[Cialug] dual web servers

[Patrick Mcgillan]

Thanks Josh, that all rings a past bell. Now to find a script to
change the DNS entries. Google here I come.

Patrick


On Tue, Oct 25, 2011 at 7:55 AM, Josh More <jmore at starmind.org> wrote:
> The "right" way to do it involves a load balancer and will be costly.
>
> A cheaper way to do it would be to set a script on your secondary server to
> do periodic HTTP GETs on the primary and if one fails, changes DNS to point
> to itself.  Then, if it succeeds, changes it back.  It's a bit of coding and
> a bit of delay, but it should work OK in most situations.
>
> The fundamental problem here is that DNS (for some stupid reason) only
> supports priority on MX records.
>
> -Josh
>
> On Tue, Oct 25, 2011 at 7:53 AM, Patrick Mcgillan
> <patrick.mcgillan at gmail.com> wrote:
>>
>> I would like to have a redundant web server in another location that
>> answers when the primary doesn't. I have total control of both servers
>> and they are both running Debian. I need a nudge on where to look to
>> set up this redundancy, especially on the DNS redirection. I am not
>> totally sure on what to ask for, other than I am sure it is possible.
>>
>> Patrick
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