You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
593 lines
20 KiB
593 lines
20 KiB
package node
|
|
|
|
import (
|
|
"bufio"
|
|
"bytes"
|
|
"encoding/gob"
|
|
"fmt"
|
|
"github.com/ethereum/go-ethereum/crypto"
|
|
"github.com/ethereum/go-ethereum/params"
|
|
"github.com/ethereum/go-ethereum/rlp"
|
|
"github.com/harmony-one/harmony/core/types"
|
|
"math/big"
|
|
"net"
|
|
"os"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/harmony-one/harmony/blockchain"
|
|
hmy_crypto "github.com/harmony-one/harmony/crypto"
|
|
"github.com/harmony-one/harmony/p2p"
|
|
"github.com/harmony-one/harmony/proto"
|
|
"github.com/harmony-one/harmony/proto/client"
|
|
"github.com/harmony-one/harmony/proto/consensus"
|
|
proto_identity "github.com/harmony-one/harmony/proto/identity"
|
|
proto_node "github.com/harmony-one/harmony/proto/node"
|
|
)
|
|
|
|
const (
|
|
// MinNumberOfTransactionsPerBlock is the min number of transaction per a block.
|
|
MinNumberOfTransactionsPerBlock = 6000
|
|
// MaxNumberOfTransactionsPerBlock is the max number of transaction per a block.
|
|
MaxNumberOfTransactionsPerBlock = 8000
|
|
// NumBlocksBeforeStateBlock is the number of blocks allowed before generating state block
|
|
NumBlocksBeforeStateBlock = 1000
|
|
)
|
|
|
|
// MaybeBroadcastAsValidator returns if the node is a validator node.
|
|
func (node *Node) MaybeBroadcastAsValidator(content []byte) {
|
|
if node.SelfPeer.ValidatorID > 0 && node.SelfPeer.ValidatorID <= p2p.MaxBroadCast {
|
|
go p2p.BroadcastMessageFromValidator(node.SelfPeer, node.Consensus.GetValidatorPeers(), content)
|
|
}
|
|
}
|
|
|
|
// NodeHandler handles a new incoming connection.
|
|
func (node *Node) NodeHandler(conn net.Conn) {
|
|
defer conn.Close()
|
|
|
|
// Read p2p message payload
|
|
content, err := p2p.ReadMessageContent(conn)
|
|
|
|
if err != nil {
|
|
node.log.Error("Read p2p data failed", "err", err, "node", node)
|
|
return
|
|
}
|
|
// TODO: this is tree broadcasting. this needs to be removed later. Actually the whole logic needs to be replaced by p2p.
|
|
node.MaybeBroadcastAsValidator(content)
|
|
|
|
consensusObj := node.Consensus
|
|
|
|
msgCategory, err := proto.GetMessageCategory(content)
|
|
if err != nil {
|
|
node.log.Error("Read node type failed", "err", err, "node", node)
|
|
return
|
|
}
|
|
|
|
msgType, err := proto.GetMessageType(content)
|
|
if err != nil {
|
|
node.log.Error("Read action type failed", "err", err, "node", node)
|
|
return
|
|
}
|
|
|
|
msgPayload, err := proto.GetMessagePayload(content)
|
|
if err != nil {
|
|
node.log.Error("Read message payload failed", "err", err, "node", node)
|
|
return
|
|
}
|
|
|
|
switch msgCategory {
|
|
case proto.Identity:
|
|
actionType := proto_identity.IdentityMessageType(msgType)
|
|
switch actionType {
|
|
case proto_identity.Identity:
|
|
messageType := proto_identity.MessageType(msgPayload[0])
|
|
switch messageType {
|
|
case proto_identity.Register:
|
|
fmt.Println("received a identity message")
|
|
// TODO(ak): fix it.
