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blockpool rewritten , tests broken FIXME

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This commit is contained in:
zelig 2014-12-14 18:08:18 +00:00
parent 4dfce4624d
commit 01dc1c1394
2 changed files with 8 additions and 292 deletions
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8
eth/block_pool.go
View File

@ -55,7 +55,11 @@ type BlockPool struct {
// the minimal interface with blockchain // the minimal interface with blockchain
hasBlock func(hash []byte) bool hasBlock func(hash []byte) bool
insertChain func(types.Blocks) error insertChain func(types.Blocks) error
<<<<<<< HEAD
verifyPoW func(pow.Block) bool verifyPoW func(pow.Block) bool
=======
verifyPoW func(*types.Block) bool
>>>>>>> blockpool rewritten , tests broken FIXME
} }
type peerInfo struct { type peerInfo struct {
@ -74,7 +78,11 @@ type peerInfo struct {
quitC chan bool quitC chan bool
} }
<<<<<<< HEAD
func NewBlockPool(hasBlock func(hash []byte) bool, insertChain func(types.Blocks) error, verifyPoW func(pow.Block) bool, func NewBlockPool(hasBlock func(hash []byte) bool, insertChain func(types.Blocks) error, verifyPoW func(pow.Block) bool,
=======
func NewBlockPool(hasBlock func(hash []byte) bool, insertChain func(types.Blocks) error, verifyPoW func(*types.Block) bool,
>>>>>>> blockpool rewritten , tests broken FIXME
) *BlockPool { ) *BlockPool {
return &BlockPool{ return &BlockPool{
hasBlock: hasBlock, hasBlock: hasBlock,

292
eth/protocol.go
View File

@ -68,8 +68,6 @@ type newBlockMsgData struct {
type getBlockHashesMsgData struct { type getBlockHashesMsgData struct {
Hash []byte Hash []byte
<<<<<<< HEAD
<<<<<<< HEAD
Amount uint64 Amount uint64
} }
@ -78,47 +76,18 @@ type getBlockHashesMsgData struct {
// the Dev p2p layer then runs the protocol instance on each peer // the Dev p2p layer then runs the protocol instance on each peer
func EthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool) p2p.Protocol { func EthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool) p2p.Protocol {
return p2p.Protocol{ return p2p.Protocol{
=======
Amount uint32
=======
Amount uint64
>>>>>>> protocol
}
// main entrypoint, wrappers starting a server running the eth protocol
// use this constructor to attach the protocol ("class") to server caps
// the Dev p2p layer then runs the protocol instance on each peer
<<<<<<< HEAD
func EthProtocol(eth backend) *p2p.Protocol {
return &p2p.Protocol{
>>>>>>> initial commit for eth-p2p integration
=======
func EthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool) p2p.Protocol {
return p2p.Protocol{
>>>>>>> protocol
Name: "eth", Name: "eth",
Version: ProtocolVersion, Version: ProtocolVersion,
Length: ProtocolLength, Length: ProtocolLength,
Run: func(peer *p2p.Peer, rw p2p.MsgReadWriter) error { Run: func(peer *p2p.Peer, rw p2p.MsgReadWriter) error {
<<<<<<< HEAD
<<<<<<< HEAD
return runEthProtocol(txPool, chainManager, blockPool, peer, rw) return runEthProtocol(txPool, chainManager, blockPool, peer, rw)
=======
return runEthProtocol(eth, peer, rw)
>>>>>>> initial commit for eth-p2p integration
=======
return runEthProtocol(txPool, chainManager, blockPool, peer, rw)
>>>>>>> protocol
}, },
} }
} }
<<<<<<< HEAD
<<<<<<< HEAD
// the main loop that handles incoming messages // the main loop that handles incoming messages
// note RemovePeer in the post-disconnect hook // note RemovePeer in the post-disconnect hook
func runEthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool, peer *p2p.Peer, rw p2p.MsgReadWriter) (err error) { func runEthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool, peer *p2p.Peer, rw p2p.MsgReadWriter) (err error) {
