Introduction 08 Chapter 1–What is GitOps? Origins in DevOps Kubernetes and containers Cloud-Native DevOps A DevOps Operating Model GitOps Principles Declarative Versioned Software-as-a-Service (SaaS) company that hosted applications on their platform using Kubernetes as the infrastructure layer managing the applications. One day there was an incident where a configuration stored and versioned in Git, and by taking advantage of declarative configurations in Kubernetes. Cloud-Native DevOps So if GitOps isn’t anything new, why are we hearing so much about it now? Much like how

are property of their respective companies. Introduction GitOps has gained popularity in the cloud-native ecosystem, particularly in Kubernetes-based environments, where managing infrastructure as code operational framework that aims to streamline and automate the deployment and management of applications and infrastructure using Git as the single source of truth. It simplifies and standardizes the teams, and increases the reliability and reproducibility of deployments. GitOps is popular in the cloud-native ecosystem, particularly in Kubernetes-based environments, where managing infrastructure as code

PARTNERSHIP WITH 1 297 REFCARD | SEPTEMBER 2022 GitOps for Kubernetes Essentials to Applications Hosted in Cloud-Native Ecosystems NINAD DESAI STAFF ENGINEER, INFRACLOUD CONTENTS • About GitOps for update complex applications running in Kubernetes. In this Refcard, we will dive into what GitOps means in the Kubernetes world, key principles, and the advantages for cloud-native ecosystems. and tweaks would be taken care of by an automated mechanism. Since Kubernetes and many other cloud-native technologies are almost entirely declarative, infrastructure definitions can be kept alongside

Marketing Manager DevOps is the key to meet the insatiable demand for delivering quality applications rapidly 2 Continuous Integration(CI) & Continuous Delivery (CD) 3 Build Test Security Checks Kubernetes distros Choose the build strategy that fits best your applications and skills: source-to-image, Dockerfile, and Cloud-Native Buildpacks Extend to use community Kubernetes builds strategies io/openjdk:11-jre-slim Cloud-Native Buildpacks Source-to-Image (S2I) 16 OpenShift Pipelines Kubernetes-native on-demand delivery pipelines GENERAL DISTRIBUTION 17 What is Cloud-Native CI/CD? Designed

that enable them to be more productive and deliver applications more quickly. The tools and services that developers need to build and ship applications are what make up the developer experience (DX). Crafting to them whenever needed. Application development teams Application development teams deliver applications and products to end-users. These teams are aligned according to the organization’s priorities consistent way to build and deliver applications from on-prem to edge. Deutsche Telekom is a great example of an organization that needs to support legacy applications and extend them with cloud capabilities

can find the operations side tricky when they’re trying to spin up infrastructure on modern, cloud-native technologies. They need a way to confidently and securely deploy changes to Kubernetes that doesn’t how to deploy, configure, monitor, update, and manage Kubernetes, it components, and all the applications that run on it. In GitOps, a Git repository contains declarative descriptions of all desired according to the four following principles: Kubernetes is just one example of many modern, cloud-native tools that are declarative and can be treated as code. The system’s entire infrastructure must

Performance: The Facts How GitOps Boosts Business Performance: The Facts 2 INTRODUCTION As cloud-native applications have become more prevalent, the concept of DevOps has changed the way software is developed native technologies that together make the promise of DevOps easier to realize. Created for a cloud-native world, GitOps makes developers more productive while improving application stability, security it clear that when DevOps is implemented properly, both speed of development and stability of applications are improved. This in turn correlates directly with organizational success: profitability and

EXPLAINED: CONCEPTS, BENEFITS & GETTING STARTED DevOps has changed the way we develop and manage applications, resulting in faster, more consistent, more collaborative development cycles. It has evolved further infrastructure. In this article, we will have a look at GitOps and how to leverage it for delivering cloud-native applications. What is GitOps? GitOps is a set of practices that are aimed at managing the underlying

git repository are reflected in the corresponding state of the associated infrastructure and applications through automation. GitOps is a natural evolution of Agile and DevOps methodologies What is management of containerized applications. TLDR; It is a resource scheduler KUBERNETES 101 6 Node Node Node Node Node Node Node Node 1 1 2 2 2 2 3 3 3 4 4 Applications OpenShift 4 - A Smarter on-premises environment Autoscaling of cloud resources One-click updates for platform, services, and applications OpenShift and GitOps - A Perfect Match ● OpenShift is a declarative environment ○ Cluster configuration

building Cloud Native applications that unifies Deployment, Monitoring and Management. It works by using Git as a source of truth for declarative infrastructure and applications. Automated CI/CD pipelines up development so that your team can make changes and updates safely and securely to complex applications running in Kubernetes. Freedom of choice Because there is no single tool that can do everything to the production cluster GitOps separates CI from CD and is a more secure method of deploying applications to Kubernetes. The table below shows how GitOps separates read/write privileges between the