11 Commits

Author SHA1 Message Date
decanus
8c55a36a91 implemented 2019-09-24 20:33:00 +02:00
Andrea Maria Piana
943ab5e228 add zap logger (#71) 2019-08-29 08:10:45 +02:00
Dean Eigenmann
3233b23080 Update README.md 2019-08-24 16:49:46 +02:00
Andrea Maria Piana
a8dc37599b use different migration table (#70) 2019-08-22 11:10:40 +02:00
Andrea Maria Piana
afd2e97e38 Add sync state when initializing node (#69) 2019-08-21 12:38:49 +02:00
Adam Babik
7c42852bfd Add persistent storage support (#68) 2019-08-20 20:06:35 +02:00
decanus
3d5dc5b3e3 Merge branch 'master' of github.com:vacp2p/mvds 2019-08-11 18:21:36 +02:00
decanus
c9d04bbf91 import sort 2019-08-11 18:21:25 +02:00
Dean Eigenmann
72ff1b0d14 Update README.md 2019-08-07 14:27:49 +02:00
Dean Eigenmann
48a12fa637 feature/subscribe (#62)
* readded suubscription code

* added tes

* changed the way channels are created

* closes channel on stop
2019-08-06 11:18:46 +02:00
Dean Eigenmann
6291da6ee1 Update node.go 2019-08-05 21:55:50 +02:00
657 changed files with 485700 additions and 100 deletions

View File

@@ -7,7 +7,7 @@ build:
.PHONY: build
test:
go test -v
go test -v ./...
.PHONY: test
protobuf:
@@ -28,3 +28,22 @@ vendor:
go mod vendor
modvendor -copy="**/*.c **/*.h" -v
.PHONY: vendor
generate:
go generate ./...
.PHONY: generate
create-migration:
@if [ -z "$$DIR" ]; then \
echo 'missing DIR var'; \
exit 1; \
fi
@if [ -z "$$NAME" ]; then \
echo 'missing NAME var'; \
exit 1; \
fi
mkdir -p $(DIR)
touch $(DIR)/`date +"%s"`_$(NAME).down.sql ./$(DIR)/`date +"%s"`_$(NAME).up.sql
.PHONY: create-migration

View File

@@ -4,9 +4,11 @@
[![MIT License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
[![API Reference](
https://camo.githubusercontent.com/915b7be44ada53c290eb157634330494ebe3e30a/68747470733a2f2f676f646f632e6f72672f6769746875622e636f6d2f676f6c616e672f6764646f3f7374617475732e737667
)](https://godoc.org/github.com/vacp2p/mvds) [![Go Report Card](https://goreportcard.com/badge/github.com/vacp2p/mvds)](https://goreportcard.com/report/github.com/vacp2p/mvds)
)](https://godoc.org/github.com/vacp2p/mvds)
[![Go Report Card](https://goreportcard.com/badge/github.com/vacp2p/mvds)](https://goreportcard.com/report/github.com/vacp2p/mvds)
[![Build Status](https://travis-ci.com/vacp2p/mvds.svg?branch=master)](https://travis-ci.com/vacp2p/mvds)
Experimental implementation of the [minimal viable data sync protocol specification](https://github.com/vacp2p/specs/blob/master/mvds.md).
Experimental implementation of the [minimal viable data sync protocol specification](https://specs.vac.dev/mvds.html).
## Usage

12
go.mod
View File

@@ -3,7 +3,15 @@ module github.com/vacp2p/mvds
go 1.12
require (
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/golang-migrate/migrate v3.5.4+incompatible // indirect
github.com/golang-migrate/migrate/v4 v4.5.0 // indirect
github.com/golang/protobuf v1.3.2
github.com/stretchr/testify v0.0.0-20190716104307-221dbe5ed46703ee255b1da0dec05086f5035f62
github.com/multiformats/go-multihash v0.0.8
github.com/mutecomm/go-sqlcipher v0.0.0-20190227152316-55dbde17881f // indirect
github.com/pkg/errors v0.8.1
github.com/status-im/migrate/v4 v4.0.0-20190821140204-a9d340ec8fb76af4afda06acf01740d45d2661ed
github.com/stretchr/testify v1.3.1-0.20190712000136-221dbe5ed467
go.uber.org/atomic v1.4.0 // indirect
go.uber.org/multierr v1.1.0 // indirect
go.uber.org/zap v1.10.0
)

244
go.sum
View File

@@ -1,14 +1,254 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.37.4/go.mod h1:NHPJ89PdicEuT9hdPXMROBD91xc5uRDxsMtSB16k7hw=
github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
github.com/aws/aws-sdk-go v1.17.7/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932/go.mod h1:NOuUCSz6Q9T7+igc/hlvDOUdtWKryOrtFyIVABv/p7k=
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
github.com/cockroachdb/cockroach-go v0.0.0-20181001143604-e0a95dfd547c/go.mod h1:XGLbWH/ujMcbPbhZq52Nv6UrCghb1yGn//133kEsvDk=
github.com/cznic/b v0.0.0-20180115125044-35e9bbe41f07/go.mod h1:URriBxXwVq5ijiJ12C7iIZqlA69nTlI+LgI6/pwftG8=
github.com/cznic/fileutil v0.0.0-20180108211300-6a051e75936f/go.mod h1:8S58EK26zhXSxzv7NQFpnliaOQsmDUxvoQO3rt154Vg=
github.com/cznic/golex v0.0.0-20170803123110-4ab7c5e190e4/go.mod h1:+bmmJDNmKlhWNG+gwWCkaBoTy39Fs+bzRxVBzoTQbIc=
github.com/cznic/internal v0.0.0-20180608152220-f44710a21d00/go.mod h1:olo7eAdKwJdXxb55TKGLiJ6xt1H0/tiiRCWKVLmtjY4=
github.com/cznic/lldb v1.1.0/go.mod h1:FIZVUmYUVhPwRiPzL8nD/mpFcJ/G7SSXjjXYG4uRI3A=
github.com/cznic/mathutil v0.0.0-20180504122225-ca4c9f2c1369/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
github.com/cznic/ql v1.2.0/go.mod h1:FbpzhyZrqr0PVlK6ury+PoW3T0ODUV22OeWIxcaOrSE=
github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65/go.mod h1:q2w6Bg5jeox1B+QkJ6Wp/+Vn0G/bo3f1uY7Fn3vivIQ=
github.com/cznic/strutil v0.0.0-20171016134553-529a34b1c186/go.mod h1:AHHPPPXTw0h6pVabbcbyGRK1DckRn7r/STdZEeIDzZc=
github.com/cznic/zappy v0.0.0-20160723133515-2533cb5b45cc/go.mod h1:Y1SNZ4dRUOKXshKUbwUapqNncRrho4mkjQebgEHZLj8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/denisenkom/go-mssqldb v0.0.0-20190515213511-eb9f6a1743f3/go.mod h1:zAg7JM8CkOJ43xKXIj7eRO9kmWm/TW578qo+oDO6tuM=
github.com/dhui/dktest v0.3.0/go.mod h1:cyzIUfGsBEbZ6BT7tnXqAShHSXCZhSNmFl70sZ7c1yc=
github.com/docker/distribution v2.7.0+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
github.com/docker/docker v0.7.3-0.20190103212154-2b7e084dc98b/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
github.com/docker/docker v0.7.3-0.20190108045446-77df18c24acf/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
github.com/eapache/go-resiliency v1.1.0/go.mod h1:kFI+JgMyC7bLPUVY133qvEBtVayf5mFgVsvEsIPBvNs=
github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21/go.mod h1:+020luEh2TKB4/GOp8oxxtq0Daoen/Cii55CzbTV6DU=
github.com/eapache/queue v1.1.0/go.mod h1:6eCeP0CKFpHLu8blIFXhExK/dRa7WDZfr6jVFPTqq+I=
github.com/edsrzf/mmap-go v0.0.0-20170320065105-0bce6a688712/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/fsouza/fake-gcs-server v1.7.0/go.mod h1:5XIRs4YvwNbNoz+1JF8j6KLAyDh7RHGAyAK3EP2EsNk=
github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as=
github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE=
github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/gocql/gocql v0.0.0-20190301043612-f6df8288f9b4/go.mod h1:4Fw1eo5iaEhDUs8XyuhSVCVy52Jq3L+/3GJgYkwc+/0=
github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
github.com/gogo/protobuf v1.2.0/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
github.com/golang-migrate/migrate v3.5.4+incompatible h1:R7OzwvCJTCgwapPCiX6DyBiu2czIUMDCB118gFTKTUA=
github.com/golang-migrate/migrate v3.5.4+incompatible/go.mod h1:IsVUlFN5puWOmXrqjgGUfIRIbU7mr8oNBE2tyERd9Wk=
github.com/golang-migrate/migrate/v4 v4.5.0 h1:ucd2qJu1BAKTtmjh7QlWYiq01DwlE/xXYQkOPE0ZTsI=
github.com/golang-migrate/migrate/v4 v4.5.0/go.mod h1:SzAcz2l+yDJVhQC7fwiF7T2MAFPMIkigJz98klRJ4OE=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/mock v1.2.0/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2 h1:6nsPYzhq5kReh6QImI3k5qWzO4PEbvbIW2cwSfR/6xs=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/snappy v0.0.0-20170215233205-553a64147049/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
github.com/google/martian v2.1.0+incompatible/go.mod h1:9I4somxYTbIHy5NJKHRl3wXiIaQGbYVAs8BPL6v8lEs=
github.com/google/pprof v0.0.0-20181206194817-3ea8567a2e57/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
github.com/googleapis/gax-go/v2 v2.0.4/go.mod h1:0Wqv26UfaUD9n4G6kQubkQ+KchISgw+vpHVxEJEs9eg=
github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
github.com/gorilla/mux v1.6.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
github.com/gorilla/mux v1.7.1/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
github.com/hailocab/go-hostpool v0.0.0-20160125115350-e80d13ce29ed/go.mod h1:tMWxXQ9wFIaZeTI9F+hmhFiGpFmhOHzyShyFUhRm0H4=
github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
github.com/hashicorp/go-multierror v1.0.0 h1:iVjPR7a6H0tWELX5NxNe7bYopibicUzc7uPribsnS6o=
github.com/hashicorp/go-multierror v1.0.0/go.mod h1:dHtQlpGsu+cZNNAkkCN/P3hoUDHhCYQXV3UM06sGGrk=
github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
github.com/jackc/fake v0.0.0-20150926172116-812a484cc733/go.mod h1:WrMFNQdiFJ80sQsxDoMokWK1W5TQtxBFNpzWTD84ibQ=
github.com/jackc/pgx v3.2.0+incompatible/go.mod h1:0ZGrqGqkRlliWnWB4zKnWtjbSWbGkVEFm4TeybAXq+I=
github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0/go.mod h1:1NbS8ALrpOvjt0rHPNLyCIeMtbizbir8U//inJ+zuB8=
github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/kshvakov/clickhouse v1.3.5/go.mod h1:DMzX7FxRymoNkVgizH0DWAL8Cur7wHLgx3MUnGwJqpE=
github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
github.com/mattn/go-sqlite3 v1.10.0 h1:jbhqpg7tQe4SupckyijYiy0mJJ/pRyHvXf7JdWK860o=
github.com/mattn/go-sqlite3 v1.10.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
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golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425222832-ad9eeb80039a/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
google.golang.org/api v0.3.2/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/appengine v1.3.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/genproto v0.0.0-20190404172233-64821d5d2107/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
google.golang.org/grpc v1.17.0/go.mod h1:6QZJwpn2B+Zp71q/5VxRsJ6NXXVCE5NRUHRo+f3cWCs=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiqXj38=
gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

19
main.go
View File

@@ -13,6 +13,7 @@ import (
"github.com/vacp2p/mvds/state"
"github.com/vacp2p/mvds/store"
"github.com/vacp2p/mvds/transport"
"go.uber.org/zap"
)
var (
@@ -54,9 +55,13 @@ func main() {
mode = node.BATCH
}
node, err := createNode(t, peerID(), mode)
if err != nil {
log.Printf("Could not create node: %+v\n", err)
}
nodes = append(
nodes,
createNode(t, peerID(), mode),
node,
)
}
@@ -106,10 +111,15 @@ OUTER:
return peers
}
func createNode(transport transport.Transport, id state.PeerID, mode node.Mode) *node.Node {
func createNode(transport transport.Transport, id state.PeerID, mode node.Mode) (*node.Node, error) {
ds := store.NewDummyStore()
logger, err := zap.NewDevelopment()
if err != nil {
return nil, err
}
return node.NewNode(
&ds,
ds,
transport,
state.NewSyncState(),
Calc,
@@ -117,7 +127,8 @@ func createNode(transport transport.Transport, id state.PeerID, mode node.Mode)
id,
mode,
peers.NewMemoryPersistence(),
)
logger,
), nil
}
func chat(group state.GroupID, nodes ...*node.Node) {

View File

@@ -1,14 +1,16 @@
package main
import (
"testing"
"time"
"github.com/stretchr/testify/suite"
"github.com/vacp2p/mvds/node"
"github.com/vacp2p/mvds/peers"
"github.com/vacp2p/mvds/state"
"github.com/vacp2p/mvds/store"
"github.com/vacp2p/mvds/transport"
"testing"
"time"
"go.uber.org/zap"
)
func TestMVDSBatchSuite(t *testing.T) {
@@ -30,23 +32,24 @@ type MVDSBatchSuite struct {
func (s *MVDSBatchSuite) SetupTest() {
logger, err := zap.NewDevelopment()
s.Require().NoError(err)
in1 := make(chan transport.Packet)
t1 := transport.NewChannelTransport(0, in1)
ds1 := store.NewDummyStore()
s.ds1 = &ds1
s.ds1 = store.NewDummyStore()
s.state1 = state.NewSyncState()
s.peers1 = peers.NewMemoryPersistence()
p1 := [65]byte{0x01}
s.client1 = node.NewNode(s.ds1, t1, s.state1, Calc, 0, p1, node.BATCH, s.peers1)
s.client1 = node.NewNode(s.ds1, t1, s.state1, Calc, 0, p1, node.BATCH, s.peers1, logger)
in2 := make(chan transport.Packet)
t2 := transport.NewChannelTransport(0, in2)
ds2 := store.NewDummyStore()
s.ds2 = &ds2
s.ds2 = store.NewDummyStore()
s.state2 = state.NewSyncState()
p2 := [65]byte{0x02}
s.peers2 = peers.NewMemoryPersistence()
s.client2 = node.NewNode(s.ds2, t2, s.state2, Calc, 0, p2, node.BATCH, s.peers2)
s.client2 = node.NewNode(s.ds2, t2, s.state2, Calc, 0, p2, node.BATCH, s.peers2, logger)
t2.AddOutput(p1, in1)
t1.AddOutput(p2, in2)
@@ -67,7 +70,10 @@ func (s *MVDSBatchSuite) TearDownTest() {
}
func (s *MVDSBatchSuite) TestSendClient1ToClient2() {
messageID, err := s.client1.AppendMessage(s.groupID, []byte("message 1"))
subscription := s.client2.Subscribe()
content := []byte("message 1")
messageID, err := s.client1.AppendMessage(s.groupID, content)
s.Require().NoError(err)
// Check message is in store
@@ -80,10 +86,16 @@ func (s *MVDSBatchSuite) TestSendClient1ToClient2() {
message1Receiver, err := s.ds2.Get(messageID)
return err == nil && message1Receiver != nil
}, 1*time.Second, 10*time.Millisecond)
message := <-subscription
s.Equal(message.Body, content)
}
func (s *MVDSBatchSuite) TestSendClient2ToClient1() {
messageID, err := s.client2.AppendMessage(s.groupID, []byte("message 1"))
subscription := s.client1.Subscribe()
content := []byte("message 1")
messageID, err := s.client2.AppendMessage(s.groupID, content)
s.Require().NoError(err)
// Check message is in store
@@ -96,6 +108,9 @@ func (s *MVDSBatchSuite) TestSendClient2ToClient1() {
message1Receiver, err := s.ds1.Get(messageID)
return err == nil && message1Receiver != nil
}, 1*time.Second, 10*time.Millisecond)
message := <-subscription
s.Equal(message.Body, content)
}
func (s *MVDSBatchSuite) TestAcks() {
@@ -108,7 +123,7 @@ func (s *MVDSBatchSuite) TestAcks() {
s.Require().NotNil(message1Sender)
// Check state is updated correctly
states, err := s.state1.All()
states, err := s.state1.All(s.client1.CurrentEpoch())
s.Require().NoError(err)
s.Require().Equal(1, len(states))
@@ -120,7 +135,7 @@ func (s *MVDSBatchSuite) TestAcks() {
// Check state is removed
s.Require().Eventually(func() bool {
states, err := s.state1.All()
states, err := s.state1.All(s.client1.CurrentEpoch())
return err == nil && len(states) == 0
}, 1*time.Second, 10*time.Millisecond)

View File

@@ -1,14 +1,16 @@
package main
import (
"testing"
"time"
"github.com/stretchr/testify/suite"
"github.com/vacp2p/mvds/node"
"github.com/vacp2p/mvds/peers"
"github.com/vacp2p/mvds/state"
"github.com/vacp2p/mvds/store"
"github.com/vacp2p/mvds/transport"
"testing"
"time"
"go.uber.org/zap"
)
func TestMVDSInteractiveSuite(t *testing.T) {
@@ -30,23 +32,24 @@ type MVDSInteractiveSuite struct {
func (s *MVDSInteractiveSuite) SetupTest() {
logger, err := zap.NewDevelopment()
s.Require().NoError(err)
in1 := make(chan transport.Packet)
t1 := transport.NewChannelTransport(0, in1)
ds1 := store.NewDummyStore()
s.ds1 = &ds1
s.ds1 = store.NewDummyStore()
s.state1 = state.NewSyncState()
s.peers1 = peers.NewMemoryPersistence()
p1 := [65]byte{0x01}
s.client1 = node.NewNode(s.ds1, t1, s.state1, Calc, 0, p1, node.INTERACTIVE, s.peers1)
s.client1 = node.NewNode(s.ds1, t1, s.state1, Calc, 0, p1, node.INTERACTIVE, s.peers1, logger)
in2 := make(chan transport.Packet)
t2 := transport.NewChannelTransport(0, in2)
ds2 := store.NewDummyStore()
s.ds2 = &ds2
s.ds2 = store.NewDummyStore()
s.state2 = state.NewSyncState()
p2 := [65]byte{0x02}
s.peers2 = peers.NewMemoryPersistence()
s.client2 = node.NewNode(s.ds2, t2, s.state2, Calc, 0, p2, node.INTERACTIVE, s.peers2)
s.client2 = node.NewNode(s.ds2, t2, s.state2, Calc, 0, p2, node.INTERACTIVE, s.peers2, logger)
t2.AddOutput(p1, in1)
t1.AddOutput(p2, in2)
@@ -75,13 +78,13 @@ func (s *MVDSInteractiveSuite) TestInteractiveMode() {
s.Require().NotNil(message1Sender)
// Check state is updated correctly
states, err := s.state1.All()
states, err := s.state1.All(s.client1.CurrentEpoch())
s.Require().NoError(err)
s.Require().Equal(1, len(states))
// Check we store the request
s.Require().Eventually(func() bool {
states, err := s.state2.All()
states, err := s.state2.All(s.client2.CurrentEpoch())
return err == nil && len(states) == 1 && states[0].Type == state.REQUEST
}, 1*time.Second, 10*time.Millisecond, "An request is stored in the state")
@@ -93,7 +96,7 @@ func (s *MVDSInteractiveSuite) TestInteractiveMode() {
// Check state is removed
s.Require().Eventually(func() bool {
states, err := s.state1.All()
states, err := s.state1.All(s.client1.CurrentEpoch())
return err == nil && len(states) == 0
}, 1*time.Second, 10*time.Millisecond, "We clear all the state")

33
node/epoch_persistency.go Normal file
View File

@@ -0,0 +1,33 @@
package node
import (
"database/sql"
"github.com/vacp2p/mvds/state"
)
type epochSQLitePersistence struct {
db *sql.DB
}
func newEpochSQLitePersistence(db *sql.DB) *epochSQLitePersistence {
return &epochSQLitePersistence{db: db}
}
func (p *epochSQLitePersistence) Get(nodeID state.PeerID) (epoch int64, err error) {
row := p.db.QueryRow(`SELECT epoch FROM mvds_epoch WHERE peer_id = ?`, nodeID[:])
err = row.Scan(&epoch)
if err == sql.ErrNoRows {
err = nil
}
return
}
func (p *epochSQLitePersistence) Set(nodeID state.PeerID, epoch int64) error {
_, err := p.db.Exec(`
INSERT OR REPLACE INTO mvds_epoch (peer_id, epoch) VALUES (?, ?)`,
nodeID[:],
epoch,
)
return err
}

View File

@@ -0,0 +1,38 @@
package node
import (
"io/ioutil"
"testing"
"github.com/stretchr/testify/require"
"github.com/vacp2p/mvds/node/migrations"
"github.com/vacp2p/mvds/persistenceutil"
"github.com/vacp2p/mvds/state"
)
func TestEpochSQLitePersistence(t *testing.T) {
tmpFile, err := ioutil.TempFile("", "")
require.NoError(t, err)
db, err := persistenceutil.Open(tmpFile.Name(), "", persistenceutil.MigrationConfig{
AssetNames: migrations.AssetNames(),
AssetGetter: migrations.Asset,
})
require.NoError(t, err)
p := newEpochSQLitePersistence(db)
err = p.Set(state.PeerID{0x01}, 1)
require.NoError(t, err)
epoch, err := p.Get(state.PeerID{0x01})
require.NoError(t, err)
require.Equal(t, int64(1), epoch)
err = p.Set(state.PeerID{0x01}, 2)
require.NoError(t, err)
epoch, err = p.Get(state.PeerID{0x01})
require.NoError(t, err)
require.Equal(t, int64(2), epoch)
epoch, err = p.Get(state.PeerID{0xff})
require.NoError(t, err)
require.Equal(t, int64(0), epoch)
}

View File

@@ -0,0 +1,319 @@
// Code generated by go-bindata. DO NOT EDIT.
// sources:
// 1565345162_initial_schema.down.sql (23B)
// 1565345162_initial_schema.up.sql (86B)
// doc.go (377B)
package migrations
import (
"bytes"
"compress/gzip"
"crypto/sha256"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"time"
)
func bindataRead(data []byte, name string) ([]byte, error) {
gz, err := gzip.NewReader(bytes.NewBuffer(data))
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, gz)
clErr := gz.Close()
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
if clErr != nil {
return nil, err
}
return buf.Bytes(), nil
}
type asset struct {
bytes []byte
info os.FileInfo
digest [sha256.Size]byte
}
type bindataFileInfo struct {
name string
size int64
mode os.FileMode
modTime time.Time
}
func (fi bindataFileInfo) Name() string {
return fi.name
}
func (fi bindataFileInfo) Size() int64 {
return fi.size
}
func (fi bindataFileInfo) Mode() os.FileMode {
return fi.mode
}
func (fi bindataFileInfo) ModTime() time.Time {
return fi.modTime
}
func (fi bindataFileInfo) IsDir() bool {
return false
}
func (fi bindataFileInfo) Sys() interface{} {
return nil
}
var __1565345162_initial_schemaDownSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x09\xf2\x0f\x50\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x4f\x2d\xc8\x4f\xce\xb0\xe6\x02\x04\x00\x00\xff\xff\xd3\x00\xf3\x23\x17\x00\x00\x00")
func _1565345162_initial_schemaDownSqlBytes() ([]byte, error) {
return bindataRead(
__1565345162_initial_schemaDownSql,
"1565345162_initial_schema.down.sql",
)
}
func _1565345162_initial_schemaDownSql() (*asset, error) {
bytes, err := _1565345162_initial_schemaDownSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565345162_initial_schema.down.sql", size: 23, mode: os.FileMode(0644), modTime: time.Unix(1565345447, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x7c, 0x69, 0xd2, 0x3, 0xea, 0x82, 0x7c, 0xb3, 0x44, 0x6c, 0xef, 0x64, 0x2c, 0x99, 0x62, 0xa2, 0x8b, 0x6f, 0x96, 0x4f, 0x34, 0x41, 0x87, 0xd5, 0x4e, 0x3, 0x7f, 0x4a, 0xd1, 0x91, 0x9, 0x99}}
return a, nil
}
var __1565345162_initial_schemaUpSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x0e\x72\x75\x0c\x71\x55\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x4f\x2d\xc8\x4f\xce\x50\xd0\xe0\x52\x50\x50\x50\x28\x48\x4d\x2d\x8a\xcf\x4c\x51\x70\xf2\xf1\x77\x52\x08\x08\xf2\xf4\x75\x0c\x8a\x54\xf0\x76\x8d\xd4\x01\xcb\x42\x54\x7a\xfa\x85\xb8\xba\xbb\x06\x29\xf8\xf9\x87\x28\xf8\x85\xfa\xf8\x70\x69\x5a\x73\x01\x02\x00\x00\xff\xff\x51\x96\x2d\xcb\x56\x00\x00\x00")
func _1565345162_initial_schemaUpSqlBytes() ([]byte, error) {
return bindataRead(
__1565345162_initial_schemaUpSql,
"1565345162_initial_schema.up.sql",
)
}
func _1565345162_initial_schemaUpSql() (*asset, error) {
bytes, err := _1565345162_initial_schemaUpSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565345162_initial_schema.up.sql", size: 86, mode: os.FileMode(0644), modTime: time.Unix(1565345708, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x78, 0x7c, 0xdd, 0x67, 0x61, 0x3e, 0x7f, 0xd4, 0xce, 0xb0, 0x17, 0xbe, 0x5a, 0xa7, 0x9e, 0x93, 0x34, 0xe8, 0xbb, 0x44, 0xfb, 0x88, 0xd6, 0x18, 0x6d, 0x9f, 0xb4, 0x22, 0xda, 0xbc, 0x87, 0x94}}
return a, nil
}
var _docGo = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x84\x8f\xbb\x6e\xc3\x30\x0c\x45\x77\x7f\xc5\x45\x96\x2c\xb5\xb4\x74\xea\xd6\xb1\x7b\x7f\x80\x91\x68\x89\x88\x1e\xae\x48\xe7\xf1\xf7\x85\xd3\x02\xcd\xd6\xf5\x00\xe7\xf0\xd2\x7b\x7c\x66\x51\x2c\x52\x18\xa2\x68\x1c\x58\x95\xc6\x1d\x27\x0e\xb4\x29\xe3\x90\xc4\xf2\x76\x72\xa1\x57\xaf\x46\xb6\xe9\x2c\xd5\x57\x49\x83\x8c\xfd\xe5\xf5\x30\x79\x8f\x40\xed\x68\xc8\xd4\x62\xe1\x47\x4b\xa1\x46\xc3\xa4\x25\x5c\xc5\x32\x08\xeb\xe0\x45\x6e\x0e\xef\x86\xc2\xa4\x06\xcb\x64\x47\x85\x65\x46\x20\xe5\x3d\xb3\xf4\x81\xd4\xe7\x93\xb4\x48\x46\x6e\x47\x1f\xcb\x13\xd9\x17\x06\x2a\x85\x23\x96\xd1\xeb\xc3\x55\xaa\x8c\x28\x83\x83\xf5\x71\x7f\x01\xa9\xb2\xa1\x51\x65\xdd\xfd\x4c\x17\x46\xeb\xbf\xe7\x41\x2d\xfe\xff\x11\xae\x7d\x9c\x15\xa4\xe0\xdb\xca\xc1\x38\xba\x69\x5a\x29\x9c\x29\x31\xf4\xab\x88\xf1\x34\x79\x9f\xfa\x5b\xe2\xc6\xbb\xf5\xbc\x71\x5e\xcf\x09\x3f\x35\xe9\x4d\x31\x77\x38\xe7\xff\x80\x4b\x1d\x6e\xfa\x0e\x00\x00\xff\xff\x9d\x60\x3d\x88\x79\x01\x00\x00")
func docGoBytes() ([]byte, error) {
return bindataRead(
_docGo,
"doc.go",
)
}
func docGo() (*asset, error) {
bytes, err := docGoBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "doc.go", size: 377, mode: os.FileMode(0644), modTime: time.Unix(1565345207, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xef, 0xaf, 0xdf, 0xcf, 0x65, 0xae, 0x19, 0xfc, 0x9d, 0x29, 0xc1, 0x91, 0xaf, 0xb5, 0xd5, 0xb1, 0x56, 0xf3, 0xee, 0xa8, 0xba, 0x13, 0x65, 0xdb, 0xab, 0xcf, 0x4e, 0xac, 0x92, 0xe9, 0x60, 0xf1}}
return a, nil
}
// Asset loads and returns the asset for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func Asset(name string) ([]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
}
return a.bytes, nil
}
return nil, fmt.Errorf("Asset %s not found", name)
}
// AssetString returns the asset contents as a string (instead of a []byte).
func AssetString(name string) (string, error) {
data, err := Asset(name)
return string(data), err
}
// MustAsset is like Asset but panics when Asset would return an error.
// It simplifies safe initialization of global variables.
func MustAsset(name string) []byte {
a, err := Asset(name)
if err != nil {
panic("asset: Asset(" + name + "): " + err.Error())
}
return a
}
// MustAssetString is like AssetString but panics when Asset would return an
// error. It simplifies safe initialization of global variables.
func MustAssetString(name string) string {
return string(MustAsset(name))
}
// AssetInfo loads and returns the asset info for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func AssetInfo(name string) (os.FileInfo, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
}
return a.info, nil
}
return nil, fmt.Errorf("AssetInfo %s not found", name)
}
// AssetDigest returns the digest of the file with the given name. It returns an
// error if the asset could not be found or the digest could not be loaded.
func AssetDigest(name string) ([sha256.Size]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s can't read by error: %v", name, err)
}
return a.digest, nil
}
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s not found", name)
}
// Digests returns a map of all known files and their checksums.
func Digests() (map[string][sha256.Size]byte, error) {
mp := make(map[string][sha256.Size]byte, len(_bindata))
for name := range _bindata {
a, err := _bindata[name]()
if err != nil {
return nil, err
}
mp[name] = a.digest
}
return mp, nil
}
// AssetNames returns the names of the assets.
func AssetNames() []string {
names := make([]string, 0, len(_bindata))
for name := range _bindata {
names = append(names, name)
}
return names
}
// _bindata is a table, holding each asset generator, mapped to its name.
var _bindata = map[string]func() (*asset, error){
"1565345162_initial_schema.down.sql": _1565345162_initial_schemaDownSql,
"1565345162_initial_schema.up.sql": _1565345162_initial_schemaUpSql,
"doc.go": docGo,
}
// AssetDir returns the file names below a certain
// directory embedded in the file by go-bindata.
// For example if you run go-bindata on data/... and data contains the
// following hierarchy:
// data/
// foo.txt
// img/
// a.png
// b.png
// then AssetDir("data") would return []string{"foo.txt", "img"},
// AssetDir("data/img") would return []string{"a.png", "b.png"},
// AssetDir("foo.txt") and AssetDir("notexist") would return an error, and
// AssetDir("") will return []string{"data"}.
func AssetDir(name string) ([]string, error) {
node := _bintree
if len(name) != 0 {
canonicalName := strings.Replace(name, "\\", "/", -1)
pathList := strings.Split(canonicalName, "/")
for _, p := range pathList {
node = node.Children[p]
if node == nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
}
}
if node.Func != nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
rv := make([]string, 0, len(node.Children))
for childName := range node.Children {
rv = append(rv, childName)
}
return rv, nil
}
type bintree struct {
Func func() (*asset, error)
Children map[string]*bintree
}
var _bintree = &bintree{nil, map[string]*bintree{
"1565345162_initial_schema.down.sql": &bintree{_1565345162_initial_schemaDownSql, map[string]*bintree{}},
"1565345162_initial_schema.up.sql": &bintree{_1565345162_initial_schemaUpSql, map[string]*bintree{}},
"doc.go": &bintree{docGo, map[string]*bintree{}},
}}
// RestoreAsset restores an asset under the given directory.
func RestoreAsset(dir, name string) error {
data, err := Asset(name)
if err != nil {
return err
}
info, err := AssetInfo(name)
if err != nil {
return err
}
err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
if err != nil {
return err
}
err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
if err != nil {
return err
}
return os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
}
// RestoreAssets restores an asset under the given directory recursively.
func RestoreAssets(dir, name string) error {
children, err := AssetDir(name)
// File
if err != nil {
return RestoreAsset(dir, name)
}
// Dir
for _, child := range children {
err = RestoreAssets(dir, filepath.Join(name, child))
if err != nil {
return err
}
}
return nil
}
func _filePath(dir, name string) string {
canonicalName := strings.Replace(name, "\\", "/", -1)
return filepath.Join(append([]string{dir}, strings.Split(canonicalName, "/")...)...)
}

View File

@@ -0,0 +1 @@
DROP TABLE mvds_epoch;

View File

@@ -0,0 +1,4 @@
CREATE TABLE mvds_epoch (
peer_id BLOB PRIMARY KEY,
epoch INTEGER NOT NULL
);

View File

@@ -0,0 +1,9 @@
// This file is necessary because "github.com/status-im/migrate/v4"
// can't handle files starting with a prefix. At least that's the case
// for go-bindata.
// If go-bindata is called from the same directory, asset names
// have no prefix and "github.com/status-im/migrate/v4" works as expected.
package sqlite
//go:generate go-bindata -pkg migrations -o ../migrations.go .

View File

@@ -1,15 +1,18 @@
// Package Node contains node logic.
// Package node contains node logic.
package node
// @todo this is a very rough implementation that needs cleanup
import (
"context"
"database/sql"
"encoding/hex"
"fmt"
"log"
"sync/atomic"
"time"
"go.uber.org/zap"
"github.com/vacp2p/mvds/peers"
"github.com/vacp2p/mvds/protobuf"
"github.com/vacp2p/mvds/state"
@@ -30,6 +33,8 @@ type CalculateNextEpoch func(count uint64, epoch int64) int64
// Node represents an MVDS node, it runs all the logic like sending and receiving protocol messages.
type Node struct {
// This needs to be declared first: https://github.com/golang/go/issues/9959
epoch int64
ctx context.Context
cancel context.CancelFunc
@@ -46,8 +51,76 @@ type Node struct {
ID state.PeerID
epoch int64
mode Mode
epochPersistence *epochSQLitePersistence
mode Mode
subscription chan protobuf.Message
logger *zap.Logger
}
func NewPersistentNode(
db *sql.DB,
st transport.Transport,
id state.PeerID,
mode Mode,
nextEpoch CalculateNextEpoch,
logger *zap.Logger,
) (*Node, error) {
ctx, cancel := context.WithCancel(context.Background())
if logger == nil {
logger = zap.NewNop()
}
node := Node{
ID: id,
ctx: ctx,
cancel: cancel,
store: store.NewPersistentMessageStore(db),
transport: st,
peers: peers.NewSQLitePersistence(db),
syncState: state.NewPersistentSyncState(db),
payloads: newPayloads(),
epochPersistence: newEpochSQLitePersistence(db),
nextEpoch: nextEpoch,
logger: logger.With(zap.Namespace("mvds")),
mode: mode,
}
if currentEpoch, err := node.epochPersistence.Get(id); err != nil {
return nil, err
} else {
node.epoch = currentEpoch
}
return &node, nil
}
func NewEphemeralNode(
id state.PeerID,
t transport.Transport,
nextEpoch CalculateNextEpoch,
currentEpoch int64,
mode Mode,
logger *zap.Logger,
) *Node {
ctx, cancel := context.WithCancel(context.Background())
if logger == nil {
logger = zap.NewNop()
}
return &Node{
ID: id,
ctx: ctx,
cancel: cancel,
store: store.NewDummyStore(),
transport: t,
syncState: state.NewSyncState(),
peers: peers.NewMemoryPersistence(),
payloads: newPayloads(),
nextEpoch: nextEpoch,
epoch: currentEpoch,
logger: logger.With(zap.Namespace("mvds")),
mode: mode,
}
}
// NewNode returns a new node.
@@ -60,8 +133,12 @@ func NewNode(
id state.PeerID,
mode Mode,
pp peers.Persistence,
logger *zap.Logger,
) *Node {
ctx, cancel := context.WithCancel(context.Background())
if logger == nil {
logger = zap.NewNop()
}
return &Node{
ctx: ctx,
@@ -74,17 +151,22 @@ func NewNode(
nextEpoch: nextEpoch,
ID: id,
epoch: currentEpoch,
logger: logger.With(zap.Namespace("mvds")),
mode: mode,
}
}
func (n *Node) CurrentEpoch() int64 {
return atomic.LoadInt64(&n.epoch)
}
// Start listens for new messages received by the node and sends out those required every epoch.
func (n *Node) Start(duration time.Duration) {
go func() {
for {
select {
case <-n.ctx.Done():
log.Print("Watch stopped")
n.logger.Info("Watch stopped")
return
default:
p := n.transport.Watch()
@@ -97,16 +179,22 @@ func (n *Node) Start(duration time.Duration) {
for {
select {
case <-n.ctx.Done():
log.Print("Epoch processing stopped")
n.logger.Info("Epoch processing stopped")
return
default:
log.Printf("Node: %x Epoch: %d", n.ID[:4], n.epoch)
n.logger.Debug("Epoch processing", zap.String("node", hex.EncodeToString(n.ID[:4])), zap.Int64("epoch", n.epoch))
time.Sleep(duration)
err := n.sendMessages()
if err != nil {
log.Printf("Error sending messages: %+v\n", err)
n.logger.Error("Error sending messages.", zap.Error(err))
}
atomic.AddInt64(&n.epoch, 1)
// When a persistent node is used, the epoch needs to be saved.
if n.epochPersistence != nil {
if err := n.epochPersistence.Set(n.ID, n.epoch); err != nil {
n.logger.Error("Failed to persisten epoch", zap.Error(err))
}
}
}
}
}()
@@ -114,10 +202,25 @@ func (n *Node) Start(duration time.Duration) {
// Stop message reading and epoch processing
func (n *Node) Stop() {
log.Print("Stopping node")
n.logger.Info("Stopping node")
n.Unsubscribe()
n.cancel()
}
// Subscribe subscribes to incoming messages.
func (n *Node) Subscribe() chan protobuf.Message {
n.subscription = make(chan protobuf.Message)
return n.subscription
}
// Unsubscribe closes the listening channels
func (n *Node) Unsubscribe() {
if n.subscription != nil {
close(n.subscription)
}
n.subscription = nil
}
// AppendMessage sends a message to a given group.
func (n *Node) AppendMessage(groupID state.GroupID, data []byte) (state.MessageID, error) {
m := protobuf.Message{
@@ -147,7 +250,10 @@ func (n *Node) AppendMessage(groupID state.GroupID, data []byte) (state.MessageI
n.insertSyncState(&groupID, id, p, t)
}
log.Printf("[%x] node %x sending %x\n", groupID[:4], n.ID[:4], id[:4])
n.logger.Debug("Sending message",
zap.String("node", hex.EncodeToString(n.ID[:4])),
zap.String("groupID", hex.EncodeToString(groupID[:4])),
zap.String("id", hex.EncodeToString(id[:4])))
// @todo think about a way to insta trigger send messages when send was selected, we don't wanna wait for ticks here
return id, nil
@@ -195,7 +301,12 @@ func (n *Node) sendMessages() error {
n.payloads.AddOffers(p, m[:])
case state.REQUEST:
n.payloads.AddRequests(p, m[:])
log.Printf("sending REQUEST (%x -> %x): %x\n", n.ID[:4], p[:4], m[:4])
n.logger.Debug("sending REQUEST",
zap.String("from", hex.EncodeToString(n.ID[:4])),
zap.String("to", hex.EncodeToString(p[:4])),
zap.String("messageID", hex.EncodeToString(m[:4])),
)
case state.MESSAGE:
g := *s.GroupID
// TODO: Handle errors
@@ -210,26 +321,36 @@ func (n *Node) sendMessages() error {
msg, err := n.store.Get(m)
if err != nil {
log.Printf("failed to retreive message %x %s", m[:4], err.Error())
n.logger.Error("Failed to retreive message",
zap.String("messageID", hex.EncodeToString(m[:4])),
zap.Error(err),
)
return s
}
n.payloads.AddMessages(p, msg)
log.Printf("[%x] sending MESSAGE (%x -> %x): %x\n", g[:4], n.ID[:4], p[:4], m[:4])
n.logger.Debug("sending MESSAGE",
zap.String("groupID", hex.EncodeToString(g[:4])),
zap.String("from", hex.EncodeToString(n.ID[:4])),
zap.String("to", hex.EncodeToString(p[:4])),
zap.String("messageID", hex.EncodeToString(m[:4])),
)
}
return n.updateSendEpoch(s)
})
if err != nil {
log.Printf("error while mapping sync state: %s", err.Error())
n.logger.Error("error while mapping sync state", zap.Error(err))
return err
}
return n.payloads.MapAndClear(func(peer state.PeerID, payload protobuf.Payload) error {
err := n.transport.Send(n.ID, peer, payload)
if err != nil {
log.Printf("error sending message: %s", err.Error())
n.logger.Error("error sending message", zap.Error(err))
return err
}
return nil
@@ -240,13 +361,13 @@ func (n *Node) sendMessages() error {
func (n *Node) onPayload(sender state.PeerID, payload protobuf.Payload) {
// Acks, Requests and Offers are all arrays of bytes as protobuf doesn't allow type aliases otherwise arrays of messageIDs would be nicer.
if err := n.onAck(sender, payload.Acks); err != nil {
log.Printf("error processing acks: %s", err.Error())
n.logger.Error("error processing acks", zap.Error(err))
}
if err := n.onRequest(sender, payload.Requests); err != nil {
log.Printf("error processing requests: %s", err.Error())
n.logger.Error("error processing requests", zap.Error(err))
}
if err := n.onOffer(sender, payload.Offers); err != nil {
log.Printf("error processing offers: %s", err.Error())
n.logger.Error("error processing offers", zap.Error(err))
}
messageIds := n.onMessages(sender, payload.Messages)
n.payloads.AddAcks(sender, messageIds)
@@ -255,7 +376,11 @@ func (n *Node) onPayload(sender state.PeerID, payload protobuf.Payload) {
func (n *Node) onOffer(sender state.PeerID, offers [][]byte) error {
for _, raw := range offers {
id := toMessageID(raw)
log.Printf("OFFER (%x -> %x): %x received.\n", sender[:4], n.ID[:4], id[:4])
n.logger.Debug("OFFER received",
zap.String("from", hex.EncodeToString(sender[:4])),
zap.String("to", hex.EncodeToString(n.ID[:4])),
zap.String("messageID", hex.EncodeToString(id[:4])),
)
exist, err := n.store.Has(id)
// @todo maybe ack?
@@ -275,7 +400,11 @@ func (n *Node) onOffer(sender state.PeerID, offers [][]byte) error {
func (n *Node) onRequest(sender state.PeerID, requests [][]byte) error {
for _, raw := range requests {
id := toMessageID(raw)
log.Printf("REQUEST (%x -> %x): %x received.\n", sender[:4], n.ID[:4], id[:4])
n.logger.Debug("REQUEST received",
zap.String("from", hex.EncodeToString(sender[:4])),
zap.String("to", hex.EncodeToString(n.ID[:4])),
zap.String("messageID", hex.EncodeToString(id[:4])),
)
message, err := n.store.Get(id)
if err != nil {
@@ -283,7 +412,7 @@ func (n *Node) onRequest(sender state.PeerID, requests [][]byte) error {
}
if message == nil {
log.Printf("message %x does not exist", id[:4])
n.logger.Error("message does not exist", zap.String("messageID", hex.EncodeToString(id[:4])))
continue
}
@@ -295,7 +424,10 @@ func (n *Node) onRequest(sender state.PeerID, requests [][]byte) error {
}
if !exist {
log.Printf("[%x] peer %x is not in group", groupID, sender[:4])
n.logger.Error("peer is not in group",
zap.String("groupID", hex.EncodeToString(groupID[:4])),
zap.String("peer", hex.EncodeToString(sender[:4])),
)
continue
}
@@ -311,11 +443,16 @@ func (n *Node) onAck(sender state.PeerID, acks [][]byte) error {
err := n.syncState.Remove(id, sender)
if err != nil {
log.Printf("error while removing sync state %s", err.Error())
n.logger.Error("Error while removing sync state.", zap.Error(err))
return err
}
log.Printf("ACK (%x -> %x): %x received.\n", sender[:4], n.ID[:4], id[:4])
n.logger.Debug("ACK received",
zap.String("from", hex.EncodeToString(sender[:4])),
zap.String("to", hex.EncodeToString(n.ID[:4])),
zap.String("messageID", hex.EncodeToString(id[:4])),
)
}
return nil
}
@@ -327,12 +464,18 @@ func (n *Node) onMessages(sender state.PeerID, messages []*protobuf.Message) [][
groupID := toGroupID(m.GroupId)
err := n.onMessage(sender, *m)
if err != nil {
log.Printf("Error processing messsage: %+v\n", err)
n.logger.Error("Error processing message", zap.Error(err))
continue
}
id := m.ID()
log.Printf("[%x] sending ACK (%x -> %x): %x\n", groupID[:4], n.ID[:4], sender[:4], id[:4])
n.logger.Debug("sending ACK",
zap.String("groupID", hex.EncodeToString(groupID[:4])),
zap.String("from", hex.EncodeToString(n.ID[:4])),
zap.String("", hex.EncodeToString(sender[:4])),
zap.String("messageID", hex.EncodeToString(id[:4])),
)
a = append(a, id[:])
}
@@ -342,7 +485,11 @@ func (n *Node) onMessages(sender state.PeerID, messages []*protobuf.Message) [][
func (n *Node) onMessage(sender state.PeerID, msg protobuf.Message) error {
id := msg.ID()
groupID := toGroupID(msg.GroupId)
log.Printf("MESSAGE (%x -> %x): %x received.\n", sender[:4], n.ID[:4], id[:4])
n.logger.Debug("MESSAGE received",
zap.String("from", hex.EncodeToString(sender[:4])),
zap.String("to", hex.EncodeToString(n.ID[:4])),
zap.String("messageID", hex.EncodeToString(id[:4])),
)
err := n.syncState.Remove(id, sender)
if err != nil {
@@ -359,6 +506,7 @@ func (n *Node) onMessage(sender state.PeerID, msg protobuf.Message) error {
if err != nil {
return err
}
for _, peer := range peers {
if peer == sender {
continue
@@ -367,6 +515,10 @@ func (n *Node) onMessage(sender state.PeerID, msg protobuf.Message) error {
n.insertSyncState(&groupID, id, peer, state.OFFER)
}
if n.subscription != nil {
n.subscription <- msg
}
return nil
}
@@ -381,7 +533,13 @@ func (n *Node) insertSyncState(groupID *state.GroupID, messageID state.MessageID
err := n.syncState.Add(s)
if err != nil {
log.Printf("error (%s) setting sync state group: %x id: %x peer: %x", err.Error(), groupID, messageID, peerID)
n.logger.Error("error setting sync states",
zap.Error(err),
zap.String("groupID", hex.EncodeToString(groupID[:4])),
zap.String("messageID", hex.EncodeToString(messageID[:4])),
zap.String("peerID", hex.EncodeToString(peerID[:4])),
)
}
}

