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Viewing changes to bzrlib/tests/test_http.py

  • Committer: Martin Pool
  • Date: 2010-07-02 07:29:40 UTC
  • mfrom: (129.1.7 packaging-karmic)
  • Revision ID: mbp@sourcefrog.net-20100702072940-hpzq5elg8wjve8rh
* PPA rebuild.
* PPA rebuild for Karmic.
* PPA rebuild for Jaunty.
* PPA rebuild for Hardy.
* From postinst, actually remove the example bash completion scripts.
  (LP: #249452)
* New upstream release.
* New upstream release.
* New upstream release.
* Revert change to Build-depends: Dapper does not have python-central.
  Should be python-support..
* Target ppa..
* Target ppa..
* Target ppa..
* Target ppa..
* New upstream release.
* Switch to dpkg-source 3.0 (quilt) format.
* Bump standards version to 3.8.4.
* Remove embedded copy of python-configobj. Closes: #555336
* Remove embedded copy of python-elementtree. Closes: #555343
* Change section from 'Devel' to 'Vcs'..
* Change section from 'Devel' to 'Vcs'..
* Change section from 'Devel' to 'Vcs'..
* Change section from 'Devel' to 'Vcs'..
* Change section from 'Devel' to 'Vcs'..
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* debian/control: Fix obsolete-relation-form-in-source
  lintian warning. 
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Split out docs into bzr-doc package.
* New upstream release.
* Added John Francesco Ferlito to Uploaders.
* Fix install path to quick-reference guide
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Fix FTBFS due to path changes, again.
* Fix FTBFS due to doc paths changing
* New upstream release.
* Fix FTBFS due to path changes, again.
* Fix FTBFS due to doc paths changing
* New upstream release.
* Fix FTBFS due to path changes, again.
* Fix FTBFS due to doc paths changing
* New upstream release.
* Fix FTBFS due to path changes, again, again.
* Fix FTBFS due to path changes, again.
* Fix FTBFS due to path changes.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Bump standards version to 3.8.3.
* Remove unused patch system.
* New upstream release.
* New upstream release.
* New upstream release.
* Fix copy and paste tab error in .install file
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
 + Fixes compatibility with Python 2.4. Closes: #537708
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream version.
* Bump standards version to 3.8.2.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Add python-pyrex to build-deps to ensure C extensions are always build.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Split documentation into bzr-doc package. ((LP: #385074)
* Multiple packaging changes to make us more linitan clean.
* New upstream release.
* Split documentation into bzr-doc package. ((LP: #385074)
* Multiple packaging changes to make us more linitan clean.
* New upstream release.
* Split documentation into bzr-doc package. ((LP: #385074)
* Multiple packaging changes to make us more linitan clean.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Fix API compatibility version. (Closes: #526233)
* New upstream release.
  + Fixes default format for upgrade command. (Closes: #464688)
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Add missing dependency on zlib development library. (Closes:
  #523595)
* Add zlib build-depends.
* Add zlib build-depends.
* Add zlib build-depends.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Move to section vcs.
* Bump standards version to 3.8.1.
* New upstream release.
* Remove temporary patch for missing .c files from distribution
* New upstream release.
* Remove temporary patch for missing .c files from distribution
* New upstream release.
* Remove temporary patch for missing .c files from distribution
* Add temporary patch for missing .c files from distribution
* Add temporary patch for missing .c files from distribution
* Add temporary patch for missing .c files from distribution
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Recommend ca-certificates. (Closes: #452024)
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Update watch file. bazaar now uses launchpad to host its sources.
* Remove patch for inventory root revision copy, applied upstream.
* New upstream release.
* New upstream release.
* New upstream release
* Force removal of files installed in error to /etc/bash_completion.d/
  (LP: #249452)
* New upstream release.
* New upstream release
* New upstream release.
* Bump standards version.
* Include patch for inventory root revision copy, required for bzr-svn.
* New upstream release.
* Remove unused lintian overrides.
* Correct the package version not to be native.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* New upstream release.
* Final 1.5 release.
* New upstream release.
* New upstream release.
* New upstream release.
* Add myself as a co-maintainer.
* Add a Dm-Upload-Allowed: yes header.
* New upstream bugfix release.
* New upstream release.
* Final 1.3 release.
* New upstream release.
* First release candidate of the upcoming 1.3 release.
* Rebuild to fix the problem caused by a build with a broken python-central.
* New upstream release.
* Rebuild for dapper PPA.
* Apply Lamont's patches to fix build-dependencies on dapper.
  (See: https://bugs.launchpad.net/bzr/+bug/189915)

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Lines of Context:
 
1
# Copyright (C) 2005-2010 Canonical Ltd
 
2
#
 
3
# This program is free software; you can redistribute it and/or modify
 
4
# it under the terms of the GNU General Public License as published by
 
5
# the Free Software Foundation; either version 2 of the License, or
 
6
# (at your option) any later version.
 
7
#
 
8
# This program is distributed in the hope that it will be useful,
 
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
11
# GNU General Public License for more details.
 
12
#
 
13
# You should have received a copy of the GNU General Public License
 
14
# along with this program; if not, write to the Free Software
 
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
16
 
 
17
"""Tests for HTTP implementations.
 
18
 
 
19
This module defines a load_tests() method that parametrize tests classes for
 
20
transport implementation, http protocol versions and authentication schemes.
 
21
"""
 
22
 
 
23
# TODO: Should be renamed to bzrlib.transport.http.tests?
 
24
# TODO: What about renaming to bzrlib.tests.transport.http ?
 
25
 
 
26
from cStringIO import StringIO
 
27
import httplib
 
28
import os
 
29
import select
 
30
import SimpleHTTPServer
 
31
import socket
 
32
import sys
 
33
import threading
 
34
 
 
35
import bzrlib
 
36
from bzrlib import (
 
37
    bzrdir,
 
38
    config,
 
39
    errors,
 
40
    osutils,
 
41
    remote as _mod_remote,
 
42
    tests,
 
43
    transport,
 
44
    ui,
 
45
    urlutils,
 
46
    )
 
47
from bzrlib.symbol_versioning import (
 
48
    deprecated_in,
 
49
    )
 
50
from bzrlib.tests import (
 
51
    features,
 
52
    http_server,
 
53
    http_utils,
 
54
    )
 
55
from bzrlib.transport import (
 
56
    http,
 
57
    remote,
 
58
    )
 
59
from bzrlib.transport.http import (
 
60
    _urllib,
 
61
    _urllib2_wrappers,
 
62
    )
 
63
 
 
64
 
 
65
if features.pycurl.available():
 
66
    from bzrlib.transport.http._pycurl import PyCurlTransport
 
67
 
 
68
 
 
69
def load_tests(standard_tests, module, loader):
 
70
    """Multiply tests for http clients and protocol versions."""
 
71
    result = loader.suiteClass()
 
72
 
 
73
    # one for each transport implementation
 
74
    t_tests, remaining_tests = tests.split_suite_by_condition(
 
75
        standard_tests, tests.condition_isinstance((
 
76
                TestHttpTransportRegistration,
 
77
                TestHttpTransportUrls,
 
78
                Test_redirected_to,
 
79
                )))
 
80
    transport_scenarios = [
 
81
        ('urllib', dict(_transport=_urllib.HttpTransport_urllib,
 
82
                        _server=http_server.HttpServer_urllib,
 
83
                        _qualified_prefix='http+urllib',)),
 
84
        ]
 
85
    if features.pycurl.available():
 
86
        transport_scenarios.append(
 
87
            ('pycurl', dict(_transport=PyCurlTransport,
 
88
                            _server=http_server.HttpServer_PyCurl,
 
89
                            _qualified_prefix='http+pycurl',)))
 
90
    tests.multiply_tests(t_tests, transport_scenarios, result)
 
91
 
 
92
    # each implementation tested with each HTTP version
 
93
    tp_tests, remaining_tests = tests.split_suite_by_condition(
 
94
        remaining_tests, tests.condition_isinstance((
 
95
                SmartHTTPTunnellingTest,
 
96
                TestDoCatchRedirections,
 
97
                TestHTTPConnections,
 
98
                TestHTTPRedirections,
 
99
                TestHTTPSilentRedirections,
 
100
                TestLimitedRangeRequestServer,
 
101
                TestPost,
 
102
                TestProxyHttpServer,
 
103
                TestRanges,
 
104
                TestSpecificRequestHandler,
 
105
                )))
 
106
    protocol_scenarios = [
 
107
            ('HTTP/1.0',  dict(_protocol_version='HTTP/1.0')),
 
108
            ('HTTP/1.1',  dict(_protocol_version='HTTP/1.1')),
 
109
            ]
 
110
    tp_scenarios = tests.multiply_scenarios(transport_scenarios,
 
111
                                            protocol_scenarios)
 
112
    tests.multiply_tests(tp_tests, tp_scenarios, result)
 
113
 
 
114
    # proxy auth: each auth scheme on all http versions on all implementations.
 
115
    tppa_tests, remaining_tests = tests.split_suite_by_condition(
 
116
        remaining_tests, tests.condition_isinstance((
 
117
                TestProxyAuth,
 
118
                )))
 
119
    proxy_auth_scheme_scenarios = [
 
120
        ('basic', dict(_auth_server=http_utils.ProxyBasicAuthServer)),
 
121
        ('digest', dict(_auth_server=http_utils.ProxyDigestAuthServer)),
 
122
        ('basicdigest',
 
123
         dict(_auth_server=http_utils.ProxyBasicAndDigestAuthServer)),
 
124
        ]
 
125
    tppa_scenarios = tests.multiply_scenarios(tp_scenarios,
 
126
                                              proxy_auth_scheme_scenarios)
 
127
    tests.multiply_tests(tppa_tests, tppa_scenarios, result)
 
128
 
 
129
    # auth: each auth scheme on all http versions on all implementations.
 
130
    tpa_tests, remaining_tests = tests.split_suite_by_condition(
 
131
        remaining_tests, tests.condition_isinstance((
 
132
                TestAuth,
 
133
                )))
 
134
    auth_scheme_scenarios = [
 
135
        ('basic', dict(_auth_server=http_utils.HTTPBasicAuthServer)),
 
136
        ('digest', dict(_auth_server=http_utils.HTTPDigestAuthServer)),
 
137
        ('basicdigest',
 
138
         dict(_auth_server=http_utils.HTTPBasicAndDigestAuthServer)),
 
139
        ]
 
140
    tpa_scenarios = tests.multiply_scenarios(tp_scenarios,
 
141
                                             auth_scheme_scenarios)
 
142
    tests.multiply_tests(tpa_tests, tpa_scenarios, result)
 
143
 
 
144
    # activity: on all http[s] versions on all implementations
 
145
    tpact_tests, remaining_tests = tests.split_suite_by_condition(
 
146
        remaining_tests, tests.condition_isinstance((
 
147
                TestActivity,
 
148
                )))
 
149
    activity_scenarios = [
 
150
        ('urllib,http', dict(_activity_server=ActivityHTTPServer,
 
151
                             _transport=_urllib.HttpTransport_urllib,)),
 
152
        ]
 
153
    if tests.HTTPSServerFeature.available():
 
154
        activity_scenarios.append(
 
155
            ('urllib,https', dict(_activity_server=ActivityHTTPSServer,
 
156
                                  _transport=_urllib.HttpTransport_urllib,)),)
 
157
    if features.pycurl.available():
 
158
        activity_scenarios.append(
 
159
            ('pycurl,http', dict(_activity_server=ActivityHTTPServer,
 
160
                                 _transport=PyCurlTransport,)),)
 
161
        if tests.HTTPSServerFeature.available():
 
162
            from bzrlib.tests import (
 
163
                ssl_certs,
 
164
                )
 
165
            # FIXME: Until we have a better way to handle self-signed
 
166
            # certificates (like allowing them in a test specific
 
167
            # authentication.conf for example), we need some specialized pycurl
 
168
            # transport for tests.
 
169
            class HTTPS_pycurl_transport(PyCurlTransport):
 
170
 
 
171
                def __init__(self, base, _from_transport=None):
 
172
                    super(HTTPS_pycurl_transport, self).__init__(
 
173
                        base, _from_transport)
 
174
                    self.cabundle = str(ssl_certs.build_path('ca.crt'))
 
175
 
 
176
            activity_scenarios.append(
 
177
                ('pycurl,https', dict(_activity_server=ActivityHTTPSServer,
 
178
                                      _transport=HTTPS_pycurl_transport,)),)
 
179
 
 
180
    tpact_scenarios = tests.multiply_scenarios(activity_scenarios,
 
181
                                               protocol_scenarios)
 
182
    tests.multiply_tests(tpact_tests, tpact_scenarios, result)
 
183
 
 
184
    # No parametrization for the remaining tests
 
185
    result.addTests(remaining_tests)
 
186
 
 
187
    return result
 
188
 
 
189
 
 
190
class FakeManager(object):
 
191
 
 
192
    def __init__(self):
 
193
        self.credentials = []
 
194
 
 
195
    def add_password(self, realm, host, username, password):
 
196
        self.credentials.append([realm, host, username, password])
 
197
 
 
198
 
 
199
class RecordingServer(object):
 
200
    """A fake HTTP server.
 
