update ClusterExtension.Spec.PakageName to be immutable (#1157)

Signed-off-by: yashoza19 <[email protected]>

Author: yashoza19

api/v1alpha1/clusterextension_types.go

@@ -47,6 +47,7 @@ const (
 type ClusterExtensionSpec struct {
 	//+kubebuilder:validation:MaxLength:=48
 	//+kubebuilder:validation:Pattern:=^[a-z0-9]+(-[a-z0-9]+)*$
+	//+kubebuilder:validation:XValidation:rule="self == oldSelf",message="packageName is immutable"
 	PackageName string `json:"packageName"`
 
 	//+kubebuilder:validation:MaxLength:=64

config/base/crd/bases/olm.operatorframework.io_clusterextensions.yaml

@@ -105,6 +105,9 @@ spec:
                 maxLength: 48
                 pattern: ^[a-z0-9]+(-[a-z0-9]+)*$
                 type: string
+                x-kubernetes-validations:
+                - message: packageName is immutable
+                  rule: self == oldSelf
               preflight:
                 description: Preflight defines the configuration of preflight checks.
                 properties: