openstack/swift
Code Issues Proposed changes
2c7768a3cb
swift/test/unit/container/test_backend.py
Jenkins 83b62b4f39 Merge "Add Timestamp.now() helper"
2017-07-18 03:27:50 +00:00

2895 lines
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# 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.
""" Tests for swift.container.backend """
import os
import hashlib
import unittest
from time import sleep, time
from uuid import uuid4
import itertools
import random
from collections import defaultdict
from contextlib import contextmanager
import sqlite3
import pickle
import json
from swift.container.backend import ContainerBroker, \
update_new_item_from_existing
from swift.common.utils import Timestamp, encode_timestamps
from swift.common.storage_policy import POLICIES
import mock
from test.unit import (patch_policies, with_tempdir, make_timestamp_iter,
EMPTY_ETAG)
from test.unit.common import test_db
class TestContainerBroker(unittest.TestCase):
"""Tests for ContainerBroker"""
def test_creation(self):
# Test ContainerBroker.__init__
broker = ContainerBroker(':memory:', account='a', container='c')
self.assertEqual(broker.db_file, ':memory:')
broker.initialize(Timestamp('1').internal, 0)
with broker.get() as conn:
curs = conn.cursor()
curs.execute('SELECT 1')
self.assertEqual(curs.fetchall()[0][0], 1)
@patch_policies
def test_storage_policy_property(self):
ts = (Timestamp(t).internal for t in itertools.count(int(time())))
for policy in POLICIES:
broker = ContainerBroker(':memory:', account='a',
container='policy_%s' % policy.name)
broker.initialize(next(ts), policy.idx)
with broker.get() as conn:
try:
conn.execute('''SELECT storage_policy_index
FROM container_stat''')
except Exception:
is_migrated = False
else:
is_migrated = True
if not is_migrated:
# pre spi tests don't set policy on initialize
broker.set_storage_policy_index(policy.idx)
self.assertEqual(policy.idx, broker.storage_policy_index)
# make sure it's cached
with mock.patch.object(broker, 'get'):
self.assertEqual(policy.idx, broker.storage_policy_index)
def test_exception(self):
# Test ContainerBroker throwing a conn away after
# unhandled exception
first_conn = None
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
with broker.get() as conn:
first_conn = conn
try:
with broker.get() as conn:
self.assertEqual(first_conn, conn)
raise Exception('OMG')
except Exception:
pass
self.assertTrue(broker.conn is None)
def test_empty(self):
# Test ContainerBroker.empty
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
self.assertTrue(broker.empty())
broker.put_object('o', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
self.assertTrue(not broker.empty())
sleep(.00001)
broker.delete_object('o', Timestamp.now().internal)
self.assertTrue(broker.empty())
def test_reclaim(self):
broker = ContainerBroker(':memory:', account='test_account',
container='test_container')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('o', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 1)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 0)
broker.reclaim(Timestamp(time() - 999).internal, time())
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 1)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 0)
sleep(.00001)
broker.delete_object('o', Timestamp.now().internal)
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 0)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 1)
broker.reclaim(Timestamp(time() - 999).internal, time())
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 0)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 1)
sleep(.00001)
broker.reclaim(Timestamp.now().internal, time())
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 0)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 0)
# Test the return values of reclaim()
broker.put_object('w', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('x', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('y', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('z', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
# Test before deletion
broker.reclaim(Timestamp.now().internal, time())
broker.delete_db(Timestamp.now().internal)
def test_get_info_is_deleted(self):
start = int(time())
ts = (Timestamp(t).internal for t in itertools.count(start))
broker = ContainerBroker(':memory:', account='test_account',
container='test_container')
# create it
broker.initialize(next(ts), POLICIES.default.idx)
info, is_deleted = broker.get_info_is_deleted()
self.assertEqual(is_deleted, broker.is_deleted())
self.assertEqual(is_deleted, False) # sanity
self.assertEqual(info, broker.get_info())
self.assertEqual(info['put_timestamp'], Timestamp(start).internal)
self.assertTrue(Timestamp(info['created_at']) >= start)
self.assertEqual(info['delete_timestamp'], '0')
if self.__class__ in (TestContainerBrokerBeforeMetadata,
TestContainerBrokerBeforeXSync,
TestContainerBrokerBeforeSPI):
self.assertEqual(info['status_changed_at'], '0')
else:
self.assertEqual(info['status_changed_at'],
Timestamp(start).internal)
# delete it
delete_timestamp = next(ts)
broker.delete_db(delete_timestamp)
info, is_deleted = broker.get_info_is_deleted()
self.assertEqual(is_deleted, True) # sanity
self.assertEqual(is_deleted, broker.is_deleted())
self.assertEqual(info, broker.get_info())
self.assertEqual(info['put_timestamp'], Timestamp(start).internal)
self.assertTrue(Timestamp(info['created_at']) >= start)
self.assertEqual(info['delete_timestamp'], delete_timestamp)
self.assertEqual(info['status_changed_at'], delete_timestamp)
# bring back to life
broker.put_object('obj', next(ts), 0, 'text/plain', 'etag',
storage_policy_index=broker.storage_policy_index)
info, is_deleted = broker.get_info_is_deleted()
self.assertEqual(is_deleted, False) # sanity
self.assertEqual(is_deleted, broker.is_deleted())
self.assertEqual(info, broker.get_info())
self.assertEqual(info['put_timestamp'], Timestamp(start).internal)
self.assertTrue(Timestamp(info['created_at']) >= start)
self.assertEqual(info['delete_timestamp'], delete_timestamp)
self.assertEqual(info['status_changed_at'], delete_timestamp)
def test_delete_object(self):
# Test ContainerBroker.delete_object
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('o', Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 1)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 0)
sleep(.00001)
broker.delete_object('o', Timestamp.now().internal)
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 0").fetchone()[0], 0)
self.assertEqual(conn.execute(
"SELECT count(*) FROM object "
"WHERE deleted = 1").fetchone()[0], 1)
def test_put_object(self):
# Test ContainerBroker.put_object
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
# Create initial object
timestamp = Timestamp.now().internal
broker.put_object('"{<object \'&\' name>}"', timestamp, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 123)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'5af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Reput same event
broker.put_object('"{<object \'&\' name>}"', timestamp, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 123)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'5af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Put new event
sleep(.00001)
timestamp = Timestamp.now().internal
broker.put_object('"{<object \'&\' name>}"', timestamp, 124,
'application/x-test',
'aa0749bacbc79ec65fe206943d8fe449')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 124)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'aa0749bacbc79ec65fe206943d8fe449')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Put old event
otimestamp = Timestamp(float(Timestamp(timestamp)) - 1).internal
broker.put_object('"{<object \'&\' name>}"', otimestamp, 124,
'application/x-test',
'aa0749bacbc79ec65fe206943d8fe449')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 124)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'aa0749bacbc79ec65fe206943d8fe449')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Put old delete event
dtimestamp = Timestamp(float(Timestamp(timestamp)) - 1).internal
broker.put_object('"{<object \'&\' name>}"', dtimestamp, 0, '', '',
deleted=1)
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 124)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'aa0749bacbc79ec65fe206943d8fe449')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Put new delete event
sleep(.00001)
timestamp = Timestamp.now().internal
broker.put_object('"{<object \'&\' name>}"', timestamp, 0, '', '',
deleted=1)
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 1)
# Put new event
sleep(.00001)
timestamp = Timestamp.now().internal
broker.put_object('"{<object \'&\' name>}"', timestamp, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 123)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'5af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# We'll use this later
sleep(.0001)
in_between_timestamp = Timestamp.now().internal
# New post event
sleep(.0001)
previous_timestamp = timestamp
timestamp = Timestamp.now().internal
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0],
previous_timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 123)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'5af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
# Put event from after last put but before last post
timestamp = in_between_timestamp
broker.put_object('"{<object \'&\' name>}"', timestamp, 456,
'application/x-test3',
'6af83e3196bf99f440f31f2e1a6c9afe')
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0],
'"{<object \'&\' name>}"')
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], 456)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
