#!/bin/bash
ip netns add instance1
ip link set enp5s0 netns instance1
ip netns exec instance1 ip link set enp5s0 up
ip netns exec instance1 ip -4 addr add 192.168.1.63/31 dev enp5s0
ip netns exec instance1 ip -4 route add 0.0.0.0/0 via 192.168.1.62 dev enp5s0
ip netns exec instance1 ip -6 addr add 2001:db8:742:c01:151:8888:0:a/96 dev enp5s0
ip netns exec instance1 ip -6 route add ::/0 via 2001:db8:742:c01:151:8888:0:1 dev enp5s0
mkdir -p /etc/netns/instance1
echo -e "nameserver 8.8.8.8\nnameserver 8.8.4.4" | sudo tee /etc/netns/instance1/resolv.conf > /dev/null

ip netns add instance2
ip link set enp6s0 netns instance2
ip netns exec instance2 ip link set enp6s0 up
ip netns exec instance2 ip -4 addr add 192.168.1.65/31 dev enp6s0
ip netns exec instance2 ip -4 route add 0.0.0.0/0 via 192.168.1.64 dev enp6s0
ip netns exec instance2 ip -6 addr add 2001:db8:742:c01:152:8888:0:a/96 dev enp6s0
ip netns exec instance2 ip -6 route add ::/0 via 2001:db8:742:c01:152:8888:0:1 dev enp6s0
mkdir -p /etc/netns/instance2
echo -e "nameserver 8.8.8.8\nnameserver 8.8.4.4" | sudo tee /etc/netns/instance2/resolv.conf > /dev/null


ip netns add instance3
ip link set enp7s0 netns instance3
ip netns exec instance3 ip link set enp7s0 up
ip netns exec instance3 ip -4 addr add 192.168.1.67/31 dev enp7s0
ip netns exec instance3 ip -4 route add 0.0.0.0/0 via 192.168.1.66 dev enp7s0
ip netns exec instance3 ip -6 addr add 2001:db8:742:c01:153:8888:0:a/96 dev enp7s0
ip netns exec instance3 ip -6 route add ::/0 via 2001:db8:742:c01:153:8888:0:1 dev enp7s0
mkdir -p /etc/netns/instance3
echo -e "nameserver 8.8.8.8\nnameserver 8.8.4.4" | sudo tee /etc/netns/instance3/resolv.conf > /dev/null