package volumes import ( "context" "fmt" "strings" "github.com/containers/common/pkg/completion" "github.com/containers/podman/v3/cmd/podman/common" "github.com/containers/podman/v3/cmd/podman/registry" "github.com/containers/podman/v3/cmd/podman/utils" "github.com/containers/podman/v3/libpod/define" "github.com/containers/podman/v3/pkg/domain/entities" "github.com/pkg/errors" "github.com/spf13/cobra" ) var ( volumeRmDescription = `Remove one or more existing volumes. By default only volumes that are not being used by any containers will be removed. To remove the volumes anyways, use the --force flag.` rmCommand = &cobra.Command{ Use: "rm [options] VOLUME [VOLUME...]", Aliases: []string{"remove"}, Short: "Remove one or more volumes", Long: volumeRmDescription, RunE: rm, ValidArgsFunction: common.AutocompleteVolumes, Example: `podman volume rm myvol1 myvol2 podman volume rm --all podman volume rm --force myvol`, } ) var ( rmOptions = entities.VolumeRmOptions{} stopTimeout uint ) func init() { registry.Commands = append(registry.Commands, registry.CliCommand{ Command: rmCommand, Parent: volumeCmd, }) flags := rmCommand.Flags() flags.BoolVarP(&rmOptions.All, "all", "a", false, "Remove all volumes") flags.BoolVarP(&rmOptions.Force, "force", "f", false, "Remove a volume by force, even if it is being used by a container") timeFlagName := "time" flags.UintVarP(&stopTimeout, timeFlagName, "t", containerConfig.Engine.StopTimeout, "Seconds to wait for running containers to stop before killing the container") _ = rmCommand.RegisterFlagCompletionFunc(timeFlagName, completion.AutocompleteNone) } func rm(cmd *cobra.Command, args []string) error { var ( errs utils.OutputErrors ) if (len(args) > 0 && rmOptions.All) || (len(args) < 1 && !rmOptions.All) { return errors.New("choose either one or more volumes or all") } if cmd.Flag("time").Changed { if !rmOptions.Force { return errors.New("--force option must be specified to use the --time option") } rmOptions.Timeout = &stopTimeout } responses, err := registry.ContainerEngine().VolumeRm(context.Background(), args, rmOptions) if err != nil { setExitCode(err) return err } for _, r := range responses { if r.Err == nil { fmt.Println(r.Id) } else { setExitCode(r.Err) errs = append(errs, r.Err) } } return errs.PrintErrors() } func setExitCode(err error) { cause := errors.Cause(err) switch { case cause == define.ErrNoSuchVolume: registry.SetExitCode(1) case strings.Contains(cause.Error(), define.ErrNoSuchVolume.Error()): registry.SetExitCode(1) case cause == define.ErrVolumeBeingUsed: registry.SetExitCode(2) case strings.Contains(cause.Error(), define.ErrVolumeBeingUsed.Error()): registry.SetExitCode(2) } }