1 /** 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 package org.apache.hadoop.hdfs; 19 20 import org.apache.hadoop.hdfs.protocol.ClientDatanodeProtocol; 21 import org.apache.hadoop.hdfs.protocol.ClientProtocol; 22 import org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol; 23 import org.apache.hadoop.hdfs.server.protocol.InterDatanodeProtocol; 24 import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocol; 25 import org.apache.hadoop.security.RefreshUserMappingsProtocol; 26 import org.apache.hadoop.security.authorize.PolicyProvider; 27 import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol; 28 import org.apache.hadoop.security.authorize.Service; 29 30 /** 31 * {@link PolicyProvider} for HDFS protocols. 32 */ 33 public class HDFSPolicyProvider extends PolicyProvider { 34 private static final Service[] hdfsServices = 35 new Service[] { 36 new Service("security.client.protocol.acl", ClientProtocol.class), 37 new Service("security.client.datanode.protocol.acl", 38 ClientDatanodeProtocol.class), 39 new Service("security.datanode.protocol.acl", DatanodeProtocol.class), 40 new Service("security.inter.datanode.protocol.acl", 41 InterDatanodeProtocol.class), 42 new Service("security.namenode.protocol.acl", NamenodeProtocol.class), 43 new Service("security.refresh.policy.protocol.acl", 44 RefreshAuthorizationPolicyProtocol.class), 45 new Service("security.refresh.usertogroups.mappings.protocol.acl", 46 RefreshUserMappingsProtocol.class), 47 }; 48 49 @Override getServices()50 public Service[] getServices() { 51 return hdfsServices; 52 } 53 } 54