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From jh...@apache.org
Subject [41/50] [abbrv] hadoop git commit: YARN-5949. Add pluggable configuration ACL policy interface and implementation. (Jonathan Hung via wangda)
Date Sat, 07 Oct 2017 00:06:45 GMT
YARN-5949. Add pluggable configuration ACL policy interface and implementation. (Jonathan Hung via wangda)

Change-Id: Ib98e82ff753bede21fcab2e6ca9ec1e7a5a2008f


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/87f3fce9
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/87f3fce9
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/87f3fce9

Branch: refs/heads/YARN-5734
Commit: 87f3fce938dd2b177f1fe5148299987f833f43b7
Parents: 4006c67
Author: Wangda Tan <wangda@apache.org>
Authored: Mon May 22 13:38:31 2017 -0700
Committer: Jonathan Hung <jhung@linkedin.com>
Committed: Fri Oct 6 16:54:53 2017 -0700

----------------------------------------------------------------------
 .../hadoop/yarn/conf/YarnConfiguration.java     |   3 +
 .../src/main/resources/yarn-default.xml         |  11 ++
 .../ConfigurationMutationACLPolicy.java         |  47 ++++++
 .../ConfigurationMutationACLPolicyFactory.java  |  49 ++++++
 .../DefaultConfigurationMutationACLPolicy.java  |  45 ++++++
 .../scheduler/MutableConfScheduler.java         |  19 ++-
 .../scheduler/MutableConfigurationProvider.java |   8 +-
 .../scheduler/capacity/CapacityScheduler.java   |   6 +-
 .../conf/MutableCSConfigurationProvider.java    | 151 +++++++++++++++++-
 ...ueueAdminConfigurationMutationACLPolicy.java |  96 ++++++++++++
 .../resourcemanager/webapp/RMWebServices.java   | 131 +---------------
 .../TestConfigurationMutationACLPolicies.java   | 154 +++++++++++++++++++
 .../TestMutableCSConfigurationProvider.java     |  40 +++--
 13 files changed, 610 insertions(+), 150 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
index 92b9697..b603135 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
@@ -680,6 +680,9 @@ public class YarnConfiguration extends Configuration {
   public static final String DEFAULT_CONFIGURATION_STORE =
       MEMORY_CONFIGURATION_STORE;
 
+  public static final String RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS =
+      YARN_PREFIX + "scheduler.configuration.mutation.acl-policy.class";
+
   public static final String YARN_AUTHORIZATION_PROVIDER = YARN_PREFIX
       + "authorization-provider";
   private static final List<String> RM_SERVICES_ADDRESS_CONF_KEYS_HTTP =

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
index 73f4717..e124c5b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
@@ -3379,4 +3379,15 @@
     <value>memory</value>
   </property>
 
+  <property>
+    <description>
+      The class to use for configuration mutation ACL policy if using a mutable
+      configuration provider. Controls whether a mutation request is allowed.
+      The DefaultConfigurationMutationACLPolicy checks if the requestor is a
+      YARN admin.
+    </description>
+    <name>yarn.scheduler.configuration.mutation.acl-policy.class</name>
+    <value>org.apache.hadoop.yarn.server.resourcemanager.scheduler.DefaultConfigurationMutationACLPolicy</value>
+  </property>
+
 </configuration>

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicy.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicy.java
new file mode 100644
index 0000000..724487b
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicy.java
@@ -0,0 +1,47 @@
+/**
+ * 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.scheduler;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
+
+/**
+ * Interface for determining whether configuration mutations are allowed.
+ */
+public interface ConfigurationMutationACLPolicy {
+
+  /**
+   * Initialize ACL policy with configuration and RMContext.
+   * @param conf Configuration to initialize with.
+   * @param rmContext rmContext
+   */
+  void init(Configuration conf, RMContext rmContext);
+
+  /**
+   * Check if mutation is allowed.
+   * @param user User issuing the request
+   * @param confUpdate configurations to be updated
+   * @return whether provided mutation is allowed or not
+   */
+  boolean isMutationAllowed(UserGroupInformation user, QueueConfigsUpdateInfo
+      confUpdate);
+
+}

