196 lines
9.2 KiB
Python
196 lines
9.2 KiB
Python
# Copyright (c) 2011 Zadara Storage Inc.
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# Copyright (c) 2011 OpenStack Foundation
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# Copyright 2011 University of Southern California
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Unit Tests for volume types extra specs code
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"""
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from cinder import context
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from cinder import db
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from cinder import exception
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from cinder import objects
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from cinder.tests.unit import fake_constants as fake
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from cinder.tests.unit import test
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class VolumeGlanceMetadataTestCase(test.TestCase):
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def setUp(self):
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super(VolumeGlanceMetadataTestCase, self).setUp()
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self.ctxt = context.get_admin_context()
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objects.register_all()
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def test_vol_glance_metadata_bad_vol_id(self):
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ctxt = context.get_admin_context()
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self.assertRaises(exception.VolumeNotFound,
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db.volume_glance_metadata_create,
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ctxt, fake.VOLUME_ID, 'key1', 'value1')
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self.assertRaises(exception.VolumeNotFound,
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db.volume_glance_metadata_get, ctxt, fake.VOLUME_ID)
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db.volume_glance_metadata_delete_by_volume(ctxt, fake.VOLUME2_ID)
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def test_vol_update_glance_metadata(self):
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ctxt = context.get_admin_context()
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db.volume_create(ctxt, {'id': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_create(ctxt, {'id': fake.VOLUME2_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_glance_metadata_create(ctxt, fake.VOLUME_ID, 'key1',
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'value1')
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db.volume_glance_metadata_create(ctxt, fake.VOLUME2_ID, 'key1',
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'value1')
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db.volume_glance_metadata_create(ctxt, fake.VOLUME2_ID, 'key2',
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'value2')
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db.volume_glance_metadata_create(ctxt, fake.VOLUME2_ID, 'key3', 123)
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expected_metadata_1 = {'volume_id': fake.VOLUME_ID,
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'key': 'key1',
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'value': 'value1'}
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metadata = db.volume_glance_metadata_get(ctxt, fake.VOLUME_ID)
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self.assertEqual(1, len(metadata))
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for key, value in expected_metadata_1.items():
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self.assertEqual(value, metadata[0][key])
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expected_metadata_2 = ({'volume_id': fake.VOLUME2_ID,
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'key': 'key1',
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'value': 'value1'},
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{'volume_id': fake.VOLUME2_ID,
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'key': 'key2',
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'value': 'value2'},
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{'volume_id': fake.VOLUME2_ID,
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'key': 'key3',
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'value': '123'})
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metadata = db.volume_glance_metadata_get(ctxt, fake.VOLUME2_ID)
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self.assertEqual(3, len(metadata))
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for expected, meta in zip(expected_metadata_2, metadata):
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for key, value in expected.items():
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self.assertEqual(value, meta[key])
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self.assertRaises(exception.GlanceMetadataExists,
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db.volume_glance_metadata_create,
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ctxt, fake.VOLUME_ID, 'key1', 'value1a')
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metadata = db.volume_glance_metadata_get(ctxt, fake.VOLUME_ID)
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self.assertEqual(1, len(metadata))
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for key, value in expected_metadata_1.items():
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self.assertEqual(value, metadata[0][key])
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def test_vols_get_glance_metadata(self):
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ctxt = context.get_admin_context()
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db.volume_create(ctxt, {'id': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_create(ctxt, {'id': fake.VOLUME2_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_create(ctxt, {'id': '3',
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_glance_metadata_create(ctxt, fake.VOLUME_ID, 'key1',
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'value1')
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db.volume_glance_metadata_create(ctxt, fake.VOLUME2_ID, 'key2',
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'value2')
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db.volume_glance_metadata_create(ctxt, fake.VOLUME2_ID, 'key22',
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'value22')
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metadata = db.volume_glance_metadata_get_all(ctxt)
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self.assertEqual(3, len(metadata))
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self._assert_metadata_equals(fake.VOLUME_ID, 'key1', 'value1',