|
|
// node.processPOWMessage(msgPayload)
|
|
node.log.Info("NET: received message: IDENTITY/REGISTER")
|
|
default:
|
|
node.log.Error("Announce message should be sent to IdentityChain")
|
|
}
|
|
}
|
|
case proto.Consensus:
|
|
actionType := consensus.ConsensusMessageType(msgType)
|
|
switch actionType {
|
|
case consensus.Consensus:
|
|
if consensusObj.IsLeader {
|
|
node.log.Info("NET: received message: Consensus/Leader")
|
|
consensusObj.ProcessMessageLeader(msgPayload)
|
|
} else {
|
|
node.log.Info("NET: received message: Consensus/Validator")
|
|
consensusObj.ProcessMessageValidator(msgPayload)
|
|
}
|
|
}
|
|
case proto.Node:
|
|
actionType := proto_node.NodeMessageType(msgType)
|
|
switch actionType {
|
|
case proto_node.Transaction:
|
|
node.log.Info("NET: received message: Node/Transaction")
|
|
node.transactionMessageHandler(msgPayload)
|
|
case proto_node.Block:
|
|
node.log.Info("NET: received message: Node/Block")
|
|
blockMsgType := proto_node.BlockMessageType(msgPayload[0])
|
|
switch blockMsgType {
|
|
case proto_node.Sync:
|
|
decoder := gob.NewDecoder(bytes.NewReader(msgPayload[1:])) // skip the Sync messge type
|
|
blocks := new([]*blockchain.Block)
|
|
decoder.Decode(blocks)
|
|
if node.Client != nil && node.Client.UpdateBlocks != nil && blocks != nil {
|
|
node.Client.UpdateBlocks(*blocks)
|
|
}
|
|
}
|
|
case proto_node.BlockchainSync:
|
|
node.log.Info("NET: received message: Node/BlockchainSync")
|
|
node.handleBlockchainSync(msgPayload, conn)
|
|
case proto_node.Client:
|
|
node.log.Info("NET: received message: Node/Client")
|
|
clientMsgType := proto_node.ClientMessageType(msgPayload[0])
|
|
switch clientMsgType {
|
|
case proto_node.LookupUtxo:
|
|
decoder := gob.NewDecoder(bytes.NewReader(msgPayload[1:])) // skip the LookupUtxo messge type
|
|
|
|
fetchUtxoMessage := new(proto_node.FetchUtxoMessage)
|
|
decoder.Decode(fetchUtxoMessage)
|
|
|
|
utxoMap := node.UtxoPool.GetUtxoMapByAddresses(fetchUtxoMessage.Addresses)
|
|
|
|
p2p.SendMessage(fetchUtxoMessage.Sender, client.ConstructFetchUtxoResponseMessage(&utxoMap, node.UtxoPool.ShardID))
|
|
}
|
|
case proto_node.Control:
|
|
node.log.Info("NET: received message: Node/Control")
|
|
controlType := msgPayload[0]
|
|
if proto_node.ControlMessageType(controlType) == proto_node.STOP {
|
|
node.log.Debug("Stopping Node", "node", node, "numBlocks", len(node.blockchain.Blocks), "numTxsProcessed", node.countNumTransactionsInBlockchain())
|
|
|
|
sizeInBytes := node.UtxoPool.GetSizeInByteOfUtxoMap()
|
|
node.log.Debug("UtxoPool Report", "numEntries", len(node.UtxoPool.UtxoMap), "sizeInBytes", sizeInBytes)
|
|
|
|
avgBlockSizeInBytes := 0
|
|
txCount := 0
|
|
blockCount := 0
|
|
totalTxCount := 0
|
|
totalBlockCount := 0
|
|
avgTxSize := 0
|
|
|
|
for _, block := range node.blockchain.Blocks {
|
|
if block.IsStateBlock() {
|
|
totalTxCount += int(block.State.NumTransactions)
|
|
totalBlockCount += int(block.State.NumBlocks)
|
|
} else {
|
|
byteBuffer := bytes.NewBuffer([]byte{})
|
|
encoder := gob.NewEncoder(byteBuffer)
