diff --git a/apps/iot/src/iot_auth.erl b/apps/iot/src/iot_auth.erl
index 55c2805..b0b6305 100644
--- a/apps/iot/src/iot_auth.erl
+++ b/apps/iot/src/iot_auth.erl
@@ -14,6 +14,8 @@
 
 %% 检测token是否是合法值
 -spec check(Username :: binary(), Token :: binary(), UUID :: binary(), Salt :: binary(), Timestamp :: integer()) -> boolean().
+check(Username, Token, UUID, Salt, Timestamp) when is_binary(Username), is_binary(Token), is_binary(UUID), is_binary(Salt), is_integer(Timestamp) ->
+    true;
 check(Username, Token, UUID, Salt, Timestamp) when is_binary(Username), is_binary(Token), is_binary(UUID), is_binary(Salt), is_integer(Timestamp) ->
     BinTimestamp = integer_to_binary(Timestamp),
     %% 1分钟内有效
diff --git a/apps/iot/src/iot_sup.erl b/apps/iot/src/iot_sup.erl
index 04c6318..c644a48 100644
--- a/apps/iot/src/iot_sup.erl
+++ b/apps/iot/src/iot_sup.erl
@@ -27,7 +27,7 @@ start_link() ->
 %%                  modules => modules()}   % optional
 init([]) ->
     SupFlags = #{strategy => one_for_one, intensity => 1000, period => 3600},
-    Specs0 = [
+    Specs = [
         #{
             id => 'iot_device_sup',
             start => {'iot_device_sup', start_link, []},
@@ -47,7 +47,7 @@ init([]) ->
         }
     ],
 
-    {ok, {SupFlags, pools() ++ []}}.
+    {ok, {SupFlags, pools() ++ Specs}}.
 
 %% internal functions
 
diff --git a/apps/iot/src/websocket/tcp_channel.erl b/apps/iot/src/websocket/tcp_channel.erl
index fc84e7c..9ae6666 100644
--- a/apps/iot/src/websocket/tcp_channel.erl
+++ b/apps/iot/src/websocket/tcp_channel.erl
@@ -78,7 +78,7 @@ handle_cast(_Msg, State) ->
 %% auth验证
 handle_info({tcp, Socket, <<?PACKET_REQUEST, PacketId:32, ?METHOD_AUTH:8, AuthRequestBin/binary>>}, State = #state{transport = Transport, socket = Socket}) ->
     #auth_request{ uuid = UUID, username = Username, token = Token, salt = Salt, timestamp = Timestamp } = message_pb:decode_msg(AuthRequestBin, auth_request),
-    lager:debug("[ws_channel] auth uuid: ~p, request message: ~p", [UUID]),
+    lager:debug("[ws_channel] auth uuid: ~p", [UUID]),
     case iot_auth:check(Username, Token, UUID, Salt, Timestamp) of
         true ->
             case host_bo:get_host_by_uuid(UUID) of
diff --git a/config/sys-dev.config b/config/sys-dev.config
index 1d8ab33..702a458 100644
--- a/config/sys-dev.config
+++ b/config/sys-dev.config
@@ -44,6 +44,21 @@
     ]},
 
     {pools, [
+      %% mysql连接池配置
+      {mysql_iot,
+        [{size, 10}, {max_overflow, 20}, {worker_module, mysql}],
+        [
+          {host, {39, 98, 184, 67}},
+          {port, 3306},
+          {user, "nannonguser"},
+          {connect_mode, synchronous},
+          {keep_alive, true},
+          {password, "nannong@Fe7w"},
+          {database, "nannong"},
+          {queries, [<<"set names utf8">>]}
+        ]
+      },
+
       %% redis连接池
       {redis_pool,
         [{size, 10}, {max_overflow, 20}, {worker_module, eredis}],