EnsureAllContent on convert

Signed-off-by: apostasie <[email protected]>

Author: apostasie

pkg/cmd/image/convert.go

@@ -75,6 +75,12 @@ func Convert(ctx context.Context, client *containerd.Client, srcRawRef, targetRa
 	}
 	convertOpts = append(convertOpts, converter.WithPlatform(platMC))
 
+	// Ensure all the layers are here: https://github.com/containerd/nerdctl/issues/3425
+	err = EnsureAllContent(ctx, client, srcRawRef, options.GOptions)
+	if err != nil {
+		return err
+	}
+
 	estargz := options.Estargz
 	zstd := options.Zstd
 	zstdchunked := options.ZstdChunked