|
|
encoder.Encode(block)
|
|
avgBlockSizeInBytes += len(byteBuffer.Bytes())
|
|
|
|
txCount += len(block.Transactions)
|
|
blockCount++
|
|
totalTxCount += len(block.TransactionIds)
|
|
totalBlockCount++
|
|
|
|
byteBuffer = bytes.NewBuffer([]byte{})
|
|
encoder = gob.NewEncoder(byteBuffer)
|
|
encoder.Encode(block.Transactions)
|
|
avgTxSize += len(byteBuffer.Bytes())
|
|
}
|
|
}
|
|
if blockCount != 0 {
|
|
avgBlockSizeInBytes = avgBlockSizeInBytes / blockCount
|
|
avgTxSize = avgTxSize / txCount
|
|
}
|
|
|
|
node.log.Debug("Blockchain Report", "totalNumBlocks", totalBlockCount, "avgBlockSizeInCurrentEpoch", avgBlockSizeInBytes, "totalNumTxs", totalTxCount, "avgTxSzieInCurrentEpoch", avgTxSize)
|
|
|
|
os.Exit(0)
|
|
}
|
|
case proto_node.PING:
|
|
node.log.Info("NET: received message: PING")
|
|
node.pingMessageHandler(msgPayload)
|
|
case proto_node.PONG:
|
|
node.log.Info("NET: received message: PONG")
|
|
node.pongMessageHandler(msgPayload)
|
|
}
|
|
case proto.Client:
|
|
actionType := client.ClientMessageType(msgType)
|
|
node.log.Info("NET: received message: Client/Transaction")
|
|
switch actionType {
|
|
case client.Transaction:
|
|
if node.Client != nil {
|
|
node.Client.TransactionMessageHandler(msgPayload)
|
|
}
|
|
}
|
|
default:
|
|
node.log.Error("Unknown", "MsgCateory:", msgCategory)
|
|
}
|
|
}
|
|
|
|
// Refactor by moving this code into a sync package.
|
|
func (node *Node) handleBlockchainSync(payload []byte, conn net.Conn) {
|
|
// TODO(minhdoan): Looking to removing this.
|
|
w := bufio.NewWriter(conn)
|
|
FOR_LOOP:
|
|
for {
|
|
syncMsgType := proto_node.BlockchainSyncMessageType(payload[0])
|
|
switch syncMsgType {
|
|
case proto_node.GetBlock:
|
|
block := node.blockchain.FindBlock(payload[1:33])
|
|
w.Write(block.Serialize())
|
|
w.Flush()
|
|
case proto_node.GetLastBlockHashes:
|
|
blockchainSyncMessage := proto_node.BlockchainSyncMessage{
|
|
BlockHeight: len(node.blockchain.Blocks),
|
|
BlockHashes: node.blockchain.GetBlockHashes(),
|
|
}
|
|
w.Write(proto_node.SerializeBlockchainSyncMessage(&blockchainSyncMessage))
|
|
w.Flush()
|
|
case proto_node.Done:
|
|
break FOR_LOOP
|
|
}
|
|
content, err := p2p.ReadMessageContent(conn)
|
|
|
|
if err != nil {
|
|
node.log.Error("Failed in reading message content from syncing node", err)
|
|
return
|
|
}
|
|
|
|
msgCategory, _ := proto.GetMessageCategory(content)
|
|
if err != nil || msgCategory != proto.Node {
|
|
node.log.Error("Failed in reading message category from syncing node", err)
|
|
return
|
|
}
|
|
|
|
msgType, err := proto.GetMessageType(content)
|
|
actionType := proto_node.NodeMessageType(msgType)
|
|
if err != nil || actionType != proto_node.BlockchainSync {
|
|
node.log.Error("Failed in reading message type from syncing node", err)
|
|
return
|
|
}
|
|
|
|
payload, err = proto.GetMessagePayload(content)
|
|
if err != nil {
|
|
node.log.Error("Failed in reading payload from syncing node", err)
|
|
return
|
|
}
|
|
}
|
|
node.log.Info("HOORAY: Done sending info to syncing node.")
