1 /* 2 * Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 6561126 27 * @summary keytool should use larger default keysize for keypairs 28 * @modules java.base/sun.security.tools.keytool 29 * @compile -XDignore.symbol.file NewSize7.java 30 * @run main NewSize7 31 */ 32 33 import java.io.File; 34 import java.io.FileInputStream; 35 import java.nio.file.Files; 36 import java.nio.file.Paths; 37 import java.security.KeyStore; 38 import java.security.cert.X509Certificate; 39 import java.security.interfaces.RSAPublicKey; 40 41 public class NewSize7 { 42 public static void main(String[] args) throws Exception { 43 String FILE = "newsize7-ks"; 44 new File(FILE).delete(); 45 sun.security.tools.keytool.Main.main(("-debug -genkeypair -keystore " + 46 FILE + 47 " -alias a -dname cn=c -storepass changeit" + 48 " -keypass changeit -keyalg rsa").split(" ")); 49 KeyStore ks = KeyStore.getInstance("JKS"); 50 try (FileInputStream fin = new FileInputStream(FILE)) { 51 ks.load(fin, "changeit".toCharArray()); 52 } 53 Files.delete(Paths.get(FILE)); 54 RSAPublicKey r = (RSAPublicKey)ks.getCertificate("a").getPublicKey(); 55 if (r.getModulus().bitLength() != 2048) { 56 throw new Exception("Bad keysize"); 57 } 58 X509Certificate x = (X509Certificate)ks.getCertificate("a"); 59 if (!x.getSigAlgName().equals("SHA256withRSA")) { 60 throw new Exception("Bad sigalg"); 61 } 62 } 63 }