Symptoms of dhcp.conf file disappearance after baremetal power-off to power-on
name: Bug report
about: Create a report to help us improve
Description
All files in the /etc/dhcpd.conf.d/ directory are missing. I worked power-off the server and power-on.
Configuration file missing after power off -> on /etc/dhcpd.conf.d/dhcpd.master, /etc/dhcpd.conf.d/dhcpd.master Is there a way to recover existing files for?
Please refer to the information below for more information.
Environment
- OS : Debian10
- Kernel : 4.19.0-16-amd64 #1 (closed) SMP Debian 4.19.181-1 (2021-03-19) x86_64 GNU/Linux
- etc : Baremetal
Additional context
Add any other context about the feature request here.
- 2023/05/26 21:58 baremetal power-off
- 2023/05/27 03:10 baremetal power-on after, syslog : No such file or directory
- power-off log
May 26 21:58:01 dhcp01 CRON[33764]: pam_unix(cron:session): session opened for user librenms by (uid=0)
May 26 21:58:01 dhcp01 CRON[33767]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33766]: pam_unix(cron:session): session opened for user librenms by (uid=0)
May 26 21:58:01 dhcp01 CRON[33768]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33765]: pam_unix(cron:session): session opened for user librenms by (uid=0)
May 26 21:58:01 dhcp01 CRON[33769]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33780]: (myuser) CMD (sleep 55; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33782]: (myuser) CMD (sleep 50; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33779]: (librenms) CMD ( /opt/librenms/ping.php >> /dev/null 2>&1)
May 26 21:58:01 dhcp01 CRON[33781]: (librenms) CMD ( /opt/librenms/alerts.php >> /dev/null 2>&1)
May 26 21:58:01 dhcp01 CRON[33783]: (myuser) CMD (sleep 45; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33784]: (librenms) CMD ( cd /opt/librenms/ && php artisan schedule:run >> /dev/null 2>&1)
May 26 21:58:01 dhcp01 CRON[33770]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33771]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33773]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33785]: (myuser) CMD (sleep 40; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33774]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33776]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33778]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33786]: (myuser) CMD (sleep 35; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33787]: (myuser) CMD (sleep 25; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33775]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33777]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33772]: pam_unix(cron:session): session opened for user myuser by (uid=0)
May 26 21:58:01 dhcp01 CRON[33788]: (myuser) CMD (sleep 20; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33789]: (myuser) CMD (bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33790]: (myuser) CMD (sleep 10; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33791]: (myuser) CMD (sleep 15; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33792]: (myuser) CMD (sleep 5; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33793]: (myuser) CMD (sleep 30; bash /home/myuser/test_simple_api/run.sh check & bash /home/myuser/test_simple_api02/run.sh check)
May 26 21:58:01 dhcp01 CRON[33778]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:01 dhcp01 CRON[33766]: pam_unix(cron:session): session closed for user librenms
May 26 21:58:01 dhcp01 CRON[33765]: pam_unix(cron:session): session closed for user librenms
May 26 21:58:02 dhcp01 dhcpd[12662]: DHCPDISCOVER from 2c:ea:7f:5e:5c:15 via eno1: network 10.30.2.0/24: no free leases
May 26 21:58:06 dhcp01 CRON[33777]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:11 dhcp01 CRON[33764]: pam_unix(cron:session): session closed for user librenms
May 26 21:58:11 dhcp01 CRON[33776]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:16 dhcp01 CRON[33775]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:21 dhcp01 CRON[33774]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:21 dhcp01 dhcpd[12662]: DHCPDISCOVER from 2c:ea:7f:5e:5c:15 via eno1: network 10.30.2.0/24: no free leases
May 26 21:58:26 dhcp01 CRON[33773]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:27 dhcp01 etc-dhcp-dhcpd.conf.d[10103]: [2023-05-26 12:58:27.492615] C [rpc-clnt-ping.c:162:rpc_clnt_ping_timer_expired] 0-dhcp-conf-client-1: server 10.30.2.242:49152 has not responded in the last 42 seconds, disconnecting.