|
|
}
|
|
|
|
func (node *Node) transactionMessageHandler(msgPayload []byte) {
|
|
txMessageType := proto_node.TransactionMessageType(msgPayload[0])
|
|
|
|
switch txMessageType {
|
|
case proto_node.Send:
|
|
txDecoder := gob.NewDecoder(bytes.NewReader(msgPayload[1:])) // skip the Send messge type
|
|
txList := new([]*blockchain.Transaction)
|
|
err := txDecoder.Decode(txList)
|
|
if err != nil {
|
|
node.log.Error("Failed to deserialize transaction list", "error", err)
|
|
}
|
|
node.addPendingTransactions(*txList)
|
|
case proto_node.Request:
|
|
reader := bytes.NewBuffer(msgPayload[1:])
|
|
txIDs := make(map[[32]byte]bool)
|
|
buf := make([]byte, 32) // 32 byte hash Id
|
|
for {
|
|
_, err := reader.Read(buf)
|
|
if err != nil {
|
|
break
|
|
}
|
|
|
|
var txID [32]byte
|
|
copy(txID[:], buf)
|
|
txIDs[txID] = true
|
|
}
|
|
|
|
var txToReturn []*blockchain.Transaction
|
|
for _, tx := range node.pendingTransactions {
|
|
if txIDs[tx.ID] {
|
|
txToReturn = append(txToReturn, tx)
|
|
}
|
|
}
|
|
// TODO: return the transaction list to requester
|
|
case proto_node.Unlock:
|
|
txAndProofDecoder := gob.NewDecoder(bytes.NewReader(msgPayload[1:])) // skip the Unlock messge type
|
|
|
|
txAndProofs := new([]*blockchain.Transaction)
|
|
err := txAndProofDecoder.Decode(&txAndProofs)
|
|
if err != nil {
|
|
node.log.Error("Failed deserializing transaction and proofs list", "node", node)
|
|
}
|
|
node.log.Debug("RECEIVED Unlock MESSAGE", "num", len(*txAndProofs))
|
|
|
|
node.addPendingTransactions(*txAndProofs)
|
|
}
|
|
}
|
|
|
|
// WaitForConsensusReady ...
|
|
func (node *Node) WaitForConsensusReady(readySignal chan struct{}) {
|
|
node.log.Debug("Waiting for Consensus ready", "node", node)
|
|
|
|
var newBlock *blockchain.Block
|
|
timeoutCount := 0
|
|
for { // keep waiting for Consensus ready
|
|
retry := false
|
|
// TODO(minhdoan, rj): Refactor by sending signal in channel instead of waiting for 10 seconds.
|
|
select {
|
|
case <-readySignal:
|
|
time.Sleep(100 * time.Millisecond) // Delay a bit so validator is catched up.
|
|
case <-time.After(100 * time.Second):
|
|
retry = true
|
|
node.Consensus.ResetState()
|
|
timeoutCount++
|
|
node.log.Debug("Consensus timeout, retry!", "count", timeoutCount, "node", node)
|
|
}
|
|
|
|
//node.log.Debug("Adding new block", "currentChainSize", len(node.blockchain.Blocks), "numTxs", len(node.blockchain.GetLatestBlock().Transactions), "PrevHash", node.blockchain.GetLatestBlock().PrevBlockHash, "Hash", node.blockchain.GetLatestBlock().Hash)
|
|
if !retry {
|
|
if len(node.blockchain.Blocks) > NumBlocksBeforeStateBlock {
|
|
// Generate state block and run consensus on it
|
|
newBlock = node.blockchain.CreateStateBlock(node.UtxoPool)
|
|
} else {
|
|
// Normal tx block consensus
|
|
for {
|
|
// Once we have pending transactions we will try creating a new block
|
|
if len(node.pendingTransactions) >= MaxNumberOfTransactionsPerBlock {
|
|
node.log.Debug("Start selecting transactions")
|
|
selectedTxs, crossShardTxAndProofs := node.getTransactionsForNewBlock(MaxNumberOfTransactionsPerBlock)
|
|
|
|
if len(selectedTxs) < MinNumberOfTransactionsPerBlock {
|
|
node.log.Debug("No valid transactions exist", "pendingTx", len(node.pendingTransactions))
|
|
} else {
|
|
node.log.Debug("Creating new block", "numAllTxs", len(selectedTxs), "numCrossTxs", len(crossShardTxAndProofs), "pendingTxs", len(node.pendingTransactions), "currentChainSize", len(node.blockchain.Blocks))
|
|
|
|
node.transactionInConsensus = selectedTxs
|
|
node.CrossTxsInConsensus = crossShardTxAndProofs
|
|
newBlock = blockchain.NewBlock(selectedTxs, node.blockchain.GetLatestBlock().Hash, node.Consensus.ShardID)
|
|
break
|
|
}
|
|
}
|
|
// If not enough transactions to run Consensus,
|
|
// periodically check whether we have enough transactions to package into block.
