Validate reservedClusterClaimSuffixes (#374)

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

Author: zhujian7

operator/v1/0000_00_operator.open-cluster-management.io_klusterlets.crd.yaml

@@ -264,7 +264,10 @@ spec:
                       reservedClusterClaimSuffixes:
                         description: Custom suffixes for reserved ClusterClaims.
                         items:
+                          maxLength: 64
+                          minLength: 1
                           type: string
+                        maxItems: 10
                         type: array
                     required:
                     - maxCustomClusterClaims

operator/v1/types_klusterlet.go

@@ -193,6 +193,9 @@ type ClusterClaimConfiguration struct {
 
 	// Custom suffixes for reserved ClusterClaims.
 	// +optional
+	// +kubebuilder:validation:MaxItems=10
+	// +kubebuilder:validation:items:MinLength=1
+	// +kubebuilder:validation:items:MaxLength=64
 	ReservedClusterClaimSuffixes []string `json:"reservedClusterClaimSuffixes,omitempty"`
 }