May 26 21:58:29 dhcp01 dhcpd[12662]: DHCPDISCOVER from 2c:ea:7f:5e:5c:15 via eno1: network 10.30.2.0/24: no free leases
May 26 21:58:30 dhcp01 kernel: tg3 0000:03:00.0 eno1: Link is down
May 26 21:58:31 dhcp01 CRON[33772]: pam_unix(cron:session): session closed for user myuser
May 26 21:58:31 dhcp01 ntpd[9869]: Deleting interface #3 eno1, 10.30.2.241#123, interface stats: received=113508, sent=127702, dropped=0, active_time=44797832 secs
May 26 21:58:31 dhcp01 ntpd[9869]: 192.46.211.253 local addr 10.30.2.241 -> <null>
May 26 21:58:31 dhcp01 ntpd[9869]: 193.123.243.2 local addr 10.30.2.241 -> <null>
May 26 21:58:31 dhcp01 ntpd[9869]: 132.226.17.96 local addr 10.30.2.241 -> <null>
May 26 21:58:31 dhcp01 ntpd[9869]: Deleting interface #5 eno1, fe80::da9d:67ff:fe13:5d48%2#123, interface stats: received=0, sent=0, dropped=0, active_time=44797832 secs
- power-on log
May 27 03:10:50 dhcp01 systemd[1]: etc-dhcp-dhcpd.conf.d.mount: Failed with result 'exit-code'.
May 27 03:10:50 dhcp01 systemd[1]: Started LSB: start or stop rrdcached.
May 27 03:10:50 dhcp01 systemd[1]: Started LSB: HPA's tftp server.
May 27 03:10:50 dhcp01 dhcpd[1399]: Can't open /etc/dhcp/dhcpd.conf.d/dhcpd.master: No such file or directory
May 27 03:10:50 dhcp01 dhcpd[1399]:
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: dhcpd self-test failed. Please fix /etc/dhcp/dhcpd.conf.
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: The error was:
May 27 03:10:50 dhcp01 dhcpd[1399]: If you think you have received this message due to a bug rather
May 27 03:10:50 dhcp01 dhcpd[1399]: than a configuration issue please read the section on submitting
May 27 03:10:50 dhcp01 dhcpd[1399]: bugs on either our web page at www.isc.org or in the README file
May 27 03:10:50 dhcp01 dhcpd[1399]: before submitting a bug. These pages explain the proper
May 27 03:10:50 dhcp01 dhcpd[1399]: process and the information we find helpful for debugging.
May 27 03:10:50 dhcp01 dhcpd[1399]:
May 27 03:10:50 dhcp01 dhcpd[1399]: exiting.
May 27 03:10:50 dhcp01 dhcpd[1495]: Internet Systems Consortium DHCP Server 4.4.1
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: Internet Systems Consortium DHCP Server 4.4.1
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: Copyright 2004-2018 Internet Systems Consortium.
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: All rights reserved.
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: For info, please visit https://www.isc.org/software/dhcp/
May 27 03:10:50 dhcp01 dhcpd[1495]: Copyright 2004-2018 Internet Systems Consortium.
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: Can't open /etc/dhcp/dhcpd.conf.d/dhcpd.master: No such file or directory
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: If you think you have received this message due to a bug rather
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: than a configuration issue please read the section on submitting
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: bugs on either our web page at www.isc.org or in the README file
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: before submitting a bug. These pages explain the proper
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: process and the information we find helpful for debugging.
May 27 03:10:50 dhcp01 isc-dhcp-server[1366]: exiting.
May 27 03:10:50 dhcp01 dhcpd[1495]: All rights reserved.
May 27 03:10:50 dhcp01 systemd[1]: isc-dhcp-server.service: Control process exited, code=exited, status=1/FAILURE
May 27 03:10:50 dhcp01 dhcpd[1495]: For info, please visit https://www.isc.org/software/dhcp/
May 27 03:10:50 dhcp01 systemd[1]: isc-dhcp-server.service: Failed with result 'exit-code'.
