Not work
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: ERROR
[kea-dhcp4.dhcp4.139906395854976] DHCP4_PARSER_COMMIT_FAIL parser failed to
commit changes: during update from config backend database: Can't
connect to server on '1.2.3.4' (101)
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: ERROR
[kea-dhcp4.dhcp4.139906395854976] DHCP4_CONFIG_LOAD_FAIL configuration error
using file: /etc/kea/kea-dhcp4.conf, reason: during update from
config backend database: Can't connect to server on '1.2.3.4' (101)
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: ERROR
[kea-dhcp4.dhcp4.139906395854976] DHCP4_INIT_FAIL failed to initialize Kea
server: configuration error using file '/etc/kea/kea-dhcp4.conf':
during update from config backend database: Can't connect to server on
'1.2.3.4' (101)
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.stat-cmds-hooks/1968.139906395854976] STAT_CMDS_DEINIT_OK
unloading Stat Commands hooks library successful
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.mysql-cb-hooks/1968.139906395854976] MYSQL_CB_DEINIT_OK
unloading MYSQL CB hooks library successful
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.lease-cmds-hooks/1968.139906395854976] LEASE_CMDS_DEINIT_OK
unloading Lease Commands hooks library
successful
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.hooks/1968.139906395854976] HOOKS_LIBRARY_CLOSED hooks library
/usr/lib64/kea/hooks/libdhcp_stat_cmds.so
successfully closed
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.hooks/1968.139906395854976] HOOKS_LIBRARY_CLOSED hooks library
/usr/lib64/kea/hooks/libdhcp_mysql_cb.so
successfully closed
říj 31 11:57:32 dhcp-01.example.com kea-dhcp4[1968]: 2024-10-31 11:57:32.578
INFO [kea-dhcp4.hooks/1968.139906395854976] HOOKS_LIBRARY_CLOSED hooks library
/usr/lib64/kea/hooks/libdhcp_lease_cmds.so
successfully closed
říj 31 11:57:32 dhcp-01.example.com systemd[1]: kea-dhcp4.service: Main process
exited, code=exited, status=1/FAILURE
"config-control": {
"config-databases": [{
"type": "mysql",
"name": "kea",
"user": "kea",
"password": "gfdgfddfshfs",
"host": "1.2.3.4",
"port": 3306,
# "retry-on-startup": "true",
"max-reconnect-tries" : 30000,
"reconnect-wait-time": 3000
}],
"config-fetch-wait-time": 20
},
VW
On Čt, 2024-10-31 at 04:39 -0400, Darren Ankney wrote:
> Hi,
>
> Kea could have a solution in 2.6.1, but I'm not sure it would work
> because you are using a name rather than an IP for the database. So
> the name resolution is failing. But there is a retry-on-startup
> parameter:
> https://kea.readthedocs.io/en/kea-2.6.1/arm/database-connectivity.html
> Since Kea was never able to actually try to connect, it may not retry.
> This would have to be tested.
>
> Thank you,
> Darren Ankney
>
> On Wed, Oct 30, 2024 at 2:50 AM Wagner Vlastimil - HZS Ústeckého kraje
> <vlastimil.wag...@hzscr.cz> wrote:
> >
> > I made in systemd service:
> >
> > ExecStartPre=/bin/bash -c "until host db.example.com; do sleep 1; done"
> >
> > but i thought that Kea have solution
> >
> > VW
> >
> > On Út, 2024-10-29 at 12:23 +0000, Geist, Dan (CCI-Atlanta) via Kea-users
> > wrote:
> > >
> > >
> > >
> > > Have you considered putting in a “watchdog” timer at the operating system
> > > level to restart the OS after a number of minutes (if network link is
> > > down) to allow your network gear more time to
> > > recover?
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > From:Kea-users <kea-users-boun...@lists.isc.org> on behalf of Wagner
> > > Vlastimil - HZS Ústeckého kraje <vlastimil.wag...@hzscr.cz>
> > > Date: Tuesday, October 29, 2024 at 8:00 AM
> > > To: kea-users@lists.isc.org <kea-users@lists.isc.org>
> > > Subject: [EXTERNAL] [Kea-users] Kea fail start after power outage, mysql
> > > connect problem
> > >
> > >
> > > Hi
> > >
> > > I have Kea servers on places where sometimes doesnt work power (longer
> > > than UPS)
> > > I have config, leases and hosts in database MySQL
> > > When power is back server get up faster than switches and routers so
> > > interface is down and Kea doesnt start
> > >
> > > říj 29 12:42:15 dhcp-01.example.com kea-dhcp4[8647]: ERROR
> > > [kea-dhcp4.dhcp4.140105088432256] DHCP4_CONFIG_LOAD_FAIL configuration
> > > error using file: /etc/kea/kea-dhcp4.conf, reason: during update
> > > from
> > > config backend database: Unknown server host 'db.example.com' (-2)
> > > říj 29 12:42:15 dhcp-01.example.com kea-dhcp4[8647]: ERROR
> > > [kea-dhcp4.dhcp4.140105088432256] DHCP4_INIT_FAIL failed to initialize
> > > Kea server: configuration error using file '/etc/kea/kea-
> > > dhcp4.conf':
> > > during update from config backend database: Unknown server host
> > > 'db.example.com' >
> > > říj 29 12:42:15 dhcp-01.example.com kea-dhcp4[8647]: ERROR
> > > [kea-dhcp4.dhcp4.140105088432256] DHCP4_PARSER_COMMIT_FAIL parser failed
> > > to commit changes: during update from config backend database:
> > > Unknown server host 'db.example.com' (-2)
> > >
> > >
> > > Config is:
> > >
> > >
> > > "Dhcp4": {
> > > "server-tag": "DHCP-01",
> > > "interfaces-config": {
> > > "interfaces": ["ens33"],
> > > "service-sockets-max-retries": 100,
> > > "service-sockets-retry-wait-time": 5000
> > > },
> > > "config-control": {
> > > "config-databases": [{
> > > "type": "mysql",
> > > "name": "kea",
> > > "user": "kea",
> > > "password": "fhgfethfgthtfeg",
> > > "host": "db.example.com",
> > > "port": 3306,
> > > # "retry-on-startup": "true",
> > > "max-reconnect-tries" : 30000,
> > > "reconnect-wait-time": 3000
> > > }],
> > > "config-fetch-wait-time": 20
> > > },
> > >
> > > No setting work to try connect again
> > >
> > >
> > > VW
> >
> > --
> > ISC funds the development of this software with paid support subscriptions.
> > Contact us at https://www.isc.org/contact/ for more information.
> >
> > To unsubscribe visit https://lists.isc.org/mailman/listinfo/kea-users.
> >
> > Kea-users mailing list
> > Kea-users@lists.isc.org
> > https://lists.isc.org/mailman/listinfo/kea-users
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