finish the grpc listen

logger-service/cmd/api/grpc.go

@@ -1,9 +1,14 @@
-package api
+package main
 
 import (
 	"context"
+	"fmt"
+	"log"
 	"logger/data"
 	"logger/logs"
+	"net"
+
+	"google.golang.org/grpc"
 )
 
 type LogServer struct {
@@ -32,3 +37,20 @@ func (l *LogServer) WriteLog(
 	res := &logs.LogResponse{Result: "logged!"}
 	return res, nil
 }
+
+func (app *Config) gRPCListen() {
+	lis, err := net.Listen("tcp", fmt.Sprintf(":%s", gRpcPort))
+	if err != nil {
+		log.Fatalf("Failed to listen to gRPC %v", err)
+	}
+
+	s := grpc.NewServer()
+
+	logs.RegisterLogServiceServer(s, &LogServer{Models: app.Models})
+
+	log.Printf("gRPC Server started on port %s", gRpcPort)
+
+	if err := s.Serve(lis); err != nil {
+		log.Fatalf("Failed to listen to gRPC %v", err)
+	}
+}

logger-service/cmd/api/main.go

@@ -59,6 +59,8 @@ func main() {
 
 	go app.rpcListen()
 
+	go app.gRPCListen()
+
 	// start web server
 	log.Println("Starting service on port", webPort)
 	app.serve()