[Dnsmasq-discuss] Working on read-only drive

[Lindgren Fredrik]

dnsmasq has command line option:

-l, --dhcp-leasefile=<path>


or in config file:

dhcp-leasefile=/var/lib/misc/dnsmasq.leases

if you want more details try "man dnsmasq" or example config file provided (at least on ubuntu)

/Fredrik

________________________________
Från: Dnsmasq-discuss <dnsmasq-discuss-bounces at lists.thekelleys.org.uk> för Geert Stappers <stappers at stappers.nl>
Skickat: den 14 juni 2018 09:40
Till: dnsmasq-discuss at lists.thekelleys.org.uk
Ämne: Re: [Dnsmasq-discuss] Working on read-only drive

On Wed, Jun 13, 2018 at 08:51:01PM -0400, Weedy wrote:
> On Wed, Jun 13, 2018 at 10:34:08PM +0200, Jan Jurá?? wrote:
> >
> > I have Raspberry Pi 3 with minimal raspbian image based on jessie
> > and I use it as access point.
> >
> > The thing is that I made / read-only to prevent any possible
> > corruption caused by power loss. Now the problem of course is that
> > dnsmasq fails to open the lease file for writing and I get the
> > following error:
> >
> > dnsmasq: cannot open or create lease file
> > /var/lib/misc/dnsmasq.leases: read-only file system
> >
> > Now as I see it, I have several options:
> >
> >  * disable somehow leasing so that dnsmasq doesn't fail on startup
> >  * Persuade dnsmasq to search for the lease file elsewhere (I still
> >    have rw home)
> >  * Mount the file somehow to RAM disk
> >
> > What would be the best solution and how to do it? Any ideas?
> Stick it on whatever tmpfs is already mounted. Thats what LEDE/OpenWRT do.

How is it done?    A symlink? If yes,  what.


Groeten
Geert Stappers
--
Leven en laten leven

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