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refactor(limiter): not saving anonymous function

This commit is contained in:
JianBo He 2020-12-02 14:07:55 +08:00
parent ef19e8a08b
commit 3f924631e4
1 changed files with 9 additions and 3 deletions
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12
src/emqx_limiter.erl
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@ -35,7 +35,7 @@
-type(checker() :: #{ name := name()
, capacity := non_neg_integer()
, interval := non_neg_integer()
, consumer := function() | esockd_rate_limit:bucket()
, consumer := esockd_rate_limit:bucket() | emqx_zone:zone()
}).
-type(name() :: conn_bytes_in
@ -84,7 +84,7 @@ do_init_checker(Zone, {Name, {Capacity, Interval}}) ->
_ ->
esockd_limiter:create({Zone, Name}, Capacity, Interval)
end,
Ck#{consumer => fun(I) -> esockd_limiter:consume({Zone, Name}, I) end};
Ck#{consumer => Zone};
_ ->
Ck#{consumer => esockd_rate_limit:new(Capacity / Interval, Capacity)}
end.
@ -126,7 +126,13 @@ consume(Pubs, Bytes, #{name := Name, consumer := Cons}) ->
_ ->
case is_overall_limiter(Name) of
true ->
{_, Intv} = Cons(Tokens),
{_, Intv} = case erlang:is_function(Cons) of
true -> %% Compatible with hot-upgrade from e4.2.0, e4.2.1.
%% It should be removed after 4.3.0
{env, [Zone|_]} = erlang:fun_info(Cons, env),
esockd_limiter:consume({Zone, Name}, Tokens);
_ -> esockd_limiter:consume({Cons, Name}, Tokens)
end,
{Intv, Cons};
_ ->
esockd_rate_limit:check(Tokens, Cons)