charm-openstack-dashboard/unit_tests/test_horizon_utils.py

655 lines
27 KiB
Python

# Copyright 2016 Canonical Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from unittest.mock import MagicMock, patch, call
from collections import OrderedDict
# import charmhelpers.contrib.openstack.templating as templating
# templating.OSConfigRenderer = MagicMock()
import hooks.horizon_utils as horizon_utils
from unit_tests.test_utils import (
CharmTestCase,
patch_open,
)
TO_PATCH = [
'config',
'get_os_codename_install_source',
'apt_update',
'apt_upgrade',
'apt_install',
'configure_installation_source',
'log',
'cmp_pkgrevno',
'os_release',
'os_application_version_set',
'reset_os_release',
'relation_ids',
'related_units',
'relation_get',
'HorizonOSConfigRenderer',
]
class TestHorizonUtils(CharmTestCase):
def setUp(self):
super(TestHorizonUtils, self).setUp(horizon_utils, TO_PATCH)
self.config.side_effect = self.test_config.get
def test_determine_packages(self):
horizon_utils.os_release.return_value = 'icehouse'
self.assertEqual(
sorted(horizon_utils.determine_packages()),
sorted([
'haproxy',
'python-novaclient',
'python-keystoneclient',
'openstack-dashboard-ubuntu-theme',
'python-memcache',
'openstack-dashboard',
'memcached']))
def test_determine_packages_mitaka(self):
horizon_utils.os_release.return_value = 'mitaka'
self.assertTrue('python-pymysql' in horizon_utils.determine_packages())
def test_determine_packages_queens(self):
horizon_utils.os_release.return_value = 'queens'
self.assertEqual(
sorted(horizon_utils.determine_packages()),
sorted(horizon_utils.BASE_PACKAGES +
['python-pymysql',
'python-neutron-lbaas-dashboard',
'python-designate-dashboard',
'python-heat-dashboard',
'python-neutron-fwaas-dashboard']))
def test_determine_packages_rocky(self):
horizon_utils.os_release.return_value = 'rocky'
self.assertEqual(
sorted(horizon_utils.determine_packages()),
sorted([p for p in horizon_utils.BASE_PACKAGES
if not p.startswith('python-')] +
horizon_utils.PY3_PACKAGES)
)
def test_determine_packages_victoria(self):
horizon_utils.os_release.return_value = 'victoria'
verify_pkgs = [
p for p in horizon_utils.BASE_PACKAGES
if not p.startswith('python-')
] + horizon_utils.PY3_PACKAGES
verify_pkgs.append('python3-mysqldb')
verify_pkgs.remove('python3-neutron-lbaas-dashboard')
verify_pkgs.remove('python3-neutron-fwaas-dashboard')
self.assertEqual(
sorted(horizon_utils.determine_packages()),
sorted(verify_pkgs)
)
def test_determine_purge_packages(self):
'Ensure no packages are identified for purge prior to rocky'
horizon_utils.os_release.return_value = 'queens'
horizon_utils.relation_ids.return_value = []
self.assertEqual(horizon_utils.determine_purge_packages(), [])
def test_determine_purge_packages_rocky(self):
'Ensure python packages are identified for purge at rocky'
horizon_utils.relation_ids.return_value = []
horizon_utils.os_release.return_value = 'rocky'
verify_pkgs = (
[p for p in horizon_utils.BASE_PACKAGES
if p.startswith('python-')] +
['python-django-horizon',
'python-django-openstack-auth',
'python-pymysql',
'python-neutron-lbaas-dashboard',
'python-designate-dashboard',
'python-heat-dashboard'])
self.assertEqual(
sorted(horizon_utils.determine_purge_packages()),
sorted(verify_pkgs))
def test_determine_purge_packages_victoria(self):
'Ensure python packages are identified for purge at victoria'
horizon_utils.relation_ids.return_value = []
horizon_utils.os_release.return_value = 'victoria'
verify_pkgs = (
[p for p in horizon_utils.BASE_PACKAGES
if p.startswith('python-')] +
