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canal server metrics refactor.

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Chuanyi Li
2018-08-06 08:12:59 +08:00
parent b7431eb7d0
commit 8b186d1330
25 changed files with 539 additions and 272 deletions
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3
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/AbstractEventParser.java
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@@ -8,6 +8,7 @@ import java.util.TimerTask;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicLong;
import com.alibaba.otter.canal.common.utils.SerializedLongAdder;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.exception.ExceptionUtils;
import org.apache.commons.lang.math.RandomUtils;
@@ -95,6 +96,7 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
protected int parallelBufferSize = 256; // 必须为2的幂
protected MultiStageCoprocessor multiStageCoprocessor;
protected abstract BinlogParser buildParser();
protected abstract ErosaConnection buildErosaConnection();
@@ -615,4 +617,5 @@ public abstract class AbstractEventParser<EVENT> extends AbstractCanalLifeCycle
this.parallelBufferSize = parallelBufferSize;
}
}

44
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/AbstractMysqlEventParser.java
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@@ -2,6 +2,7 @@ package com.alibaba.otter.canal.parse.inbound.mysql;
import java.nio.charset.Charset;
import com.alibaba.otter.canal.common.utils.SerializedLongAdder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -19,21 +20,22 @@ import com.alibaba.otter.canal.protocol.position.EntryPosition;
public abstract class AbstractMysqlEventParser extends AbstractEventParser {
protected final Logger logger = LoggerFactory.getLogger(this.getClass());
protected static final long BINLOG_START_OFFEST = 4L;
protected final Logger logger = LoggerFactory.getLogger(this.getClass());
protected static final long BINLOG_START_OFFEST = 4L;
protected boolean enableTsdb = false;
protected String tsdbSpringXml;
protected TableMetaTSDB tableMetaTSDB;
protected boolean enableTsdb = false;
protected String tsdbSpringXml;
protected TableMetaTSDB tableMetaTSDB;
// 编码信息
protected byte connectionCharsetNumber = (byte) 33;
protected Charset connectionCharset = Charset.forName("UTF-8");
protected boolean filterQueryDcl = false;
protected boolean filterQueryDml = false;
protected boolean filterQueryDdl = false;
protected boolean filterRows = false;
protected boolean filterTableError = false;
protected boolean useDruidDdlFilter = true;
protected byte connectionCharsetNumber = (byte) 33;
protected Charset connectionCharset = Charset.forName("UTF-8");
protected boolean filterQueryDcl = false;
protected boolean filterQueryDml = false;
protected boolean filterQueryDdl = false;
protected boolean filterRows = false;
protected boolean filterTableError = false;
protected boolean useDruidDdlFilter = true;
private final SerializedLongAdder eventsPublishBlockingTime = new SerializedLongAdder(0L);
protected BinlogParser buildParser() {
LogEventConvert convert = new LogEventConvert();
@@ -119,11 +121,13 @@ public abstract class AbstractMysqlEventParser extends AbstractEventParser {
}
protected MultiStageCoprocessor buildMultiStageCoprocessor() {
return new MysqlMultiStageCoprocessor(parallelBufferSize,
parallelThreadSize,
(LogEventConvert) binlogParser,
transactionBuffer,
destination);
MysqlMultiStageCoprocessor mysqlMultiStageCoprocessor = new MysqlMultiStageCoprocessor(parallelBufferSize,
parallelThreadSize,
(LogEventConvert) binlogParser,
transactionBuffer,
destination);
mysqlMultiStageCoprocessor.setEventsPublishBlockingTime(eventsPublishBlockingTime);
return mysqlMultiStageCoprocessor;
}
// ============================ setter / getter =========================
@@ -188,4 +192,8 @@ public abstract class AbstractMysqlEventParser extends AbstractEventParser {
}
}
public SerializedLongAdder getEventsPublishBlockingTime() {
return this.eventsPublishBlockingTime;
}
}

