diff options
Diffstat (limited to 'eth')
-rw-r--r-- | eth/backend.go | 35 | ||||
-rw-r--r-- | eth/protocol.go | 50 | ||||
-rw-r--r-- | eth/protocol_test.go | 6 |
3 files changed, 51 insertions, 40 deletions
diff --git a/eth/backend.go b/eth/backend.go index 16be8793a..c1aa28f3c 100644 --- a/eth/backend.go +++ b/eth/backend.go @@ -38,7 +38,10 @@ var ( ) type Config struct { - Name string + Name string + ProtocolVersion int + NetworkId int + DataDir string LogFile string LogLevel int @@ -135,14 +138,16 @@ type Ethereum struct { logger logger.LogSystem - Mining bool - DataDir string - version string + Mining bool + DataDir string + version string + ProtocolVersion int + NetworkId int } func New(config *Config) (*Ethereum, error) { // Boostrap database - servlogger := logger.New(config.DataDir, config.LogFile, config.LogLevel, config.LogFormat) + servlogsystem := logger.New(config.DataDir, config.LogFile, config.LogLevel, config.LogFormat) newdb := config.NewDB if newdb == nil { @@ -159,13 +164,14 @@ func New(config *Config) (*Ethereum, error) { extraDb, err := ethdb.NewLDBDatabase(path.Join(config.DataDir, "extra")) // Perform database sanity checks - d, _ := blockDb.Get([]byte("ProtocolVersion")) - protov := common.NewValue(d).Uint() - if protov != ProtocolVersion && protov != 0 { + d, _ := extraDb.Get([]byte("ProtocolVersion")) + protov := int(common.NewValue(d).Uint()) + if protov != config.ProtocolVersion && protov != 0 { path := path.Join(config.DataDir, "blockchain") - return nil, fmt.Errorf("Database version mismatch. Protocol(%d / %d). `rm -rf %s`", protov, ProtocolVersion, path) + return nil, fmt.Errorf("Database version mismatch. Protocol(%d / %d). `rm -rf %s`", protov, config.ProtocolVersion, path) } - saveProtocolVersion(extraDb) + saveProtocolVersion(extraDb, config.ProtocolVersion) + servlogger.Infof("Protocol Version: %v, Network Id: %v", config.ProtocolVersion, config.NetworkId) eth := &Ethereum{ shutdownChan: make(chan bool), @@ -173,7 +179,7 @@ func New(config *Config) (*Ethereum, error) { stateDb: stateDb, extraDb: extraDb, eventMux: &event.TypeMux{}, - logger: servlogger, + logger: servlogsystem, accountManager: config.AccountManager, DataDir: config.DataDir, version: config.Name, // TODO should separate from Name @@ -195,7 +201,8 @@ func New(config *Config) (*Ethereum, error) { if err != nil { return nil, err } - ethProto := EthProtocol(eth.txPool, eth.chainManager, eth.blockPool) + + ethProto := EthProtocol(config.ProtocolVersion, config.NetworkId, eth.txPool, eth.chainManager, eth.blockPool) protocols := []p2p.Protocol{ethProto} if config.Shh { protocols = append(protocols, eth.whisper.Protocol()) @@ -412,11 +419,11 @@ func (self *Ethereum) blockBroadcastLoop() { } } -func saveProtocolVersion(db common.Database) { +func saveProtocolVersion(db common.Database, protov int) { d, _ := db.Get([]byte("ProtocolVersion")) protocolVersion := common.NewValue(d).Uint() if protocolVersion == 0 { - db.Put([]byte("ProtocolVersion"), common.NewValue(ProtocolVersion).Bytes()) + db.Put([]byte("ProtocolVersion"), common.NewValue(protov).Bytes()) } } diff --git a/eth/protocol.go b/eth/protocol.go index e368bbec5..1d4322886 100644 --- a/eth/protocol.go +++ b/eth/protocol.go @@ -5,9 +5,9 @@ import ( "fmt" "math/big" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/errs" - "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/logger" "github.com/ethereum/go-ethereum/p2p" "github.com/ethereum/go-ethereum/rlp" @@ -59,13 +59,15 @@ var errorToString = map[int]string{ // ethProtocol represents the ethereum wire protocol // instance is running on each peer type ethProtocol struct { - txPool txPool - chainManager chainManager - blockPool blockPool - peer *p2p.Peer - id string - rw p2p.MsgReadWriter - errors *errs.Errors + txPool txPool + chainManager chainManager + blockPool blockPool + peer *p2p.Peer + id string + rw p2p.MsgReadWriter + errors *errs.Errors + protocolVersion int + networkId int } // backend is the interface the ethereum protocol backend should implement @@ -102,27 +104,29 @@ type getBlockHashesMsgData struct { // 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 -func EthProtocol(txPool txPool, chainManager chainManager, blockPool blockPool) p2p.Protocol { +func EthProtocol(protocolVersion, networkId int, txPool txPool, chainManager chainManager, blockPool blockPool) p2p.Protocol { return p2p.Protocol{ Name: "eth", - Version: ProtocolVersion, + Version: uint(protocolVersion), Length: ProtocolLength, Run: func(peer *p2p.Peer, rw p2p.MsgReadWriter) error { - return runEthProtocol(txPool, chainManager, blockPool, peer, rw) + return runEthProtocol(protocolVersion, networkId, txPool, chainManager, blockPool, peer, rw) }, } } // the main loop that handles incoming messages // 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(protocolVersion, networkId int, txPool txPool, chainManager chainManager, blockPool blockPool, peer *p2p.Peer, rw p2p.MsgReadWriter) (err error) { id := peer.ID() self := ðProtocol{ - txPool: txPool, - chainManager: chainManager, - blockPool: blockPool, - rw: rw, - peer: peer, + txPool: txPool, + chainManager: chainManager, + blockPool: blockPool, + rw: rw, + peer: peer, + protocolVersion: protocolVersion, + networkId: networkId, errors: &errs.Errors{ Package: "ETH", Errors: errorToString, @@ -290,8 +294,8 @@ func (self *ethProtocol) statusMsg() p2p.Msg { td, currentBlock, genesisBlock := self.chainManager.Status() return p2p.NewMsg(StatusMsg, - uint32(ProtocolVersion), - uint32(NetworkId), + uint32(self.protocolVersion), + uint32(self.networkId), td, currentBlock, genesisBlock, @@ -329,12 +333,12 @@ func (self *ethProtocol) handleStatus() error { return self.protoError(ErrGenesisBlockMismatch, "%x (!= %x)", status.GenesisBlock, genesisBlock) } - if status.NetworkId != NetworkId { - return self.protoError(ErrNetworkIdMismatch, "%d (!= %d)", status.NetworkId, NetworkId) + if int(status.NetworkId) != self.networkId { + return self.protoError(ErrNetworkIdMismatch, "%d (!= %d)", status.NetworkId, self.networkId) } - if ProtocolVersion != status.ProtocolVersion { - return self.protoError(ErrProtocolVersionMismatch, "%d (!= %d)", status.ProtocolVersion, ProtocolVersion) + if int(status.ProtocolVersion) != self.protocolVersion { + return self.protoError(ErrProtocolVersionMismatch, "%d (!= %d)", status.ProtocolVersion, self.protocolVersion) } self.peer.Infof("Peer is [eth] capable (%d/%d). TD=%v H=%x\n", status.ProtocolVersion, status.NetworkId, status.TD, status.CurrentBlock[:4]) diff --git a/eth/protocol_test.go b/eth/protocol_test.go index a2b59f117..4bed71663 100644 --- a/eth/protocol_test.go +++ b/eth/protocol_test.go @@ -9,10 +9,10 @@ import ( "testing" "time" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/errs" - "github.com/ethereum/go-ethereum/common" ethlogger "github.com/ethereum/go-ethereum/logger" "github.com/ethereum/go-ethereum/p2p" "github.com/ethereum/go-ethereum/p2p/discover" @@ -235,8 +235,8 @@ func TestStatusMsgErrors(t *testing.T) { var status statusMsgData eth.checkMsg(0, StatusMsg, &status) // first outgoing msg should be StatusMsg if status.TD.Cmp(td) != 0 || - status.ProtocolVersion != ProtocolVersion || - status.NetworkId != NetworkId || + status.ProtocolVersion != eth.ProtocolVersion || + status.NetworkId != eth.NetworkId || status.TD.Cmp(td) != 0 || bytes.Compare(status.CurrentBlock, currentBlock) != 0 || bytes.Compare(status.GenesisBlock, genesis) != 0 { |