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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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# FIXME: This test should be repeated for each available http client
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# implementation; at the moment we have urllib and pycurl.
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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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import SimpleHTTPServer
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from bzrlib.errors import DependencyNotPresent
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from bzrlib.tests import TestCase, TestSkipped
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from bzrlib.transport import Transport
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from bzrlib.transport.http import extract_auth
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from bzrlib.transport.http._urllib import HttpTransport_urllib
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from bzrlib.tests.HTTPTestUtil import TestCaseWithWebserver
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class FakeManager (object):
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remote as _mod_remote,
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from bzrlib.tests import (
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from bzrlib.tests.scenarios import (
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load_tests_apply_scenarios,
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from bzrlib.transport import (
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from bzrlib.transport.http import (
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if features.pycurl.available():
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from bzrlib.transport.http._pycurl import PyCurlTransport
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load_tests = load_tests_apply_scenarios
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def vary_by_http_client_implementation():
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"""Test the two libraries we can use, pycurl and urllib."""
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transport_scenarios = [
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('urllib', dict(_transport=_urllib.HttpTransport_urllib,
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_server=http_server.HttpServer_urllib,
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_url_protocol='http+urllib',)),
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if features.pycurl.available():
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transport_scenarios.append(
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('pycurl', dict(_transport=PyCurlTransport,
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_server=http_server.HttpServer_PyCurl,
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_url_protocol='http+pycurl',)))
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return transport_scenarios
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def vary_by_http_protocol_version():
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"""Test on http/1.0 and 1.1"""
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('HTTP/1.0', dict(_protocol_version='HTTP/1.0')),
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('HTTP/1.1', dict(_protocol_version='HTTP/1.1')),
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def vary_by_http_auth_scheme():
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('basic', dict(_auth_server=http_utils.HTTPBasicAuthServer)),
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('digest', dict(_auth_server=http_utils.HTTPDigestAuthServer)),
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dict(_auth_server=http_utils.HTTPBasicAndDigestAuthServer)),
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# Add some attributes common to all scenarios
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for scenario_id, scenario_dict in scenarios:
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scenario_dict.update(_auth_header='Authorization',
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_username_prompt_prefix='',
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_password_prompt_prefix='')
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def vary_by_http_proxy_auth_scheme():
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('proxy-basic', dict(_auth_server=http_utils.ProxyBasicAuthServer)),
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('proxy-digest', dict(_auth_server=http_utils.ProxyDigestAuthServer)),
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('proxy-basicdigest',
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dict(_auth_server=http_utils.ProxyBasicAndDigestAuthServer)),
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# Add some attributes common to all scenarios
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for scenario_id, scenario_dict in scenarios:
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scenario_dict.update(_auth_header='Proxy-Authorization',
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_username_prompt_prefix='Proxy ',
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_password_prompt_prefix='Proxy ')
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def vary_by_http_activity():
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activity_scenarios = [
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('urllib,http', dict(_activity_server=ActivityHTTPServer,
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_transport=_urllib.HttpTransport_urllib,)),
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if features.HTTPSServerFeature.available():
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activity_scenarios.append(
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('urllib,https', dict(_activity_server=ActivityHTTPSServer,
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_transport=_urllib.HttpTransport_urllib,)),)
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if features.pycurl.available():
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activity_scenarios.append(
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('pycurl,http', dict(_activity_server=ActivityHTTPServer,
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_transport=PyCurlTransport,)),)
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if features.HTTPSServerFeature.available():
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from bzrlib.tests import (
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# FIXME: Until we have a better way to handle self-signed
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# certificates (like allowing them in a test specific
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# authentication.conf for example), we need some specialized pycurl
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# transport for tests.
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class HTTPS_pycurl_transport(PyCurlTransport):
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def __init__(self, base, _from_transport=None):
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super(HTTPS_pycurl_transport, self).__init__(
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base, _from_transport)
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self.cabundle = str(ssl_certs.build_path('ca.crt'))
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activity_scenarios.append(
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('pycurl,https', dict(_activity_server=ActivityHTTPSServer,
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_transport=HTTPS_pycurl_transport,)),)
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return activity_scenarios
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class FakeManager(object):
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162
def __init__(self):
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self.credentials = []
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def add_password(self, realm, host, username, password):
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self.credentials.append([realm, host, username, password])
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class TestHttpUrls(TestCase):
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class RecordingServer(object):
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"""A fake HTTP server.
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It records the bytes sent to it, and replies with a 200.
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def __init__(self, expect_body_tail=None, scheme=''):
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:type expect_body_tail: str
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:param expect_body_tail: a reply won't be sent until this string is
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self._expect_body_tail = expect_body_tail
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self.received_bytes = ''
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return '%s://%s:%s/' % (self.scheme, self.host, self.port)
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def start_server(self):
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self._sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self._sock.bind(('127.0.0.1', 0))
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self.host, self.port = self._sock.getsockname()
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self._ready = threading.Event()
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self._thread = test_server.TestThread(
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sync_event=self._ready, target=self._accept_read_and_reply)
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if 'threads' in tests.selftest_debug_flags:
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sys.stderr.write('Thread started: %s\n' % (self._thread.ident,))
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def _accept_read_and_reply(self):
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conn, address = self._sock.accept()
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if self._expect_body_tail is not None:
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while not self.received_bytes.endswith(self._expect_body_tail):
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self.received_bytes += conn.recv(4096)
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conn.sendall('HTTP/1.1 200 OK\r\n')
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# The client may have already closed the socket.
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def stop_server(self):
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# Issue a fake connection to wake up the server and allow it to
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fake_conn = osutils.connect_socket((self.host, self.port))
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# We might have already closed it. We don't care.
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if 'threads' in tests.selftest_debug_flags:
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sys.stderr.write('Thread joined: %s\n' % (self._thread.ident,))
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class TestAuthHeader(tests.TestCase):
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def parse_header(self, header, auth_handler_class=None):
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if auth_handler_class is None:
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auth_handler_class = _urllib2_wrappers.AbstractAuthHandler
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self.auth_handler = auth_handler_class()
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return self.auth_handler._parse_auth_header(header)
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def test_empty_header(self):
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scheme, remainder = self.parse_header('')
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self.assertEqual('', scheme)
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self.assertIs(None, remainder)
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def test_negotiate_header(self):
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scheme, remainder = self.parse_header('Negotiate')
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self.assertEqual('negotiate', scheme)
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self.assertIs(None, remainder)
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def test_basic_header(self):
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scheme, remainder = self.parse_header(
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'Basic realm="Thou should not pass"')
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self.assertEqual('basic', scheme)
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self.assertEqual('realm="Thou should not pass"', remainder)
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def test_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.assertEqual('Thou should not pass', realm)
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def test_digest_header(self):
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scheme, remainder = self.parse_header(
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'Digest realm="Thou should not pass"')
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self.assertEqual('digest', scheme)
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self.assertEqual('realm="Thou should not pass"', remainder)
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class TestHTTPRangeParsing(tests.TestCase):
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super(TestHTTPRangeParsing, self).setUp()
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# We focus on range parsing here and ignore everything else
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class RequestHandler(http_server.TestingHTTPRequestHandler):
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def setup(self): pass
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def handle(self): pass
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def finish(self): pass
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self.req_handler = RequestHandler(None, None, None)
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def assertRanges(self, ranges, header, file_size):
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self.assertEquals(ranges,
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self.req_handler._parse_ranges(header, file_size))
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def test_simple_range(self):
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self.assertRanges([(0,2)], 'bytes=0-2', 12)
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self.assertRanges([(8, 11)], 'bytes=-4', 12)
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def test_tail_bigger_than_file(self):
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self.assertRanges([(0, 11)], 'bytes=-99', 12)
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def test_range_without_end(self):
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self.assertRanges([(4, 11)], 'bytes=4-', 12)
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def test_invalid_ranges(self):
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self.assertRanges(None, 'bytes=12-22', 12)
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self.assertRanges(None, 'bytes=1-3,12-22', 12)
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self.assertRanges(None, 'bytes=-', 12)
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class TestHTTPServer(tests.TestCase):
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"""Test the HTTP servers implementations."""
309
def test_invalid_protocol(self):
310
class BogusRequestHandler(http_server.TestingHTTPRequestHandler):
312
protocol_version = 'HTTP/0.1'
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self.assertRaises(httplib.UnknownProtocol,
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http_server.HttpServer, BogusRequestHandler)
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def test_force_invalid_protocol(self):
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self.assertRaises(httplib.UnknownProtocol,
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http_server.HttpServer, protocol_version='HTTP/0.1')
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def test_server_start_and_stop(self):
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server = http_server.HttpServer()
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self.addCleanup(server.stop_server)
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server.start_server()
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self.assertTrue(server.server is not None)
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self.assertTrue(server.server.serving is not None)
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self.assertTrue(server.server.serving)
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def test_create_http_server_one_zero(self):
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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.start_server(server)
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self.assertIsInstance(server.server, http_server.TestingHTTPServer)
338
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.start_server(server)
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self.assertIsInstance(server.server,
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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.start_server(server)
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self.assertIsInstance(server.server,
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http_server.TestingThreadingHTTPServer)
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def test_create_http_server_force_one_zero(self):
360
class RequestHandlerOneOne(http_server.TestingHTTPRequestHandler):
362
protocol_version = 'HTTP/1.1'
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server = http_server.HttpServer(RequestHandlerOneOne,
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protocol_version='HTTP/1.0')
366
self.start_server(server)
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self.assertIsInstance(server.server,
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http_server.TestingHTTPServer)
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class TestWithTransport_pycurl(object):
372
"""Test case to inherit from if pycurl is present"""
374
def _get_pycurl_maybe(self):
375
self.requireFeature(features.pycurl)
376
return PyCurlTransport
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_transport = property(_get_pycurl_maybe)
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class TestHttpUrls(tests.TestCase):
383
# TODO: This should be moved to authorization tests once they
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def test_url_parsing(self):
41
url = extract_auth('http://example.com', f)
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self.assertEquals('http://example.com', url)
43
self.assertEquals(0, len(f.credentials))
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url = extract_auth('http://user:pass@www.bazaar-ng.org/bzr/bzr.dev', f)
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self.assertEquals('http://www.bazaar-ng.org/bzr/bzr.dev', url)
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self.assertEquals(1, len(f.credentials))
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self.assertEquals([None, 'www.bazaar-ng.org', 'user', 'pass'], f.credentials[0])
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url = http.extract_auth('http://example.com', f)
389
self.assertEqual('http://example.com', url)
390
self.assertEqual(0, len(f.credentials))
391
url = http.extract_auth(
392
'http://user:pass@example.com/bzr/bzr.dev', f)
393
self.assertEqual('http://example.com/bzr/bzr.dev', url)
394
self.assertEqual(1, len(f.credentials))
395
self.assertEqual([None, 'example.com', 'user', 'pass'],
399
class TestHttpTransportUrls(tests.TestCase):
400
"""Test the http urls."""