<<<<<<< HEAD
self := &ethProtocol{ self := &ethProtocol{
txPool: txPool, txPool: txPool,
chainManager: chainManager, chainManager: chainManager,
@ -126,30 +95,6 @@ func runEthProtocol(txPool txPool, chainManager chainManager, blockPool blockPoo
rw: rw, rw: rw,
peer: peer, peer: peer,
id: (string)(peer.Identity().Pubkey()), id: (string)(peer.Identity().Pubkey()),
=======
=======
// the main loop that handles incoming messages
// note RemovePeer in the post-disconnect hook
>>>>>>> eth protocol changes
func runEthProtocol(eth backend, peer *p2p.Peer, rw p2p.MsgReadWriter) (err error) {
self := &ethProtocol{
eth: eth,
rw: rw,
peer: peer,
<<<<<<< HEAD
>>>>>>> initial commit for eth-p2p integration
=======
id: (string)(peer.Identity().Pubkey()),
>>>>>>> eth protocol changes
=======
self := &ethProtocol{
txPool: txPool,
chainManager: chainManager,
blockPool: blockPool,
rw: rw,
peer: peer,
id: (string)(peer.Identity().Pubkey()),
>>>>>>> protocol
} }
err = self.handleStatus() err = self.handleStatus()
if err == nil { if err == nil {
@ -157,18 +102,7 @@ func runEthProtocol(eth backend, peer *p2p.Peer, rw p2p.MsgReadWriter) (err erro
for { for {
err = self.handle() err = self.handle()
if err != nil { if err != nil {
<<<<<<< HEAD
<<<<<<< HEAD
<<<<<<< HEAD
self.blockPool.RemovePeer(self.id) self.blockPool.RemovePeer(self.id)
=======
>>>>>>> initial commit for eth-p2p integration
=======
self.eth.RemovePeer(self.id)
>>>>>>> eth protocol changes
=======
self.blockPool.RemovePeer(self.id)
>>>>>>> protocol
break break
} }
} }
@ -193,71 +127,30 @@ func (self *ethProtocol) handle() error {
case StatusMsg: case StatusMsg:
return ProtocolError(ErrExtraStatusMsg, "") return ProtocolError(ErrExtraStatusMsg, "")
<<<<<<< HEAD
<<<<<<< HEAD
case TxMsg: case TxMsg:
// TODO: rework using lazy RLP stream // TODO: rework using lazy RLP stream
=======
case GetTxMsg:
txs := self.eth.GetTransactions()
// TODO: rewrite using rlp flat
txsInterface := make([]interface{}, len(txs))
for i, tx := range txs {
txsInterface[i] = tx.RlpData()
}
return self.rw.EncodeMsg(TxMsg, txsInterface...)
=======
>>>>>>> protocol
case TxMsg:
<<<<<<< HEAD
>>>>>>> initial commit for eth-p2p integration
=======
// TODO: rework using lazy RLP stream
>>>>>>> eth protocol changes
var txs []*types.Transaction var txs []*types.Transaction
if err := msg.Decode(&txs); err != nil { if err := msg.Decode(&txs); err != nil {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
} }
<<<<<<< HEAD
<<<<<<< HEAD
self.txPool.AddTransactions(txs) self.txPool.AddTransactions(txs)
=======
self.eth.AddTransactions(txs)
>>>>>>> initial commit for eth-p2p integration
=======
self.txPool.AddTransactions(txs)
>>>>>>> protocol
case GetBlockHashesMsg: case GetBlockHashesMsg:
var request getBlockHashesMsgData var request getBlockHashesMsgData
if err := msg.Decode(&request); err != nil { if err := msg.Decode(&request); err != nil {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
} }
<<<<<<< HEAD
<<<<<<< HEAD
hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount) hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount)
=======
hashes := self.eth.GetBlockHashes(request.Hash, request.Amount)
>>>>>>> initial commit for eth-p2p integration
=======
hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount)
>>>>>>> protocol
return self.rw.EncodeMsg(BlockHashesMsg, ethutil.ByteSliceToInterface(hashes)...) return self.rw.EncodeMsg(BlockHashesMsg, ethutil.ByteSliceToInterface(hashes)...)
