remove metadata from CRD validation

manifests/postgresql.crd.yaml

@@ -56,7 +56,6 @@ spec:
         required:
           - kind
           - apiVersion
-          - metadata
           - spec
         properties:
           kind:
@@ -67,14 +66,6 @@ spec:
             type: string
             enum:
               - acid.zalan.do/v1
-          metadata:
-            type: object
-            required:
-              - name
-            properties:
-              name:
-                type: string
-                maxLength: 53
           spec:
             type: object
             required:

pkg/apis/acid.zalan.do/v1/crds.go

@@ -107,13 +107,12 @@ var min0 = 0.0
 var min1 = 1.0
 var min2 = 2.0
 var minDisable = -1.0
-var maxLength = int64(53)
 
 // PostgresCRDResourceValidation to check applied manifest parameters
 var PostgresCRDResourceValidation = apiextv1.CustomResourceValidation{
 	OpenAPIV3Schema: &apiextv1.JSONSchemaProps{
 		Type:     "object",
-		Required: []string{"kind", "apiVersion", "metadata", "spec"},
+		Required: []string{"kind", "apiVersion", "spec"},
 		Properties: map[string]apiextv1.JSONSchemaProps{
 			"kind": {
 				Type: "string",
@@ -131,16 +130,6 @@ var PostgresCRDResourceValidation = apiextv1.CustomResourceValidation{
 					},
 				},
 			},
-			"metadata": {
-				Type:     "object",
-				Required: []string{"name"},
-				Properties: map[string]apiextv1.JSONSchemaProps{
-					"name": {
-						Type:      "string",
-						MaxLength: &maxLength,
-					},
-				},
-			},
 			"spec": {
 				Type:     "object",
 				Required: []string{"numberOfInstances", "teamId", "postgresql", "volume"},