Fix output of acorn apps to show image names properly for Nested an…

…d Service Acorns (#1774) (#1851)

Signed-off-by: Grant Linville <grant@acorn.io>

pkg/cli/builder/table/funcs.go

@@ -9,6 +9,7 @@ import (
 
 	apiv1 "github.com/acorn-io/runtime/pkg/apis/api.acorn.io/v1"
 	adminv1 "github.com/acorn-io/runtime/pkg/apis/internal.admin.acorn.io/v1"
+	"github.com/acorn-io/runtime/pkg/labels"
 	"github.com/acorn-io/runtime/pkg/tags"
 	"github.com/rancher/wrangler/pkg/data/convert"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -40,6 +41,7 @@ var (
 		"memoryToRange": MemoryToRange,
 		"defaultMemory": DefaultMemory,
 		"ownerName":     OwnerReferenceName,
+		"imageName":     ImageName,
 	}
 )
 
@@ -292,3 +294,15 @@ func OwnerReferenceName(obj metav1.Object) string {
 
 	return owners[0].Name
 }
+
+func ImageName(obj metav1.Object) string {
+	app, ok := obj.(*apiv1.App)
+	if !ok {
+		return ""
+	}
+
+	if original, exists := app.ObjectMeta.Annotations[labels.AcornOriginalImage]; exists {
+		return original
+	}
+	return app.Status.AppImage.Name
+}

pkg/tables/tables.go

@@ -9,7 +9,7 @@ var (
 
 	App = [][]string{
 		{"Name", "{{ . | name }}"},
-		{"Image", "{{ trunc .Status.AppImage.Name }}"},
+		{"Image", "{{ . | imageName | trunc }}"},
 		{"Healthy", "Status.Columns.Healthy"},
 		{"Up-To-Date", "Status.Columns.UpToDate"},
 		{"Created", "{{ago .CreationTimestamp}}"},