Exemplo n.º 1
0
 def sendBytes(self, data):
     if shared.config.getint('bitmessagesettings', 'maxuploadrate') == 0:
         uploadRateLimitBytes = 999999999  # float("inf") doesn't work
     else:
         uploadRateLimitBytes = shared.config.getint('bitmessagesettings', 'maxuploadrate') * 1000
     with shared.sendDataLock:
         while data:
             while shared.numberOfBytesSentLastSecond >= uploadRateLimitBytes:
                 if int(time.time()) == shared.lastTimeWeResetBytesSent:
                     time.sleep(0.3)
                 else:
                     # It's a new second. Let us clear the shared.numberOfBytesSentLastSecond
                     shared.lastTimeWeResetBytesSent = int(time.time())
                     shared.numberOfBytesSentLastSecond = 0
                     # If the user raises or lowers the uploadRateLimit then we should make use of
                     # the new setting. If we are hitting the limit then we'll check here about 
                     # once per second.
                     if shared.config.getint('bitmessagesettings', 'maxuploadrate') == 0:
                         uploadRateLimitBytes = 999999999  # float("inf") doesn't work
                     else:
                         uploadRateLimitBytes = shared.config.getint('bitmessagesettings', 'maxuploadrate') * 1000
             if ((self.services & shared.NODE_SSL == shared.NODE_SSL) and
                 self.connectionIsOrWasFullyEstablished and
                 shared.haveSSL(not self.initiatedConnection)):
                 amountSent = self.sslSock.send(data[:1000])
             else:
                 amountSent = self.sock.send(data[:1000])
             shared.numberOfBytesSent += amountSent  # Used for the 'network status' tab in the UI
             shared.numberOfBytesSentLastSecond += amountSent
             self.lastTimeISentData = int(time.time())
             data = data[amountSent:]
Exemplo n.º 2
0
 def sendBytes(self, data):
     if shared.config.getint('bitmessagesettings', 'maxuploadrate') == 0:
         uploadRateLimitBytes = 999999999  # float("inf") doesn't work
     else:
         uploadRateLimitBytes = shared.config.getint(
             'bitmessagesettings', 'maxuploadrate') * 1000
     with shared.sendDataLock:
         while data:
             while shared.numberOfBytesSentLastSecond >= uploadRateLimitBytes:
                 if int(time.time()) == shared.lastTimeWeResetBytesSent:
                     time.sleep(0.3)
                 else:
                     # It's a new second. Let us clear the shared.numberOfBytesSentLastSecond
                     shared.lastTimeWeResetBytesSent = int(time.time())
                     shared.numberOfBytesSentLastSecond = 0
                     # If the user raises or lowers the uploadRateLimit then we should make use of
                     # the new setting. If we are hitting the limit then we'll check here about
                     # once per second.
                     if shared.config.getint('bitmessagesettings',
                                             'maxuploadrate') == 0:
                         uploadRateLimitBytes = 999999999  # float("inf") doesn't work
                     else:
                         uploadRateLimitBytes = shared.config.getint(
                             'bitmessagesettings', 'maxuploadrate') * 1000
             if ((self.services & shared.NODE_SSL == shared.NODE_SSL)
                     and self.connectionIsOrWasFullyEstablished
                     and shared.haveSSL(not self.initiatedConnection)):
                 amountSent = self.sslSock.send(data[:1000])
             else:
                 amountSent = self.sock.send(data[:1000])
             shared.numberOfBytesSent += amountSent  # used for the 'network status' tab in the UI
             shared.numberOfBytesSentLastSecond += amountSent
             self.lastTimeISentData = int(time.time())
             data = data[amountSent:]
    def connectionFullyEstablished(self):
        if self.connectionIsOrWasFullyEstablished:
            # there is no reason to run this function a second time
            return
        self.connectionIsOrWasFullyEstablished = True