402
scenarios = vary_by_http_client_implementation()
49
404
def test_abs_url(self):
50
405
"""Construction of absolute http URLs"""
51
t = HttpTransport_urllib('http://bazaar-ng.org/bzr/bzr.dev/')
406
t = self._transport('http://example.com/bzr/bzr.dev/')
52
407
eq = self.assertEqualDiff
54
'http://bazaar-ng.org/bzr/bzr.dev')
55
eq(t.abspath('foo/bar'),
56
'http://bazaar-ng.org/bzr/bzr.dev/foo/bar')
58
'http://bazaar-ng.org/bzr/bzr.dev/.bzr')
408
eq(t.abspath('.'), 'http://example.com/bzr/bzr.dev')
409
eq(t.abspath('foo/bar'), 'http://example.com/bzr/bzr.dev/foo/bar')
410
eq(t.abspath('.bzr'), 'http://example.com/bzr/bzr.dev/.bzr')
59
411
eq(t.abspath('.bzr/1//2/./3'),
60
'http://bazaar-ng.org/bzr/bzr.dev/.bzr/1/2/3')
412
'http://example.com/bzr/bzr.dev/.bzr/1/2/3')
62
414
def test_invalid_http_urls(self):
63
415
"""Trap invalid construction of urls"""
64
t = HttpTransport_urllib('http://bazaar-ng.org/bzr/bzr.dev/')
65
self.assertRaises(ValueError,
68
self.assertRaises(ValueError,
416
self._transport('http://example.com/bzr/bzr.dev/')
417
self.assertRaises(errors.InvalidURL,
419
'http://http://example.com/bzr/bzr.dev/')
72
421
def test_http_root_urls(self):
73
422
"""Construction of URLs from server root"""
74
t = HttpTransport_urllib('http://bzr.ozlabs.org/')
423
t = self._transport('http://example.com/')
75
424
eq = self.assertEqualDiff
76
425
eq(t.abspath('.bzr/tree-version'),
77
'http://bzr.ozlabs.org/.bzr/tree-version')
426
'http://example.com/.bzr/tree-version')
79
428
def test_http_impl_urls(self):
80
429
"""There are servers which ask for particular clients to connect"""
430
server = self._server()
431
server.start_server()
82
from bzrlib.transport.http._pycurl import HttpServer_PyCurl
83
server = HttpServer_PyCurl()
86
url = server.get_url()
87
self.assertTrue(url.startswith('http+pycurl://'))
90
except DependencyNotPresent:
91
raise TestSkipped('pycurl not present')
93
class TestHttpMixins(object):
96
self.build_tree(['xxx', 'foo/', 'foo/bar'], line_endings='binary',
433
url = server.get_url()
434
self.assertTrue(url.startswith('%s://' % self._url_protocol))
439
class TestHttps_pycurl(TestWithTransport_pycurl, tests.TestCase):
441
# TODO: This should really be moved into another pycurl
442
# specific test. When https tests will be implemented, take
443
# this one into account.
444
def test_pycurl_without_https_support(self):
445
"""Test that pycurl without SSL do not fail with a traceback.
447
For the purpose of the test, we force pycurl to ignore
448
https by supplying a fake version_info that do not
451
self.requireFeature(features.pycurl)
452
# Import the module locally now that we now it's available.
453
pycurl = features.pycurl.module
455
self.overrideAttr(pycurl, 'version_info',
456
# Fake the pycurl version_info This was taken from
457
# a windows pycurl without SSL (thanks to bialix)
466
('ftp', 'gopher', 'telnet',
467
'dict', 'ldap', 'http', 'file'),
471
self.assertRaises(errors.DependencyNotPresent, self._transport,
472
'https://launchpad.net')
475
class TestHTTPConnections(http_utils.TestCaseWithWebserver):
476
"""Test the http connections."""
478
scenarios = multiply_scenarios(
479
vary_by_http_client_implementation(),
480
vary_by_http_protocol_version(),
484
http_utils.TestCaseWithWebserver.setUp(self)
485
self.build_tree(['foo/', 'foo/bar'], line_endings='binary',
97
486
transport=self.get_transport())
99
488
def test_http_has(self):
100
489
server = self.get_readonly_server()
101
t = self._transport(server.get_url())
490
t = self.get_readonly_transport()
102
491
self.assertEqual(t.has('foo/bar'), True)
103
492
self.assertEqual(len(server.logs), 1)
104
self.assertContainsRe(server.logs[0],
493
self.assertContainsRe(server.logs[0],
105
494
r'"HEAD /foo/bar HTTP/1.." (200|302) - "-" "bzr/')
107
496
def test_http_has_not_found(self):
108
497
server = self.get_readonly_server()
109
t = self._transport(server.get_url())
498
t = self.get_readonly_transport()
110
499
self.assertEqual(t.has('not-found'), False)
111
self.assertContainsRe(server.logs[1],
500
self.assertContainsRe(server.logs[1],
112
501
r'"HEAD /not-found HTTP/1.." 404 - "-" "bzr/')
114
503
def test_http_get(self):
115
504
server = self.get_readonly_server()
116
t = self._transport(server.get_url())
505
t = self.get_readonly_transport()
117
506
fp = t.get('foo/bar')
118
507
self.assertEqualDiff(
120
509
'contents of foo/bar\n')
121
510
self.assertEqual(len(server.logs), 1)
122
511
self.assertTrue(server.logs[0].find(
123
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s' % bzrlib.__version__) > -1)
126
class TestHttpConnections_urllib(TestCaseWithWebserver, TestHttpMixins):
127
_transport = HttpTransport_urllib
130
TestCaseWithWebserver.setUp(self)
135
class TestHttpConnections_pycurl(TestCaseWithWebserver, TestHttpMixins):
137
def _get_pycurl_maybe(self):
512
'"GET /foo/bar HTTP/1.1" 200 - "-" "bzr/%s'
513
% bzrlib.__version__) > -1)
515
def test_has_on_bogus_host(self):
516
# Get a free address and don't 'accept' on it, so that we
517
# can be sure there is no http handler there, but set a
518
# reasonable timeout to not slow down tests too much.
519
default_timeout = socket.getdefaulttimeout()
139
from bzrlib.transport.http._pycurl import PyCurlTransport
140
return PyCurlTransport
141
except DependencyNotPresent:
142
raise TestSkipped('pycurl not present')
144
_transport = property(_get_pycurl_maybe)
147
TestCaseWithWebserver.setUp(self)
152
class TestHttpTransportRegistration(TestCase):
521
socket.setdefaulttimeout(2)
523
s.bind(('localhost', 0))
524
t = self._transport('http://%s:%s/' % s.getsockname())
525
self.assertRaises(errors.ConnectionError, t.has, 'foo/bar')
527
socket.setdefaulttimeout(default_timeout)
530
class TestHttpTransportRegistration(tests.TestCase):
153
531
"""Test registrations of various http implementations"""
533
scenarios = vary_by_http_client_implementation()
155
535
def test_http_registered(self):
156
import bzrlib.transport.http._urllib
157
from bzrlib.transport import get_transport
158
# urlllib should always be present
159
t = get_transport('http+urllib://bzr.google.com/')
160
self.assertIsInstance(t, Transport)
161
self.assertIsInstance(t, bzrlib.transport.http._urllib.HttpTransport_urllib)
536
t = transport.get_transport_from_url(
537
'%s://foo.com/' % self._url_protocol)
538
self.assertIsInstance(t, transport.Transport)
539
self.assertIsInstance(t, self._transport)
542
class TestPost(tests.TestCase):
544
scenarios = multiply_scenarios(
545
vary_by_http_client_implementation(),
546
vary_by_http_protocol_version(),
549
def test_post_body_is_received(self):
550
server = RecordingServer(expect_body_tail='end-of-body',
551
scheme=self._url_protocol)
552
self.start_server(server)
553
url = server.get_url()
554
# FIXME: needs a cleanup -- vila 20100611
555
http_transport = transport.get_transport_from_url(url)
556
code, response = http_transport._post('abc def end-of-body')
558
server.received_bytes.startswith('POST /.bzr/smart HTTP/1.'))
559
self.assertTrue('content-length: 19\r' in server.received_bytes.lower())
560
self.assertTrue('content-type: application/octet-stream\r'
561
in server.received_bytes.lower())
562
# The transport should not be assuming that the server can accept
563
# chunked encoding the first time it connects, because HTTP/1.1, so we
564
# check for the literal string.
566
server.received_bytes.endswith('\r\n\r\nabc def end-of-body'))
569
class TestRangeHeader(tests.TestCase):
570
"""Test range_header method"""
572
def check_header(self, value, ranges=[], tail=0):
573
offsets = [ (start, end - start + 1) for start, end in ranges]
574
coalesce = transport.Transport._coalesce_offsets
575
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
576
range_header = http.HttpTransportBase._range_header
577
self.assertEqual(value, range_header(coalesced, tail))
579
def test_range_header_single(self):
580
self.check_header('0-9', ranges=[(0,9)])
581
self.check_header('100-109', ranges=[(100,109)])
583
def test_range_header_tail(self):
584
self.check_header('-10', tail=10)
585
self.check_header('-50', tail=50)
587
def test_range_header_multi(self):
588
self.check_header('0-9,100-200,300-5000',
589
ranges=[(0,9), (100, 200), (300,5000)])
591
def test_range_header_mixed(self):
592
self.check_header('0-9,300-5000,-50',
593
ranges=[(0,9), (300,5000)],
597
class TestSpecificRequestHandler(http_utils.TestCaseWithWebserver):
598
"""Tests a specific request handler.
600
Daughter classes are expected to override _req_handler_class
603
scenarios = multiply_scenarios(
604
vary_by_http_client_implementation(),
605
vary_by_http_protocol_version(),
608
# Provide a useful default
609
_req_handler_class = http_server.TestingHTTPRequestHandler
611
def create_transport_readonly_server(self):
612
server = http_server.HttpServer(self._req_handler_class,
613
protocol_version=self._protocol_version)
614
server._url_protocol = self._url_protocol
617
def _testing_pycurl(self):
618
# TODO: This is duplicated for lots of the classes in this file
619
return (features.pycurl.available()
620
and self._transport == PyCurlTransport)
623
class WallRequestHandler(http_server.TestingHTTPRequestHandler):
624
"""Whatever request comes in, close the connection"""
626
def _handle_one_request(self):
627
"""Handle a single HTTP request, by abruptly closing the connection"""
628
self.close_connection = 1
631
class TestWallServer(TestSpecificRequestHandler):
632
"""Tests exceptions during the connection phase"""
634
_req_handler_class = WallRequestHandler
636
def test_http_has(self):
637
t = self.get_readonly_transport()
638
# Unfortunately httplib (see HTTPResponse._read_status
639
# for details) make no distinction between a closed
640
# socket and badly formatted status line, so we can't
641
# just test for ConnectionError, we have to test
642
# InvalidHttpResponse too. And pycurl may raise ConnectionReset
643
# instead of ConnectionError too.
644
self.assertRaises(( errors.ConnectionError, errors.ConnectionReset,
645
errors.InvalidHttpResponse),
648
def test_http_get(self):
649
t = self.get_readonly_transport()
650
self.assertRaises((errors.ConnectionError, errors.ConnectionReset,
651
errors.InvalidHttpResponse),
655
class BadStatusRequestHandler(http_server.TestingHTTPRequestHandler):
656
"""Whatever request comes in, returns a bad status"""
658
def parse_request(self):
659
"""Fakes handling a single HTTP request, returns a bad status"""
660
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
661
self.send_response(0, "Bad status")
662
self.close_connection = 1
666
class TestBadStatusServer(TestSpecificRequestHandler):
667
"""Tests bad status from server."""
669
_req_handler_class = BadStatusRequestHandler
671
def test_http_has(self):
672
t = self.get_readonly_transport()
673
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
675
def test_http_get(self):
676
t = self.get_readonly_transport()
677
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
680
class InvalidStatusRequestHandler(http_server.TestingHTTPRequestHandler):
681
"""Whatever request comes in, returns an invalid status"""
683
def parse_request(self):
684
"""Fakes handling a single HTTP request, returns a bad status"""
685
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
686
self.wfile.write("Invalid status line\r\n")
687
# If we don't close the connection pycurl will hang. Since this is a
688
# stress test we don't *have* to respect the protocol, but we don't
689
# have to sabotage it too much either.
690
self.close_connection = True
694
class TestInvalidStatusServer(TestBadStatusServer):
695
"""Tests invalid status from server.
697
Both implementations raises the same error as for a bad status.
700
_req_handler_class = InvalidStatusRequestHandler
703
class BadProtocolRequestHandler(http_server.TestingHTTPRequestHandler):
704
"""Whatever request comes in, returns a bad protocol version"""
706
def parse_request(self):
707
"""Fakes handling a single HTTP request, returns a bad status"""
708
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
709
# Returns an invalid protocol version, but curl just
710
# ignores it and those cannot be tested.
711
self.wfile.write("%s %d %s\r\n" % ('HTTP/0.0',
713
'Look at my protocol version'))
717
class TestBadProtocolServer(TestSpecificRequestHandler):
718
"""Tests bad protocol from server."""
720
_req_handler_class = BadProtocolRequestHandler
723
if self._testing_pycurl():
724
raise tests.TestNotApplicable(
725
"pycurl doesn't check the protocol version")
726
super(TestBadProtocolServer, self).setUp()
728
def test_http_has(self):
729
t = self.get_readonly_transport()
730
self.assertRaises(errors.InvalidHttpResponse, t.has, 'foo/bar')
732
def test_http_get(self):
733
t = self.get_readonly_transport()
734
self.assertRaises(errors.InvalidHttpResponse, t.get, 'foo/bar')
737
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
738
"""Whatever request comes in, returns a 403 code"""
740
def parse_request(self):
741
"""Handle a single HTTP request, by replying we cannot handle it"""
742
ignored = http_server.TestingHTTPRequestHandler.parse_request(self)
747
class TestForbiddenServer(TestSpecificRequestHandler):
748
"""Tests forbidden server"""
750
_req_handler_class = ForbiddenRequestHandler
752
def test_http_has(self):
753
t = self.get_readonly_transport()
754
self.assertRaises(errors.TransportError, t.has, 'foo/bar')
756
def test_http_get(self):
757
t = self.get_readonly_transport()
758
self.assertRaises(errors.TransportError, t.get, 'foo/bar')
761
class TestRecordingServer(tests.TestCase):
763
def test_create(self):
764
server = RecordingServer(expect_body_tail=None)
765
self.assertEqual('', server.received_bytes)
766
self.assertEqual(None, server.host)
767
self.assertEqual(None, server.port)
769
def test_setUp_and_stop(self):
770
server = RecordingServer(expect_body_tail=None)
771
server.start_server()
773
self.assertNotEqual(None, server.host)
774
self.assertNotEqual(None, server.port)
777
self.assertEqual(None, server.host)
778
self.assertEqual(None, server.port)
780
def test_send_receive_bytes(self):
781
server = RecordingServer(expect_body_tail='c', scheme='http')
782
self.start_server(server)
783
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
784
sock.connect((server.host, server.port))
786
self.assertEqual('HTTP/1.1 200 OK\r\n',
787
osutils.recv_all(sock, 4096))
788
self.assertEqual('abc', server.received_bytes)
791
class TestRangeRequestServer(TestSpecificRequestHandler):
792
"""Tests readv requests against server.
794
We test against default "normal" server.
798
super(TestRangeRequestServer, self).setUp()
799
self.build_tree_contents([('a', '0123456789')],)
801
def test_readv(self):
802
t = self.get_readonly_transport()
803
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
804
self.assertEqual(l[0], (0, '0'))
805
self.assertEqual(l[1], (1, '1'))
806
self.assertEqual(l[2], (3, '34'))
807
self.assertEqual(l[3], (9, '9'))
809
def test_readv_out_of_order(self):
810
t = self.get_readonly_transport()
811
l = list(t.readv('a', ((1, 1), (9, 1), (0, 1), (3, 2))))
812
self.assertEqual(l[0], (1, '1'))
813
self.assertEqual(l[1], (9, '9'))
814
self.assertEqual(l[2], (0, '0'))
815
self.assertEqual(l[3], (3, '34'))
817
def test_readv_invalid_ranges(self):
818
t = self.get_readonly_transport()
820
# This is intentionally reading off the end of the file
821
# since we are sure that it cannot get there
822
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
823
t.readv, 'a', [(1,1), (8,10)])
825
# This is trying to seek past the end of the file, it should
826
# also raise a special error
827
self.assertListRaises((errors.InvalidRange, errors.ShortReadvError,),
828
t.readv, 'a', [(12,2)])
830
def test_readv_multiple_get_requests(self):
831
server = self.get_readonly_server()
832
t = self.get_readonly_transport()
833
# force transport to issue multiple requests
834
t._max_readv_combine = 1
835
t._max_get_ranges = 1
836
l = list(t.readv('a', ((0, 1), (1, 1), (3, 2), (9, 1))))
837
self.assertEqual(l[0], (0, '0'))
838
self.assertEqual(l[1], (1, '1'))
839
self.assertEqual(l[2], (3, '34'))
840
self.assertEqual(l[3], (9, '9'))
841
# The server should have issued 4 requests
842
self.assertEqual(4, server.GET_request_nb)
844
def test_readv_get_max_size(self):
845
server = self.get_readonly_server()
846
t = self.get_readonly_transport()
847
# force transport to issue multiple requests by limiting the number of
848
# bytes by request. Note that this apply to coalesced offsets only, a
849
# single range will keep its size even if bigger than the limit.
851
l = list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
852
self.assertEqual(l[0], (0, '0'))
853
self.assertEqual(l[1], (1, '1'))
854
self.assertEqual(l[2], (2, '2345'))
855
self.assertEqual(l[3], (6, '6789'))
856
# The server should have issued 3 requests
857
self.assertEqual(3, server.GET_request_nb)
859
def test_complete_readv_leave_pipe_clean(self):
860
server = self.get_readonly_server()
861
t = self.get_readonly_transport()
862
# force transport to issue multiple requests
864
list(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
865
# The server should have issued 3 requests
866
self.assertEqual(3, server.GET_request_nb)
867
self.assertEqual('0123456789', t.get_bytes('a'))
868
self.assertEqual(4, server.GET_request_nb)
870
def test_incomplete_readv_leave_pipe_clean(self):
871
server = self.get_readonly_server()
872
t = self.get_readonly_transport()
873
# force transport to issue multiple requests
875
# Don't collapse readv results into a list so that we leave unread
876
# bytes on the socket
877
ireadv = iter(t.readv('a', ((0, 1), (1, 1), (2, 4), (6, 4))))
878
self.assertEqual((0, '0'), ireadv.next())
879
# The server should have issued one request so far
880
self.assertEqual(1, server.GET_request_nb)
881
self.assertEqual('0123456789', t.get_bytes('a'))
882
# get_bytes issued an additional request, the readv pending ones are
884
self.assertEqual(2, server.GET_request_nb)
887
class SingleRangeRequestHandler(http_server.TestingHTTPRequestHandler):
888
"""Always reply to range request as if they were single.
890
Don't be explicit about it, just to annoy the clients.
893
def get_multiple_ranges(self, file, file_size, ranges):
894
"""Answer as if it was a single range request and ignores the rest"""
895
(start, end) = ranges[0]
896
return self.get_single_range(file, file_size, start, end)
899
class TestSingleRangeRequestServer(TestRangeRequestServer):
900
"""Test readv against a server which accept only single range requests"""
902
_req_handler_class = SingleRangeRequestHandler
905
class SingleOnlyRangeRequestHandler(http_server.TestingHTTPRequestHandler):
906
"""Only reply to simple range requests, errors out on multiple"""
908
def get_multiple_ranges(self, file, file_size, ranges):
909
"""Refuses the multiple ranges request"""
912
self.send_error(416, "Requested range not satisfiable")
914
(start, end) = ranges[0]
915
return self.get_single_range(file, file_size, start, end)
918
class TestSingleOnlyRangeRequestServer(TestRangeRequestServer):
919
"""Test readv against a server which only accept single range requests"""
921
_req_handler_class = SingleOnlyRangeRequestHandler
924
class NoRangeRequestHandler(http_server.TestingHTTPRequestHandler):
925
"""Ignore range requests without notice"""
928
# Update the statistics
929
self.server.test_case_server.GET_request_nb += 1
930
# Just bypass the range handling done by TestingHTTPRequestHandler
931
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
934
class TestNoRangeRequestServer(TestRangeRequestServer):
935
"""Test readv against a server which do not accept range requests"""
937
_req_handler_class = NoRangeRequestHandler
940
class MultipleRangeWithoutContentLengthRequestHandler(
941
http_server.TestingHTTPRequestHandler):
942
"""Reply to multiple range requests without content length header."""
