use of org.apache.rocketmq.broker.client.ConsumerGroupInfo in project rocketmq-rocketmq-all-4.1.0-incubating by lirenzuo.
the class ConsumerManageProcessor method getConsumerListByGroup.
public RemotingCommand getConsumerListByGroup(ChannelHandlerContext ctx, RemotingCommand request) throws RemotingCommandException {
final RemotingCommand response = RemotingCommand.createResponseCommand(GetConsumerListByGroupResponseHeader.class);
final GetConsumerListByGroupRequestHeader requestHeader = (GetConsumerListByGroupRequestHeader) request.decodeCommandCustomHeader(GetConsumerListByGroupRequestHeader.class);
ConsumerGroupInfo consumerGroupInfo = this.brokerController.getConsumerManager().getConsumerGroupInfo(requestHeader.getConsumerGroup());
if (consumerGroupInfo != null) {
List<String> clientIds = consumerGroupInfo.getAllClientId();
if (!clientIds.isEmpty()) {
GetConsumerListByGroupResponseBody body = new GetConsumerListByGroupResponseBody();
body.setConsumerIdList(clientIds);
response.setBody(body.encode());
response.setCode(ResponseCode.SUCCESS);
response.setRemark(null);
return response;
} else {
log.warn("getAllClientId failed, {} {}", requestHeader.getConsumerGroup(), RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
}
} else {
log.warn("getConsumerGroupInfo failed, {} {}", requestHeader.getConsumerGroup(), RemotingHelper.parseChannelRemoteAddr(ctx.channel()));
}
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark("no consumer for this group, " + requestHeader.getConsumerGroup());
return response;
}
use of org.apache.rocketmq.broker.client.ConsumerGroupInfo in project rocketmq-rocketmq-all-4.1.0-incubating by lirenzuo.
the class ClientManageProcessorTest method processRequest_UnRegisterConsumer.
@Test
public void processRequest_UnRegisterConsumer() throws RemotingCommandException {
ConsumerGroupInfo consumerGroupInfo = brokerController.getConsumerManager().getConsumerGroupInfo(group);
assertThat(consumerGroupInfo).isNotNull();
RemotingCommand request = createUnRegisterConsumerCommand();
RemotingCommand response = clientManageProcessor.processRequest(handlerContext, request);
assertThat(response).isNotNull();
assertThat(response.getCode()).isEqualTo(ResponseCode.SUCCESS);
consumerGroupInfo = brokerController.getConsumerManager().getConsumerGroupInfo(group);
assertThat(consumerGroupInfo).isNull();
}
use of org.apache.rocketmq.broker.client.ConsumerGroupInfo in project rocketmq by apache.
the class ClientManageProcessorTest method processRequest_UnRegisterConsumer.
@Test
public void processRequest_UnRegisterConsumer() throws RemotingCommandException {
ConsumerGroupInfo consumerGroupInfo = brokerController.getConsumerManager().getConsumerGroupInfo(group);
assertThat(consumerGroupInfo).isNotNull();
RemotingCommand request = createUnRegisterConsumerCommand();
RemotingCommand response = clientManageProcessor.processRequest(handlerContext, request);
assertThat(response).isNotNull();
assertThat(response.getCode()).isEqualTo(ResponseCode.SUCCESS);
consumerGroupInfo = brokerController.getConsumerManager().getConsumerGroupInfo(group);
assertThat(consumerGroupInfo).isNull();
}
use of org.apache.rocketmq.broker.client.ConsumerGroupInfo in project rocketmq-rocketmq-all-4.1.0-incubating by lirenzuo.
the class PullMessageProcessor method processRequest.
