[syslinux] Random numbers in pxe config

[Gene Cumm]

On Wed, Nov 17, 2010 at 11:47, Alexey Ivanov <rbtz at yandex-team.ru> wrote:
>   Is there a way to produce random number for pxemenu?
>
>   For example i need to balance load between 10 web-servers, so I need
>   something like:
>     APPEND netboot=http://boot-serv-$RANDOM10/system.img
>
>   Another example is when 1000 boxes starts up at the same time (after
>   e.g. Datacenter power failure) it'll be useful to have random values in
>   timeout:
>     TIMEOUT $RANDOM120

At this time, all config files are static.  That said, you could use
gpxe/gpxelinux.0 instead of core/pxelinux.0 and retreive your config
from an HTTP server that runs a server-side script to make this
randomized data.

-- 
-Gene