From 2c0354281b7d47e60d6d44a130b601d5090de4d1 Mon Sep 17 00:00:00 2001 From: Raimo Niskanen Date: Fri, 5 Oct 2018 14:48:51 +0200 Subject: Adjust test case to reality --- lib/kernel/test/inet_SUITE.erl | 172 +++++++++++++++++++++-------------------- 1 file changed, 89 insertions(+), 83 deletions(-) (limited to 'lib/kernel/test') diff --git a/lib/kernel/test/inet_SUITE.erl b/lib/kernel/test/inet_SUITE.erl index 2e5f8c7d2c..f436eafad3 100644 --- a/lib/kernel/test/inet_SUITE.erl +++ b/lib/kernel/test/inet_SUITE.erl @@ -1060,28 +1060,26 @@ getservbyname_overflow(Config) when is_list(Config) -> getifaddrs(Config) when is_list (Config) -> {ok,IfAddrs} = inet:getifaddrs(), io:format("IfAddrs = ~p.~n", [IfAddrs]), - case - {os:type(), - [If || - {If,Opts} <- IfAddrs, - lists:keymember(hwaddr, 1, Opts)]} of - {{unix,sunos},[]} -> ok; - {OT,[]} -> - ct:fail({should_have_hwaddr,OT}); - _ -> ok + case [If || {If,Opts} <- IfAddrs, lists:keymember(hwaddr, 1, Opts)] of + [] -> + case os:type() of + {unix,sunos} -> ok; + OT -> + ct:fail({should_have_hwaddr,OT}) + end; + [_|_] -> ok end, - Addrs = - [element(1, A) || A <- ifaddrs(IfAddrs)], + Addrs = ifaddrs(IfAddrs), io:format("Addrs = ~p.~n", [Addrs]), [check_addr(Addr) || Addr <- Addrs], ok. -check_addr({addr,Addr}) +check_addr(Addr) when tuple_size(Addr) =:= 8, element(1, Addr) band 16#FFC0 =:= 16#FE80 -> io:format("Addr: ~p link local; SKIPPED!~n", [Addr]), ok; -check_addr({addr,Addr}) -> +check_addr(Addr) -> io:format("Addr: ~p.~n", [Addr]), Ping = "ping", Pong = "pong", @@ -1097,78 +1095,86 @@ check_addr({addr,Addr}) -> ok = gen_tcp:close(S2), ok = gen_tcp:close(L). --record(ifopts, {name,flags,addrs=[],hwaddr}). - -ifaddrs([]) -> []; -ifaddrs([{If,Opts}|IOs]) -> - #ifopts{flags=F} = Ifopts = check_ifopts(Opts, #ifopts{name=If}), - case F of - {flags,Flags} -> - case lists:member(running, Flags) of - true -> Ifopts#ifopts.addrs; - false -> [] - end ++ ifaddrs(IOs); - undefined -> - ifaddrs(IOs) +ifaddrs(IfOpts) -> + IfMap = collect_ifopts(IfOpts), + ChkFun = + fun Self({{_,Flags} = Key, Opts}, ok) -> + Broadcast = lists:member(broadcast, Flags), + P2P = lists:member(pointtopoint, Flags), + case Opts of + [{addr,_},{netmask,_},{broadaddr,_}|Os] + when Broadcast -> + Self({Key, Os}, ok); + [{addr,_},{netmask,_},{dstaddr,_}|Os] + when P2P -> + Self({Key, Os}, ok); + [{addr,_},{netmask,_}|Os] -> + Self({Key, Os}, ok); + [{hwaddr,_}|Os] -> + Self({Key, Os}, ok); + [] -> + ok + end + end, + fold_ifopts(ChkFun, ok, IfMap), + AddrsFun = + fun ({{_,Flags}, Opts}, Acc) -> + case + lists:member(running, Flags) + andalso (not lists:member(pointtopoint, Flags)) + of + true -> + lists:reverse( + [Addr || {addr,Addr} <- Opts], + Acc); + false -> + Acc + end + end, + fold_ifopts(AddrsFun, [], IfMap). + +collect_ifopts(IfOpts) -> + collect_ifopts(IfOpts, #{}). +%% +collect_ifopts(IfOpts, IfMap) -> + case