swift/test/probe/test_object_metadata_replication.py
Kota Tsuyuzaki 1e79f828ad Remove all post_as_copy related code and configes
It was deprecated and we discussed on this topic in Denver PTG
for Queen cycle. Main motivation for this work is that deprecated
post_as_copy option and its gate blocks future symlink work.

Change-Id: I411893db1565864ed5beb6ae75c38b982a574476
2017-09-16 05:50:41 +00:00

841 lines
34 KiB
Python

#!/usr/bin/python -u
# Copyright (c) 2010-2012 OpenStack Foundation
#
# 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 io import StringIO
import unittest
import os
import uuid
from swift.common.direct_client import direct_get_suffix_hashes
from swift.common.exceptions import DiskFileDeleted
from swift.common.internal_client import UnexpectedResponse
from swift.container.backend import ContainerBroker
from swift.common import utils
from swiftclient import client
from swift.common.ring import Ring
from swift.common.utils import Timestamp, get_logger, hash_path
from swift.obj.diskfile import DiskFileManager
from swift.common.storage_policy import POLICIES
from test.probe.brain import BrainSplitter
from test.probe.common import ReplProbeTest
class Test(ReplProbeTest):
def setUp(self):
"""
Reset all environment and start all servers.
"""
super(Test, self).setUp()
self.container_name = 'container-%s' % uuid.uuid4()
self.object_name = 'object-%s' % uuid.uuid4()
self.brain = BrainSplitter(self.url, self.token, self.container_name,
self.object_name, 'object',
policy=self.policy)
self.container_brain = BrainSplitter(self.url, self.token,
self.container_name)
self.int_client = self.make_internal_client()
def _get_object_info(self, account, container, obj, number):
obj_conf = self.configs['object-server']
config_path = obj_conf[number]
options = utils.readconf(config_path, 'app:object-server')
swift_dir = options.get('swift_dir', '/etc/swift')
ring = POLICIES.get_object_ring(int(self.policy), swift_dir)
part, nodes = ring.get_nodes(account, container, obj)
for node in nodes:
# assumes one to one mapping
if node['port'] == int(options.get('bind_port')):
device = node['device']
break
else:
return None
mgr = DiskFileManager(options, get_logger(options))
disk_file = mgr.get_diskfile(device, part, account, container, obj,
self.policy)
info = disk_file.read_metadata()
return info
def _assert_consistent_object_metadata(self):
obj_info = []
for i in range(1, 5):
info_i = self._get_object_info(self.account, self.container_name,
self.object_name, i)
if info_i:
obj_info.append(info_i)
self.assertGreater(len(obj_info), 1)
for other in obj_info[1:]:
self.assertDictEqual(obj_info[0], other)
def _assert_consistent_deleted_object(self):
for i in range(1, 5):
try:
info = self._get_object_info(self.account, self.container_name,
self.object_name, i)
if info is not None:
self.fail('Expected no disk file info but found %s' % info)
except DiskFileDeleted:
pass
def _get_db_info(self, account, container, number):
server_type = 'container'
obj_conf = self.configs['%s-server' % server_type]
config_path = obj_conf[number]
options = utils.readconf(config_path, 'app:container-server')
root = options.get('devices')
swift_dir = options.get('swift_dir', '/etc/swift')
ring = Ring(swift_dir, ring_name=server_type)
part, nodes = ring.get_nodes(account, container)
for node in nodes:
# assumes one to one mapping
if node['port'] == int(options.get('bind_port')):
device = node['device']
break
else:
return None
path_hash = utils.hash_path(account, container)
_dir = utils.storage_directory('%ss' % server_type, part, path_hash)
db_dir = os.path.join(root, device, _dir)
db_file = os.path.join(db_dir, '%s.db' % path_hash)
db = ContainerBroker(db_file)
return db.get_info()
def _assert_consistent_container_dbs(self):
db_info = []
for i in range(1, 5):
info_i = self._get_db_info(self.account, self.container_name, i)
if info_i:
db_info.append(info_i)
self.assertGreater(len(db_info), 1)
for other in db_info[1:]:
self.assertEqual(db_info[0]['hash'], other['hash'],
'Container db hash mismatch: %s != %s'
% (db_info[0]['hash'], other['hash']))
def _assert_object_metadata_matches_listing(self, listing, metadata):
self.assertEqual(listing['bytes'], int(metadata['content-length']))
self.assertEqual(listing['hash'], metadata['etag'])
self.assertEqual(listing['content_type'], metadata['content-type'])
modified = Timestamp(metadata['x-timestamp']).isoformat
self.assertEqual(listing['last_modified'], modified)
def _put_object(self, headers=None, body=u'stuff'):
headers = headers or {}
self.int_client.upload_object(StringIO(body), self.account,
self.container_name,
self.object_name, headers)