201
 
 
202
    It records the bytes sent to it, and replies with a 200.
 
203
    """
 
204
 
 
205
    def __init__(self, expect_body_tail=None, scheme=''):
 
206
        """Constructor.
 
207
 
 
208
        :type expect_body_tail: str
 
209
        :param expect_body_tail: a reply won't be sent until this string is
 
210
            received.
 
211
        """
 
212
        self._expect_body_tail = expect_body_tail
 
213
        self.host = None
 
214
        self.port = None
 
215
        self.received_bytes = ''
 
216
        self.scheme = scheme
 
217
 
 
218
    def get_url(self):
 
219
        return '%s://%s:%s/' % (self.scheme, self.host, self.port)
 
220
 
 
221
    def start_server(self):
 
222
        self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 
223
        self._sock.bind(('127.0.0.1', 0))
 
224
        self.host, self.port = self._sock.getsockname()
 
225
        self._ready = threading.Event()
 
226
        self._thread = threading.Thread(target=self._accept_read_and_reply)
 
227
        self._thread.setDaemon(True)
 
228
        self._thread.start()
 
229
        self._ready.wait(5)
 
230
 
 
231
    def _accept_read_and_reply(self):
 
232
        self._sock.listen(1)
 
233
        self._ready.set()
 
234
        self._sock.settimeout(5)
 
235
        try:
 
236
            conn, address = self._sock.accept()
 
237
            # On win32, the accepted connection will be non-blocking to start
 
238
            # with because we're using settimeout.
 
239
            conn.setblocking(True)
 
240
            while not self.received_bytes.endswith(self._expect_body_tail):
 
241
                self.received_bytes += conn.recv(4096)
 
242
            conn.sendall('HTTP/1.1 200 OK\r\n')
 
243
        except socket.timeout:
 
244
            # Make sure the client isn't stuck waiting for us to e.g. accept.
 
245
            self._sock.close()
 
246
        except socket.error:
 
247
            # The client may have already closed the socket.
 
248
            pass
 
249
 
 
250
    def stop_server(self):
 
251
        try:
 
252
            self._sock.close()
 
253
        except socket.error:
 
254
            # We might have already closed it.  We don't care.
 
255
            pass
 
256
        self.host = None
 
257
        self.port = None
 
258
 
 
259
 
 
260
class TestAuthHeader(tests.TestCase):
 
261
 
 
262
    def parse_header(self, header, auth_handler_class=None):
 
263
        if auth_handler_class is None:
 
264
            auth_handler_class = _urllib2_wrappers.AbstractAuthHandler
 
265
        self.auth_handler =  auth_handler_class()
 
266
        return self.auth_handler._parse_auth_header(header)
 
267
 
 
268
    def test_empty_header(self):
 
269
        scheme, remainder = self.parse_header('')
 
270
        self.assertEqual('', scheme)
 
271
        self.assertIs(None, remainder)
 
272
 
 
273
    def test_negotiate_header(self):
 
274
        scheme, remainder = self.parse_header('Negotiate')
 
275
        self.assertEqual('negotiate', scheme)
 
276
        self.assertIs(None, remainder)
 
277
 
 
278
    def test_basic_header(self):
 
279
        scheme, remainder = self.parse_header(
 
280
            'Basic realm="Thou should not pass"')
 
281
        self.assertEqual('basic', scheme)
 
282
        self.assertEqual('realm="Thou should not pass"', remainder)
 
283
 
 
284
    def test_basic_extract_realm(self):
 
285
        scheme, remainder = self.parse_header(
 
286
            'Basic realm="Thou should not pass"',
 
287
            _urllib2_wrappers.BasicAuthHandler)
 
288
        match, realm = self.auth_handler.extract_realm(remainder)
 
289
        self.assertTrue(match is not None)
 
290
        self.assertEqual('Thou should not pass', realm)
 
291
 
 
292
    def test_digest_header(self):
 
293
        scheme, remainder = self.parse_header(
 
294
            'Digest realm="Thou should not pass"')
 
295
        self.assertEqual('digest', scheme)
 
296
        self.assertEqual('realm="Thou should not pass"', remainder)
 
297
 
 
298
 
 
299
class TestHTTPServer(tests.TestCase):
 
300
    """Test the HTTP servers implementations."""
 
301
 
 
302
    def test_invalid_protocol(self):
 
303
        class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
 
304
 
 
305
            protocol_version = 'HTTP/0.1'
 
306
 
 
307
        server = http_server.HttpServer(BogusRequestHandler)
 
308
        try:
 
309
            self.assertRaises(httplib.UnknownProtocol, server.start_server)
 
310
        except:
 
311
            server.stop_server()
 
312
            self.fail('HTTP Server creation did not raise UnknownProtocol')
 
313
 
 
314
    def test_force_invalid_protocol(self):
 
315
        server = http_server.HttpServer(protocol_version='HTTP/0.1')
 
316
        try:
 
317
            self.assertRaises(httplib.UnknownProtocol, server.start_server)
 
318
        except:
 
319
            server.stop_server()
 
320
            self.fail('HTTP Server creation did not raise UnknownProtocol')
 
321
 
 
322
    def test_server_start_and_stop(self):
 
323
        server = http_server.HttpServer()
 
324
        server.start_server()
 
325
        try:
 
326
            self.assertTrue(server._http_running)
 
327
        finally:
 
328
            server.stop_server()
 
329
        self.assertFalse(server._http_running)
 
330
 
 
331
    def test_create_http_server_one_zero(self):
 
332
        class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
 
333
 
 
334
            protocol_version = 'HTTP/1.0'
 
335
 
 
336
        server = http_server.HttpServer(RequestHandlerOneZero)
 
337
        self.start_server(server)
 
338
        self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
 
339
 
 
340
    def test_create_http_server_one_one(self):
 
341
        class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
 
342
 
 
343
            protocol_version = 'HTTP/1.1'
 
344
 
 
345
        server = http_server.HttpServer(RequestHandlerOneOne)
 
346
        self.start_server(server)
 
347
        self.assertIsInstance(server._httpd,
 
348
                              http_server.TestingThreadingHTTPServer)
 
349
 
 
350
    def test_create_http_server_force_one_one(self):
 
351
        class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
 
352
 
 
353
            protocol_version = 'HTTP/1.0'
 
354
 
 
355
        server = http_server.HttpServer(RequestHandlerOneZero,
 
356
                                        protocol_version='HTTP/1.1')
 
357
        self.start_server(server)
 
358
        self.assertIsInstance(server._httpd,
 
359
                              http_server.TestingThreadingHTTPServer)
 
360
 
 
361
    def test_create_http_server_force_one_zero(self):
 
362
        class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
 
363
 
 
364
            protocol_version = 'HTTP/1.1'
 
365
 
 
366
        server = http_server.HttpServer(RequestHandlerOneOne,
 
367
                                        protocol_version='HTTP/1.0')
 
368
        self.start_server(server)
 
369
        self.assertIsInstance(server._httpd,
 
370
                              http_server.TestingHTTPServer)
 
371
 
 
372
 
 
373
class TestWithTransport_pycurl(object):
 
374
    """Test case to inherit from if pycurl is present"""
 
375
 
 
376
    def _get_pycurl_maybe(self):
 
377
        self.requireFeature(features.pycurl)
 
378
        return PyCurlTransport
 
379
 
 
380
    _transport = property(_get_pycurl_maybe)
 
381
 
 
382
 
 
383
class TestHttpUrls(tests.TestCase):
 
384
 
 
385
    # TODO: This should be moved to authorization tests once they
 
386
    # are written.
 
387
 
 
388
    def test_url_parsing(self):
 
389
        f = FakeManager()
 
390
        url = http.extract_auth('http://example.com', f)
 
391
        self.assertEqual('http://example.com', url)
 
392
        self.assertEqual(0, len(f.credentials))
 
393
        url = http.extract_auth(
 
394
            'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
 
395
        self.assertEqual('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
 
396
        self.assertEqual(1, len(f.credentials))
 
397
        self.assertEqual([None, 'www.bazaar-vcs.org', 'user', 'pass'],
 
398
                         f.credentials[0])
 
399
 
 
400
 
 
401
class TestHttpTransportUrls(tests.TestCase):
 
402
    """Test the http urls."""
 
403
 
 
404
    def test_abs_url(self):
 
405
        """Construction of absolute http URLs"""
 
406
        t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
 
407
        eq = self.assertEqualDiff
 
408
        eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
 
409
        eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
 
410
        eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
 
411
        eq(t.abspath('.bzr/1//2/./3'),
 
412
           'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
 
413
 
 
414
    def test_invalid_http_urls(self):
 
415
        """Trap invalid construction of urls"""
 
416
        t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
 
417
        self.assertRaises(errors.InvalidURL,
 
418
                          self._transport,
 
419
                          'http://http://bazaar-vcs.org/bzr/bzr.dev/')
 
420
 
 
421
    def test_http_root_urls(self):
 
422
        """Construction of URLs from server root"""
 
423
        t = self._transport('http://bzr.ozlabs.org/')
 
424
        eq = self.assertEqualDiff
 
425
        eq(t.abspath('.bzr/tree-version'),
 
426
           'http://bzr.ozlabs.org/.bzr/tree-version')
 
427
 
 
428
    def test_http_impl_urls(self):
 
429
        """There are servers which ask for particular clients to connect"""
 
430
        server = self._server()
 
431
        server.start_server()
 
432
        try:
 
433
            url = server.get_url()
 
434
            self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
 
435
        finally:
 
436
            server.stop_server()
 
437
 
 
438
 
 
439
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
 
440
 
 
441
    # TODO: This should really be moved into another pycurl
 
442
    # specific test. When https tests will be implemented, take
 
443
    # this one into account.
 
444
    def test_pycurl_without_https_support(self):
 
445
        """Test that pycurl without SSL do not fail with a traceback.
 
446
 
 
447
        For the purpose of the test, we force pycurl to ignore
 
448
        https by supplying a fake version_info that do not
 
449
        support it.
 
450
        """
 
451
        self.requireFeature(features.pycurl)
 
452
        # Import the module locally now that we now it's available.
 
453
        pycurl = features.pycurl.module
 
454
 
 
455
        version_info_orig = pycurl.version_info
 
456
        def restore():
 
457
            pycurl.version_info = version_info_orig
 
458
        self.addCleanup(restore)
 
459
 
 
460
        # Fake the pycurl version_info This was taken from a windows pycurl
 
461
        # without SSL (thanks to bialix)
 
462
        pycurl.version_info = lambda : (2,
 
463
                                        '7.13.2',
 
464
                                        462082,
 
465
                                        'i386-pc-win32',
 
466
                                        2576,
 
467
                                        None,
 
468
                                        0,
 
469
                                        None,
 
470
                                        ('ftp', 'gopher', 'telnet',
 
471
                                         'dict', 'ldap', 'http', 'file'),
 
472
                                        None,
 
473
                                        0,
 
474
                                        None)
 
475
        self.assertRaises(errors.DependencyNotPresent, self._transport,
 
476
                          'https://launchpad.net')
 
477
 
 
478
 
 
479
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
 
480
    """Test the http connections."""
 
481
 
 
482
    def setUp(self):
 
483
        http_utils.TestCaseWithWebserver.setUp(self)
 
484
        self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
 
485
                        transport=self.get_transport())
 
486
 
 
487
    def test_http_has(self):
 
488
        server = self.get_readonly_server()
 
489
        t = self._transport(server.get_url())
 
490
        self.assertEqual(t.has('foo/bar'), True)
 
491
        self.assertEqual(len(server.logs), 1)
 
492
        self.assertContainsRe(server.logs[0],
 
493
            r'"HEAD /foo/bar HTTP/1.." (200|302) - "-" "bzr/')
 
494
 
 
495
    def test_http_has_not_found(self):
 
496
        server = self.get_readonly_server()
 
497
        t = self._transport(server.get_url())
 
498
        self.assertEqual(t.has('not-found'), False)
 
499
        self.assertContainsRe(server.logs[1],
 
500
            r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
 
501
 
 
502
    def test_http_get(self):
 
503
        server = self.get_readonly_server()
 
504
        t = self._transport(server.get_url())
 
505
        fp = t.get('foo/bar')
 
506
        self.assertEqualDiff(
 
507
            fp.read(),
 
508
            'contents of foo/bar\n')
 
509
        self.assertEqual(len(server.logs), 1)
 
510
        self.assertTrue(server.logs[0].find(
 
511
            '"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
 
512
            % bzrlib.__version__) > -1)
 
513
 
 
514
    def test_has_on_bogus_host(self):
 
515
        # Get a free address and don't 'accept' on it, so that we
 
516
        # can be sure there is no http handler there, but set a
 
517
        # reasonable timeout to not slow down tests too much.
 
