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package com.sun.enterprise.tools.admingui.util;
import java.security.NoSuchAlgorithmException;
import java.security.KeyManagementException;
import javax.net.ssl.HttpsURLConnection;
import java.security.cert.X509Certificate;
import javax.net.ssl.SSLContext;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLSession;
import javax.net.ssl.X509TrustManager;
import com.sun.appserv.management.client.TrustAnyTrustManager;
/**
* This class trusts any server generated certifcate blindly to
* handle ssl connection. We have commented out the code to generate
* client certificate, and store server certificate in truststore during
* handshake. We use it if necessary later, right now we just trust it.
*/
public class JSSE {
/* public String getHostFromCertificate() throws Exception {
HttpsURLConnection https = getHttpsURLConnection();
https.connect();
//We don't have to do the following, may be we can getaway with just
//accepting any server certificate.
Certificate[] cert = https.getServerCertificates();
generateTrustStore(cert[0]);
String dn = getDistinguishedName(cert[0]);
String hostName = getHostNameFromDN(dn);
return hostName;
}
private void generateTrustStore(Certificate cert) throws Exception {
File f = new File("certdb.jks");
FileOutputStream fout = new FileOutputStream(f);
KeyStore key = KeyStore.getInstance("JKS");//default is JKS
key.load(null, null); //initialize keystore
key.setCertificateEntry("s1as", cert);
key.store(fout, new char[]{'c', 'h', 'a', 'n', 'g', 'e', 'i', 't'});
System.setProperty("javax.net.ssl.trustStore", "out.jks");
System.setProperty("javax.net.ssl.trustStorePassword", "changeit");
}
private String getDistinguishedName(Certificate cert) {
String dn = ((X509Certificate)cert).getSubjectX500Principal().getName();
return dn;
}
private String getHostNameFromDN(String dn) {
StringTokenizer str = new StringTokenizer(dn, ",");
String s = str.nextToken();
return s.substring(s.indexOf("=")+1);
}*/
public static void trustAnyServerCertificate() throws NoSuchAlgorithmException, KeyManagementException {
SSLContext sslc = SSLContext.getInstance("SSLv3");
final X509TrustManager[] tms = TrustAnyTrustManager.getInstanceArray();
sslc.init(null, tms, null);
if (sslc != null) {
HttpsURLConnection.setDefaultSSLSocketFactory(sslc.getSocketFactory());
}
if(HttpsURLConnection.getDefaultHostnameVerifier() instanceof AcceptAnyHostName) {
return;
}
HostnameVerifier hv = new AcceptAnyHostName();
HttpsURLConnection.setDefaultHostnameVerifier(hv);
}
private static class AcceptAnyHostName implements HostnameVerifier{
public boolean verify(String s, SSLSession ssl) {
return true;
}
}
}