vendor: revendor

vendor/github.com/ant31/crd-validation/pkg/crdvalidation.go

@@ -0,0 +1,72 @@
+package crdvalidation
+
+import (
+	spec "github.com/go-openapi/spec"
+	extensionsobj "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	common "k8s.io/kube-openapi/pkg/common"
+)
+
+// CustomResourceDefinitionTypeMeta set the default kind/apiversion of CRD
+var CustomResourceDefinitionTypeMeta = metav1.TypeMeta{
+	Kind:       "CustomResourceDefinition",
+	APIVersion: "apiextensions.k8s.io/v1beta1",
+}
+
+// OpenAPIRefCallBack returns a jsonref using the input string without modification
+func OpenAPIRefCallBack(name string) spec.Ref {
+	return spec.MustCreateRef(name)
+}
+
+// GetAPIDefinition is a function returning a map with all Definition
+type GetAPIDefinitions func(ref common.ReferenceCallback) map[string]common.OpenAPIDefinition
+
+// GetCustomResourceValidations returns a CRD validation spec map. It took the openapi generated definition from kube-openapi as argument
+func GetCustomResourceValidations(fn GetAPIDefinitions) map[string]*extensionsobj.CustomResourceValidation {
+	openapiSpec := fn(OpenAPIRefCallBack)
+	var definitions map[string]*extensionsobj.CustomResourceValidation
+	definitions = make(map[string]*extensionsobj.CustomResourceValidation)
+	for key, definition := range openapiSpec {
+		schema := definition.Schema
+		definitions[key] = &extensionsobj.CustomResourceValidation{
+			OpenAPIV3Schema: SchemaPropsToJSONProps(&schema, openapiSpec, true),
+		}
+	}
+	return definitions
+}
+
+// GetCustomResourceValidation returns the validation definition for a CRD name
+func GetCustomResourceValidation(name string, fn func(ref common.ReferenceCallback) map[string]common.OpenAPIDefinition) *extensionsobj.CustomResourceValidation {
+	openapiSpec := fn(OpenAPIRefCallBack)
+	fixKnownTypes(openapiSpec)
+	schema := openapiSpec[name].Schema
+	crv := &extensionsobj.CustomResourceValidation{
+		OpenAPIV3Schema: SchemaPropsToJSONProps(&schema, openapiSpec, true),
+	}
+	crv.OpenAPIV3Schema.Description = ""
+	crv.OpenAPIV3Schema.Required = nil
+	return crv
+}
+
+// ref: https://github.com/kubernetes/kubernetes/issues/62329
+func fixKnownTypes(openapiSpec map[string]common.OpenAPIDefinition) {
+	openapiSpec["k8s.io/apimachinery/pkg/util/intstr.IntOrString"] = common.OpenAPIDefinition{
+		Schema: spec.Schema{
+			SchemaProps: spec.SchemaProps{
+				AnyOf: []spec.Schema{
+					{
+						SchemaProps: spec.SchemaProps{
+							Type: []string{"string"},
+						},
+					},
+					{
+						SchemaProps: spec.SchemaProps{
+							Type: []string{"integer"},
+						},
+					},
+				},
+			},
+		},
+	}
+}
+