manifest

Docker: building multi-platform images that use fat manifest list/index


Categories: Containers, Development

Docker can build multi-platform images that use a manifest index (fat manifest list) by using the Docker buildx command with backing containerd runtime and QEMU for cross-platform emulation. Using a manifest index for multi-platform images simplifies application level orchestration by using the same name and version for all architectures.  For example: # same image name … Docker: building multi-platform images that use fat manifest list/index

Kubernetes: targeting the addition of array items to a multi-document yaml manifest


Categories: Kubernetes, Scripting

If you have a Kubernetes yaml manifest that contains multiple documents, targeting a single document for modification while still outputting the other documents untouched can be a challenge. As an example, consider the simple example below were you have a single yaml file that contains: a Namespace, Deployment, and DaemonSet.  And we want to add … Kubernetes: targeting the addition of array items to a multi-document yaml manifest