first workable

src/emqtt_client.erl

@@ -12,6 +12,7 @@
 		terminate/2]).
 
 -include("emqtt.hrl").
+-include("emqtt_frame.hrl").
 
 -define(CLIENT_ID_MAXLEN, 23).
 
@@ -53,6 +54,7 @@ handle_call({go, Sock}, _From, _State) ->
            inet_error, fun () -> emqtt_net:tune_buffer_size(Sock) end),
     {ok, ConnStr} = emqtt_net:connection_string(Sock, inbound),
     error_logger:info_msg("accepting MQTT connection (~s)~n", [ConnStr]),
+    {reply, ok, 
 	  control_throttle(
        #state{ socket           = Sock,
                conn_name        = ConnStr,
@@ -60,13 +62,30 @@ handle_call({go, Sock}, _From, _State) ->
                connection_state = running,
                conserve         = false,
                parse_state      = emqtt_frame:initial_state(),
-               proc_state       = emqtt_processor:initial_state(Sock) }).
+               proc_state       = emqtt_processor:initial_state(Sock) })}.
 
 handle_cast(Msg, State) ->
 	{stop, {badmsg, Msg}, State}.
 
-handle_info({route, Msg}, State) ->
+handle_info({route, Msg}, #state{proc_state=PState} = State) ->
-	emqtt_processor:send_client(Msg),
+	#mqtt_msg{ retain     = Retain,
+		qos        = Qos,
+		topic      = Topic,
+		dup        = Dup,
+		message_id = MessageId,
+		payload    = Payload } = Msg,
+	
+	Frame = #mqtt_frame{fixed = #mqtt_frame_fixed{ 
+							type = ?PUBLISH,
+							qos    = Qos,
+							retain = Retain,
+							dup    = Dup },
+						variable = #mqtt_frame_publish{ 
+								topic_name = Topic,
+								message_id = 1},
+						payload = Payload },
+
+	emqtt_processor:send_client(Frame, PState),
     {noreply, State};
 
 handle_info({inet_reply, _Ref, ok}, State) ->

src/emqtt_processor.erl

@@ -19,7 +19,7 @@
 -module(emqtt_processor).
 
 -export([info/2, initial_state/1,
-         process_frame/2, send_will/1]).
+         process_frame/2, send_client/2, send_will/1]).
 
 -include("emqtt.hrl").
 -include("emqtt_frame.hrl").
@@ -53,11 +53,6 @@ initial_state(Socket) ->
 
 info(client_id, #proc_state{ client_id = ClientId }) -> ClientId.
 
-process_frame(#mqtt_frame{ fixed = #mqtt_frame_fixed{ type = Type }},
-              PState = #proc_state{ connection = undefined } )
-  when Type =/= ?CONNECT ->
-    {err, connect_expected, PState};
-
 process_frame(Frame = #mqtt_frame{ fixed = #mqtt_frame_fixed{ type = Type }},
               PState ) ->
     process_request(Type, Frame, PState).
@@ -69,6 +64,7 @@ process_request(?CONNECT,
                                           proto_ver  = ProtoVersion,
                                           clean_sess = CleanSess,
                                           client_id  = ClientId } = Var}, PState) ->
+	error_logger:info_msg("connect frame: ~p~n", [Var]),
     {ReturnCode, PState1} =
         case {ProtoVersion =:= ?MQTT_PROTO_MAJOR,
               emqtt_util:valid_client_id(ClientId)} of
@@ -110,7 +106,7 @@ process_request(?PUBLISH,
                                              dup    = Dup },
                   variable = #mqtt_frame_publish{ topic_name = Topic,
                                                   message_id = MessageId },
-                  payload = Payload }, PState) ->
+                  payload = Payload }, #proc_state{ message_id = MsgId } = PState) ->
 	Msg =  #mqtt_msg{ retain     = Retain,
 					 qos        = Qos,
 					 topic      = Topic,
@@ -121,7 +117,7 @@ process_request(?PUBLISH,
 	
 	send_client(
 	  #mqtt_frame{ fixed    = #mqtt_frame_fixed{ type = ?PUBACK },
-				   variable = #mqtt_frame_publish{ message_id = MessageId }},
+				   variable = #mqtt_frame_publish{ message_id = MsgId}},
               PState),
     {ok, PState};
 