def _post_object(self, headers):
self.int_client.set_object_metadata(self.account, self.container_name,
self.object_name, headers)
def _delete_object(self):
self.int_client.delete_object(self.account, self.container_name,
self.object_name)
def _get_object(self, headers=None, expect_statuses=(2,)):
return self.int_client.get_object(self.account,
self.container_name,
self.object_name,
headers,
acceptable_statuses=expect_statuses)
def _get_object_metadata(self):
return self.int_client.get_object_metadata(self.account,
self.container_name,
self.object_name)
def _assert_consistent_suffix_hashes(self):
opart, onodes = self.object_ring.get_nodes(
self.account, self.container_name, self.object_name)
name_hash = hash_path(
self.account, self.container_name, self.object_name)
results = []
for node in onodes:
results.append(
(node,
direct_get_suffix_hashes(node, opart, [name_hash[-3:]])))
for (node, hashes) in results[1:]:
self.assertEqual(results[0][1], hashes,
'Inconsistent suffix hashes found: %s' % results)
def test_object_delete_is_replicated(self):
self.brain.put_container()
# put object
self._put_object()
# put newer object with sysmeta to first server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object()
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# delete object on second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._delete_object()
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# run replicator
self.get_to_final_state()
# check object deletion has been replicated on first server set
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._get_object(expect_statuses=(4,))
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# check object deletion persists on second server set
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._get_object(expect_statuses=(4,))
# put newer object to second server set
self._put_object()
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# run replicator
self.get_to_final_state()
# check new object has been replicated on first server set
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._get_object()
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# check new object persists on second server set
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._get_object()
def test_object_after_replication_with_subsequent_post(self):
self.brain.put_container()
# put object
self._put_object(headers={'Content-Type': 'foo'}, body=u'older')
# put newer object to first server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'bar'}, body=u'newer')
metadata = self._get_object_metadata()
etag = metadata['etag']
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# post some user meta to all servers
self._post_object({'x-object-meta-bar': 'meta-bar'})
# run replicator
self.get_to_final_state()
# check that newer data has been replicated to second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
metadata = self._get_object_metadata()
self.assertEqual(etag, metadata['etag'])
self.assertEqual('bar', metadata['content-type'])
self.assertEqual('meta-bar', metadata['x-object-meta-bar'])
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self._assert_consistent_object_metadata()
self._assert_consistent_container_dbs()
self._assert_consistent_suffix_hashes()
def test_sysmeta_after_replication_with_subsequent_put(self):
sysmeta = {'x-object-sysmeta-foo': 'older'}
sysmeta2 = {'x-object-sysmeta-foo': 'newer'}
usermeta = {'x-object-meta-bar': 'meta-bar'}
self.brain.put_container()
# put object with sysmeta to first server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers=sysmeta)
metadata = self._get_object_metadata()
for key in sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta[key])
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# put object with updated sysmeta to second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers=sysmeta2)
metadata = self._get_object_metadata()
for key in sysmeta2:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta2[key])
self._post_object(usermeta)
metadata = self._get_object_metadata()
for key in usermeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], usermeta[key])
for key in sysmeta2:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta2[key])
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# run replicator
self.get_to_final_state()
# check sysmeta has been replicated to first server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
metadata = self._get_object_metadata()
for key in usermeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], usermeta[key])
for key in sysmeta2.keys():
self.assertIn(key, metadata, key)