case BlockHashesMsg: case BlockHashesMsg:
// TODO: redo using lazy decode , this way very inefficient on known chains // TODO: redo using lazy decode , this way very inefficient on known chains
<<<<<<< HEAD
<<<<<<< HEAD
=======
>>>>>>> eth protocol changes
msgStream := rlp.NewListStream(msg.Payload, uint64(msg.Size)) msgStream := rlp.NewListStream(msg.Payload, uint64(msg.Size))
var err error var err error
iter := func() (hash []byte, ok bool) { iter := func() (hash []byte, ok bool) {
hash, err = msgStream.Bytes() hash, err = msgStream.Bytes()
if err == nil { if err == nil {
ok = true ok = true
<<<<<<< HEAD
} }
return return
} }
@ -267,60 +160,17 @@ func (self *ethProtocol) handle() error {
} }
case GetBlocksMsg: case GetBlocksMsg:
=======
// s := rlp.NewListStream(msg.Payload, uint64(msg.Size))
var blockHashes [][]byte var blockHashes [][]byte
if err := msg.Decode(&blockHashes); err != nil { if err := msg.Decode(&blockHashes); err != nil {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
} }
fetchMore := true
for _, hash := range blockHashes {
fetchMore = self.eth.AddHash(hash, self.peer)
if !fetchMore {
break
=======
>>>>>>> eth protocol changes
}
return
}
self.blockPool.AddBlockHashes(iter, self.id)
if err != nil && err != rlp.EOL {
return ProtocolError(ErrDecode, "%v", err)
}
case GetBlocksMsg:
<<<<<<< HEAD
// Limit to max 300 blocks
>>>>>>> initial commit for eth-p2p integration
=======
>>>>>>> eth protocol changes
var blockHashes [][]byte
if err := msg.Decode(&blockHashes); err != nil {
return ProtocolError(ErrDecode, "%v", err)
}
<<<<<<< HEAD
<<<<<<< HEAD
max := int(math.Min(float64(len(blockHashes)), blockHashesBatchSize)) max := int(math.Min(float64(len(blockHashes)), blockHashesBatchSize))
=======
max := int(math.Min(float64(len(blockHashes)), 300.0))
>>>>>>> initial commit for eth-p2p integration
=======
max := int(math.Min(float64(len(blockHashes)), blockHashesBatchSize))
>>>>>>> eth protocol changes
var blocks []interface{} var blocks []interface{}
for i, hash := range blockHashes { for i, hash := range blockHashes {
if i >= max { if i >= max {
break break
} }
<<<<<<< HEAD
<<<<<<< HEAD
block := self.chainManager.GetBlock(hash) block := self.chainManager.GetBlock(hash)
=======
block := self.eth.GetBlock(hash)
>>>>>>> initial commit for eth-p2p integration
=======
block := self.chainManager.GetBlock(hash)
>>>>>>> protocol
if block != nil { if block != nil {
blocks = append(blocks, block.Value().Raw()) blocks = append(blocks, block.Value().Raw())
} }
@ -328,10 +178,6 @@ func (self *ethProtocol) handle() error {
return self.rw.EncodeMsg(BlocksMsg, blocks...) return self.rw.EncodeMsg(BlocksMsg, blocks...)
