/
acceptor_SUITE.erl
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/
acceptor_SUITE.erl
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%% Copyright (c) 2011-2012, Loïc Hoguin <essen@ninenines.eu>
%%
%% 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(acceptor_SUITE).
-include_lib("common_test/include/ct.hrl").
%% ct.
-export([all/0]).
-export([groups/0]).
-export([init_per_suite/1]).
-export([end_per_suite/1]).
-export([init_per_group/2]).
-export([end_per_group/2]).
%% ssl.
-export([ssl_accept_error/1]).
-export([ssl_active_echo/1]).
-export([ssl_echo/1]).
%% tcp.
-export([tcp_active_echo/1]).
-export([tcp_echo/1]).
-export([tcp_max_connections/1]).
-export([tcp_max_connections_and_beyond/1]).
-export([tcp_upgrade/1]).
%% ct.
all() ->
[{group, tcp}, {group, ssl}].
groups() ->
[{tcp, [
tcp_active_echo,
tcp_echo,
tcp_max_connections,
tcp_max_connections_and_beyond,
tcp_upgrade
]}, {ssl, [
ssl_accept_error,
ssl_active_echo,
ssl_echo
]}].
init_per_suite(Config) ->
ok = application:start(ranch),
Config.
end_per_suite(_) ->
application:stop(ranch),
ok.
init_per_group(ssl, Config) ->
application:start(crypto),
application:start(public_key),
application:start(ssl),
Config;
init_per_group(_, Config) ->
Config.
end_per_group(ssl, _) ->
application:stop(ssl),
application:stop(public_key),
application:stop(crypto),
ok;
end_per_group(_, _) ->
ok.
%% ssl.
ssl_accept_error(Config) ->
{ok, _} = ranch:start_listener(ssl_accept_error, 1,
ranch_ssl, [{port, 0},
{certfile, ?config(data_dir, Config) ++ "cert.pem"}],
echo_protocol, []),
Port = ranch:get_port(ssl_accept_error),
[AcceptorPid] = ets:lookup_element(ranch_server,
{acceptors, ssl_accept_error}, 2),
true = is_process_alive(AcceptorPid),
{ok, Socket} = gen_tcp:connect("localhost", Port,
[binary, {active, false}, {packet, raw}]),
ok = gen_tcp:close(Socket),
receive after 500 -> ok end,
true = is_process_alive(AcceptorPid).
ssl_active_echo(Config) ->
{ok, _} = ranch:start_listener(ssl_active_echo, 1,
ranch_ssl, [{port, 0},
{certfile, ?config(data_dir, Config) ++ "cert.pem"}],
active_echo_protocol, []),
Port = ranch:get_port(ssl_active_echo),
{ok, Socket} = ssl:connect("localhost", Port,
[binary, {active, false}, {packet, raw},
{certfile, ?config(data_dir, Config) ++ "cert.pem"}]),
ok = ssl:send(Socket, <<"SSL Ranch is working!">>),
{ok, <<"SSL Ranch is working!">>} = ssl:recv(Socket, 21, 1000),
ok = ranch:stop_listener(ssl_active_echo),
{error, closed} = ssl:recv(Socket, 0, 1000),
%% Make sure the listener stopped.
{'EXIT', _} = begin catch ranch:get_port(ssl_active_echo) end,
ok.
ssl_echo(Config) ->
{ok, _} = ranch:start_listener(ssl_echo, 1,
ranch_ssl, [{port, 0},
{certfile, ?config(data_dir, Config) ++ "cert.pem"}],
echo_protocol, []),
Port = ranch:get_port(ssl_echo),
{ok, Socket} = ssl:connect("localhost", Port,
[binary, {active, false}, {packet, raw},
{certfile, ?config(data_dir, Config) ++ "cert.pem"}]),
ok = ssl:send(Socket, <<"SSL Ranch is working!">>),
{ok, <<"SSL Ranch is working!">>} = ssl:recv(Socket, 21, 1000),
ok = ranch:stop_listener(ssl_echo),
{error, closed} = ssl:recv(Socket, 0, 1000),
%% Make sure the listener stopped.
{'EXIT', _} = begin catch ranch:get_port(ssl_echo) end,
ok.
%% tcp.
tcp_active_echo(_) ->
{ok, _} = ranch:start_listener(tcp_active_echo, 1,
ranch_tcp, [{port, 0}], active_echo_protocol, []),
Port = ranch:get_port(tcp_active_echo),
{ok, Socket} = gen_tcp:connect("localhost", Port,
[binary, {active, false}, {packet, raw}]),
ok = gen_tcp:send(Socket, <<"TCP Ranch is working!">>),
{ok, <<"TCP Ranch is working!">>} = gen_tcp:recv(Socket, 21, 1000),
ok = ranch:stop_listener(tcp_active_echo),
{error, closed} = gen_tcp:recv(Socket, 0, 1000),
%% Make sure the listener stopped.
{'EXIT', _} = begin catch ranch:get_port(tcp_active_echo) end,
ok.
tcp_echo(_) ->
{ok, _} = ranch:start_listener(tcp_echo, 1,
ranch_tcp, [{port, 0}], echo_protocol, []),
Port = ranch:get_port(tcp_echo),
{ok, Socket} = gen_tcp:connect("localhost", Port,
[binary, {active, false}, {packet, raw}]),
ok = gen_tcp:send(Socket, <<"TCP Ranch is working!">>),
{ok, <<"TCP Ranch is working!">>} = gen_tcp:recv(Socket, 21, 1000),
ok = ranch:stop_listener(tcp_echo),
{error, closed} = gen_tcp:recv(Socket, 0, 1000),
%% Make sure the listener stopped.
{'EXIT', _} = begin catch ranch:get_port(tcp_echo) end,
ok.
tcp_max_connections(_) ->
{ok, _} = ranch:start_listener(tcp_max_connections, 1,
ranch_tcp, [{port, 0}, {max_connections, 10}],
notify_and_wait_protocol, [{msg, connected}, {pid, self()}]),
Port = ranch:get_port(tcp_max_connections),
%% @todo We'll probably want a more direct interface to count_connections.
ListenerPid = ranch_server:lookup_listener(tcp_max_connections),
ok = connect_loop(Port, 11, 150),
10 = ranch_server:count_connections(ListenerPid),
10 = receive_loop(connected, 400),
1 = receive_loop(connected, 1000).
tcp_max_connections_and_beyond(_) ->
{ok, _} = ranch:start_listener(tcp_max_connections_and_beyond, 1,
ranch_tcp, [{port, 0}, {max_connections, 10}],
remove_conn_and_wait_protocol, [{remove, true}]),
Port = ranch:get_port(tcp_max_connections_and_beyond),
%% @todo We'll probably want a more direct interface to count_connections.
ListenerPid = ranch_server:lookup_listener(tcp_max_connections_and_beyond),
ok = connect_loop(Port, 10, 0),
0 = ranch_server:count_connections(ListenerPid),
ranch:set_protocol_options(tcp_max_connections_and_beyond,
[{remove, false}]),
receive after 500 -> ok end,
ok = connect_loop(Port, 10, 0),
receive after 500 -> ok end,
10 = ranch_server:count_connections(ListenerPid).
tcp_upgrade(_) ->
receive after 20000 -> ok end,
{ok, _} = ranch:start_listener(tcp_upgrade, 1,
ranch_tcp, [{port, 0}],
notify_and_wait_protocol, [{msg, connected}, {pid, self()}]),
Port = ranch:get_port(tcp_upgrade),
ok = connect_loop(Port, 1, 0),
receive connected -> ok after 1000 -> error(timeout) end,
ranch:set_protocol_options(tcp_upgrade, [{msg, upgraded}, {pid, self()}]),
ok = connect_loop(Port, 1, 0),
receive upgraded -> ok after 1000 -> error(timeout) end.
%% Utility functions.
connect_loop(_, 0, _) ->
ok;
connect_loop(Port, N, Sleep) ->
{ok, _} = gen_tcp:connect("localhost", Port,
[binary, {active, false}, {packet, raw}]),
receive after Sleep -> ok end,
connect_loop(Port, N - 1, Sleep).
receive_loop(Message, Timeout) ->
receive_loop(Message, Timeout, 0).
receive_loop(Message, Timeout, N) ->
receive Message ->
receive_loop(Message, Timeout, N + 1)
after Timeout ->
N
end.