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protocol and rlp

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- getBlockHashes lazy encoder NewListStream -> NewStream
- need stream.List()
- add logging to protocol
- fix newBlockMsgData flat rlp
This commit is contained in:
zelig 2015-01-03 03:09:25 +00:00
parent 340eac708c
commit e2b8e05a71
1 changed files with 19 additions and 8 deletions
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27
eth/protocol.go
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@ -8,10 +8,13 @@ import (
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethutil"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/rlp"
)
var protologger = logger.NewLogger("ETH")
const (
ProtocolVersion = 51
NetworkId = 0
@ -141,23 +144,31 @@ func (self *ethProtocol) handle() error {
return self.protoError(ErrDecode, "->msg %v: %v", msg, err)
}
hashes := self.chainManager.GetBlockHashesFromHash(request[0].Hash, request[0].Amount)
protologger.Debugf("hashes length %v", len(hashes))
return self.rw.EncodeMsg(BlockHashesMsg, ethutil.ByteSliceToInterface(hashes)...)
case BlockHashesMsg:
// TODO: redo using lazy decode , this way very inefficient on known chains
msgStream := rlp.NewListStream(msg.Payload, uint64(msg.Size))
protologger.Debugf("payload size %v", msg.Size)
msgStream := rlp.NewStream(msg.Payload)
msgStream.List()
var err error
var i int
iter := func() (hash []byte, ok bool) {
hash, err = msgStream.Bytes()
if err == nil {
i++
ok = true
} else {
if err != rlp.EOL {
self.protoError(ErrDecode, "msg %v: after %v hashes : %v", msg, i, err)
}
}
return
}
self.blockPool.AddBlockHashes(iter, self.id)
if err != nil && err != rlp.EOL {
return self.protoError(ErrDecode, "msg %v: %v", msg, err)
}
case GetBlocksMsg:
var blockHashes [][]byte
@ -192,15 +203,15 @@ func (self *ethProtocol) handle() error {
}
case NewBlockMsg:
var request newBlockMsgData
var request [1]newBlockMsgData
if err := msg.Decode(&request); err != nil {
return self.protoError(ErrDecode, "msg %v: %v", msg, err)
}
hash := request.Block.Hash()
hash := request[0].Block.Hash()
// to simplify backend interface adding a new block
// 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) {
if self.blockPool.AddPeer(request[0].TD, hash, self.id, self.requestBlockHashes, self.requestBlocks, self.protoErrorDisconnect) {
called := true
iter := func() (hash []byte, ok bool) {
if called {
@ -211,7 +222,7 @@ func (self *ethProtocol) handle() error {
}
}
self.blockPool.AddBlockHashes(iter, self.id)
self.blockPool.AddBlock(request.Block, self.id)
self.blockPool.AddBlock(request[0].Block, self.id)
}
default: