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Sponsored Session: Kubernetes Package Management Using Unix Philosophy with Carvel

Authors:   Helen George, João Pereira


Summary

Carvel is a set of tools that simplifies the cumbersome task of installing and updating software on a Kubernetes cluster in a secure, scalable, and automated way.
  • Carvel is a set of tools that do targeted operations in a small but efficient way
  • Carvel allows users to swap tools and use the ones that make more sense for them
  • Cap controller simplifies the cumbersome task of using multiple tools for lifecycle management
  • App cr is built on top of Kubernetes API and specifies how to fetch, configure, and deploy software to a Kubernetes cluster
  • Package repository is a collection of packages that are grouped together to help distribute multiple software and versions
Carvel solves the problem of managing software on a Kubernetes cluster by providing a set of tools that simplify the process. With Carvel, users can easily swap tools and use the ones that make more sense for them. Cap controller simplifies the cumbersome task of using multiple tools for lifecycle management, while App cr specifies how to fetch, configure, and deploy software to a Kubernetes cluster. Package repository helps distribute multiple software and versions, making it easier for users to manage their software. Overall, Carvel provides a streamlined solution for managing software on a Kubernetes cluster.

Abstract

Sharing of Personal Information with Sponsors In order to facilitate networking and business relationships at the event, you may choose to visit a third partyʼs virtual booth or to access sponsored content. You are never required to visit third party booths or to access sponsored content. When visiting a booth (e.g. by clicking on a third partyʼs logo in the Solutions Showcase or exhibitor directory, and any actions within the booth thereafter including viewing resources), when accessing sponsored sessions in the Sponsor Theater, or by participating in sponsored activities, the third party will receive some of your registration data. This data includes your first name, last name, title, company, address, email, standard demographics questions (i.e. job function, industry), and details about the sponsored content or resources you interacted with. If you choose to interact with a virtual booth or access sponsored content, you are explicitly consenting to receipt and use of such data by the third-party recipients, which will be subject to their own privacy policies.Managing hundreds or thousands of workloads on a Kubernetes cluster is not an easy task. On top of that, dealing with various workflows to customize and deploy applications can pose even more of a challenge. No single Kubernetes tool is going to solve everyone’s problem, and as an operator you might be forced to use multiple kubernetes tools to manage a single Kubernetes cluster. But then there’s no guarantee that these tools are going to work well together seamlessly.Carvel is a suite of open-source projects that aims to solve these problems. It provides a set of reliable, single-purpose, composable tools that aid in your application building, packaging, configuration, and deployment to Kubernetes. Carvel enables users to get software installed and keep it updated on a Kubernetes cluster in a secure, scalable, and automated way.In this session, João Pereira and Helen George will explore how the whole suite of Carvel tools (ytt, kbld, kapp, imgpkg, kapp-controller) work and show how you can integrate them for managing packages on Kubernetes. We’ll look at a few concrete examples where Carvel can be used as a part of your toolchain together with Helm Charts, kustomize and http library.

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