add in skip

* fix

* fix it

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>

beacon-chain/blockchain/chain_info.go

@@ -83,6 +83,7 @@ type FinalizationFetcher interface {
 	CurrentJustifiedCheckpt() *ethpb.Checkpoint
 	PreviousJustifiedCheckpt() *ethpb.Checkpoint
 	VerifyFinalizedBlkDescendant(ctx context.Context, blockRoot [32]byte) error
+	IsFinalized(ctx context.Context, blockRoot [32]byte) bool
 }
 
 // OptimisticModeFetcher retrieves information about optimistic status of the node.
@@ -307,6 +308,15 @@ func (s *Service) IsOptimistic(ctx context.Context) (bool, error) {
 	return s.IsOptimisticForRoot(ctx, s.head.root)
 }
 
+// IsFinalized returns true if the input root is finalized.
+// It first checks latest finalized root then checks finalized root index in DB.
+func (s *Service) IsFinalized(ctx context.Context, root [32]byte) bool {
+	if s.ForkChoicer().FinalizedCheckpoint().Root == root {
+		return true
+	}
+	return s.cfg.BeaconDB.IsFinalizedBlock(ctx, root)
+}
+
 // IsOptimisticForRoot takes the root as argument instead of the current head
 // and returns true if it is optimistic.
 func (s *Service) IsOptimisticForRoot(ctx context.Context, root [32]byte) (bool, error) {

beacon-chain/blockchain/chain_info_test.go

@@ -669,3 +669,25 @@ func TestService_IsOptimisticForRoot_DB_non_canonical(t *testing.T) {
 	require.Equal(t, true, validated)
 
 }
+
+func TestService_IsFinalized(t *testing.T) {
+	beaconDB := testDB.SetupDB(t)
+	ctx := context.Background()
+	c := &Service{cfg: &config{BeaconDB: beaconDB, ForkChoiceStore: doublylinkedtree.New()}}
+	r1 := [32]byte{'a'}
+	require.NoError(t, c.ForkChoiceStore().UpdateFinalizedCheckpoint(&forkchoicetypes.Checkpoint{
+		Root: r1,
+	}))
+	b := util.NewBeaconBlock()
+	br, err := b.Block.HashTreeRoot()
+	require.NoError(t, err)
+	util.SaveBlock(t, ctx, beaconDB, b)
+	require.NoError(t, beaconDB.SaveStateSummary(ctx, &ethpb.StateSummary{Root: br[:], Slot: 10}))
+	require.NoError(t, beaconDB.SaveGenesisBlockRoot(ctx, br))
+	require.NoError(t, beaconDB.SaveFinalizedCheckpoint(ctx, &ethpb.Checkpoint{
+		Root: br[:],
+	}))
+	require.Equal(t, true, c.IsFinalized(ctx, r1))
+	require.Equal(t, true, c.IsFinalized(ctx, br))
+	require.Equal(t, false, c.IsFinalized(ctx, [32]byte{'c'}))
+}

beacon-chain/blockchain/execution_engine.go

@@ -110,10 +110,15 @@ func (s *Service) notifyForkchoiceUpdate(ctx context.Context, arg *notifyForkcho
 				return nil, err
 			}
 
+			if err := s.saveHead(ctx, r, b, st); err != nil {
+				log.WithError(err).Error("could not save head after pruning invalid blocks")
+			}
+
 			log.WithFields(logrus.Fields{
 				"slot":         headBlk.Slot(),
-				"blockRoot":    fmt.Sprintf("%#x", headRoot),
+				"blockRoot":    fmt.Sprintf("%#x", bytesutil.Trunc(headRoot[:])),
 				"invalidCount": len(invalidRoots),
+				"newHeadRoot":  fmt.Sprintf("%#x", bytesutil.Trunc(r[:])),
 			}).Warn("Pruned invalid blocks")
 			return pid, ErrInvalidPayload
 

beacon-chain/blockchain/execution_engine_test.go

@@ -31,6 +31,7 @@ import (
 )
 
 func Test_NotifyForkchoiceUpdate(t *testing.T) {
+	params.BeaconConfig().SafeSlotsToImportOptimistically = 0
 	ctx := context.Background()
 	beaconDB := testDB.SetupDB(t)
 	altairBlk := util.SaveBlock(t, ctx, beaconDB, util.NewBeaconBlockAltair())
@@ -212,7 +213,7 @@ func Test_NotifyForkchoiceUpdate(t *testing.T) {
 // 2. forkchoice removes the weights of these blocks
 // 3. the blockchain package calls fcu to obtain heads G -> F -> D.
 
-func Test_NotifyForkchoiceUpdateRecursive(t *testing.T) {
+func Test_NotifyForkchoiceUpdateRecursive_Protoarray(t *testing.T) {
 	ctx := context.Background()
 	beaconDB := testDB.SetupDB(t)
 
@@ -270,14 +271,11 @@ func Test_NotifyForkchoiceUpdateRecursive(t *testing.T) {
 	require.NoError(t, err)
 
 	// Insert blocks into forkchoice
-	fcs := doublylinkedtree.New()
-	opts := []Option{
-		WithDatabase(beaconDB),
-		WithStateGen(stategen.New(beaconDB)),
-		WithForkChoiceStore(fcs),
-		WithProposerIdsCache(cache.NewProposerPayloadIDsCache()),
-	}
-	service, err := NewService(ctx, opts...)
+	service := setupBeaconChain(t, beaconDB)
+	fcs := protoarray.New()
+	service.cfg.ForkChoiceStore = fcs
+	service.cfg.ProposerSlotIndexCache = cache.NewProposerPayloadIDsCache()
+
 	service.justifiedBalances.balances = []uint64{50, 100, 200}
 	require.NoError(t, err)
 	ojc := &ethpb.Checkpoint{Root: params.BeaconConfig().ZeroHash[:]}
@@ -318,6 +316,153 @@ func Test_NotifyForkchoiceUpdateRecursive(t *testing.T) {
 	// Prepare Engine Mock to return invalid unless head is D, LVH =  E
 	service.cfg.ExecutionEngineCaller = &mockPOW.EngineClient{ErrForkchoiceUpdated: powchain.ErrInvalidPayloadStatus, ForkChoiceUpdatedResp: pe[:], OverrideValidHash: [32]byte{'D'}}
 	st, _ := util.DeterministicGenesisState(t, 1)
+	service.head = &head{
+		state: st,
+		block: wba,
+	}
+
+	require.NoError(t, beaconDB.SaveState(ctx, st, bra))
+	require.NoError(t, beaconDB.SaveGenesisBlockRoot(ctx, bra))
+	a := &notifyForkchoiceUpdateArg{
+		headState: st,
+		headBlock: wbg.Block(),
+		headRoot:  brg,
+	}
+	_, err = service.notifyForkchoiceUpdate(ctx, a)
+	require.ErrorIs(t, ErrInvalidPayload, err)
+	// Ensure Head is D
+	headRoot, err = fcs.Head(ctx, service.justifiedBalances.balances)
+	require.NoError(t, err)
+	require.Equal(t, brd, headRoot)
+
+	// Ensure F and G where removed but their parent E wasn't
+	require.Equal(t, false, fcs.HasNode(brf))
+	require.Equal(t, false, fcs.HasNode(brg))
+	require.Equal(t, true, fcs.HasNode(bre))
+}
+
+//
+//
+//  A <- B <- C <- D
+//       \
+//         ---------- E <- F
+//                     \
+//                       ------ G
+// D is the current head, attestations for F and G come late, both are invalid.
+// We switch recursively to F then G and finally to D.
+//
+// We test:
+// 1. forkchoice removes blocks F and G from the forkchoice implementation
+// 2. forkchoice removes the weights of these blocks
+// 3. the blockchain package calls fcu to obtain heads G -> F -> D.
+
+func Test_NotifyForkchoiceUpdateRecursive_DoublyLinkedTree(t *testing.T) {
+	ctx := context.Background()
+	beaconDB := testDB.SetupDB(t)
+
+	// Prepare blocks
+	ba := util.NewBeaconBlockBellatrix()
+	ba.Block.Body.ExecutionPayload.BlockNumber = 1
+	wba := util.SaveBlock(t, ctx, beaconDB, ba)
+	bra, err := wba.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	bb := util.NewBeaconBlockBellatrix()
+	bb.Block.Body.ExecutionPayload.BlockNumber = 2
+	wbb := util.SaveBlock(t, ctx, beaconDB, bb)
+	brb, err := wbb.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	bc := util.NewBeaconBlockBellatrix()
+	bc.Block.Body.ExecutionPayload.BlockNumber = 3
+	wbc := util.SaveBlock(t, ctx, beaconDB, bc)
+	brc, err := wbc.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	bd := util.NewBeaconBlockBellatrix()
+	pd := [32]byte{'D'}
+	bd.Block.Body.ExecutionPayload.BlockHash = pd[:]
+	bd.Block.Body.ExecutionPayload.BlockNumber = 4
+	wbd := util.SaveBlock(t, ctx, beaconDB, bd)
+	brd, err := wbd.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	be := util.NewBeaconBlockBellatrix()
+	pe := [32]byte{'E'}
+	be.Block.Body.ExecutionPayload.BlockHash = pe[:]
+	be.Block.Body.ExecutionPayload.BlockNumber = 5
+	wbe := util.SaveBlock(t, ctx, beaconDB, be)
+	bre, err := wbe.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	bf := util.NewBeaconBlockBellatrix()
+	pf := [32]byte{'F'}
+	bf.Block.Body.ExecutionPayload.BlockHash = pf[:]
+	bf.Block.Body.ExecutionPayload.BlockNumber = 6
+	bf.Block.ParentRoot = bre[:]
+	wbf := util.SaveBlock(t, ctx, beaconDB, bf)
+	brf, err := wbf.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	bg := util.NewBeaconBlockBellatrix()
+	bg.Block.Body.ExecutionPayload.BlockNumber = 7
+	pg := [32]byte{'G'}
+	bg.Block.Body.ExecutionPayload.BlockHash = pg[:]
+	bg.Block.ParentRoot = bre[:]
+	wbg := util.SaveBlock(t, ctx, beaconDB, bg)
+	brg, err := wbg.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	// Insert blocks into forkchoice
+	service := setupBeaconChain(t, beaconDB)
+	fcs := doublylinkedtree.New()
+	service.cfg.ForkChoiceStore = fcs
+	service.cfg.ProposerSlotIndexCache = cache.NewProposerPayloadIDsCache()
+
+	service.justifiedBalances.balances = []uint64{50, 100, 200}
+	require.NoError(t, err)
+	ojc := &ethpb.Checkpoint{Root: params.BeaconConfig().ZeroHash[:]}
+	ofc := &ethpb.Checkpoint{Root: params.BeaconConfig().ZeroHash[:]}
+	state, blkRoot, err := prepareForkchoiceState(ctx, 1, bra, [32]byte{}, [32]byte{'A'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 2, brb, bra, [32]byte{'B'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 3, brc, brb, [32]byte{'C'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 4, brd, brc, [32]byte{'D'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 5, bre, brb, [32]byte{'E'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 6, brf, bre, [32]byte{'F'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+	state, blkRoot, err = prepareForkchoiceState(ctx, 7, brg, bre, [32]byte{'G'}, ojc, ofc)
+	require.NoError(t, err)
+	require.NoError(t, fcs.InsertNode(ctx, state, blkRoot))
+
+	// Insert Attestations to D, F and G so that they have higher weight than D
+	// Ensure G is head
+	fcs.ProcessAttestation(ctx, []uint64{0}, brd, 1)
+	fcs.ProcessAttestation(ctx, []uint64{1}, brf, 1)
+	fcs.ProcessAttestation(ctx, []uint64{2}, brg, 1)
+	jc := &forkchoicetypes.Checkpoint{Epoch: 0, Root: bra}
+	require.NoError(t, fcs.UpdateJustifiedCheckpoint(jc))
+	headRoot, err := fcs.Head(ctx, []uint64{50, 100, 200})
+	require.NoError(t, err)
+	require.Equal(t, brg, headRoot)
+
+	// Prepare Engine Mock to return invalid unless head is D, LVH =  E
+	service.cfg.ExecutionEngineCaller = &mockPOW.EngineClient{ErrForkchoiceUpdated: powchain.ErrInvalidPayloadStatus, ForkChoiceUpdatedResp: pe[:], OverrideValidHash: [32]byte{'D'}}
+	st, _ := util.DeterministicGenesisState(t, 1)
+	service.head = &head{
+		state: st,
+		block: wba,
+	}
 
 	require.NoError(t, beaconDB.SaveState(ctx, st, bra))
 	require.NoError(t, beaconDB.SaveGenesisBlockRoot(ctx, bra))

beacon-chain/blockchain/log.go

@@ -62,24 +62,30 @@ func logBlockSyncStatus(block interfaces.BeaconBlock, blockRoot [32]byte, justif
 		return err
 	}
 	level := log.Logger.GetLevel()
-
-	log = log.WithField("slot", block.Slot())
 	if level >= logrus.DebugLevel {
-		log = log.WithField("slotInEpoch", block.Slot()%params.BeaconConfig().SlotsPerEpoch)
-		log = log.WithField("justifiedEpoch", justified.Epoch)
-		log = log.WithField("justifiedRoot", fmt.Sprintf("0x%s...", hex.EncodeToString(justified.Root)[:8]))
-		log = log.WithField("parentRoot", fmt.Sprintf("0x%s...", hex.EncodeToString(block.ParentRoot())[:8]))
-		log = log.WithField("version", version.String(block.Version()))
-		log = log.WithField("sinceSlotStartTime", prysmTime.Now().Sub(startTime))
-		log = log.WithField("chainServiceProcessedTime", prysmTime.Now().Sub(receivedTime))
+		log.WithFields(logrus.Fields{
+			"slot":                      block.Slot(),
+			"slotInEpoch":               block.Slot() % params.BeaconConfig().SlotsPerEpoch,
+			"block":                     fmt.Sprintf("0x%s...", hex.EncodeToString(blockRoot[:])[:8]),
+			"epoch":                     slots.ToEpoch(block.Slot()),
+			"justifiedEpoch":            justified.Epoch,
+			"justifiedRoot":             fmt.Sprintf("0x%s...", hex.EncodeToString(justified.Root)[:8]),
+			"finalizedEpoch":            finalized.Epoch,
+			"finalizedRoot":             fmt.Sprintf("0x%s...", hex.EncodeToString(finalized.Root)[:8]),
+			"parentRoot":                fmt.Sprintf("0x%s...", hex.EncodeToString(block.ParentRoot())[:8]),
+			"version":                   version.String(block.Version()),
+			"sinceSlotStartTime":        prysmTime.Now().Sub(startTime),
+			"chainServiceProcessedTime": prysmTime.Now().Sub(receivedTime),
+		}).Debug("Synced new block")
+	} else {
+		log.WithFields(logrus.Fields{
+			"slot":           block.Slot(),
+			"block":          fmt.Sprintf("0x%s...", hex.EncodeToString(blockRoot[:])[:8]),
+			"finalizedEpoch": finalized.Epoch,
+			"finalizedRoot":  fmt.Sprintf("0x%s...", hex.EncodeToString(finalized.Root)[:8]),
+			"epoch":          slots.ToEpoch(block.Slot()),
+		}).Info("Synced new block")
 	}
-
-	log.WithFields(logrus.Fields{
-		"block":          fmt.Sprintf("0x%s...", hex.EncodeToString(blockRoot[:])[:8]),
-		"epoch":          slots.ToEpoch(block.Slot()),
-		"finalizedEpoch": finalized.Epoch,
-		"finalizedRoot":  fmt.Sprintf("0x%s...", hex.EncodeToString(finalized.Root)[:8]),
-	}).Info("Synced new block")
 	return nil
 }
 

beacon-chain/blockchain/metrics_test.go

@@ -35,7 +35,7 @@ func TestReportEpochMetrics_SlashedValidatorOutOfBound(t *testing.T) {
 	require.NoError(t, err)
 	v.Slashed = true
 	require.NoError(t, h.UpdateValidatorAtIndex(0, v))
-	require.NoError(t, h.AppendCurrentEpochAttestations(&eth.PendingAttestation{InclusionDelay: 1, Data: util.HydrateAttestationData(&eth.AttestationData{})}))
+	require.NoError(t, h.AppendCurrentEpochAttestations(&eth.PendingAttestation{InclusionDelay: 1, Data: util.NewAttestationUtil().HydrateAttestationData(&eth.AttestationData{})}))
 	err = reportEpochMetrics(context.Background(), h, h)
 	require.ErrorContains(t, "slot 0 out of bounds", err)
 }

beacon-chain/blockchain/process_attestation_test.go

@@ -70,6 +70,7 @@ func TestStore_OnAttestation_ErrorConditions_ProtoArray(t *testing.T) {
 	require.NoError(t, err)
 	require.NoError(t, service.cfg.BeaconDB.SaveState(ctx, s, blkWithValidStateRoot))
 
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name      string
 		a         *ethpb.Attestation
@@ -77,17 +78,17 @@ func TestStore_OnAttestation_ErrorConditions_ProtoArray(t *testing.T) {
 	}{
 		{
 			name:      "attestation's data slot not aligned with target vote",
-			a:         util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Root: make([]byte, 32)}}}),
+			a:         au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Root: make([]byte, 32)}}}),
 			wantedErr: "slot 32 does not match target epoch 0",
 		},
 		{
 			name:      "no pre state for attestations's target block",
-			a:         util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Target: &ethpb.Checkpoint{Root: BlkWithOutStateRoot[:]}}}),
+			a:         au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Target: &ethpb.Checkpoint{Root: BlkWithOutStateRoot[:]}}}),
 			wantedErr: "could not get pre state for epoch 0",
 		},
 		{
 			name: "process attestation doesn't match current epoch",
-			a: util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 100 * params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Epoch: 100,
+			a: au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 100 * params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Epoch: 100,
 				Root: BlkWithStateBadAttRoot[:]}}}),
 			wantedErr: "target epoch 100 does not match current epoch",
 		},
@@ -176,6 +177,7 @@ func TestStore_OnAttestation_ErrorConditions_DoublyLinkedTree(t *testing.T) {
 	require.NoError(t, err)
 	require.NoError(t, service.cfg.BeaconDB.SaveState(ctx, s, blkWithValidStateRoot))
 
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name      string
 		a         *ethpb.Attestation
@@ -183,17 +185,17 @@ func TestStore_OnAttestation_ErrorConditions_DoublyLinkedTree(t *testing.T) {
 	}{
 		{
 			name:      "attestation's data slot not aligned with target vote",
-			a:         util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Root: make([]byte, 32)}}}),
+			a:         au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Root: make([]byte, 32)}}}),
 			wantedErr: "slot 32 does not match target epoch 0",
 		},
 		{
 			name:      "no pre state for attestations's target block",
-			a:         util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Target: &ethpb.Checkpoint{Root: BlkWithOutStateRoot[:]}}}),
+			a:         au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Target: &ethpb.Checkpoint{Root: BlkWithOutStateRoot[:]}}}),
 			wantedErr: "could not get pre state for epoch 0",
 		},
 		{
 			name: "process attestation doesn't match current epoch",
-			a: util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 100 * params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Epoch: 100,
+			a: au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 100 * params.BeaconConfig().SlotsPerEpoch, Target: &ethpb.Checkpoint{Epoch: 100,
 				Root: BlkWithStateBadAttRoot[:]}}}),
 			wantedErr: "target epoch 100 does not match current epoch",
 		},
@@ -249,7 +251,7 @@ func TestStore_OnAttestation_Ok_ProtoArray(t *testing.T) {
 	genesisState, pks := util.DeterministicGenesisState(t, 64)
 	service.SetGenesisTime(time.Unix(time.Now().Unix()-int64(params.BeaconConfig().SecondsPerSlot), 0))
 	require.NoError(t, service.saveGenesisData(ctx, genesisState))
-	att, err := util.GenerateAttestations(genesisState, pks, 1, 0, false)
+	att, err := util.NewAttestationUtil().GenerateAttestations(genesisState, pks, 1, 0, false)
 	require.NoError(t, err)
 	tRoot := bytesutil.ToBytes32(att[0].Data.Target.Root)
 	copied := genesisState.Copy()
@@ -279,7 +281,7 @@ func TestStore_OnAttestation_Ok_DoublyLinkedTree(t *testing.T) {
 	genesisState, pks := util.DeterministicGenesisState(t, 64)
 	service.SetGenesisTime(time.Unix(time.Now().Unix()-int64(params.BeaconConfig().SecondsPerSlot), 0))
 	require.NoError(t, service.saveGenesisData(ctx, genesisState))
-	att, err := util.GenerateAttestations(genesisState, pks, 1, 0, false)
+	att, err := util.NewAttestationUtil().GenerateAttestations(genesisState, pks, 1, 0, false)
 	require.NoError(t, err)
 	tRoot := bytesutil.ToBytes32(att[0].Data.Target.Root)
 	copied := genesisState.Copy()
@@ -422,8 +424,7 @@ func TestVerifyBeaconBlock_NoBlock(t *testing.T) {
 	opts := testServiceOptsWithDB(t)
 	service, err := NewService(ctx, opts...)
 	require.NoError(t, err)
-
-	d := util.HydrateAttestationData(&ethpb.AttestationData{})
+	d := util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{})
 	require.Equal(t, errBlockNotFoundInCacheOrDB, service.verifyBeaconBlock(ctx, d))
 }
 

beacon-chain/blockchain/process_block.go

@@ -106,6 +106,12 @@ func (s *Service) onBlock(ctx context.Context, signed interfaces.SignedBeaconBlo
 		return err
 	}
 
+	// Save current justified and finalized epochs for future use.
+	currStoreJustifiedEpoch := s.ForkChoicer().JustifiedCheckpoint().Epoch
+	currStoreFinalizedEpoch := s.ForkChoicer().FinalizedCheckpoint().Epoch
+	preStateFinalizedEpoch := preState.FinalizedCheckpoint().Epoch
+	preStateJustifiedEpoch := preState.CurrentJustifiedCheckpoint().Epoch
+
 	preStateVersion, preStateHeader, err := getStateVersionAndPayload(preState)
 	if err != nil {
 		return err
@@ -130,9 +136,6 @@ func (s *Service) onBlock(ctx context.Context, signed interfaces.SignedBeaconBlo
 	if err := s.savePostStateInfo(ctx, blockRoot, signed, postState); err != nil {
 		return err
 	}
-	// save current justified and finalized epochs for future use
-	currJustifiedEpoch := s.ForkChoicer().JustifiedCheckpoint().Epoch
-	currFinalizedEpoch := s.ForkChoicer().FinalizedCheckpoint().Epoch
 
 	if err := s.insertBlockAndAttestationsToForkChoiceStore(ctx, signed.Block(), blockRoot, postState); err != nil {
 		return errors.Wrapf(err, "could not insert block %d to fork choice store", signed.Block().Slot())
@@ -211,16 +214,20 @@ func (s *Service) onBlock(ctx context.Context, signed interfaces.SignedBeaconBlo
 	}()
 
 	// Save justified check point to db.
-	if justified.Epoch > currJustifiedEpoch {
-		if err := s.cfg.BeaconDB.SaveJustifiedCheckpoint(ctx, postState.CurrentJustifiedCheckpoint()); err != nil {
+	postStateJustifiedEpoch := postState.CurrentJustifiedCheckpoint().Epoch
+	if justified.Epoch > currStoreJustifiedEpoch || (justified.Epoch == postStateJustifiedEpoch && justified.Epoch > preStateJustifiedEpoch) {
+		if err := s.cfg.BeaconDB.SaveJustifiedCheckpoint(ctx, &ethpb.Checkpoint{
+			Epoch: justified.Epoch, Root: justified.Root[:],
+		}); err != nil {
 			return err
 		}
 	}
 
-	// Update finalized check point.
+	// Save finalized check point to db and more.
+	postStateFinalizedEpoch := postState.FinalizedCheckpoint().Epoch
 	finalized := s.ForkChoicer().FinalizedCheckpoint()
-	if finalized.Epoch > currFinalizedEpoch {
-		if err := s.updateFinalized(ctx, postState.FinalizedCheckpoint()); err != nil {
+	if finalized.Epoch > currStoreFinalizedEpoch || (finalized.Epoch == postStateFinalizedEpoch && finalized.Epoch > preStateFinalizedEpoch) {
+		if err := s.updateFinalized(ctx, &ethpb.Checkpoint{Epoch: finalized.Epoch, Root: finalized.Root[:]}); err != nil {
 			return err
 		}
 		isOptimistic, err := s.cfg.ForkChoiceStore.IsOptimistic(finalized.Root)
@@ -493,9 +500,15 @@ func (s *Service) insertBlockAndAttestationsToForkChoiceStore(ctx context.Contex
 	ctx, span := trace.StartSpan(ctx, "blockChain.insertBlockAndAttestationsToForkChoiceStore")
 	defer span.End()
 
-	fCheckpoint := st.FinalizedCheckpoint()
-	jCheckpoint := st.CurrentJustifiedCheckpoint()
-	if err := s.insertBlockToForkChoiceStore(ctx, blk, root, st, fCheckpoint, jCheckpoint); err != nil {
+	if !s.cfg.ForkChoiceStore.HasNode(bytesutil.ToBytes32(blk.ParentRoot())) {
+		fCheckpoint := st.FinalizedCheckpoint()
+		jCheckpoint := st.CurrentJustifiedCheckpoint()
+		if err := s.fillInForkChoiceMissingBlocks(ctx, blk, fCheckpoint, jCheckpoint); err != nil {
+			return err
+		}
+	}
+
+	if err := s.cfg.ForkChoiceStore.InsertNode(ctx, st, root); err != nil {
 		return err
 	}
 	// Feed in block's attestations to fork choice store.
@@ -513,13 +526,6 @@ func (s *Service) insertBlockAndAttestationsToForkChoiceStore(ctx context.Contex
 	return nil
 }
 
-func (s *Service) insertBlockToForkChoiceStore(ctx context.Context, blk interfaces.BeaconBlock, root [32]byte, st state.BeaconState, fCheckpoint, jCheckpoint *ethpb.Checkpoint) error {
-	if err := s.fillInForkChoiceMissingBlocks(ctx, blk, fCheckpoint, jCheckpoint); err != nil {
-		return err
-	}
-	return s.cfg.ForkChoiceStore.InsertNode(ctx, st, root)
-}
-
 // InsertSlashingsToForkChoiceStore inserts attester slashing indices to fork choice store.
 // To call this function, it's caller's responsibility to ensure the slashing object is valid.
 func (s *Service) InsertSlashingsToForkChoiceStore(ctx context.Context, slashings []*ethpb.AttesterSlashing) {

beacon-chain/blockchain/process_block_test.go

@@ -1148,6 +1148,55 @@ func TestHandleEpochBoundary_UpdateFirstSlot(t *testing.T) {
 	require.Equal(t, 3*params.BeaconConfig().SlotsPerEpoch, service.nextEpochBoundarySlot)
 }
 
+func TestOnBlock_CanFinalize_WithOnTick(t *testing.T) {
+	ctx := context.Background()
+	beaconDB := testDB.SetupDB(t)
+	fcs := protoarray.New()
+	depositCache, err := depositcache.New()
+	require.NoError(t, err)
+	opts := []Option{
+		WithDatabase(beaconDB),
+		WithStateGen(stategen.New(beaconDB)),
+		WithForkChoiceStore(fcs),
+		WithDepositCache(depositCache),
+		WithStateNotifier(&mock.MockStateNotifier{}),
+		WithAttestationPool(attestations.NewPool()),
+	}
+	service, err := NewService(ctx, opts...)
+	require.NoError(t, err)
+
+	gs, keys := util.DeterministicGenesisState(t, 32)
+	require.NoError(t, service.saveGenesisData(ctx, gs))
+
+	testState := gs.Copy()
+	for i := types.Slot(1); i <= 4*params.BeaconConfig().SlotsPerEpoch; i++ {
+		blk, err := util.GenerateFullBlock(testState, keys, util.DefaultBlockGenConfig(), i)
+		require.NoError(t, err)
+		r, err := blk.Block.HashTreeRoot()
+		require.NoError(t, err)
+		wsb, err := wrapper.WrappedSignedBeaconBlock(blk)
+		require.NoError(t, err)
+		require.NoError(t, fcs.NewSlot(ctx, i))
+		require.NoError(t, service.onBlock(ctx, wsb, r))
+		testState, err = service.cfg.StateGen.StateByRoot(ctx, r)
+		require.NoError(t, err)
+	}
+	cp := service.CurrentJustifiedCheckpt()
+	require.Equal(t, types.Epoch(3), cp.Epoch)
+	cp = service.FinalizedCheckpt()
+	require.Equal(t, types.Epoch(2), cp.Epoch)
+
+	// The update should persist in DB.
+	j, err := service.cfg.BeaconDB.JustifiedCheckpoint(ctx)
+	require.NoError(t, err)
+	cp = service.CurrentJustifiedCheckpt()
+	require.Equal(t, j.Epoch, cp.Epoch)
+	f, err := service.cfg.BeaconDB.FinalizedCheckpoint(ctx)
+	require.NoError(t, err)
+	cp = service.FinalizedCheckpt()
+	require.Equal(t, f.Epoch, cp.Epoch)
+}
+
 func TestOnBlock_CanFinalize(t *testing.T) {
 	ctx := context.Background()
 	beaconDB := testDB.SetupDB(t)
@@ -1606,8 +1655,9 @@ func TestService_insertSlashingsToForkChoiceStore(t *testing.T) {
 	service, err := NewService(ctx, opts...)
 	require.NoError(t, err)
 
+	au := util.AttestationUtil{}
 	beaconState, privKeys := util.DeterministicGenesisState(t, 100)
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 1},
 		},
@@ -1622,7 +1672,7 @@ func TestService_insertSlashingsToForkChoiceStore(t *testing.T) {
 	aggregateSig := bls.AggregateSignatures([]bls.Signature{sig0, sig1})
 	att1.Signature = aggregateSig.Marshal()
 
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0, 1},
 	})
 	signingRoot, err = signing.ComputeSigningRoot(att2.Data, domain)

beacon-chain/blockchain/receive_attestation_test.go

@@ -60,7 +60,7 @@ func TestVerifyLMDFFGConsistent_NotOK(t *testing.T) {
 	require.NoError(t, err)
 
 	wanted := "FFG and LMD votes are not consistent"
-	a := util.NewAttestation()
+	a := util.NewAttestationUtil().NewAttestation()
 	a.Data.Target.Epoch = 1
 	a.Data.Target.Root = []byte{'a'}
 	a.Data.BeaconBlockRoot = r33[:]
@@ -85,8 +85,7 @@ func TestVerifyLMDFFGConsistent_OK(t *testing.T) {
 	util.SaveBlock(t, ctx, service.cfg.BeaconDB, b33)
 	r33, err := b33.Block.HashTreeRoot()
 	require.NoError(t, err)
-
-	a := util.NewAttestation()
+	a := util.NewAttestationUtil().NewAttestation()
 	a.Data.Target.Epoch = 1
 	a.Data.Target.Root = r32[:]
 	a.Data.BeaconBlockRoot = r33[:]
@@ -106,7 +105,7 @@ func TestProcessAttestations_Ok(t *testing.T) {
 	genesisState, pks := util.DeterministicGenesisState(t, 64)
 	require.NoError(t, genesisState.SetGenesisTime(uint64(prysmTime.Now().Unix())-params.BeaconConfig().SecondsPerSlot))
 	require.NoError(t, service.saveGenesisData(ctx, genesisState))
-	atts, err := util.GenerateAttestations(genesisState, pks, 1, 0, false)
+	atts, err := util.NewAttestationUtil().GenerateAttestations(genesisState, pks, 1, 0, false)
 	require.NoError(t, err)
 	tRoot := bytesutil.ToBytes32(atts[0].Data.Target.Root)
 	copied := genesisState.Copy()
@@ -227,7 +226,7 @@ func TestService_ProcessAttestationsAndUpdateHead(t *testing.T) {
 	require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wsb))
 
 	// Generate attestatios for this block in Slot 1
-	atts, err := util.GenerateAttestations(copied, pks, 1, 1, false)
+	atts, err := util.NewAttestationUtil().GenerateAttestations(copied, pks, 1, 1, false)
 	require.NoError(t, err)
 	require.NoError(t, service.cfg.AttPool.SaveForkchoiceAttestations(atts))
 	// Verify the target is in forchoice

beacon-chain/blockchain/testing/mock.go

@@ -63,6 +63,7 @@ type ChainService struct {
 	ForkChoiceStore             forkchoice.ForkChoicer
 	ReceiveBlockMockErr         error
 	OptimisticCheckRootReceived [32]byte
+	FinalizedRoots              map[[32]byte]bool
 }
 
 // ForkChoicer mocks the same method in the chain service
@@ -458,3 +459,8 @@ func (s *ChainService) UpdateHead(_ context.Context) error { return nil }
 
