package railo.runtime.net.http;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.GeneralSecurityException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;
import railo.commons.io.IOUtil;
import railo.commons.io.res.Resource;
public class CertificateInstaller {
private String host;
private int port;
private char[] passphrase;
private Resource source;
private TrustManagerFactory tmf;
private SavingTrustManager tm;
private SSLContext context;
private KeyStore ks;
public CertificateInstaller(Resource source,String host, int port) throws IOException, KeyStoreException, GeneralSecurityException {
this(source,host,port,"changeit".toCharArray());
}
public CertificateInstaller(Resource source,String host, int port, char[] passphrase) throws IOException, KeyStoreException, GeneralSecurityException {
this.source=source;
this.host=host;
this.port=port;
this.passphrase=passphrase;
ks=null;
InputStream in = source.getInputStream();
try{
ks = KeyStore.getInstance(KeyStore.getDefaultType());
ks.load(in, passphrase);
}
finally{
IOUtil.closeEL(in);
}
context = SSLContext.getInstance("TLS");
tmf =
TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
tmf.init(ks);
X509TrustManager defaultTrustManager = (X509TrustManager)tmf.getTrustManagers()[0];
tm = new SavingTrustManager(defaultTrustManager);
context.init(null, new TrustManager[] {tm}, null);
checkCertificate();
if (tm.chain == null)
throw new IOException("Could not obtain server certificate chain");
}
public void installAll() throws IOException, KeyStoreException, NoSuchAlgorithmException, CertificateException {
for(int i=0;i<tm.chain.length;i++){
install(i);
}
}
public void install(int index) throws IOException, KeyStoreException, NoSuchAlgorithmException, CertificateException {
X509Certificate cert = tm.chain[index];
String alias = host + "-" + (index + 1);
ks.setCertificateEntry(alias, cert);
OutputStream os = source.getOutputStream();
try{
ks.store(os, passphrase);
}
finally{
IOUtil.closeEL(os);
}
/*
System.out.println();
System.out.println(cert);
System.out.println();
System.out.println
("Added certificate to keystore 'jssecacerts' using alias '"
+ alias + "'");
*/
}
/**
* checks if a certificate is installed for given host:port
* @param context
* @param host
* @param port
* @return
*/
public IOException checkCertificate() {
SSLSocketFactory factory = context.getSocketFactory();
//System.out.println("Opening connection to " + host + ":" + port + "...");
try {
SSLSocket socket = (SSLSocket)factory.createSocket(host, port);
socket.setSoTimeout(10000);
socket.startHandshake();
socket.close();
return null;
}
catch (IOException e) {
return e;
}
}
public void printCertificates() {
System.out.println("Server sent " + tm.chain.length + " certificate(s):");
for (int i = 0; i < tm.chain.length; i++) {
X509Certificate cert = tm.chain[i];
System.out.println
(" " + (i + 1) + " Subject " + cert.getSubjectDN());
System.out.println(" Issuer " + cert.getIssuerDN());
System.out.println();
}
}
public X509Certificate[] getCertificates() {
return tm.chain;
}
private static class SavingTrustManager implements X509TrustManager {
private final X509TrustManager tm;
private X509Certificate[] chain;
SavingTrustManager(X509TrustManager tm) {
this.tm = tm;
}
public X509Certificate[] getAcceptedIssuers() {
throw new UnsupportedOperationException();
}
public void checkClientTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
throw new UnsupportedOperationException();
}
public void checkServerTrusted(X509Certificate[] chain, String authType)
throws CertificateException {
this.chain = chain;
tm.checkServerTrusted(chain, authType);
}
}
/*
public static void main(String[] args) throws Exception {
//String host="jira.jboss.org";
String host="sso.vogel.de";
int port=443;
char[] passphrase="changeit".toCharArray();
ResourceProvider frp = ResourcesImpl.getFileResourceProvider();
Resource source = frp.getResource("/Users/mic/Temp/cacerts");
CertificateInstaller util = new CertificateInstaller(source,host,port,passphrase);
util.printCertificates();
util.installAll();
}
*/
}