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# Copyright (c) 2010-2015 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.
from unittest import mock
import unittest
from swift.common.middleware import read_only
from swift.common.swob import Request
from test.debug_logger import debug_logger
class FakeApp(object):
def __call__(self, env, start_response):
start_response('200 OK', [])
return [b'Some Content']
def start_response(*args):
pass
read_methods = 'GET HEAD'.split()
write_methods = 'COPY DELETE POST PUT'.split()
ro_resp = [b'Writes are disabled for this account.']
class TestReadOnly(unittest.TestCase):
def test_global_read_only_off(self):
conf = {
'read_only': 'false',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={}):
for method in read_methods + write_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_on(self):
conf = {
'read_only': 'true',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={}):
for method in read_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
for method in write_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(ro_resp, resp)
def test_account_read_only_on(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={'sysmeta': {'read-only': 'true'}}):
for method in read_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
for method in write_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(ro_resp, resp)
def test_account_read_only_off(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={'sysmeta': {'read-only': 'false'}}):
for method in read_methods + write_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_on_account_off(self):
conf = {
'read_only': 'true',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={'sysmeta': {'read-only': 'false'}}):
for method in read_methods + write_methods:
req = Request.blank('/v1/a')
req.method = method
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_on_allow_deletes(self):
conf = {
'read_only': 'true',
'allow_deletes': 'true',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={}):
req = Request.blank('/v1/a')
req.method = "DELETE"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_account_read_only_on_allow_deletes(self):
conf = {
'allow_deletes': 'true',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch('swift.common.middleware.read_only.get_info',
return_value={'sysmeta': {'read-only': 'on'}}):
req = Request.blank('/v1/a')
req.method = "DELETE"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_on_destination_account_off_on_copy(self):
conf = {
'read_only': 'true',
}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
def get_fake_read_only(*args, **kwargs):
if 'b' in args:
return {'sysmeta': {'read-only': 'false'}}
return {}
with mock.patch('swift.common.middleware.read_only.get_info',
get_fake_read_only):
headers = {'Destination-Account': 'b'}
req = Request.blank('/v1/a', headers=headers)
req.method = "COPY"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_off_destination_account_on_on_copy(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
def get_fake_read_only(*args, **kwargs):
if 'b' in args:
return {'sysmeta': {'read-only': 'true'}}
return {}
with mock.patch('swift.common.middleware.read_only.get_info',
get_fake_read_only):
headers = {'Destination-Account': 'b'}
req = Request.blank('/v1/a', headers=headers)
req.method = "COPY"
resp = ro(req.environ, start_response)
self.assertEqual(ro_resp, resp)
def test_global_read_only_off_src_acct_on_dest_acct_off_on_copy(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
def fake_account_read_only(self, req, account):
if account == 'a':
return 'on'
return ''
with mock.patch(
'swift.common.middleware.read_only.ReadOnlyMiddleware.' +
'account_read_only',
fake_account_read_only):
headers = {'Destination-Account': 'b'}
req = Request.blank('/v1/a', headers=headers)
req.method = "COPY"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
def test_global_read_only_off_src_acct_on_dest_acct_on_on_copy(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
with mock.patch(
'swift.common.middleware.read_only.ReadOnlyMiddleware.' +
'account_read_only',
return_value='true'):
headers = {'Destination-Account': 'b'}
req = Request.blank('/v1/a', headers=headers)
req.method = "COPY"
resp = ro(req.environ, start_response)
self.assertEqual(ro_resp, resp)
def test_global_read_only_non_swift_path(self):
conf = {}
ro = read_only.filter_factory(conf)(FakeApp())
ro.logger = debug_logger()
def fake_account_read_only(self, req, account):
return 'on'
with mock.patch(
'swift.common.middleware.read_only.ReadOnlyMiddleware.' +
'account_read_only',
fake_account_read_only):
req = Request.blank('/auth/v3.14')
req.method = "POST"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
req = Request.blank('/v1')
req.method = "PUT"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
req = Request.blank('/v1.0/')
req.method = "DELETE"
resp = ro(req.environ, start_response)
self.assertEqual(resp, [b'Some Content'])
if __name__ == '__main__':
unittest.main()
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