podman-remote image tree

add the ability for the podman-remote client to be able to print an
image tree.

Signed-off-by: baude <bbaude@redhat.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/pkg/adapter/images.go b/pkg/adapter/images.go
new file mode 100644
index 000000000..c8ea1cdea
--- /dev/null
+++ b/pkg/adapter/images.go
@@ -0,0 +1,34 @@
+// +build !remoteclient
+
+package adapter
+
+import (
+	"github.com/containers/libpod/cmd/podman/cliconfig"
+	"github.com/containers/libpod/libpod/image"
+	"github.com/pkg/errors"
+)
+
+// Tree ...
+func (r *LocalRuntime) Tree(c *cliconfig.TreeValues) (*image.InfoImage, map[string]*image.LayerInfo, *ContainerImage, error) {
+	img, err := r.NewImageFromLocal(c.InputArgs[0])
+	if err != nil {
+		return nil, nil, nil, err
+	}
+
+	// Fetch map of image-layers, which is used for printing output.
+	layerInfoMap, err := image.GetLayersMapWithImageInfo(r.Runtime.ImageRuntime())
+	if err != nil {
+		return nil, nil, nil, errors.Wrapf(err, "error while retrieving layers of image %q", img.InputName)
+	}
+
+	// Create an imageInfo and fill the image and layer info
+	imageInfo := &image.InfoImage{
+		ID:   img.ID(),
+		Tags: img.Names(),
+	}
+
+	if err := image.BuildImageHierarchyMap(imageInfo, layerInfoMap, img.TopLayer()); err != nil {
+		return nil, nil, nil, err
+	}
+	return imageInfo, layerInfoMap, img, nil
+}