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Merge branch 'master' into pyf2

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Payon
2018-08-07 19:29:27 +08:00
committed by GitHub
parent 02868d8fec 23f7b3b5d8
commit b1dc5bd59f
168 changed files with 18943 additions and 11194 deletions
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.gitignore
+2
View File
@@ -14,3 +14,5 @@ jtester.properties
.idea/
*.iml
.DS_Store
*.tar.gz
*.rpm
README.md
+10
View File
@@ -5,6 +5,8 @@
<ol>
<li>canal QQ讨论群已经建立，群号：161559791 ，欢迎加入进行技术讨论。</li>
<li>canal消费端项目开源: Otter(分布式数据库同步系统)，地址：<a href="https://github.com/alibaba/otter">https://github.com/alibaba/otter</a></li>
<li>Canal已在阿里云推出商业化版本 <a href="https://www.aliyun.com/product/dts?spm=a2c4g.11186623.cloudEssentials.80.srdwr7">数据传输服务DTS</a>， 开通即用，免去部署维护的昂贵使用成本。DTS针对阿里云RDS、DRDS等产品进行了适配，解决了Binlog日志回收，主备切换、VPC网络切换等场景下的订阅高可用问题。同时，针对RDS进行了针对性的性能优化。出于稳定性、性能及成本的考虑，强烈推荐阿里云用户使用DTS产品。<a href="https://help.aliyun.com/document_detail/26592.html?spm=a2c4g.11174283.6.539.t1Y91E">DTS产品使用文档</a></li>
DTS支持阿里云RDS&DRDS的Binlog日志实时订阅，现推出首月免费体验，限时限量，<a href="https://common-buy.aliyun.com/?commodityCode=dtspre&request=%7b%22dts_function%22%3a%22data_subscribe%22%7d">立即体验>>></a>
</ol>
<h1>背景</h1>
@@ -73,6 +75,14 @@ See the wiki page for : <a href="https://github.com/alibaba/canal/wiki" >wiki文
<li>阿里巴巴去Oracle数据迁移同步工具(目标支持MySQL/DRDS)：<a href="http://github.com/alibaba/yugong">http://github.com/alibaba/yugong</a></li>
</ol>
<h1>相关产品</h1>
<ol>
<li><a href="https://www.aliyun.com/product/drds?spm=5176.55326.cloudEssentials.71.69fd227dRPZj9K">阿里云分布式数据库DRDS</a></li>
<li><a href="https://www.aliyun.com/product/dts?spm=5176.7947010.cloudEssentials.80.33f734f4JOAxSP">阿里云数据传输服务DTS</a></li>
<li><a href="https://www.aliyun.com/product/dbs?spm=5176.54487.cloudEssentials.83.34b851a8GmVZg6">阿里云数据库备份服务DBS</a></li>
<li><a href="https://www.aliyun.com/product/dms?spm=5176.169464.cloudEssentials.81.2e1066feC1sBBL">阿里云数据管理服务DMS</a></li>
</ol>
<h1>问题反馈</h1>
<ol>
<li>qq交流群： 161559791 </li>
client/src/main/java/com/alibaba/otter/canal/client/CanalConnector.java
+1
View File
@@ -152,6 +152,7 @@ public interface CanalConnector {
/**
* 中断的阻塞，用于优雅停止client
*
* @throws CanalClientException
*/
void stopRunning() throws CanalClientException;
client/src/main/java/com/alibaba/otter/canal/client/CanalConnectors.java
+6 -3
View File
@@ -29,7 +29,8 @@ public class CanalConnectors {
public static CanalConnector newSingleConnector(SocketAddress address, String destination, String username,
String password) {
SimpleCanalConnector canalConnector = new SimpleCanalConnector(address, username, password, destination);
canalConnector.setSoTimeout(30 * 1000);
canalConnector.setSoTimeout(60 * 1000);
canalConnector.setIdleTimeout(60 * 60 * 1000);
return canalConnector;
}
@@ -48,7 +49,8 @@ public class CanalConnectors {
password,
destination,
new SimpleNodeAccessStrategy(addresses));
canalConnector.setSoTimeout(30 * 1000);
canalConnector.setSoTimeout(60 * 1000);
canalConnector.setIdleTimeout(60 * 60 * 1000);
return canalConnector;
}
@@ -67,7 +69,8 @@ public class CanalConnectors {
password,
destination,
new ClusterNodeAccessStrategy(destination, ZkClientx.getZkClient(zkServers)));
canalConnector.setSoTimeout(30 * 1000);
canalConnector.setSoTimeout(60 * 1000);
canalConnector.setIdleTimeout(60 * 60 * 1000);
return canalConnector;
}
}
client/src/main/java/com/alibaba/otter/canal/client/impl/ClusterCanalConnector.java
+21 -10
View File
@@ -22,7 +22,8 @@ public class ClusterCanalConnector implements CanalConnector {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
private String username;
private String password;
private int soTimeout = 10000;
private int soTimeout = 60000;
private int idleTimeout = 60 * 60 * 1000;
private int retryTimes = 3; // 设置-1时可以subscribe阻塞等待时优雅停机
private int retryInterval = 5000; // 重试的时间间隔，默认5秒
private CanalNodeAccessStrategy accessStrategy;
@@ -52,6 +53,7 @@ public class ClusterCanalConnector implements CanalConnector {
};
currentConnector.setSoTimeout(soTimeout);
currentConnector.setIdleTimeout(idleTimeout);
if (filter != null) {
currentConnector.setFilter(filter);
}
@@ -110,10 +112,8 @@ public class ClusterCanalConnector implements CanalConnector {
logger.info("block waiting interrupted by other thread.");
return;
} else {
logger.warn(String.format(
"something goes wrong when subscribing from server: %s",
currentConnector != null ? currentConnector.getAddress() : "null"),
t);
logger.warn(String.format("something goes wrong when subscribing from server: %s",
currentConnector != null ? currentConnector.getAddress() : "null"), t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -184,7 +184,7 @@ public class ClusterCanalConnector implements CanalConnector {
return msg;
} catch (Throwable t) {
logger.warn(String.format("something goes wrong when getWithoutAck data from server:%s",
currentConnector.getAddress()), t);
currentConnector != null ? currentConnector.getAddress() : "null"), t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -201,7 +201,7 @@ public class ClusterCanalConnector implements CanalConnector {
return msg;
} catch (Throwable t) {
logger.warn(String.format("something goes wrong when getWithoutAck data from server:%s",
currentConnector.getAddress()), t);
currentConnector != null ? currentConnector.getAddress() : "null"), t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -218,7 +218,8 @@ public class ClusterCanalConnector implements CanalConnector {
return;
} catch (Throwable t) {
logger.warn(String.format("something goes wrong when rollbacking data from server:%s",
currentConnector.getAddress()), t);
currentConnector != null ? currentConnector.getAddress() : "null"),
t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -235,7 +236,8 @@ public class ClusterCanalConnector implements CanalConnector {
return;
} catch (Throwable t) {
logger.warn(String.format("something goes wrong when rollbacking data from server:%s",
currentConnector.getAddress()), t);
currentConnector != null ? currentConnector.getAddress() : "null"),
t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -253,7 +255,8 @@ public class ClusterCanalConnector implements CanalConnector {
return;
} catch (Throwable t) {
logger.warn(String.format("something goes wrong when acking data from server:%s",
currentConnector.getAddress()), t);
currentConnector != null ? currentConnector.getAddress() : "null"),
t);
times++;
restart();
logger.info("restart the connector for next round retry.");
@@ -300,6 +303,14 @@ public class ClusterCanalConnector implements CanalConnector {
this.soTimeout = soTimeout;
}
public int getIdleTimeout() {
return idleTimeout;
}
public void setIdleTimeout(int idleTimeout) {
this.idleTimeout = idleTimeout;
}
public int getRetryTimes() {
return retryTimes;
}
client/src/main/java/com/alibaba/otter/canal/client/impl/SimpleCanalConnector.java
+45 -10
View File
@@ -55,6 +55,7 @@ public class SimpleCanalConnector implements CanalConnector {
private String username;
private String password;
private int soTimeout = 60000; // milliseconds
private int idleTimeout = 60 * 60 * 1000; // client和server之间的空闲链接超时的时间,默认为1小时
private String filter; // 记录上一次的filter提交值,便于自动重试时提交
private final ByteBuffer readHeader = ByteBuffer.allocate(4).order(ByteOrder.BIG_ENDIAN);
@@ -70,23 +71,29 @@ public class SimpleCanalConnector implements CanalConnector {
private volatile boolean connected = false; // 代表connected是否已正常执行，因为有HA，不代表在工作中
private boolean rollbackOnConnect = true; // 是否在connect链接成功后，自动执行rollback操作
private boolean rollbackOnDisConnect = false; // 是否在connect链接成功后，自动执行rollback操作
private boolean lazyParseEntry = false; // 是否自动化解析Entry对象,如果考虑最大化性能可以延后解析
// 读写数据分别使用不同的锁进行控制，减小锁粒度,读也需要排他锁，并发度容易造成数据包混乱，反序列化失败
private Object readDataLock = new Object();
private Object writeDataLock = new Object();
private boolean running = false;
private volatile boolean running = false;
public SimpleCanalConnector(SocketAddress address, String username, String password, String destination){
this(address, username, password, destination, 60000);
this(address, username, password, destination, 60000, 60 * 60 * 1000);
}
public SimpleCanalConnector(SocketAddress address, String username, String password, String destination,
int soTimeout){
this(address, username, password, destination, soTimeout, 60 * 60 * 1000);
}
public SimpleCanalConnector(SocketAddress address, String username, String password, String destination,
int soTimeout, int idleTimeout){
this.address = address;
this.username = username;
this.password = password;
this.soTimeout = soTimeout;
this.idleTimeout = idleTimeout;
this.clientIdentity = new ClientIdentity(destination, (short) 1001);
}
@@ -157,8 +164,8 @@ public class SimpleCanalConnector implements CanalConnector {
ClientAuth ca = ClientAuth.newBuilder()
.setUsername(username != null ? username : "")
.setPassword(ByteString.copyFromUtf8(password != null ? password : ""))
.setNetReadTimeout(soTimeout)
.setNetWriteTimeout(soTimeout)
.setNetReadTimeout(idleTimeout)
.setNetWriteTimeout(idleTimeout)
.build();
writeWithHeader(Packet.newBuilder()
.setType(PacketType.CLIENTAUTHENTICATION)
@@ -282,6 +289,9 @@ public class SimpleCanalConnector implements CanalConnector {
public Message getWithoutAck(int batchSize, Long timeout, TimeUnit unit) throws CanalClientException {
waitClientRunning();
if (!running) {
return null;
}
try {
int size = (batchSize <= 0) ? 1000 : batchSize;
long time = (timeout == null || timeout < 0) ? -1 : timeout; // -1代表不做timeout控制
@@ -309,7 +319,8 @@ public class SimpleCanalConnector implements CanalConnector {
}
private Message receiveMessages() throws IOException {
Packet p = Packet.parseFrom(readNextPacket());
byte[] data = readNextPacket();
Packet p = Packet.parseFrom(data);
switch (p.getType()) {
case MESSAGES: {
if (!p.getCompression().equals(Compression.NONE)) {
@@ -318,8 +329,13 @@ public class SimpleCanalConnector implements CanalConnector {
Messages messages = Messages.parseFrom(p.getBody());
Message result = new Message(messages.getBatchId());
for (ByteString byteString : messages.getMessagesList()) {
result.addEntry(Entry.parseFrom(byteString));
if (lazyParseEntry) {
// byteString
result.setRawEntries(messages.getMessagesList());
} else {
for (ByteString byteString : messages.getMessagesList()) {
result.addEntry(Entry.parseFrom(byteString));
}
}
return result;
}
@@ -335,6 +351,9 @@ public class SimpleCanalConnector implements CanalConnector {
public void ack(long batchId) throws CanalClientException {
waitClientRunning();
if (!running) {
return;
}
ClientAck ca = ClientAck.newBuilder()
.setDestination(clientIdentity.getDestination())
.setClientId(String.valueOf(clientIdentity.getClientId()))
@@ -500,6 +519,14 @@ public class SimpleCanalConnector implements CanalConnector {
this.soTimeout = soTimeout;
}
public int getIdleTimeout() {
return idleTimeout;
}
public void setIdleTimeout(int idleTimeout) {
this.idleTimeout = idleTimeout;
}
public void setZkClientx(ZkClientx zkClientx) {
this.zkClientx = zkClientx;
initClientRunningMonitor(this.clientIdentity);
@@ -517,11 +544,19 @@ public class SimpleCanalConnector implements CanalConnector {
this.filter = filter;
}
public boolean isLazyParseEntry() {
return lazyParseEntry;
}
public void setLazyParseEntry(boolean lazyParseEntry) {
this.lazyParseEntry = lazyParseEntry;
}
public void stopRunning() {
if (running) {
running = false; //设置为非running状态
running = false; // 设置为非running状态
if (!mutex.state()) {
mutex.set(true); //中断阻塞
mutex.set(true); // 中断阻塞
}
}
}
client/src/main/java/com/alibaba/otter/canal/client/impl/running/ClientRunningMonitor.java
+4
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@@ -98,6 +98,10 @@ public class ClientRunningMonitor extends AbstractCanalLifeCycle {
String path = ZookeeperPathUtils.getDestinationClientRunning(this.destination, clientData.getClientId());
zkClient.unsubscribeDataChanges(path, dataListener);
releaseRunning(); // 尝试一下release
//Fix issue #697
if (delayExector != null) {
delayExector.shutdown();
}
}
// 改动记录：
common/src/main/java/com/alibaba/otter/canal/common/utils/NamedThreadFactory.java
+5
View File
@@ -23,6 +23,11 @@ public class NamedThreadFactory implements ThreadFactory {
public void uncaughtException(Thread t,
Throwable e) {
if (e instanceof InterruptedException
|| (e.getCause() != null && e.getCause() instanceof InterruptedException)) {
return;
}
logger.error("from " + t.getName(), e);
}
};
common/src/main/java/com/alibaba/otter/canal/common/zookeeper/running/ServerRunningMonitor.java
-1
View File
@@ -4,7 +4,6 @@ import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import com.alibaba.otter.canal.common.CanalException;
import org.I0Itec.zkclient.IZkDataListener;
import org.I0Itec.zkclient.exception.ZkException;
import org.I0Itec.zkclient.exception.ZkInterruptedException;
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/LogContext.java
-1
View File
@@ -58,7 +58,6 @@ public final class LogContext {
public void reset() {
formatDescription = FormatDescriptionLogEvent.FORMAT_DESCRIPTION_EVENT_5_x;
mapOfTable.clear();
}
}
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/LogDecoder.java
+2
View File
@@ -109,6 +109,8 @@ public final class LogDecoder {
/* Decoding binary-log to event */
event = decode(buffer, header, context);
if (event != null) {
// set logFileName
event.getHeader().setLogFileName(context.getLogPosition().getFileName());
event.setSemival(buffer.semival);
}
} catch (IOException e) {
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/GtidLogEvent.java
+20
View File
@@ -17,10 +17,13 @@ public class GtidLogEvent extends LogEvent {
public static final int ENCODED_FLAG_LENGTH = 1;
// / Length of SID in event encoding
public static final int ENCODED_SID_LENGTH = 16;
public static final int LOGICAL_TIMESTAMP_TYPE_CODE = 2;
private boolean commitFlag;
private UUID sid;
private long gno;
private Long lastCommitted;
private Long sequenceNumber;
public GtidLogEvent(LogHeader header, LogBuffer buffer, FormatDescriptionLogEvent descriptionEvent){
super(header);
@@ -40,6 +43,15 @@ public class GtidLogEvent extends LogEvent {
gno = buffer.getLong64();
// support gtid lastCommitted and sequenceNumber
// fix bug #776
if (buffer.hasRemaining() && buffer.remaining() > 16 && buffer.getUint8() == LOGICAL_TIMESTAMP_TYPE_CODE) {
lastCommitted = buffer.getLong64();
sequenceNumber = buffer.getLong64();
}
// ignore gtid info read
// sid.copy_from((uchar *)ptr_buffer);
// ptr_buffer+= ENCODED_SID_LENGTH;
@@ -62,4 +74,12 @@ public class GtidLogEvent extends LogEvent {
public long getGno() {
return gno;
}
public Long getLastCommitted() {
return lastCommitted;
}
public Long getSequenceNumber() {
return sequenceNumber;
}
}
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/LogHeader.java
+13
View File
@@ -115,6 +115,11 @@ public final class LogHeader {
*/
protected long crc; // ha_checksum
/**
* binlog fileName
*/
protected String logFileName;
/* for Start_event_v3 */
public LogHeader(final int type){
this.type = type;
@@ -270,6 +275,14 @@ public final class LogHeader {
return checksumAlg;
}
public String getLogFileName() {
return logFileName;
}
public void setLogFileName(String logFileName) {
this.logFileName = logFileName;
}
private void processCheckSum(LogBuffer buffer) {
if (checksumAlg != LogEvent.BINLOG_CHECKSUM_ALG_OFF && checksumAlg != LogEvent.BINLOG_CHECKSUM_ALG_UNDEF) {
crc = buffer.getUint32(eventLen - LogEvent.BINLOG_CHECKSUM_LEN);
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java
+66 -59
View File
@@ -27,6 +27,7 @@ public final class RowsLogBuffer {
public static final long DATETIMEF_INT_OFS = 0x8000000000L;
public static final long TIMEF_INT_OFS = 0x800000L;
public static final long TIMEF_OFS = 0x800000000000L;
private static char[] digits = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' };
private final LogBuffer buffer;
private final int columnLen;
@@ -489,17 +490,18 @@ public final class RowsLogBuffer {
// t % 100);
StringBuilder builder = new StringBuilder();
builder.append(formatNumber(d / 10000, 4))
.append('-')
.append(formatNumber((d % 10000) / 100, 2))
.append('-')
.append(formatNumber(d % 100, 2))
.append(' ')
.append(formatNumber(t / 10000, 2))
.append(':')
.append(formatNumber((t % 10000) / 100, 2))
.append(':')
.append(formatNumber(t % 100, 2));
builder.append(26);
appendNumber4(builder, d / 10000);
builder.append('-');
appendNumber2(builder, (d % 10000) / 100);
builder.append('-');
appendNumber2(builder, d % 100);
builder.append(' ');
appendNumber2(builder, t / 10000);
builder.append(':');
appendNumber2(builder, (t % 10000) / 100);
builder.append(':');
appendNumber2(builder, t % 100);
value = builder.toString();
}
javaType = Types.TIMESTAMP;
@@ -562,18 +564,18 @@ public final class RowsLogBuffer {
// (int) ((hms >> 6) % (1 << 6)),
// (int) (hms % (1 << 6)));
StringBuilder builder = new StringBuilder();
builder.append(formatNumber((int) (ym / 13), 4))
.append('-')
.append(formatNumber((int) (ym % 13), 2))
.append('-')
.append(formatNumber((int) (ymd % (1 << 5)), 2))
.append(' ')
.append(formatNumber((int) (hms >> 12), 2))
.append(':')
.append(formatNumber((int) ((hms >> 6) % (1 << 6)), 2))
.append(':')
.append(formatNumber((int) (hms % (1 << 6)), 2));
StringBuilder builder = new StringBuilder(26);
appendNumber4(builder, (int) (ym / 13));
builder.append('-');
appendNumber2(builder, (int) (ym % 13));
builder.append('-');
appendNumber2(builder, (int) (ymd % (1 << 5)));
builder.append(' ');
appendNumber2(builder, (int) (hms >> 12));
builder.append(':');
appendNumber2(builder, (int) ((hms >> 6) % (1 << 6)));
builder.append(':');
appendNumber2(builder, (int) (hms % (1 << 6)));
second = builder.toString();
}
@@ -609,15 +611,15 @@ public final class RowsLogBuffer {
// (u32 % 10000) / 100,
// u32 % 100);
StringBuilder builder = new StringBuilder();
StringBuilder builder = new StringBuilder(12);
if (i32 < 0) {
builder.append('-');
}
builder.append(formatNumber(u32 / 10000, 2))
.append(':')
.append(formatNumber((u32 % 10000) / 100, 2))
.append(':')
.append(formatNumber(u32 % 100, 2));
appendNumber2(builder, u32 / 10000);
builder.append(':');
appendNumber2(builder, (u32 % 10000) / 100);
builder.append(':');
appendNumber2(builder, u32 % 100);
value = builder.toString();
}
javaType = Types.TIME;
@@ -718,15 +720,15 @@ public final class RowsLogBuffer {
// (int) ((intpart >> 6) % (1 << 6)),
// (int) (intpart % (1 << 6)));
StringBuilder builder = new StringBuilder();
StringBuilder builder = new StringBuilder(12);
if (ltime < 0) {
builder.append('-');
}
builder.append(formatNumber((int) ((intpart >> 12) % (1 << 10)), 2))
.append(':')
.append(formatNumber((int) ((intpart >> 6) % (1 << 6)), 2))
.append(':')
.append(formatNumber((int) (intpart % (1 << 6)), 2));
appendNumber2(builder, (int) ((intpart >> 12) % (1 << 10)));
builder.append(':');
appendNumber2(builder, (int) ((intpart >> 6) % (1 << 6)));
builder.append(':');
appendNumber2(builder, (int) (intpart % (1 << 6)));
second = builder.toString();
}
@@ -770,12 +772,12 @@ public final class RowsLogBuffer {
// value = String.format("%04d-%02d-%02d", i32 / (16 * 32),
// i32 / 32 % 16, i32 % 32);
StringBuilder builder = new StringBuilder();
builder.append(formatNumber(i32 / (16 * 32), 4))
.append('-')
.append(formatNumber(i32 / 32 % 16, 2))
.append('-')
.append(formatNumber(i32 % 32, 2));
StringBuilder builder = new StringBuilder(12);
appendNumber4(builder, i32 / (16 * 32));
builder.append('-');
appendNumber2(builder, i32 / 32 % 16);
builder.append('-');
appendNumber2(builder, i32 % 32);
value = builder.toString();
}
javaType = Types.DATE;
@@ -1126,29 +1128,34 @@ public final class RowsLogBuffer {
return sec.substring(0, meta);
}
private String formatNumber(int d, int size) {
return leftPad(String.valueOf(d), size, '0');
private void appendNumber4(StringBuilder builder, int d) {
if (d >= 1000) {
builder.append(digits[d / 1000])
.append(digits[(d / 100) % 10])
.append(digits[(d / 10) % 10])
.append(digits[d % 10]);
} else if (d >= 100) {
builder.append('0');
appendNumber3(builder, d);
}
}
private String leftPad(String str, int size, char padChar) {
if (str == null) {
return null;
private void appendNumber3(StringBuilder builder, int d) {
if (d >= 100) {
builder.append(digits[d / 100])
.append(digits[(d / 10) % 10])
.append(digits[d % 10]);
} else {
builder.append('0');
appendNumber2(builder, d);
}
int pads = size - str.length();
if (pads <= 0) {
return str; // returns original String when possible
}
return padding(pads, padChar).concat(str);
}
private String padding(int repeat, char padChar) throws IndexOutOfBoundsException {
if (repeat < 0) {
throw new IndexOutOfBoundsException("Cannot pad a negative amount: " + repeat);
private void appendNumber2(StringBuilder builder, int d) {
if (d >= 10) {
builder.append(digits[(d / 10) % 10]).append(digits[d % 10]);
} else {
builder.append('0').append(digits[d]);
}
final char[] buf = new char[repeat];
for (int i = 0; i < buf.length; i++) {
buf[i] = padChar;
}
return new String(buf);
}
}
dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogEvent.java
+1 -1
View File
@@ -194,7 +194,7 @@ public abstract class RowsLogEvent extends LogEvent {
}
public final RowsLogBuffer getRowsBuf(String charsetName) {
return new RowsLogBuffer(rowsBuf.duplicate(), columnLen, charsetName);
return new RowsLogBuffer(rowsBuf, columnLen, charsetName);
}
public final int getFlags(final int flags) {
dbsync/src/test/java/com/taobao/tddl/dbsync/FetcherPerformanceTest.java
+52
View File
@@ -0,0 +1,52 @@
package com.taobao.tddl.dbsync;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.util.concurrent.atomic.AtomicLong;
import com.taobao.tddl.dbsync.binlog.DirectLogFetcher;
import com.taobao.tddl.dbsync.binlog.LogEvent;
public class FetcherPerformanceTest {
public static void main(String args[]) {
DirectLogFetcher fetcher = new DirectLogFetcher();
try {
Class.forName("com.mysql.jdbc.Driver");
Connection connection = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306",
"root",
"hello");
Statement statement = connection.createStatement();
statement.execute("SET @master_binlog_checksum='@@global.binlog_checksum'");
statement.execute("SET @mariadb_slave_capability='" + LogEvent.MARIA_SLAVE_CAPABILITY_MINE + "'");
fetcher.open(connection, "mysql-bin.000006", 120L, 2);
AtomicLong sum = new AtomicLong(0);
long start = System.currentTimeMillis();
long last = 0;
long end = 0;
while (fetcher.fetch()) {
sum.incrementAndGet();
long current = sum.get();
if (current - last >= 100000) {
end = System.currentTimeMillis();
long tps = ((current - last) * 1000) / (end - start);
System.out.println(" total : " + sum + " , cost : " + (end - start) + " , tps : " + tps);
last = current;
start = end;
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
fetcher.close();
} catch (IOException e) {
}
}
}
}
dbsync/src/test/java/com/taobao/tddl/dbsync/binlog/DirectLogFetcherTest.java
+41 -52
View File
@@ -8,15 +8,6 @@ import java.sql.Statement;
import org.junit.Assert;
import org.junit.Test;
import com.taobao.tddl.dbsync.binlog.event.DeleteRowsLogEvent;
import com.taobao.tddl.dbsync.binlog.event.QueryLogEvent;
import com.taobao.tddl.dbsync.binlog.event.RotateLogEvent;
import com.taobao.tddl.dbsync.binlog.event.RowsQueryLogEvent;
import com.taobao.tddl.dbsync.binlog.event.UpdateRowsLogEvent;
import com.taobao.tddl.dbsync.binlog.event.WriteRowsLogEvent;
import com.taobao.tddl.dbsync.binlog.event.XidLogEvent;
import com.taobao.tddl.dbsync.binlog.event.mariadb.AnnotateRowsEvent;
public class DirectLogFetcherTest extends BaseLogFetcherTest {
@Test
@@ -24,56 +15,54 @@ public class DirectLogFetcherTest extends BaseLogFetcherTest {
DirectLogFetcher fecther = new DirectLogFetcher();
try {
Class.forName("com.mysql.jdbc.Driver");
Connection connection = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306", "root", "hello");
Connection connection = DriverManager.getConnection("jdbc:mysql://100.81.154.142:3306", "root", "hello");
Statement statement = connection.createStatement();
statement.execute("SET @master_binlog_checksum='@@global.binlog_checksum'");
statement.execute("SET @mariadb_slave_capability='" + LogEvent.MARIA_SLAVE_CAPABILITY_MINE + "'");
fecther.open(connection, "mysql-bin.000001", 4L, 2);
fecther.open(connection, "mysql-bin.000006", 120L, 2);
LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.ENUM_END_EVENT);
LogDecoder decoder = new LogDecoder(LogEvent.UNKNOWN_EVENT, LogEvent.UNKNOWN_EVENT);
LogContext context = new LogContext();
while (fecther.fetch()) {
LogEvent event = null;
event = decoder.decode(fecther, context);
if (event == null) {
continue;
// throw new RuntimeException("parse failed");
}
int eventType = event.getHeader().getType();
switch (eventType) {
case LogEvent.ROTATE_EVENT:
binlogFileName = ((RotateLogEvent) event).getFilename();
break;
case LogEvent.WRITE_ROWS_EVENT_V1:
case LogEvent.WRITE_ROWS_EVENT:
parseRowsEvent((WriteRowsLogEvent) event);
break;
case LogEvent.UPDATE_ROWS_EVENT_V1:
case LogEvent.UPDATE_ROWS_EVENT:
parseRowsEvent((UpdateRowsLogEvent) event);
break;
case LogEvent.DELETE_ROWS_EVENT_V1:
case LogEvent.DELETE_ROWS_EVENT:
parseRowsEvent((DeleteRowsLogEvent) event);
break;
case LogEvent.QUERY_EVENT:
parseQueryEvent((QueryLogEvent) event);
break;
case LogEvent.ROWS_QUERY_LOG_EVENT:
parseRowsQueryEvent((RowsQueryLogEvent) event);
break;
case LogEvent.ANNOTATE_ROWS_EVENT:
parseAnnotateRowsEvent((AnnotateRowsEvent) event);
break;
case LogEvent.XID_EVENT:
parseXidEvent((XidLogEvent) event);
break;
default:
break;
}
decoder.decode(fecther, context);
continue;
// if (event == null) {
// continue;
// }
//
// int eventType = event.getHeader().getType();
// switch (eventType) {
// case LogEvent.ROTATE_EVENT:
// binlogFileName = ((RotateLogEvent) event).getFilename();
// break;
// case LogEvent.WRITE_ROWS_EVENT_V1:
// case LogEvent.WRITE_ROWS_EVENT:
// parseRowsEvent((WriteRowsLogEvent) event);
// break;
// case LogEvent.UPDATE_ROWS_EVENT_V1:
// case LogEvent.UPDATE_ROWS_EVENT:
// parseRowsEvent((UpdateRowsLogEvent) event);
// break;
// case LogEvent.DELETE_ROWS_EVENT_V1:
// case LogEvent.DELETE_ROWS_EVENT:
// parseRowsEvent((DeleteRowsLogEvent) event);
// break;
// case LogEvent.QUERY_EVENT:
// parseQueryEvent((QueryLogEvent) event);
// break;
// case LogEvent.ROWS_QUERY_LOG_EVENT:
// parseRowsQueryEvent((RowsQueryLogEvent) event);
// break;
// case LogEvent.ANNOTATE_ROWS_EVENT:
// parseAnnotateRowsEvent((AnnotateRowsEvent) event);
// break;
// case LogEvent.XID_EVENT:
// parseXidEvent((XidLogEvent) event);
// break;
// default:
// break;
// }
}
} catch (Exception e) {
e.printStackTrace();
deployer/pom.xml
+8
View File
@@ -16,6 +16,14 @@
<artifactId>canal.server</artifactId>
<version>${project.version}</version>
</dependency>
<!-- 这里指定runtime的metrics provider-->
<!--<dependency>-->
<!--<groupId>com.alibaba.otter</groupId>-->
<!--<artifactId>canal.prometheus</artifactId>-->
<!--<version>${project.version}</version>-->
<!--<scope>runtime</scope>-->
<!--</dependency>-->
</dependencies>
<build>
deployer/src/main/bin/metrics_env.sh
+15
View File
@@ -0,0 +1,15 @@
#!/bin/bash
# Additional line arg for current prometheus solution
case "`uname`" in
Linux)
bin_abs_path=$(readlink -f $(dirname $0))
;;
*)
bin_abs_path=`cd $(dirname $0); pwd`
;;
esac
base=${bin_abs_path}/..
