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(vila) Forbid more operations on ReadonlyTransportDecorator (Vincent Ladeuil)

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1
 
# Copyright (C) 2005, 2006 Canonical Ltd
 
1
# Copyright (C) 2005-2012, 2015 Canonical Ltd
2
2
#
3
3
# This program is free software; you can redistribute it and/or modify
4
4
# it under the terms of the GNU General Public License as published by
12
12
#
13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16
16
 
17
17
"""Tests for HTTP implementations.
18
18
 
23
23
# TODO: Should be renamed to bzrlib.transport.http.tests?
24
24
# TODO: What about renaming to bzrlib.tests.transport.http ?
25
25
 
26
 
from cStringIO import StringIO
27
26
import httplib
28
 
import os
29
 
import select
30
27
import SimpleHTTPServer
31
28
import socket
32
29
import sys
34
31
 
35
32
import bzrlib
36
33
from bzrlib import (
37
 
    bzrdir,
38
34
    config,
 
35
    controldir,
 
36
    debug,
39
37
    errors,
40
38
    osutils,
41
39
    remote as _mod_remote,
42
40
    tests,
 
41
    trace,
43
42
    transport,
44
43
    ui,
45
 
    urlutils,
46
44
    )
47
45
from bzrlib.tests import (
 
46
    features,
48
47
    http_server,
49
48
    http_utils,
 
49
    test_server,
 
50
    )
 
51
from bzrlib.tests.scenarios import (
 
52
    load_tests_apply_scenarios,
 
53
    multiply_scenarios,
50
54
    )
51
55
from bzrlib.transport import (
52
56
    http,
58
62
    )
59
63
 
60
64
 
61
 
try:
 
65
if features.pycurl.available():
62
66
    from bzrlib.transport.http._pycurl import PyCurlTransport
63
 
    pycurl_present = True
64
 
except errors.DependencyNotPresent:
65
 
    pycurl_present = False
66
 
 
67
 
 
68
 
class TransportAdapter(tests.TestScenarioApplier):
69
 
    """Generate the same test for each transport implementation."""
70
 
 
71
 
    def __init__(self):
72
 
        transport_scenarios = [
73
 
            ('urllib', dict(_transport=_urllib.HttpTransport_urllib,
74
 
                            _server=http_server.HttpServer_urllib,
75
 
                            _qualified_prefix='http+urllib',)),
76
 
            ]
77
 
        if pycurl_present:
78
 
            transport_scenarios.append(
79
 
                ('pycurl', dict(_transport=PyCurlTransport,
80
 
                                _server=http_server.HttpServer_PyCurl,
81
 
                                _qualified_prefix='http+pycurl',)))
82
 
        self.scenarios = transport_scenarios
83
 
 
84
 
 
85
 
class TransportProtocolAdapter(TransportAdapter):
86
 
    """Generate the same test for each protocol implementation.
87
 
 
88
 
    In addition to the transport adaptatation that we inherit from.
89
 
    """
90
 
 
91
 
    def __init__(self):
92
 
        super(TransportProtocolAdapter, self).__init__()
93
 
        protocol_scenarios = [
94
 
            ('HTTP/1.0',  dict(_protocol_version='HTTP/1.0')),
95
 
            ('HTTP/1.1',  dict(_protocol_version='HTTP/1.1')),
96
 
            ]
97
 
        self.scenarios = tests.multiply_scenarios(self.scenarios,
98
 
                                                  protocol_scenarios)
99
 
 
100
 
 
101
 
class TransportProtocolAuthenticationAdapter(TransportProtocolAdapter):
102
 
    """Generate the same test for each authentication scheme implementation.
103
 
 
104
 
    In addition to the protocol adaptatation that we inherit from.
105
 
    """
106
 
 
107
 
    def __init__(self):
108
 
        super(TransportProtocolAuthenticationAdapter, self).__init__()
109
 
        auth_scheme_scenarios = [
110
 
            ('basic', dict(_auth_scheme='basic')),
111
 
            ('digest', dict(_auth_scheme='digest')),
112
 
            ]
113
 
 
114
 
        self.scenarios = tests.multiply_scenarios(self.scenarios,
115
 
                                                  auth_scheme_scenarios)
116
 
 
117
 
def load_tests(standard_tests, module, loader):
118
 
    """Multiply tests for http clients and protocol versions."""
119
 
    # one for each transport
120
 
    t_adapter = TransportAdapter()
121
 
    t_classes= (TestHttpTransportRegistration,
122
 
                TestHttpTransportUrls,
123
 
                )
124
 
    is_testing_for_transports = tests.condition_isinstance(t_classes)
125
 
 
126
 
    # multiplied by one for each protocol version
127
 
    tp_adapter = TransportProtocolAdapter()
128
 
    tp_classes= (SmartHTTPTunnellingTest,
129
 
                 TestDoCatchRedirections,
130
 
                 TestHTTPConnections,
131
 
                 TestHTTPRedirections,
132
 
                 TestHTTPSilentRedirections,
133
 
                 TestLimitedRangeRequestServer,
134
 
                 TestPost,
135
 
                 TestProxyHttpServer,
136
 
                 TestRanges,
137
 
                 TestSpecificRequestHandler,
138
 
                 )
139
 
    is_also_testing_for_protocols = tests.condition_isinstance(tp_classes)
140
 
 
141
 
    # multiplied by one for each authentication scheme
142
 
    tpa_adapter = TransportProtocolAuthenticationAdapter()
143
 
    tpa_classes = (TestAuth,
144
 
                   )
145
 
    is_also_testing_for_authentication = tests.condition_isinstance(
146
 
        tpa_classes)
147
 
 
148
 
    result = loader.suiteClass()
149
 
    for test_class in tests.iter_suite_tests(standard_tests):
150
 
        # Each test class is either standalone or testing for some combination
151
 
        # of transport, protocol version, authentication scheme. Use the right
152
 
        # adpater (or none) depending on the class.
153
 
        if is_testing_for_transports(test_class):
154
 
            result.addTests(t_adapter.adapt(test_class))
155
 
        elif is_also_testing_for_protocols(test_class):
156
 
            result.addTests(tp_adapter.adapt(test_class))
157
 
        elif is_also_testing_for_authentication(test_class):
158
 
            result.addTests(tpa_adapter.adapt(test_class))
159
 
        else:
160
 
            result.addTest(test_class)
161
 
    return result
 
67
 
 
68
 
 
69
load_tests = load_tests_apply_scenarios
 
70
 
 
71
 
 
72
def vary_by_http_client_implementation():
 
73
    """Test the two libraries we can use, pycurl and urllib."""
 
74
    transport_scenarios = [
 
75
        ('urllib', dict(_transport=_urllib.HttpTransport_urllib,
 
76
                        _server=http_server.HttpServer_urllib,
 
77
                        _url_protocol='http+urllib',)),
 
78
        ]
 
79
    if features.pycurl.available():
 
80
        transport_scenarios.append(
 
81
            ('pycurl', dict(_transport=PyCurlTransport,
 
82
                            _server=http_server.HttpServer_PyCurl,
 
83
                            _url_protocol='http+pycurl',)))
 
84
    return transport_scenarios
 
85
 
 
86
 
 
87
def vary_by_http_protocol_version():
 
88
    """Test on http/1.0 and 1.1"""
 
89
    return [
 
90
        ('HTTP/1.0',  dict(_protocol_version='HTTP/1.0')),
 
91
        ('HTTP/1.1',  dict(_protocol_version='HTTP/1.1')),
 
92
        ]
 
93
 
 
94
 
 
95
def vary_by_http_auth_scheme():
 
96
    scenarios = [
 
97
        ('basic', dict(_auth_server=http_utils.HTTPBasicAuthServer)),
 
98
        ('digest', dict(_auth_server=http_utils.HTTPDigestAuthServer)),
 
99
        ('basicdigest',
 
100
            dict(_auth_server=http_utils.HTTPBasicAndDigestAuthServer)),
 
101
        ]
 
102
    # Add some attributes common to all scenarios
 
103
    for scenario_id, scenario_dict in scenarios:
 
104
        scenario_dict.update(_auth_header='Authorization',
 
105
                             _username_prompt_prefix='',
 
106
                             _password_prompt_prefix='')
 
107
    return scenarios
 
108
 
 
109
 
 
110
def vary_by_http_proxy_auth_scheme():
 
111
    scenarios = [
 
112
        ('proxy-basic', dict(_auth_server=http_utils.ProxyBasicAuthServer)),
 
113
        ('proxy-digest', dict(_auth_server=http_utils.ProxyDigestAuthServer)),
 
114
        ('proxy-basicdigest',
 
115
            dict(_auth_server=http_utils.ProxyBasicAndDigestAuthServer)),
 
116
        ]
 
117
    # Add some attributes common to all scenarios
 
118
    for scenario_id, scenario_dict in scenarios:
 
119
        scenario_dict.update(_auth_header='Proxy-Authorization',
 
120
                             _username_prompt_prefix='Proxy ',
 
121
                             _password_prompt_prefix='Proxy ')
 
122
    return scenarios
 
123
 
 
124
 
 
125
def vary_by_http_activity():
 
126
    activity_scenarios = [
 
127
        ('urllib,http', dict(_activity_server=ActivityHTTPServer,
 
128
                            _transport=_urllib.HttpTransport_urllib,)),
 
129
        ]
 
130
    if features.pycurl.available():
 
131
        activity_scenarios.append(
 
132
            ('pycurl,http', dict(_activity_server=ActivityHTTPServer,
 
133
                                _transport=PyCurlTransport,)),)
 
134
    if features.HTTPSServerFeature.available():
 
135
        # FIXME: Until we have a better way to handle self-signed certificates
 
136
        # (like allowing them in a test specific authentication.conf for
 
137
        # example), we need some specialized pycurl/urllib transport for tests.
 
138
        # -- vila 2012-01-20
 
139
        from bzrlib.tests import (
 
140
            ssl_certs,
 
141
            )
 
142
        class HTTPS_urllib_transport(_urllib.HttpTransport_urllib):
 
143
 
 
144
            def __init__(self, base, _from_transport=None):
 
145
                super(HTTPS_urllib_transport, self).__init__(
 
146
                    base, _from_transport=_from_transport,
 
147
                    ca_certs=ssl_certs.build_path('ca.crt'))
 
148
 
 
149
        activity_scenarios.append(
 
150
            ('urllib,https', dict(_activity_server=ActivityHTTPSServer,
 
151
                                  _transport=HTTPS_urllib_transport,)),)
 
152
        if features.pycurl.available():
 
153
            class HTTPS_pycurl_transport(PyCurlTransport):
 
154
 
 
155
                def __init__(self, base, _from_transport=None):
 
156
                    super(HTTPS_pycurl_transport, self).__init__(
 
157
                        base, _from_transport)
 
158
                    self.cabundle = str(ssl_certs.build_path('ca.crt'))
 
159
 
 
160
            activity_scenarios.append(
 
161
                ('pycurl,https', dict(_activity_server=ActivityHTTPSServer,
 
162
                                    _transport=HTTPS_pycurl_transport,)),)
 
163
    return activity_scenarios
162
164
 
163
165
 
164
166
class FakeManager(object):
172
174
 
173
175
class RecordingServer(object):
174
176
    """A fake HTTP server.
175
 
    
 
177
 
176
178
    It records the bytes sent to it, and replies with a 200.
177
179
    """
178
180
 
179
 
    def __init__(self, expect_body_tail=None):
 
181
    def __init__(self, expect_body_tail=None, scheme=''):
180
182
        """Constructor.
181
183
 
182
184
        :type expect_body_tail: str
187
189
        self.host = None
188
190
        self.port = None
189
191
        self.received_bytes = ''
190
 
 
191
 
    def setUp(self):
 
192
        self.scheme = scheme
 
193
 
 
194
    def get_url(self):
 
195
        return '%s://%s:%s/' % (self.scheme, self.host, self.port)
 
196
 
 
197
    def start_server(self):
192
198
        self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
193
199
        self._sock.bind(('127.0.0.1', 0))
194
200
        self.host, self.port = self._sock.getsockname()
195
201
        self._ready = threading.Event()
196
 
        self._thread = threading.Thread(target=self._accept_read_and_reply)
197
 
        self._thread.setDaemon(True)
 
202
        self._thread = test_server.TestThread(
 
203
            sync_event=self._ready, target=self._accept_read_and_reply)
198
204
        self._thread.start()
199
 
        self._ready.wait(5)
 
205
        if 'threads' in tests.selftest_debug_flags:
 
206
            sys.stderr.write('Thread started: %s\n' % (self._thread.ident,))
 
207
        self._ready.wait()
200
208
 
201
209
    def _accept_read_and_reply(self):
202
210
        self._sock.listen(1)
203
211
        self._ready.set()
204
 
        self._sock.settimeout(5)
205
 
        try:
206
 
            conn, address = self._sock.accept()
207
 
            # On win32, the accepted connection will be non-blocking to start
208
 
            # with because we're using settimeout.
209
 
            conn.setblocking(True)
 
212
        conn, address = self._sock.accept()
 
