| /* |
| * Copyright (c) 2021, Red Hat, Inc. |
| * 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. |
| */ |
| |
| /* |
| * @test |
| * @bug 8258833 |
| * @library /test/lib .. |
| * @modules jdk.crypto.cryptoki/sun.security.pkcs11:open |
| * @run main/othervm CancelMultipart |
| */ |
| |
| import java.lang.reflect.Field; |
| import java.nio.ByteBuffer; |
| import java.security.Key; |
| import java.security.Provider; |
| import java.security.ProviderException; |
| import javax.crypto.Cipher; |
| import javax.crypto.IllegalBlockSizeException; |
| import javax.crypto.spec.SecretKeySpec; |
| |
| public class CancelMultipart extends PKCS11Test { |
| |
| private static Provider provider; |
| private static Key key; |
| |
| static { |
| key = new SecretKeySpec(new byte[16], "AES"); |
| } |
| |
| private static class SessionLeaker { |
| private LeakOperation op; |
| private LeakInputType type; |
| |
| SessionLeaker(LeakOperation op, LeakInputType type) { |
| this.op = op; |
| this.type = type; |
| } |
| |
| private void leakAndTry() throws Exception { |
| Cipher cipher = op.getCipher(); |
| try { |
| type.doOperation(cipher, |
| (op instanceof LeakDecrypt ? |
| LeakInputType.DECRYPT_MODE : |
| null)); |
| throw new Exception("PKCS11Exception expected, invalid block" |
| + "size"); |
| } catch (ProviderException | IllegalBlockSizeException e) { |
| // Exception expected - session returned to the SessionManager |
| // should be cancelled. That's what will be tested now. |
| } |
| |
| tryCipherInit(); |
| } |
| } |
| |
| private static interface LeakOperation { |
| Cipher getCipher() throws Exception; |
| } |
| |
| private static interface LeakInputType { |
| static int DECRYPT_MODE = 1; |
| void doOperation(Cipher cipher, int mode) throws Exception; |
| } |
| |
| private static class LeakDecrypt implements LeakOperation { |
| public Cipher getCipher() throws Exception { |
| Cipher cipher = Cipher.getInstance( |
| "AES/ECB/PKCS5Padding", provider); |
| cipher.init(Cipher.DECRYPT_MODE, key); |
| return cipher; |
| } |
| } |
| |
| private static class LeakByteBuffer implements LeakInputType { |
| public void doOperation(Cipher cipher, int mode) throws Exception { |
| if (mode == DECRYPT_MODE) { |
| cipher.update(ByteBuffer.allocate(1), ByteBuffer.allocate(1)); |
| cipher.doFinal(ByteBuffer.allocate(0), ByteBuffer.allocate(1)); |
| } |
| } |
| } |
| |
| private static class LeakByteArray implements LeakInputType { |
| public void doOperation(Cipher cipher, int mode) throws Exception { |
| if (mode == DECRYPT_MODE) { |
| cipher.update(new byte[1]); |
| cipher.doFinal(new byte[1], 0, 0); |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| main(new CancelMultipart(), args); |
| } |
| |
| @Override |
| public void main(Provider p) throws Exception { |
| init(p); |
| |
| // Try multiple paths: |
| |
| executeTest(new SessionLeaker(new LeakDecrypt(), new LeakByteArray()), |
| "P11Cipher::implDoFinal(byte[], int, int)"); |
| |
| executeTest(new SessionLeaker(new LeakDecrypt(), new LeakByteBuffer()), |
| "P11Cipher::implDoFinal(ByteBuffer)"); |
| |
| System.out.println("TEST PASS - OK"); |
| } |
| |
| private static void executeTest(SessionLeaker sl, String testName) |
| throws Exception { |
| try { |
| sl.leakAndTry(); |
| System.out.println(testName + ": OK"); |
| } catch (Exception e) { |
| System.out.println(testName + ": FAILED"); |
| throw e; |
| } |
| } |
| |
| private static void init(Provider p) throws Exception { |
| provider = p; |
| |
| // The max number of sessions is 2 because, in addition to the |
| // operation (i.e. PKCS11::getNativeKeyInfo), a session to hold |
| // the P11Key object is needed. |
| setMaxSessions(2); |
| } |
| |
| /* |
| * This method is intended to generate pression on the number of sessions |
| * to be used from the NSS Software Token, so sessions with (potentially) |
| * active operations are reused. |
| */ |
| private static void setMaxSessions(int maxSessions) throws Exception { |
| Field tokenField = Class.forName("sun.security.pkcs11.SunPKCS11") |
| .getDeclaredField("token"); |
| tokenField.setAccessible(true); |
| Field sessionManagerField = Class.forName("sun.security.pkcs11.Token") |
| .getDeclaredField("sessionManager"); |
| sessionManagerField.setAccessible(true); |
| Field maxSessionsField = Class.forName("sun.security.pkcs11.SessionManager") |
| .getDeclaredField("maxSessions"); |
| maxSessionsField.setAccessible(true); |
| Object sessionManagerObj = sessionManagerField.get( |
| tokenField.get(provider)); |
| maxSessionsField.setInt(sessionManagerObj, maxSessions); |
| } |
| |
| private static void tryCipherInit() throws Exception { |
| Cipher cipher = Cipher.getInstance("AES/ECB/NoPadding", provider); |
| |
| // A CKR_OPERATION_ACTIVE error may be thrown if a session was |
| // returned to the Session Manager with an active operation, and |
| // we try to initialize the Cipher using it. |
| // |
| // Given that the maximum number of sessions was forced to 2, we know |
| // that the session to be used here was already used in a previous |
| // (failed) operation. Thus, the test asserts that the operation was |
| // properly cancelled. |
| cipher.init(Cipher.ENCRYPT_MODE, key); |
| |
| // If initialization passes, finish gracefully so other paths can |
| // be tested under the current maximum number of sessions. |
| cipher.doFinal(new byte[16], 0, 0); |
| } |
| } |