ranger-agent/ord/client/heat.py
Michael Glaser 2e01369ed9 ranger-agent - fix pep8 errors
Fixes existing pep8 errors after initial commit.

Change-Id: Ic4741a9d090b87afed3a19cad62249637e0fbce3
2017-08-08 14:24:01 -07:00

105 lines
3.6 KiB
Python

# Copyright (c) 2012 OpenStack Foundation
# 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 heatclient import exc as heat_exc
from ord.client.client import Clients
from ord.common import exceptions as exc
from ord.common import utils
class HeatClient(object):
_kc = None
def __init__(self):
# FIXME: we must not cache any clients because it done(must
# be done) by "Clients"
try:
if HeatClient._kc is None:
HeatClient._kc = Clients().keystone()
except Exception as e:
raise exc.KeystoneInitializationException(e.message)
def get_stacks(self):
client, self._kc = Clients().heat(self._kc)
try:
payload = client.stacks.list()
except heat_exc.BaseException as e:
raise exc.HEATIntegrationError(
action='stacks.list', details=e.message)
return payload
def get_stack(self, stack_id):
client, self._kc = Clients().heat(self._kc)
try:
payload = client.stacks.get(stack_id)
# TODO: check behaviour in case it object not exist
except heat_exc.BaseException as e:
raise exc.HEATIntegrationError(
action='stacks.get', details=e.message)
return payload
# TODO: check real heatclient capabilities to lookup objects
def get_stack_by_name(self, name):
for stack in self.get_stacks():
if stack.stack_name != name:
continue
break
else:
raise exc.HEATStackLookupError(query='name={!r}'.format(name))
return stack
def create_stack(self, name, template):
template = utils.load_file(template)
client, self._kc = Clients().heat(self._kc)
try:
response = client.stacks.create(
stack_name=name, template=template)
except heat_exc.BaseException as e:
raise exc.HEATStackCreateError(details=e.message)
return response
def update_stack(self, stack_id, template):
template = utils.load_file(template)
client, self._kc = Clients().heat(self._kc)
try:
response = client.stacks.update(stack_id, template=template)
except heat_exc.BaseException as e:
raise exc.HEATStackUpdateError(details=e.message)
return response
def delete_stack(self, stack_id):
client, self._kc = Clients().heat(self._kc)
try:
client.stacks.delete(stack_id)
except heat_exc.BaseException as e:
raise exc.HEATStackDeleteError(details=e.message)
def get_image_data_by_stackid(self, stack_id):
client, self._kc = Clients().heat(self._kc)
resources = client.resources.list(stack_id)
image_id = None
image_data = None
for resource in resources:
if utils.RESOURCE_IMAGE in resource.resource_type:
image_id = resource.physical_resource_id
glance_client = Clients().glance(self._kc)
if image_id:
image_data = glance_client.images.get(image_id)
return image_data