Vizion <[EMAIL PROTECTED]> wrote: > On Tuesday 31 May 2005 14:57, the author Giorgos Keramidas contributed to > the > dialogue on- > Re: nameserver changing: > > >On 2005-05-31 14:33, Vizion <[EMAIL PROTECTED]> wrote: > >> Hi > >> > >> I want to be able to automatically remove/add one or more dns servers from > >> the list of dns's used as resolvers by particular machine(s) on a network > >> which I control from data stored in a file in each computer. > >> e.g file might contain lines such as: > >> xxx.xxx.xxx.xxx remove dns xxx.xxx.xxx > >> xxx.xxx.xxx.xxx add dns xxx.xxx.xxx > >> None of the machines are running their own dns servers. > >> The changes will be initiated by cron. > >> > >> Don't ask me why I need to do it -- the answer is far too complicated :-) > >> > >> Suggestions please > > > >You could use the "template" file as a source and generate a shell > >script that will be scp'ed and executed on each host. If you have enoug > >time, you could write a Perl script that will read this format: > > > > 10.0.0.0/8 remove * > > 10.0.0.0/8 add 10.0.0.2 > > > >and then create one Perl script for every host. The script could be > >scp'ed (if you have SSH keys set up correctly) and run remotely, with > >something like: > > > > # cat scripts/10.0.0.1.sh | ssh -l root 10.0.0.1 > > thanks - that sounds reasonable -- is freebsd configured to refer to > etc/hosts to look up the dns server ips on every occasion or do I have to > reload? > David
FreeBSD uses /etc/resolv.conf to find DNS servers. In my experience, any changes to that file take effect immediately, with no reboot or other magic required. -- Bill Moran Potential Technologies http://www.potentialtech.com _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
