be1cff4f1f
Change-Id: I8e82c14ada52d44df5a31e08982ac79cd7e5c969 Signed-off-by: Peter Portante <peter.portante@redhat.com>
226 lines
8.0 KiB
Python
226 lines
8.0 KiB
Python
# Copyright (c) 2010-2012 OpenStack, LLC.
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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 cPickle as pickle
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import os
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import unittest
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from contextlib import closing
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from gzip import GzipFile
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from shutil import rmtree
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from time import time
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from distutils.dir_util import mkpath
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from eventlet import spawn, Timeout, listen
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from swift.obj import updater as object_updater, server as object_server
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from swift.obj.server import ASYNCDIR
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from swift.common.ring import RingData
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from swift.common import utils
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from swift.common.utils import hash_path, normalize_timestamp, mkdirs, \
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write_pickle
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from test.unit import FakeLogger
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class TestObjectUpdater(unittest.TestCase):
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def setUp(self):
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utils.HASH_PATH_SUFFIX = 'endcap'
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utils.HASH_PATH_PREFIX = ''
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self.testdir = os.path.join(os.path.dirname(__file__),
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'object_updater')
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rmtree(self.testdir, ignore_errors=1)
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os.mkdir(self.testdir)
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ring_file = os.path.join(self.testdir, 'container.ring.gz')
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with closing(GzipFile(ring_file, 'wb')) as f:
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pickle.dump(
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RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'ip': '127.0.0.1', 'port': 1,
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'device': 'sda1', 'zone': 0},
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{'id': 1, 'ip': '127.0.0.1', 'port': 1,
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'device': 'sda1', 'zone': 2}], 30),
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f)
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self.devices_dir = os.path.join(self.testdir, 'devices')
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os.mkdir(self.devices_dir)
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self.sda1 = os.path.join(self.devices_dir, 'sda1')
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os.mkdir(self.sda1)
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os.mkdir(os.path.join(self.sda1, 'tmp'))
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def tearDown(self):
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rmtree(self.testdir, ignore_errors=1)
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def test_creation(self):
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cu = object_updater.ObjectUpdater({
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'devices': self.devices_dir,
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'mount_check': 'false',
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'swift_dir': self.testdir,
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'interval': '1',
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'concurrency': '2',
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'node_timeout': '5'})
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self.assert_(hasattr(cu, 'logger'))
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self.assert_(cu.logger is not None)
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self.assertEquals(cu.devices, self.devices_dir)
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self.assertEquals(cu.interval, 1)
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self.assertEquals(cu.concurrency, 2)
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self.assertEquals(cu.node_timeout, 5)
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self.assert_(cu.get_container_ring() is not None)
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def test_object_sweep(self):
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prefix_dir = os.path.join(self.sda1, ASYNCDIR, 'abc')
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mkpath(prefix_dir)
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objects = {
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'a': [1089.3, 18.37, 12.83, 1.3],
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'b': [49.4, 49.3, 49.2, 49.1],
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'c': [109984.123],
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}
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expected = set()
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for o, timestamps in objects.iteritems():
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ohash = hash_path('account', 'container', o)
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for t in timestamps:
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o_path = os.path.join(prefix_dir, ohash + '-' +
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normalize_timestamp(t))
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if t == timestamps[0]:
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expected.add(o_path)
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write_pickle({}, o_path)
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seen = set()
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class MockObjectUpdater(object_updater.ObjectUpdater):
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def process_object_update(self, update_path, device):
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seen.add(update_path)
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os.unlink(update_path)
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cu = MockObjectUpdater({
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'devices': self.devices_dir,
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'mount_check': 'false',
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'swift_dir': self.testdir,
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'interval': '1',
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'concurrency': '1',
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'node_timeout': '5'})
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cu.object_sweep(self.sda1)
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self.assert_(not os.path.exists(prefix_dir))
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self.assertEqual(expected, seen)
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def test_run_once(self):
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cu = object_updater.ObjectUpdater({
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'devices': self.devices_dir,
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'mount_check': 'false',
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'swift_dir': self.testdir,
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'interval': '1',
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'concurrency': '1',
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'node_timeout': '15'})
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cu.run_once()
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async_dir = os.path.join(self.sda1, object_server.ASYNCDIR)
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os.mkdir(async_dir)
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cu.run_once()
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self.assert_(os.path.exists(async_dir))
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odd_dir = os.path.join(async_dir, 'not really supposed to be here')
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os.mkdir(odd_dir)
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cu.run_once()
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self.assert_(os.path.exists(async_dir))
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self.assert_(not os.path.exists(odd_dir))
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ohash = hash_path('a', 'c', 'o')
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odir = os.path.join(async_dir, ohash[-3:])
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mkdirs(odir)
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older_op_path = os.path.join(
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odir,
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'%s-%s' % (ohash, normalize_timestamp(time() - 1)))
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op_path = os.path.join(
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odir,
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'%s-%s' % (ohash, normalize_timestamp(time())))
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for path in (op_path, older_op_path):
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with open(path, 'wb') as async_pending:
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pickle.dump({'op': 'PUT', 'account': 'a', 'container': 'c',
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'obj': 'o', 'headers': {
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'X-Container-Timestamp': normalize_timestamp(0)}},
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async_pending)
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cu.logger = FakeLogger()
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cu.run_once()
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self.assert_(not os.path.exists(older_op_path))
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self.assert_(os.path.exists(op_path))
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self.assertEqual(cu.logger.get_increment_counts(),
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{'failures': 1, 'unlinks': 1})
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bindsock = listen(('127.0.0.1', 0))
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def accepter(sock, return_code):
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try:
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with Timeout(3):
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inc = sock.makefile('rb')
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out = sock.makefile('wb')
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out.write('HTTP/1.1 %d OK\r\nContent-Length: 0\r\n\r\n' %
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return_code)
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out.flush()
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self.assertEquals(inc.readline(),
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'PUT /sda1/0/a/c/o HTTP/1.1\r\n')
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headers = {}
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line = inc.readline()
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while line and line != '\r\n':
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headers[line.split(':')[0].lower()] = \
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line.split(':')[1].strip()
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line = inc.readline()
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self.assert_('x-container-timestamp' in headers)
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except BaseException, err:
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return err
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return None
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def accept(return_codes):
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codes = iter(return_codes)
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try:
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events = []
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for x in xrange(len(return_codes)):
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with Timeout(3):
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sock, addr = bindsock.accept()
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events.append(
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spawn(accepter, sock, codes.next()))
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for event in events:
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err = event.wait()
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if err:
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raise err
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except BaseException, err:
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return err
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return None
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event = spawn(accept, [201, 500])
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for dev in cu.get_container_ring().devs:
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if dev is not None:
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dev['port'] = bindsock.getsockname()[1]
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cu.logger = FakeLogger()
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cu.run_once()
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err = event.wait()
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if err:
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raise err
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self.assert_(os.path.exists(op_path))
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self.assertEqual(cu.logger.get_increment_counts(),
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{'failures': 1})
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event = spawn(accept, [201])
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cu.logger = FakeLogger()
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cu.run_once()
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err = event.wait()
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if err:
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raise err
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self.assert_(not os.path.exists(op_path))
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self.assertEqual(cu.logger.get_increment_counts(),
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{'unlinks': 1, 'successes': 1})
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if __name__ == '__main__':
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unittest.main()
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