71 lines
1.6 KiB
Go
71 lines
1.6 KiB
Go
package main
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import (
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contextpkg "context"
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"fmt"
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"os"
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"text/tabwriter"
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"time"
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"github.com/containerd/containerd/content"
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"github.com/containerd/containerd/log"
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units "github.com/docker/go-units"
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digest "github.com/opencontainers/go-digest"
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"github.com/urfave/cli"
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)
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var listCommand = cli.Command{
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Name: "list",
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Aliases: []string{"ls"},
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Usage: "list all blobs in the store.",
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ArgsUsage: "[flags] [<prefix>, ...]",
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Description: `List blobs in the content store.`,
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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 blob digest",
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},
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},
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Action: func(context *cli.Context) error {
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var (
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ctx = contextpkg.Background()
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quiet = context.Bool("quiet")
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args = []string(context.Args())
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)
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cs, err := resolveContentStore(context)
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if err != nil {
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return err
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}
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if len(args) > 0 {
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// TODO(stevvooe): Implement selection of a few blobs. Not sure
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// what kind of efficiency gains we can actually get here.
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log.G(ctx).Warnf("args ignored; need to implement matchers")
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}
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var walkFn content.WalkFunc
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if quiet {
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walkFn = func(path string, fi os.FileInfo, dgst digest.Digest) error {
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fmt.Println(dgst)
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return nil
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}
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} else {
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tw := tabwriter.NewWriter(os.Stdout, 1, 8, 1, '\t', 0)
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defer tw.Flush()
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fmt.Fprintln(tw, "DIGEST\tSIZE\tAGE")
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walkFn = func(path string, fi os.FileInfo, dgst digest.Digest) error {
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fmt.Fprintf(tw, "%s\t%s\t%s\n",
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dgst,
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units.HumanSize(float64(fi.Size())),
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units.HumanDuration(time.Since(fi.ModTime())))
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return nil
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}
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}
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return cs.Walk(walkFn)
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},
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}
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