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Shutdown the connection if no more data received

This commit is contained in:
Feng Lee 2017-03-23 16:30:23 +08:00
parent 3c8de09ba3
commit f194f92418
1 changed files with 13 additions and 9 deletions
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14
src/emqttd_client.erl
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@ -55,7 +55,7 @@
%% Unused fields: connname, peerhost, peerport
-record(client_state, {connection, peername, conn_state, await_recv,
rate_limit, packet_size, parser, proto_state,
keepalive, enable_stats, force_gc_count}).
keepalive, enable_stats, idle_timeout, force_gc_count}).
-define(INFO_KEYS, [peername, conn_state, await_recv]).
@ -114,6 +114,7 @@ do_init(Conn, Env, Peername) ->
Parser = emqttd_parser:initial_state(PacketSize),
ProtoState = emqttd_protocol:init(Conn, Peername, SendFun, Env),
EnableStats = get_value(client_enable_stats, Env, false),
IdleTimout = get_value(client_idle_timeout, Env, 30000),
ForceGcCount = emqttd_gc:conn_max_gc_count(),
State = run_socket(#client_state{connection = Conn,
peername = Peername,
@ -124,8 +125,8 @@ do_init(Conn, Env, Peername) ->
parser = Parser,
proto_state = ProtoState,
enable_stats = EnableStats,
idle_timeout = IdleTimout,
force_gc_count = ForceGcCount}),
IdleTimout = get_value(client_idle_timeout, Env, 30000),
gen_server2:enter_loop(?MODULE, [], State, self(), IdleTimout,
{backoff, 2000, 2000, 20000}).
@ -275,9 +276,11 @@ handle_info({keepalive, check}, State = #client_state{keepalive = KeepAlive}) ->
handle_info(Info, State) ->
?UNEXPECTED_INFO(Info, State).
terminate(Reason, #client_state{connection = Conn,
terminate(Reason, State = #client_state{connection = Conn,
keepalive = KeepAlive,
proto_state = ProtoState}) ->
?LOG(debug, "Terminated for ~p", [Reason], State),
Conn:fast_close(),
emqttd_keepalive:cancel(KeepAlive),
case {ProtoState, Reason} of
@ -302,10 +305,11 @@ received(<<>>, State) ->
received(Bytes, State = #client_state{parser = Parser,
packet_size = PacketSize,
proto_state = ProtoState}) ->
proto_state = ProtoState,
idle_timeout = IdleTimeout}) ->
case catch emqttd_parser:parse(Bytes, Parser) of
{more, NewParser} ->
{noreply, run_socket(State#client_state{parser = NewParser}), hibernate};
{noreply, run_socket(State#client_state{parser = NewParser}), IdleTimeout};
{ok, Packet, Rest} ->
emqttd_metrics:received(Packet),
case emqttd_protocol:received(Packet, ProtoState) of