39f5eab890
Reuse common code; add unit tests; ensured coverage was at 100%. Change-Id: Id6fcc7cb07fd178e00d43968e3e2cc03226fdc05
257 lines
11 KiB
Python
257 lines
11 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy
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# of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Tests for swift.cli.info"""
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import os
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import unittest
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import cPickle as pickle
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import mock
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from cStringIO import StringIO
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from contextlib import closing
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from gzip import GzipFile
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from shutil import rmtree
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from tempfile import mkdtemp
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from swift.common import ring, utils
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from swift.common.swob import Request
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from swift.cli.info import print_db_info_metadata, print_ring_locations, \
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print_info, InfoSystemExit
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from swift.account.server import AccountController
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from swift.container.server import ContainerController
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class TestCliInfo(unittest.TestCase):
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def setUp(self):
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self.orig_hp = utils.HASH_PATH_PREFIX, utils.HASH_PATH_SUFFIX
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utils.HASH_PATH_PREFIX = 'info'
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utils.HASH_PATH_SUFFIX = 'info'
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self.testdir = os.path.join(mkdtemp(), 'tmp_test_cli_info')
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utils.mkdirs(self.testdir)
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rmtree(self.testdir)
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utils.mkdirs(os.path.join(self.testdir, 'sda1'))
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utils.mkdirs(os.path.join(self.testdir, 'sda1', 'tmp'))
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utils.mkdirs(os.path.join(self.testdir, 'sdb1'))
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utils.mkdirs(os.path.join(self.testdir, 'sdb1', 'tmp'))
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self.account_ring_path = os.path.join(self.testdir, 'account.ring.gz')
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with closing(GzipFile(self.account_ring_path, 'wb')) as f:
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pickle.dump(ring.RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'zone': 0, 'device': 'sda1',
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'ip': '127.0.0.1', 'port': 42},
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{'id': 1, 'zone': 1, 'device': 'sdb1',
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'ip': '127.0.0.2', 'port': 43}], 30),
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f)
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self.container_ring_path = os.path.join(self.testdir,
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'container.ring.gz')
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with closing(GzipFile(self.container_ring_path, 'wb')) as f:
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pickle.dump(ring.RingData([[0, 1, 0, 1], [1, 0, 1, 0]],
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[{'id': 0, 'zone': 0, 'device': 'sda1',
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'ip': '127.0.0.3', 'port': 42},
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{'id': 1, 'zone': 1, 'device': 'sdb1',
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'ip': '127.0.0.4', 'port': 43}], 30),
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f)
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def tearDown(self):
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utils.HASH_PATH_PREFIX, utils.HASH_PATH_SUFFIX = self.orig_hp
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rmtree(os.path.dirname(self.testdir))
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def assertRaisesMessage(self, exc, msg, func, *args, **kwargs):
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try:
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func(*args, **kwargs)
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except Exception, e:
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self.assertEqual(msg, str(e))
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self.assertTrue(isinstance(e, exc),
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"Expected %s, got %s" % (exc, type(e)))
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def test_print_db_info_metadata(self):
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self.assertRaisesMessage(ValueError, 'Wrong DB type',
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print_db_info_metadata, 't', {}, {})
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self.assertRaisesMessage(ValueError, 'DB info is None',
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print_db_info_metadata, 'container', None, {})
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self.assertRaisesMessage(ValueError, 'Info is incomplete',
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print_db_info_metadata, 'container', {}, {})
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info = dict(
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account='acct',
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created_at=100.1,
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put_timestamp=106.3,
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delete_timestamp=107.9,
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object_count='20',
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bytes_used='42')
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info['hash'] = 'abaddeadbeefcafe'
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info['id'] = 'abadf100d0ddba11'
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md = {'x-account-meta-mydata': ('swift', '0000000000.00000'),
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'x-other-something': ('boo', '0000000000.00000')}
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out = StringIO()
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with mock.patch('sys.stdout', out):
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print_db_info_metadata('account', info, md)
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exp_out = '''Path: /acct
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Account: acct
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Account Hash: dc5be2aa4347a22a0fee6bc7de505b47
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Metadata:
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Created at: 1970-01-01 00:01:40.100000 (100.1)
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Put Timestamp: 1970-01-01 00:01:46.300000 (106.3)
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Delete Timestamp: 1970-01-01 00:01:47.900000 (107.9)
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Object Count: 20
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Bytes Used: 42
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Chexor: abaddeadbeefcafe
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UUID: abadf100d0ddba11
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X-Other-Something: boo
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No system metadata found in db file
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User Metadata: {'mydata': 'swift'}'''
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self.assertEquals(out.getvalue().strip(), exp_out)
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info = dict(
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account='acct',
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container='cont',
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created_at='0000000100.10000',
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put_timestamp='0000000106.30000',
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delete_timestamp='0000000107.90000',
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object_count='20',
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bytes_used='42',
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reported_put_timestamp='0000010106.30000',
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reported_delete_timestamp='0000010107.90000',
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reported_object_count='20',
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reported_bytes_used='42',
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x_container_foo='bar',
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x_container_bar='goo')
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info['hash'] = 'abaddeadbeefcafe'
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info['id'] = 'abadf100d0ddba11'
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md = {'x-container-sysmeta-mydata': ('swift', '0000000000.00000')}
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out = StringIO()
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with mock.patch('sys.stdout', out):
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print_db_info_metadata('container', info, md)
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exp_out = '''Path: /acct/cont
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Account: acct
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Container: cont
