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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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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adapter = tests.TestScenarioApplier()
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remaining_tests = standard_tests
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# one for each transport
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t_tests, remaining_tests = tests.split_suite_by_condition(
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remaining_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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adapter.scenarios = transport_scenarios
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tests.adapt_tests(t_tests, adapter, result)
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# multiplied by one for each protocol 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(adapter.scenarios,
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adapter.scenarios = tp_scenarios
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tests.adapt_tests(tp_tests, adapter, result)
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# multiplied by one for each authentication scheme
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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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adapter.scenarios = tests.multiply_scenarios(adapter.scenarios,
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auth_scheme_scenarios)
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tests.adapt_tests(tpa_tests, adapter, result)
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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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adapter.scenarios = tests.multiply_scenarios(tp_scenarios,
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tests.adapt_tests(tpact_tests, adapter, 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):
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ah = _urllib2_wrappers.AbstractAuthHandler()
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return ah._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_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()
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self.build_tree_contents([('a', '0123456789')],)
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def test_readv(self):
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server = self.get_readonly_server()
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t = self._transport(server.get_url())
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l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
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self.assertEqual(l[0], (0, '0'))
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self.assertEqual(l[1], (1, '1'))
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self.assertEqual(l[2], (3, '34'))
758
self.assertEqual(l[3], (9, '9'))
760
def test_readv_out_of_order(self):
761
server = self.get_readonly_server()
762
t = self._transport(server.get_url())
763
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
764
self.assertEqual(l[0], (1, '1'))
765
self.assertEqual(l[1], (9, '9'))
766
self.assertEqual(l[2], (0, '0'))
767
self.assertEqual(l[3], (3, '34'))
769
def test_readv_invalid_ranges(self):
770
server = self.get_readonly_server()
771
t = self._transport(server.get_url())
773
# This is intentionally reading off the end of the file
774
# since we are sure that it cannot get there
775
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
776
t.readv, 'a', [(1,1), (8,10)])
778
# This is trying to seek past the end of the file, it should
779
# also raise a special error
780
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
781
t.readv, 'a', [(12,2)])
783
def test_readv_multiple_get_requests(self):
784
server = self.get_readonly_server()
785
t = self._transport(server.get_url())
786
# force transport to issue multiple requests
787
t._max_readv_combine = 1
788
t._max_get_ranges = 1
789
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
790
self.assertEqual(l[0], (0, '0'))
791
self.assertEqual(l[1], (1, '1'))
792
self.assertEqual(l[2], (3, '34'))
793
self.assertEqual(l[3], (9, '9'))
794
# The server should have issued 4 requests
795
self.assertEqual(4, server.GET_request_nb)
797
def test_readv_get_max_size(self):
798
server = self.get_readonly_server()
799
t = self._transport(server.get_url())
800
# force transport to issue multiple requests by limiting the number of
801
# bytes by request. Note that this apply to coalesced offsets only, a
802
# single range will keep its size even if bigger than the limit.
804
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
805
self.assertEqual(l[0], (0, '0'))
806
self.assertEqual(l[1], (1, '1'))
807
self.assertEqual(l[2], (2, '2345'))
808
self.assertEqual(l[3], (6, '6789'))
809
# The server should have issued 3 requests
810
self.assertEqual(3, server.GET_request_nb)
812
def test_complete_readv_leave_pipe_clean(self):
813
server = self.get_readonly_server()
814
t = self._transport(server.get_url())
815
# force transport to issue multiple requests
817
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
818
# The server should have issued 3 requests
819
self.assertEqual(3, server.GET_request_nb)
820
self.assertEqual('0123456789', t.get_bytes('a'))
821
self.assertEqual(4, server.GET_request_nb)
823
def test_incomplete_readv_leave_pipe_clean(self):
824
server = self.get_readonly_server()
825
t = self._transport(server.get_url())
826
# force transport to issue multiple requests
828
# Don't collapse readv results into a list so that we leave unread
829
# bytes on the socket
830
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
831
self.assertEqual((0, '0'), ireadv.next())
832
# The server should have issued one request so far
833
self.assertEqual(1, server.GET_request_nb)
834
self.assertEqual('0123456789', t.get_bytes('a'))
835
# get_bytes issued an additional request, the readv pending ones are
837
self.assertEqual(2, server.GET_request_nb)
840
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
841
"""Always reply to range request as if they were single.
843
Don't be explicit about it, just to annoy the clients.
846
def get_multiple_ranges(self, file, file_size, ranges):
847
"""Answer as if it was a single range request and ignores the rest"""
848
(start, end) = ranges[0]
849
return self.get_single_range(file, file_size, start, end)
852
class TestSingleRangeRequestServer(TestRangeRequestServer):
853
"""Test readv against a server which accept only single range requests"""
855
_req_handler_class = SingleRangeRequestHandler
858
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
859
"""Only reply to simple range requests, errors out on multiple"""
861
def get_multiple_ranges(self, file, file_size, ranges):
862
"""Refuses the multiple ranges request"""
865
self.send_error(416, "Requested range not satisfiable")
867
(start, end) = ranges[0]
868
return self.get_single_range(file, file_size, start, end)
871
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
872
"""Test readv against a server which only accept single range requests"""
874
_req_handler_class = SingleOnlyRangeRequestHandler
877
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
878
"""Ignore range requests without notice"""
881
# Update the statistics
882
self.server.test_case_server.GET_request_nb += 1
883
# Just bypass the range handling done by TestingHTTPRequestHandler
884
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
887
class TestNoRangeRequestServer(TestRangeRequestServer):
888
"""Test readv against a server which do not accept range requests"""
890
_req_handler_class = NoRangeRequestHandler
893
class MultipleRangeWithoutContentLengthRequestHandler(
894
http_server.TestingHTTPRequestHandler):
895
"""Reply to multiple range requests without content length header."""
