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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.
*/
package org.apache.kafka.common.requests;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.Errors;
import org.apache.kafka.common.protocol.types.ArrayOf;
import org.apache.kafka.common.protocol.types.Field;
import org.apache.kafka.common.protocol.types.Schema;
import org.apache.kafka.common.protocol.types.Struct;
import org.apache.kafka.common.record.RecordBatch;
import org.apache.kafka.common.utils.CollectionUtils;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static org.apache.kafka.common.protocol.CommonFields.ERROR_CODE;
import static org.apache.kafka.common.protocol.CommonFields.PARTITION_ID;
import static org.apache.kafka.common.protocol.CommonFields.THROTTLE_TIME_MS;
import static org.apache.kafka.common.protocol.CommonFields.TOPIC_NAME;
import static org.apache.kafka.common.protocol.types.Type.INT64;
/**
* This wrapper supports both v0 and v1 of ProduceResponse.
*/
public class ProduceResponse extends AbstractResponse {
private static final String RESPONSES_KEY_NAME = "responses";
// topic level field names
private static final String PARTITION_RESPONSES_KEY_NAME = "partition_responses";
public static final long INVALID_OFFSET = -1L;
/**
* Possible error code:
*
* {@link Errors#CORRUPT_MESSAGE}
* {@link Errors#UNKNOWN_TOPIC_OR_PARTITION}
* {@link Errors#NOT_LEADER_FOR_PARTITION}
* {@link Errors#MESSAGE_TOO_LARGE}
* {@link Errors#INVALID_TOPIC_EXCEPTION}
* {@link Errors#RECORD_LIST_TOO_LARGE}
* {@link Errors#NOT_ENOUGH_REPLICAS}
* {@link Errors#NOT_ENOUGH_REPLICAS_AFTER_APPEND}
* {@link Errors#INVALID_REQUIRED_ACKS}
* {@link Errors#TOPIC_AUTHORIZATION_FAILED}
* {@link Errors#UNSUPPORTED_FOR_MESSAGE_FORMAT}
* {@link Errors#INVALID_PRODUCER_EPOCH}
* {@link Errors#CLUSTER_AUTHORIZATION_FAILED}
* {@link Errors#TRANSACTIONAL_ID_AUTHORIZATION_FAILED}
* {@link Errors#INVALID_RECORD}
*/
private static final String BASE_OFFSET_KEY_NAME = "base_offset";
private static final String LOG_APPEND_TIME_KEY_NAME = "log_append_time";
private static final String LOG_START_OFFSET_KEY_NAME = "log_start_offset";
private static final String RECORD_ERRORS_KEY_NAME = "record_errors";
private static final String BATCH_INDEX_KEY_NAME = "batch_index";
private static final String BATCH_INDEX_ERROR_MESSAGE_KEY_NAME = "batch_index_error_message";
private static final String ERROR_MESSAGE_KEY_NAME = "error_message";
private static final Field.Int64 LOG_START_OFFSET_FIELD = new Field.Int64(LOG_START_OFFSET_KEY_NAME,
"The start offset of the log at the time this produce response was created", INVALID_OFFSET);
private static final Field.NullableStr BATCH_INDEX_ERROR_MESSAGE_FIELD = new Field.NullableStr(BATCH_INDEX_ERROR_MESSAGE_KEY_NAME,
"The error message of the record that caused the batch to be dropped");
private static final Field.NullableStr ERROR_MESSAGE_FIELD = new Field.NullableStr(ERROR_MESSAGE_KEY_NAME,
"The global error message summarizing the common root cause of the records that caused the batch to be dropped");
private static final Schema PRODUCE_RESPONSE_V0 = new Schema(
new Field(RESPONSES_KEY_NAME, new ArrayOf(new Schema(
TOPIC_NAME,
new Field(PARTITION_RESPONSES_KEY_NAME, new ArrayOf(new Schema(
PARTITION_ID,
ERROR_CODE,
new Field(BASE_OFFSET_KEY_NAME, INT64))))))));
private static final Schema PRODUCE_RESPONSE_V1 = new Schema(
new Field(RESPONSES_KEY_NAME, new ArrayOf(new Schema(
TOPIC_NAME,
new Field(PARTITION_RESPONSES_KEY_NAME, new ArrayOf(new Schema(
PARTITION_ID,
ERROR_CODE,
new Field(BASE_OFFSET_KEY_NAME, INT64))))))),
THROTTLE_TIME_MS);
/**
* PRODUCE_RESPONSE_V2 added a timestamp field in the per partition response status.