 // ReceiveAttesterSlashing mocks the same method in the chain service.
 func (s *ChainService) ReceiveAttesterSlashing(context.Context, *ethpb.AttesterSlashing) {}
+
+// IsFinalized mocks the same method in the chain service.
+func (s *ChainService) IsFinalized(_ context.Context, blockRoot [32]byte) bool {
+	return s.FinalizedRoots[blockRoot]
+}

beacon-chain/builder/service.go

@@ -60,6 +60,7 @@ func NewService(ctx context.Context, opts ...Option) (*Service, error) {
 			return nil, err
 		}
 		s.c = c
+		log.WithField("endpoint", c.NodeURL()).Info("Builder has been configured")
 	}
 	return s, nil
 }

beacon-chain/core/altair/attestation_test.go

@@ -27,7 +27,7 @@ import (
 
 func TestProcessAttestations_InclusionDelayFailure(t *testing.T) {
 	attestations := []*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{
+		util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 			Data: &ethpb.AttestationData{
 				Target: &ethpb.Checkpoint{Epoch: 0, Root: make([]byte, fieldparams.RootLength)},
 				Slot:   5,
@@ -55,7 +55,7 @@ func TestProcessAttestations_InclusionDelayFailure(t *testing.T) {
 }
 
 func TestProcessAttestations_NeitherCurrentNorPrevEpoch(t *testing.T) {
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 0, Root: []byte("hello-world")},
 			Target: &ethpb.Checkpoint{Epoch: 0}}})
@@ -201,7 +201,7 @@ func TestProcessAttestations_OK(t *testing.T) {
 	aggBits.SetBitAt(0, true)
 	var mockRoot [32]byte
 	copy(mockRoot[:], "hello-world")
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Root: mockRoot[:]},
 			Target: &ethpb.Checkpoint{Root: mockRoot[:]},

beacon-chain/core/blocks/attestation_test.go

@@ -25,7 +25,7 @@ import (
 
 func TestProcessAggregatedAttestation_OverlappingBits(t *testing.T) {
 	beaconState, privKeys := util.DeterministicGenesisState(t, 100)
-	data := util.HydrateAttestationData(&ethpb.AttestationData{
+	data := util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{
 		Source: &ethpb.Checkpoint{Epoch: 0, Root: bytesutil.PadTo([]byte("hello-world"), 32)},
 		Target: &ethpb.Checkpoint{Epoch: 0, Root: bytesutil.PadTo([]byte("hello-world"), 32)},
 	})
@@ -85,7 +85,7 @@ func TestProcessAggregatedAttestation_OverlappingBits(t *testing.T) {
 func TestVerifyAttestationNoVerifySignature_IncorrectSlotTargetEpoch(t *testing.T) {
 	beaconState, _ := util.DeterministicGenesisState(t, 1)
 
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Slot:   params.BeaconConfig().SlotsPerEpoch,
 			Target: &ethpb.Checkpoint{Root: make([]byte, 32)},
@@ -218,7 +218,7 @@ func TestConvertToIndexed_OK(t *testing.T) {
 
 	var sig [fieldparams.BLSSignatureLength]byte
 	copy(sig[:], "signed")
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Signature: sig[:],
 	})
 	for _, tt := range tests {
@@ -261,11 +261,12 @@ func TestVerifyIndexedAttestation_OK(t *testing.T) {
 		RandaoMixes: make([][]byte, params.BeaconConfig().EpochsPerHistoricalVector),
 	})
 	require.NoError(t, err)
+	au := util.AttestationUtil{}
 	tests := []struct {
 		attestation *ethpb.IndexedAttestation
 	}{
 		{attestation: &ethpb.IndexedAttestation{
-			Data: util.HydrateAttestationData(&ethpb.AttestationData{
+			Data: au.HydrateAttestationData(&ethpb.AttestationData{
 				Target: &ethpb.Checkpoint{
 					Epoch: 2,
 				},
@@ -275,7 +276,7 @@ func TestVerifyIndexedAttestation_OK(t *testing.T) {
 			Signature:        make([]byte, fieldparams.BLSSignatureLength),
 		}},
 		{attestation: &ethpb.IndexedAttestation{
-			Data: util.HydrateAttestationData(&ethpb.AttestationData{
+			Data: au.HydrateAttestationData(&ethpb.AttestationData{
 				Target: &ethpb.Checkpoint{
 					Epoch: 1,
 				},
@@ -284,7 +285,7 @@ func TestVerifyIndexedAttestation_OK(t *testing.T) {
 			Signature:        make([]byte, fieldparams.BLSSignatureLength),
 		}},
 		{attestation: &ethpb.IndexedAttestation{
-			Data: util.HydrateAttestationData(&ethpb.AttestationData{
+			Data: au.HydrateAttestationData(&ethpb.AttestationData{
 				Target: &ethpb.Checkpoint{
 					Epoch: 4,
 				},
@@ -293,7 +294,7 @@ func TestVerifyIndexedAttestation_OK(t *testing.T) {
 			Signature:        make([]byte, fieldparams.BLSSignatureLength),
 		}},
 		{attestation: &ethpb.IndexedAttestation{
-			Data: util.HydrateAttestationData(&ethpb.AttestationData{
+			Data: au.HydrateAttestationData(&ethpb.AttestationData{
 				Target: &ethpb.Checkpoint{
 					Epoch: 7,
 				},
@@ -411,7 +412,8 @@ func TestVerifyAttestations_HandlesPlannedFork(t *testing.T) {
 
 	comm1, err := helpers.BeaconCommitteeFromState(context.Background(), st, 1 /*slot*/, 0 /*committeeIndex*/)
 	require.NoError(t, err)
-	att1 := util.HydrateAttestation(&ethpb.Attestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm1))),
 		Data: &ethpb.AttestationData{
 			Slot: 1,
@@ -430,7 +432,7 @@ func TestVerifyAttestations_HandlesPlannedFork(t *testing.T) {
 
 	comm2, err := helpers.BeaconCommitteeFromState(context.Background(), st, 1*params.BeaconConfig().SlotsPerEpoch+1 /*slot*/, 1 /*committeeIndex*/)
 	require.NoError(t, err)
-	att2 := util.HydrateAttestation(&ethpb.Attestation{
+	att2 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm2))),
 		Data: &ethpb.AttestationData{
 			Slot:           1*params.BeaconConfig().SlotsPerEpoch + 1,
@@ -470,7 +472,8 @@ func TestRetrieveAttestationSignatureSet_VerifiesMultipleAttestations(t *testing
 
 	comm1, err := helpers.BeaconCommitteeFromState(context.Background(), st, 1 /*slot*/, 0 /*committeeIndex*/)
 	require.NoError(t, err)
-	att1 := util.HydrateAttestation(&ethpb.Attestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm1))),
 		Data: &ethpb.AttestationData{
 			Slot: 1,
@@ -489,7 +492,7 @@ func TestRetrieveAttestationSignatureSet_VerifiesMultipleAttestations(t *testing
 
 	comm2, err := helpers.BeaconCommitteeFromState(context.Background(), st, 1 /*slot*/, 1 /*committeeIndex*/)
 	require.NoError(t, err)
-	att2 := util.HydrateAttestation(&ethpb.Attestation{
+	att2 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm2))),
 		Data: &ethpb.AttestationData{
 			Slot:           1,
@@ -534,7 +537,8 @@ func TestRetrieveAttestationSignatureSet_AcrossFork(t *testing.T) {
 
 	comm1, err := helpers.BeaconCommitteeFromState(ctx, st, 1 /*slot*/, 0 /*committeeIndex*/)
 	require.NoError(t, err)
-	att1 := util.HydrateAttestation(&ethpb.Attestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm1))),
 		Data: &ethpb.AttestationData{
 			Slot: 1,
@@ -553,7 +557,7 @@ func TestRetrieveAttestationSignatureSet_AcrossFork(t *testing.T) {
 
 	comm2, err := helpers.BeaconCommitteeFromState(ctx, st, 1 /*slot*/, 1 /*committeeIndex*/)
 	require.NoError(t, err)
-	att2 := util.HydrateAttestation(&ethpb.Attestation{
+	att2 := au.HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(uint64(len(comm2))),
 		Data: &ethpb.AttestationData{
 			Slot:           1,

beacon-chain/core/blocks/attester_slashing_test.go

@@ -19,11 +19,12 @@ import (
 )
 
 func TestSlashableAttestationData_CanSlash(t *testing.T) {
-	att1 := util.HydrateAttestationData(&ethpb.AttestationData{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestationData(&ethpb.AttestationData{
 		Target: &ethpb.Checkpoint{Epoch: 1, Root: make([]byte, 32)},
 		Source: &ethpb.Checkpoint{Root: bytesutil.PadTo([]byte{'A'}, 32)},
 	})
-	att2 := util.HydrateAttestationData(&ethpb.AttestationData{
+	att2 := au.HydrateAttestationData(&ethpb.AttestationData{
 		Target: &ethpb.Checkpoint{Epoch: 1, Root: make([]byte, 32)},
 		Source: &ethpb.Checkpoint{Root: bytesutil.PadTo([]byte{'B'}, 32)},
 	})
@@ -35,9 +36,10 @@ func TestSlashableAttestationData_CanSlash(t *testing.T) {
 }
 
 func TestProcessAttesterSlashings_DataNotSlashable(t *testing.T) {
+	au := util.AttestationUtil{}
 	slashings := []*ethpb.AttesterSlashing{{
-		Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{}),
-		Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+		Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{}),
+		Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 			Data: &ethpb.AttestationData{
 				Source: &ethpb.Checkpoint{Epoch: 1},
 				Target: &ethpb.Checkpoint{Epoch: 1}},
@@ -71,15 +73,16 @@ func TestProcessAttesterSlashings_IndexedAttestationFailedToVerify(t *testing.T)
 	})
 	require.NoError(t, err)
 
+	au := util.AttestationUtil{}
 	slashings := []*ethpb.AttesterSlashing{
 		{
-			Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+			Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 				Data: &ethpb.AttestationData{
 					Source: &ethpb.Checkpoint{Epoch: 1},
 				},
 				AttestingIndices: make([]uint64, params.BeaconConfig().MaxValidatorsPerCommittee+1),
 			}),
-			Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+			Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 				AttestingIndices: make([]uint64, params.BeaconConfig().MaxValidatorsPerCommittee+1),
 			}),
 		},
@@ -102,7 +105,8 @@ func TestProcessAttesterSlashings_AppliesCorrectStatus(t *testing.T) {
 		vv.WithdrawableEpoch = types.Epoch(params.BeaconConfig().SlotsPerEpoch)
 	}
 
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 1},
 		},
@@ -117,7 +121,7 @@ func TestProcessAttesterSlashings_AppliesCorrectStatus(t *testing.T) {
 	aggregateSig := bls.AggregateSignatures([]bls.Signature{sig0, sig1})
 	att1.Signature = aggregateSig.Marshal()
 
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0, 1},
 	})
 	signingRoot, err = signing.ComputeSigningRoot(att2.Data, domain)
@@ -171,7 +175,8 @@ func TestProcessAttesterSlashings_AppliesCorrectStatusAltair(t *testing.T) {
 		vv.WithdrawableEpoch = types.Epoch(params.BeaconConfig().SlotsPerEpoch)
 	}
 
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 1},
 		},
@@ -186,7 +191,7 @@ func TestProcessAttesterSlashings_AppliesCorrectStatusAltair(t *testing.T) {
 	aggregateSig := bls.AggregateSignatures([]bls.Signature{sig0, sig1})
 	att1.Signature = aggregateSig.Marshal()
 
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0, 1},
 	})
 	signingRoot, err = signing.ComputeSigningRoot(att2.Data, domain)
@@ -240,7 +245,8 @@ func TestProcessAttesterSlashings_AppliesCorrectStatusBellatrix(t *testing.T) {
 		vv.WithdrawableEpoch = types.Epoch(params.BeaconConfig().SlotsPerEpoch)
 	}
 
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 1},
 		},
@@ -255,7 +261,7 @@ func TestProcessAttesterSlashings_AppliesCorrectStatusBellatrix(t *testing.T) {
 	aggregateSig := bls.AggregateSignatures([]bls.Signature{sig0, sig1})
 	att1.Signature = aggregateSig.Marshal()
 
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0, 1},
 	})
 	signingRoot, err = signing.ComputeSigningRoot(att2.Data, domain)

beacon-chain/core/blocks/block_regression_test.go

@@ -39,8 +39,9 @@ func TestProcessAttesterSlashings_RegressionSlashableIndices(t *testing.T) {
 	expectedSlashedVal := 2800
 
 	root1 := [32]byte{'d', 'o', 'u', 'b', 'l', 'e', '1'}
+	au := util.AttestationUtil{}
 	att1 := &ethpb.IndexedAttestation{
-		Data:             util.HydrateAttestationData(&ethpb.AttestationData{Target: &ethpb.Checkpoint{Epoch: 0, Root: root1[:]}}),
+		Data:             au.HydrateAttestationData(&ethpb.AttestationData{Target: &ethpb.Checkpoint{Epoch: 0, Root: root1[:]}}),
 		AttestingIndices: setA,
 		Signature:        make([]byte, 96),
 	}
@@ -58,7 +59,7 @@ func TestProcessAttesterSlashings_RegressionSlashableIndices(t *testing.T) {
 
 	root2 := [32]byte{'d', 'o', 'u', 'b', 'l', 'e', '2'}
 	att2 := &ethpb.IndexedAttestation{
-		Data: util.HydrateAttestationData(&ethpb.AttestationData{
+		Data: au.HydrateAttestationData(&ethpb.AttestationData{
 			Target: &ethpb.Checkpoint{Root: root2[:]},
 		}),
 		AttestingIndices: setB,

beacon-chain/core/epoch/precompute/justification_finalization.go

@@ -1,11 +1,14 @@
 package precompute
 
 import (
+	"context"
+
 	"github.com/pkg/errors"
 	"github.com/prysmaticlabs/go-bitfield"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/time"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state"
+	"github.com/prysmaticlabs/prysm/config/params"
 	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/time/slots"
 )
@@ -14,11 +17,17 @@ var errNilState = errors.New("nil state")
 
 // UnrealizedCheckpoints returns the justification and finalization checkpoints of the
 // given state as if it was progressed with empty slots until the next epoch.
-func UnrealizedCheckpoints(st state.BeaconState) (*ethpb.Checkpoint, *ethpb.Checkpoint, error) {
+func UnrealizedCheckpoints(ctx context.Context, st state.BeaconState) (*ethpb.Checkpoint, *ethpb.Checkpoint, error) {
 	if st == nil || st.IsNil() {
 		return nil, nil, errNilState
 	}
 
+	if slots.ToEpoch(st.Slot()) <= params.BeaconConfig().GenesisEpoch+1 {
+		jc := st.CurrentJustifiedCheckpoint()
+		fc := st.FinalizedCheckpoint()
+		return jc, fc, nil
+	}
+
 	activeBalance, prevTarget, currentTarget, err := st.UnrealizedCheckpointBalances()
 	if err != nil {
 		return nil, nil, err

beacon-chain/core/epoch/precompute/justification_finalization_test.go

@@ -243,7 +243,7 @@ func TestUnrealizedCheckpoints(t *testing.T) {
 			_, _, err = altair.InitializePrecomputeValidators(context.Background(), state)
 			require.NoError(t, err)
 
-			jc, fc, err := precompute.UnrealizedCheckpoints(state)
+			jc, fc, err := precompute.UnrealizedCheckpoints(context.Background(), state)
 			require.NoError(t, err)
 			require.DeepEqual(t, test.expectedJustified, jc.Epoch)
 			require.DeepEqual(t, test.expectedFinalized, fc.Epoch)

beacon-chain/core/transition/transition_test.go

@@ -133,15 +133,16 @@ func TestProcessBlock_IncorrectProcessExits(t *testing.T) {
 			}),
 		},
 	}
+	au := util.AttestationUtil{}
 	attesterSlashings := []*ethpb.AttesterSlashing{
 		{
 			Attestation_1: &ethpb.IndexedAttestation{
-				Data:             util.HydrateAttestationData(&ethpb.AttestationData{}),
+				Data:             au.HydrateAttestationData(&ethpb.AttestationData{}),
 				AttestingIndices: []uint64{0, 1},
 				Signature:        make([]byte, 96),
 			},
 			Attestation_2: &ethpb.IndexedAttestation{
-				Data:             util.HydrateAttestationData(&ethpb.AttestationData{}),
+				Data:             au.HydrateAttestationData(&ethpb.AttestationData{}),
 				AttestingIndices: []uint64{0, 1},
 				Signature:        make([]byte, 96),
 			},
@@ -152,7 +153,7 @@ func TestProcessBlock_IncorrectProcessExits(t *testing.T) {
 		blockRoots = append(blockRoots, []byte{byte(i)})
 	}
 	require.NoError(t, beaconState.SetBlockRoots(blockRoots))
-	blockAtt := util.HydrateAttestation(&ethpb.Attestation{
+	blockAtt := au.HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Target: &ethpb.Checkpoint{Root: bytesutil.PadTo([]byte("hello-world"), 32)},
 		},
@@ -255,7 +256,8 @@ func createFullBlockWithOperations(t *testing.T) (state.BeaconState,
 	require.NoError(t, beaconState.SetValidators(validators))
 
 	mockRoot2 := [32]byte{'A'}
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 0, Root: mockRoot2[:]},
 		},
@@ -271,7 +273,7 @@ func createFullBlockWithOperations(t *testing.T) (state.BeaconState,
 	att1.Signature = aggregateSig.Marshal()
 
 	mockRoot3 := [32]byte{'B'}
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 0, Root: mockRoot3[:]},
 			Target: &ethpb.Checkpoint{Epoch: 0, Root: make([]byte, fieldparams.RootLength)},
@@ -301,7 +303,7 @@ func createFullBlockWithOperations(t *testing.T) (state.BeaconState,
 
 	aggBits := bitfield.NewBitlist(1)
 	aggBits.SetBitAt(0, true)
-	blockAtt := util.HydrateAttestation(&ethpb.Attestation{
+	blockAtt := au.HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Slot:   beaconState.Slot(),
 			Target: &ethpb.Checkpoint{Epoch: time.CurrentEpoch(beaconState)},

beacon-chain/forkchoice/doubly-linked-tree/BUILD.bazel

@@ -22,9 +22,11 @@ go_library(
     ],
     deps = [
         "//beacon-chain/core/blocks:go_default_library",
+        "//beacon-chain/core/epoch/precompute:go_default_library",
         "//beacon-chain/forkchoice:go_default_library",
         "//beacon-chain/forkchoice/types:go_default_library",
         "//beacon-chain/state:go_default_library",
+        "//config/features:go_default_library",
         "//config/fieldparams:go_default_library",
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
@@ -60,6 +62,7 @@ go_test(
         "//beacon-chain/forkchoice/types:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//beacon-chain/state/v3:go_default_library",
+        "//config/features:go_default_library",
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
         "//consensus-types/wrapper:go_default_library",

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

@@ -9,6 +9,7 @@ import (
 	"github.com/prysmaticlabs/prysm/beacon-chain/forkchoice"
 	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state"
+	"github.com/prysmaticlabs/prysm/config/features"
 	fieldparams "github.com/prysmaticlabs/prysm/config/fieldparams"
 	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
@@ -23,15 +24,17 @@ import (
 // New initializes a new fork choice store.
 func New() *ForkChoice {
 	s := &Store{
-		justifiedCheckpoint:     &forkchoicetypes.Checkpoint{},
-		bestJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
-		prevJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
-		finalizedCheckpoint:     &forkchoicetypes.Checkpoint{},
-		proposerBoostRoot:       [32]byte{},
-		nodeByRoot:              make(map[[fieldparams.RootLength]byte]*Node),
-		nodeByPayload:           make(map[[fieldparams.RootLength]byte]*Node),
-		slashedIndices:          make(map[types.ValidatorIndex]bool),
-		pruneThreshold:          defaultPruneThreshold,
+		justifiedCheckpoint:           &forkchoicetypes.Checkpoint{},
+		bestJustifiedCheckpoint:       &forkchoicetypes.Checkpoint{},
+		unrealizedJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
+		unrealizedFinalizedCheckpoint: &forkchoicetypes.Checkpoint{},
+		prevJustifiedCheckpoint:       &forkchoicetypes.Checkpoint{},
+		finalizedCheckpoint:           &forkchoicetypes.Checkpoint{},
+		proposerBoostRoot:             [32]byte{},
+		nodeByRoot:                    make(map[[fieldparams.RootLength]byte]*Node),
+		nodeByPayload:                 make(map[[fieldparams.RootLength]byte]*Node),
+		slashedIndices:                make(map[types.ValidatorIndex]bool),
+		pruneThreshold:                defaultPruneThreshold,
 	}
 
 	b := make([]uint64, 0)
@@ -112,7 +115,7 @@ func (f *ForkChoice) ProcessAttestation(ctx context.Context, validatorIndices []
 }
 
 // InsertNode processes a new block by inserting it to the fork choice store.
-func (f *ForkChoice) InsertNode(ctx context.Context, state state.ReadOnlyBeaconState, root [32]byte) error {
+func (f *ForkChoice) InsertNode(ctx context.Context, state state.BeaconState, root [32]byte) error {
 	ctx, span := trace.StartSpan(ctx, "doublyLinkedForkchoice.InsertNode")
 	defer span.End()
 
@@ -142,10 +145,14 @@ func (f *ForkChoice) InsertNode(ctx context.Context, state state.ReadOnlyBeaconS
 		return errInvalidNilCheckpoint
 	}
 	finalizedEpoch := fc.Epoch
-	err := f.store.insert(ctx, slot, root, parentRoot, payloadHash, justifiedEpoch, finalizedEpoch)
+	node, err := f.store.insert(ctx, slot, root, parentRoot, payloadHash, justifiedEpoch, finalizedEpoch)
 	if err != nil {
 		return err
 	}
+
+	if features.Get().PullTips {
+		jc, fc = f.store.pullTips(ctx, state, node, jc, fc)
+	}
 	return f.updateCheckpoints(ctx, jc, fc)
 }
 
@@ -546,7 +553,7 @@ func (f *ForkChoice) InsertOptimisticChain(ctx context.Context, chain []*forkcho
 		if err != nil {
 			return err
 		}
-		if err := f.store.insert(ctx,
+		if _, err := f.store.insert(ctx,
 			b.Slot(), r, parentRoot, payloadHash,
 			chain[i].JustifiedCheckpoint.Epoch, chain[i].FinalizedCheckpoint.Epoch); err != nil {
 			return err

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

@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/prysm/config/features"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/time/slots"
 )
@@ -64,5 +65,8 @@ func (f *ForkChoice) NewSlot(ctx context.Context, slot types.Slot) error {
 			f.store.justifiedCheckpoint = bjcp
 		}
 	}
+	if features.Get().PullTips {
+		f.UpdateUnrealizedCheckpoints()
+	}
 	return nil
 }

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

@@ -108,7 +108,7 @@ func (s *Store) head(ctx context.Context) ([32]byte, error) {
 func (s *Store) insert(ctx context.Context,
 	slot types.Slot,
 	root, parentRoot, payloadHash [fieldparams.RootLength]byte,
-	justifiedEpoch, finalizedEpoch types.Epoch) error {
+	justifiedEpoch, finalizedEpoch types.Epoch) (*Node, error) {
 	_, span := trace.StartSpan(ctx, "doublyLinkedForkchoice.insert")
 	defer span.End()
 
@@ -116,8 +116,8 @@ func (s *Store) insert(ctx context.Context,
 	defer s.nodesLock.Unlock()
 
 	// Return if the block has been inserted into Store before.
-	if _, ok := s.nodeByRoot[root]; ok {
-		return nil
+	if n, ok := s.nodeByRoot[root]; ok {
+		return n, nil
 	}
 
 	parent := s.nodeByRoot[parentRoot]
@@ -141,14 +141,14 @@ func (s *Store) insert(ctx context.Context,
 			s.treeRootNode = n
 			s.headNode = n
 		} else {
-			return errInvalidParentRoot
+			return n, errInvalidParentRoot
 		}
 	} else {
 		parent.children = append(parent.children, n)
 		// Apply proposer boost
 		timeNow := uint64(time.Now().Unix())
 		if timeNow < s.genesisTime {
-			return nil
+			return n, nil
 		}
 		secondsIntoSlot := (timeNow - s.genesisTime) % params.BeaconConfig().SecondsPerSlot
 		currentSlot := slots.CurrentSlot(s.genesisTime)
@@ -162,14 +162,14 @@ func (s *Store) insert(ctx context.Context,
 		// Update best descendants
 		if err := s.treeRootNode.updateBestDescendant(ctx,
 			s.justifiedCheckpoint.Epoch, s.finalizedCheckpoint.Epoch); err != nil {
-			return err
+			return n, err
 		}
 	}
 	// Update metrics.
 	processedBlockCount.Inc()
 	nodeCount.Set(float64(len(s.nodeByRoot)))
 
-	return nil
+	return n, nil
 }
 
 // pruneFinalizedNodeByRootMap prunes the `nodeByRoot` map

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

@@ -141,7 +141,8 @@ func TestStore_Insert(t *testing.T) {
 	fc := &forkchoicetypes.Checkpoint{Epoch: 0}
 	s := &Store{nodeByRoot: nodeByRoot, treeRootNode: treeRootNode, nodeByPayload: nodeByPayload, justifiedCheckpoint: jc, finalizedCheckpoint: fc}
 	payloadHash := [32]byte{'a'}
-	require.NoError(t, s.insert(context.Background(), 100, indexToHash(100), indexToHash(0), payloadHash, 1, 1))
+	_, err := s.insert(context.Background(), 100, indexToHash(100), indexToHash(0), payloadHash, 1, 1)
+	require.NoError(t, err)
 	assert.Equal(t, 2, len(s.nodeByRoot), "Did not insert block")
 	assert.Equal(t, (*Node)(nil), treeRootNode.parent, "Incorrect parent")
 	assert.Equal(t, 1, len(treeRootNode.children), "Incorrect children number")

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

@@ -18,24 +18,26 @@ type ForkChoice struct {
 
 // Store defines the fork choice store which includes block nodes and the last view of checkpoint information.
 type Store struct {
-	justifiedCheckpoint        *forkchoicetypes.Checkpoint            // latest justified epoch in store.
-	bestJustifiedCheckpoint    *forkchoicetypes.Checkpoint            // best justified checkpoint in store.
-	prevJustifiedCheckpoint    *forkchoicetypes.Checkpoint            // previous justified checkpoint in store.
-	finalizedCheckpoint        *forkchoicetypes.Checkpoint            // latest finalized epoch in store.
-	pruneThreshold             uint64                                 // do not prune tree unless threshold is reached.
-	proposerBoostRoot          [fieldparams.RootLength]byte           // latest block root that was boosted after being received in a timely manner.
-	previousProposerBoostRoot  [fieldparams.RootLength]byte           // previous block root that was boosted after being received in a timely manner.
-	previousProposerBoostScore uint64                                 // previous proposer boosted root score.
-	treeRootNode               *Node                                  // the root node of the store tree.
-	headNode                   *Node                                  // last head Node
-	nodeByRoot                 map[[fieldparams.RootLength]byte]*Node // nodes indexed by roots.
-	nodeByPayload              map[[fieldparams.RootLength]byte]*Node // nodes indexed by payload Hash
-	slashedIndices             map[types.ValidatorIndex]bool          // the list of equivocating validator indices
-	originRoot                 [fieldparams.RootLength]byte           // The genesis block root
-	nodesLock                  sync.RWMutex
-	proposerBoostLock          sync.RWMutex
-	checkpointsLock            sync.RWMutex
-	genesisTime                uint64
+	justifiedCheckpoint           *forkchoicetypes.Checkpoint            // latest justified epoch in store.
+	bestJustifiedCheckpoint       *forkchoicetypes.Checkpoint            // best justified checkpoint in store.
+	unrealizedJustifiedCheckpoint *forkchoicetypes.Checkpoint            // best unrealized justified checkpoint in store.
+	unrealizedFinalizedCheckpoint *forkchoicetypes.Checkpoint            // best unrealized finalized checkpoint in store.
+	prevJustifiedCheckpoint       *forkchoicetypes.Checkpoint            // previous justified checkpoint in store.
+	finalizedCheckpoint           *forkchoicetypes.Checkpoint            // latest finalized epoch in store.
+	pruneThreshold                uint64                                 // do not prune tree unless threshold is reached.
+	proposerBoostRoot             [fieldparams.RootLength]byte           // latest block root that was boosted after being received in a timely manner.
+	previousProposerBoostRoot     [fieldparams.RootLength]byte           // previous block root that was boosted after being received in a timely manner.
+	previousProposerBoostScore    uint64                                 // previous proposer boosted root score.
+	treeRootNode                  *Node                                  // the root node of the store tree.
+	headNode                      *Node                                  // last head Node
+	nodeByRoot                    map[[fieldparams.RootLength]byte]*Node // nodes indexed by roots.
+	nodeByPayload                 map[[fieldparams.RootLength]byte]*Node // nodes indexed by payload Hash
+	slashedIndices                map[types.ValidatorIndex]bool          // the list of equivocating validator indices
+	originRoot                    [fieldparams.RootLength]byte           // The genesis block root
+	nodesLock                     sync.RWMutex
+	proposerBoostLock             sync.RWMutex
+	checkpointsLock               sync.RWMutex
+	genesisTime                   uint64
 }
 
 // Node defines the individual block which includes its block parent, ancestor and how much weight accounted for it.

