using System;
using System.ServiceProcess;
using System.IO;namespace MyWindowsService
{public partial class MyService : ServiceBase{public MyService(){InitializeComponent();}string filePath = @"D:\MyServiceLog.txt";protected override void OnStart(string[] args){using (FileStream stream = new FileStream(filePath,FileMode.Append))using (StreamWriter writer = new StreamWriter(stream)){writer.WriteLine($"{DateTime.Now},服务启动！");}}protected override void OnStop(){using (FileStream stream = new FileStream(filePath, FileMode.Append))using (StreamWriter writer = new StreamWriter(stream)){writer.WriteLine($"{DateTime.Now},服务停止！");}}}
}

using System;
using System.Collections;
using System.Windows.Forms;
using System.ServiceProcess;
using System.Configuration.Install;namespace WindowsServiceClient
{public partial class Form1 : Form{public Form1(){InitializeComponent();}string serviceFilePath = $"{Application.StartupPath}\\MyWindowsService.exe";string serviceName = "MyService";//事件：安装服务private void button1_Click(object sender, EventArgs e){if (this.IsServiceExisted(serviceName)) this.UninstallService(serviceName);this.InstallService(serviceFilePath);}//事件：启动服务private void button2_Click(object sender, EventArgs e){if (this.IsServiceExisted(serviceName)) this.ServiceStart(serviceName);}//事件：停止服务private void button4_Click(object sender, EventArgs e){if (this.IsServiceExisted(serviceName)) this.ServiceStop(serviceName);}//事件：卸载服务private void button3_Click(object sender, EventArgs e){if (this.IsServiceExisted(serviceName)){this.ServiceStop(serviceName);this.UninstallService(serviceFilePath);}}//判断服务是否存在private bool IsServiceExisted(string serviceName){ServiceController[] services = ServiceController.GetServices();foreach (ServiceController sc in services){if (sc.ServiceName.ToLower() == serviceName.ToLower()){return true;}}return false;}//安装服务private void InstallService(string serviceFilePath){using (AssemblyInstaller installer = new AssemblyInstaller()){installer.UseNewContext = true;installer.Path = serviceFilePath;IDictionary savedState = new Hashtable();installer.Install(savedState);installer.Commit(savedState);}}//卸载服务private void UninstallService(string serviceFilePath){using (AssemblyInstaller installer = new AssemblyInstaller()){installer.UseNewContext = true;installer.Path = serviceFilePath;installer.Uninstall(null);}}//启动服务private void ServiceStart(string serviceName){using (ServiceController control = new ServiceController(serviceName)){if (control.Status == ServiceControllerStatus.Stopped){control.Start();}}}//停止服务private void ServiceStop(string serviceName){using (ServiceController control = new ServiceController(serviceName)){if (control.Status == ServiceControllerStatus.Running){control.Stop();}}}}
}

namespace WindowsService1
{public partial class MyService : ServiceBase{public MyService(){InitializeComponent();}string filePath = @"D:\MyServiceLog.txt";protected override void OnStart(string[] args){using (FileStream stream = new FileStream(filePath,FileMode.Append)){using (StreamWriter writer = new StreamWriter(stream)){writer.WriteLine($"{DateTime.Now}，服务启动！");for (int i = 0; i < 20; i++){Thread.Sleep(1000);writer.WriteLine("当前内容： "+ i );}}}}protected override void OnStop(){using (FileStream stream = new FileStream(filePath,FileMode.Append)){using (StreamWriter writer = new StreamWriter(stream)){writer.WriteLine($"{DateTime.Now}，服务停止");}}}}
}

cd C:\Windows\Microsoft.NET\Framework\v4.0.30319\
InstallUtil.exe InstallUtil D:\WindowsService1\bin\Debug\WindowsService1.exe   //服务项目地址
Net Start Service1
pause

正在运行事务处理安装。正在开始安装的“安装”阶段。
查看日志文件的内容以获得 D:\WindowsService1\bin\Debug\WindowsService1.exe 程序集的进度。
该文件位于 D:\WindowsService1\bin\Debug\WindowsService1.InstallLog。
正在安装程序集“D:\WindowsService1\bin\Debug\WindowsService1.exe”。
受影响的参数是:logtoconsole =logfile = D:\WindowsService1\bin\Debug\WindowsService1.InstallLogassemblypath = D:\WindowsService1\bin\Debug\WindowsService1.exe
正在安装服务 MyService...
正在日志 Application 中创建 EventLog 源 MyService...在“安装”阶段发生异常。
System.Security.SecurityException: 未找到源，但未能搜索某些或全部事件日志。  不可访问的日志: Security。正在开始安装的“回退”阶段。
查看日志文件的内容以获得 D:\WindowsService1\bin\Debug\WindowsService1.exe 程序集的进度。
该文件位于 D:\WindowsService1\bin\Debug\WindowsService1.InstallLog。
正在回滚程序集“D:\WindowsService1\bin\Debug\WindowsService1.exe”。
受影响的参数是:logtoconsole =logfile = D:\WindowsService1\bin\Debug\WindowsService1.InstallLogassemblypath = D:\WindowsService1\bin\Debug\WindowsService1.exe
正在将事件日志还原到源 MyService 的前一状态。
在 System.Diagnostics.EventLogInstaller 安装程序的“回退”阶段发生异常。
System.Security.SecurityException: 未找到源，但未能搜索某些或全部事件日志。  不可访问的日志: Security。
在安装的“回退”阶段发生异常。将忽略该异常并继续回退。但是，在完成回退后计算机可能无法完全还原到它的初始状态。“回退”阶段已成功完成。已完成事务处理安装。
安装失败，已执行回退。