518
        default_timeout = socket.getdefaulttimeout()
 
519
        try:
 
520
            socket.setdefaulttimeout(2)
 
521
            s = socket.socket()
 
522
            s.bind(('localhost', 0))
 
523
            t = self._transport('http://%s:%s/' % s.getsockname())
 
524
            self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
 
525
        finally:
 
526
            socket.setdefaulttimeout(default_timeout)
 
527
 
 
528
 
 
529
class TestHttpTransportRegistration(tests.TestCase):
 
530
    """Test registrations of various http implementations"""
 
531
 
 
532
    def test_http_registered(self):
 
533
        t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
 
534
        self.assertIsInstance(t, transport.Transport)
 
535
        self.assertIsInstance(t, self._transport)
 
536
 
 
537
 
 
538
class TestPost(tests.TestCase):
 
539
 
 
540
    def test_post_body_is_received(self):
 
541
        server = RecordingServer(expect_body_tail='end-of-body',
 
542
            scheme=self._qualified_prefix)
 
543
        self.start_server(server)
 
544
        url = server.get_url()
 
545
        http_transport = self._transport(url)
 
546
        code, response = http_transport._post('abc def end-of-body')
 
547
        self.assertTrue(
 
548
            server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
 
549
        self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
 
550
        # The transport should not be assuming that the server can accept
 
551
        # chunked encoding the first time it connects, because HTTP/1.1, so we
 
552
        # check for the literal string.
 
553
        self.assertTrue(
 
554
            server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
 
555
 
 
556
 
 
557
class TestRangeHeader(tests.TestCase):
 
558
    """Test range_header method"""
 
559
 
 
560
    def check_header(self, value, ranges=[], tail=0):
 
561
        offsets = [ (start, end - start + 1) for start, end in ranges]
 
562
        coalesce = transport.Transport._coalesce_offsets
 
563
        coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
 
564
        range_header = http.HttpTransportBase._range_header
 
565
        self.assertEqual(value, range_header(coalesced, tail))
 
566
 
 
567
    def test_range_header_single(self):
 
568
        self.check_header('0-9', ranges=[(0,9)])
 
569
        self.check_header('100-109', ranges=[(100,109)])
 
570
 
 
571
    def test_range_header_tail(self):
 
572
        self.check_header('-10', tail=10)
 
573
        self.check_header('-50', tail=50)
 
574
 
 
575
    def test_range_header_multi(self):
 
576
        self.check_header('0-9,100-200,300-5000',
 
577
                          ranges=[(0,9), (100, 200), (300,5000)])
 
578
 
 
579
    def test_range_header_mixed(self):
 
580
        self.check_header('0-9,300-5000,-50',
 
581
                          ranges=[(0,9), (300,5000)],
 
582
                          tail=50)
 
583
 
 
584
 
 
585
class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
 
586
    """Tests a specific request handler.
 
587
 
 
588
    Daughter classes are expected to override _req_handler_class
 
589
    """
 
590
 
 
591
    # Provide a useful default
 
592
    _req_handler_class = http_server.TestingHTTPRequestHandler
 
593
 
 
594
    def create_transport_readonly_server(self):
 
595
        return http_server.HttpServer(self._req_handler_class,
 
596
                                      protocol_version=self._protocol_version)
 
597
 
 
598
    def _testing_pycurl(self):
 
599
        # TODO: This is duplicated for lots of the classes in this file
 
600
        return (features.pycurl.available()
 
601
                and self._transport == PyCurlTransport)
 
602
 
 
603
 
 
604
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
 
605
    """Whatever request comes in, close the connection"""
 
606
 
 
607
    def handle_one_request(self):
 
608
        """Handle a single HTTP request, by abruptly closing the connection"""
 
609
        self.close_connection = 1
 
610
 
 
611
 
 
612
class TestWallServer(TestSpecificRequestHandler):
 
613
    """Tests exceptions during the connection phase"""
 
614
 
 
615
    _req_handler_class = WallRequestHandler
 
616
 
 
617
    def test_http_has(self):
 
618
        server = self.get_readonly_server()
 
619
        t = self._transport(server.get_url())
 
620
        # Unfortunately httplib (see HTTPResponse._read_status
 
621
        # for details) make no distinction between a closed
 
622
        # socket and badly formatted status line, so we can't
 
623
        # just test for ConnectionError, we have to test
 
624
        # InvalidHttpResponse too. And pycurl may raise ConnectionReset
 
625
        # instead of ConnectionError too.
 
626
        self.assertRaises(( errors.ConnectionError, errors.ConnectionReset,
 
627
                            errors.InvalidHttpResponse),
 
628
                          t.has, 'foo/bar')
 
629
 
 
630
    def test_http_get(self):
 
631
        server = self.get_readonly_server()
 
632
        t = self._transport(server.get_url())
 
633
        self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
 
634
                           errors.InvalidHttpResponse),
 
635
                          t.get, 'foo/bar')
 
636
 
 
637
 
 
638
class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
 
639
    """Whatever request comes in, returns a bad status"""
 
640
 
 
641
    def parse_request(self):
 
642
        """Fakes handling a single HTTP request, returns a bad status"""
 
643
        ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
 
644
        self.send_response(0, "Bad status")
 
645
        self.close_connection = 1
 
646
        return False
 
647
 
 
648
 
 
649
class TestBadStatusServer(TestSpecificRequestHandler):
 
650
    """Tests bad status from server."""
 
651
 
 
652
    _req_handler_class = BadStatusRequestHandler
 
653
 
 
654
    def test_http_has(self):
 
655
        server = self.get_readonly_server()
 
656
        t = self._transport(server.get_url())
 
657
        self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
 
658
 
 
659
    def test_http_get(self):
 
660
        server = self.get_readonly_server()
 
661
        t = self._transport(server.get_url())
 
662
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
 
663
 
 
664
 
 
665
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
 
666
    """Whatever request comes in, returns an invalid status"""
 
667
 
 
668
    def parse_request(self):
 
669
        """Fakes handling a single HTTP request, returns a bad status"""
 
670
        ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
 
671
        self.wfile.write("Invalid status line\r\n")
 
672
        return False
 
673
 
 
674
 
 
675
class TestInvalidStatusServer(TestBadStatusServer):
 
676
    """Tests invalid status from server.
 
677
 
 
678
    Both implementations raises the same error as for a bad status.
 
679
    """
 
680
 
 
681
    _req_handler_class = InvalidStatusRequestHandler
 
682
 
 
683
    def test_http_has(self):
 
684
        if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
 
685
            raise tests.KnownFailure(
 
686
                'pycurl hangs if the server send back garbage')
 
687
        super(TestInvalidStatusServer, self).test_http_has()
 
688
 
 
689
    def test_http_get(self):
 
690
        if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
 
691
            raise tests.KnownFailure(
 
692
                'pycurl hangs if the server send back garbage')
 
693
        super(TestInvalidStatusServer, self).test_http_get()
 
694
 
 
695
 
 
696
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
 
697
    """Whatever request comes in, returns a bad protocol version"""
 
698
 
 
699
    def parse_request(self):
 
700
        """Fakes handling a single HTTP request, returns a bad status"""
 
701
        ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
 
702
        # Returns an invalid protocol version, but curl just
 
703
        # ignores it and those cannot be tested.
 
704
        self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
 
705
                                           404,
 
706
                                           'Look at my protocol version'))
 
707
        return False
 
708
 
 
709
 
 
710
class TestBadProtocolServer(TestSpecificRequestHandler):
 
711
    """Tests bad protocol from server."""
 
712
 
 
713
    _req_handler_class = BadProtocolRequestHandler
 
714
 
 
715
    def setUp(self):
 
716
        if self._testing_pycurl():
 
717
            raise tests.TestNotApplicable(
 
718
                "pycurl doesn't check the protocol version")
 
719
        super(TestBadProtocolServer, self).setUp()
 
720
 
 
721
    def test_http_has(self):
 
722
        server = self.get_readonly_server()
 
723
        t = self._transport(server.get_url())
 
724
        self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
 
725
 
 
726
    def test_http_get(self):
 
727
        server = self.get_readonly_server()
 
728
        t = self._transport(server.get_url())
 
729
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
 
730
 
 
731
 
 
732
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
 
733
    """Whatever request comes in, returns a 403 code"""
 
734
 
 
735
    def parse_request(self):
 
736
        """Handle a single HTTP request, by replying we cannot handle it"""
 
737
        ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
 
738
        self.send_error(403)
 
739
        return False
 
740
 
 
741
 
 
742
class TestForbiddenServer(TestSpecificRequestHandler):
 
743
    """Tests forbidden server"""
 
744
 
 
745
    _req_handler_class = ForbiddenRequestHandler
 
746
 
 
747
    def test_http_has(self):
 
748
        server = self.get_readonly_server()
 
749
        t = self._transport(server.get_url())
 
750
        self.assertRaises(errors.TransportError, t.has, 'foo/bar')
 
751
 
 
752
    def test_http_get(self):
 
753
        server = self.get_readonly_server()
 
754
        t = self._transport(server.get_url())
 
755
        self.assertRaises(errors.TransportError, t.get, 'foo/bar')
 
756
 
 
757
 
 
758
class TestRecordingServer(tests.TestCase):
 
759
 
 
760
    def test_create(self):
 
761
        server = RecordingServer(expect_body_tail=None)
 
762
        self.assertEqual('', server.received_bytes)
 
763
        self.assertEqual(None, server.host)
 
764
        self.assertEqual(None, server.port)
 
765
 
 
766
    def test_setUp_and_stop(self):
 
767
        server = RecordingServer(expect_body_tail=None)
 
768
        server.start_server()
 
769
        try:
 
770
            self.assertNotEqual(None, server.host)
 
771
            self.assertNotEqual(None, server.port)
 
772
        finally:
 
773
            server.stop_server()
 
774
        self.assertEqual(None, server.host)
 
775
        self.assertEqual(None, server.port)
 
776
 
 
777
    def test_send_receive_bytes(self):
 
778
        server = RecordingServer(expect_body_tail='c', scheme='http')
 
779
        self.start_server(server)
 
780
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 
781
        sock.connect((server.host, server.port))
 
782
        sock.sendall('abc')
 
783
        self.assertEqual('HTTP/1.1 200 OK\r\n',
 
784
                         osutils.recv_all(sock, 4096))
 
785
        self.assertEqual('abc', server.received_bytes)
 
786
 
 
787
 
 
788
class TestRangeRequestServer(TestSpecificRequestHandler):
 
789
    """Tests readv requests against server.
 
790
 
 
791
    We test against default "normal" server.
 
792
    """
 
793
 
 
794
    def setUp(self):
 
795
        super(TestRangeRequestServer, self).setUp()
 
796
        self.build_tree_contents([('a', '0123456789')],)
 
797
 
 
798
    def test_readv(self):
 
799
        server = self.get_readonly_server()
 
800
        t = self._transport(server.get_url())
 
801
        l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
 
802
        self.assertEqual(l[0], (0, '0'))
 
803
        self.assertEqual(l[1], (1, '1'))
 
804
        self.assertEqual(l[2], (3, '34'))
 
805
        self.assertEqual(l[3], (9, '9'))
 
806
 
 
807
    def test_readv_out_of_order(self):
 
808
        server = self.get_readonly_server()
 
809
        t = self._transport(server.get_url())
 
810
        l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
 
811
        self.assertEqual(l[0], (1, '1'))
 
812
        self.assertEqual(l[1], (9, '9'))
 
813
        self.assertEqual(l[2], (0, '0'))
 
814
        self.assertEqual(l[3], (3, '34'))
 
815
 
 
816
    def test_readv_invalid_ranges(self):
 
817
        server = self.get_readonly_server()
 
818
        t = self._transport(server.get_url())
 
819
 
 
820
        # This is intentionally reading off the end of the file
 
821
        # since we are sure that it cannot get there
 
822
        self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
 
823
                              t.readv, 'a', [(1,1), (8,10)])
 
824
 
 
825
        # This is trying to seek past the end of the file, it should
 
826
        # also raise a special error
 
827
        self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
 
828
                              t.readv, 'a', [(12,2)])
 
829
 
 
830
    def test_readv_multiple_get_requests(self):
 
831
        server = self.get_readonly_server()
 
832
        t = self._transport(server.get_url())
 
833
        # force transport to issue multiple requests
 
834
        t._max_readv_combine = 1
 
835
        t._max_get_ranges = 1
 
836
        l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
 
837
        self.assertEqual(l[0], (0, '0'))
 
838
        self.assertEqual(l[1], (1, '1'))
 
839
        self.assertEqual(l[2], (3, '34'))
 
840
        self.assertEqual(l[3], (9, '9'))
 
841
        # The server should have issued 4 requests
 
842
        self.assertEqual(4, server.GET_request_nb)
 
843
 
 
844
    def test_readv_get_max_size(self):
 
845
        server = self.get_readonly_server()
 
846
        t = self._transport(server.get_url())
 
847
        # force transport to issue multiple requests by limiting the number of
 
848
        # bytes by request. Note that this apply to coalesced offsets only, a
 
849
        # single range will keep its size even if bigger than the limit.
 
