14
14
# along with this program; if not, write to the Free Software
15
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
"""Tests for HTTP implementations.
19
This module defines a load_tests() method that parametrize tests classes for
20
transport implementation, http protocol versions and authentication schemes.
17
# FIXME: This test should be repeated for each available http client
18
# implementation; at the moment we have urllib and pycurl.
23
20
# TODO: Should be renamed to bzrlib.transport.http.tests?
24
# TODO: What about renaming to bzrlib.tests.transport.http ?
26
from cStringIO import StringIO
30
import SimpleHTTPServer
45
from bzrlib.tests import (
49
from bzrlib.transport import (
53
from bzrlib.transport.http import (
60
from bzrlib.transport.http._pycurl import PyCurlTransport
62
except errors.DependencyNotPresent:
63
pycurl_present = False
66
class TransportAdapter(tests.TestScenarioApplier):
67
"""Generate the same test for each transport implementation."""
70
transport_scenarios = [
71
('urllib', dict(_transport=_urllib.HttpTransport_urllib,
72
_server=http_server.HttpServer_urllib,
73
_qualified_prefix='http+urllib',)),
76
transport_scenarios.append(
77
('pycurl', dict(_transport=PyCurlTransport,
78
_server=http_server.HttpServer_PyCurl,
79
_qualified_prefix='http+pycurl',)))
80
self.scenarios = transport_scenarios
83
class TransportProtocolAdapter(TransportAdapter):
84
"""Generate the same test for each protocol implementation.
86
In addition to the transport adaptatation that we inherit from.
90
super(TransportProtocolAdapter, self).__init__()
91
protocol_scenarios = [
92
('HTTP/1.0', dict(_protocol_version='HTTP/1.0')),
93
('HTTP/1.1', dict(_protocol_version='HTTP/1.1')),
95
self.scenarios = tests.multiply_scenarios(self.scenarios,
99
class TransportProtocolAuthenticationAdapter(TransportProtocolAdapter):
100
"""Generate the same test for each authentication scheme implementation.
102
In addition to the protocol adaptatation that we inherit from.
106
super(TransportProtocolAuthenticationAdapter, self).__init__()
107
auth_scheme_scenarios = [
108
('basic', dict(_auth_scheme='basic')),
109
('digest', dict(_auth_scheme='digest')),
112
self.scenarios = tests.multiply_scenarios(self.scenarios,
113
auth_scheme_scenarios)
115
def load_tests(standard_tests, module, loader):
116
"""Multiply tests for http clients and protocol versions."""
117
# one for each transport
118
t_adapter = TransportAdapter()
119
t_classes= (TestHttpTransportRegistration,
120
TestHttpTransportUrls,
122
is_testing_for_transports = tests.condition_isinstance(t_classes)
124
# multiplied by one for each protocol version
125
tp_adapter = TransportProtocolAdapter()
126
tp_classes= (SmartHTTPTunnellingTest,
127
TestDoCatchRedirections,
129
TestHTTPRedirections,
130
TestHTTPSilentRedirections,
131
TestLimitedRangeRequestServer,
135
TestSpecificRequestHandler,
137
is_also_testing_for_protocols = tests.condition_isinstance(tp_classes)
139
# multiplied by one for each authentication scheme
140
tpa_adapter = TransportProtocolAuthenticationAdapter()
141
tpa_classes = (TestAuth,
143
is_also_testing_for_authentication = tests.condition_isinstance(
146
result = loader.suiteClass()
147
for test_class in tests.iter_suite_tests(standard_tests):
148
# Each test class is either standalone or testing for some combination
149
# of transport, protocol version, authentication scheme. Use the right
150
# adpater (or none) depending on the class.
151
if is_testing_for_transports(test_class):
152
result.addTests(t_adapter.adapt(test_class))
153
elif is_also_testing_for_protocols(test_class):
154
result.addTests(tp_adapter.adapt(test_class))
155
elif is_also_testing_for_authentication(test_class):
156
result.addTests(tpa_adapter.adapt(test_class))
158
result.addTest(test_class)
162
class FakeManager(object):
23
from bzrlib.errors import DependencyNotPresent
24
from bzrlib.tests import TestCase, TestSkipped
25
from bzrlib.transport import Transport
26
from bzrlib.transport.http import extract_auth
27
from bzrlib.transport.http._urllib import HttpTransport_urllib
28
from bzrlib.tests.HTTPTestUtil import TestCaseWithWebserver
30
class FakeManager (object):
164
31
def __init__(self):
165
32
self.credentials = []
167
34
def add_password(self, realm, host, username, password):
168
35
self.credentials.append([realm, host, username, password])
171
class RecordingServer(object):
172
"""A fake HTTP server.
174
It records the bytes sent to it, and replies with a 200.
177
def __init__(self, expect_body_tail=None):
180
:type expect_body_tail: str
181
:param expect_body_tail: a reply won't be sent until this string is
184
self._expect_body_tail = expect_body_tail
187
self.received_bytes = ''
190
self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
191
self._sock.bind(('127.0.0.1', 0))
192
self.host, self.port = self._sock.getsockname()
193
self._ready = threading.Event()
194
self._thread = threading.Thread(target=self._accept_read_and_reply)
195
self._thread.setDaemon(True)
199
def _accept_read_and_reply(self):
202
self._sock.settimeout(5)
204
conn, address = self._sock.accept()
205
# On win32, the accepted connection will be non-blocking to start
206
# with because we're using settimeout.
207
conn.setblocking(True)
208
while not self.received_bytes.endswith(self._expect_body_tail):
209
self.received_bytes += conn.recv(4096)
210
conn.sendall('HTTP/1.1 200 OK\r\n')
211
except socket.timeout:
212
# Make sure the client isn't stuck waiting for us to e.g. accept.
215
# The client may have already closed the socket.
222
# We might have already closed it. We don't care.
228
class TestHTTPServer(tests.TestCase):
229
"""Test the HTTP servers implementations."""