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

@@ -1,8 +1,17 @@
 package doublylinkedtree
 
 import (
+	"context"
+
 	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/prysm/beacon-chain/core/epoch/precompute"
+	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
+	"github.com/prysmaticlabs/prysm/beacon-chain/state"
+	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
+	"github.com/prysmaticlabs/prysm/encoding/bytesutil"
+	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
+	"github.com/prysmaticlabs/prysm/time/slots"
 )
 
 func (s *Store) setUnrealizedJustifiedEpoch(root [32]byte, epoch types.Epoch) error {
@@ -45,10 +54,63 @@ func (f *ForkChoice) UpdateUnrealizedCheckpoints() {
 		node.justifiedEpoch = node.unrealizedJustifiedEpoch
 		node.finalizedEpoch = node.unrealizedFinalizedEpoch
 		if node.justifiedEpoch > f.store.justifiedCheckpoint.Epoch {
-			f.store.justifiedCheckpoint.Epoch = node.justifiedEpoch
+			if node.justifiedEpoch > f.store.bestJustifiedCheckpoint.Epoch {
+				f.store.bestJustifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
+			}
+			f.store.justifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
 		}
 		if node.finalizedEpoch > f.store.finalizedCheckpoint.Epoch {
-			f.store.finalizedCheckpoint.Epoch = node.finalizedEpoch
+			f.store.justifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
+			f.store.finalizedCheckpoint = f.store.unrealizedFinalizedCheckpoint
 		}
 	}
 }
+
+func (s *Store) pullTips(ctx context.Context, state state.BeaconState, node *Node, jc, fc *ethpb.Checkpoint) (*ethpb.Checkpoint, *ethpb.Checkpoint) {
+	s.checkpointsLock.Lock()
+	defer s.checkpointsLock.Unlock()
+
+	var uj, uf *ethpb.Checkpoint
+	currentSlot := slots.CurrentSlot(s.genesisTime)
+	currentEpoch := slots.ToEpoch(currentSlot)
+	stateSlot := state.Slot()
+	stateEpoch := slots.ToEpoch(stateSlot)
+	if node.parent == nil {
+		return jc, fc
+	}
+	currJustified := node.parent.unrealizedJustifiedEpoch == currentEpoch
+	prevJustified := node.parent.unrealizedJustifiedEpoch+1 == currentEpoch
+	tooEarlyForCurr := slots.SinceEpochStarts(stateSlot)*3 < params.BeaconConfig().SlotsPerEpoch*2
+	if currJustified || (stateEpoch == currentEpoch && prevJustified && tooEarlyForCurr) {
+		node.unrealizedJustifiedEpoch = node.parent.unrealizedJustifiedEpoch
+		node.unrealizedFinalizedEpoch = node.parent.unrealizedFinalizedEpoch
+		return jc, fc
+	}
+
+	uj, uf, err := precompute.UnrealizedCheckpoints(ctx, state)
+	if err != nil {
+		log.WithError(err).Debug("could not compute unrealized checkpoints")
+		uj, uf = jc, fc
+	}
+	node.unrealizedJustifiedEpoch, node.unrealizedFinalizedEpoch = uj.Epoch, uf.Epoch
+	if uj.Epoch > s.unrealizedJustifiedCheckpoint.Epoch {
+		s.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uj.Epoch, Root: bytesutil.ToBytes32(uj.Root),
+		}
+	}
+	if uf.Epoch > s.unrealizedFinalizedCheckpoint.Epoch {
+		s.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uj.Epoch, Root: bytesutil.ToBytes32(uj.Root),
+		}
+		s.unrealizedFinalizedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uf.Epoch, Root: bytesutil.ToBytes32(uf.Root),
+		}
+	}
+
+	if stateEpoch < currentEpoch {
+		jc, fc = uj, uf
+		node.justifiedEpoch = uj.Epoch
+		node.finalizedEpoch = uf.Epoch
+	}
+	return jc, fc
+}

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

@@ -5,6 +5,7 @@ import (
 	"testing"
 
 	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
+	"github.com/prysmaticlabs/prysm/config/features"
 	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/testing/require"
@@ -147,6 +148,8 @@ func TestStore_NoDeadLock(t *testing.T) {
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
 	require.NoError(t, f.store.setUnrealizedJustifiedEpoch([32]byte{'g'}, 2))
 	require.NoError(t, f.store.setUnrealizedFinalizedEpoch([32]byte{'g'}, 1))
+	f.store.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 2}
+	f.store.unrealizedFinalizedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 1}
 	state, blkRoot, err = prepareForkchoiceState(ctx, 107, [32]byte{'h'}, [32]byte{'g'}, [32]byte{'H'}, 0, 0)
 	require.NoError(t, err)
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
@@ -236,6 +239,7 @@ func TestStore_ForkNextEpoch(t *testing.T) {
 	require.NoError(t, err)
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
 	require.NoError(t, f.store.setUnrealizedJustifiedEpoch([32]byte{'d'}, 1))
+	f.store.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 1}
 	f.UpdateUnrealizedCheckpoints()
 	headRoot, err = f.Head(ctx, []uint64{100})
 	require.NoError(t, err)
@@ -244,3 +248,90 @@ func TestStore_ForkNextEpoch(t *testing.T) {
 	require.Equal(t, uint64(0), f.store.nodeByRoot[[32]byte{'d'}].weight)
 	require.Equal(t, uint64(100), f.store.nodeByRoot[[32]byte{'h'}].weight)
 }
+
+func TestStore_PullTips_Heuristics(t *testing.T) {
+	resetCfg := features.InitWithReset(&features.Flags{
+		PullTips: true,
+	})
+	defer resetCfg()
+	ctx := context.Background()
+	t.Run("Current epoch is justified", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 65, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodeByRoot[[32]byte{'p'}].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 66, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 66, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		require.Equal(tt, types.Epoch(2), f.store.nodeByRoot[[32]byte{'h'}].unrealizedJustifiedEpoch)
+		require.Equal(tt, types.Epoch(1), f.store.nodeByRoot[[32]byte{'h'}].unrealizedFinalizedEpoch)
+	})
+
+	t.Run("Previous Epoch is justified and too early for current", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 95, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodeByRoot[[32]byte{'p'}].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 96, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 96, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		require.Equal(tt, types.Epoch(2), f.store.nodeByRoot[[32]byte{'h'}].unrealizedJustifiedEpoch)
+		require.Equal(tt, types.Epoch(1), f.store.nodeByRoot[[32]byte{'h'}].unrealizedFinalizedEpoch)
+	})
+	t.Run("Previous Epoch is justified and not too early for current", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 95, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodeByRoot[[32]byte{'p'}].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 127, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 127, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(1), f.store.nodeByRoot[[32]byte{'h'}].unrealizedJustifiedEpoch)
+	})
+	t.Run("Block from previous Epoch", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 94, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodeByRoot[[32]byte{'p'}].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 96, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 95, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(1), f.store.nodeByRoot[[32]byte{'h'}].unrealizedJustifiedEpoch)
+	})
+	t.Run("Previous Epoch is not justified", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 128, [32]byte{'p'}, [32]byte{}, [32]byte{}, 2, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		driftGenesisTime(f, 129, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 129, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 2, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(2), f.store.nodeByRoot[[32]byte{'h'}].unrealizedJustifiedEpoch)
+	})
+}

beacon-chain/forkchoice/interfaces.go

@@ -30,7 +30,7 @@ type HeadRetriever interface {
 
 // BlockProcessor processes the block that's used for accounting fork choice.
 type BlockProcessor interface {
-	InsertNode(context.Context, state.ReadOnlyBeaconState, [32]byte) error
+	InsertNode(context.Context, state.BeaconState, [32]byte) error
 	InsertOptimisticChain(context.Context, []*forkchoicetypes.BlockAndCheckpoints) error
 }
 

beacon-chain/forkchoice/protoarray/BUILD.bazel

@@ -22,9 +22,11 @@ go_library(
     ],
     deps = [
         "//beacon-chain/core/blocks:go_default_library",
+        "//beacon-chain/core/epoch/precompute:go_default_library",
         "//beacon-chain/forkchoice:go_default_library",
         "//beacon-chain/forkchoice/types:go_default_library",
         "//beacon-chain/state:go_default_library",
+        "//config/features:go_default_library",
         "//config/fieldparams:go_default_library",
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
@@ -61,6 +63,7 @@ go_test(
         "//beacon-chain/forkchoice/types:go_default_library",
         "//beacon-chain/state:go_default_library",
         "//beacon-chain/state/v3:go_default_library",
+        "//config/features:go_default_library",
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
         "//consensus-types/wrapper:go_default_library",

beacon-chain/forkchoice/protoarray/helpers.go

@@ -13,6 +13,7 @@ import (
 // It returns a list of deltas that represents the difference between old balances and new balances.
 func computeDeltas(
 	ctx context.Context,
+	count int,
 	blockIndices map[[32]byte]uint64,
 	votes []Vote,
 	oldBalances, newBalances []uint64,
@@ -21,7 +22,7 @@ func computeDeltas(
 	_, span := trace.StartSpan(ctx, "doublyLinkedForkchoice.computeDeltas")
 	defer span.End()
 
-	deltas := make([]int, len(blockIndices))
+	deltas := make([]int, count)
 
 	for validatorIndex, vote := range votes {
 		// Skip if validator has been slashed

beacon-chain/forkchoice/protoarray/helpers_test.go

@@ -27,7 +27,7 @@ func TestComputeDelta_ZeroHash(t *testing.T) {
 	}
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, int(validatorCount), len(delta))
 
@@ -55,7 +55,7 @@ func TestComputeDelta_AllVoteTheSame(t *testing.T) {
 	}
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, int(validatorCount), len(delta))
 
@@ -88,7 +88,7 @@ func TestComputeDelta_DifferentVotes(t *testing.T) {
 	}
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, int(validatorCount), len(delta))
 
@@ -118,7 +118,7 @@ func TestComputeDelta_MovingVotes(t *testing.T) {
 	}
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, int(validatorCount), len(delta))
 
@@ -151,7 +151,7 @@ func TestComputeDelta_MoveOutOfTree(t *testing.T) {
 		Vote{indexToHash(1), [32]byte{'A'}, 0})
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, 1, len(delta))
 	assert.Equal(t, 0-2*int(balance), delta[0])
@@ -180,7 +180,7 @@ func TestComputeDelta_ChangingBalances(t *testing.T) {
 	}
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, 16, len(delta))
 
@@ -214,7 +214,7 @@ func TestComputeDelta_ValidatorAppear(t *testing.T) {
 		Vote{indexToHash(1), indexToHash(2), 0})
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, 2, len(delta))
 	assert.Equal(t, 0-int(balance), delta[0])
@@ -240,7 +240,7 @@ func TestComputeDelta_ValidatorDisappears(t *testing.T) {
 		Vote{indexToHash(1), indexToHash(2), 0})
 
 	slashedIndices := make(map[types.ValidatorIndex]bool)
-	delta, _, err := computeDeltas(context.Background(), indices, votes, oldBalances, newBalances, slashedIndices)
+	delta, _, err := computeDeltas(context.Background(), len(indices), indices, votes, oldBalances, newBalances, slashedIndices)
 	require.NoError(t, err)
 	assert.Equal(t, 2, len(delta))
 	assert.Equal(t, 0-2*int(balance), delta[0])

beacon-chain/forkchoice/protoarray/on_tick.go

@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/prysm/config/features"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/time/slots"
 )
@@ -64,5 +65,8 @@ func (f *ForkChoice) NewSlot(ctx context.Context, slot types.Slot) error {
 			f.store.justifiedCheckpoint = bjcp
 		}
 	}
+	if features.Get().PullTips {
+		f.UpdateUnrealizedCheckpoints()
+	}
 	return nil
 }

beacon-chain/forkchoice/protoarray/store.go

@@ -11,6 +11,7 @@ import (
 	"github.com/prysmaticlabs/prysm/beacon-chain/forkchoice"
 	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state"
+	"github.com/prysmaticlabs/prysm/config/features"
 	fieldparams "github.com/prysmaticlabs/prysm/config/fieldparams"
 	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
@@ -30,17 +31,19 @@ const defaultPruneThreshold = 256
 // New initializes a new fork choice store.
 func New() *ForkChoice {
 	s := &Store{
-		justifiedCheckpoint:     &forkchoicetypes.Checkpoint{},
-		bestJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
-		prevJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
-		finalizedCheckpoint:     &forkchoicetypes.Checkpoint{},
-		proposerBoostRoot:       [32]byte{},
-		nodes:                   make([]*Node, 0),
-		nodesIndices:            make(map[[32]byte]uint64),
-		payloadIndices:          make(map[[32]byte]uint64),
-		canonicalNodes:          make(map[[32]byte]bool),
-		slashedIndices:          make(map[types.ValidatorIndex]bool),
-		pruneThreshold:          defaultPruneThreshold,
+		justifiedCheckpoint:           &forkchoicetypes.Checkpoint{},
+		bestJustifiedCheckpoint:       &forkchoicetypes.Checkpoint{},
+		unrealizedJustifiedCheckpoint: &forkchoicetypes.Checkpoint{},
+		prevJustifiedCheckpoint:       &forkchoicetypes.Checkpoint{},
+		finalizedCheckpoint:           &forkchoicetypes.Checkpoint{},
+		unrealizedFinalizedCheckpoint: &forkchoicetypes.Checkpoint{},
+		proposerBoostRoot:             [32]byte{},
+		nodes:                         make([]*Node, 0),
+		nodesIndices:                  make(map[[32]byte]uint64),
+		payloadIndices:                make(map[[32]byte]uint64),
+		canonicalNodes:                make(map[[32]byte]bool),
+		slashedIndices:                make(map[types.ValidatorIndex]bool),
+		pruneThreshold:                defaultPruneThreshold,
 	}
 
 	b := make([]uint64, 0)
@@ -62,7 +65,7 @@ func (f *ForkChoice) Head(ctx context.Context, justifiedStateBalances []uint64)
 	// Using the write lock here because `updateCanonicalNodes` that gets called subsequently requires a write operation.
 	f.store.nodesLock.Lock()
 	defer f.store.nodesLock.Unlock()
-	deltas, newVotes, err := computeDeltas(ctx, f.store.nodesIndices, f.votes, f.balances, newBalances, f.store.slashedIndices)
+	deltas, newVotes, err := computeDeltas(ctx, len(f.store.nodes), f.store.nodesIndices, f.votes, f.balances, newBalances, f.store.slashedIndices)
 	if err != nil {
 		return [32]byte{}, errors.Wrap(err, "Could not compute deltas")
 	}
@@ -117,7 +120,7 @@ func (f *ForkChoice) ProposerBoost() [fieldparams.RootLength]byte {
 }
 
 // InsertNode processes a new block by inserting it to the fork choice store.
-func (f *ForkChoice) InsertNode(ctx context.Context, state state.ReadOnlyBeaconState, root [32]byte) error {
+func (f *ForkChoice) InsertNode(ctx context.Context, state state.BeaconState, root [32]byte) error {
 	ctx, span := trace.StartSpan(ctx, "protoArrayForkChoice.InsertNode")
 	defer span.End()
 
@@ -147,10 +150,14 @@ func (f *ForkChoice) InsertNode(ctx context.Context, state state.ReadOnlyBeaconS
 		return errInvalidNilCheckpoint
 	}
 	finalizedEpoch := fc.Epoch
-	err := f.store.insert(ctx, slot, root, parentRoot, payloadHash, justifiedEpoch, finalizedEpoch)
+	node, err := f.store.insert(ctx, slot, root, parentRoot, payloadHash, justifiedEpoch, finalizedEpoch)
 	if err != nil {
 		return err
 	}
+
+	if features.Get().PullTips {
+		jc, fc = f.store.pullTips(ctx, state, node, jc, fc)
+	}
 	return f.updateCheckpoints(ctx, jc, fc)
 }
 
@@ -462,7 +469,7 @@ func (s *Store) updateCanonicalNodes(ctx context.Context, root [32]byte) error {
 func (s *Store) insert(ctx context.Context,
 	slot types.Slot,
 	root, parent, payloadHash [32]byte,
-	justifiedEpoch, finalizedEpoch types.Epoch) error {
+	justifiedEpoch, finalizedEpoch types.Epoch) (*Node, error) {
 	_, span := trace.StartSpan(ctx, "protoArrayForkChoice.insert")
 	defer span.End()
 
@@ -470,8 +477,8 @@ func (s *Store) insert(ctx context.Context,
 	defer s.nodesLock.Unlock()
 
 	// Return if the block has been inserted into Store before.
-	if _, ok := s.nodesIndices[root]; ok {
-		return nil
+	if idx, ok := s.nodesIndices[root]; ok {
+		return s.nodes[idx], nil
 	}
 
 	index := uint64(len(s.nodes))
@@ -502,7 +509,7 @@ func (s *Store) insert(ctx context.Context,
 	// Apply proposer boost
 	timeNow := uint64(time.Now().Unix())
 	if timeNow < s.genesisTime {
-		return nil
+		return n, nil
 	}
 	secondsIntoSlot := (timeNow - s.genesisTime) % params.BeaconConfig().SecondsPerSlot
 	currentSlot := slots.CurrentSlot(s.genesisTime)
@@ -516,7 +523,7 @@ func (s *Store) insert(ctx context.Context,
 	// Update parent with the best child and descendant only if it's available.
 	if n.parent != NonExistentNode {
 		if err := s.updateBestChildAndDescendant(parentIndex, index); err != nil {
-			return err
+			return n, err
 		}
 	}
 
@@ -524,7 +531,7 @@ func (s *Store) insert(ctx context.Context,
 	processedBlockCount.Inc()
 	nodeCount.Set(float64(len(s.nodes)))
 
-	return nil
+	return n, nil
 }
 
 // applyWeightChanges iterates backwards through the nodes in store. It checks all nodes parent
@@ -991,7 +998,7 @@ func (f *ForkChoice) InsertOptimisticChain(ctx context.Context, chain []*forkcho
 		if err != nil {
 			return err
 		}
-		if err := f.store.insert(ctx,
+		if _, err := f.store.insert(ctx,
 			b.Slot(), r, parentRoot, payloadHash,
 			chain[i].JustifiedCheckpoint.Epoch, chain[i].FinalizedCheckpoint.Epoch); err != nil {
 			return err

beacon-chain/forkchoice/protoarray/store_test.go

@@ -114,7 +114,8 @@ func TestStore_Head_ContextCancelled(t *testing.T) {
 func TestStore_Insert_UnknownParent(t *testing.T) {
 	// The new node does not have a parent.
 	s := &Store{nodesIndices: make(map[[32]byte]uint64), payloadIndices: make(map[[32]byte]uint64)}
-	require.NoError(t, s.insert(context.Background(), 100, [32]byte{'A'}, [32]byte{'B'}, params.BeaconConfig().ZeroHash, 1, 1))
+	_, err := s.insert(context.Background(), 100, [32]byte{'A'}, [32]byte{'B'}, params.BeaconConfig().ZeroHash, 1, 1)
+	require.NoError(t, err)
 	assert.Equal(t, 1, len(s.nodes), "Did not insert block")
 	assert.Equal(t, 1, len(s.nodesIndices), "Did not insert block")
 	assert.Equal(t, NonExistentNode, s.nodes[0].parent, "Incorrect parent")
@@ -133,7 +134,8 @@ func TestStore_Insert_KnownParent(t *testing.T) {
 	payloadHash := [32]byte{'c'}
 	s.justifiedCheckpoint = &forkchoicetypes.Checkpoint{}
 	s.finalizedCheckpoint = &forkchoicetypes.Checkpoint{}
-	require.NoError(t, s.insert(context.Background(), 100, [32]byte{'A'}, p, payloadHash, 1, 1))
+	_, err := s.insert(context.Background(), 100, [32]byte{'A'}, p, payloadHash, 1, 1)
+	require.NoError(t, err)
 	assert.Equal(t, 2, len(s.nodes), "Did not insert block")
 	assert.Equal(t, 2, len(s.nodesIndices), "Did not insert block")
 	assert.Equal(t, uint64(0), s.nodes[1].parent, "Incorrect parent")

beacon-chain/forkchoice/protoarray/types.go

@@ -18,25 +18,27 @@ type ForkChoice struct {
 
 // Store defines the fork choice store which includes block nodes and the last view of checkpoint information.
 type Store struct {
-	pruneThreshold             uint64                                  // do not prune tree unless threshold is reached.
-	justifiedCheckpoint        *forkchoicetypes.Checkpoint             // latest justified checkpoint in store.
-	bestJustifiedCheckpoint    *forkchoicetypes.Checkpoint             // best justified checkpoint in store.
-	prevJustifiedCheckpoint    *forkchoicetypes.Checkpoint             // previous justified checkpoint in store.
-	finalizedCheckpoint        *forkchoicetypes.Checkpoint             // latest finalized checkpoint in store.
-	proposerBoostRoot          [fieldparams.RootLength]byte            // latest block root that was boosted after being received in a timely manner.
-	previousProposerBoostRoot  [fieldparams.RootLength]byte            // previous block root that was boosted after being received in a timely manner.
-	previousProposerBoostScore uint64                                  // previous proposer boosted root score.
-	nodes                      []*Node                                 // list of block nodes, each node is a representation of one block.
-	nodesIndices               map[[fieldparams.RootLength]byte]uint64 // the root of block node and the nodes index in the list.
-	canonicalNodes             map[[fieldparams.RootLength]byte]bool   // the canonical block nodes.
-	payloadIndices             map[[fieldparams.RootLength]byte]uint64 // the payload hash of block node and the index in the list
-	slashedIndices             map[types.ValidatorIndex]bool           // The list of equivocating validators
-	originRoot                 [fieldparams.RootLength]byte            // The genesis block root
-	lastHeadRoot               [fieldparams.RootLength]byte            // The last cached head block root
-	nodesLock                  sync.RWMutex
-	proposerBoostLock          sync.RWMutex
-	checkpointsLock            sync.RWMutex
-	genesisTime                uint64
+	pruneThreshold                uint64                                  // do not prune tree unless threshold is reached.
+	justifiedCheckpoint           *forkchoicetypes.Checkpoint             // latest justified checkpoint in store.
+	bestJustifiedCheckpoint       *forkchoicetypes.Checkpoint             // best justified checkpoint in store.
+	unrealizedJustifiedCheckpoint *forkchoicetypes.Checkpoint             // best justified checkpoint in store.
+	unrealizedFinalizedCheckpoint *forkchoicetypes.Checkpoint             // best justified checkpoint in store.
+	prevJustifiedCheckpoint       *forkchoicetypes.Checkpoint             // previous justified checkpoint in store.
+	finalizedCheckpoint           *forkchoicetypes.Checkpoint             // latest finalized checkpoint in store.
+	proposerBoostRoot             [fieldparams.RootLength]byte            // latest block root that was boosted after being received in a timely manner.
+	previousProposerBoostRoot     [fieldparams.RootLength]byte            // previous block root that was boosted after being received in a timely manner.
+	previousProposerBoostScore    uint64                                  // previous proposer boosted root score.
+	nodes                         []*Node                                 // list of block nodes, each node is a representation of one block.
+	nodesIndices                  map[[fieldparams.RootLength]byte]uint64 // the root of block node and the nodes index in the list.
+	canonicalNodes                map[[fieldparams.RootLength]byte]bool   // the canonical block nodes.
+	payloadIndices                map[[fieldparams.RootLength]byte]uint64 // the payload hash of block node and the index in the list
+	slashedIndices                map[types.ValidatorIndex]bool           // The list of equivocating validators
+	originRoot                    [fieldparams.RootLength]byte            // The genesis block root
+	lastHeadRoot                  [fieldparams.RootLength]byte            // The last cached head block root
+	nodesLock                     sync.RWMutex
+	proposerBoostLock             sync.RWMutex
+	checkpointsLock               sync.RWMutex
+	genesisTime                   uint64
 }
 
 // Node defines the individual block which includes its block parent, ancestor and how much weight accounted for it.

beacon-chain/forkchoice/protoarray/unrealized_justification.go

@@ -1,7 +1,16 @@
 package protoarray
 
 import (
+	"context"
+
+	"github.com/prysmaticlabs/prysm/beacon-chain/core/epoch/precompute"
+	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
+	"github.com/prysmaticlabs/prysm/beacon-chain/state"
+	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
+	"github.com/prysmaticlabs/prysm/encoding/bytesutil"
+	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
+	"github.com/prysmaticlabs/prysm/time/slots"
 )
 
 func (s *Store) setUnrealizedJustifiedEpoch(root [32]byte, epoch types.Epoch) error {
@@ -56,10 +65,64 @@ func (f *ForkChoice) UpdateUnrealizedCheckpoints() {
 		node.justifiedEpoch = node.unrealizedJustifiedEpoch
 		node.finalizedEpoch = node.unrealizedFinalizedEpoch
 		if node.justifiedEpoch > f.store.justifiedCheckpoint.Epoch {
-			f.store.justifiedCheckpoint.Epoch = node.justifiedEpoch
+			if node.justifiedEpoch > f.store.bestJustifiedCheckpoint.Epoch {
+				f.store.bestJustifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
+			}
+			f.store.justifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
 		}
 		if node.finalizedEpoch > f.store.finalizedCheckpoint.Epoch {
-			f.store.finalizedCheckpoint.Epoch = node.finalizedEpoch
+			f.store.justifiedCheckpoint = f.store.unrealizedJustifiedCheckpoint
+			f.store.finalizedCheckpoint = f.store.unrealizedFinalizedCheckpoint
 		}
 	}
 }
+
+func (s *Store) pullTips(ctx context.Context, state state.BeaconState, node *Node, jc, fc *ethpb.Checkpoint) (*ethpb.Checkpoint, *ethpb.Checkpoint) {
+	var uj, uf *ethpb.Checkpoint
+
+	currentSlot := slots.CurrentSlot(s.genesisTime)
+	currentEpoch := slots.ToEpoch(currentSlot)
+	stateSlot := state.Slot()
+	stateEpoch := slots.ToEpoch(stateSlot)
+	if node.parent == NonExistentNode {
+		return jc, fc
+	}
+	parent := s.nodes[node.parent]
+	currJustified := parent.unrealizedJustifiedEpoch == currentEpoch
+	prevJustified := parent.unrealizedJustifiedEpoch+1 == currentEpoch
+	tooEarlyForCurr := slots.SinceEpochStarts(stateSlot)*3 < params.BeaconConfig().SlotsPerEpoch*2
+	if currJustified || (stateEpoch == currentEpoch && prevJustified && tooEarlyForCurr) {
+		node.unrealizedJustifiedEpoch = parent.unrealizedJustifiedEpoch
+		node.unrealizedFinalizedEpoch = parent.unrealizedFinalizedEpoch
+		return jc, fc
+	}
+
+	uj, uf, err := precompute.UnrealizedCheckpoints(ctx, state)
+	if err != nil {
+		log.WithError(err).Debug("could not compute unrealized checkpoints")
+		uj, uf = jc, fc
+	}
+	node.unrealizedJustifiedEpoch, node.unrealizedFinalizedEpoch = uj.Epoch, uf.Epoch
+	s.checkpointsLock.Lock()
+	if uj.Epoch > s.unrealizedJustifiedCheckpoint.Epoch {
+		s.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uj.Epoch, Root: bytesutil.ToBytes32(uj.Root),
+		}
+	}
+	if uf.Epoch > s.unrealizedFinalizedCheckpoint.Epoch {
+		s.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uj.Epoch, Root: bytesutil.ToBytes32(uj.Root),
+		}
+		s.unrealizedFinalizedCheckpoint = &forkchoicetypes.Checkpoint{
+			Epoch: uf.Epoch, Root: bytesutil.ToBytes32(uf.Root),
+		}
+	}
+
+	if stateEpoch < currentEpoch {
+		jc, fc = uj, uf
+		node.justifiedEpoch = uj.Epoch
+		node.finalizedEpoch = uf.Epoch
+	}
+	s.checkpointsLock.Unlock()
+	return jc, fc
+}

beacon-chain/forkchoice/protoarray/unrealized_justification_test.go

@@ -5,6 +5,7 @@ import (
 	"testing"
 
 	forkchoicetypes "github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/types"
+	"github.com/prysmaticlabs/prysm/config/features"
 	"github.com/prysmaticlabs/prysm/config/params"
 	types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/testing/require"
@@ -147,6 +148,8 @@ func TestStore_NoDeadLock(t *testing.T) {
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
 	require.NoError(t, f.store.setUnrealizedJustifiedEpoch([32]byte{'g'}, 2))
 	require.NoError(t, f.store.setUnrealizedFinalizedEpoch([32]byte{'g'}, 1))
+	f.store.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 2}
+	f.store.unrealizedFinalizedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 1}
 	state, blkRoot, err = prepareForkchoiceState(ctx, 107, [32]byte{'h'}, [32]byte{'g'}, [32]byte{'H'}, 0, 0)
 	require.NoError(t, err)
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
@@ -236,6 +239,7 @@ func TestStore_ForkNextEpoch(t *testing.T) {
 	require.NoError(t, err)
 	require.NoError(t, f.InsertNode(ctx, state, blkRoot))
 	require.NoError(t, f.store.setUnrealizedJustifiedEpoch([32]byte{'d'}, 1))
+	f.store.unrealizedJustifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 1}
 	f.UpdateUnrealizedCheckpoints()
 	headRoot, err = f.Head(ctx, []uint64{100})
 	require.NoError(t, err)
@@ -245,3 +249,90 @@ func TestStore_ForkNextEpoch(t *testing.T) {
 	require.Equal(t, uint64(0), f.store.nodes[8].weight)
 	require.Equal(t, uint64(100), f.store.nodes[7].weight)
 }
+
+func TestStore_PullTips_Heuristics(t *testing.T) {
+	resetCfg := features.InitWithReset(&features.Flags{
+		PullTips: true,
+	})
+	defer resetCfg()
+	ctx := context.Background()
+	t.Run("Current epoch is justified", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 65, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodes[1].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 66, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 66, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		require.Equal(tt, types.Epoch(2), f.store.nodes[2].unrealizedJustifiedEpoch)
+		require.Equal(tt, types.Epoch(1), f.store.nodes[2].unrealizedFinalizedEpoch)
+	})
+
+	t.Run("Previous Epoch is justified and too early for current", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 95, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodes[1].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 96, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 96, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		require.Equal(tt, types.Epoch(2), f.store.nodes[2].unrealizedJustifiedEpoch)
+		require.Equal(tt, types.Epoch(1), f.store.nodes[2].unrealizedFinalizedEpoch)
+	})
+	t.Run("Previous Epoch is justified and not too early for current", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 95, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodes[1].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 127, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 127, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(1), f.store.nodes[2].unrealizedJustifiedEpoch)
+	})
+	t.Run("Block from previous Epoch", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 94, [32]byte{'p'}, [32]byte{}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		f.store.nodes[1].unrealizedJustifiedEpoch = types.Epoch(2)
+		driftGenesisTime(f, 96, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 95, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 1, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(1), f.store.nodes[2].unrealizedJustifiedEpoch)
+	})
+	t.Run("Previous Epoch is not justified", func(tt *testing.T) {
+		f := setup(1, 1)
+		st, root, err := prepareForkchoiceState(ctx, 128, [32]byte{'p'}, [32]byte{}, [32]byte{}, 2, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		driftGenesisTime(f, 129, 0)
+
+		st, root, err = prepareForkchoiceState(ctx, 129, [32]byte{'h'}, [32]byte{'p'}, [32]byte{}, 2, 1)
+		require.NoError(tt, err)
+		require.NoError(tt, f.InsertNode(ctx, st, root))
+		// Check that the justification point is not the parent's.
+		// This tests that the heuristics in pullTips did not apply and
+		// the test continues to compute a bogus unrealized
+		// justification
+		require.Equal(tt, types.Epoch(2), f.store.nodes[2].unrealizedJustifiedEpoch)
+	})
+}

beacon-chain/monitor/process_block_test.go

@@ -18,6 +18,7 @@ import (
 )
 
 func TestProcessSlashings(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name      string
 		block     *ethpb.BeaconBlock
@@ -77,13 +78,13 @@ func TestProcessSlashings(t *testing.T) {
 				Body: &ethpb.BeaconBlockBody{
 					AttesterSlashings: []*ethpb.AttesterSlashing{
 						{
-							Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+							Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 								Data: &ethpb.AttestationData{
 									Source: &ethpb.Checkpoint{Epoch: 1},
 								},
 								AttestingIndices: []uint64{1, 3, 4},
 							}),
-							Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+							Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 								AttestingIndices: []uint64{1, 5, 6},
 							}),
 						},
@@ -99,13 +100,13 @@ func TestProcessSlashings(t *testing.T) {
 				Body: &ethpb.BeaconBlockBody{
 					AttesterSlashings: []*ethpb.AttesterSlashing{
 						{
-							Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+							Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 								Data: &ethpb.AttestationData{
 									Source: &ethpb.Checkpoint{Epoch: 1},
 								},
 								AttestingIndices: []uint64{1, 3, 4},
 							}),
-							Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+							Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 								AttestingIndices: []uint64{3, 5, 6},
 							}),
 						},

beacon-chain/node/node.go

@@ -841,6 +841,7 @@ func (b *BeaconNode) registerRPCService() error {
 		MaxMsgSize:              maxMsgSize,
 		ProposerIdsCache:        b.proposerIdsCache,
 		ExecutionEngineCaller:   web3Service,
+		BlockBuilder:            b.fetchBuilderService(),
 	})
 
 	return b.services.RegisterService(rpcService)

beacon-chain/operations/attestations/kv/aggregated_test.go

@@ -23,14 +23,15 @@ func TestKV_Aggregated_AggregateUnaggregatedAttestations(t *testing.T) {
 	require.NoError(t, err)
 	sig1 := priv.Sign([]byte{'a'})
 	sig2 := priv.Sign([]byte{'b'})
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig1.Marshal()})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1010}, Signature: sig1.Marshal()})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1100}, Signature: sig1.Marshal()})
-	att4 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig2.Marshal()})
-	att5 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig1.Marshal()})
-	att6 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1010}, Signature: sig1.Marshal()})
-	att7 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1100}, Signature: sig1.Marshal()})
-	att8 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig2.Marshal()})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig1.Marshal()})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1010}, Signature: sig1.Marshal()})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1100}, Signature: sig1.Marshal()})
+	att4 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig2.Marshal()})
+	att5 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig1.Marshal()})
+	att6 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1010}, Signature: sig1.Marshal()})
+	att7 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1100}, Signature: sig1.Marshal()})
+	att8 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1001}, Signature: sig2.Marshal()})
 	atts := []*ethpb.Attestation{att1, att2, att3, att4, att5, att6, att7, att8}
 	require.NoError(t, cache.SaveUnaggregatedAttestations(atts))
 	require.NoError(t, cache.AggregateUnaggregatedAttestations(context.Background()))
@@ -42,7 +43,7 @@ func TestKV_Aggregated_AggregateUnaggregatedAttestations(t *testing.T) {
 func TestKV_Aggregated_AggregateUnaggregatedAttestationsBySlotIndex(t *testing.T) {
 	cache := NewAttCaches()
 	genData := func(slot types.Slot, committeeIndex types.CommitteeIndex) *ethpb.AttestationData {
-		return util.HydrateAttestationData(&ethpb.AttestationData{
+		return util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{
 			Slot:           slot,
 			CommitteeIndex: committeeIndex,
 		})
@@ -95,6 +96,7 @@ func TestKV_Aggregated_AggregateUnaggregatedAttestationsBySlotIndex(t *testing.T
 }
 
 func TestKV_Aggregated_SaveAggregatedAttestation(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name          string
 		att           *ethpb.Attestation
@@ -113,23 +115,23 @@ func TestKV_Aggregated_SaveAggregatedAttestation(t *testing.T) {
 		},
 		{
 			name: "not aggregated",
-			att: util.HydrateAttestation(&ethpb.Attestation{
+			att: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{}, AggregationBits: bitfield.Bitlist{0b10100}}),
 			wantErrString: "attestation is not aggregated",
 		},
 		{
 			name: "invalid hash",
 			att: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					BeaconBlockRoot: []byte{0b0},
 				}),
 				AggregationBits: bitfield.Bitlist{0b10111},
 			},
-			wantErrString: "could not tree hash attestation: " + fssz.ErrBytesLength.Error(),
+			wantErrString: "could not tree hash attestation: --.BeaconBlockRoot (" + fssz.ErrBytesLength.Error() + ")",
 		},
 		{
 			name: "already seen",
-			att: util.HydrateAttestation(&ethpb.Attestation{
+			att: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{
 					Slot: 100,
 				},
@@ -139,7 +141,7 @@ func TestKV_Aggregated_SaveAggregatedAttestation(t *testing.T) {
 		},
 		{
 			name: "normal save",
-			att: util.HydrateAttestation(&ethpb.Attestation{
+			att: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{
 					Slot: 1,
 				},
@@ -148,7 +150,7 @@ func TestKV_Aggregated_SaveAggregatedAttestation(t *testing.T) {
 			count: 1,
 		},
 	}
-	r, err := hashFn(util.HydrateAttestationData(&ethpb.AttestationData{
+	r, err := hashFn(au.HydrateAttestationData(&ethpb.AttestationData{
 		Slot: 100,
 	}))
 	require.NoError(t, err)
@@ -172,6 +174,7 @@ func TestKV_Aggregated_SaveAggregatedAttestation(t *testing.T) {
 }
 
 func TestKV_Aggregated_SaveAggregatedAttestations(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name          string
 		atts          []*ethpb.Attestation
@@ -181,9 +184,9 @@ func TestKV_Aggregated_SaveAggregatedAttestations(t *testing.T) {
 		{
 			name: "no duplicates",
 			atts: []*ethpb.Attestation{
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
 					AggregationBits: bitfield.Bitlist{0b1101}}),
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
 					AggregationBits: bitfield.Bitlist{0b1101}}),
 			},
 			count: 1,
@@ -207,6 +210,7 @@ func TestKV_Aggregated_SaveAggregatedAttestations(t *testing.T) {
 }
 
 func TestKV_Aggregated_SaveAggregatedAttestations_SomeGoodSomeBad(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name          string
 		atts          []*ethpb.Attestation
@@ -216,9 +220,9 @@ func TestKV_Aggregated_SaveAggregatedAttestations_SomeGoodSomeBad(t *testing.T)
 		{
 			name: "the first attestation is bad",
 			atts: []*ethpb.Attestation{
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
 					AggregationBits: bitfield.Bitlist{0b1100}}),
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1},
 					AggregationBits: bitfield.Bitlist{0b1101}}),
 			},
 			count: 1,
@@ -243,10 +247,11 @@ func TestKV_Aggregated_SaveAggregatedAttestations_SomeGoodSomeBad(t *testing.T)
 
 func TestKV_Aggregated_AggregatedAttestations(t *testing.T) {
 	cache := NewAttCaches()
+	au := util.AttestationUtil{}
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {
@@ -261,16 +266,17 @@ func TestKV_Aggregated_AggregatedAttestations(t *testing.T) {
 }
 
 func TestKV_Aggregated_DeleteAggregatedAttestation(t *testing.T) {
+	au := util.AttestationUtil{}
 	t.Run("nil attestation", func(t *testing.T) {
 		cache := NewAttCaches()
 		assert.ErrorContains(t, "attestation can't be nil", cache.DeleteAggregatedAttestation(nil))
-		att := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10101}, Data: &ethpb.AttestationData{Slot: 2}})
+		att := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10101}, Data: &ethpb.AttestationData{Slot: 2}})
 		assert.NoError(t, cache.DeleteAggregatedAttestation(att))
 	})
 
 	t.Run("non aggregated attestation", func(t *testing.T) {
 		cache := NewAttCaches()
-		att := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1001}, Data: &ethpb.AttestationData{Slot: 2}})
+		att := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1001}, Data: &ethpb.AttestationData{Slot: 2}})
 		err := cache.DeleteAggregatedAttestation(att)
 		assert.ErrorContains(t, "attestation is not aggregated", err)
 	})
@@ -286,22 +292,22 @@ func TestKV_Aggregated_DeleteAggregatedAttestation(t *testing.T) {
 			},
 		}
 		err := cache.DeleteAggregatedAttestation(att)
-		wantErr := "could not tree hash attestation data: " + fssz.ErrBytesLength.Error()
+		wantErr := "could not tree hash attestation data: --.BeaconBlockRoot (" + fssz.ErrBytesLength.Error() + ")"
 		assert.ErrorContains(t, wantErr, err)
 	})
 
 	t.Run("nonexistent attestation", func(t *testing.T) {
 		cache := NewAttCaches()
-		att := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1111}, Data: &ethpb.AttestationData{Slot: 2}})
+		att := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1111}, Data: &ethpb.AttestationData{Slot: 2}})
 		assert.NoError(t, cache.DeleteAggregatedAttestation(att))
 	})
 
 	t.Run("non-filtered deletion", func(t *testing.T) {
 		cache := NewAttCaches()
-		att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11010}})
-		att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11010}})
-		att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11010}})
-		att4 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b10101}})
+		att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11010}})
+		att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11010}})
+		att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11010}})
+		att4 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b10101}})
 		atts := []*ethpb.Attestation{att1, att2, att3, att4}
 		require.NoError(t, cache.SaveAggregatedAttestations(atts))
 		require.NoError(t, cache.DeleteAggregatedAttestation(att1))
@@ -314,10 +320,10 @@ func TestKV_Aggregated_DeleteAggregatedAttestation(t *testing.T) {
 
 	t.Run("filtered deletion", func(t *testing.T) {
 		cache := NewAttCaches()
-		att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b110101}})
-		att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110111}})
-		att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110100}})
-		att4 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110101}})
+		att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b110101}})
+		att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110111}})
+		att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110100}})
+		att4 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110101}})
 		atts := []*ethpb.Attestation{att1, att2, att3, att4}
 		require.NoError(t, cache.SaveAggregatedAttestations(atts))
 
