Kubernetes

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Red Hat Container Development Kit (CDK) With Nested KVM

Scott McCarty (fatherlinux)

running the Red Hat Container Development Kit (CDK) With Nested KVM. Red Hat Container Development Kit (CDK) relies on virtualization to create a Red Hat Enterprise Linux (RHEL) virtual machine to run OpenShift (based on Kubernetes).

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Avoiding Windows rsync permission problems with Red Hat JBoss Developer Studio

Jeff Maury

The Red Hat JBoss Tools OpenShift tooling uses rsync to sync files between your local workstation and running pods on an OpenShift cluster. This is used to provide hot deploy and debugging features for the developer. If you’re using Windows, there are some file permission related issues that can be painful.

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SnowCamp 2018 Trip Report

Clement Escoffier

Last week, Red Hat was present at the SnowCamp conference in Grenoble, France. The SnowCamp is a technical conference held in Grenoble and proposing a unique combination of deep dive sessions (universities), technical talks and a last day on the slopes.

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Announcing Developer Studio 11.2.0.GA and JBoss Tools 4.5.2.Final for Eclipse Oxygen.2

Jeff Maury

The community editions of JBoss Tools 4.5.2 and JBoss Developer Studio 11.2 for Eclipse Oxygen.2 are here waiting for you. Check it out! Installation JBoss Developer Studio comes with everything pre-bundled in its installer. Simply download it from our JBoss Products page and run it like this: java -jar jboss-devstudio-.jar JBoss Tools or Bring-Your-Own-Eclipse (BYOE) JBoss Developer Studio require a bit more: This release requires at least Eclipse 4.7 (Oxygen) but we recommend using the latest Eclipse 4.7.2 Oxygen JEE...

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Red Hat DevNation Live Tech Talk - Istio: Canaries and Kubernetes

Mike Guerette

In this quick-paced 30 minute call, Burr Sutter, Red Hat Director of Developer Experience, will host another DevNation Live Tech Talk on February 1, 2018 - Istio: Canaries and Kubernetes. Being a cloud native developer requires learning some new language and new skills like circuit-breakers, canaries, service mesh, linux containers, dark launches, tracers, pods and sidecars. In this session, we will introduce you to cloud native architecture by demonstrating numerous principles and techniques for building and deploying Java microservices via...

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Inside a Red Hat Open Innovation Labs Residency - (Part 1)

Eric D. Schabell

This series takes the reader on a journey, taking a peek inside life in a Red Hat Open Innovation Labs residency. This is the top tier experience for any customer; exposing them to open collaboration, open technologies, and fast agile application delivery methods. This experience often escapes organizations attempting digital transformation. Through submersion in an Open Innovation Labs residency, Red Hat shares its experience in managing, developing, and delivering solutions with communities, open technologies, and open collaboration. Join me as...

Running Microsoft SQL Server pod on OpenShift
Article

Running Microsoft SQL Server pod on OpenShift

Takayoshi Tanaka

Red Hat now supports Microsoft SQL Server running on RHEL Server. However, Red Hat doesn't provide an official docker image for MS SQL Server on RHEL. This post explains how to create a docker image for MS SQL Server on RHEL and run it on OpenShift.

How to customize OpenShift RBAC permissions
Article

Structured application logs in OpenShift

Frédéric Giloux

Applications running on OpenShift get their logs automatically aggregated to provide very valuable information on their state and health during tests and in production. In this blog I am covering a few points that may help you with bringing your logs from raw material to a more valuable product.

How to customize OpenShift RBAC permissions
Article

Containerizing SQL DB changes with Flyway, Kubernetes, and OpenShift

Elvadas Nono

Learn how to containerize and automate SQL changes to micro databases using Flyway, Docker, Kubernetes on Openshift. Flyway is used to build on-the-fly a container that can connect to the containerized database to perform SQL updates using JDBC.

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Deploying to OpenShift

Graham Dumpleton

Get an in-depth tour of OpenShift®, the container-based software deployment and management platform from Red Hat® that provides a secure multitenant environment for the enterprise. This practical guide describes in detail how OpenShift, building on Kubernetes, enables you to automate the way you create, ship, and run applications in a containerized environment.

How to install Ansible Tower on Red Hat OpenShift
Article

Understanding Ansible Tower Isolated Nodes

Alessandro Arrichiello

Learn how Ansible Tower Isolated nodes can be used to manage systems that are on restricted remote networks such as VPCs, and hosted environments

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Article

Using Camel-Undertow component supporting http2 connection

Chandra Shekhar Pandey

This article would help to configure http2 protocol support for the camel-undertow component. Camel's undertow component use embedded undertow web-container of version undertow-core:jar:1.4.21. This version also supports the http2 connection. I have used camel version 2.21.0-SNAPSHOT from upstream https://github.com/apache/camel. Also, the curl version to test application using camel-undertow component is 7.53.1. This curl version supports --http2 flag for sending an http2 request. I have also used nghttp to test application from linux terminal. However, this article is not about http2...

Keycloak
Article

Keycloak Identity Brokering with OpenShift

David Martin

This article discusses how to set up and configure a Keycloak instance to use OpenShift for authentication via Identity Brokering. This allows for Single Sign On between the OpenShift cluster and the Keycloak instance. The Keycloak instance will be running on the OpenShift cluster and leverage a ServiceAccount OAuth Client. Provisioning Keycloak to your OpenShift namespace Use the below command to create the Keycloak resources in your OpenShift project. oc process -f https://raw.githubusercontent.com/david-martin/keycloak-with-openshift-auth-provider/0.0.2/keycloak-with-openshift-auth-provider.yaml | oc create -f - IMPORTANT: This...

How to customize OpenShift RBAC permissions
Article

How to customize OpenShift RBAC permissions

Michele Naldini

Recently I've received a question from a customer who would like to restrict user permission in OpenShift Container Platform in order to be compliant with his company's security policies. OpenShift has rich and fine-grained RBAC capabilities out of the box, which gives you the possibility to setup exactly who can do actions (verbs in OpenShift word) on every kind of resource. Before we begin to dive deep into this topic, I have provided links to some resources I think will...

Configuring mKahaDB persistence storage for ActiveMQ
Article

Flexible Images or Using S2I for Image Configuration

Eliska Slobodova

Container images usually come with pre-defined tools or services with minimal or limited possibilities of further configuration. This brought us into a way of thinking of how to provide images that contain reasonable default settings but are, at the same time, easy to extend. And to make it more fun, this would be possible to achieve both on a single Linux host and in an orchestrated OpenShift environment. Source-to-image (S2I) has been introduced three years ago to allow developers to...