NetCodeGroup.ResetConnectAccess Methode

Definition

Namespace:

System.Security.Policy

Assembly:

System.Security.Permissions.dll

Paket:

System.Security.Permissions v8.0.0

Quelle:

NetCodeGroup.cs

Entfernt alle Verbindungszugriffsinformationen der aktuellen Codegruppe.

public:
 void ResetConnectAccess();

public void ResetConnectAccess ();

member this.ResetConnectAccess : unit -> unit

Public Sub ResetConnectAccess ()

Beispiele

Im folgenden Codebeispiel wird das Aufrufen dieser Methode veranschaulicht, um die Standardverbindungsregeln für den Codezugriff zu entfernen.

static void SetNetCodeGroupAccess()
{
    String^ userPolicyLevel = "User";
    // Locate the User policy level.
    PolicyLevel^ level = nullptr;
    System::Collections::IEnumerator^ ph = 
        System::Security::SecurityManager::PolicyHierarchy();
    while(ph->MoveNext())
    {
        level = (PolicyLevel^)ph->Current;
        if (level->Label == userPolicyLevel)
        {
            break;       
        }
    }
    if (level->Label != userPolicyLevel)
        throw gcnew ApplicationException("Could not find User policy level.");

    IMembershipCondition^ membership =
        gcnew UrlMembershipCondition("http://www.contoso.com/*");
    NetCodeGroup^ codeGroup = gcnew NetCodeGroup(membership);
    // Delete default settings.
    codeGroup->ResetConnectAccess();
    // Create an object that represents access to the FTP scheme and 
    // default port.
    CodeConnectAccess^ CodeAccessFtp = 
        gcnew CodeConnectAccess(Uri::UriSchemeFtp, 
        CodeConnectAccess::DefaultPort);
    // Create an object that represents access to the HTTPS scheme 
    // and default port.
    CodeConnectAccess^ CodeAccessHttps = 
        gcnew CodeConnectAccess(Uri::UriSchemeHttps, 
        CodeConnectAccess::DefaultPort);
    // Create an object that represents access to the origin 
    // scheme and port.
    CodeConnectAccess^ CodeAccessOrigin = 
        CodeConnectAccess::CreateOriginSchemeAccess
        (CodeConnectAccess::OriginPort);
    // Add connection access objects to the NetCodeGroup object.
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessFtp);
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessHttps);
    codeGroup->AddConnectAccess(Uri::UriSchemeHttp, CodeAccessOrigin);
    // Provide name and description information for caspol.exe tool.
    codeGroup->Name = "ContosoHttpCodeGroup";
    codeGroup->Description = "Code originating from contoso.com can" +
        " connect back using the FTP or HTTPS.";
    // Add the code group to the User policy's root node.
    level->RootCodeGroup->AddChild(codeGroup);
    // Save the changes to the policy level.
    System::Security::SecurityManager::SavePolicy();
}

public static void SetNetCodeGroupAccess()
{
    const string userPolicyLevel = "User";
    // Locate the User policy level.
    PolicyLevel level = null;
    System.Collections.IEnumerator ph =
        System.Security.SecurityManager.PolicyHierarchy();
    while(ph.MoveNext())
    {
        level = (PolicyLevel)ph.Current;
        if( level.Label == userPolicyLevel )
        {
            break;
        }
    }
    if (level.Label != userPolicyLevel)
        throw new ApplicationException("Could not find User policy level.");

    IMembershipCondition membership =
        new UrlMembershipCondition(@"http://www.contoso.com/*");
    NetCodeGroup codeGroup = new NetCodeGroup(membership);
    // Delete default settings.
    codeGroup.ResetConnectAccess();
    // Create an object that represents access to the FTP scheme and default port.
    CodeConnectAccess a1 = new CodeConnectAccess(Uri.UriSchemeFtp, CodeConnectAccess.DefaultPort);
    // Create an object that represents access to the HTTPS scheme and default port.
    CodeConnectAccess a2 = new CodeConnectAccess(Uri.UriSchemeHttps, CodeConnectAccess.DefaultPort);
    // Create an object that represents access to the origin scheme and port.
    CodeConnectAccess a3 = CodeConnectAccess.CreateOriginSchemeAccess(CodeConnectAccess.OriginPort);
    // Add connection access objects to the NetCodeGroup object.
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a1);
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a2);
    codeGroup.AddConnectAccess(Uri.UriSchemeHttp, a3);
    // Provide name and description information for caspol.exe tool.
    codeGroup.Name = "ContosoHttpCodeGroup";
    codeGroup.Description = "Code originating from contoso.com can connect back using the FTP or HTTPS.";
    // Add the code group to the User policy's root node.
    level.RootCodeGroup.AddChild(codeGroup);
    // Save the changes to the policy level.
    System.Security.SecurityManager.SavePolicy();
}

Hinweise

Verwenden Sie diese Methode, um die vom System bereitgestellten Standardverbindungszugriffsregeln zu entfernen.

Die Standardregeln sind in der folgenden Tabelle aufgeführt.

Schema	Regel
file	Es ist kein Verbindungszugriff auf den Ursprungsserver zulässig.
http	DER HTTP- und HTTPS-Zugriff ist über den Ursprungsport zulässig.
https	DER HTTPS-Zugriff ist über den Ursprungsport zulässig.