That seems to be a dead link. I am unable to down load the file. -------------------------------------------------------------------------- Thanks and Regards, Manish R
On Thu, Aug 22, 2013 at 9:05 PM, Mike Mitchell <mike.mitch...@sas.com>wrote: > lbnamed is a DNS server written in Perl. You delegate a zone to it, and > let it dynamically figure out the best IP address to return. > > See http://www.stanford.edu/~riepel/lbnamed/ > > There are 3rd-party appliances that do similar functions, such as F5's > GTM or Cisco's GSS. > > Mike Mitchell > ------------------------------ > *From:* Manish Rane [manish...@gmail.com] > *Sent:* Thursday, August 22, 2013 5:05 AM > *To:* Mike Mitchell > *Cc:* Steven Carr; bind-users > > *Subject:* Re: ISO or virtual appliance > > Well, I was thinking on the same line. Use nagios plugins check_tcp and > monitor the status. The only challenge I am seeing here is updating zone > and nsupdate I believe can only work with Dynamic zones and not with static > entries. > > Sed/awk might not scale well if the zone count increases hence wondering > if there are any php/jsp developers available in this community who can > take this up a anew open source project just like developing solution > similar to F5 GTM/LTM. > > I guess if we use mysql as a backend to store the zone or entries then > by passing the queries we can alter the zone file. But again challenges are > how to run a check_tcp from front end or pass the output of that command > so that appropriate changes will be done in zone file. > > Any ideas guys?? > > > > On Thu, Aug 22, 2013 at 1:16 PM, Mike Mitchell <mike.mitch...@sas.com>wrote: > >> Several years ago I used a Perl script called "lbnamed" that monitored >> status and returned the host IP address that was least loaded. >> >> Mike Mitchell >> >> >> >> -------- Original message -------- >> From: Steven Carr <sjc...@gmail.com> >> Date: 08/21/2013 10:25 PM (GMT-08:00) >> To: bind-users <bind-users@lists.isc.org> >> Subject: Re: ISO or virtual appliance >> >> >> On 22 August 2013 05:39, Manish Rane <manish...@gmail.com> wrote: >> > So, DNS will monitor the host on port 80 and as soon as it detects that >> > either of the host/link is down it would remove the associated entry and >> > re-populate the entries >> > >> > Is any one aware of such solution readily available? I believe I already >> > posted similar question but havent heard much positive things. >> >> The only open source "appliance" I'm aware of is >> http://www.zenloadbalancer.org but AFAIK that doesn't update DNS, it >> proxies the traffic on a virtual IP address to balance/provide HA. >> >> The easiest method if you want to do it by DNS is a simple script that >> is cron'd to run every X minutes and either use `nsupdate` to push >> updates to the records or sed/awk to rename records and then reload >> zone files. Not sure what you are struggling with, this is something >> that can be knocked together in a matter of minutes by any >> scripter/programmer. If you have a monitoring system like Nagios you >> could use the various hooks it provides to run scripts when something >> happens/changes state rather than writing your own custom monitoring >> piece. >> >> Steve >> _______________________________________________ >> Please visit https://lists.isc.org/mailman/listinfo/bind-users to >> unsubscribe from this list >> >> bind-users mailing list >> bind-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/bind-users >> >> >> _______________________________________________ >> Please visit https://lists.isc.org/mailman/listinfo/bind-users to >> unsubscribe from this list >> >> bind-users mailing list >> bind-users@lists.isc.org >> https://lists.isc.org/mailman/listinfo/bind-users >> > >
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