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A Java 9+ compliant fork of Not-Yet-Commons-SSL
/*
* $HeadURL: file:///opt/dev/not-yet-commons-ssl-SVN-repo/tags/commons-ssl-0.3.17/src/java/org/apache/commons/ssl/SSL.java $
* $Revision: 180 $
* $Date: 2014-09-23 11:33:47 -0700 (Tue, 23 Sep 2014) $
*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* ts = new TreeSet(Collections.reverseOrder());
ts.addAll(Arrays.asList(KNOWN_PROTOCOLS));
KNOWN_PROTOCOLS_SET = Collections.unmodifiableSortedSet(ts);
// SSLSocketFactory.getDefault() sometimes blocks on FileInputStream
// reads of "/dev/random" (Linux only?). You might find you system
// stuck here. Move the mouse around a little!
SSLSocketFactory s = (SSLSocketFactory) SSLSocketFactory.getDefault();
ts = new TreeSet();
SUPPORTED_CIPHERS = s.getSupportedCipherSuites();
Arrays.sort(SUPPORTED_CIPHERS);
ts.addAll(Arrays.asList(SUPPORTED_CIPHERS));
SUPPORTED_CIPHERS_SET = Collections.unmodifiableSortedSet(ts);
}
private Object sslContext = null;
private int initCount = 0;
private SSLSocketFactory socketFactory = null;
private SSLServerSocketFactory serverSocketFactory = null;
private HostnameVerifier hostnameVerifier = HostnameVerifier.DEFAULT;
private boolean isSecure = true; // if false, the client-style operations only create plain sockets.
private boolean checkHostname = true;
private boolean checkCRL = true;
private boolean checkExpiry = true;
private boolean useClientMode = false;
private boolean useClientModeDefault = true;
private int soTimeout = 24 * 60 * 60 * 1000; // default: one day
private int connectTimeout = 60 * 60 * 1000; // default: one hour
private TrustChain trustChain = null;
private KeyMaterial keyMaterial = null;
private String[] enabledCiphers = null;
private String[] enabledProtocols = null;
private String defaultProtocol = "TLS";
private X509Certificate[] currentServerChain;
private X509Certificate[] currentClientChain;
private boolean wantClientAuth = true;
private boolean needClientAuth = false;
private SSLWrapperFactory sslWrapperFactory = SSLWrapperFactory.NO_WRAP;
private Map dnsOverride;
protected final boolean usingSystemProperties;
public SSL()
throws GeneralSecurityException, IOException {
boolean usingSysProps = false;
Properties props = System.getProperties();
boolean ksSet = props.containsKey("javax.net.ssl.keyStore");
boolean tsSet = props.containsKey("javax.net.ssl.trustStore");
if (ksSet) {
String path = System.getProperty("javax.net.ssl.keyStore");
String pwd = System.getProperty("javax.net.ssl.keyStorePassword");
pwd = pwd != null ? pwd : ""; // JSSE default is "".
File f = new File(path);
if (f.exists()) {
KeyMaterial km = new KeyMaterial(path, pwd.toCharArray());
setKeyMaterial(km);
usingSysProps = true;
}
}
boolean trustMaterialSet = false;
if (tsSet) {
String path = System.getProperty("javax.net.ssl.trustStore");
String pwd = System.getProperty("javax.net.ssl.trustStorePassword");
boolean pwdWasNull = pwd == null;
pwd = pwdWasNull ? "" : pwd; // JSSE default is "".
File f = new File(path);
if (f.exists()) {
TrustMaterial tm;
try {
tm = new TrustMaterial(path, pwd.toCharArray());
}
catch (GeneralSecurityException gse) {
// Probably a bad password. If we're using the default password,
// let's try and survive this setback.
if (pwdWasNull) {
tm = new TrustMaterial(path);
} else {
throw gse;
}
}
setTrustMaterial(tm);
usingSysProps = true;
trustMaterialSet = true;
}
}
/*
No default trust material was set. We'll use the JSSE standard way
where we test for "JSSE_CACERTS" first, and then fall back on
"CACERTS". We could just leave TrustMaterial null, but then our
setCheckCRL() and setCheckExpiry() features won't work. We need a
non-null TrustMaterial object in order to intercept and decorate
the JVM's default TrustManager.
*/
if (!trustMaterialSet) {
setTrustMaterial(TrustMaterial.DEFAULT);
}
this.usingSystemProperties = usingSysProps;
dirtyAndReloadIfYoung();
}
private void dirty() {
this.sslContext = null;
this.socketFactory = null;
this.serverSocketFactory = null;
}
private void dirtyAndReloadIfYoung()
throws NoSuchAlgorithmException, KeyStoreException,
KeyManagementException, IOException, CertificateException {
dirty();
if (initCount >= 0 && initCount <= 5) {
// The first five init's we do early (before any sockets are
// created) in the hope that will trigger any explosions nice
// and early, with the correct exception type.
// After the first five init's, we revert to a regular
// dirty / init pattern, and the "init" happens very late:
// just before the socket is created. If badness happens, a
// wrapping RuntimeException will be thrown.
init();
}
}
String dnsOverride(String host) {
if (dnsOverride != null && dnsOverride.containsKey(host)) {
String override = (String) dnsOverride.get(host);
if (override != null && !"".equals(override.trim())) {
return override;
}
}
return host;
}
public void setDnsOverride(Map m) {
this.dnsOverride = m;
}
public void setIsSecure(boolean b) {
this.isSecure = b;
}
public boolean isSecure() {
return isSecure;
}
public SSLContext getSSLContext()
throws GeneralSecurityException, IOException
{
Object obj = getSSLContextAsObject();
if (JavaImpl.isJava13()) {
try {
return (SSLContext) obj;
}
catch (ClassCastException cce) {
throw new ClassCastException("When using Java13 SSL, you must call SSL.getSSLContextAsObject() - " + cce);
}
}
return (SSLContext) obj;
}
/**
* @return com.sun.net.ssl.SSLContext or javax.net.ssl.SSLContext depending
* on the JSSE implementation we're using.
* @throws GeneralSecurityException problem creating SSLContext
* @throws IOException problem creating SSLContext
*/
public Object getSSLContextAsObject()
throws GeneralSecurityException, IOException
{
if (sslContext == null) {
init();
}
return sslContext;
}
public void addTrustMaterial(TrustChain trustChain)
throws NoSuchAlgorithmException, KeyStoreException,
KeyManagementException, IOException, CertificateException {
if (this.trustChain == null || trustChain == TrustMaterial.TRUST_ALL) {
this.trustChain = trustChain;
} else {
this.trustChain.addTrustMaterial(trustChain);
}
dirtyAndReloadIfYoung();
}
public void setTrustMaterial(TrustChain trustChain)
throws NoSuchAlgorithmException, KeyStoreException,
KeyManagementException, IOException, CertificateException {
this.trustChain = trustChain;
dirtyAndReloadIfYoung();
}
public void setKeyMaterial(KeyMaterial keyMaterial)
throws NoSuchAlgorithmException, KeyStoreException,
KeyManagementException, IOException, CertificateException {
this.keyMaterial = keyMaterial;
dirtyAndReloadIfYoung();
}
public X509Certificate[] getAssociatedCertificateChain() {
if (keyMaterial != null) {
List list = keyMaterial.getAssociatedCertificateChains();
return (X509Certificate[]) list.get(0);
} else {
return null;
}
}
public String[] getEnabledCiphers() {
return enabledCiphers != null ? enabledCiphers : getDefaultCipherSuites();
}
public void setEnabledCiphers(String[] ciphers) {
HashSet desired = new HashSet(Arrays.asList(ciphers));
desired.removeAll(SUPPORTED_CIPHERS_SET);
if (!desired.isEmpty()) {
throw new IllegalArgumentException("following ciphers not supported: " + desired);
}
this.enabledCiphers = ciphers;
}
public String[] getEnabledProtocols() {
return enabledProtocols;
