105 lines
3.7 KiB
Python
105 lines
3.7 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import json
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import eventlet
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from heat.openstack.common import log as logging
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from heat.engine import resource
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from muranoclient.v1.client import Client
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from muranoclient.common.exceptions import HTTPNotFound
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logger = logging.getLogger(__name__)
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class MuranoEnvironment(resource.Resource):
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properties_schema = {
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'Body': {'Type': 'Map', 'Required': True},
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'MuranoApiEndpoint': {'Type': 'String'}
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}
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update_allowed_keys = ('Metadata', 'Properties')
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update_allowed_properties = ('Definition', 'MuranoApiEndpoint')
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attributes_schema = {}
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def __init__(self, name, json_snippet, stack):
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super(MuranoEnvironment, self).__init__(name, json_snippet, stack)
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def handle_create(self):
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self._update_environment()
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def handle_delete(self):
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client = self._muranoclient()
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environment_id = self._find_environment(client)
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if environment_id:
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client.environments.delete(environment_id)
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try:
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self._wait_deployed(client, environment_id)
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except HTTPNotFound:
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pass
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def _find_environment(self, client):
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environments = client.environments.list()
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for environment in environments:
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if environment.name == self.name:
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return environment.id
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return None
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def _update_environment(self):
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client = self._muranoclient()
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environment_id = self._find_environment(client)
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if not environment_id:
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environment_id = client.environments.create(self.name).id
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session_id = client.sessions.configure(environment_id).id
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environment = self.properties.get('Body')
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client.services.post(environment_id,
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path='/',
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data=environment.get('services', []),
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session_id=session_id)
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client.sessions.deploy(environment_id, session_id)
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self._wait_deployed(client, environment_id)
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def _wait_deployed(self, client, environment_id):
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i = 0
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delay = 2
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while True:
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environment = client.environments.get(environment_id)
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if environment.status == 'pending' and i > 5 * 60:
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raise EnvironmentError(
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"Environment deployment hasn't started")
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elif environment.status == 'deploying' and i > 65 * 60:
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raise EnvironmentError(
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"Environment deployment takes too long")
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elif environment.status == 'ready':
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break
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eventlet.sleep(delay)
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i += delay
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def _muranoclient(self):
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endpoint = self._get_endpoint()
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token = self.stack.clients.auth_token
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return Client(endpoint=endpoint, token=token)
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def _get_endpoint(self):
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#prefer location specified in settings for dev purposes
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endpoint = self.properties.get('MuranoApiEndpoint')
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if not endpoint:
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endpoint = self.stack.clients.url_for(service_type='murano')
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return endpoint
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def resource_mapping():
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return {
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'Murano::Environment': MuranoEnvironment
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}
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