Quick and dirty earliest_available_slot implementation (networking only).

This was cherry picked from PR #15364
and edited to remove the minimal cases

WORKSPACE

@@ -253,16 +253,16 @@ filegroup(
     url = "https://github.com/ethereum/EIPs/archive/5480440fe51742ed23342b68cf106cefd427e39d.tar.gz",
 )
 
-consensus_spec_version = "v1.6.0-alpha.0"
+consensus_spec_version = "v1.6.0-alpha.1"
 
 load("@prysm//tools:download_spectests.bzl", "consensus_spec_tests")
 
 consensus_spec_tests(
     name = "consensus_spec_tests",
     flavors = {
-        "general": "sha256-W7oKvoM0nAkyitykRxAw6kmCvjYC01IqiNJy0AmCnMM=",
-        "minimal": "sha256-ig7/zxomjv6buBWMom4IxAJh3lFJ9+JnY44E7c8ZNP8=",
-        "mainnet": "sha256-mjx+MkXtPhCNv4c4knLYLIkvIdpF7WTjx/ElvGPQzSo=",
+        "general": "sha256-o4t9p3R+fQHF4KOykGmwlG3zDw5wUdVWprkzId8aIsk=",
+        "minimal": "sha256-sU7ToI8t3MR8x0vVjC8ERmAHZDWpEmnAC9FWIpHi5x4=",
+        "mainnet": "sha256-YKS4wngg0LgI9Upp4MYJ77aG+8+e/G4YeqEIlp06LZw=",
     },
     version = consensus_spec_version,
 )
@@ -278,7 +278,7 @@ filegroup(
     visibility = ["//visibility:public"],
 )
     """,
-    integrity = "sha256-u0RkIZIeGttb3sInR31mO64aBSwxALqO5SYIPlqEvPo=",
+    integrity = "sha256-Nv4TEuEJPQIM4E6T9J0FOITsmappmXZjGtlhe1HEXnU=",
     strip_prefix = "consensus-specs-" + consensus_spec_version[1:],
     url = "https://github.com/ethereum/consensus-specs/archive/refs/tags/%s.tar.gz" % consensus_spec_version,
 )

api/server/structs/conversions_state.go

@@ -923,7 +923,14 @@ func BeaconStateFuluFromConsensus(st beaconState.BeaconState) (*BeaconStateFulu,
 	if err != nil {
 		return nil, err
 	}
-
+	srcLookahead, err := st.ProposerLookahead()
+	if err != nil {
+		return nil, err
+	}
+	lookahead := make([]string, len(srcLookahead))
+	for i, v := range srcLookahead {
+		lookahead[i] = fmt.Sprintf("%d", uint64(v))
+	}
 	return &BeaconStateFulu{
 		GenesisTime:                   fmt.Sprintf("%d", st.GenesisTime()),
 		GenesisValidatorsRoot:         hexutil.Encode(st.GenesisValidatorsRoot()),
@@ -962,5 +969,6 @@ func BeaconStateFuluFromConsensus(st beaconState.BeaconState) (*BeaconStateFulu,
 		PendingDeposits:               PendingDepositsFromConsensus(pbd),
 		PendingPartialWithdrawals:     PendingPartialWithdrawalsFromConsensus(ppw),
 		PendingConsolidations:         PendingConsolidationsFromConsensus(pc),
+		ProposerLookahead:             lookahead,
 	}, nil
 }

api/server/structs/state.go

@@ -219,4 +219,5 @@ type BeaconStateFulu struct {
 	PendingDeposits               []*PendingDeposit            `json:"pending_deposits"`
 	PendingPartialWithdrawals     []*PendingPartialWithdrawal  `json:"pending_partial_withdrawals"`
 	PendingConsolidations         []*PendingConsolidation      `json:"pending_consolidations"`
+	ProposerLookahead             []string                     `json:"proposer_lookahead"`
 }

beacon-chain/core/fulu/BUILD.bazel

@@ -2,23 +2,33 @@ load("@prysm//tools/go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",
-    srcs = ["upgrade.go"],
+    srcs = [
+        "transition.go",
+        "upgrade.go",
+    ],
     importpath = "github.com/OffchainLabs/prysm/v6/beacon-chain/core/fulu",
     visibility = ["//visibility:public"],
     deps = [
+        "//beacon-chain/core/electra:go_default_library",
+        "//beacon-chain/core/helpers:go_default_library",
         "//beacon-chain/core/time:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//beacon-chain/state/state-native:go_default_library",
         "//config/params:go_default_library",
+        "//monitoring/tracing/trace:go_default_library",
         "//proto/engine/v1:go_default_library",
         "//proto/prysm/v1alpha1:go_default_library",
+        "//time/slots:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
     ],
 )
 
 go_test(
     name = "go_default_test",
-    srcs = ["upgrade_test.go"],
+    srcs = [
+        "transition_test.go",
+        "upgrade_test.go",
+    ],
     deps = [
         ":go_default_library",
         "//beacon-chain/core/time:go_default_library",

beacon-chain/core/fulu/transition.go

@@ -0,0 +1,47 @@
+package fulu
+
+import (
+	"context"
+
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/electra"
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/helpers"
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/state"
+	"github.com/OffchainLabs/prysm/v6/config/params"
+	"github.com/OffchainLabs/prysm/v6/monitoring/tracing/trace"
+	"github.com/OffchainLabs/prysm/v6/time/slots"
+	"github.com/pkg/errors"
+)
+
+func ProcessEpoch(ctx context.Context, state state.BeaconState) error {
+	if err := electra.ProcessEpoch(ctx, state); err != nil {
+		return errors.Wrap(err, "could not process epoch in fulu transition")
+	}
+	return processProposerLookahead(ctx, state)
+}
+
+func processProposerLookahead(ctx context.Context, state state.BeaconState) error {
+	_, span := trace.StartSpan(ctx, "fulu.processProposerLookahead")
+	defer span.End()
+
+	if state == nil || state.IsNil() {
+		return errors.New("nil state")
+	}
+
+	lookAhead, err := state.ProposerLookahead()
+	if err != nil {
+		return errors.Wrap(err, "could not get proposer lookahead")
+	}
+	lastEpochStart := len(lookAhead) - int(params.BeaconConfig().SlotsPerEpoch)
+	copy(lookAhead[:lastEpochStart], lookAhead[params.BeaconConfig().SlotsPerEpoch:])
+	lastEpoch := slots.ToEpoch(state.Slot()) + params.BeaconConfig().MinSeedLookahead + 1
+	indices, err := helpers.ActiveValidatorIndices(ctx, state, lastEpoch)
+	if err != nil {
+		return err
+	}
+	lastEpochProposers, err := helpers.PrecomputeProposerIndices(state, indices, lastEpoch)
+	if err != nil {
+		return errors.Wrap(err, "could not precompute proposer indices")
+	}
+	copy(lookAhead[lastEpochStart:], lastEpochProposers)
+	return state.SetProposerLookahead(lookAhead)
+}

beacon-chain/core/fulu/transition_test.go

@@ -0,0 +1,28 @@
+package fulu_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/fulu"
+	"github.com/OffchainLabs/prysm/v6/config/params"
+	"github.com/OffchainLabs/prysm/v6/testing/require"
+	"github.com/OffchainLabs/prysm/v6/testing/util"
+)
+
+func TestProcessEpoch_CanProcessFulu(t *testing.T) {
+	st, _ := util.DeterministicGenesisStateElectra(t, params.BeaconConfig().MaxValidatorsPerCommittee)
+	require.NoError(t, st.SetSlot(10*params.BeaconConfig().SlotsPerEpoch))
+	st, err := fulu.UpgradeToFulu(context.Background(), st)
+	require.NoError(t, err)
+	preLookahead, err := st.ProposerLookahead()
+	require.NoError(t, err)
+	err = fulu.ProcessEpoch(context.Background(), st)
+	require.NoError(t, err)
+	postLookahead, err := st.ProposerLookahead()
+	require.NoError(t, err)
+	require.NotEqual(t, preLookahead[0], postLookahead[0])
+	for i, v := range preLookahead[params.BeaconConfig().SlotsPerEpoch:] {
+		require.Equal(t, v, postLookahead[i])
+	}
+}

beacon-chain/core/fulu/upgrade.go

@@ -1,18 +1,22 @@
 package fulu
 
 import (
+	"context"
+
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/helpers"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/time"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/state"
 	state_native "github.com/OffchainLabs/prysm/v6/beacon-chain/state/state-native"
 	"github.com/OffchainLabs/prysm/v6/config/params"
 	enginev1 "github.com/OffchainLabs/prysm/v6/proto/engine/v1"
 	ethpb "github.com/OffchainLabs/prysm/v6/proto/prysm/v1alpha1"
+	"github.com/OffchainLabs/prysm/v6/time/slots"
 	"github.com/pkg/errors"
 )
 
 // UpgradeToFulu updates inputs a generic state to return the version Fulu state.
 // https://github.com/ethereum/consensus-specs/blob/v1.5.0-beta.5/specs/fulu/fork.md#upgrading-the-state
-func UpgradeToFulu(beaconState state.BeaconState) (state.BeaconState, error) {
+func UpgradeToFulu(ctx context.Context, beaconState state.BeaconState) (state.BeaconState, error) {
 	currentSyncCommittee, err := beaconState.CurrentSyncCommittee()
 	if err != nil {
 		return nil, err
@@ -101,8 +105,12 @@ func UpgradeToFulu(beaconState state.BeaconState) (state.BeaconState, error) {
 	if err != nil {
 		return nil, err
 	}
+	proposerLookahead, err := helpers.InitializeProposerLookahead(ctx, beaconState, slots.ToEpoch(beaconState.Slot()))
+	if err != nil {
+		return nil, err
+	}
 
-	s := &ethpb.BeaconStateElectra{
+	s := &ethpb.BeaconStateFulu{
 		GenesisTime:           beaconState.GenesisTime(),
 		GenesisValidatorsRoot: beaconState.GenesisValidatorsRoot(),
 		Slot:                  beaconState.Slot(),
@@ -163,6 +171,7 @@ func UpgradeToFulu(beaconState state.BeaconState) (state.BeaconState, error) {
 		PendingDeposits:               pendingDeposits,
 		PendingPartialWithdrawals:     pendingPartialWithdrawals,
 		PendingConsolidations:         pendingConsolidations,
+		ProposerLookahead:             proposerLookahead,
 	}
 
 	// Need to cast the beaconState to use in helper functions

beacon-chain/core/fulu/upgrade_test.go

@@ -25,7 +25,7 @@ func TestUpgradeToFulu(t *testing.T) {
 	require.NoError(t, st.SetBalances(bals))
 
 	preForkState := st.Copy()
-	mSt, err := fulu.UpgradeToFulu(st)
+	mSt, err := fulu.UpgradeToFulu(t.Context(), st)
 	require.NoError(t, err)
 
 	require.Equal(t, preForkState.GenesisTime(), mSt.GenesisTime())

beacon-chain/core/helpers/beacon_committee.go

@@ -555,21 +555,31 @@ func UpdateProposerIndicesInCache(ctx context.Context, state state.ReadOnlyBeaco
 	if err != nil {
 		return err
 	}
-	// Skip cache update if the key already exists
-	_, ok := proposerIndicesCache.ProposerIndices(epoch, [32]byte(root))
-	if ok {
-		return nil
-	}
-	indices, err := ActiveValidatorIndices(ctx, state, epoch)
-	if err != nil {
-		return err
-	}
-	proposerIndices, err := PrecomputeProposerIndices(state, indices, epoch)
-	if err != nil {
-		return err
-	}
-	if len(proposerIndices) != int(params.BeaconConfig().SlotsPerEpoch) {
-		return errors.New("invalid proposer length returned from state")
+	var proposerIndices []primitives.ValidatorIndex
+	// use the state if post fulu (EIP-7917)
+	if state.Version() >= version.Fulu {
+		lookAhead, err := state.ProposerLookahead()
+		if err != nil {
+			return errors.Wrap(err, "could not get proposer lookahead")
+		}
+		proposerIndices = lookAhead[:params.BeaconConfig().SlotsPerEpoch]
+	} else {
+		// Skip cache update if the key already exists
+		_, ok := proposerIndicesCache.ProposerIndices(epoch, [32]byte(root))
+		if ok {
+			return nil
+		}
+		indices, err := ActiveValidatorIndices(ctx, state, epoch)
+		if err != nil {
+			return err
+		}
+		proposerIndices, err = PrecomputeProposerIndices(state, indices, epoch)
+		if err != nil {
+			return err
+		}
+		if len(proposerIndices) != int(params.BeaconConfig().SlotsPerEpoch) {
+			return errors.New("invalid proposer length returned from state")
+		}
 	}
 	// This is here to deal with tests only
 	var indicesArray [fieldparams.SlotsPerEpoch]primitives.ValidatorIndex
@@ -656,6 +666,25 @@ func ComputeCommittee(
 	return shuffledList[start:end], nil
 }
 
+// InitializeProposerLookahead computes the list of the proposer indices for the next MIN_SEED_LOOKAHEAD + 1 epochs.
+func InitializeProposerLookahead(ctx context.Context, state state.ReadOnlyBeaconState, epoch primitives.Epoch) ([]uint64, error) {
+	lookAhead := make([]uint64, 0, uint64(params.BeaconConfig().MinSeedLookahead+1)*uint64(params.BeaconConfig().SlotsPerEpoch))
+	indices, err := ActiveValidatorIndices(ctx, state, epoch)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get active indices")
+	}
+	for i := range params.BeaconConfig().MinSeedLookahead + 1 {
+		proposerIndices, err := PrecomputeProposerIndices(state, indices, epoch+i)
+		if err != nil {
+			return nil, errors.Wrap(err, "could not compute proposer indices")
+		}
+		for _, proposerIndex := range proposerIndices {
+			lookAhead = append(lookAhead, uint64(proposerIndex))
+		}
+	}
+	return lookAhead, nil
+}
+
 // PrecomputeProposerIndices computes proposer indices of the current epoch and returns a list of proposer indices,
 // the index of the list represents the slot number.
 func PrecomputeProposerIndices(state state.ReadOnlyBeaconState, activeIndices []primitives.ValidatorIndex, e primitives.Epoch) ([]primitives.ValidatorIndex, error) {

beacon-chain/core/helpers/validators.go

@@ -299,9 +299,29 @@ func ProposerIndexAtSlotFromCheckpoint(c *forkchoicetypes.Checkpoint, slot primi
 	return proposerIndices[slot%params.BeaconConfig().SlotsPerEpoch], nil
 }
 
+func beaconProposerIndexAtSlotFulu(state state.ReadOnlyBeaconState, slot primitives.Slot) (primitives.ValidatorIndex, error) {
+	e := slots.ToEpoch(slot)
+	stateEpoch := slots.ToEpoch(state.Slot())
+	if e < stateEpoch || e > stateEpoch+1 {
+		return 0, errors.Errorf("slot %d is not in the current epoch %d or the next epoch", slot, stateEpoch)
+	}
+	lookAhead, err := state.ProposerLookahead()
+	if err != nil {
+		return 0, errors.Wrap(err, "could not get proposer lookahead")
+	}
+	if e == stateEpoch {
+		return lookAhead[slot%params.BeaconConfig().SlotsPerEpoch], nil
+	}
+	// The caller is requesting the proposer for the next epoch
+	return lookAhead[slot%params.BeaconConfig().SlotsPerEpoch+params.BeaconConfig().SlotsPerEpoch], nil
+}
+
 // BeaconProposerIndexAtSlot returns proposer index at the given slot from the
 // point of view of the given state as head state
 func BeaconProposerIndexAtSlot(ctx context.Context, state state.ReadOnlyBeaconState, slot primitives.Slot) (primitives.ValidatorIndex, error) {
+	if state.Version() >= version.Fulu {
+		return beaconProposerIndexAtSlotFulu(state, slot)
+	}
 	e := slots.ToEpoch(slot)
 	// The cache uses the state root of the previous epoch - minimum_seed_lookahead last slot as key. (e.g. Starting epoch 1, slot 32, the key would be block root at slot 31)
 	// For simplicity, the node will skip caching of genesis epoch.

beacon-chain/core/helpers/validators_test.go

@@ -1171,3 +1171,29 @@ func TestValidatorMaxEffectiveBalance(t *testing.T) {
 	// Sanity check that MinActivationBalance equals (pre-electra) MaxEffectiveBalance
 	assert.Equal(t, params.BeaconConfig().MinActivationBalance, params.BeaconConfig().MaxEffectiveBalance)
 }
+
+func TestBeaconProposerIndexAtSlotFulu(t *testing.T) {
+	lookahead := make([]uint64, 64)
+	lookahead[0] = 15
+	lookahead[1] = 16
+	lookahead[34] = 42
+	pbState := ethpb.BeaconStateFulu{
+		Slot:              100,
+		ProposerLookahead: lookahead,
+	}
+	st, err := state_native.InitializeFromProtoFulu(&pbState)
+	require.NoError(t, err)
+	idx, err := helpers.BeaconProposerIndexAtSlot(t.Context(), st, 96)
+	require.NoError(t, err)
+	require.Equal(t, primitives.ValidatorIndex(15), idx)
+	idx, err = helpers.BeaconProposerIndexAtSlot(t.Context(), st, 97)
+	require.NoError(t, err)
+	require.Equal(t, primitives.ValidatorIndex(16), idx)
+	idx, err = helpers.BeaconProposerIndexAtSlot(t.Context(), st, 130)
+	require.NoError(t, err)
+	require.Equal(t, primitives.ValidatorIndex(42), idx)
+	_, err = helpers.BeaconProposerIndexAtSlot(t.Context(), st, 95)
+	require.ErrorContains(t, "slot 95 is not in the current epoch 3 or the next epoch", err)
+	_, err = helpers.BeaconProposerIndexAtSlot(t.Context(), st, 160)
+	require.ErrorContains(t, "slot 160 is not in the current epoch 3 or the next epoch", err)
+}

beacon-chain/core/peerdas/validator_test.go

@@ -44,7 +44,7 @@ func TestValidatorsCustodyRequirement(t *testing.T) {
 				validatorsIndex[primitives.ValidatorIndex(i)] = true
 			}
 
-			beaconState, err := state_native.InitializeFromProtoFulu(&ethpb.BeaconStateElectra{Validators: validators})
+			beaconState, err := state_native.InitializeFromProtoFulu(&ethpb.BeaconStateFulu{Validators: validators})
 			require.NoError(t, err)
 
 			actual, err := peerdas.ValidatorsCustodyRequirement(beaconState, validatorsIndex)

beacon-chain/core/transition/transition.go

@@ -303,7 +303,11 @@ func ProcessSlotsCore(ctx context.Context, span trace.Span, state state.BeaconSt
 func ProcessEpoch(ctx context.Context, state state.BeaconState) (state.BeaconState, error) {
 	var err error
 	if time.CanProcessEpoch(state) {
-		if state.Version() >= version.Electra {
+		if state.Version() >= version.Fulu {
+			if err = fulu.ProcessEpoch(ctx, state); err != nil {
+				return nil, errors.Wrap(err, fmt.Sprintf("could not process %s epoch", version.String(state.Version())))
+			}
+		} else if state.Version() >= version.Electra {
 			if err = electra.ProcessEpoch(ctx, state); err != nil {
 				return nil, errors.Wrap(err, fmt.Sprintf("could not process %s epoch", version.String(state.Version())))
 			}
@@ -377,7 +381,7 @@ func UpgradeState(ctx context.Context, state state.BeaconState) (state.BeaconSta
 	}
 
 	if time.CanUpgradeToFulu(slot) {
-		state, err = fulu.UpgradeToFulu(state)
+		state, err = fulu.UpgradeToFulu(ctx, state)
 		if err != nil {
 			tracing.AnnotateError(span, err)
 			return nil, err

beacon-chain/db/kv/state.go

@@ -518,7 +518,7 @@ func (s *Store) unmarshalState(_ context.Context, enc []byte, validatorEntries [
 
 	switch {
 	case hasFuluKey(enc):
-		protoState := &ethpb.BeaconStateElectra{}
+		protoState := &ethpb.BeaconStateFulu{}
 		if err := protoState.UnmarshalSSZ(enc[len(fuluKey):]); err != nil {
 			return nil, errors.Wrap(err, "failed to unmarshal encoding for Fulu")
 		}
@@ -690,7 +690,7 @@ func marshalState(ctx context.Context, st state.ReadOnlyBeaconState) ([]byte, er
 		}
 		return snappy.Encode(nil, append(ElectraKey, rawObj...)), nil
 	case version.Fulu:
-		rState, ok := st.ToProtoUnsafe().(*ethpb.BeaconStateElectra)
+		rState, ok := st.ToProtoUnsafe().(*ethpb.BeaconStateFulu)
 		if !ok {
 			return nil, errors.New("non valid inner state")
 		}

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

@@ -54,7 +54,7 @@ type PeerData struct {
 	NextValidTime time.Time
 	// Chain related data.
 	MetaData                  metadata.Metadata
-	ChainState                *ethpb.Status
+	ChainState                *ethpb.StatusV2
 	ChainStateLastUpdated     time.Time
 	ChainStateValidationError error
 	// Scorers internal data.

