Test

Increase seen aggregate cache size to 4096

.bazelrc

@@ -6,6 +6,12 @@ import %workspace%/build/bazelrc/debug.bazelrc
 import %workspace%/build/bazelrc/hermetic-cc.bazelrc
 import %workspace%/build/bazelrc/performance.bazelrc
 
+# hermetic_cc_toolchain v3.0.1 required changes.
+common --enable_platform_specific_config
+build:linux --sandbox_add_mount_pair=/tmp
+build:macos --sandbox_add_mount_pair=/var/tmp
+build:windows --sandbox_add_mount_pair=C:\Temp
+
 # E2E run with debug gotag
 test:e2e --define gotags=debug
 

.bazelversion

@@ -1 +1 @@
-7.0.0
+7.1.0

WORKSPACE

@@ -16,12 +16,14 @@ load("@rules_pkg//:deps.bzl", "rules_pkg_dependencies")
 
 rules_pkg_dependencies()
 
+HERMETIC_CC_TOOLCHAIN_VERSION = "v3.0.1"
+
 http_archive(
     name = "hermetic_cc_toolchain",
-    sha256 = "973ab22945b921ef45b8e1d6ce01ca7ce1b8a462167449a36e297438c4ec2755",
-    strip_prefix = "hermetic_cc_toolchain-5098046bccc15d2962f3cc8e7e53d6a2a26072dc",
+    sha256 = "3bc6ec127622fdceb4129cb06b6f7ab098c4d539124dde96a6318e7c32a53f7a",
     urls = [
-        "https://github.com/uber/hermetic_cc_toolchain/archive/5098046bccc15d2962f3cc8e7e53d6a2a26072dc.tar.gz",  # 2023-06-28
+        "https://mirror.bazel.build/github.com/uber/hermetic_cc_toolchain/releases/download/{0}/hermetic_cc_toolchain-{0}.tar.gz".format(HERMETIC_CC_TOOLCHAIN_VERSION),
+        "https://github.com/uber/hermetic_cc_toolchain/releases/download/{0}/hermetic_cc_toolchain-{0}.tar.gz".format(HERMETIC_CC_TOOLCHAIN_VERSION),
     ],
 )
 
@@ -81,10 +83,10 @@ bazel_skylib_workspace()
 
 http_archive(
     name = "bazel_gazelle",
-    sha256 = "d3fa66a39028e97d76f9e2db8f1b0c11c099e8e01bf363a923074784e451f809",
+    integrity = "sha256-MpOL2hbmcABjA1R5Bj2dJMYO2o15/Uc5Vj9Q0zHLMgk=",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/bazel-gazelle/releases/download/v0.33.0/bazel-gazelle-v0.33.0.tar.gz",
-        "https://github.com/bazelbuild/bazel-gazelle/releases/download/v0.33.0/bazel-gazelle-v0.33.0.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-gazelle/releases/download/v0.35.0/bazel-gazelle-v0.35.0.tar.gz",
+        "https://github.com/bazelbuild/bazel-gazelle/releases/download/v0.35.0/bazel-gazelle-v0.35.0.tar.gz",
     ],
 )
 
@@ -113,6 +115,13 @@ http_archive(
     url = "https://github.com/GoogleContainerTools/distroless/archive/9dc924b9fe812eec2fa0061824dcad39eb09d0d6.tar.gz",  # 2024-01-24
 )
 
+http_archive(
+    name = "aspect_bazel_lib",
+    sha256 = "f5ea76682b209cc0bd90d0f5a3b26d2f7a6a2885f0c5f615e72913f4805dbb0d",
+    strip_prefix = "bazel-lib-2.5.0",
+    url = "https://github.com/aspect-build/bazel-lib/releases/download/v2.5.0/bazel-lib-v2.5.0.tar.gz",
+)
+
 load("@aspect_bazel_lib//lib:repositories.bzl", "aspect_bazel_lib_dependencies", "aspect_bazel_lib_register_toolchains")
 
 aspect_bazel_lib_dependencies()
@@ -144,17 +153,13 @@ http_archive(
         # Expose internals of go_test for custom build transitions.
         "//third_party:io_bazel_rules_go_test.patch",
     ],
-    sha256 = "d6ab6b57e48c09523e93050f13698f708428cfd5e619252e369d377af6597707",
+    sha256 = "80a98277ad1311dacd837f9b16db62887702e9f1d1c4c9f796d0121a46c8e184",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.43.0/rules_go-v0.43.0.zip",
-        "https://github.com/bazelbuild/rules_go/releases/download/v0.43.0/rules_go-v0.43.0.zip",
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.46.0/rules_go-v0.46.0.zip",
+        "https://github.com/bazelbuild/rules_go/releases/download/v0.46.0/rules_go-v0.46.0.zip",
     ],
 )
 
-load("//:distroless_deps.bzl", "distroless_deps")
-
-distroless_deps()
-
 # Override default import in rules_go with special patch until
 # https://github.com/gogo/protobuf/pull/582 is merged.
 git_repository(
@@ -193,10 +198,14 @@ load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_depe
 go_rules_dependencies()
 
 go_register_toolchains(
-    go_version = "1.21.6",
+    go_version = "1.21.8",
     nogo = "@//:nogo",
 )
 
+load("//:distroless_deps.bzl", "distroless_deps")
+
+distroless_deps()
+
 http_archive(
     name = "io_kubernetes_build",
     sha256 = "b84fbd1173acee9d02a7d3698ad269fdf4f7aa081e9cecd40e012ad0ad8cfa2a",

api/client/beacon/BUILD.bazel

@@ -6,11 +6,14 @@ go_library(
         "checkpoint.go",
         "client.go",
         "doc.go",
+        "health.go",
+        "log.go",
     ],
     importpath = "github.com/prysmaticlabs/prysm/v5/api/client/beacon",
     visibility = ["//visibility:public"],
     deps = [
         "//api/client:go_default_library",
+        "//api/client/beacon/iface:go_default_library",
         "//api/server:go_default_library",
         "//api/server/structs:go_default_library",
         "//beacon-chain/core/helpers:go_default_library",
@@ -36,10 +39,12 @@ go_test(
     srcs = [
         "checkpoint_test.go",
         "client_test.go",
+        "health_test.go",
     ],
     embed = [":go_default_library"],
     deps = [
         "//api/client:go_default_library",
+        "//api/client/beacon/testing:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//config/params:go_default_library",
         "//consensus-types/blocks:go_default_library",
@@ -53,5 +58,6 @@ go_test(
         "//testing/util:go_default_library",
         "//time/slots:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
+        "@org_uber_go_mock//gomock:go_default_library",
     ],
 )

api/client/beacon/checkpoint.go

@@ -17,7 +17,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/io/file"
 	"github.com/prysmaticlabs/prysm/v5/runtime/version"
 	"github.com/prysmaticlabs/prysm/v5/time/slots"
-	log "github.com/sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 	"golang.org/x/mod/semver"
 )
 
@@ -74,7 +74,12 @@ func DownloadFinalizedData(ctx context.Context, client *Client) (*OriginData, er
 	if err != nil {
 		return nil, errors.Wrap(err, "error detecting chain config for finalized state")
 	}
-	log.Printf("detected supported config in remote finalized state, name=%s, fork=%s", vu.Config.ConfigName, version.String(vu.Fork))
+
+	log.WithFields(logrus.Fields{
+		"name": vu.Config.ConfigName,
+		"fork": version.String(vu.Fork),
+	}).Info("Detected supported config in remote finalized state")
+
 	s, err := vu.UnmarshalBeaconState(sb)
 	if err != nil {
 		return nil, errors.Wrap(err, "error unmarshaling finalized state to correct version")
@@ -108,10 +113,10 @@ func DownloadFinalizedData(ctx context.Context, client *Client) (*OriginData, er
 	}
 
 	log.
-		WithField("block_slot", b.Block().Slot()).
-		WithField("state_slot", s.Slot()).
-		WithField("state_root", hexutil.Encode(sr[:])).
-		WithField("block_root", hexutil.Encode(br[:])).
+		WithField("blockSlot", b.Block().Slot()).
+		WithField("stateSlot", s.Slot()).
+		WithField("stateRoot", hexutil.Encode(sr[:])).
+		WithField("blockRoot", hexutil.Encode(br[:])).
 		Info("Downloaded checkpoint sync state and block.")
 	return &OriginData{
 		st: s,

api/client/beacon/client.go

@@ -22,7 +22,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/encoding/bytesutil"
 	"github.com/prysmaticlabs/prysm/v5/network/forks"
 	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
-	log "github.com/sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 )
 
 const (
@@ -309,9 +309,9 @@ func (c *Client) SubmitChangeBLStoExecution(ctx context.Context, request []*stru
 		}
 		for _, failure := range errorJson.Failures {
 			w := request[failure.Index].Message
-			log.WithFields(log.Fields{
-				"validator_index":    w.ValidatorIndex,
-				"withdrawal_address": w.ToExecutionAddress,
+			log.WithFields(logrus.Fields{
+				"validatorIndex":    w.ValidatorIndex,
+				"withdrawalAddress": w.ToExecutionAddress,
 			}).Error(failure.Message)
 		}
 		return errors.Errorf("POST error %d: %s", errorJson.Code, errorJson.Message)
@@ -341,9 +341,9 @@ type forkScheduleResponse struct {
 func (fsr *forkScheduleResponse) OrderedForkSchedule() (forks.OrderedSchedule, error) {
 	ofs := make(forks.OrderedSchedule, 0)
 	for _, d := range fsr.Data {
-		epoch, err := strconv.Atoi(d.Epoch)
+		epoch, err := strconv.ParseUint(d.Epoch, 10, 64)
 		if err != nil {
-			return nil, err
+			return nil, errors.Wrapf(err, "error parsing epoch %s", d.Epoch)
 		}
 		vSlice, err := hexutil.Decode(d.CurrentVersion)
 		if err != nil {
@@ -355,7 +355,7 @@ func (fsr *forkScheduleResponse) OrderedForkSchedule() (forks.OrderedSchedule, e
 		version := bytesutil.ToBytes4(vSlice)
 		ofs = append(ofs, forks.ForkScheduleEntry{
 			Version: version,
-			Epoch:   primitives.Epoch(uint64(epoch)),
+			Epoch:   primitives.Epoch(epoch),
 		})
 	}
 	sort.Sort(ofs)

api/client/beacon/health.go

@@ -0,0 +1,55 @@
+package beacon
+
+import (
+	"context"
+	"sync"
+
+	"github.com/prysmaticlabs/prysm/v5/api/client/beacon/iface"
+)
+
+type NodeHealthTracker struct {
+	isHealthy  *bool
+	healthChan chan bool
+	node       iface.HealthNode
+	sync.RWMutex
+}
+
+func NewNodeHealthTracker(node iface.HealthNode) *NodeHealthTracker {
+	return &NodeHealthTracker{
+		node:       node,
+		healthChan: make(chan bool, 1),
+	}
+}
+
+// HealthUpdates provides a read-only channel for health updates.
+func (n *NodeHealthTracker) HealthUpdates() <-chan bool {
+	return n.healthChan
+}
+
+func (n *NodeHealthTracker) IsHealthy() bool {
+	n.RLock()
+	defer n.RUnlock()
+	if n.isHealthy == nil {
+		return false
+	}
+	return *n.isHealthy
+}
+
+func (n *NodeHealthTracker) CheckHealth(ctx context.Context) bool {
+	n.RLock()
+	newStatus := n.node.IsHealthy(ctx)
+	if n.isHealthy == nil {
+		n.isHealthy = &newStatus
+	}
+	isStatusChanged := newStatus != *n.isHealthy
+	n.RUnlock()
+
+	if isStatusChanged {
+		n.Lock()
+		// Double-check the condition to ensure it hasn't changed since the first check.
+		n.isHealthy = &newStatus
+		n.Unlock() // It's better to unlock as soon as the protected section is over.
+		n.healthChan <- newStatus
+	}
+	return newStatus
+}

api/client/beacon/health_test.go

@@ -0,0 +1,118 @@
+package beacon
+
+import (
+	"context"
+	"sync"
+	"testing"
+
+	healthTesting "github.com/prysmaticlabs/prysm/v5/api/client/beacon/testing"
+	"go.uber.org/mock/gomock"
+)
+
+func TestNodeHealth_IsHealthy(t *testing.T) {
+	tests := []struct {
+		name      string
+		isHealthy bool
+		want      bool
+	}{
+		{"initially healthy", true, true},
+		{"initially unhealthy", false, false},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			n := &NodeHealthTracker{
+				isHealthy:  &tt.isHealthy,
+				healthChan: make(chan bool, 1),
+			}
+			if got := n.IsHealthy(); got != tt.want {
+				t.Errorf("IsHealthy() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestNodeHealth_UpdateNodeHealth(t *testing.T) {
+	tests := []struct {
+		name       string
+		initial    bool // Initial health status
+		newStatus  bool // Status to update to
+		shouldSend bool // Should a message be sent through the channel
+	}{
+		{"healthy to unhealthy", true, false, true},
+		{"unhealthy to healthy", false, true, true},
+		{"remain healthy", true, true, false},
+		{"remain unhealthy", false, false, false},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctrl := gomock.NewController(t)
+			defer ctrl.Finish()
+			client := healthTesting.NewMockHealthClient(ctrl)
+			client.EXPECT().IsHealthy(gomock.Any()).Return(tt.newStatus)
+			n := &NodeHealthTracker{
+				isHealthy:  &tt.initial,
+				node:       client,
+				healthChan: make(chan bool, 1),
+			}
+
+			s := n.CheckHealth(context.Background())
+			// Check if health status was updated
+			if s != tt.newStatus {
+				t.Errorf("UpdateNodeHealth() failed to update isHealthy from %v to %v", tt.initial, tt.newStatus)
+			}
+
+			select {
+			case status := <-n.HealthUpdates():
+				if !tt.shouldSend {
+					t.Errorf("UpdateNodeHealth() unexpectedly sent status %v to HealthCh", status)
+				} else if status != tt.newStatus {
+					t.Errorf("UpdateNodeHealth() sent wrong status %v, want %v", status, tt.newStatus)
+				}
+			default:
+				if tt.shouldSend {
+					t.Error("UpdateNodeHealth() did not send any status to HealthCh when expected")
+				}
+			}
+		})
+	}
+}
+
+func TestNodeHealth_Concurrency(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+	client := healthTesting.NewMockHealthClient(ctrl)
+	n := NewNodeHealthTracker(client)
+	var wg sync.WaitGroup
+
+	// Number of goroutines to spawn for both reading and writing
+	numGoroutines := 6
+
+	go func() {
+		for range n.HealthUpdates() {
+			// Consume values to avoid blocking on channel send.
+		}
+	}()
+
+	wg.Add(numGoroutines * 2) // for readers and writers
+
+	// Concurrently update health status
+	for i := 0; i < numGoroutines; i++ {
+		go func() {
+			defer wg.Done()
+			client.EXPECT().IsHealthy(gomock.Any()).Return(false)
+			n.CheckHealth(context.Background())
+			client.EXPECT().IsHealthy(gomock.Any()).Return(true)
+			n.CheckHealth(context.Background())
+		}()
+	}
+
+	// Concurrently read health status
+	for i := 0; i < numGoroutines; i++ {
+		go func() {
+			defer wg.Done()
+			_ = n.IsHealthy() // Just read the value
+		}()
+	}
+
+	wg.Wait() // Wait for all goroutines to finish
+}

api/client/beacon/iface/BUILD.bazel

@@ -0,0 +1,8 @@
+load("@prysm//tools/go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["health.go"],
+    importpath = "github.com/prysmaticlabs/prysm/v5/api/client/beacon/iface",
+    visibility = ["//visibility:public"],
+)

api/client/beacon/iface/health.go

@@ -0,0 +1,13 @@
+package iface
+
+import "context"
+
+type HealthTracker interface {
+	HealthUpdates() <-chan bool
+	IsHealthy() bool
+	CheckHealth(ctx context.Context) bool
+}
+
+type HealthNode interface {
+	IsHealthy(ctx context.Context) bool
+}

api/client/beacon/log.go

@@ -0,0 +1,5 @@
+package beacon
+
+import "github.com/sirupsen/logrus"
+
+var log = logrus.WithField("prefix", "beacon")

api/client/beacon/testing/BUILD.bazel

@@ -0,0 +1,12 @@
+load("@prysm//tools/go:def.bzl", "go_library")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["mock.go"],
+    importpath = "github.com/prysmaticlabs/prysm/v5/api/client/beacon/testing",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//api/client/beacon/iface:go_default_library",
+        "@org_uber_go_mock//gomock:go_default_library",
+    ],
+)

api/client/beacon/testing/mock.go

@@ -0,0 +1,53 @@
+package testing
+
+import (
+	"context"
+	"reflect"
+
+	"github.com/prysmaticlabs/prysm/v5/api/client/beacon/iface"
+	"go.uber.org/mock/gomock"
+)
+
+var (
+	_ = iface.HealthNode(&MockHealthClient{})
+)
+
+// MockHealthClient is a mock of HealthClient interface.
+type MockHealthClient struct {
+	ctrl     *gomock.Controller
+	recorder *MockHealthClientMockRecorder
+}
+
+// MockHealthClientMockRecorder is the mock recorder for MockHealthClient.
+type MockHealthClientMockRecorder struct {
+	mock *MockHealthClient
+}
+
+// IsHealthy mocks base method.
+func (m *MockHealthClient) IsHealthy(arg0 context.Context) bool {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "IsHealthy", arg0)
+	ret0, ok := ret[0].(bool)
+	if !ok {
+		return false
+	}
+	return ret0
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockHealthClient) EXPECT() *MockHealthClientMockRecorder {
+	return m.recorder
+}
+
+// IsHealthy indicates an expected call of IsHealthy.
+func (mr *MockHealthClientMockRecorder) IsHealthy(arg0 any) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "IsHealthy", reflect.TypeOf((*MockHealthClient)(nil).IsHealthy), arg0)
+}
+
+// NewMockHealthClient creates a new mock instance.
+func NewMockHealthClient(ctrl *gomock.Controller) *MockHealthClient {
+	mock := &MockHealthClient{ctrl: ctrl}
+	mock.recorder = &MockHealthClientMockRecorder{mock}
+	return mock
+}

api/client/builder/client.go

@@ -57,8 +57,8 @@ func (*requestLogger) observe(r *http.Request) (e error) {
 	b := bytes.NewBuffer(nil)
 	if r.Body == nil {
 		log.WithFields(log.Fields{
-			"body-base64": "(nil value)",
-			"url":         r.URL.String(),
+			"bodyBase64": "(nil value)",
+			"url":        r.URL.String(),
 		}).Info("builder http request")
 		return nil
 	}
@@ -74,8 +74,8 @@ func (*requestLogger) observe(r *http.Request) (e error) {
 	}
 	r.Body = io.NopCloser(b)
 	log.WithFields(log.Fields{
-		"body-base64": string(body),
-		"url":         r.URL.String(),
+		"bodyBase64": string(body),
+		"url":        r.URL.String(),
 	}).Info("builder http request")
 
 	return nil

api/client/errors.go

@@ -21,6 +21,9 @@ var ErrNotFound = errors.Wrap(ErrNotOK, "recv 404 NotFound response from API")
 // ErrInvalidNodeVersion indicates that the /eth/v1/node/version API response format was not recognized.
 var ErrInvalidNodeVersion = errors.New("invalid node version response")
 
+// ErrConnectionIssue represents a connection problem.
+var ErrConnectionIssue = errors.New("could not connect")
+
 // Non200Err is a function that parses an HTTP response to handle responses that are not 200 with a formatted error.
 func Non200Err(response *http.Response) error {
 	bodyBytes, err := io.ReadAll(response.Body)

api/client/event/BUILD.bazel

@@ -0,0 +1,24 @@
+load("@prysm//tools/go:def.bzl", "go_library", "go_test")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["event_stream.go"],
+    importpath = "github.com/prysmaticlabs/prysm/v5/api/client/event",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//api:go_default_library",
+        "//api/client:go_default_library",
+        "@com_github_pkg_errors//:go_default_library",
+        "@com_github_sirupsen_logrus//:go_default_library",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["event_stream_test.go"],
+    embed = [":go_default_library"],
+    deps = [
+        "//testing/require:go_default_library",
+        "@com_github_sirupsen_logrus//:go_default_library",
+    ],
+)

api/client/event/event_stream.go

@@ -0,0 +1,148 @@
+package event
+
+import (
+	"bufio"
+	"context"
+	"net/http"
+	"net/url"
+	"strings"
+
+	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/prysm/v5/api"
+	"github.com/prysmaticlabs/prysm/v5/api/client"
+	log "github.com/sirupsen/logrus"
+)
+
+const (
+	EventHead                        = "head"
+	EventBlock                       = "block"
+	EventAttestation                 = "attestation"
+	EventVoluntaryExit               = "voluntary_exit"
+	EventBlsToExecutionChange        = "bls_to_execution_change"
+	EventProposerSlashing            = "proposer_slashing"
+	EventAttesterSlashing            = "attester_slashing"
+	EventFinalizedCheckpoint         = "finalized_checkpoint"
+	EventChainReorg                  = "chain_reorg"
+	EventContributionAndProof        = "contribution_and_proof"
+	EventLightClientFinalityUpdate   = "light_client_finality_update"
+	EventLightClientOptimisticUpdate = "light_client_optimistic_update"
+	EventPayloadAttributes           = "payload_attributes"
+	EventBlobSidecar                 = "blob_sidecar"
+	EventError                       = "error"
+	EventConnectionError             = "connection_error"
+)
+
+var (
+	_ = EventStreamClient(&EventStream{})
+)
+
+var DefaultEventTopics = []string{EventHead}
+
+type EventStreamClient interface {
+	Subscribe(eventsChannel chan<- *Event)
+}
+
+type Event struct {
+	EventType string
+	Data      []byte
+}
+
+// EventStream is responsible for subscribing to the Beacon API events endpoint
+// and dispatching received events to subscribers.
+type EventStream struct {
+	ctx        context.Context
+	httpClient *http.Client
+	host       string
+	topics     []string
+}
+
+func NewEventStream(ctx context.Context, httpClient *http.Client, host string, topics []string) (*EventStream, error) {
+	// Check if the host is a valid URL
+	_, err := url.ParseRequestURI(host)
+	if err != nil {
+		return nil, err
+	}
+	if len(topics) == 0 {
+		return nil, errors.New("no topics provided")
+	}
+
+	return &EventStream{
+		ctx:        ctx,
+		httpClient: httpClient,
+		host:       host,
+		topics:     topics,
+	}, nil
+}
+
+func (h *EventStream) Subscribe(eventsChannel chan<- *Event) {
+	allTopics := strings.Join(h.topics, ",")
+	log.WithField("topics", allTopics).Info("Listening to Beacon API events")
+	fullUrl := h.host + "/eth/v1/events?topics=" + allTopics
+	req, err := http.NewRequestWithContext(h.ctx, http.MethodGet, fullUrl, nil)
+	if err != nil {
+		eventsChannel <- &Event{
+			EventType: EventConnectionError,
+			Data:      []byte(errors.Wrap(err, "failed to create HTTP request").Error()),
+		}
+	}
+	req.Header.Set("Accept", api.EventStreamMediaType)
+	req.Header.Set("Connection", api.KeepAlive)
+	resp, err := h.httpClient.Do(req)
+	if err != nil {
+		eventsChannel <- &Event{
+			EventType: EventConnectionError,
+			Data:      []byte(errors.Wrap(err, client.ErrConnectionIssue.Error()).Error()),
+		}
+	}
+
+	defer func() {
+		if closeErr := resp.Body.Close(); closeErr != nil {
+			log.WithError(closeErr).Error("Failed to close events response body")
+		}
+	}()
+	// Create a new scanner to read lines from the response body
+	scanner := bufio.NewScanner(resp.Body)
+
+	var eventType, data string // Variables to store event type and data
+
+	// Iterate over lines of the event stream
+	for scanner.Scan() {
+		select {
+		case <-h.ctx.Done():
+			log.Info("Context canceled, stopping event stream")
+			close(eventsChannel)
+			return
+		default:
+			line := scanner.Text() // TODO(13730): scanner does not handle /r and does not fully adhere to https://html.spec.whatwg.org/multipage/server-sent-events.html#the-eventsource-interface
+			// Handle the event based on your specific format
+			if line == "" {
+				// Empty line indicates the end of an event
+				if eventType != "" && data != "" {
+					// Process the event when both eventType and data are set
+					eventsChannel <- &Event{EventType: eventType, Data: []byte(data)}
+				}
+
+				// Reset eventType and data for the next event
+				eventType, data = "", ""
+				continue
+			}
+			et, ok := strings.CutPrefix(line, "event: ")
+			if ok {
+				// Extract event type from the "event" field
+				eventType = et
+			}
+			d, ok := strings.CutPrefix(line, "data: ")
+			if ok {
+				// Extract data from the "data" field
+				data = d
+			}
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		eventsChannel <- &Event{
+			EventType: EventConnectionError,
+			Data:      []byte(errors.Wrap(err, errors.Wrap(client.ErrConnectionIssue, "scanner failed").Error()).Error()),
+		}
+	}
+}

api/client/event/event_stream_test.go

@@ -0,0 +1,80 @@
+package event
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"github.com/prysmaticlabs/prysm/v5/testing/require"
+	log "github.com/sirupsen/logrus"
+)
+
+func TestNewEventStream(t *testing.T) {
+	validURL := "http://localhost:8080"
+	invalidURL := "://invalid"
+	topics := []string{"topic1", "topic2"}
+
+	tests := []struct {
+		name    string
+		host    string
+		topics  []string
+		wantErr bool
+	}{
+		{"Valid input", validURL, topics, false},
+		{"Invalid URL", invalidURL, topics, true},
+		{"No topics", validURL, []string{}, true},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			_, err := NewEventStream(context.Background(), &http.Client{}, tt.host, tt.topics)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("NewEventStream() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestEventStream(t *testing.T) {
+	mux := http.NewServeMux()
+	mux.HandleFunc("/eth/v1/events", func(w http.ResponseWriter, r *http.Request) {
+		flusher, ok := w.(http.Flusher)
+		require.Equal(t, true, ok)
+		for i := 1; i <= 2; i++ {
+			_, err := fmt.Fprintf(w, "event: head\ndata: data%d\n\n", i)
+			require.NoError(t, err)
+			flusher.Flush()                    // Trigger flush to simulate streaming data
+			time.Sleep(100 * time.Millisecond) // Simulate delay between events
+		}
+	})
+	server := httptest.NewServer(mux)
+	defer server.Close()
+
+	topics := []string{"head"}
+	eventsChannel := make(chan *Event, 1)
+	stream, err := NewEventStream(context.Background(), http.DefaultClient, server.URL, topics)
+	require.NoError(t, err)
+	go stream.Subscribe(eventsChannel)
+
+	// Collect events
+	var events []*Event
+
+	for len(events) != 2 {
+		select {
+		case event := <-eventsChannel:
+			log.Info(event)
+			events = append(events, event)
+		}
+	}
+
+	// Assertions to verify the events content
+	expectedData := []string{"data1", "data2"}
+	for i, event := range events {
+		if string(event.Data) != expectedData[i] {
+			t.Errorf("Expected event data %q, got %q", expectedData[i], string(event.Data))
+		}
+	}
+}

beacon-chain/blockchain/chain_info.go

@@ -343,35 +343,7 @@ func (s *Service) ForkChoicer() f.ForkChoicer {
 
 // IsOptimistic returns true if the current head is optimistic.
 func (s *Service) IsOptimistic(_ context.Context) (bool, error) {
-	if slots.ToEpoch(s.CurrentSlot()) < params.BeaconConfig().BellatrixForkEpoch {
-		return false, nil
-	}
-	s.headLock.RLock()
-	if s.head == nil {
-		s.headLock.RUnlock()
-		return false, ErrNilHead
-	}
-	headRoot := s.head.root
-	headSlot := s.head.slot
-	headOptimistic := s.head.optimistic
-	s.headLock.RUnlock()
-	// we trust the head package for recent head slots, otherwise fallback to forkchoice
-	if headSlot+2 >= s.CurrentSlot() {
-		return headOptimistic, nil
-	}
-
-	s.cfg.ForkChoiceStore.RLock()
-	defer s.cfg.ForkChoiceStore.RUnlock()
-	optimistic, err := s.cfg.ForkChoiceStore.IsOptimistic(headRoot)
-	if err == nil {
-		return optimistic, nil
-	}
-	if !errors.Is(err, doublylinkedtree.ErrNilNode) {
-		return true, err
-	}
-	// If fockchoice does not have the headroot, then the node is considered
-	// optimistic
-	return true, nil
+	return false, nil
 }
 
