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@ -1,13 +1,12 @@ |
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package eth |
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package eth |
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import ( |
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import ( |
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"bytes" |
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"fmt" |
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"fmt" |
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"math/big" |
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"math/big" |
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"github.com/ethereum/go-ethereum/common" |
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"github.com/ethereum/go-ethereum/core/types" |
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"github.com/ethereum/go-ethereum/core/types" |
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"github.com/ethereum/go-ethereum/errs" |
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"github.com/ethereum/go-ethereum/errs" |
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"github.com/ethereum/go-ethereum/common" |
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"github.com/ethereum/go-ethereum/logger" |
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"github.com/ethereum/go-ethereum/logger" |
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"github.com/ethereum/go-ethereum/p2p" |
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"github.com/ethereum/go-ethereum/p2p" |
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"github.com/ethereum/go-ethereum/rlp" |
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"github.com/ethereum/go-ethereum/rlp" |
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@ -76,15 +75,15 @@ type txPool interface { |
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} |
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} |
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type chainManager interface { |
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type chainManager interface { |
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GetBlockHashesFromHash(hash []byte, amount uint64) (hashes [][]byte) |
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GetBlockHashesFromHash(hash common.Hash, amount uint64) (hashes []common.Hash) |
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GetBlock(hash []byte) (block *types.Block) |
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GetBlock(hash common.Hash) (block *types.Block) |
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Status() (td *big.Int, currentBlock []byte, genesisBlock []byte) |
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Status() (td *big.Int, currentBlock common.Hash, genesisBlock common.Hash) |
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} |
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} |
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type blockPool interface { |
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type blockPool interface { |
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AddBlockHashes(next func() ([]byte, bool), peerId string) |
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AddBlockHashes(next func() (common.Hash, bool), peerId string) |
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AddBlock(block *types.Block, peerId string) |
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AddBlock(block *types.Block, peerId string) |
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AddPeer(td *big.Int, currentBlock []byte, peerId string, requestHashes func([]byte) error, requestBlocks func([][]byte) error, peerError func(*errs.Error)) (best bool) |
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AddPeer(td *big.Int, currentBlock common.Hash, peerId string, requestHashes func(common.Hash) error, requestBlocks func([]common.Hash) error, peerError func(*errs.Error)) (best bool) |
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RemovePeer(peerId string) |
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RemovePeer(peerId string) |
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} |
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} |
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@ -95,7 +94,7 @@ type newBlockMsgData struct { |
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} |
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} |
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type getBlockHashesMsgData struct { |
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type getBlockHashesMsgData struct { |
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Hash []byte |
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Hash common.Hash |
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Amount uint64 |
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Amount uint64 |
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} |
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} |
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@ -167,7 +166,7 @@ func (self *ethProtocol) handle() error { |
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} |
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} |
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for _, tx := range txs { |
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for _, tx := range txs { |
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jsonlogger.LogJson(&logger.EthTxReceived{ |
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jsonlogger.LogJson(&logger.EthTxReceived{ |
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TxHash: common.Bytes2Hex(tx.Hash()), |
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TxHash: tx.Hash().Hex(), |
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RemoteId: self.peer.ID().String(), |
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RemoteId: self.peer.ID().String(), |
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}) |
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}) |
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} |
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} |
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@ -183,7 +182,7 @@ func (self *ethProtocol) handle() error { |
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request.Amount = maxHashes |
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request.Amount = maxHashes |
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} |
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} |
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hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount) |
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hashes := self.chainManager.GetBlockHashesFromHash(request.Hash, request.Amount) |
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return p2p.EncodeMsg(self.rw, BlockHashesMsg, common.ByteSliceToInterface(hashes)...) |
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return p2p.EncodeMsg(self.rw, BlockHashesMsg, rlp.Flat(hashes)) |
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case BlockHashesMsg: |
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case BlockHashesMsg: |
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msgStream := rlp.NewStream(msg.Payload) |
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msgStream := rlp.NewStream(msg.Payload) |
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@ -192,14 +191,16 @@ func (self *ethProtocol) handle() error { |
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} |
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} |
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var i int |
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var i int |
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iter := func() (hash []byte, ok bool) { |
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iter := func() (hash common.Hash, ok bool) { |
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hash, err := msgStream.Bytes() |
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var h common.Hash |
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err := msgStream.Decode(&h) |
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if err == rlp.EOL { |
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if err == rlp.EOL { |
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return nil, false |
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return common.Hash{}, false |
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} else if err != nil { |
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} else if err != nil { |
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self.protoError(ErrDecode, "msg %v: after %v hashes : %v", msg, i, err) |
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self.protoError(ErrDecode, "msg %v: after %v hashes : %v", msg, i, err) |
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return nil, false |
