/
detail.go
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/
detail.go
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// Copyright 2017 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.
package statefulset
import (
"log"
"github.com/kubernetes/dashboard/src/app/backend/api"
"github.com/kubernetes/dashboard/src/app/backend/errors"
metricapi "github.com/kubernetes/dashboard/src/app/backend/integration/metric/api"
"github.com/kubernetes/dashboard/src/app/backend/resource/common"
ds "github.com/kubernetes/dashboard/src/app/backend/resource/dataselect"
"github.com/kubernetes/dashboard/src/app/backend/resource/event"
"github.com/kubernetes/dashboard/src/app/backend/resource/pod"
apps "k8s.io/api/apps/v1beta2"
metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
)
// StatefulSetDetail is a presentation layer view of Kubernetes Stateful Set resource. This means it is Stateful
// Set plus additional augmented data we can get from other sources (like services that target the same pods).
type StatefulSetDetail struct {
ObjectMeta api.ObjectMeta `json:"objectMeta"`
TypeMeta api.TypeMeta `json:"typeMeta"`
PodInfo common.PodInfo `json:"podInfo"`
PodList pod.PodList `json:"podList"`
ContainerImages []string `json:"containerImages"`
InitContainerImages []string `json:"initContainerImages"`
EventList common.EventList `json:"eventList"`
// List of non-critical errors, that occurred during resource retrieval.
Errors []error `json:"errors"`
}
// GetStatefulSetDetail gets Stateful Set details.
func GetStatefulSetDetail(client kubernetes.Interface, metricClient metricapi.MetricClient, namespace,
name string) (*StatefulSetDetail, error) {
log.Printf("Getting details of %s statefulset in %s namespace", name, namespace)
ss, err := client.AppsV1beta2().StatefulSets(namespace).Get(name, metaV1.GetOptions{})
if err != nil {
return nil, err
}
podList, err := GetStatefulSetPods(client, metricClient, ds.DefaultDataSelectWithMetrics, name, namespace)
nonCriticalErrors, criticalError := errors.HandleError(err)
if criticalError != nil {
return nil, criticalError
}
podInfo, err := getStatefulSetPodInfo(client, ss)
nonCriticalErrors, criticalError = errors.AppendError(err, nonCriticalErrors)
if criticalError != nil {
return nil, criticalError
}
events, err := event.GetResourceEvents(client, ds.DefaultDataSelect, ss.Namespace, ss.Name)
nonCriticalErrors, criticalError = errors.AppendError(err, nonCriticalErrors)
if criticalError != nil {
return nil, criticalError
}
ssDetail := getStatefulSetDetail(ss, *events, *podList, *podInfo, nonCriticalErrors)
return &ssDetail, nil
}
func getStatefulSetDetail(statefulSet *apps.StatefulSet, eventList common.EventList, podList pod.PodList,
podInfo common.PodInfo, nonCriticalErrors []error) StatefulSetDetail {
return StatefulSetDetail{
ObjectMeta: api.NewObjectMeta(statefulSet.ObjectMeta),
TypeMeta: api.NewTypeMeta(api.ResourceKindStatefulSet),
ContainerImages: common.GetContainerImages(&statefulSet.Spec.Template.Spec),
InitContainerImages: common.GetInitContainerImages(&statefulSet.Spec.Template.Spec),
PodInfo: podInfo,
PodList: podList,
EventList: eventList,
Errors: nonCriticalErrors,
}
}