vyos-config/config-parts/firewall.sh

#!/bin/vbash

# General configuration
set firewall global-options state-policy established action 'accept'
set firewall global-options state-policy related action 'accept'
set firewall global-options all-ping 'enable'

# Address Groups
set firewall group address-group router-addresses address 10.0.0.1
set firewall group address-group router-addresses address 127.0.0.1
set firewall group address-group k8s_nodes address '10.1.1.61-10.1.1.63' # master nodes
set firewall group address-group k8s_nodes address '10.1.1.41-10.1.1.46' # worker nodes
set firewall group address-group k8s_api address '10.5.0.2'
set firewall group address-group k8s_ingress address '10.45.0.1' # external nginx
set firewall group address-group k8s_ingress address '10.45.0.3' # internal nginx
set firewall group address-group graylog address '10.1.1.5'
set firewall group address-group nas address '10.1.1.11-10.1.1.12'
set firewall group address-group unifi_devices address '10.1.0.11'
set firewall group address-group unifi_devices address '10.1.0.12'
set firewall group address-group unifi_devices address '10.1.0.13'
set firewall group address-group unifi_devices address '10.1.0.21'
set firewall group address-group unifi_devices address '10.1.0.22'
set firewall group address-group unifi_devices address '10.1.0.23'
set firewall group address-group unifi_devices address '10.1.0.24'
set firewall group address-group vyos_unifi address '10.5.0.10'
set firewall group network-group k8s_services network '10.45.0.0/16'
set firewall group address-group sonos_players address '10.1.2.31'

# Port groups
set firewall group port-group wireguard port '51820'
set firewall group port-group sonos-discovery port '1900-1902'
set firewall group port-group sonos-discovery port '57621'