74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package volume
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import (
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"sort"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/cli"
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"github.com/docker/docker/cli/command"
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"github.com/docker/docker/cli/command/formatter"
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"github.com/docker/docker/opts"
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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 byVolumeName []*types.Volume
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func (r byVolumeName) Len() int { return len(r) }
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func (r byVolumeName) Swap(i, j int) { r[i], r[j] = r[j], r[i] }
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func (r byVolumeName) Less(i, j int) bool {
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return r[i].Name < r[j].Name
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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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filter opts.FilterOpt
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}
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func newListCommand(dockerCli command.Cli) *cobra.Command {
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opts := 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, opts)
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},
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}
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flags := cmd.Flags()
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flags.BoolVarP(&opts.quiet, "quiet", "q", false, "Only display volume names")
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flags.StringVar(&opts.format, "format", "", "Pretty-print volumes using a Go template")
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flags.VarP(&opts.filter, "filter", "f", "Provide filter values (e.g. 'dangling=true')")
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return cmd
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}
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func runList(dockerCli command.Cli, opts listOptions) error {
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client := dockerCli.Client()
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volumes, err := client.VolumeList(context.Background(), opts.filter.Value())
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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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if len(dockerCli.ConfigFile().VolumesFormat) > 0 && !opts.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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}
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sort.Sort(byVolumeName(volumes.Volumes))
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volumeCtx := formatter.Context{
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Output: dockerCli.Out(),
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Format: formatter.NewVolumeFormat(format, opts.quiet),
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}
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return formatter.VolumeWrite(volumeCtx, volumes.Volumes)
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}
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