Android Open Source - GenericServer S S L Server

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License

The source code is released under:

GNU General Public License

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Java Source Code

package com.davecoss.android.genericserver;
//  www.ja  v  a 2s.  c o  m
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.UnknownHostException;
import java.security.KeyStore;
import java.security.SecureRandom;
import java.util.Arrays;

import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLServerSocketFactory;
import javax.net.ssl.TrustManagerFactory;

public class SSLServer extends GenericServer {

  public static String DEFAULT_PROVIDER = "BKS";
  
  protected File keyfile = null;
  protected String provider = DEFAULT_PROVIDER;
  
  
  public SSLServer(ServerHandler handler) throws UnknownHostException {
    super(handler);
    handler.info("SSLServer", "Creating SSLServer object");
    keyfile = new File("keystore");
  }
  
  public SSLServer(InetAddress addr, ServerHandler handler) {
    super(addr, handler);
    keyfile = new File("keystore");
  }
  
  public SSLServer(InetAddress addr, int port, ServerHandler handler) {
    super(addr, port, handler);
    keyfile = new File("keystore");
  }
  
  public void set_keystore(File newfile) {
    keyfile = newfile;
  }
  
  public void set_provider(String new_provider) {
    this.provider = new_provider;
  }
  
  public String get_provider() {
    return this.provider;
  }
  
  protected ServerSocket get_new_socket() throws IOException, HTTPError {
    handler.debug("SSLServer.get_new_socket", "Creating new SSL Socket");
    
    // init keystore
    if(keyfile == null)
      throw new IOException("Unspecified key file");
    
    handler.info("SSLServer.get_new_socket", "Initializing SSL");
    char[] pass = handler.get_password();
    FileInputStream keyfilestream = new FileInputStream(keyfile);
    SSLServerSocketFactory sslserversocketfactory = null;
    try {
      KeyStore keyStore = KeyStore.getInstance(this.provider);
      keyStore.load(keyfilestream, pass);
      KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance(
          KeyManagerFactory.getDefaultAlgorithm());
      keyManagerFactory.init(keyStore, pass);
      TrustManagerFactory trust = TrustManagerFactory.getInstance("X509");
            trust.init(keyStore);
      SSLContext sslContext = SSLContext.getInstance("TLS");//SSLContext.getDefault();
      sslContext.init(keyManagerFactory.getKeyManagers(), trust.getTrustManagers(), new SecureRandom());
      sslserversocketfactory = sslContext.getServerSocketFactory();
      
    } catch (Exception e) {
      handler.error("ServerSocket.get_new_socket", "Error Starting SSL Socket");
      handler.traceback(e);
      throw new HTTPError(e.getMessage());
    } finally {
      if(keyfilestream != null)
        keyfilestream.close();
      if(pass != null)
        Arrays.fill(pass, '*');
    }
    if(sslserversocketfactory == null)
      throw new HTTPError("Error creating SSL Socket Factory.");
    
    return sslserversocketfactory.createServerSocket(port, 0, addr);

  }
}

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