raft support sync mode

plugin/consensus/raft/block.go

@@ -95,13 +95,19 @@ func (client *Client) SetQueueClient(c queue.Client) {
 		client.InitBlock()
 	})
 	go client.EventLoop()
+	if !client.IsMining() {
+		rlog.Info("enter sync mode")
+		return
+	}
 	go client.readCommits(client.commitC, client.errorC)
 	go client.pollingTask()
 }
 
 // Close method
 func (client *Client) Close() {
-	client.cancel()
+	if client.cancel != nil {
+		client.cancel()
+	}
 	rlog.Info("consensus raft closed")
 }
 

plugin/consensus/raft/chain33.test.toml

@@ -71,8 +71,9 @@ poolCacheSize=10240
 [consensus]
 # 共识驱动名,支持solo/raft/ticket/tendermint/pbft
 name="raft"
-minerstart=false
+minerstart=true
 genesis="14KEKbYtKKQm4wMthSK9J4La4nAiidGozt"
+genesisBlockTime=1514533394
 
 [mver.consensus]
 fundKeyAddr = "1BQXS6TxaYYG5mADaWij4AxhZZUTpw95a5"

plugin/consensus/raft/controller.go

@@ -11,6 +11,7 @@ import (
 
 	log "github.com/33cn/chain33/common/log/log15"
 	"github.com/33cn/chain33/queue"
+	drivers "github.com/33cn/chain33/system/consensus"
 	"github.com/33cn/chain33/types"
 	"github.com/coreos/etcd/raft/raftpb"
 )
@@ -50,6 +51,15 @@ func init() {
 
 // NewRaftCluster create raft cluster
 func NewRaftCluster(cfg *types.Consensus, sub []byte) queue.Module {
+	genesis = cfg.Genesis
+	genesisBlockTime = cfg.GenesisBlockTime
+	if !cfg.Minerstart {
+		rlog.Info("node only sync block")
+		c := drivers.NewBaseClient(cfg)
+		client := &Client{BaseClient: c}
+		c.SetChild(client)
+		return client
+	}
 	rlog.Info("Start to create raft cluster")
 	var subcfg subConfig
 	if sub != nil {