| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.kerby.has.plugins.server.ldap; |
| |
| import org.apache.directory.api.ldap.model.entry.Entry; |
| import org.apache.directory.api.ldap.model.exception.LdapException; |
| import org.apache.directory.api.ldap.model.exception.LdapInvalidAttributeValueException; |
| import org.apache.directory.api.ldap.model.exception.LdapInvalidDnException; |
| import org.apache.directory.api.ldap.model.name.Dn; |
| import org.apache.directory.api.ldap.model.name.Rdn; |
| import org.apache.directory.api.ldap.model.password.PasswordUtil; |
| import org.apache.directory.ldap.client.api.LdapNetworkConnection; |
| import org.apache.kerby.has.common.HasException; |
| import org.apache.kerby.has.plugins.server.ldap.conf.LDAPServerConf; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| |
| public class LDAPUtils { |
| public static final Logger LOG = LoggerFactory.getLogger(LDAPUtils.class); |
| |
| private static String ldapServerConfDir = "/etc/has/"; |
| private static LDAPServerConf ldapServerConf = null; |
| static { |
| try { |
| ldapServerConf = new LDAPServerConf(ldapServerConfDir); |
| } catch (Exception e) { |
| LOG.error("load conf failed,", e); |
| } |
| } |
| |
| public static boolean doUserAuth(String user, String pwd) throws HasException, IOException { |
| LdapNetworkConnection connection = new LdapNetworkConnection( |
| ldapServerConf.getHost(), Integer.parseInt(ldapServerConf.getPort())); |
| try { |
| connection.bind(ldapServerConf.getBindDN(), ldapServerConf.getBindPwd()); |
| } catch (LdapException e) { |
| connection.close(); |
| throw new HasException("Failed to bind. " + e.getMessage()); |
| } |
| Dn dn; |
| try { |
| dn = new Dn(new Rdn(ldapServerConf.getUserNameAttr(), user), |
| new Dn(ldapServerConf.getBaseDN())); |
| } catch (LdapInvalidDnException e) { |
| connection.close(); |
| throw new HasException(e.getMessage()); |
| } |
| Entry entry; |
| try { |
| entry = connection.lookup(dn); |
| } catch (LdapException e) { |
| throw new HasException(e.getMessage()); |
| } finally { |
| connection.close(); |
| } |
| |
| if (entry == null) { |
| throw new HasException("Please check your user name: " + user); |
| } |
| try { |
| if (PasswordUtil.compareCredentials(pwd.getBytes(), entry.get("userpassword").getBytes())) { |
| return true; |
| } else { |
| throw new HasException("Wrong user password."); |
| } |
| } catch (LdapInvalidAttributeValueException e) { |
| throw new HasException(e.getMessage()); |
| } |
| } |
| } |