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# Copyright (C) 2005, 2006, 2007, 2008, 2009 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.
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This module defines a load_tests() method that parametrize tests classes for
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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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from cStringIO import StringIO
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import SimpleHTTPServer
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remote as _mod_remote,
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from bzrlib.symbol_versioning import (
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from bzrlib.tests import (
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from bzrlib.transport import (
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from bzrlib.transport.http import (
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from bzrlib.transport.http._pycurl import PyCurlTransport
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except errors.DependencyNotPresent:
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pycurl_present = False
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def load_tests(standard_tests, module, loader):
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"""Multiply tests for http clients and protocol versions."""
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result = loader.suiteClass()
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# one for each transport implementation
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t_tests, remaining_tests = tests.split_suite_by_condition(
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standard_tests, tests.condition_isinstance((
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TestHttpTransportRegistration,
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TestHttpTransportUrls,
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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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_qualified_prefix='http+urllib',)),
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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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_qualified_prefix='http+pycurl',)))
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tests.multiply_tests(t_tests, transport_scenarios, result)
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# each implementation tested with each HTTP version
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tp_tests, remaining_tests = tests.split_suite_by_condition(
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remaining_tests, tests.condition_isinstance((
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SmartHTTPTunnellingTest,
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TestDoCatchRedirections,
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TestHTTPRedirections,
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TestHTTPSilentRedirections,
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TestLimitedRangeRequestServer,
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TestSpecificRequestHandler,
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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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tp_scenarios = tests.multiply_scenarios(transport_scenarios,
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tests.multiply_tests(tp_tests, tp_scenarios, result)
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# auth: each auth scheme on all http versions on all implementations.
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tpa_tests, remaining_tests = tests.split_suite_by_condition(
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remaining_tests, tests.condition_isinstance((
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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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tpa_scenarios = tests.multiply_scenarios(tp_scenarios,
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auth_scheme_scenarios)
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tests.multiply_tests(tpa_tests, tpa_scenarios, result)
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# activity: activity on all http versions on all implementations
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tpact_tests, remaining_tests = tests.split_suite_by_condition(
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remaining_tests, tests.condition_isinstance((
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activity_scenarios = [
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('http', dict(_activity_server=ActivityHTTPServer)),
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if tests.HTTPSServerFeature.available():
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activity_scenarios.append(
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('https', dict(_activity_server=ActivityHTTPSServer)))
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tpact_scenarios = tests.multiply_scenarios(tp_scenarios,
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tests.multiply_tests(tpact_tests, tpact_scenarios, result)
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# No parametrization for the remaining tests
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result.addTests(remaining_tests)
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class FakeManager(object):
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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 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):
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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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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 = threading.Thread(target=self._accept_read_and_reply)
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self._thread.setDaemon(True)
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def _accept_read_and_reply(self):
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self._sock.settimeout(5)
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conn, address = self._sock.accept()
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# On win32, the accepted connection will be non-blocking to start
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# with because we're using settimeout.
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conn.setblocking(True)
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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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except socket.timeout:
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# Make sure the client isn't stuck waiting for us to e.g. accept.
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# The client may have already closed the socket.
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# We might have already closed it. We don't care.
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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.assertEquals('', 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.assertEquals('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.assertEquals('basic', scheme)
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self.assertEquals('realm="Thou should not pass"', remainder)
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def test_basic_extract_realm(self):
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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.assertEquals('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.assertEquals('digest', scheme)
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self.assertEquals('realm="Thou should not pass"', remainder)
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class TestHTTPServer(tests.TestCase):
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"""Test the HTTP servers implementations."""
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def test_invalid_protocol(self):
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class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/0.1'
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server = http_server.HttpServer(BogusRequestHandler)
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self.assertRaises(httplib.UnknownProtocol,server.setUp)
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self.fail('HTTP Server creation did not raise UnknownProtocol')
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def test_force_invalid_protocol(self):
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server = http_server.HttpServer(protocol_version='HTTP/0.1')
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self.assertRaises(httplib.UnknownProtocol,server.setUp)
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self.fail('HTTP Server creation did not raise UnknownProtocol')
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def test_server_start_and_stop(self):
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server = http_server.HttpServer()
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self.assertTrue(server._http_running)
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self.assertFalse(server._http_running)
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def test_create_http_server_one_zero(self):
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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.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd, http_server.TestingHTTPServer)
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def test_create_http_server_one_one(self):
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class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
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server = http_server.HttpServer(RequestHandlerOneOne)
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingThreadingHTTPServer)
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def test_create_http_server_force_one_one(self):
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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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protocol_version='HTTP/1.1')
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingThreadingHTTPServer)
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def test_create_http_server_force_one_zero(self):
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class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
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protocol_version = 'HTTP/1.1'
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server = http_server.HttpServer(RequestHandlerOneOne,
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protocol_version='HTTP/1.0')
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self.addCleanup(server.tearDown)
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self.assertIsInstance(server._httpd,
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http_server.TestingHTTPServer)
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class TestWithTransport_pycurl(object):
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"""Test case to inherit from if pycurl is present"""
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def _get_pycurl_maybe(self):
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from bzrlib.transport.http._pycurl import PyCurlTransport
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return PyCurlTransport
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except errors.DependencyNotPresent:
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raise tests.TestSkipped('pycurl not present')
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_transport = property(_get_pycurl_maybe)
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class TestHttpUrls(tests.TestCase):
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# TODO: This should be moved to authorization tests once they
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def test_url_parsing(self):
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url = http.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 = http.extract_auth(
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'http://user:pass@www.bazaar-vcs.org/bzr/bzr.dev', f)
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self.assertEquals('http://www.bazaar-vcs.org/bzr/bzr.dev', url)
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self.assertEquals(1, len(f.credentials))
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self.assertEquals([None, 'www.bazaar-vcs.org', 'user', 'pass'],
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class TestHttpTransportUrls(tests.TestCase):
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"""Test the http urls."""
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def test_abs_url(self):
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"""Construction of absolute http URLs"""
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t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
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eq = self.assertEqualDiff
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eq(t.abspath('.'), 'http://bazaar-vcs.org/bzr/bzr.dev')
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eq(t.abspath('foo/bar'), 'http://bazaar-vcs.org/bzr/bzr.dev/foo/bar')
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eq(t.abspath('.bzr'), 'http://bazaar-vcs.org/bzr/bzr.dev/.bzr')
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eq(t.abspath('.bzr/1//2/./3'),
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'http://bazaar-vcs.org/bzr/bzr.dev/.bzr/1/2/3')
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def test_invalid_http_urls(self):
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"""Trap invalid construction of urls"""
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t = self._transport('http://bazaar-vcs.org/bzr/bzr.dev/')
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self.assertRaises(errors.InvalidURL,
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'http://http://bazaar-vcs.org/bzr/bzr.dev/')
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def test_http_root_urls(self):
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"""Construction of URLs from server root"""
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t = self._transport('http://bzr.ozlabs.org/')
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eq = self.assertEqualDiff
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eq(t.abspath('.bzr/tree-version'),
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'http://bzr.ozlabs.org/.bzr/tree-version')
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def test_http_impl_urls(self):
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"""There are servers which ask for particular clients to connect"""
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server = self._server()
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url = server.get_url()
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self.assertTrue(url.startswith('%s://' % self._qualified_prefix))
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class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
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# TODO: This should really be moved into another pycurl
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# specific test. When https tests will be implemented, take
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# this one into account.
