/**
* 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.ambari.server.security.authorization;
import java.util.Collection;
import java.util.Collections;
import org.apache.ambari.server.orm.dao.MemberDAO;
import org.apache.ambari.server.orm.dao.PrivilegeDAO;
import org.apache.ambari.server.orm.dao.UserDAO;
import org.apache.ambari.server.orm.entities.PrivilegeEntity;
import org.apache.ambari.server.orm.entities.UserEntity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.ldap.core.DirContextOperations;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.ldap.userdetails.LdapAuthoritiesPopulator;
import com.google.inject.Inject;
/**
* Provides authorities population for LDAP user from LDAP catalog
*/
public class AmbariLdapAuthoritiesPopulator implements LdapAuthoritiesPopulator {
private static final Logger log = LoggerFactory.getLogger(AmbariLdapAuthoritiesPopulator.class);
private AuthorizationHelper authorizationHelper;
UserDAO userDAO;
MemberDAO memberDAO;
PrivilegeDAO privilegeDAO;
Users users;
@Inject
public AmbariLdapAuthoritiesPopulator(AuthorizationHelper authorizationHelper,
UserDAO userDAO, MemberDAO memberDAO, PrivilegeDAO privilegeDAO,
Users users) {
this.authorizationHelper = authorizationHelper;
this.userDAO = userDAO;
this.memberDAO = memberDAO;
this.privilegeDAO = privilegeDAO;
this.users = users;
}
@Override
public Collection<? extends GrantedAuthority> getGrantedAuthorities(DirContextOperations userData, String username) {
username = AuthorizationHelper.resolveLoginAliasToUserName(username);
log.info("Get authorities for user " + username + " from local DB");
UserEntity user;
user = userDAO.findLdapUserByName(username);
if (user == null) {
log.error("Can't get authorities for user " + username + ", he is not present in local DB");
return Collections.emptyList();
}
if(!user.getActive()){
throw new InvalidUsernamePasswordCombinationException();
}
Collection<PrivilegeEntity> privilegeEntities = users.getUserPrivileges(user);
return authorizationHelper.convertPrivilegesToAuthorities(privilegeEntities);
}
}