'application/x-test3')
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0],
'6af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], 0)
def test_make_tuple_for_pickle(self):
record = {'name': 'obj',
'created_at': '1234567890.12345',
'size': 42,
'content_type': 'text/plain',
'etag': 'hash_test',
'deleted': '1',
'storage_policy_index': '2',
'ctype_timestamp': None,
'meta_timestamp': None}
broker = ContainerBroker(':memory:', account='a', container='c')
expect = ('obj', '1234567890.12345', 42, 'text/plain', 'hash_test',
'1', '2', None, None)
result = broker.make_tuple_for_pickle(record)
self.assertEqual(expect, result)
record['ctype_timestamp'] = '2233445566.00000'
expect = ('obj', '1234567890.12345', 42, 'text/plain', 'hash_test',
'1', '2', '2233445566.00000', None)
result = broker.make_tuple_for_pickle(record)
self.assertEqual(expect, result)
record['meta_timestamp'] = '5566778899.00000'
expect = ('obj', '1234567890.12345', 42, 'text/plain', 'hash_test',
'1', '2', '2233445566.00000', '5566778899.00000')
result = broker.make_tuple_for_pickle(record)
self.assertEqual(expect, result)
@with_tempdir
def test_load_old_record_from_pending_file(self, tempdir):
# Test reading old update record from pending file
db_path = os.path.join(tempdir, 'container.db')
broker = ContainerBroker(db_path, account='a', container='c')
broker.initialize(time(), 0)
record = {'name': 'obj',
'created_at': '1234567890.12345',
'size': 42,
'content_type': 'text/plain',
'etag': 'hash_test',
'deleted': '1',
'storage_policy_index': '2',
'ctype_timestamp': None,
'meta_timestamp': None}
# sanity check
self.assertFalse(os.path.isfile(broker.pending_file))
# simulate existing pending items written with old code,
# i.e. without content_type and meta timestamps
def old_make_tuple_for_pickle(_, record):
return (record['name'], record['created_at'], record['size'],
record['content_type'], record['etag'], record['deleted'],
record['storage_policy_index'])
_new = 'swift.container.backend.ContainerBroker.make_tuple_for_pickle'
with mock.patch(_new, old_make_tuple_for_pickle):
broker.put_record(dict(record))
self.assertTrue(os.path.getsize(broker.pending_file) > 0)
read_items = []
def mock_merge_items(_, item_list, *args):
# capture the items read from the pending file
read_items.extend(item_list)
with mock.patch('swift.container.backend.ContainerBroker.merge_items',
mock_merge_items):
broker._commit_puts()
self.assertEqual(1, len(read_items))
self.assertEqual(record, read_items[0])
self.assertTrue(os.path.getsize(broker.pending_file) == 0)
@with_tempdir
def test_save_and_load_record_from_pending_file(self, tempdir):
db_path = os.path.join(tempdir, 'container.db')
broker = ContainerBroker(db_path, account='a', container='c')
broker.initialize(time(), 0)
record = {'name': 'obj',
'created_at': '1234567890.12345',
'size': 42,
'content_type': 'text/plain',
'etag': 'hash_test',
'deleted': '1',
'storage_policy_index': '2',
'ctype_timestamp': '1234567890.44444',
'meta_timestamp': '1234567890.99999'}
# sanity check
self.assertFalse(os.path.isfile(broker.pending_file))
broker.put_record(dict(record))
self.assertTrue(os.path.getsize(broker.pending_file) > 0)
read_items = []
def mock_merge_items(_, item_list, *args):
# capture the items read from the pending file
read_items.extend(item_list)
with mock.patch('swift.container.backend.ContainerBroker.merge_items',
mock_merge_items):
broker._commit_puts()
self.assertEqual(1, len(read_items))
self.assertEqual(record, read_items[0])
self.assertTrue(os.path.getsize(broker.pending_file) == 0)
def _assert_db_row(self, broker, name, timestamp, size, content_type, hash,
deleted=0):
with broker.get() as conn:
self.assertEqual(conn.execute(
"SELECT name FROM object").fetchone()[0], name)
self.assertEqual(conn.execute(
"SELECT created_at FROM object").fetchone()[0], timestamp)
self.assertEqual(conn.execute(
"SELECT size FROM object").fetchone()[0], size)
self.assertEqual(conn.execute(
"SELECT content_type FROM object").fetchone()[0],
content_type)
self.assertEqual(conn.execute(
"SELECT etag FROM object").fetchone()[0], hash)
self.assertEqual(conn.execute(
"SELECT deleted FROM object").fetchone()[0], deleted)
def _test_put_object_multiple_encoded_timestamps(self, broker):
ts = (Timestamp(t) for t in itertools.count(int(time())))
broker.initialize(next(ts).internal, 0)
t = [next(ts) for _ in range(9)]
# Create initial object
broker.put_object('obj_name', t[0].internal, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t[0].internal, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
# hash and size change with same data timestamp are ignored
t_encoded = encode_timestamps(t[0], t[1], t[1])
broker.put_object('obj_name', t_encoded, 456,
'application/x-test-2',
'1234567890abcdeffedcba0987654321')
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 123,
'application/x-test-2',
'5af83e3196bf99f440f31f2e1a6c9afe')
# content-type change with same timestamp is ignored
t_encoded = encode_timestamps(t[0], t[1], t[2])
broker.put_object('obj_name', t_encoded, 456,
'application/x-test-3',
'1234567890abcdeffedcba0987654321')
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 123,
'application/x-test-2',
'5af83e3196bf99f440f31f2e1a6c9afe')
# update with differing newer timestamps
t_encoded = encode_timestamps(t[4], t[6], t[8])
broker.put_object('obj_name', t_encoded, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890')
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890')
# update with differing older timestamps should be ignored
t_encoded_older = encode_timestamps(t[3], t[5], t[7])
self.assertEqual(1, len(broker.get_items_since(0, 100)))
broker.put_object('obj_name', t_encoded_older, 9999,
'application/x-test-ignored',
'ignored_hash')
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890')
def test_put_object_multiple_encoded_timestamps_using_memory(self):
# Test ContainerBroker.put_object with differing data, content-type
# and metadata timestamps
broker = ContainerBroker(':memory:', account='a', container='c')
self._test_put_object_multiple_encoded_timestamps(broker)
@with_tempdir
def test_put_object_multiple_encoded_timestamps_using_file(self, tempdir):
# Test ContainerBroker.put_object with differing data, content-type
# and metadata timestamps, using file db to ensure that the code paths
# to write/read pending file are exercised.
db_path = os.path.join(tempdir, 'container.db')
broker = ContainerBroker(db_path, account='a', container='c')
self._test_put_object_multiple_encoded_timestamps(broker)
def _test_put_object_multiple_explicit_timestamps(self, broker):
ts = (Timestamp(t) for t in itertools.count(int(time())))
broker.initialize(next(ts).internal, 0)
t = [next(ts) for _ in range(11)]
# Create initial object
broker.put_object('obj_name', t[0].internal, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe',
ctype_timestamp=None,
meta_timestamp=None)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t[0].internal, 123,
'application/x-test',
'5af83e3196bf99f440f31f2e1a6c9afe')
# hash and size change with same data timestamp are ignored
t_encoded = encode_timestamps(t[0], t[1], t[1])
broker.put_object('obj_name', t[0].internal, 456,
'application/x-test-2',
'1234567890abcdeffedcba0987654321',
ctype_timestamp=t[1].internal,
meta_timestamp=t[1].internal)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 123,
'application/x-test-2',
'5af83e3196bf99f440f31f2e1a6c9afe')
# content-type change with same timestamp is ignored
t_encoded = encode_timestamps(t[0], t[1], t[2])
broker.put_object('obj_name', t[0].internal, 456,
'application/x-test-3',
'1234567890abcdeffedcba0987654321',
ctype_timestamp=t[1].internal,
meta_timestamp=t[2].internal)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 123,
'application/x-test-2',
'5af83e3196bf99f440f31f2e1a6c9afe')
# update with differing newer timestamps
t_encoded = encode_timestamps(t[4], t[6], t[8])
broker.put_object('obj_name', t[4].internal, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890',
ctype_timestamp=t[6].internal,
meta_timestamp=t[8].internal)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890')
# update with differing older timestamps should be ignored
broker.put_object('obj_name', t[3].internal, 9999,
'application/x-test-ignored',
'ignored_hash',
ctype_timestamp=t[5].internal,
meta_timestamp=t[7].internal)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 789,
'application/x-test-3',
'abcdef1234567890abcdef1234567890')
# content_type_timestamp == None defaults to data timestamp
t_encoded = encode_timestamps(t[9], t[9], t[8])
broker.put_object('obj_name', t[9].internal, 9999,
'application/x-test-new',
'new_hash',
ctype_timestamp=None,
meta_timestamp=t[7].internal)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 9999,
'application/x-test-new',
'new_hash')
# meta_timestamp == None defaults to data timestamp
t_encoded = encode_timestamps(t[9], t[10], t[10])
broker.put_object('obj_name', t[8].internal, 1111,
'application/x-test-newer',
'older_hash',
ctype_timestamp=t[10].internal,
meta_timestamp=None)
self.assertEqual(1, len(broker.get_items_since(0, 100)))
self._assert_db_row(broker, 'obj_name', t_encoded, 9999,
'application/x-test-newer',
'new_hash')
def test_put_object_multiple_explicit_timestamps_using_memory(self):
# Test ContainerBroker.put_object with differing data, content-type
# and metadata timestamps passed as explicit args
broker = ContainerBroker(':memory:', account='a', container='c')
self._test_put_object_multiple_explicit_timestamps(broker)
@with_tempdir
def test_put_object_multiple_explicit_timestamps_using_file(self, tempdir):