213
        if self._expect_body_tail is not None:
210
214
            while not self.received_bytes.endswith(self._expect_body_tail):
211
215
                self.received_bytes += conn.recv(4096)
212
216
            conn.sendall('HTTP/1.1 200 OK\r\n')
213
 
        except socket.timeout:
214
 
            # Make sure the client isn't stuck waiting for us to e.g. accept.
 
217
        try:
215
218
            self._sock.close()
216
219
        except socket.error:
217
220
            # The client may have already closed the socket.
218
221
            pass
219
222
 
220
 
    def tearDown(self):
 
223
    def stop_server(self):
221
224
        try:
222
 
            self._sock.close()
 
225
            # Issue a fake connection to wake up the server and allow it to
 
226
            # finish quickly
 
227
            fake_conn = osutils.connect_socket((self.host, self.port))
 
228
            fake_conn.close()
223
229
        except socket.error:
224
230
            # We might have already closed it.  We don't care.
225
231
            pass
226
232
        self.host = None
227
233
        self.port = None
 
234
        self._thread.join()
 
235
        if 'threads' in tests.selftest_debug_flags:
 
236
            sys.stderr.write('Thread  joined: %s\n' % (self._thread.ident,))
 
237
 
 
238
 
 
239
class TestAuthHeader(tests.TestCase):
 
240
 
 
241
    def parse_header(self, header, auth_handler_class=None):
 
242
        if auth_handler_class is None:
 
243
            auth_handler_class = _urllib2_wrappers.AbstractAuthHandler
 
244
        self.auth_handler =  auth_handler_class()
 
245
        return self.auth_handler._parse_auth_header(header)
 
246
 
 
247
    def test_empty_header(self):
 
248
        scheme, remainder = self.parse_header('')
 
249
        self.assertEqual('', scheme)
 
250
        self.assertIs(None, remainder)
 
251
 
 
252
    def test_negotiate_header(self):
 
253
        scheme, remainder = self.parse_header('Negotiate')
 
254
        self.assertEqual('negotiate', scheme)
 
255
        self.assertIs(None, remainder)
 
256
 
 
257
    def test_basic_header(self):
 
258
        scheme, remainder = self.parse_header(
 
259
            'Basic realm="Thou should not pass"')
 
260
        self.assertEqual('basic', scheme)
 
261
        self.assertEqual('realm="Thou should not pass"', remainder)
 
262
 
 
263
    def test_basic_extract_realm(self):
 
264
        scheme, remainder = self.parse_header(
 
265
            'Basic realm="Thou should not pass"',
 
266
            _urllib2_wrappers.BasicAuthHandler)
 
267
        match, realm = self.auth_handler.extract_realm(remainder)
 
268
        self.assertTrue(match is not None)
 
269
        self.assertEqual('Thou should not pass', realm)
 
270
 
 
271
    def test_digest_header(self):
 
272
        scheme, remainder = self.parse_header(
 
273
            'Digest realm="Thou should not pass"')
 
274
        self.assertEqual('digest', scheme)
 
275
        self.assertEqual('realm="Thou should not pass"', remainder)
 
276
 
 
277
 
 
278
class TestHTTPRangeParsing(tests.TestCase):
 
279
 
 
280
    def setUp(self):
 
281
        super(TestHTTPRangeParsing, self).setUp()
 
282
        # We focus on range  parsing here and ignore everything else
 
283
        class RequestHandler(http_server.TestingHTTPRequestHandler):
 
284
            def setup(self): pass
 
285
            def handle(self): pass
 
286
            def finish(self): pass
 
287
 
 
288
        self.req_handler = RequestHandler(None, None, None)
 
289
 
 
290
    def assertRanges(self, ranges, header, file_size):
 
291
        self.assertEquals(ranges,
 
292
                          self.req_handler._parse_ranges(header, file_size))
 
293
 
 
294
    def test_simple_range(self):
 
295
        self.assertRanges([(0,2)], 'bytes=0-2', 12)
 
296
 
 
297
    def test_tail(self):
 
298
        self.assertRanges([(8, 11)], 'bytes=-4', 12)
 
299
 
 
300
    def test_tail_bigger_than_file(self):
 
301
        self.assertRanges([(0, 11)], 'bytes=-99', 12)
 
302
 
 
303
    def test_range_without_end(self):
 
304
        self.assertRanges([(4, 11)], 'bytes=4-', 12)
 
305
 
 
306
    def test_invalid_ranges(self):
 
307
        self.assertRanges(None, 'bytes=12-22', 12)
 
308
        self.assertRanges(None, 'bytes=1-3,12-22', 12)
 
309
        self.assertRanges(None, 'bytes=-', 12)
228
310
 
229
311
 
230
312
class TestHTTPServer(tests.TestCase):
235
317
 
236
318
            protocol_version = 'HTTP/0.1'
237
319
 
238
 
        server = http_server.HttpServer(BogusRequestHandler)
239
 
        try:
240
 
            self.assertRaises(httplib.UnknownProtocol,server.setUp)
241
 
        except:
242
 
            server.tearDown()
243
 
            self.fail('HTTP Server creation did not raise UnknownProtocol')
 
320
        self.assertRaises(httplib.UnknownProtocol,
 
321
                          http_server.HttpServer, BogusRequestHandler)
244
322
 
245
323
    def test_force_invalid_protocol(self):
246
 
        server = http_server.HttpServer(protocol_version='HTTP/0.1')
247
 
        try:
248
 
            self.assertRaises(httplib.UnknownProtocol,server.setUp)
249
 
        except:
250
 
            server.tearDown()
251
 
            self.fail('HTTP Server creation did not raise UnknownProtocol')
 
324
        self.assertRaises(httplib.UnknownProtocol,
 
325
                          http_server.HttpServer, protocol_version='HTTP/0.1')
252
326
 
253
327
    def test_server_start_and_stop(self):
254
328
        server = http_server.HttpServer()
255
 
        server.setUp()
256
 
        self.assertTrue(server._http_running)
257
 
        server.tearDown()
258
 
        self.assertFalse(server._http_running)
 
329
        self.addCleanup(server.stop_server)
 
330
        server.start_server()
 
331
        self.assertTrue(server.server is not None)
 
332
        self.assertTrue(server.server.serving is not None)
 
333
        self.assertTrue(server.server.serving)
259
334
 
260
335
    def test_create_http_server_one_zero(self):
261
336
        class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
263
338
            protocol_version = 'HTTP/1.0'
264
339
 
265
340
        server = http_server.HttpServer(RequestHandlerOneZero)
266
 
        server.setUp()
267
 
        self.addCleanup(server.tearDown)
268
 
        self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
 
341
        self.start_server(server)
 
342
        self.assertIsInstance(server.server, http_server.TestingHTTPServer)
269
343
 
270
344
    def test_create_http_server_one_one(self):
271
345
        class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
273
347
            protocol_version = 'HTTP/1.1'
274
348
 
275
349
        server = http_server.HttpServer(RequestHandlerOneOne)
276
 
        server.setUp()
277
 
        self.addCleanup(server.tearDown)
278
 
        self.assertIsInstance(server._httpd,
 
350
        self.start_server(server)
 
351
        self.assertIsInstance(server.server,
279
352
                              http_server.TestingThreadingHTTPServer)
280
353
 
281
354
    def test_create_http_server_force_one_one(self):
285
358
 
286
359
        server = http_server.HttpServer(RequestHandlerOneZero,
287
360
                                        protocol_version='HTTP/1.1')
288
 
        server.setUp()
289
 
        self.addCleanup(server.tearDown)
290
 
        self.assertIsInstance(server._httpd,
 
361
        self.start_server(server)
 
362
        self.assertIsInstance(server.server,
291
363
                              http_server.TestingThreadingHTTPServer)
292
364
 
293
365
    def test_create_http_server_force_one_zero(self):
297
369
 
298
370
        server = http_server.HttpServer(RequestHandlerOneOne,
299
371
                                        protocol_version='HTTP/1.0')
300
 
        server.setUp()
301
 
        self.addCleanup(server.tearDown)
302
 
        self.assertIsInstance(server._httpd,
 
372
        self.start_server(server)
 
373
        self.assertIsInstance(server.server,
303
374
                              http_server.TestingHTTPServer)
304
375
 
305
376
 
307
378
    """Test case to inherit from if pycurl is present"""
308
379
 
309
380
    def _get_pycurl_maybe(self):
310
 
        try:
311
 
            from bzrlib.transport.http._pycurl import PyCurlTransport
312
 
            return PyCurlTransport
313
 
        except errors.DependencyNotPresent:
314
 
            raise tests.TestSkipped('pycurl not present')
 
381
        self.requireFeature(features.pycurl)
 
382
        return PyCurlTransport
315
383
 
316
384
    _transport = property(_get_pycurl_maybe)
317
385
 
318
386
 
319
 
class TestHttpUrls(tests.TestCase):
320
 
 
321
 
    # TODO: This should be moved to authorization tests once they
322
 
    # are written.
323
 
 
324
 
    def test_url_parsing(self):
325
 
        f = FakeManager()
326
 
        url = http.extract_auth('http://example.com', f)
327
 
        self.assertEquals('http://example.com', url)
328
 
        self.assertEquals(0, len(f.credentials))
329
 
        url = http.extract_auth(
330
 
            'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
331
 
        self.assertEquals('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
332
 
        self.assertEquals(1, len(f.credentials))
333
 
        self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'],
334
 
                          f.credentials[0])
335
 
 
336
 
 
337
387
class TestHttpTransportUrls(tests.TestCase):
338
388
    """Test the http urls."""
339
389
 
 
390
    scenarios = vary_by_http_client_implementation()
 
391
 
340
392
    def test_abs_url(self):
341
393
        """Construction of absolute http URLs"""
342
 
        t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
 
394
        t = self._transport('http://example.com/bzr/bzr.dev/')
343
395
        eq = self.assertEqualDiff
344
 
        eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
345
 
        eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
346
 
        eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
 
396
        eq(t.abspath('.'), 'http://example.com/bzr/bzr.dev')
 
397
        eq(t.abspath('foo/bar'), 'http://example.com/bzr/bzr.dev/foo/bar')
 
398
        eq(t.abspath('.bzr'), 'http://example.com/bzr/bzr.dev/.bzr')
347
399
        eq(t.abspath('.bzr/1//2/./3'),
348
 
           'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
 
400
           'http://example.com/bzr/bzr.dev/.bzr/1/2/3')
349
401
 
350
402
    def test_invalid_http_urls(self):
351
403
        """Trap invalid construction of urls"""
352
 
        t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
 
404
        self._transport('http://example.com/bzr/bzr.dev/')
353
405
        self.assertRaises(errors.InvalidURL,
354
406
                          self._transport,
355
 
                          'http://http://bazaar-vcs.org/bzr/bzr.dev/')
 
407
                          'http://http://example.com/bzr/bzr.dev/')
356
408
 
357
409
    def test_http_root_urls(self):
358
410
        """Construction of URLs from server root"""
359
 
        t = self._transport('http://bzr.ozlabs.org/')
 
411
        t = self._transport('http://example.com/')
360
412
        eq = self.assertEqualDiff
361
413
        eq(t.abspath('.bzr/tree-version'),
362
 
           'http://bzr.ozlabs.org/.bzr/tree-version')
 
414
           'http://example.com/.bzr/tree-version')
363
415
 
364
416
    def test_http_impl_urls(self):
365
417
        """There are servers which ask for particular clients to connect"""
366
418
        server = self._server()
 
419
        server.start_server()
367
420
        try:
368
 
            server.setUp()
369
421
            url = server.get_url()
370
 
            self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
 
422
            self.assertTrue(url.startswith('%s://' % self._url_protocol))
371
423
        finally:
372
 
            server.tearDown()
 
424
            server.stop_server()
373
425
 
374
426
 
375
427
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
384
436
        https by supplying a fake version_info that do not
385
437
        support it.
386
438
        """
387
 
        try:
388
 
            import pycurl
389
 
        except ImportError:
390
 
            raise tests.TestSkipped('pycurl not present')
 
439
        self.requireFeature(features.pycurl)
 
440
        # Import the module locally now that we now it's available.
 
