summaryrefslogtreecommitdiffstats
path: root/vnfs/vLB/scripts/set_gre_tunnel.sh
blob: 2fa6c64e2947f8d19a7110b87969bd5652050eb1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
#!/bin/bash

if [ ! "$#" -eq 1 ]
then
  echo "Usage: ./set_gre_tunnel.sh [LB public IP address]"
  exit
fi

LB_PUBLIC_IP=$1
LB_PRIVATE_IP=$(cat /opt/config/lb_private_ipaddr.txt)
MY_PRIVATE_IP=$(cat /opt/config/local_private_ipaddr.txt)

sed -i "s/x.x.x.x/"$LB_PUBLIC_IP"/g" /etc/bind/named.conf.options

ip tunnel add gre123 mode gre remote $LB_PRIVATE_IP local $MY_PRIVATE_IP ttl 255
ip link set gre123 up
ip addr add $LB_PUBLIC_IP"/24" dev gre123
ifconfig eth0 down
route add default dev gre123

service bind9 restart