File size: 10,421 Bytes
2795186 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 |
/*
Copyright 2002-2007 MySQL AB, 2008 Sun Microsystems
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation.
There are special exceptions to the terms and conditions of the GPL
as it is applied to this software. View the full text of the
exception in file EXCEPTIONS-CONNECTOR-J in the directory of this
software distribution.
This program 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 for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.mysql.jdbc;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.sql.SQLException;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;
/**
* Holds functionality that falls under export-control regulations.
*
* @author Mark Matthews
*
* @version $Id: ExportControlled.java,v 1.1.2.1 2005/05/13 18:58:38 mmatthews
* Exp $
*/
public class ExportControlled {
private static final String SQL_STATE_BAD_SSL_PARAMS = "08000";
protected static boolean enabled() {
// we may wish to un-static-ify this class
// this static method call may be removed entirely by the compiler
return true;
}
/**
* Converts the socket being used in the given MysqlIO to an SSLSocket by
* performing the SSL/TLS handshake.
*
* @param mysqlIO
* the MysqlIO instance containing the socket to convert to an
* SSLSocket.
*
* @throws CommunicationsException
* if the handshake fails, or if this distribution of
* Connector/J doesn't contain the SSL crytpo hooks needed to
* perform the handshake.
*/
protected static void transformSocketToSSLSocket(MysqlIO mysqlIO)
throws SQLException {
javax.net.ssl.SSLSocketFactory sslFact = getSSLSocketFactoryDefaultOrConfigured(mysqlIO);
try {
mysqlIO.mysqlConnection = sslFact.createSocket(
mysqlIO.mysqlConnection, mysqlIO.host, mysqlIO.port, true);
// need to force TLSv1, or else JSSE tries to do a SSLv2 handshake
// which MySQL doesn't understand
((javax.net.ssl.SSLSocket) mysqlIO.mysqlConnection)
.setEnabledProtocols(new String[] { "TLSv1" }); //$NON-NLS-1$
((javax.net.ssl.SSLSocket) mysqlIO.mysqlConnection)
.startHandshake();
if (mysqlIO.connection.getUseUnbufferedInput()) {
mysqlIO.mysqlInput = mysqlIO.mysqlConnection.getInputStream();
} else {
mysqlIO.mysqlInput = new BufferedInputStream(
mysqlIO.mysqlConnection.getInputStream(), 16384);
}
mysqlIO.mysqlOutput = new BufferedOutputStream(
mysqlIO.mysqlConnection.getOutputStream(), 16384);
mysqlIO.mysqlOutput.flush();
} catch (IOException ioEx) {
throw SQLError.createCommunicationsException(mysqlIO.connection,
mysqlIO.getLastPacketSentTimeMs(), mysqlIO.getLastPacketReceivedTimeMs(),
ioEx, mysqlIO.getExceptionInterceptor());
}
}
private ExportControlled() { /* prevent instantiation */
}
private static SSLSocketFactory getSSLSocketFactoryDefaultOrConfigured(
MysqlIO mysqlIO) throws SQLException {
String clientCertificateKeyStoreUrl = mysqlIO.connection
.getClientCertificateKeyStoreUrl();
String trustCertificateKeyStoreUrl = mysqlIO.connection
.getTrustCertificateKeyStoreUrl();
String clientCertificateKeyStoreType = mysqlIO.connection
.getClientCertificateKeyStoreType();
String clientCertificateKeyStorePassword = mysqlIO.connection
.getClientCertificateKeyStorePassword();
String trustCertificateKeyStoreType = mysqlIO.connection
.getTrustCertificateKeyStoreType();
String trustCertificateKeyStorePassword = mysqlIO.connection
.getTrustCertificateKeyStorePassword();
if (StringUtils.isNullOrEmpty(clientCertificateKeyStoreUrl)
&& StringUtils.isNullOrEmpty(trustCertificateKeyStoreUrl)) {
if (mysqlIO.connection.getVerifyServerCertificate()) {
return (javax.net.ssl.SSLSocketFactory) javax.net.ssl.SSLSocketFactory
.getDefault();
}
}
TrustManagerFactory tmf = null;
KeyManagerFactory kmf = null;
try {
tmf = TrustManagerFactory.getInstance(TrustManagerFactory
.getDefaultAlgorithm());
kmf = KeyManagerFactory.getInstance(KeyManagerFactory
.getDefaultAlgorithm());
} catch (NoSuchAlgorithmException nsae) {
throw SQLError
.createSQLException(
"Default algorithm definitions for TrustManager and/or KeyManager are invalid. Check java security properties file.",
SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
}
if (!StringUtils.isNullOrEmpty(clientCertificateKeyStoreUrl)) {
