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from bzrlib.tests import TestCase
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from bzrlib.transport.http import HttpTransport, extract_auth
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class FakeManager (object):
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# Copyright (C) 2005-2012, 2015, 2016, 2017 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""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.
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# TODO: Should be renamed to bzrlib.transport.http.tests?
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# TODO: What about renaming to bzrlib.tests.transport.http ?
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import SimpleHTTPServer
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remote as _mod_remote,
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from bzrlib.tests import (
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from bzrlib.tests.scenarios import (
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load_tests_apply_scenarios,
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from bzrlib.transport import (
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from bzrlib.transport.http import (
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if features.pycurl.available():
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from bzrlib.transport.http._pycurl import PyCurlTransport
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load_tests = load_tests_apply_scenarios
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def vary_by_http_client_implementation():
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"""Test the two libraries we can use, pycurl and urllib."""
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transport_scenarios = [
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('urllib', dict(_transport=_urllib.HttpTransport_urllib,
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_server=http_server.HttpServer_urllib,
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_url_protocol='http+urllib',)),
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if features.pycurl.available():
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transport_scenarios.append(
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('pycurl', dict(_transport=PyCurlTransport,
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_server=http_server.HttpServer_PyCurl,
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_url_protocol='http+pycurl',)))
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return transport_scenarios
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def vary_by_http_protocol_version():
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"""Test on http/1.0 and 1.1"""
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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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def vary_by_http_auth_scheme():
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('basic', dict(_auth_server=http_utils.HTTPBasicAuthServer)),
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('digest', dict(_auth_server=http_utils.HTTPDigestAuthServer)),
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dict(_auth_server=http_utils.HTTPBasicAndDigestAuthServer)),
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# Add some attributes common to all scenarios
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for scenario_id, scenario_dict in scenarios:
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scenario_dict.update(_auth_header='Authorization',
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_username_prompt_prefix='',
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_password_prompt_prefix='')
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def vary_by_http_proxy_auth_scheme():
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('proxy-basic', dict(_auth_server=http_utils.ProxyBasicAuthServer)),
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('proxy-digest', dict(_auth_server=http_utils.ProxyDigestAuthServer)),
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('proxy-basicdigest',
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dict(_auth_server=http_utils.ProxyBasicAndDigestAuthServer)),
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# Add some attributes common to all scenarios
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for scenario_id, scenario_dict in scenarios:
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scenario_dict.update(_auth_header='Proxy-Authorization',
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_username_prompt_prefix='Proxy ',
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_password_prompt_prefix='Proxy ')
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def vary_by_http_activity():
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activity_scenarios = [
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('urllib,http', dict(_activity_server=ActivityHTTPServer,
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_transport=_urllib.HttpTransport_urllib,)),
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if features.pycurl.available():
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activity_scenarios.append(
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('pycurl,http', dict(_activity_server=ActivityHTTPServer,
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_transport=PyCurlTransport,)),)
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if features.HTTPSServerFeature.available():
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# FIXME: Until we have a better way to handle self-signed certificates
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# (like allowing them in a test specific authentication.conf for
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# example), we need some specialized pycurl/urllib transport for tests.
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from bzrlib.tests import (
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class HTTPS_urllib_transport(_urllib.HttpTransport_urllib):
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def __init__(self, base, _from_transport=None):
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super(HTTPS_urllib_transport, self).__init__(
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base, _from_transport=_from_transport,
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ca_certs=ssl_certs.build_path('ca.crt'))
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activity_scenarios.append(
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('urllib,https', dict(_activity_server=ActivityHTTPSServer,
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_transport=HTTPS_urllib_transport,)),)
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if features.pycurl.available():
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class HTTPS_pycurl_transport(PyCurlTransport):
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def __init__(self, base, _from_transport=None):
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super(HTTPS_pycurl_transport, self).__init__(
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base, _from_transport)
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self.cabundle = str(ssl_certs.build_path('ca.crt'))
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activity_scenarios.append(
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('pycurl,https', dict(_activity_server=ActivityHTTPSServer,
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_transport=HTTPS_pycurl_transport,)),)
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return activity_scenarios
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class FakeManager(object):
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168
def __init__(self):
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self.credentials = []
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def add_password(self, realm, host, username, password):
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self.credentials.append([realm, host, username, password])
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class TestHttpUrls(TestCase):
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def test_url_parsing(self):
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url = extract_auth('http://example.com', f)
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self.assertEquals('http://example.com', url)
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self.assertEquals(0, len(f.credentials))
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url = extract_auth('http://user:pass@www.bazaar-ng.org/bzr/bzr.dev', f)
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self.assertEquals('http://www.bazaar-ng.org/bzr/bzr.dev', url)
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self.assertEquals(1, len(f.credentials))
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self.assertEquals([None, 'www.bazaar-ng.org', 'user', 'pass'], f.credentials[0])
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class RecordingServer(object):
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"""A fake HTTP server.
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It records the bytes sent to it, and replies with a 200.
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def __init__(self, expect_body_tail=None, scheme=''):
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:type expect_body_tail: str
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:param expect_body_tail: a reply won't be sent until this string is
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self._expect_body_tail = expect_body_tail
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self.received_bytes = ''
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return '%s://%s:%s/' % (self.scheme, self.host, self.port)
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def start_server(self):
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self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self._sock.bind(('127.0.0.1', 0))
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self.host, self.port = self._sock.getsockname()
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self._ready = threading.Event()
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self._thread = test_server.TestThread(
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sync_event=self._ready, target=self._accept_read_and_reply)
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if 'threads' in tests.selftest_debug_flags:
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sys.stderr.write('Thread started: %s\n' % (self._thread.ident,))
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def _accept_read_and_reply(self):
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conn, address = self._sock.accept()
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if self._expect_body_tail is not None:
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while not self.received_bytes.endswith(self._expect_body_tail):
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self.received_bytes += conn.recv(4096)
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conn.sendall('HTTP/1.1 200 OK\r\n')
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# The client may have already closed the socket.
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def stop_server(self):
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# Issue a fake connection to wake up the server and allow it to
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fake_conn = osutils.connect_socket((self.host, self.port))
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# We might have already closed it. We don't care.
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if 'threads' in tests.selftest_debug_flags:
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sys.stderr.write('Thread joined: %s\n' % (self._thread.ident,))
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class TestAuthHeader(tests.TestCase):
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def parse_header(self, header, auth_handler_class=None):
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if auth_handler_class is None:
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auth_handler_class = _urllib2_wrappers.AbstractAuthHandler
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self.auth_handler = auth_handler_class()
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return self.auth_handler._parse_auth_header(header)
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def test_empty_header(self):
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scheme, remainder = self.parse_header('')
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self.assertEqual('', scheme)
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self.assertIs(None, remainder)
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def test_negotiate_header(self):
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scheme, remainder = self.parse_header('Negotiate')
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self.assertEqual('negotiate', scheme)
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self.assertIs(None, remainder)
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def test_basic_header(self):
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scheme, remainder = self.parse_header(
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'Basic realm="Thou should not pass"')
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self.assertEqual('basic', scheme)
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self.assertEqual('realm="Thou should not pass"', remainder)
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def test_build_basic_header_with_long_creds(self):
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handler = _urllib2_wrappers.BasicAuthHandler()
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user = 'user' * 10 # length 40
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password = 'password' * 5 # length 40
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header = handler.build_auth_header(
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dict(user=user, password=password), None)
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# https://bugs.launchpad.net/bzr/+bug/1606203 was caused by incorrectly
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# creating a header value with an embedded '\n'
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self.assertFalse('\n' in header)
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def test_basic_extract_realm(self):
274
scheme, remainder = self.parse_header(
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'Basic realm="Thou should not pass"',
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_urllib2_wrappers.BasicAuthHandler)
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match, realm = self.auth_handler.extract_realm(remainder)
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self.assertTrue(match is not None)
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self.assertEqual('Thou should not pass', realm)
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def test_digest_header(self):
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scheme, remainder = self.parse_header(
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'Digest realm="Thou should not pass"')
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self.assertEqual('digest', scheme)
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self.assertEqual('realm="Thou should not pass"', remainder)
288
class TestHTTPRangeParsing(tests.TestCase):
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super(TestHTTPRangeParsing, self).setUp()
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# We focus on range parsing here and ignore everything else
293
class RequestHandler(http_server.TestingHTTPRequestHandler):
294
def setup(self): pass
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def handle(self): pass
296
def finish(self): pass
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self.req_handler = RequestHandler(None, None, None)
300
def assertRanges(self, ranges, header, file_size):
301
self.assertEqual(ranges,
302
self.req_handler._parse_ranges(header, file_size))
304
def test_simple_range(self):
305
self.assertRanges([(0,2)], 'bytes=0-2', 12)
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self.assertRanges([(8, 11)], 'bytes=-4', 12)
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def test_tail_bigger_than_file(self):
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self.assertRanges([(0, 11)], 'bytes=-99', 12)
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def test_range_without_end(self):
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self.assertRanges([(4, 11)], 'bytes=4-', 12)
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def test_invalid_ranges(self):
317
self.assertRanges(None, 'bytes=12-22', 12)
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self.assertRanges(None, 'bytes=1-3,12-22', 12)
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self.assertRanges(None, 'bytes=-', 12)
322
class TestHTTPServer(tests.TestCase):
323
"""Test the HTTP servers implementations."""
