#Auto shelve server This script will auto shelve intances in OpenStack after a configurable number of days.
When the script first runs, it will pull all instances form the openstacksdk and then tag metadata with key retire_date (now + x days). Next, run of the script, it will check the metadata retire_date key and if it its exceeded, it will shelve the server and send a notification email user The user us lookup in Active Directory using LDAP.
apt install python3-openstacksdk python3-ldap
Verify timer is running:
oot@os-infra-c-01-utility-container-09bb929c:/opt/openstack-auto-shelve-instance# systemctl list-timers
NEXT LEFT LAST PASSED UNIT ACTIVATES
Fri 2021-01-22 08:48:02 UTC 1h 37min left Thu 2021-01-21 08:48:02 UTC 22h ago systemd-tmpfiles-clean.timer systemd-tmpfiles-clean.service
Fri 2021-01-22 14:09:47 UTC 6h left Fri 2021-01-22 07:07:21 UTC 2min 41s ago motd-news.timer motd-news.service
Fri 2021-01-22 22:00:13 UTC 14h left Fri 2021-01-22 07:09:09 UTC 53s ago apt-daily.timer apt-daily.service
Sat 2021-01-23 00:00:00 UTC 16h left Fri 2021-01-22 00:00:02 UTC 7h ago auto_shelve_server.timer auto_shelve_server.service
Sat 2021-01-23 00:00:00 UTC 16h left Fri 2021-01-22 00:00:02 UTC 7h ago logrotate.timer logrotate.service
Sat 2021-01-23 06:25:18 UTC 23h left Fri 2021-01-22 06:54:02 UTC 16min ago apt-daily-upgrade.timer apt-daily-upgrade.service
Sun 2021-01-24 03:10:49 UTC 1 day 20h left Sun 2021-01-17 03:11:02 UTC 5 days ago e2scrub_all.timer e2scrub_all.service
7 timers listed.
Pass --all to see loaded but inactive timers, too.
root@os-infra-c-01-utility-container-09bb929c:/opt/openstack-auto-shelve-instance#
Retreive logs:
journalctl -f
Jan 22 07:11:27 os-infra-c-01-utility-container-09bb929c systemd[1]: Starting Auto shelve instance...
Jan 22 07:11:28 os-infra-c-01-utility-container-09bb929c systemd[1]: auto_shelve_server.service: Succeeded.
Jan 22 07:11:28 os-infra-c-01-utility-container-09bb929c systemd[1]: Finished Auto shelve instance.
Verify the auto_shelve_server.service is successful.
You can invoke it manually with:
systemctl start auto_shelve_server.service
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