# Test ContainerBroker.put_object with differing data, content-type
# and metadata timestamps passed as explicit args, using file db to
# ensure that the code paths to write/read pending file are exercised.
db_path = os.path.join(tempdir, 'container.db')
broker = ContainerBroker(db_path, account='a', container='c')
self._test_put_object_multiple_explicit_timestamps(broker)
def test_last_modified_time(self):
# Test container listing reports the most recent of data or metadata
# timestamp as last-modified time
ts = (Timestamp(t) for t in itertools.count(int(time())))
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(next(ts).internal, 0)
# simple 'single' timestamp case
t0 = next(ts)
broker.put_object('obj1', t0.internal, 0, 'text/plain', 'hash1')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 1)
self.assertEqual(listing[0][0], 'obj1')
self.assertEqual(listing[0][1], t0.internal)
# content-type and metadata are updated at t1
t1 = next(ts)
t_encoded = encode_timestamps(t0, t1, t1)
broker.put_object('obj1', t_encoded, 0, 'text/plain', 'hash1')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 1)
self.assertEqual(listing[0][0], 'obj1')
self.assertEqual(listing[0][1], t1.internal)
# used later
t2 = next(ts)
# metadata is updated at t3
t3 = next(ts)
t_encoded = encode_timestamps(t0, t1, t3)
broker.put_object('obj1', t_encoded, 0, 'text/plain', 'hash1')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 1)
self.assertEqual(listing[0][0], 'obj1')
self.assertEqual(listing[0][1], t3.internal)
# all parts updated at t2, last-modified should remain at t3
t_encoded = encode_timestamps(t2, t2, t2)
broker.put_object('obj1', t_encoded, 0, 'text/plain', 'hash1')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 1)
self.assertEqual(listing[0][0], 'obj1')
self.assertEqual(listing[0][1], t3.internal)
# all parts updated at t4, last-modified should be t4
t4 = next(ts)
t_encoded = encode_timestamps(t4, t4, t4)
broker.put_object('obj1', t_encoded, 0, 'text/plain', 'hash1')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 1)
self.assertEqual(listing[0][0], 'obj1')
self.assertEqual(listing[0][1], t4.internal)
@patch_policies
def test_put_misplaced_object_does_not_effect_container_stats(self):
policy = random.choice(list(POLICIES))
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
broker = ContainerBroker(':memory:',
account='a', container='c')
broker.initialize(next(ts), policy.idx)
# migration tests may not honor policy on initialize
if isinstance(self, ContainerBrokerMigrationMixin):
real_storage_policy_index = \
broker.get_info()['storage_policy_index']
policy = [p for p in POLICIES
if p.idx == real_storage_policy_index][0]
broker.put_object('correct_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=policy.idx)
info = broker.get_info()
self.assertEqual(1, info['object_count'])
self.assertEqual(123, info['bytes_used'])
other_policy = random.choice([p for p in POLICIES
if p is not policy])
broker.put_object('wrong_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=other_policy.idx)
self.assertEqual(1, info['object_count'])
self.assertEqual(123, info['bytes_used'])
@patch_policies
def test_has_multiple_policies(self):
policy = random.choice(list(POLICIES))
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
broker = ContainerBroker(':memory:',
account='a', container='c')
broker.initialize(next(ts), policy.idx)
# migration tests may not honor policy on initialize
if isinstance(self, ContainerBrokerMigrationMixin):
real_storage_policy_index = \
broker.get_info()['storage_policy_index']
policy = [p for p in POLICIES
if p.idx == real_storage_policy_index][0]
broker.put_object('correct_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=policy.idx)
self.assertFalse(broker.has_multiple_policies())
other_policy = [p for p in POLICIES if p is not policy][0]
broker.put_object('wrong_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=other_policy.idx)
self.assertTrue(broker.has_multiple_policies())
@patch_policies
def test_get_policy_info(self):
policy = random.choice(list(POLICIES))
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
broker = ContainerBroker(':memory:',
account='a', container='c')
broker.initialize(next(ts), policy.idx)
# migration tests may not honor policy on initialize
if isinstance(self, ContainerBrokerMigrationMixin):
real_storage_policy_index = \
broker.get_info()['storage_policy_index']
policy = [p for p in POLICIES
if p.idx == real_storage_policy_index][0]
policy_stats = broker.get_policy_stats()
expected = {policy.idx: {'bytes_used': 0, 'object_count': 0}}
self.assertEqual(policy_stats, expected)
# add an object
broker.put_object('correct_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=policy.idx)
policy_stats = broker.get_policy_stats()
expected = {policy.idx: {'bytes_used': 123, 'object_count': 1}}
self.assertEqual(policy_stats, expected)
# add a misplaced object
other_policy = random.choice([p for p in POLICIES
if p is not policy])
broker.put_object('wrong_o', next(ts), 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=other_policy.idx)
policy_stats = broker.get_policy_stats()
expected = {
policy.idx: {'bytes_used': 123, 'object_count': 1},
other_policy.idx: {'bytes_used': 123, 'object_count': 1},
}
self.assertEqual(policy_stats, expected)
@patch_policies
def test_policy_stat_tracking(self):
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
broker = ContainerBroker(':memory:',
account='a', container='c')
# Note: in subclasses of this TestCase that inherit the
# ContainerBrokerMigrationMixin, passing POLICIES.default.idx here has
# no effect and broker.get_policy_stats() returns a dict with a single
# entry mapping policy index 0 to the container stats
broker.initialize(next(ts), POLICIES.default.idx)
stats = defaultdict(dict)
def assert_empty_default_policy_stats(policy_stats):
# if no objects were added for the default policy we still
# expect an entry for the default policy in the returned info
# because the database was initialized with that storage policy
# - but it must be empty.
default_stats = policy_stats[POLICIES.default.idx]
expected = {'object_count': 0, 'bytes_used': 0}
self.assertEqual(default_stats, expected)
policy_stats = broker.get_policy_stats()
assert_empty_default_policy_stats(policy_stats)
iters = 100
for i in range(iters):
policy_index = random.randint(0, iters * 0.1)
name = 'object-%s' % random.randint(0, iters * 0.1)
size = random.randint(0, iters)
broker.put_object(name, next(ts), size, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe',
storage_policy_index=policy_index)
# track the size of the latest timestamp put for each object
# in each storage policy
stats[policy_index][name] = size
policy_stats = broker.get_policy_stats()
if POLICIES.default.idx not in stats:
# unlikely, but check empty default index still in policy stats
assert_empty_default_policy_stats(policy_stats)
policy_stats.pop(POLICIES.default.idx)
self.assertEqual(len(policy_stats), len(stats))
for policy_index, stat in policy_stats.items():
self.assertEqual(stat['object_count'], len(stats[policy_index]))
self.assertEqual(stat['bytes_used'],
sum(stats[policy_index].values()))
def test_initialize_container_broker_in_default(self):
broker = ContainerBroker(':memory:', account='test1',
container='test2')
# initialize with no storage_policy_index argument
broker.initialize(Timestamp(1).internal)
info = broker.get_info()
self.assertEqual(info['account'], 'test1')
self.assertEqual(info['container'], 'test2')
self.assertEqual(info['hash'], '00000000000000000000000000000000')
self.assertEqual(info['put_timestamp'], Timestamp(1).internal)
self.assertEqual(info['delete_timestamp'], '0')
info = broker.get_info()
self.assertEqual(info['object_count'], 0)
self.assertEqual(info['bytes_used'], 0)
policy_stats = broker.get_policy_stats()
# Act as policy-0
self.assertTrue(0 in policy_stats)
self.assertEqual(policy_stats[0]['bytes_used'], 0)
self.assertEqual(policy_stats[0]['object_count'], 0)
broker.put_object('o1', Timestamp.now().internal, 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 123)
policy_stats = broker.get_policy_stats()
self.assertTrue(0 in policy_stats)
self.assertEqual(policy_stats[0]['object_count'], 1)
self.assertEqual(policy_stats[0]['bytes_used'], 123)
def test_get_info(self):
# Test ContainerBroker.get_info
broker = ContainerBroker(':memory:', account='test1',
container='test2')
broker.initialize(Timestamp('1').internal, 0)
info = broker.get_info()
self.assertEqual(info['account'], 'test1')
self.assertEqual(info['container'], 'test2')
self.assertEqual(info['hash'], '00000000000000000000000000000000')
self.assertEqual(info['put_timestamp'], Timestamp(1).internal)
self.assertEqual(info['delete_timestamp'], '0')
if self.__class__ in (TestContainerBrokerBeforeMetadata,
TestContainerBrokerBeforeXSync,
TestContainerBrokerBeforeSPI):
self.assertEqual(info['status_changed_at'], '0')
else:
self.assertEqual(info['status_changed_at'],
Timestamp(1).internal)
info = broker.get_info()
self.assertEqual(info['object_count'], 0)
self.assertEqual(info['bytes_used'], 0)
broker.put_object('o1', Timestamp.now().internal, 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 123)
sleep(.00001)
broker.put_object('o2', Timestamp.now().internal, 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 2)
self.assertEqual(info['bytes_used'], 246)
sleep(.00001)
broker.put_object('o2', Timestamp.now().internal, 1000,
'text/plain', '5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 2)
self.assertEqual(info['bytes_used'], 1123)
sleep(.00001)
broker.delete_object('o1', Timestamp.now().internal)
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 1000)
sleep(.00001)
broker.delete_object('o2', Timestamp.now().internal)
info = broker.get_info()
self.assertEqual(info['object_count'], 0)
self.assertEqual(info['bytes_used'], 0)
info = broker.get_info()
self.assertEqual(info['x_container_sync_point1'], -1)
self.assertEqual(info['x_container_sync_point2'], -1)
def test_set_x_syncs(self):
broker = ContainerBroker(':memory:', account='test1',
container='test2')
broker.initialize(Timestamp('1').internal, 0)
info = broker.get_info()
self.assertEqual(info['x_container_sync_point1'], -1)
self.assertEqual(info['x_container_sync_point2'], -1)
broker.set_x_container_sync_points(1, 2)
info = broker.get_info()
self.assertEqual(info['x_container_sync_point1'], 1)
self.assertEqual(info['x_container_sync_point2'], 2)
def test_get_report_info(self):
broker = ContainerBroker(':memory:', account='test1',
container='test2')
broker.initialize(Timestamp('1').internal, 0)
info = broker.get_info()
self.assertEqual(info['account'], 'test1')
self.assertEqual(info['container'], 'test2')
self.assertEqual(info['object_count'], 0)
self.assertEqual(info['bytes_used'], 0)
self.assertEqual(info['reported_object_count'], 0)
self.assertEqual(info['reported_bytes_used'], 0)
broker.put_object('o1', Timestamp.now().internal, 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 123)
self.assertEqual(info['reported_object_count'], 0)
self.assertEqual(info['reported_bytes_used'], 0)
sleep(.00001)
broker.put_object('o2', Timestamp.now().internal, 123, 'text/plain',
'5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 2)
self.assertEqual(info['bytes_used'], 246)
self.assertEqual(info['reported_object_count'], 0)
self.assertEqual(info['reported_bytes_used'], 0)
sleep(.00001)
broker.put_object('o2', Timestamp.now().internal, 1000,
'text/plain', '5af83e3196bf99f440f31f2e1a6c9afe')
info = broker.get_info()
self.assertEqual(info['object_count'], 2)
self.assertEqual(info['bytes_used'], 1123)
self.assertEqual(info['reported_object_count'], 0)
self.assertEqual(info['reported_bytes_used'], 0)
put_timestamp = Timestamp.now().internal
sleep(.001)
delete_timestamp = Timestamp.now().internal
broker.reported(put_timestamp, delete_timestamp, 2, 1123)
info = broker.get_info()
self.assertEqual(info['object_count'], 2)
self.assertEqual(info['bytes_used'], 1123)
self.assertEqual(info['reported_put_timestamp'], put_timestamp)
self.assertEqual(info['reported_delete_timestamp'], delete_timestamp)
self.assertEqual(info['reported_object_count'], 2)
self.assertEqual(info['reported_bytes_used'], 1123)
sleep(.00001)
broker.delete_object('o1', Timestamp.now().internal)
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 1000)
self.assertEqual(info['reported_object_count'], 2)
self.assertEqual(info['reported_bytes_used'], 1123)
sleep(.00001)
broker.delete_object('o2', Timestamp.now().internal)
info = broker.get_info()
self.assertEqual(info['object_count'], 0)
self.assertEqual(info['bytes_used'], 0)
self.assertEqual(info['reported_object_count'], 2)
self.assertEqual(info['reported_bytes_used'], 1123)
def test_list_objects_iter(self):
# Test ContainerBroker.list_objects_iter
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
for obj1 in range(4):
for obj2 in range(125):
broker.put_object('%d/%04d' % (obj1, obj2),
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
for obj in range(125):
broker.put_object('2/0051/%04d' % obj,
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
for obj in range(125):
broker.put_object('3/%04d/0049' % obj,
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 100)
self.assertEqual(listing[0][0], '0/0000')
self.assertEqual(listing[-1][0], '0/0099')
listing = broker.list_objects_iter(100, '', '0/0050', None, '')
self.assertEqual(len(listing), 50)
self.assertEqual(listing[0][0], '0/0000')
self.assertEqual(listing[-1][0], '0/0049')
listing = broker.list_objects_iter(100, '0/0099', None, None, '')
self.assertEqual(len(listing), 100)
self.assertEqual(listing[0][0], '0/0100')
self.assertEqual(listing[-1][0], '1/0074')
listing = broker.list_objects_iter(55, '1/0074', None, None, '')
self.assertEqual(len(listing), 55)
self.assertEqual(listing[0][0], '1/0075')
self.assertEqual(listing[-1][0], '2/0004')
listing = broker.list_objects_iter(55, '2/0005', None, None, '',
reverse=True)
self.assertEqual(len(listing), 55)
self.assertEqual(listing[0][0], '2/0004')
self.assertEqual(listing[-1][0], '1/0075')
listing = broker.list_objects_iter(10, '', None, '0/01', '')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0/0100')
self.assertEqual(listing[-1][0], '0/0109')
listing = broker.list_objects_iter(10, '', None, '0/', '/')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0/0000')
self.assertEqual(listing[-1][0], '0/0009')
listing = broker.list_objects_iter(10, '', None, '0/', '/',
reverse=True)
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0/0124')
self.assertEqual(listing[-1][0], '0/0115')
# Same as above, but using the path argument.
listing = broker.list_objects_iter(10, '', None, None, '', '0')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0/0000')
self.assertEqual(listing[-1][0], '0/0009')
listing = broker.list_objects_iter(10, '', None, None, '', '0',
reverse=True)
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0/0124')
self.assertEqual(listing[-1][0], '0/0115')
listing = broker.list_objects_iter(10, '', None, '', '/')
self.assertEqual(len(listing), 4)
self.assertEqual([row[0] for row in listing],
['0/', '1/', '2/', '3/'])
listing = broker.list_objects_iter(10, '', None, '', '/', reverse=True)
self.assertEqual(len(listing), 4)
self.assertEqual([row[0] for row in listing],
['3/', '2/', '1/', '0/'])
listing = broker.list_objects_iter(10, '2', None, None, '/')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['2/', '3/'])
listing = broker.list_objects_iter(10, '2/', None, None, '/')
self.assertEqual(len(listing), 1)
self.assertEqual([row[0] for row in listing], ['3/'])
listing = broker.list_objects_iter(10, '2/', None, None, '/',
reverse=True)
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['1/', '0/'])
listing = broker.list_objects_iter(10, '20', None, None, '/',
reverse=True)
self.assertEqual(len(listing), 3)
self.assertEqual([row[0] for row in listing], ['2/', '1/', '0/'])
listing = broker.list_objects_iter(10, '2/0050', None, '2/', '/')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '2/0051')
self.assertEqual(listing[1][0], '2/0051/')
self.assertEqual(listing[2][0], '2/0052')
self.assertEqual(listing[-1][0], '2/0059')
listing = broker.list_objects_iter(10, '3/0045', None, '3/', '/')
self.assertEqual(len(listing), 10)
self.assertEqual([row[0] for row in listing],
['3/0045/', '3/0046', '3/0046/', '3/0047',
'3/0047/', '3/0048', '3/0048/', '3/0049',
'3/0049/', '3/0050'])
broker.put_object('3/0049/', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(10, '3/0048', None, None, None)
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['3/0048/0049', '3/0049', '3/0049/',
'3/0049/0049', '3/0050', '3/0050/0049', '3/0051', '3/0051/0049',
'3/0052', '3/0052/0049'])
listing = broker.list_objects_iter(10, '3/0048', None, '3/', '/')
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['3/0048/', '3/0049', '3/0049/', '3/0050',
'3/0050/', '3/0051', '3/0051/', '3/0052', '3/0052/', '3/0053'])
listing = broker.list_objects_iter(10, None, None, '3/0049/', '/')
self.assertEqual(len(listing), 2)
self.assertEqual(
[row[0] for row in listing],
['3/0049/', '3/0049/0049'])
listing = broker.list_objects_iter(10, None, None, None, None,
'3/0049')
self.assertEqual(len(listing), 1)
self.assertEqual([row[0] for row in listing], ['3/0049/0049'])
listing = broker.list_objects_iter(2, None, None, '3/', '/')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['3/0000', '3/0000/'])
listing = broker.list_objects_iter(2, None, None, None, None, '3')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['3/0000', '3/0001'])
def test_reverse_prefix_delim(self):
expectations = [
{
'objects': [
'topdir1/subdir1.0/obj1',
'topdir1/subdir1.1/obj1',
'topdir1/subdir1/obj1',
],
'params': {
'prefix': 'topdir1/',
'delimiter': '/',
},
'expected': [
'topdir1/subdir1.0/',
'topdir1/subdir1.1/',
'topdir1/subdir1/',
],
},
{
'objects': [
'topdir1/subdir1.0/obj1',
'topdir1/subdir1.1/obj1',
'topdir1/subdir1/obj1',
'topdir1/subdir10',
'topdir1/subdir10/obj1',
],
'params': {
'prefix': 'topdir1/',
'delimiter': '/',
},
'expected': [
'topdir1/subdir1.0/',
'topdir1/subdir1.1/',
'topdir1/subdir1/',
'topdir1/subdir10',
'topdir1/subdir10/',
],
},
{
'objects': [
'topdir1/subdir1/obj1',
'topdir1/subdir1.0/obj1',
'topdir1/subdir1.1/obj1',
],
'params': {
'prefix': 'topdir1/',
'delimiter': '/',
'reverse': True,
},
'expected': [
'topdir1/subdir1/',
'topdir1/subdir1.1/',
'topdir1/subdir1.0/',
],
},
{
'objects': [
'topdir1/subdir10/obj1',
'topdir1/subdir10',
'topdir1/subdir1/obj1',
'topdir1/subdir1.0/obj1',
'topdir1/subdir1.1/obj1',
],
'params': {
'prefix': 'topdir1/',
'delimiter': '/',
'reverse': True,
},
'expected': [
'topdir1/subdir10/',
'topdir1/subdir10',
'topdir1/subdir1/',
'topdir1/subdir1.1/',
'topdir1/subdir1.0/',
],
},
{
'objects': [
'1',
'2',
'3/1',
'3/2.2',
'3/2/1',
'3/2/2',
'3/3',
'4',
],
'params': {
'path': '3/',
},
'expected': [
'3/1',
'3/2.2',
'3/3',
],
},
{
'objects': [
'1',
'2',
'3/1',
'3/2.2',
'3/2/1',
'3/2/2',
'3/3',
'4',
],
'params': {
'path': '3/',
'reverse': True,
},
'expected': [
'3/3',
'3/2.2',
'3/1',
],
},
]
ts = make_timestamp_iter()
default_listing_params = {
'limit': 10000,
'marker': '',
'end_marker': None,
'prefix': None,
'delimiter': None,
}
obj_create_params = {
'size': 0,
'content_type': 'application/test',
'etag': EMPTY_ETAG,
}
failures = []
for expected in expectations:
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(next(ts).internal, 0)
for name in expected['objects']:
broker.put_object(name, next(ts).internal, **obj_create_params)
params = default_listing_params.copy()
params.update(expected['params'])
listing = list(o[0] for o in broker.list_objects_iter(**params))
if listing != expected['expected']:
expected['listing'] = listing
failures.append(
"With objects %(objects)r, the params %(params)r "
"produced %(listing)r instead of %(expected)r" % expected)
self.assertFalse(failures, "Found the following failures:\n%s" %
'\n'.join(failures))
def test_list_objects_iter_non_slash(self):
# Test ContainerBroker.list_objects_iter using a
# delimiter that is not a slash
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
for obj1 in range(4):
for obj2 in range(125):
broker.put_object('%d:%04d' % (obj1, obj2),
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
for obj in range(125):
broker.put_object('2:0051:%04d' % obj,
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
for obj in range(125):
broker.put_object('3:%04d:0049' % obj,
Timestamp.now().internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(100, '', None, None, '')
self.assertEqual(len(listing), 100)
self.assertEqual(listing[0][0], '0:0000')
self.assertEqual(listing[-1][0], '0:0099')
listing = broker.list_objects_iter(100, '', '0:0050', None, '')
self.assertEqual(len(listing), 50)
self.assertEqual(listing[0][0], '0:0000')
self.assertEqual(listing[-1][0], '0:0049')
listing = broker.list_objects_iter(100, '0:0099', None, None, '')
self.assertEqual(len(listing), 100)
self.assertEqual(listing[0][0], '0:0100')
self.assertEqual(listing[-1][0], '1:0074')
listing = broker.list_objects_iter(55, '1:0074', None, None, '')
self.assertEqual(len(listing), 55)
self.assertEqual(listing[0][0], '1:0075')
self.assertEqual(listing[-1][0], '2:0004')
listing = broker.list_objects_iter(10, '', None, '0:01', '')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0:0100')
self.assertEqual(listing[-1][0], '0:0109')
listing = broker.list_objects_iter(10, '', None, '0:', ':')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '0:0000')
self.assertEqual(listing[-1][0], '0:0009')
