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test/org/apache/tomcat/util/net/openssl/ciphers/TestOpenSSLCipherConfigurationParserOnly.java

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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());
+    }
+}