AndrewJSchofield commented on code in PR #18209: URL: https://github.com/apache/kafka/pull/18209#discussion_r1920091543
########## tools/src/main/java/org/apache/kafka/tools/VerifiableShareConsumer.java: ########## @@ -0,0 +1,630 @@ +/* + * 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.kafka.tools; + +import org.apache.kafka.clients.CommonClientConfigs; +import org.apache.kafka.clients.admin.Admin; +import org.apache.kafka.clients.admin.AlterConfigOp; +import org.apache.kafka.clients.admin.AlterConfigsOptions; +import org.apache.kafka.clients.admin.ConfigEntry; +import org.apache.kafka.clients.consumer.AcknowledgementCommitCallback; +import org.apache.kafka.clients.consumer.ConsumerConfig; +import org.apache.kafka.clients.consumer.ConsumerRecord; +import org.apache.kafka.clients.consumer.ConsumerRecords; +import org.apache.kafka.clients.consumer.KafkaShareConsumer; +import org.apache.kafka.common.KafkaException; +import org.apache.kafka.common.TopicIdPartition; +import org.apache.kafka.common.TopicPartition; +import org.apache.kafka.common.config.ConfigResource; +import org.apache.kafka.common.errors.WakeupException; +import org.apache.kafka.common.serialization.StringDeserializer; +import org.apache.kafka.common.utils.Utils; +import org.apache.kafka.coordinator.group.GroupConfig; +import org.apache.kafka.coordinator.group.ShareGroupAutoOffsetResetStrategy; + +import com.fasterxml.jackson.annotation.JsonInclude; +import com.fasterxml.jackson.annotation.JsonProperty; +import com.fasterxml.jackson.annotation.JsonPropertyOrder; +import com.fasterxml.jackson.core.JsonGenerator; +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.JsonSerializer; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.databind.SerializerProvider; +import com.fasterxml.jackson.databind.module.SimpleModule; + +import net.sourceforge.argparse4j.ArgumentParsers; +import net.sourceforge.argparse4j.inf.ArgumentParser; +import net.sourceforge.argparse4j.inf.ArgumentParserException; +import net.sourceforge.argparse4j.inf.MutuallyExclusiveGroup; +import net.sourceforge.argparse4j.inf.Namespace; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.Closeable; +import java.io.IOException; +import java.io.PrintStream; +import java.time.Duration; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Collections; +import java.util.HashMap; +import java.util.List; +import java.util.Locale; +import java.util.Map; +import java.util.Objects; +import java.util.Optional; +import java.util.Properties; +import java.util.Set; +import java.util.TreeSet; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; + +import static net.sourceforge.argparse4j.impl.Arguments.store; +import static net.sourceforge.argparse4j.impl.Arguments.storeTrue; + +public class VerifiableShareConsumer implements Closeable, AcknowledgementCommitCallback { + + private static final Logger log = LoggerFactory.getLogger(VerifiableShareConsumer.class); + + private final ObjectMapper mapper = new ObjectMapper(); + private final PrintStream out; + private final KafkaShareConsumer<String, String> consumer; + private final String topic; + private final AcknowledgementMode acknowledgementMode; + private final String offsetResetStrategy; + private final Boolean verbose; + private final int maxMessages; + private Integer totalAcknowledged = 0; + private final String brokerHostandPort; + private final String groupId; + private final CountDownLatch shutdownLatch = new CountDownLatch(1); + + public static class PartitionData { + private final String topic; + private final int partition; + + public PartitionData(String topic, int partition) { + this.topic = topic; + this.partition = partition; + } + + @JsonProperty + public String topic() { + return topic; + } + + @JsonProperty + public int partition() { + return partition; + } + } + + public static class RecordSetSummary extends PartitionData { + private final long count; + private final Set<Long> offsets; + + public RecordSetSummary(String topic, int partition, Set<Long> offsets) { + super(topic, partition); + this.offsets = offsets; + this.count = offsets.size(); + } + + @JsonProperty + public long count() { + return count; + } + + @JsonProperty + public Set<Long> offsets() { + return offsets; + } + + } + + protected static class AcknowledgedData extends PartitionData { + private final long count; + private final Set<Long> offsets; + + public AcknowledgedData(String topic, int partition, Set<Long> offsets) { + super(topic, partition); + this.offsets = offsets; + this.count = offsets.size(); + } + + @JsonProperty + public long count() { + return count; + } + + @JsonProperty + public Set<Long> offsets() { + return offsets; + } + } + + @JsonPropertyOrder({ "timestamp", "name" }) + private abstract static class ShareConsumerEvent { + private final long timestamp = System.currentTimeMillis(); + + @JsonProperty + public abstract String name(); + + @JsonProperty + public long timestamp() { + return timestamp; + } + } + + protected static class StartupComplete extends ShareConsumerEvent { + + @Override + public String name() { + return "startup_complete"; + } + } + + @JsonPropertyOrder({ "timestamp", "name", "offsetResetStrategy" }) + protected static class OffsetResetStrategySet extends ShareConsumerEvent { + + private final String offsetResetStrategy; + + public OffsetResetStrategySet(String offsetResetStrategy) { + this.offsetResetStrategy = offsetResetStrategy; + } + + @Override + public String name() { + return "offset_reset_strategy_set"; + } + + @JsonProperty + public String offsetResetStrategy() { + return offsetResetStrategy; + } + } + + protected static class ShutdownComplete extends ShareConsumerEvent { + + @Override + public String name() { + return "shutdown_complete"; + } + } + + @JsonPropertyOrder({ "timestamp", "name", "count", "partitions" }) + public static class RecordsConsumed extends ShareConsumerEvent { + private final long count; + private final List<RecordSetSummary> partitionSummaries; + + public RecordsConsumed(long count, List<RecordSetSummary> partitionSummaries) { + this.count = count; + this.partitionSummaries = partitionSummaries; + } + + @Override + public String name() { + return "records_consumed"; + } + + @JsonProperty + public long count() { + return count; + } + + @JsonProperty + public List<RecordSetSummary> partitions() { + return partitionSummaries; + } + } + + @JsonPropertyOrder({ "timestamp", "name", "count", "partitions", "success", "error" }) + protected static class OffsetsAcknowledged extends ShareConsumerEvent { + + private final long count; + private final List<AcknowledgedData> partitions; + private final String error; + private final boolean success; + + public OffsetsAcknowledged(long count, List<AcknowledgedData> partitions, String error, boolean success) { + this.count = count; + this.partitions = partitions; + this.error = error; + this.success = success; + } + + @Override + public String name() { + return "offsets_acknowledged"; + } + + @JsonProperty + public long count() { + return count; + } + + @JsonProperty + public List<AcknowledgedData> partitions() { + return partitions; + } + + @JsonProperty + @JsonInclude(JsonInclude.Include.NON_NULL) + public String error() { + return error; + } + + @JsonProperty + public boolean success() { + return success; + } + + } + + @JsonPropertyOrder({ "timestamp", "name", "key", "value", "topic", "partition", "offset" }) + public static class RecordData extends ShareConsumerEvent { + + private final ConsumerRecord<String, String> record; + + public RecordData(ConsumerRecord<String, String> record) { + this.record = record; + } + + @Override + public String name() { + return "record_data"; + } + + @JsonProperty + public String topic() { + return record.topic(); + } + + @JsonProperty + public int partition() { + return record.partition(); + } + + @JsonProperty Review Comment: My mistake. -- This is an automated message from the Apache Git Service. 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