| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.hadoop.ozone; |
| |
| import org.apache.commons.io.FileUtils; |
| import org.apache.hadoop.io.IOUtils; |
| import org.apache.hadoop.test.PathUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdds.HddsConfigKeys; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.ozone.om.OMConfigKeys; |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.rules.Timeout; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.FileWriter; |
| import java.nio.file.Paths; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Unit tests for {@link OmUtils}. |
| */ |
| public class TestOmUtils { |
| @Rule |
| public Timeout timeout = new Timeout(60_000); |
| |
| @Rule |
| public ExpectedException thrown= ExpectedException.none(); |
| |
| /** |
| * Test {@link OmUtils#getOmDbDir}. |
| */ |
| @Test |
| public void testGetOmDbDir() { |
| final File testDir = PathUtils.getTestDir(TestOmUtils.class); |
| final File dbDir = new File(testDir, "omDbDir"); |
| final File metaDir = new File(testDir, "metaDir"); // should be ignored. |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OMConfigKeys.OZONE_OM_DB_DIRS, dbDir.getPath()); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, metaDir.getPath()); |
| |
| try { |
| assertEquals(dbDir, OmUtils.getOmDbDir(conf)); |
| assertTrue(dbDir.exists()); // should have been created. |
| } finally { |
| FileUtils.deleteQuietly(dbDir); |
| } |
| } |
| |
| /** |
| * Test {@link OmUtils#getOmDbDir} with fallback to OZONE_METADATA_DIRS |
| * when OZONE_OM_DB_DIRS is undefined. |
| */ |
| @Test |
| public void testGetOmDbDirWithFallback() { |
| final File testDir = PathUtils.getTestDir(TestOmUtils.class); |
| final File metaDir = new File(testDir, "metaDir"); |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, metaDir.getPath()); |
| |
| try { |
| assertEquals(metaDir, OmUtils.getOmDbDir(conf)); |
| assertTrue(metaDir.exists()); // should have been created. |
| } finally { |
| FileUtils.deleteQuietly(metaDir); |
| } |
| } |
| |
| @Test |
| public void testNoOmDbDirConfigured() { |
| thrown.expect(IllegalArgumentException.class); |
| OmUtils.getOmDbDir(new OzoneConfiguration()); |
| } |
| |
| @Test |
| public void testCreateTarFile() throws Exception { |
| |
| File tempSnapshotDir = null; |
| FileInputStream fis = null; |
| FileOutputStream fos = null; |
| File tarFile = null; |
| |
| try { |
| String testDirName = System.getProperty("java.io.tmpdir"); |
| if (!testDirName.endsWith("/")) { |
| testDirName += "/"; |
| } |
| testDirName += "TestCreateTarFile_Dir" + System.currentTimeMillis(); |
| tempSnapshotDir = new File(testDirName); |
| tempSnapshotDir.mkdirs(); |
| |
| File file = new File(testDirName + "/temp1.txt"); |
| FileWriter writer = new FileWriter(file); |
| writer.write("Test data 1"); |
| writer.close(); |
| |
| file = new File(testDirName + "/temp2.txt"); |
| writer = new FileWriter(file); |
| writer.write("Test data 2"); |
| writer.close(); |
| |
| tarFile = OmUtils.createTarFile(Paths.get(testDirName)); |
| Assert.assertNotNull(tarFile); |
| |
| } finally { |
| IOUtils.closeStream(fis); |
| IOUtils.closeStream(fos); |
| FileUtils.deleteDirectory(tempSnapshotDir); |
| FileUtils.deleteQuietly(tarFile); |
| } |
| } |
| } |