353 lines
14 KiB
Python
353 lines
14 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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import os.path
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import sys
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from mock import call, patch, MagicMock
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from test_utils import CharmTestCase, patch_open
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# python-apt is not installed as part of test-requirements but is imported by
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# some charmhelpers modules so create a fake import.
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mock_apt = MagicMock()
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sys.modules['apt'] = mock_apt
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mock_apt.apt_pkg = MagicMock()
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import heat_utils as utils
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_reg = utils.register_configs
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_map = utils.restart_map
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utils.register_configs = MagicMock()
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utils.restart_map = MagicMock()
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with patch('charmhelpers.contrib.hardening.harden.harden') as mock_dec:
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mock_dec.side_effect = (lambda *dargs, **dkwargs: lambda f:
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lambda *args, **kwargs: f(*args, **kwargs))
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import heat_relations as relations
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utils.register_configs = _reg
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utils.restart_map = _map
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TO_PATCH = [
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# charmhelpers.core.hookenv
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'Hooks',
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'config',
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'is_leader',
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'leader_set',
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'log',
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'open_port',
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'relation_set',
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'related_units',
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# charmhelpers.core.host
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'apt_install',
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'apt_update',
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'restart_on_change',
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'service_restart',
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# charmhelpers.contrib.openstack.utils
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'charm_dir',
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'configure_installation_source',
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'determine_packages',
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'openstack_upgrade_available',
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'os_release',
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'sync_db_with_multi_ipv6_addresses',
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# charmhelpers.contrib.openstack.ha.utils
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'generate_ha_relation_data',
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# charmhelpers.contrib.hahelpers.cluster_utils
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# heat_utils
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'restart_map',
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'register_configs',
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'do_openstack_upgrade',
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'remove_old_packages',
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'services',
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# other
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'execd_preinstall',
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'log',
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'migrate_database',
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'is_elected_leader',
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'relation_ids',
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'relation_get',
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'local_unit',
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'get_relation_ip',
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]
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class HeatRelationTests(CharmTestCase):
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def setUp(self):
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super(HeatRelationTests, self).setUp(relations, TO_PATCH)
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self.config.side_effect = self.test_config.get
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self.charm_dir.return_value = '/var/lib/juju/charms/heat/charm'
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@patch.object(relations.policyd, 'maybe_do_policyd_overrides')
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def test_install_hook(self, mock_maybe_do_policyd_overrides):
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repo = 'cloud:precise-havana'
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self.determine_packages.return_value = [
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'python-keystoneclient', 'uuid', 'heat-api',
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'heat-api-cfn', 'heat-engine']
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self.test_config.set('openstack-origin', repo)
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relations.install()
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self.configure_installation_source.assert_called_with(repo)
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self.assertTrue(self.apt_update.called)
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self.apt_install.assert_called_with(['python-keystoneclient',
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'uuid', 'heat-api',
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'heat-api-cfn',
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'heat-engine'], fatal=True)
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self.assertTrue(self.execd_preinstall.called)
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@patch.object(relations, 'configure_https')
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@patch.object(relations.policyd,
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'maybe_do_policyd_overrides_on_config_changed')
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def test_config_changed_no_upgrade(
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self,
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maybe_do_policyd_overrides_on_config_changed,
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mock_configure_https
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):
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self.openstack_upgrade_available.return_value = False
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relations.config_changed()
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@patch.object(relations, 'configure_https')
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@patch.object(relations.policyd,
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'maybe_do_policyd_overrides_on_config_changed')
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def test_config_changed_with_upgrade(
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self,
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maybe_do_policyd_overrides_on_config_changed,
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mock_configure_https
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):
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self.openstack_upgrade_available.return_value = True
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relations.config_changed()
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self.assertTrue(self.do_openstack_upgrade.called)
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@patch.object(relations, 'configure_https')
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@patch.object(relations.policyd,
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'maybe_do_policyd_overrides_on_config_changed')
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def test_config_changed_with_openstack_upgrade_action(
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self,
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maybe_do_policyd_overrides_on_config_changed,
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mock_configure_https
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):
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self.openstack_upgrade_available.return_value = True
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self.test_config.set('action-managed-upgrade', True)
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relations.config_changed()
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self.assertFalse(self.do_openstack_upgrade.called)
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@patch('os.path.isfile')
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@patch('os.remove')
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@patch.object(relations, 'leader_elected')
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@patch.object(relations.policyd, 'maybe_do_policyd_overrides')
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def test_upgrade_charm(self,
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mock_maybe_do_policyd_overrides,
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leader_elected, os_remove, os_path_isfile):
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os_path_isfile.return_value = False
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self.is_leader.return_value = False
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self.remove_old_packages.return_value = True
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self.services.return_value = ['heat-api']
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relations.upgrade_charm()
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leader_elected.assert_called_once_with()
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os_path_isfile.assert_not_called()
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# now say we are the leader
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self.is_leader.return_value = True
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os_path_isfile.return_value = False
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relations.upgrade_charm()
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self.leader_set.assert_not_called()
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os_path_isfile.return_value = True
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with patch_open() as (mock_open, mock_file):
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mock_file.read.return_value = "abc"
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relations.upgrade_charm()
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filename = os.path.join(relations.HEAT_PATH, 'encryption-key')
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mock_open.assert_called_once_with(filename, 'r')
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self.leader_set.assert_called_once_with(
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{'heat-auth-encryption-key': 'abc'})
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os_remove.assert_called_once_with(filename)
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self.remove_old_packages.assert_called_with()
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self.service_restart.assert_called_with('heat-api')
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def test_db_joined(self):
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self.get_relation_ip.return_value = '192.168.20.1'
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relations.db_joined()
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self.relation_set.assert_called_with(heat_database='heat',
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heat_username='heat',
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heat_hostname='192.168.20.1')
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self.assertTrue(self.get_relation_ip.called)
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def _shared_db_test(self, configs):
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self.relation_get.return_value = 'heat/0 heat/1'
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self.local_unit.return_value = 'heat/0'
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configs.complete_contexts = MagicMock()
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configs.complete_contexts.return_value = ['shared-db']
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configs.write = MagicMock()
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relations.db_changed()
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self.assertTrue(self.migrate_database.called)
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@patch.object(relations, 'CONFIGS')
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def test_db_changed(self, configs):
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self._shared_db_test(configs)
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self.assertEqual([call('/etc/heat/heat.conf')],
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configs.write.call_args_list)
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@patch.object(relations, 'CONFIGS')
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def test_db_changed_missing_relation_data(self, configs):
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configs.complete_contexts = MagicMock()
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configs.complete_contexts.return_value = []
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relations.db_changed()
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self.log.assert_called_with(
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'shared-db relation incomplete. Peer not ready?'
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)
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def test_amqp_joined(self):
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relations.amqp_joined()
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self.relation_set.assert_called_with(
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username='heat',
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vhost='openstack',
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relation_id=None)
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def test_amqp_joined_passes_relation_id(self):
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"Ensures relation_id correct passed to relation_set"
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relations.amqp_joined(relation_id='heat:1')
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self.relation_set.assert_called_with(username='heat',
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vhost='openstack',
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relation_id='heat:1')
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@patch.object(relations, 'CONFIGS')
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def test_amqp_changed_relation_data(self, configs):
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configs.complete_contexts = MagicMock()
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configs.complete_contexts.return_value = ['amqp']
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configs.write = MagicMock()
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relations.amqp_changed()
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self.assertEqual([call('/etc/heat/heat.conf')],
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configs.write.call_args_list)
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@patch.object(relations, 'CONFIGS')
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def test_amqp_changed_missing_relation_data(self, configs):
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configs.complete_contexts = MagicMock()
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configs.complete_contexts.return_value = []
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relations.amqp_changed()
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self.assertTrue(self.log.called)
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@patch.object(relations, 'CONFIGS')
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def test_relation_broken(self, configs):
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relations.relation_broken()
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self.assertTrue(configs.write_all.called)
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@patch.object(relations, 'canonical_url')
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def test_identity_service_joined(self, _canonical_url):
