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quorum
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fix wonky head section loop; correct status counts

This commit is contained in:
zelig 2015-03-05 20:38:23 +07:00
parent 45afbe5d9c
commit 9329e175d8
2 changed files with 33 additions and 24 deletions
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3
blockpool/blockpool.go
View File

@ -33,7 +33,7 @@ var (
// timeout interval: max time allowed for peer without sending a block
blocksTimeout = 60 * time.Second
//
idleBestPeerTimeout = 60 * time.Second
idleBestPeerTimeout = 120 * time.Second
)
// config embedded in components, by default fall back to constants
@ -568,6 +568,7 @@ func (self *BlockPool) AddBlock(block *types.Block, peerId string) {
// sender.currentBlockC <- block
self.status.lock.Lock()
self.status.values.BlockHashes++
self.status.values.Blocks++
self.status.values.BlocksInPool++
self.status.lock.Unlock()

54
blockpool/peers.go
View File

@ -41,8 +41,7 @@ type peer struct {
idleC chan bool
switchC chan bool
quit chan bool
bp *BlockPool
bp *BlockPool
// timers for head section process
blockHashesRequestTimer <-chan time.Time
@ -360,6 +359,7 @@ func (self *peers) getPeer(id string) (p *peer, best bool) {
func (self *peer) handleSection(sec *section) {
self.lock.Lock()
defer self.lock.Unlock()
plog.DebugDetailf("HeadSection: <%s> (head: %s) head section received [%s]-[%s]", self.id, hex(self.currentBlockHash), sectionhex(self.headSection), sectionhex(sec))
self.headSection = sec
self.blockHashesRequestTimer = nil
@ -379,7 +379,7 @@ func (self *peer) handleSection(sec *section) {
self.idle = true
self.bp.wg.Done()
}
plog.DebugDetailf("HeadSection: <%s> head section [%s] created", self.id, sectionhex(sec))
plog.DebugDetailf("HeadSection: <%s> (head: %s) head section [%s] created", self.id, hex(self.currentBlockHash), sectionhex(sec))
self.suicideC = time.After(self.bp.Config.IdleBestPeerTimeout)
}
}
@ -408,7 +408,7 @@ func (self *peer) getCurrentBlock(currentBlock *types.Block) {
defer self.lock.Unlock()
self.currentBlock = currentBlock
self.parentHash = currentBlock.ParentHash()
plog.DebugDetailf("HeadSection: <%s> head block %s found (parent: [%s])... requesting hashes", self.id, hex(self.currentBlockHash), hex(self.parentHash))
plog.DebugDetailf("HeadSection: <%s> head block %s found (parent: %s)... requesting hashes", self.id, hex(self.currentBlockHash), hex(self.parentHash))
self.blockHashesRequestTimer = time.After(0)
self.blocksRequestTimer = nil
}
@ -418,13 +418,25 @@ func (self *peer) getBlockHashes() {
if self.bp.hasBlock(self.parentHash) {
plog.DebugDetailf("HeadSection: <%s> parent block %s found in blockchain", self.id, hex(self.parentHash))
err := self.bp.insertChain(types.Blocks([]*types.Block{self.currentBlock}))
self.bp.status.lock.Lock()
self.bp.status.badPeers[self.id]++
self.bp.status.values.BlocksInChain++
self.bp.status.values.BlocksInPool--
if err != nil {
self.addError(ErrInvalidBlock, "%v", err)
self.bp.status.lock.Lock()
self.bp.status.badPeers[self.id]++
self.bp.status.lock.Unlock()
} else {
headKey := string(self.parentHash)
height := self.bp.status.chain[headKey] + 1
self.bp.status.chain[string(self.currentBlockHash)] = height
if height > self.bp.status.values.LongestChain {
self.bp.status.values.LongestChain = height
}
delete(self.bp.status.chain, headKey)
}
self.bp.status.lock.Unlock()
} else {
if parent := self.bp.get(self.parentHash); parent != nil {
if self.bp.get(self.currentBlockHash) == nil {
@ -450,7 +462,7 @@ func (self *peer) getBlockHashes() {
self.blockHashesRequestTimer = nil
if !self.idle {
self.idle = true
self.suicideC = time.After(self.bp.Config.IdleBestPeerTimeout)
self.suicideC = nil
self.bp.wg.Done()
}
}
@ -460,7 +472,6 @@ func (self *peer) run() {
self.lock.RLock()
switchC := self.switchC
currentBlockHash := self.currentBlockHash
self.lock.RUnlock()
self.blockHashesRequestTimer = nil
@ -468,7 +479,7 @@ func (self *peer) run() {
self.blocksRequestTimer = time.After(0)
self.suicideC = time.After(self.bp.Config.BlockHashesTimeout)
var quit chan bool
var quit <-chan time.Time
var ping = time.NewTicker(5 * time.Second)
@ -479,25 +490,16 @@ LOOP:
case <-ping.C:
plog.Debugf("HeadSection: <%s> section with head %s, idle: %v", self.id, hex(self.currentBlockHash), self.idle)
// idle timer started when process goes idle
case <-self.idleC:
if self.idle {
self.peerError(self.bp.peers.errors.New(ErrIdleTooLong, "timed out without providing new blocks...quitting", currentBlockHash))
self.bp.status.lock.Lock()
self.bp.status.badPeers[self.id]++
self.bp.status.lock.Unlock()
}
// signal from AddBlockHashes that head section for current best peer is created
// if sec == nil, it signals that chain info has updated (new block message)
case sec := <-self.headSectionC:
self.handleSection(sec)
// local var quit channel is linked to sections suicide channel so that
if sec == nil {
plog.Debugf("HeadSection: <%s> (headsection [%s], received: [%s]) quit channel set to nil, catchup happening", self.id, sectionhex(self.headSection), sectionhex(sec))
quit = nil
} else {
quit = sec.suicideC
plog.Debugf("HeadSection: <%s> (headsection [%s], received: [%s]) quit channel set to go off in IdleBestPeerTimeout", self.id, sectionhex(self.headSection), sectionhex(sec))
quit = time.After(self.bp.Config.IdleBestPeerTimeout)
}
// periodic check for block hashes or parent block/section
@ -514,7 +516,7 @@ LOOP:
// quitting on timeout
case <-self.suicideC:
self.peerError(self.bp.peers.errors.New(ErrInsufficientChainInfo, "timed out without providing block hashes or head block %x", currentBlockHash))
self.peerError(self.bp.peers.errors.New(ErrInsufficientChainInfo, "timed out without providing block hashes or head block (td: %v, head: %s)", self.td, hex(self.currentBlockHash)))
self.bp.status.lock.Lock()
self.bp.status.badPeers[self.id]++
@ -537,6 +539,12 @@ LOOP:
// quit
case <-quit:
self.peerError(self.bp.peers.errors.New(ErrIdleTooLong, "timed out without providing new blocks (td: %v, head: %s)...quitting", self.td, self.currentBlockHash))
self.bp.status.lock.Lock()
self.bp.status.badPeers[self.id]++
self.bp.status.lock.Unlock()
plog.Debugf("HeadSection: <%s> (headsection [%s]) quit channel closed : timed out without providing new blocks...quitting", self.id, sectionhex(self.headSection))
break LOOP
}
}