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Davide Airaghi January 25, 2026

Contabo API - automated snapshot creation

Using VPS instances provided by Contabo could be quite easy and not that expensive, but keep in mind to always have some backup at hand and to always keep at least a single snapshot of each instance (a single snapshot is included in the standard plan).

Not forgetting this layer of data preservation could help a lot and speed up recovery processes, so ... why not having this procedures fully automated and run by some Linux system ?

Let's have a look at a possible script ...

Davide Airaghi January 2, 2026

Script to monitor backup sets

When self hosting your own backup system it's not that uncommon to have some sort of monitoring system, just to make sure backups are present and exectuted according to the scheduling.

To address this topic I added to my backup hosting server a script that:
- analyze if there are files modified in a specific internal
- use "s-nail" to send email notifications in case of issues

Davide Airaghi December 14, 2025

Borg - server side archives compacter

If you manage backups using Borg Backup you might end up consuming a lot of space on your storage (local and/or remote), even if you have scheduled "borg prune" sessions, you are using deduplication/compression also at file system level, etc. etc. To make room for…

Davide Airaghi October 27, 2025

Weather based status for Shelly Plus 2PM

Below a simple script to be used in Shelly Plus 2PM device set with a "Cover Profile" to: // add here your latitude in format XX.YYYYY let latitude = "xx.yyyyy"; // add here your longitude in format XX.YYYYY let longitude = "xx.yyyyy"; // add here…

Davide Airaghi October 26, 2025

Docker: Update all the images

If you want to pull and update all the images you have so far downloaded (and are still present on your system) using docker you can execute the following command: for IMAGE in $( LANG=en docker image ls -a --format table | grep -v -E "^REPOSITORY"…

Davide Airaghi December 30, 2021

Wordpress - Plugin to manage robots.txt

To have a simple and quick management tool to edit robots.txt in a Wordpress website i realized this plugin that allows you to: Plugin can be download from https://www.wordpress.org/plugins/robots-txt-quick-editor/

Davide Airaghi December 30, 2021

Wordpress - Plugin per gestione 'robots.txt'

Per migliorare la gestione del file robots.txt generato da Wordpress ho realizzato un plugin denominato "Robots.txt Quick Editor" che permette di: Il plugin si può trovare all'indirizzo https://it.wordpress.org/plugins/robots-txt-quick-editor/

Davide Airaghi March 18, 2021

Docker - ricerca immagine contenente un layer

Può essere utile, dato l'identificativo di un layer, andare a cercare in quali immagini esso è usato. Per questa semplice operazione è possibile utilizzare lo script docker-find-layer-image riportato qui di seguito. #!/bin/bashLAYER=$1if [ "$LAYER" = "" ]; then echo "" echo "Layer not given as…

Davide Airaghi November 22, 2020

Linux: get UPS remaining battery time

If you have a UPS connected to your Linux box maybe you need some simple way to get how much power is left in the batteries, i've written a simple tool to get this information (note: you need Nut to be installed, configured and running).

Davide Airaghi November 22, 2020

Linux: estrazione tempo restante batteria UPS

Se usate un UPS collegato al vostro sistema Linux può essere comodo avere uno script che vi indichi quanta batteria è ancora disponibile, così da non farvi cogliere impreparati. Ecco di seguito un semplice script che vi permetterà, dopo che avrete installato e configurato il…