working commit

pkg/repocli/getman.go

@@ -13,17 +13,18 @@ import (
 	ocidigest "github.com/opencontainers/go-digest"
 )
 
-func (cli *Client) GetManifest(ctx context.Context, rawrepo, tag string) (bool, string, []byte, error) {
+func (cli *Client) GetRawManifest(ctx context.Context, rawrepo string) (bool, string, []byte, error) {
 	var err error
 	var exist bool
 	var mime string
 	var man []byte
 
+	fmt.Printf("=== %s\n", rawrepo)
 	ref, err := NewReferer(rawrepo)
 	if err != nil {
 		return exist, mime, man, err
 	}
-	uri := ref.Manifest(tag)
+	uri := ref.ManifestEP()
 
 	req, err := http.NewRequestWithContext(ctx, http.MethodGet, uri, nil)
 	if err != nil {
@@ -44,6 +45,11 @@ func (cli *Client) GetManifest(ctx context.Context, rawrepo, tag string) (bool,
 		err := fmt.Errorf("Unxected response code %s", resp.Status)
 		return exist, mime, man, err
 	}
+	digstr := resp.Header.Get("Docker-Content-Digest")
+	if digstr == "" {
+		err := fmt.Errorf("Empty digest declaration")
+		return exist, mime, man, err
+	}
 	contentLength := resp.Header.Get("Content-Length")
 	if contentLength == "" {
 		err = errors.New("Empty Content-Length header")
@@ -58,11 +64,6 @@ func (cli *Client) GetManifest(ctx context.Context, rawrepo, tag string) (bool,
 		err := fmt.Errorf("Empty MIME type declaration")
 		return exist, mime, man, err
 	}
-	digstr := resp.Header.Get("Docker-Content-Digest")
-	if digstr == "" {
-		err := fmt.Errorf("Empty digest declaration")
-		return exist, mime, man, err
-	}
 	digstr = strings.ToLower(digstr)
 	digobj, err := ocidigest.Parse(digstr)
 	if err != nil {