# Same as above, but using the path argument, so nothing should be
# returned since path uses a '/' as a delimiter.
listing = broker.list_objects_iter(10, '', None, None, '', '0')
self.assertEqual(len(listing), 0)
listing = broker.list_objects_iter(10, '', None, '', ':')
self.assertEqual(len(listing), 4)
self.assertEqual([row[0] for row in listing],
['0:', '1:', '2:', '3:'])
listing = broker.list_objects_iter(10, '2', None, None, ':')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['2:', '3:'])
listing = broker.list_objects_iter(10, '2:', None, None, ':')
self.assertEqual(len(listing), 1)
self.assertEqual([row[0] for row in listing], ['3:'])
listing = broker.list_objects_iter(10, '2:0050', None, '2:', ':')
self.assertEqual(len(listing), 10)
self.assertEqual(listing[0][0], '2:0051')
self.assertEqual(listing[1][0], '2:0051:')
self.assertEqual(listing[2][0], '2:0052')
self.assertEqual(listing[-1][0], '2:0059')
listing = broker.list_objects_iter(10, '3:0045', None, '3:', ':')
self.assertEqual(len(listing), 10)
self.assertEqual([row[0] for row in listing],
['3:0045:', '3:0046', '3:0046:', '3:0047',
'3:0047:', '3:0048', '3:0048:', '3:0049',
'3:0049:', '3:0050'])
broker.put_object('3:0049:', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(10, '3:0048', None, None, None)
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['3:0048:0049', '3:0049', '3:0049:',
'3:0049:0049', '3:0050', '3:0050:0049', '3:0051', '3:0051:0049',
'3:0052', '3:0052:0049'])
listing = broker.list_objects_iter(10, '3:0048', None, '3:', ':')
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['3:0048:', '3:0049', '3:0049:', '3:0050',
'3:0050:', '3:0051', '3:0051:', '3:0052', '3:0052:', '3:0053'])
listing = broker.list_objects_iter(10, None, None, '3:0049:', ':')
self.assertEqual(len(listing), 2)
self.assertEqual(
[row[0] for row in listing],
['3:0049:', '3:0049:0049'])
# Same as above, but using the path argument, so nothing should be
# returned since path uses a '/' as a delimiter.
listing = broker.list_objects_iter(10, None, None, None, None,
'3:0049')
self.assertEqual(len(listing), 0)
listing = broker.list_objects_iter(2, None, None, '3:', ':')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['3:0000', '3:0000:'])
listing = broker.list_objects_iter(2, None, None, None, None, '3')
self.assertEqual(len(listing), 0)
def test_list_objects_iter_prefix_delim(self):
# Test ContainerBroker.list_objects_iter
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object(
'/pets/dogs/1', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'/pets/dogs/2', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'/pets/fish/a', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'/pets/fish/b', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'/pets/fish_info.txt', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'/snakes', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
# def list_objects_iter(self, limit, marker, prefix, delimiter,
# path=None, format=None):
listing = broker.list_objects_iter(100, None, None, '/pets/f', '/')
self.assertEqual([row[0] for row in listing],
['/pets/fish/', '/pets/fish_info.txt'])
listing = broker.list_objects_iter(100, None, None, '/pets/fish', '/')
self.assertEqual([row[0] for row in listing],
['/pets/fish/', '/pets/fish_info.txt'])
listing = broker.list_objects_iter(100, None, None, '/pets/fish/', '/')
self.assertEqual([row[0] for row in listing],
['/pets/fish/a', '/pets/fish/b'])
listing = broker.list_objects_iter(100, None, None, None, '/')
self.assertEqual([row[0] for row in listing],
['/'])
def test_list_objects_iter_order_and_reverse(self):
# Test ContainerBroker.list_objects_iter
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object(
'o1', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'o10', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'O1', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'o2', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'o3', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object(
'O4', Timestamp(0).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(100, None, None, '', '',
reverse=False)
self.assertEqual([row[0] for row in listing],
['O1', 'O4', 'o1', 'o10', 'o2', 'o3'])
listing = broker.list_objects_iter(100, None, None, '', '',
reverse=True)
self.assertEqual([row[0] for row in listing],
['o3', 'o2', 'o10', 'o1', 'O4', 'O1'])
listing = broker.list_objects_iter(2, None, None, '', '',
reverse=True)
self.assertEqual([row[0] for row in listing],
['o3', 'o2'])
listing = broker.list_objects_iter(100, 'o2', 'O4', '', '',
reverse=True)
self.assertEqual([row[0] for row in listing],
['o10', 'o1'])
def test_double_check_trailing_delimiter(self):
# Test ContainerBroker.list_objects_iter for a
# container that has an odd file with a trailing delimiter
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/a/a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/a/b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b/a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b/b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('c', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a/0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('00', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/00', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/1', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/1/', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0/1/0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1/', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1/0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(25, None, None, None, None)
self.assertEqual(len(listing), 22)
self.assertEqual(
[row[0] for row in listing],
['0', '0/', '0/0', '0/00', '0/1', '0/1/', '0/1/0', '00', '1', '1/',
'1/0', 'a', 'a/', 'a/0', 'a/a', 'a/a/a', 'a/a/b', 'a/b', 'b',
'b/a', 'b/b', 'c'])
listing = broker.list_objects_iter(25, None, None, '', '/')
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['0', '0/', '00', '1', '1/', 'a', 'a/', 'b', 'b/', 'c'])
listing = broker.list_objects_iter(25, None, None, 'a/', '/')
self.assertEqual(len(listing), 5)
self.assertEqual(
[row[0] for row in listing],
['a/', 'a/0', 'a/a', 'a/a/', 'a/b'])
listing = broker.list_objects_iter(25, None, None, '0/', '/')
self.assertEqual(len(listing), 5)
self.assertEqual(
[row[0] for row in listing],
['0/', '0/0', '0/00', '0/1', '0/1/'])
listing = broker.list_objects_iter(25, None, None, '0/1/', '/')
self.assertEqual(len(listing), 2)
self.assertEqual(
[row[0] for row in listing],
['0/1/', '0/1/0'])
listing = broker.list_objects_iter(25, None, None, 'b/', '/')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['b/a', 'b/b'])
def test_double_check_trailing_delimiter_non_slash(self):
# Test ContainerBroker.list_objects_iter for a
# container that has an odd file with a trailing delimiter
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:a:a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:a:b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b:a', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b:b', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('c', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('a:0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('00', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:00', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:1', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:1:', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('0:1:0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1:', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('1:0', Timestamp.now().internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
listing = broker.list_objects_iter(25, None, None, None, None)
self.assertEqual(len(listing), 22)
self.assertEqual(
[row[0] for row in listing],
['0', '00', '0:', '0:0', '0:00', '0:1', '0:1:', '0:1:0', '1', '1:',
'1:0', 'a', 'a:', 'a:0', 'a:a', 'a:a:a', 'a:a:b', 'a:b', 'b',
'b:a', 'b:b', 'c'])
listing = broker.list_objects_iter(25, None, None, '', ':')
self.assertEqual(len(listing), 10)
self.assertEqual(
[row[0] for row in listing],
['0', '00', '0:', '1', '1:', 'a', 'a:', 'b', 'b:', 'c'])
listing = broker.list_objects_iter(25, None, None, 'a:', ':')
self.assertEqual(len(listing), 5)
self.assertEqual(
[row[0] for row in listing],
['a:', 'a:0', 'a:a', 'a:a:', 'a:b'])
listing = broker.list_objects_iter(25, None, None, '0:', ':')
self.assertEqual(len(listing), 5)
self.assertEqual(
[row[0] for row in listing],
['0:', '0:0', '0:00', '0:1', '0:1:'])
listing = broker.list_objects_iter(25, None, None, '0:1:', ':')
self.assertEqual(len(listing), 2)
self.assertEqual(
[row[0] for row in listing],
['0:1:', '0:1:0'])
listing = broker.list_objects_iter(25, None, None, 'b:', ':')
self.assertEqual(len(listing), 2)
self.assertEqual([row[0] for row in listing], ['b:a', 'b:b'])
def test_chexor(self):
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('a', Timestamp(1).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker.put_object('b', Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
hasha = hashlib.md5('%s-%s' % ('a', Timestamp(1).internal)).digest()
hashb = hashlib.md5('%s-%s' % ('b', Timestamp(2).internal)).digest()
hashc = ''.join(
('%02x' % (ord(a) ^ ord(b)) for a, b in zip(hasha, hashb)))
self.assertEqual(broker.get_info()['hash'], hashc)
broker.put_object('b', Timestamp(3).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
hashb = hashlib.md5('%s-%s' % ('b', Timestamp(3).internal)).digest()
hashc = ''.join(
('%02x' % (ord(a) ^ ord(b)) for a, b in zip(hasha, hashb)))
self.assertEqual(broker.get_info()['hash'], hashc)
def test_newid(self):
# test DatabaseBroker.newid
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
id = broker.get_info()['id']
broker.newid('someid')
self.assertNotEqual(id, broker.get_info()['id'])
def test_get_items_since(self):
# test DatabaseBroker.get_items_since
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
broker.put_object('a', Timestamp(1).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
max_row = broker.get_replication_info()['max_row']
broker.put_object('b', Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
items = broker.get_items_since(max_row, 1000)
self.assertEqual(len(items), 1)
self.assertEqual(items[0]['name'], 'b')
def test_sync_merging(self):
# exercise the DatabaseBroker sync functions a bit
broker1 = ContainerBroker(':memory:', account='a', container='c')
broker1.initialize(Timestamp('1').internal, 0)
broker2 = ContainerBroker(':memory:', account='a', container='c')
broker2.initialize(Timestamp('1').internal, 0)
self.assertEqual(broker2.get_sync('12345'), -1)
broker1.merge_syncs([{'sync_point': 3, 'remote_id': '12345'}])
broker2.merge_syncs(broker1.get_syncs())
self.assertEqual(broker2.get_sync('12345'), 3)
def test_merge_items(self):
broker1 = ContainerBroker(':memory:', account='a', container='c')
broker1.initialize(Timestamp('1').internal, 0)
broker2 = ContainerBroker(':memory:', account='a', container='c')
broker2.initialize(Timestamp('1').internal, 0)
broker1.put_object('a', Timestamp(1).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker1.put_object('b', Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
id = broker1.get_info()['id']
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(len(items), 2)
self.assertEqual(['a', 'b'], sorted([rec['name'] for rec in items]))
