997 lines
43 KiB
Python
997 lines
43 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
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import subprocess
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from collections import OrderedDict
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from mock import patch, call, MagicMock, Mock
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os.environ['JUJU_UNIT_NAME'] = 'cinder'
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import cinder_utils as cinder_utils
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from test_utils import CharmTestCase
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TO_PATCH = [
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# helpers.core.hookenv
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'config',
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'log',
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'juju_log',
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'relation_get',
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'relation_set',
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'local_unit',
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# helpers.core.host
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'lsb_release',
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'mounts',
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'umount',
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'mkdir',
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'service_restart',
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# ceph utils
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# storage_utils
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'create_lvm_physical_volume',
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'create_lvm_volume_group',
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'deactivate_lvm_volume_group',
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'is_lvm_physical_volume',
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'list_lvm_volume_group',
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'relation_ids',
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'relation_set',
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'remove_lvm_physical_volume',
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'ensure_loopback_device',
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'is_block_device',
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'zap_disk',
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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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'is_elected_leader',
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'templating',
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'install_alternative',
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'os_application_version_set',
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# fetch
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'apt_update',
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'apt_upgrade',
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'apt_install',
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'apt_purge',
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'apt_autoremove',
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'filter_missing_packages',
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'service_stop',
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'service_start',
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# cinder
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'ceph_config_file',
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'token_cache_pkgs',
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'enable_memcache',
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]
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MOUNTS = [
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['/mnt', '/dev/fakevbd']
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]
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DPKG_OPTIONS = [
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'--option', 'Dpkg::Options::=--force-confnew',
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'--option', 'Dpkg::Options::=--force-confdef',
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]
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FDISKDISPLAY = """
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Disk /dev/fakevbd doesn't contain a valid partition table
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Disk /dev/fakevbd: 21.5 GB, 21474836480 bytes
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16 heads, 63 sectors/track, 41610 cylinders, total 41943040 sectors
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Units = sectors of 1 * 512 = 512 bytes
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Sector size (logical/physical): 512 bytes / 512 bytes
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I/O size (minimum/optimal): 512 bytes / 512 bytes
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Disk identifier: 0x00000000
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"""
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class TestCinderUtils(CharmTestCase):
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def setUp(self):
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super(TestCinderUtils, self).setUp(cinder_utils, TO_PATCH)
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self.config.side_effect = self.test_config.get_all
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self.apache24_conf_dir = '/etc/apache2/conf-available'
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self.charm_ceph_conf = '/var/lib/charm/cinder/ceph.conf'
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self.ceph_conf = '/etc/ceph/ceph.conf'
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self.cinder_conf = '/etc/cinder/cinder.conf'
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def svc_enabled(self, svc):
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return svc in self.test_config.get('enabled-services')
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def test_all_services_enabled(self):
