From 56d3055a138234451e379927c6179f098113f1bf Mon Sep 17 00:00:00 2001 From: Raimo Niskanen Date: Wed, 17 Oct 2012 09:55:41 +0200 Subject: kernel: Add test cases for socket option ipv6_v6only --- lib/kernel/test/inet_sockopt_SUITE.erl | 155 ++++++++++++++++++++++++++++++++- 1 file changed, 153 insertions(+), 2 deletions(-) (limited to 'lib/kernel/test') diff --git a/lib/kernel/test/inet_sockopt_SUITE.erl b/lib/kernel/test/inet_sockopt_SUITE.erl index 087ae6055b..75496ce745 100644 --- a/lib/kernel/test/inet_sockopt_SUITE.erl +++ b/lib/kernel/test/inet_sockopt_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2011. All Rights Reserved. +%% Copyright Ericsson AB 2007-2012. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -53,6 +53,8 @@ simple/1, loop_all/1, simple_raw/1, simple_raw_getbin/1, doc_examples_raw/1,doc_examples_raw_getbin/1, large_raw/1,large_raw_getbin/1,combined/1,combined_getbin/1, + ipv6_v6only_udp/1, ipv6_v6only_tcp/1, ipv6_v6only_sctp/1, + use_ipv6_v6only_udp/1, type_errors/1]). -export([init_per_testcase/2, end_per_testcase/2]). @@ -64,6 +66,8 @@ all() -> [simple, loop_all, simple_raw, simple_raw_getbin, doc_examples_raw, doc_examples_raw_getbin, large_raw, large_raw_getbin, combined, combined_getbin, + ipv6_v6only_udp, ipv6_v6only_tcp, ipv6_v6only_sctp, + use_ipv6_v6only_udp, type_errors]. groups() -> @@ -127,7 +131,7 @@ loop_all(Config) when is_list(Config) -> io_lib:format("Non mandatory failed:~w", [Failed]))} end. - + simple_raw(suite) -> []; @@ -461,6 +465,153 @@ do_combined(Config,Binary) when is_list(Config) -> ok end. + + +ipv6_v6only_udp(suite) -> []; +ipv6_v6only_udp(doc) -> "Test socket option ipv6_v6only for UDP"; +ipv6_v6only_udp(Config) when is_list(Config) -> + ipv6_v6only(Config, gen_udp). + +ipv6_v6only_tcp(suite) -> []; +ipv6_v6only_tcp(doc) -> "Test socket option ipv6_v6only for TCP"; +ipv6_v6only_tcp(Config) when is_list(Config) -> + ipv6_v6only(Config, gen_tcp). + +ipv6_v6only_sctp(suite) -> []; +ipv6_v6only_sctp(doc) -> "Test socket option ipv6_v6only for SCTP"; +ipv6_v6only_sctp(Config) when is_list(Config) -> + ipv6_v6only(Config, gen_sctp). + +ipv6_v6only(Config, Module) when is_list(Config) -> + ?line case ipv6_v6only_open(Module, []) of + {ok,S1} -> + ?line case inet:getopts(S1, [ipv6_v6only]) of + {ok,[{ipv6_v6only,Default}]} + when is_boolean(Default) -> + ?line ok = + ipv6_v6only_close(Module, S1), + ?line ipv6_v6only(Config, Module, Default); + {ok,[]} -> + ?line io:format("Not implemented.~n", []), + %% This list of OS:es where the option is + %% supposed to be not implemented is just + %% a guess, and may grow with time. + ?line case {os:type(),os:version()} of + {{unix,linux},{2,M,_}} + when M =< 4 -> ok + end, + %% At least this should work + ?line {ok,S2} = + ipv6_v6only_open( + Module, + [{ipv6_v6only,true}]), + ?line ok = + ipv6_v6only_close(Module, S2) + end; + {error,_} -> + {skipped,"Socket type not supported"} + end. + +ipv6_v6only(Config, Module, Default) when is_list(Config) -> + ?line io:format("Default ~w.