897
def get_multiple_ranges(self, file, file_size, ranges):
898
self.send_response(206)
899
self.send_header('Accept-Ranges', 'bytes')
900
boundary = "%d" % random.randint(0,0x7FFFFFFF)
901
self.send_header("Content-Type",
902
"multipart/byteranges; boundary=%s" % boundary)
904
for (start, end) in ranges:
905
self.wfile.write("--%s\r\n" % boundary)
906
self.send_header("Content-type", 'application/octet-stream')
907
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
911
self.send_range_content(file, start, end - start + 1)
913
self.wfile.write("--%s\r\n" % boundary)
916
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
918
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
921
class TruncatedMultipleRangeRequestHandler(
922
http_server.TestingHTTPRequestHandler):
923
"""Reply to multiple range requests truncating the last ones.
925
This server generates responses whose Content-Length describes all the
926
ranges, but fail to include the last ones leading to client short reads.
927
This has been observed randomly with lighttpd (bug #179368).
930
_truncated_ranges = 2
932
def get_multiple_ranges(self, file, file_size, ranges):
933
self.send_response(206)
934
self.send_header('Accept-Ranges', 'bytes')
936
self.send_header('Content-Type',
937
'multipart/byteranges; boundary=%s' % boundary)
938
boundary_line = '--%s\r\n' % boundary
939
# Calculate the Content-Length
941
for (start, end) in ranges:
942
content_length += len(boundary_line)
943
content_length += self._header_line_length(
944
'Content-type', 'application/octet-stream')
945
content_length += self._header_line_length(
946
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
947
content_length += len('\r\n') # end headers
948
content_length += end - start # + 1
949
content_length += len(boundary_line)
950
self.send_header('Content-length', content_length)
953
# Send the multipart body
955
for (start, end) in ranges:
956
self.wfile.write(boundary_line)
957
self.send_header('Content-type', 'application/octet-stream')
958
self.send_header('Content-Range', 'bytes %d-%d/%d'
959
% (start, end, file_size))
961
if cur + self._truncated_ranges >= len(ranges):
962
# Abruptly ends the response and close the connection
963
self.close_connection = 1
965
self.send_range_content(file, start, end - start + 1)
968
self.wfile.write(boundary_line)
971
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
973
_req_handler_class = TruncatedMultipleRangeRequestHandler
976
super(TestTruncatedMultipleRangeServer, self).setUp()
977
self.build_tree_contents([('a', '0123456789')],)
979
def test_readv_with_short_reads(self):
980
server = self.get_readonly_server()
981
t = self._transport(server.get_url())
982
# Force separate ranges for each offset
983
t._bytes_to_read_before_seek = 0
984
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
985
self.assertEqual((0, '0'), ireadv.next())
986
self.assertEqual((2, '2'), ireadv.next())
987
if not self._testing_pycurl():
988
# Only one request have been issued so far (except for pycurl that
989
# try to read the whole response at once)
990
self.assertEqual(1, server.GET_request_nb)
991
self.assertEqual((4, '45'), ireadv.next())
992
self.assertEqual((9, '9'), ireadv.next())
993
# Both implementations issue 3 requests but:
994
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
996
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
997
self.assertEqual(3, server.GET_request_nb)
998
# Finally the client have tried a single range request and stays in
1000
self.assertEqual('single', t._range_hint)
1002
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
1003
"""Errors out when range specifiers exceed the limit"""
1005
def get_multiple_ranges(self, file, file_size, ranges):
1006
"""Refuses the multiple ranges request"""
1007
tcs = self.server.test_case_server
1008
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
1010
# Emulate apache behavior
1011
self.send_error(400, "Bad Request")
1013
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1014
self, file, file_size, ranges)
1017
class LimitedRangeHTTPServer(http_server.HttpServer):
1018
"""An HttpServer erroring out on requests with too much range specifiers"""
1020
def __init__(self, request_handler=LimitedRangeRequestHandler,
1021
protocol_version=None,
1023
http_server.HttpServer.__init__(self, request_handler,
1024
protocol_version=protocol_version)
1025
self.range_limit = range_limit
1028
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1029
"""Tests readv requests against a server erroring out on too much ranges."""
1031
# Requests with more range specifiers will error out
1034
def create_transport_readonly_server(self):
1035
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1036
protocol_version=self._protocol_version)
1038
def get_transport(self):
1039
return self._transport(self.get_readonly_server().get_url())
1042
http_utils.TestCaseWithWebserver.setUp(self)
1043
# We need to manipulate ranges that correspond to real chunks in the
1044
# response, so we build a content appropriately.
1045
filler = ''.join(['abcdefghij' for x in range(102)])
1046
content = ''.join(['%04d' % v + filler for v in range(16)])
1047
self.build_tree_contents([('a', content)],)
1049
def test_few_ranges(self):
1050
t = self.get_transport()
1051
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1052
self.assertEqual(l[0], (0, '0000'))
1053
self.assertEqual(l[1], (1024, '0001'))
1054
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1056
def test_more_ranges(self):
1057
t = self.get_transport()
1058
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1059
self.assertEqual(l[0], (0, '0000'))
1060
self.assertEqual(l[1], (1024, '0001'))
1061
self.assertEqual(l[2], (4096, '0004'))
1062
self.assertEqual(l[3], (8192, '0008'))
1063
# The server will refuse to serve the first request (too much ranges),
1064
# a second request will succeed.
1065
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1068
class TestHttpProxyWhiteBox(tests.TestCase):
1069
"""Whitebox test proxy http authorization.