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def test_pycurl_without_https_support(self):
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"""Test that pycurl without SSL do not fail with a traceback.
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For the purpose of the test, we force pycurl to ignore
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https by supplying a fake version_info that do not
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raise tests.TestSkipped('pycurl not present')
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version_info_orig = pycurl.version_info
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# Now that we have pycurl imported, we can fake its version_info
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# This was taken from a windows pycurl without SSL
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pycurl.version_info = lambda : (2,
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('ftp', 'gopher', 'telnet',
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'dict', 'ldap', 'http', 'file'),
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self.assertRaises(errors.DependencyNotPresent, self._transport,
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'https://launchpad.net')
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# Restore the right function
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pycurl.version_info = version_info_orig
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class TestHTTPConnections(http_utils.TestCaseWithWebserver):
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"""Test the http connections."""
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http_utils.TestCaseWithWebserver.setUp(self)
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self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
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transport=self.get_transport())
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertEqual(t.has('foo/bar'), True)
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self.assertEqual(len(server.logs), 1)
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self.assertContainsRe(server.logs[0],
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r'"HEAD /foo/bar HTTP/1.." (200|302) - "-" "bzr/')
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def test_http_has_not_found(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertEqual(t.has('not-found'), False)
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self.assertContainsRe(server.logs[1],
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r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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fp = t.get('foo/bar')
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self.assertEqualDiff(
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'contents of foo/bar\n')
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self.assertEqual(len(server.logs), 1)
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self.assertTrue(server.logs[0].find(
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'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
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% bzrlib.__version__) > -1)
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def test_has_on_bogus_host(self):
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# Get a free address and don't 'accept' on it, so that we
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# can be sure there is no http handler there, but set a
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# reasonable timeout to not slow down tests too much.
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default_timeout = socket.getdefaulttimeout()
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socket.setdefaulttimeout(2)
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s.bind(('localhost', 0))
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t = self._transport('http://%s:%s/' % s.getsockname())
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self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
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socket.setdefaulttimeout(default_timeout)
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class TestHttpTransportRegistration(tests.TestCase):
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"""Test registrations of various http implementations"""
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def test_http_registered(self):
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t = transport.get_transport('%s://foo.com/' % self._qualified_prefix)
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self.assertIsInstance(t, transport.Transport)
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self.assertIsInstance(t, self._transport)
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class TestPost(tests.TestCase):
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def test_post_body_is_received(self):
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server = RecordingServer(expect_body_tail='end-of-body')
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self.addCleanup(server.tearDown)
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scheme = self._qualified_prefix
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url = '%s://%s:%s/' % (scheme, server.host, server.port)
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http_transport = self._transport(url)
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code, response = http_transport._post('abc def end-of-body')
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server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
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self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
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# The transport should not be assuming that the server can accept
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# chunked encoding the first time it connects, because HTTP/1.1, so we
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# check for the literal string.
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server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
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class TestRangeHeader(tests.TestCase):
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"""Test range_header method"""
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def check_header(self, value, ranges=[], tail=0):
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offsets = [ (start, end - start + 1) for start, end in ranges]
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coalesce = transport.Transport._coalesce_offsets
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coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
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range_header = http.HttpTransportBase._range_header
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self.assertEqual(value, range_header(coalesced, tail))
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def test_range_header_single(self):
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self.check_header('0-9', ranges=[(0,9)])
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self.check_header('100-109', ranges=[(100,109)])
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def test_range_header_tail(self):
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self.check_header('-10', tail=10)
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self.check_header('-50', tail=50)
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def test_range_header_multi(self):
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self.check_header('0-9,100-200,300-5000',
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ranges=[(0,9), (100, 200), (300,5000)])
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def test_range_header_mixed(self):
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self.check_header('0-9,300-5000,-50',
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ranges=[(0,9), (300,5000)],
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class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
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"""Tests a specific request handler.
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Daughter classes are expected to override _req_handler_class
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# Provide a useful default
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_req_handler_class = http_server.TestingHTTPRequestHandler
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def create_transport_readonly_server(self):
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return http_server.HttpServer(self._req_handler_class,
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protocol_version=self._protocol_version)
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def _testing_pycurl(self):
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return pycurl_present and self._transport == PyCurlTransport
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class WallRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, close the connection"""
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def handle_one_request(self):
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"""Handle a single HTTP request, by abruptly closing the connection"""
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self.close_connection = 1
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class TestWallServer(TestSpecificRequestHandler):
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"""Tests exceptions during the connection phase"""
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_req_handler_class = WallRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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# Unfortunately httplib (see HTTPResponse._read_status
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# for details) make no distinction between a closed
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# socket and badly formatted status line, so we can't
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# just test for ConnectionError, we have to test
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# InvalidHttpResponse too.
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self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises((errors.ConnectionError, errors.InvalidHttpResponse),
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class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a bad status"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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self.send_response(0, "Bad status")
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self.close_connection = 1
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class TestBadStatusServer(TestSpecificRequestHandler):
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"""Tests bad status from server."""
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_req_handler_class = BadStatusRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
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class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns an invalid status"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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self.wfile.write("Invalid status line\r\n")
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class TestInvalidStatusServer(TestBadStatusServer):
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"""Tests invalid status from server.
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Both implementations raises the same error as for a bad status.
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_req_handler_class = InvalidStatusRequestHandler
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def test_http_has(self):
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if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
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raise tests.KnownFailure(
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'pycurl hangs if the server send back garbage')
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super(TestInvalidStatusServer, self).test_http_has()
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def test_http_get(self):
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if self._testing_pycurl() and self._protocol_version == 'HTTP/1.1':
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raise tests.KnownFailure(
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'pycurl hangs if the server send back garbage')
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super(TestInvalidStatusServer, self).test_http_get()
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class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a bad protocol version"""
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def parse_request(self):
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"""Fakes handling a single HTTP request, returns a bad status"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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# Returns an invalid protocol version, but curl just
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# ignores it and those cannot be tested.
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self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
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'Look at my protocol version'))
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class TestBadProtocolServer(TestSpecificRequestHandler):
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"""Tests bad protocol from server."""
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_req_handler_class = BadProtocolRequestHandler
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if pycurl_present and self._transport == PyCurlTransport:
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raise tests.TestNotApplicable(
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"pycurl doesn't check the protocol version")
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super(TestBadProtocolServer, self).setUp()
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
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class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
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"""Whatever request comes in, returns a 403 code"""
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def parse_request(self):
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"""Handle a single HTTP request, by replying we cannot handle it"""
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ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
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class TestForbiddenServer(TestSpecificRequestHandler):
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"""Tests forbidden server"""
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_req_handler_class = ForbiddenRequestHandler
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def test_http_has(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.TransportError, t.has, 'foo/bar')
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def test_http_get(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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self.assertRaises(errors.TransportError, t.get, 'foo/bar')
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class TestRecordingServer(tests.TestCase):
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def test_create(self):
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server = RecordingServer(expect_body_tail=None)
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self.assertEqual('', server.received_bytes)
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self.assertEqual(None, server.host)
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self.assertEqual(None, server.port)
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def test_setUp_and_tearDown(self):
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server = RecordingServer(expect_body_tail=None)
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self.assertNotEqual(None, server.host)
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self.assertNotEqual(None, server.port)
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self.assertEqual(None, server.host)
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self.assertEqual(None, server.port)
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def test_send_receive_bytes(self):
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server = RecordingServer(expect_body_tail='c')
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self.addCleanup(server.tearDown)
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sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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sock.connect((server.host, server.port))
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self.assertEqual('HTTP/1.1 200 OK\r\n',
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osutils.recv_all(sock, 4096))
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self.assertEqual('abc', server.received_bytes)
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class TestRangeRequestServer(TestSpecificRequestHandler):
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"""Tests readv requests against server.