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'It determines all services are enabled based on config'
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self.test_config.set('enabled-services', 'all')
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enabled = []
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for s in ['volume', 'api', 'scheduler']:
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enabled.append(cinder_utils.service_enabled(s))
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self.assertEqual(enabled, [True, True, True])
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def test_service_enabled(self):
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'It determines services are enabled based on config'
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self.test_config.set('enabled-services', 'api,volume,scheduler')
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self.assertTrue(cinder_utils.service_enabled('volume'))
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def test_service_not_enabled(self):
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'It determines services are not enabled based on config'
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self.test_config.set('enabled-services', 'api,scheduler')
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self.assertFalse(cinder_utils.service_enabled('volume'))
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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(cinder_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(cinder_utils.determine_purge_packages(),
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[p for p in cinder_utils.COMMON_PACKAGES
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if p.startswith('python-')] +
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['python-cinder', 'python-memcache'])
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@patch('cinder_utils.service_enabled')
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def test_determine_packages_all(self, service_enabled):
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'It determines all packages required when all services enabled'
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service_enabled.return_value = True
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self.os_release.return_value = 'icehouse'
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pkgs = cinder_utils.determine_packages()
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self.assertEqual(sorted(pkgs),
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sorted(cinder_utils.COMMON_PACKAGES +
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cinder_utils.VOLUME_PACKAGES +
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cinder_utils.API_PACKAGES +
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cinder_utils.SCHEDULER_PACKAGES))
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@patch('cinder_utils.service_enabled')
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def test_determine_packages_all_rocky(self, service_enabled):
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'Check python3 packages are installed @ rocky'
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service_enabled.return_value = True
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self.os_release.return_value = 'rocky'
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pkgs = cinder_utils.determine_packages()
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self.assertEqual(
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sorted(pkgs),
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sorted([p for p in cinder_utils.COMMON_PACKAGES
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if not p.startswith('python-')] +
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cinder_utils.VOLUME_PACKAGES +
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cinder_utils.API_PACKAGES +
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cinder_utils.SCHEDULER_PACKAGES +
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cinder_utils.PY3_PACKAGES))
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@patch('cinder_utils.service_enabled')
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def test_determine_packages_subset(self, service_enabled):
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'It determines packages required for a subset of enabled services'
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service_enabled.side_effect = self.svc_enabled
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self.test_config.set('openstack-origin', 'cloud:xenial-newton')
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self.os_release.return_value = 'newton'
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self.token_cache_pkgs.return_value = ['memcached']
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self.test_config.set('enabled-services', 'api')
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pkgs = cinder_utils.determine_packages()
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common = cinder_utils.COMMON_PACKAGES
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self.assertEqual(
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sorted(pkgs),
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sorted(common + cinder_utils.API_PACKAGES + ['memcached']))
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self.test_config.set('enabled-services', 'volume')
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pkgs = cinder_utils.determine_packages()
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common = cinder_utils.COMMON_PACKAGES
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self.assertEqual(
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sorted(pkgs),
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sorted(common + cinder_utils.VOLUME_PACKAGES + ['memcached']))
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self.test_config.set('enabled-services', 'api,scheduler')
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pkgs = cinder_utils.determine_packages()
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common = cinder_utils.COMMON_PACKAGES