944
def get_multiple_ranges(self, file, file_size, ranges):
945
self.send_response(206)
946
self.send_header('Accept-Ranges', 'bytes')
947
# XXX: this is strange; the 'random' name below seems undefined and
948
# yet the tests pass -- mbp 2010-10-11 bug 658773
949
boundary = "%d" % random.randint(0,0x7FFFFFFF)
950
self.send_header("Content-Type",
951
"multipart/byteranges; boundary=%s" % boundary)
953
for (start, end) in ranges:
954
self.wfile.write("--%s\r\n" % boundary)
955
self.send_header("Content-type", 'application/octet-stream')
956
self.send_header("Content-Range", "bytes %d-%d/%d" % (start,
960
self.send_range_content(file, start, end - start + 1)
962
self.wfile.write("--%s\r\n" % boundary)
965
class TestMultipleRangeWithoutContentLengthServer(TestRangeRequestServer):
967
_req_handler_class = MultipleRangeWithoutContentLengthRequestHandler
970
class TruncatedMultipleRangeRequestHandler(
971
http_server.TestingHTTPRequestHandler):
972
"""Reply to multiple range requests truncating the last ones.
974
This server generates responses whose Content-Length describes all the
975
ranges, but fail to include the last ones leading to client short reads.
976
This has been observed randomly with lighttpd (bug #179368).
979
_truncated_ranges = 2
981
def get_multiple_ranges(self, file, file_size, ranges):
982
self.send_response(206)
983
self.send_header('Accept-Ranges', 'bytes')
985
self.send_header('Content-Type',
986
'multipart/byteranges; boundary=%s' % boundary)
987
boundary_line = '--%s\r\n' % boundary
988
# Calculate the Content-Length
990
for (start, end) in ranges:
991
content_length += len(boundary_line)
992
content_length += self._header_line_length(
993
'Content-type', 'application/octet-stream')
994
content_length += self._header_line_length(
995
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
996
content_length += len('\r\n') # end headers
997
content_length += end - start # + 1
998
content_length += len(boundary_line)
999
self.send_header('Content-length', content_length)
1002
# Send the multipart body
1004
for (start, end) in ranges:
1005
self.wfile.write(boundary_line)
1006
self.send_header('Content-type', 'application/octet-stream')
1007
self.send_header('Content-Range', 'bytes %d-%d/%d'
1008
% (start, end, file_size))
1010
if cur + self._truncated_ranges >= len(ranges):
1011
# Abruptly ends the response and close the connection
1012
self.close_connection = 1
1014
self.send_range_content(file, start, end - start + 1)
1017
self.wfile.write(boundary_line)
1020
class TestTruncatedMultipleRangeServer(TestSpecificRequestHandler):
1022
_req_handler_class = TruncatedMultipleRangeRequestHandler
1025
super(TestTruncatedMultipleRangeServer, self).setUp()
1026
self.build_tree_contents([('a', '0123456789')],)
1028
def test_readv_with_short_reads(self):
1029
server = self.get_readonly_server()
1030
t = self.get_readonly_transport()
1031
# Force separate ranges for each offset
1032
t._bytes_to_read_before_seek = 0
1033
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
1034
self.assertEqual((0, '0'), ireadv.next())
1035
self.assertEqual((2, '2'), ireadv.next())
1036
if not self._testing_pycurl():
1037
# Only one request have been issued so far (except for pycurl that
1038
# try to read the whole response at once)
1039
self.assertEqual(1, server.GET_request_nb)
1040
self.assertEqual((4, '45'), ireadv.next())
1041
self.assertEqual((9, '9'), ireadv.next())
1042
# Both implementations issue 3 requests but:
1043
# - urllib does two multiple (4 ranges, then 2 ranges) then a single
1045
# - pycurl does two multiple (4 ranges, 4 ranges) then a single range
1046
self.assertEqual(3, server.GET_request_nb)
1047
# Finally the client have tried a single range request and stays in
1049
self.assertEqual('single', t._range_hint)
1052
class TruncatedBeforeBoundaryRequestHandler(
1053
http_server.TestingHTTPRequestHandler):
1054
"""Truncation before a boundary, like in bug 198646"""
1056
_truncated_ranges = 1
1058
def get_multiple_ranges(self, file, file_size, ranges):
1059
self.send_response(206)
1060
self.send_header('Accept-Ranges', 'bytes')
1062
self.send_header('Content-Type',
1063
'multipart/byteranges; boundary=%s' % boundary)
1064
boundary_line = '--%s\r\n' % boundary
1065
# Calculate the Content-Length
1067
for (start, end) in ranges:
1068
content_length += len(boundary_line)
1069
content_length += self._header_line_length(
1070
'Content-type', 'application/octet-stream')
1071
content_length += self._header_line_length(
1072
'Content-Range', 'bytes %d-%d/%d' % (start, end, file_size))
1073
content_length += len('\r\n') # end headers
1074
content_length += end - start # + 1
1075
content_length += len(boundary_line)
1076
self.send_header('Content-length', content_length)
1079
# Send the multipart body
1081
for (start, end) in ranges:
1082
if cur + self._truncated_ranges >= len(ranges):
1083
# Abruptly ends the response and close the connection
1084
self.close_connection = 1
1086
self.wfile.write(boundary_line)
1087
self.send_header('Content-type', 'application/octet-stream')
1088
self.send_header('Content-Range', 'bytes %d-%d/%d'
1089
% (start, end, file_size))
1091
self.send_range_content(file, start, end - start + 1)
1094
self.wfile.write(boundary_line)
1097
class TestTruncatedBeforeBoundary(TestSpecificRequestHandler):
1098
"""Tests the case of bug 198646, disconnecting before a boundary."""
1100
_req_handler_class = TruncatedBeforeBoundaryRequestHandler
1103
super(TestTruncatedBeforeBoundary, self).setUp()
1104
self.build_tree_contents([('a', '0123456789')],)
1106
def test_readv_with_short_reads(self):
1107
server = self.get_readonly_server()
1108
t = self.get_readonly_transport()
1109
# Force separate ranges for each offset
1110
t._bytes_to_read_before_seek = 0
1111
ireadv = iter(t.readv('a', ((0, 1), (2, 1), (4, 2), (9, 1))))
1112
self.assertEqual((0, '0'), ireadv.next())
1113
self.assertEqual((2, '2'), ireadv.next())
1114
self.assertEqual((4, '45'), ireadv.next())
1115
self.assertEqual((9, '9'), ireadv.next())
1118
class LimitedRangeRequestHandler(http_server.TestingHTTPRequestHandler):
1119
"""Errors out when range specifiers exceed the limit"""
1121
def get_multiple_ranges(self, file, file_size, ranges):
1122
"""Refuses the multiple ranges request"""
1123
tcs = self.server.test_case_server
1124
if tcs.range_limit is not None and len(ranges) > tcs.range_limit:
1126
# Emulate apache behavior
1127
self.send_error(400, "Bad Request")
1129
return http_server.TestingHTTPRequestHandler.get_multiple_ranges(
1130
self, file, file_size, ranges)
1133
class LimitedRangeHTTPServer(http_server.HttpServer):
1134
"""An HttpServer erroring out on requests with too much range specifiers"""
1136
def __init__(self, request_handler=LimitedRangeRequestHandler,
1137
protocol_version=None,
1139
http_server.HttpServer.__init__(self, request_handler,
1140
protocol_version=protocol_version)
1141
self.range_limit = range_limit
1144
class TestLimitedRangeRequestServer(http_utils.TestCaseWithWebserver):
1145
"""Tests readv requests against a server erroring out on too much ranges."""
1147
scenarios = multiply_scenarios(
1148
vary_by_http_client_implementation(),
1149
vary_by_http_protocol_version(),
1152
# Requests with more range specifiers will error out
1155
def create_transport_readonly_server(self):
1156
return LimitedRangeHTTPServer(range_limit=self.range_limit,
1157
protocol_version=self._protocol_version)
1160
http_utils.TestCaseWithWebserver.setUp(self)
1161
# We need to manipulate ranges that correspond to real chunks in the
1162
# response, so we build a content appropriately.
1163
filler = ''.join(['abcdefghij' for x in range(102)])
1164
content = ''.join(['%04d' % v + filler for v in range(16)])
1165
self.build_tree_contents([('a', content)],)
1167
def test_few_ranges(self):
1168
t = self.get_readonly_transport()
1169
l = list(t.readv('a', ((0, 4), (1024, 4), )))
1170
self.assertEqual(l[0], (0, '0000'))
1171
self.assertEqual(l[1], (1024, '0001'))
1172
self.assertEqual(1, self.get_readonly_server().GET_request_nb)
1174
def test_more_ranges(self):
1175
t = self.get_readonly_transport()
1176
l = list(t.readv('a', ((0, 4), (1024, 4), (4096, 4), (8192, 4))))
1177
self.assertEqual(l[0], (0, '0000'))
1178
self.assertEqual(l[1], (1024, '0001'))
1179
self.assertEqual(l[2], (4096, '0004'))
1180
self.assertEqual(l[3], (8192, '0008'))
1181
# The server will refuse to serve the first request (too much ranges),
1182
# a second request will succeed.
1183
self.assertEqual(2, self.get_readonly_server().GET_request_nb)
1186
class TestHttpProxyWhiteBox(tests.TestCase):
1187
"""Whitebox test proxy http authorization.
1189
Only the urllib implementation is tested here.
1192
def _proxied_request(self):
1193
handler = _urllib2_wrappers.ProxyHandler()
1194
request = _urllib2_wrappers.Request('GET', 'http://baz/buzzle')
1195
handler.set_proxy(request, 'http')
1198
def assertEvaluateProxyBypass(self, expected, host, no_proxy):
1199
handler = _urllib2_wrappers.ProxyHandler()
1200
self.assertEquals(expected,
1201
handler.evaluate_proxy_bypass(host, no_proxy))
1203
def test_empty_user(self):
1204
self.overrideEnv('http_proxy', 'http://bar.com')
1205
request = self._proxied_request()
1206
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1208
def test_user_with_at(self):
1209
self.overrideEnv('http_proxy',
1210
'http://username@domain:password@proxy_host:1234')
1211
request = self._proxied_request()
1212
self.assertFalse(request.headers.has_key('Proxy-authorization'))
1214
def test_invalid_proxy(self):
1215
"""A proxy env variable without scheme"""
1216
self.overrideEnv('http_proxy', 'host:1234')
1217
self.assertRaises(errors.InvalidURL, self._proxied_request)
1219
def test_evaluate_proxy_bypass_true(self):
1220
"""The host is not proxied"""
1221
self.assertEvaluateProxyBypass(True, 'example.com', 'example.com')
1222
self.assertEvaluateProxyBypass(True, 'bzr.example.com', '*example.com')
1224
def test_evaluate_proxy_bypass_false(self):
1225
"""The host is proxied"""
1226
self.assertEvaluateProxyBypass(False, 'bzr.example.com', None)
1228
def test_evaluate_proxy_bypass_unknown(self):
1229
"""The host is not explicitly proxied"""
1230
self.assertEvaluateProxyBypass(None, 'example.com', 'not.example.com')
1231
self.assertEvaluateProxyBypass(None, 'bzr.example.com', 'example.com')
1233
def test_evaluate_proxy_bypass_empty_entries(self):
1234
"""Ignore empty entries"""
1235
self.assertEvaluateProxyBypass(None, 'example.com', '')
1236
self.assertEvaluateProxyBypass(None, 'example.com', ',')
1237
self.assertEvaluateProxyBypass(None, 'example.com', 'foo,,bar')
1240
class TestProxyHttpServer(http_utils.TestCaseWithTwoWebservers):
1241
"""Tests proxy server.