231
def test_invalid_protocol(self):
232
class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
234
protocol_version = 'HTTP/0.1'
236
server = http_server.HttpServer(BogusRequestHandler)
238
self.assertRaises(httplib.UnknownProtocol,server.setUp)
241
self.fail('HTTP Server creation did not raise UnknownProtocol')
243
def test_force_invalid_protocol(self):
244
server = http_server.HttpServer(protocol_version='HTTP/0.1')
246
self.assertRaises(httplib.UnknownProtocol,server.setUp)
249
self.fail('HTTP Server creation did not raise UnknownProtocol')
251
def test_server_start_and_stop(self):
252
server = http_server.HttpServer()
254
self.assertTrue(server._http_running)
256
self.assertFalse(server._http_running)
258
def test_create_http_server_one_zero(self):
259
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
261
protocol_version = 'HTTP/1.0'
263
server = http_server.HttpServer(RequestHandlerOneZero)
265
self.addCleanup(server.tearDown)
266
self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
268
def test_create_http_server_one_one(self):
269
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
271
protocol_version = 'HTTP/1.1'
273
server = http_server.HttpServer(RequestHandlerOneOne)
275
self.addCleanup(server.tearDown)
276
self.assertIsInstance(server._httpd,
277
http_server.TestingThreadingHTTPServer)
279
def test_create_http_server_force_one_one(self):
280
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
282
protocol_version = 'HTTP/1.0'
284
server = http_server.HttpServer(RequestHandlerOneZero,
285
protocol_version='HTTP/1.1')
287
self.addCleanup(server.tearDown)
288
self.assertIsInstance(server._httpd,
289
http_server.TestingThreadingHTTPServer)
291
def test_create_http_server_force_one_zero(self):
292
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
294
protocol_version = 'HTTP/1.1'
296
server = http_server.HttpServer(RequestHandlerOneOne,
297
protocol_version='HTTP/1.0')
299
self.addCleanup(server.tearDown)
300
self.assertIsInstance(server._httpd,
301
http_server.TestingHTTPServer)
304
class TestWithTransport_pycurl(object):
305
"""Test case to inherit from if pycurl is present"""
307
def _get_pycurl_maybe(self):
309
from bzrlib.transport.http._pycurl import PyCurlTransport
310
return PyCurlTransport
311
except errors.DependencyNotPresent:
312
raise tests.TestSkipped('pycurl not present')
314
_transport = property(_get_pycurl_maybe)
317
class TestHttpUrls(tests.TestCase):
319
# TODO: This should be moved to authorization tests once they
38
class TestHttpUrls(TestCase):
322
39
def test_url_parsing(self):
324
url = http.extract_auth('http://example.com', f)
41
url = extract_auth('http://example.com', f)
325
42
self.assertEquals('http://example.com', url)
326
43
self.assertEquals(0, len(f.credentials))
327
url = http.extract_auth(
328
'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
329
self.assertEquals('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
44
url = extract_auth('http://user:pass@www.bazaar-ng.org/bzr/bzr.dev', f)
45
self.assertEquals('http://www.bazaar-ng.org/bzr/bzr.dev', url)
330
46
self.assertEquals(1, len(f.credentials))
331
self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'],
335
class TestHttpTransportUrls(tests.TestCase):
336
"""Test the http urls."""
47
self.assertEquals([None, 'www.bazaar-ng.org', 'user', 'pass'], f.credentials[0])
338
49
def test_abs_url(self):
339
50
"""Construction of absolute http URLs"""
340
t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
51
t = HttpTransport_urllib('http://bazaar-ng.org/bzr/bzr.dev/')
341
52
eq = self.assertEqualDiff
342
eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
343
eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
344
eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
54
'http://bazaar-ng.org/bzr/bzr.dev')
55
eq(t.abspath('foo/bar'),
56
'http://bazaar-ng.org/bzr/bzr.dev/foo/bar')
58
'http://bazaar-ng.org/bzr/bzr.dev/.bzr')
345
59
eq(t.abspath('.bzr/1//2/./3'),
346
'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
60
'http://bazaar-ng.org/bzr/bzr.dev/.bzr/1/2/3')
348
62
def test_invalid_http_urls(self):
349
63
"""Trap invalid construction of urls"""
350
t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
351
self.assertRaises(errors.InvalidURL,
353
'http://http://bazaar-vcs.org/bzr/bzr.dev/')
64
t = HttpTransport_urllib('http://bazaar-ng.org/bzr/bzr.dev/')
65
self.assertRaises(ValueError,
68
self.assertRaises(ValueError,
355
72
def test_http_root_urls(self):
356
73
"""Construction of URLs from server root"""
357
t = self._transport('http://bzr.ozlabs.org/')
74
t = HttpTransport_urllib('http://bzr.ozlabs.org/')
358
75
eq = self.assertEqualDiff
359
76
eq(t.abspath('.bzr/tree-version'),
360
77
'http://bzr.ozlabs.org/.bzr/tree-version')
362
79
def test_http_impl_urls(self):
363
80
"""There are servers which ask for particular clients to connect"""
364
server = self._server()
367
url = server.get_url()
368
self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
373
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
375
# TODO: This should really be moved into another pycurl
376
# specific test. When https tests will be implemented, take
377
# this one into account.
378
def test_pycurl_without_https_support(self):
379
"""Test that pycurl without SSL do not fail with a traceback.
381
For the purpose of the test, we force pycurl to ignore
382
https by supplying a fake version_info that do not
388
raise tests.TestSkipped('pycurl not present')
390
version_info_orig = pycurl.version_info
392
# Now that we have pycurl imported, we can fake its version_info
393
# This was taken from a windows pycurl without SSL
395
pycurl.version_info = lambda : (2,
403
('ftp', 'gopher', 'telnet',
404
'dict', 'ldap', 'http', 'file'),
408
self.assertRaises(errors.DependencyNotPresent, self._transport,
409
'https://launchpad.net')
411
# Restore the right function
412
pycurl.version_info = version_info_orig
415
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
416
"""Test the http connections."""
419
http_utils.TestCaseWithWebserver.setUp(self)
420
self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
82
from bzrlib.transport.http._pycurl import HttpServer_PyCurl
83
server = HttpServer_PyCurl()
86
url = server.get_url()
87
self.assertTrue(url.startswith('http+pycurl://'))
90
except DependencyNotPresent:
91
raise TestSkipped('pycurl not present')
93
class TestHttpMixins(object):
96
self.build_tree(['xxx', 'foo/', 'foo/bar'], line_endings='binary',
421
97
transport=self.get_transport())
423
99
def test_http_has(self):
444
120
'contents of foo/bar\n')
445
121
self.assertEqual(len(server.logs), 1)
446
122
self.assertTrue(server.logs[0].find(
447
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
448
% bzrlib.__version__) > -1)
450
def test_get_smart_medium(self):
451
# For HTTP, get_smart_medium should return the transport object.
452
server = self.get_readonly_server()
453
http_transport = self._transport(server.get_url())
454
medium = http_transport.get_smart_medium()
455
self.assertIs(medium, http_transport)
457
def test_has_on_bogus_host(self):
