Commit Graph

983 Commits

Author SHA1 Message Date
Matt W
6aa7c9ba86 Fix import issues (#969)
* Fix import issues

* lint
2022-12-15 16:10:26 -05:00
Matt W
6adef6a714 Track path types for current/new watch items (#968)
* Move WatchItemPolicy to its own header. Add path type enum.

* When tracking current/new paths, also track path types

* lint
2022-12-15 15:44:47 -05:00
Nick Gregory
1d8c105257 absl_guarded_by (#967) 2022-12-15 13:34:32 -05:00
Matt W
e2d7cf04fc Fix under retain (#966) 2022-12-15 12:50:59 -05:00
Matt W
ec5e8177fb Serialize File Access events (#964)
* WIP skeleton code for file access event serialization

* Added basic string serializer for file access event

* Added proto string serializer for file access event
2022-12-14 11:04:37 -05:00
Russell Hancox
8e10c103cb santad: Flush cache when StaticRules are changed (#963) 2022-12-13 16:57:13 -05:00
Matt W
db6c14ea10 Enrich file access events, prepare for logging (#962)
* WIP refactor file access class to setup logging

* Combined GetPathTarget1 and 2, added some tests.

* Change method name to not be abbrv.

* Remove unnecessary includes

* PR feedback: fix missing path sep, add comments

* Fix test issue
2022-12-12 16:37:47 -05:00
Matt W
4a4f1a971c Fix issue where wrong variable was used (#961) 2022-12-09 15:07:30 -05:00
Matt W
c5c82a18ff Dynamically enable/disable FS Access client based on config (#959)
* WIP Dynamic watch item config loading. Dynamic event handler protocol.

* Clients can now register with WatchItems to be enabled/disabled

* Handle dynamic fs monitor config add/modify/delete, dynamic enable/disable clients

* Update WatchItemsTest to use new constructor

* Better check handling value changes

* Add missing mock config value to fix integration test
2022-12-09 11:54:54 -05:00
Russell Hancox
f702c7a281 Tests: Fix SNTEndpointSecurityFileAccessAuthorizerTest (#958) 2022-12-08 15:46:51 -05:00
Russell Hancox
958ef52698 Config: In debug builds, allow config to be overriden from a plist file. (#957) 2022-12-08 15:07:59 -05:00
Matt W
068ec885b2 pemdas (#955)
* pemdas

* lint
2022-12-07 17:07:05 -05:00
Matt W
e572f047c0 Import fix (#953) 2022-12-07 14:07:13 -05:00
Matt W
b904a329d9 FS Access Config Version, Policy decision enums (#951)
* Add policy version to config. Return policy decision as enum.

* Check EnableBadSignatureProtection config when evaluating instigating procs

* Draft proto update for file access

* Revert "Draft proto update for file access"

This reverts commit 5d7e9a9e03.

* Change return type to work around OCMock partial mocking issues

* lint
2022-12-07 13:33:35 -05:00
Matt W
d19343bccd Draft proto for new FileAccess log (#952)
* Draft proto for new FileAccess log

* Update Source/common/santa.proto

Co-authored-by: Pete Markowsky <pmarkowsky@users.noreply.github.com>

Co-authored-by: Pete Markowsky <pmarkowsky@users.noreply.github.com>
2022-12-07 13:06:47 -05:00
Matt W
09cd78d756 Initial work for File Access Authorizer Client (#949)
* WIP Initial work for new fs watcher client

* WIP basic working mechanics of applying policy to OPEN events

* WIP now support allowing access based on cdhash

* WIP lint fix

* WIP check instigator cdhash and cert hash against policy

* WIP Fix test issue in base ES client class

* WIP Fix test issue in water items test

* Added secondary lookup cache for cert hashes and fallback lookups

* Adopt new SantaVnode name

* Adopt min macOS 11. Adopt new SantaCacheHasher for SantaVnode.

* Rename the es client to FileAccessAuthorizer

* Added some more tests

* Added MockLogger and a lot more tests.

* Removed currently unused subscriptions. Don't enable FS client by default

* lint

* lint after rebase

* Use strtoul for hex string conversion. Update comments.

