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-rw-r--r--lib/diameter/include/diameter_gen.hrl34
-rw-r--r--lib/diameter/src/compiler/diameter_codegen.erl6
-rw-r--r--lib/diameter/test/diameter_codec_test.erl10
-rw-r--r--lib/diameter/test/diameter_traffic_SUITE.erl48
4 files changed, 57 insertions, 41 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/src/compiler/diameter_codegen.erl b/lib/diameter/src/compiler/diameter_codegen.erl
index 80036879ea..e687145263 100644
--- a/lib/diameter/src/compiler/diameter_codegen.erl
+++ b/lib/diameter/src/compiler/diameter_codegen.erl
@@ -574,12 +574,12 @@ cs_enumerated_avp({AvpName, Values}) ->
lists:flatmap(fun(V) -> c_enumerated_avp(AvpName, V) end, Values).
c_enumerated_avp(AvpName, {_,I}) ->
- [{?clause, [?ATOM(decode), ?Atom(AvpName), ?TERM(<<I:32/integer>>)],
+ [{?clause, [?ATOM(decode), ?Atom(AvpName), ?TERM(<<I:32>>)],
[],
[?TERM(I)]},
{?clause, [?ATOM(encode), ?Atom(AvpName), ?INTEGER(I)],
[],
- [?TERM(<<I:32/integer>>)]}].
+ [?TERM(<<I:32>>)]}].
%%% ------------------------------------------------------------------------
%%% msg_header/1
@@ -700,7 +700,7 @@ c_empty_value({Name, _, _, _}) ->
c_empty_value({Name, _}) ->
{?clause, [?Atom(Name)],
[],
- [?TERM(<<0:32/integer>>)]}.
+ [?TERM(<<0:32>>)]}.
%%% ------------------------------------------------------------------------
%%% # dict/0
diff --git a/lib/diameter/test/diameter_codec_test.erl b/lib/diameter/test/diameter_codec_test.erl
index 0baac59c1a..24d4c7665e 100644
--- a/lib/diameter/test/diameter_codec_test.erl
+++ b/lib/diameter/test/diameter_codec_test.erl
@@ -265,7 +265,7 @@ arity(M, Name, AvpName, Rec) ->
%% enum/3
enum(M, Name, {_,E}) ->
- B = <<E:32/integer>>,
+ B = <<E:32>>,
B = M:avp(encode, E, Name),
E = M:avp(decode, B, Name).
@@ -322,15 +322,15 @@ values('Unsigned64') ->
values('Float32') ->
E = (1 bsl 8) - 2,
F = (1 bsl 23) - 1,
- <<Mx:32/float>> = <<0:1/integer, E:8/integer, F:23/integer>>,
- <<Mn:32/float>> = <<1:1/integer, E:8/integer, F:23/integer>>,
+ <<Mx:32/float>> = <<0:1, E:8, F:23>>,
+ <<Mn:32/float>> = <<1:1, E:8, F:23>>,
{[0.0, infinity, '-infinity', Mx, Mn], [0]};
values('Float64') ->
E = (1 bsl 11) - 2,
F = (1 bsl 52) - 1,
- <<Mx:64/float>> = <<0:1/integer, E:11/integer, F:52/integer>>,
- <<Mn:64/float>> = <<1:1/integer, E:11/integer, F:52/integer>>,
+ <<Mx:64/float>> = <<0:1, E:11, F:52>>,
+ <<Mn:64/float>> = <<1:1, E:11, F:52>>,
{[0.0, infinity, '-infinity', Mx, Mn], [0]};
values('Address') ->
diff --git a/lib/diameter/test/diameter_traffic_SUITE.erl b/lib/diameter/test/diameter_traffic_SUITE.erl
index f222e4a3ab..38bdf55af8 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},
@@ -836,7 +847,7 @@ prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group)
= diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}),
Offset = L - 24, %% to Auth-Application-Id
<<H:Offset/binary,
- Hdr:5/binary, 12:24/integer, Data:4/binary,
+ Hdr:5/binary, 12:24, Data:4/binary,
T:12/binary>>
= B,
AL = case N of
@@ -846,7 +857,7 @@ prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group)
end,
E#diameter_packet{bin = <<H/binary,
T/binary,
- Hdr/binary, AL:24/integer, Data/binary>>};
+ Hdr/binary, AL:24, Data/binary>>};
prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group)
when N == send_invalid_avp_length;
@@ -859,21 +870,26 @@ prepare(Pkt, Caps, N, #group{client_dict0 = Dict0} = Group)
= E
= diameter_codec:encode(Dict0, 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>>};
+ <<H0:Offset/binary, 12:24, T:16/binary>> = B0,
+ <<V, L:24, H/binary>> = H0, %% assert
+ E#diameter_packet{bin = <<V, (L+4):24, H/binary, 16:24, 0:32, 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>>}
= E
= diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}),
- E#diameter_packet{bin = <<H/binary, 42:24/integer, T/binary>>};
+ E#diameter_packet{bin = <<H/binary, 42:24, T/binary>>};
prepare(Pkt, Caps, send_unsupported_app, #group{client_dict0 = Dict0}
= Group) ->
@@ -881,7 +897,7 @@ prepare(Pkt, Caps, send_unsupported_app, #group{client_dict0 = Dict0}
#diameter_packet{bin = <<H:8/binary, _ApplId:4/binary, T/binary>>}
= E
= diameter_codec:encode(Dict0, Pkt#diameter_packet{msg = Req}),
- E#diameter_packet{bin = <<H/binary, ?BAD_APP:32/integer, T/binary>>};
+ E#diameter_packet{bin = <<H/binary, ?BAD_APP:32, T/binary>>};
prepare(Pkt, Caps, send_error_bit, Group) ->
#diameter_packet{header = Hdr} = Pkt,
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 13:11:05 +0000