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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.middleware import acl
class TestACL(unittest.TestCase):
def test_clean_acl(self):
value = acl.clean_acl('header', '.r:*')
self.assertEquals(value, '.r:*')
value = acl.clean_acl('header', '.r:specific.host')
self.assertEquals(value, '.r:specific.host')
value = acl.clean_acl('header', '.r:.ending.with')
self.assertEquals(value, '.r:.ending.with')
value = acl.clean_acl('header', '.r:*.ending.with')
self.assertEquals(value, '.r:.ending.with')
value = acl.clean_acl('header', '.r:-*.ending.with')
self.assertEquals(value, '.r:-.ending.with')
value = acl.clean_acl('header', '.r:one,.r:two')
self.assertEquals(value, '.r:one,.r:two')
value = acl.clean_acl('header', '.r:*,.r:-specific.host')
self.assertEquals(value, '.r:*,.r:-specific.host')
value = acl.clean_acl('header', '.r:*,.r:-.ending.with')
self.assertEquals(value, '.r:*,.r:-.ending.with')
value = acl.clean_acl('header', '.r:one,.r:-two')
self.assertEquals(value, '.r:one,.r:-two')
value = acl.clean_acl('header', '.r:one,.r:-two,account,account:user')
self.assertEquals(value, '.r:one,.r:-two,account,account:user')
value = acl.clean_acl('header', 'TEST_account')
self.assertEquals(value, 'TEST_account')
value = acl.clean_acl('header', '.ref:*')
self.assertEquals(value, '.r:*')
value = acl.clean_acl('header', '.referer:*')
self.assertEquals(value, '.r:*')
value = acl.clean_acl('header', '.referrer:*')
self.assertEquals(value, '.r:*')
value = acl.clean_acl('header',
' .r : one , ,, .r:two , .r : - three ')
self.assertEquals(value, '.r:one,.r:two,.r:-three')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.unknown:test')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r:')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r:*.')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r : * . ')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r:-*.')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r : - * . ')
self.assertRaises(ValueError, acl.clean_acl, 'header', ' .r : ')
self.assertRaises(ValueError, acl.clean_acl, 'header', 'user , .r : ')
self.assertRaises(ValueError, acl.clean_acl, 'header', '.r:-')
self.assertRaises(ValueError, acl.clean_acl, 'header', ' .r : - ')
self.assertRaises(ValueError, acl.clean_acl, 'header',
'user , .r : - ')
self.assertRaises(ValueError, acl.clean_acl, 'write-header', '.r:r')
def test_parse_acl(self):
self.assertEquals(acl.parse_acl(None), ([], []))
self.assertEquals(acl.parse_acl(''), ([], []))
self.assertEquals(acl.parse_acl('.r:ref1'), (['ref1'], []))
self.assertEquals(acl.parse_acl('.r:-ref1'), (['-ref1'], []))
self.assertEquals(acl.parse_acl('account:user'),
([], ['account:user']))
self.assertEquals(acl.parse_acl('account'), ([], ['account']))
self.assertEquals(acl.parse_acl('acc1,acc2:usr2,.r:ref3,.r:-ref4'),
(['ref3', '-ref4'], ['acc1', 'acc2:usr2']))
self.assertEquals(acl.parse_acl(
'acc1,acc2:usr2,.r:ref3,acc3,acc4:usr4,.r:ref5,.r:-ref6'),
(['ref3', 'ref5', '-ref6'],
['acc1', 'acc2:usr2', 'acc3', 'acc4:usr4']))
def test_parse_v2_acl(self):
