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author | Micael Karlberg <[email protected]> | 2019-06-24 14:48:38 +0200 |
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committer | Micael Karlberg <[email protected]> | 2019-06-24 14:48:38 +0200 |
commit | ba72ec760adfc8c35628d7e02477d4b0f42d0e07 (patch) | |
tree | bc7e122d15dedd243cbfea6e5a10a4d5f32f4712 /lib/snmp/test/snmp_test_lib.erl | |
parent | 8f67452510ce9544331d5d3a82cd152d2333bc0e (diff) | |
parent | 9e0dbd341d738e0c8a268752f131fa6ab6195ad3 (diff) | |
download | otp-ba72ec760adfc8c35628d7e02477d4b0f42d0e07.tar.gz otp-ba72ec760adfc8c35628d7e02477d4b0f42d0e07.tar.bz2 otp-ba72ec760adfc8c35628d7e02477d4b0f42d0e07.zip |
Merge branch 'bmk/snmp/20190524/ipv6_issues/OTP-15764' into maint
Diffstat (limited to 'lib/snmp/test/snmp_test_lib.erl')
-rw-r--r-- | lib/snmp/test/snmp_test_lib.erl | 144 |
1 files changed, 102 insertions, 42 deletions
diff --git a/lib/snmp/test/snmp_test_lib.erl b/lib/snmp/test/snmp_test_lib.erl index a483690653..42f710e4cd 100644 --- a/lib/snmp/test/snmp_test_lib.erl +++ b/lib/snmp/test/snmp_test_lib.erl @@ -25,7 +25,9 @@ -export([hostname/0, hostname/1, localhost/0, localhost/1, os_type/0, sz/1, display_suite_info/1]). --export([non_pc_tc_maybe_skip/4, os_based_skip/1]). +-export([non_pc_tc_maybe_skip/4, os_based_skip/1, + has_support_ipv6/0, has_support_ipv6/1, + is_ipv6_host/0, is_ipv6_host/1]). -export([fix_data_dir/1, init_suite_top_dir/2, init_group_top_dir/2, init_testcase_top_dir/2, lookup/2, @@ -52,11 +54,12 @@ hostname() -> hostname(node()). hostname(Node) -> - from($@, atom_to_list(Node)). - -from(H, [H | T]) -> T; -from(H, [_ | T]) -> from(H, T); -from(_H, []) -> []. + case string:tokens(atom_to_list(Node), [$@]) of + [_, Host] -> + Host; + _ -> + [] + end. %% localhost() -> %% {ok, Ip} = snmp_misc:ip(net_adm:localhost()), @@ -78,7 +81,9 @@ localhost(Family) -> {error, Reason1} -> fail({getifaddrs, Reason1}, ?MODULE, ?LINE) end; - {ok, {0, _, _, _, _, _, _, _}} when (Family =:= inet6) -> + {ok, {A1, _, _, _, _, _, _, _}} when (Family =:= inet6) andalso + ((A1 =:= 0) orelse + (A1 =:= 16#fe80)) -> %% Ouch, we need to use something else case inet:getifaddrs() of {ok, IfList} -> @@ -207,53 +212,108 @@ non_pc_tc_maybe_skip(Config, Condition, File, Line) end. +%% The type and spec'ing is just to increase readability +-type os_family() :: win32 | unix. +-type os_name() :: atom(). +-type os_version() :: string() | {non_neg_integer(), + non_neg_integer(), + non_neg_integer()}. +-type os_skip_check() :: fun(() -> boolean()) | + fun((os_version()) -> boolean()). +-type skippable() :: any | [os_family() | + {os_family(), os_name() | + [os_name() | {os_name(), + os_skip_check()}]}]. + +-spec os_based_skip(skippable()) -> boolean(). + os_based_skip(any) -> - io:format("os_based_skip(any) -> entry" - "~n", []), true; os_based_skip(Skippable) when is_list(Skippable) -> - io:format("os_based_skip -> entry with" - "~n Skippable: ~p" - "~n", [Skippable]), - {OsFam, OsName} = - case os:type() of - {_Fam, _Name} = FamAndName -> - FamAndName; - Fam -> - {Fam, undefined} - end, - io:format("os_based_skip -> os-type: " - "~n OsFam: ~p" - "~n OsName: ~p" - "~n", [OsFam, OsName]), + os_base_skip(Skippable, os:type()); +os_based_skip(_Crap) -> + false. + +os_base_skip(Skippable, {OsFam, OsName}) -> + os_base_skip(Skippable, OsFam, OsName); +os_base_skip(Skippable, OsFam) -> + os_base_skip(Skippable, OsFam, undefined). + +os_base_skip(Skippable, OsFam, OsName) -> + %% Check if the entire family is to be skipped + %% Example: [win32, unix] case lists:member(OsFam, Skippable) of true -> true; false -> - case lists:keysearch(OsFam, 1, Skippable) of - {value, {OsFam, OsName}} -> - true; - {value, {OsFam, OsNames}} when is_list(OsNames) -> + %% Example: [{unix, freebsd}] | [{unix, [freebsd, darwin]}] + case lists:keysearch(OsFam, 1, Skippable) of + {value, {OsFam, OsName}} -> + true; + {value, {OsFam, OsNames}} when is_list(OsNames) -> + %% OsNames is a list of: + %% [atom()|{atom(), function/0 | function/1}] case lists:member(OsName, OsNames) of true -> true; false -> - case lists:keymember(OsName, 1, OsNames) of - {value, {OsName, Check}} when is_function(Check) -> - Check(); - _ -> - false - end + os_based_skip_check(OsName, OsNames) end; - _ -> - false - end - end; -os_based_skip(_Crap) -> - io:format("os_based_skip -> entry with" - "~n _Crap: ~p" - "~n", [_Crap]), - false. + _ -> + false + end + end. + +%% Performs a check via a provided fun with arity 0 or 1. +%% The argument is the result of os:version(). +os_based_skip_check(OsName, OsNames) -> + case lists:keysearch(OsName, 1, OsNames) of + {value, {OsName, Check}} when is_function(Check, 0) -> + Check(); + {value, {OsName, Check}} when is_function(Check, 1) -> + Check(os:version()); + _ -> + false + end. + + +%% A basic test to check if current host supports IPv6 +has_support_ipv6() -> + case inet:gethostname() of + {ok, Hostname} -> + has_support_ipv6(Hostname); + _ -> + false + end. + +has_support_ipv6(Hostname) -> + case inet:getaddr(Hostname, inet6) of + {ok, Addr} when (size(Addr) =:= 8) andalso + (element(1, Addr) =/= 0) andalso + (element(1, Addr) =/= 16#fe80) -> + true; + {ok, _} -> + false; + {error, _} -> + false + end. + + +is_ipv6_host() -> + case inet:gethostname() of + {ok, Hostname} -> + is_ipv6_host(Hostname); + {error, _} -> + false + end. + +is_ipv6_host(Hostname) -> + case ct:require(ipv6_hosts) of + ok -> + lists:member(list_to_atom(Hostname), ct:get_config(ipv6_hosts)); + _ -> + false + end. %% ---------------------------------------------------------------- |