Github user mxm commented on a diff in the pull request: https://github.com/apache/flink/pull/2275#discussion_r79355820 --- Diff: flink-streaming-connectors/flink-connector-filesystem/src/test/java/org/apache/flink/streaming/connectors/fs/RollingSinkSecuredITCase.java --- @@ -0,0 +1,232 @@ +/** + * 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.flink.streaming.connectors.fs; + +import org.apache.flink.configuration.ConfigConstants; +import org.apache.flink.configuration.Configuration; +import org.apache.flink.runtime.security.SecurityContext; +import org.apache.flink.streaming.util.TestStreamEnvironment; +import org.apache.flink.test.util.SecureTestEnvironment; +import org.apache.flink.test.util.TestingSecurityContext; +import org.apache.flink.test.util.TestBaseUtils; +import org.apache.flink.util.NetUtils; +import org.apache.hadoop.fs.Path; +import org.apache.hadoop.hdfs.MiniDFSCluster; +import org.apache.hadoop.http.HttpConfig; +import org.apache.hadoop.security.SecurityUtil; +import org.apache.hadoop.security.UserGroupInformation; +import org.junit.AfterClass; +import org.junit.BeforeClass; +import org.junit.Ignore; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.util.HashMap; +import java.util.Map; + +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_HTTP_ADDRESS_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_KEYTAB_FILE_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_USER_NAME_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_USER_NAME_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_KEYTAB_FILE_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_WEB_AUTHENTICATION_KERBEROS_PRINCIPAL_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_BLOCK_ACCESS_TOKEN_ENABLE_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HTTP_POLICY_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ENCRYPT_DATA_TRANSFER_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_ADDRESS_KEY; +import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_HOST_NAME_KEY; + +/** + * Tests for running {@link RollingSinkSecuredITCase} which is an extension of {@link RollingSink} in secure environment + */ + +//The test is disabled since MiniDFS secure run requires lower order ports to be used. +//We can enable the test when the fix is available (HDFS-9213) +@Ignore +public class RollingSinkSecuredITCase extends RollingSinkITCase { + + protected static final Logger LOG = LoggerFactory.getLogger(RollingSinkSecuredITCase.class); + + /* + * override super class static methods to avoid creating MiniDFS and MiniFlink with wrong configurations + * and out-of-order sequence for secure cluster + */ + @BeforeClass + public static void setup() throws Exception {} + + @AfterClass + public static void teardown() throws Exception {} + + @BeforeClass + public static void createHDFS() throws IOException {} + + @AfterClass + public static void destroyHDFS() {} + + @BeforeClass + public static void startSecureCluster() throws Exception { + + LOG.info("starting secure cluster environment for testing"); + + dataDir = tempFolder.newFolder(); + + conf.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, dataDir.getAbsolutePath()); + + SecureTestEnvironment.prepare(tempFolder); + + populateSecureConfigurations(); + + Configuration flinkConfig = new Configuration(); + flinkConfig.setString(ConfigConstants.SECURITY_KEYTAB_KEY, + SecureTestEnvironment.getTestKeytab()); + flinkConfig.setString(ConfigConstants.SECURITY_PRINCIPAL_KEY, + SecureTestEnvironment.getHadoopServicePrincipal()); + + SecurityContext.SecurityConfiguration ctx = new SecurityContext.SecurityConfiguration(); + ctx.setFlinkConfiguration(flinkConfig); + ctx.setHadoopConfiguration(conf); + try { + TestingSecurityContext.install(ctx, SecureTestEnvironment.getClientSecurityConfigurationMap()); + } catch (Exception e) { + throw new RuntimeException("Exception occurred while setting up secure test context. Reason: {}", e); + } + + File hdfsSiteXML = new