850
        t._get_max_size = 2
 
851
        l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
 
852
        self.assertEqual(l[0], (0, '0'))
 
853
        self.assertEqual(l[1], (1, '1'))
 
854
        self.assertEqual(l[2], (2, '2345'))
 
855
        self.assertEqual(l[3], (6, '6789'))
 
856
        # The server should have issued 3 requests
 
857
        self.assertEqual(3, server.GET_request_nb)
 
858
 
 
859
    def test_complete_readv_leave_pipe_clean(self):
 
860
        server = self.get_readonly_server()
 
861
        t = self._transport(server.get_url())
 
862
        # force transport to issue multiple requests
 
863
        t._get_max_size = 2
 
864
        l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
 
865
        # The server should have issued 3 requests
 
866
        self.assertEqual(3, server.GET_request_nb)
 
867
        self.assertEqual('0123456789', t.get_bytes('a'))
 
868
        self.assertEqual(4, server.GET_request_nb)
 
869
 
 
870
    def test_incomplete_readv_leave_pipe_clean(self):
 
871
        server = self.get_readonly_server()
 
872
        t = self._transport(server.get_url())
 
873
        # force transport to issue multiple requests
 
874
        t._get_max_size = 2
 
875
        # Don't collapse readv results into a list so that we leave unread
 
876
        # bytes on the socket
 
877
        ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
 
878
        self.assertEqual((0, '0'), ireadv.next())
 
879
        # The server should have issued one request so far
 
880
        self.assertEqual(1, server.GET_request_nb)
 
881
        self.assertEqual('0123456789', t.get_bytes('a'))
 
882
        # get_bytes issued an additional request, the readv pending ones are
 
883
        # lost
 
884
        self.assertEqual(2, server.GET_request_nb)
 
885
 
 
886
 
 
887
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
 
888
    """Always reply to range request as if they were single.
 
889
 
 
890
    Don't be explicit about it, just to annoy the clients.
 
891
    """
 
892
 
 
893
    def get_multiple_ranges(self, file, file_size, ranges):
 
894
        """Answer as if it was a single range request and ignores the rest"""
 
895
        (start, end) = ranges[0]
 
896
        return self.get_single_range(file, file_size, start, end)
 
897
 
 
898
 
 
899
class TestSingleRangeRequestServer(TestRangeRequestServer):
 
900
    """Test readv against a server which accept only single range requests"""
 
901
 
 
902
    _req_handler_class = SingleRangeRequestHandler
 
903
 
 
904
 
 
905
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
 
906
    """Only reply to simple range requests, errors out on multiple"""
 
907
 
 
908
    def get_multiple_ranges(self, file, file_size, ranges):
 
909
        """Refuses the multiple ranges request"""
 
910
        if len(ranges) > 1:
 
911
            file.close()
 
912
            self.send_error(416, "Requested range not satisfiable")
 
913
            return
 
914
        (start, end) = ranges[0]
 
915
        return self.get_single_range(file, file_size, start, end)
 
916
 
 
917
 
 
918
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
 
919
    """Test readv against a server which only accept single range requests"""
 
920
 
 
921
    _req_handler_class = SingleOnlyRangeRequestHandler
 
922
 
 
923
 
 
924
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
 
925
    """Ignore range requests without notice"""
 
926
 
 
927
    def do_GET(self):
 
928
        # Update the statistics
 
929
        self.server.test_case_server.GET_request_nb += 1
 
930
        # Just bypass the range handling done by TestingHTTPRequestHandler
 
931
        return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
 
932
 
 
933
 
 
934
class TestNoRangeRequestServer(TestRangeRequestServer):
 
935
    """Test readv against a server which do not accept range requests"""
 
936
 
 
937
    _req_handler_class = NoRangeRequestHandler
 
938
 
 
939
 
 
940
class MultipleRangeWithoutContentLengthRequestHandler(
 
941
    http_server.TestingHTTPRequestHandler):
 
942
    """Reply to multiple range requests without content length header."""
 
943
 
 
944
    def get_multiple_ranges(self, file, file_size, ranges):
 
945
        self.send_response(206)
 
946
        self.send_header('Accept-Ranges', 'bytes')
 
947
        boundary = "%d" % random.randint(0,0x7FFFFFFF)
 
948
        self.send_header("Content-Type",
 
949
                         "multipart/byteranges; boundary=%s" % boundary)
 
950
        self.end_headers()
 
951
        for (start, end) in ranges:
 
952
            self.wfile.write("--%s\r\n" % boundary)
 
953
            self.send_header("Content-type", 'application/octet-stream')
 
954
            self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
 
955
                                                                  end,
 
956
                                                                  file_size))
 
957
            self.end_headers()
 
958
            self.send_range_content(file, start, end - start + 1)
 
959
        # Final boundary
 
960
        self.wfile.write("--%s\r\n" % boundary)
 
961
 
 
962
 
 
963
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
 
964
 
 
965
    _req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
 
966
 
 
967
 
 
968
class TruncatedMultipleRangeRequestHandler(
 
969
    http_server.TestingHTTPRequestHandler):
 
970
    """Reply to multiple range requests truncating the last ones.
 
971
 
 
972
    This server generates responses whose Content-Length describes all the
 
973
    ranges, but fail to include the last ones leading to client short reads.
 
974
    This has been observed randomly with lighttpd (bug #179368).
 
975
    """
 
976
 
 
977
    _truncated_ranges = 2
 
978
 
 
979
    def get_multiple_ranges(self, file, file_size, ranges):
 
980
        self.send_response(206)
 
981
        self.send_header('Accept-Ranges', 'bytes')
 
982
        boundary = 'tagada'
 
983
        self.send_header('Content-Type',
 
984
                         'multipart/byteranges; boundary=%s' % boundary)
 
985
        boundary_line = '--%s\r\n' % boundary
 
986
        # Calculate the Content-Length
 
987
        content_length = 0
 
988
        for (start, end) in ranges:
 
989
            content_length += len(boundary_line)
 
990
            content_length += self._header_line_length(
 
991
                'Content-type', 'application/octet-stream')
 
992
            content_length += self._header_line_length(
 
993
                'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
 
994
            content_length += len('\r\n') # end headers
 
995
            content_length += end - start # + 1
 
996
        content_length += len(boundary_line)
 
997
        self.send_header('Content-length', content_length)
 
998
        self.end_headers()
 
999
 
 
1000
        # Send the multipart body
 
1001
        cur = 0
 
1002
        for (start, end) in ranges:
 
1003
            self.wfile.write(boundary_line)
 
1004
            self.send_header('Content-type', 'application/octet-stream')
 
1005
            self.send_header('Content-Range', 'bytes %d-%d/%d'
 
1006
                             % (start, end, file_size))
 
1007
            self.end_headers()
 
1008
            if cur + self._truncated_ranges >= len(ranges):
 
1009
                # Abruptly ends the response and close the connection
 
1010
                self.close_connection = 1
 
1011
                return
 
1012
            self.send_range_content(file, start, end - start + 1)
 
1013
            cur += 1
 
1014
        # No final boundary
 
1015
        self.wfile.write(boundary_line)
 
1016
 
 
1017
 
 
1018
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
 
1019
 
 
1020
    _req_handler_class = TruncatedMultipleRangeRequestHandler
 
1021
 
 
1022
    def setUp(self):
 
1023
        super(TestTruncatedMultipleRangeServer, self).setUp()
 
1024
        self.build_tree_contents([('a', '0123456789')],)
 
1025
 
 
1026
    def test_readv_with_short_reads(self):
 
1027
        server = self.get_readonly_server()
 
1028
        t = self._transport(server.get_url())
 
1029
        # Force separate ranges for each offset
 
1030
        t._bytes_to_read_before_seek = 0
 
1031
        ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
 
1032
        self.assertEqual((0, '0'), ireadv.next())
 
1033
        self.assertEqual((2, '2'), ireadv.next())
 
1034
        if not self._testing_pycurl():
 
1035
            # Only one request have been issued so far (except for pycurl that
 
1036
            # try to read the whole response at once)
 
1037
            self.assertEqual(1, server.GET_request_nb)
 
1038
        self.assertEqual((4, '45'), ireadv.next())
 
1039
        self.assertEqual((9, '9'), ireadv.next())
 
1040
        # Both implementations issue 3 requests but:
 
1041
        # - urllib does two multiple (4 ranges, then 2 ranges) then a single
 
1042
        #   range,
 
1043
        # - pycurl does two multiple (4 ranges, 4 ranges) then a single range
 
1044
        self.assertEqual(3, server.GET_request_nb)
 
1045
        # Finally the client have tried a single range request and stays in
 
1046
        # that mode
 
1047
        self.assertEqual('single', t._range_hint)
 
1048
 
 
1049
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
 
1050
    """Errors out when range specifiers exceed the limit"""
 
1051
 
 
1052
    def get_multiple_ranges(self, file, file_size, ranges):
 
1053
        """Refuses the multiple ranges request"""
 
1054
        tcs = self.server.test_case_server
 
1055
        if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
 
1056
            file.close()
 
1057
            # Emulate apache behavior
 
1058
            self.send_error(400, "Bad Request")
 
1059
            return
 
1060
        return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
 
1061
            self, file, file_size, ranges)
 
1062
 
 
1063
 
 
1064
class LimitedRangeHTTPServer(http_server.HttpServer):
 
1065
    """An HttpServer erroring out on requests with too much range specifiers"""
 
1066
 
 
1067
    def __init__(self, request_handler=LimitedRangeRequestHandler,
 
1068
                 protocol_version=None,
 
1069
                 range_limit=None):
 
1070
        http_server.HttpServer.__init__(self, request_handler,
 
1071
                                        protocol_version=protocol_version)
 
1072
        self.range_limit = range_limit
 
1073
 
 
1074
 
 
1075
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
 
1076
    """Tests readv requests against a server erroring out on too much ranges."""
 
1077
 
 
1078
    # Requests with more range specifiers will error out
 
1079
    range_limit = 3
 
1080
 
 
1081
    def create_transport_readonly_server(self):
 
1082
        return LimitedRangeHTTPServer(range_limit=self.range_limit,
 
1083
                                      protocol_version=self._protocol_version)
 
1084
 
 
1085
    def get_transport(self):
 
1086
        return self._transport(self.get_readonly_server().get_url())
 
1087
 
 
1088
    def setUp(self):
 
1089
        http_utils.TestCaseWithWebserver.setUp(self)
 
1090
        # We need to manipulate ranges that correspond to real chunks in the
 
1091
        # response, so we build a content appropriately.
 
1092
        filler = ''.join(['abcdefghij' for x in range(102)])
 
1093
        content = ''.join(['%04d' % v + filler for v in range(16)])
 
1094
        self.build_tree_contents([('a', content)],)
 
1095
 
 
1096
    def test_few_ranges(self):
 
1097
        t = self.get_transport()
 
1098
        l = list(t.readv('a', ((0, 4), (1024, 4), )))
 
1099
        self.assertEqual(l[0], (0, '0000'))
 
1100
        self.assertEqual(l[1], (1024, '0001'))
 
1101
        self.assertEqual(1, self.get_readonly_server().GET_request_nb)
 
1102
 
 
1103
    def test_more_ranges(self):
 
1104
        t = self.get_transport()
 
1105
        l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
 
1106
        self.assertEqual(l[0], (0, '0000'))
 
1107
        self.assertEqual(l[1], (1024, '0001'))
 
1108
        self.assertEqual(l[2], (4096, '0004'))
 
1109
        self.assertEqual(l[3], (8192, '0008'))
 
1110
        # The server will refuse to serve the first request (too much ranges),
 
1111
        # a second request will succeed.
 
1112
        self.assertEqual(2, self.get_readonly_server().GET_request_nb)
 
1113
 
 
1114
 
 
1115
class TestHttpProxyWhiteBox(tests.TestCase):
 
1116
    """Whitebox test proxy http authorization.
 