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

@@ -112,7 +112,7 @@ func (s *PeerStatusScorer) BadPeers() []peer.ID {
 }
 
 // SetPeerStatus sets chain state data for a given peer.
-func (s *PeerStatusScorer) SetPeerStatus(pid peer.ID, chainState *pb.Status, validationError error) {
+func (s *PeerStatusScorer) SetPeerStatus(pid peer.ID, chainState *pb.StatusV2, validationError error) {
 	s.store.Lock()
 	defer s.store.Unlock()
 
@@ -130,14 +130,14 @@ func (s *PeerStatusScorer) SetPeerStatus(pid peer.ID, chainState *pb.Status, val
 // PeerStatus gets the chain state of the given remote peer.
 // This can return nil if there is no known chain state for the peer.
 // This will error if the peer does not exist.
-func (s *PeerStatusScorer) PeerStatus(pid peer.ID) (*pb.Status, error) {
+func (s *PeerStatusScorer) PeerStatus(pid peer.ID) (*pb.StatusV2, error) {
 	s.store.RLock()
 	defer s.store.RUnlock()
 	return s.peerStatusNoLock(pid)
 }
 
 // peerStatusNoLock lock-free version of PeerStatus.
-func (s *PeerStatusScorer) peerStatusNoLock(pid peer.ID) (*pb.Status, error) {
+func (s *PeerStatusScorer) peerStatusNoLock(pid peer.ID) (*pb.StatusV2, error) {
 	if peerData, ok := s.store.PeerData(pid); ok {
 		if peerData.ChainState == nil {
 			return nil, peerdata.ErrNoPeerStatus

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

@@ -36,7 +36,7 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			name: "existent bad peer",
 			update: func(scorer *scorers.PeerStatusScorer) {
 				scorer.SetHeadSlot(0)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: 64,
 				}, p2ptypes.ErrWrongForkDigestVersion)
@@ -49,7 +49,7 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			name: "existent peer no head slot for the host node is known",
 			update: func(scorer *scorers.PeerStatusScorer) {
 				scorer.SetHeadSlot(0)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: 64,
 				}, nil)
@@ -62,7 +62,7 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			name: "existent peer head is before ours",
 			update: func(scorer *scorers.PeerStatusScorer) {
 				scorer.SetHeadSlot(128)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: 64,
 				}, nil)
@@ -76,12 +76,12 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			update: func(scorer *scorers.PeerStatusScorer) {
 				headSlot := primitives.Slot(128)
 				scorer.SetHeadSlot(headSlot)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: headSlot + 64,
 				}, nil)
 				// Set another peer to a higher score.
-				scorer.SetPeerStatus("peer2", &pb.Status{
+				scorer.SetPeerStatus("peer2", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: headSlot + 128,
 				}, nil)
@@ -96,7 +96,7 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			update: func(scorer *scorers.PeerStatusScorer) {
 				headSlot := primitives.Slot(128)
 				scorer.SetHeadSlot(headSlot)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: headSlot + 64,
 				}, nil)
@@ -109,7 +109,7 @@ func TestScorers_PeerStatus_Score(t *testing.T) {
 			name: "existent peer no max known slot",
 			update: func(scorer *scorers.PeerStatusScorer) {
 				scorer.SetHeadSlot(0)
-				scorer.SetPeerStatus("peer1", &pb.Status{
+				scorer.SetPeerStatus("peer1", &pb.StatusV2{
 					HeadRoot: make([]byte, 32),
 					HeadSlot: 0,
 				}, nil)
@@ -142,7 +142,7 @@ func TestScorers_PeerStatus_IsBadPeer(t *testing.T) {
 	assert.NoError(t, peerStatuses.Scorers().IsBadPeer(pid))
 	assert.NoError(t, peerStatuses.Scorers().PeerStatusScorer().IsBadPeer(pid))
 
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid, &pb.Status{}, p2ptypes.ErrWrongForkDigestVersion)
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid, &pb.StatusV2{}, p2ptypes.ErrWrongForkDigestVersion)
 	assert.NotNil(t, peerStatuses.Scorers().IsBadPeer(pid))
 	assert.NotNil(t, peerStatuses.Scorers().PeerStatusScorer().IsBadPeer(pid))
 }
@@ -161,9 +161,9 @@ func TestScorers_PeerStatus_BadPeers(t *testing.T) {
 	assert.NoError(t, peerStatuses.Scorers().IsBadPeer(pid3))
 	assert.NoError(t, peerStatuses.Scorers().PeerStatusScorer().IsBadPeer(pid3))
 
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid1, &pb.Status{}, p2ptypes.ErrWrongForkDigestVersion)
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid2, &pb.Status{}, nil)
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid3, &pb.Status{}, p2ptypes.ErrWrongForkDigestVersion)
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid1, &pb.StatusV2{}, p2ptypes.ErrWrongForkDigestVersion)
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid2, &pb.StatusV2{}, nil)
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus(pid3, &pb.StatusV2{}, p2ptypes.ErrWrongForkDigestVersion)
 	assert.NotNil(t, peerStatuses.Scorers().IsBadPeer(pid1))
 	assert.NotNil(t, peerStatuses.Scorers().PeerStatusScorer().IsBadPeer(pid1))
 	assert.NoError(t, peerStatuses.Scorers().IsBadPeer(pid2))
@@ -180,12 +180,12 @@ func TestScorers_PeerStatus_PeerStatus(t *testing.T) {
 	})
 	status, err := peerStatuses.Scorers().PeerStatusScorer().PeerStatus("peer1")
 	require.ErrorContains(t, peerdata.ErrPeerUnknown.Error(), err)
-	assert.Equal(t, (*pb.Status)(nil), status)
+	assert.Equal(t, (*pb.StatusV2)(nil), status)
 
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus("peer1", &pb.Status{
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus("peer1", &pb.StatusV2{
 		HeadSlot: 128,
 	}, nil)
-	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus("peer2", &pb.Status{
+	peerStatuses.Scorers().PeerStatusScorer().SetPeerStatus("peer2", &pb.StatusV2{
 		HeadSlot: 128,
 	}, p2ptypes.ErrInvalidEpoch)
 	status, err = peerStatuses.Scorers().PeerStatusScorer().PeerStatus("peer1")

beacon-chain/p2p/peers/status.go

@@ -205,14 +205,14 @@ func (p *Status) ENR(pid peer.ID) (*enr.Record, error) {
 }
 
 // SetChainState sets the chain state of the given remote peer.
-func (p *Status) SetChainState(pid peer.ID, chainState *pb.Status) {
+func (p *Status) SetChainState(pid peer.ID, chainState *pb.StatusV2) {
 	p.scorers.PeerStatusScorer().SetPeerStatus(pid, chainState, nil)
 }
 
 // ChainState gets the chain state of the given remote peer.
 // This will error if the peer does not exist.
 // This will error if there is no known chain state for the peer.
-func (p *Status) ChainState(pid peer.ID) (*pb.Status, error) {
+func (p *Status) ChainState(pid peer.ID) (*pb.StatusV2, error) {
 	return p.scorers.PeerStatusScorer().PeerStatus(pid)
 }
 

beacon-chain/p2p/peers/status_test.go

@@ -289,7 +289,7 @@ func TestPeerChainState(t *testing.T) {
 	require.NoError(t, err)
 
 	finalizedEpoch := primitives.Epoch(123)
-	p.SetChainState(id, &pb.Status{FinalizedEpoch: finalizedEpoch})
+	p.SetChainState(id, &pb.StatusV2{FinalizedEpoch: finalizedEpoch})
 
 	resChainState, err := p.ChainState(id)
 	require.NoError(t, err)
@@ -324,7 +324,7 @@ func TestPeerWithNilChainState(t *testing.T) {
 
 	resChainState, err := p.ChainState(id)
 	require.Equal(t, peerdata.ErrNoPeerStatus, err)
-	var nothing *pb.Status
+	var nothing *pb.StatusV2
 	require.Equal(t, resChainState, nothing)
 }
 
@@ -619,7 +619,7 @@ func TestTrimmedOrderedPeers(t *testing.T) {
 
 	// Peer 1
 	pid1 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid1, &pb.Status{
+	p.SetChainState(pid1, &pb.StatusV2{
 		HeadSlot:       3 * params.BeaconConfig().SlotsPerEpoch,
 		FinalizedEpoch: 3,
 		FinalizedRoot:  mockroot3[:],
@@ -627,7 +627,7 @@ func TestTrimmedOrderedPeers(t *testing.T) {
 
 	// Peer 2
 	pid2 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid2, &pb.Status{
+	p.SetChainState(pid2, &pb.StatusV2{
 		HeadSlot:       4 * params.BeaconConfig().SlotsPerEpoch,
 		FinalizedEpoch: 4,
 		FinalizedRoot:  mockroot4[:],
@@ -635,7 +635,7 @@ func TestTrimmedOrderedPeers(t *testing.T) {
 
 	// Peer 3
 	pid3 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid3, &pb.Status{
+	p.SetChainState(pid3, &pb.StatusV2{
 		HeadSlot:       5 * params.BeaconConfig().SlotsPerEpoch,
 		FinalizedEpoch: 5,
 		FinalizedRoot:  mockroot5[:],
@@ -643,7 +643,7 @@ func TestTrimmedOrderedPeers(t *testing.T) {
 
 	// Peer 4
 	pid4 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid4, &pb.Status{
+	p.SetChainState(pid4, &pb.StatusV2{
 		HeadSlot:       2 * params.BeaconConfig().SlotsPerEpoch,
 		FinalizedEpoch: 2,
 		FinalizedRoot:  mockroot2[:],
@@ -651,7 +651,7 @@ func TestTrimmedOrderedPeers(t *testing.T) {
 
 	// Peer 5
 	pid5 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid5, &pb.Status{
+	p.SetChainState(pid5, &pb.StatusV2{
 		HeadSlot:       2 * params.BeaconConfig().SlotsPerEpoch,
 		FinalizedEpoch: 2,
 		FinalizedRoot:  mockroot2[:],
@@ -1015,7 +1015,7 @@ func TestStatus_BestPeer(t *testing.T) {
 				},
 			})
 			for _, peerConfig := range tt.peers {
-				p.SetChainState(addPeer(t, p, peers.Connected), &pb.Status{
+				p.SetChainState(addPeer(t, p, peers.Connected), &pb.StatusV2{
 					FinalizedEpoch: peerConfig.finalizedEpoch,
 					HeadSlot:       peerConfig.headSlot,
 				})
@@ -1042,7 +1042,7 @@ func TestBestFinalized_returnsMaxValue(t *testing.T) {
 	for i := 0; i <= maxPeers+100; i++ {
 		p.Add(new(enr.Record), peer.ID(rune(i)), nil, network.DirOutbound)
 		p.SetConnectionState(peer.ID(rune(i)), peers.Connected)
-		p.SetChainState(peer.ID(rune(i)), &pb.Status{
+		p.SetChainState(peer.ID(rune(i)), &pb.StatusV2{
 			FinalizedEpoch: 10,
 		})
 	}
@@ -1065,7 +1065,7 @@ func TestStatus_BestNonFinalized(t *testing.T) {
 	for i, headSlot := range peerSlots {
 		p.Add(new(enr.Record), peer.ID(rune(i)), nil, network.DirOutbound)
 		p.SetConnectionState(peer.ID(rune(i)), peers.Connected)
-		p.SetChainState(peer.ID(rune(i)), &pb.Status{
+		p.SetChainState(peer.ID(rune(i)), &pb.StatusV2{
 			HeadSlot: headSlot,
 		})
 	}
@@ -1088,17 +1088,17 @@ func TestStatus_CurrentEpoch(t *testing.T) {
 	})
 	// Peer 1
 	pid1 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid1, &pb.Status{
+	p.SetChainState(pid1, &pb.StatusV2{
 		HeadSlot: params.BeaconConfig().SlotsPerEpoch * 4,
 	})
 	// Peer 2
 	pid2 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid2, &pb.Status{
+	p.SetChainState(pid2, &pb.StatusV2{
 		HeadSlot: params.BeaconConfig().SlotsPerEpoch * 5,
 	})
 	// Peer 3
 	pid3 := addPeer(t, p, peers.Connected)
-	p.SetChainState(pid3, &pb.Status{
+	p.SetChainState(pid3, &pb.StatusV2{
 		HeadSlot: params.BeaconConfig().SlotsPerEpoch * 4,
 	})
 

beacon-chain/p2p/rpc_topic_mappings.go

@@ -22,50 +22,52 @@ const (
 	SchemaVersionV3 = "/3"
 )
 
-// Specifies the protocol prefix for all our Req/Resp topics.
-const protocolPrefix = "/eth2/beacon_chain/req"
+const (
+	// Specifies the protocol prefix for all our Req/Resp topics.
+	protocolPrefix = "/eth2/beacon_chain/req"
 
-// StatusMessageName specifies the name for the status message topic.
-const StatusMessageName = "/status"
+	// StatusMessageName specifies the name for the status message topic.
+	StatusMessageName = "/status"
 
-// GoodbyeMessageName specifies the name for the goodbye message topic.
-const GoodbyeMessageName = "/goodbye"
+	// GoodbyeMessageName specifies the name for the goodbye message topic.
+	GoodbyeMessageName = "/goodbye"
 
-// BeaconBlocksByRangeMessageName specifies the name for the beacon blocks by range message topic.
-const BeaconBlocksByRangeMessageName = "/beacon_blocks_by_range"
+	// BeaconBlocksByRangeMessageName specifies the name for the beacon blocks by range message topic.
+	BeaconBlocksByRangeMessageName = "/beacon_blocks_by_range"
 
-// BeaconBlocksByRootsMessageName specifies the name for the beacon blocks by root message topic.
-const BeaconBlocksByRootsMessageName = "/beacon_blocks_by_root"
+	// BeaconBlocksByRootsMessageName specifies the name for the beacon blocks by root message topic.
+	BeaconBlocksByRootsMessageName = "/beacon_blocks_by_root"
 
-// PingMessageName Specifies the name for the ping message topic.
-const PingMessageName = "/ping"
+	// PingMessageName Specifies the name for the ping message topic.
+	PingMessageName = "/ping"
 
-// MetadataMessageName specifies the name for the metadata message topic.
-const MetadataMessageName = "/metadata"
+	// MetadataMessageName specifies the name for the metadata message topic.
+	MetadataMessageName = "/metadata"
 
-// BlobSidecarsByRangeName is the name for the BlobSidecarsByRange v1 message topic.
-const BlobSidecarsByRangeName = "/blob_sidecars_by_range"
+	// BlobSidecarsByRangeName is the name for the BlobSidecarsByRange v1 message topic.
+	BlobSidecarsByRangeName = "/blob_sidecars_by_range"
 
-// BlobSidecarsByRootName is the name for the BlobSidecarsByRoot v1 message topic.
-const BlobSidecarsByRootName = "/blob_sidecars_by_root"
+	// BlobSidecarsByRootName is the name for the BlobSidecarsByRoot v1 message topic.
+	BlobSidecarsByRootName = "/blob_sidecars_by_root"
 
-// LightClientBootstrapName is the name for the LightClientBootstrap message topic,
-const LightClientBootstrapName = "/light_client_bootstrap"
+	// LightClientBootstrapName is the name for the LightClientBootstrap message topic,
+	LightClientBootstrapName = "/light_client_bootstrap"
 
-// LightClientUpdatesByRangeName is the name for the LightClientUpdatesByRange topic.
-const LightClientUpdatesByRangeName = "/light_client_updates_by_range"
+	// LightClientUpdatesByRangeName is the name for the LightClientUpdatesByRange topic.
+	LightClientUpdatesByRangeName = "/light_client_updates_by_range"
 
-// LightClientFinalityUpdateName is the name for the LightClientFinalityUpdate topic.
-const LightClientFinalityUpdateName = "/light_client_finality_update"
+	// LightClientFinalityUpdateName is the name for the LightClientFinalityUpdate topic.
+	LightClientFinalityUpdateName = "/light_client_finality_update"
 
-// LightClientOptimisticUpdateName is the name for the LightClientOptimisticUpdate topic.
-const LightClientOptimisticUpdateName = "/light_client_optimistic_update"
+	// LightClientOptimisticUpdateName is the name for the LightClientOptimisticUpdate topic.
+	LightClientOptimisticUpdateName = "/light_client_optimistic_update"
 
-// DataColumnSidecarsByRootName is the name for the DataColumnSidecarsByRoot v1 message topic.
-const DataColumnSidecarsByRootName = "/data_column_sidecars_by_root"
+	// DataColumnSidecarsByRootName is the name for the DataColumnSidecarsByRoot v1 message topic.
+	DataColumnSidecarsByRootName = "/data_column_sidecars_by_root"
 
-// DataColumnSidecarsByRangeName is the name for the DataColumnSidecarsByRange v1 message topic.
-const DataColumnSidecarsByRangeName = "/data_column_sidecars_by_range"
+	// DataColumnSidecarsByRangeName is the name for the DataColumnSidecarsByRange v1 message topic.
+	DataColumnSidecarsByRangeName = "/data_column_sidecars_by_range"
+)
 
 const (
 	// V1 RPC Topics
@@ -106,6 +108,8 @@ const (
 	RPCDataColumnSidecarsByRangeTopicV1 = protocolPrefix + DataColumnSidecarsByRangeName + SchemaVersionV1
 
 	// V2 RPC Topics
+	// RPCStatusTopicV2 defines the v1 topic for the status rpc method.
+	RPCStatusTopicV2 = protocolPrefix + StatusMessageName + SchemaVersionV2
 	// RPCBlocksByRangeTopicV2 defines v2 the topic for the blocks by range rpc method.
 	RPCBlocksByRangeTopicV2 = protocolPrefix + BeaconBlocksByRangeMessageName + SchemaVersionV2
 	// RPCBlocksByRootTopicV2 defines the v2 topic for the blocks by root rpc method.
@@ -124,94 +128,106 @@ const (
 )
 
 // RPCTopicMappings map the base message type to the rpc request.
-var RPCTopicMappings = map[string]interface{}{
-	// RPC Status Message
-	RPCStatusTopicV1: new(pb.Status),
-	// RPC Goodbye Message
-	RPCGoodByeTopicV1: new(primitives.SSZUint64),
-	// RPC Block By Range Message
-	RPCBlocksByRangeTopicV1: new(pb.BeaconBlocksByRangeRequest),
-	RPCBlocksByRangeTopicV2: new(pb.BeaconBlocksByRangeRequest),
-	// RPC Block By Root Message
-	RPCBlocksByRootTopicV1: new(p2ptypes.BeaconBlockByRootsReq),
-	RPCBlocksByRootTopicV2: new(p2ptypes.BeaconBlockByRootsReq),
-	// RPC Ping Message
-	RPCPingTopicV1: new(primitives.SSZUint64),
-	// RPC Metadata Message
-	RPCMetaDataTopicV1: new(interface{}),
-	RPCMetaDataTopicV2: new(interface{}),
-	RPCMetaDataTopicV3: new(interface{}),
-	// BlobSidecarsByRange v1 Message
-	RPCBlobSidecarsByRangeTopicV1: new(pb.BlobSidecarsByRangeRequest),
-	// BlobSidecarsByRoot v1 Message
-	RPCBlobSidecarsByRootTopicV1: new(p2ptypes.BlobSidecarsByRootReq),
+var (
+	RPCTopicMappings = map[string]interface{}{
+		// RPC Status Message
+		RPCStatusTopicV1: new(pb.Status),
+		RPCStatusTopicV2: new(pb.StatusV2),
 
-	// Light client
-	RPCLightClientBootstrapTopicV1:        new([fieldparams.RootLength]byte),
-	RPCLightClientUpdatesByRangeTopicV1:   new(pb.LightClientUpdatesByRangeRequest),
-	RPCLightClientFinalityUpdateTopicV1:   new(interface{}),
-	RPCLightClientOptimisticUpdateTopicV1: new(interface{}),
+		// RPC Goodbye Message
+		RPCGoodByeTopicV1: new(primitives.SSZUint64),
 
-	// DataColumnSidecarsByRange v1 Message
-	RPCDataColumnSidecarsByRangeTopicV1: new(pb.DataColumnSidecarsByRangeRequest),
-	// DataColumnSidecarsByRoot v1 Message
-	RPCDataColumnSidecarsByRootTopicV1: new(p2ptypes.DataColumnsByRootIdentifiers),
-}
+		// RPC Block By Range Message
+		RPCBlocksByRangeTopicV1: new(pb.BeaconBlocksByRangeRequest),
+		RPCBlocksByRangeTopicV2: new(pb.BeaconBlocksByRangeRequest),
 
-// Maps all registered protocol prefixes.
-var protocolMapping = map[string]bool{
-	protocolPrefix: true,
-}
+		// RPC Block By Root Message
+		RPCBlocksByRootTopicV1: new(p2ptypes.BeaconBlockByRootsReq),
+		RPCBlocksByRootTopicV2: new(p2ptypes.BeaconBlockByRootsReq),
 
-// Maps all the protocol message names for the different rpc
-// topics.
-var messageMapping = map[string]bool{
-	StatusMessageName:               true,
-	GoodbyeMessageName:              true,
-	BeaconBlocksByRangeMessageName:  true,
-	BeaconBlocksByRootsMessageName:  true,
-	PingMessageName:                 true,
-	MetadataMessageName:             true,
-	BlobSidecarsByRangeName:         true,
-	BlobSidecarsByRootName:          true,
-	LightClientBootstrapName:        true,
-	LightClientUpdatesByRangeName:   true,
-	LightClientFinalityUpdateName:   true,
-	LightClientOptimisticUpdateName: true,
-	DataColumnSidecarsByRootName:    true,
-	DataColumnSidecarsByRangeName:   true,
-}
+		// RPC Ping Message
+		RPCPingTopicV1: new(primitives.SSZUint64),
 
-// Maps all the RPC messages which are to updated in altair.
-var altairMapping = map[string]bool{
-	BeaconBlocksByRangeMessageName: true,
-	BeaconBlocksByRootsMessageName: true,
-	MetadataMessageName:            true,
-}
+		// RPC Metadata Message
+		RPCMetaDataTopicV1: new(interface{}),
+		RPCMetaDataTopicV2: new(interface{}),
+		RPCMetaDataTopicV3: new(interface{}),
 
-// Maps all the RPC messages which are to updated in fulu.
-var fuluMapping = map[string]bool{
-	MetadataMessageName: true,
-}
+		// BlobSidecarsByRange v1 Message
+		RPCBlobSidecarsByRangeTopicV1: new(pb.BlobSidecarsByRangeRequest),
 
-var versionMapping = map[string]bool{
-	SchemaVersionV1: true,
-	SchemaVersionV2: true,
-	SchemaVersionV3: true,
-}
+		// BlobSidecarsByRoot v1 Message
+		RPCBlobSidecarsByRootTopicV1: new(p2ptypes.BlobSidecarsByRootReq),
 
-// OmitContextBytesV1 keeps track of which RPC methods do not write context bytes in their v1 incarnations.
-// Phase0 did not have the notion of context bytes, which prefix wire-encoded values with a [4]byte identifier
-// to convey the schema for the receiver to use. These RPCs had a version bump to V2 when the context byte encoding
-// was introduced. For other RPC methods, context bytes are always required.
-var OmitContextBytesV1 = map[string]bool{
-	StatusMessageName:              true,
-	GoodbyeMessageName:             true,
-	BeaconBlocksByRangeMessageName: true,
-	BeaconBlocksByRootsMessageName: true,
-	PingMessageName:                true,
-	MetadataMessageName:            true,
-}
+		// Light client
+		RPCLightClientBootstrapTopicV1:        new([fieldparams.RootLength]byte),
+		RPCLightClientUpdatesByRangeTopicV1:   new(pb.LightClientUpdatesByRangeRequest),
+		RPCLightClientFinalityUpdateTopicV1:   new(interface{}),
+		RPCLightClientOptimisticUpdateTopicV1: new(interface{}),
+
+		// DataColumnSidecarsByRange v1 Message
+		RPCDataColumnSidecarsByRangeTopicV1: new(pb.DataColumnSidecarsByRangeRequest),
+
+		// DataColumnSidecarsByRoot v1 Message
+		RPCDataColumnSidecarsByRootTopicV1: new(p2ptypes.DataColumnsByRootIdentifiers),
+	}
+
+	// Maps all registered protocol prefixes.
+	protocolMapping = map[string]bool{
+		protocolPrefix: true,
+	}
+
+	// Maps all the protocol message names for the different rpc
+	// topics.
+	messageMapping = map[string]bool{
+		StatusMessageName:               true,
+		GoodbyeMessageName:              true,
+		BeaconBlocksByRangeMessageName:  true,
+		BeaconBlocksByRootsMessageName:  true,
+		PingMessageName:                 true,
+		MetadataMessageName:             true,
+		BlobSidecarsByRangeName:         true,
+		BlobSidecarsByRootName:          true,
+		LightClientBootstrapName:        true,
+		LightClientUpdatesByRangeName:   true,
+		LightClientFinalityUpdateName:   true,
+		LightClientOptimisticUpdateName: true,
+		DataColumnSidecarsByRootName:    true,
+		DataColumnSidecarsByRangeName:   true,
+	}
+
+	// Maps all the RPC messages which are to updated in altair.
+	altairMapping = map[string]string{
+		BeaconBlocksByRangeMessageName: SchemaVersionV2,
+		BeaconBlocksByRootsMessageName: SchemaVersionV2,
+		MetadataMessageName:            SchemaVersionV2,
+	}
+
+	// Maps all the RPC messages which are to updated in fulu.
+	fuluMapping = map[string]string{
+		StatusMessageName:   SchemaVersionV2,
+		MetadataMessageName: SchemaVersionV3,
+	}
+
+	versionMapping = map[string]bool{
+		SchemaVersionV1: true,
+		SchemaVersionV2: true,
+		SchemaVersionV3: true,
+	}
+
+	// OmitContextBytesV1 keeps track of which RPC methods do not write context bytes in their v1 incarnations.
+	// Phase0 did not have the notion of context bytes, which prefix wire-encoded values with a [4]byte identifier
+	// to convey the schema for the receiver to use. These RPCs had a version bump to V2 when the context byte encoding
+	// was introduced. For other RPC methods, context bytes are always required.
+	OmitContextBytesV1 = map[string]bool{
+		StatusMessageName:              true,
+		GoodbyeMessageName:             true,
+		BeaconBlocksByRangeMessageName: true,
+		BeaconBlocksByRootsMessageName: true,
+		PingMessageName:                true,
+		MetadataMessageName:            true,
+	}
+)
 
