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-rw-r--r--lib/diameter/test/diameter_traffic_SUITE.erl375
1 files changed, 269 insertions, 106 deletions
diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl
index 4b67372016..17faf30a9b 100644
--- a/lib/diameter/test/diameter_traffic_SUITE.erl
+++ b/lib/diameter/test/diameter_traffic_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2010-2014. All Rights Reserved.
+%% Copyright Ericsson AB 2010-2015. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -41,6 +41,7 @@
send_eval/1,
send_bad_answer/1,
send_protocol_error/1,
+ send_experimental_result/1,
send_arbitrary/1,
send_unknown/1,
send_unknown_short/1,
@@ -59,6 +60,7 @@
send_unexpected_mandatory_decode/1,
send_unexpected_mandatory/1,
send_long/1,
+ send_maxlen/1,
send_nopeer/1,
send_noapp/1,
send_discard/1,
@@ -122,8 +124,6 @@
-define(ADDR, {127,0,0,1}).
--define(CLIENT, "CLIENT").
--define(SERVER, "SERVER").
-define(REALM, "erlang.org").
-define(HOST(Host, Realm), Host ++ [$.|Realm]).
@@ -141,11 +141,23 @@
%% Which common dictionary to use in the clients.
-define(RFCS, [rfc3588, rfc6733]).
+%% Whether to decode stringish Diameter types to strings, or leave
+%% them as binary.
+-define(STRING_DECODES, [true, false]).
+
+%% Which transport protocol to use.
+-define(TRANSPORTS, [tcp, sctp]).
+
-record(group,
- {client_encoding,
+ {transport,
+ client_service,
+ client_encoding,
client_dict0,
+ client_strings,
+ server_service,
server_encoding,
- server_container}).
+ server_container,
+ server_strings}).
%% Not really what we should be setting unless the message is sent in
%% the common application but diameter doesn't care.
@@ -166,7 +178,7 @@
?answer_message(_, ResultCode)).
%% Config for diameter:start_service/2.
--define(SERVICE(Name),
+-define(SERVICE(Name, Decode),
[{'Origin-Host', Name ++ "." ++ ?REALM},
{'Origin-Realm', ?REALM},
{'Host-IP-Address', [?ADDR]},
@@ -175,6 +187,8 @@
{'Auth-Application-Id', [?DIAMETER_APP_ID_COMMON]},
{'Acct-Application-Id', [?DIAMETER_APP_ID_ACCOUNTING]},
{restrict_connections, false},
+ {string_decode, Decode},
+ {incoming_maxlen, 1 bsl 21},
{spawn_opt, [{min_heap_size, 5000}]}
| [{application, [{dictionary, D},
{module, ?MODULE},
@@ -224,37 +238,78 @@
%% ===========================================================================
suite() ->
- [{timetrap, {seconds, 60}}].
+ [{timetrap, {seconds, 10}}].
all() ->
- [start, start_services, add_transports, result_codes]
- ++ [{group, ?util:name([R,D,A,C]), P} || R <- ?ENCODINGS,
- D <- ?RFCS,
- A <- ?ENCODINGS,
- C <- ?CONTAINERS,
- P <- [[], [parallel]]]
- ++ [outstanding, remove_transports, empty, stop_services, stop].
+ [start, result_codes, {group, traffic}, outstanding, empty, stop].
groups() ->
Ts = tc(),
- [{?util:name([R,D,A,C]), [], Ts} || R <- ?ENCODINGS,
- D <- ?RFCS,
- A <- ?ENCODINGS,
- C <- ?CONTAINERS].
+ Sctp = ?util:have_sctp(),
+ [{?util:name([R,D,A,C]), [parallel], Ts} || R <- ?ENCODINGS,
+ D <- ?RFCS,
+ A <- ?ENCODINGS,
+ C <- ?CONTAINERS]
+ ++
+ [{?util:name([T,R,D,A,C,SD,CD]),
+ [],
+ [start_services,
+ add_transports,
+ result_codes,
+ {group, ?util:name([R,D,A,C])},
+ remove_transports,
+ stop_services]}
+ || T <- ?TRANSPORTS,
+ T /= sctp orelse Sctp,
+ R <- ?ENCODINGS,
+ D <- ?RFCS,
+ A <- ?ENCODINGS,
+ C <- ?CONTAINERS,
+ SD <- ?STRING_DECODES,
+ CD <- ?STRING_DECODES]
+ ++
+ [{traffic, [parallel], [{group, ?util:name([T,R,D,A,C,SD,CD])}
+ || T <- ?TRANSPORTS,
+ T /= sctp orelse Sctp,
+ R <- ?ENCODINGS,
+ D <- ?RFCS,
+ A <- ?ENCODINGS,
+ C <- ?CONTAINERS,
+ SD <- ?STRING_DECODES,
+ CD <- ?STRING_DECODES]}].
init_per_group(Name, Config) ->
- [R,D,A,C] = ?util:name(Name),
- G = #group{client_encoding = R,
- client_dict0 = dict0(D),
- server_encoding = A,
- server_container = C},
- [{group, G} | Config].
+ case ?util:name(Name) of
+ [T,R,D,A,C,SD,CD] ->
+ G = #group{transport = T,
+ client_service = [$C|?util:unique_string()],
+ client_encoding = R,
+ client_dict0 = dict0(D),
+ client_strings = CD,
+ server_service = [$S|?util:unique_string()],
+ server_encoding = A,
+ server_container = C,
+ server_strings = SD},
+ [{group, G} | Config];
+ _ ->
+ Config
+ end.
end_per_group(_, _) ->
ok.
+%% Skip testcases that can reasonably fail under SCTP.
init_per_testcase(Name, Config) ->
- [{testcase, Name} | Config].
+ case [skip || #group{transport = sctp}
+ <- [proplists:get_value(group, Config)],
+ send_maxlen == Name
+ orelse send_long == Name]
+ of
+ [skip] ->
+ {skip, sctp};
+ [] ->
+ [{testcase, Name} | Config]
+ end.
end_per_testcase(_, _) ->
ok.
@@ -267,6 +322,7 @@ tc() ->
send_eval,
send_bad_answer,
send_protocol_error,
+ send_experimental_result,
send_arbitrary,
send_unknown,
send_unknown_short,
@@ -285,6 +341,7 @@ tc() ->
send_unexpected_mandatory_decode,
send_unexpected_mandatory,
send_long,
+ send_maxlen,
send_nopeer,
send_noapp,
send_discard,
@@ -319,19 +376,29 @@ tc() ->
start(_Config) ->
ok = diameter:start().
-start_services(_Config) ->
- ok = diameter:start_service(?SERVER, ?SERVICE(?SERVER)),
- ok = diameter:start_service(?CLIENT, [{sequence, ?CLIENT_MASK}
- | ?SERVICE(?CLIENT)]).
+start_services(Config) ->
+ #group{client_service = CN,
+ client_strings = CD,
+ server_service = SN,
+ server_strings = SD}
+ = group(Config),
+ ok = diameter:start_service(SN, ?SERVICE(SN, SD)),
+ ok = diameter:start_service(CN, [{sequence, ?CLIENT_MASK}
+ | ?SERVICE(CN, CD)]).
add_transports(Config) ->
- LRef = ?util:listen(?SERVER,
- tcp,
+ #group{transport = T,
+ client_service = CN,
+ server_service = SN}
+ = group(Config),
+ LRef = ?util:listen(SN,
+ T,
[{capabilities_cb, fun capx/2},
+ {pool_size, 8},
{spawn_opt, [{min_heap_size, 8096}]},
{applications, apps(rfc3588)}]),
- Cs = [?util:connect(?CLIENT,
- tcp,
+ Cs = [?util:connect(CN,
+ T,
LRef,
[{id, Id},
{capabilities, [{'Origin-State-Id', origin(Id)}]},
@@ -354,12 +421,18 @@ outstanding(_Config) ->
is_atom(element(1,T))].
remove_transports(Config) ->
+ #group{client_service = CN,
+ server_service = SN}
+ = group(Config),
[LRef | Cs] = ?util:read_priv(Config, "transport"),
- [?util:disconnect(?CLIENT, C, ?SERVER, LRef) || C <- Cs].
+ [?util:disconnect(CN, C, SN, LRef) || C <- Cs].
