diff options
Diffstat (limited to 'lib/diameter/src/base/diameter_traffic.erl')
| -rw-r--r-- | lib/diameter/src/base/diameter_traffic.erl | 80 |
1 files changed, 37 insertions, 43 deletions
diff --git a/lib/diameter/src/base/diameter_traffic.erl b/lib/diameter/src/base/diameter_traffic.erl index bc1ccf4feb..96f3a307f9 100644 --- a/lib/diameter/src/base/diameter_traffic.erl +++ b/lib/diameter/src/base/diameter_traffic.erl @@ -30,7 +30,7 @@ -export([send_request/4]). %% towards diameter_watchdog --export([receive_message/6]). +-export([receive_message/5]). %% towards diameter_peer_fsm and diameter_watchdog -export([incr/4, @@ -93,7 +93,7 @@ packet :: #diameter_packet{} | undefined}). %% of request %% --------------------------------------------------------------------------- -%% # make_recvdata/1 +%% make_recvdata/1 %% --------------------------------------------------------------------------- make_recvdata([SvcName, PeerT, Apps, SvcOpts | _]) -> @@ -206,42 +206,36 @@ incr_rc(Dir, Pkt, TPid, Dict0) -> incr_rc(Dir, Pkt, TPid, {Dict0, Dict0, Dict0}). %% --------------------------------------------------------------------------- -%% # receive_message/6 +%% receive_message/5 %% -%% Handle an incoming Diameter message. +%% Handle an incoming Diameter message in a watchdog process. %% --------------------------------------------------------------------------- -%% Handle an incoming Diameter message in the watchdog process. - -receive_message(TPid, Route, Pkt, false, Dict0, RecvData) -> - incoming(TPid, Route, Pkt, Dict0, RecvData); - -receive_message(TPid, Route, Pkt, NPid, Dict0, RecvData) -> - NPid ! {diameter, incoming(TPid, Route, Pkt, Dict0, RecvData)}. - -%% incoming/4 - -incoming(TPid, Route, Pkt, Dict0, RecvData) - when is_pid(TPid) -> +-spec receive_message(pid(), Route, #diameter_packet{}, module(), #recvdata{}) + -> pid() + | boolean() + when Route :: {Handler, RequestRef, Seqs} + | Ack, + Handler :: pid(), + RequestRef :: reference(), + Seqs :: {0..16#FFFFFFFF, 0..16#FFFFFFFF}, + Ack :: boolean(). + +receive_message(TPid, Route, Pkt, Dict0, RecvData) -> #diameter_packet{header = #diameter_header{is_request = R}} = Pkt, recv(R, Route, TPid, Pkt, Dict0, RecvData). %% recv/6 %% Incoming request ... -recv(true, false, TPid, Pkt, Dict0, T) -> - try - {request, spawn_request(TPid, Pkt, Dict0, T)} - catch - error: system_limit = E -> %% discard - ?LOG(error, E), - discard - end; +recv(true, Ack, TPid, Pkt, Dict0, T) + when is_boolean(Ack) -> + spawn_request(Ack, TPid, Pkt, Dict0, T); %% ... answer to known request ... recv(false, {Pid, Ref, TPid}, _, Pkt, Dict0, _) -> Pid ! {answer, Ref, TPid, Dict0, Pkt}, - {answer, Pid}; + true; %% Note that failover could have happened prior to this message being %% received and triggering failback. That is, both a failover message @@ -256,23 +250,27 @@ recv(false, {Pid, Ref, TPid}, _, Pkt, Dict0, _) -> recv(false, false, TPid, Pkt, _, _) -> ?LOG(discarded, Pkt#diameter_packet.header), incr(TPid, {{unknown, 0}, recv, discarded}), - discard. + false. -%% spawn_request/4 +%% spawn_request/5 -spawn_request(TPid, Pkt, Dict0, {Opts, RecvData}) -> - spawn_request(TPid, Pkt, Dict0, Opts, RecvData); -spawn_request(TPid, Pkt, Dict0, RecvData) -> - spawn_request(TPid, Pkt, Dict0, ?DEFAULT_SPAWN_OPTS, RecvData). +spawn_request(Ack, TPid, Pkt, Dict0, {Opts, RecvData}) -> + spawn_request(Ack, TPid, Pkt, Dict0, Opts, RecvData); +spawn_request(Ack, TPid, Pkt, Dict0, RecvData) -> + spawn_request(Ack, TPid, Pkt, Dict0, ?DEFAULT_SPAWN_OPTS, RecvData). -spawn_request(TPid, Pkt, Dict0, Opts, RecvData) -> - spawn_opt(fun() -> recv_request(TPid, Pkt, Dict0, RecvData) end, Opts). +spawn_request(Ack, TPid, Pkt, Dict0, Opts, RecvData) -> + spawn_opt(fun() -> + recv_request(Ack, TPid, Pkt, Dict0, RecvData) + end, + Opts). %% --------------------------------------------------------------------------- -%% recv_request/4 +%% recv_request/5 %% --------------------------------------------------------------------------- -recv_request(TPid, +recv_request(Ack, + TPid, #diameter_packet{header = #diameter_header{application_id = Id}} = Pkt, Dict0, @@ -280,6 +278,7 @@ recv_request(TPid, apps = Apps, codec = Opts} = RecvData) -> + Ack andalso (TPid ! {handler, self()}), diameter_codec:setopts([{common_dictionary, Dict0} | Opts]), send_A(recv_R(diameter_service:find_incoming_app(PeerT, TPid, Id, Apps), TPid, @@ -511,7 +510,7 @@ send_A(T, TPid, {AppDict, Dict0} = DictT0, ReqPkt, EvalPktFs, EvalFs) -> {MsgDict, Pkt} = reply(T, TPid, DictT0, EvalPktFs, ReqPkt), incr(send, Pkt, TPid, AppDict), incr_rc(send, Pkt, TPid, {MsgDict, AppDict, Dict0}), %% count outgoing - send(TPid, Pkt), + send(TPid, Pkt, _Route = self()), lists:foreach(fun diameter_lib:eval/1, EvalFs). %% answer/6 @@ -1207,7 +1206,7 @@ x(T) -> exit(T). %% --------------------------------------------------------------------------- -%% # send_request/4 +%% send_request/4 %% %% Handle an outgoing Diameter request. %% --------------------------------------------------------------------------- @@ -1296,7 +1295,7 @@ mo(T, _) -> ?ERROR({invalid_option, T}). %% --------------------------------------------------------------------------- -%% # send_request/6 +%% send_request/6 %% --------------------------------------------------------------------------- %% Send an outgoing request in its dedicated process. @@ -1745,11 +1744,6 @@ recv(TPid, Pid, TRef, {LocalTRef, MRef}) -> exit({timeout, LocalTRef, TPid} = T) end. -%% send/2 - -send(Pid, Pkt) -> - Pid ! {send, Pkt}. - %% send/3 send(Pid, Pkt, Route) -> |