#!/usr/bin/python -u # Copyright (c) 2010-2012 OpenStack, LLC. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or # implied. # See the License for the specific language governing permissions and # limitations under the License. from subprocess import call, Popen from unittest import main, TestCase from uuid import uuid4 from swiftclient import client from swift.common import direct_client from test.probe.common import kill_server, kill_servers, reset_environment, \ start_server class TestObjectHandoff(TestCase): def setUp(self): (self.pids, self.port2server, self.account_ring, self.container_ring, self.object_ring, self.url, self.token, self.account) = reset_environment() def tearDown(self): kill_servers(self.port2server, self.pids) def test_main(self): # Create container # Kill one container/obj primary server # Create container/obj (goes to two primary servers and one handoff) # Kill other two container/obj primary servers # Indirectly through proxy assert we can get container/obj # Restart those other two container/obj primary servers # Directly to handoff server assert we can get container/obj # Assert container listing (via proxy and directly) has container/obj # Bring the first container/obj primary server back up # Assert that it doesn't have container/obj yet # Run object replication, ensuring we run the handoff node last so it # should remove its extra handoff partition # Assert the first container/obj primary server now has container/obj # Assert the handoff server no longer has container/obj # Kill the first container/obj primary server again (we have two # primaries and the handoff up now) # Delete container/obj # Assert we can't head container/obj # Assert container/obj is not in the container listing, both indirectly # and directly # Restart the first container/obj primary server again # Assert it still has container/obj # Run object replication, ensuring we run the handoff node last so it # should remove its extra handoff partition # Assert primary node no longer has container/obj container = 'container-%s' % uuid4() client.put_container(self.url, self.token, container) cpart, cnodes = self.container_ring.get_nodes(self.account, container) cnode = cnodes[0] obj = 'object-%s' % uuid4() opart, onodes = self.object_ring.get_nodes( self.account, container, obj) onode = onodes[0] kill_server(onode['port'], self.port2server, self.pids) client.put_object(self.url, self.token, container, obj, 'VERIFY') odata = client.get_object(self.url, self.token, container, obj)[-1] if odata != 'VERIFY': raise Exception('Object GET did not return VERIFY, instead it ' 'returned: %s' % repr(odata)) # Kill all primaries to ensure GET handoff works for node in onodes[1:]: kill_server(node['port'], self.port2server, self.pids) odata = client.get_object(self.url, self.token, container, obj)[-1] if odata != 'VERIFY': raise Exception('Object GET did not return VERIFY, instead it ' 'returned: %s' % repr(odata)) for node in onodes[1:]: start_server(node['port'], self.port2server, self.pids) # We've indirectly verified the handoff node has the object, but let's # directly verify it. another_onode = self.object_ring.get_more_nodes(opart).next() odata = direct_client.direct_get_object( another_onode, opart, self.account, container, obj)[-1] if odata != 'VERIFY': raise Exception('Direct object GET did not return VERIFY, instead ' 'it returned: %s' % repr(odata)) objs = [o['name'] for o in client.get_container(self.url, self.token, container)[1]] if obj not in objs: raise Exception('Container listing did not know about object') for cnode in cnodes: objs = [o['name'] for o in direct_client.direct_get_container( cnode, cpart, self.account, container)[1]] if obj not in objs: raise Exception( 'Container server %s:%s did not know about object' % (cnode['ip'], cnode['port'])) start_server(onode['port'], self.port2server, self.pids) exc = None try: direct_client.direct_get_object(onode, opart, self.account, container, obj) except direct_client.ClientException, err: exc = err self.assertEquals(exc.http_status, 404) # Run the extra server last so it'll remove its extra partition processes = [] for node in onodes: processes.append(Popen(['swift-object-replicator', '/etc/swift/object-server/%d.conf' % ((node['port'] - 6000) / 10), 'once'])) for process in processes: process.wait() call(['swift-object-replicator', '/etc/swift/object-server/%d.conf' % ((another_onode['port'] - 6000) / 10), 'once']) odata = direct_client.direct_get_object(onode, opart, self.account, container, obj)[-1] if odata != 'VERIFY': raise Exception('Direct object GET did not return VERIFY, instead ' 'it returned: %s' % repr(odata)) exc = None try: direct_client.direct_get_object(another_onode, opart, self.account, container, obj) except direct_client.ClientException, err: exc = err self.assertEquals(exc.http_status, 404) kill_server(onode['port'], self.port2server, self.pids) client.delete_object(self.url, self.token, container, obj) exc = None try: client.head_object(self.url, self.token, container, obj) except direct_client.ClientException, err: exc = err self.assertEquals(exc.http_status, 404) objs = [o['name'] for o in client.get_container(self.url, self.token, container)[1]] if obj in objs: raise Exception('Container listing still knew about object') for cnode in cnodes: objs = [o['name'] for o in direct_client.direct_get_container( cnode, cpart, self.account, container)[1]] if obj in objs: raise Exception( 'Container server %s:%s still knew about object' % (cnode['ip'], cnode['port'])) start_server(onode['port'], self.port2server, self.pids) direct_client.direct_get_object(onode, opart, self.account, container, obj) # Run the extra server last so it'll remove its extra partition processes = [] for node in onodes: processes.append(Popen(['swift-object-replicator', '/etc/swift/object-server/%d.conf' % ((node['port'] - 6000) / 10), 'once'])) for process in processes: process.wait() call(['swift-object-replicator', '/etc/swift/object-server/%d.conf' % ((another_onode['port'] - 6000) / 10), 'once']) exc = None try: direct_client.direct_get_object(another_onode, opart, self.account, container, obj) except direct_client.ClientException, err: exc = err self.assertEquals(exc.http_status, 404) if __name__ == '__main__': main()