@@ -334,6 +340,7 @@ func TestKV_Aggregated_DeleteAggregatedAttestation(t *testing.T) {
 }
 
 func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name     string
 		existing []*ethpb.Attestation
@@ -357,7 +364,7 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 		},
 		{
 			name: "empty cache aggregated",
-			input: util.HydrateAttestation(&ethpb.Attestation{
+			input: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{
 					Slot: 1,
 				},
@@ -366,7 +373,7 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 		},
 		{
 			name: "empty cache unaggregated",
-			input: util.HydrateAttestation(&ethpb.Attestation{
+			input: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{
 					Slot: 1,
 				},
@@ -376,13 +383,13 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 		{
 			name: "single attestation in cache with exact match",
 			existing: []*ethpb.Attestation{{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111}},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111}},
@@ -391,13 +398,13 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 		{
 			name: "single attestation in cache with subset aggregation",
 			existing: []*ethpb.Attestation{{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111}},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1110}},
@@ -406,13 +413,13 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 		{
 			name: "single attestation in cache with superset aggregation",
 			existing: []*ethpb.Attestation{{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1110}},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111}},
@@ -422,20 +429,20 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 			name: "multiple attestations with same data in cache with overlapping aggregation, input is subset",
 			existing: []*ethpb.Attestation{
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 1,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1111000},
 				},
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 1,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1100111},
 				},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1100000}},
@@ -445,20 +452,20 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 			name: "multiple attestations with same data in cache with overlapping aggregation and input is superset",
 			existing: []*ethpb.Attestation{
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 1,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1111000},
 				},
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 1,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1100111},
 				},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111111}},
@@ -468,20 +475,20 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 			name: "multiple attestations with different data in cache",
 			existing: []*ethpb.Attestation{
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 2,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1111000},
 				},
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 3,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1100111},
 				},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 1,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111111}},
@@ -491,14 +498,14 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 			name: "attestations with different bitlist lengths",
 			existing: []*ethpb.Attestation{
 				{
-					Data: util.HydrateAttestationData(&ethpb.AttestationData{
+					Data: au.HydrateAttestationData(&ethpb.AttestationData{
 						Slot: 2,
 					}),
 					AggregationBits: bitfield.Bitlist{0b1111000},
 				},
 			},
 			input: &ethpb.Attestation{
-				Data: util.HydrateAttestationData(&ethpb.AttestationData{
+				Data: au.HydrateAttestationData(&ethpb.AttestationData{
 					Slot: 2,
 				}),
 				AggregationBits: bitfield.Bitlist{0b1111},
@@ -540,8 +547,9 @@ func TestKV_Aggregated_HasAggregatedAttestation(t *testing.T) {
 func TestKV_Aggregated_DuplicateAggregatedAttestations(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1111}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1111}})
 	atts := []*ethpb.Attestation{att1, att2}
 
 	for _, att := range atts {

beacon-chain/operations/attestations/kv/block_test.go

@@ -14,16 +14,17 @@ import (
 func TestKV_BlockAttestation_CanSaveRetrieve(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {
 		require.NoError(t, cache.SaveBlockAttestation(att))
 	}
 	// Diff bit length should not panic.
-	att4 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11011}})
+	att4 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11011}})
 	if err := cache.SaveBlockAttestation(att4); err != bitfield.ErrBitlistDifferentLength {
 		t.Errorf("Unexpected error: wanted %v, got %v", bitfield.ErrBitlistDifferentLength, err)
 	}
@@ -40,9 +41,10 @@ func TestKV_BlockAttestation_CanSaveRetrieve(t *testing.T) {
 func TestKV_BlockAttestation_CanDelete(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {

beacon-chain/operations/attestations/kv/forkchoice_test.go

@@ -14,9 +14,10 @@ import (
 func TestKV_Forkchoice_CanSaveRetrieve(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {
@@ -35,9 +36,10 @@ func TestKV_Forkchoice_CanSaveRetrieve(t *testing.T) {
 func TestKV_Forkchoice_CanDelete(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {
@@ -55,9 +57,10 @@ func TestKV_Forkchoice_CanDelete(t *testing.T) {
 func TestKV_Forkchoice_CanCount(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {

beacon-chain/operations/attestations/kv/seen_bits_test.go

@@ -12,20 +12,21 @@ import (
 func TestAttCaches_hasSeenBit(t *testing.T) {
 	c := NewAttCaches()
 
-	seenA1 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}})
-	seenA2 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11100000}})
+	au := util.AttestationUtil{}
+	seenA1 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}})
+	seenA2 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11100000}})
 	require.NoError(t, c.insertSeenBit(seenA1))
 	require.NoError(t, c.insertSeenBit(seenA2))
 	tests := []struct {
 		att  *ethpb.Attestation
 		want bool
 	}{
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000000}}), want: true},
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000001}}), want: true},
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11100000}}), want: true},
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}}), want: true},
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10001000}}), want: false},
-		{att: util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11110111}}), want: false},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000000}}), want: true},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000001}}), want: true},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11100000}}), want: true},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}}), want: true},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10001000}}), want: false},
+		{att: au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b11110111}}), want: false},
 	}
 	for _, tt := range tests {
 		got, err := c.hasSeenBit(tt.att)
@@ -38,7 +39,8 @@ func TestAttCaches_hasSeenBit(t *testing.T) {
 
 func TestAttCaches_insertSeenBitDuplicates(t *testing.T) {
 	c := NewAttCaches()
-	att1 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}})
+
+	att1 := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b10000011}})
 	r, err := hashFn(att1.Data)
 	require.NoError(t, err)
 	require.NoError(t, c.insertSeenBit(att1))

beacon-chain/operations/attestations/kv/unaggregated_test.go

@@ -17,6 +17,7 @@ import (
 )
 
 func TestKV_Unaggregated_SaveUnaggregatedAttestation(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name          string
 		att           *ethpb.Attestation
@@ -43,12 +44,12 @@ func TestKV_Unaggregated_SaveUnaggregatedAttestation(t *testing.T) {
 		},
 		{
 			name:  "normal save",
-			att:   util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b0001}}),
+			att:   au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b0001}}),
 			count: 1,
 		},
 		{
 			name: "already seen",
-			att: util.HydrateAttestation(&ethpb.Attestation{
+			att: au.HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{
 					Slot: 100,
 				},
@@ -57,7 +58,7 @@ func TestKV_Unaggregated_SaveUnaggregatedAttestation(t *testing.T) {
 			count: 0,
 		},
 	}
-	r, err := hashFn(util.HydrateAttestationData(&ethpb.AttestationData{Slot: 100}))
+	r, err := hashFn(au.HydrateAttestationData(&ethpb.AttestationData{Slot: 100}))
 	require.NoError(t, err)
 
 	for _, tt := range tests {
@@ -83,6 +84,7 @@ func TestKV_Unaggregated_SaveUnaggregatedAttestation(t *testing.T) {
 }
 
 func TestKV_Unaggregated_SaveUnaggregatedAttestations(t *testing.T) {
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name          string
 		atts          []*ethpb.Attestation
@@ -92,18 +94,18 @@ func TestKV_Unaggregated_SaveUnaggregatedAttestations(t *testing.T) {
 		{
 			name: "unaggregated only",
 			atts: []*ethpb.Attestation{
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}}),
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}}),
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}}),
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}}),
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}}),
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}}),
 			},
 			count: 3,
 		},
 		{
 			name: "has aggregated",
 			atts: []*ethpb.Attestation{
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}}),
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}}),
 				{AggregationBits: bitfield.Bitlist{0b1111}, Data: &ethpb.AttestationData{Slot: 2}},
-				util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}}),
+				au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}}),
 			},
 			wantErrString: "attestation is aggregated",
 			count:         1,
@@ -141,10 +143,11 @@ func TestKV_Unaggregated_DeleteUnaggregatedAttestation(t *testing.T) {
 	})
 
 	t.Run("successful deletion", func(t *testing.T) {
+		au := util.AttestationUtil{}
 		cache := NewAttCaches()
-		att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b101}})
-		att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110}})
-		att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b110}})
+		att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b101}})
+		att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b110}})
+		att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b110}})
 		atts := []*ethpb.Attestation{att1, att2, att3}
 		require.NoError(t, cache.SaveUnaggregatedAttestations(atts))
 		for _, att := range atts {
@@ -157,7 +160,8 @@ func TestKV_Unaggregated_DeleteUnaggregatedAttestation(t *testing.T) {
 }
 
 func TestKV_Unaggregated_DeleteSeenUnaggregatedAttestations(t *testing.T) {
-	d := util.HydrateAttestationData(&ethpb.AttestationData{})
+	au := util.AttestationUtil{}
+	d := au.HydrateAttestationData(&ethpb.AttestationData{})
 
 	t.Run("no attestations", func(t *testing.T) {
 		cache := NewAttCaches()
@@ -169,9 +173,9 @@ func TestKV_Unaggregated_DeleteSeenUnaggregatedAttestations(t *testing.T) {
 	t.Run("none seen", func(t *testing.T) {
 		cache := NewAttCaches()
 		atts := []*ethpb.Attestation{
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
 		}
 		require.NoError(t, cache.SaveUnaggregatedAttestations(atts))
 		assert.Equal(t, 3, cache.UnaggregatedAttestationCount())
@@ -186,9 +190,9 @@ func TestKV_Unaggregated_DeleteSeenUnaggregatedAttestations(t *testing.T) {
 	t.Run("some seen", func(t *testing.T) {
 		cache := NewAttCaches()
 		atts := []*ethpb.Attestation{
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
 		}
 		require.NoError(t, cache.SaveUnaggregatedAttestations(atts))
 		assert.Equal(t, 3, cache.UnaggregatedAttestationCount())
@@ -211,9 +215,9 @@ func TestKV_Unaggregated_DeleteSeenUnaggregatedAttestations(t *testing.T) {
 	t.Run("all seen", func(t *testing.T) {
 		cache := NewAttCaches()
 		atts := []*ethpb.Attestation{
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
-			util.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1001}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1010}}),
+			au.HydrateAttestation(&ethpb.Attestation{Data: d, AggregationBits: bitfield.Bitlist{0b1100}}),
 		}
 		require.NoError(t, cache.SaveUnaggregatedAttestations(atts))
 		assert.Equal(t, 3, cache.UnaggregatedAttestationCount())
@@ -236,9 +240,10 @@ func TestKV_Unaggregated_DeleteSeenUnaggregatedAttestations(t *testing.T) {
 func TestKV_Unaggregated_UnaggregatedAttestationsBySlotIndex(t *testing.T) {
 	cache := NewAttCaches()
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1, CommitteeIndex: 1}, AggregationBits: bitfield.Bitlist{0b101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1, CommitteeIndex: 2}, AggregationBits: bitfield.Bitlist{0b110}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2, CommitteeIndex: 1}, AggregationBits: bitfield.Bitlist{0b110}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1, CommitteeIndex: 1}, AggregationBits: bitfield.Bitlist{0b101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1, CommitteeIndex: 2}, AggregationBits: bitfield.Bitlist{0b110}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2, CommitteeIndex: 1}, AggregationBits: bitfield.Bitlist{0b110}})
 	atts := []*ethpb.Attestation{att1, att2, att3}
 
 	for _, att := range atts {

beacon-chain/operations/attestations/prepare_forkchoice_test.go

@@ -234,7 +234,7 @@ func TestSeenAttestations_PresentInCache(t *testing.T) {
 	s, err := NewService(context.Background(), &Config{Pool: NewPool()})
 	require.NoError(t, err)
 
-	ad1 := util.HydrateAttestationData(&ethpb.AttestationData{})
+	ad1 := util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{})
 	att1 := &ethpb.Attestation{Data: ad1, Signature: []byte{'A'}, AggregationBits: bitfield.Bitlist{0x13} /* 0b00010011 */}
 	got, err := s.seen(att1)
 	require.NoError(t, err)
@@ -252,9 +252,9 @@ func TestSeenAttestations_PresentInCache(t *testing.T) {
 }
 
 func TestService_seen(t *testing.T) {
-	ad1 := util.HydrateAttestationData(&ethpb.AttestationData{Slot: 1})
-
-	ad2 := util.HydrateAttestationData(&ethpb.AttestationData{Slot: 2})
+	au := util.AttestationUtil{}
+	ad1 := au.HydrateAttestationData(&ethpb.AttestationData{Slot: 1})
+	ad2 := au.HydrateAttestationData(&ethpb.AttestationData{Slot: 2})
 
 	// Attestation are checked in order of this list.
 	tests := []struct {

beacon-chain/operations/attestations/prune_expired_test.go

@@ -26,9 +26,9 @@ func TestPruneExpired_Ticker(t *testing.T) {
 	})
 	require.NoError(t, err)
 
-	ad1 := util.HydrateAttestationData(&ethpb.AttestationData{})
-
-	ad2 := util.HydrateAttestationData(&ethpb.AttestationData{Slot: 1})
+	au := util.AttestationUtil{}
+	ad1 := au.HydrateAttestationData(&ethpb.AttestationData{})
+	ad2 := au.HydrateAttestationData(&ethpb.AttestationData{Slot: 1})
 
 	atts := []*ethpb.Attestation{
 		{Data: ad1, AggregationBits: bitfield.Bitlist{0b1000, 0b1}, Signature: make([]byte, fieldparams.BLSSignatureLength)},
@@ -85,9 +85,9 @@ func TestPruneExpired_PruneExpiredAtts(t *testing.T) {
 	s, err := NewService(context.Background(), &Config{Pool: NewPool()})
 	require.NoError(t, err)
 
-	ad1 := util.HydrateAttestationData(&ethpb.AttestationData{})
-
-	ad2 := util.HydrateAttestationData(&ethpb.AttestationData{})
+	au := util.AttestationUtil{}
+	ad1 := au.HydrateAttestationData(&ethpb.AttestationData{})
+	ad2 := au.HydrateAttestationData(&ethpb.AttestationData{})
 
 	att1 := &ethpb.Attestation{Data: ad1, AggregationBits: bitfield.Bitlist{0b1101}}
 	att2 := &ethpb.Attestation{Data: ad1, AggregationBits: bitfield.Bitlist{0b1111}}

beacon-chain/p2p/BUILD.bazel

@@ -57,6 +57,7 @@ go_library(
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
         "//consensus-types/wrapper:go_default_library",
+        "//crypto/ecdsa:go_default_library",
         "//crypto/hash:go_default_library",
         "//encoding/bytesutil:go_default_library",
         "//io/file:go_default_library",
@@ -70,7 +71,6 @@ go_library(
         "//runtime/version:go_default_library",
         "//time:go_default_library",
         "//time/slots:go_default_library",
-        "@com_github_ethereum_go_ethereum//crypto:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/discover:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/enode:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/enr:go_default_library",
@@ -79,6 +79,8 @@ go_library(
         "@com_github_libp2p_go_libp2p//:go_default_library",
         "@com_github_libp2p_go_libp2p//config:go_default_library",
         "@com_github_libp2p_go_libp2p//p2p/protocol/identify:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/security/noise:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/transport/tcp:go_default_library",
         "@com_github_libp2p_go_libp2p_core//connmgr:go_default_library",
         "@com_github_libp2p_go_libp2p_core//control:go_default_library",
         "@com_github_libp2p_go_libp2p_core//crypto:go_default_library",
@@ -86,10 +88,8 @@ go_library(
         "@com_github_libp2p_go_libp2p_core//network:go_default_library",
         "@com_github_libp2p_go_libp2p_core//peer:go_default_library",
         "@com_github_libp2p_go_libp2p_core//protocol:go_default_library",
-        "@com_github_libp2p_go_libp2p_noise//:go_default_library",
         "@com_github_libp2p_go_libp2p_pubsub//:go_default_library",
         "@com_github_libp2p_go_libp2p_pubsub//pb:go_default_library",
-        "@com_github_libp2p_go_tcp_transport//:go_default_library",
         "@com_github_multiformats_go_multiaddr//:go_default_library",
         "@com_github_multiformats_go_multiaddr//net:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
@@ -149,6 +149,7 @@ go_test(
         "//config/params:go_default_library",
         "//consensus-types/primitives:go_default_library",
         "//consensus-types/wrapper:go_default_library",
+        "//crypto/ecdsa:go_default_library",
         "//crypto/hash:go_default_library",
         "//encoding/bytesutil:go_default_library",
         "//network:go_default_library",
@@ -168,15 +169,15 @@ go_test(
         "@com_github_golang_snappy//:go_default_library",
         "@com_github_kevinms_leakybucket_go//:go_default_library",
         "@com_github_libp2p_go_libp2p//:go_default_library",
-        "@com_github_libp2p_go_libp2p_blankhost//:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/host/blank:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/net/swarm/testing:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/security/noise:go_default_library",
         "@com_github_libp2p_go_libp2p_core//crypto:go_default_library",
         "@com_github_libp2p_go_libp2p_core//host:go_default_library",
         "@com_github_libp2p_go_libp2p_core//network:go_default_library",
         "@com_github_libp2p_go_libp2p_core//peer:go_default_library",
-        "@com_github_libp2p_go_libp2p_noise//:go_default_library",
         "@com_github_libp2p_go_libp2p_pubsub//:go_default_library",
         "@com_github_libp2p_go_libp2p_pubsub//pb:go_default_library",
-        "@com_github_libp2p_go_libp2p_swarm//testing:go_default_library",
         "@com_github_multiformats_go_multiaddr//:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
         "@com_github_prysmaticlabs_go_bitfield//:go_default_library",

beacon-chain/p2p/broadcaster_test.go

@@ -162,7 +162,7 @@ func TestService_BroadcastAttestation(t *testing.T) {
 		}),
 	}
 
-	msg := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.NewBitlist(7)})
+	msg := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.NewBitlist(7)})
 	subnet := uint64(5)
 
 	topic := AttestationSubnetTopicFormat
@@ -323,7 +323,7 @@ func TestService_BroadcastAttestationWithDiscoveryAttempts(t *testing.T) {
 	go p.listenForNewNodes()
 	go p2.listenForNewNodes()
 
-	msg := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.NewBitlist(7)})
+	msg := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.NewBitlist(7)})
 	topic := AttestationSubnetTopicFormat
 	GossipTypeMapping[reflect.TypeOf(msg)] = topic
 	digest, err := p.currentForkDigest()

beacon-chain/p2p/dial_relay_node_test.go

@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"testing"
 
-	bh "github.com/libp2p/go-libp2p-blankhost"
-	swarmt "github.com/libp2p/go-libp2p-swarm/testing"
+	bh "github.com/libp2p/go-libp2p/p2p/host/blank"
+	swarmt "github.com/libp2p/go-libp2p/p2p/net/swarm/testing"
 	"github.com/prysmaticlabs/prysm/testing/assert"
 	"github.com/prysmaticlabs/prysm/testing/require"
 )

beacon-chain/p2p/discovery.go

@@ -16,6 +16,7 @@ import (
 	"github.com/prysmaticlabs/go-bitfield"
 	"github.com/prysmaticlabs/prysm/beacon-chain/cache"
 	"github.com/prysmaticlabs/prysm/config/params"
+	ecdsaprysm "github.com/prysmaticlabs/prysm/crypto/ecdsa"
 	"github.com/prysmaticlabs/prysm/runtime/version"
 	"github.com/prysmaticlabs/prysm/time/slots"
 )
@@ -391,7 +392,10 @@ func convertToAddrInfo(node *enode.Node) (*peer.AddrInfo, ma.Multiaddr, error) {
 
 func convertToSingleMultiAddr(node *enode.Node) (ma.Multiaddr, error) {
 	pubkey := node.Pubkey()
-	assertedKey := convertToInterfacePubkey(pubkey)
+	assertedKey, err := ecdsaprysm.ConvertToInterfacePubkey(pubkey)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get pubkey")
+	}
 	id, err := peer.IDFromPublicKey(assertedKey)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not get peer id")
@@ -401,7 +405,10 @@ func convertToSingleMultiAddr(node *enode.Node) (ma.Multiaddr, error) {
 
 func convertToUdpMultiAddr(node *enode.Node) ([]ma.Multiaddr, error) {
 	pubkey := node.Pubkey()
-	assertedKey := convertToInterfacePubkey(pubkey)
+	assertedKey, err := ecdsaprysm.ConvertToInterfacePubkey(pubkey)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get pubkey")
+	}
 	id, err := peer.IDFromPublicKey(assertedKey)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not get peer id")

beacon-chain/p2p/options.go

@@ -7,10 +7,11 @@ import (
 
 	"github.com/libp2p/go-libp2p"
 	"github.com/libp2p/go-libp2p-core/peer"
-	noise "github.com/libp2p/go-libp2p-noise"
-	"github.com/libp2p/go-tcp-transport"
+	noise "github.com/libp2p/go-libp2p/p2p/security/noise"
+	"github.com/libp2p/go-libp2p/p2p/transport/tcp"
 	ma "github.com/multiformats/go-multiaddr"
 	"github.com/pkg/errors"
+	ecdsaprysm "github.com/prysmaticlabs/prysm/crypto/ecdsa"
 	"github.com/prysmaticlabs/prysm/runtime/version"
 )
 
@@ -30,7 +31,10 @@ func (s *Service) buildOptions(ip net.IP, priKey *ecdsa.PrivateKey) []libp2p.Opt
 			log.Fatalf("Failed to p2p listen: %v", err)
 		}
 	}
-	ifaceKey := convertToInterfacePrivkey(priKey)
+	ifaceKey, err := ecdsaprysm.ConvertToInterfacePrivkey(priKey)
+	if err != nil {
+		log.Fatalf("Failed to retrieve private key: %v", err)
+	}
 	id, err := peer.IDFromPublicKey(ifaceKey.GetPublic())
 	if err != nil {
 		log.Fatalf("Failed to retrieve peer id: %v", err)
@@ -113,7 +117,11 @@ func multiAddressBuilderWithID(ipAddr, protocol string, port uint, id peer.ID) (
 // private key contents cannot be marshaled, an exception is thrown.
 func privKeyOption(privkey *ecdsa.PrivateKey) libp2p.Option {
 	return func(cfg *libp2p.Config) error {
+		ifaceKey, err := ecdsaprysm.ConvertToInterfacePrivkey(privkey)
+		if err != nil {
+			return err
+		}
 		log.Debug("ECDSA private key generated")
-		return cfg.Apply(libp2p.Identity(convertToInterfacePrivkey(privkey)))
+		return cfg.Apply(libp2p.Identity(ifaceKey))
 	}
 }

beacon-chain/p2p/options_test.go

@@ -12,6 +12,7 @@ import (
 	"github.com/ethereum/go-ethereum/p2p/enr"
 	"github.com/libp2p/go-libp2p-core/crypto"
 	"github.com/prysmaticlabs/prysm/config/params"
+	ecdsaprysm "github.com/prysmaticlabs/prysm/crypto/ecdsa"
 	"github.com/prysmaticlabs/prysm/testing/assert"
 	"github.com/prysmaticlabs/prysm/testing/require"
 )
@@ -36,7 +37,8 @@ func TestPrivateKeyLoading(t *testing.T) {
 	}
 	pKey, err := privKey(cfg)
 	require.NoError(t, err, "Could not apply option")
-	newPkey := convertToInterfacePrivkey(pKey)
+	newPkey, err := ecdsaprysm.ConvertToInterfacePrivkey(pKey)
+	require.NoError(t, err)
 	rawBytes, err := key.Raw()
 	require.NoError(t, err)
 	newRaw, err := newPkey.Raw()

beacon-chain/p2p/service_test.go

@@ -13,7 +13,7 @@ import (
 	"github.com/libp2p/go-libp2p"
 	"github.com/libp2p/go-libp2p-core/host"
 	"github.com/libp2p/go-libp2p-core/peer"
-	noise "github.com/libp2p/go-libp2p-noise"
+	noise "github.com/libp2p/go-libp2p/p2p/security/noise"
 	"github.com/multiformats/go-multiaddr"
 	"github.com/prysmaticlabs/prysm/async/event"
 	mock "github.com/prysmaticlabs/prysm/beacon-chain/blockchain/testing"

beacon-chain/p2p/subnets_test.go

@@ -19,6 +19,7 @@ import (
 	"github.com/prysmaticlabs/prysm/cmd/beacon-chain/flags"
 	"github.com/prysmaticlabs/prysm/config/params"
 	"github.com/prysmaticlabs/prysm/consensus-types/wrapper"
+	ecdsaprysm "github.com/prysmaticlabs/prysm/crypto/ecdsa"
 	pb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/testing/assert"
 	"github.com/prysmaticlabs/prysm/testing/require"
@@ -163,7 +164,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				localNode = initializeAttSubnets(localNode)
@@ -179,7 +180,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(attSubnetEnrKey, []byte{})
@@ -197,7 +198,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(attSubnetEnrKey, make([]byte, 4))
@@ -215,7 +216,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(attSubnetEnrKey, make([]byte, byteCount(int(attestationSubnetCount))+1))
@@ -233,7 +234,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(attSubnetEnrKey, make([]byte, byteCount(int(attestationSubnetCount))+100))
@@ -251,7 +252,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.NewBitvector64()
@@ -270,7 +271,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.NewBitvector64()
@@ -298,7 +299,7 @@ func Test_AttSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.NewBitvector64()
@@ -348,7 +349,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				localNode = initializeSyncCommSubnets(localNode)
@@ -364,7 +365,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(syncCommsSubnetEnrKey, []byte{})
@@ -382,7 +383,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(syncCommsSubnetEnrKey, make([]byte, byteCount(int(syncCommsSubnetCount))+1))
@@ -400,7 +401,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				entry := enr.WithEntry(syncCommsSubnetEnrKey, make([]byte, byteCount(int(syncCommsSubnetCount))+100))
@@ -418,7 +419,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.Bitvector4{byte(0x00)}
@@ -437,7 +438,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.Bitvector4{byte(0x00)}
@@ -463,7 +464,7 @@ func Test_SyncSubnets(t *testing.T) {
 				assert.NoError(t, err)
 				priv, _, err := crypto.GenerateSecp256k1Key(rand.Reader)
 				assert.NoError(t, err)
-				convertedKey := convertFromInterfacePrivKey(priv)
+				convertedKey, err := ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 				assert.NoError(t, err)
 				localNode := enode.NewLocalNode(db, convertedKey)
 				bitV := bitfield.Bitvector4{byte(0x00)}

beacon-chain/p2p/testing/BUILD.bazel

@@ -25,7 +25,8 @@ go_library(
         "@com_github_ethereum_go_ethereum//crypto:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/enode:go_default_library",
         "@com_github_ethereum_go_ethereum//p2p/enr:go_default_library",
-        "@com_github_libp2p_go_libp2p_blankhost//:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/host/blank:go_default_library",
+        "@com_github_libp2p_go_libp2p//p2p/net/swarm/testing:go_default_library",
         "@com_github_libp2p_go_libp2p_core//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//connmgr:go_default_library",
         "@com_github_libp2p_go_libp2p_core//control:go_default_library",
@@ -36,7 +37,6 @@ go_library(
         "@com_github_libp2p_go_libp2p_core//peerstore:go_default_library",
         "@com_github_libp2p_go_libp2p_core//protocol:go_default_library",
         "@com_github_libp2p_go_libp2p_pubsub//:go_default_library",
-        "@com_github_libp2p_go_libp2p_swarm//testing:go_default_library",
         "@com_github_multiformats_go_multiaddr//:go_default_library",
         "@com_github_prysmaticlabs_fastssz//:go_default_library",
         "@com_github_sirupsen_logrus//:go_default_library",

beacon-chain/p2p/testing/p2p.go

@@ -10,7 +10,6 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum/p2p/enr"
-	bhost "github.com/libp2p/go-libp2p-blankhost"
 	core "github.com/libp2p/go-libp2p-core"
 	"github.com/libp2p/go-libp2p-core/control"
 	"github.com/libp2p/go-libp2p-core/host"
@@ -18,7 +17,8 @@ import (
 	"github.com/libp2p/go-libp2p-core/peer"
 	"github.com/libp2p/go-libp2p-core/protocol"
 	pubsub "github.com/libp2p/go-libp2p-pubsub"
-	swarmt "github.com/libp2p/go-libp2p-swarm/testing"
+	bhost "github.com/libp2p/go-libp2p/p2p/host/blank"
+	swarmt "github.com/libp2p/go-libp2p/p2p/net/swarm/testing"
 	"github.com/multiformats/go-multiaddr"
 	ssz "github.com/prysmaticlabs/fastssz"
 	"github.com/prysmaticlabs/prysm/beacon-chain/p2p/encoder"

beacon-chain/p2p/utils.go

@@ -12,12 +12,12 @@ import (
 	"path"
 	"time"
 