441
        pycurl = features.pycurl.module
391
442
 
392
 
        version_info_orig = pycurl.version_info
393
 
        try:
394
 
            # Now that we have pycurl imported, we can fake its version_info
395
 
            # This was taken from a windows pycurl without SSL
396
 
            # (thanks to bialix)
397
 
            pycurl.version_info = lambda : (2,
398
 
                                            '7.13.2',
399
 
                                            462082,
400
 
                                            'i386-pc-win32',
401
 
                                            2576,
402
 
                                            None,
403
 
                                            0,
404
 
                                            None,
405
 
                                            ('ftp', 'gopher', 'telnet',
406
 
                                             'dict', 'ldap', 'http', 'file'),
407
 
                                            None,
408
 
                                            0,
409
 
                                            None)
410
 
            self.assertRaises(errors.DependencyNotPresent, self._transport,
411
 
                              'https://launchpad.net')
412
 
        finally:
413
 
            # Restore the right function
414
 
            pycurl.version_info = version_info_orig
 
443
        self.overrideAttr(pycurl, 'version_info',
 
444
                          # Fake the pycurl version_info This was taken from
 
445
                          # a windows pycurl without SSL (thanks to bialix)
 
446
                          lambda : (2,
 
447
                                    '7.13.2',
 
448
                                    462082,
 
449
                                    'i386-pc-win32',
 
450
                                    2576,
 
451
                                    None,
 
452
                                    0,
 
453
                                    None,
 
454
                                    ('ftp', 'gopher', 'telnet',
 
455
                                     'dict', 'ldap', 'http', 'file'),
 
456
                                    None,
 
457
                                    0,
 
458
                                    None))
 
459
        self.assertRaises(errors.DependencyNotPresent, self._transport,
 
460
                          'https://launchpad.net')
415
461
 
416
462
 
417
463
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
418
464
    """Test the http connections."""
419
465
 
 
466
    scenarios = multiply_scenarios(
 
467
        vary_by_http_client_implementation(),
 
468
        vary_by_http_protocol_version(),
 
469
        )
 
470
 
420
471
    def setUp(self):
421
 
        http_utils.TestCaseWithWebserver.setUp(self)
 
472
        super(TestHTTPConnections, self).setUp()
422
473
        self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
423
474
                        transport=self.get_transport())
424
475
 
425
476
    def test_http_has(self):
426
477
        server = self.get_readonly_server()
427
 
        t = self._transport(server.get_url())
 
478
        t = self.get_readonly_transport()
428
479
        self.assertEqual(t.has('foo/bar'), True)
429
480
        self.assertEqual(len(server.logs), 1)
430
481
        self.assertContainsRe(server.logs[0],
432
483
 
433
484
    def test_http_has_not_found(self):
434
485
        server = self.get_readonly_server()
435
 
        t = self._transport(server.get_url())
 
486
        t = self.get_readonly_transport()
436
487
        self.assertEqual(t.has('not-found'), False)
437
488
        self.assertContainsRe(server.logs[1],
438
489
            r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
439
490
 
440
491
    def test_http_get(self):
441
492
        server = self.get_readonly_server()
442
 
        t = self._transport(server.get_url())
 
493
        t = self.get_readonly_transport()
443
494
        fp = t.get('foo/bar')
444
495
        self.assertEqualDiff(
445
496
            fp.read(),
449
500
            '"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
450
501
            % bzrlib.__version__) > -1)
451
502
 
452
 
    def test_get_smart_medium(self):
453
 
        # For HTTP, get_smart_medium should return the transport object.
454
 
        server = self.get_readonly_server()
455
 
        http_transport = self._transport(server.get_url())
456
 
        medium = http_transport.get_smart_medium()
457
 
        self.assertIs(medium, http_transport)
458
 
 
459
503
    def test_has_on_bogus_host(self):
460
504
        # Get a free address and don't 'accept' on it, so that we
461
505
        # can be sure there is no http handler there, but set a
474
518
class TestHttpTransportRegistration(tests.TestCase):
475
519
    """Test registrations of various http implementations"""
476
520
 
 
521
    scenarios = vary_by_http_client_implementation()
 
522
 
477
523
    def test_http_registered(self):
478
 
        t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
 
524
        t = transport.get_transport_from_url(
 
525
            '%s://foo.com/' % self._url_protocol)
479
526
        self.assertIsInstance(t, transport.Transport)
480
527
        self.assertIsInstance(t, self._transport)
481
528
 
482
529
 
483
530
class TestPost(tests.TestCase):
484
531
 
 
532
    scenarios = multiply_scenarios(
 
533
        vary_by_http_client_implementation(),
 
534
        vary_by_http_protocol_version(),
 
535
        )
 
536
 
485
537
    def test_post_body_is_received(self):
486
 
        server = RecordingServer(expect_body_tail='end-of-body')
487
 
        server.setUp()
488
 
        self.addCleanup(server.tearDown)
489
 
        scheme = self._qualified_prefix
490
 
        url = '%s://%s:%s/' % (scheme, server.host, server.port)
491
 
        http_transport = self._transport(url)
 
538
        server = RecordingServer(expect_body_tail='end-of-body',
 
539
                                 scheme=self._url_protocol)
 
540
        self.start_server(server)
 
541
        url = server.get_url()
 
542
        # FIXME: needs a cleanup -- vila 20100611
 
543
        http_transport = transport.get_transport_from_url(url)
492
544
        code, response = http_transport._post('abc def end-of-body')
493
545
        self.assertTrue(
494
546
            server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
495
547
        self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
 
548
        self.assertTrue('content-type: application/octet-stream\r'
 
549
                        in server.received_bytes.lower())
496
550
        # The transport should not be assuming that the server can accept
497
551
        # chunked encoding the first time it connects, because HTTP/1.1, so we
498
552
        # check for the literal string.
534
588
    Daughter classes are expected to override _req_handler_class
535
589
    """
536
590
 
 
591
    scenarios = multiply_scenarios(
 
592
        vary_by_http_client_implementation(),
 
593
        vary_by_http_protocol_version(),
 
594
        )
 
595
 
537
596
    # Provide a useful default
538
597
    _req_handler_class = http_server.TestingHTTPRequestHandler
539
598
 
540
599
    def create_transport_readonly_server(self):
541
 
        return http_server.HttpServer(self._req_handler_class,
542
 
                                      protocol_version=self._protocol_version)
 
600
        server = http_server.HttpServer(self._req_handler_class,
 
601
                                        protocol_version=self._protocol_version)
 
602
        server._url_protocol = self._url_protocol
 
603
        return server
543
604
 
544
605
    def _testing_pycurl(self):
545
 
        return pycurl_present and self._transport == PyCurlTransport
 
606
        # TODO: This is duplicated for lots of the classes in this file
 
607
        return (features.pycurl.available()
 
608
                and self._transport == PyCurlTransport)
546
609
 
547
610
 
548
611
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
549
612
    """Whatever request comes in, close the connection"""
550
613
 
551
 
    def handle_one_request(self):
 
614
    def _handle_one_request(self):
552
615
        """Handle a single HTTP request, by abruptly closing the connection"""
553
616
        self.close_connection = 1
554
617
 
559
622
    _req_handler_class = WallRequestHandler
560
623
 
561
624
    def test_http_has(self):
562
 
        server = self.get_readonly_server()
563
 
        t = self._transport(server.get_url())
 
625
        t = self.get_readonly_transport()
564
626
        # Unfortunately httplib (see HTTPResponse._read_status
565
627
        # for details) make no distinction between a closed
566
628
        # socket and badly formatted status line, so we can't
567
629
        # just test for ConnectionError, we have to test
568
 
        # InvalidHttpResponse too.
569
 
        self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
 
630
        # InvalidHttpResponse too. And pycurl may raise ConnectionReset
 
631
        # instead of ConnectionError too.
 
632
        self.assertRaises(( errors.ConnectionError, errors.ConnectionReset,
 
633
                            errors.InvalidHttpResponse),
570
634
                          t.has, 'foo/bar')
571
635
 
572
636
    def test_http_get(self):
573
 
        server = self.get_readonly_server()
574
 
        t = self._transport(server.get_url())
575
 
        self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
 
637
        t = self.get_readonly_transport()
 
638
        self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
 
639
                           errors.InvalidHttpResponse),
576
640
                          t.get, 'foo/bar')
577
641
 
578
642
 
592
656
 
593
657
    _req_handler_class = BadStatusRequestHandler
594
658
 
 
659
    def setUp(self):
 
660
        super(TestBadStatusServer, self).setUp()
 
661
        # See https://bugs.launchpad.net/bzr/+bug/1451448 for details.
 
662
        # TD;LR: Running both a TCP client and server in the same process and
 
663
        # thread uncovers a race in python. The fix is to run the server in a
 
664
        # different process. Trying to fix yet another race here is not worth
 
665
        # the effort. -- vila 2015-09-06
 
666
        if 'HTTP/1.0' in self.id():
 
667
            raise tests.TestSkipped(
 
668
                'Client/Server in the same process and thread can hang')
 
669
 
595
670
    def test_http_has(self):
596
 
        server = self.get_readonly_server()
597
 
        t = self._transport(server.get_url())
598
 
        self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
 
671
        t = self.get_readonly_transport()
 
672
        self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
 
673
                           errors.InvalidHttpResponse),
 
674
                          t.has, 'foo/bar')
599
675
 
600
676
    def test_http_get(self):
601
 
        server = self.get_readonly_server()
602
 
        t = self._transport(server.get_url())
603
 
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
 
677
        t = self.get_readonly_transport()
 
678
        self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
 
679
                           errors.InvalidHttpResponse),
 
680
                          t.get, 'foo/bar')
604
681
 
605
682
 
606
683
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
610
687
        """Fakes handling a single HTTP request, returns a bad status"""
611
688
        ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
612
689
        self.wfile.write("Invalid status line\r\n")
 
690
        # If we don't close the connection pycurl will hang. Since this is a
 
691
        # stress test we don't *have* to respect the protocol, but we don't
 
692
        # have to sabotage it too much either.
 
693
        self.close_connection = True
613
694
        return False
614
695
 
615
696
 
621
702
 
622
703
    _req_handler_class = InvalidStatusRequestHandler
623
704
 
624
 
    def test_http_has(self):
625
 
        if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
626
 
            raise tests.KnownFailure(
627
 
                'pycurl hangs if the server send back garbage')
628
 
        super(TestInvalidStatusServer, self).test_http_has()
629
 
 
630
 
    def test_http_get(self):
631
 
        if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
632
 
            raise tests.KnownFailure(
633
 
                'pycurl hangs if the server send back garbage')
634
 
        super(TestInvalidStatusServer, self).test_http_get()
635
 
 
636
705
 
637
706
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
638
707
    """Whatever request comes in, returns a bad protocol version"""
654
723
    _req_handler_class = BadProtocolRequestHandler
655
724
 
656
725
    def setUp(self):
657
 
        if pycurl_present and self._transport == PyCurlTransport:
 
726
        if self._testing_pycurl():
658
727
            raise tests.TestNotApplicable(
659
728
                "pycurl doesn't check the protocol version")
660
729
        super(TestBadProtocolServer, self).setUp()
661
730
 
662
731
    def test_http_has(self):
663
 
        server = self.get_readonly_server()
664
 
        t = self._transport(server.get_url())
 
732
        t = self.get_readonly_transport()
665
733
        self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
666
734
 
667
735
    def test_http_get(self):
668
 
        server = self.get_readonly_server()
669
 
        t = self._transport(server.get_url())
 
736
        t = self.get_readonly_transport()
670
737
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
671
738
 
672
739
 
686
753
    _req_handler_class = ForbiddenRequestHandler
687
754
 
688
755
    def test_http_has(self):
689
 
        server = self.get_readonly_server()
690
 
        t = self._transport(server.get_url())
 
756
        t = self.get_readonly_transport()
691
757
        self.assertRaises(errors.TransportError, t.has, 'foo/bar')
692
758
 
693
759
    def test_http_get(self):
694
 
        server = self.get_readonly_server()
695
 
        t = self._transport(server.get_url())
 
760
        t = self.get_readonly_transport()
696
761
        self.assertRaises(errors.TransportError, t.get, 'foo/bar')
697
762
 
698
763
 
704
769
        self.assertEqual(None, server.host)
705
770
        self.assertEqual(None, server.port)
706
771
 
707
 
    def test_setUp_and_tearDown(self):
 
772
    def test_setUp_and_stop(self):
708
773
        server = RecordingServer(expect_body_tail=None)
709
 
        server.setUp()
 
774
        server.start_server()
710
775
        try:
711
776
            self.assertNotEqual(None, server.host)
712
777
            self.assertNotEqual(None, server.port)
713
778
        finally:
714
 
            server.tearDown()
 
779
            server.stop_server()
715
780
        self.assertEqual(None, server.host)
716
781
        self.assertEqual(None, server.port)
717
782
 
718
783
    def test_send_receive_bytes(self):
719
 
        server = RecordingServer(expect_body_tail='c')
720
 
        server.setUp()
721
 
        self.addCleanup(server.tearDown)
 
784
        server = RecordingServer(expect_body_tail='c', scheme='http')
 
785
        self.start_server(server)
722
786
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
723
787
        sock.connect((server.host, server.port))
724
788
        sock.sendall('abc')
738
802
        self.build_tree_contents([('a', '0123456789')],)
739
803
 
740
804
    def test_readv(self):
741
 
        server = self.get_readonly_server()
742
 
        t = self._transport(server.get_url())
 
805
        t = self.get_readonly_transport()
743
806
        l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
744
807
        self.assertEqual(l[0], (0, '0'))
745
808
        self.assertEqual(l[1], (1, '1'))
747
810
        self.assertEqual(l[3], (9, '9'))
748
811
 
749
812
    def test_readv_out_of_order(self):
750
 
        server = self.get_readonly_server()
751
 
        t = self._transport(server.get_url())
 
813
        t = self.get_readonly_transport()
752
814
        l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
753
815
        self.assertEqual(l[0], (1, '1'))
754
816
        self.assertEqual(l[1], (9, '9'))
756
818
        self.assertEqual(l[3], (3, '34'))
757
819
 
758
820
    def test_readv_invalid_ranges(self):
759
 
        server = self.get_readonly_server()
760
 
        t = self._transport(server.get_url())
 
