add a prompt screen to let user confirm disk partition operation

[Peter Åstrand]

That's strange; Anaconda should halt until the %pre script is finished. 
You are sure you haven't added a '&' by mistake, or something like that? 
Or, it might depend on the Anaconda version; we are using Fedora 8. 

Regards, 
Peter Åstrand

On Thu, 30 Oct 2008, jason zhang wrote:

> Peter,
> I've tested the code you offered, seems it can not stop anaconda doing
> partition erase while the your code promote the user to confirm, that means
> if user don't select 'reboot' action at the VT8 screen before anaconda keep
> processing 'package dependency check'  then perform partition and disk
> format at VT6, the user still will face data loss risk. Any trick to suspend
> anaconda to wait user indeed do a confirmation?
> 
> BR,
> Kevin
> 
> On Mon, Oct 27, 2008 at 5:07 PM, Peter Åstrand <astrand at cendio.se> wrote:
> 
> > >
> > > does anyone know how can I add a custom screen to prompt user to confirm
> > the
> > > disk operations(they  will lose their disk data) when perform a kickstart
> > > auto-installation. It's just need add some magic in %pre scripts, Eg. use
> >
> > This is what we are doing in TLCOS (ThinLinc Client OS):
> >
> > In ks.cfg:
> >
> > %pre
> > /mnt/runtime/confirm-erase
> > %end
> >
> > confirm-erase looks like:
> >
> > #!/usr/bin/python
> > # -*-mode: python; coding: UTF-8 -*-
> > #
> > # Copyright 2002-2008 Cendio AB.
> > # For more information, see http://www.cendio.com
> >
> > # FIXME: Determine current VT to switch back to
> >
> > VT = 8
> > import os
> > import sys
> > import snack
> > import time
> > import fcntl
> > import termios
> >
> > pid = os.fork()
> > if pid != 0:
> >    os.wait()
> >    os._exit(0)
> > os.system("chvt %d" % VT)
> > fd = os.open("/dev/tty%d" % VT, os.O_RDWR)
> > os.dup2(fd, 0)
> > os.dup2(fd, 1)
> > os.dup2(fd, 2)
> > sys.stdin = os.fdopen(0, "r")
> > sys.stdout = os.fdopen(1, "w")
> > sys.stderr = os.fdopen(2, "w")
> > os.setsid()
> > fcntl.ioctl(fd, termios.TIOCSCTTY, 1)
> > screen = snack.SnackScreen()
> > if "reboot" == snack.ButtonChoiceWindow(screen, "WARNING",
> >    "WARNING! All data on your hard disk will be DELETED!",
> >    buttons=["reboot", "continue"]):
> >    os.system("reboot")
> >    while 1: time.sleep(10)
> > screen.finish()
> > os.system("chvt %d" % 1)
> >
> >
> > Regards,
> > ---
> > Peter Åstrand           ThinLinc Chief Developer
> > Cendio AB               http://www.cendio.com
> > Wallenbergs gata 4
> > 583 30 Linköping        Phone: +46-13-21 46 00
> > _______________________________________________
> > Kickstart-list mailing list
> > Kickstart-list at redhat.com
> > https://www.redhat.com/mailman/listinfo/kickstart-list
> >
> 


---
Peter Åstrand		ThinLinc Chief Developer
Cendio AB		http://www.cendio.com
Wallenbergs gata 4
583 30 Linköping	Phone: +46-13-21 46 00