| /* |
| * Copyright (c) 1999, 2007, 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.net.Socket; |
| |
| import java.security.*; |
| import java.security.cert.*; |
| |
| import javax.net.ssl.*; |
| |
| public class SSLContextImpl extends SSLContextSpi { |
| |
| private static final Debug debug = Debug.getInstance("ssl"); |
| |
| private final EphemeralKeyManager ephemeralKeyManager; |
| private final SSLSessionContextImpl clientCache; |
| private final SSLSessionContextImpl serverCache; |
| |
| private boolean isInitialized; |
| |
| private X509ExtendedKeyManager keyManager; |
| private X509TrustManager trustManager; |
| private SecureRandom secureRandom; |
| |
| public SSLContextImpl() { |
| this(null); |
| } |
| |
| SSLContextImpl(SSLContextImpl other) { |
| if (other == null) { |
| ephemeralKeyManager = new EphemeralKeyManager(); |
| clientCache = new SSLSessionContextImpl(); |
| serverCache = new SSLSessionContextImpl(); |
| } else { |
| ephemeralKeyManager = other.ephemeralKeyManager; |
| clientCache = other.clientCache; |
| serverCache = other.serverCache; |
| } |
| } |
| |
| protected void engineInit(KeyManager[] km, TrustManager[] tm, |
| SecureRandom sr) throws KeyManagementException { |
| isInitialized = false; |
| keyManager = chooseKeyManager(km); |
| |
| if (tm == null) { |
| try { |
| TrustManagerFactory tmf = TrustManagerFactory.getInstance( |
| TrustManagerFactory.getDefaultAlgorithm()); |
| tmf.init((KeyStore)null); |
| tm = tmf.getTrustManagers(); |
| } catch (Exception e) { |
| // eat |
| } |
| } |
| trustManager = chooseTrustManager(tm); |
| |
| if (sr == null) { |
| secureRandom = JsseJce.getSecureRandom(); |
| } else { |
| if (SunJSSE.isFIPS() && (sr.getProvider() != SunJSSE.cryptoProvider)) { |
| throw new KeyManagementException |
| ("FIPS mode: SecureRandom must be from provider " |
| + SunJSSE.cryptoProvider.getName()); |
| } |
| secureRandom = sr; |
| } |
| |
| /* |
| * The initial delay of seeding the random number generator |
| * could be long enough to cause the initial handshake on our |
| * first connection to timeout and fail. Make sure it is |
| * primed and ready by getting some initial output from it. |
| */ |
| if (debug != null && Debug.isOn("sslctx")) { |
| System.out.println("trigger seeding of SecureRandom"); |
| } |
| secureRandom.nextInt(); |
| if (debug != null && Debug.isOn("sslctx")) { |
| System.out.println("done seeding SecureRandom"); |
| } |
| isInitialized = true; |
| } |
| |
| private X509TrustManager chooseTrustManager(TrustManager[] tm) |
| throws KeyManagementException { |
| // We only use the first instance of X509TrustManager passed to us. |
| for (int i = 0; tm != null && i < tm.length; i++) { |
| if (tm[i] instanceof X509TrustManager) { |
| if (SunJSSE.isFIPS() && !(tm[i] instanceof X509TrustManagerImpl)) { |
| throw new KeyManagementException |
| ("FIPS mode: only SunJSSE TrustManagers may be used"); |
| } |
| return (X509TrustManager)tm[i]; |
| } |
| } |
| |
| // nothing found, return a dummy X509TrustManager. |
| return DummyX509TrustManager.INSTANCE; |
| } |
| |
| private X509ExtendedKeyManager chooseKeyManager(KeyManager[] kms) |
| throws KeyManagementException { |
| for (int i = 0; kms != null && i < kms.length; i++) { |
| KeyManager km = kms[i]; |
| if (km instanceof X509KeyManager == false) { |
| continue; |
| } |
| if (SunJSSE.isFIPS()) { |
| // In FIPS mode, require that one of SunJSSE's own keymanagers |
| // is used. Otherwise, we cannot be sure that only keys from |
| // the FIPS token are used. |
| if ((km instanceof X509KeyManagerImpl) |
| || (km instanceof SunX509KeyManagerImpl)) { |
| return (X509ExtendedKeyManager)km; |
| } else { |
| // throw exception, we don't want to silently use the |