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We test against default "normal" server.
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super(TestRangeRequestServer, self).setUp()
756
self.build_tree_contents([('a', '0123456789')],)
758
def test_readv(self):
759
server = self.get_readonly_server()
760
t = self._transport(server.get_url())
761
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
762
self.assertEqual(l[0], (0, '0'))
763
self.assertEqual(l[1], (1, '1'))
764
self.assertEqual(l[2], (3, '34'))
765
self.assertEqual(l[3], (9, '9'))
767
def test_readv_out_of_order(self):
768
server = self.get_readonly_server()
769
t = self._transport(server.get_url())
770
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
771
self.assertEqual(l[0], (1, '1'))
772
self.assertEqual(l[1], (9, '9'))
773
self.assertEqual(l[2], (0, '0'))
774
self.assertEqual(l[3], (3, '34'))
776
def test_readv_invalid_ranges(self):
777
server = self.get_readonly_server()
778
t = self._transport(server.get_url())
780
# This is intentionally reading off the end of the file
781
# since we are sure that it cannot get there
782
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
783
t.readv, 'a', [(1,1), (8,10)])
785
# This is trying to seek past the end of the file, it should
786
# also raise a special error
787
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
788
t.readv, 'a', [(12,2)])
790
def test_readv_multiple_get_requests(self):
791
server = self.get_readonly_server()
792
t = self._transport(server.get_url())
793
# force transport to issue multiple requests
794
t._max_readv_combine = 1
795
t._max_get_ranges = 1
796
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
797
self.assertEqual(l[0], (0, '0'))
798
self.assertEqual(l[1], (1, '1'))
799
self.assertEqual(l[2], (3, '34'))
800
self.assertEqual(l[3], (9, '9'))
801
# The server should have issued 4 requests
802
self.assertEqual(4, server.GET_request_nb)
804
def test_readv_get_max_size(self):
805
server = self.get_readonly_server()
806
t = self._transport(server.get_url())
807
# force transport to issue multiple requests by limiting the number of
808
# bytes by request. Note that this apply to coalesced offsets only, a
809
# single range will keep its size even if bigger than the limit.
811
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
812
self.assertEqual(l[0], (0, '0'))
813
self.assertEqual(l[1], (1, '1'))
814
self.assertEqual(l[2], (2, '2345'))
815
self.assertEqual(l[3], (6, '6789'))
816
# The server should have issued 3 requests
817
self.assertEqual(3, server.GET_request_nb)
819
def test_complete_readv_leave_pipe_clean(self):
820
server = self.get_readonly_server()
821
t = self._transport(server.get_url())
822
# force transport to issue multiple requests
824
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
825
# The server should have issued 3 requests
826
self.assertEqual(3, server.GET_request_nb)
827
self.assertEqual('0123456789', t.get_bytes('a'))
828
self.assertEqual(4, server.GET_request_nb)
830
def test_incomplete_readv_leave_pipe_clean(self):
831
server = self.get_readonly_server()
832
t = self._transport(server.get_url())
833
# force transport to issue multiple requests
835
# Don't collapse readv results into a list so that we leave unread
836
# bytes on the socket
837
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
838
self.assertEqual((0, '0'), ireadv.next())
839
# The server should have issued one request so far
840
self.assertEqual(1, server.GET_request_nb)
841
self.assertEqual('0123456789', t.get_bytes('a'))
842
# get_bytes issued an additional request, the readv pending ones are
844
self.assertEqual(2, server.GET_request_nb)
847
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
848
"""Always reply to range request as if they were single.
850
Don't be explicit about it, just to annoy the clients.
853
def get_multiple_ranges(self, file, file_size, ranges):
854
"""Answer as if it was a single range request and ignores the rest"""
855
(start, end) = ranges[0]
856
return self.get_single_range(file, file_size, start, end)
859
class TestSingleRangeRequestServer(TestRangeRequestServer):
860
"""Test readv against a server which accept only single range requests"""
862
_req_handler_class = SingleRangeRequestHandler
865
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
866
"""Only reply to simple range requests, errors out on multiple"""
868
def get_multiple_ranges(self, file, file_size, ranges):
869
"""Refuses the multiple ranges request"""
872
self.send_error(416, "Requested range not satisfiable")
874
(start, end) = ranges[0]
875
return self.get_single_range(file, file_size, start, end)
878
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
879
"""Test readv against a server which only accept single range requests"""
881
_req_handler_class = SingleOnlyRangeRequestHandler
884
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
885
"""Ignore range requests without notice"""
888
# Update the statistics
889
self.server.test_case_server.GET_request_nb += 1
890
# Just bypass the range handling done by TestingHTTPRequestHandler
891
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
894
class TestNoRangeRequestServer(TestRangeRequestServer):
895
"""Test readv against a server which do not accept range requests"""
897
_req_handler_class = NoRangeRequestHandler
900
class MultipleRangeWithoutContentLengthRequestHandler(
901
http_server.TestingHTTPRequestHandler):
902
"""Reply to multiple range requests without content length header."""
904
def get_multiple_ranges(self, file, file_size, ranges):
905
self.send_response(206)
906
self.send_header('Accept-Ranges', 'bytes')
907
boundary = "%d" % random.randint(0,0x7FFFFFFF)
908
self.send_header("Content-Type",
909
"multipart/byteranges; boundary=%s" % boundary)
911
for (start, end) in ranges:
912
self.wfile.write("--%s\r\n" % boundary)
913
self.send_header("Content-type", 'application/octet-stream')
914
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
918
self.send_range_content(file, start, end - start + 1)
920
self.wfile.write("--%s\r\n" % boundary)
923
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
925
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
928
class TruncatedMultipleRangeRequestHandler(
929
http_server.TestingHTTPRequestHandler):
930
"""Reply to multiple range requests truncating the last ones.
932
This server generates responses whose Content-Length describes all the
933
ranges, but fail to include the last ones leading to client short reads.
934
This has been observed randomly with lighttpd (bug #179368).
