--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.base/share/classes/sun/security/ssl/X509Authentication.java Mon Jun 25 13:41:39 2018 -0700
@@ -0,0 +1,311 @@
+/*
+ * Copyright (c) 2018, 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 sun.security.ssl;
+
+import java.security.PrivateKey;
+import java.security.PublicKey;
+import java.security.cert.X509Certificate;
+import java.security.interfaces.ECPublicKey;
+import java.security.spec.ECParameterSpec;
+import java.util.AbstractMap.SimpleImmutableEntry;
+import java.util.Map;
+import javax.net.ssl.SSLEngine;
+import javax.net.ssl.SSLSocket;
+import javax.net.ssl.X509ExtendedKeyManager;
+import sun.security.ssl.SupportedGroupsExtension.NamedGroup;
+import sun.security.ssl.SupportedGroupsExtension.SupportedGroups;
+
+enum X509Authentication implements SSLAuthentication {
+ // Require rsaEncryption public key
+ RSA ("RSA", new X509PossessionGenerator(
+ new String[]{"RSA"})),
+
+ // Require RSASSA-PSS public key
+ RSASSA_PSS ("RSASSA-PSS", new X509PossessionGenerator(
+ new String[] {"RSASSA-PSS"})),
+
+ // Require rsaEncryption or RSASSA-PSS public key
+ //
+ // Note that this is a specifical scheme for TLS 1.2. (EC)DHE_RSA cipher
+ // suites of TLS 1.2 can use either rsaEncryption or RSASSA-PSS public
+ // key for authentication and handshake.
+ RSA_OR_PSS ("RSA_OR_PSS", new X509PossessionGenerator(
+ new String[] {"RSA", "RSASSA-PSS"})),
+
+ // Require DSA public key
+ DSA ("DSA", new X509PossessionGenerator(
+ new String[] {"DSA"})),
+
+ // Require EC public key
+ EC ("EC", new X509PossessionGenerator(
+ new String[] {"EC"}));
+
+ final String keyType;
+ final SSLPossessionGenerator possessionGenerator;
+
+ X509Authentication(String keyType,
+ SSLPossessionGenerator possessionGenerator) {
+ this.keyType = keyType;
+ this.possessionGenerator = possessionGenerator;
+ }
+
+ static X509Authentication valueOf(SignatureScheme signatureScheme) {
+ for (X509Authentication au: X509Authentication.values()) {
+ if (au.keyType.equals(signatureScheme.keyAlgorithm)) {
+ return au;
+ }
+ }
+
+ return null;
+ }
+
+ @Override
+ public SSLPossession createPossession(HandshakeContext handshakeContext) {
+ return possessionGenerator.createPossession(handshakeContext);
+ }
+
+ @Override
+ public SSLHandshake[] getRelatedHandshakers(
+ HandshakeContext handshakeContext) {
+ if (!handshakeContext.negotiatedProtocol.useTLS13PlusSpec()) {
+ return new SSLHandshake[] {
+ SSLHandshake.CERTIFICATE,
+ SSLHandshake.CERTIFICATE_REQUEST
+ };
+ } // Otherwise, TLS 1.3 does not use this method.
+
+ return new SSLHandshake[0];
+ }
+
+ @SuppressWarnings({"unchecked", "rawtypes"})
+ @Override
+ public Map.Entry<Byte, HandshakeProducer>[] getHandshakeProducers(
+ HandshakeContext handshakeContext) {
+ if (!handshakeContext.negotiatedProtocol.useTLS13PlusSpec()) {
+ return (Map.Entry<Byte, HandshakeProducer>[])(new Map.Entry[] {
+ new SimpleImmutableEntry<Byte, HandshakeProducer>(
+ SSLHandshake.CERTIFICATE.id,
+ SSLHandshake.CERTIFICATE
+ )
+ });
+ } // Otherwise, TLS 1.3 does not use this method.
+
+ return (Map.Entry<Byte, HandshakeProducer>[])(new Map.Entry[0]);
+ }
+
+ static final class X509Possession implements SSLPossession {
+ // Proof of possession of the private key corresponding to the public
+ // key for which a certificate is being provided for authentication.
+ final X509Certificate[] popCerts;
+ final PrivateKey popPrivateKey;
+
+ X509Possession(PrivateKey popPrivateKey,
+ X509Certificate[] popCerts) {
+ this.popCerts = popCerts;
+ this.popPrivateKey = popPrivateKey;
+ }
+ }
+
+ static final class X509Credentials implements SSLCredentials {
+ final X509Certificate[] popCerts;
+ final PublicKey popPublicKey;
+
+ X509Credentials(PublicKey popPublicKey, X509Certificate[] popCerts) {
+ this.popCerts = popCerts;
+ this.popPublicKey = popPublicKey;
+ }
+ }
+
+ private static final
+ class X509PossessionGenerator implements SSLPossessionGenerator {
+ private final String[] keyTypes;
+
+ private X509PossessionGenerator(String[] keyTypes) {
+ this.keyTypes = keyTypes;
+ }
+
+ @Override
+ public SSLPossession createPossession(HandshakeContext context) {
+ if (context.sslConfig.isClientMode) {
+ for (String keyType : keyTypes) {
+ SSLPossession poss = createClientPossession(
+ (ClientHandshakeContext)context, keyType);
+ if (poss != null) {
+ return poss;
+ }
+ }
+ } else {
+ for (String keyType : keyTypes) {
+ SSLPossession poss = createServerPossession(
+ (ServerHandshakeContext)context, keyType);
+ if (poss != null) {
+ return poss;
+ }
+ }
+ }
+
+ return null;
+ }
+
+ // Used by TLS 1.3 only.