* The timestamp is log append time if the topic is configured to use log append time. Or it is NoTimestamp when create
* time is used for the topic.
*/
private static final Schema PRODUCE_RESPONSE_V2 = new Schema(
new Field(RESPONSES_KEY_NAME, new ArrayOf(new Schema(
TOPIC_NAME,
new Field(PARTITION_RESPONSES_KEY_NAME, new ArrayOf(new Schema(
PARTITION_ID,
ERROR_CODE,
new Field(BASE_OFFSET_KEY_NAME, INT64),
new Field(LOG_APPEND_TIME_KEY_NAME, INT64, "The timestamp returned by broker after appending " +
"the messages. If CreateTime is used for the topic, the timestamp will be -1. " +
"If LogAppendTime is used for the topic, the timestamp will be " +
"the broker local time when the messages are appended."))))))),
THROTTLE_TIME_MS);
private static final Schema PRODUCE_RESPONSE_V3 = PRODUCE_RESPONSE_V2;
/**
* The body of PRODUCE_RESPONSE_V4 is the same as PRODUCE_RESPONSE_V3.
* The version number is bumped up to indicate that the client supports KafkaStorageException.
* The KafkaStorageException will be translated to NotLeaderForPartitionException in the response if version <= 3
*/
private static final Schema PRODUCE_RESPONSE_V4 = PRODUCE_RESPONSE_V3;
/**
* Add in the log_start_offset field to the partition response to filter out spurious OutOfOrderSequencExceptions
* on the client.
*/
public static final Schema PRODUCE_RESPONSE_V5 = new Schema(
new Field(RESPONSES_KEY_NAME, new ArrayOf(new Schema(
TOPIC_NAME,
new Field(PARTITION_RESPONSES_KEY_NAME, new ArrayOf(new Schema(
PARTITION_ID,
ERROR_CODE,
new Field(BASE_OFFSET_KEY_NAME, INT64),
new Field(LOG_APPEND_TIME_KEY_NAME, INT64, "The timestamp returned by broker after appending " +
"the messages. If CreateTime is used for the topic, the timestamp will be -1. " +
"If LogAppendTime is used for the topic, the timestamp will be the broker local " +
"time when the messages are appended."),
LOG_START_OFFSET_FIELD)))))),
THROTTLE_TIME_MS);
/**
* The version number is bumped to indicate that on quota violation brokers send out responses before throttling.
*/
private static final Schema PRODUCE_RESPONSE_V6 = PRODUCE_RESPONSE_V5;
/**
* V7 bumped up to indicate ZStandard capability. (see KIP-110)
*/
private static final Schema PRODUCE_RESPONSE_V7 = PRODUCE_RESPONSE_V6;
/**
* V8 adds record_errors and error_message. (see KIP-467)
*/
public static final Schema PRODUCE_RESPONSE_V8 = new Schema(
new Field(RESPONSES_KEY_NAME, new ArrayOf(new Schema(
TOPIC_NAME,
new Field(PARTITION_RESPONSES_KEY_NAME, new ArrayOf(new Schema(
PARTITION_ID,
ERROR_CODE,
new Field(BASE_OFFSET_KEY_NAME, INT64),
new Field(LOG_APPEND_TIME_KEY_NAME, INT64, "The timestamp returned by broker after appending " +
"the messages. If CreateTime is used for the topic, the timestamp will be -1. " +
"If LogAppendTime is used for the topic, the timestamp will be the broker local " +
"time when the messages are appended."),
LOG_START_OFFSET_FIELD,
new Field(RECORD_ERRORS_KEY_NAME, new ArrayOf(new Schema(
new Field.Int32(BATCH_INDEX_KEY_NAME, "The batch index of the record " +
"that caused the batch to be dropped"),
BATCH_INDEX_ERROR_MESSAGE_FIELD
)), "The batch indices of records that caused the batch to be dropped"),
ERROR_MESSAGE_FIELD)))))),
THROTTLE_TIME_MS);
public static Schema[] schemaVersions() {
return new Schema[]{PRODUCE_RESPONSE_V0, PRODUCE_RESPONSE_V1, PRODUCE_RESPONSE_V2, PRODUCE_RESPONSE_V3,
PRODUCE_RESPONSE_V4, PRODUCE_RESPONSE_V5, PRODUCE_RESPONSE_V6, PRODUCE_RESPONSE_V7, PRODUCE_RESPONSE_V8};
}
private final Map responses;
private final int throttleTimeMs;
/**
* Constructor for Version 0
* @param responses Produced data grouped by topic-partition
*/
public ProduceResponse(Map responses) {
this(responses, DEFAULT_THROTTLE_TIME);
}
/**
* Constructor for the latest version
* @param responses Produced data grouped by topic-partition
* @param throttleTimeMs Time in milliseconds the response was throttled
*/
public ProduceResponse(Map responses, int throttleTimeMs) {
this.responses = responses;
this.throttleTimeMs = throttleTimeMs;
}
/**
* Constructor from a {@link Struct}.
