data/templates/firewall/nftables-nat66.j2


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46

#!/usr/sbin/nft -f

{% import 'firewall/nftables-defines.j2' as group_tmpl %}

{% if first_install is not vyos_defined %}
delete table ip6 vyos_nat
{% endif %}
{% if deleted is not vyos_defined %}
table ip6 vyos_nat {
    #
    # Destination NAT66 rules build up here
    #
    chain PREROUTING {
        type nat hook prerouting priority -100; policy accept;
        counter jump VYOS_DNPT_HOOK
{%     if destination.rule is vyos_defined %}
{%         for rule, config in destination.rule.items() if config.disable is not vyos_defined %}
         {{ config | nat_rule(rule, 'destination', ipv6=True) }}
{%         endfor %}
{%     endif %}
    }

    #
    # Source NAT66 rules build up here
    #
    chain POSTROUTING {
        type nat hook postrouting priority 100; policy accept;
        counter jump VYOS_SNPT_HOOK
{%     if source.rule is vyos_defined %}
{%         for rule, config in source.rule.items() if config.disable is not vyos_defined %}
        {{ config | nat_rule(rule, 'source', ipv6=True) }}
{%         endfor %}
{%     endif %}
    }

    chain VYOS_DNPT_HOOK {
        return
    }

    chain VYOS_SNPT_HOOK {
        return
    }

{{ group_tmpl.groups(firewall_group, True, True) }}
}
{% endif %}