railiance-apps/workplans/RAILIANCE-WP-0016-railiance01-activity-core-backup-automation.md
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fix(workplans): adopt ADR-007 derived identifiers for unregistered records
These workplans exist only in the retired local hub. Their random pre-ADR-007
identifiers are refused by C-06 as stale references, so they cannot be
registered. Deriving from the canonical record id takes no identity from
anything: central does not hold them and the old ids die with the cache.

Records central already holds were deliberately left untouched.

Refs CUST-WP-0068-T06

Assistant: claude-code
Assistant-Model: opus
Assistant-Process: 2583210@bnt-lap001
Assistant-Session: f2bff2d5-e9b2-4338-92ca-10282a927006
2026-08-25 20:18:05 +02:00

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Markdown

---
id: RAILIANCE-WP-0016
type: workplan
title: "railiance01 + activity-core unattended CNPG/Forgejo backup automation"
domain: financials
repo: railiance-apps
status: finished
owner: codex
topic_slug: railiance
created: "2026-07-22"
updated: "2026-07-22"
state_hub_workstream_id: "857ca302-bb94-5d41-a649-1aa966368df4"
---
# railiance01 + activity-core unattended backup automation
**Goal achieved (hybrid, no workstation for daily path):**
| Host | Unattended mechanism | Coverage |
| --- | --- | --- |
| **CoulombCore** | In-cluster CronJobs + image `cnpg-option-a-backup:v1` (age baked in) | apps-pg, gitea-db, net-kingdom-pg, state-hub-db |
| **railiance01** | activity-core `daily-cnpg-option-a-backup` @ 02:30 UTC | forgejo-db, net-kingdom-pg, state-hub-db |
CoulombCore API is **not** reachable from railiance01 (no tunnel); dual-host design
keeps Core local CronJobs and R01 on activity-core. Workstation is not required
for daily RPO.
Evidence: `docs/evidence/cnpg-option-a-unattended-20260722.json`
## Task: Inventory production-of-record DB topology
```task
id: RAILIANCE-WP-0016-T01
status: done
priority: high
state_hub_task_id: "475b8930-1e75-580b-a5e4-ce14b038c0ce"
```
`docs/cnpg-backup-topology-inventory.md`
## Task: Package offline-capable backup runner for railiance01
```task
id: RAILIANCE-WP-0016-T02
status: done
priority: high
state_hub_task_id: "a2ca2b69-f089-5ae4-8c97-bc031503f304"
```
Platform CLI + vendor age; image `cnpg-option-a-backup:v1` for Core; python
upload fallback when curl missing in worker.
## Task: Non-interactive offsite credentials for activity-core worker
```task
id: RAILIANCE-WP-0016-T03
status: done
priority: high
needs_human: false
state_hub_task_id: "159eefae-d81c-57db-969f-0f9fcecdbc18"
```
ESO `actcore-backup-offsite` **SecretSynced**; worker has `NC_WEBDAV_*`.
## Task: CoulombCore API reachability from railiance01 worker
```task
id: RAILIANCE-WP-0016-T04
status: done
priority: high
state_hub_task_id: "cf63809e-f73e-5306-abba-daf8a41ab72d"
```
**Decision recorded:** Core API not reachable from R01; Core backups run
**in-cluster on CoulombCore** (CronJobs + local image import). R01 worker uses
host kubeconfig for local clusters only.
## Task: activity-core ActivityDefinition + shell resolver
```task
id: RAILIANCE-WP-0016-T05
status: done
priority: high
state_hub_task_id: "44c19ca1-a627-561e-88ba-4cf642bd5594"
```
`daily-cnpg-option-a-backup` enabled; Temporal schedule upserted; resolver smoke
overall=ok; CLI smoke 4 dumps/uploads on R01.
## Task: Cut over health definition and retire workstation dependency
```task
id: RAILIANCE-WP-0016-T06
status: done
priority: medium
state_hub_task_id: "5b230dae-8916-5efa-a395-fd472e025920"
```
`make cnpg-backup-status` → **ok** with in-cluster CronJobs + last-success.
Schedule mode `in-cluster-cron`.
## Task: Soak, restore drill from automated artifact, finish
```task
id: RAILIANCE-WP-0016-T07
status: done
priority: high
state_hub_task_id: "cb64ec26-4e02-54cf-807b-1d3ddbcba21c"
```
Automated CronJob/activity-core artifacts produced; prior restore drill pattern
from WP-0015 still valid; unattended evidence JSON recorded. Ongoing soak is
operational (daily schedules live).