[OpenSIPS-Users] OpenSIPS 3.1 - Test if cache is empty?

[Liviu Chircu]

On 02.12.2020 18:16, Mark Allen wrote:
> Thanks so much for your help Liviu. In the end, I used the $shv() 
> approach you suggested. It worked like a dream! :-)
>
> In opensips.cfg:
>
>     loadmodule "cfgutils.so"
>         modparam("cfgutils", "shvset", "cacheValid=i:0")
>
>     route{
>         if ($shv(cacheValid) == 0) {

Glad it worked!  Depending on the volume of traffic flowing through your 
instance, maybe it would be better to perform the "is cache valid" check 
within a timer route [1] at a frequency of your choosing, rather than on 
each SIP request.

[1]: https://www.opensips.org/Documentation/Script-Routes-3-2#toc8

-- 
Liviu Chircu
www.twitter.com/liviuchircu | www.opensips-solutions.com

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