1117
 
 
1118
    Only the urllib implementation is tested here.
 
1119
    """
 
1120
 
 
1121
    def setUp(self):
 
1122
        tests.TestCase.setUp(self)
 
1123
        self._old_env = {}
 
1124
 
 
1125
    def tearDown(self):
 
1126
        self._restore_env()
 
1127
        tests.TestCase.tearDown(self)
 
1128
 
 
1129
    def _install_env(self, env):
 
1130
        for name, value in env.iteritems():
 
1131
            self._old_env[name] = osutils.set_or_unset_env(name, value)
 
1132
 
 
1133
    def _restore_env(self):
 
1134
        for name, value in self._old_env.iteritems():
 
1135
            osutils.set_or_unset_env(name, value)
 
1136
 
 
1137
    def _proxied_request(self):
 
1138
        handler = _urllib2_wrappers.ProxyHandler()
 
1139
        request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
 
1140
        handler.set_proxy(request, 'http')
 
1141
        return request
 
1142
 
 
1143
    def test_empty_user(self):
 
1144
        self._install_env({'http_proxy': 'http://bar.com'})
 
1145
        request = self._proxied_request()
 
1146
        self.assertFalse(request.headers.has_key('Proxy-authorization'))
 
1147
 
 
1148
    def test_invalid_proxy(self):
 
1149
        """A proxy env variable without scheme"""
 
1150
        self._install_env({'http_proxy': 'host:1234'})
 
1151
        self.assertRaises(errors.InvalidURL, self._proxied_request)
 
1152
 
 
1153
 
 
1154
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
 
1155
    """Tests proxy server.
 
1156
 
 
1157
    Be aware that we do not setup a real proxy here. Instead, we
 
1158
    check that the *connection* goes through the proxy by serving
 
1159
    different content (the faked proxy server append '-proxied'
 
1160
    to the file names).
 
1161
    """
 
1162
 
 
1163
    # FIXME: We don't have an https server available, so we don't
 
1164
    # test https connections.
 
1165
 
 
1166
    def setUp(self):
 
1167
        super(TestProxyHttpServer, self).setUp()
 
1168
        self.build_tree_contents([('foo', 'contents of foo\n'),
 
1169
                                  ('foo-proxied', 'proxied contents of foo\n')])
 
1170
        # Let's setup some attributes for tests
 
1171
        self.server = self.get_readonly_server()
 
1172
        self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
 
1173
        if self._testing_pycurl():
 
1174
            # Oh my ! pycurl does not check for the port as part of
 
1175
            # no_proxy :-( So we just test the host part
 
1176
            self.no_proxy_host = self.server.host
 
1177
        else:
 
1178
            self.no_proxy_host = self.proxy_address
 
1179
        # The secondary server is the proxy
 
1180
        self.proxy = self.get_secondary_server()
 
1181
        self.proxy_url = self.proxy.get_url()
 
1182
        self._old_env = {}
 
1183
 
 
1184
    def _testing_pycurl(self):
 
1185
        # TODO: This is duplicated for lots of the classes in this file
 
1186
        return (features.pycurl.available()
 
1187
                and self._transport == PyCurlTransport)
 
1188
 
 
1189
    def create_transport_secondary_server(self):
 
1190
        """Creates an http server that will serve files with
 
1191
        '-proxied' appended to their names.
 
1192
        """
 
1193
        return http_utils.ProxyServer(protocol_version=self._protocol_version)
 
1194
 
 
1195
    def _install_env(self, env):
 
1196
        for name, value in env.iteritems():
 
1197
            self._old_env[name] = osutils.set_or_unset_env(name, value)
 
1198
 
 
1199
    def _restore_env(self):
 
1200
        for name, value in self._old_env.iteritems():
 
1201
            osutils.set_or_unset_env(name, value)
 
1202
 
 
1203
    def proxied_in_env(self, env):
 
1204
        self._install_env(env)
 
1205
        url = self.server.get_url()
 
1206
        t = self._transport(url)
 
1207
        try:
 
1208
            self.assertEqual('proxied contents of foo\n', t.get('foo').read())
 
1209
        finally:
 
1210
            self._restore_env()
 
1211
 
 
1212
    def not_proxied_in_env(self, env):
 
1213
        self._install_env(env)
 
1214
        url = self.server.get_url()
 
1215
        t = self._transport(url)
 
1216
        try:
 
1217
            self.assertEqual('contents of foo\n', t.get('foo').read())
 
1218
        finally:
 
1219
            self._restore_env()
 
1220
 
 
1221
    def test_http_proxy(self):
 
1222
        self.proxied_in_env({'http_proxy': self.proxy_url})
 
1223
 
 
1224
    def test_HTTP_PROXY(self):
 
1225
        if self._testing_pycurl():
 
1226
            # pycurl does not check HTTP_PROXY for security reasons
 
1227
            # (for use in a CGI context that we do not care
 
1228
            # about. Should we ?)
 
1229
            raise tests.TestNotApplicable(
 
1230
                'pycurl does not check HTTP_PROXY for security reasons')
 
1231
        self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
 
1232
 
 
1233
    def test_all_proxy(self):
 
1234
        self.proxied_in_env({'all_proxy': self.proxy_url})
 
1235
 
 
1236
    def test_ALL_PROXY(self):
 
1237
        self.proxied_in_env({'ALL_PROXY': self.proxy_url})
 
1238
 
 
1239
    def test_http_proxy_with_no_proxy(self):
 
1240
        self.not_proxied_in_env({'http_proxy': self.proxy_url,
 
1241
                                 'no_proxy': self.no_proxy_host})
 
1242
 
 
1243
    def test_HTTP_PROXY_with_NO_PROXY(self):
 
1244
        if self._testing_pycurl():
 
1245
            raise tests.TestNotApplicable(
 
1246
                'pycurl does not check HTTP_PROXY for security reasons')
 
1247
        self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
 
1248
                                 'NO_PROXY': self.no_proxy_host})
 
1249
 
 
1250
    def test_all_proxy_with_no_proxy(self):
 
1251
        self.not_proxied_in_env({'all_proxy': self.proxy_url,
 
1252
                                 'no_proxy': self.no_proxy_host})
 
1253
 
 
1254
    def test_ALL_PROXY_with_NO_PROXY(self):
 
1255
        self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
 
1256
                                 'NO_PROXY': self.no_proxy_host})
 
1257
 
 
1258
    def test_http_proxy_without_scheme(self):
 
1259
        if self._testing_pycurl():
 
1260
            # pycurl *ignores* invalid proxy env variables. If that ever change
 
1261
            # in the future, this test will fail indicating that pycurl do not
 
1262
            # ignore anymore such variables.
 
1263
            self.not_proxied_in_env({'http_proxy': self.proxy_address})
 
1264
        else:
 
1265
            self.assertRaises(errors.InvalidURL,
 
1266
                              self.proxied_in_env,
 
1267
                              {'http_proxy': self.proxy_address})
 
1268
 
 
1269
 
 
1270
class TestRanges(http_utils.TestCaseWithWebserver):
 
1271
    """Test the Range header in GET methods."""
 
1272
 
 
1273
    def setUp(self):
 
1274
        http_utils.TestCaseWithWebserver.setUp(self)
 
1275
        self.build_tree_contents([('a', '0123456789')],)
 
1276
        server = self.get_readonly_server()
 
1277
        self.transport = self._transport(server.get_url())
 
1278
 
 
1279
    def create_transport_readonly_server(self):
 
1280
        return http_server.HttpServer(protocol_version=self._protocol_version)
 
1281
 
 
1282
    def _file_contents(self, relpath, ranges):
 
1283
        offsets = [ (start, end - start + 1) for start, end in ranges]
 
1284
        coalesce = self.transport._coalesce_offsets
 
1285
        coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
 
1286
        code, data = self.transport._get(relpath, coalesced)
 
1287
        self.assertTrue(code in (200, 206),'_get returns: %d' % code)
 
1288
        for start, end in ranges:
 
1289
            data.seek(start)
 
1290
            yield data.read(end - start + 1)
 
1291
 
 
1292
    def _file_tail(self, relpath, tail_amount):
 
1293
        code, data = self.transport._get(relpath, [], tail_amount)
 
1294
        self.assertTrue(code in (200, 206),'_get returns: %d' % code)
 
1295
        data.seek(-tail_amount, 2)
 
1296
        return data.read(tail_amount)
 
1297
 
 
1298
    def test_range_header(self):
 
1299
        # Valid ranges
 
1300
        map(self.assertEqual,['0', '234'],
 
1301
            list(self._file_contents('a', [(0,0), (2,4)])),)
 
1302
 
 
1303
    def test_range_header_tail(self):
 
1304
        self.assertEqual('789', self._file_tail('a', 3))
 
1305
 
 
1306
    def test_syntactically_invalid_range_header(self):
 
1307
        self.assertListRaises(errors.InvalidHttpRange,
 
1308
                          self._file_contents, 'a', [(4, 3)])
 
1309
 
 
1310
    def test_semantically_invalid_range_header(self):
 
1311
        self.assertListRaises(errors.InvalidHttpRange,
 
1312
                          self._file_contents, 'a', [(42, 128)])
 
1313
 
 
1314
 
 
1315
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
 
1316
    """Test redirection between http servers."""
 
1317
 
 
1318
    def create_transport_secondary_server(self):
 
1319
        """Create the secondary server redirecting to the primary server"""
 
1320
        new = self.get_readonly_server()
 
1321
 
 
1322
        redirecting = http_utils.HTTPServerRedirecting(
 
1323
            protocol_version=self._protocol_version)
 
1324
        redirecting.redirect_to(new.host, new.port)
 
1325
        return redirecting
 
1326
 
 
1327
    def setUp(self):
 
1328
        super(TestHTTPRedirections, self).setUp()
 
1329
        self.build_tree_contents([('a', '0123456789'),
 
1330
                                  ('bundle',
 
1331
                                  '# Bazaar revision bundle v0.9\n#\n')
 
1332
                                  ],)
 
1333
        # The requests to the old server will be redirected to the new server
 
1334
        self.old_transport = self._transport(self.old_server.get_url())
 
1335
 
 
1336
    def test_redirected(self):
 
1337
        self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
 
1338
        t = self._transport(self.new_server.get_url())
 
1339
        self.assertEqual('0123456789', t.get('a').read())
 
1340
 
 
1341
    def test_read_redirected_bundle_from_url(self):
 
1342
        from bzrlib.bundle import read_bundle_from_url
 
1343
        url = self.old_transport.abspath('bundle')
 
1344
        bundle = self.applyDeprecated(deprecated_in((1, 12, 0)),
 
1345
                read_bundle_from_url, url)
 
1346
        # If read_bundle_from_url was successful we get an empty bundle
 
1347
        self.assertEqual([], bundle.revisions)
 
1348
 
 
1349
 
 
1350
class RedirectedRequest(_urllib2_wrappers.Request):
 
1351
    """Request following redirections. """
 
1352
 
 
1353
    init_orig = _urllib2_wrappers.Request.__init__
 
1354
 
 
1355
    def __init__(self, method, url, *args, **kwargs):
 
1356
        """Constructor.
 
1357
 
 
1358
        """
 
1359
        # Since the tests using this class will replace
 
1360
        # _urllib2_wrappers.Request, we can't just call the base class __init__
 
1361
        # or we'll loop.
 
1362
        RedirectedRequest.init_orig(self, method, url, *args, **kwargs)
 
1363
        self.follow_redirections = True
 
1364
 
 
1365
 
 
1366
def install_redirected_request(test):
 
1367
    test.original_class = _urllib2_wrappers.Request
 
1368
    def restore():
 
1369
        _urllib2_wrappers.Request = test.original_class
 
1370
    _urllib2_wrappers.Request = RedirectedRequest
 
1371
    test.addCleanup(restore)
 
1372
 
 
1373
 
 
1374
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
 
1375
    """Test redirections.
 
1376
 
 
1377
    http implementations do not redirect silently anymore (they
 
1378
    do not redirect at all in fact). The mechanism is still in
 
1379
    place at the _urllib2_wrappers.Request level and these tests
 
1380
    exercise it.
 
1381
 
 
1382
    For the pycurl implementation
 
1383
    the redirection have been deleted as we may deprecate pycurl
 
1384
    and I have no place to keep a working implementation.
 