*/
public ProduceResponse(Struct struct) {
responses = new HashMap<>();
for (Object topicResponse : struct.getArray(RESPONSES_KEY_NAME)) {
Struct topicRespStruct = (Struct) topicResponse;
String topic = topicRespStruct.get(TOPIC_NAME);
for (Object partResponse : topicRespStruct.getArray(PARTITION_RESPONSES_KEY_NAME)) {
Struct partRespStruct = (Struct) partResponse;
int partition = partRespStruct.get(PARTITION_ID);
Errors error = Errors.forCode(partRespStruct.get(ERROR_CODE));
long offset = partRespStruct.getLong(BASE_OFFSET_KEY_NAME);
long logAppendTime = partRespStruct.getLong(LOG_APPEND_TIME_KEY_NAME);
long logStartOffset = partRespStruct.getOrElse(LOG_START_OFFSET_FIELD, INVALID_OFFSET);
List recordErrors = Collections.emptyList();
if (partRespStruct.hasField(RECORD_ERRORS_KEY_NAME)) {
Object[] recordErrorsArray = partRespStruct.getArray(RECORD_ERRORS_KEY_NAME);
if (recordErrorsArray.length > 0) {
recordErrors = new ArrayList<>(recordErrorsArray.length);
for (Object indexAndMessage : recordErrorsArray) {
Struct indexAndMessageStruct = (Struct) indexAndMessage;
recordErrors.add(new RecordError(
indexAndMessageStruct.getInt(BATCH_INDEX_KEY_NAME),
indexAndMessageStruct.get(BATCH_INDEX_ERROR_MESSAGE_FIELD)
));
}
}
}
String errorMessage = partRespStruct.getOrElse(ERROR_MESSAGE_FIELD, null);
TopicPartition tp = new TopicPartition(topic, partition);
responses.put(tp, new PartitionResponse(error, offset, logAppendTime, logStartOffset, recordErrors, errorMessage));
}
}
this.throttleTimeMs = struct.getOrElse(THROTTLE_TIME_MS, DEFAULT_THROTTLE_TIME);
}
@Override
protected Struct toStruct(short version) {
Struct struct = new Struct(ApiKeys.PRODUCE.responseSchema(version));
Map> responseByTopic = CollectionUtils.groupPartitionDataByTopic(responses);
List topicDatas = new ArrayList<>(responseByTopic.size());
for (Map.Entry> entry : responseByTopic.entrySet()) {
Struct topicData = struct.instance(RESPONSES_KEY_NAME);
topicData.set(TOPIC_NAME, entry.getKey());
List partitionArray = new ArrayList<>();
for (Map.Entry partitionEntry : entry.getValue().entrySet()) {
PartitionResponse part = partitionEntry.getValue();
short errorCode = part.error.code();
// If producer sends ProduceRequest V3 or earlier, the client library is not guaranteed to recognize the error code
// for KafkaStorageException. In this case the client library will translate KafkaStorageException to
// UnknownServerException which is not retriable. We can ensure that producer will update metadata and retry
// by converting the KafkaStorageException to NotLeaderForPartitionException in the response if ProduceRequest version <= 3
if (errorCode == Errors.KAFKA_STORAGE_ERROR.code() && version <= 3)
errorCode = Errors.NOT_LEADER_FOR_PARTITION.code();
Struct partStruct = topicData.instance(PARTITION_RESPONSES_KEY_NAME)
.set(PARTITION_ID, partitionEntry.getKey())
.set(ERROR_CODE, errorCode)
.set(BASE_OFFSET_KEY_NAME, part.baseOffset);
partStruct.setIfExists(LOG_APPEND_TIME_KEY_NAME, part.logAppendTime);
partStruct.setIfExists(LOG_START_OFFSET_FIELD, part.logStartOffset);
List recordErrors = Collections.emptyList();
