multi: add logs when subservers are starting

Also unified the log messages.

htlcswitch/hop/iterator.go

@@ -132,6 +132,7 @@ func NewOnionProcessor(router *sphinx.Router) *OnionProcessor {
 
 // Start spins up the onion processor's sphinx router.
 func (p *OnionProcessor) Start() error {
+	log.Info("Onion processor starting")
 	return p.router.Start()
 }
 

htlcswitch/htlcnotifier.go

@@ -81,7 +81,7 @@ func NewHtlcNotifier(now func() time.Time) *HtlcNotifier {
 func (h *HtlcNotifier) Start() error {
 	var err error
 	h.started.Do(func() {
-		log.Trace("HtlcNotifier starting")
+		log.Info("HtlcNotifier starting")
 		err = h.ntfnServer.Start()
 	})
 	return err

htlcswitch/switch.go

@@ -1846,7 +1846,7 @@ func (s *Switch) Start() error {
 		return errors.New("htlc switch already started")
 	}
 
-	log.Infof("Starting HTLC Switch")
+	log.Infof("HTLC Switch starting")
 
 	blockEpochStream, err := s.cfg.Notifier.RegisterBlockEpochNtfn(nil)
 	if err != nil {