def onFailure(self, callback = None):
peer = Peer()
peer.host = self.addrFrom
Peers.removePeer(peer)
callback(
'error: Invalid ping message'
)
def send(self):
payload = Network.sendData(self.addrRecv, self.serialize())
message = MessageFactory.getInstance(MessageType.ADDR)
if message.deserialize(payload):
message.onSuccess()
else:
peer = Peer()
peer.host = self.addrRecv
Peers.removePeer(peer)
message.onFailure(self.sendFailure)
def send(self):
payload = Network.sendData(self.addrRecv, self.serialize())
isValid = True
message = MessageFactory.getInstance(MessageType.PONG)
if message.deserialize(payload):
if message.nonce == self.nonce:
message.onSuccess()
else:
isValid = False
else:
isValid = False
if isValid == False:
peer = Peer()
peer.host = self.addrRecv
Peers.removePeer(peer)
message.onFailure(self.sendFailure)
def send(self):
peer = Peers.getPeerByHost(self.addrRecv)
if peer.lastVersionNonce == None:
peer.lastVersionNonce = self.nonce
Peers.addPeer(peer)
else:
self.nonce = peer.lastVersionNonce
chainHeadBlock = Chain.getChain().getChainHeadBlock()
self.chainHeadBlockHash = chainHeadBlock.hash()
payload = Network.sendData(self.addrRecv, self.serialize())
message = MessageFactory.getInstance(MessageType.VERACK)
message.addrFrom = self.addrRecv
if message.deserialize(payload):
message.onSuccess()
else:
peer = Peer()
peer.host = self.addrRecv
Peers.removePeer(peer)
message.onFailure(self.sendFailure)