#!/bin/sh echo "Setting up firewall..." apk add nftables rc-update add nftables boot cat << EOF > /etc/nftables.nft #!/usr/sbin/nft -f # The state of stateful objects saved on the nftables service stop. include "/var/lib/nftables/*.nft" # Rules include "/etc/nftables.d/*.nft" EOF rc-service nftables start