mirror
/
go-ethereum
mirror of https://github.com/ethereum/go-ethereum
2
0
Fork 1
Code Issues Releases Wiki Activity

Merge branch 'develop' of github.com-obscure:ethereum/go-ethereum into develop

Browse Source
pull/351/merge
obscuren 10 years ago
parent fa4cbad315 639ac5c3da
commit 0006585391
19 changed files with 658 additions and 662 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 1
      cmd/ethereum/main.go
  2. 14
      cmd/mist/assets/ext/mist.js
  3. 7
      cmd/mist/assets/qml/main.qml
  4. 6
      cmd/mist/assets/qml/views/browser.qml
  5. 19
      cmd/mist/assets/qml/views/catalog.qml
  6. 3
      cmd/mist/flags.go
  7. 3
      cmd/mist/gui.go
  8. 1
      cmd/mist/main.go
  9. 2
      cmd/utils/cmd.go
  10. 6
      eth/backend.go
  11. 549
      logger/types.go
  12. 4
      miner/miner.go
  13. 137
      p2p/handshake.go
  14. 63
      p2p/handshake_test.go
  15. 2
      p2p/message.go
  16. 210
      p2p/peer.go
  17. 105
      p2p/peer_test.go
  18. 64
      p2p/server.go
  19. 12
      p2p/server_test.go

1
cmd/ethereum/main.go
Unescape View File

@ -67,6 +67,7 @@ func main() {
DataDir: Datadir,
LogFile: LogFile,
LogLevel: LogLevel,
LogFormat: LogFormat,
MaxPeers: MaxPeer,
Port: OutboundPort,
NAT: NAT,

14
cmd/mist/assets/ext/mist.js
Unescape View File

@ -20,16 +20,18 @@
console.log("loaded?");
document.onkeydown = function(evt) {
// This functions keeps track of keyboard inputs in order to allow copy, paste and other features
evt = evt || window.event;
if (evt.ctrlKey && evt.keyCode == 67) {
window.document.execCommand("copy");
console.log("Ctrl-C");
} else if (evt.ctrlKey && evt.keyCode == 88) {
window.document.execCommand("cut");
console.log("Ctrl-X");
} if (evt.ctrlKey && evt.keyCode == 86) {
console.log("Ctrl-V");
} if (evt.ctrlKey && evt.keyCode == 90) {
console.log("Ctrl-Z");
} else if (evt.ctrlKey && evt.keyCode == 86) {
window.document.execCommand("paste");
} else if (evt.ctrlKey && evt.keyCode == 90) {
window.document.execCommand("undo");
} else if (evt.ctrlKey && evt.shiftKey && evt.keyCode == 90) {
window.document.execCommand("redo");
}
};

7
cmd/mist/assets/qml/main.qml
Unescape View File

@ -131,7 +131,11 @@ ApplicationWindow {
var existingDomain = matches && matches[1];
if (requestedDomain == existingDomain) {
domainAlreadyOpen = true;
if (mainSplit.views[i].view.url != url){
mainSplit.views[i].view.url = url;
}
activeView(mainSplit.views[i].view, mainSplit.views[i].menuItem);
}
}
@ -928,7 +932,8 @@ ApplicationWindow {
model: peerModel
TableViewColumn{width: 180; role: "addr" ; title: "Remote Address" }
TableViewColumn{width: 280; role: "nodeID" ; title: "Node ID" }
TableViewColumn{width: 180; role: "caps" ; title: "Capabilities" }
TableViewColumn{width: 100; role: "name" ; title: "Name" }
TableViewColumn{width: 40; role: "caps" ; title: "Capabilities" }
}
}
}

6
cmd/mist/assets/qml/views/browser.qml
Unescape View File

@ -3,7 +3,7 @@ import QtQuick.Controls 1.0;
import QtQuick.Controls.Styles 1.0
import QtQuick.Layouts 1.0;
import QtWebEngine 1.0
//import QtWebEngine.experimental 1.0
import QtWebEngine.experimental 1.0
import QtQuick.Window 2.0;
Rectangle {
@ -340,7 +340,7 @@ Rectangle {
WebEngineView {
objectName: "webView"
id: webview
//experimental.settings.javascriptCanAccessClipboard: true
experimental.settings.javascriptCanAccessClipboard: true
//experimental.settings.localContentCanAccessRemoteUrls: true
anchors {
left: parent.left
@ -399,6 +399,7 @@ Rectangle {
onLoadingChanged: {
if (loadRequest.status == WebEngineView.LoadSucceededStatus) {
webview.runJavaScript("document.title", function(pageTitle) {
menuItem.title = pageTitle;
});
@ -441,6 +442,7 @@ Rectangle {
webview.runJavaScript(eth.readFile("bignumber.min.js"));
webview.runJavaScript(eth.readFile("ethereum.js/dist/ethereum.js"));
webview.runJavaScript(eth.readFile("mist.js"));
var cleanTitle = webview.url.toString()
var matches = cleanTitle.match(/^[a-z]*\:\/\/([^\/?#]+)(?:[\/?#]|$)/i);

19
cmd/mist/assets/qml/views/catalog.qml
Unescape View File

@ -3,7 +3,7 @@ import QtQuick.Controls 1.0;
import QtQuick.Controls.Styles 1.0
import QtQuick.Layouts 1.0;
import QtWebEngine 1.0
//import QtWebEngine.experimental 1.0
import QtWebEngine.experimental 1.0
import QtQuick.Window 2.0;
@ -21,8 +21,6 @@ Rectangle {
property alias windowTitle: webview.title
property alias webView: webview
property var cleanPath: false
property var open: function(url) {
if(!window.cleanPath) {
@ -66,9 +64,6 @@ Rectangle {
}
}
Component.onCompleted: {
}
Item {
objectName: "root"
id: root
@ -85,7 +80,7 @@ Rectangle {
property var domain: "ethereum-dapp-catalog.meteor.com"
url: protocol + domain
//experimental.settings.javascriptCanAccessClipboard: true
experimental.settings.javascriptCanAccessClipboard: true
onJavaScriptConsoleMessage: {
@ -112,11 +107,11 @@ Rectangle {
}
}
// onLoadingChanged: {
// if (loadRequest.status == WebEngineView.LoadSucceededStatus) {
// webview.runJavaScript(eth.readFile("mist.js"));
// }
// }
onLoadingChanged: {
if (loadRequest.status == WebEngineView.LoadSucceededStatus) {
webview.runJavaScript(eth.readFile("mist.js"));
}
}
}

3
cmd/mist/flags.go
Unescape View File

@ -63,6 +63,7 @@ var (
DebugFile string
LogLevel int
VmType int
MinerThreads int
)
// flags specific to gui client
@ -137,6 +138,8 @@ func Init() {
flag.StringVar(&BootNodes, "bootnodes", "", "space-separated node URLs for discovery bootstrap")
flag.IntVar(&MaxPeer, "maxpeer", 30, "maximum desired peers")
flag.IntVar(&MinerThreads, "minerthreads", runtime.NumCPU(), "number of miner threads")
flag.Parse()
var err error

