152 lines
5.7 KiB
Python
152 lines
5.7 KiB
Python
# Copyright 2016 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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from copy import deepcopy
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from collections import OrderedDict
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from mock import patch, MagicMock, call
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from test_utils import CharmTestCase
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from charmhelpers.core import hookenv
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_conf = hookenv.config
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hookenv.config = MagicMock()
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import heat_utils as utils
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hookenv.config = _conf
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TO_PATCH = [
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'config',
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'log',
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'os_release',
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'get_os_codename_install_source',
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'configure_installation_source',
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'apt_install',
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'apt_update',
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'apt_upgrade',
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'check_call',
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'service_start',
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'service_stop',
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'token_cache_pkgs',
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'enable_memcache',
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'os'
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]
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# Restart map should be constructed such that API services restart
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# before frontends (haproxy/apaceh) to avoid port conflicts.
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RESTART_MAP = OrderedDict([
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('/etc/heat/heat.conf', ['heat-api', 'heat-api-cfn', 'heat-engine']),
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('/etc/heat/api-paste.ini', ['heat-api', 'heat-api-cfn']),
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('/etc/haproxy/haproxy.cfg', ['haproxy']),
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('/etc/apache2/sites-available/openstack_https_frontend', ['apache2']),
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('/etc/apache2/sites-available/openstack_https_frontend.conf',
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['apache2']),
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('/etc/memcached.conf', ['memcached']),
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])
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class HeatUtilsTests(CharmTestCase):
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def setUp(self):
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super(HeatUtilsTests, self).setUp(utils, TO_PATCH)
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self.config.side_effect = self.test_config.get
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@patch('charmhelpers.contrib.openstack.context.SubordinateConfigContext')
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def test_determine_packages(self, subcontext):
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self.os_release.return_value = 'havana'
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pkgs = utils.determine_packages()
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ex = list(set(utils.BASE_PACKAGES + utils.BASE_SERVICES))
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self.assertEqual(ex, pkgs)
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@patch('charmhelpers.contrib.openstack.context.SubordinateConfigContext')
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def test_determine_packages_queens(self, subcontext):
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self.os_release.return_value = 'queens'
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self.token_cache_pkgs.return_value = ['python-memcache', 'memcached']
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pkgs = utils.determine_packages()
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ex = list(set(utils.BASE_PACKAGES + ['python-memcache', 'memcached'] +
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utils.BASE_SERVICES))
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self.assertEqual(sorted(ex), sorted(pkgs))
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@patch('charmhelpers.contrib.openstack.context.SubordinateConfigContext')
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def test_determine_packages_rocky(self, subcontext):
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self.os_release.return_value = 'rocky'
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self.token_cache_pkgs.return_value = ['python-memcache', 'memcached']
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pkgs = utils.determine_packages()
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ex = list(set(
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[p for p in utils.BASE_PACKAGES if not p.startswith('python-')] +
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['memcached'] + utils.BASE_SERVICES + utils.PY3_PACKAGES))
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self.assertEqual(sorted(ex), sorted(pkgs))
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def test_determine_purge_packages(self):
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'Ensure no packages are identified for purge prior to rocky'
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self.os_release.return_value = 'queens'
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self.assertEqual(utils.determine_purge_packages(), [])
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def test_determine_purge_packages_rocky(self):
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'Ensure python packages are identified for purge at rocky'
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self.os_release.return_value = 'rocky'
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self.assertEqual(utils.determine_purge_packages(),
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[p for p in utils.BASE_PACKAGES
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if p.startswith('python-')] +
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['python-heat', 'python-memcache'])
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def test_restart_map(self):
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# Icehouse
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self.os_release.return_value = "icehouse"
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self.enable_memcache.return_value = False
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self.os.path.exists.return_value = False
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_restart_map = deepcopy(RESTART_MAP)
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_restart_map.pop(
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"/etc/apache2/sites-available/openstack_https_frontend.conf")
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_restart_map.pop("/etc/memcached.conf")
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self.assertEqual(_restart_map, utils.restart_map())
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# Mitaka
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self.os_release.return_value = "mitaka"
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self.enable_memcache.return_value = True
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self.os.path.exists.return_value = True
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_restart_map = deepcopy(RESTART_MAP)
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_restart_map.pop(
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"/etc/apache2/sites-available/openstack_https_frontend")
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self.assertEqual(_restart_map, utils.restart_map())
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def test_openstack_upgrade(self):
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self.config.side_effect = None
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self.config.return_value = 'cloud:precise-havana'
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self.get_os_codename_install_source.return_value = 'havana'
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self.os_release.return_value = 'icehouse'
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configs = MagicMock()
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utils.do_openstack_upgrade(configs)
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self.assertTrue(self.apt_update.called)
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self.assertTrue(self.apt_upgrade.called)
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self.assertTrue(self.apt_install.called)
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configs.set_release.assert_called_with(openstack_release='havana')
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self.assertTrue(configs.write_all.called)
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def test_api_ports(self):
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cfn = utils.api_port('heat-api-cfn')
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self.assertEqual(cfn, 8000)
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cfn = utils.api_port('heat-api')
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self.assertEqual(cfn, 8004)
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def test_migrate_database(self):
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utils.migrate_database()
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self.assertTrue(self.log.called)
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self.check_call.assert_called_with(['heat-manage', 'db_sync'])
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expected = [call('heat-api'), call('heat-api-cfn'),
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call('heat-engine'), call('apache2')]
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self.service_stop.assert_has_calls(expected, any_order=True)
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self.service_start.assert_has_calls(expected, any_order=True)
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