8079140: IgnoreAllErrorHandler should use doPrivileged when it reads system properties

Reviewed-by: mullan

src/share/classes/com/sun/org/apache/xml/internal/security/utils/IgnoreAllErrorHandler.java

@@ -35,19 +35,30 @@ import org.xml.sax.SAXParseException;
 public class IgnoreAllErrorHandler implements ErrorHandler {
 
     /** {@link org.apache.commons.logging} logging facility */
-    private static java.util.logging.Logger log =
+    private static final java.util.logging.Logger log =
         java.util.logging.Logger.getLogger(IgnoreAllErrorHandler.class.getName());
 
     /** Field throwExceptions */
-    private static final boolean warnOnExceptions =
-        System.getProperty("com.sun.org.apache.xml.internal.security.test.warn.on.exceptions", "false").equals("true");
+    private static final boolean warnOnExceptions = getProperty(
+            "com.sun.org.apache.xml.internal.security.test.warn.on.exceptions");
 
     /** Field throwExceptions           */
-    private static final boolean throwExceptions =
-        System.getProperty("com.sun.org.apache.xml.internal.security.test.throw.exceptions", "false").equals("true");
+    private static final boolean throwExceptions = getProperty(
+            "com.sun.org.apache.xml.internal.security.test.throw.exceptions");
 
+    private static boolean getProperty(String name) {
+        return java.security.AccessController.doPrivileged(
+                new java.security.PrivilegedAction<Boolean>() {
+
+                    @Override
+                    public Boolean run() {
+                        return Boolean.getBoolean(name);
+                    }
+                });
+    }
 
     /** @inheritDoc */
+    @Override
     public void warning(SAXParseException ex) throws SAXException {
         if (IgnoreAllErrorHandler.warnOnExceptions) {
             log.log(java.util.logging.Level.WARNING, "", ex);
@@ -59,6 +70,7 @@ public class IgnoreAllErrorHandler implements ErrorHandler {
 
 
     /** @inheritDoc */
+    @Override
     public void error(SAXParseException ex) throws SAXException {
         if (IgnoreAllErrorHandler.warnOnExceptions) {
             log.log(java.util.logging.Level.SEVERE, "", ex);
@@ -70,6 +82,7 @@ public class IgnoreAllErrorHandler implements ErrorHandler {
 
 
     /** @inheritDoc */
+    @Override
     public void fatalError(SAXParseException ex) throws SAXException {
         if (IgnoreAllErrorHandler.warnOnExceptions) {
             log.log(java.util.logging.Level.WARNING, "", ex);