View File

@@ -84,8 +84,7 @@ func (p *payloads) MapAndClear(f func(state.PeerID, protobuf.Payload) error) err
}
func (p *payloads) get(peer state.PeerID) protobuf.Payload {
payload, _ := p.payloads[peer]
return payload
return p.payloads[peer]
}
func (p *payloads) set(peer state.PeerID, payload protobuf.Payload) {

View File

@@ -0,0 +1,319 @@
// Code generated by go-bindata. DO NOT EDIT.
// sources:
// 1565249278_initial_schema.down.sql (23B)
// 1565249278_initial_schema.up.sql (140B)
// doc.go (377B)
package migrations
import (
"bytes"
"compress/gzip"
"crypto/sha256"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"time"
)
func bindataRead(data []byte, name string) ([]byte, error) {
gz, err := gzip.NewReader(bytes.NewBuffer(data))
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, gz)
clErr := gz.Close()
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
if clErr != nil {
return nil, err
}
return buf.Bytes(), nil
}
type asset struct {
bytes []byte
info os.FileInfo
digest [sha256.Size]byte
}
type bindataFileInfo struct {
name string
size int64
mode os.FileMode
modTime time.Time
}
func (fi bindataFileInfo) Name() string {
return fi.name
}
func (fi bindataFileInfo) Size() int64 {
return fi.size
}
func (fi bindataFileInfo) Mode() os.FileMode {
return fi.mode
}
func (fi bindataFileInfo) ModTime() time.Time {
return fi.modTime
}
func (fi bindataFileInfo) IsDir() bool {
return false
}
func (fi bindataFileInfo) Sys() interface{} {
return nil
}
var __1565249278_initial_schemaDownSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x09\xf2\x0f\x50\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x2f\x48\x4d\x2d\x2a\xb6\xe6\x02\x04\x00\x00\xff\xff\x58\x44\x68\xf7\x17\x00\x00\x00")
func _1565249278_initial_schemaDownSqlBytes() ([]byte, error) {
return bindataRead(
__1565249278_initial_schemaDownSql,
"1565249278_initial_schema.down.sql",
)
}
func _1565249278_initial_schemaDownSql() (*asset, error) {
bytes, err := _1565249278_initial_schemaDownSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565249278_initial_schema.down.sql", size: 23, mode: os.FileMode(0644), modTime: time.Unix(1565249542, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x4, 0xfb, 0x5, 0x92, 0xf0, 0x93, 0xaa, 0x83, 0xb7, 0xdf, 0x66, 0xe2, 0x97, 0x53, 0x9d, 0x34, 0xd3, 0xca, 0x97, 0xd8, 0xe1, 0xed, 0xf0, 0x4a, 0x94, 0x1a, 0xb1, 0x8f, 0xcf, 0xc, 0xa4, 0x6}}
return a, nil
}
var __1565249278_initial_schemaUpSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x0e\x72\x75\x0c\x71\x55\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x2f\x48\x4d\x2d\x2a\x56\xd0\xe0\x52\x50\x50\x50\x48\x2f\xca\x2f\x2d\x88\xcf\x4c\x51\x70\xf2\xf1\x77\x52\xf0\xf3\x0f\x51\xf0\x0b\xf5\xf1\xd1\x01\xcb\x81\xd4\xe1\x90\x0a\x08\xf2\xf4\x75\x0c\x8a\x54\xf0\x76\x8d\x54\xd0\x80\x99\xa1\x03\xd3\xa1\xa9\xe0\xef\xa7\xe0\xec\xef\xe7\xe6\xe3\xe9\x1c\xa2\x10\xe4\x1a\xe0\xe3\xe8\xec\xca\xa5\x69\xcd\x05\x08\x00\x00\xff\xff\x67\x63\xbf\x36\x8c\x00\x00\x00")
func _1565249278_initial_schemaUpSqlBytes() ([]byte, error) {
return bindataRead(
__1565249278_initial_schemaUpSql,
"1565249278_initial_schema.up.sql",
)
}
func _1565249278_initial_schemaUpSql() (*asset, error) {
bytes, err := _1565249278_initial_schemaUpSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565249278_initial_schema.up.sql", size: 140, mode: os.FileMode(0644), modTime: time.Unix(1565251147, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x8a, 0xbc, 0x3a, 0x87, 0x12, 0x93, 0xeb, 0xb4, 0xcc, 0x42, 0x6e, 0xb2, 0x7d, 0xfa, 0x9a, 0xa8, 0x3f, 0xb, 0x6b, 0xa8, 0x2d, 0x8b, 0xde, 0x67, 0x2a, 0xa8, 0xa5, 0x42, 0xad, 0x27, 0x15, 0x7e}}
return a, nil
}
var _docGo = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x84\x8f\xbb\x6e\xc3\x30\x0c\x45\x77\x7f\xc5\x45\x96\x2c\xb5\xb4\x74\xea\xd6\xb1\x7b\x7f\x80\x91\x68\x89\x88\x1e\xae\x48\xe7\xf1\xf7\x85\xd3\x02\xcd\xd6\xf5\x00\xe7\xf0\xd2\x7b\x7c\x66\x51\x2c\x52\x18\xa2\x68\x1c\x58\x95\xc6\x1d\x27\x0e\xb4\x29\xe3\x90\xc4\xf2\x76\x72\xa1\x57\xaf\x46\xb6\xe9\x2c\xd5\x57\x49\x83\x8c\xfd\xe5\xf5\x30\x79\x8f\x40\xed\x68\xc8\xd4\x62\xe1\x47\x4b\xa1\x46\xc3\xa4\x25\x5c\xc5\x32\x08\xeb\xe0\x45\x6e\x0e\xef\x86\xc2\xa4\x06\xcb\x64\x47\x85\x65\x46\x20\xe5\x3d\xb3\xf4\x81\xd4\xe7\x93\xb4\x48\x46\x6e\x47\x1f\xcb\x13\xd9\x17\x06\x2a\x85\x23\x96\xd1\xeb\xc3\x55\xaa\x8c\x28\x83\x83\xf5\x71\x7f\x01\xa9\xb2\xa1\x51\x65\xdd\xfd\x4c\x17\x46\xeb\xbf\xe7\x41\x2d\xfe\xff\x11\xae\x7d\x9c\x15\xa4\xe0\xdb\xca\xc1\x38\xba\x69\x5a\x29\x9c\x29\x31\xf4\xab\x88\xf1\x34\x79\x9f\xfa\x5b\xe2\xc6\xbb\xf5\xbc\x71\x5e\xcf\x09\x3f\x35\xe9\x4d\x31\x77\x38\xe7\xff\x80\x4b\x1d\x6e\xfa\x0e\x00\x00\xff\xff\x9d\x60\x3d\x88\x79\x01\x00\x00")
func docGoBytes() ([]byte, error) {
return bindataRead(
_docGo,
"doc.go",
)
}
func docGo() (*asset, error) {
bytes, err := docGoBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "doc.go", size: 377, mode: os.FileMode(0644), modTime: time.Unix(1565250280, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xef, 0xaf, 0xdf, 0xcf, 0x65, 0xae, 0x19, 0xfc, 0x9d, 0x29, 0xc1, 0x91, 0xaf, 0xb5, 0xd5, 0xb1, 0x56, 0xf3, 0xee, 0xa8, 0xba, 0x13, 0x65, 0xdb, 0xab, 0xcf, 0x4e, 0xac, 0x92, 0xe9, 0x60, 0xf1}}
return a, nil
}
// Asset loads and returns the asset for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func Asset(name string) ([]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
}
return a.bytes, nil
}
return nil, fmt.Errorf("Asset %s not found", name)
}
// AssetString returns the asset contents as a string (instead of a []byte).
func AssetString(name string) (string, error) {
data, err := Asset(name)
return string(data), err
}
// MustAsset is like Asset but panics when Asset would return an error.
// It simplifies safe initialization of global variables.
func MustAsset(name string) []byte {
a, err := Asset(name)
if err != nil {
panic("asset: Asset(" + name + "): " + err.Error())
}
return a
}
// MustAssetString is like AssetString but panics when Asset would return an
// error. It simplifies safe initialization of global variables.
func MustAssetString(name string) string {
return string(MustAsset(name))
}
// AssetInfo loads and returns the asset info for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func AssetInfo(name string) (os.FileInfo, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
}
return a.info, nil
}
return nil, fmt.Errorf("AssetInfo %s not found", name)
}
// AssetDigest returns the digest of the file with the given name. It returns an
// error if the asset could not be found or the digest could not be loaded.
func AssetDigest(name string) ([sha256.Size]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s can't read by error: %v", name, err)
}
return a.digest, nil
}
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s not found", name)
}
// Digests returns a map of all known files and their checksums.
func Digests() (map[string][sha256.Size]byte, error) {
mp := make(map[string][sha256.Size]byte, len(_bindata))
for name := range _bindata {
a, err := _bindata[name]()
if err != nil {
return nil, err
}
mp[name] = a.digest
}
return mp, nil
}
// AssetNames returns the names of the assets.
func AssetNames() []string {
names := make([]string, 0, len(_bindata))
for name := range _bindata {
names = append(names, name)
}
return names
}
// _bindata is a table, holding each asset generator, mapped to its name.
var _bindata = map[string]func() (*asset, error){
"1565249278_initial_schema.down.sql": _1565249278_initial_schemaDownSql,
"1565249278_initial_schema.up.sql": _1565249278_initial_schemaUpSql,
"doc.go": docGo,
}
// AssetDir returns the file names below a certain
// directory embedded in the file by go-bindata.
// For example if you run go-bindata on data/... and data contains the
// following hierarchy:
// data/
// foo.txt
// img/
// a.png
// b.png
// then AssetDir("data") would return []string{"foo.txt", "img"},
// AssetDir("data/img") would return []string{"a.png", "b.png"},
// AssetDir("foo.txt") and AssetDir("notexist") would return an error, and
// AssetDir("") will return []string{"data"}.
func AssetDir(name string) ([]string, error) {
node := _bintree
if len(name) != 0 {
canonicalName := strings.Replace(name, "\\", "/", -1)
pathList := strings.Split(canonicalName, "/")
for _, p := range pathList {
node = node.Children[p]
if node == nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
}
}
if node.Func != nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
rv := make([]string, 0, len(node.Children))
for childName := range node.Children {
rv = append(rv, childName)
}
return rv, nil
}
type bintree struct {
Func func() (*asset, error)
Children map[string]*bintree
}
var _bintree = &bintree{nil, map[string]*bintree{
"1565249278_initial_schema.down.sql": &bintree{_1565249278_initial_schemaDownSql, map[string]*bintree{}},
"1565249278_initial_schema.up.sql": &bintree{_1565249278_initial_schemaUpSql, map[string]*bintree{}},
"doc.go": &bintree{docGo, map[string]*bintree{}},
}}
// RestoreAsset restores an asset under the given directory.
func RestoreAsset(dir, name string) error {
data, err := Asset(name)
if err != nil {
return err
}
info, err := AssetInfo(name)
if err != nil {
return err
}
err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
if err != nil {
return err
}
err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
if err != nil {
return err
}
return os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
}
// RestoreAssets restores an asset under the given directory recursively.
func RestoreAssets(dir, name string) error {
children, err := AssetDir(name)
// File
if err != nil {
return RestoreAsset(dir, name)
}
// Dir
for _, child := range children {
err = RestoreAssets(dir, filepath.Join(name, child))
if err != nil {
return err
}
}
return nil
}
func _filePath(dir, name string) string {
canonicalName := strings.Replace(name, "\\", "/", -1)
return filepath.Join(append([]string{dir}, strings.Split(canonicalName, "/")...)...)
}

View File

@@ -0,0 +1 @@
DROP TABLE mvds_peers;

View File

@@ -0,0 +1,5 @@
CREATE TABLE mvds_peers (
group_id BLOB NOT NULL,
peer_id BLOB NOT NULL,
PRIMARY KEY (group_id, peer_id) ON CONFLICT REPLACE
);

View File

@@ -0,0 +1,9 @@
// This file is necessary because "github.com/status-im/migrate/v4"
// can't handle files starting with a prefix. At least that's the case
// for go-bindata.
// If go-bindata is called from the same directory, asset names
// have no prefix and "github.com/status-im/migrate/v4" works as expected.
package sqlite
//go:generate go-bindata -pkg migrations -o ../migrations.go .

View File

@@ -9,31 +9,3 @@ type Persistence interface {
GetByGroupID(group state.GroupID) ([]state.PeerID, error)
Exists(state.GroupID, state.PeerID) (bool, error)
}
type MemoryPersistence struct {
peers map[state.GroupID][]state.PeerID
}
func NewMemoryPersistence() *MemoryPersistence {
return &MemoryPersistence{
peers: make(map[state.GroupID][]state.PeerID),
}
}
func (p *MemoryPersistence) Add(groupID state.GroupID, peerID state.PeerID) error {
p.peers[groupID] = append(p.peers[groupID], peerID)
return nil
}
func (p *MemoryPersistence) Exists(groupID state.GroupID, peerID state.PeerID) (bool, error) {
for _, peer := range p.peers[groupID] {
if peer == peerID {
return true, nil
}
}
return false, nil
}
func (p *MemoryPersistence) GetByGroupID(groupID state.GroupID) ([]state.PeerID, error) {
return p.peers[groupID], nil
}

View File

@@ -0,0 +1,32 @@
package peers
import "github.com/vacp2p/mvds/state"
type MemoryPersistence struct {
peers map[state.GroupID][]state.PeerID
}
func NewMemoryPersistence() *MemoryPersistence {
return &MemoryPersistence{
peers: make(map[state.GroupID][]state.PeerID),
}
}
func (p *MemoryPersistence) Add(groupID state.GroupID, peerID state.PeerID) error {
p.peers[groupID] = append(p.peers[groupID], peerID)
return nil
}
func (p *MemoryPersistence) Exists(groupID state.GroupID, peerID state.PeerID) (bool, error) {
for _, peer := range p.peers[groupID] {
if peer == peerID {
return true, nil
}
}
return false, nil
}
func (p *MemoryPersistence) GetByGroupID(groupID state.GroupID) ([]state.PeerID, error) {
return p.peers[groupID], nil
}

View File

@@ -0,0 +1,63 @@
package peers
import (
"database/sql"
"errors"
"github.com/vacp2p/mvds/state"
)
var (
ErrPeerNotFound = errors.New("peer not found")
)
type sqlitePersistence struct {
db *sql.DB
}
func NewSQLitePersistence(db *sql.DB) sqlitePersistence {
return sqlitePersistence{db: db}
}
func (p sqlitePersistence) Add(groupID state.GroupID, peerID state.PeerID) error {
_, err := p.db.Exec(`INSERT INTO mvds_peers (group_id, peer_id) VALUES (?, ?)`, groupID[:], peerID[:])
return err
}
func (p sqlitePersistence) Exists(groupID state.GroupID, peerID state.PeerID) (bool, error) {
var result bool
err := p.db.QueryRow(
`SELECT EXISTS(SELECT 1 FROM mvds_peers WHERE group_id = ? AND peer_id = ?)`,
groupID[:],
peerID[:],
).Scan(&result)
switch err {
case sql.ErrNoRows:
return false, ErrPeerNotFound
case nil:
return result, nil
default:
return false, err
}
}
func (p sqlitePersistence) GetByGroupID(groupID state.GroupID) (result []state.PeerID, err error) {
rows, err := p.db.Query(`SELECT peer_id FROM mvds_peers WHERE group_id = ?`, groupID[:])
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
var (
peerIDBytes []byte
peerID state.PeerID
)
if err := rows.Scan(&peerIDBytes); err != nil {
return nil, err
}
copy(peerID[:], peerIDBytes)
result = append(result, peerID)
}
return
}

View File

@@ -0,0 +1,57 @@
package peers
import (
"io/ioutil"
"testing"
"github.com/vacp2p/mvds/peers/migrations"
"github.com/vacp2p/mvds/persistenceutil"
"github.com/vacp2p/mvds/state"
"github.com/stretchr/testify/require"
)
func TestSQLitePersistence(t *testing.T) {
tmpFile, err := ioutil.TempFile("", "")
require.NoError(t, err)
db, err := persistenceutil.Open(tmpFile.Name(), "", persistenceutil.MigrationConfig{
AssetNames: migrations.AssetNames(),
AssetGetter: migrations.Asset,
})
require.NoError(t, err)
p := NewSQLitePersistence(db)
err = p.Add(state.GroupID{0x01}, state.PeerID{0x01})
require.NoError(t, err)
// Add the same again.
err = p.Add(state.GroupID{0x01}, state.PeerID{0x01})
require.NoError(t, err)
// Add another peer to the same group.
err = p.Add(state.GroupID{0x01}, state.PeerID{0x02})
require.NoError(t, err)
// Create a new group.
err = p.Add(state.GroupID{0x02}, state.PeerID{0x01})
require.NoError(t, err)
err = p.Add(state.GroupID{0x02}, state.PeerID{0x02})
require.NoError(t, err)
err = p.Add(state.GroupID{0x02}, state.PeerID{0x03})
require.NoError(t, err)
// Validate group 0x01.
peers, err := p.GetByGroupID(state.GroupID{0x01})
require.NoError(t, err)
require.Equal(t, []state.PeerID{state.PeerID{0x01}, state.PeerID{0x02}}, peers)
// Validate group 0x02.
peers, err = p.GetByGroupID(state.GroupID{0x02})
require.NoError(t, err)
require.Equal(t, []state.PeerID{state.PeerID{0x01}, state.PeerID{0x02}, state.PeerID{0x03}}, peers)
// Validate existence method.
exists, err := p.Exists(state.GroupID{0x01}, state.PeerID{0x01})
require.NoError(t, err)
require.True(t, exists)
exists, err = p.Exists(state.GroupID{0x01}, state.PeerID{0xFF})
require.NoError(t, err)
require.False(t, exists)
}

View File

@@ -0,0 +1,70 @@
package persistenceutil
import (
"github.com/pkg/errors"
"strings"
nodemigrations "github.com/vacp2p/mvds/node/migrations"
peersmigrations "github.com/vacp2p/mvds/peers/migrations"
statemigrations "github.com/vacp2p/mvds/state/migrations"
storemigrations "github.com/vacp2p/mvds/store/migrations"
)
type getter func(string) ([]byte, error)
type Migration struct {
Names []string
Getter func(name string) ([]byte, error)
}
func prepareMigrations(migrations []Migration) ([]string, getter, error) {
var allNames []string
nameToGetter := make(map[string]getter)
for _, m := range migrations {
for _, name := range m.Names {
if !validateName(name) {
continue
}
if _, ok := nameToGetter[name]; ok {
return nil, nil, errors.Errorf("migration with name %s already exists", name)
}
allNames = append(allNames, name)
nameToGetter[name] = m.Getter
}
}
return allNames, func(name string) ([]byte, error) {
getter, ok := nameToGetter[name]
if !ok {
return nil, errors.Errorf("no migration for name %s", name)
}
return getter(name)
}, nil
}
// DefaultMigrations is a collection of all mvds components migrations.
var DefaultMigrations = []Migration{
{
Names: nodemigrations.AssetNames(),
Getter: nodemigrations.Asset,
},
{
Names: peersmigrations.AssetNames(),
Getter: peersmigrations.Asset,
},
{
Names: statemigrations.AssetNames(),
Getter: statemigrations.Asset,
},
{
Names: storemigrations.AssetNames(),
Getter: storemigrations.Asset,
},
}
// validateName verifies that only *.sql files are taken into consideration.
func validateName(name string) bool {
return strings.HasSuffix(name, ".sql")
}

124
persistenceutil/sqlite.go Normal file
View File

@@ -0,0 +1,124 @@
package persistenceutil
import (
"database/sql"
"fmt"
"os"
"github.com/pkg/errors"
"github.com/status-im/migrate/v4"
"github.com/status-im/migrate/v4/database/sqlcipher"
bindata "github.com/status-im/migrate/v4/source/go_bindata"
)
// The reduced number of kdf iterations (for performance reasons) which is
// currently used for derivation of the database key
// https://github.com/status-im/status-go/pull/1343
// https://notes.status.im/i8Y_l7ccTiOYq09HVgoFwA
const reducedKdfIterationsNumber = 3200
// MigrationConfig is a struct that allows to define bindata migrations.
type MigrationConfig struct {
AssetNames []string
AssetGetter func(name string) ([]byte, error)
}
// Migrate migrates a provided sqldb
func Migrate(db *sql.DB) error {
assetNames, assetGetter, err := prepareMigrations(DefaultMigrations)
if err != nil {
return err
}
return ApplyMigrations(db, assetNames, assetGetter)
}
// Open opens or initializes a new database for a given file path.
// MigrationConfig is optional but if provided migrations are applied automatically.
func Open(path, key string, mc ...MigrationConfig) (*sql.DB, error) {
return open(path, key, reducedKdfIterationsNumber, mc)
}
// OpenWithIter allows to open a new database with a custom number of kdf iterations.
// Higher kdf iterations number makes it slower to open the database.
func OpenWithIter(path, key string, kdfIter int, mc ...MigrationConfig) (*sql.DB, error) {
return open(path, key, kdfIter, mc)
}
func open(path string, key string, kdfIter int, configs []MigrationConfig) (*sql.DB, error) {
_, err := os.OpenFile(path, os.O_CREATE, 0644)
if err != nil {
return nil, err
}
db, err := sql.Open("sqlite3", path)
if err != nil {
return nil, err
}
keyString := fmt.Sprintf("PRAGMA key = '%s'", key)
// Disable concurrent access as not supported by the driver
db.SetMaxOpenConns(1)
if _, err = db.Exec("PRAGMA foreign_keys=ON"); err != nil {
return nil, err
}
if _, err = db.Exec(keyString); err != nil {
return nil, err
}
kdfString := fmt.Sprintf("PRAGMA kdf_iter = '%d'", kdfIter)
if _, err = db.Exec(kdfString); err != nil {
return nil, err
}
// Apply all provided migrations.
for _, mc := range configs {
if err := ApplyMigrations(db, mc.AssetNames, mc.AssetGetter); err != nil {
return nil, err
}
}
return db, nil
}
// ApplyMigrations allows to apply bindata migrations on the current *sql.DB.
// `assetNames` is a list of assets with migrations and `assetGetter` is responsible
// for returning the content of the asset with a given name.
func ApplyMigrations(db *sql.DB, assetNames []string, assetGetter func(name string) ([]byte, error)) error {
resources := bindata.Resource(
assetNames,
assetGetter,
)
source, err := bindata.WithInstance(resources)
if err != nil {
return errors.Wrap(err, "failed to create migration source")
}
driver, err := sqlcipher.WithInstance(db, &sqlcipher.Config{
MigrationsTable: "mvds_" + sqlcipher.DefaultMigrationsTable,
})
if err != nil {
return errors.Wrap(err, "failed to create driver")
}
m, err := migrate.NewWithInstance(
"go-bindata",
source,
"sqlcipher",
driver,
)
if err != nil {
return errors.Wrap(err, "failed to create migration instance")
}
if err = m.Up(); err != migrate.ErrNoChange {
return errors.Wrap(err, "failed to migrate")
}
return nil
}

View File

@@ -4,6 +4,7 @@ import (
"crypto/sha256"
"encoding/binary"
"github.com/multiformats/go-multihash"
"github.com/vacp2p/mvds/state"
)
@@ -16,5 +17,11 @@ func (m Message) ID() state.MessageID {
b = append(b, t...)
b = append(b, m.Body...)
return sha256.Sum256(b)
hash := sha256.Sum256(b)
id, _ := multihash.Encode(hash[:], multihash.SHA2_256)
mid := state.MessageID{}
copy(id[:], id)
return mid
}

View File

@@ -0,0 +1,319 @@
// Code generated by go-bindata. DO NOT EDIT.
// sources:
// 1565341329_initial_schema.down.sql (24B)
// 1565341329_initial_schema.up.sql (237B)
// doc.go (377B)
package migrations
import (
"bytes"
"compress/gzip"
"crypto/sha256"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"time"
)
func bindataRead(data []byte, name string) ([]byte, error) {
gz, err := gzip.NewReader(bytes.NewBuffer(data))
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, gz)
clErr := gz.Close()
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
if clErr != nil {
return nil, err
}
return buf.Bytes(), nil
}
type asset struct {
bytes []byte
info os.FileInfo
digest [sha256.Size]byte
}
type bindataFileInfo struct {
name string
size int64
mode os.FileMode
modTime time.Time
}
func (fi bindataFileInfo) Name() string {
return fi.name
}
func (fi bindataFileInfo) Size() int64 {
return fi.size
}
func (fi bindataFileInfo) Mode() os.FileMode {
return fi.mode
}
func (fi bindataFileInfo) ModTime() time.Time {
return fi.modTime
}
func (fi bindataFileInfo) IsDir() bool {
return false
}
func (fi bindataFileInfo) Sys() interface{} {
return nil
}
var __1565341329_initial_schemaDownSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x09\xf2\x0f\x50\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x2f\x2e\x49\x2c\x49\x2d\xb6\xe6\x02\x04\x00\x00\xff\xff\xb7\x43\xc1\xc1\x18\x00\x00\x00")
func _1565341329_initial_schemaDownSqlBytes() ([]byte, error) {
return bindataRead(
__1565341329_initial_schemaDownSql,
"1565341329_initial_schema.down.sql",
)
}
func _1565341329_initial_schemaDownSql() (*asset, error) {
bytes, err := _1565341329_initial_schemaDownSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565341329_initial_schema.down.sql", size: 24, mode: os.FileMode(0644), modTime: time.Unix(1565341770, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x20, 0x56, 0x1a, 0x0, 0xc5, 0x81, 0xb3, 0xeb, 0x2a, 0xae, 0xed, 0xbb, 0x68, 0x51, 0x68, 0xc7, 0xe3, 0x31, 0xe, 0x1, 0x3e, 0xd2, 0x85, 0x9e, 0x6d, 0x55, 0xad, 0x55, 0xd6, 0x2f, 0x29, 0xca}}
return a, nil
}
var __1565341329_initial_schemaUpSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x0e\x72\x75\x0c\x71\x55\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\x2f\x2e\x49\x2c\x49\x2d\x56\xd0\xe0\x52\x50\x50\x50\x28\xa9\x2c\x48\x55\xf0\xf4\x0b\x71\x75\x77\x0d\x52\xf0\xf3\x0f\x51\xf0\x0b\xf5\xf1\xd1\x01\x4b\x15\xa7\xe6\xa5\xc4\x27\xe7\x97\xe6\x95\xe0\x53\x90\x5a\x90\x9f\x9c\x81\x43\x41\x7a\x51\x7e\x69\x41\x7c\x66\x8a\x82\x93\x8f\xbf\x13\x44\xa8\x20\x35\xb5\x08\x26\x82\xa6\x3a\x37\xb5\xb8\x38\x31\x3d\x15\x87\x6c\x40\x90\xa7\xaf\x63\x50\xa4\x82\xb7\x6b\xa4\x82\x06\x42\xa9\x0e\xcc\x44\x4d\x2e\x4d\x6b\x2e\x40\x00\x00\x00\xff\xff\x8b\xf0\x0a\x3b\xed\x00\x00\x00")
func _1565341329_initial_schemaUpSqlBytes() ([]byte, error) {
return bindataRead(
__1565341329_initial_schemaUpSql,
"1565341329_initial_schema.up.sql",
)
}
func _1565341329_initial_schemaUpSql() (*asset, error) {
bytes, err := _1565341329_initial_schemaUpSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565341329_initial_schema.up.sql", size: 237, mode: os.FileMode(0644), modTime: time.Unix(1565342998, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x8f, 0xf4, 0x34, 0xb, 0x4e, 0x94, 0x3b, 0xe, 0xf2, 0xc2, 0x36, 0x31, 0x47, 0x2e, 0xf8, 0x85, 0xab, 0x1a, 0x82, 0x24, 0x74, 0x39, 0xf6, 0x83, 0xaf, 0xb6, 0xb1, 0x79, 0x9, 0xda, 0x59, 0xd0}}
return a, nil
}
var _docGo = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x84\x8f\xbb\x6e\xc3\x30\x0c\x45\x77\x7f\xc5\x45\x96\x2c\xb5\xb4\x74\xea\xd6\xb1\x7b\x7f\x80\x91\x68\x89\x88\x1e\xae\x48\xe7\xf1\xf7\x85\xd3\x02\xcd\xd6\xf5\x00\xe7\xf0\xd2\x7b\x7c\x66\x51\x2c\x52\x18\xa2\x68\x1c\x58\x95\xc6\x1d\x27\x0e\xb4\x29\xe3\x90\xc4\xf2\x76\x72\xa1\x57\xaf\x46\xb6\xe9\x2c\xd5\x57\x49\x83\x8c\xfd\xe5\xf5\x30\x79\x8f\x40\xed\x68\xc8\xd4\x62\xe1\x47\x4b\xa1\x46\xc3\xa4\x25\x5c\xc5\x32\x08\xeb\xe0\x45\x6e\x0e\xef\x86\xc2\xa4\x06\xcb\x64\x47\x85\x65\x46\x20\xe5\x3d\xb3\xf4\x81\xd4\xe7\x93\xb4\x48\x46\x6e\x47\x1f\xcb\x13\xd9\x17\x06\x2a\x85\x23\x96\xd1\xeb\xc3\x55\xaa\x8c\x28\x83\x83\xf5\x71\x7f\x01\xa9\xb2\xa1\x51\x65\xdd\xfd\x4c\x17\x46\xeb\xbf\xe7\x41\x2d\xfe\xff\x11\xae\x7d\x9c\x15\xa4\xe0\xdb\xca\xc1\x38\xba\x69\x5a\x29\x9c\x29\x31\xf4\xab\x88\xf1\x34\x79\x9f\xfa\x5b\xe2\xc6\xbb\xf5\xbc\x71\x5e\xcf\x09\x3f\x35\xe9\x4d\x31\x77\x38\xe7\xff\x80\x4b\x1d\x6e\xfa\x0e\x00\x00\xff\xff\x9d\x60\x3d\x88\x79\x01\x00\x00")
func docGoBytes() ([]byte, error) {
return bindataRead(
_docGo,
"doc.go",
)
}
func docGo() (*asset, error) {
bytes, err := docGoBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "doc.go", size: 377, mode: os.FileMode(0644), modTime: time.Unix(1565341287, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xef, 0xaf, 0xdf, 0xcf, 0x65, 0xae, 0x19, 0xfc, 0x9d, 0x29, 0xc1, 0x91, 0xaf, 0xb5, 0xd5, 0xb1, 0x56, 0xf3, 0xee, 0xa8, 0xba, 0x13, 0x65, 0xdb, 0xab, 0xcf, 0x4e, 0xac, 0x92, 0xe9, 0x60, 0xf1}}
return a, nil
}
// Asset loads and returns the asset for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func Asset(name string) ([]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
}
return a.bytes, nil
}
return nil, fmt.Errorf("Asset %s not found", name)
}
// AssetString returns the asset contents as a string (instead of a []byte).
func AssetString(name string) (string, error) {
data, err := Asset(name)
return string(data), err
}
// MustAsset is like Asset but panics when Asset would return an error.
// It simplifies safe initialization of global variables.
func MustAsset(name string) []byte {
a, err := Asset(name)
if err != nil {
panic("asset: Asset(" + name + "): " + err.Error())
}
return a
}
// MustAssetString is like AssetString but panics when Asset would return an
// error. It simplifies safe initialization of global variables.
func MustAssetString(name string) string {
return string(MustAsset(name))
}
// AssetInfo loads and returns the asset info for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func AssetInfo(name string) (os.FileInfo, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
}
return a.info, nil
}
return nil, fmt.Errorf("AssetInfo %s not found", name)
}
// AssetDigest returns the digest of the file with the given name. It returns an
// error if the asset could not be found or the digest could not be loaded.
func AssetDigest(name string) ([sha256.Size]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s can't read by error: %v", name, err)
}
return a.digest, nil
}
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s not found", name)
}
// Digests returns a map of all known files and their checksums.
func Digests() (map[string][sha256.Size]byte, error) {
mp := make(map[string][sha256.Size]byte, len(_bindata))
for name := range _bindata {
a, err := _bindata[name]()
if err != nil {
return nil, err
}
mp[name] = a.digest
}
return mp, nil
}
// AssetNames returns the names of the assets.
func AssetNames() []string {
names := make([]string, 0, len(_bindata))
for name := range _bindata {
names = append(names, name)
}
return names
}
// _bindata is a table, holding each asset generator, mapped to its name.
var _bindata = map[string]func() (*asset, error){
"1565341329_initial_schema.down.sql": _1565341329_initial_schemaDownSql,
"1565341329_initial_schema.up.sql": _1565341329_initial_schemaUpSql,
"doc.go": docGo,
}
// AssetDir returns the file names below a certain
// directory embedded in the file by go-bindata.
// For example if you run go-bindata on data/... and data contains the
// following hierarchy:
// data/
// foo.txt
// img/
// a.png
// b.png
// then AssetDir("data") would return []string{"foo.txt", "img"},
// AssetDir("data/img") would return []string{"a.png", "b.png"},
// AssetDir("foo.txt") and AssetDir("notexist") would return an error, and
// AssetDir("") will return []string{"data"}.
func AssetDir(name string) ([]string, error) {
node := _bintree
if len(name) != 0 {
canonicalName := strings.Replace(name, "\\", "/", -1)
pathList := strings.Split(canonicalName, "/")
for _, p := range pathList {
node = node.Children[p]
if node == nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
}
}
if node.Func != nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
rv := make([]string, 0, len(node.Children))
for childName := range node.Children {
rv = append(rv, childName)
}
return rv, nil
}
type bintree struct {
Func func() (*asset, error)
Children map[string]*bintree
}
var _bintree = &bintree{nil, map[string]*bintree{
"1565341329_initial_schema.down.sql": &bintree{_1565341329_initial_schemaDownSql, map[string]*bintree{}},
"1565341329_initial_schema.up.sql": &bintree{_1565341329_initial_schemaUpSql, map[string]*bintree{}},
"doc.go": &bintree{docGo, map[string]*bintree{}},
}}
// RestoreAsset restores an asset under the given directory.
func RestoreAsset(dir, name string) error {
data, err := Asset(name)
if err != nil {
return err
}
info, err := AssetInfo(name)
if err != nil {
return err
}
err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
if err != nil {
return err
}
err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
if err != nil {
return err
}
return os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
}
// RestoreAssets restores an asset under the given directory recursively.
func RestoreAssets(dir, name string) error {
children, err := AssetDir(name)
// File
if err != nil {
return RestoreAsset(dir, name)
}
// Dir
for _, child := range children {
err = RestoreAssets(dir, filepath.Join(name, child))
if err != nil {
return err
}
}
return nil
}
func _filePath(dir, name string) string {
canonicalName := strings.Replace(name, "\\", "/", -1)
return filepath.Join(append([]string{dir}, strings.Split(canonicalName, "/")...)...)
}

View File

@@ -0,0 +1 @@
DROP TABLE mvds_states;

View File

@@ -0,0 +1,11 @@
CREATE TABLE mvds_states (
type INTEGER NOT NULL,
send_count INTEGER NOT NULL,
send_epoch INTEGER NOT NULL,
group_id BLOB,
peer_id BLOB NOT NULL,
message_id BLOB NOT NULL,
PRIMARY KEY (message_id, peer_id)
);
CREATE INDEX idx_send_epoch ON mvds_states(send_epoch);

View File

@@ -0,0 +1,9 @@
// This file is necessary because "github.com/status-im/migrate/v4"
// can't handle files starting with a prefix. At least that's the case
// for go-bindata.
// If go-bindata is called from the same directory, asset names
// have no prefix and "github.com/status-im/migrate/v4" works as expected.
package sqlite
//go:generate go-bindata -pkg migrations -o ../migrations.go .

