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validation.go
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validation.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* 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
*
* https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package repository
import (
"context"
"fmt"
apimachineryvalidation "k8s.io/apimachinery/pkg/api/validation"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/validation/field"
registryinternalclient "tkestack.io/tke/api/client/clientset/internalversion/typed/registry/internalversion"
"tkestack.io/tke/api/registry"
)
// ValidateRepositoryName is a ValidateNameFunc for names that must be a DNS
// subdomain.
var ValidateRepositoryName = apimachineryvalidation.NameIsDNSLabel
// ValidateRepository tests if required fields in the repository are set.
func ValidateRepository(ctx context.Context, repository *registry.Repository, registryClient *registryinternalclient.RegistryClient) field.ErrorList {
allErrs := apimachineryvalidation.ValidateObjectMeta(&repository.ObjectMeta, true, ValidateRepositoryName, field.NewPath("metadata"))
fldSpecPath := field.NewPath("spec")
if repository.Spec.Name == "" {
allErrs = append(allErrs, field.Required(fldSpecPath.Child("name"), "must specify name"))
}
if repository.Spec.NamespaceName == "" {
allErrs = append(allErrs, field.Required(fldSpecPath.Child("namespaceName"), "must specify namespaceName"))
}
if repository.Spec.NamespaceName != "" && repository.Spec.Name != "" {
namespaceList, err := registryClient.Namespaces().List(ctx, metav1.ListOptions{
FieldSelector: fmt.Sprintf("spec.tenantID=%s,spec.name=%s", repository.Spec.TenantID, repository.Spec.NamespaceName),
})
if err != nil {
allErrs = append(allErrs, field.InternalError(fldSpecPath.Child("namespaceName"), err))
} else if len(namespaceList.Items) == 0 {
allErrs = append(allErrs, field.NotFound(fldSpecPath.Child("namespaceName"), repository.Spec.NamespaceName))
} else {
namespace := namespaceList.Items[0]
if repository.ObjectMeta.Namespace != namespace.ObjectMeta.Name {
allErrs = append(allErrs, field.NotFound(field.NewPath("metadata", "namespace"), repository.ObjectMeta.Namespace))
}
repoList, err := registryClient.Repositories(namespace.ObjectMeta.Name).List(ctx, metav1.ListOptions{
FieldSelector: fmt.Sprintf("spec.tenantID=%s,spec.name=%s,spec.namespaceName=%s", repository.Spec.TenantID, repository.Spec.Name, repository.Spec.NamespaceName),
})
if err != nil {
allErrs = append(allErrs, field.InternalError(fldSpecPath.Child("name"), err))
} else if len(repoList.Items) > 0 {
allErrs = append(allErrs, field.Duplicate(fldSpecPath.Child("name"), repository.Spec.TenantID))
}
}
}
visibilities := sets.NewString(string(registry.VisibilityPrivate), string(registry.VisibilityPublic))
if !visibilities.Has(string(repository.Spec.Visibility)) {
allErrs = append(allErrs, field.NotSupported(fldSpecPath.Child("visibility"), repository.Spec.Visibility, visibilities.List()))
}
return allErrs
}
// ValidateRepositoryUpdate tests if required fields in the repository are set
// during an update.
func ValidateRepositoryUpdate(ctx context.Context, repository *registry.Repository, old *registry.Repository) field.ErrorList {
allErrs := apimachineryvalidation.ValidateObjectMetaUpdate(&repository.ObjectMeta, &old.ObjectMeta, field.NewPath("metadata"))
if repository.Spec.TenantID != old.Spec.TenantID {
allErrs = append(allErrs, field.Forbidden(field.NewPath("spec", "tenantID"), "disallowed change the tenant"))
}
if repository.Spec.Name != old.Spec.Name {
allErrs = append(allErrs, field.Invalid(field.NewPath("spec", "name"), repository.Spec.Name, "disallowed change the name"))
}
if repository.Spec.NamespaceName != old.Spec.NamespaceName {
allErrs = append(allErrs, field.Invalid(field.NewPath("spec", "namespaceName"), repository.Spec.Name, "disallowed change the namespace"))
}
return allErrs
}