#!/bin/bash
#
if [[ $UID != 0 ]]; then
    echo "You need to be root to execute that script"
    exit 1
fi

if [[ $# != 2 ]]; then
    echo "You need to give at least 2 parameters <network_interface> <vlan_id>."
    exit 1
fi

apt install vlan
modprobe 8021q
ip link add link $1 name $1.$2 type vlan id $2
if [[ $2 == 10 ]]; then
    ip addr add 192.168.0.217/24 dev $1.$2
else
    ip addr add 192.168.$2.217/24 dev $1.$2
fi
ip link set up $1.$2