| /* |
| * Copyright (c) 2018, 2020, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import javax.naming.Context; |
| import javax.naming.NamingException; |
| import javax.naming.directory.DirContext; |
| import javax.naming.directory.InitialDirContext; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.net.InetAddress; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.util.Hashtable; |
| import jdk.test.lib.net.URIBuilder; |
| |
| /* |
| * @test |
| * @bug 8205330 |
| * @summary Test that If a connection has already been established and then |
| * the LDAP directory server sends an (unsolicited) |
| * "Notice of Disconnection", make sure client handle it correctly, |
| * no NPE been thrown. |
| * @library lib/ /test/lib |
| * @run main/othervm DisconnectNPETest |
| */ |
| |
| public class DisconnectNPETest { |
| // Normally the NPE bug should be hit less than 100 times run, but just in |
| // case, we set repeat count to 1000 here. |
| private static final int REPEAT_COUNT = 1000; |
| |
| // "Notice of Disconnection" message |
| private static final byte[] DISCONNECT_MSG = { 0x30, 0x4C, 0x02, 0x01, |
| 0x00, 0x78, 0x47, 0x0A, 0x01, 0x34, 0x04, 0x00, 0x04, 0x28, |
| 0x55, 0x4E, 0x41, 0x56, 0x41, 0x49, 0x4C, 0x41, 0x42, 0x4C, |
| 0x45, 0x3A, 0x20, 0x54, 0x68, 0x65, 0x20, 0x73, 0x65, 0x72, |
| 0x76, 0x65, 0x72, 0x20, 0x77, 0x69, 0x6C, 0x6C, 0x20, 0x64, |
| 0x69, 0x73, 0x63, 0x6F, 0x6E, 0x6E, 0x65, 0x63, 0x74, 0x21, |
| (byte) 0x8A, 0x16, 0x31, 0x2E, 0x33, 0x2E, 0x36, 0x2E, 0x31, |
| 0x2E, 0x34, 0x2E, 0x31, 0x2E, 0x31, 0x34, 0x36, 0x36, 0x2E, |
| 0x32, 0x30, 0x30, 0x33, 0x36 }; |
| private static final byte[] BIND_RESPONSE = { 0x30, 0x0C, 0x02, 0x01, |
| 0x01, 0x61, 0x07, 0x0A, 0x01, 0x00, 0x04, 0x00, 0x04, 0x00 }; |
| |
| public static void main(String[] args) throws IOException { |
| new DisconnectNPETest().run(); |
| } |
| |
| private ServerSocket serverSocket; |
| private Hashtable<Object, Object> env; |
| |
| private void initRes() throws IOException { |
| serverSocket = new ServerSocket(0, 0, InetAddress.getLoopbackAddress()); |
| } |
| |
| private void initTest() { |
| env = new Hashtable<>(); |
| env.put(Context.INITIAL_CONTEXT_FACTORY, |
| "com.sun.jndi.ldap.LdapCtxFactory"); |
| env.put(Context.PROVIDER_URL, URIBuilder.newBuilder() |
| .scheme("ldap") |
| .loopback() |
| .port(serverSocket.getLocalPort()) |
| .buildUnchecked().toString()); |
| env.put(Context.SECURITY_AUTHENTICATION, "simple"); |
| env.put(Context.SECURITY_PRINCIPAL, |
| "cn=8205330,ou=Client6,ou=Vendor1,o=IMC,c=US"); |
| env.put(Context.SECURITY_CREDENTIALS, "secret123"); |
| } |
| |
| private void run() throws IOException { |
| initRes(); |
| initTest(); |
| int count = 0; |
| try (var ignore = new BaseLdapServer(serverSocket) { |
| @Override |
| protected void handleRequest(Socket socket, LdapMessage request, |
| OutputStream out) throws IOException { |
| if (request.getOperation() |
| == LdapMessage.Operation.BIND_REQUEST) { |
| out.write(BIND_RESPONSE); |
| out.write(DISCONNECT_MSG); |
| } |
| } |
| }.start()) { |
| while (count < REPEAT_COUNT) { |
| count++; |
| InitialDirContext context = null; |
| try { |
| context = new InitialDirContext(env); |
| } catch (NamingException ne) { |
| System.out.println("(" + count + "/" + REPEAT_COUNT |
| + ") It's ok to get NamingException: " + ne); |
| // for debug |
| ne.printStackTrace(System.out); |
| } finally { |
| cleanupContext(context); |
| } |
| } |
| } finally { |
| System.out.println("Test count: " + count + "/" + REPEAT_COUNT); |
| } |
| } |
| |
| private void cleanupContext(DirContext context) { |
| if (context != null) { |
| try { |
| context.close(); |
| } catch (NamingException e) { |
| // ignore |
| } |
| } |
| } |
| } |