Hi there,
migrating from isc dhcpd to kea I'm stuck at an update problem:
- Why does the client not appear in the files for bind?
- Where does the start of epoch for the lease expiring time come from?
May 19 09:21:23 mydns.example.net systemd[1]: Started Kea DHCP-DDNS Server.
May 19 09:21:23 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:21:23.986 INFO [kea-dhcp-ddns.dctl/8285.140264408700800]
DCTL_STARTING DhcpDdns starting, pid: 8285, version: 1.9.4 (development)
May 19 09:21:23 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:21:23.986 WARN [kea-dhcp-ddns.dctl/8285.140264408700800]
DCTL_DEVELOPMENT_VERSION This software is a development branch of Kea.
It is not recommended for production use.
May 19 09:21:23 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:21:23.988 INFO [kea-dhcp-ddns.dctl/8285.140264408700800]
DCTL_CONFIG_COMPLETE server has completed configuration: listening on
127.0.0.1, port 53001, using UDP
May 19 09:21:23 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:21:23.988 INFO [kea-dhcp-ddns.dhcpddns/8285.140264408700800]
DHCP_DDNS_STARTED Kea DHCP-DDNS server version 1.9.4 started
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:24:54.433 INFO [kea-dhcp-ddns.d2-to-dns/8285.140264408700800]
DHCP_DDNS_ADD_SUCCEEDED DHCP_DDNS Request ID
000101AE27F0AE01941FAC694B9FFCD31C712803DECECEBD2658BB2E55B43A4F23BA0A:
successfully added the DNS mapping addition for this request: Type: 0
(CHG_ADD)
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: Forward Change: yes
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: Reverse Change: yes
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: FQDN:
[raven.office.example.net.]
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: IP Address:
[10.0.20.148]
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: DHCID:
[000101AE27F0AE01941FAC694B9FFCD31C712803DECECEBD2658BB2E55B43A4F23BA0A]
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: Lease Expires On:
20210519074454
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: Lease Length: 1200
May 19 09:24:54 mydns.example.net kea-dhcp-ddns[8285]: Conflict
Resolution: yes
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:24:55.285 ERROR [kea-dhcp-ddns.d2-to-dns/8285.140264408700800]
DHCP_DDNS_FORWARD_REPLACE_REJECTED DNS Request ID
00020154961A8AFA3B84BB4D8B420772A8884B91C414901A36683FB9F49993C62C642D:
Server, 127.0.0.1 port:53, rejected a DNS update request to replace the
address mapping for FQDN, raven.office.example.net., with an RCODE: 8
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: 2021-05-19
09:24:55.285 ERROR [kea-dhcp-ddns.d2-to-dns/8285.140264408700800]
DHCP_DDNS_ADD_FAILED DHCP_DDNS Request ID
00020154961A8AFA3B84BB4D8B420772A8884B91C414901A36683FB9F49993C62C642D:
Transaction outcome Status: Failed, Event: UPDATE_FAILED_EVT, Forward
change: failed, Reverse change: failed, request: Type: 0 (CHG_ADD)
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: Forward Change: yes
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: Reverse Change: yes
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: FQDN:
[raven.office.example.net.]
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: IP Address:
[fd00:20::21]
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: DHCID:
[00020154961A8AFA3B84BB4D8B420772A8884B91C414901A36683FB9F49993C62C642D]
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: Lease Expires On:
19700101000000
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: Lease Length: 1333
May 19 09:24:55 mydns.example.net kea-dhcp-ddns[8285]: Conflict
Resolution: yes
---------------------------------------------------------------------------------------------
** kea-dhcp-ddns.conf
// -*- mode: js; -*-
{
"DhcpDdns":
{
"ip-address": "127.0.0.1",
"tsig-keys":
[
<?include "/etc/kea/keys"?>
],
"forward-ddns" : {
"ddns-domains":
[
<?include "/etc/kea/4/domains/forward/storage"?>,
<?include "/etc/kea/4/domains/forward/office"?>,
<?include "/etc/kea/4/domains/forward/collaboration.office"?>,
<?include "/etc/kea/4/domains/forward/wireless.office"?>
]
},
"reverse-ddns" : {
"ddns-domains":
[
<?include "/etc/kea/4/domains/reverse/storage"?>,
<?include "/etc/kea/4/domains/reverse/office"?>,
<?include "/etc/kea/4/domains/reverse/collaboration.office"?>,
<?include "/etc/kea/4/domains/reverse/wireless.office"?>,
<?include "/etc/kea/6/domains/reverse/storage"?>,
<?include "/etc/kea/6/domains/reverse/office"?>
// <?include
"/etc/kea/6/domains/reverse/collaboration.office"?>,
// <?include "/etc/kea/6/domains/reverse/wireless.office"?>
]
},
"loggers": [{
"name": "*",
"severity": "DEBUG"
}]
}
}
---------------------------------------------------------------------------------------------
# cat /etc/kea/4/domains/reverse/office
// -*- mode: js; -*-
{
"name": "20.0.10.in-addr.arpa.",
"key-name": "DHCP_UPDATER",
"dns-servers":
[
{
"ip-address": "127.0.0.1"
}
]
}
---------------------------------------------------------------------------------------------
# cat /etc/kea/6/domains/reverse/office
// -*- mode: js; -*-
{
"name": "0.0.0.0.0.0.0.0.0.2.0.0.0.0.d.f.ip6.arpa.",
"key-name": "DHCP_UPDATER",
"dns-servers":
[
{
"ip-address": "127.0.0.1"
}
]
}
---------------------------------------------------------------------------------------------
** forward
$ORIGIN .
$TTL 21600 ; 6 hours
office.example.net IN SOA mydns.example.net. root.mydns.example.net. (
2020022513 ; serial
21600 ; refresh (6 hours)
3600 ; retry (1 hour)
604800 ; expire (1 week)
86400 ; minimum (1 day)
)
NS mydns.example.net.
$ORIGIN office.example.net.
gw A 10.0.20.1
AAAA fd00:20::1
$TTL 1800 ; 30 minutes
magpie A 10.0.20.118
TXT "31731ad8d2dc7e5bf8e9bb2470bf01fa35"
$TTL 1125 ; 18 minutes 45 seconds
AAAA fd00:20::c0
DHCID (
AAIBIFHhGkxPDw+JPfs9rNGac1erqtdmpNZKvioQVKIo
QdA= ) ; 2 1 32
---------------------------------------------------------------------------------------------
** reverse
$ORIGIN .
$TTL 21600 ; 6 hours
0.0.0.0.0.0.0.0.0.2.0.0.0.0.d.f.ip6.arpa IN SOA mydns.example.net.
root.mydns.example.net. (
2020023089 ; serial
21600 ; refresh (6 hours)
3600 ; retry (1 hour)
604800 ; expire (1 week)
86400 ; minimum (1 day)
)
NS mydns.example.net.
$ORIGIN
0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.0.0.d.f.ip6.arpa.
1.0 PTR gw.office.example.net.
$TTL 1125 ; 18 minutes 45 seconds
0.c PTR magpie.office.example.net.
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