def _receive_reply(self, input_fd):
start_time = time.time()
pipe_reader = PipeReader(input_files={"input_fd": input_fd},
scheduler=global_event_loop())
pipe_reader.start()
eof = pipe_reader.poll() is not None
while not eof:
pipe_reader._wait_loop(timeout=self._COMMUNICATE_RETRY_TIMEOUT)
eof = pipe_reader.poll() is not None
if not eof:
if self._daemon_is_alive():
self._timeout_retry_msg(
start_time, portage.localization._("during read"))
else:
pipe_reader.cancel()
self._no_daemon_msg()
return 2
buf = pipe_reader.getvalue()
retval = 2
if not buf:
portage.util.writemsg_level(
"ebuild-ipc: %s\n" % (portage.localization._("read failed"), ),
level=logging.ERROR,
noiselevel=-1,
)
else:
try:
reply = pickle.loads(buf)
except SystemExit:
raise
except Exception as e:
# The pickle module can raise practically
# any exception when given corrupt data.
portage.util.writemsg_level("ebuild-ipc: %s\n" % (e, ),
level=logging.ERROR,
noiselevel=-1)
else:
(out, err, retval) = reply
if out:
portage.util.writemsg_stdout(out, noiselevel=-1)
if err:
portage.util.writemsg(err, noiselevel=-1)
return retval
def _receive_reply(self, input_fd):
start_time = time.time()
pipe_reader = PipeReader(input_files={"input_fd":input_fd},
scheduler=global_event_loop())
pipe_reader.start()
eof = pipe_reader.poll() is not None
while not eof:
pipe_reader._wait_loop(timeout=self._COMMUNICATE_RETRY_TIMEOUT)
eof = pipe_reader.poll() is not None
if not eof:
if self._daemon_is_alive():
self._timeout_retry_msg(start_time,
portage.localization._('during read'))
else:
pipe_reader.cancel()
self._no_daemon_msg()
return 2
buf = pipe_reader.getvalue()
retval = 2
if not buf:
portage.util.writemsg_level(
"ebuild-ipc: %s\n" % \
(portage.localization._('read failed'),),
level=logging.ERROR, noiselevel=-1)
else:
try:
reply = pickle.loads(buf)
except SystemExit:
raise
except Exception as e:
# The pickle module can raise practically
# any exception when given corrupt data.
portage.util.writemsg_level(
"ebuild-ipc: %s\n" % (e,),
level=logging.ERROR, noiselevel=-1)
else:
(out, err, retval) = reply
if out:
portage.util.writemsg_stdout(out, noiselevel=-1)
if err:
portage.util.writemsg(err, noiselevel=-1)
return retval
class _Reader(object):
def __init__(self, future, input_file, loop):
self._future = future
self._pipe_reader = PipeReader(input_files={'input_file': input_file},
scheduler=loop)
self._future.add_done_callback(self._cancel_callback)
self._pipe_reader.addExitListener(self._eof)
self._pipe_reader.start()
def _cancel_callback(self, future):
if future.cancelled():
self._cancel()
def _eof(self, pipe_reader):
self._pipe_reader = None
self._future.set_result(pipe_reader.getvalue())
def _cancel(self):
if self._pipe_reader is not None and self._pipe_reader.poll() is None:
self._pipe_reader.removeExitListener(self._eof)
self._pipe_reader.cancel()
self._pipe_reader = None