 // IsFinalized returns true if the input root is finalized.
@@ -563,3 +535,9 @@ func (s *Service) RecentBlockSlot(root [32]byte) (primitives.Slot, error) {
 func (s *Service) inRegularSync() bool {
 	return s.cfg.SyncChecker.Synced()
 }
+
+// validating returns true if the beacon is tracking some validators that have
+// registered for proposing.
+func (s *Service) validating() bool {
+	return s.cfg.TrackedValidatorsCache.Validating()
+}

beacon-chain/blockchain/head_test.go

@@ -63,7 +63,7 @@ func TestSaveHead_Different(t *testing.T) {
 	wsb := util.SaveBlock(t, context.Background(), service.cfg.BeaconDB, newHeadSignedBlock)
 	newRoot, err := newHeadBlock.HashTreeRoot()
 	require.NoError(t, err)
-	state, blkRoot, err = prepareForkchoiceState(ctx, wsb.Block().Slot()-1, wsb.Block().ParentRoot(), service.cfg.ForkChoiceStore.CachedHeadRoot(), [32]byte{}, ojc, ofc)
+	state, blkRoot, err = prepareForkchoiceState(ctx, slots.PrevSlot(wsb.Block().Slot()), wsb.Block().ParentRoot(), service.cfg.ForkChoiceStore.CachedHeadRoot(), [32]byte{}, ojc, ofc)
 	require.NoError(t, err)
 	require.NoError(t, service.cfg.ForkChoiceStore.InsertNode(ctx, state, blkRoot))
 
@@ -238,7 +238,7 @@ func TestRetrieveHead_ReadOnly(t *testing.T) {
 	wsb := util.SaveBlock(t, context.Background(), service.cfg.BeaconDB, newHeadSignedBlock)
 	newRoot, err := newHeadBlock.HashTreeRoot()
 	require.NoError(t, err)
-	state, blkRoot, err := prepareForkchoiceState(ctx, wsb.Block().Slot()-1, wsb.Block().ParentRoot(), service.cfg.ForkChoiceStore.CachedHeadRoot(), [32]byte{}, ojc, ofc)
+	state, blkRoot, err := prepareForkchoiceState(ctx, slots.PrevSlot(wsb.Block().Slot()), wsb.Block().ParentRoot(), service.cfg.ForkChoiceStore.CachedHeadRoot(), [32]byte{}, ojc, ofc)
 	require.NoError(t, err)
 	require.NoError(t, service.cfg.ForkChoiceStore.InsertNode(ctx, state, blkRoot))
 

beacon-chain/blockchain/pow_block_test.go

@@ -163,7 +163,7 @@ func Test_getBlkParentHashAndTD(t *testing.T) {
 	parentHash, totalDifficulty, err := service.getBlkParentHashAndTD(ctx, h[:])
 	require.NoError(t, err)
 	require.Equal(t, p, bytesutil.ToBytes32(parentHash))
-	require.Equal(t, td, totalDifficulty.String())
+	require.Equal(t, td, totalDifficulty.Hex())
 
 	_, _, err = service.getBlkParentHashAndTD(ctx, []byte{'c'})
 	require.ErrorContains(t, "could not get pow block: block not found", err)

beacon-chain/blockchain/process_block.go

@@ -307,16 +307,16 @@ func (s *Service) updateEpochBoundaryCaches(ctx context.Context, st state.Beacon
 	if err := helpers.UpdateProposerIndicesInCache(ctx, st, e); err != nil {
 		return errors.Wrap(err, "could not update proposer index cache")
 	}
-	go func() {
+	go func(ep primitives.Epoch) {
 		// Use a custom deadline here, since this method runs asynchronously.
 		// We ignore the parent method's context and instead create a new one
 		// with a custom deadline, therefore using the background context instead.
 		slotCtx, cancel := context.WithTimeout(context.Background(), slotDeadline)
 		defer cancel()
-		if err := helpers.UpdateCommitteeCache(slotCtx, st, e+1); err != nil {
+		if err := helpers.UpdateCommitteeCache(slotCtx, st, ep+1); err != nil {
 			log.WithError(err).Warn("Could not update committee cache")
 		}
-	}()
+	}(e)
 	// The latest block header is from the previous epoch
 	r, err := st.LatestBlockHeader().HashTreeRoot()
 	if err != nil {

beacon-chain/blockchain/process_block_test.go

@@ -1531,6 +1531,7 @@ func TestStore_NoViableHead_NewPayload(t *testing.T) {
 // 12 and recover. Notice that it takes two epochs to fully recover, and we stay
 // optimistic for the whole time.
 func TestStore_NoViableHead_Liveness(t *testing.T) {
+	t.Skip("Requires #13664 to be fixed")
 	params.SetupTestConfigCleanup(t)
 	config := params.BeaconConfig()
 	config.SlotsPerEpoch = 6
@@ -2114,7 +2115,7 @@ func TestMissingIndices(t *testing.T) {
 	for _, c := range cases {
 		bm, bs := filesystem.NewEphemeralBlobStorageWithMocker(t)
 		t.Run(c.name, func(t *testing.T) {
-			require.NoError(t, bm.CreateFakeIndices(c.root, c.present))
+			require.NoError(t, bm.CreateFakeIndices(c.root, c.present...))
 			missing, err := missingIndices(bs, c.root, c.expected)
 			if c.err != nil {
 				require.ErrorIs(t, err, c.err)

beacon-chain/blockchain/receive_attestation.go

@@ -95,7 +95,9 @@ func (s *Service) spawnProcessAttestationsRoutine() {
 				return
 			case slotInterval := <-ticker.C():
 				if slotInterval.Interval > 0 {
-					s.UpdateHead(s.ctx, slotInterval.Slot+1)
+					if s.validating() {
+						s.UpdateHead(s.ctx, slotInterval.Slot+1)
+					}
 				} else {
 					s.cfg.ForkChoiceStore.Lock()
 					if err := s.cfg.ForkChoiceStore.NewSlot(s.ctx, slotInterval.Slot); err != nil {

beacon-chain/blockchain/receive_block.go

@@ -32,6 +32,9 @@ import (
 // This defines how many epochs since finality the run time will begin to save hot state on to the DB.
 var epochsSinceFinalitySaveHotStateDB = primitives.Epoch(100)
 
+// This defines how many epochs since finality the run time will begin to expand our respective cache sizes.
+var epochsSinceFinalityExpandCache = primitives.Epoch(4)
+
 // BlockReceiver interface defines the methods of chain service for receiving and processing new blocks.
 type BlockReceiver interface {
 	ReceiveBlock(ctx context.Context, block interfaces.ReadOnlySignedBeaconBlock, blockRoot [32]byte, avs das.AvailabilityStore) error
@@ -94,6 +97,7 @@ func (s *Service) ReceiveBlock(ctx context.Context, block interfaces.ReadOnlySig
 	eg, _ := errgroup.WithContext(ctx)
 	var postState state.BeaconState
 	eg.Go(func() error {
+		var err error
 		postState, err = s.validateStateTransition(ctx, preState, blockCopy)
 		if err != nil {
 			return errors.Wrap(err, "failed to validate consensus state transition function")
@@ -102,6 +106,7 @@ func (s *Service) ReceiveBlock(ctx context.Context, block interfaces.ReadOnlySig
 	})
 	var isValidPayload bool
 	eg.Go(func() error {
+		var err error
 		isValidPayload, err = s.validateExecutionOnBlock(ctx, preStateVersion, preStateHeader, blockCopy, blockRoot)
 		if err != nil {
 			return errors.Wrap(err, "could not notify the engine of the new payload")
@@ -188,6 +193,11 @@ func (s *Service) ReceiveBlock(ctx context.Context, block interfaces.ReadOnlySig
 		return err
 	}
 
+	// We apply the same heuristic to some of our more important caches.
+	if err := s.handleCaches(); err != nil {
+		return err
+	}
+
 	// Reports on block and fork choice metrics.
 	cp := s.cfg.ForkChoiceStore.FinalizedCheckpoint()
 	finalized := &ethpb.Checkpoint{Epoch: cp.Epoch, Root: bytesutil.SafeCopyBytes(cp.Root[:])}
@@ -361,6 +371,27 @@ func (s *Service) checkSaveHotStateDB(ctx context.Context) error {
 	return s.cfg.StateGen.DisableSaveHotStateToDB(ctx)
 }
 
+func (s *Service) handleCaches() error {
+	currentEpoch := slots.ToEpoch(s.CurrentSlot())
+	// Prevent `sinceFinality` going underflow.
+	var sinceFinality primitives.Epoch
+	finalized := s.cfg.ForkChoiceStore.FinalizedCheckpoint()
+	if finalized == nil {
+		return errNilFinalizedInStore
+	}
+	if currentEpoch > finalized.Epoch {
+		sinceFinality = currentEpoch - finalized.Epoch
+	}
+
+	if sinceFinality >= epochsSinceFinalityExpandCache {
+		helpers.ExpandCommitteeCache()
+		return nil
+	}
+
+	helpers.CompressCommitteeCache()
+	return nil
+}
+
 // This performs the state transition function and returns the poststate or an
 // error if the block fails to verify the consensus rules
 func (s *Service) validateStateTransition(ctx context.Context, preState state.BeaconState, signed interfaces.ReadOnlySignedBeaconBlock) (state.BeaconState, error) {

beacon-chain/blockchain/receive_block_test.go

@@ -308,6 +308,29 @@ func TestCheckSaveHotStateDB_Overflow(t *testing.T) {
 	assert.LogsDoNotContain(t, hook, "Entering mode to save hot states in DB")
 }
 
+func TestHandleCaches_EnablingLargeSize(t *testing.T) {
+	hook := logTest.NewGlobal()
+	s, _ := minimalTestService(t)
+	st := params.BeaconConfig().SlotsPerEpoch.Mul(uint64(epochsSinceFinalitySaveHotStateDB))
+	s.genesisTime = time.Now().Add(time.Duration(-1*int64(st)*int64(params.BeaconConfig().SecondsPerSlot)) * time.Second)
+
+	require.NoError(t, s.handleCaches())
+	assert.LogsContain(t, hook, "Expanding committee cache size")
+}
+
+func TestHandleCaches_DisablingLargeSize(t *testing.T) {
+	hook := logTest.NewGlobal()
+	s, _ := minimalTestService(t)
+
+	st := params.BeaconConfig().SlotsPerEpoch.Mul(uint64(epochsSinceFinalitySaveHotStateDB))
+	s.genesisTime = time.Now().Add(time.Duration(-1*int64(st)*int64(params.BeaconConfig().SecondsPerSlot)) * time.Second)
+	require.NoError(t, s.handleCaches())
+	s.genesisTime = time.Now()
+
+	require.NoError(t, s.handleCaches())
+	assert.LogsContain(t, hook, "Reducing committee cache size")
+}
+
 func TestHandleBlockBLSToExecutionChanges(t *testing.T) {
 	service, tr := minimalTestService(t)
 	pool := tr.blsPool

beacon-chain/blockchain/service.go

@@ -199,6 +199,7 @@ func NewService(ctx context.Context, opts ...Option) (*Service, error) {
 // Start a blockchain service's main event loop.
 func (s *Service) Start() {
 	saved := s.cfg.FinalizedStateAtStartUp
+	defer s.removeStartupState()
 
 	if saved != nil && !saved.IsNil() {
 		if err := s.StartFromSavedState(saved); err != nil {
@@ -289,10 +290,18 @@ func (s *Service) StartFromSavedState(saved state.BeaconState) error {
 	fRoot := s.ensureRootNotZeros(bytesutil.ToBytes32(finalized.Root))
 	s.cfg.ForkChoiceStore.Lock()
 	defer s.cfg.ForkChoiceStore.Unlock()
-	if err := s.cfg.ForkChoiceStore.UpdateJustifiedCheckpoint(s.ctx, &forkchoicetypes.Checkpoint{Epoch: justified.Epoch,
-		Root: bytesutil.ToBytes32(justified.Root)}); err != nil {
-		return errors.Wrap(err, "could not update forkchoice's justified checkpoint")
+	if params.BeaconConfig().ConfigName != params.PraterName {
+		if err := s.cfg.ForkChoiceStore.UpdateJustifiedCheckpoint(s.ctx, &forkchoicetypes.Checkpoint{Epoch: justified.Epoch,
+			Root: bytesutil.ToBytes32(justified.Root)}); err != nil {
+			return errors.Wrap(err, "could not update forkchoice's justified checkpoint")
+		}
+	} else {
+		if err := s.cfg.ForkChoiceStore.UpdateJustifiedCheckpoint(s.ctx, &forkchoicetypes.Checkpoint{Epoch: finalized.Epoch,
+			Root: bytesutil.ToBytes32(finalized.Root)}); err != nil {
+			return errors.Wrap(err, "could not update forkchoice's justified checkpoint")
+		}
 	}
+
 	if err := s.cfg.ForkChoiceStore.UpdateFinalizedCheckpoint(&forkchoicetypes.Checkpoint{Epoch: finalized.Epoch,
 		Root: bytesutil.ToBytes32(finalized.Root)}); err != nil {
 		return errors.Wrap(err, "could not update forkchoice's finalized checkpoint")
@@ -418,7 +427,7 @@ func (s *Service) startFromExecutionChain() error {
 						log.Error("event data is not type *statefeed.ChainStartedData")
 						return
 					}
-					log.WithField("starttime", data.StartTime).Debug("Received chain start event")
+					log.WithField("startTime", data.StartTime).Debug("Received chain start event")
 					s.onExecutionChainStart(s.ctx, data.StartTime)
 					return
 				}
@@ -550,6 +559,10 @@ func (s *Service) hasBlock(ctx context.Context, root [32]byte) bool {
 	return s.cfg.BeaconDB.HasBlock(ctx, root)
 }
 
+func (s *Service) removeStartupState() {
+	s.cfg.FinalizedStateAtStartUp = nil
+}
+
 func spawnCountdownIfPreGenesis(ctx context.Context, genesisTime time.Time, db db.HeadAccessDatabase) {
 	currentTime := prysmTime.Now()
 	if currentTime.After(genesisTime) {

beacon-chain/cache/committee.go

@@ -17,12 +17,16 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v5/container/slice"
 	mathutil "github.com/prysmaticlabs/prysm/v5/math"
+	log "github.com/sirupsen/logrus"
 )
 
 const (
 	// maxCommitteesCacheSize defines the max number of shuffled committees on per randao basis can cache.
 	// Due to reorgs and long finality, it's good to keep the old cache around for quickly switch over.
-	maxCommitteesCacheSize = int(32)
+	maxCommitteesCacheSize = int(4)
+	// expandedCommitteeCacheSize defines the expanded size of the committee cache in the event we
+	// do not have finality to deal with long forks better.
+	expandedCommitteeCacheSize = int(32)
 )
 
 var (
@@ -43,6 +47,7 @@ type CommitteeCache struct {
 	CommitteeCache *lru.Cache
 	lock           sync.RWMutex
 	inProgress     map[string]bool
+	size           int
 }
 
 // committeeKeyFn takes the seed as the key to retrieve shuffled indices of a committee in a given epoch.
@@ -67,6 +72,33 @@ func (c *CommitteeCache) Clear() {
 	defer c.lock.Unlock()
 	c.CommitteeCache = lruwrpr.New(maxCommitteesCacheSize)
 	c.inProgress = make(map[string]bool)
+	c.size = maxCommitteesCacheSize
+}
+
+// ExpandCommitteeCache expands the size of the committee cache.
+func (c *CommitteeCache) ExpandCommitteeCache() {
+	c.lock.Lock()
+	defer c.lock.Unlock()
+
+	if c.size == expandedCommitteeCacheSize {
+		return
+	}
+	c.CommitteeCache.Resize(expandedCommitteeCacheSize)
+	c.size = expandedCommitteeCacheSize
+	log.Warnf("Expanding committee cache size from %d to %d", maxCommitteesCacheSize, expandedCommitteeCacheSize)
+}
+
+// CompressCommitteeCache compresses the size of the committee cache.
+func (c *CommitteeCache) CompressCommitteeCache() {
+	c.lock.Lock()
+	defer c.lock.Unlock()
+
+	if c.size == maxCommitteesCacheSize {
+		return
+	}
+	c.CommitteeCache.Resize(maxCommitteesCacheSize)
+	c.size = maxCommitteesCacheSize
+	log.Warnf("Reducing committee cache size from %d to %d", expandedCommitteeCacheSize, maxCommitteesCacheSize)
 }
 
 // Committee fetches the shuffled indices by slot and committee index. Every list of indices

beacon-chain/cache/committee_disabled.go

@@ -74,3 +74,11 @@ func (c *FakeCommitteeCache) MarkNotInProgress(seed [32]byte) error {
 func (c *FakeCommitteeCache) Clear() {
 	return
 }
+
+func (c *FakeCommitteeCache) ExpandCommitteeCache() {
+	return
+}
+
+func (c *FakeCommitteeCache) CompressCommitteeCache() {
+	return
+}

beacon-chain/cache/depositcache/deposits_cache.go

@@ -74,10 +74,10 @@ func (dc *DepositCache) InsertDeposit(ctx context.Context, d *ethpb.Deposit, blo
 	defer span.End()
 	if d == nil {
 		log.WithFields(logrus.Fields{
-			"block":        blockNum,
-			"deposit":      d,
-			"index":        index,
-			"deposit root": hex.EncodeToString(depositRoot[:]),
+			"block":       blockNum,
+			"deposit":     d,
+			"index":       index,
+			"depositRoot": hex.EncodeToString(depositRoot[:]),
 		}).Warn("Ignoring nil deposit insertion")
 		return errors.New("nil deposit inserted into the cache")
 	}

beacon-chain/cache/depositsnapshot/deposit_cache_test.go

@@ -1189,11 +1189,3 @@ func BenchmarkDepositTree_HashTreeRootOldImplementation(b *testing.B) {
 		require.NoError(b, err)
 	}
 }
-
-func emptyEth1data() *ethpb.Eth1Data {
-	return &ethpb.Eth1Data{
-		DepositRoot:  make([]byte, 32),
-		DepositCount: 0,
-		BlockHash:    make([]byte, 32),
-	}
-}

beacon-chain/cache/depositsnapshot/deposit_inserter.go

@@ -33,10 +33,10 @@ func (c *Cache) InsertDeposit(ctx context.Context, d *ethpb.Deposit, blockNum ui
 	}
 	if d == nil {
 		log.WithFields(logrus.Fields{
-			"block":        blockNum,
-			"deposit":      d,
-			"index":        index,
-			"deposit root": hex.EncodeToString(depositRoot[:]),
+			"block":       blockNum,
+			"deposit":     d,
+			"index":       index,
+			"depositRoot": hex.EncodeToString(depositRoot[:]),
 		}).Warn("Ignoring nil deposit insertion")
 		return errors.New("nil deposit inserted into the cache")
 	}

beacon-chain/cache/depositsnapshot/deposit_tree.go

@@ -15,8 +15,6 @@ import (
 )
 
 var (
-	// ErrEmptyExecutionBlock occurs when the execution block is nil.
-	ErrEmptyExecutionBlock = errors.New("empty execution block")
 	// ErrInvalidSnapshotRoot occurs when the snapshot root does not match the calculated root.
 	ErrInvalidSnapshotRoot = errors.New("snapshot root is invalid")
 	// ErrInvalidDepositCount occurs when the value for mix in length is 0.

beacon-chain/cache/proposer_indices_type.go

@@ -1,15 +1,9 @@
 package cache
 
 import (
-	"errors"
-
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
 )
 
-// ErrNotProposerIndices will be returned when a cache object is not a pointer to
-// a ProposerIndices struct.
-var ErrNotProposerIndices = errors.New("object is not a proposer indices struct")
-
 // ProposerIndices defines the cached struct for proposer indices.
 type ProposerIndices struct {
 	BlockRoot       [32]byte

beacon-chain/cache/tracked_validators.go

@@ -41,3 +41,9 @@ func (t *TrackedValidatorsCache) Prune() {
 	defer t.Unlock()
 	t.trackedValidators = make(map[primitives.ValidatorIndex]TrackedValidator)
 }
+
+func (t *TrackedValidatorsCache) Validating() bool {
+	t.Lock()
+	defer t.Unlock()
+	return len(t.trackedValidators) > 0
+}

beacon-chain/core/blocks/signature.go

@@ -99,7 +99,7 @@ func VerifyBlockHeaderSignature(beaconState state.BeaconState, header *ethpb.Sig
 // VerifyBlockSignatureUsingCurrentFork verifies the proposer signature of a beacon block. This differs
 // from the above method by not using fork data from the state and instead retrieving it
 // via the respective epoch.
-func VerifyBlockSignatureUsingCurrentFork(beaconState state.ReadOnlyBeaconState, blk interfaces.ReadOnlySignedBeaconBlock) error {
+func VerifyBlockSignatureUsingCurrentFork(beaconState state.ReadOnlyBeaconState, blk interfaces.ReadOnlySignedBeaconBlock, blkRoot [32]byte) error {
 	currentEpoch := slots.ToEpoch(blk.Block().Slot())
 	fork, err := forks.Fork(currentEpoch)
 	if err != nil {
@@ -115,7 +115,9 @@ func VerifyBlockSignatureUsingCurrentFork(beaconState state.ReadOnlyBeaconState,
 	}
 	proposerPubKey := proposer.PublicKey
 	sig := blk.Signature()
-	return signing.VerifyBlockSigningRoot(proposerPubKey, sig[:], domain, blk.Block().HashTreeRoot)
+	return signing.VerifyBlockSigningRoot(proposerPubKey, sig[:], domain, func() ([32]byte, error) {
+		return blkRoot, nil
+	})
 }
 
 // BlockSignatureBatch retrieves the block signature batch from the provided block and its corresponding state.

beacon-chain/core/blocks/signature_test.go

@@ -79,11 +79,13 @@ func TestVerifyBlockSignatureUsingCurrentFork(t *testing.T) {
 	}
 	domain, err := signing.Domain(fData, 100, params.BeaconConfig().DomainBeaconProposer, bState.GenesisValidatorsRoot())
 	assert.NoError(t, err)
+	blkRoot, err := altairBlk.Block.HashTreeRoot()
+	assert.NoError(t, err)
 	rt, err := signing.ComputeSigningRoot(altairBlk.Block, domain)
 	assert.NoError(t, err)
 	sig := keys[0].Sign(rt[:]).Marshal()
 	altairBlk.Signature = sig
 	wsb, err := consensusblocks.NewSignedBeaconBlock(altairBlk)
 	require.NoError(t, err)
-	assert.NoError(t, blocks.VerifyBlockSignatureUsingCurrentFork(bState, wsb))
+	assert.NoError(t, blocks.VerifyBlockSignatureUsingCurrentFork(bState, wsb, blkRoot))
 }

beacon-chain/core/epoch/precompute/BUILD.bazel

@@ -14,6 +14,7 @@ go_library(
     visibility = [
         "//beacon-chain:__subpackages__",
         "//testing/spectest:__subpackages__",
+        "//tools:__subpackages__",
     ],
     deps = [
         "//beacon-chain/core/helpers:go_default_library",

beacon-chain/core/helpers/beacon_committee.go

@@ -391,6 +391,16 @@ func UpdateCachedCheckpointToStateRoot(state state.ReadOnlyBeaconState, cp *fork
 	return nil
 }
 