 // VerifyTopicMapping verifies that the topic and its accompanying
 // message type is correct.
@@ -333,13 +349,17 @@ func TopicFromMessage(msg string, epoch primitives.Epoch) (string, error) {
 	beaconConfig := params.BeaconConfig()
 
 	// Check if the message is to be updated in fulu.
-	if epoch >= beaconConfig.FuluForkEpoch && fuluMapping[msg] {
-		return protocolPrefix + msg + SchemaVersionV3, nil
+	if epoch >= beaconConfig.FuluForkEpoch {
+		if version, ok := fuluMapping[msg]; ok {
+			return protocolPrefix + msg + version, nil
+		}
 	}
 
 	// Check if the message is to be updated in altair.
-	if epoch >= beaconConfig.AltairForkEpoch && altairMapping[msg] {
-		return protocolPrefix + msg + SchemaVersionV2, nil
+	if epoch >= beaconConfig.AltairForkEpoch {
+		if version, ok := altairMapping[msg]; ok {
+			return protocolPrefix + msg + version, nil
+		}
 	}
 
 	return protocolPrefix + msg + SchemaVersionV1, nil

beacon-chain/p2p/rpc_topic_mappings_test.go

@@ -119,50 +119,36 @@ func TestTopicFromMessage_CorrectType(t *testing.T) {
 	})
 
 	t.Run("after altair fork but before fulu fork", func(t *testing.T) {
-		for m := range messageMapping {
-			topic, err := TopicFromMessage(m, altairForkEpoch)
-			require.NoError(t, err)
+		// Not modified in altair fork.
+		topic, err := TopicFromMessage(GoodbyeMessageName, altairForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/goodbye/1", topic)
 
-			if altairMapping[m] {
-				require.Equal(t, true, strings.Contains(topic, SchemaVersionV2))
-				_, _, version, err := TopicDeconstructor(topic)
-				require.NoError(t, err)
-				require.Equal(t, SchemaVersionV2, version)
-				continue
-			}
-
-			require.Equal(t, true, strings.Contains(topic, SchemaVersionV1))
-			_, _, version, err := TopicDeconstructor(topic)
-			require.NoError(t, err)
-			require.Equal(t, SchemaVersionV1, version)
-		}
+		// Modified in altair fork.
+		topic, err = TopicFromMessage(MetadataMessageName, altairForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/metadata/2", topic)
 	})
 
 	t.Run("after fulu fork", func(t *testing.T) {
-		for m := range messageMapping {
-			topic, err := TopicFromMessage(m, fuluForkEpoch)
-			require.NoError(t, err)
+		// Not modified in any fork.
+		topic, err := TopicFromMessage(GoodbyeMessageName, fuluForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/goodbye/1", topic)
 
-			if fuluMapping[m] {
-				require.Equal(t, true, strings.Contains(topic, SchemaVersionV3))
-				_, _, version, err := TopicDeconstructor(topic)
-				require.NoError(t, err)
-				require.Equal(t, SchemaVersionV3, version)
-				continue
-			}
+		// Modified in altair fork.
+		topic, err = TopicFromMessage(BeaconBlocksByRangeMessageName, fuluForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/beacon_blocks_by_range/2", topic)
 
-			if altairMapping[m] {
-				require.Equal(t, true, strings.Contains(topic, SchemaVersionV2))
-				_, _, version, err := TopicDeconstructor(topic)
-				require.NoError(t, err)
-				require.Equal(t, SchemaVersionV2, version)
-				continue
-			}
+		// Modified in fulu fork.
+		topic, err = TopicFromMessage(StatusMessageName, fuluForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/status/2", topic)
 
-			require.Equal(t, true, strings.Contains(topic, SchemaVersionV1))
-			_, _, version, err := TopicDeconstructor(topic)
-			require.NoError(t, err)
-			require.Equal(t, SchemaVersionV1, version)
-		}
+		// Modified both in altair and fulu fork.
+		topic, err = TopicFromMessage(MetadataMessageName, fuluForkEpoch)
+		require.NoError(t, err)
+		require.Equal(t, "/eth2/beacon_chain/req/metadata/3", topic)
 	})
 }

beacon-chain/p2p/testing/mock_peersprovider.go

@@ -65,7 +65,7 @@ func (m *MockPeersProvider) Peers() *peers.Status {
 		}
 		m.peers.Add(createENR(), id0, ma0, network.DirInbound)
 		m.peers.SetConnectionState(id0, peers.Connected)
-		m.peers.SetChainState(id0, &pb.Status{FinalizedEpoch: 10})
+		m.peers.SetChainState(id0, &pb.StatusV2{FinalizedEpoch: 10})
 		id1, err := peer.Decode(MockRawPeerId1)
 		if err != nil {
 			log.WithError(err).Debug("Cannot decode")
@@ -76,7 +76,7 @@ func (m *MockPeersProvider) Peers() *peers.Status {
 		}
 		m.peers.Add(createENR(), id1, ma1, network.DirOutbound)
 		m.peers.SetConnectionState(id1, peers.Connected)
-		m.peers.SetChainState(id1, &pb.Status{FinalizedEpoch: 11})
+		m.peers.SetChainState(id1, &pb.StatusV2{FinalizedEpoch: 11})
 	}
 	return m.peers
 }

beacon-chain/rpc/eth/debug/BUILD.bazel

@@ -35,6 +35,7 @@ go_test(
         "//beacon-chain/forkchoice/doubly-linked-tree:go_default_library",
         "//beacon-chain/forkchoice/types:go_default_library",
         "//beacon-chain/rpc/testutil:go_default_library",
+        "//config/params:go_default_library",
         "//encoding/bytesutil:go_default_library",
         "//runtime/version:go_default_library",
         "//testing/assert:go_default_library",

beacon-chain/rpc/eth/debug/handlers_test.go

@@ -15,6 +15,7 @@ import (
 	doublylinkedtree "github.com/OffchainLabs/prysm/v6/beacon-chain/forkchoice/doubly-linked-tree"
 	forkchoicetypes "github.com/OffchainLabs/prysm/v6/beacon-chain/forkchoice/types"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/rpc/testutil"
+	"github.com/OffchainLabs/prysm/v6/config/params"
 	"github.com/OffchainLabs/prysm/v6/encoding/bytesutil"
 	"github.com/OffchainLabs/prysm/v6/runtime/version"
 	"github.com/OffchainLabs/prysm/v6/testing/assert"
@@ -219,9 +220,10 @@ func TestGetBeaconStateV2(t *testing.T) {
 		resp := &structs.GetBeaconStateV2Response{}
 		require.NoError(t, json.Unmarshal(writer.Body.Bytes(), resp))
 		assert.Equal(t, version.String(version.Fulu), resp.Version)
-		st := &structs.BeaconStateElectra{}
+		st := &structs.BeaconStateFulu{}
 		require.NoError(t, json.Unmarshal(resp.Data, st))
 		assert.Equal(t, "123", st.Slot)
+		assert.Equal(t, int(params.BeaconConfig().MinSeedLookahead+1)*int(params.BeaconConfig().SlotsPerEpoch), len(st.ProposerLookahead))
 	})
 	t.Run("execution optimistic", func(t *testing.T) {
 		parentRoot := [32]byte{'a'}

beacon-chain/rpc/prysm/v1alpha1/debug/p2p.go

@@ -129,7 +129,7 @@ func (ds *Server) getPeer(pid peer.ID) (*ethpb.DebugPeerResponse, error) {
 	if err != nil {
 		// In the event chain state is non existent, we
 		// initialize with the zero value.
-		pStatus = new(ethpb.Status)
+		pStatus = new(ethpb.StatusV2)
 	}
 	lastUpdated, err := peers.ChainStateLastUpdated(pid)
 	if err != nil {
@@ -152,6 +152,17 @@ func (ds *Server) getPeer(pid peer.ID) (*ethpb.DebugPeerResponse, error) {
 		BehaviourPenalty:   float32(bPenalty),
 		ValidationError:    errorToString(peers.Scorers().ValidationError(pid)),
 	}
+
+	// Convert statusV2 into status
+	// TODO: Should we do it this way or the other way around?
+	peerStatus := &ethpb.Status{
+		ForkDigest:     pStatus.ForkDigest,
+		FinalizedRoot:  pStatus.FinalizedRoot,
+		FinalizedEpoch: pStatus.FinalizedEpoch,
+		HeadRoot:       pStatus.HeadRoot,
+		HeadSlot:       pStatus.HeadSlot,
+	}
+
 	return &ethpb.DebugPeerResponse{
 		ListeningAddresses: stringAddrs,
 		Direction:          pbDirection,
@@ -159,7 +170,7 @@ func (ds *Server) getPeer(pid peer.ID) (*ethpb.DebugPeerResponse, error) {
 		PeerId:             pid.String(),
 		Enr:                enr,
 		PeerInfo:           peerInfo,
-		PeerStatus:         pStatus,
+		PeerStatus:         peerStatus,
 		LastUpdated:        unixTime,
 		ScoreInfo:          scoreInfo,
 	}, nil

beacon-chain/state/interfaces.go

@@ -61,6 +61,7 @@ type ReadOnlyBeaconState interface {
 	ReadOnlySyncCommittee
 	ReadOnlyDeposits
 	ReadOnlyConsolidations
+	ReadOnlyProposerLookahead
 	ToProtoUnsafe() interface{}
 	ToProto() interface{}
 	GenesisTime() uint64
@@ -95,6 +96,7 @@ type WriteOnlyBeaconState interface {
 	WriteOnlyConsolidations
 	WriteOnlyWithdrawals
 	WriteOnlyDeposits
+	WriteOnlyProposerLookahead
 	SetGenesisTime(val uint64) error
 	SetGenesisValidatorsRoot(val []byte) error
 	SetSlot(val primitives.Slot) error
@@ -239,6 +241,10 @@ type ReadOnlyConsolidations interface {
 	NumPendingConsolidations() (uint64, error)
 }
 
+type ReadOnlyProposerLookahead interface {
+	ProposerLookahead() ([]primitives.ValidatorIndex, error)
+}
+
 // WriteOnlyBlockRoots defines a struct which only has write access to block roots methods.
 type WriteOnlyBlockRoots interface {
 	SetBlockRoots(val [][]byte) error
@@ -340,3 +346,7 @@ type WriteOnlyDeposits interface {
 	SetPendingDeposits(val []*ethpb.PendingDeposit) error
 	SetDepositBalanceToConsume(primitives.Gwei) error
 }
+
+type WriteOnlyProposerLookahead interface {
+	SetProposerLookahead([]primitives.ValidatorIndex) error
+}

beacon-chain/state/state-native/BUILD.bazel

@@ -17,6 +17,7 @@ go_library(
         "getters_misc.go",
         "getters_participation.go",
         "getters_payload_header.go",
+        "getters_proposer_lookahead.go",
         "getters_randao.go",
         "getters_state.go",
         "getters_sync_committee.go",
@@ -37,6 +38,7 @@ go_library(
         "setters_misc.go",
         "setters_participation.go",
         "setters_payload_header.go",
+        "setters_proposer_lookahead.go",
         "setters_randao.go",
         "setters_state.go",
         "setters_sync_committee.go",
@@ -97,6 +99,7 @@ go_test(
         "getters_deposits_test.go",
         "getters_exit_test.go",
         "getters_participation_test.go",
+        "getters_setters_lookahead_test.go",
         "getters_test.go",
         "getters_validator_test.go",
         "getters_withdrawal_test.go",

beacon-chain/state/state-native/README.md

@@ -3,7 +3,7 @@
 Note: Whenever only the name of a file is provided, it's assumed to be in the `/beacon-chain/state/state-native` package.
 
 - Add a `BeaconState[Version]FieldCount` configuration item to `/config/params/config.go` and set it in `/config/params/mainnet_config.go`.
-- Add the field to the `BeaconState` struct in `beacon_state_mainnet.go` and `beacon_state_minimal.go`. Update the marshaling code too.
+- Add the field to the `BeaconState` struct in `beacon_state.go`. Update the marshaling structs in the same file too.
 - Add the field's metadata to `/beacon-chain/state/state-native/types/types.go`.
 - Add a getter and a setter for the field, either to existing `getter_XXX.go`/`setter_XXX.go` files or create new ones if the field doesn't fit anywhere.
 Add the new getter and setter to `/beacon-chain/state/interfaces.go`.
@@ -19,6 +19,6 @@ between states.
   - Add the following functions: `InitializeFromProto[Version]()`, `InitializeFromProtoUnsafe[Version]()`.
   - Update the following functions: `Copy()`, `initializeMerkleLayers()`, `RecordStateMetrics()` (applies only to multi-value slice fields), `rootSelector()`,
 `finalizerCleanup()` (applies only to multi-value slice fields).
-- If the field is a slice, add it to the field map in `types.go`.
+- If the field is a slice, add it to the field map in `types.go`. This only applies to large slices that need to be rehashed only in part. In particular, this mostly applies for arrays of objects, and not for arrays of basic SSZ types as these are not hashed by taking the root of each element. 
 - If the field is a slice, update the `fieldConverters()` function in `/beacon-chain/state/fieldtrie/field_trie_helpers.go`. The exact implementation will vary
-depending on a few factors (is the field similar to an existing one, is it a multi-value slice etc.)
+depending on a few factors (is the field similar to an existing one, is it a multi-value slice etc). This applies only for the slices as mentioned in the previous comment. 

beacon-chain/state/state-native/beacon_state.go

@@ -70,6 +70,7 @@ type BeaconState struct {
 	pendingDeposits               []*ethpb.PendingDeposit           // pending_deposits: List[PendingDeposit, PENDING_DEPOSITS_LIMIT]
 	pendingPartialWithdrawals     []*ethpb.PendingPartialWithdrawal // pending_partial_withdrawals: List[PartialWithdrawal, PENDING_PARTIAL_WITHDRAWALS_LIMIT]
 	pendingConsolidations         []*ethpb.PendingConsolidation     // pending_consolidations: List[PendingConsolidation, PENDING_CONSOLIDATIONS_LIMIT]
+	proposerLookahead             []primitives.ValidatorIndex       // proposer_look_ahead: List[uint64, (MIN_LOOKAHEAD + 1)*SLOTS_PER_EPOCH]
 
 	id                    uint64
 	lock                  sync.RWMutex
@@ -125,6 +126,7 @@ type beaconStateMarshalable struct {
 	PendingDeposits                     []*ethpb.PendingDeposit                 `json:"pending_deposits" yaml:"pending_deposits"`
 	PendingPartialWithdrawals           []*ethpb.PendingPartialWithdrawal       `json:"pending_partial_withdrawals" yaml:"pending_partial_withdrawals"`
 	PendingConsolidations               []*ethpb.PendingConsolidation           `json:"pending_consolidations" yaml:"pending_consolidations"`
+	ProposerLookahead                   []primitives.ValidatorIndex             `json:"proposer_look_ahead" yaml:"proposer_look_ahead"`
 }
 
 func (b *BeaconState) MarshalJSON() ([]byte, error) {
@@ -194,6 +196,7 @@ func (b *BeaconState) MarshalJSON() ([]byte, error) {
 		PendingDeposits:                     b.pendingDeposits,
 		PendingPartialWithdrawals:           b.pendingPartialWithdrawals,
 		PendingConsolidations:               b.pendingConsolidations,
+		ProposerLookahead:                   b.proposerLookahead,
 	}
 	return json.Marshal(marshalable)
 }

beacon-chain/state/state-native/getters_proposer_lookahead.go

@@ -0,0 +1,19 @@
+package state_native
+
+import (
+	"slices"
+
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
+	"github.com/OffchainLabs/prysm/v6/runtime/version"
+)
+
+// ProposerLookahead is a non-mutating call to the beacon state which returns a slice of
+// validator indices that hold the  proposers in the next few slots.
+func (b *BeaconState) ProposerLookahead() ([]primitives.ValidatorIndex, error) {
+	if b.version < version.Fulu {
+		return nil, errNotSupported("ProposerLookahead", b.version)
+	}
+	b.lock.RLock()
+	defer b.lock.RUnlock()
+	return slices.Clone(b.proposerLookahead), nil
+}

beacon-chain/state/state-native/getters_setters_lookahead_test.go

@@ -0,0 +1,44 @@
+package state_native_test
+
+import (
+	"testing"
+
+	state_native "github.com/OffchainLabs/prysm/v6/beacon-chain/state/state-native"
+	"github.com/OffchainLabs/prysm/v6/config/params"
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
+	ethpb "github.com/OffchainLabs/prysm/v6/proto/prysm/v1alpha1"
+	"github.com/OffchainLabs/prysm/v6/testing/require"
+)
+
+func TestProposerLookahead(t *testing.T) {
+	t.Run("Fulu expected values", func(t *testing.T) {
+		lookahead := make([]uint64, int(params.BeaconConfig().MinSeedLookahead+1)*int(params.BeaconConfig().SlotsPerEpoch))
+		want := make([]primitives.ValidatorIndex, int(params.BeaconConfig().MinSeedLookahead+1)*int(params.BeaconConfig().SlotsPerEpoch))
+		st, err := state_native.InitializeFromProtoFulu(&ethpb.BeaconStateFulu{
+			ProposerLookahead: lookahead,
+		})
+		require.NoError(t, err)
+		got, err := st.ProposerLookahead()
+		require.NoError(t, err)
+		require.Equal(t, len(want), len(got))
+		for i, w := range want {
+			require.Equal(t, w, got[i], "index %d", i)
+		}
+	})
+
+	t.Run("Fulu error on invalid size", func(t *testing.T) {
+		lookahead := make([]primitives.ValidatorIndex, int(params.BeaconConfig().MinSeedLookahead+1)*int(params.BeaconConfig().SlotsPerEpoch)+1)
+		st, err := state_native.InitializeFromProtoFulu(&ethpb.BeaconStateFulu{})
+		require.NoError(t, err)
+		require.ErrorContains(t, "invalid size for proposer lookahead", st.SetProposerLookahead(lookahead))
+	})
+
+	t.Run("earlier than electra returns error", func(t *testing.T) {
+		st, err := state_native.InitializeFromProtoDeneb(&ethpb.BeaconStateDeneb{})
+		require.NoError(t, err)
+		_, err = st.ProposerLookahead()
+		require.ErrorContains(t, "is not supported", err)
+		lookahead := make([]primitives.ValidatorIndex, int(params.BeaconConfig().MinSeedLookahead+1)*int(params.BeaconConfig().SlotsPerEpoch))
+		require.ErrorContains(t, "is not supported", st.SetProposerLookahead(lookahead))
+	})
+}

