def _reap_child(self):
"""
Reap the child process during disconnection.
"""
if self._reaped:
# on_disconnect() may be invoked more than once, for example, if
# there is still a pending message to be sent after the first
# on_disconnect() call.
return
try:
pid, status = os.waitpid(self.pid, os.WNOHANG)
except OSError:
e = sys.exc_info()[1]
if e.args[0] == errno.ECHILD:
LOG.warn('%r: waitpid(%r) produced ECHILD', self.pid, self)
return
raise
self._reaped = True
if pid:
LOG.debug('%r: child process exit status was %d', self, status)
return
# For processes like sudo we cannot actually send sudo a signal,
# because it is setuid, so this is best-effort only.
LOG.debug('%r: child process still alive, sending SIGTERM', self)
try:
os.kill(self.pid, signal.SIGTERM)
except OSError:
e = sys.exc_info()[1]
if e.args[0] != errno.EPERM:
raise
def _on_cache_callback(self, msg, fullname):
LOG.debug('%r._on_get_module(): sending %r', self, fullname)
tup = self.importer._cache[fullname]
if tup is not None:
for related in tup[4]:
LOG.debug('%r._on_get_module(): trying related %r', self,
related)
try:
rtup = self.importer._cache[related]
except KeyError:
LOG.warn('%r._on_get_module(): skipping %r, not in cache',
self, related)
continue
self._send_one_module(msg, rtup)
self._send_one_module(msg, tup)