821
        t = self.get_readonly_transport()
761
822
 
762
823
        # This is intentionally reading off the end of the file
763
824
        # since we are sure that it cannot get there
771
832
 
772
833
    def test_readv_multiple_get_requests(self):
773
834
        server = self.get_readonly_server()
774
 
        t = self._transport(server.get_url())
 
835
        t = self.get_readonly_transport()
775
836
        # force transport to issue multiple requests
776
837
        t._max_readv_combine = 1
777
838
        t._max_get_ranges = 1
785
846
 
786
847
    def test_readv_get_max_size(self):
787
848
        server = self.get_readonly_server()
788
 
        t = self._transport(server.get_url())
 
849
        t = self.get_readonly_transport()
789
850
        # force transport to issue multiple requests by limiting the number of
790
851
        # bytes by request. Note that this apply to coalesced offsets only, a
791
852
        # single range will keep its size even if bigger than the limit.
800
861
 
801
862
    def test_complete_readv_leave_pipe_clean(self):
802
863
        server = self.get_readonly_server()
803
 
        t = self._transport(server.get_url())
 
864
        t = self.get_readonly_transport()
804
865
        # force transport to issue multiple requests
805
866
        t._get_max_size = 2
806
 
        l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
 
867
        list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
807
868
        # The server should have issued 3 requests
808
869
        self.assertEqual(3, server.GET_request_nb)
809
870
        self.assertEqual('0123456789', t.get_bytes('a'))
811
872
 
812
873
    def test_incomplete_readv_leave_pipe_clean(self):
813
874
        server = self.get_readonly_server()
814
 
        t = self._transport(server.get_url())
 
875
        t = self.get_readonly_transport()
815
876
        # force transport to issue multiple requests
816
877
        t._get_max_size = 2
817
878
        # Don't collapse readv results into a list so that we leave unread
818
879
        # bytes on the socket
819
880
        ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
820
881
        self.assertEqual((0, '0'), ireadv.next())
821
 
        # The server should have issued one request so far 
 
882
        # The server should have issued one request so far
822
883
        self.assertEqual(1, server.GET_request_nb)
823
884
        self.assertEqual('0123456789', t.get_bytes('a'))
824
885
        # get_bytes issued an additional request, the readv pending ones are
886
947
    def get_multiple_ranges(self, file, file_size, ranges):
887
948
        self.send_response(206)
888
949
        self.send_header('Accept-Ranges', 'bytes')
 
950
        # XXX: this is strange; the 'random' name below seems undefined and
 
951
        # yet the tests pass -- mbp 2010-10-11 bug 658773
889
952
        boundary = "%d" % random.randint(0,0x7FFFFFFF)
890
953
        self.send_header("Content-Type",
891
954
                         "multipart/byteranges; boundary=%s" % boundary)
953
1016
                return
954
1017
            self.send_range_content(file, start, end - start + 1)
955
1018
            cur += 1
956
 
        # No final boundary
 
1019
        # Final boundary
957
1020
        self.wfile.write(boundary_line)
958
1021
 
959
1022
 
967
1030
 
968
1031
    def test_readv_with_short_reads(self):
969
1032
        server = self.get_readonly_server()
970
 
        t = self._transport(server.get_url())
 
1033
        t = self.get_readonly_transport()
971
1034
        # Force separate ranges for each offset
972
1035
        t._bytes_to_read_before_seek = 0
973
1036
        ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
988
1051
        # that mode
989
1052
        self.assertEqual('single', t._range_hint)
990
1053
 
 
1054
 
 
1055
class TruncatedBeforeBoundaryRequestHandler(
 
1056
    http_server.TestingHTTPRequestHandler):
 
1057
    """Truncation before a boundary, like in bug 198646"""
 
1058
 
 
1059
    _truncated_ranges = 1
 
1060
 
 
1061
    def get_multiple_ranges(self, file, file_size, ranges):
 
1062
        self.send_response(206)
 
1063
        self.send_header('Accept-Ranges', 'bytes')
 
1064
        boundary = 'tagada'
 
1065
        self.send_header('Content-Type',
 
1066
                         'multipart/byteranges; boundary=%s' % boundary)
 
1067
        boundary_line = '--%s\r\n' % boundary
 
1068
        # Calculate the Content-Length
 
1069
        content_length = 0
 
1070
        for (start, end) in ranges:
 
1071
            content_length += len(boundary_line)
 
1072
            content_length += self._header_line_length(
 
1073
                'Content-type', 'application/octet-stream')
 
1074
            content_length += self._header_line_length(
 
1075
                'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
 
1076
            content_length += len('\r\n') # end headers
 
1077
            content_length += end - start # + 1
 
1078
        content_length += len(boundary_line)
 
1079
        self.send_header('Content-length', content_length)
 
1080
        self.end_headers()
 
1081
 
 
1082
        # Send the multipart body
 
1083
        cur = 0
 
1084
        for (start, end) in ranges:
 
1085
            if cur + self._truncated_ranges >= len(ranges):
 
1086
                # Abruptly ends the response and close the connection
 
1087
                self.close_connection = 1
 
1088
                return
 
1089
            self.wfile.write(boundary_line)
 
1090
            self.send_header('Content-type', 'application/octet-stream')
 
1091
            self.send_header('Content-Range', 'bytes %d-%d/%d'
 
1092
                             % (start, end, file_size))
 
1093
            self.end_headers()
 
1094
            self.send_range_content(file, start, end - start + 1)
 
1095
            cur += 1
 
1096
        # Final boundary
 
1097
        self.wfile.write(boundary_line)
 
1098
 
 
1099
 
 
1100
class TestTruncatedBeforeBoundary(TestSpecificRequestHandler):
 
1101
    """Tests the case of bug 198646, disconnecting before a boundary."""
 
1102
 
 
1103
    _req_handler_class = TruncatedBeforeBoundaryRequestHandler
 
1104
 
 
1105
    def setUp(self):
 
1106
        super(TestTruncatedBeforeBoundary, self).setUp()
 
1107
        self.build_tree_contents([('a', '0123456789')],)
 
1108
 
 
1109
    def test_readv_with_short_reads(self):
 
1110
        server = self.get_readonly_server()
 
1111
        t = self.get_readonly_transport()
 
1112
        # Force separate ranges for each offset
 
1113
        t._bytes_to_read_before_seek = 0
 
1114
        ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
 
1115
        self.assertEqual((0, '0'), ireadv.next())
 
1116
        self.assertEqual((2, '2'), ireadv.next())
 
1117
        self.assertEqual((4, '45'), ireadv.next())
 
1118
        self.assertEqual((9, '9'), ireadv.next())
 
1119
 
 
1120
 
991
1121
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
992
1122
    """Errors out when range specifiers exceed the limit"""
993
1123
 
1017
1147
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1018
1148
    """Tests readv requests against a server erroring out on too much ranges."""
1019
1149
 
 
1150
    scenarios = multiply_scenarios(
 
1151
        vary_by_http_client_implementation(),
 
1152
        vary_by_http_protocol_version(),
 
1153
        )
 
1154
 
1020
1155
    # Requests with more range specifiers will error out
1021
1156
    range_limit = 3
1022
1157
 
1024
1159
        return LimitedRangeHTTPServer(range_limit=self.range_limit,
1025
1160
                                      protocol_version=self._protocol_version)
1026
1161
 
1027
 
    def get_transport(self):
1028
 
        return self._transport(self.get_readonly_server().get_url())
1029
 
 
1030
1162
    def setUp(self):
1031
 
        http_utils.TestCaseWithWebserver.setUp(self)
 
1163
        super(TestLimitedRangeRequestServer, self).setUp()
1032
1164
        # We need to manipulate ranges that correspond to real chunks in the
1033
1165
        # response, so we build a content appropriately.
1034
1166
        filler = ''.join(['abcdefghij' for x in range(102)])
1036
1168
        self.build_tree_contents([('a', content)],)
1037
1169
 
1038
1170
    def test_few_ranges(self):
1039
 
        t = self.get_transport()
 
1171
        t = self.get_readonly_transport()
1040
1172
        l = list(t.readv('a', ((0, 4), (1024, 4), )))
1041
1173
        self.assertEqual(l[0], (0, '0000'))
1042
1174
        self.assertEqual(l[1], (1024, '0001'))
1043
1175
        self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1044
1176
 
1045
1177
    def test_more_ranges(self):
1046
 
        t = self.get_transport()
 
1178
        t = self.get_readonly_transport()
1047
1179
        l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1048
1180
        self.assertEqual(l[0], (0, '0000'))
1049
1181
        self.assertEqual(l[1], (1024, '0001'))
1060
1192
    Only the urllib implementation is tested here.
1061
1193
    """
1062
1194
 
1063
 
    def setUp(self):
1064
 
        tests.TestCase.setUp(self)
1065
 
        self._old_env = {}
1066
 
 
1067
 
    def tearDown(self):
1068
 
        self._restore_env()
1069
 
        tests.TestCase.tearDown(self)
1070
 
 
1071
 
    def _install_env(self, env):
1072
 
        for name, value in env.iteritems():
1073
 
            self._old_env[name] = osutils.set_or_unset_env(name, value)
1074
 
 
1075
 
    def _restore_env(self):
1076
 
        for name, value in self._old_env.iteritems():
1077
 
            osutils.set_or_unset_env(name, value)
1078
 
 
1079
1195
    def _proxied_request(self):
1080
1196
        handler = _urllib2_wrappers.ProxyHandler()
1081
 
        request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
 
1197
        request = _urllib2_wrappers.Request('GET', 'http://baz/buzzle')
1082
1198
        handler.set_proxy(request, 'http')
1083
1199
        return request
1084
1200
 
 
1201
    def assertEvaluateProxyBypass(self, expected, host, no_proxy):
 
1202
        handler = _urllib2_wrappers.ProxyHandler()
 
1203
        self.assertEquals(expected,
 
1204
                          handler.evaluate_proxy_bypass(host, no_proxy))
 
1205
 
1085
1206
    def test_empty_user(self):
1086
 
        self._install_env({'http_proxy': 'http://bar.com'})
 
1207
        self.overrideEnv('http_proxy', 'http://bar.com')
 
1208
        request = self._proxied_request()
 
1209
        self.assertFalse(request.headers.has_key('Proxy-authorization'))
 
1210
 
 
1211
    def test_user_with_at(self):
 
1212
        self.overrideEnv('http_proxy',
 
1213
                         'http://username@domain:password@proxy_host:1234')
1087
1214
        request = self._proxied_request()
1088
1215
        self.assertFalse(request.headers.has_key('Proxy-authorization'))
1089
1216
 
1090
1217
    def test_invalid_proxy(self):
1091
1218
        """A proxy env variable without scheme"""
1092
 
        self._install_env({'http_proxy': 'host:1234'})
 
1219
        self.overrideEnv('http_proxy', 'host:1234')
1093
1220
        self.assertRaises(errors.InvalidURL, self._proxied_request)
1094
1221
 
 
1222
    def test_evaluate_proxy_bypass_true(self):
 
1223
        """The host is not proxied"""
 
1224
        self.assertEvaluateProxyBypass(True, 'example.com', 'example.com')
 
1225
        self.assertEvaluateProxyBypass(True, 'bzr.example.com', '*example.com')
 
1226
 
 
1227
    def test_evaluate_proxy_bypass_false(self):
 
1228
        """The host is proxied"""
 
1229
        self.assertEvaluateProxyBypass(False, 'bzr.example.com', None)
 
1230
 
 
1231
    def test_evaluate_proxy_bypass_unknown(self):
 
1232
        """The host is not explicitly proxied"""
 
1233
        self.assertEvaluateProxyBypass(None, 'example.com', 'not.example.com')
 
1234
        self.assertEvaluateProxyBypass(None, 'bzr.example.com', 'example.com')
 
1235
 
 
1236
    def test_evaluate_proxy_bypass_empty_entries(self):
 
1237
        """Ignore empty entries"""
 
1238
        self.assertEvaluateProxyBypass(None, 'example.com', '')
 
1239
        self.assertEvaluateProxyBypass(None, 'example.com', ',')
 
1240
        self.assertEvaluateProxyBypass(None, 'example.com', 'foo,,bar')
 
1241
 
1095
1242
 
1096
1243
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1097
1244
    """Tests proxy server.
1102
1249
    to the file names).
1103
1250
    """
1104
1251
 
 
1252
    scenarios = multiply_scenarios(
 
1253
        vary_by_http_client_implementation(),
 
1254
        vary_by_http_protocol_version(),
 
1255
        )
 
1256
 
1105
1257
    # FIXME: We don't have an https server available, so we don't
1106
 
    # test https connections.
 
1258
    # test https connections. --vila toolongago
1107
1259
 
1108
1260
    def setUp(self):
1109
1261
        super(TestProxyHttpServer, self).setUp()
 
1262
        self.transport_secondary_server = http_utils.ProxyServer
1110
1263
        self.build_tree_contents([('foo', 'contents of foo\n'),
1111
1264
                                  ('foo-proxied', 'proxied contents of foo\n')])
1112
1265
        # Let's setup some attributes for tests
1113
 
        self.server = self.get_readonly_server()
1114
 
        self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
 
1266
        server = self.get_readonly_server()
 
