prometheus-borg-exporter/README.md
2018-09-06 14:53:39 +02:00

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# Borg exporter
Export borg information to prometheus.
## Dependencies
* [Dateutils](http://www.fresse.org/dateutils/)
* Prometheus (obviously)
* Node Exporter with textfile collector
* [Borg](https://github.com/borgbackup/borg)
## Install
You must install this node exporter in each host that you want to monitor.
### With the Makfile
For convenience, you can install this exporter with the command line
`make install` or follow the process described in the next paragraph.
### Manually
Copy `borg_exporter.sh` to `/usr/local/bin`.
Copy `borg.env` to `/etc/borg` and replace your repokey and repository in it.
Copy the systemd unit to `/etc/systemd/system` and run
```
systemctl enable prometheus-borg-exporter.timer
systemctl start prometheus-borg-exporter.timer
```
Alternative: Use `ExecStartPost` in your borg backupt timer itself to write our the metrics.
## Configure your node exporter
You must start the node exporter service with the following parameter: `--collector.textfile.directory=/var/lib/node_exporter/textfile_collector`
## Exported metrics
```
borg_extract_exit_code
borg_hours_from_last_backup
borg_archives_count
borg_files_count
borg_chunks_unique
borg_chunks_total
borg_last_size
borg_last_size_compressed
borg_last_size_dedup
borg_total_size
borg_total_size_compressed
borg_total_size_dedup
```
### Grafana dashboard
See [here](https://grafana.com/dashboards/7856) for a sample grafana dashboard.