def _listen(self, uuid=None, session=None):
""" Listen a connection uuid """
if session:
from .nurest_session import _NURESTSessionCurrentContext
_NURESTSessionCurrentContext.session = session
if self.url is None:
raise Exception("NURESTPushCenter needs to have a valid URL. please use setURL: before starting it.")
events_url = "%s/events" % self.url
if uuid:
events_url = "%s?uuid=%s" % (events_url, uuid)
request = NURESTRequest(method='GET', url=events_url)
# Force async to False so the push center will have only 1 thread running
connection = NURESTConnection(request=request, async=True, callback=self._did_receive_event, root_object=self._root_object)
if self._timeout:
if int(time()) - self._start_time >= self._timeout:
pushcenter_logger.debug("[NURESTPushCenter] Timeout (timeout=%ss)." % self._timeout)
return
else:
connection.timeout = self._timeout
pushcenter_logger.info('Bambou Sending >>>>>>\n%s %s' % (request.method, request.url))
# connection.ignore_request_idle = True
connection.start()
def _listen(self, uuid=None, session=None):
""" Listen a connection uuid """
if self.url is None:
raise Exception(
"NURESTPushCenter needs to have a valid URL. please use setURL: before starting it."
)
events_url = "%s/events" % self.url
if uuid:
events_url = "%s?uuid=%s" % (events_url, uuid)
request = NURESTRequest(method='GET', url=events_url)
# Force async to False so the push center will have only 1 thread running
connection = NURESTConnection(request=request,
async=True,
callback=self._did_receive_event,
root_object=self._root_object)
if self._timeout:
if int(time()) - self._start_time >= self._timeout:
pushcenter_logger.debug(
"[NURESTPushCenter] Timeout (timeout=%ss)." %
self._timeout)
return
else:
connection.timeout = self._timeout
pushcenter_logger.info('Bambou Sending >>>>>>\n%s %s' %
(request.method, request.url))
# connection.ignore_request_idle = True
connection.start()
def _did_receive_event(self, connection):
""" Receive an event from connection """
if not self._is_running:
return
if connection.has_timeouted:
return
response = connection.response
data = None
if response.status_code != 200:
pushcenter_logger.error(
"[NURESTPushCenter]: Connection failure [%s] %s" %
(response.status_code, response.errors))
else:
data = response.data
if len(self._delegate_methods) > 0:
for m in self._delegate_methods:
try:
m(data)
except Exception as exc:
pushcenter_logger.error(
"[NURESTPushCenter] Delegate method %s failed:\n%s"
% (m, exc))
elif data:
events = data['events']
self.nb_events_received += len(events)
self.nb_push_received += 1
pushcenter_logger.info(
"[NURESTPushCenter] Received Push #%s (total=%s, latest=%s)\n%s"
% (self.nb_push_received, self.nb_events_received,
len(events), json.dumps(events, indent=4)))
self._last_events.extend(events)
if self._is_running:
uuid = None
if data and 'uuid' in data:
uuid = data['uuid']
self._listen(uuid)
def _did_receive_event(self, connection):
""" Receive an event from connection """
if not self._is_running:
return
if connection.has_timeouted:
return
response = connection.response
data = None
if response.status_code != 200:
pushcenter_logger.error("[NURESTPushCenter]: Connection failure [%s] %s" % (response.status_code, response.errors))
else:
data = response.data
if len(self._delegate_methods) > 0:
for m in self._delegate_methods:
try:
m(data)
except Exception as exc:
pushcenter_logger.error("[NURESTPushCenter] Delegate method %s failed:\n%s" % (m, exc))
elif data:
events = data['events']
self.nb_events_received += len(events)
self.nb_push_received += 1
pushcenter_logger.info("[NURESTPushCenter] Received Push #%s (total=%s, latest=%s)\n%s" % (self.nb_push_received, self.nb_events_received, len(events), json.dumps(events, indent=4)))
self._last_events.extend(events)
if self._is_running:
uuid = None
if data and 'uuid' in data:
uuid = data['uuid']
self._listen(uuid)