1267
        self.server_host_port = '%s:%d' % (server.host, server.port)
1115
1268
        if self._testing_pycurl():
1116
1269
            # Oh my ! pycurl does not check for the port as part of
1117
1270
            # no_proxy :-( So we just test the host part
1118
 
            self.no_proxy_host = 'localhost'
 
1271
            self.no_proxy_host = server.host
1119
1272
        else:
1120
 
            self.no_proxy_host = self.proxy_address
 
1273
            self.no_proxy_host = self.server_host_port
1121
1274
        # The secondary server is the proxy
1122
 
        self.proxy = self.get_secondary_server()
1123
 
        self.proxy_url = self.proxy.get_url()
1124
 
        self._old_env = {}
 
1275
        self.proxy_url = self.get_secondary_url()
1125
1276
 
1126
1277
    def _testing_pycurl(self):
1127
 
        return pycurl_present and self._transport == PyCurlTransport
1128
 
 
1129
 
    def create_transport_secondary_server(self):
1130
 
        """Creates an http server that will serve files with
1131
 
        '-proxied' appended to their names.
1132
 
        """
1133
 
        return http_utils.ProxyServer(protocol_version=self._protocol_version)
1134
 
 
1135
 
    def _install_env(self, env):
1136
 
        for name, value in env.iteritems():
1137
 
            self._old_env[name] = osutils.set_or_unset_env(name, value)
1138
 
 
1139
 
    def _restore_env(self):
1140
 
        for name, value in self._old_env.iteritems():
1141
 
            osutils.set_or_unset_env(name, value)
1142
 
 
1143
 
    def proxied_in_env(self, env):
1144
 
        self._install_env(env)
1145
 
        url = self.server.get_url()
1146
 
        t = self._transport(url)
1147
 
        try:
1148
 
            self.assertEqual(t.get('foo').read(), 'proxied contents of foo\n')
1149
 
        finally:
1150
 
            self._restore_env()
1151
 
 
1152
 
    def not_proxied_in_env(self, env):
1153
 
        self._install_env(env)
1154
 
        url = self.server.get_url()
1155
 
        t = self._transport(url)
1156
 
        try:
1157
 
            self.assertEqual(t.get('foo').read(), 'contents of foo\n')
1158
 
        finally:
1159
 
            self._restore_env()
 
1278
        # TODO: This is duplicated for lots of the classes in this file
 
1279
        return (features.pycurl.available()
 
1280
                and self._transport == PyCurlTransport)
 
1281
 
 
1282
    def assertProxied(self):
 
1283
        t = self.get_readonly_transport()
 
1284
        self.assertEqual('proxied contents of foo\n', t.get('foo').read())
 
1285
 
 
1286
    def assertNotProxied(self):
 
1287
        t = self.get_readonly_transport()
 
1288
        self.assertEqual('contents of foo\n', t.get('foo').read())
1160
1289
 
1161
1290
    def test_http_proxy(self):
1162
 
        self.proxied_in_env({'http_proxy': self.proxy_url})
 
1291
        self.overrideEnv('http_proxy', self.proxy_url)
 
1292
        self.assertProxied()
1163
1293
 
1164
1294
    def test_HTTP_PROXY(self):
1165
1295
        if self._testing_pycurl():
1168
1298
            # about. Should we ?)
1169
1299
            raise tests.TestNotApplicable(
1170
1300
                'pycurl does not check HTTP_PROXY for security reasons')
1171
 
        self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
 
1301
        self.overrideEnv('HTTP_PROXY', self.proxy_url)
 
1302
        self.assertProxied()
1172
1303
 
1173
1304
    def test_all_proxy(self):
1174
 
        self.proxied_in_env({'all_proxy': self.proxy_url})
 
1305
        self.overrideEnv('all_proxy', self.proxy_url)
 
1306
        self.assertProxied()
1175
1307
 
1176
1308
    def test_ALL_PROXY(self):
1177
 
        self.proxied_in_env({'ALL_PROXY': self.proxy_url})
 
1309
        self.overrideEnv('ALL_PROXY', self.proxy_url)
 
1310
        self.assertProxied()
1178
1311
 
1179
1312
    def test_http_proxy_with_no_proxy(self):
1180
 
        self.not_proxied_in_env({'http_proxy': self.proxy_url,
1181
 
                                 'no_proxy': self.no_proxy_host})
 
1313
        self.overrideEnv('no_proxy', self.no_proxy_host)
 
1314
        self.overrideEnv('http_proxy', self.proxy_url)
 
1315
        self.assertNotProxied()
1182
1316
 
1183
1317
    def test_HTTP_PROXY_with_NO_PROXY(self):
1184
1318
        if self._testing_pycurl():
1185
1319
            raise tests.TestNotApplicable(
1186
1320
                'pycurl does not check HTTP_PROXY for security reasons')
1187
 
        self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1188
 
                                 'NO_PROXY': self.no_proxy_host})
 
1321
        self.overrideEnv('NO_PROXY', self.no_proxy_host)
 
1322
        self.overrideEnv('HTTP_PROXY', self.proxy_url)
 
1323
        self.assertNotProxied()
1189
1324
 
1190
1325
    def test_all_proxy_with_no_proxy(self):
1191
 
        self.not_proxied_in_env({'all_proxy': self.proxy_url,
1192
 
                                 'no_proxy': self.no_proxy_host})
 
1326
        self.overrideEnv('no_proxy', self.no_proxy_host)
 
1327
        self.overrideEnv('all_proxy', self.proxy_url)
 
1328
        self.assertNotProxied()
1193
1329
 
1194
1330
    def test_ALL_PROXY_with_NO_PROXY(self):
1195
 
        self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
1196
 
                                 'NO_PROXY': self.no_proxy_host})
 
1331
        self.overrideEnv('NO_PROXY', self.no_proxy_host)
 
1332
        self.overrideEnv('ALL_PROXY', self.proxy_url)
 
1333
        self.assertNotProxied()
1197
1334
 
1198
1335
    def test_http_proxy_without_scheme(self):
 
1336
        self.overrideEnv('http_proxy', self.server_host_port)
1199
1337
        if self._testing_pycurl():
1200
1338
            # pycurl *ignores* invalid proxy env variables. If that ever change
1201
1339
            # in the future, this test will fail indicating that pycurl do not
1202
1340
            # ignore anymore such variables.
1203
 
            self.not_proxied_in_env({'http_proxy': self.proxy_address})
 
1341
            self.assertNotProxied()
1204
1342
        else:
1205
 
            self.assertRaises(errors.InvalidURL,
1206
 
                              self.proxied_in_env,
1207
 
                              {'http_proxy': self.proxy_address})
 
1343
            self.assertRaises(errors.InvalidURL, self.assertProxied)
1208
1344
 
1209
1345
 
1210
1346
class TestRanges(http_utils.TestCaseWithWebserver):
1211
1347
    """Test the Range header in GET methods."""
1212
1348
 
 
1349
    scenarios = multiply_scenarios(
 
1350
        vary_by_http_client_implementation(),
 
1351
        vary_by_http_protocol_version(),
 
1352
        )
 
1353
 
1213
1354
    def setUp(self):
1214
 
        http_utils.TestCaseWithWebserver.setUp(self)
 
1355
        super(TestRanges, self).setUp()
1215
1356
        self.build_tree_contents([('a', '0123456789')],)
1216
 
        server = self.get_readonly_server()
1217
 
        self.transport = self._transport(server.get_url())
1218
1357
 
1219
1358
    def create_transport_readonly_server(self):
1220
1359
        return http_server.HttpServer(protocol_version=self._protocol_version)
1221
1360
 
1222
1361
    def _file_contents(self, relpath, ranges):
 
1362
        t = self.get_readonly_transport()
1223
1363
        offsets = [ (start, end - start + 1) for start, end in ranges]
1224
 
        coalesce = self.transport._coalesce_offsets
 
1364
        coalesce = t._coalesce_offsets
1225
1365
        coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1226
 
        code, data = self.transport._get(relpath, coalesced)
 
1366
        code, data = t._get(relpath, coalesced)
1227
1367
        self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1228
1368
        for start, end in ranges:
1229
1369
            data.seek(start)
1230
1370
            yield data.read(end - start + 1)
1231
1371
 
1232
1372
    def _file_tail(self, relpath, tail_amount):
1233
 
        code, data = self.transport._get(relpath, [], tail_amount)
 
1373
        t = self.get_readonly_transport()
 
1374
        code, data = t._get(relpath, [], tail_amount)
1234
1375
        self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1235
1376
        data.seek(-tail_amount, 2)
1236
1377
        return data.read(tail_amount)
1255
1396
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1256
1397
    """Test redirection between http servers."""
1257
1398
 
1258
 
    def create_transport_secondary_server(self):
1259
 
        """Create the secondary server redirecting to the primary server"""
1260
 
        new = self.get_readonly_server()
1261
 
 
1262
 
        redirecting = http_utils.HTTPServerRedirecting(
1263
 
            protocol_version=self._protocol_version)
1264
 
        redirecting.redirect_to(new.host, new.port)
1265
 
        return redirecting
 
1399
    scenarios = multiply_scenarios(
 
1400
        vary_by_http_client_implementation(),
 
1401
        vary_by_http_protocol_version(),
 
1402
        )
1266
1403
 
1267
1404
    def setUp(self):
1268
1405
        super(TestHTTPRedirections, self).setUp()
1271
1408
                                  '# Bazaar revision bundle v0.9\n#\n')
1272
1409
                                  ],)
1273
1410
 
1274
 
        self.old_transport = self._transport(self.old_server.get_url())
1275
 
 
1276
1411
    def test_redirected(self):
1277
 
        self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1278
 
        t = self._transport(self.new_server.get_url())
1279
 
        self.assertEqual('0123456789', t.get('a').read())
1280
 
 
1281
 
    def test_read_redirected_bundle_from_url(self):
1282
 
        from bzrlib.bundle import read_bundle_from_url
1283
 
        url = self.old_transport.abspath('bundle')
1284
 
        bundle = read_bundle_from_url(url)
1285
 
        # If read_bundle_from_url was successful we get an empty bundle
1286
 
        self.assertEqual([], bundle.revisions)
 
1412
        self.assertRaises(errors.RedirectRequested,
 
1413
                          self.get_old_transport().get, 'a')
 
1414
        self.assertEqual('0123456789', self.get_new_transport().get('a').read())
1287
1415
 
1288
1416
 
1289
1417
class RedirectedRequest(_urllib2_wrappers.Request):
1298
1426
        # Since the tests using this class will replace
1299
1427
        # _urllib2_wrappers.Request, we can't just call the base class __init__
1300
1428
        # or we'll loop.
1301
 
        RedirectedRequest.init_orig(self, method, url, args, kwargs)
 
1429
        RedirectedRequest.init_orig(self, method, url, *args, **kwargs)
1302
1430
        self.follow_redirections = True
1303
1431
 
1304
1432
 
 
1433
def install_redirected_request(test):
 
1434
    test.overrideAttr(_urllib2_wrappers, 'Request', RedirectedRequest)
 
1435
 
 
1436
 
 
1437
def cleanup_http_redirection_connections(test):
 
1438
    # Some sockets are opened but never seen by _urllib, so we trap them at
 
1439
    # the _urllib2_wrappers level to be able to clean them up.
 
1440
    def socket_disconnect(sock):
 
1441
        try:
 
1442
            sock.shutdown(socket.SHUT_RDWR)
 
1443
            sock.close()
 
1444
        except socket.error:
 
1445
            pass
 
1446
    def connect(connection):
 
1447
        test.http_connect_orig(connection)
 
1448
        test.addCleanup(socket_disconnect, connection.sock)
 
1449
    test.http_connect_orig = test.overrideAttr(
 
1450
        _urllib2_wrappers.HTTPConnection, 'connect', connect)
 
1451
    def connect(connection):
 
1452
        test.https_connect_orig(connection)
 
1453
        test.addCleanup(socket_disconnect, connection.sock)
 
1454
    test.https_connect_orig = test.overrideAttr(
 
1455
        _urllib2_wrappers.HTTPSConnection, 'connect', connect)
 
1456
 
 
1457
 
1305
1458
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1306
1459
    """Test redirections.
1307
1460
 
1316
1469
    -- vila 20070212
1317
1470
    """
1318
1471
 
 
1472
    scenarios = multiply_scenarios(
 
1473
        vary_by_http_client_implementation(),
 
1474
        vary_by_http_protocol_version(),
 
1475
        )
 
1476
 
1319
1477
    def setUp(self):
1320
 
        if pycurl_present and self._transport == PyCurlTransport:
 
1478
        if (features.pycurl.available()
 
1479
            and self._transport == PyCurlTransport):
1321
1480
            raise tests.TestNotApplicable(
1322
 
                "pycurl doesn't redirect silently annymore")
 
1481
                "pycurl doesn't redirect silently anymore")
1323
1482
        super(TestHTTPSilentRedirections, self).setUp()
1324
 
        self.setup_redirected_request()
1325
 
        self.addCleanup(self.cleanup_redirected_request)
 
1483
        install_redirected_request(self)
 
1484
        cleanup_http_redirection_connections(self)
1326
1485
        self.build_tree_contents([('a','a'),
1327
1486
                                  ('1/',),
1328
1487
                                  ('1/a', 'redirected once'),
1336
1495
                                  ('5/a', 'redirected 5 times'),
1337
1496
                                  ],)
1338
1497
 