if [ $(ls $base/lib/aspectjweaver*.jar | wc -l) -eq 1 ]; then
WEAVER=$(ls $base/lib/aspectjweaver*.jar)
METRICS_OPTS=" -javaagent:"${WEAVER}" "
fi
deployer/src/main/bin/restart.sh
+5
View File
@@ -0,0 +1,5 @@
#!/bin/bash
sh stop.sh
sh startup.sh
deployer/src/main/bin/startup.sh
+6 -1
View File
@@ -94,7 +94,12 @@ then
echo LOG CONFIGURATION : $logback_configurationFile
echo canal conf : $canal_conf
echo CLASSPATH :$CLASSPATH
$JAVA $JAVA_OPTS $JAVA_DEBUG_OPT $CANAL_OPTS -classpath .:$CLASSPATH com.alibaba.otter.canal.deployer.CanalLauncher 1>>$base/logs/canal/canal.log 2>&1 &
# metrics support options
# if [ -x $base/bin/metrics_env.sh ]; then
# . $base/bin/metrics_env.sh
# echo METRICS_OPTS $METRICS_OPTS
# fi
$JAVA $JAVA_OPTS $METRICS_OPTS $JAVA_DEBUG_OPT $CANAL_OPTS -classpath .:$CLASSPATH com.alibaba.otter.canal.deployer.CanalLauncher 1>>$base/logs/canal/canal.log 2>&1 &
echo $! > $base/bin/canal.pid
echo "cd to $current_path for continue"
deployer/src/main/java/com/alibaba/otter/canal/deployer/CanalConstants.java
+1
View File
@@ -16,6 +16,7 @@ public class CanalConstants {
public static final String CANAL_IP = ROOT + "." + "ip";
public static final String CANAL_PORT = ROOT + "." + "port";
public static final String CANAL_ZKSERVERS = ROOT + "." + "zkServers";
public static final String CANAL_WITHOUT_NETTY = ROOT + "." + "withoutNetty";
public static final String CANAL_DESTINATIONS = ROOT + "." + "destinations";
public static final String CANAL_AUTO_SCAN = ROOT + "." + "auto.scan";
deployer/src/main/java/com/alibaba/otter/canal/deployer/CanalController.java
+28 -9
View File
@@ -34,6 +34,7 @@ import com.alibaba.otter.canal.instance.core.CanalInstanceGenerator;
import com.alibaba.otter.canal.instance.manager.CanalConfigClient;
import com.alibaba.otter.canal.instance.manager.ManagerCanalInstanceGenerator;
import com.alibaba.otter.canal.instance.spring.SpringCanalInstanceGenerator;
import com.alibaba.otter.canal.parse.CanalEventParser;
import com.alibaba.otter.canal.server.embedded.CanalServerWithEmbedded;
import com.alibaba.otter.canal.server.exception.CanalServerException;
import com.alibaba.otter.canal.server.netty.CanalServerWithNetty;
@@ -43,7 +44,7 @@ import com.google.common.collect.MigrateMap;
/**
* canal调度控制器
*
*
* @author jianghang 2012-11-8 下午12:03:11
* @version 1.0.0
*/
@@ -97,9 +98,12 @@ public class CanalController {
port = Integer.valueOf(getProperty(properties, CanalConstants.CANAL_PORT));
embededCanalServer = CanalServerWithEmbedded.instance();
embededCanalServer.setCanalInstanceGenerator(instanceGenerator);// 设置自定义的instanceGenerator
canalServer = CanalServerWithNetty.instance();
canalServer.setIp(ip);
canalServer.setPort(port);
String canalWithoutNetty = getProperty(properties, CanalConstants.CANAL_WITHOUT_NETTY);
if (canalWithoutNetty == null || "false".equals(canalWithoutNetty)) {
canalServer = CanalServerWithNetty.instance();
canalServer.setIp(ip);
canalServer.setPort(port);
}
// 处理下ip为空，默认使用hostIp暴露到zk中
if (StringUtils.isEmpty(ip)) {
@@ -300,7 +304,7 @@ public class CanalController {
return instanceGenerator.generate(destination);
} else if (config.getMode().isSpring()) {
SpringCanalInstanceGenerator instanceGenerator = new SpringCanalInstanceGenerator();
synchronized (this) {
synchronized (CanalEventParser.class) {
try {
// 设置当前正在加载的通道，加载spring查找文件时会用到该变量
System.setProperty(CanalConstants.CANAL_DESTINATION_PROPERTY, destination);
@@ -376,7 +380,18 @@ public class CanalController {
}
private String getProperty(Properties properties, String key) {
return StringUtils.trim(properties.getProperty(StringUtils.trim(key)));
key = StringUtils.trim(key);
String value = System.getProperty(key);
if (value == null) {
value = System.getenv(key);
}
if (value == null) {
value = properties.getProperty(key);
}
return StringUtils.trim(value);
}
public void start() throws Throwable {
@@ -431,11 +446,15 @@ public class CanalController {
}
// 启动网络接口
canalServer.start();
if (canalServer != null) {
canalServer.start();
}
}
public void stop() throws Throwable {
canalServer.stop();
if (canalServer != null) {
canalServer.stop();
}
if (autoScan) {
for (InstanceConfigMonitor monitor : instanceConfigMonitors.values()) {
@@ -454,7 +473,7 @@ public class CanalController {
// 释放canal的工作节点
releaseCid(ZookeeperPathUtils.getCanalClusterNode(ip + ":" + port));
logger.info("## stop the canal server[{}:{}]", ip, port);
if (zkclientx != null) {
zkclientx.close();
}
deployer/src/main/java/com/alibaba/otter/canal/deployer/CanalLauncher.java
+1
View File
@@ -59,6 +59,7 @@ public class CanalLauncher {
private static void setGlobalUncaughtExceptionHandler() {
Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread t, Throwable e) {
logger.error("UnCaughtException", e);
deployer/src/main/resources/canal.properties
+17 -1
View File
@@ -3,10 +3,11 @@
#################################################
canal.id= 1
canal.ip=
canal.port= 11111
canal.port=11111
canal.zkServers=
# flush data to zk
canal.zookeeper.flush.period = 1000
canal.withoutNetty = false
# flush meta cursor/parse position to file
canal.file.data.dir = ${canal.conf.dir}
canal.file.flush.period = 1000
@@ -42,6 +43,7 @@ canal.instance.filter.query.dml = false
canal.instance.filter.query.ddl = false
canal.instance.filter.table.error = false
canal.instance.filter.rows = false
canal.instance.filter.transaction.entry = false
# binlog format/image check
canal.instance.binlog.format = ROW,STATEMENT,MIXED
@@ -50,6 +52,20 @@ canal.instance.binlog.image = FULL,MINIMAL,NOBLOB
# binlog ddl isolation
canal.instance.get.ddl.isolation = false
# parallel parser config
canal.instance.parser.parallel = true
## concurrent thread number, default 60% available processors, suggest not to exceed Runtime.getRuntime().availableProcessors()
#canal.instance.parser.parallelThreadSize = 16
## disruptor ringbuffer size, must be power of 2
canal.instance.parser.parallelBufferSize = 256
# table meta tsdb info
canal.instance.tsdb.enable=true
canal.instance.tsdb.dir=${canal.file.data.dir:../conf}/${canal.instance.destination:}
canal.instance.tsdb.url=jdbc:h2:${canal.instance.tsdb.dir}/h2;CACHE_SIZE=1000;MODE=MYSQL;
canal.instance.tsdb.dbUsername=canal
canal.instance.tsdb.dbPassword=canal
#################################################
######### destinations #############
#################################################
deployer/src/main/resources/example/instance.properties
+9 -10
View File
@@ -1,11 +1,12 @@
#################################################
## mysql serverId
canal.instance.mysql.slaveId=0
## mysql serverId , v1.0.26+ will autoGen
# canal.instance.mysql.slaveId=0
# enable gtid use true/false
canal.instance.gtidon=false
# position info
canal.instance.master.address=127.0.0.1:3306
# enable gtid use true/false
canal.instance.gtidon=false
canal.instance.master.journal.name=
canal.instance.master.position=
canal.instance.master.timestamp=
@@ -13,23 +14,21 @@ canal.instance.master.gtid=
# table meta tsdb info
canal.instance.tsdb.enable=true
canal.instance.tsdb.dir=${canal.file.data.dir:../conf}/${canal.instance.destination:}
canal.instance.tsdb.url=jdbc:h2:${canal.instance.tsdb.dir}/h2;CACHE_SIZE=1000;MODE=MYSQL;
#canal.instance.tsdb.url=jdbc:mysql://127.0.0.1:3306/canal_tsdb
canal.instance.tsdb.dbUsername=canal
canal.instance.tsdb.dbPassword=canal
#canal.instance.tsdb.dbUsername=canal
#canal.instance.tsdb.dbPassword=canal
#canal.instance.standby.address =
#canal.instance.standby.journal.name =
#canal.instance.standby.position =
#canal.instance.standby.timestamp =
#canal.instance.standby.gtid=
# username/password
canal.instance.dbUsername=canal
canal.instance.dbPassword=canal
canal.instance.defaultDatabaseName=test
canal.instance.connectionCharset=UTF-8
# table regex
canal.instance.filter.regex=.*\\..*
# table black regex
deployer/src/main/resources/logback.xml
+5 -1
View File
@@ -70,9 +70,13 @@
<appender-ref ref="CANAL-ROOT" />
</logger>
<logger name="com.alibaba.otter.canal.meta.FileMixedMetaManager" additivity="false">
<level value="INFO" />
<level value="INFO" />
<appender-ref ref="CANAL-META" />
</logger>
<logger name="com.alibaba.otter.canal.kafka" additivity="false">
<level value="INFO" />
<appender-ref ref="CANAL-ROOT" />
</logger>
<root level="WARN">
<appender-ref ref="STDOUT"/>
deployer/src/main/resources/spring/default-instance.xml
+9 -3
View File
@@ -81,6 +81,7 @@
<bean id="eventSink" class="com.alibaba.otter.canal.sink.entry.EntryEventSink">
<property name="eventStore" ref="eventStore" />
<property name="filterTransactionEntry" value="${canal.instance.filter.transaction.entry:false}"/>
</bean>
<bean id="eventParser" class="com.alibaba.otter.canal.parse.inbound.mysql.MysqlEventParser">
@@ -148,7 +149,7 @@
<property name="address" value="${canal.instance.master.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
<property name="standbyInfo">
@@ -156,7 +157,7 @@
<property name="address" value="${canal.instance.standby.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -191,6 +192,11 @@
<property name="tsdbSpringXml" value="${canal.instance.tsdb.spring.xml:}"/>
<!--是否启用GTID模式-->
<property name="isGTIDMode" value="${canal.instance.gtidon}"/>
<property name="isGTIDMode" value="${canal.instance.gtidon:false}"/>
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
</beans>
deployer/src/main/resources/spring/file-instance.xml
+9 -3
View File
@@ -67,6 +67,7 @@
<bean id="eventSink" class="com.alibaba.otter.canal.sink.entry.EntryEventSink">
<property name="eventStore" ref="eventStore" />
<property name="filterTransactionEntry" value="${canal.instance.filter.transaction.entry:false}"/>
</bean>
<bean id="eventParser" class="com.alibaba.otter.canal.parse.inbound.mysql.MysqlEventParser">
@@ -133,7 +134,7 @@
<property name="address" value="${canal.instance.master.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
<property name="standbyInfo">
@@ -141,7 +142,7 @@
<property name="address" value="${canal.instance.standby.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -176,6 +177,11 @@
<property name="tsdbSpringXml" value="${canal.instance.tsdb.spring.xml:}"/>
<!--是否启用GTID模式-->
<property name="isGTIDMode" value="${canal.instance.gtidon}"/>
<property name="isGTIDMode" value="${canal.instance.gtidon:false}"/>
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
</beans>
deployer/src/main/resources/spring/group-instance.xml
+15 -4
View File
@@ -64,6 +64,7 @@
<bean id="eventSink" class="com.alibaba.otter.canal.sink.entry.EntryEventSink">
