314347a3cb
Note that existing SAIOs with 60xx ports should still work fine. Change-Id: If5dd79f926fa51a58b3a732b212b484a7e9f00db Related-Change: Ie1c778b159792c8e259e2a54cb86051686ac9d18
216 lines
8.7 KiB
Python
216 lines
8.7 KiB
Python
#!/usr/bin/python -u
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# 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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from os import listdir
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from os.path import join as path_join
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from unittest import main
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from uuid import uuid4
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from eventlet import GreenPool, Timeout
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import eventlet
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from sqlite3 import connect
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from swiftclient import client
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from swift.common import direct_client
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from swift.common.exceptions import ClientException
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from swift.common.utils import hash_path, readconf
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from test.probe.common import kill_nonprimary_server, \
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kill_server, ReplProbeTest, start_server
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eventlet.monkey_patch(all=False, socket=True)
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def get_db_file_path(obj_dir):
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files = sorted(listdir(obj_dir), reverse=True)
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for filename in files:
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if filename.endswith('db'):
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return path_join(obj_dir, filename)
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class TestContainerFailures(ReplProbeTest):
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def test_one_node_fails(self):
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# Create container1
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container1 = 'container-%s' % uuid4()
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cpart, cnodes = self.container_ring.get_nodes(self.account, container1)
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client.put_container(self.url, self.token, container1)
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# Kill container1 servers excepting two of the primaries
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kill_nonprimary_server(cnodes, self.ipport2server)
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kill_server((cnodes[0]['ip'], cnodes[0]['port']), self.ipport2server)
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# Delete container1
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client.delete_container(self.url, self.token, container1)
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# Restart other container1 primary server
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start_server((cnodes[0]['ip'], cnodes[0]['port']), self.ipport2server)
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# Create container1/object1 (allowed because at least server thinks the
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# container exists)
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client.put_object(self.url, self.token, container1, 'object1', '123')
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# Get to a final state
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self.get_to_final_state()
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# Assert all container1 servers indicate container1 is alive and
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# well with object1
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for cnode in cnodes:
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self.assertEqual(
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[o['name'] for o in direct_client.direct_get_container(
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cnode, cpart, self.account, container1)[1]],
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['object1'])
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# Assert account level also indicates container1 is alive and
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# well with object1
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headers, containers = client.get_account(self.url, self.token)
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self.assertEqual(headers['x-account-container-count'], '1')
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self.assertEqual(headers['x-account-object-count'], '1')
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self.assertEqual(headers['x-account-bytes-used'], '3')
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def test_two_nodes_fail(self):
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# Create container1
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container1 = 'container-%s' % uuid4()
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cpart, cnodes = self.container_ring.get_nodes(self.account, container1)
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client.put_container(self.url, self.token, container1)
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# Kill container1 servers excepting one of the primaries
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cnp_ipport = kill_nonprimary_server(cnodes, self.ipport2server)
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kill_server((cnodes[0]['ip'], cnodes[0]['port']),
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self.ipport2server)
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kill_server((cnodes[1]['ip'], cnodes[1]['port']),
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self.ipport2server)
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# Delete container1 directly to the one primary still up
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direct_client.direct_delete_container(cnodes[2], cpart, self.account,
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container1)
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# Restart other container1 servers
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start_server((cnodes[0]['ip'], cnodes[0]['port']),
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self.ipport2server)
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start_server((cnodes[1]['ip'], cnodes[1]['port']),
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self.ipport2server)
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start_server(cnp_ipport, self.ipport2server)
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# Get to a final state
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self.get_to_final_state()
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# Assert all container1 servers indicate container1 is gone (happens
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# because the one node that knew about the delete replicated to the
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# others.)
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for cnode in cnodes:
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try:
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direct_client.direct_get_container(cnode, cpart, self.account,
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container1)
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except ClientException as err:
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self.assertEqual(err.http_status, 404)
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else:
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self.fail("Expected ClientException but didn't get it")
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# Assert account level also indicates container1 is gone
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headers, containers = client.get_account(self.url, self.token)
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self.assertEqual(headers['x-account-container-count'], '0')
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self.assertEqual(headers['x-account-object-count'], '0')
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self.assertEqual(headers['x-account-bytes-used'], '0')
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def test_all_nodes_fail(self):
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# Create container1
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container1 = 'container-%s' % uuid4()
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cpart, cnodes = self.container_ring.get_nodes(self.account, container1)
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client.put_container(self.url, self.token, container1)
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client.put_object(self.url, self.token, container1, 'obj1', 'data1')
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# All primaries go down
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for cnode in cnodes:
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kill_server((cnode['ip'], cnode['port']), self.ipport2server)
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# Can't GET the container
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with self.assertRaises(client.ClientException) as caught:
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client.get_container(self.url, self.token, container1)
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self.assertEqual(caught.exception.http_status, 503)
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# But we can still write objects! The old info is still in memcache
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client.put_object(self.url, self.token, container1, 'obj2', 'data2')
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# Can't POST the container, either
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with self.assertRaises(client.ClientException) as caught:
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client.post_container(self.url, self.token, container1, {})
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self.assertEqual(caught.exception.http_status, 503)
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# Though it *does* evict the cache
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with self.assertRaises(client.ClientException) as caught:
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client.put_object(self.url, self.token, container1, 'obj3', 'x')
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self.assertEqual(caught.exception.http_status, 503)
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def _get_container_db_files(self, container):
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opart, onodes = self.container_ring.get_nodes(self.account, container)
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onode = onodes[0]
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db_files = []
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for onode in onodes:
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node_id = (onode['port'] % 100) // 10
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device = onode['device']
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hash_str = hash_path(self.account, container)
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server_conf = readconf(self.configs['container-server'][node_id])
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devices = server_conf['app:container-server']['devices']
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obj_dir = '%s/%s/containers/%s/%s/%s/' % (devices,
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device, opart,
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hash_str[-3:], hash_str)
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db_files.append(get_db_file_path(obj_dir))
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return db_files
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def test_locked_container_dbs(self):
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def run_test(num_locks, catch_503):
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container = 'container-%s' % uuid4()
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client.put_container(self.url, self.token, container)
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# Get the container info into memcache (so no stray
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# get_container_info calls muck up our timings)
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client.get_container(self.url, self.token, container)
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db_files = self._get_container_db_files(container)
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db_conns = []
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for i in range(num_locks):
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db_conn = connect(db_files[i])
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db_conn.execute('begin exclusive transaction')
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db_conns.append(db_conn)
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if catch_503:
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try:
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client.delete_container(self.url, self.token, container)
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except client.ClientException as err:
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self.assertEqual(err.http_status, 503)
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else:
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self.fail("Expected ClientException but didn't get it")
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else:
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client.delete_container(self.url, self.token, container)
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proxy_conf = readconf(self.configs['proxy-server'],
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section_name='app:proxy-server')
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node_timeout = int(proxy_conf.get('node_timeout', 10))
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pool = GreenPool()
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try:
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with Timeout(node_timeout + 5):
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pool.spawn(run_test, 1, False)
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pool.spawn(run_test, 2, True)
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pool.spawn(run_test, 3, True)
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pool.waitall()
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except Timeout as err:
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raise Exception(
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"The server did not return a 503 on container db locks, "
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"it just hangs: %s" % err)
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if __name__ == '__main__':
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main()
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