442 lines
17 KiB
Python
442 lines
17 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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from test_utils import CharmTestCase
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from mock import patch, MagicMock
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import cinder_contexts as contexts
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os.environ['JUJU_UNIT_NAME'] = 'cinder'
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import cinder_utils as utils
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TO_PATCH = [
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'config',
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'relation_ids',
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'service_name',
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'determine_apache_port',
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'determine_api_port',
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'os_release',
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'related_units',
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'relation_get'
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]
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class TestCinderContext(CharmTestCase):
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def setUp(self):
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super(TestCinderContext, self).setUp(contexts, TO_PATCH)
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def test_enable_lvm_disabled(self):
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for v in [None, 'None', 'none']:
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self.config.return_value = v
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self.assertFalse(contexts.enable_lvm())
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def test_enable_lvm_enabled(self):
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self.config.return_value = '/dev/sdd'
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self.assertTrue(contexts.enable_lvm())
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def test_glance_not_related(self):
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self.relation_ids.return_value = []
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self.assertEqual(contexts.ImageServiceContext()(), {})
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def test_glance_related(self):
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self.relation_ids.return_value = ['image-service:0']
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self.config.return_value = '1'
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self.assertEqual(contexts.ImageServiceContext()(),
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{'glance_api_version': '1'})
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def test_glance_related_api_v2(self):
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self.relation_ids.return_value = ['image-service:0']
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self.config.return_value = '2'
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self.assertEqual(contexts.ImageServiceContext()(),
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{'glance_api_version': '2'})
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def test_ceph_not_related(self):
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self.relation_ids.return_value = []
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self.assertEqual(contexts.CephContext()(), {})
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def test_ceph_related(self):
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self.relation_ids.return_value = ['ceph:0']
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self.os_release.return_value = 'havana'
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service = 'mycinder'
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self.service_name.return_value = service
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self.assertEqual(
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contexts.CephContext()(),
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{'volume_driver': 'cinder.volume.driver.RBDDriver',
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'rbd_pool': service,
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'rbd_user': service,
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'host': service})
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def test_ceph_related_icehouse(self):
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self.relation_ids.return_value = ['ceph:0']
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self.os_release.return_value = 'icehouse'
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service = 'mycinder'
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self.service_name.return_value = service
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self.assertEqual(
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contexts.CephContext()(),
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{'volume_driver': 'cinder.volume.drivers.rbd.RBDDriver',
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'rbd_pool': service,
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'rbd_user': service,
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'host': service})
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def test_ceph_related_ocata(self):
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self.relation_ids.return_value = ['ceph:0']
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self.os_release.return_value = 'ocata'
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service = 'mycinder'
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self.service_name.return_value = service
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self.assertEqual(
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contexts.CephContext()(),
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{'ceph_volume_driver': 'cinder.volume.drivers.rbd.RBDDriver',
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'rbd_pool': service,
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'rbd_user': service,
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'host': service})
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@patch.object(utils, 'service_enabled')
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def test_apache_ssl_context_service_disabled(self, service_enabled):
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service_enabled.return_value = False
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self.assertEqual(contexts.ApacheSSLContext()(), {})
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def test_storage_backend_no_backends(self):
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self.config.return_value = None
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self.relation_ids.return_value = []
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self.os_release.return_value = 'havana'
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self.assertEqual(
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contexts.StorageBackendContext()(),
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{'active_backends': ['LVM'], 'backends': 'LVM'})
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def test_storage_backend_single_backend(self):
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rel_dict = {
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'storage-backend': ['cinder-ceph:0'],
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'ceph': []}
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self.config.return_value = None
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self.relation_ids.side_effect = lambda x: rel_dict[x]
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self.related_units.return_value = ['cinder-ceph/0']