-	gcrypto "github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/p2p/enr"
 	"github.com/libp2p/go-libp2p-core/crypto"
 	"github.com/pkg/errors"
 	"github.com/prysmaticlabs/go-bitfield"
 	"github.com/prysmaticlabs/prysm/consensus-types/wrapper"
+	ecdsaprysm "github.com/prysmaticlabs/prysm/crypto/ecdsa"
 	"github.com/prysmaticlabs/prysm/io/file"
 	"github.com/prysmaticlabs/prysm/network"
 	pb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
@@ -44,22 +44,6 @@ func SerializeENR(record *enr.Record) (string, error) {
 	return enrString, nil
 }
 
-func convertFromInterfacePrivKey(privkey crypto.PrivKey) *ecdsa.PrivateKey {
-	typeAssertedKey := (*ecdsa.PrivateKey)(privkey.(*crypto.Secp256k1PrivateKey))
-	typeAssertedKey.Curve = gcrypto.S256() // Temporary hack, so libp2p Secp256k1 is recognized as geth Secp256k1 in disc v5.1.
-	return typeAssertedKey
-}
-
-func convertToInterfacePrivkey(privkey *ecdsa.PrivateKey) crypto.PrivKey {
-	typeAssertedKey := crypto.PrivKey((*crypto.Secp256k1PrivateKey)(privkey))
-	return typeAssertedKey
-}
-
-func convertToInterfacePubkey(pubkey *ecdsa.PublicKey) crypto.PubKey {
-	typeAssertedKey := crypto.PubKey((*crypto.Secp256k1PublicKey)(pubkey))
-	return typeAssertedKey
-}
-
 // Determines a private key for p2p networking from the p2p service's
 // configuration struct. If no key is found, it generates a new one.
 func privKey(cfg *Config) (*ecdsa.PrivateKey, error) {
@@ -77,8 +61,7 @@ func privKey(cfg *Config) (*ecdsa.PrivateKey, error) {
 		if err != nil {
 			return nil, err
 		}
-		convertedKey := convertFromInterfacePrivKey(priv)
-		return convertedKey, nil
+		return ecdsaprysm.ConvertFromInterfacePrivKey(priv)
 	}
 	if defaultKeysExist && privateKeyPath == "" {
 		privateKeyPath = defaultKeyPath
@@ -102,7 +85,7 @@ func privKeyFromFile(path string) (*ecdsa.PrivateKey, error) {
 	if err != nil {
 		return nil, err
 	}
-	return convertFromInterfacePrivKey(unmarshalledKey), nil
+	return ecdsaprysm.ConvertFromInterfacePrivKey(unmarshalledKey)
 }
 
 // Retrieves node p2p metadata from a set of configuration values

beacon-chain/powchain/check_transition_config.go

@@ -15,6 +15,7 @@ import (
 	"github.com/prysmaticlabs/prysm/config/params"
 	"github.com/prysmaticlabs/prysm/network"
 	pb "github.com/prysmaticlabs/prysm/proto/engine/v1"
+	"github.com/prysmaticlabs/prysm/time/slots"
 	"github.com/sirupsen/logrus"
 )
 
@@ -85,7 +86,8 @@ func (s *Service) checkTransitionConfiguration(
 			ctx, cancel := context.WithDeadline(ctx, tm.Add(network.DefaultRPCHTTPTimeout))
 			err = s.ExchangeTransitionConfiguration(ctx, cfg)
 			s.handleExchangeConfigurationError(err)
-			if !hasTtdReached {
+			currentEpoch := slots.ToEpoch(slots.CurrentSlot(s.chainStartData.GetGenesisTime()))
+			if currentEpoch >= params.BeaconConfig().BellatrixForkEpoch && !hasTtdReached {
 				hasTtdReached, err = s.logTtdStatus(ctx, ttd)
 				if err != nil {
 					log.WithError(err).Error("Could not log ttd status")

beacon-chain/rpc/BUILD.bazel

@@ -10,6 +10,7 @@ go_library(
     visibility = ["//beacon-chain:__subpackages__"],
     deps = [
         "//beacon-chain/blockchain:go_default_library",
+        "//beacon-chain/builder:go_default_library",
         "//beacon-chain/cache:go_default_library",
         "//beacon-chain/cache/depositcache:go_default_library",
         "//beacon-chain/core/feed/block:go_default_library",

beacon-chain/rpc/eth/beacon/blocks_test.go

@@ -41,10 +41,11 @@ func fillDBTestBlocks(ctx context.Context, t *testing.T, beaconDB db.Database) (
 		b := util.NewBeaconBlock()
 		b.Block.Slot = i
 		b.Block.ParentRoot = bytesutil.PadTo([]byte{uint8(i)}, 32)
-		att1 := util.NewAttestation()
+		au := util.AttestationUtil{}
+		att1 := au.NewAttestation()
 		att1.Data.Slot = i
 		att1.Data.CommitteeIndex = types.CommitteeIndex(i)
-		att2 := util.NewAttestation()
+		att2 := au.NewAttestation()
 		att2.Data.Slot = i
 		att2.Data.CommitteeIndex = types.CommitteeIndex(i + 1)
 		b.Block.Body.Attestations = []*ethpbalpha.Attestation{att1, att2}
@@ -84,10 +85,11 @@ func fillDBTestBlocksAltair(ctx context.Context, t *testing.T, beaconDB db.Datab
 		b := util.NewBeaconBlockAltair()
 		b.Block.Slot = i
 		b.Block.ParentRoot = bytesutil.PadTo([]byte{uint8(i)}, 32)
-		att1 := util.NewAttestation()
+		au := util.AttestationUtil{}
+		att1 := au.NewAttestation()
 		att1.Data.Slot = i
 		att1.Data.CommitteeIndex = types.CommitteeIndex(i)
-		att2 := util.NewAttestation()
+		att2 := au.NewAttestation()
 		att2.Data.Slot = i
 		att2.Data.CommitteeIndex = types.CommitteeIndex(i + 1)
 		b.Block.Body.Attestations = []*ethpbalpha.Attestation{att1, att2}
@@ -126,10 +128,11 @@ func fillDBTestBlocksBellatrix(ctx context.Context, t *testing.T, beaconDB db.Da
 		b := util.NewBeaconBlockBellatrix()
 		b.Block.Slot = i
 		b.Block.ParentRoot = bytesutil.PadTo([]byte{uint8(i)}, 32)
-		att1 := util.NewAttestation()
+		au := util.AttestationUtil{}
+		att1 := au.NewAttestation()
 		att1.Data.Slot = i
 		att1.Data.CommitteeIndex = types.CommitteeIndex(i)
-		att2 := util.NewAttestation()
+		att2 := au.NewAttestation()
 		att2.Data.Slot = i
 		att2.Data.CommitteeIndex = types.CommitteeIndex(i + 1)
 		b.Block.Body.Attestations = []*ethpbalpha.Attestation{att1, att2}

beacon-chain/rpc/eth/events/events_test.go

@@ -92,7 +92,7 @@ func TestStreamEvents_OperationsEvents(t *testing.T) {
 		srv, ctrl, mockStream := setupServer(ctx, t)
 		defer ctrl.Finish()
 
-		wantedAttV1alpha1 := util.HydrateAttestation(&eth.Attestation{
+		wantedAttV1alpha1 := util.NewAttestationUtil().HydrateAttestation(&eth.Attestation{
 			Data: &eth.AttestationData{
 				Slot: 8,
 			},
@@ -127,7 +127,7 @@ func TestStreamEvents_OperationsEvents(t *testing.T) {
 		defer ctrl.Finish()
 
 		wantedAttV1alpha1 := &eth.AggregateAttestationAndProof{
-			Aggregate: util.HydrateAttestation(&eth.Attestation{}),
+			Aggregate: util.NewAttestationUtil().HydrateAttestation(&eth.Attestation{}),
 		}
 		wantedAtt := migration.V1Alpha1AggregateAttAndProofToV1(wantedAttV1alpha1)
 		genericResponse, err := anypb.New(wantedAtt)

beacon-chain/rpc/prysm/v1alpha1/beacon/attestations_test.go

@@ -81,7 +81,7 @@ func TestServer_ListAttestations_Genesis(t *testing.T) {
 		},
 	}
 
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		AggregationBits: bitfield.NewBitlist(0),
 		Data: &ethpb.AttestationData{
 			Slot:           2,
@@ -275,7 +275,7 @@ func TestServer_ListAttestations_Pagination_CustomPageParameters(t *testing.T) {
 			blockExample := util.NewBeaconBlock()
 			blockExample.Block.Slot = i
 			blockExample.Block.Body.Attestations = []*ethpb.Attestation{
-				util.HydrateAttestation(&ethpb.Attestation{
+				util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 					Data: &ethpb.AttestationData{
 						CommitteeIndex: s,
 						Slot:           i,
@@ -754,7 +754,7 @@ func TestServer_AttestationPool_Pagination_DefaultPageSize(t *testing.T) {
 
 	atts := make([]*ethpb.Attestation, params.BeaconConfig().DefaultPageSize+1)
 	for i := 0; i < len(atts); i++ {
-		att := util.NewAttestation()
+		att := util.NewAttestationUtil().NewAttestation()
 		att.Data.Slot = types.Slot(i)
 		atts[i] = att
 	}
@@ -776,7 +776,7 @@ func TestServer_AttestationPool_Pagination_CustomPageSize(t *testing.T) {
 	numAtts := 100
 	atts := make([]*ethpb.Attestation, numAtts)
 	for i := 0; i < len(atts); i++ {
-		att := util.NewAttestation()
+		att := util.NewAttestationUtil().NewAttestation()
 		att.Data.Slot = types.Slot(i)
 		atts[i] = att
 	}
@@ -1031,10 +1031,11 @@ func TestServer_StreamAttestations_OnSlotTick(t *testing.T) {
 		AttestationNotifier: chainService.OperationNotifier(),
 	}
 
+	au := util.AttestationUtil{}
 	atts := []*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b1101}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b1101}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b1101}}),
 	}
 
 	mockStream := mock.NewMockBeaconChain_StreamAttestationsServer(ctrl)

beacon-chain/rpc/prysm/v1alpha1/beacon/validators_test.go

@@ -1525,7 +1525,7 @@ func TestServer_GetValidatorParticipation_CurrentAndPrevEpoch(t *testing.T) {
 	}
 
 	atts := []*ethpb.PendingAttestation{{
-		Data:            util.HydrateAttestationData(&ethpb.AttestationData{}),
+		Data:            util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{}),
 		InclusionDelay:  1,
 		AggregationBits: bitfield.NewBitlist(validatorCount / uint64(params.BeaconConfig().SlotsPerEpoch)),
 	}}
@@ -1607,7 +1607,7 @@ func TestServer_GetValidatorParticipation_OrphanedUntilGenesis(t *testing.T) {
 	}
 
 	atts := []*ethpb.PendingAttestation{{
-		Data:            util.HydrateAttestationData(&ethpb.AttestationData{}),
+		Data:            util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{}),
 		InclusionDelay:  1,
 		AggregationBits: bitfield.NewBitlist(validatorCount / uint64(params.BeaconConfig().SlotsPerEpoch)),
 	}}
@@ -2292,9 +2292,10 @@ func TestServer_GetIndividualVotes_Working(t *testing.T) {
 	require.NoError(t, beaconState.SetValidators(stateWithValidators.Validators()))
 
 	bf := bitfield.NewBitlist(validators / uint64(params.BeaconConfig().SlotsPerEpoch))
-	att1 := util.NewAttestation()
+	au := util.AttestationUtil{}
+	att1 := au.NewAttestation()
 	att1.AggregationBits = bf
-	att2 := util.NewAttestation()
+	att2 := au.NewAttestation()
 	att2.AggregationBits = bf
 	rt := [32]byte{'A'}
 	att1.Data.Target.Root = rt[:]

beacon-chain/rpc/prysm/v1alpha1/validator/aggregator_test.go

@@ -217,7 +217,7 @@ func generateAtt(state state.ReadOnlyBeaconState, index uint64, privKeys []bls.S
 	aggBits := bitfield.NewBitlist(4)
 	aggBits.SetBitAt(index, true)
 	aggBits.SetBitAt(index+1, true)
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data:            &ethpb.AttestationData{CommitteeIndex: 1},
 		AggregationBits: aggBits,
 	})
@@ -254,7 +254,7 @@ func generateAtt(state state.ReadOnlyBeaconState, index uint64, privKeys []bls.S
 func generateUnaggregatedAtt(state state.ReadOnlyBeaconState, index uint64, privKeys []bls.SecretKey) (*ethpb.Attestation, error) {
 	aggBits := bitfield.NewBitlist(4)
 	aggBits.SetBitAt(index, true)
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			CommitteeIndex: 1,
 		},

beacon-chain/rpc/prysm/v1alpha1/validator/attester_test.go

@@ -83,7 +83,7 @@ func TestProposeAttestation_IncorrectSignature(t *testing.T) {
 		OperationNotifier: (&mock.ChainService{}).OperationNotifier(),
 	}
 
-	req := util.HydrateAttestation(&ethpb.Attestation{})
+	req := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{})
 	wanted := "Incorrect attestation signature"
 	_, err := attesterServer.ProposeAttestation(context.Background(), req)
 	assert.ErrorContains(t, wanted, err)

beacon-chain/rpc/prysm/v1alpha1/validator/proposer.go

@@ -57,12 +57,7 @@ func (vs *Server) GetBeaconBlock(ctx context.Context, req *ethpb.BlockRequest) (
 		return nil, err
 	}
 
-	blk, err := vs.getBellatrixBeaconBlock(ctx, req)
-	if err != nil {
-		return nil, status.Errorf(codes.Internal, "Could not fetch Bellatrix beacon block: %v", err)
-	}
-
-	return &ethpb.GenericBeaconBlock{Block: &ethpb.GenericBeaconBlock_Bellatrix{Bellatrix: blk}}, nil
+	return vs.getBellatrixBeaconBlock(ctx, req)
 }
 
 // GetBlock is called by a proposer during its assigned slot to request a block to sign
@@ -141,6 +136,11 @@ func (vs *Server) proposeGenericBeaconBlock(ctx context.Context, blk interfaces.
 		return nil, fmt.Errorf("could not tree hash block: %v", err)
 	}
 
+	blk, err = vs.unblindBuilderBlock(ctx, blk)
+	if err != nil {
+		return nil, err
+	}
+
 	// Do not block proposal critical path with debug logging or block feed updates.
 	defer func() {
 		log.WithField("blockRoot", fmt.Sprintf("%#x", bytesutil.Trunc(root[:]))).Debugf(

beacon-chain/rpc/prysm/v1alpha1/validator/proposer_attestations_test.go

@@ -14,21 +14,22 @@ import (
 )
 
 func TestProposer_ProposerAtts_sortByProfitability(t *testing.T) {
+	au := util.AttestationUtil{}
 	atts := proposerAtts([]*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11000000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11110000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11000000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11000000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11110000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11000000}}),
 	})
 	want := proposerAtts([]*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11110000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11000000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11100000}}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11000000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11110000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 4}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 3}, AggregationBits: bitfield.Bitlist{0b11000000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 2}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11100000}}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11000000}}),
 	})
 	atts, err := atts.sortByProfitability()
 	if err != nil {
@@ -45,7 +46,7 @@ func TestProposer_ProposerAtts_sortByProfitabilityUsingMaxCover(t *testing.T) {
 	getAtts := func(data []testData) proposerAtts {
 		var atts proposerAtts
 		for _, att := range data {
-			atts = append(atts, util.HydrateAttestation(&ethpb.Attestation{
+			atts = append(atts, util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 				Data: &ethpb.AttestationData{Slot: att.slot}, AggregationBits: att.bits}))
 		}
 		return atts
@@ -189,10 +190,11 @@ func TestProposer_ProposerAtts_sortByProfitabilityUsingMaxCover(t *testing.T) {
 }
 
 func TestProposer_ProposerAtts_dedup(t *testing.T) {
-	data1 := util.HydrateAttestationData(&ethpb.AttestationData{
+	au := util.AttestationUtil{}
+	data1 := au.HydrateAttestationData(&ethpb.AttestationData{
 		Slot: 4,
 	})
-	data2 := util.HydrateAttestationData(&ethpb.AttestationData{
+	data2 := au.HydrateAttestationData(&ethpb.AttestationData{
 		Slot: 5,
 	})
 	tests := []struct {

beacon-chain/rpc/prysm/v1alpha1/validator/proposer_bellatrix.go

@@ -16,14 +16,23 @@ import (
 	enginev1 "github.com/prysmaticlabs/prysm/proto/engine/v1"
 	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/runtime/version"
+	"github.com/sirupsen/logrus"
 )
 
-func (vs *Server) getBellatrixBeaconBlock(ctx context.Context, req *ethpb.BlockRequest) (*ethpb.BeaconBlockBellatrix, error) {
+func (vs *Server) getBellatrixBeaconBlock(ctx context.Context, req *ethpb.BlockRequest) (*ethpb.GenericBeaconBlock, error) {
 	altairBlk, err := vs.buildAltairBeaconBlock(ctx, req)
 	if err != nil {
 		return nil, err
 	}
 
+	builderReady, b, err := vs.getAndBuildHeaderBlock(ctx, altairBlk)
+	if err != nil {
+		// In the event of an error, the node should fall back to default execution engine for building block.
+		log.WithError(err).Error("Default back to local execution client")
+	} else if builderReady {
+		return b, nil
+	}
+
 	payload, err := vs.getExecutionPayload(ctx, req.Slot, altairBlk.ProposerIndex)
 	if err != nil {
 		return nil, err
@@ -60,7 +69,7 @@ func (vs *Server) getBellatrixBeaconBlock(ctx context.Context, req *ethpb.BlockR
 		return nil, fmt.Errorf("could not compute state root: %v", err)
 	}
 	blk.StateRoot = stateRoot
-	return blk, nil
+	return &ethpb.GenericBeaconBlock{Block: &ethpb.GenericBeaconBlock_Bellatrix{Bellatrix: blk}}, nil
 }
 
 // This function retrieves the payload header given the slot number and the validator index.
@@ -135,7 +144,7 @@ func (vs *Server) buildHeaderBlock(ctx context.Context, b *ethpb.BeaconBlockAlta
 // This function retrieves the full payload block using the input blind block. This input must be versioned as
 // bellatrix blind block. The output block will contain the full payload. The original header block
 // will be returned the block builder is not configured.
-func (vs *Server) getBuilderBlock(ctx context.Context, b interfaces.SignedBeaconBlock) (interfaces.SignedBeaconBlock, error) {
+func (vs *Server) unblindBuilderBlock(ctx context.Context, b interfaces.SignedBeaconBlock) (interfaces.SignedBeaconBlock, error) {
 	if err := coreBlock.BeaconBlockIsNil(b); err != nil {
 		return nil, err
 	}
@@ -210,5 +219,64 @@ func (vs *Server) getBuilderBlock(ctx context.Context, b interfaces.SignedBeacon
 	if err != nil {
 		return nil, err
 	}
+
+	log.WithFields(logrus.Fields{
+		"blockHash":    fmt.Sprintf("%#x", h.BlockHash),
+		"feeRecipient": fmt.Sprintf("%#x", h.FeeRecipient),
+		"gasUsed":      h.GasUsed,
+		"slot":         b.Block().Slot(),
+		"txs":          len(payload.Transactions),
+	}).Info("Retrieved full payload from builder")
+
 	return wb, nil
 }
+
+// readyForBuilder returns true if builder is allowed to be used. Builder is only allowed to be use after the
+// first finalized checkpt has been execution-enabled.
+func (vs *Server) readyForBuilder(ctx context.Context) (bool, error) {
+	cp := vs.FinalizationFetcher.FinalizedCheckpt()
+	// Checkpoint root is zero means we are still at genesis epoch.
+	if bytesutil.ToBytes32(cp.Root) == params.BeaconConfig().ZeroHash {
+		return false, nil
+	}
+	b, err := vs.BeaconDB.Block(ctx, bytesutil.ToBytes32(cp.Root))
+	if err != nil {
+		return false, err
+	}
+	if err = coreBlock.BeaconBlockIsNil(b); err != nil {
+		return false, err
+	}
+	return blocks.IsExecutionBlock(b.Block().Body())
+}
+
+// Get and builder header block. Returns a boolean status, built block and error.
+// If the status is false that means builder the header block is disallowed.
+func (vs *Server) getAndBuildHeaderBlock(ctx context.Context, b *ethpb.BeaconBlockAltair) (bool, *ethpb.GenericBeaconBlock, error) {
+	// No op. Builder is not defined. User did not specify a user URL. We should use local EE.
+	if vs.BlockBuilder == nil || !vs.BlockBuilder.Configured() {
+		return false, nil, nil
+	}
+	// Does the protocol allow for builder at this current moment. Builder is only allowed post merge after finalization.
+	ready, err := vs.readyForBuilder(ctx)
+	if err != nil {
+		return false, nil, errors.Wrap(err, "could not determine if builder is ready")
+	}
+	if !ready {
+		return false, nil, nil
+	}
+	h, err := vs.getPayloadHeader(ctx, b.Slot, b.ProposerIndex)
+	if err != nil {
+		return false, nil, errors.Wrap(err, "could not get payload header")
+	}
+	log.WithFields(logrus.Fields{
+		"blockHash":    fmt.Sprintf("%#x", h.BlockHash),
+		"feeRecipient": fmt.Sprintf("%#x", h.FeeRecipient),
+		"gasUsed":      h.GasUsed,
+		"slot":         b.Slot,
+	}).Info("Retrieved header from builder")
+	gb, err := vs.buildHeaderBlock(ctx, b, h)
+	if err != nil {
+		return false, nil, errors.Wrap(err, "could not combine altair block with payload header")
+	}
+	return true, gb, nil
+}

beacon-chain/rpc/prysm/v1alpha1/validator/proposer_bellatrix_test.go

@@ -3,13 +3,24 @@ package validator
 import (
 	"context"
 	"testing"
+	"time"
 
+	"github.com/ethereum/go-ethereum/common"
 	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/go-bitfield"
 	blockchainTest "github.com/prysmaticlabs/prysm/beacon-chain/blockchain/testing"
 	builderTest "github.com/prysmaticlabs/prysm/beacon-chain/builder/testing"
+	"github.com/prysmaticlabs/prysm/beacon-chain/cache"
 	"github.com/prysmaticlabs/prysm/beacon-chain/core/altair"
+	b "github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
 	dbTest "github.com/prysmaticlabs/prysm/beacon-chain/db/testing"
+	"github.com/prysmaticlabs/prysm/beacon-chain/operations/attestations"
+	"github.com/prysmaticlabs/prysm/beacon-chain/operations/slashings"
+	"github.com/prysmaticlabs/prysm/beacon-chain/operations/synccommittee"
+	"github.com/prysmaticlabs/prysm/beacon-chain/operations/voluntaryexits"
+	mockPOW "github.com/prysmaticlabs/prysm/beacon-chain/powchain/testing"
 	"github.com/prysmaticlabs/prysm/beacon-chain/state/stategen"
+	mockSync "github.com/prysmaticlabs/prysm/beacon-chain/sync/initial-sync/testing"
 	fieldparams "github.com/prysmaticlabs/prysm/config/fieldparams"
 	"github.com/prysmaticlabs/prysm/config/params"
 	"github.com/prysmaticlabs/prysm/consensus-types/interfaces"
@@ -19,6 +30,8 @@ import (
 	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/testing/require"
 	"github.com/prysmaticlabs/prysm/testing/util"
+	"github.com/prysmaticlabs/prysm/time/slots"
+	logTest "github.com/sirupsen/logrus/hooks/test"
 )
 