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self.assertEqual(
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sorted(pkgs),
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sorted(common + cinder_utils.API_PACKAGES + ['memcached'] +
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cinder_utils.SCHEDULER_PACKAGES))
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@patch('cinder_utils.restart_map')
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def test_services(self, restart_map):
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restart_map.return_value = OrderedDict([
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('test_conf1', ['svc1']),
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('test_conf2', ['svc2', 'svc3', 'svc1']),
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])
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self.assertEqual(cinder_utils.services(), ['svc2', 'svc3', 'svc1'])
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_all_enabled(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.return_value = []
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self.enable_memcache.return_value = True
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ex_map = OrderedDict([
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('/etc/cinder/cinder.conf', ['cinder-api', 'cinder-volume',
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'cinder-scheduler', 'haproxy']),
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('/etc/cinder/api-paste.ini', ['cinder-api']),
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('/etc/haproxy/haproxy.cfg', ['haproxy']),
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('/etc/memcached.conf', ['memcached']),
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('/etc/apache2/sites-available/openstack_https_frontend.conf',
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['apache2']),
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])
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for cfg in ex_map.keys():
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self.assertEqual(cinder_utils.resource_map()[cfg]['services'],
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ex_map[cfg])
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_no_api(self, path_exists,
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service_enabled):
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service_enabled.side_effect = self.svc_enabled
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self.test_config.set('enabled-services', 'scheduler,volume')
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.return_value = []
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ex_map = OrderedDict([
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('/etc/cinder/cinder.conf', ['cinder-volume', 'cinder-scheduler',
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'haproxy']),
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('/etc/cinder/api-paste.ini', []),
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('/etc/haproxy/haproxy.cfg', ['haproxy']),
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('/etc/apache2/sites-available/openstack_https_frontend.conf',
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['apache2']),
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])
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for cfg in ex_map.keys():
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self.assertEqual(cinder_utils.resource_map()[cfg]['services'],
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ex_map[cfg])
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_backup_backend(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': ['rid1'],
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'ceph': []}[x]
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self.assertTrue(
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'cinder-backup' in
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cinder_utils.resource_map()[self.cinder_conf]['services'])
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_no_backup(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': [],
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'ceph': []}[x]
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self.assertFalse(
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'cinder-backup' in
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cinder_utils.resource_map()[self.cinder_conf]['services'])
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_no_ceph_conf(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': [],
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'ceph': []}[x]
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self.assertFalse(self.charm_ceph_conf in
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cinder_utils.resource_map().keys())
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_ceph_conf(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.return_value = True
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': [],
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'ceph': ['rid1']}[x]
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self.assertTrue(self.charm_ceph_conf in
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cinder_utils.resource_map().keys())
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self.mkdir.assert_has_calls(
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[call('/etc/ceph'),
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call('/var/lib/charm/cinder')]
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)
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self.install_alternative.assert_called_with(
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'ceph.conf',
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'/etc/ceph/ceph.conf',
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self.charm_ceph_conf)
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_old_apache(self, path_exists,
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service_enabled):
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service_enabled.return_value = True
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path_exists.side_effect = lambda x: x not in [self.apache24_conf_dir]
