in openwhisk/initHandler.go [42:51]
func sendOK(w http.ResponseWriter) {
// answer OK
w.Header().Set("Content-Type", "application/json")
buf := []byte("{\"ok\":true}\n")
w.Header().Set("Content-Length", fmt.Sprintf("%d", len(buf)))
w.Write(buf)
if f, ok := w.(http.Flusher); ok {
f.Flush()
}
}