beacon-chain/state/state-native/getters_state.go

@@ -182,7 +182,7 @@ func (b *BeaconState) ToProtoUnsafe() interface{} {
 			NextWithdrawalValidatorIndex: b.nextWithdrawalValidatorIndex,
 			HistoricalSummaries:          b.historicalSummaries,
 		}
-	case version.Electra, version.Fulu:
+	case version.Electra:
 		return &ethpb.BeaconStateElectra{
 			GenesisTime:                   b.genesisTime,
 			GenesisValidatorsRoot:         gvrCopy[:],
@@ -222,6 +222,51 @@ func (b *BeaconState) ToProtoUnsafe() interface{} {
 			PendingPartialWithdrawals:     b.pendingPartialWithdrawals,
 			PendingConsolidations:         b.pendingConsolidations,
 		}
+	case version.Fulu:
+		lookahead := make([]uint64, len(b.proposerLookahead))
+		for i, v := range b.proposerLookahead {
+			lookahead[i] = uint64(v)
+		}
+		return &ethpb.BeaconStateFulu{
+			GenesisTime:                   b.genesisTime,
+			GenesisValidatorsRoot:         gvrCopy[:],
+			Slot:                          b.slot,
+			Fork:                          b.fork,
+			LatestBlockHeader:             b.latestBlockHeader,
+			BlockRoots:                    br,
+			StateRoots:                    sr,
+			HistoricalRoots:               b.historicalRoots.Slice(),
+			Eth1Data:                      b.eth1Data,
+			Eth1DataVotes:                 b.eth1DataVotes,
+			Eth1DepositIndex:              b.eth1DepositIndex,
+			Validators:                    vals,
+			Balances:                      bals,
+			RandaoMixes:                   rm,
+			Slashings:                     b.slashings,
+			PreviousEpochParticipation:    b.previousEpochParticipation,
+			CurrentEpochParticipation:     b.currentEpochParticipation,
+			JustificationBits:             b.justificationBits,
+			PreviousJustifiedCheckpoint:   b.previousJustifiedCheckpoint,
+			CurrentJustifiedCheckpoint:    b.currentJustifiedCheckpoint,
+			FinalizedCheckpoint:           b.finalizedCheckpoint,
+			InactivityScores:              inactivityScores,
+			CurrentSyncCommittee:          b.currentSyncCommittee,
+			NextSyncCommittee:             b.nextSyncCommittee,
+			LatestExecutionPayloadHeader:  b.latestExecutionPayloadHeaderDeneb,
+			NextWithdrawalIndex:           b.nextWithdrawalIndex,
+			NextWithdrawalValidatorIndex:  b.nextWithdrawalValidatorIndex,
+			HistoricalSummaries:           b.historicalSummaries,
+			DepositRequestsStartIndex:     b.depositRequestsStartIndex,
+			DepositBalanceToConsume:       b.depositBalanceToConsume,
+			ExitBalanceToConsume:          b.exitBalanceToConsume,
+			EarliestExitEpoch:             b.earliestExitEpoch,
+			ConsolidationBalanceToConsume: b.consolidationBalanceToConsume,
+			EarliestConsolidationEpoch:    b.earliestConsolidationEpoch,
+			PendingDeposits:               b.pendingDeposits,
+			PendingPartialWithdrawals:     b.pendingPartialWithdrawals,
+			PendingConsolidations:         b.pendingConsolidations,
+			ProposerLookahead:             lookahead,
+		}
 	default:
 		return nil
 	}
@@ -388,7 +433,7 @@ func (b *BeaconState) ToProto() interface{} {
 			NextWithdrawalValidatorIndex: b.nextWithdrawalValidatorIndex,
 			HistoricalSummaries:          b.historicalSummariesVal(),
 		}
-	case version.Electra, version.Fulu:
+	case version.Electra:
 		return &ethpb.BeaconStateElectra{
 			GenesisTime:                   b.genesisTime,
 			GenesisValidatorsRoot:         gvrCopy[:],
@@ -428,6 +473,51 @@ func (b *BeaconState) ToProto() interface{} {
 			PendingPartialWithdrawals:     b.pendingPartialWithdrawalsVal(),
 			PendingConsolidations:         b.pendingConsolidationsVal(),
 		}
+	case version.Fulu:
+		lookahead := make([]uint64, len(b.proposerLookahead))
+		for i, v := range b.proposerLookahead {
+			lookahead[i] = uint64(v)
+		}
+		return &ethpb.BeaconStateFulu{
+			GenesisTime:                   b.genesisTime,
+			GenesisValidatorsRoot:         gvrCopy[:],
+			Slot:                          b.slot,
+			Fork:                          b.forkVal(),
+			LatestBlockHeader:             b.latestBlockHeaderVal(),
+			BlockRoots:                    br,
+			StateRoots:                    sr,
+			HistoricalRoots:               b.historicalRoots.Slice(),
+			Eth1Data:                      b.eth1DataVal(),
+			Eth1DataVotes:                 b.eth1DataVotesVal(),
+			Eth1DepositIndex:              b.eth1DepositIndex,
+			Validators:                    b.validatorsVal(),
+			Balances:                      b.balancesVal(),
+			RandaoMixes:                   rm,
+			Slashings:                     b.slashingsVal(),
+			PreviousEpochParticipation:    b.previousEpochParticipationVal(),
+			CurrentEpochParticipation:     b.currentEpochParticipationVal(),
+			JustificationBits:             b.justificationBitsVal(),
+			PreviousJustifiedCheckpoint:   b.previousJustifiedCheckpointVal(),
+			CurrentJustifiedCheckpoint:    b.currentJustifiedCheckpointVal(),
+			FinalizedCheckpoint:           b.finalizedCheckpointVal(),
+			InactivityScores:              b.inactivityScoresVal(),
+			CurrentSyncCommittee:          b.currentSyncCommitteeVal(),
+			NextSyncCommittee:             b.nextSyncCommitteeVal(),
+			LatestExecutionPayloadHeader:  b.latestExecutionPayloadHeaderDeneb.Copy(),
+			NextWithdrawalIndex:           b.nextWithdrawalIndex,
+			NextWithdrawalValidatorIndex:  b.nextWithdrawalValidatorIndex,
+			HistoricalSummaries:           b.historicalSummariesVal(),
+			DepositRequestsStartIndex:     b.depositRequestsStartIndex,
+			DepositBalanceToConsume:       b.depositBalanceToConsume,
+			ExitBalanceToConsume:          b.exitBalanceToConsume,
+			EarliestExitEpoch:             b.earliestExitEpoch,
+			ConsolidationBalanceToConsume: b.consolidationBalanceToConsume,
+			EarliestConsolidationEpoch:    b.earliestConsolidationEpoch,
+			PendingDeposits:               b.pendingDepositsVal(),
+			PendingPartialWithdrawals:     b.pendingPartialWithdrawalsVal(),
+			PendingConsolidations:         b.pendingConsolidationsVal(),
+			ProposerLookahead:             lookahead,
+		}
 	default:
 		return nil
 	}
@@ -554,4 +644,12 @@ func ProtobufBeaconStateElectra(s interface{}) (*ethpb.BeaconStateElectra, error
 	return pbState, nil
 }
 
-var ProtobufBeaconStateFulu = ProtobufBeaconStateElectra
+// ProtobufBeaconStateFulu transforms an input into beacon state Fulu in the form of protobuf.
+// Error is returned if the input is not type protobuf beacon state.
+func ProtobufBeaconStateFulu(s interface{}) (*ethpb.BeaconStateFulu, error) {
+	pbState, ok := s.(*ethpb.BeaconStateFulu)
+	if !ok {
+		return nil, errors.New("input is not type pb.BeaconStateFulu")
+	}
+	return pbState, nil
+}

beacon-chain/state/state-native/hasher.go

@@ -320,5 +320,13 @@ func ComputeFieldRootsWithHasher(ctx context.Context, state *BeaconState) ([][]b
 		fieldRoots[types.PendingConsolidations.RealPosition()] = pcRoot[:]
 	}
 
+	if state.version >= version.Fulu {
+		// Proposer lookahead root.
+		proposerLookaheadRoot, err := stateutil.ProposerLookaheadRoot(state.proposerLookahead)
+		if err != nil {
+			return nil, errors.Wrap(err, "could not compute proposer lookahead merkleization")
+		}
+		fieldRoots[types.ProposerLookahead.RealPosition()] = proposerLookaheadRoot[:]
+	}
 	return fieldRoots, nil
 }

beacon-chain/state/state-native/setters_proposer_lookahead.go

@@ -0,0 +1,30 @@
+package state_native
+
+import (
+	"errors"
+
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/state/state-native/types"
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/state/stateutil"
+	"github.com/OffchainLabs/prysm/v6/config/params"
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
+	"github.com/OffchainLabs/prysm/v6/runtime/version"
+)
+
+// SetProposerLookahead is a mutating call to the beacon state which sets the proposer lookahead
+func (b *BeaconState) SetProposerLookahead(lookahead []primitives.ValidatorIndex) error {
+	if b.version < version.Fulu {
+		return errNotSupported("SetProposerLookahead", b.version)
+	}
+	if len(lookahead) != int((params.BeaconConfig().MinSeedLookahead+1))*int(params.BeaconConfig().SlotsPerEpoch) {
+		return errors.New("invalid size for proposer lookahead")
+	}
+	b.lock.Lock()
+	defer b.lock.Unlock()
+	b.sharedFieldReferences[types.ProposerLookahead].MinusRef()
+	b.sharedFieldReferences[types.ProposerLookahead] = stateutil.NewRef(1)
+
+	b.proposerLookahead = lookahead
+
+	b.markFieldAsDirty(types.ProposerLookahead)
+	return nil
+}

beacon-chain/state/state-native/state_trie.go

@@ -14,6 +14,7 @@ import (
 	"github.com/OffchainLabs/prysm/v6/config/features"
 	fieldparams "github.com/OffchainLabs/prysm/v6/config/fieldparams"
 	"github.com/OffchainLabs/prysm/v6/config/params"
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
 	mvslice "github.com/OffchainLabs/prysm/v6/container/multi-value-slice"
 	"github.com/OffchainLabs/prysm/v6/container/slice"
 	"github.com/OffchainLabs/prysm/v6/encoding/bytesutil"
@@ -108,7 +109,10 @@ var (
 		types.PendingConsolidations,
 	)
 
-	fuluFields = electraFields
+	fuluFields = append(
+		electraFields,
+		types.ProposerLookahead,
+	)
 )
 
 const (
@@ -118,14 +122,14 @@ const (
 	capellaSharedFieldRefCount                    = 13
 	denebSharedFieldRefCount                      = 13
 	electraSharedFieldRefCount                    = 16
-	fuluSharedFieldRefCount                       = 16
+	fuluSharedFieldRefCount                       = 17
 	experimentalStatePhase0SharedFieldRefCount    = 5
 	experimentalStateAltairSharedFieldRefCount    = 5
 	experimentalStateBellatrixSharedFieldRefCount = 6
 	experimentalStateCapellaSharedFieldRefCount   = 7
 	experimentalStateDenebSharedFieldRefCount     = 7
 	experimentalStateElectraSharedFieldRefCount   = 10
-	experimentalStateFuluSharedFieldRefCount      = 10
+	experimentalStateFuluSharedFieldRefCount      = 11
 )
 
 // InitializeFromProtoPhase0 the beacon state from a protobuf representation.
@@ -159,8 +163,8 @@ func InitializeFromProtoElectra(st *ethpb.BeaconStateElectra) (state.BeaconState
 }
 
 // InitializeFromProtoFulu the beacon state from a protobuf representation.
-func InitializeFromProtoFulu(st *ethpb.BeaconStateElectra) (state.BeaconState, error) {
-	return InitializeFromProtoUnsafeFulu(proto.Clone(st).(*ethpb.BeaconStateElectra))
+func InitializeFromProtoFulu(st *ethpb.BeaconStateFulu) (state.BeaconState, error) {
+	return InitializeFromProtoUnsafeFulu(proto.Clone(st).(*ethpb.BeaconStateFulu))
 }
 
 // InitializeFromProtoUnsafePhase0 directly uses the beacon state protobuf fields
@@ -842,7 +846,7 @@ func InitializeFromProtoUnsafeElectra(st *ethpb.BeaconStateElectra) (state.Beaco
 
 // InitializeFromProtoUnsafeFulu directly uses the beacon state protobuf fields
 // and sets them as fields of the BeaconState type.
-func InitializeFromProtoUnsafeFulu(st *ethpb.BeaconStateElectra) (state.BeaconState, error) {
+func InitializeFromProtoUnsafeFulu(st *ethpb.BeaconStateFulu) (state.BeaconState, error) {
 	if st == nil {
 		return nil, errors.New("received nil state")
 	}
@@ -852,6 +856,10 @@ func InitializeFromProtoUnsafeFulu(st *ethpb.BeaconStateElectra) (state.BeaconSt
 		hRoots[i] = bytesutil.ToBytes32(r)
 	}
 
+	proposerLookahead := make([]primitives.ValidatorIndex, len(st.ProposerLookahead))
+	for i, v := range st.ProposerLookahead {
+		proposerLookahead[i] = primitives.ValidatorIndex(v)
+	}
 	fieldCount := params.BeaconConfig().BeaconStateFuluFieldCount
 	b := &BeaconState{
 		version:                           version.Fulu,
@@ -886,6 +894,7 @@ func InitializeFromProtoUnsafeFulu(st *ethpb.BeaconStateElectra) (state.BeaconSt
 		pendingDeposits:                   st.PendingDeposits,
 		pendingPartialWithdrawals:         st.PendingPartialWithdrawals,
 		pendingConsolidations:             st.PendingConsolidations,
+		proposerLookahead:                 proposerLookahead,
 
 		dirtyFields:      make(map[types.FieldIndex]bool, fieldCount),
 		dirtyIndices:     make(map[types.FieldIndex][]uint64, fieldCount),
@@ -950,6 +959,7 @@ func InitializeFromProtoUnsafeFulu(st *ethpb.BeaconStateElectra) (state.BeaconSt
 	b.sharedFieldReferences[types.PendingDeposits] = stateutil.NewRef(1)
 	b.sharedFieldReferences[types.PendingPartialWithdrawals] = stateutil.NewRef(1)
 	b.sharedFieldReferences[types.PendingConsolidations] = stateutil.NewRef(1)
+	b.sharedFieldReferences[types.ProposerLookahead] = stateutil.NewRef(1) // New in Fulu.
 	if !features.Get().EnableExperimentalState {
 		b.sharedFieldReferences[types.BlockRoots] = stateutil.NewRef(1)
 		b.sharedFieldReferences[types.StateRoots] = stateutil.NewRef(1)
@@ -1015,6 +1025,7 @@ func (b *BeaconState) Copy() state.BeaconState {
 		currentEpochAttestations:  b.currentEpochAttestations,
 		eth1DataVotes:             b.eth1DataVotes,
 		slashings:                 b.slashings,
+		proposerLookahead:         b.proposerLookahead,
 
 		// Large arrays, increases over time.
 		balances:                   b.balances,
@@ -1441,6 +1452,8 @@ func (b *BeaconState) rootSelector(ctx context.Context, field types.FieldIndex)
 		return stateutil.PendingPartialWithdrawalsRoot(b.pendingPartialWithdrawals)
 	case types.PendingConsolidations:
 		return stateutil.PendingConsolidationsRoot(b.pendingConsolidations)
+	case types.ProposerLookahead:
+		return stateutil.ProposerLookaheadRoot(b.proposerLookahead)
 	}
 	return [32]byte{}, errors.New("invalid field index provided")
 }

beacon-chain/state/state-native/types/types.go

@@ -112,6 +112,8 @@ func (f FieldIndex) String() string {
 		return "pendingPartialWithdrawals"
 	case PendingConsolidations:
 		return "pendingConsolidations"
+	case ProposerLookahead:
+		return "proposerLookahead"
 	default:
 		return fmt.Sprintf("unknown field index number: %d", f)
 	}
@@ -195,6 +197,8 @@ func (f FieldIndex) RealPosition() int {
 		return 35
 	case PendingConsolidations:
 		return 36
+	case ProposerLookahead:
+		return 37
 	default:
 		return -1
 	}
@@ -259,6 +263,7 @@ const (
 	PendingDeposits               // Electra: EIP-7251
 	PendingPartialWithdrawals     // Electra: EIP-7251
 	PendingConsolidations         // Electra: EIP-7251
+	ProposerLookahead             // Fulu: EIP-7917
 )
 
 // Enumerator keeps track of the number of states created since the node's start.

beacon-chain/state/stateutil/BUILD.bazel

@@ -15,6 +15,7 @@ go_library(
         "pending_consolidations_root.go",
         "pending_deposits_root.go",
         "pending_partial_withdrawals_root.go",
+        "proposer_lookahead_root.go",
         "reference.go",
         "sync_committee.root.go",
         "trie_helpers.go",
@@ -49,6 +50,7 @@ go_test(
         "benchmark_test.go",
         "field_root_test.go",
         "field_root_validator_test.go",
+        "proposer_lookahead_root_test.go",
         "reference_bench_test.go",
         "state_root_test.go",
         "trie_helpers_test.go",

beacon-chain/state/stateutil/proposer_lookahead_root.go

@@ -0,0 +1,18 @@
+package stateutil
+
+import (
+	"encoding/binary"
+
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
+	"github.com/OffchainLabs/prysm/v6/encoding/ssz"
+)
+
+// ProposerLookaheadRoot computes the hash tree root of the proposer lookahead
+func ProposerLookaheadRoot(lookahead []primitives.ValidatorIndex) ([32]byte, error) {
+	chunks := make([][32]byte, (len(lookahead)*8+31)/32)
+	for i, idx := range lookahead {
+		j := i / 4
+		binary.LittleEndian.PutUint64(chunks[j][(i%4)*8:], uint64(idx))
+	}
+	return ssz.MerkleizeVector(chunks, uint64(len(chunks))), nil
+}

beacon-chain/state/stateutil/proposer_lookahead_root_test.go

@@ -0,0 +1,17 @@
+package stateutil_test
+
+import (
+	"testing"
+
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/state/stateutil"
+	"github.com/OffchainLabs/prysm/v6/consensus-types/primitives"
+	"github.com/OffchainLabs/prysm/v6/testing/require"
+)
+
+func TestProposerLookaheadRoot(t *testing.T) {
+	lookahead := make([]primitives.ValidatorIndex, 64)
+	root, err := stateutil.ProposerLookaheadRoot(lookahead)
+	require.NoError(t, err)
+	expected := [32]byte{83, 109, 152, 131, 127, 45, 209, 101, 165, 93, 94, 234, 233, 20, 133, 149, 68, 114, 213, 111, 36, 109, 242, 86, 191, 60, 174, 25, 53, 42, 18, 60}
+	require.Equal(t, expected, root)
+}

beacon-chain/sync/BUILD.bazel

@@ -140,6 +140,7 @@ go_library(
         "//time/slots:go_default_library",
         "@com_github_ethereum_go_ethereum//common/hexutil:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/enode:go_default_library",
+        "@com_github_ferranbt_fastssz//:go_default_library",
         "@com_github_hashicorp_golang_lru//:go_default_library",
         "@com_github_libp2p_go_libp2p//core:go_default_library",
         "@com_github_libp2p_go_libp2p//core/host:go_default_library",

beacon-chain/sync/data_columns_test.go

@@ -1464,7 +1464,7 @@ func TestFetchDataColumnsFromPeers(t *testing.T) {
 				peersID = append(peersID, peerID)
 			}
 
-			status := &pb.Status{HeadSlot: peersHeadSlot}
+			status := &pb.StatusV2{HeadSlot: peersHeadSlot}
 
 			for _, peerID := range peersID {
 				p2pSvc.Peers().SetChainState(peerID, status)

beacon-chain/sync/initial-sync/blocks_fetcher_utils_test.go

@@ -390,7 +390,7 @@ func TestBlocksFetcher_findForkWithPeer(t *testing.T) {
 		defer func() {
 			assert.NoError(t, p1.Disconnect(p2.PeerID()))
 		}()
-		p1.Peers().SetChainState(p2.PeerID(), &ethpb.Status{
+		p1.Peers().SetChainState(p2.PeerID(), &ethpb.StatusV2{
 			HeadRoot: nil,
 			HeadSlot: 0,
 		})

beacon-chain/sync/initial-sync/initial_sync_test.go

@@ -229,7 +229,7 @@ func connectPeer(t *testing.T, host *p2pt.TestP2P, datum *peerData, peerStatus *
 
 	peerStatus.Add(new(enr.Record), p.PeerID(), nil, network.DirOutbound)
 	peerStatus.SetConnectionState(p.PeerID(), peers.Connected)
-	peerStatus.SetChainState(p.PeerID(), &ethpb.Status{
+	peerStatus.SetChainState(p.PeerID(), &ethpb.StatusV2{
 		ForkDigest:     params.BeaconConfig().GenesisForkVersion,
 		FinalizedRoot:  []byte(fmt.Sprintf("finalized_root %d", datum.finalizedEpoch)),
 		FinalizedEpoch: datum.finalizedEpoch,
@@ -328,7 +328,7 @@ func connectPeerHavingBlocks(
 
 	peerStatus.Add(new(enr.Record), p.PeerID(), nil, network.DirOutbound)
 	peerStatus.SetConnectionState(p.PeerID(), peers.Connected)
-	peerStatus.SetChainState(p.PeerID(), &ethpb.Status{
+	peerStatus.SetChainState(p.PeerID(), &ethpb.StatusV2{
 		ForkDigest:     params.BeaconConfig().GenesisForkVersion,
 		FinalizedRoot:  []byte(fmt.Sprintf("finalized_root %d", finalizedEpoch)),
 		FinalizedEpoch: finalizedEpoch,

beacon-chain/sync/pending_attestations_queue_test.go

@@ -49,7 +49,7 @@ func TestProcessPendingAtts_NoBlockRequestBlock(t *testing.T) {
 	assert.Equal(t, 1, len(p1.BHost.Network().Peers()), "Expected peers to be connected")
 	p1.Peers().Add(new(enr.Record), p2.PeerID(), nil, network.DirOutbound)
 	p1.Peers().SetConnectionState(p2.PeerID(), peers.Connected)
-	p1.Peers().SetChainState(p2.PeerID(), &ethpb.Status{})
+	p1.Peers().SetChainState(p2.PeerID(), &ethpb.StatusV2{})
 
 	chain := &mock.ChainService{Genesis: prysmTime.Now(), FinalizedCheckPoint: &ethpb.Checkpoint{}}
 	r := &Service{

beacon-chain/sync/pending_blocks_queue_test.go

@@ -407,7 +407,7 @@ func TestRegularSyncBeaconBlockSubscriber_ProcessPendingBlocks_2Chains(t *testin
 
 	p1.Peers().Add(new(enr.Record), p2.PeerID(), nil, network.DirOutbound)
 	p1.Peers().SetConnectionState(p2.PeerID(), peers.Connected)
-	p1.Peers().SetChainState(p2.PeerID(), &ethpb.Status{})
+	p1.Peers().SetChainState(p2.PeerID(), &ethpb.StatusV2{})
 
 	b0 := util.NewBeaconBlock()
 	util.SaveBlock(t, context.Background(), r.cfg.beaconDB, b0)
@@ -506,7 +506,7 @@ func TestRegularSyncBeaconBlockSubscriber_PruneOldPendingBlocks(t *testing.T) {
 
 	p1.Peers().Add(new(enr.Record), p1.PeerID(), nil, network.DirOutbound)
 	p1.Peers().SetConnectionState(p1.PeerID(), peers.Connected)
-	p1.Peers().SetChainState(p1.PeerID(), &ethpb.Status{})
+	p1.Peers().SetChainState(p1.PeerID(), &ethpb.StatusV2{})
 
 	b0 := util.NewBeaconBlock()
 	util.SaveBlock(t, context.Background(), r.cfg.beaconDB, b0)
@@ -612,7 +612,7 @@ func TestService_BatchRootRequest(t *testing.T) {
 
 	p1.Peers().Add(new(enr.Record), p2.PeerID(), nil, network.DirOutbound)
 	p1.Peers().SetConnectionState(p2.PeerID(), peers.Connected)
-	p1.Peers().SetChainState(p2.PeerID(), &ethpb.Status{FinalizedEpoch: 2})
+	p1.Peers().SetChainState(p2.PeerID(), &ethpb.StatusV2{FinalizedEpoch: 2})
 
 	b0 := util.NewBeaconBlock()
 	util.SaveBlock(t, context.Background(), r.cfg.beaconDB, b0)

beacon-chain/sync/rate_limiter.go

@@ -64,6 +64,7 @@ func newRateLimiter(p2pProvider p2p.P2P) *limiter {
 	topicMap[addEncoding(p2p.RPCPingTopicV1)] = leakybucket.NewCollector(1, defaultBurstLimit, leakyBucketPeriod, false /* deleteEmptyBuckets */)
 	// Status Message
 	topicMap[addEncoding(p2p.RPCStatusTopicV1)] = leakybucket.NewCollector(1, defaultBurstLimit, leakyBucketPeriod, false /* deleteEmptyBuckets */)
+	topicMap[addEncoding(p2p.RPCStatusTopicV2)] = leakybucket.NewCollector(1, defaultBurstLimit, leakyBucketPeriod, false /* deleteEmptyBuckets */)
 