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': [],
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'ceph': []}[x]
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self.assertTrue(
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'/etc/apache2/sites-available/openstack_https_frontend' in
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cinder_utils.resource_map().keys())
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@patch('cinder_utils.service_enabled')
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@patch('os.path.exists')
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def test_creates_resource_map_apache24(self, path_exists, service_enabled):
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service_enabled.return_value = True
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path_exists.side_effect = lambda x: x in [self.apache24_conf_dir]
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self.os_release.return_value = 'havana'
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self.ceph_config_file.return_value = self.charm_ceph_conf
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self.relation_ids.side_effect = lambda x: {
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'storage-backend': [],
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'backup-backend': [],
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'ceph': []}[x]
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self.assertTrue(
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'/etc/apache2/sites-available/openstack_https_frontend.conf' in
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cinder_utils.resource_map().keys())
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@patch('cinder_utils.service_enabled')
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def test_filter_services_selective(self, service_enabled):
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service_enabled.side_effect = self.svc_enabled
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self.test_config.set('enabled-services', 'scheduler,volume')
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self.assertEqual(
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cinder_utils.filter_services(['cinder-api', 'cinder-volume',
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'haproxy']),
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['cinder-volume', 'haproxy']
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)
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@patch('cinder_utils.service_enabled')
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def test_filter_services_all(self, service_enabled):
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service_enabled.return_value = True
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self.test_config.set('enabled-services', 'scheduler,volume')
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self.assertEqual(
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cinder_utils.filter_services(['cinder-api', 'cinder-volume',
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'haproxy']),
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['cinder-api', 'cinder-volume', 'haproxy']
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)
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@patch('cinder_utils.resource_map')
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def test_restart_map(self, resource_map):
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resource_map.return_value = OrderedDict([
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('/etc/testfile1.conf', {
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'hook_contexts': ['dummyctxt1', 'dummyctxt2'],
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'services': ['svc1'],
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}),
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('/etc/testfile2.conf', {
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'hook_contexts': ['dummyctxt1', 'dummyctxt3'],
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'services': [],
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}),
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])
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ex_map = OrderedDict([
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('/etc/testfile1.conf', ['svc1']),
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])
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self.assertEqual(cinder_utils.restart_map(), ex_map)
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def test_clean_storage_unmount(self):
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'It unmounts block device when cleaning storage'
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self.is_lvm_physical_volume.return_value = False
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self.zap_disk.return_value = True
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self.mounts.return_value = MOUNTS
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cinder_utils.clean_storage('/dev/fakevbd')
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self.umount.called_with('/dev/fakevbd', True)
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def test_clean_storage_lvm_wipe(self):
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'It removes traces of LVM when cleaning storage'
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self.mounts.return_value = []
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self.is_lvm_physical_volume.return_value = True
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cinder_utils.clean_storage('/dev/fakevbd')
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self.remove_lvm_physical_volume.assert_called_with('/dev/fakevbd')
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self.deactivate_lvm_volume_group.assert_called_with('/dev/fakevbd')
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self.zap_disk.assert_called_with('/dev/fakevbd')
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def test_clean_storage_zap_disk(self):
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'It removes traces of LVM when cleaning storage'
