| /** |
| * 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.hdds.scm; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdds.HddsConfigKeys; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.server.ServerUtils; |
| import org.apache.hadoop.test.PathUtils; |
| |
| import org.apache.commons.io.FileUtils; |
| import static org.junit.Assert.assertTrue; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.rules.Timeout; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| import java.net.InetSocketAddress; |
| import java.util.concurrent.TimeUnit; |
| |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_CLIENT_ADDRESS_KEY; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_DATANODE_ADDRESS_KEY; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_DATANODE_PORT_DEFAULT; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_NAMES; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_STALENODE_INTERVAL; |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * Unit tests for {@link HddsServerUtil}. |
| */ |
| public class TestHddsServerUtils { |
| public static final Logger LOG = LoggerFactory.getLogger( |
| TestHddsServerUtils.class); |
| |
| @Rule |
| public Timeout timeout = new Timeout(300_000); |
| |
| @Rule |
| public ExpectedException thrown= ExpectedException.none(); |
| |
| /** |
| * Test getting OZONE_SCM_DATANODE_ADDRESS_KEY with port. |
| */ |
| @Test |
| @SuppressWarnings("StringSplitter") |
| public void testGetDatanodeAddressWithPort() { |
| final String scmHost = "host123:100"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_DATANODE_ADDRESS_KEY, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(address.getHostName(), scmHost.split(":")[0]); |
| assertEquals(address.getPort(), Integer.parseInt(scmHost.split(":")[1])); |
| } |
| |
| /** |
| * Test getting OZONE_SCM_DATANODE_ADDRESS_KEY without port. |
| */ |
| @Test |
| public void testGetDatanodeAddressWithoutPort() { |
| final String scmHost = "host123"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_DATANODE_ADDRESS_KEY, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(scmHost, address.getHostName()); |
| assertEquals(OZONE_SCM_DATANODE_PORT_DEFAULT, address.getPort()); |
| } |
| |
| /** |
| * When OZONE_SCM_DATANODE_ADDRESS_KEY is undefined, test fallback to |
| * OZONE_SCM_CLIENT_ADDRESS_KEY. |
| */ |
| @Test |
| public void testDatanodeAddressFallbackToClientNoPort() { |
| final String scmHost = "host123"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_CLIENT_ADDRESS_KEY, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(scmHost, address.getHostName()); |
| assertEquals(OZONE_SCM_DATANODE_PORT_DEFAULT, address.getPort()); |
| } |
| |
| /** |
| * When OZONE_SCM_DATANODE_ADDRESS_KEY is undefined, test fallback to |
| * OZONE_SCM_CLIENT_ADDRESS_KEY. Port number defined by |
| * OZONE_SCM_CLIENT_ADDRESS_KEY should be ignored. |
| */ |
| @Test |
| @SuppressWarnings("StringSplitter") |
| public void testDatanodeAddressFallbackToClientWithPort() { |
| final String scmHost = "host123:100"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_CLIENT_ADDRESS_KEY, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(address.getHostName(), scmHost.split(":")[0]); |
| assertEquals(address.getPort(), OZONE_SCM_DATANODE_PORT_DEFAULT); |
| } |
| |
| /** |
| * When OZONE_SCM_DATANODE_ADDRESS_KEY and OZONE_SCM_CLIENT_ADDRESS_KEY |
| * are undefined, test fallback to OZONE_SCM_NAMES. |
| */ |
| @Test |
| public void testDatanodeAddressFallbackToScmNamesNoPort() { |
| final String scmHost = "host123"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_NAMES, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(scmHost, address.getHostName()); |
| assertEquals(OZONE_SCM_DATANODE_PORT_DEFAULT, address.getPort()); |
| } |
| |
| /** |
| * When OZONE_SCM_DATANODE_ADDRESS_KEY and OZONE_SCM_CLIENT_ADDRESS_KEY |
| * are undefined, test fallback to OZONE_SCM_NAMES. Port number |
| * defined by OZONE_SCM_NAMES should be ignored. |
| */ |
| @Test |
| @SuppressWarnings("StringSplitter") |
| public void testDatanodeAddressFallbackToScmNamesWithPort() { |
| final String scmHost = "host123:100"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_NAMES, scmHost); |
| final InetSocketAddress address = |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| assertEquals(address.getHostName(), scmHost.split(":")[0]); |
| assertEquals(OZONE_SCM_DATANODE_PORT_DEFAULT, address.getPort()); |
| } |
| |
| /** |
| * getScmAddressForDataNodes should fail when OZONE_SCM_NAMES has |
| * multiple addresses. |
| */ |
| @Test |
| public void testClientFailsWithMultipleScmNames() { |
| final String scmHost = "host123,host456"; |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(OZONE_SCM_NAMES, scmHost); |
| thrown.expect(IllegalArgumentException.class); |
| HddsServerUtil.getScmAddressForDataNodes(conf); |
| } |
| |
| /** |
| * Test {@link ServerUtils#getScmDbDir}. |
| */ |
| @Test |
| public void testGetScmDbDir() { |
| final File testDir = PathUtils.getTestDir(TestHddsServerUtils.class); |
| final File dbDir = new File(testDir, "scmDbDir"); |
| final File metaDir = new File(testDir, "metaDir"); // should be ignored. |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(ScmConfigKeys.OZONE_SCM_DB_DIRS, dbDir.getPath()); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, metaDir.getPath()); |
| |
| try { |
| assertEquals(dbDir, ServerUtils.getScmDbDir(conf)); |
| assertTrue(dbDir.exists()); // should have been created. |
| } finally { |
| FileUtils.deleteQuietly(dbDir); |
| } |
| } |
| |
| /** |
| * Test {@link ServerUtils#getScmDbDir} with fallback to OZONE_METADATA_DIRS |
| * when OZONE_SCM_DB_DIRS is undefined. |
| */ |
| @Test |
| public void testGetScmDbDirWithFallback() { |
| final File testDir = PathUtils.getTestDir(TestHddsServerUtils.class); |
| final File metaDir = new File(testDir, "metaDir"); |
| final Configuration conf = new OzoneConfiguration(); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, metaDir.getPath()); |
| try { |
| assertEquals(metaDir, ServerUtils.getScmDbDir(conf)); |
| assertTrue(metaDir.exists()); // should have been created. |
| } finally { |
| FileUtils.deleteQuietly(metaDir); |
| } |
| } |
| |
| @Test |
| public void testNoScmDbDirConfigured() { |
| thrown.expect(IllegalArgumentException.class); |
| ServerUtils.getScmDbDir(new OzoneConfiguration()); |
| } |
| |
| @Test |
| public void testGetStaleNodeInterval() { |
| final Configuration conf = new OzoneConfiguration(); |
| |
| // Reset OZONE_SCM_STALENODE_INTERVAL to 300s that |
| // larger than max limit value. |
| conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 300, TimeUnit.SECONDS); |
| conf.setInt(ScmConfigKeys.OZONE_SCM_HEARTBEAT_PROCESS_INTERVAL, 100); |
| // the max limit value will be returned |
| assertEquals(100000, HddsServerUtil.getStaleNodeInterval(conf)); |
| |
| // Reset OZONE_SCM_STALENODE_INTERVAL to 10ms that |
| // smaller than min limit value. |
| conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 10, |
| TimeUnit.MILLISECONDS); |
| conf.setInt(ScmConfigKeys.OZONE_SCM_HEARTBEAT_PROCESS_INTERVAL, 100); |
| // the min limit value will be returned |
| assertEquals(90000, HddsServerUtil.getStaleNodeInterval(conf)); |
| } |
| } |