mitmproxy/test/http/http2/test_protocol.py
Thomas Kriechbaumer 00ed982ea0 cleanup
2015-08-20 20:44:58 +02:00

548 lines
18 KiB
Python

import OpenSSL
import mock
from netlib import tcp, odict, http, tutils
from netlib.http import http2
from netlib.http.http2 import HTTP2Protocol
from netlib.http.http2.frame import *
from ... import tservers
class TestTCPHandlerWrapper:
def test_wrapped(self):
h = http2.TCPHandler(rfile='foo', wfile='bar')
p = HTTP2Protocol(h)
assert p.tcp_handler.rfile == 'foo'
assert p.tcp_handler.wfile == 'bar'
def test_direct(self):
p = HTTP2Protocol(rfile='foo', wfile='bar')
assert isinstance(p.tcp_handler, http2.TCPHandler)
assert p.tcp_handler.rfile == 'foo'
assert p.tcp_handler.wfile == 'bar'
class EchoHandler(tcp.BaseHandler):
sni = None
def handle(self):
while True:
v = self.rfile.safe_read(1)
self.wfile.write(v)
self.wfile.flush()
class TestProtocol:
@mock.patch("netlib.http.http2.HTTP2Protocol.perform_server_connection_preface")
@mock.patch("netlib.http.http2.HTTP2Protocol.perform_client_connection_preface")
def test_perform_connection_preface(self, mock_client_method, mock_server_method):
protocol = HTTP2Protocol(is_server=False)
protocol.connection_preface_performed = True
protocol.perform_connection_preface()
assert not mock_client_method.called
assert not mock_server_method.called
protocol.perform_connection_preface(force=True)
assert mock_client_method.called
assert not mock_server_method.called
@mock.patch("netlib.http.http2.HTTP2Protocol.perform_server_connection_preface")
@mock.patch("netlib.http.http2.HTTP2Protocol.perform_client_connection_preface")
def test_perform_connection_preface_server(self, mock_client_method, mock_server_method):
protocol = HTTP2Protocol(is_server=True)
protocol.connection_preface_performed = True
protocol.perform_connection_preface()
assert not mock_client_method.called
assert not mock_server_method.called
protocol.perform_connection_preface(force=True)
assert not mock_client_method.called
assert mock_server_method.called
class TestCheckALPNMatch(tservers.ServerTestBase):
handler = EchoHandler
ssl = dict(
alpn_select=HTTP2Protocol.ALPN_PROTO_H2,
)
if OpenSSL._util.lib.Cryptography_HAS_ALPN:
def test_check_alpn(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl(alpn_protos=[HTTP2Protocol.ALPN_PROTO_H2])
protocol = HTTP2Protocol(c)
assert protocol.check_alpn()
class TestCheckALPNMismatch(tservers.ServerTestBase):
handler = EchoHandler
ssl = dict(
alpn_select=None,
)
if OpenSSL._util.lib.Cryptography_HAS_ALPN:
def test_check_alpn(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl(alpn_protos=[HTTP2Protocol.ALPN_PROTO_H2])
protocol = HTTP2Protocol(c)
tutils.raises(NotImplementedError, protocol.check_alpn)
class TestPerformServerConnectionPreface(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
# send magic
self.wfile.write(
'505249202a20485454502f322e300d0a0d0a534d0d0a0d0a'.decode('hex'))
self.wfile.flush()
# send empty settings frame
self.wfile.write('000000040000000000'.decode('hex'))
self.wfile.flush()
# check empty settings frame
assert self.rfile.read(9) ==\
'000000040000000000'.decode('hex')
# check settings acknowledgement
assert self.rfile.read(9) == \
'000000040100000000'.decode('hex')
# send settings acknowledgement
self.wfile.write('000000040100000000'.decode('hex'))
self.wfile.flush()
def test_perform_server_connection_preface(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
protocol = HTTP2Protocol(c)
assert not protocol.connection_preface_performed
protocol.perform_server_connection_preface()
assert protocol.connection_preface_performed
tutils.raises(tcp.NetLibIncomplete, protocol.perform_server_connection_preface, force=True)
class TestPerformClientConnectionPreface(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
# check magic
assert self.rfile.read(24) ==\
'505249202a20485454502f322e300d0a0d0a534d0d0a0d0a'.decode('hex')
# check empty settings frame
assert self.rfile.read(9) ==\
'000000040000000000'.decode('hex')
# send empty settings frame
self.wfile.write('000000040000000000'.decode('hex'))
self.wfile.flush()
# check settings acknowledgement
assert self.rfile.read(9) == \
'000000040100000000'.decode('hex')
# send settings acknowledgement
self.wfile.write('000000040100000000'.decode('hex'))
self.wfile.flush()
def test_perform_client_connection_preface(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
protocol = HTTP2Protocol(c)
assert not protocol.connection_preface_performed
protocol.perform_client_connection_preface()
assert protocol.connection_preface_performed