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self.mounts.return_value = []
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self.is_lvm_physical_volume.return_value = False
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cinder_utils.clean_storage('/dev/fakevbd')
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self.zap_disk.assert_called_with('/dev/fakevbd')
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def test_parse_block_device(self):
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self.assertTrue(cinder_utils._parse_block_device(None),
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(None, 0))
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self.assertTrue(cinder_utils._parse_block_device('fakevdc'),
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('/dev/fakevdc', 0))
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self.assertTrue(cinder_utils._parse_block_device('/dev/fakevdc'),
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('/dev/fakevdc', 0))
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self.assertTrue(cinder_utils._parse_block_device('/dev/fakevdc'),
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('/dev/fakevdc', 0))
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self.assertTrue(cinder_utils._parse_block_device('/mnt/loop0|10'),
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('/mnt/loop0', 10))
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self.assertTrue(cinder_utils._parse_block_device('/mnt/loop0'),
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('/mnt/loop0', cinder_utils.DEFAULT_LOOPBACK_SIZE))
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@patch('subprocess.check_output')
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def test_has_partition_table(self, _check):
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_check.return_value = FDISKDISPLAY
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block_device = '/dev/fakevbd'
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cinder_utils.has_partition_table(block_device)
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_check.assert_called_with(['fdisk', '-l', '/dev/fakevbd'], stderr=-2)
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@patch('cinder_utils.log_lvm_info', Mock())
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@patch.object(cinder_utils, 'ensure_lvm_volume_group_non_existent')
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@patch.object(cinder_utils, 'clean_storage')
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@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
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@patch.object(cinder_utils, 'extend_lvm_volume_group')
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def test_configure_lvm_storage(self, extend_lvm, reduce_lvm,
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clean_storage, ensure_non_existent):
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devices = ['/dev/fakevbd', '/dev/fakevdc']
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self.is_lvm_physical_volume.return_value = False
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self.ensure_loopback_device.side_effect = lambda x, y: x
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cinder_utils.configure_lvm_storage(devices, 'test', True, True)
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|
clean_storage.assert_has_calls(
|
|
[call('/dev/fakevbd'),
|
|
call('/dev/fakevdc')]
|
|
)
|
|
self.create_lvm_physical_volume.assert_has_calls(
|
|
[call('/dev/fakevbd'),
|
|
call('/dev/fakevdc')]
|
|
)
|
|
self.create_lvm_volume_group.assert_called_with('test', '/dev/fakevbd')
|
|
reduce_lvm.assert_called_with('test')
|
|
extend_lvm.assert_called_with('test', '/dev/fakevdc')
|
|
ensure_non_existent.assert_called_with('test')
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'has_partition_table')
|
|
@patch.object(cinder_utils, 'clean_storage')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
@patch.object(cinder_utils, 'extend_lvm_volume_group')
|
|
@patch.object(cinder_utils, 'list_thin_logical_volume_pools')
|
|
@patch.object(cinder_utils, 'extend_logical_volume_by_device')
|
|
def test_configure_lvm_storage_unused_dev(self, extend_lv_by_dev,
|
|
list_thin_pools,
|
|
extend_lvm, reduce_lvm,
|
|
clean_storage, has_part):
|
|
devices = ['/dev/fakevbd', '/dev/fakevdc']
|
|
self.is_lvm_physical_volume.return_value = False
|
|
has_part.return_value = False
|
|
self.ensure_loopback_device.side_effect = lambda x, y: x
|
|
list_thin_pools.return_value = ['vg/thinpool']
|
|
cinder_utils.configure_lvm_storage(devices, 'test', False, True)
|
|
clean_storage.assert_has_calls(
|
|
[call('/dev/fakevbd'),
|
|
call('/dev/fakevdc')]
|
|
)
|
|
self.create_lvm_physical_volume.assert_has_calls(
|
|
[call('/dev/fakevbd'),
|
|
call('/dev/fakevdc')]
|
|
)
|
|
self.create_lvm_volume_group.assert_called_with('test', '/dev/fakevbd')
|
|
reduce_lvm.assert_called_with('test')
|
|
extend_lvm.assert_called_with('test', '/dev/fakevdc')
|
|
extend_lv_by_dev.assert_called_once_with('vg/thinpool',
|
|
'/dev/fakevdc')
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'has_partition_table')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
def test_configure_lvm_storage_used_dev(self, reduce_lvm, has_part):
|
|
devices = ['/dev/fakevbd', '/dev/fakevdc']
|
|
self.is_lvm_physical_volume.return_value = False
|
|
has_part.return_value = True
|
|
cinder_utils.configure_lvm_storage(devices, 'test', False, True)
|
|
reduce_lvm.assert_called_with('test')
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'ensure_lvm_volume_group_non_existent')
|
|
@patch.object(cinder_utils, 'clean_storage')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
@patch.object(cinder_utils, 'extend_lvm_volume_group')
|
|
def test_configure_lvm_storage_loopback(self, extend_lvm, reduce_lvm,
|
|
clean_storage,
|
|
ensure_non_existent):
|
|
devices = ['/mnt/loop0|10']
|
|
self.ensure_loopback_device.return_value = '/dev/loop0'
|
|
self.is_lvm_physical_volume.return_value = False
|
|
cinder_utils.configure_lvm_storage(devices, 'test', True, True)
|
|
clean_storage.assert_called_with('/dev/loop0')
|
|
self.ensure_loopback_device.assert_called_with('/mnt/loop0', '10')
|
|