1071
Only the urllib implementation is tested here.
1075
tests.TestCase.setUp(self)
1080
tests.TestCase.tearDown(self)
1082
def _install_env(self, env):
1083
for name, value in env.iteritems():
1084
self._old_env[name] = osutils.set_or_unset_env(name, value)
1086
def _restore_env(self):
1087
for name, value in self._old_env.iteritems():
1088
osutils.set_or_unset_env(name, value)
1090
def _proxied_request(self):
1091
handler = _urllib2_wrappers.ProxyHandler()
1092
request = _urllib2_wrappers.Request('GET','http://baz/buzzle')
1093
handler.set_proxy(request, 'http')
1096
def test_empty_user(self):
1097
self._install_env({'http_proxy': 'http://bar.com'})
1098
request = self._proxied_request()
1099
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1101
def test_invalid_proxy(self):
1102
"""A proxy env variable without scheme"""
1103
self._install_env({'http_proxy': 'host:1234'})
1104
self.assertRaises(errors.InvalidURL, self._proxied_request)
1107
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1108
"""Tests proxy server.
1110
Be aware that we do not setup a real proxy here. Instead, we
1111
check that the *connection* goes through the proxy by serving
1112
different content (the faked proxy server append '-proxied'
1116
# FIXME: We don't have an https server available, so we don't
1117
# test https connections.
1120
super(TestProxyHttpServer, self).setUp()
1121
self.build_tree_contents([('foo', 'contents of foo\n'),
1122
('foo-proxied', 'proxied contents of foo\n')])
1123
# Let's setup some attributes for tests
1124
self.server = self.get_readonly_server()
1125
self.proxy_address = '%s:%d' % (self.server.host, self.server.port)
1126
if self._testing_pycurl():
1127
# Oh my ! pycurl does not check for the port as part of
1128
# no_proxy :-( So we just test the host part
1129
self.no_proxy_host = 'localhost'
1131
self.no_proxy_host = self.proxy_address
1132
# The secondary server is the proxy
1133
self.proxy = self.get_secondary_server()
1134
self.proxy_url = self.proxy.get_url()
1137
def _testing_pycurl(self):
1138
return pycurl_present and self._transport == PyCurlTransport
1140
def create_transport_secondary_server(self):
1141
"""Creates an http server that will serve files with
1142
'-proxied' appended to their names.
1144
return http_utils.ProxyServer(protocol_version=self._protocol_version)
1146
def _install_env(self, env):
1147
for name, value in env.iteritems():
1148
self._old_env[name] = osutils.set_or_unset_env(name, value)
1150
def _restore_env(self):
1151
for name, value in self._old_env.iteritems():
1152
osutils.set_or_unset_env(name, value)
1154
def proxied_in_env(self, env):
1155
self._install_env(env)
1156
url = self.server.get_url()
1157
t = self._transport(url)
1159
self.assertEqual('proxied contents of foo\n', t.get('foo').read())
1163
def not_proxied_in_env(self, env):
1164
self._install_env(env)
1165
url = self.server.get_url()
1166
t = self._transport(url)
1168
self.assertEqual('contents of foo\n', t.get('foo').read())
1172
def test_http_proxy(self):
1173
self.proxied_in_env({'http_proxy': self.proxy_url})
1175
def test_HTTP_PROXY(self):
1176
if self._testing_pycurl():
1177
# pycurl does not check HTTP_PROXY for security reasons
1178
# (for use in a CGI context that we do not care
1179
# about. Should we ?)
1180
raise tests.TestNotApplicable(
1181
'pycurl does not check HTTP_PROXY for security reasons')
1182
self.proxied_in_env({'HTTP_PROXY': self.proxy_url})
1184
def test_all_proxy(self):
1185
self.proxied_in_env({'all_proxy': self.proxy_url})
1187
def test_ALL_PROXY(self):
1188
self.proxied_in_env({'ALL_PROXY': self.proxy_url})
1190
def test_http_proxy_with_no_proxy(self):
1191
self.not_proxied_in_env({'http_proxy': self.proxy_url,
1192
'no_proxy': self.no_proxy_host})
1194
def test_HTTP_PROXY_with_NO_PROXY(self):
1195
if self._testing_pycurl():
1196
raise tests.TestNotApplicable(
1197
'pycurl does not check HTTP_PROXY for security reasons')
1198
self.not_proxied_in_env({'HTTP_PROXY': self.proxy_url,
1199
'NO_PROXY': self.no_proxy_host})
1201
def test_all_proxy_with_no_proxy(self):
1202
self.not_proxied_in_env({'all_proxy': self.proxy_url,
1203
'no_proxy': self.no_proxy_host})
1205
def test_ALL_PROXY_with_NO_PROXY(self):
1206
self.not_proxied_in_env({'ALL_PROXY': self.proxy_url,
1207
'NO_PROXY': self.no_proxy_host})
1209
def test_http_proxy_without_scheme(self):
1210
if self._testing_pycurl():
1211
# pycurl *ignores* invalid proxy env variables. If that ever change
1212
# in the future, this test will fail indicating that pycurl do not
1213
# ignore anymore such variables.
1214
self.not_proxied_in_env({'http_proxy': self.proxy_address})
1216
self.assertRaises(errors.InvalidURL,
1217
self.proxied_in_env,
1218
{'http_proxy': self.proxy_address})
1221
class TestRanges(http_utils.TestCaseWithWebserver):
1222
"""Test the Range header in GET methods."""
