209 lines
9.1 KiB
Python
209 lines
9.1 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 mock
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import unittest
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from eventlet import Timeout
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from swift.common.swob import Request
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from swift.proxy import server as proxy_server
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from swift.proxy.controllers.base import headers_to_container_info
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from test.unit import fake_http_connect, FakeRing, FakeMemcache
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from swift.common.storage_policy import StoragePolicy
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from swift.common.request_helpers import get_sys_meta_prefix
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from test.unit import patch_policies, mocked_http_conn, debug_logger
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from test.unit.common.ring.test_ring import TestRingBase
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from test.unit.proxy.test_server import node_error_count
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@patch_policies([StoragePolicy(0, 'zero', True, object_ring=FakeRing())])
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class TestContainerController(TestRingBase):
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def setUp(self):
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TestRingBase.setUp(self)
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self.logger = debug_logger()
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self.container_ring = FakeRing(max_more_nodes=9)
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self.app = proxy_server.Application(None, FakeMemcache(),
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logger=self.logger,
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account_ring=FakeRing(),
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container_ring=self.container_ring)
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self.account_info = {
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'status': 200,
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'container_count': '10',
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'total_object_count': '100',
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'bytes': '1000',
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'meta': {},
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'sysmeta': {},
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}
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class FakeAccountInfoContainerController(
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proxy_server.ContainerController):
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def account_info(controller, *args, **kwargs):
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patch_path = 'swift.proxy.controllers.base.get_info'
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with mock.patch(patch_path) as mock_get_info:
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mock_get_info.return_value = dict(self.account_info)
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return super(FakeAccountInfoContainerController,
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controller).account_info(
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*args, **kwargs)
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_orig_get_controller = self.app.get_controller
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def wrapped_get_controller(*args, **kwargs):
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with mock.patch('swift.proxy.server.ContainerController',
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new=FakeAccountInfoContainerController):
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return _orig_get_controller(*args, **kwargs)
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self.app.get_controller = wrapped_get_controller
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def test_container_info_in_response_env(self):
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controller = proxy_server.ContainerController(self.app, 'a', 'c')
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with mock.patch('swift.proxy.controllers.base.http_connect',
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fake_http_connect(200, 200, body='')):
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req = Request.blank('/v1/a/c', {'PATH_INFO': '/v1/a/c'})
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resp = controller.HEAD(req)
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self.assertEqual(2, resp.status_int // 100)
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self.assertTrue("swift.container/a/c" in resp.environ)
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self.assertEqual(headers_to_container_info(resp.headers),
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resp.environ['swift.container/a/c'])
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def test_swift_owner(self):
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owner_headers = {
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'x-container-read': 'value', 'x-container-write': 'value',
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'x-container-sync-key': 'value', 'x-container-sync-to': 'value'}
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controller = proxy_server.ContainerController(self.app, 'a', 'c')
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req = Request.blank('/v1/a/c')
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with mock.patch('swift.proxy.controllers.base.http_connect',
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fake_http_connect(200, 200, headers=owner_headers)):
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resp = controller.HEAD(req)
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self.assertEquals(2, resp.status_int // 100)
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for key in owner_headers:
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self.assertTrue(key not in resp.headers)
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req = Request.blank('/v1/a/c', environ={'swift_owner': True})
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with mock.patch('swift.proxy.controllers.base.http_connect',
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fake_http_connect(200, 200, headers=owner_headers)):
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resp = controller.HEAD(req)
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self.assertEquals(2, resp.status_int // 100)
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for key in owner_headers:
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self.assertTrue(key in resp.headers)
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def _make_callback_func(self, context):
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def callback(ipaddr, port, device, partition, method, path,
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headers=None, query_string=None, ssl=False):
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context['method'] = method
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context['path'] = path
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context['headers'] = headers or {}
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return callback
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def test_sys_meta_headers_PUT(self):
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# check that headers in sys meta namespace make it through
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# the container controller
