ConnectionOptions Konstruktor

Definisi

Ruang nama:

System.Management

Rakitan:

System.Management.dll

Paket:

System.Management v8.0.0

Membuat ConnectionOption baru.

Overload

ConnectionOptions()	Menginisialisasi instans ConnectionOptions baru kelas untuk operasi koneksi, menggunakan nilai default. Ini adalah konstruktor tanpa parameter.
ConnectionOptions(String, String, SecureString, String, ImpersonationLevel, AuthenticationLevel, Boolean, ManagementNamedValueCollection, TimeSpan)	Membuat ConnectionOption baru.
ConnectionOptions(String, String, String, String, ImpersonationLevel, AuthenticationLevel, Boolean, ManagementNamedValueCollection, TimeSpan)	Menginisialisasi instans baru kelas yang ConnectionOptions akan digunakan untuk koneksi WMI, menggunakan nilai yang ditentukan.

ConnectionOptions()

Sumber:

ManagementOptions.cs

Menginisialisasi instans ConnectionOptions baru kelas untuk operasi koneksi, menggunakan nilai default. Ini adalah konstruktor tanpa parameter.

public:
 ConnectionOptions();

public ConnectionOptions ();

Public Sub New ()

Contoh

Contoh berikut tersambung ke komputer jarak jauh dan menampilkan informasi tentang sistem operasi pada komputer jarak jauh. ConnectionOptions dibuat untuk menyambungkan ke komputer jarak jauh dengan opsi koneksi default.

using System;
using System.Management;
public class RemoteConnect
{
    public static void Main()
    {
        // Build an options object for the remote connection
        // if you plan to connect to the remote
        // computer with a different user name
        // and password than the one you are currently using.
        // This example uses the default values.

        ConnectionOptions options =
            new ConnectionOptions();

        // Make a connection to a remote computer.
        // Replace the "FullComputerName" section of the
        // string "\\\\FullComputerName\\root\\cimv2" with
        // the full computer name or IP address of the
        // remote computer.
        ManagementScope scope =
            new ManagementScope(
            "\\\\FullComputerName\\root\\cimv2", options);
        scope.Connect();

        //Query system for Operating System information
        ObjectQuery query = new ObjectQuery(
            "SELECT * FROM Win32_OperatingSystem");
        ManagementObjectSearcher searcher =
            new ManagementObjectSearcher(scope,query);

        ManagementObjectCollection queryCollection = searcher.Get();
        foreach ( ManagementObject m in queryCollection)
        {
            // Display the remote computer information
            Console.WriteLine("Computer Name : {0}",
                m["csname"]);
            Console.WriteLine("Windows Directory : {0}",
                m["WindowsDirectory"]);
            Console.WriteLine("Operating System: {0}",
                m["Caption"]);
            Console.WriteLine("Version: {0}", m["Version"]);
            Console.WriteLine("Manufacturer : {0}",
                m["Manufacturer"]);
        }
    }
}

Imports System.Management
Public Class RemoteConnect

    Public Overloads Shared Function Main( _
    ByVal args() As String) As Integer

        ' Build an options object for the remote connection
        ' if you plan to connect to the remote
        ' computer with a different user name
        ' and password than the one you are currently using
        Dim options As ConnectionOptions
        options = New ConnectionOptions

        ' Make a connection to a remote computer.
        ' Replace the "FullComputerName" section of the
        ' string "\\FullComputerName\root\cimv2" with
        ' the full computer name or IP address of the
        ' remote computer.
        Dim scope As ManagementScope
        scope = New ManagementScope( _
            "\\FullComputerName\root\cimv2", options)
        scope.Connect()

        ' Query system for Operating System information
        Dim query As ObjectQuery
        query = New ObjectQuery( _
            "SELECT * FROM Win32_OperatingSystem")
        Dim searcher As ManagementObjectSearcher
        searcher = _
            New ManagementObjectSearcher(scope, query)

        Dim queryCollection As ManagementObjectCollection
        queryCollection = searcher.Get()

