83 lines
3.3 KiB
Go
83 lines
3.3 KiB
Go
/*
|
|
Copyright 2014 The Kubernetes Authors.
|
|
|
|
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.
|
|
*/
|
|
|
|
// This code is directly lifted from the Kubernetes codebase in order to avoid relying on the k8s.io/kubernetes package.
|
|
// For reference:
|
|
// https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go
|
|
|
|
package lifted
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
|
|
corev1 "k8s.io/api/core/v1"
|
|
"k8s.io/apimachinery/pkg/util/validation"
|
|
)
|
|
|
|
// +lifted:source=https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go#L31-L46
|
|
// +lifted:changed
|
|
|
|
// IsExtendedResourceName returns true if:
|
|
// 1. the resource name is not in the default namespace;
|
|
// 2. resource name does not have "requests." prefix,
|
|
// to avoid confusion with the convention in quota
|
|
// 3. it satisfies the rules in IsQualifiedName() after converted into quota resource name
|
|
func IsExtendedResourceName(name corev1.ResourceName) bool {
|
|
if IsNativeResource(name) || strings.HasPrefix(string(name), corev1.DefaultResourceRequestsPrefix) {
|
|
return false
|
|
}
|
|
// Ensure it satisfies the rules in IsQualifiedName() after converted into quota resource name
|
|
nameForQuota := fmt.Sprintf("%s%s", corev1.DefaultResourceRequestsPrefix, string(name))
|
|
if errs := validation.IsQualifiedName(nameForQuota); len(errs) != 0 {
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
// +lifted:source=https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go#L48-L51
|
|
|
|
// IsPrefixedNativeResource returns true if the resource name is in the
|
|
// *kubernetes.io/ namespace.
|
|
func IsPrefixedNativeResource(name corev1.ResourceName) bool {
|
|
return strings.Contains(string(name), corev1.ResourceDefaultNamespacePrefix)
|
|
}
|
|
|
|
// +lifted:source=https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go#L54-L60
|
|
|
|
// IsNativeResource returns true if the resource name is in the
|
|
// *kubernetes.io/ namespace. Partially-qualified (unprefixed) names are
|
|
// implicitly in the kubernetes.io/ namespace.
|
|
func IsNativeResource(name corev1.ResourceName) bool {
|
|
return !strings.Contains(string(name), "/") ||
|
|
IsPrefixedNativeResource(name)
|
|
}
|
|
|
|
// +lifted:source=https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go#L62-L66
|
|
|
|
// IsHugePageResourceName returns true if the resource name has the huge page
|
|
// resource prefix.
|
|
func IsHugePageResourceName(name corev1.ResourceName) bool {
|
|
return strings.HasPrefix(string(name), corev1.ResourceHugePagesPrefix)
|
|
}
|
|
|
|
// +lifted:source=https://github.com/kubernetes/kubernetes/blob/release-1.26/pkg/apis/core/v1/helper/helpers.go#L132-L135
|
|
|
|
// IsAttachableVolumeResourceName returns true when the resource name is prefixed in attachable volume
|
|
func IsAttachableVolumeResourceName(name corev1.ResourceName) bool {
|
|
return strings.HasPrefix(string(name), corev1.ResourceAttachableVolumesPrefix)
|
|
}
|