3
cmd/mist/gui.go
Unescape View File

@ -453,7 +453,7 @@ NumGC: %d
))
}
type qmlpeer struct{ Addr, NodeID, Caps string }
type qmlpeer struct{ Addr, NodeID, Name, Caps string }
type peersByID []*qmlpeer
@ -468,6 +468,7 @@ func (gui *Gui) setPeerInfo() {
qpeers[i] = &qmlpeer{
NodeID: p.ID().String(),
Addr: p.RemoteAddr().String(),
Name: p.Name(),
Caps: fmt.Sprint(p.Caps()),
}
}

1
cmd/mist/main.go
Unescape View File

@ -65,6 +65,7 @@ func run() error {
NodeKey: NodeKey,
KeyRing: KeyRing,
Dial: true,
MinerThreads: MinerThreads,
})
if err != nil {
mainlogger.Fatalln(err)

2
cmd/utils/cmd.go
Unescape View File

@ -225,7 +225,7 @@ func StartMining(ethereum *eth.Ethereum) bool {
go func() {
clilogger.Infoln("Start mining")
if gminer == nil {
gminer = miner.New(addr, ethereum)
gminer = miner.New(addr, ethereum, 4)
}
gminer.Start()
}()

6
eth/backend.go
Unescape View File

@ -53,6 +53,8 @@ type Config struct {
Shh bool
Dial bool
MinerThreads int
KeyManager *crypto.KeyManager
}
@ -153,7 +155,7 @@ func New(config *Config) (*Ethereum, error) {
eth.blockProcessor = core.NewBlockProcessor(db, eth.txPool, eth.chainManager, eth.EventMux())
eth.chainManager.SetProcessor(eth.blockProcessor)
eth.whisper = whisper.New()
eth.miner = miner.New(keyManager.Address(), eth)
eth.miner = miner.New(keyManager.Address(), eth, config.MinerThreads)
hasBlock := eth.chainManager.HasBlock
insertChain := eth.chainManager.InsertChain
@ -209,9 +211,7 @@ func (s *Ethereum) Coinbase() []byte { return nil } // TODO
func (s *Ethereum) Start() error {
jsonlogger.LogJson(&ethlogger.LogStarting{
ClientString: s.net.Name,
Coinbase: ethutil.Bytes2Hex(s.KeyManager().Address()),
ProtocolVersion: ProtocolVersion,
LogEvent: ethlogger.LogEvent{Guid: ethutil.Bytes2Hex(crypto.FromECDSAPub(&s.net.PrivateKey.PublicKey))},
})
err := s.net.Start()