| // dummy keymanager without telling the user. |
| throw new KeyManagementException |
| ("FIPS mode: only SunJSSE KeyManagers may be used"); |
| } |
| } |
| if (km instanceof X509ExtendedKeyManager) { |
| return (X509ExtendedKeyManager)km; |
| } |
| if (debug != null && Debug.isOn("sslctx")) { |
| System.out.println( |
| "X509KeyManager passed to " + |
| "SSLContext.init(): need an " + |
| "X509ExtendedKeyManager for SSLEngine use"); |
| } |
| return new AbstractWrapper((X509KeyManager)km); |
| } |
| |
| // nothing found, return a dummy X509ExtendedKeyManager |
| return DummyX509KeyManager.INSTANCE; |
| } |
| |
| protected SSLSocketFactory engineGetSocketFactory() { |
| if (!isInitialized) { |
| throw new IllegalStateException( |
| "SSLContextImpl is not initialized"); |
| } |
| return new SSLSocketFactoryImpl(this); |
| } |
| |
| protected SSLServerSocketFactory engineGetServerSocketFactory() { |
| if (!isInitialized) { |
| throw new IllegalStateException("SSLContext is not initialized"); |
| } |
| return new SSLServerSocketFactoryImpl(this); |
| } |
| |
| protected SSLEngine engineCreateSSLEngine() { |
| if (!isInitialized) { |
| throw new IllegalStateException( |
| "SSLContextImpl is not initialized"); |
| } |
| return new SSLEngineImpl(this); |
| } |
| |
| protected SSLEngine engineCreateSSLEngine(String host, int port) { |
| if (!isInitialized) { |
| throw new IllegalStateException( |
| "SSLContextImpl is not initialized"); |
| } |
| return new SSLEngineImpl(this, host, port); |
| } |
| |
| protected SSLSessionContext engineGetClientSessionContext() { |
| return clientCache; |
| } |
| |
| protected SSLSessionContext engineGetServerSessionContext() { |
| return serverCache; |
| } |
| |
| SecureRandom getSecureRandom() { |
| return secureRandom; |
| } |
| |
| X509ExtendedKeyManager getX509KeyManager() { |
| return keyManager; |
| } |
| |
| X509TrustManager getX509TrustManager() { |
| return trustManager; |
| } |
| |
| EphemeralKeyManager getEphemeralKeyManager() { |
| return ephemeralKeyManager; |
| } |
| |
| } |
| |
| // Dummy X509TrustManager implementation, rejects all peer certificates. |
| // Used if the application did not specify a proper X509TrustManager. |
| final class DummyX509TrustManager implements X509TrustManager { |
| |
| static final X509TrustManager INSTANCE = new DummyX509TrustManager(); |
| |
| private DummyX509TrustManager() { |
| // empty |
| } |
| |
| /* |
| * Given the partial or complete certificate chain |
| * provided by the peer, build a certificate path |
| * to a trusted root and return if it can be |
| * validated and is trusted for client SSL authentication. |
| * If not, it throws an exception. |
| */ |
| public void checkClientTrusted(X509Certificate[] chain, String authType) |
| throws CertificateException { |
| throw new CertificateException( |
| "No X509TrustManager implementation avaiable"); |
| } |
| |
| /* |
| * Given the partial or complete certificate chain |
| * provided by the peer, build a certificate path |
| * to a trusted root and return if it can be |
| * validated and is trusted for server SSL authentication. |
| * If not, it throws an exception. |
| */ |
| public void checkServerTrusted(X509Certificate[] chain, String authType) |
| throws CertificateException { |
| throw new CertificateException( |
| "No X509TrustManager implementation available"); |
| } |
| |
| /* |
| * Return an array of issuer certificates which are trusted |
| * for authenticating peers. |
| */ |
| public X509Certificate[] getAcceptedIssuers() { |
| return new X509Certificate[0]; |
| } |
| } |
| |
| /* |
| * A wrapper class to turn a X509KeyManager into an X509ExtendedKeyManager |
| */ |