broker1.put_object('c', Timestamp(3).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(len(items), 3)
self.assertEqual(['a', 'b', 'c'],
sorted([rec['name'] for rec in items]))
def test_merge_items_overwrite_unicode(self):
# test DatabaseBroker.merge_items
snowman = u'\N{SNOWMAN}'.encode('utf-8')
broker1 = ContainerBroker(':memory:', account='a', container='c')
broker1.initialize(Timestamp('1').internal, 0)
id = broker1.get_info()['id']
broker2 = ContainerBroker(':memory:', account='a', container='c')
broker2.initialize(Timestamp('1').internal, 0)
broker1.put_object(snowman, Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker1.put_object('b', Timestamp(3).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(json.loads(json.dumps(broker1.get_items_since(
broker2.get_sync(id), 1000))), id)
broker1.put_object(snowman, Timestamp(4).internal, 0, 'text/plain',
'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(json.loads(json.dumps(broker1.get_items_since(
broker2.get_sync(id), 1000))), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(['b', snowman],
sorted([rec['name'] for rec in items]))
for rec in items:
if rec['name'] == snowman:
self.assertEqual(rec['created_at'], Timestamp(4).internal)
if rec['name'] == 'b':
self.assertEqual(rec['created_at'], Timestamp(3).internal)
def test_merge_items_overwrite(self):
# test DatabaseBroker.merge_items
broker1 = ContainerBroker(':memory:', account='a', container='c')
broker1.initialize(Timestamp('1').internal, 0)
id = broker1.get_info()['id']
broker2 = ContainerBroker(':memory:', account='a', container='c')
broker2.initialize(Timestamp('1').internal, 0)
broker1.put_object('a', Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker1.put_object('b', Timestamp(3).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
broker1.put_object('a', Timestamp(4).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(['a', 'b'], sorted([rec['name'] for rec in items]))
for rec in items:
if rec['name'] == 'a':
self.assertEqual(rec['created_at'], Timestamp(4).internal)
if rec['name'] == 'b':
self.assertEqual(rec['created_at'], Timestamp(3).internal)
def test_merge_items_post_overwrite_out_of_order(self):
# test DatabaseBroker.merge_items
broker1 = ContainerBroker(':memory:', account='a', container='c')
broker1.initialize(Timestamp('1').internal, 0)
id = broker1.get_info()['id']
broker2 = ContainerBroker(':memory:', account='a', container='c')
broker2.initialize(Timestamp('1').internal, 0)
broker1.put_object('a', Timestamp(2).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker1.put_object('b', Timestamp(3).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
broker1.put_object('a', Timestamp(4).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(['a', 'b'], sorted([rec['name'] for rec in items]))
for rec in items:
if rec['name'] == 'a':
self.assertEqual(rec['created_at'], Timestamp(4).internal)
if rec['name'] == 'b':
self.assertEqual(rec['created_at'], Timestamp(3).internal)
self.assertEqual(rec['content_type'], 'text/plain')
items = broker2.get_items_since(-1, 1000)
self.assertEqual(['a', 'b'], sorted([rec['name'] for rec in items]))
for rec in items:
if rec['name'] == 'a':
self.assertEqual(rec['created_at'], Timestamp(4).internal)
if rec['name'] == 'b':
self.assertEqual(rec['created_at'], Timestamp(3).internal)
broker1.put_object('b', Timestamp(5).internal, 0,
'text/plain', 'd41d8cd98f00b204e9800998ecf8427e')
broker2.merge_items(broker1.get_items_since(
broker2.get_sync(id), 1000), id)
items = broker2.get_items_since(-1, 1000)
self.assertEqual(['a', 'b'], sorted([rec['name'] for rec in items]))
for rec in items:
if rec['name'] == 'a':
self.assertEqual(rec['created_at'], Timestamp(4).internal)
if rec['name'] == 'b':
self.assertEqual(rec['created_at'], Timestamp(5).internal)
self.assertEqual(rec['content_type'], 'text/plain')
def test_set_storage_policy_index(self):
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
broker = ContainerBroker(':memory:', account='test_account',
container='test_container')
timestamp = next(ts)
broker.initialize(timestamp, 0)
info = broker.get_info()
self.assertEqual(0, info['storage_policy_index']) # sanity check
self.assertEqual(0, info['object_count'])
self.assertEqual(0, info['bytes_used'])
if self.__class__ in (TestContainerBrokerBeforeMetadata,
TestContainerBrokerBeforeXSync,
TestContainerBrokerBeforeSPI):
self.assertEqual(info['status_changed_at'], '0')
else:
self.assertEqual(timestamp, info['status_changed_at'])
expected = {0: {'object_count': 0, 'bytes_used': 0}}
self.assertEqual(expected, broker.get_policy_stats())
timestamp = next(ts)
broker.set_storage_policy_index(111, timestamp)
self.assertEqual(broker.storage_policy_index, 111)
info = broker.get_info()
self.assertEqual(111, info['storage_policy_index'])
self.assertEqual(0, info['object_count'])
self.assertEqual(0, info['bytes_used'])
self.assertEqual(timestamp, info['status_changed_at'])
expected[111] = {'object_count': 0, 'bytes_used': 0}
self.assertEqual(expected, broker.get_policy_stats())
timestamp = next(ts)
broker.set_storage_policy_index(222, timestamp)
self.assertEqual(broker.storage_policy_index, 222)
info = broker.get_info()
self.assertEqual(222, info['storage_policy_index'])
self.assertEqual(0, info['object_count'])
self.assertEqual(0, info['bytes_used'])
self.assertEqual(timestamp, info['status_changed_at'])
expected[222] = {'object_count': 0, 'bytes_used': 0}
self.assertEqual(expected, broker.get_policy_stats())
old_timestamp, timestamp = timestamp, next(ts)
broker.set_storage_policy_index(222, timestamp) # it's idempotent
info = broker.get_info()
self.assertEqual(222, info['storage_policy_index'])
self.assertEqual(0, info['object_count'])
self.assertEqual(0, info['bytes_used'])
self.assertEqual(old_timestamp, info['status_changed_at'])
self.assertEqual(expected, broker.get_policy_stats())
def test_set_storage_policy_index_empty(self):
# Putting an object may trigger migrations, so test with a
# never-had-an-object container to make sure we handle it
broker = ContainerBroker(':memory:', account='test_account',
container='test_container')
broker.initialize(Timestamp('1').internal, 0)
info = broker.get_info()
self.assertEqual(0, info['storage_policy_index'])
broker.set_storage_policy_index(2)
info = broker.get_info()
self.assertEqual(2, info['storage_policy_index'])
def test_reconciler_sync(self):
broker = ContainerBroker(':memory:', account='test_account',
container='test_container')
broker.initialize(Timestamp('1').internal, 0)
self.assertEqual(-1, broker.get_reconciler_sync())
broker.update_reconciler_sync(10)
self.assertEqual(10, broker.get_reconciler_sync())
@with_tempdir
def test_legacy_pending_files(self, tempdir):
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
db_path = os.path.join(tempdir, 'container.db')
# first init an acct DB without the policy_stat table present
broker = ContainerBroker(db_path, account='a', container='c')
broker.initialize(next(ts), 1)
# manually make some pending entries lacking storage_policy_index
with open(broker.pending_file, 'a+b') as fp:
for i in range(10):
name, timestamp, size, content_type, etag, deleted = (
'o%s' % i, next(ts), 0, 'c', 'e', 0)
fp.write(':')
fp.write(pickle.dumps(
(name, timestamp, size, content_type, etag, deleted),
protocol=2).encode('base64'))
fp.flush()
# use put_object to append some more entries with different
# values for storage_policy_index
for i in range(10, 30):
name = 'o%s' % i
if i < 20:
size = 1
storage_policy_index = 0
else:
size = 2
storage_policy_index = 1
broker.put_object(name, next(ts), size, 'c', 'e', 0,
storage_policy_index=storage_policy_index)
broker._commit_puts_stale_ok()
# 10 objects with 0 bytes each in the legacy pending entries
# 10 objects with 1 bytes each in storage policy 0
# 10 objects with 2 bytes each in storage policy 1
expected = {
0: {'object_count': 20, 'bytes_used': 10},
1: {'object_count': 10, 'bytes_used': 20},
}
self.assertEqual(broker.get_policy_stats(), expected)
@with_tempdir
def test_get_info_no_stale_reads(self, tempdir):
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
db_path = os.path.join(tempdir, 'container.db')
def mock_commit_puts():
raise sqlite3.OperationalError('unable to open database file')
broker = ContainerBroker(db_path, account='a', container='c',
stale_reads_ok=False)
broker.initialize(next(ts), 1)
# manually make some pending entries
with open(broker.pending_file, 'a+b') as fp:
for i in range(10):
name, timestamp, size, content_type, etag, deleted = (
'o%s' % i, next(ts), 0, 'c', 'e', 0)
fp.write(':')
fp.write(pickle.dumps(
(name, timestamp, size, content_type, etag, deleted),
protocol=2).encode('base64'))
fp.flush()
broker._commit_puts = mock_commit_puts
with self.assertRaises(sqlite3.OperationalError) as exc_context:
broker.get_info()
self.assertIn('unable to open database file',
str(exc_context.exception))
@with_tempdir
def test_get_info_stale_read_ok(self, tempdir):
ts = (Timestamp(t).internal for t in
itertools.count(int(time())))
db_path = os.path.join(tempdir, 'container.db')
def mock_commit_puts():
raise sqlite3.OperationalError('unable to open database file')
broker = ContainerBroker(db_path, account='a', container='c',
stale_reads_ok=True)
broker.initialize(next(ts), 1)
# manually make some pending entries
with open(broker.pending_file, 'a+b') as fp:
for i in range(10):
name, timestamp, size, content_type, etag, deleted = (
'o%s' % i, next(ts), 0, 'c', 'e', 0)
fp.write(':')
fp.write(pickle.dumps(
(name, timestamp, size, content_type, etag, deleted),
protocol=2).encode('base64'))
fp.flush()
broker._commit_puts = mock_commit_puts
broker.get_info()
class TestCommonContainerBroker(test_db.TestExampleBroker):
broker_class = ContainerBroker
def setUp(self):
super(TestCommonContainerBroker, self).setUp()
self.policy = random.choice(list(POLICIES))
def put_item(self, broker, timestamp):
broker.put_object('test', timestamp, 0, 'text/plain', 'x',
storage_policy_index=int(self.policy))
def delete_item(self, broker, timestamp):
broker.delete_object('test', timestamp,
storage_policy_index=int(self.policy))
class ContainerBrokerMigrationMixin(object):
"""
Mixin for running ContainerBroker against databases created with
older schemas.
"""
def setUp(self):
self._imported_create_object_table = \
ContainerBroker.create_object_table
ContainerBroker.create_object_table = \
prespi_create_object_table
self._imported_create_container_info_table = \
ContainerBroker.create_container_info_table
ContainerBroker.create_container_info_table = \
premetadata_create_container_info_table
self._imported_create_policy_stat_table = \
ContainerBroker.create_policy_stat_table
ContainerBroker.create_policy_stat_table = lambda *args: None
@classmethod
@contextmanager
def old_broker(cls):
cls.runTest = lambda *a, **k: None
case = cls()
case.setUp()
try:
yield ContainerBroker
finally:
case.tearDown()
def tearDown(self):
ContainerBroker.create_container_info_table = \
self._imported_create_container_info_table
ContainerBroker.create_object_table = \
self._imported_create_object_table
ContainerBroker.create_policy_stat_table = \
self._imported_create_policy_stat_table
def premetadata_create_container_info_table(self, conn, put_timestamp,
_spi=None):
"""
Copied from ContainerBroker before the metadata column was
added; used for testing with TestContainerBrokerBeforeMetadata.