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sys_meta_key = '%stest' % get_sys_meta_prefix('container')
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sys_meta_key = sys_meta_key.title()
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user_meta_key = 'X-Container-Meta-Test'
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controller = proxy_server.ContainerController(self.app, 'a', 'c')
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context = {}
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callback = self._make_callback_func(context)
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hdrs_in = {sys_meta_key: 'foo',
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user_meta_key: 'bar',
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'x-timestamp': '1.0'}
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req = Request.blank('/v1/a/c', headers=hdrs_in)
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with mock.patch('swift.proxy.controllers.base.http_connect',
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fake_http_connect(200, 200, give_connect=callback)):
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controller.PUT(req)
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self.assertEqual(context['method'], 'PUT')
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self.assertTrue(sys_meta_key in context['headers'])
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self.assertEqual(context['headers'][sys_meta_key], 'foo')
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self.assertTrue(user_meta_key in context['headers'])
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self.assertEqual(context['headers'][user_meta_key], 'bar')
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self.assertNotEqual(context['headers']['x-timestamp'], '1.0')
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def test_sys_meta_headers_POST(self):
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# check that headers in sys meta namespace make it through
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# the container controller
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sys_meta_key = '%stest' % get_sys_meta_prefix('container')
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sys_meta_key = sys_meta_key.title()
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user_meta_key = 'X-Container-Meta-Test'
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controller = proxy_server.ContainerController(self.app, 'a', 'c')
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context = {}
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callback = self._make_callback_func(context)
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hdrs_in = {sys_meta_key: 'foo',
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user_meta_key: 'bar',
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'x-timestamp': '1.0'}
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req = Request.blank('/v1/a/c', headers=hdrs_in)
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with mock.patch('swift.proxy.controllers.base.http_connect',
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fake_http_connect(200, 200, give_connect=callback)):
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controller.POST(req)
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self.assertEqual(context['method'], 'POST')
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self.assertTrue(sys_meta_key in context['headers'])
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self.assertEqual(context['headers'][sys_meta_key], 'foo')
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self.assertTrue(user_meta_key in context['headers'])
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self.assertEqual(context['headers'][user_meta_key], 'bar')
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self.assertNotEqual(context['headers']['x-timestamp'], '1.0')
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def test_node_errors(self):
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self.app.sort_nodes = lambda n: n
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for method in ('PUT', 'DELETE', 'POST'):
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def test_status_map(statuses, expected):
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self.app._error_limiting = {}
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req = Request.blank('/v1/a/c', method=method)
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with mocked_http_conn(*statuses) as fake_conn:
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print 'a' * 50
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resp = req.get_response(self.app)
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self.assertEqual(resp.status_int, expected)
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for req in fake_conn.requests:
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self.assertEqual(req['method'], method)
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self.assertTrue(req['path'].endswith('/a/c'))
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base_status = [201] * 3
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# test happy path
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test_status_map(list(base_status), 201)
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for i in range(3):
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self.assertEqual(node_error_count(
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self.app, self.container_ring.devs[i]), 0)
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# single node errors and test isolation
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for i in range(3):
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status_list = list(base_status)
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status_list[i] = 503
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status_list.append(201)
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test_status_map(status_list, 201)
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for j in range(3):
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expected = 1 if j == i else 0
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self.assertEqual(node_error_count(
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self.app, self.container_ring.devs[j]), expected)
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# timeout
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test_status_map((201, Timeout(), 201, 201), 201)
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self.assertEqual(node_error_count(
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self.app, self.container_ring.devs[1]), 1)
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# exception
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test_status_map((Exception('kaboom!'), 201, 201, 201), 201)
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self.assertEqual(node_error_count(
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self.app, self.container_ring.devs[0]), 1)
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# insufficient storage
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test_status_map((201, 201, 507, 201), 201)
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self.assertEqual(node_error_count(
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self.app, self.container_ring.devs[2]),
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self.app.error_suppression_limit + 1)
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if __name__ == '__main__':
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unittest.main()
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