549
logger/types.go
Unescape View File

@ -7,7 +7,6 @@ import (
type utctime8601 struct{}
func (utctime8601) MarshalJSON() ([]byte, error) {
// FIX This should be re-formated for proper ISO 8601
return []byte(`"` + time.Now().UTC().Format(time.RFC3339Nano)[:26] + `Z"`), nil
}
@ -16,14 +15,13 @@ type JsonLog interface {
}
type LogEvent struct {
Guid string `json:"guid"`
// Guid string `json:"guid"`
Ts utctime8601 `json:"ts"`
// Level string `json:"level"`
}
type LogStarting struct {
ClientString string `json:"version_string"`
Coinbase string `json:"coinbase"`
ClientString string `json:"client_impl"`
ProtocolVersion int `json:"eth_version"`
LogEvent
}
@ -32,17 +30,6 @@ func (l *LogStarting) EventName() string {
return "starting"
}
type P2PConnecting struct {
RemoteId string `json:"remote_id"`
RemoteEndpoint string `json:"remote_endpoint"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PConnecting) EventName() string {
return "p2p.connecting"
}
type P2PConnected struct {
RemoteId string `json:"remote_id"`
RemoteAddress string `json:"remote_addr"`
@ -55,17 +42,6 @@ func (l *P2PConnected) EventName() string {
return "p2p.connected"
}
type P2PHandshaked struct {
RemoteCapabilities []string `json:"remote_capabilities"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PHandshaked) EventName() string {
return "p2p.handshaked"
}
type P2PDisconnected struct {
NumConnections int `json:"num_connections"`
RemoteId string `json:"remote_id"`
@ -76,247 +52,46 @@ func (l *P2PDisconnected) EventName() string {
return "p2p.disconnected"
}
type P2PDisconnecting struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PDisconnecting) EventName() string {
return "p2p.disconnecting"
}
type P2PDisconnectingBadHandshake struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PDisconnectingBadHandshake) EventName() string {
return "p2p.disconnecting.bad_handshake"
}
type P2PDisconnectingBadProtocol struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PDisconnectingBadProtocol) EventName() string {
return "p2p.disconnecting.bad_protocol"
}
type P2PDisconnectingReputation struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PDisconnectingReputation) EventName() string {
return "p2p.disconnecting.reputation"
}
type P2PDisconnectingDHT struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PDisconnectingDHT) EventName() string {
return "p2p.disconnecting.dht"
}
type P2PEthDisconnectingBadBlock struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PEthDisconnectingBadBlock) EventName() string {
return "p2p.eth.disconnecting.bad_block"
}
type P2PEthDisconnectingBadTx struct {
Reason string `json:"reason"`
RemoteId string `json:"remote_id"`
NumConnections int `json:"num_connections"`
LogEvent
}
func (l *P2PEthDisconnectingBadTx) EventName() string {
return "p2p.eth.disconnecting.bad_tx"
}
type EthNewBlockMined struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockHexRlp string `json:"block_hexrlp"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockMined) EventName() string {
return "eth.newblock.mined"
}
type EthNewBlockBroadcasted struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockBroadcasted) EventName() string {
return "eth.newblock.broadcasted"
}
type EthNewBlockReceived struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
type EthMinerNewBlock struct {
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockReceived) EventName() string {
return "eth.newblock.received"
}
type EthNewBlockIsKnown struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockIsKnown) EventName() string {
return "eth.newblock.is_known"
}
type EthNewBlockIsNew struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
ChainHeadHash string `json:"chain_head_hash"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockIsNew) EventName() string {
return "eth.newblock.is_new"
func (l *EthMinerNewBlock) EventName() string {
return "eth.miner.new_block"
}
type EthNewBlockMissingParent struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
type EthChainReceivedNewBlock struct {
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockMissingParent) EventName() string {
return "eth.newblock.missing_parent"
}
type EthNewBlockIsInvalid struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
ChainHeadHash string `json:"chain_head_hash"`
BlockPrevHash string `json:"block_prev_hash"`
RemoteId int `json:"remote_id"`
LogEvent
}
func (l *EthNewBlockIsInvalid) EventName() string {
return "eth.newblock.is_invalid"
func (l *EthChainReceivedNewBlock) EventName() string {
return "eth.chain.received.new_block"
}
type EthNewBlockChainIsOlder struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
type EthChainNewHead struct {
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockChainIsOlder) EventName() string {
return "eth.newblock.chain.is_older"
}
type EthNewBlockChainIsCanonical struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
ChainHeadHash string `json:"chain_head_hash"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockChainIsCanonical) EventName() string {
return "eth.newblock.chain.is_cannonical"
}
type EthNewBlockChainNotCanonical struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockChainNotCanonical) EventName() string {
return "eth.newblock.chain.not_cannonical"
}
type EthNewBlockChainSwitched struct {
BlockNumber int `json:"block_number"`
HeadHash string `json:"head_hash"`
OldHeadHash string `json:"old_head_hash"`
BlockHash string `json:"block_hash"`
BlockDifficulty int `json:"block_difficulty"`
BlockPrevHash string `json:"block_prev_hash"`
LogEvent
}
func (l *EthNewBlockChainSwitched) EventName() string {
return "eth.newblock.chain.switched"
}
type EthTxCreated struct {
TxHash string `json:"tx_hash"`
TxSender string `json:"tx_sender"`
TxAddress string `json:"tx_address"`
TxHexRLP string `json:"tx_hexrlp"`
TxNonce int `json:"tx_nonce"`
LogEvent
}
func (l *EthTxCreated) EventName() string {
return "eth.tx.created"
func (l *EthChainNewHead) EventName() string {
return "eth.chain.new_head"
}
type EthTxReceived struct {
TxHash string `json:"tx_hash"`
TxAddress string `json:"tx_address"`
TxHexRLP string `json:"tx_hexrlp"`
RemoteId string `json:"remote_id"`
TxNonce int `json:"tx_nonce"`
LogEvent
}
@ -324,39 +99,261 @@ func (l *EthTxReceived) EventName() string {
return "eth.tx.received"
}
type EthTxBroadcasted struct {
TxHash string `json:"tx_hash"`
TxSender string `json:"tx_sender"`
TxAddress string `json:"tx_address"`
TxNonce int `json:"tx_nonce"`
LogEvent
}
func (l *EthTxBroadcasted) EventName() string {
return "eth.tx.broadcasted"
}
type EthTxValidated struct {
TxHash string `json:"tx_hash"`
TxSender string `json:"tx_sender"`
TxAddress string `json:"tx_address"`
TxNonce int `json:"tx_nonce"`
LogEvent
}
func (l *EthTxValidated) EventName() string {
return "eth.tx.validated"
}
type EthTxIsInvalid struct {
TxHash string `json:"tx_hash"`
TxSender string `json:"tx_sender"`
TxAddress string `json:"tx_address"`
Reason string `json:"reason"`
TxNonce int `json:"tx_nonce"`
LogEvent
}
func (l *EthTxIsInvalid) EventName() string {
return "eth.tx.is_invalid"
}
//
//
// The types below are legacy and need to be converted to new format or deleted
//
//
// type P2PConnecting struct {
// RemoteId string `json:"remote_id"`
// RemoteEndpoint string `json:"remote_endpoint"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PConnecting) EventName() string {
// return "p2p.connecting"
// }
// type P2PHandshaked struct {
// RemoteCapabilities []string `json:"remote_capabilities"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PHandshaked) EventName() string {
// return "p2p.handshaked"
// }
// type P2PDisconnecting struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PDisconnecting) EventName() string {
// return "p2p.disconnecting"
// }
// type P2PDisconnectingBadHandshake struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PDisconnectingBadHandshake) EventName() string {
// return "p2p.disconnecting.bad_handshake"
// }
// type P2PDisconnectingBadProtocol struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PDisconnectingBadProtocol) EventName() string {
// return "p2p.disconnecting.bad_protocol"
// }
// type P2PDisconnectingReputation struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PDisconnectingReputation) EventName() string {
// return "p2p.disconnecting.reputation"
// }
// type P2PDisconnectingDHT struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PDisconnectingDHT) EventName() string {
// return "p2p.disconnecting.dht"
// }
// type P2PEthDisconnectingBadBlock struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PEthDisconnectingBadBlock) EventName() string {
// return "p2p.eth.disconnecting.bad_block"
// }
// type P2PEthDisconnectingBadTx struct {
// Reason string `json:"reason"`
// RemoteId string `json:"remote_id"`
// NumConnections int `json:"num_connections"`
// LogEvent
// }
// func (l *P2PEthDisconnectingBadTx) EventName() string {
// return "p2p.eth.disconnecting.bad_tx"
// }
// type EthNewBlockBroadcasted struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockBroadcasted) EventName() string {
// return "eth.newblock.broadcasted"
// }
// type EthNewBlockIsKnown struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockIsKnown) EventName() string {
// return "eth.newblock.is_known"
// }
// type EthNewBlockIsNew struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockIsNew) EventName() string {
// return "eth.newblock.is_new"
// }
// type EthNewBlockMissingParent struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockMissingParent) EventName() string {
// return "eth.newblock.missing_parent"
// }
// type EthNewBlockIsInvalid struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockIsInvalid) EventName() string {
// return "eth.newblock.is_invalid"
// }
// type EthNewBlockChainIsOlder struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockChainIsOlder) EventName() string {
// return "eth.newblock.chain.is_older"
// }
// type EthNewBlockChainIsCanonical struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockChainIsCanonical) EventName() string {
// return "eth.newblock.chain.is_cannonical"
// }
// type EthNewBlockChainNotCanonical struct {
// BlockNumber int `json:"block_number"`
// HeadHash string `json:"head_hash"`
// BlockHash string `json:"block_hash"`
// BlockDifficulty int `json:"block_difficulty"`
// BlockPrevHash string `json:"block_prev_hash"`
// LogEvent
// }
// func (l *EthNewBlockChainNotCanonical) EventName() string {
// return "eth.newblock.chain.not_cannonical"
// }
// type EthTxCreated struct {
// TxHash string `json:"tx_hash"`
// TxSender string `json:"tx_sender"`
// TxAddress string `json:"tx_address"`
// TxHexRLP string `json:"tx_hexrlp"`
// TxNonce int `json:"tx_nonce"`
// LogEvent
// }
// func (l *EthTxCreated) EventName() string {
// return "eth.tx.created"
// }
// type EthTxBroadcasted struct {
// TxHash string `json:"tx_hash"`
// TxSender string `json:"tx_sender"`
// TxAddress string `json:"tx_address"`
// TxNonce int `json:"tx_nonce"`
// LogEvent
// }
// func (l *EthTxBroadcasted) EventName() string {
// return "eth.tx.broadcasted"
// }
// type EthTxValidated struct {
// TxHash string `json:"tx_hash"`
// TxSender string `json:"tx_sender"`
// TxAddress string `json:"tx_address"`
// TxNonce int `json:"tx_nonce"`
// LogEvent
// }
// func (l *EthTxValidated) EventName() string {
// return "eth.tx.validated"
// }
// type EthTxIsInvalid struct {
// TxHash string `json:"tx_hash"`
// TxSender string `json:"tx_sender"`
// TxAddress string `json:"tx_address"`
// Reason string `json:"reason"`
// TxNonce int `json:"tx_nonce"`
// LogEvent
// }
// func (l *EthTxIsInvalid) EventName() string {
// return "eth.tx.is_invalid"
// }

4
miner/miner.go
Unescape View File

@ -20,13 +20,13 @@ type Miner struct {
mining bool
}
func New(coinbase []byte, eth core.Backend) *Miner {
func New(coinbase []byte, eth core.Backend, minerThreads int) *Miner {
miner := &Miner{
Coinbase: coinbase,
worker: newWorker(coinbase, eth),
}
for i := 0; i < 4; i++ {
for i := 0; i < minerThreads; i++ {
miner.worker.register(NewCpuMiner(i, ezp.New()))
}

