[GitHub] [ozone] tanvipenumudy commented on a diff in pull request #3383: HDDS-6619. Add freon command to run r/w mix workload using ObjectStore APIs

[GitBox <gi...@apache.org>]

tanvipenumudy commented on code in PR #3383:
URL: https://github.com/apache/ozone/pull/3383#discussion_r869860688


##########
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/freon/TestOmBucketReadWriteKeyOps.java:
##########
@@ -0,0 +1,304 @@
+/**
+ * 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.freon;
+
+import org.apache.commons.io.FileUtils;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.ozone.MiniOzoneCluster;
+
+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.OzoneKey;
+import org.apache.hadoop.ozone.om.OMConfigKeys;
+import org.apache.hadoop.ozone.om.helpers.BucketLayout;
+import org.apache.hadoop.ozone.om.lock.OMLockMetrics;
+import org.apache.ozone.test.GenericTestUtils;
+import org.apache.ratis.server.RaftServer;
+import org.apache.ratis.server.raftlog.RaftLog;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.slf4j.event.Level;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.Iterator;
+
+/**
+ * Test for OmBucketReadWriteKeyOps.
+ */
+public class TestOmBucketReadWriteKeyOps {
+
+  private String path;
+  private OzoneConfiguration conf = null;
+  private MiniOzoneCluster cluster = null;
+  private ObjectStore store = null;
+  private static final Logger LOG =
+      LoggerFactory.getLogger(TestOmBucketReadWriteKeyOps.class);
+
+  @Before
+  public void setup() {
+    path = GenericTestUtils
+        .getTempPath(TestHadoopDirTreeGenerator.class.getSimpleName());
+    GenericTestUtils.setLogLevel(RaftLog.LOG, Level.DEBUG);
+    GenericTestUtils.setLogLevel(RaftServer.LOG, Level.DEBUG);
+    File baseDir = new File(path);
+    baseDir.mkdirs();
+  }
+
+  /**
+   * Shutdown MiniDFSCluster.
+   */
+  private void shutdown() {
+    if (cluster != null) {
+      cluster.shutdown();
+    }
+  }
+
+  /**
+   * Create a MiniDFSCluster for testing.
+   *
+   * @throws IOException
+   */
+  private void startCluster() throws Exception {
+    conf = getOzoneConfiguration();
+    conf.set(OMConfigKeys.OZONE_DEFAULT_BUCKET_LAYOUT,
+        BucketLayout.OBJECT_STORE.name());
+    cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(5).build();
+    cluster.waitForClusterToBeReady();
+    cluster.waitTobeOutOfSafeMode();
+
+    store = OzoneClientFactory.getRpcClient(conf).getObjectStore();
+  }
+
+  protected OzoneConfiguration getOzoneConfiguration() {

Review Comment:
   Thank you for pointing this out, I have changed the access modifier to _private_.



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