watchtower/pkg/registry/manifest/manifest.go
2020-12-06 12:59:12 +01:00

35 lines
795 B
Go

package manifest
import (
"fmt"
ref "github.com/containers/image/v5/docker/reference"
"github.com/containrrr/watchtower/pkg/registry/helpers"
apiTypes "github.com/docker/docker/api/types"
url2 "net/url"
"strings"
)
// BuildManifestURL from raw image data
func BuildManifestURL(image apiTypes.ImageInspect) (string, error) {
parts := strings.Split(image.RepoTags[0], ":")
img := parts[0]
tag := parts[1]
hostName, err := ref.ParseNormalizedNamed(img)
fmt.Println(hostName)
if err != nil {
return "", err
}
host, err := helpers.NormalizeRegistry(hostName.Name())
if err != nil {
return "", err
}
img = strings.TrimPrefix(img, host)
url := url2.URL{
Scheme: "https",
Host: host,
Path: fmt.Sprintf("/v2/%s/manifests/%s", img, tag),
}
return url.String(), nil
}