a6be56b54e
This fix convert DanglingOnly in ImagesPruneConfig to Filters, so that it is possible to maintain API compatibility in the future. Several integration tests have been added to cover changes. This fix is related to 28497. A follow up to this PR will be done once this PR is merged. Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
75 lines
1.9 KiB
Go
75 lines
1.9 KiB
Go
package volume
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import (
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"fmt"
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"golang.org/x/net/context"
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"github.com/docker/docker/api/types/filters"
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"github.com/docker/docker/cli"
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"github.com/docker/docker/cli/command"
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units "github.com/docker/go-units"
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"github.com/spf13/cobra"
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)
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type pruneOptions struct {
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force bool
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}
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// NewPruneCommand returns a new cobra prune command for volumes
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func NewPruneCommand(dockerCli *command.DockerCli) *cobra.Command {
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var opts pruneOptions
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cmd := &cobra.Command{
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Use: "prune [OPTIONS]",
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Short: "Remove all unused volumes",
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Args: cli.NoArgs,
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RunE: func(cmd *cobra.Command, args []string) error {
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spaceReclaimed, output, err := runPrune(dockerCli, opts)
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if err != nil {
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return err
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}
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if output != "" {
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fmt.Fprintln(dockerCli.Out(), output)
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}
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fmt.Fprintln(dockerCli.Out(), "Total reclaimed space:", units.HumanSize(float64(spaceReclaimed)))
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return nil
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},
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Tags: map[string]string{"version": "1.25"},
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}
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flags := cmd.Flags()
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flags.BoolVarP(&opts.force, "force", "f", false, "Do not prompt for confirmation")
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return cmd
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}
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const warning = `WARNING! This will remove all volumes not used by at least one container.
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Are you sure you want to continue?`
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func runPrune(dockerCli *command.DockerCli, opts pruneOptions) (spaceReclaimed uint64, output string, err error) {
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if !opts.force && !command.PromptForConfirmation(dockerCli.In(), dockerCli.Out(), warning) {
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return
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}
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report, err := dockerCli.Client().VolumesPrune(context.Background(), filters.Args{})
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if err != nil {
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return
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}
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if len(report.VolumesDeleted) > 0 {
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output = "Deleted Volumes:\n"
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for _, id := range report.VolumesDeleted {
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output += id + "\n"
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}
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spaceReclaimed = report.SpaceReclaimed
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}
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return
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}
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// RunPrune calls the Volume Prune API
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// This returns the amount of space reclaimed and a detailed output string
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func RunPrune(dockerCli *command.DockerCli) (uint64, string, error) {
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return runPrune(dockerCli, pruneOptions{force: true})
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}
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