openstack/swift
Code Issues Proposed changes
a9ddc2d9ea
swift/test/unit/cli/test_info.py
janonymous f449e91472 pep8 fix: assertEquals -> assertEqual 
assertEquals is deprecated in py3, fixing in:
dir: test/unit/cli/*

Change-Id: I9a2fc1f717beafd5fa8408942046e310e8de0318
2015-08-05 22:32:02 +05:30

648 lines
25 KiB
Python
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# 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.cli.info"""
import os
import unittest
import mock
from shutil import rmtree
from tempfile import mkdtemp
from six.moves import cStringIO as StringIO
from test.unit import patch_policies, write_fake_ring
from swift.common import ring, utils
from swift.common.swob import Request
from swift.common.storage_policy import StoragePolicy, POLICIES
from swift.cli.info import print_db_info_metadata, print_ring_locations, \
print_info, print_obj_metadata, print_obj, InfoSystemExit
from swift.account.server import AccountController
from swift.container.server import ContainerController
from swift.obj.diskfile import write_metadata
@patch_policies([StoragePolicy(0, 'zero', True),
StoragePolicy(1, 'one', False),
StoragePolicy(2, 'two', False)])
class TestCliInfoBase(unittest.TestCase):
def setUp(self):
self.orig_hp = utils.HASH_PATH_PREFIX, utils.HASH_PATH_SUFFIX
utils.HASH_PATH_PREFIX = 'info'
utils.HASH_PATH_SUFFIX = 'info'
self.testdir = os.path.join(mkdtemp(), 'tmp_test_cli_info')
utils.mkdirs(self.testdir)
rmtree(self.testdir)
utils.mkdirs(os.path.join(self.testdir, 'sda1'))
utils.mkdirs(os.path.join(self.testdir, 'sda1', 'tmp'))
utils.mkdirs(os.path.join(self.testdir, 'sdb1'))
utils.mkdirs(os.path.join(self.testdir, 'sdb1', 'tmp'))
self.account_ring_path = os.path.join(self.testdir, 'account.ring.gz')
account_devs = [
{'ip': '127.0.0.1', 'port': 42},
{'ip': '127.0.0.2', 'port': 43},
]
write_fake_ring(self.account_ring_path, *account_devs)
self.container_ring_path = os.path.join(self.testdir,
'container.ring.gz')
container_devs = [
{'ip': '127.0.0.3', 'port': 42},
{'ip': '127.0.0.4', 'port': 43},
]
write_fake_ring(self.container_ring_path, *container_devs)
self.object_ring_path = os.path.join(self.testdir, 'object.ring.gz')
object_devs = [
{'ip': '127.0.0.3', 'port': 42},
{'ip': '127.0.0.4', 'port': 43},
]
write_fake_ring(self.object_ring_path, *object_devs)
# another ring for policy 1
self.one_ring_path = os.path.join(self.testdir, 'object-1.ring.gz')
write_fake_ring(self.one_ring_path, *object_devs)
# ... and another for policy 2
self.two_ring_path = os.path.join(self.testdir, 'object-2.ring.gz')
write_fake_ring(self.two_ring_path, *object_devs)
def tearDown(self):
utils.HASH_PATH_PREFIX, utils.HASH_PATH_SUFFIX = self.orig_hp
rmtree(os.path.dirname(self.testdir))
def assertRaisesMessage(self, exc, msg, func, *args, **kwargs):
try:
func(*args, **kwargs)
except Exception as e:
self.assertTrue(msg in str(e),
"Expected %r in %r" % (msg, str(e)))
self.assertTrue(isinstance(e, exc),
"Expected %s, got %s" % (exc, type(e)))
class TestCliInfo(TestCliInfoBase):
def test_print_db_info_metadata(self):
self.assertRaisesMessage(ValueError, 'Wrong DB type',
print_db_info_metadata, 't', {}, {})
self.assertRaisesMessage(ValueError, 'DB info is None',
print_db_info_metadata, 'container', None, {})
self.assertRaisesMessage(ValueError, 'Info is incomplete',
print_db_info_metadata, 'container', {}, {})
info = dict(
account='acct',
created_at=100.1,
put_timestamp=106.3,
delete_timestamp=107.9,
status_changed_at=108.3,
