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containerruntime.go
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containerruntime.go
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// Copyright (c) 2021 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package validation
import (
apiequality "k8s.io/apimachinery/pkg/api/equality"
apivalidation "k8s.io/apimachinery/pkg/api/validation"
"k8s.io/apimachinery/pkg/util/validation/field"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
)
// ValidateContainerRuntime validates a ContainerRuntime object.
func ValidateContainerRuntime(cr *extensionsv1alpha1.ContainerRuntime) field.ErrorList {
allErrs := field.ErrorList{}
allErrs = append(allErrs, apivalidation.ValidateObjectMeta(&cr.ObjectMeta, true, apivalidation.NameIsDNSSubdomain, field.NewPath("metadata"))...)
allErrs = append(allErrs, ValidateContainerRuntimeSpec(&cr.Spec, field.NewPath("spec"))...)
return allErrs
}
// ValidateContainerRuntimeUpdate validates a ContainerRuntime object before an update.
func ValidateContainerRuntimeUpdate(new, old *extensionsv1alpha1.ContainerRuntime) field.ErrorList {
allErrs := field.ErrorList{}
allErrs = append(allErrs, apivalidation.ValidateObjectMetaUpdate(&new.ObjectMeta, &old.ObjectMeta, field.NewPath("metadata"))...)
allErrs = append(allErrs, ValidateContainerRuntimeSpecUpdate(&new.Spec, &old.Spec, new.DeletionTimestamp != nil, field.NewPath("spec"))...)
allErrs = append(allErrs, ValidateContainerRuntime(new)...)
return allErrs
}
// ValidateContainerRuntimeSpec validates the spec of a ContainerRuntime object.
func ValidateContainerRuntimeSpec(spec *extensionsv1alpha1.ContainerRuntimeSpec, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if len(spec.Type) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("type"), "field is required"))
}
if len(spec.BinaryPath) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("binaryPath"), "field is required"))
}
if len(spec.WorkerPool.Name) == 0 {
allErrs = append(allErrs, field.Required(fldPath.Child("workerPool", "name"), "field is required"))
}
return allErrs
}
// ValidateContainerRuntimeSpecUpdate validates the spec of a ContainerRuntime object before an update.
func ValidateContainerRuntimeSpecUpdate(new, old *extensionsv1alpha1.ContainerRuntimeSpec, deletionTimestampSet bool, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
if deletionTimestampSet && !apiequality.Semantic.DeepEqual(new, old) {
allErrs = append(allErrs, apivalidation.ValidateImmutableField(new, old, fldPath)...)
return allErrs
}
allErrs = append(allErrs, apivalidation.ValidateImmutableField(new.Type, old.Type, fldPath.Child("type"))...)
allErrs = append(allErrs, apivalidation.ValidateImmutableField(new.WorkerPool.Name, old.WorkerPool.Name, fldPath.Child("workerPool", "name"))...)
return allErrs
}
// ValidateContainerRuntimeStatus validates the status of a ContainerRuntime object.
func ValidateContainerRuntimeStatus(status *extensionsv1alpha1.ContainerRuntimeStatus, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
return allErrs
}
// ValidateContainerRuntimeStatusUpdate validates the status of a ContainerRuntime object before an update.
func ValidateContainerRuntimeStatusUpdate(newStatus, oldStatus *extensionsv1alpha1.ContainerRuntimeStatus, fldPath *field.Path) field.ErrorList {
allErrs := field.ErrorList{}
return allErrs
}