router/link.fish

#!/usr/bin/env fish

if test (id -u) -ne 0
	echo "must run as root" 
	exit 1
end

function relink
	rm -f $argv[2]
	ezln $argv[1] $argv[2]
end

function recopy
	rm -f $argv[2]
	cp $argv[1] $argv[2]
end

# DNS, DHCP, prefix delegation
recopy dnsmasq.conf /etc/dnsmasq.conf

# let dnsmasq handle DNS
recopy resolved.conf /etc/systemd/resolved.conf

# sysctl flags we need for forwarding and accepting IPv6 router advertisements
recopy ./sysctl-configs /etc/sysctl.d/10-router-configs.conf

# enable systemd-networkd to setup network interfaces with useful names
recopy lan0.link /etc/systemd/network/10-lan0.link
recopy wan0.link /etc/systemd/network/10-wan0.link

# dhcp client configuration
recopy dhcpcd.conf /etc/dhcpcd.conf