int port = DEFAULT_PORT;
if (args.length > 0) {
try {
port = Integer.parseInt(args[0]);
if (port < 0 || port >= 65536) {
System.out.println("Port must between 0 and 65535");
return;
}
}
catch (NumberFormatException ex) {}
}
try {
SSLContext context = SSLContext.getInstance(algorithm);
// The reference implementation only supports X.509 keys
KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
// Sun's default kind of key store
KeyStore ks = KeyStore.getInstance("JKS");
// For security, every key store is encrypted with a
// pass phrase that must be provided before we can load
// it from disk. The pass phrase is stored as a char[] array
// so it can be wiped from memory quickly rather than
// waiting for a garbage collector. Of course using a string
// literal here completely defeats that purpose.
char[] password = "2andnotafnord".toCharArray();
ks.load(new FileInputStream("jnp3e.keys"), password);
kmf.init(ks, password);
//
context.init(kmf.getKeyManagers(), null, null);
SSLServerSocketFactory factory
= context.getServerSocketFactory();
SSLServerSocket server
= (SSLServerSocket) factory.createServerSocket(port);
String[] supported = server.getSupportedCipherSuites();
String[] anonCipherSuitesSupported = new String[supported.length];
int numAnonCipherSuitesSupported = 0;
for (int i = 0; i < supported.length; i++) {
if (supported[i].indexOf("_anon_") > 0) {
anonCipherSuitesSupported[numAnonCipherSuitesSupported++] = supported[i];
}
}
String[] oldEnabled = server.getEnabledCipherSuites();
String[] newEnabled = new String[oldEnabled.length
+ numAnonCipherSuitesSupported];
System.arraycopy(oldEnabled, 0, newEnabled, 0, oldEnabled.length);
System.arraycopy(anonCipherSuitesSupported, 0, newEnabled,
oldEnabled.length, numAnonCipherSuitesSupported);
server.setEnabledCipherSuites(newEnabled);
// Now all the set up is complete and we can focus
// on the actual communication.
try {
while (true) {
// This socket will be secure,
// but there's no indication of that in the code!
Socket theConnection = server.accept();
InputStream in = theConnection.getInputStream();
int c;
while ((c = in.read()) != -1) {
System.out.write(c);
}
theConnection.close();
} // end while
} // end try
catch (IOException ex) {
System.err.println(ex);
} // end catch
} // end try
catch (IOException ex) {
ex.printStackTrace();
} // end catch
catch (KeyManagementException ex) {
ex.printStackTrace();
} // end catch
catch (KeyStoreException ex) {
ex.printStackTrace();
} // end catch
catch (NoSuchAlgorithmException ex) {
ex.printStackTrace();
} // end catch
catch (java.security.cert.CertificateException ex) {
ex.printStackTrace();
} // end catch
catch (UnrecoverableKeyException ex) {
ex.printStackTrace();
} // end catch
