Category: linux

debian, linux, nextcloud, raspberrypi, security

Automatic security updates on a Debian system

Computer security is an issue of paramount importance. More even so whenever we are running services exposed to the internet. Much more even so when those services can compromise sensitive data. The first piece of advice you will always get is “keep your system up to date with the latest security patches”, and my favourite …

linux, networking, nextcloud, nextcloudpi, raspberrypi, security

Let’s Encrypt installer for Apache

This installer provides a really easy way of installing a signed certificate with Let’s Encrypt for an Apache server. Configuration Note that you need to have both ports 80 and 443 accessible for the authentication challenge to work DOMAIN is the URL to access from outside and inside your house. Use the same one you …

linux, networking, nextcloud, nextcloudpi, raspberrypi

dnsmasq as DNS cache server for NextCloudPi and Raspbian

Alright, so you already have your own NextCloudPi server ( or any other similar service ) at home. You also registered for Dynamic DNS with no-ip.org and set it up using the installer from last post. Now you might or might not have another extra problem. You can configure your Android or laptop sync client …

linux, networking, nextcloud, nextcloudpi, raspberrypi

Dynamic DNS for Raspbian with no-ip.org installer

  Imagine you have just set up your own remote service at home. Maybe it is a web server, maybe it is just a SSH server, or maybe is your own private cloud with NextCloudPi. First, you have to forward any ports you are intested in accessing from outside in your modem-router. The next step …

debian, linux, raspberrypi

Generic software installer for Raspbian

I wrote this little tool to facilitate the installation of software for my NextCloudPi, but it can be used for any Raspbian installation. With this, I can automate the process of installing new services to my running Raspberry Pis through SSH adding new services to my Raspbian images and generating an image that can be …

linux, networking, shell

Easy passwordless SSH with sshh

This little wrapper for SSH and SCP allows for comfortable management and scripting. It is specifically recommended for developing and testing embedded systems and virtual machines¬† before production, where strong security is not required. Usage Use sshh and scpp exactly as you would use ssh and scp. Instalation Easy install! Paste on your zsh terminal …

debian, docker, linux

Creating a minimal Debian container for Docker

In the last post, we introduced some basic techniques to free up unused space on a Debian system. Following those steps, I created a Debian 8 Docker image that takes only 56.7 MB! Usage You can get it typing the following, but you really don’t need to because docker run¬† pulls the image for you if …

debian, linux, networking, nextcloud, nextcloudpi, raspberrypi

NextCloudPi, a ready to use NextCloud image for Raspberry Pi

I would like to introduce NextCloudPi, ready to use Raspbian 9 image with the latest Nextcloud 12. NextCloudPi is now also available for the Raspberry Pi as an ARM or x86 docker container ( NEW 06-08-2017 ) NextCloudPi can now also be installed on any Debian 9 system ( NEW 11-12-2017 ) NextCloudPi can also …

debian, linux, networking, qemu, raspberrypi

Raspbian on QEMU with network access

This is a little guide to emulate the Raspbian operating system for ARM on QEMU with network connectivity. I found most resources on this outdated, relying on broken links, and lacking the steps for network access, so I reviewed them and streamlined the process. Long story short If you haven’t yet, install QEMU on your …