1243
Be aware that we do not setup a real proxy here. Instead, we
1244
check that the *connection* goes through the proxy by serving
1245
different content (the faked proxy server append '-proxied'
1249
scenarios = multiply_scenarios(
1250
vary_by_http_client_implementation(),
1251
vary_by_http_protocol_version(),
1254
# FIXME: We don't have an https server available, so we don't
1255
# test https connections. --vila toolongago
1258
super(TestProxyHttpServer, self).setUp()
1259
self.transport_secondary_server = http_utils.ProxyServer
1260
self.build_tree_contents([('foo', 'contents of foo\n'),
1261
('foo-proxied', 'proxied contents of foo\n')])
1262
# Let's setup some attributes for tests
1263
server = self.get_readonly_server()
1264
self.server_host_port = '%s:%d' % (server.host, server.port)
1265
if self._testing_pycurl():
1266
# Oh my ! pycurl does not check for the port as part of
1267
# no_proxy :-( So we just test the host part
1268
self.no_proxy_host = server.host
1270
self.no_proxy_host = self.server_host_port
1271
# The secondary server is the proxy
1272
self.proxy_url = self.get_secondary_url()
1274
def _testing_pycurl(self):
1275
# TODO: This is duplicated for lots of the classes in this file
1276
return (features.pycurl.available()
1277
and self._transport == PyCurlTransport)
1279
def assertProxied(self):
1280
t = self.get_readonly_transport()
1281
self.assertEqual('proxied contents of foo\n', t.get('foo').read())
1283
def assertNotProxied(self):
1284
t = self.get_readonly_transport()
1285
self.assertEqual('contents of foo\n', t.get('foo').read())
1287
def test_http_proxy(self):
1288
self.overrideEnv('http_proxy', self.proxy_url)
1289
self.assertProxied()
1291
def test_HTTP_PROXY(self):
1292
if self._testing_pycurl():
1293
# pycurl does not check HTTP_PROXY for security reasons
1294
# (for use in a CGI context that we do not care
1295
# about. Should we ?)
1296
raise tests.TestNotApplicable(
1297
'pycurl does not check HTTP_PROXY for security reasons')
1298
self.overrideEnv('HTTP_PROXY', self.proxy_url)
1299
self.assertProxied()
1301
def test_all_proxy(self):
1302
self.overrideEnv('all_proxy', self.proxy_url)
1303
self.assertProxied()
1305
def test_ALL_PROXY(self):
1306
self.overrideEnv('ALL_PROXY', self.proxy_url)
1307
self.assertProxied()
1309
def test_http_proxy_with_no_proxy(self):
1310
self.overrideEnv('no_proxy', self.no_proxy_host)
1311
self.overrideEnv('http_proxy', self.proxy_url)
1312
self.assertNotProxied()
1314
def test_HTTP_PROXY_with_NO_PROXY(self):
1315
if self._testing_pycurl():
1316
raise tests.TestNotApplicable(
1317
'pycurl does not check HTTP_PROXY for security reasons')
1318
self.overrideEnv('NO_PROXY', self.no_proxy_host)
1319
self.overrideEnv('HTTP_PROXY', self.proxy_url)
1320
self.assertNotProxied()
1322
def test_all_proxy_with_no_proxy(self):
1323
self.overrideEnv('no_proxy', self.no_proxy_host)
1324
self.overrideEnv('all_proxy', self.proxy_url)
1325
self.assertNotProxied()
1327
def test_ALL_PROXY_with_NO_PROXY(self):
1328
self.overrideEnv('NO_PROXY', self.no_proxy_host)
1329
self.overrideEnv('ALL_PROXY', self.proxy_url)
1330
self.assertNotProxied()
1332
def test_http_proxy_without_scheme(self):
1333
self.overrideEnv('http_proxy', self.server_host_port)
1334
if self._testing_pycurl():
1335
# pycurl *ignores* invalid proxy env variables. If that ever change
1336
# in the future, this test will fail indicating that pycurl do not
1337
# ignore anymore such variables.
1338
self.assertNotProxied()
1340
self.assertRaises(errors.InvalidURL, self.assertProxied)
1343
class TestRanges(http_utils.TestCaseWithWebserver):
1344
"""Test the Range header in GET methods."""
1346
scenarios = multiply_scenarios(
1347
vary_by_http_client_implementation(),
1348
vary_by_http_protocol_version(),
1352
http_utils.TestCaseWithWebserver.setUp(self)
1353
self.build_tree_contents([('a', '0123456789')],)
1355
def create_transport_readonly_server(self):
1356
return http_server.HttpServer(protocol_version=self._protocol_version)
1358
def _file_contents(self, relpath, ranges):
1359
t = self.get_readonly_transport()
1360
offsets = [ (start, end - start + 1) for start, end in ranges]
1361
coalesce = t._coalesce_offsets
1362
coalesced = list(coalesce(offsets, limit=0, fudge_factor=0))
1363
code, data = t._get(relpath, coalesced)
1364
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1365
for start, end in ranges:
1367
yield data.read(end - start + 1)
1369
def _file_tail(self, relpath, tail_amount):
1370
t = self.get_readonly_transport()
1371
code, data = t._get(relpath, [], tail_amount)
1372
self.assertTrue(code in (200, 206),'_get returns: %d' % code)
1373
data.seek(-tail_amount, 2)
1374
return data.read(tail_amount)
1376
def test_range_header(self):
1378
map(self.assertEqual,['0', '234'],
1379
list(self._file_contents('a', [(0,0), (2,4)])),)
1381
def test_range_header_tail(self):
1382
self.assertEqual('789', self._file_tail('a', 3))
1384
def test_syntactically_invalid_range_header(self):
1385
self.assertListRaises(errors.InvalidHttpRange,
1386
self._file_contents, 'a', [(4, 3)])
1388
def test_semantically_invalid_range_header(self):
1389
self.assertListRaises(errors.InvalidHttpRange,
1390
self._file_contents, 'a', [(42, 128)])
1393
class TestHTTPRedirections(http_utils.TestCaseWithRedirectedWebserver):
1394
"""Test redirection between http servers."""
1396
scenarios = multiply_scenarios(
1397
vary_by_http_client_implementation(),
1398
vary_by_http_protocol_version(),
1402
super(TestHTTPRedirections, self).setUp()
1403
self.build_tree_contents([('a', '0123456789'),
1405
'# Bazaar revision bundle v0.9\n#\n')
1408
def test_redirected(self):
1409
self.assertRaises(errors.RedirectRequested,
1410
self.get_old_transport().get, 'a')
1411
self.assertEqual('0123456789', self.get_new_transport().get('a').read())
1414
class RedirectedRequest(_urllib2_wrappers.Request):
1415
"""Request following redirections. """
1417
init_orig = _urllib2_wrappers.Request.__init__
1419
def __init__(self, method, url, *args, **kwargs):
1423
# Since the tests using this class will replace
1424
# _urllib2_wrappers.Request, we can't just call the base class __init__
1426
RedirectedRequest.init_orig(self, method, url, *args, **kwargs)
1427
self.follow_redirections = True
1430
def install_redirected_request(test):
1431
test.overrideAttr(_urllib2_wrappers, 'Request', RedirectedRequest)
1434
def cleanup_http_redirection_connections(test):
1435
# Some sockets are opened but never seen by _urllib, so we trap them at
1436
# the _urllib2_wrappers level to be able to clean them up.
1437
def socket_disconnect(sock):
1439
sock.shutdown(socket.SHUT_RDWR)
1441
except socket.error:
1443
def connect(connection):
1444
test.http_connect_orig(connection)
1445
test.addCleanup(socket_disconnect, connection.sock)
1446
test.http_connect_orig = test.overrideAttr(
1447
_urllib2_wrappers.HTTPConnection, 'connect', connect)
1448
def connect(connection):
1449
test.https_connect_orig(connection)
1450
test.addCleanup(socket_disconnect, connection.sock)
1451
test.https_connect_orig = test.overrideAttr(
1452
_urllib2_wrappers.HTTPSConnection, 'connect', connect)
1455
class TestHTTPSilentRedirections(http_utils.TestCaseWithRedirectedWebserver):
1456
"""Test redirections.
1458
http implementations do not redirect silently anymore (they
1459
do not redirect at all in fact). The mechanism is still in
1460
place at the _urllib2_wrappers.Request level and these tests
1463
For the pycurl implementation
1464
the redirection have been deleted as we may deprecate pycurl
1465
and I have no place to keep a working implementation.
1469
scenarios = multiply_scenarios(
1470
vary_by_http_client_implementation(),
1471
vary_by_http_protocol_version(),
1475
if (features.pycurl.available()
1476
and self._transport == PyCurlTransport):
1477
raise tests.TestNotApplicable(
1478
"pycurl doesn't redirect silently anymore")
1479
super(TestHTTPSilentRedirections, self).setUp()
1480
install_redirected_request(self)
1481
cleanup_http_redirection_connections(self)
1482
self.build_tree_contents([('a','a'),
1484
('1/a', 'redirected once'),
1486
('2/a', 'redirected twice'),
1488
('3/a', 'redirected thrice'),
1490
('4/a', 'redirected 4 times'),
1492
('5/a', 'redirected 5 times'),
1495
def test_one_redirection(self):
1496
t = self.get_old_transport()
1497
req = RedirectedRequest('GET', t._remote_path('a'))
1498
new_prefix = 'http://%s:%s' % (self.new_server.host,
1499
self.new_server.port)
1500
self.old_server.redirections = \
1501
[('(.*)', r'%s/1\1' % (new_prefix), 301),]
1502
self.assertEqual('redirected once', t._perform(req).read())
1504
def test_five_redirections(self):
1505
t = self.get_old_transport()
1506
req = RedirectedRequest('GET', t._remote_path('a'))
1507
old_prefix = 'http://%s:%s' % (self.old_server.host,
1508
self.old_server.port)
1509
new_prefix = 'http://%s:%s' % (self.new_server.host,
1510
self.new_server.port)
1511
self.old_server.redirections = [
1512
('/1(.*)', r'%s/2\1' % (old_prefix), 302),
1513
('/2(.*)', r'%s/3\1' % (old_prefix), 303),
1514
('/3(.*)', r'%s/4\1' % (old_prefix), 307),
1515
('/4(.*)', r'%s/5\1' % (new_prefix), 301),
1516
('(/[^/]+)', r'%s/1\1' % (old_prefix), 301),
1518
self.assertEqual('redirected 5 times', t._perform(req).read())
1521
class TestDoCatchRedirections(http_utils.TestCaseWithRedirectedWebserver):
1522
"""Test transport.do_catching_redirections."""
