Mass Deface >$null_path; fi fi } IPprefix_by_netmask() { #function returns prefix for given netmask in arg1 ipcalc -p 1.1.1.1 $1 | sed -n 's/^PREFIX=\(.*\)/\/\1/p' } null_path="/dev/null"; if [ "$#" -lt 2 ]; then echo ""; else method_detail=$1; case $method_detail in addip) IP=$2 ALREADY=$(grep "IPADDR=$IP" -Rl /etc/sysconfig/network-scripts/ifcfg-*) if [ ! -z $ALREADY ] then echo "ALREADY IP ADDED $ALREADY";exit; fi enth=$(ip route | grep -v default | head -n 1 | awk '{ print $3 }') if [ -z $enth ] then enth=$3 fi orginal_net_file="/etc/sysconfig/network-scripts/ifcfg-$enth" sed -i "s/^HWADDR=/#HWADDR=/g" $orginal_net_file IPADDR=$(cat $orginal_net_file | grep "^IPADDR=" | awk -F"=" '{ print $2 }') echo "orginal_net_file $orginal_net_file" if [ -f $orginal_net_file ] then i=0 while true do adaterFile=$orginal_net_file:$i if [ ! -f $adaterFile ] then break; fi i=`expr $i + 1` done cp -pr $orginal_net_file $adaterFile sed -i "s/NAME=$enth/NAME=$enth:$i/g" $adaterFile sed -i "s/DEVICE=$enth/DEVICE=$enth:$i/g" $adaterFile sed -i "s/IPADDR=$IPADDR/IPADDR=$IP/g" $adaterFile fi ifup $adaterFile restart_network echo "1"; ;; remvip) IP=$2 orginal_net_dir="/etc/sysconfig/network-scripts/ifcfg-*" adaterFile=$(grep "IPADDR=$IP" -l /etc/sysconfig/network-scripts/ifcfg-*) grep "IPADDR=$IP" -l /etc/sysconfig/network-scripts/ifcfg-* | while read adaterFile do if [ -f $adaterFile ] then IPADDR=$(grep "IPADDR=" $adaterFile | awk -F"=" '{ print $2 }' | tr -d "\n") ADAPTER=$(echo $adaterFile | awk -F"/" '{ print $NF }' | sed 's/ifcfg-//g') NETMASK=$(grep "NETMASK=" $adaterFile | awk -F"=" '{ print $2 }' | tr -d "\n") CIDR=$(IPprefix_by_netmask $NETMASK) rm -f $adaterFile ifdown $ADAPTER ip addr del $IPADDR$CIDR dev $ADAPTER restart_network fi done ;; *) echo ""; ;; esac fi