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+%% Copyright (c) 2011, Loïc Hoguin <[email protected]>
+%%
+%% Permission to use, copy, modify, and/or distribute this software for any
+%% purpose with or without fee is hereby granted, provided that the above
+%% copyright notice and this permission notice appear in all copies.
+%%
+%% THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+%% WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+%% MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+%% ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+%% WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+%% ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+%% OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+-module(ws_SUITE).
+
+-include_lib("common_test/include/ct.hrl").
+
+-export([all/0, groups/0, init_per_suite/1, end_per_suite/1,
+ init_per_group/2, end_per_group/2]). %% ct.
+-export([ws0/1, ws8/1, ws8_single_bytes/1, ws8_init_shutdown/1,
+ ws13/1, ws_timeout_hibernate/1]). %% ws.
+
+%% ct.
+
+all() ->
+ [{group, ws}].
+
+groups() ->
+ BaseTests = [ws0, ws8, ws8_single_bytes, ws8_init_shutdown, ws13,
+ ws_timeout_hibernate],
+ [{ws, [], BaseTests}].
+
+init_per_suite(Config) ->
+ application:start(inets),
+ application:start(cowboy),
+ Config.
+
+end_per_suite(_Config) ->
+ application:stop(cowboy),
+ application:stop(inets),
+ ok.
+
+init_per_group(ws, Config) ->
+ Port = 33080,
+ cowboy:start_listener(ws, 100,
+ cowboy_tcp_transport, [{port, Port}],
+ cowboy_http_protocol, [{dispatch, init_dispatch()}]
+ ),
+ [{port, Port}|Config].
+
+end_per_group(Listener, _Config) ->
+ cowboy:stop_listener(Listener),
+ ok.
+
+%% Dispatch configuration.
+
+init_dispatch() ->
+ [
+ {[<<"localhost">>], [
+ {[<<"websocket">>], websocket_handler, []},
+ {[<<"ws_timeout_hibernate">>], ws_timeout_hibernate_handler, []},
+ {[<<"ws_init_shutdown">>], websocket_handler_init_shutdown, []}
+ ]}
+ ].
+
+%% ws and wss.
+
+%% This test makes sure the code works even if we wait for a reply
+%% before sending the third challenge key in the GET body.
+%%
+%% This ensures that Cowboy will work fine with proxies on hixie.
+ws0(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket,
+ "GET /websocket HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Upgrade: WebSocket\r\n"
+ "Origin: http://localhost\r\n"
+ "Sec-Websocket-Key1: Y\" 4 1Lj!957b8@0H756!i\r\n"
+ "Sec-Websocket-Key2: 1711 M;4\\74 80<6\r\n"
+ "\r\n"),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 101, "WebSocket Protocol Handshake"}, Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ [Headers, <<>>] = websocket_headers(
+ erlang:decode_packet(httph, Rest, []), []),
+ {'Connection', "Upgrade"} = lists:keyfind('Connection', 1, Headers),
+ {'Upgrade', "WebSocket"} = lists:keyfind('Upgrade', 1, Headers),
+ {"sec-websocket-location", "ws://localhost/websocket"}
+ = lists:keyfind("sec-websocket-location", 1, Headers),
+ {"sec-websocket-origin", "http://localhost"}
+ = lists:keyfind("sec-websocket-origin", 1, Headers),
+ ok = gen_tcp:send(Socket, <<15,245,8,18,2,204,133,33>>),
+ {ok, Body} = gen_tcp:recv(Socket, 0, 6000),
+ <<169,244,191,103,146,33,149,59,74,104,67,5,99,118,171,236>> = Body,
+ ok = gen_tcp:send(Socket, << 0, "client_msg", 255 >>),
+ {ok, << 0, "client_msg", 255 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 0, "websocket_init", 255 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 0, "websocket_handle", 255 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 0, "websocket_handle", 255 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 0, "websocket_handle", 255 >>} = gen_tcp:recv(Socket, 0, 6000),
+ %% We try to send another HTTP request to make sure
+ %% the server closed the request.
+ ok = gen_tcp:send(Socket, [
+ << 255, 0 >>, %% Close websocket command.
+ "GET / HTTP/1.1\r\nHost: localhost\r\n\r\n" %% Server should ignore it.
