org.apache.flink.yarn.YARNSessionFIFOSecuredITCase.java Source code

Introduction

Here is the source code for org.apache.flink.yarn.YARNSessionFIFOSecuredITCase.java

Source

/**
 * 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.yarn;

import org.apache.flink.configuration.Configuration;
import org.apache.flink.configuration.SecurityOptions;
import org.apache.flink.runtime.security.SecurityUtils;
import org.apache.flink.test.util.SecureTestEnvironment;
import org.apache.flink.test.util.TestingSecurityContext;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.concurrent.Callable;

public class YARNSessionFIFOSecuredITCase extends YARNSessionFIFOITCase {

    protected static final Logger LOG = LoggerFactory.getLogger(YARNSessionFIFOSecuredITCase.class);

    @BeforeClass
    public static void setup() {

        LOG.info("starting secure cluster environment for testing");

        yarnConfiguration.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
        yarnConfiguration.setInt(YarnConfiguration.NM_PMEM_MB, 768);
        yarnConfiguration.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB, 512);
        yarnConfiguration.set(YarnTestBase.TEST_CLUSTER_NAME_KEY, "flink-yarn-tests-fifo-secured");

        SecureTestEnvironment.prepare(tmp);

        populateYarnSecureConfigurations(yarnConfiguration, SecureTestEnvironment.getHadoopServicePrincipal(),
                SecureTestEnvironment.getTestKeytab());

        Configuration flinkConfig = new Configuration();
        flinkConfig.setString(SecurityOptions.KERBEROS_LOGIN_KEYTAB, SecureTestEnvironment.getTestKeytab());
        flinkConfig.setString(SecurityOptions.KERBEROS_LOGIN_PRINCIPAL,
                SecureTestEnvironment.getHadoopServicePrincipal());

        SecurityUtils.SecurityConfiguration ctx = new SecurityUtils.SecurityConfiguration(flinkConfig,
                yarnConfiguration);
        try {
            TestingSecurityContext.install(ctx, SecureTestEnvironment.getClientSecurityConfigurationMap());

            SecurityUtils.getInstalledContext().runSecured(new Callable<Object>() {
                @Override
                public Integer call() {
                    startYARNSecureMode(yarnConfiguration, SecureTestEnvironment.getHadoopServicePrincipal(),
                            SecureTestEnvironment.getTestKeytab());
                    return null;
                }
            });

        } catch (Exception e) {
            throw new RuntimeException("Exception occurred while setting up secure test context. Reason: {}", e);
        }

    }

    @AfterClass
    public static void teardownSecureCluster() throws Exception {
        LOG.info("tearing down secure cluster environment");
        SecureTestEnvironment.cleanup();
    }

    /* For secure cluster testing, it is enough to run only one test and override below test methods
     * to keep the overall build time minimal
     */
    @Override
    public void testQueryCluster() {
    }

    @Override
    public void testResourceComputation() {
    }

    @Override
    public void testfullAlloc() {
    }

    @Override
    public void testJavaAPI() {
    }
}