#!/bin/bash
. /tmp/post-install/variables.txt

#delete the udev rule in the image
rule_file=`ls /etc/udev/rules.d/*net_persistent_names.rules`
if [ -n "$rule_file" ];then
    rm -f $rule_file
fi

hostname $HOSTNAME

str_cfg_file=''
if [ -d "/etc/sysconfig/network-scripts/" ];then
    #redhat
    str_cfg_file="/etc/sysconfig/network-scripts/ifcfg-$DEVICE"
    sed -i "s/HOSTNAME=.*/HOSTNAME=$HOSTNAME/g" /etc/sysconfig/network
    if [ -f $str_cfg_file ];then
        echo "Old ifcfg-$DEVICE is:"
        cat $str_cfg_file
        HWADDR=`ifconfig $DEVICE|grep HWaddr|awk '{print $5}'`
        sed -i "s/HWADDR=.*/HWADDR="$HWADDR"/g" $str_cfg_file
        sed -i "s/UUID=.*//g" $str_cfg_file
    else
        echo "DEVICE=\"$DEVICE\"" > $str_cfg_file
        echo "BOOTPROTO=\"dhcp\"" >> $str_cfg_file
        echo "NM_CONTROLLED=\"yes\"" >> $str_cfg_file
        echo "ONBOOT=\"yes\"" >> $str_cfg_file
    fi
elif [ -d "/etc/sysconfig/network/" ];then
    #suse
    str_cfg_file="/etc/sysconfig/network/ifcfg-$DEVICE"
    echo "$HOSTNAME" > /etc/HOSTNAME
    if [ -f $str_cfg_file ];then
        echo  "Old ifcfg-$DEVICE is:"
        cat $str_cfg_file
        HWADDR=`ifconfig $DEVICE|grep HWaddr|awk '{print $5}'`
        sed -i "s/HWADDR=.*/HWADDR=$HWADDR/g" $str_cfg_file
        sed -i "s/UUID=.*//g" $str_cfg_file
    else
        echo "DEVICE=\"$DEVICE\"" > $str_cfg_file
        echo "BOOTPROTO=dhcp" >> $str_cfg_file
        echo "STARTMODE=onboot" >> $str_cfg_file
        echo "DHCLIENT_PRIMARY_DEVICE=yes" >> $str_cfg_file
    fi
else
    #ubuntu
    echo "Does not support ubuntu."
    exit 1
fi

echo "New ifcfg-$DEVICE is:"
cat $str_cfg_file