kea.conf

{
  "DhcpDdns": {
    "ip-address": "::1",
    "forward-ddns": {
      "ddns-domains": [
        {
          "name": "x.forgue.io.",
          "key-name": "dhcp-update",
          "dns-servers": [
            {
               "ip-address": "fd15:bc0a:cd5:d18b::53",
               "port": 1053
            }
          ]
        }
      ]
    },
    "tsig-keys": [
      {
        "name": "dhcp-update",
        "algorithm": "HMAC-SHA256",
        "secret": "OaMUNif6I/ziBB9tltvapgWotXvEU8KaJOwA7RA75l4="
      }
    ]
  },
  "Dhcp4": {
    "interfaces-config": {
      "interfaces": [ "em0/172.16.0.1" ]
    },
      "control-socket": {
        "socket-type": "unix",
        "socket-name": "/tmp/kea-dhcp4-ctrl.sock"
      },
      "lease-database": {
        "type": "memfile"
      },
      "expired-leases-processing": {
        "reclaim-timer-wait-time": 10,
        "flush-reclaimed-timer-wait-time": 25,
        "hold-reclaimed-time": 3600,
        "max-reclaim-leases": 100,
        "max-reclaim-time": 250,
        "unwarned-reclaim-cycles": 5
      },
      "valid-lifetime": 604800,
      "option-data": [
      {
        "name": "domain-name-servers",
        "data": "172.16.0.1"
      },
      {
        "name": "domain-name",
        "data": "forgue.io"
      }
      ],
      "subnet4": [
      {
        "subnet": "172.16.0.0/24",
        "pools": [ { "pool": "172.16.0.10 - 172.16.0.254" } ],
        "option-data": [
        {
          "name": "routers",
          "data": "172.16.0.1"
        }
        ],
        "reservations": [
        ]
      }
      ]
  },
    "Dhcp6": {
      "interfaces-config": {
        "interfaces": [ "em0/2601:647:5680:661::1" ]
      },
      "control-socket": {
        "socket-type": "unix",
        "socket-name": "/tmp/kea-dhcp6-ctrl.sock"
      },
      "lease-database": {
        "type": "memfile"
      },
      "expired-leases-processing": {
        "reclaim-timer-wait-time": 10,
        "flush-reclaimed-timer-wait-time": 25,
        "hold-reclaimed-time": 3600,
        "max-reclaim-leases": 100,
        "max-reclaim-time": 250,
        "unwarned-reclaim-cycles": 5
      },
      "preferred-lifetime": 604800,
      "valid-lifetime": 604800,
      "option-data": [
        {
            "name": "dns-servers",
            "data": "fd15:bc0a:cd5:d18b::53"
        }
      ],
      "dhcp-ddns": {
        "enable-updates": true,
        "server-ip": "::1",
        "qualifying-suffix": "x.forgue.io",
        "override-no-update": true,
        "replace-client-name": "when-not-present"
      },
      "subnet6": [
      {
        "subnet": "2601:647:5680:661::/64",
        "pools": [ { "pool": "2601:647:5680:661::/64" } ],
        "interface": "em0"
      }
      ]
    },
    "Logging": {
      "loggers": [
      {
        "name": "kea-dhcp4",
        "output_options": [
        {
          "output": "/var/log/kea-dhcp4.log"
        }
        ],
        "severity": "INFO",
        "debuglevel": 0
      },
      {
        "name": "kea-dhcp6",
        "output_options": [
        {
          "output": "/var/log/kea-dhcp6.log"
        }
        ],
        "severity": "DEBUG",
        "debuglevel": 0
      },
      {
        "name": "kea-dhcp-ddns",
        "output_options": [
        {
          "output": "/var/log/kea-ddns.log"
        }
        ],
        "severity": "DEBUG",
        "debuglevel": 10
      }
      ]
    }
}