| /** |
| * 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.hadoop.yarn.server.resourcemanager.security; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.yarn.api.records.QueueACL; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.security.AccessRequest; |
| import org.apache.hadoop.yarn.security.YarnAuthorizationProvider; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.SchedulerUtils; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CSQueue; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler; |
| |
| import java.util.List; |
| |
| public class QueueACLsManager { |
| |
| private static final Log LOG = LogFactory.getLog(QueueACLsManager.class); |
| |
| private ResourceScheduler scheduler; |
| private boolean isACLsEnable; |
| private YarnAuthorizationProvider authorizer; |
| |
| @VisibleForTesting |
| public QueueACLsManager() { |
| this(null, new Configuration()); |
| } |
| |
| public QueueACLsManager(ResourceScheduler scheduler, Configuration conf) { |
| this.scheduler = scheduler; |
| this.isACLsEnable = conf.getBoolean(YarnConfiguration.YARN_ACL_ENABLE, |
| YarnConfiguration.DEFAULT_YARN_ACL_ENABLE); |
| this.authorizer = YarnAuthorizationProvider.getInstance(conf); |
| } |
| |
| public boolean checkAccess(UserGroupInformation callerUGI, QueueACL acl, |
| RMApp app, String remoteAddress, List<String> forwardedAddresses) { |
| if (!isACLsEnable) { |
| return true; |
| } |
| |
| if (scheduler instanceof CapacityScheduler) { |
| CSQueue queue = ((CapacityScheduler) scheduler).getQueue(app.getQueue()); |
| if (queue == null) { |
| // Application exists but the associated queue does not exist. |
| // This may be due to queue is removed after RM restarts. Here, we choose |
| // to allow users to be able to view the apps for removed queue. |
| LOG.error("Queue " + app.getQueue() + " does not exist for " + app |
| .getApplicationId()); |
| return true; |
| } |
| return authorizer.checkPermission( |
| new AccessRequest(queue.getPrivilegedEntity(), callerUGI, |
| SchedulerUtils.toAccessType(acl), |
| app.getApplicationId().toString(), app.getName(), |
| remoteAddress, forwardedAddresses)); |
| } else { |
| return scheduler.checkAccess(callerUGI, acl, app.getQueue()); |
| } |
| } |
| } |