Merge pull request #1622 from rewerma/master

fix bugs
This commit is contained in:
agapple
2019-03-22 18:14:14 +08:00
committed by GitHub
2 changed files with 330 additions and 327 deletions

View File

@@ -130,8 +130,10 @@ public class PhTypeUtil {
} else if (b[0] == 0) {
v = false;
}
} else if (phType == PhType.TIME || phType == PhType.DATE) {
v = new Date(decodeLong(b, 0));
} else if (phType == PhType.DATE) {
v = new java.sql.Date(decodeLong(b, 0));
} else if (phType == PhType.TIME) {
v = new java.sql.Time(decodeLong(b, 0));
} else if (phType == PhType.TIMESTAMP) {
long millisDeserialized = decodeLong(b, 0);
Timestamp ts = new Timestamp(millisDeserialized);

View File

@@ -1,325 +1,326 @@
package com.alibaba.otter.canal.client.kafka;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.clients.consumer.ConsumerRecords;
import org.apache.kafka.clients.consumer.KafkaConsumer;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.serialization.StringDeserializer;
import com.alibaba.fastjson.JSON;
import com.alibaba.otter.canal.client.CanalMQConnector;
import com.alibaba.otter.canal.client.impl.SimpleCanalConnector;
import com.alibaba.otter.canal.protocol.FlatMessage;
import com.alibaba.otter.canal.protocol.Message;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
import com.google.common.collect.Lists;
/**
* canal kafka 数据操作客户端
*
* <pre>
* 注意点:
* 1. 相比于canal {@linkplain SimpleCanalConnector}, 这里get和ack操作不能有并发, 必须是一个线程执行get后,内存里执行完毕ack后再取下一个get
* </pre>
*
* @author machengyuan @ 2018-6-12
* @version 1.1.1
*/
public class KafkaCanalConnector implements CanalMQConnector {
protected KafkaConsumer<String, Message> kafkaConsumer;
protected KafkaConsumer<String, String> kafkaConsumer2; // 用于扁平message的数据消费
protected String topic;
protected Integer partition;
protected Properties properties;
protected volatile boolean connected = false;
protected volatile boolean running = false;
protected boolean flatMessage;
private Map<Integer, Long> currentOffsets = new ConcurrentHashMap<>();
public KafkaCanalConnector(String servers, String topic, Integer partition, String groupId, Integer batchSize,
boolean flatMessage){
this.topic = topic;
this.partition = partition;
this.flatMessage = flatMessage;
properties = new Properties();
properties.put("bootstrap.servers", servers);
properties.put("group.id", groupId);
properties.put("enable.auto.commit", false);
properties.put("auto.commit.interval.ms", "1000");
properties.put("auto.offset.reset", "latest"); // 如果没有offset则从最后的offset开始读
properties.put("request.timeout.ms", "40000"); // 必须大于session.timeout.ms的设置
properties.put("session.timeout.ms", "30000"); // 默认为30秒
if (batchSize == null) {
batchSize = 100;
}
properties.put("max.poll.records", batchSize.toString());
properties.put("key.deserializer", StringDeserializer.class.getName());
if (!flatMessage) {
properties.put("value.deserializer", MessageDeserializer.class.getName());
} else {
properties.put("value.deserializer", StringDeserializer.class.getName());
}
}
/**
* 打开连接
*/
@Override
public void connect() {
if (connected) {
return;
}
connected = true;
if (kafkaConsumer == null && !flatMessage) {
kafkaConsumer = new KafkaConsumer<String, Message>(properties);
}
if (kafkaConsumer2 == null && flatMessage) {
kafkaConsumer2 = new KafkaConsumer<String, String>(properties);
}
}
/**
* 关闭链接
*/
@Override
public void disconnect() {
if (kafkaConsumer != null) {
kafkaConsumer.close();
kafkaConsumer = null;
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.close();
kafkaConsumer2 = null;
}
connected = false;
}
protected void waitClientRunning() {
running = true;
}
@Override
public boolean checkValid() {
return true;// 默认都放过
}
/**
* 订阅topic
*/
@Override
public void subscribe() {
waitClientRunning();
if (!running) {
return;
}
if (partition == null) {
if (kafkaConsumer != null) {
