使用Windows API创建受限进程-优快云博客

本文介绍了如何利用Windows API创建新的IE浏览器进程并打开指定网页，同时演示了如何通过作业对象来限制创建进程的资源使用及用户界面交互，并监控其运行状态。

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#include <iostream>

#include <Windows.h>
using namespace std;
#include <strsafe.h>

// 创建新进程,用ie打开指定网页
void main(int arge,char *argv[])
{
STARTUPINFO si={sizeof(si)};
PROCESS_INFORMATION pi;

si.dwFlags=STARTF_USESHOWWINDOW;
si.wShowWindow=TRUE;
TCHAR cmdline[]=TEXT("c://program files//internet explorer//iexplore.exe http://community.youkuaiyun.com/");
BOOL bRet=::CreateProcess(NULL,cmdline,NULL,NULL,FALSE,CREATE_NEW_CONSOLE,NULL,NULL,&si,&pi);
int error=GetLastError();
if(bRet)
{printf("新进程的主线程的线程ID号:\n",pi.dwThreadId);

  printf("新进程的进程ID号：%d\n",pi.dwProcessId);
  printf("新进程的主线程的线程ID号:\n",pi.dwThreadId);
  ::CloseHandle(pi.hThread);
  ::CloseHandle(pi.hProcess);
}
else
{
     printf("error code:%d\n",error);
}
system("pause");
}

// 创建作业，将进程加入作业
void main()
{
    BOOL isInJob=FALSE;
IsProcessInJob(GetCurrentProcess(),NULL,&isInJob);
if(isInJob)
{
     cout<<"该进程已经存在一个作业中了"<<endl;
  return ;
}
HANDLE hjob=CreateJobObject(NULL,TEXT("HELLOMYJOB"));
JOBOBJECT_BASIC_LIMIT_INFORMATION jobli={0};
jobli.PriorityClass=IDLE_PRIORITY_CLASS;
jobli.PerJobUserTimeLimit.QuadPart=10000;
jobli.LimitFlags=JOB_OBJECT_LIMIT_PRIORITY_CLASS|JOB_OBJECT_LIMIT_JOB_TIME;
SetInformationJobObject(hjob,JobObjectBasicLimitInformation,&jobli,sizeof(jobli));

JOBOBJECT_BASIC_UI_RESTRICTIONS jobuir;
jobuir.UIRestrictionsClass=JOB_OBJECT_UILIMIT_NONE;
jobuir.UIRestrictionsClass|=JOB_OBJECT_UILIMIT_EXITWINDOWS;
jobuir.UIRestrictionsClass|=JOB_OBJECT_UILIMIT_HANDLES;
SetInformationJobObject(hjob,JobObjectBasicUIRestrictions,&jobuir,sizeof(jobuir));

STARTUPINFO si={sizeof(si)};
PROCESS_INFORMATION pi;
TCHAR szCmdLine[]=TEXT("CMD");
BOOL bResult=CreateProcess(NULL,szCmdLine,NULL,NULL,FALSE,CREATE_SUSPENDED|CREATE_NEW_CONSOLE,NULL,NULL,&si,&pi);
AssignProcessToJobObject(hjob,pi.hProcess);
ResumeThread(pi.hThread);

DWORD count=-1;
BOOL istrue ;
istrue = GetProcessHandleCount(pi.hProcess,&count);
printf("ProcessHandleCount: %d\n",count);
// CloseHandle(pi.hThread);
istrue = GetProcessHandleCount(pi.hThread,&count);
printf("ProcessHandleCount: %d\n",count);
HANDLE h[3];
h[0]=pi.hProcess;
h[1]=hjob;
DWORD dw=WaitForMultipleObjects(2,h,FALSE,INFINITE);
switch(dw)
{
case WAIT_OBJECT_0:
  cout<<"the process has terminated.."<<endl;
  break;
case WAIT_TIMEOUT:
  cout<<"ALL of the job's allotted cpu time has used.."<<endl;
     break;
default:
  cout<<"*****\n";
}
FILETIME CreationTime;
FILETIME ExitTime;
FILETIME KernelTime;
FILETIME UserTime;
TCHAR szInfo[MAX_PATH];
GetProcessTimes(pi.hProcess,&CreationTime,&ExitTime,&KernelTime,&UserTime);
StringCchPrintf(szInfo,_countof(szInfo),TEXT("CreationTime=%u Kernel=%u|User=%u\n"),CreationTime.dwLowDateTime/10000,KernelTime.dwLowDateTime/10000,UserTime.dwLowDateTime/10000);
cout<<szInfo<<endl;
CloseHandle(pi.hProcess);
CloseHandle(hjob);
system("pause");