271 lines
9.7 KiB
Python
271 lines
9.7 KiB
Python
# Copyright (c) 2010 OpenStack, LLC.
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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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""" Tests for swift.common.utils """
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from __future__ import with_statement
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import errno
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import mimetools
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import socket
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import unittest
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from StringIO import StringIO
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from collections import defaultdict
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from urllib import quote
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from swift.common.swob import Request
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from swift.common import wsgi
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class TestWSGI(unittest.TestCase):
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""" Tests for swift.common.wsgi """
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def test_monkey_patch_mimetools(self):
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).type, 'text/plain')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).plisttext, '')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).subtype, 'plain')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).type, 'text/html')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).plisttext,
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'; charset=ISO-8859-4')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).subtype, 'html')
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wsgi.monkey_patch_mimetools()
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).type, None)
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).plisttext, '')
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).maintype, None)
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sio = StringIO('blah')
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self.assertEquals(mimetools.Message(sio).subtype, None)
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).type, 'text/html')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).plisttext,
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'; charset=ISO-8859-4')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).maintype, 'text')
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sio = StringIO('Content-Type: text/html; charset=ISO-8859-4')
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self.assertEquals(mimetools.Message(sio).subtype, 'html')
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def test_get_socket(self):
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# stubs
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conf = {}
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ssl_conf = {
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'cert_file': '',
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'key_file': '',
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}
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# mocks
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class MockSocket():
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def __init__(self):
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self.opts = defaultdict(dict)
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def setsockopt(self, level, optname, value):
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self.opts[level][optname] = value
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def mock_listen(*args, **kwargs):
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return MockSocket()
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class MockSsl():
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def __init__(self):
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self.wrap_socket_called = []
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def wrap_socket(self, sock, **kwargs):
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self.wrap_socket_called.append(kwargs)
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return sock
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# patch
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old_listen = wsgi.listen
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old_ssl = wsgi.ssl
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try:
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wsgi.listen = mock_listen
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wsgi.ssl = MockSsl()
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# test
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sock = wsgi.get_socket(conf)
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# assert
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self.assert_(isinstance(sock, MockSocket))
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expected_socket_opts = {
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socket.SOL_SOCKET: {
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socket.SO_REUSEADDR: 1,
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socket.SO_KEEPALIVE: 1,
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},
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socket.IPPROTO_TCP: {
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socket.TCP_KEEPIDLE: 600,
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},
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}
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self.assertEquals(sock.opts, expected_socket_opts)
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# test ssl
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sock = wsgi.get_socket(ssl_conf)
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expected_kwargs = {
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'certfile': '',
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'keyfile': '',
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}
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self.assertEquals(wsgi.ssl.wrap_socket_called, [expected_kwargs])
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finally:
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wsgi.listen = old_listen
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wsgi.ssl = old_ssl
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def test_address_in_use(self):
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# stubs
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conf = {}
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# mocks
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def mock_listen(*args, **kwargs):
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raise socket.error(errno.EADDRINUSE)
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def value_error_listen(*args, **kwargs):
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raise ValueError('fake')
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def mock_sleep(*args):
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pass
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class MockTime():
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"""Fast clock advances 10 seconds after every call to time
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"""
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def __init__(self):
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self.current_time = old_time.time()
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def time(self, *args, **kwargs):
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rv = self.current_time
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# advance for next call
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self.current_time += 10
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return rv
