Add integration tests for kafka ingestion #9724
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| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.druid.testing.utils; | ||
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| import com.google.common.collect.ImmutableList; | ||
| import org.apache.kafka.clients.admin.AdminClient; | ||
| import org.apache.kafka.clients.admin.AdminClientConfig; | ||
| import org.apache.kafka.clients.admin.CreatePartitionsResult; | ||
| import org.apache.kafka.clients.admin.CreateTopicsResult; | ||
| import org.apache.kafka.clients.admin.DeleteTopicsResult; | ||
| import org.apache.kafka.clients.admin.DescribeTopicsResult; | ||
| import org.apache.kafka.clients.admin.NewPartitions; | ||
| import org.apache.kafka.clients.admin.NewTopic; | ||
| import org.apache.kafka.clients.admin.TopicDescription; | ||
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| import java.util.Collections; | ||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.Properties; | ||
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| public class KafkaAdminClient implements StreamAdminClient | ||
| { | ||
| private AdminClient adminClient; | ||
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| public KafkaAdminClient(String kafkaInternalHost) | ||
| { | ||
| Properties config = new Properties(); | ||
| config.setProperty(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaInternalHost); | ||
| adminClient = AdminClient.create(config); | ||
| } | ||
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| @Override | ||
| public void createStream(String streamName, int partitionCount, Map<String, String> tags) throws Exception | ||
| { | ||
| final short replicationFactor = 1; | ||
| final NewTopic newTopic = new NewTopic(streamName, partitionCount, replicationFactor); | ||
| final CreateTopicsResult createTopicsResult = adminClient.createTopics(Collections.singleton(newTopic)); | ||
| // Wait for create topic to compelte | ||
| createTopicsResult.values().get(streamName).get(); | ||
| } | ||
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| @Override | ||
| public void deleteStream(String streamName) throws Exception | ||
| { | ||
| DeleteTopicsResult deleteTopicsResult = adminClient.deleteTopics(ImmutableList.of(streamName)); | ||
| deleteTopicsResult.values().get(streamName).get(); | ||
| } | ||
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| /** | ||
| * This method can only increase the partition count of {@param streamName} to have a final partition | ||
| * count of {@param newPartitionCount} | ||
| * If {@param blocksUntilStarted} is set to true, then this method will blocks until the partitioning | ||
| * started (but not nessesary finished), otherwise, the method will returns right after issue the | ||
| * repartitioning command | ||
| */ | ||
| @Override | ||
| public void updatePartitionCount(String streamName, int newPartitionCount, boolean blocksUntilStarted) throws Exception | ||
| { | ||
| Map<String, NewPartitions> counts = new HashMap<>(); | ||
| counts.put(streamName, NewPartitions.increaseTo(newPartitionCount)); | ||
| CreatePartitionsResult createPartitionsResult = adminClient.createPartitions(counts); | ||
| if (blocksUntilStarted) { | ||
| createPartitionsResult.values().get(streamName).get(); | ||
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| } | ||
| } | ||
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| /** | ||
| * Stream state such as active/non-active does not applies to Kafka. | ||
| * Returning true since Kafka stream is always active and can always be writen and read to. | ||
| */ | ||
| @Override | ||
| public boolean isStreamActive(String streamName) | ||
| { | ||
| return true; | ||
|
Contributor
There was a problem hiding this comment. What does "active stream" mean for Kafka?
Contributor
Author
There was a problem hiding this comment. It doesn't means anything but since it implement the interface it needs the method. Added comment. |
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| } | ||
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| @Override | ||
| public int getStreamPartitionCount(String streamName) throws Exception | ||
| { | ||
| DescribeTopicsResult result = adminClient.describeTopics(ImmutableList.of(streamName)); | ||
| TopicDescription topicDescription = result.values().get(streamName).get(); | ||
| return topicDescription.partitions().size(); | ||
| } | ||
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| @Override | ||
| public boolean verfiyPartitionCountUpdated(String streamName, int oldPartitionCount, int newPartitionCount) throws Exception | ||
| { | ||
| return getStreamPartitionCount(streamName) == newPartitionCount; | ||
| } | ||
| } | ||
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Does
AllParallelizedTestsparallelize tests in a single class? Or can it parallelize across classes? Probably worth mentioning here.There was a problem hiding this comment.
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Only "methods inside the test cases are executed in parallel". Updated.