1524
scenarios = multiply_scenarios(
1525
vary_by_http_client_implementation(),
1526
vary_by_http_protocol_version(),
1530
super(TestDoCatchRedirections, self).setUp()
1531
self.build_tree_contents([('a', '0123456789'),],)
1532
cleanup_http_redirection_connections(self)
1534
self.old_transport = self.get_old_transport()
1539
def test_no_redirection(self):
1540
t = self.get_new_transport()
1542
# We use None for redirected so that we fail if redirected
1543
self.assertEqual('0123456789',
1544
transport.do_catching_redirections(
1545
self.get_a, t, None).read())
1547
def test_one_redirection(self):
1548
self.redirections = 0
1550
def redirected(t, exception, redirection_notice):
1551
self.redirections += 1
1552
redirected_t = t._redirected_to(exception.source, exception.target)
1555
self.assertEqual('0123456789',
1556
transport.do_catching_redirections(
1557
self.get_a, self.old_transport, redirected).read())
1558
self.assertEqual(1, self.redirections)
1560
def test_redirection_loop(self):
1562
def redirected(transport, exception, redirection_notice):
1563
# By using the redirected url as a base dir for the
1564
# *old* transport, we create a loop: a => a/a =>
1566
return self.old_transport.clone(exception.target)
1568
self.assertRaises(errors.TooManyRedirections,
1569
transport.do_catching_redirections,
1570
self.get_a, self.old_transport, redirected)
1573
def _setup_authentication_config(**kwargs):
1574
conf = config.AuthenticationConfig()
1575
conf._get_config().update({'httptest': kwargs})
1579
class TestUrllib2AuthHandler(tests.TestCaseWithTransport):
1580
"""Unit tests for glue by which urllib2 asks us for authentication"""
1582
def test_get_user_password_without_port(self):
1583
"""We cope if urllib2 doesn't tell us the port.
1585
See https://bugs.launchpad.net/bzr/+bug/654684
1589
_setup_authentication_config(scheme='http', host='localhost',
1590
user=user, password=password)
1591
handler = _urllib2_wrappers.HTTPAuthHandler()
1592
got_pass = handler.get_user_password(dict(
1599
self.assertEquals((user, password), got_pass)
1602
class TestAuth(http_utils.TestCaseWithWebserver):
1603
"""Test authentication scheme"""
1605
scenarios = multiply_scenarios(
1606
vary_by_http_client_implementation(),
1607
vary_by_http_protocol_version(),
1608
vary_by_http_auth_scheme(),
1612
super(TestAuth, self).setUp()
1613
self.server = self.get_readonly_server()
1614
self.build_tree_contents([('a', 'contents of a\n'),
1615
('b', 'contents of b\n'),])
1617
def create_transport_readonly_server(self):
1618
server = self._auth_server(protocol_version=self._protocol_version)
1619
server._url_protocol = self._url_protocol
1622
def _testing_pycurl(self):
1623
# TODO: This is duplicated for lots of the classes in this file
1624
return (features.pycurl.available()
1625
and self._transport == PyCurlTransport)
1627
def get_user_url(self, user, password):
1628
"""Build an url embedding user and password"""
1629
url = '%s://' % self.server._url_protocol
1630
if user is not None:
1632
if password is not None:
1633
url += ':' + password
1635
url += '%s:%s/' % (self.server.host, self.server.port)
1638
def get_user_transport(self, user, password):
1639
t = transport.get_transport_from_url(
1640
self.get_user_url(user, password))
1643
def test_no_user(self):
1644
self.server.add_user('joe', 'foo')
1645
t = self.get_user_transport(None, None)
1646
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1647
# Only one 'Authentication Required' error should occur
1648
self.assertEqual(1, self.server.auth_required_errors)
1650
def test_empty_pass(self):
1651
self.server.add_user('joe', '')
1652
t = self.get_user_transport('joe', '')
1653
self.assertEqual('contents of a\n', t.get('a').read())
1654
# Only one 'Authentication Required' error should occur
1655
self.assertEqual(1, self.server.auth_required_errors)
1657
def test_user_pass(self):
1658
self.server.add_user('joe', 'foo')
1659
t = self.get_user_transport('joe', 'foo')
1660
self.assertEqual('contents of a\n', t.get('a').read())
1661
# Only one 'Authentication Required' error should occur
1662
self.assertEqual(1, self.server.auth_required_errors)
1664
def test_unknown_user(self):
1665
self.server.add_user('joe', 'foo')
1666
t = self.get_user_transport('bill', 'foo')
1667
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1668
# Two 'Authentication Required' errors should occur (the
1669
# initial 'who are you' and 'I don't know you, who are
1671
self.assertEqual(2, self.server.auth_required_errors)
1673
def test_wrong_pass(self):
1674
self.server.add_user('joe', 'foo')
1675
t = self.get_user_transport('joe', 'bar')
1676
self.assertRaises(errors.InvalidHttpResponse, t.get, 'a')
1677
# Two 'Authentication Required' errors should occur (the
1678
# initial 'who are you' and 'this is not you, who are you')
1679
self.assertEqual(2, self.server.auth_required_errors)
1681
def test_prompt_for_username(self):
1682
if self._testing_pycurl():
1683
raise tests.TestNotApplicable(
1684
'pycurl cannot prompt, it handles auth by embedding'
1685
' user:pass in urls only')
1687
self.server.add_user('joe', 'foo')
1688
t = self.get_user_transport(None, None)
1689
stdout = tests.StringIOWrapper()
1690
stderr = tests.StringIOWrapper()
1691
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
1692
stdout=stdout, stderr=stderr)
1693
self.assertEqual('contents of a\n',t.get('a').read())
1694
# stdin should be empty
1695
self.assertEqual('', ui.ui_factory.stdin.readline())
1697
expected_prompt = self._expected_username_prompt(t._unqualified_scheme)
1698
self.assertEqual(expected_prompt, stderr.read(len(expected_prompt)))
1699
self.assertEqual('', stdout.getvalue())
1700
self._check_password_prompt(t._unqualified_scheme, 'joe',
1703
def test_prompt_for_password(self):
1704
if self._testing_pycurl():
1705
raise tests.TestNotApplicable(
1706
'pycurl cannot prompt, it handles auth by embedding'
1707
' user:pass in urls only')
1709
self.server.add_user('joe', 'foo')
1710
t = self.get_user_transport('joe', None)
1711
stdout = tests.StringIOWrapper()
1712
stderr = tests.StringIOWrapper()
1713
ui.ui_factory = tests.TestUIFactory(stdin='foo\n',
1714
stdout=stdout, stderr=stderr)
1715
self.assertEqual('contents of a\n', t.get('a').read())
1716
# stdin should be empty
1717
self.assertEqual('', ui.ui_factory.stdin.readline())
1718
self._check_password_prompt(t._unqualified_scheme, 'joe',
1720
self.assertEqual('', stdout.getvalue())
1721
# And we shouldn't prompt again for a different request
1722
# against the same transport.
1723
self.assertEqual('contents of b\n',t.get('b').read())
1725
# And neither against a clone
1726
self.assertEqual('contents of b\n',t2.get('b').read())
1727
# Only one 'Authentication Required' error should occur
1728
self.assertEqual(1, self.server.auth_required_errors)
1730
def _check_password_prompt(self, scheme, user, actual_prompt):
1731
expected_prompt = (self._password_prompt_prefix
1732
+ ("%s %s@%s:%d, Realm: '%s' password: "
1734
user, self.server.host, self.server.port,
1735
self.server.auth_realm)))
1736
self.assertEqual(expected_prompt, actual_prompt)
1738
def _expected_username_prompt(self, scheme):
1739
return (self._username_prompt_prefix
1740
+ "%s %s:%d, Realm: '%s' username: " % (scheme.upper(),
1741
self.server.host, self.server.port,
1742
self.server.auth_realm))
1744
def test_no_prompt_for_password_when_using_auth_config(self):
1745
if self._testing_pycurl():
1746
raise tests.TestNotApplicable(
1747
'pycurl does not support authentication.conf'
1748
' since it cannot prompt')
1752
stdin_content = 'bar\n' # Not the right password
1753
self.server.add_user(user, password)
1754
t = self.get_user_transport(user, None)
1755
ui.ui_factory = tests.TestUIFactory(stdin=stdin_content,
1756
stderr=tests.StringIOWrapper())
1757
# Create a minimal config file with the right password
1758
_setup_authentication_config(scheme='http', port=self.server.port,
1759
user=user, password=password)
1760
# Issue a request to the server to connect
1761
self.assertEqual('contents of a\n',t.get('a').read())
1762
# stdin should have been left untouched
1763
self.assertEqual(stdin_content, ui.ui_factory.stdin.readline())
1764
# Only one 'Authentication Required' error should occur
1765
self.assertEqual(1, self.server.auth_required_errors)
1767
def test_changing_nonce(self):
1768
if self._auth_server not in (http_utils.HTTPDigestAuthServer,
1769
http_utils.ProxyDigestAuthServer):
1770
raise tests.TestNotApplicable('HTTP/proxy auth digest only test')
1771
if self._testing_pycurl():
1773
'pycurl does not handle a nonce change')
1774
self.server.add_user('joe', 'foo')
1775
t = self.get_user_transport('joe', 'foo')
1776
self.assertEqual('contents of a\n', t.get('a').read())
1777
self.assertEqual('contents of b\n', t.get('b').read())
1778
# Only one 'Authentication Required' error should have
1780
self.assertEqual(1, self.server.auth_required_errors)
1781
# The server invalidates the current nonce
1782
self.server.auth_nonce = self.server.auth_nonce + '. No, now!'
1783
self.assertEqual('contents of a\n', t.get('a').read())
1784
# Two 'Authentication Required' errors should occur (the
1785
# initial 'who are you' and a second 'who are you' with the new nonce)
1786
self.assertEqual(2, self.server.auth_required_errors)
1788
def test_user_from_auth_conf(self):
1789
if self._testing_pycurl():
1790
raise tests.TestNotApplicable(
1791
'pycurl does not support authentication.conf')
1794
self.server.add_user(user, password)
1795
_setup_authentication_config(scheme='http', port=self.server.port,
1796
user=user, password=password)
1797
t = self.get_user_transport(None, None)
1798
# Issue a request to the server to connect
1799
self.assertEqual('contents of a\n', t.get('a').read())
1800
# Only one 'Authentication Required' error should occur
1801
self.assertEqual(1, self.server.auth_required_errors)
1803
def test_no_credential_leaks_in_log(self):
1804
self.overrideAttr(debug, 'debug_flags', set(['http']))
1806
password = 'very-sensitive-password'
1807
self.server.add_user(user, password)
1808
t = self.get_user_transport(user, password)
1809
# Capture the debug calls to mutter
1812
lines = args[0] % args[1:]
1813
# Some calls output multiple lines, just split them now since we
1814
# care about a single one later.
1815
self.mutters.extend(lines.splitlines())
1816
self.overrideAttr(trace, 'mutter', mutter)
1817
# Issue a request to the server to connect
1818
self.assertEqual(True, t.has('a'))
1819
# Only one 'Authentication Required' error should occur
1820
self.assertEqual(1, self.server.auth_required_errors)
1821
# Since the authentification succeeded, there should be a corresponding
1823
sent_auth_headers = [line for line in self.mutters
1824
if line.startswith('> %s' % (self._auth_header,))]
1825
self.assertLength(1, sent_auth_headers)
1826
self.assertStartsWith(sent_auth_headers[0],
1827
'> %s: <masked>' % (self._auth_header,))
1830
class TestProxyAuth(TestAuth):
1831
"""Test proxy authentication schemes.
