def recversion(self, data):
if len(data) < 83:
# This version message is unreasonably short. Forget it.
return
if self.verackSent:
"""
We must have already processed the remote node's version message.
There might be a time in the future when we Do want to process
a new version message, like if the remote node wants to update
the streams in which they are interested. But for now we'll
ignore this version message
"""
return
self.remoteProtocolVersion, = unpack('>L', data[:4])
self.services, = unpack('>q', data[4:12])
if self.remoteProtocolVersion < 3:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug ('Closing connection to old protocol version ' + str(self.remoteProtocolVersion) + ' node: ' + str(self.peer))
return
timestamp, = unpack('>Q', data[12:20])
timeOffset = timestamp - int(time.time())
if timeOffset > 3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the future compared to mine. Closing connection.")))
logger.info("%s's time is too far in the future (%s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
if timeOffset < -3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the past compared to mine. Closing connection.")))
logger.info("%s's time is too far in the past (timeOffset %s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
self.myExternalIP = socket.inet_ntoa(data[40:44])
# print 'myExternalIP', self.myExternalIP
self.remoteNodeIncomingPort, = unpack('>H', data[70:72])
# print 'remoteNodeIncomingPort', self.remoteNodeIncomingPort
useragentLength, lengthOfUseragentVarint = decodeVarint(
data[80:84])
readPosition = 80 + lengthOfUseragentVarint
useragent = data[readPosition:readPosition + useragentLength]
# version check
try:
userAgentName, userAgentVersion = useragent[1:-1].split(":", 2)
except:
userAgentName = useragent
userAgentVersion = "0.0.0"
if userAgentName == "PyBitmessage":
myVersion = [int(n) for n in shared.softwareVersion.split(".")]
try:
remoteVersion = [int(n) for n in userAgentVersion.split(".")]
except:
remoteVersion = 0
# remote is newer, but do not cross between stable and unstable
try:
if cmp(remoteVersion, myVersion) > 0 and \
(myVersion[1] % 2 == remoteVersion[1] % 2):
shared.UISignalQueue.put(('newVersionAvailable', remoteVersion))
except:
pass
readPosition += useragentLength
numberOfStreamsInVersionMessage, lengthOfNumberOfStreamsInVersionMessage = decodeVarint(
data[readPosition:])
readPosition += lengthOfNumberOfStreamsInVersionMessage
self.streamNumber, lengthOfRemoteStreamNumber = decodeVarint(
data[readPosition:])
logger.debug('Remote node useragent: ' + useragent + ' stream number:' + str(self.streamNumber) + ' time offset: ' + str(timeOffset) + ' seconds.')
if self.streamNumber != 1:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug ('Closed connection to ' + str(self.peer) + ' because they are interested in stream ' + str(self.streamNumber) + '.')
return
shared.connectedHostsList[
self.peer.host] = 1 # We use this data structure to not only keep track of what hosts we are connected to so that we don't try to connect to them again, but also to list the connections count on the Network Status tab.
# If this was an incoming connection, then the sendDataThread
# doesn't know the stream. We have to set it.
if not self.initiatedConnection:
self.sendDataThreadQueue.put((0, 'setStreamNumber', self.streamNumber))
if data[72:80] == shared.eightBytesOfRandomDataUsedToDetectConnectionsToSelf:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug('Closing connection to myself: ' + str(self.peer))
return
# The other peer's protocol version is of interest to the sendDataThread but we learn of it
# in this version message. Let us inform the sendDataThread.
self.sendDataThreadQueue.put((0, 'setRemoteProtocolVersion', self.remoteProtocolVersion))
if not isHostInPrivateIPRange(self.peer.host):
with shared.knownNodesLock:
shared.knownNodes[self.streamNumber][shared.Peer(self.peer.host, self.remoteNodeIncomingPort)] = int(time.time())
shared.needToWriteKnownNodesToDisk = True
self.sendverack()
if self.initiatedConnection == False:
self.sendversion()
def recversion(self, data):
if len(data) < 83:
# This version message is unreasonably short. Forget it.
return
if self.verackSent:
"""
We must have already processed the remote node's version message.
