
Allow configuration of a zone group default sync policy. This is useful in scenarios where we want to have selective buckets sync. Valuable especially with the new `cloud-sync` relation. This is based on Ceph multisite sync policy: https://docs.ceph.com/en/latest/radosgw/multisite-sync-policy/ Additionally, three more Juju actions are added to selectively enable, disable, or reset buckets sync: * `enable-buckets-sync` * `disable-buckets-sync` * `reset-buckets-sync` These new actions are meant to be used in conjunction with a default zone group sync policy that allows syncing, but it's disabled by default. Change-Id: I4a8076192269aaeaca50668ebcebc0a52c6d2c84 func-test-pr: https://github.com/openstack-charmers/zaza-openstack-tests/pull/1193 Signed-off-by: Ionut Balutoiu <ibalutoiu@cloudbasesolutions.com>
332 lines
12 KiB
Python
332 lines
12 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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from unittest import mock
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from unittest.mock import patch
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from test_utils import CharmTestCase
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with patch('utils.register_configs') as configs:
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configs.return_value = 'test-config'
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import actions
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class PauseTestCase(CharmTestCase):
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def setUp(self):
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super(PauseTestCase, self).setUp(
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actions, ["pause_unit_helper"])
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def test_pauses_services(self):
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actions.pause([])
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self.pause_unit_helper.assert_called_once_with('test-config')
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class ResumeTestCase(CharmTestCase):
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def setUp(self):
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super(ResumeTestCase, self).setUp(
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actions, ["resume_unit_helper"])
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def test_pauses_services(self):
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actions.resume([])
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self.resume_unit_helper.assert_called_once_with('test-config')
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class MainTestCase(CharmTestCase):
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def setUp(self):
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super(MainTestCase, self).setUp(actions, ["action_fail"])
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def test_invokes_action(self):
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dummy_calls = []
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def dummy_action(args):
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dummy_calls.append(True)
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with mock.patch.dict(actions.ACTIONS, {"foo": dummy_action}):
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actions.main(["foo"])
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self.assertEqual(dummy_calls, [True])
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def test_unknown_action(self):
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"""Unknown actions aren't a traceback."""
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exit_string = actions.main(["foo"])
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self.assertEqual("Action foo undefined", exit_string)
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def test_failing_action(self):
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"""Actions which traceback trigger action_fail() calls."""
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dummy_calls = []
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self.action_fail.side_effect = dummy_calls.append
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def dummy_action(args):
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raise ValueError("uh oh")
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with mock.patch.dict(actions.ACTIONS, {"foo": dummy_action}):
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actions.main(["foo"])
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self.assertEqual(dummy_calls, ["uh oh"])
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class MultisiteActionsTestCase(CharmTestCase):
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TO_PATCH = [
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'action_fail',
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'action_get',
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'action_set',
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'multisite',
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'config',
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'is_leader',
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'leader_set',
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'service_name',
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'service_restart',
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'log',
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]
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def setUp(self):
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super(MultisiteActionsTestCase, self).setUp(actions,
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self.TO_PATCH)
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self.config.side_effect = self.test_config.get
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def test_promote(self):
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self.is_leader.return_value = True
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self.test_config.set('zone', 'testzone')
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self.test_config.set('zonegroup', 'testzonegroup')
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actions.promote([])
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self.multisite.modify_zone.assert_called_once_with(
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'testzone',
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default=True,
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master=True,
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)
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self.multisite.update_period.assert_called_once_with(
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zonegroup='testzonegroup', zone='testzone'
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)
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def test_promote_unconfigured(self):
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self.is_leader.return_value = True
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self.test_config.set('zone', None)
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self.test_config.set('zonegroup', None)
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actions.promote([])
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self.action_fail.assert_called_once()
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def test_readonly(self):
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self.test_config.set('zone', 'testzone')
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actions.readonly([])
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self.multisite.modify_zone.assert_called_once_with(
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'testzone',
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readonly=True,
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)
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self.multisite.update_period.assert_called_once_with()
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def test_readonly_unconfigured(self):
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self.test_config.set('zone', None)
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actions.readonly([])
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self.action_fail.assert_called_once()
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def test_readwrite(self):
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self.test_config.set('zone', 'testzone')
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actions.readwrite([])
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self.multisite.modify_zone.assert_called_once_with(
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'testzone',
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readonly=False,
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)
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self.multisite.update_period.assert_called_once_with()
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def test_readwrite_unconfigured(self):
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self.test_config.set('zone', None)
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actions.readwrite([])
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self.action_fail.assert_called_once()
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def test_tidydefaults(self):
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self.test_config.set('zone', 'testzone')
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actions.tidydefaults([])
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self.multisite.tidy_defaults.assert_called_once_with()
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def test_tidydefaults_unconfigured(self):
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self.test_config.set('zone', None)
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actions.tidydefaults([])
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self.action_fail.assert_called_once()
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def test_enable_buckets_sync(self):
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self.multisite.is_multisite_configured.return_value = True
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self.multisite.get_zonegroup_info.return_value = {
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'master_zone': 'test-zone-id',
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}
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self.multisite.get_zone_info.return_value = {
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'id': 'test-zone-id',
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}
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self.is_leader.return_value = True
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self.action_get.return_value = 'testbucket1,testbucket2,non-existent'
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self.test_config.set('zone', 'testzone')
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self.test_config.set('zonegroup', 'testzonegroup')
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self.test_config.set('realm', 'testrealm')
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self.multisite.list_buckets.return_value = ['testbucket1',
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'testbucket2']
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actions.enable_buckets_sync([])
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self.multisite.is_multisite_configured.assert_called_once()
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self.multisite.get_zonegroup_info.assert_called_once_with(
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'testzonegroup',
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)
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self.multisite.get_zone_info.assert_called_once_with(
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'testzone',
