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package fr.astre.client;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.security.KeyManagementException;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManagerFactory;
public final class Client {
boolean error = true;
/** Trame d'authentification. */
private String login = null;
private String mdp = null;
/** Algorihtme de certification. */
public static final String ALGORITHM = "sunx509";
/** Type du conteneur keystore. */
public static final String KEYSTORE_TYPE = "JKS";
/** Protocole SSL à utiliser. */
public static final String PROTOCOL = "TLS";
/** Canaux de communication. */
private PrintWriter out;
private BufferedReader in;
private BufferedWriter fileCfg = null;
private SSLSocket socket = null;
/**
* @param args
* host, port, keystore, pass.
* @throws KeyStoreException
* @throws KeyStoreException
* @throws IOException
* @throws FileNotFoundException
* @throws CertificateException
* @throws NoSuchAlgorithmException
* @throws IOException
* @throws FileNotFoundException
* @throws CertificateException
* @throws NoSuchAlgorithmException
* @throws UnrecoverableKeyException
* @throws UnrecoverableKeyException
* @throws KeyManagementException
* @throws KeyManagementException
*/
public Client(String login, String mdp) throws KeyStoreException,
NoSuchAlgorithmException, CertificateException,
FileNotFoundException, IOException, UnrecoverableKeyException,
KeyManagementException {
this.login = login;
this.mdp = mdp;
// Récupérer les infos.
final String host = "127.0.0.1";
final int port = 9999;
final String keystorePath = "mySrvKeystore";
final String keystorePass = "123456";
// Les objets que l'on va utiliser.
// SSLSocket socket = null;
SSLSocketFactory sslsf = null;
KeyManagerFactory kmf = null;
KeyStore ks = null;
TrustManagerFactory tmf = null;
SSLContext sslc = null;
// Récupérer la keystore et charger le fichier.
ks = KeyStore.getInstance(KEYSTORE_TYPE);
ks.load(ClassLoader.getSystemResourceAsStream(keystorePath), keystorePass.toCharArray());
// Récupérer une instance d'un KeyManagerFactory et l'initialiser.
kmf = KeyManagerFactory.getInstance(ALGORITHM);
kmf.init(ks, keystorePass.toCharArray());
// Récupérer une instance d'un TrustManagerFactory et l'initialiser.
tmf = TrustManagerFactory.getInstance(ALGORITHM);
tmf.init(ks);
// Récupérer une instace d'un SSLContext et l'initialiser.
sslc = SSLContext.getInstance(PROTOCOL);
sslc.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);
// Récupérer une instance d'une fabrique à socket SSL,
// puis intancier une socket.
sslsf = sslc.getSocketFactory();
try {
socket = (SSLSocket) sslsf.createSocket(host, port);
out = new PrintWriter(socket.getOutputStream());
in = new BufferedReader(new InputStreamReader(socket
.getInputStream()));
error = false;
} catch (java.net.ConnectException e) {
// TODO Auto-generated catch block
System.err.println("Client : " + e.getMessage());
error = true;
/**
* Erreurs possibles : Firewall qui bloque l'ouverture d'une socket
* Serveur distant non joignable
*
*
*/
}
}
public boolean Connexion() {
boolean succes = false;
String temp;
if (!this.error) {
try {
// Réponse du serveur
temp = in.readLine();
System.out.println("Serveur 1: '" + temp + "'");
if (temp.equals(dial.getAuthLog())) {
out.println(login);
out.flush();
temp = in.readLine();
System.out.println("Serveur 2: '" + temp + "'");
if (temp.equals(dial.getAuthMdp())) {
out.println(mdp);
out.flush();
temp = in.readLine();
System.out.println("Serveur 3: '" + temp + "'");
if (temp.equals(dial.getAuthSucc())) {
temp = in.readLine();
System.out.println("Serveur 4: '" + temp + "'");
if (temp.equals(dial.getSendCfg())) {
System.out.println("Reception FIchier ??");
// Si le fichier est bien réceptionné alors on
// ferme la
// connexion
if (this.recpFile()) {
this.close();
succes = true;
}
}
} else if (temp.equals(dial.getAuthFail())) {
this.close();
}
}
}
} catch (IOException e) {
// TODO Auto-generated catch block
// e.printStackTrace();
this.close();
}
}
return succes; // retourne true si ok
}
private void close() {
/**
* Averti le serveur que le client ferme la connexion
*/
out.println(dial.getDecoCli());
out.flush();
try {
socket.close();
System.out.println("La connexion a été fermée.");
} catch (IOException e) {
// TODO Auto-generated catch block
System.out.println(e.getMessage());
}
} |
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