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def test_invalid_protocol(self):
326
class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/0.1'
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self.assertRaises(httplib.UnknownProtocol,
331
http_server.HttpServer, BogusRequestHandler)
333
def test_force_invalid_protocol(self):
334
self.assertRaises(httplib.UnknownProtocol,
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http_server.HttpServer, protocol_version='HTTP/0.1')
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def test_server_start_and_stop(self):
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server = http_server.HttpServer()
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self.addCleanup(server.stop_server)
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server.start_server()
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self.assertTrue(server.server is not None)
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self.assertTrue(server.server.serving is not None)
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self.assertTrue(server.server.serving)
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def test_create_http_server_one_zero(self):
346
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.0'
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server = http_server.HttpServer(RequestHandlerOneZero)
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self.start_server(server)
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self.assertIsInstance(server.server, http_server.TestingHTTPServer)
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def test_create_http_server_one_one(self):
355
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
359
server = http_server.HttpServer(RequestHandlerOneOne)
360
self.start_server(server)
361
self.assertIsInstance(server.server,
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http_server.TestingThreadingHTTPServer)
364
def test_create_http_server_force_one_one(self):
365
class RequestHandlerOneZero(http_server.TestingHTTPRequestHandler):
367
protocol_version = 'HTTP/1.0'
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server = http_server.HttpServer(RequestHandlerOneZero,
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protocol_version='HTTP/1.1')
371
self.start_server(server)
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self.assertIsInstance(server.server,
373
http_server.TestingThreadingHTTPServer)
375
def test_create_http_server_force_one_zero(self):
376
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
378
protocol_version = 'HTTP/1.1'
380
server = http_server.HttpServer(RequestHandlerOneOne,
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protocol_version='HTTP/1.0')
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self.start_server(server)
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self.assertIsInstance(server.server,
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http_server.TestingHTTPServer)
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class TestWithTransport_pycurl(object):
388
"""Test case to inherit from if pycurl is present"""
390
def _get_pycurl_maybe(self):
391
self.requireFeature(features.pycurl)
392
return PyCurlTransport
394
_transport = property(_get_pycurl_maybe)
397
class TestHttpTransportUrls(tests.TestCase):
398
"""Test the http urls."""
400
scenarios = vary_by_http_client_implementation()
25
402
def test_abs_url(self):
26
403
"""Construction of absolute http URLs"""
27
t = HttpTransport('http://bazaar-ng.org/bzr/bzr.dev/')
404
t = self._transport('http://example.com/bzr/bzr.dev/')
28
405
eq = self.assertEqualDiff
30
'http://bazaar-ng.org/bzr/bzr.dev')
31
eq(t.abspath('foo/bar'),
32
'http://bazaar-ng.org/bzr/bzr.dev/foo/bar')
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'http://bazaar-ng.org/bzr/bzr.dev/.bzr')
406
eq(t.abspath('.'), 'http://example.com/bzr/bzr.dev')
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eq(t.abspath('foo/bar'), 'http://example.com/bzr/bzr.dev/foo/bar')
408
eq(t.abspath('.bzr'), 'http://example.com/bzr/bzr.dev/.bzr')
35
409
eq(t.abspath('.bzr/1//2/./3'),
36
'http://bazaar-ng.org/bzr/bzr.dev/.bzr/1/2/3')
410
'http://example.com/bzr/bzr.dev/.bzr/1/2/3')
38
412
def test_invalid_http_urls(self):
39
413
"""Trap invalid construction of urls"""
40
t = HttpTransport('http://bazaar-ng.org/bzr/bzr.dev/')
41
self.assertRaises(ValueError,
44
self.assertRaises(ValueError,
414
self._transport('http://example.com/bzr/bzr.dev/')
415
self.assertRaises(errors.InvalidURL,
417
'http://http://example.com/bzr/bzr.dev/')
48
419
def test_http_root_urls(self):
49
420
"""Construction of URLs from server root"""
50
t = HttpTransport('http://bzr.ozlabs.org/')
421
t = self._transport('http://example.com/')
51
422
eq = self.assertEqualDiff
52
423
eq(t.abspath('.bzr/tree-version'),
53
'http://bzr.ozlabs.org/.bzr/tree-version')
424
'http://example.com/.bzr/tree-version')
426
def test_http_impl_urls(self):
427
"""There are servers which ask for particular clients to connect"""
428
server = self._server()
429
server.start_server()
431
url = server.get_url()
432
self.assertTrue(url.startswith('%s://' % self._url_protocol))
437
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
439
# TODO: This should really be moved into another pycurl
440
# specific test. When https tests will be implemented, take
441
# this one into account.
442
def test_pycurl_without_https_support(self):
443
"""Test that pycurl without SSL do not fail with a traceback.
445
For the purpose of the test, we force pycurl to ignore
446
https by supplying a fake version_info that do not
449
self.requireFeature(features.pycurl)
450
# Import the module locally now that we now it's available.
451
pycurl = features.pycurl.module
453
self.overrideAttr(pycurl, 'version_info',
454
# Fake the pycurl version_info This was taken from
455
# a windows pycurl without SSL (thanks to bialix)
464
('ftp', 'gopher', 'telnet',
465
'dict', 'ldap', 'http', 'file'),
469
self.assertRaises(errors.DependencyNotPresent, self._transport,
470
'https://launchpad.net')
473
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
474
"""Test the http connections."""
476
scenarios = multiply_scenarios(
477
vary_by_http_client_implementation(),
478
vary_by_http_protocol_version(),
482
super(TestHTTPConnections, self).setUp()
483
self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
484
transport=self.get_transport())
486
def test_http_has(self):
487
server = self.get_readonly_server()
488
t = self.get_readonly_transport()
489
self.assertEqual(t.has('foo/bar'), True)
490
self.assertEqual(len(server.logs), 1)
491
self.assertContainsRe(server.logs[0],
492
r'"HEAD /foo/bar HTTP/1.." (200|302) - "-" "bzr/')
494
def test_http_has_not_found(self):
495
server = self.get_readonly_server()
496
t = self.get_readonly_transport()
497
self.assertEqual(t.has('not-found'), False)
498
self.assertContainsRe(server.logs[1],
499
r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
501
def test_http_get(self):
502
server = self.get_readonly_server()
503
t = self.get_readonly_transport()
504
fp = t.get('foo/bar')
505
self.assertEqualDiff(
507
'contents of foo/bar\n')
508
self.assertEqual(len(server.logs), 1)
509
self.assertTrue(server.logs[0].find(
510
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
511
% bzrlib.__version__) > -1)
513
def test_has_on_bogus_host(self):
514
# Get a free address and don't 'accept' on it, so that we
515
# can be sure there is no http handler there, but set a
516
# reasonable timeout to not slow down tests too much.
517
default_timeout = socket.getdefaulttimeout()
519
socket.setdefaulttimeout(2)
521
s.bind(('localhost', 0))
522
t = self._transport('http://%s:%s/' % s.getsockname())
523
self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
525
socket.setdefaulttimeout(default_timeout)
528
class TestHttpTransportRegistration(tests.TestCase):
529
"""Test registrations of various http implementations"""
531
scenarios = vary_by_http_client_implementation()
533
def test_http_registered(self):
534
t = transport.get_transport_from_url(
535
'%s://foo.com/' % self._url_protocol)
536
self.assertIsInstance(t, transport.Transport)
537
self.assertIsInstance(t, self._transport)
540
class TestPost(tests.TestCase):
542
scenarios = multiply_scenarios(
543
vary_by_http_client_implementation(),
544
vary_by_http_protocol_version(),
547
def test_post_body_is_received(self):
548
server = RecordingServer(expect_body_tail='end-of-body',
549
scheme=self._url_protocol)
550
self.start_server(server)
551
url = server.get_url()
552
# FIXME: needs a cleanup -- vila 20100611
553
http_transport = transport.get_transport_from_url(url)
554
code, response = http_transport._post('abc def end-of-body')
556
server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
557
self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
558
self.assertTrue('content-type: application/octet-stream\r'
559
in server.received_bytes.lower())
560
# The transport should not be assuming that the server can accept
561
# chunked encoding the first time it connects, because HTTP/1.1, so we
562
# check for the literal string.
564
server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
567
class TestRangeHeader(tests.TestCase):
568
"""Test range_header method"""
570
def check_header(self, value, ranges=[], tail=0):
571
offsets = [ (start, end - start + 1) for start, end in ranges]
572
coalesce = transport.Transport._coalesce_offsets
573
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
574
range_header = http.HttpTransportBase._range_header
575
self.assertEqual(value, range_header(coalesced, tail))
577
def test_range_header_single(self):
578
self.check_header('0-9', ranges=[(0,9)])
579
self.check_header('100-109', ranges=[(100,109)])
581
def test_range_header_tail(self):
582
self.check_header('-10', tail=10)
583
self.check_header('-50', tail=50)
585
def test_range_header_multi(self):
586
self.check_header('0-9,100-200,300-5000',
587
ranges=[(0,9), (100, 200), (300,5000)])
589
def test_range_header_mixed(self):
590
self.check_header('0-9,300-5000,-50',
591
ranges=[(0,9), (300,5000)],
595
class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
596
"""Tests a specific request handler.
598
Daughter classes are expected to override _req_handler_class
601
scenarios = multiply_scenarios(
602
vary_by_http_client_implementation(),
603
vary_by_http_protocol_version(),
606
# Provide a useful default
607
_req_handler_class = http_server.TestingHTTPRequestHandler
609
def create_transport_readonly_server(self):
610
server = http_server.HttpServer(self._req_handler_class,
611
protocol_version=self._protocol_version)
612
server._url_protocol = self._url_protocol
615
def _testing_pycurl(self):
616
# TODO: This is duplicated for lots of the classes in this file
617
return (features.pycurl.available()
618
and self._transport == PyCurlTransport)
621
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
622
"""Whatever request comes in, close the connection"""
624
def _handle_one_request(self):
625
"""Handle a single HTTP request, by abruptly closing the connection"""
626
self.close_connection = 1
629
class TestWallServer(TestSpecificRequestHandler):
630
"""Tests exceptions during the connection phase"""
632
_req_handler_class = WallRequestHandler
634
def test_http_has(self):
635
t = self.get_readonly_transport()
636
# Unfortunately httplib (see HTTPResponse._read_status
637
# for details) make no distinction between a closed
638
# socket and badly formatted status line, so we can't
639
# just test for ConnectionError, we have to test
640
# InvalidHttpResponse too. And pycurl may raise ConnectionReset
641
# instead of ConnectionError too.
642
self.assertRaises(( errors.ConnectionError, errors.ConnectionReset,
643
errors.InvalidHttpResponse),
646
def test_http_get(self):
647
t = self.get_readonly_transport()
648
self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
649
errors.InvalidHttpResponse),
653
class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
654
"""Whatever request comes in, returns a bad status"""
656
def parse_request(self):
657
"""Fakes handling a single HTTP request, returns a bad status"""
658
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
659
self.send_response(0, "Bad status")
660
self.close_connection = 1
664
class TestBadStatusServer(TestSpecificRequestHandler):
665
"""Tests bad status from server."""