937
_truncated_ranges = 2
939
def get_multiple_ranges(self, file, file_size, ranges):
940
self.send_response(206)
941
self.send_header('Accept-Ranges', 'bytes')
943
self.send_header('Content-Type',
944
'multipart/byteranges; boundary=%s' % boundary)
945
boundary_line = '--%s\r\n' % boundary
946
# Calculate the Content-Length
948
for (start, end) in ranges:
949
content_length += len(boundary_line)
950
content_length += self._header_line_length(
951
'Content-type', 'application/octet-stream')
952
content_length += self._header_line_length(
953
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
954
content_length += len('\r\n') # end headers
955
content_length += end - start # + 1
956
content_length += len(boundary_line)
957
self.send_header('Content-length', content_length)
960
# Send the multipart body
962
for (start, end) in ranges:
963
self.wfile.write(boundary_line)
964
self.send_header('Content-type', 'application/octet-stream')
965
self.send_header('Content-Range', 'bytes %d-%d/%d'
966
% (start, end, file_size))
968
if cur + self._truncated_ranges >= len(ranges):
969
# Abruptly ends the response and close the connection
970
self.close_connection = 1
972
self.send_range_content(file, start, end - start + 1)
975
self.wfile.write(boundary_line)
978
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
980
_req_handler_class = TruncatedMultipleRangeRequestHandler
983
super(TestTruncatedMultipleRangeServer, self).setUp()
984
self.build_tree_contents([('a', '0123456789')],)
986
def test_readv_with_short_reads(self):
987
server = self.get_readonly_server()
988
t = self._transport(server.get_url())
989
# Force separate ranges for each offset
990
t._bytes_to_read_before_seek = 0
991
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
992
self.assertEqual((0, '0'), ireadv.next())
993
self.assertEqual((2, '2'), ireadv.next())
994
if not self._testing_pycurl():
995
# Only one request have been issued so far (except for pycurl that
996
# try to read the whole response at once)
997
self.assertEqual(1, server.GET_request_nb)
998
self.assertEqual((4, '45'), ireadv.next())
999
self.assertEqual((9, '9'), ireadv.next())
1000
# Both implementations issue 3 requests but:
1001
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
1003
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
1004
self.assertEqual(3, server.GET_request_nb)
1005
# Finally the client have tried a single range request and stays in
1007
self.assertEqual('single', t._range_hint)
1009
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
1010
"""Errors out when range specifiers exceed the limit"""
1012
def get_multiple_ranges(self, file, file_size, ranges):
1013
"""Refuses the multiple ranges request"""
1014
tcs = self.server.test_case_server
1015
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
1017
# Emulate apache behavior
1018
self.send_error(400, "Bad Request")
1020
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1021
self, file, file_size, ranges)
1024
class LimitedRangeHTTPServer(http_server.HttpServer):
1025
"""An HttpServer erroring out on requests with too much range specifiers"""
1027
def __init__(self, request_handler=LimitedRangeRequestHandler,
1028
protocol_version=None,
1030
http_server.HttpServer.__init__(self, request_handler,
1031
protocol_version=protocol_version)
1032
self.range_limit = range_limit
1035
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1036
"""Tests readv requests against a server erroring out on too much ranges."""
1038
# Requests with more range specifiers will error out
1041
def create_transport_readonly_server(self):
1042
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1043
protocol_version=self._protocol_version)
1045
def get_transport(self):
1046
return self._transport(self.get_readonly_server().get_url())
1049
http_utils.TestCaseWithWebserver.setUp(self)
1050
# We need to manipulate ranges that correspond to real chunks in the
1051
# response, so we build a content appropriately.
1052
filler = ''.join(['abcdefghij' for x in range(102)])
1053
content = ''.join(['%04d' % v + filler for v in range(16)])
1054
self.build_tree_contents([('a', content)],)
1056
def test_few_ranges(self):
1057
t = self.get_transport()
1058
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1059
self.assertEqual(l[0], (0, '0000'))
1060
self.assertEqual(l[1], (1024, '0001'))
1061
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1063
def test_more_ranges(self):
1064
t = self.get_transport()
1065
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1066
self.assertEqual(l[0], (0, '0000'))
1067
self.assertEqual(l[1], (1024, '0001'))
1068
self.assertEqual(l[2], (4096, '0004'))
1069
self.assertEqual(l[3], (8192, '0008'))
1070
# The server will refuse to serve the first request (too much ranges),
1071
# a second request will succeed.
1072
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1075
class TestHttpProxyWhiteBox(tests.TestCase):
1076
"""Whitebox test proxy http authorization.
1078
Only the urllib implementation is tested here.
1082
tests.TestCase.setUp(self)
1087
tests.TestCase.tearDown(self)
1089
def _install_env(self, env):
1090
for name, value in env.iteritems():
1091
self._old_env[name] = osutils.set_or_unset_env(name, value)
1093
def _restore_env(self):
1094
for name, value in self._old_env.iteritems():
1095
osutils.set_or_unset_env(name, value)
1097
def _proxied_request(self):
1098
handler = _urllib2_wrappers.ProxyHandler()
1099
request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
1100
handler.set_proxy(request, 'http')
1103
def test_empty_user(self):
1104
self._install_env({'http_proxy': 'http://bar.com'})
1105
request = self._proxied_request()
1106
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1108
def test_invalid_proxy(self):
1109
"""A proxy env variable without scheme"""
1110
self._install_env({'http_proxy': 'host:1234'})
1111
self.assertRaises(errors.InvalidURL, self._proxied_request)
1114
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1115
"""Tests proxy server.
1117
Be aware that we do not setup a real proxy here. Instead, we
1118
check that the *connection* goes through the proxy by serving
1119
different content (the faked proxy server append '-proxied'
1123
# FIXME: We don't have an https server available, so we don't
1124
# test https connections.
1127
super(TestProxyHttpServer, self).setUp()
1128
self.build_tree_contents([('foo', 'contents of foo\n'),
1129
('foo-proxied', 'proxied contents of foo\n')])
1130
# Let's setup some attributes for tests
1131
self.server = self.get_readonly_server()
1132
self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
1133
if self._testing_pycurl():
1134
# Oh my ! pycurl does not check for the port as part of
1135
# no_proxy :-( So we just test the host part
1136
self.no_proxy_host = 'localhost'
1138
self.no_proxy_host = self.proxy_address
1139
# The secondary server is the proxy
1140
self.proxy = self.get_secondary_server()
1141
self.proxy_url = self.proxy.get_url()
1144
def _testing_pycurl(self):
1145
return pycurl_present and self._transport == PyCurlTransport
1147
def create_transport_secondary_server(self):
1148
"""Creates an http server that will serve files with
1149
'-proxied' appended to their names.
1151
return http_utils.ProxyServer(protocol_version=self._protocol_version)
1153
def _install_env(self, env):
1154
for name, value in env.iteritems():
1155
self._old_env[name] = osutils.set_or_unset_env(name, value)
1157
def _restore_env(self):
1158
for name, value in self._old_env.iteritems():
1159
osutils.set_or_unset_env(name, value)
1161
def proxied_in_env(self, env):
1162
self._install_env(env)
1163
url = self.server.get_url()
1164
t = self._transport(url)
1166
self.assertEqual('proxied contents of foo\n', t.get('foo').read())
1170
def not_proxied_in_env(self, env):
1171
self._install_env(env)
1172
url = self.server.get_url()
1173
t = self._transport(url)
1175
self.assertEqual('contents of foo\n', t.get('foo').read())
1179
def test_http_proxy(self):
1180
self.proxied_in_env({'http_proxy': self.proxy_url})
1182
def test_HTTP_PROXY(self):
1183
if self._testing_pycurl():
1184
# pycurl does not check HTTP_PROXY for security reasons
1185
# (for use in a CGI context that we do not care
1186
# about. Should we ?)
1187
raise tests.TestNotApplicable(
1188
'pycurl does not check HTTP_PROXY for security reasons')
1189
self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
1191
def test_all_proxy(self):
1192
self.proxied_in_env({'all_proxy': self.proxy_url})
1194
def test_ALL_PROXY(self):
1195
self.proxied_in_env({'ALL_PROXY': self.proxy_url})
1197
def test_http_proxy_with_no_proxy(self):
1198
self.not_proxied_in_env({'http_proxy': self.proxy_url,
1199
'no_proxy': self.no_proxy_host})
1201
def test_HTTP_PROXY_with_NO_PROXY(self):
1202
if self._testing_pycurl():
1203
raise tests.TestNotApplicable(
1204
'pycurl does not check HTTP_PROXY for security reasons')
1205
self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1206
'NO_PROXY': self.no_proxy_host})
1208
def test_all_proxy_with_no_proxy(self):
1209
self.not_proxied_in_env({'all_proxy': self.proxy_url,
1210
'no_proxy': self.no_proxy_host})
1212
def test_ALL_PROXY_with_NO_PROXY(self):
1213
self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
1214
'NO_PROXY': self.no_proxy_host})
1216
def test_http_proxy_without_scheme(self):
1217
if self._testing_pycurl():
1218
# pycurl *ignores* invalid proxy env variables. If that ever change
1219
# in the future, this test will fail indicating that pycurl do not
1220
# ignore anymore such variables.
1221
self.not_proxied_in_env({'http_proxy': self.proxy_address})
1223
self.assertRaises(errors.InvalidURL,
1224
self.proxied_in_env,
1225
{'http_proxy': self.proxy_address})
1228
class TestRanges(http_utils.TestCaseWithWebserver):
1229
"""Test the Range header in GET methods."""
