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
# FIXME: This test should be repeated for each available http client
18
# implementation; at the moment we have urllib and pycurl.
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.
20
23
# 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
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):
41
remote as _mod_remote,
47
from bzrlib.tests import (
51
from bzrlib.transport import (
55
from bzrlib.transport.http import (
62
from bzrlib.transport.http._pycurl import PyCurlTransport
64
except errors.DependencyNotPresent:
65
pycurl_present = False
68
class TransportAdapter(tests.TestScenarioApplier):
69
"""Generate the same test for each transport implementation."""
72
transport_scenarios = [
73
('urllib', dict(_transport=_urllib.HttpTransport_urllib,
74
_server=http_server.HttpServer_urllib,
75
_qualified_prefix='http+urllib',)),
78
transport_scenarios.append(
79
('pycurl', dict(_transport=PyCurlTransport,
80
_server=http_server.HttpServer_PyCurl,
81
_qualified_prefix='http+pycurl',)))
82
self.scenarios = transport_scenarios
85
class TransportProtocolAdapter(TransportAdapter):
86
"""Generate the same test for each protocol implementation.
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In addition to the transport adaptatation that we inherit from.
92
super(TransportProtocolAdapter, self).__init__()
93
protocol_scenarios = [
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('HTTP/1.0', dict(_protocol_version='HTTP/1.0')),
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('HTTP/1.1', dict(_protocol_version='HTTP/1.1')),
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self.scenarios = tests.multiply_scenarios(self.scenarios,
101
class TransportProtocolAuthenticationAdapter(TransportProtocolAdapter):
102
"""Generate the same test for each authentication scheme implementation.
104
In addition to the protocol adaptatation that we inherit from.
108
super(TransportProtocolAuthenticationAdapter, self).__init__()
109
auth_scheme_scenarios = [
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('basic', dict(_auth_scheme='basic')),
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('digest', dict(_auth_scheme='digest')),
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self.scenarios = tests.multiply_scenarios(self.scenarios,
115
auth_scheme_scenarios)
117
def load_tests(standard_tests, module, loader):
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"""Multiply tests for http clients and protocol versions."""
119
# one for each transport
120
t_adapter = TransportAdapter()
121
t_classes= (TestHttpTransportRegistration,
122
TestHttpTransportUrls,
125
is_testing_for_transports = tests.condition_isinstance(t_classes)
127
# multiplied by one for each protocol version
128
tp_adapter = TransportProtocolAdapter()
129
tp_classes= (SmartHTTPTunnellingTest,
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TestDoCatchRedirections,
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TestHTTPRedirections,
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TestHTTPSilentRedirections,
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TestLimitedRangeRequestServer,
138
TestSpecificRequestHandler,
140
is_also_testing_for_protocols = tests.condition_isinstance(tp_classes)
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# multiplied by one for each authentication scheme
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tpa_adapter = TransportProtocolAuthenticationAdapter()
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tpa_classes = (TestAuth,
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is_also_testing_for_authentication = tests.condition_isinstance(
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result = loader.suiteClass()
150
for test_class in tests.iter_suite_tests(standard_tests):
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# Each test class is either standalone or testing for some combination
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# of transport, protocol version, authentication scheme. Use the right
153
# adpater (or none) depending on the class.
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if is_testing_for_transports(test_class):
155
result.addTests(t_adapter.adapt(test_class))
156
elif is_also_testing_for_protocols(test_class):
157
result.addTests(tp_adapter.adapt(test_class))
158
elif is_also_testing_for_authentication(test_class):
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result.addTests(tpa_adapter.adapt(test_class))
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result.addTest(test_class)
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class FakeManager(object):
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167
def __init__(self):
32
168
self.credentials = []
34
170
def add_password(self, realm, host, username, password):
35
171
self.credentials.append([realm, host, username, password])
38
class TestHttpUrls(TestCase):
174
class RecordingServer(object):
175
"""A fake HTTP server.
177
It records the bytes sent to it, and replies with a 200.
180
def __init__(self, expect_body_tail=None):
183
:type expect_body_tail: str
184
:param expect_body_tail: a reply won't be sent until this string is
187
self._expect_body_tail = expect_body_tail
190
self.received_bytes = ''
193
self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
194
self._sock.bind(('127.0.0.1', 0))
195
self.host, self.port = self._sock.getsockname()
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self._ready = threading.Event()
197
self._thread = threading.Thread(target=self._accept_read_and_reply)
198
self._thread.setDaemon(True)
202
def _accept_read_and_reply(self):
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self._sock.settimeout(5)
207
conn, address = self._sock.accept()
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# On win32, the accepted connection will be non-blocking to start
209
# with because we're using settimeout.
210
conn.setblocking(True)
211
while not self.received_bytes.endswith(self._expect_body_tail):
212
self.received_bytes += conn.recv(4096)
213
conn.sendall('HTTP/1.1 200 OK\r\n')
214
except socket.timeout:
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# Make sure the client isn't stuck waiting for us to e.g. accept.
218
# The client may have already closed the socket.
225
# We might have already closed it. We don't care.
231
class TestHTTPServer(tests.TestCase):
232
"""Test the HTTP servers implementations."""
234
def test_invalid_protocol(self):
235
class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
237
protocol_version = 'HTTP/0.1'
239
server = http_server.HttpServer(BogusRequestHandler)
241
self.assertRaises(httplib.UnknownProtocol,server.setUp)
244
self.fail('HTTP Server creation did not raise UnknownProtocol')
246
def test_force_invalid_protocol(self):
247
server = http_server.HttpServer(protocol_version='HTTP/0.1')
249
self.assertRaises(httplib.UnknownProtocol,server.setUp)
252
self.fail('HTTP Server creation did not raise UnknownProtocol')
254
def test_server_start_and_stop(self):
255
server = http_server.HttpServer()
257
self.assertTrue(server._http_running)
259
self.assertFalse(server._http_running)
261
def test_create_http_server_one_zero(self):
262
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
264
protocol_version = 'HTTP/1.0'
266
server = http_server.HttpServer(RequestHandlerOneZero)
268
self.addCleanup(server.tearDown)
269
self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
271
def test_create_http_server_one_one(self):
272
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
274
protocol_version = 'HTTP/1.1'
276
server = http_server.HttpServer(RequestHandlerOneOne)
278
self.addCleanup(server.tearDown)
279
self.assertIsInstance(server._httpd,
280
http_server.TestingThreadingHTTPServer)
282
def test_create_http_server_force_one_one(self):
283
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
285
protocol_version = 'HTTP/1.0'
287
server = http_server.HttpServer(RequestHandlerOneZero,
288
protocol_version='HTTP/1.1')
290
self.addCleanup(server.tearDown)
291
self.assertIsInstance(server._httpd,
292
http_server.TestingThreadingHTTPServer)
294
def test_create_http_server_force_one_zero(self):
295
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
297
protocol_version = 'HTTP/1.1'
299
server = http_server.HttpServer(RequestHandlerOneOne,
300
protocol_version='HTTP/1.0')
302
self.addCleanup(server.tearDown)
303
self.assertIsInstance(server._httpd,
304
http_server.TestingHTTPServer)
307
class TestWithTransport_pycurl(object):
308
"""Test case to inherit from if pycurl is present"""
310
def _get_pycurl_maybe(self):
312
from bzrlib.transport.http._pycurl import PyCurlTransport
313
return PyCurlTransport
314
except errors.DependencyNotPresent:
315
raise tests.TestSkipped('pycurl not present')
317
_transport = property(_get_pycurl_maybe)
320
class TestHttpUrls(tests.TestCase):
322
# TODO: This should be moved to authorization tests once they
39
325
def test_url_parsing(self):
41
url = extract_auth('http://example.com', f)
327
url = http.extract_auth('http://example.com', f)
42
328
self.assertEquals('http://example.com', url)
43
329
self.assertEquals(0, len(f.credentials))
44
url = extract_auth('http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
330
url = http.extract_auth(
331
'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
45
332
self.assertEquals('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
46
333
self.assertEquals(1, len(f.credentials))
47
self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'], f.credentials[0])
334
self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'],
338
class TestHttpTransportUrls(tests.TestCase):
339
"""Test the http urls."""