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metadata[0])
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self._assert_metadata_equals(fake.VOLUME2_ID, 'key2', 'value2',
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metadata[1])
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self._assert_metadata_equals(fake.VOLUME2_ID, 'key22', 'value22',
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metadata[2])
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def _assert_metadata_equals(self, volume_id, key, value, observed):
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self.assertEqual(volume_id, observed.volume_id)
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self.assertEqual(key, observed.key)
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self.assertEqual(value, observed.value)
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def test_vol_delete_glance_metadata(self):
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ctxt = context.get_admin_context()
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db.volume_create(ctxt, {'id': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_glance_metadata_delete_by_volume(ctxt, fake.VOLUME_ID)
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db.volume_glance_metadata_create(ctxt, fake.VOLUME_ID, 'key1',
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'value1')
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db.volume_glance_metadata_delete_by_volume(ctxt, fake.VOLUME_ID)
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self.assertRaises(exception.GlanceMetadataNotFound,
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db.volume_glance_metadata_get, ctxt, fake.VOLUME_ID)
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def test_vol_glance_metadata_copy_to_snapshot(self):
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ctxt = context.get_admin_context()
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db.volume_create(ctxt, {'id': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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snap = objects.Snapshot(ctxt, volume_id=fake.VOLUME_ID)
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snap.create()
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db.volume_glance_metadata_create(ctxt, fake.VOLUME_ID, 'key1',
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'value1')
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db.volume_glance_metadata_copy_to_snapshot(ctxt, snap.id,
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fake.VOLUME_ID)
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expected_meta = {'snapshot_id': snap.id,
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'key': 'key1',
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'value': 'value1'}
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for meta in db.volume_snapshot_glance_metadata_get(ctxt, snap.id):
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for (key, value) in expected_meta.items():
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self.assertEqual(value, meta[key])
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snap.destroy()
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def test_vol_glance_metadata_copy_from_volume_to_volume(self):
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ctxt = context.get_admin_context()
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db.volume_create(ctxt, {'id': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_create(ctxt, {'id': fake.VOLUME2_ID,
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'source_volid': fake.VOLUME_ID,
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'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_glance_metadata_create(ctxt, fake.VOLUME_ID, 'key1',
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'value1')
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db.volume_glance_metadata_copy_from_volume_to_volume(ctxt,
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fake.VOLUME_ID,
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fake.VOLUME2_ID)
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expected_meta = {'key': 'key1',
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'value': 'value1'}
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for meta in db.volume_glance_metadata_get(ctxt, fake.VOLUME2_ID):
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for (key, value) in expected_meta.items():
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self.assertEqual(value, meta[key])
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def test_volume_glance_metadata_copy_to_volume(self):
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vol1 = db.volume_create(self.ctxt,
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{'volume_type_id': fake.VOLUME_TYPE_ID})
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vol2 = db.volume_create(self.ctxt,
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{'volume_type_id': fake.VOLUME_TYPE_ID})
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db.volume_glance_metadata_create(self.ctxt, vol1['id'], 'm1', 'v1')
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snapshot = objects.Snapshot(self.ctxt, volume_id=vol1['id'])
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snapshot.create()
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db.volume_glance_metadata_copy_to_snapshot(self.ctxt, snapshot.id,
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vol1['id'])
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db.volume_glance_metadata_copy_to_volume(self.ctxt, vol2['id'],
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snapshot.id)
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metadata = db.volume_glance_metadata_get(self.ctxt, vol2['id'])
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metadata = {m['key']: m['value'] for m in metadata}
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self.assertEqual({'m1': 'v1'}, metadata)
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def test_volume_snapshot_glance_metadata_get_nonexistent(self):
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vol = db.volume_create(self.ctxt,
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{'volume_type_id': fake.VOLUME_TYPE_ID})
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snapshot = objects.Snapshot(self.ctxt, volume_id=vol['id'])
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snapshot.create()
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self.assertRaises(exception.GlanceMetadataNotFound,
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db.volume_snapshot_glance_metadata_get,
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self.ctxt, snapshot.id)
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snapshot.destroy()
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