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optimize gtid

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This commit is contained in:
jianghang.loujh
2023-09-07 09:48:58 +08:00
parent 34e9440383
commit d4a09704f2
6 changed files with 20 additions and 22 deletions
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19
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/AbstractEventParser.java
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@@ -1,16 +1,12 @@
package com.alibaba.otter.canal.parse.inbound;
import static com.alibaba.otter.canal.parse.driver.mysql.utils.GtidUtil.parseGtidSet;
import java.io.IOException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Timer;
import java.util.TimerTask;
import java.util.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;
import com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.exception.ExceptionUtils;
import org.apache.commons.lang.math.RandomUtils;
@@ -25,7 +21,7 @@ import com.alibaba.otter.canal.parse.CanalEventParser;
import com.alibaba.otter.canal.parse.driver.mysql.packets.GTIDSet;
import com.alibaba.otter.canal.parse.exception.CanalParseException;
import com.alibaba.otter.canal.parse.exception.PositionNotFoundException;
import com.taobao.tddl.dbsync.binlog.exception.TableIdNotFoundException;
import com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection;
import com.alibaba.otter.canal.parse.inbound.mysql.MysqlMultiStageCoprocessor;
import com.alibaba.otter.canal.parse.index.CanalLogPositionManager;
import com.alibaba.otter.canal.parse.support.AuthenticationInfo;
@@ -38,8 +34,7 @@ import com.alibaba.otter.canal.protocol.position.LogIdentity;
import com.alibaba.otter.canal.protocol.position.LogPosition;
import com.alibaba.otter.canal.sink.CanalEventSink;
import com.alibaba.otter.canal.sink.exception.CanalSinkException;
import static com.alibaba.otter.canal.parse.driver.mysql.utils.GtidUtil.parseGtidSet;
import com.taobao.tddl.dbsync.binlog.exception.TableIdNotFoundException;
/**
* 抽象的EventParser, 最大化共用mysql/oracle版本的实现
@@ -183,7 +178,7 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
}
if (erosaConnection instanceof MysqlConnection) {
isMariaDB = ((MysqlConnection)erosaConnection).isMariaDB();
isMariaDB = ((MysqlConnection) erosaConnection).isMariaDB();
}
// 4. 获取最后的位置信息
long start = System.currentTimeMillis();
@@ -249,7 +244,7 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
multiStageCoprocessor = buildMultiStageCoprocessor();
if (isGTIDMode() && StringUtils.isNotEmpty(startPosition.getGtid())) {
// 判断所属instance是否启用GTID模式，是的话调用ErosaConnection中GTID对应方法dump数据
GTIDSet gtidSet = parseGtidSet(startPosition.getGtid(),isMariaDB);
GTIDSet gtidSet = parseGtidSet(startPosition.getGtid(), isMariaDB);
((MysqlMultiStageCoprocessor) multiStageCoprocessor).setGtidSet(gtidSet);
multiStageCoprocessor.start();
erosaConnection.dump(gtidSet, multiStageCoprocessor);

4
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/MysqlConnection.java
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@@ -350,9 +350,9 @@ public class MysqlConnection implements ErosaConnection {
private void sendBinlogDumpGTID(GTIDSet gtidSet) throws IOException {
if (isMariaDB()) {
sendMariaBinlogDumpGTID(gtidSet);
return;
} else {
sendMySQLBinlogDumpGTID(gtidSet);
}
sendMySQLBinlogDumpGTID(gtidSet);
}
private void sendMySQLBinlogDumpGTID(GTIDSet gtidSet) throws IOException {

7
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/MysqlEventParser.java
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@@ -343,7 +343,7 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
protected EntryPosition findStartPosition(ErosaConnection connection) throws IOException {
if (isGTIDMode()) {
// GTID模式下，CanalLogPositionManager里取最后的gtid，没有则取instanc配置中的
// GTID模式下，CanalLogPositionManager里取最后的gtid，没有则取instance配置中的
LogPosition logPosition = getLogPositionManager().getLatestIndexBy(destination);
if (logPosition != null) {
// 如果以前是非GTID模式，后来调整为了GTID模式，那么为了保持兼容，需要判断gtid是否为空
@@ -381,7 +381,7 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
protected EntryPosition findEndPositionWithMasterIdAndTimestamp(MysqlConnection connection) {
MysqlConnection mysqlConnection = (MysqlConnection) connection;
final EntryPosition endPosition = findEndPosition(mysqlConnection);
if (tableMetaTSDB != null) {
if (tableMetaTSDB != null || isGTIDMode()) {
long startTimestamp = System.currentTimeMillis();
return findAsPerTimestampInSpecificLogFile(mysqlConnection,
startTimestamp,
@@ -426,7 +426,8 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
}
if (entryPosition == null) {
entryPosition = findEndPositionWithMasterIdAndTimestamp(mysqlConnection); // 默认从当前最后一个位置进行消费
entryPosition =
findEndPositionWithMasterIdAndTimestamp(mysqlConnection); // 默认从当前最后一个位置进行消费
}
// 判断一下是否需要按时间订阅