/usr/lib/python2.7/dist-packages/oslo_messaging/tests/notify/test_middleware.py is in python-oslo.messaging 4.6.1-2ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 | # Copyright 2013-2014 eNovance
# All Rights Reserved.
#
# 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 uuid
import webob
from oslo_messaging.notify import middleware
from oslo_messaging.tests import utils
from six.moves import mock
class FakeApp(object):
def __call__(self, env, start_response):
body = 'Some response'
start_response('200 OK', [
('Content-Type', 'text/plain'),
('Content-Length', str(sum(map(len, body))))
])
return [body]
class FakeFailingApp(object):
def __call__(self, env, start_response):
raise Exception("It happens!")
class NotifierMiddlewareTest(utils.BaseTestCase):
def test_notification(self):
m = middleware.RequestNotifier(FakeApp())
req = webob.Request.blank('/foo/bar',
environ={'REQUEST_METHOD': 'GET',
'HTTP_X_AUTH_TOKEN': uuid.uuid4()})
with mock.patch(
'oslo_messaging.notify.notifier.Notifier._notify') as notify:
m(req)
# Check first notification with only 'request'
call_args = notify.call_args_list[0][0]
self.assertEqual(call_args[1], 'http.request')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request']))
request = call_args[2]['request']
self.assertEqual(request['PATH_INFO'], '/foo/bar')
self.assertEqual(request['REQUEST_METHOD'], 'GET')
self.assertIn('HTTP_X_SERVICE_NAME', request)
self.assertNotIn('HTTP_X_AUTH_TOKEN', request)
self.assertFalse(any(map(lambda s: s.startswith('wsgi.'),
request.keys())),
"WSGI fields are filtered out")
# Check second notification with request + response
call_args = notify.call_args_list[1][0]
self.assertEqual(call_args[1], 'http.response')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request', 'response']))
request = call_args[2]['request']
self.assertEqual(request['PATH_INFO'], '/foo/bar')
self.assertEqual(request['REQUEST_METHOD'], 'GET')
self.assertIn('HTTP_X_SERVICE_NAME', request)
self.assertNotIn('HTTP_X_AUTH_TOKEN', request)
self.assertFalse(any(map(lambda s: s.startswith('wsgi.'),
request.keys())),
"WSGI fields are filtered out")
response = call_args[2]['response']
self.assertEqual(response['status'], '200 OK')
self.assertEqual(response['headers']['content-length'], '13')
def test_notification_response_failure(self):
m = middleware.RequestNotifier(FakeFailingApp())
req = webob.Request.blank('/foo/bar',
environ={'REQUEST_METHOD': 'GET',
'HTTP_X_AUTH_TOKEN': uuid.uuid4()})
with mock.patch(
'oslo_messaging.notify.notifier.Notifier._notify') as notify:
try:
m(req)
self.fail("Application exception has not been re-raised")
except Exception:
pass
# Check first notification with only 'request'
call_args = notify.call_args_list[0][0]
self.assertEqual(call_args[1], 'http.request')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request']))
request = call_args[2]['request']
self.assertEqual(request['PATH_INFO'], '/foo/bar')
self.assertEqual(request['REQUEST_METHOD'], 'GET')
self.assertIn('HTTP_X_SERVICE_NAME', request)
self.assertNotIn('HTTP_X_AUTH_TOKEN', request)
self.assertFalse(any(map(lambda s: s.startswith('wsgi.'),
request.keys())),
"WSGI fields are filtered out")
# Check second notification with 'request' and 'exception'
call_args = notify.call_args_list[1][0]
self.assertEqual(call_args[1], 'http.response')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request', 'exception']))
request = call_args[2]['request']
self.assertEqual(request['PATH_INFO'], '/foo/bar')
self.assertEqual(request['REQUEST_METHOD'], 'GET')
self.assertIn('HTTP_X_SERVICE_NAME', request)
self.assertNotIn('HTTP_X_AUTH_TOKEN', request)
self.assertFalse(any(map(lambda s: s.startswith('wsgi.'),
request.keys())),
"WSGI fields are filtered out")
exception = call_args[2]['exception']
self.assertIn('middleware.py', exception['traceback'][0])
self.assertIn('It happens!', exception['traceback'][-1])
self.assertEqual(exception['value'], "Exception('It happens!',)")
def test_process_request_fail(self):
def notify_error(context, publisher_id, event_type,
priority, payload):
raise Exception('error')
with mock.patch('oslo_messaging.notify.notifier.Notifier._notify',
notify_error):
m = middleware.RequestNotifier(FakeApp())
req = webob.Request.blank('/foo/bar',
environ={'REQUEST_METHOD': 'GET'})
m.process_request(req)
def test_process_response_fail(self):
def notify_error(context, publisher_id, event_type,
priority, payload):
raise Exception('error')
with mock.patch('oslo_messaging.notify.notifier.Notifier._notify',
notify_error):
m = middleware.RequestNotifier(FakeApp())
req = webob.Request.blank('/foo/bar',
environ={'REQUEST_METHOD': 'GET'})
m.process_response(req, webob.response.Response())
def test_ignore_req_opt(self):
m = middleware.RequestNotifier(FakeApp(),
ignore_req_list='get, PUT')
req = webob.Request.blank('/skip/foo',
environ={'REQUEST_METHOD': 'GET'})
req1 = webob.Request.blank('/skip/foo',
environ={'REQUEST_METHOD': 'PUT'})
req2 = webob.Request.blank('/accept/foo',
environ={'REQUEST_METHOD': 'POST'})
with mock.patch(
'oslo_messaging.notify.notifier.Notifier._notify') as notify:
# Check GET request does not send notification
m(req)
m(req1)
self.assertEqual(len(notify.call_args_list), 0)
# Check non-GET request does send notification
m(req2)
self.assertEqual(len(notify.call_args_list), 2)
call_args = notify.call_args_list[0][0]
self.assertEqual(call_args[1], 'http.request')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request']))
request = call_args[2]['request']
self.assertEqual(request['PATH_INFO'], '/accept/foo')
self.assertEqual(request['REQUEST_METHOD'], 'POST')
call_args = notify.call_args_list[1][0]
self.assertEqual(call_args[1], 'http.response')
self.assertEqual(call_args[3], 'INFO')
self.assertEqual(set(call_args[2].keys()),
set(['request', 'response']))
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