forked from cerc-io/plugeth
Merge branch 'develop' of https://github.com/ethersphere/go-ethereum into ethersphere-develop
This commit is contained in:
obscuren
commit
a35be3a12a
@ -238,13 +238,11 @@ func (self *ChainManager) GetBlockHashesFromHash(hash []byte, max uint64) (chain
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// XXX Could be optimised by using a different database which only holds hashes (i.e., linked list)
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for i := uint64(0); i < max; i++ {
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block = self.GetBlock(block.Header().ParentHash)
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chain = append(chain, block.Hash())
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if block.Header().Number.Cmp(ethutil.Big0) <= 0 {
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break
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}
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block = self.GetBlock(block.Header().ParentHash)
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}
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return
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@ -1,6 +1,7 @@
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package eth
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import (
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"bytes"
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"fmt"
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"math"
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"math/big"
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@ -24,8 +25,8 @@ const (
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blocksRequestRepetition = 1
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blockHashesRequestInterval = 500 // ms
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blocksRequestMaxIdleRounds = 100
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cacheTimeout = 3 // minutes
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blockTimeout = 5 // minutes
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blockHashesTimeout = 60 // seconds
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blocksTimeout = 120 // seconds
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)
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type poolNode struct {
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@ -70,9 +71,14 @@ type BlockPool struct {
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type peerInfo struct {
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lock sync.RWMutex
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td *big.Int
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currentBlock []byte
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id string
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td *big.Int
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currentBlockHash []byte
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currentBlock *types.Block
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currentBlockC chan *types.Block
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parentHash []byte
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headSection *section
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headSectionC chan *section
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id string
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requestBlockHashes func([]byte) error
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requestBlocks func([][]byte) error
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@ -203,30 +209,39 @@ func (self *BlockPool) Wait(t time.Duration) {
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// AddPeer is called by the eth protocol instance running on the peer after
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// the status message has been received with total difficulty and current block hash
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// AddPeer can only be used once, RemovePeer needs to be called when the peer disconnects
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func (self *BlockPool) AddPeer(td *big.Int, currentBlock []byte, peerId string, requestBlockHashes func([]byte) error, requestBlocks func([][]byte) error, peerError func(int, string, ...interface{})) bool {
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func (self *BlockPool) AddPeer(td *big.Int, currentBlockHash []byte, peerId string, requestBlockHashes func([]byte) error, requestBlocks func([][]byte) error, peerError func(int, string, ...interface{})) (best bool) {
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self.peersLock.Lock()
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defer self.peersLock.Unlock()
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peer, ok := self.peers[peerId]
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if ok {
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poolLogger.Debugf("Update peer %v with td %v and current block %x", peerId, td, currentBlock[:4])
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peer.td = td
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peer.currentBlock = currentBlock
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if bytes.Compare(peer.currentBlockHash, currentBlockHash) != 0 {
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poolLogger.Debugf("Update peer %v with td %v and current block %s", peerId, td, name(currentBlockHash))
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peer.lock.Lock()
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peer.td = td
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peer.currentBlockHash = currentBlockHash
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peer.currentBlock = nil
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peer.parentHash = nil
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peer.headSection = nil
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peer.lock.Unlock()
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}
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} else {
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peer = &peerInfo{
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td: td,
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currentBlock: currentBlock,
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currentBlockHash: currentBlockHash,
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id: peerId, //peer.Identity().Pubkey()
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requestBlockHashes: requestBlockHashes,
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requestBlocks: requestBlocks,
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peerError: peerError,
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sections: make(map[string]*section),
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currentBlockC: make(chan *types.Block),
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headSectionC: make(chan *section),
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}
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self.peers[peerId] = peer
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poolLogger.Debugf("add new peer %v with td %v and current block %x", peerId, td, currentBlock[:4])
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poolLogger.Debugf("add new peer %v with td %v and current block %x", peerId, td, currentBlockHash[:4])
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}
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// check peer current head
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if self.hasBlock(currentBlock) {
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if self.hasBlock(currentBlockHash) {
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// peer not ahead
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return false
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}
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@ -234,22 +249,135 @@ func (self *BlockPool) AddPeer(td *big.Int, currentBlock []byte, peerId string,
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if self.peer == peer {
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// new block update