 	// Use a single collector for block requests
 	blockCollector := leakybucket.NewCollector(allowedBlocksPerSecond, allowedBlocksBurst, blockBucketPeriod, false /* deleteEmptyBuckets */)

beacon-chain/sync/rate_limiter_test.go

@@ -18,7 +18,7 @@ import (
 
 func TestNewRateLimiter(t *testing.T) {
 	rlimiter := newRateLimiter(mockp2p.NewTestP2P(t))
-	assert.Equal(t, 19, len(rlimiter.limiterMap), "correct number of topics not registered")
+	assert.Equal(t, 20, len(rlimiter.limiterMap), "correct number of topics not registered")
 }
 
 func TestNewRateLimiter_FreeCorrectly(t *testing.T) {

beacon-chain/sync/rpc.go

@@ -42,7 +42,7 @@ func (s *Service) rpcHandlerByTopicFromFork(forkIndex int) (map[string]rpcHandle
 	// Fulu: https://github.com/ethereum/consensus-specs/blob/dev/specs/fulu/p2p-interface.md#messages
 	if forkIndex >= version.Fulu {
 		return map[string]rpcHandler{
-			p2p.RPCStatusTopicV1:                    s.statusRPCHandler,
+			p2p.RPCStatusTopicV2:                    s.statusRPCHandler, // Modified in Fulu
 			p2p.RPCGoodByeTopicV1:                   s.goodbyeRPCHandler,
 			p2p.RPCBlocksByRangeTopicV2:             s.beaconBlocksByRangeRPCHandler,
 			p2p.RPCBlocksByRootTopicV2:              s.beaconBlocksRootRPCHandler,

beacon-chain/sync/rpc_beacon_blocks_by_root_test.go

@@ -395,7 +395,7 @@ func TestRequestPendingBlobs(t *testing.T) {
 		}
 		p1.Peers().Add(new(enr.Record), p2.PeerID(), nil, network.DirOutbound)
 		p1.Peers().SetConnectionState(p2.PeerID(), peers.Connected)
-		p1.Peers().SetChainState(p2.PeerID(), &ethpb.Status{FinalizedEpoch: 1})
+		p1.Peers().SetChainState(p2.PeerID(), &ethpb.StatusV2{FinalizedEpoch: 1})
 		s := &Service{
 			cfg: &config{
 				p2p:         p1,

beacon-chain/sync/rpc_status.go

@@ -10,6 +10,7 @@ import (
 	"github.com/OffchainLabs/prysm/v6/async"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/p2p"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/p2p/peers"
+	"github.com/OffchainLabs/prysm/v6/beacon-chain/p2p/types"
 	p2ptypes "github.com/OffchainLabs/prysm/v6/beacon-chain/p2p/types"
 	"github.com/OffchainLabs/prysm/v6/cmd/beacon-chain/flags"
 	"github.com/OffchainLabs/prysm/v6/config/params"
@@ -18,6 +19,7 @@ import (
 	pb "github.com/OffchainLabs/prysm/v6/proto/prysm/v1alpha1"
 	prysmTime "github.com/OffchainLabs/prysm/v6/time"
 	"github.com/OffchainLabs/prysm/v6/time/slots"
+	ssz "github.com/ferranbt/fastssz"
 	libp2pcore "github.com/libp2p/go-libp2p/core"
 	"github.com/libp2p/go-libp2p/core/network"
 	"github.com/libp2p/go-libp2p/core/peer"
@@ -134,45 +136,47 @@ func (s *Service) sendRPCStatusRequest(ctx context.Context, id peer.ID) error {
 
 	headRoot, err := s.cfg.chain.HeadRoot(ctx)
 	if err != nil {
-		return err
+		return errors.Wrap(err, "chain head root")
 	}
 
 	forkDigest, err := s.currentForkDigest()
 	if err != nil {
-		return err
+		return errors.Wrap(err, "current fork digest")
 	}
+
+	// Compute the current epoch.
+	currentSlot := s.cfg.clock.CurrentSlot()
+	currentEpoch := slots.ToEpoch(currentSlot)
+
+	// Compute the topic for the status request regarding the current epoch.
+	topic, err := p2p.TopicFromMessage(p2p.StatusMessageName, currentEpoch)
+	if err != nil {
+		return errors.Wrap(err, "topic from message")
+	}
+
 	cp := s.cfg.chain.FinalizedCheckpt()
-	resp := &pb.Status{
-		ForkDigest:     forkDigest[:],
-		FinalizedRoot:  cp.Root,
-		FinalizedEpoch: cp.Epoch,
-		HeadRoot:       headRoot,
-		HeadSlot:       s.cfg.chain.HeadSlot(),
-	}
-	topic, err := p2p.TopicFromMessage(p2p.StatusMessageName, slots.ToEpoch(s.cfg.clock.CurrentSlot()))
+	status := s.buildStatusFromEpoch(currentEpoch, forkDigest, cp.Root, cp.Epoch, headRoot)
+
+	stream, err := s.cfg.p2p.Send(ctx, status, topic, id)
 	if err != nil {
-		return err
-	}
-	stream, err := s.cfg.p2p.Send(ctx, resp, topic, id)
-	if err != nil {
-		return err
+		return errors.Wrap(err, "p2p send")
 	}
+
 	defer closeStream(stream, log)
 
 	code, errMsg, err := ReadStatusCode(stream, s.cfg.p2p.Encoding())
 	if err != nil {
 		s.cfg.p2p.Peers().Scorers().BadResponsesScorer().Increment(stream.Conn().RemotePeer())
-		return err
+		return errors.Wrap(err, "read status code")
 	}
-
 	if code != 0 {
 		s.cfg.p2p.Peers().Scorers().BadResponsesScorer().Increment(id)
 		return errors.New(errMsg)
 	}
-	msg := &pb.Status{}
-	if err := s.cfg.p2p.Encoding().DecodeWithMaxLength(stream, msg); err != nil {
-		s.cfg.p2p.Peers().Scorers().BadResponsesScorer().Increment(stream.Conn().RemotePeer())
-		return err
+
+	msg, err := s.decodeStatus(stream, currentEpoch)
+	if err != nil {
+		return errors.Wrap(err, "decode status")
 	}
 
 	// If validation fails, validation error is logged, and peer status scorer will mark peer as bad.
@@ -181,9 +185,35 @@ func (s *Service) sendRPCStatusRequest(ctx context.Context, id peer.ID) error {
 	if err := s.cfg.p2p.Peers().IsBad(id); err != nil {
 		s.disconnectBadPeer(s.ctx, id, err)
 	}
+
 	return err
 }
 
+func (s *Service) decodeStatus(stream network.Stream, epoch primitives.Epoch) (*pb.StatusV2, error) {
+	if epoch >= params.BeaconConfig().FuluForkEpoch {
+		msg := new(pb.StatusV2)
+		if err := s.cfg.p2p.Encoding().DecodeWithMaxLength(stream, msg); err != nil {
+			s.cfg.p2p.Peers().Scorers().BadResponsesScorer().Increment(stream.Conn().RemotePeer())
+			return nil, errors.Wrap(err, "decode with max length")
+		}
+
+		return msg, nil
+	}
+
+	msg := new(pb.Status)
+	if err := s.cfg.p2p.Encoding().DecodeWithMaxLength(stream, msg); err != nil {
+		s.cfg.p2p.Peers().Scorers().BadResponsesScorer().Increment(stream.Conn().RemotePeer())
+		return nil, errors.Wrap(err, "decode with max length")
+	}
+
+	status, err := statusV2(msg)
+	if err != nil {
+		return nil, errors.Wrap(err, "status data")
+	}
+
+	return status, nil
+}
+
 func (s *Service) reValidatePeer(ctx context.Context, id peer.ID) error {
 	s.cfg.p2p.Peers().Scorers().PeerStatusScorer().SetHeadSlot(s.cfg.chain.HeadSlot())
 	if err := s.sendRPCStatusRequest(ctx, id); err != nil {
@@ -203,10 +233,11 @@ func (s *Service) statusRPCHandler(ctx context.Context, msg interface{}, stream
 	defer cancel()
 	SetRPCStreamDeadlines(stream)
 	log := log.WithField("handler", "status")
-	m, ok := msg.(*pb.Status)
-	if !ok {
-		return errors.New("message is not type *pb.Status")
+	m, err := statusV2(msg)
+	if err != nil {
+		return errors.Wrap(err, "status data")
 	}
+
 	if err := s.rateLimiter.validateRequest(stream, 1); err != nil {
 		return err
 	}
@@ -266,30 +297,118 @@ func (s *Service) statusRPCHandler(ctx context.Context, msg interface{}, stream
 func (s *Service) respondWithStatus(ctx context.Context, stream network.Stream) error {
 	headRoot, err := s.cfg.chain.HeadRoot(ctx)
 	if err != nil {
-		return err
+		return errors.Wrap(err, "chain head root")
 	}
 
 	forkDigest, err := s.currentForkDigest()
 	if err != nil {
-		return err
+		return errors.Wrap(err, "current fork digest")
 	}
+
 	cp := s.cfg.chain.FinalizedCheckpt()
-	resp := &pb.Status{
-		ForkDigest:     forkDigest[:],
-		FinalizedRoot:  cp.Root,
-		FinalizedEpoch: cp.Epoch,
-		HeadRoot:       headRoot,
-		HeadSlot:       s.cfg.chain.HeadSlot(),
+	status, err := s.buildStatusFromStream(stream, forkDigest, cp.Root, cp.Epoch, headRoot)
+	if err != nil {
+		return errors.Wrap(err, "build status")
 	}
 
 	if _, err := stream.Write([]byte{responseCodeSuccess}); err != nil && !isUnwantedError(err) {
 		log.WithError(err).Debug("Could not write to stream")
 	}
-	_, err = s.cfg.p2p.Encoding().EncodeWithMaxLength(stream, resp)
-	return err
+
+	if _, err := s.cfg.p2p.Encoding().EncodeWithMaxLength(stream, status); err != nil {
+		return errors.Wrap(err, "encode with max length")
+	}
+
+	return nil
 }
 
-func (s *Service) validateStatusMessage(ctx context.Context, msg *pb.Status) error {
+func (s *Service) buildStatusFromStream(
+	stream libp2pcore.Stream,
+	forkDigest [4]byte,
+	finalizedRoot []byte,
+	FinalizedEpoch primitives.Epoch,
+	headRoot []byte,
+) (ssz.Marshaler, error) {
+	// Get the stream version from the protocol.
+	_, _, streamVersion, err := p2p.TopicDeconstructor(string(stream.Protocol()))
+	if err != nil {
+		err := errors.Wrap(err, "topic deconstructor")
+
+		resp, err2 := s.generateErrorResponse(responseCodeServerError, types.ErrGeneric.Error())
+		if err2 != nil {
+			log.WithError(err2).Debug("Could not write to stream")
+			return nil, err
+		}
+
+		if _, err2 := stream.Write(resp); err != nil {
+			log.WithError(err2).Debug("Could not write to stream")
+		}
+
+		return nil, err
+	}
+
+	if streamVersion == p2p.SchemaVersionV2 {
+		status := &pb.StatusV2{
+			ForkDigest:            forkDigest[:],
+			FinalizedRoot:         finalizedRoot,
+			FinalizedEpoch:        FinalizedEpoch,
+			HeadRoot:              headRoot,
+			HeadSlot:              s.cfg.chain.HeadSlot(),
+			EarliestAvailableSlot: 0,
+		}
+
+		return status, nil
+	}
+
+	status := &pb.Status{
+		ForkDigest:     forkDigest[:],
+		FinalizedRoot:  finalizedRoot,
+		FinalizedEpoch: FinalizedEpoch,
+		HeadRoot:       headRoot,
+		HeadSlot:       s.cfg.chain.HeadSlot(),
+	}
+
+	return status, nil
+}
+
+func (s *Service) buildStatusFromEpoch(
+	epoch primitives.Epoch,
+	forkDigest [4]byte,
+	finalizedRoot []byte,
+	FinalizedEpoch primitives.Epoch,
+	headRoot []byte,
+) ssz.Marshaler {
+	// Get the stream version from the protocol.
+	if epoch >= params.BeaconConfig().FuluForkEpoch {
+		status := &pb.StatusV2{
+			ForkDigest:            forkDigest[:],
+			FinalizedRoot:         finalizedRoot,
+			FinalizedEpoch:        FinalizedEpoch,
+			HeadRoot:              headRoot,
+			HeadSlot:              s.cfg.chain.HeadSlot(),
+			EarliestAvailableSlot: 0,
+		}
+
+		return status
+	}
+
+	status := &pb.Status{
+		ForkDigest:     forkDigest[:],
+		FinalizedRoot:  finalizedRoot,
+		FinalizedEpoch: FinalizedEpoch,
+		HeadRoot:       headRoot,
+		HeadSlot:       s.cfg.chain.HeadSlot(),
+	}
+
+	return status
+}
+
+func (s *Service) validateStatusMessage(ctx context.Context, genericMsg interface{}) error {
+	msg, err := statusV2(genericMsg)
+	if err != nil {
+		return errors.Wrap(err, "status data")
+	}
+
 	forkDigest, err := s.currentForkDigest()
 	if err != nil {
 		return err
@@ -359,3 +478,24 @@ func (s *Service) validateStatusMessage(ctx context.Context, msg *pb.Status) err
 	}
 	return p2ptypes.ErrInvalidEpoch
 }
+
+func statusV2(msg interface{}) (*pb.StatusV2, error) {
+	if status, ok := msg.(*pb.StatusV2); ok {
+		return status, nil
+	}
+
+	if status, ok := msg.(*pb.Status); ok {
+		status := &pb.StatusV2{
+			ForkDigest:            status.ForkDigest,
+			FinalizedRoot:         status.FinalizedRoot,
+			FinalizedEpoch:        status.FinalizedEpoch,
+			HeadRoot:              status.HeadRoot,
+			HeadSlot:              status.HeadSlot,
+			EarliestAvailableSlot: 0, // Default value for StatusV2
+		}
+
+		return status, nil
+	}
+	return nil, errors.New("message is not type *pb.Status or *pb.StatusV2")
+
+}

beacon-chain/sync/rpc_status_test.go

@@ -6,6 +6,8 @@ import (
 	"testing"
 	"time"
 
+	beaconState "github.com/OffchainLabs/prysm/v6/beacon-chain/state"
+
 	"github.com/OffchainLabs/prysm/v6/async/abool"
 	mock "github.com/OffchainLabs/prysm/v6/beacon-chain/blockchain/testing"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/transition"
@@ -399,6 +401,7 @@ func TestHandshakeHandlers_Roundtrip(t *testing.T) {
 	if util.WaitTimeout(&wg, 1*time.Second) {
 		t.Fatal("Did not receive stream within 1 sec")
 	}
+
 	if util.WaitTimeout(&wg2, 1*time.Second) {
 		t.Fatal("Did not receive stream within 1 sec")
 	}
@@ -425,80 +428,148 @@ func TestHandshakeHandlers_Roundtrip(t *testing.T) {
 }
 
 func TestStatusRPCRequest_RequestSent(t *testing.T) {
-	p1 := p2ptest.NewTestP2P(t)
-	p2 := p2ptest.NewTestP2P(t)
+	beaconConfig := params.BeaconConfig()
 
-	// Set up a head state with data we expect.
-	head := util.NewBeaconBlock()
-	head.Block.Slot = 111
-	headRoot, err := head.Block.HashTreeRoot()
-	require.NoError(t, err)
-	finalized := util.NewBeaconBlock()
-	finalized.Block.Slot = 40
-	finalizedRoot, err := finalized.Block.HashTreeRoot()
-	require.NoError(t, err)
-	genesisState, err := transition.GenesisBeaconState(context.Background(), nil, 0, &ethpb.Eth1Data{})
-	require.NoError(t, err)
-	require.NoError(t, genesisState.SetSlot(111))
-	require.NoError(t, genesisState.UpdateBlockRootAtIndex(111%uint64(params.BeaconConfig().SlotsPerHistoricalRoot), headRoot))
-	finalizedCheckpt := &ethpb.Checkpoint{
-		Epoch: 5,
-		Root:  finalizedRoot[:],
-	}
+	testCases := []struct {
+		name          string
+		fuluForkEpoch primitives.Epoch
+		topic         string
+		streamHandler func(service *Service, stream network.Stream, genesisState beaconState.BeaconState, beaconRoot, headRoot, finalizedRoot []byte)
+	}{
+		{
+			name:          "before fulu",
+			fuluForkEpoch: beaconConfig.FarFutureEpoch,
+			topic:         "/eth2/beacon_chain/req/status/1/ssz_snappy",
+			streamHandler: func(service *Service, stream network.Stream, genesisState beaconState.BeaconState, beaconRoot, headRoot, finalizedRoot []byte) {
+				out := &ethpb.Status{}
+				require.NoError(t, service.cfg.p2p.Encoding().DecodeWithMaxLength(stream, out))
 
-	chain := &mock.ChainService{
-		State:               genesisState,
-		FinalizedCheckPoint: finalizedCheckpt,
-		Root:                headRoot[:],
-		Fork: &ethpb.Fork{
-			PreviousVersion: params.BeaconConfig().GenesisForkVersion,
-			CurrentVersion:  params.BeaconConfig().GenesisForkVersion,
+				digest, err := service.currentForkDigest()
+				require.NoError(t, err)
+
+				expected := &ethpb.Status{
+					ForkDigest:     digest[:],
+					HeadSlot:       genesisState.Slot(),
+					HeadRoot:       headRoot[:],
+					FinalizedEpoch: 5,
+					FinalizedRoot:  finalizedRoot[:],
+				}
+
+				if !proto.Equal(out, expected) {
+					t.Errorf("Did not receive expected message. Got %+v wanted %+v", out, expected)
+				}
+
+				err = service.respondWithStatus(context.Background(), stream)
+				require.NoError(t, err)
+			},
 		},
-		Genesis:        time.Now(),
-		ValidatorsRoot: [32]byte{'A'},
-	}
-	r := &Service{
-		cfg: &config{
-			p2p:   p1,
-			chain: chain,
-			clock: startup.NewClock(chain.Genesis, chain.ValidatorsRoot),
+		{
+			name:          "after fulu",
+			fuluForkEpoch: 0,
+			topic:         "/eth2/beacon_chain/req/status/2/ssz_snappy",
+			streamHandler: func(service *Service, stream network.Stream, genesisState beaconState.BeaconState, beaconRoot, headRoot, finalizedRoot []byte) {
+				out := &ethpb.StatusV2{}
+				assert.NoError(t, service.cfg.p2p.Encoding().DecodeWithMaxLength(stream, out))
+
+				digest, err := service.currentForkDigest()
+				assert.NoError(t, err)
+
+				expected := &ethpb.StatusV2{
+					ForkDigest:            digest[:],
+					HeadSlot:              genesisState.Slot(),
+					HeadRoot:              headRoot[:],
+					FinalizedEpoch:        5,
+					FinalizedRoot:         finalizedRoot[:],
+					EarliestAvailableSlot: 0,
+				}
+
+				if !proto.Equal(out, expected) {
+					t.Errorf("Did not receive expected message. Got %+v wanted %+v", out, expected)
+				}
+
+				err = service.respondWithStatus(context.Background(), stream)
+				require.NoError(t, err)
+			},
 		},
-		ctx:         context.Background(),
-		rateLimiter: newRateLimiter(p1),
 	}
 
-	// Setup streams
-	pcl := protocol.ID("/eth2/beacon_chain/req/status/1/ssz_snappy")
-	topic := string(pcl)
-	r.rateLimiter.limiterMap[topic] = leakybucket.NewCollector(1, 1, time.Second, false)
-	var wg sync.WaitGroup
-	wg.Add(1)
-	p2.BHost.SetStreamHandler(pcl, func(stream network.Stream) {
-		defer wg.Done()
-		out := &ethpb.Status{}
-		assert.NoError(t, r.cfg.p2p.Encoding().DecodeWithMaxLength(stream, out))
-		digest, err := r.currentForkDigest()
-		assert.NoError(t, err)
-		expected := &ethpb.Status{
-			ForkDigest:     digest[:],
-			HeadSlot:       genesisState.Slot(),
-			HeadRoot:       headRoot[:],
-			FinalizedEpoch: 5,
-			FinalizedRoot:  finalizedRoot[:],
-		}
-		if !proto.Equal(out, expected) {
-			t.Errorf("Did not receive expected message. Got %+v wanted %+v", out, expected)
-		}
-	})
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			params.SetupTestConfigCleanup(t)
+			cfg := params.BeaconConfig().Copy()
+			cfg.FuluForkEpoch = tc.fuluForkEpoch
+			cfg.ForkVersionSchedule[bytesutil.ToBytes4(cfg.FuluForkVersion)] = cfg.FuluForkEpoch
+			params.OverrideBeaconConfig(cfg)
 
-	p1.AddConnectionHandler(r.sendRPCStatusRequest, nil)
-	p1.Connect(p2)
+			p1, p2 := p2ptest.NewTestP2P(t), p2ptest.NewTestP2P(t)
+			p1.Connect(p2)
 
-	if util.WaitTimeout(&wg, 1*time.Second) {
-		t.Fatal("Did not receive stream within 1 sec")
+			// Set up a head state with data we expect.
+			head := util.NewBeaconBlock()
+			head.Block.Slot = 111
+			headRoot, err := head.Block.HashTreeRoot()
+			require.NoError(t, err)
+
+			finalized := util.NewBeaconBlock()
+			finalized.Block.Slot = 40
+			finalizedRoot, err := finalized.Block.HashTreeRoot()
+			require.NoError(t, err)
+
+			genesisState, err := transition.GenesisBeaconState(context.Background(), nil, 0, &ethpb.Eth1Data{})
+			require.NoError(t, err)
+
+			require.NoError(t, genesisState.SetSlot(111))
+			require.NoError(t, genesisState.UpdateBlockRootAtIndex(111%uint64(params.BeaconConfig().SlotsPerHistoricalRoot), headRoot))
+
+			finalizedCheckpt := &ethpb.Checkpoint{
+				Epoch: 5,
+				Root:  finalizedRoot[:],
+			}
+
+			chain := &mock.ChainService{
+				State:               genesisState,
+				FinalizedCheckPoint: finalizedCheckpt,
+				Root:                headRoot[:],
+				Fork: &ethpb.Fork{
+					PreviousVersion: params.BeaconConfig().GenesisForkVersion,
+					CurrentVersion:  params.BeaconConfig().GenesisForkVersion,
+				},
+				Genesis:        time.Now(),
+				ValidatorsRoot: [32]byte{'A'},
+			}
+
+			r := &Service{
+				cfg: &config{
+					p2p:   p1,
+					chain: chain,
+					clock: startup.NewClock(chain.Genesis, chain.ValidatorsRoot),
+				},
+				ctx:         context.Background(),
+				rateLimiter: newRateLimiter(p1),
+			}
+
+			// Setup streams
+			pcl := protocol.ID(tc.topic)
+
+			r.rateLimiter.limiterMap[tc.topic] = leakybucket.NewCollector(1, 1, time.Second, false)
+
+			var wg sync.WaitGroup
+			wg.Add(1)
+			p2.BHost.SetStreamHandler(pcl, func(stream network.Stream) {
+				defer wg.Done()
+				tc.streamHandler(r, stream, genesisState, chain.Root[:], headRoot[:], finalizedRoot[:])
+			})
+
+			err = r.sendRPCStatusRequest(context.Background(), p2.BHost.ID())
+			require.ErrorIs(t, err, p2ptypes.ErrInvalidEpoch)
+
+			if util.WaitTimeout(&wg, 1*time.Hour) {
+				t.Fatal("Did not receive stream within 1 sec")
+			}
+
+			assert.Equal(t, 1, len(p1.BHost.Network().Peers()), "Expected peers to continue being connected")
+		})
 	}
-
-	assert.Equal(t, 1, len(p1.BHost.Network().Peers()), "Expected peers to continue being connected")
 }
 
 func TestStatusRPCRequest_FinalizedBlockExists(t *testing.T) {

changelog/potuz_eip_7917.md

@@ -0,0 +1,3 @@
+### Added
+
+- Implement EIP-7917: Stable proposer lookahead. 

changelog/tt_fugu_.md

@@ -0,0 +1,3 @@
+### Removed
+
+- Deneb and electra entries from blob schedule.

config/params/mainnet_config.go

@@ -197,7 +197,7 @@ var mainnetBeaconConfig = &BeaconChainConfig{
 	BeaconStateCapellaFieldCount:   28,
 	BeaconStateDenebFieldCount:     28,
 	BeaconStateElectraFieldCount:   37,
-	BeaconStateFuluFieldCount:      37,
+	BeaconStateFuluFieldCount:      38,
 
