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from mock import MagicMock, patch, call
import yaml
import charmhelpers.core.hookenv as hookenv
hookenv.config = MagicMock()
import neutron_utils as utils
_register_configs = utils.register_configs
_restart_map = utils.restart_map
utils.register_configs = MagicMock()
utils.restart_map = MagicMock()
import neutron_hooks as hooks
utils.register_configs = _register_configs
utils.restart_map = _restart_map
from test_utils import CharmTestCase
TO_PATCH = [
'config',
'configure_installation_source',
'valid_plugin',
'apt_update',
'apt_install',
'apt_purge',
'filter_installed_packages',
'get_early_packages',
'get_packages',
'git_install',
'log',
'do_openstack_upgrade',
'openstack_upgrade_available',
'CONFIGS',
'configure_ovs',
'relation_set',
'relation_ids',
'unit_get',
'relation_get',
'install_ca_cert',
'get_common_package',
'execd_preinstall',
'lsb_release',
'stop_services',
'b64decode',
'is_relation_made',
'create_sysctl',
'update_nrpe_config',
'update_legacy_ha_files',
'install_legacy_ha_files',
'cache_env_data',
'get_hacluster_config',
'remove_legacy_ha_files',
'cleanup_ovs_netns',
'stop_neutron_ha_monitor_daemon',
'use_l3ha',
]
def passthrough(value):
return value
class TestQuantumHooks(CharmTestCase):
def setUp(self):
super(TestQuantumHooks, self).setUp(hooks, TO_PATCH)
self.config.side_effect = self.test_config.get
self.test_config.set('openstack-origin', 'cloud:precise-havana')
self.test_config.set('plugin', 'ovs')
self.lsb_release.return_value = {'DISTRIB_CODENAME': 'precise'}
self.b64decode.side_effect = passthrough
hookenv.config.side_effect = self.test_config.get
hooks.hooks._config_save = False
def _call_hook(self, hookname):
hooks.hooks.execute([
'hooks/{}'.format(hookname)])
def test_install_hook(self):
self.valid_plugin.return_value = True
_pkgs = ['foo', 'bar']
self.filter_installed_packages.return_value = _pkgs
self._call_hook('install')
self.configure_installation_source.assert_called_with(
'cloud:precise-havana'
)
self.apt_update.assert_called_with(fatal=True)
self.apt_install.assert_has_calls([
call(_pkgs, fatal=True),
call(_pkgs, fatal=True),
])
self.assertTrue(self.get_early_packages.called)
self.assertTrue(self.get_packages.called)
self.assertTrue(self.execd_preinstall.called)
def test_install_hook_precise_nocloudarchive(self):
self.test_config.set('openstack-origin', 'distro')
self._call_hook('install')
self.configure_installation_source.assert_called_with(
'cloud:precise-folsom'
)
@patch('sys.exit')
def test_install_hook_invalid_plugin(self, _exit):
self.valid_plugin.return_value = False
self._call_hook('install')
self.assertTrue(self.log.called)
_exit.assert_called_with(1)
@patch.object(utils, 'git_install_requested')
def test_install_hook_git(self, git_requested):
git_requested.return_value = True
self.valid_plugin.return_value = True
_pkgs = ['foo', 'bar']
self.filter_installed_packages.return_value = _pkgs
repo = 'cloud:trusty-juno'
openstack_origin_git = {
'repositories': [
{'name': 'requirements',
'repository': 'git://git.openstack.org/openstack/requirements', # noqa
'branch': 'stable/juno'},
{'name': 'neutron',
'repository': 'git://git.openstack.org/openstack/neutron',
'branch': 'stable/juno'}
],
'directory': '/mnt/openstack-git',
}
projects_yaml = yaml.dump(openstack_origin_git)
self.test_config.set('openstack-origin', repo)
self.test_config.set('openstack-origin-git', projects_yaml)
self._call_hook('install')
self.configure_installation_source.assert_called_with(
'cloud:trusty-juno'
)
self.apt_update.assert_called_with(fatal=True)
self.apt_install.assert_has_calls([
call(_pkgs, fatal=True),
call(_pkgs, fatal=True),
])
self.assertTrue(self.get_early_packages.called)
self.assertTrue(self.get_packages.called)
self.git_install.assert_called_with(projects_yaml)
self.assertTrue(self.execd_preinstall.called)
@patch.object(hooks, 'git_install_requested')
def test_config_changed(self, git_requested):
