mirror of https://github.com/docker/cli.git
70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
package system
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import (
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"errors"
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"github.com/docker/cli/cli"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/command/formatter"
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"github.com/spf13/cobra"
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"golang.org/x/net/context"
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)
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type diskUsageOptions struct {
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verbose bool
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format string
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}
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// newDiskUsageCommand creates a new cobra.Command for `docker df`
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func newDiskUsageCommand(dockerCli *command.DockerCli) *cobra.Command {
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var opts diskUsageOptions
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cmd := &cobra.Command{
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Use: "df [OPTIONS]",
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Short: "Show docker disk usage",
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Args: cli.NoArgs,
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RunE: func(cmd *cobra.Command, args []string) error {
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return runDiskUsage(dockerCli, opts)
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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.verbose, "verbose", "v", false, "Show detailed information on space usage")
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flags.StringVar(&opts.format, "format", "", "Pretty-print images using a Go template")
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return cmd
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}
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func runDiskUsage(dockerCli *command.DockerCli, opts diskUsageOptions) error {
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if opts.verbose && len(opts.format) != 0 {
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return errors.New("the verbose and the format options conflict")
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}
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du, err := dockerCli.Client().DiskUsage(context.Background())
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if err != nil {
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return err
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}
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format := opts.format
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if len(format) == 0 {
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format = formatter.TableFormatKey
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}
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duCtx := formatter.DiskUsageContext{
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Context: formatter.Context{
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Output: dockerCli.Out(),
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Format: formatter.NewDiskUsageFormat(format),
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},
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LayersSize: du.LayersSize,
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BuilderSize: du.BuilderSize,
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Images: du.Images,
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Containers: du.Containers,
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Volumes: du.Volumes,
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Verbose: opts.verbose,
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}
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return duCtx.Write()
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}
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