 func TestServer_buildHeaderBlock(t *testing.T) {
@@ -250,7 +263,7 @@ func TestServer_getBuilderBlock(t *testing.T) {
 	for _, tc := range tests {
 		t.Run(tc.name, func(t *testing.T) {
 			vs := &Server{BlockBuilder: tc.mock}
-			gotBlk, err := vs.getBuilderBlock(context.Background(), tc.blk)
+			gotBlk, err := vs.unblindBuilderBlock(context.Background(), tc.blk)
 			if err != nil {
 				require.ErrorContains(t, tc.err, err)
 			} else {
@@ -259,3 +272,344 @@ func TestServer_getBuilderBlock(t *testing.T) {
 		})
 	}
 }
+
+func TestServer_readyForBuilder(t *testing.T) {
+	ctx := context.Background()
+	vs := &Server{BeaconDB: dbTest.SetupDB(t)}
+	cs := &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{}} // Checkpoint root is zeros.
+	vs.FinalizationFetcher = cs
+	ready, err := vs.readyForBuilder(ctx)
+	require.NoError(t, err)
+	require.Equal(t, false, ready)
+
+	b := util.NewBeaconBlockBellatrix()
+	wb, err := wrapper.WrappedSignedBeaconBlock(b)
+	require.NoError(t, err)
+	wbr, err := wb.Block().HashTreeRoot()
+	require.NoError(t, err)
+
+	b1 := util.NewBeaconBlockBellatrix()
+	b1.Block.Body.ExecutionPayload.BlockNumber = 1 // Execution enabled.
+	wb1, err := wrapper.WrappedSignedBeaconBlock(b1)
+	require.NoError(t, err)
+	wbr1, err := wb1.Block().HashTreeRoot()
+	require.NoError(t, err)
+	require.NoError(t, vs.BeaconDB.SaveBlock(ctx, wb))
+	require.NoError(t, vs.BeaconDB.SaveBlock(ctx, wb1))
+
+	// Ready is false given finalized block does not have execution.
+	cs = &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{Root: wbr[:]}}
+	vs.FinalizationFetcher = cs
+	ready, err = vs.readyForBuilder(ctx)
+	require.NoError(t, err)
+	require.Equal(t, false, ready)
+
+	// Ready is true given finalized block has execution.
+	cs = &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{Root: wbr1[:]}}
+	vs.FinalizationFetcher = cs
+	ready, err = vs.readyForBuilder(ctx)
+	require.NoError(t, err)
+	require.Equal(t, true, ready)
+}
+
+func TestServer_getAndBuildHeaderBlock(t *testing.T) {
+	ctx := context.Background()
+	vs := &Server{}
+
+	// Nil builder
+	ready, _, err := vs.getAndBuildHeaderBlock(ctx, nil)
+	require.NoError(t, err)
+	require.Equal(t, false, ready)
+
+	// Not configured
+	vs.BlockBuilder = &builderTest.MockBuilderService{}
+	ready, _, err = vs.getAndBuildHeaderBlock(ctx, nil)
+	require.NoError(t, err)
+	require.Equal(t, false, ready)
+
+	// Block is not ready
+	vs.BlockBuilder = &builderTest.MockBuilderService{HasConfigured: true}
+	vs.FinalizationFetcher = &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{}}
+	ready, _, err = vs.getAndBuildHeaderBlock(ctx, nil)
+	require.NoError(t, err)
+	require.Equal(t, false, ready)
+
+	// Failed to get header
+	b1 := util.NewBeaconBlockBellatrix()
+	b1.Block.Body.ExecutionPayload.BlockNumber = 1 // Execution enabled.
+	wb1, err := wrapper.WrappedSignedBeaconBlock(b1)
+	require.NoError(t, err)
+	wbr1, err := wb1.Block().HashTreeRoot()
+	require.NoError(t, err)
+	vs.BeaconDB = dbTest.SetupDB(t)
+	require.NoError(t, vs.BeaconDB.SaveBlock(ctx, wb1))
+	vs.FinalizationFetcher = &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{Root: wbr1[:]}}
+	vs.HeadFetcher = &blockchainTest.ChainService{Block: wb1}
+	vs.BlockBuilder = &builderTest.MockBuilderService{HasConfigured: true, ErrGetHeader: errors.New("could not get payload")}
+	ready, _, err = vs.getAndBuildHeaderBlock(ctx, &ethpb.BeaconBlockAltair{})
+	require.ErrorContains(t, "could not get payload", err)
+	require.Equal(t, false, ready)
+
+	// Block built and validated!
+	params.SetupTestConfigCleanup(t)
+	params.OverrideBeaconConfig(params.MainnetConfig())
+	beaconState, keys := util.DeterministicGenesisStateAltair(t, 16384)
+	sCom, err := altair.NextSyncCommittee(context.Background(), beaconState)
+	require.NoError(t, err)
+	require.NoError(t, beaconState.SetCurrentSyncCommittee(sCom))
+	copiedState := beaconState.Copy()
+
+	b, err := util.GenerateFullBlockAltair(copiedState, keys, util.DefaultBlockGenConfig(), 1)
+	require.NoError(t, err)
+	r := bytesutil.ToBytes32(b.Block.ParentRoot)
+	util.SaveBlock(t, ctx, vs.BeaconDB, b)
+	require.NoError(t, vs.BeaconDB.SaveState(ctx, beaconState, r))
+
+	altairBlk, err := util.GenerateFullBlockAltair(copiedState, keys, util.DefaultBlockGenConfig(), 2)
+	require.NoError(t, err)
+
+	h := &v1.ExecutionPayloadHeader{
+		BlockNumber:      123,
+		GasLimit:         456,
+		GasUsed:          789,
+		ParentHash:       make([]byte, fieldparams.RootLength),
+		FeeRecipient:     make([]byte, fieldparams.FeeRecipientLength),
+		StateRoot:        make([]byte, fieldparams.RootLength),
+		ReceiptsRoot:     make([]byte, fieldparams.RootLength),
+		LogsBloom:        make([]byte, fieldparams.LogsBloomLength),
+		PrevRandao:       make([]byte, fieldparams.RootLength),
+		BaseFeePerGas:    make([]byte, fieldparams.RootLength),
+		BlockHash:        make([]byte, fieldparams.RootLength),
+		TransactionsRoot: make([]byte, fieldparams.RootLength),
+		ExtraData:        make([]byte, 0),
+	}
+
+	vs.StateGen = stategen.New(vs.BeaconDB)
+	vs.BlockBuilder = &builderTest.MockBuilderService{HasConfigured: true, Bid: &ethpb.SignedBuilderBid{Message: &ethpb.BuilderBid{Header: h}}}
+	ready, builtBlk, err := vs.getAndBuildHeaderBlock(ctx, altairBlk.Block)
+	require.NoError(t, err)
+	require.Equal(t, true, ready)
+	require.DeepEqual(t, h, builtBlk.GetBlindedBellatrix().Body.ExecutionPayloadHeader)
+}
+
+func TestServer_GetBellatrixBeaconBlock_HappyCase(t *testing.T) {
+	db := dbTest.SetupDB(t)
+	ctx := context.Background()
+	hook := logTest.NewGlobal()
+
+	terminalBlockHash := bytesutil.PadTo([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}, 32)
+	params.SetupTestConfigCleanup(t)
+	cfg := params.MainnetConfig().Copy()
+	cfg.BellatrixForkEpoch = 2
+	cfg.AltairForkEpoch = 1
+	cfg.TerminalBlockHash = common.BytesToHash(terminalBlockHash)
+	cfg.TerminalBlockHashActivationEpoch = 2
+	params.OverrideBeaconConfig(cfg)
+
+	beaconState, privKeys := util.DeterministicGenesisState(t, 64)
+	stateRoot, err := beaconState.HashTreeRoot(ctx)
+	require.NoError(t, err, "Could not hash genesis state")
+
+	genesis := b.NewGenesisBlock(stateRoot[:])
+	wsb, err := wrapper.WrappedSignedBeaconBlock(genesis)
+	require.NoError(t, err)
+	require.NoError(t, db.SaveBlock(ctx, wsb), "Could not save genesis block")
+
+	parentRoot, err := genesis.Block.HashTreeRoot()
+	require.NoError(t, err, "Could not get signing root")
+	require.NoError(t, db.SaveState(ctx, beaconState, parentRoot), "Could not save genesis state")
+	require.NoError(t, db.SaveHeadBlockRoot(ctx, parentRoot), "Could not save genesis state")
+
+	bellatrixSlot, err := slots.EpochStart(params.BeaconConfig().BellatrixForkEpoch)
+	require.NoError(t, err)
+
+	emptyPayload := &v1.ExecutionPayload{
+		ParentHash:    make([]byte, fieldparams.RootLength),
+		FeeRecipient:  make([]byte, fieldparams.FeeRecipientLength),
+		StateRoot:     make([]byte, fieldparams.RootLength),
+		ReceiptsRoot:  make([]byte, fieldparams.RootLength),
+		LogsBloom:     make([]byte, fieldparams.LogsBloomLength),
+		PrevRandao:    make([]byte, fieldparams.RootLength),
+		BaseFeePerGas: make([]byte, fieldparams.RootLength),
+		BlockHash:     make([]byte, fieldparams.RootLength),
+	}
+	blk := &ethpb.SignedBeaconBlockBellatrix{
+		Block: &ethpb.BeaconBlockBellatrix{
+			Slot:       bellatrixSlot + 1,
+			ParentRoot: parentRoot[:],
+			StateRoot:  genesis.Block.StateRoot,
+			Body: &ethpb.BeaconBlockBodyBellatrix{
+				RandaoReveal:     genesis.Block.Body.RandaoReveal,
+				Graffiti:         genesis.Block.Body.Graffiti,
+				Eth1Data:         genesis.Block.Body.Eth1Data,
+				SyncAggregate:    &ethpb.SyncAggregate{SyncCommitteeBits: bitfield.NewBitvector512(), SyncCommitteeSignature: make([]byte, 96)},
+				ExecutionPayload: emptyPayload,
+			},
+		},
+		Signature: genesis.Signature,
+	}
+
+	blkRoot, err := blk.Block.HashTreeRoot()
+	require.NoError(t, err)
+	require.NoError(t, err, "Could not get signing root")
+	require.NoError(t, db.SaveState(ctx, beaconState, blkRoot), "Could not save genesis state")
+	require.NoError(t, db.SaveHeadBlockRoot(ctx, blkRoot), "Could not save genesis state")
+
+	proposerServer := &Server{
+		HeadFetcher:       &blockchainTest.ChainService{State: beaconState, Root: parentRoot[:], Optimistic: false},
+		TimeFetcher:       &blockchainTest.ChainService{Genesis: time.Now()},
+		SyncChecker:       &mockSync.Sync{IsSyncing: false},
+		BlockReceiver:     &blockchainTest.ChainService{},
+		HeadUpdater:       &blockchainTest.ChainService{},
+		ChainStartFetcher: &mockPOW.POWChain{},
+		Eth1InfoFetcher:   &mockPOW.POWChain{},
+		MockEth1Votes:     true,
+		AttPool:           attestations.NewPool(),
+		SlashingsPool:     slashings.NewPool(),
+		ExitPool:          voluntaryexits.NewPool(),
+		StateGen:          stategen.New(db),
+		SyncCommitteePool: synccommittee.NewStore(),
+		ExecutionEngineCaller: &mockPOW.EngineClient{
+			PayloadIDBytes:   &v1.PayloadIDBytes{1},
+			ExecutionPayload: emptyPayload,
+		},
+		BeaconDB:               db,
+		ProposerSlotIndexCache: cache.NewProposerPayloadIDsCache(),
+		BlockBuilder:           &builderTest.MockBuilderService{},
+	}
+	proposerServer.ProposerSlotIndexCache.SetProposerAndPayloadIDs(65, 40, [8]byte{'a'})
+
+	randaoReveal, err := util.RandaoReveal(beaconState, 0, privKeys)
+	require.NoError(t, err)
+
+	block, err := proposerServer.getBellatrixBeaconBlock(ctx, &ethpb.BlockRequest{
+		Slot:         bellatrixSlot + 1,
+		RandaoReveal: randaoReveal,
+	})
+	require.NoError(t, err)
+	bellatrixBlk, ok := block.GetBlock().(*ethpb.GenericBeaconBlock_Bellatrix)
+	require.Equal(t, true, ok)
+	require.LogsContain(t, hook, "Computed state root")
+	require.DeepEqual(t, emptyPayload, bellatrixBlk.Bellatrix.Body.ExecutionPayload) // Payload should equal.
+}
+
+func TestServer_GetBellatrixBeaconBlock_BuilderCase(t *testing.T) {
+	db := dbTest.SetupDB(t)
+	ctx := context.Background()
+	hook := logTest.NewGlobal()
+
+	params.SetupTestConfigCleanup(t)
+	cfg := params.MainnetConfig().Copy()
+	cfg.BellatrixForkEpoch = 2
+	cfg.AltairForkEpoch = 1
+	params.OverrideBeaconConfig(cfg)
+
+	beaconState, privKeys := util.DeterministicGenesisState(t, 64)
+	stateRoot, err := beaconState.HashTreeRoot(ctx)
+	require.NoError(t, err, "Could not hash genesis state")
+
+	genesis := b.NewGenesisBlock(stateRoot[:])
+	wsb, err := wrapper.WrappedSignedBeaconBlock(genesis)
+	require.NoError(t, err)
+	require.NoError(t, db.SaveBlock(ctx, wsb), "Could not save genesis block")
+
+	parentRoot, err := genesis.Block.HashTreeRoot()
+	require.NoError(t, err, "Could not get signing root")
+	require.NoError(t, db.SaveState(ctx, beaconState, parentRoot), "Could not save genesis state")
+	require.NoError(t, db.SaveHeadBlockRoot(ctx, parentRoot), "Could not save genesis state")
+
+	bellatrixSlot, err := slots.EpochStart(params.BeaconConfig().BellatrixForkEpoch)
+	require.NoError(t, err)
+
+	emptyPayload := &v1.ExecutionPayload{
+		ParentHash:    make([]byte, fieldparams.RootLength),
+		FeeRecipient:  make([]byte, fieldparams.FeeRecipientLength),
+		StateRoot:     make([]byte, fieldparams.RootLength),
+		ReceiptsRoot:  make([]byte, fieldparams.RootLength),
+		LogsBloom:     make([]byte, fieldparams.LogsBloomLength),
+		PrevRandao:    make([]byte, fieldparams.RootLength),
+		BaseFeePerGas: make([]byte, fieldparams.RootLength),
+		BlockHash:     make([]byte, fieldparams.RootLength),
+	}
+	blk := &ethpb.SignedBeaconBlockBellatrix{
+		Block: &ethpb.BeaconBlockBellatrix{
+			Slot:       bellatrixSlot + 1,
+			ParentRoot: parentRoot[:],
+			StateRoot:  genesis.Block.StateRoot,
+			Body: &ethpb.BeaconBlockBodyBellatrix{
+				RandaoReveal:     genesis.Block.Body.RandaoReveal,
+				Graffiti:         genesis.Block.Body.Graffiti,
+				Eth1Data:         genesis.Block.Body.Eth1Data,
+				SyncAggregate:    &ethpb.SyncAggregate{SyncCommitteeBits: bitfield.NewBitvector512(), SyncCommitteeSignature: make([]byte, 96)},
+				ExecutionPayload: emptyPayload,
+			},
+		},
+		Signature: genesis.Signature,
+	}
+
+	blkRoot, err := blk.Block.HashTreeRoot()
+	require.NoError(t, err)
+	require.NoError(t, err, "Could not get signing root")
+	require.NoError(t, db.SaveState(ctx, beaconState, blkRoot), "Could not save genesis state")
+	require.NoError(t, db.SaveHeadBlockRoot(ctx, blkRoot), "Could not save genesis state")
+
+	b1 := util.NewBeaconBlockBellatrix()
+	b1.Block.Body.ExecutionPayload.BlockNumber = 1 // Execution enabled.
+	wb1, err := wrapper.WrappedSignedBeaconBlock(b1)
+	require.NoError(t, err)
+	wbr1, err := wb1.Block().HashTreeRoot()
+	require.NoError(t, err)
+	require.NoError(t, db.SaveBlock(ctx, wb1))
+	h := &v1.ExecutionPayloadHeader{
+		BlockNumber:      123,
+		GasLimit:         456,
+		GasUsed:          789,
+		ParentHash:       make([]byte, fieldparams.RootLength),
+		FeeRecipient:     make([]byte, fieldparams.FeeRecipientLength),
+		StateRoot:        make([]byte, fieldparams.RootLength),
+		ReceiptsRoot:     make([]byte, fieldparams.RootLength),
+		LogsBloom:        make([]byte, fieldparams.LogsBloomLength),
+		PrevRandao:       make([]byte, fieldparams.RootLength),
+		BaseFeePerGas:    make([]byte, fieldparams.RootLength),
+		BlockHash:        make([]byte, fieldparams.RootLength),
+		TransactionsRoot: make([]byte, fieldparams.RootLength),
+		ExtraData:        make([]byte, 0),
+	}
+
+	proposerServer := &Server{
+		FinalizationFetcher: &blockchainTest.ChainService{FinalizedCheckPoint: &ethpb.Checkpoint{Root: wbr1[:]}},
+		HeadFetcher:         &blockchainTest.ChainService{State: beaconState, Root: parentRoot[:], Optimistic: false, Block: wb1},
+		TimeFetcher:         &blockchainTest.ChainService{Genesis: time.Now()},
+		SyncChecker:         &mockSync.Sync{IsSyncing: false},
+		BlockReceiver:       &blockchainTest.ChainService{},
+		HeadUpdater:         &blockchainTest.ChainService{},
+		ChainStartFetcher:   &mockPOW.POWChain{},
+		Eth1InfoFetcher:     &mockPOW.POWChain{},
+		MockEth1Votes:       true,
+		AttPool:             attestations.NewPool(),
+		SlashingsPool:       slashings.NewPool(),
+		ExitPool:            voluntaryexits.NewPool(),
+		StateGen:            stategen.New(db),
+		SyncCommitteePool:   synccommittee.NewStore(),
+		ExecutionEngineCaller: &mockPOW.EngineClient{
+			PayloadIDBytes:   &v1.PayloadIDBytes{1},
+			ExecutionPayload: emptyPayload,
+		},
+		BeaconDB:     db,
+		BlockBuilder: &builderTest.MockBuilderService{HasConfigured: true, Bid: &ethpb.SignedBuilderBid{Message: &ethpb.BuilderBid{Header: h}}},
+	}
+
+	randaoReveal, err := util.RandaoReveal(beaconState, 0, privKeys)
+	require.NoError(t, err)
+
+	block, err := proposerServer.getBellatrixBeaconBlock(ctx, &ethpb.BlockRequest{
+		Slot:         bellatrixSlot + 1,
+		RandaoReveal: randaoReveal,
+	})
+	require.NoError(t, err)
+	bellatrixBlk, ok := block.GetBlock().(*ethpb.GenericBeaconBlock_BlindedBellatrix)
+	require.Equal(t, true, ok)
+	require.LogsContain(t, hook, "Computed state root")
+	require.DeepEqual(t, h, bellatrixBlk.BlindedBellatrix.Body.ExecutionPayloadHeader) // Payload header should equal.
+}

beacon-chain/rpc/prysm/v1alpha1/validator/proposer_test.go

@@ -148,8 +148,9 @@ func TestProposer_GetBlock_AddsUnaggregatedAtts(t *testing.T) {
 	// Generate a bunch of random attestations at slot. These would be considered double votes, but
 	// we don't care for the purpose of this test.
 	var atts []*ethpb.Attestation
+	au := util.AttestationUtil{}
 	for i := uint64(0); len(atts) < int(params.BeaconConfig().MaxAttestations); i++ {
-		a, err := util.GenerateAttestations(beaconState, privKeys, 4, 1, true)
+		a, err := au.GenerateAttestations(beaconState, privKeys, 4, 1, true)
 		require.NoError(t, err)
 		atts = append(atts, a...)
 	}
@@ -160,7 +161,7 @@ func TestProposer_GetBlock_AddsUnaggregatedAtts(t *testing.T) {
 
 	// Generate some more random attestations with a larger spread so that we can capture at least
 	// one unaggregated attestation.
-	atts, err := util.GenerateAttestations(beaconState, privKeys, 300, 1, true)
+	atts, err := au.GenerateAttestations(beaconState, privKeys, 300, 1, true)
 	require.NoError(t, err)
 	found := false
 	for _, a := range atts {
@@ -1815,6 +1816,7 @@ func TestProposer_FilterAttestation(t *testing.T) {
 	genesisRoot, err := genesis.Block.HashTreeRoot()
 	require.NoError(t, err)
 
+	au := util.AttestationUtil{}
 	tests := []struct {
 		name         string
 		wantedErr    string
@@ -1835,7 +1837,7 @@ func TestProposer_FilterAttestation(t *testing.T) {
 			inputAtts: func() []*ethpb.Attestation {
 				atts := make([]*ethpb.Attestation, 10)
 				for i := 0; i < len(atts); i++ {
-					atts[i] = util.HydrateAttestation(&ethpb.Attestation{
+					atts[i] = au.HydrateAttestation(&ethpb.Attestation{
 						Data: &ethpb.AttestationData{
 							CommitteeIndex: types.CommitteeIndex(i),
 						},
@@ -1852,7 +1854,7 @@ func TestProposer_FilterAttestation(t *testing.T) {
 			inputAtts: func() []*ethpb.Attestation {
 				atts := make([]*ethpb.Attestation, 10)
 				for i := 0; i < len(atts); i++ {
-					atts[i] = util.HydrateAttestation(&ethpb.Attestation{
+					atts[i] = au.HydrateAttestation(&ethpb.Attestation{
 						Data: &ethpb.AttestationData{
 							CommitteeIndex: types.CommitteeIndex(i),
 							Source:         &ethpb.Checkpoint{Root: params.BeaconConfig().ZeroHash[:]},
@@ -2011,12 +2013,13 @@ func TestProposer_DeleteAttsInPool_Aggregated(t *testing.T) {
 	priv, err := bls.RandKey()
 	require.NoError(t, err)
 	sig := priv.Sign([]byte("foo")).Marshal()
+	au := util.AttestationUtil{}
 	aggregatedAtts := []*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10101}, Signature: sig}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11010}, Signature: sig})}
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10101}, Signature: sig}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b11010}, Signature: sig})}
 	unaggregatedAtts := []*ethpb.Attestation{
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10010}, Signature: sig}),
-		util.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10100}, Signature: sig})}
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10010}, Signature: sig}),
+		au.HydrateAttestation(&ethpb.Attestation{Data: &ethpb.AttestationData{Slot: 1}, AggregationBits: bitfield.Bitlist{0b10100}, Signature: sig})}
 
 	require.NoError(t, s.AttPool.SaveAggregatedAttestations(aggregatedAtts))
 	require.NoError(t, s.AttPool.SaveUnaggregatedAttestations(unaggregatedAtts))

beacon-chain/rpc/service.go

@@ -14,6 +14,7 @@ import (
 	grpcopentracing "github.com/grpc-ecosystem/go-grpc-middleware/tracing/opentracing"
 	grpcprometheus "github.com/grpc-ecosystem/go-grpc-prometheus"
 	"github.com/prysmaticlabs/prysm/beacon-chain/blockchain"
+	"github.com/prysmaticlabs/prysm/beacon-chain/builder"
 	"github.com/prysmaticlabs/prysm/beacon-chain/cache"
 	"github.com/prysmaticlabs/prysm/beacon-chain/cache/depositcache"
 	blockfeed "github.com/prysmaticlabs/prysm/beacon-chain/core/feed/block"
@@ -112,6 +113,7 @@ type Config struct {
 	ExecutionEngineCaller   powchain.EngineCaller
 	ProposerIdsCache        *cache.ProposerPayloadIDsCache
 	OptimisticModeFetcher   blockchain.OptimisticModeFetcher
+	BlockBuilder            builder.BlockBuilder
 }
 
 // NewService instantiates a new RPC service instance that will
@@ -216,6 +218,7 @@ func (s *Service) Start() {
 		ExecutionEngineCaller:  s.cfg.ExecutionEngineCaller,
 		BeaconDB:               s.cfg.BeaconDB,
 		ProposerSlotIndexCache: s.cfg.ProposerIdsCache,
+		BlockBuilder:           s.cfg.BlockBuilder,
 	}
 	validatorServerV1 := &validator.Server{
 		HeadFetcher:           s.cfg.HeadFetcher,

beacon-chain/slasher/process_slashings_test.go

@@ -50,10 +50,11 @@ func TestService_processAttesterSlashings(t *testing.T) {
 		},
 	}
 
-	firstAtt := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	firstAtt := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0},
 	})
-	secondAtt := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	secondAtt := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0},
 	})
 

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

@@ -46,6 +46,7 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 		return 0, 0, 0, errNotSupported("UnrealizedCheckpointBalances", b.version)
 	}
 
+	currentEpoch := time.CurrentEpoch(b)
 	b.lock.RLock()
 	defer b.lock.RUnlock()
 
@@ -55,7 +56,6 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 		return 0, 0, 0, ErrNilParticipation
 	}
 
-	currentEpoch := time.CurrentEpoch(b)
 	return stateutil.UnrealizedCheckpointBalances(cp, pp, b.validators, currentEpoch)
 
 }

beacon-chain/state/stateutil/unrealized_justification.go

@@ -8,6 +8,11 @@ import (
 	ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
 )
 
+// UnrealizedCheckpointBalances returns the total current active balance, the
+// total previous epoch correctly attested for target balance, and the total
+// current epoch correctly attested for target balance. It takes the current and
+// previous epoch participation bits as parameters so implicitly only works for
+// beacon states post-Altair.
 func UnrealizedCheckpointBalances(cp, pp []byte, validators []*ethpb.Validator, currentEpoch types.Epoch) (uint64, uint64, uint64, error) {
 	targetIdx := params.BeaconConfig().TimelyTargetFlagIndex
 	activeBalance := uint64(0)

beacon-chain/state/v2/getters_participation.go

@@ -42,6 +42,7 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 	if !b.hasInnerState() {
 		return 0, 0, 0, ErrNilInnerState
 	}
+	currentEpoch := time.CurrentEpoch(b)
 	b.lock.RLock()
 	defer b.lock.RUnlock()
 
@@ -50,7 +51,6 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 	if cp == nil || pp == nil {
 		return 0, 0, 0, ErrNilParticipation
 	}
-	currentEpoch := time.CurrentEpoch(b)
 	return stateutil.UnrealizedCheckpointBalances(cp, pp, b.state.Validators, currentEpoch)
 
 }

beacon-chain/state/v3/getters_participation.go

@@ -42,6 +42,7 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 	if !b.hasInnerState() {
 		return 0, 0, 0, ErrNilInnerState
 	}
+	currentEpoch := time.CurrentEpoch(b)
 	b.lock.RLock()
 	defer b.lock.RUnlock()
 
@@ -50,7 +51,6 @@ func (b *BeaconState) UnrealizedCheckpointBalances() (uint64, uint64, uint64, er
 	if cp == nil || pp == nil {
 		return 0, 0, 0, ErrNilParticipation
 	}
-	currentEpoch := time.CurrentEpoch(b)
 	return stateutil.UnrealizedCheckpointBalances(cp, pp, b.state.Validators, currentEpoch)
 
 }

beacon-chain/sync/BUILD.bazel

@@ -104,7 +104,6 @@ go_library(
         "@com_github_kevinms_leakybucket_go//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//host:go_default_library",
-        "@com_github_libp2p_go_libp2p_core//mux:go_default_library",
         "@com_github_libp2p_go_libp2p_core//network:go_default_library",
         "@com_github_libp2p_go_libp2p_core//peer:go_default_library",
         "@com_github_libp2p_go_libp2p_core//protocol:go_default_library",
@@ -215,7 +214,6 @@ go_test(
         "@com_github_golang_snappy//:go_default_library",
         "@com_github_kevinms_leakybucket_go//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//:go_default_library",
-        "@com_github_libp2p_go_libp2p_core//mux:go_default_library",
         "@com_github_libp2p_go_libp2p_core//network:go_default_library",
         "@com_github_libp2p_go_libp2p_core//peer:go_default_library",
         "@com_github_libp2p_go_libp2p_core//protocol:go_default_library",

beacon-chain/sync/error.go

@@ -5,7 +5,6 @@ import (
 	"errors"
 
 	libp2pcore "github.com/libp2p/go-libp2p-core"
-	"github.com/libp2p/go-libp2p-core/mux"
 	"github.com/libp2p/go-libp2p-core/network"
 	"github.com/prysmaticlabs/prysm/beacon-chain/p2p"
 	"github.com/prysmaticlabs/prysm/beacon-chain/p2p/encoder"
@@ -95,7 +94,7 @@ func readStatusCodeNoDeadline(stream network.Stream, encoding encoder.NetworkEnc
 func isValidStreamError(err error) bool {
 	// check the error message itself as well as libp2p doesn't currently
 	// return the correct error type from Close{Read,Write,}.
-	return err != nil && !errors.Is(err, mux.ErrReset) && err.Error() != mux.ErrReset.Error()
+	return err != nil && !errors.Is(err, network.ErrReset) && err.Error() != network.ErrReset.Error()
 }
 
 func closeStream(stream network.Stream, log *logrus.Entry) {

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

@@ -289,9 +289,12 @@ func (f *blocksFetcher) fetchBlocksFromPeer(
 		Step:      1,
 	}
 	for i := 0; i < len(peers); i++ {
-		if blocks, err := f.requestBlocks(ctx, req, peers[i]); err == nil {
+		blocks, err := f.requestBlocks(ctx, req, peers[i])
+		if err == nil {
 			f.p2p.Peers().Scorers().BlockProviderScorer().Touch(peers[i])
 			return blocks, peers[i], err
+		} else {
+			log.WithError(err).Debug("Could not request blocks by range")
 		}
 	}
 	return nil, "", errNoPeersAvailable

beacon-chain/sync/pending_attestations_queue_test.go

@@ -162,7 +162,7 @@ func TestProcessPendingAtts_NoBroadcastWithBadSignature(t *testing.T) {
 		Aggregate: &ethpb.Attestation{
 			Signature:       priv.Sign([]byte("foo")).Marshal(),
 			AggregationBits: bitfield.Bitlist{0x02},
-			Data:            util.HydrateAttestationData(&ethpb.AttestationData{}),
+			Data:            util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{}),
 		},
 		SelectionProof: make([]byte, fieldparams.BLSSignatureLength),
 	}

beacon-chain/sync/rpc_send_request_test.go

@@ -8,7 +8,6 @@ import (
 	"testing"
 	"time"
 
-	"github.com/libp2p/go-libp2p-core/mux"
 	"github.com/libp2p/go-libp2p-core/network"
 	mock "github.com/prysmaticlabs/prysm/beacon-chain/blockchain/testing"
 	"github.com/prysmaticlabs/prysm/beacon-chain/p2p"
@@ -88,7 +87,7 @@ func TestSendRequest_SendBeaconBlocksByRangeRequest(t *testing.T) {
 				wsb, err := wrapper.WrappedSignedBeaconBlock(knownBlocks[i])
 				require.NoError(t, err)
 				err = WriteBlockChunk(stream, chain, p2pProvider.Encoding(), wsb)
-				if err != nil && err.Error() != mux.ErrReset.Error() {
+				if err != nil && err.Error() != network.ErrReset.Error() {
 					require.NoError(t, err)
 				}
 			}
@@ -242,7 +241,7 @@ func TestSendRequest_SendBeaconBlocksByRangeRequest(t *testing.T) {
 				chain := &mock.ChainService{Genesis: time.Now(), ValidatorsRoot: [32]byte{}}
 				wsb, err := wrapper.WrappedSignedBeaconBlock(knownBlocks[i])
 				err = WriteBlockChunk(stream, chain, p2.Encoding(), wsb)
-				if err != nil && err.Error() != mux.ErrReset.Error() {
+				if err != nil && err.Error() != network.ErrReset.Error() {
 					require.NoError(t, err)
 				}
 			}
@@ -287,7 +286,7 @@ func TestSendRequest_SendBeaconBlocksByRangeRequest(t *testing.T) {
 				wsb, err := wrapper.WrappedSignedBeaconBlock(knownBlocks[i])
 				require.NoError(t, err)
 				err = WriteBlockChunk(stream, chain, p2.Encoding(), wsb)
-				if err != nil && err.Error() != mux.ErrReset.Error() {
+				if err != nil && err.Error() != network.ErrReset.Error() {
 					require.NoError(t, err)
 				}
 			}

beacon-chain/sync/rpc_status.go

@@ -3,6 +3,7 @@ package sync
 import (
 	"bytes"
 	"context"
+	"fmt"
 	"sync"
 	"time"
 
@@ -309,7 +310,8 @@ func (s *Service) validateStatusMessage(ctx context.Context, msg *pb.Status) err
 	if finalizedAtGenesis && rootIsEqual {
 		return nil
 	}
-	if !s.cfg.beaconDB.IsFinalizedBlock(ctx, bytesutil.ToBytes32(msg.FinalizedRoot)) {
+	if !s.cfg.chain.IsFinalized(ctx, bytesutil.ToBytes32(msg.FinalizedRoot)) {
+		log.WithField("root", fmt.Sprintf("%#x", msg.FinalizedRoot)).Debug("Could not validate finalized root")
 		return p2ptypes.ErrInvalidFinalizedRoot
 	}
 	blk, err := s.cfg.beaconDB.Block(ctx, bytesutil.ToBytes32(msg.FinalizedRoot))

beacon-chain/sync/rpc_status_test.go

@@ -199,6 +199,9 @@ func TestStatusRPCHandler_ReturnsHelloMessage(t *testing.T) {
 				},
 				ValidatorsRoot: [32]byte{'A'},
 				Genesis:        time.Unix(genTime, 0),
+				FinalizedRoots: map[[32]byte]bool{
+					finalizedRoot: true,
+				},
 			},
 			beaconDB: db,
 		},
@@ -284,6 +287,9 @@ func TestHandshakeHandlers_Roundtrip(t *testing.T) {
 				Genesis:        time.Now(),
 				ValidatorsRoot: [32]byte{'A'},
 				Root:           make([]byte, 32),
+				FinalizedRoots: map[[32]byte]bool{
+					finalizedRoot: true,
+				},
 			},
 			beaconDB: db,
 		},
@@ -500,6 +506,9 @@ func TestStatusRPCRequest_FinalizedBlockExists(t *testing.T) {
 				},
 				Genesis:        time.Unix(genTime, 0),
 				ValidatorsRoot: [32]byte{'A'},
+				FinalizedRoots: map[[32]byte]bool{
+					finalizedRoot: true,
+				},
 			},
 		},
 		ctx:         context.Background(),
@@ -519,6 +528,9 @@ func TestStatusRPCRequest_FinalizedBlockExists(t *testing.T) {
 				},
 				Genesis:        time.Unix(genTime, 0),
 				ValidatorsRoot: [32]byte{'A'},
+				FinalizedRoots: map[[32]byte]bool{
+					finalizedRoot: true,
+				},
 			},
 			beaconDB: db,
 		},
@@ -675,6 +687,10 @@ func TestStatusRPCRequest_FinalizedBlockSkippedSlots(t *testing.T) {
 					},
 					Genesis:        time.Unix(genTime, 0),
 					ValidatorsRoot: [32]byte{'A'},
+					FinalizedRoots: map[[32]byte]bool{
+						tt.expectedFinalizedRoot: true,
+						tt.remoteFinalizedRoot:   true,
+					},
 				},
 			},
 			ctx:         context.Background(),
@@ -694,6 +710,10 @@ func TestStatusRPCRequest_FinalizedBlockSkippedSlots(t *testing.T) {
 					},
 					Genesis:        time.Unix(genTime, 0),
 					ValidatorsRoot: [32]byte{'A'},
+					FinalizedRoots: map[[32]byte]bool{
+						tt.expectedFinalizedRoot: true,
+						tt.remoteFinalizedRoot:   true,
+					},
 				},
 				beaconDB: db,
 			},

beacon-chain/sync/subscriber_beacon_aggregate_proof_test.go

@@ -26,7 +26,7 @@ func TestBeaconAggregateProofSubscriber_CanSaveAggregatedAttestation(t *testing.
 
 	a := &ethpb.SignedAggregateAttestationAndProof{
 		Message: &ethpb.AggregateAttestationAndProof{
-			Aggregate: util.HydrateAttestation(&ethpb.Attestation{
+			Aggregate: util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 				AggregationBits: bitfield.Bitlist{0x07},
 			}),
 			AggregatorIndex: 100,
@@ -48,7 +48,7 @@ func TestBeaconAggregateProofSubscriber_CanSaveUnaggregatedAttestation(t *testin
 
 	a := &ethpb.SignedAggregateAttestationAndProof{
 		Message: &ethpb.AggregateAttestationAndProof{
-			Aggregate: util.HydrateAttestation(&ethpb.Attestation{
+			Aggregate: util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 				AggregationBits: bitfield.Bitlist{0x03},
 				Signature:       make([]byte, fieldparams.BLSSignatureLength),
 			}),

beacon-chain/sync/subscriber_beacon_blocks_test.go

@@ -25,10 +25,11 @@ func TestDeleteAttsInPool(t *testing.T) {
 		cfg: &config{attPool: attestations.NewPool()},
 	}
 
-	att1 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1101}})
-	att2 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1110}})
-	att3 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1011}})
-	att4 := util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1001}})
+	au := util.AttestationUtil{}
+	att1 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1101}})
+	att2 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1110}})
+	att3 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1011}})
+	att4 := au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b1001}})
 	require.NoError(t, r.cfg.attPool.SaveAggregatedAttestation(att1))
 	require.NoError(t, r.cfg.attPool.SaveAggregatedAttestation(att2))
 	require.NoError(t, r.cfg.attPool.SaveAggregatedAttestation(att3))
@@ -42,11 +43,12 @@ func TestDeleteAttsInPool(t *testing.T) {
 }
 
 func TestService_beaconBlockSubscriber(t *testing.T) {
+	au := util.AttestationUtil{}
 	pooledAttestations := []*ethpb.Attestation{
 		// Aggregated.
-		util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b00011111}}),
+		au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b00011111}}),
 		// Unaggregated.
-		util.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b00010001}}),
+		au.HydrateAttestation(&ethpb.Attestation{AggregationBits: bitfield.Bitlist{0b00010001}}),
 	}
 
 	type args struct {

beacon-chain/sync/subscriber_test.go

@@ -460,6 +460,9 @@ func TestFilterSubnetPeers(t *testing.T) {
 				Genesis:        time.Now(),
 				ValidatorsRoot: [32]byte{'A'},
 				Slot:           &currSlot,
+				FinalizedRoots: map[[32]byte]bool{
+					[32]byte{}: true,
+				},
 			},
 			p2p: p,
 		},

beacon-chain/sync/validate_aggregate_proof_test.go

@@ -87,7 +87,7 @@ func TestVerifySelection_NotAnAggregator(t *testing.T) {
 	beaconState, privKeys := util.DeterministicGenesisState(t, validators)
 
 	sig := privKeys[0].Sign([]byte{'A'})
-	data := util.HydrateAttestationData(&ethpb.AttestationData{})
+	data := util.NewAttestationUtil().HydrateAttestationData(&ethpb.AttestationData{})
 
 	_, err := validateSelectionIndex(ctx, beaconState, data, 0, sig.Marshal())
 	wanted := "validator is not an aggregator for slot"
@@ -98,7 +98,7 @@ func TestValidateAggregateAndProof_NoBlock(t *testing.T) {
 	db := dbtest.SetupDB(t)
 	p := p2ptest.NewTestP2P(t)
 
-	att := util.HydrateAttestation(&ethpb.Attestation{
+	att := util.NewAttestationUtil().HydrateAttestation(&ethpb.Attestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Root: bytesutil.PadTo([]byte("hello-world"), 32)},
 			Target: &ethpb.Checkpoint{Root: bytesutil.PadTo([]byte("hello-world"), 32)},

beacon-chain/sync/validate_attester_slashing_test.go

@@ -33,7 +33,8 @@ func setupValidAttesterSlashing(t *testing.T) (*ethpb.AttesterSlashing, state.Be
 	}
 	require.NoError(t, s.SetValidators(vals))
 
-	att1 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	au := util.AttestationUtil{}
+	att1 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		Data: &ethpb.AttestationData{
 			Source: &ethpb.Checkpoint{Epoch: 1},
 		},
@@ -48,7 +49,7 @@ func setupValidAttesterSlashing(t *testing.T) (*ethpb.AttesterSlashing, state.Be
 	aggregateSig := bls.AggregateSignatures([]bls.Signature{sig0, sig1})
 	att1.Signature = aggregateSig.Marshal()
 