case BlocksMsg: case BlocksMsg:
<<<<<<< HEAD
<<<<<<< HEAD
=======
>>>>>>> eth protocol changes
msgStream := rlp.NewListStream(msg.Payload, uint64(msg.Size)) msgStream := rlp.NewListStream(msg.Payload, uint64(msg.Size))
for { for {
var block *types.Block var block *types.Block
@ -340,37 +186,9 @@ func (self *ethProtocol) handle() error {
break break
} else { } else {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
<<<<<<< HEAD
} }
} }
self.blockPool.AddBlock(block, self.id) self.blockPool.AddBlock(block, self.id)
=======
var blocks []*types.Block
if err := msg.Decode(&blocks); err != nil {
return ProtocolError(ErrDecode, "%v", err)
}
for _, block := range blocks {
fetchHashes, err := self.eth.AddBlock(nil, block, self.peer)
if err != nil {
return ProtocolError(ErrInvalidBlock, "%v", err)
}
if fetchHashes {
if err := self.FetchHashes(block.Hash()); err != nil {
return err
}
}
>>>>>>> initial commit for eth-p2p integration
=======
}
}
<<<<<<< HEAD
if err := self.eth.AddBlock(block, self.id); err != nil {
return ProtocolError(ErrInvalidBlock, "%v", err)
}
>>>>>>> eth protocol changes
=======
self.blockPool.AddBlock(block, self.id)
>>>>>>> protocol
} }
case NewBlockMsg: case NewBlockMsg:
@ -378,23 +196,11 @@ func (self *ethProtocol) handle() error {
if err := msg.Decode(&request); err != nil { if err := msg.Decode(&request); err != nil {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
} }
<<<<<<< HEAD
<<<<<<< HEAD
=======
>>>>>>> eth protocol changes
hash := request.Block.Hash() hash := request.Block.Hash()
// to simplify backend interface adding a new block // to simplify backend interface adding a new block
// uses AddPeer followed by AddHashes, AddBlock only if peer is the best peer // uses AddPeer followed by AddHashes, AddBlock only if peer is the best peer
// (or selected as new best peer) // (or selected as new best peer)
<<<<<<< HEAD
<<<<<<< HEAD
if self.blockPool.AddPeer(request.TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) { if self.blockPool.AddPeer(request.TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) {
=======
if self.eth.AddPeer(request.TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.invalidBlock) {
>>>>>>> eth protocol changes
=======
if self.blockPool.AddPeer(request.TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) {
>>>>>>> protocol
called := true called := true
iter := func() (hash []byte, ok bool) { iter := func() (hash []byte, ok bool) {
if called { if called {
@ -404,29 +210,8 @@ func (self *ethProtocol) handle() error {
return return
} }
} }
<<<<<<< HEAD
<<<<<<< HEAD
self.blockPool.AddBlockHashes(iter, self.id) self.blockPool.AddBlockHashes(iter, self.id)
self.blockPool.AddBlock(request.Block, self.id) self.blockPool.AddBlock(request.Block, self.id)
=======
var fetchHashes bool
// this should reset td and offer blockpool as candidate new peer?
if fetchHashes, err = self.eth.AddBlock(request.TD, request.Block, self.peer); err != nil {
return ProtocolError(ErrInvalidBlock, "%v", err)
}
if fetchHashes {
return self.FetchHashes(request.Block.Hash())
>>>>>>> initial commit for eth-p2p integration
=======
self.eth.AddBlockHashes(iter, self.id)
if err := self.eth.AddBlock(request.Block, self.id); err != nil {
return ProtocolError(ErrInvalidBlock, "%v", err)
}
>>>>>>> eth protocol changes
=======
self.blockPool.AddBlockHashes(iter, self.id)
self.blockPool.AddBlock(request.Block, self.id)
>>>>>>> protocol
} }
default: default:
@ -444,15 +229,7 @@ type statusMsgData struct {
} }
func (self *ethProtocol) statusMsg() p2p.Msg { func (self *ethProtocol) statusMsg() p2p.Msg {
<<<<<<< HEAD
<<<<<<< HEAD
td, currentBlock, genesisBlock := self.chainManager.Status() td, currentBlock, genesisBlock := self.chainManager.Status()
=======
td, currentBlock, genesisBlock := self.eth.Status()
>>>>>>> initial commit for eth-p2p integration
=======
td, currentBlock, genesisBlock := self.chainManager.Status()
>>>>>>> protocol
return p2p.NewMsg(StatusMsg, return p2p.NewMsg(StatusMsg,
uint32(ProtocolVersion), uint32(ProtocolVersion),
