def _on_read(self, future):
""" Appends bytes read from socket to a buffer. Once the full packet
has been read the parser is invoked and the buffers is cleared. The
parsed packet is then passed to the suitable method or dropped if the
packet type in unknown. """
try:
line = future.result()
self.__buffer = self.__buffer + line
except StreamClosedError as stream_ex:
self.log.error(stream_ex)
return
hdr = HEADER.parse(self.__buffer)
if len(self.__buffer) < hdr.length:
remaining = hdr.length - len(self.__buffer)
future = self.stream.read_bytes(remaining)
future.add_done_callback(self._on_read)
return
try:
self._trigger_message(hdr)
except Exception as ex:
self.log.exception(ex)
self.stream.close()
if not self.stream.closed():
self._wait()
def _on_read(self, line):
""" Appends bytes read from socket to a buffer. Once the full packet
has been read the parser is invoked and the buffers is cleared. The
parsed packet is then passed to the suitable method or dropped if the
packet type in unknown. """
self.__buffer = self.__buffer + line
hdr = HEADER.parse(self.__buffer)
if len(self.__buffer) < hdr.length:
remaining = hdr.length - len(self.__buffer)
self.stream.read_bytes(remaining, self._on_read)
return
try:
self._trigger_message(hdr)
except Exception as ex:
LOG.exception(ex)
self.stream.close()
if not self.stream.closed():
self._wait()