container_count='3',
object_count='20',
bytes_used='42')
info['hash'] = 'abaddeadbeefcafe'
info['id'] = 'abadf100d0ddba11'
md = {'x-account-meta-mydata': ('swift', '0000000000.00000'),
'x-other-something': ('boo', '0000000000.00000')}
out = StringIO()
with mock.patch('sys.stdout', out):
print_db_info_metadata('account', info, md)
exp_out = '''Path: /acct
Account: acct
Account Hash: dc5be2aa4347a22a0fee6bc7de505b47
Metadata:
Created at: 1970-01-01T00:01:40.100000 (100.1)
Put Timestamp: 1970-01-01T00:01:46.300000 (106.3)
Delete Timestamp: 1970-01-01T00:01:47.900000 (107.9)
Status Timestamp: 1970-01-01T00:01:48.300000 (108.3)
Container Count: 3
Object Count: 20
Bytes Used: 42
Chexor: abaddeadbeefcafe
UUID: abadf100d0ddba11
X-Other-Something: boo
No system metadata found in db file
User Metadata: {'mydata': 'swift'}'''
self.assertEqual(sorted(out.getvalue().strip().split('\n')),
sorted(exp_out.split('\n')))
info = dict(
account='acct',
container='cont',
storage_policy_index=0,
created_at='0000000100.10000',
put_timestamp='0000000106.30000',
delete_timestamp='0000000107.90000',
status_changed_at='0000000108.30000',
object_count='20',
bytes_used='42',
reported_put_timestamp='0000010106.30000',
reported_delete_timestamp='0000010107.90000',
reported_object_count='20',
reported_bytes_used='42',
x_container_foo='bar',
x_container_bar='goo')
info['hash'] = 'abaddeadbeefcafe'
info['id'] = 'abadf100d0ddba11'
md = {'x-container-sysmeta-mydata': ('swift', '0000000000.00000')}
out = StringIO()
with mock.patch('sys.stdout', out):
print_db_info_metadata('container', info, md)
exp_out = '''Path: /acct/cont
Account: acct
Container: cont
Container Hash: d49d0ecbb53be1fcc49624f2f7c7ccae
Metadata:
Created at: 1970-01-01T00:01:40.100000 (0000000100.10000)
Put Timestamp: 1970-01-01T00:01:46.300000 (0000000106.30000)
Delete Timestamp: 1970-01-01T00:01:47.900000 (0000000107.90000)
Status Timestamp: 1970-01-01T00:01:48.300000 (0000000108.30000)
Object Count: 20
Bytes Used: 42
Storage Policy: %s (0)
Reported Put Timestamp: 1970-01-01T02:48:26.300000 (0000010106.30000)
Reported Delete Timestamp: 1970-01-01T02:48:27.900000 (0000010107.90000)
Reported Object Count: 20
Reported Bytes Used: 42
Chexor: abaddeadbeefcafe
UUID: abadf100d0ddba11
X-Container-Bar: goo
X-Container-Foo: bar
System Metadata: {'mydata': 'swift'}
No user metadata found in db file''' % POLICIES[0].name
self.assertEqual(sorted(out.getvalue().strip().split('\n')),
sorted(exp_out.split('\n')))
def test_print_ring_locations_invalid_args(self):
self.assertRaises(ValueError, print_ring_locations,
None, 'dir', 'acct')
self.assertRaises(ValueError, print_ring_locations,
[], None, 'acct')
self.assertRaises(ValueError, print_ring_locations,
[], 'dir', None)
self.assertRaises(ValueError, print_ring_locations,
[], 'dir', 'acct', 'con')
self.assertRaises(ValueError, print_ring_locations,
[], 'dir', 'acct', obj='o')
def test_print_ring_locations_account(self):
out = StringIO()
with mock.patch('sys.stdout', out):
acctring = ring.Ring(self.testdir, ring_name='account')
print_ring_locations(acctring, 'dir', 'acct')
exp_db = os.path.join('${DEVICE:-/srv/node*}', 'sdb1', 'dir', '3',
'b47', 'dc5be2aa4347a22a0fee6bc7de505b47')
self.assertTrue(exp_db in out.getvalue())
self.assertTrue('127.0.0.1' in out.getvalue())
self.assertTrue('127.0.0.2' in out.getvalue())
def test_print_ring_locations_container(self):
out = StringIO()
with mock.patch('sys.stdout', out):
contring = ring.Ring(self.testdir, ring_name='container')