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return common.Hash{}, false |
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} |
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} |
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i++ |
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i++ |
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return hash, true |
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return hash, true |
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} |
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} |
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@ -215,14 +216,14 @@ func (self *ethProtocol) handle() error { |
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var i int |
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var i int |
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for { |
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for { |
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i++ |
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i++ |
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var hash []byte |
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var hash common.Hash |
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if err := msgStream.Decode(&hash); err != nil { |
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err := msgStream.Decode(&hash) |
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if err == rlp.EOL { |
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if err == rlp.EOL { |
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break |
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break |
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} else { |
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} else { |
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return self.protoError(ErrDecode, "msg %v: %v", msg, err) |
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return self.protoError(ErrDecode, "msg %v: %v", msg, err) |
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} |
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} |
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} |
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block := self.chainManager.GetBlock(hash) |
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block := self.chainManager.GetBlock(hash) |
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if block != nil { |
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if block != nil { |
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blocks = append(blocks, block) |
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blocks = append(blocks, block) |
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@ -259,10 +260,10 @@ func (self *ethProtocol) handle() error { |
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_, chainHead, _ := self.chainManager.Status() |
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_, chainHead, _ := self.chainManager.Status() |
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jsonlogger.LogJson(&logger.EthChainReceivedNewBlock{ |
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jsonlogger.LogJson(&logger.EthChainReceivedNewBlock{ |
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BlockHash: common.Bytes2Hex(hash), |
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BlockHash: hash.Hex(), |
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BlockNumber: request.Block.Number(), // this surely must be zero
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BlockNumber: request.Block.Number(), // this surely must be zero
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ChainHeadHash: common.Bytes2Hex(chainHead), |
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ChainHeadHash: chainHead.Hex(), |
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BlockPrevHash: common.Bytes2Hex(request.Block.ParentHash()), |
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BlockPrevHash: request.Block.ParentHash().Hex(), |
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RemoteId: self.peer.ID().String(), |
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RemoteId: self.peer.ID().String(), |
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}) |
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}) |
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// to simplify backend interface adding a new block
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// to simplify backend interface adding a new block
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@ -282,8 +283,8 @@ type statusMsgData struct { |
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ProtocolVersion uint32 |
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ProtocolVersion uint32 |
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NetworkId uint32 |
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NetworkId uint32 |
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TD *big.Int |
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TD *big.Int |
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CurrentBlock []byte |
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CurrentBlock common.Hash |
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GenesisBlock []byte |
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GenesisBlock common.Hash |
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} |
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} |
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func (self *ethProtocol) statusMsg() p2p.Msg { |
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func (self *ethProtocol) statusMsg() p2p.Msg { |
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@ -325,7 +326,7 @@ func (self *ethProtocol) handleStatus() error { |
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_, _, genesisBlock := self.chainManager.Status() |
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_, _, genesisBlock := self.chainManager.Status() |
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if !bytes.Equal(status.GenesisBlock, genesisBlock) { |
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if status.GenesisBlock != genesisBlock { |
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return self.protoError(ErrGenesisBlockMismatch, "%x (!= %x)", status.GenesisBlock, genesisBlock) |
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return self.protoError(ErrGenesisBlockMismatch, "%x (!= %x)", status.GenesisBlock, genesisBlock) |
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} |
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} |
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@ -344,14 +345,14 @@ func (self *ethProtocol) handleStatus() error { |
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return nil |
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return nil |
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} |
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} |
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func (self *ethProtocol) requestBlockHashes(from []byte) error { |
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func (self *ethProtocol) requestBlockHashes(from common.Hash) error { |
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self.peer.Debugf("fetching hashes (%d) %x...\n", maxHashes, from[0:4]) |
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self.peer.Debugf("fetching hashes (%d) %x...\n", maxHashes, from[0:4]) |
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return p2p.EncodeMsg(self.rw, GetBlockHashesMsg, interface{}(from), uint64(maxHashes)) |
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return p2p.EncodeMsg(self.rw, GetBlockHashesMsg, interface{}(from), uint64(maxHashes)) |
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} |
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} |
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func (self *ethProtocol) requestBlocks(hashes [][]byte) error { |
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func (self *ethProtocol) requestBlocks(hashes []common.Hash) error { |
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self.peer.Debugf("fetching %v blocks", len(hashes)) |
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self.peer.Debugf("fetching %v blocks", len(hashes)) |
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return p2p.EncodeMsg(self.rw, GetBlocksMsg, common.ByteSliceToInterface(hashes)...) |
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return p2p.EncodeMsg(self.rw, GetBlocksMsg, rlp.Flat(hashes)) |
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} |
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} |
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func (self *ethProtocol) protoError(code int, format string, params ...interface{}) (err *errs.Error) { |
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func (self *ethProtocol) protoError(code int, format string, params ...interface{}) (err *errs.Error) { |
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