001 /*
002 * Copyright (C) 2012 eXo Platform SAS.
003 *
004 * This is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU Lesser General Public License as
006 * published by the Free Software Foundation; either version 2.1 of
007 * the License, or (at your option) any later version.
008 *
009 * This software is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public
015 * License along with this software; if not, write to the Free
016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018 */
019
020 package org.crsh.auth;
021
022 import org.crsh.plugin.CRaSHPlugin;
023 import org.crsh.plugin.PluginContext;
024 import org.crsh.plugin.PropertyDescriptor;
025
026 import java.util.Arrays;
027
028 public class SimpleAuthenticationPlugin extends
029 CRaSHPlugin<AuthenticationPlugin> implements
030 AuthenticationPlugin<String> {
031
032 /** The username. */
033 public static final PropertyDescriptor<String> SIMPLE_USERNAME =
034 PropertyDescriptor.create(
035 "auth.simple.username",
036 "admin",
037 "The username");
038
039 /** The password. */
040 public static final PropertyDescriptor<String> SIMPLE_PASSWORD =
041 PropertyDescriptor.create(
042 "auth.simple.password",
043 "admin",
044 "The password",
045 true);
046
047 /** . */
048 private String username;
049
050 /** . */
051 private String password;
052
053 @Override
054 protected Iterable<PropertyDescriptor<?>> createConfigurationCapabilities() {
055 return Arrays.<PropertyDescriptor<?>>asList(
056 SIMPLE_USERNAME,
057 SIMPLE_PASSWORD);
058 }
059
060 public Class<String> getCredentialType() {
061 return String.class;
062 }
063
064 @Override
065 public AuthenticationPlugin getImplementation() {
066 return this;
067 }
068
069 @Override
070 public void init() {
071 PluginContext context = getContext();
072 this.username = context.getProperty(SIMPLE_USERNAME);
073 this.password = context.getProperty(SIMPLE_PASSWORD);
074 }
075
076 public String getName() {
077 return "simple";
078 }
079
080 public boolean authenticate(String username, String password)
081 throws Exception {
082 return this.username != null &&
083 this.password != null &&
084 this.username.equals(username) &&
085 this.password.equals(password);
086 }
087 }