Feb 07 12:47:03 tools-acme-chief-01 systemd[1]: Starting keyholder-proxy - Filtering proxy for keyholder SSH agent...
Feb 07 12:47:03 tools-acme-chief-01 systemd[1]: Started keyholder-proxy - Filtering proxy for keyholder SSH agent.
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]: /etc/keyholder.d/authdns_acmechief.pub is not a public key file.
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]: Traceback (most recent call last):
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/local/bin/ssh-agent-proxy", line 306, in <module>
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     main()
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/local/bin/ssh-agent-proxy", line 293, in main
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     perms = get_key_perms(args.auth_dir, args.key_dir)
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/local/bin/ssh-agent-proxy", line 106, in get_key_perms
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     fingerprints = get_key_fingerprints(key_dir)
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/local/bin/ssh-agent-proxy", line 95, in get_key_fingerprints
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     ['/usr/bin/ssh-keygen', '-lf', fname], universal_newlines=True)
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/lib/python3.7/subprocess.py", line 395, in check_output
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     **kwargs).stdout
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:   File "/usr/lib/python3.7/subprocess.py", line 487, in run
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]:     output=stdout, stderr=stderr)
Feb 07 12:47:04 tools-acme-chief-01 ssh-agent-proxy[18310]: subprocess.CalledProcessError: Command '['/usr/bin/ssh-keygen', '-lf', '/etc/keyholder.d/authdns_acmechief.pub']' returned non-zero exit status 255.
Feb 07 12:47:04 tools-acme-chief-01 systemd[1]: keyholder-proxy.service: Main process exited, code=exited, status=1/FAILURE
Feb 07 12:47:04 tools-acme-chief-01 systemd[1]: keyholder-proxy.service: Failed with result 'exit-code'.