use time.After instead of sleep

forwarding_history.go

@@ -44,7 +44,7 @@ func channelsSynchronize(client *LndClient) {
 		if err != nil {
 			log.Printf("chainNotifierClient.RegisterBlockEpochNtfn(): %v", err)
 			cancel()
-			time.Sleep(1 * time.Second)
+			<-time.After(time.Second)
 			continue
 		}
 
@@ -52,10 +52,11 @@ func channelsSynchronize(client *LndClient) {
 			_, err := stream.Recv()
 			if err != nil {
 				log.Printf("stream.Recv: %v", err)
+				<-time.After(time.Second)
 				break
 			}
 			if lastSync.Add(5 * time.Minute).Before(time.Now()) {
-				time.Sleep(30 * time.Second)
+				<-time.After(30 * time.Second)
 				err = channelsSynchronizeOnce(client)
 				lastSync = time.Now()
 				log.Printf("channelsSynchronizeOnce() err: %v", err)
@@ -102,7 +103,7 @@ func forwardingHistorySynchronize(client *LndClient) {
 	for {
 		err := forwardingHistorySynchronizeOnce(client)
 		log.Printf("forwardingHistorySynchronizeOnce() err: %v", err)
-		time.Sleep(1 * time.Minute)
+		<-time.After(1 * time.Minute)
 	}
 }
 

intercept.go

@@ -198,7 +198,7 @@ func intercept(reqPaymentHash []byte, reqOutgoingAmountMsat uint64, reqOutgoingE
 				log.Printf("Stop retrying getChannel(%v, %v)", destination, channelPoint.String())
 				break
 			}
-			time.Sleep(1 * time.Second)
+			<-time.After(1 * time.Second)
 		}
 
 		log.Printf("Error: Channel failed to opened... timed out. ")

itest/postgres.go

@@ -107,10 +107,10 @@ HealthCheck:
 					break HealthCheck
 				}
 
-				time.Sleep(50 * time.Millisecond)
+				<-time.After(50 * time.Millisecond)
 			}
 		default:
-			time.Sleep(200 * time.Millisecond)
+			<-time.After(200 * time.Millisecond)
 		}
 	}
 

lnd_interceptor.go

@@ -58,12 +58,13 @@ func (i *LndHtlcInterceptor) intercept() error {
 			return nil
 		}
 
+		log.Printf("Connecting LND HTLC interceptor.")
 		cancellableCtx, cancel := context.WithCancel(context.Background())
 		interceptorClient, err := i.client.routerClient.HtlcInterceptor(cancellableCtx)
 		if err != nil {
 			log.Printf("routerClient.HtlcInterceptor(): %v", err)
 			cancel()
-			time.Sleep(1 * time.Second)
+			<-time.After(time.Second)
 			continue
 		}
 
@@ -133,6 +134,7 @@ func (i *LndHtlcInterceptor) intercept() error {
 		}
 
 		cancel()
+		<-time.After(time.Second)
 	}
 }
 

main.go

@@ -65,6 +65,8 @@ func main() {
 	if err != nil {
 		log.Fatalf("client.GetInfo() error: %v", err)
 	}
+	log.Printf("Connected to node '%s', alias '%s'", info.Pubkey, info.Alias)
+
 	if nodeName == "" {
 		nodeName = info.Alias
 	}