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import functools
import logging
from django.conf import settings
from django.core.wsgi import WSGIHandler
from django.core.cache import cache
from django.db import signals
from gm_rpcd import all
from engine.middleware.rpc import HeliosController
from engine.rpc_base import rpc_invoker
_all__ = ['rpc_invoker', 'bind', 'Bind', 'get_current_rpc_invoker']
def bind(endpoint, **options):
endpoint = 'saturn/' + endpoint
return all.bind(endpoint, **options)
def get_current_rpc_invoker():
return HeliosController.get_current_rpc_invoker()
class Context(object):
@property
def user(self):
key = 'session:{}'.format(all.context.session_id)
user_info = cache.get(key)
if not user_info:
user_info = all.context.rpc['passport/info/by_session']().unwrap()
cache.set(key, user_info, timeout=180)
return user_info
@property
def rpc(self):
return all.context.rpc
class Bind(object):
project = 'saturn'
app = ''
exception_map = {}
def _bind(self, endpoint, with_context=False):
def _wrap(func):
@functools.wraps(func)
def _wrapper(*args, **kwargs):
self.request_start(*args, **kwargs)
try:
if with_context:
data = func(Context(), *args, **kwargs)
else:
data = func(*args, **kwargs)
except Exception as e:
raise self.exception_map.get(type(e), e)
finally:
self.request_end(*args, **kwargs)
return self.format_data(data)
return all.bind('{}/{}/{}'.format(self.project, self.app, endpoint))(_wrapper)
return _wrap
def request_start(self, *args, **kwargs):
signals.request_started.send(sender=WSGIHandler)
def request_end(self, *args, **kwargs):
signals.request_finished.send(sender=WSGIHandler)
def format_data(self, data):
return data
def bind_context(self, endpoint):
return self._bind(endpoint, with_context=True)
def __call__(self, endpoint):
return self._bind(endpoint)