Grabbing user input in the %pre section using the python snack library

Eric Smith eric at trueblade.com
Thu Nov 5 01:56:33 UTC 2009


See:
http://www.trueblade.com/techblog/user-input-during-a-fedora-kickstart

Hope that helps.
Eric.

Glenn Bailey wrote:
> Howdy folks,
> 
> I've been beating my head trying to get this darn thing to work. I can easily grab user input via straight shell in the following example:
> 
> %pre
> chvt 3
> exec </dev/tty3 >/dev/tty3 2>/dev/tty3
> echo -n "Enter the hostname: "
> read HOSTNAME
> echo "You entered: $HOSTNAME"
> 
> But, what I am trying to do is use the python snack library, and I'm having no luck. I couldn't find a pure python solution, so I tried some tricks and came up with the following:
> 
> %pre
> chvt 3
> exec </dev/tty3 >/dev/tty3 2>/dev/tty3
> /usr/bin/python <<EOF
> 
> import os, sys
> from snack import *
> 
> title = "Linux Build"
> buttons = ['Ok', 'Cancel']
> width = 40
> help = "None"
> textItems = "Hello!"
> text = "Confirm options"
> screen = SnackScreen()
> ButtonChoiceWindow(screen, title, textItems, ['Start Build', 'Re-input Items'],
>                    width, 0,0,help)
> screen.finish()
> 
> EOF
> 
> Which will display the screen, but it still takes input from tty1. Any ideas to WTH is going on? Looking through the archives I found some pure python examples, but they did nada fer me .. I'd take a solution in shell or python as long as it works ;-)
> 
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> 




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