458
# Get a free address and don't 'accept' on it, so that we
459
# can be sure there is no http handler there, but set a
460
# reasonable timeout to not slow down tests too much.
461
default_timeout = socket.getdefaulttimeout()
123
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s' % bzrlib.__version__) > -1)
126
class TestHttpConnections_urllib(TestCaseWithWebserver, TestHttpMixins):
127
_transport = HttpTransport_urllib
130
TestCaseWithWebserver.setUp(self)
135
class TestHttpConnections_pycurl(TestCaseWithWebserver, TestHttpMixins):
137
def _get_pycurl_maybe(self):
463
socket.setdefaulttimeout(2)
465
s.bind(('localhost', 0))
466
t = self._transport('http://%s:%s/' % s.getsockname())
467
self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
469
socket.setdefaulttimeout(default_timeout)
472
class TestHttpTransportRegistration(tests.TestCase):
139
from bzrlib.transport.http._pycurl import PyCurlTransport
140
return PyCurlTransport
141
except DependencyNotPresent:
142
raise TestSkipped('pycurl not present')
144
_transport = property(_get_pycurl_maybe)
147
TestCaseWithWebserver.setUp(self)
152
class TestHttpTransportRegistration(TestCase):
473
153
"""Test registrations of various http implementations"""
475
155
def test_http_registered(self):
476
t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
477
self.assertIsInstance(t, transport.Transport)
478
self.assertIsInstance(t, self._transport)
481
class TestPost(tests.TestCase):
483
def test_post_body_is_received(self):
484
server = RecordingServer(expect_body_tail='end-of-body')
486
self.addCleanup(server.tearDown)
487
scheme = self._qualified_prefix
488
url = '%s://%s:%s/' % (scheme, server.host, server.port)
489
http_transport = self._transport(url)
490
code, response = http_transport._post('abc def end-of-body')
492
server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
493
self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
494
# The transport should not be assuming that the server can accept
495
# chunked encoding the first time it connects, because HTTP/1.1, so we
496
# check for the literal string.
498
server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
501
class TestRangeHeader(tests.TestCase):
502
"""Test range_header method"""
504
def check_header(self, value, ranges=[], tail=0):
505
offsets = [ (start, end - start + 1) for start, end in ranges]
506
coalesce = transport.Transport._coalesce_offsets
507
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
508
range_header = http.HttpTransportBase._range_header
509
self.assertEqual(value, range_header(coalesced, tail))
511
def test_range_header_single(self):
512
self.check_header('0-9', ranges=[(0,9)])
513
self.check_header('100-109', ranges=[(100,109)])
515
def test_range_header_tail(self):
516
self.check_header('-10', tail=10)
517
self.check_header('-50', tail=50)
519
def test_range_header_multi(self):
520
self.check_header('0-9,100-200,300-5000',
521
ranges=[(0,9), (100, 200), (300,5000)])
523
def test_range_header_mixed(self):
524
self.check_header('0-9,300-5000,-50',
525
ranges=[(0,9), (300,5000)],
529
class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
530
"""Tests a specific request handler.
532
Daughter classes are expected to override _req_handler_class
535
# Provide a useful default
536
_req_handler_class = http_server.TestingHTTPRequestHandler
538
def create_transport_readonly_server(self):
539
return http_server.HttpServer(self._req_handler_class,
540
protocol_version=self._protocol_version)
542
def _testing_pycurl(self):
543
return pycurl_present and self._transport == PyCurlTransport
546
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
547
"""Whatever request comes in, close the connection"""
549
def handle_one_request(self):
550
"""Handle a single HTTP request, by abruptly closing the connection"""
551
self.close_connection = 1
554
class TestWallServer(TestSpecificRequestHandler):
555
"""Tests exceptions during the connection phase"""
557
_req_handler_class = WallRequestHandler
559
def test_http_has(self):
560
server = self.get_readonly_server()
561
t = self._transport(server.get_url())
562
# Unfortunately httplib (see HTTPResponse._read_status
563
# for details) make no distinction between a closed
564
# socket and badly formatted status line, so we can't
565
# just test for ConnectionError, we have to test
566
# InvalidHttpResponse too.
567
self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
570
def test_http_get(self):
571
server = self.get_readonly_server()
572
t = self._transport(server.get_url())
573
self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
577
class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
578
"""Whatever request comes in, returns a bad status"""
580
def parse_request(self):
581
"""Fakes handling a single HTTP request, returns a bad status"""
582
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
583
self.send_response(0, "Bad status")
584
self.close_connection = 1
588
class TestBadStatusServer(TestSpecificRequestHandler):
589
"""Tests bad status from server."""
591
_req_handler_class = BadStatusRequestHandler
593
def test_http_has(self):
594
server = self.get_readonly_server()
595
t = self._transport(server.get_url())
596
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
598
def test_http_get(self):
599
server = self.get_readonly_server()
600
t = self._transport(server.get_url())
601
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
604
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
605
"""Whatever request comes in, returns an invalid status"""
607
def parse_request(self):
608
"""Fakes handling a single HTTP request, returns a bad status"""
609
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
610
self.wfile.write("Invalid status line\r\n")
614
class TestInvalidStatusServer(TestBadStatusServer):
615
"""Tests invalid status from server.
617
Both implementations raises the same error as for a bad status.
620
_req_handler_class = InvalidStatusRequestHandler
622
def test_http_has(self):
623
if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
624
raise tests.KnownFailure(
625
'pycurl hangs if the server send back garbage')
626
super(TestInvalidStatusServer, self).test_http_has()
628
def test_http_get(self):
629
if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
630
raise tests.KnownFailure(
631
'pycurl hangs if the server send back garbage')
632
super(TestInvalidStatusServer, self).test_http_get()
635
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
636
"""Whatever request comes in, returns a bad protocol version"""
638
def parse_request(self):
639
"""Fakes handling a single HTTP request, returns a bad status"""
640
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
641
# Returns an invalid protocol version, but curl just
642
# ignores it and those cannot be tested.
643
self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
645
'Look at my protocol version'))
649
class TestBadProtocolServer(TestSpecificRequestHandler):
650
"""Tests bad protocol from server."""
652
_req_handler_class = BadProtocolRequestHandler
655
if pycurl_present and self._transport == PyCurlTransport:
656
raise tests.TestNotApplicable(
657
"pycurl doesn't check the protocol version")
658
super(TestBadProtocolServer, self).setUp()
660
def test_http_has(self):
661
server = self.get_readonly_server()
662
t = self._transport(server.get_url())
663
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
665
def test_http_get(self):
666
server = self.get_readonly_server()
667
t = self._transport(server.get_url())
668
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
671
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
672
"""Whatever request comes in, returns a 403 code"""
674
def parse_request(self):
675
"""Handle a single HTTP request, by replying we cannot handle it"""
676
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
681
class TestForbiddenServer(TestSpecificRequestHandler):
682
"""Tests forbidden server"""
684
_req_handler_class = ForbiddenRequestHandler
686
def test_http_has(self):
687
server = self.get_readonly_server()
688
t = self._transport(server.get_url())
689
self.assertRaises(errors.TransportError, t.has, 'foo/bar')
691
def test_http_get(self):
692
server = self.get_readonly_server()
693
t = self._transport(server.get_url())
694
self.assertRaises(errors.TransportError, t.get, 'foo/bar')
697
class TestRecordingServer(tests.TestCase):
699
def test_create(self):
700
server = RecordingServer(expect_body_tail=None)
701
self.assertEqual('', server.received_bytes)
702
self.assertEqual(None, server.host)
703
self.assertEqual(None, server.port)
705
def test_setUp_and_tearDown(self):
706
server = RecordingServer(expect_body_tail=None)
709
self.assertNotEqual(None, server.host)
710
self.assertNotEqual(None, server.port)
713
self.assertEqual(None, server.host)
714
self.assertEqual(None, server.port)
716
def test_send_receive_bytes(self):
717
server = RecordingServer(expect_body_tail='c')
719
self.addCleanup(server.tearDown)
720
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
721
sock.connect((server.host, server.port))
723
self.assertEqual('HTTP/1.1 200 OK\r\n',
724
osutils.recv_all(sock, 4096))
725
self.assertEqual('abc', server.received_bytes)
728
class TestRangeRequestServer(TestSpecificRequestHandler):
729
"""Tests readv requests against server.
