def post(self):
self.log_debug("API server handler got POST request")
uri = self.request.uri
self.log_debug("called with uri: %s", uri)
comps = filter(bool, uri.split('/'))
if len(comps) < 2:
self.send_error(status_code=404)
return
api_name = comps[0]
cmd = comps[1]
args = comps[2:]
vargs = self.request.arguments
self.log_debug("calling service:%s. cmd:%s. nargs: %d. nvargs: %d",
api_name, cmd, len(args), len(vargs))
APIContainer.ensure_container_available(api_name)
APIConnector.send_recv(api_name,
cmd,
args=args,
vargs=vargs,
on_recv=self.on_recv,
on_timeout=self.on_timeout,
on_overload=self.on_overload)
def on_recv(self, msg):
self.log_info("response received for %s", self.request.uri)
if 'nid' in msg:
APIContainer.record_ping(msg['nid'])
code = msg.get('code', 500)
if 'data' in msg:
self.log_debug("data received for %s", msg['data'])
else:
self.log_info("empty data received")
if code == 200:
start_line = tornado.httputil.ResponseStartLine('', self._status_code, self._reason)
hdrs = tornado.httputil.HTTPHeaders(msg.get('hdrs', {}))
data = msg['data']
if type(data) == list:
hdrs.add("Content-Length", str(len(data)))
data = APIHandler.pack_into_binary(data)
elif type(data) == dict:
data = json.dumps(data)
else:
data = str(data)
self.request.connection.write_headers(start_line, hdrs, data)
self.request.connection.finish()
else:
self.send_error(status_code=code)
def post(self):
self.log_debug("API server handler got POST request")
uri = self.request.uri
self.log_debug("called with uri: %s", uri)
comps = filter(bool, uri.split('/'))
self.log_debug("comps is :: %s", comps)
if len(comps) < 2:
self.send_error(status_code=404)
return
api_name = comps[0]
cmd = comps[1]
args = comps[2:]
vargs = self.request.arguments
## parse_result=urlparse(comps[1])
## self.log_debug("parse_result is :: %s", parse_result)
## cmd = parse_result.path
self.log_debug("args is :: %s", args)
self.log_debug("vargs is :: %s", vargs)
## self.log_debug("data passed is ::: %s", self.request.body)
## self.log_debug("arguments passed is ::: %s", self.request.arguments.values())
self.log_debug("calling service:%s. cmd:%s. nargs: %d. nvargs: %d", api_name, cmd, len(args), len(vargs))
APIContainer.ensure_container_available(api_name)
APIConnector.send_recv(api_name, cmd, args=args, vargs=vargs,
on_recv=self.on_recv,
on_timeout=self.on_timeout,
on_overload=self.on_overload)
def get(self):
self.log_debug("APIInfo handler got GET request")
key = self.get_argument("key", None)
sign = self.get_argument("sign", None)
if key is None or sign is None:
self.send_error()
return
sign2 = signstr(key, JBoxCfg.get('sesskey'))
if sign != sign2:
self.log_info("signature mismatch. key:%r sign:%r expected:%r", key, sign, sign2)
self.send_error()
return
api_status = APIContainer.get_cluster_api_status()
self.log_info("cluster api status: %r", api_status)
# filter out instances that should not accept more load
filtered_api_status = {k: v for (k, v) in api_status.iteritems() if v['accept']}
preferred_instances = filtered_api_status.keys()
# flip the dict
per_api_instances = dict()
for (inst, status) in filtered_api_status.iteritems():
api_names = status['api_status'].keys()
for api_name in api_names:
v = per_api_instances.get(api_name, [])
v.append(inst)
per_api_instances[" preferred "] = preferred_instances
self.log_info("per api instances: %r", per_api_instances)
self.write(per_api_instances)
return
def post(self):
self.log_debug("API server handler got POST request")
uri = self.request.uri
self.log_debug("called with uri: %s", uri)
comps = filter(bool, uri.split('/'))
if len(comps) < 2:
self.send_error(status_code=404)
return
api_name = comps[0]
cmd = comps[1]
args = comps[2:]
vargs = self.request.arguments
self.log_debug("calling service:%s. cmd:%s. nargs: %d. nvargs: %d", api_name, cmd, len(args), len(vargs))
APIContainer.ensure_container_available(api_name)
APIConnector.send_recv(api_name, cmd, args=args, vargs=vargs,
on_recv=self.on_recv,
on_timeout=self.on_timeout,
on_overload=self.on_overload)
def on_recv(self, msg):
self.log_info("response received for %s", self.request.uri)
if 'nid' in msg:
APIContainer.record_ping(msg['nid'])
code = msg.get('code', 500)
if code == 200:
start_line = tornado.httputil.ResponseStartLine(
'', self._status_code, self._reason)
hdrs = tornado.httputil.HTTPHeaders(msg.get('hdrs', {}))
data = msg['data']
if type(data) == list:
hdrs.add("Content-Length", str(len(data)))
data = APIHandler.pack_into_binary(data)
elif type(data) == dict:
data = json.dumps(data)
else:
data = str(data)
self.request.connection.write_headers(start_line, hdrs, data)
self.request.connection.finish()
else:
self.send_error(status_code=code)
def handle_if_instance_info(self, is_allowed):
stats = self.get_argument('instance_info', None)
if stats is None:
return False
if not is_allowed:
AdminHandler.log_error("Show instance info not allowed for user")
response = {'code': -1, 'data': 'You do not have permissions to view these stats'}
else:
try:
if stats == 'load':
result = {}
# get cluster loads
average_load = Compute.get_cluster_average_stats('Load')
if None != average_load:
result['Average Load'] = average_load
machine_loads = Compute.get_cluster_stats('Load')
if None != machine_loads:
for n, v in machine_loads.iteritems():
result['Instance ' + n] = v
elif stats == 'sessions':
result = dict()
instances = Compute.get_all_instances()
for idx in range(0, len(instances)):
try:
inst = instances[idx]
result[inst] = JBoxAsyncJob.sync_session_status(inst)['data']
except:
JBoxHandler.log_error("Error receiving sessions list from %r", inst)
elif stats == 'apis':
result = APIContainer.get_cluster_api_status()
else:
raise Exception("unknown command %s" % (stats,))
response = {'code': 0, 'data': result}
except:
AdminHandler.log_error("exception while getting stats")
AdminHandler._get_logger().exception("exception while getting stats")
response = {'code': -1, 'data': 'error getting stats'}
self.write(response)
return True
def get(self):
self.log_debug("APIInfo handler got GET request")
key = self.get_argument("key", None)
sign = self.get_argument("sign", None)
if key is None or sign is None:
self.send_error()
return
sign2 = signstr(key, JBoxCfg.get('sesskey'))
if sign != sign2:
self.log_info("signature mismatch. key:%r sign:%r expected:%r",
key, sign, sign2)
self.send_error()
return
api_status = APIContainer.get_cluster_api_status()
self.log_info("cluster api status: %r", api_status)
# filter out instances that should not accept more load
filtered_api_status = {
k: v
for (k, v) in api_status.iteritems() if v['accept']
}
preferred_instances = filtered_api_status.keys()
# flip the dict
per_api_instances = dict()
for (inst, status) in filtered_api_status.iteritems():
api_names = status['api_status'].keys()
for api_name in api_names:
v = per_api_instances.get(api_name, [])
v.append(inst)
per_api_instances[" preferred "] = preferred_instances
self.log_info("per api instances: %r", per_api_instances)
self.write(per_api_instances)
return