192 lines
7.1 KiB
Python
192 lines
7.1 KiB
Python
# Copyright (c) 2010-2012 OpenStack Foundation
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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
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# 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 unittest
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import mock
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import time
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import os
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import random
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from tempfile import mkdtemp
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from shutil import rmtree
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from eventlet import Timeout
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from swift.common.utils import normalize_timestamp
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from swift.container import auditor
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from test.unit import debug_logger, with_tempdir
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from test.unit.container import test_backend
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class FakeContainerBroker(object):
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def __init__(self, path, logger):
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self.path = path
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self.db_file = path
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self.file = os.path.basename(path)
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def is_deleted(self):
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return False
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def get_info(self):
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if self.file.startswith('fail'):
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raise ValueError
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if self.file.startswith('true'):
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return 'ok'
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class TestAuditor(unittest.TestCase):
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def setUp(self):
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self.testdir = os.path.join(mkdtemp(), 'tmp_test_container_auditor')
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self.logger = debug_logger()
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rmtree(self.testdir, ignore_errors=1)
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os.mkdir(self.testdir)
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fnames = ['true1.db', 'true2.db', 'true3.db',
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'fail1.db', 'fail2.db']
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for fn in fnames:
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with open(os.path.join(self.testdir, fn), 'w+') as f:
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f.write(' ')
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def tearDown(self):
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rmtree(os.path.dirname(self.testdir), ignore_errors=1)
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@mock.patch('swift.container.auditor.dump_recon_cache')
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@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
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def test_run_forever(self, mock_recon):
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sleep_times = random.randint(5, 10)
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call_times = sleep_times - 1
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class FakeTime(object):
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def __init__(self):
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self.times = 0
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def sleep(self, sec):
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self.times += 1
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if self.times < sleep_times:
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time.sleep(0.1)
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else:
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# stop forever by an error
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raise ValueError()
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def time(self):
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return time.time()
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conf = {}
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test_auditor = auditor.ContainerAuditor(conf, logger=self.logger)
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with mock.patch('swift.container.auditor.time', FakeTime()):
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def fake_audit_location_generator(*args, **kwargs):
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files = os.listdir(self.testdir)
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return [(os.path.join(self.testdir, f), '', '') for f in files]
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with mock.patch('swift.container.auditor.audit_location_generator',
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fake_audit_location_generator):
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self.assertRaises(ValueError, test_auditor.run_forever)
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self.assertEqual(test_auditor.container_failures, 2 * call_times)
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self.assertEqual(test_auditor.container_passes, 3 * call_times)
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# now force timeout path code coverage
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with mock.patch('swift.container.auditor.ContainerAuditor.'
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'_one_audit_pass', side_effect=Timeout()):
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with mock.patch('swift.container.auditor.time', FakeTime()):
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self.assertRaises(ValueError, test_auditor.run_forever)
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@mock.patch('swift.container.auditor.dump_recon_cache')
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@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
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def test_run_once(self, mock_recon):
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conf = {}
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test_auditor = auditor.ContainerAuditor(conf, logger=self.logger)
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def fake_audit_location_generator(*args, **kwargs):
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files = os.listdir(self.testdir)
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return [(os.path.join(self.testdir, f), '', '') for f in files]
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with mock.patch('swift.container.auditor.audit_location_generator',
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fake_audit_location_generator):
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test_auditor.run_once()
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self.assertEqual(test_auditor.container_failures, 2)
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self.assertEqual(test_auditor.container_passes, 3)
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@mock.patch('swift.container.auditor.dump_recon_cache')
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@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
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def test_one_audit_pass(self, mock_recon):
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conf = {}
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test_auditor = auditor.ContainerAuditor(conf, logger=self.logger)
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def fake_audit_location_generator(*args, **kwargs):
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files = sorted(os.listdir(self.testdir))
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return [(os.path.join(self.testdir, f), '', '') for f in files]
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# force code coverage for logging path
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test_auditor.logging_interval = 0
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with mock.patch('swift.container.auditor.audit_location_generator',
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fake_audit_location_generator):
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test_auditor._one_audit_pass(test_auditor.logging_interval)
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self.assertEqual(test_auditor.container_failures, 1)
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self.assertEqual(test_auditor.container_passes, 3)
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@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
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def test_container_auditor(self):
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conf = {}
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test_auditor = auditor.ContainerAuditor(conf, logger=self.logger)
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files = os.listdir(self.testdir)
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for f in files:
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path = os.path.join(self.testdir, f)
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test_auditor.container_audit(path)
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self.assertEqual(test_auditor.container_failures, 2)
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self.assertEqual(test_auditor.container_passes, 3)
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class TestAuditorMigrations(unittest.TestCase):
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@with_tempdir
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@mock.patch('swift.container.auditor.dump_recon_cache')
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def test_db_migration(self, tempdir, mock_recon):
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db_path = os.path.join(tempdir, 'sda', 'containers', '0', '0', '0',
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'test.db')
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with test_backend.TestContainerBrokerBeforeSPI.old_broker() as \
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old_ContainerBroker:
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broker = old_ContainerBroker(db_path, account='a', container='c')
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broker.initialize(normalize_timestamp(0), -1)
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with broker.get() as conn:
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try:
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conn.execute('SELECT storage_policy_index '
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'FROM container_stat')
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except Exception as err:
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self.assertTrue('no such column: storage_policy_index' in
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str(err))
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else:
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self.fail('TestContainerBrokerBeforeSPI broker class '
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'was already migrated')
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conf = {'devices': tempdir, 'mount_check': False}
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test_auditor = auditor.ContainerAuditor(conf, logger=debug_logger())
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test_auditor.run_once()
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broker = auditor.ContainerBroker(db_path, account='a', container='c')
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info = broker.get_info()
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expected = {
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'account': 'a',
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'container': 'c',
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'object_count': 0,
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'bytes_used': 0,
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'storage_policy_index': 0,
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}
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for k, v in expected.items():
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self.assertEqual(info[k], v)
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if __name__ == '__main__':
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unittest.main()
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