+ private SSLPossession createClientPossession(
+ ClientHandshakeContext chc, String keyType) {
+ X509ExtendedKeyManager km = chc.sslContext.getX509KeyManager();
+ String clientAlias = null;
+ if (chc.conContext.transport instanceof SSLSocketImpl) {
+ clientAlias = km.chooseClientAlias(
+ new String[] { keyType },
+ null, (SSLSocket)chc.conContext.transport);
+ } else if (chc.conContext.transport instanceof SSLEngineImpl) {
+ clientAlias = km.chooseEngineClientAlias(
+ new String[] { keyType },
+ null, (SSLEngine)chc.conContext.transport);
+ }
+
+ if (clientAlias == null) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest("No X.509 cert selected for " + keyType);
+ }
+ return null;
+ }
+
+ PrivateKey clientPrivateKey = km.getPrivateKey(clientAlias);
+ if (clientPrivateKey == null) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest(
+ clientAlias + " is not a private key entry");
+ }
+ return null;
+ }
+
+ X509Certificate[] clientCerts = km.getCertificateChain(clientAlias);
+ if ((clientCerts == null) || (clientCerts.length == 0)) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest(clientAlias +
+ " is a private key entry with no cert chain stored");
+ }
+ return null;
+ }
+
+ PublicKey clientPublicKey = clientCerts[0].getPublicKey();
+ if ((!clientPrivateKey.getAlgorithm().equals(keyType))
+ || (!clientPublicKey.getAlgorithm().equals(keyType))) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.fine(
+ clientAlias + " private or public key is not of " +
+ keyType + " algorithm");
+ }
+ return null;
+ }
+
+ return new X509Possession(clientPrivateKey, clientCerts);
+ }
+
+ private SSLPossession createServerPossession(
+ ServerHandshakeContext shc, String keyType) {
+ X509ExtendedKeyManager km = shc.sslContext.getX509KeyManager();
+ String serverAlias = null;
+ if (shc.conContext.transport instanceof SSLSocketImpl) {
+ serverAlias = km.chooseServerAlias(keyType,
+ null, (SSLSocket)shc.conContext.transport);
+ } else if (shc.conContext.transport instanceof SSLEngineImpl) {
+ serverAlias = km.chooseEngineServerAlias(keyType,
+ null, (SSLEngine)shc.conContext.transport);
+ }
+
+ if (serverAlias == null) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest("No X.509 cert selected for " + keyType);
+ }
+ return null;
+ }
+
+ PrivateKey serverPrivateKey = km.getPrivateKey(serverAlias);
+ if (serverPrivateKey == null) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest(
+ serverAlias + " is not a private key entry");
+ }
+ return null;
+ }
+
+ X509Certificate[] serverCerts = km.getCertificateChain(serverAlias);
+ if ((serverCerts == null) || (serverCerts.length == 0)) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.finest(
+ serverAlias + " is not a certificate entry");
+ }
+ return null;
+ }
+
+ PublicKey serverPublicKey = serverCerts[0].getPublicKey();
+ if ((!serverPrivateKey.getAlgorithm().equals(keyType))
+ || (!serverPublicKey.getAlgorithm().equals(keyType))) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.fine(
+ serverAlias + " private or public key is not of " +
+ keyType + " algorithm");
+ }
+ return null;
+ }
+
+ // For ECC certs, check whether we support the EC domain
+ // parameters. If the client sent a SupportedEllipticCurves
+ // ClientHello extension, check against that too.
+ if (keyType.equals("EC")) {
+ if (!(serverPublicKey instanceof ECPublicKey)) {
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.warning(serverAlias +
+ " public key is not an instance of ECPublicKey");
+ }
+ return null;
+ }
+
+ // For ECC certs, check whether we support the EC domain
+ // parameters. If the client sent a SupportedEllipticCurves
+ // ClientHello extension, check against that too.
+ ECParameterSpec params =
+ ((ECPublicKey)serverPublicKey).getParams();
+ NamedGroup namedGroup = NamedGroup.valueOf(params);
+ if ((namedGroup == null) ||
+ (!SupportedGroups.isSupported(namedGroup)) ||
+ ((shc.clientRequestedNamedGroups != null) &&
+ !shc.clientRequestedNamedGroups.contains(namedGroup))) {
+
+ if (SSLLogger.isOn && SSLLogger.isOn("ssl")) {
+ SSLLogger.warning(
+ "Unsupported named group (" + namedGroup +
+ ") used in the " + serverAlias + " certificate");
+ }
+
+ return null;
+ }
+ }
+
+ return new X509Possession(serverPrivateKey, serverCerts);
+ }
+ }
+}