@@ -141,7 +137,7 @@ process_request(?SUBSCRIBE,
 
 	[emqtt_topic:insert(Name) || #mqtt_topic{name=Name} <- Topics],
 
-	[emqtt_router:insert(#subscriber{topic=Name, pid=self()}) 
+	[emqtt_router:insert(#subscriber{topic=emqtt_util:binary(Name), pid=self()}) 
 				|| #mqtt_topic{name=Name} <- Topics],
 	
     send_client(#mqtt_frame{ fixed    = #mqtt_frame_fixed{ type = ?SUBACK },

src/emqtt_router.erl

@@ -1,10 +1,12 @@
 -module(emqtt_router).
 
 -include("emqtt.hrl").
+-include("emqtt_frame.hrl").
 
 -export([start_link/0]).
 
--export([route/2,
+-export([route/1,
+		route/2,
 		insert/1,
 		delete/1]).
 
@@ -22,6 +24,16 @@
 start_link() ->
 	gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
 
+binary(S) when is_list(S) ->
+	list_to_binary(S);
+
+binary(B) when is_binary(B) ->
+	B.
+
+route(#mqtt_msg{topic=Topic}=Msg) when is_record(Msg, mqtt_msg) ->
+	error_logger:info_msg("route msg: ~p~n", [Msg]),
+	[ Pid ! {route, Msg} || #subscriber{pid=Pid} <- ets:lookup(subscriber, binary(Topic)) ].
+
 route(Topic, Msg) ->
 	[ Pid ! {route, Msg} || #subscriber{pid=Pid} <- ets:lookup(subscriber, Topic) ].
 
@@ -32,8 +44,8 @@ delete(Sub) when is_record(Sub, subscriber) ->
 	gen_server:cast(?MODULE, {delete, Sub}).
 
 init([]) ->
-	ets:new(subscriber, [bag, protected, {keypos, 2}]),
+	Res = ets:new(subscriber, [bag, protected, named_table, {keypos, 2}]),
-	error_logger:info_msg("emqtt_router is started."),
+	error_logger:info_msg("emqtt_router is started: ~p~n", [Res]),
 	{ok, #state{}}.
 
 handle_call({insert, Sub}, _From, State) ->

src/emqtt_topic.erl

@@ -22,7 +22,8 @@
 start_link() ->
 	gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
 
-match(Topic) when is_binary(Topic) ->
+match(Topic0)  ->
+	Topic = emqtt_util:binary(Topic0),
 	Words = topic_split(Topic), 
 	DirectMatches = mnesia:dirty_read(direct_topic, Words),
 	WildcardMatches = lists:append([
@@ -32,11 +33,11 @@ match(Topic) when is_binary(Topic) ->
 	]),
 	DirectMatches ++ WildcardMatches.
 
-insert(Topic) when is_binary(Topic) ->
+insert(Topic) ->
-	gen_server:call(?MODULE, {insert, Topic}).
+	gen_server:call(?MODULE, {insert, emqtt_util:binary(Topic)}).
 
-delete(Topic) when is_binary(Topic) ->
+delete(Topic) ->
-	gen_server:cast(?MODULE, {delete, Topic}).
+	gen_server:cast(?MODULE, {delete, emqtt_util:binary(Topic)}).
 
 init([]) ->
 	{atomic, ok} = mnesia:create_table(

src/emqtt_util.erl

@@ -6,6 +6,9 @@
 
 -compile(export_all).
 
+binary(L) when is_list(L) -> list_to_binary(L);
+binary(B) when is_binary(B) -> B.
+
 subcription_queue_name(ClientId) ->
     Base = "mqtt-subscription-" ++ ClientId ++ "qos",
     {list_to_binary(Base ++ "0"), list_to_binary(Base ++ "1")}.