How I migrated to NetworkManager keyfiles for configuration: How I migrated to NetworkManager keyfiles for configuration David Both Tue, 08/23/2022 – 03:00 Register or Login to like Register or Login to like NetworkManager was introduced in 2004 to make network configuration more flexible and dynamic. The old SystemV startup shell scripts, of which the interface …
A sysadmin’s guide to network interface configuration files: A sysadmin’s guide to network interface configuration files David Both Wed, 08/03/2022 – 03:00 Register or Login to like Register or Login to like In the first article of this series, Get started with NetworkManager on Linux, I looked at what NetworkManager does and some of the tools …
Parse JSON configuration files with Groovy: Applications typically include some type of default or “out-of-the-box” state or configuration, as well as some way for users to customize that configuration for their needs. read more: Opensource.com clhermansen Supporting Open Source. Have you tried: Visiting Port Elizabeth?
How to parse Bash program configuration files: Keeping program configurations separate from code is important. It enables non-programmers to alter configurations without having to modify the program’s code. With compiled binary executables, that would be impossible for non-programmers because it not only requires access to source files (which we do have with open source programs) …
Use Python to parse configuration files: Sometimes, a program needs enough parameters that putting them all as command-line arguments or environment variables is not pleasant nor feasible. In those cases, you will want to use a configuration file. read more: Opensource.com Moshe Zadka Supporting Open Source. Have you tried: Travelling to South Africa?
Get started with Kustomize for Kubernetes configuration management: Preparing to run a new (or convert an existing) application in Kubernetes takes work. Working with Kubernetes requires defining and creating multiple “manifests” for the different types of objects in your application. Even a simple microservice is likely to have a deployment.yaml, service.yaml, configmap.yaml, and other files. …
Processing modular and dynamic configuration files in shell: While working on a continuous integration/continuous development (CI/CD) solution for a customer, one of my first tasks was to automate the bootstrapping of a CI/CD Jenkins server in OpenShift. Following DevOps best practices, I quickly created a configuration file that drove a script to complete the job. …
Linux command-line fun, top configuration tools, Kubeflow, and more: Once again articles in our 24 days of fun Linux command-line tricks dominated our top 10 list last week. Readers also wanted to know more about open source configuration management tools, Kubeflow, getting started in AI, and more. Would you like to get started writing for Opensource.com in the new …
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Manage your workstation with Ansible: Automating configuration: Ansible is an amazing automation and configuration management tool. It is mainly used for servers and cloud deployments, and it gets far less attention for its use in workstations, both desktops and laptops, which is the focus of this series. In the first part of this series, I …
An introduction to GRUB2 configuration for your Linux machine: When researching my article from last month, An introduction to the Linux boot and startup process, I became interested in learning more about GRUB2. This article provides a quick introduction to configuring GRUB2, which I will mostly refer to as GRUB for simplicity. read more: Opensource.com …
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Top 5: 10 tips for IoT home automation, Configuration management tools, and more: In this week’s Top 5, we highlight tips for home-IoT projects, a deep dive into configuration management, tips for getting started with WordPress development, a successful middle school Linux program, and a brief introduction to animation with CSS and JavaScript. Top 5 …
What are configuration management tools?: For most people, computers don’t stay the same. Software is added, removed, and updated. Configurations are changed. Think about the changes you’ve made to your computer since the first time you booted it up. Now imagine making those changes to 10, 100, or 1,000 more computers. Configuration management tools are …
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