731
We test against default "normal" server.
735
super(TestRangeRequestServer, self).setUp()
736
self.build_tree_contents([('a', '0123456789')],)
738
def test_readv(self):
739
server = self.get_readonly_server()
740
t = self._transport(server.get_url())
741
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
742
self.assertEqual(l[0], (0, '0'))
743
self.assertEqual(l[1], (1, '1'))
744
self.assertEqual(l[2], (3, '34'))
745
self.assertEqual(l[3], (9, '9'))
747
def test_readv_out_of_order(self):
748
server = self.get_readonly_server()
749
t = self._transport(server.get_url())
750
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
751
self.assertEqual(l[0], (1, '1'))
752
self.assertEqual(l[1], (9, '9'))
753
self.assertEqual(l[2], (0, '0'))
754
self.assertEqual(l[3], (3, '34'))
756
def test_readv_invalid_ranges(self):
757
server = self.get_readonly_server()
758
t = self._transport(server.get_url())
760
# This is intentionally reading off the end of the file
761
# since we are sure that it cannot get there
762
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
763
t.readv, 'a', [(1,1), (8,10)])
765
# This is trying to seek past the end of the file, it should
766
# also raise a special error
767
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
768
t.readv, 'a', [(12,2)])
770
def test_readv_multiple_get_requests(self):
771
server = self.get_readonly_server()
772
t = self._transport(server.get_url())
773
# force transport to issue multiple requests
774
t._max_readv_combine = 1
775
t._max_get_ranges = 1
776
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
777
self.assertEqual(l[0], (0, '0'))
778
self.assertEqual(l[1], (1, '1'))
779
self.assertEqual(l[2], (3, '34'))
780
self.assertEqual(l[3], (9, '9'))
781
# The server should have issued 4 requests
782
self.assertEqual(4, server.GET_request_nb)
784
def test_readv_get_max_size(self):
785
server = self.get_readonly_server()
786
t = self._transport(server.get_url())
787
# force transport to issue multiple requests by limiting the number of
788
# bytes by request. Note that this apply to coalesced offsets only, a
789
# single range will keep its size even if bigger than the limit.
791
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
792
self.assertEqual(l[0], (0, '0'))
793
self.assertEqual(l[1], (1, '1'))
794
self.assertEqual(l[2], (2, '2345'))
795
self.assertEqual(l[3], (6, '6789'))
796
# The server should have issued 3 requests
797
self.assertEqual(3, server.GET_request_nb)
799
def test_complete_readv_leave_pipe_clean(self):
800
server = self.get_readonly_server()
801
t = self._transport(server.get_url())
802
# force transport to issue multiple requests
804
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
805
# The server should have issued 3 requests
806
self.assertEqual(3, server.GET_request_nb)
807
self.assertEqual('0123456789', t.get_bytes('a'))
808
self.assertEqual(4, server.GET_request_nb)
810
def test_incomplete_readv_leave_pipe_clean(self):
811
server = self.get_readonly_server()
812
t = self._transport(server.get_url())
813
# force transport to issue multiple requests
815
# Don't collapse readv results into a list so that we leave unread
816
# bytes on the socket
817
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
818
self.assertEqual((0, '0'), ireadv.next())
819
# The server should have issued one request so far
820
self.assertEqual(1, server.GET_request_nb)
821
self.assertEqual('0123456789', t.get_bytes('a'))
822
# get_bytes issued an additional request, the readv pending ones are
824
self.assertEqual(2, server.GET_request_nb)
827
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
828
"""Always reply to range request as if they were single.
830
Don't be explicit about it, just to annoy the clients.
833
def get_multiple_ranges(self, file, file_size, ranges):
834
"""Answer as if it was a single range request and ignores the rest"""
835
(start, end) = ranges[0]
836
return self.get_single_range(file, file_size, start, end)
839
class TestSingleRangeRequestServer(TestRangeRequestServer):
840
"""Test readv against a server which accept only single range requests"""
842
_req_handler_class = SingleRangeRequestHandler
845
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
846
"""Only reply to simple range requests, errors out on multiple"""
848
def get_multiple_ranges(self, file, file_size, ranges):
849
"""Refuses the multiple ranges request"""
852
self.send_error(416, "Requested range not satisfiable")
854
(start, end) = ranges[0]
855
return self.get_single_range(file, file_size, start, end)
858
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
859
"""Test readv against a server which only accept single range requests"""
861
_req_handler_class = SingleOnlyRangeRequestHandler
864
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
865
"""Ignore range requests without notice"""
868
# Update the statistics
869
self.server.test_case_server.GET_request_nb += 1
870
# Just bypass the range handling done by TestingHTTPRequestHandler
871
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
874
class TestNoRangeRequestServer(TestRangeRequestServer):
875
"""Test readv against a server which do not accept range requests"""
877
_req_handler_class = NoRangeRequestHandler
880
class MultipleRangeWithoutContentLengthRequestHandler(
881
http_server.TestingHTTPRequestHandler):
882
"""Reply to multiple range requests without content length header."""
884
def get_multiple_ranges(self, file, file_size, ranges):
885
self.send_response(206)
886
self.send_header('Accept-Ranges', 'bytes')
887
boundary = "%d" % random.randint(0,0x7FFFFFFF)
888
self.send_header("Content-Type",
889
"multipart/byteranges; boundary=%s" % boundary)
891
for (start, end) in ranges:
892
self.wfile.write("--%s\r\n" % boundary)
893
self.send_header("Content-type", 'application/octet-stream')
894
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
898
self.send_range_content(file, start, end - start + 1)
900
self.wfile.write("--%s\r\n" % boundary)
903
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
905
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
908
class TruncatedMultipleRangeRequestHandler(
909
http_server.TestingHTTPRequestHandler):
910
"""Reply to multiple range requests truncating the last ones.
912
This server generates responses whose Content-Length describes all the
913
ranges, but fail to include the last ones leading to client short reads.
914
This has been observed randomly with lighttpd (bug #179368).