self.create_lvm_physical_volume.assert_called_with('/dev/loop0')
|
|
self.create_lvm_volume_group.assert_called_with('test', '/dev/loop0')
|
|
reduce_lvm.assert_called_with('test')
|
|
self.assertFalse(extend_lvm.called)
|
|
ensure_non_existent.assert_called_with('test')
|
|
|
|
@patch.object(cinder_utils, 'lvm_volume_group_exists')
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'clean_storage')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
@patch.object(cinder_utils, 'extend_lvm_volume_group')
|
|
def test_configure_lvm_storage_existing_vg(self, extend_lvm, reduce_lvm,
|
|
clean_storage, lvm_exists):
|
|
def pv_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': True,
|
|
'/dev/fakevdc': False
|
|
}
|
|
return devices[device]
|
|
|
|
def vg_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': 'test',
|
|
'/dev/fakevdc': None
|
|
}
|
|
return devices[device]
|
|
devices = ['/dev/fakevbd', '/dev/fakevdc']
|
|
lvm_exists.return_value = False
|
|
self.is_lvm_physical_volume.side_effect = pv_lookup
|
|
self.list_lvm_volume_group.side_effect = vg_lookup
|
|
self.ensure_loopback_device.side_effect = lambda x, y: x
|
|
cinder_utils.configure_lvm_storage(devices, 'test', True, True)
|
|
clean_storage.assert_has_calls(
|
|
[call('/dev/fakevdc')]
|
|
)
|
|
self.create_lvm_physical_volume.assert_has_calls(
|
|
[call('/dev/fakevdc')]
|
|
)
|
|
reduce_lvm.assert_called_with('test')
|
|
extend_lvm.assert_called_with('test', '/dev/fakevdc')
|
|
self.assertFalse(self.create_lvm_volume_group.called)
|
|
|
|
@patch.object(cinder_utils, 'lvm_volume_group_exists')
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'clean_storage')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
@patch.object(cinder_utils, 'extend_lvm_volume_group')
|
|
def test_configure_lvm_storage_different_vg(self, extend_lvm, reduce_lvm,
|
|
clean_storage, lvm_exists):
|
|
def pv_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': True,
|
|
'/dev/fakevdc': True
|
|
}
|
|
return devices[device]
|
|
|
|
def vg_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': 'test',
|
|
'/dev/fakevdc': 'another'
|
|
}
|
|
return devices[device]
|
|
devices = ['/dev/fakevbd', '/dev/fakevdc']
|
|
self.is_lvm_physical_volume.side_effect = pv_lookup
|
|
self.list_lvm_volume_group.side_effect = vg_lookup
|
|
lvm_exists.return_value = False
|
|
self.ensure_loopback_device.side_effect = lambda x, y: x
|
|
cinder_utils.configure_lvm_storage(devices, 'test', True, True)
|
|
clean_storage.assert_called_with('/dev/fakevdc')
|
|
self.create_lvm_physical_volume.assert_called_with('/dev/fakevdc')
|
|
reduce_lvm.assert_called_with('test')
|
|
extend_lvm.assert_called_with('test', '/dev/fakevdc')
|
|
self.assertFalse(self.create_lvm_volume_group.called)
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'clean_storage')
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
@patch.object(cinder_utils, 'extend_lvm_volume_group')
|
|
def test_configure_lvm_storage_different_vg_ignore(self, extend_lvm,
|
|
reduce_lvm,
|
|
clean_storage):
|
|
def pv_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': True,
|
|
'/dev/fakevdc': True
|
|
}
|
|
return devices[device]
|
|
|
|
def vg_lookup(device):
|
|
devices = {
|
|
'/dev/fakevbd': 'test',
|
|
'/dev/fakevdc': 'another'
|
|
}
|
|
return devices[device]
|
|
devices = ['/dev/fakevbd', '/dev/fakevdc']
|
|
self.is_lvm_physical_volume.side_effect = pv_lookup
|
|
self.list_lvm_volume_group.side_effect = vg_lookup
|
|
self.ensure_loopback_device.side_effect = lambda x, y: x
|
|
cinder_utils.configure_lvm_storage(devices, 'test', False, False)
|
|
self.assertFalse(clean_storage.called)
|
|
self.assertFalse(self.create_lvm_physical_volume.called)
|
|
self.assertFalse(reduce_lvm.called)
|
|
self.assertFalse(extend_lvm.called)
|
|
self.assertFalse(self.create_lvm_volume_group.called)
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
def test_configure_lvm_storage_unforced_remove_default(self, reduce_lvm):
|
|
"""It doesn't force remove missing by default."""
|
|
devices = ['/dev/fakevbd']
|
|
cinder_utils.configure_lvm_storage(devices, 'test', False, True)
|
|
reduce_lvm.assert_called_with('test')
|
|
|
|
@patch('cinder_utils.log_lvm_info', Mock())
|
|
@patch.object(cinder_utils, 'reduce_lvm_volume_group_missing')
|
|
def test_configure_lvm_storage_force_removemissing(self, reduce_lvm):
|
|
"""It forces remove missing when asked to."""
|
|
devices = ['/dev/fakevbd']
|
|
cinder_utils.configure_lvm_storage(
|
|
devices, 'test', False, True, remove_missing_force=True)
|
|
reduce_lvm.assert_called_with('test', extra_args=['--force'])
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_reduce_lvm_volume_group_missing(self, _call):
|
|
cinder_utils.reduce_lvm_volume_group_missing('test')
|
|
_call.assert_called_with(['vgreduce', '--removemissing', 'test'])
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_reduce_lvm_volume_group_missing_extra_args(self, _call):
|
|
cinder_utils.reduce_lvm_volume_group_missing(
|
|
'test', extra_args=['--arg'])
|
|
expected_call_args = ['vgreduce', '--removemissing', '--arg', 'test']
|
|
_call.assert_called_with(expected_call_args)
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_extend_lvm_volume_group(self, _call):
|
|
cinder_utils.extend_lvm_volume_group('test', '/dev/sdb')
|
|
_call.assert_called_with(['vgextend', 'test', '/dev/sdb'])
|
|
|
|
@patch.object(cinder_utils, 'relation_get')
|
|
@patch.object(cinder_utils, 'relation_ids')
|
|
@patch.object(cinder_utils, 'related_units')
|
|
def test_is_db_initisalised_false(self, mock_related_units,
|
|
mock_relation_ids,
|
|
mock_relation_get):
|
|
settings = {'0': {}, '1': {}}
|
|
|
|
def mock_rel_get(unit=None, rid=None, attribute=None):
|
|
if not unit:
|
|
unit = '0'
|
|
|
|
if attribute:
|
|
return settings[unit].get(attribute)
|
|
|
|
return settings[unit]
|
|
|
|
cinder_utils.local_unit.return_value = '0'
|
|
mock_relation_get.side_effect = mock_rel_get
|
|
mock_related_units.return_value = ['1']
|
|
mock_relation_ids.return_value = ['cluster:1']
|
|
self.assertFalse(cinder_utils.is_db_initialised())
|
|
|
|
@patch.object(cinder_utils, 'relation_get')
|
|
@patch.object(cinder_utils, 'relation_ids')
|
|
@patch.object(cinder_utils, 'related_units')
|
|
def test_is_db_initisalised_true(self, mock_related_units,
