The labels can be very long (e.g. cri-containerd stores a large JSON metadata blob as `io.cri-containerd.container.metadata`) which renders the output useless due to all the line wrapping etc. The information is still available in `ctr containers info «name»`. Signed-off-by: Ian Campbell <ian.campbell@docker.com>
		
			
				
	
	
		
			68 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			68 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"fmt"
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	"os"
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	"text/tabwriter"
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	"github.com/urfave/cli"
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)
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var containersCommand = cli.Command{
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	Name:    "containers",
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	Usage:   "manage containers (metadata)",
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	Aliases: []string{"c"},
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	Flags: []cli.Flag{
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		cli.BoolFlag{
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			Name:  "quiet, q",
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			Usage: "print only the container id",
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		},
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	},
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	Subcommands: []cli.Command{
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		containersDeleteCommand,
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		containersSetLabelsCommand,
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		containerInfoCommand,
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	},
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	ArgsUsage: "[filter, ...]",
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	Action: func(context *cli.Context) error {
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		var (
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			filters     = context.Args()
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			quiet       = context.Bool("quiet")
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			ctx, cancel = appContext(context)
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		)
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		defer cancel()
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		client, err := newClient(context)
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		if err != nil {
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			return err
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		}
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		containers, err := client.Containers(ctx, filters...)
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		if err != nil {
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			return err
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		}
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		if quiet {
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			for _, c := range containers {
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				fmt.Printf("%s\n", c.ID())
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			}
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			return nil
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		}
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		w := tabwriter.NewWriter(os.Stdout, 4, 8, 4, ' ', 0)
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		fmt.Fprintln(w, "CONTAINER\tIMAGE\tRUNTIME\t")
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		for _, c := range containers {
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			imageName := c.Info().Image
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			if imageName == "" {
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				imageName = "-"
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			}
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			record := c.Info()
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			if _, err := fmt.Fprintf(w, "%s\t%s\t%s\t\n",
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				c.ID(),
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				imageName,
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				record.Runtime.Name,
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			); err != nil {
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				return err
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			}
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		}
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		return w.Flush()
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	},
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}
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