* PR feedback
2022-12-06 19:52:32 -05:00
Russell Hancox
f169b69944 santad: Change workaround for glob header with blocks, free glob-allocated memory (#948) 2022-12-05 15:52:17 -05:00
Russell Hancox
40f9872c54 Tests: Fix some assertions comparing strings (#947) 2022-12-05 12:54:04 -05:00
Matt W
5718f2e582 Watch items (#937)
* WIP started work on parsing config

* WIP Basics of parsing config and generating new policy

* WIP Reapplying config updates functionally complete. Needs a lot more tests.

* Test cleanup, added using decl for watch items tree type

* More WatchItems tests and test polishing.

* Remove test print function. Formatting.

* Commented use of __BLOCKS__ undef

* Return a shared_ptr from factory

* Change WatchItemsPolicy to store sets instead of vectors

* Remove unnecessary WatchItem, replace with string

* Typo

* Update error messages to not make it sound like parse errors are recoverable
2022-12-01 13:41:05 -05:00
Liam Nicholson
04fd742114 Include SD Card Mounting in the USB Block Functionality (#938) 2022-12-01 10:25:54 -05:00
Matt W
194a3a6d4a Remove SNTCommon (#945)
* Move santa_action_t to SNTCommonEnums and rename to SNTAction

* Move likely and unlikely macros to a new BranchPrediction header

* Remove SNTCommon.h. Move SantaVnode to its own header.

* Add SantaVnodeHash

* Fix build deps
2022-12-01 09:14:54 -05:00
Matt W
e1dc50fb36 Drop macOS 10.15 (#944)
* Drop macOS 10.15 support

* lint
2022-11-29 20:20:48 -05:00
Matt W
9ff2f0d631 Swtich from task_info to libproc for system resource info (#939)
* Swtich from task_info to libproc for system resource info

* Fix return value

* Convert nanos to seconds

* Make GetTimebase static. Expose NanosToMachTime.

* Abstract return or GetTaskInfo to new type.
2022-11-29 16:50:37 -05:00
Matt W
85058ec290 Rename santa_vnode_id_t to SantaVnode (#943)
* Rename santa_vnode_id_t to SantaVnode. Add factory.

* Change types of SantaVnode to match stat(2)
2022-11-28 23:45:14 -05:00
Russell Hancox
80b26955b4 GUI: Fix distributed notifications in silent mode (#936) 2022-11-16 09:53:56 -05:00
Matt W
6a84023548 Prefix tree updates (#931)
* WIP Rename SNTPrefixTree to PrefixTree

* WIP Implement the new PrefixTree and tests

* Add Unit type. Fix build and tests.

* lint

* Make NodeCount accessor for tests

* Updated comments
2022-11-14 13:16:49 +00:00
Matt W
41c918ee87 Don't add messages when accumulated bytes exceeds threshold (#932)
* Don't add messages when accumulated bytes exceeds threshold

* Add a leniency factor

* lint
2022-11-07 12:24:49 -05:00
Matt W
1adb6d2726 Update spool to flush on size thresholds instead of batch counts (#930) 2022-11-03 14:55:51 -04:00
Matt W
8c531a256b metrics and logging cleanup (#928)
* Metrics and ambiguous log cleanup

* Fix test
2022-11-01 14:47:49 +00:00
Russell Hancox
5829363733 GUI: Fix EnableSilentMode key (#927) 2022-11-01 10:11:21 -04:00
Matt W
2082345c02 Change order that ES clients are enabled (#923) 2022-10-29 00:15:26 +00:00
Matt W
dd8f81a60e Fix issue in test that would crash on some platforms (#922) 2022-10-28 20:14:53 -04:00
Matt W
8ccb0813f1 More import fixes (#921)
* More import fixes

* lint
2022-10-28 15:57:01 -04:00
Matt W
b24e7e42bf Event metrics (#918)
* WIP. Record event count and processing time metrics. Tests don't currently build.

* Updated tests

* Fix field names

* Remove unused target

* formatting

* Cleanup from PR comments
2022-10-28 14:25:07 -04:00
Pete Markowsky
4821ebebd5 Fix: duplicates bug in SNTMetricSet when using multiple fields (#920)
Fix duplicates bug in SNTMetricSet when using multiple fields names.

