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| import java.nio.charset.Charset;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.directory.Attributes;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import sun.misc.BASE64Encoder;
// @Importer library
public class ConnexionLDAP3 {
public static void main(String[] args) {
String adresseServLDAP = "ADRESSELDAP";
String portServLDAP = "PORT";
String userInterneLDAP = "UserInterne";
String mdpUserInterneLDAP = "mdpuserinterne";
String userData = "userdata";
String mdpData = "mdpuserdata";
ConnectLDAP(adresseServLDAP, portServLDAP, userInterneLDAP,
mdpUserInterneLDAP, userData, mdpData);
}
public static String ConnectLDAP(String adresseServLDAP,
String portServLDAP, String userInterneLDAP,
String mdpUserInterneLDAP, String userData, String mdpData)
{
String retour ="nothing";
// Connexion - Authentification LDAP
Hashtable environnement = new Hashtable();
environnement.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
environnement.put(Context.PROVIDER_URL, "ldap://" + adresseServLDAP+ ":" + portServLDAP + "/");
environnement.put(Context.SECURITY_AUTHENTICATION, "simple");
environnement.put(Context.SECURITY_PRINCIPAL, userInterneLDAP);
environnement.put(Context.SECURITY_CREDENTIALS, mdpUserInterneLDAP);
BASE64Encoder enc = new BASE64Encoder();
MessageDigest digest = null;
try {
// On appelle le contexte à partir de l'environnement
DirContext contexte = new InitialDirContext(environnement);
System.out.println("Connexion au serveur : SUCCES");
try {
// On recupere les attributs
Attributes attrs = contexte.getAttributes(userInterneLDAP);
System.out.println("Recupération des attributs : SUCCES");
// Recup Login
String userFinded = attrs.get("objectClass").toString();
System.out.println(userFinded);
stringtotable(userFinded);
// Recupération password LDAP
byte[] bb = (byte[]) (attrs.get("userPassword").get());
String lStringLDAP = new String(bb, Charset.forName("UTF8"));
// System.out.println("Donnée LDAP :");
System.out.println("Donnée mdp reçu LDAP : "+lStringLDAP);
// parsage du login
userFinded = smartCutData(userFinded, "givenName");
try{
String pass = base64(md5(mdpData));
String lStringData = encode(mdpData, "MD5");
System.out.println(lStringData);
byte [] byteData = lStringData.getBytes();
lStringData = base64(byteData);
System.out.println("pass "+pass);
}
catch (Exception e){
}
// Check validité authentification
retour = checkIds(userData, userFinded, mdpData,"sneacke");
if (retour == "OK") {
retour = retour + "/";
// traitement
//fin de retour double dash
retour = retour + "/";
}
} catch (NamingException e) {
System.out.println("Recuperation ECHEC");
e.printStackTrace();
retour = "erreur parametrage";
}
} catch (NamingException e) {
System.out.println("Connexion au serveur : ECHEC");
retour = "impossible de se connecter au LDAP";
e.printStackTrace();
}
System.out.println(retour);
return retour;
}
public static String CheckValue (String ldapValue, String dataValue, String returnValue) {
if ( ldapValue != dataValue){
if (returnValue == "Ok"){ returnValue = "Ok/";};
returnValue = returnValue + ldapValue + "/";
}
return returnValue;
}
private static String smartCutData(String value, String attribute) {
String cutValue;
cutValue = "Undefined";
if (attribute == "givenName") {
cutValue = value.substring(11);
}
if (attribute == "userPassword") {
cutValue = value.substring(14);
}
return cutValue;
}
private static String checkIds(String loginData, String loginLDAP,
String mdpData, String mdpLDAP) {
String cutValue;
cutValue = "Undefined";
if (loginData.equals(loginLDAP)) {
cutValue = "Login connu";
} else {
System.out.println("Login inconnu");
cutValue = "Login inconnu";
}
if (cutValue == "Login connu") {
if (mdpData == mdpLDAP) {
cutValue = "OK";
System.out.println("Login & Mot de passe : SUCCES");
} else {
cutValue = "Mdp Incorrect";
System.out.println("Mdp incorrect");
}
}
return cutValue;
}
public static String base64(byte[] bytes) {
return "{MD5}" + new sun.misc.BASE64Encoder().encode(bytes);
}
private static String encode(String password, String algorithm) {
byte[] hash = null;
try {
MessageDigest md = MessageDigest.getInstance(algorithm);
hash = md.digest(password.getBytes());
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
StringBuilder sb = new StringBuilder();
for (int i = 0; i < hash.length; ++i) {
String hex = Integer.toHexString(hash[i]);
if (hex.length() == 1) {
sb.append(0);
sb.append(hex.charAt(hex.length() - 1));
} else {
sb.append(hex.substring(hex.length() - 2));
}
}
return sb.toString();
}
public static byte[] md5(String text) throws Exception {
MessageDigest md = MessageDigest.getInstance("MD5");
return md.digest(text.getBytes("utf-8"));
}
/*
* Function convertissant les string en table
* Les strings doivent etre séparé par une virgule
*/
public static Object[] stringtotable(String chaineString) {
String[] splitArray = null;
splitArray = chaineString.split(",");
return splitArray;
}
} |