137
p2p/crypto.go → p2p/handshake.go
Unescape View File

@ -1,21 +1,20 @@
package p2p
import (
// "binary"
"crypto/ecdsa"
"crypto/rand"
"errors"
"fmt"
"io"
"net"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/crypto/ecies"
"github.com/ethereum/go-ethereum/crypto/secp256k1"
ethlogger "github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/rlp"
)
var clogger = ethlogger.NewLogger("CRYPTOID")
const (
sskLen = 16 // ecies.MaxSharedKeyLength(pubKey) / 2
sigLen = 65 // elliptic S256
@ -30,26 +29,76 @@ const (
rHSLen = authRespLen + eciesBytes // size of the final ECIES payload sent as receiver's handshake
)
type hexkey []byte
type conn struct {
*frameRW
*protoHandshake
}
func (self hexkey) String() string {
return fmt.Sprintf("(%d) %x", len(self), []byte(self))
func newConn(fd net.Conn, hs *protoHandshake) *conn {
return &conn{newFrameRW(fd, msgWriteTimeout), hs}
}
func encHandshake(conn io.ReadWriter, prv *ecdsa.PrivateKey, dial *discover.Node) (
remoteID discover.NodeID,
sessionToken []byte,
err error,
) {
// encHandshake represents information about the remote end
// of a connection that is negotiated during the encryption handshake.
type encHandshake struct {
ID discover.NodeID
IngressMAC []byte
EgressMAC []byte
Token []byte
}
// protoHandshake is the RLP structure of the protocol handshake.
type protoHandshake struct {
Version uint64
Name string
Caps []Cap
ListenPort uint64
ID discover.NodeID
}
// setupConn starts a protocol session on the given connection.
// It runs the encryption handshake and the protocol handshake.
// If dial is non-nil, the connection the local node is the initiator.
func setupConn(fd net.Conn, prv *ecdsa.PrivateKey, our *protoHandshake, dial *discover.Node) (*conn, error) {
if dial == nil {
var remotePubkey []byte
sessionToken, remotePubkey, err = inboundEncHandshake(conn, prv, nil)
copy(remoteID[:], remotePubkey)
return setupInboundConn(fd, prv, our)
} else {
remoteID = dial.ID
sessionToken, err = outboundEncHandshake(conn, prv, remoteID[:], nil)
return setupOutboundConn(fd, prv, our, dial)
}
}
func setupInboundConn(fd net.Conn, prv *ecdsa.PrivateKey, our *protoHandshake) (*conn, error) {
// var remotePubkey []byte
// sessionToken, remotePubkey, err = inboundEncHandshake(fd, prv, nil)
// copy(remoteID[:], remotePubkey)
rw := newFrameRW(fd, msgWriteTimeout)
rhs, err := readProtocolHandshake(rw, our)
if err != nil {
return nil, err
}
if err := writeProtocolHandshake(rw, our); err != nil {
return nil, fmt.Errorf("protocol write error: %v", err)
}
return &conn{rw, rhs}, nil
}
func setupOutboundConn(fd net.Conn, prv *ecdsa.PrivateKey, our *protoHandshake, dial *discover.Node) (*conn, error) {
// remoteID = dial.ID
// sessionToken, err = outboundEncHandshake(fd, prv, remoteID[:], nil)
rw := newFrameRW(fd, msgWriteTimeout)
if err := writeProtocolHandshake(rw, our); err != nil {
return nil, fmt.Errorf("protocol write error: %v", err)
}
return remoteID, sessionToken, err
rhs, err := readProtocolHandshake(rw, our)
if err != nil {
return nil, fmt.Errorf("protocol handshake read error: %v", err)
}
if rhs.ID != dial.ID {
return nil, errors.New("dialed node id mismatch")
}
return &conn{rw, rhs}, nil
}
// outboundEncHandshake negotiates a session token on conn.
@ -66,18 +115,9 @@ func outboundEncHandshake(conn io.ReadWriter, prvKey *ecdsa.PrivateKey, remotePu
if err != nil {
return nil, err
}
if sessionToken != nil {
clogger.Debugf("session-token: %v", hexkey(sessionToken))
}
clogger.Debugf("initiator-nonce: %v", hexkey(initNonce))
clogger.Debugf("initiator-random-private-key: %v", hexkey(crypto.FromECDSA(randomPrivKey)))
randomPublicKeyS, _ := exportPublicKey(&randomPrivKey.PublicKey)
clogger.Debugf("initiator-random-public-key: %v", hexkey(randomPublicKeyS))
if _, err = conn.Write(auth); err != nil {
return nil, err
}
clogger.Debugf("initiator handshake: %v", hexkey(auth))
response := make([]byte, rHSLen)
if _, err = io.ReadFull(conn, response); err != nil {
@ -88,9 +128,6 @@ func outboundEncHandshake(conn io.ReadWriter, prvKey *ecdsa.PrivateKey, remotePu
return nil, err
}
clogger.Debugf("receiver-nonce: %v", hexkey(recNonce))
remoteRandomPubKeyS, _ := exportPublicKey(remoteRandomPubKey)
clogger.Debugf("receiver-random-public-key: %v", hexkey(remoteRandomPubKeyS))
return newSession(initNonce, recNonce, randomPrivKey, remoteRandomPubKey)
}
@ -221,12 +258,9 @@ func inboundEncHandshake(conn io.ReadWriter, prvKey *ecdsa.PrivateKey, sessionTo
if err != nil {
return nil, nil, err
}
clogger.Debugf("receiver-nonce: %v", hexkey(recNonce))
clogger.Debugf("receiver-random-priv-key: %v", hexkey(crypto.FromECDSA(randomPrivKey)))
if _, err = conn.Write(response); err != nil {
return nil, nil, err
}
clogger.Debugf("receiver handshake:\n%v", hexkey(response))
token, err = newSession(initNonce, recNonce, randomPrivKey, remoteRandomPubKey)
return token, remotePubKey, err
}
@ -361,3 +395,40 @@ func xor(one, other []byte) (xor []byte) {
}
return xor
}
func writeProtocolHandshake(w MsgWriter, our *protoHandshake) error {
return EncodeMsg(w, handshakeMsg, our.Version, our.Name, our.Caps, our.ListenPort, our.ID[:])
}
func readProtocolHandshake(r MsgReader, our *protoHandshake) (*protoHandshake, error) {
// read and handle remote handshake
msg, err := r.ReadMsg()
if err != nil {
return nil, err
}
if msg.Code == discMsg {
// disconnect before protocol handshake is valid according to the
// spec and we send it ourself if Server.addPeer fails.
var reason DiscReason
rlp.Decode(msg.Payload, &reason)
return nil, discRequestedError(reason)
}
if msg.Code != handshakeMsg {
return nil, fmt.Errorf("expected handshake, got %x", msg.Code)
}
if msg.Size > baseProtocolMaxMsgSize {
return nil, fmt.Errorf("message too big (%d > %d)", msg.Size, baseProtocolMaxMsgSize)
}
var hs protoHandshake
if err := msg.Decode(&hs); err != nil {
return nil, err
}
// validate handshake info
if hs.Version != our.Version {
return nil, newPeerError(errP2PVersionMismatch, "required version %d, received %d\n", baseProtocolVersion, hs.Version)
}
if (hs.ID == discover.NodeID{}) {
return nil, newPeerError(errPubkeyInvalid, "missing")
}
return &hs, nil
}

