add regex for image check

applications/venv-manager/node/node.go

@@ -26,8 +26,16 @@ func (n *Node) FillAllFields(containerRegistryURL string) {
 	// Works if linux and our gnmi target is used.
 	softwareVersion := n.YangData.System.State.SoftwareVersion
 	if softwareVersion != nil {
-		n.Kind = "linux"
-		n.Image = containerRegistryURL + *softwareVersion
+		// Checks if software version is in compatible format.
+		result, _ := regexp.MatchString(`^([A-Za-z0-9\.\/])*:([A-Za-z0-9\.])*`, *softwareVersion)
+		if result {
+			n.Kind = "linux"
+			n.Image = containerRegistryURL + *softwareVersion
+			return
+		}
+
+		n.Kind = "couldn't detect kind"
+		n.Image = "couldn't detect image"
 		return
 	}