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// peer is already active best peer, request hashes
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poolLogger.Debugf("[%s] already the best peer. request hashes from %s", peerId, name(currentBlock))
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peer.requestBlockHashes(currentBlock)
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return true
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poolLogger.Debugf("[%s] already the best peer. Request new head section info from %s", peerId, name(currentBlockHash))
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peer.headSectionC <- nil
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best = true
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} else {
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currentTD := ethutil.Big0
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if self.peer != nil {
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currentTD = self.peer.td
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}
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if td.Cmp(currentTD) > 0 {
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poolLogger.Debugf("peer %v promoted best peer", peerId)
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self.switchPeer(self.peer, peer)
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self.peer = peer
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best = true
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}
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}
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return
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}
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currentTD := ethutil.Big0
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if self.peer != nil {
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currentTD = self.peer.td
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}
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if td.Cmp(currentTD) > 0 {
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poolLogger.Debugf("peer %v promoted best peer", peerId)
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self.switchPeer(self.peer, peer)
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self.peer = peer
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return true
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}
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return false
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func (self *BlockPool) requestHeadSection(peer *peerInfo) {
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self.wg.Add(1)
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self.procWg.Add(1)
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poolLogger.Debugf("[%s] head section at [%s] requesting info", peer.id, name(peer.currentBlockHash))
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go func() {
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var idle bool
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peer.lock.RLock()
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quitC := peer.quitC
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currentBlockHash := peer.currentBlockHash
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peer.lock.RUnlock()
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blockHashesRequestTimer := time.NewTimer(0)
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blocksRequestTimer := time.NewTimer(0)
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suicide := time.NewTimer(blockHashesTimeout * time.Second)
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blockHashesRequestTimer.Stop()
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defer blockHashesRequestTimer.Stop()
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defer blocksRequestTimer.Stop()
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entry := self.get(currentBlockHash)
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if entry != nil {
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entry.node.lock.RLock()
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currentBlock := entry.node.block
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entry.node.lock.RUnlock()
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if currentBlock != nil {
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peer.lock.Lock()
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peer.currentBlock = currentBlock
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peer.parentHash = currentBlock.ParentHash()
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poolLogger.Debugf("[%s] head block [%s] found", peer.id, name(currentBlockHash))
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peer.lock.Unlock()
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blockHashesRequestTimer.Reset(0)
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blocksRequestTimer.Stop()
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}
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}
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LOOP:
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for {
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select {
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case <-self.quit:
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break LOOP
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case <-quitC:
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poolLogger.Debugf("[%s] head section at [%s] incomplete - quit request loop", peer.id, name(currentBlockHash))
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break LOOP
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case headSection := <-peer.headSectionC:
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peer.lock.Lock()
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peer.headSection = headSection
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if headSection == nil {
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oldBlockHash := currentBlockHash
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currentBlockHash = peer.currentBlockHash
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poolLogger.Debugf("[%s] head section changed [%s] -> [%s]", peer.id, name(oldBlockHash), name(currentBlockHash))
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if idle {
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idle = false
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suicide.Reset(blockHashesTimeout * time.Second)
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self.procWg.Add(1)
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}
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blocksRequestTimer.Reset(blocksRequestInterval * time.Millisecond)
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} else {
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poolLogger.DebugDetailf("[%s] head section at [%s] created", peer.id, name(currentBlockHash))
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if !idle {
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idle = true
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suicide.Stop()
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self.procWg.Done()
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}
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}
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peer.lock.Unlock()
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blockHashesRequestTimer.Stop()
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case <-blockHashesRequestTimer.C:
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poolLogger.DebugDetailf("[%s] head section at [%s] not found, requesting block hashes", peer.id, name(currentBlockHash))
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peer.requestBlockHashes(currentBlockHash)
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blockHashesRequestTimer.Reset(blockHashesRequestInterval * time.Millisecond)
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case currentBlock := <-peer.currentBlockC:
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peer.lock.Lock()
