#!/bin/bash
#Used only by sysclone

installmethods=''
if [ -f "/etc/xcat/xcatinstallinfo" ];then
    installmethods=`cat /etc/xcat/xcatinstallinfo`
fi

if [ "$installmethods" != "sysclone" ];then
#    echo "This node didn't be installed by sysclone"
    exit 0
fi

#update the exclude configuration file
#do not sync the following files
for filename in /etc/fstab /boot/grub /etc/grub.conf /boot/efi /etc/elilo.conf /xcatpost /etc/xcat /etc/hosts /etc/udev/rules.d  /etc/modprobe.d/bond0.conf /etc/modprobe.d/bond1.conf /etc/ssh /etc/sysconfig/syslog /etc/syslog-ng/syslog-ng.conf /opt/xcat /root/.ssh /var/cache /var/lib
do
    if [ ! -e $filename ];then
        continue
    fi

    grep -E "^\s*${filename}\s*$" "/etc/systemimager/updateclient.local.exclude"
    if [ $? -ne 0 ];then
        echo "$filename" >> "/etc/systemimager/updateclient.local.exclude"
    fi
done

#get the current image server
str_server_ip=''
. /opt/xcat/xcatinfo
if [ -n "$XCATSERVER" ];then
    str_server_ip=$XCATSERVER
else
    str_server_ip=$MASTER
fi

if [ -z "$str_server_ip" ];then
    echo "Can not find out the image server."
    exit 1
fi

str_server_ip=`echo $str_server_ip | sed "s/'//g"`
#call system imager command to update the image
echo "si_updateclient --server $str_server_ip --yes"
export PERL5LIB=/usr/lib/perl5/site_perl/;LANG=C si_updateclient --server $str_server_ip --yes

if [[ -f /sbin/dracut ]]; then
    #redhat or centos
    echo "Running dracut to regenerate the initrd with the drivers needed by this node:"
    dracut  --force
else
    # suse/sles
    echo "Running mkinitrd to regenerate the initrd with the drivers needed by this node:"
    mkinitrd
fi