|
|
time.Sleep(1 * time.Second)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Send the new block to Consensus so it can be confirmed.
|
|
if newBlock != nil {
|
|
node.BlockChannel <- *newBlock
|
|
}
|
|
}
|
|
}
|
|
|
|
// WaitForConsensusReady ...
|
|
func (node *Node) WaitForConsensusReadyAccount(readySignal chan struct{}) {
|
|
node.log.Debug("Waiting for Consensus ready", "node", node)
|
|
|
|
var newBlock *types.Block
|
|
timeoutCount := 0
|
|
for { // keep waiting for Consensus ready
|
|
retry := false
|
|
select {
|
|
case <-readySignal:
|
|
time.Sleep(100 * time.Millisecond) // Delay a bit so validator is catched up.
|
|
case <-time.After(100 * time.Second):
|
|
retry = true
|
|
node.Consensus.ResetState()
|
|
timeoutCount++
|
|
node.log.Debug("Consensus timeout, retry!", "count", timeoutCount, "node", node)
|
|
}
|
|
|
|
if !retry {
|
|
// Normal tx block consensus
|
|
// TODO: add new block generation logic
|
|
txs := make([]*types.Transaction, 100)
|
|
for i, _ := range txs {
|
|
randomUserKey, _ := crypto.GenerateKey()
|
|
randomUserAddress := crypto.PubkeyToAddress(randomUserKey.PublicKey)
|
|
tx, _ := types.SignTx(types.NewTransaction(node.worker.GetCurrentState().GetNonce(crypto.PubkeyToAddress(node.testBankKey.PublicKey)), randomUserAddress, big.NewInt(1000), params.TxGas, nil, nil), types.HomesteadSigner{}, node.testBankKey)
|
|
txs[i] = tx
|
|
}
|
|
node.worker.CommitTransactions(txs, crypto.PubkeyToAddress(node.testBankKey.PublicKey))
|
|
newBlock = node.worker.Commit()
|
|
|
|
// If not enough transactions to run Consensus,
|
|
// periodically check whether we have enough transactions to package into block.
|
|
time.Sleep(1 * time.Second)
|
|
}
|
|
|
|
// Send the new block to Consensus so it can be confirmed.
|
|
if newBlock != nil {
|
|
node.BlockChannelAccount <- newBlock
|
|
}
|
|
}
|
|
}
|
|
|
|
// SendBackProofOfAcceptOrReject is called by consensus participants to verify the block they are running consensus on
|
|
func (node *Node) SendBackProofOfAcceptOrReject() {
|
|
if node.ClientPeer != nil && len(node.CrossTxsToReturn) != 0 {
|
|
node.crossTxToReturnMutex.Lock()
|
|
proofs := []blockchain.CrossShardTxProof{}
|
|
for _, txAndProof := range node.CrossTxsToReturn {
|
|
proofs = append(proofs, *txAndProof.Proof)
|
|
}
|
|
node.CrossTxsToReturn = nil
|
|
node.crossTxToReturnMutex.Unlock()
|
|
|
|
node.log.Debug("SENDING PROOF TO CLIENT", "proofs", len(proofs))
|
|
p2p.SendMessage(*node.ClientPeer, client.ConstructProofOfAcceptOrRejectMessage(proofs))
|
|
}
|
|
}
|
|
|
|
// BroadcastNewBlock is called by consensus leader to sync new blocks with other clients/nodes.
