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Migrate cuminunpriv1001 to Bullseye
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Description

The main Cumin servers are on Bullseye for quite a while now, same should be done for cuminunpriv1001

Event Timeline

Change 901199 had a related patch set uploaded (by Muehlenhoff; author: Muehlenhoff):

[operations/puppet@production] cuminunpriv: No need for component/spicerack on Bullseye

https://gerrit.wikimedia.org/r/901199

Change 901199 merged by Muehlenhoff:

[operations/puppet@production] cuminunpriv: No need for component/spicerack on Bullseye

https://gerrit.wikimedia.org/r/901199

Cookbook cookbooks.sre.ganeti.reimage was started by jmm@cumin2002 for host cuminunpriv1001.eqiad.wmnet with OS bullseye

Cookbook cookbooks.sre.ganeti.reimage started by jmm@cumin2002 for host cuminunpriv1001.eqiad.wmnet with OS bullseye completed:

  • cuminunpriv1001 (PASS)
    • Downtimed on Icinga/Alertmanager
    • Disabled Puppet
    • Removed from Puppet and PuppetDB if present
    • Deleted any existing Puppet certificate
    • Removed from Debmonitor if present
    • Forced PXE for next reboot
    • Host rebooted via gnt-instance
    • Host up (Debian installer)
    • Set boot to disk
    • Host up (new fresh bullseye OS)
    • Generated Puppet certificate
    • Signed new Puppet certificate
    • Run Puppet in NOOP mode to populate exported resources in PuppetDB
    • Found Nagios_host resource for this host in PuppetDB
    • Downtimed the new host on Icinga/Alertmanager
    • Removed previous downtime on Alertmanager (old OS)
    • First Puppet run completed and logged in /var/log/spicerack/sre/ganeti/reimage/202303201317_jmm_2241129_cuminunpriv1001.out
    • configmaster.wikimedia.org updated with the host new SSH public key for wmf-update-known-hosts-production
    • Rebooted
    • Automatic Puppet run was successful
    • Forced a re-check of all Icinga services for the host
    • Icinga status is optimal
    • Icinga downtime removed

Change 901234 had a related patch set uploaded (by Muehlenhoff; author: Muehlenhoff):

[operations/puppet@production] cuminunpriv: Remove old buster code

https://gerrit.wikimedia.org/r/901234

Change 901234 merged by Muehlenhoff:

[operations/puppet@production] cuminunpriv: Remove old buster code

https://gerrit.wikimedia.org/r/901234

MoritzMuehlenhoff claimed this task.

cuminunpriv1001 has been updated and all tests went fine.