Author: nachoparker

Humbly sharing things that I find useful [ github dockerhub ]
android

Auto manage your Android phone’s connectivity

Today I would like to show you a way of making your phone a bit smarter, more secure and private and save some battery in a simple manner just by using free and open source software. The idea is to automate your phone to learn when features such as wifi and bluetooth should be enabled …

android, nextcloud

Sync Nextcloud, tasks, calendars and contacts on your Android device

This is a basic tutorial on how to setup your Android phone to sync with your selfhosted Nextcloud instance just by using 100% free and open source reliable software. Technologies used Nextcloud file sync is based on WebDAV. Regarding Calendars and Tasks, we have CalDAV For Contacts, we have CardDAV Nextcloud is based on the …

linux, shell

Schedule BTRFS snapshots with btrfs-snp

To complement the last BTRFS tool btrfs-du, I would like to share a simple script for creating BTRFS snapshots that plays well with cron and systemd timers. This allows us to easily automate snapshot creation. I was inspired by btrfs-snap by Birger Monsen. Usage btrfs-snp can be run manually, or summoned from cron. Invoke without …

ARM, security

Security audit your ARM board with Lynis

Be it powerful production servers, or humble home hosted ARM boards, an internet facing system requires that we take security very seriously. But security is hard. No matter how much we try to secure our systems, any small detail we oversee can ruin all our efforts. In the same way that intruders make use of …

linux, shell

Check disk space of your BTRFS snapshots with btrfs-du

Today I want to share a simple way to check the state of our BTRFS snapshots. Usage

If path is omitted, it will default to / . We can list easily our snapshots, plus have a clear view of how much data they have in common and how much total overhead are we holding. …

nextcloud, nextcloudpi, raspberrypi

NextCloudPi comes with NC 12.0.4, Odroid HC1 and Armbian support, BTRFS snapshots, diagnostics tools and an awesome case!

The latest release of NextCloudPi is out! This release updates to the latest 12.0.4 version of Nextcloud. On the hardware side, we keep expanding our options with Armbian support which will allow us to generate ready to use SD card images for several powerful boards for those wanting more performant private clouds. Also James Sundquist, …

ARM, debian, docker, linux

Building Armbian images faster using Docker

The people at the Armbian team have been doing an impressive work at optimizing and generating Debian images for many ARM boards. While they have documentation on the build process, it focuses mostly on setting up a build environment on VirtualBox with Vagrant. They do support building in a Docker environment, but I found the …

FOSS

Roads and bridges, the unseen labour behind our digital infrastructure

Today I would like to recommend a book. Roads and bridges, the unseen labour behind our digital infrastructure is a really revealing read, be it that you are interested in Free and Open Software or not. The author, Nadia Eghbal, provides a really amusing compilation of facts and anecdotes about software we all know and …

FOSS, privacy

Own your browsing with Firefox Quantum

In this blog we focus on controlling our software. We believe that we need to be in control of the actions that our computers,  phones and gadgets perform at all times. It needs to be the user the one to allow software to run, the one that needs to have a saying in how it …

docker, nextcloud, nextcloudpi

NextCloudPi dockers for x86 and ARM

I would like to introduce a new set of NextCloudPi dockers. Finally, it seems that the upstream docker containers both for x86 and ARM are caching up in terms of reduced size. That is great news because it relieves the burden of creating and maintaining the minidebian and miniraspbian base images. This means that we …