private RemotingCommand processRequest(final Channel channel, RemotingCommand request, boolean brokerAllowSuspend) throws RemotingCommandException {
RemotingCommand response = RemotingCommand.createResponseCommand(PullMessageResponseHeader.class);
final PullMessageResponseHeader responseHeader = (PullMessageResponseHeader) response.readCustomHeader();
final PullMessageRequestHeader requestHeader = (PullMessageRequestHeader) request.decodeCommandCustomHeader(PullMessageRequestHeader.class);
// 由于使用sendfile,所以必须要设置
response.setOpaque(request.getOpaque());
if (LOG.isDebugEnabled()) {
LOG.debug("receive PullMessage request command, {}", request);
}
// 检查Broker权限
if (!PermName.isReadable(this.brokerController.getBrokerConfig().getBrokerPermission())) {
response.setCode(ResponseCode.NO_PERMISSION);
response.setRemark(String.format("the broker[%s] pulling message is forbidden", this.brokerController.getBrokerConfig().getBrokerIP1()));
return response;
}
// 确保订阅组存在
SubscriptionGroupConfig subscriptionGroupConfig = this.brokerController.getSubscriptionGroupManager().findSubscriptionGroupConfig(requestHeader.getConsumerGroup());
if (null == subscriptionGroupConfig) {
response.setCode(ResponseCode.SUBSCRIPTION_GROUP_NOT_EXIST);
response.setRemark(String.format("subscription group [%s] does not exist, %s", requestHeader.getConsumerGroup(), FAQUrl.suggestTodo(FAQUrl.SUBSCRIPTION_GROUP_NOT_EXIST)));
return response;
}
// 这个订阅组是否可以消费消息
if (!subscriptionGroupConfig.isConsumeEnable()) {
response.setCode(ResponseCode.NO_PERMISSION);
response.setRemark("subscription group no permission, " + requestHeader.getConsumerGroup());
return response;
}
final boolean hasSuspendFlag = PullSysFlag.hasSuspendFlag(requestHeader.getSysFlag());
final boolean hasCommitOffsetFlag = PullSysFlag.hasCommitOffsetFlag(requestHeader.getSysFlag());
final boolean hasSubscriptionFlag = PullSysFlag.hasSubscriptionFlag(requestHeader.getSysFlag());
final long suspendTimeoutMillisLong = hasSuspendFlag ? requestHeader.getSuspendTimeoutMillis() : 0;
// 检查topic是否存在
TopicConfig topicConfig = this.brokerController.getTopicConfigManager().selectTopicConfig(requestHeader.getTopic());
if (null == topicConfig) {
LOG.error("The topic {} not exist, consumer: {} ", requestHeader.getTopic(), RemotingHelper.parseChannelRemoteAddr(channel));
response.setCode(ResponseCode.TOPIC_NOT_EXIST);
response.setRemark(String.format("topic[%s] not exist, apply first please! %s", requestHeader.getTopic(), FAQUrl.suggestTodo(FAQUrl.APPLY_TOPIC_URL)));
return response;
}
// 检查topic权限
if (!PermName.isReadable(topicConfig.getPerm())) {
response.setCode(ResponseCode.NO_PERMISSION);
response.setRemark("the topic[" + requestHeader.getTopic() + "] pulling message is forbidden");
return response;
}
// 检查队列有效性
if (requestHeader.getQueueId() < 0 || requestHeader.getQueueId() >= topicConfig.getReadQueueNums()) {
String errorInfo = String.format("queueId[%d] is illegal, topic:[%s] topicConfig.readQueueNums:[%d] consumer:[%s]", requestHeader.getQueueId(), requestHeader.getTopic(), topicConfig.getReadQueueNums(), channel.remoteAddress());
LOG.warn(errorInfo);
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark(errorInfo);
return response;
}
// 订阅关系处理
SubscriptionData subscriptionData = null;
ConsumerFilterData consumerFilterData = null;
if (hasSubscriptionFlag) {
try {
subscriptionData = FilterAPI.build(requestHeader.getTopic(), requestHeader.getSubscription(), requestHeader.getExpressionType());
if (!ExpressionType.isTagType(subscriptionData.getExpressionType())) {
consumerFilterData = ConsumerFilterManager.build(requestHeader.getTopic(), requestHeader.getConsumerGroup(), requestHeader.getSubscription(), requestHeader.getExpressionType(), requestHeader.getSubVersion());