1225
http_utils.TestCaseWithWebserver.setUp(self)
1226
self.build_tree_contents([('a', '0123456789')],)
1227
server = self.get_readonly_server()
1228
self.transport = self._transport(server.get_url())
1230
def create_transport_readonly_server(self):
1231
return http_server.HttpServer(protocol_version=self._protocol_version)
1233
def _file_contents(self, relpath, ranges):
1234
offsets = [ (start, end - start + 1) for start, end in ranges]
1235
coalesce = self.transport._coalesce_offsets
1236
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1237
code, data = self.transport._get(relpath, coalesced)
1238
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1239
for start, end in ranges:
1241
yield data.read(end - start + 1)
1243
def _file_tail(self, relpath, tail_amount):
1244
code, data = self.transport._get(relpath, [], tail_amount)
1245
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1246
data.seek(-tail_amount, 2)
1247
return data.read(tail_amount)
1249
def test_range_header(self):
1251
map(self.assertEqual,['0', '234'],
1252
list(self._file_contents('a', [(0,0), (2,4)])),)
1254
def test_range_header_tail(self):
1255
self.assertEqual('789', self._file_tail('a', 3))
1257
def test_syntactically_invalid_range_header(self):
1258
self.assertListRaises(errors.InvalidHttpRange,
1259
self._file_contents, 'a', [(4, 3)])
1261
def test_semantically_invalid_range_header(self):
1262
self.assertListRaises(errors.InvalidHttpRange,
1263
self._file_contents, 'a', [(42, 128)])
1266
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1267
"""Test redirection between http servers."""
1269
def create_transport_secondary_server(self):
1270
"""Create the secondary server redirecting to the primary server"""
1271
new = self.get_readonly_server()
1273
redirecting = http_utils.HTTPServerRedirecting(
1274
protocol_version=self._protocol_version)
1275
redirecting.redirect_to(new.host, new.port)
1279
super(TestHTTPRedirections, self).setUp()
1280
self.build_tree_contents([('a', '0123456789'),
1282
'# Bazaar revision bundle v0.9\n#\n')
1284
# The requests to the old server will be redirected to the new server
1285
self.old_transport = self._transport(self.old_server.get_url())
1287
def test_redirected(self):
1288
self.assertRaises(errors.RedirectRequested, self.old_transport.get, 'a')
1289
t = self._transport(self.new_server.get_url())
1290
self.assertEqual('0123456789', t.get('a').read())
1292
def test_read_redirected_bundle_from_url(self):
1293
from bzrlib.bundle import read_bundle_from_url
1294
url = self.old_transport.abspath('bundle')
1295
bundle = self.applyDeprecated(deprecated_in((1, 12, 0)),
1296
read_bundle_from_url, url)
1297
# If read_bundle_from_url was successful we get an empty bundle
1298
self.assertEqual([], bundle.revisions)
1301
class RedirectedRequest(_urllib2_wrappers.Request):
1302
"""Request following redirections. """
1304
init_orig = _urllib2_wrappers.Request.__init__
1306
def __init__(self, method, url, *args, **kwargs):
1310
# Since the tests using this class will replace
1311
# _urllib2_wrappers.Request, we can't just call the base class __init__
1313
RedirectedRequest.init_orig(self, method, url, args, kwargs)
1314
self.follow_redirections = True
1317
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1318
"""Test redirections.
1320
http implementations do not redirect silently anymore (they
1321
do not redirect at all in fact). The mechanism is still in
1322
place at the _urllib2_wrappers.Request level and these tests
1325
For the pycurl implementation
1326
the redirection have been deleted as we may deprecate pycurl
1327
and I have no place to keep a working implementation.
1332
if pycurl_present and self._transport == PyCurlTransport:
1333
raise tests.TestNotApplicable(
1334
"pycurl doesn't redirect silently annymore")
1335
super(TestHTTPSilentRedirections, self).setUp()
1336
self.setup_redirected_request()
1337
self.addCleanup(self.cleanup_redirected_request)
1338
self.build_tree_contents([('a','a'),
1340
('1/a', 'redirected once'),
1342
('2/a', 'redirected twice'),
1344
('3/a', 'redirected thrice'),
1346
('4/a', 'redirected 4 times'),
1348
('5/a', 'redirected 5 times'),
1351
self.old_transport = self._transport(self.old_server.get_url())
1353
def setup_redirected_request(self):
1354
self.original_class = _urllib2_wrappers.Request
1355
_urllib2_wrappers.Request = RedirectedRequest
1357
def cleanup_redirected_request(self):
1358
_urllib2_wrappers.Request = self.original_class
1360
def create_transport_secondary_server(self):
1361
"""Create the secondary server, redirections are defined in the tests"""
1362
return http_utils.HTTPServerRedirecting(
1363
protocol_version=self._protocol_version)
1365
def test_one_redirection(self):
1366
t = self.old_transport
1368
req = RedirectedRequest('GET', t.abspath('a'))
1369
req.follow_redirections = True
1370
new_prefix = 'http://%s:%s' % (self.new_server.host,
1371
self.new_server.port)
1372
self.old_server.redirections = \
1373
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1374
self.assertEquals('redirected once',t._perform(req).read())
1376
def test_five_redirections(self):
1377
t = self.old_transport
1379
req = RedirectedRequest('GET', t.abspath('a'))
1380
req.follow_redirections = True
1381
old_prefix = 'http://%s:%s' % (self.old_server.host,
1382
self.old_server.port)
1383
new_prefix = 'http://%s:%s' % (self.new_server.host,
1384
self.new_server.port)
1385
self.old_server.redirections = [
1386
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1387
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1388
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1389
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1390
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1392
self.assertEquals('redirected 5 times',t._perform(req).read())
1395
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1396
"""Test transport.do_catching_redirections."""
