#!/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

#write the config files, the device name may change after reboot
#so use the dhcp for all interface
device_names=`ifconfig -a | grep -i hwaddr | grep -i 'Ethernet' | grep -v usb| awk '{print $1}'`
str_cfg_file=''
if [ -d "/etc/sysconfig/network-scripts/" ];then
    #redhat
    grep -i HOSTNAME /etc/sysconfig/network
    if [ $? -eq 0 ];then
        sed -i "s/HOSTNAME=.*/HOSTNAME=$HOSTNAME/g" /etc/sysconfig/network
    else
        echo "HOSTNAME=$HOSTNAME" >> /etc/sysconfig/network
    fi
    for i in $device_names;do
        str_cfg_file="/etc/sysconfig/network-scripts/ifcfg-$i"
        echo "DEVICE=$i" > $str_cfg_file
        echo "BOOTPROTO=dhcp" >> $str_cfg_file
        echo "NM_CONTROLLED=yes" >> $str_cfg_file
        echo "ONBOOT=yes" >> $str_cfg_file
    done
elif [ -d "/etc/sysconfig/network/" ];then
    #suse
    echo "$HOSTNAME" > /etc/HOSTNAME
    for i in $device_names;do
        str_cfg_file="/etc/sysconfig/network/ifcfg-$i"
        echo "DEVICE=$i" > $str_cfg_file
        echo "BOOTPROTO=dhcp" >> $str_cfg_file
        echo "STARTMODE=onboot" >> $str_cfg_file
        echo "DHCLIENT_PRIMARY_DEVICE=yes" >> $str_cfg_file
    done
else
    #ubuntu
    echo "Does not support ubuntu."
    exit 1
fi