openvswitch-with-networkmanager.sh

#!/bin/sh

# create ovs bridge named bridge0
nmcli conn add type ovs-bridge conn.interface bridge0 autoconnect yes

# add add a port to the bridge for the internal ovs interface (iface0)
nmcli conn add type ovs-port conn.interface port0 master bridge0 autoconnect yes

# add internal ovs interface to the create port0
nmcli conn add type ovs-interface conn.interface iface0 master port0 autoconnect yes ipv4.method auto

# add another port to the bridge for our ethernet interface
nmcli conn add type ovs-port conn.interface port1 master bridge0 autoconnect yes

# attach our ethernet interface to the port
nmcli conn add type ethernet conn.interface enp5s0 master port1 autoconnect yes