This also fixes the santactl metric command and golden files for tests.
2022-10-28 13:50:08 -04:00
Matt W
efeaa82618 Fix issue with transposed remount/banned block messages (#917) 2022-10-26 20:54:17 -04:00
videlanicolas
3f3de02644 USB: usbBlockMessage is not being used. (#915) 2022-10-26 17:42:49 -04:00
Matt W
f6c9456ea7 Fix some more includes (#914) 2022-10-25 16:52:19 -04:00
Matt W
2aaff051c8 Various changes to fix import (#913) 2022-10-25 16:16:44 -04:00
Matt W
2df7e91c87 Change include to import (#912) 2022-10-24 11:56:02 -04:00
Matt W
899ca89e23 Proto minimization (#909)
* Create Light variants of File and ProcessInfo messages to reduce disk/wire byte counts

* Updated golden test data
2022-10-21 19:48:37 -04:00
Matt W
e7281f1c55 Spool writer (#908)
* Spool writer and santactl command to print proto file

* Make valid JSON for multiple paths. Can now create proto/spool logger. Updated logger tests.

* Make fsspool writer and fsspool log batch writer injectable

* Add spool writer tests

* Updated help text for santactl printlog

* Include file cleanup

* Fix dispatch source destruction

* Change config keys for the new Spool writer

* Spool settings now configurable

* Fix param order

* Remove some test sleeps related to control flow
2022-10-21 16:43:12 -04:00
Matt W
bf0ca24ae7 Machine id proto (#907)
* Add MachineID to all BasicString serialized log messages

* machine_id now a top level proto field

* Remove commented code
2022-10-19 10:51:38 -04:00
np5
4fe8b7908f sync: Fix USB blocking config sync (#890) 2022-10-18 10:01:20 -04:00
Matt W
a8dd332402 Update include paths and add include guard (#905) 2022-10-14 17:58:36 -04:00
Matt W
6631b0a8e3 More import fixes (#904)
* Layering check disable

* workaround for layering issue
2022-10-14 17:20:20 -04:00
Matt W
07e09db608 Import fixes (#902)
* Apply clang-format to cc files

* Modify binaryproto namespace

* Add more required includes

* Add proto includes

* Assert message parsing succeeds in test

* Add optional keyword to proto fields to track presence. TESTS BROKEN.

* Update golden test data
2022-10-14 15:51:53 -04:00
Matt W
d041a48c97 Fsspool adopt (#900)
* Added fsspool library, tests

* Cleanup

* Remove extra visibility from BUILD file

* Import foundation so the linter doesn't complain
2022-10-13 20:47:52 -04:00
Matt W
1683e09cc8 Proto serializer (#897)
* Initial proto serializer with close event

* Define move ctors for enriched types, delete copy ctors

* More event proto serialization. Commonized proto test code.

* Started work serializing exec event. Added serializer utilities.

* More progress serializing exec event

* Add mroe test data. Test restructure to permit fine grained mocking.

* Env/FD ES types now wrapped in EndpointSecurityAPI. Added calls to proto serializer.

* Add fd type names to proto

* Version compat. Script and Working Dir encoding.

* Add process start time

* Serialize Link event

* Add null check, mainly to fix tests

* Handle versioned expectations

* Each test now build msg in callbacks to set better expectations

* Serialize rename event and tests

* Serialize unlink event and tests

* Serialize allowlist and bundle events. Add utilities tests.

* Formatting

* Disk event proto serialization and tests

* Fix test only issues

* Rename santa_new.proto to santa.proto

* Change fd type int and string to an enum

* Proto namespace now versioned

* Added comments to proto schema

* Add proto support to indicate if fd list truncated
2022-10-13 13:52:41 -04:00
Ivan Tadeu Ferreira Antunes Filho
d6c73e0c6c common: Make SNTCommonEnums a textual header (#896)
This change fixes -wunused-variable warnings. The header is not valid by itself and should be declared as a textual header rather than as a header.
2022-10-03 13:15:33 -04:00