1399
super(TestDoCatchRedirections, self).setUp()
1400
self.build_tree_contents([('a', '0123456789'),],)
1402
self.old_transport = self._transport(self.old_server.get_url())
1404
def get_a(self, transport):
1405
return transport.get('a')
1407
def test_no_redirection(self):
1408
t = self._transport(self.new_server.get_url())
1410
# We use None for redirected so that we fail if redirected
1411
self.assertEquals('0123456789',
1412
transport.do_catching_redirections(
1413
self.get_a, t, None).read())
1415
def test_one_redirection(self):
1416
self.redirections = 0
1418
def redirected(transport, exception, redirection_notice):
1419
self.redirections += 1
1420
dir, file = urlutils.split(exception.target)
1421
return self._transport(dir)
1423
self.assertEquals('0123456789',
1424
transport.do_catching_redirections(
1425
self.get_a, self.old_transport, redirected).read())
1426
self.assertEquals(1, self.redirections)
1428
def test_redirection_loop(self):
1430
def redirected(transport, exception, redirection_notice):
1431
# By using the redirected url as a base dir for the
1432
# *old* transport, we create a loop: a => a/a =>
1434
return self.old_transport.clone(exception.target)
1436
self.assertRaises(errors.TooManyRedirections,
1437
transport.do_catching_redirections,
1438
self.get_a, self.old_transport, redirected)
1441
class TestAuth(http_utils.TestCaseWithWebserver):
1442
"""Test authentication scheme"""
1444
_auth_header = 'Authorization'
1445
_password_prompt_prefix = ''
1448
super(TestAuth, self).setUp()
1449
self.server = self.get_readonly_server()
1450
self.build_tree_contents([('a', 'contents of a\n'),
1451
('b', 'contents of b\n'),])
1453
def create_transport_readonly_server(self):
1454
if self._auth_scheme == 'basic':
1455
server = http_utils.HTTPBasicAuthServer(
1456
protocol_version=self._protocol_version)
1458
if self._auth_scheme != 'digest':
1459
raise AssertionError('Unknown auth scheme: %r'
1460
% self._auth_scheme)
1461
server = http_utils.HTTPDigestAuthServer(
1462
protocol_version=self._protocol_version)
1465
def _testing_pycurl(self):
1466
return pycurl_present and self._transport == PyCurlTransport
1468
def get_user_url(self, user, password):
1469
"""Build an url embedding user and password"""
1470
url = '%s://' % self.server._url_protocol
1471
if user is not None:
1473
if password is not None:
1474
url += ':' + password
1476
url += '%s:%s/' % (self.server.host, self.server.port)
1479
def get_user_transport(self, user, password):
1480
return self._transport(self.get_user_url(user, password))
1482
def test_no_user(self):
1483
self.server.add_user('joe', 'foo')
1484
t = self.get_user_transport(None, None)
1485
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1486
# Only one 'Authentication Required' error should occur
1487
self.assertEqual(1, self.server.auth_required_errors)
1489
def test_empty_pass(self):
1490
self.server.add_user('joe', '')
1491
t = self.get_user_transport('joe', '')
1492
self.assertEqual('contents of a\n', t.get('a').read())
1493
# Only one 'Authentication Required' error should occur
1494
self.assertEqual(1, self.server.auth_required_errors)
1496
def test_user_pass(self):
1497
self.server.add_user('joe', 'foo')
1498
t = self.get_user_transport('joe', 'foo')
1499
self.assertEqual('contents of a\n', t.get('a').read())
1500
# Only one 'Authentication Required' error should occur
1501
self.assertEqual(1, self.server.auth_required_errors)
1503
def test_unknown_user(self):
1504
self.server.add_user('joe', 'foo')
1505
t = self.get_user_transport('bill', 'foo')
1506
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1507
# Two 'Authentication Required' errors should occur (the
1508
# initial 'who are you' and 'I don't know you, who are
1510
self.assertEqual(2, self.server.auth_required_errors)
1512
def test_wrong_pass(self):
1513
self.server.add_user('joe', 'foo')
1514
t = self.get_user_transport('joe', 'bar')
1515
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1516
# Two 'Authentication Required' errors should occur (the
1517
# initial 'who are you' and 'this is not you, who are you')
1518
self.assertEqual(2, self.server.auth_required_errors)
1520
def test_prompt_for_password(self):
1521
if self._testing_pycurl():
1522
raise tests.TestNotApplicable(
1523
'pycurl cannot prompt, it handles auth by embedding'
1524
' user:pass in urls only')
1526
self.server.add_user('joe', 'foo')
1527
t = self.get_user_transport('joe', None)
1528
stdout = tests.StringIOWrapper()
1529
ui.ui_factory = tests.TestUIFactory(stdin='foo\n', stdout=stdout)
1530
self.assertEqual('contents of a\n',t.get('a').read())
1531
# stdin should be empty
1532
self.assertEqual('', ui.ui_factory.stdin.readline())