|
|
// NOTE: For now, just send to the client (basically not broadcasting)
|
|
func (node *Node) BroadcastNewBlock(newBlock *blockchain.Block) {
|
|
if node.ClientPeer != nil {
|
|
node.log.Debug("NET: SENDING NEW BLOCK TO CLIENT")
|
|
p2p.SendMessage(*node.ClientPeer, proto_node.ConstructBlocksSyncMessage([]blockchain.Block{*newBlock}))
|
|
}
|
|
}
|
|
|
|
// VerifyNewBlock is called by consensus participants to verify the block they are running consensus on
|
|
func (node *Node) VerifyNewBlock(newBlock *blockchain.Block) bool {
|
|
if newBlock.AccountBlock != nil {
|
|
accountBlock := new(types.Block)
|
|
err := rlp.DecodeBytes(newBlock.AccountBlock, accountBlock)
|
|
if err != nil {
|
|
node.log.Error("Failed decoding the block with RLP")
|
|
}
|
|
return node.VerifyNewBlockAccount(accountBlock)
|
|
}
|
|
if newBlock.IsStateBlock() {
|
|
return node.UtxoPool.VerifyStateBlock(newBlock)
|
|
}
|
|
return node.UtxoPool.VerifyTransactions(newBlock.Transactions)
|
|
}
|
|
|
|
// VerifyNewBlock is called by consensus participants to verify the block (account model) they are running consensus on
|
|
func (node *Node) VerifyNewBlockAccount(newBlock *types.Block) bool {
|
|
fmt.Println("VerifyingNNNNNNNNNNNNNN")
|
|
|
|
fmt.Println("BALANCE 1")
|
|
fmt.Println(node.worker.GetCurrentState().GetBalance(crypto.PubkeyToAddress(node.testBankKey.PublicKey)))
|
|
return node.Chain.ValidateNewBlock(newBlock, crypto.PubkeyToAddress(node.testBankKey.PublicKey))
|
|
}
|
|
|
|
// PostConsensusProcessing is called by consensus participants, after consensus is done, to:
|
|
// 1. add the new block to blockchain
|
|
// 2. [leader] move cross shard tx and proof to the list where they wait to be sent to the client
|
|
func (node *Node) PostConsensusProcessing(newBlock *blockchain.Block) {
|
|
if newBlock.IsStateBlock() {
|
|
// Clear out old tx blocks and put state block as genesis
|
|
if node.db != nil {
|
|
node.log.Info("Deleting old blocks.")
|
|
for i := 1; i <= len(node.blockchain.Blocks); i++ {
|
|
blockchain.Delete(node.db, strconv.Itoa(i))
|
|
}
|
|
}
|
|
node.blockchain.Blocks = []*blockchain.Block{}
|
|
}
|
|
|
|
if node.Consensus.IsLeader {
|
|
// Move crossTx-in-consensus into the list to be returned to client
|
|
for _, crossTxAndProof := range node.CrossTxsInConsensus {
|
|
crossTxAndProof.Proof.BlockHash = newBlock.Hash
|
|
// TODO: fill in the signature proofs
|
|
}
|
|
if len(node.CrossTxsInConsensus) != 0 {
|
|
node.addCrossTxsToReturn(node.CrossTxsInConsensus)
|
|
node.CrossTxsInConsensus = []*blockchain.CrossShardTxAndProof{}
|
|
}
|
|
|
|
node.SendBackProofOfAcceptOrReject()
|
|
node.BroadcastNewBlock(newBlock)
|
|
}
|
|
|
|
node.AddNewBlock(newBlock)
|
|
node.UpdateUtxoAndState(newBlock)
|
|
}
|
|
|
|
// AddNewBlock is usedd to add new block into the blockchain.
|
|
func (node *Node) AddNewBlock(newBlock *blockchain.Block) {
|
|
// Add it to blockchain
|
|
node.blockchain.Blocks = append(node.blockchain.Blocks, newBlock)
|
|
// Store it into leveldb.
|
|
if node.db != nil {
|
|
node.log.Info("Writing new block into disk.")
|
|
newBlock.Write(node.db, strconv.Itoa(len(node.blockchain.Blocks)))
|
|
}
|
|
}
|
|
|
|
// UpdateUtxoAndState updates Utxo and state.