-stop_services(_Config) ->
- ok = diameter:stop_service(?CLIENT),
- ok = diameter:stop_service(?SERVER).
+stop_services(Config) ->
+ #group{client_service = CN,
+ server_service = SN}
+ = group(Config),
+ ok = diameter:stop_service(CN),
+ ok = diameter:stop_service(SN).
%% Ensure even transports have been removed from request table.
empty(_Config) ->
@@ -394,7 +467,7 @@ send_ok(Config) ->
Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD},
{'Accounting-Record-Number', 1}],
- ['ACA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['ACA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req).
%% Send an accounting ACR that the server answers badly to.
@@ -410,16 +483,17 @@ send_eval(Config) ->
Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD},
{'Accounting-Record-Number', 3}],
- ['ACA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['ACA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req).
%% Send an accounting ACR that the server tries to answer with an
-%% inappropriate header, resulting in no answer being sent and the
-%% request timing out.
+%% inappropriate header. That the error is detected is coded in
+%% handle_answer.
send_bad_answer(Config) ->
Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD},
{'Accounting-Record-Number', 2}],
- {timeout, _} = call(Config, Req).
+ ?answer_message(?SUCCESS)
+ = call(Config, Req).
%% Send an ACR that the server callback answers explicitly with a
%% protocol error.
@@ -430,23 +504,32 @@ send_protocol_error(Config) ->
?answer_message(?TOO_BUSY)
= call(Config, Req).
+%% Send a 3xxx Experimental-Result in an answer not setting the E-bit
+%% and missing a Result-Code.
+send_experimental_result(Config) ->
+ Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD},
+ {'Accounting-Record-Number', 5}],
+ ['ACA', {'Session-Id', _} | _]
+ = call(Config, Req).
+
%% Send an ASR with an arbitrary non-mandatory AVP and expect success
%% and the same AVP in the reply.
send_arbitrary(Config) ->
Req = ['ASR', {'AVP', [#diameter_avp{name = 'Product-Name',
value = "XXX"}]}],
- ['ASA', _SessionId, {'Result-Code', ?SUCCESS} | Avps]
+ ['ASA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | Avps]
= call(Config, Req),
{'AVP', [#diameter_avp{name = 'Product-Name',
- value = "XXX"}]}
- = lists:last(Avps).
+ value = V}]}
+ = lists:last(Avps),
+ "XXX" = string(V, Config).
%% Send an unknown AVP (to some client) and check that it comes back.
send_unknown(Config) ->
Req = ['ASR', {'AVP', [#diameter_avp{code = 999,
is_mandatory = false,
data = <<17>>}]}],
- ['ASA', _SessionId, {'Result-Code', ?SUCCESS} | Avps]
+ ['ASA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | Avps]
= call(Config, Req),
{'AVP', [#diameter_avp{code = 999,
is_mandatory = false,
@@ -462,7 +545,7 @@ send_unknown_short(Config, M, RC) ->
Req = ['ASR', {'AVP', [#diameter_avp{code = 999,
is_mandatory = M,
data = <<17>>}]}],
- ['ASA', _SessionId, {'Result-Code', RC} | Avps]
+ ['ASA', {'Session-Id', _}, {'Result-Code', RC} | Avps]
= call(Config, Req),
[#'diameter_base_Failed-AVP'{'AVP' = As}]
= proplists:get_value('Failed-AVP', Avps),
@@ -476,7 +559,7 @@ send_unknown_mandatory(Config) ->
Req = ['ASR', {'AVP', [#diameter_avp{code = 999,
is_mandatory = true,
data = <<17>>}]}],
- ['ASA', _SessionId, {'Result-Code', ?AVP_UNSUPPORTED} | Avps]
+ ['ASA', {'Session-Id', _}, {'Result-Code', ?AVP_UNSUPPORTED} | Avps]
= call(Config, Req),
[#'diameter_base_Failed-AVP'{'AVP' = As}]
= proplists:get_value('Failed-AVP', Avps),
@@ -496,7 +579,7 @@ send_unexpected_mandatory_decode(Config) ->
Req = ['ASR', {'AVP', [#diameter_avp{code = 27, %% Session-Timeout
is_mandatory = true,
data = <<12:32>>}]}],
- ['ASA', _SessionId, {'Result-Code', ?AVP_UNSUPPORTED} | Avps]
+ ['ASA', {'Session-Id', _}, {'Result-Code', ?AVP_UNSUPPORTED} | Avps]
= call(Config, Req),
[#'diameter_base_Failed-AVP'{'AVP' = As}]
= proplists:get_value('Failed-AVP', Avps),
@@ -532,7 +615,7 @@ send_error_bit(Config) ->
%% Send a bad version and check that we get 5011.