667
_req_handler_class = BadStatusRequestHandler
670
super(TestBadStatusServer, self).setUp()
671
# See https://bugs.launchpad.net/bzr/+bug/1451448 for details.
672
# TD;LR: Running both a TCP client and server in the same process and
673
# thread uncovers a race in python. The fix is to run the server in a
674
# different process. Trying to fix yet another race here is not worth
675
# the effort. -- vila 2015-09-06
676
if 'HTTP/1.0' in self.id():
677
raise tests.TestSkipped(
678
'Client/Server in the same process and thread can hang')
680
def test_http_has(self):
681
t = self.get_readonly_transport()
682
self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
683
errors.InvalidHttpResponse),
686
def test_http_get(self):
687
t = self.get_readonly_transport()
688
self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
689
errors.InvalidHttpResponse),
693
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
694
"""Whatever request comes in, returns an invalid status"""
696
def parse_request(self):
697
"""Fakes handling a single HTTP request, returns a bad status"""
698
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
699
self.wfile.write("Invalid status line\r\n")
700
# If we don't close the connection pycurl will hang. Since this is a
701
# stress test we don't *have* to respect the protocol, but we don't
702
# have to sabotage it too much either.
703
self.close_connection = True
707
class TestInvalidStatusServer(TestBadStatusServer):
708
"""Tests invalid status from server.
710
Both implementations raises the same error as for a bad status.
713
_req_handler_class = InvalidStatusRequestHandler
716
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
717
"""Whatever request comes in, returns a bad protocol version"""
719
def parse_request(self):
720
"""Fakes handling a single HTTP request, returns a bad status"""
721
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
722
# Returns an invalid protocol version, but curl just
723
# ignores it and those cannot be tested.
724
self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
726
'Look at my protocol version'))
730
class TestBadProtocolServer(TestSpecificRequestHandler):
731
"""Tests bad protocol from server."""
733
_req_handler_class = BadProtocolRequestHandler
736
if self._testing_pycurl():
737
raise tests.TestNotApplicable(
738
"pycurl doesn't check the protocol version")
739
super(TestBadProtocolServer, self).setUp()
741
def test_http_has(self):
742
t = self.get_readonly_transport()
743
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
745
def test_http_get(self):
746
t = self.get_readonly_transport()
747
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
750
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
751
"""Whatever request comes in, returns a 403 code"""
753
def parse_request(self):
754
"""Handle a single HTTP request, by replying we cannot handle it"""
755
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
760
class TestForbiddenServer(TestSpecificRequestHandler):
761
"""Tests forbidden server"""
763
_req_handler_class = ForbiddenRequestHandler
765
def test_http_has(self):
766
t = self.get_readonly_transport()
767
self.assertRaises(errors.TransportError, t.has, 'foo/bar')
769
def test_http_get(self):
770
t = self.get_readonly_transport()
771
self.assertRaises(errors.TransportError, t.get, 'foo/bar')
774
class TestRecordingServer(tests.TestCase):
776
def test_create(self):
777
server = RecordingServer(expect_body_tail=None)
778
self.assertEqual('', server.received_bytes)
779
self.assertEqual(None, server.host)
780
self.assertEqual(None, server.port)
782
def test_setUp_and_stop(self):
783
server = RecordingServer(expect_body_tail=None)
784
server.start_server()
786
self.assertNotEqual(None, server.host)
787
self.assertNotEqual(None, server.port)
790
self.assertEqual(None, server.host)
791
self.assertEqual(None, server.port)
793
def test_send_receive_bytes(self):
794
server = RecordingServer(expect_body_tail='c', scheme='http')
795
self.start_server(server)
796
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
797
sock.connect((server.host, server.port))
799
self.assertEqual('HTTP/1.1 200 OK\r\n',
800
osutils.recv_all(sock, 4096))
801
self.assertEqual('abc', server.received_bytes)
804
class TestRangeRequestServer(TestSpecificRequestHandler):
805
"""Tests readv requests against server.
807
We test against default "normal" server.
811
super(TestRangeRequestServer, self).setUp()
812
self.build_tree_contents([('a', '0123456789')],)
814
def test_readv(self):
815
t = self.get_readonly_transport()
816
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
817
self.assertEqual(l[0], (0, '0'))
818
self.assertEqual(l[1], (1, '1'))
819
self.assertEqual(l[2], (3, '34'))
820
self.assertEqual(l[3], (9, '9'))
822
def test_readv_out_of_order(self):
823
t = self.get_readonly_transport()
824
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
825
self.assertEqual(l[0], (1, '1'))
826
self.assertEqual(l[1], (9, '9'))
827
self.assertEqual(l[2], (0, '0'))
828
self.assertEqual(l[3], (3, '34'))
830
def test_readv_invalid_ranges(self):
831
t = self.get_readonly_transport()
833
# This is intentionally reading off the end of the file
834
# since we are sure that it cannot get there
835
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
836
t.readv, 'a', [(1,1), (8,10)])
838
# This is trying to seek past the end of the file, it should
839
# also raise a special error
840
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
841
t.readv, 'a', [(12,2)])
843
def test_readv_multiple_get_requests(self):
844
server = self.get_readonly_server()
845
t = self.get_readonly_transport()
846
# force transport to issue multiple requests
847
t._max_readv_combine = 1
848
t._max_get_ranges = 1
849
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
850
self.assertEqual(l[0], (0, '0'))
851
self.assertEqual(l[1], (1, '1'))
852
self.assertEqual(l[2], (3, '34'))
853
self.assertEqual(l[3], (9, '9'))
854
# The server should have issued 4 requests
855
self.assertEqual(4, server.GET_request_nb)
857
def test_readv_get_max_size(self):
858
server = self.get_readonly_server()
859
t = self.get_readonly_transport()
860
# force transport to issue multiple requests by limiting the number of
861
# bytes by request. Note that this apply to coalesced offsets only, a
862
# single range will keep its size even if bigger than the limit.
864
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
865
self.assertEqual(l[0], (0, '0'))
866
self.assertEqual(l[1], (1, '1'))
867
self.assertEqual(l[2], (2, '2345'))
868
self.assertEqual(l[3], (6, '6789'))
869
# The server should have issued 3 requests
870
self.assertEqual(3, server.GET_request_nb)
872
def test_complete_readv_leave_pipe_clean(self):
873
server = self.get_readonly_server()
874
t = self.get_readonly_transport()
875
# force transport to issue multiple requests
877
list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
878
# The server should have issued 3 requests
879
self.assertEqual(3, server.GET_request_nb)
880
self.assertEqual('0123456789', t.get_bytes('a'))
881
self.assertEqual(4, server.GET_request_nb)
883
def test_incomplete_readv_leave_pipe_clean(self):
884
server = self.get_readonly_server()
885
t = self.get_readonly_transport()
886
# force transport to issue multiple requests
888
# Don't collapse readv results into a list so that we leave unread
889
# bytes on the socket
890
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
891
self.assertEqual((0, '0'), ireadv.next())
892
# The server should have issued one request so far
893
self.assertEqual(1, server.GET_request_nb)
894
self.assertEqual('0123456789', t.get_bytes('a'))
895
# get_bytes issued an additional request, the readv pending ones are
897
self.assertEqual(2, server.GET_request_nb)
900
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
901
"""Always reply to range request as if they were single.
903
Don't be explicit about it, just to annoy the clients.
906
def get_multiple_ranges(self, file, file_size, ranges):
907
"""Answer as if it was a single range request and ignores the rest"""
908
(start, end) = ranges[0]
909
return self.get_single_range(file, file_size, start, end)
912
class TestSingleRangeRequestServer(TestRangeRequestServer):
913
"""Test readv against a server which accept only single range requests"""
915
_req_handler_class = SingleRangeRequestHandler
918
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
919
"""Only reply to simple range requests, errors out on multiple"""
921
def get_multiple_ranges(self, file, file_size, ranges):
922
"""Refuses the multiple ranges request"""
925
self.send_error(416, "Requested range not satisfiable")
927
(start, end) = ranges[0]
928
return self.get_single_range(file, file_size, start, end)
931
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
932
"""Test readv against a server which only accept single range requests"""
934
_req_handler_class = SingleOnlyRangeRequestHandler
937
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
938
"""Ignore range requests without notice"""
941
# Update the statistics
942
self.server.test_case_server.GET_request_nb += 1
943
# Just bypass the range handling done by TestingHTTPRequestHandler
944
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
947
class TestNoRangeRequestServer(TestRangeRequestServer):
948
"""Test readv against a server which do not accept range requests"""
950
_req_handler_class = NoRangeRequestHandler
953
class MultipleRangeWithoutContentLengthRequestHandler(
954
http_server.TestingHTTPRequestHandler):
955
"""Reply to multiple range requests without content length header."""
