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/*
* Copyright (c) 2016, 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.
*/
/**
* @test
* @bug 8061842
* @summary Package jurisdiction policy files as something other than JAR
* @run main/othervm TestUnlimited use_default default
* @run main/othervm TestUnlimited "" exception
* @run main/othervm TestUnlimited limited limited
* @run main/othervm TestUnlimited unlimited unlimited
* @run main/othervm TestUnlimited unlimited/ unlimited
* @run main/othervm TestUnlimited NosuchDir exception
* @run main/othervm TestUnlimited . exception
* @run main/othervm TestUnlimited /tmp/unlimited exception
* @run main/othervm TestUnlimited ../policy/unlimited exception
* @run main/othervm TestUnlimited ./unlimited exception
* @run main/othervm TestUnlimited /unlimited exception
*/
import javax.crypto.*;
import java.security.Security;
import java.nio.file.*;
import java.util.stream.*;
public class TestUnlimited {
private enum Result {
UNLIMITED,
LIMITED,
EXCEPTION,
UNKNOWN
};
/*
* Grab the default policy entry from java.security.
*
* If the input java.security file is malformed
* (missing crypto.policy, attribute/no value, etc), throw
* exception. split() might throw AIOOB which
* is ok behavior.
*/
private static String getDefaultPolicy() throws Exception {
String javaHome = System.getProperty("java.home");
Path path = Paths.get(javaHome, "conf", "security", "java.security");
try (Stream<String> lines = Files.lines(path)) {
return lines.filter(x -> x.startsWith("crypto.policy="))
.findFirst().orElseThrow(
() -> new Exception("Missing crypto.policy"))
.split("=")[1].trim();
}
}
public static void main(String[] args) throws Exception {
/*
* Override the Security property to allow for unlimited policy.
* Would need appropriate permissions if Security Manager were
* active.
*/
if (args.length != 2) {
throw new Exception("Two args required");
}
String testStr = args[0];
String expectedStr = args[1];
if (testStr.equals("use_default")) {
expectedStr = getDefaultPolicy();
}
Result expected = Result.UNKNOWN; // avoid NPE warnings
Result result;
switch (expectedStr) {
case "unlimited":
expected = Result.UNLIMITED;
break;
case "limited":
expected = Result.LIMITED;
break;
case "exception":
expected = Result.EXCEPTION;
break;
default:
throw new Exception("Unexpected argument");
}
System.out.println("Testing: " + testStr);
if (testStr.equals("\"\"")) {
Security.setProperty("crypto.policy", "");
} else {
// skip default case.
if (!testStr.equals("use_default")) {
Security.setProperty("crypto.policy", testStr);
}
}
/*
* Use the AES as the test Cipher
* If there is an error initializing, we will never get past here.
*/
try {
int maxKeyLen = Cipher.getMaxAllowedKeyLength("AES");
System.out.println("max AES key len:" + maxKeyLen);
if (maxKeyLen > 128) {
System.out.println("Unlimited policy is active");
result = Result.UNLIMITED;
} else {
System.out.println("Unlimited policy is NOT active");
result = Result.LIMITED;
}
} catch (Throwable e) {
//ExceptionInInitializerError's
result = Result.EXCEPTION;
}
System.out.println(
"Expected:\t" + expected + "\nResult:\t\t" + result);
if (!expected.equals(result)) {
throw new Exception("Didn't match");
}
System.out.println("DONE!");
}
}
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