917
_truncated_ranges = 2
919
def get_multiple_ranges(self, file, file_size, ranges):
920
self.send_response(206)
921
self.send_header('Accept-Ranges', 'bytes')
923
self.send_header('Content-Type',
924
'multipart/byteranges; boundary=%s' % boundary)
925
boundary_line = '--%s\r\n' % boundary
926
# Calculate the Content-Length
928
for (start, end) in ranges:
929
content_length += len(boundary_line)
930
content_length += self._header_line_length(
931
'Content-type', 'application/octet-stream')
932
content_length += self._header_line_length(
933
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
934
content_length += len('\r\n') # end headers
935
content_length += end - start # + 1
936
content_length += len(boundary_line)
937
self.send_header('Content-length', content_length)
940
# Send the multipart body
942
for (start, end) in ranges:
943
self.wfile.write(boundary_line)
944
self.send_header('Content-type', 'application/octet-stream')
945
self.send_header('Content-Range', 'bytes %d-%d/%d'
946
% (start, end, file_size))
948
if cur + self._truncated_ranges >= len(ranges):
949
# Abruptly ends the response and close the connection
950
self.close_connection = 1
952
self.send_range_content(file, start, end - start + 1)
955
self.wfile.write(boundary_line)
958
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
960
_req_handler_class = TruncatedMultipleRangeRequestHandler
963
super(TestTruncatedMultipleRangeServer, self).setUp()
964
self.build_tree_contents([('a', '0123456789')],)
966
def test_readv_with_short_reads(self):
967
server = self.get_readonly_server()
968
t = self._transport(server.get_url())
969
# Force separate ranges for each offset
970
t._bytes_to_read_before_seek = 0
971
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
972
self.assertEqual((0, '0'), ireadv.next())
973
self.assertEqual((2, '2'), ireadv.next())
974
if not self._testing_pycurl():
975
# Only one request have been issued so far (except for pycurl that
976
# try to read the whole response at once)
977
self.assertEqual(1, server.GET_request_nb)
978
self.assertEqual((4, '45'), ireadv.next())
979
self.assertEqual((9, '9'), ireadv.next())
980
# Both implementations issue 3 requests but:
981
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
983
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
984
self.assertEqual(3, server.GET_request_nb)
985
# Finally the client have tried a single range request and stays in
987
self.assertEqual('single', t._range_hint)
989
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
990
"""Errors out when range specifiers exceed the limit"""
992
def get_multiple_ranges(self, file, file_size, ranges):
993
"""Refuses the multiple ranges request"""
994
tcs = self.server.test_case_server
995
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
997
# Emulate apache behavior
998
self.send_error(400, "Bad Request")
1000
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1001
self, file, file_size, ranges)
1004
class LimitedRangeHTTPServer(http_server.HttpServer):
1005
"""An HttpServer erroring out on requests with too much range specifiers"""
1007
def __init__(self, request_handler=LimitedRangeRequestHandler,
1008
protocol_version=None,
1010
http_server.HttpServer.__init__(self, request_handler,
1011
protocol_version=protocol_version)
1012
self.range_limit = range_limit
1015
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1016
"""Tests readv requests against a server erroring out on too much ranges."""
1018
# Requests with more range specifiers will error out
1021
def create_transport_readonly_server(self):
1022
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1023
protocol_version=self._protocol_version)
1025
def get_transport(self):
1026
return self._transport(self.get_readonly_server().get_url())
1029
http_utils.TestCaseWithWebserver.setUp(self)
1030
# We need to manipulate ranges that correspond to real chunks in the
1031
# response, so we build a content appropriately.
1032
filler = ''.join(['abcdefghij' for x in range(102)])
1033
content = ''.join(['%04d' % v + filler for v in range(16)])
1034
self.build_tree_contents([('a', content)],)
1036
def test_few_ranges(self):
1037
t = self.get_transport()
1038
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1039
self.assertEqual(l[0], (0, '0000'))
1040
self.assertEqual(l[1], (1024, '0001'))
1041
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1043
def test_more_ranges(self):
1044
t = self.get_transport()
1045
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1046
self.assertEqual(l[0], (0, '0000'))
1047
self.assertEqual(l[1], (1024, '0001'))
1048
self.assertEqual(l[2], (4096, '0004'))
1049
self.assertEqual(l[3], (8192, '0008'))
1050
# The server will refuse to serve the first request (too much ranges),
1051
# a second request will succeed.
1052
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1055
class TestHttpProxyWhiteBox(tests.TestCase):
1056
"""Whitebox test proxy http authorization.
1058
Only the urllib implementation is tested here.
1062
tests.TestCase.setUp(self)
1067
tests.TestCase.tearDown(self)
1069
def _install_env(self, env):
1070
for name, value in env.iteritems():
1071
self._old_env[name] = osutils.set_or_unset_env(name, value)
1073
def _restore_env(self):
1074
for name, value in self._old_env.iteritems():
1075
osutils.set_or_unset_env(name, value)
1077
def _proxied_request(self):
1078
handler = _urllib2_wrappers.ProxyHandler()
1079
request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
1080
handler.set_proxy(request, 'http')
1083
def test_empty_user(self):
1084
self._install_env({'http_proxy': 'http://bar.com'})
1085
request = self._proxied_request()
1086
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1088
def test_invalid_proxy(self):
1089
"""A proxy env variable without scheme"""
1090
self._install_env({'http_proxy': 'host:1234'})
1091
self.assertRaises(errors.InvalidURL, self._proxied_request)
1094
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1095
"""Tests proxy server.
1097
Be aware that we do not setup a real proxy here. Instead, we
1098
check that the *connection* goes through the proxy by serving
1099
different content (the faked proxy server append '-proxied'
1103
# FIXME: We don't have an https server available, so we don't
1104
# test https connections.
1107
super(TestProxyHttpServer, self).setUp()
1108
self.build_tree_contents([('foo', 'contents of foo\n'),
1109
('foo-proxied', 'proxied contents of foo\n')])
1110
# Let's setup some attributes for tests
1111
self.server = self.get_readonly_server()
1112
self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
1113
if self._testing_pycurl():
1114
# Oh my ! pycurl does not check for the port as part of
1115
# no_proxy :-( So we just test the host part
1116
self.no_proxy_host = 'localhost'
1118
self.no_proxy_host = self.proxy_address
1119
# The secondary server is the proxy
1120
self.proxy = self.get_secondary_server()
1121
self.proxy_url = self.proxy.get_url()
1124
def _testing_pycurl(self):
1125
return pycurl_present and self._transport == PyCurlTransport
1127
def create_transport_secondary_server(self):
1128
"""Creates an http server that will serve files with
1129
'-proxied' appended to their names.