class TestClientStreamIds():
c = tcp.TCPClient(("127.0.0.1", 0))
protocol = HTTP2Protocol(c)
def test_client_stream_ids(self):
assert self.protocol.current_stream_id is None
assert self.protocol._next_stream_id() == 1
assert self.protocol.current_stream_id == 1
assert self.protocol._next_stream_id() == 3
assert self.protocol.current_stream_id == 3
assert self.protocol._next_stream_id() == 5
assert self.protocol.current_stream_id == 5
class TestServerStreamIds():
c = tcp.TCPClient(("127.0.0.1", 0))
protocol = HTTP2Protocol(c, is_server=True)
def test_server_stream_ids(self):
assert self.protocol.current_stream_id is None
assert self.protocol._next_stream_id() == 2
assert self.protocol.current_stream_id == 2
assert self.protocol._next_stream_id() == 4
assert self.protocol.current_stream_id == 4
assert self.protocol._next_stream_id() == 6
assert self.protocol.current_stream_id == 6
class TestApplySettings(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
# check settings acknowledgement
assert self.rfile.read(9) == '000000040100000000'.decode('hex')
self.wfile.write("OK")
self.wfile.flush()
ssl = True
def test_apply_settings(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c)
protocol._apply_settings({
SettingsFrame.SETTINGS.SETTINGS_ENABLE_PUSH: 'foo',
SettingsFrame.SETTINGS.SETTINGS_MAX_CONCURRENT_STREAMS: 'bar',
SettingsFrame.SETTINGS.SETTINGS_INITIAL_WINDOW_SIZE: 'deadbeef',
})
assert c.rfile.safe_read(2) == "OK"
assert protocol.http2_settings[
SettingsFrame.SETTINGS.SETTINGS_ENABLE_PUSH] == 'foo'
assert protocol.http2_settings[
SettingsFrame.SETTINGS.SETTINGS_MAX_CONCURRENT_STREAMS] == 'bar'
assert protocol.http2_settings[
SettingsFrame.SETTINGS.SETTINGS_INITIAL_WINDOW_SIZE] == 'deadbeef'
class TestCreateHeaders():
c = tcp.TCPClient(("127.0.0.1", 0))
def test_create_headers(self):
headers = [
(b':method', b'GET'),
(b':path', b'index.html'),
(b':scheme', b'https'),
(b'foo', b'bar')]
bytes = HTTP2Protocol(self.c)._create_headers(
headers, 1, end_stream=True)
assert b''.join(bytes) ==\
'000014010500000001824488355217caf3a69a3f87408294e7838c767f'\
.decode('hex')
bytes = HTTP2Protocol(self.c)._create_headers(
headers, 1, end_stream=False)
assert b''.join(bytes) ==\
'000014010400000001824488355217caf3a69a3f87408294e7838c767f'\
.decode('hex')
def test_create_headers_multiple_frames(self):
headers = [
(b':method', b'GET'),
(b':path', b'/'),
(b':scheme', b'https'),
(b'foo', b'bar'),
(b'server', b'version')]
protocol = HTTP2Protocol(self.c)
protocol.http2_settings[SettingsFrame.SETTINGS.SETTINGS_MAX_FRAME_SIZE] = 8
bytes = protocol._create_headers(headers, 1, end_stream=True)
assert len(bytes) == 3
assert bytes[0] == '000008010000000001828487408294e783'.decode('hex')
assert bytes[1] == '0000080900000000018c767f7685ee5b10'.decode('hex')
assert bytes[2] == '00000209050000000163d5'.decode('hex')
class TestCreateBody():
c = tcp.TCPClient(("127.0.0.1", 0))
def test_create_body_empty(self):
protocol = HTTP2Protocol(self.c)
bytes = protocol._create_body(b'', 1)
assert b''.join(bytes) == ''.decode('hex')
def test_create_body_single_frame(self):
protocol = HTTP2Protocol(self.c)
bytes = protocol._create_body('foobar', 1)
assert b''.join(bytes) == '000006000100000001666f6f626172'.decode('hex')
def test_create_body_multiple_frames(self):
protocol = HTTP2Protocol(self.c)
protocol.http2_settings[SettingsFrame.SETTINGS.SETTINGS_MAX_FRAME_SIZE] = 5
bytes = protocol._create_body('foobarmehm42', 1)
assert len(bytes) == 3
assert bytes[0] == '000005000000000001666f6f6261'.decode('hex')
assert bytes[1] == '000005000000000001726d65686d'.decode('hex')
assert bytes[2] == '0000020001000000013432'.decode('hex')
class TestReadRequest(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'000003010400000001828487'.decode('hex'))
self.wfile.write(
b'000006000100000001666f6f626172'.decode('hex'))
self.wfile.flush()
ssl = True
def test_read_request(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c, is_server=True)
protocol.connection_preface_performed = True
req = protocol.read_request()
assert req.stream_id
assert req.headers.lst == [[u':method', u'GET'], [u':path', u'/'], [u':scheme', u'https']]
assert req.body == b'foobar'
class TestReadRequestRelative(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'00000c0105000000014287d5af7e4d5a777f4481f9'.decode('hex'))
self.wfile.flush()
ssl = True
def test_asterisk_form_in(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c, is_server=True)
protocol.connection_preface_performed = True
req = protocol.read_request()
assert req.form_in == "relative"
assert req.method == "OPTIONS"
assert req.path == "*"
class TestReadRequestAbsolute(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'00001901050000000182448d9d29aee30c0e492c2a1170426366871c92585422e085'.decode('hex'))
self.wfile.flush()
ssl = True
def test_absolute_form_in(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c, is_server=True)
protocol.connection_preface_performed = True
req = protocol.read_request()
assert req.form_in == "absolute"
assert req.scheme == "http"
assert req.host == "address"
assert req.port == 22
class TestReadRequestConnect(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'00001b0105000000014287bdab4e9c17b7ff44871c92585422e08541871c92585422e085'.decode('hex'))
self.wfile.flush()
ssl = True
def test_connect(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c, is_server=True)
protocol.connection_preface_performed = True
req = protocol.read_request()
assert req.form_in == "authority"
assert req.method == "CONNECT"
assert req.host == "address"
assert req.port == 22
class TestReadResponse(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'00000801040000000188628594e78c767f'.decode('hex'))
self.wfile.write(
b'000006000100000001666f6f626172'.decode('hex'))
self.wfile.flush()
ssl = True
def test_read_response(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c)
protocol.connection_preface_performed = True
resp = protocol.read_response()
assert resp.httpversion == (2, 0)
assert resp.status_code == 200
assert resp.msg == ""
assert resp.headers.lst == [[':status', '200'], ['etag', 'foobar']]
assert resp.body == b'foobar'
assert resp.timestamp_end
def test_read_response_no_body(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c)
protocol.connection_preface_performed = True
resp = protocol.read_response(include_body=False)
assert resp.httpversion == (2, 0)
assert resp.status_code == 200
assert resp.msg == ""
assert resp.headers.lst == [[':status', '200'], ['etag', 'foobar']]
assert resp.body == b'foobar' # TODO: this should be true: assert resp.body == http.CONTENT_MISSING
assert not resp.timestamp_end
class TestReadEmptyResponse(tservers.ServerTestBase):
class handler(tcp.BaseHandler):
def handle(self):
self.wfile.write(
b'00000801050000000188628594e78c767f'.decode('hex'))
self.wfile.flush()
ssl = True
def test_read_empty_response(self):
c = tcp.TCPClient(("127.0.0.1", self.port))
c.connect()
c.convert_to_ssl()
protocol = HTTP2Protocol(c)
protocol.connection_preface_performed = True
resp = protocol.read_response()
assert resp.stream_id
assert resp.httpversion == (2, 0)
assert resp.status_code == 200
assert resp.msg == ""
assert resp.headers.lst == [[':status', '200'], ['etag', 'foobar']]
assert resp.body == b''
class TestAssembleRequest(object):
c = tcp.TCPClient(("127.0.0.1", 0))
def test_request_simple(self):
bytes = HTTP2Protocol(self.c).assemble_request(http.Request(
'',
'GET',
'https',
'',
'',
'/',
(2, 0),
None,
None,
))
assert len(bytes) == 1
assert bytes[0] == '00000d0105000000018284874188089d5c0b8170dc07'.decode('hex')
def test_request_with_stream_id(self):
req = http.Request(
'',
'GET',
'https',
'',
'',
'/',
(2, 0),
None,
None,
)
req.stream_id = 0x42
bytes = HTTP2Protocol(self.c).assemble_request(req)
assert len(bytes) == 1
assert bytes[0] == '00000d0105000000428284874188089d5c0b8170dc07'.decode('hex')
def test_request_with_body(self):
bytes = HTTP2Protocol(self.c).assemble_request(http.Request(
'',
'GET',
'https',
'',
'',
'/',
(2, 0),
odict.ODictCaseless([('foo', 'bar')]),
'foobar',
))
assert len(bytes) == 2
assert bytes[0] ==\
'0000150104000000018284874188089d5c0b8170dc07408294e7838c767f'.decode('hex')
assert bytes[1] ==\
'000006000100000001666f6f626172'.decode('hex')
class TestAssembleResponse(object):
c = tcp.TCPClient(("127.0.0.1", 0))
def test_simple(self):
bytes = HTTP2Protocol(self.c, is_server=True).assemble_response(http.Response(
(2, 0),
200,
))
assert len(bytes) == 1
assert bytes[0] ==\
'00000101050000000288'.decode('hex')
def test_with_stream_id(self):
resp = http.Response(
(2, 0),
200,
)
resp.stream_id = 0x42
bytes = HTTP2Protocol(self.c, is_server=True).assemble_response(resp)
assert len(bytes) == 1
assert bytes[0] ==\
'00000101050000004288'.decode('hex')
def test_with_body(self):
bytes = HTTP2Protocol(self.c, is_server=True).assemble_response(http.Response(
(2, 0),
200,
'',
odict.ODictCaseless([('foo', 'bar')]),
'foobar'
))
assert len(bytes) == 2
assert bytes[0] ==\
'00000901040000000288408294e7838c767f'.decode('hex')
assert bytes[1] ==\
'000006000100000002666f6f626172'.decode('hex')