There might be a time in the future when we Do want to process
a new version message, like if the remote node wants to update
the streams in which they are interested. But for now we'll
ignore this version message
"""
return
self.remoteProtocolVersion, = unpack('>L', data[:4])
if self.remoteProtocolVersion < 3:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
with shared.printLock:
print 'Closing connection to old protocol version', self.remoteProtocolVersion, 'node: ', self.peer
return
timestamp, = unpack('>Q', data[12:20])
timeOffset = timestamp - int(time.time())
if timeOffset > 3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the future compared to mine. Closing connection.")))
logger.info("%s's time is too far in the future (%s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
if timeOffset < -3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the past compared to mine. Closing connection.")))
logger.info("%s's time is too far in the past (timeOffset %s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
self.myExternalIP = socket.inet_ntoa(data[40:44])
# print 'myExternalIP', self.myExternalIP
self.remoteNodeIncomingPort, = unpack('>H', data[70:72])
# print 'remoteNodeIncomingPort', self.remoteNodeIncomingPort
useragentLength, lengthOfUseragentVarint = decodeVarint(
data[80:84])
readPosition = 80 + lengthOfUseragentVarint
useragent = data[readPosition:readPosition + useragentLength]
readPosition += useragentLength
numberOfStreamsInVersionMessage, lengthOfNumberOfStreamsInVersionMessage = decodeVarint(
data[readPosition:])
readPosition += lengthOfNumberOfStreamsInVersionMessage
self.streamNumber, lengthOfRemoteStreamNumber = decodeVarint(
data[readPosition:])
with shared.printLock:
print 'Remote node useragent:', useragent, ' stream number:', self.streamNumber, ' time offset:', timeOffset, 'seconds.'
if self.streamNumber != 1:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
with shared.printLock:
print 'Closed connection to', self.peer, 'because they are interested in stream', self.streamNumber, '.'
return
shared.connectedHostsList[
self.peer.host] = 1 # We use this data structure to not only keep track of what hosts we are connected to so that we don't try to connect to them again, but also to list the connections count on the Network Status tab.
# If this was an incoming connection, then the sendDataThread
# doesn't know the stream. We have to set it.
if not self.initiatedConnection:
self.sendDataThreadQueue.put((0, 'setStreamNumber', self.streamNumber))
if data[72:80] == shared.eightBytesOfRandomDataUsedToDetectConnectionsToSelf:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
with shared.printLock:
print 'Closing connection to myself: ', self.peer
return
# The other peer's protocol version is of interest to the sendDataThread but we learn of it
# in this version message. Let us inform the sendDataThread.
self.sendDataThreadQueue.put((0, 'setRemoteProtocolVersion', self.remoteProtocolVersion))
shared.knownNodesLock.acquire()
shared.knownNodes[self.streamNumber][shared.Peer(self.peer.host, self.remoteNodeIncomingPort)] = int(time.time())
shared.needToWriteKnownNodesToDisk = True
shared.knownNodesLock.release()
self.sendverack()
if self.initiatedConnection == False:
self.sendversion()
def recversion(self, data):
if len(data) < 83:
# This version message is unreasonably short. Forget it.
return
if self.verackSent:
"""
We must have already processed the remote node's version message.
