263 lines
12 KiB
Python
263 lines
12 KiB
Python
# Copyright (c) 2010-2012 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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import mock
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from test import safe_repr
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from test.unit import MockTrue
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from swift.common.swob import HTTPBadRequest, Request
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from swift.common.http import HTTP_REQUEST_ENTITY_TOO_LARGE, \
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HTTP_BAD_REQUEST, HTTP_LENGTH_REQUIRED
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from swift.common import constraints
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class TestConstraints(unittest.TestCase):
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def assertIn(self, member, container, msg=None):
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"""Copied from 2.7"""
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if member not in container:
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standardMsg = '%s not found in %s' % (safe_repr(member),
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safe_repr(container))
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self.fail(self._formatMessage(msg, standardMsg))
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def test_check_metadata_empty(self):
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headers = {}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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def test_check_metadata_good(self):
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headers = {'X-Object-Meta-Name': 'Value'}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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def test_check_metadata_empty_name(self):
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headers = {'X-Object-Meta-': 'Value'}
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self.assert_(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), HTTPBadRequest)
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def test_check_metadata_name_length(self):
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name = 'a' * constraints.MAX_META_NAME_LENGTH
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headers = {'X-Object-Meta-%s' % name: 'v'}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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name = 'a' * (constraints.MAX_META_NAME_LENGTH + 1)
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headers = {'X-Object-Meta-%s' % name: 'v'}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object').status_int, HTTP_BAD_REQUEST)
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self.assertIn(
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('X-Object-Meta-%s' % name).lower(),
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constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object').body.lower())
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def test_check_metadata_value_length(self):
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value = 'a' * constraints.MAX_META_VALUE_LENGTH
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headers = {'X-Object-Meta-Name': value}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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value = 'a' * (constraints.MAX_META_VALUE_LENGTH + 1)
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headers = {'X-Object-Meta-Name': value}
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object').status_int, HTTP_BAD_REQUEST)
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self.assertIn(
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'x-object-meta-name',
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constraints.check_metadata(Request.blank(
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'/', headers=headers),
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'object').body.lower())
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self.assertIn(
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str(constraints.MAX_META_VALUE_LENGTH),
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constraints.check_metadata(Request.blank(
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'/', headers=headers),
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'object').body)
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def test_check_metadata_count(self):
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headers = {}
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for x in xrange(constraints.MAX_META_COUNT):
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headers['X-Object-Meta-%d' % x] = 'v'
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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headers['X-Object-Meta-Too-Many'] = 'v'
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object').status_int, HTTP_BAD_REQUEST)
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def test_check_metadata_size(self):
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headers = {}
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size = 0
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chunk = constraints.MAX_META_NAME_LENGTH + \
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constraints.MAX_META_VALUE_LENGTH
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x = 0
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while size + chunk < constraints.MAX_META_OVERALL_SIZE:
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headers['X-Object-Meta-%04d%s' %
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(x, 'a' * (constraints.MAX_META_NAME_LENGTH - 4))] = \
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'v' * constraints.MAX_META_VALUE_LENGTH
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size += chunk
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x += 1
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object'), None)
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# add two more headers in case adding just one falls exactly on the
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# limit (eg one header adds 1024 and the limit is 2048)
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headers['X-Object-Meta-%04d%s' %
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(x, 'a' * (constraints.MAX_META_NAME_LENGTH - 4))] = \
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'v' * constraints.MAX_META_VALUE_LENGTH
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headers['X-Object-Meta-%04d%s' %
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(x + 1, 'a' * (constraints.MAX_META_NAME_LENGTH - 4))] = \
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'v' * constraints.MAX_META_VALUE_LENGTH
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self.assertEquals(constraints.check_metadata(Request.blank(
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'/', headers=headers), 'object').status_int, HTTP_BAD_REQUEST)
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def test_check_object_creation_content_length(self):
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headers = {'Content-Length': str(constraints.MAX_FILE_SIZE),
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'Content-Type': 'text/plain'}
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self.assertEquals(constraints.check_object_creation(Request.blank(
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'/', headers=headers), 'object_name'), None)
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headers = {'Content-Length': str(constraints.MAX_FILE_SIZE + 1),
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'Content-Type': 'text/plain'}
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self.assertEquals(constraints.check_object_creation(
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Request.blank('/', headers=headers), 'object_name').status_int,
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HTTP_REQUEST_ENTITY_TOO_LARGE)
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headers = {'Transfer-Encoding': 'chunked',
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'Content-Type': 'text/plain'}
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self.assertEquals(constraints.check_object_creation(Request.blank(
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'/', headers=headers), 'object_name'), None)
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headers = {'Content-Type': 'text/plain'}
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self.assertEquals(constraints.check_object_creation(
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Request.blank('/', headers=headers), 'object_name').status_int,
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HTTP_LENGTH_REQUIRED)
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def test_check_object_creation_name_length(self):
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headers = {'Transfer-Encoding': 'chunked',
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'Content-Type': 'text/plain'}
