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org.apache.rocketmq.broker.client.net.Broker2Client Maven / Gradle / Ivy
/*
* 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.rocketmq.broker.client.net;
import io.netty.channel.Channel;
import org.apache.rocketmq.broker.BrokerController;
import org.apache.rocketmq.broker.client.ClientChannelInfo;
import org.apache.rocketmq.broker.client.ConsumerGroupInfo;
import org.apache.rocketmq.common.MQVersion;
import org.apache.rocketmq.common.TopicConfig;
import org.apache.rocketmq.common.UtilAll;
import org.apache.rocketmq.common.constant.LoggerName;
import org.apache.rocketmq.common.message.MessageDecoder;
import org.apache.rocketmq.common.message.MessageExt;
import org.apache.rocketmq.common.message.MessageQueue;
import org.apache.rocketmq.common.message.MessageQueueForC;
import org.apache.rocketmq.common.protocol.RequestCode;
import org.apache.rocketmq.common.protocol.ResponseCode;
import org.apache.rocketmq.common.protocol.body.GetConsumerStatusBody;
import org.apache.rocketmq.common.protocol.body.ResetOffsetBody;
import org.apache.rocketmq.common.protocol.body.ResetOffsetBodyForC;
import org.apache.rocketmq.common.protocol.header.CheckTransactionStateRequestHeader;
import org.apache.rocketmq.common.protocol.header.GetConsumerStatusRequestHeader;
import org.apache.rocketmq.common.protocol.header.NotifyConsumerIdsChangedRequestHeader;
import org.apache.rocketmq.common.protocol.header.ResetOffsetRequestHeader;
import org.apache.rocketmq.logging.InternalLogger;
import org.apache.rocketmq.logging.InternalLoggerFactory;
import org.apache.rocketmq.remoting.common.RemotingHelper;
import org.apache.rocketmq.remoting.exception.RemotingSendRequestException;
import org.apache.rocketmq.remoting.exception.RemotingTimeoutException;
import org.apache.rocketmq.remoting.protocol.RemotingCommand;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentMap;
public class Broker2Client {
private static final InternalLogger log = InternalLoggerFactory.getLogger(LoggerName.BROKER_LOGGER_NAME);
private final BrokerController brokerController;
public Broker2Client(BrokerController brokerController) {
this.brokerController = brokerController;
}
public void checkProducerTransactionState(
final String group,
final Channel channel,
final CheckTransactionStateRequestHeader requestHeader,
final MessageExt messageExt) throws Exception {
RemotingCommand request =
RemotingCommand.createRequestCommand(RequestCode.CHECK_TRANSACTION_STATE, requestHeader);
request.setBody(MessageDecoder.encode(messageExt, false));
try {
this.brokerController.getRemotingServer().invokeOneway(channel, request, 10);
} catch (Exception e) {
log.error("Check transaction failed because invoke producer exception. group={}, msgId={}, error={}",
group, messageExt.getMsgId(), e.toString());
}
}
public RemotingCommand callClient(final Channel channel,
final RemotingCommand request
) throws RemotingSendRequestException, RemotingTimeoutException, InterruptedException {
return this.brokerController.getRemotingServer().invokeSync(channel, request, 10000);
}
public void notifyConsumerIdsChanged(
final Channel channel,
final String consumerGroup) {
if (null == consumerGroup) {
log.error("notifyConsumerIdsChanged consumerGroup is null");
return;
}
NotifyConsumerIdsChangedRequestHeader requestHeader = new NotifyConsumerIdsChangedRequestHeader();
requestHeader.setConsumerGroup(consumerGroup);
RemotingCommand request =
RemotingCommand.createRequestCommand(RequestCode.NOTIFY_CONSUMER_IDS_CHANGED, requestHeader);
try {
this.brokerController.getRemotingServer().invokeOneway(channel, request, 10);
} catch (Exception e) {
log.error("notifyConsumerIdsChanged exception. group={}, error={}", consumerGroup, e.toString());
}
}
public RemotingCommand resetOffset(String topic, String group, long timeStamp, boolean isForce) {
return resetOffset(topic, group, timeStamp, isForce, false);
}
public RemotingCommand resetOffset(String topic, String group, long timeStamp, boolean isForce,
boolean isC) {
final RemotingCommand response = RemotingCommand.createResponseCommand(null);
TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(topic);
if (null == topicConfig) {
log.error("[reset-offset] reset offset failed, no topic in this broker. topic={}", topic);
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark("[reset-offset] reset offset failed, no topic in this broker. topic=" + topic);
return response;
}
Map offsetTable = new HashMap();
for (int i = 0; i < topicConfig.getWriteQueueNums(); i++) {
MessageQueue mq = new MessageQueue();
mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
mq.setTopic(topic);
mq.setQueueId(i);
long consumerOffset =
this.brokerController.getConsumerOffsetManager().queryOffset(group, topic, i);
if (-1 == consumerOffset) {
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark(String.format("THe consumer group <%s> not exist", group));
return response;
}
long timeStampOffset;
if (timeStamp == -1) {
timeStampOffset = this.brokerController.getMessageStore().getMaxOffsetInQueue(topic, i);
} else {
timeStampOffset = this.brokerController.getMessageStore().getOffsetInQueueByTime(topic, i, timeStamp);
}
if (timeStampOffset < 0) {
log.warn("reset offset is invalid. topic={}, queueId={}, timeStampOffset={}", topic, i, timeStampOffset);