View File

@@ -24,6 +24,6 @@ type State struct {
type SyncState interface {
Add(newState State) error
Remove(id MessageID, peer PeerID) error
All() ([]State, error)
All(epoch int64) ([]State, error)
Map(epoch int64, process func(State) State) error
}

View File

@@ -39,7 +39,7 @@ func (s *memorySyncState) Remove(id MessageID, peer PeerID) error {
return nil
}
func (s *memorySyncState) All() ([]State, error) {
func (s *memorySyncState) All(_ int64) ([]State, error) {
s.Lock()
defer s.Unlock()
return s.state, nil

166
state/state_sqlite.go Normal file
View File

@@ -0,0 +1,166 @@
package state
import (
"database/sql"
"errors"
"log"
)
var (
ErrStateNotFound = errors.New("state not found")
)
// Verify that SyncState interface is implemented.
var _ SyncState = (*sqliteSyncState)(nil)
type sqliteSyncState struct {
db *sql.DB
}
func NewPersistentSyncState(db *sql.DB) *sqliteSyncState {
return &sqliteSyncState{db: db}
}
func (p *sqliteSyncState) Add(newState State) error {
var groupIDBytes []byte
if newState.GroupID != nil {
groupIDBytes = newState.GroupID[:]
}
_, err := p.db.Exec(`
INSERT INTO mvds_states
(type, send_count, send_epoch, group_id, peer_id, message_id)
VALUES
(?, ?, ?, ?, ?, ?)`,
newState.Type,
newState.SendCount,
newState.SendEpoch,
groupIDBytes,
newState.PeerID[:],
newState.MessageID[:],
)
return err
}
func (p *sqliteSyncState) Remove(messageID MessageID, peerID PeerID) error {
result, err := p.db.Exec(
`DELETE FROM mvds_states WHERE message_id = ? AND peer_id = ?`,
messageID[:],
peerID[:],
)
if err != nil {
return err
}
if n, err := result.RowsAffected(); err != nil {
return err
} else if n == 0 {
return ErrStateNotFound
}
return nil
}
func (p *sqliteSyncState) All(epoch int64) ([]State, error) {
var result []State
rows, err := p.db.Query(`
SELECT
type, send_count, send_epoch, group_id, peer_id, message_id
FROM
mvds_states
WHERE
send_epoch <= ?
`, epoch)
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
var (
state State
groupID, peerID, messageID []byte
)
err := rows.Scan(
&state.Type,
&state.SendCount,
&state.SendEpoch,
&groupID,
&peerID,
&messageID,
)
if err != nil {
return nil, err
}
if len(groupID) > 0 {
val := GroupID{}
copy(val[:], groupID)
state.GroupID = &val
}
copy(state.PeerID[:], peerID)
copy(state.MessageID[:], messageID)
result = append(result, state)
}
return result, nil
}
func (p *sqliteSyncState) Map(epoch int64, process func(State) State) error {
states, err := p.All(epoch)
if err != nil {
return err
}
var updated []State
for _, state := range states {
if err := invariant(state.SendEpoch <= epoch, "invalid state provided to process"); err != nil {
log.Printf("%v", err)
continue
}
newState := process(state)
if newState != state {
updated = append(updated, newState)
}
}
if len(updated) == 0 {
return nil
}
tx, err := p.db.Begin()
if err != nil {
return err
}
for _, state := range updated {
if err := updateInTx(tx, state); err != nil {
_ = tx.Rollback()
return err
}
}
return tx.Commit()
}
func updateInTx(tx *sql.Tx, state State) error {
_, err := tx.Exec(`
UPDATE mvds_states
SET
send_count = ?,
send_epoch = ?
WHERE
message_id = ? AND
peer_id = ?
`,
state.SendCount,
state.SendEpoch,
state.MessageID[:],
state.PeerID[:],
)
return err
}
func invariant(cond bool, message string) error {
if !cond {
return errors.New(message)
}
return nil
}

View File

@@ -0,0 +1,56 @@
package state
import (
"io/ioutil"
"testing"
"github.com/stretchr/testify/require"
"github.com/vacp2p/mvds/persistenceutil"
"github.com/vacp2p/mvds/state/migrations"
)
func TestPersistentSyncState(t *testing.T) {
tmpFile, err := ioutil.TempFile("", "")
require.NoError(t, err)
db, err := persistenceutil.Open(tmpFile.Name(), "", persistenceutil.MigrationConfig{
AssetNames: migrations.AssetNames(),
AssetGetter: migrations.Asset,
})
require.NoError(t, err)
p := NewPersistentSyncState(db)
stateWithoutGroupID := State{
Type: OFFER,
SendCount: 1,
SendEpoch: 1,
GroupID: nil,
PeerID: PeerID{0x01},
MessageID: MessageID{0xaa},
}
err = p.Add(stateWithoutGroupID)
require.NoError(t, err)
stateWithGroupID := stateWithoutGroupID
stateWithGroupID.GroupID = &GroupID{0x01}
stateWithGroupID.MessageID = MessageID{0xbb}
err = p.Add(stateWithGroupID)
require.NoError(t, err)
// Getting states for the old epoch.
allStates, err := p.All(0)
require.NoError(t, err)
require.Nil(t, allStates)
// Getting states for the current epoch.
allStates, err = p.All(1)
require.NoError(t, err)
require.Equal(t, []State{stateWithoutGroupID, stateWithGroupID}, allStates)
require.Nil(t, allStates[0].GroupID)
require.EqualValues(t, &GroupID{0x01}, allStates[1].GroupID)
err = p.Remove(stateWithoutGroupID.MessageID, stateWithoutGroupID.PeerID)
require.NoError(t, err)
// remove non-existing row
err = p.Remove(MessageID{0xff}, PeerID{0xff})
require.EqualError(t, err, "state not found")
}

View File

@@ -1,4 +1,4 @@
package state
type MessageID [32]byte
type MessageID [34]byte
type GroupID [32]byte

View File

@@ -13,8 +13,8 @@ type DummyStore struct {
ms map[state.MessageID]*protobuf.Message
}
func NewDummyStore() DummyStore {
return DummyStore{ms: make(map[state.MessageID]*protobuf.Message)}
func NewDummyStore() *DummyStore {
return &DummyStore{ms: make(map[state.MessageID]*protobuf.Message)}
}
func (ds *DummyStore) Has(id state.MessageID) (bool, error) {

View File

@@ -0,0 +1,67 @@
package store
import (
"database/sql"
"errors"
"github.com/vacp2p/mvds/state"
"github.com/vacp2p/mvds/protobuf"
)
var (
ErrMessageNotFound = errors.New("message not found")
)
type persistentMessageStore struct {
db *sql.DB
}
func NewPersistentMessageStore(db *sql.DB) *persistentMessageStore {
return &persistentMessageStore{db: db}
}
func (p *persistentMessageStore) Add(message *protobuf.Message) error {
id := message.ID()
_, err := p.db.Exec(
`INSERT INTO mvds_messages (id, group_id, timestamp, body)
VALUES (?, ?, ?, ?)`,
id[:],
message.GroupId,
message.Timestamp,
message.Body,
)
return err
}
func (p *persistentMessageStore) Get(id state.MessageID) (*protobuf.Message, error) {
var message protobuf.Message
row := p.db.QueryRow(
`SELECT group_id, timestamp, body FROM mvds_messages WHERE id = ?`,
id[:],
)
if err := row.Scan(
&message.GroupId,
&message.Timestamp,
&message.Body,
); err != nil {
return nil, err
}
return &message, nil
}
func (p *persistentMessageStore) Has(id state.MessageID) (bool, error) {
var result bool
err := p.db.QueryRow(
`SELECT EXISTS(SELECT 1 FROM mvds_messages WHERE id = ?)`,
id[:],
).Scan(&result)
switch err {
case sql.ErrNoRows:
return false, ErrMessageNotFound
case nil:
return result, nil
default:
return false, err
}
}

View File

@@ -0,0 +1,53 @@
package store
import (
"io/ioutil"
"testing"
"time"
"github.com/vacp2p/mvds/state"
"github.com/stretchr/testify/require"
"github.com/vacp2p/mvds/persistenceutil"
"github.com/vacp2p/mvds/protobuf"
"github.com/vacp2p/mvds/store/migrations"
)
func TestPersistentMessageStore(t *testing.T) {
tmpFile, err := ioutil.TempFile("", "")
require.NoError(t, err)
db, err := persistenceutil.Open(tmpFile.Name(), "", persistenceutil.MigrationConfig{
AssetNames: migrations.AssetNames(),
AssetGetter: migrations.Asset,
})
require.NoError(t, err)
p := NewPersistentMessageStore(db)
now := time.Now().Unix()
message := protobuf.Message{
GroupId: []byte{0x01},
Timestamp: now,
Body: []byte{0xaa, 0xbb, 0xcc},
}
err = p.Add(&message)
require.NoError(t, err)
// Adding the same message twice is not allowed.
err = p.Add(&message)
require.EqualError(t, err, "UNIQUE constraint failed: mvds_messages.id")
// Verify if saved.
exists, err := p.Has(message.ID())
require.NoError(t, err)
require.True(t, exists)
recvMessage, err := p.Get(message.ID())
require.NoError(t, err)
require.Equal(t, message, *recvMessage)
// Verify methods against non existing message.
recvMessage, err = p.Get(state.MessageID{0xff})
require.EqualError(t, err, "sql: no rows in result set")
require.Nil(t, recvMessage)
exists, err = p.Has(state.MessageID{0xff})
require.NoError(t, err)
require.False(t, exists)
}

View File

@@ -0,0 +1,319 @@
// Code generated by go-bindata. DO NOT EDIT.
// sources:
// 1565447861_initial_schema.down.sql (28B)
// 1565447861_initial_schema.up.sql (140B)
// doc.go (377B)
package migrations
import (
"bytes"
"compress/gzip"
"crypto/sha256"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"time"
)
func bindataRead(data []byte, name string) ([]byte, error) {
gz, err := gzip.NewReader(bytes.NewBuffer(data))
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
var buf bytes.Buffer
_, err = io.Copy(&buf, gz)
clErr := gz.Close()
if err != nil {
return nil, fmt.Errorf("read %q: %v", name, err)
}
if clErr != nil {
return nil, err
}
return buf.Bytes(), nil
}
type asset struct {
bytes []byte
info os.FileInfo
digest [sha256.Size]byte
}
type bindataFileInfo struct {
name string
size int64
mode os.FileMode
modTime time.Time
}
func (fi bindataFileInfo) Name() string {
return fi.name
}
func (fi bindataFileInfo) Size() int64 {
return fi.size
}
func (fi bindataFileInfo) Mode() os.FileMode {
return fi.mode
}
func (fi bindataFileInfo) ModTime() time.Time {
return fi.modTime
}
func (fi bindataFileInfo) IsDir() bool {
return false
}
func (fi bindataFileInfo) Sys() interface{} {
return nil
}
var __1565447861_initial_schemaDownSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x71\xf5\x71\x0d\x71\x55\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\xcf\x4d\x2d\x2e\x4e\x4c\x4f\x2d\xb6\xe6\x02\x04\x00\x00\xff\xff\xc2\x3a\x18\x9b\x1c\x00\x00\x00")
func _1565447861_initial_schemaDownSqlBytes() ([]byte, error) {
return bindataRead(
__1565447861_initial_schemaDownSql,
"1565447861_initial_schema.down.sql",
)
}
func _1565447861_initial_schemaDownSql() (*asset, error) {
bytes, err := _1565447861_initial_schemaDownSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565447861_initial_schema.down.sql", size: 28, mode: os.FileMode(0644), modTime: time.Unix(1565447902, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x92, 0x55, 0x8d, 0x3, 0x68, 0x1a, 0x9c, 0xd7, 0xc7, 0xb4, 0x5a, 0xb1, 0x27, 0x47, 0xf4, 0xc6, 0x8d, 0x85, 0xbb, 0xae, 0xb6, 0x69, 0xc5, 0xbc, 0x21, 0xba, 0xc0, 0xc6, 0x2a, 0xc8, 0xb2, 0xf7}}
return a, nil
}
var __1565447861_initial_schemaUpSql = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x72\x0e\x72\x75\x0c\x71\x55\x08\x71\x74\xf2\x71\x55\xc8\x2d\x4b\x29\x8e\xcf\x4d\x2d\x2e\x4e\x4c\x4f\x2d\x56\xd0\xe0\x52\x50\x50\x50\xc8\x4c\x51\x70\xf2\xf1\x77\x52\x08\x08\xf2\xf4\x75\x0c\x8a\x54\xf0\x76\x8d\xd4\x01\x4b\xa4\x17\xe5\x97\x16\xc4\xc3\xa4\xfd\xfc\x43\x14\xfc\x42\x7d\x7c\x20\x72\x25\x99\xb9\xa9\xc5\x25\x89\xb9\x05\x0a\x9e\x7e\x21\xae\xee\xae\x41\x68\xf2\x49\xf9\x29\x95\xa8\xfa\xb8\x34\xad\xb9\x00\x01\x00\x00\xff\xff\xae\x9b\x57\x51\x8c\x00\x00\x00")
func _1565447861_initial_schemaUpSqlBytes() ([]byte, error) {
return bindataRead(
__1565447861_initial_schemaUpSql,
"1565447861_initial_schema.up.sql",
)
}
func _1565447861_initial_schemaUpSql() (*asset, error) {
bytes, err := _1565447861_initial_schemaUpSqlBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "1565447861_initial_schema.up.sql", size: 140, mode: os.FileMode(0644), modTime: time.Unix(1565448062, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0x21, 0x13, 0xbf, 0x64, 0x18, 0xf7, 0xe2, 0xd8, 0xb5, 0x7d, 0x8, 0xf1, 0x66, 0xb9, 0xb3, 0x49, 0x68, 0xe2, 0xa2, 0xea, 0x90, 0x11, 0x70, 0x9c, 0x15, 0x28, 0x3f, 0x3f, 0x90, 0x3c, 0x76, 0xf}}
return a, nil
}
var _docGo = []byte("\x1f\x8b\x08\x00\x00\x00\x00\x00\x00\xff\x84\x8f\xbb\x6e\xc3\x30\x0c\x45\x77\x7f\xc5\x45\x96\x2c\xb5\xb4\x74\xea\xd6\xb1\x7b\x7f\x80\x91\x68\x89\x88\x1e\xae\x48\xe7\xf1\xf7\x85\xd3\x02\xcd\xd6\xf5\x00\xe7\xf0\xd2\x7b\x7c\x66\x51\x2c\x52\x18\xa2\x68\x1c\x58\x95\xc6\x1d\x27\x0e\xb4\x29\xe3\x90\xc4\xf2\x76\x72\xa1\x57\xaf\x46\xb6\xe9\x2c\xd5\x57\x49\x83\x8c\xfd\xe5\xf5\x30\x79\x8f\x40\xed\x68\xc8\xd4\x62\xe1\x47\x4b\xa1\x46\xc3\xa4\x25\x5c\xc5\x32\x08\xeb\xe0\x45\x6e\x0e\xef\x86\xc2\xa4\x06\xcb\x64\x47\x85\x65\x46\x20\xe5\x3d\xb3\xf4\x81\xd4\xe7\x93\xb4\x48\x46\x6e\x47\x1f\xcb\x13\xd9\x17\x06\x2a\x85\x23\x96\xd1\xeb\xc3\x55\xaa\x8c\x28\x83\x83\xf5\x71\x7f\x01\xa9\xb2\xa1\x51\x65\xdd\xfd\x4c\x17\x46\xeb\xbf\xe7\x41\x2d\xfe\xff\x11\xae\x7d\x9c\x15\xa4\xe0\xdb\xca\xc1\x38\xba\x69\x5a\x29\x9c\x29\x31\xf4\xab\x88\xf1\x34\x79\x9f\xfa\x5b\xe2\xc6\xbb\xf5\xbc\x71\x5e\xcf\x09\x3f\x35\xe9\x4d\x31\x77\x38\xe7\xff\x80\x4b\x1d\x6e\xfa\x0e\x00\x00\xff\xff\x9d\x60\x3d\x88\x79\x01\x00\x00")
func docGoBytes() ([]byte, error) {
return bindataRead(
_docGo,
"doc.go",
)
}
func docGo() (*asset, error) {
bytes, err := docGoBytes()
if err != nil {
return nil, err
}
info := bindataFileInfo{name: "doc.go", size: 377, mode: os.FileMode(0644), modTime: time.Unix(1565447878, 0)}
a := &asset{bytes: bytes, info: info, digest: [32]uint8{0xef, 0xaf, 0xdf, 0xcf, 0x65, 0xae, 0x19, 0xfc, 0x9d, 0x29, 0xc1, 0x91, 0xaf, 0xb5, 0xd5, 0xb1, 0x56, 0xf3, 0xee, 0xa8, 0xba, 0x13, 0x65, 0xdb, 0xab, 0xcf, 0x4e, 0xac, 0x92, 0xe9, 0x60, 0xf1}}
return a, nil
}
// Asset loads and returns the asset for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func Asset(name string) ([]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("Asset %s can't read by error: %v", name, err)
}
return a.bytes, nil
}
return nil, fmt.Errorf("Asset %s not found", name)
}
// AssetString returns the asset contents as a string (instead of a []byte).
func AssetString(name string) (string, error) {
data, err := Asset(name)
return string(data), err
}
// MustAsset is like Asset but panics when Asset would return an error.
// It simplifies safe initialization of global variables.
func MustAsset(name string) []byte {
a, err := Asset(name)
if err != nil {
panic("asset: Asset(" + name + "): " + err.Error())
}
return a
}
// MustAssetString is like AssetString but panics when Asset would return an
// error. It simplifies safe initialization of global variables.
func MustAssetString(name string) string {
return string(MustAsset(name))
}
// AssetInfo loads and returns the asset info for the given name.
// It returns an error if the asset could not be found or
// could not be loaded.
func AssetInfo(name string) (os.FileInfo, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return nil, fmt.Errorf("AssetInfo %s can't read by error: %v", name, err)
}
return a.info, nil
}
return nil, fmt.Errorf("AssetInfo %s not found", name)
}
// AssetDigest returns the digest of the file with the given name. It returns an
// error if the asset could not be found or the digest could not be loaded.
func AssetDigest(name string) ([sha256.Size]byte, error) {
canonicalName := strings.Replace(name, "\\", "/", -1)
if f, ok := _bindata[canonicalName]; ok {
a, err := f()
if err != nil {
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s can't read by error: %v", name, err)
}
return a.digest, nil
}
return [sha256.Size]byte{}, fmt.Errorf("AssetDigest %s not found", name)
}
// Digests returns a map of all known files and their checksums.
func Digests() (map[string][sha256.Size]byte, error) {
mp := make(map[string][sha256.Size]byte, len(_bindata))
for name := range _bindata {
a, err := _bindata[name]()
if err != nil {
return nil, err
}
mp[name] = a.digest
}
return mp, nil
}
// AssetNames returns the names of the assets.
func AssetNames() []string {
names := make([]string, 0, len(_bindata))
for name := range _bindata {
names = append(names, name)
}
return names
}
// _bindata is a table, holding each asset generator, mapped to its name.
var _bindata = map[string]func() (*asset, error){
"1565447861_initial_schema.down.sql": _1565447861_initial_schemaDownSql,
"1565447861_initial_schema.up.sql": _1565447861_initial_schemaUpSql,
"doc.go": docGo,
}
// AssetDir returns the file names below a certain
// directory embedded in the file by go-bindata.
// For example if you run go-bindata on data/... and data contains the
// following hierarchy:
// data/
// foo.txt
// img/
// a.png
// b.png
// then AssetDir("data") would return []string{"foo.txt", "img"},
// AssetDir("data/img") would return []string{"a.png", "b.png"},
// AssetDir("foo.txt") and AssetDir("notexist") would return an error, and
// AssetDir("") will return []string{"data"}.
func AssetDir(name string) ([]string, error) {
node := _bintree
if len(name) != 0 {
canonicalName := strings.Replace(name, "\\", "/", -1)
pathList := strings.Split(canonicalName, "/")
for _, p := range pathList {
node = node.Children[p]
if node == nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
}
}
if node.Func != nil {
return nil, fmt.Errorf("Asset %s not found", name)
}
rv := make([]string, 0, len(node.Children))
for childName := range node.Children {
rv = append(rv, childName)
}
return rv, nil
}
type bintree struct {
Func func() (*asset, error)
Children map[string]*bintree
}
var _bintree = &bintree{nil, map[string]*bintree{
"1565447861_initial_schema.down.sql": &bintree{_1565447861_initial_schemaDownSql, map[string]*bintree{}},
"1565447861_initial_schema.up.sql": &bintree{_1565447861_initial_schemaUpSql, map[string]*bintree{}},
"doc.go": &bintree{docGo, map[string]*bintree{}},
}}
// RestoreAsset restores an asset under the given directory.
func RestoreAsset(dir, name string) error {
data, err := Asset(name)
if err != nil {
return err
}
info, err := AssetInfo(name)
if err != nil {
return err
}
err = os.MkdirAll(_filePath(dir, filepath.Dir(name)), os.FileMode(0755))
if err != nil {
return err
}
err = ioutil.WriteFile(_filePath(dir, name), data, info.Mode())
if err != nil {
return err
}
return os.Chtimes(_filePath(dir, name), info.ModTime(), info.ModTime())
}
// RestoreAssets restores an asset under the given directory recursively.
func RestoreAssets(dir, name string) error {
children, err := AssetDir(name)
// File
if err != nil {
return RestoreAsset(dir, name)
}
// Dir
for _, child := range children {
err = RestoreAssets(dir, filepath.Join(name, child))
if err != nil {
return err
}
}
return nil
}
func _filePath(dir, name string) string {
canonicalName := strings.Replace(name, "\\", "/", -1)
return filepath.Join(append([]string{dir}, strings.Split(canonicalName, "/")...)...)
}

View File

@@ -0,0 +1 @@
DELETE TABLE mvds_messages;

View File

@@ -0,0 +1,6 @@
CREATE TABLE mvds_messages (
id BLOB PRIMARY KEY,
group_id BLOB NOT NULL,
timestamp INTEGER NOT NULL,
body BLOB NOT NULL
);

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@@ -0,0 +1,9 @@
// This file is necessary because "github.com/status-im/migrate/v4"
// can't handle files starting with a prefix. At least that's the case
// for go-bindata.
// If go-bindata is called from the same directory, asset names
// have no prefix and "github.com/status-im/migrate/v4" works as expected.
package sqlite
//go:generate go-bindata -pkg migrations -o ../migrations.go .

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@@ -0,0 +1,13 @@
# Project
FAQ.md
README.md
LICENSE
Makefile
.gitignore
.travis.yml
CONTRIBUTING.md
MIGRATIONS.md
docker-deploy.sh
# Golang
testing

View File

@@ -0,0 +1,8 @@
.DS_Store
cli/build
cli/cli
cli/migrate
.coverage
.godoc.pid
vendor/
.vscode/

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@@ -0,0 +1,27 @@
run:
# timeout for analysis, e.g. 30s, 5m, default is 1m
deadline: 2m
linters:
enable:
#- golint
- interfacer
- unconvert
#- dupl
- goconst
- gofmt
- misspell
- maligned
- unparam
- nakedret
- prealloc
#- gosec
linters-settings:
misspell:
locale: US
issues:
max-same: 0
max-per-linter: 0
exclude-use-default: false
exclude:
# gosec: Duplicated errcheck checks
- G104

128
vendor/github.com/golang-migrate/migrate/v4/.travis.yml generated vendored Normal file
View File

@@ -0,0 +1,128 @@
language: go
sudo: required
matrix:
allow_failures:
- go: master
include:
# Supported versions of Go: https://golang.org/dl/
- go: "1.11.x"
- go: "1.12.x"
- go: master
go_import_path: github.com/golang-migrate/migrate
env:
global:
- GO111MODULE=on
- MIGRATE_TEST_CONTAINER_BOOT_TIMEOUT=60
- DOCKER_USERNAME=golangmigrate
- secure: "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"
services:
- docker
cache:
directories:
- $GOPATH/pkg
before_install:
- curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b $(go env GOPATH)/bin v1.16.0
- echo "TRAVIS_GO_VERSION=${TRAVIS_GO_VERSION}"
install:
- go get github.com/mattn/goveralls
script:
- golangci-lint run
- make test COVERAGE_DIR=/tmp/coverage
after_success:
- goveralls -service=travis-ci -coverprofile /tmp/coverage/combined.txt
- make list-external-deps > dependency_tree.txt && cat dependency_tree.txt
- make build-cli
- gem install --no-document fpm
- fpm -s dir -t deb -n migrate -v "$(git describe --tags 2>/dev/null | cut -c 2-)" --license MIT -m dhui@users.noreply.github.com --url https://github.com/golang-migrate/migrate --description='Database migrations' -a amd64 -p migrate.$(git describe --tags 2>/dev/null | cut -c 2-).deb --deb-no-default-config-files -f -C cli/build migrate.linux-amd64=/usr/local/bin/migrate
deploy:
- provider: releases
api_key:
secure: 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
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
file:
- cli/build/migrate.linux-amd64.tar.gz
- cli/build/migrate.darwin-amd64.tar.gz
- cli/build/migrate.windows-amd64.exe.tar.gz
- cli/build/sha256sum.txt
- dependency_tree.txt
- provider: packagecloud
repository: migrate
username: golang-migrate
token:
secure: 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
dist: ubuntu/xenial
package_glob: '*.deb'
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
- provider: packagecloud
repository: migrate
username: golang-migrate
token:
secure: 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
dist: ubuntu/bionic
package_glob: '*.deb'
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
- provider: packagecloud
repository: migrate
username: golang-migrate
token:
secure: 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
dist: ubuntu/cosmic
package_glob: '*.deb'
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
- provider: packagecloud
repository: migrate
username: golang-migrate
token:
secure: 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
dist: debian/stretch
package_glob: '*.deb'
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
- provider: packagecloud
repository: migrate
username: golang-migrate
token:
secure: 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
dist: debian/buster
package_glob: '*.deb'
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true
- provider: script
script: ./docker-deploy.sh
skip_cleanup: true
on:
go: "1.12.x"
repo: golang-migrate/migrate
tags: true

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# Development, Testing and Contributing
1. Make sure you have a running Docker daemon
(Install for [MacOS](https://docs.docker.com/docker-for-mac/))
1. Use a version of Go that supports [modules](https://golang.org/cmd/go/#hdr-Modules__module_versions__and_more) (e.g. Go 1.11+)
1. Fork this repo and `git clone` somewhere to `$GOPATH/src/github.com/golang-migrate/migrate`
* Ensure that [Go modules are enabled](https://golang.org/cmd/go/#hdr-Preliminary_module_support) (e.g. your repo path or the `GO111MODULE` environment variable are set correctly)
1. Install [golangci-lint](https://github.com/golangci/golangci-lint#install)
1. Run the linter: `golangci-lint run`
1. Confirm tests are working: `make test-short`
1. Write awesome code ...
1. `make test` to run all tests against all database versions
1. Push code and open Pull Request
Some more helpful commands:
* You can specify which database/ source tests to run:
`make test-short SOURCE='file go_bindata' DATABASE='postgres cassandra'`
* After `make test`, run `make html-coverage` which opens a shiny test coverage overview.
* `make build-cli` builds the CLI in directory `cli/build/`.
* `make list-external-deps` lists all external dependencies for each package
* `make docs && make open-docs` opens godoc in your browser, `make kill-docs` kills the godoc server.
Repeatedly call `make docs` to refresh the server.
* Set the `DOCKER_API_VERSION` environment variable to the latest supported version if you get errors regarding the docker client API version being too new.

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FROM golang:1.12-alpine3.9 AS downloader
ARG VERSION
RUN apk add --no-cache git gcc musl-dev
WORKDIR /go/src/github.com/golang-migrate/migrate
COPY . ./
ENV GO111MODULE=on
ENV DATABASES="postgres mysql redshift cassandra spanner cockroachdb clickhouse mongodb sqlserver"
ENV SOURCES="file go_bindata github github_ee aws_s3 google_cloud_storage godoc_vfs gitlab"
RUN go build -a -o build/migrate.linux-386 -ldflags="-X main.Version=${VERSION}" -tags "$DATABASES $SOURCES" ./cmd/migrate
FROM alpine:3.9
RUN apk add --no-cache ca-certificates
COPY --from=downloader /go/src/github.com/golang-migrate/migrate/build/migrate.linux-386 /migrate
ENTRYPOINT ["/migrate"]
CMD ["--help"]

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# FAQ
#### How is the code base structured?
```
/ package migrate (the heart of everything)
/cli the CLI wrapper
/database database driver and sub directories have the actual driver implementations
/source source driver and sub directories have the actual driver implementations
```
#### Why is there no `source/driver.go:Last()`?
It's not needed. And unless the source has a "native" way to read a directory in reversed order,
it might be expensive to do a full directory scan in order to get the last element.
#### What is a NilMigration? NilVersion?
NilMigration defines a migration without a body. NilVersion is defined as const -1.
#### What is the difference between uint(version) and int(targetVersion)?
version refers to an existing migration version coming from a source and therefor can never be negative.
targetVersion can either be a version OR represent a NilVersion, which equals -1.
#### What's the difference between Next/Previous and Up/Down?
```
1_first_migration.up.extension next -> 2_second_migration.up.extension ...
1_first_migration.down.extension <- previous 2_second_migration.down.extension ...
```
#### Why two separate files (up and down) for a migration?
It makes all of our lives easier. No new markup/syntax to learn for users
and existing database utility tools continue to work as expected.
#### How many migrations can migrate handle?
Whatever the maximum positive signed integer value is for your platform.
For 32bit it would be 2,147,483,647 migrations. Migrate only keeps references to
the currently run and pre-fetched migrations in memory. Please note that some
source drivers need to do build a full "directory" tree first, which puts some
heat on the memory consumption.
#### Are the table tests in migrate_test.go bloated?
Yes and no. There are duplicate test cases for sure but they don't hurt here. In fact
the tests are very visual now and might help new users understand expected behaviors quickly.
Migrate from version x to y and y is the last migration? Just check out the test for
that particular case and know what's going on instantly.
#### What is Docker being used for?
Only for testing. See [testing/docker.go](testing/docker.go)
#### Why not just use docker-compose?
It doesn't give us enough runtime control for testing. We want to be able to bring up containers fast
and whenever we want, not just once at the beginning of all tests.
#### Can I maintain my driver in my own repository?
Yes, technically thats possible. We want to encourage you to contribute your driver to this respository though.
The driver's functionality is dictated by migrate's interfaces. That means there should really
just be one driver for a database/ source. We want to prevent a future where several drivers doing the exact same thing,
just implemented a bit differently, co-exist somewhere on Github. If users have to do research first to find the
"best" available driver for a database in order to get started, we would have failed as an open source community.
#### Can I mix multiple sources during a batch of migrations?
No.
#### What does "dirty" database mean?
Before a migration runs, each database sets a dirty flag. Execution stops if a migration fails and the dirty state persists,
which prevents attempts to run more migrations on top of a failed migration. You need to manually fix the error
and then "force" the expected version.
#### What happens if two programs try and update the database at the same time?
Database-specific locking features are used by *some* database drivers to prevent multiple instances of migrate from running migrations at the same time
the same database at the same time. For example, the MySQL driver uses the `GET_LOCK` function, while the Postgres driver uses
the `pg_advisory_lock` function.

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The MIT License (MIT)
Original Work
Copyright (c) 2016 Matthias Kadenbach
https://github.com/mattes/migrate
Modified Work
Copyright (c) 2018 Dale Hui
https://github.com/golang-migrate/migrate
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

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# Migrations
## Migration Filename Format
A single logical migration is represented as two separate migration files, one
to migrate "up" to the specified version from the previous version, and a second
to migrate back "down" to the previous version. These migrations can be provided
by any one of the supported [migration sources](./README.md#migration-sources).
The ordering and direction of the migration files is determined by the filenames
used for them. `migrate` expects the filenames of migrations to have the format:
{version}_{title}.up.{extension}
{version}_{title}.down.{extension}
The `title` of each migration is unused, and is only for readability. Similarly,
the `extension` of the migration files is not checked by the library, and should
be an appropriate format for the database in use (`.sql` for SQL variants, for
instance).
Versions of migrations may be represented as any 64 bit unsigned integer.
All migrations are applied upward in order of increasing version number, and
downward by decreasing version number.
Common versioning schemes include incrementing integers:
1_initialize_schema.down.sql
1_initialize_schema.up.sql
2_add_table.down.sql
2_add_table.up.sql
...
Or timestamps at an appropriate resolution:
1500360784_initialize_schema.down.sql
1500360784_initialize_schema.up.sql
1500445949_add_table.down.sql
1500445949_add_table.up.sql
...
But any scheme resulting in distinct, incrementing integers as versions is valid.
It is suggested that the version number of corresponding `up` and `down` migration
files be equivalent for clarity, but they are allowed to differ so long as the
relative ordering of the migrations is preserved.
The migration files are permitted to be "empty", in the event that a migration
is a no-op or is irreversible. It is recommended to still include both migration
files by making the whole migration file consist of a comment.
If your database does not support comments, then deleting the migration file will also work.
Note, an actual empty file (e.g. a 0 byte file) may cause issues with your database since migrate
will attempt to run an empty query. In this case, deleting the migration file will also work.
For the rational of this behavior see:
[#244 (comment)](https://github.com/golang-migrate/migrate/issues/244#issuecomment-510758270)
## Migration Content Format
The format of the migration files themselves varies between database systems.
Different databases have different semantics around schema changes and when and
how they are allowed to occur
(for instance, [if schema changes can occur within a transaction](https://wiki.postgresql.org/wiki/Transactional_DDL_in_PostgreSQL:_A_Competitive_Analysis)).
As such, the `migrate` library has little to no checking around the format of
migration sources. The migration files are generally processed directly by the
drivers as raw operations.
## Reversibility of Migrations
Best practice for writing schema migration is that all migrations should be
reversible. It should in theory be possible for run migrations down and back up
through any and all versions with the state being fully cleaned and recreated
by doing so.
By adhering to this recommended practice, development and deployment of new code
is cleaner and easier (cleaning database state for a new feature should be as
easy as migrating down to a prior version, and back up to the latest).
As opposed to some other migration libraries, `migrate` represents up and down
migrations as separate files. This prevents any non-standard file syntax from
being introduced which may result in unintended behavior or errors, depending
on what database is processing the file.
While it is technically possible for an up or down migration to exist on its own
without an equivalently versioned counterpart, it is strongly recommended to
always include a down migration which cleans up the state of the corresponding
up migration.

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SOURCE ?= file go_bindata github github_ee aws_s3 google_cloud_storage godoc_vfs gitlab
DATABASE ?= postgres mysql redshift cassandra spanner cockroachdb clickhouse mongodb sqlserver
VERSION ?= $(shell git describe --tags 2>/dev/null | cut -c 2-)
TEST_FLAGS ?=
REPO_OWNER ?= $(shell cd .. && basename "$$(pwd)")
COVERAGE_DIR ?= .coverage
build-cli: clean
-mkdir ./cli/build
cd ./cmd/migrate && CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o ../../cli/build/migrate.linux-amd64 -ldflags='-X main.Version=$(VERSION) -extldflags "-static"' -tags '$(DATABASE) $(SOURCE)' .
cd ./cmd/migrate && CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -a -o ../../cli/build/migrate.darwin-amd64 -ldflags='-X main.Version=$(VERSION) -extldflags "-static"' -tags '$(DATABASE) $(SOURCE)' .
cd ./cmd/migrate && CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -a -o ../../cli/build/migrate.windows-amd64.exe -ldflags='-X main.Version=$(VERSION) -extldflags "-static"' -tags '$(DATABASE) $(SOURCE)' .
cd ./cli/build && find . -name 'migrate*' | xargs -I{} tar czf {}.tar.gz {}
cd ./cli/build && shasum -a 256 * > sha256sum.txt
cat ./cli/build/sha256sum.txt
clean:
-rm -r ./cli/build
test-short:
make test-with-flags --ignore-errors TEST_FLAGS='-short'
test:
@-rm -r $(COVERAGE_DIR)
@mkdir $(COVERAGE_DIR)
make test-with-flags TEST_FLAGS='-v -race -covermode atomic -coverprofile $$(COVERAGE_DIR)/combined.txt -bench=. -benchmem -timeout 20m'
test-with-flags:
@echo SOURCE: $(SOURCE)
@echo DATABASE: $(DATABASE)
@go test $(TEST_FLAGS) ./...
kill-orphaned-docker-containers:
docker rm -f $(shell docker ps -aq --filter label=migrate_test)
html-coverage:
go tool cover -html=$(COVERAGE_DIR)/combined.txt
list-external-deps:
$(call external_deps,'.')
$(call external_deps,'./cli/...')
$(call external_deps,'./testing/...')
$(foreach v, $(SOURCE), $(call external_deps,'./source/$(v)/...'))
$(call external_deps,'./source/testing/...')
$(call external_deps,'./source/stub/...')
$(foreach v, $(DATABASE), $(call external_deps,'./database/$(v)/...'))
$(call external_deps,'./database/testing/...')
$(call external_deps,'./database/stub/...')
restore-import-paths:
find . -name '*.go' -type f -execdir sed -i '' s%\"github.com/$(REPO_OWNER)/migrate%\"github.com/mattes/migrate%g '{}' \;
rewrite-import-paths:
find . -name '*.go' -type f -execdir sed -i '' s%\"github.com/mattes/migrate%\"github.com/$(REPO_OWNER)/migrate%g '{}' \;
# example: fswatch -0 --exclude .godoc.pid --event Updated . | xargs -0 -n1 -I{} make docs
docs:
-make kill-docs
nohup godoc -play -http=127.0.0.1:6064 </dev/null >/dev/null 2>&1 & echo $$! > .godoc.pid
cat .godoc.pid
kill-docs:
@cat .godoc.pid
kill -9 $$(cat .godoc.pid)
rm .godoc.pid
open-docs:
open http://localhost:6064/pkg/github.com/$(REPO_OWNER)/migrate
# example: make release V=0.0.0
release:
git tag v$(V)
@read -p "Press enter to confirm and push to origin ..." && git push origin v$(V)
define external_deps
@echo '-- $(1)'; go list -f '{{join .Deps "\n"}}' $(1) | grep -v github.com/$(REPO_OWNER)/migrate | xargs go list -f '{{if not .Standard}}{{.ImportPath}}{{end}}'
endef
.PHONY: build-cli clean test-short test test-with-flags html-coverage \
restore-import-paths rewrite-import-paths list-external-deps release \
docs kill-docs open-docs kill-orphaned-docker-containers
SHELL = /bin/bash
RAND = $(shell echo $$RANDOM)

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[![Build Status](https://img.shields.io/travis/com/golang-migrate/migrate/master.svg)](https://travis-ci.com/golang-migrate/migrate)
[![GoDoc](https://godoc.org/github.com/golang-migrate/migrate?status.svg)](https://godoc.org/github.com/golang-migrate/migrate)
[![Coverage Status](https://img.shields.io/coveralls/github/golang-migrate/migrate/master.svg)](https://coveralls.io/github/golang-migrate/migrate?branch=master)
[![packagecloud.io](https://img.shields.io/badge/deb-packagecloud.io-844fec.svg)](https://packagecloud.io/golang-migrate/migrate?filter=debs)
[![Docker Pulls](https://img.shields.io/docker/pulls/migrate/migrate.svg)](https://hub.docker.com/r/migrate/migrate/)
![Supported Go Versions](https://img.shields.io/badge/Go-1.11%2C%201.12-lightgrey.svg)
[![GitHub Release](https://img.shields.io/github/release/golang-migrate/migrate.svg)](https://github.com/golang-migrate/migrate/releases)
# migrate
__Database migrations written in Go. Use as [CLI](#cli-usage) or import as [library](#use-in-your-go-project).__
* Migrate reads migrations from [sources](#migration-sources)
and applies them in correct order to a [database](#databases).
* Drivers are "dumb", migrate glues everything together and makes sure the logic is bulletproof.
(Keeps the drivers lightweight, too.)
* Database drivers don't assume things or try to correct user input. When in doubt, fail.
Forked from [mattes/migrate](https://github.com/mattes/migrate)
## Databases
Database drivers run migrations. [Add a new database?](database/driver.go)
* [PostgreSQL](database/postgres)
* [Redshift](database/redshift)
* [Ql](database/ql)
* [Cassandra](database/cassandra)
* [SQLite](database/sqlite3) ([todo #165](https://github.com/mattes/migrate/issues/165))
* [MySQL/ MariaDB](database/mysql)
* [Neo4j](database/neo4j) ([todo #167](https://github.com/mattes/migrate/issues/167))
* [MongoDB](database/mongodb)
* [CrateDB](database/crate) ([todo #170](https://github.com/mattes/migrate/issues/170))
* [Shell](database/shell) ([todo #171](https://github.com/mattes/migrate/issues/171))
* [Google Cloud Spanner](database/spanner)
* [CockroachDB](database/cockroachdb)
* [ClickHouse](database/clickhouse)
* [Firebird](database/firebird) ([todo #49](https://github.com/golang-migrate/migrate/issues/49))
* [MS SQL Server](database/sqlserver)
### Database URLs
Database connection strings are specified via URLs. The URL format is driver dependent but generally has the form: `dbdriver://username:password@host:port/dbname?option1=true&option2=false`
Any [reserved URL characters](https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding_reserved_characters) need to be escaped. Note, the `%` character also [needs to be escaped](https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding_the_percent_character)
Explicitly, the following characters need to be escaped:
`!`, `#`, `$`, `%`, `&`, `'`, `(`, `)`, `*`, `+`, `,`, `/`, `:`, `;`, `=`, `?`, `@`, `[`, `]`
It's easiest to always run the URL parts of your DB connection URL (e.g. username, password, etc) through an URL encoder. See the example Python snippets below:
```bash
$ python3 -c 'import urllib.parse; print(urllib.parse.quote(input("String to encode: "), ""))'
String to encode: FAKEpassword!#$%&'()*+,/:;=?@[]
FAKEpassword%21%23%24%25%26%27%28%29%2A%2B%2C%2F%3A%3B%3D%3F%40%5B%5D
$ python2 -c 'import urllib; print urllib.quote(raw_input("String to encode: "), "")'
String to encode: FAKEpassword!#$%&'()*+,/:;=?@[]
FAKEpassword%21%23%24%25%26%27%28%29%2A%2B%2C%2F%3A%3B%3D%3F%40%5B%5D
$
```
## Migration Sources
Source drivers read migrations from local or remote sources. [Add a new source?](source/driver.go)
* [Filesystem](source/file) - read from filesystem
* [Go-Bindata](source/go_bindata) - read from embedded binary data ([jteeuwen/go-bindata](https://github.com/jteeuwen/go-bindata))
* [Github](source/github) - read from remote Github repositories
* [Github Enterprise](source/github_ee) - read from remote Github Enterprise repositories
* [Gitlab](source/gitlab) - read from remote Gitlab repositories
* [AWS S3](source/aws_s3) - read from Amazon Web Services S3
* [Google Cloud Storage](source/google_cloud_storage) - read from Google Cloud Platform Storage
## CLI usage
* Simple wrapper around this library.
* Handles ctrl+c (SIGINT) gracefully.
* No config search paths, no config files, no magic ENV var injections.
__[CLI Documentation](cmd/migrate)__
### Basic usage
```bash
$ migrate -source file://path/to/migrations -database postgres://localhost:5432/database up 2
```
### Docker usage
```bash
$ docker run -v {{ migration dir }}:/migrations --network host migrate/migrate
-path=/migrations/ -database postgres://localhost:5432/database up 2
```
## Use in your Go project
* API is stable and frozen for this release (v3 & v4).
* Uses [Go modules](https://golang.org/cmd/go/#hdr-Modules__module_versions__and_more) to manage dependencies.
* To help prevent database corruptions, it supports graceful stops via `GracefulStop chan bool`.
* Bring your own logger.
* Uses `io.Reader` streams internally for low memory overhead.
* Thread-safe and no goroutine leaks.
__[Go Documentation](https://godoc.org/github.com/golang-migrate/migrate)__
```go
import (
"github.com/golang-migrate/migrate/v4"
_ "github.com/golang-migrate/migrate/v4/database/postgres"
_ "github.com/golang-migrate/migrate/v4/source/github"
)
func main() {
m, err := migrate.New(
"github://mattes:personal-access-token@mattes/migrate_test",
"postgres://localhost:5432/database?sslmode=enable")
m.Steps(2)
}
```
Want to use an existing database client?
```go
import (
"database/sql"
_ "github.com/lib/pq"
"github.com/golang-migrate/migrate/v4"
"github.com/golang-migrate/migrate/v4/database/postgres"
_ "github.com/golang-migrate/migrate/v4/source/file"
)
func main() {
db, err := sql.Open("postgres", "postgres://localhost:5432/database?sslmode=enable")
driver, err := postgres.WithInstance(db, &postgres.Config{})
m, err := migrate.NewWithDatabaseInstance(
"file:///migrations",
"postgres", driver)
m.Steps(2)
}
```
## Migration files
Each migration has an up and down migration. [Why?](FAQ.md#why-two-separate-files-up-and-down-for-a-migration)
```bash
1481574547_create_users_table.up.sql
1481574547_create_users_table.down.sql
```
[Best practices: How to write migrations.](MIGRATIONS.md)
## Versions
Version | Supported? | Import | Notes
--------|------------|--------|------
**master** | :white_check_mark: | `import "github.com/golang-migrate/migrate/v4"` | New features and bug fixes arrive here first |
**v4** | :white_check_mark: | `import "github.com/golang-migrate/migrate/v4"` | Used for stable releases |
**v3** | :x: | `import "github.com/golang-migrate/migrate"` (with package manager) or `import "gopkg.in/golang-migrate/migrate.v3"` (not recommended) | **DO NOT USE** - No longer supported |
## Development and Contributing
Yes, please! [`Makefile`](Makefile) is your friend,
read the [development guide](CONTRIBUTING.md).
Also have a look at the [FAQ](FAQ.md).
---
Looking for alternatives? [https://awesome-go.com/#database](https://awesome-go.com/#database).

