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  1. Tatiana Krishtop, Gonzalo Reyero Ferreras

    Wed 25 September 2024

    Detecting To-Be-Removed APIs for Kubernetes Upgrade Readiness with Red Hat Best Practices Certification for k8s

    As Kubernetes continues to evolve, new features are introduced while older, deprecated APIs are phased out. This cycle ensures the platform remains cutting-edge, but it also presents a significant challenge during upgrades, especially for applications relying on deprecated APIs. In this post, we'll discuss Kubernetes upgrade readiness, the complexities of API deprecation, and how we can detect soon-to-be-removed APIs—both statically and dynamically invoked—using Red Hat Best Practices Certification for k8s.

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  2. Ramon Perez, Bill Peck, Tatiana Krishtop

    Tue 25 June 2024

    Addressing Challenges in Transitioning from IPI to ABI Installation

    In this post, we share how to deploy an entire Openshift Container Platform (OCP) cluster on a single baremetal server using the Assisted - Agent Based Installer (ABI) in a virtual environment with Libvirt VMs nodes. We highlight the benefits of ABI installation compared to the Installer Provisioner Infrastructure (IPI) installation that was our de-facto method.

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  3. Bill Peck

    Wed 25 October 2023

    OCP Assisted Install on Libvirt

    A step by step guide on how to setup DCI Openshift agent on libvirt with Assisted Installs.

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  4. Nacho Silla

    Wed 18 October 2023

    Disconnected Environments: How To

    A step by step guide on how to setup a DCI lab within a restricted network.

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  5. Nacho Silla

    Wed 04 October 2023

    Creating custom catalog listing discontinued certified operator releases

    A step-by-step guide on how to create a custom catalog source listing discontinued certified operator releases.

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  6. Nacho Silla

    Sat 15 April 2023

    Disconnected Environments: Overview

    An introduction to DCI labs implementation of disconnected environments.

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  7. Beto Rodriguez, Ramon Perez, Tatiana Krishtop

    Thu 22 December 2022

    Exploring Certification Test Suites Integrated in DCI: A Comprehensive Review

    This post aims to provide an overview of the certification test suites integrated in DCI and help you plan your certification journey.

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  8. Ramon Perez

    Tue 15 November 2022

    Using DCI components in partner hooks

    DCI components are really useful for establishing efficient CI workflows with partner workloads. This blog post will cover the full workflow that a partner should follow, from creating the components to deploying DCI jobs using these components.

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  9. Tatiana Krishtop

    Thu 20 October 2022

    Certification tests for OpenShift containers and operators: how to run with DCI

    This post has some practical information about running Preflight certification suites with DCI. You will learn how to run the tests, debug using log files, and submit the results for certification. All this is an embedded functionality offered by DCI.

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  10. Ramon Perez

    Fri 06 May 2022

    Running Red Hat Best Practices for Kubernetes test suite with dci-openshift-app-agent

    The dci-openshift-app-agent enables Cloud-Native Applications and Operators in OpenShift using the Red Hat Distributed CI service. It also includes the possibility of running a set of certification tools over the workloads deployed by this agent, including the Red Hat Best Practices for Kubernetes test suite (former CNF Cert Suite), which allows CNF Developers to test their CNFs readiness for certification. This blog post summarizes the main points to have in mind when running the certsuite with the dci-openshift-app-agent, also providing an example.

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