timeStampOffset = 0;
}
if (isForce || timeStampOffset < consumerOffset) {
offsetTable.put(mq, timeStampOffset);
} else {
offsetTable.put(mq, consumerOffset);
}
}
ResetOffsetRequestHeader requestHeader = new ResetOffsetRequestHeader();
requestHeader.setTopic(topic);
requestHeader.setGroup(group);
requestHeader.setTimestamp(timeStamp);
RemotingCommand request =
RemotingCommand.createRequestCommand(RequestCode.RESET_CONSUMER_CLIENT_OFFSET, requestHeader);
if (isC) {
// c++ language
ResetOffsetBodyForC body = new ResetOffsetBodyForC();
List offsetList = convertOffsetTable2OffsetList(offsetTable);
body.setOffsetTable(offsetList);
request.setBody(body.encode());
} else {
// other language
ResetOffsetBody body = new ResetOffsetBody();
body.setOffsetTable(offsetTable);
request.setBody(body.encode());
}
ConsumerGroupInfo consumerGroupInfo =
this.brokerController.getConsumerManager().getConsumerGroupInfo(group);
if (consumerGroupInfo != null && !consumerGroupInfo.getAllChannel().isEmpty()) {
ConcurrentMap channelInfoTable =
consumerGroupInfo.getChannelInfoTable();
for (Map.Entry entry : channelInfoTable.entrySet()) {
int version = entry.getValue().getVersion();
if (version >= MQVersion.Version.V3_0_7_SNAPSHOT.ordinal()) {
try {
this.brokerController.getRemotingServer().invokeOneway(entry.getKey(), request, 5000);
log.info("[reset-offset] reset offset success. topic={}, group={}, clientId={}",
topic, group, entry.getValue().getClientId());
} catch (Exception e) {
log.error("[reset-offset] reset offset exception. topic={}, group={} ,error={}",
topic, group, e.toString());
}
} else {
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark("the client does not support this feature. version="
+ MQVersion.getVersionDesc(version));
log.warn("[reset-offset] the client does not support this feature. channel={}, version={}",
RemotingHelper.parseChannelRemoteAddr(entry.getKey()), MQVersion.getVersionDesc(version));
return response;
}
}
} else {
String errorInfo =
String.format("Consumer not online, so can not reset offset, Group: %s Topic: %s Timestamp: %d",
requestHeader.getGroup(),
requestHeader.getTopic(),
requestHeader.getTimestamp());
log.error(errorInfo);
response.setCode(ResponseCode.CONSUMER_NOT_ONLINE);
response.setRemark(errorInfo);
return response;
}
response.setCode(ResponseCode.SUCCESS);
ResetOffsetBody resBody = new ResetOffsetBody();
resBody.setOffsetTable(offsetTable);
response.setBody(resBody.encode());
return response;
}
private List convertOffsetTable2OffsetList(Map table) {
List list = new ArrayList<>();
for (Entry entry : table.entrySet()) {
MessageQueue mq = entry.getKey();
MessageQueueForC tmp =
new MessageQueueForC(mq.getTopic(), mq.getBrokerName(), mq.getQueueId(), entry.getValue());
list.add(tmp);
}
return list;
}
public RemotingCommand getConsumeStatus(String topic, String group, String originClientId) {
final RemotingCommand result = RemotingCommand.createResponseCommand(null);
GetConsumerStatusRequestHeader requestHeader = new GetConsumerStatusRequestHeader();
requestHeader.setTopic(topic);
requestHeader.setGroup(group);
RemotingCommand request =
RemotingCommand.createRequestCommand(RequestCode.GET_CONSUMER_STATUS_FROM_CLIENT,
requestHeader);
Map> consumerStatusTable =
new HashMap>();
ConcurrentMap channelInfoTable =
this.brokerController.getConsumerManager().getConsumerGroupInfo(group).getChannelInfoTable();
if (null == channelInfoTable || channelInfoTable.isEmpty()) {
result.setCode(ResponseCode.SYSTEM_ERROR);
result.setRemark(String.format("No Any Consumer online in the consumer group: [%s]", group));
return result;
}
for (Map.Entry entry : channelInfoTable.entrySet()) {
int version = entry.getValue().getVersion();
String clientId = entry.getValue().getClientId();
if (version < MQVersion.Version.V3_0_7_SNAPSHOT.ordinal()) {
result.setCode(ResponseCode.SYSTEM_ERROR);
result.setRemark("the client does not support this feature. version="
+ MQVersion.getVersionDesc(version));
log.warn("[get-consumer-status] the client does not support this feature. channel={}, version={}",
RemotingHelper.parseChannelRemoteAddr(entry.getKey()), MQVersion.getVersionDesc(version));
return result;
} else if (UtilAll.isBlank(originClientId) || originClientId.equals(clientId)) {
try {
RemotingCommand response =
this.brokerController.getRemotingServer().invokeSync(entry.getKey(), request, 5000);
assert response != null;
switch (response.getCode()) {
case ResponseCode.SUCCESS: {
if (response.getBody() != null) {
GetConsumerStatusBody body =
GetConsumerStatusBody.decode(response.getBody(),
GetConsumerStatusBody.class);
consumerStatusTable.put(clientId, body.getMessageQueueTable());
log.info(
"[get-consumer-status] get consumer status success. topic={}, group={}, channelRemoteAddr={}",
topic, group, clientId);
}
}
default:
break;
}
} catch (Exception e) {
log.error(
"[get-consumer-status] get consumer status exception. topic={}, group={}, error={}",
topic, group, e.toString());
}
if (!UtilAll.isBlank(originClientId) && originClientId.equals(clientId)) {
break;
}
}
}
result.setCode(ResponseCode.SUCCESS);
GetConsumerStatusBody resBody = new GetConsumerStatusBody();
resBody.setConsumerTable(consumerStatusTable);
result.setBody(resBody.encode());
return result;
}
}
