215 lines
9.1 KiB
Python
215 lines
9.1 KiB
Python
#!/usr/bin/python -u
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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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from io import BytesIO
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from time import sleep
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import uuid
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import unittest
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from swiftclient import client
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from swift.account import reaper
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from swift.common import utils
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from swift.common.manager import Manager
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from swift.common.direct_client import direct_delete_account, \
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direct_get_object, direct_head_container, ClientException
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from swift.common.request_helpers import get_reserved_name
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from test.probe.common import ReplProbeTest, ENABLED_POLICIES
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class TestAccountReaper(ReplProbeTest):
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def setUp(self):
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super(TestAccountReaper, self).setUp()
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self.all_objects = []
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int_client = self.make_internal_client()
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# upload some containers
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body = b'test-body'
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for policy in ENABLED_POLICIES:
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container = 'container-%s-%s' % (policy.name, uuid.uuid4())
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client.put_container(self.url, self.token, container,
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headers={'X-Storage-Policy': policy.name})
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obj = 'object-%s' % uuid.uuid4()
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client.put_object(self.url, self.token, container, obj, body)
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self.all_objects.append((policy, container, obj))
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# Also create some reserved names
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container = get_reserved_name(
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'reserved', policy.name, str(uuid.uuid4()))
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int_client.create_container(
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self.account, container,
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headers={'X-Storage-Policy': policy.name})
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obj = get_reserved_name('object', str(uuid.uuid4()))
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int_client.upload_object(
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BytesIO(body), self.account, container, obj)
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self.all_objects.append((policy, container, obj))
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policy.load_ring('/etc/swift')
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Manager(['container-updater']).once()
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headers = client.head_account(self.url, self.token)
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self.assertEqual(int(headers['x-account-container-count']),
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len(self.all_objects))
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self.assertEqual(int(headers['x-account-object-count']),
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len(self.all_objects))
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self.assertEqual(int(headers['x-account-bytes-used']),
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len(self.all_objects) * len(body))
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part, nodes = self.account_ring.get_nodes(self.account)
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for node in nodes:
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direct_delete_account(node, part, self.account)
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def _verify_account_reaped(self):
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for policy, container, obj in self.all_objects:
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# verify that any container deletes were at same timestamp
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cpart, cnodes = self.container_ring.get_nodes(
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self.account, container)
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delete_times = set()
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for cnode in cnodes:
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try:
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direct_head_container(cnode, cpart, self.account,
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container)
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except ClientException as err:
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self.assertEqual(err.http_status, 404)
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delete_time = err.http_headers.get(
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'X-Backend-DELETE-Timestamp')
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# 'X-Backend-DELETE-Timestamp' confirms it was deleted
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self.assertTrue(delete_time)
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delete_times.add(delete_time)
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else:
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# Container replicas may not yet be deleted if we have a
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# policy with object replicas < container replicas, so
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# ignore successful HEAD. We'll check for all replicas to
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# be deleted again after running the replicators.
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pass
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self.assertEqual(1, len(delete_times), delete_times)
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# verify that all object deletes were at same timestamp
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part, nodes = policy.object_ring.get_nodes(self.account,
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container, obj)
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headers = {'X-Backend-Storage-Policy-Index': int(policy)}
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delete_times = set()
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for node in nodes:
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try:
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direct_get_object(node, part, self.account,
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container, obj, headers=headers)
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except ClientException as err:
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self.assertEqual(err.http_status, 404)
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delete_time = err.http_headers.get('X-Backend-Timestamp')
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# 'X-Backend-Timestamp' confirms obj was deleted
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self.assertTrue(delete_time)
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delete_times.add(delete_time)
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else:
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self.fail('Found un-reaped /%s/%s/%s on %r in %s!' %
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(self.account, container, obj, node, policy))
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self.assertEqual(1, len(delete_times))
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# run replicators and updaters
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self.get_to_final_state()
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for policy, container, obj in self.all_objects:
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# verify that ALL container replicas are now deleted
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cpart, cnodes = self.container_ring.get_nodes(
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self.account, container)
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delete_times = set()
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for cnode in cnodes:
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try:
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direct_head_container(cnode, cpart, self.account,
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container)
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except ClientException as err:
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self.assertEqual(err.http_status, 404)
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delete_time = err.http_headers.get(
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'X-Backend-DELETE-Timestamp')
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# 'X-Backend-DELETE-Timestamp' confirms it was deleted
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self.assertTrue(delete_time)
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delete_times.add(delete_time)
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else:
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self.fail('Found un-reaped /%s/%s on %r' %
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(self.account, container, cnode))
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self.assertEqual(1, len(delete_times))
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# sanity check that object state is still consistent...
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part, nodes = policy.object_ring.get_nodes(self.account,
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container, obj)
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headers = {'X-Backend-Storage-Policy-Index': int(policy)}
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delete_times = set()
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for node in nodes:
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try:
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direct_get_object(node, part, self.account,
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container, obj, headers=headers)
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except ClientException as err:
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self.assertEqual(err.http_status, 404)
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delete_time = err.http_headers.get('X-Backend-Timestamp')
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# 'X-Backend-Timestamp' confirms obj was deleted
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self.assertTrue(delete_time)
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delete_times.add(delete_time)
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else:
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self.fail('Found un-reaped /%s/%s/%s on %r in %s!' %
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(self.account, container, obj, node, policy))
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self.assertEqual(1, len(delete_times))
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def test_reap(self):
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# run the reaper
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Manager(['account-reaper']).once()
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self._verify_account_reaped()
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def test_delayed_reap(self):
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# define reapers which are supposed to operate 3 seconds later
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account_reapers = []
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for conf_file in self.configs['account-server'].values():
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conf = utils.readconf(conf_file, 'account-reaper')
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conf['delay_reaping'] = '3'
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account_reapers.append(reaper.AccountReaper(conf))
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self.assertTrue(account_reapers)
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# run reaper, and make sure that nothing is reaped
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for account_reaper in account_reapers:
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account_reaper.run_once()
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for policy, container, obj in self.all_objects:
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cpart, cnodes = self.container_ring.get_nodes(
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self.account, container)
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for cnode in cnodes:
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try:
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direct_head_container(cnode, cpart, self.account,
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container)
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except ClientException:
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self.fail(
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"Nothing should be reaped. Container should exist")
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part, nodes = policy.object_ring.get_nodes(self.account,
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container, obj)
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headers = {'X-Backend-Storage-Policy-Index': int(policy)}
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for node in nodes:
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try:
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direct_get_object(node, part, self.account,
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container, obj, headers=headers)
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except ClientException:
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self.fail("Nothing should be reaped. Object should exist")
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# wait 3 seconds, run reaper, and make sure that all is reaped
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sleep(3)
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for account_reaper in account_reapers:
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account_reaper.run_once()
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self._verify_account_reaped()
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if __name__ == "__main__":
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unittest.main()
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