957
def get_multiple_ranges(self, file, file_size, ranges):
958
self.send_response(206)
959
self.send_header('Accept-Ranges', 'bytes')
960
# XXX: this is strange; the 'random' name below seems undefined and
961
# yet the tests pass -- mbp 2010-10-11 bug 658773
962
boundary = "%d" % random.randint(0,0x7FFFFFFF)
963
self.send_header("Content-Type",
964
"multipart/byteranges; boundary=%s" % boundary)
966
for (start, end) in ranges:
967
self.wfile.write("--%s\r\n" % boundary)
968
self.send_header("Content-type", 'application/octet-stream')
969
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
973
self.send_range_content(file, start, end - start + 1)
975
self.wfile.write("--%s\r\n" % boundary)
978
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
980
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
983
class TruncatedMultipleRangeRequestHandler(
984
http_server.TestingHTTPRequestHandler):
985
"""Reply to multiple range requests truncating the last ones.
987
This server generates responses whose Content-Length describes all the
988
ranges, but fail to include the last ones leading to client short reads.
989
This has been observed randomly with lighttpd (bug #179368).
992
_truncated_ranges = 2
994
def get_multiple_ranges(self, file, file_size, ranges):
995
self.send_response(206)
996
self.send_header('Accept-Ranges', 'bytes')
998
self.send_header('Content-Type',
999
'multipart/byteranges; boundary=%s' % boundary)
1000
boundary_line = '--%s\r\n' % boundary
1001
# Calculate the Content-Length
1003
for (start, end) in ranges:
1004
content_length += len(boundary_line)
1005
content_length += self._header_line_length(
1006
'Content-type', 'application/octet-stream')
1007
content_length += self._header_line_length(
1008
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
1009
content_length += len('\r\n') # end headers
1010
content_length += end - start # + 1
1011
content_length += len(boundary_line)
1012
self.send_header('Content-length', content_length)
1015
# Send the multipart body
1017
for (start, end) in ranges:
1018
self.wfile.write(boundary_line)
1019
self.send_header('Content-type', 'application/octet-stream')
1020
self.send_header('Content-Range', 'bytes %d-%d/%d'
1021
% (start, end, file_size))
1023
if cur + self._truncated_ranges >= len(ranges):
1024
# Abruptly ends the response and close the connection
1025
self.close_connection = 1
1027
self.send_range_content(file, start, end - start + 1)
1030
self.wfile.write(boundary_line)
1033
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
1035
_req_handler_class = TruncatedMultipleRangeRequestHandler
1038
super(TestTruncatedMultipleRangeServer, self).setUp()
1039
self.build_tree_contents([('a', '0123456789')],)
1041
def test_readv_with_short_reads(self):
1042
server = self.get_readonly_server()
1043
t = self.get_readonly_transport()
1044
# Force separate ranges for each offset
1045
t._bytes_to_read_before_seek = 0
1046
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
1047
self.assertEqual((0, '0'), ireadv.next())
1048
self.assertEqual((2, '2'), ireadv.next())
1049
if not self._testing_pycurl():
1050
# Only one request have been issued so far (except for pycurl that
1051
# try to read the whole response at once)
1052
self.assertEqual(1, server.GET_request_nb)
1053
self.assertEqual((4, '45'), ireadv.next())
1054
self.assertEqual((9, '9'), ireadv.next())
1055
# Both implementations issue 3 requests but:
1056
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
1058
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
1059
self.assertEqual(3, server.GET_request_nb)
1060
# Finally the client have tried a single range request and stays in
1062
self.assertEqual('single', t._range_hint)
1065
class TruncatedBeforeBoundaryRequestHandler(
1066
http_server.TestingHTTPRequestHandler):
1067
"""Truncation before a boundary, like in bug 198646"""
1069
_truncated_ranges = 1
1071
def get_multiple_ranges(self, file, file_size, ranges):
1072
self.send_response(206)
1073
self.send_header('Accept-Ranges', 'bytes')
1075
self.send_header('Content-Type',
1076
'multipart/byteranges; boundary=%s' % boundary)
1077
boundary_line = '--%s\r\n' % boundary
1078
# Calculate the Content-Length
1080
for (start, end) in ranges:
1081
content_length += len(boundary_line)
1082
content_length += self._header_line_length(
1083
'Content-type', 'application/octet-stream')
1084
content_length += self._header_line_length(
1085
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
1086
content_length += len('\r\n') # end headers
1087
content_length += end - start # + 1
1088
content_length += len(boundary_line)
1089
self.send_header('Content-length', content_length)
1092
# Send the multipart body
1094
for (start, end) in ranges:
1095
if cur + self._truncated_ranges >= len(ranges):
1096
# Abruptly ends the response and close the connection
1097
self.close_connection = 1
1099
self.wfile.write(boundary_line)
1100
self.send_header('Content-type', 'application/octet-stream')
1101
self.send_header('Content-Range', 'bytes %d-%d/%d'
1102
% (start, end, file_size))
1104
self.send_range_content(file, start, end - start + 1)
1107
self.wfile.write(boundary_line)
1110
class TestTruncatedBeforeBoundary(TestSpecificRequestHandler):
1111
"""Tests the case of bug 198646, disconnecting before a boundary."""
1113
_req_handler_class = TruncatedBeforeBoundaryRequestHandler
1116
super(TestTruncatedBeforeBoundary, self).setUp()
1117
self.build_tree_contents([('a', '0123456789')],)
1119
def test_readv_with_short_reads(self):
1120
server = self.get_readonly_server()
1121
t = self.get_readonly_transport()
1122
# Force separate ranges for each offset
1123
t._bytes_to_read_before_seek = 0
1124
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
1125
self.assertEqual((0, '0'), ireadv.next())
1126
self.assertEqual((2, '2'), ireadv.next())
1127
self.assertEqual((4, '45'), ireadv.next())
1128
self.assertEqual((9, '9'), ireadv.next())
1131
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
1132
"""Errors out when range specifiers exceed the limit"""
1134
def get_multiple_ranges(self, file, file_size, ranges):
1135
"""Refuses the multiple ranges request"""
1136
tcs = self.server.test_case_server
1137
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
1139
# Emulate apache behavior
1140
self.send_error(400, "Bad Request")
1142
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1143
self, file, file_size, ranges)
1146
class LimitedRangeHTTPServer(http_server.HttpServer):
1147
"""An HttpServer erroring out on requests with too much range specifiers"""
1149
def __init__(self, request_handler=LimitedRangeRequestHandler,
1150
protocol_version=None,
1152
http_server.HttpServer.__init__(self, request_handler,
1153
protocol_version=protocol_version)
1154
self.range_limit = range_limit
1157
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1158
"""Tests readv requests against a server erroring out on too much ranges."""
1160
scenarios = multiply_scenarios(
1161
vary_by_http_client_implementation(),
1162
vary_by_http_protocol_version(),
1165
# Requests with more range specifiers will error out
1168
def create_transport_readonly_server(self):
1169
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1170
protocol_version=self._protocol_version)
1173
super(TestLimitedRangeRequestServer, self).setUp()
1174
# We need to manipulate ranges that correspond to real chunks in the
1175
# response, so we build a content appropriately.
1176
filler = ''.join(['abcdefghij' for x in range(102)])
1177
content = ''.join(['%04d' % v + filler for v in range(16)])
1178
self.build_tree_contents([('a', content)],)
1180
def test_few_ranges(self):
1181
t = self.get_readonly_transport()
1182
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1183
self.assertEqual(l[0], (0, '0000'))
1184
self.assertEqual(l[1], (1024, '0001'))
1185
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1187
def test_more_ranges(self):
1188
t = self.get_readonly_transport()
1189
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1190
self.assertEqual(l[0], (0, '0000'))
1191
self.assertEqual(l[1], (1024, '0001'))
1192
self.assertEqual(l[2], (4096, '0004'))
1193
self.assertEqual(l[3], (8192, '0008'))
1194
# The server will refuse to serve the first request (too much ranges),
1195
# a second request will succeed.
1196
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1199
class TestHttpProxyWhiteBox(tests.TestCase):
1200
"""Whitebox test proxy http authorization.
1202
Only the urllib implementation is tested here.
1205
def _proxied_request(self):
1206
handler = _urllib2_wrappers.ProxyHandler()
1207
request = _urllib2_wrappers.Request('GET', 'http://baz/buzzle')
1208
handler.set_proxy(request, 'http')
1211
def assertEvaluateProxyBypass(self, expected, host, no_proxy):
1212
handler = _urllib2_wrappers.ProxyHandler()
1213
self.assertEqual(expected,
1214
handler.evaluate_proxy_bypass(host, no_proxy))
1216
def test_empty_user(self):
1217
self.overrideEnv('http_proxy', 'http://bar.com')
1218
request = self._proxied_request()
1219
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1221
def test_user_with_at(self):
1222
self.overrideEnv('http_proxy',
1223
'http://username@domain:password@proxy_host:1234')
1224
request = self._proxied_request()
1225
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1227
def test_invalid_proxy(self):
1228
"""A proxy env variable without scheme"""
1229
self.overrideEnv('http_proxy', 'host:1234')
1230
self.assertRaises(errors.InvalidURL, self._proxied_request)
1232
def test_evaluate_proxy_bypass_true(self):
1233
"""The host is not proxied"""
1234
self.assertEvaluateProxyBypass(True, 'example.com', 'example.com')
1235
self.assertEvaluateProxyBypass(True, 'bzr.example.com', '*example.com')
1237
def test_evaluate_proxy_bypass_false(self):
1238
"""The host is proxied"""
1239
self.assertEvaluateProxyBypass(False, 'bzr.example.com', None)
1241
def test_evaluate_proxy_bypass_unknown(self):
1242
"""The host is not explicitly proxied"""
1243
self.assertEvaluateProxyBypass(None, 'example.com', 'not.example.com')
1244
self.assertEvaluateProxyBypass(None, 'bzr.example.com', 'example.com')
1246
def test_evaluate_proxy_bypass_empty_entries(self):
1247
"""Ignore empty entries"""
1248
self.assertEvaluateProxyBypass(None, 'example.com', '')
1249
self.assertEvaluateProxyBypass(None, 'example.com', ',')
1250
self.assertEvaluateProxyBypass(None, 'example.com', 'foo,,bar')
1253
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1254
"""Tests proxy server.