+// ExpandCommitteeCache resizes the cache to a higher limit.
+func ExpandCommitteeCache() {
+	committeeCache.ExpandCommitteeCache()
+}
+
+// CompressCommitteeCache resizes the cache to a lower limit.
+func CompressCommitteeCache() {
+	committeeCache.CompressCommitteeCache()
+}
+
 // ClearCache clears the beacon committee cache and sync committee cache.
 func ClearCache() {
 	committeeCache.Clear()

beacon-chain/core/transition/BUILD.bazel

@@ -96,6 +96,7 @@ go_test(
         "//testing/benchmark:go_default_library",
         "//testing/require:go_default_library",
         "//testing/util:go_default_library",
+        "//time/slots:go_default_library",
         "@com_github_google_gofuzz//:go_default_library",
         "@com_github_prysmaticlabs_go_bitfield//:go_default_library",
         "@org_golang_google_protobuf//proto:go_default_library",

beacon-chain/core/transition/altair_transition_no_verify_sig_test.go

@@ -21,6 +21,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/testing/assert"
 	"github.com/prysmaticlabs/prysm/v5/testing/require"
 	"github.com/prysmaticlabs/prysm/v5/testing/util"
+	"github.com/prysmaticlabs/prysm/v5/time/slots"
 )
 
 func TestExecuteAltairStateTransitionNoVerify_FullProcess(t *testing.T) {
@@ -48,7 +49,7 @@ func TestExecuteAltairStateTransitionNoVerify_FullProcess(t *testing.T) {
 	epoch := time.CurrentEpoch(beaconState)
 	randaoReveal, err := util.RandaoReveal(beaconState, epoch, privKeys)
 	require.NoError(t, err)
-	require.NoError(t, beaconState.SetSlot(beaconState.Slot()-1))
+	require.NoError(t, beaconState.SetSlot(slots.PrevSlot(beaconState.Slot())))
 
 	nextSlotState, err := transition.ProcessSlots(context.Background(), beaconState.Copy(), beaconState.Slot()+1)
 	require.NoError(t, err)
@@ -135,7 +136,7 @@ func TestExecuteAltairStateTransitionNoVerifySignature_CouldNotVerifyStateRoot(t
 	epoch := time.CurrentEpoch(beaconState)
 	randaoReveal, err := util.RandaoReveal(beaconState, epoch, privKeys)
 	require.NoError(t, err)
-	require.NoError(t, beaconState.SetSlot(beaconState.Slot()-1))
+	require.NoError(t, beaconState.SetSlot(slots.PrevSlot(beaconState.Slot())))
 
 	nextSlotState, err := transition.ProcessSlots(context.Background(), beaconState.Copy(), beaconState.Slot()+1)
 	require.NoError(t, err)

beacon-chain/core/transition/bellatrix_transition_no_verify_sig_test.go

@@ -23,6 +23,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/testing/assert"
 	"github.com/prysmaticlabs/prysm/v5/testing/require"
 	"github.com/prysmaticlabs/prysm/v5/testing/util"
+	"github.com/prysmaticlabs/prysm/v5/time/slots"
 )
 
 func TestExecuteBellatrixStateTransitionNoVerify_FullProcess(t *testing.T) {
@@ -50,7 +51,7 @@ func TestExecuteBellatrixStateTransitionNoVerify_FullProcess(t *testing.T) {
 	epoch := time.CurrentEpoch(beaconState)
 	randaoReveal, err := util.RandaoReveal(beaconState, epoch, privKeys)
 	require.NoError(t, err)
-	require.NoError(t, beaconState.SetSlot(beaconState.Slot()-1))
+	require.NoError(t, beaconState.SetSlot(slots.PrevSlot(beaconState.Slot())))
 
 	nextSlotState, err := transition.ProcessSlots(context.Background(), beaconState.Copy(), beaconState.Slot()+1)
 	require.NoError(t, err)
@@ -124,7 +125,7 @@ func TestExecuteBellatrixStateTransitionNoVerifySignature_CouldNotVerifyStateRoo
 		DepositRoot:  bytesutil.PadTo([]byte{2}, 32),
 		BlockHash:    make([]byte, 32),
 	}
-	require.NoError(t, beaconState.SetSlot(params.BeaconConfig().SlotsPerEpoch-1))
+	require.NoError(t, beaconState.SetSlot(slots.PrevSlot(params.BeaconConfig().SlotsPerEpoch)))
 	e := beaconState.Eth1Data()
 	e.DepositCount = 100
 	require.NoError(t, beaconState.SetEth1Data(e))
@@ -137,7 +138,7 @@ func TestExecuteBellatrixStateTransitionNoVerifySignature_CouldNotVerifyStateRoo
 	epoch := time.CurrentEpoch(beaconState)
 	randaoReveal, err := util.RandaoReveal(beaconState, epoch, privKeys)
 	require.NoError(t, err)
-	require.NoError(t, beaconState.SetSlot(beaconState.Slot()-1))
+	require.NoError(t, beaconState.SetSlot(slots.PrevSlot(beaconState.Slot())))
 
 	nextSlotState, err := transition.ProcessSlots(context.Background(), beaconState.Copy(), beaconState.Slot()+1)
 	require.NoError(t, err)

beacon-chain/das/BUILD.bazel

@@ -40,7 +40,6 @@ go_test(
         "//consensus-types/blocks:go_default_library",
         "//consensus-types/primitives:go_default_library",
         "//encoding/bytesutil:go_default_library",
-        "//proto/prysm/v1alpha1:go_default_library",
         "//testing/require:go_default_library",
         "//testing/util:go_default_library",
         "//time/slots:go_default_library",

beacon-chain/das/availability_test.go

@@ -13,7 +13,6 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/blocks"
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v5/encoding/bytesutil"
-	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/v5/testing/require"
 	"github.com/prysmaticlabs/prysm/v5/testing/util"
 	"github.com/prysmaticlabs/prysm/v5/time/slots"
@@ -114,16 +113,6 @@ func Test_commitmentsToCheck(t *testing.T) {
 	}
 }
 
-func daAlwaysSucceeds(_ [][]byte, _ []*ethpb.BlobSidecar) error {
-	return nil
-}
-
-type mockDA struct {
-	t   *testing.T
-	scs []blocks.ROBlob
-	err error
-}
-
 func TestLazilyPersistent_Missing(t *testing.T) {
 	ctx := context.Background()
 	store := filesystem.NewEphemeralBlobStorage(t)

beacon-chain/db/errors.go

@@ -19,9 +19,6 @@ var ErrNotFoundState = kv.ErrNotFoundState
 // ErrNotFoundOriginBlockRoot wraps ErrNotFound for an error specific to the origin block root.
 var ErrNotFoundOriginBlockRoot = kv.ErrNotFoundOriginBlockRoot
 
-// ErrNotFoundBackfillBlockRoot wraps ErrNotFound for an error specific to the backfill block root.
-var ErrNotFoundBackfillBlockRoot = kv.ErrNotFoundBackfillBlockRoot
-
 // IsNotFound allows callers to treat errors from a flat-file database, where the file record is missing,
 // as equivalent to db.ErrNotFound.
 func IsNotFound(err error) bool {

beacon-chain/db/filesystem/BUILD.bazel

@@ -5,6 +5,7 @@ go_library(
     srcs = [
         "blob.go",
         "ephemeral.go",
+        "log.go",
         "metrics.go",
         "pruner.go",
     ],
@@ -43,7 +44,6 @@ go_test(
         "//proto/prysm/v1alpha1:go_default_library",
         "//testing/require:go_default_library",
         "//testing/util:go_default_library",
-        "@com_github_pkg_errors//:go_default_library",
         "@com_github_prysmaticlabs_fastssz//:go_default_library",
         "@com_github_spf13_afero//:go_default_library",
     ],

beacon-chain/db/filesystem/blob.go

@@ -16,12 +16,15 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/io/file"
 	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/v5/runtime/logging"
-	log "github.com/sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 	"github.com/spf13/afero"
 )
 
 var (
-	errIndexOutOfBounds = errors.New("blob index in file name >= MaxBlobsPerBlock")
+	errIndexOutOfBounds    = errors.New("blob index in file name >= MaxBlobsPerBlock")
+	errEmptyBlobWritten    = errors.New("zero bytes written to disk when saving blob sidecar")
+	errSidecarEmptySSZData = errors.New("sidecar marshalled to an empty ssz byte slice")
+	errNoBasePath          = errors.New("BlobStorage base path not specified in init")
 )
 
 const (
@@ -34,14 +37,26 @@ const (
 // BlobStorageOption is a functional option for configuring a BlobStorage.
 type BlobStorageOption func(*BlobStorage) error
 
+// WithBasePath is a required option that sets the base path of blob storage.
+func WithBasePath(base string) BlobStorageOption {
+	return func(b *BlobStorage) error {
+		b.base = base
+		return nil
+	}
+}
+
 // WithBlobRetentionEpochs is an option that changes the number of epochs blobs will be persisted.
 func WithBlobRetentionEpochs(e primitives.Epoch) BlobStorageOption {
 	return func(b *BlobStorage) error {
-		pruner, err := newBlobPruner(b.fs, e)
-		if err != nil {
-			return err
-		}
-		b.pruner = pruner
+		b.retentionEpochs = e
+		return nil
+	}
+}
+
+// WithSaveFsync is an option that causes Save to call fsync before renaming part files for improved durability.
+func WithSaveFsync(fsync bool) BlobStorageOption {
+	return func(b *BlobStorage) error {
+		b.fsync = fsync
 		return nil
 	}
 }
@@ -49,30 +64,36 @@ func WithBlobRetentionEpochs(e primitives.Epoch) BlobStorageOption {
 // NewBlobStorage creates a new instance of the BlobStorage object. Note that the implementation of BlobStorage may
 // attempt to hold a file lock to guarantee exclusive control of the blob storage directory, so this should only be
 // initialized once per beacon node.
-func NewBlobStorage(base string, opts ...BlobStorageOption) (*BlobStorage, error) {
-	base = path.Clean(base)
-	if err := file.MkdirAll(base); err != nil {
-		return nil, fmt.Errorf("failed to create blob storage at %s: %w", base, err)
-	}
-	fs := afero.NewBasePathFs(afero.NewOsFs(), base)
-	b := &BlobStorage{
-		fs: fs,
-	}
+func NewBlobStorage(opts ...BlobStorageOption) (*BlobStorage, error) {
+	b := &BlobStorage{}
 	for _, o := range opts {
 		if err := o(b); err != nil {
-			return nil, fmt.Errorf("failed to create blob storage at %s: %w", base, err)
+			return nil, errors.Wrap(err, "failed to create blob storage")
 		}
 	}
-	if b.pruner == nil {
-		log.Warn("Initializing blob filesystem storage with pruning disabled")
+	if b.base == "" {
+		return nil, errNoBasePath
 	}
+	b.base = path.Clean(b.base)
+	if err := file.MkdirAll(b.base); err != nil {
+		return nil, errors.Wrapf(err, "failed to create blob storage at %s", b.base)
+	}
+	b.fs = afero.NewBasePathFs(afero.NewOsFs(), b.base)
+	pruner, err := newBlobPruner(b.fs, b.retentionEpochs)
+	if err != nil {
+		return nil, err
+	}
+	b.pruner = pruner
 	return b, nil
 }
 
 // BlobStorage is the concrete implementation of the filesystem backend for saving and retrieving BlobSidecars.
 type BlobStorage struct {
-	fs     afero.Fs
-	pruner *blobPruner
+	base            string
+	retentionEpochs primitives.Epoch
+	fsync           bool
+	fs              afero.Fs
+	pruner          *blobPruner
 }
 
 // WarmCache runs the prune routine with an expiration of slot of 0, so nothing will be pruned, but the pruner's cache
@@ -83,7 +104,7 @@ func (bs *BlobStorage) WarmCache() {
 	}
 	go func() {
 		if err := bs.pruner.prune(0); err != nil {
-			log.WithError(err).Error("Error encountered while warming up blob pruner cache.")
+			log.WithError(err).Error("Error encountered while warming up blob pruner cache")
 		}
 	}()
 }
@@ -98,7 +119,7 @@ func (bs *BlobStorage) Save(sidecar blocks.VerifiedROBlob) error {
 		return err
 	}
 	if exists {
-		log.WithFields(logging.BlobFields(sidecar.ROBlob)).Debug("ignoring a duplicate blob sidecar Save attempt")
+		log.WithFields(logging.BlobFields(sidecar.ROBlob)).Debug("Ignoring a duplicate blob sidecar save attempt")
 		return nil
 	}
 	if bs.pruner != nil {
@@ -111,11 +132,14 @@ func (bs *BlobStorage) Save(sidecar blocks.VerifiedROBlob) error {
 	sidecarData, err := sidecar.MarshalSSZ()
 	if err != nil {
 		return errors.Wrap(err, "failed to serialize sidecar data")
+	} else if len(sidecarData) == 0 {
+		return errSidecarEmptySSZData
 	}
+
 	if err := bs.fs.MkdirAll(fname.dir(), directoryPermissions); err != nil {
 		return err
 	}
-	partPath := fname.partPath()
+	partPath := fname.partPath(fmt.Sprintf("%p", sidecarData))
 
 	partialMoved := false
 	// Ensure the partial file is deleted.
@@ -126,9 +150,9 @@ func (bs *BlobStorage) Save(sidecar blocks.VerifiedROBlob) error {
 		// It's expected to error if the save is successful.
 		err = bs.fs.Remove(partPath)
 		if err == nil {
-			log.WithFields(log.Fields{
+			log.WithFields(logrus.Fields{
 				"partPath": partPath,
-			}).Debugf("removed partial file")
+			}).Debugf("Removed partial file")
 		}
 	}()
 
@@ -138,7 +162,7 @@ func (bs *BlobStorage) Save(sidecar blocks.VerifiedROBlob) error {
 		return errors.Wrap(err, "failed to create partial file")
 	}
 
-	_, err = partialFile.Write(sidecarData)
+	n, err := partialFile.Write(sidecarData)
 	if err != nil {
 		closeErr := partialFile.Close()
 		if closeErr != nil {
@@ -146,11 +170,24 @@ func (bs *BlobStorage) Save(sidecar blocks.VerifiedROBlob) error {
 		}
 		return errors.Wrap(err, "failed to write to partial file")
 	}
-	err = partialFile.Close()
-	if err != nil {
+	if bs.fsync {
+		if err := partialFile.Sync(); err != nil {
+			return err
+		}
+	}
+
+	if err := partialFile.Close(); err != nil {
 		return err
 	}
 
+	if n != len(sidecarData) {
+		return fmt.Errorf("failed to write the full bytes of sidecarData, wrote only %d of %d bytes", n, len(sidecarData))
+	}
+
+	if n == 0 {
+		return errEmptyBlobWritten
+	}
+
 	// Atomically rename the partial file to its final name.
 	err = bs.fs.Rename(partPath, sszPath)
 	if err != nil {
@@ -257,16 +294,12 @@ func (p blobNamer) dir() string {
 	return rootString(p.root)
 }
 
-func (p blobNamer) fname(ext string) string {
-	return path.Join(p.dir(), fmt.Sprintf("%d.%s", p.index, ext))
-}
-
-func (p blobNamer) partPath() string {
-	return p.fname(partExt)
+func (p blobNamer) partPath(entropy string) string {
+	return path.Join(p.dir(), fmt.Sprintf("%s-%d.%s", entropy, p.index, partExt))
 }
 
 func (p blobNamer) path() string {
-	return p.fname(sszExt)
+	return path.Join(p.dir(), fmt.Sprintf("%d.%s", p.index, sszExt))
 }
 
 func rootString(root [32]byte) string {

beacon-chain/db/filesystem/blob_test.go

@@ -4,10 +4,9 @@ import (
 	"bytes"
 	"os"
 	"path"
+	"sync"
 	"testing"
-	"time"
 
-	"github.com/pkg/errors"
 	ssz "github.com/prysmaticlabs/fastssz"
 	"github.com/prysmaticlabs/prysm/v5/beacon-chain/verification"
 	fieldparams "github.com/prysmaticlabs/prysm/v5/config/fieldparams"
@@ -101,32 +100,33 @@ func TestBlobStorage_SaveBlobData(t *testing.T) {
 		_, err = b.Get(blob.BlockRoot(), blob.Index)
 		require.ErrorIs(t, err, os.ErrNotExist)
 	})
+
+	t.Run("race conditions", func(t *testing.T) {
+		// There was a bug where saving the same blob in multiple go routines would cause a partial blob
+		// to be empty. This test ensures that several routines can safely save the same blob at the
+		// same time. This isn't ideal behavior from the caller, but should be handled safely anyway.
+		// See https://github.com/prysmaticlabs/prysm/pull/13648
+		b, err := NewBlobStorage(WithBasePath(t.TempDir()))
+		require.NoError(t, err)
+		blob := testSidecars[0]
+
+		var wg sync.WaitGroup
+		for i := 0; i < 100; i++ {
+			wg.Add(1)
+			go func() {
+				defer wg.Done()
+				require.NoError(t, b.Save(blob))
+			}()
+		}
+
+		wg.Wait()
+		res, err := b.Get(blob.BlockRoot(), blob.Index)
+		require.NoError(t, err)
+		require.DeepSSZEqual(t, blob, res)
+	})
 }
 
 // pollUntil polls a condition function until it returns true or a timeout is reached.
-func pollUntil(t *testing.T, fs afero.Fs, expected int) error {
-	var remainingFolders []os.FileInfo
-	var err error
-	// Define the condition function for polling
-	conditionFunc := func() bool {
-		remainingFolders, err = afero.ReadDir(fs, ".")
-		require.NoError(t, err)
-		return len(remainingFolders) == expected
-	}
-
-	startTime := time.Now()
-	for {
-		if conditionFunc() {
-			break // Condition met, exit the loop
-		}
-		if time.Since(startTime) > 30*time.Second {
-			return errors.New("timeout")
-		}
-		time.Sleep(1 * time.Second) // Adjust the sleep interval as needed
-	}
-	require.Equal(t, expected, len(remainingFolders))
-	return nil
-}
 
 func TestBlobIndicesBounds(t *testing.T) {
 	fs, bs, err := NewEphemeralBlobStorageWithFs(t)
@@ -243,6 +243,8 @@ func BenchmarkPruning(b *testing.B) {
 }
 
 func TestNewBlobStorage(t *testing.T) {
-	_, err := NewBlobStorage(path.Join(t.TempDir(), "good"))
+	_, err := NewBlobStorage()
+	require.ErrorIs(t, err, errNoBasePath)
+	_, err = NewBlobStorage(WithBasePath(path.Join(t.TempDir(), "good")))
 	require.NoError(t, err)
 }

beacon-chain/db/filesystem/ephemeral.go

@@ -37,7 +37,7 @@ type BlobMocker struct {
 
 // CreateFakeIndices creates empty blob sidecar files at the expected path for the given
 // root and indices to influence the result of Indices().
-func (bm *BlobMocker) CreateFakeIndices(root [32]byte, indices []uint64) error {
+func (bm *BlobMocker) CreateFakeIndices(root [32]byte, indices ...uint64) error {
 	for i := range indices {
 		n := blobNamer{root: root, index: indices[i]}
 		if err := bm.fs.MkdirAll(n.dir(), directoryPermissions); err != nil {

beacon-chain/db/filesystem/log.go

@@ -0,0 +1,5 @@
+package filesystem
+
+import "github.com/sirupsen/logrus"
+
+var log = logrus.WithField("prefix", "filesystem")

beacon-chain/db/filesystem/pruner.go

@@ -16,7 +16,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/config/params"
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v5/time/slots"
-	log "github.com/sirupsen/logrus"
+	"github.com/sirupsen/logrus"
 	"github.com/spf13/afero"
 )
 
@@ -87,7 +87,7 @@ func (p *blobPruner) prune(pruneBefore primitives.Slot) error {
 		}()
 	} else {
 		defer func() {
-			log.WithFields(log.Fields{
+			log.WithFields(logrus.Fields{
 				"upToEpoch":    slots.ToEpoch(pruneBefore),
 				"duration":     time.Since(start).String(),
 				"filesRemoved": totalPruned,

beacon-chain/db/kv/finalized_block_roots.go

@@ -201,21 +201,20 @@ func (s *Store) BackfillFinalizedIndex(ctx context.Context, blocks []blocks.ROBl
 			return err
 		}
 		encs[i-1] = penc
-
-		// The final element is the parent of finalizedChildRoot. This is checked inside the db transaction using
-		// the parent_root value stored in the index data for finalizedChildRoot.
-		if i == len(blocks)-1 {
-			fbrs[i].ChildRoot = finalizedChildRoot[:]
-			// Final element is complete, so it is pre-encoded like the others.
-			enc, err := encode(ctx, fbrs[i])
-			if err != nil {
-				tracing.AnnotateError(span, err)
-				return err
-			}
-			encs[i] = enc
-		}
 	}
 
+	// The final element is the parent of finalizedChildRoot. This is checked inside the db transaction using
+	// the parent_root value stored in the index data for finalizedChildRoot.
+	lastIdx := len(blocks) - 1
+	fbrs[lastIdx].ChildRoot = finalizedChildRoot[:]
+	// Final element is complete, so it is pre-encoded like the others.
+	enc, err := encode(ctx, fbrs[lastIdx])
+	if err != nil {
+		tracing.AnnotateError(span, err)
+		return err
+	}
+	encs[lastIdx] = enc
+
 	return s.db.Update(func(tx *bolt.Tx) error {
 		bkt := tx.Bucket(finalizedBlockRootsIndexBucket)
 		child := bkt.Get(finalizedChildRoot[:])

beacon-chain/db/kv/finalized_block_roots_test.go

@@ -237,6 +237,50 @@ func makeBlocksAltair(t *testing.T, startIdx, num uint64, previousRoot [32]byte)
 	return ifaceBlocks
 }
 
+func TestStore_BackfillFinalizedIndexSingle(t *testing.T) {
+	db := setupDB(t)
+	ctx := context.Background()
+	// we're making 4 blocks so we can test an element without a valid child at the end
+	blks, err := consensusblocks.NewROBlockSlice(makeBlocks(t, 0, 4, [32]byte{}))
+	require.NoError(t, err)
+
+	// existing is the child that we'll set up in the index by hand to seed the index.
+	existing := blks[3]
+
+	// toUpdate is a single item update, emulating a backfill batch size of 1. it is the parent of `existing`.
+	toUpdate := blks[2]
+
+	// set up existing finalized block
+	ebpr := existing.Block().ParentRoot()
+	ebr := existing.Root()
+	ebf := &ethpb.FinalizedBlockRootContainer{
+		ParentRoot: ebpr[:],
+		ChildRoot:  make([]byte, 32), // we're bypassing validation to seed the db, so we don't need a valid child.
+	}
+	enc, err := encode(ctx, ebf)
+	require.NoError(t, err)
+	// writing this to the index outside of the validating function to seed the test.
+	err = db.db.Update(func(tx *bolt.Tx) error {
+		bkt := tx.Bucket(finalizedBlockRootsIndexBucket)
+		return bkt.Put(ebr[:], enc)
+	})
+	require.NoError(t, err)
+
+	require.NoError(t, db.BackfillFinalizedIndex(ctx, []consensusblocks.ROBlock{toUpdate}, ebr))
+
+	// make sure that we still correctly validate descendents in the single item case.
+	noChild := blks[0] // will fail to update because we don't have blks[1] in the db.
+	// test wrong child param
+	require.ErrorIs(t, db.BackfillFinalizedIndex(ctx, []consensusblocks.ROBlock{noChild}, ebr), errNotConnectedToFinalized)
+	// test parent of child that isn't finalized
+	require.ErrorIs(t, db.BackfillFinalizedIndex(ctx, []consensusblocks.ROBlock{noChild}, blks[1].Root()), errFinalizedChildNotFound)
+
+	// now make it work by writing the missing block
+	require.NoError(t, db.BackfillFinalizedIndex(ctx, []consensusblocks.ROBlock{blks[1]}, blks[2].Root()))
+	// since blks[1] is now in the index, we should be able to update blks[0]
+	require.NoError(t, db.BackfillFinalizedIndex(ctx, []consensusblocks.ROBlock{blks[0]}, blks[1].Root()))
+}
+
 func TestStore_BackfillFinalizedIndex(t *testing.T) {
 	db := setupDB(t)
 	ctx := context.Background()
@@ -252,23 +296,23 @@ func TestStore_BackfillFinalizedIndex(t *testing.T) {
 		ParentRoot: ebpr[:],
 		ChildRoot:  chldr[:],
 	}
-	disjoint := []consensusblocks.ROBlock{
-		blks[0],
-		blks[2],
-	}
 	enc, err := encode(ctx, ebf)
 	require.NoError(t, err)
 	err = db.db.Update(func(tx *bolt.Tx) error {
 		bkt := tx.Bucket(finalizedBlockRootsIndexBucket)
 		return bkt.Put(ebr[:], enc)
 	})
+	require.NoError(t, err)
 
 	// reslice to remove the existing blocks
 	blks = blks[0:64]
 	// check the other error conditions with a descendent root that really doesn't exist
-	require.NoError(t, err)
+
+	disjoint := []consensusblocks.ROBlock{
+		blks[0],
+		blks[2],
+	}
 	require.ErrorIs(t, db.BackfillFinalizedIndex(ctx, disjoint, [32]byte{}), errIncorrectBlockParent)
-	require.NoError(t, err)
 	require.ErrorIs(t, errFinalizedChildNotFound, db.BackfillFinalizedIndex(ctx, blks, [32]byte{}))
 
 	// use the real root so that it succeeds

beacon-chain/db/kv/kv.go

@@ -100,37 +100,24 @@ func StoreDatafilePath(dirPath string) string {
 }
 
 var Buckets = [][]byte{
-	attestationsBucket,
 	blocksBucket,
 	stateBucket,
-	proposerSlashingsBucket,
-	attesterSlashingsBucket,
-	voluntaryExitsBucket,
 	chainMetadataBucket,
 	checkpointBucket,
 	powchainBucket,
 	stateSummaryBucket,
 	stateValidatorsBucket,
 	// Indices buckets.
-	attestationHeadBlockRootBucket,
-	attestationSourceRootIndicesBucket,
-	attestationSourceEpochIndicesBucket,
-	attestationTargetRootIndicesBucket,
-	attestationTargetEpochIndicesBucket,
 	blockSlotIndicesBucket,
 	stateSlotIndicesBucket,
 	blockParentRootIndicesBucket,
 	finalizedBlockRootsIndexBucket,
 	blockRootValidatorHashesBucket,
-	// State management service bucket.
-	newStateServiceCompatibleBucket,
 	// Migrations
 	migrationsBucket,
 
 	feeRecipientBucket,
 	registrationBucket,
-
-	blobsBucket,
 }
 
 // KVStoreOption is a functional option that modifies a kv.Store.
@@ -150,7 +137,7 @@ func NewKVStore(ctx context.Context, dirPath string, opts ...KVStoreOption) (*St
 		}
 	}
 	datafile := StoreDatafilePath(dirPath)
-	log.Infof("Opening Bolt DB at %s", datafile)
+	log.WithField("path", datafile).Info("Opening Bolt DB")
 	boltDB, err := bolt.Open(
 		datafile,
 		params.BeaconIoConfig().ReadWritePermissions,

beacon-chain/db/kv/schema.go

@@ -7,20 +7,15 @@ package kv
 // it easy to scan for keys that have a certain shard number as a prefix and return those
 // corresponding attestations.
 var (
-	attestationsBucket      = []byte("attestations")
-	blobsBucket             = []byte("blobs")
-	blocksBucket            = []byte("blocks")
-	stateBucket             = []byte("state")
-	stateSummaryBucket      = []byte("state-summary")
-	proposerSlashingsBucket = []byte("proposer-slashings")
-	attesterSlashingsBucket = []byte("attester-slashings")
-	voluntaryExitsBucket    = []byte("voluntary-exits")
-	chainMetadataBucket     = []byte("chain-metadata")
-	checkpointBucket        = []byte("check-point")
-	powchainBucket          = []byte("powchain")
-	stateValidatorsBucket   = []byte("state-validators")
-	feeRecipientBucket      = []byte("fee-recipient")
-	registrationBucket      = []byte("registration")
+	blocksBucket          = []byte("blocks")
+	stateBucket           = []byte("state")
+	stateSummaryBucket    = []byte("state-summary")
+	chainMetadataBucket   = []byte("chain-metadata")
+	checkpointBucket      = []byte("check-point")
+	powchainBucket        = []byte("powchain")
+	stateValidatorsBucket = []byte("state-validators")
+	feeRecipientBucket    = []byte("fee-recipient")
+	registrationBucket    = []byte("registration")
 
 	// Deprecated: This bucket was migrated in PR 6461. Do not use, except for migrations.
 	slotsHasObjectBucket = []byte("slots-has-objects")
@@ -28,16 +23,11 @@ var (
 	archivedRootBucket = []byte("archived-index-root")
 
 	// Key indices buckets.
-	blockParentRootIndicesBucket        = []byte("block-parent-root-indices")
-	blockSlotIndicesBucket              = []byte("block-slot-indices")
-	stateSlotIndicesBucket              = []byte("state-slot-indices")
-	attestationHeadBlockRootBucket      = []byte("attestation-head-block-root-indices")
-	attestationSourceRootIndicesBucket  = []byte("attestation-source-root-indices")
-	attestationSourceEpochIndicesBucket = []byte("attestation-source-epoch-indices")
-	attestationTargetRootIndicesBucket  = []byte("attestation-target-root-indices")
-	attestationTargetEpochIndicesBucket = []byte("attestation-target-epoch-indices")
-	finalizedBlockRootsIndexBucket      = []byte("finalized-block-roots-index")
-	blockRootValidatorHashesBucket      = []byte("block-root-validator-hashes")
+	blockParentRootIndicesBucket   = []byte("block-parent-root-indices")
+	blockSlotIndicesBucket         = []byte("block-slot-indices")
+	stateSlotIndicesBucket         = []byte("state-slot-indices")
+	finalizedBlockRootsIndexBucket = []byte("finalized-block-roots-index")
+	blockRootValidatorHashesBucket = []byte("block-root-validator-hashes")
 