<property name="eventStore" ref="eventStore" />
<property name="filterTransactionEntry" value="${canal.instance.filter.transaction.entry:false}"/>
</bean>
<bean id="eventParser" class="com.alibaba.otter.canal.parse.inbound.group.GroupEventParser">
@@ -130,7 +131,7 @@
<property name="address" value="${canal.instance.master1.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
<property name="standbyInfo">
@@ -138,7 +139,7 @@
<property name="address" value="${canal.instance.standby1.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -166,6 +167,11 @@
<property name="filterTableError" value="${canal.instance.filter.table.error:false}" />
<property name="supportBinlogFormats" value="${canal.instance.binlog.format}" />
<property name="supportBinlogImages" value="${canal.instance.binlog.image}" />
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
<bean id="eventParser2" class="com.alibaba.otter.canal.parse.inbound.mysql.MysqlEventParser">
@@ -223,7 +229,7 @@
<property name="address" value="${canal.instance.master2.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
<property name="standbyInfo">
@@ -231,7 +237,7 @@
<property name="address" value="${canal.instance.standby2.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -260,5 +266,10 @@
<property name="filterTableError" value="${canal.instance.filter.table.error:false}" />
<property name="supportBinlogFormats" value="${canal.instance.binlog.format}" />
<property name="supportBinlogImages" value="${canal.instance.binlog.image}" />
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
</beans>
deployer/src/main/resources/spring/local-instance.xml
+7 -1
View File
@@ -67,6 +67,7 @@
<bean id="eventSink" class="com.alibaba.otter.canal.sink.entry.EntryEventSink">
<property name="eventStore" ref="eventStore" />
<property name="filterTransactionEntry" value="${canal.instance.filter.transaction.entry:false}"/>
</bean>
<bean id="eventParser" class="com.alibaba.otter.canal.parse.inbound.mysql.rds.RdsLocalBinlogEventParser">
@@ -113,7 +114,7 @@
<property name="address" value="${canal.instance.master.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -137,5 +138,10 @@
<!--表结构相关-->
<property name="enableTsdb" value="${canal.instance.tsdb.enable:true}"/>
<property name="tsdbSpringXml" value="${canal.instance.tsdb.spring.xml:}"/>
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
</beans>
deployer/src/main/resources/spring/memory-instance.xml
+9 -3
View File
@@ -64,6 +64,7 @@
<bean id="eventSink" class="com.alibaba.otter.canal.sink.entry.EntryEventSink">
<property name="eventStore" ref="eventStore" />
<property name="filterTransactionEntry" value="${canal.instance.filter.transaction.entry:false}"/>
</bean>
<bean id="eventParser" class="com.alibaba.otter.canal.parse.inbound.mysql.MysqlEventParser">
@@ -121,7 +122,7 @@
<property name="address" value="${canal.instance.master.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
<property name="standbyInfo">
@@ -129,7 +130,7 @@
<property name="address" value="${canal.instance.standby.address}" />
<property name="username" value="${canal.instance.dbUsername:retl}" />
<property name="password" value="${canal.instance.dbPassword:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:retl}" />
<property name="defaultDatabaseName" value="${canal.instance.defaultDatabaseName:test}" />
</bean>
</property>
@@ -164,6 +165,11 @@
<property name="tsdbSpringXml" value="${canal.instance.tsdb.spring.xml:}"/>
<!--是否启用GTID模式-->
<property name="isGTIDMode" value="${canal.instance.gtidon}"/>
<property name="isGTIDMode" value="${canal.instance.gtidon:false}"/>
<!-- parallel parser -->
<property name="parallel" value="${canal.instance.parser.parallel:true}" />
<property name="parallelThreadSize" value="${canal.instance.parser.parallelThreadSize}" />
<property name="parallelBufferSize" value="${canal.instance.parser.parallelBufferSize:256}" />
</bean>
</beans>
deployer/src/main/resources/spring/tsdb/h2-tsdb.xml
+2 -2
View File
@@ -31,8 +31,8 @@
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
<property name="driverClassName" value="org.h2.Driver" />
<property name="url" value="${canal.instance.tsdb.url:}" />
<property name="username" value="${canal.instance.tsdb.dbUsername:canal}" />
<property name="password" value="${canal.instance.tsdb.dbPassword:canal}" />
<property name="username" value="${canal.instance.tsdb.dbUsername:}" />
<property name="password" value="${canal.instance.tsdb.dbPassword:}" />
<property name="maxActive" value="30" />
<property name="initialSize" value="0" />
<property name="minIdle" value="1" />
deployer/src/main/resources/spring/tsdb/mysql-tsdb.xml
+2 -2
View File
@@ -31,8 +31,8 @@
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="${canal.instance.tsdb.url:}" />
<property name="username" value="${canal.instance.tsdb.dbUsername:canal}" />
<property name="password" value="${canal.instance.tsdb.dbPassword:canal}" />
<property name="username" value="${canal.instance.tsdb.dbUsername:}" />
<property name="password" value="${canal.instance.tsdb.dbPassword:}" />
<property name="maxActive" value="30" />
<property name="initialSize" value="0" />
<property name="minIdle" value="1" />
docker/Dockerfile
+67
View File
@@ -0,0 +1,67 @@
FROM centos:centos6.7
MAINTAINER agapple (jianghang115@gmail.com)
# install system
RUN \
/bin/cp -f /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
echo 'root:Hello1234' | chpasswd && \
groupadd -r admin && useradd -g admin admin && \
yum install -y man && \
yum install -y dstat && \
yum install -y unzip && \
yum install -y nc && \
yum install -y openssh-server && \
yum install -y tar && \
yum install -y which && \
yum install -y wget && \
yum install -y perl && \
yum install -y file && \
ssh-keygen -q -N "" -t dsa -f /etc/ssh/ssh_host_dsa_key && \
ssh-keygen -q -N "" -t rsa -f /etc/ssh/ssh_host_rsa_key && \
sed -ri 's/session required pam_loginuid.so/#session required pam_loginuid.so/g' /etc/pam.d/sshd && \
sed -i -e 's/^#Port 22$/Port 2222/' /etc/ssh/sshd_config && \
mkdir -p /root/.ssh && chown root.root /root && chmod 700 /root/.ssh && \
yum install -y cronie && \
sed -i '/session required pam_loginuid.so/d' /etc/pam.d/crond && \
yum clean all && \
true
# install canal
COPY image/ /tmp/docker/
COPY canal.deployer-*.tar.gz /home/admin/
COPY jdk-8-linux-x64.rpm /tmp/
RUN \
cp -R /tmp/docker/alidata /alidata && \
chmod +x /alidata/bin/* && \
mkdir -p /home/admin && \
cp -R /tmp/docker/admin/* /home/admin/ && \
/bin/cp -f alidata/bin/lark-wait /usr/bin/lark-wait && \
touch /var/lib/rpm/* && \
yum -y install /tmp/jdk-8-linux-x64.rpm && \
/bin/rm -f /tmp/jdk-8-linux-x64.rpm && \
echo "export JAVA_HOME=/usr/java/latest" >> /etc/profile && \
echo "export PATH=\$JAVA_HOME/bin:\$PATH" >> /etc/profile && \
/bin/mv /home/admin/bin/clean_log /etc/cron.d && \
mkdir -p /home/admin/canal-server && \
tar -xzvf /home/admin/canal.deployer-*.tar.gz -C /home/admin/canal-server && \
/bin/rm -f /home/admin/canal.deployer-*.tar.gz && \
mkdir -p home/admin/canal-server/logs && \
chmod +x /home/admin/*.sh && \
chmod +x /home/admin/bin/*.sh && \
chown admin: -R /home/admin && \
yum clean all && \
true
# 2222 sys , 8080 web , 8000 debug , 11111 canal
EXPOSE 2222 11111 8000 8080
WORKDIR /home/admin
ENTRYPOINT [ "/alidata/bin/main.sh" ]
CMD [ "/home/admin/app.sh" ]
docker/build.sh
+30
View File
@@ -0,0 +1,30 @@
#!/bin/bash
current_path=`pwd`
case "`uname`" in
Darwin)
bin_abs_path=`cd $(dirname $0); pwd`
;;
Linux)
bin_abs_path=$(readlink -f $(dirname $0))
;;
*)
bin_abs_path=`cd $(dirname $0); pwd`
;;
esac
BASE=${bin_abs_path}
if [ ! -f $BASE/jdk*.rpm ] ; then
DOWNLOAD_LINK="http://download.oracle.com/otn-pub/java/jdk/8u181-b13/96a7b8442fe848ef90c96a2fad6ed6d1/jdk-8u181-linux-x64.tar.gz"
wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=xxx; oraclelicense=accept-securebackup-cookie" "$DOWNLOAD_LINK" -O $BASE/jdk-8-linux-x64.rpm
fi
cd $BASE/../ && mvn clean package -Dmaven.test.skip -Denv=release && cd $current_path ;
if [ "$1" == "kafka" ] ; then
cp $BASE/../target/canal-kafka-*.tar.gz $BASE/
docker build --no-cache -t canal/canal-server $BASE/
else
cp $BASE/../target/canal.deployer-*.tar.gz $BASE/
docker build --no-cache -t canal/canal-server $BASE/
fi
docker/image/admin/app.sh
Executable
+117
View File
@@ -0,0 +1,117 @@
#!/bin/bash
set -e
source /etc/profile
export JAVA_HOME=/usr/java/latest
export PATH=$JAVA_HOME/bin:$PATH
touch /tmp/start.log
chown admin: /tmp/start.log
chown -R admin: /home/admin/canal-server
host=`hostname -i`
# waitterm
# wait TERM/INT signal.
# see: http://veithen.github.io/2014/11/16/sigterm-propagation.html
waitterm() {
local PID
# any process to block
tail -f /dev/null &
PID="$!"
# setup trap, could do nothing, or just kill the blocker
trap "kill -TERM ${PID}" TERM INT
# wait for signal, ignore wait exit code
wait "${PID}" || true
# clear trap
trap - TERM INT
# wait blocker, ignore blocker exit code
wait "${PID}" 2>/dev/null || true
}
# waittermpid "${PIDFILE}".
# monitor process by pidfile && wait TERM/INT signal.
# if the process disappeared, return 1, means exit with ERROR.
# if TERM or INT signal received, return 0, means OK to exit.
waittermpid() {
local PIDFILE PID do_run error
PIDFILE="${1?}"
do_run=true
error=0
trap "do_run=false" TERM INT
while "${do_run}" ; do
PID="$(cat "${PIDFILE}")"
if ! ps -p "${PID}" >/dev/null 2>&1 ; then
do_run=false
error=1
else
sleep 1
fi
done
trap - TERM INT
return "${error}"
}
function checkStart() {
local name=$1
local cmd=$2
local timeout=$3
cost=5
while [ $timeout -gt 0 ]; do
ST=`eval $cmd`
if [ "$ST" == "0" ]; then
sleep 1
let timeout=timeout-1
let cost=cost+1
elif [ "$ST" == "" ]; then
sleep 1
let timeout=timeout-1
let cost=cost+1
else
break
fi
done
echo "start $name successful"
}
function start_canal() {
echo "start canal ..."
serverPort=`perl -le 'print $ENV{"canal.port"}'`
if [ -z "$serverPort" ] ; then
serverPort=11111
fi
destination=`perl -le 'print $ENV{"canal.destinations"}'`
if [[ "$destination" =~ ',' ]]; then
echo "multi destination:$destination is not support"
exit 1;
else
mv /home/admin/canal-server/conf/example /home/admin/canal-server/conf/$destination
fi
su admin -c 'cd /home/admin/canal-server/bin/ && sh restart.sh 1>>/tmp/start.log 2>&1'
sleep 5
#check start
checkStart "canal" "nc 127.0.0.1 $serverPort -w 1 -z | wc -l" 30
}
function stop_canal() {
echo "stop canal"
su admin -c 'cd /home/admin/canal-server/bin/ && sh stop.sh 1>>/tmp/start.log 2>&1'
echo "stop canal successful ..."