38
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/MysqlConnection.java
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@@ -8,6 +8,7 @@ import java.nio.charset.Charset;
import java.util.List;
import java.util.concurrent.TimeUnit;
import com.alibaba.otter.canal.common.utils.SerializedLongAdder;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -37,18 +38,19 @@ import com.taobao.tddl.dbsync.binlog.LogEvent;
public class MysqlConnection implements ErosaConnection {
private static final Logger logger = LoggerFactory.getLogger(MysqlConnection.class);
private static final Logger logger = LoggerFactory.getLogger(MysqlConnection.class);
private MysqlConnector connector;
private long slaveId;
private Charset charset = Charset.forName("UTF-8");
private BinlogFormat binlogFormat;
private BinlogImage binlogImage;
private MysqlConnector connector;
private long slaveId;
private Charset charset = Charset.forName("UTF-8");
private BinlogFormat binlogFormat;
private BinlogImage binlogImage;
// tsdb releated
private AuthenticationInfo authInfo;
protected int connTimeout = 5 * 1000; // 5秒
protected int soTimeout = 60 * 60 * 1000; // 1小时
private AuthenticationInfo authInfo;
protected int connTimeout = 5 * 1000; // 5秒
protected int soTimeout = 60 * 60 * 1000; // 1小时
private SerializedLongAdder receivedBinlogBytes;
public MysqlConnection(){
}
@@ -124,6 +126,7 @@ public class MysqlConnection implements ErosaConnection {
decoder.handle(LogEvent.XID_EVENT);
LogContext context = new LogContext();
while (fetcher.fetch()) {
accumulateReceivedBytes(fetcher.limit());
LogEvent event = null;
event = decoder.decode(fetcher, context);
@@ -146,6 +149,7 @@ public class MysqlConnection implements ErosaConnection {
LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
LogContext context = new LogContext();
while (fetcher.fetch()) {
accumulateReceivedBytes(fetcher.limit());
LogEvent event = null;
event = decoder.decode(fetcher, context);
@@ -174,6 +178,7 @@ public class MysqlConnection implements ErosaConnection {
LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
LogContext context = new LogContext();
while (fetcher.fetch()) {
accumulateReceivedBytes(fetcher.limit());
LogEvent event = null;
event = decoder.decode(fetcher, context);
@@ -204,6 +209,7 @@ public class MysqlConnection implements ErosaConnection {
try {
fetcher.start(connector.getChannel());
while (fetcher.fetch()) {
accumulateReceivedBytes(fetcher.limit());
LogBuffer buffer = fetcher.duplicate();
fetcher.consume(fetcher.limit());
if (!coprocessor.publish(buffer)) {
@@ -230,6 +236,7 @@ public class MysqlConnection implements ErosaConnection {
try {
fetcher.start(connector.getChannel());
while (fetcher.fetch()) {
accumulateReceivedBytes(fetcher.limit());
LogBuffer buffer = fetcher.duplicate();
fetcher.consume(fetcher.limit());
if (!coprocessor.publish(buffer)) {
@@ -334,7 +341,6 @@ public class MysqlConnection implements ErosaConnection {
* <li>net_read_timeout</li>
* </ol>
*
* @param channel
* @throws IOException
*/
private void updateSettings() throws IOException {
@@ -453,6 +459,14 @@ public class MysqlConnection implements ErosaConnection {
}
}
private void accumulateReceivedBytes(long x) {
if (receivedBinlogBytes != null) {
receivedBinlogBytes.add(x);
}
}
public static enum BinlogFormat {
STATEMENT("STATEMENT"), ROW("ROW"), MIXED("MIXED");
@@ -592,4 +606,8 @@ public class MysqlConnection implements ErosaConnection {
this.authInfo = authInfo;
}
public void setReceivedBinlogBytes(SerializedLongAdder receivedBinlogBytes) {
this.receivedBinlogBytes = receivedBinlogBytes;
}
}