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Container Hash: d49d0ecbb53be1fcc49624f2f7c7ccae
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Metadata:
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Created at: 1970-01-01 00:01:40.100000 (0000000100.10000)
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Put Timestamp: 1970-01-01 00:01:46.300000 (0000000106.30000)
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Delete Timestamp: 1970-01-01 00:01:47.900000 (0000000107.90000)
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Object Count: 20
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Bytes Used: 42
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Reported Put Timestamp: 1970-01-01 02:48:26.300000 (0000010106.30000)
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Reported Delete Timestamp: 1970-01-01 02:48:27.900000 (0000010107.90000)
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Reported Object Count: 20
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Reported Bytes Used: 42
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Chexor: abaddeadbeefcafe
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UUID: abadf100d0ddba11
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X-Container-Bar: goo
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X-Container-Foo: bar
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System Metadata: {'mydata': 'swift'}
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No user metadata found in db file'''
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self.assertEquals(out.getvalue().strip(), exp_out)
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def test_print_ring_locations(self):
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self.assertRaisesMessage(ValueError, 'None type', print_ring_locations,
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None, 'dir', 'acct')
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self.assertRaisesMessage(ValueError, 'None type', print_ring_locations,
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[], None, 'acct')
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self.assertRaisesMessage(ValueError, 'None type', print_ring_locations,
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[], 'dir', None)
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self.assertRaisesMessage(ValueError, 'Ring error',
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print_ring_locations,
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[], 'dir', 'acct', 'con')
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out = StringIO()
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with mock.patch('sys.stdout', out):
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acctring = ring.Ring(self.testdir, ring_name='account')
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print_ring_locations(acctring, 'dir', 'acct')
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exp_db2 = os.path.join('/srv', 'node', 'sdb1', 'dir', '3', 'b47',
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'dc5be2aa4347a22a0fee6bc7de505b47',
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'dc5be2aa4347a22a0fee6bc7de505b47.db')
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exp_db1 = os.path.join('/srv', 'node', 'sda1', 'dir', '3', 'b47',
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'dc5be2aa4347a22a0fee6bc7de505b47',
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'dc5be2aa4347a22a0fee6bc7de505b47.db')
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exp_out = ('Ring locations:\n 127.0.0.2:43 - %s\n'
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' 127.0.0.1:42 - %s\n'
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'\nnote: /srv/node is used as default value of `devices`,'
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' the real value is set in the account config file on'
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' each storage node.' % (exp_db2, exp_db1))
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self.assertEquals(out.getvalue().strip(), exp_out)
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out = StringIO()
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with mock.patch('sys.stdout', out):
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contring = ring.Ring(self.testdir, ring_name='container')
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print_ring_locations(contring, 'dir', 'acct', 'con')
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exp_db4 = os.path.join('/srv', 'node', 'sdb1', 'dir', '1', 'fe6',
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'63e70955d78dfc62821edc07d6ec1fe6',
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'63e70955d78dfc62821edc07d6ec1fe6.db')
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exp_db3 = os.path.join('/srv', 'node', 'sda1', 'dir', '1', 'fe6',
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'63e70955d78dfc62821edc07d6ec1fe6',
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'63e70955d78dfc62821edc07d6ec1fe6.db')
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exp_out = ('Ring locations:\n 127.0.0.4:43 - %s\n'
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' 127.0.0.3:42 - %s\n'
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'\nnote: /srv/node is used as default value of `devices`,'
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' the real value is set in the container config file on'
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' each storage node.' % (exp_db4, exp_db3))
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self.assertEquals(out.getvalue().strip(), exp_out)
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def test_print_info(self):
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db_file = 'foo'
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self.assertRaises(InfoSystemExit, print_info, 'object', db_file)
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db_file = os.path.join(self.testdir, './acct.db')
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self.assertRaises(InfoSystemExit, print_info, 'account', db_file)
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controller = AccountController(
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{'devices': self.testdir, 'mount_check': 'false'})
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req = Request.blank('/sda1/1/acct', environ={'REQUEST_METHOD': 'PUT',
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'HTTP_X_TIMESTAMP': '0'})
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resp = req.get_response(controller)
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self.assertEqual(resp.status_int, 201)
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out = StringIO()
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exp_raised = False
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with mock.patch('sys.stdout', out):
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db_file = os.path.join(self.testdir, 'sda1', 'accounts',
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'1', 'b47',
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'dc5be2aa4347a22a0fee6bc7de505b47',
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'dc5be2aa4347a22a0fee6bc7de505b47.db')
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try:
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print_info('account', db_file, swift_dir=self.testdir)
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except Exception:
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exp_raised = True
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if exp_raised:
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self.fail("Unexpected exception raised")
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else:
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self.assertTrue(len(out.getvalue().strip()) > 800)
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controller = ContainerController(
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{'devices': self.testdir, 'mount_check': 'false'})
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req = Request.blank('/sda1/1/acct/cont',
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environ={'REQUEST_METHOD': 'PUT',
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'HTTP_X_TIMESTAMP': '0'})
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resp = req.get_response(controller)
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self.assertEqual(resp.status_int, 201)
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out = StringIO()
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exp_raised = False
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with mock.patch('sys.stdout', out):
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db_file = os.path.join(self.testdir, 'sda1', 'containers',
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'1', 'cae',
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'd49d0ecbb53be1fcc49624f2f7c7ccae',
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'd49d0ecbb53be1fcc49624f2f7c7ccae.db')
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orig_cwd = os.getcwd()
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try:
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os.chdir(os.path.dirname(db_file))
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print_info('container', os.path.basename(db_file),
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swift_dir='/dev/null')
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except Exception:
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exp_raised = True
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finally:
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os.chdir(orig_cwd)
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if exp_raised:
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self.fail("Unexpected exception raised")
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else:
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self.assertTrue(len(out.getvalue().strip()) > 600)
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