 	// Slasher related values.
 	WeakSubjectivityPeriod:          54000,
@@ -340,10 +340,7 @@ var mainnetBeaconConfig = &BeaconChainConfig{
 	SubnetsPerNode:                  2,
 	NodeIdBits:                      256,
 
-	BlobSchedule: []BlobScheduleEntry{
-		{Epoch: 269568, MaxBlobsPerBlock: 6},
-		{Epoch: 364032, MaxBlobsPerBlock: 9},
-	},
+	BlobSchedule: []BlobScheduleEntry{},
 }
 
 // MainnetTestConfig provides a version of the mainnet config that has a different name

config/params/minimal_config.go

@@ -127,10 +127,7 @@ func MinimalSpecConfig() *BeaconChainConfig {
 	minimalConfig.ConfigName = MinimalName
 	minimalConfig.PresetBase = "minimal"
 
-	minimalConfig.BlobSchedule = []BlobScheduleEntry{
-		{Epoch: 18446744073709551615, MaxBlobsPerBlock: 6},
-		{Epoch: 18446744073709551615, MaxBlobsPerBlock: 9},
-	}
+	minimalConfig.BlobSchedule = make([]BlobScheduleEntry, 0)
 
 	minimalConfig.InitializeForkSchedule()
 	return minimalConfig

config/params/testnet_holesky_config.go

@@ -46,10 +46,7 @@ func HoleskyConfig() *BeaconChainConfig {
 	cfg.TerminalTotalDifficulty = "0"
 	cfg.DepositContractAddress = "0x4242424242424242424242424242424242424242"
 	cfg.EjectionBalance = 28000000000
-	cfg.BlobSchedule = []BlobScheduleEntry{
-		{Epoch: 29696, MaxBlobsPerBlock: 6},
-		{Epoch: 115968, MaxBlobsPerBlock: 9},
-	}
+	cfg.BlobSchedule = []BlobScheduleEntry{}
 	cfg.InitializeForkSchedule()
 	return cfg
 }

config/params/testnet_hoodi_config.go

@@ -53,10 +53,7 @@ func HoodiConfig() *BeaconChainConfig {
 	cfg.FuluForkVersion = []byte{0x70, 0x00, 0x09, 0x10}
 	cfg.TerminalTotalDifficulty = "0"
 	cfg.DepositContractAddress = "0x00000000219ab540356cBB839Cbe05303d7705Fa"
-	cfg.BlobSchedule = []BlobScheduleEntry{
-		{Epoch: 0, MaxBlobsPerBlock: 6},
-		{Epoch: 2048, MaxBlobsPerBlock: 9},
-	}
+	cfg.BlobSchedule = []BlobScheduleEntry{}
 	cfg.DefaultBuilderGasLimit = uint64(60000000)
 	cfg.InitializeForkSchedule()
 	return cfg

config/params/testnet_sepolia_config.go

@@ -51,10 +51,7 @@ func SepoliaConfig() *BeaconChainConfig {
 	cfg.TerminalTotalDifficulty = "17000000000000000"
 	cfg.DepositContractAddress = "0x7f02C3E3c98b133055B8B348B2Ac625669Ed295D"
 	cfg.DefaultBuilderGasLimit = uint64(60000000)
-	cfg.BlobSchedule = []BlobScheduleEntry{
-		{Epoch: 132608, MaxBlobsPerBlock: 6},
-		{Epoch: 222464, MaxBlobsPerBlock: 9},
-	}
+	cfg.BlobSchedule = []BlobScheduleEntry{}
 	cfg.InitializeForkSchedule()
 	return cfg
 }

encoding/ssz/detect/configfork.go

@@ -166,7 +166,7 @@ func (cf *VersionedUnmarshaler) UnmarshalBeaconState(marshaled []byte) (s state.
 			return nil, errors.Wrapf(err, "failed to init state trie from state, detected fork=%s", forkName)
 		}
 	case version.Fulu:
-		st := &ethpb.BeaconStateElectra{}
+		st := &ethpb.BeaconStateFulu{}
 		err = st.UnmarshalSSZ(marshaled)
 		if err != nil {
 			return nil, errors.Wrapf(err, "failed to unmarshal state, detected fork=%s", forkName)

proto/prysm/v1alpha1/BUILD.bazel

@@ -183,10 +183,12 @@ ssz_electra_objs = [
 
 ssz_fulu_objs = [
     "BeaconBlockContentsFulu",
+    "BeaconStateFulu",
     "BlindedBeaconBlockFulu",
     "DataColumnIdentifier",
     "DataColumnsByRootIdentifier",
     "DataColumnSidecar",
+    "StatusV2",
     "SignedBeaconBlockContentsFulu",
     "SignedBeaconBlockFulu",
     "SignedBlindedBeaconBlockFulu",

proto/prysm/v1alpha1/beacon_state.pb.go

@@ -2287,6 +2287,349 @@ func (x *BeaconStateElectra) GetPendingConsolidations() []*PendingConsolidation
 	return nil
 }
 
+type BeaconStateFulu struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	GenesisTime                   uint64                                                                     `protobuf:"varint,1001,opt,name=genesis_time,json=genesisTime,proto3" json:"genesis_time,omitempty"`
+	GenesisValidatorsRoot         []byte                                                                     `protobuf:"bytes,1002,opt,name=genesis_validators_root,json=genesisValidatorsRoot,proto3" json:"genesis_validators_root,omitempty" ssz-size:"32"`
+	Slot                          github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot           `protobuf:"varint,1003,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"`
+	Fork                          *Fork                                                                      `protobuf:"bytes,1004,opt,name=fork,proto3" json:"fork,omitempty"`
+	LatestBlockHeader             *BeaconBlockHeader                                                         `protobuf:"bytes,2001,opt,name=latest_block_header,json=latestBlockHeader,proto3" json:"latest_block_header,omitempty"`
+	BlockRoots                    [][]byte                                                                   `protobuf:"bytes,2002,rep,name=block_roots,json=blockRoots,proto3" json:"block_roots,omitempty" ssz-size:"8192,32"`
+	StateRoots                    [][]byte                                                                   `protobuf:"bytes,2003,rep,name=state_roots,json=stateRoots,proto3" json:"state_roots,omitempty" ssz-size:"8192,32"`
+	HistoricalRoots               [][]byte                                                                   `protobuf:"bytes,2004,rep,name=historical_roots,json=historicalRoots,proto3" json:"historical_roots,omitempty" ssz-max:"16777216" ssz-size:"?,32"`
+	Eth1Data                      *Eth1Data                                                                  `protobuf:"bytes,3001,opt,name=eth1_data,json=eth1Data,proto3" json:"eth1_data,omitempty"`
+	Eth1DataVotes                 []*Eth1Data                                                                `protobuf:"bytes,3002,rep,name=eth1_data_votes,json=eth1DataVotes,proto3" json:"eth1_data_votes,omitempty" ssz-max:"2048"`
+	Eth1DepositIndex              uint64                                                                     `protobuf:"varint,3003,opt,name=eth1_deposit_index,json=eth1DepositIndex,proto3" json:"eth1_deposit_index,omitempty"`
+	Validators                    []*Validator                                                               `protobuf:"bytes,4001,rep,name=validators,proto3" json:"validators,omitempty" ssz-max:"1099511627776"`
+	Balances                      []uint64                                                                   `protobuf:"varint,4002,rep,packed,name=balances,proto3" json:"balances,omitempty" ssz-max:"1099511627776"`
+	RandaoMixes                   [][]byte                                                                   `protobuf:"bytes,5001,rep,name=randao_mixes,json=randaoMixes,proto3" json:"randao_mixes,omitempty" ssz-size:"65536,32"`
+	Slashings                     []uint64                                                                   `protobuf:"varint,6001,rep,packed,name=slashings,proto3" json:"slashings,omitempty" ssz-size:"8192"`
+	PreviousEpochParticipation    []byte                                                                     `protobuf:"bytes,7001,opt,name=previous_epoch_participation,json=previousEpochParticipation,proto3" json:"previous_epoch_participation,omitempty" ssz-max:"1099511627776"`
+	CurrentEpochParticipation     []byte                                                                     `protobuf:"bytes,7002,opt,name=current_epoch_participation,json=currentEpochParticipation,proto3" json:"current_epoch_participation,omitempty" ssz-max:"1099511627776"`
+	JustificationBits             github_com_prysmaticlabs_go_bitfield.Bitvector4                            `protobuf:"bytes,8001,opt,name=justification_bits,json=justificationBits,proto3" json:"justification_bits,omitempty" cast-type:"github.com/prysmaticlabs/go-bitfield.Bitvector4" ssz-size:"1"`
+	PreviousJustifiedCheckpoint   *Checkpoint                                                                `protobuf:"bytes,8002,opt,name=previous_justified_checkpoint,json=previousJustifiedCheckpoint,proto3" json:"previous_justified_checkpoint,omitempty"`
+	CurrentJustifiedCheckpoint    *Checkpoint                                                                `protobuf:"bytes,8003,opt,name=current_justified_checkpoint,json=currentJustifiedCheckpoint,proto3" json:"current_justified_checkpoint,omitempty"`
+	FinalizedCheckpoint           *Checkpoint                                                                `protobuf:"bytes,8004,opt,name=finalized_checkpoint,json=finalizedCheckpoint,proto3" json:"finalized_checkpoint,omitempty"`
+	InactivityScores              []uint64                                                                   `protobuf:"varint,9001,rep,packed,name=inactivity_scores,json=inactivityScores,proto3" json:"inactivity_scores,omitempty" ssz-max:"1099511627776"`
+	CurrentSyncCommittee          *SyncCommittee                                                             `protobuf:"bytes,9002,opt,name=current_sync_committee,json=currentSyncCommittee,proto3" json:"current_sync_committee,omitempty"`
+	NextSyncCommittee             *SyncCommittee                                                             `protobuf:"bytes,9003,opt,name=next_sync_committee,json=nextSyncCommittee,proto3" json:"next_sync_committee,omitempty"`
+	LatestExecutionPayloadHeader  *v1.ExecutionPayloadHeaderDeneb                                            `protobuf:"bytes,10001,opt,name=latest_execution_payload_header,json=latestExecutionPayloadHeader,proto3" json:"latest_execution_payload_header,omitempty"`
+	NextWithdrawalIndex           uint64                                                                     `protobuf:"varint,11001,opt,name=next_withdrawal_index,json=nextWithdrawalIndex,proto3" json:"next_withdrawal_index,omitempty"`
+	NextWithdrawalValidatorIndex  github_com_OffchainLabs_prysm_v6_consensus_types_primitives.ValidatorIndex `protobuf:"varint,11002,opt,name=next_withdrawal_validator_index,json=nextWithdrawalValidatorIndex,proto3" json:"next_withdrawal_validator_index,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.ValidatorIndex"`
+	HistoricalSummaries           []*HistoricalSummary                                                       `protobuf:"bytes,11003,rep,name=historical_summaries,json=historicalSummaries,proto3" json:"historical_summaries,omitempty" ssz-max:"16777216"`
+	DepositRequestsStartIndex     uint64                                                                     `protobuf:"varint,12001,opt,name=deposit_requests_start_index,json=depositRequestsStartIndex,proto3" json:"deposit_requests_start_index,omitempty"`
+	DepositBalanceToConsume       github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei           `protobuf:"varint,12002,opt,name=deposit_balance_to_consume,json=depositBalanceToConsume,proto3" json:"deposit_balance_to_consume,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"`
+	ExitBalanceToConsume          github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei           `protobuf:"varint,12003,opt,name=exit_balance_to_consume,json=exitBalanceToConsume,proto3" json:"exit_balance_to_consume,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"`
+	EarliestExitEpoch             github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch          `protobuf:"varint,12004,opt,name=earliest_exit_epoch,json=earliestExitEpoch,proto3" json:"earliest_exit_epoch,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"`
+	ConsolidationBalanceToConsume github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei           `protobuf:"varint,12005,opt,name=consolidation_balance_to_consume,json=consolidationBalanceToConsume,proto3" json:"consolidation_balance_to_consume,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"`
+	EarliestConsolidationEpoch    github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch          `protobuf:"varint,12006,opt,name=earliest_consolidation_epoch,json=earliestConsolidationEpoch,proto3" json:"earliest_consolidation_epoch,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"`
+	PendingDeposits               []*PendingDeposit                                                          `protobuf:"bytes,12007,rep,name=pending_deposits,json=pendingDeposits,proto3" json:"pending_deposits,omitempty" ssz-max:"134217728"`
+	PendingPartialWithdrawals     []*PendingPartialWithdrawal                                                `protobuf:"bytes,12008,rep,name=pending_partial_withdrawals,json=pendingPartialWithdrawals,proto3" json:"pending_partial_withdrawals,omitempty" ssz-max:"134217728"`
+	PendingConsolidations         []*PendingConsolidation                                                    `protobuf:"bytes,12009,rep,name=pending_consolidations,json=pendingConsolidations,proto3" json:"pending_consolidations,omitempty" ssz-max:"262144"`
+	ProposerLookahead             []uint64                                                                   `protobuf:"varint,13001,rep,packed,name=proposer_lookahead,json=proposerLookahead,proto3" json:"proposer_lookahead,omitempty" ssz-size:"64"`
+}
+
+func (x *BeaconStateFulu) Reset() {
+	*x = BeaconStateFulu{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[18]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BeaconStateFulu) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BeaconStateFulu) ProtoMessage() {}
+
+func (x *BeaconStateFulu) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[18]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BeaconStateFulu.ProtoReflect.Descriptor instead.
+func (*BeaconStateFulu) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{18}
+}
+
+func (x *BeaconStateFulu) GetGenesisTime() uint64 {
+	if x != nil {
+		return x.GenesisTime
+	}
+	return 0
+}
+
+func (x *BeaconStateFulu) GetGenesisValidatorsRoot() []byte {
+	if x != nil {
+		return x.GenesisValidatorsRoot
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot(0)
+}
+
+func (x *BeaconStateFulu) GetFork() *Fork {
+	if x != nil {
+		return x.Fork
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetLatestBlockHeader() *BeaconBlockHeader {
+	if x != nil {
+		return x.LatestBlockHeader
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetBlockRoots() [][]byte {
+	if x != nil {
+		return x.BlockRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetStateRoots() [][]byte {
+	if x != nil {
+		return x.StateRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetHistoricalRoots() [][]byte {
+	if x != nil {
+		return x.HistoricalRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetEth1Data() *Eth1Data {
+	if x != nil {
+		return x.Eth1Data
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetEth1DataVotes() []*Eth1Data {
+	if x != nil {
+		return x.Eth1DataVotes
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetEth1DepositIndex() uint64 {
+	if x != nil {
+		return x.Eth1DepositIndex
+	}
+	return 0
+}
+
+func (x *BeaconStateFulu) GetValidators() []*Validator {
+	if x != nil {
+		return x.Validators
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetBalances() []uint64 {
+	if x != nil {
+		return x.Balances
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetRandaoMixes() [][]byte {
+	if x != nil {
+		return x.RandaoMixes
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetSlashings() []uint64 {
+	if x != nil {
+		return x.Slashings
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetPreviousEpochParticipation() []byte {
+	if x != nil {
+		return x.PreviousEpochParticipation
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetCurrentEpochParticipation() []byte {
+	if x != nil {
+		return x.CurrentEpochParticipation
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetJustificationBits() github_com_prysmaticlabs_go_bitfield.Bitvector4 {
+	if x != nil {
+		return x.JustificationBits
+	}
+	return github_com_prysmaticlabs_go_bitfield.Bitvector4(nil)
+}
+
+func (x *BeaconStateFulu) GetPreviousJustifiedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.PreviousJustifiedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetCurrentJustifiedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.CurrentJustifiedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetFinalizedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.FinalizedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetInactivityScores() []uint64 {
+	if x != nil {
+		return x.InactivityScores
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetCurrentSyncCommittee() *SyncCommittee {
+	if x != nil {
+		return x.CurrentSyncCommittee
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetNextSyncCommittee() *SyncCommittee {
+	if x != nil {
+		return x.NextSyncCommittee
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetLatestExecutionPayloadHeader() *v1.ExecutionPayloadHeaderDeneb {
+	if x != nil {
+		return x.LatestExecutionPayloadHeader
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetNextWithdrawalIndex() uint64 {
+	if x != nil {
+		return x.NextWithdrawalIndex
+	}
+	return 0
+}
+
+func (x *BeaconStateFulu) GetNextWithdrawalValidatorIndex() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.NextWithdrawalValidatorIndex
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BeaconStateFulu) GetHistoricalSummaries() []*HistoricalSummary {
+	if x != nil {
+		return x.HistoricalSummaries
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetDepositRequestsStartIndex() uint64 {
+	if x != nil {
+		return x.DepositRequestsStartIndex
+	}
+	return 0
+}
+
+func (x *BeaconStateFulu) GetDepositBalanceToConsume() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei {
+	if x != nil {
+		return x.DepositBalanceToConsume
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei(0)
+}
+
+func (x *BeaconStateFulu) GetExitBalanceToConsume() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei {
+	if x != nil {
+		return x.ExitBalanceToConsume
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei(0)
+}
+
+func (x *BeaconStateFulu) GetEarliestExitEpoch() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch {
+	if x != nil {
+		return x.EarliestExitEpoch
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch(0)
+}
+
+func (x *BeaconStateFulu) GetConsolidationBalanceToConsume() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei {
+	if x != nil {
+		return x.ConsolidationBalanceToConsume
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Gwei(0)
+}
+
+func (x *BeaconStateFulu) GetEarliestConsolidationEpoch() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch {
+	if x != nil {
+		return x.EarliestConsolidationEpoch
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch(0)
+}
+
+func (x *BeaconStateFulu) GetPendingDeposits() []*PendingDeposit {
+	if x != nil {
+		return x.PendingDeposits
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetPendingPartialWithdrawals() []*PendingPartialWithdrawal {
+	if x != nil {
+		return x.PendingPartialWithdrawals
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetPendingConsolidations() []*PendingConsolidation {
+	if x != nil {
+		return x.PendingConsolidations
+	}
+	return nil
+}
+
+func (x *BeaconStateFulu) GetProposerLookahead() []uint64 {
+	if x != nil {
+		return x.ProposerLookahead
+	}
+	return nil
+}
+
 var File_proto_prysm_v1alpha1_beacon_state_proto protoreflect.FileDescriptor
 
 var file_proto_prysm_v1alpha1_beacon_state_proto_rawDesc = []byte{
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 }
 
 var (
@@ -3255,7 +3804,7 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP() []byte {
 	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescData
 }
 