def mock_relids(rel):
return ['relid']
git_requested.return_value = False
self.test_config.set('sysctl', '{ kernel.max_pid: "1337"}')
self.openstack_upgrade_available.return_value = True
self.valid_plugin.return_value = True
self.relation_ids.side_effect = mock_relids
_db_joined = self.patch('db_joined')
_pgsql_db_joined = self.patch('pgsql_db_joined')
_amqp_joined = self.patch('amqp_joined')
_amqp_nova_joined = self.patch('amqp_nova_joined')
_zmq_joined = self.patch('zeromq_configuration_relation_joined')
self._call_hook('config-changed')
self.assertTrue(self.do_openstack_upgrade.called)
self.assertTrue(self.configure_ovs.called)
self.assertTrue(_db_joined.called)
self.assertTrue(_pgsql_db_joined.called)
self.assertTrue(_amqp_joined.called)
self.assertTrue(_amqp_nova_joined.called)
self.assertTrue(_zmq_joined.called)
self.create_sysctl.assert_called()
@patch.object(hooks, 'git_install_requested')
def test_config_changed_upgrade(self, git_requested):
git_requested.return_value = False
self.openstack_upgrade_available.return_value = True
self.valid_plugin.return_value = True
self._call_hook('config-changed')
self.assertTrue(self.do_openstack_upgrade.called)
self.assertTrue(self.configure_ovs.called)
@patch.object(hooks, 'git_install_requested')
def test_config_changed_n1kv(self, git_requested):
git_requested.return_value = False
self.openstack_upgrade_available.return_value = False
self.valid_plugin.return_value = True
self.filter_installed_packages.side_effect = lambda p: p
self.test_config.set('plugin', 'n1kv')
self._call_hook('config-changed')
self.apt_install.assert_called_with('neutron-l3-agent')
self.test_config.set('enable-l3-agent', False)
self._call_hook('config-changed')
self.apt_purge.assert_called_with('neutron-l3-agent')
@patch('sys.exit')
@patch.object(hooks, 'git_install_requested')
def test_config_changed_invalid_plugin(self, git_requested, _exit):
git_requested.return_value = False
self.valid_plugin.return_value = False
self._call_hook('config-changed')
self.assertTrue(self.log.called)
_exit.assert_called_with(1)
@patch.object(hooks, 'git_install_requested')
@patch.object(hooks, 'config_value_changed')
def test_config_changed_git(self, config_val_changed, git_requested):
def mock_relids(rel):
return ['relid']
git_requested.return_value = True
self.test_config.set('sysctl', '{ kernel.max_pid: "1337"}')
self.openstack_upgrade_available.return_value = True
self.valid_plugin.return_value = True
self.relation_ids.side_effect = mock_relids
_db_joined = self.patch('db_joined')
_pgsql_db_joined = self.patch('pgsql_db_joined')
_amqp_joined = self.patch('amqp_joined')
_amqp_nova_joined = self.patch('amqp_nova_joined')
_zmq_joined = self.patch('zeromq_configuration_relation_joined')
repo = 'cloud:trusty-juno'
openstack_origin_git = {
'repositories': [
{'name': 'requirements',
'repository':
'git://git.openstack.org/openstack/requirements',
'branch': 'stable/juno'},
{'name': 'neutron',
'repository': 'git://git.openstack.org/openstack/neutron',
'branch': 'stable/juno'}
],
'directory': '/mnt/openstack-git',
}
projects_yaml = yaml.dump(openstack_origin_git)
self.test_config.set('openstack-origin', repo)
self.test_config.set('openstack-origin-git', projects_yaml)
self._call_hook('config-changed')
self.git_install.assert_called_with(projects_yaml)
self.assertFalse(self.do_openstack_upgrade.called)
self.assertTrue(self.configure_ovs.called)
self.assertTrue(_db_joined.called)
self.assertTrue(_pgsql_db_joined.called)
self.assertTrue(_amqp_joined.called)
self.assertTrue(_amqp_nova_joined.called)
self.assertTrue(_zmq_joined.called)
self.create_sysctl.assert_called()
def test_upgrade_charm(self):
_install = self.patch('install')
_config_changed = self.patch('config_changed')
self._call_hook('upgrade-charm')
self.assertTrue(_install.called)
self.assertTrue(_config_changed.called)
def test_db_joined(self):
self.is_relation_made.return_value = False
