source: MondoRescue/branches/2.0.8/mondo/mondo/post-nuke.sample/usr/bin/post-nuke@ 576

#!/bin/sh
#
#
# Sample post-nuke script                   by Hugo Rabson <hugorabson@msn.com>
#
#
# 04/23
# - more distro-nonspecific file list, thanks to find/grep
#
# 04/22/2003
# - first created
#
###############################################################################

Die() {
    echo "$1" >> /dev/stderr
    exit 1
}


AskMe() {
    sz=""
    while [ ! "$sz" ] ; do
    echo -en "$1"
    read sz
    done
}


AddOrReplaceLine() {
    local oldfile newfile sz_exclude sz_add
    oldfile=$1.orig
    mv -f $1 $oldfile
    newfile=$1
    sz_exclude="$2"
    sz_add="$3"
    > $newfile
    grep -v "$sz_exclude.*" $oldfile >> $newfile
    echo "$sz_add" >> $newfile
}


ListOfEth0Files() {
    local i
    for i in `find $1/etc | grep eth0` ; do
        grep "IPADDR=" $i > /dev/null 2> /dev/null && echo $i
    done
}


# ---------------------------------------------------------------------


[ "$#" -ne "2" ] && Die "post-nuke <base dir> <mondorestore res code>"
basedir=$1
    
echo -en "        Welcome to my post-nuke configuration script\n\n"
done=""
while [ ! "$done" ] ; do
    AskMe " What would you like your IP address to be? "
    ipaddr=$sz
    AskMe " What would you like your netmask address to be? "
    netmask=$sz
    echo " IP address: $ipaddr      Netmask: $netmask"
    AskMe " Is that okay (y/n)? "
    if [ "$sz" = "y" ] || [ "$sz" = "Y" ] ; then
    done="yes"
    fi
done

ip_wildcard="[0-9]*\.[0-9]*\.[0-9]*\.[0-9]*"
files_changed=0
for path in `ListOfEth0Files $basedir` ; do
    filename=$path
    [ ! -e "$filename" ] && continue
    echo "Processing $filename"
    AddOrReplaceLine $filename "IPADDR=$ip_wildcard" "IPADDR=$ipaddr"
    AddOrReplaceLine $filename "NETMASK=$ip_wildard" "NETMASK=$netmask"
    files_changed=$(($files_changed+1))
done
echo "Done. $files_changed files changed. Post-nuke script is exiting now."
echo -en "Press ENTER to continue."
read line
exit 0