vnfs/vLB/scripts/set_gre_tunnel.sh

   1 #!/bin/bash
   2
   3 if [ ! "$#" -eq 1 ]
   4 then
   5   echo "Usage: ./set_gre_tunnel.sh [LB public IP address]"
   6   exit
   7 fi
   8
   9 LB_PUBLIC_IP=$1
  10 LB_PRIVATE_IP=$(cat /opt/config/lb_private_ipaddr.txt)
  11 MY_PRIVATE_IP=$(cat /opt/config/local_private_ipaddr.txt)
  12
  13 sed -i "s/x.x.x.x/"$LB_PUBLIC_IP"/g" /etc/bind/named.conf.options
  14
  15 ip tunnel add gre123 mode gre remote $LB_PRIVATE_IP local $MY_PRIVATE_IP ttl 255
  16 ip link set gre123 up
  17 ip addr add $LB_PUBLIC_IP"/24" dev gre123
  18 ifconfig eth0 down
  19 route add default dev gre123
  20
  21 service bind9 restart