send_unsupported_version(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
- ['STA', _SessionId, {'Result-Code', ?UNSUPPORTED_VERSION} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?UNSUPPORTED_VERSION} | _]
= call(Config, Req).
%% Send a request containing an AVP length > data size.
@@ -552,14 +635,14 @@ send_zero_avp_length(Config) ->
send_invalid_avp_length(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
- ['STA', _SessionId,
+ ['STA', {'Session-Id', _},
{'Result-Code', ?INVALID_AVP_LENGTH},
- _OriginHost,
- _OriginRealm,
- _UserName,
- _Class,
- _ErrorMessage,
- _ErrorReportingHost,
+ {'Origin-Host', _},
+ {'Origin-Realm', _},
+ {'User-Name', _},
+ {'Class', _},
+ {'Error-Message', _},
+ {'Error-Reporting-Host', _},
{'Failed-AVP', [#'diameter_base_Failed-AVP'{'AVP' = [_]}]}
| _]
= call(Config, Req).
@@ -577,25 +660,33 @@ send_invalid_reject(Config) ->
send_unexpected_mandatory(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
- ['STA', _SessionId, {'Result-Code', ?AVP_UNSUPPORTED} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?AVP_UNSUPPORTED} | _]
= call(Config, Req).
%% Send something long that will be fragmented by TCP.
send_long(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT},
{'User-Name', [lists:duplicate(1 bsl 20, $X)]}],
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req).
+%% Send something longer than the configure incoming_maxlen.
+send_maxlen(Config) ->
+ Req = ['STR', {'Termination-Cause', ?LOGOUT},
+ {'User-Name', [lists:duplicate(1 bsl 21, $X)]}],
+ {timeout, _} = call(Config, Req).
+
%% Send something for which pick_peer finds no suitable peer.
send_nopeer(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
{error, no_connection} = call(Config, Req, [{extra, [?EXTRA]}]).
%% Send something on an unconfigured application.
-send_noapp(_Config) ->
+send_noapp(Config) ->
+ #group{client_service = CN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
- {error, no_connection} = diameter:call(?CLIENT, unknown_alias, Req).
+ {error, no_connection} = diameter:call(CN, unknown_alias, Req).
%% Send something that's discarded by prepare_request.
send_discard(Config) ->
@@ -607,8 +698,10 @@ send_any_1(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
{error, no_connection} = call(Config, Req, [{filter, {any, []}}]).
send_any_2(Config) ->
+ #group{server_service = SN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT},
- {'Destination-Host', [?HOST(?SERVER, "unknown.org")]}],
+ {'Destination-Host', [?HOST(SN, "unknown.org")]}],
?answer_message(?UNABLE_TO_DELIVER)
= call(Config, Req, [{filter, {any, [host, realm]}}]).
@@ -616,12 +709,14 @@ send_any_2(Config) ->
send_all_1(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
Realm = lists:foldr(fun(C,A) -> [C,A] end, [], ?REALM),
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req, [{filter, {all, [{host, any},
{realm, Realm}]}}]).
send_all_2(Config) ->
+ #group{server_service = SN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT},
- {'Destination-Host', [?HOST(?SERVER, "unknown.org")]}],
+ {'Destination-Host', [?HOST(SN, "unknown.org")]}],
{error, no_connection}
= call(Config, Req, [{filter, {all, [host, realm]}}]).
@@ -634,9 +729,8 @@ send_timeout(Config) ->
%% received the Session-Id.
send_error(Config) ->
Req = ['RAR', {'Re-Auth-Request-Type', ?AUTHORIZE_AUTHENTICATE}],
- ?answer_message(SId, ?TOO_BUSY)
- = call(Config, Req),
- true = undefined /= SId.
+ ?answer_message([_], ?TOO_BUSY)
+ = call(Config, Req).
%% Send a request with the detached option and receive it as a message
%% from handle_answer instead.
@@ -645,7 +739,7 @@ send_detach(Config) ->
Ref = make_ref(),
ok = call(Config, Req, [{extra, [{self(), Ref}]}, detach]),
Ans = receive {Ref, T} -> T end,
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= Ans.
%% Send a request which can't be encoded and expect {error, encode}.
@@ -654,13 +748,15 @@ send_encode_error(Config) ->
%% Send with filtering and expect success.
send_destination_1(Config) ->
+ #group{server_service = SN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT},
- {'Destination-Host', [?HOST(?SERVER, ?REALM)]}],
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ {'Destination-Host', [?HOST(SN, ?REALM)]}],
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req, [{filter, {all, [host, realm]}}]).
send_destination_2(Config) ->
Req = ['STR', {'Termination-Cause', ?LOGOUT}],
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, Req, [{filter, {all, [host, realm]}}]).
%% Send with filtering on and expect failure when specifying an
@@ -671,8 +767,10 @@ send_destination_3(Config) ->
{error, no_connection}
= call(Config, Req, [{filter, {all, [host, realm]}}]).
send_destination_4(Config) ->
+ #group{server_service = SN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT},
- {'Destination-Host', [?HOST(?SERVER, "unknown.org")]}],
+ {'Destination-Host', [?HOST(SN, "unknown.org")]}],
{error, no_connection}
= call(Config, Req, [{filter, {all, [host, realm]}}]).
@@ -684,8 +782,10 @@ send_destination_5(Config) ->
?answer_message(?REALM_NOT_SERVED)
= call(Config, Req).
send_destination_6(Config) ->
+ #group{server_service = SN}
+ = group(Config),
Req = ['STR', {'Termination-Cause', ?LOGOUT},
- {'Destination-Host', [?HOST(?SERVER, "unknown.org")]}],
+ {'Destination-Host', [?HOST(SN, "unknown.org")]}],
?answer_message(?UNABLE_TO_DELIVER)
= call(Config, Req).
@@ -720,7 +820,7 @@ send_bad_filter(Config, F) ->
%% Specify multiple filter options and expect them be conjunctive.
send_multiple_filters_1(Config) ->
Fun = fun(#diameter_caps{}) -> true end,
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= send_multiple_filters(Config, [host, {eval, Fun}]).
send_multiple_filters_2(Config) ->
E = {erlang, is_tuple, []},
@@ -731,7 +831,7 @@ send_multiple_filters_3(Config) ->
E2 = {erlang, is_tuple, []},
E3 = {erlang, is_record, [diameter_caps]},
E4 = [{erlang, is_record, []}, diameter_caps],
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= send_multiple_filters(Config, [{eval, E} || E <- [E1,E2,E3,E4]]).
send_multiple_filters(Config, Fs) ->
@@ -742,24 +842,39 @@ send_multiple_filters(Config, Fs) ->
%% only the return value from the prepare_request callback being
%% significant.
send_anything(Config) ->
- ['STA', _SessionId, {'Result-Code', ?SUCCESS} | _]
+ ['STA', {'Session-Id', _}, {'Result-Code', ?SUCCESS} | _]
= call(Config, anything).
%% ===========================================================================
+group(Config) ->
+ #group{} = proplists:get_value(group, Config).
+
+string(V, Config) ->
+ #group{client_strings = B} = group(Config),
+ decode(V,B).
+
+decode(S, true)
+ when is_list(S) ->
+ S;
+decode(B, false)
+ when is_binary(B) ->
+ binary_to_list(B).
+
call(Config, Req) ->
call(Config, Req, []).
call(Config, Req, Opts) ->
Name = proplists:get_value(testcase, Config),
- #group{client_encoding = ReqEncoding,
+ #group{client_service = CN,
+ client_encoding = ReqEncoding,
client_dict0 = Dict0}
= Group
- = proplists:get_value(group, Config),
- diameter:call(?CLIENT,
+ = group(Config),
+ diameter:call(CN,
dict(Req, Dict0),
msg(Req, ReqEncoding, Dict0),
- [{extra, [{Name, Group}, now()]} | Opts]).
