vmware-nsx/quantum/api/api_common.py
gongysh fa2a5c09c5 Use openstack common log to do logging.
Bug #1073194

We use openstack common log to do logging. At the same time, we will use
quantum logger as our top logger, so that all sub loggers will be set
according to quantum.conf

Change-Id: I5adf72e6031ad437e05c3521864a83757b3e7887
2012-11-01 10:09:57 +08:00

62 lines
2.3 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 Citrix System.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from webob import exc
from quantum.openstack.common import log as logging
LOG = logging.getLogger(__name__)
class QuantumController(object):
""" Base controller class for Quantum API """
# _resource_name will be redefined in sub concrete controller
_resource_name = None
def __init__(self, plugin):
self._plugin = plugin
super(QuantumController, self).__init__()
def _prepare_request_body(self, body, params):
""" verifies required parameters are in request body.
sets default value for missing optional parameters.
body argument must be the deserialized body
"""
try:
if body is None:
# Initialize empty resource for setting default value
body = {self._resource_name: {}}
data = body[self._resource_name]
except KeyError:
# raise if _resource_name is not in req body.
raise exc.HTTPBadRequest("Unable to find '%s' in request body"
% self._resource_name)
for param in params:
param_name = param['param-name']
param_value = data.get(param_name, None)
# If the parameter wasn't found and it was required, return 400
if param_value is None and param['required']:
msg = ("Failed to parse request. " +
"Parameter: " + param_name + " not specified")
for line in msg.split('\n'):
LOG.error(line)
raise exc.HTTPBadRequest(msg)
data[param_name] = param_value or param.get('default-value')
return body