try {
if (!StringUtils.isNullOrEmpty(clientCertificateKeyStoreType)) {
KeyStore clientKeyStore = KeyStore
.getInstance(clientCertificateKeyStoreType);
URL ksURL = new URL(clientCertificateKeyStoreUrl);
char[] password = (clientCertificateKeyStorePassword == null) ? new char[0]
: clientCertificateKeyStorePassword.toCharArray();
clientKeyStore.load(ksURL.openStream(), password);
kmf.init(clientKeyStore, password);
}
} catch (UnrecoverableKeyException uke) {
throw SQLError
.createSQLException(
"Could not recover keys from client keystore. Check password?",
SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (NoSuchAlgorithmException nsae) {
throw SQLError.createSQLException(
"Unsupported keystore algorithm [" + nsae.getMessage()
+ "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (KeyStoreException kse) {
throw SQLError.createSQLException(
"Could not create KeyStore instance ["
+ kse.getMessage() + "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (CertificateException nsae) {
throw SQLError.createSQLException("Could not load client"
+ clientCertificateKeyStoreType + " keystore from "
+ clientCertificateKeyStoreUrl, mysqlIO.getExceptionInterceptor());
} catch (MalformedURLException mue) {
throw SQLError.createSQLException(clientCertificateKeyStoreUrl
+ " does not appear to be a valid URL.", SQL_STATE_BAD_SSL_PARAMS, 0,
false, mysqlIO.getExceptionInterceptor());
} catch (IOException ioe) {
SQLException sqlEx = SQLError.createSQLException("Cannot open "
+ clientCertificateKeyStoreUrl + " ["
+ ioe.getMessage() + "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
sqlEx.initCause(ioe);
throw sqlEx;
}
}
if (!StringUtils.isNullOrEmpty(trustCertificateKeyStoreUrl)) {
try {
if (!StringUtils.isNullOrEmpty(trustCertificateKeyStoreType)) {
KeyStore trustKeyStore = KeyStore
.getInstance(trustCertificateKeyStoreType);
URL ksURL = new URL(trustCertificateKeyStoreUrl);
char[] password = (trustCertificateKeyStorePassword == null) ? new char[0]
: trustCertificateKeyStorePassword.toCharArray();
trustKeyStore.load(ksURL.openStream(), password);
tmf.init(trustKeyStore);
}
} catch (NoSuchAlgorithmException nsae) {
throw SQLError.createSQLException(
"Unsupported keystore algorithm [" + nsae.getMessage()
+ "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (KeyStoreException kse) {
throw SQLError.createSQLException(
"Could not create KeyStore instance ["
+ kse.getMessage() + "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (CertificateException nsae) {
throw SQLError.createSQLException("Could not load trust"
+ trustCertificateKeyStoreType + " keystore from "
+ trustCertificateKeyStoreUrl, SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (MalformedURLException mue) {
throw SQLError.createSQLException(trustCertificateKeyStoreUrl
+ " does not appear to be a valid URL.", SQL_STATE_BAD_SSL_PARAMS, 0,
false, mysqlIO.getExceptionInterceptor());
} catch (IOException ioe) {
SQLException sqlEx = SQLError.createSQLException("Cannot open "
+ trustCertificateKeyStoreUrl + " [" + ioe.getMessage()
+ "]", SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
sqlEx.initCause(ioe);
throw sqlEx;
}
}
SSLContext sslContext = null;
try {
sslContext = SSLContext.getInstance("TLS");
sslContext.init(StringUtils.isNullOrEmpty(clientCertificateKeyStoreUrl) ? null : kmf.getKeyManagers(), mysqlIO.connection
.getVerifyServerCertificate() ? tmf.getTrustManagers()
: new X509TrustManager[] { new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] chain,
String authType) {
// return without complaint
}
public void checkServerTrusted(X509Certificate[] chain,
String authType) throws CertificateException {
// return without complaint
}
public X509Certificate[] getAcceptedIssuers() {
return null;
}
} }, null);
return sslContext.getSocketFactory();
} catch (NoSuchAlgorithmException nsae) {
throw SQLError.createSQLException("TLS"
+ " is not a valid SSL protocol.",
SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
} catch (KeyManagementException kme) {
throw SQLError.createSQLException("KeyManagementException: "
+ kme.getMessage(), SQL_STATE_BAD_SSL_PARAMS, 0, false, mysqlIO.getExceptionInterceptor());
}
}
} |