diff options
Diffstat (limited to 'lib/diameter/test/diameter_traffic_SUITE.erl')
| -rw-r--r-- | lib/diameter/test/diameter_traffic_SUITE.erl | 258 |
1 files changed, 224 insertions, 34 deletions
diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl index c157b0e304..b03a9ce4d1 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 2010-2012. All Rights Reserved. +%% Copyright Ericsson AB 2010-2013. 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 @@ -38,7 +38,9 @@ result_codes/1, send_ok/1, send_nok/1, + send_eval/1, send_bad_answer/1, + send_protocol_error/1, send_arbitrary/1, send_unknown/1, send_unknown_mandatory/1, @@ -47,6 +49,9 @@ send_unsupported_app/1, send_error_bit/1, send_unsupported_version/1, + send_invalid_avp_bits/1, + send_invalid_avp_length/1, + send_invalid_reject/1, send_long/1, send_nopeer/1, send_noapp/1, @@ -112,17 +117,23 @@ %% Sequence mask for End-to-End and Hop-by-Hop identifiers. -define(CLIENT_MASK, {1,26}). %% 1 in top 6 bits -%% Run tests cases in different encoding variants. Send outgoing -%% messages as lists or records. +%% How to construct messages, as record or list. -define(ENCODINGS, [list, record]). -%% Identifers for client connections. --define(CONNECTIONS, [c1,c2,c3]). +%% How to send answers, in a diameter_packet or not. +-define(CONTAINERS, [pkt, msg]). + +%% Send over multiple connections that are mapped onto +%% [{E,P} || E <- ?ENCODINGS, P <- ?CONTAINERS]. +-define(CONNECTIONS, [c0,c1,c2,c3]). %% Not really what we should be setting unless the message is sent in %% the common application but diameter doesn't care. -define(APP_ID, ?DIAMETER_APP_ID_COMMON). +%% An Application-ID the server doesn't support. +-define(BAD_APP, 42). + %% Config for diameter:start_service/2. -define(SERVICE(Name), [{'Origin-Host', Name ++ "." ++ ?REALM}, @@ -158,6 +169,8 @@ ?'DIAMETER_BASE_RESULT-CODE_DIAMETER_REALM_NOT_SERVED'). -define(UNABLE_TO_DELIVER, ?'DIAMETER_BASE_RESULT-CODE_DIAMETER_UNABLE_TO_DELIVER'). +-define(INVALID_AVP_LENGTH, + ?'DIAMETER_BASE_RESULT-CODE_DIAMETER_INVALID_AVP_LENGTH'). -define(EVENT_RECORD, ?'DIAMETER_BASE_ACCOUNTING-RECORD-TYPE_EVENT_RECORD'). @@ -170,6 +183,8 @@ ?'DIAMETER_BASE_TERMINATION-CAUSE_DIAMETER_LOGOUT'). -define(BAD_ANSWER, ?'DIAMETER_BASE_TERMINATION-CAUSE_DIAMETER_BAD_ANSWER'). +-define(USER_MOVED, + ?'DIAMETER_BASE_TERMINATION-CAUSE_DIAMETER_USER_MOVED'). -define(A, list_to_atom). -define(L, atom_to_list). @@ -183,14 +198,17 @@ suite() -> all() -> [start, start_services, add_transports, result_codes] - ++ [{group, ?util:name([E,C]), P} || E <- ?ENCODINGS, - C <- ?CONNECTIONS, - P <- [[], [parallel]]] + ++ [{group, ?util:name([R,C,A]), P} || R <- ?ENCODINGS, + C <- ?CONTAINERS, + A <- ?ENCODINGS, + P <- [[], [parallel]]] ++ [remove_transports, stop_services, stop]. groups() -> Ts = tc(), - [{?util:name([E,C]), [], Ts} || E <- ?ENCODINGS, C <- ?CONNECTIONS]. + [{?util:name([R,C,A]), [], Ts} || R <- ?ENCODINGS, + C <- ?CONTAINERS, + A <- ?ENCODINGS]. init_per_group(Name, Config) -> [{group, Name} | Config]. @@ -209,7 +227,9 @@ end_per_testcase(_, _) -> tc() -> [send_ok, send_nok, + send_eval, send_bad_answer, + send_protocol_error, send_arbitrary, send_unknown, send_unknown_mandatory, @@ -218,6 +238,9 @@ tc() -> send_unsupported_app, send_error_bit, send_unsupported_version, + send_invalid_avp_bits, + send_invalid_avp_length, + send_invalid_reject, send_long, send_nopeer, send_noapp, @@ -260,7 +283,9 @@ start_services(_Config) -> add_transports(Config) -> LRef = ?util:listen(?SERVER, tcp, [{capabilities_cb, fun capx/2}]), - Cs = [?util:connect(?CLIENT, tcp, LRef, [{id, C}]) || C <- ?CONNECTIONS], + Cs = [?util:connect(?CLIENT, tcp, LRef, [{id, C}, + {capabilities, [osi(C)]}]) + || C <- ?CONNECTIONS], ?util:write_priv(Config, "transport", [LRef | Cs]). remove_transports(Config) -> @@ -278,11 +303,15 @@ capx(_, #diameter_caps{origin_host = {OH,DH}}) -> io:format("connection: ~p -> ~p~n", [DH,OH]), ok. +osi(Id) -> + [$c,N] = atom_to_list(Id), + {'Origin-State-Id', N - $0}. + %% =========================================================================== %% Ensure that result codes have the expected values. result_codes(_Config) -> - {2001, 3001, 3002, 3003, 3004, 3007, 3008, 3009, 5001, 5011} + {2001, 3001, 3002, 3003, 3004, 3007, 3008, 3009, 5001, 5011, 5014} = {?SUCCESS, ?COMMAND_UNSUPPORTED, ?UNABLE_TO_DELIVER, @@ -292,13 +321,14 @@ result_codes(_Config) -> ?INVALID_HDR_BITS, ?INVALID_AVP_BITS, ?AVP_UNSUPPORTED, - ?UNSUPPORTED_VERSION}. + ?UNSUPPORTED_VERSION, + ?INVALID_AVP_LENGTH}. %% Send an ACR and expect success. send_ok(Config) -> Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD}, {'Accounting-Record-Number', 1}], - + #diameter_base_accounting_ACA{'Result-Code' = ?SUCCESS} = call(Config, Req). @@ -306,10 +336,18 @@ send_ok(Config) -> send_nok(Config) -> Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD}, {'Accounting-Record-Number', 0}], - + #'diameter_base_answer-message'{'Result-Code' = ?INVALID_AVP_BITS} = call(Config, Req). +%% Send an ACR and expect success. +send_eval(Config) -> + Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD}, + {'Accounting-Record-Number', 3}], + + #diameter_base_accounting_ACA{'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. @@ -318,6 +356,15 @@ send_bad_answer(Config) -> {'Accounting-Record-Number', 2}], {error, timeout} = call(Config, Req). +%% Send an ACR that the server callback answers explicitly with a +%% protocol error. +send_protocol_error(Config) -> + Req = ['ACR', {'Accounting-Record-Type', ?EVENT_RECORD}, + {'Accounting-Record-Number', 4}], + + #'diameter_base_answer-message'{'Result-Code' = ?TOO_BUSY} + = call(Config, Req). + %% Send an ASR with an arbitrary AVP and expect success and the same %% AVP in the reply. send_arbitrary(Config) -> @@ -385,6 +432,29 @@ send_unsupported_version(Config) -> #diameter_base_STA{'Result-Code' = ?UNSUPPORTED_VERSION} = call(Config, Req). +%% Send a request containing an incorrect AVP length. +send_invalid_avp_bits(Config) -> + Req = ['STR', {'Termination-Cause', ?LOGOUT}], + + #'diameter_base_answer-message'{'Result-Code' = ?INVALID_AVP_BITS} + = call(Config, Req). + +%% Send a request containing an AVP length that doesn't match the +%% AVP's type. +send_invalid_avp_length(Config) -> + Req = ['STR', {'Termination-Cause', ?LOGOUT}], + + #'diameter_base_STA'{'Result-Code' = ?INVALID_AVP_LENGTH} + = call(Config, Req). + +%% Send a request containing 5xxx errors that the server rejects with +%% 3xxx. +send_invalid_reject(Config) -> + Req = ['STR', {'Termination-Cause', ?USER_MOVED}], + + #'diameter_base_answer-message'{'Result-Code' = ?TOO_BUSY} + = call(Config, Req). + %% Send something long that will be fragmented by TCP. send_long(Config) -> Req = ['STR', {'Termination-Cause', ?LOGOUT}, @@ -559,21 +629,44 @@ call(Config, Req) -> call(Config, Req, Opts) -> Name = proplists:get_value(testcase, Config), - [Encoding, Client] = ?util:name(proplists:get_value(group, Config)), + [Encoding, C, E] = ?util:name(proplists:get_value(group, Config)), diameter:call(?CLIENT, dict(Req), - req(Req, Encoding), - [{extra, [Name, Client]} | Opts]). + msg(Req, Encoding), + [{extra, [Name, client(E,C)]} | Opts]). + +client(E, C) -> + list_to_atom([$c, $0 + 2*codec(E) + container(C)]). + +client(N) -> + {codec(N bsr 1), container(N rem 2)}. -req(['ACR' = H | T], record) -> +codec(record) -> 0; +codec(list) -> 1; +codec(0) -> record; +codec(1) -> list. + +%% Here we're just mapping booleans but the readable atoms are part of +%% (constructed) group names, so it's good that they're readable. + +container(pkt) -> 0; +container(msg) -> 1; +container(0) -> pkt; +container(1) -> msg. + +msg([H|T], record) + when H == 'ACR'; + H == 'ACA' -> ?ACCT:'#new-'(?ACCT:msg2rec(H), T); -req([H|T], record) -> +msg([H|T], record) -> ?BASE:'#new-'(?BASE:msg2rec(H), T); -req(T, _) -> +msg(T, _) -> T. dict(['ACR' | _]) -> ?ACCT; +dict(#diameter_base_accounting_ACR{}) -> + ?ACCT; dict(_) -> ?BASE. @@ -647,6 +740,40 @@ prepare_request(Pkt, ?CLIENT, {_Ref, Caps}, send_detach, _, _) -> log(#diameter_packet{} = P, T) -> io:format("~p: ~p~n", [T,P]). +%% prepare/3 + +prepare(Pkt, Caps, send_invalid_avp_bits) -> + Req = prepare(Pkt, Caps), + %% Last AVP in our STR is Termination-Cause of type Unsigned32: + %% set its length improperly. + #diameter_packet{header = #diameter_header{length = L}, + bin = B} + = E + = diameter_codec:encode(?BASE, Pkt#diameter_packet{msg = Req}), + Offset = L - 7, %% to AVP Length + <<H:Offset/binary, 12:24/integer, T:4/binary>> = B, + E#diameter_packet{bin = <<H/binary, 13:24/integer, T/binary>>}; + +prepare(Pkt, Caps, N) + when N == send_invalid_avp_length; + N == send_invalid_reject -> + Req = prepare(Pkt, Caps), + %% Second last AVP in our STR is Auth-Application-Id of type + %% Unsigned32: Send a value of length 8. + #diameter_packet{header = #diameter_header{length = L}, + bin = B0} + = E + = diameter_codec:encode(?BASE, Pkt#diameter_packet{msg = Req}), + Offset = L - 7 - 12, %% to AVP Length + <<H0:Offset/binary, 12:24/integer, T:16/binary>> = B0, + <<V, L:24/integer, H/binary>> = H0, %% assert + E#diameter_packet{bin = <<V, + (L+4):24/integer, + H/binary, + 16:24/integer, + 0:32/integer, + T/binary>>}; + prepare(Pkt, Caps, send_unsupported) -> Req = prepare(Pkt, Caps), #diameter_packet{bin = <<H:5/binary, _CmdCode:3/binary, T/binary>>} @@ -659,7 +786,7 @@ prepare(Pkt, Caps, send_unsupported_app) -> #diameter_packet{bin = <<H:8/binary, _ApplId:4/binary, T/binary>>} = E = diameter_codec:encode(?BASE, Pkt#diameter_packet{msg = Req}), - E#diameter_packet{bin = <<H/binary, 42:32/integer, T/binary>>}; + E#diameter_packet{bin = <<H/binary, ?BAD_APP:32/integer, T/binary>>}; prepare(Pkt, Caps, send_error_bit) -> #diameter_packet{header = Hdr} = Pkt, @@ -678,6 +805,8 @@ prepare(Pkt, Caps, send_anything) -> prepare(Pkt, Caps, _Name) -> prepare(Pkt, Caps). +%% prepare/2 + prepare(#diameter_packet{msg = Req}, Caps) when is_record(Req, diameter_base_accounting_ACR); 'ACR' == hd(Req) -> @@ -741,9 +870,26 @@ handle_answer(Pkt, Req, ?CLIENT, Peer, Name, _Id) -> handle_answer(Pkt, _Req, ?CLIENT, _Peer, send_detach, _Id, {Pid, Ref}) -> Pid ! {Ref, Pkt}. -answer(#diameter_packet{msg = Rec, errors = []}, _Req, _Peer, _) -> +answer(Pkt, Req, _Peer, Name) -> + #diameter_packet{header = H, msg = Rec, errors = Es} = Pkt, + ApplId = app(Req, Name), + #diameter_header{application_id = ApplId} = H, %% assert + answer(Rec, Es, Name). + +answer(Rec, [_|_], N) + when N == send_invalid_avp_bits; + N == send_invalid_avp_length; + N == send_invalid_reject -> + Rec; +answer(Rec, [], _) -> Rec. +app(_, send_unsupported_app) -> + ?BAD_APP; +app(Req, _) -> + Dict = dict(Req), + Dict:id(). + %% handle_error/6 handle_error(Reason, _Req, ?CLIENT, _Peer, _Name, _Id) -> @@ -761,12 +907,24 @@ handle_request(#diameter_packet{header = H, msg = M}, ?SERVER, {_Ref, Caps}) -> {V,B} = ?CLIENT_MASK, V = EI bsr B, %% assert V = HI bsr B, %% - request(M, Caps). + #diameter_caps{origin_state_id = {_,[N]}} = Caps, + answer(client(N), request(M, Caps)). + +answer(T, {Tag, Action, Post}) -> + {Tag, answer(T, Action), Post}; +answer({E,C}, {reply, Ans}) -> + answer(C, {reply, msg(Ans, E)}); +answer(pkt, {reply, Ans}) -> + {reply, #diameter_packet{msg = Ans}}; +answer(_, T) -> + T. +%% send_nok request(#diameter_base_accounting_ACR{'Accounting-Record-Number' = 0}, _) -> {eval_packet, {protocol_error, ?INVALID_AVP_BITS}, [fun log/2, invalid]}; +%% send_bad_answer request(#diameter_base_accounting_ACR{'Session-Id' = SId, 'Accounting-Record-Type' = RT, 'Accounting-Record-Number' = 2 = RN}, @@ -779,12 +937,27 @@ request(#diameter_base_accounting_ACR{'Session-Id' = SId, {'Accounting-Record-Type', RT}, {'Accounting-Record-Number', RN}], - {reply, #diameter_packet{header = #diameter_header{is_error = true},%% not + {reply, #diameter_packet{header = #diameter_header{is_error = true},%% NOT msg = Ans}}; +%% send_eval +request(#diameter_base_accounting_ACR{'Session-Id' = SId, + 'Accounting-Record-Type' = RT, + 'Accounting-Record-Number' = 3 = RN}, + #diameter_caps{origin_host = {OH, _}, + origin_realm = {OR, _}}) -> + Ans = ['ACA', {'Result-Code', ?SUCCESS}, + {'Session-Id', SId}, + {'Origin-Host', OH}, + {'Origin-Realm', OR}, + {'Accounting-Record-Type', RT}, + {'Accounting-Record-Number', RN}], + {eval, {reply, Ans}, {erlang, now, []}}; + +%% send_ok request(#diameter_base_accounting_ACR{'Session-Id' = SId, 'Accounting-Record-Type' = RT, - 'Accounting-Record-Number' = RN}, + 'Accounting-Record-Number' = 1 = RN}, #diameter_caps{origin_host = {OH, _}, origin_realm = {OR, _}}) -> {reply, ['ACA', {'Result-Code', ?SUCCESS}, @@ -794,26 +967,42 @@ request(#diameter_base_accounting_ACR{'Session-Id' = SId, {'Accounting-Record-Type', RT}, {'Accounting-Record-Number', RN}]}; +%% send_protocol_error +request(#diameter_base_accounting_ACR{'Accounting-Record-Number' = 4}, + #diameter_caps{origin_host = {OH, _}, + origin_realm = {OR, _}}) -> + Ans = ['answer-message', {'Result-Code', ?TOO_BUSY}, + {'Origin-Host', OH}, + {'Origin-Realm', OR}], + {reply, Ans}; + request(#diameter_base_ASR{'Session-Id' = SId, 'AVP' = Avps}, #diameter_caps{origin_host = {OH, _}, origin_realm = {OR, _}}) -> - {reply, #diameter_base_ASA{'Result-Code' = ?SUCCESS, - 'Session-Id' = SId, - 'Origin-Host' = OH, - 'Origin-Realm' = OR, - 'AVP' = Avps}}; + {reply, ['ASA', {'Result-Code', ?SUCCESS}, + {'Session-Id', SId}, + {'Origin-Host', OH}, + {'Origin-Realm', OR}, + {'AVP', Avps}]}; + +%% send_invalid_reject +request(#diameter_base_STR{'Termination-Cause' = ?USER_MOVED}, _Caps) -> + {protocol_error, ?TOO_BUSY}; +%% send_noreply request(#diameter_base_STR{'Termination-Cause' = T}, _Caps) when T /= ?LOGOUT -> discard; +%% send_destination_5 request(#diameter_base_STR{'Destination-Realm'= R}, #diameter_caps{origin_realm = {OR, _}}) when R /= undefined, R /= OR -> {protocol_error, ?REALM_NOT_SERVED}; +%% send_destination_6 request(#diameter_base_STR{'Destination-Host'= [H]}, #diameter_caps{origin_host = {OH, _}}) when H /= OH -> @@ -822,11 +1011,12 @@ request(#diameter_base_STR{'Destination-Host'= [H]}, request(#diameter_base_STR{'Session-Id' = SId}, #diameter_caps{origin_host = {OH, _}, origin_realm = {OR, _}}) -> - {reply, #diameter_base_STA{'Result-Code' = ?SUCCESS, - 'Session-Id' = SId, - 'Origin-Host' = OH, - 'Origin-Realm' = OR}}; + {reply, ['STA', {'Result-Code', ?SUCCESS}, + {'Session-Id', SId}, + {'Origin-Host', OH}, + {'Origin-Realm', OR}]}; +%% send_error request(#diameter_base_RAR{}, _Caps) -> receive after 2000 -> ok end, {protocol_error, ?TOO_BUSY}. |