OpenShift and Network Security Zones: Coexistence Approaches

OpenShift and Network Security Zones: Coexistence Approaches

Introduction Kubernetes and consequently OpenShift adopt a flat Software Defined Network (SDN) model, which means that all pods in the SDN are in the same logical network. Traditional network implementations adopt a zoning model in which different networks or zones are dedicated to specific purposes, with very strict communication rules between each zone. When implementing […]

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From Templates to Openshift Helm Charts

From Templates to Openshift Helm Charts

Motivation OpenShift is an application platform built around a Kubernetes core. Distilling decades of experience with container clusters, Kubernetes has quickly become the defacto system for orchestrating containers on Linux. OpenShift employs standard Kubernetes mechanisms to maintain compatibility with both interfaces and techniques, but as an enterprise distribution, ready for production deployment and day-zero support […]

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Kerberos Sidecar Container

Kerberos Sidecar Container

Introduction I was recently asked to help a customer with their app containerization. They had a number of existing applications that used Kerberos to authenticate with external services, for example, using the Microsoft ODBC Driver for SQL Server. The challenge facing this team was how best to implement the Kerberos client for processes running in […]

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Unified Container Monitoring and Security on OpenShift with Sysdig

Unified Container Monitoring and Security on OpenShift with Sysdig

The Sysdig Container Intelligence Platform is now offered as a Red Hat Certified Image The Red Hat OpenShift Container Platform helps developers easily and quickly develop, build, and deploy container-native applications in nearly any infrastructure, public or private. But as you move from development to a large scale production environment, monitoring and security take center […]

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Announcing OpenShift 3 Roadshow – Get Hands-On with OpenShift 3

Announcing OpenShift 3 Roadshow – Get Hands-On with OpenShift 3

OpenShift 3 is going global in a big way beginning in August 2015. We are hitting the road for full day, hands-on, bring-your-own-laptop workshops. With locations in Europe, Asia, Latin America, North America, Canada, and Australia, we will be coming to a city near you. Each workshop will be a day of discussions, demos, and labs to get you started with OpenShift Enterprise 3.

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