['python-django-horizon',
'python-django-openstack-auth',
'python-pymysql',
'python-neutron-lbaas-dashboard',
'python-designate-dashboard',
'python-heat-dashboard',
'python3-neutron-lbaas-dashboard',
'python3-neutron-fwaas-dashboard'])
self.assertEqual(
sorted(horizon_utils.determine_purge_packages()),
sorted(verify_pkgs))
def _patch_for_dashboard_plugin_packages(self):
def relation_ids_side_effect(rname):
return {
'dashboard-plugin': [
'dashboard-plugin:0',
'dashboard-plugin:1',
],
}[rname]
horizon_utils.relation_ids.side_effect = relation_ids_side_effect
def related_units_side_effect(rid):
return {
'dashboard-plugin:0': ['r0', 'r1'],
'dashboard-plugin:1': ['r2'],
}[rid]
horizon_utils.related_units.side_effect = related_units_side_effect
def relation_get_side_effect(unit=None, rid=None):
return {
"dashboard-plugin:0/r0": {
'install-packages': '["p1", "p3", "p2"]',
'conflicting-packages': '["n2"]',
},
"dashboard-plugin:0/r1": {
'install-packages': '["p5", "p6"]',
'conflicting-packages': "",
},
"dashboard-plugin:1/r2": {
'install-packages': '["p4", "p6"]',
'conflicting-packages': '["n1"]',
},
}["{}/{}".format(rid, unit)]
horizon_utils.relation_get.side_effect = relation_get_side_effect
def test_determine_packages_dashboard_plugin(self):
'Ensure that plugins can provide their packages.'
self._patch_for_dashboard_plugin_packages()
self.assertEqual(
sorted(horizon_utils.determine_packages_dashboard_plugin()),
sorted(['p1', 'p2', 'p3', 'p4', 'p5', 'p6']))
def test_determine_packages_with_dashboard_plugin_rocky(self):
'Ensure that plugin packages are part of determine_packages()'
horizon_utils.os_release.return_value = 'rocky'
pkgs = ([p for p in horizon_utils.BASE_PACKAGES
if not p.startswith('python-')] +
horizon_utils.PY3_PACKAGES +
['p1', 'p2', 'p3', 'p4', 'p5', 'p6'])
self._patch_for_dashboard_plugin_packages()
self.assertEqual(
sorted(horizon_utils.determine_packages()),
sorted(pkgs)
)
def test_determine_purge_packages_dashboard_plugin(self):
'Ensure that plugins can provide their conflicting packages'
self._patch_for_dashboard_plugin_packages()
self.assertEqual(
sorted(horizon_utils.determine_purge_packages_dashboard_plugin()),
sorted(['n1', 'n2']))
def test_determine_purge_packages_dashboard_plugin_rocky(self):
'Ensure python packages are identified for purge at rocky'
self._patch_for_dashboard_plugin_packages()
horizon_utils.os_release.return_value = 'rocky'
verify_pkgs = (
[p for p in horizon_utils.BASE_PACKAGES
if p.startswith('python-')] +
['python-django-horizon',
'python-django-openstack-auth',
'python-pymysql',
'python-neutron-lbaas-dashboard',
'python-designate-dashboard',
'python-heat-dashboard'])
self.assertEqual(
sorted(horizon_utils.determine_purge_packages()),
sorted(verify_pkgs + ["n1", "n2"]))
@patch('charmhelpers.core.unitdata.kv')
def test_store_plugin_packages_in_kv(self, mock_kv):
'Ensure that plugin packages state can be stored.'
_key = None
_value = None
_flush = None
class MockKV():
def set(key, value):
nonlocal _key, _value
_key = key
_value = value
def flush():
nonlocal _flush
_flush = True
mock_kv.return_value = MockKV
horizon_utils.store_plugin_packages_in_kv('r1', 'u1',
['n1'],
['p1', 'p2', 'p3'])
self.assertEqual(_value,
{"conflicting_packages": ['n1'],
"install_packages": ['p1', 'p2', 'p3']})
self.assertEqual(
_key,
horizon_utils.make_dashboard_plugin_packages_kv_key('r1', 'u1'))
self.assertTrue(_flush)
@patch('charmhelpers.core.unitdata.kv')
def test_get_plugin_packages_from_kv(self, mock_kv):
'Ensure that plugin packages state can be recovered.'