1533
self._check_password_prompt(t._unqualified_scheme, 'joe',
1535
# And we shouldn't prompt again for a different request
1536
# against the same transport.
1537
self.assertEqual('contents of b\n',t.get('b').read())
1539
# And neither against a clone
1540
self.assertEqual('contents of b\n',t2.get('b').read())
1541
# Only one 'Authentication Required' error should occur
1542
self.assertEqual(1, self.server.auth_required_errors)
1544
def _check_password_prompt(self, scheme, user, actual_prompt):
1545
expected_prompt = (self._password_prompt_prefix
1546
+ ("%s %s@%s:%d, Realm: '%s' password: "
1548
user, self.server.host, self.server.port,
1549
self.server.auth_realm)))
1550
self.assertEquals(expected_prompt, actual_prompt)
1552
def test_no_prompt_for_password_when_using_auth_config(self):
1553
if self._testing_pycurl():
1554
raise tests.TestNotApplicable(
1555
'pycurl does not support authentication.conf'
1556
' since it cannot prompt')
1560
stdin_content = 'bar\n' # Not the right password
1561
self.server.add_user(user, password)
1562
t = self.get_user_transport(user, None)
1563
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1564
stdout=tests.StringIOWrapper())
1565
# Create a minimal config file with the right password
1566
conf = config.AuthenticationConfig()
1567
conf._get_config().update(
1568
{'httptest': {'scheme': 'http', 'port': self.server.port,
1569
'user': user, 'password': password}})
1571
# Issue a request to the server to connect
1572
self.assertEqual('contents of a\n',t.get('a').read())
1573
# stdin should have been left untouched
1574
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1575
# Only one 'Authentication Required' error should occur
1576
self.assertEqual(1, self.server.auth_required_errors)
1578
def test_user_from_auth_conf(self):
1579
if self._testing_pycurl():
1580
raise tests.TestNotApplicable(
1581
'pycurl does not support authentication.conf')
1584
self.server.add_user(user, password)
1585
# Create a minimal config file with the right password
1586
conf = config.AuthenticationConfig()
1587
conf._get_config().update(
1588
{'httptest': {'scheme': 'http', 'port': self.server.port,
1589
'user': user, 'password': password}})
1591
t = self.get_user_transport(None, None)
1592
# Issue a request to the server to connect
1593
self.assertEqual('contents of a\n', t.get('a').read())
1594
# Only one 'Authentication Required' error should occur
1595
self.assertEqual(1, self.server.auth_required_errors)
1597
def test_changing_nonce(self):
1598
if self._auth_scheme != 'digest':
1599
raise tests.TestNotApplicable('HTTP auth digest only test')
1600
if self._testing_pycurl():
1601
raise tests.KnownFailure(
1602
'pycurl does not handle a nonce change')
1603
self.server.add_user('joe', 'foo')
1604
t = self.get_user_transport('joe', 'foo')
1605
self.assertEqual('contents of a\n', t.get('a').read())
1606
self.assertEqual('contents of b\n', t.get('b').read())
1607
# Only one 'Authentication Required' error should have
1609
self.assertEqual(1, self.server.auth_required_errors)
1610
# The server invalidates the current nonce
1611
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1612
self.assertEqual('contents of a\n', t.get('a').read())
1613
# Two 'Authentication Required' errors should occur (the
1614
# initial 'who are you' and a second 'who are you' with the new nonce)
1615
self.assertEqual(2, self.server.auth_required_errors)
1619
class TestProxyAuth(TestAuth):
1620
"""Test proxy authentication schemes."""
1622
_auth_header = 'Proxy-authorization'
1623
_password_prompt_prefix='Proxy '
1626
super(TestProxyAuth, self).setUp()
1628
self.addCleanup(self._restore_env)
1629
# Override the contents to avoid false positives
1630
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1631
('b', 'not proxied contents of b\n'),
1632
('a-proxied', 'contents of a\n'),
1633
('b-proxied', 'contents of b\n'),
1636
def create_transport_readonly_server(self):
1637
if self._auth_scheme == 'basic':
1638
server = http_utils.ProxyBasicAuthServer(
1639
protocol_version=self._protocol_version)
1641
if self._auth_scheme != 'digest':
1642
raise AssertionError('Unknown auth scheme: %r'
1643
% self._auth_scheme)
1644
server = http_utils.ProxyDigestAuthServer(
1645
protocol_version=self._protocol_version)
1648
def get_user_transport(self, user, password):
1649
self._install_env({'all_proxy': self.get_user_url(user, password)})
1650
return self._transport(self.server.get_url())
1652
def _install_env(self, env):
1653
for name, value in env.iteritems():
1654
self._old_env[name] = osutils.set_or_unset_env(name, value)
1656
def _restore_env(self):
1657
for name, value in self._old_env.iteritems():
1658
osutils.set_or_unset_env(name, value)
1660
def test_empty_pass(self):
1661
if self._testing_pycurl():
1663
if pycurl.version_info()[1] < '7.16.0':
1664
raise tests.KnownFailure(
1665
'pycurl < 7.16.0 does not handle empty proxy passwords')
1666
super(TestProxyAuth, self).test_empty_pass()
1669
class SampleSocket(object):
1670
"""A socket-like object for use in testing the HTTP request handler."""
1672
def __init__(self, socket_read_content):
1673
"""Constructs a sample socket.