There might be a time in the future when we Do want to process
a new version message, like if the remote node wants to update
the streams in which they are interested. But for now we'll
ignore this version message
"""
return
self.remoteProtocolVersion, = unpack('>L', data[:4])
self.services, = unpack('>q', data[4:12])
if self.remoteProtocolVersion < 3:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug ('Closing connection to old protocol version ' + str(self.remoteProtocolVersion) + ' node: ' + str(self.peer))
return
timestamp, = unpack('>Q', data[12:20])
timeOffset = timestamp - int(time.time())
if timeOffset > 3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the future compared to mine. Closing connection.")))
logger.info("%s's time is too far in the future (%s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
if timeOffset < -3600:
self.sendDataThreadQueue.put((0, 'sendRawData', shared.assembleErrorMessage(fatal=2, errorText="Your time is too far in the past compared to mine. Closing connection.")))
logger.info("%s's time is too far in the past (timeOffset %s seconds). Closing connection to it." % (self.peer, timeOffset))
time.sleep(2)
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
return
self.myExternalIP = socket.inet_ntoa(data[40:44])
# print 'myExternalIP', self.myExternalIP
self.remoteNodeIncomingPort, = unpack('>H', data[70:72])
# print 'remoteNodeIncomingPort', self.remoteNodeIncomingPort
useragentLength, lengthOfUseragentVarint = decodeVarint(
data[80:84])
readPosition = 80 + lengthOfUseragentVarint
useragent = data[readPosition:readPosition + useragentLength]
# version check
try:
userAgentName, userAgentVersion = useragent[1:-1].split(":", 2)
except:
userAgentName = useragent
userAgentVersion = "0.0.0"
if userAgentName == "PyBitmessage":
myVersion = [int(n) for n in shared.softwareVersion.split(".")]
try:
remoteVersion = [int(n) for n in userAgentVersion.split(".")]
except:
remoteVersion = 0
# remote is newer, but do not cross between stable and unstable
try:
if cmp(remoteVersion, myVersion) > 0 and \
(myVersion[1] % 2 == remoteVersion[1] % 2):
shared.UISignalQueue.put(('newVersionAvailable', remoteVersion))
except:
pass
readPosition += useragentLength
numberOfStreamsInVersionMessage, lengthOfNumberOfStreamsInVersionMessage = decodeVarint(
data[readPosition:])
readPosition += lengthOfNumberOfStreamsInVersionMessage
self.streamNumber, lengthOfRemoteStreamNumber = decodeVarint(
data[readPosition:])
logger.debug('Remote node useragent: ' + useragent + ' stream number:' + str(self.streamNumber) + ' time offset: ' + str(timeOffset) + ' seconds.')
if self.streamNumber != 1:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug ('Closed connection to ' + str(self.peer) + ' because they are interested in stream ' + str(self.streamNumber) + '.')
return
shared.connectedHostsList[
self.peer.host] = 1 # We use this data structure to not only keep track of what hosts we are connected to so that we don't try to connect to them again, but also to list the connections count on the Network Status tab.
# If this was an incoming connection, then the sendDataThread
# doesn't know the stream. We have to set it.
if not self.initiatedConnection:
self.sendDataThreadQueue.put((0, 'setStreamNumber', self.streamNumber))
if data[72:80] == shared.eightBytesOfRandomDataUsedToDetectConnectionsToSelf:
self.sendDataThreadQueue.put((0, 'shutdown','no data'))
logger.debug('Closing connection to myself: ' + str(self.peer))
return
# The other peer's protocol version is of interest to the sendDataThread but we learn of it
# in this version message. Let us inform the sendDataThread.
self.sendDataThreadQueue.put((0, 'setRemoteProtocolVersion', self.remoteProtocolVersion))
if not isHostInPrivateIPRange(self.peer.host):
with shared.knownNodesLock:
shared.knownNodes[self.streamNumber][shared.Peer(self.peer.host, self.remoteNodeIncomingPort)] = int(time.time())
if not self.initiatedConnection:
shared.knownNodes[self.streamNumber][shared.Peer(self.peer.host, self.remoteNodeIncomingPort)] -= 162000 # penalise inbound, 2 days minus 3 hours
shared.needToWriteKnownNodesToDisk = True
self.sendverack()
if self.initiatedConnection == False:
self.sendversion()