kafkaConsumer.subscribe(Collections.singletonList(topic));
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.subscribe(Collections.singletonList(topic));
}
} else {
TopicPartition topicPartition = new TopicPartition(topic, partition);
if (kafkaConsumer != null) {
kafkaConsumer.assign(Collections.singletonList(topicPartition));
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.assign(Collections.singletonList(topicPartition));
}
}
}
/**
* 取消订阅
*/
@Override
public void unsubscribe() {
waitClientRunning();
if (!running) {
return;
}
if (kafkaConsumer != null) {
kafkaConsumer.unsubscribe();
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.unsubscribe();
}
}
@Override
public List<Message> getList(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
List<Message> messages = getListWithoutAck(timeout, unit);
if (messages != null && !messages.isEmpty()) {
this.ack();
}
return messages;
}
@Override
public List<Message> getListWithoutAck(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
ConsumerRecords<String, Message> records = kafkaConsumer.poll(unit.toMillis(timeout));
currentOffsets.clear();
for (TopicPartition topicPartition : records.partitions()) {
currentOffsets.put(topicPartition.partition(), kafkaConsumer.position(topicPartition));
}
if (!records.isEmpty()) {
List<Message> messages = new ArrayList<>();
for (ConsumerRecord<String, Message> record : records) {
messages.add(record.value());
}
return messages;
}
return Lists.newArrayList();
}
@Override
public List<FlatMessage> getFlatList(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
List<FlatMessage> messages = getFlatListWithoutAck(timeout, unit);
if (messages != null && !messages.isEmpty()) {
this.ack();
}
return messages;
}
@Override
public List<FlatMessage> getFlatListWithoutAck(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
ConsumerRecords<String, String> records = kafkaConsumer2.poll(unit.toMillis(timeout));
currentOffsets.clear();
for (TopicPartition topicPartition : records.partitions()) {
currentOffsets.put(topicPartition.partition(), kafkaConsumer2.position(topicPartition));
}
if (!records.isEmpty()) {
List<FlatMessage> flatMessages = new ArrayList<>();
for (ConsumerRecord<String, String> record : records) {
String flatMessageJson = record.value();
FlatMessage flatMessage = JSON.parseObject(flatMessageJson, FlatMessage.class);
flatMessages.add(flatMessage);
}
return flatMessages;
}
return Lists.newArrayList();
}
@Override
public void rollback() {
waitClientRunning();
if (!running) {
return;
}
// 回滚所有分区
if (kafkaConsumer != null) {
for (Map.Entry<Integer, Long> entry : currentOffsets.entrySet()) {
kafkaConsumer.seek(new TopicPartition(topic, entry.getKey()), entry.getValue() - 1);
}
}
if (kafkaConsumer2 != null) {
for (Map.Entry<Integer, Long> entry : currentOffsets.entrySet()) {
kafkaConsumer2.seek(new TopicPartition(topic, entry.getKey()), entry.getValue() - 1);
}
}
}
/**
* 提交offset,如果超过 session.timeout.ms 设置的时间没有ack则会抛出异常,ack失败
*/
@Override
public void ack() {
waitClientRunning();
if (!running) {
return;
}
if (kafkaConsumer != null) {
kafkaConsumer.commitSync();
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.commitSync();
}
}
@Override
public void subscribe(String filter) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message get(int batchSize) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message get(int batchSize, Long timeout, TimeUnit unit) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message getWithoutAck(int batchSize) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message getWithoutAck(int batchSize, Long timeout, TimeUnit unit) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public void ack(long batchId) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public void rollback(long batchId) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