-var file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes = make([]protoimpl.MessageInfo, 18)
+var file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes = make([]protoimpl.MessageInfo, 19)
 var file_proto_prysm_v1alpha1_beacon_state_proto_goTypes = []interface{}{
 	(*BeaconState)(nil),                      // 0: ethereum.eth.v1alpha1.BeaconState
 	(*Fork)(nil),                             // 1: ethereum.eth.v1alpha1.Fork
@@ -3275,96 +3824,112 @@ var file_proto_prysm_v1alpha1_beacon_state_proto_goTypes = []interface{}{
 	(*HistoricalSummary)(nil),                // 15: ethereum.eth.v1alpha1.HistoricalSummary
 	(*BeaconStateDeneb)(nil),                 // 16: ethereum.eth.v1alpha1.BeaconStateDeneb
 	(*BeaconStateElectra)(nil),               // 17: ethereum.eth.v1alpha1.BeaconStateElectra
-	(*BeaconBlockHeader)(nil),                // 18: ethereum.eth.v1alpha1.BeaconBlockHeader
-	(*Eth1Data)(nil),                         // 19: ethereum.eth.v1alpha1.Eth1Data
-	(*Validator)(nil),                        // 20: ethereum.eth.v1alpha1.Validator
-	(*Checkpoint)(nil),                       // 21: ethereum.eth.v1alpha1.Checkpoint
-	(*AttestationData)(nil),                  // 22: ethereum.eth.v1alpha1.AttestationData
-	(*v1.ExecutionPayloadHeader)(nil),        // 23: ethereum.engine.v1.ExecutionPayloadHeader
-	(*v1.ExecutionPayloadHeaderCapella)(nil), // 24: ethereum.engine.v1.ExecutionPayloadHeaderCapella
-	(*v1.ExecutionPayloadHeaderDeneb)(nil),   // 25: ethereum.engine.v1.ExecutionPayloadHeaderDeneb
-	(*PendingDeposit)(nil),                   // 26: ethereum.eth.v1alpha1.PendingDeposit
-	(*PendingPartialWithdrawal)(nil),         // 27: ethereum.eth.v1alpha1.PendingPartialWithdrawal
-	(*PendingConsolidation)(nil),             // 28: ethereum.eth.v1alpha1.PendingConsolidation
+	(*BeaconStateFulu)(nil),                  // 18: ethereum.eth.v1alpha1.BeaconStateFulu
+	(*BeaconBlockHeader)(nil),                // 19: ethereum.eth.v1alpha1.BeaconBlockHeader
+	(*Eth1Data)(nil),                         // 20: ethereum.eth.v1alpha1.Eth1Data
+	(*Validator)(nil),                        // 21: ethereum.eth.v1alpha1.Validator
+	(*Checkpoint)(nil),                       // 22: ethereum.eth.v1alpha1.Checkpoint
+	(*AttestationData)(nil),                  // 23: ethereum.eth.v1alpha1.AttestationData
+	(*v1.ExecutionPayloadHeader)(nil),        // 24: ethereum.engine.v1.ExecutionPayloadHeader
+	(*v1.ExecutionPayloadHeaderCapella)(nil), // 25: ethereum.engine.v1.ExecutionPayloadHeaderCapella
+	(*v1.ExecutionPayloadHeaderDeneb)(nil),   // 26: ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+	(*PendingDeposit)(nil),                   // 27: ethereum.eth.v1alpha1.PendingDeposit
+	(*PendingPartialWithdrawal)(nil),         // 28: ethereum.eth.v1alpha1.PendingPartialWithdrawal
+	(*PendingConsolidation)(nil),             // 29: ethereum.eth.v1alpha1.PendingConsolidation
 }
 var file_proto_prysm_v1alpha1_beacon_state_proto_depIdxs = []int32{
 	1,  // 0: ethereum.eth.v1alpha1.BeaconState.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 1: ethereum.eth.v1alpha1.BeaconState.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 2: ethereum.eth.v1alpha1.BeaconState.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 3: ethereum.eth.v1alpha1.BeaconState.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 4: ethereum.eth.v1alpha1.BeaconState.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	19, // 1: ethereum.eth.v1alpha1.BeaconState.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 2: ethereum.eth.v1alpha1.BeaconState.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 3: ethereum.eth.v1alpha1.BeaconState.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 4: ethereum.eth.v1alpha1.BeaconState.validators:type_name -> ethereum.eth.v1alpha1.Validator
 	2,  // 5: ethereum.eth.v1alpha1.BeaconState.previous_epoch_attestations:type_name -> ethereum.eth.v1alpha1.PendingAttestation
 	2,  // 6: ethereum.eth.v1alpha1.BeaconState.current_epoch_attestations:type_name -> ethereum.eth.v1alpha1.PendingAttestation
-	21, // 7: ethereum.eth.v1alpha1.BeaconState.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 8: ethereum.eth.v1alpha1.BeaconState.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 9: ethereum.eth.v1alpha1.BeaconState.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	22, // 10: ethereum.eth.v1alpha1.PendingAttestation.data:type_name -> ethereum.eth.v1alpha1.AttestationData
+	22, // 7: ethereum.eth.v1alpha1.BeaconState.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 8: ethereum.eth.v1alpha1.BeaconState.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 9: ethereum.eth.v1alpha1.BeaconState.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	23, // 10: ethereum.eth.v1alpha1.PendingAttestation.data:type_name -> ethereum.eth.v1alpha1.AttestationData
 	1,  // 11: ethereum.eth.v1alpha1.CheckPtInfo.fork:type_name -> ethereum.eth.v1alpha1.Fork
 	1,  // 12: ethereum.eth.v1alpha1.BeaconStateAltair.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 13: ethereum.eth.v1alpha1.BeaconStateAltair.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 14: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 15: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 16: ethereum.eth.v1alpha1.BeaconStateAltair.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	21, // 17: ethereum.eth.v1alpha1.BeaconStateAltair.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 18: ethereum.eth.v1alpha1.BeaconStateAltair.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 19: ethereum.eth.v1alpha1.BeaconStateAltair.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	19, // 13: ethereum.eth.v1alpha1.BeaconStateAltair.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 14: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 15: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 16: ethereum.eth.v1alpha1.BeaconStateAltair.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 17: ethereum.eth.v1alpha1.BeaconStateAltair.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 18: ethereum.eth.v1alpha1.BeaconStateAltair.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 19: ethereum.eth.v1alpha1.BeaconStateAltair.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	11, // 20: ethereum.eth.v1alpha1.BeaconStateAltair.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	11, // 21: ethereum.eth.v1alpha1.BeaconStateAltair.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	1,  // 22: ethereum.eth.v1alpha1.BeaconStateBellatrix.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 23: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 24: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 25: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 26: ethereum.eth.v1alpha1.BeaconStateBellatrix.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	21, // 27: ethereum.eth.v1alpha1.BeaconStateBellatrix.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 28: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 29: ethereum.eth.v1alpha1.BeaconStateBellatrix.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	19, // 23: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 24: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 25: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 26: ethereum.eth.v1alpha1.BeaconStateBellatrix.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 27: ethereum.eth.v1alpha1.BeaconStateBellatrix.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 28: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 29: ethereum.eth.v1alpha1.BeaconStateBellatrix.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	11, // 30: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	11, // 31: ethereum.eth.v1alpha1.BeaconStateBellatrix.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	23, // 32: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeader
+	24, // 32: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeader
 	1,  // 33: ethereum.eth.v1alpha1.BeaconStateCapella.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 34: ethereum.eth.v1alpha1.BeaconStateCapella.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 35: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 36: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 37: ethereum.eth.v1alpha1.BeaconStateCapella.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	21, // 38: ethereum.eth.v1alpha1.BeaconStateCapella.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 39: ethereum.eth.v1alpha1.BeaconStateCapella.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 40: ethereum.eth.v1alpha1.BeaconStateCapella.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	19, // 34: ethereum.eth.v1alpha1.BeaconStateCapella.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 35: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 36: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 37: ethereum.eth.v1alpha1.BeaconStateCapella.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 38: ethereum.eth.v1alpha1.BeaconStateCapella.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 39: ethereum.eth.v1alpha1.BeaconStateCapella.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 40: ethereum.eth.v1alpha1.BeaconStateCapella.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	11, // 41: ethereum.eth.v1alpha1.BeaconStateCapella.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	11, // 42: ethereum.eth.v1alpha1.BeaconStateCapella.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	24, // 43: ethereum.eth.v1alpha1.BeaconStateCapella.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderCapella
+	25, // 43: ethereum.eth.v1alpha1.BeaconStateCapella.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderCapella
 	15, // 44: ethereum.eth.v1alpha1.BeaconStateCapella.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
 	1,  // 45: ethereum.eth.v1alpha1.BeaconStateDeneb.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 46: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 47: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 48: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 49: ethereum.eth.v1alpha1.BeaconStateDeneb.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	21, // 50: ethereum.eth.v1alpha1.BeaconStateDeneb.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 51: ethereum.eth.v1alpha1.BeaconStateDeneb.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 52: ethereum.eth.v1alpha1.BeaconStateDeneb.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	19, // 46: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 47: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 48: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 49: ethereum.eth.v1alpha1.BeaconStateDeneb.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 50: ethereum.eth.v1alpha1.BeaconStateDeneb.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 51: ethereum.eth.v1alpha1.BeaconStateDeneb.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 52: ethereum.eth.v1alpha1.BeaconStateDeneb.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	11, // 53: ethereum.eth.v1alpha1.BeaconStateDeneb.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	11, // 54: ethereum.eth.v1alpha1.BeaconStateDeneb.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	25, // 55: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+	26, // 55: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
 	15, // 56: ethereum.eth.v1alpha1.BeaconStateDeneb.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
 	1,  // 57: ethereum.eth.v1alpha1.BeaconStateElectra.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	18, // 58: ethereum.eth.v1alpha1.BeaconStateElectra.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	19, // 59: ethereum.eth.v1alpha1.BeaconStateElectra.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	19, // 60: ethereum.eth.v1alpha1.BeaconStateElectra.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	20, // 61: ethereum.eth.v1alpha1.BeaconStateElectra.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	21, // 62: ethereum.eth.v1alpha1.BeaconStateElectra.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 63: ethereum.eth.v1alpha1.BeaconStateElectra.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	21, // 64: ethereum.eth.v1alpha1.BeaconStateElectra.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	19, // 58: ethereum.eth.v1alpha1.BeaconStateElectra.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 59: ethereum.eth.v1alpha1.BeaconStateElectra.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 60: ethereum.eth.v1alpha1.BeaconStateElectra.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 61: ethereum.eth.v1alpha1.BeaconStateElectra.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 62: ethereum.eth.v1alpha1.BeaconStateElectra.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 63: ethereum.eth.v1alpha1.BeaconStateElectra.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 64: ethereum.eth.v1alpha1.BeaconStateElectra.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	11, // 65: ethereum.eth.v1alpha1.BeaconStateElectra.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	11, // 66: ethereum.eth.v1alpha1.BeaconStateElectra.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	25, // 67: ethereum.eth.v1alpha1.BeaconStateElectra.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+	26, // 67: ethereum.eth.v1alpha1.BeaconStateElectra.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
 	15, // 68: ethereum.eth.v1alpha1.BeaconStateElectra.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
-	26, // 69: ethereum.eth.v1alpha1.BeaconStateElectra.pending_deposits:type_name -> ethereum.eth.v1alpha1.PendingDeposit
-	27, // 70: ethereum.eth.v1alpha1.BeaconStateElectra.pending_partial_withdrawals:type_name -> ethereum.eth.v1alpha1.PendingPartialWithdrawal
-	28, // 71: ethereum.eth.v1alpha1.BeaconStateElectra.pending_consolidations:type_name -> ethereum.eth.v1alpha1.PendingConsolidation
-	72, // [72:72] is the sub-list for method output_type
-	72, // [72:72] is the sub-list for method input_type
-	72, // [72:72] is the sub-list for extension type_name
-	72, // [72:72] is the sub-list for extension extendee
-	0,  // [0:72] is the sub-list for field type_name
+	27, // 69: ethereum.eth.v1alpha1.BeaconStateElectra.pending_deposits:type_name -> ethereum.eth.v1alpha1.PendingDeposit
+	28, // 70: ethereum.eth.v1alpha1.BeaconStateElectra.pending_partial_withdrawals:type_name -> ethereum.eth.v1alpha1.PendingPartialWithdrawal
+	29, // 71: ethereum.eth.v1alpha1.BeaconStateElectra.pending_consolidations:type_name -> ethereum.eth.v1alpha1.PendingConsolidation
+	1,  // 72: ethereum.eth.v1alpha1.BeaconStateFulu.fork:type_name -> ethereum.eth.v1alpha1.Fork
+	19, // 73: ethereum.eth.v1alpha1.BeaconStateFulu.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	20, // 74: ethereum.eth.v1alpha1.BeaconStateFulu.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	20, // 75: ethereum.eth.v1alpha1.BeaconStateFulu.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	21, // 76: ethereum.eth.v1alpha1.BeaconStateFulu.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	22, // 77: ethereum.eth.v1alpha1.BeaconStateFulu.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 78: ethereum.eth.v1alpha1.BeaconStateFulu.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	22, // 79: ethereum.eth.v1alpha1.BeaconStateFulu.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	11, // 80: ethereum.eth.v1alpha1.BeaconStateFulu.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
+	11, // 81: ethereum.eth.v1alpha1.BeaconStateFulu.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
+	26, // 82: ethereum.eth.v1alpha1.BeaconStateFulu.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+	15, // 83: ethereum.eth.v1alpha1.BeaconStateFulu.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
+	27, // 84: ethereum.eth.v1alpha1.BeaconStateFulu.pending_deposits:type_name -> ethereum.eth.v1alpha1.PendingDeposit
+	28, // 85: ethereum.eth.v1alpha1.BeaconStateFulu.pending_partial_withdrawals:type_name -> ethereum.eth.v1alpha1.PendingPartialWithdrawal
+	29, // 86: ethereum.eth.v1alpha1.BeaconStateFulu.pending_consolidations:type_name -> ethereum.eth.v1alpha1.PendingConsolidation
+	87, // [87:87] is the sub-list for method output_type
+	87, // [87:87] is the sub-list for method input_type
+	87, // [87:87] is the sub-list for extension type_name
+	87, // [87:87] is the sub-list for extension extendee
+	0,  // [0:87] is the sub-list for field type_name
 }
 
 func init() { file_proto_prysm_v1alpha1_beacon_state_proto_init() }
@@ -3593,6 +4158,18 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_init() {
 				return nil
 			}
 		}
+		file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[18].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BeaconStateFulu); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -3600,7 +4177,7 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_proto_prysm_v1alpha1_beacon_state_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   18,
+			NumMessages:   19,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

proto/prysm/v1alpha1/beacon_state.proto

@@ -633,3 +633,118 @@ message BeaconStateElectra {
   repeated PendingConsolidation pending_consolidations = 12009
       [ (ethereum.eth.ext.ssz_max) = "pending_consolidations_limit" ];
 }
+
+// ----------------------------------------------------------------------------
+// Fulu
+// ----------------------------------------------------------------------------
+
+message BeaconStateFulu {
+  // Versioning [1001-2000]
+  uint64 genesis_time = 1001;
+  bytes genesis_validators_root = 1002 [ (ethereum.eth.ext.ssz_size) = "32" ];
+  uint64 slot = 1003 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"
+  ];
+  Fork fork = 1004;
+
+  // History [2001-3000]
+  BeaconBlockHeader latest_block_header = 2001;
+  repeated bytes block_roots = 2002
+      [ (ethereum.eth.ext.ssz_size) = "block_roots.size" ];
+  repeated bytes state_roots = 2003
+      [ (ethereum.eth.ext.ssz_size) = "state_roots.size" ];
+  repeated bytes historical_roots = 2004 [
+    (ethereum.eth.ext.ssz_size) = "?,32",
+    (ethereum.eth.ext.ssz_max) = "16777216"
+  ];
+
+  // Eth1 [3001-4000]
+  Eth1Data eth1_data = 3001;
+  repeated Eth1Data eth1_data_votes = 3002
+      [ (ethereum.eth.ext.ssz_max) = "eth1_data_votes.size" ];
+  uint64 eth1_deposit_index = 3003;
+
+  // Registry [4001-5000]
+  repeated Validator validators = 4001
+      [ (ethereum.eth.ext.ssz_max) = "1099511627776" ];
+  repeated uint64 balances = 4002
+      [ (ethereum.eth.ext.ssz_max) = "1099511627776" ];
+
+  // Randomness [5001-6000]
+  repeated bytes randao_mixes = 5001
+      [ (ethereum.eth.ext.ssz_size) = "randao_mixes.size" ];
+
+  // Slashings [6001-7000]
+  repeated uint64 slashings = 6001
+      [ (ethereum.eth.ext.ssz_size) = "slashings.size" ];
+
+  // Participation [7001-8000]
+  bytes previous_epoch_participation = 7001
+      [ (ethereum.eth.ext.ssz_max) = "1099511627776" ];
+  bytes current_epoch_participation = 7002
+      [ (ethereum.eth.ext.ssz_max) = "1099511627776" ];
+
+  // Finality [8001-9000]
+  // Spec type [4]Bitvector which means this would be a fixed size of 4 bits.
+  bytes justification_bits = 8001 [
+    (ethereum.eth.ext.ssz_size) = "1",
+    (ethereum.eth.ext.cast_type) =
+        "github.com/prysmaticlabs/go-bitfield.Bitvector4"
+  ];
+  Checkpoint previous_justified_checkpoint = 8002;
+  Checkpoint current_justified_checkpoint = 8003;
+  Checkpoint finalized_checkpoint = 8004;
+
+  // Fields introduced in Altair fork [9001-10000]
+  repeated uint64 inactivity_scores = 9001
+      [ (ethereum.eth.ext.ssz_max) = "1099511627776" ];
+  SyncCommittee current_sync_committee = 9002;
+  SyncCommittee next_sync_committee = 9003;
+
+  // Fields introduced in Bellatrix fork [10001-11000]
+  ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+      latest_execution_payload_header = 10001;
+
+  // Fields introduced in Capella fork [11001-12000]
+  uint64 next_withdrawal_index = 11001;
+  uint64 next_withdrawal_validator_index = 11002
+      [ (ethereum.eth.ext.cast_type) =
+            "github.com/OffchainLabs/prysm/v6/consensus-types/"
+            "primitives.ValidatorIndex" ];
+  repeated HistoricalSummary historical_summaries = 11003
+      [ (ethereum.eth.ext.ssz_max) = "16777216" ];
+
+  // Fields introduced in Electra fork [12001-13000]
+  uint64 deposit_requests_start_index = 12001;
+  uint64 deposit_balance_to_consume = 12002 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"
+  ];
+  uint64 exit_balance_to_consume = 12003 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"
+  ];
+  uint64 earliest_exit_epoch = 12004 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"
+  ];
+  uint64 consolidation_balance_to_consume = 12005 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Gwei"
+  ];
+  uint64 earliest_consolidation_epoch = 12006 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"
+  ];
+  repeated PendingDeposit pending_deposits = 12007
+      [ (ethereum.eth.ext.ssz_max) = "pending_deposits_limit" ];
+  repeated PendingPartialWithdrawal pending_partial_withdrawals = 12008
+      [ (ethereum.eth.ext.ssz_max) = "pending_partial_withdrawals_limit" ];
+  repeated PendingConsolidation pending_consolidations = 12009
+      [ (ethereum.eth.ext.ssz_max) = "pending_consolidations_limit" ];
+
+  // Fields introduced in Fulu fork [13001-14000]
+  repeated uint64 proposer_lookahead = 13001
+      [ (ethereum.eth.ext.ssz_size) = "proposer_lookahead_size" ];
+}

proto/prysm/v1alpha1/p2p_messages.pb.go

@@ -104,6 +104,93 @@ func (x *Status) GetHeadSlot() github_com_OffchainLabs_prysm_v6_consensus_types_
 	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot(0)
 }
 
+type StatusV2 struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	ForkDigest            []byte                                                            `protobuf:"bytes,1,opt,name=fork_digest,json=forkDigest,proto3" json:"fork_digest,omitempty" ssz-size:"4"`
+	FinalizedRoot         []byte                                                            `protobuf:"bytes,2,opt,name=finalized_root,json=finalizedRoot,proto3" json:"finalized_root,omitempty" ssz-size:"32"`
+	FinalizedEpoch        github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch `protobuf:"varint,3,opt,name=finalized_epoch,json=finalizedEpoch,proto3" json:"finalized_epoch,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"`
+	HeadRoot              []byte                                                            `protobuf:"bytes,4,opt,name=head_root,json=headRoot,proto3" json:"head_root,omitempty" ssz-size:"32"`
+	HeadSlot              github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot  `protobuf:"varint,5,opt,name=head_slot,json=headSlot,proto3" json:"head_slot,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"`
+	EarliestAvailableSlot github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot  `protobuf:"varint,6,opt,name=earliest_available_slot,json=earliestAvailableSlot,proto3" json:"earliest_available_slot,omitempty" cast-type:"github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"`
+}
+
+func (x *StatusV2) Reset() {
+	*x = StatusV2{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *StatusV2) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StatusV2) ProtoMessage() {}
+
+func (x *StatusV2) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StatusV2.ProtoReflect.Descriptor instead.
+func (*StatusV2) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *StatusV2) GetForkDigest() []byte {
+	if x != nil {
+		return x.ForkDigest
+	}
+	return nil
+}
+
+func (x *StatusV2) GetFinalizedRoot() []byte {
+	if x != nil {
+		return x.FinalizedRoot
+	}
+	return nil
+}
+
+func (x *StatusV2) GetFinalizedEpoch() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch {
+	if x != nil {
+		return x.FinalizedEpoch
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Epoch(0)
+}
+
+func (x *StatusV2) GetHeadRoot() []byte {
+	if x != nil {
+		return x.HeadRoot
+	}
+	return nil
+}
+
+func (x *StatusV2) GetHeadSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.HeadSlot
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot(0)
+}
+
+func (x *StatusV2) GetEarliestAvailableSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.EarliestAvailableSlot
+	}
+	return github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot(0)
+}
+
 type BeaconBlocksByRangeRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -117,7 +204,7 @@ type BeaconBlocksByRangeRequest struct {
 func (x *BeaconBlocksByRangeRequest) Reset() {
 	*x = BeaconBlocksByRangeRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[1]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -130,7 +217,7 @@ func (x *BeaconBlocksByRangeRequest) String() string {
 func (*BeaconBlocksByRangeRequest) ProtoMessage() {}
 
 func (x *BeaconBlocksByRangeRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[1]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -143,7 +230,7 @@ func (x *BeaconBlocksByRangeRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BeaconBlocksByRangeRequest.ProtoReflect.Descriptor instead.
 func (*BeaconBlocksByRangeRequest) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{1}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *BeaconBlocksByRangeRequest) GetStartSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
@@ -180,7 +267,7 @@ type ENRForkID struct {
 func (x *ENRForkID) Reset() {
 	*x = ENRForkID{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[2]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -193,7 +280,7 @@ func (x *ENRForkID) String() string {
 func (*ENRForkID) ProtoMessage() {}
 
 func (x *ENRForkID) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[2]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -206,7 +293,7 @@ func (x *ENRForkID) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ENRForkID.ProtoReflect.Descriptor instead.
 func (*ENRForkID) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{2}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *ENRForkID) GetCurrentForkDigest() []byte {
@@ -242,7 +329,7 @@ type MetaDataV0 struct {
 func (x *MetaDataV0) Reset() {
 	*x = MetaDataV0{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[3]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -255,7 +342,7 @@ func (x *MetaDataV0) String() string {
 func (*MetaDataV0) ProtoMessage() {}
 
 func (x *MetaDataV0) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[3]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -268,7 +355,7 @@ func (x *MetaDataV0) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use MetaDataV0.ProtoReflect.Descriptor instead.
 func (*MetaDataV0) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{3}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *MetaDataV0) GetSeqNumber() uint64 {
@@ -298,7 +385,7 @@ type MetaDataV1 struct {
 func (x *MetaDataV1) Reset() {
 	*x = MetaDataV1{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[4]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -311,7 +398,7 @@ func (x *MetaDataV1) String() string {
 func (*MetaDataV1) ProtoMessage() {}
 
 func (x *MetaDataV1) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[4]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -324,7 +411,7 @@ func (x *MetaDataV1) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use MetaDataV1.ProtoReflect.Descriptor instead.
 func (*MetaDataV1) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{4}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *MetaDataV1) GetSeqNumber() uint64 {
@@ -362,7 +449,7 @@ type MetaDataV2 struct {
 func (x *MetaDataV2) Reset() {
 	*x = MetaDataV2{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[6]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -375,7 +462,7 @@ func (x *MetaDataV2) String() string {
 func (*MetaDataV2) ProtoMessage() {}
 
 func (x *MetaDataV2) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[6]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -388,7 +475,7 @@ func (x *MetaDataV2) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use MetaDataV2.ProtoReflect.Descriptor instead.
 func (*MetaDataV2) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{5}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{6}
 }
 
 func (x *MetaDataV2) GetSeqNumber() uint64 {
@@ -431,7 +518,7 @@ type BlobSidecarsByRangeRequest struct {
 func (x *BlobSidecarsByRangeRequest) Reset() {
 	*x = BlobSidecarsByRangeRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[6]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[7]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -444,7 +531,7 @@ func (x *BlobSidecarsByRangeRequest) String() string {
 func (*BlobSidecarsByRangeRequest) ProtoMessage() {}
 
 func (x *BlobSidecarsByRangeRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[6]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[7]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -457,7 +544,7 @@ func (x *BlobSidecarsByRangeRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BlobSidecarsByRangeRequest.ProtoReflect.Descriptor instead.
 func (*BlobSidecarsByRangeRequest) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{6}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{7}
 }
 
 func (x *BlobSidecarsByRangeRequest) GetStartSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
@@ -487,7 +574,7 @@ type DataColumnSidecarsByRangeRequest struct {
 func (x *DataColumnSidecarsByRangeRequest) Reset() {
 	*x = DataColumnSidecarsByRangeRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[7]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[8]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -500,7 +587,7 @@ func (x *DataColumnSidecarsByRangeRequest) String() string {
 func (*DataColumnSidecarsByRangeRequest) ProtoMessage() {}
 
 func (x *DataColumnSidecarsByRangeRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[7]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[8]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -513,7 +600,7 @@ func (x *DataColumnSidecarsByRangeRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DataColumnSidecarsByRangeRequest.ProtoReflect.Descriptor instead.
 func (*DataColumnSidecarsByRangeRequest) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{7}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{8}
 }
 
 func (x *DataColumnSidecarsByRangeRequest) GetStartSlot() github_com_OffchainLabs_prysm_v6_consensus_types_primitives.Slot {
@@ -549,7 +636,7 @@ type LightClientUpdatesByRangeRequest struct {
 func (x *LightClientUpdatesByRangeRequest) Reset() {
 	*x = LightClientUpdatesByRangeRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[8]
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -562,7 +649,7 @@ func (x *LightClientUpdatesByRangeRequest) String() string {
 func (*LightClientUpdatesByRangeRequest) ProtoMessage() {}
 
 func (x *LightClientUpdatesByRangeRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[8]
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -575,7 +662,7 @@ func (x *LightClientUpdatesByRangeRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use LightClientUpdatesByRangeRequest.ProtoReflect.Descriptor instead.
 func (*LightClientUpdatesByRangeRequest) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{8}
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{9}
 }
 
 func (x *LightClientUpdatesByRangeRequest) GetStartPeriod() uint64 {
@@ -624,109 +711,138 @@ var file_proto_prysm_v1alpha1_p2p_messages_proto_rawDesc = []byte{
 	0x69, 0x6e, 0x4c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76, 0x36, 0x2f,
 	0x63, 0x6f, 0x6e, 0x73, 0x65, 0x6e, 0x73, 0x75, 0x73, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x73, 0x2f,
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 }
 
 var (
@@ -741,17 +857,18 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP() []byte {
 	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescData
 }
 
