+app.config['MAX_CONTENT_LENGTH'] = 2 * 1024 * 1024 * 1024
+
+Swagger(app)
+
+api = Api(app, errors=consts.API_ERRORS)
+
+
+@app.teardown_request
+def shutdown_session(exception=None):
+ if exception:
+ LOG.warning(exception.message)
+ db_session.remove()
+
+
+def get_resource(resource_name):
+ name = ''.join(resource_name.split('_'))
+ return next((r for r in utils.itersubclasses(ApiResource)
+ if r.__name__.lower() == name))
+
+
+def init_db():
+ def func(a):
+ try:
+ if issubclass(a[1], Base):
+ return True
+ except TypeError:
+ pass
+ return False
+
+ subclses = filter(func, inspect.getmembers(models, inspect.isclass))
+ LOG.debug('Import models: %s', [a[1] for a in subclses])
+ Base.metadata.create_all(bind=engine)
+
+
+def app_wrapper(*args, **kwargs):
+ init_db()
+ return app(*args, **kwargs)
+
+
+def get_endpoint(url):
+ ip = socket.gethostbyname(socket.gethostname())
+ return urljoin('http://{}:{}'.format(ip, consts.API_PORT), url)
+