print_ring_locations(contring, 'dir', 'acct', 'con')
exp_db = os.path.join('${DEVICE:-/srv/node*}', 'sdb1', 'dir', '1',
'fe6', '63e70955d78dfc62821edc07d6ec1fe6')
self.assertTrue(exp_db in out.getvalue())
def test_print_ring_locations_obj(self):
out = StringIO()
with mock.patch('sys.stdout', out):
objring = ring.Ring(self.testdir, ring_name='object')
print_ring_locations(objring, 'dir', 'acct', 'con', 'obj')
exp_obj = os.path.join('${DEVICE:-/srv/node*}', 'sda1', 'dir', '1',
'117', '4a16154fc15c75e26ba6afadf5b1c117')
self.assertTrue(exp_obj in out.getvalue())
def test_print_ring_locations_partition_number(self):
out = StringIO()
with mock.patch('sys.stdout', out):
objring = ring.Ring(self.testdir, ring_name='object')
print_ring_locations(objring, 'objects', None, tpart='1')
exp_obj1 = os.path.join('${DEVICE:-/srv/node*}', 'sda1',
'objects', '1')
exp_obj2 = os.path.join('${DEVICE:-/srv/node*}', 'sdb1',
'objects', '1')
self.assertTrue(exp_obj1 in out.getvalue())
self.assertTrue(exp_obj2 in out.getvalue())
def test_print_info(self):
db_file = 'foo'
self.assertRaises(InfoSystemExit, print_info, 'object', db_file)
db_file = os.path.join(self.testdir, './acct.db')
self.assertRaises(InfoSystemExit, print_info, 'account', db_file)
controller = AccountController(
{'devices': self.testdir, 'mount_check': 'false'})
req = Request.blank('/sda1/1/acct', environ={'REQUEST_METHOD': 'PUT',
'HTTP_X_TIMESTAMP': '0'})
resp = req.get_response(controller)
self.assertEqual(resp.status_int, 201)
out = StringIO()
exp_raised = False
with mock.patch('sys.stdout', out):
db_file = os.path.join(self.testdir, 'sda1', 'accounts',
'1', 'b47',
'dc5be2aa4347a22a0fee6bc7de505b47',
'dc5be2aa4347a22a0fee6bc7de505b47.db')
try:
print_info('account', db_file, swift_dir=self.testdir)
except Exception:
exp_raised = True
if exp_raised:
self.fail("Unexpected exception raised")
else:
self.assertTrue(len(out.getvalue().strip()) > 800)
controller = ContainerController(
{'devices': self.testdir, 'mount_check': 'false'})
req = Request.blank('/sda1/1/acct/cont',
environ={'REQUEST_METHOD': 'PUT',
'HTTP_X_TIMESTAMP': '0'})
resp = req.get_response(controller)
self.assertEqual(resp.status_int, 201)
out = StringIO()
exp_raised = False
with mock.patch('sys.stdout', out):
db_file = os.path.join(self.testdir, 'sda1', 'containers',
'1', 'cae',
'd49d0ecbb53be1fcc49624f2f7c7ccae',
'd49d0ecbb53be1fcc49624f2f7c7ccae.db')
orig_cwd = os.getcwd()
try:
os.chdir(os.path.dirname(db_file))
print_info('container', os.path.basename(db_file),
swift_dir='/dev/null')
except Exception:
exp_raised = True
finally:
os.chdir(orig_cwd)
if exp_raised:
self.fail("Unexpected exception raised")
else:
self.assertTrue(len(out.getvalue().strip()) > 600)
out = StringIO()
exp_raised = False
with mock.patch('sys.stdout', out):
db_file = os.path.join(self.testdir, 'sda1', 'containers',
'1', 'cae',
'd49d0ecbb53be1fcc49624f2f7c7ccae',
'd49d0ecbb53be1fcc49624f2f7c7ccae.db')
orig_cwd = os.getcwd()
try:
os.chdir(os.path.dirname(db_file))
print_info('account', os.path.basename(db_file),
swift_dir='/dev/null')
except InfoSystemExit:
exp_raised = True
finally:
os.chdir(orig_cwd)
if exp_raised:
exp_out = 'Does not appear to be a DB of type "account":' \
' ./d49d0ecbb53be1fcc49624f2f7c7ccae.db'
self.assertEqual(out.getvalue().strip(), exp_out)
else:
self.fail("Expected an InfoSystemExit exception to be raised")
class TestPrintObj(TestCliInfoBase):
def setUp(self):
super(TestPrintObj, self).setUp()