# For all these tests, the header name will be "hdr".
tests = [
# Simple case: all ACL data in one header line
({'hdr': '{"a":1,"b":"foo"}'}, {'a': 1, 'b': 'foo'}),
# No header "hdr" exists -- should return None
({}, None),
({'junk': 'junk'}, None),
# Empty ACLs should return empty dict
({'hdr': ''}, {}),
({'hdr': '{}'}, {}),
({'hdr': '{ }'}, {}),
# Bad input -- should return None
({'hdr': '["array"]'}, None),
({'hdr': 'null'}, None),
({'hdr': '"some_string"'}, None),
({'hdr': '123'}, None),
]
for hdrs_in, expected in tests:
result = acl.parse_acl(version=2, data=hdrs_in.get('hdr'))
self.assertEquals(expected, result,
'%r: %r != %r' % (hdrs_in, result, expected))
def test_format_v1_acl(self):
tests = [
((['a', 'b'], ['c.com']), 'a,b,.r:c.com'),
((['a', 'b'], ['c.com', '-x.c.com']), 'a,b,.r:c.com,.r:-x.c.com'),
((['a', 'b'], None), 'a,b'),
((None, ['c.com']), '.r:c.com'),
((None, None), ''),
]
for (groups, refs), expected in tests:
result = acl.format_acl(
version=1, groups=groups, referrers=refs, header_name='hdr')
self.assertEquals(expected, result, 'groups=%r, refs=%r: %r != %r'
% (groups, refs, result, expected))
def test_format_v2_acl(self):
tests = [
({}, '{}'),
({'foo': 'bar'}, '{"foo":"bar"}'),
({'groups': ['a', 'b'], 'referrers': ['c.com', '-x.c.com']},
'{"groups":["a","b"],"referrers":["c.com","-x.c.com"]}'),
]
for data, expected in tests:
result = acl.format_acl(version=2, acl_dict=data)
self.assertEquals(expected, result,
'data=%r: %r *!=* %r' % (data, result, expected))
def test_acls_from_account_info(self):
test_data = [
({}, None),
({'sysmeta': {}}, None),
({'sysmeta':
{'core-access-control': '{"VERSION":1,"admin":["a","b"]}'}},
{'admin': ['a', 'b'], 'read-write': [], 'read-only': []}),
({
'some-key': 'some-value',
'other-key': 'other-value',
'sysmeta': {
'core-access-control': '{"VERSION":1,"admin":["a","b"],"r'
'ead-write":["c"],"read-only":[]}',
}},
{'admin': ['a', 'b'], 'read-write': ['c'], 'read-only': []}),
]
for args, expected in test_data:
result = acl.acls_from_account_info(args)
self.assertEqual(expected, result, "%r: Got %r, expected %r" %
(args, result, expected))
def test_referrer_allowed(self):
self.assert_(not acl.referrer_allowed('host', None))
self.assert_(not acl.referrer_allowed('host', []))
self.assert_(acl.referrer_allowed(None, ['*']))
self.assert_(acl.referrer_allowed('', ['*']))
self.assert_(not acl.referrer_allowed(None, ['specific.host']))
self.assert_(not acl.referrer_allowed('', ['specific.host']))
self.assert_(acl.referrer_allowed('http://www.example.com/index.html',
['.example.com']))
self.assert_(acl.referrer_allowed(
'http://user@www.example.com/index.html', ['.example.com']))
self.assert_(acl.referrer_allowed(
'http://user:pass@www.example.com/index.html', ['.example.com']))
self.assert_(acl.referrer_allowed(
'http://www.example.com:8080/index.html', ['.example.com']))
self.assert_(acl.referrer_allowed(
'http://user@www.example.com:8080/index.html', ['.example.com']))
self.assert_(acl.referrer_allowed(
'http://user:pass@www.example.com:8080/index.html',
['.example.com']))
self.assert_(acl.referrer_allowed(
'http://user:pass@www.example.com:8080', ['.example.com']))
self.assert_(acl.referrer_allowed('http://www.example.com',
['.example.com']))
self.assert_(not acl.referrer_allowed(
'http://thief.example.com',
['.example.com', '-thief.example.com']))
self.assert_(not acl.referrer_allowed(
'http://thief.example.com',
['*', '-thief.example.com']))
self.assert_(acl.referrer_allowed(
'http://www.example.com',
['.other.com', 'www.example.com']))
self.assert_(acl.referrer_allowed(
'http://www.example.com',
['-.example.com', 'www.example.com']))
# This is considered a relative uri to the request uri, a mode not
# currently supported.
self.assert_(not acl.referrer_allowed('www.example.com',
['.example.com']))
self.assert_(not acl.referrer_allowed('../index.html',
['.example.com']))
self.assert_(acl.referrer_allowed('www.example.com', ['*']))
if __name__ == '__main__':
unittest.main()
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