if (!part.recordErrors.isEmpty()) {
recordErrors = new ArrayList<>();
for (RecordError indexAndMessage : part.recordErrors) {
Struct indexAndMessageStruct = partStruct.instance(RECORD_ERRORS_KEY_NAME)
.set(BATCH_INDEX_KEY_NAME, indexAndMessage.batchIndex)
.set(BATCH_INDEX_ERROR_MESSAGE_FIELD, indexAndMessage.message);
recordErrors.add(indexAndMessageStruct);
}
}
partStruct.setIfExists(RECORD_ERRORS_KEY_NAME, recordErrors.toArray());
partStruct.setIfExists(ERROR_MESSAGE_FIELD, part.errorMessage);
partitionArray.add(partStruct);
}
topicData.set(PARTITION_RESPONSES_KEY_NAME, partitionArray.toArray());
topicDatas.add(topicData);
}
struct.set(RESPONSES_KEY_NAME, topicDatas.toArray());
struct.setIfExists(THROTTLE_TIME_MS, throttleTimeMs);
return struct;
}
public Map responses() {
return this.responses;
}
@Override
public int throttleTimeMs() {
return this.throttleTimeMs;
}
@Override
public Map errorCounts() {
Map errorCounts = new HashMap<>();
for (PartitionResponse response : responses.values())
updateErrorCounts(errorCounts, response.error);
return errorCounts;
}
public static final class PartitionResponse {
public Errors error;
public long baseOffset;
public long logAppendTime;
public long logStartOffset;
public List recordErrors;
public String errorMessage;
public PartitionResponse(Errors error) {
this(error, INVALID_OFFSET, RecordBatch.NO_TIMESTAMP, INVALID_OFFSET);
}
public PartitionResponse(Errors error, long baseOffset, long logAppendTime, long logStartOffset) {
this(error, baseOffset, logAppendTime, logStartOffset, Collections.emptyList(), null);
}
public PartitionResponse(Errors error, long baseOffset, long logAppendTime, long logStartOffset, List recordErrors) {
this(error, baseOffset, logAppendTime, logStartOffset, recordErrors, null);
}
public PartitionResponse(Errors error, long baseOffset, long logAppendTime, long logStartOffset, List recordErrors, String errorMessage) {
this.error = error;
this.baseOffset = baseOffset;
this.logAppendTime = logAppendTime;
this.logStartOffset = logStartOffset;
this.recordErrors = recordErrors;
this.errorMessage = errorMessage;
}
@Override
public String toString() {
StringBuilder b = new StringBuilder();
b.append('{');
b.append("error: ");
b.append(error);
b.append(",offset: ");
b.append(baseOffset);
b.append(",logAppendTime: ");
b.append(logAppendTime);
b.append(", logStartOffset: ");
b.append(logStartOffset);
b.append(", recordErrors: ");
b.append(recordErrors);
b.append(", errorMessage: ");
if (errorMessage != null) {
b.append(errorMessage);
} else {
b.append("null");
}
b.append('}');
return b.toString();
}
}
public static final class RecordError {
public final int batchIndex;
public final String message;
public RecordError(int batchIndex, String message) {
this.batchIndex = batchIndex;
this.message = message;
}
public RecordError(int batchIndex) {
this.batchIndex = batchIndex;
this.message = null;
}
}
public static ProduceResponse parse(ByteBuffer buffer, short version) {
return new ProduceResponse(ApiKeys.PRODUCE.responseSchema(version).read(buffer));
}
@Override
public boolean shouldClientThrottle(short version) {
return version >= 6;
}
}
