115 lines
4.9 KiB
Python
115 lines
4.9 KiB
Python
# Copyright 2018 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 collections
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import mock
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import charms_openstack.test_utils as test_utils
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import charm.openstack.ceph_rbd_mirror as ceph_rbd_mirror
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class Helper(test_utils.PatchHelper):
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def setUp(self):
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super().setUp()
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self.patch_release(ceph_rbd_mirror.CephRBDMirrorCharm.release)
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class TestCephRBDMirrorCharm(Helper):
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def test_custom_assess_status_check(self):
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self.patch_object(ceph_rbd_mirror.socket, 'gethostname')
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self.patch_object(ceph_rbd_mirror.reactive, 'is_flag_set')
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self.is_flag_set.return_value = False
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crmc = ceph_rbd_mirror.CephRBDMirrorCharm()
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self.assertEqual(crmc.custom_assess_status_check(), (None, None))
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self.is_flag_set.return_value = True
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self.patch_object(ceph_rbd_mirror.reactive, 'endpoint_from_flag')
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self.assertEqual(crmc.custom_assess_status_check(),
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('waiting', 'Waiting for pools to be created'))
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self.endpoint_from_flag.assert_called_once_with(
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'ceph-local.available')
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crmc.mirror_pools_summary = mock.MagicMock()
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crmc.mirror_pools_summary.return_value = collections.OrderedDict({
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'pool_health': collections.OrderedDict(
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{'OK': 1, 'WARN': 1, 'ERROR': 1}),
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'image_states': collections.OrderedDict(
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{'stopped': 2, 'replaying': 2}),
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})
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result = crmc.custom_assess_status_check()
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self.assertTrue('blocked' in result[0])
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# the order of which the statuses appear in the string is undefined
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self.assertTrue('OK (1)' in result[1])
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self.assertTrue('WARN (1)' in result[1])
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self.assertTrue('ERROR (1)' in result[1])
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self.assertTrue('Primary (2)' in result[1])
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self.assertTrue('Secondary (2)' in result[1])
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crmc.mirror_pools_summary.return_value = collections.OrderedDict({
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'pool_health': collections.OrderedDict({'OK': 1}),
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'image_states': collections.OrderedDict({'stopped': 2}),
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})
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self.assertEqual(crmc.custom_assess_status_check(),
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('active', 'Unit is ready (Pools OK (1) '
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'Images Primary (2))'))
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def test__mirror_pool_info(self):
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self.patch_object(ceph_rbd_mirror.socket, 'gethostname')
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self.patch_object(ceph_rbd_mirror.subprocess, 'check_output')
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self.gethostname.return_value = 'ahostname'
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self.check_output.return_value = '{}'
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crmc = ceph_rbd_mirror.CephRBDMirrorCharm()
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crmc._mirror_pool_info('apool')
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self.check_output.assert_called_once_with(
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['rbd', '--id', 'rbd-mirror.ahostname', 'mirror', 'pool', 'info',
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'--format', 'json', 'apool'], universal_newlines=True)
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def test_mirror_pool_enabled(self):
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self.patch_object(ceph_rbd_mirror.socket, 'gethostname')
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crmc = ceph_rbd_mirror.CephRBDMirrorCharm()
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_mirror_pool_info = mock.MagicMock()
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_mirror_pool_info.return_value = {
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'mode': 'pool',
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'peers': [{
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'uuid': '0e4dfe58-93fc-44f8-8c74-7e700f950118',
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'cluster_name': 'remote',
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'client_name':
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'client.rbd-mirror.juju-c50b1a-zaza-4ce96f1e7e43-12'}]
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}
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crmc._mirror_pool_info = _mirror_pool_info
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self.assertTrue(crmc.mirror_pool_enabled('apool'))
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_mirror_pool_info.assert_called_once_with('apool')
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_mirror_pool_info.return_value = {'mode': 'disabled'}
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self.assertFalse(crmc.mirror_pool_enabled('apool'))
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def test_mirror_pool_has_peers(self):
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self.patch_object(ceph_rbd_mirror.socket, 'gethostname')
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crmc = ceph_rbd_mirror.CephRBDMirrorCharm()
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_mirror_pool_info = mock.MagicMock()
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_mirror_pool_info.return_value = {
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'mode': 'pool',
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'peers': [{
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'uuid': '0e4dfe58-93fc-44f8-8c74-7e700f950118',
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'cluster_name': 'remote',
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'client_name':
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'client.rbd-mirror.juju-c50b1a-zaza-4ce96f1e7e43-12'}]
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}
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crmc._mirror_pool_info = _mirror_pool_info
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self.assertTrue(crmc.mirror_pool_has_peers('apool'))
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_mirror_pool_info.assert_called_once_with('apool')
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_mirror_pool_info.return_value = {
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'mode': 'pool',
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'peers': []}
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self.assertFalse(crmc.mirror_pool_has_peers('apool'))
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