Extending Kubernetes: Difference between revisions
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=Kubernetes Aggregation Layer= | =Kubernetes Aggregation Layer= | ||
{{Internal|Kubernetes Aggregation Layer|Kubernetes Aggregation Layer}} | {{Internal|Kubernetes Aggregation Layer|Kubernetes Aggregation Layer}} | ||
=Kubernetes Custom Resources= | |||
{{Internal|Kubernetes Custom Resources|Custom Resources}} | |||
=Extension API Server= | =Extension API Server= | ||
Revision as of 01:42, 14 October 2020
External
Internal
Overview
Custom Resource
Custom Resource Definition (CRD)
https://kubernetes.io/docs/concepts/extend-kubernetes/api-extension/custom-resources/
https://github.com/kubernetes-sigs/kubebuilder
Kubernetes Aggregation Layer
Kubernetes Custom Resources
Extension API Server
- https://github.com/kubernetes-sigs/apiserver-builder-alpha
- https://kubernetes.io/docs/tasks/extend-kubernetes/setup-extension-api-server/
- https://kubernetes.io/docs/concepts/extend-kubernetes/api-extension/apiserver-aggregation/
Differences between CRDs and Extension API Servers
- An extension API server can use different storage APIs rather than etcdv3
- Extends long-running subresources/endpoints like websocket for your own resources
- Integrates your apiserver with whatever external systems