1256
Be aware that we do not setup a real proxy here. Instead, we
1257
check that the *connection* goes through the proxy by serving
1258
different content (the faked proxy server append '-proxied'
1262
scenarios = multiply_scenarios(
1263
vary_by_http_client_implementation(),
1264
vary_by_http_protocol_version(),
1267
# FIXME: We don't have an https server available, so we don't
1268
# test https connections. --vila toolongago
1271
super(TestProxyHttpServer, self).setUp()
1272
self.transport_secondary_server = http_utils.ProxyServer
1273
self.build_tree_contents([('foo', 'contents of foo\n'),
1274
('foo-proxied', 'proxied contents of foo\n')])
1275
# Let's setup some attributes for tests
1276
server = self.get_readonly_server()
1277
self.server_host_port = '%s:%d' % (server.host, server.port)
1278
if self._testing_pycurl():
1279
# Oh my ! pycurl does not check for the port as part of
1280
# no_proxy :-( So we just test the host part
1281
self.no_proxy_host = server.host
1283
self.no_proxy_host = self.server_host_port
1284
# The secondary server is the proxy
1285
self.proxy_url = self.get_secondary_url()
1286
if self._testing_pycurl():
1287
self.proxy_url = self.proxy_url.replace('+pycurl', '')
1289
def _testing_pycurl(self):
1290
# TODO: This is duplicated for lots of the classes in this file
1291
return (features.pycurl.available()
1292
and self._transport == PyCurlTransport)
1294
def assertProxied(self):
1295
t = self.get_readonly_transport()
1296
self.assertEqual('proxied contents of foo\n', t.get('foo').read())
1298
def assertNotProxied(self):
1299
t = self.get_readonly_transport()
1300
self.assertEqual('contents of foo\n', t.get('foo').read())
1302
def test_http_proxy(self):
1303
self.overrideEnv('http_proxy', self.proxy_url)
1304
self.assertProxied()
1306
def test_HTTP_PROXY(self):
1307
if self._testing_pycurl():
1308
# pycurl does not check HTTP_PROXY for security reasons
1309
# (for use in a CGI context that we do not care
1310
# about. Should we ?)
1311
raise tests.TestNotApplicable(
1312
'pycurl does not check HTTP_PROXY for security reasons')
1313
self.overrideEnv('HTTP_PROXY', self.proxy_url)
1314
self.assertProxied()
1316
def test_all_proxy(self):
1317
self.overrideEnv('all_proxy', self.proxy_url)
1318
self.assertProxied()
1320
def test_ALL_PROXY(self):
1321
self.overrideEnv('ALL_PROXY', self.proxy_url)
1322
self.assertProxied()
1324
def test_http_proxy_with_no_proxy(self):
1325
self.overrideEnv('no_proxy', self.no_proxy_host)
1326
self.overrideEnv('http_proxy', self.proxy_url)
1327
self.assertNotProxied()
1329
def test_HTTP_PROXY_with_NO_PROXY(self):
1330
if self._testing_pycurl():
1331
raise tests.TestNotApplicable(
1332
'pycurl does not check HTTP_PROXY for security reasons')
1333
self.overrideEnv('NO_PROXY', self.no_proxy_host)
1334
self.overrideEnv('HTTP_PROXY', self.proxy_url)
1335
self.assertNotProxied()
1337
def test_all_proxy_with_no_proxy(self):
1338
self.overrideEnv('no_proxy', self.no_proxy_host)
1339
self.overrideEnv('all_proxy', self.proxy_url)
1340
self.assertNotProxied()
1342
def test_ALL_PROXY_with_NO_PROXY(self):
1343
self.overrideEnv('NO_PROXY', self.no_proxy_host)
1344
self.overrideEnv('ALL_PROXY', self.proxy_url)
1345
self.assertNotProxied()
1347
def test_http_proxy_without_scheme(self):
1348
self.overrideEnv('http_proxy', self.server_host_port)
1349
if self._testing_pycurl():
1350
# pycurl *ignores* invalid proxy env variables. If that ever change
1351
# in the future, this test will fail indicating that pycurl do not
1352
# ignore anymore such variables.
1353
self.assertNotProxied()
1355
self.assertRaises(errors.InvalidURL, self.assertProxied)
1358
class TestRanges(http_utils.TestCaseWithWebserver):
1359
"""Test the Range header in GET methods."""
1361
scenarios = multiply_scenarios(
1362
vary_by_http_client_implementation(),
1363
vary_by_http_protocol_version(),
1367
super(TestRanges, self).setUp()
1368
self.build_tree_contents([('a', '0123456789')],)
1370
def create_transport_readonly_server(self):
1371
return http_server.HttpServer(protocol_version=self._protocol_version)
1373
def _file_contents(self, relpath, ranges):
1374
t = self.get_readonly_transport()
1375
offsets = [ (start, end - start + 1) for start, end in ranges]
1376
coalesce = t._coalesce_offsets
1377
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1378
code, data = t._get(relpath, coalesced)
1379
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1380
for start, end in ranges:
1382
yield data.read(end - start + 1)
1384
def _file_tail(self, relpath, tail_amount):
1385
t = self.get_readonly_transport()
1386
code, data = t._get(relpath, [], tail_amount)
1387
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1388
data.seek(-tail_amount, 2)
1389
return data.read(tail_amount)
1391
def test_range_header(self):
1393
map(self.assertEqual,['0', '234'],
1394
list(self._file_contents('a', [(0,0), (2,4)])),)
1396
def test_range_header_tail(self):
1397
self.assertEqual('789', self._file_tail('a', 3))
1399
def test_syntactically_invalid_range_header(self):
1400
self.assertListRaises(errors.InvalidHttpRange,
1401
self._file_contents, 'a', [(4, 3)])
1403
def test_semantically_invalid_range_header(self):
1404
self.assertListRaises(errors.InvalidHttpRange,
1405
self._file_contents, 'a', [(42, 128)])
1408
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1409
"""Test redirection between http servers."""
1411
scenarios = multiply_scenarios(
1412
vary_by_http_client_implementation(),
1413
vary_by_http_protocol_version(),
1417
super(TestHTTPRedirections, self).setUp()
1418
self.build_tree_contents([('a', '0123456789'),
1420
'# Bazaar revision bundle v0.9\n#\n')
1423
def test_redirected(self):
1424
self.assertRaises(errors.RedirectRequested,
1425
self.get_old_transport().get, 'a')
1426
self.assertEqual('0123456789', self.get_new_transport().get('a').read())
1429
class RedirectedRequest(_urllib2_wrappers.Request):
1430
"""Request following redirections. """
1432
init_orig = _urllib2_wrappers.Request.__init__
1434
def __init__(self, method, url, *args, **kwargs):
1438
# Since the tests using this class will replace
1439
# _urllib2_wrappers.Request, we can't just call the base class __init__
1441
RedirectedRequest.init_orig(self, method, url, *args, **kwargs)
1442
self.follow_redirections = True
1445
def install_redirected_request(test):
1446
test.overrideAttr(_urllib2_wrappers, 'Request', RedirectedRequest)
1449
def cleanup_http_redirection_connections(test):
1450
# Some sockets are opened but never seen by _urllib, so we trap them at
1451
# the _urllib2_wrappers level to be able to clean them up.
1452
def socket_disconnect(sock):
1454
sock.shutdown(socket.SHUT_RDWR)
1456
except socket.error:
1458
def connect(connection):
1459
test.http_connect_orig(connection)
1460
test.addCleanup(socket_disconnect, connection.sock)
1461
test.http_connect_orig = test.overrideAttr(
1462
_urllib2_wrappers.HTTPConnection, 'connect', connect)
1463
def connect(connection):
1464
test.https_connect_orig(connection)
1465
test.addCleanup(socket_disconnect, connection.sock)
1466
test.https_connect_orig = test.overrideAttr(
1467
_urllib2_wrappers.HTTPSConnection, 'connect', connect)
1470
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1471
"""Test redirections.
1473
http implementations do not redirect silently anymore (they
1474
do not redirect at all in fact). The mechanism is still in
1475
place at the _urllib2_wrappers.Request level and these tests
1478
For the pycurl implementation
1479
the redirection have been deleted as we may deprecate pycurl
1480
and I have no place to keep a working implementation.
1484
scenarios = multiply_scenarios(
1485
vary_by_http_client_implementation(),
1486
vary_by_http_protocol_version(),
1490
if (features.pycurl.available()
1491
and self._transport == PyCurlTransport):
1492
raise tests.TestNotApplicable(
1493
"pycurl doesn't redirect silently anymore")
1494
super(TestHTTPSilentRedirections, self).setUp()
1495
install_redirected_request(self)
1496
cleanup_http_redirection_connections(self)
1497
self.build_tree_contents([('a','a'),
1499
('1/a', 'redirected once'),
1501
('2/a', 'redirected twice'),
1503
('3/a', 'redirected thrice'),
1505
('4/a', 'redirected 4 times'),
1507
('5/a', 'redirected 5 times'),
1510
def test_one_redirection(self):
1511
t = self.get_old_transport()
1512
req = RedirectedRequest('GET', t._remote_path('a'))
1513
new_prefix = 'http://%s:%s' % (self.new_server.host,
1514
self.new_server.port)
1515
self.old_server.redirections = \
1516
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1517
self.assertEqual('redirected once', t._perform(req).read())
1519
def test_five_redirections(self):
1520
t = self.get_old_transport()
1521
req = RedirectedRequest('GET', t._remote_path('a'))
1522
old_prefix = 'http://%s:%s' % (self.old_server.host,
1523
self.old_server.port)
1524
new_prefix = 'http://%s:%s' % (self.new_server.host,
1525
self.new_server.port)
1526
self.old_server.redirections = [
1527
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1528
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1529
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1530
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1531
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1533
self.assertEqual('redirected 5 times', t._perform(req).read())
1536
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1537
"""Test transport.do_catching_redirections."""
