def mainLoop(env): global loop log = logging.getLogger(__name__) try: # connect to dbus and setup loop dbus.mainloop.glib.DBusGMainLoop(set_as_default=True) get_system_bus() # Instanciate dbus objects PluginRegistry(component='gosa.dbus.module') # Enter main loop loop = GLib.MainLoop() loop.run() except Exception as detail: log.critical("unexpected error in mainLoop") log.exception(detail) log.debug(traceback.format_exc()) finally: shutdown()
def mainLoop(env): global netstate, dr # Enable DBus runner dr = DBusRunner() dr.start() # Do network monitoring nm = Monitor(netactivity) netactivity(nm.is_online()) """ Main event loop which will process all registered threads in a loop. It will run as long env.active is set to True.""" try: log = logging.getLogger(__name__) while True: # Check netstate and wait until we're back online if not netstate: log.info("waiting for network connectivity") while not netstate: time.sleep(1) # Load plugins PluginRegistry(component='gosa.client.module') # Sleep and slice wait = 2 while True: # Threading doesn't seem to work well with python... for p in env.threads: # Bail out if we're active in the meanwhile if not env.active: break p.join(wait) # No break, go to main loop else: continue # Break, leave main loop break # Break, leave main loop if not env.reset_requested: break # Wait for threads to shut down for t in env.threads: if hasattr(t, 'stop'): t.stop() if hasattr(t, 'cancel'): t.cancel() t.join(wait) #TODO: remove me if t.is_alive(): try: t._stop() except: print(str(t.getName()) + ' could not be terminated') # Lets do an environment reset now PluginRegistry.shutdown() # Make us active and loop from the beginning env.reset_requested = False env.active = True if not netstate: log.info("waiting for network connectivity") while not netstate: time.sleep(1) sleep = randint(30, 60) env.log.info( "waiting %s seconds to try an MQTT connection recovery" % sleep) time.sleep(sleep) except Exception as detail: log.critical("unexpected error in mainLoop") log.exception(detail) log.debug(traceback.format_exc()) except KeyboardInterrupt: log.info("console requested shutdown") finally: shutdown()