 	// Specific item keys.
 	headBlockRootKey           = []byte("head-root")
@@ -69,9 +59,6 @@ var (
 	// Deprecated: This index key was migrated in PR 6461. Do not use, except for migrations.
 	savedStateSlotsKey = []byte("saved-state-slots")
 
-	// New state management service compatibility bucket.
-	newStateServiceCompatibleBucket = []byte("new-state-compatible")
-
 	// Migrations
 	migrationsBucket = []byte("migrations")
 )

beacon-chain/db/kv/wss.go

@@ -11,6 +11,7 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/proto/dbval"
 	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/v5/runtime/version"
+	"github.com/sirupsen/logrus"
 )
 
 // SaveOrigin loads an ssz serialized Block & BeaconState from an io.Reader
@@ -27,7 +28,11 @@ func (s *Store) SaveOrigin(ctx context.Context, serState, serBlock []byte) error
 		return fmt.Errorf("config mismatch, beacon node configured to connect to %s, detected state is for %s", params.BeaconConfig().ConfigName, cf.Config.ConfigName)
 	}
 
-	log.Infof("detected supported config for state & block version, config name=%s, fork name=%s", cf.Config.ConfigName, version.String(cf.Fork))
+	log.WithFields(logrus.Fields{
+		"configName": cf.Config.ConfigName,
+		"forkName":   version.String(cf.Fork),
+	}).Info("Detected supported config for state & block version")
+
 	state, err := cf.UnmarshalBeaconState(serState)
 	if err != nil {
 		return errors.Wrap(err, "failed to initialize origin state w/ bytes + config+fork")
@@ -57,13 +62,13 @@ func (s *Store) SaveOrigin(ctx context.Context, serState, serBlock []byte) error
 		return errors.Wrap(err, "unable to save backfill status data to db for checkpoint sync")
 	}
 
-	log.Infof("saving checkpoint block to db, w/ root=%#x", blockRoot)
+	log.WithField("root", fmt.Sprintf("%#x", blockRoot)).Info("Saving checkpoint block to db")
 	if err := s.SaveBlock(ctx, wblk); err != nil {
 		return errors.Wrap(err, "could not save checkpoint block")
 	}
 
 	// save state
-	log.Infof("calling SaveState w/ blockRoot=%x", blockRoot)
+	log.WithField("blockRoot", fmt.Sprintf("%#x", blockRoot)).Info("Calling SaveState")
 	if err = s.SaveState(ctx, state, blockRoot); err != nil {
 		return errors.Wrap(err, "could not save state")
 	}

beacon-chain/db/restore.go

@@ -22,7 +22,14 @@ func Restore(cliCtx *cli.Context) error {
 	targetDir := cliCtx.String(cmd.RestoreTargetDirFlag.Name)
 
 	restoreDir := path.Join(targetDir, kv.BeaconNodeDbDirName)
-	if file.Exists(path.Join(restoreDir, kv.DatabaseFileName)) {
+	restoreFile := path.Join(restoreDir, kv.DatabaseFileName)
+
+	dbExists, err := file.Exists(restoreFile, file.Regular)
+	if err != nil {
+		return errors.Wrapf(err, "could not check if database exists in %s", restoreFile)
+	}
+
+	if dbExists {
 		resp, err := prompt.ValidatePrompt(
 			os.Stdin, dbExistsYesNoPrompt, prompt.ValidateYesOrNo,
 		)

beacon-chain/db/slasherkv/BUILD.bazel

@@ -48,7 +48,6 @@ go_test(
         "//consensus-types/primitives:go_default_library",
         "//encoding/bytesutil:go_default_library",
         "//proto/prysm/v1alpha1:go_default_library",
-        "//testing/assert:go_default_library",
         "//testing/require:go_default_library",
         "//time/slots:go_default_library",
         "@com_github_prysmaticlabs_fastssz//:go_default_library",

beacon-chain/db/slasherkv/slasher.go

@@ -23,6 +23,10 @@ import (
 const (
 	attestationRecordKeySize = 32 // Bytes.
 	rootSize                 = 32 // Bytes.
+
+	// For database performance reasons, database read/write operations
+	// are chunked into batches of maximum `batchSize` elements.
+	batchSize = 10_000
 )
 
 // LastEpochWrittenForValidators given a list of validator indices returns the latest
@@ -259,14 +263,23 @@ func (s *Store) AttestationRecordForValidator(
 // then only the first one is (arbitrarily) saved in the `attestationDataRootsBucket` bucket.
 func (s *Store) SaveAttestationRecordsForValidators(
 	ctx context.Context,
-	attestations []*slashertypes.IndexedAttestationWrapper,
+	attWrappers []*slashertypes.IndexedAttestationWrapper,
 ) error {
 	_, span := trace.StartSpan(ctx, "BeaconDB.SaveAttestationRecordsForValidators")
 	defer span.End()
-	encodedTargetEpoch := make([][]byte, len(attestations))
-	encodedRecords := make([][]byte, len(attestations))
 
-	for i, attestation := range attestations {
+	attWrappersCount := len(attWrappers)
+
+	// If no attestations are provided, skip.
+	if attWrappersCount == 0 {
+		return nil
+	}
+
+	// Build encoded target epochs and encoded records
+	encodedTargetEpoch := make([][]byte, attWrappersCount)
+	encodedRecords := make([][]byte, attWrappersCount)
+
+	for i, attestation := range attWrappers {
 		encEpoch := encodeTargetEpoch(attestation.IndexedAttestation.Data.Target.Epoch)
 
 		value, err := encodeAttestationRecord(attestation)
@@ -278,60 +291,115 @@ func (s *Store) SaveAttestationRecordsForValidators(
 		encodedRecords[i] = value
 	}
 
-	return s.db.Update(func(tx *bolt.Tx) error {
-		attRecordsBkt := tx.Bucket(attestationRecordsBucket)
-		dataRootsBkt := tx.Bucket(attestationDataRootsBucket)
+	// Save attestation records in the database by batch.
+	for stop := attWrappersCount; stop >= 0; stop -= batchSize {
+		start := max(0, stop-batchSize)
 
-		for i := len(attestations) - 1; i >= 0; i-- {
-			attestation := attestations[i]
+		attWrappersBatch := attWrappers[start:stop]
+		encodedTargetEpochBatch := encodedTargetEpoch[start:stop]
+		encodedRecordsBatch := encodedRecords[start:stop]
 
-			if err := attRecordsBkt.Put(attestation.DataRoot[:], encodedRecords[i]); err != nil {
-				return err
-			}
-
-			for _, valIdx := range attestation.IndexedAttestation.AttestingIndices {
-				encIdx := encodeValidatorIndex(primitives.ValidatorIndex(valIdx))
-
-				key := append(encodedTargetEpoch[i], encIdx...)
-				if err := dataRootsBkt.Put(key, attestation.DataRoot[:]); err != nil {
-					return err
-				}
-			}
+		// Perform basic check.
+		if len(encodedTargetEpochBatch) != len(encodedRecordsBatch) {
+			return fmt.Errorf(
+				"cannot save attestation records, got %d target epochs and %d records",
+				len(encodedTargetEpochBatch), len(encodedRecordsBatch),
+			)
 		}
 
-		return nil
-	})
+		currentBatchSize := len(encodedTargetEpochBatch)
+
+		// Save attestation records in the database.
+		if err := s.db.Update(func(tx *bolt.Tx) error {
+			attRecordsBkt := tx.Bucket(attestationRecordsBucket)
+			dataRootsBkt := tx.Bucket(attestationDataRootsBucket)
+
+			for i := currentBatchSize - 1; i >= 0; i-- {
+				attWrapper := attWrappersBatch[i]
+				dataRoot := attWrapper.DataRoot
+
+				encodedTargetEpoch := encodedTargetEpochBatch[i]
+				encodedRecord := encodedRecordsBatch[i]
+
+				if err := attRecordsBkt.Put(dataRoot[:], encodedRecord); err != nil {
+					return err
+				}
+
+				for _, validatorIndex := range attWrapper.IndexedAttestation.AttestingIndices {
+					encodedIndex := encodeValidatorIndex(primitives.ValidatorIndex(validatorIndex))
+
+					key := append(encodedTargetEpoch, encodedIndex...)
+					if err := dataRootsBkt.Put(key, dataRoot[:]); err != nil {
+						return err
+					}
+				}
+			}
+
+			return nil
+		}); err != nil {
+			return errors.Wrap(err, "failed to save attestation records")
+		}
+	}
+
+	return nil
 }
 
 // LoadSlasherChunks given a chunk kind and a disk keys, retrieves chunks for a validator
 // min or max span used by slasher from our database.
 func (s *Store) LoadSlasherChunks(
-	ctx context.Context, kind slashertypes.ChunkKind, diskKeys [][]byte,
+	ctx context.Context, kind slashertypes.ChunkKind, chunkKeys [][]byte,
 ) ([][]uint16, []bool, error) {
 	_, span := trace.StartSpan(ctx, "BeaconDB.LoadSlasherChunk")
 	defer span.End()
-	chunks := make([][]uint16, 0)
-	var exists []bool
-	err := s.db.View(func(tx *bolt.Tx) error {
-		bkt := tx.Bucket(slasherChunksBucket)
-		for _, diskKey := range diskKeys {
-			key := append(ssz.MarshalUint8(make([]byte, 0), uint8(kind)), diskKey...)
-			chunkBytes := bkt.Get(key)
-			if chunkBytes == nil {
-				chunks = append(chunks, []uint16{})
-				exists = append(exists, false)
-				continue
+
+	keysCount := len(chunkKeys)
+
+	chunks := make([][]uint16, 0, keysCount)
+	exists := make([]bool, 0, keysCount)
+	encodedKeys := make([][]byte, 0, keysCount)
+
+	// Encode kind.
+	encodedKind := ssz.MarshalUint8(make([]byte, 0), uint8(kind))
+
+	// Encode keys.
+	for _, chunkKey := range chunkKeys {
+		encodedKey := append(encodedKind, chunkKey...)
+		encodedKeys = append(encodedKeys, encodedKey)
+	}
+
+	// Read chunks from the database by batch.
+	for start := 0; start < keysCount; start += batchSize {
+		stop := min(start+batchSize, len(encodedKeys))
+		encodedKeysBatch := encodedKeys[start:stop]
+
+		if err := s.db.View(func(tx *bolt.Tx) error {
+			bkt := tx.Bucket(slasherChunksBucket)
+
+			for _, encodedKey := range encodedKeysBatch {
+				chunkBytes := bkt.Get(encodedKey)
+
+				if chunkBytes == nil {
+					chunks = append(chunks, []uint16{})
+					exists = append(exists, false)
+					continue
+				}
+
+				chunk, err := decodeSlasherChunk(chunkBytes)
+				if err != nil {
+					return err
+				}
+
+				chunks = append(chunks, chunk)
+				exists = append(exists, true)
 			}
-			chunk, err := decodeSlasherChunk(chunkBytes)
-			if err != nil {
-				return err
-			}
-			chunks = append(chunks, chunk)
-			exists = append(exists, true)
+
+			return nil
+		}); err != nil {
+			return nil, nil, err
 		}
-		return nil
-	})
-	return chunks, exists, err
+	}
+
+	return chunks, exists, nil
 }
 
 // SaveSlasherChunks given a chunk kind, list of disk keys, and list of chunks,
@@ -341,25 +409,60 @@ func (s *Store) SaveSlasherChunks(
 ) error {
 	_, span := trace.StartSpan(ctx, "BeaconDB.SaveSlasherChunks")
 	defer span.End()
-	encodedKeys := make([][]byte, len(chunkKeys))
-	encodedChunks := make([][]byte, len(chunkKeys))
-	for i := 0; i < len(chunkKeys); i++ {
-		encodedKeys[i] = append(ssz.MarshalUint8(make([]byte, 0), uint8(kind)), chunkKeys[i]...)
-		encodedChunk, err := encodeSlasherChunk(chunks[i])
+
+	// Ensure we have the same number of keys and chunks.
+	if len(chunkKeys) != len(chunks) {
+		return fmt.Errorf(
+			"cannot save slasher chunks, got %d keys and %d chunks",
+			len(chunkKeys), len(chunks),
+		)
+	}
+
+	chunksCount := len(chunks)
+
+	// Encode kind.
+	encodedKind := ssz.MarshalUint8(make([]byte, 0), uint8(kind))
+
+	// Encode keys and chunks.
+	encodedKeys := make([][]byte, chunksCount)
+	encodedChunks := make([][]byte, chunksCount)
+
+	for i := 0; i < chunksCount; i++ {
+		chunkKey, chunk := chunkKeys[i], chunks[i]
+		encodedKey := append(encodedKind, chunkKey...)
+
+		encodedChunk, err := encodeSlasherChunk(chunk)
 		if err != nil {
-			return err
+			return errors.Wrapf(err, "failed to encode slasher chunk for key %v", chunkKey)
 		}
+
+		encodedKeys[i] = encodedKey
 		encodedChunks[i] = encodedChunk
 	}
-	return s.db.Update(func(tx *bolt.Tx) error {
-		bkt := tx.Bucket(slasherChunksBucket)
-		for i := 0; i < len(chunkKeys); i++ {
-			if err := bkt.Put(encodedKeys[i], encodedChunks[i]); err != nil {
-				return err
+
+	// Save chunks in the database by batch.
+	for start := 0; start < chunksCount; start += batchSize {
+		stop := min(start+batchSize, len(encodedKeys))
+		encodedKeysBatch := encodedKeys[start:stop]
+		encodedChunksBatch := encodedChunks[start:stop]
+		batchSize := len(encodedKeysBatch)
+
+		if err := s.db.Update(func(tx *bolt.Tx) error {
+			bkt := tx.Bucket(slasherChunksBucket)
+
+			for i := 0; i < batchSize; i++ {
+				if err := bkt.Put(encodedKeysBatch[i], encodedChunksBatch[i]); err != nil {
+					return err
+				}
 			}
+
+			return nil
+		}); err != nil {
+			return errors.Wrap(err, "failed to save slasher chunks")
 		}
-		return nil
-	})
+	}
+
+	return nil
 }
 
 // CheckDoubleBlockProposals takes in a list of proposals and for each,

beacon-chain/db/slasherkv/slasher_test.go

@@ -14,33 +14,56 @@ import (
 	"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v5/encoding/bytesutil"
 	ethpb "github.com/prysmaticlabs/prysm/v5/proto/prysm/v1alpha1"
-	"github.com/prysmaticlabs/prysm/v5/testing/assert"
 	"github.com/prysmaticlabs/prysm/v5/testing/require"
 )
 
 func TestStore_AttestationRecordForValidator_SaveRetrieve(t *testing.T) {
-	ctx := context.Background()
-	beaconDB := setupDB(t)
-	valIdx := primitives.ValidatorIndex(1)
-	target := primitives.Epoch(5)
-	source := primitives.Epoch(4)
-	attRecord, err := beaconDB.AttestationRecordForValidator(ctx, valIdx, target)
-	require.NoError(t, err)
-	require.Equal(t, true, attRecord == nil)
+	const attestationsCount = 11_000
 
-	sr := [32]byte{1}
-	err = beaconDB.SaveAttestationRecordsForValidators(
-		ctx,
-		[]*slashertypes.IndexedAttestationWrapper{
-			createAttestationWrapper(source, target, []uint64{uint64(valIdx)}, sr[:]),
-		},
-	)
+	// Create context.
+	ctx := context.Background()
+
+	// Create database.
+	beaconDB := setupDB(t)
+
+	// Define the validator index.
+	validatorIndex := primitives.ValidatorIndex(1)
+
+	// Defines attestations to save and retrieve.
+	attWrappers := make([]*slashertypes.IndexedAttestationWrapper, attestationsCount)
+	for i := 0; i < attestationsCount; i++ {
+		var dataRoot [32]byte
+		binary.LittleEndian.PutUint64(dataRoot[:], uint64(i))
+
+		attWrapper := createAttestationWrapper(
+			primitives.Epoch(i),
+			primitives.Epoch(i+1),
+			[]uint64{uint64(validatorIndex)},
+			dataRoot[:],
+		)
+
+		attWrappers[i] = attWrapper
+	}
+
+	// Check on a sample of validators that no attestation records are available.
+	for i := 0; i < attestationsCount; i += 100 {
+		attRecord, err := beaconDB.AttestationRecordForValidator(ctx, validatorIndex, primitives.Epoch(i+1))
+		require.NoError(t, err)
+		require.Equal(t, true, attRecord == nil)
+	}
+
+	// Save the attestation records to the database.
+	err := beaconDB.SaveAttestationRecordsForValidators(ctx, attWrappers)
 	require.NoError(t, err)
-	attRecord, err = beaconDB.AttestationRecordForValidator(ctx, valIdx, target)
-	require.NoError(t, err)
-	assert.DeepEqual(t, target, attRecord.IndexedAttestation.Data.Target.Epoch)
-	assert.DeepEqual(t, source, attRecord.IndexedAttestation.Data.Source.Epoch)
-	assert.DeepEqual(t, sr, attRecord.DataRoot)
+
+	// Check on a sample of validators that attestation records are available.
+	for i := 0; i < attestationsCount; i += 100 {
+		expected := attWrappers[i]
+		actual, err := beaconDB.AttestationRecordForValidator(ctx, validatorIndex, primitives.Epoch(i+1))
+		require.NoError(t, err)
+
+		require.DeepEqual(t, expected.IndexedAttestation.Data.Source.Epoch, actual.IndexedAttestation.Data.Source.Epoch)
+	}
 }
 
 func TestStore_LastEpochWrittenForValidators(t *testing.T) {
@@ -138,61 +161,113 @@ func TestStore_CheckAttesterDoubleVotes(t *testing.T) {
 }
 
 func TestStore_SlasherChunk_SaveRetrieve(t *testing.T) {
+	// Define test parameters.
+	const (
+		elemsPerChunk = 16
+		totalChunks   = 11_000
+	)
+
+	// Create context.
 	ctx := context.Background()
+
+	// Create database.
 	beaconDB := setupDB(t)
-	elemsPerChunk := 16
-	totalChunks := 64
-	chunkKeys := make([][]byte, totalChunks)
-	chunks := make([][]uint16, totalChunks)
+
+	// Create min chunk keys and chunks.
+	minChunkKeys := make([][]byte, totalChunks)
+	minChunks := make([][]uint16, totalChunks)
+
 	for i := 0; i < totalChunks; i++ {
+		// Create chunk key.
+		chunkKey := ssz.MarshalUint64(make([]byte, 0), uint64(i))
+		minChunkKeys[i] = chunkKey
+
+		// Create chunk.
 		chunk := make([]uint16, elemsPerChunk)
+
 		for j := 0; j < len(chunk); j++ {
-			chunk[j] = uint16(0)
+			chunk[j] = uint16(i + j)
 		}
-		chunks[i] = chunk
-		chunkKeys[i] = ssz.MarshalUint64(make([]byte, 0), uint64(i))
+
+		minChunks[i] = chunk
 	}
 
-	// We save chunks for min spans.
-	err := beaconDB.SaveSlasherChunks(ctx, slashertypes.MinSpan, chunkKeys, chunks)
+	// Create max chunk keys and chunks.
+	maxChunkKeys := make([][]byte, totalChunks)
+	maxChunks := make([][]uint16, totalChunks)
+
+	for i := 0; i < totalChunks; i++ {
+		// Create chunk key.
+		chunkKey := ssz.MarshalUint64(make([]byte, 0), uint64(i+1))
+		maxChunkKeys[i] = chunkKey
+
+		// Create chunk.
+		chunk := make([]uint16, elemsPerChunk)
+
+		for j := 0; j < len(chunk); j++ {
+			chunk[j] = uint16(i + j + 1)
+		}
+
+		maxChunks[i] = chunk
+	}
+
+	// Save chunks for min spans.
+	err := beaconDB.SaveSlasherChunks(ctx, slashertypes.MinSpan, minChunkKeys, minChunks)
 	require.NoError(t, err)
 
-	// We expect no chunks to be stored for max spans.
+	// Expect no chunks to be stored for max spans.
 	_, chunksExist, err := beaconDB.LoadSlasherChunks(
-		ctx, slashertypes.MaxSpan, chunkKeys,
+		ctx, slashertypes.MaxSpan, minChunkKeys,
 	)
 	require.NoError(t, err)
-	require.Equal(t, len(chunks), len(chunksExist))
+	require.Equal(t, len(minChunks), len(chunksExist))
+
 	for _, exists := range chunksExist {
 		require.Equal(t, false, exists)
 	}
 
-	// We check we saved the right chunks.
+	// Check the right chunks are saved.
 	retrievedChunks, chunksExist, err := beaconDB.LoadSlasherChunks(
-		ctx, slashertypes.MinSpan, chunkKeys,
+		ctx, slashertypes.MinSpan, minChunkKeys,
 	)
 	require.NoError(t, err)
-	require.Equal(t, len(chunks), len(retrievedChunks))
-	require.Equal(t, len(chunks), len(chunksExist))
+	require.Equal(t, len(minChunks), len(retrievedChunks))
+	require.Equal(t, len(minChunks), len(chunksExist))
+
 	for i, exists := range chunksExist {
 		require.Equal(t, true, exists)
-		require.DeepEqual(t, chunks[i], retrievedChunks[i])
+		require.DeepEqual(t, minChunks[i], retrievedChunks[i])
 	}
 
-	// We save chunks for max spans.
-	err = beaconDB.SaveSlasherChunks(ctx, slashertypes.MaxSpan, chunkKeys, chunks)
+	// Save chunks for max spans.
+	err = beaconDB.SaveSlasherChunks(ctx, slashertypes.MaxSpan, maxChunkKeys, maxChunks)
 	require.NoError(t, err)
 
-	// We check we saved the right chunks.
+	// Check right chunks are saved.
 	retrievedChunks, chunksExist, err = beaconDB.LoadSlasherChunks(
-		ctx, slashertypes.MaxSpan, chunkKeys,
+		ctx, slashertypes.MaxSpan, maxChunkKeys,
 	)
 	require.NoError(t, err)
-	require.Equal(t, len(chunks), len(retrievedChunks))
-	require.Equal(t, len(chunks), len(chunksExist))
+
+	require.Equal(t, len(maxChunks), len(retrievedChunks))
+	require.Equal(t, len(maxChunks), len(chunksExist))
+
 	for i, exists := range chunksExist {
 		require.Equal(t, true, exists)
-		require.DeepEqual(t, chunks[i], retrievedChunks[i])
+		require.DeepEqual(t, maxChunks[i], retrievedChunks[i])
+	}
+
+	// Check the right chunks are still saved for min span.
+	retrievedChunks, chunksExist, err = beaconDB.LoadSlasherChunks(
+		ctx, slashertypes.MinSpan, minChunkKeys,
+	)
+	require.NoError(t, err)
+	require.Equal(t, len(minChunks), len(retrievedChunks))
+	require.Equal(t, len(minChunks), len(chunksExist))
+
+	for i, exists := range chunksExist {
+		require.Equal(t, true, exists)
+		require.DeepEqual(t, minChunks[i], retrievedChunks[i])
 	}
 }
 

beacon-chain/execution/block_reader.go

@@ -110,7 +110,7 @@ func (s *Service) BlockByTimestamp(ctx context.Context, time uint64) (*types.Hea
 		return nil, errors.Wrap(errBlockTimeTooLate, fmt.Sprintf("(%d > %d)", time, latestBlkTime))
 	}
 	// Initialize a pointer to eth1 chain's history to start our search from.
-	cursorNum := big.NewInt(0).SetUint64(latestBlkHeight)
+	cursorNum := new(big.Int).SetUint64(latestBlkHeight)
 	cursorTime := latestBlkTime
 
 	var numOfBlocks uint64
@@ -156,15 +156,15 @@ func (s *Service) BlockByTimestamp(ctx context.Context, time uint64) (*types.Hea
 		return s.retrieveHeaderInfo(ctx, cursorNum.Uint64())
 	}
 	if cursorTime > time {
-		return s.findMaxTargetEth1Block(ctx, big.NewInt(0).SetUint64(estimatedBlk), time)
+		return s.findMaxTargetEth1Block(ctx, new(big.Int).SetUint64(estimatedBlk), time)
 	}
-	return s.findMinTargetEth1Block(ctx, big.NewInt(0).SetUint64(estimatedBlk), time)
+	return s.findMinTargetEth1Block(ctx, new(big.Int).SetUint64(estimatedBlk), time)
 }
 
 // Performs a search to find a target eth1 block which is earlier than or equal to the
 // target time. This method is used when head.time > targetTime
 func (s *Service) findMaxTargetEth1Block(ctx context.Context, upperBoundBlk *big.Int, targetTime uint64) (*types.HeaderInfo, error) {
-	for bn := upperBoundBlk; ; bn = big.NewInt(0).Sub(bn, big.NewInt(1)) {
+	for bn := upperBoundBlk; ; bn = new(big.Int).Sub(bn, big.NewInt(1)) {
 		if ctx.Err() != nil {
 			return nil, ctx.Err()
 		}
@@ -181,7 +181,7 @@ func (s *Service) findMaxTargetEth1Block(ctx context.Context, upperBoundBlk *big
 // Performs a search to find a target eth1 block which is just earlier than or equal to the
 // target time. This method is used when head.time < targetTime
 func (s *Service) findMinTargetEth1Block(ctx context.Context, lowerBoundBlk *big.Int, targetTime uint64) (*types.HeaderInfo, error) {
-	for bn := lowerBoundBlk; ; bn = big.NewInt(0).Add(bn, big.NewInt(1)) {
+	for bn := lowerBoundBlk; ; bn = new(big.Int).Add(bn, big.NewInt(1)) {
 		if ctx.Err() != nil {
 			return nil, ctx.Err()
 		}
@@ -201,7 +201,7 @@ func (s *Service) findMinTargetEth1Block(ctx context.Context, lowerBoundBlk *big
 }
 
 func (s *Service) retrieveHeaderInfo(ctx context.Context, bNum uint64) (*types.HeaderInfo, error) {
-	bn := big.NewInt(0).SetUint64(bNum)
+	bn := new(big.Int).SetUint64(bNum)
 	exists, info, err := s.headerCache.HeaderInfoByHeight(bn)
 	if err != nil {
 		return nil, err

beacon-chain/execution/errors.go

@@ -23,9 +23,6 @@ var (
 	ErrInvalidPayloadAttributes = errors.New("payload attributes are invalid / inconsistent")
 	// ErrUnknownPayloadStatus when the payload status is unknown.
 	ErrUnknownPayloadStatus = errors.New("unknown payload status")
-	// ErrConfigMismatch when the execution node's terminal total difficulty or
-	// terminal block hash received via the API mismatches Prysm's configuration value.
-	ErrConfigMismatch = errors.New("execution client configuration mismatch")
 	// ErrAcceptedSyncingPayloadStatus when the status of the payload is syncing or accepted.
 	ErrAcceptedSyncingPayloadStatus = errors.New("payload status is SYNCING or ACCEPTED")
 	// ErrInvalidPayloadStatus when the status of the payload is invalid.