self.datafile = os.path.join(self.testdir,
'1402017432.46642.data')
with open(self.datafile, 'wb') as fp:
md = {'name': '/AUTH_admin/c/obj',
'Content-Type': 'application/octet-stream'}
write_metadata(fp, md)
def test_print_obj_invalid(self):
datafile = '1402017324.68634.data'
self.assertRaises(InfoSystemExit, print_obj, datafile)
datafile = os.path.join(self.testdir, './1234.data')
self.assertRaises(InfoSystemExit, print_obj, datafile)
with open(datafile, 'wb') as fp:
fp.write('1234')
out = StringIO()
with mock.patch('sys.stdout', out):
self.assertRaises(InfoSystemExit, print_obj, datafile)
self.assertEqual(out.getvalue().strip(),
'Invalid metadata')
def test_print_obj_valid(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, swift_dir=self.testdir)
etag_msg = 'ETag: Not found in metadata'
length_msg = 'Content-Length: Not found in metadata'
self.assertTrue(etag_msg in out.getvalue())
self.assertTrue(length_msg in out.getvalue())
def test_print_obj_with_policy(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, swift_dir=self.testdir, policy_name='one')
etag_msg = 'ETag: Not found in metadata'
length_msg = 'Content-Length: Not found in metadata'
ring_loc_msg = 'ls -lah'
self.assertTrue(etag_msg in out.getvalue())
self.assertTrue(length_msg in out.getvalue())
self.assertTrue(ring_loc_msg in out.getvalue())
def test_missing_etag(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile)
self.assertTrue('ETag: Not found in metadata' in out.getvalue())
class TestPrintObjFullMeta(TestCliInfoBase):
def setUp(self):
super(TestPrintObjFullMeta, self).setUp()
self.datafile = os.path.join(self.testdir,
'sda', 'objects-1',
'1', 'ea8',
'db4449e025aca992307c7c804a67eea8',
'1402017884.18202.data')
utils.mkdirs(os.path.dirname(self.datafile))
with open(self.datafile, 'wb') as fp:
md = {'name': '/AUTH_admin/c/obj',
'Content-Type': 'application/octet-stream',
'ETag': 'd41d8cd98f00b204e9800998ecf8427e',
'Content-Length': 0}
write_metadata(fp, md)
def test_print_obj(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, swift_dir=self.testdir)
self.assertTrue('/objects-1/' in out.getvalue())
def test_print_obj_policy_index(self):
# Check an output of policy index when current directory is in
# object-* directory
out = StringIO()
hash_dir = os.path.dirname(self.datafile)
file_name = os.path.basename(self.datafile)
# Change working directory to object hash dir
cwd = os.getcwd()
try:
os.chdir(hash_dir)
with mock.patch('sys.stdout', out):
print_obj(file_name, swift_dir=self.testdir)
finally:
os.chdir(cwd)
self.assertTrue('X-Backend-Storage-Policy-Index: 1' in out.getvalue())
def test_print_obj_meta_and_ts_files(self):
# verify that print_obj will also read from meta and ts files
base = os.path.splitext(self.datafile)[0]
for ext in ('.meta', '.ts'):
test_file = '%s%s' % (base, ext)
os.link(self.datafile, test_file)
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(test_file, swift_dir=self.testdir)
self.assertTrue('/objects-1/' in out.getvalue())
def test_print_obj_no_ring(self):
no_rings_dir = os.path.join(self.testdir, 'no_rings_here')
os.mkdir(no_rings_dir)
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, swift_dir=no_rings_dir)
self.assertTrue('d41d8cd98f00b204e9800998ecf8427e' in out.getvalue())
self.assertTrue('Partition' not in out.getvalue())
def test_print_obj_policy_name_mismatch(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, policy_name='two', swift_dir=self.testdir)
ring_alert_msg = 'Warning: Ring does not match policy!'
