/
namespace.go
69 lines (54 loc) · 2.13 KB
/
namespace.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"
"github.com/skydive-project/skydive/topology"
v1 "k8s.io/api/core/v1"
"k8s.io/client-go/kubernetes"
)
type namespaceHandler struct {
}
func (h *namespaceHandler) Dump(obj interface{}) string {
ns := obj.(*v1.Namespace)
return fmt.Sprintf("namespace{Name: %s}", ns.Name)
}
func (h *namespaceHandler) Map(obj interface{}) (graph.Identifier, graph.Metadata) {
ns := obj.(*v1.Namespace)
m := NewMetadataFields(&ns.ObjectMeta)
m.SetField("Status", ns.Status.Phase)
return graph.Identifier(ns.GetUID()), NewMetadata(Manager, "namespace", m, ns, ns.Name)
}
func newNamespaceProbe(client interface{}, g *graph.Graph) Subprobe {
return NewResourceCache(client.(*kubernetes.Clientset).CoreV1().RESTClient(), &v1.Namespace{}, "namespaces", g, &namespaceHandler{})
}
func newNamespaceLinker(g *graph.Graph, manager string, types ...string) probe.Handler {
namespaceFilter := newTypesFilter(Manager, "namespace")
namespaceIndexer := newObjectIndexerFromFilter(g, GetSubprobe(Manager, "namespace"), namespaceFilter, MetadataFields("Name")...)
namespaceIndexer.Start()
objectFilter := newTypesFilter(manager, types...)
objectIndexer := newObjectIndexerFromFilter(g, g, objectFilter, MetadataFields("Namespace")...)
objectIndexer.Start()
ml := graph.NewMetadataIndexerLinker(g, namespaceIndexer, objectIndexer, topology.OwnershipMetadata())
linker := &Linker{
ResourceLinker: ml.ResourceLinker,
}
ml.AddEventListener(linker)
return linker
}