| /** |
| * 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 java.util.List; |
| |
| 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.security.AccessRequest; |
| 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 org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * This is the implementation of {@link QueueACLsManager} based on the |
| * {@link CapacityScheduler}. |
| */ |
| public class CapacityQueueACLsManager extends QueueACLsManager { |
| private static final Logger LOG = LoggerFactory |
| .getLogger(CapacityQueueACLsManager.class); |
| |
| public CapacityQueueACLsManager(ResourceScheduler scheduler, |
| Configuration conf) { |
| super(scheduler, conf); |
| } |
| |
| @Override |
| public boolean checkAccess(UserGroupInformation callerUGI, QueueACL acl, |
| RMApp app, String remoteAddress, List<String> forwardedAddresses) { |
| if (!isACLsEnable) { |
| return true; |
| } |
| |
| CSQueue queue = ((CapacityScheduler) scheduler).getQueue(app.getQueue()); |
| if (queue == null) { |
| if (((CapacityScheduler) scheduler).isAmbiguous(app.getQueue())) { |
| LOG.error("Queue " + app.getQueue() + " is ambiguous for " |
| + app.getApplicationId()); |
| // if we cannot decide which queue to submit we should deny access |
| return false; |
| } |
| |
| // The application exists but the associated queue does not exist. |
| // This may be due to a queue that is not defined when the RM restarts. |
| // At this point we choose to log the fact and allow users to access |
| // and view the apps in a removed queue. This should only happen on |
| // application recovery. |
| 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)); |
| |
| } |
| |
| @Override |
| public boolean checkAccess(UserGroupInformation callerUGI, QueueACL acl, |
| RMApp app, String remoteAddress, List<String> forwardedAddresses, |
| String targetQueue) { |
| if (!isACLsEnable) { |
| return true; |
| } |
| |
| // Based on the discussion in YARN-5554 detail on why there are two |
| // versions: |
| // The access check inside these calls is currently scheduler dependent. |
| // This is due to the extra parameters needed for the CS case which are not |
| // in the version defined in the YarnScheduler interface. The second |
| // version is added for the moving the application case. The check has |
| // extra logging to distinguish between the queue not existing in the |
| // application move request case and the real access denied case. |
| CapacityScheduler cs = ((CapacityScheduler) scheduler); |
| CSQueue queue = cs.getQueue(targetQueue); |
| if (queue == null) { |
| LOG.warn("Target queue " + targetQueue |
| + (cs.isAmbiguous(targetQueue) ? " is ambiguous while trying to move " |
| : " does not exist while trying to move ") |
| + app.getApplicationId()); |
| return false; |
| } |
| return authorizer.checkPermission( |
| new AccessRequest(queue.getPrivilegedEntity(), callerUGI, |
| SchedulerUtils.toAccessType(acl), app.getApplicationId().toString(), |
| app.getName(), remoteAddress, forwardedAddresses)); |
| } |
| |
| } |