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicyFactory.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicyFactory.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicyFactory.java
new file mode 100644
index 0000000..2898785
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/ConfigurationMutationACLPolicyFactory.java
@@ -0,0 +1,49 @@
+/**
+ * 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.scheduler;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.util.ReflectionUtils;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
+
+/**
+ * Factory class for creating instances of
+ * {@link ConfigurationMutationACLPolicy}.
+ */
+public final class ConfigurationMutationACLPolicyFactory {
+
+  private static final Log LOG = LogFactory.getLog(
+      ConfigurationMutationACLPolicyFactory.class);
+
+  private ConfigurationMutationACLPolicyFactory() {
+    // Unused.
+  }
+
+  public static ConfigurationMutationACLPolicy getPolicy(Configuration conf) {
+    Class<? extends ConfigurationMutationACLPolicy> policyClass =
+        conf.getClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+            DefaultConfigurationMutationACLPolicy.class,
+            ConfigurationMutationACLPolicy.class);
+    LOG.info("Using ConfigurationMutationACLPolicy implementation - " +
+        policyClass);
+    return ReflectionUtils.newInstance(policyClass, conf);
+  }
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/DefaultConfigurationMutationACLPolicy.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/DefaultConfigurationMutationACLPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/DefaultConfigurationMutationACLPolicy.java
new file mode 100644
index 0000000..680c3b8
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/DefaultConfigurationMutationACLPolicy.java
@@ -0,0 +1,45 @@
+/**
+ * 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.scheduler;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.yarn.security.YarnAuthorizationProvider;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
+
+/**
+ * Default configuration mutation ACL policy. Checks if user is YARN admin.
+ */
+public class DefaultConfigurationMutationACLPolicy implements
+    ConfigurationMutationACLPolicy {
+
+  private YarnAuthorizationProvider authorizer;
+
+  @Override
+  public void init(Configuration conf, RMContext rmContext) {
+    authorizer = YarnAuthorizationProvider.getInstance(conf);
+  }
+
+  @Override
+  public boolean isMutationAllowed(UserGroupInformation user,
+      QueueConfigsUpdateInfo confUpdate) {
+    return authorizer.isAdmin(user);
+  }
+}

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfScheduler.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfScheduler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfScheduler.java
index 35e36e1..93a935e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfScheduler.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfScheduler.java
@@ -17,10 +17,11 @@
  */
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler;
 
+import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
 
 import java.io.IOException;
-import java.util.Map;
 
 /**
  * Interface for a scheduler that supports changing configuration at runtime.
@@ -31,10 +32,22 @@ public interface MutableConfScheduler extends ResourceScheduler {
   /**
    * Update the scheduler's configuration.
    * @param user Caller of this update
-   * @param confUpdate key-value map of the configuration update
+   * @param confUpdate configuration update
    * @throws IOException if update is invalid
    */
   void updateConfiguration(UserGroupInformation user,
-      Map<String, String> confUpdate) throws IOException;
+      QueueConfigsUpdateInfo confUpdate) throws IOException;
 
+  /**
+   * Get the scheduler configuration.
+   * @return the scheduler configuration
+   */
+  Configuration getConfiguration();
+
+  /**
+   * Get queue object based on queue name.
+   * @param queueName the queue name
+   * @return the queue object
+   */
+  Queue getQueue(String queueName);
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfigurationProvider.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfigurationProvider.java
index 889c3bc..f04c128 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfigurationProvider.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/MutableConfigurationProvider.java
@@ -18,8 +18,10 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler;
 
+import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
+
 import java.io.IOException;
-import java.util.Map;
 
 /**
  * Interface for allowing changing scheduler configurations.
@@ -32,7 +34,7 @@ public interface MutableConfigurationProvider {
    * @param confUpdate Key-value pairs for configurations to be updated.
    * @throws IOException if scheduler could not be reinitialized
    */
-  void mutateConfiguration(String user, Map<String, String> confUpdate)
-      throws IOException;
+  void mutateConfiguration(UserGroupInformation user, QueueConfigsUpdateInfo
+      confUpdate) throws IOException;
 
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
index 7c5839b..4f89f7e 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
@@ -137,6 +137,7 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.placement.Placeme
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.placement.SimplePlacementSet;
 import org.apache.hadoop.yarn.server.resourcemanager.security.AppPriorityACLsManager;
 import org.apache.hadoop.yarn.server.resourcemanager.security.RMContainerTokenSecretManager;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
 import org.apache.hadoop.yarn.server.utils.Lock;
 import org.apache.hadoop.yarn.util.resource.DefaultResourceCalculator;
 import org.apache.hadoop.yarn.util.resource.ResourceCalculator;
@@ -649,6 +650,7 @@ public class CapacityScheduler extends
     preemptionManager.refreshQueues(null, this.getRootQueue());
   }
 
+  @Override
   public CSQueue getQueue(String queueName) {
     if (queueName == null) {
       return null;
@@ -2615,10 +2617,10 @@ public class CapacityScheduler extends
 
   @Override
   public void updateConfiguration(UserGroupInformation user,
-      Map<String, String> confUpdate) throws IOException {
+      QueueConfigsUpdateInfo confUpdate) throws IOException {
     if (csConfProvider instanceof MutableConfigurationProvider) {
       ((MutableConfigurationProvider) csConfProvider).mutateConfiguration(
-          user.getShortUserName(), confUpdate);
+          user, confUpdate);
     } else {
       throw new UnsupportedOperationException("Configured CS configuration " +
           "provider does not support updating configuration.");

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java
index ea1b3c0..8b879b0 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java
@@ -18,14 +18,27 @@
 
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.conf;
 
+import com.google.common.base.Joiner;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.security.AccessControlException;
+import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ConfigurationMutationACLPolicy;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ConfigurationMutationACLPolicyFactory;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.MutableConfigurationProvider;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CSQueue;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.conf.YarnConfigurationStore.LogMutation;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigInfo;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
 
 import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 
 /**
@@ -38,6 +51,7 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
 
   private Configuration schedConf;
   private YarnConfigurationStore confStore;
+  private ConfigurationMutationACLPolicy aclMutationPolicy;
   private RMContext rmContext;
   private Configuration conf;
 
@@ -68,6 +82,9 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
       schedConf.set(kv.getKey(), kv.getValue());
     }
     confStore.initialize(config, schedConf);
+    this.aclMutationPolicy = ConfigurationMutationACLPolicyFactory
+        .getPolicy(config);
+    aclMutationPolicy.init(config, rmContext);
     this.conf = config;
   }
 
@@ -80,12 +97,17 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
   }
 
   @Override
-  public void mutateConfiguration(String user,
-      Map<String, String> confUpdate) throws IOException {
+  public void mutateConfiguration(UserGroupInformation user,
+      QueueConfigsUpdateInfo confUpdate) throws IOException {
+    if (!aclMutationPolicy.isMutationAllowed(user, confUpdate)) {
+      throw new AccessControlException("User is not admin of all modified" +
+          " queues.");
+    }
     Configuration oldConf = new Configuration(schedConf);
-    LogMutation log = new LogMutation(confUpdate, user);
+    Map<String, String> kvUpdate = constructKeyValueConfUpdate(confUpdate);
+    LogMutation log = new LogMutation(kvUpdate, user.getShortUserName());
     long id = confStore.logMutation(log);
-    for (Map.Entry<String, String> kv : confUpdate.entrySet()) {
+    for (Map.Entry<String, String> kv : kvUpdate.entrySet()) {
       if (kv.getValue() == null) {
         schedConf.unset(kv.getKey());
       } else {
@@ -101,4 +123,125 @@ public class MutableCSConfigurationProvider implements CSConfigurationProvider,
     }
     confStore.confirmMutation(id, true);
   }
+
+
+  private Map<String, String> constructKeyValueConfUpdate(
+      QueueConfigsUpdateInfo mutationInfo) throws IOException {
+    CapacityScheduler cs = (CapacityScheduler) rmContext.getScheduler();
+    CapacitySchedulerConfiguration proposedConf =
+        new CapacitySchedulerConfiguration(cs.getConfiguration(), false);
+    Map<String, String> confUpdate = new HashMap<>();
+    for (String queueToRemove : mutationInfo.getRemoveQueueInfo()) {
+      removeQueue(queueToRemove, proposedConf, confUpdate);
+    }
+    for (QueueConfigInfo addQueueInfo : mutationInfo.getAddQueueInfo()) {
+      addQueue(addQueueInfo, proposedConf, confUpdate);
+    }
+    for (QueueConfigInfo updateQueueInfo : mutationInfo.getUpdateQueueInfo()) {
+      updateQueue(updateQueueInfo, proposedConf, confUpdate);
+    }
+    return confUpdate;
+  }
+
+  private void removeQueue(
+      String queueToRemove, CapacitySchedulerConfiguration proposedConf,
+      Map<String, String> confUpdate) throws IOException {
+    if (queueToRemove == null) {
+      return;
+    } else {
+      CapacityScheduler cs = (CapacityScheduler) rmContext.getScheduler();
+      String queueName = queueToRemove.substring(
+          queueToRemove.lastIndexOf('.') + 1);
+      CSQueue queue = cs.getQueue(queueName);
+      if (queue == null ||
+          !queue.getQueuePath().equals(queueToRemove)) {
+        throw new IOException("Queue " + queueToRemove + " not found");
+      } else if (queueToRemove.lastIndexOf('.') == -1) {
+        throw new IOException("Can't remove queue " + queueToRemove);
+      }
+      String parentQueuePath = queueToRemove.substring(0, queueToRemove
+          .lastIndexOf('.'));
+      String[] siblingQueues = proposedConf.getQueues(parentQueuePath);
+      List<String> newSiblingQueues = new ArrayList<>();
+      for (String siblingQueue : siblingQueues) {
+        if (!siblingQueue.equals(queueName)) {
+          newSiblingQueues.add(siblingQueue);
+        }
+      }
+      proposedConf.setQueues(parentQueuePath, newSiblingQueues
+          .toArray(new String[0]));
+      String queuesConfig = CapacitySchedulerConfiguration.PREFIX
+          + parentQueuePath + CapacitySchedulerConfiguration.DOT
+          + CapacitySchedulerConfiguration.QUEUES;
+      if (newSiblingQueues.size() == 0) {
+        confUpdate.put(queuesConfig, null);
+      } else {
+        confUpdate.put(queuesConfig, Joiner.on(',').join(newSiblingQueues));
+      }
+      for (Map.Entry<String, String> confRemove : proposedConf.getValByRegex(
+          ".*" + queueToRemove.replaceAll("\\.", "\\.") + "\\..*")
+          .entrySet()) {
+        proposedConf.unset(confRemove.getKey());
+        confUpdate.put(confRemove.getKey(), null);
+      }
+    }
+  }
+
+  private void addQueue(
+      QueueConfigInfo addInfo, CapacitySchedulerConfiguration proposedConf,
+      Map<String, String> confUpdate) throws IOException {
+    if (addInfo == null) {
+      return;
+    } else {
+      CapacityScheduler cs = (CapacityScheduler) rmContext.getScheduler();
+      String queuePath = addInfo.getQueue();
+      String queueName = queuePath.substring(queuePath.lastIndexOf('.') + 1);
+      if (cs.getQueue(queueName) != null) {
+        throw new IOException("Can't add existing queue " + queuePath);
+      } else if (queuePath.lastIndexOf('.') == -1) {
+        throw new IOException("Can't add invalid queue " + queuePath);
+      }
+      String parentQueue = queuePath.substring(0, queuePath.lastIndexOf('.'));
+      String[] siblings = proposedConf.getQueues(parentQueue);
+      List<String> siblingQueues = siblings == null ? new ArrayList<>() :
+          new ArrayList<>(Arrays.<String>asList(siblings));
+      siblingQueues.add(queuePath.substring(queuePath.lastIndexOf('.') + 1));
+      proposedConf.setQueues(parentQueue,
+          siblingQueues.toArray(new String[0]));
+      confUpdate.put(CapacitySchedulerConfiguration.PREFIX
+              + parentQueue + CapacitySchedulerConfiguration.DOT
+              + CapacitySchedulerConfiguration.QUEUES,
+          Joiner.on(',').join(siblingQueues));
+      String keyPrefix = CapacitySchedulerConfiguration.PREFIX
+          + queuePath + CapacitySchedulerConfiguration.DOT;
+      for (Map.Entry<String, String> kv : addInfo.getParams().entrySet()) {
+        if (kv.getValue() == null) {
+          proposedConf.unset(keyPrefix + kv.getKey());
+        } else {
+          proposedConf.set(keyPrefix + kv.getKey(), kv.getValue());
+        }
+        confUpdate.put(keyPrefix + kv.getKey(), kv.getValue());
+      }
+    }
+  }
+
+  private void updateQueue(QueueConfigInfo updateInfo,
+      CapacitySchedulerConfiguration proposedConf,
+      Map<String, String> confUpdate) {
+    if (updateInfo == null) {
+      return;
+    } else {
+      String queuePath = updateInfo.getQueue();
+      String keyPrefix = CapacitySchedulerConfiguration.PREFIX
+          + queuePath + CapacitySchedulerConfiguration.DOT;
+      for (Map.Entry<String, String> kv : updateInfo.getParams().entrySet()) {
+        if (kv.getValue() == null) {
+          proposedConf.unset(keyPrefix + kv.getKey());
+        } else {
+          proposedConf.set(keyPrefix + kv.getKey(), kv.getValue());
+        }
+        confUpdate.put(keyPrefix + kv.getKey(), kv.getValue());
+      }
+    }
+  }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/QueueAdminConfigurationMutationACLPolicy.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/QueueAdminConfigurationMutationACLPolicy.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/QueueAdminConfigurationMutationACLPolicy.java
new file mode 100644
index 0000000..1f94c1c
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/QueueAdminConfigurationMutationACLPolicy.java
@@ -0,0 +1,96 @@
+/**
+ * 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.scheduler.capacity.conf;
+
+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.api.records.QueueInfo;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ConfigurationMutationACLPolicy;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.MutableConfScheduler;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.Queue;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigInfo;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * A configuration mutation ACL policy which checks that user has admin
+ * privileges on all queues they are changing.
+ */
+public class QueueAdminConfigurationMutationACLPolicy implements
+    ConfigurationMutationACLPolicy {
+
+  private RMContext rmContext;
+
+  @Override
+  public void init(Configuration conf, RMContext context) {
+    this.rmContext = context;
+  }
+
+  @Override
+  public boolean isMutationAllowed(UserGroupInformation user,
+      QueueConfigsUpdateInfo confUpdate) {
+    Set<String> queues = new HashSet<>();
+    for (QueueConfigInfo addQueueInfo : confUpdate.getAddQueueInfo()) {
+      queues.add(addQueueInfo.getQueue());
+    }
+    for (String removeQueue : confUpdate.getRemoveQueueInfo()) {
+      queues.add(removeQueue);
+    }
+    for (QueueConfigInfo updateQueueInfo : confUpdate.getUpdateQueueInfo()) {
+      queues.add(updateQueueInfo.getQueue());
+    }
+    for (String queuePath : queues) {
+      String queueName = queuePath.lastIndexOf('.') != -1 ?
+          queuePath.substring(queuePath.lastIndexOf('.') + 1) : queuePath;
+      QueueInfo queueInfo = null;
+      try {
+        queueInfo = rmContext.getScheduler()
+            .getQueueInfo(queueName, false, false);
+      } catch (IOException e) {
+        // Queue is not found, do nothing.
+      }
+      String parentPath = queuePath;
+      // TODO: handle global config change.
+      while (queueInfo == null) {
+        // We are adding a queue (whose parent we are possibly also adding).
+        // Check ACL of lowest parent queue which already exists.
+        parentPath = parentPath.substring(0, parentPath.lastIndexOf('.'));
+        String parentName = parentPath.lastIndexOf('.') != -1 ?
+            parentPath.substring(parentPath.lastIndexOf('.') + 1) : parentPath;
+        try {
+          queueInfo = rmContext.getScheduler()
+              .getQueueInfo(parentName, false, false);
+        } catch (IOException e) {
+          // Queue is not found, do nothing.
+        }
+      }
+      Queue queue = ((MutableConfScheduler) rmContext.getScheduler())
+          .getQueue(queueInfo.getQueueName());
+      if (queue != null && !queue.hasAccess(QueueACL.ADMINISTER_QUEUE, user)) {
+        return false;
+      }
+    }
+    return true;
+  }
+}

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java
index 215e511..d95465b 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java
@@ -142,7 +142,6 @@ import org.apache.hadoop.yarn.server.resourcemanager.scheduler.YarnScheduler;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.activities.ActivitiesManager;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CSQueue;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
-import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.common.fica.FiCaSchedulerNode;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
@@ -2484,10 +2483,8 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
         callerUGI.doAs(new PrivilegedExceptionAction<Void>() {
           @Override
           public Void run() throws IOException, YarnException {
-            Map<String, String> confUpdate =
-                constructKeyValueConfUpdate(mutationInfo);
-            ((CapacityScheduler) scheduler).updateConfiguration(callerUGI,
-                confUpdate);
+            ((MutableConfScheduler) scheduler).updateConfiguration(callerUGI,
+                mutationInfo);
             return null;
           }
         });
@@ -2499,129 +2496,9 @@ public class RMWebServices extends WebServices implements RMWebServiceProtocol {
           "successfully applied.").build();
     } else {
       return Response.status(Status.BAD_REQUEST)
-          .entity("Configuration change only supported by CapacityScheduler.")
+          .entity("Configuration change only supported by " +
+              "MutableConfScheduler.")
           .build();
     }
   }
-
-  private Map<String, String> constructKeyValueConfUpdate(
-      QueueConfigsUpdateInfo mutationInfo) throws IOException {
-    CapacitySchedulerConfiguration currentConf =
-        ((CapacityScheduler) rm.getResourceScheduler()).getConfiguration();
-    CapacitySchedulerConfiguration proposedConf =
-        new CapacitySchedulerConfiguration(currentConf, false);
-    Map<String, String> confUpdate = new HashMap<>();
-    for (String queueToRemove : mutationInfo.getRemoveQueueInfo()) {
-      removeQueue(queueToRemove, proposedConf, confUpdate);
-    }
-    for (QueueConfigInfo addQueueInfo : mutationInfo.getAddQueueInfo()) {
-      addQueue(addQueueInfo, proposedConf, confUpdate);
-    }
-    for (QueueConfigInfo updateQueueInfo : mutationInfo.getUpdateQueueInfo()) {
-      updateQueue(updateQueueInfo, proposedConf, confUpdate);
-    }
-    return confUpdate;
-  }
-
-  private void removeQueue(
-      String queueToRemove, CapacitySchedulerConfiguration proposedConf,
-      Map<String, String> confUpdate) throws IOException {
-    if (queueToRemove == null) {
-      return;
-    } else {
-      CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
-      String queueName = queueToRemove.substring(
-          queueToRemove.lastIndexOf('.') + 1);
-      CSQueue queue = cs.getQueue(queueName);
-      if (queue == null ||
-          !queue.getQueuePath().equals(queueToRemove)) {
-        throw new IOException("Queue " + queueToRemove + " not found");
-      } else if (queueToRemove.lastIndexOf('.') == -1) {
-        throw new IOException("Can't remove queue " + queueToRemove);
-      }
-      String parentQueuePath = queueToRemove.substring(0, queueToRemove
-          .lastIndexOf('.'));
-      String[] siblingQueues = proposedConf.getQueues(parentQueuePath);
-      List<String> newSiblingQueues = new ArrayList<>();
-      for (String siblingQueue : siblingQueues) {
-        if (!siblingQueue.equals(queueName)) {
-          newSiblingQueues.add(siblingQueue);
-        }
-      }
-      proposedConf.setQueues(parentQueuePath, newSiblingQueues
-          .toArray(new String[0]));
-      String queuesConfig = CapacitySchedulerConfiguration.PREFIX +
-          parentQueuePath + CapacitySchedulerConfiguration.DOT +
-          CapacitySchedulerConfiguration.QUEUES;
-      if (newSiblingQueues.size() == 0) {
-        confUpdate.put(queuesConfig, null);
-      } else {
-        confUpdate.put(queuesConfig, Joiner.on(',').join(newSiblingQueues));
-      }
-      for (Map.Entry<String, String> confRemove : proposedConf.getValByRegex(
-          ".*" + queueToRemove.replaceAll("\\.", "\\.") + "\\..*")
-          .entrySet()) {
-        proposedConf.unset(confRemove.getKey());
-        confUpdate.put(confRemove.getKey(), null);
-      }
-    }
-  }
-
-  private void addQueue(
-      QueueConfigInfo addInfo, CapacitySchedulerConfiguration proposedConf,
-      Map<String, String> confUpdate) throws IOException {
-    if (addInfo == null) {
-      return;
-    } else {
-      CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
-      String queuePath = addInfo.getQueue();
-      String queueName = queuePath.substring(queuePath.lastIndexOf('.') + 1);
-      if (cs.getQueue(queueName) != null) {
-        throw new IOException("Can't add existing queue " + queuePath);
-      } else if (queuePath.lastIndexOf('.') == -1) {
-        throw new IOException("Can't add invalid queue " + queuePath);
-      }
-      String parentQueue = queuePath.substring(0, queuePath.lastIndexOf('.'));
-      String[] siblings = proposedConf.getQueues(parentQueue);
-      List<String> siblingQueues = siblings == null ? new ArrayList<>() :
-          new ArrayList<>(Arrays.<String>asList(siblings));
-      siblingQueues.add(queuePath.substring(queuePath.lastIndexOf('.') + 1));
-      proposedConf.setQueues(parentQueue,
-          siblingQueues.toArray(new String[0]));
-      confUpdate.put(CapacitySchedulerConfiguration.PREFIX +
-          parentQueue + CapacitySchedulerConfiguration.DOT +
-          CapacitySchedulerConfiguration.QUEUES,
-          Joiner.on(',').join(siblingQueues));
-      String keyPrefix = CapacitySchedulerConfiguration.PREFIX +
-          queuePath + CapacitySchedulerConfiguration.DOT;
-      for (Map.Entry<String, String> kv : addInfo.getParams().entrySet()) {
-        if (kv.getValue() == null) {
-          proposedConf.unset(keyPrefix + kv.getKey());
-        } else {
-          proposedConf.set(keyPrefix + kv.getKey(), kv.getValue());
-        }
-        confUpdate.put(keyPrefix + kv.getKey(), kv.getValue());
-      }
-    }
-  }
-
-  private void updateQueue(QueueConfigInfo updateInfo,
-      CapacitySchedulerConfiguration proposedConf,
-      Map<String, String> confUpdate) {
-    if (updateInfo == null) {
-      return;
-    } else {
-      String queuePath = updateInfo.getQueue();
-      String keyPrefix = CapacitySchedulerConfiguration.PREFIX +
-          queuePath + CapacitySchedulerConfiguration.DOT;
-      for (Map.Entry<String, String> kv : updateInfo.getParams().entrySet()) {
-        if (kv.getValue() == null) {
-          proposedConf.unset(keyPrefix + kv.getKey());
-        } else {
-          proposedConf.set(keyPrefix + kv.getKey(), kv.getValue());
-        }
-        confUpdate.put(keyPrefix + kv.getKey(), kv.getValue());
-      }
-    }
-  }
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
new file mode 100644
index 0000000..4016dcf
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/TestConfigurationMutationACLPolicies.java
@@ -0,0 +1,154 @@
+/**
+ * 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.scheduler;
+
+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.api.records.QueueInfo;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
+import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.conf.QueueAdminConfigurationMutationACLPolicy;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigInfo;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.Map;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Matchers.anyBoolean;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+public class TestConfigurationMutationACLPolicies {
+
+  private ConfigurationMutationACLPolicy policy;
+  private RMContext rmContext;
+  private MutableConfScheduler scheduler;
+
+  private static final UserGroupInformation GOOD_USER = UserGroupInformation
+      .createUserForTesting("goodUser", new String[] {});
+  private static final UserGroupInformation BAD_USER = UserGroupInformation
+      .createUserForTesting("badUser", new String[] {});
+  private static final Map<String, String> EMPTY_MAP =
+      Collections.<String, String>emptyMap();
+
+  @Before
+  public void setUp() throws IOException {
+    rmContext = mock(RMContext.class);
+    scheduler = mock(MutableConfScheduler.class);
+    when(rmContext.getScheduler()).thenReturn(scheduler);
+    mockQueue("a", scheduler);