IfOpts of + [{If,[{flags,Flags}|Opts]}|IfOs] -> + Key = {If,Flags}, + case maps:is_key(Key, IfMap) of + true -> + ct:fail({unexpected_ifopts,IfOpts,IfMap}); + false -> + collect_ifopts(IfOs, IfMap, Opts, Key, []) + end; + [] -> + IfMap; + _ -> + ct:fail({unexpected_ifopts,IfOpts,IfMap}) + end. +%% +collect_ifopts(IfOpts, IfMap, Opts, Key, R) -> + case Opts of + [{flags,_}|_] -> + {If,_} = Key, + collect_ifopts( + [{If,Opts}|IfOpts], maps:put(Key, lists:reverse(R), IfMap)); + [OptVal|Os] -> + collect_ifopts(IfOpts, IfMap, Os, Key, [OptVal|R]); + [] -> + collect_ifopts(IfOpts, maps:put(Key, lists:reverse(R), IfMap)) end. -check_ifopts([], #ifopts{flags=F,addrs=Raddrs}=Ifopts) -> - Addrs = lists:reverse(Raddrs), - R = Ifopts#ifopts{addrs=Addrs}, - io:format("~p.~n", [R]), - %% See how we did... - {flags,Flags} = F, - case lists:member(broadcast, Flags) of - true -> - [case A of - {{addr,_},{netmask,_},{broadaddr,_}} -> - A; - {{addr,T},{netmask,_}} when tuple_size(T) =:= 8 -> - A - end || A <- Addrs]; - false -> - case lists:member(pointtopoint, Flags) of - true -> - [case A of - {{addr,_},{netmask,_},{dstaddr,_}} -> - A - end || A <- Addrs]; - false -> - [case A of - {{addr,_},{netmask,_}} -> - A - end || A <- Addrs] - end - end, - R; -check_ifopts([{flags,_}=F|Opts], #ifopts{flags=undefined}=Ifopts) -> - check_ifopts(Opts, Ifopts#ifopts{flags=F}); -check_ifopts([{flags,_}=F|Opts], #ifopts{flags=Flags}=Ifopts) -> - case F of - Flags -> - check_ifopts(Opts, Ifopts); - _ -> - ct:fail({multiple_flags,F,Ifopts}) - end; -check_ifopts( - [{addr,_}=A,{netmask,_}=N,{dstaddr,_}=D|Opts], - #ifopts{addrs=Addrs}=Ifopts) -> - check_ifopts(Opts, Ifopts#ifopts{addrs=[{A,N,D}|Addrs]}); -check_ifopts( - [{addr,_}=A,{netmask,_}=N,{broadaddr,_}=B|Opts], - #ifopts{addrs=Addrs}=Ifopts) -> - check_ifopts(Opts, Ifopts#ifopts{addrs=[{A,N,B}|Addrs]}); -check_ifopts( - [{addr,_}=A,{netmask,_}=N|Opts], - #ifopts{addrs=Addrs}=Ifopts) -> - check_ifopts(Opts, Ifopts#ifopts{addrs=[{A,N}|Addrs]}); -check_ifopts([{addr,_}=A|Opts], #ifopts{addrs=Addrs}=Ifopts) -> - check_ifopts(Opts, Ifopts#ifopts{addrs=[{A}|Addrs]}); -check_ifopts([{hwaddr,Hwaddr}=H|Opts], #ifopts{hwaddr=undefined}=Ifopts) - when is_list(Hwaddr) -> - check_ifopts(Opts, Ifopts#ifopts{hwaddr=H}); -check_ifopts([{hwaddr,_}=H|_], #ifopts{}=Ifopts) -> - ct:fail({multiple_hwaddrs,H,Ifopts}). +fold_ifopts(Fun, Acc, IfMap) -> + fold_ifopts(Fun, Acc, IfMap, maps:keys(IfMap)). +%% +fold_ifopts(Fun, Acc, IfMap, Keys) -> + case Keys of + [Key|Ks] -> + Opts = maps:get(Key, IfMap), + fold_ifopts(Fun, Fun({Key,Opts}, Acc), IfMap, Ks); + [] -> + Acc + end. %% Works just like lists:member/2, except that any {127,_,_,_} tuple %% matches any other {127,_,_,_}. We do this to handle Linux systems -- cgit v1.2.3