/**
* 重新设置sessionTime
*
* @param timeout
* @param unit
*/
public void setSessionTimeout(Long timeout, TimeUnit unit) {
long t = unit.toMillis(timeout);
properties.put("request.timeout.ms", String.valueOf(t + 60000));
properties.put("session.timeout.ms", String.valueOf(t));
}
}
package com.alibaba.otter.canal.client.kafka;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.clients.consumer.ConsumerRecords;
import org.apache.kafka.clients.consumer.KafkaConsumer;
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.serialization.StringDeserializer;
import com.alibaba.fastjson.JSON;
import com.alibaba.otter.canal.client.CanalMQConnector;
import com.alibaba.otter.canal.client.impl.SimpleCanalConnector;
import com.alibaba.otter.canal.protocol.FlatMessage;
import com.alibaba.otter.canal.protocol.Message;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
import com.google.common.collect.Lists;
/**
* canal kafka 数据操作客户端
*
* <pre>
* 注意点:
* 1. 相比于canal {@linkplain SimpleCanalConnector}, 这里get和ack操作不能有并发, 必须是一个线程执行get后,内存里执行完毕ack后再取下一个get
* </pre>
*
* @author machengyuan @ 2018-6-12
* @version 1.1.1
*/
public class KafkaCanalConnector implements CanalMQConnector {
protected KafkaConsumer<String, Message> kafkaConsumer;
protected KafkaConsumer<String, String> kafkaConsumer2; // 用于扁平message的数据消费
protected String topic;
protected Integer partition;
protected Properties properties;
protected volatile boolean connected = false;
protected volatile boolean running = false;
protected boolean flatMessage;
private Map<Integer, Long> currentOffsets = new ConcurrentHashMap<>();
public KafkaCanalConnector(String servers, String topic, Integer partition, String groupId, Integer batchSize,
boolean flatMessage){
this.topic = topic;
this.partition = partition;
this.flatMessage = flatMessage;
properties = new Properties();
properties.put("bootstrap.servers", servers);
properties.put("group.id", groupId);
properties.put("enable.auto.commit", false);
properties.put("auto.commit.interval.ms", "1000");
properties.put("auto.offset.reset", "latest"); // 如果没有offset则从最后的offset开始读
properties.put("request.timeout.ms", "40000"); // 必须大于session.timeout.ms的设置
properties.put("session.timeout.ms", "30000"); // 默认为30秒
properties.put("isolation.level", "read_committed");
if (batchSize == null) {
batchSize = 100;
}
properties.put("max.poll.records", batchSize.toString());
properties.put("key.deserializer", StringDeserializer.class.getName());
if (!flatMessage) {
properties.put("value.deserializer", MessageDeserializer.class.getName());
} else {
properties.put("value.deserializer", StringDeserializer.class.getName());
}
}
/**
* 打开连接
*/
@Override
public void connect() {
if (connected) {
return;
}
connected = true;
if (kafkaConsumer == null && !flatMessage) {
kafkaConsumer = new KafkaConsumer<String, Message>(properties);
}
if (kafkaConsumer2 == null && flatMessage) {
kafkaConsumer2 = new KafkaConsumer<String, String>(properties);
}
}
/**
* 关闭链接
*/
@Override
public void disconnect() {
if (kafkaConsumer != null) {
kafkaConsumer.close();
kafkaConsumer = null;
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.close();
kafkaConsumer2 = null;
}
connected = false;
}
protected void waitClientRunning() {
running = true;
}
@Override
public boolean checkValid() {
return true;// 默认都放过
}
/**
* 订阅topic
*/
@Override
public void subscribe() {
waitClientRunning();
if (!running) {
return;
}
if (partition == null) {
if (kafkaConsumer != null) {
kafkaConsumer.subscribe(Collections.singletonList(topic));
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.subscribe(Collections.singletonList(topic));
}
} else {
TopicPartition topicPartition = new TopicPartition(topic, partition);
if (kafkaConsumer != null) {
kafkaConsumer.assign(Collections.singletonList(topicPartition));
