35037b78fd
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> Upstream-commit: a6be56b54e871c4e7a6e72881770a64676c27c3c Component: engine
76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package container
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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 containers
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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 stopped containers",
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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 stopped containers.
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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().ContainersPrune(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.ContainersDeleted) > 0 {
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output = "Deleted Containers:\n"
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for _, id := range report.ContainersDeleted {
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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 Container 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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