        Dim m As ManagementObject
        For Each m In queryCollection
            ' Display the remote computer information
            Console.WriteLine("Computer Name : {0}", _
                m("csname"))
            Console.WriteLine("Windows Directory : {0}", _
                m("WindowsDirectory"))
            Console.WriteLine("Operating System: {0}", _
                m("Caption"))
            Console.WriteLine("Version: {0}", m("Version"))
            Console.WriteLine("Manufacturer : {0}", _
                m("Manufacturer"))
        Next

        Return 0
    End Function
End Class

Keterangan

.NET Framework Security

Kepercayaan penuh untuk penelepon segera. Anggota ini tidak dapat digunakan oleh kode tepercaya sebagian. Untuk informasi selengkapnya, lihat Menggunakan Pustaka dari Kode Tepercaya Sebagian.

ConnectionOptions(String, String, SecureString, String, ImpersonationLevel, AuthenticationLevel, Boolean, ManagementNamedValueCollection, TimeSpan)

Sumber:

ManagementOptions.cs

Membuat ConnectionOption baru.

public:
 ConnectionOptions(System::String ^ locale, System::String ^ username, System::Security::SecureString ^ password, System::String ^ authority, System::Management::ImpersonationLevel impersonation, System::Management::AuthenticationLevel authentication, bool enablePrivileges, System::Management::ManagementNamedValueCollection ^ context, TimeSpan timeout);

public ConnectionOptions (string locale, string username, System.Security.SecureString password, string authority, System.Management.ImpersonationLevel impersonation, System.Management.AuthenticationLevel authentication, bool enablePrivileges, System.Management.ManagementNamedValueCollection context, TimeSpan timeout);

new System.Management.ConnectionOptions : string * string * System.Security.SecureString * string * System.Management.ImpersonationLevel * System.Management.AuthenticationLevel * bool * System.Management.ManagementNamedValueCollection * TimeSpan -> System.Management.ConnectionOptions

Public Sub New (locale As String, username As String, password As SecureString, authority As String, impersonation As ImpersonationLevel, authentication As AuthenticationLevel, enablePrivileges As Boolean, context As ManagementNamedValueCollection, timeout As TimeSpan)

Parameter

locale

String

Lokal yang akan digunakan untuk koneksi.

username

String

Nama pengguna yang akan digunakan untuk koneksi. Jika null, kredensial pengguna yang saat ini masuk digunakan.

password

SecureString

Kata sandi untuk nama pengguna yang diberikan. Jika nama pengguna juga null, kredensial yang digunakan akan menjadi info masuk pengguna yang saat ini masuk.

authority

String

Otoritas yang akan digunakan untuk mengautentikasi pengguna yang ditentukan.

impersonation

ImpersonationLevel

Tingkat peniruan com yang akan digunakan untuk koneksi.

authentication

AuthenticationLevel

Tingkat autentikasi COM yang akan digunakan untuk koneksi.

enablePrivileges

Boolean

true untuk mengaktifkan hak istimewa pengguna khusus; jika tidak, salah. Parameter ini hanya boleh digunakan saat melakukan operasi yang memerlukan hak istimewa pengguna Windows NT khusus.

context

ManagementNamedValueCollection

Objek pasangan nilai bernama khusus penyedia yang akan diteruskan ke penyedia.

timeout

TimeSpan

Disiapkan untuk penggunaan masa mendatang.

ConnectionOptions(String, String, String, String, ImpersonationLevel, AuthenticationLevel, Boolean, ManagementNamedValueCollection, TimeSpan)

Sumber:

ManagementOptions.cs

Menginisialisasi instans baru kelas yang ConnectionOptions akan digunakan untuk koneksi WMI, menggunakan nilai yang ditentukan.

