AppManager: Implement ingress monitoring

Change-Id: I156236c3f062a616cfd5de9821aeccbf686e0c22
diff --git a/core/installer/status/metadata.go b/core/installer/status/metadata.go
new file mode 100644
index 0000000..9007f19
--- /dev/null
+++ b/core/installer/status/metadata.go
@@ -0,0 +1,18 @@
+package status
+
+type OwnerReference struct {
+	APIVersion string `json:"apiVersion"`
+	Kind       string `json:"kind"`
+	Name       string `json:"name"`
+}
+
+type Metadata struct {
+	Name            string            `json:"name"`
+	Namespace       string            `json:"namespace"`
+	Annotations     map[string]string `json:"annotations"`
+	OwnerReferences []OwnerReference  `json:"ownerReferences"`
+}
+
+type ResourceWithOwnerReferences interface {
+	OwnerReferences() []OwnerReference
+}