106 lines
3.2 KiB
Go
106 lines
3.2 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 volumesnapshot
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import (
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"github.com/kubernetes-csi/external-snapshotter/client/v3/apis/volumesnapshot/v1beta1"
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"github.com/kubernetes-csi/external-snapshotter/client/v3/informers/externalversions"
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"k8s.io/apimachinery/pkg/runtime"
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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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)
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const (
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statusCreating = "creating"
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statusReady = "ready"
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statusDeleting = "deleting"
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volumeSnapshotClassName = "volumeSnapshotClassName"
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persistentVolumeClaimName = "persistentVolumeClaimName"
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)
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type volumeSnapshotGetter struct {
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informers externalversions.SharedInformerFactory
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}
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func New(informer externalversions.SharedInformerFactory) v1alpha3.Interface {
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return &volumeSnapshotGetter{informers: informer}
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}
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func (v *volumeSnapshotGetter) Get(namespace, name string) (runtime.Object, error) {
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return v.informers.Snapshot().V1beta1().VolumeSnapshots().Lister().VolumeSnapshots(namespace).Get(name)
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}
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func (v *volumeSnapshotGetter) List(namespace string, query *query.Query) (*api.ListResult, error) {
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all, err := v.informers.Snapshot().V1beta1().VolumeSnapshots().Lister().VolumeSnapshots(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 _, snapshot := range all {
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result = append(result, snapshot)
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}
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return v1alpha3.DefaultList(result, query, v.compare, v.filter), nil
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}
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func (v *volumeSnapshotGetter) compare(left, right runtime.Object, field query.Field) bool {
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leftSnapshot, ok := left.(*v1beta1.VolumeSnapshot)
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if !ok {
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return false
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}
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rightSnapshot, ok := right.(*v1beta1.VolumeSnapshot)
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if !ok {
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return false
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}
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return v1alpha3.DefaultObjectMetaCompare(leftSnapshot.ObjectMeta, rightSnapshot.ObjectMeta, field)
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}
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func (v *volumeSnapshotGetter) filter(object runtime.Object, filter query.Filter) bool {
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snapshot, ok := object.(*v1beta1.VolumeSnapshot)
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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 snapshotStatus(snapshot) == string(filter.Value)
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case volumeSnapshotClassName:
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name := snapshot.Spec.VolumeSnapshotClassName
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return name != nil && *name == string(filter.Value)
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case persistentVolumeClaimName:
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name := snapshot.Spec.Source.PersistentVolumeClaimName
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return name != nil && *name == string(filter.Value)
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default:
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return v1alpha3.DefaultObjectMetaFilter(snapshot.ObjectMeta, filter)
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}
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}
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func snapshotStatus(item *v1beta1.VolumeSnapshot) string {
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status := statusCreating
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if item != nil && item.Status != nil && item.Status.ReadyToUse != nil && *item.Status.ReadyToUse {
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status = statusReady
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}
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if item != nil && item.DeletionTimestamp != nil {
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status = statusDeleting
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}
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return status
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}
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