| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.xml.security.test.dom.secure_val; |
| |
| |
| import java.io.FileInputStream; |
| import java.io.InputStream; |
| import java.security.KeyStore; |
| import java.security.PrivateKey; |
| import java.security.PublicKey; |
| import java.util.Enumeration; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| |
| import org.apache.xml.security.exceptions.XMLSecurityException; |
| import org.apache.xml.security.signature.XMLSignature; |
| import org.apache.xml.security.signature.XMLSignatureException; |
| import org.apache.xml.security.test.dom.TestUtils; |
| import org.apache.xml.security.test.dom.interop.InteropTestBase; |
| import org.apache.xml.security.transforms.Transforms; |
| import org.apache.xml.security.utils.Constants; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| import static org.junit.jupiter.api.Assertions.fail; |
| |
| |
| /** |
| * This is a test for a forbidden number of references when secure validation is enabled. |
| */ |
| public class ForbiddenRefCountTest extends InteropTestBase { |
| |
| private static final String BASEDIR = |
| System.getProperty("basedir") == null ? "./": System.getProperty("basedir"); |
| public static final String KEYSTORE_DIRECTORY = BASEDIR + "/src/test/resources/"; |
| public static final String KEYSTORE_PASSWORD_STRING = "changeit"; |
| public static final char[] KEYSTORE_PASSWORD = KEYSTORE_PASSWORD_STRING.toCharArray(); |
| |
| static org.slf4j.Logger LOG = |
| org.slf4j.LoggerFactory.getLogger(ForbiddenRefCountTest.class); |
| |
| static { |
| org.apache.xml.security.Init.init(); |
| } |
| |
| public ForbiddenRefCountTest() { |
| super(); |
| } |
| |
| @org.junit.jupiter.api.Test |
| public void testReferenceCount() throws Exception { |
| Document doc = getOriginalDocument(); |
| signDocument(doc, 31); |
| assertTrue(verifySignature(doc, false)); |
| |
| try { |
| verifySignature(doc, true); |
| fail("Failure expected when secure validation is enabled"); |
| } catch (XMLSecurityException ex) { |
| assertTrue(ex.getMessage().contains("references are contained in the Manifest")); |
| } |
| } |
| |
| private Document getOriginalDocument() throws ParserConfigurationException { |
| Document doc = TestUtils.newDocument(); |
| |
| Element rootElement = doc.createElementNS("http://ns.example.org/", "root"); |
| rootElement.appendChild(doc.createTextNode("Hello World!")); |
| doc.appendChild(rootElement); |
| |
| return doc; |
| } |
| |
| private void signDocument(Document doc, int refCount) throws Exception { |
| XMLSignature sig = new XMLSignature(doc, "", XMLSignature.ALGO_ID_SIGNATURE_DSA); |
| Element root = doc.getDocumentElement(); |
| root.appendChild(sig.getElement()); |
| |
| for (int i = 0; i < refCount; i++) { |
| Transforms transforms = new Transforms(doc); |
| transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE); |
| transforms.addTransform(Transforms.TRANSFORM_C14N_WITH_COMMENTS); |
| sig.addDocument("", transforms, Constants.ALGO_ID_DIGEST_SHA1); |
| } |
| |
| sig.addKeyInfo(getPublicKey()); |
| sig.sign(getPrivateKey()); |
| } |
| |
| private boolean verifySignature(Document doc, boolean secValidation) throws XMLSignatureException, XMLSecurityException { |
| Element sigElement = |
| (Element) doc.getElementsByTagNameNS(Constants.SignatureSpecNS, |
| Constants._TAG_SIGNATURE).item(0); |
| XMLSignature signature = new XMLSignature(sigElement, null, secValidation); |
| return signature.checkSignatureValue(signature.getKeyInfo().getPublicKey()); |
| } |
| |
| private KeyStore getKeyStore() throws Exception { |
| KeyStore ks = KeyStore.getInstance("JKS"); |
| InputStream ksis = new FileInputStream(KEYSTORE_DIRECTORY + "test.jks"); |
| ks.load(ksis, KEYSTORE_PASSWORD); |
| ksis.close(); |
| return ks; |
| } |
| |
| private PublicKey getPublicKey() throws Exception { |
| KeyStore keyStore = getKeyStore(); |
| Enumeration<String> aliases = keyStore.aliases(); |
| while (aliases.hasMoreElements()) { |
| String alias = aliases.nextElement(); |
| if (keyStore.isKeyEntry(alias)) { |
| return keyStore.getCertificate(alias).getPublicKey(); |
| } |
| } |
| return null; |
| } |
| |
| private PrivateKey getPrivateKey() throws Exception { |
| KeyStore keyStore = getKeyStore(); |
| Enumeration<String> aliases = keyStore.aliases(); |
| while (aliases.hasMoreElements()) { |
| String alias = aliases.nextElement(); |
| if (keyStore.isKeyEntry(alias)) { |
| return (PrivateKey) keyStore.getKey(alias, KEYSTORE_PASSWORD); |
| } |
| } |
| return null; |
| } |
| |
| } |