NewComponentContextHandler creates a new ContextHandler.

NewEnsureComponentByHash returns a new EnsureComponentByHash handler.

NewHashableComponent creates HashableComponent from a Component and a hash.ObjectHasher, plus an annotation key to use to store the hash on the object.

NewIndexedComponent creates a Component from an index.

Component represents a KubeObject in the cluster that is "related" to another i.e.

ContextHandler fills the value for a context.Key with the result of fetching a component.

EnsureComponentByHash is a handler.Handler implementation that will create a component object and ensure it has the computed spec.

HashableComponent is a Component with an annotation that stores a hash of the previous configuration written by the controller.

Annotator is any type that can have annotations added to it.

KubeObject is satisfied by any standard kube object.