View File

@@ -0,0 +1,126 @@
// Package database provides the Database interface.
// All database drivers must implement this interface, register themselves,
// optionally provide a `WithInstance` function and pass the tests
// in package database/testing.
package database
import (
"fmt"
"io"
nurl "net/url"
"sync"
)
var (
ErrLocked = fmt.Errorf("can't acquire lock")
)
const NilVersion int = -1
var driversMu sync.RWMutex
var drivers = make(map[string]Driver)
// Driver is the interface every database driver must implement.
//
// How to implement a database driver?
// 1. Implement this interface.
// 2. Optionally, add a function named `WithInstance`.
// This function should accept an existing DB instance and a Config{} struct
// and return a driver instance.
// 3. Add a test that calls database/testing.go:Test()
// 4. Add own tests for Open(), WithInstance() (when provided) and Close().
// All other functions are tested by tests in database/testing.
// Saves you some time and makes sure all database drivers behave the same way.
// 5. Call Register in init().
// 6. Create a migrate/cli/build_<driver-name>.go file
// 7. Add driver name in 'DATABASE' variable in Makefile
//
// Guidelines:
// * Don't try to correct user input. Don't assume things.
// When in doubt, return an error and explain the situation to the user.
// * All configuration input must come from the URL string in func Open()
// or the Config{} struct in WithInstance. Don't os.Getenv().
type Driver interface {
// Open returns a new driver instance configured with parameters
// coming from the URL string. Migrate will call this function
// only once per instance.
Open(url string) (Driver, error)
// Close closes the underlying database instance managed by the driver.
// Migrate will call this function only once per instance.
Close() error
// Lock should acquire a database lock so that only one migration process
// can run at a time. Migrate will call this function before Run is called.
// If the implementation can't provide this functionality, return nil.
// Return database.ErrLocked if database is already locked.
Lock() error
// Unlock should release the lock. Migrate will call this function after
// all migrations have been run.
Unlock() error
// Run applies a migration to the database. migration is garantueed to be not nil.
Run(migration io.Reader) error
// SetVersion saves version and dirty state.
// Migrate will call this function before and after each call to Run.
// version must be >= -1. -1 means NilVersion.
SetVersion(version int, dirty bool) error
// Version returns the currently active version and if the database is dirty.
// When no migration has been applied, it must return version -1.
// Dirty means, a previous migration failed and user interaction is required.
Version() (version int, dirty bool, err error)
// Drop deletes everything in the database.
// Note that this is a breaking action, a new call to Open() is necessary to
// ensure subsequent calls work as expected.
Drop() error
}
// Open returns a new driver instance.
func Open(url string) (Driver, error) {
u, err := nurl.Parse(url)
if err != nil {
return nil, fmt.Errorf("Unable to parse URL. Did you escape all reserved URL characters? "+
"See: https://github.com/golang-migrate/migrate#database-urls Error: %v", err)
}
if u.Scheme == "" {
return nil, fmt.Errorf("database driver: invalid URL scheme")
}
driversMu.RLock()
d, ok := drivers[u.Scheme]
driversMu.RUnlock()
if !ok {
return nil, fmt.Errorf("database driver: unknown driver %v (forgotten import?)", u.Scheme)
}
return d.Open(url)
}
// Register globally registers a driver.
func Register(name string, driver Driver) {
driversMu.Lock()
defer driversMu.Unlock()
if driver == nil {
panic("Register driver is nil")
}
if _, dup := drivers[name]; dup {
panic("Register called twice for driver " + name)
}
drivers[name] = driver
}
// List lists the registered drivers
func List() []string {
driversMu.RLock()
defer driversMu.RUnlock()
names := make([]string, 0, len(drivers))
for n := range drivers {
names = append(names, n)
}
return names
}

View File

@@ -0,0 +1,27 @@
package database
import (
"fmt"
)
// Error should be used for errors involving queries ran against the database
type Error struct {
// Optional: the line number
Line uint
// Query is a query excerpt
Query []byte
// Err is a useful/helping error message for humans
Err string
// OrigErr is the underlying error
OrigErr error
}
func (e Error) Error() string {
if len(e.Err) == 0 {
return fmt.Sprintf("%v in line %v: %s", e.OrigErr, e.Line, e.Query)
}
return fmt.Sprintf("%v in line %v: %s (details: %v)", e.Err, e.Line, e.Query, e.OrigErr)
}

View File

@@ -0,0 +1,19 @@
package database
import (
"fmt"
"hash/crc32"
"strings"
)
const advisoryLockIDSalt uint = 1486364155
// GenerateAdvisoryLockId inspired by rails migrations, see https://goo.gl/8o9bCT
func GenerateAdvisoryLockId(databaseName string, additionalNames ...string) (string, error) { // nolint: golint
if len(additionalNames) > 0 {
databaseName = strings.Join(append(additionalNames, databaseName), "\x00")
}
sum := crc32.ChecksumIEEE([]byte(databaseName))
sum = sum * uint32(advisoryLockIDSalt)
return fmt.Sprint(sum), nil
}

View File

@@ -0,0 +1,5 @@
#!/bin/bash
echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin && \
docker build --build-arg VERSION="$TRAVIS_TAG" . -t migrate/migrate -t migrate/migrate:"$TRAVIS_TAG" && \
docker push migrate/migrate:"$TRAVIS_TAG" && docker push migrate/migrate

54
vendor/github.com/golang-migrate/migrate/v4/go.mod generated vendored Normal file
View File

@@ -0,0 +1,54 @@
module github.com/golang-migrate/migrate/v4
require (
cloud.google.com/go v0.37.4
github.com/aws/aws-sdk-go v1.17.7
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932 // indirect
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 // indirect
github.com/cockroachdb/apd v1.1.0 // indirect
github.com/cockroachdb/cockroach-go v0.0.0-20181001143604-e0a95dfd547c
github.com/cznic/ql v1.2.0
github.com/denisenkom/go-mssqldb v0.0.0-20190515213511-eb9f6a1743f3
github.com/dhui/dktest v0.3.0
github.com/docker/docker v0.7.3-0.20190108045446-77df18c24acf
github.com/fsouza/fake-gcs-server v1.7.0
github.com/go-sql-driver/mysql v1.4.1
github.com/gocql/gocql v0.0.0-20190301043612-f6df8288f9b4
github.com/gogo/protobuf v1.2.1 // indirect
github.com/golang/protobuf v1.3.1 // indirect
github.com/golang/snappy v0.0.1 // indirect
github.com/google/go-github v17.0.0+incompatible
github.com/hashicorp/go-multierror v1.0.0
github.com/hashicorp/golang-lru v0.5.1 // indirect
github.com/jackc/fake v0.0.0-20150926172116-812a484cc733 // indirect
github.com/jackc/pgx v3.2.0+incompatible // indirect
github.com/kardianos/osext v0.0.0-20190222173326-2bc1f35cddc0 // indirect
github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
github.com/kr/pretty v0.1.0 // indirect
github.com/kshvakov/clickhouse v1.3.5
github.com/lib/pq v1.0.0
github.com/mattn/go-sqlite3 v1.10.0
github.com/mongodb/mongo-go-driver v0.3.0
github.com/nakagami/firebirdsql v0.0.0-20190310045651-3c02a58cfed8
github.com/pkg/errors v0.8.1 // indirect
github.com/satori/go.uuid v1.2.0 // indirect
github.com/shopspring/decimal v0.0.0-20180709203117-cd690d0c9e24 // indirect
github.com/sirupsen/logrus v1.4.1 // indirect
github.com/stretchr/testify v1.3.0
github.com/tidwall/pretty v0.0.0-20180105212114-65a9db5fad51 // indirect
github.com/xanzy/go-gitlab v0.15.0
github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c // indirect
github.com/xdg/stringprep v1.0.0 // indirect
gitlab.com/nyarla/go-crypt v0.0.0-20160106005555-d9a5dc2b789b // indirect
golang.org/x/crypto v0.0.0-20190426145343-a29dc8fdc734 // indirect
golang.org/x/net v0.0.0-20190424112056-4829fb13d2c6
golang.org/x/oauth2 v0.0.0-20190402181905-9f3314589c9a // indirect
golang.org/x/sys v0.0.0-20190426135247-a129542de9ae // indirect
golang.org/x/text v0.3.2 // indirect
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
golang.org/x/tools v0.0.0-20190425222832-ad9eeb80039a
google.golang.org/api v0.4.0
google.golang.org/appengine v1.5.0 // indirect
google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb
google.golang.org/grpc v1.20.1 // indirect
)

304
vendor/github.com/golang-migrate/migrate/v4/go.sum generated vendored Normal file
View File

@@ -0,0 +1,304 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.37.4 h1:glPeL3BQJsbF6aIIYfZizMwc5LTYz250bDMjttbBGAU=
cloud.google.com/go v0.37.4/go.mod h1:NHPJ89PdicEuT9hdPXMROBD91xc5uRDxsMtSB16k7hw=
github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 h1:w+iIsaOQNcT7OZ575w+acHgRric5iCyQh+xv+KJ4HB8=
github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Microsoft/go-winio v0.4.11 h1:zoIOcVf0xPN1tnMVbTtEdI+P8OofVk3NObnwOQ6nK2Q=
github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5 h1:TngWCqHvy9oXAN6lEVMRuU21PR1EtLVZJmdB18Gu3Rw=
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
github.com/aws/aws-sdk-go v1.17.7 h1:/4+rDPe0W95KBmNGYCG+NUvdL8ssPYBMxL+aSCg6nIA=
github.com/aws/aws-sdk-go v1.17.7/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932 h1:mXoPYz/Ul5HYEDvkta6I8/rnYM5gSdSV2tJ6XbZuEtY=
github.com/bitly/go-hostpool v0.0.0-20171023180738-a3a6125de932/go.mod h1:NOuUCSz6Q9T7+igc/hlvDOUdtWKryOrtFyIVABv/p7k=
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 h1:DDGfHa7BWjL4YnC6+E63dPcxHo2sUxDIu8g3QgEJdRY=
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
github.com/cockroachdb/cockroach-go v0.0.0-20181001143604-e0a95dfd547c h1:2zRrJWIt/f9c9HhNHAgrRgq0San5gRRUJTBXLkchal0=
github.com/cockroachdb/cockroach-go v0.0.0-20181001143604-e0a95dfd547c/go.mod h1:XGLbWH/ujMcbPbhZq52Nv6UrCghb1yGn//133kEsvDk=
github.com/cznic/b v0.0.0-20180115125044-35e9bbe41f07 h1:UHFGPvSxX4C4YBApSPvmUfL8tTvWLj2ryqvT9K4Jcuk=
github.com/cznic/b v0.0.0-20180115125044-35e9bbe41f07/go.mod h1:URriBxXwVq5ijiJ12C7iIZqlA69nTlI+LgI6/pwftG8=
github.com/cznic/fileutil v0.0.0-20180108211300-6a051e75936f h1:7uSNgsgcarNk4oiN/nNkO0J7KAjlsF5Yv5Gf/tFdHas=
github.com/cznic/fileutil v0.0.0-20180108211300-6a051e75936f/go.mod h1:8S58EK26zhXSxzv7NQFpnliaOQsmDUxvoQO3rt154Vg=
github.com/cznic/golex v0.0.0-20170803123110-4ab7c5e190e4 h1:CVAqftqbj+exlab+8KJQrE+kNIVlQfJt58j4GxCMF1s=
github.com/cznic/golex v0.0.0-20170803123110-4ab7c5e190e4/go.mod h1:+bmmJDNmKlhWNG+gwWCkaBoTy39Fs+bzRxVBzoTQbIc=
github.com/cznic/internal v0.0.0-20180608152220-f44710a21d00 h1:FHpbUtp2K8X53/b4aFNj4my5n+i3x+CQCZWNuHWH/+E=
github.com/cznic/internal v0.0.0-20180608152220-f44710a21d00/go.mod h1:olo7eAdKwJdXxb55TKGLiJ6xt1H0/tiiRCWKVLmtjY4=
github.com/cznic/lldb v1.1.0 h1:AIA+ham6TSJ+XkMe8imQ/g8KPzMUVWAwqUQQdtuMsHs=
github.com/cznic/lldb v1.1.0/go.mod h1:FIZVUmYUVhPwRiPzL8nD/mpFcJ/G7SSXjjXYG4uRI3A=
github.com/cznic/mathutil v0.0.0-20180504122225-ca4c9f2c1369 h1:XNT/Zf5l++1Pyg08/HV04ppB0gKxAqtZQBRYiYrUuYk=
github.com/cznic/mathutil v0.0.0-20180504122225-ca4c9f2c1369/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
github.com/cznic/ql v1.2.0 h1:lcKp95ZtdF0XkWhGnVIXGF8dVD2X+ClS08tglKtf+ak=
github.com/cznic/ql v1.2.0/go.mod h1:FbpzhyZrqr0PVlK6ury+PoW3T0ODUV22OeWIxcaOrSE=
github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65 h1:hxuZop6tSoOi0sxFzoGGYdRqNrPubyaIf9KoBG9tPiE=
github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65/go.mod h1:q2w6Bg5jeox1B+QkJ6Wp/+Vn0G/bo3f1uY7Fn3vivIQ=
github.com/cznic/strutil v0.0.0-20171016134553-529a34b1c186 h1:0rkFMAbn5KBKNpJyHQ6Prb95vIKanmAe62KxsrN+sqA=
github.com/cznic/strutil v0.0.0-20171016134553-529a34b1c186/go.mod h1:AHHPPPXTw0h6pVabbcbyGRK1DckRn7r/STdZEeIDzZc=
github.com/cznic/zappy v0.0.0-20160723133515-2533cb5b45cc h1:YKKpTb2BrXN2GYyGaygIdis1vXbE7SSAG9axGWIMClg=
github.com/cznic/zappy v0.0.0-20160723133515-2533cb5b45cc/go.mod h1:Y1SNZ4dRUOKXshKUbwUapqNncRrho4mkjQebgEHZLj8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/denisenkom/go-mssqldb v0.0.0-20190515213511-eb9f6a1743f3 h1:tkum0XDgfR0jcVVXuTsYv/erY2NnEDqwRojbxR1rBYA=
github.com/denisenkom/go-mssqldb v0.0.0-20190515213511-eb9f6a1743f3/go.mod h1:zAg7JM8CkOJ43xKXIj7eRO9kmWm/TW578qo+oDO6tuM=
github.com/dhui/dktest v0.3.0 h1:kwX5a7EkLcjo7VpsPQSYJcKGbXBXdjI9FGjuUj1jn6I=
github.com/dhui/dktest v0.3.0/go.mod h1:cyzIUfGsBEbZ6BT7tnXqAShHSXCZhSNmFl70sZ7c1yc=
github.com/docker/distribution v2.7.0+incompatible h1:neUDAlf3wX6Ml4HdqTrbcOHXtfRN0TFIwt6YFL7N9RU=
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github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
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github.com/jackc/pgx v3.2.0+incompatible h1:0Vihzu20St42/UDsvZGdNE6jak7oi/UOeMzwMPHkgFY=
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github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
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github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/tidwall/pretty v0.0.0-20180105212114-65a9db5fad51 h1:BP2bjP495BBPaBcS5rmqviTfrOkN5rO5ceKAMRZCRFc=
github.com/tidwall/pretty v0.0.0-20180105212114-65a9db5fad51/go.mod h1:XNkn88O1ChpSDQmQeStsy+sBenx6DDtFZJxhVysOjyk=
github.com/xanzy/go-gitlab v0.15.0 h1:rWtwKTgEnXyNUGrOArN7yyc3THRkpYcKXIXia9abywQ=
github.com/xanzy/go-gitlab v0.15.0/go.mod h1:8zdQa/ri1dfn8eS3Ir1SyfvOKlw7WBJ8DVThkpGiXrs=
github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c h1:u40Z8hqBAAQyv+vATcGgV0YCnDjqSL7/q/JyPhhJSPk=
github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c/go.mod h1:lB8K/P019DLNhemzwFU4jHLhdvlE6uDZjXFejJXr49I=
github.com/xdg/stringprep v1.0.0 h1:d9X0esnoa3dFsV0FG35rAT0RIhYFlPq7MiP+DW89La0=
github.com/xdg/stringprep v1.0.0/go.mod h1:Jhud4/sHMO4oL310DaZAKk9ZaJ08SJfe+sJh0HrGL1Y=
gitlab.com/nyarla/go-crypt v0.0.0-20160106005555-d9a5dc2b789b h1:7gd+rd8P3bqcn/96gOZa3F5dpJr/vEiDQYlNb/y2uNs=
gitlab.com/nyarla/go-crypt v0.0.0-20160106005555-d9a5dc2b789b/go.mod h1:T3BPAOm2cqquPa0MKWeNkmOM5RQsRhkrwMWonFMN7fE=
go.opencensus.io v0.20.1 h1:pMEjRZ1M4ebWGikflH7nQpV6+Zr88KBMA2XJD3sbijw=
go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
go.opencensus.io v0.21.0 h1:mU6zScU4U1YAFPHEHYk+3JC4SY7JxgkqS10ZOSyksNg=
go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190325154230-a5d413f7728c/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190426145343-a29dc8fdc734 h1:p/H982KKEjUnLJkM3tt/LemDnOc1GiZL5FCVlORJ5zo=
golang.org/x/crypto v0.0.0-20190426145343-a29dc8fdc734/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20181108082009-03003ca0c849/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190125091013-d26f9f9a57f3/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3 h1:0GoQqolDA55aaLxZyTzK/Y2ePZzZTUrRacwib7cNsYQ=
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golang.org/x/net v0.0.0-20190424112056-4829fb13d2c6 h1:FP8hkuE6yUEaJnK7O2eTuejKWwW+Rhfj80dQ2JcKxCU=
golang.org/x/net v0.0.0-20190424112056-4829fb13d2c6/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20181106182150-f42d05182288/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421 h1:Wo7BWFiOk0QRFMLYMqJGFMd9CgUAcGx7V+qEg/h5IBI=
golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
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12
vendor/github.com/golang-migrate/migrate/v4/log.go generated vendored Normal file
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@@ -0,0 +1,12 @@
package migrate
// Logger is an interface so you can pass in your own
// logging implementation.
type Logger interface {
// Printf is like fmt.Printf
Printf(format string, v ...interface{})
// Verbose should return true when verbose logging output is wanted
Verbose() bool
}

977
vendor/github.com/golang-migrate/migrate/v4/migrate.go generated vendored Normal file
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@@ -0,0 +1,977 @@
// Package migrate reads migrations from sources and runs them against databases.
// Sources are defined by the `source.Driver` and databases by the `database.Driver`
// interface. The driver interfaces are kept "dump", all migration logic is kept
// in this package.
package migrate
import (
"errors"
"fmt"
"github.com/hashicorp/go-multierror"
"os"
"sync"
"time"
"github.com/golang-migrate/migrate/v4/database"
"github.com/golang-migrate/migrate/v4/source"
)
// DefaultPrefetchMigrations sets the number of migrations to pre-read
// from the source. This is helpful if the source is remote, but has little
// effect for a local source (i.e. file system).
// Please note that this setting has a major impact on the memory usage,
// since each pre-read migration is buffered in memory. See DefaultBufferSize.
var DefaultPrefetchMigrations = uint(10)
// DefaultLockTimeout sets the max time a database driver has to acquire a lock.
var DefaultLockTimeout = 15 * time.Second
var (
ErrNoChange = errors.New("no change")
ErrNilVersion = errors.New("no migration")
ErrInvalidVersion = errors.New("version must be >= -1")
ErrLocked = errors.New("database locked")
ErrLockTimeout = errors.New("timeout: can't acquire database lock")
)
// ErrShortLimit is an error returned when not enough migrations
// can be returned by a source for a given limit.
type ErrShortLimit struct {
Short uint
}
// Error implements the error interface.
func (e ErrShortLimit) Error() string {
return fmt.Sprintf("limit %v short", e.Short)
}
type ErrDirty struct {
Version int
}
func (e ErrDirty) Error() string {
return fmt.Sprintf("Dirty database version %v. Fix and force version.", e.Version)
}
type Migrate struct {
sourceName string
sourceDrv source.Driver
databaseName string
databaseDrv database.Driver
// Log accepts a Logger interface
Log Logger
// GracefulStop accepts `true` and will stop executing migrations
// as soon as possible at a safe break point, so that the database
// is not corrupted.
GracefulStop chan bool
isLockedMu *sync.Mutex
isGracefulStop bool
isLocked bool
// PrefetchMigrations defaults to DefaultPrefetchMigrations,
// but can be set per Migrate instance.
PrefetchMigrations uint
// LockTimeout defaults to DefaultLockTimeout,
// but can be set per Migrate instance.
LockTimeout time.Duration
}
// New returns a new Migrate instance from a source URL and a database URL.
// The URL scheme is defined by each driver.
func New(sourceURL, databaseURL string) (*Migrate, error) {
m := newCommon()
sourceName, err := sourceSchemeFromURL(sourceURL)
if err != nil {
return nil, err
}
m.sourceName = sourceName
databaseName, err := databaseSchemeFromURL(databaseURL)
if err != nil {
return nil, err
}
m.databaseName = databaseName
sourceDrv, err := source.Open(sourceURL)
if err != nil {
return nil, err
}
m.sourceDrv = sourceDrv
databaseDrv, err := database.Open(databaseURL)
if err != nil {
return nil, err
}
m.databaseDrv = databaseDrv
return m, nil
}
// NewWithDatabaseInstance returns a new Migrate instance from a source URL
// and an existing database instance. The source URL scheme is defined by each driver.
// Use any string that can serve as an identifier during logging as databaseName.
// You are responsible for closing the underlying database client if necessary.
func NewWithDatabaseInstance(sourceURL string, databaseName string, databaseInstance database.Driver) (*Migrate, error) {
m := newCommon()
sourceName, err := schemeFromURL(sourceURL)
if err != nil {
return nil, err
}
m.sourceName = sourceName
m.databaseName = databaseName
sourceDrv, err := source.Open(sourceURL)
if err != nil {
return nil, err
}
m.sourceDrv = sourceDrv
m.databaseDrv = databaseInstance
return m, nil
}
// NewWithSourceInstance returns a new Migrate instance from an existing source instance
// and a database URL. The database URL scheme is defined by each driver.
// Use any string that can serve as an identifier during logging as sourceName.
// You are responsible for closing the underlying source client if necessary.
func NewWithSourceInstance(sourceName string, sourceInstance source.Driver, databaseURL string) (*Migrate, error) {
m := newCommon()
databaseName, err := schemeFromURL(databaseURL)
if err != nil {
return nil, err
}
m.databaseName = databaseName
m.sourceName = sourceName
databaseDrv, err := database.Open(databaseURL)
if err != nil {
return nil, err
}
m.databaseDrv = databaseDrv
m.sourceDrv = sourceInstance
return m, nil
}
// NewWithInstance returns a new Migrate instance from an existing source and
// database instance. Use any string that can serve as an identifier during logging
// as sourceName and databaseName. You are responsible for closing down
// the underlying source and database client if necessary.
func NewWithInstance(sourceName string, sourceInstance source.Driver, databaseName string, databaseInstance database.Driver) (*Migrate, error) {
m := newCommon()
m.sourceName = sourceName
m.databaseName = databaseName
m.sourceDrv = sourceInstance
m.databaseDrv = databaseInstance
return m, nil
}
func newCommon() *Migrate {
return &Migrate{
GracefulStop: make(chan bool, 1),
PrefetchMigrations: DefaultPrefetchMigrations,
LockTimeout: DefaultLockTimeout,
isLockedMu: &sync.Mutex{},
}
}
// Close closes the source and the database.
func (m *Migrate) Close() (source error, database error) {
databaseSrvClose := make(chan error)
sourceSrvClose := make(chan error)
m.logVerbosePrintf("Closing source and database\n")
go func() {
databaseSrvClose <- m.databaseDrv.Close()
}()
go func() {
sourceSrvClose <- m.sourceDrv.Close()
}()
return <-sourceSrvClose, <-databaseSrvClose
}
// Migrate looks at the currently active migration version,
// then migrates either up or down to the specified version.
func (m *Migrate) Migrate(version uint) error {
if err := m.lock(); err != nil {
return err
}
curVersion, dirty, err := m.databaseDrv.Version()
if err != nil {
return m.unlockErr(err)
}
if dirty {
return m.unlockErr(ErrDirty{curVersion})
}
ret := make(chan interface{}, m.PrefetchMigrations)
go m.read(curVersion, int(version), ret)
return m.unlockErr(m.runMigrations(ret))
}
// Steps looks at the currently active migration version.
// It will migrate up if n > 0, and down if n < 0.
func (m *Migrate) Steps(n int) error {
if n == 0 {
return ErrNoChange
}
if err := m.lock(); err != nil {
return err
}
curVersion, dirty, err := m.databaseDrv.Version()
if err != nil {
return m.unlockErr(err)
}
if dirty {
return m.unlockErr(ErrDirty{curVersion})
}
ret := make(chan interface{}, m.PrefetchMigrations)
if n > 0 {
go m.readUp(curVersion, n, ret)
} else {
go m.readDown(curVersion, -n, ret)
}
return m.unlockErr(m.runMigrations(ret))
}
// Up looks at the currently active migration version
// and will migrate all the way up (applying all up migrations).
func (m *Migrate) Up() error {
if err := m.lock(); err != nil {
return err
}
curVersion, dirty, err := m.databaseDrv.Version()
if err != nil {
return m.unlockErr(err)
}
if dirty {
return m.unlockErr(ErrDirty{curVersion})
}
ret := make(chan interface{}, m.PrefetchMigrations)
go m.readUp(curVersion, -1, ret)
return m.unlockErr(m.runMigrations(ret))
}
// Down looks at the currently active migration version
// and will migrate all the way down (applying all down migrations).
func (m *Migrate) Down() error {
if err := m.lock(); err != nil {
return err
}
curVersion, dirty, err := m.databaseDrv.Version()
if err != nil {
return m.unlockErr(err)
}
if dirty {
return m.unlockErr(ErrDirty{curVersion})
}
ret := make(chan interface{}, m.PrefetchMigrations)
go m.readDown(curVersion, -1, ret)
return m.unlockErr(m.runMigrations(ret))
}
// Drop deletes everything in the database.
func (m *Migrate) Drop() error {
if err := m.lock(); err != nil {
return err
}
if err := m.databaseDrv.Drop(); err != nil {
return m.unlockErr(err)
}
return m.unlock()
}
// Run runs any migration provided by you against the database.
// It does not check any currently active version in database.
// Usually you don't need this function at all. Use Migrate,
// Steps, Up or Down instead.
func (m *Migrate) Run(migration ...*Migration) error {
if len(migration) == 0 {
return ErrNoChange
}
if err := m.lock(); err != nil {
return err
}
curVersion, dirty, err := m.databaseDrv.Version()
if err != nil {
return m.unlockErr(err)
}
if dirty {
return m.unlockErr(ErrDirty{curVersion})
}
ret := make(chan interface{}, m.PrefetchMigrations)
go func() {
defer close(ret)
for _, migr := range migration {
if m.PrefetchMigrations > 0 && migr.Body != nil {
m.logVerbosePrintf("Start buffering %v\n", migr.LogString())
} else {
m.logVerbosePrintf("Scheduled %v\n", migr.LogString())
}
ret <- migr
go func(migr *Migration) {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}(migr)
}
}()
return m.unlockErr(m.runMigrations(ret))
}
// Force sets a migration version.
// It does not check any currently active version in database.
// It resets the dirty state to false.
func (m *Migrate) Force(version int) error {
if version < -1 {
return ErrInvalidVersion
}
if err := m.lock(); err != nil {
return err
}
if err := m.databaseDrv.SetVersion(version, false); err != nil {
return m.unlockErr(err)
}
return m.unlock()
}
// Version returns the currently active migration version.
// If no migration has been applied, yet, it will return ErrNilVersion.
func (m *Migrate) Version() (version uint, dirty bool, err error) {
v, d, err := m.databaseDrv.Version()
if err != nil {
return 0, false, err
}
if v == database.NilVersion {
return 0, false, ErrNilVersion
}
return suint(v), d, nil
}
// read reads either up or down migrations from source `from` to `to`.
// Each migration is then written to the ret channel.
// If an error occurs during reading, that error is written to the ret channel, too.
// Once read is done reading it will close the ret channel.
func (m *Migrate) read(from int, to int, ret chan<- interface{}) {
defer close(ret)
// check if from version exists
if from >= 0 {
if err := m.versionExists(suint(from)); err != nil {
ret <- err
return
}
}
// check if to version exists
if to >= 0 {
if err := m.versionExists(suint(to)); err != nil {
ret <- err
return
}
}
// no change?
if from == to {
ret <- ErrNoChange
return
}
if from < to {
// it's going up
// apply first migration if from is nil version
if from == -1 {
firstVersion, err := m.sourceDrv.First()
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(firstVersion, int(firstVersion))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(firstVersion)
}
// run until we reach target ...
for from < to {
if m.stop() {
return
}
next, err := m.sourceDrv.Next(suint(from))
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(next, int(next))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(next)
}
} else {
// it's going down
// run until we reach target ...
for from > to && from >= 0 {
if m.stop() {
return
}
prev, err := m.sourceDrv.Prev(suint(from))
if os.IsNotExist(err) && to == -1 {
// apply nil migration
migr, err := m.newMigration(suint(from), -1)
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
return
} else if err != nil {
ret <- err
return
}
migr, err := m.newMigration(suint(from), int(prev))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(prev)
}
}
}
// readUp reads up migrations from `from` limitted by `limit`.
// limit can be -1, implying no limit and reading until there are no more migrations.
// Each migration is then written to the ret channel.
// If an error occurs during reading, that error is written to the ret channel, too.
// Once readUp is done reading it will close the ret channel.
func (m *Migrate) readUp(from int, limit int, ret chan<- interface{}) {
defer close(ret)
// check if from version exists
if from >= 0 {
if err := m.versionExists(suint(from)); err != nil {
ret <- err
return
}
}
if limit == 0 {
ret <- ErrNoChange
return
}
count := 0
for count < limit || limit == -1 {
if m.stop() {
return
}
// apply first migration if from is nil version
if from == -1 {
firstVersion, err := m.sourceDrv.First()
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(firstVersion, int(firstVersion))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(firstVersion)
count++
continue
}
// apply next migration
next, err := m.sourceDrv.Next(suint(from))
if os.IsNotExist(err) {
// no limit, but no migrations applied?
if limit == -1 && count == 0 {
ret <- ErrNoChange
return
}
// no limit, reached end
if limit == -1 {
return
}
// reached end, and didn't apply any migrations
if limit > 0 && count == 0 {
ret <- os.ErrNotExist
return
}
// applied less migrations than limit?
if count < limit {
ret <- ErrShortLimit{suint(limit - count)}
return
}
}
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(next, int(next))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(next)
count++
}
}
// readDown reads down migrations from `from` limitted by `limit`.
// limit can be -1, implying no limit and reading until there are no more migrations.
// Each migration is then written to the ret channel.
// If an error occurs during reading, that error is written to the ret channel, too.
// Once readDown is done reading it will close the ret channel.
func (m *Migrate) readDown(from int, limit int, ret chan<- interface{}) {
defer close(ret)
// check if from version exists
if from >= 0 {
if err := m.versionExists(suint(from)); err != nil {
ret <- err
return
}
}
if limit == 0 {
ret <- ErrNoChange
return
}
// no change if already at nil version
if from == -1 && limit == -1 {
ret <- ErrNoChange
return
}
// can't go over limit if already at nil version
if from == -1 && limit > 0 {
ret <- os.ErrNotExist
return
}
count := 0
for count < limit || limit == -1 {
if m.stop() {
return
}
prev, err := m.sourceDrv.Prev(suint(from))
if os.IsNotExist(err) {
// no limit or haven't reached limit, apply "first" migration
if limit == -1 || limit-count > 0 {
firstVersion, err := m.sourceDrv.First()
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(firstVersion, -1)
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
count++
}
if count < limit {
ret <- ErrShortLimit{suint(limit - count)}
}
return
}
if err != nil {
ret <- err
return
}
migr, err := m.newMigration(suint(from), int(prev))
if err != nil {
ret <- err
return
}
ret <- migr
go func() {
if err := migr.Buffer(); err != nil {
m.logErr(err)
}
}()
from = int(prev)
count++
}
}
// runMigrations reads *Migration and error from a channel. Any other type
// sent on this channel will result in a panic. Each migration is then
// proxied to the database driver and run against the database.
// Before running a newly received migration it will check if it's supposed
// to stop execution because it might have received a stop signal on the
// GracefulStop channel.
func (m *Migrate) runMigrations(ret <-chan interface{}) error {
for r := range ret {
if m.stop() {
return nil
}
switch r := r.(type) {
case error:
return r
case *Migration:
migr := r
// set version with dirty state
if err := m.databaseDrv.SetVersion(migr.TargetVersion, true); err != nil {
return err
}
if migr.Body != nil {
m.logVerbosePrintf("Read and execute %v\n", migr.LogString())
if err := m.databaseDrv.Run(migr.BufferedBody); err != nil {
return err
}
}
// set clean state
if err := m.databaseDrv.SetVersion(migr.TargetVersion, false); err != nil {
return err
}
endTime := time.Now()
readTime := migr.FinishedReading.Sub(migr.StartedBuffering)
runTime := endTime.Sub(migr.FinishedReading)
// log either verbose or normal
if m.Log != nil {
if m.Log.Verbose() {
m.logPrintf("Finished %v (read %v, ran %v)\n", migr.LogString(), readTime, runTime)
} else {
m.logPrintf("%v (%v)\n", migr.LogString(), readTime+runTime)
}
}
default:
return fmt.Errorf("unknown type: %T with value: %+v", r, r)
}
}
return nil
}
// versionExists checks the source if either the up or down migration for
// the specified migration version exists.
func (m *Migrate) versionExists(version uint) (result error) {
// try up migration first
up, _, err := m.sourceDrv.ReadUp(version)
if err == nil {
defer func() {
if errClose := up.Close(); errClose != nil {
result = multierror.Append(result, errClose)
}
}()
}
if os.IsExist(err) {
return nil
} else if !os.IsNotExist(err) {
return err
}
// then try down migration
down, _, err := m.sourceDrv.ReadDown(version)
if err == nil {
defer func() {
if errClose := down.Close(); errClose != nil {
result = multierror.Append(result, errClose)
}
}()
}
if os.IsExist(err) {
return nil
} else if !os.IsNotExist(err) {
return err
}
return os.ErrNotExist
}
// stop returns true if no more migrations should be run against the database
// because a stop signal was received on the GracefulStop channel.
// Calls are cheap and this function is not blocking.
func (m *Migrate) stop() bool {
if m.isGracefulStop {
return true
}
select {
case <-m.GracefulStop:
m.isGracefulStop = true
return true
default:
return false
}
}
// newMigration is a helper func that returns a *Migration for the
// specified version and targetVersion.
func (m *Migrate) newMigration(version uint, targetVersion int) (*Migration, error) {
var migr *Migration
if targetVersion >= int(version) {
r, identifier, err := m.sourceDrv.ReadUp(version)
if os.IsNotExist(err) {
// create "empty" migration
migr, err = NewMigration(nil, "", version, targetVersion)
if err != nil {
return nil, err
}
} else if err != nil {
return nil, err
} else {
// create migration from up source
migr, err = NewMigration(r, identifier, version, targetVersion)
if err != nil {
return nil, err
}
}
} else {
r, identifier, err := m.sourceDrv.ReadDown(version)
if os.IsNotExist(err) {
// create "empty" migration
migr, err = NewMigration(nil, "", version, targetVersion)
if err != nil {
return nil, err
}
} else if err != nil {
return nil, err
} else {
// create migration from down source
migr, err = NewMigration(r, identifier, version, targetVersion)
if err != nil {
return nil, err
}
}
}
if m.PrefetchMigrations > 0 && migr.Body != nil {
m.logVerbosePrintf("Start buffering %v\n", migr.LogString())
} else {
m.logVerbosePrintf("Scheduled %v\n", migr.LogString())
}
return migr, nil
}
// lock is a thread safe helper function to lock the database.
// It should be called as late as possible when running migrations.
func (m *Migrate) lock() error {
m.isLockedMu.Lock()
defer m.isLockedMu.Unlock()
if m.isLocked {
return ErrLocked
}
// create done channel, used in the timeout goroutine
done := make(chan bool, 1)
defer func() {
done <- true
}()
// use errchan to signal error back to this context
errchan := make(chan error, 2)
// start timeout goroutine
timeout := time.After(m.LockTimeout)
go func() {
for {
select {
case <-done:
return
case <-timeout:
errchan <- ErrLockTimeout
return
}
}
}()
// now try to acquire the lock
go func() {
if err := m.databaseDrv.Lock(); err != nil {
errchan <- err
} else {
errchan <- nil
}
}()
// wait until we either receive ErrLockTimeout or error from Lock operation
err := <-errchan
if err == nil {
m.isLocked = true
}
return err
}
// unlock is a thread safe helper function to unlock the database.
// It should be called as early as possible when no more migrations are
// expected to be executed.
func (m *Migrate) unlock() error {
m.isLockedMu.Lock()
defer m.isLockedMu.Unlock()
if err := m.databaseDrv.Unlock(); err != nil {
// BUG: Can potentially create a deadlock. Add a timeout.
return err
}
m.isLocked = false
return nil
}
// unlockErr calls unlock and returns a combined error
// if a prevErr is not nil.
func (m *Migrate) unlockErr(prevErr error) error {
if err := m.unlock(); err != nil {
return multierror.Append(prevErr, err)
}
return prevErr
}
// logPrintf writes to m.Log if not nil
func (m *Migrate) logPrintf(format string, v ...interface{}) {
if m.Log != nil {
m.Log.Printf(format, v...)
}
}
// logVerbosePrintf writes to m.Log if not nil. Use for verbose logging output.
func (m *Migrate) logVerbosePrintf(format string, v ...interface{}) {
if m.Log != nil && m.Log.Verbose() {
m.Log.Printf(format, v...)
}
}
// logErr writes error to m.Log if not nil
func (m *Migrate) logErr(err error) {
if m.Log != nil {
m.Log.Printf("error: %v", err)
}
}

View File

@@ -0,0 +1,160 @@
package migrate
import (
"bufio"
"fmt"
"io"
"time"
)
// DefaultBufferSize sets the in memory buffer size (in Bytes) for every
// pre-read migration (see DefaultPrefetchMigrations).
var DefaultBufferSize = uint(100000)
// Migration holds information about a migration.
// It is initially created from data coming from the source and then
// used when run against the database.
type Migration struct {
// Identifier can be any string to help identifying
// the migration in the source.
Identifier string
// Version is the version of this migration.
Version uint
// TargetVersion is the migration version after this migration
// has been applied to the database.
// Can be -1, implying that this is a NilVersion.
TargetVersion int
// Body holds an io.ReadCloser to the source.
Body io.ReadCloser
// BufferedBody holds an buffered io.Reader to the underlying Body.
BufferedBody io.Reader
// BufferSize defaults to DefaultBufferSize
BufferSize uint
// bufferWriter holds an io.WriteCloser and pipes to BufferBody.
// It's an *Closer for flow control.
bufferWriter io.WriteCloser
// Scheduled is the time when the migration was scheduled/ queued.
Scheduled time.Time
// StartedBuffering is the time when buffering of the migration source started.
StartedBuffering time.Time
// FinishedBuffering is the time when buffering of the migration source finished.
FinishedBuffering time.Time
// FinishedReading is the time when the migration source is fully read.
FinishedReading time.Time
// BytesRead holds the number of Bytes read from the migration source.
BytesRead int64
}
// NewMigration returns a new Migration and sets the body, identifier,
// version and targetVersion. Body can be nil, which turns this migration
// into a "NilMigration". If no identifier is provided, it will default to "<empty>".
// targetVersion can be -1, implying it is a NilVersion.
//
// What is a NilMigration?
// Usually each migration version coming from source is expected to have an
// Up and Down migration. This is not a hard requirement though, leading to
// a situation where only the Up or Down migration is present. So let's say
// the user wants to migrate up to a version that doesn't have the actual Up
// migration, in that case we still want to apply the version, but with an empty
// body. We are calling that a NilMigration, a migration with an empty body.
//
// What is a NilVersion?
// NilVersion is a const(-1). When running down migrations and we are at the
// last down migration, there is no next down migration, the targetVersion should
// be nil. Nil in this case is represented by -1 (because type int).
func NewMigration(body io.ReadCloser, identifier string,
version uint, targetVersion int) (*Migration, error) {
tnow := time.Now()
m := &Migration{
Identifier: identifier,
Version: version,
TargetVersion: targetVersion,
Scheduled: tnow,
}
if body == nil {
if len(identifier) == 0 {
m.Identifier = "<empty>"
}
m.StartedBuffering = tnow
m.FinishedBuffering = tnow
m.FinishedReading = tnow
return m, nil
}
br, bw := io.Pipe()
m.Body = body // want to simulate low latency? newSlowReader(body)
m.BufferSize = DefaultBufferSize
m.BufferedBody = br
m.bufferWriter = bw
return m, nil
}
// String implements string.Stringer and is used in tests.
func (m *Migration) String() string {
return fmt.Sprintf("%v [%v=>%v]", m.Identifier, m.Version, m.TargetVersion)
}
// LogString returns a string describing this migration to humans.
func (m *Migration) LogString() string {
directionStr := "u"
if m.TargetVersion < int(m.Version) {
directionStr = "d"
}
return fmt.Sprintf("%v/%v %v", m.Version, directionStr, m.Identifier)
}
// Buffer buffers Body up to BufferSize.
// Calling this function blocks. Call with goroutine.
func (m *Migration) Buffer() error {
if m.Body == nil {
return nil
}
m.StartedBuffering = time.Now()
b := bufio.NewReaderSize(m.Body, int(m.BufferSize))
// start reading from body, peek won't move the read pointer though
// poor man's solution?
if _, err := b.Peek(int(m.BufferSize)); err != nil && err != io.EOF {
return err
}
m.FinishedBuffering = time.Now()
// write to bufferWriter, this will block until
// something starts reading from m.Buffer
n, err := b.WriteTo(m.bufferWriter)
if err != nil {
return err
}
m.FinishedReading = time.Now()
m.BytesRead = n
// close bufferWriter so Buffer knows that there is no
// more data coming
if err := m.bufferWriter.Close(); err != nil {
return err
}
// it's safe to close the Body too
if err := m.Body.Close(); err != nil {
return err
}
return nil
}

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@@ -0,0 +1,118 @@
// Package source provides the Source interface.
// All source drivers must implement this interface, register themselves,
// optionally provide a `WithInstance` function and pass the tests
// in package source/testing.
package source
import (
"fmt"
"io"
nurl "net/url"
"sync"
)
var driversMu sync.RWMutex
var drivers = make(map[string]Driver)
// Driver is the interface every source driver must implement.
//
// How to implement a source driver?
// 1. Implement this interface.
// 2. Optionally, add a function named `WithInstance`.
// This function should accept an existing source instance and a Config{} struct
// and return a driver instance.
// 3. Add a test that calls source/testing.go:Test()
// 4. Add own tests for Open(), WithInstance() (when provided) and Close().
// All other functions are tested by tests in source/testing.
// Saves you some time and makes sure all source drivers behave the same way.
// 5. Call Register in init().
//
// Guidelines:
// * All configuration input must come from the URL string in func Open()
// or the Config{} struct in WithInstance. Don't os.Getenv().
// * Drivers are supposed to be read only.
// * Ideally don't load any contents (into memory) in Open or WithInstance.
type Driver interface {
// Open returns a a new driver instance configured with parameters
// coming from the URL string. Migrate will call this function
// only once per instance.
Open(url string) (Driver, error)
// Close closes the underlying source instance managed by the driver.
// Migrate will call this function only once per instance.
Close() error
// First returns the very first migration version available to the driver.
// Migrate will call this function multiple times.
// If there is no version available, it must return os.ErrNotExist.
First() (version uint, err error)
// Prev returns the previous version for a given version available to the driver.
// Migrate will call this function multiple times.
// If there is no previous version available, it must return os.ErrNotExist.
Prev(version uint) (prevVersion uint, err error)
// Next returns the next version for a given version available to the driver.
// Migrate will call this function multiple times.
// If there is no next version available, it must return os.ErrNotExist.
Next(version uint) (nextVersion uint, err error)
// ReadUp returns the UP migration body and an identifier that helps
// finding this migration in the source for a given version.
// If there is no up migration available for this version,
// it must return os.ErrNotExist.
// Do not start reading, just return the ReadCloser!
ReadUp(version uint) (r io.ReadCloser, identifier string, err error)
// ReadDown returns the DOWN migration body and an identifier that helps
// finding this migration in the source for a given version.
// If there is no down migration available for this version,
// it must return os.ErrNotExist.
// Do not start reading, just return the ReadCloser!
ReadDown(version uint) (r io.ReadCloser, identifier string, err error)
}
// Open returns a new driver instance.
func Open(url string) (Driver, error) {
u, err := nurl.Parse(url)
if err != nil {
return nil, err
}
if u.Scheme == "" {
return nil, fmt.Errorf("source driver: invalid URL scheme")
}
driversMu.RLock()
d, ok := drivers[u.Scheme]
driversMu.RUnlock()
if !ok {
return nil, fmt.Errorf("source driver: unknown driver %v (forgotten import?)", u.Scheme)
}
return d.Open(url)
}
// Register globally registers a driver.
func Register(name string, driver Driver) {
driversMu.Lock()
defer driversMu.Unlock()
if driver == nil {
panic("Register driver is nil")
}
if _, dup := drivers[name]; dup {
panic("Register called twice for driver " + name)
}
drivers[name] = driver
}
// List lists the registered drivers
func List() []string {
driversMu.RLock()
defer driversMu.RUnlock()
names := make([]string, 0, len(drivers))
for n := range drivers {
names = append(names, n)
}
return names
}

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@@ -0,0 +1,143 @@
package source
import (
"sort"
)
// Direction is either up or down.
type Direction string
const (
Down Direction = "down"
Up Direction = "up"
)
// Migration is a helper struct for source drivers that need to
// build the full directory tree in memory.
// Migration is fully independent from migrate.Migration.
type Migration struct {
// Version is the version of this migration.
Version uint
// Identifier can be any string that helps identifying
// this migration in the source.
Identifier string
// Direction is either Up or Down.
Direction Direction
// Raw holds the raw location path to this migration in source.
// ReadUp and ReadDown will use this.
Raw string
}
// Migrations wraps Migration and has an internal index
// to keep track of Migration order.
type Migrations struct {
index uintSlice
migrations map[uint]map[Direction]*Migration
}
func NewMigrations() *Migrations {
return &Migrations{
index: make(uintSlice, 0),
migrations: make(map[uint]map[Direction]*Migration),
}
}
func (i *Migrations) Append(m *Migration) (ok bool) {
if m == nil {
return false
}
if i.migrations[m.Version] == nil {
i.migrations[m.Version] = make(map[Direction]*Migration)
}
// reject duplicate versions
if _, dup := i.migrations[m.Version][m.Direction]; dup {
return false
}
i.migrations[m.Version][m.Direction] = m
i.buildIndex()
return true
}
func (i *Migrations) buildIndex() {
i.index = make(uintSlice, 0)
for version := range i.migrations {
i.index = append(i.index, version)
}
sort.Sort(i.index)
}
func (i *Migrations) First() (version uint, ok bool) {
if len(i.index) == 0 {
return 0, false
}
return i.index[0], true
}
func (i *Migrations) Prev(version uint) (prevVersion uint, ok bool) {
pos := i.findPos(version)
if pos >= 1 && len(i.index) > pos-1 {
return i.index[pos-1], true
}
return 0, false
}
func (i *Migrations) Next(version uint) (nextVersion uint, ok bool) {
pos := i.findPos(version)
if pos >= 0 && len(i.index) > pos+1 {
return i.index[pos+1], true
}
return 0, false
}
func (i *Migrations) Up(version uint) (m *Migration, ok bool) {
if _, ok := i.migrations[version]; ok {
if mx, ok := i.migrations[version][Up]; ok {
return mx, true
}
}
return nil, false
}
func (i *Migrations) Down(version uint) (m *Migration, ok bool) {
if _, ok := i.migrations[version]; ok {
if mx, ok := i.migrations[version][Down]; ok {
return mx, true
}
}
return nil, false
}
func (i *Migrations) findPos(version uint) int {
if len(i.index) > 0 {
ix := i.index.Search(version)
if ix < len(i.index) && i.index[ix] == version {
return ix
}
}
return -1
}
type uintSlice []uint
func (s uintSlice) Len() int {
return len(s)
}
func (s uintSlice) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
func (s uintSlice) Less(i, j int) bool {
return s[i] < s[j]
}
func (s uintSlice) Search(x uint) int {
return sort.Search(len(s), func(i int) bool { return s[i] >= x })
}

View File

@@ -0,0 +1,39 @@
package source
import (
"fmt"
"regexp"
"strconv"
)
var (
ErrParse = fmt.Errorf("no match")
)
var (
DefaultParse = Parse
DefaultRegex = Regex
)
// Regex matches the following pattern:
// 123_name.up.ext
// 123_name.down.ext
var Regex = regexp.MustCompile(`^([0-9]+)_(.*)\.(` + string(Down) + `|` + string(Up) + `)\.(.*)$`)
// Parse returns Migration for matching Regex pattern.
func Parse(raw string) (*Migration, error) {
m := Regex.FindStringSubmatch(raw)
if len(m) == 5 {
versionUint64, err := strconv.ParseUint(m[1], 10, 64)
if err != nil {
return nil, err
}
return &Migration{
Version: uint(versionUint64),
Identifier: m[2],
Direction: Direction(m[3]),
Raw: raw,
}, nil
}
return nil, ErrParse
}

99
vendor/github.com/golang-migrate/migrate/v4/util.go generated vendored Normal file
View File

@@ -0,0 +1,99 @@
package migrate
import (
"errors"
"fmt"
nurl "net/url"
"strings"
)
// MultiError holds multiple errors.
//
// Deprecated: Use github.com/hashicorp/go-multierror instead
type MultiError struct {
Errs []error
}
// NewMultiError returns an error type holding multiple errors.
//
// Deprecated: Use github.com/hashicorp/go-multierror instead
//
func NewMultiError(errs ...error) MultiError {
compactErrs := make([]error, 0)
for _, e := range errs {
if e != nil {
compactErrs = append(compactErrs, e)
}
}
return MultiError{compactErrs}
}
// Error implements error. Multiple errors are concatenated with 'and's.
func (m MultiError) Error() string {
var strs = make([]string, 0)
for _, e := range m.Errs {
if len(e.Error()) > 0 {
strs = append(strs, e.Error())
}
}
return strings.Join(strs, " and ")
}
// suint safely converts int to uint
// see https://goo.gl/wEcqof
// see https://goo.gl/pai7Dr
func suint(n int) uint {
if n < 0 {
panic(fmt.Sprintf("suint(%v) expects input >= 0", n))
}
return uint(n)
}
var errNoScheme = errors.New("no scheme")
var errEmptyURL = errors.New("URL cannot be empty")
func sourceSchemeFromURL(url string) (string, error) {
u, err := schemeFromURL(url)
if err != nil {
return "", fmt.Errorf("source: %v", err)
}
return u, nil
}
func databaseSchemeFromURL(url string) (string, error) {
u, err := schemeFromURL(url)
if err != nil {
return "", fmt.Errorf("database: %v", err)
}
return u, nil
}
// schemeFromURL returns the scheme from a URL string
func schemeFromURL(url string) (string, error) {
if url == "" {
return "", errEmptyURL
}
u, err := nurl.Parse(url)
if err != nil {
return "", err
}
if len(u.Scheme) == 0 {
return "", errNoScheme
}
return u.Scheme, nil
}
// FilterCustomQuery filters all query values starting with `x-`
func FilterCustomQuery(u *nurl.URL) *nurl.URL {
ux := *u
vx := make(nurl.Values)
for k, v := range ux.Query() {
if len(k) <= 1 || (len(k) > 1 && k[0:2] != "x-") {
vx[k] = v
}
}
ux.RawQuery = vx.Encode()
return &ux
}

354
vendor/github.com/hashicorp/errwrap/LICENSE generated vendored Normal file
View File

@@ -0,0 +1,354 @@
Mozilla Public License, version 2.0
1. Definitions
1.1. “Contributor”
means each individual or legal entity that creates, contributes to the
creation of, or owns Covered Software.
1.2. “Contributor Version”
means the combination of the Contributions of others (if any) used by a
Contributor and that particular Contributors Contribution.
1.3. “Contribution”
means Covered Software of a particular Contributor.
1.4. “Covered Software”
means Source Code Form to which the initial Contributor has attached the
notice in Exhibit A, the Executable Form of such Source Code Form, and
Modifications of such Source Code Form, in each case including portions
thereof.
1.5. “Incompatible With Secondary Licenses”
means
a. that the initial Contributor has attached the notice described in
Exhibit B to the Covered Software; or
b. that the Covered Software was made available under the terms of version
1.1 or earlier of the License, but not also under the terms of a
Secondary License.
1.6. “Executable Form”
means any form of the work other than Source Code Form.
1.7. “Larger Work”
means a work that combines Covered Software with other material, in a separate
file or files, that is not Covered Software.
1.8. “License”
means this document.
1.9. “Licensable”
means having the right to grant, to the maximum extent possible, whether at the
time of the initial grant or subsequently, any and all of the rights conveyed by
this License.
1.10. “Modifications”
means any of the following:
a. any file in Source Code Form that results from an addition to, deletion
from, or modification of the contents of Covered Software; or
b. any new file in Source Code Form that contains any Covered Software.
1.11. “Patent Claims” of a Contributor
means any patent claim(s), including without limitation, method, process,
and apparatus claims, in any patent Licensable by such Contributor that
would be infringed, but for the grant of the License, by the making,
using, selling, offering for sale, having made, import, or transfer of
either its Contributions or its Contributor Version.
1.12. “Secondary License”
means either the GNU General Public License, Version 2.0, the GNU Lesser
General Public License, Version 2.1, the GNU Affero General Public
License, Version 3.0, or any later versions of those licenses.
1.13. “Source Code Form”
means the form of the work preferred for making modifications.
1.14. “You” (or “Your”)
means an individual or a legal entity exercising rights under this
License. For legal entities, “You” includes any entity that controls, is
controlled by, or is under common control with You. For purposes of this
definition, “control” means (a) the power, direct or indirect, to cause
the direction or management of such entity, whether by contract or
otherwise, or (b) ownership of more than fifty percent (50%) of the
outstanding shares or beneficial ownership of such entity.
2. License Grants and Conditions
2.1. Grants
Each Contributor hereby grants You a world-wide, royalty-free,
non-exclusive license:
a. under intellectual property rights (other than patent or trademark)
Licensable by such Contributor to use, reproduce, make available,
modify, display, perform, distribute, and otherwise exploit its
Contributions, either on an unmodified basis, with Modifications, or as
part of a Larger Work; and
b. under Patent Claims of such Contributor to make, use, sell, offer for
sale, have made, import, and otherwise transfer either its Contributions
or its Contributor Version.
2.2. Effective Date
The licenses granted in Section 2.1 with respect to any Contribution become
effective for each Contribution on the date the Contributor first distributes
such Contribution.
2.3. Limitations on Grant Scope
The licenses granted in this Section 2 are the only rights granted under this
License. No additional rights or licenses will be implied from the distribution
or licensing of Covered Software under this License. Notwithstanding Section
2.1(b) above, no patent license is granted by a Contributor:
a. for any code that a Contributor has removed from Covered Software; or
b. for infringements caused by: (i) Your and any other third partys
modifications of Covered Software, or (ii) the combination of its
Contributions with other software (except as part of its Contributor
Version); or
c. under Patent Claims infringed by Covered Software in the absence of its
Contributions.
This License does not grant any rights in the trademarks, service marks, or
logos of any Contributor (except as may be necessary to comply with the
notice requirements in Section 3.4).
2.4. Subsequent Licenses
No Contributor makes additional grants as a result of Your choice to
distribute the Covered Software under a subsequent version of this License
(see Section 10.2) or under the terms of a Secondary License (if permitted
under the terms of Section 3.3).
2.5. Representation
Each Contributor represents that the Contributor believes its Contributions
are its original creation(s) or it has sufficient rights to grant the
rights to its Contributions conveyed by this License.
2.6. Fair Use
This License is not intended to limit any rights You have under applicable
copyright doctrines of fair use, fair dealing, or other equivalents.
2.7. Conditions
Sections 3.1, 3.2, 3.3, and 3.4 are conditions of the licenses granted in
Section 2.1.
3. Responsibilities
3.1. Distribution of Source Form
All distribution of Covered Software in Source Code Form, including any
Modifications that You create or to which You contribute, must be under the
terms of this License. You must inform recipients that the Source Code Form
of the Covered Software is governed by the terms of this License, and how
they can obtain a copy of this License. You may not attempt to alter or
restrict the recipients rights in the Source Code Form.
3.2. Distribution of Executable Form
If You distribute Covered Software in Executable Form then:
a. such Covered Software must also be made available in Source Code Form,
as described in Section 3.1, and You must inform recipients of the
Executable Form how they can obtain a copy of such Source Code Form by
reasonable means in a timely manner, at a charge no more than the cost
of distribution to the recipient; and
b. You may distribute such Executable Form under the terms of this License,
or sublicense it under different terms, provided that the license for
the Executable Form does not attempt to limit or alter the recipients
rights in the Source Code Form under this License.
3.3. Distribution of a Larger Work
You may create and distribute a Larger Work under terms of Your choice,
provided that You also comply with the requirements of this License for the
Covered Software. If the Larger Work is a combination of Covered Software
with a work governed by one or more Secondary Licenses, and the Covered
Software is not Incompatible With Secondary Licenses, this License permits
You to additionally distribute such Covered Software under the terms of
such Secondary License(s), so that the recipient of the Larger Work may, at
their option, further distribute the Covered Software under the terms of
either this License or such Secondary License(s).
3.4. Notices
You may not remove or alter the substance of any license notices (including
copyright notices, patent notices, disclaimers of warranty, or limitations
of liability) contained within the Source Code Form of the Covered
Software, except that You may alter any license notices to the extent
required to remedy known factual inaccuracies.
3.5. Application of Additional Terms
You may choose to offer, and to charge a fee for, warranty, support,
indemnity or liability obligations to one or more recipients of Covered
Software. However, You may do so only on Your own behalf, and not on behalf
of any Contributor. You must make it absolutely clear that any such
warranty, support, indemnity, or liability obligation is offered by You
alone, and You hereby agree to indemnify every Contributor for any
liability incurred by such Contributor as a result of warranty, support,
indemnity or liability terms You offer. You may include additional
disclaimers of warranty and limitations of liability specific to any
jurisdiction.
4. Inability to Comply Due to Statute or Regulation
If it is impossible for You to comply with any of the terms of this License
with respect to some or all of the Covered Software due to statute, judicial
order, or regulation then You must: (a) comply with the terms of this License
to the maximum extent possible; and (b) describe the limitations and the code
they affect. Such description must be placed in a text file included with all
distributions of the Covered Software under this License. Except to the
extent prohibited by statute or regulation, such description must be
sufficiently detailed for a recipient of ordinary skill to be able to
understand it.
5. Termination
5.1. The rights granted under this License will terminate automatically if You
fail to comply with any of its terms. However, if You become compliant,
then the rights granted under this License from a particular Contributor
are reinstated (a) provisionally, unless and until such Contributor
explicitly and finally terminates Your grants, and (b) on an ongoing basis,
if such Contributor fails to notify You of the non-compliance by some
reasonable means prior to 60 days after You have come back into compliance.
Moreover, Your grants from a particular Contributor are reinstated on an
ongoing basis if such Contributor notifies You of the non-compliance by
some reasonable means, this is the first time You have received notice of
non-compliance with this License from such Contributor, and You become
compliant prior to 30 days after Your receipt of the notice.
5.2. If You initiate litigation against any entity by asserting a patent
infringement claim (excluding declaratory judgment actions, counter-claims,
and cross-claims) alleging that a Contributor Version directly or
indirectly infringes any patent, then the rights granted to You by any and
all Contributors for the Covered Software under Section 2.1 of this License
shall terminate.
5.3. In the event of termination under Sections 5.1 or 5.2 above, all end user
license agreements (excluding distributors and resellers) which have been
validly granted by You or Your distributors under this License prior to
termination shall survive termination.
6. Disclaimer of Warranty
Covered Software is provided under this License on an “as is” basis, without
warranty of any kind, either expressed, implied, or statutory, including,
without limitation, warranties that the Covered Software is free of defects,
merchantable, fit for a particular purpose or non-infringing. The entire
risk as to the quality and performance of the Covered Software is with You.
Should any Covered Software prove defective in any respect, You (not any
Contributor) assume the cost of any necessary servicing, repair, or
correction. This disclaimer of warranty constitutes an essential part of this
License. No use of any Covered Software is authorized under this License
except under this disclaimer.
7. Limitation of Liability
Under no circumstances and under no legal theory, whether tort (including
negligence), contract, or otherwise, shall any Contributor, or anyone who
distributes Covered Software as permitted above, be liable to You for any
direct, indirect, special, incidental, or consequential damages of any
character including, without limitation, damages for lost profits, loss of
goodwill, work stoppage, computer failure or malfunction, or any and all
other commercial damages or losses, even if such party shall have been
informed of the possibility of such damages. This limitation of liability
shall not apply to liability for death or personal injury resulting from such
partys negligence to the extent applicable law prohibits such limitation.
Some jurisdictions do not allow the exclusion or limitation of incidental or
consequential damages, so this exclusion and limitation may not apply to You.
8. Litigation
Any litigation relating to this License may be brought only in the courts of
a jurisdiction where the defendant maintains its principal place of business
and such litigation shall be governed by laws of that jurisdiction, without
reference to its conflict-of-law provisions. Nothing in this Section shall
prevent a partys ability to bring cross-claims or counter-claims.
9. Miscellaneous
This License represents the complete agreement concerning the subject matter
hereof. If any provision of this License is held to be unenforceable, such
provision shall be reformed only to the extent necessary to make it
enforceable. Any law or regulation which provides that the language of a
contract shall be construed against the drafter shall not be used to construe
this License against a Contributor.
10. Versions of the License
10.1. New Versions
Mozilla Foundation is the license steward. Except as provided in Section
10.3, no one other than the license steward has the right to modify or
publish new versions of this License. Each version will be given a
distinguishing version number.
10.2. Effect of New Versions
You may distribute the Covered Software under the terms of the version of
the License under which You originally received the Covered Software, or
under the terms of any subsequent version published by the license
steward.
10.3. Modified Versions
If you create software not governed by this License, and you want to
create a new license for such software, you may create and use a modified
version of this License if you rename the license and remove any
references to the name of the license steward (except to note that such
modified license differs from this License).
10.4. Distributing Source Code Form that is Incompatible With Secondary Licenses
If You choose to distribute Source Code Form that is Incompatible With
Secondary Licenses under the terms of this version of the License, the
notice described in Exhibit B of this License must be attached.
Exhibit A - Source Code Form License Notice
This Source Code Form is subject to the
terms of the Mozilla Public License, v.
2.0. If a copy of the MPL was not
distributed with this file, You can
obtain one at
http://mozilla.org/MPL/2.0/.
If it is not possible or desirable to put the notice in a particular file, then
You may include the notice in a location (such as a LICENSE file in a relevant
directory) where a recipient would be likely to look for such a notice.
You may add additional accurate notices of copyright ownership.
Exhibit B - “Incompatible With Secondary Licenses” Notice
This Source Code Form is “Incompatible
With Secondary Licenses”, as defined by
the Mozilla Public License, v. 2.0.

89
vendor/github.com/hashicorp/errwrap/README.md generated vendored Normal file
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# errwrap
`errwrap` is a package for Go that formalizes the pattern of wrapping errors
and checking if an error contains another error.
There is a common pattern in Go of taking a returned `error` value and
then wrapping it (such as with `fmt.Errorf`) before returning it. The problem
with this pattern is that you completely lose the original `error` structure.
Arguably the _correct_ approach is that you should make a custom structure
implementing the `error` interface, and have the original error as a field
on that structure, such [as this example](http://golang.org/pkg/os/#PathError).
This is a good approach, but you have to know the entire chain of possible
rewrapping that happens, when you might just care about one.
`errwrap` formalizes this pattern (it doesn't matter what approach you use
above) by giving a single interface for wrapping errors, checking if a specific
error is wrapped, and extracting that error.
## Installation and Docs
Install using `go get github.com/hashicorp/errwrap`.
Full documentation is available at
http://godoc.org/github.com/hashicorp/errwrap
## Usage
#### Basic Usage
Below is a very basic example of its usage:
```go
// A function that always returns an error, but wraps it, like a real
// function might.
func tryOpen() error {
_, err := os.Open("/i/dont/exist")
if err != nil {
return errwrap.Wrapf("Doesn't exist: {{err}}", err)
}
return nil
}
func main() {
err := tryOpen()
// We can use the Contains helpers to check if an error contains
// another error. It is safe to do this with a nil error, or with
// an error that doesn't even use the errwrap package.
if errwrap.Contains(err, "does not exist") {
// Do something
}
if errwrap.ContainsType(err, new(os.PathError)) {
// Do something
}
// Or we can use the associated `Get` functions to just extract
// a specific error. This would return nil if that specific error doesn't
// exist.
perr := errwrap.GetType(err, new(os.PathError))
}
```
#### Custom Types
If you're already making custom types that properly wrap errors, then
you can get all the functionality of `errwraps.Contains` and such by
implementing the `Wrapper` interface with just one function. Example:
```go
type AppError {
Code ErrorCode
Err error
}
func (e *AppError) WrappedErrors() []error {
return []error{e.Err}
}
```
Now this works:
```go
err := &AppError{Err: fmt.Errorf("an error")}
if errwrap.ContainsType(err, fmt.Errorf("")) {
// This will work!
}
```

169
vendor/github.com/hashicorp/errwrap/errwrap.go generated vendored Normal file
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@@ -0,0 +1,169 @@
// Package errwrap implements methods to formalize error wrapping in Go.
//
// All of the top-level functions that take an `error` are built to be able
// to take any error, not just wrapped errors. This allows you to use errwrap
// without having to type-check and type-cast everywhere.
package errwrap
import (
"errors"
"reflect"
"strings"
)
// WalkFunc is the callback called for Walk.
type WalkFunc func(error)
// Wrapper is an interface that can be implemented by custom types to
// have all the Contains, Get, etc. functions in errwrap work.
//
// When Walk reaches a Wrapper, it will call the callback for every
// wrapped error in addition to the wrapper itself. Since all the top-level
// functions in errwrap use Walk, this means that all those functions work
// with your custom type.
type Wrapper interface {
WrappedErrors() []error
}
// Wrap defines that outer wraps inner, returning an error type that
// can be cleanly used with the other methods in this package, such as
// Contains, GetAll, etc.
//
// This function won't modify the error message at all (the outer message
// will be used).
func Wrap(outer, inner error) error {
return &wrappedError{
Outer: outer,
Inner: inner,
}
}
// Wrapf wraps an error with a formatting message. This is similar to using
// `fmt.Errorf` to wrap an error. If you're using `fmt.Errorf` to wrap
// errors, you should replace it with this.
//
// format is the format of the error message. The string '{{err}}' will
// be replaced with the original error message.
func Wrapf(format string, err error) error {
outerMsg := "<nil>"
if err != nil {
outerMsg = err.Error()
}
outer := errors.New(strings.Replace(
format, "{{err}}", outerMsg, -1))
return Wrap(outer, err)
}
// Contains checks if the given error contains an error with the
// message msg. If err is not a wrapped error, this will always return
// false unless the error itself happens to match this msg.
func Contains(err error, msg string) bool {
return len(GetAll(err, msg)) > 0
}
// ContainsType checks if the given error contains an error with
// the same concrete type as v. If err is not a wrapped error, this will
// check the err itself.
func ContainsType(err error, v interface{}) bool {
return len(GetAllType(err, v)) > 0
}
// Get is the same as GetAll but returns the deepest matching error.
func Get(err error, msg string) error {
es := GetAll(err, msg)
if len(es) > 0 {
return es[len(es)-1]
}
return nil
}
// GetType is the same as GetAllType but returns the deepest matching error.
func GetType(err error, v interface{}) error {
es := GetAllType(err, v)
if len(es) > 0 {
return es[len(es)-1]
}
return nil
}
// GetAll gets all the errors that might be wrapped in err with the
// given message. The order of the errors is such that the outermost
// matching error (the most recent wrap) is index zero, and so on.
func GetAll(err error, msg string) []error {
var result []error
Walk(err, func(err error) {
if err.Error() == msg {
result = append(result, err)
}
})
return result
}
// GetAllType gets all the errors that are the same type as v.
//
// The order of the return value is the same as described in GetAll.
func GetAllType(err error, v interface{}) []error {
var result []error
var search string
if v != nil {
search = reflect.TypeOf(v).String()
}
Walk(err, func(err error) {
var needle string
if err != nil {
needle = reflect.TypeOf(err).String()
}
if needle == search {
result = append(result, err)
}
})
return result
}
// Walk walks all the wrapped errors in err and calls the callback. If
// err isn't a wrapped error, this will be called once for err. If err
// is a wrapped error, the callback will be called for both the wrapper
// that implements error as well as the wrapped error itself.
func Walk(err error, cb WalkFunc) {
if err == nil {
return
}
switch e := err.(type) {
case *wrappedError:
cb(e.Outer)
Walk(e.Inner, cb)
case Wrapper:
cb(err)
for _, err := range e.WrappedErrors() {
Walk(err, cb)
}
default:
cb(err)
}
}
// wrappedError is an implementation of error that has both the
// outer and inner errors.
type wrappedError struct {
Outer error
Inner error
}
func (w *wrappedError) Error() string {
return w.Outer.Error()
}
func (w *wrappedError) WrappedErrors() []error {
return []error{w.Outer, w.Inner}
}

1
vendor/github.com/hashicorp/errwrap/go.mod generated vendored Normal file
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@@ -0,0 +1 @@
module github.com/hashicorp/errwrap

12
vendor/github.com/hashicorp/go-multierror/.travis.yml generated vendored Normal file
View File

@@ -0,0 +1,12 @@
sudo: false
language: go
go:
- 1.x
branches:
only:
- master
script: make test testrace

353
vendor/github.com/hashicorp/go-multierror/LICENSE generated vendored Normal file
View File

@@ -0,0 +1,353 @@
Mozilla Public License, version 2.0
1. Definitions
1.1. “Contributor”
means each individual or legal entity that creates, contributes to the
creation of, or owns Covered Software.
1.2. “Contributor Version”
means the combination of the Contributions of others (if any) used by a
Contributor and that particular Contributors Contribution.
1.3. “Contribution”
means Covered Software of a particular Contributor.
1.4. “Covered Software”
means Source Code Form to which the initial Contributor has attached the
notice in Exhibit A, the Executable Form of such Source Code Form, and
Modifications of such Source Code Form, in each case including portions
thereof.
1.5. “Incompatible With Secondary Licenses”
means
a. that the initial Contributor has attached the notice described in
Exhibit B to the Covered Software; or
b. that the Covered Software was made available under the terms of version
1.1 or earlier of the License, but not also under the terms of a
Secondary License.
1.6. “Executable Form”
means any form of the work other than Source Code Form.
1.7. “Larger Work”
means a work that combines Covered Software with other material, in a separate
file or files, that is not Covered Software.
1.8. “License”
means this document.
1.9. “Licensable”
means having the right to grant, to the maximum extent possible, whether at the
time of the initial grant or subsequently, any and all of the rights conveyed by
this License.
1.10. “Modifications”
means any of the following:
a. any file in Source Code Form that results from an addition to, deletion
from, or modification of the contents of Covered Software; or
b. any new file in Source Code Form that contains any Covered Software.
1.11. “Patent Claims” of a Contributor
means any patent claim(s), including without limitation, method, process,
and apparatus claims, in any patent Licensable by such Contributor that
would be infringed, but for the grant of the License, by the making,
using, selling, offering for sale, having made, import, or transfer of
either its Contributions or its Contributor Version.
1.12. “Secondary License”
means either the GNU General Public License, Version 2.0, the GNU Lesser
General Public License, Version 2.1, the GNU Affero General Public
License, Version 3.0, or any later versions of those licenses.
1.13. “Source Code Form”
means the form of the work preferred for making modifications.
1.14. “You” (or “Your”)
means an individual or a legal entity exercising rights under this
License. For legal entities, “You” includes any entity that controls, is
controlled by, or is under common control with You. For purposes of this
definition, “control” means (a) the power, direct or indirect, to cause
the direction or management of such entity, whether by contract or
otherwise, or (b) ownership of more than fifty percent (50%) of the
outstanding shares or beneficial ownership of such entity.
2. License Grants and Conditions
2.1. Grants
Each Contributor hereby grants You a world-wide, royalty-free,
non-exclusive license:
a. under intellectual property rights (other than patent or trademark)
Licensable by such Contributor to use, reproduce, make available,
modify, display, perform, distribute, and otherwise exploit its
Contributions, either on an unmodified basis, with Modifications, or as
part of a Larger Work; and
b. under Patent Claims of such Contributor to make, use, sell, offer for
sale, have made, import, and otherwise transfer either its Contributions
or its Contributor Version.
2.2. Effective Date
The licenses granted in Section 2.1 with respect to any Contribution become
effective for each Contribution on the date the Contributor first distributes
such Contribution.
2.3. Limitations on Grant Scope
The licenses granted in this Section 2 are the only rights granted under this
License. No additional rights or licenses will be implied from the distribution
or licensing of Covered Software under this License. Notwithstanding Section
2.1(b) above, no patent license is granted by a Contributor:
a. for any code that a Contributor has removed from Covered Software; or
b. for infringements caused by: (i) Your and any other third partys
modifications of Covered Software, or (ii) the combination of its
Contributions with other software (except as part of its Contributor
Version); or
c. under Patent Claims infringed by Covered Software in the absence of its
Contributions.
This License does not grant any rights in the trademarks, service marks, or
logos of any Contributor (except as may be necessary to comply with the
notice requirements in Section 3.4).
2.4. Subsequent Licenses
No Contributor makes additional grants as a result of Your choice to
distribute the Covered Software under a subsequent version of this License
(see Section 10.2) or under the terms of a Secondary License (if permitted
under the terms of Section 3.3).
2.5. Representation
Each Contributor represents that the Contributor believes its Contributions
are its original creation(s) or it has sufficient rights to grant the
rights to its Contributions conveyed by this License.
2.6. Fair Use
This License is not intended to limit any rights You have under applicable
copyright doctrines of fair use, fair dealing, or other equivalents.
2.7. Conditions
Sections 3.1, 3.2, 3.3, and 3.4 are conditions of the licenses granted in
Section 2.1.
3. Responsibilities
3.1. Distribution of Source Form
All distribution of Covered Software in Source Code Form, including any
Modifications that You create or to which You contribute, must be under the
terms of this License. You must inform recipients that the Source Code Form
of the Covered Software is governed by the terms of this License, and how
they can obtain a copy of this License. You may not attempt to alter or
restrict the recipients rights in the Source Code Form.
3.2. Distribution of Executable Form
If You distribute Covered Software in Executable Form then:
a. such Covered Software must also be made available in Source Code Form,
as described in Section 3.1, and You must inform recipients of the
Executable Form how they can obtain a copy of such Source Code Form by
reasonable means in a timely manner, at a charge no more than the cost
of distribution to the recipient; and
b. You may distribute such Executable Form under the terms of this License,
or sublicense it under different terms, provided that the license for
the Executable Form does not attempt to limit or alter the recipients
rights in the Source Code Form under this License.
3.3. Distribution of a Larger Work
You may create and distribute a Larger Work under terms of Your choice,
provided that You also comply with the requirements of this License for the
Covered Software. If the Larger Work is a combination of Covered Software
with a work governed by one or more Secondary Licenses, and the Covered
Software is not Incompatible With Secondary Licenses, this License permits
You to additionally distribute such Covered Software under the terms of
such Secondary License(s), so that the recipient of the Larger Work may, at
their option, further distribute the Covered Software under the terms of
either this License or such Secondary License(s).
3.4. Notices
You may not remove or alter the substance of any license notices (including
copyright notices, patent notices, disclaimers of warranty, or limitations
of liability) contained within the Source Code Form of the Covered
Software, except that You may alter any license notices to the extent
required to remedy known factual inaccuracies.
3.5. Application of Additional Terms
You may choose to offer, and to charge a fee for, warranty, support,
indemnity or liability obligations to one or more recipients of Covered
Software. However, You may do so only on Your own behalf, and not on behalf
of any Contributor. You must make it absolutely clear that any such
warranty, support, indemnity, or liability obligation is offered by You
alone, and You hereby agree to indemnify every Contributor for any
liability incurred by such Contributor as a result of warranty, support,
indemnity or liability terms You offer. You may include additional
disclaimers of warranty and limitations of liability specific to any
jurisdiction.
4. Inability to Comply Due to Statute or Regulation
If it is impossible for You to comply with any of the terms of this License
with respect to some or all of the Covered Software due to statute, judicial
order, or regulation then You must: (a) comply with the terms of this License
to the maximum extent possible; and (b) describe the limitations and the code
they affect. Such description must be placed in a text file included with all
distributions of the Covered Software under this License. Except to the
extent prohibited by statute or regulation, such description must be
sufficiently detailed for a recipient of ordinary skill to be able to
understand it.
5. Termination
5.1. The rights granted under this License will terminate automatically if You
fail to comply with any of its terms. However, if You become compliant,
then the rights granted under this License from a particular Contributor
are reinstated (a) provisionally, unless and until such Contributor
explicitly and finally terminates Your grants, and (b) on an ongoing basis,
if such Contributor fails to notify You of the non-compliance by some
reasonable means prior to 60 days after You have come back into compliance.
Moreover, Your grants from a particular Contributor are reinstated on an
ongoing basis if such Contributor notifies You of the non-compliance by
some reasonable means, this is the first time You have received notice of
non-compliance with this License from such Contributor, and You become
compliant prior to 30 days after Your receipt of the notice.
5.2. If You initiate litigation against any entity by asserting a patent
infringement claim (excluding declaratory judgment actions, counter-claims,
and cross-claims) alleging that a Contributor Version directly or
indirectly infringes any patent, then the rights granted to You by any and
all Contributors for the Covered Software under Section 2.1 of this License
shall terminate.
5.3. In the event of termination under Sections 5.1 or 5.2 above, all end user
license agreements (excluding distributors and resellers) which have been
validly granted by You or Your distributors under this License prior to
termination shall survive termination.
6. Disclaimer of Warranty
Covered Software is provided under this License on an “as is” basis, without
warranty of any kind, either expressed, implied, or statutory, including,
without limitation, warranties that the Covered Software is free of defects,
merchantable, fit for a particular purpose or non-infringing. The entire
risk as to the quality and performance of the Covered Software is with You.
Should any Covered Software prove defective in any respect, You (not any
Contributor) assume the cost of any necessary servicing, repair, or
correction. This disclaimer of warranty constitutes an essential part of this
License. No use of any Covered Software is authorized under this License
except under this disclaimer.
7. Limitation of Liability
Under no circumstances and under no legal theory, whether tort (including
negligence), contract, or otherwise, shall any Contributor, or anyone who
distributes Covered Software as permitted above, be liable to You for any
direct, indirect, special, incidental, or consequential damages of any
character including, without limitation, damages for lost profits, loss of
goodwill, work stoppage, computer failure or malfunction, or any and all
other commercial damages or losses, even if such party shall have been
informed of the possibility of such damages. This limitation of liability
shall not apply to liability for death or personal injury resulting from such
partys negligence to the extent applicable law prohibits such limitation.
Some jurisdictions do not allow the exclusion or limitation of incidental or
consequential damages, so this exclusion and limitation may not apply to You.
8. Litigation
Any litigation relating to this License may be brought only in the courts of
a jurisdiction where the defendant maintains its principal place of business
and such litigation shall be governed by laws of that jurisdiction, without
reference to its conflict-of-law provisions. Nothing in this Section shall
prevent a partys ability to bring cross-claims or counter-claims.
9. Miscellaneous
This License represents the complete agreement concerning the subject matter
hereof. If any provision of this License is held to be unenforceable, such
provision shall be reformed only to the extent necessary to make it
enforceable. Any law or regulation which provides that the language of a
contract shall be construed against the drafter shall not be used to construe
this License against a Contributor.
10. Versions of the License
10.1. New Versions
Mozilla Foundation is the license steward. Except as provided in Section
10.3, no one other than the license steward has the right to modify or
publish new versions of this License. Each version will be given a
distinguishing version number.
10.2. Effect of New Versions
You may distribute the Covered Software under the terms of the version of
the License under which You originally received the Covered Software, or
under the terms of any subsequent version published by the license
steward.
10.3. Modified Versions
If you create software not governed by this License, and you want to
create a new license for such software, you may create and use a modified
version of this License if you rename the license and remove any
references to the name of the license steward (except to note that such
modified license differs from this License).
10.4. Distributing Source Code Form that is Incompatible With Secondary Licenses
If You choose to distribute Source Code Form that is Incompatible With
Secondary Licenses under the terms of this version of the License, the
notice described in Exhibit B of this License must be attached.
Exhibit A - Source Code Form License Notice
This Source Code Form is subject to the
terms of the Mozilla Public License, v.
2.0. If a copy of the MPL was not
distributed with this file, You can
obtain one at
http://mozilla.org/MPL/2.0/.
If it is not possible or desirable to put the notice in a particular file, then
You may include the notice in a location (such as a LICENSE file in a relevant
directory) where a recipient would be likely to look for such a notice.
You may add additional accurate notices of copyright ownership.
Exhibit B - “Incompatible With Secondary Licenses” Notice
This Source Code Form is “Incompatible
With Secondary Licenses”, as defined by
the Mozilla Public License, v. 2.0.

31
vendor/github.com/hashicorp/go-multierror/Makefile generated vendored Normal file
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@@ -0,0 +1,31 @@
TEST?=./...
default: test
# test runs the test suite and vets the code.
test: generate
@echo "==> Running tests..."
@go list $(TEST) \
| grep -v "/vendor/" \
| xargs -n1 go test -timeout=60s -parallel=10 ${TESTARGS}
# testrace runs the race checker
testrace: generate
@echo "==> Running tests (race)..."
@go list $(TEST) \
| grep -v "/vendor/" \
| xargs -n1 go test -timeout=60s -race ${TESTARGS}
# updatedeps installs all the dependencies needed to run and build.
updatedeps:
@sh -c "'${CURDIR}/scripts/deps.sh' '${NAME}'"
# generate runs `go generate` to build the dynamically generated source files.
generate:
@echo "==> Generating..."
@find . -type f -name '.DS_Store' -delete
@go list ./... \
| grep -v "/vendor/" \
| xargs -n1 go generate
.PHONY: default test testrace updatedeps generate

97
vendor/github.com/hashicorp/go-multierror/README.md generated vendored Normal file
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@@ -0,0 +1,97 @@
# go-multierror
[![Build Status](http://img.shields.io/travis/hashicorp/go-multierror.svg?style=flat-square)][travis]
[![Go Documentation](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)][godocs]
[travis]: https://travis-ci.org/hashicorp/go-multierror
[godocs]: https://godoc.org/github.com/hashicorp/go-multierror
`go-multierror` is a package for Go that provides a mechanism for
representing a list of `error` values as a single `error`.
This allows a function in Go to return an `error` that might actually
be a list of errors. If the caller knows this, they can unwrap the
list and access the errors. If the caller doesn't know, the error
formats to a nice human-readable format.
`go-multierror` implements the
[errwrap](https://github.com/hashicorp/errwrap) interface so that it can
be used with that library, as well.
## Installation and Docs
Install using `go get github.com/hashicorp/go-multierror`.
Full documentation is available at
http://godoc.org/github.com/hashicorp/go-multierror
## Usage
go-multierror is easy to use and purposely built to be unobtrusive in
existing Go applications/libraries that may not be aware of it.
**Building a list of errors**
The `Append` function is used to create a list of errors. This function
behaves a lot like the Go built-in `append` function: it doesn't matter
if the first argument is nil, a `multierror.Error`, or any other `error`,
the function behaves as you would expect.
```go
var result error
if err := step1(); err != nil {
result = multierror.Append(result, err)
}
if err := step2(); err != nil {
result = multierror.Append(result, err)
}
return result
```
**Customizing the formatting of the errors**
By specifying a custom `ErrorFormat`, you can customize the format
of the `Error() string` function:
```go
var result *multierror.Error
// ... accumulate errors here, maybe using Append
if result != nil {
result.ErrorFormat = func([]error) string {
return "errors!"
}
}
```
**Accessing the list of errors**
`multierror.Error` implements `error` so if the caller doesn't know about
multierror, it will work just fine. But if you're aware a multierror might
be returned, you can use type switches to access the list of errors:
```go
if err := something(); err != nil {
if merr, ok := err.(*multierror.Error); ok {
// Use merr.Errors
}
}
```
**Returning a multierror only if there are errors**
If you build a `multierror.Error`, you can use the `ErrorOrNil` function
to return an `error` implementation only if there are errors to return:
```go
var result *multierror.Error
// ... accumulate errors here
// Return the `error` only if errors were added to the multierror, otherwise
// return nil since there are no errors.
return result.ErrorOrNil()
```

41
vendor/github.com/hashicorp/go-multierror/append.go generated vendored Normal file
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@@ -0,0 +1,41 @@
package multierror
// Append is a helper function that will append more errors
// onto an Error in order to create a larger multi-error.
//
// If err is not a multierror.Error, then it will be turned into
// one. If any of the errs are multierr.Error, they will be flattened
// one level into err.
func Append(err error, errs ...error) *Error {
switch err := err.(type) {
case *Error:
// Typed nils can reach here, so initialize if we are nil
if err == nil {
err = new(Error)
}
// Go through each error and flatten
for _, e := range errs {
switch e := e.(type) {
case *Error:
if e != nil {
err.Errors = append(err.Errors, e.Errors...)
}
default:
if e != nil {
err.Errors = append(err.Errors, e)
}
}
}
return err
default:
newErrs := make([]error, 0, len(errs)+1)
if err != nil {
newErrs = append(newErrs, err)
}
newErrs = append(newErrs, errs...)
return Append(&Error{}, newErrs...)
}
}

26
vendor/github.com/hashicorp/go-multierror/flatten.go generated vendored Normal file
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@@ -0,0 +1,26 @@
package multierror
// Flatten flattens the given error, merging any *Errors together into
// a single *Error.
func Flatten(err error) error {
// If it isn't an *Error, just return the error as-is
if _, ok := err.(*Error); !ok {
return err
}
// Otherwise, make the result and flatten away!
flatErr := new(Error)
flatten(err, flatErr)
return flatErr
}
func flatten(err error, flatErr *Error) {
switch err := err.(type) {
case *Error:
for _, e := range err.Errors {
flatten(e, flatErr)
}
default:
flatErr.Errors = append(flatErr.Errors, err)
}
}

27
vendor/github.com/hashicorp/go-multierror/format.go generated vendored Normal file
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@@ -0,0 +1,27 @@
package multierror
import (
"fmt"
"strings"
)
// ErrorFormatFunc is a function callback that is called by Error to
// turn the list of errors into a string.
type ErrorFormatFunc func([]error) string
// ListFormatFunc is a basic formatter that outputs the number of errors
// that occurred along with a bullet point list of the errors.
func ListFormatFunc(es []error) string {
if len(es) == 1 {
return fmt.Sprintf("1 error occurred:\n\t* %s\n\n", es[0])
}
points := make([]string, len(es))
for i, err := range es {
points[i] = fmt.Sprintf("* %s", err)
}
return fmt.Sprintf(
"%d errors occurred:\n\t%s\n\n",
len(es), strings.Join(points, "\n\t"))
}

3
vendor/github.com/hashicorp/go-multierror/go.mod generated vendored Normal file
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@@ -0,0 +1,3 @@
module github.com/hashicorp/go-multierror
require github.com/hashicorp/errwrap v1.0.0

4
vendor/github.com/hashicorp/go-multierror/go.sum generated vendored Normal file
View File

@@ -0,0 +1,4 @@
github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce h1:prjrVgOk2Yg6w+PflHoszQNLTUh4kaByUcEWM/9uin4=
github.com/hashicorp/errwrap v0.0.0-20141028054710-7554cd9344ce/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=

View File

@@ -0,0 +1,51 @@
package multierror
import (
"fmt"
)
// Error is an error type to track multiple errors. This is used to
// accumulate errors in cases and return them as a single "error".
type Error struct {
Errors []error
ErrorFormat ErrorFormatFunc
}
func (e *Error) Error() string {
fn := e.ErrorFormat
if fn == nil {
fn = ListFormatFunc
}
return fn(e.Errors)
}
// ErrorOrNil returns an error interface if this Error represents
// a list of errors, or returns nil if the list of errors is empty. This
// function is useful at the end of accumulation to make sure that the value
// returned represents the existence of errors.
func (e *Error) ErrorOrNil() error {
if e == nil {
return nil
}
if len(e.Errors) == 0 {
return nil
}
return e
}
func (e *Error) GoString() string {
return fmt.Sprintf("*%#v", *e)
}
// WrappedErrors returns the list of errors that this Error is wrapping.
// It is an implementation of the errwrap.Wrapper interface so that
// multierror.Error can be used with that library.
//
// This method is not safe to be called concurrently and is no different
// than accessing the Errors field directly. It is implemented only to
// satisfy the errwrap.Wrapper interface.
func (e *Error) WrappedErrors() []error {
return e.Errors
}

37
vendor/github.com/hashicorp/go-multierror/prefix.go generated vendored Normal file
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@@ -0,0 +1,37 @@
package multierror
import (
"fmt"
"github.com/hashicorp/errwrap"
)
// Prefix is a helper function that will prefix some text
// to the given error. If the error is a multierror.Error, then
// it will be prefixed to each wrapped error.
//
// This is useful to use when appending multiple multierrors
// together in order to give better scoping.
func Prefix(err error, prefix string) error {
if err == nil {
return nil
}
format := fmt.Sprintf("%s {{err}}", prefix)
switch err := err.(type) {
case *Error:
// Typed nils can reach here, so initialize if we are nil
if err == nil {
err = new(Error)
}
// Wrap each of the errors
for i, e := range err.Errors {
err.Errors[i] = errwrap.Wrapf(format, e)
}
return err
default:
return errwrap.Wrapf(format, err)
}
}

16
vendor/github.com/hashicorp/go-multierror/sort.go generated vendored Normal file
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@@ -0,0 +1,16 @@
package multierror
// Len implements sort.Interface function for length
func (err Error) Len() int {
return len(err.Errors)
}
// Swap implements sort.Interface function for swapping elements
func (err Error) Swap(i, j int) {
err.Errors[i], err.Errors[j] = err.Errors[j], err.Errors[i]
}
// Less implements sort.Interface function for determining order
func (err Error) Less(i, j int) bool {
return err.Errors[i].Error() < err.Errors[j].Error()
}

1
vendor/github.com/minio/blake2b-simd/.gitignore generated vendored Normal file
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@@ -0,0 +1 @@
*.test

21
vendor/github.com/minio/blake2b-simd/.travis.yml generated vendored Normal file
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@@ -0,0 +1,21 @@
sudo: required
dist: trusty
language: go
os:
- linux
- osx
osx_image: xcode7.2
go:
- 1.6
- 1.5
env:
- ARCH=x86_64
- ARCH=i686
script:
- diff -au <(gofmt -d .) <(printf "")
- go test -race -v ./...

202
vendor/github.com/minio/blake2b-simd/LICENSE generated vendored Normal file
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@@ -0,0 +1,202 @@
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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144
vendor/github.com/minio/blake2b-simd/README.md generated vendored Normal file
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BLAKE2b-SIMD
============
Pure Go implementation of BLAKE2b using SIMD optimizations.
Introduction
------------
This package was initially based on the pure go [BLAKE2b](https://github.com/dchest/blake2b) implementation of Dmitry Chestnykh and merged with the (`cgo` dependent) AVX optimized [BLAKE2](https://github.com/codahale/blake2) implementation (which in turn is based on the [official implementation](https://github.com/BLAKE2/BLAKE2). It does so by using [Go's Assembler](https://golang.org/doc/asm) for amd64 architectures with a golang only fallback for other architectures.
In addition to AVX there is also support for AVX2 as well as SSE. Best performance is obtained with AVX2 which gives roughly a **4X** performance increase approaching hashing speeds of **1GB/sec** on a single core.
Benchmarks
----------
This is a summary of the performance improvements. Full details are shown below.
| Technology | 128K |
| ---------- |:-----:|
| AVX2 | 3.94x |
| AVX | 3.28x |
| SSE | 2.85x |
asm2plan9s
----------
In order to be able to work more easily with AVX2/AVX instructions, a separate tool was developed to convert AVX2/AVX instructions into the corresponding BYTE sequence as accepted by Go assembly. See [asm2plan9s](https://github.com/minio/asm2plan9s) for more information.
bt2sum
------
[bt2sum](https://github.com/s3git/bt2sum) is a utility that takes advantages of the BLAKE2b SIMD optimizations to compute check sums using the BLAKE2 Tree hashing mode in so called 'unlimited fanout' mode.
Technical details
-----------------
BLAKE2b is a hashing algorithm that operates on 64-bit integer values. The AVX2 version uses the 256-bit wide YMM registers in order to essentially process four operations in parallel. AVX and SSE operate on 128-bit values simultaneously (two operations in parallel). Below are excerpts from `compressAvx2_amd64.s`, `compressAvx_amd64.s`, and `compress_generic.go` respectively.
```
VPADDQ YMM0,YMM0,YMM1 /* v0 += v4, v1 += v5, v2 += v6, v3 += v7 */
```
```
VPADDQ XMM0,XMM0,XMM2 /* v0 += v4, v1 += v5 */
VPADDQ XMM1,XMM1,XMM3 /* v2 += v6, v3 += v7 */
```
```
v0 += v4
v1 += v5
v2 += v6
v3 += v7
```
Detailed benchmarks
-------------------
Example performance metrics were generated on Intel(R) Xeon(R) CPU E5-2620 v3 @ 2.40GHz - 6 physical cores, 12 logical cores running Ubuntu GNU/Linux with kernel version 4.4.0-24-generic (vanilla with no optimizations).
### AVX2
```
$ benchcmp go.txt avx2.txt
benchmark old ns/op new ns/op delta
BenchmarkHash64-12 1481 849 -42.67%
BenchmarkHash128-12 1428 746 -47.76%
BenchmarkHash1K-12 6379 2227 -65.09%
BenchmarkHash8K-12 37219 11714 -68.53%
BenchmarkHash32K-12 140716 35935 -74.46%
BenchmarkHash128K-12 561656 142634 -74.60%
benchmark old MB/s new MB/s speedup
BenchmarkHash64-12 43.20 75.37 1.74x
BenchmarkHash128-12 89.64 171.35 1.91x
BenchmarkHash1K-12 160.52 459.69 2.86x
BenchmarkHash8K-12 220.10 699.32 3.18x
BenchmarkHash32K-12 232.87 911.85 3.92x
BenchmarkHash128K-12 233.37 918.93 3.94x
```
### AVX2: Comparison to other hashing techniques
```
$ go test -bench=Comparison
BenchmarkComparisonMD5-12 1000 1726121 ns/op 607.48 MB/s
BenchmarkComparisonSHA1-12 500 2005164 ns/op 522.94 MB/s
BenchmarkComparisonSHA256-12 300 5531036 ns/op 189.58 MB/s
BenchmarkComparisonSHA512-12 500 3423030 ns/op 306.33 MB/s
BenchmarkComparisonBlake2B-12 1000 1232690 ns/op 850.64 MB/s
```
Benchmarks below were generated on a MacBook Pro with a 2.7 GHz Intel Core i7.
### AVX
```
$ benchcmp go.txt avx.txt
benchmark old ns/op new ns/op delta
BenchmarkHash64-8 813 458 -43.67%
BenchmarkHash128-8 766 401 -47.65%
BenchmarkHash1K-8 4881 1763 -63.88%
BenchmarkHash8K-8 36127 12273 -66.03%
BenchmarkHash32K-8 140582 43155 -69.30%
BenchmarkHash128K-8 567850 173246 -69.49%
benchmark old MB/s new MB/s speedup
BenchmarkHash64-8 78.63 139.57 1.78x
BenchmarkHash128-8 166.98 318.73 1.91x
BenchmarkHash1K-8 209.76 580.68 2.77x
BenchmarkHash8K-8 226.76 667.46 2.94x
BenchmarkHash32K-8 233.09 759.29 3.26x
BenchmarkHash128K-8 230.82 756.56 3.28x
```
### SSE
```
$ benchcmp go.txt sse.txt
benchmark old ns/op new ns/op delta
BenchmarkHash64-8 813 478 -41.21%
BenchmarkHash128-8 766 411 -46.34%
BenchmarkHash1K-8 4881 1870 -61.69%
BenchmarkHash8K-8 36127 12427 -65.60%
BenchmarkHash32K-8 140582 49512 -64.78%
BenchmarkHash128K-8 567850 199040 -64.95%
benchmark old MB/s new MB/s speedup
BenchmarkHash64-8 78.63 133.78 1.70x
BenchmarkHash128-8 166.98 311.23 1.86x
BenchmarkHash1K-8 209.76 547.37 2.61x
BenchmarkHash8K-8 226.76 659.20 2.91x
BenchmarkHash32K-8 233.09 661.81 2.84x
BenchmarkHash128K-8 230.82 658.52 2.85x
```
License
-------
Released under the Apache License v2.0. You can find the complete text in the file LICENSE.
Contributing
------------
Contributions are welcome, please send PRs for any enhancements.

32
vendor/github.com/minio/blake2b-simd/appveyor.yml generated vendored Normal file
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@@ -0,0 +1,32 @@
# version format
version: "{build}"
# Operating system (build VM template)
os: Windows Server 2012 R2
# Platform.
platform: x64
clone_folder: c:\gopath\src\github.com\minio\blake2b-simd
# environment variables
environment:
GOPATH: c:\gopath
GO15VENDOREXPERIMENT: 1
# scripts that run after cloning repository
install:
- set PATH=%GOPATH%\bin;c:\go\bin;%PATH%
- go version
- go env
# to run your custom scripts instead of automatic MSBuild
build_script:
- go test .
- go test -race .
# to disable automatic tests
test: off
# to disable deployment
deploy: off

301
vendor/github.com/minio/blake2b-simd/blake2b.go generated vendored Normal file
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@@ -0,0 +1,301 @@
// Written in 2012 by Dmitry Chestnykh.
//
// To the extent possible under law, the author have dedicated all copyright
// and related and neighboring rights to this software to the public domain
// worldwide. This software is distributed without any warranty.
// http://creativecommons.org/publicdomain/zero/1.0/
// Package blake2b implements BLAKE2b cryptographic hash function.
package blake2b
import (
"encoding/binary"
"errors"
"hash"
)
const (
BlockSize = 128 // block size of algorithm
Size = 64 // maximum digest size
SaltSize = 16 // maximum salt size
PersonSize = 16 // maximum personalization string size
KeySize = 64 // maximum size of key
)
type digest struct {
h [8]uint64 // current chain value
t [2]uint64 // message bytes counter
f [2]uint64 // finalization flags
x [BlockSize]byte // buffer for data not yet compressed
nx int // number of bytes in buffer
ih [8]uint64 // initial chain value (after config)
paddedKey [BlockSize]byte // copy of key, padded with zeros
isKeyed bool // indicates whether hash was keyed
size uint8 // digest size in bytes
isLastNode bool // indicates processing of the last node in tree hashing
}
// Initialization values.
var iv = [8]uint64{
0x6a09e667f3bcc908, 0xbb67ae8584caa73b,
0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1,
0x510e527fade682d1, 0x9b05688c2b3e6c1f,
0x1f83d9abfb41bd6b, 0x5be0cd19137e2179,
}
// Config is used to configure hash function parameters and keying.
// All parameters are optional.
type Config struct {
Size uint8 // digest size (if zero, default size of 64 bytes is used)
Key []byte // key for prefix-MAC
Salt []byte // salt (if < 16 bytes, padded with zeros)
Person []byte // personalization (if < 16 bytes, padded with zeros)
Tree *Tree // parameters for tree hashing
}
// Tree represents parameters for tree hashing.
type Tree struct {
Fanout uint8 // fanout
MaxDepth uint8 // maximal depth
LeafSize uint32 // leaf maximal byte length (0 for unlimited)
NodeOffset uint64 // node offset (0 for first, leftmost or leaf)
NodeDepth uint8 // node depth (0 for leaves)
InnerHashSize uint8 // inner hash byte length
IsLastNode bool // indicates processing of the last node of layer
}
var (
defaultConfig = &Config{Size: Size}
config256 = &Config{Size: 32}
)
func verifyConfig(c *Config) error {
if c.Size > Size {
return errors.New("digest size is too large")
}
if len(c.Key) > KeySize {
return errors.New("key is too large")
}
if len(c.Salt) > SaltSize {
// Smaller salt is okay: it will be padded with zeros.
return errors.New("salt is too large")
}
if len(c.Person) > PersonSize {
// Smaller personalization is okay: it will be padded with zeros.
return errors.New("personalization is too large")
}
if c.Tree != nil {
if c.Tree.Fanout == 1 {
return errors.New("fanout of 1 is not allowed in tree mode")
}
if c.Tree.MaxDepth < 2 {
return errors.New("incorrect tree depth")
}
if c.Tree.InnerHashSize < 1 || c.Tree.InnerHashSize > Size {
return errors.New("incorrect tree inner hash size")
}
}
return nil
}
// New returns a new hash.Hash configured with the given Config.
// Config can be nil, in which case the default one is used, calculating 64-byte digest.
// Returns non-nil error if Config contains invalid parameters.
func New(c *Config) (hash.Hash, error) {
if c == nil {
c = defaultConfig
} else {
if c.Size == 0 {
// Set default size if it's zero.
c.Size = Size
}
if err := verifyConfig(c); err != nil {
return nil, err
}
}
d := new(digest)
d.initialize(c)
return d, nil
}
// initialize initializes digest with the given
// config, which must be non-nil and verified.
func (d *digest) initialize(c *Config) {
// Create parameter block.
var p [BlockSize]byte
p[0] = c.Size
p[1] = uint8(len(c.Key))
if c.Salt != nil {
copy(p[32:], c.Salt)
}
if c.Person != nil {
copy(p[48:], c.Person)
}
if c.Tree != nil {
p[2] = c.Tree.Fanout
p[3] = c.Tree.MaxDepth
binary.LittleEndian.PutUint32(p[4:], c.Tree.LeafSize)
binary.LittleEndian.PutUint64(p[8:], c.Tree.NodeOffset)
p[16] = c.Tree.NodeDepth
p[17] = c.Tree.InnerHashSize
} else {
p[2] = 1
p[3] = 1
}
// Initialize.
d.size = c.Size
for i := 0; i < 8; i++ {
d.h[i] = iv[i] ^ binary.LittleEndian.Uint64(p[i*8:])
}
if c.Tree != nil && c.Tree.IsLastNode {
d.isLastNode = true
}
// Process key.
if c.Key != nil {
copy(d.paddedKey[:], c.Key)
d.Write(d.paddedKey[:])
d.isKeyed = true
}
// Save a copy of initialized state.
copy(d.ih[:], d.h[:])
}
// New512 returns a new hash.Hash computing the BLAKE2b 64-byte checksum.
func New512() hash.Hash {
d := new(digest)
d.initialize(defaultConfig)
return d
}
// New256 returns a new hash.Hash computing the BLAKE2b 32-byte checksum.
func New256() hash.Hash {
d := new(digest)
d.initialize(config256)
return d
}
// NewMAC returns a new hash.Hash computing BLAKE2b prefix-
// Message Authentication Code of the given size in bytes
// (up to 64) with the given key (up to 64 bytes in length).
func NewMAC(outBytes uint8, key []byte) hash.Hash {
d, err := New(&Config{Size: outBytes, Key: key})
if err != nil {
panic(err.Error())
}
return d
}
// Reset resets the state of digest to the initial state
// after configuration and keying.
func (d *digest) Reset() {
copy(d.h[:], d.ih[:])
d.t[0] = 0
d.t[1] = 0
d.f[0] = 0
d.f[1] = 0
d.nx = 0
if d.isKeyed {
d.Write(d.paddedKey[:])
}
}
// Size returns the digest size in bytes.
func (d *digest) Size() int { return int(d.size) }
// BlockSize returns the algorithm block size in bytes.
func (d *digest) BlockSize() int { return BlockSize }
func (d *digest) Write(p []byte) (nn int, err error) {
nn = len(p)
left := BlockSize - d.nx
if len(p) > left {
// Process buffer.
copy(d.x[d.nx:], p[:left])
p = p[left:]
compress(d, d.x[:])
d.nx = 0
}
// Process full blocks except for the last one.
if len(p) > BlockSize {
n := len(p) &^ (BlockSize - 1)
if n == len(p) {
n -= BlockSize
}
compress(d, p[:n])
p = p[n:]
}
// Fill buffer.
d.nx += copy(d.x[d.nx:], p)
return
}
// Sum returns the calculated checksum.
func (d *digest) Sum(in []byte) []byte {
// Make a copy of d so that caller can keep writing and summing.
d0 := *d
hash := d0.checkSum()
return append(in, hash[:d0.size]...)
}
func (d *digest) checkSum() [Size]byte {
// Do not create unnecessary copies of the key.
if d.isKeyed {
for i := 0; i < len(d.paddedKey); i++ {
d.paddedKey[i] = 0
}
}
dec := BlockSize - uint64(d.nx)
if d.t[0] < dec {
d.t[1]--
}
d.t[0] -= dec
// Pad buffer with zeros.
for i := d.nx; i < len(d.x); i++ {
d.x[i] = 0
}
// Set last block flag.
d.f[0] = 0xffffffffffffffff
if d.isLastNode {
d.f[1] = 0xffffffffffffffff
}
// Compress last block.
compress(d, d.x[:])
var out [Size]byte
j := 0
for _, s := range d.h[:(d.size-1)/8+1] {
out[j+0] = byte(s >> 0)
out[j+1] = byte(s >> 8)
out[j+2] = byte(s >> 16)
out[j+3] = byte(s >> 24)
out[j+4] = byte(s >> 32)
out[j+5] = byte(s >> 40)
out[j+6] = byte(s >> 48)
out[j+7] = byte(s >> 56)
j += 8
}
return out
}
// Sum512 returns a 64-byte BLAKE2b hash of data.
func Sum512(data []byte) [64]byte {
var d digest
d.initialize(defaultConfig)
d.Write(data)
return d.checkSum()
}
// Sum256 returns a 32-byte BLAKE2b hash of data.
func Sum256(data []byte) (out [32]byte) {
var d digest
d.initialize(config256)
d.Write(data)
sum := d.checkSum()
copy(out[:], sum[:32])
return
}

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@@ -0,0 +1,47 @@
//+build !noasm
//+build !appengine
/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blake2b
//go:noescape
func compressAVX2Loop(p []uint8, in, iv, t, f, shffle, out []uint64)
func compressAVX2(d *digest, p []uint8) {
var (
in [8]uint64
out [8]uint64
shffle [8]uint64
)
// vector for PSHUFB instruction
shffle[0] = 0x0201000706050403
shffle[1] = 0x0a09080f0e0d0c0b
shffle[2] = 0x0201000706050403
shffle[3] = 0x0a09080f0e0d0c0b
shffle[4] = 0x0100070605040302
shffle[5] = 0x09080f0e0d0c0b0a
shffle[6] = 0x0100070605040302
shffle[7] = 0x09080f0e0d0c0b0a
in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7] = d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7]
compressAVX2Loop(p, in[:], iv[:], d.t[:], d.f[:], shffle[:], out[:])
d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7] = out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7]
}

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@@ -0,0 +1,671 @@
//+build !noasm !appengine
//
// Minio Cloud Storage, (C) 2016 Minio, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//
// Based on AVX2 implementation from https://github.com/sneves/blake2-avx2/blob/master/blake2b-common.h
//
// Use github.com/fwessels/asm2plan9s on this file to assemble instructions to their Plan9 equivalent
//
// Assembly code below essentially follows the ROUND macro (see blake2b-round.h) which is defined as:
// #define ROUND(r) \
// LOAD_MSG_ ##r ##_1(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_2(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h); \
// LOAD_MSG_ ##r ##_3(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_4(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
//
// as well as the go equivalent in https://github.com/dchest/blake2b/blob/master/block.go
//
// As in the macro, G1/G2 in the 1st and 2nd half are identical (so literal copy of assembly)
//
// Rounds are also the same, except for the loading of the message (and rounds 1 & 11 and
// rounds 2 & 12 are identical)
//
#define G1 \
\ // G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1);
BYTE $0xc5; BYTE $0xfd; BYTE $0xd4; BYTE $0xc4 \ // VPADDQ YMM0,YMM0,YMM4 /* v0 += m[0], v1 += m[2], v2 += m[4], v3 += m[6] */
BYTE $0xc5; BYTE $0xfd; BYTE $0xd4; BYTE $0xc1 \ // VPADDQ YMM0,YMM0,YMM1 /* v0 += v4, v1 += v5, v2 += v6, v3 += v7 */
BYTE $0xc5; BYTE $0xe5; BYTE $0xef; BYTE $0xd8 \ // VPXOR YMM3,YMM3,YMM0 /* v12 ^= v0, v13 ^= v1, v14 ^= v2, v15 ^= v3 */
BYTE $0xc5; BYTE $0xfd; BYTE $0x70; BYTE $0xdb; BYTE $0xb1 \ // VPSHUFD YMM3,YMM3,0xb1 /* v12 = v12<<(64-32) | v12>>32, v13 = */
BYTE $0xc5; BYTE $0xed; BYTE $0xd4; BYTE $0xd3 \ // VPADDQ YMM2,YMM2,YMM3 /* v8 += v12, v9 += v13, v10 += v14, v11 += v15 */
BYTE $0xc5; BYTE $0xf5; BYTE $0xef; BYTE $0xca \ // VPXOR YMM1,YMM1,YMM2 /* v4 ^= v8, v5 ^= v9, v6 ^= v10, v7 ^= v11 */
BYTE $0xc4; BYTE $0xe2; BYTE $0x75; BYTE $0x00; BYTE $0xce // VPSHUFB YMM1,YMM1,YMM6 /* v4 = v4<<(64-24) | v4>>24, ..., ..., v7 = v7<<(64-24) | v7>>24 */
#define G2 \
BYTE $0xc5; BYTE $0xfd; BYTE $0xd4; BYTE $0xc5 \ // VPADDQ YMM0,YMM0,YMM5 /* v0 += m[1], v1 += m[3], v2 += m[5], v3 += m[7] */
BYTE $0xc5; BYTE $0xfd; BYTE $0xd4; BYTE $0xc1 \ // VPADDQ YMM0,YMM0,YMM1 /* v0 += v4, v1 += v5, v2 += v6, v3 += v7 */
BYTE $0xc5; BYTE $0xe5; BYTE $0xef; BYTE $0xd8 \ // VPXOR YMM3,YMM3,YMM0 /* v12 ^= v0, v13 ^= v1, v14 ^= v2, v15 ^= v3 */
BYTE $0xc4; BYTE $0xe2; BYTE $0x65; BYTE $0x00; BYTE $0xdf \ // VPSHUFB YMM3,YMM3,YMM7 /* v12 = v12<<(64-16) | v12>>16, ..., ..., v15 = v15<<(64-16) | v15>>16 */
BYTE $0xc5; BYTE $0xed; BYTE $0xd4; BYTE $0xd3 \ // VPADDQ YMM2,YMM2,YMM3 /* v8 += v12, v9 += v13, v10 += v14, v11 += v15 */
BYTE $0xc5; BYTE $0xf5; BYTE $0xef; BYTE $0xca \ // VPXOR YMM1,YMM1,YMM2 /* v4 ^= v8, v5 ^= v9, v6 ^= v10, v7 ^= v11 */
BYTE $0xc5; BYTE $0x75; BYTE $0xd4; BYTE $0xf9 \ // VPADDQ YMM15,YMM1,YMM1 /* temp reg = reg*2 */
BYTE $0xc5; BYTE $0xf5; BYTE $0x73; BYTE $0xd1; BYTE $0x3f \ // VPSRLQ YMM1,YMM1,0x3f /* reg = reg>>63 */
BYTE $0xc4; BYTE $0xc1; BYTE $0x75; BYTE $0xef; BYTE $0xcf // VPXOR YMM1,YMM1,YMM15 /* ORed together: v4 = v4<<(64-63) | v4>>63, v5 = v5<<(64-63) | v5>>63 */
#define DIAGONALIZE \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xdb \ // VPERMQ YMM3, YMM3, 0x93
BYTE $0x93 \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xd2 \ // VPERMQ YMM2, YMM2, 0x4e
BYTE $0x4e \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 \ // VPERMQ YMM1, YMM1, 0x39
BYTE $0x39 \
// DO NOT DELETE -- macro delimiter (previous line extended)
#define UNDIAGONALIZE \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xdb \ // VPERMQ YMM3, YMM3, 0x39
BYTE $0x39 \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xd2 \ // VPERMQ YMM2, YMM2, 0x4e
BYTE $0x4e \
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 \ // VPERMQ YMM1, YMM1, 0x93
BYTE $0x93 \
// DO NOT DELETE -- macro delimiter (previous line extended)
#define LOAD_SHUFFLE \
MOVQ shffle+120(FP), SI \ // SI: &shuffle
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x36 \ // VMOVDQU YMM6, [rsi]
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x7e; BYTE $0x20 // VMOVDQU YMM7, 32[rsi]
// func compressAVX2Loop(compressSSE(p []uint8, in, iv, t, f, shffle, out []uint64)
TEXT ·compressAVX2Loop(SB), 7, $0
// REGISTER USE
// Y0 - Y3: v0 - v15
// Y4 - Y5: m[0] - m[7]
// Y6 - Y7: shuffle value
// Y8 - Y9: temp registers
// Y10 -Y13: copy of full message
// Y15: temp register
// Load digest
MOVQ in+24(FP), SI // SI: &in
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x06 // VMOVDQU YMM0, [rsi]
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x4e; BYTE $0x20 // VMOVDQU YMM1, 32[rsi]
// Already store digest into &out (so we can reload it later generically)
MOVQ out+144(FP), SI // SI: &out
BYTE $0xc5; BYTE $0xfe; BYTE $0x7f; BYTE $0x06 // VMOVDQU [rsi], YMM0
BYTE $0xc5; BYTE $0xfe; BYTE $0x7f; BYTE $0x4e; BYTE $0x20 // VMOVDQU 32[rsi], YMM1
// Initialize message pointer and loop counter
MOVQ message+0(FP), DX // DX: &p (message)
MOVQ message_len+8(FP), R8 // R8: len(message)
SHRQ $7, R8 // len(message) / 128
CMPQ R8, $0
JEQ complete
loop:
// Increment counter
MOVQ t+72(FP), SI // SI: &t
MOVQ 0(SI), R9 //
ADDQ $128, R9 // /* d.t[0] += BlockSize */
MOVQ R9, 0(SI) //
CMPQ R9, $128 // /* if d.t[0] < BlockSize { */
JGE noincr //
MOVQ 8(SI), R9 //
ADDQ $1, R9 // /* d.t[1]++ */
MOVQ R9, 8(SI) //
noincr: // /* } */
// Load initialization vector
MOVQ iv+48(FP), SI // SI: &iv
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x16 // VMOVDQU YMM2, [rsi]
BYTE $0xc5; BYTE $0xfe; BYTE $0x6f; BYTE $0x5e; BYTE $0x20 // VMOVDQU YMM3, 32[rsi]
MOVQ t+72(FP), SI // SI: &t
BYTE $0xc4; BYTE $0x63; BYTE $0x3d; BYTE $0x38; BYTE $0x06 // VINSERTI128 YMM8, YMM8, [rsi], 0 /* Y8 = t[0]+t[1] */
BYTE $0x00
MOVQ t+96(FP), SI // SI: &f
BYTE $0xc4; BYTE $0x63; BYTE $0x3d; BYTE $0x38; BYTE $0x06 // VINSERTI128 YMM8, YMM8, [rsi], 1 /* Y8 = t[0]+t[1]+f[0]+f[1] */
BYTE $0x01
BYTE $0xc4; BYTE $0xc1; BYTE $0x65; BYTE $0xef; BYTE $0xd8 // VPXOR YMM3,YMM3,YMM8 /* Y3 = Y3 ^ Y8 */
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x12 // VMOVDQU YMM10, [rdx] /* Y10 = m[0]+ m[1]+ m[2]+ m[3] */
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x5a; BYTE $0x20 // VMOVDQU YMM11, 32[rdx] /* Y11 = m[4]+ m[5]+ m[6]+ m[7] */
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x62; BYTE $0x40 // VMOVDQU YMM12, 64[rdx] /* Y12 = m[8]+ m[9]+m[10]+m[11] */
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x6a; BYTE $0x60 // VMOVDQU YMM13, 96[rdx] /* Y13 = m[12]+m[13]+m[14]+m[15] */
LOAD_SHUFFLE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0xc1; BYTE $0x2d; BYTE $0x6c; BYTE $0xe3 // VPUNPCKLQDQ YMM4, YMM10, YMM11 /* m[0], m[4], m[2], m[6] */
BYTE $0xc4; BYTE $0xc1; BYTE $0x2d; BYTE $0x6d; BYTE $0xeb // VPUNPCKHQDQ YMM5, YMM10, YMM11 /* m[1], m[5], m[3], m[7] */
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xe4 // VPERMQ YMM4, YMM4, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xed // VPERMQ YMM5, YMM5, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0xc1; BYTE $0x1d; BYTE $0x6c; BYTE $0xe5 // VPUNPCKLQDQ YMM4, YMM12, YMM13 /* m[8], m[12], m[10], m[14] */
BYTE $0xc4; BYTE $0xc1; BYTE $0x1d; BYTE $0x6d; BYTE $0xed // VPUNPCKHQDQ YMM5, YMM12, YMM13 /* m[9], m[13], m[11], m[15] */
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xe4 // VPERMQ YMM4, YMM4, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xed // VPERMQ YMM5, YMM5, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 2
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc5 // VPUNPCKLQDQ YMM8, YMM11, YMM13 /* m[4], ____, ____, m[14] */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x03 /* m[14], m[4], ____, ____ */ /* xxxx 0011 = 0x03 */
BYTE $0x03
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xcd // VPUNPCKHQDQ YMM9, YMM12, YMM13 /* m[9], m[13], ____, ____ */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20 /* m[9], m[13], ____, ____ */ /* 0010 0000 = 0x20 */
BYTE $0x20
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc4 // VPERMQ YMM8, YMM12, 0x02 /* m[10], m[8], ____, ____ */ /* xxxx 0010 = 0x02 */
BYTE $0x02
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0x30 /* ____, ____, m[15], ____ */ /* xx11 xxxx = 0x30 */
BYTE $0x30
BYTE $0xc4; BYTE $0x41; BYTE $0x35; BYTE $0x6c; BYTE $0xcb // VPUNPCKLQDQ YMM9, YMM9, YMM11 /* ____, ____, m[15], m[6] */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30 /* m[9], m[13], m[15], m[6] */ /* 0011 0000 = 0x30 */
BYTE $0x30
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc2 // VPERMQ YMM8, YMM10, 0x01 /* m[1], m[0], ____, ____ */ /* xxxx 0001 = 0x01 */
BYTE $0x01
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xcc // VPUNPCKHQDQ YMM9, YMM11, YMM12 /* m[5], ____, ____, m[11] */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x03 /* m[11], m[5], ____, ____ */ /* xxxx 0011 = 0x03 */
BYTE $0x03
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20 /* m[1], m[0], m[11], m[5] */ /* 0010 0000 = 0x20 */
BYTE $0x20
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc5 // VPUNPCKLQDQ YMM8, YMM10, YMM13 /* ___, m[12], m[2], ____ */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x09 /* m[12], m[2], ____, ____ */ /* xxxx 1001 = 0x09 */
BYTE $0x09
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xca // VPUNPCKHQDQ YMM9, YMM11, YMM10 /* ____, ____, m[7], m[3] */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30 /* m[9], m[13], m[15], m[6] */ /* 0011 0000 = 0x30 */
BYTE $0x30
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 3
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc5 // VPERMQ YMM8, YMM13, 0x00
BYTE $0x00
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc0 // VPUNPCKHQDQ YMM8, YMM12, YMM8
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xcd // VPUNPCKHQDQ YMM9, YMM11, YMM13
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x21
BYTE $0x21
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6c; BYTE $0xc2 // VPUNPCKLQDQ YMM8, YMM12, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0x55
BYTE $0x55
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM10, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30
BYTE $0x30
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc2 // VPERMQ YMM8, YMM10, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM12, YMM8
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xcc // VPUNPCKHQDQ YMM9, YMM11, YMM12
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x31
BYTE $0x31
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc3 // VPUNPCKLQDQ YMM8, YMM13, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcb // VPERMQ YMM9, YMM11, 0x00
BYTE $0x00
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xc9 // VPUNPCKHQDQ YMM9, YMM10, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x21
BYTE $0x21
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 4
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xc2 // VPUNPCKHQDQ YMM8, YMM11, YMM10
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xcc // VPUNPCKHQDQ YMM9, YMM13, YMM12
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x21
BYTE $0x21
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc2 // VPUNPCKHQDQ YMM8, YMM12, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0x08
BYTE $0x08
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x20
BYTE $0x20
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc3 // VPERMQ YMM8, YMM11, 0x55
BYTE $0x55
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM10, YMM8
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM11, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x21
BYTE $0x21
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc4 // VPUNPCKLQDQ YMM8, YMM11, YMM12
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xcc // VPUNPCKLQDQ YMM9, YMM10, YMM12
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x21
BYTE $0x21
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 5
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc3 // VPUNPCKHQDQ YMM8, YMM12, YMM11
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xcc // VPUNPCKLQDQ YMM9, YMM10, YMM12
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x30
BYTE $0x30
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc3 // VPERMQ YMM8, YMM11, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM10, YMM8
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM11, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x20
BYTE $0x20
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc4 // VPERMQ YMM8, YMM12, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM13, YMM8
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xca // VPERMQ YMM9, YMM10, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM11, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x31
BYTE $0x31
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc5 // VPERMQ YMM8, YMM13, 0x00
BYTE $0x00
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xc0 // VPUNPCKHQDQ YMM8, YMM10, YMM8
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0x55
BYTE $0x55
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM12, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x20
BYTE $0x20
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 6
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc3 // VPUNPCKLQDQ YMM8, YMM10, YMM11
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xcc // VPUNPCKLQDQ YMM9, YMM10, YMM12
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x21
BYTE $0x21
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc4 // VPUNPCKLQDQ YMM8, YMM13, YMM12
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xca // VPUNPCKHQDQ YMM9, YMM12, YMM10
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30
BYTE $0x30
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc3 // VPERMQ YMM8, YMM11, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xca // VPUNPCKHQDQ YMM9, YMM13, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x30
BYTE $0x30
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xc3 // VPUNPCKHQDQ YMM8, YMM13, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0x55
BYTE $0x55
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM13, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30
BYTE $0x30
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 7
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc2 // VPERMQ YMM8, YMM10, 0x55
BYTE $0x55
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM13, YMM8
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xcb // VPUNPCKLQDQ YMM9, YMM13, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x30
BYTE $0x30
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xc5 // VPUNPCKHQDQ YMM8, YMM11, YMM13
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0xaa
BYTE $0xaa
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xc9 // VPUNPCKHQDQ YMM9, YMM13, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x20
BYTE $0x20
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc3 // VPUNPCKLQDQ YMM8, YMM10, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0x01
BYTE $0x01
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20
BYTE $0x20
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xc2 // VPUNPCKHQDQ YMM8, YMM11, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM10, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x31
BYTE $0x31
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 8
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xc3 // VPUNPCKHQDQ YMM8, YMM13, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xca // VPERMQ YMM9, YMM10, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xc9 // VPUNPCKLQDQ YMM9, YMM13, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20
BYTE $0x20
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc5 // VPERMQ YMM8, YMM13, 0xaa
BYTE $0xaa
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc0 // VPUNPCKHQDQ YMM8, YMM12, YMM8
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xcc // VPUNPCKHQDQ YMM9, YMM10, YMM12
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x21
BYTE $0x21
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xc5 // VPUNPCKHQDQ YMM8, YMM11, YMM13
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6c; BYTE $0xca // VPUNPCKLQDQ YMM9, YMM12, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x0c
BYTE $0x0c
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20
BYTE $0x20
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc3 // VPUNPCKLQDQ YMM8, YMM10, YMM11
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xcc // VPUNPCKLQDQ YMM9, YMM11, YMM12
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30
BYTE $0x30
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 9
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc5 // VPUNPCKLQDQ YMM8, YMM11, YMM13
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xca // VPERMQ YMM9, YMM10, 0x00
BYTE $0x00
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc9 // VPUNPCKHQDQ YMM9, YMM12, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x31
BYTE $0x31
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xc4 // VPUNPCKHQDQ YMM8, YMM13, YMM12
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0x00
BYTE $0x00
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xc9 // VPUNPCKHQDQ YMM9, YMM10, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x31
BYTE $0x31
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcc // VPERMQ YMM9, YMM12, 0xaa
BYTE $0xaa
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xc9 // VPUNPCKHQDQ YMM9, YMM10, YMM9
BYTE $0xc4; BYTE $0xc3; BYTE $0x15; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM13, YMM9, 0x20
BYTE $0x20
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc3 // VPERMQ YMM8, YMM11, 0xff
BYTE $0xff
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc0 // VPUNPCKLQDQ YMM8, YMM10, YMM8
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcb // VPERMQ YMM9, YMM11, 0x04
BYTE $0x04
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x21
BYTE $0x21
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 10
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc4 // VPERMQ YMM8, YMM12, 0x20
BYTE $0x20
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xca // VPUNPCKHQDQ YMM9, YMM11, YMM10
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x31
BYTE $0x31
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc3 // VPUNPCKLQDQ YMM8, YMM10, YMM11
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcb // VPERMQ YMM9, YMM11, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x31
BYTE $0x31
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6d; BYTE $0xc4 // VPUNPCKHQDQ YMM8, YMM13, YMM12
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6d; BYTE $0xcd // VPUNPCKHQDQ YMM9, YMM10, YMM13
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x60
BYTE $0x60
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x31
BYTE $0x31
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc5 // VPERMQ YMM8, YMM13, 0xaa
BYTE $0xaa
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xc0 // VPUNPCKHQDQ YMM8, YMM12, YMM8
BYTE $0xc4; BYTE $0x41; BYTE $0x15; BYTE $0x6c; BYTE $0xca // VPUNPCKLQDQ YMM9, YMM13, YMM10
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x21
BYTE $0x21
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 1
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0xc1; BYTE $0x2d; BYTE $0x6c; BYTE $0xe3 // VPUNPCKLQDQ YMM4, YMM10, YMM11 /* m[0], m[4], m[2], m[6] */
BYTE $0xc4; BYTE $0xc1; BYTE $0x2d; BYTE $0x6d; BYTE $0xeb // VPUNPCKHQDQ YMM5, YMM10, YMM11 /* m[1], m[5], m[3], m[7] */
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xe4 // VPERMQ YMM4, YMM4, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xed // VPERMQ YMM5, YMM5, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0xc1; BYTE $0x1d; BYTE $0x6c; BYTE $0xe5 // VPUNPCKLQDQ YMM4, YMM12, YMM13 /* m[8], m[12], m[10], m[14] */
BYTE $0xc4; BYTE $0xc1; BYTE $0x1d; BYTE $0x6d; BYTE $0xed // VPUNPCKHQDQ YMM5, YMM12, YMM13 /* m[9], m[13], m[11], m[15] */
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xe4 // VPERMQ YMM4, YMM4, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
BYTE $0xc4; BYTE $0xe3; BYTE $0xfd; BYTE $0x00; BYTE $0xed // VPERMQ YMM5, YMM5, 0xd8 /* 0x1101 1000 = 0xd8 */
BYTE $0xd8
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 2
///////////////////////////////////////////////////////////////////////////
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6c; BYTE $0xc5 // VPUNPCKLQDQ YMM8, YMM11, YMM13 /* m[4], ____, ____, m[14] */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x03 /* m[14], m[4], ____, ____ */ /* xxxx 0011 = 0x03 */
BYTE $0x03
BYTE $0xc4; BYTE $0x41; BYTE $0x1d; BYTE $0x6d; BYTE $0xcd // VPUNPCKHQDQ YMM9, YMM12, YMM13 /* m[9], m[13], ____, ____ */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20 /* m[9], m[13], ____, ____ */ /* 0010 0000 = 0x20 */
BYTE $0x20
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc4 // VPERMQ YMM8, YMM12, 0x02 /* m[10], m[8], ____, ____ */ /* xxxx 0010 = 0x02 */
BYTE $0x02
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xcd // VPERMQ YMM9, YMM13, 0x30 /* ____, ____, m[15], ____ */ /* xx11 xxxx = 0x30 */
BYTE $0x30
BYTE $0xc4; BYTE $0x41; BYTE $0x35; BYTE $0x6c; BYTE $0xcb // VPUNPCKLQDQ YMM9, YMM9, YMM11 /* ____, ____, m[15], m[6] */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30 /* m[9], m[13], m[15], m[6] */ /* 0011 0000 = 0x30 */
BYTE $0x30
G1
G2
DIAGONALIZE
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc2 // VPERMQ YMM8, YMM10, 0x01 /* m[1], m[0], ____, ____ */ /* xxxx 0001 = 0x01 */
BYTE $0x01
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xcc // VPUNPCKHQDQ YMM9, YMM11, YMM12 /* m[5], ____, ____, m[11] */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc9 // VPERMQ YMM9, YMM9, 0x03 /* m[11], m[5], ____, ____ */ /* xxxx 0011 = 0x03 */
BYTE $0x03
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe1 // VPERM2I128 YMM4, YMM8, YMM9, 0x20 /* m[1], m[0], m[11], m[5] */ /* 0010 0000 = 0x20 */
BYTE $0x20
BYTE $0xc4; BYTE $0x41; BYTE $0x2d; BYTE $0x6c; BYTE $0xc5 // VPUNPCKLQDQ YMM8, YMM10, YMM13 /* ___, m[12], m[2], ____ */
BYTE $0xc4; BYTE $0x43; BYTE $0xfd; BYTE $0x00; BYTE $0xc0 // VPERMQ YMM8, YMM8, 0x09 /* m[12], m[2], ____, ____ */ /* xxxx 1001 = 0x09 */
BYTE $0x09
BYTE $0xc4; BYTE $0x41; BYTE $0x25; BYTE $0x6d; BYTE $0xca // VPUNPCKHQDQ YMM9, YMM11, YMM10 /* ____, ____, m[7], m[3] */
BYTE $0xc4; BYTE $0xc3; BYTE $0x3d; BYTE $0x46; BYTE $0xe9 // VPERM2I128 YMM5, YMM8, YMM9, 0x30 /* m[9], m[13], m[15], m[6] */ /* 0011 0000 = 0x30 */
BYTE $0x30
G1
G2
UNDIAGONALIZE
// Reload digest (most current value store in &out)
MOVQ out+144(FP), SI // SI: &in
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x26 // VMOVDQU YMM12, [rsi]
BYTE $0xc5; BYTE $0x7e; BYTE $0x6f; BYTE $0x6e; BYTE $0x20 // VMOVDQU YMM13, 32[rsi]
BYTE $0xc5; BYTE $0xfd; BYTE $0xef; BYTE $0xc2 // VPXOR YMM0,YMM0,YMM2 /* X0 = X0 ^ X4, X1 = X1 ^ X5 */
BYTE $0xc4; BYTE $0xc1; BYTE $0x7d; BYTE $0xef; BYTE $0xc4 // VPXOR YMM0,YMM0,YMM12 /* X0 = X0 ^ X12, X1 = X1 ^ X13 */
BYTE $0xc5; BYTE $0xf5; BYTE $0xef; BYTE $0xcb // VPXOR YMM1,YMM1,YMM3 /* X2 = X2 ^ X6, X3 = X3 ^ X7 */
BYTE $0xc4; BYTE $0xc1; BYTE $0x75; BYTE $0xef; BYTE $0xcd // VPXOR YMM1,YMM1,YMM13 /* X2 = X2 ^ X14, X3 = X3 ^ X15 */
// Store digest into &out
MOVQ out+144(FP), SI // SI: &out
BYTE $0xc5; BYTE $0xfe; BYTE $0x7f; BYTE $0x06 // VMOVDQU [rsi], YMM0
BYTE $0xc5; BYTE $0xfe; BYTE $0x7f; BYTE $0x4e; BYTE $0x20 // VMOVDQU 32[rsi], YMM1
// Increment message pointer and check if there's more to do
ADDQ $128, DX // message += 128
SUBQ $1, R8
JNZ loop
complete:
BYTE $0xc5; BYTE $0xf8; BYTE $0x77 // VZEROUPPER /* Prevent further context switches */
RET