self.assertEqual(metadata[key], sysmeta2[key])
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# check user sysmeta ok on second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
metadata = self._get_object_metadata()
for key in usermeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], usermeta[key])
for key in sysmeta2.keys():
self.assertIn(key, metadata, key)
self.assertEqual(metadata[key], sysmeta2[key])
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self._assert_consistent_object_metadata()
self._assert_consistent_container_dbs()
self._assert_consistent_suffix_hashes()
def test_sysmeta_after_replication_with_subsequent_post(self):
sysmeta = {'x-object-sysmeta-foo': 'sysmeta-foo'}
usermeta = {'x-object-meta-bar': 'meta-bar'}
transient_sysmeta = {
'x-object-transient-sysmeta-bar': 'transient-sysmeta-bar'}
self.brain.put_container()
# put object
self._put_object()
# put newer object with sysmeta to first server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers=sysmeta)
metadata = self._get_object_metadata()
for key in sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta[key])
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# post some user meta to second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
user_and_transient_sysmeta = dict(usermeta)
user_and_transient_sysmeta.update(transient_sysmeta)
self._post_object(user_and_transient_sysmeta)
metadata = self._get_object_metadata()
for key in user_and_transient_sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], user_and_transient_sysmeta[key])
for key in sysmeta:
self.assertNotIn(key, metadata)
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# run replicator
self.get_to_final_state()
# check user metadata has been replicated to first server subset
# and sysmeta is unchanged
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
metadata = self._get_object_metadata()
expected = dict(sysmeta)
expected.update(usermeta)
expected.update(transient_sysmeta)
for key in expected.keys():
self.assertIn(key, metadata, key)
self.assertEqual(metadata[key], expected[key])
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# check user metadata and sysmeta both on second server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
metadata = self._get_object_metadata()
for key in expected.keys():
self.assertIn(key, metadata, key)
self.assertEqual(metadata[key], expected[key])
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self._assert_consistent_object_metadata()
self._assert_consistent_container_dbs()
self._assert_consistent_suffix_hashes()
def test_sysmeta_after_replication_with_prior_post(self):
sysmeta = {'x-object-sysmeta-foo': 'sysmeta-foo'}
usermeta = {'x-object-meta-bar': 'meta-bar'}
transient_sysmeta = {
'x-object-transient-sysmeta-bar': 'transient-sysmeta-bar'}
self.brain.put_container()
# put object
self._put_object()
# put user meta to first server subset
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
user_and_transient_sysmeta = dict(usermeta)
user_and_transient_sysmeta.update(transient_sysmeta)
self._post_object(user_and_transient_sysmeta)
metadata = self._get_object_metadata()
for key in user_and_transient_sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], user_and_transient_sysmeta[key])
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# put newer object with sysmeta to second server subset
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers=sysmeta)
metadata = self._get_object_metadata()
for key in sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta[key])
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# run replicator
self.get_to_final_state()
# check stale user metadata is not replicated to first server subset
# and sysmeta is unchanged
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
metadata = self._get_object_metadata()
for key in sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta[key])
for key in user_and_transient_sysmeta:
self.assertNotIn(key, metadata)
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# check stale user metadata is removed from second server subset
# and sysmeta is replicated
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
metadata = self._get_object_metadata()
for key in sysmeta:
self.assertIn(key, metadata)
self.assertEqual(metadata[key], sysmeta[key])
for key in user_and_transient_sysmeta:
self.assertNotIn(key, metadata)
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self._assert_consistent_object_metadata()
self._assert_consistent_container_dbs()
self._assert_consistent_suffix_hashes()
def test_post_ctype_replicated_when_previous_incomplete_puts(self):