# no data stored yet; ensure that it handles it gracefully
_key = None
_value = None
class MockKV():
def get(key, default=None):
nonlocal _key
_key = key
return _value
mock_kv.return_value = MockKV
self.assertEqual(horizon_utils.get_plugin_packages_from_kv('r1', 'u1'),
{"conflicting_packages": [],
"install_packages": []})
self.assertEqual(
_key,
horizon_utils.make_dashboard_plugin_packages_kv_key('r1', 'u1'))
# just packages are configured.
_key = None
_value = {"install_packages": ['p1', 'p2']}
self.assertEqual(horizon_utils.get_plugin_packages_from_kv('r1', 'u1'),
{"conflicting_packages": [],
"install_packages": ['p1', 'p2']})
# just conflicting packages are configured.
_key = None
_value = {"conflicting_packages": ['n1']}
self.assertEqual(horizon_utils.get_plugin_packages_from_kv('r1', 'u1'),
{"conflicting_packages": ['n1'],
"install_packages": []})
# configure both being stored.
_key = None
_value = {"install_packages": ['p1', 'p2'],
"conflicting_packages": ['n1']}
self.assertEqual(horizon_utils.get_plugin_packages_from_kv('r1', 'u1'),
{"conflicting_packages": ['n1'],
"install_packages": ['p1', 'p2']})
@patch.object(horizon_utils, 'get_plugin_packages_from_kv')
@patch.object(horizon_utils, 'store_plugin_packages_in_kv')
def test_update_plugin_packages_in_kv(self,
mock_store_plugin_packages_in_kv,
mock_get_plugin_packages_from_kv):
'Ensure that plugin packages state can be faithfully held'
self._patch_for_dashboard_plugin_packages()
mock_get_plugin_packages_from_kv.return_value = {
"install_packages": ["p1", "q1"],
"conflicting_packages": ["m1"],
}
(added, removed) = horizon_utils.update_plugin_packages_in_kv(
"dashboard-plugin:0", "r0")
self.assertEqual(sorted(added), ["m1", "p2", "p3"])
self.assertEqual(sorted(removed), ["n2", "q1"])
mock_store_plugin_packages_in_kv.assert_called_once_with(
"dashboard-plugin:0", "r0", ["n2"], ["p1", "p3", "p2"])
@patch('subprocess.call')
def test_enable_ssl(self, _call):
horizon_utils.enable_ssl()
_call.assert_has_calls([
call(['a2ensite', 'default-ssl']),
call(['a2enmod', 'ssl']),
call(['a2enmod', 'rewrite']),
call(['a2enmod', 'headers'])
])
def test_restart_map(self):
ex_map = OrderedDict([
('/etc/openstack-dashboard/local_settings.py',
['apache2', 'memcached']),
('/etc/apache2/conf.d/openstack-dashboard.conf',
['apache2', 'memcached']),
('/etc/apache2/conf-available/openstack-dashboard.conf',
['apache2', 'memcached']),
('/etc/apache2/sites-available/default-ssl',
['apache2', 'memcached']),
('/etc/apache2/sites-available/default-ssl.conf',
['apache2', 'memcached']),
('/etc/apache2/sites-available/default',
['apache2', 'memcached']),
('/etc/apache2/sites-available/000-default.conf',
['apache2', 'memcached']),
('/etc/apache2/ports.conf',
['apache2', 'memcached']),
('/etc/haproxy/haproxy.cfg',
['haproxy']),
('/usr/share/openstack-dashboard/openstack_dashboard/enabled/'
'_40_router.py',
['apache2', 'memcached']),
('/usr/share/openstack-dashboard/openstack_dashboard/conf/'
'keystonev3_policy.json',
['apache2', 'memcached']),
('/usr/share/openstack-dashboard/openstack_dashboard/conf/'
'cinder_policy.d/consistencygroup.yaml',
['apache2', 'memcached']),
])
self.assertEqual(horizon_utils.restart_map(), ex_map)
@patch.object(horizon_utils, 'determine_packages')
def test_do_openstack_upgrade(self, determine_packages):
self.test_config.set('openstack-origin', 'cloud:precise-havana')
self.get_os_codename_install_source.return_value = 'havana'
horizon_utils.os_release.return_value = 'icehouse'
configs = MagicMock()
