RE: [gentoo-embedded] Gnap appliance overlay help

[Gerhardt Lachnitt]

The files were only the ones from the tutorial in the /etc directory.  I
tried it again today, and the process seemed to work.  I must have made
a mistake earlier.

Thanks,
Gerhardt

-----Original Message-----
From: Thierry Carrez [mailto:koon@g.o] 
Sent: Tuesday, November 14, 2006 1:16 PM
To: gentoo-embedded@l.g.o
Subject: Re: [gentoo-embedded] Gnap appliance overlay help

Gerhardt Lachnitt wrote:
> I am attempting to create a gnap with a custom overlay.  Following the

> Gentoo Network Appliance (GNAP) User Guide, I created my overlay
> directory and then executed the command:
>
> gnap_overlay -i myfirewall.iso -o myoverlay/
>
> This successfully creates an iso.  I don't have a burner in my Gentoo
> machine so I transfer the iso to a Windows box and burn it.  The
> resulting disc boots up just fine.  However, when I log into it, the
> files I put in my overlay don't appear on the disk.  There is an
> overlay.tgz archive in the cd's root folder that contains my overlay
> directory, but it doesn't appear to be applied anywhere.
>
> It is my understanding that the overlay files should be merged into
> the disk's resulting file system.  Do I misunderstand their purpose,
> or have I missed a step somewhere?

Only a few directories are in fact "writeable" on a LiveCD (/etc, /var,
/root...). Where are you trying to add files using your overlay ?

-K
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