Minimal .NET core Windows service using PeterKottas.DotNetCore

Program.cs

using PeterKottas.DotNetCore.WindowsService;
using PeterKottas.DotNetCore.WindowsService.Interfaces;
using System;
using System.IO;
using System.Threading.Tasks;

namespace NetCoreWindowsService
{
    class Program
    {
        static void Main(string[] args)
        {
            ServiceRunner<Service>.Run(config =>
            {
                var name = config.GetDefaultName();
                config.Service(serviceConfig =>
                {
                    serviceConfig.ServiceFactory((extraArguments) =>
                    {
                        return new Service();
                    });
                    serviceConfig.OnStart((service, extraArguments) =>
                    {
                        Console.WriteLine("Service {0} started", name);
                        service.Start();
                    });

                    serviceConfig.OnStop(service =>
                    {
                        Console.WriteLine("Service {0} stopped", name);
                        service.Stop();
                    });

                    serviceConfig.OnError(e =>
                    {
                        Console.WriteLine("Service {0} errored with exception : {1}", name, e.Message);
                    });
                });
            });
            Console.WriteLine("Main exited");
        }
    }

    class Service : IMicroService
    {
        private Task _service;
        private bool _shutdown;

        public void Start()
        {
            _shutdown = false;
            _service = Task.Run(ProcessThread);
        }

        public void Stop()
        {
            _shutdown = true;
            _service.GetAwaiter().GetResult();
        }

        private async Task ProcessThread()
        {
            while (_shutdown == false)
            {
                Console.WriteLine(DateTime.Now);
                File.AppendAllLines(@"C:\myservice.txt", new[] { DateTime.Now.ToString() });
                await Task.Delay(1000);
            }
        }
    }
}