beacon-chain/execution/log_processing.go

@@ -269,7 +269,7 @@ func (s *Service) ProcessChainStart(genesisTime uint64, eth1BlockHash [32]byte,
 	}
 
 	log.WithFields(logrus.Fields{
-		"ChainStartTime": chainStartTime,
+		"chainStartTime": chainStartTime,
 	}).Info("Minimum number of validators reached for beacon-chain to start")
 	s.cfg.stateNotifier.StateFeed().Send(&feed.Event{
 		Type: statefeed.ChainStarted,
@@ -298,9 +298,7 @@ func (s *Service) processPastLogs(ctx context.Context) error {
 	// Start from the deployment block if our last requested block
 	// is behind it. This is as the deposit logs can only start from the
 	// block of the deployment of the deposit contract.
-	if deploymentBlock > currentBlockNum {
-		currentBlockNum = deploymentBlock
-	}
+	currentBlockNum = max(currentBlockNum, deploymentBlock)
 	// To store all blocks.
 	headersMap := make(map[uint64]*types.HeaderInfo)
 	rawLogCount, err := s.depositContractCaller.GetDepositCount(&bind.CallOpts{})
@@ -384,15 +382,13 @@ func (s *Service) processBlockInBatch(ctx context.Context, currentBlockNum uint6
 	end := currentBlockNum + batchSize
 	// Appropriately bound the request, as we do not
 	// want request blocks beyond the current follow distance.
-	if end > latestFollowHeight {
-		end = latestFollowHeight
-	}
+	end = min(end, latestFollowHeight)
 	query := ethereum.FilterQuery{
 		Addresses: []common.Address{
 			s.cfg.depositContractAddr,
 		},
-		FromBlock: big.NewInt(0).SetUint64(start),
-		ToBlock:   big.NewInt(0).SetUint64(end),
+		FromBlock: new(big.Int).SetUint64(start),
+		ToBlock:   new(big.Int).SetUint64(end),
 	}
 	remainingLogs := logCount - uint64(s.lastReceivedMerkleIndex+1)
 	// only change the end block if the remaining logs are below the required log limit.
@@ -400,7 +396,7 @@ func (s *Service) processBlockInBatch(ctx context.Context, currentBlockNum uint6
 	withinLimit := remainingLogs < depositLogRequestLimit
 	aboveFollowHeight := end >= latestFollowHeight
 	if withinLimit && aboveFollowHeight {
-		query.ToBlock = big.NewInt(0).SetUint64(latestFollowHeight)
+		query.ToBlock = new(big.Int).SetUint64(latestFollowHeight)
 		end = latestFollowHeight
 	}
 	logs, err := s.httpLogger.FilterLogs(ctx, query)
@@ -482,11 +478,11 @@ func (s *Service) requestBatchedHeadersAndLogs(ctx context.Context) error {
 	}
 	for i := s.latestEth1Data.LastRequestedBlock + 1; i <= requestedBlock; i++ {
 		// Cache eth1 block header here.
-		_, err := s.BlockHashByHeight(ctx, big.NewInt(0).SetUint64(i))
+		_, err := s.BlockHashByHeight(ctx, new(big.Int).SetUint64(i))
 		if err != nil {
 			return err
 		}
-		err = s.ProcessETH1Block(ctx, big.NewInt(0).SetUint64(i))
+		err = s.ProcessETH1Block(ctx, new(big.Int).SetUint64(i))
 		if err != nil {
 			return err
 		}

beacon-chain/execution/rpc_connection.go

@@ -77,7 +77,7 @@ func (s *Service) pollConnectionStatus(ctx context.Context) {
 			if currClient != nil {
 				currClient.Close()
 			}
-			log.Infof("Connected to new endpoint: %s", logs.MaskCredentialsLogging(s.cfg.currHttpEndpoint.Url))
+			log.WithField("endpoint", logs.MaskCredentialsLogging(s.cfg.currHttpEndpoint.Url)).Info("Connected to new endpoint")
 			return
 		case <-s.ctx.Done():
 			log.Debug("Received cancelled context,closing existing powchain service")

beacon-chain/execution/service.go

@@ -415,14 +415,11 @@ func (s *Service) batchRequestHeaders(startBlock, endBlock uint64) ([]*types.Hea
 	requestRange := (endBlock - startBlock) + 1
 	elems := make([]gethRPC.BatchElem, 0, requestRange)
 	headers := make([]*types.HeaderInfo, 0, requestRange)
-	if requestRange == 0 {
-		return headers, nil
-	}
 	for i := startBlock; i <= endBlock; i++ {
 		header := &types.HeaderInfo{}
 		elems = append(elems, gethRPC.BatchElem{
 			Method: "eth_getBlockByNumber",
-			Args:   []interface{}{hexutil.EncodeBig(big.NewInt(0).SetUint64(i)), false},
+			Args:   []interface{}{hexutil.EncodeBig(new(big.Int).SetUint64(i)), false},
 			Result: header,
 			Error:  error(nil),
 		})
@@ -583,6 +580,9 @@ func (s *Service) run(done <-chan struct{}) {
 	s.runError = nil
 
 	s.initPOWService()
+	// Do not keep storing the finalized state as it is
+	// no longer of use.
+	s.removeStartupState()
 
 	chainstartTicker := time.NewTicker(logPeriod)
 	defer chainstartTicker.Stop()
@@ -636,7 +636,7 @@ func (s *Service) logTillChainStart(ctx context.Context) {
 	}
 
 	fields := logrus.Fields{
-		"Additional validators needed": valNeeded,
+		"additionalValidatorsNeeded": valNeeded,
 	}
 	if secondsLeft > 0 {
 		fields["Generating genesis state in"] = time.Duration(secondsLeft) * time.Second
@@ -672,9 +672,7 @@ func (s *Service) cacheBlockHeaders(start, end uint64) error {
 			// the allotted limit.
 			endReq -= 1
 		}
-		if endReq > end {
-			endReq = end
-		}
+		endReq = min(endReq, end)
 		// We call batchRequestHeaders for its header caching side-effect, so we don't need the return value.
 		_, err := s.batchRequestHeaders(startReq, endReq)
 		if err != nil {
@@ -910,3 +908,7 @@ func (s *Service) migrateOldDepositTree(eth1DataInDB *ethpb.ETH1ChainData) error
 	s.depositTrie = newDepositTrie
 	return nil
 }
+
+func (s *Service) removeStartupState() {
+	s.cfg.finalizedStateAtStartup = nil
+}

beacon-chain/forkchoice/doubly-linked-tree/reorg_late_blocks.go

@@ -82,6 +82,15 @@ func (f *ForkChoice) ShouldOverrideFCU() (override bool) {
 		return
 	}
 
+	// Return early if we are checking before 10 seconds into the slot
+	secs, err := slots.SecondsSinceSlotStart(head.slot, f.store.genesisTime, uint64(time.Now().Unix()))
+	if err != nil {
+		log.WithError(err).Error("could not check current slot")
+		return true
+	}
+	if secs < ProcessAttestationsThreshold {
+		return true
+	}
 	// Only orphan a block if the parent LMD vote is strong
 	if parent.weight*100 < f.store.committeeWeight*params.BeaconConfig().ReorgParentWeightThreshold {
 		return

beacon-chain/forkchoice/doubly-linked-tree/reorg_late_blocks_test.go

@@ -85,11 +85,19 @@ func TestForkChoice_ShouldOverrideFCU(t *testing.T) {
 		require.Equal(t, false, f.ShouldOverrideFCU())
 		f.store.headNode.parent = saved
 	})
-	t.Run("parent is weak", func(t *testing.T) {
+	t.Run("parent is weak early call", func(t *testing.T) {
 		saved := f.store.headNode.parent.weight
 		f.store.headNode.parent.weight = 0
+		require.Equal(t, true, f.ShouldOverrideFCU())
+		f.store.headNode.parent.weight = saved
+	})
+	t.Run("parent is weak late call", func(t *testing.T) {
+		saved := f.store.headNode.parent.weight
+		driftGenesisTime(f, 2, 11)
+		f.store.headNode.parent.weight = 0
 		require.Equal(t, false, f.ShouldOverrideFCU())
 		f.store.headNode.parent.weight = saved
+		driftGenesisTime(f, 2, orphanLateBlockFirstThreshold+1)
 	})
 	t.Run("Head is strong", func(t *testing.T) {
 		f.store.headNode.weight = f.store.committeeWeight

beacon-chain/gateway/helpers.go

@@ -11,7 +11,6 @@ import (
 
 // MuxConfig contains configuration that should be used when registering the beacon node in the gateway.
 type MuxConfig struct {
-	Handler      gateway.MuxHandler
 	EthPbMux     *gateway.PbMux
 	V1AlphaPbMux *gateway.PbMux
 }

beacon-chain/monitor/process_attestation.go

@@ -44,11 +44,11 @@ func attestingIndices(ctx context.Context, state state.BeaconState, att *ethpb.A
 // logMessageTimelyFlagsForIndex returns the log message with performance info for the attestation (head, source, target)
 func logMessageTimelyFlagsForIndex(idx primitives.ValidatorIndex, data *ethpb.AttestationData) logrus.Fields {
 	return logrus.Fields{
-		"ValidatorIndex": idx,
-		"Slot":           data.Slot,
-		"Source":         fmt.Sprintf("%#x", bytesutil.Trunc(data.Source.Root)),
-		"Target":         fmt.Sprintf("%#x", bytesutil.Trunc(data.Target.Root)),
-		"Head":           fmt.Sprintf("%#x", bytesutil.Trunc(data.BeaconBlockRoot)),
+		"validatorIndex": idx,
+		"slot":           data.Slot,
+		"source":         fmt.Sprintf("%#x", bytesutil.Trunc(data.Source.Root)),
+		"target":         fmt.Sprintf("%#x", bytesutil.Trunc(data.Target.Root)),
+		"head":           fmt.Sprintf("%#x", bytesutil.Trunc(data.BeaconBlockRoot)),
 	}
 }
 
@@ -146,12 +146,12 @@ func (s *Service) processIncludedAttestation(ctx context.Context, state state.Be
 					aggregatedPerf.totalCorrectTarget++
 				}
 			}
-			logFields["CorrectHead"] = latestPerf.timelyHead
-			logFields["CorrectSource"] = latestPerf.timelySource
-			logFields["CorrectTarget"] = latestPerf.timelyTarget
-			logFields["InclusionSlot"] = latestPerf.inclusionSlot
-			logFields["NewBalance"] = balance
-			logFields["BalanceChange"] = balanceChg
+			logFields["correctHead"] = latestPerf.timelyHead
+			logFields["correctSource"] = latestPerf.timelySource
+			logFields["correctTarget"] = latestPerf.timelyTarget
+			logFields["inclusionSlot"] = latestPerf.inclusionSlot
+			logFields["newBalance"] = balance
+			logFields["balanceChange"] = balanceChg
 
 			s.latestPerformance[primitives.ValidatorIndex(idx)] = latestPerf
 			s.aggregatedPerformance[primitives.ValidatorIndex(idx)] = aggregatedPerf
@@ -167,7 +167,7 @@ func (s *Service) processUnaggregatedAttestation(ctx context.Context, att *ethpb
 	root := bytesutil.ToBytes32(att.Data.BeaconBlockRoot)
 	st := s.config.StateGen.StateByRootIfCachedNoCopy(root)
 	if st == nil {
-		log.WithField("BeaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
+		log.WithField("beaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
 			"Skipping unaggregated attestation due to state not found in cache")
 		return
 	}
@@ -190,13 +190,13 @@ func (s *Service) processAggregatedAttestation(ctx context.Context, att *ethpb.A
 	defer s.Unlock()
 	if s.trackedIndex(att.AggregatorIndex) {
 		log.WithFields(logrus.Fields{
-			"AggregatorIndex": att.AggregatorIndex,
-			"Slot":            att.Aggregate.Data.Slot,
-			"BeaconBlockRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
+			"aggregatorIndex": att.AggregatorIndex,
+			"slot":            att.Aggregate.Data.Slot,
+			"beaconBlockRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
 				att.Aggregate.Data.BeaconBlockRoot)),
-			"SourceRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
+			"sourceRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
 				att.Aggregate.Data.Source.Root)),
-			"TargetRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
+			"targetRoot": fmt.Sprintf("%#x", bytesutil.Trunc(
 				att.Aggregate.Data.Target.Root)),
 		}).Info("Processed attestation aggregation")
 		aggregatedPerf := s.aggregatedPerformance[att.AggregatorIndex]
@@ -209,7 +209,7 @@ func (s *Service) processAggregatedAttestation(ctx context.Context, att *ethpb.A
 	copy(root[:], att.Aggregate.Data.BeaconBlockRoot)
 	st := s.config.StateGen.StateByRootIfCachedNoCopy(root)
 	if st == nil {
-		log.WithField("BeaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
+		log.WithField("beaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
 			"Skipping aggregated attestation due to state not found in cache")
 		return
 	}

beacon-chain/monitor/process_attestation_test.go

@@ -55,8 +55,8 @@ func TestProcessIncludedAttestationTwoTracked(t *testing.T) {
 		AggregationBits: bitfield.Bitlist{0b11, 0b1},
 	}
 	s.processIncludedAttestation(context.Background(), state, att)
-	wanted1 := "\"Attestation included\" BalanceChange=0 CorrectHead=true CorrectSource=true CorrectTarget=true Head=0x68656c6c6f2d InclusionSlot=2 NewBalance=32000000000 Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=2 prefix=monitor"
-	wanted2 := "\"Attestation included\" BalanceChange=100000000 CorrectHead=true CorrectSource=true CorrectTarget=true Head=0x68656c6c6f2d InclusionSlot=2 NewBalance=32000000000 Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=12 prefix=monitor"
+	wanted1 := "\"Attestation included\" balanceChange=0 correctHead=true correctSource=true correctTarget=true head=0x68656c6c6f2d inclusionSlot=2 newBalance=32000000000 prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=2"
+	wanted2 := "\"Attestation included\" balanceChange=100000000 correctHead=true correctSource=true correctTarget=true head=0x68656c6c6f2d inclusionSlot=2 newBalance=32000000000 prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=12"
 	require.LogsContain(t, hook, wanted1)
 	require.LogsContain(t, hook, wanted2)
 }
@@ -124,8 +124,8 @@ func TestProcessUnaggregatedAttestationStateCached(t *testing.T) {
 	}
 	require.NoError(t, s.config.StateGen.SaveState(ctx, root, state))
 	s.processUnaggregatedAttestation(context.Background(), att)
-	wanted1 := "\"Processed unaggregated attestation\" Head=0x68656c6c6f2d Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=2 prefix=monitor"
-	wanted2 := "\"Processed unaggregated attestation\" Head=0x68656c6c6f2d Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=12 prefix=monitor"
+	wanted1 := "\"Processed unaggregated attestation\" head=0x68656c6c6f2d prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=2"
+	wanted2 := "\"Processed unaggregated attestation\" head=0x68656c6c6f2d prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=12"
 	require.LogsContain(t, hook, wanted1)
 	require.LogsContain(t, hook, wanted2)
 }
@@ -162,7 +162,7 @@ func TestProcessAggregatedAttestationStateNotCached(t *testing.T) {
 		},
 	}
 	s.processAggregatedAttestation(ctx, att)
-	require.LogsContain(t, hook, "\"Processed attestation aggregation\" AggregatorIndex=2 BeaconBlockRoot=0x000000000000 Slot=1 SourceRoot=0x68656c6c6f2d TargetRoot=0x68656c6c6f2d prefix=monitor")
+	require.LogsContain(t, hook, "\"Processed attestation aggregation\" aggregatorIndex=2 beaconBlockRoot=0x000000000000 prefix=monitor slot=1 sourceRoot=0x68656c6c6f2d targetRoot=0x68656c6c6f2d")
 	require.LogsContain(t, hook, "Skipping aggregated attestation due to state not found in cache")
 	logrus.SetLevel(logrus.InfoLevel)
 }
@@ -200,9 +200,9 @@ func TestProcessAggregatedAttestationStateCached(t *testing.T) {
 
 	require.NoError(t, s.config.StateGen.SaveState(ctx, root, state))
 	s.processAggregatedAttestation(ctx, att)
-	require.LogsContain(t, hook, "\"Processed attestation aggregation\" AggregatorIndex=2 BeaconBlockRoot=0x68656c6c6f2d Slot=1 SourceRoot=0x68656c6c6f2d TargetRoot=0x68656c6c6f2d prefix=monitor")
-	require.LogsContain(t, hook, "\"Processed aggregated attestation\" Head=0x68656c6c6f2d Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=2 prefix=monitor")
-	require.LogsDoNotContain(t, hook, "\"Processed aggregated attestation\" Head=0x68656c6c6f2d Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=12 prefix=monitor")
+	require.LogsContain(t, hook, "\"Processed attestation aggregation\" aggregatorIndex=2 beaconBlockRoot=0x68656c6c6f2d prefix=monitor slot=1 sourceRoot=0x68656c6c6f2d targetRoot=0x68656c6c6f2d")
+	require.LogsContain(t, hook, "\"Processed aggregated attestation\" head=0x68656c6c6f2d prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=2")
+	require.LogsDoNotContain(t, hook, "\"Processed aggregated attestation\" head=0x68656c6c6f2d prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=12")
 }
 
 func TestProcessAttestations(t *testing.T) {
@@ -240,8 +240,8 @@ func TestProcessAttestations(t *testing.T) {
 	wrappedBlock, err := blocks.NewBeaconBlock(block)
 	require.NoError(t, err)
 	s.processAttestations(ctx, state, wrappedBlock)
-	wanted1 := "\"Attestation included\" BalanceChange=0 CorrectHead=true CorrectSource=true CorrectTarget=true Head=0x68656c6c6f2d InclusionSlot=2 NewBalance=32000000000 Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=2 prefix=monitor"
-	wanted2 := "\"Attestation included\" BalanceChange=100000000 CorrectHead=true CorrectSource=true CorrectTarget=true Head=0x68656c6c6f2d InclusionSlot=2 NewBalance=32000000000 Slot=1 Source=0x68656c6c6f2d Target=0x68656c6c6f2d ValidatorIndex=12 prefix=monitor"
+	wanted1 := "\"Attestation included\" balanceChange=0 correctHead=true correctSource=true correctTarget=true head=0x68656c6c6f2d inclusionSlot=2 newBalance=32000000000 prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=2"
+	wanted2 := "\"Attestation included\" balanceChange=100000000 correctHead=true correctSource=true correctTarget=true head=0x68656c6c6f2d inclusionSlot=2 newBalance=32000000000 prefix=monitor slot=1 source=0x68656c6c6f2d target=0x68656c6c6f2d validatorIndex=12"
 	require.LogsContain(t, hook, wanted1)
 	require.LogsContain(t, hook, wanted2)
 

beacon-chain/monitor/process_block.go

@@ -39,7 +39,7 @@ func (s *Service) processBlock(ctx context.Context, b interfaces.ReadOnlySignedB
 	}
 	st := s.config.StateGen.StateByRootIfCachedNoCopy(root)
 	if st == nil {
-		log.WithField("BeaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
+		log.WithField("beaconBlockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debug(
 			"Skipping block collection due to state not found in cache")
 		return
 	}
@@ -90,13 +90,13 @@ func (s *Service) processProposedBlock(state state.BeaconState, root [32]byte, b
 
 		parentRoot := blk.ParentRoot()
 		log.WithFields(logrus.Fields{
-			"ProposerIndex": blk.ProposerIndex(),
-			"Slot":          blk.Slot(),
-			"Version":       blk.Version(),
-			"ParentRoot":    fmt.Sprintf("%#x", bytesutil.Trunc(parentRoot[:])),
-			"BlockRoot":     fmt.Sprintf("%#x", bytesutil.Trunc(root[:])),
-			"NewBalance":    balance,
-			"BalanceChange": balanceChg,
+			"proposerIndex": blk.ProposerIndex(),
+			"slot":          blk.Slot(),
+			"version":       blk.Version(),
+			"parentRoot":    fmt.Sprintf("%#x", bytesutil.Trunc(parentRoot[:])),
+			"blockRoot":     fmt.Sprintf("%#x", bytesutil.Trunc(root[:])),
+			"newBalance":    balance,
+			"balanceChange": balanceChg,
 		}).Info("Proposed beacon block was included")
 	}
 }
@@ -109,11 +109,11 @@ func (s *Service) processSlashings(blk interfaces.ReadOnlyBeaconBlock) {
 		idx := slashing.Header_1.Header.ProposerIndex
 		if s.trackedIndex(idx) {
 			log.WithFields(logrus.Fields{
-				"ProposerIndex": idx,
-				"Slot":          blk.Slot(),
-				"SlashingSlot":  slashing.Header_1.Header.Slot,
-				"BodyRoot1":     fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Header_1.Header.BodyRoot)),
-				"BodyRoot2":     fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Header_2.Header.BodyRoot)),
+				"proposerIndex": idx,
+				"slot":          blk.Slot(),
+				"slashingSlot":  slashing.Header_1.Header.Slot,
+				"bodyRoot1":     fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Header_1.Header.BodyRoot)),
+				"bodyRoot2":     fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Header_2.Header.BodyRoot)),
 			}).Info("Proposer slashing was included")
 		}
 	}
@@ -122,16 +122,16 @@ func (s *Service) processSlashings(blk interfaces.ReadOnlyBeaconBlock) {
 		for _, idx := range blocks.SlashableAttesterIndices(slashing) {
 			if s.trackedIndex(primitives.ValidatorIndex(idx)) {
 				log.WithFields(logrus.Fields{
-					"AttesterIndex":      idx,
-					"BlockInclusionSlot": blk.Slot(),
-					"AttestationSlot1":   slashing.Attestation_1.Data.Slot,
-					"BeaconBlockRoot1":   fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Attestation_1.Data.BeaconBlockRoot)),
-					"SourceEpoch1":       slashing.Attestation_1.Data.Source.Epoch,
-					"TargetEpoch1":       slashing.Attestation_1.Data.Target.Epoch,
-					"AttestationSlot2":   slashing.Attestation_2.Data.Slot,
-					"BeaconBlockRoot2":   fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Attestation_2.Data.BeaconBlockRoot)),
-					"SourceEpoch2":       slashing.Attestation_2.Data.Source.Epoch,
-					"TargetEpoch2":       slashing.Attestation_2.Data.Target.Epoch,
+					"attesterIndex":      idx,
+					"blockInclusionSlot": blk.Slot(),
+					"attestationSlot1":   slashing.Attestation_1.Data.Slot,
+					"beaconBlockRoot1":   fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Attestation_1.Data.BeaconBlockRoot)),
+					"sourceEpoch1":       slashing.Attestation_1.Data.Source.Epoch,
+					"targetEpoch1":       slashing.Attestation_1.Data.Target.Epoch,
+					"attestationSlot2":   slashing.Attestation_2.Data.Slot,
+					"beaconBlockRoot2":   fmt.Sprintf("%#x", bytesutil.Trunc(slashing.Attestation_2.Data.BeaconBlockRoot)),
+					"sourceEpoch2":       slashing.Attestation_2.Data.Source.Epoch,
+					"targetEpoch2":       slashing.Attestation_2.Data.Target.Epoch,
 				}).Info("Attester slashing was included")
 			}
 		}
@@ -159,19 +159,19 @@ func (s *Service) logAggregatedPerformance() {
 		percentCorrectTarget := float64(p.totalCorrectTarget) / float64(p.totalAttestedCount)
 
 		log.WithFields(logrus.Fields{
-			"ValidatorIndex":           idx,
-			"StartEpoch":               p.startEpoch,
-			"StartBalance":             p.startBalance,
-			"TotalRequested":           p.totalRequestedCount,
-			"AttestationInclusion":     fmt.Sprintf("%.2f%%", percentAtt*100),
-			"BalanceChangePct":         fmt.Sprintf("%.2f%%", percentBal*100),
-			"CorrectlyVotedSourcePct":  fmt.Sprintf("%.2f%%", percentCorrectSource*100),
-			"CorrectlyVotedTargetPct":  fmt.Sprintf("%.2f%%", percentCorrectTarget*100),
-			"CorrectlyVotedHeadPct":    fmt.Sprintf("%.2f%%", percentCorrectHead*100),
-			"AverageInclusionDistance": fmt.Sprintf("%.1f", percentDistance),
-			"TotalProposedBlocks":      p.totalProposedCount,
-			"TotalAggregations":        p.totalAggregations,
-			"TotalSyncContributions":   p.totalSyncCommitteeContributions,
+			"validatorIndex":           idx,
+			"startEpoch":               p.startEpoch,
+			"startBalance":             p.startBalance,
+			"totalRequested":           p.totalRequestedCount,
+			"attestationInclusion":     fmt.Sprintf("%.2f%%", percentAtt*100),
+			"balanceChangePct":         fmt.Sprintf("%.2f%%", percentBal*100),
+			"correctlyVotedSourcePct":  fmt.Sprintf("%.2f%%", percentCorrectSource*100),
+			"correctlyVotedTargetPct":  fmt.Sprintf("%.2f%%", percentCorrectTarget*100),
+			"correctlyVotedHeadPct":    fmt.Sprintf("%.2f%%", percentCorrectHead*100),
+			"averageInclusionDistance": fmt.Sprintf("%.1f", percentDistance),
+			"totalProposedBlocks":      p.totalProposedCount,
+			"totalAggregations":        p.totalAggregations,
+			"totalSyncContributions":   p.totalSyncCommitteeContributions,
 		}).Info("Aggregated performance since launch")
 	}
 }