+ ]),
+ {ok, << 255, 0 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+ws8(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket, [
+ "GET /websocket HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Upgrade: websocket\r\n"
+ "Sec-WebSocket-Origin: http://localhost\r\n"
+ "Sec-WebSocket-Version: 8\r\n"
+ "Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
+ "\r\n"]),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 101, "Switching Protocols"}, Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ [Headers, <<>>] = websocket_headers(
+ erlang:decode_packet(httph, Rest, []), []),
+ {'Connection', "Upgrade"} = lists:keyfind('Connection', 1, Headers),
+ {'Upgrade', "websocket"} = lists:keyfind('Upgrade', 1, Headers),
+ {"sec-websocket-accept", "s3pPLMBiTxaQ9kYGzzhZRbK+xOo="}
+ = lists:keyfind("sec-websocket-accept", 1, Headers),
+ ok = gen_tcp:send(Socket, << 16#81, 16#85, 16#37, 16#fa, 16#21, 16#3d,
+ 16#7f, 16#9f, 16#4d, 16#51, 16#58 >>),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 5:7, "Hello" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 14:7, "websocket_init" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 9:4, 0:8 >>), %% ping
+ {ok, << 1:1, 0:3, 10:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000), %% pong
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 8:4, 0:8 >>), %% close
+ {ok, << 1:1, 0:3, 8:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+ws8_single_bytes(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket, [
+ "GET /websocket HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Upgrade: websocket\r\n"
+ "Sec-WebSocket-Origin: http://localhost\r\n"
+ "Sec-WebSocket-Version: 8\r\n"
+ "Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
+ "\r\n"]),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 101, "Switching Protocols"}, Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ [Headers, <<>>] = websocket_headers(
+ erlang:decode_packet(httph, Rest, []), []),
+ {'Connection', "Upgrade"} = lists:keyfind('Connection', 1, Headers),
+ {'Upgrade', "websocket"} = lists:keyfind('Upgrade', 1, Headers),
+ {"sec-websocket-accept", "s3pPLMBiTxaQ9kYGzzhZRbK+xOo="}
+ = lists:keyfind("sec-websocket-accept", 1, Headers),
+ ok = gen_tcp:send(Socket, << 16#81 >>), %% send one byte
+ ok = timer:sleep(100), %% sleep for a period
+ ok = gen_tcp:send(Socket, << 16#85 >>), %% send another and so on
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#37 >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#fa >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#21 >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#3d >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#7f >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#9f >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#4d >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#51 >>),
+ ok = timer:sleep(100),
+ ok = gen_tcp:send(Socket, << 16#58 >>),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 14:7, "websocket_init" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 5:7, "Hello" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 9:4, 0:8 >>), %% ping
+ {ok, << 1:1, 0:3, 10:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000), %% pong
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 8:4, 0:8 >>), %% close
+ {ok, << 1:1, 0:3, 8:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+ws_timeout_hibernate(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket, [
+ "GET /ws_timeout_hibernate HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Upgrade: websocket\r\n"
+ "Sec-WebSocket-Origin: http://localhost\r\n"
+ "Sec-WebSocket-Version: 8\r\n"
+ "Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
+ "\r\n"]),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 101, "Switching Protocols"}, Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ [Headers, <<>>] = websocket_headers(
+ erlang:decode_packet(httph, Rest, []), []),
+ {'Connection', "Upgrade"} = lists:keyfind('Connection', 1, Headers),
+ {'Upgrade', "websocket"} = lists:keyfind('Upgrade', 1, Headers),
+ {"sec-websocket-accept", "s3pPLMBiTxaQ9kYGzzhZRbK+xOo="}
+ = lists:keyfind("sec-websocket-accept", 1, Headers),
+ {ok, << 1:1, 0:3, 8:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+ws8_init_shutdown(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket, [
+ "GET /ws_init_shutdown HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Upgrade: websocket\r\n"
+ "Sec-WebSocket-Origin: http://localhost\r\n"
+ "Sec-WebSocket-Version: 8\r\n"
+ "Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
+ "\r\n"]),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 403, "Forbidden"}, _Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+ws13(Config) ->
+ {port, Port} = lists:keyfind(port, 1, Config),
+ {ok, Socket} = gen_tcp:connect("localhost", Port,
+ [binary, {active, false}, {packet, raw}]),
+ ok = gen_tcp:send(Socket, [
+ "GET /websocket HTTP/1.1\r\n"
+ "Host: localhost\r\n"
+ "Connection: Upgrade\r\n"
+ "Origin: http://localhost\r\n"
+ "Sec-WebSocket-Version: 13\r\n"
+ "Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
+ "Upgrade: websocket\r\n"
+ "\r\n"]),
+ {ok, Handshake} = gen_tcp:recv(Socket, 0, 6000),
+ {ok, {http_response, {1, 1}, 101, "Switching Protocols"}, Rest}
+ = erlang:decode_packet(http, Handshake, []),
+ [Headers, <<>>] = websocket_headers(
+ erlang:decode_packet(httph, Rest, []), []),
+ {'Connection', "Upgrade"} = lists:keyfind('Connection', 1, Headers),
+ {'Upgrade', "websocket"} = lists:keyfind('Upgrade', 1, Headers),
+ {"sec-websocket-accept", "s3pPLMBiTxaQ9kYGzzhZRbK+xOo="}
+ = lists:keyfind("sec-websocket-accept", 1, Headers),
+ ok = gen_tcp:send(Socket, << 16#81, 16#85, 16#37, 16#fa, 16#21, 16#3d,
+ 16#7f, 16#9f, 16#4d, 16#51, 16#58 >>),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 5:7, "Hello" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 14:7, "websocket_init" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ {ok, << 1:1, 0:3, 1:4, 0:1, 16:7, "websocket_handle" >>}
+ = gen_tcp:recv(Socket, 0, 6000),
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 9:4, 0:8 >>), %% ping
+ {ok, << 1:1, 0:3, 10:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000), %% pong
+ ok = gen_tcp:send(Socket, << 1:1, 0:3, 8:4, 0:8 >>), %% close
+ {ok, << 1:1, 0:3, 8:4, 0:8 >>} = gen_tcp:recv(Socket, 0, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 0, 6000),
+ ok.
+
+websocket_headers({ok, http_eoh, Rest}, Acc) ->
+ [Acc, Rest];
+websocket_headers({ok, {http_header, _I, Key, _R, Value}, Rest}, Acc) ->
+ F = fun(S) when is_atom(S) -> S; (S) -> string:to_lower(S) end,
+ websocket_headers(erlang:decode_packet(httph, Rest, []),
+ [{F(Key), Value}|Acc]).
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