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@ -8,6 +8,8 @@ import ( |
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"math/big" |
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"math/big" |
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"math/rand" |
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"math/rand" |
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"net" |
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"net" |
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"os" |
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"strconv" |
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"strings" |
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"strings" |
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"sync" |
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"sync" |
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"time" |
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"time" |
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@ -31,17 +33,26 @@ import ( |
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downloader_pb "github.com/harmony-one/harmony/syncing/downloader/proto" |
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downloader_pb "github.com/harmony-one/harmony/syncing/downloader/proto" |
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) |
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) |
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type NodeState byte |
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// State is a state of a node.
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type State byte |
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// All constants except the NodeLeader below are for validators only.
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const ( |
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const ( |
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NodeInit NodeState = iota // Node just started, before contacting BeaconChain
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NodeInit State = iota // Node just started, before contacting BeaconChain
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NodeWaitToJoin // Node contacted BeaconChain, wait to join Shard
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NodeWaitToJoin // Node contacted BeaconChain, wait to join Shard
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NodeJoinedShard // Node joined Shard, ready for consensus
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NodeJoinedShard // Node joined Shard, ready for consensus
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NodeOffline // Node is offline
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NodeOffline // Node is offline
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NodeReadyForConsensus // Node is ready to do consensus
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NodeReadyForConsensus // Node is ready to do consensus
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NodeDoingConsensus // Node is already doing consensus
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NodeDoingConsensus // Node is already doing consensus
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NodeLeader // Node is the leader of some shard.
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) |
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) |
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const ( |
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// TimeToSleepForSyncing is the time waiting for node transformed into NodeDoingConsensus
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TimeToSleepForSyncing = time.Second * 30 |
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) |
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// NetworkNode ...
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type NetworkNode struct { |
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type NetworkNode struct { |
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SelfPeer p2p.Peer |
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SelfPeer p2p.Peer |
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IDCPeer p2p.Peer |
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IDCPeer p2p.Peer |
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@ -64,14 +75,13 @@ type Node struct { |
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crossTxToReturnMutex sync.Mutex |
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crossTxToReturnMutex sync.Mutex |
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ClientPeer *p2p.Peer // The peer for the benchmark tx generator client, used for leaders to return proof-of-accept
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ClientPeer *p2p.Peer // The peer for the benchmark tx generator client, used for leaders to return proof-of-accept
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Client *client.Client // The presence of a client object means this node will also act as a client
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Client *client.Client // The presence of a client object means this node will also act as a client
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IsWaiting bool |
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SelfPeer p2p.Peer // TODO(minhdoan): it could be duplicated with Self below whose is Alok work.
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SelfPeer p2p.Peer // TODO(minhdoan): it could be duplicated with Self below whose is Alok work.
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IDCPeer p2p.Peer |
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IDCPeer p2p.Peer |
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SyncNode bool // TODO(minhdoan): Remove it later.
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SyncNode bool // TODO(minhdoan): Remove it later.
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chain *core.BlockChain // Account Model
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chain *core.BlockChain // Account Model
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Neighbors sync.Map // All the neighbor nodes, key is the sha256 of Peer IP/Port, value is the p2p.Peer
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Neighbors sync.Map // All the neighbor nodes, key is the sha256 of Peer IP/Port, value is the p2p.Peer
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State NodeState // State of the Node
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State State // State of the Node
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// Account Model
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// Account Model
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pendingTransactionsAccount types.Transactions // TODO: replace with txPool
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pendingTransactionsAccount types.Transactions // TODO: replace with txPool
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@ -150,6 +160,7 @@ func (node *Node) StartServer(port string) { |
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node.listenOnPort(port) |
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node.listenOnPort(port) |
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} |
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} |
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// SetLog sets log for Node.
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func (node *Node) SetLog() *Node { |
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func (node *Node) SetLog() *Node { |
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node.log = log.New() |
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node.log = log.New() |
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return node |
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return node |
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@ -205,7 +216,7 @@ func (node *Node) countNumTransactionsInBlockchainAccount() int { |
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return count |
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return count |
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} |
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} |
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//ConnectIdentityChain connects to identity chain
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//ConnectBeaconChain connects to identity chain
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func (node *Node) ConnectBeaconChain() { |
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func (node *Node) ConnectBeaconChain() { |
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Nnode := &NetworkNode{SelfPeer: node.SelfPeer, IDCPeer: node.IDCPeer} |
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Nnode := &NetworkNode{SelfPeer: node.SelfPeer, IDCPeer: node.IDCPeer} |
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msg := node.SerializeNode(Nnode) |
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msg := node.SerializeNode(Nnode) |
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@ -298,12 +309,16 @@ func New(consensus *bft.Consensus, db *hdb.LDBDatabase) *Node { |
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} |
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} |
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// Logger
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// Logger
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node.log = log.New() |
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node.log = log.New() |
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node.State = NodeInit |
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if consensus.IsLeader { |
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node.State = NodeLeader |
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} else { |
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node.State = NodeInit |
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} |
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return &node |
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return &node |
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} |
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} |
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// Add neighbors nodes
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// AddPeers adds neighbors nodes
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func (node *Node) AddPeers(peers []p2p.Peer) int { |
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func (node *Node) AddPeers(peers []p2p.Peer) int { |
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count := 0 |
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count := 0 |
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for _, p := range peers { |
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for _, p := range peers { |
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@ -332,14 +347,28 @@ func (node *Node) JoinShard(leader p2p.Peer) { |
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buffer := ping.ConstructPingMessage() |
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buffer := ping.ConstructPingMessage() |
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p2p.SendMessage(leader, buffer) |
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p2p.SendMessage(leader, buffer) |
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node.log.Debug("Sent ping message") |
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} |
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} |
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} |
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} |
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// StartDownloaderServer starts downloader server.
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// SupportSyncing keeps sleeping until it's doing consensus or it's a leader.
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func (node *Node) StartDownloaderServer() { |
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func (node *Node) SupportSyncing() { |
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node.InitSyncingServer() |
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node.StartSyncingServer() |
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} |
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// InitSyncingServer starts downloader server.
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func (node *Node) InitSyncingServer() { |
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node.downloaderServer = downloader.NewServer(node) |
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node.downloaderServer = downloader.NewServer(node) |
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// node.downloaderServer.Start(node.)
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} |
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// StartSyncingServer starts syncing server.
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func (node *Node) StartSyncingServer() { |
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if port, err := strconv.Atoi(node.SelfPeer.Port); err == nil { |
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node.downloaderServer.Start(node.SelfPeer.Ip, fmt.Sprintf("%d", port-1000)) |
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} else { |
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node.log.Error("Wrong port format provided") |
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os.Exit(1) |
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} |
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} |
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} |
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// CalculateResponse implements DownloadInterface on Node object.
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// CalculateResponse implements DownloadInterface on Node object.
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Rongjian Lan
6 years ago