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cmd/skopeo/layers: fix index out of range

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Signed-off-by: Antonio Murdaca <runcom@redhat.com>
This commit is contained in:
Antonio Murdaca
2016-11-02 09:19:59 +01:00
parent c70e58e6b5
commit 2c5532746f
1 changed files with 6 additions and 2 deletions
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8
cmd/skopeo/layers.go
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@@ -1,6 +1,7 @@
package main package main
import ( import (
"errors"
"io/ioutil" "io/ioutil"
"strings" "strings"
@@ -15,10 +16,13 @@ import (
var layersCmd = cli.Command{ var layersCmd = cli.Command{
Name: "layers", Name: "layers",
Usage: "Get layers of IMAGE-NAME", Usage: "Get layers of IMAGE-NAME",
ArgsUsage: "IMAGE-NAME", ArgsUsage: "IMAGE-NAME [LAYER...]",
Action: func(c *cli.Context) error { Action: func(c *cli.Context) error {
if c.NArg() == 0 {
return errors.New("please specify an image")
}
rawSource, err := parseImageSource(c, c.Args()[0], []string{ rawSource, err := parseImageSource(c, c.Args()[0], []string{
// TODO: skopeo layers only support these now // TODO: skopeo layers only supports these now
// eventually we'll remove this command altogether... // eventually we'll remove this command altogether...
manifest.DockerV2Schema1SignedMediaType, manifest.DockerV2Schema1SignedMediaType,
manifest.DockerV2Schema1MediaType, manifest.DockerV2Schema1MediaType,