test/javax/xml/crypto/dsig/ErrorHandlerPermissions.java

+/*
+ * Copyright (c) 2015, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 java.io.ByteArrayInputStream;
+import java.io.File;
+import java.security.KeyFactory;
+import java.security.PublicKey;
+import java.security.spec.X509EncodedKeySpec;
+import java.util.Base64;
+import javax.xml.XMLConstants;
+import javax.xml.crypto.Data;
+import javax.xml.crypto.KeySelector;
+import javax.xml.crypto.OctetStreamData;
+import javax.xml.crypto.URIDereferencer;
+import javax.xml.crypto.URIReference;
+import javax.xml.crypto.URIReferenceException;
+import javax.xml.crypto.XMLCryptoContext;
+import javax.xml.crypto.dsig.XMLSignature;
+import javax.xml.crypto.dsig.XMLSignatureFactory;
+import javax.xml.crypto.dsig.dom.DOMValidateContext;
+import javax.xml.parsers.DocumentBuilderFactory;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+import org.w3c.dom.NodeList;
+
+/**
+ * @test
+ * @bug 8079140
+ * @summary Check if IgnoreAllErrorHandler doesn't require additional permission
+ * @run main/othervm/java.security.policy=ErrorHandlerPermissions.policy
+ *                                                      ErrorHandlerPermissions
+ */
+public class ErrorHandlerPermissions {
+
+    private final static String FS = System.getProperty("file.separator");
+    private final static String DIR = System.getProperty("test.src", ".");
+    private final static String DATA_DIR = DIR + FS + "data";
+    private final static String SIGNATURE = DATA_DIR + FS +
+            "signature-external-rsa.xml";
+
+    private static final String validationKey =
+        "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnx4TdvPSA5vcsPi0OJZi9Ox0Z" +
+        "2FRz2oeUCtuWoyEg0kUCeFd+jJZMstDJUiZNSOeuCO3FWSpdJgAwI4zlveHvuU/o" +
+        "qHSa1eYTObOCvxfVYGGflWsSvGXyiANtRWVUrYODBeyL+2pWxDYh+Fi5EKizPfTG" +
+        "wRjBVRSkRZKTnSjnQwIDAQAB";
+
+    private static final URIDereferencer dereferencer =
+            new DummyURIDereferencer();
+
+    public static void main(String[] args) throws Exception {
+        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
+        dbf.setNamespaceAware(true);
+        dbf.setValidating(false);
+        dbf.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, Boolean.TRUE);
+        Document doc = dbf.newDocumentBuilder().parse(new File(SIGNATURE));
+        NodeList nl = doc.getElementsByTagNameNS(XMLSignature.XMLNS,
+                "Signature");
+        if (nl.getLength() == 0) {
+            throw new RuntimeException("Couldn't find 'Signature' element");
+        }
+        Element element = (Element) nl.item(0);
+
+        byte[] keyBytes = Base64.getDecoder().decode(validationKey);
+        X509EncodedKeySpec spec = new X509EncodedKeySpec(keyBytes);
+        KeyFactory kf = KeyFactory.getInstance("RSA");
+        PublicKey key = kf.generatePublic(spec);
+        KeySelector ks = KeySelector.singletonKeySelector(key);
+
+        DOMValidateContext vc = new DOMValidateContext(ks, element);
+
+        // disable secure validation mode
+        vc.setProperty("org.jcp.xml.dsig.secureValidation", Boolean.FALSE);
+
+        // set a dummy dereferencer to be able to get content by references
+        vc.setURIDereferencer(dereferencer);
+
+        XMLSignatureFactory factory = XMLSignatureFactory.getInstance();
+        XMLSignature signature = factory.unmarshalXMLSignature(vc);
+
+        // run validation
+        signature.validate(vc);
+    }
+
+    /**
+     * This URIDereferencer returns a static XML document.
+     */
+    private static class DummyURIDereferencer implements URIDereferencer {
+
+        @Override
+        public Data dereference(final URIReference ref, XMLCryptoContext ctx)
+                throws URIReferenceException {
+            // return static content
+            return new OctetStreamData(new ByteArrayInputStream(
+                    "<test>test</test>".getBytes()), ref.getURI(),
+                    ref.getType());
+        }
+    }
+
+}

test/javax/xml/crypto/dsig/ErrorHandlerPermissions.policy

+grant {
+    permission java.util.PropertyPermission "test.src", "read";
+    permission java.util.PropertyPermission "file.separator", "read";
+    permission java.io.FilePermission "${test.src}/-", "read";
+};

test/javax/xml/crypto/dsig/data/signature-external-rsa.xml

+<test xmlns="http://example.org/envelope">test<Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo xmlns="http://www.w3.org/2000/09/xmldsig#"><CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"></CanonicalizationMethod><SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1"></SignatureMethod><Reference URI="http://oracle.com"><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"></Transform></Transforms><DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"></DigestMethod><DigestValue>1Bq8FsjajUBYPD7stQeJSc66GlM=</DigestValue></Reference></SignedInfo><SignatureValue>f6trDCcPsLLkIV/V4DGFbRf8b9Jwal8xGBDshNzEXwPmym2ChN85rbKIg/cbunf04F89/SXLo2v9
+AYjLcUr3G/Vz5YUmqNhnBvJukXgsIG0ddWl3mFi9Tk+CLINlbgfsaFqU9pQwFjmDyAqIrvZYqW7p
+rTHLetv218mbUVBBAkc=</SignatureValue></Signature></test>
\ No newline at end of file