K8s Custom Resource Definitions (CRD)

• https://kubernetes.io/docs/concepts/extend-kubernetes/api-extension/custom-resources/#customresourcedefinitions

Installing Kubernetes NGINX Ingress controller using manifests

• kubectl apply -f common/crds/

helm install --name cert-manager --namespace cert-manager --version v1.1.0 jetstack/cert-manager --set installCRDs=true

• kubectl get crd
• kubectl delete crd
• helm show crds

Examples (kubectl api-versions)

• ArgoCD: argoproj.io
• Grafana: monitoring.grafana.com: kind: GrafanaDashboard
• Cert-manager CRDs: cert-manager.io

Related terms

• Kubernetes operators
• Custom Resource Definitions (CRD)
• Tekton Kubernetes framework for CI/CD
• AWS Controllers for Kubernetes (ACK)
• kubectl get provisioners
• cluster.x-k8s.io
• Kubernetes API

See also

• CRD, kind: CustomResourceDefinition, Cert-manager CRDs, kubectl get crd
• kind: [ Pod | Ingress | ClusterConfiguration | Config | ConfigMap | ServiceAccount | Deployment | List | Secret | Status ], spec: metadata: data: