HDFS-14447. RBF: Router should support RefreshUserMappingsProtocol. Contributed by Shen Yinjie.
This commit is contained in:
Giovanni Matteo Fumarola
Brahma Reddy Battula
parent
3deb5d345f
commit
393f15176d
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@ -139,7 +139,13 @@ import org.apache.hadoop.ipc.RetriableException;
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import org.apache.hadoop.ipc.StandbyException;
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import org.apache.hadoop.ipc.StandbyException;
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import org.apache.hadoop.net.NodeBase;
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import org.apache.hadoop.net.NodeBase;
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import org.apache.hadoop.security.AccessControlException;
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import org.apache.hadoop.security.AccessControlException;
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import org.apache.hadoop.security.Groups;
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import org.apache.hadoop.security.RefreshUserMappingsProtocol;
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import org.apache.hadoop.security.UserGroupInformation;
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import org.apache.hadoop.security.UserGroupInformation;
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import org.apache.hadoop.security.authorize.ProxyUsers;
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import org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos;
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import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolPB;
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import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolServerSideTranslatorPB;
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import org.apache.hadoop.security.token.Token;
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import org.apache.hadoop.security.token.Token;
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import org.apache.hadoop.service.AbstractService;
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import org.apache.hadoop.service.AbstractService;
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import org.apache.hadoop.util.ReflectionUtils;
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import org.apache.hadoop.util.ReflectionUtils;
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@ -158,7 +164,7 @@ import com.google.protobuf.BlockingService;
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* {@link org.apache.hadoop.hdfs.server.namenode.NameNode NameNode}.
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* {@link org.apache.hadoop.hdfs.server.namenode.NameNode NameNode}.
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*/
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*/
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public class RouterRpcServer extends AbstractService
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public class RouterRpcServer extends AbstractService
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implements ClientProtocol, NamenodeProtocol {
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implements ClientProtocol, NamenodeProtocol, RefreshUserMappingsProtocol {
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private static final Logger LOG =
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private static final Logger LOG =
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LoggerFactory.getLogger(RouterRpcServer.class);
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LoggerFactory.getLogger(RouterRpcServer.class);
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@ -257,6 +263,12 @@ public class RouterRpcServer extends AbstractService
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BlockingService nnPbService = NamenodeProtocolService
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BlockingService nnPbService = NamenodeProtocolService
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.newReflectiveBlockingService(namenodeProtocolXlator);
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.newReflectiveBlockingService(namenodeProtocolXlator);
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RefreshUserMappingsProtocolServerSideTranslatorPB refreshUserMappingXlator =
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new RefreshUserMappingsProtocolServerSideTranslatorPB(this);
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BlockingService refreshUserMappingService =
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RefreshUserMappingsProtocolProtos.RefreshUserMappingsProtocolService.
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newReflectiveBlockingService(refreshUserMappingXlator);
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InetSocketAddress confRpcAddress = conf.getSocketAddr(
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InetSocketAddress confRpcAddress = conf.getSocketAddr(
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RBFConfigKeys.DFS_ROUTER_RPC_BIND_HOST_KEY,
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RBFConfigKeys.DFS_ROUTER_RPC_BIND_HOST_KEY,
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RBFConfigKeys.DFS_ROUTER_RPC_ADDRESS_KEY,
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RBFConfigKeys.DFS_ROUTER_RPC_ADDRESS_KEY,
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@ -283,6 +295,8 @@ public class RouterRpcServer extends AbstractService
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// Add all the RPC protocols that the Router implements
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// Add all the RPC protocols that the Router implements
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DFSUtil.addPBProtocol(
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DFSUtil.addPBProtocol(
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conf, NamenodeProtocolPB.class, nnPbService, this.rpcServer);
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conf, NamenodeProtocolPB.class, nnPbService, this.rpcServer);
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DFSUtil.addPBProtocol(conf, RefreshUserMappingsProtocolPB.class,
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refreshUserMappingService, this.rpcServer);
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// Set service-level authorization security policy
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// Set service-level authorization security policy
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this.serviceAuthEnabled = conf.getBoolean(
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this.serviceAuthEnabled = conf.getBoolean(
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@ -1661,4 +1675,16 @@ public class RouterRpcServer extends AbstractService
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}
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}
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return false;
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return false;
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}
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}
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@Override
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public void refreshUserToGroupsMappings() throws IOException {
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LOG.info("Refresh user groups mapping in Router.");
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Groups.getUserToGroupsMappingService().refresh();
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}
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@Override
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public void refreshSuperUserGroupsConfiguration() throws IOException {
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LOG.info("Refresh superuser groups configuration in Router.");
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ProxyUsers.refreshSuperUserGroupsConfiguration();
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}
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}
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}
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@ -0,0 +1,386 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.hdfs.server.federation.router;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.CommonConfigurationKeys;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.hdfs.DFSConfigKeys;
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import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
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import org.apache.hadoop.hdfs.server.federation.MiniRouterDFSCluster;
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import org.apache.hadoop.hdfs.server.federation.RouterConfigBuilder;
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import org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider;
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import org.apache.hadoop.hdfs.tools.DFSAdmin;
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import org.apache.hadoop.net.NetUtils;
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import org.apache.hadoop.security.GroupMappingServiceProvider;
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import org.apache.hadoop.security.Groups;
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import org.apache.hadoop.security.UserGroupInformation;
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import org.apache.hadoop.security.authorize.AuthorizationException;
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import org.apache.hadoop.security.authorize.DefaultImpersonationProvider;
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import org.apache.hadoop.security.authorize.ProxyUsers;
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import org.apache.hadoop.test.GenericTestUtils;
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import org.apache.hadoop.test.LambdaTestUtils;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.io.UnsupportedEncodingException;
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import java.net.URL;
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import java.net.URLDecoder;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.TimeUnit;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotEquals;
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import static org.junit.Assert.fail;
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import static org.mockito.Mockito.mock;
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import static org.mockito.Mockito.when;
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/**
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* Tests RefreshUserMappingsProtocol With Routers.
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*/
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public class TestRefreshUserMappingsWithRouters {
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private static final Logger LOG = LoggerFactory.getLogger(
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TestRefreshUserMappingsWithRouters.class);
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private MiniRouterDFSCluster cluster;
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private Router router;
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private Configuration conf;
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private static final long GROUP_REFRESH_TIMEOUT_SEC = 1L;
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private static final String ROUTER_NS = "rbfns";
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private static final String HDFS_SCHEMA = "hdfs://";
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private static final String LOOPBACK_ADDRESS = "127.0.0.1";
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private static final String HDFS_PREFIX = HDFS_SCHEMA + LOOPBACK_ADDRESS;
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private String tempResource = null;
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/**
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* Mock class to get group mapping for fake users.
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*/
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public static class MockUnixGroupsMapping
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implements GroupMappingServiceProvider {
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private static int i = 0;
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@Override
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public List<String> getGroups(String user) throws IOException {
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LOG.info("Getting groups in MockUnixGroupsMapping");
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String g1 = user + (10 * i + 1);
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String g2 = user + (10 * i + 2);
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List<String> l = new ArrayList<String>(2);
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l.add(g1);
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l.add(g2);
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i++;
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return l;
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}
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@Override
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public void cacheGroupsRefresh() throws IOException {
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LOG.info("Refreshing groups in MockUnixGroupsMapping");
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}
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@Override
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public void cacheGroupsAdd(List<String> groups) throws IOException {
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}
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}
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@Before
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public void setUp() {
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conf = new Configuration(false);
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conf.setClass("hadoop.security.group.mapping",
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TestRefreshUserMappingsWithRouters.MockUnixGroupsMapping.class,
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GroupMappingServiceProvider.class);
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conf.setLong("hadoop.security.groups.cache.secs",
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GROUP_REFRESH_TIMEOUT_SEC);
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conf = new RouterConfigBuilder(conf)
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.rpc()
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.admin()
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.build();
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Groups.getUserToGroupsMappingService(conf);
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}
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/**
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* Setup a single router, and return this router's rpc address
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* as fs.defaultFS for {@link DFSAdmin}.
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* @return router's rpc address
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* @throws Exception
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*/
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private String setUpSingleRouterAndReturnDefaultFs() {
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router = new Router();
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conf.set(RBFConfigKeys.DFS_ROUTER_RPC_ADDRESS_KEY,
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LOOPBACK_ADDRESS + ":" + NetUtils.getFreeSocketPort());
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router.init(conf);
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router.start();
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String defaultFs = HDFS_PREFIX + ":" +
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router.getRpcServerAddress().getPort();
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return defaultFs;
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}
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/**
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* Setup a multi-routers mini dfs cluster with two nameservices
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* and four routers.
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* For dfsadmin clients to use the federated namespace, we need to create a
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* new namespace that points to the routers.
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* For example, a cluster with 2 namespaces ns0, ns1, can add a new one to
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* hdfs-site.xml called {@link #ROUTER_NS}, which points to four of the
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* routers. With this setting dfsadmin client can interact with routers
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* as a regular namespace and reconginze multi-routers.
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* @return fs.defaultFS for multi-routers
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* @throws Exception
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*/
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private String setUpMultiRoutersAndReturnDefaultFs() throws Exception {
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//setup a miniroutercluster with 2 nameservices, 4 routers.
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cluster = new MiniRouterDFSCluster(true, 2);
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cluster.addRouterOverrides(conf);
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cluster.startRouters();
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//construct client conf.
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conf.set(DFSConfigKeys.DFS_INTERNAL_NAMESERVICES_KEY, "ns0,ns1");
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conf.set(DFSConfigKeys.DFS_NAMESERVICES, "ns0,ns1,"+ ROUTER_NS);
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conf.set(HdfsClientConfigKeys.Failover.
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PROXY_PROVIDER_KEY_PREFIX +"." + ROUTER_NS,
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ConfiguredFailoverProxyProvider.class.getCanonicalName());
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conf.set(CommonConfigurationKeys.FS_DEFAULT_NAME_KEY,
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HDFS_SCHEMA + ROUTER_NS);
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conf.set(DFSConfigKeys.DFS_HA_NAMENODES_KEY_PREFIX+
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"."+ ROUTER_NS, "r1,r2");
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List<MiniRouterDFSCluster.RouterContext> routers = cluster.getRouters();
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for(int i = 0; i < routers.size(); i++) {
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MiniRouterDFSCluster.RouterContext context = routers.get(i);
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conf.set(DFSConfigKeys.DFS_NAMENODE_RPC_ADDRESS_KEY +
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"." + ROUTER_NS+".r" +(i+1), LOOPBACK_ADDRESS +
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":" +context.getRouter().getRpcServerAddress().getPort());
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}
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return HDFS_SCHEMA + ROUTER_NS;
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}
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@Test
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public void testRefreshSuperUserGroupsConfigurationWithSingleRouter()
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throws Exception {
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testRefreshSuperUserGroupsConfigurationInternal(
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setUpSingleRouterAndReturnDefaultFs());
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}
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@Test
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public void testRefreshSuperUserGroupsConfigurationWithMultiRouters()
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throws Exception {
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testRefreshSuperUserGroupsConfigurationInternal(
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setUpMultiRoutersAndReturnDefaultFs());
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}
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@Test
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public void testGroupMappingRefreshWithSingleRouter() throws Exception {
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testGroupMappingRefreshInternal(
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setUpSingleRouterAndReturnDefaultFs());
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}
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@Test
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public void testGroupMappingRefreshWithMultiRouters() throws Exception {
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testGroupMappingRefreshInternal(
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setUpMultiRoutersAndReturnDefaultFs());
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}
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/**
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* Test refreshSuperUserGroupsConfiguration action.
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*/
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private void testRefreshSuperUserGroupsConfigurationInternal(
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String defaultFs) throws Exception {
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final String superUser = "super_user";
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final List<String> groupNames1 = new ArrayList<>();
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groupNames1.add("gr1");
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groupNames1.add("gr2");
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final List<String> groupNames2 = new ArrayList<>();
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groupNames2.add("gr3");
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groupNames2.add("gr4");
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//keys in conf
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String userKeyGroups = DefaultImpersonationProvider.getTestProvider().
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getProxySuperuserGroupConfKey(superUser);
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String userKeyHosts = DefaultImpersonationProvider.getTestProvider().
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getProxySuperuserIpConfKey(superUser);
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// superuser can proxy for this group
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conf.set(userKeyGroups, "gr3,gr4,gr5");
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conf.set(userKeyHosts, LOOPBACK_ADDRESS);
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ProxyUsers.refreshSuperUserGroupsConfiguration(conf);
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UserGroupInformation ugi1 = mock(UserGroupInformation.class);
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UserGroupInformation ugi2 = mock(UserGroupInformation.class);
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UserGroupInformation suUgi = mock(UserGroupInformation.class);
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when(ugi1.getRealUser()).thenReturn(suUgi);
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when(ugi2.getRealUser()).thenReturn(suUgi);
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// mock super user
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when(suUgi.getShortUserName()).thenReturn(superUser);
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when(suUgi.getUserName()).thenReturn(superUser+"L");
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when(ugi1.getShortUserName()).thenReturn("user1");
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when(ugi2.getShortUserName()).thenReturn("user2");
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when(ugi1.getUserName()).thenReturn("userL1");
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when(ugi2.getUserName()).thenReturn("userL2");
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// set groups for users
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when(ugi1.getGroups()).thenReturn(groupNames1);
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when(ugi2.getGroups()).thenReturn(groupNames2);
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// check before refresh
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LambdaTestUtils.intercept(AuthorizationException.class,
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() -> ProxyUsers.authorize(ugi1, LOOPBACK_ADDRESS));
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try {
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ProxyUsers.authorize(ugi2, LOOPBACK_ADDRESS);
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LOG.info("auth for {} succeeded", ugi2.getUserName());
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// expected
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} catch (AuthorizationException e) {
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fail("first auth for " + ugi2.getShortUserName() +
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" should've succeeded: " + e.getLocalizedMessage());
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}
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// refresh will look at configuration on the server side
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// add additional resource with the new value
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// so the server side will pick it up
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String rsrc = "testGroupMappingRefresh_rsrc.xml";
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tempResource = addNewConfigResource(rsrc, userKeyGroups, "gr2",
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userKeyHosts, LOOPBACK_ADDRESS);
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conf.set(DFSConfigKeys.FS_DEFAULT_NAME_KEY, defaultFs);
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DFSAdmin admin = new DFSAdmin(conf);
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String[] args = new String[]{"-refreshSuperUserGroupsConfiguration"};
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admin.run(args);
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LambdaTestUtils.intercept(AuthorizationException.class,
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() -> ProxyUsers.authorize(ugi2, LOOPBACK_ADDRESS));
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try {
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ProxyUsers.authorize(ugi1, LOOPBACK_ADDRESS);
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LOG.info("auth for {} succeeded", ugi1.getUserName());
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// expected
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} catch (AuthorizationException e) {
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fail("second auth for " + ugi1.getShortUserName() +
|
||||||
|
" should've succeeded: " + e.getLocalizedMessage());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Test refreshUserToGroupsMappings action.
|
||||||
|
*/
|
||||||
|
private void testGroupMappingRefreshInternal(String defaultFs)
|
||||||
|
throws Exception {
|
||||||
|
Groups groups = Groups.getUserToGroupsMappingService(conf);
|
||||||
|
String user = "test_user123";
|
||||||
|
|
||||||
|
LOG.info("First attempt:");
|
||||||
|
List<String> g1 = groups.getGroups(user);
|
||||||
|
LOG.info("Group 1 :{}", g1);
|
||||||
|
|
||||||
|
LOG.info("Second attempt, should be the same:");
|
||||||
|
List<String> g2 = groups.getGroups(user);
|
||||||
|
LOG.info("Group 2 :{}", g2);
|
||||||
|
for(int i = 0; i < g2.size(); i++) {
|
||||||
|
assertEquals("Should be same group ", g1.get(i), g2.get(i));
|
||||||
|
}
|
||||||
|
|
||||||
|
// set fs.defaultFS point to router(s).
|
||||||
|
conf.set(DFSConfigKeys.FS_DEFAULT_NAME_KEY, defaultFs);
|
||||||
|
// Test refresh command
|
||||||
|
DFSAdmin admin = new DFSAdmin(conf);
|
||||||
|
String[] args = new String[]{"-refreshUserToGroupsMappings"};
|
||||||
|
admin.run(args);
|
||||||
|
|
||||||
|
LOG.info("Third attempt(after refresh command), should be different:");
|
||||||
|
List<String> g3 = groups.getGroups(user);
|
||||||
|
LOG.info("Group 3:{}", g3);
|
||||||
|
for(int i = 0; i < g3.size(); i++) {
|
||||||
|
assertNotEquals("Should be different group: "
|
||||||
|
+ g1.get(i) + " and " + g3.get(i), g1.get(i), g3.get(i));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Test timeout
|
||||||
|
LOG.info("Fourth attempt(after timeout), should be different:");
|
||||||
|
GenericTestUtils.waitFor(() -> {
|
||||||
|
List<String> g4;
|
||||||
|
try {
|
||||||
|
g4 = groups.getGroups(user);
|
||||||
|
} catch (IOException e) {
|
||||||
|
LOG.debug("Failed to get groups for user:{}", user);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
LOG.info("Group 4 : {}", g4);
|
||||||
|
// if g4 is the same as g3, wait and retry
|
||||||
|
return !g3.equals(g4);
|
||||||
|
}, 50, Math.toIntExact(TimeUnit.SECONDS.toMillis(
|
||||||
|
GROUP_REFRESH_TIMEOUT_SEC * 30)));
|
||||||
|
}
|
||||||
|
|
||||||
|
public static String addNewConfigResource(String rsrcName, String keyGroup,
|
||||||
|
String groups, String keyHosts, String hosts)
|
||||||
|
throws FileNotFoundException, UnsupportedEncodingException {
|
||||||
|
// location for temp resource should be in CLASSPATH
|
||||||
|
Configuration conf = new Configuration();
|
||||||
|
URL url = conf.getResource("hdfs-site.xml");
|
||||||
|
|
||||||
|
String urlPath = URLDecoder.decode(url.getPath(), "UTF-8");
|
||||||
|
Path p = new Path(urlPath);
|
||||||
|
Path dir = p.getParent();
|
||||||
|
String tmp = dir.toString() + "/" + rsrcName;
|
||||||
|
|
||||||
|
StringBuilder newResource = new StringBuilder()
|
||||||
|
.append("<configuration>")
|
||||||
|
.append("<property>")
|
||||||
|
.append("<name>").append(keyGroup).append("</name>")
|
||||||
|
.append("<value>").append(groups).append("</value>")
|
||||||
|
.append("</property>")
|
||||||
|
.append("<property>")
|
||||||
|
.append("<name>").append(keyHosts).append("</name>")
|
||||||
|
.append("<value>").append(hosts).append("</value>")
|
||||||
|
.append("</property>")
|
||||||
|
.append("</configuration>");
|
||||||
|
PrintWriter writer = new PrintWriter(new FileOutputStream(tmp));
|
||||||
|
writer.println(newResource.toString());
|
||||||
|
writer.close();
|
||||||
|
Configuration.addDefaultResource(rsrcName);
|
||||||
|
return tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
@After
|
||||||
|
public void tearDown() {
|
||||||
|
if (router != null) {
|
||||||
|
router.shutDown();
|
||||||
|
router = null;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (cluster != null) {
|
||||||
|
cluster.shutdown();
|
||||||
|
cluster = null;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (tempResource != null) {
|
||||||
|
File f = new File(tempResource);
|
||||||
|
f.delete();
|
||||||
|
tempResource = null;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue