diff options
| -rw-r--r-- | netlib/http2/__init__.py | 25 | ||||
| -rw-r--r-- | netlib/test.py | 2 | ||||
| -rw-r--r-- | test/__init__.py (renamed from test/h2/__init__.py) | 0 | ||||
| -rw-r--r-- | test/http2/test_frames.py (renamed from test/h2/test_frames.py) | 2 | ||||
| -rw-r--r-- | test/http2/test_http2_protocol.py | 216 |
5 files changed, 231 insertions, 14 deletions
diff --git a/netlib/http2/__init__.py b/netlib/http2/__init__.py index d6f2c51c..2803cccb 100644 --- a/netlib/http2/__init__.py +++ b/netlib/http2/__init__.py @@ -30,7 +30,7 @@ class HTTP2Protocol(object): # "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" CLIENT_CONNECTION_PREFACE = '505249202a20485454502f322e300d0a0d0a534d0d0a0d0a' - ALPN_PROTO_H2 = b'h2' + ALPN_PROTO_H2 = 'h2' HTTP2_DEFAULT_SETTINGS = { SettingsFrame.SETTINGS.SETTINGS_HEADER_TABLE_SIZE: 4096, @@ -53,18 +53,25 @@ class HTTP2Protocol(object): alp = self.tcp_client.get_alpn_proto_negotiated() if alp != self.ALPN_PROTO_H2: raise NotImplementedError( - "H2Client can not handle unknown ALP: %s" % alp) + "HTTP2Protocol can not handle unknown ALP: %s" % alp) log.debug("ALP 'h2' successfully negotiated.") + return True - def send_connection_preface(self): + def perform_connection_preface(self): self.tcp_client.wfile.write( bytes(self.CLIENT_CONNECTION_PREFACE.decode('hex'))) self.send_frame(SettingsFrame(state=self)) + # read server settings frame frame = Frame.from_file(self.tcp_client.rfile, self) assert isinstance(frame, SettingsFrame) self._apply_settings(frame.settings) - self.read_frame() # read setting ACK frame + + # read setting ACK frame + settings_ack_frame = self.read_frame() + assert isinstance(settings_ack_frame, SettingsFrame) + assert settings_ack_frame.flags & Frame.FLAG_ACK + assert len(settings_ack_frame.settings) == 0 log.debug("Connection Preface completed.") @@ -94,9 +101,9 @@ class HTTP2Protocol(object): old_value = '-' self.http2_settings[setting] = value - log.debug("Setting changed: %s to %d (was %s)" % ( + log.debug("Setting changed: %s to %s (was %s)" % ( SettingsFrame.SETTINGS.get_name(setting), - value, + str(value), str(old_value))) self.send_frame(SettingsFrame(state=self, flags=Frame.FLAG_ACK)) @@ -157,9 +164,6 @@ class HTTP2Protocol(object): header_block_fragment += frame.header_block_fragment if frame.flags | Frame.FLAG_END_HEADERS: break - else: - log.debug("Unexpected frame received:") - log.debug(frame.human_readable()) while True: frame = self.read_frame() @@ -167,9 +171,6 @@ class HTTP2Protocol(object): body += frame.payload if frame.flags | Frame.FLAG_END_STREAM: break - else: - log.debug("Unexpected frame received:") - log.debug(frame.human_readable()) headers = {} for header, value in self.decoder.decode(header_block_fragment): diff --git a/netlib/test.py b/netlib/test.py index ee8c6685..4b0b6bd2 100644 --- a/netlib/test.py +++ b/netlib/test.py @@ -4,7 +4,7 @@ import Queue import cStringIO import OpenSSL from . import tcp, certutils -import tutils +from test import tutils class ServerThread(threading.Thread): diff --git a/test/h2/__init__.py b/test/__init__.py index e69de29b..e69de29b 100644 --- a/test/h2/__init__.py +++ b/test/__init__.py diff --git a/test/h2/test_frames.py b/test/http2/test_frames.py index d8a4febc..d8f00dec 100644 --- a/test/h2/test_frames.py +++ b/test/http2/test_frames.py @@ -1,4 +1,4 @@ -import tutils +from test import tutils from nose.tools import assert_equal from netlib.http2.frame import * diff --git a/test/http2/test_http2_protocol.py b/test/http2/test_http2_protocol.py new file mode 100644 index 00000000..6a275430 --- /dev/null +++ b/test/http2/test_http2_protocol.py @@ -0,0 +1,216 @@ + +import OpenSSL + +from netlib import http2 +from netlib import tcp +from netlib import test +from netlib.http2.frame import * +from test import tutils + + +class EchoHandler(tcp.BaseHandler): + sni = None + + def handle(self): + v = self.rfile.readline() + self.wfile.write(v) + self.wfile.flush() + + +class TestCheckALPNMatch(test.ServerTestBase): + handler = EchoHandler + ssl = dict( + alpn_select=http2.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=[http2.HTTP2Protocol.ALPN_PROTO_H2]) + protocol = http2.HTTP2Protocol(c) + assert protocol.check_alpn() + + +class TestCheckALPNMismatch(test.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=[http2.HTTP2Protocol.ALPN_PROTO_H2]) + protocol = http2.HTTP2Protocol(c) + tutils.raises(NotImplementedError, protocol.check_alpn) + + +class TestPerformConnectionPreface(test.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() + + ssl = True + + def test_perform_connection_preface(self): + c = tcp.TCPClient(("127.0.0.1", self.port)) + c.connect() + c.convert_to_ssl() + protocol = http2.HTTP2Protocol(c) + protocol.perform_connection_preface() + + +class TestStreamIds(): + c = tcp.TCPClient(("127.0.0.1", 0)) + protocol = http2.HTTP2Protocol(c) + + def test_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 TestApplySettings(test.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 = http2.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 = http2.HTTP2Protocol(self.c)._create_headers( + headers, 1, end_stream=True) + assert b''.join(bytes) ==\ + '000014010500000001824488355217caf3a69a3f87408294e7838c767f'\ + .decode('hex') + + bytes = http2.HTTP2Protocol(self.c)._create_headers( + headers, 1, end_stream=False) + assert b''.join(bytes) ==\ + '000014010400000001824488355217caf3a69a3f87408294e7838c767f'\ + .decode('hex') + + # TODO: add test for too large header_block_fragments + + +class TestCreateBody(): + c = tcp.TCPClient(("127.0.0.1", 0)) + protocol = http2.HTTP2Protocol(c) + + def test_create_body_empty(self): + bytes = self.protocol._create_body(b'', 1) + assert b''.join(bytes) == ''.decode('hex') + + def test_create_body_single_frame(self): + bytes = self.protocol._create_body('foobar', 1) + assert b''.join(bytes) == '000006000100000001666f6f626172'.decode('hex') + + def test_create_body_multiple_frames(self): + pass + # bytes = self.protocol._create_body('foobar' * 3000, 1) + # TODO: add test for too large frames + + +class TestCreateRequest(): + c = tcp.TCPClient(("127.0.0.1", 0)) + + def test_create_request_simple(self): + bytes = http2.HTTP2Protocol(self.c).create_request('GET', '/') + assert len(bytes) == 1 + assert bytes[0] == '000003010500000001828487'.decode('hex') + + def test_create_request_with_body(self): + bytes = http2.HTTP2Protocol(self.c).create_request( + 'GET', '/', [(b'foo', b'bar')], 'foobar') + assert len(bytes) == 2 + assert bytes[0] ==\ + '00000b010400000001828487408294e7838c767f'.decode('hex') + assert bytes[1] ==\ + '000006000100000001666f6f626172'.decode('hex') + + +class TestReadResponse(test.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 = http2.HTTP2Protocol(c) + + status, headers, body = protocol.read_response() + + assert headers == {':status': '200', 'etag': 'foobar'} + assert status == '200' + assert body == b'foobar' |