OpenShift Dev Spaces
Configuring OAuth with OpenShift Dev Spaces and GitLab
Recent Posts
EAP Boot Time Configuration
Configure EAP Configurations at Boot Time
Image Import Sync
Background If you’re deploying images from an external registry into OpenShift, and you created ImageStreams/Tags that mirror your external registry, you’ll ...
Custom Metrics Autoscaling with KEDA
Background
Internal Image Registry
Background I’ve been writing a lot of code lately, and to shorten the developer inner loop, I’ve been building locally too. That means I’ve been building im...
Quarkus on OpenShift
Background Something changed since the last time I build and deployed a Quarkus app on OpenShift, because the default build-type is now a fast-jar. You can ...
OpenShift Image Mirror to Artifactory Revisited
Background This is revisiting a previous post about mirroring images to external registries. I’m introducing a few new commands that will help if your OpenS...
Day2 Kubectl Commands
Background
OCP and SpringBoot
Background I’ve helped about dozens of customers adopt Kubernetes and OpenShift in the past few years, and a recurring theme I keep hearing is how they belie...
Contract Testing
Background Contracts are formal definitions of an API. The contract defines what valid requests must look like, and what the responses will be. It also def...
Subscription Manager
The Red Hat Enterprise Subscription Manager does what its name implies, which is manages your subscription to Red Hat Supported software. This isn’t what I ...
OSSM Setup
Red Hat’s Istio offering is known as OpenShift Service Mesh, or OSSM for short. Just like all their project vs product offerings, Red Hat expands upon the o...
Windows Batch Fun
Why?
Enterprise Application Platform
Background So this post is more of a reference for myself, since I frequently get asked these questions by customers. What used to be just called JBoss, in ...
Verify Certificates with OpenSSL
Background Working with certificates isn’t as complicated as most developers seem to think. There are plenty of guides and examples online to follow. OpenS...
Moving from RVM to ASDF
Motivation I got into Ruby development a few years back. To manage Ruby packages, I had to use either rbenv or rvm. For reasons I forget, I went with rvm a...
Podman on Fedora 32
The Problem Running rootless podman on Fedora requires just a little customization. There are lots of resources out there to help troubleshoot issues, but t...
OCP/EAP and jboss-cli
Management If your application runs on Red Hat JBoss Enterprise Application Platform, or uses JBoss EAP as a base (such as BRMS, Decision Manager, Data Virtu...
OpenLDAP for Testing Locally
Motivation Enterprise middleware components usually requires integration with enterprise identity providers - such as Windows Active Directory. There are ma...
OCP Layer 7 Reencryption
With OCP 4.x, we lost functionality to configure the OCP ingress routers, which should be fixed in a future release.
HAProxy Docker Setup
When doing local development/testing, I find myself constantly referring to online examples on setting up a local HAProxy, for various HTTP Request manipulat...
Storage Benchmarking
Motivation
Providing value on Unicorn Projects
Most of my time in consulting is spent mentoring and enabling customers. We all know customers come in many different flavors, with various levels of profic...
JBoss EAP Default Security Domain
A default security-domain can be configured in the Undertow subsystem of EAP, so that it is applied to all deployments. This gives applications the ability ...
Spring Boot No Main Manifest
Problem