1539
scenarios = multiply_scenarios(
1540
vary_by_http_client_implementation(),
1541
vary_by_http_protocol_version(),
1545
super(TestDoCatchRedirections, self).setUp()
1546
self.build_tree_contents([('a', '0123456789'),],)
1547
cleanup_http_redirection_connections(self)
1549
self.old_transport = self.get_old_transport()
1554
def test_no_redirection(self):
1555
t = self.get_new_transport()
1557
# We use None for redirected so that we fail if redirected
1558
self.assertEqual('0123456789',
1559
transport.do_catching_redirections(
1560
self.get_a, t, None).read())
1562
def test_one_redirection(self):
1563
self.redirections = 0
1565
def redirected(t, exception, redirection_notice):
1566
self.redirections += 1
1567
redirected_t = t._redirected_to(exception.source, exception.target)
1570
self.assertEqual('0123456789',
1571
transport.do_catching_redirections(
1572
self.get_a, self.old_transport, redirected).read())
1573
self.assertEqual(1, self.redirections)
1575
def test_redirection_loop(self):
1577
def redirected(transport, exception, redirection_notice):
1578
# By using the redirected url as a base dir for the
1579
# *old* transport, we create a loop: a => a/a =>
1581
return self.old_transport.clone(exception.target)
1583
self.assertRaises(errors.TooManyRedirections,
1584
transport.do_catching_redirections,
1585
self.get_a, self.old_transport, redirected)
1588
def _setup_authentication_config(**kwargs):
1589
conf = config.AuthenticationConfig()
1590
conf._get_config().update({'httptest': kwargs})
1594
class TestUrllib2AuthHandler(tests.TestCaseWithTransport):
1595
"""Unit tests for glue by which urllib2 asks us for authentication"""
1597
def test_get_user_password_without_port(self):
1598
"""We cope if urllib2 doesn't tell us the port.
1600
See https://bugs.launchpad.net/bzr/+bug/654684
1604
_setup_authentication_config(scheme='http', host='localhost',
1605
user=user, password=password)
1606
handler = _urllib2_wrappers.HTTPAuthHandler()
1607
got_pass = handler.get_user_password(dict(
1614
self.assertEqual((user, password), got_pass)
1617
class TestAuth(http_utils.TestCaseWithWebserver):
1618
"""Test authentication scheme"""
1620
scenarios = multiply_scenarios(
1621
vary_by_http_client_implementation(),
1622
vary_by_http_protocol_version(),
1623
vary_by_http_auth_scheme(),
1627
super(TestAuth, self).setUp()
1628
self.server = self.get_readonly_server()
1629
self.build_tree_contents([('a', 'contents of a\n'),
1630
('b', 'contents of b\n'),])
1632
def create_transport_readonly_server(self):
1633
server = self._auth_server(protocol_version=self._protocol_version)
1634
server._url_protocol = self._url_protocol
1637
def _testing_pycurl(self):
1638
# TODO: This is duplicated for lots of the classes in this file
1639
return (features.pycurl.available()
1640
and self._transport == PyCurlTransport)
1642
def get_user_url(self, user, password):
1643
"""Build an url embedding user and password"""
1644
url = '%s://' % self.server._url_protocol
1645
if user is not None:
1647
if password is not None:
1648
url += ':' + password
1650
url += '%s:%s/' % (self.server.host, self.server.port)
1653
def get_user_transport(self, user, password):
1654
t = transport.get_transport_from_url(
1655
self.get_user_url(user, password))
1658
def test_no_user(self):
1659
self.server.add_user('joe', 'foo')
1660
t = self.get_user_transport(None, None)
1661
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1662
# Only one 'Authentication Required' error should occur
1663
self.assertEqual(1, self.server.auth_required_errors)
1665
def test_empty_pass(self):
1666
self.server.add_user('joe', '')
1667
t = self.get_user_transport('joe', '')
1668
self.assertEqual('contents of a\n', t.get('a').read())
1669
# Only one 'Authentication Required' error should occur
1670
self.assertEqual(1, self.server.auth_required_errors)
1672
def test_user_pass(self):
1673
self.server.add_user('joe', 'foo')
1674
t = self.get_user_transport('joe', 'foo')
1675
self.assertEqual('contents of a\n', t.get('a').read())
1676
# Only one 'Authentication Required' error should occur
1677
self.assertEqual(1, self.server.auth_required_errors)
1679
def test_unknown_user(self):
1680
self.server.add_user('joe', 'foo')
1681
t = self.get_user_transport('bill', 'foo')
1682
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1683
# Two 'Authentication Required' errors should occur (the
1684
# initial 'who are you' and 'I don't know you, who are
1686
self.assertEqual(2, self.server.auth_required_errors)
1688
def test_wrong_pass(self):
1689
self.server.add_user('joe', 'foo')
1690
t = self.get_user_transport('joe', 'bar')
1691
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1692
# Two 'Authentication Required' errors should occur (the
1693
# initial 'who are you' and 'this is not you, who are you')
1694
self.assertEqual(2, self.server.auth_required_errors)
1696
def test_prompt_for_username(self):
1697
if self._testing_pycurl():
1698
raise tests.TestNotApplicable(
1699
'pycurl cannot prompt, it handles auth by embedding'
1700
' user:pass in urls only')
1702
self.server.add_user('joe', 'foo')
1703
t = self.get_user_transport(None, None)
1704
stdout = tests.StringIOWrapper()
1705
stderr = tests.StringIOWrapper()
1706
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
1707
stdout=stdout, stderr=stderr)
1708
self.assertEqual('contents of a\n',t.get('a').read())
1709
# stdin should be empty
1710
self.assertEqual('', ui.ui_factory.stdin.readline())
1712
expected_prompt = self._expected_username_prompt(t._unqualified_scheme)
1713
self.assertEqual(expected_prompt, stderr.read(len(expected_prompt)))
1714
self.assertEqual('', stdout.getvalue())
1715
self._check_password_prompt(t._unqualified_scheme, 'joe',
1718
def test_prompt_for_password(self):
1719
if self._testing_pycurl():
1720
raise tests.TestNotApplicable(
1721
'pycurl cannot prompt, it handles auth by embedding'
1722
' user:pass in urls only')
1724
self.server.add_user('joe', 'foo')
1725
t = self.get_user_transport('joe', None)
1726
stdout = tests.StringIOWrapper()
1727
stderr = tests.StringIOWrapper()
1728
ui.ui_factory = tests.TestUIFactory(stdin='foo\n',
1729
stdout=stdout, stderr=stderr)
1730
self.assertEqual('contents of a\n', t.get('a').read())
1731
# stdin should be empty
1732
self.assertEqual('', ui.ui_factory.stdin.readline())
1733
self._check_password_prompt(t._unqualified_scheme, 'joe',
1735
self.assertEqual('', stdout.getvalue())
1736
# And we shouldn't prompt again for a different request
1737
# against the same transport.
1738
self.assertEqual('contents of b\n',t.get('b').read())
1740
# And neither against a clone
1741
self.assertEqual('contents of b\n',t2.get('b').read())
1742
# Only one 'Authentication Required' error should occur
1743
self.assertEqual(1, self.server.auth_required_errors)
1745
def _check_password_prompt(self, scheme, user, actual_prompt):
1746
expected_prompt = (self._password_prompt_prefix
1747
+ ("%s %s@%s:%d, Realm: '%s' password: "
1749
user, self.server.host, self.server.port,
1750
self.server.auth_realm)))
1751
self.assertEqual(expected_prompt, actual_prompt)
1753
def _expected_username_prompt(self, scheme):
1754
return (self._username_prompt_prefix
1755
+ "%s %s:%d, Realm: '%s' username: " % (scheme.upper(),
1756
self.server.host, self.server.port,
1757
self.server.auth_realm))
1759
def test_no_prompt_for_password_when_using_auth_config(self):
1760
if self._testing_pycurl():
1761
raise tests.TestNotApplicable(
1762
'pycurl does not support authentication.conf'
1763
' since it cannot prompt')
1767
stdin_content = 'bar\n' # Not the right password
1768
self.server.add_user(user, password)
1769
t = self.get_user_transport(user, None)
1770
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1771
stderr=tests.StringIOWrapper())
1772
# Create a minimal config file with the right password
1773
_setup_authentication_config(scheme='http', port=self.server.port,
1774
user=user, password=password)
1775
# Issue a request to the server to connect
1776
self.assertEqual('contents of a\n',t.get('a').read())
1777
# stdin should have been left untouched
1778
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1779
# Only one 'Authentication Required' error should occur
1780
self.assertEqual(1, self.server.auth_required_errors)
1782
def test_changing_nonce(self):
1783
if self._auth_server not in (http_utils.HTTPDigestAuthServer,
1784
http_utils.ProxyDigestAuthServer):
1785
raise tests.TestNotApplicable('HTTP/proxy auth digest only test')
1786
if self._testing_pycurl():
1788
'pycurl does not handle a nonce change')
1789
self.server.add_user('joe', 'foo')
1790
t = self.get_user_transport('joe', 'foo')
1791
self.assertEqual('contents of a\n', t.get('a').read())
1792
self.assertEqual('contents of b\n', t.get('b').read())
1793
# Only one 'Authentication Required' error should have
1795
self.assertEqual(1, self.server.auth_required_errors)
1796
# The server invalidates the current nonce
1797
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1798
self.assertEqual('contents of a\n', t.get('a').read())
1799
# Two 'Authentication Required' errors should occur (the
1800
# initial 'who are you' and a second 'who are you' with the new nonce)
1801
self.assertEqual(2, self.server.auth_required_errors)
1803
def test_user_from_auth_conf(self):
1804
if self._testing_pycurl():
1805
raise tests.TestNotApplicable(
1806
'pycurl does not support authentication.conf')
1809
self.server.add_user(user, password)
1810
_setup_authentication_config(scheme='http', port=self.server.port,
1811
user=user, password=password)
1812
t = self.get_user_transport(None, None)
1813
# Issue a request to the server to connect
1814
self.assertEqual('contents of a\n', t.get('a').read())
1815
# Only one 'Authentication Required' error should occur
1816
self.assertEqual(1, self.server.auth_required_errors)
1818
def test_no_credential_leaks_in_log(self):
1819
self.overrideAttr(debug, 'debug_flags', set(['http']))
1821
password = 'very-sensitive-password'
1822
self.server.add_user(user, password)
1823
t = self.get_user_transport(user, password)
1824
# Capture the debug calls to mutter
1827
lines = args[0] % args[1:]