May 27 03:10:50 dhcp01 dhcpd[1495]: Can't open /etc/dhcp/dhcpd.conf.d/dhcpd.master: No such file or directory
May 27 03:10:50 dhcp01 systemd[1]: Failed to start LSB: DHCP server.
May 27 03:10:50 dhcp01 dhcpd[1495]:
May 27 03:10:50 dhcp01 dhcpd[1495]: If you think you have received this message due to a bug rather
May 27 03:10:50 dhcp01 dhcpd[1495]: than a configuration issue please read the section on submitting
May 27 03:10:50 dhcp01 dhcpd[1495]: bugs on either our web page at www.isc.org or in the README file
May 27 03:10:50 dhcp01 dhcpd[1495]: before submitting a bug. These pages explain the proper
May 27 03:10:50 dhcp01 dhcpd[1495]: process and the information we find helpful for debugging.
May 27 03:10:50 dhcp01 dhcpd[1495]:
May 27 03:10:50 dhcp01 dhcpd[1495]: exiting.
May 27 03:10:50 dhcp01 systemd[1]: Started Postfix Mail Transport Agent (instance -).
May 27 03:10:50 dhcp01 systemd[1]: Starting Postfix Mail Transport Agent...
May 27 03:10:50 dhcp01 systemd[1]: Started Postfix Mail Transport Agent.
May 27 03:10:55 dhcp01 systemd-udevd[1541]: Using default interface naming scheme 'v240'.
May 27 03:10:55 dhcp01 systemd-udevd[1541]: link_config: autonegotiation is unset or enabled, the speed and duplex are not writable.
May 27 03:10:56 dhcp01 systemd[1]: Started Latency Logging and Graphing System.
May 27 03:10:56 dhcp01 systemd-resolved[727]: Using degraded feature set (UDP+EDNS0+DO) for DNS server 8.8.8.8.
May 27 03:10:57 dhcp01 systemd[1]: Started Docker Application Container Engine.
May 27 03:10:57 dhcp01 systemd[1]: Reached target Multi-User System.
May 27 03:10:57 dhcp01 systemd[1]: Started Oxidized - Network Device Configuration Backup Tool.
May 27 03:10:57 dhcp01 systemd[1]: Reached target Graphical Interface.
May 27 03:10:57 dhcp01 systemd[1]: Starting Update UTMP about System Runlevel Changes...
May 27 03:10:57 dhcp01 systemd[1]: systemd-update-utmp-runlevel.service: Succeeded.
May 27 03:10:57 dhcp01 systemd[1]: Started Update UTMP about System Runlevel Changes.
May 27 03:10:57 dhcp01 systemd[1]: Startup finished in 27.483s (kernel) + 36.223s (userspace) = 1min 3.707s.
- systemctl status
● isc-dhcp-server.service - LSB: DHCP server
Loaded: loaded (/etc/init.d/isc-dhcp-server; generated)
Active: failed (Result: exit-code) since Wed 2023-05-31 11:27:49 KST; 2h 12min ago
Docs: man:systemd-sysv-generator(8)
Process: 9079 ExecStart=/etc/init.d/isc-dhcp-server start (code=exited, status=1/FAILURE)
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: Can't open /etc/dhcp/dhcpd.conf.d/dhcpd.master: No such file or directory
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]:
May 31 11:27:49 dhcp01.hq.alven.local systemd[1]: Failed to start LSB: DHCP server.
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: If you think you have received this message due to a bug rather
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: than a configuration issue please read the section on submitting
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: bugs on either our web page at www.isc.org or in the README file
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: before submitting a bug. These pages explain the proper
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: process and the information we find helpful for debugging.
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]:
May 31 11:27:49 dhcp01.hq.alven.local dhcpd[9089]: exiting.