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peer.currentBlock = currentBlock
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peer.parentHash = currentBlock.ParentHash()
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poolLogger.DebugDetailf("[%s] head block [%s] found", peer.id, name(currentBlockHash))
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peer.lock.Unlock()
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if self.hasBlock(currentBlock.ParentHash()) {
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if err := self.insertChain(types.Blocks([]*types.Block{currentBlock})); err != nil {
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peer.peerError(ErrInvalidBlock, "%v", err)
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}
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if !idle {
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idle = true
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suicide.Stop()
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self.procWg.Done()
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}
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} else {
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blockHashesRequestTimer.Reset(0)
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}
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blocksRequestTimer.Stop()
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case <-blocksRequestTimer.C:
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peer.lock.RLock()
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poolLogger.DebugDetailf("[%s] head block [%s] not found, requesting", peer.id, name(currentBlockHash))
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peer.requestBlocks([][]byte{peer.currentBlockHash})
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peer.lock.RUnlock()
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blocksRequestTimer.Reset(blocksRequestInterval * time.Millisecond)
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case <-suicide.C:
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peer.peerError(ErrInsufficientChainInfo, "peer failed to provide block hashes or head block for block hash %x", currentBlockHash)
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break LOOP
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}
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}
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self.wg.Done()
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if !idle {
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self.procWg.Done()
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}
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}()
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}
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// RemovePeer is called by the eth protocol when the peer disconnects
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@ -274,13 +402,13 @@ func (self *BlockPool) RemovePeer(peerId string) {
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newPeer = info
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}
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}
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self.peer = newPeer
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self.switchPeer(peer, newPeer)
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if newPeer != nil {
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poolLogger.Debugf("peer %v with td %v promoted to best peer", newPeer.id, newPeer.td)
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} else {
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poolLogger.Warnln("no peers")
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}
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self.peer = newPeer
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self.switchPeer(peer, newPeer)
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}
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}
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@ -299,25 +427,56 @@ func (self *BlockPool) AddBlockHashes(next func() ([]byte, bool), peerId string)
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return
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}
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// peer is still the best
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poolLogger.Debugf("adding hashes for best peer %s", peerId)
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var size, n int
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var hash []byte
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var ok bool
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var section, child, parent *section
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var ok, headSection bool
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var sec, child, parent *section
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var entry *poolEntry
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var nodes []*poolNode
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bestPeer := peer
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hash, ok = next()
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peer.lock.Lock()
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if bytes.Compare(peer.parentHash, hash) == 0 {
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if self.hasBlock(peer.currentBlockHash) {
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return
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}
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poolLogger.Debugf("adding hashes at chain head for best peer %s starting from [%s]", peerId, name(peer.currentBlockHash))
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headSection = true
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if entry := self.get(peer.currentBlockHash); entry == nil {
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node := &poolNode{
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hash: peer.currentBlockHash,
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block: peer.currentBlock,
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peer: peerId,
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blockBy: peerId,
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}
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if size == 0 {
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sec = newSection()
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}
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nodes = append(nodes, node)
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size++
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n++
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} else {
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child = entry.section
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}
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} else {
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poolLogger.Debugf("adding hashes for best peer %s starting from [%s]", peerId, name(hash))
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}
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quitC := peer.quitC
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peer.lock.Unlock()
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LOOP:
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// iterate using next (rlp stream lazy decoder) feeding hashesC
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for hash, ok = next(); ok; hash, ok = next() {
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for ; ok; hash, ok = next() {
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n++
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select {
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case <-self.quit:
|
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return
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case <-peer.quitC:
|
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case <-quitC:
|
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// if the peer is demoted, no more hashes taken
|
