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authorAnders Svensson <[email protected]>2013-06-02 15:01:17 +0200
committerAnders Svensson <[email protected]>2013-06-02 15:01:17 +0200
commit66afc0dfe18d33ac80ea6de949482c712e4beb9a (patch)
treec3751b39fe5092b4484fbf538b04717653dab21e /lib/diameter/doc/src/diameter_app.xml
parente87ef4db28bdb32299682a05314996e34cb5fe25 (diff)
parent21e778b998b895034453251d83c3e6aaa72fe395 (diff)
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Merge branch 'anders/diameter/5xxx_failed_avp/OTP-11092' into maint
* anders/diameter/5xxx_failed_avp/OTP-11092: Fix setting of Failed-AVP on {answer_message, 5xxx} from handle_request
Diffstat (limited to 'lib/diameter/doc/src/diameter_app.xml')
-rw-r--r--lib/diameter/doc/src/diameter_app.xml14
1 files changed, 11 insertions, 3 deletions
diff --git a/lib/diameter/doc/src/diameter_app.xml b/lib/diameter/doc/src/diameter_app.xml
index d4fb792787..e6c9cc9a90 100644
--- a/lib/diameter/doc/src/diameter_app.xml
+++ b/lib/diameter/doc/src/diameter_app.xml
@@ -565,7 +565,8 @@ Equivalent to</p>
</pre>
<p>
where <c>Avps</c> sets the Origin-Host, Origin-Realm, the specified
-Result-Code and (if the request contained one) Session-Id AVP's.</p>
+Result-Code and (if the request contained one) Session-Id AVP's, and
+possibly Failed-AVP as described below.</p>
<p>
Returning a value other than 3xxx or 5xxx will cause the request
@@ -573,6 +574,14 @@ process in question to fail, as will returning a 5xxx value if the
peer connection in question has been configured with the RFC 3588
common dictionary <c>diameter_gen_base_rfc3588</c>.
(Since RFC 3588 only allows 3xxx values in an answer-message.)</p>
+
+<p>
+When returning 5xxx, Failed-AVP will be populated with the AVP of the
+first matching Result-Code/AVP pair in the <c>errors</c> field of the
+argument &packet;, if found.
+If this is not appropriate then an answer-message should be
+constructed explicitly and returned in a <c>reply</c> tuple
+instead.</p>
</item>
<tag><c>{relay, Opts}</c></tag>
@@ -592,8 +601,7 @@ header of the relayed request.</p>
The returned <c>Opts</c> should not specify <c>detach</c>.
A subsequent &handle_answer;
callback for the relayed request must return its first
-argument, the <c>#diameter_packet{}</c> record containing the answer
-message.
+argument, the &packet; containing the answer message.
Note that the <c>extra</c> option can be specified to supply arguments
that can distinguish the relay case from others if so desired.
Any other return value (for example, from a