self.unit_get.return_value = 'myhostname'
self._call_hook('shared-db-relation-joined')
self.relation_set.assert_called_with(
username='nova',
database='nova',
hostname='myhostname',
relation_id=None
)
def test_db_joined_with_postgresql(self):
self.is_relation_made.return_value = True
with self.assertRaises(Exception) as context:
hooks.db_joined()
self.assertEqual(context.exception.message,
'Attempting to associate a mysql database when there '
'is already associated a postgresql one')
def test_postgresql_db_joined(self):
self.unit_get.return_value = 'myhostname'
self.is_relation_made.return_value = False
self._call_hook('pgsql-db-relation-joined')
self.relation_set.assert_called_with(
database='nova',
relation_id=None
)
def test_postgresql_joined_with_db(self):
self.is_relation_made.return_value = True
with self.assertRaises(Exception) as context:
hooks.pgsql_db_joined()
self.assertEqual(context.exception.message,
'Attempting to associate a postgresql database when'
' there is already associated a mysql one')
def test_amqp_joined(self):
self._call_hook('amqp-relation-joined')
self.relation_set.assert_called_with(
username='neutron',
vhost='openstack',
relation_id=None
)
def test_amqp_changed(self):
self._call_hook('amqp-relation-changed')
self.assertTrue(self.CONFIGS.write_all.called)
def test_amqp_departed_no_rel(self):
self.CONFIGS.complete_contexts.return_value = []
self._call_hook('amqp-relation-departed')
self.assertFalse(self.CONFIGS.write_all.called)
def test_amqp_departed(self):
self.CONFIGS.complete_contexts.return_value = ['amqp']
self._call_hook('amqp-relation-departed')
self.assertTrue(self.CONFIGS.write_all.called)
def test_amqp_nova_joined(self):
self._call_hook('amqp-nova-relation-joined')
self.relation_set.assert_called_with(
username='nova',
vhost='openstack',
relation_id=None
)
def test_amqp_nova_changed_no_rel(self):
self.CONFIGS.complete_contexts.return_value = []
self._call_hook('amqp-nova-relation-changed')
self.assertFalse(self.CONFIGS.write_all.called)
def test_amqp_nova_changed(self):
self.CONFIGS.complete_contexts.return_value = ['amqp-nova']
self._call_hook('amqp-nova-relation-changed')
self.assertTrue(self.CONFIGS.write_all.called)
def test_shared_db_changed(self):
self._call_hook('shared-db-relation-changed')
self.assertTrue(self.CONFIGS.write_all.called)
def test_pgsql_db_changed(self):
self._call_hook('pgsql-db-relation-changed')
self.assertTrue(self.CONFIGS.write_all.called)
def test_nm_changed(self):
self.relation_get.return_value = "cert"
self._call_hook('quantum-network-service-relation-changed')
self.assertTrue(self.CONFIGS.write_all.called)
self.install_ca_cert.assert_called_with('cert')
def test_neutron_plugin_changed(self):
self.use_l3ha.return_value = True
self._call_hook('neutron-plugin-api-relation-changed')
self.apt_install.assert_called_with(['keepalived', 'conntrack'],
fatal=True)
self.assertTrue(self.CONFIGS.write_all.called)
def test_cluster_departed_nvp(self):
self.test_config.set('plugin', 'nvp')
self._call_hook('cluster-relation-departed')
self.assertTrue(self.log.called)
def test_stop(self):
self._call_hook('stop')
self.assertTrue(self.stop_services.called)
def test_ha_relation_joined(self):
self.test_config.set('ha-legacy-mode', True)
self._call_hook('ha_relation_joined')
self.assertTrue(self.cache_env_data.called)
self.assertTrue(self.get_hacluster_config.called)
self.assertTrue(self.install_legacy_ha_files.called)
def test_ha_relation_departed(self):
self.test_config.set('ha-legacy-mode', True)
self._call_hook('ha-relation-departed')
self.assertTrue(self.remove_legacy_ha_files.called)
self.assertTrue(self.stop_neutron_ha_monitor_daemon.called)
def test_quantum_network_service_relation_changed(self):
self.test_config.set('ha-legacy-mode', True)
self._call_hook('quantum-network-service-relation-changed')
self.assertTrue(self.cache_env_data.called)
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