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"It properly requests unclustered endpoint via identity-service"
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_canonical_url.return_value = 'http://heatnode1'
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relations.identity_joined()
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expected = {
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'heat_service': 'heat',
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'heat_region': 'RegionOne',
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'heat_public_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat_admin_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat_internal_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat-cfn_service': 'heat-cfn',
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'heat-cfn_region': 'RegionOne',
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'heat-cfn_public_url': 'http://heatnode1:8000/v1',
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'heat-cfn_admin_url': 'http://heatnode1:8000/v1',
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'heat-cfn_internal_url': 'http://heatnode1:8000/v1',
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'relation_id': None,
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}
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self.relation_set.assert_called_with(**expected)
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@patch.object(relations, 'canonical_url')
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def test_identity_service_joined_with_relation_id(self, _canonical_url):
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_canonical_url.return_value = 'http://heatnode1'
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relations.identity_joined(rid='identity-service:0')
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ex = {
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'heat_service': 'heat',
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'heat_region': 'RegionOne',
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'heat_public_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat_admin_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat_internal_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat-cfn_service': 'heat-cfn',
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'heat-cfn_region': 'RegionOne',
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'heat-cfn_public_url': 'http://heatnode1:8000/v1',
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'heat-cfn_admin_url': 'http://heatnode1:8000/v1',
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'heat-cfn_internal_url': 'http://heatnode1:8000/v1',
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'relation_id': 'identity-service:0',
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}
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self.relation_set.assert_called_with(**ex)
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@patch('charmhelpers.contrib.openstack.ip.unit_get',
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lambda *args: 'heatnode1')
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@patch('charmhelpers.contrib.openstack.ip.is_clustered',
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lambda *args: False)
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@patch('charmhelpers.contrib.openstack.ip.service_name')
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@patch('charmhelpers.contrib.openstack.ip.config')
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def test_identity_service_public_address_override(self, ip_config,
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_service_name):
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ip_config.side_effect = self.test_config.get
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_service_name.return_value = 'heat'
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self.test_config.set('os-public-hostname', 'heat.example.org')
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relations.identity_joined(rid='identity-service:0')
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exp = {
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'heat_service': 'heat',
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'heat_region': 'RegionOne',
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'heat_public_url': 'http://heat.example.org:8004/v1/$(tenant_id)s',
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'heat_admin_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat_internal_url': 'http://heatnode1:8004/v1/$(tenant_id)s',
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'heat-cfn_service': 'heat-cfn',
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'heat-cfn_region': 'RegionOne',
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'heat-cfn_public_url': 'http://heat.example.org:8000/v1',
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'heat-cfn_admin_url': 'http://heatnode1:8000/v1',
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'heat-cfn_internal_url': 'http://heatnode1:8000/v1',
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'relation_id': 'identity-service:0',
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}
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self.relation_set.assert_called_with(**exp)
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@patch.object(relations, 'configure_https')
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@patch.object(relations, 'CONFIGS')
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def test_identity_changed(self, configs, mock_configure_https):
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configs.complete_contexts.return_value = ['identity-service']
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relations.identity_changed()
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self.assertTrue(configs.write_all.called)
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@patch.object(relations, 'CONFIGS')
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def test_identity_changed_incomplete(self, configs):
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configs.complete_contexts.return_value = []
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relations.identity_changed()
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self.assertTrue(self.log.called)
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self.assertFalse(configs.write.called)
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def test_db_joined_with_ipv6(self):
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'It properly requests access to a shared-db service'
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self.sync_db_with_multi_ipv6_addresses.return_value = MagicMock()
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self.test_config.set('prefer-ipv6', True)
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relations.db_joined()
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self.sync_db_with_multi_ipv6_addresses.assert_called_with(
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'heat', 'heat', relation_prefix='heat')
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@patch.object(relations, 'CONFIGS')
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def test_non_leader_db_changed(self, configs):
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self.is_elected_leader.return_value = False
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configs.complete_contexts.return_value = []
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self.relation_get.return_value = 'heat/0 heat/1'
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self.local_unit.return_value = 'heat/0'
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configs.complete_contexts = MagicMock()
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configs.complete_contexts.return_value = ['shared-db']
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configs.write = MagicMock()
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relations.db_changed()
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self.assertFalse(self.migrate_database.called)
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def test_ha_relation_joined(self):
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self.generate_ha_relation_data.return_value = {'rel_data': 'data'}
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relations.ha_joined(relation_id='rid:23')
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self.relation_set.assert_called_once_with(
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relation_id='rid:23', rel_data='data')
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