}
echo "==> START ..."
start_canal
echo "==> START SUCCESSFUL ..."
tail -f /dev/null &
# wait TERM signal
waitterm
echo "==> STOP"
stop_canal
echo "==> STOP SUCCESSFUL ..."
docker/image/admin/bin/clean_log
+2
View File
@@ -0,0 +1,2 @@
# cron clean log once per minute
*/2 * * * * admin /home/admin/bin/clean_log.sh >>/tmp/clean_log.log 2>&1
docker/image/admin/bin/clean_log.sh
Executable
+45
View File
@@ -0,0 +1,45 @@
#!/bin/bash
# Global Settings
PATH="$HOME/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin:/root/bin"
export PATH
CUTOFF="85"
#获取磁盘使用率最高的分区
USAGE=$(df -h|awk 'NR>1 {gsub(/%$/,"",$5);print $5 }'|sort -nr|head -1)
before=$USAGE
baseClean(){
#删除tmp目录15天前的文件。
#更新文档时间戳
if [ -d /tmp/hsperfdata_admin ]
then
touch /tmp/hsperfdata_admin
touch /tmp/hsperfdata_admin/*
fi
find /tmp/ -type f -mtime +15 | xargs -t rm -rf >/dev/null 2>&1
now=$(df -h|awk 'NR>1 {gsub(/%$/,"",$5);print $5 }'|sort -nr|head -1)
echo "before:$before; now:$now"
}
CANAL_DIR="/home/admin/canal-server/logs"
if [[ -d $CANAL_DIR ]]; then
USAGE=$(df -h|awk 'NR>1 {gsub(/%$/,"",$5);print $5 }'|sort -nr|head -1)
if [[ $USAGE -ge 90 ]]; then
find $CANAL_DIR -type f -mtime +7 | xargs rm -rf {}
fi
USAGE=$(df -h|awk 'NR>1 {gsub(/%$/,"",$5);print $5 }'|sort -nr|head -1)
if [[ $USAGE -ge 80 ]]; then
find $CANAL_DIR -type f -mtime +3 | xargs rm -rf {}
fi
USAGE=$(df -h|awk 'NR>1 {gsub(/%$/,"",$5);print $5 }'|sort -nr|head -1)
if [[ $USAGE -ge 80 ]]; then
find $CANAL_DIR -type d -empty -mtime +3 | grep -v canal | xargs rm -rf {}
find $CANAL_DIR -type f -iname '*.tmp' | xargs rm -rf {}
fi
baseClean
exit 0
fi
docker/image/admin/health.sh
Executable
+13
View File
@@ -0,0 +1,13 @@
#!/bin/sh
CHECK_URL="http://127.0.0.1:8080/metrics"
CHECK_POINT="success"
CHECK_COUNT=`curl -s --connect-timeout 7 --max-time 7 $CHECK_URL | grep -c $CHECK_POINT`
if [ $CHECK_COUNT -eq 0 ]; then
echo "[FAILED]"
status=0
error=1
else
echo "[ OK ]"
status=1
error=0
fi
docker/image/alidata/bin/exec_rc_local.sh
Executable
+11
View File
@@ -0,0 +1,11 @@
#!/bin/bash
if [ "${SKIP_EXEC_RC_LOCAL}" = "YES" ] ; then
echo "skip /etc/rc.local: SKIP_EXEC_RC_LOCAL=${SKIP_EXEC_RC_LOCAL}"
exit
fi
if [ "${DOCKER_DEPLOY_TYPE}" = "HOST" ] ; then
echo "skip /etc/rc.local: DOCKER_DEPLOY_TYPE=${DOCKER_DEPLOY_TYPE}"
exit
fi
docker/image/alidata/bin/lark-wait
Executable
+6
View File
@@ -0,0 +1,6 @@
#!/bin/bash
set -e
chown admin: -R /home/admin/
source /alidata/lib/proc.sh
waitterm
docker/image/alidata/bin/main.sh
Executable
+27
View File
@@ -0,0 +1,27 @@
#!/bin/bash
[ -n "${DOCKER_DEPLOY_TYPE}" ] || DOCKER_DEPLOY_TYPE="VM"
echo "DOCKER_DEPLOY_TYPE=${DOCKER_DEPLOY_TYPE}"
# run init scripts
for e in $(ls /alidata/init/*) ; do
[ -x "${e}" ] || continue
echo "==> INIT $e"
$e
echo "==> EXIT CODE: $?"
done
echo "==> INIT DEFAULT"
service sshd start
service crond start
#echo "check hostname -i: `hostname -i`"
#hti_num=`hostname -i|awk '{print NF}'`
#if [ $hti_num -gt 1 ];then
# echo "hostname -i result error:`hostname -i`"
# exit 120
#fi
echo "==> INIT DONE"
echo "==> RUN ${*}"
exec "${@}"
docker/image/alidata/init/02init-sshd.sh
Executable
+19
View File
@@ -0,0 +1,19 @@
#!/bin/bash
# set port
if [ -z "${SSHD_PORT}" ] ; then
SSHD_PORT=22
[ "${DOCKER_DEPLOY_TYPE}" = "HOST" ] && SSHD_PORT=2222
fi
sed -r -i '/^OPTIONS=/ d' /etc/sysconfig/sshd
echo 'OPTIONS="-p '"${SSHD_PORT}"'"' >> /etc/sysconfig/sshd
# set admin ssh pulic key
if [ "${USE_ADMIN_PASSAGE}" = "YES" ] ; then
echo "set admin passage"
mkdir -p /home/admin/.ssh
chown admin:admin /home/admin/.ssh
chown admin:admin /home/admin/.ssh/authorized_keys
chmod 644 /home/admin/.ssh/authorized_keys
fi
docker/image/alidata/init/fix-hosts.py
Executable
+66
View File
@@ -0,0 +1,66 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
#****************************************************************#
# Create Date: 2017-01-06 17:58
#***************************************************************#
import socket
import shutil
from time import gmtime, strftime
# get host_name
host_name = socket.gethostname()
tmp_file = "/tmp/.lark-fix-host.hosts"
host_file = "/etc/hosts"
bak_file_name = "/tmp/hosts-fix-bak.%s" % ( strftime("%Y-%m-%d_%H-%M-%S", gmtime()) )
# load /etc/hosts file context
FH = open(host_file,"r")
file_lines = [ i.rstrip() for i in FH.readlines()]
FH.close()
file_lines_reverse = file_lines[::-1]
new_lines = []
bad_lines = []
last_match_line = ""
for line in file_lines_reverse:
if line.find(host_name) < 0: # 不匹配的行直接跳过
new_lines.append(line + "\n")
continue
cols = line.split()
new_cols = []
if cols[0].startswith("#"): # 跳过已经注释掉的行
new_lines.append(line + "\n")
continue
for col in cols:
if not col == host_name: # 跳过不匹配的列
new_cols.append(col)
continue
if cols[0] == "127.0.0.1": # 如果第一列是 127.0.0.1 就跳过匹配的列, 防止 hostname -i 返回 127.0.0.1
continue
# 如果已经发现过匹配的列, 就丢掉重复的列
if not len(last_match_line) == 0:
continue
new_cols.append(col)
last_match_line = line
# 跳过 xx.xx.xx.xx hostname 这样的重复列
if len(new_cols) == 1:
continue
new_l = "%s\n" % " ".join(new_cols)
new_lines.append(new_l)
# save tmp hosts
FH2=file(tmp_file,"w+")
FH2.writelines( new_lines[::-1])
FH2.close()
# mv to /etc/hosts
shutil.copy(host_file, bak_file_name)
shutil.move(tmp_file, host_file)
docker/image/alidata/lib/proc.sh
+40
View File
@@ -0,0 +1,40 @@
# waitterm
# wait TERM/INT signal.
# see: http://veithen.github.io/2014/11/16/sigterm-propagation.html
waitterm() {
local PID
# any process to block
tail -f /dev/null &
PID="$!"
# setup trap, could do nothing, or just kill the blocker
trap "kill -TERM ${PID}" TERM INT
# wait for signal, ignore wait exit code
wait "${PID}" || true
# clear trap
trap - TERM INT
# wait blocker, ignore blocker exit code
wait "${PID}" 2>/dev/null || true
}
# waittermpid "${PIDFILE}".
# monitor process by pidfile && wait TERM/INT signal.
# if the process disappeared, return 1, means exit with ERROR.
# if TERM or INT signal received, return 0, means OK to exit.
waittermpid() {
local PIDFILE PID do_run error
PIDFILE="${1?}"
do_run=true
error=0
trap "do_run=false" TERM INT
while "${do_run}" ; do
PID="$(cat "${PIDFILE}")"
if ! ps -p "${PID}" >/dev/null 2>&1 ; then
do_run=false
error=1
else
sleep 1
fi
done
trap - TERM INT
return "${error}"
}
docker/run.sh
+92
View File
@@ -0,0 +1,92 @@
#!/bin/bash
function usage() {
echo "Usage:"
echo " run.sh [CONFIG]"
echo "example:"
echo " run.sh -e canal.instance.master.address=127.0.0.1:3306 \\"
echo " -e canal.instance.dbUsername=canal \\"
echo " -e canal.instance.dbPassword=canal \\"
echo " -e canal.instance.connectionCharset=UTF-8 \\"
echo " -e canal.instance.tsdb.enable=true \\"
echo " -e canal.instance.gtidon=false \\"
echo " -e canal.instance.filter.regex=.*\\..* "
exit
}
function check_port() {
local port=$1
local TL=$(which telnet)
if [ -f $TL ]; then
data=`echo quit | telnet 127.0.0.1 $port| grep -ic connected`
echo $data
return
fi
local NC=$(which nc)
if [ -f $NC ]; then
data=`nc -z -w 1 127.0.0.1 $port | grep -ic succeeded`
echo $data
return
fi
echo "0"
return
}
function getMyIp() {
case "`uname`" in
Darwin)
myip=`echo "show State:/Network/Global/IPv4" | scutil | grep PrimaryInterface | awk '{print $3}' | xargs ifconfig | grep inet | grep -v inet6 | awk '{print $2}'`
;;
*)
myip=`ip route get 1 | awk '{print $NF;exit}'`
;;
esac
echo $myip
}
NET_MODE=""
case "`uname`" in
Darwin)
bin_abs_path=`cd $(dirname $0); pwd`
;;
Linux)
bin_abs_path=$(readlink -f $(dirname $0))
NET_MODE="--net=host"
;;
*)
NET_MODE="--net=host"
bin_abs_path=`cd $(dirname $0); pwd`
;;
esac
BASE=${bin_abs_path}
if [ $# -eq 0 ]; then
usage
elif [ "$1" == "-h" ] ; then
usage
elif [ "$1" == "help" ] ; then
usage
fi
DATA="$BASE/data"
mkdir -p $DATA
CONFIG=${@:1}
#VOLUMNS="-v $DATA:/home/admin/canal-server/logs"
PORTLIST="8000 8080 2222 11111"
PORTS=""
for PORT in $PORTLIST ; do
#exist=`check_port $PORT`
exist="0"
if [ "$exist" == "0" ]; then
PORTS="$PORTS -p $PORT:$PORT"
else
echo "port $PORT is used , pls check"
exit 1
fi
done
MEMORY="-m 4096m"
LOCALHOST=`getMyIp`
cmd="docker run -it -h $LOCALHOST $CONFIG --name=canal-server $VOLUMNS $NET_MODE $PORTS $MEMORY canal/canal-server"
echo $cmd
eval $cmd
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/MysqlConnector.java
+2 -2
View File
@@ -32,7 +32,7 @@ public class MysqlConnector {
private String password;
private byte charsetNumber = 33;
private String defaultSchema = "retl";
private String defaultSchema = "test";
private int soTimeout = 30 * 1000;
private int connTimeout = 5 * 1000;
private int receiveBufferSize = 16 * 1024;
@@ -53,7 +53,7 @@ public class MysqlConnector {
String addr = address.getHostString();
int port = address.getPort();
this.address = new InetSocketAddress(addr, port);
this.username = username;
this.password = password;
}
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/packets/GTIDSet.java
+2 -2
View File
@@ -3,8 +3,7 @@ package com.alibaba.otter.canal.parse.driver.mysql.packets;
import java.io.IOException;
/**
* Created by hiwjd on 2018/4/23.
* hiwjd0@gmail.com
* Created by hiwjd on 2018/4/23. hiwjd0@gmail.com
*/
public interface GTIDSet {
@@ -17,6 +16,7 @@ public interface GTIDSet {
/**
* 更新当前实例
*
* @param str
* @throws Exception
*/
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/packets/MysqlGTIDSet.java
+25 -60
View File
@@ -1,14 +1,14 @@
package com.alibaba.otter.canal.parse.driver.mysql.packets;
import com.alibaba.otter.canal.parse.driver.mysql.utils.ByteHelper;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.*;
import java.util.HashMap;
import java.util.Map;
import com.alibaba.otter.canal.parse.driver.mysql.utils.ByteHelper;
/**
* Created by hiwjd on 2018/4/23.
* hiwjd0@gmail.com
* Created by hiwjd on 2018/4/23. hiwjd0@gmail.com
*/
public class MysqlGTIDSet implements GTIDSet {
@@ -56,61 +56,26 @@ public class MysqlGTIDSet implements GTIDSet {
}
/**
* 解析如下格式的字符串为MysqlGTIDSet:
*
* 726757ad-4455-11e8-ae04-0242ac110002:1 =>
* MysqlGTIDSet{
* sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:1, stop:2}]
* }
* }
* }
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3 =>
* MysqlGTIDSet{
* sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:1, stop:4}]
* }
* }
* }
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:4 =>
* MysqlGTIDSet{
* sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:1, stop:5}]
* }
* }
* }
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9 =>
* MysqlGTIDSet{
* sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:1, stop:4}, {start:7, stop: 10}]
* }
* }
* }
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3,726757ad-4455-11e8-ae04-0242ac110003:4 =>
* MysqlGTIDSet{
* sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:1, stop:4}]
* },
* 726757ad-4455-11e8-ae04-0242ac110003: UUIDSet{
* SID: 726757ad-4455-11e8-ae04-0242ac110002,
* intervals: [{start:4, stop:5}]
* }
* }
* }
* 解析如下格式的字符串为MysqlGTIDSet: 726757ad-4455-11e8-ae04-0242ac110002:1 =>
* MysqlGTIDSet{ sets: { 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:2}] } }
* } 726757ad-4455-11e8-ae04-0242ac110002:1-3 => MysqlGTIDSet{ sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4}] } }
* } 726757ad-4455-11e8-ae04-0242ac110002:1-3:4 => MysqlGTIDSet{ sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:5}] } }
* } 726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9 => MysqlGTIDSet{ sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4},
* {start:7, stop: 10}] } } }
* 726757ad-4455-11e8-ae04-0242ac110002:1-3,726757
* ad-4455-11e8-ae04-0242ac110003:4 => MysqlGTIDSet{ sets: {
* 726757ad-4455-11e8-ae04-0242ac110002: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4}] },
* 726757ad-4455-11e8-ae04-0242ac110003: UUIDSet{ SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:4, stop:5}] } }
* }
*
* @param gtidData
* @return
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/packets/UUIDSet.java
+22 -30
View File
@@ -1,7 +1,5 @@
package com.alibaba.otter.canal.parse.driver.mysql.packets;
import com.alibaba.otter.canal.parse.driver.mysql.utils.ByteHelper;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.ByteBuffer;
@@ -10,13 +8,14 @@ import java.util.Collections;
import java.util.List;
import java.util.UUID;
import com.alibaba.otter.canal.parse.driver.mysql.utils.ByteHelper;
/**
* Created by hiwjd on 2018/4/23.
