/**
* Performs a user authentication, and returns the proper Distinguished Name
*
* @param user User name
* @param password User password
* @return String
* @exception DirectoryException
*/
public String authenticate(String user, String password) throws DirectoryException {
try {
if (this.conf.getProperty("ldap.manager") != null
&& this.conf.getProperty("ldap.password") != null) {
this.lc.setUser(
this.conf.getProperty("ldap.manager"), this.conf.getProperty("ldap.password"));
}
LDAPDirectoryReader qry =
new LDAPDirectoryReader(this.lc, this.conf.getProperty("ldap.basedn"));
LDAPDirectoryQuery _q = new LDAPDirectoryQuery();
if (this.conf.getProperty("ldap.auth.userID") == null) {
throw new DirectoryException("can't find ldap.auth.userID");
}
_q.addCondition(this.conf.getProperty("ldap.auth.userID"), user, LDAPDirectoryQuery.EXACT);
List<Identity> _results = qry.search(_q);
if (_results == null || _results.size() <= 0) {
throw new DirectoryException("user not found");
}
Identity _e = (Identity) _results.get(0);
if (_e == null) {
throw new DirectoryException("user not found");
}
this.lc.authenticate(_e.getID(), password, LDAPConnection.AUTHENTICATION_SIMPLE);
return _e.getID();
} catch (LDAPException e) {
throw new DirectoryException(e.getMessage());
}
}
/**
* Creates an instance of the object using <code>Configuration</code> with all the parameters
* needed, like ldap.host, ldap.manager, ldap.password ldap.basedn, etc.
*
* @param configuration Configuration
* @exception DirectoryException
*/
public DirectoryAuthenticator(final Properties configuration) throws DirectoryException {
this.conf = configuration;
try {
if (this.conf.getProperty("ldap.host") == null
|| this.conf.getProperty("ldap.basedn") == null) {
throw new DirectoryException("can't find LDAP properties");
}
int port = LDAPConnection.DEFAULT_PORT;
try {
port = Integer.parseInt(this.conf.getProperty("ldap.port"));
} catch (NumberFormatException e) {
// nothing
}
this.lc = new LDAPConnection(this.conf.getProperty("ldap.host"), port);
if (this.conf.getProperty("ldap.ssl") != null
&& this.conf.getProperty("ldap.ssl").toLowerCase().equals("true")) {
this.lc.setSecure(new File(this.conf.getProperty("ldap.ssl.store")));
}
} catch (LDAPException e) {
throw new DirectoryException(e.getMessage());
}
}
