Blog

Kubernetes

Rego in a Nutshell

In earlier articles from this series, we have demonstrated how to use Open Policy Agent (OPA) with Kubermatic Kubernetes Platform. Open Policy Agent uses its own native language, Rego, to define queries. This tutorial presents an overview of the main features of Rego which will allow you to …

Kubernetes

Kubernetes Operators: Automating Complex Application Lifecycles

What Is a Kubernetes Operator? Kubernetes Operators are a way to package, deploy, and manage Kubernetes applications. This includes Kubernetes applications deployed on Kubernetes and those that are managed using the Kubernetes API or kubectl. A Kubernetes Operator is a controller specific to an …

Kubernetes

Introduction to Deployment Strategies

The last part of this Kubernetes 101 series focused on ReplicaSets and Deployments and why it is better to use Deployments rather than Pods to manage your Kubernetes applications. In this part of the series, we will walk you through different types of Deployment strategies to give you the insight of …

Kubernetes

Kubernetes Security Best Practices

With recent platforms like Kubernetes and containers, CVE (Common Vulnerabilities and Exposures) can be found frequently, even in the most common utilities. They can pose a range of challenges for those in charge of security. There have been cases in the past where a critical issue let an attacker …

Kubernetes

Using Open Policy Agent With Kubermatic Kubernetes Platform

This article shows you how to use Open Policy Agent for policy making on a Kubernetes cluster managed by Kubermatic Kubernetes Platform (KKP). To use Open Policy Agent with Kubernetes, you have two options. You can use it as an admission controller with kube-mgmt: visit this extensive tutorial to …

Kubernetes

Why the Pandemic Is a Forcing Function for Cloud Native

It’s been breaking news over the past few weeks: For the second quarter of 2020, Zoom reported an incredible 355% revenue growth compared to the previous year. If there was any more proof needed that the pandemic has been fueling digital transformation faster than ever, this it checked off. I …

Kubernetes

Introduction to Open Policy Agent

What Is Open Policy Agent? Open Policy Agent is a project which allows you to implement fine-grained access control. It is written in Go and is part of the Cloud Native Computing Foundation as an incubating project. Its source code is available publicly under the Apache License 2.0. Why Use OPA? …

Kubernetes

Introduction to Pods

What is a Pod? A pod is the smallest object that can be created in Kubernetes. It consists of one or more containers that are tightly coupled and is the central object type on top of which others build their functionalities. Containers in a pod are created, managed, and destroyed together. …

Kubernetes

Rancher And SUSE - A True Open Source Solution?

The cloud native acquisition and consolidation continues. EQT owned SUSE just acquired Rancher Labs for $600M, and although Rancher revenue was not publicly disclosed, this appears to be a purchase at ~30x multiple on revenue. While EQT and SUSE celebrate the $600 million purchase as the first …

Kubernetes

Running Containers and Virtual Machines Side by Side

Cloud native and Kubernetes are two of the hottest buzz words in the IT industry today. However, the sparkle of these terms cannot cover the legacy tangle of tech hiding at the back of every enterprise datacenter or even cloud infrastructures. Greenfield deployments of containers can easily take …

Kubernetes

Kubernetes as a Container Orchestration Tool

Kubernetes as a Container Orchestration Tool In our last post Getting Started With Containers, we discussed the basic terms, concepts and tools that are associated with containers. It is time to take a step further by diving into Kubernetes as a container orchestration tool. I will explain step by …