Add non-ePBS Gloas support for bal-devnet-3

go.mod

@@ -43,7 +43,6 @@ require (
 require (
 	github.com/KyleBanks/depth v1.2.1 // indirect
 	github.com/Microsoft/go-winio v0.6.2 // indirect
-	github.com/OffchainLabs/go-bitfield v0.0.0-20251031151322-f427d04d8506 // indirect
 	github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bits-and-blooms/bitset v1.20.0 // indirect
@@ -122,3 +121,5 @@ require (
 	modernc.org/memory v1.11.0 // indirect
 	modernc.org/sqlite v1.46.1 // indirect
 )
+
+replace github.com/attestantio/go-eth2-client => github.com/qu0b/go-eth2-client v0.0.0-20260211134817-89b1d064a7e5

go.sum

@@ -7,14 +7,10 @@ github.com/KyleBanks/depth v1.2.1 h1:5h8fQADFrWtarTdtDudMmGsC7GPbOAu6RVB3ffsVFHc
 github.com/KyleBanks/depth v1.2.1/go.mod h1:jzSb9d0L43HxTQfT+oSA1EEp2q+ne2uh6XgeJcm8brE=
 github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
 github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
-github.com/OffchainLabs/go-bitfield v0.0.0-20251031151322-f427d04d8506 h1:d/SJkN8/9Ca+1YmuDiUJxAiV4w/a9S8NcsG7GMQSrVI=
-github.com/OffchainLabs/go-bitfield v0.0.0-20251031151322-f427d04d8506/go.mod h1:6TZI4FU6zT8x6ZfWa1J8YQ2NgW0wLV/W3fHRca8ISBo=
 github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6 h1:1zYrtlhrZ6/b6SAjLSfKzWtdgqK0U+HtH/VcBWh1BaU=
 github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6/go.mod h1:ioLG6R+5bUSO1oeGSDxOV3FADARuMoytZCSX6MEMQkI=
 github.com/VictoriaMetrics/fastcache v1.13.0 h1:AW4mheMR5Vd9FkAPUv+NH6Nhw+fmbTMGMsNAoA/+4G0=
 github.com/VictoriaMetrics/fastcache v1.13.0/go.mod h1:hHXhl4DA2fTL2HTZDJFXWgW0LNjo6B+4aj2Wmng3TjU=
-github.com/attestantio/go-eth2-client v0.28.0 h1:2zIIIMPvSD+g6h3TgVXsoda/Yw3e+wjo1e8CZEanORU=
-github.com/attestantio/go-eth2-client v0.28.0/go.mod h1:PO9sHFCq+1RiG+Eh3eOR2GYvYV64Qzg7idM3kLgCs5k=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bits-and-blooms/bitset v1.20.0 h1:2F+rfL86jE2d/bmw7OhqUg2Sj/1rURkBn3MdfoPyRVU=
@@ -280,6 +276,8 @@ github.com/prysmaticlabs/go-bitfield v0.0.0-20240618144021-706c95b2dd15 h1:lC8ki
 github.com/prysmaticlabs/go-bitfield v0.0.0-20240618144021-706c95b2dd15/go.mod h1:8svFBIKKu31YriBG/pNizo9N0Jr9i5PQ+dFkxWg3x5k=
 github.com/prysmaticlabs/gohashtree v0.0.4-beta h1:H/EbCuXPeTV3lpKeXGPpEV9gsUpkqOOVnWapUyeWro4=
 github.com/prysmaticlabs/gohashtree v0.0.4-beta/go.mod h1:BFdtALS+Ffhg3lGQIHv9HDWuHS8cTvHZzrHWxwOtGOs=
+github.com/qu0b/go-eth2-client v0.0.0-20260211134817-89b1d064a7e5 h1:KhHr85BKhGb+5q8npUuMTxwcUGvtzk9P3ZnBwd++Tbo=
+github.com/qu0b/go-eth2-client v0.0.0-20260211134817-89b1d064a7e5/go.mod h1:fvULSL9WtNskkOB4i+Yyr6BKpNHXvmpGZj9969fCrfY=
 github.com/r3labs/sse/v2 v2.10.0 h1:hFEkLLFY4LDifoHdiCN/LlGBAdVJYsANaLqNYa1l/v0=
 github.com/r3labs/sse/v2 v2.10.0/go.mod h1:Igau6Whc+F17QUgML1fYe1VPZzTV6EMCnYktEmkNJ7I=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=

