def start(self):
verstr = '0.0.2'
LOG.info(_LI('Starting %(topic)s node (version %(version)s'),
{'topic': self.topic, 'version': verstr})
ctxt = context.get_admin_context()
# self.manager.pre_start_hook()
LOG.debug("Creating RPC server for service %s", self.topic)
target = messaging.Target(topic=self.topic, server=self.host)
endpoints = [
self.manager
]
self.rpcserver = rpc.get_rpc_server(target, endpoints)
self.rpcserver.start()
# self.manager.post_start_hook()
# periodic_enable set false for the moment.
# I just focus on rpc process.
if self.periodic_enable:
if self.periodic_fuzzy_delay:
initial_delay = random.randint(0, self.periodic_fuzzy_delay)
else:
initial_delay = None
self.tg.add_dynamic_timer(self.periodic_tasks,
initial_delay=initial_delay,
periodic_interval_max=
self.periodic_interval_max)
def index(self, req):
ctxt = context.get_admin_context()
result = rpcapi.EngineAPI().index(ctxt)
response = Response(
request=req,
status=httplib.MULTIPLE_CHOICES,
content_type='application/json')
response.body = json.dumps(dict(result=result))
# response.body = json.dumps(dict(author=self.author))
return response
def periodic_tasks(self, raise_on_error=False):
"""Tasks to be run at a periodic interval."""
ctxt = context.get_admin_context()
return self.manager.periodic_tasks(ctxt, raise_on_error=raise_on_error)