Md Nadeem 3a86c2ae48 Fix unexpected output of pools()
As of now, pools() of v1/client.py return
list of pools whose all attributes(like uri, weight etc)
set to None (unexpectedly).

This patch fixes the issue, now all attributes of pool
should be set to their respective values instead of None.

Change-Id: I083fa853cb3712a7fc161521663a5b7ec520254f
Closes-Bug: #1519614
2015-12-02 07:24:17 +13:00

82 lines
2.6 KiB
Python

# Copyright (c) 2014 Red Hat, Inc.
#
# 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 zaqarclient.queues.v1 import core
from zaqarclient.transport import errors
class Pool(object):
def __init__(self, client, name,
weight=None, uri=None,
group=None, auto_create=True,
**kwargs):
self.client = client
self.uri = uri
self.name = name
self.weight = weight
self.group = group
self.options = kwargs.get("options", {})
if auto_create:
self.ensure_exists()
def ensure_exists(self):
"""Ensures pool exists
This method is not race safe,
the pool could've been deleted
right after it was called.
"""
req, trans = self.client._request_and_transport()
try:
pool = core.pool_get(trans, req, self.name)
self.uri = pool["uri"]
self.weight = pool["weight"]
self.group = pool.get("group", None)
self.options = pool.get("options", {})
except errors.ResourceNotFound:
data = {'uri': self.uri,
'weight': self.weight,
'options': self.options}
if self.client.api_version >= 1.1 and self.group:
data['group'] = self.group
req, trans = self.client._request_and_transport()
core.pool_create(trans, req, self.name, data)
def update(self, pool_data):
req, trans = self.client._request_and_transport()
core.pool_update(trans, req, self.name, pool_data)
for key, value in pool_data.items():
setattr(self, key, value)
def delete(self):
req, trans = self.client._request_and_transport()
core.pool_delete(trans, req, self.name)
def get(self):
req, trans = self.client._request_and_transport()
return core.pool_get(trans, req, self.name, callback=None)
def create_object(parent):
return lambda kwargs: Pool(parent, kwargs.pop('name'),
auto_create=False, **kwargs)