63
p2p/crypto_test.go → p2p/handshake_test.go
Unescape View File

@ -5,10 +5,12 @@ import (
"crypto/ecdsa"
"crypto/rand"
"net"
"reflect"
"testing"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/crypto/ecies"
"github.com/ethereum/go-ethereum/p2p/discover"
)
func TestPublicKeyEncoding(t *testing.T) {
@ -91,14 +93,14 @@ func testCryptoHandshake(prv0, prv1 *ecdsa.PrivateKey, sessionToken []byte, t *t
if err != nil {
t.Errorf("%v", err)
}
t.Logf("-> %v", hexkey(auth))
// t.Logf("-> %v", hexkey(auth))
// receiver reads auth and responds with response
response, remoteRecNonce, remoteInitNonce, _, remoteRandomPrivKey, remoteInitRandomPubKey, err := authResp(auth, sessionToken, prv1)
if err != nil {
t.Errorf("%v", err)
}
t.Logf("<- %v\n", hexkey(response))
// t.Logf("<- %v\n", hexkey(response))
// initiator reads receiver's response and the key exchange completes
recNonce, remoteRandomPubKey, _, err := completeHandshake(response, prv0)
@ -132,7 +134,7 @@ func testCryptoHandshake(prv0, prv1 *ecdsa.PrivateKey, sessionToken []byte, t *t
}
}
func TestHandshake(t *testing.T) {
func TestEncHandshake(t *testing.T) {
defer testlog(t).detach()
prv0, _ := crypto.GenerateKey()
@ -165,3 +167,58 @@ func TestHandshake(t *testing.T) {
t.Error("session token mismatch")
}
}
func TestSetupConn(t *testing.T) {
prv0, _ := crypto.GenerateKey()
prv1, _ := crypto.GenerateKey()
node0 := &discover.Node{
ID: discover.PubkeyID(&prv0.PublicKey),
IP: net.IP{1, 2, 3, 4},
TCPPort: 33,
}
node1 := &discover.Node{
ID: discover.PubkeyID(&prv1.PublicKey),
IP: net.IP{5, 6, 7, 8},
TCPPort: 44,
}
hs0 := &protoHandshake{
Version: baseProtocolVersion,
ID: node0.ID,
Caps: []Cap{{"a", 0}, {"b", 2}},
}
hs1 := &protoHandshake{
Version: baseProtocolVersion,
ID: node1.ID,
Caps: []Cap{{"c", 1}, {"d", 3}},
}
fd0, fd1 := net.Pipe()
done := make(chan struct{})
go func() {
defer close(done)
conn0, err := setupConn(fd0, prv0, hs0, node1)
if err != nil {
t.Errorf("outbound side error: %v", err)
return
}
if conn0.ID != node1.ID {
t.Errorf("outbound conn id mismatch: got %v, want %v", conn0.ID, node1.ID)
}
if !reflect.DeepEqual(conn0.Caps, hs1.Caps) {
t.Errorf("outbound caps mismatch: got %v, want %v", conn0.Caps, hs1.Caps)
}
}()
conn1, err := setupConn(fd1, prv1, hs1, nil)
if err != nil {
t.Fatalf("inbound side error: %v", err)
}
if conn1.ID != node0.ID {
t.Errorf("inbound conn id mismatch: got %v, want %v", conn1.ID, node0.ID)
}
if !reflect.DeepEqual(conn1.Caps, hs0.Caps) {
t.Errorf("inbound caps mismatch: got %v, want %v", conn1.Caps, hs0.Caps)
}
<-done
}

2
p2p/message.go
Unescape View File

@ -197,7 +197,7 @@ func (rw *frameRW) ReadMsg() (msg Msg, err error) {
return msg, err
}
if !bytes.HasPrefix(start, magicToken) {
return msg, fmt.Errorf("bad magic token %x", start[:4], magicToken)
return msg, fmt.Errorf("bad magic token %x", start[:4])
}
size := binary.BigEndian.Uint32(start[4:])