self.assertTrue(ring_alert_msg in out.getvalue())
def test_valid_etag(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile)
self.assertTrue('ETag: d41d8cd98f00b204e9800998ecf8427e (valid)'
in out.getvalue())
def test_invalid_etag(self):
with open(self.datafile, 'wb') as fp:
md = {'name': '/AUTH_admin/c/obj',
'Content-Type': 'application/octet-stream',
'ETag': 'badetag',
'Content-Length': 0}
write_metadata(fp, md)
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile)
self.assertTrue('ETag: badetag doesn\'t match file hash'
in out.getvalue())
def test_unchecked_etag(self):
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj(self.datafile, check_etag=False)
self.assertTrue('ETag: d41d8cd98f00b204e9800998ecf8427e (not checked)'
in out.getvalue())
def test_print_obj_metadata(self):
self.assertRaisesMessage(ValueError, 'Metadata is None',
print_obj_metadata, [])
def get_metadata(items):
md = dict(name='/AUTH_admin/c/dummy')
md['Content-Type'] = 'application/octet-stream'
md['X-Timestamp'] = 106.3
md.update(items)
return md
metadata = get_metadata({'X-Object-Meta-Mtime': '107.3'})
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: application/octet-stream
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
No metadata found
User Metadata:
X-Object-Meta-Mtime: 107.3
Other Metadata:
No metadata found''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({
'X-Object-Sysmeta-Mtime': '107.3',
'X-Object-Sysmeta-Name': 'Obj name',
})
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: application/octet-stream
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
X-Object-Sysmeta-Mtime: 107.3
X-Object-Sysmeta-Name: Obj name
User Metadata:
No metadata found
Other Metadata:
No metadata found''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({
'X-Object-Meta-Mtime': '107.3',
'X-Object-Sysmeta-Mtime': '107.3',
'X-Object-Mtime': '107.3',
})
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: application/octet-stream
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
X-Object-Sysmeta-Mtime: 107.3
User Metadata:
X-Object-Meta-Mtime: 107.3
Other Metadata:
X-Object-Mtime: 107.3''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({})
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: application/octet-stream
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
No metadata found
User Metadata:
No metadata found
Other Metadata:
No metadata found''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({'X-Object-Meta-Mtime': '107.3'})
metadata['name'] = '/a-s'
self.assertRaisesMessage(ValueError, 'Path is invalid',
print_obj_metadata, metadata)
metadata = get_metadata({'X-Object-Meta-Mtime': '107.3'})
del metadata['name']
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: Not found in metadata
Content-Type: application/octet-stream
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
No metadata found
User Metadata:
X-Object-Meta-Mtime: 107.3
Other Metadata:
No metadata found''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({'X-Object-Meta-Mtime': '107.3'})
del metadata['Content-Type']
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: Not found in metadata
Timestamp: 1970-01-01T00:01:46.300000 (%s)
System Metadata:
No metadata found
User Metadata:
X-Object-Meta-Mtime: 107.3
Other Metadata:
No metadata found''' % (
utils.Timestamp(106.3).internal)
self.assertEqual(out.getvalue().strip(), exp_out)
metadata = get_metadata({'X-Object-Meta-Mtime': '107.3'})
del metadata['X-Timestamp']
out = StringIO()
with mock.patch('sys.stdout', out):
print_obj_metadata(metadata)
exp_out = '''Path: /AUTH_admin/c/dummy
Account: AUTH_admin
Container: c
Object: dummy
Object hash: 128fdf98bddd1b1e8695f4340e67a67a
Content-Type: application/octet-stream
Timestamp: Not found in metadata
System Metadata:
No metadata found
User Metadata:
X-Object-Meta-Mtime: 107.3
Other Metadata:
No metadata found'''
self.assertEqual(out.getvalue().strip(), exp_out)
class TestPrintObjWeirdPath(TestPrintObjFullMeta):
def setUp(self):
super(TestPrintObjWeirdPath, self).setUp()
# device name is objects-0 instead of sda, this is weird.
self.datafile = os.path.join(self.testdir,
'objects-0', 'objects-1',
'1', 'ea8',
'db4449e025aca992307c7c804a67eea8',
'1402017884.18202.data')
utils.mkdirs(os.path.dirname(self.datafile))
with open(self.datafile, 'wb') as fp:
md = {'name': '/AUTH_admin/c/obj',
'Content-Type': 'application/octet-stream',
'ETag': 'd41d8cd98f00b204e9800998ecf8427e',
'Content-Length': 0}
write_metadata(fp, md)
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