c#如何确定特定登录Windows用户的会话id
本文关键字:用户 会话 id Windows 登录 何确定 | 更新日期: 2023-09-27 18:09:21
就像标题所说的,我想创建一个方法来搜索Windows用户会话id的域名'username。
我已经完成读取当前登录的用户,但id不知道确定他们的会话id。
我的目标是终止特定用户的会话
基于以下代码:如何在。net中检索登录/连接的用户列表?
稍微修改一下,下面的代码将列出登录的用户及其对应的会话id。
class Program
{
static void Main(string[] args)
{
var userLogins = new UserLogins();
// this code gets the users from localhost -
// can change this to a remote hostname on the network
var users = UserLogins.GetUsers("localhost");
foreach (var user in users)
{
Console.WriteLine("User: " + user);
}
Console.ReadKey();
}
public class UserLogins
{
[DllImport("wtsapi32.dll")]
static extern IntPtr WTSOpenServer([MarshalAs(UnmanagedType.LPStr)] String pServerName);
[DllImport("wtsapi32.dll")]
static extern void WTSCloseServer(IntPtr hServer);
[DllImport("wtsapi32.dll")]
static extern Int32 WTSEnumerateSessions(
IntPtr hServer,
[MarshalAs(UnmanagedType.U4)] Int32 Reserved,
[MarshalAs(UnmanagedType.U4)] Int32 Version,
ref IntPtr ppSessionInfo,
[MarshalAs(UnmanagedType.U4)] ref Int32 pCount);
[DllImport("wtsapi32.dll")]
static extern void WTSFreeMemory(IntPtr pMemory);
[DllImport("Wtsapi32.dll")]
static extern bool WTSQuerySessionInformation(
System.IntPtr hServer, int sessionId, WTS_INFO_CLASS wtsInfoClass, out System.IntPtr ppBuffer, out uint pBytesReturned);
[StructLayout(LayoutKind.Sequential)]
private struct WTS_SESSION_INFO
{
public Int32 SessionID;
[MarshalAs(UnmanagedType.LPStr)]
public String pWinStationName;
public WTS_CONNECTSTATE_CLASS State;
}
public enum WTS_INFO_CLASS
{
WTSInitialProgram,
WTSApplicationName,
WTSWorkingDirectory,
WTSOEMId,
WTSSessionId,
WTSUserName,
WTSWinStationName,
WTSDomainName,
WTSConnectState,
WTSClientBuildNumber,
WTSClientName,
WTSClientDirectory,
WTSClientProductId,
WTSClientHardwareId,
WTSClientAddress,
WTSClientDisplay,
WTSClientProtocolType
}
public enum WTS_CONNECTSTATE_CLASS
{
WTSActive,
WTSConnected,
WTSConnectQuery,
WTSShadow,
WTSDisconnected,
WTSIdle,
WTSListen,
WTSReset,
WTSDown,
WTSInit
}
public static IntPtr OpenServer(String Name)
{
IntPtr server = WTSOpenServer(Name);
return server;
}
public static void CloseServer(IntPtr ServerHandle)
{
WTSCloseServer(ServerHandle);
}
public static IEnumerable<UserInfo> GetUsers(String ServerName)
{
IntPtr serverHandle = IntPtr.Zero;
List<String> resultList = new List<string>();
serverHandle = OpenServer(ServerName);
try
{
IntPtr SessionInfoPtr = IntPtr.Zero;
IntPtr userPtr = IntPtr.Zero;
IntPtr domainPtr = IntPtr.Zero;
Int32 sessionCount = 0;
Int32 retVal = WTSEnumerateSessions(serverHandle, 0, 1, ref SessionInfoPtr, ref sessionCount);
Int32 dataSize = Marshal.SizeOf(typeof(WTS_SESSION_INFO));
Int32 currentSession = (int)SessionInfoPtr;
uint bytes = 0;
if (retVal != 0)
{
for (int i = 0; i < sessionCount; i++)
{
WTS_SESSION_INFO si = (WTS_SESSION_INFO)Marshal.PtrToStructure((System.IntPtr)currentSession, typeof(WTS_SESSION_INFO));
currentSession += dataSize;
WTSQuerySessionInformation(serverHandle, si.SessionID, WTS_INFO_CLASS.WTSUserName, out userPtr, out bytes);
WTSQuerySessionInformation(serverHandle, si.SessionID, WTS_INFO_CLASS.WTSDomainName, out domainPtr, out bytes);
yield return new UserInfo
{
Domain = Marshal.PtrToStringAnsi(domainPtr),
User = Marshal.PtrToStringAnsi(userPtr),
SessionID = si.SessionID
};
WTSFreeMemory(userPtr);
WTSFreeMemory(domainPtr);
}
WTSFreeMemory(SessionInfoPtr);
}
}
finally
{
CloseServer(serverHandle);
}
}
}
public class UserInfo
{
public string Domain { get; set; }
public string User { get; set; }
public int SessionID { get; set; }
public override string ToString()
{
return string.Format("{0}''{1}: {2}", Domain, User, SessionID);
}
}
}
创建命令行应用程序。调用命令"查询会话"并将结果存储在列表中,例如sessionList。然后你可以说:
var sessionList = Process.Start("cmd", "c:'>query session").ToList();
sessionList = sessionList.Where(x => x.Username == "Piet")
foreach( var item in sessionList)
{
console.WriteLine(item.id)
}
也许你需要稍微调整一下但是它会起作用的