beacon-chain/monitor/process_block_test.go

@@ -44,7 +44,7 @@ func TestProcessSlashings(t *testing.T) {
 					},
 				},
 			},
-			wantedErr: "\"Proposer slashing was included\" BodyRoot1= BodyRoot2= ProposerIndex=2",
+			wantedErr: "\"Proposer slashing was included\" bodyRoot1= bodyRoot2= prefix=monitor proposerIndex=2",
 		},
 		{
 			name: "Proposer slashing an untracked index",
@@ -89,8 +89,8 @@ func TestProcessSlashings(t *testing.T) {
 					},
 				},
 			},
-			wantedErr: "\"Attester slashing was included\" AttestationSlot1=0 AttestationSlot2=0 AttesterIndex=1 " +
-				"BeaconBlockRoot1=0x000000000000 BeaconBlockRoot2=0x000000000000 BlockInclusionSlot=0 SourceEpoch1=1 SourceEpoch2=0 TargetEpoch1=0 TargetEpoch2=0",
+			wantedErr: "\"Attester slashing was included\" attestationSlot1=0 attestationSlot2=0 attesterIndex=1 " +
+				"beaconBlockRoot1=0x000000000000 beaconBlockRoot2=0x000000000000 blockInclusionSlot=0 prefix=monitor sourceEpoch1=1 sourceEpoch2=0 targetEpoch1=0 targetEpoch2=0",
 		},
 		{
 			name: "Attester slashing untracked index",
@@ -150,7 +150,7 @@ func TestProcessProposedBlock(t *testing.T) {
 				StateRoot:     bytesutil.PadTo([]byte("state-world"), 32),
 				Body:          &ethpb.BeaconBlockBody{},
 			},
-			wantedErr: "\"Proposed beacon block was included\" BalanceChange=100000000 BlockRoot=0x68656c6c6f2d NewBalance=32000000000 ParentRoot=0x68656c6c6f2d ProposerIndex=12 Slot=6 Version=0 prefix=monitor",
+			wantedErr: "\"Proposed beacon block was included\" balanceChange=100000000 blockRoot=0x68656c6c6f2d newBalance=32000000000 parentRoot=0x68656c6c6f2d prefix=monitor proposerIndex=12 slot=6 version=0",
 		},
 		{
 			name: "Block proposed by untracked validator",
@@ -225,10 +225,10 @@ func TestProcessBlock_AllEventsTrackedVals(t *testing.T) {
 	root, err := b.GetBlock().HashTreeRoot()
 	require.NoError(t, err)
 	require.NoError(t, s.config.StateGen.SaveState(ctx, root, genesis))
-	wanted1 := fmt.Sprintf("\"Proposed beacon block was included\" BalanceChange=100000000 BlockRoot=%#x NewBalance=32000000000 ParentRoot=0xf732eaeb7fae ProposerIndex=15 Slot=1 Version=1 prefix=monitor", bytesutil.Trunc(root[:]))
-	wanted2 := fmt.Sprintf("\"Proposer slashing was included\" BodyRoot1=0x000100000000 BodyRoot2=0x000200000000 ProposerIndex=%d SlashingSlot=0 Slot=1 prefix=monitor", idx)
-	wanted3 := "\"Sync committee contribution included\" BalanceChange=0 ContribCount=3 ExpectedContribCount=3 NewBalance=32000000000 ValidatorIndex=1 prefix=monitor"
-	wanted4 := "\"Sync committee contribution included\" BalanceChange=0 ContribCount=1 ExpectedContribCount=1 NewBalance=32000000000 ValidatorIndex=2 prefix=monitor"
+	wanted1 := fmt.Sprintf("\"Proposed beacon block was included\" balanceChange=100000000 blockRoot=%#x newBalance=32000000000 parentRoot=0xf732eaeb7fae prefix=monitor proposerIndex=15 slot=1 version=1", bytesutil.Trunc(root[:]))
+	wanted2 := fmt.Sprintf("\"Proposer slashing was included\" bodyRoot1=0x000100000000 bodyRoot2=0x000200000000 prefix=monitor proposerIndex=%d slashingSlot=0 slot=1", idx)
+	wanted3 := "\"Sync committee contribution included\" balanceChange=0 contribCount=3 expectedContribCount=3 newBalance=32000000000 prefix=monitor validatorIndex=1"
+	wanted4 := "\"Sync committee contribution included\" balanceChange=0 contribCount=1 expectedContribCount=1 newBalance=32000000000 prefix=monitor validatorIndex=2"
 	wrapped, err := blocks.NewSignedBeaconBlock(b)
 	require.NoError(t, err)
 	s.processBlock(ctx, wrapped)
@@ -278,10 +278,10 @@ func TestLogAggregatedPerformance(t *testing.T) {
 	}
 
 	s.logAggregatedPerformance()
-	wanted := "\"Aggregated performance since launch\" AttestationInclusion=\"80.00%\"" +
-		" AverageInclusionDistance=1.2 BalanceChangePct=\"0.95%\" CorrectlyVotedHeadPct=\"66.67%\" " +
-		"CorrectlyVotedSourcePct=\"91.67%\" CorrectlyVotedTargetPct=\"100.00%\" StartBalance=31700000000 " +
-		"StartEpoch=0 TotalAggregations=0 TotalProposedBlocks=1 TotalRequested=15 TotalSyncContributions=0 " +
-		"ValidatorIndex=1 prefix=monitor"
+	wanted := "\"Aggregated performance since launch\" attestationInclusion=\"80.00%\"" +
+		" averageInclusionDistance=1.2 balanceChangePct=\"0.95%\" correctlyVotedHeadPct=\"66.67%\" " +
+		"correctlyVotedSourcePct=\"91.67%\" correctlyVotedTargetPct=\"100.00%\" prefix=monitor startBalance=31700000000 " +
+		"startEpoch=0 totalAggregations=0 totalProposedBlocks=1 totalRequested=15 totalSyncContributions=0 " +
+		"validatorIndex=1"
 	require.LogsContain(t, hook, wanted)
 }

beacon-chain/monitor/process_exit.go

@@ -14,8 +14,8 @@ func (s *Service) processExitsFromBlock(blk interfaces.ReadOnlyBeaconBlock) {
 		idx := exit.Exit.ValidatorIndex
 		if s.trackedIndex(idx) {
 			log.WithFields(logrus.Fields{
-				"ValidatorIndex": idx,
-				"Slot":           blk.Slot(),
+				"validatorIndex": idx,
+				"slot":           blk.Slot(),
 			}).Info("Voluntary exit was included")
 		}
 	}
@@ -28,7 +28,7 @@ func (s *Service) processExit(exit *ethpb.SignedVoluntaryExit) {
 	defer s.RUnlock()
 	if s.trackedIndex(idx) {
 		log.WithFields(logrus.Fields{
-			"ValidatorIndex": idx,
+			"validatorIndex": idx,
 		}).Info("Voluntary exit was processed")
 	}
 }

beacon-chain/monitor/process_exit_test.go

@@ -43,7 +43,7 @@ func TestProcessExitsFromBlockTrackedIndices(t *testing.T) {
 	wb, err := blocks.NewBeaconBlock(block)
 	require.NoError(t, err)
 	s.processExitsFromBlock(wb)
-	require.LogsContain(t, hook, "\"Voluntary exit was included\" Slot=0 ValidatorIndex=2")
+	require.LogsContain(t, hook, "\"Voluntary exit was included\" prefix=monitor slot=0 validatorIndex=2")
 }
 
 func TestProcessExitsFromBlockUntrackedIndices(t *testing.T) {
@@ -99,7 +99,7 @@ func TestProcessExitP2PTrackedIndices(t *testing.T) {
 		Signature: make([]byte, 96),
 	}
 	s.processExit(exit)
-	require.LogsContain(t, hook, "\"Voluntary exit was processed\" ValidatorIndex=1")
+	require.LogsContain(t, hook, "\"Voluntary exit was processed\" prefix=monitor validatorIndex=1")
 }
 
 func TestProcessExitP2PUntrackedIndices(t *testing.T) {

beacon-chain/monitor/process_sync_committee.go

@@ -21,7 +21,7 @@ func (s *Service) processSyncCommitteeContribution(contribution *ethpb.SignedCon
 		aggPerf.totalSyncCommitteeAggregations++
 		s.aggregatedPerformance[idx] = aggPerf
 
-		log.WithField("ValidatorIndex", contribution.Message.AggregatorIndex).Info("Sync committee aggregation processed")
+		log.WithField("validatorIndex", contribution.Message.AggregatorIndex).Info("Sync committee aggregation processed")
 	}
 }
 
@@ -69,11 +69,11 @@ func (s *Service) processSyncAggregate(state state.BeaconState, blk interfaces.R
 				fmt.Sprintf("%d", validatorIdx)).Add(float64(contrib))
 
 			log.WithFields(logrus.Fields{
-				"ValidatorIndex":       validatorIdx,
-				"ExpectedContribCount": len(committeeIndices),
-				"ContribCount":         contrib,
-				"NewBalance":           balance,
-				"BalanceChange":        balanceChg,
+				"validatorIndex":       validatorIdx,
+				"expectedContribCount": len(committeeIndices),
+				"contribCount":         contrib,
+				"newBalance":           balance,
+				"balanceChange":        balanceChg,
 			}).Info("Sync committee contribution included")
 		}
 	}

beacon-chain/monitor/process_sync_committee_test.go

@@ -22,8 +22,8 @@ func TestProcessSyncCommitteeContribution(t *testing.T) {
 	}
 
 	s.processSyncCommitteeContribution(contrib)
-	require.LogsContain(t, hook, "\"Sync committee aggregation processed\" ValidatorIndex=1")
-	require.LogsDoNotContain(t, hook, "ValidatorIndex=2")
+	require.LogsContain(t, hook, "\"Sync committee aggregation processed\" prefix=monitor validatorIndex=1")
+	require.LogsDoNotContain(t, hook, "validatorIndex=2")
 }
 
 func TestProcessSyncAggregate(t *testing.T) {
@@ -53,7 +53,7 @@ func TestProcessSyncAggregate(t *testing.T) {
 	require.NoError(t, err)
 
 	s.processSyncAggregate(beaconState, wrappedBlock)
-	require.LogsContain(t, hook, "\"Sync committee contribution included\" BalanceChange=0 ContribCount=1 ExpectedContribCount=4 NewBalance=32000000000 ValidatorIndex=1 prefix=monitor")
-	require.LogsContain(t, hook, "\"Sync committee contribution included\" BalanceChange=100000000 ContribCount=2 ExpectedContribCount=2 NewBalance=32000000000 ValidatorIndex=12 prefix=monitor")
-	require.LogsDoNotContain(t, hook, "ValidatorIndex=2")
+	require.LogsContain(t, hook, "\"Sync committee contribution included\" balanceChange=0 contribCount=1 expectedContribCount=4 newBalance=32000000000 prefix=monitor validatorIndex=1")
+	require.LogsContain(t, hook, "\"Sync committee contribution included\" balanceChange=100000000 contribCount=2 expectedContribCount=2 newBalance=32000000000 prefix=monitor validatorIndex=12")
+	require.LogsDoNotContain(t, hook, "validatorIndex=2")
 }

beacon-chain/monitor/service.go

@@ -111,7 +111,7 @@ func (s *Service) Start() {
 	sort.Slice(tracked, func(i, j int) bool { return tracked[i] < tracked[j] })
 
 	log.WithFields(logrus.Fields{
-		"ValidatorIndices": tracked,
+		"validatorIndices": tracked,
 	}).Info("Starting service")
 
 	go s.run()
@@ -134,7 +134,7 @@ func (s *Service) run() {
 	}
 
 	epoch := slots.ToEpoch(st.Slot())
-	log.WithField("Epoch", epoch).Info("Synced to head epoch, starting reporting performance")
+	log.WithField("epoch", epoch).Info("Synced to head epoch, starting reporting performance")
 
 	s.Lock()
 	s.initializePerformanceStructures(st, epoch)
@@ -157,7 +157,7 @@ func (s *Service) initializePerformanceStructures(state state.BeaconState, epoch
 	for idx := range s.TrackedValidators {
 		balance, err := state.BalanceAtIndex(idx)
 		if err != nil {
-			log.WithError(err).WithField("ValidatorIndex", idx).Error(
+			log.WithError(err).WithField("validatorIndex", idx).Error(
 				"Could not fetch starting balance, skipping aggregated logs.")
 			balance = 0
 		}
@@ -276,7 +276,7 @@ func (s *Service) updateSyncCommitteeTrackedVals(state state.BeaconState) {
 	for idx := range s.TrackedValidators {
 		syncIdx, err := helpers.CurrentPeriodSyncSubcommitteeIndices(state, idx)
 		if err != nil {
-			log.WithError(err).WithField("ValidatorIndex", idx).Error(
+			log.WithError(err).WithField("validatorIndex", idx).Error(
 				"Sync committee assignments will not be reported")
 			delete(s.trackedSyncCommitteeIndices, idx)
 		} else if len(syncIdx) == 0 {

beacon-chain/monitor/service_test.go

@@ -148,7 +148,7 @@ func TestStart(t *testing.T) {
 	// wait for Logrus
 	time.Sleep(1000 * time.Millisecond)
 	require.LogsContain(t, hook, "Synced to head epoch, starting reporting performance")
-	require.LogsContain(t, hook, "\"Starting service\" ValidatorIndices=\"[1 2 12 15]\"")
+	require.LogsContain(t, hook, "\"Starting service\" prefix=monitor validatorIndices=\"[1 2 12 15]\"")
 	s.Lock()
 	require.Equal(t, s.isLogging, true, "monitor is not running")
 	s.Unlock()
@@ -237,7 +237,7 @@ func TestMonitorRoutine(t *testing.T) {
 
 	// Wait for Logrus
 	time.Sleep(1000 * time.Millisecond)
-	wanted1 := fmt.Sprintf("\"Proposed beacon block was included\" BalanceChange=100000000 BlockRoot=%#x NewBalance=32000000000 ParentRoot=0xf732eaeb7fae ProposerIndex=15 Slot=1 Version=1 prefix=monitor", bytesutil.Trunc(root[:]))
+	wanted1 := fmt.Sprintf("\"Proposed beacon block was included\" balanceChange=100000000 blockRoot=%#x newBalance=32000000000 parentRoot=0xf732eaeb7fae prefix=monitor proposerIndex=15 slot=1 version=1", bytesutil.Trunc(root[:]))
 	require.LogsContain(t, hook, wanted1)
 
 }

beacon-chain/node/config.go

@@ -151,19 +151,19 @@ func configureExecutionSetting(cliCtx *cli.Context) error {
 	if cliCtx.IsSet(flags.TerminalTotalDifficultyOverride.Name) {
 		c := params.BeaconConfig()
 		c.TerminalTotalDifficulty = cliCtx.String(flags.TerminalTotalDifficultyOverride.Name)
-		log.WithField("terminal block difficult", c.TerminalTotalDifficulty).Warn("Terminal block difficult overridden")
+		log.WithField("terminalBlockDifficulty", c.TerminalTotalDifficulty).Warn("Terminal block difficult overridden")
 		params.OverrideBeaconConfig(c)
 	}
 	if cliCtx.IsSet(flags.TerminalBlockHashOverride.Name) {
 		c := params.BeaconConfig()
 		c.TerminalBlockHash = common.HexToHash(cliCtx.String(flags.TerminalBlockHashOverride.Name))
-		log.WithField("terminal block hash", c.TerminalBlockHash.Hex()).Warn("Terminal block hash overridden")
+		log.WithField("terminalBlockHash", c.TerminalBlockHash.Hex()).Warn("Terminal block hash overridden")
 		params.OverrideBeaconConfig(c)
 	}
 	if cliCtx.IsSet(flags.TerminalBlockHashActivationEpochOverride.Name) {
 		c := params.BeaconConfig()
 		c.TerminalBlockHashActivationEpoch = primitives.Epoch(cliCtx.Uint64(flags.TerminalBlockHashActivationEpochOverride.Name))
-		log.WithField("terminal block hash activation epoch", c.TerminalBlockHashActivationEpoch).Warn("Terminal block hash activation epoch overridden")
+		log.WithField("terminalBlockHashActivationEpoch", c.TerminalBlockHashActivationEpoch).Warn("Terminal block hash activation epoch overridden")
 		params.OverrideBeaconConfig(c)
 	}
 

beacon-chain/node/node.go

@@ -7,9 +7,11 @@ import (
 	"bytes"
 	"context"
 	"fmt"
+	"net"
 	"os"
 	"os/signal"
 	"path/filepath"
+	"strconv"
 	"strings"
 	"sync"
 	"syscall"
@@ -118,6 +120,7 @@ type BeaconNode struct {
 	BackfillOpts            []backfill.ServiceOption
 	initialSyncComplete     chan struct{}
 	BlobStorage             *filesystem.BlobStorage
+	BlobStorageOptions      []filesystem.BlobStorageOption
 	blobRetentionEpochs     primitives.Epoch
 	verifyInitWaiter        *verification.InitializerWaiter
 	syncChecker             *initialsync.SyncChecker
@@ -126,51 +129,16 @@ type BeaconNode struct {
 // New creates a new node instance, sets up configuration options, and registers
 // every required service to the node.
 func New(cliCtx *cli.Context, cancel context.CancelFunc, opts ...Option) (*BeaconNode, error) {
-	if err := configureTracing(cliCtx); err != nil {
-		return nil, err
+	if err := configureBeacon(cliCtx); err != nil {
+		return nil, errors.Wrap(err, "could not set beacon configuration options")
 	}
-	prereqs.WarnIfPlatformNotSupported(cliCtx.Context)
-	if hasNetworkFlag(cliCtx) && cliCtx.IsSet(cmd.ChainConfigFileFlag.Name) {
-		return nil, fmt.Errorf("%s cannot be passed concurrently with network flag", cmd.ChainConfigFileFlag.Name)
-	}
-	if err := features.ConfigureBeaconChain(cliCtx); err != nil {
-		return nil, err
-	}
-	if err := cmd.ConfigureBeaconChain(cliCtx); err != nil {
-		return nil, err
-	}
-	flags.ConfigureGlobalFlags(cliCtx)
-	if err := configureChainConfig(cliCtx); err != nil {
-		return nil, err
-	}
-	if err := configureHistoricalSlasher(cliCtx); err != nil {
-		return nil, err
-	}
-	err := configureBuilderCircuitBreaker(cliCtx)
-	if err != nil {
-		return nil, err
-	}
-	if err := configureSlotsPerArchivedPoint(cliCtx); err != nil {
-		return nil, err
-	}
-	if err := configureEth1Config(cliCtx); err != nil {
-		return nil, err
-	}
-	configureNetwork(cliCtx)
-	if err := configureInteropConfig(cliCtx); err != nil {
-		return nil, err
-	}
-	if err := configureExecutionSetting(cliCtx); err != nil {
-		return nil, err
-	}
-	configureFastSSZHashingAlgorithm()
 
 	// Initializes any forks here.
 	params.BeaconConfig().InitializeForkSchedule()
 
 	registry := runtime.NewServiceRegistry()
-
 	ctx := cliCtx.Context
+
 	beacon := &BeaconNode{
 		cliCtx:                  cliCtx,
 		ctx:                     ctx,
@@ -190,10 +158,10 @@ func New(cliCtx *cli.Context, cancel context.CancelFunc, opts ...Option) (*Beaco
 		slasherBlockHeadersFeed: new(event.Feed),
 		slasherAttestationsFeed: new(event.Feed),
 		serviceFlagOpts:         &serviceFlagOpts{},
+		initialSyncComplete:     make(chan struct{}),
+		syncChecker:             &initialsync.SyncChecker{},
 	}
 
-	beacon.initialSyncComplete = make(chan struct{})
-	beacon.syncChecker = &initialsync.SyncChecker{}
 	for _, opt := range opts {
 		if err := opt(beacon); err != nil {
 			return nil, err
@@ -202,119 +170,46 @@ func New(cliCtx *cli.Context, cancel context.CancelFunc, opts ...Option) (*Beaco
 
 	synchronizer := startup.NewClockSynchronizer()
 	beacon.clockWaiter = synchronizer
-
 	beacon.forkChoicer = doublylinkedtree.New()
+
 	depositAddress, err := execution.DepositContractAddress()
 	if err != nil {
 		return nil, err
 	}
 
-	log.Debugln("Starting DB")
-	if err := beacon.startDB(cliCtx, depositAddress); err != nil {
-		return nil, err
-	}
-	beacon.BlobStorage.WarmCache()
-
-	log.Debugln("Starting Slashing DB")
-	if err := beacon.startSlasherDB(cliCtx); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering P2P Service")
-	if err := beacon.registerP2P(cliCtx); err != nil {
-		return nil, err
-	}
-
-	bfs, err := backfill.NewUpdater(ctx, beacon.db)
-	if err != nil {
-		return nil, errors.Wrap(err, "backfill status initialization error")
-	}
-
-	log.Debugln("Starting State Gen")
-	if err := beacon.startStateGen(ctx, bfs, beacon.forkChoicer); err != nil {
-		if errors.Is(err, stategen.ErrNoGenesisBlock) {
-			log.Errorf("No genesis block/state is found. Prysm only provides a mainnet genesis "+
-				"state bundled in the application. You must provide the --%s or --%s flag to load "+
-				"a genesis block/state for this network.", "genesis-state", "genesis-beacon-api-url")
+	// Allow tests to set it as an opt.
+	if beacon.BlobStorage == nil {
+		beacon.BlobStorageOptions = append(beacon.BlobStorageOptions, filesystem.WithSaveFsync(features.Get().BlobSaveFsync))
+		blobs, err := filesystem.NewBlobStorage(beacon.BlobStorageOptions...)
+		if err != nil {
+			return nil, err
 		}
-		return nil, err
+		beacon.BlobStorage = blobs
+	}
+
+	bfs, err := startBaseServices(cliCtx, beacon, depositAddress)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not start modules")
 	}
 
 	beacon.verifyInitWaiter = verification.NewInitializerWaiter(
 		beacon.clockWaiter, forkchoice.NewROForkChoice(beacon.forkChoicer), beacon.stateGen)
 
 	pa := peers.NewAssigner(beacon.fetchP2P().Peers(), beacon.forkChoicer)
-	beacon.BackfillOpts = append(beacon.BackfillOpts, backfill.WithVerifierWaiter(beacon.verifyInitWaiter),
-		backfill.WithInitSyncWaiter(initSyncWaiter(ctx, beacon.initialSyncComplete)))
+
+	beacon.BackfillOpts = append(
+		beacon.BackfillOpts,
+		backfill.WithVerifierWaiter(beacon.verifyInitWaiter),
+		backfill.WithInitSyncWaiter(initSyncWaiter(ctx, beacon.initialSyncComplete)),
+	)
+
 	bf, err := backfill.NewService(ctx, bfs, beacon.BlobStorage, beacon.clockWaiter, beacon.fetchP2P(), pa, beacon.BackfillOpts...)
 	if err != nil {
 		return nil, errors.Wrap(err, "error initializing backfill service")
 	}
-	if err := beacon.services.RegisterService(bf); err != nil {
-		return nil, errors.Wrap(err, "error registering backfill service")
-	}
 
-	log.Debugln("Registering POW Chain Service")
-	if err := beacon.registerPOWChainService(); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Attestation Pool Service")
-	if err := beacon.registerAttestationPool(); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Deterministic Genesis Service")
-	if err := beacon.registerDeterministicGenesisService(); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Blockchain Service")
-	if err := beacon.registerBlockchainService(beacon.forkChoicer, synchronizer, beacon.initialSyncComplete); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Initial Sync Service")
-	if err := beacon.registerInitialSyncService(beacon.initialSyncComplete); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Sync Service")
-	if err := beacon.registerSyncService(beacon.initialSyncComplete, bfs); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Slasher Service")
-	if err := beacon.registerSlasherService(); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering builder service")
-	if err := beacon.registerBuilderService(cliCtx); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering RPC Service")
-	router := newRouter(cliCtx)
-	if err := beacon.registerRPCService(router); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering GRPC Gateway Service")
-	if err := beacon.registerGRPCGateway(router); err != nil {
-		return nil, err
-	}
-
-	log.Debugln("Registering Validator Monitoring Service")
-	if err := beacon.registerValidatorMonitorService(beacon.initialSyncComplete); err != nil {
-		return nil, err
-	}
-
-	if !cliCtx.Bool(cmd.DisableMonitoringFlag.Name) {
-		log.Debugln("Registering Prometheus Service")
-		if err := beacon.registerPrometheusService(cliCtx); err != nil {
-			return nil, err
-		}
+	if err := registerServices(cliCtx, beacon, synchronizer, bf, bfs); err != nil {
+		return nil, errors.Wrap(err, "could not register services")
 	}
 
 	// db.DatabasePath is the path to the containing directory
@@ -326,8 +221,176 @@ func New(cliCtx *cli.Context, cancel context.CancelFunc, opts ...Option) (*Beaco
 	}
 	beacon.collector = c
 
+	// Do not store the finalized state as it has been provided to the respective services during
+	// their initialization.
+	beacon.finalizedStateAtStartUp = nil
+
 	return beacon, nil
 }
+
+func configureBeacon(cliCtx *cli.Context) error {
+	if err := configureTracing(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure tracing")
+	}
+
+	prereqs.WarnIfPlatformNotSupported(cliCtx.Context)
+
+	if hasNetworkFlag(cliCtx) && cliCtx.IsSet(cmd.ChainConfigFileFlag.Name) {
+		return fmt.Errorf("%s cannot be passed concurrently with network flag", cmd.ChainConfigFileFlag.Name)
+	}
+
+	if err := features.ConfigureBeaconChain(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure beacon chain")
+	}
+
+	if err := cmd.ConfigureBeaconChain(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure beacon chain")
+	}
+
+	flags.ConfigureGlobalFlags(cliCtx)
+
+	if err := configureChainConfig(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure chain config")
+	}
+
+	if err := configureHistoricalSlasher(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure historical slasher")
+	}
+
+	if err := configureBuilderCircuitBreaker(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure builder circuit breaker")
+	}
+
+	if err := configureSlotsPerArchivedPoint(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure slots per archived point")
+	}
+
+	if err := configureEth1Config(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure eth1 config")
+	}
+
+	configureNetwork(cliCtx)
+
+	if err := configureInteropConfig(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure interop config")
+	}
+
+	if err := configureExecutionSetting(cliCtx); err != nil {
+		return errors.Wrap(err, "could not configure execution setting")
+	}
+
+	configureFastSSZHashingAlgorithm()
+
+	return nil
+}
+
+func startBaseServices(cliCtx *cli.Context, beacon *BeaconNode, depositAddress string) (*backfill.Store, error) {
+	ctx := cliCtx.Context
+	log.Debugln("Starting DB")
+	if err := beacon.startDB(cliCtx, depositAddress); err != nil {
+		return nil, errors.Wrap(err, "could not start DB")
+	}
+	beacon.BlobStorage.WarmCache()
+
+	log.Debugln("Starting Slashing DB")
+	if err := beacon.startSlasherDB(cliCtx); err != nil {
+		return nil, errors.Wrap(err, "could not start slashing DB")
+	}
+
+	log.Debugln("Registering P2P Service")
+	if err := beacon.registerP2P(cliCtx); err != nil {
+		return nil, errors.Wrap(err, "could not register P2P service")
+	}
+
+	bfs, err := backfill.NewUpdater(ctx, beacon.db)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not create backfill updater")
+	}
+
+	log.Debugln("Starting State Gen")
+	if err := beacon.startStateGen(ctx, bfs, beacon.forkChoicer); err != nil {
+		if errors.Is(err, stategen.ErrNoGenesisBlock) {
+			log.Errorf("No genesis block/state is found. Prysm only provides a mainnet genesis "+
+				"state bundled in the application. You must provide the --%s or --%s flag to load "+
+				"a genesis block/state for this network.", "genesis-state", "genesis-beacon-api-url")
+		}
+		return nil, errors.Wrap(err, "could not start state generation")
+	}
+
+	return bfs, nil
+}
+
+func registerServices(cliCtx *cli.Context, beacon *BeaconNode, synchronizer *startup.ClockSynchronizer, bf *backfill.Service, bfs *backfill.Store) error {
+	if err := beacon.services.RegisterService(bf); err != nil {
+		return errors.Wrap(err, "could not register backfill service")
+	}
+
+	log.Debugln("Registering POW Chain Service")
+	if err := beacon.registerPOWChainService(); err != nil {
+		return errors.Wrap(err, "could not register POW chain service")
+	}
+
+	log.Debugln("Registering Attestation Pool Service")
+	if err := beacon.registerAttestationPool(); err != nil {
+		return errors.Wrap(err, "could not register attestation pool service")
+	}
+
+	log.Debugln("Registering Deterministic Genesis Service")
+	if err := beacon.registerDeterministicGenesisService(); err != nil {
+		return errors.Wrap(err, "could not register deterministic genesis service")
+	}
+
+	log.Debugln("Registering Blockchain Service")
+	if err := beacon.registerBlockchainService(beacon.forkChoicer, synchronizer, beacon.initialSyncComplete); err != nil {
+		return errors.Wrap(err, "could not register blockchain service")
+	}
+
+	log.Debugln("Registering Initial Sync Service")
+	if err := beacon.registerInitialSyncService(beacon.initialSyncComplete); err != nil {
+		return errors.Wrap(err, "could not register initial sync service")
+	}
+
+	log.Debugln("Registering Sync Service")
+	if err := beacon.registerSyncService(beacon.initialSyncComplete, bfs); err != nil {
+		return errors.Wrap(err, "could not register sync service")
+	}
+
+	log.Debugln("Registering Slasher Service")
+	if err := beacon.registerSlasherService(); err != nil {
+		return errors.Wrap(err, "could not register slasher service")
+	}
+
+	log.Debugln("Registering builder service")
+	if err := beacon.registerBuilderService(cliCtx); err != nil {
+		return errors.Wrap(err, "could not register builder service")
+	}
+
+	log.Debugln("Registering RPC Service")
+	router := newRouter(cliCtx)
+	if err := beacon.registerRPCService(router); err != nil {
+		return errors.Wrap(err, "could not register RPC service")
+	}
+
+	log.Debugln("Registering GRPC Gateway Service")
+	if err := beacon.registerGRPCGateway(router); err != nil {
+		return errors.Wrap(err, "could not register GRPC gateway service")
+	}
+
+	log.Debugln("Registering Validator Monitoring Service")
+	if err := beacon.registerValidatorMonitorService(beacon.initialSyncComplete); err != nil {
+		return errors.Wrap(err, "could not register validator monitoring service")
+	}
+
+	if !cliCtx.Bool(cmd.DisableMonitoringFlag.Name) {
+		log.Debugln("Registering Prometheus Service")
+		if err := beacon.registerPrometheusService(cliCtx); err != nil {
+			return errors.Wrap(err, "could not register prometheus service")
+		}
+	}
+
+	return nil
+}
+
 func initSyncWaiter(ctx context.Context, complete chan struct{}) func() error {
 	return func() error {
 		select {
@@ -416,39 +479,85 @@ func (b *BeaconNode) Close() {
 	close(b.stop)
 }
 
