67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
package volumes
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import (
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"bufio"
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"context"
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"fmt"
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"os"
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"strings"
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"github.com/containers/common/pkg/completion"
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"github.com/containers/podman/v2/cmd/podman/registry"
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"github.com/containers/podman/v2/cmd/podman/utils"
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"github.com/containers/podman/v2/cmd/podman/validate"
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"github.com/containers/podman/v2/pkg/domain/entities"
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"github.com/spf13/cobra"
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)
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var (
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volumePruneDescription = `Volumes that are not currently owned by a container will be removed.
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The command prompts for confirmation which can be overridden with the --force flag.
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Note all data will be destroyed.`
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pruneCommand = &cobra.Command{
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Use: "prune [options]",
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Args: validate.NoArgs,
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Short: "Remove all unused volumes",
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Long: volumePruneDescription,
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RunE: prune,
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ValidArgsFunction: completion.AutocompleteNone,
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}
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)
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func init() {
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
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Command: pruneCommand,
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Parent: volumeCmd,
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})
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flags := pruneCommand.Flags()
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flags.BoolP("force", "f", false, "Do not prompt for confirmation")
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}
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func prune(cmd *cobra.Command, args []string) error {
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// Prompt for confirmation if --force is not set
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force, err := cmd.Flags().GetBool("force")
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if err != nil {
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return err
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}
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if !force {
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reader := bufio.NewReader(os.Stdin)
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fmt.Println("WARNING! This will remove all volumes not used by at least one container.")
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fmt.Print("Are you sure you want to continue? [y/N] ")
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answer, err := reader.ReadString('\n')
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if err != nil {
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return err
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}
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if strings.ToLower(answer)[0] != 'y' {
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return nil
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}
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}
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responses, err := registry.ContainerEngine().VolumePrune(context.Background())
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if err != nil {
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return err
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}
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return utils.PrintVolumePruneResults(responses)
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}
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