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//+build !noasm
//+build !appengine
/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blake2b
//go:noescape
func blockAVXLoop(p []uint8, in, iv, t, f, shffle, out []uint64)
func compressAVX(d *digest, p []uint8) {
var (
in [8]uint64
out [8]uint64
shffle [2]uint64
)
// vector for PSHUFB instruction
shffle[0] = 0x0201000706050403
shffle[1] = 0x0a09080f0e0d0c0b
in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7] = d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7]
blockAVXLoop(p, in[:], iv[:], d.t[:], d.f[:], shffle[:], out[:])
d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7] = out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7]
}

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//+build !noasm !appengine
//
// Minio Cloud Storage, (C) 2016 Minio, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//
// Based on SSE implementation from https://github.com/BLAKE2/BLAKE2/blob/master/sse/blake2b.c
//
// Use github.com/fwessels/asm2plan9s on this file to assemble instructions to their Plan9 equivalent
//
// Assembly code below essentially follows the ROUND macro (see blake2b-round.h) which is defined as:
// #define ROUND(r) \
// LOAD_MSG_ ##r ##_1(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_2(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h); \
// LOAD_MSG_ ##r ##_3(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_4(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
//
// as well as the go equivalent in https://github.com/dchest/blake2b/blob/master/block.go
//
// As in the macro, G1/G2 in the 1st and 2nd half are identical (so literal copy of assembly)
//
// Rounds are also the same, except for the loading of the message (and rounds 1 & 11 and
// rounds 2 & 12 are identical)
//
#define G1 \
\ // G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1);
LONG $0xd479c1c4; BYTE $0xc0 \ // VPADDQ XMM0,XMM0,XMM8 /* v0 += m[0], v1 += m[2] */
LONG $0xd471c1c4; BYTE $0xc9 \ // VPADDQ XMM1,XMM1,XMM9 /* v2 += m[4], v3 += m[6] */
LONG $0xc2d4f9c5 \ // VPADDQ XMM0,XMM0,XMM2 /* v0 += v4, v1 += v5 */
LONG $0xcbd4f1c5 \ // VPADDQ XMM1,XMM1,XMM3 /* v2 += v6, v3 += v7 */
LONG $0xf0efc9c5 \ // VPXOR XMM6,XMM6,XMM0 /* v12 ^= v0, v13 ^= v1 */
LONG $0xf9efc1c5 \ // VPXOR XMM7,XMM7,XMM1 /* v14 ^= v2, v15 ^= v3 */
LONG $0xf670f9c5; BYTE $0xb1 \ // VPSHUFD XMM6,XMM6,0xb1 /* v12 = v12<<(64-32) | v12>>32, v13 = v13<<(64-32) | v13>>32 */
LONG $0xff70f9c5; BYTE $0xb1 \ // VPSHUFD XMM7,XMM7,0xb1 /* v14 = v14<<(64-32) | v14>>32, v15 = v15<<(64-32) | v15>>32 */
LONG $0xe6d4d9c5 \ // VPADDQ XMM4,XMM4,XMM6 /* v8 += v12, v9 += v13 */
LONG $0xefd4d1c5 \ // VPADDQ XMM5,XMM5,XMM7 /* v10 += v14, v11 += v15 */
LONG $0xd4efe9c5 \ // VPXOR XMM2,XMM2,XMM4 /* v4 ^= v8, v5 ^= v9 */
LONG $0xddefe1c5 \ // VPXOR XMM3,XMM3,XMM5 /* v6 ^= v10, v7 ^= v11 */
LONG $0x0069c2c4; BYTE $0xd4 \ // VPSHUFB XMM2,XMM2,XMM12 /* v4 = v4<<(64-24) | v4>>24, v5 = v5<<(64-24) | v5>>24 */
LONG $0x0061c2c4; BYTE $0xdc // VPSHUFB XMM3,XMM3,XMM12 /* v6 = v6<<(64-24) | v6>>24, v7 = v7<<(64-24) | v7>>24 */
#define G2 \
\ // G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1);
LONG $0xd479c1c4; BYTE $0xc2 \ // VPADDQ XMM0,XMM0,XMM10 /* v0 += m[1], v1 += m[3] */
LONG $0xd471c1c4; BYTE $0xcb \ // VPADDQ XMM1,XMM1,XMM11 /* v2 += m[5], v3 += m[7] */
LONG $0xc2d4f9c5 \ // VPADDQ XMM0,XMM0,XMM2 /* v0 += v4, v1 += v5 */
LONG $0xcbd4f1c5 \ // VPADDQ XMM1,XMM1,XMM3 /* v2 += v6, v3 += v7 */
LONG $0xf0efc9c5 \ // VPXOR XMM6,XMM6,XMM0 /* v12 ^= v0, v13 ^= v1 */
LONG $0xf9efc1c5 \ // VPXOR XMM7,XMM7,XMM1 /* v14 ^= v2, v15 ^= v3 */
LONG $0xf670fbc5; BYTE $0x39 \ // VPSHUFLW XMM6,XMM6,0x39 /* combined with next ... */
LONG $0xf670fac5; BYTE $0x39 \ // VPSHUFHW XMM6,XMM6,0x39 /* v12 = v12<<(64-16) | v12>>16, v13 = v13<<(64-16) | v13>>16 */
LONG $0xff70fbc5; BYTE $0x39 \ // VPSHUFLW XMM7,XMM7,0x39 /* combined with next ... */
LONG $0xff70fac5; BYTE $0x39 \ // VPSHUFHW XMM7,XMM7,0x39 /* v14 = v14<<(64-16) | v14>>16, v15 = v15<<(64-16) | v15>>16 */
LONG $0xe6d4d9c5 \ // VPADDQ XMM4,XMM4,XMM6 /* v8 += v12, v9 += v13 */
LONG $0xefd4d1c5 \ // VPADDQ XMM5,XMM5,XMM7 /* v10 += v14, v11 += v15 */
LONG $0xd4efe9c5 \ // VPXOR XMM2,XMM2,XMM4 /* v4 ^= v8, v5 ^= v9 */
LONG $0xddefe1c5 \ // VPXOR XMM3,XMM3,XMM5 /* v6 ^= v10, v7 ^= v11 */
LONG $0xfad469c5 \ // VPADDQ XMM15,XMM2,XMM2 /* temp reg = reg*2 */
LONG $0xd273e9c5; BYTE $0x3f \ // VPSRLQ XMM2,XMM2,0x3f /* reg = reg>>63 */
LONG $0xef69c1c4; BYTE $0xd7 \ // VPXOR XMM2,XMM2,XMM15 /* ORed together: v4 = v4<<(64-63) | v4>>63, v5 = v5<<(64-63) | v5>>63 */
LONG $0xfbd461c5 \ // VPADDQ XMM15,XMM3,XMM3 /* temp reg = reg*2 */
LONG $0xd373e1c5; BYTE $0x3f \ // VPSRLQ XMM3,XMM3,0x3f /* reg = reg>>63 */
LONG $0xef61c1c4; BYTE $0xdf // VPXOR XMM3,XMM3,XMM15 /* ORed together: v6 = v6<<(64-63) | v6>>63, v7 = v7<<(64-63) | v7>>63 */
#define DIAGONALIZE \
\ // DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
MOVOU X6, X13 \ /* t0 = row4l;\ */
MOVOU X2, X14 \ /* t1 = row2l;\ */
MOVOU X4, X6 \ /* row4l = row3l;\ */
MOVOU X5, X4 \ /* row3l = row3h;\ */
MOVOU X6, X5 \ /* row3h = row4l;\ */
LONG $0x6c1141c4; BYTE $0xfd \ // VPUNPCKLQDQ XMM15, XMM13, XMM13 /* _mm_unpacklo_epi64(t0, t0) */
LONG $0x6d41c1c4; BYTE $0xf7 \ // VPUNPCKHQDQ XMM6, XMM7, XMM15 /* row4l = _mm_unpackhi_epi64(row4h, ); \ */
LONG $0xff6c41c5 \ // VPUNPCKLQDQ XMM15, XMM7, XMM7 /* _mm_unpacklo_epi64(row4h, row4h) */
LONG $0x6d11c1c4; BYTE $0xff \ // VPUNPCKHQDQ XMM7, XMM13, XMM15 /* row4h = _mm_unpackhi_epi64(t0, ); \ */
LONG $0xfb6c61c5 \ // VPUNPCKLQDQ XMM15, XMM3, XMM3 /* _mm_unpacklo_epi64(row2h, row2h) */
LONG $0x6d69c1c4; BYTE $0xd7 \ // VPUNPCKHQDQ XMM2, XMM2, XMM15 /* row2l = _mm_unpackhi_epi64(row2l, ); \ */
LONG $0x6c0941c4; BYTE $0xfe \ // VPUNPCKLQDQ XMM15, XMM14, XMM14 /* _mm_unpacklo_epi64(t1, t1) */
LONG $0x6d61c1c4; BYTE $0xdf // VPUNPCKHQDQ XMM3, XMM3, XMM15 /* row2h = _mm_unpackhi_epi64(row2h, ) */
#define UNDIAGONALIZE \
\ // UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
MOVOU X4, X13 \ /* t0 = row3l;\ */
MOVOU X5, X4 \ /* row3l = row3h;\ */
MOVOU X13, X5 \ /* row3h = t0;\ */
MOVOU X2, X13 \ /* t0 = row2l;\ */
MOVOU X6, X14 \ /* t1 = row4l;\ */
LONG $0xfa6c69c5 \ // VPUNPCKLQDQ XMM15, XMM2, XMM2 /* _mm_unpacklo_epi64(row2l, row2l) */
LONG $0x6d61c1c4; BYTE $0xd7 \ // VPUNPCKHQDQ XMM2, XMM3, XMM15 /* row2l = _mm_unpackhi_epi64(row2h, ); \ */
LONG $0xfb6c61c5 \ // VPUNPCKLQDQ XMM15, XMM3, XMM3 /* _mm_unpacklo_epi64(row2h, row2h) */
LONG $0x6d11c1c4; BYTE $0xdf \ // VPUNPCKHQDQ XMM3, XMM13, XMM15 /* row2h = _mm_unpackhi_epi64(t0, ); \ */
LONG $0xff6c41c5 \ // VPUNPCKLQDQ XMM15, XMM7, XMM7 /* _mm_unpacklo_epi64(row4h, row4h) */
LONG $0x6d49c1c4; BYTE $0xf7 \ // VPUNPCKHQDQ XMM6, XMM6, XMM15 /* row4l = _mm_unpackhi_epi64(row4l, ); \ */
LONG $0x6c0941c4; BYTE $0xfe \ // VPUNPCKLQDQ XMM15, XMM14, XMM14 /* _mm_unpacklo_epi64(t1, t1) */
LONG $0x6d41c1c4; BYTE $0xff // VPUNPCKHQDQ XMM7, XMM7, XMM15 /* row4h = _mm_unpackhi_epi64(row4h, ) */
#define LOAD_SHUFFLE \
\ // Load shuffle value
MOVQ shffle+120(FP), SI \ // SI: &shuffle
MOVOU 0(SI), X12 // X12 = 03040506 07000102 0b0c0d0e 0f08090a
// func blockAVXLoop(p []uint8, in, iv, t, f, shffle, out []uint64)
TEXT ·blockAVXLoop(SB), 7, $0
// REGISTER USE
// R8: loop counter
// DX: message pointer
// SI: temp pointer for loading
// X0 - X7: v0 - v15
// X8 - X11: m[0] - m[7]
// X12: shuffle value
// X13 - X15: temp registers
// Load digest
MOVQ in+24(FP), SI // SI: &in
MOVOU 0(SI), X0 // X0 = in[0]+in[1] /* row1l = LOAD( &S->h[0] ); */
MOVOU 16(SI), X1 // X1 = in[2]+in[3] /* row1h = LOAD( &S->h[2] ); */
MOVOU 32(SI), X2 // X2 = in[4]+in[5] /* row2l = LOAD( &S->h[4] ); */
MOVOU 48(SI), X3 // X3 = in[6]+in[7] /* row2h = LOAD( &S->h[6] ); */
// Already store digest into &out (so we can reload it later generically)
MOVQ out+144(FP), SI // SI: &out
MOVOU X0, 0(SI) // out[0]+out[1] = X0
MOVOU X1, 16(SI) // out[2]+out[3] = X1
MOVOU X2, 32(SI) // out[4]+out[5] = X2
MOVOU X3, 48(SI) // out[6]+out[7] = X3
// Initialize message pointer and loop counter
MOVQ message+0(FP), DX // DX: &p (message)
MOVQ message_len+8(FP), R8 // R8: len(message)
SHRQ $7, R8 // len(message) / 128
CMPQ R8, $0
JEQ complete
loop:
// Increment counter
MOVQ t+72(FP), SI // SI: &t
MOVQ 0(SI), R9
ADDQ $128, R9 // /* d.t[0] += BlockSize */
MOVQ R9, 0(SI)
CMPQ R9, $128 // /* if d.t[0] < BlockSize { */
JGE noincr
MOVQ 8(SI), R9
ADDQ $1, R9 // /* d.t[1]++ */
MOVQ R9, 8(SI)
noincr: // /* } */
// Load initialization vector
MOVQ iv+48(FP), SI // SI: &iv
MOVOU 0(SI), X4 // X4 = iv[0]+iv[1] /* row3l = LOAD( &blake2b_IV[0] ); */
MOVOU 16(SI), X5 // X5 = iv[2]+iv[3] /* row3h = LOAD( &blake2b_IV[2] ); */
MOVOU 32(SI), X6 // X6 = iv[4]+iv[5] /* LOAD( &blake2b_IV[4] ) */
MOVOU 48(SI), X7 // X7 = iv[6]+iv[7] /* LOAD( &blake2b_IV[6] ) */
MOVQ t+72(FP), SI // SI: &t
MOVOU 0(SI), X8 // X8 = t[0]+t[1] /* LOAD( &S->t[0] ) */
PXOR X8, X6 // X6 = X6 ^ X8 /* row4l = _mm_xor_si128( , ); */
MOVQ t+96(FP), SI // SI: &f
MOVOU 0(SI), X8 // X8 = f[0]+f[1] /* LOAD( &S->f[0] ) */
PXOR X8, X7 // X7 = X7 ^ X8 /* row4h = _mm_xor_si128( , ); */
///////////////////////////////////////////////////////////////////////////
// R O U N D 1
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+m[1]
MOVOU 16(DX), X13 // X13 = m[2]+m[3]
MOVOU 32(DX), X14 // X14 = m[4]+m[5]
MOVOU 48(DX), X15 // X15 = m[6]+m[7]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[0], m[2] */
LONG $0x6c0941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM14, XMM15 /* m[4], m[6] */
LONG $0x6d1941c4; BYTE $0xd5 // VPUNPCKHQDQ XMM10, XMM12, XMM13 /* m[1], m[3] */
LONG $0x6d0941c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM14, XMM15 /* m[5], m[7] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[8],m[10] */
LONG $0x6c0941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM14, XMM15 /* m[12],m[14] */
LONG $0x6d1941c4; BYTE $0xd5 // VPUNPCKHQDQ XMM10, XMM12, XMM13 /* m[9],m[11] */
LONG $0x6d0941c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM14, XMM15 /* m[13],m[15] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 2
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 112(DX), X12 // X12 = m[14]+m[15]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[14], m[4] */
LONG $0x6d0941c4; BYTE $0xcf // VPUNPCKHQDQ XMM9, XMM14, XMM15 /* m[9], m[13] */
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 48(DX), X15 // X15 = m[6]+ m[7]
LONG $0x6c1141c4; BYTE $0xd6 // VPUNPCKLQDQ XMM10, XMM13, XMM14 /* m[10], m[8] */
LONG $0x0f0143c4; WORD $0x08dc // VPALIGNR XMM11, XMM15, XMM12, 0x8 /* m[15], m[6] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
LONG $0x0f1943c4; WORD $0x08c4 // VPALIGNR XMM8, XMM12, XMM12, 0x8 /* m[1], m[0] */
LONG $0x6d0941c4; BYTE $0xcd // VPUNPCKHQDQ XMM9, XMM14, XMM13 /* m[11], m[5] */
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
LONG $0x6c0941c4; BYTE $0xd4 // VPUNPCKLQDQ XMM10, XMM14, XMM12 /* m[12], m[2] */
LONG $0x6d1141c4; BYTE $0xdc // VPUNPCKHQDQ XMM11, XMM13, XMM12 /* m[7], m[3] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 3
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 32(DX), X12 // X12 = m[4]+ m[5]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x0f0943c4; WORD $0x08c5 // VPALIGNR XMM8, XMM14, XMM13, 0x8 /* m[11], m[12] */
LONG $0x6d1941c4; BYTE $0xcf // VPUNPCKHQDQ XMM9, XMM12, XMM15 /* m[5], m[15] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 64(DX), X15 // X15 = m[8]+ m[9]
LONG $0x6c0141c4; BYTE $0xd4 // VPUNPCKLQDQ XMM10, XMM15, XMM12 /* m[8], m[0] */
LONG $0x6d0941c4; BYTE $0xde // VPUNPCKHQDQ XMM11, XMM14, XMM14 /* ___, m[13] */
LONG $0x6c1141c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM13, XMM11 /* m[2], ___ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6d1941c4; BYTE $0xc4 // VPUNPCKHQDQ XMM8, XMM12, XMM12 /* ___, m[3] */
LONG $0x6c0141c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM15, XMM8 /* m[10], ___ */
LONG $0x6d1141c4; BYTE $0xce // VPUNPCKHQDQ XMM9, XMM13, XMM14 /* m[7], m[9] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X14 // X14 = m[4]+ m[5]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6c0141c4; BYTE $0xd5 // VPUNPCKLQDQ XMM10, XMM15, XMM13 /* m[14], m[6] */
LONG $0x0f0943c4; WORD $0x08dc // VPALIGNR XMM11, XMM14, XMM12, 0x8 /* m[1], m[4] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 4
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
LONG $0x6d1141c4; BYTE $0xc4 // VPUNPCKHQDQ XMM8, XMM13, XMM12 /* m[7], m[3] */
LONG $0x6d0141c4; BYTE $0xce // VPUNPCKHQDQ XMM9, XMM15, XMM14 /* m[13], m[11] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 112(DX), X14 // X14 = m[14]+m[15]
LONG $0x6d1141c4; BYTE $0xd4 // VPUNPCKHQDQ XMM10, XMM13, XMM12 /* m[9], m[1] */
LONG $0x6c0141c4; BYTE $0xde // VPUNPCKLQDQ XMM11, XMM15, XMM14 /* m[12], m[14] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d1141c4; BYTE $0xc5 // VPUNPCKHQDQ XMM8, XMM13, XMM13 /* ___, m[5] */
LONG $0x6c1941c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM12, XMM8 /* m[2], ____ */
LONG $0x6d0141c4; BYTE $0xcf // VPUNPCKHQDQ XMM9, XMM15, XMM15 /* ___, m[15] */
LONG $0x6c1141c4; BYTE $0xc9 // VPUNPCKLQDQ XMM9, XMM13, XMM9 /* m[4], ____ */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X15 // X15 = m[8]+ m[9]
LONG $0x6c1141c4; BYTE $0xd6 // VPUNPCKLQDQ XMM10, XMM13, XMM14 /* m[6], m[10] */
LONG $0x6c1941c4; BYTE $0xdf // VPUNPCKLQDQ XMM11, XMM12, XMM15 /* m[0], m[8] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 5
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6d0941c4; BYTE $0xc5 // VPUNPCKHQDQ XMM8, XMM14, XMM13 /* m[9], m[5] */
LONG $0x6c1941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM12, XMM15 /* m[2], m[10] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0941c4; BYTE $0xd6 // VPUNPCKHQDQ XMM10, XMM14, XMM14 /* ___, m[7] */
LONG $0x6c1941c4; BYTE $0xd2 // VPUNPCKLQDQ XMM10, XMM12, XMM10 /* m[0], ____ */
LONG $0x6d0141c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM15, XMM15 /* ___, m[15] */
LONG $0x6c1141c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM13, XMM11 /* m[4], ____ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0941c4; BYTE $0xc6 // VPUNPCKHQDQ XMM8, XMM14, XMM14 /* ___, m[11] */
LONG $0x6c0141c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM15, XMM8 /* m[14], ____ */
LONG $0x6d1941c4; BYTE $0xcc // VPUNPCKHQDQ XMM9, XMM12, XMM12 /* ___, m[3] */
LONG $0x6c1141c4; BYTE $0xc9 // VPUNPCKLQDQ XMM9, XMM13, XMM9 /* m[6], ____ */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
LONG $0x0f0943c4; WORD $0x08d4 // VPALIGNR XMM10, XMM14, XMM12, 0x8 /* m[1], m[12] */
LONG $0x6d0941c4; BYTE $0xde // VPUNPCKHQDQ XMM11, XMM14, XMM14 /* ___, m[13] */
LONG $0x6c1141c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM13, XMM11 /* m[8], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 6
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 64(DX), X15 // X15 = m[8]+ m[9]
LONG $0x6c1141c4; BYTE $0xc6 // VPUNPCKLQDQ XMM8, XMM13, XMM14 /* m[2], m[6] */
LONG $0x6c1941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM12, XMM15 /* m[0], m[8] */
MOVOU 80(DX), X12 // X12 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
LONG $0x6c0941c4; BYTE $0xd4 // VPUNPCKLQDQ XMM10, XMM14, XMM12 /* m[12], m[10] */
LONG $0x6d1941c4; BYTE $0xdd // VPUNPCKHQDQ XMM11, XMM12, XMM13 /* m[11], m[3] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0941c4; BYTE $0xc6 // VPUNPCKHQDQ XMM8, XMM14, XMM14 /* ___, m[7] */
LONG $0x6c1141c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM13, XMM8 /* m[4], ____ */
LONG $0x6d0141c4; BYTE $0xcc // VPUNPCKHQDQ XMM9, XMM15, XMM12 /* m[15], m[1] */
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
LONG $0x6d0941c4; BYTE $0xd5 // VPUNPCKHQDQ XMM10, XMM14, XMM13 /* m[13], m[5] */
LONG $0x6d1941c4; BYTE $0xdc // VPUNPCKHQDQ XMM11, XMM12, XMM12 /* ___, m[9] */
LONG $0x6c0141c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM15, XMM11 /* m[14], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 7
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d1941c4; BYTE $0xc4 // VPUNPCKHQDQ XMM8, XMM12, XMM12 /* ___, m[1] */
LONG $0x6c0941c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM14, XMM8 /* m[12], ____ */
LONG $0x6c0141c4; BYTE $0xcd // VPUNPCKLQDQ XMM9, XMM15, XMM13 /* m[14], m[4] */
MOVOU 80(DX), X12 // X12 = m[10]+m[11]
LONG $0x6d1141c4; BYTE $0xd7 // VPUNPCKHQDQ XMM10, XMM13, XMM15 /* m[5], m[15] */
LONG $0x0f1943c4; WORD $0x08de // VPALIGNR XMM11, XMM12, XMM14, 0x8 /* m[13], m[10] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[0], m[6] */
LONG $0x0f0943c4; WORD $0x08ce // VPALIGNR XMM9, XMM14, XMM14, 0x8 /* m[9], m[8] */
MOVOU 16(DX), X14 // X14 = m[2]+ m[3]
LONG $0x6d1141c4; BYTE $0xd6 // VPUNPCKHQDQ XMM10, XMM13, XMM14 /* m[7], m[3] */
LONG $0x6d0141c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM15, XMM15 /* ___, m[11] */
LONG $0x6c0941c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM14, XMM11 /* m[2], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 8
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0941c4; BYTE $0xc5 // VPUNPCKHQDQ XMM8, XMM14, XMM13 /* m[13], m[7] */
LONG $0x6d1941c4; BYTE $0xcc // VPUNPCKHQDQ XMM9, XMM12, XMM12 /* ___, m[3] */
LONG $0x6c0941c4; BYTE $0xc9 // VPUNPCKLQDQ XMM9, XMM14, XMM9 /* m[12], ____ */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
LONG $0x0f0143c4; WORD $0x08d6 // VPALIGNR XMM10, XMM15, XMM14, 0x8 /* m[11], m[14] */
LONG $0x6d1941c4; BYTE $0xdd // VPUNPCKHQDQ XMM11, XMM12, XMM13 /* m[1], m[9] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d1141c4; BYTE $0xc7 // VPUNPCKHQDQ XMM8, XMM13, XMM15 /* m[5], m[15] */
LONG $0x6c0941c4; BYTE $0xcc // VPUNPCKLQDQ XMM9, XMM14, XMM12 /* m[8], m[2] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6c1941c4; BYTE $0xd5 // VPUNPCKLQDQ XMM10, XMM12, XMM13 /* m[0], m[4] */
LONG $0x6c0941c4; BYTE $0xdf // VPUNPCKLQDQ XMM11, XMM14, XMM15 /* m[6], m[10] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 9
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6c1141c4; BYTE $0xc7 // VPUNPCKLQDQ XMM8, XMM13, XMM15 /* m[6], m[14] */
LONG $0x0f1943c4; WORD $0x08ce // VPALIGNR XMM9, XMM12, XMM14, 0x8 /* m[11], m[0] */
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
LONG $0x6d0141c4; BYTE $0xd6 // VPUNPCKHQDQ XMM10, XMM15, XMM14 /* m[15], m[9] */
LONG $0x0f0943c4; WORD $0x08dd // VPALIGNR XMM11, XMM14, XMM13, 0x8 /* m[3], m[8] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
LONG $0x6d0141c4; BYTE $0xc7 // VPUNPCKHQDQ XMM8, XMM15, XMM15 /* ___, m[13] */
LONG $0x6c0141c4; BYTE $0xc0 // VPUNPCKLQDQ XMM8, XMM15, XMM8 /* m[12], ____ */
LONG $0x0f0943c4; WORD $0x08cc // VPALIGNR XMM9, XMM14, XMM12, 0x8 /* m[1], m[10] */
MOVOU 32(DX), X12 // X12 = m[4]+ m[5]
MOVOU 48(DX), X15 // X15 = m[6]+ m[7]
LONG $0x6d0141c4; BYTE $0xd7 // VPUNPCKHQDQ XMM10, XMM15, XMM15 /* ___, m[7] */
LONG $0x6c1141c4; BYTE $0xd2 // VPUNPCKLQDQ XMM10, XMM13, XMM10 /* m[2], ____ */
LONG $0x6d1941c4; BYTE $0xdc // VPUNPCKHQDQ XMM11, XMM12, XMM12 /* ___, m[5] */
LONG $0x6c1941c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM12, XMM11 /* m[4], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 0
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6c0141c4; BYTE $0xc6 // VPUNPCKLQDQ XMM8, XMM15, XMM14 /* m[10], m[8] */
LONG $0x6d1141c4; BYTE $0xcc // VPUNPCKHQDQ XMM9, XMM13, XMM12 /* m[7], m[1] */
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X14 // X14 = m[4]+ m[5]
LONG $0x6c1941c4; BYTE $0xd6 // VPUNPCKLQDQ XMM10, XMM12, XMM14 /* m[2], m[4] */
LONG $0x6d0941c4; BYTE $0xde // VPUNPCKHQDQ XMM11, XMM14, XMM14 /* ___, m[5] */
LONG $0x6c1141c4; BYTE $0xdb // VPUNPCKLQDQ XMM11, XMM13, XMM11 /* m[6], ____ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0141c4; BYTE $0xc5 // VPUNPCKHQDQ XMM8, XMM15, XMM13 /* m[15], m[9] */
LONG $0x6d1941c4; BYTE $0xce // VPUNPCKHQDQ XMM9, XMM12, XMM14 /* m[3], m[13] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
LONG $0x0f0143c4; WORD $0x08d5 // VPALIGNR XMM10, XMM15, XMM13, 0x8 /* m[11], m[14] */
LONG $0x6c0941c4; BYTE $0xdc // VPUNPCKLQDQ XMM11, XMM14, XMM12 /* m[12], m[0] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 1
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+m[1]
MOVOU 16(DX), X13 // X13 = m[2]+m[3]
MOVOU 32(DX), X14 // X14 = m[4]+m[5]
MOVOU 48(DX), X15 // X15 = m[6]+m[7]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[0], m[2] */
LONG $0x6c0941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM14, XMM15 /* m[4], m[6] */
LONG $0x6d1941c4; BYTE $0xd5 // VPUNPCKHQDQ XMM10, XMM12, XMM13 /* m[1], m[3] */
LONG $0x6d0941c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM14, XMM15 /* m[5], m[7] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[8],m[10] */
LONG $0x6c0941c4; BYTE $0xcf // VPUNPCKLQDQ XMM9, XMM14, XMM15 /* m[12],m[14] */
LONG $0x6d1941c4; BYTE $0xd5 // VPUNPCKHQDQ XMM10, XMM12, XMM13 /* m[9],m[11] */
LONG $0x6d0941c4; BYTE $0xdf // VPUNPCKHQDQ XMM11, XMM14, XMM15 /* m[13],m[15] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 2
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 112(DX), X12 // X12 = m[14]+m[15]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
LONG $0x6c1941c4; BYTE $0xc5 // VPUNPCKLQDQ XMM8, XMM12, XMM13 /* m[14], m[4] */
LONG $0x6d0941c4; BYTE $0xcf // VPUNPCKHQDQ XMM9, XMM14, XMM15 /* m[9], m[13] */
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 48(DX), X15 // X15 = m[6]+ m[7]
LONG $0x6c1141c4; BYTE $0xd6 // VPUNPCKLQDQ XMM10, XMM13, XMM14 /* m[10], m[8] */
LONG $0x0f0143c4; WORD $0x08dc // VPALIGNR XMM11, XMM15, XMM12, 0x8 /* m[15], m[6] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
LONG $0x0f1943c4; WORD $0x08c4 // VPALIGNR XMM8, XMM12, XMM12, 0x8 /* m[1], m[0] */
LONG $0x6d0941c4; BYTE $0xcd // VPUNPCKHQDQ XMM9, XMM14, XMM13 /* m[11], m[5] */
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
LONG $0x6c0941c4; BYTE $0xd4 // VPUNPCKLQDQ XMM10, XMM14, XMM12 /* m[12], m[2] */
LONG $0x6d1141c4; BYTE $0xdc // VPUNPCKHQDQ XMM11, XMM13, XMM12 /* m[7], m[3] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
// Reload digest (most current value store in &out)
MOVQ out+144(FP), SI // SI: &in
MOVOU 0(SI), X12 // X12 = in[0]+in[1] /* row1l = LOAD( &S->h[0] ); */
MOVOU 16(SI), X13 // X13 = in[2]+in[3] /* row1h = LOAD( &S->h[2] ); */
MOVOU 32(SI), X14 // X14 = in[4]+in[5] /* row2l = LOAD( &S->h[4] ); */
MOVOU 48(SI), X15 // X15 = in[6]+in[7] /* row2h = LOAD( &S->h[6] ); */
// Final computations and prepare for storing
PXOR X4, X0 // X0 = X0 ^ X4 /* row1l = _mm_xor_si128( row3l, row1l ); */
PXOR X5, X1 // X1 = X1 ^ X5 /* row1h = _mm_xor_si128( row3h, row1h ); */
PXOR X12, X0 // X0 = X0 ^ X12 /* STORE( &S->h[0], _mm_xor_si128( LOAD( &S->h[0] ), row1l ) ); */
PXOR X13, X1 // X1 = X1 ^ X13 /* STORE( &S->h[2], _mm_xor_si128( LOAD( &S->h[2] ), row1h ) ); */
PXOR X6, X2 // X2 = X2 ^ X6 /* row2l = _mm_xor_si128( row4l, row2l ); */
PXOR X7, X3 // X3 = X3 ^ X7 /* row2h = _mm_xor_si128( row4h, row2h ); */
PXOR X14, X2 // X2 = X2 ^ X14 /* STORE( &S->h[4], _mm_xor_si128( LOAD( &S->h[4] ), row2l ) ); */
PXOR X15, X3 // X3 = X3 ^ X15 /* STORE( &S->h[6], _mm_xor_si128( LOAD( &S->h[6] ), row2h ) ); */
// Store digest into &out
MOVQ out+144(FP), SI // SI: &out
MOVOU X0, 0(SI) // out[0]+out[1] = X0
MOVOU X1, 16(SI) // out[2]+out[3] = X1
MOVOU X2, 32(SI) // out[4]+out[5] = X2
MOVOU X3, 48(SI) // out[6]+out[7] = X3
// Increment message pointer and check if there's more to do
ADDQ $128, DX // message += 128
SUBQ $1, R8
JNZ loop
complete:
RET

