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%% Copyright (c) 2017, 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(http2_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-import(ct_helper, [config/2]).
-import(ct_helper, [doc/1]).
-import(ct_helper, [name/0]).
-import(cowboy_test, [gun_open/1]).
all() -> [{group, clear}].
groups() -> [{clear, [parallel], ct_helper:all(?MODULE)}].
init_routes(_) -> [
{"localhost", [
{"/", hello_h, []},
{"/resp_iolist_body", resp_iolist_body_h, []}
]}
].
%% Do a prior knowledge handshake (function copied from rfc7540_SUITE).
do_handshake(Config) ->
{ok, Socket} = gen_tcp:connect("localhost", config(port, Config), [binary, {active, false}]),
%% Send a valid preface.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% Send the SETTINGS ack.
ok = gen_tcp:send(Socket, cow_http2:settings_ack()),
%% Receive the SETTINGS ack.
{ok, << 0:24, 4:8, 1:8, 0:32 >>} = gen_tcp:recv(Socket, 9, 1000),
{ok, Socket}.
inactivity_timeout(Config) ->
doc("Terminate when the inactivity timeout is reached."),
ProtoOpts = #{
env => #{dispatch => cowboy_router:compile(init_routes(Config))},
inactivity_timeout => 1000
},
{ok, _} = cowboy:start_clear(name(), [{port, 0}], ProtoOpts),
Port = ranch:get_port(name()),
{ok, Socket} = do_handshake([{port, Port}|Config]),
receive after 1000 -> ok end,
%% Receive a GOAWAY frame back with an INTERNAL_ERROR.
{ok, << _:24, 7:8, _:72, 2:32 >>} = gen_tcp:recv(Socket, 17, 1000),
ok.
initial_connection_window_size(Config) ->
doc("Confirm a WINDOW_UPDATE frame is sent when the configured "
"connection window is larger than the default."),
ConfiguredSize = 100000,
ProtoOpts = #{
env => #{dispatch => cowboy_router:compile(init_routes(Config))},
initial_connection_window_size => ConfiguredSize
},
{ok, _} = cowboy:start_clear(name(), [{port, 0}], ProtoOpts),
Port = ranch:get_port(name()),
{ok, Socket} = gen_tcp:connect("localhost", Port, [binary, {active, false}]),
%% Send a valid preface.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% Receive a WINDOW_UPDATE frame incrementing the connection window to 100000.
{ok, <<4:24, 8:8, 0:41, Size:31>>} = gen_tcp:recv(Socket, 13, 1000),
ConfiguredSize = Size + 65535,
ok.
preface_timeout_infinity(Config) ->
doc("Ensure infinity for preface_timeout is accepted."),
ProtoOpts = #{
env => #{dispatch => cowboy_router:compile(init_routes(Config))},
preface_timeout => infinity
},
{ok, Pid} = cowboy:start_clear(name(), [{port, 0}], ProtoOpts),
Ref = erlang:monitor(process, Pid),
Port = ranch:get_port(name()),
{ok, _} = do_handshake([{port, Port}|Config]),
receive
{'DOWN', Ref, process, Pid, Reason} ->
error(Reason)
after 1000 ->
cowboy:stop_listener(preface_timeout_infinity)
end.
resp_iolist_body(Config) ->
doc("Regression test when response bodies are iolists that "
"include improper lists, empty lists and empty binaries. "
"The original issue failed to split the body into frames properly."),
ProtoOpts = #{
env => #{dispatch => cowboy_router:compile(init_routes(Config))}
},
{ok, _} = cowboy:start_clear(name(), [{port, 0}], ProtoOpts),
Port = ranch:get_port(name()),
ConnPid = gun_open([{type, tcp}, {protocol, http2}, {port, Port}|Config]),
Ref = gun:get(ConnPid, "/resp_iolist_body"),
{response, nofin, 200, RespHeaders} = gun:await(ConnPid, Ref),
{_, BinLen} = lists:keyfind(<<"content-length">>, 1, RespHeaders),
Len = binary_to_integer(BinLen),
{ok, RespBody} = gun:await_body(ConnPid, Ref),
Len = iolist_size(RespBody),
gun:close(ConnPid).
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