1339
 
        self.old_transport = self._transport(self.old_server.get_url())
1340
 
 
1341
 
    def setup_redirected_request(self):
1342
 
        self.original_class = _urllib2_wrappers.Request
1343
 
        _urllib2_wrappers.Request = RedirectedRequest
1344
 
 
1345
 
    def cleanup_redirected_request(self):
1346
 
        _urllib2_wrappers.Request = self.original_class
1347
 
 
1348
 
    def create_transport_secondary_server(self):
1349
 
        """Create the secondary server, redirections are defined in the tests"""
1350
 
        return http_utils.HTTPServerRedirecting(
1351
 
            protocol_version=self._protocol_version)
1352
 
 
1353
1498
    def test_one_redirection(self):
1354
 
        t = self.old_transport
1355
 
 
1356
 
        req = RedirectedRequest('GET', t.abspath('a'))
1357
 
        req.follow_redirections = True
 
1499
        t = self.get_old_transport()
 
1500
        req = RedirectedRequest('GET', t._remote_path('a'))
1358
1501
        new_prefix = 'http://%s:%s' % (self.new_server.host,
1359
1502
                                       self.new_server.port)
1360
1503
        self.old_server.redirections = \
1361
1504
            [('(.*)', r'%s/1\1' % (new_prefix), 301),]
1362
 
        self.assertEquals('redirected once',t._perform(req).read())
 
1505
        self.assertEqual('redirected once', t._perform(req).read())
1363
1506
 
1364
1507
    def test_five_redirections(self):
1365
 
        t = self.old_transport
1366
 
 
1367
 
        req = RedirectedRequest('GET', t.abspath('a'))
1368
 
        req.follow_redirections = True
 
1508
        t = self.get_old_transport()
 
1509
        req = RedirectedRequest('GET', t._remote_path('a'))
1369
1510
        old_prefix = 'http://%s:%s' % (self.old_server.host,
1370
1511
                                       self.old_server.port)
1371
1512
        new_prefix = 'http://%s:%s' % (self.new_server.host,
1377
1518
            ('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1378
1519
            ('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1379
1520
            ]
1380
 
        self.assertEquals('redirected 5 times',t._perform(req).read())
 
1521
        self.assertEqual('redirected 5 times', t._perform(req).read())
1381
1522
 
1382
1523
 
1383
1524
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1384
1525
    """Test transport.do_catching_redirections."""
1385
1526
 
 
1527
    scenarios = multiply_scenarios(
 
1528
        vary_by_http_client_implementation(),
 
1529
        vary_by_http_protocol_version(),
 
1530
        )
 
1531
 
1386
1532
    def setUp(self):
1387
1533
        super(TestDoCatchRedirections, self).setUp()
1388
1534
        self.build_tree_contents([('a', '0123456789'),],)
1389
 
 
1390
 
        self.old_transport = self._transport(self.old_server.get_url())
1391
 
 
1392
 
    def get_a(self, transport):
1393
 
        return transport.get('a')
 
1535
        cleanup_http_redirection_connections(self)
 
1536
 
 
1537
        self.old_transport = self.get_old_transport()
 
1538
 
 
1539
    def get_a(self, t):
 
1540
        return t.get('a')
1394
1541
 
1395
1542
    def test_no_redirection(self):
1396
 
        t = self._transport(self.new_server.get_url())
 
1543
        t = self.get_new_transport()
1397
1544
 
1398
1545
        # We use None for redirected so that we fail if redirected
1399
 
        self.assertEquals('0123456789',
1400
 
                          transport.do_catching_redirections(
 
1546
        self.assertEqual('0123456789',
 
1547
                         transport.do_catching_redirections(
1401
1548
                self.get_a, t, None).read())
1402
1549
 
1403
1550
    def test_one_redirection(self):
1404
1551
        self.redirections = 0
1405
1552
 
1406
 
        def redirected(transport, exception, redirection_notice):
 
1553
        def redirected(t, exception, redirection_notice):
1407
1554
            self.redirections += 1
1408
 
            dir, file = urlutils.split(exception.target)
1409
 
            return self._transport(dir)
 
1555
            redirected_t = t._redirected_to(exception.source, exception.target)
 
1556
            return redirected_t
1410
1557
 
1411
 
        self.assertEquals('0123456789',
1412
 
                          transport.do_catching_redirections(
 
1558
        self.assertEqual('0123456789',
 
1559
                         transport.do_catching_redirections(
1413
1560
                self.get_a, self.old_transport, redirected).read())
1414
 
        self.assertEquals(1, self.redirections)
 
1561
        self.assertEqual(1, self.redirections)
1415
1562
 
1416
1563
    def test_redirection_loop(self):
1417
1564
 
1426
1573
                          self.get_a, self.old_transport, redirected)
1427
1574
 
1428
1575
 
 
1576
def _setup_authentication_config(**kwargs):
 
1577
    conf = config.AuthenticationConfig()
 
1578
    conf._get_config().update({'httptest': kwargs})
 
1579
    conf._save()
 
1580
 
 
1581
 
 
1582
class TestUrllib2AuthHandler(tests.TestCaseWithTransport):
 
1583
    """Unit tests for glue by which urllib2 asks us for authentication"""
 
1584
 
 
1585
    def test_get_user_password_without_port(self):
 
1586
        """We cope if urllib2 doesn't tell us the port.
 
1587
 
 
1588
        See https://bugs.launchpad.net/bzr/+bug/654684
 
1589
        """
 
1590
        user = 'joe'
 
1591
        password = 'foo'
 
1592
        _setup_authentication_config(scheme='http', host='localhost',
 
1593
                                     user=user, password=password)
 
1594
        handler = _urllib2_wrappers.HTTPAuthHandler()
 
1595
        got_pass = handler.get_user_password(dict(
 
1596
            user='joe',
 
1597
            protocol='http',
 
1598
            host='localhost',
 
1599
            path='/',
 
1600
            realm='Realm',
 
1601
            ))
 
1602
        self.assertEquals((user, password), got_pass)
 
1603
 
 
1604
 
1429
1605
class TestAuth(http_utils.TestCaseWithWebserver):
1430
1606
    """Test authentication scheme"""
1431
1607
 
1432
 
    _auth_header = 'Authorization'
1433
 
    _password_prompt_prefix = ''
 
1608
    scenarios = multiply_scenarios(
 
1609
        vary_by_http_client_implementation(),
 
1610
        vary_by_http_protocol_version(),
 
1611
        vary_by_http_auth_scheme(),
 
1612
        )
1434
1613
 
1435
1614
    def setUp(self):
1436
1615
        super(TestAuth, self).setUp()
1439
1618
                                  ('b', 'contents of b\n'),])
1440
1619
 
1441
1620
    def create_transport_readonly_server(self):
1442
 
        if self._auth_scheme == 'basic':
1443
 
            server = http_utils.HTTPBasicAuthServer(
1444
 
                protocol_version=self._protocol_version)
1445
 
        else:
1446
 
            if self._auth_scheme != 'digest':
1447
 
                raise AssertionError('Unknown auth scheme: %r'
1448
 
                                     % self._auth_scheme)
1449
 
            server = http_utils.HTTPDigestAuthServer(
1450
 
                protocol_version=self._protocol_version)
 
1621
        server = self._auth_server(protocol_version=self._protocol_version)
 
1622
        server._url_protocol = self._url_protocol
1451
1623
        return server
1452
1624
 
1453
1625
    def _testing_pycurl(self):
1454
 
        return pycurl_present and self._transport == PyCurlTransport
 
1626
        # TODO: This is duplicated for lots of the classes in this file
 
1627
        return (features.pycurl.available()
 
1628
                and self._transport == PyCurlTransport)
1455
1629
 
1456
 
    def get_user_url(self, user=None, password=None):
 
1630
    def get_user_url(self, user, password):
1457
1631
        """Build an url embedding user and password"""
1458
1632
        url = '%s://' % self.server._url_protocol
1459
1633
        if user is not None:
1464
1638
        url += '%s:%s/' % (self.server.host, self.server.port)
1465
1639
        return url
1466
1640
 
1467
 
    def get_user_transport(self, user=None, password=None):
1468
 
        return self._transport(self.get_user_url(user, password))
 
1641
    def get_user_transport(self, user, password):
 
1642
        t = transport.get_transport_from_url(
 
1643
            self.get_user_url(user, password))
 
1644
        return t
1469
1645
 
1470
1646
    def test_no_user(self):
1471
1647
        self.server.add_user('joe', 'foo')
1472
 
        t = self.get_user_transport()
 
1648
        t = self.get_user_transport(None, None)
1473
1649
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1474
1650
        # Only one 'Authentication Required' error should occur
1475
1651
        self.assertEqual(1, self.server.auth_required_errors)
1505
1681
        # initial 'who are you' and 'this is not you, who are you')
1506
1682
        self.assertEqual(2, self.server.auth_required_errors)
1507
1683
 
 
1684
    def test_prompt_for_username(self):
 
1685
        if self._testing_pycurl():
 
1686
            raise tests.TestNotApplicable(
 
1687
                'pycurl cannot prompt, it handles auth by embedding'
 
1688
                ' user:pass in urls only')
 
1689
 
 
1690
        self.server.add_user('joe', 'foo')
 
1691
        t = self.get_user_transport(None, None)
 
1692
        stdout = tests.StringIOWrapper()
 
1693
        stderr = tests.StringIOWrapper()
 
1694
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
1695
                                            stdout=stdout, stderr=stderr)
 
1696
        self.assertEqual('contents of a\n',t.get('a').read())
 
1697
        # stdin should be empty
 
1698
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
1699
        stderr.seek(0)
 
1700
        expected_prompt = self._expected_username_prompt(t._unqualified_scheme)
 
1701
        self.assertEqual(expected_prompt, stderr.read(len(expected_prompt)))
 
1702
        self.assertEqual('', stdout.getvalue())
 
1703
        self._check_password_prompt(t._unqualified_scheme, 'joe',
 
1704
                                    stderr.readline())
 
1705
 
1508
1706
    def test_prompt_for_password(self):
1509
1707
        if self._testing_pycurl():
1510
1708
            raise tests.TestNotApplicable(
1514
1712
        self.server.add_user('joe', 'foo')
1515
1713
        t = self.get_user_transport('joe', None)
1516
1714
        stdout = tests.StringIOWrapper()
1517
 
        ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1518
 
        self.assertEqual('contents of a\n',t.get('a').read())
 
1715
        stderr = tests.StringIOWrapper()
 
1716
        ui.ui_factory = tests.TestUIFactory(stdin='foo\n',
 
1717
                                            stdout=stdout, stderr=stderr)
 
1718
        self.assertEqual('contents of a\n', t.get('a').read())
1519
1719
        # stdin should be empty
1520
1720
        self.assertEqual('', ui.ui_factory.stdin.readline())
1521
1721
        self._check_password_prompt(t._unqualified_scheme, 'joe',
1522
 
                                    stdout.getvalue())
 
1722
                                    stderr.getvalue())
 
1723
        self.assertEqual('', stdout.getvalue())
1523
1724
        # And we shouldn't prompt again for a different request
1524
1725
        # against the same transport.
1525
1726
        self.assertEqual('contents of b\n',t.get('b').read())
1535
1736
                              % (scheme.upper(),
1536
1737
                                 user, self.server.host, self.server.port,
1537
1738
                                 self.server.auth_realm)))
1538
 
        self.assertEquals(expected_prompt, actual_prompt)
 
1739
        self.assertEqual(expected_prompt, actual_prompt)
 
1740
 
 
1741
    def _expected_username_prompt(self, scheme):
 
1742
        return (self._username_prompt_prefix
 
1743
                + "%s %s:%d, Realm: '%s' username: " % (scheme.upper(),
 
1744
                                 self.server.host, self.server.port,
 
1745
                                 self.server.auth_realm))
1539
1746
 
1540
1747
    def test_no_prompt_for_password_when_using_auth_config(self):
1541
1748
        if self._testing_pycurl():
1549
1756
        self.server.add_user(user, password)
1550
1757
        t = self.get_user_transport(user, None)
1551
1758
        ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1552
 
                                            stdout=tests.StringIOWrapper())
 
1759
                                            stderr=tests.StringIOWrapper())
1553
1760
        # Create a minimal config file with the right password
1554
 
        conf = config.AuthenticationConfig()
1555
 
        conf._get_config().update(
1556
 
            {'httptest': {'scheme': 'http', 'port': self.server.port,
1557
 
                          'user': user, 'password': password}})
1558
 
        conf._save()
 
1761
        _setup_authentication_config(scheme='http', port=self.server.port,
 
1762
                                     user=user, password=password)
1559
1763
        # Issue a request to the server to connect
1560
1764
        self.assertEqual('contents of a\n',t.get('a').read())
1561
1765
        # stdin should have  been left untouched
1564
1768
        self.assertEqual(1, self.server.auth_required_errors)
1565
1769
 
1566
1770
    def test_changing_nonce(self):
1567
 
        if self._auth_scheme != 'digest':
1568
 
            raise tests.TestNotApplicable('HTTP auth digest only test')
 