49
341
def test_abs_url(self):
50
342
"""Construction of absolute http URLs"""
51
t = HttpTransport_urllib('http://bazaar-vcs.org/bzr/bzr.dev/')
343
t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
52
344
eq = self.assertEqualDiff
54
'http://bazaar-vcs.org/bzr/bzr.dev')
55
eq(t.abspath('foo/bar'),
56
'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
58
'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
345
eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
346
eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
347
eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
59
348
eq(t.abspath('.bzr/1//2/./3'),
60
349
'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
62
351
def test_invalid_http_urls(self):
63
352
"""Trap invalid construction of urls"""
64
t = HttpTransport_urllib('http://bazaar-vcs.org/bzr/bzr.dev/')
65
self.assertRaises(ValueError,
68
self.assertRaises(ValueError,
353
t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
354
self.assertRaises(errors.InvalidURL,
356
'http://http://bazaar-vcs.org/bzr/bzr.dev/')
72
358
def test_http_root_urls(self):
73
359
"""Construction of URLs from server root"""
74
t = HttpTransport_urllib('http://bzr.ozlabs.org/')
360
t = self._transport('http://bzr.ozlabs.org/')
75
361
eq = self.assertEqualDiff
76
362
eq(t.abspath('.bzr/tree-version'),
77
363
'http://bzr.ozlabs.org/.bzr/tree-version')
79
365
def test_http_impl_urls(self):
80
366
"""There are servers which ask for particular clients to connect"""
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',
367
server = self._server()
370
url = server.get_url()
371
self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
376
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
378
# TODO: This should really be moved into another pycurl
379
# specific test. When https tests will be implemented, take
380
# this one into account.
381
def test_pycurl_without_https_support(self):
382
"""Test that pycurl without SSL do not fail with a traceback.
384
For the purpose of the test, we force pycurl to ignore
385
https by supplying a fake version_info that do not
391
raise tests.TestSkipped('pycurl not present')
393
version_info_orig = pycurl.version_info
395
# Now that we have pycurl imported, we can fake its version_info
396
# This was taken from a windows pycurl without SSL
398
pycurl.version_info = lambda : (2,
406
('ftp', 'gopher', 'telnet',
407
'dict', 'ldap', 'http', 'file'),
411
self.assertRaises(errors.DependencyNotPresent, self._transport,
412
'https://launchpad.net')
414
# Restore the right function
415
pycurl.version_info = version_info_orig
418
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
419
"""Test the http connections."""
422
http_utils.TestCaseWithWebserver.setUp(self)
423
self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
97
424
transport=self.get_transport())
99
426
def test_http_has(self):
120
447
'contents of foo/bar\n')
121
448
self.assertEqual(len(server.logs), 1)
122
449
self.assertTrue(server.logs[0].find(
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):
450
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
451
% bzrlib.__version__) > -1)
453
def test_has_on_bogus_host(self):
454
# Get a free address and don't 'accept' on it, so that we
455
# can be sure there is no http handler there, but set a
456
# reasonable timeout to not slow down tests too much.
457
default_timeout = socket.getdefaulttimeout()
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):
459
socket.setdefaulttimeout(2)
461
s.bind(('localhost', 0))
462
t = self._transport('http://%s:%s/' % s.getsockname())
463
self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
465
socket.setdefaulttimeout(default_timeout)
468
class TestHttpTransportRegistration(tests.TestCase):
153
469
"""Test registrations of various http implementations"""
155
471
def test_http_registered(self):
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)
472
t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
473
self.assertIsInstance(t, transport.Transport)
474
self.assertIsInstance(t, self._transport)
477
class TestPost(tests.TestCase):
479
def test_post_body_is_received(self):
480
server = RecordingServer(expect_body_tail='end-of-body')
482
self.addCleanup(server.tearDown)
483
scheme = self._qualified_prefix
484
url = '%s://%s:%s/' % (scheme, server.host, server.port)
485
http_transport = self._transport(url)
486
code, response = http_transport._post('abc def end-of-body')
488
server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
489
self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
490
# The transport should not be assuming that the server can accept
491
# chunked encoding the first time it connects, because HTTP/1.1, so we
492
# check for the literal string.
494
server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
497
class TestRangeHeader(tests.TestCase):
498
"""Test range_header method"""
500
def check_header(self, value, ranges=[], tail=0):
501
offsets = [ (start, end - start + 1) for start, end in ranges]
502
coalesce = transport.Transport._coalesce_offsets
503
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
504
range_header = http.HttpTransportBase._range_header
505
self.assertEqual(value, range_header(coalesced, tail))
507
def test_range_header_single(self):
508
self.check_header('0-9', ranges=[(0,9)])
509
self.check_header('100-109', ranges=[(100,109)])
511
def test_range_header_tail(self):
512
self.check_header('-10', tail=10)
513
self.check_header('-50', tail=50)
515
def test_range_header_multi(self):
516
self.check_header('0-9,100-200,300-5000',
517
ranges=[(0,9), (100, 200), (300,5000)])
519
def test_range_header_mixed(self):
520
self.check_header('0-9,300-5000,-50',
521
ranges=[(0,9), (300,5000)],
525
class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
526
"""Tests a specific request handler.
528
Daughter classes are expected to override _req_handler_class
531
# Provide a useful default
532
_req_handler_class = http_server.TestingHTTPRequestHandler
534
def create_transport_readonly_server(self):
535
return http_server.HttpServer(self._req_handler_class,
536
protocol_version=self._protocol_version)
538
def _testing_pycurl(self):
539
return pycurl_present and self._transport == PyCurlTransport
542
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
543
"""Whatever request comes in, close the connection"""
545
def handle_one_request(self):
546
"""Handle a single HTTP request, by abruptly closing the connection"""
547
self.close_connection = 1
550
class TestWallServer(TestSpecificRequestHandler):
551
"""Tests exceptions during the connection phase"""
553
_req_handler_class = WallRequestHandler
555
def test_http_has(self):
556
server = self.get_readonly_server()
557
t = self._transport(server.get_url())
558
# Unfortunately httplib (see HTTPResponse._read_status
559
# for details) make no distinction between a closed
560
# socket and badly formatted status line, so we can't
561
# just test for ConnectionError, we have to test
562
# InvalidHttpResponse too.
563
self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
566
def test_http_get(self):
567
server = self.get_readonly_server()
568
t = self._transport(server.get_url())
569
self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
573
class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
574
"""Whatever request comes in, returns a bad status"""
576
def parse_request(self):
577
"""Fakes handling a single HTTP request, returns a bad status"""
578
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
579
self.send_response(0, "Bad status")
580
self.close_connection = 1
584
class TestBadStatusServer(TestSpecificRequestHandler):
585
"""Tests bad status from server."""
587
_req_handler_class = BadStatusRequestHandler
589
def test_http_has(self):
590
server = self.get_readonly_server()
591
t = self._transport(server.get_url())
592
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
594
def test_http_get(self):
595
server = self.get_readonly_server()
596
t = self._transport(server.get_url())
597
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
600
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
601
"""Whatever request comes in, returns an invalid status"""
603
def parse_request(self):
604
"""Fakes handling a single HTTP request, returns a bad status"""
605
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
606
self.wfile.write("Invalid status line\r\n")
610
class TestInvalidStatusServer(TestBadStatusServer):
611
"""Tests invalid status from server.
613
Both implementations raises the same error as for a bad status.
616
_req_handler_class = InvalidStatusRequestHandler
618
def test_http_has(self):
619
if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
620
raise tests.KnownFailure(
621
'pycurl hangs if the server send back garbage')
622
super(TestInvalidStatusServer, self).test_http_has()
624
def test_http_get(self):
625
if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
626
raise tests.KnownFailure(
627
'pycurl hangs if the server send back garbage')
628
super(TestInvalidStatusServer, self).test_http_get()
631
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
632
"""Whatever request comes in, returns a bad protocol version"""
634
def parse_request(self):
635
"""Fakes handling a single HTTP request, returns a bad status"""
636
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
637
# Returns an invalid protocol version, but curl just
638
# ignores it and those cannot be tested.
639
self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
641
'Look at my protocol version'))
645
class TestBadProtocolServer(TestSpecificRequestHandler):
646
"""Tests bad protocol from server."""
648
_req_handler_class = BadProtocolRequestHandler
651
if pycurl_present and self._transport == PyCurlTransport:
652
raise tests.TestNotApplicable(
653
"pycurl doesn't check the protocol version")
654
super(TestBadProtocolServer, self).setUp()
656
def test_http_has(self):
657
server = self.get_readonly_server()
658
t = self._transport(server.get_url())
659
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
661
def test_http_get(self):
662
server = self.get_readonly_server()
663
t = self._transport(server.get_url())
664
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
667
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
668
"""Whatever request comes in, returns a 403 code"""
670
def parse_request(self):
671
"""Handle a single HTTP request, by replying we cannot handle it"""
672
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
677
class TestForbiddenServer(TestSpecificRequestHandler):
678
"""Tests forbidden server"""
680
_req_handler_class = ForbiddenRequestHandler
682
def test_http_has(self):
683
server = self.get_readonly_server()
684
t = self._transport(server.get_url())
685
self.assertRaises(errors.TransportError, t.has, 'foo/bar')
687
def test_http_get(self):
688
server = self.get_readonly_server()
689
t = self._transport(server.get_url())
690
self.assertRaises(errors.TransportError, t.get, 'foo/bar')
693
class TestRecordingServer(tests.TestCase):
695
def test_create(self):
696
server = RecordingServer(expect_body_tail=None)
697
self.assertEqual('', server.received_bytes)
698
self.assertEqual(None, server.host)
699
self.assertEqual(None, server.port)
701
def test_setUp_and_tearDown(self):
702
server = RecordingServer(expect_body_tail=None)
705
self.assertNotEqual(None, server.host)
706
self.assertNotEqual(None, server.port)
709
self.assertEqual(None, server.host)
710
self.assertEqual(None, server.port)
712
def test_send_receive_bytes(self):
713
server = RecordingServer(expect_body_tail='c')
715
self.addCleanup(server.tearDown)
716
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
717
sock.connect((server.host, server.port))
719
self.assertEqual('HTTP/1.1 200 OK\r\n',
720
osutils.recv_all(sock, 4096))
721
self.assertEqual('abc', server.received_bytes)
724
class TestRangeRequestServer(TestSpecificRequestHandler):
725
"""Tests readv requests against server.
727
We test against default "normal" server.
731
super(TestRangeRequestServer, self).setUp()
732
self.build_tree_contents([('a', '0123456789')],)
734
def test_readv(self):
735
server = self.get_readonly_server()
736
t = self._transport(server.get_url())
737
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
738
self.assertEqual(l[0], (0, '0'))
739
self.assertEqual(l[1], (1, '1'))
740
self.assertEqual(l[2], (3, '34'))
741
self.assertEqual(l[3], (9, '9'))
743
def test_readv_out_of_order(self):
744
server = self.get_readonly_server()
745
t = self._transport(server.get_url())
746
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
747
self.assertEqual(l[0], (1, '1'))
748
self.assertEqual(l[1], (9, '9'))
749
self.assertEqual(l[2], (0, '0'))
750
self.assertEqual(l[3], (3, '34'))
752
def test_readv_invalid_ranges(self):
753
server = self.get_readonly_server()
754
t = self._transport(server.get_url())
756
# This is intentionally reading off the end of the file
757
# since we are sure that it cannot get there
758
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
759
t.readv, 'a', [(1,1), (8,10)])
761
# This is trying to seek past the end of the file, it should
762
# also raise a special error
763
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
764
t.readv, 'a', [(12,2)])
766
def test_readv_multiple_get_requests(self):
767
server = self.get_readonly_server()
768
t = self._transport(server.get_url())
769
# force transport to issue multiple requests
770
t._max_readv_combine = 1
771
t._max_get_ranges = 1
772
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
773
self.assertEqual(l[0], (0, '0'))
774
self.assertEqual(l[1], (1, '1'))
775
self.assertEqual(l[2], (3, '34'))
776
self.assertEqual(l[3], (9, '9'))
777
# The server should have issued 4 requests
778
self.assertEqual(4, server.GET_request_nb)
780
def test_readv_get_max_size(self):
781
server = self.get_readonly_server()
782
t = self._transport(server.get_url())
783
# force transport to issue multiple requests by limiting the number of
784
# bytes by request. Note that this apply to coalesced offsets only, a
785
# single range will keep its size even if bigger than the limit.
787
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
788
self.assertEqual(l[0], (0, '0'))
789
self.assertEqual(l[1], (1, '1'))
790
self.assertEqual(l[2], (2, '2345'))
791
self.assertEqual(l[3], (6, '6789'))
792
# The server should have issued 3 requests
793
self.assertEqual(3, server.GET_request_nb)
795
def test_complete_readv_leave_pipe_clean(self):
796
server = self.get_readonly_server()
797
t = self._transport(server.get_url())
798
# force transport to issue multiple requests
800
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
801
# The server should have issued 3 requests
802
self.assertEqual(3, server.GET_request_nb)
803
self.assertEqual('0123456789', t.get_bytes('a'))
804
self.assertEqual(4, server.GET_request_nb)
806
def test_incomplete_readv_leave_pipe_clean(self):
807
server = self.get_readonly_server()
808
t = self._transport(server.get_url())
809
# force transport to issue multiple requests
811
# Don't collapse readv results into a list so that we leave unread
812
# bytes on the socket
813
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
814
self.assertEqual((0, '0'), ireadv.next())
815
# The server should have issued one request so far
816
self.assertEqual(1, server.GET_request_nb)
817
self.assertEqual('0123456789', t.get_bytes('a'))
818
# get_bytes issued an additional request, the readv pending ones are
820
self.assertEqual(2, server.GET_request_nb)
823
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
824
"""Always reply to range request as if they were single.
826
Don't be explicit about it, just to annoy the clients.
829
def get_multiple_ranges(self, file, file_size, ranges):
830
"""Answer as if it was a single range request and ignores the rest"""
831
(start, end) = ranges[0]
832
return self.get_single_range(file, file_size, start, end)
835
class TestSingleRangeRequestServer(TestRangeRequestServer):
836
"""Test readv against a server which accept only single range requests"""
838
_req_handler_class = SingleRangeRequestHandler
841
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
842
"""Only reply to simple range requests, errors out on multiple"""
844
def get_multiple_ranges(self, file, file_size, ranges):
845
"""Refuses the multiple ranges request"""
848
self.send_error(416, "Requested range not satisfiable")
850
(start, end) = ranges[0]
851
return self.get_single_range(file, file_size, start, end)
854
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
855
"""Test readv against a server which only accept single range requests"""
857
_req_handler_class = SingleOnlyRangeRequestHandler
860
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
861
"""Ignore range requests without notice"""
864
# Update the statistics
865
self.server.test_case_server.GET_request_nb += 1
866
# Just bypass the range handling done by TestingHTTPRequestHandler
867
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
870
class TestNoRangeRequestServer(TestRangeRequestServer):
871
"""Test readv against a server which do not accept range requests"""
873
_req_handler_class = NoRangeRequestHandler
876
class MultipleRangeWithoutContentLengthRequestHandler(
877
http_server.TestingHTTPRequestHandler):
878
"""Reply to multiple range requests without content length header."""
880
def get_multiple_ranges(self, file, file_size, ranges):
881
self.send_response(206)
882
self.send_header('Accept-Ranges', 'bytes')
883
boundary = "%d" % random.randint(0,0x7FFFFFFF)
884
self.send_header("Content-Type",
885
"multipart/byteranges; boundary=%s" % boundary)
887
for (start, end) in ranges:
888
self.wfile.write("--%s\r\n" % boundary)
889
self.send_header("Content-type", 'application/octet-stream')
890
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
894
self.send_range_content(file, start, end - start + 1)
896
self.wfile.write("--%s\r\n" % boundary)
899
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
901
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
904
class TruncatedMultipleRangeRequestHandler(
905
http_server.TestingHTTPRequestHandler):
906
"""Reply to multiple range requests truncating the last ones.
908
This server generates responses whose Content-Length describes all the
909
ranges, but fail to include the last ones leading to client short reads.
910
This has been observed randomly with lighttpd (bug #179368).
913
_truncated_ranges = 2
915
def get_multiple_ranges(self, file, file_size, ranges):
916
self.send_response(206)
917
self.send_header('Accept-Ranges', 'bytes')
919
self.send_header('Content-Type',
920
'multipart/byteranges; boundary=%s' % boundary)
921
boundary_line = '--%s\r\n' % boundary
922
# Calculate the Content-Length
924
for (start, end) in ranges:
925
content_length += len(boundary_line)
926
content_length += self._header_line_length(
927
'Content-type', 'application/octet-stream')
928
content_length += self._header_line_length(
929
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
930
content_length += len('\r\n') # end headers
931
content_length += end - start # + 1
932
content_length += len(boundary_line)
933
self.send_header('Content-length', content_length)
936
# Send the multipart body
938
for (start, end) in ranges:
939
self.wfile.write(boundary_line)
940
self.send_header('Content-type', 'application/octet-stream')
941
self.send_header('Content-Range', 'bytes %d-%d/%d'
942
% (start, end, file_size))
944
if cur + self._truncated_ranges >= len(ranges):
945
# Abruptly ends the response and close the connection
946
self.close_connection = 1
948
self.send_range_content(file, start, end - start + 1)
951
self.wfile.write(boundary_line)
954
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
956
_req_handler_class = TruncatedMultipleRangeRequestHandler
959
super(TestTruncatedMultipleRangeServer, self).setUp()
960
self.build_tree_contents([('a', '0123456789')],)
962
def test_readv_with_short_reads(self):
963
server = self.get_readonly_server()
964
t = self._transport(server.get_url())
965
# Force separate ranges for each offset
966
t._bytes_to_read_before_seek = 0
967
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
968
self.assertEqual((0, '0'), ireadv.next())
969
self.assertEqual((2, '2'), ireadv.next())
970
if not self._testing_pycurl():
971
# Only one request have been issued so far (except for pycurl that
972
# try to read the whole response at once)
973
self.assertEqual(1, server.GET_request_nb)
974
self.assertEqual((4, '45'), ireadv.next())
975
self.assertEqual((9, '9'), ireadv.next())
976
# Both implementations issue 3 requests but:
977
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
979
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
980
self.assertEqual(3, server.GET_request_nb)
981
# Finally the client have tried a single range request and stays in
983
self.assertEqual('single', t._range_hint)
985
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
986
"""Errors out when range specifiers exceed the limit"""
988
def get_multiple_ranges(self, file, file_size, ranges):
989
"""Refuses the multiple ranges request"""
990
tcs = self.server.test_case_server
991
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
993
# Emulate apache behavior
994
self.send_error(400, "Bad Request")
996
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
997
self, file, file_size, ranges)
1000
class LimitedRangeHTTPServer(http_server.HttpServer):
1001
"""An HttpServer erroring out on requests with too much range specifiers"""
1003
def __init__(self, request_handler=LimitedRangeRequestHandler,
1004
protocol_version=None,
1006
http_server.HttpServer.__init__(self, request_handler,
1007
protocol_version=protocol_version)
1008
self.range_limit = range_limit
1011
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1012
"""Tests readv requests against a server erroring out on too much ranges."""
1014
# Requests with more range specifiers will error out
1017
def create_transport_readonly_server(self):
1018
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1019
protocol_version=self._protocol_version)
1021
def get_transport(self):
1022
return self._transport(self.get_readonly_server().get_url())
1025
http_utils.TestCaseWithWebserver.setUp(self)
1026
# We need to manipulate ranges that correspond to real chunks in the
1027
# response, so we build a content appropriately.
1028
filler = ''.join(['abcdefghij' for x in range(102)])
1029
content = ''.join(['%04d' % v + filler for v in range(16)])
1030
self.build_tree_contents([('a', content)],)
1032
def test_few_ranges(self):
1033
t = self.get_transport()
1034
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1035
self.assertEqual(l[0], (0, '0000'))
1036
self.assertEqual(l[1], (1024, '0001'))
1037
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1039
def test_more_ranges(self):
1040
t = self.get_transport()
1041
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1042
self.assertEqual(l[0], (0, '0000'))
1043
self.assertEqual(l[1], (1024, '0001'))
1044
self.assertEqual(l[2], (4096, '0004'))
1045
self.assertEqual(l[3], (8192, '0008'))
1046
# The server will refuse to serve the first request (too much ranges),
1047
# a second request will succeed.
1048
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1051
class TestHttpProxyWhiteBox(tests.TestCase):
1052
"""Whitebox test proxy http authorization.
1054
Only the urllib implementation is tested here.
1058
tests.TestCase.setUp(self)
1063
tests.TestCase.tearDown(self)
1065
def _install_env(self, env):
1066
for name, value in env.iteritems():
1067
self._old_env[name] = osutils.set_or_unset_env(name, value)
1069
def _restore_env(self):
1070
for name, value in self._old_env.iteritems():
1071
osutils.set_or_unset_env(name, value)
1073
def _proxied_request(self):
1074
handler = _urllib2_wrappers.ProxyHandler()
1075
request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
1076
handler.set_proxy(request, 'http')
1079
def test_empty_user(self):
1080
self._install_env({'http_proxy': 'http://bar.com'})
1081
request = self._proxied_request()
1082
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1084
def test_invalid_proxy(self):
1085
"""A proxy env variable without scheme"""
1086
self._install_env({'http_proxy': 'host:1234'})
1087
self.assertRaises(errors.InvalidURL, self._proxied_request)
1090
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1091
"""Tests proxy server.
1093
Be aware that we do not setup a real proxy here. Instead, we
1094
check that the *connection* goes through the proxy by serving
1095
different content (the faked proxy server append '-proxied'
1099
# FIXME: We don't have an https server available, so we don't
1100
# test https connections.
1103
super(TestProxyHttpServer, self).setUp()
1104
self.build_tree_contents([('foo', 'contents of foo\n'),
1105
('foo-proxied', 'proxied contents of foo\n')])
1106
# Let's setup some attributes for tests
1107
self.server = self.get_readonly_server()
1108
self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
1109
if self._testing_pycurl():
1110
# Oh my ! pycurl does not check for the port as part of
1111
# no_proxy :-( So we just test the host part
1112
self.no_proxy_host = 'localhost'
1114
self.no_proxy_host = self.proxy_address
1115
# The secondary server is the proxy
1116
self.proxy = self.get_secondary_server()
1117
self.proxy_url = self.proxy.get_url()
1120
def _testing_pycurl(self):
1121
return pycurl_present and self._transport == PyCurlTransport
1123
def create_transport_secondary_server(self):
1124
"""Creates an http server that will serve files with
1125
'-proxied' appended to their names.
1127
return http_utils.ProxyServer(protocol_version=self._protocol_version)
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)
1133
def _restore_env(self):
1134
for name, value in self._old_env.iteritems():
1135
osutils.set_or_unset_env(name, value)
1137
def proxied_in_env(self, env):
1138
self._install_env(env)
1139
url = self.server.get_url()
1140
t = self._transport(url)
1142
self.assertEqual('proxied contents of foo\n', t.get('foo').read())
1146
def not_proxied_in_env(self, env):
1147
self._install_env(env)
1148
url = self.server.get_url()
1149
t = self._transport(url)
1151
self.assertEqual('contents of foo\n', t.get('foo').read())
1155
def test_http_proxy(self):
1156
self.proxied_in_env({'http_proxy': self.proxy_url})
1158
def test_HTTP_PROXY(self):
1159
if self._testing_pycurl():
1160
# pycurl does not check HTTP_PROXY for security reasons
1161
# (for use in a CGI context that we do not care
1162
# about. Should we ?)
1163
raise tests.TestNotApplicable(
1164
'pycurl does not check HTTP_PROXY for security reasons')
1165
self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
1167
def test_all_proxy(self):
1168
self.proxied_in_env({'all_proxy': self.proxy_url})
1170
def test_ALL_PROXY(self):
1171
self.proxied_in_env({'ALL_PROXY': self.proxy_url})
1173
def test_http_proxy_with_no_proxy(self):
1174
self.not_proxied_in_env({'http_proxy': self.proxy_url,
1175
'no_proxy': self.no_proxy_host})
1177
def test_HTTP_PROXY_with_NO_PROXY(self):
1178
if self._testing_pycurl():
1179
raise tests.TestNotApplicable(
1180
'pycurl does not check HTTP_PROXY for security reasons')
1181
self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1182
'NO_PROXY': self.no_proxy_host})
1184
def test_all_proxy_with_no_proxy(self):
1185
self.not_proxied_in_env({'all_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_http_proxy_without_scheme(self):
1193
if self._testing_pycurl():
1194
# pycurl *ignores* invalid proxy env variables. If that ever change
1195
# in the future, this test will fail indicating that pycurl do not
1196
# ignore anymore such variables.
1197
self.not_proxied_in_env({'http_proxy': self.proxy_address})
1199
self.assertRaises(errors.InvalidURL,
1200
self.proxied_in_env,
1201
{'http_proxy': self.proxy_address})
1204
class TestRanges(http_utils.TestCaseWithWebserver):
1205
"""Test the Range header in GET methods."""
1208
http_utils.TestCaseWithWebserver.setUp(self)
1209
self.build_tree_contents([('a', '0123456789')],)
1210
server = self.get_readonly_server()
1211
self.transport = self._transport(server.get_url())
1213
def create_transport_readonly_server(self):
1214
return http_server.HttpServer(protocol_version=self._protocol_version)
1216
def _file_contents(self, relpath, ranges):
1217
offsets = [ (start, end - start + 1) for start, end in ranges]
1218
coalesce = self.transport._coalesce_offsets
1219
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1220
code, data = self.transport._get(relpath, coalesced)
1221
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1222
for start, end in ranges:
1224
yield data.read(end - start + 1)
1226
def _file_tail(self, relpath, tail_amount):
1227
code, data = self.transport._get(relpath, [], tail_amount)
1228
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1229
data.seek(-tail_amount, 2)
1230
return data.read(tail_amount)
1232
def test_range_header(self):
1234
map(self.assertEqual,['0', '234'],
1235
list(self._file_contents('a', [(0,0), (2,4)])),)
1237
def test_range_header_tail(self):
1238
self.assertEqual('789', self._file_tail('a', 3))
1240
def test_syntactically_invalid_range_header(self):
1241
self.assertListRaises(errors.InvalidHttpRange,
1242
self._file_contents, 'a', [(4, 3)])
1244
def test_semantically_invalid_range_header(self):
1245
self.assertListRaises(errors.InvalidHttpRange,
1246
self._file_contents, 'a', [(42, 128)])
1249
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1250
"""Test redirection between http servers."""
1252
def create_transport_secondary_server(self):
1253
"""Create the secondary server redirecting to the primary server"""
1254
new = self.get_readonly_server()
1256
redirecting = http_utils.HTTPServerRedirecting(
1257
protocol_version=self._protocol_version)
1258
redirecting.redirect_to(new.host, new.port)
1262
super(TestHTTPRedirections, self).setUp()
1263
self.build_tree_contents([('a', '0123456789'),
1265
'# Bazaar revision bundle v0.9\n#\n')
1267
# The requests to the old server will be redirected to the new server
1268
self.old_transport = self._transport(self.old_server.get_url())
1270
def test_redirected(self):
1271
self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1272
t = self._transport(self.new_server.get_url())
1273
self.assertEqual('0123456789', t.get('a').read())
1275
def test_read_redirected_bundle_from_url(self):
1276
from bzrlib.bundle import read_bundle_from_url
1277
url = self.old_transport.abspath('bundle')
1278
bundle = read_bundle_from_url(url)
1279
# If read_bundle_from_url was successful we get an empty bundle
1280
self.assertEqual([], bundle.revisions)
1283
class RedirectedRequest(_urllib2_wrappers.Request):
1284
"""Request following redirections. """
1286
init_orig = _urllib2_wrappers.Request.__init__
1288
def __init__(self, method, url, *args, **kwargs):
1292
# Since the tests using this class will replace
1293
# _urllib2_wrappers.Request, we can't just call the base class __init__
1295
RedirectedRequest.init_orig(self, method, url, args, kwargs)
1296
self.follow_redirections = True
1299
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1300
"""Test redirections.
1302
http implementations do not redirect silently anymore (they
1303
do not redirect at all in fact). The mechanism is still in
1304
place at the _urllib2_wrappers.Request level and these tests
1307
For the pycurl implementation
1308
the redirection have been deleted as we may deprecate pycurl
1309
and I have no place to keep a working implementation.
1314
if pycurl_present and self._transport == PyCurlTransport:
1315
raise tests.TestNotApplicable(
1316
"pycurl doesn't redirect silently annymore")
1317
super(TestHTTPSilentRedirections, self).setUp()
1318
self.setup_redirected_request()
1319
self.addCleanup(self.cleanup_redirected_request)
1320
self.build_tree_contents([('a','a'),
1322
('1/a', 'redirected once'),
1324
('2/a', 'redirected twice'),
1326
('3/a', 'redirected thrice'),
1328
('4/a', 'redirected 4 times'),
1330
('5/a', 'redirected 5 times'),
1333
self.old_transport = self._transport(self.old_server.get_url())
1335
def setup_redirected_request(self):
1336
self.original_class = _urllib2_wrappers.Request
1337
_urllib2_wrappers.Request = RedirectedRequest
1339
def cleanup_redirected_request(self):
1340
_urllib2_wrappers.Request = self.original_class
1342
def create_transport_secondary_server(self):
1343
"""Create the secondary server, redirections are defined in the tests"""
1344
return http_utils.HTTPServerRedirecting(
1345
protocol_version=self._protocol_version)
1347
def test_one_redirection(self):
1348
t = self.old_transport
1350
req = RedirectedRequest('GET', t.abspath('a'))
1351
req.follow_redirections = True
1352
new_prefix = 'http://%s:%s' % (self.new_server.host,
1353
self.new_server.port)
1354
self.old_server.redirections = \
1355
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1356
self.assertEquals('redirected once',t._perform(req).read())
1358
def test_five_redirections(self):
1359
t = self.old_transport
1361
req = RedirectedRequest('GET', t.abspath('a'))
1362
req.follow_redirections = True
1363
old_prefix = 'http://%s:%s' % (self.old_server.host,
1364
self.old_server.port)
1365
new_prefix = 'http://%s:%s' % (self.new_server.host,
1366
self.new_server.port)
1367
self.old_server.redirections = [
1368
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1369
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1370
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1371
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1372
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1374
self.assertEquals('redirected 5 times',t._perform(req).read())
1377
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1378
"""Test transport.do_catching_redirections."""
1381
super(TestDoCatchRedirections, self).setUp()
1382
self.build_tree_contents([('a', '0123456789'),],)
1384
self.old_transport = self._transport(self.old_server.get_url())
1386
def get_a(self, transport):
1387
return transport.get('a')
1389
def test_no_redirection(self):
1390
t = self._transport(self.new_server.get_url())
1392
# We use None for redirected so that we fail if redirected
1393
self.assertEquals('0123456789',
1394
transport.do_catching_redirections(
1395
self.get_a, t, None).read())
1397
def test_one_redirection(self):
1398
self.redirections = 0
1400
def redirected(transport, exception, redirection_notice):
1401
self.redirections += 1
1402
dir, file = urlutils.split(exception.target)
1403
return self._transport(dir)
1405
self.assertEquals('0123456789',
1406
transport.do_catching_redirections(
1407
self.get_a, self.old_transport, redirected).read())
1408
self.assertEquals(1, self.redirections)
1410
def test_redirection_loop(self):
1412
def redirected(transport, exception, redirection_notice):
1413
# By using the redirected url as a base dir for the
1414
# *old* transport, we create a loop: a => a/a =>
1416
return self.old_transport.clone(exception.target)
1418
self.assertRaises(errors.TooManyRedirections,
1419
transport.do_catching_redirections,
1420
self.get_a, self.old_transport, redirected)
1423
class TestAuth(http_utils.TestCaseWithWebserver):
1424
"""Test authentication scheme"""
1426
_auth_header = 'Authorization'
1427
_password_prompt_prefix = ''
1430
super(TestAuth, self).setUp()
1431
self.server = self.get_readonly_server()
1432
self.build_tree_contents([('a', 'contents of a\n'),
1433
('b', 'contents of b\n'),])
1435
def create_transport_readonly_server(self):
1436
if self._auth_scheme == 'basic':
1437
server = http_utils.HTTPBasicAuthServer(
1438
protocol_version=self._protocol_version)
1440
if self._auth_scheme != 'digest':
1441
raise AssertionError('Unknown auth scheme: %r'
1442
% self._auth_scheme)
1443
server = http_utils.HTTPDigestAuthServer(
1444
protocol_version=self._protocol_version)
1447
def _testing_pycurl(self):
1448
return pycurl_present and self._transport == PyCurlTransport
1450
def get_user_url(self, user, password):
1451
"""Build an url embedding user and password"""
1452
url = '%s://' % self.server._url_protocol
1453
if user is not None:
1455
if password is not None:
1456
url += ':' + password
1458
url += '%s:%s/' % (self.server.host, self.server.port)
1461
def get_user_transport(self, user, password):
1462
return self._transport(self.get_user_url(user, password))
1464
def test_no_user(self):
1465
self.server.add_user('joe', 'foo')
1466
t = self.get_user_transport(None, None)
1467
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1468
# Only one 'Authentication Required' error should occur
1469
self.assertEqual(1, self.server.auth_required_errors)
1471
def test_empty_pass(self):
1472
self.server.add_user('joe', '')
1473
t = self.get_user_transport('joe', '')
1474
self.assertEqual('contents of a\n', t.get('a').read())
1475
# Only one 'Authentication Required' error should occur
1476
self.assertEqual(1, self.server.auth_required_errors)
1478
def test_user_pass(self):
1479
self.server.add_user('joe', 'foo')
1480
t = self.get_user_transport('joe', 'foo')
1481
self.assertEqual('contents of a\n', t.get('a').read())
1482
# Only one 'Authentication Required' error should occur
1483
self.assertEqual(1, self.server.auth_required_errors)
1485
def test_unknown_user(self):
1486
self.server.add_user('joe', 'foo')
1487
t = self.get_user_transport('bill', 'foo')
1488
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1489
# Two 'Authentication Required' errors should occur (the
1490
# initial 'who are you' and 'I don't know you, who are
1492
self.assertEqual(2, self.server.auth_required_errors)
1494
def test_wrong_pass(self):
1495
self.server.add_user('joe', 'foo')
1496
t = self.get_user_transport('joe', 'bar')
1497
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1498
# Two 'Authentication Required' errors should occur (the
1499
# initial 'who are you' and 'this is not you, who are you')
1500
self.assertEqual(2, self.server.auth_required_errors)
1502
def test_prompt_for_password(self):
1503
if self._testing_pycurl():
1504
raise tests.TestNotApplicable(
1505
'pycurl cannot prompt, it handles auth by embedding'
1506
' user:pass in urls only')
1508
self.server.add_user('joe', 'foo')
1509
t = self.get_user_transport('joe', None)
1510
stdout = tests.StringIOWrapper()
1511
ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1512
self.assertEqual('contents of a\n',t.get('a').read())
1513
# stdin should be empty
1514
self.assertEqual('', ui.ui_factory.stdin.readline())
1515
self._check_password_prompt(t._unqualified_scheme, 'joe',
1517
# And we shouldn't prompt again for a different request
1518
# against the same transport.
1519
self.assertEqual('contents of b\n',t.get('b').read())
1521
# And neither against a clone
1522
self.assertEqual('contents of b\n',t2.get('b').read())
1523
# Only one 'Authentication Required' error should occur
1524
self.assertEqual(1, self.server.auth_required_errors)
1526
def _check_password_prompt(self, scheme, user, actual_prompt):
1527
expected_prompt = (self._password_prompt_prefix
1528
+ ("%s %s@%s:%d, Realm: '%s' password: "
1530
user, self.server.host, self.server.port,
1531
self.server.auth_realm)))
1532
self.assertEquals(expected_prompt, actual_prompt)
1534
def test_no_prompt_for_password_when_using_auth_config(self):
1535
if self._testing_pycurl():
1536
raise tests.TestNotApplicable(
1537
'pycurl does not support authentication.conf'
1538
' since it cannot prompt')
1542
stdin_content = 'bar\n' # Not the right password
1543
self.server.add_user(user, password)
1544
t = self.get_user_transport(user, None)
1545
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1546
stdout=tests.StringIOWrapper())
1547
# Create a minimal config file with the right password
1548
conf = config.AuthenticationConfig()
1549
conf._get_config().update(
1550
{'httptest': {'scheme': 'http', 'port': self.server.port,
1551
'user': user, 'password': password}})
1553
# Issue a request to the server to connect
1554
self.assertEqual('contents of a\n',t.get('a').read())
1555
# stdin should have been left untouched
1556
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1557
# Only one 'Authentication Required' error should occur
1558
self.assertEqual(1, self.server.auth_required_errors)
1560
def test_user_from_auth_conf(self):
1561
if self._testing_pycurl():
1562
raise tests.TestNotApplicable(
1563
'pycurl does not support authentication.conf')
1566
self.server.add_user(user, password)
1567
# Create a minimal config file with the right password
1568
conf = config.AuthenticationConfig()
1569
conf._get_config().update(
1570
{'httptest': {'scheme': 'http', 'port': self.server.port,
1571
'user': user, 'password': password}})
1573
t = self.get_user_transport(None, None)
1574
# Issue a request to the server to connect
1575
self.assertEqual('contents of a\n', t.get('a').read())
1576
# Only one 'Authentication Required' error should occur
1577
self.assertEqual(1, self.server.auth_required_errors)
1579
def test_changing_nonce(self):
1580
if self._auth_scheme != 'digest':
1581
raise tests.TestNotApplicable('HTTP auth digest only test')
1582
if self._testing_pycurl():
1583
raise tests.KnownFailure(
1584
'pycurl does not handle a nonce change')
1585
self.server.add_user('joe', 'foo')
1586
t = self.get_user_transport('joe', 'foo')
1587
self.assertEqual('contents of a\n', t.get('a').read())
1588
self.assertEqual('contents of b\n', t.get('b').read())
1589
# Only one 'Authentication Required' error should have
1591
self.assertEqual(1, self.server.auth_required_errors)
1592
# The server invalidates the current nonce
1593
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1594
self.assertEqual('contents of a\n', t.get('a').read())
1595
# Two 'Authentication Required' errors should occur (the
1596
# initial 'who are you' and a second 'who are you' with the new nonce)
1597
self.assertEqual(2, self.server.auth_required_errors)
1601
class TestProxyAuth(TestAuth):
1602
"""Test proxy authentication schemes."""
