[C#/COMMON] Process 클래스 : 프로세스명과 사용자명으로 프로세스 죽이기

TestProject.zip

0.00MB

▶ ProcessHelper.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Runtime.InteropServices;
using System.Security.Principal;

namespace TestProject
{
    /// <summary>
    /// 프로세스 헬퍼
    /// </summary>
    public static class ProcessHelper
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Import
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Private

        #region 프로세스 토큰 열기 - OpenProcessToken(processHandle, desiredAccess, tokenHandle)

        /// <summary>
        /// 프로세스 토큰 열기
        /// </summary>
        /// <param name="processHandle">프로세스 핸들</param>
        /// <param name="desiredAccess">희망 액세스</param>
        /// <param name="tokenHandle">토큰 핸들</param>
        /// <returns>처리 결과</returns>
        [DllImport("advapi32", SetLastError = true)]
        private static extern bool OpenProcessToken(IntPtr processHandle, uint desiredAccess, out IntPtr tokenHandle);

        #endregion
        #region 핸들 닫기 - CloseHandle(objectHandle)

        /// <summary>
        /// 핸들 닫기
        /// </summary>
        /// <param name="objectHandle">객체 핸들</param>
        /// <returns>처리 결과</returns>
        [DllImport("kernel32", SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        private static extern bool CloseHandle(IntPtr objectHandle);

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Public

        #region 프로세스 죽이기 - KillProcess(processName, userName)
        
        /// <summary>
        /// 프로세스 죽이기
        /// </summary>
        /// <param name="processName">프로세스명</param>
        /// <param name="userName">사용자명</param>
        public static void KillProcess(string processName, string userName)
        {
            IEnumerable<Process> processEnumerable = from process in Process.GetProcessesByName(processName)
                                                     where GetProcessUserName(process) == userName
                                                     select process;
        
            foreach(Process process in processEnumerable)
            {
                process.Kill();
            }
        }
        
        #endregion

        //////////////////////////////////////////////////////////////////////////////// Private

        #region 프로세스 사용자명 구하기 - GetProcessUserName(process)

        /// <summary>
        /// 프로세스 사용자명 구하기
        /// </summary>
        /// <param name="process">프로세스</param>
        /// <returns>프로세스 사용자명</returns>
        private static string GetProcessUserName(Process process)
        {
            IntPtr processHandle = IntPtr.Zero;

            try
            {
                OpenProcessToken(process.Handle, 8, out processHandle);

                WindowsIdentity windowsIdentity = new WindowsIdentity(processHandle);

                string userName = windowsIdentity.Name;

                return userName.Contains(@"\") ? userName.Substring(userName.IndexOf(@"\") + 1) : userName;
            }
            catch
            {
                return null;
            }
            finally
            {
                if(processHandle != IntPtr.Zero)
                {
                    CloseHandle(processHandle);
                }
            }
        }

        #endregion
    }
}

 

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▶ Program.cs

namespace TestProject
{
    /// <summary>
    /// 프로그램
    /// </summary>
    class Program
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Private

        #region 프로그램 시작하기 - Main()

        /// <summary>
        /// 프로그램 시작하기
        /// </summary>
        private static void Main()
        {
            ProcessHelper.KillProcess("Notepad", "king");
        }

        #endregion
    }
}