~n", [Default]), + ?line {ok,S1} = + ipv6_v6only_open(Module, [{ipv6_v6only,Default}]), + ?line {ok,[{ipv6_v6only,Default}]} = + inet:getopts(S1, [ipv6_v6only]), + ?line ok = + ipv6_v6only_close(Module, S1), + ?line NotDefault = not Default, + ?line case ipv6_v6only_open(Module, [{ipv6_v6only,NotDefault}]) of + {ok,S2} -> + ?line io:format("Read-write.~n", []), + ?line {ok,[{ipv6_v6only,NotDefault}]} = + inet:getopts(S2, [ipv6_v6only]), + ok; + {error,einval} -> + ?line io:format("Read-only.~n", []), + %% This option is known to be read-only and true + %% on Windows and OpenBSD + ?line case os:type() of + {unix,openbsd} when Default =:= true -> ok; + {win32,_} when Default =:= true -> ok + end + end. + +ipv6_v6only_open(Module, Opts) -> + Module:case Module of + gen_tcp -> listen; + _ -> open + end(0, [inet6|Opts]). + +ipv6_v6only_close(Module, Socket) -> + Module:close(Socket). + + +use_ipv6_v6only_udp(suite) -> []; +use_ipv6_v6only_udp(doc) -> "Test using socket option ipv6_v6only for UDP"; +use_ipv6_v6only_udp(Config) when is_list(Config) -> + ?line case gen_udp:open(0, [inet6,{ipv6_v6only,true}]) of + {ok,S6} -> + ?line case inet:getopts(S6, [ipv6_v6only]) of + {ok,[{ipv6_v6only,true}]} -> + use_ipv6_v6only_udp(Config, S6); + {ok,Other} -> + {skipped,{getopts,Other}} + end; + {error,_} -> + {skipped,"Socket type not supported"} + end. + +use_ipv6_v6only_udp(_Config, S6) -> + ?line {ok,Port} = inet:port(S6), + ?line {ok,S4} = gen_udp:open(Port, [inet]), + ?line E6 = " IPv6-echo.", + ?line E4 = " IPv4-echo.", + ?line Sender = + spawn_link(fun () -> use_ipv6_v6only_udp_sender(Port, E6, E4) end), + ?line use_ipv6_v6only_udp_listener( + S6, S4, E6, E4, monitor(process, Sender)). + +use_ipv6_v6only_udp_listener(S6, S4, E6, E4, Mref) -> + ?line receive + {udp,S6,IP,P,Data} -> + ?line ok = gen_udp:send(S6, IP, P, [Data|E6]), + ?line use_ipv6_v6only_udp_listener(S6, S4, E6, E4, Mref); + {udp,S4,IP,P,Data} -> + ?line ok = gen_udp:send(S4, IP, P, [Data|E4]), + ?line use_ipv6_v6only_udp_listener(S6, S4, E6, E4, Mref); + {'DOWN',Mref,_,_,normal} -> + ok; + {'DOWN',Mref,_,_,Result} -> + %% Since we are linked we will never arrive here + Result; + Other -> + ?line exit({failed,{listener_unexpected,Other}}) + end. + +use_ipv6_v6only_udp_sender(Port, E6, E4) -> + D6 = "IPv6-send.", + D4 = "IPv4-send.", + R6 = D6 ++ E6, + R4 = D4 ++ E4, + R6 = sndrcv({0,0,0,0,0,0,0,1}, Port, [inet6], D6), + R4 = sndrcv({127,0,0,1}, Port, [inet], D4), + ok. + +sndrcv(Ip, Port, Opts, Data) -> + {ok,S} = gen_udp:open(0, Opts), + io:format("[~w:~w] ! ~s~n", [Ip,Port,Data]), + ok = gen_udp:send(S, Ip, Port, Data), + receive + {udp,S,Ip,Port,RecData} -> + io:format("[~w:~w] : ~s~n", [Ip,Port,RecData]), + RecData; + Other -> + exit({failed,{sndrcv_unexpectec,Other}}) + end. + + + type_errors(suite) -> []; type_errors(doc) -> -- cgit v1.2.3