Create the container_stat table which is specific to the container DB.
:param conn: DB connection object
:param put_timestamp: put timestamp
"""
if put_timestamp is None:
put_timestamp = Timestamp(0).internal
conn.executescript('''
CREATE TABLE container_stat (
account TEXT,
container TEXT,
created_at TEXT,
put_timestamp TEXT DEFAULT '0',
delete_timestamp TEXT DEFAULT '0',
object_count INTEGER,
bytes_used INTEGER,
reported_put_timestamp TEXT DEFAULT '0',
reported_delete_timestamp TEXT DEFAULT '0',
reported_object_count INTEGER DEFAULT 0,
reported_bytes_used INTEGER DEFAULT 0,
hash TEXT default '00000000000000000000000000000000',
id TEXT,
status TEXT DEFAULT '',
status_changed_at TEXT DEFAULT '0'
);
INSERT INTO container_stat (object_count, bytes_used)
VALUES (0, 0);
''')
conn.execute('''
UPDATE container_stat
SET account = ?, container = ?, created_at = ?, id = ?,
put_timestamp = ?
''', (self.account, self.container, Timestamp.now().internal,
str(uuid4()), put_timestamp))
class TestContainerBrokerBeforeMetadata(ContainerBrokerMigrationMixin,
TestContainerBroker):
"""
Tests for ContainerBroker against databases created before
the metadata column was added.
"""
def setUp(self):
super(TestContainerBrokerBeforeMetadata, self).setUp()
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
exc = None
with broker.get() as conn:
try:
conn.execute('SELECT metadata FROM container_stat')
except BaseException as err:
exc = err
self.assertTrue('no such column: metadata' in str(exc))
def tearDown(self):
super(TestContainerBrokerBeforeMetadata, self).tearDown()
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
with broker.get() as conn:
conn.execute('SELECT metadata FROM container_stat')
def prexsync_create_container_info_table(self, conn, put_timestamp,
_spi=None):
"""
Copied from ContainerBroker before the
x_container_sync_point[12] columns were added; used for testing with
TestContainerBrokerBeforeXSync.
Create the container_stat table which is specific to the container DB.
:param conn: DB connection object
:param put_timestamp: put timestamp
"""
if put_timestamp is None:
put_timestamp = Timestamp(0).internal
conn.executescript("""
CREATE TABLE container_stat (
account TEXT,
container TEXT,
created_at TEXT,
put_timestamp TEXT DEFAULT '0',
delete_timestamp TEXT DEFAULT '0',
object_count INTEGER,
bytes_used INTEGER,
reported_put_timestamp TEXT DEFAULT '0',
reported_delete_timestamp TEXT DEFAULT '0',
reported_object_count INTEGER DEFAULT 0,
reported_bytes_used INTEGER DEFAULT 0,
hash TEXT default '00000000000000000000000000000000',
id TEXT,
status TEXT DEFAULT '',
status_changed_at TEXT DEFAULT '0',
metadata TEXT DEFAULT ''
);
INSERT INTO container_stat (object_count, bytes_used)
VALUES (0, 0);
""")
conn.execute('''
UPDATE container_stat
SET account = ?, container = ?, created_at = ?, id = ?,
put_timestamp = ?
''', (self.account, self.container, Timestamp.now().internal,
str(uuid4()), put_timestamp))
class TestContainerBrokerBeforeXSync(ContainerBrokerMigrationMixin,
TestContainerBroker):
"""
Tests for ContainerBroker against databases created
before the x_container_sync_point[12] columns were added.
"""
def setUp(self):
super(TestContainerBrokerBeforeXSync, self).setUp()
ContainerBroker.create_container_info_table = \
prexsync_create_container_info_table
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
exc = None
with broker.get() as conn:
try:
conn.execute('''SELECT x_container_sync_point1
FROM container_stat''')
except BaseException as err:
exc = err
self.assertTrue('no such column: x_container_sync_point1' in str(exc))
def tearDown(self):
super(TestContainerBrokerBeforeXSync, self).tearDown()
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
with broker.get() as conn:
conn.execute('SELECT x_container_sync_point1 FROM container_stat')
def prespi_create_object_table(self, conn, *args, **kwargs):
conn.executescript("""
CREATE TABLE object (
ROWID INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT,
created_at TEXT,
size INTEGER,
content_type TEXT,
etag TEXT,
deleted INTEGER DEFAULT 0
);
CREATE INDEX ix_object_deleted_name ON object (deleted, name);
CREATE TRIGGER object_insert AFTER INSERT ON object
BEGIN
UPDATE container_stat
SET object_count = object_count + (1 - new.deleted),
bytes_used = bytes_used + new.size,
hash = chexor(hash, new.name, new.created_at);
END;
CREATE TRIGGER object_update BEFORE UPDATE ON object
BEGIN
SELECT RAISE(FAIL, 'UPDATE not allowed; DELETE and INSERT');
END;
CREATE TRIGGER object_delete AFTER DELETE ON object
BEGIN
UPDATE container_stat
SET object_count = object_count - (1 - old.deleted),
bytes_used = bytes_used - old.size,
hash = chexor(hash, old.name, old.created_at);
END;
""")
def prespi_create_container_info_table(self, conn, put_timestamp,
_spi=None):
"""
Copied from ContainerBroker before the
storage_policy_index column was added; used for testing with
TestContainerBrokerBeforeSPI.
Create the container_stat table which is specific to the container DB.
:param conn: DB connection object
:param put_timestamp: put timestamp
"""
if put_timestamp is None:
put_timestamp = Timestamp(0).internal
conn.executescript("""
CREATE TABLE container_stat (
account TEXT,
container TEXT,
created_at TEXT,
put_timestamp TEXT DEFAULT '0',
delete_timestamp TEXT DEFAULT '0',
object_count INTEGER,
bytes_used INTEGER,
reported_put_timestamp TEXT DEFAULT '0',
reported_delete_timestamp TEXT DEFAULT '0',
reported_object_count INTEGER DEFAULT 0,
reported_bytes_used INTEGER DEFAULT 0,
hash TEXT default '00000000000000000000000000000000',
id TEXT,
status TEXT DEFAULT '',
status_changed_at TEXT DEFAULT '0',
metadata TEXT DEFAULT '',
x_container_sync_point1 INTEGER DEFAULT -1,
x_container_sync_point2 INTEGER DEFAULT -1
);
INSERT INTO container_stat (object_count, bytes_used)
VALUES (0, 0);
""")
conn.execute('''
UPDATE container_stat
SET account = ?, container = ?, created_at = ?, id = ?,
put_timestamp = ?
''', (self.account, self.container, Timestamp.now().internal,
str(uuid4()), put_timestamp))
class TestContainerBrokerBeforeSPI(ContainerBrokerMigrationMixin,
TestContainerBroker):
"""
Tests for ContainerBroker against databases created
before the storage_policy_index column was added.
"""
def setUp(self):
super(TestContainerBrokerBeforeSPI, self).setUp()
ContainerBroker.create_container_info_table = \
prespi_create_container_info_table
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
exc = None
with broker.get() as conn:
try:
conn.execute('''SELECT storage_policy_index
FROM container_stat''')
except BaseException as err:
exc = err
self.assertTrue('no such column: storage_policy_index' in str(exc))
def tearDown(self):
super(TestContainerBrokerBeforeSPI, self).tearDown()
broker = ContainerBroker(':memory:', account='a', container='c')
broker.initialize(Timestamp('1').internal, 0)
with broker.get() as conn:
conn.execute('SELECT storage_policy_index FROM container_stat')
@patch_policies
@with_tempdir
def test_object_table_migration(self, tempdir):
db_path = os.path.join(tempdir, 'container.db')
# initialize an un-migrated database
broker = ContainerBroker(db_path, account='a', container='c')
put_timestamp = Timestamp(int(time())).internal
broker.initialize(put_timestamp, None)
with broker.get() as conn:
try:
conn.execute('''
SELECT storage_policy_index FROM object
''').fetchone()[0]
except sqlite3.OperationalError as err:
# confirm that the table doesn't have this column
self.assertTrue('no such column: storage_policy_index' in
str(err))
else:
self.fail('broker did not raise sqlite3.OperationalError '
'trying to select from storage_policy_index '
'from object table!')
# manually insert an existing row to avoid automatic migration
obj_put_timestamp = Timestamp.now().internal
with broker.get() as conn:
conn.execute('''
INSERT INTO object (name, created_at, size,
content_type, etag, deleted)
VALUES (?, ?, ?, ?, ?, ?)
''', ('test_name', obj_put_timestamp, 123,
'text/plain', '8f4c680e75ca4c81dc1917ddab0a0b5c', 0))
conn.commit()
# make sure we can iter objects without performing migration
for o in broker.list_objects_iter(1, None, None, None, None):
self.assertEqual(o, ('test_name', obj_put_timestamp, 123,
'text/plain',
'8f4c680e75ca4c81dc1917ddab0a0b5c'))
# get_info
info = broker.get_info()
expected = {
'account': 'a',
'container': 'c',
'put_timestamp': put_timestamp,
'delete_timestamp': '0',
'status_changed_at': '0',
'bytes_used': 123,
'object_count': 1,
'reported_put_timestamp': '0',
'reported_delete_timestamp': '0',
'reported_object_count': 0,
'reported_bytes_used': 0,
'x_container_sync_point1': -1,
'x_container_sync_point2': -1,
'storage_policy_index': 0,
}
for k, v in expected.items():
self.assertEqual(info[k], v,
'The value for %s was %r not %r' % (
k, info[k], v))
self.assertTrue(
Timestamp(info['created_at']) > Timestamp(put_timestamp))
self.assertNotEqual(int(info['hash'], 16), 0)
orig_hash = info['hash']
# get_replication_info
info = broker.get_replication_info()
# translate object count for replicators
expected['count'] = expected.pop('object_count')
for k, v in expected.items():
self.assertEqual(info[k], v)
self.assertTrue(
Timestamp(info['created_at']) > Timestamp(put_timestamp))
self.assertEqual(info['hash'], orig_hash)
self.assertEqual(info['max_row'], 1)
self.assertEqual(info['metadata'], '')
# get_policy_stats
info = broker.get_policy_stats()
expected = {
0: {'bytes_used': 123, 'object_count': 1}
}
self.assertEqual(info, expected)
# empty & is_deleted
self.assertEqual(broker.empty(), False)
self.assertEqual(broker.is_deleted(), False)
# no migrations have occurred yet
# container_stat table
with broker.get() as conn:
try:
conn.execute('''
SELECT storage_policy_index FROM container_stat
''').fetchone()[0]
except sqlite3.OperationalError as err:
# confirm that the table doesn't have this column
self.assertTrue('no such column: storage_policy_index' in
str(err))
else:
self.fail('broker did not raise sqlite3.OperationalError '
'trying to select from storage_policy_index '
'from container_stat table!')