1828
# Some calls output multiple lines, just split them now since we
1829
# care about a single one later.
1830
self.mutters.extend(lines.splitlines())
1831
self.overrideAttr(trace, 'mutter', mutter)
1832
# Issue a request to the server to connect
1833
self.assertEqual(True, t.has('a'))
1834
# Only one 'Authentication Required' error should occur
1835
self.assertEqual(1, self.server.auth_required_errors)
1836
# Since the authentification succeeded, there should be a corresponding
1838
sent_auth_headers = [line for line in self.mutters
1839
if line.startswith('> %s' % (self._auth_header,))]
1840
self.assertLength(1, sent_auth_headers)
1841
self.assertStartsWith(sent_auth_headers[0],
1842
'> %s: <masked>' % (self._auth_header,))
1845
class TestProxyAuth(TestAuth):
1846
"""Test proxy authentication schemes.
1848
This inherits from TestAuth to tweak the setUp and filter some failing
1852
scenarios = multiply_scenarios(
1853
vary_by_http_client_implementation(),
1854
vary_by_http_protocol_version(),
1855
vary_by_http_proxy_auth_scheme(),
1859
super(TestProxyAuth, self).setUp()
1860
# Override the contents to avoid false positives
1861
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1862
('b', 'not proxied contents of b\n'),
1863
('a-proxied', 'contents of a\n'),
1864
('b-proxied', 'contents of b\n'),
1867
def get_user_transport(self, user, password):
1868
proxy_url = self.get_user_url(user, password)
1869
if self._testing_pycurl():
1870
proxy_url = proxy_url.replace('+pycurl', '')
1871
self.overrideEnv('all_proxy', proxy_url)
1872
return TestAuth.get_user_transport(self, user, password)
1874
def test_empty_pass(self):
1875
if self._testing_pycurl():
1877
if pycurl.version_info()[1] < '7.16.0':
1879
'pycurl < 7.16.0 does not handle empty proxy passwords')
1880
super(TestProxyAuth, self).test_empty_pass()
1883
class SampleSocket(object):
1884
"""A socket-like object for use in testing the HTTP request handler."""
1886
def __init__(self, socket_read_content):
1887
"""Constructs a sample socket.
1889
:param socket_read_content: a byte sequence
1891
# Use plain python StringIO so we can monkey-patch the close method to
1892
# not discard the contents.
1893
from StringIO import StringIO
1894
self.readfile = StringIO(socket_read_content)
1895
self.writefile = StringIO()
1896
self.writefile.close = lambda: None
1897
self.close = lambda: None
1899
def makefile(self, mode='r', bufsize=None):
1901
return self.readfile
1903
return self.writefile
1906
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1908
scenarios = multiply_scenarios(
1909
vary_by_http_client_implementation(),
1910
vary_by_http_protocol_version(),
1914
super(SmartHTTPTunnellingTest, self).setUp()
1915
# We use the VFS layer as part of HTTP tunnelling tests.
1916
self.overrideEnv('BZR_NO_SMART_VFS', None)
1917
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1918
self.http_server = self.get_readonly_server()
1920
def create_transport_readonly_server(self):
1921
server = http_utils.HTTPServerWithSmarts(
1922
protocol_version=self._protocol_version)
1923
server._url_protocol = self._url_protocol
1926
def test_open_controldir(self):
1927
branch = self.make_branch('relpath')
1928
url = self.http_server.get_url() + 'relpath'
1929
bd = controldir.ControlDir.open(url)
1930
self.addCleanup(bd.transport.disconnect)
1931
self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1933
def test_bulk_data(self):
1934
# We should be able to send and receive bulk data in a single message.
1935
# The 'readv' command in the smart protocol both sends and receives
1936
# bulk data, so we use that.
1937
self.build_tree(['data-file'])
1938
http_transport = transport.get_transport_from_url(
1939
self.http_server.get_url())
1940
medium = http_transport.get_smart_medium()
1941
# Since we provide the medium, the url below will be mostly ignored
1942
# during the test, as long as the path is '/'.
1943
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1946
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1948
def test_http_send_smart_request(self):
1950
post_body = 'hello\n'
1951
expected_reply_body = 'ok\x012\n'
1953
http_transport = transport.get_transport_from_url(
1954
self.http_server.get_url())
1955
medium = http_transport.get_smart_medium()
1956
response = medium.send_http_smart_request(post_body)
1957
reply_body = response.read()
1958
self.assertEqual(expected_reply_body, reply_body)
1960
def test_smart_http_server_post_request_handler(self):
1961
httpd = self.http_server.server
1963
socket = SampleSocket(
1964
'POST /.bzr/smart %s \r\n' % self._protocol_version
1965
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1967
+ 'Content-Length: 6\r\n'
1970
# Beware: the ('localhost', 80) below is the
1971
# client_address parameter, but we don't have one because
1972
# we have defined a socket which is not bound to an
1973
# address. The test framework never uses this client
1974
# address, so far...
1975
request_handler = http_utils.SmartRequestHandler(socket,
1978
response = socket.writefile.getvalue()
1979
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1980
# This includes the end of the HTTP headers, and all the body.
1981
expected_end_of_response = '\r\n\r\nok\x012\n'
1982
self.assertEndsWith(response, expected_end_of_response)
1985
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1986
"""No smart server here request handler."""
1989
self.send_error(403, "Forbidden")
1992
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1993
"""Test smart client behaviour against an http server without smarts."""
1995
_req_handler_class = ForbiddenRequestHandler
1997
def test_probe_smart_server(self):
1998
"""Test error handling against server refusing smart requests."""
1999
t = self.get_readonly_transport()
2000
# No need to build a valid smart request here, the server will not even
2001
# try to interpret it.
2002
self.assertRaises(errors.SmartProtocolError,
2003
t.get_smart_medium().send_http_smart_request,
2007
class Test_redirected_to(tests.TestCase):
2009
scenarios = vary_by_http_client_implementation()
2011
def test_redirected_to_subdir(self):
2012
t = self._transport('http://www.example.com/foo')
2013
r = t._redirected_to('http://www.example.com/foo',
2014
'http://www.example.com/foo/subdir')
2015
self.assertIsInstance(r, type(t))
2016
# Both transports share the some connection
2017
self.assertEqual(t._get_connection(), r._get_connection())
2018
self.assertEqual('http://www.example.com/foo/subdir/', r.base)
2020
def test_redirected_to_self_with_slash(self):
2021
t = self._transport('http://www.example.com/foo')
2022
r = t._redirected_to('http://www.example.com/foo',
2023
'http://www.example.com/foo/')
2024
self.assertIsInstance(r, type(t))
2025
# Both transports share the some connection (one can argue that we
2026
# should return the exact same transport here, but that seems
2028
self.assertEqual(t._get_connection(), r._get_connection())
2030
def test_redirected_to_host(self):
2031
t = self._transport('http://www.example.com/foo')
2032
r = t._redirected_to('http://www.example.com/foo',
2033
'http://foo.example.com/foo/subdir')
2034
self.assertIsInstance(r, type(t))
2035
self.assertEqual('http://foo.example.com/foo/subdir/',
2038
def test_redirected_to_same_host_sibling_protocol(self):
2039
t = self._transport('http://www.example.com/foo')
2040
r = t._redirected_to('http://www.example.com/foo',
2041
'https://www.example.com/foo')
2042
self.assertIsInstance(r, type(t))
2043
self.assertEqual('https://www.example.com/foo/',
2046
def test_redirected_to_same_host_different_protocol(self):
2047
t = self._transport('http://www.example.com/foo')
2048
r = t._redirected_to('http://www.example.com/foo',
2049
'ftp://www.example.com/foo')
2050
self.assertNotEqual(type(r), type(t))
2051
self.assertEqual('ftp://www.example.com/foo/', r.external_url())
2053
def test_redirected_to_same_host_specific_implementation(self):
2054
t = self._transport('http://www.example.com/foo')
2055
r = t._redirected_to('http://www.example.com/foo',
2056
'https+urllib://www.example.com/foo')
2057
self.assertEqual('https://www.example.com/foo/', r.external_url())
2059
def test_redirected_to_different_host_same_user(self):
2060
t = self._transport('http://joe@www.example.com/foo')
2061
r = t._redirected_to('http://www.example.com/foo',
2062
'https://foo.example.com/foo')
2063
self.assertIsInstance(r, type(t))
2064
self.assertEqual(t._parsed_url.user, r._parsed_url.user)
2065
self.assertEqual('https://joe@foo.example.com/foo/', r.external_url())
2068
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
2069
"""Request handler for a unique and pre-defined request.