|
|
func (node *Node) UpdateUtxoAndState(newBlock *blockchain.Block) {
|
|
// Update UTXO pool
|
|
if newBlock.IsStateBlock() {
|
|
newUtxoPool := blockchain.CreateUTXOPoolFromGenesisBlock(newBlock)
|
|
node.UtxoPool.UtxoMap = newUtxoPool.UtxoMap
|
|
} else {
|
|
node.UtxoPool.Update(newBlock.Transactions)
|
|
}
|
|
// Clear transaction-in-Consensus list
|
|
node.transactionInConsensus = []*blockchain.Transaction{}
|
|
if node.Consensus.IsLeader {
|
|
node.log.Info("TX in New BLOCK", "num", len(newBlock.Transactions), "ShardID", node.UtxoPool.ShardID, "IsStateBlock", newBlock.IsStateBlock())
|
|
node.log.Info("LEADER CURRENT UTXO", "num", node.UtxoPool.CountNumOfUtxos(), "ShardID", node.UtxoPool.ShardID)
|
|
node.log.Info("LEADER LOCKED UTXO", "num", node.UtxoPool.CountNumOfLockedUtxos(), "ShardID", node.UtxoPool.ShardID)
|
|
}
|
|
}
|
|
|
|
func (node *Node) pingMessageHandler(msgPayload []byte) {
|
|
ping, err := proto_node.GetPingMessage(msgPayload)
|
|
if err != nil {
|
|
node.log.Error("Can't get Ping Message")
|
|
return
|
|
}
|
|
node.log.Info("Ping", "Msg", ping)
|
|
|
|
peer := new(p2p.Peer)
|
|
peer.Ip = ping.Node.IP
|
|
peer.Port = ping.Node.Port
|
|
|
|
peer.PubKey = hmy_crypto.Ed25519Curve.Point()
|
|
err = peer.PubKey.UnmarshalBinary(ping.Node.PubKey[:])
|
|
if err != nil {
|
|
node.log.Error("UnmarshalBinary Failed", "error", err)
|
|
return
|
|
}
|
|
|
|
// Add to Node's peer list
|
|
count := node.AddPeers([]p2p.Peer{*peer})
|
|
|
|
// Send a Pong message back
|
|
peers := make([]p2p.Peer, 0)
|
|
count = 0
|
|
node.Neighbors.Range(func(k, v interface{}) bool {
|
|
if p, ok := v.(p2p.Peer); ok {
|
|
peers = append(peers, p)
|
|
count++
|
|
return true
|
|
} else {
|
|
return false
|
|
}
|
|
})
|
|
pong := proto_node.NewPongMessage(peers)
|
|
buffer := pong.ConstructPongMessage()
|
|
|
|
p2p.SendMessage(*peer, buffer)
|
|
|
|
// TODO: broadcast pong messages to all neighbors
|
|
|
|
return
|
|
}
|
|
|
|
func (node *Node) pongMessageHandler(msgPayload []byte) {
|
|
pong, err := proto_node.GetPongMessage(msgPayload)
|
|
if err != nil {
|
|
node.log.Error("Can't get Pong Message")
|
|
return
|
|
}
|
|
// node.log.Info("Pong", "Msg", pong)
|
|
node.State = NodeJoinedShard
|
|
|
|
peers := make([]p2p.Peer, 0)
|
|
|
|
for _, p := range pong.Peers {
|
|
peer := new(p2p.Peer)
|
|
peer.Ip = p.IP
|
|
peer.Port = p.Port
|
|
|
|
peer.PubKey = hmy_crypto.Ed25519Curve.Point()
|
|
err = peer.PubKey.UnmarshalBinary(p.PubKey[:])
|
|
if err != nil {
|
|
node.log.Error("UnmarshalBinary Failed", "error", err)
|
|
continue
|
|
}
|
|
peers = append(peers, *peer)
|
|
}
|
|
|
|
node.AddPeers(peers)
|
|
// TODO: add public key to consensus.pubkeys
|
|
|
|
return
|
|
}
|
|
|