Python log.callWithLogger方法代码示例

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def addReader(self, reader):
        if reader in self._readers.keys() or \
           reader in self._continuousPolling._readers:
            return

        fd = reader.fileno()
        try:
            self._asyncioEventloop.add_reader(fd, callWithLogger, reader,
                                              self._readOrWrite, reader,
                                              True)
            self._readers[reader] = fd
        except IOError as e:
            self._unregisterFDInAsyncio(fd)
            if e.errno == errno.EPERM:
                # epoll(7) doesn't support certain file descriptors,
                # e.g. filesystem files, so for those we just poll
                # continuously:
                self._continuousPolling.addReader(reader)
            else:
                raise 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def addWriter(self, writer):
        if writer in self._writers.keys() or \
           writer in self._continuousPolling._writers:
            return

        fd = writer.fileno()
        try:
            self._asyncioEventloop.add_writer(fd, callWithLogger, writer,
                                              self._readOrWrite, writer,
                                              False)
            self._writers[writer] = fd
        except PermissionError:
            self._unregisterFDInAsyncio(fd)
            # epoll(7) doesn't support certain file descriptors,
            # e.g. filesystem files, so for those we just poll
            # continuously:
            self._continuousPolling.addWriter(writer)
        except BrokenPipeError:
            # The kqueuereactor will raise this if there is a broken pipe
            self._unregisterFDInAsyncio(fd)
        except:
            self._unregisterFDInAsyncio(fd)
            raise 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def doPoll(self, timeout):
        """Poll the poller for new events."""
        if timeout is not None:
            timeout = int(timeout * 1000) # convert seconds to milliseconds

        try:
            l = self._poller.poll(timeout)
        except SelectError as e:
            if e.args[0] == errno.EINTR:
                return
            else:
                raise
        _drdw = self._doReadOrWrite
        for fd, event in l:
            try:
                selectable = self._selectables[fd]
            except KeyError:
                # Handles the infrequent case where one selectable's
                # handler disconnects another.
                continue
            log.callWithLogger(selectable, _drdw, selectable, fd, event) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_OPEN_FAILURE(self, packet):
        """
        The other side did not accept our MSG_CHANNEL_OPEN request.  Payload::
            uint32  local channel number
            uint32  reason code
            string  reason description

        Find the channel using the local channel number and notify it by
        calling its openFailed() method.
        """
        localChannel, reasonCode = struct.unpack('>2L', packet[:8])
        reasonDesc = common.getNS(packet[8:])[0]
        channel = self.channels[localChannel]
        del self.channels[localChannel]
        channel.conn = self
        reason = error.ConchError(reasonDesc, reasonCode)
        log.callWithLogger(channel, channel.openFailed, reason) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_REQUEST(self, packet):
        """
        The other side is sending a request to a channel.  Payload::
            uint32  local channel number
            string  request name
            bool    want reply
            <request specific data>

        Pass the message to the channel's requestReceived method.  If the
        other side wants a reply, add callbacks which will send the
        reply.
        """
        localChannel = struct.unpack('>L', packet[:4])[0]
        requestType, rest = common.getNS(packet[4:])
        wantReply = ord(rest[0:1])
        channel = self.channels[localChannel]
        d = defer.maybeDeferred(log.callWithLogger, channel,
                channel.requestReceived, requestType, rest[1:])
        if wantReply:
            d.addCallback(self._cbChannelRequest, localChannel)
            d.addErrback(self._ebChannelRequest, localChannel)
            return d 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_FAILURE(self, packet):
        """
        Our channel request to the other side failed.  Payload::
            uint32  local channel number

        Get the C{Deferred} out of self.deferreds and errback it with a
        C{error.ConchError}.
        """
        localChannel = struct.unpack('>L', packet[:4])[0]
        if self.deferreds.get(localChannel):
            d = self.deferreds[localChannel].pop(0)
            log.callWithLogger(self.channels[localChannel],
                               d.errback,
                               error.ConchError('channel request failed'))

    # methods for users of the connection to call 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def channelClosed(self, channel):
        """
        Called when a channel is closed.
        It clears the local state related to the channel, and calls
        channel.closed().
        MAKE SURE YOU CALL THIS METHOD, even if you subclass L{SSHConnection}.
        If you don't, things will break mysteriously.

        @type channel: L{SSHChannel}
        """
        if channel in self.channelsToRemoteChannel: # actually open
            channel.localClosed = channel.remoteClosed = True
            del self.localToRemoteChannel[channel.id]
            del self.channels[channel.id]
            del self.channelsToRemoteChannel[channel]
            for d in self.deferreds.setdefault(channel.id, []):
                d.errback(error.ConchError("Channel closed."))
            del self.deferreds[channel.id][:]
            log.callWithLogger(channel, channel.closed) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_OPEN_CONFIRMATION(self, packet):
        """
        The other side accepted our MSG_CHANNEL_OPEN request.  Payload::
            uint32  local channel number
            uint32  remote channel number
            uint32  remote window size
            uint32  remote maximum packet size
            <channel specific data>

        Find the channel using the local channel number and notify its
        channelOpen method.
        """
        (localChannel, remoteChannel, windowSize,
                maxPacket) = struct.unpack('>4L', packet[: 16])
        specificData = packet[16:]
        channel = self.channels[localChannel]
        channel.conn = self
        self.localToRemoteChannel[localChannel] = remoteChannel
        self.channelsToRemoteChannel[channel] = remoteChannel
        channel.remoteWindowLeft = windowSize
        channel.remoteMaxPacket = maxPacket
        log.callWithLogger(channel, channel.channelOpen, specificData) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def channelClosed(self, channel):
        """
        Called when a channel is closed.
        It clears the local state related to the channel, and calls
        channel.closed().
        MAKE SURE YOU CALL THIS METHOD, even if you subclass L{SSHConnection}.
        If you don't, things will break mysteriously.