1232
http_utils.TestCaseWithWebserver.setUp(self)
1233
self.build_tree_contents([('a', '0123456789')],)
1234
server = self.get_readonly_server()
1235
self.transport = self._transport(server.get_url())
1237
def create_transport_readonly_server(self):
1238
return http_server.HttpServer(protocol_version=self._protocol_version)
1240
def _file_contents(self, relpath, ranges):
1241
offsets = [ (start, end - start + 1) for start, end in ranges]
1242
coalesce = self.transport._coalesce_offsets
1243
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1244
code, data = self.transport._get(relpath, coalesced)
1245
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1246
for start, end in ranges:
1248
yield data.read(end - start + 1)
1250
def _file_tail(self, relpath, tail_amount):
1251
code, data = self.transport._get(relpath, [], tail_amount)
1252
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1253
data.seek(-tail_amount, 2)
1254
return data.read(tail_amount)
1256
def test_range_header(self):
1258
map(self.assertEqual,['0', '234'],
1259
list(self._file_contents('a', [(0,0), (2,4)])),)
1261
def test_range_header_tail(self):
1262
self.assertEqual('789', self._file_tail('a', 3))
1264
def test_syntactically_invalid_range_header(self):
1265
self.assertListRaises(errors.InvalidHttpRange,
1266
self._file_contents, 'a', [(4, 3)])
1268
def test_semantically_invalid_range_header(self):
1269
self.assertListRaises(errors.InvalidHttpRange,
1270
self._file_contents, 'a', [(42, 128)])
1273
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1274
"""Test redirection between http servers."""
1276
def create_transport_secondary_server(self):
1277
"""Create the secondary server redirecting to the primary server"""
1278
new = self.get_readonly_server()
1280
redirecting = http_utils.HTTPServerRedirecting(
1281
protocol_version=self._protocol_version)
1282
redirecting.redirect_to(new.host, new.port)
1286
super(TestHTTPRedirections, self).setUp()
1287
self.build_tree_contents([('a', '0123456789'),
1289
'# Bazaar revision bundle v0.9\n#\n')
1291
# The requests to the old server will be redirected to the new server
1292
self.old_transport = self._transport(self.old_server.get_url())
1294
def test_redirected(self):
1295
self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1296
t = self._transport(self.new_server.get_url())
1297
self.assertEqual('0123456789', t.get('a').read())
1299
def test_read_redirected_bundle_from_url(self):
1300
from bzrlib.bundle import read_bundle_from_url
1301
url = self.old_transport.abspath('bundle')
1302
bundle = self.applyDeprecated(deprecated_in((1, 12, 0)),
1303
read_bundle_from_url, url)
1304
# If read_bundle_from_url was successful we get an empty bundle
1305
self.assertEqual([], bundle.revisions)
1308
class RedirectedRequest(_urllib2_wrappers.Request):
1309
"""Request following redirections. """
1311
init_orig = _urllib2_wrappers.Request.__init__
1313
def __init__(self, method, url, *args, **kwargs):
1317
# Since the tests using this class will replace
1318
# _urllib2_wrappers.Request, we can't just call the base class __init__
1320
RedirectedRequest.init_orig(self, method, url, *args, **kwargs)
1321
self.follow_redirections = True
1324
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1325
"""Test redirections.
1327
http implementations do not redirect silently anymore (they
1328
do not redirect at all in fact). The mechanism is still in
1329
place at the _urllib2_wrappers.Request level and these tests
1332
For the pycurl implementation
1333
the redirection have been deleted as we may deprecate pycurl
1334
and I have no place to keep a working implementation.
1339
if pycurl_present and self._transport == PyCurlTransport:
1340
raise tests.TestNotApplicable(
1341
"pycurl doesn't redirect silently annymore")
1342
super(TestHTTPSilentRedirections, self).setUp()
1343
self.setup_redirected_request()
1344
self.addCleanup(self.cleanup_redirected_request)
1345
self.build_tree_contents([('a','a'),
1347
('1/a', 'redirected once'),
1349
('2/a', 'redirected twice'),
1351
('3/a', 'redirected thrice'),
1353
('4/a', 'redirected 4 times'),
1355
('5/a', 'redirected 5 times'),
1358
self.old_transport = self._transport(self.old_server.get_url())
1360
def setup_redirected_request(self):
1361
self.original_class = _urllib2_wrappers.Request
1362
_urllib2_wrappers.Request = RedirectedRequest
1364
def cleanup_redirected_request(self):
1365
_urllib2_wrappers.Request = self.original_class
1367
def create_transport_secondary_server(self):
1368
"""Create the secondary server, redirections are defined in the tests"""
1369
return http_utils.HTTPServerRedirecting(
1370
protocol_version=self._protocol_version)
1372
def test_one_redirection(self):
1373
t = self.old_transport
1375
req = RedirectedRequest('GET', t.abspath('a'))
1376
req.follow_redirections = True
1377
new_prefix = 'http://%s:%s' % (self.new_server.host,
1378
self.new_server.port)
1379
self.old_server.redirections = \
1380
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1381
self.assertEquals('redirected once',t._perform(req).read())
1383
def test_five_redirections(self):
1384
t = self.old_transport
1386
req = RedirectedRequest('GET', t.abspath('a'))
1387
req.follow_redirections = True
1388
old_prefix = 'http://%s:%s' % (self.old_server.host,
1389
self.old_server.port)
1390
new_prefix = 'http://%s:%s' % (self.new_server.host,
1391
self.new_server.port)
1392
self.old_server.redirections = [
1393
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1394
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1395
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1396
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1397
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1399
self.assertEquals('redirected 5 times',t._perform(req).read())
1402
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1403
"""Test transport.do_catching_redirections."""
