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| -rw-r--r-- | lib/diameter/doc/src/notes.xml | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/lib/diameter/doc/src/notes.xml b/lib/diameter/doc/src/notes.xml index c5df63a7f0..7726d761bd 100644 --- a/lib/diameter/doc/src/notes.xml +++ b/lib/diameter/doc/src/notes.xml @@ -42,6 +42,132 @@ first.</p> <!-- ===================================================================== --> +<section><title>diameter 1.9.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Don't report 5005 (DIAMETER_AVP_MISSING) errors + unnecessarily.</p> + <p> + An AVP whose decode failed was reported as missing, + despite having been reported with another error as a + consequence of the failure.</p> + <p> + Own Id: OTP-12871</p> + </item> + <item> + <p> + Fix relay encode of nested, Grouped AVPs.</p> + <p> + A fault in OTP-12475 caused encode to fail if the first + AVP in a Grouped AVP was itself Grouped.</p> + <p> + Own Id: OTP-12879 Aux Id: OTP-12475 </p> + </item> + <item> + <p> + Improve decode performance.</p> + <p> + The time required to decode a message increased + quadratically with the number of AVPs in the worst case, + leading to extremely long execution times.</p> + <p> + Own Id: OTP-12891</p> + </item> + <item> + <p> + Match acceptable peer addresses case insensitively.</p> + <p> + Regular expressions passed in an 'accept' tuple to + diameter_tcp or diameter_sctp inappropriately matched + case.</p> + <p> + Own Id: OTP-12902</p> + </item> + <item> + <p> + Improve watchdog and statistics performance.</p> + <p> + Inefficient use of timers contributed to poor performance + at high load, as did ordering of the table statistics are + written to.</p> + <p> + Own Id: OTP-12912</p> + </item> + <item> + <p> + Fix start order of alternate transports.</p> + <p> + A transport configured with diameter:add_transport/2 can + be passed multiple transport_module/transport_config + tuples in order to specify alternate configuration, + modules being attempted in order until one succeeds. This + is primarily for the connecting case; for example, to + allow a transport to be configured to first attempt + connection over SCTP, and then TCP in case SCTP fails. + Multiple module tuples can be paired with a single config + tuple, but in this case the start order was reversed + relative to the order in which the modules were specifed.</p> + <p> + Own Id: OTP-12929</p> + </item> + <item> + <p> + Fix decode of Grouped AVPs containing errors.</p> + <p> + RFC 6733 says this of Failed-AVP in 7.5:</p> + <p> + <taglist><item><p><c> In the case where the offending AVP + is embedded within a Grouped AVP, the Failed-AVP MAY + contain the grouped AVP, which in turn contains the + single offending AVP. The same method MAY be employed if + the grouped AVP itself is embedded in yet another grouped + AVP and so on. In this case, the Failed-AVP MAY contain + the grouped AVP hierarchy up to the single offending AVP. + This enables the recipient to detect the location of the + offending AVP when embedded in a + group.</c></p></item></taglist></p> + <p> + It says this of DIAMETER_INVALID_AVP_LENGTH in 7.1.5:</p> + <p> + <taglist><item><p><c> The request contained an AVP with + an invalid length. A Diameter message indicating this + error MUST include the offending AVPs within a Failed-AVP + AVP. In cases where the erroneous AVP length value + exceeds the message length or is less than the minimum + AVP header length, it is sufficient to include the + offending AVP header and a zero filled payload of the + minimum required length for the payloads data type. If + the AVP is a Grouped AVP, the Grouped AVP header with an + empty payload would be sufficient to indicate the + offending AVP. In the case where the offending AVP header + cannot be fully decoded when the AVP length is less than + the minimum AVP header length, it is sufficient to + include an offending AVP header that is formulated by + padding the incomplete AVP header with zero up to the + minimum AVP header length.</c></p></item></taglist></p> + <p> + The AVPs placed in the errors field of a diameter_packet + record are intended to be appropriate for inclusion in a + Failed-AVP, but neither of the above paragraphs has been + followed in the Grouped case: the entire faulty AVP + (non-faulty components and all) has been included. This + made it difficult to identify the actual faulty AVP in + all but simple cases.</p> + <p> + The decode is now adapted to the RFC, and implements the + suggested single faulty AVP, nested in as many Grouped + containers as required.</p> + <p> + Own Id: OTP-12930</p> + </item> + </list> + </section> + +</section> + <section><title>diameter 1.9.2</title> <section><title>Fixed Bugs and Malfunctions</title> |