What to do if Vagrant machine becomes unresponsive (KVM)

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 answer is to avoid this and to always halt your Vagrant VMs when you finished working. Here is another thing to try out if you that happens and you don’t want to recreate the machine from scratch (vagrant destroy && vagrant up). Continue reading

DNS for your Vagrant needs: with Landrush, libvirt and dnsmasq

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 provider at all. Until of course recently since I added the support there. Here is how to make all that work together on Fedora. Continue reading

Running Vagrant with Docker provider without password prompts on Fedora

When you run Vagrant with Docker provider you find out that you need to prepend every command with sudo since that’s what would you do with running Docker commands directly. But chances are you don’t want to do that. In that case it’s enough to make calls to Docker commands password-less. Vagrant would then be able to use Docker without password prompts as well. To do so you just need add yourself to docker group. Here is how to do it on Fedora 22. Continue reading