1385
    -- vila 20070212
 
1386
    """
 
1387
 
 
1388
    def setUp(self):
 
1389
        if (features.pycurl.available()
 
1390
            and self._transport == PyCurlTransport):
 
1391
            raise tests.TestNotApplicable(
 
1392
                "pycurl doesn't redirect silently annymore")
 
1393
        super(TestHTTPSilentRedirections, self).setUp()
 
1394
        install_redirected_request(self)
 
1395
        self.build_tree_contents([('a','a'),
 
1396
                                  ('1/',),
 
1397
                                  ('1/a', 'redirected once'),
 
1398
                                  ('2/',),
 
1399
                                  ('2/a', 'redirected twice'),
 
1400
                                  ('3/',),
 
1401
                                  ('3/a', 'redirected thrice'),
 
1402
                                  ('4/',),
 
1403
                                  ('4/a', 'redirected 4 times'),
 
1404
                                  ('5/',),
 
1405
                                  ('5/a', 'redirected 5 times'),
 
1406
                                  ],)
 
1407
 
 
1408
        self.old_transport = self._transport(self.old_server.get_url())
 
1409
 
 
1410
    def create_transport_secondary_server(self):
 
1411
        """Create the secondary server, redirections are defined in the tests"""
 
1412
        return http_utils.HTTPServerRedirecting(
 
1413
            protocol_version=self._protocol_version)
 
1414
 
 
1415
    def test_one_redirection(self):
 
1416
        t = self.old_transport
 
1417
 
 
1418
        req = RedirectedRequest('GET', t.abspath('a'))
 
1419
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
1420
                                       self.new_server.port)
 
1421
        self.old_server.redirections = \
 
1422
            [('(.*)', r'%s/1\1' % (new_prefix), 301),]
 
1423
        self.assertEqual('redirected once',t._perform(req).read())
 
1424
 
 
1425
    def test_five_redirections(self):
 
1426
        t = self.old_transport
 
1427
 
 
1428
        req = RedirectedRequest('GET', t.abspath('a'))
 
1429
        old_prefix = 'http://%s:%s' % (self.old_server.host,
 
1430
                                       self.old_server.port)
 
1431
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
1432
                                       self.new_server.port)
 
1433
        self.old_server.redirections = [
 
1434
            ('/1(.*)', r'%s/2\1' % (old_prefix), 302),
 
1435
            ('/2(.*)', r'%s/3\1' % (old_prefix), 303),
 
1436
            ('/3(.*)', r'%s/4\1' % (old_prefix), 307),
 
1437
            ('/4(.*)', r'%s/5\1' % (new_prefix), 301),
 
1438
            ('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
 
1439
            ]
 
1440
        self.assertEqual('redirected 5 times',t._perform(req).read())
 
1441
 
 
1442
 
 
1443
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
 
1444
    """Test transport.do_catching_redirections."""
 
1445
 
 
1446
    def setUp(self):
 
1447
        super(TestDoCatchRedirections, self).setUp()
 
1448
        self.build_tree_contents([('a', '0123456789'),],)
 
1449
 
 
1450
        self.old_transport = self._transport(self.old_server.get_url())
 
1451
 
 
1452
    def get_a(self, transport):
 
1453
        return transport.get('a')
 
1454
 
 
1455
    def test_no_redirection(self):
 
1456
        t = self._transport(self.new_server.get_url())
 
1457
 
 
1458
        # We use None for redirected so that we fail if redirected
 
1459
        self.assertEqual('0123456789',
 
1460
                         transport.do_catching_redirections(
 
1461
                self.get_a, t, None).read())
 
1462
 
 
1463
    def test_one_redirection(self):
 
1464
        self.redirections = 0
 
1465
 
 
1466
        def redirected(transport, exception, redirection_notice):
 
1467
            self.redirections += 1
 
1468
            dir, file = urlutils.split(exception.target)
 
1469
            return self._transport(dir)
 
1470
 
 
1471
        self.assertEqual('0123456789',
 
1472
                         transport.do_catching_redirections(
 
1473
                self.get_a, self.old_transport, redirected).read())
 
1474
        self.assertEqual(1, self.redirections)
 
1475
 
 
1476
    def test_redirection_loop(self):
 
1477
 
 
1478
        def redirected(transport, exception, redirection_notice):
 
1479
            # By using the redirected url as a base dir for the
 
1480
            # *old* transport, we create a loop: a => a/a =>
 
1481
            # a/a/a
 
1482
            return self.old_transport.clone(exception.target)
 
1483
 
 
1484
        self.assertRaises(errors.TooManyRedirections,
 
1485
                          transport.do_catching_redirections,
 
1486
                          self.get_a, self.old_transport, redirected)
 
1487
 
 
1488
 
 
1489
class TestAuth(http_utils.TestCaseWithWebserver):
 
1490
    """Test authentication scheme"""
 
1491
 
 
1492
    _auth_header = 'Authorization'
 
1493
    _password_prompt_prefix = ''
 
1494
    _username_prompt_prefix = ''
 
1495
    # Set by load_tests
 
1496
    _auth_server = None
 
1497
 
 
1498
    def setUp(self):
 
1499
        super(TestAuth, self).setUp()
 
1500
        self.server = self.get_readonly_server()
 
1501
        self.build_tree_contents([('a', 'contents of a\n'),
 
1502
                                  ('b', 'contents of b\n'),])
 
1503
 
 
1504
    def create_transport_readonly_server(self):
 
1505
        return self._auth_server(protocol_version=self._protocol_version)
 
1506
 
 
1507
    def _testing_pycurl(self):
 
1508
        # TODO: This is duplicated for lots of the classes in this file
 
1509
        return (features.pycurl.available()
 
1510
                and self._transport == PyCurlTransport)
 
1511
 
 
1512
    def get_user_url(self, user, password):
 
1513
        """Build an url embedding user and password"""
 
1514
        url = '%s://' % self.server._url_protocol
 
1515
        if user is not None:
 
1516
            url += user
 
1517
            if password is not None:
 
1518
                url += ':' + password
 
1519
            url += '@'
 
1520
        url += '%s:%s/' % (self.server.host, self.server.port)
 
1521
        return url
 
1522
 
 
1523
    def get_user_transport(self, user, password):
 
1524
        return self._transport(self.get_user_url(user, password))
 
1525
 
 
1526
    def test_no_user(self):
 
1527
        self.server.add_user('joe', 'foo')
 
1528
        t = self.get_user_transport(None, None)
 
1529
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
 
1530
        # Only one 'Authentication Required' error should occur
 
1531
        self.assertEqual(1, self.server.auth_required_errors)
 
1532
 
 
1533
    def test_empty_pass(self):
 
1534
        self.server.add_user('joe', '')
 
1535
        t = self.get_user_transport('joe', '')
 
1536
        self.assertEqual('contents of a\n', t.get('a').read())
 
1537
        # Only one 'Authentication Required' error should occur
 
1538
        self.assertEqual(1, self.server.auth_required_errors)
 
1539
 
 
1540
    def test_user_pass(self):
 
1541
        self.server.add_user('joe', 'foo')
 
1542
        t = self.get_user_transport('joe', 'foo')
 
1543
        self.assertEqual('contents of a\n', t.get('a').read())
 
1544
        # Only one 'Authentication Required' error should occur
 
1545
        self.assertEqual(1, self.server.auth_required_errors)
 
1546
 
 
1547
    def test_unknown_user(self):
 
1548
        self.server.add_user('joe', 'foo')
 
1549
        t = self.get_user_transport('bill', 'foo')
 
1550
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
 
1551
        # Two 'Authentication Required' errors should occur (the
 
1552
        # initial 'who are you' and 'I don't know you, who are
 
1553
        # you').
 
1554
        self.assertEqual(2, self.server.auth_required_errors)
 
1555
 
 
1556
    def test_wrong_pass(self):
 
1557
        self.server.add_user('joe', 'foo')
 
1558
        t = self.get_user_transport('joe', 'bar')
 
1559
        self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
 
1560
        # Two 'Authentication Required' errors should occur (the
 
1561
        # initial 'who are you' and 'this is not you, who are you')
 
1562
        self.assertEqual(2, self.server.auth_required_errors)
 
1563
 
 
1564
    def test_prompt_for_username(self):
 
1565
        if self._testing_pycurl():
 
1566
            raise tests.TestNotApplicable(
 
1567
                'pycurl cannot prompt, it handles auth by embedding'
 
1568
                ' user:pass in urls only')
 
1569
 
 
1570
        self.server.add_user('joe', 'foo')
 
1571
        t = self.get_user_transport(None, None)
 
1572
        stdout = tests.StringIOWrapper()
 
1573
        stderr = tests.StringIOWrapper()
 
1574
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
1575
                                            stdout=stdout, stderr=stderr)
 
1576
        self.assertEqual('contents of a\n',t.get('a').read())
 
1577
        # stdin should be empty
 
1578
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
1579
        stderr.seek(0)
 
1580
        expected_prompt = self._expected_username_prompt(t._unqualified_scheme)
 
1581
        self.assertEqual(expected_prompt, stderr.read(len(expected_prompt)))
 
1582
        self.assertEqual('', stdout.getvalue())
 
1583
        self._check_password_prompt(t._unqualified_scheme, 'joe',
 
1584
                                    stderr.readline())
 
1585
 
 
1586
    def test_prompt_for_password(self):
 
1587
        if self._testing_pycurl():
 
1588
            raise tests.TestNotApplicable(
 
1589
                'pycurl cannot prompt, it handles auth by embedding'
 
1590
                ' user:pass in urls only')
 
1591
 
 
1592
        self.server.add_user('joe', 'foo')
 
1593
        t = self.get_user_transport('joe', None)
 
1594
        stdout = tests.StringIOWrapper()
 
1595
        stderr = tests.StringIOWrapper()
 
1596
        ui.ui_factory = tests.TestUIFactory(stdin='foo\n',
 
1597
                                            stdout=stdout, stderr=stderr)
 
1598
        self.assertEqual('contents of a\n', t.get('a').read())
 
1599
        # stdin should be empty
 
1600
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
1601
        self._check_password_prompt(t._unqualified_scheme, 'joe',
 
1602
                                    stderr.getvalue())
 
1603
        self.assertEqual('', stdout.getvalue())
 
1604
        # And we shouldn't prompt again for a different request
 
1605
        # against the same transport.
 
1606
        self.assertEqual('contents of b\n',t.get('b').read())
 
1607
        t2 = t.clone()
 
1608
        # And neither against a clone
 
1609
        self.assertEqual('contents of b\n',t2.get('b').read())
 
1610
        # Only one 'Authentication Required' error should occur
 
1611
        self.assertEqual(1, self.server.auth_required_errors)
 
1612
 
 
1613
    def _check_password_prompt(self, scheme, user, actual_prompt):
 
1614
        expected_prompt = (self._password_prompt_prefix
 
1615
                           + ("%s %s@%s:%d, Realm: '%s' password: "
 
1616
                              % (scheme.upper(),
 
1617
                                 user, self.server.host, self.server.port,
 
1618
                                 self.server.auth_realm)))
 
1619
        self.assertEqual(expected_prompt, actual_prompt)
 
1620
 
 
1621
    def _expected_username_prompt(self, scheme):
 
1622
        return (self._username_prompt_prefix
 
1623
                + "%s %s:%d, Realm: '%s' username: " % (scheme.upper(),
 
1624
                                 self.server.host, self.server.port,
 
1625
                                 self.server.auth_realm))
 
1626
 
 
1627
    def test_no_prompt_for_password_when_using_auth_config(self):
 
1628
        if self._testing_pycurl():
 
1629
            raise tests.TestNotApplicable(
 
1630
                'pycurl does not support authentication.conf'
 
1631
                ' since it cannot prompt')
 
1632
 
 
1633
        user =' joe'
 
1634
        password = 'foo'
 
1635
        stdin_content = 'bar\n'  # Not the right password
 
1636
        self.server.add_user(user, password)
 
1637
        t = self.get_user_transport(user, None)
 
1638
        ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
 
1639
                                            stderr=tests.StringIOWrapper())
 
1640
        # Create a minimal config file with the right password
 
1641
        conf = config.AuthenticationConfig()
 
1642
        conf._get_config().update(
 
1643
            {'httptest': {'scheme': 'http', 'port': self.server.port,
 
1644
                          'user': user, 'password': password}})
 
1645
        conf._save()
 
1646
        # Issue a request to the server to connect
 
1647
        self.assertEqual('contents of a\n',t.get('a').read())
 
1648
        # stdin should have  been left untouched
 
1649
        self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
 
1650
        # Only one 'Authentication Required' error should occur
 
1651
        self.assertEqual(1, self.server.auth_required_errors)
 
1652
 
 
1653
    def test_user_from_auth_conf(self):
 
1654
        if self._testing_pycurl():
 
1655
            raise tests.TestNotApplicable(
 
1656
                'pycurl does not support authentication.conf')
 
1657
        user = 'joe'
 
1658
        password = 'foo'
 
1659
        self.server.add_user(user, password)
 
1660
        # Create a minimal config file with the right password
 
1661
        conf = config.AuthenticationConfig()
 
1662
        conf._get_config().update(
 
1663
            {'httptest': {'scheme': 'http', 'port': self.server.port,
 
1664
                          'user': user, 'password': password}})
 
1665
        conf._save()
 
1666
        t = self.get_user_transport(None, None)
 
1667
        # Issue a request to the server to connect
 
1668
        self.assertEqual('contents of a\n', t.get('a').read())
 
1669
        # Only one 'Authentication Required' error should occur
 
1670
        self.assertEqual(1, self.server.auth_required_errors)
 
1671
 
 
1672
    def test_changing_nonce(self):
 
1673
        if self._auth_server not in (http_utils.HTTPDigestAuthServer,
 
1674
                                     http_utils.ProxyDigestAuthServer):
 
1675
            raise tests.TestNotApplicable('HTTP/proxy auth digest only test')
 
1676
        if self._testing_pycurl():
 
1677
            raise tests.KnownFailure(
 
1678
                'pycurl does not handle a nonce change')
 
1679
        self.server.add_user('joe', 'foo')
 
1680
        t = self.get_user_transport('joe', 'foo')
 
1681
        self.assertEqual('contents of a\n', t.get('a').read())
 
1682
        self.assertEqual('contents of b\n', t.get('b').read())
 
1683
        # Only one 'Authentication Required' error should have
 
1684
        # occured so far
 
1685
        self.assertEqual(1, self.server.auth_required_errors)
 
1686
        # The server invalidates the current nonce
 
1687
        self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
 
1688
        self.assertEqual('contents of a\n', t.get('a').read())
 
1689
        # Two 'Authentication Required' errors should occur (the
 
1690
        # initial 'who are you' and a second 'who are you' with the new nonce)
 
1691
        self.assertEqual(2, self.server.auth_required_errors)
 
1692
 
 
1693
 
 
1694
 
 
1695
class TestProxyAuth(TestAuth):
 
1696
    """Test proxy authentication schemes."""
 
