| /** |
| * 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.recon; |
| |
| import static org.apache.hadoop.ozone.OzoneConsts.OZONE_OM_DB_CHECKPOINT_HTTP_ENDPOINT; |
| |
| import java.util.HashMap; |
| import java.util.UUID; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| import org.apache.hadoop.hdds.client.ReplicationFactor; |
| import org.apache.hadoop.hdds.client.ReplicationType; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.utils.db.RocksDBConfiguration; |
| import org.apache.hadoop.hdds.utils.db.Table; |
| import org.apache.hadoop.hdds.utils.db.TableIterator; |
| import org.apache.hadoop.ozone.MiniOzoneCluster; |
| import org.apache.hadoop.ozone.MiniOzoneHAClusterImpl; |
| import org.apache.hadoop.ozone.client.ObjectStore; |
| import org.apache.hadoop.ozone.client.OzoneClientFactory; |
| import org.apache.hadoop.ozone.client.io.OzoneOutputStream; |
| import org.apache.hadoop.ozone.om.OMConfigKeys; |
| import org.apache.hadoop.ozone.om.OzoneManager; |
| import org.apache.hadoop.ozone.recon.api.types.ContainerKeyPrefix; |
| import org.apache.hadoop.ozone.recon.spi.ContainerDBServiceProvider; |
| import org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl; |
| import org.apache.hadoop.test.GenericTestUtils; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.Timeout; |
| |
| /** |
| * This class sets up a MiniOzoneHACluster to test with Recon. |
| */ |
| public class TestReconWithOzoneManagerHA { |
| @Rule |
| public Timeout timeout = new Timeout(300_000); |
| |
| private MiniOzoneHAClusterImpl cluster; |
| private ObjectStore objectStore; |
| private final String omServiceId = "omService1"; |
| private final String volName = "testrecon"; |
| |
| @Before |
| public void setup() throws Exception { |
| OzoneConfiguration conf = new OzoneConfiguration(); |
| conf.set(OMConfigKeys.OZONE_OM_RATIS_ENABLE_KEY, Boolean.TRUE.toString()); |
| |
| // Sync to disk enabled |
| RocksDBConfiguration dbConf = conf.getObject(RocksDBConfiguration.class); |
| dbConf.setSyncOption(true); |
| conf.setFromObject(dbConf); |
| |
| cluster = (MiniOzoneHAClusterImpl) MiniOzoneCluster.newHABuilder(conf) |
| .setClusterId(UUID.randomUUID().toString()) |
| .setScmId(UUID.randomUUID().toString()) |
| .setOMServiceId(omServiceId) |
| .setNumDatanodes(1) |
| .setNumOfOzoneManagers(3) |
| .includeRecon(true) |
| .build(); |
| cluster.waitForClusterToBeReady(); |
| objectStore = OzoneClientFactory.getRpcClient(omServiceId, conf) |
| .getObjectStore(); |
| objectStore.createVolume(volName); |
| objectStore.getVolume(volName).createBucket(volName); |
| } |
| |
| @After |
| public void tearDown() { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| |
| @Test |
| public void testReconGetsSnapshotFromLeader() throws Exception { |
| AtomicReference<OzoneManager> ozoneManager = new AtomicReference<>(); |
| // Wait for OM leader election to finish |
| GenericTestUtils.waitFor(() -> { |
| OzoneManager om = cluster.getOMLeader(); |
| ozoneManager.set(om); |
| return om != null; |
| }, 100, 120000); |
| Assert.assertNotNull("Timed out waiting OM leader election to finish: " |
| + "no leader or more than one leader.", ozoneManager); |
| Assert.assertTrue("Should have gotten the leader!", |
| ozoneManager.get().isLeaderReady()); |
| |
| OzoneManagerServiceProviderImpl impl = (OzoneManagerServiceProviderImpl) |
| cluster.getReconServer().getOzoneManagerServiceProvider(); |
| |
| String hostname = |
| ozoneManager.get().getHttpServer().getHttpAddress().getHostName(); |
| String expectedUrl = "http://" + |
| (hostname.equals("0.0.0.0") ? "localhost" : hostname) + ":" + |
| ozoneManager.get().getHttpServer().getHttpAddress().getPort() + |
| OZONE_OM_DB_CHECKPOINT_HTTP_ENDPOINT; |
| String snapshotUrl = impl.getOzoneManagerSnapshotUrl(); |
| Assert.assertEquals("OM Snapshot should be requested from the leader.", |
| expectedUrl, snapshotUrl); |
| // Write some data |
| String keyPrefix = "ratis"; |
| OzoneOutputStream key = objectStore.getVolume(volName) |
| .getBucket(volName) |
| .createKey(keyPrefix, 1024, ReplicationType.RATIS, |
| ReplicationFactor.ONE, new HashMap<>()); |
| key.write(keyPrefix.getBytes()); |
| key.flush(); |
| key.close(); |
| // Sync data to Recon |
| impl.syncDataFromOM(); |
| |
| ContainerDBServiceProvider containerDBServiceProvider = |
| cluster.getReconServer().getContainerDBServiceProvider(); |
| TableIterator iterator = |
| containerDBServiceProvider.getContainerTableIterator(); |
| String reconKeyPrefix = null; |
| while (iterator.hasNext()) { |
| Table.KeyValue<ContainerKeyPrefix, Integer> keyValue = |
| (Table.KeyValue<ContainerKeyPrefix, Integer>) iterator.next(); |
| reconKeyPrefix = keyValue.getKey().getKeyPrefix(); |
| } |
| Assert.assertEquals("Container data should be synced to recon.", |
| String.format("/%s/%s/%s", volName, volName, keyPrefix), |
| reconKeyPrefix); |
| } |
| } |