hanishakoneru commented on a change in pull request #948: HDDS-1649. On installSnapshot notification from OM leader, download checkpoint and reload OM state URL: https://github.com/apache/hadoop/pull/948#discussion_r305108487
########## File path: hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMRatisSnapshots.java ########## @@ -0,0 +1,193 @@ +/** + * 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.om; + +import org.apache.commons.lang3.RandomStringUtils; +import org.apache.hadoop.hdds.conf.OzoneConfiguration; +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.OzoneBucket; +import org.apache.hadoop.ozone.client.OzoneClientFactory; +import org.apache.hadoop.ozone.client.OzoneVolume; +import org.apache.hadoop.ozone.client.VolumeArgs; +import org.apache.hadoop.ozone.om.helpers.OmVolumeArgs; +import org.apache.hadoop.ozone.om.ratis.OzoneManagerRatisServer; +import org.apache.hadoop.utils.db.DBCheckpoint; +import org.apache.hadoop.utils.db.Table; +import org.apache.hadoop.utils.db.TableIterator; +import org.junit.After; +import org.junit.Assert; +import org.junit.Before; +import org.junit.Rule; +import org.junit.Test; +import org.junit.rules.ExpectedException; +import org.junit.rules.Timeout; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.List; +import java.util.UUID; + +import static org.apache.hadoop.ozone.om.TestOzoneManagerHA.createKey; + +/** + * Tests the Ratis snaphsots feature in OM. + */ +public class TestOMRatisSnapshots { + + private MiniOzoneHAClusterImpl cluster = null; + private ObjectStore objectStore; + private OzoneConfiguration conf; + private String clusterId; + private String scmId; + private int numOfOMs = 3; + private static final long SNAPSHOT_THRESHOLD = 50; + private static final int LOG_PURGE_GAP = 50; + + @Rule + public ExpectedException exception = ExpectedException.none(); + + @Rule + public Timeout timeout = new Timeout(3000_000); + + /** + * Create a MiniDFSCluster for testing. The cluster initially has one Review comment: Done ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