+    mockQueue("b", scheduler);
+    mockQueue("b1", scheduler);
+  }
+
+  private void mockQueue(String queueName, MutableConfScheduler scheduler)
+      throws IOException {
+    QueueInfo queueInfo = QueueInfo.newInstance(queueName, 0, 0, 0, null, null,
+        null, null, null, null, false);
+    when(scheduler.getQueueInfo(eq(queueName), anyBoolean(), anyBoolean()))
+        .thenReturn(queueInfo);
+    Queue queue = mock(Queue.class);
+    when(queue.hasAccess(eq(QueueACL.ADMINISTER_QUEUE), eq(GOOD_USER)))
+        .thenReturn(true);
+    when(queue.hasAccess(eq(QueueACL.ADMINISTER_QUEUE), eq(BAD_USER)))
+        .thenReturn(false);
+    when(scheduler.getQueue(eq(queueName))).thenReturn(queue);
+  }
+  @Test
+  public void testDefaultPolicy() {
+    Configuration conf = new Configuration();
+    conf.set(YarnConfiguration.YARN_ADMIN_ACL, GOOD_USER.getShortUserName());
+    conf.setClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+        DefaultConfigurationMutationACLPolicy.class,
+        ConfigurationMutationACLPolicy.class);
+    policy = ConfigurationMutationACLPolicyFactory.getPolicy(conf);
+    policy.init(conf, rmContext);
+    assertTrue(policy.isMutationAllowed(GOOD_USER, null));
+    assertFalse(policy.isMutationAllowed(BAD_USER, null));
+  }
+  
+  @Test
+  public void testQueueAdminBasedPolicy() {
+    Configuration conf = new Configuration();
+    conf.setClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+        QueueAdminConfigurationMutationACLPolicy.class,
+        ConfigurationMutationACLPolicy.class);
+    policy = ConfigurationMutationACLPolicyFactory.getPolicy(conf);
+    policy.init(conf, rmContext);
+    QueueConfigsUpdateInfo updateInfo = new QueueConfigsUpdateInfo();
+    QueueConfigInfo configInfo = new QueueConfigInfo("root.a", EMPTY_MAP);
+    updateInfo.getUpdateQueueInfo().add(configInfo);
+    assertTrue(policy.isMutationAllowed(GOOD_USER, updateInfo));
+    assertFalse(policy.isMutationAllowed(BAD_USER, updateInfo));
+  }
+
+  @Test
+  public void testQueueAdminPolicyAddQueue() {
+    Configuration conf = new Configuration();
+    conf.setClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+        QueueAdminConfigurationMutationACLPolicy.class,
+        ConfigurationMutationACLPolicy.class);
+    policy = ConfigurationMutationACLPolicyFactory.getPolicy(conf);
+    policy.init(conf, rmContext);
+    // Add root.b.b1. Should check ACL of root.b queue.
+    QueueConfigsUpdateInfo updateInfo = new QueueConfigsUpdateInfo();
+    QueueConfigInfo configInfo = new QueueConfigInfo("root.b.b2", EMPTY_MAP);
+    updateInfo.getAddQueueInfo().add(configInfo);
+    assertTrue(policy.isMutationAllowed(GOOD_USER, updateInfo));
+    assertFalse(policy.isMutationAllowed(BAD_USER, updateInfo));
+  }
+
+  @Test
+  public void testQueueAdminPolicyAddNestedQueue() {
+    Configuration conf = new Configuration();
+    conf.setClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+        QueueAdminConfigurationMutationACLPolicy.class,
+        ConfigurationMutationACLPolicy.class);
+    policy = ConfigurationMutationACLPolicyFactory.getPolicy(conf);
+    policy.init(conf, rmContext);
+    // Add root.b.b1.b11. Should check ACL of root.b queue.
+    QueueConfigsUpdateInfo updateInfo = new QueueConfigsUpdateInfo();
+    QueueConfigInfo configInfo = new QueueConfigInfo("root.b.b2.b21", EMPTY_MAP);
+    updateInfo.getAddQueueInfo().add(configInfo);
+    assertTrue(policy.isMutationAllowed(GOOD_USER, updateInfo));
+    assertFalse(policy.isMutationAllowed(BAD_USER, updateInfo));
+  }
+
+  @Test
+  public void testQueueAdminPolicyRemoveQueue() {
+    Configuration conf = new Configuration();
+    conf.setClass(YarnConfiguration.RM_SCHEDULER_MUTATION_ACL_POLICY_CLASS,
+        QueueAdminConfigurationMutationACLPolicy.class,
+        ConfigurationMutationACLPolicy.class);
+    policy = ConfigurationMutationACLPolicyFactory.getPolicy(conf);
+    policy.init(conf, rmContext);
+    // Remove root.b.b1.
+    QueueConfigsUpdateInfo updateInfo = new QueueConfigsUpdateInfo();
+    updateInfo.getRemoveQueueInfo().add("root.b.b1");
+    assertTrue(policy.isMutationAllowed(GOOD_USER, updateInfo));
+    assertFalse(policy.isMutationAllowed(BAD_USER, updateInfo));
+  }
+}

http://git-wip-us.apache.org/repos/asf/hadoop/blob/87f3fce9/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java
----------------------------------------------------------------------
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java
index 254da31..13229b1 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java
@@ -19,8 +19,12 @@
 package org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.conf;
 
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
 import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
+import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigInfo;
+import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.QueueConfigsUpdateInfo;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -43,22 +47,34 @@ public class TestMutableCSConfigurationProvider {
 
   private MutableCSConfigurationProvider confProvider;
   private RMContext rmContext;
-  private Map<String, String> goodUpdate;
-  private Map<String, String> badUpdate;
+  private QueueConfigsUpdateInfo goodUpdate;
+  private QueueConfigsUpdateInfo badUpdate;
   private CapacityScheduler cs;
 
-  private static final String TEST_USER = "testUser";
+  private static final UserGroupInformation TEST_USER = UserGroupInformation
+      .createUserForTesting("testUser", new String[] {});
 
   @Before
   public void setUp() {
     cs = mock(CapacityScheduler.class);
     rmContext = mock(RMContext.class);
     when(rmContext.getScheduler()).thenReturn(cs);
+    when(cs.getConfiguration()).thenReturn(
+        new CapacitySchedulerConfiguration());
     confProvider = new MutableCSConfigurationProvider(rmContext);
-    goodUpdate = new HashMap<>();
-    goodUpdate.put("goodKey", "goodVal");
-    badUpdate = new HashMap<>();
-    badUpdate.put("badKey", "badVal");
+    goodUpdate = new QueueConfigsUpdateInfo();
+    Map<String, String> goodUpdateMap = new HashMap<>();
+    goodUpdateMap.put("goodKey", "goodVal");
+    QueueConfigInfo goodUpdateInfo = new
+        QueueConfigInfo("root.a", goodUpdateMap);
+    goodUpdate.getUpdateQueueInfo().add(goodUpdateInfo);
+
+    badUpdate = new QueueConfigsUpdateInfo();
+    Map<String, String> badUpdateMap = new HashMap<>();
+    badUpdateMap.put("badKey", "badVal");
+    QueueConfigInfo badUpdateInfo = new
+        QueueConfigInfo("root.a", badUpdateMap);
+    badUpdate.getUpdateQueueInfo().add(badUpdateInfo);
   }
 
   @Test
@@ -66,15 +82,16 @@ public class TestMutableCSConfigurationProvider {
     Configuration conf = new Configuration();
     confProvider.init(conf);
     assertNull(confProvider.loadConfiguration(conf)
-        .get("goodKey"));
+        .get("yarn.scheduler.capacity.root.a.goodKey"));
 
     doNothing().when(cs).reinitialize(any(Configuration.class),
         any(RMContext.class));
     confProvider.mutateConfiguration(TEST_USER, goodUpdate);
     assertEquals("goodVal", confProvider.loadConfiguration(conf)
-        .get("goodKey"));
+        .get("yarn.scheduler.capacity.root.a.goodKey"));
 
-    assertNull(confProvider.loadConfiguration(conf).get("badKey"));
+    assertNull(confProvider.loadConfiguration(conf).get(
+        "yarn.scheduler.capacity.root.a.badKey"));
     doThrow(new IOException()).when(cs).reinitialize(any(Configuration.class),
         any(RMContext.class));
     try {
@@ -82,6 +99,7 @@ public class TestMutableCSConfigurationProvider {
     } catch (IOException e) {
       // Expected exception.
     }
-    assertNull(confProvider.loadConfiguration(conf).get("badKey"));
+    assertNull(confProvider.loadConfiguration(conf).get(
+        "yarn.scheduler.capacity.root.a.badKey"));
   }
 }


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