diff options
Diffstat (limited to 'lib/kernel/test')
| -rw-r--r-- | lib/kernel/test/erl_distribution_SUITE.erl | 2 | ||||
| -rw-r--r-- | lib/kernel/test/inet_SUITE.erl | 30 |
2 files changed, 30 insertions, 2 deletions
diff --git a/lib/kernel/test/erl_distribution_SUITE.erl b/lib/kernel/test/erl_distribution_SUITE.erl index d15f6aa0d5..21a96f804a 100644 --- a/lib/kernel/test/erl_distribution_SUITE.erl +++ b/lib/kernel/test/erl_distribution_SUITE.erl @@ -273,6 +273,7 @@ tick_change(Config) when is_list(Config) -> ?line PaDir = filename:dirname(code:which(?MODULE)), ?line [BN, CN] = get_nodenames(2, tick_change), ?line DefaultTT = net_kernel:get_net_ticktime(), + ?line unchanged = net_kernel:set_net_ticktime(DefaultTT, 60), ?line case DefaultTT of I when is_integer(I) -> ?line ok; _ -> ?line ?t:fail(DefaultTT) @@ -377,6 +378,7 @@ run_tick_change_test(B, C, PrevTT, TT, PaDir) -> end, ?line change_initiated = net_kernel:set_net_ticktime(TT,20), + ?line {ongoing_change_to,_} = net_kernel:set_net_ticktime(TT,20), ?line sleep(3), ?line change_initiated = rpc:call(B,net_kernel,set_net_ticktime,[TT,15]), ?line sleep(7), diff --git a/lib/kernel/test/inet_SUITE.erl b/lib/kernel/test/inet_SUITE.erl index eb8f918491..f4f27933a5 100644 --- a/lib/kernel/test/inet_SUITE.erl +++ b/lib/kernel/test/inet_SUITE.erl @@ -26,7 +26,8 @@ t_gethostbyaddr_v6/1, t_getaddr_v6/1, t_gethostbyname_v6/1, ipv4_to_ipv6/1, host_and_addr/1, parse/1, t_gethostnative/1, gethostnative_parallell/1, cname_loop/1, - gethostnative_soft_restart/1,gethostnative_debug_level/1,getif/1]). + gethostnative_soft_restart/1,gethostnative_debug_level/1,getif/1, + getif_ifr_name_overflow/1,getservbyname_overflow/1]). -export([get_hosts/1, get_ipv6_hosts/1, parse_hosts/1, parse_address/1, kill_gethost/0, parallell_gethost/0]). @@ -39,7 +40,7 @@ all(suite) -> ipv4_to_ipv6, host_and_addr, parse,t_gethostnative, gethostnative_parallell, cname_loop, gethostnative_debug_level,gethostnative_soft_restart, - getif]. + getif,getif_ifr_name_overflow,getservbyname_overflow]. init_per_testcase(_Func, Config) -> Dog = test_server:timetrap(test_server:seconds(60)), @@ -876,6 +877,17 @@ getif(Config) when is_list(Config) -> ?line {ok,Address} = inet:getaddr(Hostname, inet), ?line {ok,Loopback} = inet:getaddr("localhost", inet), ?line {ok,Interfaces} = inet:getiflist(), + ?line HWAs = + lists:sort( + lists:foldl( + fun (I, Acc) -> + case inet:ifget(I, [hwaddr]) of + {ok,[{hwaddr,A}]} -> [A|Acc]; + {ok,[]} -> Acc + end + end, [], Interfaces)), + ?line io:format("HWAs = ~p~n", [HWAs]), + ?line length(HWAs) > 0 orelse ?t:fail(no_HWAs), ?line Addresses = lists:sort( lists:foldl( @@ -891,6 +903,20 @@ getif(Config) when is_list(Config) -> ?line true = ip_member(Loopback, Addresses), ?line ok. +getif_ifr_name_overflow(doc) -> + "Test long interface names do not overrun buffer"; +getif_ifr_name_overflow(Config) when is_list(Config) -> + %% emulator should not crash + ?line {ok,[]} = inet:ifget(lists:duplicate(128, "x"), [addr]), + ok. + +getservbyname_overflow(doc) -> + "Test long service names do not overrun buffer"; +getservbyname_overflow(Config) when is_list(Config) -> + %% emulator should not crash + ?line {error,einval} = inet:getservbyname(list_to_atom(lists:flatten(lists:duplicate(128, "x"))), tcp), + ok. + %% Works just like lists:member/2, except that any {127,_,_,_} tuple %% matches any other {127,_,_,_}. We do this to handle Linux systems %% that use (for instance) 127.0.1.1 as the IP address for the hostname. |