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authorParker Van Roy <pvanroy@redhat.com>2020-07-13 15:26:41 -0400
committerParker Van Roy <pvanroy@redhat.com>2020-07-17 15:54:21 -0400
commit809a50f94d12861e689225a887f82a7509ff3e27 (patch)
tree24495f135669d728c73dbc00a4f032a871c5a7bc /cmd
parentdfca83d37cefdde966c8b770058a9b9fd5f8ed20 (diff)
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Used reference package with errors for parsing tag
Signed-off-by: Parker Van Roy <pvanroy@redhat.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/podman/images/list.go53
1 files changed, 35 insertions, 18 deletions
diff --git a/cmd/podman/images/list.go b/cmd/podman/images/list.go
index 37ff491c3..a85157dd4 100644
--- a/cmd/podman/images/list.go
+++ b/cmd/podman/images/list.go
@@ -1,7 +1,6 @@
package images
import (
- "errors"
"fmt"
"os"
"sort"
@@ -11,9 +10,11 @@ import (
"time"
"unicode"
+ "github.com/containers/image/v5/docker/reference"
"github.com/containers/libpod/v2/cmd/podman/registry"
"github.com/containers/libpod/v2/pkg/domain/entities"
"github.com/docker/go-units"
+ "github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
@@ -98,7 +99,10 @@ func images(cmd *cobra.Command, args []string) error {
return err
}
- imgs := sortImages(summaries)
+ imgs, err := sortImages(summaries)
+ if err != nil {
+ return err
+ }
switch {
case listFlag.quiet:
return writeID(imgs)
@@ -170,14 +174,18 @@ func writeTemplate(imgs []imageReporter) error {
return tmpl.Execute(w, imgs)
}
-func sortImages(imageS []*entities.ImageSummary) []imageReporter {
+func sortImages(imageS []*entities.ImageSummary) ([]imageReporter, error) {
imgs := make([]imageReporter, 0, len(imageS))
+ var err error
for _, e := range imageS {
var h imageReporter
if len(e.RepoTags) > 0 {
for _, tag := range e.RepoTags {
h.ImageSummary = *e
- h.Repository, h.Tag = tokenRepoTag(tag)
+ h.Repository, h.Tag, err = tokenRepoTag(tag)
+ if err != nil {
+ return nil, errors.Wrapf(err, "error parsing repository tag %q:", tag)
+ }
imgs = append(imgs, h)
}
} else {
@@ -189,23 +197,32 @@ func sortImages(imageS []*entities.ImageSummary) []imageReporter {
}
sort.Slice(imgs, sortFunc(listFlag.sort, imgs))
- return imgs
+ return imgs, err
}
-func tokenRepoTag(tag string) (string, string) {
- tokens := strings.Split(tag, ":")
- switch len(tokens) {
- case 0:
- return tag, ""
- case 1:
- return tokens[0], ""
- case 2:
- return tokens[0], tokens[1]
- case 3:
- return tokens[0] + ":" + tokens[1], tokens[2]
- default:
- return "<N/A>", ""
+func tokenRepoTag(ref string) (string, string, error) {
+
+ if ref == "<none>:<none>" {
+ return "<none>", "<none>", nil
+ }
+
+ repo, err := reference.Parse(ref)
+ if err != nil {
+ return "", "", err
+ }
+
+ named, ok := repo.(reference.Named)
+ if !ok {
+ return ref, "", nil
}
+
+ tagged, ok := repo.(reference.Tagged)
+ if !ok {
+ return named.Name(), "", nil
+ }
+
+ return named.Name(), tagged.Tag(), nil
+
}
func sortFunc(key string, data []imageReporter) func(i, j int) bool {