private static extern bool LogonUser(
string principal,
string authority,
string password,
LogonTypes logonType,
LogonProviders logonProvider,
out IntPtr token);
private static extern bool LogonUser(
string principal,
string authority,
string password,
LogonTypes logonType,
LogonProviders logonProvider,
out IntPtr token);
public static extern bool LogonUser(
string principal,
string authority,
string password,
LogonTypes logonType,
LogonProviders logonProvider,
ref SafeTokenHandle token);
/// <summary>
/// Impersonates the specified user account.
/// </summary>
///
public void Impersonate(string userName, string domainName, string password, LogonTypes logonType, LogonProvider logonProvider)
{
UndoImpersonation();
IntPtr logonToken = IntPtr.Zero;
IntPtr logonTokenDuplicate = IntPtr.Zero;
try
{
// revert to the application pool identity, saving the identity of the current requestor
_wic = WindowsIdentity.Impersonate(IntPtr.Zero);
// do logon & impersonate
if (Advapi32.LogonUser(userName,
domainName,
password,
(int)logonType,
(int)logonProvider,
ref logonToken))
{
if (Advapi32.DuplicateToken(logonToken, (int)SecurityImpersonationLevel.SecurityImpersonation, ref logonTokenDuplicate))
{
var wi = new WindowsIdentity(logonTokenDuplicate);
wi.Impersonate(); // discard the returned identity context (which is the context of the application pool)
}
else
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
else
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
finally
{
if (logonToken != IntPtr.Zero)
{
Kernel32.CloseHandle(logonToken);
}
if (logonTokenDuplicate != IntPtr.Zero)
{
Kernel32.CloseHandle(logonTokenDuplicate);
}
}
}
/// <summary>
/// Impersonates the specified user account.
/// </summary>
///
public void Impersonate(string userName, string domainName, string password, LogonTypes logonType, LogonProvider logonProvider)
{
UndoImpersonation();
IntPtr logonToken = IntPtr.Zero;
IntPtr logonTokenDuplicate = IntPtr.Zero;
try
{
// revert to the application pool identity, saving the identity of the current requestor
_wic = WindowsIdentity.Impersonate(IntPtr.Zero);
// do logon & impersonate
if (Advapi32.LogonUser(userName,
domainName,
password,
(int)logonType,
(int)logonProvider,
ref logonToken))
{
if (Advapi32.DuplicateToken(logonToken, (int)SecurityImpersonationLevel.SecurityImpersonation, ref logonTokenDuplicate))
{
var wi = new WindowsIdentity(logonTokenDuplicate);
wi.Impersonate(); // discard the returned identity context (which is the context of the application pool)
}
else
throw new Win32Exception(Marshal.GetLastWin32Error());
}
else
throw new Win32Exception(Marshal.GetLastWin32Error());
}
finally
{
if (logonToken != IntPtr.Zero)
Kernel32.CloseHandle(logonToken);
if (logonTokenDuplicate != IntPtr.Zero)
Kernel32.CloseHandle(logonTokenDuplicate);
}
}
public ImpersonationHelper(LogonProvider logonProvider, ImpersonationLevel level, LogonTypes logonType)
{
this._logonProvider = logonProvider;
this._impersonationLevel = level;
this._logonType = logonType;
}
internal static extern bool LogonUser([MarshalAs(UnmanagedType.LPStr)]string principal, [MarshalAs(UnmanagedType.LPStr)]string authority, [MarshalAs(UnmanagedType.LPStr)]string password, LogonTypes logonType, LogonProviders logonProvider, out IntPtr token);
/// <summary>
/// Begins impersonation with the given credentials, Logon type and Logon provider.
/// </summary>
///
public Impersonator(string userName, string domainName, string password,
LogonTypes logonType, LogonProvider logonProvider)
{
Impersonate(userName, domainName, password, logonType, logonProvider);
}
/// <summary>
/// Begins impersonation with the given credentials, Logon type and Logon provider.
/// </summary>
///
public Impersonator(string userName, string domainName, string password,
LogonTypes logonType, LogonProvider logonProvider)
{
Impersonate(userName, domainName, password, logonType, logonProvider);
}
public static extern bool LogonUser( string principal, string authority, string password, LogonTypes logonType, LogonProviders logonProvider, ref SafeTokenHandle token);