1771
        if self._auth_server not in (http_utils.HTTPDigestAuthServer,
 
1772
                                     http_utils.ProxyDigestAuthServer):
 
1773
            raise tests.TestNotApplicable('HTTP/proxy auth digest only test')
1569
1774
        if self._testing_pycurl():
1570
 
            raise tests.KnownFailure(
 
1775
            self.knownFailure(
1571
1776
                'pycurl does not handle a nonce change')
1572
1777
        self.server.add_user('joe', 'foo')
1573
1778
        t = self.get_user_transport('joe', 'foo')
1583
1788
        # initial 'who are you' and a second 'who are you' with the new nonce)
1584
1789
        self.assertEqual(2, self.server.auth_required_errors)
1585
1790
 
 
1791
    def test_user_from_auth_conf(self):
 
1792
        if self._testing_pycurl():
 
1793
            raise tests.TestNotApplicable(
 
1794
                'pycurl does not support authentication.conf')
 
1795
        user = 'joe'
 
1796
        password = 'foo'
 
1797
        self.server.add_user(user, password)
 
1798
        _setup_authentication_config(scheme='http', port=self.server.port,
 
1799
                                     user=user, password=password)
 
1800
        t = self.get_user_transport(None, None)
 
1801
        # Issue a request to the server to connect
 
1802
        self.assertEqual('contents of a\n', t.get('a').read())
 
1803
        # Only one 'Authentication Required' error should occur
 
1804
        self.assertEqual(1, self.server.auth_required_errors)
 
1805
 
 
1806
    def test_no_credential_leaks_in_log(self):
 
1807
        self.overrideAttr(debug, 'debug_flags', set(['http']))
 
1808
        user = 'joe'
 
1809
        password = 'very-sensitive-password'
 
1810
        self.server.add_user(user, password)
 
1811
        t = self.get_user_transport(user, password)
 
1812
        # Capture the debug calls to mutter
 
1813
        self.mutters = []
 
1814
        def mutter(*args):
 
1815
            lines = args[0] % args[1:]
 
1816
            # Some calls output multiple lines, just split them now since we
 
1817
            # care about a single one later.
 
1818
            self.mutters.extend(lines.splitlines())
 
1819
        self.overrideAttr(trace, 'mutter', mutter)
 
1820
        # Issue a request to the server to connect
 
1821
        self.assertEqual(True, t.has('a'))
 
1822
        # Only one 'Authentication Required' error should occur
 
1823
        self.assertEqual(1, self.server.auth_required_errors)
 
1824
        # Since the authentification succeeded, there should be a corresponding
 
1825
        # debug line
 
1826
        sent_auth_headers = [line for line in self.mutters
 
1827
                             if line.startswith('> %s' % (self._auth_header,))]
 
1828
        self.assertLength(1, sent_auth_headers)
 
1829
        self.assertStartsWith(sent_auth_headers[0],
 
1830
                              '> %s: <masked>' % (self._auth_header,))
1586
1831
 
1587
1832
 
1588
1833
class TestProxyAuth(TestAuth):
1589
 
    """Test proxy authentication schemes."""
1590
 
 
1591
 
    _auth_header = 'Proxy-authorization'
1592
 
    _password_prompt_prefix='Proxy '
 
1834
    """Test proxy authentication schemes.
 
1835
 
 
1836
    This inherits from TestAuth to tweak the setUp and filter some failing
 
1837
    tests.
 
1838
    """
 
1839
 
 
1840
    scenarios = multiply_scenarios(
 
1841
        vary_by_http_client_implementation(),
 
1842
        vary_by_http_protocol_version(),
 
1843
        vary_by_http_proxy_auth_scheme(),
 
1844
        )
1593
1845
 
1594
1846
    def setUp(self):
1595
1847
        super(TestProxyAuth, self).setUp()
1596
 
        self._old_env = {}
1597
 
        self.addCleanup(self._restore_env)
1598
1848
        # Override the contents to avoid false positives
1599
1849
        self.build_tree_contents([('a', 'not proxied contents of a\n'),
1600
1850
                                  ('b', 'not proxied contents of b\n'),
1602
1852
                                  ('b-proxied', 'contents of b\n'),
1603
1853
                                  ])
1604
1854
 
1605
 
    def create_transport_readonly_server(self):
1606
 
        if self._auth_scheme == 'basic':
1607
 
            server = http_utils.ProxyBasicAuthServer(
1608
 
                protocol_version=self._protocol_version)
1609
 
        else:
1610
 
            if self._auth_scheme != 'digest':
1611
 
                raise AssertionError('Unknown auth scheme: %r'
1612
 
                                     % self._auth_scheme)
1613
 
            server = http_utils.ProxyDigestAuthServer(
1614
 
                protocol_version=self._protocol_version)
1615
 
        return server
1616
 
 
1617
 
    def get_user_transport(self, user=None, password=None):
1618
 
        self._install_env({'all_proxy': self.get_user_url(user, password)})
1619
 
        return self._transport(self.server.get_url())
1620
 
 
1621
 
    def _install_env(self, env):
1622
 
        for name, value in env.iteritems():
1623
 
            self._old_env[name] = osutils.set_or_unset_env(name, value)
1624
 
 
1625
 
    def _restore_env(self):
1626
 
        for name, value in self._old_env.iteritems():
1627
 
            osutils.set_or_unset_env(name, value)
 
1855
    def get_user_transport(self, user, password):
 
1856
        self.overrideEnv('all_proxy', self.get_user_url(user, password))
 
1857
        return TestAuth.get_user_transport(self, user, password)
1628
1858
 
1629
1859
    def test_empty_pass(self):
1630
1860
        if self._testing_pycurl():
1631
1861
            import pycurl
1632
1862
            if pycurl.version_info()[1] < '7.16.0':
1633
 
                raise tests.KnownFailure(
 
1863
                self.knownFailure(
1634
1864
                    'pycurl < 7.16.0 does not handle empty proxy passwords')
1635
1865
        super(TestProxyAuth, self).test_empty_pass()
1636
1866
 
1649
1879
        self.readfile = StringIO(socket_read_content)
1650
1880
        self.writefile = StringIO()
1651
1881
        self.writefile.close = lambda: None
 
1882
        self.close = lambda: None
1652
1883
 
1653
1884
    def makefile(self, mode='r', bufsize=None):
1654
1885
        if 'r' in mode:
1659
1890
 
1660
1891
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1661
1892
 
 
1893
    scenarios = multiply_scenarios(
 
1894
        vary_by_http_client_implementation(),
 
1895
        vary_by_http_protocol_version(),
 
1896
        )
 
1897
 
1662
1898
    def setUp(self):
1663
1899
        super(SmartHTTPTunnellingTest, self).setUp()
1664
1900
        # We use the VFS layer as part of HTTP tunnelling tests.
1665
 
        self._captureVar('BZR_NO_SMART_VFS', None)
 
1901
        self.overrideEnv('BZR_NO_SMART_VFS', None)
1666
1902
        self.transport_readonly_server = http_utils.HTTPServerWithSmarts
 
1903
        self.http_server = self.get_readonly_server()
1667
1904
 
1668
1905
    def create_transport_readonly_server(self):
1669
 
        return http_utils.HTTPServerWithSmarts(
 
1906
        server = http_utils.HTTPServerWithSmarts(
1670
1907
            protocol_version=self._protocol_version)
 
1908
        server._url_protocol = self._url_protocol
 
1909
        return server
1671
1910
 
1672
 
    def test_open_bzrdir(self):
 
1911
    def test_open_controldir(self):
1673
1912
        branch = self.make_branch('relpath')
1674
 
        http_server = self.get_readonly_server()
1675
 
        url = http_server.get_url() + 'relpath'
1676
 
        bd = bzrdir.BzrDir.open(url)
 
1913
        url = self.http_server.get_url() + 'relpath'
 
1914
        bd = controldir.ControlDir.open(url)
 
1915
        self.addCleanup(bd.transport.disconnect)
1677
1916
        self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1678
1917
 
1679
1918
    def test_bulk_data(self):
1681
1920
        # The 'readv' command in the smart protocol both sends and receives
1682
1921
        # bulk data, so we use that.
1683
1922
        self.build_tree(['data-file'])
1684
 
        http_server = self.get_readonly_server()
1685
 
        http_transport = self._transport(http_server.get_url())
 
1923
        http_transport = transport.get_transport_from_url(
 
1924
            self.http_server.get_url())
1686
1925
        medium = http_transport.get_smart_medium()
1687
1926
        # Since we provide the medium, the url below will be mostly ignored
1688
1927
        # during the test, as long as the path is '/'.
1696
1935
        post_body = 'hello\n'
1697
1936
        expected_reply_body = 'ok\x012\n'
1698
1937
 
1699
 
        http_server = self.get_readonly_server()
1700
 
        http_transport = self._transport(http_server.get_url())
 
1938
        http_transport = transport.get_transport_from_url(
 
1939
            self.http_server.get_url())
1701
1940
        medium = http_transport.get_smart_medium()
1702
1941
        response = medium.send_http_smart_request(post_body)
1703
1942
        reply_body = response.read()
1704
1943
        self.assertEqual(expected_reply_body, reply_body)
1705
1944
 
1706
1945
    def test_smart_http_server_post_request_handler(self):
1707
 
        httpd = self.get_readonly_server()._get_httpd()
 
1946
        httpd = self.http_server.server
1708
1947
 
1709
1948
        socket = SampleSocket(
1710
1949
            'POST /.bzr/smart %s \r\n' % self._protocol_version
1742
1981
 
1743
1982
    def test_probe_smart_server(self):
1744
1983
        """Test error handling against server refusing smart requests."""
1745
 
        server = self.get_readonly_server()
1746
 
        t = self._transport(server.get_url())
 
1984
        t = self.get_readonly_transport()
1747
1985
        # No need to build a valid smart request here, the server will not even
1748
1986
        # try to interpret it.
1749
1987
        self.assertRaises(errors.SmartProtocolError,
1750
 
                          t.send_http_smart_request, 'whatever')
 
1988
                          t.get_smart_medium().send_http_smart_request,
 
1989
                          'whatever')
 
1990
 
 
1991
 
 
1992
class Test_redirected_to(tests.TestCase):
 
1993
 
 
1994
    scenarios = vary_by_http_client_implementation()
 
1995
 
 
1996
    def test_redirected_to_subdir(self):
 
1997
        t = self._transport('http://www.example.com/foo')
 
1998
        r = t._redirected_to('http://www.example.com/foo',
 
1999
                             'http://www.example.com/foo/subdir')
 
2000
        self.assertIsInstance(r, type(t))
 
2001
        # Both transports share the some connection
 
2002
        self.assertEqual(t._get_connection(), r._get_connection())
 
2003
        self.assertEquals('http://www.example.com/foo/subdir/', r.base)
 
2004
 
 
2005
    def test_redirected_to_self_with_slash(self):
 
2006
        t = self._transport('http://www.example.com/foo')
 
2007
        r = t._redirected_to('http://www.example.com/foo',
 
2008
                             'http://www.example.com/foo/')
 
2009
        self.assertIsInstance(r, type(t))
 
2010
        # Both transports share the some connection (one can argue that we
 
2011
        # should return the exact same transport here, but that seems
 
2012
        # overkill).
 
2013
        self.assertEqual(t._get_connection(), r._get_connection())
 
2014
 
 
2015
    def test_redirected_to_host(self):
 
2016
        t = self._transport('http://www.example.com/foo')
 
2017
        r = t._redirected_to('http://www.example.com/foo',
 
2018
                             'http://foo.example.com/foo/subdir')
 
2019
        self.assertIsInstance(r, type(t))
 
2020
        self.assertEquals('http://foo.example.com/foo/subdir/',
 
2021
            r.external_url())
 
2022
 
 
2023
    def test_redirected_to_same_host_sibling_protocol(self):
 
2024
        t = self._transport('http://www.example.com/foo')
 
2025
        r = t._redirected_to('http://www.example.com/foo',
 
2026
                             'https://www.example.com/foo')
 
2027
        self.assertIsInstance(r, type(t))
 
2028
        self.assertEquals('https://www.example.com/foo/',
 
2029
            r.external_url())
 
2030
 
 
2031
    def test_redirected_to_same_host_different_protocol(self):
 
2032
        t = self._transport('http://www.example.com/foo')
 
2033
        r = t._redirected_to('http://www.example.com/foo',
 
2034
                             'ftp://www.example.com/foo')
 
2035
        self.assertNotEquals(type(r), type(t))
 
2036
        self.assertEquals('ftp://www.example.com/foo/', r.external_url())
 
2037
 
 
2038
    def test_redirected_to_same_host_specific_implementation(self):
 
2039
        t = self._transport('http://www.example.com/foo')
 
2040
        r = t._redirected_to('http://www.example.com/foo',
 
2041
                             'https+urllib://www.example.com/foo')
 
2042
        self.assertEquals('https://www.example.com/foo/', r.external_url())
 
2043
 
 
2044
    def test_redirected_to_different_host_same_user(self):
 
2045
        t = self._transport('http://joe@www.example.com/foo')
 
2046
        r = t._redirected_to('http://www.example.com/foo',
 
2047
                             'https://foo.example.com/foo')
 
2048
        self.assertIsInstance(r, type(t))
 
2049
        self.assertEqual(t._parsed_url.user, r._parsed_url.user)
 
2050
        self.assertEquals('https://joe@foo.example.com/foo/', r.external_url())
 
2051
 
 
2052
 
 
2053
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
 
2054
    """Request handler for a unique and pre-defined request.
 