determine_packages.return_value = ['testpkg']
horizon_utils.do_openstack_upgrade(configs)
configs.set_release.assert_called_with(openstack_release='havana')
self.assertTrue(self.log.called)
self.apt_update.assert_called_with(fatal=True)
dpkg_opts = [
'--option', 'Dpkg::Options::=--force-confnew',
'--option', 'Dpkg::Options::=--force-confdef',
]
self.apt_upgrade.assert_called_with(options=dpkg_opts,
dist=True, fatal=True)
self.apt_install.assert_called_with(['testpkg'], fatal=True)
self.reset_os_release.assert_called()
self.configure_installation_source.assert_called_with(
'cloud:precise-havana'
)
@patch('os.path.isfile')
@patch('os.path.isdir')
def test_register_configs(self, _isdir, _isfile):
_isdir.return_value = True
_isfile.return_value = True
self.os_release.return_value = 'havana'
configs = horizon_utils.register_configs()
confs = [horizon_utils.LOCAL_SETTINGS,
horizon_utils.HAPROXY_CONF,
horizon_utils.PORTS_CONF,
horizon_utils.APACHE_24_DEFAULT,
horizon_utils.APACHE_24_CONF,
horizon_utils.APACHE_24_SSL]
calls = []
for conf in confs:
calls.append(
call(conf, horizon_utils.CONFIG_FILES[conf]['hook_contexts']))
configs.register.assert_has_calls(calls)
@patch('os.path.isdir')
def test_register_configs_pre_install(self, _isdir):
_isdir.return_value = False
self.os_release.return_value = 'havana'
configs = horizon_utils.register_configs()
confs = [horizon_utils.LOCAL_SETTINGS,
horizon_utils.HAPROXY_CONF,
horizon_utils.PORTS_CONF,
horizon_utils.APACHE_24_DEFAULT,
horizon_utils.APACHE_24_CONF,
horizon_utils.APACHE_24_SSL]
calls = []
for conf in confs:
calls.append(
call(conf, horizon_utils.CONFIG_FILES[conf]['hook_contexts']))
configs.register.assert_has_calls(calls)
@patch('shutil.rmtree')
@patch('os.path.exists')
@patch.object(horizon_utils.policyd, 'remove_policy_success_file')
@patch.object(horizon_utils.policyd, 'policyd_dir_for')
@patch.object(horizon_utils.policyd,
'is_policyd_override_valid_on_this_release')
def test_maybe_handle_policyd_override_config_false(
self,
mock_valid,
mock_policyd_dir_for,
mock_remove_policy_success_file,
mock_os_path_exists,
mock_shutils_rmtree,
):
self.test_config.set('use-policyd-override', False)
mock_valid.return_value = True
mock_policyd_dir_for.return_value = 'a_dir'
mock_os_path_exists.return_value = True
horizon_utils.maybe_handle_policyd_override(
'a_release', 'config-changed')
mock_policyd_dir_for.assert_called_once_with('openstack-dashboard')
mock_shutils_rmtree.assert_called_once_with('a_dir')
mock_remove_policy_success_file.assert_called_once_with()
@patch.object(horizon_utils.policyd, 'get_policy_resource_filename')
@patch.object(horizon_utils.policyd, 'is_policy_success_file_set')
@patch.object(horizon_utils.policyd,
'is_policyd_override_valid_on_this_release')
def test_maybe_handle_policyd_override_config_changed_done(
self,
mock_valid,
mock_is_policy_success_file_set,
mock_get_policy_resource_filename,
):
self.test_config.set('use-policyd-override', True)
mock_valid.return_value = True
mock_is_policy_success_file_set.return_value = True
horizon_utils.maybe_handle_policyd_override(
'a_release', 'config-changed')
# test that the function bailed before getting to the resource file get
mock_get_policy_resource_filename.assert_not_called()
@patch.object(horizon_utils, 'service')
@patch.object(horizon_utils, 'copy_conf_to_policyd')
@patch.object(horizon_utils, 'blacklist_policyd_paths')
@patch.object(horizon_utils.policyd, 'process_policy_resource_file')
@patch.object(horizon_utils.policyd, 'get_policy_resource_filename')