1406
super(TestDoCatchRedirections, self).setUp()
1407
self.build_tree_contents([('a', '0123456789'),],)
1409
self.old_transport = self._transport(self.old_server.get_url())
1411
def get_a(self, transport):
1412
return transport.get('a')
1414
def test_no_redirection(self):
1415
t = self._transport(self.new_server.get_url())
1417
# We use None for redirected so that we fail if redirected
1418
self.assertEquals('0123456789',
1419
transport.do_catching_redirections(
1420
self.get_a, t, None).read())
1422
def test_one_redirection(self):
1423
self.redirections = 0
1425
def redirected(transport, exception, redirection_notice):
1426
self.redirections += 1
1427
dir, file = urlutils.split(exception.target)
1428
return self._transport(dir)
1430
self.assertEquals('0123456789',
1431
transport.do_catching_redirections(
1432
self.get_a, self.old_transport, redirected).read())
1433
self.assertEquals(1, self.redirections)
1435
def test_redirection_loop(self):
1437
def redirected(transport, exception, redirection_notice):
1438
# By using the redirected url as a base dir for the
1439
# *old* transport, we create a loop: a => a/a =>
1441
return self.old_transport.clone(exception.target)
1443
self.assertRaises(errors.TooManyRedirections,
1444
transport.do_catching_redirections,
1445
self.get_a, self.old_transport, redirected)
1448
class TestAuth(http_utils.TestCaseWithWebserver):
1449
"""Test authentication scheme"""
1451
_auth_header = 'Authorization'
1452
_password_prompt_prefix = ''
1453
_username_prompt_prefix = ''
1456
super(TestAuth, self).setUp()
1457
self.server = self.get_readonly_server()
1458
self.build_tree_contents([('a', 'contents of a\n'),
1459
('b', 'contents of b\n'),])
1461
def create_transport_readonly_server(self):
1462
if self._auth_scheme == 'basic':
1463
server = http_utils.HTTPBasicAuthServer(
1464
protocol_version=self._protocol_version)
1466
if self._auth_scheme != 'digest':
1467
raise AssertionError('Unknown auth scheme: %r'
1468
% self._auth_scheme)
1469
server = http_utils.HTTPDigestAuthServer(
1470
protocol_version=self._protocol_version)
1473
def _testing_pycurl(self):
1474
return pycurl_present and self._transport == PyCurlTransport
1476
def get_user_url(self, user, password):
1477
"""Build an url embedding user and password"""
1478
url = '%s://' % self.server._url_protocol
1479
if user is not None:
1481
if password is not None:
1482
url += ':' + password
1484
url += '%s:%s/' % (self.server.host, self.server.port)
1487
def get_user_transport(self, user, password):
1488
return self._transport(self.get_user_url(user, password))
1490
def test_no_user(self):
1491
self.server.add_user('joe', 'foo')
1492
t = self.get_user_transport(None, None)
1493
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1494
# Only one 'Authentication Required' error should occur
1495
self.assertEqual(1, self.server.auth_required_errors)
1497
def test_empty_pass(self):
1498
self.server.add_user('joe', '')
1499
t = self.get_user_transport('joe', '')
1500
self.assertEqual('contents of a\n', t.get('a').read())
1501
# Only one 'Authentication Required' error should occur
1502
self.assertEqual(1, self.server.auth_required_errors)
1504
def test_user_pass(self):
1505
self.server.add_user('joe', 'foo')
1506
t = self.get_user_transport('joe', 'foo')
1507
self.assertEqual('contents of a\n', t.get('a').read())
1508
# Only one 'Authentication Required' error should occur
1509
self.assertEqual(1, self.server.auth_required_errors)
1511
def test_unknown_user(self):
1512
self.server.add_user('joe', 'foo')
1513
t = self.get_user_transport('bill', 'foo')
1514
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1515
# Two 'Authentication Required' errors should occur (the
1516
# initial 'who are you' and 'I don't know you, who are
1518
self.assertEqual(2, self.server.auth_required_errors)
1520
def test_wrong_pass(self):
1521
self.server.add_user('joe', 'foo')
1522
t = self.get_user_transport('joe', 'bar')
1523
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1524
# Two 'Authentication Required' errors should occur (the
1525
# initial 'who are you' and 'this is not you, who are you')
1526
self.assertEqual(2, self.server.auth_required_errors)
1528
def test_prompt_for_username(self):
1529
if self._testing_pycurl():
1530
raise tests.TestNotApplicable(
1531
'pycurl cannot prompt, it handles auth by embedding'
1532
' user:pass in urls only')
1534
self.server.add_user('joe', 'foo')
1535
t = self.get_user_transport(None, None)
1536
stdout = tests.StringIOWrapper()
1537
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n', stdout=stdout)
1538
self.assertEqual('contents of a\n',t.get('a').read())
1539
# stdin should be empty
1540
self.assertEqual('', ui.ui_factory.stdin.readline())
1542
expected_prompt = self._expected_username_prompt(t._unqualified_scheme)
1543
self.assertEquals(expected_prompt, stdout.read(len(expected_prompt)))
1544
self._check_password_prompt(t._unqualified_scheme, 'joe',
1547
def test_prompt_for_password(self):
1548
if self._testing_pycurl():
1549
raise tests.TestNotApplicable(
1550
'pycurl cannot prompt, it handles auth by embedding'
1551
' user:pass in urls only')
1553
self.server.add_user('joe', 'foo')
1554
t = self.get_user_transport('joe', None)
1555
stdout = tests.StringIOWrapper()
1556
ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1557
self.assertEqual('contents of a\n',t.get('a').read())
1558
# stdin should be empty
1559
self.assertEqual('', ui.ui_factory.stdin.readline())
1560
self._check_password_prompt(t._unqualified_scheme, 'joe',
1562
# And we shouldn't prompt again for a different request
1563
# against the same transport.
1564
self.assertEqual('contents of b\n',t.get('b').read())
1566
# And neither against a clone
1567
self.assertEqual('contents of b\n',t2.get('b').read())
1568
# Only one 'Authentication Required' error should occur
1569
self.assertEqual(1, self.server.auth_required_errors)
1571
def _check_password_prompt(self, scheme, user, actual_prompt):
1572
expected_prompt = (self._password_prompt_prefix
1573
+ ("%s %s@%s:%d, Realm: '%s' password: "
1575
user, self.server.host, self.server.port,
1576
self.server.auth_realm)))
1577
self.assertEquals(expected_prompt, actual_prompt)
1579
def _expected_username_prompt(self, scheme):
1580
return (self._username_prompt_prefix
1581
+ "%s %s:%d, Realm: '%s' username: " % (scheme.upper(),
1582
self.server.host, self.server.port,
1583
self.server.auth_realm))
1585
def test_no_prompt_for_password_when_using_auth_config(self):
1586
if self._testing_pycurl():
1587
raise tests.TestNotApplicable(
1588
'pycurl does not support authentication.conf'
1589
' since it cannot prompt')
1593
stdin_content = 'bar\n' # Not the right password
1594
self.server.add_user(user, password)
1595
t = self.get_user_transport(user, None)
1596
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1597
stdout=tests.StringIOWrapper())
1598
# Create a minimal config file with the right password
1599
conf = config.AuthenticationConfig()
1600
conf._get_config().update(
1601
{'httptest': {'scheme': 'http', 'port': self.server.port,
1602
'user': user, 'password': password}})
1604
# Issue a request to the server to connect
1605
self.assertEqual('contents of a\n',t.get('a').read())
1606
# stdin should have been left untouched
1607
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1608
# Only one 'Authentication Required' error should occur
1609
self.assertEqual(1, self.server.auth_required_errors)
1611
def test_user_from_auth_conf(self):
1612
if self._testing_pycurl():
1613
raise tests.TestNotApplicable(
1614
'pycurl does not support authentication.conf')
1617
self.server.add_user(user, password)
1618
# Create a minimal config file with the right password
1619
conf = config.AuthenticationConfig()
1620
conf._get_config().update(
1621
{'httptest': {'scheme': 'http', 'port': self.server.port,
1622
'user': user, 'password': password}})
1624
t = self.get_user_transport(None, None)
1625
# Issue a request to the server to connect
1626
self.assertEqual('contents of a\n', t.get('a').read())
1627
# Only one 'Authentication Required' error should occur
1628
self.assertEqual(1, self.server.auth_required_errors)
1630
def test_changing_nonce(self):
1631
if self._auth_scheme != 'digest':
1632
raise tests.TestNotApplicable('HTTP auth digest only test')
1633
if self._testing_pycurl():
1634
raise tests.KnownFailure(
1635
'pycurl does not handle a nonce change')
1636
self.server.add_user('joe', 'foo')
1637
t = self.get_user_transport('joe', 'foo')
1638
self.assertEqual('contents of a\n', t.get('a').read())
1639
self.assertEqual('contents of b\n', t.get('b').read())
1640
# Only one 'Authentication Required' error should have
1642
self.assertEqual(1, self.server.auth_required_errors)
1643
# The server invalidates the current nonce
1644
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1645
self.assertEqual('contents of a\n', t.get('a').read())
1646
# Two 'Authentication Required' errors should occur (the
1647
# initial 'who are you' and a second 'who are you' with the new nonce)
1648
self.assertEqual(2, self.server.auth_required_errors)
1652
class TestProxyAuth(TestAuth):
1653
"""Test proxy authentication schemes."""