-	att2 := util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+	att2 := au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 		AttestingIndices: []uint64{0, 1},
 	})
 	hashTreeRoot, err = signing.ComputeSigningRoot(att2.Data, domain)
@@ -132,12 +133,13 @@ func TestValidateAttesterSlashing_CanFilter(t *testing.T) {
 	d, err := r.currentForkDigest()
 	assert.NoError(t, err)
 	topic = r.addDigestToTopic(topic, d)
+	au := util.AttestationUtil{}
 	buf := new(bytes.Buffer)
 	_, err = p.Encoding().EncodeGossip(buf, &ethpb.AttesterSlashing{
-		Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+		Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 			AttestingIndices: []uint64{3},
 		}),
-		Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+		Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 			AttestingIndices: []uint64{3},
 		}),
 	})
@@ -155,10 +157,10 @@ func TestValidateAttesterSlashing_CanFilter(t *testing.T) {
 
 	buf = new(bytes.Buffer)
 	_, err = p.Encoding().EncodeGossip(buf, &ethpb.AttesterSlashing{
-		Attestation_1: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+		Attestation_1: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 			AttestingIndices: []uint64{4, 3},
 		}),
-		Attestation_2: util.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
+		Attestation_2: au.HydrateIndexedAttestation(&ethpb.IndexedAttestation{
 			AttestingIndices: []uint64{3, 4},
 		}),
 	})

cmd/client-stats/main.go

@@ -29,6 +29,10 @@ var appFlags = []cli.Flag{
 	flags.ScrapeIntervalFlag,
 }
 
+func init() {
+	appFlags = cmd.WrapFlags(appFlags)
+}
+
 func main() {
 	app := cli.App{}
 	app.Name = "client-stats"

config/features/config.go

@@ -61,6 +61,7 @@ type Flags struct {
 	EnableSlashingProtectionPruning bool
 
 	EnableNativeState                bool // EnableNativeState defines whether the beacon state will be represented as a pure Go struct or a Go struct that wraps a proto struct.
+	PullTips                         bool // Experimental disable of boundary checks
 	EnableVectorizedHTR              bool // EnableVectorizedHTR specifies whether the beacon state will use the optimized sha256 routines.
 	EnableForkChoiceDoublyLinkedTree bool // EnableForkChoiceDoublyLinkedTree specifies whether fork choice store will use a doubly linked tree.
 	EnableBatchGossipAggregation     bool // EnableBatchGossipAggregation specifies whether to further aggregate our gossip batches before verifying them.
@@ -211,6 +212,10 @@ func ConfigureBeaconChain(ctx *cli.Context) error {
 		logDisabled(disableNativeState)
 		cfg.EnableNativeState = false
 	}
+	if ctx.Bool(pullTips.Name) {
+		logEnabled(pullTips)
+		cfg.PullTips = true
+	}
 	if ctx.Bool(enableVecHTR.Name) {
 		logEnabled(enableVecHTR)
 		cfg.EnableVectorizedHTR = true

config/features/flags.go

@@ -105,6 +105,12 @@ var (
 		Name:  "disable-native-state",
 		Usage: "Disables representing the beacon state as a pure Go struct.",
 	}
+
+	pullTips = &cli.BoolFlag{
+		Name:  "experimental-disable-boundary-checks",
+		Usage: "Experimental disable of boundary checks, useful for debugging, may cause bad votes.",
+	}
+
 	enableVecHTR = &cli.BoolFlag{
 		Name:  "enable-vectorized-htr",
 		Usage: "Enables new go sha256 library which utilizes optimized routines for merkle trees",
@@ -163,6 +169,7 @@ var BeaconChainFlags = append(deprecatedFlags, []cli.Flag{
 	enableSlasherFlag,
 	enableHistoricalSpaceRepresentation,
 	disableNativeState,
+	pullTips,
 	enableVecHTR,
 	enableForkChoiceDoublyLinkedTree,
 	enableGossipBatchAggregation,

config/params/mainnet_config.go

@@ -111,6 +111,7 @@ var mainnetBeaconConfig = &BeaconChainConfig{
 	MinEpochsToInactivityPenalty:     4,
 	Eth1FollowDistance:               2048,
 	SafeSlotsToUpdateJustified:       8,
+	SafeSlotsToImportOptimistically:  128,
 
 	// Fork choice algorithm constants.
 	ProposerScoreBoost: 40,

config/params/testnet_sepolia_config.go

@@ -9,8 +9,11 @@ func UseSepoliaNetworkConfig() {
 	cfg := BeaconNetworkConfig().Copy()
 	cfg.ContractDeploymentBlock = 1273020
 	cfg.BootstrapNodes = []string{
-		// EF boot node
+		// EF boot nodes
 		"enr:-Iq4QMCTfIMXnow27baRUb35Q8iiFHSIDBJh6hQM5Axohhf4b6Kr_cOCu0htQ5WvVqKvFgY28893DHAg8gnBAXsAVqmGAX53x8JggmlkgnY0gmlwhLKAlv6Jc2VjcDI1NmsxoQK6S-Cii_KmfFdUJL2TANL3ksaKUnNXvTCv1tLwXs0QgIN1ZHCCIyk",
+		"enr:-KG4QE5OIg5ThTjkzrlVF32WT_-XT14WeJtIz2zoTqLLjQhYAmJlnk4ItSoH41_2x0RX0wTFIe5GgjRzU2u7Q1fN4vADhGV0aDKQqP7o7pAAAHAyAAAAAAAAAIJpZIJ2NIJpcISlFsStiXNlY3AyNTZrMaEC-Rrd_bBZwhKpXzFCrStKp1q_HmGOewxY3KwM8ofAj_ODdGNwgiMog3VkcIIjKA",
+		// Teku boot node
+		"enr:-KG4QMJSJ7DHk6v2p-W8zQ3Xv7FfssZ_1E3p2eY6kN13staMObUonAurqyWhODoeY6edXtV8e9eL9RnhgZ9va2SMDRQMhGV0aDKQS-iVMYAAAHD0AQAAAAAAAIJpZIJ2NIJpcIQDhAAhiXNlY3AyNTZrMaEDXBVUZhhmdy1MYor1eGdRJ4vHYghFKDgjyHgt6sJ-IlCDdGNwgiMog3VkcIIjKA",
 	}
 	OverrideBeaconNetworkConfig(cfg)
 }

config/validator/service/proposer-settings.go

@@ -7,11 +7,11 @@ import (
 )
 
 // ProposerSettingsPayload is the struct representation of the JSON or YAML payload set in the validator through the CLI.
-// ProposeConfig is the map of validator address to fee recipient options all in hex format.
+// ProposerConfig is the map of validator address to fee recipient options all in hex format.
 // DefaultConfig is the default fee recipient address for all validators unless otherwise specified in the propose config.required.
 type ProposerSettingsPayload struct {
-	ProposeConfig map[string]*ProposerOptionPayload `json:"proposer_config" yaml:"proposer_config"`
-	DefaultConfig *ProposerOptionPayload            `json:"default_config" yaml:"default_config"`
+	ProposerConfig map[string]*ProposerOptionPayload `json:"proposer_config" yaml:"proposer_config"`
+	DefaultConfig  *ProposerOptionPayload            `json:"default_config" yaml:"default_config"`
 }
 
 // ProposerOptionPayload is the struct representation of the JSON config file set in the validator through the CLI.

crypto/ecdsa/BUILD.bazel

@@ -0,0 +1,27 @@
+load("@prysm//tools/go:def.bzl", "go_library", "go_test")
+
+go_library(
+    name = "go_default_library",
+    srcs = ["utils.go"],
+    importpath = "github.com/prysmaticlabs/prysm/crypto/ecdsa",
+    visibility = ["//visibility:public"],
+    deps = [
+        "@com_github_btcsuite_btcd_btcec_v2//:go_default_library",
+        "@com_github_ethereum_go_ethereum//crypto:go_default_library",
+        "@com_github_libp2p_go_libp2p_core//crypto:go_default_library",
+        "@com_github_pkg_errors//:go_default_library",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["utils_test.go"],
+    embed = [":go_default_library"],
+    deps = [
+        "//testing/assert:go_default_library",
+        "//testing/require:go_default_library",
+        "@com_github_btcsuite_btcd_btcec_v2//:go_default_library",
+        "@com_github_ethereum_go_ethereum//crypto:go_default_library",
+        "@com_github_libp2p_go_libp2p_core//crypto:go_default_library",
+    ],
+)

crypto/ecdsa/utils.go

@@ -0,0 +1,44 @@
+package ecdsa
+
+import (
+	"crypto/ecdsa"
+	"math/big"
+
+	"github.com/btcsuite/btcd/btcec/v2"
+	gcrypto "github.com/ethereum/go-ethereum/crypto"
+	"github.com/libp2p/go-libp2p-core/crypto"
+	"github.com/pkg/errors"
+)
+
+func ConvertFromInterfacePrivKey(privkey crypto.PrivKey) (*ecdsa.PrivateKey, error) {
+	secpKey := (privkey.(*crypto.Secp256k1PrivateKey))
+	rawKey, err := secpKey.Raw()
+	if err != nil {
+		return nil, err
+	}
+	privKey := new(ecdsa.PrivateKey)
+	k := new(big.Int).SetBytes(rawKey)
+	privKey.D = k
+	privKey.Curve = gcrypto.S256() // Temporary hack, so libp2p Secp256k1 is recognized as geth Secp256k1 in disc v5.1.
+	privKey.X, privKey.Y = gcrypto.S256().ScalarBaseMult(rawKey)
+	return privKey, nil
+}
+
+func ConvertToInterfacePrivkey(privkey *ecdsa.PrivateKey) (crypto.PrivKey, error) {
+	return crypto.UnmarshalSecp256k1PrivateKey(privkey.D.Bytes())
+}
+
+func ConvertToInterfacePubkey(pubkey *ecdsa.PublicKey) (crypto.PubKey, error) {
+	xVal, yVal := new(btcec.FieldVal), new(btcec.FieldVal)
+	if xVal.SetByteSlice(pubkey.X.Bytes()) {
+		return nil, errors.Errorf("X value overflows")
+	}
+	if yVal.SetByteSlice(pubkey.Y.Bytes()) {
+		return nil, errors.Errorf("Y value overflows")
+	}
+	newKey := crypto.PubKey((*crypto.Secp256k1PublicKey)(btcec.NewPublicKey(xVal, yVal)))
+	// Zero out temporary values.
+	xVal.Zero()
+	yVal.Zero()
+	return newKey, nil
+}

crypto/ecdsa/utils_test.go

@@ -0,0 +1,28 @@
+package ecdsa
+
+import (
+	"crypto/ecdsa"
+	"testing"
+
+	"github.com/btcsuite/btcd/btcec/v2"
+	gcrypto "github.com/ethereum/go-ethereum/crypto"
+	"github.com/libp2p/go-libp2p-core/crypto"
+	"github.com/prysmaticlabs/prysm/testing/assert"
+	"github.com/prysmaticlabs/prysm/testing/require"
+)
+
+func TestConvertToInterfacePubkey(t *testing.T) {
+	privKey, err := gcrypto.GenerateKey()
+	require.NoError(t, err)
+
+	pubkey, ok := privKey.Public().(*ecdsa.PublicKey)
+	require.NotEqual(t, false, ok)
+
+	altPubkey, err := ConvertToInterfacePubkey(pubkey)
+	require.NoError(t, err)
+
+	nKey := *(altPubkey.(*crypto.Secp256k1PublicKey))
+	rawKey := btcec.PublicKey(nKey).SerializeUncompressed()
+	origRawKey := gcrypto.FromECDSAPub(pubkey)
+	assert.DeepEqual(t, origRawKey, rawKey)
+}

deps.bzl

@@ -379,20 +379,27 @@ def prysm_deps():
     go_repository(
         name = "com_github_btcsuite_btcd",
         importpath = "github.com/btcsuite/btcd",
-        sum = "h1:LTDpDKUM5EeOFBPM8IXpinEcmZ6FWfNZbE3lfrfdnWo=",
-        version = "v0.22.0-beta",
+        sum = "h1:IB8cVQcC2X5mHbnfirLG5IZnkWYNTPlLZVrxUYSotbE=",
+        version = "v0.23.1",
     )
     go_repository(
         name = "com_github_btcsuite_btcd_btcec_v2",
         importpath = "github.com/btcsuite/btcd/btcec/v2",
-        sum = "h1:YoYoC9J0jwfukodSBMzZYUVQ8PTiYg4BnOWiJVzTmLs=",
-        version = "v2.1.2",
+        sum = "h1:fzn1qaOt32TuLjFlkzYSsBC35Q3KUjT1SwPxiMSCF5k=",
+        version = "v2.2.0",
     )
+    go_repository(
+        name = "com_github_btcsuite_btcd_btcutil",
+        importpath = "github.com/btcsuite/btcd/btcutil",
+        sum = "h1:MO4klnGY+EWJdoWF12Wkuf4AWDBPMpZNeN/jRLrklUU=",
+        version = "v1.1.0",
+    )
+
     go_repository(
         name = "com_github_btcsuite_btcd_chaincfg_chainhash",
         importpath = "github.com/btcsuite/btcd/chaincfg/chainhash",
-        sum = "h1:MSskdM4/xJYcFzy0altH/C/xHopifpWzHUi1JeVI34Q=",
-        version = "v1.0.0",
+        sum = "h1:q0rUy8C/TYNBQS1+CGKw68tLOFYSNEs0TFnxxnS9+4U=",
+        version = "v1.0.1",
     )
 
     go_repository(
@@ -615,8 +622,8 @@ def prysm_deps():
         name = "com_github_containerd_cgroups",
         build_file_proto_mode = "disable_global",
         importpath = "github.com/containerd/cgroups",
-        sum = "h1:ADZftAkglvCiD44c77s5YmMqaP2pzVCFZvBmAlBdAP4=",
-        version = "v1.0.3",
+        sum = "h1:jN/mbWBEaz+T1pi5OFtnkQ+8qnmEbAr1Oo1FRm5B0dA=",
+        version = "v1.0.4",
     )
 
     go_repository(
@@ -1011,14 +1018,14 @@ def prysm_deps():
     go_repository(
         name = "com_github_frankban_quicktest",
         importpath = "github.com/frankban/quicktest",
-        sum = "h1:8sXhOn0uLys67V8EsXLc6eszDs8VXWxL3iRvebPhedY=",
-        version = "v1.11.3",
+        sum = "h1:2QxQoC1TS09S7fhCPsrvqYdvP1H5M1P1ih5ABm3BTYk=",
+        version = "v1.7.2",
     )
     go_repository(
         name = "com_github_fsnotify_fsnotify",
         importpath = "github.com/fsnotify/fsnotify",
-        sum = "h1:mZcQUHVQUQWoPXXtuf9yuEXKudkV2sx1E06UadKWpgI=",
-        version = "v1.5.1",
+        sum = "h1:jRbGcIw6P2Meqdwuo0H1p6JVLbL5DHKAKlYndzMwVZI=",
+        version = "v1.5.4",
     )
     go_repository(
         name = "com_github_garyburd_redigo",
@@ -1113,15 +1120,15 @@ def prysm_deps():
     go_repository(
         name = "com_github_go_kit_log",
         importpath = "github.com/go-kit/log",
-        sum = "h1:DGJh0Sm43HbOeYDNnVZFl8BvcYVvjD5bqYJvp0REbwQ=",
-        version = "v0.1.0",
+        sum = "h1:7i2K3eKTos3Vc0enKCfnVcgHh2olr/MyfboYq7cAcFw=",
+        version = "v0.2.0",
     )
 
     go_repository(
         name = "com_github_go_logfmt_logfmt",
         importpath = "github.com/go-logfmt/logfmt",
-        sum = "h1:TrB8swr/68K7m9CcGut2g3UOihhbcbiMAYiuTXdEih4=",
-        version = "v0.5.0",
+        sum = "h1:otpy5pqBCBZ1ng9RQ0dPu4PN7ba75Y/aA+UpowDyNVA=",
+        version = "v0.5.1",
     )
     go_repository(
         name = "com_github_go_logr_logr",
@@ -1687,8 +1694,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_huin_goupnp",
         importpath = "github.com/huin/goupnp",
-        sum = "h1:+EYBkW+dbi3F/atB+LSQZSWh7+HNrV3A/N0y6DSoy9k=",
-        version = "v1.0.3-0.20220313090229-ca81a64b4204",
+        sum = "h1:N8No57ls+MnjlB+JPiCVSOyy/ot7MJTqlo7rn+NYSqQ=",
+        version = "v1.0.3",
     )
     go_repository(
         name = "com_github_huin_goutil",
@@ -1794,14 +1801,14 @@ def prysm_deps():
     go_repository(
         name = "com_github_ipfs_go_cid",
         importpath = "github.com/ipfs/go-cid",
-        sum = "h1:YN33LQulcRHjfom/i25yoOZR4Telp1Hr/2RU3d0PnC0=",
-        version = "v0.1.0",
+        sum = "h1:01JTiihFq9en9Vz0lc0VDWvZe/uBonGpzo4THP0vcQ0=",
+        version = "v0.2.0",
     )
     go_repository(
         name = "com_github_ipfs_go_datastore",
         importpath = "github.com/ipfs/go-datastore",
-        sum = "h1:rQicVCEacWyk4JZ6G5bD9TKR7lZEG1MWcG7UdWYrFAU=",
-        version = "v0.5.0",
+        sum = "h1:WkRhLuISI+XPD0uk3OskB0fYFSyqK8Ob5ZYew9Qa1nQ=",
+        version = "v0.5.1",
     )
     go_repository(
         name = "com_github_ipfs_go_detect_race",
@@ -1847,8 +1854,8 @@ def prysm_deps():
         name = "com_github_ipfs_go_log_v2",
         build_file_proto_mode = "disable_global",
         importpath = "github.com/ipfs/go-log/v2",
-        sum = "h1:+MhAooFd9XZNvR0i9FriKW6HB0ql7HNXUuflWtc0dd4=",
-        version = "v2.5.0",
+        sum = "h1:1XdUzF7048prq4aBjDQQ4SL5RxftpRGdXhNRwKSAlcY=",
+        version = "v2.5.1",
     )
 
     go_repository(
@@ -2054,8 +2061,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_klauspost_compress",
         importpath = "github.com/klauspost/compress",
-        sum = "h1:y9FcTHGyrebwfP0ZZqFiaxTaiDnUrGkJkI+f583BL1A=",
-        version = "v1.15.1",
+        sum = "h1:7cgTQxJCU/vy+oP/E3B9RGbQTgbiVzIJWIKOLoAsPok=",
+        version = "v1.15.7",
     )
 
     go_repository(
@@ -2068,8 +2075,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_klauspost_cpuid_v2",
         importpath = "github.com/klauspost/cpuid/v2",
-        sum = "h1:p9dKCg8i4gmOxtv35DvrYoWqYzQrvEVdjQ762Y0OqZE=",
-        version = "v2.0.12",
+        sum = "h1:QRqdp6bb9M9S5yyKeYteXKuoKE4p0tGlra81fKOpWH8=",
+        version = "v2.0.14",
     )
     go_repository(
         name = "com_github_klauspost_crc32",
@@ -2105,8 +2112,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_koron_go_ssdp",
         importpath = "github.com/koron/go-ssdp",
-        sum = "h1:fL3wAoyT6hXHQlORyXUW4Q23kkQpJRgEAYcZB5BR71o=",
-        version = "v0.0.2",
+        sum = "h1:JivLMY45N76b4p/vsWGOKewBQu6uf39y8l+AQ7sDKx8=",
+        version = "v0.0.3",
     )
     go_repository(
         name = "com_github_korovkin_limiter",
@@ -2178,17 +2185,12 @@ def prysm_deps():
         sum = "h1:X5PMW56eZitiTeO7tKzZxFCSpbFZJtkMMooicw2us9A=",
         version = "v1.0.0",
     )
-    go_repository(
-        name = "com_github_libp2p_go_addr_util",
-        importpath = "github.com/libp2p/go-addr-util",
-        sum = "h1:acKsntI33w2bTU7tC9a0SaPimJGfSI0bFKC18ChxeVI=",
-        version = "v0.1.0",
-    )
+
     go_repository(
         name = "com_github_libp2p_go_buffer_pool",
         importpath = "github.com/libp2p/go-buffer-pool",
-        sum = "h1:QNK2iAFa8gjAe1SPz6mHSMuCcjs+X1wlHzeOSqcmlfs=",
-        version = "v0.0.2",
+        sum = "h1:oK4mSFcQz7cTQIfqbe4MIj9gLW+mnanjyFtc6cdF0Y8=",
+        version = "v0.1.0",
     )
     go_repository(
         name = "com_github_libp2p_go_cidranger",
@@ -2219,21 +2221,21 @@ def prysm_deps():
         name = "com_github_libp2p_go_libp2p",
         build_file_proto_mode = "disable_global",
         importpath = "github.com/libp2p/go-libp2p",
-        sum = "h1:moKKKG875KNGsCjZxTIFB75ihHiVjFeWg5I4aR1pDLk=",
-        version = "v0.18.0",
+        sum = "h1:tjjDNfp7FqdI/7v1rXtB/BtELaPlAThL2uzlj18kcrw=",
+        version = "v0.20.3",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_asn_util",
         importpath = "github.com/libp2p/go-libp2p-asn-util",
-        sum = "h1:rABPCO77SjdbJ/eJ/ynIo8vWICy1VEnL5JAxJbQLo1E=",
-        version = "v0.1.0",
+        sum = "h1:rg3+Os8jbnO5DxkC7K/Utdi+DkY3q/d1/1q+8WeNAsw=",
+        version = "v0.2.0",
     )
 
     go_repository(
         name = "com_github_libp2p_go_libp2p_blankhost",
         importpath = "github.com/libp2p/go-libp2p-blankhost",
-        sum = "h1:kTnLArltMabZlzY63pgGDA4kkUcLkBFSM98zBssn/IY=",
-        version = "v0.3.0",
+        sum = "h1:3EsGAi0CBGcZ33GwRuXEYJLLPoVWyXJ1bcJzAJjINkk=",
+        version = "v0.2.0",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_circuit",
@@ -2248,6 +2250,7 @@ def prysm_deps():
         sum = "h1:TMS0vc0TCBomtQJyWr7fYxcVYYhx+q/2gF++G5Jkl/w=",
         version = "v0.2.4",
     )
+
     go_repository(
         name = "com_github_libp2p_go_libp2p_core",
         build_directives = [
@@ -2255,43 +2258,22 @@ def prysm_deps():
         ],
         build_file_proto_mode = "disable_global",
         importpath = "github.com/libp2p/go-libp2p-core",
-        sum = "h1:0kYSgiK/D7Eo28GTuRXo5YHsWwAisVpFCqCVPUd/vJs=",
-        version = "v0.14.0",
-    )
-
-    go_repository(
-        name = "com_github_libp2p_go_libp2p_discovery",
-        importpath = "github.com/libp2p/go-libp2p-discovery",
-        sum = "h1:1XdPmhMJr8Tmj/yUfkJMIi8mgwWrLUsCB3bMxdT+DSo=",
-        version = "v0.6.0",
+        sum = "h1:QGU8mlxHytwTc4pq/aVQX9VDoAPiCHxfe/oOSwF+YDg=",
+        version = "v0.17.0",
     )
 
     go_repository(
         name = "com_github_libp2p_go_libp2p_mplex",
         importpath = "github.com/libp2p/go-libp2p-mplex",
-        sum = "h1:5ubK4/vLE2JkogKlJ2JLeXcSfA6qY6mE2HMJV9ve/Sk=",
-        version = "v0.6.0",
-    )
-    go_repository(
-        name = "com_github_libp2p_go_libp2p_nat",
-        importpath = "github.com/libp2p/go-libp2p-nat",
-        sum = "h1:vigUi2MEN+fwghe5ijpScxtbbDz+L/6y8XwlzYOJgSY=",
-        version = "v0.1.0",
-    )
-
-    go_repository(
-        name = "com_github_libp2p_go_libp2p_noise",
-        build_file_proto_mode = "disable_global",
-        importpath = "github.com/libp2p/go-libp2p-noise",
-        sum = "h1:NCVH7evhVt9njbTQshzT7N1S3Q6fjj9M11FCgfH5+cA=",
-        version = "v0.3.0",
+        sum = "h1:vt3k4E4HSND9XH4Z8rUpacPJFSAgLOv6HDvG8W9Ks9E=",
+        version = "v0.5.0",
     )
 
     go_repository(
         name = "com_github_libp2p_go_libp2p_peerstore",
         importpath = "github.com/libp2p/go-libp2p-peerstore",
-        sum = "h1:HJminhQSGISBIRb93N6WK3t6Fa8OOTnHd/VBjL4mY5A=",
-        version = "v0.6.0",
+        sum = "h1:2iIUwok3vtmnWJTZeTeLgnBO6GbkXcwSRwgZHEKrQZs=",
+        version = "v0.7.0",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_pnet",
@@ -2304,53 +2286,53 @@ def prysm_deps():
         name = "com_github_libp2p_go_libp2p_pubsub",
         build_file_proto_mode = "disable_global",
         importpath = "github.com/libp2p/go-libp2p-pubsub",
-        sum = "h1:/CqgQ2Nyx//doyWS240BQA8dHaVlmUGsvOx05iSeEA8=",
-        version = "v0.6.2-0.20220208072054-aeb30a2ac18e",
+        sum = "h1:Om2zX4v6lQo7CIT99xkCVTSXeSwjfPtzzN3nzQRlApA=",
+        version = "v0.7.1-0.20220701163738-60cf38003244",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_quic_transport",
         importpath = "github.com/libp2p/go-libp2p-quic-transport",
-        sum = "h1:N/XqYXHurphPLDfXYhll8NyqzdZYQqAF4GIr7+SmLV8=",
-        version = "v0.16.1",
+        sum = "h1:aVg9/jr+R2esov5sH7wkXrmYmqJiUjtLMLYX3L9KYdY=",
+        version = "v0.16.0",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_resource_manager",
         importpath = "github.com/libp2p/go-libp2p-resource-manager",
-        sum = "h1:7J6t9KLFS0MxXDTfqA6rwfVCZl/yLQnXW5LpZjHAANI=",
-        version = "v0.1.5",
+        sum = "h1:2+cYxUNi33tcydsVLt6K5Fv2E3OTiVeafltecAj15E0=",
+        version = "v0.3.0",
     )
 
     go_repository(
         name = "com_github_libp2p_go_libp2p_swarm",
         build_file_proto_mode = "disable_global",
         importpath = "github.com/libp2p/go-libp2p-swarm",
-        sum = "h1:UaXf+CTq6Ns1N2V1EgqJ9Q3xaRsiN7ImVlDMpirMAWw=",
-        version = "v0.10.2",
+        sum = "h1:1yr7UCwxCN92cw9g9Q+fnJSlk7lOB1RetoEewxhGVL0=",
+        version = "v0.10.0",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_testing",
         importpath = "github.com/libp2p/go-libp2p-testing",
-        sum = "h1:/te8SOIyj5sGH5Jr1Uoo+qYB00aK8O4+yHGzLgfE3kc=",
-        version = "v0.8.0",
+        sum = "h1:dCpODRtRaDZKF8HXT9qqqgON+OMEB423Knrgeod8j84=",
+        version = "v0.9.2",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_tls",
         importpath = "github.com/libp2p/go-libp2p-tls",
-        sum = "h1:lsE2zYte+rZCEOHF72J1Fg3XK3dGQyKvI6i5ehJfEp0=",
-        version = "v0.3.1",
+        sum = "h1:8BgvUJiOTcj0Gp6XvEicF0rL5aUtRg/UzEdeZDmDlC8=",
+        version = "v0.3.0",
     )
 
     go_repository(
         name = "com_github_libp2p_go_libp2p_transport_upgrader",
         importpath = "github.com/libp2p/go-libp2p-transport-upgrader",
-        sum = "h1:MSMe+tUfxpC9GArTz7a4G5zQKQgGh00Vio87d3j3xIg=",
-        version = "v0.7.1",
+        sum = "h1:ADnLrL7fC4Vy7HPjk9oGof7nDeTqGXuof85Ar6kin9Q=",
+        version = "v0.7.0",
     )
     go_repository(
         name = "com_github_libp2p_go_libp2p_yamux",
         importpath = "github.com/libp2p/go-libp2p-yamux",
-        sum = "h1:6GKWntresp0TFxMP/oSoH96nV8XKJRdynXsdp43dn0Y=",
-        version = "v0.8.2",
+        sum = "h1:APQYlttIj+Rr5sfa6siojwsi0ZwcIh/exHIUl9hZr6o=",
+        version = "v0.8.0",
     )
     go_repository(
         name = "com_github_libp2p_go_maddr_filter",
@@ -2361,14 +2343,14 @@ def prysm_deps():
     go_repository(
         name = "com_github_libp2p_go_mplex",
         importpath = "github.com/libp2p/go-mplex",
-        sum = "h1:5kKp029zrsLVJT5q6ASt4LwuZFxj3B13wXXaGmFrWg0=",
-        version = "v0.6.0",
+        sum = "h1:BDhFZdlk5tbr0oyFq/xv/NPGfjbnrsDam1EvutpBDbY=",
+        version = "v0.7.0",
     )
     go_repository(
         name = "com_github_libp2p_go_msgio",
         importpath = "github.com/libp2p/go-msgio",
-        sum = "h1:8Q7g/528ivAlfXTFWvWhVjTE8XG8sDTkRUKPYh9+5Q8=",
-        version = "v0.1.0",
+        sum = "h1:W6shmB+FeynDrUVl2dgFQvzfBZcXiyqY4VmpQLu9FqU=",
+        version = "v0.2.0",
     )
     go_repository(
         name = "com_github_libp2p_go_nat",
@@ -2392,8 +2374,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_libp2p_go_reuseport",
         importpath = "github.com/libp2p/go-reuseport",
-        sum = "h1:0ooKOx2iwyIkf339WCZ2HN3ujTDbkK0PjC7JVoP1AiM=",
-        version = "v0.1.0",
+        sum = "h1:18PRvIMlpY6ZK85nIAicSBuXXvrYoSw3dsBAR7zc560=",
+        version = "v0.2.0",
     )
     go_repository(
         name = "com_github_libp2p_go_reuseport_transport",
@@ -2417,27 +2399,15 @@ def prysm_deps():
     go_repository(
         name = "com_github_libp2p_go_tcp_transport",
         importpath = "github.com/libp2p/go-tcp-transport",
-        sum = "h1:edOOs688VLZAozWC7Kj5/6HHXKNwi9M6wgRmmLa8M6Q=",
-        version = "v0.5.1",
+        sum = "h1:3ZPW8HAuyRAuFzyabE0hSrCXKKSWzROnZZX7DtcIatY=",
+        version = "v0.5.0",
     )
 
-    go_repository(
-        name = "com_github_libp2p_go_ws_transport",
-        importpath = "github.com/libp2p/go-ws-transport",
-        sum = "h1:326XBL6Q+5CQ2KtjXz32+eGu02W/Kz2+Fm4SpXdr0q4=",
-        version = "v0.6.0",
-    )
-    go_repository(
-        name = "com_github_libp2p_go_yamux",
-        importpath = "github.com/libp2p/go-yamux",
-        sum = "h1:P1Fe9vF4th5JOxxgQvfbOHkrGqIZniTLf+ddhZp8YTI=",
-        version = "v1.4.1",
-    )
     go_repository(
         name = "com_github_libp2p_go_yamux_v3",
         importpath = "github.com/libp2p/go-yamux/v3",
-        sum = "h1:LW0q5+A1Wy0npEsPJP9wmare2NH4ohNluN5EWVwv2mE=",
-        version = "v3.0.2",
+        sum = "h1:lNEy28MBk1HavUAlzKgShp+F6mn/ea1nDYWftZhFW9Q=",
+        version = "v3.1.2",
     )
 
     go_repository(
@@ -2469,8 +2439,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_lucas_clemente_quic_go",
         importpath = "github.com/lucas-clemente/quic-go",
-        sum = "h1:ALBQXr9UJ8A1LyzvceX4jd9QFsHvlI0RR6BkV16o00A=",
-        version = "v0.26.0",
+        sum = "h1:zsMwwniyybb8B/UDNXRSYee7WpQJVOcjQEGgpw2ikXs=",
+        version = "v0.27.2",
     )
     go_repository(
         name = "com_github_lucasb_eyer_go_colorful",
@@ -2546,8 +2516,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_marten_seemann_qtls_go1_17",
         importpath = "github.com/marten-seemann/qtls-go1-17",
-        sum = "h1:DQjHPq+aOzUeh9/lixAGunn6rIOQyWChPSI4+hgW7jc=",
-        version = "v0.1.1",
+        sum = "h1:JADBlm0LYiVbuSySCHeY863dNkcpMmDR7s0bLKJeYlQ=",
+        version = "v0.1.2",
     )
     go_repository(
         name = "com_github_marten_seemann_qtls_go1_18",
@@ -2555,8 +2525,8 @@ def prysm_deps():
             "gazelle:exclude generate_cert.go",
         ],
         importpath = "github.com/marten-seemann/qtls-go1-18",
-        sum = "h1:qp7p7XXUFL7fpBvSS1sWD+uSqPvzNQK43DH+/qEkj0Y=",
-        version = "v0.1.1",
+        sum = "h1:JH6jmzbduz0ITVQ7ShevK10Av5+jBEKAHMntXmIV7kM=",
+        version = "v0.1.2",
     )
 
     go_repository(
@@ -2632,8 +2602,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_miekg_dns",
         importpath = "github.com/miekg/dns",
-        sum = "h1:J9bWiXbqMbnZPcY8Qi2E3EWIBsIm6MZzzJB9VRg5gL8=",
-        version = "v1.1.47",
+        sum = "h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=",
+        version = "v1.1.50",
     )
     go_repository(
         name = "com_github_mikioh_tcp",
@@ -2778,8 +2748,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_multiformats_go_multiaddr",
         importpath = "github.com/multiformats/go-multiaddr",
-        sum = "h1:i/JuOoVg4szYQ4YEzDGtb2h0o8M7CG/Yq6cGlcjWZpM=",
-        version = "v0.5.0",
+        sum = "h1:qMnoOPj2s8xxPU5kZ57Cqdr0hHhARz7mFsPMIiYNqzg=",
+        version = "v0.6.0",
     )
     go_repository(
         name = "com_github_multiformats_go_multiaddr_dns",
@@ -2802,20 +2772,27 @@ def prysm_deps():
     go_repository(
         name = "com_github_multiformats_go_multibase",
         importpath = "github.com/multiformats/go-multibase",
-        sum = "h1:l/B6bJDQjvQ5G52jw4QGSYeOTZoAwIO77RblWplfIqk=",
-        version = "v0.0.3",
+        sum = "h1:3ASCDsuLX8+j4kx58qnJ4YFq/JWTJpCyDW27ztsVTOI=",
+        version = "v0.1.1",
     )
+    go_repository(
+        name = "com_github_multiformats_go_multicodec",
+        importpath = "github.com/multiformats/go-multicodec",
+        sum = "h1:EgU6cBe/D7WRwQb1KmnBvU7lrcFGMggZVTPtOW9dDHs=",
+        version = "v0.5.0",
+    )
+
     go_repository(
         name = "com_github_multiformats_go_multihash",
         importpath = "github.com/multiformats/go-multihash",
-        sum = "h1:CgAgwqk3//SVEw3T+6DqI4mWMyRuDwZtOWcJT0q9+EA=",
-        version = "v0.1.0",
+        sum = "h1:oytJb9ZA1OUW0r0f9ea18GiaPOo4SXyc7p2movyUuo4=",
+        version = "v0.2.0",
     )
     go_repository(
         name = "com_github_multiformats_go_multistream",
         importpath = "github.com/multiformats/go-multistream",
-        sum = "h1:TCYu1BHTDr1F/Qm75qwYISQdzGcRdC21nFgQW7l7GBo=",
-        version = "v0.2.2",
+        sum = "h1:d5PZpjwRgVlbwfdTDjife7XszfZd8KYWfROYFlGcR8o=",
+        version = "v0.3.3",
     )
     go_repository(
         name = "com_github_multiformats_go_varint",
@@ -3156,8 +3133,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_prometheus_client_golang",
         importpath = "github.com/prometheus/client_golang",
-        sum = "h1:ZiaPsmm9uiBeaSMRznKsCDNtPCS0T3JVDGF+06gjBzk=",
-        version = "v1.12.1",
+        sum = "h1:51L9cDoUHVrXx4zWYlcLQIZ+d+VXHgqnYKkIuq4g/34=",
+        version = "v1.12.2",
     )
     go_repository(
         name = "com_github_prometheus_client_model",
@@ -3168,8 +3145,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_prometheus_common",
         importpath = "github.com/prometheus/common",
-        sum = "h1:hWIdL3N2HoUx3B8j3YN9mWor0qhY/NlEKZEaXxuIRh4=",
-        version = "v0.32.1",
+        sum = "h1:Eyr+Pw2VymWejHqCugNaQXkAi6KayVNxaHeu6khmFBE=",
+        version = "v0.35.0",
     )
     go_repository(
         name = "com_github_prometheus_procfs",
@@ -3193,8 +3170,8 @@ def prysm_deps():
     go_repository(
         name = "com_github_prysmaticlabs_fastssz",
         importpath = "github.com/prysmaticlabs/fastssz",
-        sum = "h1:fat9avCPKKYZKe9KJq/VlF43/Nrxmn+sg59Ibe/pGs8=",
-        version = "v0.0.0-20220624091035-af5440c5d1dc",
+        sum = "h1:Y3PcvUrnneMWLuypZpwPz8P70/DQsz6KgV9JveKpyZs=",
+        version = "v0.0.0-20220628121656-93dfe28febab",
     )
 
     go_repository(
@@ -3913,13 +3890,6 @@ def prysm_deps():
         version = "v0.0.0-20180428041537-5d0a5ae867b3",
     )
 