1604
_auth_header = 'Proxy-authorization'
1605
_password_prompt_prefix='Proxy '
1608
super(TestProxyAuth, self).setUp()
1610
self.addCleanup(self._restore_env)
1611
# Override the contents to avoid false positives
1612
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1613
('b', 'not proxied contents of b\n'),
1614
('a-proxied', 'contents of a\n'),
1615
('b-proxied', 'contents of b\n'),
1618
def create_transport_readonly_server(self):
1619
if self._auth_scheme == 'basic':
1620
server = http_utils.ProxyBasicAuthServer(
1621
protocol_version=self._protocol_version)
1623
if self._auth_scheme != 'digest':
1624
raise AssertionError('Unknown auth scheme: %r'
1625
% self._auth_scheme)
1626
server = http_utils.ProxyDigestAuthServer(
1627
protocol_version=self._protocol_version)
1630
def get_user_transport(self, user, password):
1631
self._install_env({'all_proxy': self.get_user_url(user, password)})
1632
return self._transport(self.server.get_url())
1634
def _install_env(self, env):
1635
for name, value in env.iteritems():
1636
self._old_env[name] = osutils.set_or_unset_env(name, value)
1638
def _restore_env(self):
1639
for name, value in self._old_env.iteritems():
1640
osutils.set_or_unset_env(name, value)
1642
def test_empty_pass(self):
1643
if self._testing_pycurl():
1645
if pycurl.version_info()[1] < '7.16.0':
1646
raise tests.KnownFailure(
1647
'pycurl < 7.16.0 does not handle empty proxy passwords')
1648
super(TestProxyAuth, self).test_empty_pass()
1651
class SampleSocket(object):
1652
"""A socket-like object for use in testing the HTTP request handler."""
1654
def __init__(self, socket_read_content):
1655
"""Constructs a sample socket.
1657
:param socket_read_content: a byte sequence
1659
# Use plain python StringIO so we can monkey-patch the close method to
1660
# not discard the contents.
1661
from StringIO import StringIO
1662
self.readfile = StringIO(socket_read_content)
1663
self.writefile = StringIO()
1664
self.writefile.close = lambda: None
1666
def makefile(self, mode='r', bufsize=None):
1668
return self.readfile
1670
return self.writefile
1673
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1676
super(SmartHTTPTunnellingTest, self).setUp()
1677
# We use the VFS layer as part of HTTP tunnelling tests.
1678
self._captureVar('BZR_NO_SMART_VFS', None)
1679
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1681
def create_transport_readonly_server(self):
1682
return http_utils.HTTPServerWithSmarts(
1683
protocol_version=self._protocol_version)
1685
def test_open_bzrdir(self):
1686
branch = self.make_branch('relpath')
1687
http_server = self.get_readonly_server()
1688
url = http_server.get_url() + 'relpath'
1689
bd = bzrdir.BzrDir.open(url)
1690
self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1692
def test_bulk_data(self):
1693
# We should be able to send and receive bulk data in a single message.
1694
# The 'readv' command in the smart protocol both sends and receives
1695
# bulk data, so we use that.
1696
self.build_tree(['data-file'])
1697
http_server = self.get_readonly_server()
1698
http_transport = self._transport(http_server.get_url())
1699
medium = http_transport.get_smart_medium()
1700
# Since we provide the medium, the url below will be mostly ignored
1701
# during the test, as long as the path is '/'.
1702
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1705
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1707
def test_http_send_smart_request(self):
1709
post_body = 'hello\n'
1710
expected_reply_body = 'ok\x012\n'
1712
http_server = self.get_readonly_server()
1713
http_transport = self._transport(http_server.get_url())
1714
medium = http_transport.get_smart_medium()
1715
response = medium.send_http_smart_request(post_body)
1716
reply_body = response.read()
1717
self.assertEqual(expected_reply_body, reply_body)
1719
def test_smart_http_server_post_request_handler(self):
1720
httpd = self.get_readonly_server()._get_httpd()
1722
socket = SampleSocket(
1723
'POST /.bzr/smart %s \r\n' % self._protocol_version
1724
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1726
+ 'Content-Length: 6\r\n'
1729
# Beware: the ('localhost', 80) below is the
1730
# client_address parameter, but we don't have one because
1731
# we have defined a socket which is not bound to an
1732
# address. The test framework never uses this client
1733
# address, so far...
1734
request_handler = http_utils.SmartRequestHandler(socket,
1737
response = socket.writefile.getvalue()
1738
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1739
# This includes the end of the HTTP headers, and all the body.
1740
expected_end_of_response = '\r\n\r\nok\x012\n'
1741
self.assertEndsWith(response, expected_end_of_response)
1744
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1745
"""No smart server here request handler."""
1748
self.send_error(403, "Forbidden")
1751
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1752
"""Test smart client behaviour against an http server without smarts."""
1754
_req_handler_class = ForbiddenRequestHandler
1756
def test_probe_smart_server(self):
1757
"""Test error handling against server refusing smart requests."""
1758
server = self.get_readonly_server()
1759
t = self._transport(server.get_url())
1760
# No need to build a valid smart request here, the server will not even
1761
# try to interpret it.
1762
self.assertRaises(errors.SmartProtocolError,
1763
t.get_smart_medium().send_http_smart_request,
1766
class Test_redirected_to(tests.TestCase):
1768
def test_redirected_to_subdir(self):
1769
t = self._transport('http://www.example.com/foo')
1770
r = t._redirected_to('http://www.example.com/foo',
1771
'http://www.example.com/foo/subdir')
1772
self.assertIsInstance(r, type(t))
1773
# Both transports share the some connection
1774
self.assertEquals(t._get_connection(), r._get_connection())
1776
def test_redirected_to_self_with_slash(self):
1777
t = self._transport('http://www.example.com/foo')
1778
r = t._redirected_to('http://www.example.com/foo',
1779
'http://www.example.com/foo/')
1780
self.assertIsInstance(r, type(t))
1781
# Both transports share the some connection (one can argue that we
1782
# should return the exact same transport here, but that seems
1784
self.assertEquals(t._get_connection(), r._get_connection())
1786
def test_redirected_to_host(self):
1787
t = self._transport('http://www.example.com/foo')
1788
r = t._redirected_to('http://www.example.com/foo',
1789
'http://foo.example.com/foo/subdir')
1790
self.assertIsInstance(r, type(t))
1792
def test_redirected_to_same_host_sibling_protocol(self):
1793
t = self._transport('http://www.example.com/foo')
1794
r = t._redirected_to('http://www.example.com/foo',
1795
'https://www.example.com/foo')
1796
self.assertIsInstance(r, type(t))
1798
def test_redirected_to_same_host_different_protocol(self):
1799
t = self._transport('http://www.example.com/foo')
1800
r = t._redirected_to('http://www.example.com/foo',
1801
'ftp://www.example.com/foo')
1802
self.assertNotEquals(type(r), type(t))
1804
def test_redirected_to_different_host_same_user(self):
1805
t = self._transport('http://joe@www.example.com/foo')
1806
r = t._redirected_to('http://www.example.com/foo',
1807
'https://foo.example.com/foo')
1808
self.assertIsInstance(r, type(t))
1809
self.assertEquals(t._user, r._user)
added
removed
bzrlib/tests/test_http.py