* hiwjd0@gmail.com
* Created by hiwjd on 2018/4/23. hiwjd0@gmail.com
*/
public class UUIDSet {
public UUID SID;
public UUID SID;
public List<Interval> intervals;
public byte[] encode() throws IOException {
@@ -54,6 +53,7 @@ public class UUIDSet {
}
public static class Interval implements Comparable<Interval> {
public long start;
public long stop;
@@ -85,19 +85,15 @@ public class UUIDSet {
}
/**
* 解析如下格式字符串为UUIDSet:
*
* 726757ad-4455-11e8-ae04-0242ac110002:1 =>
* UUIDSet{SID: 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:2}]}
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3 =>
* UUIDSet{SID: 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4}]}
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:4
* UUIDSet{SID: 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:5}]}
*
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9
* UUIDSet{SID: 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4}, {start:7, stop:10}]}
* 解析如下格式字符串为UUIDSet: 726757ad-4455-11e8-ae04-0242ac110002:1 => UUIDSet{SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:2}]}
* 726757ad-4455-11e8-ae04-0242ac110002:1-3 => UUIDSet{SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4}]}
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:4 UUIDSet{SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:5}]}
* 726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9 UUIDSet{SID:
* 726757ad-4455-11e8-ae04-0242ac110002, intervals: [{start:1, stop:4},
* {start:7, stop:10}]}
*
* @param str
* @return
@@ -110,7 +106,7 @@ public class UUIDSet {
}
List<Interval> intervals = new ArrayList<Interval>();
for (int i=1; i<ss.length; i++) {
for (int i = 1; i < ss.length; i++) {
intervals.add(parseInterval(ss[i]));
}
@@ -134,7 +130,7 @@ public class UUIDSet {
sb.append(":");
sb.append(interval.start);
sb.append("-");
sb.append(interval.stop-1);
sb.append(interval.stop - 1);
}
}
@@ -142,12 +138,8 @@ public class UUIDSet {
}
/**
* 解析如下格式字符串为Interval:
*
* 1 => Interval{start:1, stop:2}
* 1-3 => Interval{start:1, stop:4}
*
* 注意！字符串格式表达时[n,m]是两侧都包含的，Interval表达时[n,m)右侧开
* 解析如下格式字符串为Interval: 1 => Interval{start:1, stop:2} 1-3 =>
* Interval{start:1, stop:4} 注意！字符串格式表达时[n,m]是两侧都包含的，Interval表达时[n,m)右侧开
*
* @param str
* @return
@@ -173,8 +165,8 @@ public class UUIDSet {
}
/**
* 把{start,stop}连续的合并掉:
* [{start:1, stop:4},{start:4, stop:5}] => [{start:1, stop:5}]
* 把{start,stop}连续的合并掉: [{start:1, stop:4},{start:4, stop:5}] => [{start:1,
* stop:5}]
*
* @param intervals
* @return
@@ -183,11 +175,11 @@ public class UUIDSet {
List<Interval> combined = new ArrayList<Interval>();
Collections.sort(intervals);
int len = intervals.size();
for (int i=0; i<len; i++) {
for (int i = 0; i < len; i++) {
combined.add(intervals.get(i));
int j;
for (j=i+1; j<len; j++) {
for (j = i + 1; j < len; j++) {
if (intervals.get(i).stop >= intervals.get(j).start) {
intervals.get(i).stop = intervals.get(j).stop;
} else {
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/packets/client/BinlogDumpGTIDCommandPacket.java
+18 -20
View File
@@ -1,28 +1,26 @@
package com.alibaba.otter.canal.parse.driver.mysql.packets.client;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import com.alibaba.otter.canal.parse.driver.mysql.packets.CommandPacket;
import com.alibaba.otter.canal.parse.driver.mysql.packets.GTIDSet;
import com.alibaba.otter.canal.parse.driver.mysql.utils.ByteHelper;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* Created by hiwjd on 2018/4/24.
* hiwjd0@gmail.com
*
* Created by hiwjd on 2018/4/24. hiwjd0@gmail.com
* https://dev.mysql.com/doc/internals/en/com-binlog-dump-gtid.html
*/
public class BinlogDumpGTIDCommandPacket extends CommandPacket {
public static final int BINLOG_DUMP_NON_BLOCK = 0x01;
public static final int BINLOG_DUMP_NON_BLOCK = 0x01;
public static final int BINLOG_THROUGH_POSITION = 0x02;
public static final int BINLOG_THROUGH_GTID = 0x04;
public static final int BINLOG_THROUGH_GTID = 0x04;
public long slaveServerId;
public GTIDSet gtidSet;
public long slaveServerId;
public GTIDSet gtidSet;
public BinlogDumpGTIDCommandPacket() {
public BinlogDumpGTIDCommandPacket(){
setCommand((byte) 0x1e);
}
@@ -51,15 +49,15 @@ public class BinlogDumpGTIDCommandPacket extends CommandPacket {
// 6. [4] data-size
ByteHelper.writeUnsignedIntLittleEndian(bs.length, out);
// 7, [] data
// [8] n_sids // 文档写的是4个字节，其实是8个字节
// for n_sids {
// [16] SID
// [8] n_intervals
// for n_intervals {
// [8] start (signed)
// [8] end (signed)
// }
// }
// [8] n_sids // 文档写的是4个字节，其实是8个字节
// for n_sids {
// [16] SID
// [8] n_intervals
// for n_intervals {
// [8] start (signed)
// [8] end (signed)
// }
// }
out.write(bs);
// }
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/BioSocketChannel.java
+33 -1
View File
@@ -1,5 +1,6 @@
package com.alibaba.otter.canal.parse.driver.mysql.socket;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
@@ -24,7 +25,7 @@ public class BioSocketChannel implements SocketChannel {
BioSocketChannel(Socket socket) throws IOException{
this.socket = socket;
this.input = socket.getInputStream();
this.input = new BufferedInputStream(socket.getInputStream(), 16384);
this.output = socket.getOutputStream();
}
@@ -93,6 +94,37 @@ public class BioSocketChannel implements SocketChannel {
return data;
}
@Override
public void read(byte[] data, int off, int len, int timeout) throws IOException {
InputStream input = this.input;
int accTimeout = 0;
if (input == null) {
throw new SocketException("Socket already closed.");
}
int n = 0;
while (n < len && accTimeout < timeout) {
try {
int read = input.read(data, off + n, len - n);
if (read > -1) {
n += read;
} else {
throw new IOException("EOF encountered.");
}
} catch (SocketTimeoutException te) {
if (Thread.interrupted()) {
throw new ClosedByInterruptException();
}
accTimeout += SO_TIMEOUT;
}
}
if (n < len && accTimeout >= timeout) {
throw new SocketTimeoutException("Timeout occurred, failed to read " + len + " bytes in " + timeout
+ " milliseconds.");
}
}
public boolean isConnected() {
Socket socket = this.socket;
if (socket != null) {
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/BioSocketChannelPool.java
-2
View File
@@ -11,8 +11,6 @@ public abstract class BioSocketChannelPool {
public static BioSocketChannel open(SocketAddress address) throws Exception {
Socket socket = new Socket();
socket.setReceiveBufferSize(32 * 1024);
socket.setSendBufferSize(32 * 1024);
socket.setSoTimeout(BioSocketChannel.SO_TIMEOUT);
socket.setTcpNoDelay(true);
socket.setKeepAlive(true);
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/NettySocketChannel.java
+7
View File
@@ -11,6 +11,7 @@ import io.netty.util.internal.SystemPropertyUtil;
import java.io.IOException;
import java.net.SocketAddress;
import org.apache.commons.lang.NotImplementedException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -202,6 +203,11 @@ public class NettySocketChannel implements SocketChannel {
} while (true);
}
@Override
public void read(byte[] data, int off, int len, int timeout) throws IOException {
throw new NotImplementedException();
}
public boolean isConnected() {
return channel != null ? true : false;
}
@@ -224,4 +230,5 @@ public class NettySocketChannel implements SocketChannel {
}
}
}
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/NettySocketChannelPool.java
+3 -4
View File
@@ -29,19 +29,18 @@ import org.slf4j.LoggerFactory;
@SuppressWarnings({ "rawtypes", "deprecation" })
public abstract class NettySocketChannelPool {
private static EventLoopGroup group = new NioEventLoopGroup(); // 非阻塞IO线程组
private static Bootstrap boot = new Bootstrap(); // 主
private static EventLoopGroup group = new NioEventLoopGroup(); // 非阻塞IO线程组
private static Bootstrap boot = new Bootstrap(); // 主
private static Map<Channel, SocketChannel> chManager = new ConcurrentHashMap<Channel, SocketChannel>();
private static final Logger logger = LoggerFactory.getLogger(NettySocketChannelPool.class);
static {
boot.group(group)
.channel(NioSocketChannel.class)
.option(ChannelOption.SO_RCVBUF, 32 * 1024)
.option(ChannelOption.SO_SNDBUF, 32 * 1024)
.option(ChannelOption.TCP_NODELAY, true)
// 如果是延时敏感型应用，建议关闭Nagle算法
.option(ChannelOption.SO_KEEPALIVE, true)
.option(ChannelOption.SO_REUSEADDR, true)
.option(ChannelOption.RCVBUF_ALLOCATOR, AdaptiveRecvByteBufAllocator.DEFAULT)
.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
//
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/socket/SocketChannel.java
+2
View File
@@ -15,6 +15,8 @@ public interface SocketChannel {
public byte[] read(int readSize, int timeout) throws IOException;
public void read(byte[] data, int off, int len, int timeout) throws IOException;
public boolean isConnected();
public SocketAddress getRemoteSocketAddress();
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/utils/ByteHelper.java
+2 -2
View File
@@ -108,7 +108,7 @@ public abstract class ByteHelper {
return out.toByteArray();
}
public static void write8ByteUnsignedIntLittleEndian(long data, ByteArrayOutputStream out) {
out.write((byte) (data & 0xFF));
out.write((byte) (data >>> 8));
@@ -119,7 +119,7 @@ public abstract class ByteHelper {
out.write((byte) (data >>> 48));
out.write((byte) (data >>> 56));
}
public static void writeUnsignedIntLittleEndian(long data, ByteArrayOutputStream out) {
out.write((byte) (data & 0xFF));
out.write((byte) (data >>> 8));
driver/src/main/java/com/alibaba/otter/canal/parse/driver/mysql/utils/PacketManager.java
+4 -4
View File
@@ -14,15 +14,15 @@ public abstract class PacketManager {
}
public static HeaderPacket readHeader(SocketChannel ch, int len, int timeout) throws IOException {
HeaderPacket header = new HeaderPacket();
header.fromBytes(ch.read(len, timeout));
return header;
HeaderPacket header = new HeaderPacket();
header.fromBytes(ch.read(len, timeout));
return header;
}
public static byte[] readBytes(SocketChannel ch, int len) throws IOException {
return ch.read(len);
}
public static byte[] readBytes(SocketChannel ch, int len, int timeout) throws IOException {
return ch.read(len, timeout);
}
driver/src/test/java/com/alibaba/otter/canal/parse/driver/mysql/MysqlGTIDSetTest.java
+35 -45
View File
@@ -1,17 +1,23 @@
package com.alibaba.otter.canal.parse.driver.mysql;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.junit.Test;
import com.alibaba.otter.canal.parse.driver.mysql.packets.GTIDSet;
import com.alibaba.otter.canal.parse.driver.mysql.packets.MysqlGTIDSet;
import com.alibaba.otter.canal.parse.driver.mysql.packets.UUIDSet;
import org.junit.Test;
import static org.junit.Assert.*;
import java.io.IOException;
import java.util.*;
/**
* Created by hiwjd on 2018/4/25.
* hiwjd0@gmail.com
* Created by hiwjd on 2018/4/25. hiwjd0@gmail.com
*/
public class MysqlGTIDSetTest {
@@ -20,14 +26,12 @@ public class MysqlGTIDSetTest {
GTIDSet gtidSet = MysqlGTIDSet.parse("726757ad-4455-11e8-ae04-0242ac110002:1");
byte[] bytes = gtidSet.encode();
byte[] expected = {
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x72, 0x67, 0x57, (byte)0xad,
0x44, 0x55, 0x11, (byte)0xe8, (byte)0xae, 0x04, 0x02, 0x42, (byte)0xac, 0x11, 0x00, 0x02,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
byte[] expected = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x72, 0x67, 0x57, (byte) 0xad, 0x44, 0x55,
0x11, (byte) 0xe8, (byte) 0xae, 0x04, 0x02, 0x42, (byte) 0xac, 0x11, 0x00, 0x02, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00 };
for (int i=0; i<bytes.length; i++) {
for (int i = 0; i < bytes.length; i++) {
assertEquals(expected[i], bytes[i]);
}
}
@@ -35,31 +39,17 @@ public class MysqlGTIDSetTest {
@Test
public void testParse() {
Map<String, MysqlGTIDSet> cases = new HashMap<String, MysqlGTIDSet>(5);
cases.put(
"726757ad-4455-11e8-ae04-0242ac110002:1",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 2))
);
cases.put(
"726757ad-4455-11e8-ae04-0242ac110002:1-3",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4))
);
cases.put(
"726757ad-4455-11e8-ae04-0242ac110002:1-3:4",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 5))
);
cases.put(
"726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4, 7, 10))
);
cases.put(
"726757ad-4455-11e8-ae04-0242ac110002:1-3,726757ad-4455-11e8-ae04-0242ac110003:4",
buildForTest(
Arrays.asList(
new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4),
new Material("726757ad-4455-11e8-ae04-0242ac110003", 4, 5)
)
)
);
cases.put("726757ad-4455-11e8-ae04-0242ac110002:1",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 2)));
cases.put("726757ad-4455-11e8-ae04-0242ac110002:1-3",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4)));
cases.put("726757ad-4455-11e8-ae04-0242ac110002:1-3:4",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 5)));
cases.put("726757ad-4455-11e8-ae04-0242ac110002:1-3:7-9",
buildForTest(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4, 7, 10)));
cases.put("726757ad-4455-11e8-ae04-0242ac110002:1-3,726757ad-4455-11e8-ae04-0242ac110003:4",
buildForTest(Arrays.asList(new Material("726757ad-4455-11e8-ae04-0242ac110002", 1, 4),
new Material("726757ad-4455-11e8-ae04-0242ac110003", 4, 5))));
for (Map.Entry<String, MysqlGTIDSet> entry : cases.entrySet()) {
MysqlGTIDSet expected = entry.getValue();
@@ -71,7 +61,7 @@ public class MysqlGTIDSetTest {
private static class Material {
public Material(String uuid, long start, long stop) {
public Material(String uuid, long start, long stop){
this.uuid = uuid;
this.start = start;
this.stop = stop;
@@ -79,7 +69,7 @@ public class MysqlGTIDSetTest {
this.stop1 = 0;
}
public Material(String uuid, long start, long stop, long start1, long stop1) {
public Material(String uuid, long start, long stop, long start1, long stop1){
this.uuid = uuid;
this.start = start;
this.stop = stop;
@@ -88,10 +78,10 @@ public class MysqlGTIDSetTest {
}
public String uuid;
public long start;
public long stop;
public long start1;
public long stop1;
public long start;
public long stop;
public long start1;
public long stop1;
}
private MysqlGTIDSet buildForTest(Material material) {
driver/src/test/java/com/alibaba/otter/canal/parse/driver/mysql/UUIDSetTest.java
+5 -5
View File
@@ -1,16 +1,16 @@
package com.alibaba.otter.canal.parse.driver.mysql;
import com.alibaba.otter.canal.parse.driver.mysql.packets.UUIDSet;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import java.util.HashMap;
import java.util.Map;
import static org.junit.Assert.*;
import org.junit.Test;
import com.alibaba.otter.canal.parse.driver.mysql.packets.UUIDSet;
/**
* Created by hiwjd on 2018/4/26.