        self.sslSock = self.sock
        if ((self.services & shared.NODE_SSL == shared.NODE_SSL) and
            shared.haveSSL(not self.initiatedConnection)):
            logger.debug("Initialising TLS")
            self.sslSock = ssl.wrap_socket(self.sock, keyfile = os.path.join(shared.codePath(), 'sslkeys', 'key.pem'), certfile = os.path.join(shared.codePath(), 'sslkeys', 'cert.pem'), server_side = not self.initiatedConnection, ssl_version=ssl.PROTOCOL_TLSv1, do_handshake_on_connect=False, ciphers='AECDH-AES256-SHA')
            if hasattr(self.sslSock, "context"):
                self.sslSock.context.set_ecdh_curve("secp256k1")
            while True:
                try:
                    self.sslSock.do_handshake()
                    break
                except ssl.SSLError as e:
                    if e.errno == 2:
                        select.select([self.sslSock], [self.sslSock], [])
                    else:
                        break
                except:
                    break
        # Command the corresponding sendDataThread to set its own connectionIsOrWasFullyEstablished variable to True also
        self.sendDataThreadQueue.put((0, 'connectionIsOrWasFullyEstablished', (self.services, self.sslSock)))

        if not self.initiatedConnection:
            shared.clientHasReceivedIncomingConnections = True
            shared.UISignalQueue.put(('setStatusIcon', 'green'))
        self.sock.settimeout(
            600)  # We'll send out a pong every 5 minutes to make sure the connection stays alive if there has been no other traffic to send lately.
        shared.UISignalQueue.put(('updateNetworkStatusTab', 'no data'))
        logger.debug('Connection fully established with ' + str(self.peer) + "\n" + \
            'The size of the connectedHostsList is now ' + str(len(shared.connectedHostsList)) + "\n" + \
            'The length of sendDataQueues is now: ' + str(len(shared.sendDataQueues)) + "\n" + \
            'broadcasting addr from within connectionFullyEstablished function.')

        # Let all of our peers know about this new node.
        dataToSend = (int(time.time()), self.streamNumber, 1, self.peer.host, self.remoteNodeIncomingPort)
        shared.broadcastToSendDataQueues((
            self.streamNumber, 'advertisepeer', dataToSend))

        self.sendaddr()  # This is one large addr message to this one peer.
        if not self.initiatedConnection and len(shared.connectedHostsList) > 200:
            logger.info ('We are connected to too many people. Closing connection.')

            self.sendDataThreadQueue.put((0, 'shutdown','no data'))
            return
        self.sendBigInv()
Exemplo n.º 4
0
    def connectionFullyEstablished(self):
        if self.connectionIsOrWasFullyEstablished:
            # there is no reason to run this function a second time
            return
        self.connectionIsOrWasFullyEstablished = True

        self.sslSock = self.sock
        if ((self.services & shared.NODE_SSL == shared.NODE_SSL) and
            shared.haveSSL(not self.initiatedConnection)):
            logger.debug("Initialising TLS")
            self.sslSock = ssl.wrap_socket(self.sock, keyfile = os.path.join(shared.codePath(), 'sslkeys', 'key.pem'), certfile = os.path.join(shared.codePath(), 'sslkeys', 'cert.pem'), server_side = not self.initiatedConnection, ssl_version=ssl.PROTOCOL_TLSv1, do_handshake_on_connect=False, ciphers='AECDH-AES256-SHA')
            if hasattr(self.sslSock, "context"):
                self.sslSock.context.set_ecdh_curve("secp256k1")
            while True:
                try:
                    self.sslSock.do_handshake()
                    break
                except ssl.SSLError as e:
                    if e.errno == 2:
                        select.select([self.sslSock], [self.sslSock], [])
                    else:
                        break
                except:
                    break
        # Command the corresponding sendDataThread to set its own connectionIsOrWasFullyEstablished variable to True also
        self.sendDataThreadQueue.put((0, 'connectionIsOrWasFullyEstablished', (self.services, self.sslSock)))

        if not self.initiatedConnection:
            shared.clientHasReceivedIncomingConnections = True
            shared.UISignalQueue.put(('setStatusIcon', 'green'))
        self.sock.settimeout(
            600)  # We'll send out a pong every 5 minutes to make sure the connection stays alive if there has been no other traffic to send lately.
        shared.UISignalQueue.put(('updateNetworkStatusTab', 'no data'))
        logger.debug('Connection fully established with ' + str(self.peer) + "\n" + \
            'The size of the connectedHostsList is now ' + str(len(shared.connectedHostsList)) + "\n" + \
            'The length of sendDataQueues is now: ' + str(len(shared.sendDataQueues)) + "\n" + \
            'broadcasting addr from within connectionFullyEstablished function.')

