fix

apps/iot/src/iot_host.erl

@@ -141,6 +141,8 @@ init([UUID]) ->
             %% 启动心跳定时器
             erlang:start_timer(?TICKER_INTERVAL, self(), ping_ticker),
             Aes = list_to_binary(iot_util:rand_bytes(32)),
+            %% 告知主机端需要重新授权
+            gen_server:cast(self(), need_auth),
 
             {ok, #state{host_id = HostId, uuid = UUID, aes = Aes, is_activated = (Status /= ?HOST_STATUS_INACTIVE), status = Status, has_session = false}};
         undefined ->
@@ -227,6 +229,18 @@ handle_call(Info, _From, State) ->
     {noreply, NewState :: #state{}} |
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
+handle_cast(need_auth, State = #state{uuid = UUID}) ->
+    lager:debug("[iot_host] host_id uuid: ~p, create_session", [UUID]),
+    Reply = jiffy:encode(#{<<"a">> => false, <<"aes">> => <<"">>}, [force_utf8]),
+
+    {ok, Ref} = iot_mqtt_publisher:publish(downstream_topic(UUID), <<8:8, Reply/binary>>, 1),
+    receive
+        {ok, Ref, PacketId} ->
+            lager:debug("[iot_host] host_id uuid: ~p, packet_id: ~p, publish need_auth reply success", [UUID, PacketId])
+    after 5000 ->
+        lager:debug("[iot_host] host_id uuid: ~p, publish need_auth reply get error is: timeout", [UUID])
+    end,
+    {noreply, State};
 handle_cast({handle, Payload}, State) ->
     %% 处理消息
     NState = handle_message(Payload, State),
@@ -396,6 +410,7 @@ handle_message(Msg = #{<<"code">> := _Code, <<"assoc">> := Assoc}, State = #stat
     end;
 
 handle_message(Message, State = #state{uuid = UUID, has_session = HasSession}) ->
+    not HasSession andalso gen_server:cast(self(), need_auth),
     lager:warning("[iot_host] host_id uuid: ~p, get a unknown message: ~p, session: ~p", [UUID, Message, HasSession]),
     State.