1833
This inherits from TestAuth to tweak the setUp and filter some failing
1837
scenarios = multiply_scenarios(
1838
vary_by_http_client_implementation(),
1839
vary_by_http_protocol_version(),
1840
vary_by_http_proxy_auth_scheme(),
1844
super(TestProxyAuth, self).setUp()
1845
# Override the contents to avoid false positives
1846
self.build_tree_contents([('a', 'not proxied contents of a\n'),
1847
('b', 'not proxied contents of b\n'),
1848
('a-proxied', 'contents of a\n'),
1849
('b-proxied', 'contents of b\n'),
1852
def get_user_transport(self, user, password):
1853
self.overrideEnv('all_proxy', self.get_user_url(user, password))
1854
return TestAuth.get_user_transport(self, user, password)
1856
def test_empty_pass(self):
1857
if self._testing_pycurl():
1859
if pycurl.version_info()[1] < '7.16.0':
1861
'pycurl < 7.16.0 does not handle empty proxy passwords')
1862
super(TestProxyAuth, self).test_empty_pass()
1865
class SampleSocket(object):
1866
"""A socket-like object for use in testing the HTTP request handler."""
1868
def __init__(self, socket_read_content):
1869
"""Constructs a sample socket.
1871
:param socket_read_content: a byte sequence
1873
# Use plain python StringIO so we can monkey-patch the close method to
1874
# not discard the contents.
1875
from StringIO import StringIO
1876
self.readfile = StringIO(socket_read_content)
1877
self.writefile = StringIO()
1878
self.writefile.close = lambda: None
1879
self.close = lambda: None
1881
def makefile(self, mode='r', bufsize=None):
1883
return self.readfile
1885
return self.writefile
1888
class SmartHTTPTunnellingTest(tests.TestCaseWithTransport):
1890
scenarios = multiply_scenarios(
1891
vary_by_http_client_implementation(),
1892
vary_by_http_protocol_version(),
1896
super(SmartHTTPTunnellingTest, self).setUp()
1897
# We use the VFS layer as part of HTTP tunnelling tests.
1898
self.overrideEnv('BZR_NO_SMART_VFS', None)
1899
self.transport_readonly_server = http_utils.HTTPServerWithSmarts
1900
self.http_server = self.get_readonly_server()
1902
def create_transport_readonly_server(self):
1903
server = http_utils.HTTPServerWithSmarts(
1904
protocol_version=self._protocol_version)
1905
server._url_protocol = self._url_protocol
1908
def test_open_bzrdir(self):
1909
branch = self.make_branch('relpath')
1910
url = self.http_server.get_url() + 'relpath'
1911
bd = bzrdir.BzrDir.open(url)
1912
self.addCleanup(bd.transport.disconnect)
1913
self.assertIsInstance(bd, _mod_remote.RemoteBzrDir)
1915
def test_bulk_data(self):
1916
# We should be able to send and receive bulk data in a single message.
1917
# The 'readv' command in the smart protocol both sends and receives
1918
# bulk data, so we use that.
1919
self.build_tree(['data-file'])
1920
http_transport = transport.get_transport_from_url(
1921
self.http_server.get_url())
1922
medium = http_transport.get_smart_medium()
1923
# Since we provide the medium, the url below will be mostly ignored
1924
# during the test, as long as the path is '/'.
1925
remote_transport = remote.RemoteTransport('bzr://fake_host/',
1928
[(0, "c")], list(remote_transport.readv("data-file", [(0,1)])))
1930
def test_http_send_smart_request(self):
1932
post_body = 'hello\n'
1933
expected_reply_body = 'ok\x012\n'
1935
http_transport = transport.get_transport_from_url(
1936
self.http_server.get_url())
1937
medium = http_transport.get_smart_medium()
1938
response = medium.send_http_smart_request(post_body)
1939
reply_body = response.read()
1940
self.assertEqual(expected_reply_body, reply_body)
1942
def test_smart_http_server_post_request_handler(self):
1943
httpd = self.http_server.server
1945
socket = SampleSocket(
1946
'POST /.bzr/smart %s \r\n' % self._protocol_version
1947
# HTTP/1.1 posts must have a Content-Length (but it doesn't hurt
1949
+ 'Content-Length: 6\r\n'
1952
# Beware: the ('localhost', 80) below is the
1953
# client_address parameter, but we don't have one because
1954
# we have defined a socket which is not bound to an
1955
# address. The test framework never uses this client
1956
# address, so far...
1957
request_handler = http_utils.SmartRequestHandler(socket,
1960
response = socket.writefile.getvalue()
1961
self.assertStartsWith(response, '%s 200 ' % self._protocol_version)
1962
# This includes the end of the HTTP headers, and all the body.
1963
expected_end_of_response = '\r\n\r\nok\x012\n'
1964
self.assertEndsWith(response, expected_end_of_response)
1967
class ForbiddenRequestHandler(http_server.TestingHTTPRequestHandler):
1968
"""No smart server here request handler."""
1971
self.send_error(403, "Forbidden")
1974
class SmartClientAgainstNotSmartServer(TestSpecificRequestHandler):
1975
"""Test smart client behaviour against an http server without smarts."""
1977
_req_handler_class = ForbiddenRequestHandler
1979
def test_probe_smart_server(self):
1980
"""Test error handling against server refusing smart requests."""
1981
t = self.get_readonly_transport()
1982
# No need to build a valid smart request here, the server will not even
1983
# try to interpret it.
1984
self.assertRaises(errors.SmartProtocolError,
1985
t.get_smart_medium().send_http_smart_request,
1989
class Test_redirected_to(tests.TestCase):
1991
scenarios = vary_by_http_client_implementation()
1993
def test_redirected_to_subdir(self):
1994
t = self._transport('http://www.example.com/foo')
1995
r = t._redirected_to('http://www.example.com/foo',
1996
'http://www.example.com/foo/subdir')
1997
self.assertIsInstance(r, type(t))
1998
# Both transports share the some connection
1999
self.assertEqual(t._get_connection(), r._get_connection())
2000
self.assertEquals('http://www.example.com/foo/subdir/', r.base)
2002
def test_redirected_to_self_with_slash(self):
2003
t = self._transport('http://www.example.com/foo')
2004
r = t._redirected_to('http://www.example.com/foo',
2005
'http://www.example.com/foo/')
2006
self.assertIsInstance(r, type(t))
2007
# Both transports share the some connection (one can argue that we
2008
# should return the exact same transport here, but that seems
2010
self.assertEqual(t._get_connection(), r._get_connection())
2012
def test_redirected_to_host(self):
2013
t = self._transport('http://www.example.com/foo')
2014
r = t._redirected_to('http://www.example.com/foo',
2015
'http://foo.example.com/foo/subdir')
2016
self.assertIsInstance(r, type(t))
2017
self.assertEquals('http://foo.example.com/foo/subdir/',
2020
def test_redirected_to_same_host_sibling_protocol(self):
2021
t = self._transport('http://www.example.com/foo')
2022
r = t._redirected_to('http://www.example.com/foo',
2023
'https://www.example.com/foo')
2024
self.assertIsInstance(r, type(t))
2025
self.assertEquals('https://www.example.com/foo/',
2028
def test_redirected_to_same_host_different_protocol(self):
2029
t = self._transport('http://www.example.com/foo')
2030
r = t._redirected_to('http://www.example.com/foo',
2031
'ftp://www.example.com/foo')
2032
self.assertNotEquals(type(r), type(t))
2033
self.assertEquals('ftp://www.example.com/foo/', r.external_url())
2035
def test_redirected_to_same_host_specific_implementation(self):
2036
t = self._transport('http://www.example.com/foo')
2037
r = t._redirected_to('http://www.example.com/foo',
2038
'https+urllib://www.example.com/foo')
2039
self.assertEquals('https://www.example.com/foo/', r.external_url())
2041
def test_redirected_to_different_host_same_user(self):
2042
t = self._transport('http://joe@www.example.com/foo')
2043
r = t._redirected_to('http://www.example.com/foo',
2044
'https://foo.example.com/foo')
2045
self.assertIsInstance(r, type(t))
2046
self.assertEqual(t._parsed_url.user, r._parsed_url.user)
2047
self.assertEquals('https://joe@foo.example.com/foo/', r.external_url())
2050
class PredefinedRequestHandler(http_server.TestingHTTPRequestHandler):
2051
"""Request handler for a unique and pre-defined request.
2053
The only thing we care about here is how many bytes travel on the wire. But
2054
since we want to measure it for a real http client, we have to send it
2057
We expect to receive a *single* request nothing more (and we won't even
2058
check what request it is, we just measure the bytes read until an empty
2062
def _handle_one_request(self):
2063
tcs = self.server.test_case_server
2064
requestline = self.rfile.readline()
2065
headers = self.MessageClass(self.rfile, 0)
2066
# We just read: the request, the headers, an empty line indicating the
2067
# end of the headers.
2068
bytes_read = len(requestline)
2069
for line in headers.headers:
2070
bytes_read += len(line)
2071
bytes_read += len('\r\n')
2072
if requestline.startswith('POST'):
2073
# The body should be a single line (or we don't know where it ends
2074
# and we don't want to issue a blocking read)
2075
body = self.rfile.readline()
2076
bytes_read += len(body)
2077
tcs.bytes_read = bytes_read
2079
# We set the bytes written *before* issuing the write, the client is
2080
# supposed to consume every produced byte *before* checking that value.
2082
# Doing the oppposite may lead to test failure: we may be interrupted
2083
# after the write but before updating the value. The client can then
2084
# continue and read the value *before* we can update it. And yes,
2085
# this has been observed -- vila 20090129
2086
tcs.bytes_written = len(tcs.canned_response)
2087
self.wfile.write(tcs.canned_response)
2090
class ActivityServerMixin(object):
2092
def __init__(self, protocol_version):
2093
super(ActivityServerMixin, self).__init__(
2094
request_handler=PredefinedRequestHandler,
2095
protocol_version=protocol_version)
2096
# Bytes read and written by the server
2098
self.bytes_written = 0
2099
self.canned_response = None
2102
class ActivityHTTPServer(ActivityServerMixin, http_server.HttpServer):
2106
if features.HTTPSServerFeature.available():
2107
from bzrlib.tests import https_server
2108
class ActivityHTTPSServer(ActivityServerMixin, https_server.HTTPSServer):
2112
class TestActivityMixin(object):
2113
"""Test socket activity reporting.
