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Add VRRP failover infrastructure documentation (Nobara)
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Deployed automatic failover for critical services (Traefik, Vaultwarden,
Authentik, AdGuard) from Unraid to Nobara workstation via Keepalived VRRP
with VIP 192.168.10.250. ~4 second failover time.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Kaloyan Danchev
2026-02-13 18:03:26 +02:00
parent d2f49e9130
commit ecbce1ca94
6 changed files with 357 additions and 2 deletions
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19
docs/CHANGELOG.md
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@@ -4,6 +4,25 @@
---
## 2026-02-13
### Failover Infrastructure Deployed
- **[SERVICE]** Deployed Docker failover stack on XTRM-Nobara (Traefik, Vaultwarden, Authentik, AdGuard Home)
- **[SERVICE]** Installed Docker CE 29.2.1 + Docker Compose 5.0.2 on Nobara
- **[SERVICE]** Deployed Keepalived VRRP for automatic failover (VIP: 192.168.10.250)
- **[SERVICE]** Unraid: Keepalived as Docker container (local/keepalived, MASTER priority 150)
- **[SERVICE]** Nobara: Keepalived as systemd service (BACKUP priority 100)
- **[SERVICE]** Replicated data: Vaultwarden DB, Authentik PostgreSQL dump (864MB), AdGuard config, Traefik certs
- **[NETWORK]** Added VRRP protocol to Nobara firewall (firewalld)
- **[NETWORK]** Configured SSH key auth to Nobara (id_ed25519_nobara, passwordless)
- **[NETWORK]** Added SSH config alias: `ssh nobara`
- **[DOCS]** Created 10-FAILOVER-NOBARA.md with full failover documentation
- **[DOCS]** Updated 02-SERVICES-CRITICAL.md with failover section
- **[DOCS]** Updated 04-HARDWARE-INVENTORY.md with XTRM-Nobara specs
- **[DOCS]** Updated README.md and CLAUDE.md with Nobara references
---
## 2026-02-06
### Unraid Flash Drive Failure