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.assign(Collections.singletonList(topicPartition));
}
}
}
/**
* 取消订阅
*/
@Override
public void unsubscribe() {
waitClientRunning();
if (!running) {
return;
}
if (kafkaConsumer != null) {
kafkaConsumer.unsubscribe();
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.unsubscribe();
}
}
@Override
public List<Message> getList(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
List<Message> messages = getListWithoutAck(timeout, unit);
if (messages != null && !messages.isEmpty()) {
this.ack();
}
return messages;
}
@Override
public List<Message> getListWithoutAck(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
ConsumerRecords<String, Message> records = kafkaConsumer.poll(unit.toMillis(timeout));
currentOffsets.clear();
for (TopicPartition topicPartition : records.partitions()) {
currentOffsets.put(topicPartition.partition(), kafkaConsumer.position(topicPartition));
}
if (!records.isEmpty()) {
List<Message> messages = new ArrayList<>();
for (ConsumerRecord<String, Message> record : records) {
messages.add(record.value());
}
return messages;
}
return Lists.newArrayList();
}
@Override
public List<FlatMessage> getFlatList(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
List<FlatMessage> messages = getFlatListWithoutAck(timeout, unit);
if (messages != null && !messages.isEmpty()) {
this.ack();
}
return messages;
}
@Override
public List<FlatMessage> getFlatListWithoutAck(Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return Lists.newArrayList();
}
ConsumerRecords<String, String> records = kafkaConsumer2.poll(unit.toMillis(timeout));
currentOffsets.clear();
for (TopicPartition topicPartition : records.partitions()) {
currentOffsets.put(topicPartition.partition(), kafkaConsumer2.position(topicPartition));
}
if (!records.isEmpty()) {
List<FlatMessage> flatMessages = new ArrayList<>();
for (ConsumerRecord<String, String> record : records) {
String flatMessageJson = record.value();
FlatMessage flatMessage = JSON.parseObject(flatMessageJson, FlatMessage.class);
flatMessages.add(flatMessage);
}
return flatMessages;
}
return Lists.newArrayList();
}
@Override
public void rollback() {
waitClientRunning();
if (!running) {
return;
}
// 回滚所有分区
if (kafkaConsumer != null) {
for (Map.Entry<Integer, Long> entry : currentOffsets.entrySet()) {
kafkaConsumer.seek(new TopicPartition(topic, entry.getKey()), entry.getValue() - 1);
}
}
if (kafkaConsumer2 != null) {
for (Map.Entry<Integer, Long> entry : currentOffsets.entrySet()) {
kafkaConsumer2.seek(new TopicPartition(topic, entry.getKey()), entry.getValue() - 1);
}
}
}
/**
* 提交offset,如果超过 session.timeout.ms 设置的时间没有ack则会抛出异常,ack失败
*/
@Override
public void ack() {
waitClientRunning();
if (!running) {
return;
}
if (kafkaConsumer != null) {
kafkaConsumer.commitSync();
}
if (kafkaConsumer2 != null) {
kafkaConsumer2.commitSync();
}
}
@Override
public void subscribe(String filter) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message get(int batchSize) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message get(int batchSize, Long timeout, TimeUnit unit) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message getWithoutAck(int batchSize) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public Message getWithoutAck(int batchSize, Long timeout, TimeUnit unit) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public void ack(long batchId) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
@Override
public void rollback(long batchId) throws CanalClientException {
throw new CanalClientException("mq not support this method");
}
/**
* 重新设置sessionTime
*
* @param timeout
* @param unit
*/
public void setSessionTimeout(Long timeout, TimeUnit unit) {
long t = unit.toMillis(timeout);
properties.put("request.timeout.ms", String.valueOf(t + 60000));
properties.put("session.timeout.ms", String.valueOf(t));
}
}