        # Let all of our peers know about this new node.
        dataToSend = (int(time.time()), self.streamNumber, 1, self.peer.host, self.remoteNodeIncomingPort)
        shared.broadcastToSendDataQueues((
            self.streamNumber, 'advertisepeer', dataToSend))

        self.sendaddr()  # This is one large addr message to this one peer.
        if not self.initiatedConnection and len(shared.connectedHostsList) > 200:
            logger.info ('We are connected to too many people. Closing connection.')

            self.sendDataThreadQueue.put((0, 'shutdown','no data'))
            return
        self.sendBigInv()
    def run(self):
        logger.debug('receiveDataThread starting. ID ' + str(id(self)) +
                     '. The size of the shared.connectedHostsList is now ' +
                     str(len(shared.connectedHostsList)))

        while True:
            if shared.config.getint('bitmessagesettings',
                                    'maxdownloadrate') == 0:
                downloadRateLimitBytes = float("inf")
            else:
                downloadRateLimitBytes = shared.config.getint(
                    'bitmessagesettings', 'maxdownloadrate') * 1000
            with shared.receiveDataLock:
                while shared.numberOfBytesReceivedLastSecond >= downloadRateLimitBytes:
                    if int(time.time()) == shared.lastTimeWeResetBytesReceived:
                        # If it's still the same second that it was last time then sleep.
                        time.sleep(0.3)
                    else:
                        # It's a new second. Let us clear the shared.numberOfBytesReceivedLastSecond.
                        shared.lastTimeWeResetBytesReceived = int(time.time())
                        shared.numberOfBytesReceivedLastSecond = 0
            dataLen = len(self.data)
            try:
                if ((self.services & shared.NODE_SSL == shared.NODE_SSL)
                        and self.connectionIsOrWasFullyEstablished
                        and shared.haveSSL(not self.initiatedConnection)):
                    dataRecv = self.sslSock.recv(1024)
                else:
                    dataRecv = self.sock.recv(1024)
                self.data += dataRecv
                shared.numberOfBytesReceived += len(
                    dataRecv
                )  # for the 'network status' UI tab. The UI clears this value whenever it updates.
                shared.numberOfBytesReceivedLastSecond += len(
                    dataRecv)  # for the download rate limit
            except socket.timeout:
                logger.error('Timeout occurred waiting for data from ' +
                             str(self.peer) +
                             '. Closing receiveData thread. (ID: ' +
                             str(id(self)) + ')')
                break
            except Exception as err:
                if (sys.platform == 'win32' and err.errno in ([2, 10035])) or (
                        sys.platform != 'win32'
                        and err.errno == errno.EWOULDBLOCK):
                    select.select([self.sslSock], [], [])
                    continue
                logger.error('sock.recv error. Closing receiveData thread (' +
                             str(self.peer) + ', Thread ID: ' + str(id(self)) +
                             ').' + str(err.errno) + "/" + str(err))
                break
            # print 'Received', repr(self.data)
            if len(self.data
                   ) == dataLen:  # If self.sock.recv returned no data:
                logger.debug('Connection to ' + str(self.peer) +
                             ' closed. Closing receiveData thread. (ID: ' +
                             str(id(self)) + ')')
                break
            else:
                self.processData()

        try:
            del self.selfInitiatedConnections[self.streamNumber][self]
            logger.debug(
                'removed self (a receiveDataThread) from selfInitiatedConnections'
            )
        except:
            pass
        self.sendDataThreadQueue.put(
            (0, 'shutdown', 'no data')
        )  # commands the corresponding sendDataThread to shut itself down.
        try:
            del shared.connectedHostsList[self.peer.host]
        except Exception as err:
            logger.error('Could not delete ' + str(self.peer.host) +
                         ' from shared.connectedHostsList.' + str(err))

