text: # 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.swob import Request, HTTPUnauthorized
  from swift.common.middleware import container_quotas
  
  
  class FakeCache(object):
  
      def __init__(self, val):
          if 'status' not in val:
              val['status'] = 200
          self.val = val
  
      def get(self, *args):
          return self.val
  
  
  class FakeApp(object):
  
      def __init__(self):
          pass
  
      def __call__(self, env, start_response):
          start_response('200 OK', [])
          return []
  
  
  class FakeMissingApp(object):
  
      def __init__(self):
          pass
  
      def __call__(self, env, start_response):
          start_response('404 Not Found', [])
          return []
  
  
  def start_response(*args):
      pass
  
  
  class TestContainerQuotas(unittest.TestCase):
  
      def test_split_path_empty_container_path_segment(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          req = Request.blank('/v1/a//something/something_else',
                              environ={'REQUEST_METHOD': 'PUT',
                                       'swift.cache': {'key': 'value'}})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_not_handled(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          req = Request.blank('/v1/a/c', environ={'REQUEST_METHOD': 'PUT'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          req = Request.blank('/v1/a/c/o', environ={'REQUEST_METHOD': 'GET'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_no_quotas(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': FakeCache({}),
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_exceed_bytes_quota(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '2'}})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_bytes_quota_copy_from(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '2'}})
  
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'x-copy-from': '/c2/o2'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_bytes_quota_copy_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '2'}})
  
          req = Request.blank('/v1/a/c2/o2',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'Destination': '/c/o'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_not_exceed_bytes_quota(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_not_exceed_bytes_quota_copy_from(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'x-copy-from': '/c2/o2'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_not_exceed_bytes_quota_copy_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank('/v1/a/c2/o2',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'Destination': '/c/o'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_bytes_quota_copy_from_no_src(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'x-copy-from': '/c2/o3'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_bytes_quota_copy_from_bad_src(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.cache': cache},
                              headers={'x-copy-from': 'bad_path'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 412)
  
      def test_bytes_quota_copy_verb_no_src(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank('/v1/a/c2/o3',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'Destination': '/c/o'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_exceed_counts_quota(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '1'}})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_counts_quota_copy_from(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '1'}})
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.object/a/c2/o2': {'length': 10},
                              'swift.cache': cache},
                              headers={'x-copy-from': '/c2/o2'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_counts_quota_copy_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '1'}})
          req = Request.blank('/v1/a/c2/o2',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.cache': cache},
                              headers={'Destination': '/c/o'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_counts_quota_copy_cross_account_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          a_c_cache = {'storage_policy': '0', 'meta': {'quota-count': '2'},
                       'status': 200, 'object_count': 1}
          a2_c_cache = {'storage_policy': '0', 'meta': {'quota-count': '1'},
                        'status': 200, 'object_count': 1}
          req = Request.blank('/v1/a/c2/o2',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.container/a/c': a_c_cache,
                              'swift.container/a2/c': a2_c_cache},
                              headers={'Destination': '/c/o',
                              'Destination-Account': 'a2'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_exceed_counts_quota_copy_cross_account_PUT_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          a_c_cache = {'storage_policy': '0', 'meta': {'quota-count': '2'},
                       'status': 200, 'object_count': 1}
          a2_c_cache = {'storage_policy': '0', 'meta': {'quota-count': '1'},
                        'status': 200, 'object_count': 1}
          req = Request.blank('/v1/a2/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.container/a/c': a_c_cache,
                              'swift.container/a2/c': a2_c_cache},
                              headers={'X-Copy-From': '/c2/o2',
                              'X-Copy-From-Account': 'a'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 413)
          self.assertEquals(res.body, 'Upload exceeds quota.')
  
      def test_not_exceed_counts_quota(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '2'}})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_not_exceed_counts_quota_copy_from(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '2'}})
          req = Request.blank('/v1/a/c/o',
                              environ={'REQUEST_METHOD': 'PUT',
                              'swift.cache': cache},
                              headers={'x-copy-from': '/c2/o2'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_not_exceed_counts_quota_copy_verb(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '2'}})
          req = Request.blank('/v1/a/c2/o2',
                              environ={'REQUEST_METHOD': 'COPY',
                              'swift.cache': cache},
                              headers={'Destination': '/c/o'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 200)
  
      def test_invalid_quotas(self):
          req = Request.blank(
              '/v1/a/c',
              environ={'REQUEST_METHOD': 'POST',
                       'HTTP_X_CONTAINER_META_QUOTA_BYTES': 'abc'})
          res = req.get_response(
              container_quotas.ContainerQuotaMiddleware(FakeApp(), {}))
          self.assertEquals(res.status_int, 400)
  
          req = Request.blank(
              '/v1/a/c',
              environ={'REQUEST_METHOD': 'POST',
                       'HTTP_X_CONTAINER_META_QUOTA_COUNT': 'abc'})
          res = req.get_response(
              container_quotas.ContainerQuotaMiddleware(FakeApp(), {}))
          self.assertEquals(res.status_int, 400)
  
      def test_valid_quotas(self):
          req = Request.blank(
              '/v1/a/c',
              environ={'REQUEST_METHOD': 'POST',
                       'HTTP_X_CONTAINER_META_QUOTA_BYTES': '123'})
          res = req.get_response(
              container_quotas.ContainerQuotaMiddleware(FakeApp(), {}))
          self.assertEquals(res.status_int, 200)
  
          req = Request.blank(
              '/v1/a/c',
              environ={'REQUEST_METHOD': 'POST',
                       'HTTP_X_CONTAINER_META_QUOTA_COUNT': '123'})
          res = req.get_response(
              container_quotas.ContainerQuotaMiddleware(FakeApp(), {}))
          self.assertEquals(res.status_int, 200)
  
      def test_delete_quotas(self):
          req = Request.blank(
              '/v1/a/c',
              environ={'REQUEST_METHOD': 'POST',
                       'HTTP_X_CONTAINER_META_QUOTA_BYTES': None})
          res = req.get_response(
              container_quotas.ContainerQuotaMiddleware(FakeApp(), {}))
          self.assertEquals(res.status_int, 200)
  
      def test_missing_container(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeMissingApp(), {})
          cache = FakeCache({'bytes': 0, 'meta': {'quota-bytes': '100'}})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100'})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 404)
  
      def test_auth_fail(self):
          app = container_quotas.ContainerQuotaMiddleware(FakeApp(), {})
          cache = FakeCache({'object_count': 1, 'meta': {'quota-count': '1'},
                             'write_acl': None})
          req = Request.blank(
              '/v1/a/c/o',
              environ={'REQUEST_METHOD': 'PUT', 'swift.cache': cache,
                       'CONTENT_LENGTH': '100',
                       'swift.authorize': lambda *args: HTTPUnauthorized()})
          res = req.get_response(app)
          self.assertEquals(res.status_int, 401)
  
  if __name__ == '__main__':
      unittest.main()
  