# primary half handoff half
# ------------ ------------
# t0.data: ctype = foo
# t1.data: ctype = bar
# t2.meta: ctype = baz
#
# ...run replicator and expect...
#
# t1.data:
# t2.meta: ctype = baz
self.brain.put_container()
# incomplete write to primary half
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'foo'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# handoff write
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'bar'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# content-type update to primary half
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._post_object(headers={'Content-Type': 'baz'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self.get_to_final_state()
# check object metadata
metadata = client.head_object(self.url, self.token,
self.container_name,
self.object_name)
# check container listing metadata
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
for obj in objs:
if obj['name'] == self.object_name:
break
expected = 'baz'
self.assertEqual(obj['content_type'], expected)
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_consistent_container_dbs()
self._assert_consistent_object_metadata()
self._assert_consistent_suffix_hashes()
def test_put_ctype_replicated_when_subsequent_post(self):
# primary half handoff half
# ------------ ------------
# t0.data: ctype = foo
# t1.data: ctype = bar
# t2.meta:
#
# ...run replicator and expect...
#
# t1.data: ctype = bar
# t2.meta:
self.brain.put_container()
# incomplete write
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'foo'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# handoff write
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'bar'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# metadata update with newest data unavailable
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._post_object(headers={'X-Object-Meta-Color': 'Blue'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
self.get_to_final_state()
# check object metadata
metadata = client.head_object(self.url, self.token,
self.container_name,
self.object_name)
# check container listing metadata
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
for obj in objs:
if obj['name'] == self.object_name:
break
else:
self.fail('obj not found in container listing')
expected = 'bar'
self.assertEqual(obj['content_type'], expected)
self.assertEqual(metadata['x-object-meta-color'], 'Blue')
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_consistent_container_dbs()
self._assert_consistent_object_metadata()
self._assert_consistent_suffix_hashes()
def test_post_ctype_replicated_when_subsequent_post_without_ctype(self):
# primary half handoff half
# ------------ ------------
# t0.data: ctype = foo
# t1.data: ctype = bar
# t2.meta: ctype = bif
# t3.data: ctype = baz, color = 'Red'
# t4.meta: color = Blue
#
# ...run replicator and expect...
#
# t1.data:
# t4-delta.meta: ctype = baz, color = Blue
self.brain.put_container()
# incomplete write
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'foo',
'X-Object-Sysmeta-Test': 'older'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# handoff write
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'bar',
'X-Object-Sysmeta-Test': 'newer'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# incomplete post with content type
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._post_object(headers={'Content-Type': 'bif'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# incomplete post to handoff with content type
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._post_object(headers={'Content-Type': 'baz',
'X-Object-Meta-Color': 'Red'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# complete post with no content type
self._post_object(headers={'X-Object-Meta-Color': 'Blue',
'X-Object-Sysmeta-Test': 'ignored'})
# 'baz' wins over 'bar' but 'Blue' wins over 'Red'
self.get_to_final_state()
# check object metadata
metadata = self._get_object_metadata()
# check container listing metadata
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
for obj in objs:
if obj['name'] == self.object_name:
break
expected = 'baz'
self.assertEqual(obj['content_type'], expected)
self.assertEqual(metadata['x-object-meta-color'], 'Blue')
self.assertEqual(metadata['x-object-sysmeta-test'], 'newer')
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_consistent_container_dbs()
self._assert_consistent_object_metadata()
self._assert_consistent_suffix_hashes()
def test_put_ctype_replicated_when_subsequent_posts_without_ctype(self):
