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Stephen Nimmo

Development, DevOps and Delivery

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Tag: OpenShift

Generating Let’s Encrypt certificates with Red Hat OpenShift cert-manager operator using the Cloudflare DNS solver

May 15, 2024 stephennimmo Configuration, System Design

Let’s Encrypt is a nonprofit certificate authority that provides free SSL/TLS certificates, which are essential for enabling secure HTTPS connections[…]

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In-Depth Hashicorp Vault setup on OpenShift using OpenShift GitOps

May 5, 2024 stephennimmo Configuration

I’m running a couple of clusters in my lab environment. One of them is a “hub” cluster which is handling[…]

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NFS PVC Dynamic Provisioning on OpenShift

May 12, 2022 stephennimmo Configuration

Setting Up the NFS Server I run a RHEL box which provides all the supporting services needed for my POCs[…]

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Let’s Encrypt Certificate Management on OpenShift using cert-manager Operator

November 22, 2021 stephennimmo Configuration

I love me some Let’s Encrypt. This nonprofit certificate authority brought a no-nonsense set of tools and practices to managing[…]

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Running Testcontainers in OpenShift Pipelines with Docker-in-Docker

May 10, 2021 stephennimmo Coding

Container technologies have had a very strong influence in application development. In addition to the well documented value of containers[…]

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Deploying the Red Hat Certified PostgreSQL Container on OpenShift using Kustomize and Sealed Secrets

April 13, 2021 stephennimmo Coding

This blog covers deployment of the Red Hat Certified container for PostgreSQL on OpenShift, which is using RHEL 8.3 UBI[…]

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Adding Health Checks to Your Quarkus Application

February 26, 2021 stephennimmo Coding

As we continue our journey of creating a production ready REST API, we will need to start adding some additional[…]

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GitOpsing Operator Subscriptions in OpenShift

February 17, 2021 stephennimmo Coding

One of the better features of OpenShift is its fantastic support for finding, installing and managing operators from Red Hat’s[…]

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Securing OpenShift ingress with Let’s Encrypt

October 28, 2020 stephennimmo Coding

I’m hosting an OpenShift cluster on a set of 4 Intel NUCs in the home office. I wanted to start[…]

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Best Extensions for Building a REST API with Quarkus

October 19, 2020 stephennimmo Coding

After years in the Spring ecosystem, I’ve moved over to the Java EE side of the world. I started working[…]

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Recent Posts

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  • Python to Bootstrap OpenShift Gitops
  • Home Lab OpenShift using Agent Based Installer
  • Running Jfrog Artifactory on Podman

Angular Bootstrap CICD CTO Culture docker GitOps Java Kafka Keycloak Kubernetes Kubevirt Linux MapStruct maven OpenShift Operators Postgres PostgreSQL Quarkus Spring Boot Tekton Testcontainers testing Virtualization