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chore: fix emqx_misc ipv6 probe 

The new OTP version exports gen_tcp:ipv6_probe/0 which always return
true. So we no longer need the old hacky way to do it.
This commit is contained in:
Zaiming (Stone) Shi 2022-08-17 23:40:48 +02:00
parent a645a88700
commit f1ad4cb8ca
2 changed files with 19 additions and 18 deletions
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24
src/emqx.appup.src
View File

@ -2,17 +2,20 @@
%% Unless you know what you are doing, DO NOT edit manually!!
{VSN,
[{"4.3.19",
[{load_module,emqx_app,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_app,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_plugins,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]}]},
{"4.3.18",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]},
{load_module,emqx_app,brutal_purge,soft_purge,[]},
{load_module,emqx_plugins,brutal_purge,soft_purge,[]}]},
{"4.3.17",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]},
{load_module,emqx,brutal_purge,soft_purge,[]},
{load_module,emqx_exclusive_subscription,brutal_purge,soft_purge,[]},
@ -23,7 +26,8 @@
{load_module,emqx_plugins,brutal_purge,soft_purge,[]},
{load_module,emqx_access_control,brutal_purge,soft_purge,[]}]},
{"4.3.16",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx,brutal_purge,soft_purge,[]},
{load_module,emqx_session,brutal_purge,soft_purge,[]},
{load_module,emqx_shared_sub,brutal_purge,soft_purge,[]},
@ -697,17 +701,20 @@
{load_module,emqx_limiter,brutal_purge,soft_purge,[]}]},
{<<".*">>,[]}],
[{"4.3.19",
[{load_module,emqx_app,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_app,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_plugins,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]}]},
{"4.3.18",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]},
{load_module,emqx_app,brutal_purge,soft_purge,[]},
{load_module,emqx_plugins,brutal_purge,soft_purge,[]}]},
{"4.3.17",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx_channel,brutal_purge,soft_purge,[]},
{load_module,emqx,brutal_purge,soft_purge,[]},
{load_module,emqx_exclusive_subscription,brutal_purge,soft_purge,[]},
@ -718,7 +725,8 @@
{load_module,emqx_plugins,brutal_purge,soft_purge,[]},
{load_module,emqx_access_control,brutal_purge,soft_purge,[]}]},
{"4.3.16",
[{load_module,emqx_cm,brutal_purge,soft_purge,[]},
[{load_module,emqx_misc,brutal_purge,soft_purge,[]},
{load_module,emqx_cm,brutal_purge,soft_purge,[]},
{load_module,emqx,brutal_purge,soft_purge,[]},
{load_module,emqx_session,brutal_purge,soft_purge,[]},
{load_module,emqx_shared_sub,brutal_purge,soft_purge,[]},

13
src/emqx_misc.erl
View File

@ -84,16 +84,9 @@ maybe_parse_ip(Host) ->
%% @doc Add `ipv6_probe' socket option if it's supported.
ipv6_probe(Opts) ->
case persistent_term:get({?MODULE, ipv6_probe_supported}, unknown) of
unknown ->
%% e.g. 23.2.7.1-emqx-2-x86_64-unknown-linux-gnu-64
OtpVsn = emqx_vm:get_otp_version(),
Bool = (match =:= re:run(OtpVsn, "emqx", [{capture, none}])),
_ = persistent_term:put({?MODULE, ipv6_probe_supported}, Bool),
ipv6_probe(Bool, Opts);
Bool ->
ipv6_probe(Bool, Opts)
end.
Bool = try gen_tcp:ipv6_probe()
catch _ : _ -> false end,
ipv6_probe(Bool, Opts).
ipv6_probe(false, Opts) -> Opts;
ipv6_probe(true, Opts) -> [{ipv6_probe, true} | Opts].