|
|
mock_relation_ids,
|
|
mock_relation_get):
|
|
settings = {'0': {cinder_utils.CINDER_DB_INIT_RKEY: '1234'},
|
|
'1': {cinder_utils.CINDER_DB_INIT_ECHO_RKEY: '1234'}}
|
|
|
|
def mock_rel_get(unit=None, rid=None, attribute=None):
|
|
if not unit:
|
|
unit = '0'
|
|
|
|
if attribute:
|
|
return settings[unit].get(attribute)
|
|
|
|
return settings[unit]
|
|
|
|
cinder_utils.local_unit.return_value = '0'
|
|
mock_relation_get.side_effect = mock_rel_get
|
|
mock_related_units.return_value = ['1']
|
|
mock_relation_ids.return_value = ['cluster:1']
|
|
self.assertTrue(cinder_utils.is_db_initialised())
|
|
|
|
@patch.object(cinder_utils, 'is_db_initialised')
|
|
@patch.object(cinder_utils, 'enabled_services')
|
|
@patch.object(cinder_utils, 'local_unit', lambda *args: 'unit/0')
|
|
@patch.object(cinder_utils, 'uuid')
|
|
def test_migrate_database(self, mock_uuid, mock_enabled_services,
|
|
mock_is_db_initialised):
|
|
'It migrates database with cinder-manage'
|
|
mock_is_db_initialised.return_value = False
|
|
uuid = 'a-great-uuid'
|
|
mock_uuid.uuid4.return_value = uuid
|
|
mock_enabled_services.return_value = ['svc1']
|
|
rid = 'cluster:0'
|
|
self.relation_ids.return_value = [rid]
|
|
args = {'cinder-db-initialised': "unit/0-%s" % uuid}
|
|
with patch('subprocess.check_call') as check_call:
|
|
cinder_utils.migrate_database()
|
|
check_call.assert_called_with(['cinder-manage', 'db', 'sync'])
|
|
self.relation_set.assert_called_with(relation_id=rid, **args)
|
|
self.service_restart.assert_called_with('svc1')
|
|
|
|
@patch.object(cinder_utils, 'is_db_initialised')
|
|
def test_migrate_database_already_initisalised(self,
|
|
mock_is_db_initialised):
|
|
mock_is_db_initialised.return_value = True
|
|
with patch('subprocess.check_call') as check_call:
|
|
cinder_utils.migrate_database()
|
|
self.assertFalse(check_call.called)
|
|
self.assertFalse(self.service_restart.called)
|
|
|
|
@patch.object(cinder_utils, 'resource_map')
|
|
def test_register_configs(self, resource_map):
|
|
resource_map.return_value = OrderedDict([
|
|
('/etc/testfile1.conf', {
|
|
'contexts': ['dummyctxt1', 'dummyctxt2'],
|
|
'services': ['svc1'],
|
|
}),
|
|
('/etc/testfile2.conf', {
|
|
'contexts': ['dummyctxt1', 'dummyctxt3'],
|
|
'services': [],
|
|
}),
|
|
])
|
|
configs = cinder_utils.register_configs()
|
|
calls = [
|
|
call('/etc/testfile1.conf', ['dummyctxt1', 'dummyctxt2']),
|
|
call('/etc/testfile2.conf', ['dummyctxt1', 'dummyctxt3']),
|
|
]
|
|
configs.register.assert_has_calls(calls)
|
|
|
|
def test_set_ceph_kludge(self):
|
|
pass
|
|
"""
|
|
def set_ceph_env_variables(service):
|
|
# XXX: Horrid kludge to make cinder-volume use
|
|
# a different ceph username than admin
|
|
env = open('/etc/environment', 'r').read()
|
|
if 'CEPH_ARGS' not in env:
|
|
with open('/etc/environment', 'a') as out:
|
|
out.write('CEPH_ARGS="--id %s"\n' % service)
|
|
with open('/etc/init/cinder-volume.override', 'w') as out:
|
|
out.write('env CEPH_ARGS="--id %s"\n' % service)
|
|
"""
|
|
|
|
@patch.object(cinder_utils, 'register_configs')
|
|
@patch.object(cinder_utils, 'services')
|
|
@patch.object(cinder_utils, 'migrate_database')
|
|
@patch.object(cinder_utils, 'determine_packages')
|
|
def test_openstack_upgrade_leader(self, pkgs, migrate, services,
|
|
mock_register_configs):
|
|
pkgs.return_value = ['mypackage']
|
|
self.os_release.return_value = 'havana'
|
|
self.config.side_effect = None
|
|
self.config.return_value = 'cloud:precise-havana'
|
|
services.return_value = ['cinder-api', 'cinder-volume']
|
|
self.is_elected_leader.return_value = True
|
|
self.get_os_codename_install_source.return_value = 'havana'
|
|
configs = mock_register_configs.return_value
|
|
cinder_utils.do_openstack_upgrade(configs)
|
|
self.assertTrue(mock_register_configs.called)
|
|
self.assertTrue(configs.write_all.called)
|
|
self.apt_upgrade.assert_called_with(options=DPKG_OPTIONS,
|
|
fatal=True, dist=True)
|
|
self.apt_install.assert_called_with(['mypackage'], fatal=True)
|
|
configs.set_release.assert_called_with(openstack_release='havana')
|
|
self.assertTrue(migrate.called)
|
|
|
|
@patch.object(cinder_utils, 'register_configs')
|
|
@patch.object(cinder_utils, 'services')
|
|
@patch.object(cinder_utils, 'migrate_database')
|
|
@patch.object(cinder_utils, 'determine_packages')
|
|
def test_openstack_upgrade_not_leader(self, pkgs, migrate, services,
|
|
mock_register_configs):
|
|
pkgs.return_value = ['mypackage']
|
|
self.os_release.return_value = 'havana'
|
|
self.config.side_effect = None
|
|
self.config.return_value = 'cloud:precise-havana'
|
|
services.return_value = ['cinder-api', 'cinder-volume']
|
|
self.is_elected_leader.return_value = False
|
|
self.get_os_codename_install_source.return_value = 'havana'
|
|
configs = mock_register_configs.return_value
|
|
cinder_utils.do_openstack_upgrade(configs)
|
|
self.assertTrue(mock_register_configs.called)
|
|
self.assertTrue(configs.write_all.called)
|
|
self.apt_upgrade.assert_called_with(options=DPKG_OPTIONS,
|
|
fatal=True, dist=True)
|
|
self.apt_install.assert_called_with(['mypackage'], fatal=True)
|
|
configs.set_release.assert_called_with(openstack_release='havana')
|
|
self.assertFalse(migrate.called)
|
|
|
|
@patch.object(cinder_utils, 'register_configs')
|
|
@patch.object(cinder_utils, 'services')
|
|
@patch.object(cinder_utils, 'migrate_database')
|
|
@patch.object(cinder_utils, 'determine_packages')
|
|
def test_openstack_upgrade_rocky(self, pkgs, migrate, services,
|
|
mock_register_configs):
|
|
pkgs.return_value = ['mypackage']
|
|
self.os_release.return_value = 'rocky'
|
|
self.config.side_effect = None
|
|
self.config.return_value = 'cloud:bionic-rocky'
|
|
services.return_value = ['cinder-api', 'cinder-volume']
|
|
self.is_elected_leader.return_value = True
|
|
self.get_os_codename_install_source.return_value = 'rocky'
|
|
configs = mock_register_configs.return_value
|
|
self.filter_missing_packages.return_value = [
|
|
'python-cinder',
|
|
]
|
|
cinder_utils.do_openstack_upgrade(configs)
|
|
self.assertTrue(mock_register_configs.called)
|
|
self.assertTrue(configs.write_all.called)
|
|
self.apt_upgrade.assert_called_with(options=DPKG_OPTIONS,
|
|
fatal=True, dist=True)
|
|
self.apt_install.assert_called_with(['mypackage'], fatal=True)
|
|
self.apt_purge.assert_called_with(