1675
:param socket_read_content: a byte sequence
1677
# Use plain python StringIO so we can monkey-patch the close method to
1678
# not discard the contents.
1679
from StringIO import StringIO
1680
self.readfile = StringIO(socket_read_content)
1681
self.writefile = StringIO()
1682
self.writefile.close = lambda: None
1684
def makefile(self, mode='r', bufsize=None):
1686
return self.readfile
1688
return self.writefile
1691
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1694
super(SmartHTTPTunnellingTest, self).setUp()
1695
# We use the VFS layer as part of HTTP tunnelling tests.
1696
self._captureVar('BZR_NO_SMART_VFS', None)
1697
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1699
def create_transport_readonly_server(self):
1700
return http_utils.HTTPServerWithSmarts(
1701
protocol_version=self._protocol_version)
1703
def test_open_bzrdir(self):
1704
branch = self.make_branch('relpath')
1705
http_server = self.get_readonly_server()
1706
url = http_server.get_url() + 'relpath'
1707
bd = bzrdir.BzrDir.open(url)
1708
self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1710
def test_bulk_data(self):
1711
# We should be able to send and receive bulk data in a single message.
1712
# The 'readv' command in the smart protocol both sends and receives
1713
# bulk data, so we use that.
1714
self.build_tree(['data-file'])
1715
http_server = self.get_readonly_server()
1716
http_transport = self._transport(http_server.get_url())
1717
medium = http_transport.get_smart_medium()
1718
# Since we provide the medium, the url below will be mostly ignored
1719
# during the test, as long as the path is '/'.
1720
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1723
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1725
def test_http_send_smart_request(self):
1727
post_body = 'hello\n'
1728
expected_reply_body = 'ok\x012\n'
1730
http_server = self.get_readonly_server()
1731
http_transport = self._transport(http_server.get_url())
1732
medium = http_transport.get_smart_medium()
1733
response = medium.send_http_smart_request(post_body)
1734
reply_body = response.read()
1735
self.assertEqual(expected_reply_body, reply_body)
1737
def test_smart_http_server_post_request_handler(self):
1738
httpd = self.get_readonly_server()._get_httpd()
1740
socket = SampleSocket(
1741
'POST /.bzr/smart %s \r\n' % self._protocol_version
1742
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1744
+ 'Content-Length: 6\r\n'
1747
# Beware: the ('localhost', 80) below is the
1748
# client_address parameter, but we don't have one because
1749
# we have defined a socket which is not bound to an
1750
# address. The test framework never uses this client
1751
# address, so far...
1752
request_handler = http_utils.SmartRequestHandler(socket,
1755
response = socket.writefile.getvalue()
1756
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1757
# This includes the end of the HTTP headers, and all the body.
1758
expected_end_of_response = '\r\n\r\nok\x012\n'
1759
self.assertEndsWith(response, expected_end_of_response)
1762
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1763
"""No smart server here request handler."""
1766
self.send_error(403, "Forbidden")
1769
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1770
"""Test smart client behaviour against an http server without smarts."""
1772
_req_handler_class = ForbiddenRequestHandler
1774
def test_probe_smart_server(self):
1775
"""Test error handling against server refusing smart requests."""
1776
server = self.get_readonly_server()
1777
t = self._transport(server.get_url())
1778
# No need to build a valid smart request here, the server will not even
1779
# try to interpret it.
1780
self.assertRaises(errors.SmartProtocolError,
1781
t.get_smart_medium().send_http_smart_request,
1784
class Test_redirected_to(tests.TestCase):
1786
def test_redirected_to_subdir(self):
1787
t = self._transport('http://www.example.com/foo')
1788
r = t._redirected_to('http://www.example.com/foo',
1789
'http://www.example.com/foo/subdir')
1790
self.assertIsInstance(r, type(t))
1791
# Both transports share the some connection
1792
self.assertEquals(t._get_connection(), r._get_connection())
1794
def test_redirected_to_self_with_slash(self):
1795
t = self._transport('http://www.example.com/foo')
1796
r = t._redirected_to('http://www.example.com/foo',
1797
'http://www.example.com/foo/')
1798
self.assertIsInstance(r, type(t))
1799
# Both transports share the some connection (one can argue that we
1800
# should return the exact same transport here, but that seems
1802
self.assertEquals(t._get_connection(), r._get_connection())
1804
def test_redirected_to_host(self):
1805
t = self._transport('http://www.example.com/foo')
1806
r = t._redirected_to('http://www.example.com/foo',
1807
'http://foo.example.com/foo/subdir')
1808
self.assertIsInstance(r, type(t))
1810
def test_redirected_to_same_host_sibling_protocol(self):
1811
t = self._transport('http://www.example.com/foo')
1812
r = t._redirected_to('http://www.example.com/foo',
1813
'https://www.example.com/foo')
1814
self.assertIsInstance(r, type(t))
1816
def test_redirected_to_same_host_different_protocol(self):
1817
t = self._transport('http://www.example.com/foo')
1818
r = t._redirected_to('http://www.example.com/foo',
1819
'ftp://www.example.com/foo')
1820
self.assertNotEquals(type(r), type(t))
1822
def test_redirected_to_different_host_same_user(self):
1823
t = self._transport('http://joe@www.example.com/foo')
1824
r = t._redirected_to('http://www.example.com/foo',
1825
'https://foo.example.com/foo')
1826
self.assertIsInstance(r, type(t))
1827
self.assertEquals(t._user, r._user)
1830
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
1831
"""Request handler for a unique and pre-defined request.