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)
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self.action_get.assert_called_once_with('buckets')
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self.multisite.list_buckets.assert_called_once_with(
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zonegroup='testzonegroup', zone='testzone',
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)
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self.assertEqual(self.multisite.create_sync_group.call_count, 2)
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self.multisite.create_sync_group.assert_has_calls([
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mock.call(bucket='testbucket1',
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group_id='default',
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status=self.multisite.SYNC_POLICY_ENABLED),
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mock.call(bucket='testbucket2',
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group_id='default',
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status=self.multisite.SYNC_POLICY_ENABLED),
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])
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self.assertEqual(self.multisite.create_sync_group_pipe.call_count, 2)
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self.multisite.create_sync_group_pipe.assert_has_calls([
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mock.call(bucket='testbucket1',
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group_id='default',
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pipe_id='default',
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source_zones=['*'],
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dest_zones=['*']),
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mock.call(bucket='testbucket2',
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group_id='default',
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pipe_id='default',
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source_zones=['*'],
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dest_zones=['*']),
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])
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expected_messages = [
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'Updated "testbucket1" bucket sync policy to "{}"'.format(
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self.multisite.SYNC_POLICY_ENABLED),
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'Updated "testbucket2" bucket sync policy to "{}"'.format(
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self.multisite.SYNC_POLICY_ENABLED),
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('Bucket "non-existent" does not exist in the zonegroup '
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'"testzonegroup" and zone "testzone"'),
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]
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self.assertEqual(self.log.call_count, 3)
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self.log.assert_has_calls([
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mock.call(expected_messages[0]),
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mock.call(expected_messages[1]),
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mock.call(expected_messages[2]),
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])
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self.action_set.assert_called_once_with(
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values={
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'message': '\n'.join(expected_messages),
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})
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def test_disable_buckets_sync(self):
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self.multisite.is_multisite_configured.return_value = True
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self.multisite.get_zonegroup_info.return_value = {
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'master_zone': 'test-zone-id',
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}
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self.multisite.get_zone_info.return_value = {
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'id': 'test-zone-id',
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}
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self.is_leader.return_value = True
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self.action_get.return_value = 'testbucket1,non-existent'
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self.test_config.set('zone', 'testzone')
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self.test_config.set('zonegroup', 'testzonegroup')
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self.test_config.set('realm', 'testrealm')
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self.multisite.list_buckets.return_value = ['testbucket1']
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actions.disable_buckets_sync([])
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self.multisite.is_multisite_configured.assert_called_once()
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self.multisite.get_zonegroup_info.assert_called_once_with(
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'testzonegroup',
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)
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self.multisite.get_zone_info.assert_called_once_with(
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'testzone',
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)
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self.action_get.assert_called_once_with('buckets')
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self.multisite.list_buckets.assert_called_once_with(
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zonegroup='testzonegroup', zone='testzone',
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)
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self.multisite.create_sync_group.assert_called_once_with(
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bucket='testbucket1',
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group_id='default',
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status=self.multisite.SYNC_POLICY_FORBIDDEN,
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)
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self.multisite.create_sync_group_pipe.assert_called_once_with(
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bucket='testbucket1',
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group_id='default',
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pipe_id='default',
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source_zones=['*'],
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dest_zones=['*'],
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)
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expected_messages = [
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'Updated "testbucket1" bucket sync policy to "{}"'.format(
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self.multisite.SYNC_POLICY_FORBIDDEN),
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('Bucket "non-existent" does not exist in the zonegroup '
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'"testzonegroup" and zone "testzone"'),
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]
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self.assertEqual(self.log.call_count, 2)
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self.log.assert_has_calls([
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mock.call(expected_messages[0]),
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mock.call(expected_messages[1]),
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])
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self.action_set.assert_called_once_with(
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values={
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'message': '\n'.join(expected_messages),
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})
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def test_reset_buckets_sync(self):
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self.multisite.is_multisite_configured.return_value = True
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self.multisite.get_zonegroup_info.return_value = {
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'master_zone': 'test-zone-id',
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}
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self.multisite.get_zone_info.return_value = {
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'id': 'test-zone-id',
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}
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self.is_leader.return_value = True
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self.action_get.return_value = 'testbucket1,non-existent'
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self.test_config.set('zone', 'testzone')
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self.test_config.set('zonegroup', 'testzonegroup')
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self.test_config.set('realm', 'testrealm')
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self.multisite.list_buckets.return_value = ['testbucket1']
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actions.reset_buckets_sync([])
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self.multisite.is_multisite_configured.assert_called_once()
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self.multisite.get_zonegroup_info.assert_called_once_with(
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'testzonegroup',
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)
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self.multisite.get_zone_info.assert_called_once_with(
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'testzone',
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)
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self.action_get.assert_called_once_with('buckets')
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self.multisite.list_buckets.assert_called_once_with(
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zonegroup='testzonegroup', zone='testzone',
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)
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self.multisite.remove_sync_group.assert_called_once_with(
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bucket='testbucket1',
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group_id='default',
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)
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expected_messages = [
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'Reset "testbucket1" bucket sync policy',
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('Bucket "non-existent" does not exist in the zonegroup '
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'"testzonegroup" and zone "testzone"'),
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]
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self.assertEqual(self.log.call_count, 2)
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self.log.assert_has_calls([
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mock.call(expected_messages[0]),
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mock.call(expected_messages[1]),
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])
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self.action_set.assert_called_once_with(
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values={
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'message': '\n'.join(expected_messages),
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})
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