2055
 
 
2056
    The only thing we care about here is how many bytes travel on the wire. But
 
2057
    since we want to measure it for a real http client, we have to send it
 
2058
    correct responses.
 
2059
 
 
2060
    We expect to receive a *single* request nothing more (and we won't even
 
2061
    check what request it is, we just measure the bytes read until an empty
 
2062
    line.
 
2063
    """
 
2064
 
 
2065
    def _handle_one_request(self):
 
2066
        tcs = self.server.test_case_server
 
2067
        requestline = self.rfile.readline()
 
2068
        headers = self.MessageClass(self.rfile, 0)
 
2069
        # We just read: the request, the headers, an empty line indicating the
 
2070
        # end of the headers.
 
2071
        bytes_read = len(requestline)
 
2072
        for line in headers.headers:
 
2073
            bytes_read += len(line)
 
2074
        bytes_read += len('\r\n')
 
2075
        if requestline.startswith('POST'):
 
2076
            # The body should be a single line (or we don't know where it ends
 
2077
            # and we don't want to issue a blocking read)
 
2078
            body = self.rfile.readline()
 
2079
            bytes_read += len(body)
 
2080
        tcs.bytes_read = bytes_read
 
2081
 
 
2082
        # We set the bytes written *before* issuing the write, the client is
 
2083
        # supposed to consume every produced byte *before* checking that value.
 
2084
 
 
2085
        # Doing the oppposite may lead to test failure: we may be interrupted
 
2086
        # after the write but before updating the value. The client can then
 
2087
        # continue and read the value *before* we can update it. And yes,
 
2088
        # this has been observed -- vila 20090129
 
2089
        tcs.bytes_written = len(tcs.canned_response)
 
2090
        self.wfile.write(tcs.canned_response)
 
2091
 
 
2092
 
 
2093
class ActivityServerMixin(object):
 
2094
 
 
2095
    def __init__(self, protocol_version):
 
2096
        super(ActivityServerMixin, self).__init__(
 
2097
            request_handler=PredefinedRequestHandler,
 
2098
            protocol_version=protocol_version)
 
2099
        # Bytes read and written by the server
 
2100
        self.bytes_read = 0
 
2101
        self.bytes_written = 0
 
2102
        self.canned_response = None
 
2103
 
 
2104
 
 
2105
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
 
2106
    pass
 
2107
 
 
2108
 
 
2109
if features.HTTPSServerFeature.available():
 
2110
    from bzrlib.tests import https_server
 
2111
    class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
 
2112
        pass
 
2113
 
 
2114
 
 
2115
class TestActivityMixin(object):
 
2116
    """Test socket activity reporting.
 
2117
 
 
2118
    We use a special purpose server to control the bytes sent and received and
 
2119
    be able to predict the activity on the client socket.
 
2120
    """
 
2121
 
 
2122
    def setUp(self):
 
2123
        self.server = self._activity_server(self._protocol_version)
 
2124
        self.server.start_server()
 
2125
        self.addCleanup(self.server.stop_server)
 
2126
        _activities = {} # Don't close over self and create a cycle
 
2127
        def report_activity(t, bytes, direction):
 
2128
            count = _activities.get(direction, 0)
 
2129
            count += bytes
 
2130
            _activities[direction] = count
 
2131
        self.activities = _activities
 
2132
        # We override at class level because constructors may propagate the
 
2133
        # bound method and render instance overriding ineffective (an
 
2134
        # alternative would be to define a specific ui factory instead...)
 
2135
        self.overrideAttr(self._transport, '_report_activity', report_activity)
 
2136
 
 
2137
    def get_transport(self):
 
2138
        t = self._transport(self.server.get_url())
 
2139
        # FIXME: Needs cleanup -- vila 20100611
 
2140
        return t
 
2141
 
 
2142
    def assertActivitiesMatch(self):
 
2143
        self.assertEqual(self.server.bytes_read,
 
2144
                         self.activities.get('write', 0), 'written bytes')
 
2145
        self.assertEqual(self.server.bytes_written,
 
2146
                         self.activities.get('read', 0), 'read bytes')
 
2147
 
 
2148
    def test_get(self):
 
2149
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
2150
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
 
2151
Server: Apache/2.0.54 (Fedora)\r
 
2152
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
 
2153
ETag: "56691-23-38e9ae00"\r
 
2154
Accept-Ranges: bytes\r
 
2155
Content-Length: 35\r
 
2156
Connection: close\r
 
2157
Content-Type: text/plain; charset=UTF-8\r
 
2158
\r
 
2159
Bazaar-NG meta directory, format 1
 
2160
'''
 
2161
        t = self.get_transport()
 
2162
        self.assertEqual('Bazaar-NG meta directory, format 1\n',
 
2163
                         t.get('foo/bar').read())
 
2164
        self.assertActivitiesMatch()
 
2165
 
 
2166
    def test_has(self):
 
2167
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
2168
Server: SimpleHTTP/0.6 Python/2.5.2\r
 
2169
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
 
2170
Content-type: application/octet-stream\r
 
2171
Content-Length: 20\r
 
2172
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
 
2173
\r
 
2174
'''
 
2175
        t = self.get_transport()
 
2176
        self.assertTrue(t.has('foo/bar'))
 
2177
        self.assertActivitiesMatch()
 
2178
 
 
2179
    def test_readv(self):
 
2180
        self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
 
2181
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
 
2182
Server: Apache/2.0.54 (Fedora)\r
 
2183
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
 
2184
ETag: "238a3c-16ec2-805c5540"\r
 
2185
Accept-Ranges: bytes\r
 
2186
Content-Length: 1534\r
 
2187
Connection: close\r
 
2188
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
 
2189
\r
 
2190
\r
 
2191
--418470f848b63279b\r
 
2192
Content-type: text/plain; charset=UTF-8\r
 
2193
Content-range: bytes 0-254/93890\r
 
2194
\r
 
2195
mbp@sourcefrog.net-20050309040815-13242001617e4a06
 
2196
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
 
2197
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
 
2198
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
 
2199
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
 
2200
\r
 
2201
--418470f848b63279b\r
 
2202
Content-type: text/plain; charset=UTF-8\r
 
2203
Content-range: bytes 1000-2049/93890\r
 
2204
\r
 
2205
40-fd4ec249b6b139ab
 
2206
mbp@sourcefrog.net-20050311063625-07858525021f270b
 
2207
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
 
2208
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
 
2209
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
 
2210
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
 
2211
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
 
2212
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
 
2213
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
 
2214
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
 
2215
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
 
2216
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
 
2217
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
 
2218
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
 
2219
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
 
2220
mbp@sourcefrog.net-20050313120651-497bd231b19df600
 
2221
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
 
2222
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
 
2223
mbp@sourcefrog.net-20050314025539-637a636692c055cf
 
2224
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
 
2225
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
 
2226
mbp@source\r
 
2227
--418470f848b63279b--\r
 
2228
'''
 
2229
        t = self.get_transport()
 
2230
        # Remember that the request is ignored and that the ranges below
 
2231
        # doesn't have to match the canned response.
 
2232
        l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
 
2233
        self.assertEqual(2, len(l))
 
2234
        self.assertActivitiesMatch()
 
2235
 
 
2236
    def test_post(self):
 
2237
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
2238
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
 
2239
Server: Apache/2.0.54 (Fedora)\r
 
2240
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
 
2241
ETag: "56691-23-38e9ae00"\r
 
2242
Accept-Ranges: bytes\r
 
2243
Content-Length: 35\r
 
2244
Connection: close\r
 
2245
Content-Type: text/plain; charset=UTF-8\r
 
2246
\r
 
2247
lalala whatever as long as itsssss
 
2248
'''
 
2249
        t = self.get_transport()
 
2250
        # We must send a single line of body bytes, see
 
2251
        # PredefinedRequestHandler._handle_one_request
 
2252
        code, f = t._post('abc def end-of-body\n')
 
2253
        self.assertEqual('lalala whatever as long as itsssss\n', f.read())
 
2254
        self.assertActivitiesMatch()
 
2255
 
 
2256
 
 
2257
class TestActivity(tests.TestCase, TestActivityMixin):
 
2258
 
 
2259
    scenarios = multiply_scenarios(
 
2260
        vary_by_http_activity(),
 
2261
        vary_by_http_protocol_version(),
 
2262
        )
 
2263
 
 
2264
    def setUp(self):
 
2265
        super(TestActivity, self).setUp()
 
2266
        TestActivityMixin.setUp(self)
 
2267
 
 
2268
 
 
2269
class TestNoReportActivity(tests.TestCase, TestActivityMixin):
 
2270
 
 
2271
    # Unlike TestActivity, we are really testing ReportingFileSocket and
 
2272
    # ReportingSocket, so we don't need all the parametrization. Since
 
2273
    # ReportingFileSocket and ReportingSocket are wrappers, it's easier to
 
2274
    # test them through their use by the transport than directly (that's a
 
2275
    # bit less clean but far more simpler and effective).
 
2276
    _activity_server = ActivityHTTPServer
 
2277
    _protocol_version = 'HTTP/1.1'
 
2278
 
 
2279
    def setUp(self):
 
2280
        super(TestNoReportActivity, self).setUp()
 
2281
        self._transport =_urllib.HttpTransport_urllib
 
2282
        TestActivityMixin.setUp(self)
 
2283
 
 
2284
    def assertActivitiesMatch(self):
 
2285
        # Nothing to check here
 
2286
        pass
 
2287
 
 
2288
 
 
2289
class TestAuthOnRedirected(http_utils.TestCaseWithRedirectedWebserver):
 
2290
    """Test authentication on the redirected http server."""
 
2291
 
 
2292
    scenarios = vary_by_http_protocol_version()
 
2293
 
 
2294
    _auth_header = 'Authorization'
 
2295
    _password_prompt_prefix = ''
 
2296
    _username_prompt_prefix = ''
 
2297
    _auth_server = http_utils.HTTPBasicAuthServer
 
2298
    _transport = _urllib.HttpTransport_urllib
 
2299
 
 
2300
    def setUp(self):
 
2301
        super(TestAuthOnRedirected, self).setUp()
 
2302
        self.build_tree_contents([('a','a'),
 
2303
                                  ('1/',),
 
2304
                                  ('1/a', 'redirected once'),
 
2305
                                  ],)
 
2306
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
2307
                                       self.new_server.port)
 
2308
        self.old_server.redirections = [
 
2309
            ('(.*)', r'%s/1\1' % (new_prefix), 301),]
 
2310
        self.old_transport = self.get_old_transport()
 
2311
        self.new_server.add_user('joe', 'foo')
 
2312
        cleanup_http_redirection_connections(self)
 
2313
 
 
2314
    def create_transport_readonly_server(self):
 
2315
        server = self._auth_server(protocol_version=self._protocol_version)
 
2316
        server._url_protocol = self._url_protocol
 
2317
        return server
 
2318
 
 
2319
    def get_a(self, t):
 
2320
        return t.get('a')
 
2321
 
 
2322
    def test_auth_on_redirected_via_do_catching_redirections(self):
 
2323
        self.redirections = 0
 
2324
 
 
2325
        def redirected(t, exception, redirection_notice):
 
2326
            self.redirections += 1
 
2327
            redirected_t = t._redirected_to(exception.source, exception.target)
 
2328
            self.addCleanup(redirected_t.disconnect)
 
2329
            return redirected_t
 
2330
 
 
2331
        stdout = tests.StringIOWrapper()
 
2332
        stderr = tests.StringIOWrapper()
 
2333
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
2334
                                            stdout=stdout, stderr=stderr)
 
2335
        self.assertEqual('redirected once',
 
2336
                         transport.do_catching_redirections(
 
2337
                self.get_a, self.old_transport, redirected).read())
 
2338
        self.assertEqual(1, self.redirections)
 
2339
        # stdin should be empty
 
2340
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
2341
        # stdout should be empty, stderr will contains the prompts
 
2342
        self.assertEqual('', stdout.getvalue())
 
2343
 
 
2344
    def test_auth_on_redirected_via_following_redirections(self):
 
2345
        self.new_server.add_user('joe', 'foo')
 
2346
        stdout = tests.StringIOWrapper()
 
2347
        stderr = tests.StringIOWrapper()
 
2348
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
2349
                                            stdout=stdout, stderr=stderr)
 
2350
        t = self.old_transport
 
2351
        req = RedirectedRequest('GET', t.abspath('a'))
 
2352
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
2353
                                       self.new_server.port)
 
2354
        self.old_server.redirections = [
 
2355
            ('(.*)', r'%s/1\1' % (new_prefix), 301),]
 
2356
        self.assertEqual('redirected once', t._perform(req).read())
 
2357
        # stdin should be empty
 
2358
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
2359
        # stdout should be empty, stderr will contains the prompts
 
2360
        self.assertEqual('', stdout.getvalue())
1751
2361