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self.relation_get.return_value = 'cinder-ceph'
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self.os_release.return_value = 'havana'
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self.assertEqual(contexts.StorageBackendContext()(),
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{'backends': 'cinder-ceph',
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'active_backends': ['cinder-ceph']})
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def test_storage_backend_multi_backend(self):
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self.config.return_value = None
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self.os_release.return_value = 'havana'
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rel_dict = {
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'storage-backend': ['cinder-ceph:0', 'cinder-vmware:0'],
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'ceph': []}
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self.relation_ids.side_effect = lambda x: rel_dict[x]
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self.related_units.side_effect = [['cinder-ceph/0'],
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['cinder-vmware/0']]
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self.relation_get.side_effect = ['cinder-ceph', 'cinder-vmware']
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self.assertEqual(
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contexts.StorageBackendContext()(),
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{'backends': 'cinder-ceph,cinder-vmware',
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'active_backends': ['cinder-ceph', 'cinder-vmware']})
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mod_ch_context = 'charmhelpers.contrib.openstack.context'
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@patch('charmhelpers.contrib.openstack.context.resolve_address')
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@patch('charmhelpers.contrib.openstack.ip.config')
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@patch('%s.ApacheSSLContext.canonical_names' % (mod_ch_context))
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@patch('%s.ApacheSSLContext.configure_ca' % (mod_ch_context))
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@patch('%s.config' % (mod_ch_context))
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@patch('%s.is_clustered' % (mod_ch_context))
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@patch('%s.determine_apache_port' % (mod_ch_context))
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@patch('%s.determine_api_port' % (mod_ch_context))
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@patch('%s.unit_get' % (mod_ch_context))
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@patch('%s.https' % (mod_ch_context))
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@patch.object(utils, 'service_enabled')
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def test_apache_ssl_context_service_enabled(self, service_enabled,
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mock_https, mock_unit_get,
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mock_determine_api_port,
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mock_determine_apache_port,
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mock_is_clustered,
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mock_hookenv,
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mock_configure_ca,
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mock_cfg_canonical_names,
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mock_ip_config,
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mock_ip_network_get):
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mock_https.return_value = True
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mock_unit_get.return_value = '1.2.3.4'
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mock_ip_network_get.return_value = '1.2.3.4'
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mock_determine_api_port.return_value = '12'
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mock_determine_apache_port.return_value = '34'
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mock_is_clustered.return_value = False
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ctxt = contexts.ApacheSSLContext()
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ctxt.enable_modules = MagicMock()
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ctxt.configure_cert = MagicMock()
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ctxt.configure_ca = MagicMock()
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ctxt.canonical_names = MagicMock()
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service_enabled.return_value = False
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self.assertEqual(ctxt(), {})
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self.assertFalse(mock_https.called)
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service_enabled.return_value = True
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self.assertEqual(ctxt(), {'endpoints': [('1.2.3.4', '1.2.3.4',
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34, 12)],
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'ext_ports': [34],
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'namespace': 'cinder'})
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self.assertTrue(mock_https.called)
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mock_unit_get.assert_called_with('private-address')
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@patch('%s.relation_get' % (mod_ch_context))
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@patch('%s.related_units' % (mod_ch_context))
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@patch('%s.relation_ids' % (mod_ch_context))
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@patch('%s.log' % (mod_ch_context), lambda *args, **kwargs: None)
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def test_subordinate_config_context_stateless(self, mock_rel_ids,
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mock_rel_units,
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mock_rel_get):
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mock_rel_ids.return_value = ['storage-backend:0']
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self.relation_ids.return_value = ['storage-backend:0']
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mock_rel_units.return_value = ['cinder-ceph/0']
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self.related_units.return_value = ['cinder-ceph/0']
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self.service_name.return_value = 'cinder'
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settings = \
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{'backend_name': 'cinder-ceph',
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'private-address': '10.5.8.191',
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'stateless': 'True',
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'subordinate_configuration':
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'{"cinder": '
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'{"/etc/cinder/cinder.conf": '
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'{"sections": '
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'{"cinder-ceph": '
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'[["volume_backend_name", '
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'"cinder-ceph"], '
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'["volume_driver", '
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'"cinder.volume.drivers.rbd.RBDDriver"], '
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'["rbd_pool", '