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peer = nil
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bestPeer = nil
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break LOOP
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default:
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}
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@ -325,8 +484,8 @@ LOOP:
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||||
// check if known block connecting the downloaded chain to our blockchain
|
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poolLogger.DebugDetailf("[%s] known block", name(hash))
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// mark child as absolute pool root with parent known to blockchain
|
||||
if section != nil {
|
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self.connectToBlockChain(section)
|
||||
if sec != nil {
|
||||
self.connectToBlockChain(sec)
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||||
} else {
|
||||
if child != nil {
|
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self.connectToBlockChain(child)
|
||||
@ -340,6 +499,7 @@ LOOP:
|
||||
// reached a known chain in the pool
|
||||
if entry.node == entry.section.bottom && n == 1 {
|
||||
// the first block hash received is an orphan in the pool, so rejoice and continue
|
||||
poolLogger.DebugDetailf("[%s] connecting child section", sectionName(entry.section))
|
||||
child = entry.section
|
||||
continue LOOP
|
||||
}
|
||||
@ -353,7 +513,7 @@ LOOP:
|
||||
peer: peerId,
|
||||
}
|
||||
if size == 0 {
|
||||
section = newSection()
|
||||
sec = newSection()
|
||||
}
|
||||
nodes = append(nodes, node)
|
||||
size++
|
||||
@ -379,10 +539,10 @@ LOOP:
|
||||
}
|
||||
|
||||
if size > 0 {
|
||||
self.processSection(section, nodes)
|
||||
poolLogger.DebugDetailf("[%s]->[%s](%v)->[%s] new chain section", sectionName(parent), sectionName(section), size, sectionName(child))
|
||||
self.link(parent, section)
|
||||
self.link(section, child)
|
||||
self.processSection(sec, nodes)
|
||||
poolLogger.DebugDetailf("[%s]->[%s](%v)->[%s] new chain section", sectionName(parent), sectionName(sec), size, sectionName(child))
|
||||
self.link(parent, sec)
|
||||
self.link(sec, child)
|
||||
} else {
|
||||
poolLogger.DebugDetailf("[%s]->[%s] connecting known sections", sectionName(parent), sectionName(child))
|
||||
self.link(parent, child)
|
||||
@ -390,15 +550,31 @@ LOOP:
|
||||
|
||||
self.chainLock.Unlock()
|
||||
|
||||
if parent != nil && peer != nil {
|
||||
if parent != nil && bestPeer != nil {
|
||||
self.activateChain(parent, peer)
|
||||
poolLogger.Debugf("[%s] activate parent section [%s]", name(parent.top.hash), sectionName(parent))
|
||||
}
|
||||
|
||||
if section != nil {
|
||||
peer.addSection(section.top.hash, section)
|
||||
section.controlC <- peer
|
||||
poolLogger.Debugf("[%s] activate new section", sectionName(section))
|
||||
if sec != nil {
|
||||
peer.addSection(sec.top.hash, sec)
|
||||
// request next section here once, only repeat if bottom block arrives,
|
||||
// otherwise no way to check if it arrived
|
||||
peer.requestBlockHashes(sec.bottom.hash)
|
||||
sec.controlC <- bestPeer
|
||||
poolLogger.Debugf("[%s] activate new section", sectionName(sec))
|
||||
}
|
||||
|
||||
if headSection {
|
||||
var headSec *section
|
||||
switch {
|
||||
case sec != nil:
|
||||
headSec = sec
|
||||
case child != nil:
|
||||
headSec = child
|
||||
default:
|
||||
headSec = parent
|
||||
}
|
||||
peer.headSectionC <- headSec
|
||||
}
|
||||
}
|
||||
|
||||
@ -426,14 +602,21 @@ func sectionName(section *section) (name string) {
|
||||
// only the first PoW-valid block for a hash is considered legit
|
||||
func (self *BlockPool) AddBlock(block *types.Block, peerId string) {
|
||||
hash := block.Hash()
|
||||
if self.hasBlock(hash) {
|
||||
poolLogger.DebugDetailf("block [%s] already known", name(hash))
|
||||
return
|
||||
}
|
||||
self.peersLock.Lock()
|
||||
peer := self.peer
|
||||
self.peersLock.Unlock()
|
||||
|
||||
entry := self.get(hash)
|
||||
if bytes.Compare(hash, peer.currentBlockHash) == 0 {
|
||||
poolLogger.Debugf("add head block [%s] for peer %s", name(hash), peerId)
|
||||
peer.currentBlockC <- block
|
||||
} else {
|
||||
if entry == nil {
|
||||
poolLogger.Warnf("unrequested block [%s] by peer %s", name(hash), peerId)
|
||||
self.peerError(peerId, ErrUnrequestedBlock, "%x", hash)
|
||||
}
|
||||
}
|
||||
if entry == nil {
|
||||
poolLogger.Warnf("unrequested block [%x] by peer %s", hash, peerId)
|
||||
self.peerError(peerId, ErrUnrequestedBlock, "%x", hash)
|
||||
return
|
||||
}
|
||||
|
||||
@ -443,17 +626,21 @@ func (self *BlockPool) AddBlock(block *types.Block, peerId string) {
|
||||
|
||||
// check if block already present
|
||||
if node.block != nil {
|
||||
poolLogger.DebugDetailf("block [%x] already sent by %s", name(hash), node.blockBy)
|
||||
poolLogger.DebugDetailf("block [%s] already sent by %s", name(hash), node.blockBy)
|
||||
return
|
||||
}
|
||||
|
||||
// validate block for PoW
|
||||
if !self.verifyPoW(block) {
|
||||
poolLogger.Warnf("invalid pow on block [%x] by peer %s", hash, peerId)
|
||||
self.peerError(peerId, ErrInvalidPoW, "%x", hash)
|
||||
return
|
||||
}
|
||||
if self.hasBlock(hash) {
|
||||
poolLogger.DebugDetailf("block [%s] already known", name(hash))
|
||||
} else {
|
||||
|
||||
// validate block for PoW
|
||||
if !self.verifyPoW(block) {
|
||||
poolLogger.Warnf("invalid pow on block [%s] by peer %s", name(hash), peerId)
|
||||
self.peerError(peerId, ErrInvalidPoW, "%x", hash)
|
||||
return
|
||||
}
|
||||
}
|
||||
poolLogger.Debugf("added block [%s] sent by peer %s", name(hash), peerId)
|
||||
node.block = block
|
||||
node.blockBy = peerId
|
||||
@ -544,23 +731,23 @@ LOOP:
|
||||
// - when turned off (if peer disconnects and new peer connects with alternative chain), no blockrequests are made but absolute expiry timer is ticking
|
||||
// - when turned back on it recursively calls itself on the root of the next chain section
|
||||
// - when exits, signals to
|
||||
func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
func (self *BlockPool) processSection(sec *section, nodes []*poolNode) {
|
||||
|
||||
for i, node := range nodes {
|
||||
entry := &poolEntry{node: node, section: section, index: i}
|
||||
entry := &poolEntry{node: node, section: sec, index: i}
|
||||
self.set(node.hash, entry)
|
||||
}
|
||||
|
||||
section.bottom = nodes[len(nodes)-1]
|
||||
section.top = nodes[0]
|
||||
section.nodes = nodes
|
||||
poolLogger.DebugDetailf("[%s] setup section process", sectionName(section))
|
||||
sec.bottom = nodes[len(nodes)-1]
|
||||
sec.top = nodes[0]
|
||||
sec.nodes = nodes
|
||||
poolLogger.DebugDetailf("[%s] setup section process", sectionName(sec))
|
||||
|
||||
self.wg.Add(1)
|
||||
go func() {
|
||||
|
||||
// absolute time after which sub-chain is killed if not complete (some blocks are missing)
|
||||
suicideTimer := time.After(blockTimeout * time.Minute)
|
||||
suicideTimer := time.After(blocksTimeout * time.Second)
|
||||
|
||||
var peer, newPeer *peerInfo
|
||||
|
||||
@ -580,21 +767,23 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
var insertChain bool
|
||||
var quitC chan bool
|
||||
|
||||
var blockChainC = section.blockChainC
|
||||
var blockChainC = sec.blockChainC
|
||||
|
||||
var parentHash []byte
|
||||
|
||||
LOOP:
|
||||
for {
|
||||
|
||||
if insertChain {
|
||||
insertChain = false
|
||||
rest, err := self.addSectionToBlockChain(section)
|
||||
rest, err := self.addSectionToBlockChain(sec)
|
||||
if err != nil {
|
||||
close(section.suicideC)
|
||||
close(sec.suicideC)
|
||||
continue LOOP
|
||||
}
|
||||
if rest == 0 {
|
||||
blocksRequestsComplete = true
|
||||
child := self.getChild(section)
|
||||
child := self.getChild(sec)
|
||||
if child != nil {
|
||||
self.connectToBlockChain(child)
|
||||
}
|
||||
@ -603,7 +792,7 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
|
||||
if blockHashesRequestsComplete && blocksRequestsComplete {
|
||||
// not waiting for hashes any more
|
||||
poolLogger.Debugf("[%s] section complete %v blocks retrieved (%v attempts), hash requests complete on root (%v attempts)", sectionName(section), depth, blocksRequests, blockHashesRequests)
|
||||
poolLogger.Debugf("[%s] section complete %v blocks retrieved (%v attempts), hash requests complete on root (%v attempts)", sectionName(sec), depth, blocksRequests, blockHashesRequests)
|
||||
break LOOP
|
||||
} // otherwise suicide if no hashes coming
|
||||
|
||||
@ -611,11 +800,12 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
// went through all blocks in section
|
||||
if missing == 0 {
|
||||
// no missing blocks
|
||||
poolLogger.DebugDetailf("[%s] got all blocks. process complete (%v total blocksRequests): missing %v/%v/%v", sectionName(section), blocksRequests, missing, lastMissing, depth)
|
||||
poolLogger.DebugDetailf("[%s] got all blocks. process complete (%v total blocksRequests): missing %v/%v/%v", sectionName(sec), blocksRequests, missing, lastMissing, depth)
|
||||
blocksRequestsComplete = true
|
||||
blocksRequestTimer = nil
|
||||
blocksRequestTime = false
|
||||
} else {
|
||||
poolLogger.DebugDetailf("[%s] section checked: missing %v/%v/%v", sectionName(sec), missing, lastMissing, depth)
|
||||
// some missing blocks
|
||||
blocksRequests++
|
||||
if len(hashes) > 0 {
|
||||
@ -630,8 +820,8 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
idle++
|
||||
// too many idle rounds
|
||||
if idle >= blocksRequestMaxIdleRounds {
|
||||
poolLogger.DebugDetailf("[%s] block requests had %v idle rounds (%v total attempts): missing %v/%v/%v\ngiving up...", sectionName(section), idle, blocksRequests, missing, lastMissing, depth)
|
||||
close(section.suicideC)
|
||||
poolLogger.DebugDetailf("[%s] block requests had %v idle rounds (%v total attempts): missing %v/%v/%v\ngiving up...", sectionName(sec), idle, blocksRequests, missing, lastMissing, depth)
|
||||
close(sec.suicideC)
|
||||
}
|
||||
} else {
|
||||
idle = 0
|
||||
@ -653,22 +843,39 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
//
|
||||
|
||||
if ready && blocksRequestTime && !blocksRequestsComplete {
|
||||
poolLogger.DebugDetailf("[%s] check if new blocks arrived (attempt %v): missing %v/%v/%v", sectionName(section), blocksRequests, missing, lastMissing, depth)
|
||||
poolLogger.DebugDetailf("[%s] check if new blocks arrived (attempt %v): missing %v/%v/%v", sectionName(sec), blocksRequests, missing, lastMissing, depth)
|
||||
blocksRequestTimer = time.After(blocksRequestInterval * time.Millisecond)
|
||||
blocksRequestTime = false
|
||||
processC = offC
|
||||
}
|
||||
|
||||
if blockHashesRequestTime {
|
||||
if self.getParent(section) != nil {
|
||||
var parentSection = self.getParent(sec)
|
||||
if parentSection == nil {
|
||||
if parent := self.get(parentHash); parent != nil {
|
||||
parentSection = parent.section
|
||||
self.chainLock.Lock()
|
||||
self.link(parentSection, sec)
|
||||
self.chainLock.Unlock()
|
||||
} else {
|
||||
if self.hasBlock(parentHash) {
|
||||
insertChain = true
|
||||
blockHashesRequestTime = false
|
||||
blockHashesRequestTimer = nil
|
||||
blockHashesRequestsComplete = true
|
||||
continue LOOP
|
||||
}
|
||||
}
|
||||
}
|
||||
if parentSection != nil {
|
||||
// if not root of chain, switch off
|
||||
poolLogger.DebugDetailf("[%s] parent found, hash requests deactivated (after %v total attempts)\n", sectionName(section), blockHashesRequests)
|
||||
poolLogger.DebugDetailf("[%s] parent found, hash requests deactivated (after %v total attempts)\n", sectionName(sec), blockHashesRequests)
|
||||
blockHashesRequestTimer = nil
|
||||
blockHashesRequestsComplete = true
|
||||
} else {
|
||||
blockHashesRequests++
|
||||
poolLogger.Debugf("[%s] hash request on root (%v total attempts)\n", sectionName(section), blockHashesRequests)
|
||||
peer.requestBlockHashes(section.bottom.hash)
|
||||
poolLogger.Debugf("[%s] hash request on root (%v total attempts)\n", sectionName(sec), blockHashesRequests)
|
||||
peer.requestBlockHashes(sec.bottom.hash)
|
||||
blockHashesRequestTimer = time.After(blockHashesRequestInterval * time.Millisecond)
|
||||
}
|
||||
blockHashesRequestTime = false
|
||||
@ -682,27 +889,27 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
// peer quit or demoted, put section in idle mode
|
||||
quitC = nil
|
||||
go func() {
|
||||
section.controlC <- nil
|
||||
sec.controlC <- nil
|
||||
}()
|
||||
|
||||
case <-self.purgeC:
|
||||
suicideTimer = time.After(0)
|
||||
|
||||
case <-suicideTimer:
|
||||
close(section.suicideC)
|
||||
poolLogger.Debugf("[%s] timeout. (%v total attempts): missing %v/%v/%v", sectionName(section), blocksRequests, missing, lastMissing, depth)
|
||||
close(sec.suicideC)
|
||||
poolLogger.Debugf("[%s] timeout. (%v total attempts): missing %v/%v/%v", sectionName(sec), blocksRequests, missing, lastMissing, depth)
|
||||
|
||||
case <-section.suicideC:
|
||||
poolLogger.Debugf("[%s] suicide", sectionName(section))
|
||||
case <-sec.suicideC:
|
||||
poolLogger.Debugf("[%s] suicide", sectionName(sec))
|
||||
|
||||
// first delink from child and parent under chainlock
|
||||
self.chainLock.Lock()
|
||||
self.link(nil, section)
|
||||
self.link(section, nil)
|
||||
self.link(nil, sec)
|
||||
self.link(sec, nil)
|
||||
self.chainLock.Unlock()
|
||||
// delete node entries from pool index under pool lock
|
||||
self.lock.Lock()
|
||||
for _, node := range section.nodes {
|
||||
for _, node := range sec.nodes {
|
||||
delete(self.pool, string(node.hash))
|
||||
}
|
||||
self.lock.Unlock()
|
||||
@ -710,20 +917,20 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
break LOOP
|
||||
|
||||
case <-blocksRequestTimer:
|
||||
poolLogger.DebugDetailf("[%s] block request time", sectionName(section))
|
||||
poolLogger.DebugDetailf("[%s] block request time", sectionName(sec))
|
||||
blocksRequestTime = true
|
||||
|
||||
case <-blockHashesRequestTimer:
|
||||
poolLogger.DebugDetailf("[%s] hash request time", sectionName(section))
|
||||
poolLogger.DebugDetailf("[%s] hash request time", sectionName(sec))
|
||||
blockHashesRequestTime = true
|
||||
|
||||
case newPeer = <-section.controlC:
|
||||
case newPeer = <-sec.controlC:
|
||||
|
||||
// active -> idle
|
||||
if peer != nil && newPeer == nil {
|
||||
self.procWg.Done()
|
||||
if init {
|
||||
poolLogger.Debugf("[%s] idle mode (%v total attempts): missing %v/%v/%v", sectionName(section), blocksRequests, missing, lastMissing, depth)
|
||||
poolLogger.Debugf("[%s] idle mode (%v total attempts): missing %v/%v/%v", sectionName(sec), blocksRequests, missing, lastMissing, depth)
|
||||
}
|
||||
blocksRequestTime = false
|
||||
blocksRequestTimer = nil
|
||||
@ -739,11 +946,11 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
if peer == nil && newPeer != nil {
|
||||
self.procWg.Add(1)
|
||||
|
||||
poolLogger.Debugf("[%s] active mode", sectionName(section))
|
||||
poolLogger.Debugf("[%s] active mode", sectionName(sec))
|
||||
if !blocksRequestsComplete {
|
||||
blocksRequestTime = true
|
||||
}
|
||||
if !blockHashesRequestsComplete {
|
||||
if !blockHashesRequestsComplete && parentHash != nil {
|
||||
blockHashesRequestTime = true
|
||||
}
|
||||
if !init {
|
||||
@ -753,13 +960,13 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
missing = 0
|
||||
self.wg.Add(1)
|
||||
self.procWg.Add(1)
|
||||
depth = len(section.nodes)
|
||||
depth = len(sec.nodes)
|
||||
lastMissing = depth
|
||||
// if not run at least once fully, launch iterator
|
||||
go func() {
|
||||
var node *poolNode
|
||||
IT:
|
||||
for _, node = range section.nodes {
|
||||
for _, node = range sec.nodes {
|
||||
select {
|
||||
case processC <- node:
|
||||
case <-self.quit:
|
||||
@ -771,7 +978,7 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
self.procWg.Done()
|
||||
}()
|
||||
} else {
|
||||
poolLogger.Debugf("[%s] restore earlier state", sectionName(section))
|
||||
poolLogger.Debugf("[%s] restore earlier state", sectionName(sec))
|
||||
processC = offC
|
||||
}
|
||||
}
|
||||
@ -781,7 +988,7 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
}
|
||||
peer = newPeer
|
||||
|
||||
case waiter := <-section.forkC:
|
||||
case waiter := <-sec.forkC:
|
||||
// this case just blocks the process until section is split at the fork
|
||||
<-waiter
|
||||
init = false
|
||||
@ -794,7 +1001,7 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
init = true
|
||||
done = true
|
||||
processC = make(chan *poolNode, missing)
|
||||
poolLogger.DebugDetailf("[%s] section initalised: missing %v/%v/%v", sectionName(section), missing, lastMissing, depth)
|
||||
poolLogger.DebugDetailf("[%s] section initalised: missing %v/%v/%v", sectionName(sec), missing, lastMissing, depth)
|
||||
continue LOOP
|
||||
}
|
||||
if ready {
|
||||
@ -811,17 +1018,24 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
missing++
|
||||
hashes = append(hashes, node.hash)
|
||||
if len(hashes) == blockBatchSize {
|
||||
poolLogger.Debugf("[%s] request %v missing blocks", sectionName(section), len(hashes))
|
||||
poolLogger.Debugf("[%s] request %v missing blocks", sectionName(sec), len(hashes))
|
||||
self.requestBlocks(blocksRequests, hashes)
|
||||
hashes = nil
|
||||
}
|
||||
missingC <- node
|
||||
} else {
|
||||
if blockChainC == nil && i == lastMissing {
|
||||
insertChain = true
|
||||
if i == lastMissing {
|
||||
if blockChainC == nil {
|
||||
insertChain = true
|
||||
} else {
|
||||
if parentHash == nil {
|
||||
parentHash = block.ParentHash()
|
||||
poolLogger.Debugf("[%s] found root block [%s]", sectionName(sec), name(parentHash))
|
||||
blockHashesRequestTime = true
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
poolLogger.Debugf("[%s] %v/%v/%v/%v", sectionName(section), i, missing, lastMissing, depth)
|
||||
if i == lastMissing && init {
|
||||
done = true
|
||||
}
|
||||
@ -829,23 +1043,22 @@ func (self *BlockPool) processSection(section *section, nodes []*poolNode) {
|
||||
case <-blockChainC:
|
||||
// closed blockChain channel indicates that the blockpool is reached
|
||||
// connected to the blockchain, insert the longest chain of blocks
|
||||
poolLogger.Debugf("[%s] reached blockchain", sectionName(section))
|
||||
poolLogger.Debugf("[%s] reached blockchain", sectionName(sec))
|
||||
blockChainC = nil
|
||||
// switch off hash requests in case they were on
|
||||
blockHashesRequestTime = false
|
||||
blockHashesRequestTimer = nil
|
||||
blockHashesRequestsComplete = true
|
||||
// section root has block
|
||||
if len(section.nodes) > 0 && section.nodes[len(section.nodes)-1].block != nil {
|
||||
if len(sec.nodes) > 0 && sec.nodes[len(sec.nodes)-1].block != nil {
|
||||
insertChain = true
|
||||
}
|
||||
continue LOOP
|
||||
|
||||
} // select
|
||||
} // for
|
||||
poolLogger.Debugf("[%s] section complete: %v block hashes requests - %v block requests - missing %v/%v/%v", sectionName(section), blockHashesRequests, blocksRequests, missing, lastMissing, depth)
|
||||
|
||||
close(section.offC)
|
||||
close(sec.offC)
|
||||
|
||||
self.wg.Done()
|
||||
if peer != nil {
|
||||
@ -917,22 +1130,28 @@ func (self *peerInfo) addSection(hash []byte, section *section) (found *section)
|
||||
defer self.lock.Unlock()
|
||||
key := string(hash)
|
||||
found = self.sections[key]
|
||||
poolLogger.DebugDetailf("[%s] section process %s registered", sectionName(section), self.id)
|
||||
poolLogger.DebugDetailf("[%s] section process stored for %s", sectionName(section), self.id)
|
||||
self.sections[key] = section
|
||||
return
|
||||
}
|
||||
|
||||
func (self *BlockPool) switchPeer(oldPeer, newPeer *peerInfo) {
|
||||
if newPeer != nil {
|
||||
entry := self.get(newPeer.currentBlock)
|
||||
if entry == nil {
|
||||
poolLogger.Debugf("[%s] head block [%s] not found, requesting hashes", newPeer.id, name(newPeer.currentBlock))
|
||||
newPeer.requestBlockHashes(newPeer.currentBlock)
|
||||
} else {
|
||||
poolLogger.Debugf("[%s] head block [%s] found, activate chain at section [%s]", newPeer.id, name(newPeer.currentBlock), sectionName(entry.section))
|
||||
self.activateChain(entry.section, newPeer)
|
||||
}
|
||||
newPeer.quitC = make(chan bool)
|
||||
poolLogger.DebugDetailf("[%s] activate section processes", newPeer.id)
|
||||
var addSections []*section
|
||||
for hash, section := range newPeer.sections {
|
||||
// split sections get reorganised here
|
||||
if string(section.top.hash) != hash {
|
||||
addSections = append(addSections, section)
|
||||
if entry := self.get([]byte(hash)); entry != nil {
|
||||
addSections = append(addSections, entry.section)
|
||||
}
|
||||
}
|
||||
}
|
||||
for _, section := range addSections {
|
||||
newPeer.sections[string(section.top.hash)] = section
|
||||
}
|
||||
for hash, section := range newPeer.sections {
|
||||
// this will block if section process is waiting for peer lock
|
||||
select {
|
||||
@ -940,12 +1159,26 @@ func (self *BlockPool) switchPeer(oldPeer, newPeer *peerInfo) {
|
||||
poolLogger.DebugDetailf("[%s][%x] section process complete - remove", newPeer.id, hash[:4])
|
||||
delete(newPeer.sections, hash)
|
||||
case section.controlC <- newPeer:
|
||||
poolLogger.DebugDetailf("[%s][%x] registered peer with section", newPeer.id, hash[:4])
|
||||
poolLogger.DebugDetailf("[%s][%x] activates section [%s]", newPeer.id, hash[:4], sectionName(section))
|
||||
}
|
||||
}
|
||||
newPeer.quitC = make(chan bool)
|
||||
newPeer.lock.Lock()
|
||||
headSection := newPeer.headSection
|
||||
currentBlockHash := newPeer.currentBlockHash
|
||||
newPeer.lock.Unlock()
|
||||
if headSection == nil {
|
||||
poolLogger.DebugDetailf("[%s] head section for [%s] not created, requesting info", newPeer.id, name(currentBlockHash))
|
||||
self.requestHeadSection(newPeer)
|
||||
} else {
|
||||
if entry := self.get(currentBlockHash); entry != nil {
|
||||
headSection = entry.section
|
||||
}
|
||||
poolLogger.DebugDetailf("[%s] activate chain at head section [%s] for current head [%s]", newPeer.id, sectionName(headSection), name(currentBlockHash))
|
||||
self.activateChain(headSection, newPeer)
|
||||
}
|
||||
}
|
||||
if oldPeer != nil {
|
||||
poolLogger.DebugDetailf("[%s] quit section processes", oldPeer.id)
|
||||
close(oldPeer.quitC)
|
||||
}
|
||||
}
|
||||
|
||||
@ -18,7 +18,7 @@ import (
|
||||
|
||||
const waitTimeout = 60 // seconds
|
||||
|
||||
var logsys = ethlogger.NewStdLogSystem(os.Stdout, log.LstdFlags, ethlogger.LogLevel(ethlogger.DebugLevel))
|
||||
var logsys = ethlogger.NewStdLogSystem(os.Stdout, log.LstdFlags, ethlogger.LogLevel(ethlogger.DebugDetailLevel))
|
||||
|
||||
var ini = false
|
||||
|
||||
@ -336,12 +336,12 @@ func (self *peerTester) AddPeer() bool {
|
||||
|
||||
// peer sends blockhashes if and when gets a request
|
||||
func (self *peerTester) AddBlockHashes(indexes ...int) {
|
||||
i := 0
|
||||
fmt.Printf("ready to add block hashes %v\n", indexes)
|
||||
|
||||
self.waitBlockHashesRequests(indexes[0])
|
||||
fmt.Printf("adding block hashes %v\n", indexes)
|
||||
hashes := self.hashPool.indexesToHashes(indexes)
|
||||
i := 1
|
||||
next := func() (hash []byte, ok bool) {
|
||||
if i < len(hashes) {
|
||||
hash = hashes[i]
|
||||
@ -415,7 +415,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.id != "peer0" {
|
||||
t.Errorf("peer0 (TD=1) not set as best")
|
||||
}
|
||||
peer0.checkBlockHashesRequests(0)
|
||||
// peer0.checkBlockHashesRequests(0)
|
||||
|
||||
best = peer2.AddPeer()
|
||||
if !best {
|
||||
@ -424,7 +424,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.id != "peer2" {
|
||||
t.Errorf("peer2 (TD=3) not set as best")
|
||||
}
|
||||
peer2.checkBlockHashesRequests(2)
|
||||
peer2.waitBlocksRequests(2)
|
||||
|
||||
best = peer1.AddPeer()
|
||||
if best {
|
||||
@ -449,7 +449,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.td.Cmp(big.NewInt(int64(4))) != 0 {
|
||||
t.Errorf("peer2 TD not updated")
|
||||
}
|
||||
peer2.checkBlockHashesRequests(2, 3)
|
||||
peer2.waitBlocksRequests(3)
|
||||
|
||||
peer1.td = 3
|
||||
peer1.currentBlock = 2
|
||||
@ -474,7 +474,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.id != "peer1" {
|
||||
t.Errorf("existing peer1 (TD=3) should be set as best peer")
|
||||
}
|
||||
peer1.checkBlockHashesRequests(2)
|
||||
peer1.waitBlocksRequests(2)
|
||||
|
||||
blockPool.RemovePeer("peer1")
|
||||
peer, best = blockPool.getPeer("peer1")
|
||||
@ -485,6 +485,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.id != "peer0" {
|
||||
t.Errorf("existing peer0 (TD=1) should be set as best peer")
|
||||
}
|
||||
peer0.waitBlocksRequests(0)
|
||||
|
||||
blockPool.RemovePeer("peer0")
|
||||
peer, best = blockPool.getPeer("peer0")
|
||||
@ -502,7 +503,7 @@ func TestAddPeer(t *testing.T) {
|
||||
if blockPool.peer.id != "peer0" {
|
||||
t.Errorf("peer0 (TD=1) should be set as best")
|
||||
}
|
||||
peer0.checkBlockHashesRequests(0, 0, 3)
|
||||
peer0.waitBlocksRequests(3)
|
||||
|
||||
blockPool.Stop()
|
||||
|
||||
@ -513,17 +514,36 @@ func TestPeerWithKnownBlock(t *testing.T) {
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.refBlockChain[0] = nil
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
// hashPool, blockPool, blockPoolTester := newTestBlockPool()
|
||||
blockPool.Start()
|
||||
|
||||
peer0 := blockPoolTester.newPeer("0", 1, 0)
|
||||
peer0.AddPeer()
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
// no request on known block
|
||||
peer0.checkBlockHashesRequests()
|
||||
}
|
||||
|
||||
func TestPeerWithKnownParentBlock(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.initRefBlockChain(1)
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
blockPool.Start()
|
||||
|
||||
peer0 := blockPoolTester.newPeer("0", 1, 1)
|
||||
peer0.AddPeer()
|
||||
peer0.AddBlocks(0, 1)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
peer0.checkBlocksRequests([]int{1})
|
||||
peer0.checkBlockHashesRequests()
|
||||
blockPoolTester.refBlockChain[1] = []int{}
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestSimpleChain(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
@ -534,8 +554,9 @@ func TestSimpleChain(t *testing.T) {
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 2)
|
||||
peer1.AddPeer()
|
||||
peer1.AddBlocks(1, 2)
|
||||
go peer1.AddBlockHashes(2, 1, 0)
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
peer1.AddBlocks(0, 1)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
@ -543,6 +564,26 @@ func TestSimpleChain(t *testing.T) {
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestChainConnectingWithParentHash(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
blockPoolTester.initRefBlockChain(3)
|
||||
|
||||
blockPool.Start()
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 3)
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(2, 3)
|
||||
go peer1.AddBlockHashes(3, 2, 1)
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
blockPoolTester.refBlockChain[3] = []int{}
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestInvalidBlock(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
@ -554,8 +595,9 @@ func TestInvalidBlock(t *testing.T) {
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 3)
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(2, 3)
|
||||
go peer1.AddBlockHashes(3, 2, 1, 0)
|
||||
peer1.AddBlocks(0, 1, 2, 3)
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
@ -566,7 +608,7 @@ func TestInvalidBlock(t *testing.T) {
|
||||
t.Errorf("wrong error, got %v, expected %v", peer1.peerErrors[0], ErrInvalidBlock)
|
||||
}
|
||||
} else {
|
||||
t.Errorf("expected invalid block error, got nothing")
|
||||
t.Errorf("expected invalid block error, got nothing %v", peer1.peerErrors)
|
||||
}
|
||||
}
|
||||
|
||||
@ -579,7 +621,7 @@ func TestVerifyPoW(t *testing.T) {
|
||||
blockPoolTester.blockPool.verifyPoW = func(b pow.Block) bool {
|
||||
bb, _ := b.(*types.Block)
|
||||
indexes := blockPoolTester.hashPool.hashesToIndexes([][]byte{bb.Hash()})
|
||||
if indexes[0] == 1 && !first {
|
||||
if indexes[0] == 2 && !first {
|
||||
first = true
|
||||
return false
|
||||
} else {
|
||||
@ -590,15 +632,17 @@ func TestVerifyPoW(t *testing.T) {
|
||||
|
||||
blockPool.Start()
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 2)
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 3)
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlockHashes(2, 1, 0)
|
||||
go peer1.AddBlocks(2, 3)
|
||||
go peer1.AddBlockHashes(3, 2, 1, 0)
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
peer1.AddBlocks(0, 1)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
// blockPool.Wait(waitTimeout * time.Second)
|
||||
time.Sleep(1 * time.Second)
|
||||
blockPool.Stop()
|
||||
blockPoolTester.refBlockChain[2] = []int{}
|
||||
blockPoolTester.refBlockChain[1] = []int{}
|
||||
delete(blockPoolTester.refBlockChain, 2)
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
if len(peer1.peerErrors) == 1 {
|
||||
if peer1.peerErrors[0] != ErrInvalidPoW {
|
||||
@ -620,8 +664,9 @@ func TestMultiSectionChain(t *testing.T) {
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 5)
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(4, 5)
|
||||
go peer1.AddBlockHashes(5, 4, 3)
|
||||
go peer1.AddBlocks(2, 3, 4, 5)
|
||||
go peer1.AddBlocks(2, 3, 4)
|
||||
go peer1.AddBlockHashes(3, 2, 1, 0)
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
|
||||
@ -641,14 +686,17 @@ func TestNewBlocksOnPartialChain(t *testing.T) {
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 5)
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(4, 5) // partially complete section
|
||||
go peer1.AddBlockHashes(5, 4, 3)
|
||||
peer1.AddBlocks(2, 3) // partially complete section
|
||||
peer1.AddBlocks(3, 4) // partially complete section
|
||||
// peer1 found new blocks
|
||||
peer1.td = 2
|
||||
peer1.currentBlock = 7
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(6, 7)
|
||||
go peer1.AddBlockHashes(7, 6, 5)
|
||||
go peer1.AddBlocks(3, 4, 5, 6, 7)
|
||||
go peer1.AddBlocks(2, 3)
|
||||
go peer1.AddBlocks(5, 6)
|
||||
go peer1.AddBlockHashes(3, 2, 1, 0) // tests that hash request from known chain root is remembered
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
|
||||
@ -658,35 +706,37 @@ func TestNewBlocksOnPartialChain(t *testing.T) {
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestPeerSwitch(t *testing.T) {
|
||||
func TestPeerSwitchUp(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
blockPoolTester.initRefBlockChain(6)
|
||||
blockPoolTester.initRefBlockChain(7)
|
||||
|
||||
blockPool.Start()
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 5)
|
||||
peer2 := blockPoolTester.newPeer("peer2", 2, 6)
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 6)
|
||||
peer2 := blockPoolTester.newPeer("peer2", 2, 7)
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlockHashes(5, 4, 3)
|
||||
go peer1.AddBlocks(5, 6)
|
||||
go peer1.AddBlockHashes(6, 5, 4, 3) //
|
||||
peer1.AddBlocks(2, 3) // section partially complete, block 3 will be preserved after peer demoted
|
||||
peer2.AddPeer() // peer2 is promoted as best peer, peer1 is demoted
|
||||
go peer2.AddBlockHashes(6, 5) //
|
||||
go peer2.AddBlocks(4, 5, 6) // tests that block request for earlier section is remembered
|
||||
go peer2.AddBlocks(6, 7)
|
||||
go peer2.AddBlockHashes(7, 6) //
|
||||
go peer2.AddBlocks(4, 5) // tests that block request for earlier section is remembered
|
||||
go peer1.AddBlocks(3, 4) // tests that connecting section by demoted peer is remembered and blocks are accepted from demoted peer
|
||||
go peer2.AddBlockHashes(3, 2, 1, 0) // tests that known chain section is activated, hash requests from 3 is remembered
|
||||
peer2.AddBlocks(0, 1, 2) // final blocks linking to blockchain sent
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
blockPoolTester.refBlockChain[6] = []int{}
|
||||
blockPoolTester.refBlockChain[7] = []int{}
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestPeerDownSwitch(t *testing.T) {
|
||||
func TestPeerSwitchDown(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
@ -698,12 +748,39 @@ func TestPeerDownSwitch(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer2.AddPeer()
|
||||
go peer2.AddBlockHashes(6, 5, 4)
|
||||
peer2.AddBlocks(5, 6) // partially complete, section will be preserved
|
||||
go peer2.AddBlockHashes(6, 5, 4) //
|
||||
peer2.AddBlocks(4, 5) //
|
||||
blockPool.RemovePeer("peer2") // peer2 disconnects
|
||||
peer1.AddPeer() // inferior peer1 is promoted as best peer
|
||||
go peer1.AddBlockHashes(4, 3, 2, 1, 0) //
|
||||
go peer1.AddBlocks(3, 4, 5) // tests that section set by demoted peer is remembered and blocks are accepted
|
||||
go peer1.AddBlocks(3, 4) // tests that section set by demoted peer is remembered and blocks are accepted , this connects the chain sections together
|
||||
peer1.AddBlocks(0, 1, 2, 3)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
blockPoolTester.refBlockChain[6] = []int{}
|
||||
blockPoolTester.checkBlockChain(blockPoolTester.refBlockChain)
|
||||
}
|
||||
|
||||
func TestPeerCompleteSectionSwitchDown(t *testing.T) {
|
||||
logInit()
|
||||
_, blockPool, blockPoolTester := newTestBlockPool(t)
|
||||
blockPoolTester.blockChain[0] = nil
|
||||
blockPoolTester.initRefBlockChain(6)
|
||||
blockPool.Start()
|
||||
|
||||
peer1 := blockPoolTester.newPeer("peer1", 1, 4)
|
||||
peer2 := blockPoolTester.newPeer("peer2", 2, 6)
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer2.AddPeer()
|
||||
peer2.AddBlocks(5, 6) // partially complete, section will be preserved
|
||||
go peer2.AddBlockHashes(6, 5, 4) //
|
||||
peer2.AddBlocks(3, 4, 5) // complete section
|
||||
blockPool.RemovePeer("peer2") // peer2 disconnects
|
||||
peer1.AddPeer() // inferior peer1 is promoted as best peer
|
||||
peer1.AddBlockHashes(4, 3, 2, 1, 0) // tests that hash request are directly connecting if the head block exists
|
||||
peer1.AddBlocks(0, 1, 2, 3)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
@ -725,11 +802,13 @@ func TestPeerSwitchBack(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer2.AddPeer()
|
||||
go peer2.AddBlocks(7, 8)
|
||||
go peer2.AddBlockHashes(8, 7, 6)
|
||||
go peer2.AddBlockHashes(6, 5, 4)
|
||||
peer2.AddBlocks(4, 5) // section partially complete
|
||||
peer1.AddPeer() // peer1 is promoted as best peer
|
||||
go peer1.AddBlockHashes(11, 10) // only gives useless results
|
||||
go peer1.AddBlocks(10, 11) //
|
||||
peer1.AddBlockHashes(11, 10) // only gives useless results
|
||||
blockPool.RemovePeer("peer1") // peer1 disconnects
|
||||
go peer2.AddBlockHashes(4, 3, 2, 1, 0) // tests that asking for hashes from 4 is remembered
|
||||
go peer2.AddBlocks(3, 4, 5, 6, 7, 8) // tests that section 4, 5, 6 and 7, 8 are remembered for missing blocks
|
||||
@ -756,11 +835,13 @@ func TestForkSimple(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(8, 9)
|
||||
go peer1.AddBlockHashes(9, 8, 7, 3, 2)
|
||||
peer1.AddBlocks(1, 2, 3, 7, 8, 9)
|
||||
peer1.AddBlocks(1, 2, 3, 7, 8)
|
||||
peer2.AddPeer() // peer2 is promoted as best peer
|
||||
go peer2.AddBlocks(5, 6) //
|
||||
go peer2.AddBlockHashes(6, 5, 4, 3, 2) // fork on 3 -> 4 (earlier child: 7)
|
||||
go peer2.AddBlocks(1, 2, 3, 4, 5, 6)
|
||||
go peer2.AddBlocks(1, 2, 3, 4, 5)
|
||||
go peer2.AddBlockHashes(2, 1, 0)
|
||||
peer2.AddBlocks(0, 1, 2)
|
||||
|
||||
@ -790,23 +871,24 @@ func TestForkSwitchBackByNewBlocks(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlockHashes(9, 8, 7, 3, 2)
|
||||
peer1.AddBlocks(8, 9) // partial section
|
||||
peer1.AddBlocks(8, 9) //
|
||||
go peer1.AddBlockHashes(9, 8, 7, 3, 2) //
|
||||
peer1.AddBlocks(7, 8) // partial section
|
||||
peer2.AddPeer() //
|
||||
peer2.AddBlocks(5, 6) //
|
||||
go peer2.AddBlockHashes(6, 5, 4, 3, 2) // peer2 forks on block 3
|
||||
peer2.AddBlocks(1, 2, 3, 4, 5, 6) //
|
||||
peer2.AddBlocks(1, 2, 3, 4, 5) //
|
||||
|
||||
// peer1 finds new blocks
|
||||
peer1.td = 3
|
||||
peer1.currentBlock = 11
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(10, 11)
|
||||
go peer1.AddBlockHashes(11, 10, 9)
|
||||
peer1.AddBlocks(7, 8, 9, 10, 11)
|
||||
go peer1.AddBlockHashes(7, 3) // tests that hash request from fork root is remembered
|
||||
go peer1.AddBlocks(3, 7) // tests that block requests on earlier fork are remembered
|
||||
// go peer1.AddBlockHashes(1, 0) // tests that hash request from root of connecting chain section (added by demoted peer) is remembered
|
||||
peer1.AddBlocks(9, 10)
|
||||
go peer1.AddBlocks(3, 7) // tests that block requests on earlier fork are remembered
|
||||
go peer1.AddBlockHashes(2, 1, 0) // tests that hash request from root of connecting chain section (added by demoted peer) is remembered
|
||||
peer1.AddBlocks(0, 1, 2, 3)
|
||||
peer1.AddBlocks(0, 1)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
@ -834,16 +916,18 @@ func TestForkSwitchBackByPeerSwitchBack(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(8, 9)
|
||||
go peer1.AddBlockHashes(9, 8, 7, 3, 2)
|
||||
peer1.AddBlocks(8, 9)
|
||||
peer2.AddPeer() //
|
||||
peer1.AddBlocks(7, 8)
|
||||
peer2.AddPeer()
|
||||
go peer2.AddBlocks(5, 6) //
|
||||
go peer2.AddBlockHashes(6, 5, 4, 3, 2) // peer2 forks on block 3
|
||||
peer2.AddBlocks(2, 3, 4, 5, 6) //
|
||||
peer2.AddBlocks(2, 3, 4, 5) //
|
||||
blockPool.RemovePeer("peer2") // peer2 disconnects, peer1 is promoted again as best peer
|
||||
peer1.AddBlockHashes(7, 3) // tests that hash request from fork root is remembered
|
||||
go peer1.AddBlocks(3, 7, 8) // tests that block requests on earlier fork are remembered
|
||||
go peer1.AddBlocks(3, 7) // tests that block requests on earlier fork are remembered and orphan section relinks to existing parent block
|
||||
go peer1.AddBlocks(1, 2) //
|
||||
go peer1.AddBlockHashes(2, 1, 0) //
|
||||
peer1.AddBlocks(0, 1, 2, 3)
|
||||
peer1.AddBlocks(0, 1)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
blockPool.Stop()
|
||||
@ -871,17 +955,19 @@ func TestForkCompleteSectionSwitchBackByPeerSwitchBack(t *testing.T) {
|
||||
peer2.blocksRequestsMap = peer1.blocksRequestsMap
|
||||
|
||||
peer1.AddPeer()
|
||||
go peer1.AddBlocks(8, 9)
|
||||
go peer1.AddBlockHashes(9, 8, 7)
|
||||
peer1.AddBlocks(3, 7, 8, 9) // make sure this section is complete
|
||||
peer1.AddBlocks(3, 7, 8) // make sure this section is complete
|
||||
time.Sleep(1 * time.Second)
|
||||
go peer1.AddBlockHashes(7, 3, 2) // block 3/7 is section boundary
|
||||
peer1.AddBlocks(2, 3) // partially complete sections
|
||||
peer1.AddBlocks(2, 3) // partially complete sections block 2 missing
|
||||
peer2.AddPeer() //
|
||||
go peer2.AddBlocks(5, 6) //
|
||||
go peer2.AddBlockHashes(6, 5, 4, 3, 2) // peer2 forks on block 3
|
||||
peer2.AddBlocks(2, 3, 4, 5, 6) // block 2 still missing.
|
||||
peer2.AddBlocks(2, 3, 4, 5) // block 2 still missing.
|
||||
blockPool.RemovePeer("peer2") // peer2 disconnects, peer1 is promoted again as best peer
|
||||
peer1.AddBlockHashes(7, 3) // tests that hash request from fork root is remembered even though section process completed
|
||||
go peer1.AddBlockHashes(2, 1, 0) //
|
||||
// peer1.AddBlockHashes(7, 3) // tests that hash request from fork root is remembered even though section process completed
|
||||
go peer1.AddBlockHashes(2, 1, 0) //
|
||||
peer1.AddBlocks(0, 1, 2)
|
||||
|
||||
blockPool.Wait(waitTimeout * time.Second)
|
||||
|
||||
@ -16,6 +16,7 @@ const (
|
||||
ErrInvalidBlock
|
||||
ErrInvalidPoW
|
||||
ErrUnrequestedBlock
|
||||
ErrInsufficientChainInfo
|
||||
)
|
||||
|
||||
var errorToString = map[int]string{
|
||||
@ -30,6 +31,7 @@ var errorToString = map[int]string{
|
||||
ErrInvalidBlock: "Invalid block",
|
||||
ErrInvalidPoW: "Invalid PoW",
|
||||
ErrUnrequestedBlock: "Unrequested block",
|
||||
ErrInsufficientChainInfo: "Insufficient chain info",
|
||||
}
|
||||
|
||||
type protocolError struct {
|
||||
|
||||
@ -211,16 +211,6 @@ func (self *ethProtocol) handle() error {
|
||||
// uses AddPeer followed by AddHashes, AddBlock only if peer is the best peer
|
||||
// (or selected as new best peer)
|
||||
if self.blockPool.AddPeer(request.TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) {
|
||||
called := true
|
||||
iter := func() ([]byte, bool) {
|
||||
if called {
|
||||
called = false
|
||||
return hash, true
|
||||
} else {
|
||||
return nil, false
|
||||
}
|
||||
}
|
||||
self.blockPool.AddBlockHashes(iter, self.id)
|
||||
self.blockPool.AddBlock(request.Block, self.id)
|
||||
}
|
||||
|
||||
|
||||
@ -12,8 +12,8 @@ EOF
|
||||
|
||||
peer 11 01
|
||||
peer 12 02
|
||||
P13ID=$PID
|
||||
P12ID=$PID
|
||||
test_node $NAME "" -loglevel 5 $JSFILE
|
||||
sleep 0.5
|
||||
kill $P13ID
|
||||
sleep 0.3
|
||||
kill $P12ID
|
||||
|
||||
|
||||
@ -1,10 +1,10 @@
|
||||
#!/bin/bash
|
||||
|
||||
TIMEOUT=35
|
||||
TIMEOUT=12
|
||||
|
||||
cat >> $JSFILE <<EOF
|
||||
eth.addPeer("localhost:30311");
|
||||
sleep(30000);
|
||||
sleep(10000);
|
||||
eth.export("$CHAIN_TEST");
|
||||
EOF
|
||||
|
||||
|
||||
@ -3,14 +3,14 @@
|
||||
# launched by run.sh
|
||||
function test_node {
|
||||
rm -rf $DIR/$1
|
||||
ARGS="-datadir $DIR/$1 -debug debug -seed=false -shh=false -id test$1"
|
||||
ARGS="-datadir $DIR/$1 -debug debug -seed=false -shh=false -id test$1 -port 303$1"
|
||||
if [ "" != "$2" ]; then
|
||||
chain="chains/$2.chain"
|
||||
echo "import chain $chain"
|
||||
$ETH $ARGS -loglevel 3 -chain $chain | grep CLI |grep import
|
||||
fi
|
||||
echo "starting test node $1 with extra args ${@:3}"
|
||||
$ETH $ARGS -port 303$1 ${@:3} &
|
||||
echo "starting test node $1 with args $ARGS ${@:3}"
|
||||
$ETH $ARGS ${@:3} &
|
||||
PID=$!
|
||||
PIDS="$PIDS $PID"
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user