Promoting container images between registries with skopeo

OpenShift admins choose different architectures for their installations, but many use two discrete clusters to physically divide development and testing workloads from production deployments. We recommend having some Continuous Integration (CI) process in nearly every development scenario, to orchestrate the lifecycle of applications from the initial commit all the way into production. Continuous Integration can […]

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Care and Feeding of Minishift Development Environments

Care and Feeding of minishift Development Environments If you’ve heard of minishift, the OpenShift environment for your laptop, or if you’re using the Container Development Kit (CDK) at work, you’re probably building applications on the OpenShift Container Platform. This post is for you. If you’re new to OpenShift and these names aren’t familiar yet, check […]

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Enhancing your Builds on OpenShift: Chaining Builds

Enhancing your Builds on OpenShift: Chaining Builds

In addition to the typical scenario of using source code as the input to a build, OpenShift build capabilities provides another build input type called “Image source”, that will stream content from one image (source) into another (destination).

Using this, we can combine source from one or multiple source images. And we can pass one or multiple files and/or folders from a source image to a destination image. Once the destination image has been built it will be pushed into the registry (or an external registry), and will be ready to be deployed.

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Configuring your application, Part 1

Configuring your application, Part 1

Kubernetes 1.2, released more than a month ago, has brought many interesting additions to the Kubernetes platform, but there’s one, that relates to configuration management, that’s especially relevant for application developers, this is ConfigMap.

We will take advantage of this new feature in a real application that we will be promoting through different environments, from development through testing into production.

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