99 lines
2.8 KiB
Go
99 lines
2.8 KiB
Go
/*
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Copyright 2019 The KubeSphere Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package daemonset
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import (
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appsv1 "k8s.io/api/apps/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/informers"
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"kubesphere.io/kubesphere/pkg/api"
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"kubesphere.io/kubesphere/pkg/apiserver/query"
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"kubesphere.io/kubesphere/pkg/models/resources/v1alpha3"
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"strings"
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)
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const (
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statusStopped = "stopped"
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statusRunning = "running"
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statusUpdating = "updating"
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)
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type daemonSetGetter struct {
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sharedInformers informers.SharedInformerFactory
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}
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func New(sharedInformers informers.SharedInformerFactory) v1alpha3.Interface {
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return &daemonSetGetter{sharedInformers: sharedInformers}
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}
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func (d *daemonSetGetter) Get(namespace, name string) (runtime.Object, error) {
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return d.sharedInformers.Apps().V1().DaemonSets().Lister().DaemonSets(namespace).Get(name)
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}
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func (d *daemonSetGetter) List(namespace string, query *query.Query) (*api.ListResult, error) {
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// first retrieves all daemonSets within given namespace
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daemonSets, err := d.sharedInformers.Apps().V1().DaemonSets().Lister().DaemonSets(namespace).List(query.Selector())
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if err != nil {
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return nil, err
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}
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var result []runtime.Object
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for _, daemonSet := range daemonSets {
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result = append(result, daemonSet)
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}
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return v1alpha3.DefaultList(result, query, d.compare, d.filter), nil
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}
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func (d *daemonSetGetter) compare(left runtime.Object, right runtime.Object, field query.Field) bool {
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leftDaemonSet, ok := left.(*appsv1.DaemonSet)
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if !ok {
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return false
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}
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rightDaemonSet, ok := right.(*appsv1.DaemonSet)
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if !ok {
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return false
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}
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return v1alpha3.DefaultObjectMetaCompare(leftDaemonSet.ObjectMeta, rightDaemonSet.ObjectMeta, field)
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}
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func (d *daemonSetGetter) filter(object runtime.Object, filter query.Filter) bool {
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daemonSet, ok := object.(*appsv1.DaemonSet)
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if !ok {
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return false
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}
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switch filter.Field {
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case query.FieldStatus:
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return strings.Compare(daemonsetStatus(&daemonSet.Status), string(filter.Value)) == 0
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default:
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return v1alpha3.DefaultObjectMetaFilter(daemonSet.ObjectMeta, filter)
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}
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}
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func daemonsetStatus(status *appsv1.DaemonSetStatus) string {
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if status.DesiredNumberScheduled == 0 && status.NumberReady == 0 {
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return statusStopped
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} else if status.DesiredNumberScheduled == status.NumberReady {
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return statusRunning
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} else {
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return statusUpdating
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}
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}
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