[SR-Users] T_req(pv) not accessible in dialog event route in v5.5.2

[Joel Serrano]

I think it could be related to:
https://github.com/kamailio/kamailio/issues/2479

Commit:
https://github.com/kamailio/kamailio/commit/2e7710e292a649c6c57e46d5994d3b2cf3815865

Thanks!
Joel.

On Thu, Oct 21, 2021 at 4:22 PM Joel Serrano <joel at textplus.com> wrote:

> Hello,
>
> I'm in the process of updating some servers that are running Kam v5.1.4 to
> v5.5.2.
>
> After the upgrade I've noticed that I've lost some custom metrics that we
> have defined via config-script.
>
> Snippet of the relevant config:
>
> event_route[dialog:start] {
>     # Gather metrics regarding source IP
>     xlog("L_WARN", "[DLG] - Checking country for ($si | $T_req($si)) -
> START\n");
>     if (geoip2_match("$T_req($si)", "src")) {
>         # Country found
>         ...
>     }
>     xlog("L_WARN", "[DLG] - Checking country for ($si | $T_req($si)) -
> END\n");
> }
>
> NOTE: xlog lines added for debugging, they normally are not there.
>
>
> In version 5.1.4 in the logs I see:
>
> Oct 21 15:55:47 13cn3 sbc[22606]: WARNING: <script>: [DLG] - Checking
> country for (A.B.C.D | 186.185.186.7) - START
> Oct 21 15:55:47 13cn3 sbc[22606]: WARNING: <script>: [DLG] - Checking
> country for (A.B.C.D | 186.185.186.7) - END
>
> The same config, on v5.5.2 is returning:
>
> Oct 21 15:57:08 sbc0504 sbc[22606]: WARNING: <script>: [DLG] - Checking
> country for (A.B.C.D | <null>) - START
> Oct 21 15:57:08 sbc0504 sbc[22606]: WARNING: <script>: [DLG] - Checking
> country for (A.B.C.D | <null>) - END
>
> After enabling debug logs I see:
>
> WARNING: <script>: [DLG] - Checking country for (198.1.55.124 | <null>) -
> START
>
> *DEBUG: tmx [t_var.c:309]: pv_get_t_var_req(): used in unsupported route
> block - type 64*DEBUG: geoip2 [geoip2_pv.c:488]: geoip2_update_pv():
> attempt to match: <null>
> DEBUG: geoip2 [geoip2_pv.c:491]: geoip2_update_pv(): no match for: <null>
>
>
> Did something change in the tmx module that could affect $T_req(pv) being
> accessible in the dialog:start event_route?
>
> Any alternatives to get the source IP of the request (not the reply) in
> the dialog:start event_route?
>
> Let me know if you prefer that I open a ticket for this in GH.
>
> Thanks,
> Joel.
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.kamailio.org/pipermail/sr-users/attachments/20211021/30fc164c/attachment.htm>