-    go_repository(
-        name = "com_github_whyrusleeping_go_logging",
-        importpath = "github.com/whyrusleeping/go-logging",
-        sum = "h1:9lDbC6Rz4bwmou+oE6Dt4Cb2BGMur5eR/GYptkKUVHo=",
-        version = "v0.0.0-20170515211332-0457bb6b88fc",
-    )
-
     go_repository(
         name = "com_github_whyrusleeping_mdns",
         importpath = "github.com/whyrusleeping/mdns",
@@ -4478,14 +4448,14 @@ def prysm_deps():
     go_repository(
         name = "org_golang_x_crypto",
         importpath = "golang.org/x/crypto",
-        sum = "h1:S25/rfnfsMVgORT4/J61MJ7rdyseOZOyvLIrZEZ7s6s=",
-        version = "v0.0.0-20220321153916-2c7772ba3064",
+        sum = "h1:sK3txAijHtOK88l68nt020reeT1ZdKLIYetKl95FzVY=",
+        version = "v0.0.0-20220622213112-05595931fe9d",
     )
     go_repository(
         name = "org_golang_x_exp",
         importpath = "golang.org/x/exp",
-        sum = "h1:rMqLP+9XLy+LdbCXHjJHAmTfXCr93W7oruWA6Hq1Alc=",
-        version = "v0.0.0-20200513190911-00229845015e",
+        sum = "h1:rxKZ2gOnYxjfmakvUUqh9Gyb6KXfrj7JWTxORTYqb0E=",
+        version = "v0.0.0-20220426173459-3bcf042a4bf5",
     )
     go_repository(
         name = "org_golang_x_image",
@@ -4517,14 +4487,14 @@ def prysm_deps():
     go_repository(
         name = "org_golang_x_net",
         importpath = "golang.org/x/net",
-        sum = "h1:oA4XRj0qtSt8Yo1Zms0CUlsT3KG69V2UGQWPBxujDmc=",
-        version = "v0.0.0-20220225172249-27dd8689420f",
+        sum = "h1:TsQ7F31D3bUCLeqPT0u+yjp1guoArKaNKmCr22PYgTQ=",
+        version = "v0.0.0-20220624214902-1bab6f366d9e",
     )
     go_repository(
         name = "org_golang_x_oauth2",
         importpath = "golang.org/x/oauth2",
-        sum = "h1:pkQiBZBvdos9qq4wBAHqlzuZHEXo07pqV06ef90u1WI=",
-        version = "v0.0.0-20210514164344-f6687ab2804c",
+        sum = "h1:clP8eMhB30EHdc0bd2Twtq6kgU7yl5ub2cQLSdrv1Dg=",
+        version = "v0.0.0-20220223155221-ee480838109b",
     )
     go_repository(
         name = "org_golang_x_perf",
@@ -4536,14 +4506,14 @@ def prysm_deps():
     go_repository(
         name = "org_golang_x_sync",
         importpath = "golang.org/x/sync",
-        sum = "h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=",
-        version = "v0.0.0-20210220032951-036812b2e83c",
+        sum = "h1:Ax0t5p6N38Ga0dThY21weqDEyz2oklo4IvDkpigvkD8=",
+        version = "v0.0.0-20220601150217-0de741cfad7f",
     )
     go_repository(
         name = "org_golang_x_sys",
         importpath = "golang.org/x/sys",
-        sum = "h1:OH54vjqzRWmbJ62fjuhxy7AxFFgoHN0/DPc/UrL8cAs=",
-        version = "v0.0.0-20220319134239-a9b59b0215f8",
+        sum = "h1:xdsejrW/0Wf2diT5CPp3XmKUNbr7Xvw8kYilQ+6qjRY=",
+        version = "v0.0.0-20220702020025-31831981b65f",
     )
     go_repository(
         name = "org_golang_x_term",
@@ -4567,8 +4537,8 @@ def prysm_deps():
     go_repository(
         name = "org_golang_x_tools",
         importpath = "golang.org/x/tools",
-        sum = "h1:FsZrnczqPMLkWZqyqBPGYJTko7xFkWqyypB7a4Xldkw=",
-        version = "v0.1.11-0.20220523181440-ccb10502d1a5",
+        sum = "h1:loJ25fNOEhSXfHrpoGj91eCUThwdNX6u24rO1xnNteY=",
+        version = "v0.1.11",
     )
 
     go_repository(

go.mod

@@ -8,13 +8,14 @@ require (
 	github.com/MariusVanDerWijden/tx-fuzz v0.0.0-20220321065247-ebb195301a27
 	github.com/aristanetworks/goarista v0.0.0-20200805130819-fd197cf57d96
 	github.com/bazelbuild/rules_go v0.23.2
+	github.com/btcsuite/btcd/btcec/v2 v2.2.0
 	github.com/d4l3k/messagediff v1.2.1
 	github.com/dgraph-io/ristretto v0.0.4-0.20210318174700-74754f61e018
 	github.com/dustin/go-humanize v1.0.0
 	github.com/emicklei/dot v0.11.0
 	github.com/ethereum/go-ethereum v1.10.17-0.20220323200026-535f25d65fa0
 	github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5
-	github.com/fsnotify/fsnotify v1.5.1
+	github.com/fsnotify/fsnotify v1.5.4
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-yaml/yaml v2.1.0+incompatible
 	github.com/gogo/protobuf v1.3.2
@@ -34,34 +35,30 @@ require (
 	github.com/herumi/bls-eth-go-binary v0.0.0-20210917013441-d37c07cfda4e
 	github.com/holiman/uint256 v1.2.0
 	github.com/ianlancetaylor/cgosymbolizer v0.0.0-20200424224625-be1b05b0b279
-	github.com/ipfs/go-log/v2 v2.5.0
+	github.com/ipfs/go-log/v2 v2.5.1
 	github.com/joonix/log v0.0.0-20200409080653-9c1d2ceb5f1d
 	github.com/json-iterator/go v1.1.12
 	github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213
 	github.com/kevinms/leakybucket-go v0.0.0-20200115003610-082473db97ca
 	github.com/kr/pretty v0.3.0
-	github.com/libp2p/go-libp2p v0.18.0
-	github.com/libp2p/go-libp2p-blankhost v0.3.0
-	github.com/libp2p/go-libp2p-core v0.14.0
-	github.com/libp2p/go-libp2p-noise v0.3.0
-	github.com/libp2p/go-libp2p-peerstore v0.6.0
-	github.com/libp2p/go-libp2p-pubsub v0.6.2-0.20220208072054-aeb30a2ac18e
-	github.com/libp2p/go-libp2p-swarm v0.10.2
-	github.com/libp2p/go-tcp-transport v0.5.1
+	github.com/libp2p/go-libp2p v0.20.3
+	github.com/libp2p/go-libp2p-core v0.17.0
+	github.com/libp2p/go-libp2p-peerstore v0.7.0
+	github.com/libp2p/go-libp2p-pubsub v0.7.1-0.20220701163738-60cf38003244
 	github.com/logrusorgru/aurora v2.0.3+incompatible
 	github.com/manifoldco/promptui v0.7.0
 	github.com/minio/highwayhash v1.0.1
 	github.com/minio/sha256-simd v1.0.0
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
-	github.com/multiformats/go-multiaddr v0.5.0
+	github.com/multiformats/go-multiaddr v0.6.0
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/paulbellamy/ratecounter v0.2.0
 	github.com/pborman/uuid v1.2.1
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.12.1
+	github.com/prometheus/client_golang v1.12.2
 	github.com/prometheus/client_model v0.2.0
 	github.com/prometheus/prom2json v1.3.0
-	github.com/prysmaticlabs/fastssz v0.0.0-20220624091035-af5440c5d1dc
+	github.com/prysmaticlabs/fastssz v0.0.0-20220628121656-93dfe28febab
 	github.com/prysmaticlabs/go-bitfield v0.0.0-20210809151128-385d8c5e3fb7
 	github.com/prysmaticlabs/prombbolt v0.0.0-20210126082820-9b7adba6db7c
 	github.com/prysmaticlabs/protoc-gen-go-cast v0.0.0-20211014160335-757fae4f38c6
@@ -85,11 +82,11 @@ require (
 	go.etcd.io/bbolt v1.3.5
 	go.opencensus.io v0.23.0
 	go.uber.org/automaxprocs v1.3.0
-	golang.org/x/crypto v0.0.0-20220321153916-2c7772ba3064
-	golang.org/x/exp v0.0.0-20200513190911-00229845015e
+	golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d
+	golang.org/x/exp v0.0.0-20220426173459-3bcf042a4bf5
 	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/tools v0.1.11-0.20220523181440-ccb10502d1a5
+	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f
+	golang.org/x/tools v0.1.11
 	google.golang.org/genproto v0.0.0-20210426193834-eac7f76ac494
 	google.golang.org/grpc v1.40.0
 	google.golang.org/protobuf v1.28.0
@@ -103,13 +100,13 @@ require (
 	github.com/VictoriaMetrics/fastcache v1.6.0 // indirect
 	github.com/benbjohnson/clock v1.3.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/btcsuite/btcd v0.22.0-beta // indirect
-	github.com/btcsuite/btcd/btcec/v2 v2.1.2 // indirect
+	github.com/btcsuite/btcd v0.23.1 // indirect
+	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1 // indirect
 	github.com/cespare/xxhash v1.1.0 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/cheekybits/genny v1.0.0 // indirect
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e // indirect
-	github.com/containerd/cgroups v1.0.3 // indirect
+	github.com/containerd/cgroups v1.0.4 // indirect
 	github.com/coreos/go-systemd/v22 v22.3.2 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
@@ -139,63 +136,49 @@ require (
 	github.com/hashicorp/go-bexpr v0.1.10 // indirect
 	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
 	github.com/holiman/goevmlab v0.0.0-20211215113238-06157bc85f7d // indirect
-	github.com/huin/goupnp v1.0.3-0.20220313090229-ca81a64b4204 // indirect
+	github.com/huin/goupnp v1.0.3 // indirect
 	github.com/influxdata/influxdb v1.8.3 // indirect
 	github.com/influxdata/influxdb-client-go/v2 v2.4.0 // indirect
 	github.com/influxdata/line-protocol v0.0.0-20210311194329-9aa0e372d097 // indirect
-	github.com/ipfs/go-cid v0.1.0 // indirect
+	github.com/ipfs/go-cid v0.2.0 // indirect
 	github.com/ipfs/go-ipfs-util v0.0.2 // indirect
 	github.com/ipfs/go-log v1.0.5 // indirect
 	github.com/jackpal/go-nat-pmp v1.0.2 // indirect
 	github.com/jbenet/go-temp-err-catcher v0.1.0 // indirect
 	github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a // indirect
 	github.com/karalabe/usb v0.0.2 // indirect
-	github.com/klauspost/compress v1.15.1 // indirect
-	github.com/klauspost/cpuid/v2 v2.0.12 // indirect
-	github.com/koron/go-ssdp v0.0.2 // indirect
+	github.com/klauspost/compress v1.15.7 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.14 // indirect
+	github.com/koron/go-ssdp v0.0.3 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect
-	github.com/libp2p/go-buffer-pool v0.0.2 // indirect
+	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
 	github.com/libp2p/go-cidranger v1.1.0 // indirect
-	github.com/libp2p/go-conn-security-multistream v0.3.0 // indirect
 	github.com/libp2p/go-eventbus v0.2.1 // indirect
 	github.com/libp2p/go-flow-metrics v0.0.3 // indirect
-	github.com/libp2p/go-libp2p-asn-util v0.1.0 // indirect
-	github.com/libp2p/go-libp2p-discovery v0.6.0 // indirect
-	github.com/libp2p/go-libp2p-mplex v0.6.0 // indirect
-	github.com/libp2p/go-libp2p-nat v0.1.0 // indirect
-	github.com/libp2p/go-libp2p-pnet v0.2.0 // indirect
-	github.com/libp2p/go-libp2p-quic-transport v0.16.1 // indirect
-	github.com/libp2p/go-libp2p-resource-manager v0.1.5 // indirect
-	github.com/libp2p/go-libp2p-testing v0.8.0 // indirect
-	github.com/libp2p/go-libp2p-tls v0.3.1 // indirect
-	github.com/libp2p/go-libp2p-transport-upgrader v0.7.1 // indirect
-	github.com/libp2p/go-libp2p-yamux v0.8.2 // indirect
-	github.com/libp2p/go-mplex v0.6.0 // indirect
-	github.com/libp2p/go-msgio v0.1.0 // indirect
+	github.com/libp2p/go-libp2p-asn-util v0.2.0 // indirect
+	github.com/libp2p/go-libp2p-resource-manager v0.3.0 // indirect
+	github.com/libp2p/go-libp2p-testing v0.9.2 // indirect
+	github.com/libp2p/go-msgio v0.2.0 // indirect
 	github.com/libp2p/go-nat v0.1.0 // indirect
 	github.com/libp2p/go-netroute v0.2.0 // indirect
 	github.com/libp2p/go-openssl v0.0.7 // indirect
-	github.com/libp2p/go-reuseport v0.1.0 // indirect
-	github.com/libp2p/go-reuseport-transport v0.1.0 // indirect
-	github.com/libp2p/go-stream-muxer-multistream v0.4.0 // indirect
-	github.com/libp2p/go-ws-transport v0.6.0 // indirect
-	github.com/libp2p/go-yamux/v3 v3.0.2 // indirect
-	github.com/lucas-clemente/quic-go v0.26.0 // indirect
+	github.com/libp2p/go-reuseport v0.2.0 // indirect
+	github.com/libp2p/go-yamux/v3 v3.1.2 // indirect
+	github.com/lucas-clemente/quic-go v0.27.2 // indirect
 	github.com/lunixbochs/vtclean v1.0.0 // indirect
 	github.com/marten-seemann/qtls-go1-16 v0.1.5 // indirect
-	github.com/marten-seemann/qtls-go1-17 v0.1.1 // indirect
-	github.com/marten-seemann/qtls-go1-18 v0.1.1 // indirect
+	github.com/marten-seemann/qtls-go1-17 v0.1.2 // indirect
+	github.com/marten-seemann/qtls-go1-18 v0.1.2 // indirect
 	github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd // indirect
 	github.com/mattn/go-colorable v0.1.8 // indirect
 	github.com/mattn/go-isatty v0.0.14 // indirect
 	github.com/mattn/go-runewidth v0.0.9 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/mgutz/ansi v0.0.0-20170206155736-9520e82c474b // indirect
-	github.com/miekg/dns v1.1.47 // indirect
+	github.com/miekg/dns v1.1.50 // indirect
 	github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b // indirect
 	github.com/mikioh/tcpopt v0.0.0-20190314235656-172688c1accc // indirect
-	github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 // indirect
 	github.com/mitchellh/colorstring v0.0.0-20190213212951-d06e56a500db // indirect
 	github.com/mitchellh/mapstructure v1.4.1 // indirect
 	github.com/mitchellh/pointerstructure v1.2.0 // indirect
@@ -206,9 +189,10 @@ require (
 	github.com/multiformats/go-base36 v0.1.0 // indirect
 	github.com/multiformats/go-multiaddr-dns v0.3.1 // indirect
 	github.com/multiformats/go-multiaddr-fmt v0.1.0 // indirect
-	github.com/multiformats/go-multibase v0.0.3 // indirect
-	github.com/multiformats/go-multihash v0.1.0 // indirect
-	github.com/multiformats/go-multistream v0.2.2 // indirect
+	github.com/multiformats/go-multibase v0.1.1 // indirect
+	github.com/multiformats/go-multicodec v0.5.0 // indirect
+	github.com/multiformats/go-multihash v0.2.0 // indirect
+	github.com/multiformats/go-multistream v0.3.3 // indirect
 	github.com/multiformats/go-varint v0.0.6 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
@@ -217,7 +201,7 @@ require (
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/common v0.35.0 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
 	github.com/raulk/clock v1.1.0 // indirect
 	github.com/raulk/go-watchdog v1.2.0 // indirect
@@ -238,8 +222,8 @@ require (
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	go.uber.org/zap v1.21.0 // indirect
-	golang.org/x/net v0.0.0-20220225172249-27dd8689420f // indirect
-	golang.org/x/oauth2 v0.0.0-20210514164344-f6687ab2804c // indirect
+	golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e // indirect
+	golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b // indirect
 	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
 	golang.org/x/text v0.3.7 // indirect
 	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba // indirect
@@ -268,7 +252,7 @@ require (
 	github.com/peterh/liner v1.2.0 // indirect
 	github.com/prometheus/tsdb v0.10.0 // indirect
 	github.com/prysmaticlabs/gohashtree v0.0.1-alpha.0.20220303211031-f753e083138c
-	golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8 // indirect
+	golang.org/x/sys v0.0.0-20220702020025-31831981b65f // indirect
 	google.golang.org/api v0.34.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	k8s.io/klog/v2 v2.3.0 // indirect

go.sum

@@ -133,7 +133,6 @@ github.com/aws/smithy-go v1.1.0/go.mod h1:EzMw8dbp/YJL4A5/sbhGddag+NPT7q084agLbB
 github.com/bazelbuild/rules_go v0.23.2 h1:Wxu7JjqnF78cKZbsBsARLSXx/jlGaSLCnUV3mTlyHvM=
 github.com/bazelbuild/rules_go v0.23.2/go.mod h1:MC23Dc/wkXEyk3Wpq6lCqz0ZAYOZDw2DR5y3N1q2i7M=
 github.com/benbjohnson/clock v1.0.2/go.mod h1:bGMdMPoPVvcYyt1gHDf4J2KE153Yf9BuiUKYMaxlTDM=
-github.com/benbjohnson/clock v1.0.3/go.mod h1:bGMdMPoPVvcYyt1gHDf4J2KE153Yf9BuiUKYMaxlTDM=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/benbjohnson/clock v1.3.0 h1:ip6w0uFQkncKQ979AypyG0ER7mqUSBdKLOgAle/AT8A=
 github.com/benbjohnson/clock v1.3.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
@@ -152,11 +151,17 @@ github.com/btcsuite/btcd v0.0.0-20171128150713-2e60448ffcc6/go.mod h1:Dmm/EzmjnC
 github.com/btcsuite/btcd v0.0.0-20190523000118-16327141da8c/go.mod h1:3J08xEfcugPacsc34/LKRU2yO7YmuT8yt28J8k2+rrI=
 github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
 github.com/btcsuite/btcd v0.21.0-beta/go.mod h1:ZSWyehm27aAuS9bvkATT+Xte3hjHZ+MRgMY/8NJ7K94=
-github.com/btcsuite/btcd v0.22.0-beta h1:LTDpDKUM5EeOFBPM8IXpinEcmZ6FWfNZbE3lfrfdnWo=
 github.com/btcsuite/btcd v0.22.0-beta/go.mod h1:9n5ntfhhHQBIhUvlhDvD3Qg6fRUj4jkN0VB8L8svzOA=
-github.com/btcsuite/btcd/btcec/v2 v2.1.2 h1:YoYoC9J0jwfukodSBMzZYUVQ8PTiYg4BnOWiJVzTmLs=
+github.com/btcsuite/btcd v0.22.1/go.mod h1:wqgTSL29+50LRkmOVknEdmt8ZojIzhuWvgu/iptuN7Y=
+github.com/btcsuite/btcd v0.23.1 h1:IB8cVQcC2X5mHbnfirLG5IZnkWYNTPlLZVrxUYSotbE=
+github.com/btcsuite/btcd v0.23.1/go.mod h1:0QJIIN1wwIXF/3G/m87gIwGniDMDQqjVn4SZgnFpsYY=
 github.com/btcsuite/btcd/btcec/v2 v2.1.2/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
+github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
+github.com/btcsuite/btcd/btcec/v2 v2.2.0 h1:fzn1qaOt32TuLjFlkzYSsBC35Q3KUjT1SwPxiMSCF5k=
+github.com/btcsuite/btcd/btcec/v2 v2.2.0/go.mod h1:U7MHm051Al6XmscBQ0BoNydpOTsFAn707034b5nY8zU=
 github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1 h1:q0rUy8C/TYNBQS1+CGKw68tLOFYSNEs0TFnxxnS9+4U=
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@@ -191,7 +196,6 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5P
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@@ -207,8 +211,8 @@ github.com/consensys/gnark-crypto v0.4.1-0.20210426202927-39ac3d4b3f1f/go.mod h1
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@@ -332,12 +336,11 @@ github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiD
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@@ -363,10 +366,12 @@ github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2
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@@ -597,8 +602,9 @@ github.com/huin/goupnp v1.0.0/go.mod h1:n9v9KO1tAxYH82qOn+UTIFQDmx5n1Zxd/ClZDMX7
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@@ -626,9 +632,11 @@ github.com/ipfs/go-cid v0.0.2/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUP
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@@ -636,17 +644,15 @@ github.com/ipfs/go-ds-leveldb v0.5.0/go.mod h1:d3XG9RUDzQ6V4SHi8+Xgj9j1XuEk1z82l
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@@ -701,14 +707,15 @@ github.com/klauspost/compress v1.9.8/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0
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@@ -717,8 +724,8 @@ github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxv
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@@ -739,26 +746,23 @@ github.com/leanovate/gopter v0.2.9/go.mod h1:U2L/78B+KVFIx2VmW6onHJQzXtFb+p5y3y2
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@@ -915,7 +882,6 @@ github.com/mattn/go-isatty v0.0.2/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNx
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@@ -939,15 +905,14 @@ github.com/microcosm-cc/bluemonday v1.0.1/go.mod h1:hsXNsILzKxV+sX77C5b8FSuKF00v
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@@ -1004,16 +969,21 @@ github.com/multiformats/go-multiaddr v0.3.1/go.mod h1:uPbspcUPd5AfaP6ql3ujFY+QWz
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@@ -1021,12 +991,13 @@ github.com/multiformats/go-multihash v0.0.10/go.mod h1:YSLudS+Pi8NHE7o6tb3D8vrpK
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@@ -1150,8 +1121,9 @@ github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP
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 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
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@@ -1171,9 +1143,9 @@ github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB8
 github.com/prometheus/common v0.15.0/go.mod h1:U+gB1OBLb1lF3O42bTCL+FK18tX9Oar16Clt/msog/s=
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 github.com/prometheus/common v0.26.0/go.mod h1:M7rCNAaPfAosfx8veZJCuw84e35h3Cfd9VFqTh1DIvc=
-github.com/prometheus/common v0.30.0/go.mod h1:vu+V0TpY+O6vW9J44gczi3Ap/oXXR10b+M/gUGO4Hls=
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 github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
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@@ -1192,8 +1164,8 @@ github.com/prometheus/tsdb v0.6.2-0.20190402121629-4f204dcbc150/go.mod h1:qhTCs0
 github.com/prometheus/tsdb v0.7.1/go.mod h1:qhTCs0VvXwvX/y3TZrWD7rabWM+ijKTux40TwIPHuXU=
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 github.com/prysmaticlabs/go-bitfield v0.0.0-20210108222456-8e92c3709aa0/go.mod h1:hCwmef+4qXWjv0jLDbQdWnL0Ol7cS7/lCSS26WR+u6s=
 github.com/prysmaticlabs/go-bitfield v0.0.0-20210809151128-385d8c5e3fb7 h1:0tVE4tdWQK9ZpYygoV7+vS6QkDvQVySboMVEIxBJmXw=
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@@ -1382,7 +1354,6 @@ github.com/wealdtech/go-eth2-wallet-types/v2 v2.8.2 h1:264/meVYWt1wFw6Mtn+xwkZkX
 github.com/wealdtech/go-eth2-wallet-types/v2 v2.8.2/go.mod h1:k6kmiKWSWBTd4OxFifTEkPaBLhZspnO2KFD5XJY9nqg=
 github.com/wercker/journalhook v0.0.0-20180428041537-5d0a5ae867b3 h1:shC1HB1UogxN5Ech3Yqaaxj1X/P656PPCB4RbojIJqc=
 github.com/wercker/journalhook v0.0.0-20180428041537-5d0a5ae867b3/go.mod h1:XCsSkdKK4gwBMNrOCZWww0pX6AOt+2gYc5Z6jBRrNVg=
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 github.com/whyrusleeping/mdns v0.0.0-20190826153040-b9b60ed33aa9/go.mod h1:j4l84WPFclQPj320J9gp0XwNKBb3U0zt5CBqjPp22G4=
 github.com/whyrusleeping/multiaddr-filter v0.0.0-20160516205228-e903e4adabd7 h1:E9S12nwJwEOXe2d6gT6qxdvqMnNq+VnSsKPgm2ZZNds=
 github.com/whyrusleeping/multiaddr-filter v0.0.0-20160516205228-e903e4adabd7/go.mod h1:X2c0RVCI1eSUFI8eLcY3c0423ykwiUdxLJtkDvruhjI=
@@ -1434,12 +1405,10 @@ go.uber.org/goleak v1.1.10/go.mod h1:8a7PlsEVH3e/a/GLqe5IIrQx6GzcnRmZEufDUTk4A7A
 go.uber.org/goleak v1.1.11-0.20210813005559-691160354723/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/goleak v1.1.11/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/goleak v1.1.12 h1:gZAh5/EyT/HQwlpkCy6wTpqfH9H8Lz8zbm3dZh+OyzA=
-go.uber.org/goleak v1.1.12/go.mod h1:cwTWslyiVhfpKIDGSZEM2HlOvcqm+tG4zioyIeLoqMQ=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/multierr v1.3.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
 go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
 go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU=
-go.uber.org/multierr v1.7.0/go.mod h1:7EAYxJLBy9rStEaz58O2t4Uvip6FSURkq8/ppBp95ak=
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@@ -1447,7 +1416,6 @@ go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 go.uber.org/zap v1.14.1/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
-go.uber.org/zap v1.15.0/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
 go.uber.org/zap v1.16.0/go.mod h1:MA8QOfq0BHJwdXa996Y4dYkAqRKB8/1K1QMMZVaNZjQ=
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@@ -1486,10 +1454,10 @@ golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm
 golang.org/x/crypto v0.0.0-20210505212654-3497b51f5e64/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/crypto v0.0.0-20210506145944-38f3c27a63bf/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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@@ -1505,8 +1473,8 @@ golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u0
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@@ -1551,7 +1519,6 @@ golang.org/x/net v0.0.0-20181220203305-927f97764cc3/go.mod h1:mL1N/T3taQHkDXs73r
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@@ -1582,7 +1549,6 @@ golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81R
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@@ -1597,10 +1563,11 @@ golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20210610132358-84b48f89b13b/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
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-golang.org/x/net v0.0.0-20210813160813-60bc85c4be6d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
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-golang.org/x/net v0.0.0-20220225172249-27dd8689420f h1:oA4XRj0qtSt8Yo1Zms0CUlsT3KG69V2UGQWPBxujDmc=
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+golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e h1:TsQ7F31D3bUCLeqPT0u+yjp1guoArKaNKmCr22PYgTQ=
+golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/oauth2 v0.0.0-20170912212905-13449ad91cb2/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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@@ -1611,8 +1578,9 @@ golang.org/x/oauth2 v0.0.0-20191202225959-858c2ad4c8b6/go.mod h1:gOpvHmFTYa4Iltr
 golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
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-golang.org/x/oauth2 v0.0.0-20210514164344-f6687ab2804c h1:pkQiBZBvdos9qq4wBAHqlzuZHEXo07pqV06ef90u1WI=
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+golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b h1:clP8eMhB30EHdc0bd2Twtq6kgU7yl5ub2cQLSdrv1Dg=
+golang.org/x/oauth2 v0.0.0-20220223155221-ee480838109b/go.mod h1:DAh4E804XQdzx2j+YRIaUnCqCV2RuMz24cGBJ5QYIrc=
 golang.org/x/perf v0.0.0-20180704124530-6e6d33e29852/go.mod h1:JLpeXjPJfIyPr5TlbXLkXWLhP8nz10XfvxElABhCtcw=
 golang.org/x/sync v0.0.0-20170517211232-f52d1811a629/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -1625,8 +1593,9 @@ golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f h1:Ax0t5p6N38Ga0dThY21weqDEyz2oklo4IvDkpigvkD8=
+golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20170830134202-bb24a47a89ea/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180810173357-98c5dad5d1a0/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -1718,16 +1687,18 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210426080607-c94f62235c83/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210503173754-0981d6026fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210511113859-b0526f3d8744/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210816183151-1e6c022a8912/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211214234402-4825e8c3871d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8 h1:OH54vjqzRWmbJ62fjuhxy7AxFFgoHN0/DPc/UrL8cAs=
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+golang.org/x/sys v0.0.0-20220702020025-31831981b65f h1:xdsejrW/0Wf2diT5CPp3XmKUNbr7Xvw8kYilQ+6qjRY=
+golang.org/x/sys v0.0.0-20220702020025-31831981b65f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 h1:JGgROgKl9N8DuW20oFS5gxc+lE67/N3FcwmBPMe7ArY=
@@ -1820,8 +1791,8 @@ golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.4/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.11-0.20220523181440-ccb10502d1a5 h1:FsZrnczqPMLkWZqyqBPGYJTko7xFkWqyypB7a4Xldkw=
-golang.org/x/tools v0.1.11-0.20220523181440-ccb10502d1a5/go.mod h1:SgwaegtQh8clINPpECJMqnxLv9I09HLqnW3RMqW0CA4=
+golang.org/x/tools v0.1.11 h1:loJ25fNOEhSXfHrpoGj91eCUThwdNX6u24rO1xnNteY=
+golang.org/x/tools v0.1.11/go.mod h1:SgwaegtQh8clINPpECJMqnxLv9I09HLqnW3RMqW0CA4=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -1956,7 +1927,6 @@ google.golang.org/protobuf v1.25.1-0.20200805231151-a709e31e5d12/go.mod h1:9JNX7
 google.golang.org/protobuf v1.25.1-0.20201208041424-160c7477e0e8/go.mod h1:hFxJC2f0epmp1elRCiEGJTKAWbwxZ2nvqZdHl3FQXCY=
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
 google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw=
 google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=