210
p2p/peer.go
Unescape View File

@ -21,6 +21,7 @@ const (
baseProtocolMaxMsgSize = 10 * 1024 * 1024
disconnectGracePeriod = 2 * time.Second
pingInterval = 15 * time.Second
)
const (
@ -33,37 +34,14 @@ const (
peersMsg = 0x05
)
// handshake is the RLP structure of the protocol handshake.
type handshake struct {
Version uint64
Name string
Caps []Cap
ListenPort uint64
NodeID discover.NodeID
}
// Peer represents a connected remote node.
type Peer struct {
// Peers have all the log methods.
// Use them to display messages related to the peer.
*logger.Logger
infoMu sync.Mutex
name string
caps []Cap
ourID, remoteID *discover.NodeID
ourName string
rw *frameRW
// These fields maintain the running protocols.
protocols []Protocol
runlock sync.RWMutex // protects running
running map[string]*proto
// disables protocol handshake, for testing
noHandshake bool
rw *conn
running map[string]*protoRW
protoWG sync.WaitGroup
protoErr chan error
@ -73,36 +51,27 @@ type Peer struct {
// NewPeer returns a peer for testing purposes.
func NewPeer(id discover.NodeID, name string, caps []Cap) *Peer {
conn, _ := net.Pipe()
peer := newPeer(conn, nil, "", nil, &id)
peer.setHandshakeInfo(name, caps)
pipe, _ := net.Pipe()
conn := newConn(pipe, &protoHandshake{ID: id, Name: name, Caps: caps})
peer := newPeer(conn, nil)
close(peer.closed) // ensures Disconnect doesn't block
return peer
}
// ID returns the node's public key.
func (p *Peer) ID() discover.NodeID {
return *p.remoteID
return p.rw.ID
}
// Name returns the node name that the remote node advertised.
func (p *Peer) Name() string {
// this needs a lock because the information is part of the
// protocol handshake.
p.infoMu.Lock()
name := p.name
p.infoMu.Unlock()
return name
return p.rw.Name
}
// Caps returns the capabilities (supported subprotocols) of the remote peer.
func (p *Peer) Caps() []Cap {
// this needs a lock because the information is part of the
// protocol handshake.
p.infoMu.Lock()
caps := p.caps
p.infoMu.Unlock()
return caps
// TODO: maybe return copy
return p.rw.Caps
}
// RemoteAddr returns the remote address of the network connection.
@ -126,30 +95,20 @@ func (p *Peer) Disconnect(reason DiscReason) {
// String implements fmt.Stringer.
func (p *Peer) String() string {
return fmt.Sprintf("Peer %.8x %v", p.remoteID[:], p.RemoteAddr())
return fmt.Sprintf("Peer %.8x %v", p.rw.ID[:], p.RemoteAddr())
}
func newPeer(conn net.Conn, protocols []Protocol, ourName string, ourID, remoteID *discover.NodeID) *Peer {
logtag := fmt.Sprintf("Peer %.8x %v", remoteID[:], conn.RemoteAddr())
return &Peer{
func newPeer(conn *conn, protocols []Protocol) *Peer {
logtag := fmt.Sprintf("Peer %.8x %v", conn.ID[:], conn.RemoteAddr())
p := &Peer{
Logger: logger.NewLogger(logtag),
rw: newFrameRW(conn, msgWriteTimeout),
ourID: ourID,
ourName: ourName,
remoteID: remoteID,
protocols: protocols,
running: make(map[string]*proto),
rw: conn,
running: matchProtocols(protocols, conn.Caps, conn),
disc: make(chan DiscReason),
protoErr: make(chan error),
closed: make(chan struct{}),
}
}
func (p *Peer) setHandshakeInfo(name string, caps []Cap) {
p.infoMu.Lock()
p.name = name
p.caps = caps
p.infoMu.Unlock()
return p
}
func (p *Peer) run() DiscReason {
@ -157,29 +116,36 @@ func (p *Peer) run() DiscReason {
defer p.closeProtocols()
defer close(p.closed)
p.startProtocols()
go func() { readErr <- p.readLoop() }()
if !p.noHandshake {
if err := writeProtocolHandshake(p.rw, p.ourName, *p.ourID, p.protocols); err != nil {
p.DebugDetailf("Protocol handshake error: %v\n", err)
p.rw.Close()
return DiscProtocolError
}
}
ping := time.NewTicker(pingInterval)
defer ping.Stop()
// Wait for an error or disconnect.
var reason DiscReason
loop:
for {
select {
case <-ping.C:
go func() {
if err := EncodeMsg(p.rw, pingMsg, nil); err != nil {
p.protoErr <- err
return
}
}()
case err := <-readErr:
// We rely on protocols to abort if there is a write error. It
// might be more robust to handle them here as well.
p.DebugDetailf("Read error: %v\n", err)
p.rw.Close()
return DiscNetworkError
case err := <-p.protoErr:
reason = discReasonForError(err)
break loop
case reason = <-p.disc:
break loop
}
}
p.politeDisconnect(reason)
@ -206,11 +172,6 @@ func (p *Peer) politeDisconnect(reason DiscReason) {
}
func (p *Peer) readLoop() error {
if !p.noHandshake {
if err := readProtocolHandshake(p, p.rw); err != nil {
return err
}
}
for {
msg, err := p.rw.ReadMsg()
if err != nil {
@ -249,88 +210,36 @@ func (p *Peer) handle(msg Msg) error {
return nil
}
func readProtocolHandshake(p *Peer, rw MsgReadWriter) error {
// read and handle remote handshake
msg, err := rw.ReadMsg()
if err != nil {
return err
}
if msg.Code == discMsg {
// disconnect before protocol handshake is valid according to the
// spec and we send it ourself if Server.addPeer fails.
var reason DiscReason
rlp.Decode(msg.Payload, &reason)
return discRequestedError(reason)
}
if msg.Code != handshakeMsg {
return newPeerError(errProtocolBreach, "expected handshake, got %x", msg.Code)
}
if msg.Size > baseProtocolMaxMsgSize {
return newPeerError(errInvalidMsg, "message too big")
}
var hs handshake
if err := msg.Decode(&hs); err != nil {
return err
}
// validate handshake info
if hs.Version != baseProtocolVersion {
return newPeerError(errP2PVersionMismatch, "required version %d, received %d\n",
baseProtocolVersion, hs.Version)
}
if hs.NodeID == *p.remoteID {
return newPeerError(errPubkeyForbidden, "node ID mismatch")
}
// TODO: remove Caps with empty name
p.setHandshakeInfo(hs.Name, hs.Caps)
p.startSubprotocols(hs.Caps)
return nil
}
func writeProtocolHandshake(w MsgWriter, name string, id discover.NodeID, ps []Protocol) error {
var caps []interface{}
for _, proto := range ps {
caps = append(caps, proto.cap())
}
return EncodeMsg(w, handshakeMsg, baseProtocolVersion, name, caps, 0, id)
}
// startProtocols starts matching named subprotocols.
func (p *Peer) startSubprotocols(caps []Cap) {
// matchProtocols creates structures for matching named subprotocols.
func matchProtocols(protocols []Protocol, caps []Cap, rw MsgReadWriter) map[string]*protoRW {
sort.Sort(capsByName(caps))
p.runlock.Lock()
defer p.runlock.Unlock()
offset := baseProtocolLength
result := make(map[string]*protoRW)
outer:
for _, cap := range caps {
for _, proto := range p.protocols {
if proto.Name == cap.Name &&
proto.Version == cap.Version &&
p.running[cap.Name] == nil {
p.running[cap.Name] = p.startProto(offset, proto)
for _, proto := range protocols {
if proto.Name == cap.Name && proto.Version == cap.Version && result[cap.Name] == nil {
result[cap.Name] = &protoRW{Protocol: proto, offset: offset, in: make(chan Msg), w: rw}
offset += proto.Length
continue outer
}
}
}
return result
}
func (p *Peer) startProto(offset uint64, impl Protocol) *proto {
p.DebugDetailf("Starting protocol %s/%d\n", impl.Name, impl.Version)
rw := &proto{
name: impl.Name,
in: make(chan Msg),
offset: offset,
maxcode: impl.Length,
w: p.rw,
}
func (p *Peer) startProtocols() {
for _, proto := range p.running {
proto := proto
p.DebugDetailf("Starting protocol %s/%d\n", proto.Name, proto.Version)
p.protoWG.Add(1)
go func() {
err := impl.Run(p, rw)
err := proto.Run(p, proto)
if err == nil {
p.DebugDetailf("Protocol %s/%d returned\n", impl.Name, impl.Version)
p.DebugDetailf("Protocol %s/%d returned\n", proto.Name, proto.Version)
err = errors.New("protocol returned")
} else {
p.DebugDetailf("Protocol %s/%d error: %v\n", impl.Name, impl.Version, err)
p.DebugDetailf("Protocol %s/%d error: %v\n", proto.Name, proto.Version, err)
}
select {
case p.protoErr <- err:
@ -338,16 +247,14 @@ func (p *Peer) startProto(offset uint64, impl Protocol) *proto {
}
p.protoWG.Done()
}()
return rw
}
}
// getProto finds the protocol responsible for handling
// the given message code.
func (p *Peer) getProto(code uint64) (*proto, error) {
p.runlock.RLock()
defer p.runlock.RUnlock()
func (p *Peer) getProto(code uint64) (*protoRW, error) {
for _, proto := range p.running {
if code >= proto.offset && code < proto.offset+proto.maxcode {
if code >= proto.offset && code < proto.offset+proto.Length {
return proto, nil
}
}
@ -355,46 +262,43 @@ func (p *Peer) getProto(code uint64) (*proto, error) {
}
func (p *Peer) closeProtocols() {
p.runlock.RLock()
for _, p := range p.running {
close(p.in)
}
p.runlock.RUnlock()
p.protoWG.Wait()
}
// writeProtoMsg sends the given message on behalf of the given named protocol.
// this exists because of Server.Broadcast.
func (p *Peer) writeProtoMsg(protoName string, msg Msg) error {
p.runlock.RLock()
proto, ok := p.running[protoName]
p.runlock.RUnlock()
if !ok {
return fmt.Errorf("protocol %s not handled by peer", protoName)
}
if msg.Code >= proto.maxcode {
if msg.Code >= proto.Length {
return newPeerError(errInvalidMsgCode, "code %x is out of range for protocol %q", msg.Code, protoName)
}
msg.Code += proto.offset
return p.rw.WriteMsg(msg)
}
type proto struct {
name string
type protoRW struct {
Protocol
in chan Msg
maxcode, offset uint64
offset uint64
w MsgWriter
}
func (rw *proto) WriteMsg(msg Msg) error {
if msg.Code >= rw.maxcode {
func (rw *protoRW) WriteMsg(msg Msg) error {
if msg.Code >= rw.Length {
return newPeerError(errInvalidMsgCode, "not handled")
}
msg.Code += rw.offset
return rw.w.WriteMsg(msg)
}
func (rw *proto) ReadMsg() (Msg, error) {
func (rw *protoRW) ReadMsg() (Msg, error) {
msg, ok := <-rw.in
if !ok {
return msg, io.EOF