2115
We use a special purpose server to control the bytes sent and received and
2116
be able to predict the activity on the client socket.
2120
tests.TestCase.setUp(self)
2121
self.server = self._activity_server(self._protocol_version)
2122
self.server.start_server()
2123
_activities = {} # Don't close over self and create a cycle
2124
def report_activity(t, bytes, direction):
2125
count = _activities.get(direction, 0)
2127
_activities[direction] = count
2128
self.activities = _activities
2130
# We override at class level because constructors may propagate the
2131
# bound method and render instance overriding ineffective (an
2132
# alternative would be to define a specific ui factory instead...)
2133
self.overrideAttr(self._transport, '_report_activity', report_activity)
2134
self.addCleanup(self.server.stop_server)
2136
def get_transport(self):
2137
t = self._transport(self.server.get_url())
2138
# FIXME: Needs cleanup -- vila 20100611
2141
def assertActivitiesMatch(self):
2142
self.assertEqual(self.server.bytes_read,
2143
self.activities.get('write', 0), 'written bytes')
2144
self.assertEqual(self.server.bytes_written,
2145
self.activities.get('read', 0), 'read bytes')
2148
self.server.canned_response = '''HTTP/1.1 200 OK\r
2149
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2150
Server: Apache/2.0.54 (Fedora)\r
2151
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2152
ETag: "56691-23-38e9ae00"\r
2153
Accept-Ranges: bytes\r
2154
Content-Length: 35\r
2156
Content-Type: text/plain; charset=UTF-8\r
2158
Bazaar-NG meta directory, format 1
2160
t = self.get_transport()
2161
self.assertEqual('Bazaar-NG meta directory, format 1\n',
2162
t.get('foo/bar').read())
2163
self.assertActivitiesMatch()
2166
self.server.canned_response = '''HTTP/1.1 200 OK\r
2167
Server: SimpleHTTP/0.6 Python/2.5.2\r
2168
Date: Thu, 29 Jan 2009 20:21:47 GMT\r
2169
Content-type: application/octet-stream\r
2170
Content-Length: 20\r
2171
Last-Modified: Thu, 29 Jan 2009 20:21:47 GMT\r
2174
t = self.get_transport()
2175
self.assertTrue(t.has('foo/bar'))
2176
self.assertActivitiesMatch()
2178
def test_readv(self):
2179
self.server.canned_response = '''HTTP/1.1 206 Partial Content\r
2180
Date: Tue, 11 Jul 2006 04:49:48 GMT\r
2181
Server: Apache/2.0.54 (Fedora)\r
2182
Last-Modified: Thu, 06 Jul 2006 20:22:05 GMT\r
2183
ETag: "238a3c-16ec2-805c5540"\r
2184
Accept-Ranges: bytes\r
2185
Content-Length: 1534\r
2187
Content-Type: multipart/byteranges; boundary=418470f848b63279b\r
2190
--418470f848b63279b\r
2191
Content-type: text/plain; charset=UTF-8\r
2192
Content-range: bytes 0-254/93890\r
2194
mbp@sourcefrog.net-20050309040815-13242001617e4a06
2195
mbp@sourcefrog.net-20050309040929-eee0eb3e6d1e7627
2196
mbp@sourcefrog.net-20050309040957-6cad07f466bb0bb8
2197
mbp@sourcefrog.net-20050309041501-c840e09071de3b67
2198
mbp@sourcefrog.net-20050309044615-c24a3250be83220a
2200
--418470f848b63279b\r
2201
Content-type: text/plain; charset=UTF-8\r
2202
Content-range: bytes 1000-2049/93890\r
2205
mbp@sourcefrog.net-20050311063625-07858525021f270b
2206
mbp@sourcefrog.net-20050311231934-aa3776aff5200bb9
2207
mbp@sourcefrog.net-20050311231953-73aeb3a131c3699a
2208
mbp@sourcefrog.net-20050311232353-f5e33da490872c6a
2209
mbp@sourcefrog.net-20050312071639-0a8f59a34a024ff0
2210
mbp@sourcefrog.net-20050312073432-b2c16a55e0d6e9fb
2211
mbp@sourcefrog.net-20050312073831-a47c3335ece1920f
2212
mbp@sourcefrog.net-20050312085412-13373aa129ccbad3
2213
mbp@sourcefrog.net-20050313052251-2bf004cb96b39933
2214
mbp@sourcefrog.net-20050313052856-3edd84094687cb11
2215
mbp@sourcefrog.net-20050313053233-e30a4f28aef48f9d
2216
mbp@sourcefrog.net-20050313053853-7c64085594ff3072
2217
mbp@sourcefrog.net-20050313054757-a86c3f5871069e22
2218
mbp@sourcefrog.net-20050313061422-418f1f73b94879b9
2219
mbp@sourcefrog.net-20050313120651-497bd231b19df600
2220
mbp@sourcefrog.net-20050314024931-eae0170ef25a5d1a
2221
mbp@sourcefrog.net-20050314025438-d52099f915fe65fc
2222
mbp@sourcefrog.net-20050314025539-637a636692c055cf
2223
mbp@sourcefrog.net-20050314025737-55eb441f430ab4ba
2224
mbp@sourcefrog.net-20050314025901-d74aa93bb7ee8f62
2226
--418470f848b63279b--\r
2228
t = self.get_transport()
2229
# Remember that the request is ignored and that the ranges below
2230
# doesn't have to match the canned response.
2231
l = list(t.readv('/foo/bar', ((0, 255), (1000, 1050))))
2232
self.assertEqual(2, len(l))
2233
self.assertActivitiesMatch()
2235
def test_post(self):
2236
self.server.canned_response = '''HTTP/1.1 200 OK\r
2237
Date: Tue, 11 Jul 2006 04:32:56 GMT\r
2238
Server: Apache/2.0.54 (Fedora)\r
2239
Last-Modified: Sun, 23 Apr 2006 19:35:20 GMT\r
2240
ETag: "56691-23-38e9ae00"\r
2241
Accept-Ranges: bytes\r
2242
Content-Length: 35\r
2244
Content-Type: text/plain; charset=UTF-8\r
2246
lalala whatever as long as itsssss
2248
t = self.get_transport()
2249
# We must send a single line of body bytes, see
2250
# PredefinedRequestHandler._handle_one_request
2251
code, f = t._post('abc def end-of-body\n')
2252
self.assertEqual('lalala whatever as long as itsssss\n', f.read())
2253
self.assertActivitiesMatch()
2256
class TestActivity(tests.TestCase, TestActivityMixin):
2258
scenarios = multiply_scenarios(
2259
vary_by_http_activity(),
2260
vary_by_http_protocol_version(),
2264
TestActivityMixin.setUp(self)
2267
class TestNoReportActivity(tests.TestCase, TestActivityMixin):
2269
# Unlike TestActivity, we are really testing ReportingFileSocket and
2270
# ReportingSocket, so we don't need all the parametrization. Since
2271
# ReportingFileSocket and ReportingSocket are wrappers, it's easier to
2272
# test them through their use by the transport than directly (that's a
2273
# bit less clean but far more simpler and effective).
2274
_activity_server = ActivityHTTPServer
2275
_protocol_version = 'HTTP/1.1'
2278
self._transport =_urllib.HttpTransport_urllib
2279
TestActivityMixin.setUp(self)
2281
def assertActivitiesMatch(self):
2282
# Nothing to check here
2286
class TestAuthOnRedirected(http_utils.TestCaseWithRedirectedWebserver):
2287
"""Test authentication on the redirected http server."""
2289
scenarios = vary_by_http_protocol_version()
2291
_auth_header = 'Authorization'
2292
_password_prompt_prefix = ''
2293
_username_prompt_prefix = ''
2294
_auth_server = http_utils.HTTPBasicAuthServer
2295
_transport = _urllib.HttpTransport_urllib
2298
super(TestAuthOnRedirected, self).setUp()
2299
self.build_tree_contents([('a','a'),
2301
('1/a', 'redirected once'),
2303
new_prefix = 'http://%s:%s' % (self.new_server.host,
2304
self.new_server.port)
2305
self.old_server.redirections = [
2306
('(.*)', r'%s/1\1' % (new_prefix), 301),]
2307
self.old_transport = self.get_old_transport()
2308
self.new_server.add_user('joe', 'foo')
2309
cleanup_http_redirection_connections(self)
2311
def create_transport_readonly_server(self):
2312
server = self._auth_server(protocol_version=self._protocol_version)
2313
server._url_protocol = self._url_protocol
2319
def test_auth_on_redirected_via_do_catching_redirections(self):
2320
self.redirections = 0
2322
def redirected(t, exception, redirection_notice):
2323
self.redirections += 1
2324
redirected_t = t._redirected_to(exception.source, exception.target)
2325
self.addCleanup(redirected_t.disconnect)
2328
stdout = tests.StringIOWrapper()
2329
stderr = tests.StringIOWrapper()
2330
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
2331
stdout=stdout, stderr=stderr)
2332
self.assertEqual('redirected once',
2333
transport.do_catching_redirections(
2334
self.get_a, self.old_transport, redirected).read())
2335
self.assertEqual(1, self.redirections)
2336
# stdin should be empty
2337
self.assertEqual('', ui.ui_factory.stdin.readline())
2338
# stdout should be empty, stderr will contains the prompts
2339
self.assertEqual('', stdout.getvalue())
2341
def test_auth_on_redirected_via_following_redirections(self):
2342
self.new_server.add_user('joe', 'foo')
2343
stdout = tests.StringIOWrapper()
2344
stderr = tests.StringIOWrapper()
2345
ui.ui_factory = tests.TestUIFactory(stdin='joe\nfoo\n',
2346
stdout=stdout, stderr=stderr)
2347
t = self.old_transport
2348
req = RedirectedRequest('GET', t.abspath('a'))
2349
new_prefix = 'http://%s:%s' % (self.new_server.host,
2350
self.new_server.port)
2351
self.old_server.redirections = [
2352
('(.*)', r'%s/1\1' % (new_prefix), 301),]
2353
self.assertEqual('redirected once', t._perform(req).read())
2354
# stdin should be empty
2355
self.assertEqual('', ui.ui_factory.stdin.readline())
2356
# stdout should be empty, stderr will contains the prompts
2357
self.assertEqual('', stdout.getvalue())
added
removed
bzrlib/tests/test_http.py
