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Support #357

closed

OAM: DNS cluster - Technitium primary/secondary + DHCP failover

Support #357: OAM: DNS cluster - Technitium primary/secondary + DHCP failover

Added by Charles N 1 day ago.

Status:
Closed
Priority:
Normal
Assignee:
Charles N
Target version:
TSYS Group - Potential to Kinetic Ready
Start date:
08/06/2026
Due date:
% Done:

100%

Estimated time:

Description

Production DNS cluster on pfv-netinfra-01 (PRIMARY) and pfv-netinfra-02 (SECONDARY).

Completed work:

  • Technitium DNS as Docker container (tsys-dns), 167 zones
  • Zone replication via rsync systemd timer (every 60s)
  • DHCP migrated from pfv-netboot to netinfra-01/02 (ISC failover-peer, 753 active leases)
  • Pi-hole hardened on both nodes (shm_size=1024M, custom gravity-validate.sh, healthcheck, autoheal)
  • NTP = ntpsec on both nodes

Code: PFVCluster/netinfra/dns-cluster-setup/

Updated by Charles N 1 day ago Actions
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 #1

  • Status changed from New to Closed
  • % Done changed from 0 to 100

RETROACTIVE: Work completed prior to Redmine system-of-record migration. Ticket created for audit/compliance trail. Code reference in description.

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