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name = 'o' * constraints.MAX_OBJECT_NAME_LENGTH
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self.assertEquals(constraints.check_object_creation(Request.blank(
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'/', headers=headers), name), None)
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name = 'o' * (constraints.MAX_OBJECT_NAME_LENGTH + 1)
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self.assertEquals(constraints.check_object_creation(
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Request.blank('/', headers=headers), name).status_int,
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HTTP_BAD_REQUEST)
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def test_check_object_creation_content_type(self):
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headers = {'Transfer-Encoding': 'chunked',
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'Content-Type': 'text/plain'}
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self.assertEquals(constraints.check_object_creation(Request.blank(
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'/', headers=headers), 'object_name'), None)
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headers = {'Transfer-Encoding': 'chunked'}
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self.assertEquals(constraints.check_object_creation(
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Request.blank('/', headers=headers), 'object_name').status_int,
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HTTP_BAD_REQUEST)
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def test_check_object_creation_bad_content_type(self):
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headers = {'Transfer-Encoding': 'chunked',
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'Content-Type': '\xff\xff'}
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resp = constraints.check_object_creation(
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Request.blank('/', headers=headers), 'object_name')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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self.assert_('Content-Type' in resp.body)
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def test_check_object_manifest_header(self):
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resp = constraints.check_object_creation(Request.blank(
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'/',
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headers={'X-Object-Manifest': 'container/prefix',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}), 'manifest')
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self.assert_(not resp)
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resp = constraints.check_object_creation(Request.blank(
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'/',
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headers={'X-Object-Manifest': 'container',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}), 'manifest')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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resp = constraints.check_object_creation(Request.blank(
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'/',
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headers={'X-Object-Manifest': '/container/prefix',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}), 'manifest')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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resp = constraints.check_object_creation(Request.blank(
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'/',
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headers={'X-Object-Manifest': 'container/prefix?query=param',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}), 'manifest')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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resp = constraints.check_object_creation(Request.blank(
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'/',
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headers={'X-Object-Manifest': 'container/prefix&query=param',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}), 'manifest')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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resp = constraints.check_object_creation(
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Request.blank(
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'/', headers={
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'X-Object-Manifest': 'http://host/container/prefix',
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'Content-Length': '0',
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'Content-Type': 'text/plain'}),
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'manifest')
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self.assertEquals(resp.status_int, HTTP_BAD_REQUEST)
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def test_check_mount(self):
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self.assertFalse(constraints.check_mount('', ''))
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with mock.patch("swift.common.constraints.ismount", MockTrue()):
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self.assertTrue(constraints.check_mount('/srv', '1'))
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self.assertTrue(constraints.check_mount('/srv', 'foo-bar'))
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self.assertTrue(constraints.check_mount(
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'/srv', '003ed03c-242a-4b2f-bee9-395f801d1699'))
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self.assertFalse(constraints.check_mount('/srv', 'foo bar'))
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self.assertFalse(constraints.check_mount('/srv', 'foo/bar'))
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self.assertFalse(constraints.check_mount('/srv', 'foo?bar'))
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def test_check_float(self):
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self.assertFalse(constraints.check_float(''))
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self.assertTrue(constraints.check_float('0'))
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def test_check_utf8(self):
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unicode_sample = u'\uc77c\uc601'
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valid_utf8_str = unicode_sample.encode('utf-8')
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invalid_utf8_str = unicode_sample.encode('utf-8')[::-1]
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unicode_with_null = u'abc\u0000def'
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utf8_with_null = unicode_with_null.encode('utf-8')
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for false_argument in [None,
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'',
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invalid_utf8_str,
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unicode_with_null,
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utf8_with_null]:
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self.assertFalse(constraints.check_utf8(false_argument))
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for true_argument in ['this is ascii and utf-8, too',
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unicode_sample,
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valid_utf8_str]:
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self.assertTrue(constraints.check_utf8(true_argument))
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def test_validate_bad_meta(self):
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req = Request.blank(
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'/v/a/c/o',
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headers={'x-object-meta-hello':
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'ab' * constraints.MAX_HEADER_SIZE})
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self.assertEquals(constraints.check_metadata(req, 'object').status_int,
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HTTP_BAD_REQUEST)
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self.assertIn('x-object-meta-hello', constraints.check_metadata(req,
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'object').body.lower())
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def test_validate_constraints(self):
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c = constraints
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self.assertTrue(c.MAX_META_OVERALL_SIZE > c.MAX_META_NAME_LENGTH)
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self.assertTrue(c.MAX_META_OVERALL_SIZE > c.MAX_META_VALUE_LENGTH)
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self.assertTrue(c.MAX_HEADER_SIZE > c.MAX_META_NAME_LENGTH)
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self.assertTrue(c.MAX_HEADER_SIZE > c.MAX_META_VALUE_LENGTH)
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if __name__ == '__main__':
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unittest.main()
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