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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.
import unittest
from swift.common.ring.utils import (build_tier_tree, tiers_for_dev,
parse_search_value, parse_args,
build_dev_from_opts,
parse_builder_ring_filename_args)
class TestUtils(unittest.TestCase):
def setUp(self):
self.test_dev = {'region': 1, 'zone': 1, 'ip': '192.168.1.1',
'port': '6000', 'id': 0}
def get_test_devs():
dev0 = {'region': 1, 'zone': 1, 'ip': '192.168.1.1',
'port': '6000', 'id': 0}
dev1 = {'region': 1, 'zone': 1, 'ip': '192.168.1.1',
'port': '6000', 'id': 1}
dev2 = {'region': 1, 'zone': 1, 'ip': '192.168.1.1',
'port': '6000', 'id': 2}
dev3 = {'region': 1, 'zone': 1, 'ip': '192.168.1.2',
'port': '6000', 'id': 3}
dev4 = {'region': 1, 'zone': 1, 'ip': '192.168.1.2',
'port': '6000', 'id': 4}
dev5 = {'region': 1, 'zone': 1, 'ip': '192.168.1.2',
'port': '6000', 'id': 5}
dev6 = {'region': 1, 'zone': 2, 'ip': '192.168.2.1',
'port': '6000', 'id': 6}
dev7 = {'region': 1, 'zone': 2, 'ip': '192.168.2.1',
'port': '6000', 'id': 7}
dev8 = {'region': 1, 'zone': 2, 'ip': '192.168.2.1',
'port': '6000', 'id': 8}
dev9 = {'region': 1, 'zone': 2, 'ip': '192.168.2.2',
'port': '6000', 'id': 9}
dev10 = {'region': 1, 'zone': 2, 'ip': '192.168.2.2',
'port': '6000', 'id': 10}
dev11 = {'region': 1, 'zone': 2, 'ip': '192.168.2.2',
'port': '6000', 'id': 11}
return [dev0, dev1, dev2, dev3, dev4, dev5,
dev6, dev7, dev8, dev9, dev10, dev11]
self.test_devs = get_test_devs()
def test_tiers_for_dev(self):
self.assertEqual(
tiers_for_dev(self.test_dev),
((1,),
(1, 1),
(1, 1, '192.168.1.1:6000'),
(1, 1, '192.168.1.1:6000', 0)))
def test_build_tier_tree(self):
ret = build_tier_tree(self.test_devs)
self.assertEqual(len(ret), 8)
self.assertEqual(ret[()], set([(1,)]))
self.assertEqual(ret[(1,)], set([(1, 1), (1, 2)]))
self.assertEqual(ret[(1, 1)],
set([(1, 1, '192.168.1.2:6000'),
(1, 1, '192.168.1.1:6000')]))
self.assertEqual(ret[(1, 2)],
set([(1, 2, '192.168.2.2:6000'),
(1, 2, '192.168.2.1:6000')]))
self.assertEqual(ret[(1, 1, '192.168.1.1:6000')],
set([(1, 1, '192.168.1.1:6000', 0),
(1, 1, '192.168.1.1:6000', 1),
(1, 1, '192.168.1.1:6000', 2)]))
self.assertEqual(ret[(1, 1, '192.168.1.2:6000')],
set([(1, 1, '192.168.1.2:6000', 3),
(1, 1, '192.168.1.2:6000', 4),
(1, 1, '192.168.1.2:6000', 5)]))
self.assertEqual(ret[(1, 2, '192.168.2.1:6000')],
set([(1, 2, '192.168.2.1:6000', 6),
(1, 2, '192.168.2.1:6000', 7),
(1, 2, '192.168.2.1:6000', 8)]))
self.assertEqual(ret[(1, 2, '192.168.2.2:6000')],
set([(1, 2, '192.168.2.2:6000', 9),
(1, 2, '192.168.2.2:6000', 10),
(1, 2, '192.168.2.2:6000', 11)]))
def test_parse_search_value(self):
res = parse_search_value('r0')
self.assertEqual(res, {'region': 0})
res = parse_search_value('r1')
self.assertEqual(res, {'region': 1})
res = parse_search_value('r1z2')
self.assertEqual(res, {'region': 1, 'zone': 2})
res = parse_search_value('d1')
self.assertEqual(res, {'id': 1})
res = parse_search_value('z1')
self.assertEqual(res, {'zone': 1})
res = parse_search_value('-127.0.0.1')
self.assertEqual(res, {'ip': '127.0.0.1'})
res = parse_search_value('-[127.0.0.1]:10001')
self.assertEqual(res, {'ip': '127.0.0.1', 'port': 10001})
res = parse_search_value(':10001')
self.assertEqual(res, {'port': 10001})
res = parse_search_value('R127.0.0.10')
self.assertEqual(res, {'replication_ip': '127.0.0.10'})
res = parse_search_value('R[127.0.0.10]:20000')
self.assertEqual(res, {'replication_ip': '127.0.0.10',
'replication_port': 20000})
res = parse_search_value('R:20000')
self.assertEqual(res, {'replication_port': 20000})
res = parse_search_value('/sdb1')
self.assertEqual(res, {'device': 'sdb1'})
res = parse_search_value('_meta1')
self.assertEqual(res, {'meta': 'meta1'})
self.assertRaises(ValueError, parse_search_value, 'OMGPONIES')
def test_replication_defaults(self):
args = '-r 1 -z 1 -i 127.0.0.1 -p 6010 -d d1 -w 100'.split()
opts, _ = parse_args(args)
device = build_dev_from_opts(opts)
expected = {
'device': 'd1',
'ip': '127.0.0.1',
'meta': '',
'port': 6010,
'region': 1,
'replication_ip': '127.0.0.1',
'replication_port': 6010,
'weight': 100.0,
'zone': 1,
}
self.assertEquals(device, expected)
def test_parse_builder_ring_filename_args(self):
args = 'swift-ring-builder object.builder write_ring'
self.assertEquals((
'object.builder', 'object.ring.gz'
), parse_builder_ring_filename_args(args.split()))
args = 'swift-ring-builder container.ring.gz write_builder'
self.assertEquals((
'container.builder', 'container.ring.gz'
), parse_builder_ring_filename_args(args.split()))
# builder name arg should always fall through
args = 'swift-ring-builder test create'
self.assertEquals((
'test', 'test.ring.gz'
), parse_builder_ring_filename_args(args.split()))
args = 'swift-ring-builder my.file.name create'
self.assertEquals((
'my.file.name', 'my.file.name.ring.gz'
), parse_builder_ring_filename_args(args.split()))
if __name__ == '__main__':
unittest.main()
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