@patch.object(horizon_utils.policyd, 'is_policy_success_file_set')
@patch.object(horizon_utils.policyd,
'is_policyd_override_valid_on_this_release')
def test_maybe_handle_policyd_override_config_changed_full_run(
self,
mock_valid,
mock_is_policy_success_file_set,
mock_get_policy_resource_filename,
mock_process_policy_resource_file,
mock_blacklist_policyd_paths,
mock_copy_conf_to_policyd,
mock_service,
):
self.test_config.set('use-policyd-override', True)
mock_valid.return_value = True
mock_is_policy_success_file_set.return_value = False
mock_get_policy_resource_filename.return_value = "resource-file"
mock_blacklist_policyd_paths.return_value = ['a-path']
# test no restart
mock_process_policy_resource_file.return_value = False
horizon_utils.maybe_handle_policyd_override(
'a_release', 'config-changed')
mock_get_policy_resource_filename.assert_called_once_with()
mock_process_policy_resource_file.assert_called_once_with(
'resource-file',
'openstack-dashboard',
blacklist_paths=['a-path'],
preserve_topdir=True,
preprocess_filename=horizon_utils.policyd_preprocess_name,
user='horizon',
group='horizon')
mock_copy_conf_to_policyd.assert_called_once_with()
mock_service.assert_not_called()
# test with restart
mock_process_policy_resource_file.return_value = True
horizon_utils.maybe_handle_policyd_override(
'a_release', 'config-changed')
mock_service.assert_has_calls([call('stop', 'apache2'),
call('start', 'apache2')])
@patch.object(horizon_utils, 'DASHBOARD_PKG_DIR', new='/some/dir')
@patch('os.walk')
@patch.object(horizon_utils.policyd, 'policyd_dir_for')
def test_blacklist_policyd_paths(self, mock_policyd_dir_for, mock_os_walk):
mock_policyd_dir_for.return_value = '/etc'
# Note '/some/dir' below has to match the patch on DASHBOAD_PKG_DIR
# above.
mock_os_walk.return_value = [
('/some/dir/conf', ['a-dir'], ['file1']),
('/some/dir/conf/a-dir', [], ['file2'])]
paths = horizon_utils.blacklist_policyd_paths()
mock_policyd_dir_for.assert_called_once_with('openstack-dashboard')
self.assertEqual(paths, ['/etc/file1', '/etc/a-dir/file2'])
@patch.object(horizon_utils, 'DASHBOARD_PKG_DIR', new='/some/dir')
@patch.object(horizon_utils, 'mkdir')
@patch.object(horizon_utils, 'write_file')
@patch('os.path.exists')
@patch('os.walk')
@patch.object(horizon_utils.policyd, 'policyd_dir_for')
def test_copy_conf_to_policyd(
self,
mock_policyd_dir_for,
mock_os_walk,
mock_os_path_exists,
mock_write_file,
mock_mkdir,
):
mock_policyd_dir_for.return_value = '/etc'
# Note '/some/dir' below has to match the patch on DASHBOAD_PKG_DIR
# above.
mock_os_walk.return_value = [
('/some/dir/conf', ['a-dir'], ['file1']),
('/some/dir/conf/a-dir', [], ['file2'])]
mock_os_path_exists.return_value = False
with patch_open() as (_open, _file):
_file.read.side_effect = ['content1', 'content2']
horizon_utils.copy_conf_to_policyd()
mock_mkdir.assert_called_once_with(
'/etc/a-dir', owner='horizon', group='horizon', perms=0o775)
_open.assert_has_calls([
call('/some/dir/conf/file1', 'r'),
call('/some/dir/conf/a-dir/file2', 'r')])
mock_write_file.assert_has_calls([
call('/etc/file1', 'content1', 'horizon', 'horizon'),
call('/etc/a-dir/file2', 'content2', 'horizon', 'horizon')])
@patch.object(horizon_utils, 'POLICYD_HORIZON_SERVICE_TO_DIR',
new={'a': 'a-dir', 'b': 'b-dir', 'c': 'c-dir'})
@patch('os.walk')
@patch.object(horizon_utils.policyd, 'policyd_dir_for')
def test_read_policyd_dirs(
self,
mock_policyd_dir_for,
mock_os_walk,
):
mock_policyd_dir_for.return_value = '/etc'