+ [{extra, [{Name, Group}, diameter_lib:now()]} | Opts]).
origin({A,C}) ->
2*codec(A) + container(C);
@@ -843,35 +958,38 @@ peer_down(_SvcName, _Peer, State) ->
%% pick_peer/6-7
-pick_peer(Peers, _, ?CLIENT, _State, {Name, Group}, _)
+pick_peer(Peers, _, [$C|_], _State, {Name, Group}, _)
when Name /= send_detach ->
find(Group, Peers).
-pick_peer(_Peers, _, ?CLIENT, _State, {send_nopeer, _}, _, ?EXTRA) ->
+pick_peer(_Peers, _, [$C|_], _State, {send_nopeer, _}, _, ?EXTRA) ->
false;
-pick_peer(Peers, _, ?CLIENT, _State, {send_detach, Group}, _, {_,_}) ->
+pick_peer(Peers, _, [$C|_], _State, {send_detach, Group}, _, {_,_}) ->
find(Group, Peers).
-find(#group{server_encoding = A, server_container = C}, Peers) ->
+find(#group{client_service = CN,
+ server_encoding = A,
+ server_container = C},
+ Peers) ->
Id = {A,C},
- [P] = [P || P <- Peers, id(Id, P)],
+ [P] = [P || P <- Peers, id(Id, P, CN)],
{ok, P}.
-id(Id, {Pid, _Caps}) ->
+id(Id, {Pid, _Caps}, SvcName) ->
[{ref, _}, {type, _}, {options, Opts} | _]
- = diameter:service_info(?CLIENT, Pid),
+ = diameter:service_info(SvcName, Pid),
lists:member({id, Id}, Opts).
%% prepare_request/5-6
-prepare_request(_Pkt, ?CLIENT, {_Ref, _Caps}, {send_discard, _}, _) ->
+prepare_request(_Pkt, [$C|_], {_Ref, _Caps}, {send_discard, _}, _) ->
{discard, unprepared};
-prepare_request(Pkt, ?CLIENT, {_Ref, Caps}, {Name, Group}, _) ->
+prepare_request(Pkt, [$C|_], {_Ref, Caps}, {Name, Group}, _) ->
{send, prepare(Pkt, Caps, Name, Group)}.
-prepare_request(Pkt, ?CLIENT, {_Ref, Caps}, {send_detach, Group}, _, _) ->
+prepare_request(Pkt, [$C|_], {_Ref, Caps}, {send_detach, Group}, _, _) ->
{eval_packet, {send, prepare(Pkt, Caps, Group)}, [fun log/2, detach]}.
log(#diameter_packet{bin = Bin} = P, T)
@@ -1042,10 +1160,10 @@ prepare_retransmit(_Pkt, false, _Peer, _Name, _Group) ->
%% handle_answer/6-7
-handle_answer(Pkt, Req, ?CLIENT, Peer, {Name, Group}, _) ->
+handle_answer(Pkt, Req, [$C|_], Peer, {Name, Group}, _) ->
answer(Pkt, Req, Peer, Name, Group).
-handle_answer(Pkt, Req, ?CLIENT, Peer, {send_detach = Name, Group}, _, X) ->
+handle_answer(Pkt, Req, [$C|_], Peer, {send_detach = Name, Group}, _, X) ->
{Pid, Ref} = X,
Pid ! {Ref, answer(Pkt, Req, Peer, Name, Group)}.
@@ -1057,15 +1175,19 @@ answer(Pkt, Req, _Peer, Name, #group{client_dict0 = Dict0}) ->
[R | Vs] = Dict:'#get-'(answer(Ans, Es, Name)),
[Dict:rec2msg(R) | Vs].
-answer(Rec, [_|_], N)
- when N == send_long_avp_length;
- N == send_short_avp_length;
- N == send_zero_avp_length;
- N == send_invalid_avp_length;
- N == send_invalid_reject;
- N == send_unknown_short_mandatory;
- N == send_unexpected_mandatory_decode ->
+%% Missing Result-Codec and inapproriate Experimental-Result-Code.
+answer(Rec, Es, send_experimental_result) ->
+ [{5004, #diameter_avp{name = 'Experimental-Result'}},
+ {5005, #diameter_avp{name = 'Result-Code'}}]
+ = Es,
+ Rec;
+
+%% An inappropriate E-bit results in a decode error ...
+answer(Rec, Es, send_bad_answer) ->
+ [{5004, #diameter_avp{name = 'Result-Code'}} | _] = Es,
Rec;
+
+%% ... while other errors are reflected in Failed-AVP.
answer(Rec, [], _) ->
Rec.
@@ -1077,11 +1199,13 @@ app(Req, _, Dict0) ->
%% handle_error/6
-handle_error(timeout = Reason, _Req, ?CLIENT, _Peer, _, Time) ->
- Now = now(),
- {Reason, {Time, Now, timer:now_diff(Now, Time)}};
+handle_error(timeout = Reason, _Req, [$C|_], _Peer, _, Time) ->
+ Now = diameter_lib:now(),
+ {Reason, {diameter_lib:timestamp(Time),
+ diameter_lib:timestamp(Now),
+ diameter_lib:micro_diff(Now, Time)}};
-handle_error(Reason, _Req, ?CLIENT, _Peer, _, _Time) ->
+handle_error(Reason, _Req, [$C|_], _Peer, _, _Time) ->
{error, Reason}.
%% handle_request/3
@@ -1089,7 +1213,9 @@ handle_error(Reason, _Req, ?CLIENT, _Peer, _, _Time) ->
%% Note that diameter will set Result-Code and Failed-AVPs if
%% #diameter_packet.errors is non-null.
-handle_request(#diameter_packet{header = H, msg = M}, ?SERVER, {_Ref, Caps}) ->
+handle_request(#diameter_packet{header = H, msg = M, avps = As},
+ _,
+ {_Ref, Caps}) ->
#diameter_header{end_to_end_id = EI,
hop_by_hop_id = HI}
= H,
@@ -1097,10 +1223,12 @@ handle_request(#diameter_packet{header = H, msg = M}, ?SERVER, {_Ref, Caps}) ->
V = EI bsr B, %% assert
V = HI bsr B, %%
#diameter_caps{origin_state_id = {_,[Id]}} = Caps,
- answer(origin(Id), request(M, Caps)).
+ answer(origin(Id), request(M, [H|As], Caps)).
answer(T, {Tag, Action, Post}) ->
{Tag, answer(T, Action), Post};
+answer(_, {reply, [#diameter_header{} | _]} = T) ->
+ T;
answer({A,C}, {reply, Ans}) ->
answer(C, {reply, msg(Ans, A, diameter_gen_base_rfc3588)});
answer(pkt, {reply, Ans})
@@ -1109,6 +1237,41 @@ answer(pkt, {reply, Ans})
answer(_, T) ->
T.
+%% request/3
+
+%% send_experimental_result
+request(#diameter_base_accounting_ACR{'Accounting-Record-Number' = 5},
+ [Hdr | Avps],
+ #diameter_caps{origin_host = {OH, _},
+ origin_realm = {OR, _}}) ->
+ [H,R|T] = [A || N <- ['Origin-Host',
+ 'Origin-Realm',
+ 'Session-Id',
+ 'Accounting-Record-Type',
+ 'Accounting-Record-Number'],
+ #diameter_avp{} = A
+ <- [lists:keyfind(N, #diameter_avp.name, Avps)]],
+ Ans = [Hdr#diameter_header{is_request = false},
+ H#diameter_avp{data = OH},
+ R#diameter_avp{data = OR},
+ #diameter_avp{name = 'Experimental-Result',
+ code = 297,
+ need_encryption = false,
+ data = [#diameter_avp{data = {?DIAMETER_DICT_COMMON,
+ 'Vendor-Id',
+ 123}},
+ #diameter_avp{data
+ = {?DIAMETER_DICT_COMMON,
+ 'Experimental-Result-Code',
+ 3987}}]}
+ | T],
+ {reply, Ans};
+
+request(Msg, _Avps, Caps) ->
+ request(Msg, Caps).
+
+%% request/2
+
%% send_nok
request(#diameter_base_accounting_ACR{'Accounting-Record-Number' = 0},
_) ->