[Dnsmasq-discuss] HA Cluster - IPv6 router adv lifetime of 0

Geert Stappers stappers at stappers.nl
Sat Oct 2 11:17:55 UTC 2021


On Sat, Oct 02, 2021 at 10:28:16AM +0200, Jochen Demmer via Dnsmasq-discuss wrote:
> 
> Hi,

Welcome,

 
> I've been trying to develop my own kind of firewall solution named
> nftwall which uses nftables as packet filter and is being managed
> centrally by Ansible - no webGUI.
> 
> My first attempt was to use dnsmasq but then I found out of this
> obstacle. I've been thinking about switching to KEA + radvd but actually
> I would like to keep using dnsmasq.
> I manage my VRRP IPs with keepalived. There are small scripts
> for an event of a primary - secondary change. Especially in an
> event of controlled switch of primary - secondary I would like the
> primary dnsmasq to send a lifetime of 0 in the router advertisement
> package. That way the clients know that this router shall not be used
> any more.

What?


> Please confirm my findings that this is currently not possible with
> dnsmasq.
> 
> If so please accept my feature request to implement that.

Patches to this mailinglist do get  noticed.



Groeten
Geert Stappers
-- 
Silence is hard to parse



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