pkg/clients/consensus/block_utils.go

@@ -6,6 +6,7 @@ import (
 	"github.com/attestantio/go-eth2-client/spec"
 )
 
+//nolint:gocyclo // switch over all fork versions
 func GetExecutionExtraData(v *spec.VersionedSignedBeaconBlock) ([]byte, error) {
 	//nolint:exhaustive // ignore
 	switch v.Version {
@@ -23,10 +24,28 @@ func GetExecutionExtraData(v *spec.VersionedSignedBeaconBlock) ([]byte, error) {
 		return v.Capella.Message.Body.ExecutionPayload.ExtraData, nil
 	case spec.DataVersionDeneb:
 		if v.Deneb == nil || v.Deneb.Message == nil || v.Deneb.Message.Body == nil || v.Deneb.Message.Body.ExecutionPayload == nil {
-			return nil, errors.New("no denb block")
+			return nil, errors.New("no deneb block")
 		}
 
 		return v.Deneb.Message.Body.ExecutionPayload.ExtraData, nil
+	case spec.DataVersionElectra:
+		if v.Electra == nil || v.Electra.Message == nil || v.Electra.Message.Body == nil || v.Electra.Message.Body.ExecutionPayload == nil {
+			return nil, errors.New("no electra block")
+		}
+
+		return v.Electra.Message.Body.ExecutionPayload.ExtraData, nil
+	case spec.DataVersionFulu:
+		if v.Fulu == nil || v.Fulu.Message == nil || v.Fulu.Message.Body == nil || v.Fulu.Message.Body.ExecutionPayload == nil {
+			return nil, errors.New("no fulu block")
+		}
+
+		return v.Fulu.Message.Body.ExecutionPayload.ExtraData, nil
+	case spec.DataVersionGloas:
+		if v.Gloas == nil || v.Gloas.Message == nil || v.Gloas.Message.Body == nil || v.Gloas.Message.Body.ExecutionPayload == nil {
+			return nil, errors.New("no gloas block")
+		}
+
+		return v.Gloas.Message.Body.ExecutionPayload.ExtraData, nil
 	default:
 		return nil, errors.New("unknown version")
 	}
@@ -45,6 +64,12 @@ func GetBlockBody(v *spec.VersionedSignedBeaconBlock) any {
 		return v.Capella
 	case spec.DataVersionDeneb:
 		return v.Deneb
+	case spec.DataVersionElectra:
+		return v.Electra
+	case spec.DataVersionFulu:
+		return v.Fulu
+	case spec.DataVersionGloas:
+		return v.Gloas
 	default:
 		return nil
 	}

pkg/tasks/check_consensus_attestation_stats/task.go

@@ -502,7 +502,17 @@ func (t *Task) aggregateEpochVotes(ctx context.Context, epoch uint64) []*epochVo
 					aggregationBitsOffset := uint64(0)
 
 					for committee := uint64(0); committee < specs.MaxCommitteesPerSlot; committee++ {
-						if !committeeBits.BitAt(committee) {
+						// Workaround for go-bitfield Bitvector64 requiring exactly 8 bytes.
+						// With minimal preset, committeeBits may be shorter. Check raw bytes directly.
+						byteIdx := committee / 8
+						bitIdx := committee % 8
+
+						hasBit := false
+						if int(byteIdx) < len(committeeBits) {
+							hasBit = committeeBits[byteIdx]&(1<<bitIdx) != 0
+						}
+
+						if !hasBit {
 							continue
 						}