public:
 ConnectionOptions(System::String ^ locale, System::String ^ username, System::String ^ password, System::String ^ authority, System::Management::ImpersonationLevel impersonation, System::Management::AuthenticationLevel authentication, bool enablePrivileges, System::Management::ManagementNamedValueCollection ^ context, TimeSpan timeout);

public ConnectionOptions (string locale, string username, string password, string authority, System.Management.ImpersonationLevel impersonation, System.Management.AuthenticationLevel authentication, bool enablePrivileges, System.Management.ManagementNamedValueCollection context, TimeSpan timeout);

new System.Management.ConnectionOptions : string * string * string * string * System.Management.ImpersonationLevel * System.Management.AuthenticationLevel * bool * System.Management.ManagementNamedValueCollection * TimeSpan -> System.Management.ConnectionOptions

Public Sub New (locale As String, username As String, password As String, authority As String, impersonation As ImpersonationLevel, authentication As AuthenticationLevel, enablePrivileges As Boolean, context As ManagementNamedValueCollection, timeout As TimeSpan)

Parameter

locale

String

Lokal yang akan digunakan untuk koneksi.

username

String

Nama pengguna yang akan digunakan untuk koneksi. Jika null, kredensial pengguna yang saat ini masuk digunakan.

password

String

Kata sandi untuk nama pengguna yang diberikan. Jika nama pengguna juga null, kredensial yang digunakan akan menjadi info masuk pengguna yang saat ini masuk.

authority

String

Otoritas yang akan digunakan untuk mengautentikasi pengguna yang ditentukan.

impersonation

ImpersonationLevel

Tingkat peniruan com yang akan digunakan untuk koneksi.

authentication

AuthenticationLevel

Tingkat autentikasi COM yang akan digunakan untuk koneksi.

enablePrivileges

Boolean

true untuk mengaktifkan hak istimewa pengguna khusus; jika tidak, false. Parameter ini hanya boleh digunakan saat melakukan operasi yang memerlukan hak istimewa pengguna Windows NT khusus.

context

ManagementNamedValueCollection

Objek pasangan nilai bernama khusus penyedia yang akan diteruskan ke penyedia.

timeout

TimeSpan

Disiapkan untuk penggunaan masa mendatang.

Contoh

Contoh berikut tersambung ke komputer jarak jauh dan menampilkan informasi tentang sistem operasi pada komputer jarak jauh. ConnectionOptions dibuat untuk menyambungkan ke komputer jarak jauh dengan opsi koneksi yang diinginkan.

using System;
using System.Management;
using System.Security;

public class RemoteConnect
{
    public static void Main()
    {
        // Build an options object for the remote connection
        // if you plan to connect to the remote
        // computer with a different user name
        // and password than the one you are currently using.
        SecureString pw = GetPassword();
        ConnectionOptions options =
            new ConnectionOptions("MS_409", "userName", pw,
            "ntlmdomain:DOMAIN",
            System.Management.ImpersonationLevel.Impersonate,
            System.Management.AuthenticationLevel.Default, true,
            null, System.TimeSpan.MaxValue);
        pw.Dispose();

        // Make a connection to a remote computer.
        // Replace the "FullComputerName" section of the
        // string "\\\\FullComputerName\\root\\cimv2" with
        // the full computer name or IP address of the
        // remote computer.
        ManagementScope scope =
            new ManagementScope(
            "\\\\FullComputerName\\root\\cimv2", options);
        scope.Connect();

        //Query system for Operating System information
        ObjectQuery query = new ObjectQuery(
            "SELECT * FROM Win32_OperatingSystem");
        ManagementObjectSearcher searcher =
            new ManagementObjectSearcher(scope, query);

        ManagementObjectCollection queryCollection = searcher.Get();
        foreach (ManagementObject m in queryCollection)
        {
            // Display the remote computer information
            Console.WriteLine("Computer Name : {0}",
                m["csname"]);
            Console.WriteLine("Windows Directory : {0}",
                m["WindowsDirectory"]);
            Console.WriteLine("Operating System: {0}",
                m["Caption"]);
            Console.WriteLine("Version: {0}", m["Version"]);
            Console.WriteLine("Manufacturer : {0}",
                m["Manufacturer"]);
        }
    }

    /// <summary>
    /// Read a password from the console into a SecureString
    /// </summary>
    /// <returns>Password stored in a secure string</returns>
    public static SecureString GetPassword()
    {
        SecureString password = new SecureString();
        Console.WriteLine("Enter password: ");