}
public void setEnabledProtocols(String[] protocols) {
this.enabledProtocols = protocols;
}
public String getDefaultProtocol() {
return defaultProtocol;
}
public void setDefaultProtocol(String protocol) {
this.defaultProtocol = protocol;
dirty();
}
public boolean getCheckHostname() {
return checkHostname;
}
public void setCheckHostname(boolean checkHostname) {
this.checkHostname = checkHostname;
}
public void setHostnameVerifier(HostnameVerifier verifier) {
if (verifier == null) {
verifier = HostnameVerifier.DEFAULT;
}
this.hostnameVerifier = verifier;
}
public HostnameVerifier getHostnameVerifier() {
return hostnameVerifier;
}
public boolean getCheckCRL() {
return checkCRL;
}
public void setCheckCRL(boolean checkCRL) {
this.checkCRL = checkCRL;
}
public boolean getCheckExpiry() {
return checkExpiry;
}
public void setCheckExpiry(boolean checkExpiry) {
this.checkExpiry = checkExpiry;
}
public void setSoTimeout(int soTimeout) {
if (soTimeout < 0) {
throw new IllegalArgumentException("soTimeout must not be negative");
}
this.soTimeout = soTimeout;
}
public int getSoTimeout() {
return soTimeout;
}
public void setConnectTimeout(int connectTimeout) {
if (connectTimeout < 0) {
throw new IllegalArgumentException("connectTimeout must not be negative");
}
this.connectTimeout = connectTimeout;
}
public void setUseClientMode(boolean useClientMode) {
this.useClientModeDefault = false;
this.useClientMode = useClientMode;
}
public boolean getUseClientModeDefault() {
return useClientModeDefault;
}
public boolean getUseClientMode() {
return useClientMode;
}
public void setWantClientAuth(boolean wantClientAuth) {
this.wantClientAuth = wantClientAuth;
}
public void setNeedClientAuth(boolean needClientAuth) {
this.needClientAuth = needClientAuth;
}
public boolean getWantClientAuth() {
return wantClientAuth;
}
public boolean getNeedClientAuth() {
return needClientAuth;
}
public SSLWrapperFactory getSSLWrapperFactory() {
return this.sslWrapperFactory;
}
public void setSSLWrapperFactory(SSLWrapperFactory wf) {
this.sslWrapperFactory = wf;
}
private void initThrowRuntime() {
try {
init();
}
catch (GeneralSecurityException gse) {
throw JavaImpl.newRuntimeException(gse);
}
catch (IOException ioe) {
throw JavaImpl.newRuntimeException(ioe);
}
}
private void init()
throws NoSuchAlgorithmException, KeyStoreException,
KeyManagementException, IOException, CertificateException {
socketFactory = null;
serverSocketFactory = null;
this.sslContext = JavaImpl.init(this, trustChain, keyMaterial);
initCount++;
}
public void doPreConnectSocketStuff(Socket s) throws IOException {
if (s instanceof SSLSocket && !useClientModeDefault) {
((SSLSocket) s).setUseClientMode(useClientMode);
}
if (soTimeout > 0) {
s.setSoTimeout(soTimeout);
}
if (s instanceof SSLSocket) {
if (enabledProtocols != null) {
JavaImpl.setEnabledProtocols(s, enabledProtocols);
}
if (enabledCiphers != null) {
((SSLSocket) s).setEnabledCipherSuites(enabledCiphers);
}
}
}
public void doPostConnectSocketStuff(Socket s, String host)
throws IOException {
if (checkHostname && s instanceof SSLSocket) {
hostnameVerifier.check(host, (SSLSocket) s);
}
}
public Socket createSocket() throws IOException {
if (isSecure) {
return sslWrapperFactory.wrap(JavaImpl.createSocket(this));
} else {
Socket s = SocketFactory.getDefault().createSocket();
doPreConnectSocketStuff(s);
return s;
}
}
/**
* Attempts to get a new socket connection to the given host within the
* given time limit.
*
* @param remoteHost the host name/IP
* @param remotePort the port on the host
* @param localHost the local host name/IP to bind the socket to
* @param localPort the port on the local machine
* @param timeout the connection timeout (0==infinite)
* @return Socket a new socket
* @throws IOException if an I/O error occurs while creating the socket
* @throws UnknownHostException if the IP address of the host cannot be
* determined
*/
public Socket createSocket(
String remoteHost, int remotePort, InetAddress localHost, int localPort, int timeout
) throws IOException {
// Only use our factory-wide connectTimeout if this method was passed
// in a timeout of 0 (infinite).
int factoryTimeout = getConnectTimeout();
int connectTimeout = timeout == 0 ? factoryTimeout : timeout;
Socket s;
if (isSecure) {
s = JavaImpl.createSocket(
this, remoteHost, remotePort, localHost, localPort, connectTimeout
);
} else {
s = JavaImpl.createPlainSocket(
this, remoteHost, remotePort, localHost, localPort, connectTimeout
);
}
return sslWrapperFactory.wrap(s);
}
public Socket createSocket(
Socket s, String remoteHost, int remotePort, boolean autoClose
) throws IOException {
SSLSocketFactory sf = getSSLSocketFactory();
s = sf.createSocket(s, remoteHost, remotePort, autoClose);
doPreConnectSocketStuff(s);
doPostConnectSocketStuff(s, remoteHost);
return sslWrapperFactory.wrap(s);
}
public ServerSocket createServerSocket() throws IOException {
SSLServerSocket ss = JavaImpl.createServerSocket(this);
return getSSLWrapperFactory().wrap(ss, this);
}
/**
* Attempts to get a new socket connection to the given host within the
* given time limit.
*
* @param localHost the local host name/IP to bind against (null == ANY)
* @param port the port to listen on
* @param backlog number of connections allowed to queue up for accept().
* @return SSLServerSocket a new server socket
* @throws IOException if an I/O error occurs while creating thesocket
*/
public ServerSocket createServerSocket(int port, int backlog,
InetAddress localHost)
throws IOException {
SSLServerSocketFactory f = getSSLServerSocketFactory();
ServerSocket ss = f.createServerSocket(port, backlog, localHost);
SSLServerSocket s = (SSLServerSocket) ss;
doPreConnectServerSocketStuff(s);
return getSSLWrapperFactory().wrap(s, this);
}
public void doPreConnectServerSocketStuff(SSLServerSocket s)
throws IOException {
if (soTimeout > 0) {
s.setSoTimeout(soTimeout);
}
if (enabledProtocols != null) {
JavaImpl.setEnabledProtocols(s, enabledProtocols);
}
if (enabledCiphers != null) {
s.setEnabledCipherSuites(enabledCiphers);
}
/*
setNeedClientAuth( false ) has an annoying side effect: it seems to
reset setWantClient( true ) back to to false. So I do things this
way to make sure setting things "true" happens after setting things
"false" - giving "true" priority.
*/
if (!wantClientAuth) {
JavaImpl.setWantClientAuth(s, false);
}
if (!needClientAuth) {
s.setNeedClientAuth(false);
}
if (wantClientAuth) {
JavaImpl.setWantClientAuth(s, true);
}
if (needClientAuth) {
s.setNeedClientAuth(true);
}
}
public SSLSocketFactory getSSLSocketFactory() {
if (sslContext == null) {
initThrowRuntime();
}
if (socketFactory == null) {
socketFactory = JavaImpl.getSSLSocketFactory(sslContext);
}
return socketFactory;
}
public SSLServerSocketFactory getSSLServerSocketFactory() {
if (sslContext == null) {
initThrowRuntime();
}
if (serverSocketFactory == null) {
serverSocketFactory = JavaImpl.getSSLServerSocketFactory(sslContext);
}
return serverSocketFactory;
}
public int getConnectTimeout() {
return connectTimeout;
}
public String[] getDefaultCipherSuites() {
return getSSLSocketFactory().getDefaultCipherSuites();
}
public String[] getSupportedCipherSuites() {
String[] s = new String[SUPPORTED_CIPHERS.length];
System.arraycopy(SUPPORTED_CIPHERS, 0, s, 0, s.length);
return s;
}
public TrustChain getTrustChain() {
return trustChain;
}
public void setCurrentServerChain(X509Certificate[] chain) {
this.currentServerChain = chain;
}
public void setCurrentClientChain(X509Certificate[] chain) {
this.currentClientChain = chain;
}
public X509Certificate[] getCurrentServerChain() {
return currentServerChain;
}
public X509Certificate[] getCurrentClientChain() {
return currentClientChain;
}
}