134 lines
3.7 KiB
Python
134 lines
3.7 KiB
Python
# Copyright 2017 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import collections
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import subprocess
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import charmhelpers.core.hookenv as hookenv
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import charmhelpers.core.host as host
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import charms_openstack.charm
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import charms_openstack.adapters as adapters
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import charms_openstack.ip as os_ip
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PANKO_DIR = '/etc/panko'
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PANKO_CONF = os.path.join(PANKO_DIR, 'panko.conf')
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PANKO_APACHE_SITE = 'panko-api'
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PANKO_WSGI_CONF = '/etc/apache2/sites-available/{}.conf'.format(
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PANKO_APACHE_SITE)
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charms_openstack.charm.use_defaults('charm.default-select-release')
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class PankoCharmRelationAdapters(adapters.OpenStackAPIRelationAdapters):
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relation_adapters = {
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'shared_db': adapters.DatabaseRelationAdapter,
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'cluster': adapters.PeerHARelationAdapter,
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}
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class PankoCharm(charms_openstack.charm.HAOpenStackCharm):
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"""
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Charm for Juju deployment of Panko
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"""
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# Internal name of charm
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service_name = name = 'panko'
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# First release supported
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release = 'ocata'
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# List of packages to install for this charm
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packages = ['panko-api', 'python-apt', 'python-keystonemiddleware',
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'apache2', 'libapache2-mod-wsgi']
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api_ports = {
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'panko-api': {
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os_ip.PUBLIC: 8777,
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os_ip.ADMIN: 8777,
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os_ip.INTERNAL: 8777,
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}
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}
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default_service = 'panko-api'
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service_type = 'panko'
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services = ['apache2']
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required_relations = ['shared-db', 'identity-service']
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restart_map = {
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PANKO_CONF: services,
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PANKO_WSGI_CONF: ['apache2'],
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}
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ha_resources = ['vips', 'haproxy']
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release_pkg = 'panko-common'
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package_codenames = {
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'panko-common': collections.OrderedDict([
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('2', 'mitaka'),
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('3', 'newton'),
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('4', 'ocata'),
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('5', 'pike'),
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('6', 'queens'),
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('7', 'rocky'),
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]),
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}
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sync_cmd = ['panko-dbsync',
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'--log-file=/var/log/panko/panko-upgrade.log']
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adapters_class = PankoCharmRelationAdapters
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def install(self):
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super(PankoCharm, self).install()
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# NOTE(jamespage): always pause panko-api service as we force
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# execution with Apache2+mod_wsgi
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host.service_pause('panko-api')
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def enable_apache2_site(self):
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"""Enable Panko API apache2 site if rendered or installed"""
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if os.path.exists(PANKO_WSGI_CONF):
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check_enabled = subprocess.call(
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['a2query', '-s', PANKO_APACHE_SITE]
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)
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if check_enabled != 0:
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subprocess.check_call(['a2ensite',
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PANKO_APACHE_SITE])
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host.service_reload('apache2',
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restart_on_failure=True)
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def get_database_setup(self):
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return [{
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'database': 'panko',
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'username': 'panko',
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'hostname': hookenv.unit_private_ip()}, ]
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def disable_services(self):
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'''Disable all services related to panko'''
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for svc in self.services:
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host.service_pause(svc)
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def enable_services(self):
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'''Enable all services related to panko'''
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for svc in self.services:
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host.service_resume(svc)
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