        @type channel: L{SSHChannel}
        """
        if channel in self.channelsToRemoteChannel: # actually open
            channel.localClosed = channel.remoteClosed = True
            del self.localToRemoteChannel[channel.id]
            del self.channels[channel.id]
            del self.channelsToRemoteChannel[channel]
            for d in self.deferreds.pop(channel.id, []):
                d.errback(error.ConchError("Channel closed."))
            log.callWithLogger(channel, channel.closed) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def _invoke_callback(self, fd, events):
        (reader, writer) = self._fds[fd]
        if reader:
            err = None
            if reader.fileno() == -1:
                err = error.ConnectionLost()
            elif events & IOLoop.READ:
                err = log.callWithLogger(reader, reader.doRead)
            if err is None and events & IOLoop.ERROR:
                err = error.ConnectionLost()
            if err is not None:
                self.removeReader(reader)
                reader.readConnectionLost(failure.Failure(err))
        if writer:
            err = None
            if writer.fileno() == -1:
                err = error.ConnectionLost()
            elif events & IOLoop.WRITE:
                err = log.callWithLogger(writer, writer.doWrite)
            if err is None and events & IOLoop.ERROR:
                err = error.ConnectionLost()
            if err is not None:
                self.removeWriter(writer)
                writer.writeConnectionLost(failure.Failure(err)) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_REQUEST(self, packet):
        """
        The other side is sending a request to a channel.  Payload::
            uint32  local channel number
            string  request name
            bool    want reply
            <request specific data>

        Pass the message to the channel's requestReceived method.  If the
        other side wants a reply, add callbacks which will send the
        reply.
        """
        localChannel = struct.unpack('>L', packet[: 4])[0]
        requestType, rest = common.getNS(packet[4:])
        wantReply = ord(rest[0])
        channel = self.channels[localChannel]
        d = defer.maybeDeferred(log.callWithLogger, channel,
                channel.requestReceived, requestType, rest[1:])
        if wantReply:
            d.addCallback(self._cbChannelRequest, localChannel)
            d.addErrback(self._ebChannelRequest, localChannel)
            return d 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def dispatchMessage(self, messageNum, payload):
        """
        Send a received message to the appropriate method.

        @type messageNum: C{int}
        @type payload: c{str}
        """
        if messageNum < 50 and messageNum in messages:
            messageType = messages[messageNum][4:]
            f = getattr(self, 'ssh_%s' % messageType, None)
            if f is not None:
                f(payload)
            else:
                log.msg("couldn't handle %s" % messageType)
                log.msg(repr(payload))
                self.sendUnimplemented()
        elif self.service:
            log.callWithLogger(self.service, self.service.packetReceived,
                               messageNum, payload)
        else:
            log.msg("couldn't handle %s" % messageNum)
            log.msg(repr(payload))
            self.sendUnimplemented() 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def run(self, save=1, installSignalHandlers=1):
        """run(save=1, installSignalHandlers=1)
        Run this application, running the main loop if necessary.
        If 'save' is true, then when this Application is shut down, it
        will be persisted to a pickle.
        'installSignalHandlers' is passed through to reactor.run(), the
        function that starts the mainloop.
        """
        from twisted.internet import reactor
        if not self._boundPorts:
            self.bindPorts()
        self._save = save
        reactor.addSystemEventTrigger('before', 'shutdown', self._beforeShutDown)
        reactor.addSystemEventTrigger('after', 'shutdown', self._afterShutDown)
        global theApplication
        theApplication = self
        log.callWithLogger(self, reactor.run, installSignalHandlers=installSignalHandlers)


#
# These are dummy classes for backwards-compatibility!
# 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def ssh_CHANNEL_DATA(self, packet):
        localChannel, dataLength = struct.unpack('>2L', packet[: 8])
        channel = self.channels[localChannel]
        # XXX should this move to dataReceived to put client in charge?
        if dataLength > channel.localWindowLeft or \
           dataLength > channel.localMaxPacket: # more data than we want
            log.callWithLogger(channel, lambda s=self,c=channel: 
                                log.msg('too much data') and s.sendClose(c))
            return
            #packet = packet[:channel.localWindowLeft+4]
        data = common.getNS(packet[4:])[0]
        channel.localWindowLeft-=dataLength
        if channel.localWindowLeft < channel.localWindowSize/2:
            self.adjustWindow(channel, channel.localWindowSize - \
                                       channel.localWindowLeft)
            #log.msg('local window left: %s/%s' % (channel.localWindowLeft,
            #                                    channel.localWindowSize))
        log.callWithLogger(channel, channel.dataReceived, data) 

# 需要导入模块: from twisted.python import log [as 别名]
# 或者: from twisted.python.log import callWithLogger [as 别名]
def _invoke_callback(self, fd, events):
        if fd not in self._fds:
            return
        (reader, writer) = self._fds[fd]
        if reader:
            err = None
            if reader.fileno() == -1:
                err = error.ConnectionLost()
            elif events & IOLoop.READ:
                err = log.callWithLogger(reader, reader.doRead)
            if err is None and events & IOLoop.ERROR:
                err = error.ConnectionLost()
            if err is not None:
                self.removeReader(reader)
                reader.readConnectionLost(failure.Failure(err))
        if writer:
            err = None
            if writer.fileno() == -1:
                err = error.ConnectionLost()
            elif events & IOLoop.WRITE:
                err = log.callWithLogger(writer, writer.doWrite)
            if err is None and events & IOLoop.ERROR:
                err = error.ConnectionLost()
            if err is not None:
                self.removeWriter(writer)
                writer.writeConnectionLost(failure.Failure(err))