File(dataDir.getAbsolutePath() + "/hdfs-site.xml"); + + FileWriter writer = new FileWriter(hdfsSiteXML); + conf.writeXml(writer); + writer.flush(); + writer.close(); + + Map<String, String> map = new HashMap<String, String>(System.getenv()); + map.put("HADOOP_CONF_DIR", hdfsSiteXML.getParentFile().getAbsolutePath()); + TestBaseUtils.setEnv(map); + + + MiniDFSCluster.Builder builder = new MiniDFSCluster.Builder(conf); + builder.checkDataNodeAddrConfig(true); + builder.checkDataNodeHostConfig(true); + hdfsCluster = builder.build(); + + dfs = hdfsCluster.getFileSystem(); + + hdfsURI = "hdfs://" + + NetUtils.hostAndPortToUrlString(hdfsCluster.getURI().getHost(), hdfsCluster.getNameNodePort()) + + "/"; + + startSecureFlinkClusterWithRecoveryModeEnabled(); + } + + @AfterClass + public static void teardownSecureCluster() throws Exception { + LOG.info("tearing down secure cluster environment"); + + TestStreamEnvironment.unsetAsContext(); + stopCluster(cluster, TestBaseUtils.DEFAULT_TIMEOUT); + + hdfsCluster.shutdown(); + + SecureTestEnvironment.cleanup(); + } + + private static void populateSecureConfigurations() { + + String dataTransferProtection = "authentication"; + + SecurityUtil.setAuthenticationMethod(UserGroupInformation.AuthenticationMethod.KERBEROS, conf); + conf.set(DFS_NAMENODE_USER_NAME_KEY, SecureTestEnvironment.getHadoopServicePrincipal()); + conf.set(DFS_NAMENODE_KEYTAB_FILE_KEY, SecureTestEnvironment.getTestKeytab()); + conf.set(DFS_DATANODE_USER_NAME_KEY, SecureTestEnvironment.getHadoopServicePrincipal()); + conf.set(DFS_DATANODE_KEYTAB_FILE_KEY, SecureTestEnvironment.getTestKeytab()); + conf.set(DFS_WEB_AUTHENTICATION_KERBEROS_PRINCIPAL_KEY, SecureTestEnvironment.getHadoopServicePrincipal()); + + conf.setBoolean(DFS_BLOCK_ACCESS_TOKEN_ENABLE_KEY, true); + + conf.set("dfs.data.transfer.protection", dataTransferProtection); + + conf.set(DFS_HTTP_POLICY_KEY, HttpConfig.Policy.HTTP_ONLY.name()); + + conf.set(DFS_ENCRYPT_DATA_TRANSFER_KEY, "false"); + + conf.setInt("dfs.datanode.socket.write.timeout", 0); + + /* + * We ae setting the port number to privileged port - see HDFS-9213 + * This requires the user to have root privilege to bind to the port + * Use below command (ubuntu) to set privilege to java process for the + * bind() to work if the java process is not running as root. + * setcap 'cap_net_bind_service=+ep' /path/to/java + */ + conf.set(DFS_DATANODE_ADDRESS_KEY, "localhost:1002"); + conf.set(DFS_DATANODE_HOST_NAME_KEY, "localhost"); + conf.set(DFS_DATANODE_HTTP_ADDRESS_KEY, "localhost:1003"); + } + + private static void startSecureFlinkClusterWithRecoveryModeEnabled() { + try { + LOG.info("Starting Flink and ZK in secure mode"); + + dfs.mkdirs(new Path("/flink/checkpoints")); + dfs.mkdirs(new Path("/flink/recovery")); + + org.apache.flink.configuration.Configuration config = new org.apache.flink.configuration.Configuration(); + + config.setInteger(ConfigConstants.LOCAL_NUMBER_TASK_MANAGER, 1); + config.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, DEFAULT_PARALLELISM); + config.setBoolean(ConfigConstants.LOCAL_START_WEBSERVER, false); + config.setInteger(ConfigConstants.LOCAL_NUMBER_JOB_MANAGER, 3); + config.setString(ConfigConstants.RECOVERY_MODE, "zookeeper"); + config.setString(ConfigConstants.STATE_BACKEND, "filesystem"); + config.setString(ConfigConstants.ZOOKEEPER_CHECKPOINTS_PATH, hdfsURI + "/flink/checkpoints"); + config.setString(ConfigConstants.ZOOKEEPER_RECOVERY_PATH, hdfsURI + "/flink/recovery"); + config.setString("state.backend.fs.checkpointdir", hdfsURI + "/flink/checkpoints"); + + SecureTestEnvironment.populateFlinkSecureConfigurations(config); + + cluster = TestBaseUtils.startCluster(config, false); + TestStreamEnvironment.setAsContext(cluster, DEFAULT_PARALLELISM); + + } catch (Exception e) { + LOG.error("Exception occured while creating MiniFlink cluster. Reason: {}", e); --- End diff -- The signature is error(String msg, Throwable t). You can remove the "Reason: {}".
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