authoritative;
ddns-update-style none;

# custom options
option arch code 93 = unsigned integer 16;

# logging
on commit {
    log(info,
        concat("Client ",
        binary-to-ascii(16, 8, ":", substring(hardware, 1, 6)),
        " requests ",
        binary-to-ascii(16, 8, ":", option dhcp-parameter-request-list),
        " - ",
        pick-first-value(option vendor-class-identifier, "no vendor-id"),
        " - ",
        pick-first-value(option user-class, "no user-class"))
    );
}

# pxe clients
class "PXEClient" {
    match if substring (option vendor-class-identifier, 0, 9) = "PXEClient";

    next-server 172.20.20.10;
    if exists user-class and option user-class = "iPXE" {
        filename "https://boot.foo.sh/boot.ipxe";
    } else {
        if option arch = 00:07 {
            filename "ipxe.efi";
        } else {
            filename "undionly.kpxe";
        }
    }
}

# kludge to try to detect openbsd installer
class "OpenBSD" {
    match if not exists vendor-class-identifier and not exists user-class;

    next-server 172.20.20.10;
}

shared-network FOOSH {

    subnet 172.20.20.0 netmask 255.255.252.0 {
        default-lease-time 86400;
        max-lease-time 604800;
        option subnet-mask 255.255.252.0;
        option broadcast-address 172.20.23.255;
        option routers 172.20.20.1;

        option domain-name "home.foo.sh";
        option domain-name-servers 172.20.20.10, 172.20.21.1, 172.20.21.2;
        use-host-decl-names on;
    }

{% for hostname in hostvars %}
{%   if hostvars[hostname]['network_interfaces'] is defined %}
{%     for interface in hostvars[hostname]['network_interfaces'] %}
{%       if interface['vlan'] == 20 and interface['mac'] is defined %}
{%         if interface['ipaddr'] is defined %}
{%           set ipaddr = interface['ipaddr'] %}
{%         else %}
{%           set ipaddr = '172.20.21.' + interface['mac'].split(':')[5] | int(base=16) | string %}
{%         endif %}
    host {{ hostname }} {
        option host-name "{{ hostname }}";
        hardware ethernet {{ interface['mac'] }};
        fixed-address {{ ipaddr }};
    }
{%       endif %}
{%     endfor %}
{%   endif %}
{% endfor %}

}