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old_listen = wsgi.listen
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old_sleep = wsgi.sleep
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old_time = wsgi.time
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try:
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wsgi.listen = mock_listen
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wsgi.sleep = mock_sleep
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wsgi.time = MockTime()
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# test error
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self.assertRaises(Exception, wsgi.get_socket, conf)
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# different error
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wsgi.listen = value_error_listen
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self.assertRaises(ValueError, wsgi.get_socket, conf)
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finally:
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wsgi.listen = old_listen
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wsgi.sleep = old_sleep
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wsgi.time = old_time
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def test_pre_auth_wsgi_input(self):
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oldenv = {}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertTrue('wsgi.input' in newenv)
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self.assertEquals(newenv['wsgi.input'].read(), '')
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oldenv = {'wsgi.input': StringIO('original wsgi.input')}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertTrue('wsgi.input' in newenv)
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self.assertEquals(newenv['wsgi.input'].read(), '')
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oldenv = {'swift.source': 'UT'}
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newenv = wsgi.make_pre_authed_env(oldenv)
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self.assertEquals(newenv['swift.source'], 'UT')
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oldenv = {'swift.source': 'UT'}
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newenv = wsgi.make_pre_authed_env(oldenv, swift_source='SA')
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self.assertEquals(newenv['swift.source'], 'SA')
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def test_pre_auth_req(self):
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class FakeReq(object):
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@classmethod
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def fake_blank(cls, path, environ={}, body='', headers={}):
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self.assertEquals(environ['swift.authorize']('test'), None)
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self.assertFalse('HTTP_X_TRANS_ID' in environ)
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was_blank = Request.blank
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Request.blank = FakeReq.fake_blank
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wsgi.make_pre_authed_request({'HTTP_X_TRANS_ID': '1234'},
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'PUT', '/', body='tester', headers={})
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wsgi.make_pre_authed_request({'HTTP_X_TRANS_ID': '1234'},
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'PUT', '/', headers={})
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Request.blank = was_blank
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def test_pre_auth_req_with_quoted_path(self):
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r = wsgi.make_pre_authed_request(
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{'HTTP_X_TRANS_ID': '1234'}, 'PUT', path=quote('/a space'),
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body='tester', headers={})
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self.assertEquals(r.path, quote('/a space'))
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def test_pre_auth_req_drops_query(self):
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path')
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self.assertEquals(r.query_string, 'original')
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path?replacement')
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self.assertEquals(r.query_string, 'replacement')
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path?')
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self.assertEquals(r.query_string, '')
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def test_pre_auth_req_with_body(self):
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path', 'the body')
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self.assertEquals(r.body, 'the body')
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def test_pre_auth_creates_script_name(self):
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e = wsgi.make_pre_authed_env({})
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self.assertTrue('SCRIPT_NAME' in e)
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def test_pre_auth_copies_script_name(self):
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e = wsgi.make_pre_authed_env({'SCRIPT_NAME': '/script_name'})
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self.assertEquals(e['SCRIPT_NAME'], '/script_name')
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def test_pre_auth_copies_script_name_unless_path_overridden(self):
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e = wsgi.make_pre_authed_env({'SCRIPT_NAME': '/script_name'},
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path='/override')
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self.assertEquals(e['SCRIPT_NAME'], '')
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self.assertEquals(e['PATH_INFO'], '/override')
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def test_pre_auth_req_swift_source(self):
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r = wsgi.make_pre_authed_request(
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{'QUERY_STRING': 'original'}, 'GET', 'path', 'the body',
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swift_source='UT')
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self.assertEquals(r.body, 'the body')
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self.assertEquals(r.environ['swift.source'], 'UT')
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class TestWSGIContext(unittest.TestCase):
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def test_app_call(self):
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statuses = ['200 Ok', '404 Not Found']
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def app(env, start_response):
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start_response(statuses.pop(0), [('Content-Length', '3')])
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yield 'Ok\n'
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wc = wsgi.WSGIContext(app)
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r = Request.blank('/')
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it = wc._app_call(r.environ)
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self.assertEquals(wc._response_status, '200 Ok')
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self.assertEquals(''.join(it), 'Ok\n')
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r = Request.blank('/')
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it = wc._app_call(r.environ)
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self.assertEquals(wc._response_status, '404 Not Found')
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self.assertEquals(''.join(it), 'Ok\n')
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if __name__ == '__main__':
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unittest.main()
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