-func (b *BeaconNode) startDB(cliCtx *cli.Context, depositAddress string) error {
-	baseDir := cliCtx.String(cmd.DataDirFlag.Name)
-	dbPath := filepath.Join(baseDir, kv.BeaconNodeDbDirName)
-	clearDB := cliCtx.Bool(cmd.ClearDB.Name)
-	forceClearDB := cliCtx.Bool(cmd.ForceClearDB.Name)
-
-	log.WithField("database-path", dbPath).Info("Checking DB")
-
-	d, err := kv.NewKVStore(b.ctx, dbPath)
-	if err != nil {
-		return err
-	}
+func (b *BeaconNode) clearDB(clearDB, forceClearDB bool, d *kv.Store, dbPath string) (*kv.Store, error) {
+	var err error
 	clearDBConfirmed := false
+
 	if clearDB && !forceClearDB {
-		actionText := "This will delete your beacon chain database stored in your data directory. " +
-			"Your database backups will not be removed - do you want to proceed? (Y/N)"
-		deniedText := "Database will not be deleted. No changes have been made."
+		const (
+			actionText = "This will delete your beacon chain database stored in your data directory. " +
+				"Your database backups will not be removed - do you want to proceed? (Y/N)"
+
+			deniedText = "Database will not be deleted. No changes have been made."
+		)
+
 		clearDBConfirmed, err = cmd.ConfirmAction(actionText, deniedText)
 		if err != nil {
-			return err
+			return nil, errors.Wrapf(err, "could not confirm action")
 		}
 	}
+
 	if clearDBConfirmed || forceClearDB {
 		log.Warning("Removing database")
 		if err := d.ClearDB(); err != nil {
-			return errors.Wrap(err, "could not clear database")
+			return nil, errors.Wrap(err, "could not clear database")
 		}
+
 		if err := b.BlobStorage.Clear(); err != nil {
-			return errors.Wrap(err, "could not clear blob storage")
+			return nil, errors.Wrap(err, "could not clear blob storage")
 		}
+
 		d, err = kv.NewKVStore(b.ctx, dbPath)
 		if err != nil {
-			return errors.Wrap(err, "could not create new database")
+			return nil, errors.Wrap(err, "could not create new database")
+		}
+	}
+
+	return d, nil
+}
+
+func (b *BeaconNode) checkAndSaveDepositContract(depositAddress string) error {
+	knownContract, err := b.db.DepositContractAddress(b.ctx)
+	if err != nil {
+		return errors.Wrap(err, "could not get deposit contract address")
+	}
+
+	addr := common.HexToAddress(depositAddress)
+	if len(knownContract) == 0 {
+		if err := b.db.SaveDepositContractAddress(b.ctx, addr); err != nil {
+			return errors.Wrap(err, "could not save deposit contract")
+		}
+	}
+
+	if len(knownContract) > 0 && !bytes.Equal(addr.Bytes(), knownContract) {
+		return fmt.Errorf("database contract is %#x but tried to run with %#x. This likely means "+
+			"you are trying to run on a different network than what the database contains. You can run once with "+
+			"--%s to wipe the old database or use an alternative data directory with --%s",
+			knownContract, addr.Bytes(), cmd.ClearDB.Name, cmd.DataDirFlag.Name)
+	}
+
+	return nil
+}
+
+func (b *BeaconNode) startDB(cliCtx *cli.Context, depositAddress string) error {
+	var depositCache cache.DepositCache
+
+	baseDir := cliCtx.String(cmd.DataDirFlag.Name)
+	dbPath := filepath.Join(baseDir, kv.BeaconNodeDbDirName)
+	clearDBRequired := cliCtx.Bool(cmd.ClearDB.Name)
+	forceClearDBRequired := cliCtx.Bool(cmd.ForceClearDB.Name)
+
+	log.WithField("databasePath", dbPath).Info("Checking DB")
+
+	d, err := kv.NewKVStore(b.ctx, dbPath)
+	if err != nil {
+		return errors.Wrapf(err, "could not create database at %s", dbPath)
+	}
+
+	if clearDBRequired || forceClearDBRequired {
+		d, err = b.clearDB(clearDBRequired, forceClearDBRequired, d, dbPath)
+		if err != nil {
+			return errors.Wrap(err, "could not clear database")
 		}
 	}
 
@@ -458,7 +567,6 @@ func (b *BeaconNode) startDB(cliCtx *cli.Context, depositAddress string) error {
 
 	b.db = d
 
-	var depositCache cache.DepositCache
 	if features.Get().EnableEIP4881 {
 		depositCache, err = depositsnapshot.New()
 	} else {
@@ -473,16 +581,17 @@ func (b *BeaconNode) startDB(cliCtx *cli.Context, depositAddress string) error {
 	if b.GenesisInitializer != nil {
 		if err := b.GenesisInitializer.Initialize(b.ctx, d); err != nil {
 			if err == db.ErrExistingGenesisState {
-				return errors.New("Genesis state flag specified but a genesis state " +
-					"exists already. Run again with --clear-db and/or ensure you are using the " +
-					"appropriate testnet flag to load the given genesis state.")
+				return errors.Errorf("Genesis state flag specified but a genesis state "+
+					"exists already. Run again with --%s and/or ensure you are using the "+
+					"appropriate testnet flag to load the given genesis state.", cmd.ClearDB.Name)
 			}
+
 			return errors.Wrap(err, "could not load genesis from file")
 		}
 	}
 
 	if err := b.db.EnsureEmbeddedGenesis(b.ctx); err != nil {
-		return err
+		return errors.Wrap(err, "could not ensure embedded genesis")
 	}
 
 	if b.CheckpointInitializer != nil {
@@ -491,23 +600,11 @@ func (b *BeaconNode) startDB(cliCtx *cli.Context, depositAddress string) error {
 		}
 	}
 
-	knownContract, err := b.db.DepositContractAddress(b.ctx)
-	if err != nil {
-		return err
+	if err := b.checkAndSaveDepositContract(depositAddress); err != nil {
+		return errors.Wrap(err, "could not check and save deposit contract")
 	}
-	addr := common.HexToAddress(depositAddress)
-	if len(knownContract) == 0 {
-		if err := b.db.SaveDepositContractAddress(b.ctx, addr); err != nil {
-			return errors.Wrap(err, "could not save deposit contract")
-		}
-	}
-	if len(knownContract) > 0 && !bytes.Equal(addr.Bytes(), knownContract) {
-		return fmt.Errorf("database contract is %#x but tried to run with %#x. This likely means "+
-			"you are trying to run on a different network than what the database contains. You can run once with "+
-			"'--clear-db' to wipe the old database or use an alternative data directory with '--datadir'",
-			knownContract, addr.Bytes())
-	}
-	log.Infof("Deposit contract: %#x", addr.Bytes())
+
+	log.WithField("address", depositAddress).Info("Deposit contract")
 	return nil
 }
 
@@ -525,7 +622,7 @@ func (b *BeaconNode) startSlasherDB(cliCtx *cli.Context) error {
 	clearDB := cliCtx.Bool(cmd.ClearDB.Name)
 	forceClearDB := cliCtx.Bool(cmd.ForceClearDB.Name)
 
-	log.WithField("database-path", dbPath).Info("Checking DB")
+	log.WithField("databasePath", dbPath).Info("Checking DB")
 
 	d, err := slasherkv.NewKVStore(b.ctx, dbPath)
 	if err != nil {
@@ -595,31 +692,31 @@ func (b *BeaconNode) startStateGen(ctx context.Context, bfs coverage.AvailableBl
 func (b *BeaconNode) registerP2P(cliCtx *cli.Context) error {
 	bootstrapNodeAddrs, dataDir, err := registration.P2PPreregistration(cliCtx)
 	if err != nil {
-		return err
+		return errors.Wrapf(err, "could not register p2p service")
 	}
 
 	svc, err := p2p.NewService(b.ctx, &p2p.Config{
-		NoDiscovery:       cliCtx.Bool(cmd.NoDiscovery.Name),
-		StaticPeers:       slice.SplitCommaSeparated(cliCtx.StringSlice(cmd.StaticPeers.Name)),
-		BootstrapNodeAddr: bootstrapNodeAddrs,
-		RelayNodeAddr:     cliCtx.String(cmd.RelayNode.Name),
-		DataDir:           dataDir,
-		LocalIP:           cliCtx.String(cmd.P2PIP.Name),
-		HostAddress:       cliCtx.String(cmd.P2PHost.Name),
-		HostDNS:           cliCtx.String(cmd.P2PHostDNS.Name),
-		PrivateKey:        cliCtx.String(cmd.P2PPrivKey.Name),
-		StaticPeerID:      cliCtx.Bool(cmd.P2PStaticID.Name),
-		MetaDataDir:       cliCtx.String(cmd.P2PMetadata.Name),
-		TCPPort:           cliCtx.Uint(cmd.P2PTCPPort.Name),
-		UDPPort:           cliCtx.Uint(cmd.P2PUDPPort.Name),
-		MaxPeers:          cliCtx.Uint(cmd.P2PMaxPeers.Name),
-		QueueSize:         cliCtx.Uint(cmd.PubsubQueueSize.Name),
-		AllowListCIDR:     cliCtx.String(cmd.P2PAllowList.Name),
-		DenyListCIDR:      slice.SplitCommaSeparated(cliCtx.StringSlice(cmd.P2PDenyList.Name)),
-		EnableUPnP:        cliCtx.Bool(cmd.EnableUPnPFlag.Name),
-		StateNotifier:     b,
-		DB:                b.db,
-		ClockWaiter:       b.clockWaiter,
+		NoDiscovery:          cliCtx.Bool(cmd.NoDiscovery.Name),
+		StaticPeers:          slice.SplitCommaSeparated(cliCtx.StringSlice(cmd.StaticPeers.Name)),
+		Discv5BootStrapAddrs: p2p.ParseBootStrapAddrs(bootstrapNodeAddrs),
+		RelayNodeAddr:        cliCtx.String(cmd.RelayNode.Name),
+		DataDir:              dataDir,
+		LocalIP:              cliCtx.String(cmd.P2PIP.Name),
+		HostAddress:          cliCtx.String(cmd.P2PHost.Name),
+		HostDNS:              cliCtx.String(cmd.P2PHostDNS.Name),
+		PrivateKey:           cliCtx.String(cmd.P2PPrivKey.Name),
+		StaticPeerID:         cliCtx.Bool(cmd.P2PStaticID.Name),
+		MetaDataDir:          cliCtx.String(cmd.P2PMetadata.Name),
+		TCPPort:              cliCtx.Uint(cmd.P2PTCPPort.Name),
+		UDPPort:              cliCtx.Uint(cmd.P2PUDPPort.Name),
+		MaxPeers:             cliCtx.Uint(cmd.P2PMaxPeers.Name),
+		QueueSize:            cliCtx.Uint(cmd.PubsubQueueSize.Name),
+		AllowListCIDR:        cliCtx.String(cmd.P2PAllowList.Name),
+		DenyListCIDR:         slice.SplitCommaSeparated(cliCtx.StringSlice(cmd.P2PDenyList.Name)),
+		EnableUPnP:           cliCtx.Bool(cmd.EnableUPnPFlag.Name),
+		StateNotifier:        b,
+		DB:                   b.db,
+		ClockWaiter:          b.clockWaiter,
 	})
 	if err != nil {
 		return err
@@ -961,11 +1058,13 @@ func (b *BeaconNode) registerGRPCGateway(router *mux.Router) error {
 	if b.cliCtx.Bool(flags.DisableGRPCGateway.Name) {
 		return nil
 	}
-	gatewayPort := b.cliCtx.Int(flags.GRPCGatewayPort.Name)
 	gatewayHost := b.cliCtx.String(flags.GRPCGatewayHost.Name)
+	gatewayPort := b.cliCtx.Int(flags.GRPCGatewayPort.Name)
 	rpcHost := b.cliCtx.String(flags.RPCHost.Name)
-	selfAddress := fmt.Sprintf("%s:%d", rpcHost, b.cliCtx.Int(flags.RPCPort.Name))
-	gatewayAddress := fmt.Sprintf("%s:%d", gatewayHost, gatewayPort)
+	rpcPort := b.cliCtx.Int(flags.RPCPort.Name)
+
+	selfAddress := net.JoinHostPort(rpcHost, strconv.Itoa(rpcPort))
+	gatewayAddress := net.JoinHostPort(gatewayHost, strconv.Itoa(gatewayPort))
 	allowedOrigins := strings.Split(b.cliCtx.String(flags.GPRCGatewayCorsDomain.Name), ",")
 	enableDebugRPCEndpoints := b.cliCtx.Bool(flags.EnableDebugRPCEndpoints.Name)
 	selfCert := b.cliCtx.String(flags.CertFlag.Name)
@@ -987,7 +1086,6 @@ func (b *BeaconNode) registerGRPCGateway(router *mux.Router) error {
 		apigateway.WithGatewayAddr(gatewayAddress),
 		apigateway.WithRemoteAddr(selfAddress),
 		apigateway.WithPbHandlers(muxs),
-		apigateway.WithMuxHandler(gatewayConfig.Handler),
 		apigateway.WithRemoteCert(selfCert),
 		apigateway.WithMaxCallRecvMsgSize(maxCallSize),
 		apigateway.WithAllowedOrigins(allowedOrigins),
@@ -1060,9 +1158,9 @@ func (b *BeaconNode) registerBuilderService(cliCtx *cli.Context) error {
 		return err
 	}
 
-	opts := append(b.serviceFlagOpts.builderOpts,
-		builder.WithHeadFetcher(chainService),
-		builder.WithDatabase(b.db))
+	opts := b.serviceFlagOpts.builderOpts
+	opts = append(opts, builder.WithHeadFetcher(chainService), builder.WithDatabase(b.db))
+
 	// make cache the default.
 	if !cliCtx.Bool(features.DisableRegistrationCache.Name) {
 		opts = append(opts, builder.WithRegistrationCache())

beacon-chain/node/options.go

@@ -43,6 +43,15 @@ func WithBlobStorage(bs *filesystem.BlobStorage) Option {
 	}
 }
 
+// WithBlobStorageOptions appends 1 or more filesystem.BlobStorageOption on the beacon node,
+// to be used when initializing blob storage.
+func WithBlobStorageOptions(opt ...filesystem.BlobStorageOption) Option {
+	return func(bn *BeaconNode) error {
+		bn.BlobStorageOptions = append(bn.BlobStorageOptions, opt...)
+		return nil
+	}
+}
+
 // WithBlobRetentionEpochs sets the blobRetentionEpochs value, used in kv store initialization.
 func WithBlobRetentionEpochs(e primitives.Epoch) Option {
 	return func(bn *BeaconNode) error {

beacon-chain/node/registration/BUILD.bazel

@@ -11,6 +11,7 @@ go_library(
     deps = [
         "//cmd:go_default_library",
         "//config/params:go_default_library",
+        "@com_github_pkg_errors//:go_default_library",
         "@com_github_sirupsen_logrus//:go_default_library",
         "@com_github_urfave_cli_v2//:go_default_library",
         "@in_gopkg_yaml_v2//:go_default_library",

beacon-chain/node/registration/p2p.go

@@ -4,6 +4,7 @@ import (
 	"os"
 	"path/filepath"
 
+	"github.com/pkg/errors"
 	"github.com/prysmaticlabs/prysm/v5/cmd"
 	"github.com/prysmaticlabs/prysm/v5/config/params"
 	"github.com/urfave/cli/v2"
@@ -31,9 +32,9 @@ func P2PPreregistration(cliCtx *cli.Context) (bootstrapNodeAddrs []string, dataD
 	if dataDir == "" {
 		dataDir = cmd.DefaultDataDir()
 		if dataDir == "" {
-			log.Fatal(
-				"Could not determine your system's HOME path, please specify a --datadir you wish " +
-					"to use for your chain data",
+			err = errors.Errorf(
+				"Could not determine your system's HOME path, please specify a --%s you wish to use for your chain data",
+				cmd.DataDirFlag.Name,
 			)
 		}
 	}

beacon-chain/operations/attestations/prepare_forkchoice.go

@@ -42,7 +42,7 @@ func (s *Service) prepareForkChoiceAtts() {
 			switch slotInterval.Interval {
 			case 0:
 				duration := time.Since(t)
-				log.WithField("Duration", duration).Debug("Aggregated unaggregated attestations")
+				log.WithField("duration", duration).Debug("Aggregated unaggregated attestations")
 				batchForkChoiceAttsT1.Observe(float64(duration.Milliseconds()))
 			case 1:
 				batchForkChoiceAttsT2.Observe(float64(time.Since(t).Milliseconds()))

beacon-chain/p2p/broadcaster_test.go

@@ -240,9 +240,8 @@ func TestService_BroadcastAttestationWithDiscoveryAttempts(t *testing.T) {
 	var hosts []host.Host
 	// setup other nodes.
 	cfg = &Config{
-		BootstrapNodeAddr:   []string{bootNode.String()},
-		Discv5BootStrapAddr: []string{bootNode.String()},
-		MaxPeers:            30,
+		Discv5BootStrapAddrs: []string{bootNode.String()},
+		MaxPeers:             30,
 	}
 	// Setup 2 different hosts
 	for i := 1; i <= 2; i++ {

beacon-chain/p2p/config.go

@@ -12,28 +12,27 @@ const defaultPubsubQueueSize = 600
 // Config for the p2p service. These parameters are set from application level flags
 // to initialize the p2p service.
 type Config struct {
-	NoDiscovery         bool
-	EnableUPnP          bool
-	StaticPeerID        bool
-	StaticPeers         []string
-	BootstrapNodeAddr   []string
-	Discv5BootStrapAddr []string
-	RelayNodeAddr       string
-	LocalIP             string
-	HostAddress         string
-	HostDNS             string
-	PrivateKey          string
-	DataDir             string
-	MetaDataDir         string
-	TCPPort             uint
-	UDPPort             uint
-	MaxPeers            uint
-	QueueSize           uint
-	AllowListCIDR       string
-	DenyListCIDR        []string
-	StateNotifier       statefeed.Notifier
-	DB                  db.ReadOnlyDatabase
-	ClockWaiter         startup.ClockWaiter
+	NoDiscovery          bool
+	EnableUPnP           bool
+	StaticPeerID         bool
+	StaticPeers          []string
+	Discv5BootStrapAddrs []string
+	RelayNodeAddr        string
+	LocalIP              string
+	HostAddress          string
+	HostDNS              string
+	PrivateKey           string
+	DataDir              string
+	MetaDataDir          string
+	TCPPort              uint
+	UDPPort              uint
+	MaxPeers             uint
+	QueueSize            uint
+	AllowListCIDR        string
+	DenyListCIDR         []string
+	StateNotifier        statefeed.Notifier
+	DB                   db.ReadOnlyDatabase
+	ClockWaiter          startup.ClockWaiter
 }
 
 // validateConfig validates whether the values provided are accurate and will set

beacon-chain/p2p/connection_gater.go

@@ -25,7 +25,7 @@ const (
 )
 
 // InterceptPeerDial tests whether we're permitted to Dial the specified peer.
-func (_ *Service) InterceptPeerDial(_ peer.ID) (allow bool) {
+func (*Service) InterceptPeerDial(_ peer.ID) (allow bool) {
 	return true
 }
 
@@ -63,12 +63,12 @@ func (s *Service) InterceptAccept(n network.ConnMultiaddrs) (allow bool) {
 
 // InterceptSecured tests whether a given connection, now authenticated,
 // is allowed.
-func (_ *Service) InterceptSecured(_ network.Direction, _ peer.ID, _ network.ConnMultiaddrs) (allow bool) {
+func (*Service) InterceptSecured(_ network.Direction, _ peer.ID, _ network.ConnMultiaddrs) (allow bool) {
 	return true
 }
 
 // InterceptUpgraded tests whether a fully capable connection is allowed.
-func (_ *Service) InterceptUpgraded(_ network.Conn) (allow bool, reason control.DisconnectReason) {
+func (*Service) InterceptUpgraded(_ network.Conn) (allow bool, reason control.DisconnectReason) {
 	return true, 0
 }
 

beacon-chain/p2p/discovery.go

@@ -34,6 +34,11 @@ type Listener interface {
 	LocalNode() *enode.LocalNode
 }
 
+const (
+	udp4 = iota
+	udp6
+)
+
 // RefreshENR uses an epoch to refresh the enr entry for our node
 // with the tracked committee ids for the epoch, allowing our node
 // to be dynamically discoverable by others given our tracked committee ids.
@@ -62,8 +67,14 @@ func (s *Service) RefreshENR() {
 	// Compare current epoch with our fork epochs
 	altairForkEpoch := params.BeaconConfig().AltairForkEpoch
 	switch {
-	// Altair Behaviour
-	case currEpoch >= altairForkEpoch:
+	case currEpoch < altairForkEpoch:
+		// Phase 0 behaviour.
+		if bytes.Equal(bitV, currentBitV) {
+			// return early if bitfield hasn't changed
+			return
+		}
+		s.updateSubnetRecordWithMetadata(bitV)
+	default:
 		// Retrieve sync subnets from application level
 		// cache.
 		bitS := bitfield.Bitvector4{byte(0x00)}
@@ -82,13 +93,6 @@ func (s *Service) RefreshENR() {
 			return
 		}
 		s.updateSubnetRecordWithMetadataV2(bitV, bitS)
-	default:
-		// Phase 0 behaviour.
-		if bytes.Equal(bitV, currentBitV) {
-			// return early if bitfield hasn't changed
-			return
-		}
-		s.updateSubnetRecordWithMetadata(bitV)
 	}
 	// ping all peers to inform them of new metadata
 	s.pingPeers()
@@ -140,9 +144,9 @@ func (s *Service) createListener(
 	// by default we will listen to all interfaces.
 	var bindIP net.IP
 	switch udpVersionFromIP(ipAddr) {
-	case "udp4":
+	case udp4:
 		bindIP = net.IPv4zero
-	case "udp6":
+	case udp6:
 		bindIP = net.IPv6zero
 	default:
 		return nil, errors.New("invalid ip provided")
@@ -160,6 +164,7 @@ func (s *Service) createListener(
 		IP:   bindIP,
 		Port: int(s.cfg.UDPPort),
 	}
+
 	// Listen to all network interfaces
 	// for both ip protocols.
 	networkVersion := "udp"
@@ -177,44 +182,27 @@ func (s *Service) createListener(
 	if err != nil {
 		return nil, errors.Wrap(err, "could not create local node")
 	}
-	if s.cfg.HostAddress != "" {
-		hostIP := net.ParseIP(s.cfg.HostAddress)
-		if hostIP.To4() == nil && hostIP.To16() == nil {
-			log.Errorf("Invalid host address given: %s", hostIP.String())
-		} else {
-			localNode.SetFallbackIP(hostIP)
-			localNode.SetStaticIP(hostIP)
-		}
-	}
-	if s.cfg.HostDNS != "" {
-		host := s.cfg.HostDNS
-		ips, err := net.LookupIP(host)
-		if err != nil {
-			return nil, errors.Wrap(err, "could not resolve host address")
-		}
-		if len(ips) > 0 {
-			// Use first IP returned from the
-			// resolver.
-			firstIP := ips[0]
-			localNode.SetFallbackIP(firstIP)
-		}
-	}
-	dv5Cfg := discover.Config{
-		PrivateKey: privKey,
-	}
-	dv5Cfg.Bootnodes = []*enode.Node{}
-	for _, addr := range s.cfg.Discv5BootStrapAddr {
+
+	bootNodes := make([]*enode.Node, 0, len(s.cfg.Discv5BootStrapAddrs))
+	for _, addr := range s.cfg.Discv5BootStrapAddrs {
 		bootNode, err := enode.Parse(enode.ValidSchemes, addr)
 		if err != nil {
 			return nil, errors.Wrap(err, "could not bootstrap addr")
 		}
-		dv5Cfg.Bootnodes = append(dv5Cfg.Bootnodes, bootNode)
+
+		bootNodes = append(bootNodes, bootNode)
+	}
+
+	dv5Cfg := discover.Config{
+		PrivateKey: privKey,
+		Bootnodes:  bootNodes,
 	}
 
 	listener, err := discover.ListenV5(conn, localNode, dv5Cfg)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not listen to discV5")
 	}
+
 	return listener, nil
 }
 
@@ -242,8 +230,35 @@ func (s *Service) createLocalNode(
 	if err != nil {
 		return nil, errors.Wrap(err, "could not add eth2 fork version entry to enr")
 	}
+
 	localNode = initializeAttSubnets(localNode)
-	return initializeSyncCommSubnets(localNode), nil
+	localNode = initializeSyncCommSubnets(localNode)
+
+	if s.cfg != nil && s.cfg.HostAddress != "" {
+		hostIP := net.ParseIP(s.cfg.HostAddress)
+		if hostIP.To4() == nil && hostIP.To16() == nil {
+			return nil, errors.Errorf("invalid host address: %s", s.cfg.HostAddress)
+		} else {
+			localNode.SetFallbackIP(hostIP)
+			localNode.SetStaticIP(hostIP)
+		}
+	}
+
+	if s.cfg != nil && s.cfg.HostDNS != "" {
+		host := s.cfg.HostDNS
+		ips, err := net.LookupIP(host)
+		if err != nil {
+			return nil, errors.Wrapf(err, "could not resolve host address: %s", host)
+		}
+		if len(ips) > 0 {
+			// Use first IP returned from the
+			// resolver.
+			firstIP := ips[0]
+			localNode.SetFallbackIP(firstIP)
+		}
+	}
+
+	return localNode, nil
 }
 
 func (s *Service) startDiscoveryV5(
@@ -363,7 +378,7 @@ func PeersFromStringAddrs(addrs []string) ([]ma.Multiaddr, error) {
 	return allAddrs, nil
 }
 