        // get the first character of the password
        ConsoleKeyInfo nextKey = Console.ReadKey(true);

        while (nextKey.Key != ConsoleKey.Enter)
        {
            if (nextKey.Key == ConsoleKey.Backspace)
            {
                if (password.Length > 0)
                {
                    password.RemoveAt(password.Length - 1);

                    // erase the last * as well
                    Console.Write(nextKey.KeyChar);
                    Console.Write(" ");
                    Console.Write(nextKey.KeyChar);
                }
            }
            else
            {
                password.AppendChar(nextKey.KeyChar);
                Console.Write("*");
            }

            nextKey = Console.ReadKey(true);
        }

        Console.WriteLine();

        // lock the password down
        password.MakeReadOnly();
        return password;
    }
}

Imports System.Management
Imports System.Security

Public Class RemoteConnect

    Public Overloads Shared Function Main( _
    ByVal args() As String) As Integer


        ' Build an options object for the remote connection
        ' if you plan to connect to the remote
        ' computer with a different user name
        ' and password than the one you are currently using.

        Dim pw As SecureString
        pw = GetPassword()
        Dim options As ConnectionOptions
        options = New ConnectionOptions("MS_409", "userName", pw, _
             "ntlmdomain:DOMAIN", _
             System.Management.ImpersonationLevel.Impersonate, _
             System.Management.AuthenticationLevel.Default, True, _
             Nothing, System.TimeSpan.MaxValue)

        ' Make a connection to a remote computer.
        ' Replace the "FullComputerName" section of the
        ' string "\\FullComputerName\root\cimv2" with
        ' the full computer name or IP address of the
        ' remote computer.
        Dim scope As ManagementScope
        scope = New ManagementScope( _
            "\\FullComputerName\root\cimv2", options)
        scope.Connect()

        ' Query system for Operating System information
        Dim query As ObjectQuery
        query = New ObjectQuery( _
            "SELECT * FROM Win32_OperatingSystem")
        Dim searcher As ManagementObjectSearcher
        searcher = _
            New ManagementObjectSearcher(scope, query)

        Dim queryCollection As ManagementObjectCollection
        queryCollection = searcher.Get()

        Dim m As ManagementObject
        For Each m In queryCollection
            ' Display the remote computer information
            Console.WriteLine("Computer Name : {0}", _
                m("csname"))
            Console.WriteLine("Windows Directory : {0}", _
                m("WindowsDirectory"))
            Console.WriteLine("Operating System: {0}", _
                m("Caption"))
            Console.WriteLine("Version: {0}", m("Version"))
            Console.WriteLine("Manufacturer : {0}", _
                m("Manufacturer"))
        Next

        Return 0
    End Function


    ' Read a password from the console into a SecureString
    Public Shared Function GetPassword() As SecureString

        Dim password As New SecureString()
        Console.WriteLine("Enter password: ")

        ' get the first character of the password
        Dim nextKey As ConsoleKeyInfo
        nextKey = Console.ReadKey(True)

        While nextKey.Key <> ConsoleKey.Enter

            If nextKey.Key = ConsoleKey.Backspace Then
                If password.Length > 0 Then
                    password.RemoveAt(password.Length - 1)

                    ' erase the last * as well
                    Console.Write(nextKey.KeyChar)
                    Console.Write(" ")
                    Console.Write(nextKey.KeyChar)
                End If
            Else
                password.AppendChar(nextKey.KeyChar)
                Console.Write("*")
            End If

            nextKey = Console.ReadKey(True)
        End While

        Console.WriteLine()

        ' lock the password down
        password.MakeReadOnly()
        Return password
    End Function
End Class

Keterangan

.NET Framework Security

Kepercayaan penuh untuk penelepon segera. Anggota ini tidak dapat digunakan oleh kode tepercaya sebagian. Untuk informasi selengkapnya, lihat Menggunakan Pustaka dari Kode Tepercaya Sebagian.