1655
_auth_header = 'Proxy-authorization'
1656
_password_prompt_prefix = 'Proxy '
1657
_username_prompt_prefix = 'Proxy '
1660
super(TestProxyAuth, self).setUp()
1662
self.addCleanup(self._restore_env)
1663
# Override the contents to avoid false positives
1664
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1665
('b', 'not proxied contents of b\n'),
1666
('a-proxied', 'contents of a\n'),
1667
('b-proxied', 'contents of b\n'),
1670
def create_transport_readonly_server(self):
1671
if self._auth_scheme == 'basic':
1672
server = http_utils.ProxyBasicAuthServer(
1673
protocol_version=self._protocol_version)
1675
if self._auth_scheme != 'digest':
1676
raise AssertionError('Unknown auth scheme: %r'
1677
% self._auth_scheme)
1678
server = http_utils.ProxyDigestAuthServer(
1679
protocol_version=self._protocol_version)
1682
def get_user_transport(self, user, password):
1683
self._install_env({'all_proxy': self.get_user_url(user, password)})
1684
return self._transport(self.server.get_url())
1686
def _install_env(self, env):
1687
for name, value in env.iteritems():
1688
self._old_env[name] = osutils.set_or_unset_env(name, value)
1690
def _restore_env(self):
1691
for name, value in self._old_env.iteritems():
1692
osutils.set_or_unset_env(name, value)
1694
def test_empty_pass(self):
1695
if self._testing_pycurl():
1697
if pycurl.version_info()[1] < '7.16.0':
1698
raise tests.KnownFailure(
1699
'pycurl < 7.16.0 does not handle empty proxy passwords')
1700
super(TestProxyAuth, self).test_empty_pass()
1703
class SampleSocket(object):
1704
"""A socket-like object for use in testing the HTTP request handler."""
1706
def __init__(self, socket_read_content):
1707
"""Constructs a sample socket.
1709
:param socket_read_content: a byte sequence
1711
# Use plain python StringIO so we can monkey-patch the close method to
1712
# not discard the contents.
1713
from StringIO import StringIO
1714
self.readfile = StringIO(socket_read_content)
1715
self.writefile = StringIO()
1716
self.writefile.close = lambda: None
1718
def makefile(self, mode='r', bufsize=None):
1720
return self.readfile
1722
return self.writefile
1725
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1728
super(SmartHTTPTunnellingTest, self).setUp()
1729
# We use the VFS layer as part of HTTP tunnelling tests.
1730
self._captureVar('BZR_NO_SMART_VFS', None)
1731
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1733
def create_transport_readonly_server(self):
1734
return http_utils.HTTPServerWithSmarts(
1735
protocol_version=self._protocol_version)
1737
def test_open_bzrdir(self):
1738
branch = self.make_branch('relpath')
1739
http_server = self.get_readonly_server()
1740
url = http_server.get_url() + 'relpath'
1741
bd = bzrdir.BzrDir.open(url)
1742
self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1744
def test_bulk_data(self):
1745
# We should be able to send and receive bulk data in a single message.
1746
# The 'readv' command in the smart protocol both sends and receives
1747
# bulk data, so we use that.
1748
self.build_tree(['data-file'])
1749
http_server = self.get_readonly_server()
1750
http_transport = self._transport(http_server.get_url())
1751
medium = http_transport.get_smart_medium()
1752
# Since we provide the medium, the url below will be mostly ignored
1753
# during the test, as long as the path is '/'.
1754
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1757
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1759
def test_http_send_smart_request(self):
1761
post_body = 'hello\n'
1762
expected_reply_body = 'ok\x012\n'
1764
http_server = self.get_readonly_server()
1765
http_transport = self._transport(http_server.get_url())
1766
medium = http_transport.get_smart_medium()
1767
response = medium.send_http_smart_request(post_body)
1768
reply_body = response.read()
1769
self.assertEqual(expected_reply_body, reply_body)
1771
def test_smart_http_server_post_request_handler(self):
1772
httpd = self.get_readonly_server()._get_httpd()
1774
socket = SampleSocket(
1775
'POST /.bzr/smart %s \r\n' % self._protocol_version
1776
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1778
+ 'Content-Length: 6\r\n'
1781
# Beware: the ('localhost', 80) below is the
1782
# client_address parameter, but we don't have one because
1783
# we have defined a socket which is not bound to an
1784
# address. The test framework never uses this client
1785
# address, so far...
1786
request_handler = http_utils.SmartRequestHandler(socket,
1789
response = socket.writefile.getvalue()
1790
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1791
# This includes the end of the HTTP headers, and all the body.
1792
expected_end_of_response = '\r\n\r\nok\x012\n'
1793
self.assertEndsWith(response, expected_end_of_response)
1796
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1797
"""No smart server here request handler."""
1800
self.send_error(403, "Forbidden")
1803
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1804
"""Test smart client behaviour against an http server without smarts."""
1806
_req_handler_class = ForbiddenRequestHandler
1808
def test_probe_smart_server(self):
1809
"""Test error handling against server refusing smart requests."""
1810
server = self.get_readonly_server()
1811
t = self._transport(server.get_url())
