diff options
Diffstat (limited to 'lib/diameter')
| -rw-r--r-- | lib/diameter/include/diameter_gen.hrl | 34 | ||||
| -rw-r--r-- | lib/diameter/test/diameter_traffic_SUITE.erl | 29 |
2 files changed, 42 insertions, 21 deletions
diff --git a/lib/diameter/include/diameter_gen.hrl b/lib/diameter/include/diameter_gen.hrl index 2126a5623d..55aae3a243 100644 --- a/lib/diameter/include/diameter_gen.hrl +++ b/lib/diameter/include/diameter_gen.hrl @@ -221,7 +221,9 @@ decode(Name, 'AVP', Avp, Acc) -> %% d/3 %% Don't try to decode the value of a Failed-AVP component since it -%% probably won't. +%% probably won't. Note that matching on 'Failed-AVP' assumes that +%% this is the RFC AVP, with code 279. Strictly, this doesn't need to +%% be the case, so we're assuming no one defines another Failed-AVP. d('Failed-AVP' = Name, Avp, Acc) -> decode_AVP(Name, Avp, Acc); @@ -253,17 +255,10 @@ d(Name, Avp, {Avps, Acc}) -> %% decode_AVP/3 %% %% Don't know this AVP: see if it can be packed in an 'AVP' field -%% undecoded, unless it's mandatory. Need to give Failed-AVP special -%% treatment since it'll contain any unrecognized mandatory AVP's. -%% Note that the type field is 'undefined' in this case. - -decode_AVP(Name, #diameter_avp{is_mandatory = M} = Avp, {Avps, Acc}) -> - {[Avp | Avps], if Name == 'Failed-AVP'; - not M -> - pack_AVP(Name, Avp, Acc); - true -> - unknown(Avp, Acc) - end}. +%% undecoded. Note that the type field is 'undefined' in this case. + +decode_AVP(Name, Avp, {Avps, Acc}) -> + {[Avp | Avps], pack_AVP(Name, Avp, Acc)}. %% rc/1 @@ -315,10 +310,18 @@ pack_avp(_, Arity, Avp, Acc) -> %% pack_AVP/3 -pack_AVP(Name, Avp, Acc) -> +%% Give Failed-AVP special treatment since it'll contain any +%% unrecognized mandatory AVP's. +pack_AVP(Name, #diameter_avp{is_mandatory = true} = Avp, Acc) + when Name /= 'Failed-AVP' -> + {Rec, Failed} = Acc, + {Rec, [{5001, Avp} | Failed]}; + +pack_AVP(Name, #diameter_avp{is_mandatory = M} = Avp, Acc) -> case avp_arity(Name, 'AVP') of 0 -> - unknown(Avp, Acc); + {Rec, Failed} = Acc, + {Rec, [{if M -> 5001; true -> 5008 end, Avp} | Failed]}; Arity -> pack(Arity, 'AVP', Avp, Acc) end. @@ -335,9 +338,6 @@ pack_AVP(Name, Avp, Acc) -> %% A message was received with an AVP that MUST NOT be present. The %% Failed-AVP AVP MUST be included and contain a copy of the %% offending AVP. -%% -unknown(#diameter_avp{is_mandatory = B} = Avp, {Rec, Failed}) -> - {Rec, [{if B -> 5001; true -> 5008 end, Avp} | Failed]}. %% pack/4 diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl index 1d5627af5e..42cb4b6844 100644 --- a/lib/diameter/test/diameter_traffic_SUITE.erl +++ b/lib/diameter/test/diameter_traffic_SUITE.erl @@ -54,6 +54,7 @@ send_zero_avp_length/1, send_invalid_avp_length/1, send_invalid_reject/1, + send_unrecognized_mandatory/1, send_long/1, send_nopeer/1, send_noapp/1, @@ -275,6 +276,7 @@ tc() -> send_zero_avp_length, send_invalid_avp_length, send_invalid_reject, + send_unrecognized_mandatory, send_long, send_nopeer, send_noapp, @@ -420,13 +422,14 @@ send_protocol_error(Config) -> ?answer_message(?TOO_BUSY) = call(Config, Req). -%% Send an ASR with an arbitrary AVP and expect success and the same -%% AVP in the reply. +%% 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 = 'Class', value = "XXX"}]}], + Req = ['ASR', {'AVP', [#diameter_avp{name = 'Product-Name', + value = "XXX"}]}], ['ASA', _SessionId, {'Result-Code', ?SUCCESS} | Avps] = call(Config, Req), - {'AVP', [#diameter_avp{name = 'Class', + {'AVP', [#diameter_avp{name = 'Product-Name', value = "XXX"}]} = lists:last(Avps). @@ -522,6 +525,14 @@ send_invalid_reject(Config) -> ?answer_message(?TOO_BUSY) = call(Config, Req). +%% Send an STR containing a known AVP, but one that's not allowed and +%% sets the M-bit. +send_unrecognized_mandatory(Config) -> + Req = ['STR', {'Termination-Cause', ?LOGOUT}], + + ['STA', _SessionId, {'Result-Code', ?AVP_UNSUPPORTED} | _] + = call(Config, Req). + %% Send something long that will be fragmented by TCP. send_long(Config) -> Req = ['STR', {'Termination-Cause', ?LOGOUT}, @@ -868,6 +879,16 @@ prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group) 0:32/integer, T/binary>>}; +prepare(Pkt, Caps, send_unrecognized_mandatory, #group{client_dict0 = Dict0} + = Group) -> + Req = prepare(Pkt, Caps, Group), + #diameter_packet{bin = <<V, Len:24, T/binary>>} + = E + = diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}), + {Code, Flags, undefined} = Dict0:avp_header('Proxy-State'), + Avp = <<Code:32, Flags, 8:24>>, + E#diameter_packet{bin = <<V, (Len+8):24, T/binary, Avp/binary>>}; + prepare(Pkt, Caps, send_unsupported, #group{client_dict0 = Dict0} = Group) -> Req = prepare(Pkt, Caps, Group), #diameter_packet{bin = <<H:5/binary, _CmdCode:3/binary, T/binary>>} |