fix stun server

apps/sdlan/src/sdlan_stun.erl

@@ -16,8 +16,7 @@
 -behaviour(gen_server).
 
 %% API
--export([start_link/2]).
+-export([start_link/1]).
--export([get_name/1]).
 
 %% gen_server callbacks
 -export([init/1, handle_call/3, handle_cast/2, handle_info/2, terminate/2, code_change/3]).
@@ -32,15 +31,11 @@
 %%% API
 %%%===================================================================
 
--spec get_name(Id :: integer()) -> atom().
-get_name(Id) when is_integer(Id) ->
-    list_to_atom("sdlan_stun:" ++ integer_to_list(Id)).
-
 %% @doc Spawns the server and registers the local name (unique)
--spec(start_link(Name :: atom(), Socket :: inet:socket()) ->
+-spec(start_link(Socket :: inet:socket()) ->
     {ok, Pid :: pid()} | ignore | {error, Reason :: term()}).
-start_link(Name, Socket) when is_atom(Name) ->
+start_link(Socket) ->
-    gen_server:start_link({local, Name}, ?MODULE, [Socket], []).
+    gen_server:start_link(?MODULE, [Socket], []).
 
 %%%===================================================================
 %%% gen_server callbacks

apps/sdlan/src/sdlan_stun_pool.erl

@@ -70,10 +70,9 @@ init([]) ->
         {sndbuf, 5 * 1024 * 1024}
     ],
 
-    Workers = lists:map(fun(Id) ->
+    Workers = lists:map(fun(_Id) ->
-        Name = sdlan_stun:get_name(Id),
         {ok, Socket} = gen_udp:open(Port, Opts),
-        {ok, Pid} = sdlan_stun:start_link(Name, Socket),
+        {ok, Pid} = sdlan_stun:start_link(Socket),
         {Socket, Pid}
                         end, lists:seq(1, AcceptorNums)),
     {ok, #state{workers = list_to_tuple(Workers), idx = 1, num = length(Workers)}}.

apps/sdlan/src/sdlan_sup.erl

@@ -65,7 +65,7 @@ init([]) ->
         }
     ],
 
-    {ok, {SupFlags, pools() ++ Specs ++ stun_specs()}}.
+    {ok, {SupFlags, pools() ++ Specs}}.
 
 %% internal functions
 
@@ -74,16 +74,3 @@ pools() ->
     lists:map(fun({Name, PoolArgs, WorkerArgs}) ->
         poolboy:child_spec(Name, [{name, {local, Name}}|PoolArgs], WorkerArgs)
               end, Pools).
-
-stun_specs() ->
-    {ok, StunServers} = application:get_env(sdlan, stun_servers),
-    lists:map(fun({Name, Port}) ->
-        #{
-            id => Name,
-            start => {sdlan_stun, start_link, [Name, Port]},
-            restart => permanent,
-            shutdown => 2000,
-            type => worker,
-            modules => ['sdlan_stun']
-        }
-              end, StunServers).

config/sys-dev.config

@@ -3,7 +3,7 @@
 
     {http_server, [
       {port, 18082},
-      {acceptors, 500},
+      {acceptors, 1},
       {max_connections, 10240},
       {backlog, 10240}
     ]},