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'"cinder-ceph"], '
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'["rbd_user", '
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'"cinder-ceph"]]}}}}'}
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def fake_rel_get(attribute=None, unit=None, rid=None):
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return settings.get(attribute)
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mock_rel_get.side_effect = fake_rel_get
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self.relation_get.side_effect = fake_rel_get
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ctxt = contexts.CinderSubordinateConfigContext(
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interface='storage-backend',
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service='cinder',
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config_file='/etc/cinder/cinder.conf')()
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exp = {'sections': {'DEFAULT': [('host', 'cinder')],
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u'cinder-ceph': [[u'volume_backend_name', u'cinder-ceph'],
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[u'volume_driver',
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u'cinder.volume.drivers.rbd.RBDDriver'],
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[u'rbd_pool', u'cinder-ceph'],
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[u'rbd_user', u'cinder-ceph']]}}
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self.assertEqual(ctxt, exp)
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@patch('%s.relation_get' % (mod_ch_context))
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@patch('%s.related_units' % (mod_ch_context))
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@patch('%s.relation_ids' % (mod_ch_context))
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@patch('%s.log' % (mod_ch_context), lambda *args, **kwargs: None)
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def test_subordinate_config_context_statefull(self, mock_rel_ids,
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mock_rel_units,
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mock_rel_get):
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mock_rel_ids.return_value = ['storage-backend:0']
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self.relation_ids.return_value = ['storage-backend:0']
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mock_rel_units.return_value = ['cinder-ceph/0']
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self.related_units.return_value = ['cinder-ceph/0']
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self.service_name.return_value = 'cinder'
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settings = \
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{'backend_name': 'cinder-ceph',
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'private-address': '10.5.8.191',
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'stateless': 'False',
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'subordinate_configuration':
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'{"cinder": '
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'{"/etc/cinder/cinder.conf": '
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'{"sections": '
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'{"cinder-ceph": '
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'[["volume_backend_name", '
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'"cinder-ceph"], '
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'["volume_driver", '
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'"cinder.volume.drivers.rbd.RBDDriver"], '
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'["rbd_pool", '
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'"cinder-ceph"], '
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'["rbd_user", '
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'"cinder-ceph"]]}}}}'}
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def fake_rel_get(attribute=None, unit=None, rid=None):
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return settings.get(attribute)
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mock_rel_get.side_effect = fake_rel_get
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self.relation_get.side_effect = fake_rel_get
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ctxt = contexts.CinderSubordinateConfigContext(
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interface='storage-backend',
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service='cinder',
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config_file='/etc/cinder/cinder.conf')()
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exp = {'sections':
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{u'cinder-ceph': [[u'volume_backend_name',
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u'cinder-ceph'],
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[u'volume_driver',
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u'cinder.volume.drivers.rbd.RBDDriver'],
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[u'rbd_pool', u'cinder-ceph'],
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[u'rbd_user', u'cinder-ceph']]}}
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self.assertEqual(ctxt, exp)
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del settings['stateless']
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ctxt = contexts.CinderSubordinateConfigContext(
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interface='storage-backend',
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service='cinder',
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config_file='/etc/cinder/cinder.conf')()
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exp = {'sections':
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{u'cinder-ceph': [[u'volume_backend_name',
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u'cinder-ceph'],
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[u'volume_driver',
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u'cinder.volume.drivers.rbd.RBDDriver'],
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[u'rbd_pool', u'cinder-ceph'],
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[u'rbd_user', u'cinder-ceph']]}}
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self.assertEqual(ctxt, exp)
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@patch('%s.relation_get' % (mod_ch_context))
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@patch('%s.related_units' % (mod_ch_context))
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@patch('%s.relation_ids' % (mod_ch_context))
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@patch.object(contexts, 'log', lambda *args, **kwargs: None)
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@patch('%s.log' % (mod_ch_context), lambda *args, **kwargs: None)
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def test_subordinate_config_context_mixed(self, mock_rel_ids,
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mock_rel_units,
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mock_rel_get):
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mock_rel_ids.return_value = ['storage-backend:0', 'storage-backend:1']
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self.relation_ids.return_value = ['storage-backend:0',
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'storage-backend:1']
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def fake_rel_units(rid):
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if rid == 'storage-backend:0':
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return ['cinder-ceph/0']
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else:
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return ['cinder-other/0']