15
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/MysqlEventParser.java
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@@ -10,6 +10,7 @@ import java.util.Map;
import java.util.TimerTask;
import java.util.concurrent.atomic.AtomicLong;
import com.alibaba.otter.canal.common.utils.SerializedLongAdder;
import org.apache.commons.lang.StringUtils;
import org.springframework.util.CollectionUtils;
@@ -69,8 +70,11 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
private BinlogImage[] supportBinlogImages; // 支持的binlogImage,如果设置会执行强校验
// update by yishun.chen,特殊异常处理参数
private int dumpErrorCount = 0; // binlogDump失败异常计数
private int dumpErrorCountThreshold = 2; // binlogDump失败异常计数阀值
private int dumpErrorCount = 0; // binlogDump失败异常计数
private int dumpErrorCountThreshold = 2; // binlogDump失败异常计数阀值
// instance received binlog bytes
private final SerializedLongAdder receivedBinlogBytes = new SerializedLongAdder(0L);
protected ErosaConnection buildErosaConnection() {
return buildMysqlConnection(this.runningInfo);
@@ -314,6 +318,7 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
connection.getConnector().setSendBufferSize(sendBufferSize);
connection.getConnector().setSoTimeout(defaultConnectionTimeoutInSeconds * 1000);
connection.setCharset(connectionCharset);
connection.setReceivedBinlogBytes(receivedBinlogBytes);
// 随机生成slaveId
if (this.slaveId <= 0) {
this.slaveId = generateUniqueServerId();
@@ -908,4 +913,10 @@ public class MysqlEventParser extends AbstractMysqlEventParser implements CanalE
this.dumpErrorCountThreshold = dumpErrorCountThreshold;
}
public SerializedLongAdder getReceivedBinlogBytes() {
return this.receivedBinlogBytes;
}
}

30
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/MysqlMultiStageCoprocessor.java
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@@ -4,6 +4,7 @@ import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.locks.LockSupport;
import com.alibaba.otter.canal.common.utils.SerializedLongAdder;
import org.apache.commons.lang.StringUtils;
import com.alibaba.otter.canal.common.AbstractCanalLifeCycle;
@@ -52,6 +53,7 @@ import com.taobao.tddl.dbsync.binlog.event.WriteRowsLogEvent;
*/
public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implements MultiStageCoprocessor {
private static final int maxFullTimes = 10;
private LogEventConvert logEventConvert;
private EventTransactionBuffer transactionBuffer;
private ErosaConnection connection;
@@ -63,6 +65,7 @@ public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implement
private ExecutorService stageExecutor;
private String destination;
private volatile CanalParseException exception;
private SerializedLongAdder eventsPublishBlockingTime;
public MysqlMultiStageCoprocessor(int ringBufferSize, int parserThreadCount, LogEventConvert logEventConvert,
EventTransactionBuffer transactionBuffer, String destination){
@@ -161,6 +164,8 @@ public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implement
throw exception;
}
boolean interupted = false;
long blockingStart = 0L;
int fullTimes = 0;
do {
try {
long next = disruptorMsgBuffer.tryNext();
@@ -170,16 +175,34 @@ public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implement
event.setBinlogFileName(binlogFileName);
}
disruptorMsgBuffer.publish(next);
if (fullTimes > 0) {
eventsPublishBlockingTime.add(System.nanoTime() - blockingStart);
}
break;
} catch (InsufficientCapacityException e) {
if (fullTimes == 0) {
blockingStart = System.nanoTime();
}
// park
LockSupport.parkNanos(1L);
//LockSupport.parkNanos(1L);
applyWait(++fullTimes);
interupted = Thread.interrupted();
}
} while (!interupted && isStart());
return isStart();
}
// 处理无数据的情况，避免空循环挂死
private void applyWait(int fullTimes) {
int newFullTimes = fullTimes > maxFullTimes ? maxFullTimes : fullTimes;
if (fullTimes <= 3) { // 3次以内
Thread.yield();
} else { // 超过3次，最多只sleep 1ms
LockSupport.parkNanos(100 * 1000L * newFullTimes);
}
}
@Override
public void reset() {
if (isStart()) {
@@ -189,6 +212,7 @@ public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implement
start();
}
private class SimpleParserStage implements EventHandler<MessageEvent>, LifecycleAware {
private LogDecoder decoder;
@@ -427,4 +451,8 @@ public class MysqlMultiStageCoprocessor extends AbstractCanalLifeCycle implement
this.connection = connection;
}
public void setEventsPublishBlockingTime(SerializedLongAdder eventsPublishBlockingTime) {
this.eventsPublishBlockingTime = eventsPublishBlockingTime;
}
}