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4b9dbfa416
Support pause/unpause schedule Fixes #2363 Signed-off-by: Wenkai Yin(尹文开) <yinw@vmware.com>
123 lines
3.3 KiB
Go
123 lines
3.3 KiB
Go
/*
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Copyright The Velero Contributors.
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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 schedule
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import (
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"context"
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"fmt"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/labels"
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kubeerrs "k8s.io/apimachinery/pkg/util/errors"
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velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
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"github.com/vmware-tanzu/velero/pkg/client"
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"github.com/vmware-tanzu/velero/pkg/cmd"
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"github.com/vmware-tanzu/velero/pkg/cmd/cli"
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)
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// NewPauseCommand creates the command for pause
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func NewPauseCommand(f client.Factory, use string) *cobra.Command {
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o := cli.NewSelectOptions("pause", "schedule")
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c := &cobra.Command{
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Use: use,
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Short: "Pause schedules",
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Example: ` # Pause a schedule named "schedule-1".
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velero schedule pause schedule-1
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# Pause schedules named "schedule-1" and "schedule-2".
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velero schedule pause schedule-1 schedule-2
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# Pause all schedules labelled with "foo=bar".
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velero schedule pause --selector foo=bar
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# Pause all schedules.
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velero schedule pause --all`,
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Run: func(c *cobra.Command, args []string) {
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cmd.CheckError(o.Complete(args))
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cmd.CheckError(o.Validate())
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cmd.CheckError(runPause(f, o, true))
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},
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}
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o.BindFlags(c.Flags())
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return c
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}
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func runPause(f client.Factory, o *cli.SelectOptions, paused bool) error {
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client, err := f.Client()
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if err != nil {
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return err
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}
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var (
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schedules []*velerov1api.Schedule
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errs []error
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)
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switch {
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case len(o.Names) > 0:
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for _, name := range o.Names {
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schedule, err := client.VeleroV1().Schedules(f.Namespace()).Get(context.TODO(), name, metav1.GetOptions{})
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if err != nil {
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errs = append(errs, errors.WithStack(err))
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continue
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}
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schedules = append(schedules, schedule)
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}
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default:
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selector := labels.Everything().String()
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if o.Selector.LabelSelector != nil {
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selector = o.Selector.String()
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}
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res, err := client.VeleroV1().Schedules(f.Namespace()).List(context.TODO(), metav1.ListOptions{
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LabelSelector: selector,
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})
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if err != nil {
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errs = append(errs, errors.WithStack(err))
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}
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for i := range res.Items {
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schedules = append(schedules, &res.Items[i])
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}
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}
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if len(schedules) == 0 {
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fmt.Println("No schedules found")
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return nil
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}
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msg := "paused"
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if !paused {
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msg = "unpaused"
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}
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for _, schedule := range schedules {
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if schedule.Spec.Paused == paused {
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fmt.Printf("Schedule %s is already %s, skip\n", schedule.Name, msg)
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continue
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}
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schedule.Spec.Paused = paused
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if _, err := client.VeleroV1().Schedules(schedule.Namespace).Update(context.TODO(), schedule, metav1.UpdateOptions{}); err != nil {
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return errors.Wrapf(err, "failed to update schedule %s", schedule.Name)
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}
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fmt.Printf("Schedule %s %s successfully\n", schedule.Name, msg)
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}
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return kubeerrs.NewAggregate(errs)
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}
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