1131
return http_utils.ProxyServer(protocol_version=self._protocol_version)
1133
def _install_env(self, env):
1134
for name, value in env.iteritems():
1135
self._old_env[name] = osutils.set_or_unset_env(name, value)
1137
def _restore_env(self):
1138
for name, value in self._old_env.iteritems():
1139
osutils.set_or_unset_env(name, value)
1141
def proxied_in_env(self, env):
1142
self._install_env(env)
1143
url = self.server.get_url()
1144
t = self._transport(url)
1146
self.assertEqual(t.get('foo').read(), 'proxied contents of foo\n')
1150
def not_proxied_in_env(self, env):
1151
self._install_env(env)
1152
url = self.server.get_url()
1153
t = self._transport(url)
1155
self.assertEqual(t.get('foo').read(), 'contents of foo\n')
1159
def test_http_proxy(self):
1160
self.proxied_in_env({'http_proxy': self.proxy_url})
1162
def test_HTTP_PROXY(self):
1163
if self._testing_pycurl():
1164
# pycurl does not check HTTP_PROXY for security reasons
1165
# (for use in a CGI context that we do not care
1166
# about. Should we ?)
1167
raise tests.TestNotApplicable(
1168
'pycurl does not check HTTP_PROXY for security reasons')
1169
self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
1171
def test_all_proxy(self):
1172
self.proxied_in_env({'all_proxy': self.proxy_url})
1174
def test_ALL_PROXY(self):
1175
self.proxied_in_env({'ALL_PROXY': self.proxy_url})
1177
def test_http_proxy_with_no_proxy(self):
1178
self.not_proxied_in_env({'http_proxy': self.proxy_url,
1179
'no_proxy': self.no_proxy_host})
1181
def test_HTTP_PROXY_with_NO_PROXY(self):
1182
if self._testing_pycurl():
1183
raise tests.TestNotApplicable(
1184
'pycurl does not check HTTP_PROXY for security reasons')
1185
self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1186
'NO_PROXY': self.no_proxy_host})
1188
def test_all_proxy_with_no_proxy(self):
1189
self.not_proxied_in_env({'all_proxy': self.proxy_url,
1190
'no_proxy': self.no_proxy_host})
1192
def test_ALL_PROXY_with_NO_PROXY(self):
1193
self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
1194
'NO_PROXY': self.no_proxy_host})
1196
def test_http_proxy_without_scheme(self):
1197
if self._testing_pycurl():
1198
# pycurl *ignores* invalid proxy env variables. If that ever change
1199
# in the future, this test will fail indicating that pycurl do not
1200
# ignore anymore such variables.
1201
self.not_proxied_in_env({'http_proxy': self.proxy_address})
1203
self.assertRaises(errors.InvalidURL,
1204
self.proxied_in_env,
1205
{'http_proxy': self.proxy_address})
1208
class TestRanges(http_utils.TestCaseWithWebserver):
1209
"""Test the Range header in GET methods."""
1212
http_utils.TestCaseWithWebserver.setUp(self)
1213
self.build_tree_contents([('a', '0123456789')],)
1214
server = self.get_readonly_server()
1215
self.transport = self._transport(server.get_url())
1217
def create_transport_readonly_server(self):
1218
return http_server.HttpServer(protocol_version=self._protocol_version)
1220
def _file_contents(self, relpath, ranges):
1221
offsets = [ (start, end - start + 1) for start, end in ranges]
1222
coalesce = self.transport._coalesce_offsets
1223
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1224
code, data = self.transport._get(relpath, coalesced)
1225
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1226
for start, end in ranges:
1228
yield data.read(end - start + 1)
1230
def _file_tail(self, relpath, tail_amount):
1231
code, data = self.transport._get(relpath, [], tail_amount)
1232
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1233
data.seek(-tail_amount, 2)
1234
return data.read(tail_amount)
1236
def test_range_header(self):
1238
map(self.assertEqual,['0', '234'],
1239
list(self._file_contents('a', [(0,0), (2,4)])),)
1241
def test_range_header_tail(self):
1242
self.assertEqual('789', self._file_tail('a', 3))
1244
def test_syntactically_invalid_range_header(self):
1245
self.assertListRaises(errors.InvalidHttpRange,
1246
self._file_contents, 'a', [(4, 3)])
1248
def test_semantically_invalid_range_header(self):
1249
self.assertListRaises(errors.InvalidHttpRange,
1250
self._file_contents, 'a', [(42, 128)])
1253
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1254
"""Test redirection between http servers."""
1256
def create_transport_secondary_server(self):
1257
"""Create the secondary server redirecting to the primary server"""
1258
new = self.get_readonly_server()
1260
redirecting = http_utils.HTTPServerRedirecting(
1261
protocol_version=self._protocol_version)
1262
redirecting.redirect_to(new.host, new.port)
1266
super(TestHTTPRedirections, self).setUp()
1267
self.build_tree_contents([('a', '0123456789'),
1269
'# Bazaar revision bundle v0.9\n#\n')
1272
self.old_transport = self._transport(self.old_server.get_url())
1274
def test_redirected(self):
1275
self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1276
t = self._transport(self.new_server.get_url())
1277
self.assertEqual('0123456789', t.get('a').read())
1279
def test_read_redirected_bundle_from_url(self):
1280
from bzrlib.bundle import read_bundle_from_url
1281
url = self.old_transport.abspath('bundle')
1282
bundle = read_bundle_from_url(url)
1283
# If read_bundle_from_url was successful we get an empty bundle
1284
self.assertEqual([], bundle.revisions)
1287
class RedirectedRequest(_urllib2_wrappers.Request):
1288
"""Request following redirections. """
1290
init_orig = _urllib2_wrappers.Request.__init__
1292
def __init__(self, method, url, *args, **kwargs):
1296
# Since the tests using this class will replace
1297
# _urllib2_wrappers.Request, we can't just call the base class __init__
1299
RedirectedRequest.init_orig(self, method, url, args, kwargs)
1300
self.follow_redirections = True
1303
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1304
"""Test redirections.
1306
http implementations do not redirect silently anymore (they
1307
do not redirect at all in fact). The mechanism is still in
1308
place at the _urllib2_wrappers.Request level and these tests
1311
For the pycurl implementation
1312
the redirection have been deleted as we may deprecate pycurl
1313
and I have no place to keep a working implementation.
1318
if pycurl_present and self._transport == PyCurlTransport:
1319
raise tests.TestNotApplicable(
1320
"pycurl doesn't redirect silently annymore")
1321
super(TestHTTPSilentRedirections, self).setUp()
1322
self.setup_redirected_request()
1323
self.addCleanup(self.cleanup_redirected_request)
1324
self.build_tree_contents([('a','a'),
1326
('1/a', 'redirected once'),
1328
('2/a', 'redirected twice'),
1330
('3/a', 'redirected thrice'),
1332
('4/a', 'redirected 4 times'),
1334
('5/a', 'redirected 5 times'),
1337
self.old_transport = self._transport(self.old_server.get_url())
1339
def setup_redirected_request(self):
1340
self.original_class = _urllib2_wrappers.Request
1341
_urllib2_wrappers.Request = RedirectedRequest
1343
def cleanup_redirected_request(self):
1344
_urllib2_wrappers.Request = self.original_class
1346
def create_transport_secondary_server(self):
1347
"""Create the secondary server, redirections are defined in the tests"""
1348
return http_utils.HTTPServerRedirecting(
1349
protocol_version=self._protocol_version)
1351
def test_one_redirection(self):
1352
t = self.old_transport
1354
req = RedirectedRequest('GET', t.abspath('a'))
1355
req.follow_redirections = True
1356
new_prefix = 'http://%s:%s' % (self.new_server.host,
1357
self.new_server.port)
1358
self.old_server.redirections = \
1359
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1360
self.assertEquals('redirected once',t._perform(req).read())
1362
def test_five_redirections(self):
1363
t = self.old_transport
1365
req = RedirectedRequest('GET', t.abspath('a'))
1366
req.follow_redirections = True
1367
old_prefix = 'http://%s:%s' % (self.old_server.host,
1368
self.old_server.port)
1369
new_prefix = 'http://%s:%s' % (self.new_server.host,
1370
self.new_server.port)
1371
self.old_server.redirections = [
1372
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1373
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1374
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1375
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1376
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1378
self.assertEquals('redirected 5 times',t._perform(req).read())
1381
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1382
"""Test transport.do_catching_redirections."""
1385
super(TestDoCatchRedirections, self).setUp()
1386
self.build_tree_contents([('a', '0123456789'),],)
1388
self.old_transport = self._transport(self.old_server.get_url())
1390
def get_a(self, transport):
1391
return transport.get('a')
1393
def test_no_redirection(self):
1394
t = self._transport(self.new_server.get_url())
1396
# We use None for redirected so that we fail if redirected
1397
self.assertEquals('0123456789',
1398
transport.do_catching_redirections(
1399
self.get_a, t, None).read())
1401
def test_one_redirection(self):
1402
self.redirections = 0
1404
def redirected(transport, exception, redirection_notice):
1405
self.redirections += 1
1406
dir, file = urlutils.split(exception.target)
1407
return self._transport(dir)
1409
self.assertEquals('0123456789',
1410
transport.do_catching_redirections(
1411
self.get_a, self.old_transport, redirected).read())
1412
self.assertEquals(1, self.redirections)
1414
def test_redirection_loop(self):
1416
def redirected(transport, exception, redirection_notice):
1417
# By using the redirected url as a base dir for the
1418
# *old* transport, we create a loop: a => a/a =>
1420
return self.old_transport.clone(exception.target)
1422
self.assertRaises(errors.TooManyRedirections,
1423
transport.do_catching_redirections,
1424
self.get_a, self.old_transport, redirected)
1427
class TestAuth(http_utils.TestCaseWithWebserver):
1428
"""Test authentication scheme"""
1430
_auth_header = 'Authorization'
1431
_password_prompt_prefix = ''
1434
super(TestAuth, self).setUp()
1435
self.server = self.get_readonly_server()
1436
self.build_tree_contents([('a', 'contents of a\n'),
1437
('b', 'contents of b\n'),])
1439
def create_transport_readonly_server(self):
1440
if self._auth_scheme == 'basic':
1441
server = http_utils.HTTPBasicAuthServer(
1442
protocol_version=self._protocol_version)
1444
if self._auth_scheme != 'digest':
1445
raise AssertionError('Unknown auth scheme: %r'
1446
% self._auth_scheme)
1447
server = http_utils.HTTPDigestAuthServer(
1448
protocol_version=self._protocol_version)
1451
def _testing_pycurl(self):
1452
return pycurl_present and self._transport == PyCurlTransport
1454
def get_user_url(self, user=None, password=None):
1455
"""Build an url embedding user and password"""
1456
url = '%s://' % self.server._url_protocol
1457
if user is not None:
1459
if password is not None:
1460
url += ':' + password
1462
url += '%s:%s/' % (self.server.host, self.server.port)
1465
def get_user_transport(self, user=None, password=None):
1466
return self._transport(self.get_user_url(user, password))
1468
def test_no_user(self):
1469
self.server.add_user('joe', 'foo')
1470
t = self.get_user_transport()
1471
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1472
# Only one 'Authentication Required' error should occur
1473
self.assertEqual(1, self.server.auth_required_errors)
1475
def test_empty_pass(self):
1476
self.server.add_user('joe', '')
1477
t = self.get_user_transport('joe', '')
1478
self.assertEqual('contents of a\n', t.get('a').read())
1479
# Only one 'Authentication Required' error should occur
1480
self.assertEqual(1, self.server.auth_required_errors)
1482
def test_user_pass(self):
1483
self.server.add_user('joe', 'foo')
1484
t = self.get_user_transport('joe', 'foo')
1485
self.assertEqual('contents of a\n', t.get('a').read())
1486
# Only one 'Authentication Required' error should occur
1487
self.assertEqual(1, self.server.auth_required_errors)
1489
def test_unknown_user(self):
1490
self.server.add_user('joe', 'foo')
1491
t = self.get_user_transport('bill', 'foo')
1492
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1493
# Two 'Authentication Required' errors should occur (the
1494
# initial 'who are you' and 'I don't know you, who are
1496
self.assertEqual(2, self.server.auth_required_errors)
1498
def test_wrong_pass(self):
1499
self.server.add_user('joe', 'foo')
1500
t = self.get_user_transport('joe', 'bar')
1501
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1502
# Two 'Authentication Required' errors should occur (the
1503
# initial 'who are you' and 'this is not you, who are you')
1504
self.assertEqual(2, self.server.auth_required_errors)
1506
def test_prompt_for_password(self):
1507
if self._testing_pycurl():
1508
raise tests.TestNotApplicable(
1509
'pycurl cannot prompt, it handles auth by embedding'
1510
' user:pass in urls only')
1512
self.server.add_user('joe', 'foo')
1513
t = self.get_user_transport('joe', None)
1514
stdout = tests.StringIOWrapper()
1515
ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1516
self.assertEqual('contents of a\n',t.get('a').read())
1517
# stdin should be empty
1518
self.assertEqual('', ui.ui_factory.stdin.readline())