1833
The only thing we care about here is how many bytes travel on the wire. But
1834
since we want to measure it for a real http client, we have to send it
1837
We expect to receive a *single* request nothing more (and we won't even
1838
check what request it is, we just measure the bytes read until an empty
1842
def handle_one_request(self):
1843
tcs = self.server.test_case_server
1844
requestline = self.rfile.readline()
1845
headers = self.MessageClass(self.rfile, 0)
1846
# We just read: the request, the headers, an empty line indicating the
1847
# end of the headers.
1848
bytes_read = len(requestline)
1849
for line in headers.headers:
1850
bytes_read += len(line)
1851
bytes_read += len('\r\n')
1852
if requestline.startswith('POST'):
1853
# The body should be a single line (or we don't know where it ends
1854
# and we don't want to issue a blocking read)
1855
body = self.rfile.readline()
1856
bytes_read += len(body)
1857
tcs.bytes_read = bytes_read
1859
# We set the bytes written *before* issuing the write, the client is
1860
# supposed to consume every produced byte *before* checking that value.
1862
# Doing the oppposite may lead to test failure: we may be interrupted
1863
# after the write but before updating the value. The client can then
1864
# continue and read the value *before* we can update it. And yes,
1865
# this has been observed -- vila 20090129
1866
tcs.bytes_written = len(tcs.canned_response)
1867
self.wfile.write(tcs.canned_response)
1870
class ActivityServerMixin(object):
1872
def __init__(self, protocol_version):
1873
super(ActivityServerMixin, self).__init__(
1874
request_handler=PredefinedRequestHandler,
1875
protocol_version=protocol_version)
1876
# Bytes read and written by the server
1878
self.bytes_written = 0
1879
self.canned_response = None
1882
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
1886
if tests.HTTPSServerFeature.available():
1887
from bzrlib.tests import https_server
1888
class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
1892
class TestActivity(tests.TestCase):
1893
"""Test socket activity reporting.
1895
We use a special purpose server to control the bytes sent and received and
1896
be able to predict the activity on the client socket.
1900
tests.TestCase.setUp(self)
1901
self.server = self._activity_server(self._protocol_version)
1903
self.activities = {}
1904
def report_activity(t, bytes, direction):
1905
count = self.activities.get(direction, 0)
1907
self.activities[direction] = count
1909
# We override at class level because constructors may propagate the
1910
# bound method and render instance overriding ineffective (an
1911
# alternative would be be to define a specific ui factory instead...)
1912
self.orig_report_activity = self._transport._report_activity
1913
self._transport._report_activity = report_activity
1916
self._transport._report_activity = self.orig_report_activity
1917
self.server.tearDown()
1918
tests.TestCase.tearDown(self)
1920
def get_transport(self):
1921
return self._transport(self.server.get_url())
1923
def assertActivitiesMatch(self):
1924
self.assertEqual(self.server.bytes_read,
1925
self.activities.get('write', 0), 'written bytes')
1926
self.assertEqual(self.server.bytes_written,
1927
self.activities.get('read', 0), 'read bytes')
1930
self.server.canned_response = '''HTTP/1.1 200 OK\r
1931
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
1932
Server: Apache/2.0.54 (Fedora)\r
1933
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
1934
ETag: "56691-23-38e9ae00"\r
1935
Accept-Ranges: bytes\r
1936
Content-Length: 35\r
1938
Content-Type: text/plain; charset=UTF-8\r
1940
Bazaar-NG meta directory, format 1
1942
t = self.get_transport()
1943
self.assertEqual('Bazaar-NG meta directory, format 1\n',
1944
t.get('foo/bar').read())
1945
self.assertActivitiesMatch()
1948
self.server.canned_response = '''HTTP/1.1 200 OK\r
1949
Server: SimpleHTTP/0.6 Python/2.5.2\r
1950
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
1951
Content-type: application/octet-stream\r
1952
Content-Length: 20\r
1953
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
1956
t = self.get_transport()
1957
self.assertTrue(t.has('foo/bar'))
1958
self.assertActivitiesMatch()
1960
def test_readv(self):
1961
self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
1962
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
1963
Server: Apache/2.0.54 (Fedora)\r
1964
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
1965
ETag: "238a3c-16ec2-805c5540"\r
1966
Accept-Ranges: bytes\r
1967
Content-Length: 1534\r
1969
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
1972
--418470f848b63279b\r
1973
Content-type: text/plain; charset=UTF-8\r
1974
Content-range: bytes 0-254/93890\r
1976
mbp@sourcefrog.net-20050309040815-13242001617e4a06
1977
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
1978
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
1979
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
1980
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
1982
--418470f848b63279b\r
1983
Content-type: text/plain; charset=UTF-8\r
1984
Content-range: bytes 1000-2049/93890\r
1987
mbp@sourcefrog.net-20050311063625-07858525021f270b
1988
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
1989
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
1990
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
1991
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
1992
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
1993
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
1994
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
1995
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
1996
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
1997
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
1998
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
1999
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
2000
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
2001
mbp@sourcefrog.net-20050313120651-497bd231b19df600
2002
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
2003
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
2004
mbp@sourcefrog.net-20050314025539-637a636692c055cf
2005
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
2006
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
2008
--418470f848b63279b--\r
2010
t = self.get_transport()
2011
# Remember that the request is ignored and that the ranges below
2012
# doesn't have to match the canned response.
2013
l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
2014
self.assertEqual(2, len(l))
2015
self.assertActivitiesMatch()
2017
def test_post(self):
2018
self.server.canned_response = '''HTTP/1.1 200 OK\r
2019
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2020
Server: Apache/2.0.54 (Fedora)\r
2021
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2022
ETag: "56691-23-38e9ae00"\r
2023
Accept-Ranges: bytes\r
2024
Content-Length: 35\r
2026
Content-Type: text/plain; charset=UTF-8\r
2028
lalala whatever as long as itsssss
2030
t = self.get_transport()
2031
# We must send a single line of body bytes, see
2032
# PredefinedRequestHandler.handle_one_request
2033
code, f = t._post('abc def end-of-body\n')
2034
self.assertEqual('lalala whatever as long as itsssss\n', f.read())
2035
self.assertActivitiesMatch()
added
removed
bzrlib/tests/test_http.py
