If you are deploying Ruby web application on Fedora with Puma (or other) application server and NGINX web server as a proxy, you might encounter SELinux forbidding NGINX to use the Puma socket. Here is how to create a SELinux policy module that you can use during your server provisioning.
If you are using Vagrant with KVM (with vagrant-libvirt plugin) on Fedora, you might have experienced that sometimes the KVM virtual machine becomes unresponsive. Simply put you would wait forever for trying to ssh to the machine using vagrant ssh. It unfortunately happens to me sometimes when my laptop goes to sleep. So the simple […]
How to solve collisions of VirtualBox with virtual bridges on Fedora (e.g. when running Vagrant).
Have you ever needed a DNS server that would be visible both on your host and your Vagrant guests? Landrush is one of those things that can pretty much save you. Unfortunately it was designed around VirtualBox and Mac OS, so it does not work on Linux out-of-the-box. And it does not work with libvirt […]
What to do when running Vagrant with –debug flag is not enough? As Vagrant is nothing else than a Ruby program, you can use famous pry gem together with pry-byebug to debug it. The only thing you need to do to use pry from the Vagrant code base is to make sure it’s installed and […]
Vagrant is a great software that allows people to use various providers, provisioners, sync options, and more. But that often comes short if we write our project’s Vagrantfile just for default VirtualBox. Since I prefer to use libvirt provider and NFS I tend to write Vagrantfile that only support those (as they are just for […]
What if we have a package that yum/dnf does not want to uninstall due to the broken dependencies or an uninstall scriptlets that won’t work?
vagrant-registration plugin for Vagrant allows developers to easily register their guests for updates on systems with a subscription model like Red Hat Enterprise Linux. Here is how to install the plugin and set it up.
How to change pages’ URLs in Jekyll using a custom generator plugin.
If you are using NFS with Vagrant you are probably tired of password prompts. But a few modifications to /etc/sudoers file can help you!