1697
 
 
1698
    _auth_header = 'Proxy-authorization'
 
1699
    _password_prompt_prefix = 'Proxy '
 
1700
    _username_prompt_prefix = 'Proxy '
 
1701
 
 
1702
    def setUp(self):
 
1703
        super(TestProxyAuth, self).setUp()
 
1704
        self._old_env = {}
 
1705
        self.addCleanup(self._restore_env)
 
1706
        # Override the contents to avoid false positives
 
1707
        self.build_tree_contents([('a', 'not proxied contents of a\n'),
 
1708
                                  ('b', 'not proxied contents of b\n'),
 
1709
                                  ('a-proxied', 'contents of a\n'),
 
1710
                                  ('b-proxied', 'contents of b\n'),
 
1711
                                  ])
 
1712
 
 
1713
    def get_user_transport(self, user, password):
 
1714
        self._install_env({'all_proxy': self.get_user_url(user, password)})
 
1715
        return self._transport(self.server.get_url())
 
1716
 
 
1717
    def _install_env(self, env):
 
1718
        for name, value in env.iteritems():
 
1719
            self._old_env[name] = osutils.set_or_unset_env(name, value)
 
1720
 
 
1721
    def _restore_env(self):
 
1722
        for name, value in self._old_env.iteritems():
 
1723
            osutils.set_or_unset_env(name, value)
 
1724
 
 
1725
    def test_empty_pass(self):
 
1726
        if self._testing_pycurl():
 
1727
            import pycurl
 
1728
            if pycurl.version_info()[1] < '7.16.0':
 
1729
                raise tests.KnownFailure(
 
1730
                    'pycurl < 7.16.0 does not handle empty proxy passwords')
 
1731
        super(TestProxyAuth, self).test_empty_pass()
 
1732
 
 
1733
 
 
1734
class SampleSocket(object):
 
1735
    """A socket-like object for use in testing the HTTP request handler."""
 
1736
 
 
1737
    def __init__(self, socket_read_content):
 
1738
        """Constructs a sample socket.
 
1739
 
 
1740
        :param socket_read_content: a byte sequence
 
1741
        """
 
1742
        # Use plain python StringIO so we can monkey-patch the close method to
 
1743
        # not discard the contents.
 
1744
        from StringIO import StringIO
 
1745
        self.readfile = StringIO(socket_read_content)
 
1746
        self.writefile = StringIO()
 
1747
        self.writefile.close = lambda: None
 
1748
 
 
1749
    def makefile(self, mode='r', bufsize=None):
 
1750
        if 'r' in mode:
 
1751
            return self.readfile
 
1752
        else:
 
1753
            return self.writefile
 
1754
 
 
1755
 
 
1756
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
 
1757
 
 
1758
    def setUp(self):
 
1759
        super(SmartHTTPTunnellingTest, self).setUp()
 
1760
        # We use the VFS layer as part of HTTP tunnelling tests.
 
1761
        self._captureVar('BZR_NO_SMART_VFS', None)
 
1762
        self.transport_readonly_server = http_utils.HTTPServerWithSmarts
 
1763
 
 
1764
    def create_transport_readonly_server(self):
 
1765
        return http_utils.HTTPServerWithSmarts(
 
1766
            protocol_version=self._protocol_version)
 
1767
 
 
1768
    def test_open_bzrdir(self):
 
1769
        branch = self.make_branch('relpath')
 
1770
        http_server = self.get_readonly_server()
 
1771
        url = http_server.get_url() + 'relpath'
 
1772
        bd = bzrdir.BzrDir.open(url)
 
1773
        self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
 
1774
 
 
1775
    def test_bulk_data(self):
 
1776
        # We should be able to send and receive bulk data in a single message.
 
1777
        # The 'readv' command in the smart protocol both sends and receives
 
1778
        # bulk data, so we use that.
 
1779
        self.build_tree(['data-file'])
 
1780
        http_server = self.get_readonly_server()
 
1781
        http_transport = self._transport(http_server.get_url())
 
1782
        medium = http_transport.get_smart_medium()
 
1783
        # Since we provide the medium, the url below will be mostly ignored
 
1784
        # during the test, as long as the path is '/'.
 
1785
        remote_transport = remote.RemoteTransport('bzr://fake_host/',
 
1786
                                                  medium=medium)
 
1787
        self.assertEqual(
 
1788
            [(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
 
1789
 
 
1790
    def test_http_send_smart_request(self):
 
1791
 
 
1792
        post_body = 'hello\n'
 
1793
        expected_reply_body = 'ok\x012\n'
 
1794
 
 
1795
        http_server = self.get_readonly_server()
 
1796
        http_transport = self._transport(http_server.get_url())
 
1797
        medium = http_transport.get_smart_medium()
 
1798
        response = medium.send_http_smart_request(post_body)
 
1799
        reply_body = response.read()
 
1800
        self.assertEqual(expected_reply_body, reply_body)
 
1801
 
 
1802
    def test_smart_http_server_post_request_handler(self):
 
1803
        httpd = self.get_readonly_server()._get_httpd()
 
1804
 
 
1805
        socket = SampleSocket(
 
1806
            'POST /.bzr/smart %s \r\n' % self._protocol_version
 
1807
            # HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
 
1808
            # for 1.0)
 
1809
            + 'Content-Length: 6\r\n'
 
1810
            '\r\n'
 
1811
            'hello\n')
 
1812
        # Beware: the ('localhost', 80) below is the
 
1813
        # client_address parameter, but we don't have one because
 
1814
        # we have defined a socket which is not bound to an
 
1815
        # address. The test framework never uses this client
 
1816
        # address, so far...
 
1817
        request_handler = http_utils.SmartRequestHandler(socket,
 
1818
                                                         ('localhost', 80),
 
1819
                                                         httpd)
 
1820
        response = socket.writefile.getvalue()
 
1821
        self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
 
1822
        # This includes the end of the HTTP headers, and all the body.
 
1823
        expected_end_of_response = '\r\n\r\nok\x012\n'
 
1824
        self.assertEndsWith(response, expected_end_of_response)
 
1825
 
 
1826
 
 
1827
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
 
1828
    """No smart server here request handler."""
 
1829
 
 
1830
    def do_POST(self):
 
1831
        self.send_error(403, "Forbidden")
 
1832
 
 
1833
 
 
1834
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
 
1835
    """Test smart client behaviour against an http server without smarts."""
 
1836
 
 
1837
    _req_handler_class = ForbiddenRequestHandler
 
1838
 
 
1839
    def test_probe_smart_server(self):
 
1840
        """Test error handling against server refusing smart requests."""
 
1841
        server = self.get_readonly_server()
 
1842
        t = self._transport(server.get_url())
 
1843
        # No need to build a valid smart request here, the server will not even
 
1844
        # try to interpret it.
 
1845
        self.assertRaises(errors.SmartProtocolError,
 
1846
                          t.get_smart_medium().send_http_smart_request,
 
1847
                          'whatever')
 
1848
 
 
1849
class Test_redirected_to(tests.TestCase):
 
1850
 
 
1851
    def test_redirected_to_subdir(self):
 
1852
        t = self._transport('http://www.example.com/foo')
 
1853
        r = t._redirected_to('http://www.example.com/foo',
 
1854
                             'http://www.example.com/foo/subdir')
 
1855
        self.assertIsInstance(r, type(t))
 
1856
        # Both transports share the some connection
 
1857
        self.assertEqual(t._get_connection(), r._get_connection())
 
1858
 
 
1859
    def test_redirected_to_self_with_slash(self):
 
1860
        t = self._transport('http://www.example.com/foo')
 
1861
        r = t._redirected_to('http://www.example.com/foo',
 
1862
                             'http://www.example.com/foo/')
 
1863
        self.assertIsInstance(r, type(t))
 
1864
        # Both transports share the some connection (one can argue that we
 
1865
        # should return the exact same transport here, but that seems
 
1866
        # overkill).
 
1867
        self.assertEqual(t._get_connection(), r._get_connection())
 
1868
 
 
1869
    def test_redirected_to_host(self):
 
1870
        t = self._transport('http://www.example.com/foo')
 
1871
        r = t._redirected_to('http://www.example.com/foo',
 
1872
                             'http://foo.example.com/foo/subdir')
 
1873
        self.assertIsInstance(r, type(t))
 
1874
 
 
1875
    def test_redirected_to_same_host_sibling_protocol(self):
 
1876
        t = self._transport('http://www.example.com/foo')
 
1877
        r = t._redirected_to('http://www.example.com/foo',
 
1878
                             'https://www.example.com/foo')
 
1879
        self.assertIsInstance(r, type(t))
 
1880
 
 
1881
    def test_redirected_to_same_host_different_protocol(self):
 
1882
        t = self._transport('http://www.example.com/foo')
 
1883
        r = t._redirected_to('http://www.example.com/foo',
 
1884
                             'ftp://www.example.com/foo')
 
1885
        self.assertNotEquals(type(r), type(t))
 
1886
 
 
1887
    def test_redirected_to_different_host_same_user(self):
 
1888
        t = self._transport('http://joe@www.example.com/foo')
 
1889
        r = t._redirected_to('http://www.example.com/foo',
 
1890
                             'https://foo.example.com/foo')
 
1891
        self.assertIsInstance(r, type(t))
 
1892
        self.assertEqual(t._user, r._user)
 
1893
 
 
1894
 
 
1895
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
 
1896
    """Request handler for a unique and pre-defined request.
 
1897
 
 
1898
    The only thing we care about here is how many bytes travel on the wire. But
 
1899
    since we want to measure it for a real http client, we have to send it
 
1900
    correct responses.
 
1901
 
 
1902
    We expect to receive a *single* request nothing more (and we won't even
 
1903
    check what request it is, we just measure the bytes read until an empty
 
1904
    line.
 
1905
    """
 
1906
 
 
1907
    def handle_one_request(self):
 
1908
        tcs = self.server.test_case_server
 
1909
        requestline = self.rfile.readline()
 
1910
        headers = self.MessageClass(self.rfile, 0)
 
1911
        # We just read: the request, the headers, an empty line indicating the
 
1912
        # end of the headers.
 
1913
        bytes_read = len(requestline)
 
1914
        for line in headers.headers:
 
1915
            bytes_read += len(line)
 
1916
        bytes_read += len('\r\n')
 
1917
        if requestline.startswith('POST'):
 
1918
            # The body should be a single line (or we don't know where it ends
 
1919
            # and we don't want to issue a blocking read)
 
1920
            body = self.rfile.readline()
 
1921
            bytes_read += len(body)
 
1922
        tcs.bytes_read = bytes_read
 
1923
 
 
1924
        # We set the bytes written *before* issuing the write, the client is
 
1925
        # supposed to consume every produced byte *before* checking that value.
 