# object table
with broker.get() as conn:
try:
conn.execute('''
SELECT storage_policy_index FROM object
''').fetchone()[0]
except sqlite3.OperationalError as err:
# confirm that the table doesn't have this column
self.assertTrue('no such column: storage_policy_index' in
str(err))
else:
self.fail('broker did not raise sqlite3.OperationalError '
'trying to select from storage_policy_index '
'from object table!')
# policy_stat table
with broker.get() as conn:
try:
conn.execute('''
SELECT storage_policy_index FROM policy_stat
''').fetchone()[0]
except sqlite3.OperationalError as err:
# confirm that the table does not exist yet
self.assertTrue('no such table: policy_stat' in str(err))
else:
self.fail('broker did not raise sqlite3.OperationalError '
'trying to select from storage_policy_index '
'from policy_stat table!')
# now do a PUT with a different value for storage_policy_index
# which will update the DB schema as well as update policy_stats
# for legacy objects in the DB (those without an SPI)
second_object_put_timestamp = Timestamp.now().internal
other_policy = [p for p in POLICIES if p.idx != 0][0]
broker.put_object('test_second', second_object_put_timestamp,
456, 'text/plain',
'cbac50c175793513fa3c581551c876ab',
storage_policy_index=other_policy.idx)
broker._commit_puts_stale_ok()
# we are fully migrated and both objects have their
# storage_policy_index
with broker.get() as conn:
storage_policy_index = conn.execute('''
SELECT storage_policy_index FROM container_stat
''').fetchone()[0]
self.assertEqual(storage_policy_index, 0)
rows = conn.execute('''
SELECT name, storage_policy_index FROM object
''').fetchall()
for row in rows:
if row[0] == 'test_name':
self.assertEqual(row[1], 0)
else:
self.assertEqual(row[1], other_policy.idx)
# and all stats tracking is in place
stats = broker.get_policy_stats()
self.assertEqual(len(stats), 2)
self.assertEqual(stats[0]['object_count'], 1)
self.assertEqual(stats[0]['bytes_used'], 123)
self.assertEqual(stats[other_policy.idx]['object_count'], 1)
self.assertEqual(stats[other_policy.idx]['bytes_used'], 456)
# get info still reports on the legacy storage policy
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 123)
# unless you change the storage policy
broker.set_storage_policy_index(other_policy.idx)
info = broker.get_info()
self.assertEqual(info['object_count'], 1)
self.assertEqual(info['bytes_used'], 456)
class TestUpdateNewItemFromExisting(unittest.TestCase):
# TODO: add test scenarios that have swift_bytes in content_type
t0 = '1234567890.00000'
t1 = '1234567890.00001'
t2 = '1234567890.00002'
t3 = '1234567890.00003'
t4 = '1234567890.00004'
t5 = '1234567890.00005'
t6 = '1234567890.00006'
t7 = '1234567890.00007'
t8 = '1234567890.00008'
t20 = '1234567890.00020'
t30 = '1234567890.00030'
base_new_item = {'etag': 'New_item',
'size': 'nEw_item',
'content_type': 'neW_item',
'deleted': '0'}
base_existing = {'etag': 'Existing',
'size': 'eXisting',
'content_type': 'exIsting',
'deleted': '0'}
#
# each scenario is a tuple of:
# (existing time, new item times, expected updated item)
#
# e.g.:
# existing -> ({'created_at': t5},
# new_item -> {'created_at': t, 'ctype_timestamp': t, 'meta_timestamp': t},
# expected -> {'created_at': t,
# 'etag': <val>, 'size': <val>, 'content_type': <val>})
#
scenarios_when_all_existing_wins = (
#
# all new_item times <= all existing times -> existing values win
#
# existing has attrs at single time
#
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t0, 'meta_timestamp': t0},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t0, 'meta_timestamp': t1},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t1, 'meta_timestamp': t1},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t1, 'meta_timestamp': t2},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t1, 'meta_timestamp': t3},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t0, 'ctype_timestamp': t3, 'meta_timestamp': t3},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t3, 'ctype_timestamp': t3, 'meta_timestamp': t3},
{'created_at': t3,
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
#
# existing has attrs at multiple times:
# data @ t3, ctype @ t5, meta @t7 -> existing created_at = t3+2+2
#
({'created_at': t3 + '+2+2'},
{'created_at': t0, 'ctype_timestamp': t0, 'meta_timestamp': t0},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t3, 'meta_timestamp': t3},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t4},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t5},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t7},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t7},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t5, 'meta_timestamp': t5},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t5, 'meta_timestamp': t6},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t5, 'meta_timestamp': t7},
{'created_at': t3 + '+2+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
)
scenarios_when_all_new_item_wins = (
# no existing record
(None,
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t4},
{'created_at': t4,
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
(None,
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t5},
{'created_at': t4 + '+0+1',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
(None,
{'created_at': t4, 'ctype_timestamp': t5, 'meta_timestamp': t5},
{'created_at': t4 + '+1+0',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
(None,
{'created_at': t4, 'ctype_timestamp': t5, 'meta_timestamp': t6},
{'created_at': t4 + '+1+1',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
#
# all new_item times > all existing times -> new item values win
#
# existing has attrs at single time
#
({'created_at': t3},
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t4},
{'created_at': t4,
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3},
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t5},
{'created_at': t4 + '+0+1',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3},
{'created_at': t4, 'ctype_timestamp': t5, 'meta_timestamp': t5},
{'created_at': t4 + '+1+0',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3},
{'created_at': t4, 'ctype_timestamp': t5, 'meta_timestamp': t6},
{'created_at': t4 + '+1+1',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
#
# existing has attrs at multiple times:
# data @ t3, ctype @ t5, meta @t7 -> existing created_at = t3+2+2
#
({'created_at': t3 + '+2+2'},
{'created_at': t4, 'ctype_timestamp': t6, 'meta_timestamp': t8},
{'created_at': t4 + '+2+2',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t6, 'ctype_timestamp': t6, 'meta_timestamp': t8},
{'created_at': t6 + '+0+2',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t4, 'ctype_timestamp': t8, 'meta_timestamp': t8},
{'created_at': t4 + '+4+0',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t6, 'ctype_timestamp': t8, 'meta_timestamp': t8},
{'created_at': t6 + '+2+0',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t8, 'ctype_timestamp': t8, 'meta_timestamp': t8},
{'created_at': t8,
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
)
scenarios_when_some_new_item_wins = (
#
# some but not all new_item times > existing times -> mixed updates
#
# existing has attrs at single time
#
({'created_at': t3},
{'created_at': t3, 'ctype_timestamp': t3, 'meta_timestamp': t4},
{'created_at': t3 + '+0+1',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t4},
{'created_at': t3 + '+1+0',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'neW_item'}),
({'created_at': t3},
{'created_at': t3, 'ctype_timestamp': t4, 'meta_timestamp': t5},
{'created_at': t3 + '+1+1',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'neW_item'}),
#
# existing has attrs at multiple times:
# data @ t3, ctype @ t5, meta @t7 -> existing created_at = t3+2+2
#
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t3, 'meta_timestamp': t8},
{'created_at': t3 + '+2+3',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t3, 'ctype_timestamp': t6, 'meta_timestamp': t8},
{'created_at': t3 + '+3+2',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t6},
{'created_at': t4 + '+1+2',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'exIsting'}),
({'created_at': t3 + '+2+2'},
{'created_at': t4, 'ctype_timestamp': t6, 'meta_timestamp': t6},
{'created_at': t4 + '+2+1',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'neW_item'}),
({'created_at': t3 + '+2+2'},
{'created_at': t4, 'ctype_timestamp': t4, 'meta_timestamp': t8},
{'created_at': t4 + '+1+3',
'etag': 'New_item', 'size': 'nEw_item', 'content_type': 'exIsting'}),
# this scenario is to check that the deltas are in hex
({'created_at': t3 + '+2+2'},
{'created_at': t2, 'ctype_timestamp': t20, 'meta_timestamp': t30},
{'created_at': t3 + '+11+a',
'etag': 'Existing', 'size': 'eXisting', 'content_type': 'neW_item'}),
)
def _test_scenario(self, scenario, newer):
existing_time, new_item_times, expected_attrs = scenario
# this is the existing record...
existing = None
if existing_time:
existing = dict(self.base_existing)
existing.update(existing_time)
# this is the new item to update
new_item = dict(self.base_new_item)
new_item.update(new_item_times)
# this is the expected result of the update
expected = dict(new_item)
expected.update(expected_attrs)
expected['data_timestamp'] = new_item['created_at']
try:
self.assertIs(newer,
update_new_item_from_existing(new_item, existing))
self.assertDictEqual(expected, new_item)
except AssertionError as e:
msg = ('Scenario: existing %s, new_item %s, expected %s.'
% scenario)
msg = '%s Failed with: %s' % (msg, e.message)
raise AssertionError(msg)
def test_update_new_item_from_existing(self):
for scenario in self.scenarios_when_all_existing_wins:
self._test_scenario(scenario, False)
for scenario in self.scenarios_when_all_new_item_wins:
self._test_scenario(scenario, True)
for scenario in self.scenarios_when_some_new_item_wins:
self._test_scenario(scenario, True)
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