2071
The only thing we care about here is how many bytes travel on the wire. But
2072
since we want to measure it for a real http client, we have to send it
2075
We expect to receive a *single* request nothing more (and we won't even
2076
check what request it is, we just measure the bytes read until an empty
2080
def _handle_one_request(self):
2081
tcs = self.server.test_case_server
2082
requestline = self.rfile.readline()
2083
headers = self.MessageClass(self.rfile, 0)
2084
# We just read: the request, the headers, an empty line indicating the
2085
# end of the headers.
2086
bytes_read = len(requestline)
2087
for line in headers.headers:
2088
bytes_read += len(line)
2089
bytes_read += len('\r\n')
2090
if requestline.startswith('POST'):
2091
# The body should be a single line (or we don't know where it ends
2092
# and we don't want to issue a blocking read)
2093
body = self.rfile.readline()
2094
bytes_read += len(body)
2095
tcs.bytes_read = bytes_read
2097
# We set the bytes written *before* issuing the write, the client is
2098
# supposed to consume every produced byte *before* checking that value.
2100
# Doing the oppposite may lead to test failure: we may be interrupted
2101
# after the write but before updating the value. The client can then
2102
# continue and read the value *before* we can update it. And yes,
2103
# this has been observed -- vila 20090129
2104
tcs.bytes_written = len(tcs.canned_response)
2105
self.wfile.write(tcs.canned_response)
2108
class ActivityServerMixin(object):
2110
def __init__(self, protocol_version):
2111
super(ActivityServerMixin, self).__init__(
2112
request_handler=PredefinedRequestHandler,
2113
protocol_version=protocol_version)
2114
# Bytes read and written by the server
2116
self.bytes_written = 0
2117
self.canned_response = None
2120
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
2124
if features.HTTPSServerFeature.available():
2125
from bzrlib.tests import https_server
2126
class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
2130
class TestActivityMixin(object):
2131
"""Test socket activity reporting.
2133
We use a special purpose server to control the bytes sent and received and
2134
be able to predict the activity on the client socket.
2138
self.server = self._activity_server(self._protocol_version)
2139
self.server.start_server()
2140
self.addCleanup(self.server.stop_server)
2141
_activities = {} # Don't close over self and create a cycle
2142
def report_activity(t, bytes, direction):
2143
count = _activities.get(direction, 0)
2145
_activities[direction] = count
2146
self.activities = _activities
2147
# We override at class level because constructors may propagate the
2148
# bound method and render instance overriding ineffective (an
2149
# alternative would be to define a specific ui factory instead...)
2150
self.overrideAttr(self._transport, '_report_activity', report_activity)
2152
def get_transport(self):
2153
t = self._transport(self.server.get_url())
2154
# FIXME: Needs cleanup -- vila 20100611
2157
def assertActivitiesMatch(self):
2158
self.assertEqual(self.server.bytes_read,
2159
self.activities.get('write', 0), 'written bytes')
2160
self.assertEqual(self.server.bytes_written,
2161
self.activities.get('read', 0), 'read bytes')
2164
self.server.canned_response = '''HTTP/1.1 200 OK\r
2165
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2166
Server: Apache/2.0.54 (Fedora)\r
2167
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2168
ETag: "56691-23-38e9ae00"\r
2169
Accept-Ranges: bytes\r
2170
Content-Length: 35\r
2172
Content-Type: text/plain; charset=UTF-8\r
2174
Bazaar-NG meta directory, format 1
2176
t = self.get_transport()
2177
self.assertEqual('Bazaar-NG meta directory, format 1\n',
2178
t.get('foo/bar').read())
2179
self.assertActivitiesMatch()
2182
self.server.canned_response = '''HTTP/1.1 200 OK\r
2183
Server: SimpleHTTP/0.6 Python/2.5.2\r
2184
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
2185
Content-type: application/octet-stream\r
2186
Content-Length: 20\r
2187
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
2190
t = self.get_transport()
2191
self.assertTrue(t.has('foo/bar'))
2192
self.assertActivitiesMatch()
2194
def test_readv(self):
2195
self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
2196
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
2197
Server: Apache/2.0.54 (Fedora)\r
2198
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
2199
ETag: "238a3c-16ec2-805c5540"\r
2200
Accept-Ranges: bytes\r
2201
Content-Length: 1534\r
2203
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
2206
--418470f848b63279b\r
2207
Content-type: text/plain; charset=UTF-8\r
2208
Content-range: bytes 0-254/93890\r
2210
mbp@sourcefrog.net-20050309040815-13242001617e4a06
2211
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
2212
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
2213
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
2214
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
2216
--418470f848b63279b\r
2217
Content-type: text/plain; charset=UTF-8\r
2218
Content-range: bytes 1000-2049/93890\r
2221
mbp@sourcefrog.net-20050311063625-07858525021f270b
2222
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
2223
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
2224
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
2225
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
2226
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
2227
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
2228
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
2229
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
2230
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
2231
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
2232
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
2233
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
2234
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
2235
mbp@sourcefrog.net-20050313120651-497bd231b19df600
2236
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
2237
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
2238
mbp@sourcefrog.net-20050314025539-637a636692c055cf
2239
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
2240
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
2242
--418470f848b63279b--\r
2244
t = self.get_transport()
2245
# Remember that the request is ignored and that the ranges below
2246
# doesn't have to match the canned response.
2247
l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
2248
self.assertEqual(2, len(l))
2249
self.assertActivitiesMatch()
2251
def test_post(self):
2252
self.server.canned_response = '''HTTP/1.1 200 OK\r
2253
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2254
Server: Apache/2.0.54 (Fedora)\r
2255
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2256
ETag: "56691-23-38e9ae00"\r
2257
Accept-Ranges: bytes\r
2258
Content-Length: 35\r
2260
Content-Type: text/plain; charset=UTF-8\r
2262
lalala whatever as long as itsssss
2264
t = self.get_transport()
2265
# We must send a single line of body bytes, see
2266
# PredefinedRequestHandler._handle_one_request
2267
code, f = t._post('abc def end-of-body\n')
2268
self.assertEqual('lalala whatever as long as itsssss\n', f.read())
2269
self.assertActivitiesMatch()
2272
class TestActivity(tests.TestCase, TestActivityMixin):
2274
scenarios = multiply_scenarios(
2275
vary_by_http_activity(),
2276
vary_by_http_protocol_version(),
2280
super(TestActivity, self).setUp()
2281
TestActivityMixin.setUp(self)
2284
class TestNoReportActivity(tests.TestCase, TestActivityMixin):
2286
# Unlike TestActivity, we are really testing ReportingFileSocket and
2287
# ReportingSocket, so we don't need all the parametrization. Since
2288
# ReportingFileSocket and ReportingSocket are wrappers, it's easier to
2289
# test them through their use by the transport than directly (that's a
2290
# bit less clean but far more simpler and effective).
2291
_activity_server = ActivityHTTPServer
2292
_protocol_version = 'HTTP/1.1'
2295
super(TestNoReportActivity, self).setUp()
2296
self._transport =_urllib.HttpTransport_urllib
2297
TestActivityMixin.setUp(self)
2299
def assertActivitiesMatch(self):
2300
# Nothing to check here
2304
class TestAuthOnRedirected(http_utils.TestCaseWithRedirectedWebserver):
2305
"""Test authentication on the redirected http server."""
2307
scenarios = vary_by_http_protocol_version()
2309
_auth_header = 'Authorization'
2310
_password_prompt_prefix = ''
2311
_username_prompt_prefix = ''
2312
_auth_server = http_utils.HTTPBasicAuthServer
2313
_transport = _urllib.HttpTransport_urllib
2316
super(TestAuthOnRedirected, self).setUp()
2317
self.build_tree_contents([('a','a'),
2319
('1/a', 'redirected once'),
2321
new_prefix = 'http://%s:%s' % (self.new_server.host,
2322
self.new_server.port)
2323
self.old_server.redirections = [
2324
('(.*)', r'%s/1\1' % (new_prefix), 301),]
2325
self.old_transport = self.get_old_transport()
2326
self.new_server.add_user('joe', 'foo')
2327
cleanup_http_redirection_connections(self)
2329
def create_transport_readonly_server(self):
2330
server = self._auth_server(protocol_version=self._protocol_version)
2331
server._url_protocol = self._url_protocol
2337
def test_auth_on_redirected_via_do_catching_redirections(self):
2338
self.redirections = 0
2340
def redirected(t, exception, redirection_notice):
2341
self.redirections += 1
2342
redirected_t = t._redirected_to(exception.source, exception.target)
2343
self.addCleanup(redirected_t.disconnect)
2346
stdout = tests.StringIOWrapper()
2347
stderr = tests.StringIOWrapper()
2348
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
2349
stdout=stdout, stderr=stderr)
2350
self.assertEqual('redirected once',
2351
transport.do_catching_redirections(
2352
self.get_a, self.old_transport, redirected).read())
2353
self.assertEqual(1, self.redirections)
2354
# stdin should be empty
2355
self.assertEqual('', ui.ui_factory.stdin.readline())
2356
# stdout should be empty, stderr will contains the prompts
2357
self.assertEqual('', stdout.getvalue())
2359
def test_auth_on_redirected_via_following_redirections(self):
2360
self.new_server.add_user('joe', 'foo')
2361
stdout = tests.StringIOWrapper()
2362
stderr = tests.StringIOWrapper()
2363
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
2364
stdout=stdout, stderr=stderr)
2365
t = self.old_transport
2366
req = RedirectedRequest('GET', t.abspath('a'))
2367
new_prefix = 'http://%s:%s' % (self.new_server.host,
2368
self.new_server.port)
2369
self.old_server.redirections = [
2370
('(.*)', r'%s/1\1' % (new_prefix), 301),]
2371
self.assertEqual('redirected once', t._perform(req).read())
2372
# stdin should be empty
2373
self.assertEqual('', ui.ui_factory.stdin.readline())
2374
# stdout should be empty, stderr will contains the prompts
2375
self.assertEqual('', stdout.getvalue())
added
removed
bzrlib/tests/test_http.py