| final class AbstractWrapper extends X509ExtendedKeyManager { |
| |
| private final X509KeyManager km; |
| |
| AbstractWrapper(X509KeyManager km) { |
| this.km = km; |
| } |
| |
| public String[] getClientAliases(String keyType, Principal[] issuers) { |
| return km.getClientAliases(keyType, issuers); |
| } |
| |
| public String chooseClientAlias(String[] keyType, Principal[] issuers, |
| Socket socket) { |
| return km.chooseClientAlias(keyType, issuers, socket); |
| } |
| |
| public String[] getServerAliases(String keyType, Principal[] issuers) { |
| return km.getServerAliases(keyType, issuers); |
| } |
| |
| public String chooseServerAlias(String keyType, Principal[] issuers, |
| Socket socket) { |
| return km.chooseServerAlias(keyType, issuers, socket); |
| } |
| |
| public X509Certificate[] getCertificateChain(String alias) { |
| return km.getCertificateChain(alias); |
| } |
| |
| public PrivateKey getPrivateKey(String alias) { |
| return km.getPrivateKey(alias); |
| } |
| |
| // Inherit chooseEngineClientAlias() and chooseEngineServerAlias() from |
| // X509ExtendedKeymanager. It defines them to return null; |
| } |
| |
| |
| // Dummy X509KeyManager implementation, never returns any certificates/keys. |
| // Used if the application did not specify a proper X509TrustManager. |
| final class DummyX509KeyManager extends X509ExtendedKeyManager { |
| |
| static final X509ExtendedKeyManager INSTANCE = new DummyX509KeyManager(); |
| |
| private DummyX509KeyManager() { |
| // empty |
| } |
| |
| /* |
| * Get the matching aliases for authenticating the client side of a secure |
| * socket given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String[] getClientAliases(String keyType, Principal[] issuers) { |
| return null; |
| } |
| |
| /* |
| * Choose an alias to authenticate the client side of a secure |
| * socket given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String chooseClientAlias(String[] keyTypes, Principal[] issuers, |
| Socket socket) { |
| return null; |
| } |
| |
| /* |
| * Choose an alias to authenticate the client side of an |
| * engine given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String chooseEngineClientAlias( |
| String[] keyTypes, Principal[] issuers, SSLEngine engine) { |
| return null; |
| } |
| |
| /* |
| * Get the matching aliases for authenticating the server side of a secure |
| * socket given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String[] getServerAliases(String keyType, Principal[] issuers) { |
| return null; |
| } |
| |
| /* |
| * Choose an alias to authenticate the server side of a secure |
| * socket given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String chooseServerAlias(String keyType, Principal[] issuers, |
| Socket socket) { |
| return null; |
| } |
| |
| /* |
| * Choose an alias to authenticate the server side of an engine |
| * given the public key type and the list of |
| * certificate issuer authorities recognized by the peer (if any). |
| */ |
| public String chooseEngineServerAlias( |
| String keyType, Principal[] issuers, SSLEngine engine) { |
| return null; |
| } |
| |
| /** |
| * Returns the certificate chain associated with the given alias. |
| * |
| * @param alias the alias name |
| * |
| * @return the certificate chain (ordered with the user's certificate first |
| * and the root certificate authority last) |
| */ |
| public X509Certificate[] getCertificateChain(String alias) { |
| return null; |
| } |
| |
| /* |
| * Returns the key associated with the given alias, using the given |
| * password to recover it. |
| * |
| * @param alias the alias name |
| * |
| * @return the requested key |
| */ |
| public PrivateKey getPrivateKey(String alias) { |
| return null; |
| } |
| } |