[OpenSIPS-Users] AUTH module HA hash question

Yury Kirsanov y.kirsanov at gmail.com
Mon Apr 10 12:47:19 UTC 2023

Hi Liviu,
Ah, thanks, perfect, that totally makes sense, I will do it as you
suggest!!! Pity I didn't figure that out myself :(

Best regards,

On Mon, 10 Apr 2023, 22:21 Liviu Chircu, <liviu at opensips.org> wrote:

> On 10.04.2023 14:07, Yury Kirsanov wrote:
> I'm actually NOT using any type of DB, hence the problem, how do I specify
> multiple hashes with $var(password) for different auth types, as per the
> documentation?
> I think there is a bit of confusion on the "timings" when the
> multi-algorithm "xxx_challenge()" function is used vs. the single-algorithm
> reply verification for the client step.  As such:
> * during the challenge step, you simply invoke xxx_challenge(MD5, SHA256),
> to advertise multiple challenge headers to the client
> * during the verification step, you are supposed to read the *$auth.alg*,
> thus "learning" what the auth algorithm the client selected (*modern*
> phone vs. *classic* phone, i.e. SHA256 or MD5), then
>     populate *$var(password)* with the corresponding hash selected from
> your cache or database
> Hope this helps,
> --
> Liviu Chircuwww.twitter.com/liviuchircu | www.opensips-solutions.com
> OpenSIPS Summit 2023 Houston, May 23-26 | www.opensips.org/events
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