assert consumerFilterData != null;
}
} catch (Exception e) {
//
LOG.warn(//
"Parse the consumer's subscription[{}] failed, group: {}", //
requestHeader.getSubscription(), requestHeader.getConsumerGroup());
response.setCode(ResponseCode.SUBSCRIPTION_PARSE_FAILED);
response.setRemark("parse the consumer's subscription failed");
return response;
}
} else {
ConsumerGroupInfo consumerGroupInfo = this.brokerController.getConsumerManager().getConsumerGroupInfo(requestHeader.getConsumerGroup());
if (null == consumerGroupInfo) {
LOG.warn("The consumer's group info not exist, group: {}", requestHeader.getConsumerGroup());
response.setCode(ResponseCode.SUBSCRIPTION_NOT_EXIST);
response.setRemark("the consumer's group info not exist" + FAQUrl.suggestTodo(FAQUrl.SAME_GROUP_DIFFERENT_TOPIC));
return response;
}
if (//
!subscriptionGroupConfig.isConsumeBroadcastEnable() && consumerGroupInfo.getMessageModel() == MessageModel.BROADCASTING) {
response.setCode(ResponseCode.NO_PERMISSION);
response.setRemark("the consumer group[" + requestHeader.getConsumerGroup() + "] can not consume by broadcast way");
return response;
}
subscriptionData = consumerGroupInfo.findSubscriptionData(requestHeader.getTopic());
if (null == subscriptionData) {
LOG.warn("The consumer's subscription not exist, group: {}, topic:{}", requestHeader.getConsumerGroup(), requestHeader.getTopic());
response.setCode(ResponseCode.SUBSCRIPTION_NOT_EXIST);
response.setRemark("the consumer's subscription not exist" + FAQUrl.suggestTodo(FAQUrl.SAME_GROUP_DIFFERENT_TOPIC));
return response;
}
// 判断Broker的订阅关系版本是否最新
if (subscriptionData.getSubVersion() < requestHeader.getSubVersion()) {
LOG.warn("The broker's subscription is not latest, group: {} {}", requestHeader.getConsumerGroup(), subscriptionData.getSubString());
response.setCode(ResponseCode.SUBSCRIPTION_NOT_LATEST);
response.setRemark("the consumer's subscription not latest");
return response;
}
if (!ExpressionType.isTagType(subscriptionData.getExpressionType())) {
consumerFilterData = this.brokerController.getConsumerFilterManager().get(requestHeader.getTopic(), requestHeader.getConsumerGroup());
if (consumerFilterData == null) {
response.setCode(ResponseCode.FILTER_DATA_NOT_EXIST);
response.setRemark("The broker's consumer filter data is not exist!Your expression may be wrong!");
return response;
}
if (consumerFilterData.getClientVersion() < requestHeader.getSubVersion()) {
LOG.warn("The broker's consumer filter data is not latest, group: {}, topic: {}, serverV: {}, clientV: {}", requestHeader.getConsumerGroup(), requestHeader.getTopic(), consumerFilterData.getClientVersion(), requestHeader.getSubVersion());
response.setCode(ResponseCode.FILTER_DATA_NOT_LATEST);
response.setRemark("the consumer's consumer filter data not latest");
return response;
}
}
}
if (!ExpressionType.isTagType(subscriptionData.getExpressionType()) && !this.brokerController.getBrokerConfig().isEnablePropertyFilter()) {
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark("The broker does not support consumer to filter message by " + subscriptionData.getExpressionType());
return response;
}
MessageFilter messageFilter;
if (this.brokerController.getBrokerConfig().isFilterSupportRetry()) {
messageFilter = new ExpressionForRetryMessageFilter(subscriptionData, consumerFilterData, this.brokerController.getConsumerFilterManager());
} else {
messageFilter = new ExpressionMessageFilter(subscriptionData, consumerFilterData, this.brokerController.getConsumerFilterManager());
}
// 这个地方体现了零拷贝。消息落地磁盘的时候,是从file map出来的内存buffer,此时消费消息的时候无需再读取文件,而是直接读取map出来的buffer!