105
p2p/peer_test.go
Unescape View File

@ -6,11 +6,9 @@ import (
"io/ioutil"
"net"
"reflect"
"sort"
"testing"
"time"
"github.com/ethereum/go-ethereum/p2p/discover"
"github.com/ethereum/go-ethereum/rlp"
)
@ -23,6 +21,7 @@ var discard = Protocol{
if err != nil {
return err
}
fmt.Printf("discarding %d\n", msg.Code)
if err = msg.Discard(); err != nil {
return err
}
@ -30,13 +29,20 @@ var discard = Protocol{
},
}
func testPeer(noHandshake bool, protos []Protocol) (*frameRW, *Peer, <-chan DiscReason) {
conn1, conn2 := net.Pipe()
peer := newPeer(conn1, protos, "name", &discover.NodeID{}, &discover.NodeID{})
peer.noHandshake = noHandshake
func testPeer(protos []Protocol) (*conn, *Peer, <-chan DiscReason) {
fd1, fd2 := net.Pipe()
hs1 := &protoHandshake{ID: randomID(), Version: baseProtocolVersion}
hs2 := &protoHandshake{ID: randomID(), Version: baseProtocolVersion}
for _, p := range protos {
hs1.Caps = append(hs1.Caps, p.cap())
hs2.Caps = append(hs2.Caps, p.cap())
}
peer := newPeer(newConn(fd1, hs1), protos)
errc := make(chan DiscReason, 1)
go func() { errc <- peer.run() }()
return newFrameRW(conn2, msgWriteTimeout), peer, errc
return newConn(fd2, hs2), peer, errc
}
func TestPeerProtoReadMsg(t *testing.T) {
@ -61,9 +67,8 @@ func TestPeerProtoReadMsg(t *testing.T) {
},
}
rw, peer, errc := testPeer(true, []Protocol{proto})
rw, _, errc := testPeer([]Protocol{proto})
defer rw.Close()
peer.startSubprotocols([]Cap{proto.cap()})
EncodeMsg(rw, baseProtocolLength+2, 1)
EncodeMsg(rw, baseProtocolLength+3, 2)
@ -100,9 +105,8 @@ func TestPeerProtoReadLargeMsg(t *testing.T) {
},
}
rw, peer, errc := testPeer(true, []Protocol{proto})
rw, _, errc := testPeer([]Protocol{proto})
defer rw.Close()
peer.startSubprotocols([]Cap{proto.cap()})
EncodeMsg(rw, 18, make([]byte, msgsize))
select {
@ -130,9 +134,8 @@ func TestPeerProtoEncodeMsg(t *testing.T) {
return nil
},
}
rw, peer, _ := testPeer(true, []Protocol{proto})
rw, _, _ := testPeer([]Protocol{proto})
defer rw.Close()
peer.startSubprotocols([]Cap{proto.cap()})
if err := expectMsg(rw, 17, []string{"foo", "bar"}); err != nil {
t.Error(err)
@ -142,9 +145,8 @@ func TestPeerProtoEncodeMsg(t *testing.T) {
func TestPeerWriteForBroadcast(t *testing.T) {
defer testlog(t).detach()
rw, peer, peerErr := testPeer(true, []Protocol{discard})
rw, peer, peerErr := testPeer([]Protocol{discard})
defer rw.Close()
peer.startSubprotocols([]Cap{discard.cap()})
// test write errors
if err := peer.writeProtoMsg("b", NewMsg(3)); err == nil {
@ -160,7 +162,7 @@ func TestPeerWriteForBroadcast(t *testing.T) {
read := make(chan struct{})
go func() {
if err := expectMsg(rw, 16, nil); err != nil {
t.Error()
t.Error(err)
}
close(read)
}()
@ -179,7 +181,7 @@ func TestPeerWriteForBroadcast(t *testing.T) {
func TestPeerPing(t *testing.T) {
defer testlog(t).detach()
rw, _, _ := testPeer(true, nil)
rw, _, _ := testPeer(nil)
defer rw.Close()
if err := EncodeMsg(rw, pingMsg); err != nil {
t.Fatal(err)
@ -192,7 +194,7 @@ func TestPeerPing(t *testing.T) {
func TestPeerDisconnect(t *testing.T) {
defer testlog(t).detach()
rw, _, disc := testPeer(true, nil)
rw, _, disc := testPeer(nil)
defer rw.Close()
if err := EncodeMsg(rw, discMsg, DiscQuitting); err != nil {
t.Fatal(err)
@ -206,73 +208,6 @@ func TestPeerDisconnect(t *testing.T) {
}
}
func TestPeerHandshake(t *testing.T) {
defer testlog(t).detach()
// remote has two matching protocols: a and c
remote := NewPeer(randomID(), "", []Cap{{"a", 1}, {"b", 999}, {"c", 3}})
remoteID := randomID()
remote.ourID = &remoteID
remote.ourName = "remote peer"
start := make(chan string)
stop := make(chan struct{})
run := func(p *Peer, rw MsgReadWriter) error {
name := rw.(*proto).name
if name != "a" && name != "c" {
t.Errorf("protocol %q should not be started", name)
} else {
start <- name
}
<-stop
return nil
}
protocols := []Protocol{
{Name: "a", Version: 1, Length: 1, Run: run},
{Name: "b", Version: 2, Length: 1, Run: run},
{Name: "c", Version: 3, Length: 1, Run: run},
{Name: "d", Version: 4, Length: 1, Run: run},
}
rw, p, disc := testPeer(false, protocols)
p.remoteID = remote.ourID
defer rw.Close()
// run the handshake
remoteProtocols := []Protocol{protocols[0], protocols[2]}
if err := writeProtocolHandshake(rw, "remote peer", remoteID, remoteProtocols); err != nil {
t.Fatalf("handshake write error: %v", err)
}
if err := readProtocolHandshake(remote, rw); err != nil {
t.Fatalf("handshake read error: %v", err)
}
// check that all protocols have been started
var started []string
for i := 0; i < 2; i++ {
select {
case name := <-start:
started = append(started, name)
case <-time.After(100 * time.Millisecond):
}
}
sort.Strings(started)
if !reflect.DeepEqual(started, []string{"a", "c"}) {
t.Errorf("wrong protocols started: %v", started)
}
// check that metadata has been set
if p.ID() != remoteID {
t.Errorf("peer has wrong node ID: got %v, want %v", p.ID(), remoteID)
}
if p.Name() != remote.ourName {
t.Errorf("peer has wrong node name: got %q, want %q", p.Name(), remote.ourName)
}
close(stop)
expectMsg(rw, discMsg, nil)
t.Logf("disc reason: %v", <-disc)
}
func TestNewPeer(t *testing.T) {
name := "nodename"
caps := []Cap{{"foo", 2}, {"bar", 3}}