* hiwjd0@gmail.com
* Created by hiwjd on 2018/4/26. hiwjd0@gmail.com
*/
public class UUIDSetTest {
example/pom.xml
+76
View File
@@ -21,6 +21,82 @@
<artifactId>canal.protocol</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<dependency>
<groupId>org.apache.ddlutils</groupId>
<artifactId>ddlutils</artifactId>
<version>1.0</version>
<exclusions>
<exclusion>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils-core</artifactId>
</exclusion>
<exclusion>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
</exclusion>
<exclusion>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
</exclusion>
<exclusion>
<groupId>commons-pool</groupId>
<artifactId>commons-pool</artifactId>
</exclusion>
<exclusion>
<groupId>commons-logging</groupId>
<artifactId>commons-logging-api</artifactId>
</exclusion>
<exclusion>
<groupId>dom4j</groupId>
<artifactId>dom4j</artifactId>
</exclusion>
<exclusion>
<groupId>stax</groupId>
<artifactId>stax-api</artifactId>
</exclusion>
<exclusion>
<groupId>commons-collections</groupId>
<artifactId>commons-collections</artifactId>
</exclusion>
<exclusion>
<groupId>commons-digester</groupId>
<artifactId>commons-digester</artifactId>
</exclusion>
<exclusion>
<groupId>commons-betwixt</groupId>
<artifactId>commons-betwixt</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-pool2</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils</artifactId>
<version>1.8.2</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.7</version>
</dependency>
<dependency>
<groupId>commons-collections</groupId>
<artifactId>commons-collections</artifactId>
<version>3.2</version>
</dependency>
<!-- test dependency -->
<dependency>
<groupId>junit</groupId>
example/src/main/java/com/alibaba/otter/canal/example/AbstractCanalClientTest.java
+2 -9
View File
@@ -3,6 +3,7 @@ package com.alibaba.otter.canal.example;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.concurrent.TimeUnit;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.SystemUtils;
@@ -13,7 +14,6 @@ import org.springframework.util.Assert;
import org.springframework.util.CollectionUtils;
import com.alibaba.otter.canal.client.CanalConnector;
import com.alibaba.otter.canal.client.impl.ClusterCanalConnector;
import com.alibaba.otter.canal.protocol.CanalEntry.Column;
import com.alibaba.otter.canal.protocol.CanalEntry.Entry;
import com.alibaba.otter.canal.protocol.CanalEntry.EntryType;
@@ -38,7 +38,6 @@ public class AbstractCanalClientTest {
protected static final String SEP = SystemUtils.LINE_SEPARATOR;
protected static final String DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";
protected volatile boolean running = false;
private volatile boolean waiting = true;
protected Thread.UncaughtExceptionHandler handler = new Thread.UncaughtExceptionHandler() {
public void uncaughtException(Thread t, Throwable e) {
@@ -96,13 +95,8 @@ public class AbstractCanalClientTest {
if (!running) {
return;
}
connector.stopRunning();
running = false;
if (waiting) {
if (connector instanceof ClusterCanalConnector) {
((ClusterCanalConnector) connector).setRetryTimes(-1);
}
thread.interrupt();
}
if (thread != null) {
try {
thread.join();
@@ -121,7 +115,6 @@ public class AbstractCanalClientTest {
MDC.put("destination", destination);
connector.connect();
connector.subscribe();
waiting = false;
while (running) {
Message message = connector.getWithoutAck(batchSize); // 获取指定数量的数据
long batchId = message.getId();
example/src/main/java/com/alibaba/otter/canal/example/SimpleCanalClientPermanceTest.java
+68
View File
@@ -0,0 +1,68 @@
package com.alibaba.otter.canal.example;
import java.net.InetSocketAddress;
import java.util.concurrent.ArrayBlockingQueue;
import com.alibaba.otter.canal.client.CanalConnector;
import com.alibaba.otter.canal.client.CanalConnectors;
import com.alibaba.otter.canal.client.impl.SimpleCanalConnector;
import com.alibaba.otter.canal.protocol.Message;
public class SimpleCanalClientPermanceTest {
public static void main(String args[]) {
String destination = "example";
String ip = "127.0.0.1";
int batchSize = 1024;
int count = 0;
int sum = 0;
int perSum = 0;
long start = System.currentTimeMillis();
long end = 0;
final ArrayBlockingQueue<Long> queue = new ArrayBlockingQueue<Long>(100);
try {
final CanalConnector connector = CanalConnectors.newSingleConnector(new InetSocketAddress(ip, 11111),
destination,
"",
"");
Thread ackThread = new Thread(new Runnable() {
@Override
public void run() {
while (true) {
try {
long batchId = queue.take();
connector.ack(batchId);
} catch (InterruptedException e) {
}
}
}
});
ackThread.start();
((SimpleCanalConnector) connector).setLazyParseEntry(true);
connector.connect();
connector.subscribe();
while (true) {
Message message = connector.getWithoutAck(batchSize);
long batchId = message.getId();
int size = message.getRawEntries().size();
sum += size;
perSum += size;
count++;
queue.add(batchId);
if (count % 10 == 0) {
end = System.currentTimeMillis();
long tps = (perSum * 1000) / (end - start);
System.out.println(" total : " + sum + " , current : " + perSum + " , cost : " + (end - start)
+ " , tps : " + tps);
start = end;
perSum = 0;
}
}
} catch (Throwable e) {
e.printStackTrace();
}
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/AbstractDbClient.java
+144
View File
@@ -0,0 +1,144 @@
package com.alibaba.otter.canal.example.db;
import com.alibaba.otter.canal.protocol.CanalEntry;
import com.alibaba.otter.canal.protocol.Message;
import org.slf4j.MDC;
import java.util.Date;
import java.util.List;
public abstract class AbstractDbClient extends CanalConnectorClient {
public abstract void insert(CanalEntry.Header header, List<CanalEntry.Column> afterColumns);
public abstract void update(CanalEntry.Header header, List<CanalEntry.Column> afterColumns);
public abstract void delete(CanalEntry.Header header, List<CanalEntry.Column> beforeColumns);
@Override
public synchronized void start() {
if (running) {
return;
}
super.start();
}
@Override
public synchronized void stop() {
if (!running) {
return;
}
super.stop();
MDC.remove("destination");
}
@Override
protected void processMessage(Message message) {
long batchId = message.getId();
//遍历每条消息
for (CanalEntry.Entry entry : message.getEntries()) {
session(entry);//no exception
}
//ack all the time。
connector.ack(batchId);
}
private void session(CanalEntry.Entry entry) {
CanalEntry.EntryType entryType = entry.getEntryType();
int times = 0;
boolean success = false;
while (!success) {
if (times > 0) {
/**
* 1:retry，重试，重试默认为3次，由retryTimes参数决定，如果重试次数达到阈值，则跳过，并且记录日志。
* 2:ignore,直接忽略，不重试，记录日志。
*/
if (exceptionStrategy == ExceptionStrategy.RETRY.code) {
if (times >= retryTimes) {
break;
}
} else {
break;
}
}
try {
switch (entryType) {
case TRANSACTIONBEGIN:
transactionBegin(entry);
break;
case TRANSACTIONEND:
transactionEnd(entry);
break;
case ROWDATA:
rowData(entry);
break;
default:
break;
}
success = true;
} catch (Exception e) {
times++;
logger.error("parse event has an error ,times: + " + times + ", data:" + entry.toString(), e);
}
}
}
private void rowData(CanalEntry.Entry entry) throws Exception {
CanalEntry.RowChange rowChange = CanalEntry.RowChange.parseFrom(entry.getStoreValue());
CanalEntry.EventType eventType = rowChange.getEventType();
CanalEntry.Header header = entry.getHeader();
long executeTime = header.getExecuteTime();
long delayTime = new Date().getTime() - executeTime;
String sql = rowChange.getSql();
try {
if (!isDML(eventType) || rowChange.getIsDdl()) {
processDDL(header, eventType, sql);
return;
}
//处理DML数据
processDML(header, eventType, rowChange, sql);
} catch (Exception e) {
logger.error("process event error ,", e);
logger.error(rowFormat,
new Object[]{header.getLogfileName(), String.valueOf(header.getLogfileOffset()),
header.getSchemaName(), header.getTableName(), eventType,
String.valueOf(executeTime), String.valueOf(delayTime)});
throw e;//重新抛出
}
}
/**
* 处理 dml 数据
*
* @param header
* @param eventType
* @param rowChange
* @param sql
*/
protected void processDML(CanalEntry.Header header, CanalEntry.EventType eventType, CanalEntry.RowChange rowChange, String sql) {
for (CanalEntry.RowData rowData : rowChange.getRowDatasList()) {
switch (eventType) {
case DELETE:
delete(header, rowData.getBeforeColumnsList());
break;
case INSERT:
insert(header, rowData.getAfterColumnsList());
break;
case UPDATE:
update(header, rowData.getAfterColumnsList());
break;
default:
whenOthers(header, sql);
}
}
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/CanalConnectorClient.java
+488
View File
@@ -0,0 +1,488 @@
package com.alibaba.otter.canal.example.db;
import com.alibaba.otter.canal.client.CanalConnector;
import com.alibaba.otter.canal.client.CanalConnectors;
import com.alibaba.otter.canal.common.AbstractCanalLifeCycle;
import com.alibaba.otter.canal.protocol.CanalEntry;
import com.alibaba.otter.canal.protocol.Message;
import org.apache.commons.lang.SystemUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.CollectionUtils;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
public abstract class CanalConnectorClient extends AbstractCanalLifeCycle implements InitializingBean {
protected static final Logger logger = LoggerFactory.getLogger(CanalConnectorClient.class);
protected static final String SEP = SystemUtils.LINE_SEPARATOR;
protected static String contextFormat;
protected static String rowFormat;
protected static String transactionFormat;
protected static final String DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";
static {
StringBuilder sb = new StringBuilder();
sb.append(SEP)
.append("-------------Batch-------------")
.append(SEP)
.append("* Batch Id: [{}] ,count : [{}] , Mem size : [{}] , Time : {}")
.append(SEP)
.append("* Start : [{}] ")
.append(SEP)
.append("* End : [{}] ")
.append(SEP)
.append("-------------------------------")
.append(SEP);
contextFormat = sb.toString();
sb = new StringBuilder();
sb.append(SEP)
.append("+++++++++++++Row+++++++++++++>>>")
.append("binlog[{}:{}] , name[{},{}] , eventType : {} , executeTime : {} , delay : {}ms")
.append(SEP);
rowFormat = sb.toString();
sb = new StringBuilder();
sb.append(SEP)
.append("===========Transaction {} : {}=======>>>")
.append("binlog[{}:{}] , executeTime : {} , delay : {}ms")
.append(SEP);
transactionFormat = sb.toString();
}
private String zkServers;//cluster
private String address;//single，ip:port
private String destination;
private String username;
private String password;
private int batchSize = 5 * 1024;
private String filter = "";//同canal filter，用于过滤database或者table的相关数据。
protected boolean debug = false;//开启debug，会把每条消息的详情打印
//1:retry，重试，重试默认为3次，由retryTimes参数决定，如果重试次数达到阈值，则跳过，并且记录日志。
//2:ignore,直接忽略，不重试，记录日志。
protected int exceptionStrategy = 1;
protected int retryTimes = 3;
protected int waitingTime = 100;//当binlog没有数据时，主线程等待的时间，单位ms,大于0
protected CanalConnector connector;
protected Thread thread;
protected Thread.UncaughtExceptionHandler handler = new Thread.UncaughtExceptionHandler() {
public void uncaughtException(Thread t, Throwable e) {
logger.error("process message has an error", e);
}
};
@Override
public void afterPropertiesSet() {
if (waitingTime <= 0) {
throw new IllegalArgumentException("waitingTime must be greater than 0");
}
if (ExceptionStrategy.codeOf(exceptionStrategy) == null) {
throw new IllegalArgumentException("exceptionStrategy is not valid,1 or 2");
}
start();
}
@Override
public void start() {
if (running) {
return;
}
super.start();
initConnector();
thread = new Thread(new Runnable() {
public void run() {
process();
}
});
thread.setUncaughtExceptionHandler(handler);
thread.start();
}
@Override
public void stop() {
if (!running) {
return;
}
super.stop();
quietlyStop(thread);
}
protected void quietlyStop(Thread task) {
if (task != null) {
task.interrupt();
try {
task.join();
} catch (InterruptedException e) {
// ignore
}
}
}
public void process() {
int times = 0;
while (running) {
try {
sleepWhenFailed(times);
//after block, should check the status of thread.