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mock_rel_units.side_effect = fake_rel_units
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self.related_units.side_effect = fake_rel_units
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self.service_name.return_value = 'cinder'
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cinder_ceph_settings = \
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{'backend_name': 'cinder-ceph',
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'private-address': '10.5.8.191',
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'stateless': 'True',
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'subordinate_configuration':
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'{"cinder": '
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'{"/etc/cinder/cinder.conf": '
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'{"sections": '
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'{"cinder-ceph": '
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'[["volume_backend_name", '
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'"cinder-ceph"], '
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'["volume_driver", '
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'"cinder.volume.drivers.rbd.RBDDriver"], '
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'["rbd_pool", '
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'"cinder-ceph"], '
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'["rbd_user", '
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'"cinder-ceph"]]}}}}'}
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cinder_other_settings = \
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{'backend_name': 'cinder-other',
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'private-address': '10.5.8.192',
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'subordinate_configuration':
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'{"cinder": '
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'{"/etc/cinder/cinder.conf": '
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'{"sections": '
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'{"cinder-other": '
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'[["volume_backend_name", '
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'"cinder-other"], '
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'["volume_driver", '
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'"cinder.volume.drivers.OtherDriver"]]}}}}'}
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def fake_rel_get(attribute=None, unit=None, rid=None):
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if unit == 'cinder-ceph/0':
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return cinder_ceph_settings.get(attribute)
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elif unit == 'cinder-other/0':
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return cinder_other_settings.get(attribute)
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mock_rel_get.side_effect = fake_rel_get
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self.relation_get.side_effect = fake_rel_get
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ctxt = contexts.CinderSubordinateConfigContext(
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interface='storage-backend',
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service='cinder',
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config_file='/etc/cinder/cinder.conf')()
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exp = {'sections':
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{u'cinder-ceph': [[u'volume_backend_name',
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u'cinder-ceph'],
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[u'volume_driver',
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u'cinder.volume.drivers.rbd.RBDDriver'],
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[u'rbd_pool', u'cinder-ceph'],
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[u'rbd_user', u'cinder-ceph']],
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u'cinder-other': [[u'volume_backend_name',
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u'cinder-other'],
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[u'volume_driver',
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u'cinder.volume.drivers.OtherDriver']]}}
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self.assertEqual(ctxt, exp)
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def test_region_context(self):
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self.config.return_value = 'two'
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ctxt = contexts.RegionContext()()
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self.assertEqual('two', ctxt['region'])
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def test_sectional_config_context_ocata(self):
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self.os_release.return_value = 'ocata'
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ctxt = contexts.SectionalConfigContext()()
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self.assertTrue(ctxt['sectional_default_config'])
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def test_sectional_config_context_newton(self):
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self.os_release.return_value = 'newton'
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ctxt = contexts.SectionalConfigContext()()
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self.assertFalse(ctxt['sectional_default_config'])
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@patch.object(contexts, 'enable_lvm')
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def test_lvm_context_disabled(self, enable_lvm):
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enable_lvm.return_value = False
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ctxt = contexts.LVMContext()()
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self.assertEqual(ctxt, {})
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@patch.object(contexts, 'enable_lvm')
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def test_lvm_context_enabled(self, enable_lvm):
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enable_lvm.return_value = True
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self.config.return_value = 'cinder-vol1'
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ctxt = contexts.LVMContext()()
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expect = {
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'volume_backend_name': 'LVM',
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'volume_driver': 'cinder.volume.drivers.lvm.LVMVolumeDriver',
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'volume_group': 'cinder-vol1',
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'volume_name_template': 'volume-%s',
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'volumes_dir': '/var/lib/cinder/volumes'}
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self.assertEqual(ctxt, expect)
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@patch('__builtin__.open')
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def test_volume_usage_audit_context(self, _open):
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self.config.return_value = 'month'
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ctxt = contexts.VolumeUsageAuditContext()()
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_open.assert_called_with(
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contexts.VolumeUsageAuditContext.DEFAULT_CRONTAB_PATH, "w+")
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self.assertEqual(self.config.return_value,
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ctxt["volume_usage_audit_period"])
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