Some weeks ago, I gave a workshop about Ansible and I was asked how to set up a local test environment for Ansible. Requirement is that this test environment can run on a Windows 10 without a Linux subsystem. I don't why, but it was not my first customer where Windows 10 could not be used with Linux subsystem (Don't …

On my last conference talk (it was about Ansible and Docker at DevOpsCon in Berlin), I was asked what is the best way to run Ansible on a Windows system. Ansible itself requires a Linux-based system as the control machine. When I have to develop on a Windows machine, I install a Linux-based virtual machine to run the …

If you google "serverspec install ubuntu", you find the information that a package called ruby-serverspec in the standard package repository can be used to install Serverspec on an Ubuntu 14.04 LTS based system. Unfortunately, this package installs an outdated version of Serverspec. The next point is that if …

Salt has the option to manage servers agentlessly. Agentless means that the targets don't need a agent process. The master orchestrates the target system over SSH. Therefor it exists an own command called _salt-shh. _ The following sections explain how to install Salt SSH on a CentOs 5.5 and how to configure minimally …

When you follow the instruction step in the installation guide for Centos 5.5, the package manager automatically installs ZeroMQ in version 2.2. This ZeroMQ version makes some troubles. Therefore, Salt recommends using ZeroMQ in version >= 3.2. There is no ZeroMQ package for this version available in the official …