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-rw-r--r--lib/diameter/src/base/diameter_service.erl52
1 files changed, 34 insertions, 18 deletions
diff --git a/lib/diameter/src/base/diameter_service.erl b/lib/diameter/src/base/diameter_service.erl
index 04401a3d87..a01bcdd4e7 100644
--- a/lib/diameter/src/base/diameter_service.erl
+++ b/lib/diameter/src/base/diameter_service.erl
@@ -130,7 +130,8 @@
:: [{sequence, diameter:sequence()} %% sequence mask
| {share_peers, diameter:remotes()} %% broadcast to
| {use_shared_peers, diameter:remotes()} %% use from
- | {restrict_connections, diameter:restriction()}]}).
+ | {restrict_connections, diameter:restriction()}
+ | {string_decode, boolean()}]}).
%% shared_peers reflects the peers broadcast from remote nodes.
%% Record representing an RFC 3539 watchdog process implemented by
@@ -261,16 +262,22 @@ whois(SvcName) ->
%% ---------------------------------------------------------------------------
-spec pick_peer(SvcName, AppOrAlias, Opts)
- -> {{TPid, Caps, App}, Mask}
- | false
- | {error, term()}
+ -> {{TPid, Caps, App}, Mask, SvcOpts}
+ | false %% no selection
+ | {error, no_service}
when SvcName :: diameter:service_name(),
- AppOrAlias :: {alias, diameter:app_alias()} | #diameter_app{},
- Opts :: tuple(),
+ AppOrAlias :: #diameter_app{}
+ | {alias, diameter:app_alias()},
+ Opts :: {fun((Dict :: module()) -> [term()]),
+ diameter:peer_filter(),
+ Xtra :: list()},
TPid :: pid(),
Caps :: #diameter_caps{},
App :: #diameter_app{},
- Mask :: diameter:sequence().
+ Mask :: diameter:sequence(),
+ SvcOpts :: [diameter:service_opt()].
+%% Extract Mask in the returned tuple so that diameter_traffic doesn't
+%% need to know about the ordering of SvcOpts used here.
pick_peer(SvcName, App, Opts) ->
pick(lookup_state(SvcName), App, Opts).
@@ -287,10 +294,10 @@ pick(#state{service = #diameter_service{applications = Apps}}
Opts) -> %% initial call from diameter:call/4
pick(S, find_outgoing_app(Alias, Apps), Opts);
-pick(_, false, _) ->
- false;
+pick(_, false = No, _) ->
+ No;
-pick(#state{options = [{_, Mask} | _]}
+pick(#state{options = [{_, Mask} | SvcOpts]}
= S,
#diameter_app{module = ModX, dictionary = Dict}
= App0,
@@ -299,7 +306,7 @@ pick(#state{options = [{_, Mask} | _]}
[_,_] = RealmAndHost = diameter_lib:eval([DestF, Dict]),
case pick_peer(App, RealmAndHost, Filter, S) of
{TPid, Caps} ->
- {{TPid, Caps, App}, Mask};
+ {{TPid, Caps, App}, Mask, SvcOpts};
false = No ->
No
end.
@@ -690,7 +697,8 @@ service_options(Opts) ->
{restrict_connections, proplists:get_value(restrict_connections,
Opts,
?RESTRICT)},
- {spawn_opt, proplists:get_value(spawn_opt, Opts, [])}].
+ {spawn_opt, proplists:get_value(spawn_opt, Opts, [])},
+ {string_decode, proplists:get_value(string_decode, Opts, true)}].
%% The order of options is significant since we match against the list.
mref(false = No) ->
@@ -802,10 +810,13 @@ start(Ref, Type, Opts, N, #state{watchdogT = WatchdogT,
when Type == connect;
Type == accept ->
#diameter_service{applications = Apps}
- = Svc
+ = Svc1
= merge_service(Opts, Svc0),
- {_,_} = Mask = proplists:get_value(sequence, SvcOpts),
- RecvData = diameter_traffic:make_recvdata([SvcName, PeerT, Apps, Mask]),
+ Svc = binary_caps(Svc1, proplists:get_value(string_decode, SvcOpts, true)),
+ RecvData = diameter_traffic:make_recvdata([SvcName,
+ PeerT,
+ Apps,
+ SvcOpts]),
T = {{spawn_opts([Opts, SvcOpts]), RecvData}, Opts, SvcOpts, Svc},
Rec = #watchdog{type = Type,
ref = Ref,
@@ -816,8 +827,13 @@ start(Ref, Type, Opts, N, #state{watchdogT = WatchdogT,
[],
N).
+binary_caps(Svc, true) ->
+ Svc;
+binary_caps(#diameter_service{capabilities = Caps} = Svc, false) ->
+ Svc#diameter_service{capabilities = diameter_capx:binary_caps(Caps)}.
+
wd(Type, Ref, T, WatchdogT, Rec) ->
- Pid = wd(Type, Ref, T),
+ Pid = start_watchdog(Type, Ref, T),
insert(WatchdogT, Rec#watchdog{pid = Pid}),
Pid.
@@ -831,7 +847,7 @@ spawn_opts(Optss) ->
T /= link,
T /= monitor].
-wd(Type, Ref, T) ->
+start_watchdog(Type, Ref, T) ->
{_MRef, Pid} = diameter_watchdog:start({Type, Ref}, T),
Pid.
@@ -852,7 +868,7 @@ ms({applications, As}, #diameter_service{applications = Apps} = S)
%% The fact that all capabilities can be configured on the transports
%% means that the service doesn't necessarily represent a single
-%% locally implemented Diameter peer as identified by Origin-Host: a
+%% locally implemented Diameter node as identified by Origin-Host: a
%% transport can configure its own Origin-Host. This means that the
%% service little more than a placeholder for default capabilities
%% plus a list of applications that individual transports can choose