176 lines
6.0 KiB
Python
176 lines
6.0 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 time
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from mock import patch, call, MagicMock
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from ceph.ceph.ceph import CrushLocation
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import test_utils
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import ceph_hooks
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TO_PATCH = [
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'apt_install',
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'apt_update',
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'add_source',
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'config',
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'ceph',
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'get_conf',
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'hookenv',
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'host',
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'log',
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'service_start',
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'service_stop',
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'socket',
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'status_set',
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'chownr',
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]
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def config_side_effect(*args):
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if args[0] == 'source':
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return 'cloud:trusty-kilo'
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elif args[0] == 'key':
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return 'key'
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elif args[0] == 'release-version':
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return 'cloud:trusty-kilo'
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previous_node_start_time = time.time() - (9 * 60)
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def monitor_key_side_effect(*args):
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if args[1] == \
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'ip-192-168-1-2_done':
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return False
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elif args[1] == \
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'ip-192-168-1-2_start':
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# Return that the previous node started 9 minutes ago
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return previous_node_start_time
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class UpgradeRollingTestCase(test_utils.CharmTestCase):
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def setUp(self):
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super(UpgradeRollingTestCase, self).setUp(ceph_hooks, TO_PATCH)
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@patch('ceph_hooks.roll_osd_cluster')
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def test_check_for_upgrade(self, roll_osd_cluster):
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self.host.lsb_release.return_value = {
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'DISTRIB_CODENAME': 'trusty',
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}
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previous_mock = MagicMock().return_value
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previous_mock.previous.return_value = "cloud:trusty-juno"
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self.hookenv.config.side_effect = [previous_mock,
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config_side_effect('source')]
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ceph_hooks.check_for_upgrade()
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roll_osd_cluster.assert_called_with('cloud:trusty-kilo')
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@patch('ceph_hooks.upgrade_osd')
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@patch('ceph_hooks.monitor_key_set')
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def test_lock_and_roll(self, monitor_key_set, upgrade_osd):
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monitor_key_set.monitor_key_set.return_value = None
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ceph_hooks.lock_and_roll(my_name='ip-192-168-1-2')
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upgrade_osd.assert_called_once_with()
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def test_upgrade_osd(self):
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self.config.side_effect = config_side_effect
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self.ceph.get_version.return_value = "0.80"
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self.ceph.ceph_user.return_value = "ceph"
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self.ceph.systemd.return_value = False
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ceph_hooks.upgrade_osd()
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self.service_stop.assert_called_with('ceph-osd-all')
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self.service_start.assert_called_with('ceph-osd-all')
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self.status_set.assert_has_calls([
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call('maintenance', 'Upgrading osd'),
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])
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self.chownr.assert_has_calls(
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[
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call(group='ceph', owner='ceph', path='/var/lib/ceph')
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]
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)
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@patch('ceph_hooks.lock_and_roll')
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@patch('ceph_hooks.get_upgrade_position')
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def test_roll_osd_cluster_first(self,
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get_upgrade_position,
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lock_and_roll):
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self.socket.gethostname.return_value = "ip-192-168-1-2"
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self.ceph.get_osd_tree.return_value = ""
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get_upgrade_position.return_value = 0
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ceph_hooks.roll_osd_cluster('0.94.1')
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lock_and_roll.assert_called_with(my_name="ip-192-168-1-2")
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@patch('ceph_hooks.lock_and_roll')
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@patch('ceph_hooks.get_upgrade_position')
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@patch('ceph_hooks.wait_on_previous_node')
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def test_roll_osd_cluster_second(self,
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wait_on_previous_node,
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get_upgrade_position,
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lock_and_roll):
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wait_on_previous_node.return_value = None
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self.socket.gethostname.return_value = "ip-192-168-1-3"
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self.ceph.get_osd_tree.return_value = [
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CrushLocation(
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name="ip-192-168-1-2",
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identifier='a',
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host='host-a',
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rack='rack-a',
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row='row-a',
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datacenter='dc-1',
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chassis='chassis-a',
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root='ceph'),
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CrushLocation(
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name="ip-192-168-1-3",
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identifier='a',
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host='host-b',
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rack='rack-a',
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row='row-a',
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datacenter='dc-1',
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chassis='chassis-a',
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root='ceph')
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]
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get_upgrade_position.return_value = 1
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ceph_hooks.roll_osd_cluster('0.94.1')
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self.status_set.assert_called_with(
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'blocked',
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'Waiting on ip-192-168-1-2 to finish upgrading')
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lock_and_roll.assert_called_with(my_name="ip-192-168-1-3")
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@patch('time.time', lambda *args: previous_node_start_time + 10 * 60 + 1)
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@patch('ceph_hooks.monitor_key_get')
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@patch('ceph_hooks.monitor_key_exists')
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def test_wait_on_previous_node(self,
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monitor_key_exists,
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monitor_key_get):
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monitor_key_get.side_effect = monitor_key_side_effect
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monitor_key_exists.return_value = False
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ceph_hooks.wait_on_previous_node("ip-192-168-1-2")
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# Make sure we checked to see if the previous node started
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monitor_key_get.assert_has_calls(
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[call('osd-upgrade', 'ip-192-168-1-2_start')]
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)
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# Make sure we checked to see if the previous node was finished
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monitor_key_exists.assert_has_calls(
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[call('osd-upgrade', 'ip-192-168-1-2_done')]
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)
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# Make sure we waited at last once before proceeding
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self.log.assert_has_calls(
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[call('Previous node is: ip-192-168-1-2')],
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[call('ip-192-168-1-2 is not finished. Waiting')],
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)
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