[Kea-users] Unable to re-allocate address
Jeronimo
jscmenezes at gmail.com
Wed Jul 7 17:11:49 UTC 2021
Follow my configuration:
kea-dhcp4.conf:
{
"Dhcp4": {
"authoritative": false,
"boot-file-name": "",
"calculate-tee-times": false,
"control-socket": {
"socket-name": "/tmp/kea4-ctrl-socket",
"socket-type": "unix"
},
"ddns-generated-prefix": "myhost",
"ddns-override-client-update": false,
"ddns-override-no-update": false,
"ddns-qualifying-suffix": "",
"ddns-replace-client-name": "never",
"ddns-send-updates": true,
"decline-probation-period": 86400,
"dhcp-ddns": {
"enable-updates": false,
"max-queue-size": 1024,
"ncr-format": "JSON",
"ncr-protocol": "UDP",
"sender-ip": "0.0.0.0",
"sender-port": 0,
"server-ip": "127.0.0.1",
"server-port": 53001
},
"dhcp-queue-control": {
"capacity": 64,
"enable-queue": false,
"queue-type": "kea-ring4"
},
"dhcp4o6-port": 0,
"echo-client-id": true,
"expired-leases-processing": {
"flush-reclaimed-timer-wait-time": 25,
"hold-reclaimed-time": 3600,
"max-reclaim-leases": 100,
"max-reclaim-time": 250,
"reclaim-timer-wait-time": 10,
"unwarned-reclaim-cycles": 5
},
"hooks-libraries": [ ],
"host-reservation-identifiers": [ "hw-address", "duid", "circuit-id",
"client-id" ],
"hostname-char-replacement": "",
"hostname-char-set": "[^A-Za-z0-9.-]",
"interfaces-config": {
"interfaces": [ "ens3" ],
"re-detect": true
},
"lease-database": {
"host": "dbhost.localdomin",
"name": "dbname",
"password": "secret",
"port": 5432,
"type": "postgresql",
"user": "dbuser"
},
"loggers": [
{
"debuglevel": 99,
"name": "kea-dhcp4",
"output_options": [
{
"output": "/usr/local/var/log/kea-dhcp4.log"
}
],
"severity": "INFO"
}
],
"match-client-id": true,
"multi-threading": {
"enable-multi-threading": false,
"packet-queue-size": 64,
"thread-pool-size": 0
},
"next-server": "0.0.0.0",
"option-data": [ ],
"option-def": [ ],
"rebind-timer": 2000,
"renew-timer": 1000,
"reservation-mode": "all",
"sanity-checks": {
"lease-checks": "warn"
},
"server-hostname": "",
"server-tag": "",
"shared-networks": [ ],
"statistic-default-sample-age": 0,
"statistic-default-sample-count": 20,
"store-extended-info": false,
"subnet4": [
{
"4o6-interface": "",
"4o6-interface-id": "",
"4o6-subnet": "",
"calculate-tee-times": false,
"id": 1,
"option-data": [ ],
"pools": [
{
"option-data": [ ],
"pool": "192.168.0.10-192.168.0.13"
}
],
"rebind-timer": 2000,
"relay": {
"ip-addresses": [ ]
},
"renew-timer": 1000,
"reservations": [
{
"boot-file-name": "",
"client-classes": [ ],
"hostname": "",
"hw-address": "00:50:01:00:01:00",
"ip-address": "192.168.0.12",
"next-server": "0.0.0.0",
"option-data": [ ],
"server-hostname": ""
}
],
"store-extended-info": false,
"subnet": "192.168.0.0/24",
"t1-percent": 0.5,
"t2-percent": 0.875,
"valid-lifetime": 4000
}
],
"t1-percent": 0.5,
"t2-percent": 0.875,
"valid-lifetime": 4000
}
}
Regards,
Jerônimo
Em qua., 7 de jul. de 2021 às 03:42, Gordon Ross <gr306 at cam.ac.uk> escreveu:
> My configuration is very simple. There are no hooks, no HA, no
> multi-threading, no fancy commands.
>
> Postgres version is 12.7
>
> Gordon.
>
> On 06/07/2021, 19:27, "Marcin Siodelski" <marcin at isc.org> wrote:
>
> Gordon,
>
> Thanks for posting your issue to the Kea users list. I will try to
> replicate your issue tomorrow with the Postgres lease database backend.
>
> It will be super useful if you send me your Kea configuration file. You
> can sanitize it from any private stuff it may contain. Please send it
> to
> me privately if it can't be posted to the mail list.
>
> If it is not possible, please describe the major parts of the
> configuration, e.g. is multi threading on or off, are you using any
> hooks libraries (e.g. lease cmds?), are you sending any commands to Kea
> that can possibly modify the lease information?
>
> Finally, please provide your Postgres database version.
>
> Kind Regards,
>
> Marcin Siodelski
> DHCP Software Engineer,
> ISC
>
>
> On 06.07.2021 18:28, Gordon Ross wrote:
> > On the off chance, I tried an upgrade to Kea 1.9.9 and the problem
> persists.
> >
> > Gordon.
> >
> > On 05/07/2021, 16:16, "Kea-users on behalf of Gordon Ross" <
> kea-users-bounces at lists.isc.org on behalf of gr306 at cam.ac.uk> wrote:
> >
> > I'm running Kea 1.8.2 using the Postgres lease database backend
> on Ubuntu 20.04 LTS
> >
> > Devices can get a new IPv4 address fine. But when they try to
> renew their address, it fails and the logs show:
> >
> > ALLOC_ENGINE_V4_ALLOC_ERROR [hwtype=1 00:21:55:02:67:14],
> cid=[01:00:21:55:02:67:14], tid=0x58cd: error during attempt to allocate an
> IPv4 address: unable to update lease for address 172.18.5.4 as it does not
> exist
> >
> > If I delete the entry from the leases table, Kea then happily
> re-issues the address. (I can perform the DELETE as the Kea DB user so no
> permissions problems there)
> >
> > I saw an earlier post about an error in Kea 1.8 & HA, but I'm
> not running HA at the moment - and I'm on a later version of Kea.
> >
> > Is this bug still outstanding in 1.8.2?
> >
> > Thank you,
> >
> > Gordon
> > --
> > Gordon Ross
> > University of Cambridge
> >
> > _______________________________________________
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