Kubernetes kustomize, patching, merging arrays instead of replacing
I’m trying to append some items to an array in a kustomization.
How to duplicate a specific object in a specific overlay from base with kustomize?
I have a base and two overlays: dev and prod, and all objects(Deployments, StatefulSets, Services etc.) defined in base layer are inherited in the two overlays. However, for some technical reason, I’d like to duplicate a specific Service “foo” in overlay prod to “foo-a”, “foo-b”, “foo-c”, but keep it unchanged in overlay dev. Like the following:
Add a patch in kustomization that replaces the default namespace with a new namespace name
Working with k8s, I have a kustomization file that builds my app and all it’s resources. A lot of those resources(files) run in the default namespace. I want to add a patch on the kustomization file that changes only deployments and services running in the default namespace to a new namespace of my choice. How can I do this?
Override a config map with kustomize
I have a config map that is a part of my base kustomize resource.
Using kustomize and secretGenerator how do you create a secret under one key but from multiple files?
I have 2 separate properties files which contain secrets. I would like to use secretGenerator and merge them into a single property (i.e. app_properties).
Is there a way to use a central patch for multiple kustomization.yaml files?
Say I have 2 kustomization.yaml files, where each one defines a resource of the same kind/namespace/name. But I want to have a single patch that applies to each.
Include kustomization yaml file in other customization file
I have a kustomization file that contains a lot of patches by target:
Kustomize: Automatically add environment metadata label to each kubernetes object
I need to add a metadata label to every object in a kubernetes manifest; extraLabel: TEST-1234567890. The label value varies per test/acc/prod environment. I use the following patch configuration to apply the label to each kubernetes object, per environment: