8256507: Add a micro benchmark for JDK-8153005

Reviewed-by: shade

test/micro/org/openjdk/bench/java/security/PKCS12KeyStores.java

@@ -0,0 +1,186 @@
+/*
+ * Copyright (c) 2020, 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.
+ */
+package org.openjdk.bench.java.security;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.math.BigInteger;
+import java.security.*;
+import java.security.cert.Certificate;
+import java.security.cert.CertificateFactory;
+import java.security.spec.PKCS8EncodedKeySpec;
+import java.util.concurrent.TimeUnit;
+
+import org.openjdk.jmh.annotations.*;
+
+/**
+ * Tests various algorithm settings for PKCS12 keystores.
+ */
+@State(Scope.Benchmark)
+@OutputTimeUnit(TimeUnit.MILLISECONDS)
+@Warmup(iterations = 2)
+@Measurement(iterations = 10)
+@BenchmarkMode(Mode.AverageTime)
+@Fork(jvmArgsAppend = {"-Xms1024m", "-Xmx1024m", "-Xmn768m", "-XX:+UseParallelGC"}, value = 5)
+public class PKCS12KeyStores {
+
+    private static final char[] PASS = "changeit".toCharArray();
+
+    private Key pk;
+    private Certificate[] certs;
+
+    // Several pkcs12 keystores in byte arrays
+    private byte[] bw2048;
+    private byte[] bw50000;     // Default old
+    private byte[] bs50000;
+    private byte[] bs10000;     // Default new
+    private byte[] bs2048;
+
+    // Decodes HEX string to byte array
+    private static byte[] xeh(String in) {
+        return new BigInteger(in, 16).toByteArray();
+    }
+
+    @Setup
+    public void setup() throws Exception {
+        // Just generate a keypair and dump getEncoded() of key and cert.
+        byte[] x1 = xeh("3041020100301306072A8648CE3D020106082A8648CE3D03" +
+                "0107042730250201010420B561D1FBE150488508BBE8FF4540F09057" +
+                "58712F5D2D3CC80F9A15BA5D481117");
+        byte[] x2 = xeh("3082012D3081D5A00302010202084EE6ECC5585640A7300A" +
+                "06082A8648CE3D040302300C310A30080603550403130161301E170D" +
+                "3230313131373230343730355A170D3233303831343230343730355A" +
+                "300C310A300806035504031301613059301306072A8648CE3D020106" +
+                "082A8648CE3D030107034200041E761F511841602E272B40A021995D" +
+                "1BD828DDC7F71412D6A66CC0CB858C856D32C58273E494676D1D2B05" +
+                "B8E9B08207A122265C2AA5FCBDCE19E5E88CA7A1B6A321301F301D06" +
+                "03551D0E04160414173F278D77096E5C8EA182D12F147694587B5D9A" +
+                "300A06082A8648CE3D04030203470030440220760CEAF1FA7041CB8C" +
+                "1CA80AF60E4F9C9D5136D96B2AF0AAA9440F79561C44E502205D5C72" +
+                "886C92B95A681C4393C67AAEC8DA9FD7910FF9BF2BCB721AE71D1B6F88");
+        KeyFactory kf = KeyFactory.getInstance("EC");
+        pk = kf.generatePrivate(new PKCS8EncodedKeySpec(x1));
+        CertificateFactory cf = CertificateFactory.getInstance("X.509");
+        certs = new Certificate[]{cf.generateCertificate(new ByteArrayInputStream(x2))};
+
+        bw2048 = outweak2048();
+        bw50000 = outweak50000_Old();
+        bs50000 = outstrong50000();
+        bs10000 = outstrong10000_New();
+        bs2048 = outstrong2048();
+    }
+
+    // Reads in a pkcs12 keystore
+    private KeyStore in(byte[] b) throws Exception {
+        KeyStore ks = KeyStore.getInstance("pkcs12");
+        ks.load(new ByteArrayInputStream(b), PASS);
+        if (!ks.getCertificate("a").getPublicKey().getAlgorithm().equals(
+                ks.getKey("a", PASS).getAlgorithm())) {
+            throw new RuntimeException("Not same alg");
+        }
+        return ks;
+    }
+
+    // Generates a pkcs12 keystore with the specified algorithm/ic
+    private byte[] out(String cAlg, String cIc, String kAlg, String kIc,
+                      String mAlg, String mIc) throws Exception {
+        System.setProperty("keystore.pkcs12.certProtectionAlgorithm", cAlg);
+        System.setProperty("keystore.pkcs12.certPbeIterationCount", cIc);
+        System.setProperty("keystore.pkcs12.keyProtectionAlgorithm", kAlg);
+        System.setProperty("keystore.pkcs12.keyPbeIterationCount", kIc);
+        System.setProperty("keystore.pkcs12.macAlgorithm", mAlg);
+        System.setProperty("keystore.pkcs12.macIterationCount", mIc);
+        KeyStore ks = KeyStore.getInstance("pkcs12");
+        ks.load(null, null);
+        ks.setKeyEntry("a", pk, PASS, certs);
+        ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        ks.store(bout, PASS);
+        return bout.toByteArray();
+    }
+
+    // Benchmark methods start here:
+
+    // Reading a keystore
+    @Benchmark
+    public KeyStore inweak2048() throws Exception {
+        return in(bw2048);
+    }
+
+    @Benchmark
+    public KeyStore inweak50000_Old() throws Exception {
+        return in(bw50000);
+    }
+
+    @Benchmark
+    public KeyStore instrong50000() throws Exception {
+        return in(bs50000);
+    }
+
+    @Benchmark
+    public KeyStore instrong10000_New() throws Exception {
+        return in(bs10000);
+    }
+
+    @Benchmark
+    public KeyStore instrong2048() throws Exception {
+        return in(bs2048);
+    }
+
+    // Writing a keystore
+    @Benchmark
+    public byte[] outweak2048() throws Exception {
+        return out("PBEWithSHA1AndRC2_40", "2048",
+                "PBEWithSHA1AndDESede", "2048",
+                "HmacPBESHA1", "2048");
+    }
+
+    @Benchmark
+    public byte[] outweak50000_Old() throws Exception {
+        return out("PBEWithSHA1AndRC2_40", "50000",
+                "PBEWithSHA1AndDESede", "50000",
+                "HmacPBESHA1", "100000");
+                // Attention: 100000 is old default Mac ic
+    }
+
+    @Benchmark
+    public byte[] outstrong50000() throws Exception {
+        return out("PBEWithHmacSHA256AndAES_256", "50000",
+                "PBEWithHmacSHA256AndAES_256", "50000",
+                "HmacPBESHA256", "100000");
+                // Attention: 100000 is old default Mac ic
+    }
+
+    @Benchmark
+    public byte[] outstrong10000_New() throws Exception {
+        return out("PBEWithHmacSHA256AndAES_256", "10000",
+                "PBEWithHmacSHA256AndAES_256", "10000",
+                "HmacPBESHA256", "10000");
+    }
+
+    @Benchmark
+    public byte[] outstrong2048() throws Exception {
+        return out("PBEWithHmacSHA256AndAES_256", "2048",
+                "PBEWithHmacSHA256AndAES_256", "2048",
+                "HmacPBESHA256", "2048");
+    }
+}