DockerCLI/cli/command/plugin/list.go

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package plugin
import (
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/command/formatter"
"github.com/docker/cli/opts"
"github.com/spf13/cobra"
"golang.org/x/net/context"
)
type listOptions struct {
quiet bool
noTrunc bool
format string
filter opts.FilterOpt
}
func newListCommand(dockerCli *command.DockerCli) *cobra.Command {
options := listOptions{filter: opts.NewFilterOpt()}
cmd := &cobra.Command{
Use: "ls [OPTIONS]",
Short: "List plugins",
Aliases: []string{"list"},
Args: cli.NoArgs,
RunE: func(cmd *cobra.Command, args []string) error {
return runList(dockerCli, options)
},
}
flags := cmd.Flags()
flags.BoolVarP(&options.quiet, "quiet", "q", false, "Only display plugin IDs")
flags.BoolVar(&options.noTrunc, "no-trunc", false, "Don't truncate output")
flags.StringVar(&options.format, "format", "", "Pretty-print plugins using a Go template")
flags.VarP(&options.filter, "filter", "f", "Provide filter values (e.g. 'enabled=true')")
return cmd
}
func runList(dockerCli *command.DockerCli, options listOptions) error {
plugins, err := dockerCli.Client().PluginList(context.Background(), options.filter.Value())
if err != nil {
return err
}
format := options.format
if len(format) == 0 {
if len(dockerCli.ConfigFile().PluginsFormat) > 0 && !options.quiet {
format = dockerCli.ConfigFile().PluginsFormat
} else {
format = formatter.TableFormatKey
}
}
pluginsCtx := formatter.Context{
Output: dockerCli.Out(),
Format: formatter.NewPluginFormat(format, options.quiet),
Trunc: !options.noTrunc,
}
return formatter.PluginWrite(pluginsCtx, plugins)
}