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feat: add backup recency, cert expiry, and I/O wait checks (#25) #36

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cal merged 1 commits from issue/25-homelab-audit-sh-add-backup-recency-and-certificat into main 2026-04-03 02:15:42 +00:00
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Author SHA1 Message Date
Cal Corum
ae5da035f6 feat: add backup recency, cert expiry, OOM, and I/O wait checks (#25)
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Details 
Closes #25

- check_backup_recency(): queries pvesh vzdump task history; flags VMs
  with no backup (CRIT) or no backup in 7 days (WARN)
- check_cert_expiry(): probes ports 443/8443 per host via openssl;
  flags certs expiring ≤14 days (WARN) or ≤7 days (CRIT)
- io_wait_pct() in COLLECTOR_SCRIPT: uses vmstat 1 2 to sample I/O
  wait; flagged as WARN when > 20%
- OOM kill history was already collected via journalctl; no changes needed

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
 2026-04-02 21:06:44 -05:00