final GetMessageResult getMessageResult = this.brokerController.getMessageStore().getMessage(requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueId(), requestHeader.getQueueOffset(), requestHeader.getMaxMsgNums(), messageFilter);
if (getMessageResult != null) {
response.setRemark(getMessageResult.getStatus().name());
responseHeader.setNextBeginOffset(getMessageResult.getNextBeginOffset());
responseHeader.setMinOffset(getMessageResult.getMinOffset());
responseHeader.setMaxOffset(getMessageResult.getMaxOffset());
// 消费较慢,重定向到另外一台机器
if (getMessageResult.isSuggestPullingFromSlave()) {
responseHeader.setSuggestWhichBrokerId(subscriptionGroupConfig.getWhichBrokerWhenConsumeSlowly());
} else // 消费正常,按照订阅组配置重定向
{
responseHeader.setSuggestWhichBrokerId(MixAll.MASTER_ID);
}
switch(this.brokerController.getMessageStoreConfig().getBrokerRole()) {
case ASYNC_MASTER:
case SYNC_MASTER:
break;
case SLAVE:
if (!this.brokerController.getBrokerConfig().isSlaveReadEnable()) {
response.setCode(ResponseCode.PULL_RETRY_IMMEDIATELY);
responseHeader.setSuggestWhichBrokerId(MixAll.MASTER_ID);
}
break;
}
if (this.brokerController.getBrokerConfig().isSlaveReadEnable()) {
// consume too slow ,redirect to another machine
if (getMessageResult.isSuggestPullingFromSlave()) {
responseHeader.setSuggestWhichBrokerId(subscriptionGroupConfig.getWhichBrokerWhenConsumeSlowly());
} else // consume ok
{
responseHeader.setSuggestWhichBrokerId(subscriptionGroupConfig.getBrokerId());
}
} else {
responseHeader.setSuggestWhichBrokerId(MixAll.MASTER_ID);
}
switch(getMessageResult.getStatus()) {
case FOUND:
response.setCode(ResponseCode.SUCCESS);
break;
case MESSAGE_WAS_REMOVING:
response.setCode(ResponseCode.PULL_RETRY_IMMEDIATELY);
break;
// 这两个返回值都表示服务器暂时没有这个队列,应该立刻将客户端Offset重置为0
case NO_MATCHED_LOGIC_QUEUE:
case NO_MESSAGE_IN_QUEUE:
if (0 != requestHeader.getQueueOffset()) {
response.setCode(ResponseCode.PULL_OFFSET_MOVED);
// XXX: warn and notify me
//
LOG.info(//
"the broker store no queue data, fix the request offset {} to {}, Topic: {} QueueId: {} Consumer Group: {}", //
requestHeader.getQueueOffset(), //
getMessageResult.getNextBeginOffset(), //
requestHeader.getTopic(), //
requestHeader.getQueueId(), //
requestHeader.getConsumerGroup());
} else {
response.setCode(ResponseCode.PULL_NOT_FOUND);
}
break;
case NO_MATCHED_MESSAGE:
response.setCode(ResponseCode.PULL_RETRY_IMMEDIATELY);
break;
case OFFSET_FOUND_NULL:
response.setCode(ResponseCode.PULL_NOT_FOUND);
break;
case OFFSET_OVERFLOW_BADLY:
response.setCode(ResponseCode.PULL_OFFSET_MOVED);
// XXX: warn and notify me
LOG.info("The request offset:{} over flow badly, broker max offset:{} , consumer: {}", requestHeader.getQueueOffset(), getMessageResult.getMaxOffset(), channel.remoteAddress());
break;
case OFFSET_OVERFLOW_ONE:
response.setCode(ResponseCode.PULL_NOT_FOUND);
break;
case OFFSET_TOO_SMALL:
response.setCode(ResponseCode.PULL_OFFSET_MOVED);
LOG.info("The request offset is too small. group={}, topic={}, requestOffset={}, brokerMinOffset={}, clientIp={}", requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueOffset(), getMessageResult.getMinOffset(), channel.remoteAddress());
break;
default:
assert false;
break;
}
// 消息轨迹:记录客户端拉取的消息记录(不表示消费成功)
if (this.hasConsumeMessageHook()) {
// 执行hook
ConsumeMessageContext context = new ConsumeMessageContext();