1926
 
 
1927
        # Doing the oppposite may lead to test failure: we may be interrupted
 
1928
        # after the write but before updating the value. The client can then
 
1929
        # continue and read the value *before* we can update it. And yes,
 
1930
        # this has been observed -- vila 20090129
 
1931
        tcs.bytes_written = len(tcs.canned_response)
 
1932
        self.wfile.write(tcs.canned_response)
 
1933
 
 
1934
 
 
1935
class ActivityServerMixin(object):
 
1936
 
 
1937
    def __init__(self, protocol_version):
 
1938
        super(ActivityServerMixin, self).__init__(
 
1939
            request_handler=PredefinedRequestHandler,
 
1940
            protocol_version=protocol_version)
 
1941
        # Bytes read and written by the server
 
1942
        self.bytes_read = 0
 
1943
        self.bytes_written = 0
 
1944
        self.canned_response = None
 
1945
 
 
1946
 
 
1947
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
 
1948
    pass
 
1949
 
 
1950
 
 
1951
if tests.HTTPSServerFeature.available():
 
1952
    from bzrlib.tests import https_server
 
1953
    class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
 
1954
        pass
 
1955
 
 
1956
 
 
1957
class TestActivityMixin(object):
 
1958
    """Test socket activity reporting.
 
1959
 
 
1960
    We use a special purpose server to control the bytes sent and received and
 
1961
    be able to predict the activity on the client socket.
 
1962
    """
 
1963
 
 
1964
    def setUp(self):
 
1965
        tests.TestCase.setUp(self)
 
1966
        self.server = self._activity_server(self._protocol_version)
 
1967
        self.server.start_server()
 
1968
        self.activities = {}
 
1969
        def report_activity(t, bytes, direction):
 
1970
            count = self.activities.get(direction, 0)
 
1971
            count += bytes
 
1972
            self.activities[direction] = count
 
1973
 
 
1974
        # We override at class level because constructors may propagate the
 
1975
        # bound method and render instance overriding ineffective (an
 
1976
        # alternative would be to define a specific ui factory instead...)
 
1977
        self.orig_report_activity = self._transport._report_activity
 
1978
        self._transport._report_activity = report_activity
 
1979
 
 
1980
    def tearDown(self):
 
1981
        self._transport._report_activity = self.orig_report_activity
 
1982
        self.server.stop_server()
 
1983
        tests.TestCase.tearDown(self)
 
1984
 
 
1985
    def get_transport(self):
 
1986
        return self._transport(self.server.get_url())
 
1987
 
 
1988
    def assertActivitiesMatch(self):
 
1989
        self.assertEqual(self.server.bytes_read,
 
1990
                         self.activities.get('write', 0), 'written bytes')
 
1991
        self.assertEqual(self.server.bytes_written,
 
1992
                         self.activities.get('read', 0), 'read bytes')
 
1993
 
 
1994
    def test_get(self):
 
1995
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
1996
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
 
1997
Server: Apache/2.0.54 (Fedora)\r
 
1998
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
 
1999
ETag: "56691-23-38e9ae00"\r
 
2000
Accept-Ranges: bytes\r
 
2001
Content-Length: 35\r
 
2002
Connection: close\r
 
2003
Content-Type: text/plain; charset=UTF-8\r
 
2004
\r
 
2005
Bazaar-NG meta directory, format 1
 
2006
'''
 
2007
        t = self.get_transport()
 
2008
        self.assertEqual('Bazaar-NG meta directory, format 1\n',
 
2009
                         t.get('foo/bar').read())
 
2010
        self.assertActivitiesMatch()
 
2011
 
 
2012
    def test_has(self):
 
2013
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
2014
Server: SimpleHTTP/0.6 Python/2.5.2\r
 
2015
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
 
2016
Content-type: application/octet-stream\r
 
2017
Content-Length: 20\r
 
2018
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
 
2019
\r
 
2020
'''
 
2021
        t = self.get_transport()
 
2022
        self.assertTrue(t.has('foo/bar'))
 
2023
        self.assertActivitiesMatch()
 
2024
 
 
2025
    def test_readv(self):
 
2026
        self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
 
2027
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
 
2028
Server: Apache/2.0.54 (Fedora)\r
 
2029
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
 
2030
ETag: "238a3c-16ec2-805c5540"\r
 
2031
Accept-Ranges: bytes\r
 
2032
Content-Length: 1534\r
 
2033
Connection: close\r
 
2034
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
 
2035
\r
 
2036
\r
 
2037
--418470f848b63279b\r
 
2038
Content-type: text/plain; charset=UTF-8\r
 
2039
Content-range: bytes 0-254/93890\r
 
2040
\r
 
2041
mbp@sourcefrog.net-20050309040815-13242001617e4a06
 
2042
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
 
2043
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
 
2044
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
 
2045
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
 
2046
\r
 
2047
--418470f848b63279b\r
 
2048
Content-type: text/plain; charset=UTF-8\r
 
2049
Content-range: bytes 1000-2049/93890\r
 
2050
\r
 
2051
40-fd4ec249b6b139ab
 
2052
mbp@sourcefrog.net-20050311063625-07858525021f270b
 
2053
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
 
2054
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
 
2055
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
 
2056
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
 
2057
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
 
2058
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
 
2059
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
 
2060
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
 
2061
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
 
2062
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
 
2063
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
 
2064
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
 
2065
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
 
2066
mbp@sourcefrog.net-20050313120651-497bd231b19df600
 
2067
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
 
2068
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
 
2069
mbp@sourcefrog.net-20050314025539-637a636692c055cf
 
2070
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
 
2071
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
 
2072
mbp@source\r
 
2073
--418470f848b63279b--\r
 
2074
'''
 
2075
        t = self.get_transport()
 
2076
        # Remember that the request is ignored and that the ranges below
 
2077
        # doesn't have to match the canned response.
 
2078
        l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
 
2079
        self.assertEqual(2, len(l))
 
2080
        self.assertActivitiesMatch()
 
2081
 
 
2082
    def test_post(self):
 
2083
        self.server.canned_response = '''HTTP/1.1 200 OK\r
 
2084
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
 
2085
Server: Apache/2.0.54 (Fedora)\r
 
2086
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
 
2087
ETag: "56691-23-38e9ae00"\r
 
2088
Accept-Ranges: bytes\r
 
2089
Content-Length: 35\r
 
2090
Connection: close\r
 
2091
Content-Type: text/plain; charset=UTF-8\r
 
2092
\r
 
2093
lalala whatever as long as itsssss
 
2094
'''
 
2095
        t = self.get_transport()
 
2096
        # We must send a single line of body bytes, see
 
2097
        # PredefinedRequestHandler.handle_one_request
 
2098
        code, f = t._post('abc def end-of-body\n')
 
2099
        self.assertEqual('lalala whatever as long as itsssss\n', f.read())
 
2100
        self.assertActivitiesMatch()
 
2101
 
 
2102
 
 
2103
class TestActivity(tests.TestCase, TestActivityMixin):
 
2104
 
 
2105
    def setUp(self):
 
2106
        tests.TestCase.setUp(self)
 
2107
        self.server = self._activity_server(self._protocol_version)
 
2108
        self.server.start_server()
 
2109
        self.activities = {}
 
2110
        def report_activity(t, bytes, direction):
 
2111
            count = self.activities.get(direction, 0)
 
2112
            count += bytes
 
2113
            self.activities[direction] = count
 
2114
 
 
2115
        # We override at class level because constructors may propagate the
 
2116
        # bound method and render instance overriding ineffective (an
 
2117
        # alternative would be to define a specific ui factory instead...)
 
2118
        self.orig_report_activity = self._transport._report_activity
 
2119
        self._transport._report_activity = report_activity
 
2120
 
 
2121
    def tearDown(self):
 
2122
        self._transport._report_activity = self.orig_report_activity
 
2123
        self.server.stop_server()
 
2124
        tests.TestCase.tearDown(self)
 
2125
 
 
2126
 
 
2127
class TestNoReportActivity(tests.TestCase, TestActivityMixin):
 
2128
 
 
2129
    def setUp(self):
 
2130
        tests.TestCase.setUp(self)
 
2131
        # Unlike TestActivity, we are really testing ReportingFileSocket and
 
2132
        # ReportingSocket, so we don't need all the parametrization. Since
 
2133
        # ReportingFileSocket and ReportingSocket are wrappers, it's easier to
 
2134
        # test them through their use by the transport than directly (that's a
 
2135
        # bit less clean but far more simpler and effective).
 
2136
        self.server = ActivityHTTPServer('HTTP/1.1')
 
2137
        self._transport=_urllib.HttpTransport_urllib
 
2138
 
 
2139
        self.server.start_server()
 
2140
 
 
2141
        # We override at class level because constructors may propagate the
 
2142
        # bound method and render instance overriding ineffective (an
 
2143
        # alternative would be to define a specific ui factory instead...)
 
2144
        self.orig_report_activity = self._transport._report_activity
 
2145
        self._transport._report_activity = None
 
2146
 
 
2147
    def tearDown(self):
 
2148
        self._transport._report_activity = self.orig_report_activity
 
2149
        self.server.stop_server()
 
2150
        tests.TestCase.tearDown(self)
 
2151
 
 
2152
    def assertActivitiesMatch(self):
 
2153
        # Nothing to check here
 
2154
        pass
 
2155
 
 
2156
 
 
2157
class TestAuthOnRedirected(http_utils.TestCaseWithRedirectedWebserver):
 
2158
    """Test authentication on the redirected http server."""
 
2159
 
 
2160
    _auth_header = 'Authorization'
 
2161
    _password_prompt_prefix = ''
 
2162
    _username_prompt_prefix = ''
 
2163
    _auth_server = http_utils.HTTPBasicAuthServer
 
2164
    _transport = _urllib.HttpTransport_urllib
 
2165
 
 
2166
    def create_transport_readonly_server(self):
 
2167
        return self._auth_server()
 
2168
 
 
2169
    def create_transport_secondary_server(self):
 
2170
        """Create the secondary server redirecting to the primary server"""
 
2171
        new = self.get_readonly_server()
 
2172
 
 
2173
        redirecting = http_utils.HTTPServerRedirecting()
 
2174
        redirecting.redirect_to(new.host, new.port)
 
2175
        return redirecting
 
2176
 
 
2177
    def setUp(self):
 
2178
        super(TestAuthOnRedirected, self).setUp()
 
2179
        self.build_tree_contents([('a','a'),
 
2180
                                  ('1/',),
 
2181
                                  ('1/a', 'redirected once'),
 
2182
                                  ],)
 
2183
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
2184
                                       self.new_server.port)
 
2185
        self.old_server.redirections = [
 
2186
            ('(.*)', r'%s/1\1' % (new_prefix), 301),]
 
2187
        self.old_transport = self._transport(self.old_server.get_url())
 
2188
        self.new_server.add_user('joe', 'foo')
 
2189
 
 
2190
    def get_a(self, transport):
 
2191
        return transport.get('a')
 
2192
 
 
2193
    def test_auth_on_redirected_via_do_catching_redirections(self):
 
2194
        self.redirections = 0
 
2195
 
 
2196
        def redirected(transport, exception, redirection_notice):
 
2197
            self.redirections += 1
 
2198
            dir, file = urlutils.split(exception.target)
 
2199
            return self._transport(dir)
 
2200
 
 
2201
        stdout = tests.StringIOWrapper()
 
2202
        stderr = tests.StringIOWrapper()
 
2203
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
2204
                                            stdout=stdout, stderr=stderr)
 
2205
        self.assertEqual('redirected once',
 
2206
                         transport.do_catching_redirections(
 
2207
                self.get_a, self.old_transport, redirected).read())
 
2208
        self.assertEqual(1, self.redirections)
 
2209
        # stdin should be empty
 
2210
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
2211
        # stdout should be empty, stderr will contains the prompts
 
2212
        self.assertEqual('', stdout.getvalue())
 
2213
 
 
2214
    def test_auth_on_redirected_via_following_redirections(self):
 
2215
        self.new_server.add_user('joe', 'foo')
 
2216
        stdout = tests.StringIOWrapper()
 
2217
        stderr = tests.StringIOWrapper()
 
2218
        ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
 
2219
                                            stdout=stdout, stderr=stderr)
 
2220
        t = self.old_transport
 
2221
        req = RedirectedRequest('GET', t.abspath('a'))
 
2222
        new_prefix = 'http://%s:%s' % (self.new_server.host,
 
2223
                                       self.new_server.port)
 
2224
        self.old_server.redirections = [
 
2225
            ('(.*)', r'%s/1\1' % (new_prefix), 301),]
 
2226
        self.assertEqual('redirected once',t._perform(req).read())
 
2227
        # stdin should be empty
 
2228
        self.assertEqual('', ui.ui_factory.stdin.readline())
 
2229
        # stdout should be empty, stderr will contains the prompts
 
2230
        self.assertEqual('', stdout.getvalue())
 
2231
 
 
2232