Examples with ResetOffsetBodyForC org.apache.rocketmq.common.protocol.body.ResetOffsetBodyForC used on opensource projects

Example 1 with ResetOffsetBodyForC

use of org.apache.rocketmq.common.protocol.body.ResetOffsetBodyForC in project rocketmq by apache.

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 {
            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);
    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;
}

Example 2 with ResetOffsetBodyForC

use of org.apache.rocketmq.common.protocol.body.ResetOffsetBodyForC 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;
}