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infrastructure/docs/02-SERVICES-CRITICAL.md
XTRM-Unraid b250493d5a
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Major documentation restructure - consolidated docs
New Structure:
- 01-NETWORK-MAP.md - Network topology, IPs, Docker networks, services
- 02-SERVICES-CRITICAL.md - DNS, Auth, Routing (P0/P1 services)
- 03-SERVICES-OTHER.md - All non-critical services
- 04-HARDWARE-INVENTORY.md - Physical devices and specs
- 05-CHANGELOG.md - Major events only

New Folders:
- docs/archive/ - Legacy docs (read-only reference)
- docs/wip/ - Planned changes and ideas
  - UPGRADE-2026-HARDWARE.md - N5 Air + N100 migration plan
  - GITOPS-CONTAINERS.md - Phase 2 container GitOps

Changes:
- Moved all 22 legacy docs to archive/
- Consolidated container IPs, physical map, and services into single network map
- Extracted critical vs non-critical service classification
- Simplified changelog to major events only

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-25 11:17:33 +02:00

213 lines
4.0 KiB
Markdown

# Critical Services
**Last Updated:** 2026-01-25
Services that must remain operational for network functionality and security.
---
## Priority Levels
| Priority | Meaning | Recovery Target |
|----------|---------|-----------------|
| **P0** | Network offline without this | < 5 minutes |
| **P1** | Major functionality impacted | < 1 hour |
---
## P0 - Network Core
### DNS (AdGuard Home)
| Instance | Host | IP | Role |
|----------|------|-----|------|
| Primary | HAP1 | 172.17.0.5 | Main DNS, DoH/DoT/DoQ |
| Secondary | XTRM-U | 192.168.31.4 | Failover DNS |
**Endpoints:**
- DoH: `https://dns.xtrm-lab.org/dns-query`
- DoT: `tls://dns.xtrm-lab.org:853`
- DoQ: `quic://dns.xtrm-lab.org:8853`
**Config Sync:** adguardhome-sync (every 30 min)
**Upstream:** Quad9 DoH (`https://dns10.quad9.net/dns-query`)
**Recovery:**
1. If primary fails → clients use secondary (192.168.31.4)
2. Restart container on HAP1: `/container/start adguardhome`
---
### Routing (HAP1)
| Function | Details |
|----------|---------|
| WAN | 62.73.120.142 via Vivacom fiber |
| LAN | 192.168.31.0/24 |
| NAT | Port forwarding to XTRM-U |
| Firewall | RouterOS firewall rules |
**Recovery:**
1. Physical access to HAP1
2. Reset: hold reset button 5s
3. Reconfigure via WinBox or SSH
---
### DHCP (HAP1)
| Pool | Range |
|------|-------|
| Dynamic | 192.168.31.100-200 |
| Lease Time | 24 hours |
**Static Leases:** Managed in RouterOS DHCP server
---
## P1 - Authentication & Secrets
### Authentik (SSO)
| Component | IP | Purpose |
|-----------|-----|---------|
| authentik | 172.18.0.11 | Web UI + OIDC |
| authentik-worker | 172.18.0.12 | Background tasks |
**URL:** https://auth.xtrm-lab.org
**Protects:**
- Traefik forward auth (all *.xtrm-lab.org)
- Gitea OAuth
- Woodpecker OAuth
- NetBox OAuth
- NetDisco SSO
**Recovery:**
```bash
cd /mnt/user/appdata/authentik
docker compose up -d
```
**Database:** postgresql17 (authentik_db)
---
### Vaultwarden (Passwords)
| Component | IP | Purpose |
|-----------|-----|---------|
| vaultwarden | 172.18.0.15 | Password manager |
**URL:** https://vault.xtrm-lab.org
**Data:** `/mnt/user/appdata/vaultwarden/`
**Recovery:**
```bash
docker start vaultwarden
```
**Backup:** Part of Unraid flash backup
---
## P1 - Reverse Proxy
### Traefik
| Component | IP | Ports |
|-----------|-----|-------|
| traefik | 172.18.0.3 | 8001→80, 44301→443 |
**Config:** `/mnt/user/appdata/traefik/`
- `traefik.yml` - Static config
- `dynamic.yml` - Routers & services
**TLS:** Let's Encrypt wildcard for *.xtrm-lab.org
**Recovery:**
```bash
docker start traefik
```
---
## Shared Infrastructure
### PostgreSQL 17
| IP | Databases |
|----|-----------|
| 172.18.0.13 | authentik_db, netbox, gitea, netdisco_db, diode, hydra |
**Data:** `/mnt/user/appdata/postgresql17/`
**Recovery:**
```bash
docker start postgresql17
# Wait for DB to be ready before starting dependents
```
### Redis
| IP | Consumers |
|----|-----------|
| 172.18.0.14 | Authentik, NetBox, Diode |
**Recovery:**
```bash
docker start Redis
```
---
## Startup Order
When recovering from full outage:
1. **postgresql17** - Database (wait 30s)
2. **Redis** - Cache/queue (wait 10s)
3. **traefik** - Reverse proxy
4. **authentik** + **authentik-worker** - SSO
5. **vaultwarden** - Passwords
6. All other services
---
## Monitoring
### Uptime Kuma
| URL | Monitors |
|-----|----------|
| https://uptime.xtrm-lab.org | 27 services |
**Alerts:** Configured per service (email/webhook)
---
## Backup Strategy
| Data | Location | Frequency |
|------|----------|-----------|
| Unraid Flash | Google Drive | Daily |
| PostgreSQL | `/mnt/user/Backup/` | Daily |
| Vaultwarden | Unraid Flash | With flash backup |
| Authentik | PostgreSQL + `/mnt/user/appdata/authentik/` | Daily |
---
## Future: XTRM-N1 Survival Node
When hardware upgrade completes, these services will have replicas on XTRM-N1:
| Service | Primary | Replica |
|---------|---------|---------|
| DNS | HAP1 | XTRM-N1 |
| Vaultwarden | XTRM-N5 | XTRM-N1 |
| Authentik | XTRM-N5 | XTRM-N1 |
See: `wip/UPGRADE-2026-HARDWARE.md`