-var file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
+var file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
 var file_proto_prysm_v1alpha1_p2p_messages_proto_goTypes = []interface{}{
 	(*Status)(nil),                           // 0: ethereum.eth.v1alpha1.Status
-	(*BeaconBlocksByRangeRequest)(nil),       // 1: ethereum.eth.v1alpha1.BeaconBlocksByRangeRequest
-	(*ENRForkID)(nil),                        // 2: ethereum.eth.v1alpha1.ENRForkID
-	(*MetaDataV0)(nil),                       // 3: ethereum.eth.v1alpha1.MetaDataV0
-	(*MetaDataV1)(nil),                       // 4: ethereum.eth.v1alpha1.MetaDataV1
-	(*MetaDataV2)(nil),                       // 5: ethereum.eth.v1alpha1.MetaDataV2
-	(*BlobSidecarsByRangeRequest)(nil),       // 6: ethereum.eth.v1alpha1.BlobSidecarsByRangeRequest
-	(*DataColumnSidecarsByRangeRequest)(nil), // 7: ethereum.eth.v1alpha1.DataColumnSidecarsByRangeRequest
-	(*LightClientUpdatesByRangeRequest)(nil), // 8: ethereum.eth.v1alpha1.LightClientUpdatesByRangeRequest
+	(*StatusV2)(nil),                         // 1: ethereum.eth.v1alpha1.StatusV2
+	(*BeaconBlocksByRangeRequest)(nil),       // 2: ethereum.eth.v1alpha1.BeaconBlocksByRangeRequest
+	(*ENRForkID)(nil),                        // 3: ethereum.eth.v1alpha1.ENRForkID
+	(*MetaDataV0)(nil),                       // 4: ethereum.eth.v1alpha1.MetaDataV0
+	(*MetaDataV1)(nil),                       // 5: ethereum.eth.v1alpha1.MetaDataV1
+	(*MetaDataV2)(nil),                       // 6: ethereum.eth.v1alpha1.MetaDataV2
+	(*BlobSidecarsByRangeRequest)(nil),       // 7: ethereum.eth.v1alpha1.BlobSidecarsByRangeRequest
+	(*DataColumnSidecarsByRangeRequest)(nil), // 8: ethereum.eth.v1alpha1.DataColumnSidecarsByRangeRequest
+	(*LightClientUpdatesByRangeRequest)(nil), // 9: ethereum.eth.v1alpha1.LightClientUpdatesByRangeRequest
 }
 var file_proto_prysm_v1alpha1_p2p_messages_proto_depIdxs = []int32{
 	0, // [0:0] is the sub-list for method output_type
@@ -780,7 +897,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*BeaconBlocksByRangeRequest); i {
+			switch v := v.(*StatusV2); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -792,7 +909,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ENRForkID); i {
+			switch v := v.(*BeaconBlocksByRangeRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -804,7 +921,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*MetaDataV0); i {
+			switch v := v.(*ENRForkID); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -816,7 +933,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*MetaDataV1); i {
+			switch v := v.(*MetaDataV0); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -828,7 +945,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*MetaDataV2); i {
+			switch v := v.(*MetaDataV1); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -840,7 +957,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*BlobSidecarsByRangeRequest); i {
+			switch v := v.(*MetaDataV2); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -852,7 +969,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DataColumnSidecarsByRangeRequest); i {
+			switch v := v.(*BlobSidecarsByRangeRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -864,6 +981,18 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DataColumnSidecarsByRangeRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*LightClientUpdatesByRangeRequest); i {
 			case 0:
 				return &v.state
@@ -882,7 +1011,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_proto_prysm_v1alpha1_p2p_messages_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   9,
+			NumMessages:   10,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

proto/prysm/v1alpha1/p2p_messages.proto

@@ -26,6 +26,24 @@ message Status {
   ];
 }
 
+message StatusV2 {
+  bytes fork_digest = 1 [(ethereum.eth.ext.ssz_size) = "4"];
+  bytes finalized_root = 2 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 finalized_epoch = 3 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Epoch"
+  ];
+  bytes head_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 head_slot = 5 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"
+  ];
+   uint64 earliest_available_slot = 6 [
+    (ethereum.eth.ext.cast_type) =
+        "github.com/OffchainLabs/prysm/v6/consensus-types/primitives.Slot"
+  ];
+}
+
 message BeaconBlocksByRangeRequest {
   uint64 start_slot = 1 [
     (ethereum.eth.ext.cast_type) =

proto/ssz_proto_library.bzl

@@ -42,6 +42,7 @@ mainnet = {
     "bytes_per_cell.size": "2048",  # FIELD_ELEMENTS_PER_CELL * BYTES_PER_FIELD_ELEMENT
     "cells_per_blob.size": "128",
     "kzg_commitments_inclusion_proof_depth.size": "4",
+    "proposer_lookahead_size": "64",  # (MIN_SEED_LOOKAHEAD + 1) * SLOTS_PER_EPOCH
 }
 
 minimal = {
@@ -80,6 +81,7 @@ minimal = {
     "bytes_per_cell.size": "2048",  # FIELD_ELEMENTS_PER_CELL * BYTES_PER_FIELD_ELEMENT
     "cells_per_blob.size": "128",
     "kzg_commitments_inclusion_proof_depth.size": "4",
+    "proposer_lookahead_size": "16",  # (MIN_SEED_LOOKAHEAD + 1) * SLOTS_PER_EPOCH
 }
 
 ###### Rules definitions #######

runtime/interop/premine-state.go

@@ -167,7 +167,7 @@ func (s *PremineGenesisConfig) empty() (state.BeaconState, error) {
 			return nil, err
 		}
 	case version.Fulu:
-		e, err = state_native.InitializeFromProtoFulu(&ethpb.BeaconStateElectra{})
+		e, err = state_native.InitializeFromProtoFulu(&ethpb.BeaconStateFulu{})
 		if err != nil {
 			return nil, err
 		}

testing/spectest/shared/common/forkchoice/builder.go

@@ -101,7 +101,7 @@ func (bb *Builder) block(t testing.TB, b interfaces.ReadOnlySignedBeaconBlock) [
 // InvalidBlock receives the invalid block and notifies forkchoice.
 func (bb *Builder) InvalidBlock(t testing.TB, b interfaces.ReadOnlySignedBeaconBlock) {
 	r := bb.block(t, b)
-	ctx, cancel := context.WithTimeout(context.TODO(), time.Second)
+	ctx, cancel := context.WithTimeout(t.Context(), 3*time.Second)
 	defer cancel()
 	require.Equal(t, true, bb.service.ReceiveBlock(ctx, b, r, nil) != nil)
 }
@@ -109,7 +109,7 @@ func (bb *Builder) InvalidBlock(t testing.TB, b interfaces.ReadOnlySignedBeaconB
 // ValidBlock receives the valid block and notifies forkchoice.
 func (bb *Builder) ValidBlock(t testing.TB, b interfaces.ReadOnlySignedBeaconBlock) {
 	r := bb.block(t, b)
-	ctx, cancel := context.WithTimeout(context.TODO(), time.Second)
+	ctx, cancel := context.WithTimeout(t.Context(), 3*time.Second)
 	defer cancel()
 	require.NoError(t, bb.service.ReceiveBlock(ctx, b, r, nil))
 }

testing/spectest/shared/common/forkchoice/runner.go

@@ -489,7 +489,7 @@ func unmarshalSignedElectraBlock(t *testing.T, raw []byte) interfaces.SignedBeac
 // ----------------------------------------------------------------------------
 
 func unmarshalFuluState(t *testing.T, raw []byte) state.BeaconState {
-	base := &ethpb.BeaconStateElectra{}
+	base := &ethpb.BeaconStateFulu{}
 	require.NoError(t, base.UnmarshalSSZ(raw))
 	st, err := state_native.InitializeFromProtoFulu(base)
 	require.NoError(t, err)

testing/spectest/shared/fulu/epoch_processing/helpers.go

@@ -31,11 +31,11 @@ func RunEpochOperationTest(
 	require.NoError(t, err)
 	preBeaconStateSSZ, err := snappy.Decode(nil /* dst */, preBeaconStateFile)
 	require.NoError(t, err, "Failed to decompress")
-	preBeaconStateBase := &ethpb.BeaconStateElectra{}
+	preBeaconStateBase := &ethpb.BeaconStateFulu{}
 	if err := preBeaconStateBase.UnmarshalSSZ(preBeaconStateSSZ); err != nil {
 		t.Fatalf("Failed to unmarshal: %v", err)
 	}
-	preBeaconState, err := state_native.InitializeFromProtoElectra(preBeaconStateBase)
+	preBeaconState, err := state_native.InitializeFromProtoFulu(preBeaconStateBase)
 	require.NoError(t, err)
 
 	// If the post.ssz is not present, it means the test should fail on our end.
@@ -55,12 +55,12 @@ func RunEpochOperationTest(
 		require.NoError(t, err)
 		postBeaconStateSSZ, err := snappy.Decode(nil /* dst */, postBeaconStateFile)
 		require.NoError(t, err, "Failed to decompress")
-		postBeaconState := &ethpb.BeaconStateElectra{}
+		postBeaconState := &ethpb.BeaconStateFulu{}
 		if err := postBeaconState.UnmarshalSSZ(postBeaconStateSSZ); err != nil {
 			t.Fatalf("Failed to unmarshal: %v", err)
 		}
 
-		pbState, err := state_native.ProtobufBeaconStateElectra(beaconState.ToProtoUnsafe())
+		pbState, err := state_native.ProtobufBeaconStateFulu(beaconState.ToProtoUnsafe())
 		require.NoError(t, err)
 		if !proto.Equal(pbState, postBeaconState) {
 			t.Log(cmp.Diff(postBeaconState, pbState, protocmp.Transform()))

testing/spectest/shared/fulu/finality/finality.go

@@ -40,9 +40,9 @@ func RunFinalityTest(t *testing.T, config string) {
 			require.NoError(t, err)
 			preBeaconStateSSZ, err := snappy.Decode(nil /* dst */, preBeaconStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			beaconStateBase := &ethpb.BeaconStateElectra{}
+			beaconStateBase := &ethpb.BeaconStateFulu{}
 			require.NoError(t, beaconStateBase.UnmarshalSSZ(preBeaconStateSSZ), "Failed to unmarshal")
-			beaconState, err := state_native.InitializeFromProtoElectra(beaconStateBase)
+			beaconState, err := state_native.InitializeFromProtoFulu(beaconStateBase)
 			require.NoError(t, err)
 
 			file, err := util.BazelFileBytes(testsFolderPath, folder.Name(), "meta.yaml")
@@ -59,7 +59,7 @@ func RunFinalityTest(t *testing.T, config string) {
 				require.NoError(t, err)
 				blockSSZ, err := snappy.Decode(nil /* dst */, blockFile)
 				require.NoError(t, err, "Failed to decompress")
-				block := &ethpb.SignedBeaconBlockElectra{}
+				block := &ethpb.SignedBeaconBlockFulu{}
 				require.NoError(t, block.UnmarshalSSZ(blockSSZ), "Failed to unmarshal")
 				wsb, err := blocks.NewSignedBeaconBlock(block)
 				require.NoError(t, err)
@@ -73,9 +73,9 @@ func RunFinalityTest(t *testing.T, config string) {
 			require.NoError(t, err)
 			postBeaconStateSSZ, err := snappy.Decode(nil /* dst */, postBeaconStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			postBeaconState := &ethpb.BeaconStateElectra{}
+			postBeaconState := &ethpb.BeaconStateFulu{}
 			require.NoError(t, postBeaconState.UnmarshalSSZ(postBeaconStateSSZ), "Failed to unmarshal")
-			pbState, err := state_native.ProtobufBeaconStateElectra(beaconState.ToProtoUnsafe())
+			pbState, err := state_native.ProtobufBeaconStateFulu(beaconState.ToProtoUnsafe())
 			require.NoError(t, err)
 			if !proto.Equal(pbState, postBeaconState) {
 				t.Log(cmp.Diff(postBeaconState, pbState, protocmp.Transform()))

testing/spectest/shared/fulu/fork/upgrade_to_fulu.go

@@ -38,7 +38,7 @@ func RunUpgradeToFulu(t *testing.T, config string) {
 			}
 			preState, err := state_native.InitializeFromProtoElectra(preStateBase)
 			require.NoError(t, err)
-			postState, err := fulu.UpgradeToFulu(preState)
+			postState, err := fulu.UpgradeToFulu(t.Context(), preState)
 			require.NoError(t, err)
 			postStateFromFunction, err := state_native.ProtobufBeaconStateFulu(postState.ToProtoUnsafe())
 			require.NoError(t, err)
@@ -47,7 +47,7 @@ func RunUpgradeToFulu(t *testing.T, config string) {
 			require.NoError(t, err)
 			postStateSSZ, err := snappy.Decode(nil /* dst */, postStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			postStateFromFile := &ethpb.BeaconStateElectra{}
+			postStateFromFile := &ethpb.BeaconStateFulu{}
 			if err := postStateFromFile.UnmarshalSSZ(postStateSSZ); err != nil {
 				t.Fatalf("Failed to unmarshal: %v", err)
 			}

testing/spectest/shared/fulu/operations/helpers.go

@@ -9,11 +9,11 @@ import (
 )
 
 func sszToState(b []byte) (state.BeaconState, error) {
-	base := &ethpb.BeaconStateElectra{}
+	base := &ethpb.BeaconStateFulu{}
 	if err := base.UnmarshalSSZ(b); err != nil {
 		return nil, err
 	}
-	return state_native.InitializeFromProtoElectra(base)
+	return state_native.InitializeFromProtoFulu(base)
 }
 
 func sszToBlock(b []byte) (interfaces.SignedBeaconBlock, error) {

testing/spectest/shared/fulu/rewards/rewards_penalties.go

@@ -63,9 +63,9 @@ func runPrecomputeRewardsAndPenaltiesTest(t *testing.T, testFolderPath string) {
 	require.NoError(t, err)
 	preBeaconStateSSZ, err := snappy.Decode(nil /* dst */, preBeaconStateFile)
 	require.NoError(t, err, "Failed to decompress")
-	preBeaconStateBase := &ethpb.BeaconStateElectra{}
+	preBeaconStateBase := &ethpb.BeaconStateFulu{}
 	require.NoError(t, preBeaconStateBase.UnmarshalSSZ(preBeaconStateSSZ), "Failed to unmarshal")
-	preBeaconState, err := state_native.InitializeFromProtoElectra(preBeaconStateBase)
+	preBeaconState, err := state_native.InitializeFromProtoFulu(preBeaconStateBase)
 	require.NoError(t, err)
 
 	vp, bp, err := electra.InitializePrecomputeValidators(ctx, preBeaconState)

testing/spectest/shared/fulu/sanity/BUILD.bazel

@@ -15,6 +15,7 @@ go_library(
         "//beacon-chain/core/transition:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//beacon-chain/state/state-native:go_default_library",
+        "//config/params:go_default_library",
         "//consensus-types/blocks:go_default_library",
         "//proto/prysm/v1alpha1:go_default_library",
         "//testing/require:go_default_library",

testing/spectest/shared/fulu/sanity/block_processing.go

@@ -8,6 +8,8 @@ import (
 	"strings"
 	"testing"
 
+	"github.com/OffchainLabs/prysm/v6/config/params"
+
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/helpers"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/core/transition"
 	"github.com/OffchainLabs/prysm/v6/beacon-chain/state"
@@ -35,14 +37,19 @@ func RunBlockProcessingTest(t *testing.T, config, folderPath string) {
 	testFolders, testsFolderPath := utils.TestFolders(t, config, "fulu", folderPath)
 	for _, folder := range testFolders {
 		t.Run(folder.Name(), func(t *testing.T) {
+			params.SetupTestConfigCleanup(t)
+			cfg := params.BeaconConfig().Copy()
+			cfg.BlobSchedule = []params.BlobScheduleEntry{{MaxBlobsPerBlock: 9}}
+			params.OverrideBeaconConfig(cfg)
+
 			helpers.ClearCache()
 			preBeaconStateFile, err := util.BazelFileBytes(testsFolderPath, folder.Name(), "pre.ssz_snappy")
 			require.NoError(t, err)
 			preBeaconStateSSZ, err := snappy.Decode(nil /* dst */, preBeaconStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			beaconStateBase := &ethpb.BeaconStateElectra{}
+			beaconStateBase := &ethpb.BeaconStateFulu{}
 			require.NoError(t, beaconStateBase.UnmarshalSSZ(preBeaconStateSSZ), "Failed to unmarshal")
-			beaconState, err := state_native.InitializeFromProtoElectra(beaconStateBase)
+			beaconState, err := state_native.InitializeFromProtoFulu(beaconStateBase)
 			require.NoError(t, err)
 
 			file, err := util.BazelFileBytes(testsFolderPath, folder.Name(), "meta.yaml")
@@ -60,7 +67,7 @@ func RunBlockProcessingTest(t *testing.T, config, folderPath string) {
 				require.NoError(t, err)
 				blockSSZ, err := snappy.Decode(nil /* dst */, blockFile)
 				require.NoError(t, err, "Failed to decompress")
-				block := &ethpb.SignedBeaconBlockElectra{}
+				block := &ethpb.SignedBeaconBlockFulu{}
 				require.NoError(t, block.UnmarshalSSZ(blockSSZ), "Failed to unmarshal")
 				wsb, err := blocks.NewSignedBeaconBlock(block)
 				require.NoError(t, err)
@@ -91,9 +98,9 @@ func RunBlockProcessingTest(t *testing.T, config, folderPath string) {
 				postBeaconStateSSZ, err := snappy.Decode(nil /* dst */, postBeaconStateFile)
 				require.NoError(t, err, "Failed to decompress")
 
-				postBeaconState := &ethpb.BeaconStateElectra{}
+				postBeaconState := &ethpb.BeaconStateFulu{}
 				require.NoError(t, postBeaconState.UnmarshalSSZ(postBeaconStateSSZ), "Failed to unmarshal")
-				pbState, err := state_native.ProtobufBeaconStateElectra(beaconState.ToProtoUnsafe())
+				pbState, err := state_native.ProtobufBeaconStateFulu(beaconState.ToProtoUnsafe())
 				require.NoError(t, err)
 				if !proto.Equal(pbState, postBeaconState) {
 					t.Log(cmp.Diff(postBeaconState, pbState, protocmp.Transform()))

testing/spectest/shared/fulu/sanity/slot_processing.go

@@ -31,9 +31,9 @@ func RunSlotProcessingTests(t *testing.T, config string) {
 			require.NoError(t, err)
 			preBeaconStateSSZ, err := snappy.Decode(nil /* dst */, preBeaconStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			base := &ethpb.BeaconStateElectra{}
+			base := &ethpb.BeaconStateFulu{}
 			require.NoError(t, base.UnmarshalSSZ(preBeaconStateSSZ), "Failed to unmarshal")
-			beaconState, err := state_native.InitializeFromProtoElectra(base)
+			beaconState, err := state_native.InitializeFromProtoFulu(base)
 			require.NoError(t, err)
 
 			file, err := util.BazelFileBytes(testsFolderPath, folder.Name(), "slots.yaml")
@@ -46,12 +46,12 @@ func RunSlotProcessingTests(t *testing.T, config string) {
 			require.NoError(t, err)
 			postBeaconStateSSZ, err := snappy.Decode(nil /* dst */, postBeaconStateFile)
 			require.NoError(t, err, "Failed to decompress")
-			postBeaconState := &ethpb.BeaconStateElectra{}
+			postBeaconState := &ethpb.BeaconStateFulu{}
 			require.NoError(t, postBeaconState.UnmarshalSSZ(postBeaconStateSSZ), "Failed to unmarshal")
 			postState, err := transition.ProcessSlots(context.Background(), beaconState, beaconState.Slot().Add(slotsCount))
 			require.NoError(t, err)
 
-			pbState, err := state_native.ProtobufBeaconStateElectra(postState.ToProto())
+			pbState, err := state_native.ProtobufBeaconStateFulu(postState.ToProto())
 			require.NoError(t, err)
 			if !proto.Equal(pbState, postBeaconState) {
 				t.Fatal("Did not receive expected post state")

testing/spectest/shared/fulu/ssz_static/ssz_static.go

@@ -19,13 +19,13 @@ func RunSSZStaticTests(t *testing.T, config string) {
 }
 
 func customHtr(t *testing.T, htrs []common.HTR, object interface{}) []common.HTR {
-	_, ok := object.(*ethpb.BeaconStateElectra)
+	_, ok := object.(*ethpb.BeaconStateFulu)
 	if !ok {
 		return htrs
 	}
 
 	htrs = append(htrs, func(s interface{}) ([32]byte, error) {
-		beaconState, err := state_native.InitializeFromProtoElectra(s.(*ethpb.BeaconStateElectra))
+		beaconState, err := state_native.InitializeFromProtoFulu(s.(*ethpb.BeaconStateFulu))
 		require.NoError(t, err)
 		return beaconState.HashTreeRoot(context.Background())
 	})
@@ -55,7 +55,7 @@ func UnmarshalledSSZ(t *testing.T, serializedBytes []byte, folderName string) (i
 	case "BeaconBlockHeader":
 		obj = &ethpb.BeaconBlockHeader{}
 	case "BeaconState":
-		obj = &ethpb.BeaconStateElectra{}
+		obj = &ethpb.BeaconStateFulu{}
 	case "Checkpoint":
 		obj = &ethpb.Checkpoint{}
 	case "Deposit":

testing/util/state.go

@@ -442,13 +442,13 @@ func NewBeaconStateElectra(options ...func(state *ethpb.BeaconStateElectra) erro
 }
 
 // NewBeaconStateFulu creates a beacon state with minimum marshalable fields.
-func NewBeaconStateFulu(options ...func(state *ethpb.BeaconStateElectra) error) (state.BeaconState, error) {
+func NewBeaconStateFulu(options ...func(state *ethpb.BeaconStateFulu) error) (state.BeaconState, error) {
 	pubkeys := make([][]byte, 512)
 	for i := range pubkeys {
 		pubkeys[i] = make([]byte, 48)
 	}
 
-	seed := &ethpb.BeaconStateElectra{
+	seed := &ethpb.BeaconStateFulu{
 		BlockRoots:                 filledByteSlice2D(uint64(params.BeaconConfig().SlotsPerHistoricalRoot), 32),
 		StateRoots:                 filledByteSlice2D(uint64(params.BeaconConfig().SlotsPerHistoricalRoot), 32),
 		Slashings:                  make([]uint64, params.BeaconConfig().EpochsPerSlashingsVector),
@@ -492,6 +492,7 @@ func NewBeaconStateFulu(options ...func(state *ethpb.BeaconStateElectra) error)
 			TransactionsRoot: make([]byte, 32),
 			WithdrawalsRoot:  make([]byte, 32),
 		},
+		ProposerLookahead: make([]uint64, 64),
 	}
 
 	for _, opt := range options {