-func parseBootStrapAddrs(addrs []string) (discv5Nodes []string) {
+func ParseBootStrapAddrs(addrs []string) (discv5Nodes []string) {
 	discv5Nodes, _ = parseGenericAddrs(addrs)
 	if len(discv5Nodes) == 0 {
 		log.Warn("No bootstrap addresses supplied")
@@ -483,9 +498,9 @@ func multiAddrFromString(address string) (ma.Multiaddr, error) {
 	return ma.NewMultiaddr(address)
 }
 
-func udpVersionFromIP(ipAddr net.IP) string {
+func udpVersionFromIP(ipAddr net.IP) int {
 	if ipAddr.To4() != nil {
-		return "udp4"
+		return udp4
 	}
-	return "udp6"
+	return udp6
 }

beacon-chain/p2p/discovery_test.go

@@ -42,10 +42,6 @@ import (
 
 var discoveryWaitTime = 1 * time.Second
 
-func init() {
-	rand.Seed(time.Now().Unix())
-}
-
 func createAddrAndPrivKey(t *testing.T) (net.IP, *ecdsa.PrivateKey) {
 	ip, err := prysmNetwork.ExternalIPv4()
 	require.NoError(t, err, "Could not get ip")
@@ -103,8 +99,8 @@ func TestStartDiscV5_DiscoverAllPeers(t *testing.T) {
 	for i := 1; i <= 5; i++ {
 		port = 3000 + i
 		cfg := &Config{
-			Discv5BootStrapAddr: []string{bootNode.String()},
-			UDPPort:             uint(port),
+			Discv5BootStrapAddrs: []string{bootNode.String()},
+			UDPPort:              uint(port),
 		}
 		ipAddr, pkey := createAddrAndPrivKey(t)
 		s = &Service{
@@ -134,6 +130,106 @@ func TestStartDiscV5_DiscoverAllPeers(t *testing.T) {
 	}
 }
 
+func TestCreateLocalNode(t *testing.T) {
+	testCases := []struct {
+		name          string
+		cfg           *Config
+		expectedError bool
+	}{
+		{
+			name:          "valid config",
+			cfg:           nil,
+			expectedError: false,
+		},
+		{
+			name:          "invalid host address",
+			cfg:           &Config{HostAddress: "invalid"},
+			expectedError: true,
+		},
+		{
+			name:          "valid host address",
+			cfg:           &Config{HostAddress: "192.168.0.1"},
+			expectedError: false,
+		},
+		{
+			name:          "invalid host DNS",
+			cfg:           &Config{HostDNS: "invalid"},
+			expectedError: true,
+		},
+		{
+			name:          "valid host DNS",
+			cfg:           &Config{HostDNS: "www.google.com"},
+			expectedError: false,
+		},
+	}
+	for _, tt := range testCases {
+		t.Run(tt.name, func(t *testing.T) {
+			// Define ports.
+			const (
+				udpPort = 2000
+				tcpPort = 3000
+			)
+
+			// Create a private key.
+			address, privKey := createAddrAndPrivKey(t)
+
+			// Create a service.
+			service := &Service{
+				genesisTime:           time.Now(),
+				genesisValidatorsRoot: bytesutil.PadTo([]byte{'A'}, 32),
+				cfg:                   tt.cfg,
+			}
+
+			localNode, err := service.createLocalNode(privKey, address, udpPort, tcpPort)
+			if tt.expectedError {
+				require.NotNil(t, err)
+				return
+			}
+
+			require.NoError(t, err)
+
+			expectedAddress := address
+			if tt.cfg != nil && tt.cfg.HostAddress != "" {
+				expectedAddress = net.ParseIP(tt.cfg.HostAddress)
+			}
+
+			// Check IP.
+			// IP is not checked int case of DNS, since it can be resolved to different IPs.
+			if tt.cfg == nil || tt.cfg.HostDNS == "" {
+				ip := new(net.IP)
+				require.NoError(t, localNode.Node().Record().Load(enr.WithEntry("ip", ip)))
+				require.Equal(t, true, ip.Equal(expectedAddress))
+				require.Equal(t, true, localNode.Node().IP().Equal(expectedAddress))
+			}
+
+			// Check UDP.
+			udp := new(uint16)
+			require.NoError(t, localNode.Node().Record().Load(enr.WithEntry("udp", udp)))
+			require.Equal(t, udpPort, localNode.Node().UDP())
+
+			// Check TCP.
+			tcp := new(uint16)
+			require.NoError(t, localNode.Node().Record().Load(enr.WithEntry("tcp", tcp)))
+			require.Equal(t, tcpPort, localNode.Node().TCP())
+
+			// Check fork is set.
+			fork := new([]byte)
+			require.NoError(t, localNode.Node().Record().Load(enr.WithEntry(eth2ENRKey, fork)))
+			require.NotEmpty(t, *fork)
+
+			// Check att subnets.
+			attSubnets := new([]byte)
+			require.NoError(t, localNode.Node().Record().Load(enr.WithEntry(attSubnetEnrKey, attSubnets)))
+			require.DeepSSZEqual(t, []byte{0, 0, 0, 0, 0, 0, 0, 0}, *attSubnets)
+
+			// Check sync committees subnets.
+			syncSubnets := new([]byte)
+			require.NoError(t, localNode.Node().Record().Load(enr.WithEntry(syncCommsSubnetEnrKey, syncSubnets)))
+			require.DeepSSZEqual(t, []byte{0}, *syncSubnets)
+		})
+	}
+}
+
 func TestMultiAddrsConversion_InvalidIPAddr(t *testing.T) {
 	addr := net.ParseIP("invalidIP")
 	_, pkey := createAddrAndPrivKey(t)
@@ -310,12 +406,12 @@ func TestMultipleDiscoveryAddresses(t *testing.T) {
 }
 
 func TestCorrectUDPVersion(t *testing.T) {
-	assert.Equal(t, "udp4", udpVersionFromIP(net.IPv4zero), "incorrect network version")
-	assert.Equal(t, "udp6", udpVersionFromIP(net.IPv6zero), "incorrect network version")
-	assert.Equal(t, "udp4", udpVersionFromIP(net.IP{200, 20, 12, 255}), "incorrect network version")
-	assert.Equal(t, "udp6", udpVersionFromIP(net.IP{22, 23, 24, 251, 17, 18, 0, 0, 0, 0, 12, 14, 212, 213, 16, 22}), "incorrect network version")
+	assert.Equal(t, udp4, udpVersionFromIP(net.IPv4zero), "incorrect network version")
+	assert.Equal(t, udp6, udpVersionFromIP(net.IPv6zero), "incorrect network version")
+	assert.Equal(t, udp4, udpVersionFromIP(net.IP{200, 20, 12, 255}), "incorrect network version")
+	assert.Equal(t, udp6, udpVersionFromIP(net.IP{22, 23, 24, 251, 17, 18, 0, 0, 0, 0, 12, 14, 212, 213, 16, 22}), "incorrect network version")
 	// v4 in v6
-	assert.Equal(t, "udp4", udpVersionFromIP(net.IP{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 212, 213, 16, 22}), "incorrect network version")
+	assert.Equal(t, udp4, udpVersionFromIP(net.IP{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 212, 213, 16, 22}), "incorrect network version")
 }
 
 // addPeer is a helper to add a peer with a given connection state)

beacon-chain/p2p/fork_test.go

@@ -46,9 +46,9 @@ func TestStartDiscv5_DifferentForkDigests(t *testing.T) {
 
 	bootNode := bootListener.Self()
 	cfg := &Config{
-		Discv5BootStrapAddr: []string{bootNode.String()},
-		UDPPort:             uint(port),
-		StateNotifier:       &mock.MockStateNotifier{},
+		Discv5BootStrapAddrs: []string{bootNode.String()},
+		UDPPort:              uint(port),
+		StateNotifier:        &mock.MockStateNotifier{},
 	}
 
 	var listeners []*discover.UDPv5
@@ -132,8 +132,8 @@ func TestStartDiscv5_SameForkDigests_DifferentNextForkData(t *testing.T) {
 
 	bootNode := bootListener.Self()
 	cfg := &Config{
-		Discv5BootStrapAddr: []string{bootNode.String()},
-		UDPPort:             uint(port),
+		Discv5BootStrapAddrs: []string{bootNode.String()},
+		UDPPort:              uint(port),
 	}
 
 	var listeners []*discover.UDPv5

beacon-chain/p2p/info.go

@@ -20,7 +20,7 @@ self=%s
 %d peers
 %v
 `,
-		s.cfg.BootstrapNodeAddr,
+		s.cfg.Discv5BootStrapAddrs,
 		s.selfAddresses(),
 		len(s.host.Network().Peers()),
 		formatPeers(s.host), // Must be last. Writes one entry per row.

beacon-chain/p2p/options.go

@@ -31,29 +31,31 @@ func MultiAddressBuilder(ipAddr string, port uint) (ma.Multiaddr, error) {
 }
 
 // buildOptions for the libp2p host.
-func (s *Service) buildOptions(ip net.IP, priKey *ecdsa.PrivateKey) []libp2p.Option {
+func (s *Service) buildOptions(ip net.IP, priKey *ecdsa.PrivateKey) ([]libp2p.Option, error) {
 	cfg := s.cfg
 	listen, err := MultiAddressBuilder(ip.String(), cfg.TCPPort)
 	if err != nil {
-		log.WithError(err).Fatal("Failed to p2p listen")
+		return nil, errors.Wrapf(err, "cannot produce multiaddr format from %s:%d", ip.String(), cfg.TCPPort)
 	}
 	if cfg.LocalIP != "" {
 		if net.ParseIP(cfg.LocalIP) == nil {
-			log.Fatalf("Invalid local ip provided: %s", cfg.LocalIP)
+			return nil, errors.Wrapf(err, "invalid local ip provided: %s:%d", cfg.LocalIP, cfg.TCPPort)
 		}
+
 		listen, err = MultiAddressBuilder(cfg.LocalIP, cfg.TCPPort)
 		if err != nil {
-			log.WithError(err).Fatal("Failed to p2p listen")
+			return nil, errors.Wrapf(err, "cannot produce multiaddr format from %s:%d", cfg.LocalIP, cfg.TCPPort)
 		}
 	}
 	ifaceKey, err := ecdsaprysm.ConvertToInterfacePrivkey(priKey)
 	if err != nil {
-		log.WithError(err).Fatal("Failed to retrieve private key")
+		return nil, errors.Wrap(err, "cannot convert private key to interface private key. (Private key not displayed in logs for security reasons)")
 	}
 	id, err := peer.IDFromPublicKey(ifaceKey.GetPublic())
 	if err != nil {
-		log.WithError(err).Fatal("Failed to retrieve peer id")
+		return nil, errors.Wrapf(err, "cannot get ID from public key: %s", ifaceKey.GetPublic().Type().String())
 	}
+
 	log.Infof("Running node with peer id of %s ", id.String())
 
 	options := []libp2p.Option{
@@ -64,10 +66,10 @@ func (s *Service) buildOptions(ip net.IP, priKey *ecdsa.PrivateKey) []libp2p.Opt
 		libp2p.Transport(tcp.NewTCPTransport),
 		libp2p.DefaultMuxers,
 		libp2p.Muxer("/mplex/6.7.0", mplex.DefaultTransport),
+		libp2p.Security(noise.ID, noise.New),
+		libp2p.Ping(false), // Disable Ping Service.
 	}
 
-	options = append(options, libp2p.Security(noise.ID, noise.New))
-
 	if cfg.EnableUPnP {
 		options = append(options, libp2p.NATPortMap()) // Allow to use UPnP
 	}
@@ -99,12 +101,11 @@ func (s *Service) buildOptions(ip net.IP, priKey *ecdsa.PrivateKey) []libp2p.Opt
 			return addrs
 		}))
 	}
-	// Disable Ping Service.
-	options = append(options, libp2p.Ping(false))
+
 	if features.Get().DisableResourceManager {
 		options = append(options, libp2p.ResourceManager(&network.NullResourceManager{}))
 	}
-	return options
+	return options, nil
 }
 
 func multiAddressBuilderWithID(ipAddr, protocol string, port uint, id peer.ID) (ma.Multiaddr, error) {

beacon-chain/p2p/options_test.go

@@ -119,7 +119,9 @@ func TestDefaultMultiplexers(t *testing.T) {
 	svc.privKey, err = privKey(svc.cfg)
 	assert.NoError(t, err)
 	ipAddr := network.IPAddr()
-	opts := svc.buildOptions(ipAddr, svc.privKey)
+	opts, err := svc.buildOptions(ipAddr, svc.privKey)
+	assert.NoError(t, err)
+
 	err = cfg.Apply(append(opts, libp2p.FallbackDefaults)...)
 	assert.NoError(t, err)
 

beacon-chain/p2p/peers/peerdata/store_test.go

@@ -107,5 +107,4 @@ func TestStore_TrustedPeers(t *testing.T) {
 	assert.Equal(t, false, store.IsTrustedPeer(pid1))
 	assert.Equal(t, false, store.IsTrustedPeer(pid2))
 	assert.Equal(t, false, store.IsTrustedPeer(pid3))
-
 }

beacon-chain/p2p/peers/scorers/bad_responses.go

@@ -56,12 +56,12 @@ func newBadResponsesScorer(store *peerdata.Store, config *BadResponsesScorerConf
 func (s *BadResponsesScorer) Score(pid peer.ID) float64 {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.score(pid)
+	return s.scoreNoLock(pid)
 }
 
-// score is a lock-free version of Score.
-func (s *BadResponsesScorer) score(pid peer.ID) float64 {
-	if s.isBadPeer(pid) {
+// scoreNoLock is a lock-free version of Score.
+func (s *BadResponsesScorer) scoreNoLock(pid peer.ID) float64 {
+	if s.isBadPeerNoLock(pid) {
 		return BadPeerScore
 	}
 	score := float64(0)
@@ -87,11 +87,11 @@ func (s *BadResponsesScorer) Params() *BadResponsesScorerConfig {
 func (s *BadResponsesScorer) Count(pid peer.ID) (int, error) {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.count(pid)
+	return s.countNoLock(pid)
 }
 
-// count is a lock-free version of Count.
-func (s *BadResponsesScorer) count(pid peer.ID) (int, error) {
+// countNoLock is a lock-free version of Count.
+func (s *BadResponsesScorer) countNoLock(pid peer.ID) (int, error) {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		return peerData.BadResponses, nil
 	}
@@ -119,11 +119,11 @@ func (s *BadResponsesScorer) Increment(pid peer.ID) {
 func (s *BadResponsesScorer) IsBadPeer(pid peer.ID) bool {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.isBadPeer(pid)
+	return s.isBadPeerNoLock(pid)
 }
 
-// isBadPeer is lock-free version of IsBadPeer.
-func (s *BadResponsesScorer) isBadPeer(pid peer.ID) bool {
+// isBadPeerNoLock is lock-free version of IsBadPeer.
+func (s *BadResponsesScorer) isBadPeerNoLock(pid peer.ID) bool {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		return peerData.BadResponses >= s.config.Threshold
 	}
@@ -137,7 +137,7 @@ func (s *BadResponsesScorer) BadPeers() []peer.ID {
 
 	badPeers := make([]peer.ID, 0)
 	for pid := range s.store.Peers() {
-		if s.isBadPeer(pid) {
+		if s.isBadPeerNoLock(pid) {
 			badPeers = append(badPeers, pid)
 		}
 	}

beacon-chain/p2p/peers/scorers/bad_responses_test.go

@@ -15,6 +15,8 @@ import (
 )
 
 func TestScorers_BadResponses_Score(t *testing.T) {
+	const pid = "peer1"
+
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
@@ -28,15 +30,23 @@ func TestScorers_BadResponses_Score(t *testing.T) {
 	})
 	scorer := peerStatuses.Scorers().BadResponsesScorer()
 
-	assert.Equal(t, 0.0, scorer.Score("peer1"), "Unexpected score for unregistered peer")
-	scorer.Increment("peer1")
-	assert.Equal(t, -2.5, scorer.Score("peer1"))
-	scorer.Increment("peer1")
-	assert.Equal(t, float64(-5), scorer.Score("peer1"))
-	scorer.Increment("peer1")
-	scorer.Increment("peer1")
-	assert.Equal(t, -100.0, scorer.Score("peer1"))
-	assert.Equal(t, true, scorer.IsBadPeer("peer1"))
+	assert.Equal(t, 0., scorer.Score(pid), "Unexpected score for unregistered peer")
+
+	scorer.Increment(pid)
+	assert.Equal(t, false, scorer.IsBadPeer(pid))
+	assert.Equal(t, -2.5, scorer.Score(pid))
+
+	scorer.Increment(pid)
+	assert.Equal(t, false, scorer.IsBadPeer(pid))
+	assert.Equal(t, float64(-5), scorer.Score(pid))
+
+	scorer.Increment(pid)
+	assert.Equal(t, false, scorer.IsBadPeer(pid))
+	assert.Equal(t, float64(-7.5), scorer.Score(pid))
+
+	scorer.Increment(pid)
+	assert.Equal(t, true, scorer.IsBadPeer(pid))
+	assert.Equal(t, -100.0, scorer.Score(pid))
 }
 
 func TestScorers_BadResponses_ParamsThreshold(t *testing.T) {

beacon-chain/p2p/peers/scorers/block_providers.go

@@ -98,11 +98,11 @@ func newBlockProviderScorer(store *peerdata.Store, config *BlockProviderScorerCo
 func (s *BlockProviderScorer) Score(pid peer.ID) float64 {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.score(pid)
+	return s.scoreNoLock(pid)
 }
 
-// score is a lock-free version of Score.
-func (s *BlockProviderScorer) score(pid peer.ID) float64 {
+// scoreNoLock is a lock-free version of Score.
+func (s *BlockProviderScorer) scoreNoLock(pid peer.ID) float64 {
 	score := float64(0)
 	peerData, ok := s.store.PeerData(pid)
 	// Boost score of new peers or peers that haven't been accessed for too long.
@@ -126,7 +126,7 @@ func (s *BlockProviderScorer) Params() *BlockProviderScorerConfig {
 func (s *BlockProviderScorer) IncrementProcessedBlocks(pid peer.ID, cnt uint64) {
 	s.store.Lock()
 	defer s.store.Unlock()
-	defer s.touch(pid)
+	defer s.touchNoLock(pid)
 
 	if cnt <= 0 {
 		return
@@ -145,11 +145,11 @@ func (s *BlockProviderScorer) IncrementProcessedBlocks(pid peer.ID, cnt uint64)
 func (s *BlockProviderScorer) Touch(pid peer.ID, t ...time.Time) {
 	s.store.Lock()
 	defer s.store.Unlock()
-	s.touch(pid, t...)
+	s.touchNoLock(pid, t...)
 }
 
-// touch is a lock-free version of Touch.
-func (s *BlockProviderScorer) touch(pid peer.ID, t ...time.Time) {
+// touchNoLock is a lock-free version of Touch.
+func (s *BlockProviderScorer) touchNoLock(pid peer.ID, t ...time.Time) {
 	peerData := s.store.PeerDataGetOrCreate(pid)
 	if len(t) == 1 {
 		peerData.BlockProviderUpdated = t[0]
@@ -162,11 +162,11 @@ func (s *BlockProviderScorer) touch(pid peer.ID, t ...time.Time) {
 func (s *BlockProviderScorer) ProcessedBlocks(pid peer.ID) uint64 {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.processedBlocks(pid)
+	return s.processedBlocksNoLock(pid)
 }
 
-// processedBlocks is a lock-free version of ProcessedBlocks.
-func (s *BlockProviderScorer) processedBlocks(pid peer.ID) uint64 {
+// processedBlocksNoLock is a lock-free version of ProcessedBlocks.
+func (s *BlockProviderScorer) processedBlocksNoLock(pid peer.ID) uint64 {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		return peerData.ProcessedBlocks
 	}
@@ -177,13 +177,13 @@ func (s *BlockProviderScorer) processedBlocks(pid peer.ID) uint64 {
 // Block provider scorer cannot guarantee that lower score of a peer is indeed a sign of a bad peer.
 // Therefore this scorer never marks peers as bad, and relies on scores to probabilistically sort
 // out low-scorers (see WeightSorted method).
-func (_ *BlockProviderScorer) IsBadPeer(_ peer.ID) bool {
+func (*BlockProviderScorer) IsBadPeer(_ peer.ID) bool {
 	return false
 }
 
 // BadPeers returns the peers that are considered bad.
 // No peers are considered bad by block providers scorer.
-func (_ *BlockProviderScorer) BadPeers() []peer.ID {
+func (*BlockProviderScorer) BadPeers() []peer.ID {
 	return []peer.ID{}
 }
 
@@ -277,9 +277,9 @@ func (s *BlockProviderScorer) mapScoresAndPeers(
 	peers := make([]peer.ID, len(pids))
 	for i, pid := range pids {
 		if scoreFn != nil {
-			scores[pid] = scoreFn(pid, s.score(pid))
+			scores[pid] = scoreFn(pid, s.scoreNoLock(pid))
 		} else {
-			scores[pid] = s.score(pid)
+			scores[pid] = s.scoreNoLock(pid)
 		}
 		peers[i] = pid
 	}
@@ -293,9 +293,9 @@ func (s *BlockProviderScorer) FormatScorePretty(pid peer.ID) string {
 	if !features.Get().EnablePeerScorer {
 		return "disabled"
 	}
-	score := s.score(pid)
+	score := s.scoreNoLock(pid)
 	return fmt.Sprintf("[%0.1f%%, raw: %0.2f,  blocks: %d/%d]",
-		(score/s.MaxScore())*100, score, s.processedBlocks(pid), s.config.ProcessedBlocksCap)
+		(score/s.MaxScore())*100, score, s.processedBlocksNoLock(pid), s.config.ProcessedBlocksCap)
 }
 
 // MaxScore exposes maximum score attainable by peers.

beacon-chain/p2p/peers/scorers/gossip_scorer.go

@@ -38,11 +38,11 @@ func newGossipScorer(store *peerdata.Store, config *GossipScorerConfig) *GossipS
 func (s *GossipScorer) Score(pid peer.ID) float64 {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.score(pid)
+	return s.scoreNoLock(pid)
 }
 
-// score is a lock-free version of Score.
-func (s *GossipScorer) score(pid peer.ID) float64 {
+// scoreNoLock is a lock-free version of Score.
+func (s *GossipScorer) scoreNoLock(pid peer.ID) float64 {
 	peerData, ok := s.store.PeerData(pid)
 	if !ok {
 		return 0
@@ -54,11 +54,11 @@ func (s *GossipScorer) score(pid peer.ID) float64 {
 func (s *GossipScorer) IsBadPeer(pid peer.ID) bool {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.isBadPeer(pid)
+	return s.isBadPeerNoLock(pid)
 }
 
-// isBadPeer is lock-free version of IsBadPeer.
-func (s *GossipScorer) isBadPeer(pid peer.ID) bool {
+// isBadPeerNoLock is lock-free version of IsBadPeer.
+func (s *GossipScorer) isBadPeerNoLock(pid peer.ID) bool {
 	peerData, ok := s.store.PeerData(pid)
 	if !ok {
 		return false
@@ -73,7 +73,7 @@ func (s *GossipScorer) BadPeers() []peer.ID {
 
 	badPeers := make([]peer.ID, 0)
 	for pid := range s.store.Peers() {
-		if s.isBadPeer(pid) {
+		if s.isBadPeerNoLock(pid) {
 			badPeers = append(badPeers, pid)
 		}
 	}
@@ -98,11 +98,11 @@ func (s *GossipScorer) SetGossipData(pid peer.ID, gScore float64,
 func (s *GossipScorer) GossipData(pid peer.ID) (float64, float64, map[string]*pbrpc.TopicScoreSnapshot, error) {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.gossipData(pid)
+	return s.gossipDataNoLock(pid)
 }
 
-// gossipData lock-free version of GossipData.
-func (s *GossipScorer) gossipData(pid peer.ID) (float64, float64, map[string]*pbrpc.TopicScoreSnapshot, error) {
+// gossipDataNoLock lock-free version of GossipData.
+func (s *GossipScorer) gossipDataNoLock(pid peer.ID) (float64, float64, map[string]*pbrpc.TopicScoreSnapshot, error) {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		return peerData.GossipScore, peerData.BehaviourPenalty, peerData.TopicScores, nil
 	}

beacon-chain/p2p/peers/scorers/peer_status.go

@@ -41,12 +41,12 @@ func newPeerStatusScorer(store *peerdata.Store, config *PeerStatusScorerConfig)
 func (s *PeerStatusScorer) Score(pid peer.ID) float64 {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.score(pid)
+	return s.scoreNoLock(pid)
 }
 
-// score is a lock-free version of Score.
-func (s *PeerStatusScorer) score(pid peer.ID) float64 {
-	if s.isBadPeer(pid) {
+// scoreNoLock is a lock-free version of Score.
+func (s *PeerStatusScorer) scoreNoLock(pid peer.ID) float64 {
+	if s.isBadPeerNoLock(pid) {
 		return BadPeerScore
 	}
 	score := float64(0)
@@ -70,11 +70,11 @@ func (s *PeerStatusScorer) score(pid peer.ID) float64 {
 func (s *PeerStatusScorer) IsBadPeer(pid peer.ID) bool {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.isBadPeer(pid)
+	return s.isBadPeerNoLock(pid)
 }
 
-// isBadPeer is lock-free version of IsBadPeer.
-func (s *PeerStatusScorer) isBadPeer(pid peer.ID) bool {
+// isBadPeerNoLock is lock-free version of IsBadPeer.
+func (s *PeerStatusScorer) isBadPeerNoLock(pid peer.ID) bool {
 	peerData, ok := s.store.PeerData(pid)
 	if !ok {
 		return false
@@ -100,7 +100,7 @@ func (s *PeerStatusScorer) BadPeers() []peer.ID {
 
 	badPeers := make([]peer.ID, 0)
 	for pid := range s.store.Peers() {
-		if s.isBadPeer(pid) {
+		if s.isBadPeerNoLock(pid) {
 			badPeers = append(badPeers, pid)
 		}
 	}
@@ -129,11 +129,11 @@ func (s *PeerStatusScorer) SetPeerStatus(pid peer.ID, chainState *pb.Status, val
 func (s *PeerStatusScorer) PeerStatus(pid peer.ID) (*pb.Status, error) {
 	s.store.RLock()
 	defer s.store.RUnlock()
-	return s.peerStatus(pid)
+	return s.peerStatusNoLock(pid)
 }
 
-// peerStatus lock-free version of PeerStatus.
-func (s *PeerStatusScorer) peerStatus(pid peer.ID) (*pb.Status, error) {
+// peerStatusNoLock lock-free version of PeerStatus.
+func (s *PeerStatusScorer) peerStatusNoLock(pid peer.ID) (*pb.Status, error) {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		if peerData.ChainState == nil {
 			return nil, peerdata.ErrNoPeerStatus