Package com.alibaba.rocketmq.tools.command.offset

Source Code of com.alibaba.rocketmq.tools.command.offset.ResetOffsetByTimeOldCommand

package com.alibaba.rocketmq.tools.command.offset;

import java.util.List;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;

import com.alibaba.rocketmq.client.exception.MQBrokerException;
import com.alibaba.rocketmq.client.exception.MQClientException;
import com.alibaba.rocketmq.common.UtilAll;
import com.alibaba.rocketmq.common.admin.RollbackStats;
import com.alibaba.rocketmq.remoting.RPCHook;
import com.alibaba.rocketmq.remoting.exception.RemotingException;
import com.alibaba.rocketmq.tools.admin.DefaultMQAdminExt;
import com.alibaba.rocketmq.tools.command.SubCommand;


/**
* 根据时间来设置消费进度,设置之前要关闭这个订阅组的所有consumer,设置完再启动,方可生效。
*
* @author: manhong.yqd<jodie.yqd@gmail.com>
* @since: 13-9-12
*/
public class ResetOffsetByTimeOldCommand implements SubCommand {
    @Override
    public String commandName() {
        return "resetOffsetByTimeOld";
    }


    @Override
    public String commandDesc() {
        return "Reset consumer offset by timestamp(execute this command required client restart).";
    }


    @Override
    public Options buildCommandlineOptions(Options options) {
        Option opt = new Option("g", "group", true, "set the consumer group");
        opt.setRequired(true);
        options.addOption(opt);

        opt = new Option("t", "topic", true, "set the topic");
        opt.setRequired(true);
        options.addOption(opt);

        opt =
                new Option("s", "timestamp", true,
                    "set the timestamp[currentTimeMillis|yyyy-MM-dd#HH:mm:ss:SSS]");
        opt.setRequired(true);
        options.addOption(opt);

        opt = new Option("f", "force", true, "set the force rollback by timestamp switch[true|false]");
        opt.setRequired(false);
        options.addOption(opt);
        return options;
    }


    public static void resetOffset(DefaultMQAdminExt defaultMQAdminExt, String consumerGroup, String topic,
            long timestamp, boolean force, String timeStampStr) throws RemotingException, MQBrokerException,
            InterruptedException, MQClientException {
        List<RollbackStats> rollbackStatsList =
                defaultMQAdminExt.resetOffsetByTimestampOld(consumerGroup, topic, timestamp, force);
        System.out
            .printf(
                "rollback consumer offset by specified consumerGroup[%s], topic[%s], force[%s], timestamp(string)[%s], timestamp(long)[%s]\n",
                consumerGroup, topic, force, timeStampStr, timestamp);

        System.out.printf("%-20s  %-20s  %-20s  %-20s  %-20s  %-20s\n",//
            "#brokerName",//
            "#queueId",//
            "#brokerOffset",//
            "#consumerOffset",//
            "#timestampOffset",//
            "#rollbackOffset" //
        );

        for (RollbackStats rollbackStats : rollbackStatsList) {
            System.out.printf("%-20s  %-20d  %-20d  %-20d  %-20d  %-20d\n",//
                UtilAll.frontStringAtLeast(rollbackStats.getBrokerName(), 32),//
                rollbackStats.getQueueId(),//
                rollbackStats.getBrokerOffset(),//
                rollbackStats.getConsumerOffset(),//
                rollbackStats.getTimestampOffset(),//
                rollbackStats.getRollbackOffset() //
                );
        }
    }


    @Override
    public void execute(CommandLine commandLine, Options options, RPCHook rpcHook) {
        DefaultMQAdminExt defaultMQAdminExt = new DefaultMQAdminExt(rpcHook);
        defaultMQAdminExt.setInstanceName(Long.toString(System.currentTimeMillis()));
        try {
            String consumerGroup = commandLine.getOptionValue("g").trim();
            String topic = commandLine.getOptionValue("t").trim();
            String timeStampStr = commandLine.getOptionValue("s").trim();
            long timestamp = 0;
            try {
                // 直接输入 long 类型的 timestamp
                timestamp = Long.valueOf(timeStampStr);
            }
            catch (NumberFormatException e) {
                // 输入的为日期格式,精确到毫秒
                timestamp = UtilAll.parseDate(timeStampStr, UtilAll.yyyy_MM_dd_HH_mm_ss_SSS).getTime();
            }

            boolean force = true;
            if (commandLine.hasOption('f')) {
                force = Boolean.valueOf(commandLine.getOptionValue("f").trim());
            }

            defaultMQAdminExt.start();
            resetOffset(defaultMQAdminExt, consumerGroup, topic, timestamp, force, timeStampStr);
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        finally {
            defaultMQAdminExt.shutdown();
        }
    }
}
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