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/*
* 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.tomcat.util.net.openssl.ciphers;
import java.util.LinkedHashSet;
import org.junit.Assert;
import org.junit.Test;
/*
* The unit test is independent of OpenSSL version and does not require OpenSSL
* to be present.
*/
public class TestOpenSSLCipherConfigurationParserOnly {
@Test
public void testDefaultSort01() throws Exception {
// Reproducing a failure observed on Gump with OpenSSL 1.1.x
// Everything else being equal, AES is preferred
LinkedHashSet<Cipher> input = new LinkedHashSet<>();
input.add(Cipher.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384);
input.add(Cipher.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384);
input.add(Cipher.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384);
input.add(Cipher.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384);
LinkedHashSet<Cipher> result = OpenSSLCipherConfigurationParser.defaultSort(input);
LinkedHashSet<Cipher> expected = new LinkedHashSet<>();
expected.add(Cipher.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384);
expected.add(Cipher.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384);
expected.add(Cipher.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384);
expected.add(Cipher.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384);
Assert.assertEquals(expected.toString(), result.toString());
}
@Test
public void testDefaultSort02() throws Exception {
// Reproducing a failure observed on Gump with OpenSSL 1.1.x
// ECHDE should beat AES
LinkedHashSet<Cipher> input = new LinkedHashSet<>();
input.add(Cipher.TLS_RSA_WITH_AES_256_CBC_SHA);
input.add(Cipher.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384);
LinkedHashSet<Cipher> result = OpenSSLCipherConfigurationParser.defaultSort(input);
LinkedHashSet<Cipher> expected = new LinkedHashSet<>();
expected.add(Cipher.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384);
expected.add(Cipher.TLS_RSA_WITH_AES_256_CBC_SHA);
Assert.assertEquals(expected.toString(), result.toString());
}
@Test
public void testDefaultSort03() throws Exception {
// Reproducing a failure observed on Gump with OpenSSL 1.1.x
// AES should beat CAMELLIA
LinkedHashSet<Cipher> input = new LinkedHashSet<>();
input.add(Cipher.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384);
input.add(Cipher.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384);
LinkedHashSet<Cipher> result = OpenSSLCipherConfigurationParser.defaultSort(input);
LinkedHashSet<Cipher> expected = new LinkedHashSet<>();
expected.add(Cipher.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384);
expected.add(Cipher.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384);
Assert.assertEquals(expected.toString(), result.toString());
}
@Test
public void testRename01() throws Exception {
// EDH -> DHE
LinkedHashSet<Cipher> result =
OpenSSLCipherConfigurationParser.parse("EXP-EDH-DSS-DES-CBC-SHA");
LinkedHashSet<Cipher> expected = new LinkedHashSet<>();
expected.add(Cipher.TLS_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA);
Assert.assertEquals(expected, result);
}
@Test
public void testCustomOrdering() throws Exception {
// https://bz.apache.org/bugzilla/show_bug.cgi?id=59081
LinkedHashSet<Cipher> result = OpenSSLCipherConfigurationParser.parse(
"ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:" +
"DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA:DES-CBC3-SHA");
LinkedHashSet<Cipher> expected = new LinkedHashSet<>();
expected.add(Cipher.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384);
expected.add(Cipher.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA);
expected.add(Cipher.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA);
expected.add(Cipher.TLS_DHE_RSA_WITH_AES_256_CBC_SHA);
expected.add(Cipher.TLS_DHE_RSA_WITH_AES_128_CBC_SHA);
expected.add(Cipher.TLS_RSA_WITH_3DES_EDE_CBC_SHA);
Assert.assertEquals(expected.toString(), result.toString());
}
}
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