diff options
Diffstat (limited to 'lib/diameter/src/base')
| -rw-r--r-- | lib/diameter/src/base/diameter.erl | 2 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_capx.erl | 19 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_codec.erl | 20 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_config.erl | 4 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_service.erl | 17 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_types.erl | 21 | ||||
| -rw-r--r-- | lib/diameter/src/base/diameter_watchdog.erl | 28 |
7 files changed, 74 insertions, 37 deletions
diff --git a/lib/diameter/src/base/diameter.erl b/lib/diameter/src/base/diameter.erl index 77200cc7d0..d74e091e11 100644 --- a/lib/diameter/src/base/diameter.erl +++ b/lib/diameter/src/base/diameter.erl @@ -343,7 +343,7 @@ call(SvcName, App, Message) -> | {capx_timeout, 'Unsigned32'()} | {disconnect_cb, evaluable()} | {length_errors, exit | handle | discard} - | {reconnect_timer, 'Unsigned32'()} + | {connect_timer, 'Unsigned32'()} | {watchdog_timer, 'Unsigned32'() | {module(), atom(), list()}} | {watchdog_config, [{okay|suspect, non_neg_integer()}]} | {spawn_opt, list()} diff --git a/lib/diameter/src/base/diameter_capx.erl b/lib/diameter/src/base/diameter_capx.erl index 1a931a9854..93548ecafd 100644 --- a/lib/diameter/src/base/diameter_capx.erl +++ b/lib/diameter/src/base/diameter_capx.erl @@ -168,12 +168,13 @@ ipaddr(A) -> %% %% Build a CER record to send to a remote peer. -%% Use the fact that diameter_caps has the same field names as CER. +%% Use the fact that diameter_caps is expected to have the same field +%% names as CER. bCER(#diameter_caps{} = Rec, Dict) -> - Values = lists:zip(Dict:'#info-'(diameter_base_CER, fields), + RecName = Dict:msg2rec('CER'), + Values = lists:zip(Dict:'#info-'(RecName, fields), tl(tuple_to_list(Rec))), - Dict:'#new-'(diameter_base_CER, [{K, map(K, V, Dict)} - || {K,V} <- Values]). + Dict:'#new-'(RecName, [{K, map(K, V, Dict)} || {K,V} <- Values]). %% map/3 %% @@ -186,8 +187,9 @@ bCER(#diameter_caps{} = Rec, Dict) -> %% since the corresponding dictionaries expect different values for a %% 'Vendor-Id': a list for 3588, an integer for 6733. -map('Vendor-Specific-Application-Id', L, Dict) -> - Rec = Dict:'#new-'('diameter_base_Vendor-Specific-Application-Id', []), +map('Vendor-Specific-Application-Id' = T, L, Dict) -> + RecName = Dict:name2rec(T), + Rec = Dict:'#new-'(RecName, []), Def = Dict:'#get-'('Vendor-Id', Rec), [vsa(V, Def) || V <- L]; map(_, V, _) -> @@ -342,8 +344,9 @@ cs(LS, RS) -> %% CER is a subset of CEA, the latter adding Result-Code and a few %% more AVP's. cea_from_cer(CER, Dict) -> - [diameter_base_CER | Values] = Dict:'#get-'(CER), - Dict:'#set-'(Values, Dict:'#new-'(diameter_base_CEA)). + RecName = Dict:msg2rec('CEA'), + [_ | Values] = Dict:'#get-'(CER), + Dict:'#set-'(Values, Dict:'#new-'(RecName)). %% rCEA/3 diff --git a/lib/diameter/src/base/diameter_codec.erl b/lib/diameter/src/base/diameter_codec.erl index 1d647b8c87..0de4d53973 100644 --- a/lib/diameter/src/base/diameter_codec.erl +++ b/lib/diameter/src/base/diameter_codec.erl @@ -477,8 +477,11 @@ split_head(<<Code:32, 1:1, M:1, P:1, _:5, Len:24, V:32, _/bitstring>>) -> split_head(<<Code:32, 0:1, M:1, P:1, _:5, Len:24, _/bitstring>>) -> {Code, undefined, M, P, Len, 8}; -split_head(Bin) -> - ?THROW({5014, #diameter_avp{data = Bin}}). +%% Header is truncated: pack_avp/1 will pad to the minimum header +%% length. +split_head(B) + when is_bitstring(B) -> + ?THROW({5014, #diameter_avp{data = B}}). %% 3588: %% @@ -523,9 +526,8 @@ split_data(_, _, _) -> %% split_data/4 