xcat-core/xCAT/postscripts/replace_byid_device

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#!/bin/bash
#Only used by sysclone
#if the /etc/systemimager/byid_real_map.conf exist,
#the device name used in fstab and grub are in "by-id" style
#use the by-id name on target node to replace the name on the goden client
if [ ! -e /etc/systemimager/byid_real_map.conf ];then
exit 0
fi
sed -e 's/-part[0-9]\+//g' -e 's/[0-9]\+$//' /etc/systemimager/byid_real_map.conf | uniq |
while read str_line
do
str_old_dev="${str_line%%:*}"
str_real="${str_line##*:}"
str_real="${str_line##*/}"
# str_dev_prefix=`basename $str_old_dev | awk -F'-' '{print $1}'`
#find out the new by-id name
str_new_dev=`ls -l --time-style=locale /dev/disk/by-id/ | grep -E "$str_real\$" | awk '{print $9}'`
if [ -z "$str_new_dev" ];then
continue
fi
str_new_dev="/dev/disk/by-id/${str_new_dev}"
for str_file_name in \
/boot/efi/efi/SuSE/elilo.conf \
/boot/efi/EFI/redhat/grub.conf \
/boot/grub/menu.lst \
/boot/grub/device.map \
/etc/elilo.conf \
/etc/fstab \
/etc/grub.conf \
/etc/lilo.conf \
/etc/yaboot.conf
do
if [ -f $str_file_name ];then
sed -i "s:$str_old_dev:$str_new_dev:g" "$str_file_name"
fi
done
done
exit 0