# Note '/some/dir' below has to match the patch on DASHBOAD_PKG_DIR
# above.
mock_os_walk.return_value = [
('/some/dir/conf', ['b-dir'], ['file1']),
('/some/dir/conf/b-dir', [], ['file2'])]
self.assertEqual(horizon_utils.read_policyd_dirs(), {'b': ['b-dir']})
@patch.object(horizon_utils, 'POLICYD_HORIZON_SERVICE_TO_DIR',
new={'a': 'a-dir', 'b': 'b-dir', 'c': 'c-dir'})
def test_policyd_preprocess_name(self):
# test with no separator
with self.assertRaises(horizon_utils.policyd.BadPolicyYamlFile):
horizon_utils.policyd_preprocess_name("a-name")
# test unrecognised service
with self.assertRaises(horizon_utils.policyd.BadPolicyYamlFile):
horizon_utils.policyd_preprocess_name("d/a-name")
# finally check that the appropriate change is made
self.assertEqual(horizon_utils.policyd_preprocess_name('b/name'),
"b-dir/name")
def test_assess_status(self):
with patch.object(horizon_utils, 'assess_status_func') as asf:
callee = MagicMock()
asf.return_value = callee
horizon_utils.assess_status('test-config')
asf.assert_called_once_with('test-config')
callee.assert_called_once_with()
self.os_application_version_set.assert_called_with(
horizon_utils.VERSION_PACKAGE
)
@patch.object(horizon_utils.ch_cluster, 'get_managed_services_and_ports')
@patch.object(horizon_utils, 'REQUIRED_INTERFACES')
@patch.object(horizon_utils, 'services')
@patch.object(horizon_utils, 'make_assess_status_func')
def test_assess_status_func(self,
make_assess_status_func,
services,
REQUIRED_INTERFACES,
get_managed_services_and_ports):
get_managed_services_and_ports.return_value = (['s1'], [])
services.return_value = ['s1']
horizon_utils.assess_status_func('test-config')
# ports=None whilst port checks are disabled.
make_assess_status_func.assert_called_once_with(
'test-config', REQUIRED_INTERFACES, services=['s1'], ports=None)
def test_pause_unit_helper(self):
with patch.object(horizon_utils, '_pause_resume_helper') as prh:
horizon_utils.pause_unit_helper('random-config')
prh.assert_called_once_with(horizon_utils.pause_unit,
'random-config')
with patch.object(horizon_utils, '_pause_resume_helper') as prh:
horizon_utils.resume_unit_helper('random-config')
prh.assert_called_once_with(horizon_utils.resume_unit,
'random-config')
@patch.object(horizon_utils.ch_cluster, 'get_managed_services_and_ports')
@patch.object(horizon_utils, 'services')
def test_pause_resume_helper(self, services,
get_managed_services_and_ports):
get_managed_services_and_ports.return_value = (['s1'], [])
f = MagicMock()
services.return_value = ['s1']
with patch.object(horizon_utils, 'assess_status_func') as asf:
asf.return_value = 'assessor'
horizon_utils._pause_resume_helper(f, 'some-config')
asf.assert_called_once_with('some-config')
# ports=None whilst port checks are disabled.
f.assert_called_once_with('assessor', services=['s1'], ports=None)
@patch('subprocess.check_call')
def test_db_migration(self, mock_subprocess):
self.cmp_pkgrevno.return_value = -1
horizon_utils.os_release.return_value = 'mitaka'
horizon_utils.db_migration()
mock_subprocess.assert_called_with(
['python2', '/usr/share/openstack-dashboard/manage.py',
'syncdb', '--noinput'])
@patch('subprocess.check_call')
def test_db_migration_bionic_and_beyond_queens(self, mock_subprocess):
self.cmp_pkgrevno.return_value = 0
horizon_utils.os_release.return_value = 'queens'
horizon_utils.db_migration()
mock_subprocess.assert_called_with(
['python2', '/usr/share/openstack-dashboard/manage.py',
'migrate', '--noinput'])
@patch('subprocess.check_call')
def test_db_migration_bionic_and_beyond_rocky(self, mock_subprocess):
self.cmp_pkgrevno.return_value = 0
horizon_utils.os_release.return_value = 'rocky'
horizon_utils.db_migration()
mock_subprocess.assert_called_with(
['python3', '/usr/share/openstack-dashboard/manage.py',
'migrate', '--noinput'])