split_data(Bin, HdrLen, Len, Pad) -> - <<_:HdrLen/binary, T/bitstring>> = Bin, - case T of - <<Data:Len/binary, _:Pad/binary, Rest/bitstring>> -> + case Bin of + <<_:HdrLen/binary, Data:Len/binary, _:Pad/binary, Rest/bitstring>> -> {Data, Rest}; _ -> invalid_avp_length() @@ -573,15 +575,15 @@ pack_avp(#diameter_avp{data = {Dict, Name, Value}} = A) -> {Name, Type} = Dict:avp_name(Code, Vid), pack_avp(A#diameter_avp{data = {Hdr, {Type, Value}}}); -pack_avp(#diameter_avp{code = undefined, data = Bin}) - when is_binary(Bin) -> +pack_avp(#diameter_avp{code = undefined, data = B}) + when is_bitstring(B) -> %% Reset the AVP Length of an AVP Header resulting from a 5014 %% error. The RFC doesn't explicitly say to do this but the %% receiver can't correctly extract this and following AVP's %% without a correct length. On the downside, the header doesn't %% reveal if the received header has been padded. - Pad = 8*header_length(Bin) - bit_size(Bin), - Len = size(<<H:5/binary, _:24, T/binary>> = <<Bin/bitstring, 0:Pad>>), + Pad = 8*header_length(B) - bit_size(B), + Len = size(<<H:5/binary, _:24, T/binary>> = <<B/bitstring, 0:Pad>>), <<H/binary, Len:24, T/binary>>; %% ... or as an iolist. diff --git a/lib/diameter/src/base/diameter_config.erl b/lib/diameter/src/base/diameter_config.erl index 34b40c3a29..f5ea459fd0 100644 --- a/lib/diameter/src/base/diameter_config.erl +++ b/lib/diameter/src/base/diameter_config.erl @@ -537,7 +537,9 @@ opt({capx_timeout, Tmo}) -> opt({length_errors, T}) -> lists:member(T, [exit, handle, discard]); -opt({reconnect_timer, Tmo}) -> +opt({K, Tmo}) + when K == reconnect_timer; %% deprecated + K == connect_timer -> ?IS_UINT32(Tmo); opt({watchdog_timer, {M,F,A}}) diff --git a/lib/diameter/src/base/diameter_service.erl b/lib/diameter/src/base/diameter_service.erl index 47e03cd0a0..70e66537ed 100644 --- a/lib/diameter/src/base/diameter_service.erl +++ b/lib/diameter/src/base/diameter_service.erl @@ -1143,10 +1143,17 @@ q_restart(false, _) -> %% communicate. default_tc(connect, Opts) -> - proplists:get_value(reconnect_timer, Opts, ?DEFAULT_TC); + connect_timer(Opts, ?DEFAULT_TC); default_tc(accept, _) -> 0. +%% Accept both connect_timer and the (older) reconnect_timer, the +%% latter being a remnant from a time in which the timer did apply to +%% reconnect attempts. +connect_timer(Opts, Def0) -> + Def = proplists:get_value(reconnect_timer, Opts, Def0), + proplists:get_value(connect_timer, Opts, Def). + %% Bound tc below if the watchdog was restarted recently to avoid %% continuous restarted in case of faulty config or other problems. tc(Time, Tc) -> @@ -1181,7 +1188,7 @@ tc(false = No, _, _) -> %% removed %% another watchdog to be able to detect that it should transition %% from initial into reopen rather than okay. That someone is either %% the accepting watchdog upon reception of a CER from the previously -%% connected peer, or us after reconnect_timer timeout. +%% connected peer, or us after connect_timer timeout. close(#watchdog{type = connect}, _) -> ok; @@ -1194,16 +1201,16 @@ close(#watchdog{type = accept, %% Tell watchdog to (maybe) die later ... c(Pid, true, Opts) -> - Tc = proplists:get_value(reconnect_timer, Opts, 2*?DEFAULT_TC), + Tc = connect_timer(Opts, 2*?DEFAULT_TC), erlang:send_after(Tc, Pid, close); %% ... or now. c(Pid, false, _Opts) -> Pid ! close. -%% The RFC's only document the behaviour of Tc, our reconnect_timer, +%% The RFC's only document the behaviour of Tc, our connect_timer, %% for the establishment of connections but we also give -%% reconnect_timer semantics for a listener, being the time within +%% connect_timer semantics for a listener, being the time within %% which a new connection attempt is expected of a connecting peer. %% The value should be greater than the peer's Tc + jitter. diff --git a/lib/diameter/src/base/diameter_types.erl b/lib/diameter/src/base/diameter_types.erl index 8c07e84777..ca3338be5f 100644 --- a/lib/diameter/src/base/diameter_types.erl +++ b/lib/diameter/src/base/diameter_types.erl @@ -92,6 +92,9 @@ when is_binary(Bin) -> binary_to_list(Bin); +'OctetString'(decode, B) -> + ?INVALID_LENGTH(B); + 'OctetString'(encode = M, zero) -> 'OctetString'(M, []); @@ -255,9 +258,7 @@ 2 == A, 16 == size(B) -> list_to_tuple([N || <<N:A/unit:8>> <= B]); -'Address'(decode, <<A:16, _/binary>> = B) - when 1 == A; - 2 == A -> +'Address'(decode, B) -> ?INVALID_LENGTH(B); 'Address'(encode, T) -> @@ -278,7 +279,10 @@ <<_,_/binary>> = 'OctetString'(M, X); 'DiameterIdentity'(decode = M, <<_,_/binary>> = X) -> - 'OctetString'(M, X). + 'OctetString'(M, X); + +'DiameterIdentity'(decode, X) -> + ?INVALID_LENGTH(X). %% -------------------- @@ -286,6 +290,9 @@ when is_binary(Bin) -> scan_uri(Bin); +'DiameterURI'(decode, B) -> + ?INVALID_LENGTH(B); + %% The minimal DiameterURI is "aaa://x", 7 characters. 'DiameterURI'(encode = M, zero) -> 'OctetString'(M, lists:duplicate(0,7)); @@ -330,9 +337,13 @@ %% -------------------- -'UTF8String'(decode, Bin) -> +'UTF8String'(decode, Bin) + when is_binary(Bin) -> tl([0|_] = unicode:characters_to_list([0, Bin])); %% assert list return +'UTF8String'(decode, B) -> + ?INVALID_LENGTH(B); + 'UTF8String'(encode = M, zero) -> 'UTF8String'(M, []); diff --git a/lib/diameter/src/base/diameter_watchdog.erl b/lib/diameter/src/base/diameter_watchdog.erl index 7e75801718..9a1c8b6585 100644 --- a/lib/diameter/src/base/diameter_watchdog.erl +++ b/lib/diameter/src/base/diameter_watchdog.erl @@ -329,7 +329,7 @@ code_change(_, State, _) -> %% the commentary is ours. %% Service or watchdog is telling the watchdog of an accepting -%% transport to die after reconnect_timer expiry or reestablished +%% transport to die after connect_timer expiry or reestablished %% connection (in another transport process) respectively. transition(close, #watchdog{status = down}) -> {{accept, _}, _, _} = getr(restart), %% assert @@ -461,15 +461,28 @@ eraser(Key) -> %% encode/3 -encode(Msg, Mask, Dict) -> +encode(dwr = M, Dict0, Mask) -> + Msg = getr(M), Seq = diameter_session:sequence(Mask), Hdr = #diameter_header{version = ?DIAMETER_VERSION, end_to_end_id = Seq, hop_by_hop_id = Seq}, Pkt = #diameter_packet{header = Hdr, msg = Msg}, - #diameter_packet{bin = Bin} = diameter_codec:encode(Dict, Pkt), - Bin. + #diameter_packet{bin = Bin} = diameter_codec:encode(Dict0, Pkt), + Bin; + + +encode(dwa, Dict0, #diameter_packet{header = H, transport_data = TD} + = ReqPkt) -> + AnsPkt = #diameter_packet{header + = H#diameter_header{is_request = false, + is_error = undefined, + is_retransmitted = false}, + msg = dwa(ReqPkt), + transport_data = TD}, + + diameter_codec:encode(Dict0, AnsPkt). %% okay/3 @@ -527,7 +540,7 @@ send_watchdog(#watchdog{pending = false, dictionary = Dict0, sequence = Mask} = S) -> - send(TPid, {send, encode(getr(dwr), Mask, Dict0)}), + send(TPid, {send, encode(dwr, Dict0, Mask)}), ?LOG(send, 'DWR'), S#watchdog{pending = true}. @@ -546,9 +559,8 @@ recv(Name, Pkt, S) -> %% rcv/3 rcv('DWR', Pkt, #watchdog{transport = TPid, - dictionary = Dict0, - sequence = Mask}) -> - send(TPid, {send, encode(dwa(Pkt), Mask, Dict0)}), + dictionary = Dict0}) -> + send(TPid, {send, encode(dwa, Dict0, Pkt)}), ?LOG(send, 'DWA'); rcv(N, _, _) |