Merge branch 'dev' into feature/clear-stale-staking-data

consensus/consensus.go

@@ -98,8 +98,6 @@ type Consensus struct {
 	BlockVerifier VerifyBlockFunc
 	// verified block to state sync broadcast
 	VerifiedNewBlock chan *types.Block
-	// will trigger state syncing when blockNum is low
-	BlockNumLowChan chan struct{}
 	// Channel for DRG protocol to send pRnd (preimage of randomness resulting from combined vrf
 	// randomnesses) to consensus. The first 32 bytes are randomness, the rest is for bitmap.
 	PRndChannel chan []byte
@@ -279,7 +277,6 @@ func New(
 		AggregateSig: aggregateSig,
 		host:         host,
 		msgSender:    NewMessageSender(host),
-		BlockNumLowChan: make(chan struct{}, 1),
 		// FBFT timeout
 		consensusTimeout: createTimeout(),
 	}

consensus/consensus_test.go

@@ -33,7 +33,6 @@ func TestConsensusInitialization(t *testing.T) {
 	assert.Equal(t, decider, consensus.Decider)
 	assert.Equal(t, host, consensus.host)
 	assert.Equal(t, messageSender, consensus.msgSender)
-	assert.IsType(t, make(chan struct{}), consensus.BlockNumLowChan)
 
 	// FBFTLog
 	assert.NotNil(t, consensus.FBFTLog())

consensus/downloader.go

@@ -110,14 +110,3 @@ func (consensus *Consensus) spinUpStateSync() {
 		v.Stop()
 	}
 }
-
-func (consensus *Consensus) spinLegacyStateSync() {
-	select {
-	case consensus.BlockNumLowChan <- struct{}{}:
-		consensus.current.SetMode(Syncing)
-		for _, v := range consensus.consensusTimeout {
-			v.Stop()
-		}
-	default:
-	}
-}

node/node.go

@@ -158,10 +158,6 @@ func (node *Node) SyncInstance() ISync {
 	return node.GetOrCreateSyncInstance(true)
 }
 
-func (node *Node) CurrentSyncInstance() bool {
-	return node.GetOrCreateSyncInstance(false) != nil
-}
-
 // GetOrCreateSyncInstance returns an instance of state sync, either legacy or staged
 // if initiate sets to true, it generates a new instance
 func (node *Node) GetOrCreateSyncInstance(initiate bool) ISync {

node/node_syncing.go

@@ -7,30 +7,28 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/harmony-one/harmony/internal/tikv"
-	"github.com/multiformats/go-multiaddr"
-
-	prom "github.com/harmony-one/harmony/api/service/prometheus"
-	"github.com/prometheus/client_golang/prometheus"
-
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/rlp"
-	lru "github.com/hashicorp/golang-lru"
-	"github.com/pkg/errors"
-
 	"github.com/harmony-one/harmony/api/service"
 	"github.com/harmony-one/harmony/api/service/legacysync"
 	legdownloader "github.com/harmony-one/harmony/api/service/legacysync/downloader"
 	downloader_pb "github.com/harmony-one/harmony/api/service/legacysync/downloader/proto"
+	prom "github.com/harmony-one/harmony/api/service/prometheus"
 	"github.com/harmony-one/harmony/api/service/stagedstreamsync"
 	"github.com/harmony-one/harmony/api/service/stagedsync"
 	"github.com/harmony-one/harmony/api/service/synchronize"
+	"github.com/harmony-one/harmony/consensus"
 	"github.com/harmony-one/harmony/core"
 	"github.com/harmony-one/harmony/core/types"
 	nodeconfig "github.com/harmony-one/harmony/internal/configs/node"
+	"github.com/harmony-one/harmony/internal/tikv"
 	"github.com/harmony-one/harmony/internal/utils"
 	"github.com/harmony-one/harmony/p2p"
 	"github.com/harmony-one/harmony/shard"
+	lru "github.com/hashicorp/golang-lru"
+	"github.com/multiformats/go-multiaddr"
+	"github.com/pkg/errors"
+	"github.com/prometheus/client_golang/prometheus"
 )
 
 // Constants related to doing syncing.
@@ -279,20 +277,16 @@ func (node *Node) DoSyncing(bc core.BlockChain, willJoinConsensus bool) {
 	for {
 		select {
 		case <-ticker.C:
-			node.doSync(bc, willJoinConsensus)
-		case <-node.Consensus.BlockNumLowChan:
-			node.doSync(bc, willJoinConsensus)
+			node.doSync(node.SyncInstance(), node.SyncingPeerProvider, bc, node.Consensus, willJoinConsensus)
 		}
 	}
 }
 
 // doSync keep the node in sync with other peers, willJoinConsensus means the node will try to join consensus after catch up
-func (node *Node) doSync(bc core.BlockChain, willJoinConsensus bool) {
-
-	syncInstance := node.SyncInstance()
+func (node *Node) doSync(syncInstance ISync, syncingPeerProvider SyncingPeerProvider, bc core.BlockChain, consensus *consensus.Consensus, willJoinConsensus bool) {
 	if syncInstance.GetActivePeerNumber() < legacysync.NumPeersLowBound {
 		shardID := bc.ShardID()
-		peers, err := node.SyncingPeerProvider.SyncingPeers(shardID)
+		peers, err := syncingPeerProvider.SyncingPeers(shardID)
 		if err != nil {
 			utils.Logger().Warn().
 				Err(err).
@@ -313,13 +307,13 @@ func (node *Node) doSync(bc core.BlockChain, willJoinConsensus bool) {
 	if isSynchronized, _, _ := syncInstance.GetParsedSyncStatusDoubleChecked(); !isSynchronized {
 		node.IsSynchronized.UnSet()
 		if willJoinConsensus {
-			node.Consensus.BlocksNotSynchronized()
+			consensus.BlocksNotSynchronized()
 		}
 		isBeacon := bc.ShardID() == shard.BeaconChainShardID
-		syncInstance.SyncLoop(bc, isBeacon, node.Consensus, legacysync.LoopMinTime)
+		syncInstance.SyncLoop(bc, isBeacon, consensus, legacysync.LoopMinTime)
 		if willJoinConsensus {
 			node.IsSynchronized.Set()
-			node.Consensus.BlocksSynchronized()
+			consensus.BlocksSynchronized()
 		}
 	}
 	node.IsSynchronized.Set()
@@ -415,7 +409,7 @@ func (node *Node) SendNewBlockToUnsync() {
 			utils.Logger().Warn().Msg("[SYNC] unable to encode block to hashes")
 			continue
 		}
-		blockWithSigBytes, err := node.getEncodedBlockWithSigFromBlock(block)
+		blockWithSigBytes, err := getEncodedBlockWithSigFromBlock(block)
 		if err != nil {
 			utils.Logger().Warn().Err(err).Msg("[SYNC] rlp encode BlockWithSig")
 			continue
@@ -747,7 +741,7 @@ func (node *Node) getEncodedBlockWithSigByHeight(height uint64) ([]byte, error)
 	return b, nil
 }
 
-func (node *Node) getEncodedBlockWithSigFromBlock(block *types.Block) ([]byte, error) {
+func getEncodedBlockWithSigFromBlock(block *types.Block) ([]byte, error) {
 	bwh := legacysync.BlockWithSig{
 		Block:              block,
 		CommitSigAndBitmap: block.GetCurrentCommitSig(),