1812
# No need to build a valid smart request here, the server will not even
1813
# try to interpret it.
1814
self.assertRaises(errors.SmartProtocolError,
1815
t.get_smart_medium().send_http_smart_request,
1818
class Test_redirected_to(tests.TestCase):
1820
def test_redirected_to_subdir(self):
1821
t = self._transport('http://www.example.com/foo')
1822
r = t._redirected_to('http://www.example.com/foo',
1823
'http://www.example.com/foo/subdir')
1824
self.assertIsInstance(r, type(t))
1825
# Both transports share the some connection
1826
self.assertEquals(t._get_connection(), r._get_connection())
1828
def test_redirected_to_self_with_slash(self):
1829
t = self._transport('http://www.example.com/foo')
1830
r = t._redirected_to('http://www.example.com/foo',
1831
'http://www.example.com/foo/')
1832
self.assertIsInstance(r, type(t))
1833
# Both transports share the some connection (one can argue that we
1834
# should return the exact same transport here, but that seems
1836
self.assertEquals(t._get_connection(), r._get_connection())
1838
def test_redirected_to_host(self):
1839
t = self._transport('http://www.example.com/foo')
1840
r = t._redirected_to('http://www.example.com/foo',
1841
'http://foo.example.com/foo/subdir')
1842
self.assertIsInstance(r, type(t))
1844
def test_redirected_to_same_host_sibling_protocol(self):
1845
t = self._transport('http://www.example.com/foo')
1846
r = t._redirected_to('http://www.example.com/foo',
1847
'https://www.example.com/foo')
1848
self.assertIsInstance(r, type(t))
1850
def test_redirected_to_same_host_different_protocol(self):
1851
t = self._transport('http://www.example.com/foo')
1852
r = t._redirected_to('http://www.example.com/foo',
1853
'ftp://www.example.com/foo')
1854
self.assertNotEquals(type(r), type(t))
1856
def test_redirected_to_different_host_same_user(self):
1857
t = self._transport('http://joe@www.example.com/foo')
1858
r = t._redirected_to('http://www.example.com/foo',
1859
'https://foo.example.com/foo')
1860
self.assertIsInstance(r, type(t))
1861
self.assertEquals(t._user, r._user)
1864
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
1865
"""Request handler for a unique and pre-defined request.
1867
The only thing we care about here is how many bytes travel on the wire. But
1868
since we want to measure it for a real http client, we have to send it
1871
We expect to receive a *single* request nothing more (and we won't even
1872
check what request it is, we just measure the bytes read until an empty
1876
def handle_one_request(self):
1877
tcs = self.server.test_case_server
1878
requestline = self.rfile.readline()
1879
headers = self.MessageClass(self.rfile, 0)
1880
# We just read: the request, the headers, an empty line indicating the
1881
# end of the headers.
1882
bytes_read = len(requestline)
1883
for line in headers.headers:
1884
bytes_read += len(line)
1885
bytes_read += len('\r\n')
1886
if requestline.startswith('POST'):
1887
# The body should be a single line (or we don't know where it ends
1888
# and we don't want to issue a blocking read)
1889
body = self.rfile.readline()
1890
bytes_read += len(body)
1891
tcs.bytes_read = bytes_read
1893
# We set the bytes written *before* issuing the write, the client is
1894
# supposed to consume every produced byte *before* checking that value.
1896
# Doing the oppposite may lead to test failure: we may be interrupted
1897
# after the write but before updating the value. The client can then
1898
# continue and read the value *before* we can update it. And yes,
1899
# this has been observed -- vila 20090129
1900
tcs.bytes_written = len(tcs.canned_response)
1901
self.wfile.write(tcs.canned_response)
1904
class ActivityServerMixin(object):
1906
def __init__(self, protocol_version):
1907
super(ActivityServerMixin, self).__init__(
1908
request_handler=PredefinedRequestHandler,
1909
protocol_version=protocol_version)
1910
# Bytes read and written by the server
1912
self.bytes_written = 0
1913
self.canned_response = None
1916
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
1920
if tests.HTTPSServerFeature.available():
1921
from bzrlib.tests import https_server
1922
class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
1926
class TestActivity(tests.TestCase):
1927
"""Test socket activity reporting.
1929
We use a special purpose server to control the bytes sent and received and
1930
be able to predict the activity on the client socket.
1934
tests.TestCase.setUp(self)
1935
self.server = self._activity_server(self._protocol_version)
1937
self.activities = {}
1938
def report_activity(t, bytes, direction):
1939
count = self.activities.get(direction, 0)
1941
self.activities[direction] = count
1943
# We override at class level because constructors may propagate the
1944
# bound method and render instance overriding ineffective (an
1945
# alternative would be to define a specific ui factory instead...)
1946
self.orig_report_activity = self._transport._report_activity
1947
self._transport._report_activity = report_activity
1950
self._transport._report_activity = self.orig_report_activity
1951
self.server.tearDown()
1952
tests.TestCase.tearDown(self)
1954
def get_transport(self):
1955
return self._transport(self.server.get_url())
1957
def assertActivitiesMatch(self):
1958
self.assertEqual(self.server.bytes_read,
1959
self.activities.get('write', 0), 'written bytes')
1960
self.assertEqual(self.server.bytes_written,
1961
self.activities.get('read', 0), 'read bytes')
1964
self.server.canned_response = '''HTTP/1.1 200 OK\r
1965
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
1966
Server: Apache/2.0.54 (Fedora)\r
1967
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
1968
ETag: "56691-23-38e9ae00"\r
1969
Accept-Ranges: bytes\r
1970
Content-Length: 35\r
1972
Content-Type: text/plain; charset=UTF-8\r
1974
Bazaar-NG meta directory, format 1
1976
t = self.get_transport()
1977
self.assertEqual('Bazaar-NG meta directory, format 1\n',
1978
t.get('foo/bar').read())
1979
self.assertActivitiesMatch()
1982
self.server.canned_response = '''HTTP/1.1 200 OK\r
1983
Server: SimpleHTTP/0.6 Python/2.5.2\r
1984
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
1985
Content-type: application/octet-stream\r
1986
Content-Length: 20\r
1987
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
1990
t = self.get_transport()
1991
self.assertTrue(t.has('foo/bar'))
1992
self.assertActivitiesMatch()
1994
def test_readv(self):
1995
self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
1996
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
1997
Server: Apache/2.0.54 (Fedora)\r
1998
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
1999
ETag: "238a3c-16ec2-805c5540"\r
2000
Accept-Ranges: bytes\r
2001
Content-Length: 1534\r
2003
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
2006
--418470f848b63279b\r
2007
Content-type: text/plain; charset=UTF-8\r
2008
Content-range: bytes 0-254/93890\r
2010
mbp@sourcefrog.net-20050309040815-13242001617e4a06
2011
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
2012
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
2013
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
2014
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
2016
--418470f848b63279b\r
2017
Content-type: text/plain; charset=UTF-8\r
2018
Content-range: bytes 1000-2049/93890\r
2021
mbp@sourcefrog.net-20050311063625-07858525021f270b
2022
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
2023
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
2024
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
2025
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
2026
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
2027
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
2028
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
2029
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
2030
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
2031
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
2032
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
2033
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
2034
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
2035
mbp@sourcefrog.net-20050313120651-497bd231b19df600
2036
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
2037
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
2038
mbp@sourcefrog.net-20050314025539-637a636692c055cf
2039
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
2040
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
2042
--418470f848b63279b--\r
2044
t = self.get_transport()
2045
# Remember that the request is ignored and that the ranges below
2046
# doesn't have to match the canned response.
2047
l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
2048
self.assertEqual(2, len(l))
2049
self.assertActivitiesMatch()
2051
def test_post(self):
2052
self.server.canned_response = '''HTTP/1.1 200 OK\r
2053
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2054
Server: Apache/2.0.54 (Fedora)\r
2055
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2056
ETag: "56691-23-38e9ae00"\r
2057
Accept-Ranges: bytes\r
2058
Content-Length: 35\r
2060
Content-Type: text/plain; charset=UTF-8\r
2062
lalala whatever as long as itsssss
2064
t = self.get_transport()
2065
# We must send a single line of body bytes, see
2066
# PredefinedRequestHandler.handle_one_request
2067
code, f = t._post('abc def end-of-body\n')
2068
self.assertEqual('lalala whatever as long as itsssss\n', f.read())
2069
self.assertActivitiesMatch()
added
removed
bzrlib/tests/test_http.py