@ -488,15 +265,7 @@ func (self *ethProtocol) handleStatus() error {
return ProtocolError(ErrDecode, "%v", err) return ProtocolError(ErrDecode, "%v", err)
} }
<<<<<<< HEAD
<<<<<<< HEAD
_, _, genesisBlock := self.chainManager.Status() _, _, genesisBlock := self.chainManager.Status()
=======
_, _, genesisBlock := self.eth.Status()
>>>>>>> initial commit for eth-p2p integration
=======
_, _, genesisBlock := self.chainManager.Status()
>>>>>>> protocol
if bytes.Compare(status.GenesisBlock, genesisBlock) != 0 { if bytes.Compare(status.GenesisBlock, genesisBlock) != 0 {
return ProtocolError(ErrGenesisBlockMismatch, "%x (!= %x)", status.GenesisBlock, genesisBlock) return ProtocolError(ErrGenesisBlockMismatch, "%x (!= %x)", status.GenesisBlock, genesisBlock)
@ -510,33 +279,13 @@ func (self *ethProtocol) handleStatus() error {
return ProtocolError(ErrProtocolVersionMismatch, "%d (!= %d)", status.ProtocolVersion, ProtocolVersion) return ProtocolError(ErrProtocolVersionMismatch, "%d (!= %d)", status.ProtocolVersion, ProtocolVersion)
} }
<<<<<<< HEAD
<<<<<<< HEAD
self.peer.Infof("Peer is [eth] capable (%d/%d). TD = %v ~ %x", status.ProtocolVersion, status.NetworkId, status.CurrentBlock) self.peer.Infof("Peer is [eth] capable (%d/%d). TD = %v ~ %x", status.ProtocolVersion, status.NetworkId, status.CurrentBlock)
self.blockPool.AddPeer(status.TD, status.CurrentBlock, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) self.blockPool.AddPeer(status.TD, status.CurrentBlock, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect)
=======
logger.Infof("Peer is [eth] capable (%d/%d). TD = %v ~ %x", status.ProtocolVersion, status.NetworkId, status.CurrentBlock)
if self.eth.AddPeer(status.TD, status.CurrentBlock, self.peer) {
return self.FetchHashes(status.CurrentBlock)
}
>>>>>>> initial commit for eth-p2p integration
=======
self.peer.Infof("Peer is [eth] capable (%d/%d). TD = %v ~ %x", status.ProtocolVersion, status.NetworkId, status.CurrentBlock)
<<<<<<< HEAD
self.eth.AddPeer(status.TD, status.CurrentBlock, self.id, self.requestBlockHashes, self.requestBlocks, self.invalidBlock)
>>>>>>> eth protocol changes
=======
self.blockPool.AddPeer(status.TD, status.CurrentBlock, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect)
>>>>>>> protocol
return nil return nil
} }
<<<<<<< HEAD
<<<<<<< HEAD
func (self *ethProtocol) requestBlockHashes(from []byte) error { func (self *ethProtocol) requestBlockHashes(from []byte) error {
self.peer.Debugf("fetching hashes (%d) %x...\n", blockHashesBatchSize, from[0:4]) self.peer.Debugf("fetching hashes (%d) %x...\n", blockHashesBatchSize, from[0:4])
return self.rw.EncodeMsg(GetBlockHashesMsg, from, blockHashesBatchSize) return self.rw.EncodeMsg(GetBlockHashesMsg, from, blockHashesBatchSize)
@ -567,44 +316,3 @@ func (self *ethProtocol) protoErrorDisconnect(code int, format string, params ..
} }
} }
=======
func (self *ethProtocol) FetchHashes(from []byte) error {
logger.Debugf("Fetching hashes (%d) %x...\n", blockHashesBatchSize, from[0:4])
return self.rw.EncodeMsg(GetBlockHashesMsg, from, blockHashesBatchSize)
}
>>>>>>> initial commit for eth-p2p integration
=======
func (self *ethProtocol) requestBlockHashes(from []byte) error {
self.peer.Debugf("fetching hashes (%d) %x...\n", blockHashesBatchSize, from[0:4])
return self.rw.EncodeMsg(GetBlockHashesMsg, from, blockHashesBatchSize)
}
func (self *ethProtocol) requestBlocks(hashes [][]byte) error {
self.peer.Debugf("fetching %v blocks", len(hashes))
return self.rw.EncodeMsg(GetBlocksMsg, ethutil.ByteSliceToInterface(hashes))
}
func (self *ethProtocol) protoError(code int, format string, params ...interface{}) (err *protocolError) {
err = ProtocolError(code, format, params...)
if err.Fatal() {
self.peer.Errorln(err)
} else {
self.peer.Debugln(err)
}
return
}
<<<<<<< HEAD
>>>>>>> eth protocol changes
=======
func (self *ethProtocol) protoErrorDisconnect(code int, format string, params ...interface{}) {
err := ProtocolError(code, format, params...)
if err.Fatal() {
self.peer.Errorln(err)
// disconnect
} else {
self.peer.Debugln(err)
}
}
>>>>>>> protocol