Umbrella fix build (#6)

* fix(emqx_bridge_rpc): Dialyzer warnings

* fix(emqx_coap_app): Dialyzer warnings

* fix(emqx_coap_mqtt_adapter): Dialyzer warnings

* fix(emqx_lwm2m_json): Dialyzer warnings

* fix(emqx_lwm2m_message): Dialyzer warnings

* fix(emqx_mgmt): Dialyzer warnings

* fix(emqx_mgmt_cli): Dialyzer warnings

* fix(emqx_mgmt): Dialyzer warnings

* fix(emqx_bridge_rpc): Dialyzer warnings

* fix(emqx_mgmt): Dialyzer warnings

* fix(emqx_exproto_gcli): Dialyzer warnings

apps/emqx_bridge_mqtt/src/emqx_bridge_rpc.erl

@@ -33,6 +33,7 @@
 
 -type ack_ref() :: emqx_bridge_worker:ack_ref().
 -type batch() :: emqx_bridge_worker:batch().
+-type node_or_tuple() :: atom() | {atom(), term()}.
 
 -define(HEARTBEAT_INTERVAL, timer:seconds(1)).
 
@@ -61,7 +62,7 @@ stop(#{client_pid := Pid}) when is_pid(Pid) ->
     ok.
 
 %% @doc Callback for `emqx_bridge_connect' behaviour
--spec send(node(), batch()) -> {ok, ack_ref()} | {error, any()}.
+-spec send(#{address:=node_or_tuple(), _=>_}, batch()) -> {ok, ack_ref()} | {error, any()}.
 send(#{address := Remote}, Batch) ->
     case ?RPC:call(Remote, ?MODULE, handle_send, [Batch]) of
         ok ->

apps/emqx_coap/src/emqx_coap_app.erl

@@ -30,7 +30,7 @@ start(_Type, _Args) ->
     {ok, Sup} = emqx_coap_sup:start_link(),
     coap_server_registry:add_handler([<<"mqtt">>], emqx_coap_resource, undefined),
     coap_server_registry:add_handler([<<"ps">>], emqx_coap_ps_resource, undefined),
-    emqx_coap_ps_topics:start_link(),
+    _ = emqx_coap_ps_topics:start_link(),
     emqx_coap_server:start(application:get_all_env(?APP)),
     {ok,Sup}.
 

apps/emqx_coap/src/emqx_coap_mqtt_adapter.erl

@@ -136,7 +136,7 @@ handle_call({unsubscribe, Topic, _CoapPid}, _From, State=#state{sub_topics = Top
     {reply, ok, State#state{sub_topics = NewTopics}, hibernate};
 
 handle_call({publish, Topic, Payload}, _From, State) ->
-    chann_publish(Topic, Payload, State),
+    _ = chann_publish(Topic, Payload, State),
     {reply, ok, State};
 
 handle_call(info, _From, State) ->
@@ -233,10 +233,6 @@ do_deliver({Topic, Payload}, Subscribers) ->
     %% handle PUBLISH packet from broker
     ?LOG(debug, "deliver message from broker Topic=~p, Payload=~p", [Topic, Payload]),
     deliver_to_coap(Topic, Payload, Subscribers),
-    ok;
-
-do_deliver(Pkt, _Subscribers) ->
-    ?LOG(warning, "unknown packet type to deliver, pkt=~p,", [Pkt]),
     ok.
 
 deliver_to_coap(_TopicName, _Payload, []) ->

apps/emqx_exproto/src/emqx_exproto_gcli.erl

@@ -74,22 +74,24 @@ handle_call(_Request, _From, State) ->
     {reply, ok, State}.
 
 handle_cast({rpc, Fun, Req, Options, From}, State) ->
-    case catch apply(?CONN_ADAPTER_MOD, Fun, [Req, Options]) of
-        {ok, Resp, _Metadata} ->
-            ?LOG(debug, "~p got {ok, ~0p, ~0p}", [Fun, Resp, _Metadata]),
-            reply(From, Fun, {ok, Resp});
-        {error, {Code, Msg}, _Metadata} ->
-            ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) response errcode: ~0p, errmsg: ~0p",
+    try
+        case apply(?CONN_ADAPTER_MOD, Fun, [Req, Options]) of
+            {ok, Resp, _Metadata} ->
+                ?LOG(debug, "~p got {ok, ~0p, ~0p}", [Fun, Resp, _Metadata]),
+                reply(From, Fun, {ok, Resp});
+            {error, {Code, Msg}, _Metadata} ->
+                ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) response errcode: ~0p, errmsg: ~0p",
                         [?CONN_ADAPTER_MOD, Fun, Req, Options, Code, Msg]),
-            reply(From, Fun, {error, {Code, Msg}});
-        {error, Reason} ->
-            ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) error: ~0p",
+                reply(From, Fun, {error, {Code, Msg}});
+            {error, Reason} ->
+                ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) error: ~0p",
                         [?CONN_ADAPTER_MOD, Fun, Req, Options, Reason]),
-            reply(From, Fun, {error, Reason});
-        {'EXIT', {Reason, Stk}} ->
-            ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) throw an exception: ~0p, stacktrace: ~0p",
-                        [?CONN_ADAPTER_MOD, Fun, Req, Options, Reason, Stk]),
-            reply(From, Fun, {error, Reason})
+                reply(From, Fun, {error, Reason})
+        end
+    catch _ : Rsn : Stk ->
+        ?LOG(error, "CALL ~0p:~0p(~0p, ~0p) throw an exception: ~0p, stacktrace: ~0p",
+             [?CONN_ADAPTER_MOD, Fun, Req, Options, Rsn, Stk]),
+        reply(From, Fun, {error, Rsn})
     end,
     {noreply, State}.
 