|
|
['python-cinder'],
|
|
fatal=True)
|
|
self.apt_autoremove.assert_called_with(purge=True, fatal=True)
|
|
configs.set_release.assert_called_with(openstack_release='rocky')
|
|
self.assertTrue(migrate.called)
|
|
|
|
@patch.object(cinder_utils, 'local_unit', lambda *args: 'unit/0')
|
|
def test_check_local_db_actions_complete_by_self(self):
|
|
self.relation_get.return_value = {}
|
|
cinder_utils.check_local_db_actions_complete()
|
|
self.assertFalse(self.relation_set.called)
|
|
|
|
self.relation_get.return_value = {'cinder-db-initialised':
|
|
'unit/0-1234'}
|
|
cinder_utils.check_local_db_actions_complete()
|
|
self.assertFalse(self.relation_set.called)
|
|
|
|
@patch.object(cinder_utils, 'is_db_initialised')
|
|
@patch.object(cinder_utils, 'enabled_services')
|
|
@patch.object(cinder_utils, 'local_unit', lambda *args: 'unit/0')
|
|
def test_check_local_db_actions_complete(self, enabled_services,
|
|
mock_is_db_initialised):
|
|
mock_is_db_initialised.return_value = True
|
|
enabled_services.return_value = ['svc1']
|
|
r_settings = {}
|
|
|
|
def mock_relation_get(unit=None, rid=None, attribute=None):
|
|
if attribute:
|
|
return r_settings.get(attribute)
|
|
else:
|
|
return r_settings
|
|
|
|
self.relation_get.side_effect = mock_relation_get
|
|
cinder_utils.check_local_db_actions_complete()
|
|
self.assertFalse(self.relation_set.called)
|
|
r_settings = {'cinder-db-initialised': 'unit/1-1234'}
|
|
cinder_utils.check_local_db_actions_complete()
|
|
calls = [call(**{'cinder-db-initialised-echo': 'unit/1-1234'})]
|
|
self.relation_set.assert_has_calls(calls)
|
|
self.service_restart.assert_called_with('svc1')
|
|
|
|
@patch('subprocess.check_output')
|
|
def test_log_lvm_info(self, _check):
|
|
output = "some output"
|
|
_check.return_value = output
|
|
cinder_utils.log_lvm_info()
|
|
_check.assert_called_with(['pvscan'])
|
|
self.juju_log.assert_called_with("pvscan: %s" % output)
|
|
|
|
@patch.object(cinder_utils, 'lvm_volume_group_exists')
|
|
@patch.object(cinder_utils, 'remove_lvm_volume_group')
|
|
def test_ensure_non_existent_removes_if_present(self,
|
|
remove_lvm_volume_group,
|
|
volume_group_exists):
|
|
volume_group = "test"
|
|
volume_group_exists.return_value = True
|
|
cinder_utils.ensure_lvm_volume_group_non_existent(volume_group)
|
|
remove_lvm_volume_group.assert_called_with(volume_group)
|
|
|
|
@patch.object(cinder_utils, 'lvm_volume_group_exists')
|
|
@patch.object(cinder_utils, 'remove_lvm_volume_group')
|
|
def test_ensure_non_existent_not_present(self, remove_lvm_volume_group,
|
|
volume_group_exists):
|
|
volume_group = "test"
|
|
volume_group_exists.return_value = False
|
|
cinder_utils.ensure_lvm_volume_group_non_existent(volume_group)
|
|
self.assertFalse(remove_lvm_volume_group.called)
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_lvm_volume_group_exists_finds_volume_group(self, _check):
|
|
volume_group = "test"
|
|
_check.return_value = True
|
|
result = cinder_utils.lvm_volume_group_exists(volume_group)
|
|
self.assertTrue(result)
|
|
_check.assert_called_with(['vgdisplay', volume_group])
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_lvm_volume_group_exists_finds_no_volume_group(self, _check):
|
|
volume_group = "test"
|
|
|
|
def raise_error(x):
|
|
raise subprocess.CalledProcessError(1, x)
|
|
_check.side_effect = raise_error
|
|
result = cinder_utils.lvm_volume_group_exists(volume_group)
|
|
self.assertFalse(result)
|
|
_check.assert_called_with(['vgdisplay', volume_group])
|
|
|
|
@patch('subprocess.check_call')
|
|
def test_remove_lvm_volume_group(self, _check):
|
|
volume_group = "test"
|
|
cinder_utils.remove_lvm_volume_group(volume_group)
|
|
_check.assert_called_with(['vgremove', '--force', volume_group])
|
|
|
|
def test_required_interfaces_api(self):
|
|
'''identity-service interface required for api service'''
|
|
expected = {
|
|
'database': ('shared-db',),
|
|
'messaging': ('amqp',),
|
|
'identity': ('identity-service',),
|
|
}
|
|
self.assertEqual(cinder_utils.required_interfaces(), expected)
|
|
|
|
def test_required_interfaces_no_api(self):
|
|
'''
|
|
identity-service interface not required for volume
|
|
or scheduler service
|
|
'''
|
|
self.test_config.set('enabled-services', 'volume,scheduler')
|
|
expected = {
|
|
'database': ('shared-db',),
|
|
'messaging': ('amqp',),
|
|
}
|
|
self.assertEqual(cinder_utils.required_interfaces(), expected)
|
|
|
|
def test_assess_status(self):
|
|
with patch.object(cinder_utils, 'assess_status_func') as asf:
|
|
callee = MagicMock()
|
|
asf.return_value = callee
|
|
cinder_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(
|
|
'cinder-common'
|
|
)
|
|
|
|
@patch.object(cinder_utils, 'get_optional_interfaces')
|
|
@patch.object(cinder_utils, 'check_optional_relations')
|
|
@patch.object(cinder_utils, 'required_interfaces')
|
|
@patch.object(cinder_utils, 'services')
|
|
@patch.object(cinder_utils, 'make_assess_status_func')
|
|
def test_assess_status_func(self,
|
|
make_assess_status_func,
|
|
services,
|
|
required_interfaces,
|
|
check_optional_relations,
|
|
get_optional_interfaces):
|
|
services.return_value = 's1'
|
|
required_interfaces.return_value = {'int': ['test 1']}
|
|
get_optional_interfaces.return_value = {'opt': ['test 2']}
|
|
cinder_utils.assess_status_func('test-config')
|
|
# ports=None whilst port checks are disabled.
|
|
make_assess_status_func.assert_called_once_with(
|
|
'test-config',
|
|
{'int': ['test 1'], 'opt': ['test 2']},
|
|
charm_func=check_optional_relations,
|
|
services='s1', ports=None)
|
|
|
|
def test_pause_unit_helper(self):
|
|
with patch.object(cinder_utils, '_pause_resume_helper') as prh:
|
|
cinder_utils.pause_unit_helper('random-config')
|
|
prh.assert_called_once_with(cinder_utils.pause_unit,
|
|
'random-config')
|
|
with patch.object(cinder_utils, '_pause_resume_helper') as prh:
|
|
cinder_utils.resume_unit_helper('random-config')
|
|
prh.assert_called_once_with(cinder_utils.resume_unit,
|
|
'random-config')
|
|
|
|
@patch.object(cinder_utils, 'services')
|
|
def test_pause_resume_helper(self, services):
|
|
f = MagicMock()
|
|
services.return_value = 's1'
|
|
with patch.object(cinder_utils, 'assess_status_func') as asf:
|
|
asf.return_value = 'assessor'
|
|
cinder_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)
|