[chef] Re: Re: Re: Re: Hostname Naming Strategies

[Adam Jacob < >]

On Thu, Aug 26, 2010 at 11:06 AM, Ryan Chavez 
<
 >
 wrote:
> Sorry to resurrect an old thread, but I've jumped back into the DNS/hostname
> stuff again, and wanted to ask whether the IP address changes on the AWS
> side frequently?  Why wouldn't you just map i-177734b7c.example.com to the
> IP address on the interface?

It can change any time the system reboots and gets a new DHCP lease -
so it could change at any time.

> Also, do you do a similar mapping for your internal host names?  e.g. would
> you map i-177734b7c.int.example.com
> to domU-12-84-39-3C-72-B2.compute-1.internal as well?

We don't, because if you are inside AWS, their own internal split
horizon gets you the right address from resolving the public hostname.

Adam

-- 
Opscode, Inc.
Adam Jacob, CTO
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