# primary half handoff half
# ------------ ------------
# t0.data: ctype = foo
# t1.data: ctype = bar
# t2.meta:
# t3.meta
#
# ...run replicator and expect...
#
# t1.data: ctype = bar
# t3.meta
self.brain.put_container()
self._put_object(headers={'Content-Type': 'foo',
'X-Object-Sysmeta-Test': 'older'})
# incomplete write to handoff half
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'bar',
'X-Object-Sysmeta-Test': 'newer'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# incomplete post with no content type to primary half
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._post_object(headers={'X-Object-Meta-Color': 'Red',
'X-Object-Sysmeta-Test': 'ignored'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# incomplete post with no content type to handoff half
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._post_object(headers={'X-Object-Meta-Color': 'Blue'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
self.get_to_final_state()
# check object metadata
metadata = self._get_object_metadata()
# check container listing metadata
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
for obj in objs:
if obj['name'] == self.object_name:
break
expected = 'bar'
self.assertEqual(obj['content_type'], expected)
self._assert_object_metadata_matches_listing(obj, metadata)
self.assertEqual(metadata['x-object-meta-color'], 'Blue')
self.assertEqual(metadata['x-object-sysmeta-test'], 'newer')
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_consistent_container_dbs()
self._assert_consistent_object_metadata()
self._assert_consistent_suffix_hashes()
def test_posted_metadata_only_persists_after_prior_put(self):
# newer metadata posted to subset of nodes should persist after an
# earlier put on other nodes, but older content-type on that subset
# should not persist
self.brain.put_container()
# incomplete put to handoff
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'oldest',
'X-Object-Sysmeta-Test': 'oldest',
'X-Object-Meta-Test': 'oldest'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# incomplete put to primary
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'oldest',
'X-Object-Sysmeta-Test': 'oldest',
'X-Object-Meta-Test': 'oldest'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# incomplete post with content-type to handoff
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._post_object(headers={'Content-Type': 'newer',
'X-Object-Meta-Test': 'newer'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# incomplete put to primary
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'newest',
'X-Object-Sysmeta-Test': 'newest',
'X-Object-Meta-Test': 'newer'})
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# incomplete post with no content-type to handoff which still has
# out of date content-type
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._post_object(headers={'X-Object-Meta-Test': 'newest'})
metadata = self._get_object_metadata()
self.assertEqual(metadata['x-object-meta-test'], 'newest')
self.assertEqual(metadata['content-type'], 'newer')
self.brain.start_primary_half()
self.container_brain.start_primary_half()
self.get_to_final_state()
# check object metadata
metadata = self._get_object_metadata()
self.assertEqual(metadata['x-object-meta-test'], 'newest')
self.assertEqual(metadata['x-object-sysmeta-test'], 'newest')
self.assertEqual(metadata['content-type'], 'newest')
# check container listing metadata
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
for obj in objs:
if obj['name'] == self.object_name:
break
self.assertEqual(obj['content_type'], 'newest')
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_object_metadata_matches_listing(obj, metadata)
self._assert_consistent_container_dbs()
self._assert_consistent_object_metadata()
self._assert_consistent_suffix_hashes()
def test_post_trumped_by_prior_delete(self):
# new metadata and content-type posted to subset of nodes should not
# cause object to persist after replication of an earlier delete on
# other nodes.
self.brain.put_container()
# incomplete put
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._put_object(headers={'Content-Type': 'oldest',
'X-Object-Sysmeta-Test': 'oldest',
'X-Object-Meta-Test': 'oldest'})
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# incomplete put then delete
self.brain.stop_handoff_half()
self.container_brain.stop_handoff_half()
self._put_object(headers={'Content-Type': 'oldest',
'X-Object-Sysmeta-Test': 'oldest',
'X-Object-Meta-Test': 'oldest'})
self._delete_object()
self.brain.start_handoff_half()
self.container_brain.start_handoff_half()
# handoff post
self.brain.stop_primary_half()
self.container_brain.stop_primary_half()
self._post_object(headers={'Content-Type': 'newest',
'X-Object-Sysmeta-Test': 'ignored',
'X-Object-Meta-Test': 'newest'})
# check object metadata
metadata = self._get_object_metadata()
self.assertEqual(metadata['x-object-sysmeta-test'], 'oldest')
self.assertEqual(metadata['x-object-meta-test'], 'newest')
self.assertEqual(metadata['content-type'], 'newest')
self.brain.start_primary_half()
self.container_brain.start_primary_half()
# delete trumps later post
self.get_to_final_state()
# check object is now deleted
self.assertRaises(UnexpectedResponse, self._get_object_metadata)
container_metadata, objs = client.get_container(self.url, self.token,
self.container_name)
self.assertEqual(0, len(objs))
self._assert_consistent_container_dbs()
self._assert_consistent_deleted_object()
self._assert_consistent_suffix_hashes()
if __name__ == "__main__":
unittest.main()