Short tip: Clone Git repository via SSH and SOCKS proxy
When using tools such as GitLab can cloned via HTTP and SSH. Especially the second choice can be handy if there is no VPN available – but keep in mind, also sending DNS via the … Read more
Posts in Category ‘OSBN/Ubuntuusers Planet’
Posts that are also published on the Open Source blog network or UbuntuUsers Planet
Short tip: Utilize Ansible role via Vagrant
When implementing larger tasks in Ansible, you might thinking about writing your own Ansible role sooner or later. For this, the ansible-galaxy command can help you:
Short tip: Ansible – “failed to create temporary content file: ‘The read operation timed out'”
While using the Ansible modules get_url and unarchive I recently stumbled upon the following errors:
Test-driven development with Chef and Vagrant
When it is planned to automate deploying and configuring complex insfrastructure setups, Chef is a mighty tool. Focussing the Infrastructure as Code (IaC) manifesto, it offers more than conventional Configuration Management and can be used … Read more
Short tip: Python TypeError: __init__() takes exactly 2 arguments (4 given)
Recently, I stumbled upon the following issue while installing a Python utility on an older CentOS system:
Short tip: Puppet – “Unable to fetch my node definition, but the agent run will continue”
Doing a recent Puppet agent upgrade from version 3.x to 4.x I stumbled upon the following errors:
Short tip: Install missing SNMP MIBs under Debian Linux
Leveraging SNMP is often a pain when appropriate MIB files (Management Information Base) are missing – e.g. because the manufacturer did not document them or only offer them at fee. When utilizing a Perl program … Read more
Puppet agents force dozens of errors: “Could not set ‘file’ on ensure: incorrect header check”
Recently I had the problem that my homelab’s Linux machines managed by Puppet were generating dozens of error messages when updating the catalog:
Short tip: Manage cloned systems with SUSE Manager
It is a common procedure to use templates (“golden images“) when deploying virtual machines. Recently I had an issue when deploying SLES machines – newly registered systems within SUSE Manager replaced older one. The management … Read more
Apache Guacamole, Part 1: Basics and installation under CentOS 7
Readers of my blog know that I have been maintaining a homelab for a couple of years. I really like leveraging products I’m focussing on in my working hours also at home. In other words: I like … Read more