context.setConsumerGroup(requestHeader.getConsumerGroup());
context.setTopic(requestHeader.getTopic());
context.setQueueId(requestHeader.getQueueId());
String owner = request.getExtFields().get(BrokerStatsManager.COMMERCIAL_OWNER);
switch(response.getCode()) {
case ResponseCode.SUCCESS:
int commercialBaseCount = brokerController.getBrokerConfig().getCommercialBaseCount();
int incValue = getMessageResult.getMsgCount4Commercial() * commercialBaseCount;
context.setCommercialRcvStats(BrokerStatsManager.StatsType.RCV_SUCCESS);
context.setCommercialRcvTimes(incValue);
context.setCommercialRcvSize(getMessageResult.getBufferTotalSize());
context.setCommercialOwner(owner);
break;
case ResponseCode.PULL_NOT_FOUND:
if (!brokerAllowSuspend) {
context.setCommercialRcvStats(BrokerStatsManager.StatsType.RCV_EPOLLS);
context.setCommercialRcvTimes(1);
context.setCommercialOwner(owner);
}
break;
case ResponseCode.PULL_RETRY_IMMEDIATELY:
case ResponseCode.PULL_OFFSET_MOVED:
context.setCommercialRcvStats(BrokerStatsManager.StatsType.RCV_EPOLLS);
context.setCommercialRcvTimes(1);
context.setCommercialOwner(owner);
break;
default:
assert false;
break;
}
this.executeConsumeMessageHookBefore(context);
}
switch(response.getCode()) {
case ResponseCode.SUCCESS:
// 统计
this.brokerController.getBrokerStatsManager().incGroupGetNums(requestHeader.getConsumerGroup(), requestHeader.getTopic(), getMessageResult.getMessageCount());
this.brokerController.getBrokerStatsManager().incGroupGetSize(requestHeader.getConsumerGroup(), requestHeader.getTopic(), getMessageResult.getBufferTotalSize());
this.brokerController.getBrokerStatsManager().incBrokerGetNums(getMessageResult.getMessageCount());
if (this.brokerController.getBrokerConfig().isTransferMsgByHeap()) {
final long beginTimeMills = this.brokerController.getMessageStore().now();
final byte[] r = this.readGetMessageResult(getMessageResult, requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueId());
this.brokerController.getBrokerStatsManager().incGroupGetLatency(requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueId(), (int) (this.brokerController.getMessageStore().now() - beginTimeMills));
response.setBody(r);
} else {
try {
FileRegion fileRegion = new ManyMessageTransfer(response.encodeHeader(getMessageResult.getBufferTotalSize()), getMessageResult);
channel.writeAndFlush(fileRegion).addListener(new ChannelFutureListener() {
@Override
public void operationComplete(ChannelFuture future) throws Exception {
getMessageResult.release();
if (!future.isSuccess()) {
LOG.error("Fail to transfer messages from page cache to {}", channel.remoteAddress(), future.cause());
}
}
});
} catch (Throwable e) {
LOG.error("Error occurred when transferring messages from page cache", e);
getMessageResult.release();
}
response = null;
}
break;
case ResponseCode.PULL_NOT_FOUND:
// 长轮询
if (brokerAllowSuspend && hasSuspendFlag) {
long pollingTimeMills = suspendTimeoutMillisLong;
if (!this.brokerController.getBrokerConfig().isLongPollingEnable()) {
pollingTimeMills = this.brokerController.getBrokerConfig().getShortPollingTimeMills();
}
String topic = requestHeader.getTopic();
long offset = requestHeader.getQueueOffset();
int queueId = requestHeader.getQueueId();
PullRequest pullRequest = new PullRequest(request, channel, pollingTimeMills, this.brokerController.getMessageStore().now(), offset, subscriptionData, messageFilter);
this.brokerController.getPullRequestHoldService().suspendPullRequest(topic, queueId, pullRequest);
response = null;
break;
}
// 向Consumer返回应答
case ResponseCode.PULL_RETRY_IMMEDIATELY:
break;
case ResponseCode.PULL_OFFSET_MOVED:
if (this.brokerController.getMessageStoreConfig().getBrokerRole() != BrokerRole.SLAVE || this.brokerController.getMessageStoreConfig().isOffsetCheckInSlave()) {
MessageQueue mq = new MessageQueue();
mq.setTopic(requestHeader.getTopic());
mq.setQueueId(requestHeader.getQueueId());
mq.setBrokerName(this.brokerController.getBrokerConfig().getBrokerName());
OffsetMovedEvent event = new OffsetMovedEvent();
event.setConsumerGroup(requestHeader.getConsumerGroup());
event.setMessageQueue(mq);
event.setOffsetRequest(requestHeader.getQueueOffset());
event.setOffsetNew(getMessageResult.getNextBeginOffset());
this.generateOffsetMovedEvent(event);
LOG.warn("PULL_OFFSET_MOVED:correction offset. topic={}, groupId={}, requestOffset={}, newOffset={}, suggestBrokerId={}", requestHeader.getTopic(), requestHeader.getConsumerGroup(), event.getOffsetRequest(), event.getOffsetNew(), responseHeader.getSuggestWhichBrokerId());
} else {
responseHeader.setSuggestWhichBrokerId(subscriptionGroupConfig.getBrokerId());
response.setCode(ResponseCode.PULL_RETRY_IMMEDIATELY);
LOG.warn("PULL_OFFSET_MOVED:none correction. topic={}, groupId={}, requestOffset={}, suggestBrokerId={}", requestHeader.getTopic(), requestHeader.getConsumerGroup(), requestHeader.getQueueOffset(), responseHeader.getSuggestWhichBrokerId());
}
break;
default:
assert false;
}
} else {
response.setCode(ResponseCode.SYSTEM_ERROR);
response.setRemark("store getMessage return null");
}
// 存储Consumer消费进度
// 说明是首次调用,相对于长轮询通知
boolean storeOffsetEnable = brokerAllowSuspend;
// 说明Consumer设置了标志位
storeOffsetEnable = storeOffsetEnable && hasCommitOffsetFlag;
storeOffsetEnable = // 只有Master支持存储offset
storeOffsetEnable && this.brokerController.getMessageStoreConfig().getBrokerRole() != BrokerRole.SLAVE;
if (storeOffsetEnable) {
this.brokerController.getConsumerOffsetManager().commitOffset(RemotingHelper.parseChannelRemoteAddr(channel), requestHeader.getConsumerGroup(), requestHeader.getTopic(), requestHeader.getQueueId(), requestHeader.getCommitOffset());
}
return response;
}
use of org.apache.rocketmq.broker.client.ConsumerGroupInfo in project rocketmq-rocketmq-all-4.1.0-incubating by lirenzuo.
the class Broker2Client method resetOffset.
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<MessageQueue, Long> offsetTable = new HashMap<MessageQueue, Long>();
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 {
// //根据时间找offset
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<MessageQueueForC> 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);
// Consumer在线
if (consumerGroupInfo != null && !consumerGroupInfo.getAllChannel().isEmpty()) {
ConcurrentMap<Channel, ClientChannelInfo> channelInfoTable = consumerGroupInfo.getChannelInfoTable();
for (Map.Entry<Channel, ClientChannelInfo> 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={}", new Object[] { topic, group }, e);
}
} 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. 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;
}
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