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//+build !noasm
//+build !appengine
/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blake2b
//go:noescape
func blockSSELoop(p []uint8, in, iv, t, f, shffle, out []uint64)
func compressSSE(d *digest, p []uint8) {
var (
in [8]uint64
out [8]uint64
shffle [2]uint64
)
// vector for PSHUFB instruction
shffle[0] = 0x0201000706050403
shffle[1] = 0x0a09080f0e0d0c0b
in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7] = d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7]
blockSSELoop(p, in[:], iv[:], d.t[:], d.f[:], shffle[:], out[:])
d.h[0], d.h[1], d.h[2], d.h[3], d.h[4], d.h[5], d.h[6], d.h[7] = out[0], out[1], out[2], out[3], out[4], out[5], out[6], out[7]
}

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//+build !noasm !appengine
//
// Minio Cloud Storage, (C) 2016 Minio, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//
// Based on SSE implementation from https://github.com/BLAKE2/BLAKE2/blob/master/sse/blake2b.c
//
// Use github.com/fwessels/asm2plan9s on this file to assemble instructions to their Plan9 equivalent
//
// Assembly code below essentially follows the ROUND macro (see blake2b-round.h) which is defined as:
// #define ROUND(r) \
// LOAD_MSG_ ##r ##_1(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_2(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h); \
// LOAD_MSG_ ##r ##_3(b0, b1); \
// G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// LOAD_MSG_ ##r ##_4(b0, b1); \
// G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \
// UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
//
// as well as the go equivalent in https://github.com/dchest/blake2b/blob/master/block.go
//
// As in the macro, G1/G2 in the 1st and 2nd half are identical (so literal copy of assembly)
//
// Rounds are also the same, except for the loading of the message (and rounds 1 & 11 and
// rounds 2 & 12 are identical)
//
#define G1 \
\ // G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1);
LONG $0xd40f4166; BYTE $0xc0 \ // PADDQ XMM0,XMM8 /* v0 += m[0], v1 += m[2] */
LONG $0xd40f4166; BYTE $0xc9 \ // PADDQ XMM1,XMM9 /* v2 += m[4], v3 += m[6] */
LONG $0xc2d40f66 \ // PADDQ XMM0,XMM2 /* v0 += v4, v1 += v5 */
LONG $0xcbd40f66 \ // PADDQ XMM1,XMM3 /* v2 += v6, v3 += v7 */
LONG $0xf0ef0f66 \ // PXOR XMM6,XMM0 /* v12 ^= v0, v13 ^= v1 */
LONG $0xf9ef0f66 \ // PXOR XMM7,XMM1 /* v14 ^= v2, v15 ^= v3 */
LONG $0xf6700f66; BYTE $0xb1 \ // PSHUFD XMM6,XMM6,0xb1 /* v12 = v12<<(64-32) | v12>>32, v13 = v13<<(64-32) | v13>>32 */
LONG $0xff700f66; BYTE $0xb1 \ // PSHUFD XMM7,XMM7,0xb1 /* v14 = v14<<(64-32) | v14>>32, v15 = v15<<(64-32) | v15>>32 */
LONG $0xe6d40f66 \ // PADDQ XMM4,XMM6 /* v8 += v12, v9 += v13 */
LONG $0xefd40f66 \ // PADDQ XMM5,XMM7 /* v10 += v14, v11 += v15 */
LONG $0xd4ef0f66 \ // PXOR XMM2,XMM4 /* v4 ^= v8, v5 ^= v9 */
LONG $0xddef0f66 \ // PXOR XMM3,XMM5 /* v6 ^= v10, v7 ^= v11 */
LONG $0x380f4166; WORD $0xd400 \ // PSHUFB XMM2,XMM12 /* v4 = v4<<(64-24) | v4>>24, v5 = v5<<(64-24) | v5>>24 */
LONG $0x380f4166; WORD $0xdc00 // PSHUFB XMM3,XMM12 /* v6 = v6<<(64-24) | v6>>24, v7 = v7<<(64-24) | v7>>24 */
#define G2 \
\ // G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1);
LONG $0xd40f4166; BYTE $0xc2 \ // PADDQ XMM0,XMM10 /* v0 += m[1], v1 += m[3] */
LONG $0xd40f4166; BYTE $0xcb \ // PADDQ XMM1,XMM11 /* v2 += m[5], v3 += m[7] */
LONG $0xc2d40f66 \ // PADDQ XMM0,XMM2 /* v0 += v4, v1 += v5 */
LONG $0xcbd40f66 \ // PADDQ XMM1,XMM3 /* v2 += v6, v3 += v7 */
LONG $0xf0ef0f66 \ // PXOR XMM6,XMM0 /* v12 ^= v0, v13 ^= v1 */
LONG $0xf9ef0f66 \ // PXOR XMM7,XMM1 /* v14 ^= v2, v15 ^= v3 */
LONG $0xf6700ff2; BYTE $0x39 \ // PSHUFLW XMM6,XMM6,0x39 /* combined with next ... */
LONG $0xf6700ff3; BYTE $0x39 \ // PSHUFHW XMM6,XMM6,0x39 /* v12 = v12<<(64-16) | v12>>16, v13 = v13<<(64-16) | v13>>16 */
LONG $0xff700ff2; BYTE $0x39 \ // PSHUFLW XMM7,XMM7,0x39 /* combined with next ... */
LONG $0xff700ff3; BYTE $0x39 \ // PSHUFHW XMM7,XMM7,0x39 /* v14 = v14<<(64-16) | v14>>16, v15 = v15<<(64-16) | v15>>16 */
LONG $0xe6d40f66 \ // PADDQ XMM4,XMM6 /* v8 += v12, v9 += v13 */
LONG $0xefd40f66 \ // PADDQ XMM5,XMM7 /* v10 += v14, v11 += v15 */
LONG $0xd4ef0f66 \ // PXOR XMM2,XMM4 /* v4 ^= v8, v5 ^= v9 */
LONG $0xddef0f66 \ // PXOR XMM3,XMM5 /* v6 ^= v10, v7 ^= v11 */
MOVOU X2, X15 \
LONG $0xd40f4466; BYTE $0xfa \ // PADDQ XMM15,XMM2 /* temp reg = reg*2 */
LONG $0xd2730f66; BYTE $0x3f \ // PSRLQ XMM2,0x3f /* reg = reg>>63 */
LONG $0xef0f4166; BYTE $0xd7 \ // PXOR XMM2,XMM15 /* ORed together: v4 = v4<<(64-63) | v4>>63, v5 = v5<<(64-63) | v5>>63 */
MOVOU X3, X15 \
LONG $0xd40f4466; BYTE $0xfb \ // PADDQ XMM15,XMM3 /* temp reg = reg*2 */
LONG $0xd3730f66; BYTE $0x3f \ // PSRLQ XMM3,0x3f /* reg = reg>>63 */
LONG $0xef0f4166; BYTE $0xdf // PXOR XMM3,XMM15 /* ORed together: v6 = v6<<(64-63) | v6>>63, v7 = v7<<(64-63) | v7>>63 */
#define DIAGONALIZE \
\ // DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
MOVOU X6, X13 \ /* t0 = row4l;\ */
MOVOU X2, X14 \ /* t1 = row2l;\ */
MOVOU X4, X6 \ /* row4l = row3l;\ */
MOVOU X5, X4 \ /* row3l = row3h;\ */
MOVOU X6, X5 \ /* row3h = row4l;\ */
LONG $0x6c0f4566; BYTE $0xfd \ // PUNPCKLQDQ XMM15, XMM13 /* _mm_unpacklo_epi64(t0, t0) */
MOVOU X7, X6 \
LONG $0x6d0f4166; BYTE $0xf7 \ // PUNPCKHQDQ XMM6, XMM15 /* row4l = _mm_unpackhi_epi64(row4h, ); \ */
LONG $0x6c0f4466; BYTE $0xff \ // PUNPCKLQDQ XMM15, XMM7 /* _mm_unpacklo_epi64(row4h, row4h) */
MOVOU X13, X7 \
LONG $0x6d0f4166; BYTE $0xff \ // PUNPCKHQDQ XMM7, XMM15 /* row4h = _mm_unpackhi_epi64(t0, ); \ */
LONG $0x6c0f4466; BYTE $0xfb \ // PUNPCKLQDQ XMM15, XMM3 /* _mm_unpacklo_epi64(row2h, row2h) */
LONG $0x6d0f4166; BYTE $0xd7 \ // PUNPCKHQDQ XMM2, XMM15 /* row2l = _mm_unpackhi_epi64(row2l, ); \ */
LONG $0x6c0f4566; BYTE $0xfe \ // PUNPCKLQDQ XMM15, XMM14 /* _mm_unpacklo_epi64(t1, t1) */
LONG $0x6d0f4166; BYTE $0xdf // PUNPCKHQDQ XMM3, XMM15 /* row2h = _mm_unpackhi_epi64(row2h, ) */
#define UNDIAGONALIZE \
\ // UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h);
MOVOU X4, X13 \ /* t0 = row3l;\ */
MOVOU X5, X4 \ /* row3l = row3h;\ */
MOVOU X13, X5 \ /* row3h = t0;\ */
MOVOU X2, X13 \ /* t0 = row2l;\ */
MOVOU X6, X14 \ /* t1 = row4l;\ */
LONG $0x6c0f4466; BYTE $0xfa \ // PUNPCKLQDQ XMM15, XMM2 /* _mm_unpacklo_epi64(row2l, row2l) */
MOVOU X3, X2 \
LONG $0x6d0f4166; BYTE $0xd7 \ // PUNPCKHQDQ XMM2, XMM15 /* row2l = _mm_unpackhi_epi64(row2h, ); \ */
LONG $0x6c0f4466; BYTE $0xfb \ // PUNPCKLQDQ XMM15, XMM3 /* _mm_unpacklo_epi64(row2h, row2h) */
MOVOU X13, X3 \
LONG $0x6d0f4166; BYTE $0xdf \ // PUNPCKHQDQ XMM3, XMM15 /* row2h = _mm_unpackhi_epi64(t0, ); \ */
LONG $0x6c0f4466; BYTE $0xff \ // PUNPCKLQDQ XMM15, XMM7 /* _mm_unpacklo_epi64(row4h, row4h) */
LONG $0x6d0f4166; BYTE $0xf7 \ // PUNPCKHQDQ XMM6, XMM15 /* row4l = _mm_unpackhi_epi64(row4l, ); \ */
LONG $0x6c0f4566; BYTE $0xfe \ // PUNPCKLQDQ XMM15, XMM14 /* _mm_unpacklo_epi64(t1, t1) */
LONG $0x6d0f4166; BYTE $0xff // PUNPCKHQDQ XMM7, XMM15 /* row4h = _mm_unpackhi_epi64(row4h, ) */
#define LOAD_SHUFFLE \
\ // Load shuffle value
MOVQ shffle+120(FP), SI \ // SI: &shuffle
MOVOU 0(SI), X12 // X12 = 03040506 07000102 0b0c0d0e 0f08090a
// func blockSSELoop(p []uint8, in, iv, t, f, shffle, out []uint64)
TEXT ·blockSSELoop(SB), 7, $0
// REGISTER USE
// R8: loop counter
// DX: message pointer
// SI: temp pointer for loading
// X0 - X7: v0 - v15
// X8 - X11: m[0] - m[7]
// X12: shuffle value
// X13 - X15: temp registers
// Load digest
MOVQ in+24(FP), SI // SI: &in
MOVOU 0(SI), X0 // X0 = in[0]+in[1] /* row1l = LOAD( &S->h[0] ); */
MOVOU 16(SI), X1 // X1 = in[2]+in[3] /* row1h = LOAD( &S->h[2] ); */
MOVOU 32(SI), X2 // X2 = in[4]+in[5] /* row2l = LOAD( &S->h[4] ); */
MOVOU 48(SI), X3 // X3 = in[6]+in[7] /* row2h = LOAD( &S->h[6] ); */
// Already store digest into &out (so we can reload it later generically)
MOVQ out+144(FP), SI // SI: &out
MOVOU X0, 0(SI) // out[0]+out[1] = X0
MOVOU X1, 16(SI) // out[2]+out[3] = X1
MOVOU X2, 32(SI) // out[4]+out[5] = X2
MOVOU X3, 48(SI) // out[6]+out[7] = X3
// Initialize message pointer and loop counter
MOVQ message+0(FP), DX // DX: &p (message)
MOVQ message_len+8(FP), R8 // R8: len(message)
SHRQ $7, R8 // len(message) / 128
CMPQ R8, $0
JEQ complete
loop:
// Increment counter
MOVQ t+72(FP), SI // SI: &t
MOVQ 0(SI), R9
ADDQ $128, R9 // /* d.t[0] += BlockSize */
MOVQ R9, 0(SI)
CMPQ R9, $128 // /* if d.t[0] < BlockSize { */
JGE noincr
MOVQ 8(SI), R9
ADDQ $1, R9 // /* d.t[1]++ */
MOVQ R9, 8(SI)
noincr: // /* } */
// Load initialization vector
MOVQ iv+48(FP), SI // SI: &iv
MOVOU 0(SI), X4 // X4 = iv[0]+iv[1] /* row3l = LOAD( &blake2b_IV[0] ); */
MOVOU 16(SI), X5 // X5 = iv[2]+iv[3] /* row3h = LOAD( &blake2b_IV[2] ); */
MOVOU 32(SI), X6 // X6 = iv[4]+iv[5] /* LOAD( &blake2b_IV[4] ) */
MOVOU 48(SI), X7 // X7 = iv[6]+iv[7] /* LOAD( &blake2b_IV[6] ) */
MOVQ t+72(FP), SI // SI: &t
MOVOU 0(SI), X8 // X8 = t[0]+t[1] /* LOAD( &S->t[0] ) */
PXOR X8, X6 // X6 = X6 ^ X8 /* row4l = _mm_xor_si128( , ); */
MOVQ t+96(FP), SI // SI: &f
MOVOU 0(SI), X8 // X8 = f[0]+f[1] /* LOAD( &S->f[0] ) */
PXOR X8, X7 // X7 = X7 ^ X8 /* row4h = _mm_xor_si128( , ); */
///////////////////////////////////////////////////////////////////////////
// R O U N D 1
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+m[1]
MOVOU 16(DX), X13 // X13 = m[2]+m[3]
MOVOU 32(DX), X14 // X14 = m[4]+m[5]
MOVOU 48(DX), X15 // X15 = m[6]+m[7]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[0], m[2] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[4], m[6] */
MOVOU X12, X10
LONG $0x6d0f4566; BYTE $0xd5 // PUNPCKHQDQ XMM10, XMM13 /* m[1], m[3] */
MOVOU X14, X11
LONG $0x6d0f4566; BYTE $0xdf // PUNPCKHQDQ XMM11, XMM15 /* m[5], m[7] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[8],m[10] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[12],m[14] */
MOVOU X12, X10
LONG $0x6d0f4566; BYTE $0xd5 // PUNPCKHQDQ XMM10, XMM13 /* m[9],m[11] */
MOVOU X14, X11
LONG $0x6d0f4566; BYTE $0xdf // PUNPCKHQDQ XMM11, XMM15 /* m[13],m[15] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 2
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 112(DX), X12 // X12 = m[14]+m[15]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[14], m[4] */
MOVOU X14, X9
LONG $0x6d0f4566; BYTE $0xcf // PUNPCKHQDQ XMM9, XMM15 /* m[9], m[13] */
MOVOU 80(DX), X10 // X10 = m[10]+m[11]
MOVOU 48(DX), X11 // X11 = m[6]+ m[7]
LONG $0x6c0f4566; BYTE $0xd6 // PUNPCKLQDQ XMM10, XMM14 /* m[10], m[8] */
LONG $0x3a0f4566; WORD $0xdc0f; BYTE $0x08 // PALIGNR XMM11, XMM12, 0x8 /* m[15], m[6] */; ; ; ; ;
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU X12, X8
LONG $0x3a0f4566; WORD $0xc40f; BYTE $0x08 // PALIGNR XMM8, XMM12, 0x8 /* m[1], m[0] */
MOVOU X14, X9
LONG $0x6d0f4566; BYTE $0xcd // PUNPCKHQDQ XMM9, XMM13 /* m[11], m[5] */
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X11 // X11 = m[6]+ m[7]
MOVOU 96(DX), X10 // X10 = m[12]+m[13]
LONG $0x6c0f4566; BYTE $0xd4 // PUNPCKLQDQ XMM10, XMM12 /* m[12], m[2] */
LONG $0x6d0f4566; BYTE $0xdc // PUNPCKHQDQ XMM11, XMM12 /* m[7], m[3] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 3
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 32(DX), X12 // X12 = m[4]+ m[5]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X14, X8
LONG $0x3a0f4566; WORD $0xc50f; BYTE $0x08 // PALIGNR XMM8, XMM13, 0x8 /* m[11], m[12] */
MOVOU X12, X9
LONG $0x6d0f4566; BYTE $0xcf // PUNPCKHQDQ XMM9, XMM15 /* m[5], m[15] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 64(DX), X10 // X10 = m[8]+ m[9]
LONG $0x6c0f4566; BYTE $0xd4 // PUNPCKLQDQ XMM10, XMM12 /* m[8], m[0] */
LONG $0x6d0f4566; BYTE $0xf6 // PUNPCKHQDQ XMM14, XMM14 /* ___, m[13] */
MOVOU X13, X11
LONG $0x6c0f4566; BYTE $0xde // PUNPCKLQDQ XMM11, XMM14 /* m[2], ___ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
MOVOU X12, X9
LONG $0x6d0f4566; BYTE $0xcc // PUNPCKHQDQ XMM9, XMM12 /* ___, m[3] */
MOVOU X15, X8
LONG $0x6c0f4566; BYTE $0xc1 // PUNPCKLQDQ XMM8, XMM9 /* m[10], ___ */
MOVOU X13, X9
LONG $0x6d0f4566; BYTE $0xce // PUNPCKHQDQ XMM9, XMM14 /* m[7], m[9] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X11 // X11 = m[4]+ m[5]
MOVOU 112(DX), X10 // X10 = m[14]+m[15]
LONG $0x6c0f4566; BYTE $0xd5 // PUNPCKLQDQ XMM10, XMM13 /* m[14], m[6] */
LONG $0x3a0f4566; WORD $0xdc0f; BYTE $0x08 // PALIGNR XMM11, XMM12, 0x8 /* m[1], m[4] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 4
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
MOVOU X13, X8
LONG $0x6d0f4566; BYTE $0xc4 // PUNPCKHQDQ XMM8, XMM12 /* m[7], m[3] */
MOVOU X15, X9
LONG $0x6d0f4566; BYTE $0xce // PUNPCKHQDQ XMM9, XMM14 /* m[13], m[11] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 64(DX), X10 // X10 = m[8]+ m[9]
MOVOU 112(DX), X14 // X14 = m[14]+m[15]
LONG $0x6d0f4566; BYTE $0xd4 // PUNPCKHQDQ XMM10, XMM12 /* m[9], m[1] */
MOVOU X15, X11
LONG $0x6c0f4566; BYTE $0xde // PUNPCKLQDQ XMM11, XMM14 /* m[12], m[14] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X13, X9
LONG $0x6d0f4566; BYTE $0xcd // PUNPCKHQDQ XMM9, XMM13 /* ___, m[5] */
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc1 // PUNPCKLQDQ XMM8, XMM9 /* m[2], ____ */
MOVOU X15, X10
LONG $0x6d0f4566; BYTE $0xd7 // PUNPCKHQDQ XMM10, XMM15 /* ___, m[15] */
MOVOU X13, X9
LONG $0x6c0f4566; BYTE $0xca // PUNPCKLQDQ XMM9, XMM10 /* m[4], ____ */
MOVOU 0(DX), X11 // X11 = m[0]+ m[1]
MOVOU 48(DX), X10 // X10 = m[6]+ m[7]
MOVOU 64(DX), X15 // X15 = m[8]+ m[9]
LONG $0x6c0f4566; BYTE $0xd6 // PUNPCKLQDQ XMM10, XMM14 /* m[6], m[10] */
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[0], m[8] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 5
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
MOVOU X14, X8
LONG $0x6d0f4566; BYTE $0xc5 // PUNPCKHQDQ XMM8, XMM13 /* m[9], m[5] */
MOVOU X12, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[2], m[10] */
MOVOU 0(DX), X10 // X10 = m[0]+ m[1]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0f4566; BYTE $0xf6 // PUNPCKHQDQ XMM14, XMM14 /* ___, m[7] */
LONG $0x6c0f4566; BYTE $0xd6 // PUNPCKLQDQ XMM10, XMM14 /* m[0], ____ */
LONG $0x6d0f4566; BYTE $0xff // PUNPCKHQDQ XMM15, XMM15 /* ___, m[15] */
MOVOU X13, X11
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[4], ____ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
LONG $0x6d0f4566; BYTE $0xf6 // PUNPCKHQDQ XMM14, XMM14 /* ___, m[11] */
MOVOU X15, X8
LONG $0x6c0f4566; BYTE $0xc6 // PUNPCKLQDQ XMM8, XMM14 /* m[14], ____ */
LONG $0x6d0f4566; BYTE $0xe4 // PUNPCKHQDQ XMM12, XMM12 /* ___, m[3] */
MOVOU X13, X9
LONG $0x6c0f4566; BYTE $0xcc // PUNPCKLQDQ XMM9, XMM12 /* m[6], ____ */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 64(DX), X11 // X11 = m[8]+ m[9]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU X14, X10
LONG $0x3a0f4566; WORD $0xd40f; BYTE $0x08 // PALIGNR XMM10, XMM12, 0x8 /* m[1], m[12] */
LONG $0x6d0f4566; BYTE $0xf6 // PUNPCKHQDQ XMM14, XMM14 /* ___, m[13] */
LONG $0x6c0f4566; BYTE $0xde // PUNPCKLQDQ XMM11, XMM14 /* m[8], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 6
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 64(DX), X15 // X15 = m[8]+ m[9]
MOVOU X13, X8
LONG $0x6c0f4566; BYTE $0xc6 // PUNPCKLQDQ XMM8, XMM14 /* m[2], m[6] */
MOVOU X12, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[0], m[8] */
MOVOU 80(DX), X12 // X12 = m[10]+m[11]
MOVOU 96(DX), X10 // X10 = m[12]+m[13]
LONG $0x6c0f4566; BYTE $0xd4 // PUNPCKLQDQ XMM10, XMM12 /* m[12], m[10] */
MOVOU X12, X11
LONG $0x6d0f4566; BYTE $0xdd // PUNPCKHQDQ XMM11, XMM13 /* m[11], m[3] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 48(DX), X14 // X14 = m[6]+ m[7]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X14, X9
LONG $0x6d0f4566; BYTE $0xce // PUNPCKHQDQ XMM9, XMM14 /* ___, m[7] */
MOVOU X13, X8
LONG $0x6c0f4566; BYTE $0xc1 // PUNPCKLQDQ XMM8, XMM9 /* m[4], ____ */
MOVOU X15, X9
LONG $0x6d0f4566; BYTE $0xcc // PUNPCKHQDQ XMM9, XMM12 /* m[15], m[1] */
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 96(DX), X10 // X10 = m[12]+m[13]
LONG $0x6d0f4566; BYTE $0xd5 // PUNPCKHQDQ XMM10, XMM13 /* m[13], m[5] */
LONG $0x6d0f4566; BYTE $0xe4 // PUNPCKHQDQ XMM12, XMM12 /* ___, m[9] */
MOVOU X15, X11
LONG $0x6c0f4566; BYTE $0xdc // PUNPCKLQDQ XMM11, XMM12 /* m[14], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 7
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X12, X9
LONG $0x6d0f4566; BYTE $0xcc // PUNPCKHQDQ XMM9, XMM12 /* ___, m[1] */
MOVOU X14, X8
LONG $0x6c0f4566; BYTE $0xc1 // PUNPCKLQDQ XMM8, XMM9 /* m[12], ____ */
MOVOU X15, X9
LONG $0x6c0f4566; BYTE $0xcd // PUNPCKLQDQ XMM9, XMM13 /* m[14], m[4] */
MOVOU 80(DX), X11 // X11 = m[10]+m[11]
MOVOU X13, X10
LONG $0x6d0f4566; BYTE $0xd7 // PUNPCKHQDQ XMM10, XMM15 /* m[5], m[15] */
LONG $0x3a0f4566; WORD $0xde0f; BYTE $0x08 // PALIGNR XMM11, XMM14, 0x8 /* m[13], m[10] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[0], m[6] */
MOVOU X14, X9
LONG $0x3a0f4566; WORD $0xce0f; BYTE $0x08 // PALIGNR XMM9, XMM14, 0x8 /* m[9], m[8] */
MOVOU 16(DX), X11 // X14 = m[2]+ m[3]
MOVOU X13, X10
LONG $0x6d0f4566; BYTE $0xd3 // PUNPCKHQDQ XMM10, XMM11 /* m[7], m[3] */
LONG $0x6d0f4566; BYTE $0xff // PUNPCKHQDQ XMM15, XMM15 /* ___, m[11] */
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[2], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 8
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X14, X8
LONG $0x6d0f4566; BYTE $0xc5 // PUNPCKHQDQ XMM8, XMM13 /* m[13], m[7] */
MOVOU X12, X10
LONG $0x6d0f4566; BYTE $0xd4 // PUNPCKHQDQ XMM10, XMM12 /* ___, m[3] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xca // PUNPCKLQDQ XMM9, XMM10 /* m[12], ____ */
MOVOU 0(DX), X11 // X11 = m[0]+ m[1]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU X15, X10
LONG $0x3a0f4566; WORD $0xd60f; BYTE $0x08 // PALIGNR XMM10, XMM14, 0x8 /* m[11], m[14] */
LONG $0x6d0f4566; BYTE $0xdd // PUNPCKHQDQ XMM11, XMM13 /* m[1], m[9] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X13, X8
LONG $0x6d0f4566; BYTE $0xc7 // PUNPCKHQDQ XMM8, XMM15 /* m[5], m[15] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xcc // PUNPCKLQDQ XMM9, XMM12 /* m[8], m[2] */
MOVOU 0(DX), X10 // X10 = m[0]+ m[1]
MOVOU 48(DX), X11 // X11 = m[6]+ m[7]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
LONG $0x6c0f4566; BYTE $0xd5 // PUNPCKLQDQ XMM10, XMM13 /* m[0], m[4] */
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[6], m[10] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 9
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X13, X8
LONG $0x6c0f4566; BYTE $0xc7 // PUNPCKLQDQ XMM8, XMM15 /* m[6], m[14] */
MOVOU X12, X9
LONG $0x3a0f4566; WORD $0xce0f; BYTE $0x08 // PALIGNR XMM9, XMM14, 0x8 /* m[11], m[0] */
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 64(DX), X11 // X11 = m[8]+ m[9]
MOVOU X15, X10
LONG $0x6d0f4566; BYTE $0xd3 // PUNPCKHQDQ XMM10, XMM11 /* m[15], m[9] */
LONG $0x3a0f4566; WORD $0xdd0f; BYTE $0x08 // PALIGNR XMM11, XMM13, 0x8 /* m[3], m[8] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 16(DX), X13 // X13 = m[2]+ m[3]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
MOVOU X15, X9
LONG $0x6d0f4566; BYTE $0xcf // PUNPCKHQDQ XMM9, XMM15 /* ___, m[13] */
MOVOU X15, X8
LONG $0x6c0f4566; BYTE $0xc1 // PUNPCKLQDQ XMM8, XMM9 /* m[12], ____ */
MOVOU X14, X9
LONG $0x3a0f4566; WORD $0xcc0f; BYTE $0x08 // PALIGNR XMM9, XMM12, 0x8 /* m[1], m[10] */
MOVOU 32(DX), X12 // X12 = m[4]+ m[5]
MOVOU 48(DX), X15 // X15 = m[6]+ m[7]
MOVOU X15, X11
LONG $0x6d0f4566; BYTE $0xdf // PUNPCKHQDQ XMM11, XMM15 /* ___, m[7] */
MOVOU X13, X10
LONG $0x6c0f4566; BYTE $0xd3 // PUNPCKLQDQ XMM10, XMM11 /* m[2], ____ */
MOVOU X12, X15
LONG $0x6d0f4566; BYTE $0xfc // PUNPCKHQDQ XMM15, XMM12 /* ___, m[5] */
MOVOU X12, X11
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[4], ____ */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 0
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 48(DX), X13 // X13 = m[6]+ m[7]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 80(DX), X15 // X15 = m[10]+m[11]
MOVOU X15, X8
LONG $0x6c0f4566; BYTE $0xc6 // PUNPCKLQDQ XMM8, XMM14 /* m[10], m[8] */
MOVOU X13, X9
LONG $0x6d0f4566; BYTE $0xcc // PUNPCKHQDQ XMM9, XMM12 /* m[7], m[1] */
MOVOU 16(DX), X10 // X10 = m[2]+ m[3]
MOVOU 32(DX), X14 // X14 = m[4]+ m[5]
LONG $0x6c0f4566; BYTE $0xd6 // PUNPCKLQDQ XMM10, XMM14 /* m[2], m[4] */
MOVOU X14, X15
LONG $0x6d0f4566; BYTE $0xfe // PUNPCKHQDQ XMM15, XMM14 /* ___, m[5] */
MOVOU X13, X11
LONG $0x6c0f4566; BYTE $0xdf // PUNPCKLQDQ XMM11, XMM15 /* m[6], ____ */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 64(DX), X13 // X13 = m[8]+ m[9]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X15, X8
LONG $0x6d0f4566; BYTE $0xc5 // PUNPCKHQDQ XMM8, XMM13 /* m[15], m[9] */
MOVOU X12, X9
LONG $0x6d0f4566; BYTE $0xce // PUNPCKHQDQ XMM9, XMM14 /* m[3], m[13] */
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU X15, X10
LONG $0x3a0f4566; WORD $0xd50f; BYTE $0x08 // PALIGNR XMM10, XMM13, 0x8 /* m[11], m[14] */
MOVOU X14, X11
LONG $0x6c0f4566; BYTE $0xdc // PUNPCKLQDQ XMM11, XMM12 /* m[12], m[0] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 1
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+m[1]
MOVOU 16(DX), X13 // X13 = m[2]+m[3]
MOVOU 32(DX), X14 // X14 = m[4]+m[5]
MOVOU 48(DX), X15 // X15 = m[6]+m[7]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[0], m[2] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[4], m[6] */
MOVOU X12, X10
LONG $0x6d0f4566; BYTE $0xd5 // PUNPCKHQDQ XMM10, XMM13 /* m[1], m[3] */
MOVOU X14, X11
LONG $0x6d0f4566; BYTE $0xdf // PUNPCKHQDQ XMM11, XMM15 /* m[5], m[7] */
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 64(DX), X12 // X12 = m[8]+ m[9]
MOVOU 80(DX), X13 // X13 = m[10]+m[11]
MOVOU 96(DX), X14 // X14 = m[12]+m[13]
MOVOU 112(DX), X15 // X15 = m[14]+m[15]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[8],m[10] */
MOVOU X14, X9
LONG $0x6c0f4566; BYTE $0xcf // PUNPCKLQDQ XMM9, XMM15 /* m[12],m[14] */
MOVOU X12, X10
LONG $0x6d0f4566; BYTE $0xd5 // PUNPCKHQDQ XMM10, XMM13 /* m[9],m[11] */
MOVOU X14, X11
LONG $0x6d0f4566; BYTE $0xdf // PUNPCKHQDQ XMM11, XMM15 /* m[13],m[15] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
///////////////////////////////////////////////////////////////////////////
// R O U N D 1 2
///////////////////////////////////////////////////////////////////////////
// LOAD_MSG_ ##r ##_1 / ##_2(b0, b1); (X12 is temp register)
MOVOU 112(DX), X12 // X12 = m[14]+m[15]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 64(DX), X14 // X14 = m[8]+ m[9]
MOVOU 96(DX), X15 // X15 = m[12]+m[13]
MOVOU X12, X8
LONG $0x6c0f4566; BYTE $0xc5 // PUNPCKLQDQ XMM8, XMM13 /* m[14], m[4] */
MOVOU X14, X9
LONG $0x6d0f4566; BYTE $0xcf // PUNPCKHQDQ XMM9, XMM15 /* m[9], m[13] */
MOVOU 80(DX), X10 // X10 = m[10]+m[11]
MOVOU 48(DX), X11 // X11 = m[6]+ m[7]
LONG $0x6c0f4566; BYTE $0xd6 // PUNPCKLQDQ XMM10, XMM14 /* m[10], m[8] */
LONG $0x3a0f4566; WORD $0xdc0f; BYTE $0x08 // PALIGNR XMM11, XMM12, 0x8 /* m[15], m[6] */; ; ; ; ;
LOAD_SHUFFLE
G1
G2
DIAGONALIZE
// LOAD_MSG_ ##r ##_3 / ##_4(b0, b1); (X12 is temp register)
MOVOU 0(DX), X12 // X12 = m[0]+ m[1]
MOVOU 32(DX), X13 // X13 = m[4]+ m[5]
MOVOU 80(DX), X14 // X14 = m[10]+m[11]
MOVOU X12, X8
LONG $0x3a0f4566; WORD $0xc40f; BYTE $0x08 // PALIGNR XMM8, XMM12, 0x8 /* m[1], m[0] */
MOVOU X14, X9
LONG $0x6d0f4566; BYTE $0xcd // PUNPCKHQDQ XMM9, XMM13 /* m[11], m[5] */
MOVOU 16(DX), X12 // X12 = m[2]+ m[3]
MOVOU 48(DX), X11 // X11 = m[6]+ m[7]
MOVOU 96(DX), X10 // X10 = m[12]+m[13]
LONG $0x6c0f4566; BYTE $0xd4 // PUNPCKLQDQ XMM10, XMM12 /* m[12], m[2] */
LONG $0x6d0f4566; BYTE $0xdc // PUNPCKHQDQ XMM11, XMM12 /* m[7], m[3] */
LOAD_SHUFFLE
G1
G2
UNDIAGONALIZE
// Reload digest (most current value store in &out)
MOVQ out+144(FP), SI // SI: &in
MOVOU 0(SI), X12 // X12 = in[0]+in[1] /* row1l = LOAD( &S->h[0] ); */
MOVOU 16(SI), X13 // X13 = in[2]+in[3] /* row1h = LOAD( &S->h[2] ); */
MOVOU 32(SI), X14 // X14 = in[4]+in[5] /* row2l = LOAD( &S->h[4] ); */
MOVOU 48(SI), X15 // X15 = in[6]+in[7] /* row2h = LOAD( &S->h[6] ); */
// Final computations and prepare for storing
PXOR X4, X0 // X0 = X0 ^ X4 /* row1l = _mm_xor_si128( row3l, row1l ); */
PXOR X5, X1 // X1 = X1 ^ X5 /* row1h = _mm_xor_si128( row3h, row1h ); */
PXOR X12, X0 // X0 = X0 ^ X12 /* STORE( &S->h[0], _mm_xor_si128( LOAD( &S->h[0] ), row1l ) ); */
PXOR X13, X1 // X1 = X1 ^ X13 /* STORE( &S->h[2], _mm_xor_si128( LOAD( &S->h[2] ), row1h ) ); */
PXOR X6, X2 // X2 = X2 ^ X6 /* row2l = _mm_xor_si128( row4l, row2l ); */
PXOR X7, X3 // X3 = X3 ^ X7 /* row2h = _mm_xor_si128( row4h, row2h ); */
PXOR X14, X2 // X2 = X2 ^ X14 /* STORE( &S->h[4], _mm_xor_si128( LOAD( &S->h[4] ), row2l ) ); */
PXOR X15, X3 // X3 = X3 ^ X15 /* STORE( &S->h[6], _mm_xor_si128( LOAD( &S->h[6] ), row2h ) ); */
// Store digest into &out
MOVQ out+144(FP), SI // SI: &out
MOVOU X0, 0(SI) // out[0]+out[1] = X0
MOVOU X1, 16(SI) // out[2]+out[3] = X1
MOVOU X2, 32(SI) // out[4]+out[5] = X2
MOVOU X3, 48(SI) // out[6]+out[7] = X3
// Increment message pointer and check if there's more to do
ADDQ $128, DX // message += 128
SUBQ $1, R8
JNZ loop
complete:
RET

30
vendor/github.com/minio/blake2b-simd/compress_amd64.go generated vendored Normal file
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/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blake2b
func compress(d *digest, p []uint8) {
// Verifies if AVX2 or AVX is available, use optimized code path.
if avx2 {
compressAVX2(d, p)
} else if avx {
compressAVX(d, p)
} else if ssse3 {
compressSSE(d, p)
} else {
compressGeneric(d, p)
}
}

1419
vendor/github.com/minio/blake2b-simd/compress_generic.go generated vendored Normal file

File diff suppressed because it is too large Load Diff

23
vendor/github.com/minio/blake2b-simd/compress_noasm.go generated vendored Normal file
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//+build !amd64 noasm appengine
/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blake2b
func compress(d *digest, p []uint8) {
compressGeneric(d, p)
}

60
vendor/github.com/minio/blake2b-simd/cpuid.go generated vendored Normal file
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// +build 386,!gccgo amd64,!gccgo
// Copyright 2016 Frank Wessels <fwessels@xs4all.nl>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package blake2b
func cpuid(op uint32) (eax, ebx, ecx, edx uint32)
func cpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
func xgetbv(index uint32) (eax, edx uint32)
// True when SIMD instructions are available.
var avx2 = haveAVX2()
var avx = haveAVX()
var ssse3 = haveSSSE3()
// haveAVX returns true when there is AVX support
func haveAVX() bool {
_, _, c, _ := cpuid(1)
// Check XGETBV, OXSAVE and AVX bits
if c&(1<<26) != 0 && c&(1<<27) != 0 && c&(1<<28) != 0 {
// Check for OS support
eax, _ := xgetbv(0)
return (eax & 0x6) == 0x6
}
return false
}
// haveAVX2 returns true when there is AVX2 support
func haveAVX2() bool {
mfi, _, _, _ := cpuid(0)
// Check AVX2, AVX2 requires OS support, but BMI1/2 don't.
if mfi >= 7 && haveAVX() {
_, ebx, _, _ := cpuidex(7, 0)
return (ebx & 0x00000020) != 0
}
return false
}
// haveSSSE3 returns true when there is SSSE3 support
func haveSSSE3() bool {
_, _, c, _ := cpuid(1)
return (c & 0x00000200) != 0
}

33
vendor/github.com/minio/blake2b-simd/cpuid_386.s generated vendored Normal file
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// Copyright (c) 2015 Klaus Post, released under MIT License. See LICENSE file.
// +build 386,!gccgo
// func cpuid(op uint32) (eax, ebx, ecx, edx uint32)
TEXT ·cpuid(SB), 7, $0
XORL CX, CX
MOVL op+0(FP), AX
CPUID
MOVL AX, eax+4(FP)
MOVL BX, ebx+8(FP)
MOVL CX, ecx+12(FP)
MOVL DX, edx+16(FP)
RET
// func cpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
TEXT ·cpuidex(SB), 7, $0
MOVL op+0(FP), AX
MOVL op2+4(FP), CX
CPUID
MOVL AX, eax+8(FP)
MOVL BX, ebx+12(FP)
MOVL CX, ecx+16(FP)
MOVL DX, edx+20(FP)
RET
// func xgetbv(index uint32) (eax, edx uint32)
TEXT ·xgetbv(SB), 7, $0
MOVL index+0(FP), CX
BYTE $0x0f; BYTE $0x01; BYTE $0xd0 // XGETBV
MOVL AX, eax+4(FP)
MOVL DX, edx+8(FP)
RET

34
vendor/github.com/minio/blake2b-simd/cpuid_amd64.s generated vendored Normal file
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// Copyright (c) 2015 Klaus Post, released under MIT License. See LICENSE file.
// +build amd64,!gccgo
// func cpuid(op uint32) (eax, ebx, ecx, edx uint32)
TEXT ·cpuid(SB), 7, $0
XORQ CX, CX
MOVL op+0(FP), AX
CPUID
MOVL AX, eax+8(FP)
MOVL BX, ebx+12(FP)
MOVL CX, ecx+16(FP)
MOVL DX, edx+20(FP)
RET
// func cpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
TEXT ·cpuidex(SB), 7, $0
MOVL op+0(FP), AX
MOVL op2+4(FP), CX
CPUID
MOVL AX, eax+8(FP)
MOVL BX, ebx+12(FP)
MOVL CX, ecx+16(FP)
MOVL DX, edx+20(FP)
RET
// func xgetbv(index uint32) (eax, edx uint32)
TEXT ·xgetbv(SB), 7, $0
MOVL index+0(FP), CX
BYTE $0x0f; BYTE $0x01; BYTE $0xd0 // XGETBV
MOVL AX, eax+8(FP)
MOVL DX, edx+12(FP)
RET

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