/
replicasetdetail.go
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/
replicasetdetail.go
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// Copyright 2015 Google Inc. 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
//
// 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 replicaset
import (
"log"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/apis/extensions"
k8sClient "k8s.io/kubernetes/pkg/client/unversioned"
"github.com/kubernetes/dashboard/client"
"github.com/kubernetes/dashboard/resource/common"
"github.com/kubernetes/dashboard/resource/pod"
)
// ReplicaSetDetail is a presentation layer view of Kubernetes Replica Set resource. This means
// it is Replica Set plus additional augmented data we can get from other sources
// (like services that target the same pods).
type ReplicaSetDetail struct {
ObjectMeta common.ObjectMeta `json:"objectMeta"`
TypeMeta common.TypeMeta `json:"typeMeta"`
// Aggregate information about pods belonging to this Replica Set.
PodInfo common.PodInfo `json:"podInfo"`
// Detailed information about Pods belonging to this Replica Set.
PodList pod.PodList `json:"podList"`
// Container images of the Replica Set.
ContainerImages []string `json:"containerImages"`
// List of events related to this Replica Set.
EventList common.EventList `json:"eventList"`
}
// GetReplicaSetDetail gets replica set details.
func GetReplicaSetDetail(client k8sClient.Interface, heapsterClient client.HeapsterClient,
namespace, name string) (*ReplicaSetDetail, error) {
log.Printf("Getting details of %s service in %s namespace", name, namespace)
// TODO(floreks): Use channels.
replicaSetData, err := client.Extensions().ReplicaSets(namespace).Get(name)
if err != nil {
return nil, err
}
channels := &common.ResourceChannels{
PodList: common.GetPodListChannel(client, 1),
}
pods := <-channels.PodList.List
if err := <-channels.PodList.Error; err != nil {
return nil, err
}
events, err := GetReplicaSetEvents(client, replicaSetData.Namespace, replicaSetData.Name)
if err != nil {
return nil, err
}
replicaSet := getReplicaSetDetail(replicaSetData, heapsterClient, events, pods.Items)
return &replicaSet, nil
}
func getReplicaSetDetail(replicaSet *extensions.ReplicaSet, heapsterClient client.HeapsterClient,
events *common.EventList, pods []api.Pod) ReplicaSetDetail {
matchingPods := common.FilterNamespacedPodsBySelector(pods, replicaSet.ObjectMeta.Namespace,
replicaSet.Spec.Selector.MatchLabels)
podInfo := getPodInfo(replicaSet, matchingPods)
return ReplicaSetDetail{
ObjectMeta: common.NewObjectMeta(replicaSet.ObjectMeta),
TypeMeta: common.NewTypeMeta(common.ResourceKindReplicaSet),
ContainerImages: common.GetContainerImages(&replicaSet.Spec.Template.Spec),
PodInfo: podInfo,
PodList: pod.CreatePodList(matchingPods, heapsterClient),
EventList: *events,
}
}