sumitagrawl commented on code in PR #10416: URL: https://github.com/apache/ozone/pull/10416#discussion_r3363731425
########## hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestClientRetryContainerStateMachineFailures.java: ########## @@ -0,0 +1,195 @@ +/* + * 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 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.client.rpc; + +import static java.nio.charset.StandardCharsets.UTF_8; +import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_HEARTBEAT_INTERVAL; +import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_DATANODE_PIPELINE_LIMIT; +import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_PIPELINE_PER_METADATA_VOLUME; +import static org.junit.jupiter.api.Assertions.fail; + +import java.io.IOException; +import java.time.Duration; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicLong; +import org.apache.commons.io.IOUtils; +import org.apache.commons.lang3.tuple.Pair; +import org.apache.hadoop.hdds.client.ReplicationConfig; +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.protocol.proto.HddsProtos; +import org.apache.hadoop.hdds.ratis.conf.RatisClientConfig; +import org.apache.hadoop.hdds.scm.OzoneClientConfig; +import org.apache.hadoop.hdds.scm.XceiverClientManager; +import org.apache.hadoop.ozone.MiniOzoneCluster; +import org.apache.hadoop.ozone.OzoneConfigKeys; +import org.apache.hadoop.ozone.client.ObjectStore; +import org.apache.hadoop.ozone.client.OzoneClient; +import org.apache.hadoop.ozone.client.OzoneClientFactory; +import org.apache.hadoop.ozone.client.io.OzoneOutputStream; +import org.apache.hadoop.ozone.container.common.transport.server.ratis.XceiverServerRatis; +import org.apache.hadoop.ozone.container.common.volume.StorageVolume; +import org.apache.hadoop.ozone.container.ozoneimpl.OzoneContainer; +import org.apache.hadoop.util.Time; +import org.apache.ozone.test.GenericTestUtils; +import org.apache.ratis.server.RaftServer; +import org.junit.jupiter.api.AfterAll; +import org.junit.jupiter.api.Assertions; +import org.junit.jupiter.api.BeforeAll; +import org.junit.jupiter.api.Test; + +/** + * Tests the containerStateMachine failure handling. + */ +public class TestClientRetryContainerStateMachineFailures { + + private static MiniOzoneCluster cluster; + private static OzoneClient client; + private static ObjectStore objectStore; + private static String volumeName; + private static String bucketName; + private static XceiverClientManager xceiverClientManager; + + @BeforeAll + public static void init() throws Exception { + OzoneConfiguration conf = new OzoneConfiguration(); + + // ensure only 1 pipeline is created + conf.setLong(OZONE_DATANODE_PIPELINE_LIMIT, 1); + conf.setLong(OZONE_SCM_PIPELINE_PER_METADATA_VOLUME, 1); + conf.set(OzoneConfigKeys.OZONE_SCM_CLOSE_CONTAINER_WAIT_DURATION, "150s"); + conf.setTimeDuration(HDDS_HEARTBEAT_INTERVAL, 30, TimeUnit.SECONDS); + + OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class); + clientConfig.setStreamBufferFlushDelay(false); + conf.setFromObject(clientConfig); + + // update watch timeout to 10 second to finish test for client + RatisClientConfig ratisClientConfig = conf.getObject(RatisClientConfig.class); + ratisClientConfig.setWatchRequestTimeout(Duration.ofSeconds(10)); + conf.setFromObject(ratisClientConfig); + RatisClientConfig.RaftConfig raftClientConfig = conf.getObject(RatisClientConfig.RaftConfig.class); + raftClientConfig.setRpcWatchRequestTimeout(Duration.ofSeconds(10)); + conf.setFromObject(raftClientConfig); + + conf.setLong(OzoneConfigKeys.HDDS_RATIS_SNAPSHOT_THRESHOLD_KEY, 1); + conf.setQuietMode(false); + cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(3).build(); + cluster.waitForClusterToBeReady(); + cluster.waitForPipelineTobeReady(HddsProtos.ReplicationFactor.ONE, 60000); + //the easiest way to create an open container is creating a key + client = OzoneClientFactory.getRpcClient(conf); + objectStore = client.getObjectStore(); + xceiverClientManager = new XceiverClientManager(conf); + volumeName = "testcontainerstatemachinefailures"; + bucketName = volumeName; + objectStore.createVolume(volumeName); + objectStore.getVolume(volumeName).createBucket(bucketName); + } + + @AfterAll + public static void shutdown() { + IOUtils.closeQuietly(client); + if (xceiverClientManager != null) { + xceiverClientManager.close(); + } + if (cluster != null) { + cluster.shutdown(); + } + } + + @Test + void testContainerStateMachineLeaderFailure() throws Exception { + // 1. ensure pipeline is ready + ReplicationConfig replicationConfig = ReplicationConfig.fromTypeAndFactor(ReplicationType.RATIS, + ReplicationFactor.THREE); + try (OzoneOutputStream key = objectStore.getVolume(volumeName).getBucket(bucketName).createKey( + "firstKey1", 1024, replicationConfig, new HashMap<>())) { + key.write("ratis".getBytes(UTF_8)); Review Comment: added testcase for writing 5MB as part of testContainerStateMachine5MBLeaderFailure(), ########## hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestClientRetryContainerStateMachineFailures.java: ########## @@ -0,0 +1,195 @@ +/* + * 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * 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.client.rpc; + +import static java.nio.charset.StandardCharsets.UTF_8; +import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_HEARTBEAT_INTERVAL; +import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_DATANODE_PIPELINE_LIMIT; +import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_PIPELINE_PER_METADATA_VOLUME; +import static org.junit.jupiter.api.Assertions.fail; + +import java.io.IOException; +import java.time.Duration; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicLong; +import org.apache.commons.io.IOUtils; +import org.apache.commons.lang3.tuple.Pair; +import org.apache.hadoop.hdds.client.ReplicationConfig; +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.protocol.proto.HddsProtos; +import org.apache.hadoop.hdds.ratis.conf.RatisClientConfig; +import org.apache.hadoop.hdds.scm.OzoneClientConfig; +import org.apache.hadoop.hdds.scm.XceiverClientManager; +import org.apache.hadoop.ozone.MiniOzoneCluster; +import org.apache.hadoop.ozone.OzoneConfigKeys; +import org.apache.hadoop.ozone.client.ObjectStore; +import org.apache.hadoop.ozone.client.OzoneClient; +import org.apache.hadoop.ozone.client.OzoneClientFactory; +import org.apache.hadoop.ozone.client.io.OzoneOutputStream; +import org.apache.hadoop.ozone.container.common.transport.server.ratis.XceiverServerRatis; +import org.apache.hadoop.ozone.container.common.volume.StorageVolume; +import org.apache.hadoop.ozone.container.ozoneimpl.OzoneContainer; +import org.apache.hadoop.util.Time; +import org.apache.ozone.test.GenericTestUtils; +import org.apache.ratis.server.RaftServer; +import org.junit.jupiter.api.AfterAll; +import org.junit.jupiter.api.Assertions; +import org.junit.jupiter.api.BeforeAll; +import org.junit.jupiter.api.Test; + +/** + * Tests the containerStateMachine failure handling. + */ +public class TestClientRetryContainerStateMachineFailures { + + private static MiniOzoneCluster cluster; + private static OzoneClient client; + private static ObjectStore objectStore; + private static String volumeName; + private static String bucketName; + private static XceiverClientManager xceiverClientManager; + + @BeforeAll + public static void init() throws Exception { + OzoneConfiguration conf = new OzoneConfiguration(); + + // ensure only 1 pipeline is created + conf.setLong(OZONE_DATANODE_PIPELINE_LIMIT, 1); + conf.setLong(OZONE_SCM_PIPELINE_PER_METADATA_VOLUME, 1); + conf.set(OzoneConfigKeys.OZONE_SCM_CLOSE_CONTAINER_WAIT_DURATION, "150s"); + conf.setTimeDuration(HDDS_HEARTBEAT_INTERVAL, 30, TimeUnit.SECONDS); + + OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class); + clientConfig.setStreamBufferFlushDelay(false); + conf.setFromObject(clientConfig); + + // update watch timeout to 10 second to finish test for client + RatisClientConfig ratisClientConfig = conf.getObject(RatisClientConfig.class); + ratisClientConfig.setWatchRequestTimeout(Duration.ofSeconds(10)); + conf.setFromObject(ratisClientConfig); + RatisClientConfig.RaftConfig raftClientConfig = conf.getObject(RatisClientConfig.RaftConfig.class); + raftClientConfig.setRpcWatchRequestTimeout(Duration.ofSeconds(10)); + conf.setFromObject(raftClientConfig); + + conf.setLong(OzoneConfigKeys.HDDS_RATIS_SNAPSHOT_THRESHOLD_KEY, 1); + conf.setQuietMode(false); + cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(3).build(); + cluster.waitForClusterToBeReady(); + cluster.waitForPipelineTobeReady(HddsProtos.ReplicationFactor.ONE, 60000); + //the easiest way to create an open container is creating a key + client = OzoneClientFactory.getRpcClient(conf); + objectStore = client.getObjectStore(); + xceiverClientManager = new XceiverClientManager(conf); + volumeName = "testcontainerstatemachinefailures"; + bucketName = volumeName; + objectStore.createVolume(volumeName); + objectStore.getVolume(volumeName).createBucket(bucketName); + } + + @AfterAll + public static void shutdown() { + IOUtils.closeQuietly(client); + if (xceiverClientManager != null) { + xceiverClientManager.close(); + } + if (cluster != null) { + cluster.shutdown(); + } + } + + @Test + void testContainerStateMachineLeaderFailure() throws Exception { Review Comment: added test cases for all scenario -- This is an automated message from the Apache Git Service. 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