def create_network(self):
"""Create the listener on first call
"""
self.network = NetworkFlask(self.app, self._stopevent, self.options, is_primary=False, is_secondary=True, do_heartbeat_dispatch=False)
class ListenerThread(threading.Thread, Controller):
""" The listener Tread
"""
def __init__(self, _app, options):
"""The constructor"""
#~ print "*"*25, "init the listener"
threading.Thread.__init__(self)
self._stopevent = threading.Event( )
self.app = _app
self.section="webapp"
self.mqttc = None
self.options = JNTOptions(options)
self.hadds = {}
self.network = None
self.create_network()
Controller.__init__(self, self.network)
self.loop_sleep = 0.25
loop_sleep = self.options.get_option('system','loop_sleep', self.loop_sleep)
if loop_sleep is not None:
self.loop_sleep = loop_sleep
else:
logger.debug("[%s] - Can't retrieve value of loop_sleep. Use default value instead (%s)", self.__class__.__name__, self.loop_sleep)
self.extend_from_entry_points('janitoo_flask')
def __del__(self):
"""
"""
try:
self.stop()
except Exception:
logger.debug("[%s] - Catched exception", self.__class__.__name__)
def create_network(self):
"""Create the listener on first call
"""
self.network = NetworkFlask(self.app, self._stopevent, self.options, is_primary=False, is_secondary=True, do_heartbeat_dispatch=False)
def boot(self):
"""configure the HADD address
"""
#~ print("*"*25, "boot the listener")
default_hadd = HADD%(9998,0)
hadd = self.options.get_option('webapp','hadd', default_hadd)
if default_hadd is None:
logger.debug("[%s] - Can't retrieve value of hadd. Use default value instead (%s)", self.__class__.__name__, default_hadd)
self.hadds = { 0 : hadd,
}
#~ print "*"*25, "booting"
def run(self):
"""The running method
"""
#~ print "*"*25, "start the listener"
logger.info("Start listener")
self.boot()
self.network.boot(self.hadds)
Controller.start_controller(self, self.section, self.options, cmd_classes=[COMMAND_DHCPD], hadd=self.hadds[0], name="Webapp Server",
product_name="Webapp Server", product_type="Webapp Server")
self._stopevent.wait(1.0)
Controller.start_controller_timer(self)
while not self._stopevent.isSet():
self._stopevent.wait(self.loop_sleep)
if self.network is not None:
self.network.stop()
def stop(self):
"""Stop the tread
"""
#~ print("*"*25, "stop the listener")
Controller.stop_controller_timer(self)
Controller.stop_controller(self)
logger.info("Stop listener")
self._stopevent.set()
if self.network is not None:
#~ print("*"*25, "stop the network")
self.network.stop()
for i in range(100):
if self.network.is_stopped:
break
else:
self._stopevent.wait(0.1)
self.network = None
#~ print("*"*25, "network is stopped")
def extend_from_entry_points(self, group):
""""Extend the listener with methods found in entrypoints
"""
for entrypoint in iter_entry_points(group = '%s.listener'%group):
logger.info('Extend listener with %s', entrypoint.module_name )
extend = entrypoint.load()
extend( self )
