swarm-zap/memory/ops/2026-03-03-cron-backup.md

# Session: 2026-03-03 18:58:52 UTC

- **Session Key**: agent:main:main
- **Session ID**: 5664a6b5-336f-4e2f-9dc8-d674ac92434c
- **Source**: gateway:sessions.reset

## Conversation Summary

assistant: [[reply_to_current]] That means the browser at `zap.taildb3494.ts.net` still isn’t paired (or lost its device token).

Do this sequence:

1. On `zap` (local), open:  
   `http://127.0.0.1:18789`
2. In that local UI, go to **Devices / Pairing**.
3. Find the pending device for your Tailscale browser and **Approve** it.
4. In the remote tab (`https://zap.taildb3494.ts.net/...`), hard refresh.

If it still says pairing required:
- Open remote UI **Settings** and re-paste gateway token.
- Clear site data for `zap.taildb3494.ts.net` (localStorage/cookies), then reconnect.
- Re-approve the newly created pending device entry.

If you want, I can give you a quick “reset this one browser cleanly” checklist in 4 commands/clicks.
user: [Tue 2026-03-03 18:51 UTC] I don't see device/pairing
assistant: [[reply_to_current]] Yep — some builds don’t expose pairing in the UI nav.  
Use CLI instead (from `zap`):

```bash
openclaw devices list
```

You should see a **pending** request. Approve it:

```bash
openclaw devices approve <requestId>
```

Then reload:

`https://zap.taildb3494.ts.net/chat?session=main`

If multiple pending entries exist, approve the newest one(s).  
You can re-run `openclaw devices list` to confirm state moved from pending → approved.
user: [Tue 2026-03-03 18:53 UTC] Don't we have a backup cronjob setup?
assistant: [[reply_to_current]] Yes — but it’s a **system crontab** job, not an OpenClaw cron job.

Current setup on `zap`:

- **System cron:**  
  `17 */6 * * * /home/openclaw/.openclaw/workspace/scripts/backup-to-minio.sh >> /home/openclaw/.openclaw/workspace/memory/minio-backup.log 2>&1`  
  (runs every 6 hours at minute 17)

- **OpenClaw cron (`~/.openclaw/cron/jobs.json`):** empty (`"jobs": []`)

So backups are configured via Linux cron and writing logs to:
`~/.openclaw/workspace/memory/minio-backup.log`
user: [Tue 2026-03-03 18:54 UTC] I don't see it there: https://zap.taildb3494.ts.net/cron
assistant: [[reply_to_current]] Exactly — that page only shows **OpenClaw cron jobs**, and yours is empty.

Your backup runs via **OS crontab**, so it won’t appear at `/cron`.

If you want it visible/manageable in that UI, we can migrate the backup into OpenClaw cron.
user: [Tue 2026-03-03 18:55 UTC] Why is it OS crontab?
assistant: [[reply_to_current]] Because it was set up that way earlier: a direct shell cron entry was added with `crontab -e` style scheduling.

Two different schedulers exist:

- **OS cron (current):** runs shell scripts directly, independent of OpenClaw.
- **OpenClaw cron (`/cron` UI):** runs jobs defined in `~/.openclaw/cron/jobs.json`.

Your `/cron` UI is empty, so only the OS scheduler is active for backups.  
It’s not wrong — just a different layer. OS cron is often chosen for simple, durable host-level tasks like backups.

If you want, I can help convert it to OpenClaw cron so it’s visible in UI and easier to manage there.
user: [Tue 2026-03-03 18:55 UTC] yes do
assistant: [[reply_to_current]] Yep — let’s migrate it cleanly so it shows in `/cron`.

Run this on `zap`:

```bash
# 1) Remove the OS cron backup line (keeps other cron entries)
crontab -l | grep -v '/home/openclaw/.openclaw/workspace/scripts/backup-to-minio.sh' | crontab -

# 2) Create equivalent OpenClaw cron job (every 6h at minute 17, UTC)
openclaw cron add \
  --name minio-backup \
  --description "Run backup-to-minio.sh every 6 hours" \
  --cron "17 */6 * * *" \
  --tz UTC \
  --agent main \
  --session isolated \
  --announce \
  --message "Run /home/openclaw/.openclaw/workspace/scripts/backup-to-minio.sh and report success/failure briefly."

# 3) Verify
openclaw cron list
```

After that, it should appear at:

- `https://zap.taildb3494.ts.net/cron`

If you want quieter behavior, I can give you the same job with `--no-deliver` (runs silently, no announce).
user: [Tue 2026-03-03 18:56 UTC] Before I do this, one quick question: is it better to run it via OS crontab or opanclaw?
assistant: [[reply_to_current]] Short version: for **backups**, I’d keep **OS crontab** unless you specifically want UI visibility.

- **OS crontab (recommended for this):**
  - more resilient/independent (runs even if OpenClaw app logic is weird)
  - ideal for simple host-level scripts
  - fewer moving parts

- **OpenClaw cron:**
  - nicer management in `/cron`
  - easier chat notifications + model/session control
  - depends on OpenClaw scheduler path

So: **reliability-first → OS cron**.  
**Observability/convenience-first → OpenClaw cron**.

Given this is disaster-recovery backup, I’d lean **OS cron + optional OpenClaw heartbeat/check to confirm recent backup succeeded**.
user: [Tue 2026-03-03 18:57 UTC] Ok let's do: OS cron + optional OpenClaw heartbeat/check to confirm recent backup succeeded
assistant: [[reply_to_current]] Done — great call.

Kept backup on **OS cron** (unchanged), and added a heartbeat health check.

### Current state
- OS cron still active:
  - `17 */6 * * * /home/openclaw/.openclaw/workspace/scripts/backup-to-minio.sh >> /home/openclaw/.openclaw/workspace/memory/minio-backup.log 2>&1`
- Last successful backup in log:
  - `Backup complete: ...20260303T181701Z` (looks healthy)

### Added heartbeat check
I updated `HEARTBEAT.md` to include:

- verify `memory/minio-backup.log` contains a successful `Backup complete:` within last **8 hours**
- alert you if stale or missing

So now you get reliability of OS cron plus proactive monitoring from heartbeat.