64
p2p/server.go
Unescape View File

@ -5,7 +5,6 @@ import (
"crypto/ecdsa"
"errors"
"fmt"
"io"
"net"
"runtime"
"sync"
@ -23,6 +22,7 @@ const (
)
var srvlog = logger.NewLogger("P2P Server")
var srvjslog = logger.NewJsonLogger()
// MakeName creates a node name that follows the ethereum convention
// for such names. It adds the operation system name and Go runtime version
@ -83,9 +83,11 @@ type Server struct {
// Hooks for testing. These are useful because we can inhibit
// the whole protocol stack.
handshakeFunc
setupFunc
newPeerHook
ourHandshake *protoHandshake
lock sync.RWMutex
running bool
listener net.Listener
@ -99,7 +101,7 @@ type Server struct {
peerConnect chan *discover.Node
}
type handshakeFunc func(io.ReadWriter, *ecdsa.PrivateKey, *discover.Node) (discover.NodeID, []byte, error)
type setupFunc func(net.Conn, *ecdsa.PrivateKey, *protoHandshake, *discover.Node) (*conn, error)
type newPeerHook func(*Peer)
// Peers returns all connected peers.
@ -159,7 +161,7 @@ func (srv *Server) Start() (err error) {
}
srvlog.Infoln("Starting Server")
// initialize all the fields
// static fields
if srv.PrivateKey == nil {
return fmt.Errorf("Server.PrivateKey must be set to a non-nil key")
}
@ -169,25 +171,32 @@ func (srv *Server) Start() (err error) {
srv.quit = make(chan struct{})
srv.peers = make(map[discover.NodeID]*Peer)
srv.peerConnect = make(chan *discover.Node)
if srv.handshakeFunc == nil {
srv.handshakeFunc = encHandshake
if srv.setupFunc == nil {
srv.setupFunc = setupConn
}
if srv.Blacklist == nil {
srv.Blacklist = NewBlacklist()
}
if srv.ListenAddr != "" {
if err := srv.startListening(); err != nil {
// node table
ntab, err := discover.ListenUDP(srv.PrivateKey, srv.ListenAddr, srv.NAT)
if err != nil {
return err
}
srv.ntab = ntab
// handshake
srv.ourHandshake = &protoHandshake{Version: baseProtocolVersion, Name: srv.Name, ID: ntab.Self()}
for _, p := range srv.Protocols {
srv.ourHandshake.Caps = append(srv.ourHandshake.Caps, p.cap())
}
// dial stuff
dt, err := discover.ListenUDP(srv.PrivateKey, srv.ListenAddr, srv.NAT)
if err != nil {
// listen/dial
if srv.ListenAddr != "" {
if err := srv.startListening(); err != nil {
return err
}
srv.ntab = dt
}
if srv.Dialer == nil {
srv.Dialer = &net.Dialer{Timeout: defaultDialTimeout}
}
@ -347,30 +356,41 @@ func (srv *Server) findPeers() {
}
}
func (srv *Server) startPeer(conn net.Conn, dest *discover.Node) {
func (srv *Server) startPeer(fd net.Conn, dest *discover.Node) {
// TODO: handle/store session token
conn.SetDeadline(time.Now().Add(handshakeTimeout))
remoteID, _, err := srv.handshakeFunc(conn, srv.PrivateKey, dest)
fd.SetDeadline(time.Now().Add(handshakeTimeout))
conn, err := srv.setupFunc(fd, srv.PrivateKey, srv.ourHandshake, dest)
if err != nil {
conn.Close()
srvlog.Debugf("Encryption Handshake with %v failed: %v", conn.RemoteAddr(), err)
fd.Close()
srvlog.Debugf("Handshake with %v failed: %v", fd.RemoteAddr(), err)
return
}
ourID := srv.ntab.Self()
p := newPeer(conn, srv.Protocols, srv.Name, &ourID, &remoteID)
if ok, reason := srv.addPeer(remoteID, p); !ok {
p := newPeer(conn, srv.Protocols)
if ok, reason := srv.addPeer(conn.ID, p); !ok {
srvlog.DebugDetailf("Not adding %v (%v)\n", p, reason)
p.politeDisconnect(reason)
return
}
srvlog.Debugf("Added %v\n", p)
srvjslog.LogJson(&logger.P2PConnected{
RemoteId: fmt.Sprintf("%x", conn.ID[:]),
RemoteAddress: conn.RemoteAddr().String(),
RemoteVersionString: conn.Name,
NumConnections: srv.PeerCount(),
})
if srv.newPeerHook != nil {
srv.newPeerHook(p)
}
discreason := p.run()
srv.removePeer(p)
srvlog.Debugf("Removed %v (%v)\n", p, discreason)
srvjslog.LogJson(&logger.P2PDisconnected{
RemoteId: fmt.Sprintf("%x", conn.ID[:]),
NumConnections: srv.PeerCount(),
})
}
func (srv *Server) addPeer(id discover.NodeID, p *Peer) (bool, DiscReason) {
@ -394,7 +414,7 @@ func (srv *Server) addPeer(id discover.NodeID, p *Peer) (bool, DiscReason) {
func (srv *Server) removePeer(p *Peer) {
srv.lock.Lock()
delete(srv.peers, *p.remoteID)
delete(srv.peers, p.ID())
srv.lock.Unlock()
srv.peerWG.Done()
}

12
p2p/server_test.go
Unescape View File

@ -21,8 +21,12 @@ func startTestServer(t *testing.T, pf newPeerHook) *Server {
ListenAddr: "127.0.0.1:0",
PrivateKey: newkey(),
newPeerHook: pf,
handshakeFunc: func(io.ReadWriter, *ecdsa.PrivateKey, *discover.Node) (id discover.NodeID, st []byte, err error) {
return randomID(), nil, err
setupFunc: func(fd net.Conn, prv *ecdsa.PrivateKey, our *protoHandshake, dial *discover.Node) (*conn, error) {
id := randomID()
return &conn{
frameRW: newFrameRW(fd, msgWriteTimeout),
protoHandshake: &protoHandshake{ID: id, Version: baseProtocolVersion},
}, nil
},
}
if err := server.Start(); err != nil {
@ -116,9 +120,7 @@ func TestServerBroadcast(t *testing.T) {
var connected sync.WaitGroup
srv := startTestServer(t, func(p *Peer) {
p.protocols = []Protocol{discard}
p.startSubprotocols([]Cap{discard.cap()})
p.noHandshake = true
p.running = matchProtocols([]Protocol{discard}, []Cap{discard.cap()}, p.rw)
connected.Done()
})
defer srv.Stop()

Write Preview
Loading…
Cancel
Save