/
storageclass.go
70 lines (56 loc) · 2.21 KB
/
storageclass.go
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/*
* Copyright (C) 2018 IBM, Inc.
*
* 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 ofthe 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 specificlanguage governing permissions and
* limitations under the License.
*
*/
package k8s
import (
"fmt"
"github.com/skydive-project/skydive/graffiti/graph"
"github.com/skydive-project/skydive/probe"
corev1 "k8s.io/api/core/v1"
v1 "k8s.io/api/storage/v1"
"k8s.io/client-go/kubernetes"
)
type storageClassHandler struct {
}
func (h *storageClassHandler) Dump(obj interface{}) string {
sc := obj.(*v1.StorageClass)
return fmt.Sprintf("storageclass{Namespace: %s, Name: %s}", sc.Namespace, sc.Name)
}
func (h *storageClassHandler) Map(obj interface{}) (graph.Identifier, graph.Metadata) {
sc := obj.(*v1.StorageClass)
m := NewMetadataFields(&sc.ObjectMeta)
m.SetField("Provisioner", sc.Provisioner)
return graph.Identifier(sc.GetUID()), NewMetadata(Manager, "storageclass", m, sc, sc.Name)
}
func newStorageClassProbe(client interface{}, g *graph.Graph) Subprobe {
return NewResourceCache(client.(*kubernetes.Clientset).StorageV1().RESTClient(), &v1.StorageClass{}, "storageclasses", g, &storageClassHandler{})
}
func storageClassPVCAreLinked(a, b interface{}) bool {
sc := a.(*v1.StorageClass)
pvc := b.(*corev1.PersistentVolumeClaim)
return pvc.Spec.StorageClassName != nil && sc.Name == *pvc.Spec.StorageClassName
}
func newStorageClassPVCLinker(g *graph.Graph) probe.Handler {
return NewABLinker(g, Manager, "storageclass", Manager, "persistentvolumeclaim", storageClassPVCAreLinked)
}
func storageClassPVAreLinked(a, b interface{}) bool {
sc := a.(*v1.StorageClass)
pv := b.(*corev1.PersistentVolume)
return pv.Spec.StorageClassName == sc.Name
}
func newStorageClassPVLinker(g *graph.Graph) probe.Handler {
return NewABLinker(g, Manager, "storageclass", Manager, "persistentvolume", storageClassPVAreLinked)
}