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-rw-r--r--lib/diameter/src/base/diameter_service.erl22
1 files changed, 16 insertions, 6 deletions
diff --git a/lib/diameter/src/base/diameter_service.erl b/lib/diameter/src/base/diameter_service.erl
index 31dd92f878..cbe66ef27a 100644
--- a/lib/diameter/src/base/diameter_service.erl
+++ b/lib/diameter/src/base/diameter_service.erl
@@ -151,7 +151,7 @@
apps :: match([{0..16#FFFFFFFF, diameter:app_alias()}] %% {Id, Alias}
| [diameter:app_alias()]), %% remote
caps :: match(#diameter_caps{}),
- started = diameter_lib:now(), %% at process start or sharing
+ started = diameter_lib:now(), %% at connection_up
watchdog :: match(pid() %% key into watchdogT
| undefined)}). %% undefined if remote
@@ -554,15 +554,25 @@ terminate(Reason, #state{service_name = Name, local = {PeerT, _, _}} = S) ->
%% wait for watchdog state changes to take care of if. That this
%% takes place after deleting the state entry ensures that the
%% resulting failover by request processes accomplishes nothing.
- ets:foldl(fun(#peer{pid = TPid}, _) ->
- diameter_traffic:peer_down(TPid)
- end,
- ok,
- PeerT),
+ ets:foldl(fun peer_down/2, ok, PeerT),
shutdown == Reason %% application shutdown
andalso shutdown(application, S).
+%% peer_down/1
+%%
+%% Entries with watchdog state SUSPECT are already down: ignore the
+%% expected failure. This assumes the current implementation, but
+%% double the number of lookups (in the typical case) could be the
+%% greater evil if there are many peer connections.
+
+peer_down(#peer{pid = TPid}, _) ->
+ try
+ diameter_traffic:peer_down(TPid)
+ catch
+ error: {badmatch, []} -> ok
+ end.
+
%% ---------------------------------------------------------------------------
%% # code_change/3
%% ---------------------------------------------------------------------------