156 lines
6.6 KiB
Python
156 lines
6.6 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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import os
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import shutil
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from subprocess import call
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from unittest import main, TestCase
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from uuid import uuid4
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from swiftclient import client
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from swift.common import direct_client
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from test.probe.common import kill_server, kill_servers, reset_environment,\
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start_server
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from swift.common.utils import readconf
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class TestEmptyDevice(TestCase):
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def setUp(self):
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(self.pids, self.port2server, self.account_ring, self.container_ring,
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self.object_ring, self.url, self.token,
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self.account, self.configs) = reset_environment()
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def tearDown(self):
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kill_servers(self.port2server, self.pids)
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def _get_objects_dir(self, onode):
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device = onode['device']
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node_id = (onode['port'] - 6000) / 10
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obj_server_conf = readconf(self.configs['object'] % node_id)
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devices = obj_server_conf['app:object-server']['devices']
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obj_dir = '%s/%s' % (devices, device)
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return obj_dir
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def test_main(self):
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# Create container
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# Kill one container/obj primary server
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# Delete the "objects" directory on the primary server
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# Create container/obj (goes to two primary servers and one handoff)
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# Kill other two container/obj primary servers
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# Indirectly through proxy assert we can get container/obj
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# Restart those other two container/obj primary servers
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# Directly to handoff server assert we can get container/obj
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# Assert container listing (via proxy and directly) has container/obj
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# Bring the first container/obj primary server back up
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# Assert that it doesn't have container/obj yet
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# Run object replication for first container/obj primary server
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# Run object replication for handoff node
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# Assert the first container/obj primary server now has container/obj
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# Assert the handoff server no longer has container/obj
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container = 'container-%s' % uuid4()
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client.put_container(self.url, self.token, container)
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cpart, cnodes = self.container_ring.get_nodes(self.account, container)
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cnode = cnodes[0]
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obj = 'object-%s' % uuid4()
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opart, onodes = self.object_ring.get_nodes(
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self.account, container, obj)
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onode = onodes[0]
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kill_server(onode['port'], self.port2server, self.pids)
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obj_dir = '%s/objects' % self._get_objects_dir(onode)
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shutil.rmtree(obj_dir, True)
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self.assertFalse(os.path.exists(obj_dir))
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client.put_object(self.url, self.token, container, obj, 'VERIFY')
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odata = client.get_object(self.url, self.token, container, obj)[-1]
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if odata != 'VERIFY':
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raise Exception('Object GET did not return VERIFY, instead it '
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'returned: %s' % repr(odata))
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# Kill all primaries to ensure GET handoff works
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for node in onodes[1:]:
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kill_server(node['port'], self.port2server, self.pids)
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odata = client.get_object(self.url, self.token, container, obj)[-1]
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if odata != 'VERIFY':
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raise Exception('Object GET did not return VERIFY, instead it '
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'returned: %s' % repr(odata))
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for node in onodes[1:]:
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start_server(node['port'], self.port2server, self.pids)
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self.assertFalse(os.path.exists(obj_dir))
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# We've indirectly verified the handoff node has the object, but
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# let's directly verify it.
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another_onode = self.object_ring.get_more_nodes(opart).next()
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odata = direct_client.direct_get_object(
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another_onode, opart, self.account, container, obj)[-1]
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if odata != 'VERIFY':
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raise Exception('Direct object GET did not return VERIFY, instead '
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'it returned: %s' % repr(odata))
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objs = [o['name'] for o in
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client.get_container(self.url, self.token, container)[1]]
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if obj not in objs:
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raise Exception('Container listing did not know about object')
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for cnode in cnodes:
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objs = [o['name'] for o in
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direct_client.direct_get_container(
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cnode, cpart, self.account, container)[1]]
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if obj not in objs:
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raise Exception(
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'Container server %s:%s did not know about object' %
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(cnode['ip'], cnode['port']))
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start_server(onode['port'], self.port2server, self.pids)
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self.assertFalse(os.path.exists(obj_dir))
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exc = None
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try:
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direct_client.direct_get_object(onode, opart, self.account,
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container, obj)
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except direct_client.ClientException as err:
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exc = err
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self.assertEquals(exc.http_status, 404)
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self.assertFalse(os.path.exists(obj_dir))
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try:
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port_num = onode['replication_port']
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except KeyError:
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port_num = onode['port']
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try:
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another_port_num = another_onode['replication_port']
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except KeyError:
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another_port_num = another_onode['port']
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call(['swift-object-replicator',
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self.configs['object-replicator'] %
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((port_num - 6000) / 10), 'once'])
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call(['swift-object-replicator',
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self.configs['object-replicator'] %
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((another_port_num - 6000) / 10), 'once'])
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odata = direct_client.direct_get_object(onode, opart, self.account,
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container, obj)[-1]
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if odata != 'VERIFY':
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raise Exception('Direct object GET did not return VERIFY, instead '
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'it returned: %s' % repr(odata))
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exc = None
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try:
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direct_client.direct_get_object(another_onode, opart, self.account,
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container, obj)
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except direct_client.ClientException as err:
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exc = err
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self.assertEquals(exc.http_status, 404)
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if __name__ == '__main__':
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main()
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