def _run_until_current (self):
self._insert_new_calledlaters()
now = time.time()
while self._pending_timed_calls and (self._pending_timed_calls[0].time <= now):
call = heapq.heappop(self._pending_timed_calls)
if call.cancelled:
self._cancellations -= 1
continue
if call.delayed_time > 0:
call.activate_delay()
heapq.heappush(self._pending_timed_calls, call)
continue
try:
call.called = 1
call.func(*call.args, **call.kw)
except _reraised_exceptions:
raise
except:
getlog().exception("CallLater failed")
if (self._cancellations > 50 and
self._cancellations > len(self._pending_timed_calls) >> 1):
self._cancellations = 0
self._pending_timed_calls = [ x for x in self._pending_timed_calls if not x.cancelled ]
heapq.heapify(self._pending_timed_calls)
def handle_error (self):
try:
self_repr = repr(self)
except:
self_repr = '<__repr__(self) failed for object at %0x>' % id(self)
t, v, tb = sys.exc_info()
while tb.tb_next:
tb = tb.tb_next
tbinfo = '[%s|%s|%s]' % (tb.tb_frame.f_code.co_filename,
tb.tb_frame.f_code.co_name,
str(tb.tb_lineno))
getlog().warning("Unhandled python exception: %s (%s:%s %s)" % (self_repr, t, v, tbinfo))
def _waitpid ():
# need pthread_sigmask here to avoid concurrent sigchld, but Python
# does not offer it as its not standard across UNIX versions. There is
# still a raise condition here; we can get a sigchld while we're
# sitting in the waitpid call
try:
pid, sts = os.waitpid(-1, os.WNOHANG)
except OSError, why:
err = why[0]
if errno in (errno.ECHILD, errno.EINTR):
getlog().critical("waitpid error; a process may not be cleaned up properly")
if err == errno.EINTR:
getlog().debug("EINTR during reap")
pid, sts = None, None
def __init__ (self, **kw):
super(ParentController, self).__init__(**kw)
self._parse_options(ParentController.options, kw)
self.log = getlog()
self.children = []
self.stopping = False
self.stopping_children = None
def __init__ (self, name):
self.name = name
self.state = ChildStates.STOPPED
self.pipes = {}
self.reactables = []
self.log = getlog()
self.priority = 999
self.startsecs = 12
self.startretries = 3
self.stopsignal = _signum("TERM")
self.stopwaitsecs = 22
def _except_hook (exc_type, value, tb):
global _app_name, _app_version
try:
log = getlog()
log.critical('Exception: please include the following information '
'in any bug report:')
log.critical(' %s version %s' % (_app_name, _app_version))
log.critical(' Python version %s' % sys.version.split('\n',1)[0])
log.critical('')
log.critical('Unhandled exception follows:')
tblist = (traceback.format_tb(tb, None) +
traceback.format_exception_only(exc_type, value))
if type(tblist) != list: tblist = [tblist, ]
for line in tblist:
for l in line.split('\n'):
if not l: continue
log.critical('%s' % l.rstrip())
log.critical('')
log.critical('Please also include configuration information from '
'running %s' % _app_name)
log.critical('with your normal options plus \'--dump\'')
except:
traceback.print_exception(exc_type, value, tb)
def handle_close (self):
getlog().warning("Unhandled reactable close event")
def handle_write (self, data):
getlog().warning("Unhandled reactable write event")
def handle_read (self):
getlog().warning("Unhandled reactable read event")
