mirror of https://github.com/docker/cli.git
98 lines
2.7 KiB
Go
98 lines
2.7 KiB
Go
package volume
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import (
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"context"
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"sort"
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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/completion"
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"github.com/docker/cli/cli/command/formatter"
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flagsHelper "github.com/docker/cli/cli/flags"
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"github.com/docker/cli/opts"
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"github.com/docker/docker/api/types/volume"
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"github.com/fvbommel/sortorder"
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"github.com/spf13/cobra"
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)
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const (
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clusterTableFormat = "table {{.Name}}\t{{.Group}}\t{{.Driver}}\t{{.Availability}}\t{{.Status}}"
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)
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type listOptions struct {
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quiet bool
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format string
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cluster bool
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filter opts.FilterOpt
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}
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func newListCommand(dockerCli command.Cli) *cobra.Command {
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options := listOptions{filter: opts.NewFilterOpt()}
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cmd := &cobra.Command{
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Use: "ls [OPTIONS]",
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Aliases: []string{"list"},
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Short: "List volumes",
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Args: cli.NoArgs,
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RunE: func(cmd *cobra.Command, args []string) error {
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return runList(dockerCli, options)
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},
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ValidArgsFunction: completion.NoComplete,
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}
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flags := cmd.Flags()
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flags.BoolVarP(&options.quiet, "quiet", "q", false, "Only display volume names")
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flags.StringVar(&options.format, "format", "", flagsHelper.FormatHelp)
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flags.VarP(&options.filter, "filter", "f", `Provide filter values (e.g. "dangling=true")`)
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flags.BoolVar(&options.cluster, "cluster", false, "Display only cluster volumes, and use cluster volume list formatting")
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flags.SetAnnotation("cluster", "version", []string{"1.42"})
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flags.SetAnnotation("cluster", "swarm", []string{"manager"})
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return cmd
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}
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func runList(dockerCli command.Cli, options listOptions) error {
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client := dockerCli.Client()
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volumes, err := client.VolumeList(context.Background(), volume.ListOptions{Filters: options.filter.Value()})
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if err != nil {
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return err
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}
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format := options.format
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if len(format) == 0 && !options.cluster {
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if len(dockerCli.ConfigFile().VolumesFormat) > 0 && !options.quiet {
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format = dockerCli.ConfigFile().VolumesFormat
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} else {
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format = formatter.TableFormatKey
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}
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} else if options.cluster {
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// TODO(dperny): write server-side filter for cluster volumes. For this
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// proof of concept, we'll just filter out non-cluster volumes here
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// trick for filtering in place
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n := 0
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for _, vol := range volumes.Volumes {
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if vol.ClusterVolume != nil {
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volumes.Volumes[n] = vol
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n++
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}
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}
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volumes.Volumes = volumes.Volumes[:n]
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if !options.quiet {
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format = clusterTableFormat
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} else {
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format = formatter.TableFormatKey
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}
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}
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sort.Slice(volumes.Volumes, func(i, j int) bool {
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return sortorder.NaturalLess(volumes.Volumes[i].Name, volumes.Volumes[j].Name)
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})
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volumeCtx := formatter.Context{
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Output: dockerCli.Out(),
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Format: formatter.NewVolumeFormat(format, options.quiet),
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}
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return formatter.VolumeWrite(volumeCtx, volumes.Volumes)
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}
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