sentry-binding/sentry-binding-kafka/src/test/java/org/apache/sentry/policy/kafka/TestKafkaPolicyEngineDFS.java

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 * 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
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 * specific language governing permissions and limitations
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package org.apache.sentry.policy.kafka;

import java.io.File;
import java.io.IOException;

import junit.framework.Assert;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.sentry.core.common.utils.PolicyFiles;
import org.junit.AfterClass;
import org.junit.BeforeClass;

public class TestKafkaPolicyEngineDFS extends AbstractTestKafkaPolicyEngine {
  private static MiniDFSCluster dfsCluster;
  private static FileSystem fileSystem;
  private static Path root;
  private static Path etc;

  @BeforeClass
  public static void setupLocalClazz() throws IOException {
    File baseDir = getBaseDir();
    Assert.assertNotNull(baseDir);
    File dfsDir = new File(baseDir, "dfs");
    Assert.assertTrue(dfsDir.isDirectory() || dfsDir.mkdirs());
    Configuration conf = new Configuration();
    conf.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, dfsDir.getPath());
    dfsCluster = new MiniDFSCluster.Builder(conf).numDataNodes(2).build();
    fileSystem = dfsCluster.getFileSystem();
    root = new Path(fileSystem.getUri().toString());
    etc = new Path(root, "/etc");
    fileSystem.mkdirs(etc);
  }

  @AfterClass
  public static void teardownLocalClazz() {
    if(dfsCluster != null) {
      dfsCluster.shutdown();
    }
  }

  @Override
  protected void afterSetup() throws IOException {
    fileSystem.delete(etc, true);
    fileSystem.mkdirs(etc);
    PolicyFiles.copyToDir(fileSystem, etc, "kafka-policy-test-authz-provider.ini");
    setPolicy(KafkaPolicyTestUtil.createPolicyEngineForTest(new Path(etc,
        "kafka-policy-test-authz-provider.ini").toString()));
  }

  @Override
  protected void beforeTeardown() throws IOException {
    fileSystem.delete(etc, true);
  }
}