#!/usr/sbin/nft -f

flush ruleset

{% set sputnik_ip = (query('ldap', 'ip', 'sputnik', 'adm') | ipv4)[0] %}
table ip nat {
	chain prerouting {
		type nat hook prerouting priority 0; policy accept;
		ip daddr {{ sputnik_ip }} dnat to 172.31.0.2
	}
	chain postrouting {
		type nat hook postrouting priority 100; policy accept;
		ip saddr 172.31.0.2 ip protocol icmp snat to {{ sputnik_ip }}
		ip saddr 172.31.0.2 ip protocol tcp snat to {{ sputnik_ip }}
		ip saddr 172.31.0.2 ip protocol udp snat to {{ sputnik_ip }}
	}
}

{% set sputnik_ip6 = (query('ldap', 'ip', 'sputnik', 'adm') | ipv6)[0] %}
table ip6 nat {
	chain prerouting {
		type nat hook prerouting priority 0; policy accept;
		ip6 daddr {{ sputnik_ip6 }} dnat to fd0c:700:0:8::2
	}
	chain postrouting {
		type nat hook postrouting priority 100; policy accept;
		ip6 saddr fd0c:700:0:8::2 ip6 nexthdr icmpv6 snat to {{ sputnik_ip6 }}
		ip6 saddr fd0c:700:0:8::2 ip6 nexthdr tcp snat to {{ sputnik_ip6 }}
		ip6 saddr fd0c:700:0:8::2 ip6 nexthdr udp snat to {{ sputnik_ip6 }}
	}
}

table inet filter {
	chain input {
		type filter hook input priority 0;
	}
	chain forward {
		type filter hook forward priority 0;
	}
	chain output {
		type filter hook output priority 0;
	}
}