        try:
            del shared.numberOfObjectsThatWeHaveYetToGetPerPeer[self.peer]
        except:
            pass
        shared.UISignalQueue.put(('updateNetworkStatusTab', 'no data'))
        logger.debug('receiveDataThread ending. ID ' + str(id(self)) +
                     '. The size of the shared.connectedHostsList is now ' +
                     str(len(shared.connectedHostsList)))
    def run(self):
        logger.debug('receiveDataThread starting. ID ' + str(id(self)) + '. The size of the shared.connectedHostsList is now ' + str(len(shared.connectedHostsList)))

        while True:
            if shared.config.getint('bitmessagesettings', 'maxdownloadrate') == 0:
                downloadRateLimitBytes = float("inf")
            else:
                downloadRateLimitBytes = shared.config.getint('bitmessagesettings', 'maxdownloadrate') * 1000
            with shared.receiveDataLock:
                while shared.numberOfBytesReceivedLastSecond >= downloadRateLimitBytes:
                    if int(time.time()) == shared.lastTimeWeResetBytesReceived:
                        # If it's still the same second that it was last time then sleep.
                        time.sleep(0.3)
                    else:
                        # It's a new second. Let us clear the shared.numberOfBytesReceivedLastSecond.
                        shared.lastTimeWeResetBytesReceived = int(time.time())
                        shared.numberOfBytesReceivedLastSecond = 0
            dataLen = len(self.data)
            try:
                if ((self.services & shared.NODE_SSL == shared.NODE_SSL) and
                    self.connectionIsOrWasFullyEstablished and
                    shared.haveSSL(not self.initiatedConnection)):
                    dataRecv = self.sslSock.recv(1024)
                else:
                    dataRecv = self.sock.recv(1024)
                self.data += dataRecv
                shared.numberOfBytesReceived += len(dataRecv) # for the 'network status' UI tab. The UI clears this value whenever it updates.
                shared.numberOfBytesReceivedLastSecond += len(dataRecv) # for the download rate limit
            except socket.timeout:
                logger.error ('Timeout occurred waiting for data from ' + str(self.peer) + '. Closing receiveData thread. (ID: ' + str(id(self)) + ')')
                break
            except Exception as err:
                if (sys.platform == 'win32' and err.errno in ([2, 10035])) or (sys.platform != 'win32' and err.errno == errno.EWOULDBLOCK):
                    select.select([self.sslSock], [], [])
                    continue
                logger.error('sock.recv error. Closing receiveData thread (' + str(self.peer) + ', Thread ID: ' + str(id(self)) + ').' + str(err.errno) + "/" + str(err))
                break
            # print 'Received', repr(self.data)
            if len(self.data) == dataLen: # If self.sock.recv returned no data:
                logger.debug('Connection to ' + str(self.peer) + ' closed. Closing receiveData thread. (ID: ' + str(id(self)) + ')')
                break
            else:
                self.processData()

        try:
            del self.selfInitiatedConnections[self.streamNumber][self]
            logger.debug('removed self (a receiveDataThread) from selfInitiatedConnections')
        except:
            pass
        self.sendDataThreadQueue.put((0, 'shutdown','no data')) # commands the corresponding sendDataThread to shut itself down.
        try:
            del shared.connectedHostsList[self.peer.host]
        except Exception as err:
            logger.error('Could not delete ' + str(self.peer.host) + ' from shared.connectedHostsList.' + str(err))

        try:
            del shared.numberOfObjectsThatWeHaveYetToGetPerPeer[
                self.peer]
        except:
            pass
        shared.UISignalQueue.put(('updateNetworkStatusTab', 'no data'))
        logger.debug('receiveDataThread ending. ID ' + str(id(self)) + '. The size of the shared.connectedHostsList is now ' + str(len(shared.connectedHostsList)))