1519
self._check_password_prompt(t._unqualified_scheme, 'joe',
1521
# And we shouldn't prompt again for a different request
1522
# against the same transport.
1523
self.assertEqual('contents of b\n',t.get('b').read())
1525
# And neither against a clone
1526
self.assertEqual('contents of b\n',t2.get('b').read())
1527
# Only one 'Authentication Required' error should occur
1528
self.assertEqual(1, self.server.auth_required_errors)
1530
def _check_password_prompt(self, scheme, user, actual_prompt):
1531
expected_prompt = (self._password_prompt_prefix
1532
+ ("%s %s@%s:%d, Realm: '%s' password: "
1534
user, self.server.host, self.server.port,
1535
self.server.auth_realm)))
1536
self.assertEquals(expected_prompt, actual_prompt)
1538
def test_no_prompt_for_password_when_using_auth_config(self):
1539
if self._testing_pycurl():
1540
raise tests.TestNotApplicable(
1541
'pycurl does not support authentication.conf'
1542
' since it cannot prompt')
1546
stdin_content = 'bar\n' # Not the right password
1547
self.server.add_user(user, password)
1548
t = self.get_user_transport(user, None)
1549
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1550
stdout=tests.StringIOWrapper())
1551
# Create a minimal config file with the right password
1552
conf = config.AuthenticationConfig()
1553
conf._get_config().update(
1554
{'httptest': {'scheme': 'http', 'port': self.server.port,
1555
'user': user, 'password': password}})
1557
# Issue a request to the server to connect
1558
self.assertEqual('contents of a\n',t.get('a').read())
1559
# stdin should have been left untouched
1560
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1561
# Only one 'Authentication Required' error should occur
1562
self.assertEqual(1, self.server.auth_required_errors)
1564
def test_changing_nonce(self):
1565
if self._auth_scheme != 'digest':
1566
raise tests.TestNotApplicable('HTTP auth digest only test')
1567
if self._testing_pycurl():
1568
raise tests.KnownFailure(
1569
'pycurl does not handle a nonce change')
1570
self.server.add_user('joe', 'foo')
1571
t = self.get_user_transport('joe', 'foo')
1572
self.assertEqual('contents of a\n', t.get('a').read())
1573
self.assertEqual('contents of b\n', t.get('b').read())
1574
# Only one 'Authentication Required' error should have
1576
self.assertEqual(1, self.server.auth_required_errors)
1577
# The server invalidates the current nonce
1578
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1579
self.assertEqual('contents of a\n', t.get('a').read())
1580
# Two 'Authentication Required' errors should occur (the
1581
# initial 'who are you' and a second 'who are you' with the new nonce)
1582
self.assertEqual(2, self.server.auth_required_errors)
1586
class TestProxyAuth(TestAuth):
1587
"""Test proxy authentication schemes."""
1589
_auth_header = 'Proxy-authorization'
1590
_password_prompt_prefix='Proxy '
1593
super(TestProxyAuth, self).setUp()
1595
self.addCleanup(self._restore_env)
1596
# Override the contents to avoid false positives
1597
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1598
('b', 'not proxied contents of b\n'),
1599
('a-proxied', 'contents of a\n'),
1600
('b-proxied', 'contents of b\n'),
1603
def create_transport_readonly_server(self):
1604
if self._auth_scheme == 'basic':
1605
server = http_utils.ProxyBasicAuthServer(
1606
protocol_version=self._protocol_version)
1608
if self._auth_scheme != 'digest':
1609
raise AssertionError('Unknown auth scheme: %r'
1610
% self._auth_scheme)
1611
server = http_utils.ProxyDigestAuthServer(
1612
protocol_version=self._protocol_version)
1615
def get_user_transport(self, user=None, password=None):
1616
self._install_env({'all_proxy': self.get_user_url(user, password)})
1617
return self._transport(self.server.get_url())
1619
def _install_env(self, env):
1620
for name, value in env.iteritems():
1621
self._old_env[name] = osutils.set_or_unset_env(name, value)
1623
def _restore_env(self):
1624
for name, value in self._old_env.iteritems():
1625
osutils.set_or_unset_env(name, value)
1627
def test_empty_pass(self):
1628
if self._testing_pycurl():
1630
if pycurl.version_info()[1] < '7.16.0':
1631
raise tests.KnownFailure(
1632
'pycurl < 7.16.0 does not handle empty proxy passwords')
1633
super(TestProxyAuth, self).test_empty_pass()
1636
class SampleSocket(object):
1637
"""A socket-like object for use in testing the HTTP request handler."""
1639
def __init__(self, socket_read_content):
1640
"""Constructs a sample socket.
1642
:param socket_read_content: a byte sequence
1644
# Use plain python StringIO so we can monkey-patch the close method to
1645
# not discard the contents.
1646
from StringIO import StringIO
1647
self.readfile = StringIO(socket_read_content)
1648
self.writefile = StringIO()
1649
self.writefile.close = lambda: None
1651
def makefile(self, mode='r', bufsize=None):
1653
return self.readfile
1655
return self.writefile
1658
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1661
super(SmartHTTPTunnellingTest, self).setUp()
1662
# We use the VFS layer as part of HTTP tunnelling tests.
1663
self._captureVar('BZR_NO_SMART_VFS', None)
1664
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1666
def create_transport_readonly_server(self):
1667
return http_utils.HTTPServerWithSmarts(
1668
protocol_version=self._protocol_version)
1670
def test_bulk_data(self):
1671
# We should be able to send and receive bulk data in a single message.
1672
# The 'readv' command in the smart protocol both sends and receives
1673
# bulk data, so we use that.
1674
self.build_tree(['data-file'])
1675
http_server = self.get_readonly_server()
1676
http_transport = self._transport(http_server.get_url())
1677
medium = http_transport.get_smart_medium()
1678
# Since we provide the medium, the url below will be mostly ignored
1679
# during the test, as long as the path is '/'.
1680
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1683
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1685
def test_http_send_smart_request(self):
1687
post_body = 'hello\n'
1688
expected_reply_body = 'ok\x012\n'
1690
http_server = self.get_readonly_server()
1691
http_transport = self._transport(http_server.get_url())
1692
medium = http_transport.get_smart_medium()
1693
response = medium.send_http_smart_request(post_body)
1694
reply_body = response.read()
1695
self.assertEqual(expected_reply_body, reply_body)
1697
def test_smart_http_server_post_request_handler(self):
1698
httpd = self.get_readonly_server()._get_httpd()
1700
socket = SampleSocket(
1701
'POST /.bzr/smart %s \r\n' % self._protocol_version
1702
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1704
+ 'Content-Length: 6\r\n'
1707
# Beware: the ('localhost', 80) below is the
1708
# client_address parameter, but we don't have one because
1709
# we have defined a socket which is not bound to an
1710
# address. The test framework never uses this client
1711
# address, so far...
1712
request_handler = http_utils.SmartRequestHandler(socket,
1715
response = socket.writefile.getvalue()
1716
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1717
# This includes the end of the HTTP headers, and all the body.
1718
expected_end_of_response = '\r\n\r\nok\x012\n'
1719
self.assertEndsWith(response, expected_end_of_response)
1722
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1723
"""No smart server here request handler."""
1726
self.send_error(403, "Forbidden")
1729
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1730
"""Test smart client behaviour against an http server without smarts."""
1732
_req_handler_class = ForbiddenRequestHandler
1734
def test_probe_smart_server(self):
1735
"""Test error handling against server refusing smart requests."""
1736
server = self.get_readonly_server()
1737
t = self._transport(server.get_url())
1738
# No need to build a valid smart request here, the server will not even
1739
# try to interpret it.
1740
self.assertRaises(errors.SmartProtocolError,
1741
t.send_http_smart_request, 'whatever')
156
import bzrlib.transport.http._urllib
157
from bzrlib.transport import get_transport
158
# urlllib should always be present
159
t = get_transport('http+urllib://bzr.google.com/')
160
self.assertIsInstance(t, Transport)
161
self.assertIsInstance(t, bzrlib.transport.http._urllib.HttpTransport_urllib)
added
removed
bzrlib/tests/test_http.py
