fix

apps/sdlan/src/dns_proxy/dns_resolver.erl

@@ -52,7 +52,7 @@ start_link(Args) when is_list(Args) ->
     {ok, State :: #state{}} | {ok, State :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term()} | ignore).
 init([]) ->
-    {ok, DnsServers} = application:get_env(dns_proxy, public_dns_servers),
+    {ok, DnsServers} = application:get_env(sdlan, public_dns_servers),
 
     {ok, Sock} = gen_udp:open(0, [binary, {active, true}]),
     %% 通过ets来保存映射关系

apps/sdlan/src/dns_proxy/dns_server.erl

@@ -7,7 +7,7 @@ start_link(Port) when is_integer(Port) ->
 init(Port) ->
     dns_cache:init(),
     {ok, Sock} = gen_udp:open(Port, [binary, {active, true}]),
-    io:format("DNS Forwarder started on UDP port ~p~n", [Port]),
+    lager:debug("[dns_server] DNS Forwarder started on UDP port ~p~n", [Port]),
     loop(Sock).
 
 loop(Sock) ->

config/sys-prod.config

@@ -23,6 +23,12 @@
 
     % {stun_servers, [{'sdlan_stun:2:1', 1265}, {'sdlan_stun:2:2', 1266}]},
 
+    %% 公共的dns域名解析服务
+    {public_dns_servers, [
+      {{114, 114, 114, 114}, 53},
+      {{8,8,8,8}, 53}
+    ]},
+
     {pools, [
       %% mysql连接池配置
       {mysql_sdlan,
@@ -37,7 +43,13 @@
           {database, "sdlan"},
           {queries, [<<"set names utf8">>]}
         ]
+      },
+
+      {dns_resolver_pool,
+        [{size, 20}, {max_overflow, 100}, {worker_module, dns_resolver}],
+        []
       }
+
     ]},
 
     {api_url, "https://punchnet.aioe.tech/api/"}
@@ -49,22 +61,6 @@
     {access_context, sync_transaction}
   ]},
 
-  {dns_proxy, [
-
-    %% 公共的dns域名解析服务
-    {public_dns_servers, [
-      {{114, 114, 114, 114}, 53},
-      {{8,8,8,8}, 53}
-    ]},
-
-    {dns_resolver_pool, [
-      {size, 20},
-      {max_overflow, 100},
-      {worker_module, dns_resolver}
-    ]}
-
-  ]},
-
   %% 系统日志配置，系统日志为lager, 支持日志按日期自动分割
   {lager, [
     {colored, true},