def serve_loan():
"""
:return:
"""
#params = request.form
fm_client = FraudMetrixClient(app.config['FRAUD_METRIX_PARTNER_CODE'],
app.config['FRAUD_METRIX_SECRET_KEY'], app.config['FRAUD_METRIX_PARTNER_KEY'])
work_dict_1 = {
'tongdun_interface':'loan',
'user_id':123,
'order_id': 'sdfg-fgh-from-flask',
'content': 'demo'
}
mc = MnsClient(MNS_CFG)
send_id = mc.send_msg(json.dumps(work_dict_1))
g.mns_id = send_id
return fm_client.invoke_loan_sync(1,2,json.dumps(work_dict_1))
def init_from_cfg(self):
parser = ConfigParser.ConfigParser()
parser.read(self.srv_cfg_file)
for sec,op in required_ops:
if not parser.has_option(sec, op):
logger.error("ERROR: need (%s, %s) in %s.\n" % (sec,op,self.srv_cfg_file))
sys.exit(1)
self.pause_file = parser.get(BASE, PAUSE_FILE)
try:
self.mns_consume_client = MnsClient(self.mns_consume_cfg)
except Exception as e:
logger.error("load mns client failed due to %s" %e)
sys.exit(1)
class BasicService():
"""Basic Service
"""
__metaclass__ = ABCMeta
def __init__(self, srv_cfg_file, mns_consume_cfg):
self.srv_cfg_file = srv_cfg_file
self.mns_consume_cfg = mns_consume_cfg
self.mns_consume_client = None
self.consumer_result = False
self.init_from_cfg()
def init_from_cfg(self):
parser = ConfigParser.ConfigParser()
parser.read(self.srv_cfg_file)
for sec,op in required_ops:
if not parser.has_option(sec, op):
logger.error("ERROR: need (%s, %s) in %s.\n" % (sec,op,self.srv_cfg_file))
sys.exit(1)
self.pause_file = parser.get(BASE, PAUSE_FILE)
try:
self.mns_consume_client = MnsClient(self.mns_consume_cfg)
except Exception as e:
logger.error("load mns client failed due to %s" %e)
sys.exit(1)
@abstractmethod
def consume(self, work):
"""
@param work means the msg body you recv from mns
@return: True if you consume msg successfully, other wise, return False
never never use sys.exit in the consume method !!!
"""
pass
def if_pause(self):
"""
judge if there is pause file
@return:
"""
return os.path.exists(self.pause_file)
def pre_consume(self):
"""
@return: True or False
"""
return self.mns_consume_client.recv_msg()
def post_consume(self):
"""
check consume result and delete msg from mns or not, and some other staff
@return:
"""
if self.consumer_result is True:
#logger.debug("consume return True")
self.mns_consume_client.del_msg()
@contextmanager
def consume_wrapper(self):
"""
@return:
"""
msg_body = self.pre_consume()
yield msg_body
self.post_consume()
def run(self):
while True:
if self.if_pause():
time.sleep(self.wait_seconds)
continue
with self.consume_wrapper() as msg_body:
if msg_body is None:
continue
self.consumer_result = self.consume(msg_body)