@@ -107,4 +109,5 @@ code_change(_OldVsn, State, _Extra) ->
 %%--------------------------------------------------------------------
 
 reply(Pid, Fun, Result) ->
-    Pid ! {hreply, Fun, Result}.
+    Pid ! {hreply, Fun, Result},
+    ok.

apps/emqx_lwm2m/src/emqx_lwm2m_json.erl

@@ -251,7 +251,7 @@ insert_resource_into_object_instance([ResourceId], Value, Acc) ->
     ?LOG(debug, "insert_resource_into_object_instance2() ResourceId=~p, Value=~p, Acc=~p", [ResourceId, Value, Acc]),
     NewMap = #{tlv_resource_with_value=>integer(ResourceId), value=>Value},
     case find_resource(ResourceId, Acc) of
-        undeinfed ->
+        undefined ->
             Acc ++ [NewMap];
         Resource ->
             Acc2 = lists:delete(Resource, Acc),
@@ -262,7 +262,7 @@ insert_resource_instance_into_resource(ResourceInstanceId, Value, Acc) ->
     ?LOG(debug, "insert_resource_instance_into_resource() ResourceInstanceId=~p, Value=~p, Acc=~p", [ResourceInstanceId, Value, Acc]),
     NewMap = #{tlv_resource_instance=>integer(ResourceInstanceId), value=>Value},
     case find_resource_instance(ResourceInstanceId, Acc) of
-        undeinfed ->
+        undefined ->
             Acc ++ [NewMap];
         Resource ->
             Acc2 = lists:delete(Resource, Acc),

apps/emqx_lwm2m/src/emqx_lwm2m_message.erl

@@ -229,7 +229,7 @@ insert_resource_into_object_instance([ResourceId, ResourceInstanceId], Value, Ac
 insert_resource_into_object_instance([ResourceId], Value, Acc) ->
     NewMap = #{tlv_resource_with_value=>integer(ResourceId), value=>Value},
     case find_resource(ResourceId, Acc) of
-        undeinfed ->
+        undefined ->
             Acc ++ [NewMap];
         Resource ->
             Acc2 = lists:delete(Resource, Acc),
@@ -239,7 +239,7 @@ insert_resource_into_object_instance([ResourceId], Value, Acc) ->
 insert_resource_instance_into_resource(ResourceInstanceId, Value, Acc) ->
     NewMap = #{tlv_resource_instance=>integer(ResourceInstanceId), value=>Value},
     case find_resource_instance(ResourceInstanceId, Acc) of
-        undeinfed ->
+        undefined ->
             Acc ++ [NewMap];
         Resource ->
             Acc2 = lists:delete(Resource, Acc),

apps/emqx_management/src/emqx_mgmt.erl

@@ -817,7 +817,7 @@ to_version(Version) when is_list(Version) ->
 %%--------------------------------------------------------------------
 
 enable_telemetry() ->
-    [enable_telemetry(Node) || Node <- ekka_mnesia:running_nodes()], ok.
+    lists:foreach(fun enable_telemetry/1,ekka_mnesia:running_nodes()).
 
 enable_telemetry(Node) when Node =:= node() ->
     emqx_telemetry:enable();
@@ -825,7 +825,7 @@ enable_telemetry(Node) ->
     rpc_call(Node, enable_telemetry, [Node]).
 
 disable_telemetry() ->
-    [disable_telemetry(Node) || Node <- ekka_mnesia:running_nodes()], ok.
+    lists:foreach(fun disable_telemetry/1,ekka_mnesia:running_nodes()).
 
 disable_telemetry(Node) when Node =:= node() ->
     emqx_telemetry:disable();

apps/emqx_management/src/emqx_mgmt_cli.erl

@@ -416,7 +416,7 @@ log(["primary-level"]) ->
     emqx_ctl:print("~s~n", [Level]);
 
 log(["primary-level", Level]) ->
-    emqx_logger:set_primary_log_level(list_to_atom(Level)),
+    _ = emqx_logger:set_primary_log_level(list_to_atom(Level)),
     emqx_ctl:print("~s~n", [emqx_logger:get_primary_log_level()]);
 
 log(["handlers", "list"]) ->