if (!running) {
break;
}
MDC.put("destination", destination);
connector.connect();
connector.subscribe(filter);
connector.rollback();
times = 0;//reset;
while (running) {
// 获取指定数量的数据，不确认
Message message = connector.getWithoutAck(batchSize);
long batchId = message.getId();
int size = message.getEntries().size();
if (batchId == -1 || size == 0) {
try {
Thread.sleep(waitingTime);
} catch (InterruptedException e) {
//
}
continue;
}
//logger
printBatch(message, batchId);
processMessage(message);
}
} catch (Exception e) {
logger.error("process error!", e);
if (times > 20) {
times = 0;
}
times++;
} finally {
connector.disconnect();
MDC.remove("destination");
}
}
}
protected abstract void processMessage(Message message);
private void initConnector() {
if (zkServers != null && zkServers.length() > 0) {
connector = CanalConnectors.newClusterConnector(zkServers, destination, username, password);
} else if (address != null) {
String[] segments = address.split(":");
SocketAddress socketAddress = new InetSocketAddress(segments[0], Integer.valueOf(segments[1]));
connector = CanalConnectors.newSingleConnector(socketAddress, destination, username, password);
} else {
throw new IllegalArgumentException("zkServers or address cant be null at same time,you should specify one of them!");
}
}
/**
* 用于控制当连接异常时，重试的策略，我们不应该每次都是立即重试，否则将可能导致大量的错误，在空转时导致CPU过高的问题
* sleep策略基于简单的累加
*
* @param times
*/
private void sleepWhenFailed(int times) {
if (times <= 0) {
return;
}
try {
int sleepTime = 1000 + times * 100;//最大sleep 3s。
Thread.sleep(sleepTime);
} catch (Exception ex) {
//
}
}
/**
* 打印当前batch的摘要信息
*
* @param message
* @param batchId
*/
protected void printBatch(Message message, long batchId) {
if (!debug) {
return;
}
List<CanalEntry.Entry> entries = message.getEntries();
if (CollectionUtils.isEmpty(entries)) {
return;
}
long memSize = 0;
for (CanalEntry.Entry entry : entries) {
memSize += entry.getHeader().getEventLength();
}
int size = entries.size();
String startPosition = buildPosition(entries.get(0));
String endPosition = buildPosition(message.getEntries().get(size - 1));
SimpleDateFormat format = new SimpleDateFormat(DATE_FORMAT);
logger.info(contextFormat, new Object[]{batchId, size, memSize, format.format(new Date()), startPosition, endPosition});
}
protected String buildPosition(CanalEntry.Entry entry) {
CanalEntry.Header header = entry.getHeader();
long time = header.getExecuteTime();
Date date = new Date(time);
SimpleDateFormat format = new SimpleDateFormat(DATE_FORMAT);
StringBuilder sb = new StringBuilder();
sb.append(header.getLogfileName())
.append(":")
.append(header.getLogfileOffset())
.append(":")
.append(header.getExecuteTime())
.append("(")
.append(format.format(date))
.append(")");
return sb.toString();
}
/**
* default，only logging information
*
* @param entry
*/
protected void transactionBegin(CanalEntry.Entry entry) {
if (!debug) {
return;
}
try {
CanalEntry.TransactionBegin begin = CanalEntry.TransactionBegin.parseFrom(entry.getStoreValue());
// 打印事务头信息，执行的线程id，事务耗时
CanalEntry.Header header = entry.getHeader();
long executeTime = header.getExecuteTime();
long delayTime = new Date().getTime() - executeTime;
logger.info(transactionFormat,
new Object[]{"begin", begin.getTransactionId(), header.getLogfileName(),
String.valueOf(header.getLogfileOffset()),
String.valueOf(header.getExecuteTime()), String.valueOf(delayTime)});
} catch (Exception e) {
logger.error("parse event has an error , data:" + entry.toString(), e);
}
}
protected void transactionEnd(CanalEntry.Entry entry) {
if (!debug) {
return;
}
try {
CanalEntry.TransactionEnd end = CanalEntry.TransactionEnd.parseFrom(entry.getStoreValue());
// 打印事务提交信息，事务id
CanalEntry.Header header = entry.getHeader();
long executeTime = header.getExecuteTime();
long delayTime = new Date().getTime() - executeTime;
logger.info(transactionFormat,
new Object[]{"end", end.getTransactionId(), header.getLogfileName(),
String.valueOf(header.getLogfileOffset()),
String.valueOf(header.getExecuteTime()), String.valueOf(delayTime)});
} catch (Exception e) {
logger.error("parse event has an error , data:" + entry.toString(), e);
}
}
/**
* 判断事件类型为DML 数据
*
* @param eventType
* @return
*/
protected boolean isDML(CanalEntry.EventType eventType) {
switch (eventType) {
case INSERT:
case UPDATE:
case DELETE:
return true;
default:
return false;
}
}
/**
* 处理 DDL数据
*
* @param header
* @param eventType
* @param sql
*/
protected void processDDL(CanalEntry.Header header, CanalEntry.EventType eventType, String sql) {
if (!debug) {
return;
}
String table = header.getSchemaName() + "." + header.getTableName();
//对于DDL，直接执行，因为没有行变更数据
switch (eventType) {
case CREATE:
logger.warn("parse create table event, table: {}, sql: {}", table, sql);
return;
case ALTER:
logger.warn("parse alter table event, table: {}, sql: {}", table, sql);
return;
case TRUNCATE:
logger.warn("parse truncate table event, table: {}, sql: {}", table, sql);
return;
case ERASE:
case QUERY:
logger.warn("parse event : {}, sql: {} . ignored!", eventType.name(), sql);
return;
case RENAME:
logger.warn("parse rename table event, table: {}, sql: {}", table, sql);
return;
case CINDEX:
logger.warn("parse create index event, table: {}, sql: {}", table, sql);
return;
case DINDEX:
logger.warn("parse delete index event, table: {}, sql: {}", table, sql);
return;
default:
logger.warn("parse unknown event: {}, table: {}, sql: {}", new String[]{eventType.name(), table, sql});
break;
}
}
/**
* 强烈建议捕获异常，非上述已列出的其他操作，非核心
* 除了“insert”、“update”、“delete”操作之外的，其他类型的操作.
* 默认实现为“无操作”
*
* @param header 可以从header中获得schema、table的名称
* @param sql
*/
public void whenOthers(CanalEntry.Header header, String sql) {
String schema = header.getSchemaName();
String table = header.getTableName();
logger.error("ignore event,schema: {},table: {},SQL: {}", new String[]{schema, table, sql});
}
public enum ExceptionStrategy {
RETRY(1), IGNORE(2);
public int code;
ExceptionStrategy(int code) {
this.code = code;
}
public static ExceptionStrategy codeOf(Integer code) {
if (code != null) {
for (ExceptionStrategy e : ExceptionStrategy.values()) {
if (e.code == code) {
return e;
}
}
}
return null;
}
}
public String getZkServers() {
return zkServers;
}
public void setZkServers(String zkServers) {
this.zkServers = zkServers;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String getDestination() {
return destination;
}
public void setDestination(String destination) {
this.destination = destination;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public int getBatchSize() {
return batchSize;
}
public void setBatchSize(int batchSize) {
this.batchSize = batchSize;
}
public String getFilter() {
return filter;
}
public void setFilter(String filter) {
this.filter = filter;
}
public boolean isDebug() {
return debug;
}
public void setDebug(boolean debug) {
this.debug = debug;
}
public int getExceptionStrategy() {
return exceptionStrategy;
}
public void setExceptionStrategy(int exceptionStrategy) {
this.exceptionStrategy = exceptionStrategy;
}
public int getRetryTimes() {
return retryTimes;
}
public void setRetryTimes(int retryTimes) {
this.retryTimes = retryTimes;
}
public int getWaitingTime() {
return waitingTime;
}
public void setWaitingTime(int waitingTime) {
this.waitingTime = waitingTime;
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/MysqlLoadLauncher.java
+35
View File
@@ -0,0 +1,35 @@
package com.alibaba.otter.canal.example.db;
import com.alibaba.otter.canal.example.db.mysql.MysqlClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class MysqlLoadLauncher {
private static final Logger logger = LoggerFactory.getLogger(MysqlLoadLauncher.class);
public static void main(String[] args) {
try {
logger.info("## start the canal mysql client.");
final MysqlClient client = ServiceLocator.getMysqlClient();
logger.info("## the canal consumer is running now ......");
client.start();
Runtime.getRuntime().addShutdownHook(new Thread() {
public void run() {
try {
logger.info("## stop the canal consumer");
client.stop();
} catch (Throwable e) {
logger.warn("##something goes wrong when stopping canal consumer:\n{}", e);
} finally {
logger.info("## canal consumer is down.");
}
}
});
} catch (Throwable e) {
logger.error("## Something goes wrong when starting up the canal consumer:\n{}", e);
System.exit(0);
}
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/PropertyPlaceholderConfigurer.java
+169
View File
@@ -0,0 +1,169 @@
package com.alibaba.otter.canal.example.db;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.ResourceLoaderAware;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import org.springframework.util.Assert;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
/**
* 扩展Spring的
* {@linkplain org.springframework.beans.factory.config.PropertyPlaceholderConfigurer}
* ，增加默认值的功能。 例如：${placeholder:defaultValue}，假如placeholder的值不存在，则默认取得
* defaultValue。
*
* @author jianghang 2013-1-24 下午03:37:56
* @version 1.0.0
*/
public class PropertyPlaceholderConfigurer extends org.springframework.beans.factory.config.PropertyPlaceholderConfigurer implements ResourceLoaderAware, InitializingBean {
private static final String PLACEHOLDER_PREFIX = "${";
private static final String PLACEHOLDER_SUFFIX = "}";
private ResourceLoader loader;
private String[] locationNames;
public PropertyPlaceholderConfigurer(){
setIgnoreUnresolvablePlaceholders(true);
}
public void setResourceLoader(ResourceLoader loader) {
this.loader = loader;
}
public void setLocationNames(String[] locations) {
this.locationNames = locations;
}
public void afterPropertiesSet() throws Exception {
Assert.notNull(loader, "no resourceLoader");
if (locationNames != null) {
for (int i = 0; i < locationNames.length; i++) {
locationNames[i] = resolveSystemPropertyPlaceholders(locationNames[i]);
}
}
if (locationNames != null) {
List<Resource> resources = new ArrayList<Resource>(locationNames.length);
for (String location : locationNames) {
location = trimToNull(location);
if (location != null) {
resources.add(loader.getResource(location));
}
}
super.setLocations(resources.toArray(new Resource[resources.size()]));
}
}
private String resolveSystemPropertyPlaceholders(String text) {
StringBuilder buf = new StringBuilder(text);
for (int startIndex = buf.indexOf(PLACEHOLDER_PREFIX); startIndex >= 0;) {
int endIndex = buf.indexOf(PLACEHOLDER_SUFFIX, startIndex + PLACEHOLDER_PREFIX.length());
if (endIndex != -1) {
String placeholder = buf.substring(startIndex + PLACEHOLDER_PREFIX.length(), endIndex);
int nextIndex = endIndex + PLACEHOLDER_SUFFIX.length();
try {
String value = resolveSystemPropertyPlaceholder(placeholder);
if (value != null) {
buf.replace(startIndex, endIndex + PLACEHOLDER_SUFFIX.length(), value);
nextIndex = startIndex + value.length();
} else {
System.err.println("Could not resolve placeholder '"
+ placeholder
+ "' in ["
+ text
+ "] as system property: neither system property nor environment variable found");
}
} catch (Throwable ex) {
System.err.println("Could not resolve placeholder '" + placeholder + "' in [" + text
+ "] as system property: " + ex);
}
startIndex = buf.indexOf(PLACEHOLDER_PREFIX, nextIndex);
} else {
startIndex = -1;
}
}
return buf.toString();
}
private String resolveSystemPropertyPlaceholder(String placeholder) {
DefaultablePlaceholder dp = new DefaultablePlaceholder(placeholder);
String value = System.getProperty(dp.placeholder);
if (value == null) {
value = System.getenv(dp.placeholder);
}
if (value == null) {
value = dp.defaultValue;
}
return value;
}
@Override
protected String resolvePlaceholder(String placeholder, Properties props, int systemPropertiesMode) {
DefaultablePlaceholder dp = new DefaultablePlaceholder(placeholder);
String value = super.resolvePlaceholder(dp.placeholder, props, systemPropertiesMode);
if (value == null) {
value = dp.defaultValue;
}
return trimToEmpty(value);
}
private static class DefaultablePlaceholder {
private final String defaultValue;
private final String placeholder;
public DefaultablePlaceholder(String placeholder){
int commaIndex = placeholder.indexOf(":");
String defaultValue = null;
if (commaIndex >= 0) {
defaultValue = trimToEmpty(placeholder.substring(commaIndex + 1));
placeholder = trimToEmpty(placeholder.substring(0, commaIndex));
}
this.placeholder = placeholder;
this.defaultValue = defaultValue;
}
}
private String trimToNull(String str) {
if (str == null) {
return null;
}
String result = str.trim();
if (result == null || result.length() == 0) {
return null;
}
return result;
}
public static String trimToEmpty(String str) {
if (str == null) {
return "";
}
return str.trim();
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/ServiceLocator.java
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package com.alibaba.otter.canal.example.db;
import com.alibaba.otter.canal.example.db.mysql.MysqlClient;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.util.Assert;
public class ServiceLocator implements DisposableBean {
private static ApplicationContext applicationContext = null;
static {
try {
applicationContext = new ClassPathXmlApplicationContext("classpath:client-spring.xml");
} catch (RuntimeException e) {
throw e;
}
}
private static <T> T getBean(String name) {
assertContextInjected();
return (T) applicationContext.getBean(name);
}
private static void clearHolder() {
ServiceLocator.applicationContext = null;
}
@Override
public void destroy() throws Exception {
ServiceLocator.clearHolder();
}
private static void assertContextInjected() {
Assert.state(applicationContext != null, "ApplicationContext not set");
}
public static MysqlClient getMysqlClient() {
return getBean("mysqlClient");
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/AbstractDbDialect.java
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/*
* Copyright (C) 2010-2101 Alibaba Group Holding Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.otter.canal.example.db.dialect;
import com.alibaba.otter.canal.example.db.utils.DdlUtils;
import com.google.common.base.Function;
import com.google.common.collect.MigrateMap;
import org.apache.commons.lang.exception.NestableRuntimeException;
import org.apache.ddlutils.model.Table;
import org.springframework.dao.DataAccessException;
import org.springframework.jdbc.core.ConnectionCallback;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.jdbc.support.lob.LobHandler;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.support.TransactionTemplate;
import org.springframework.util.Assert;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.SQLException;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
public abstract class AbstractDbDialect implements DbDialect {
protected int databaseMajorVersion;
protected int databaseMinorVersion;
protected String databaseName;
protected JdbcTemplate jdbcTemplate;
protected TransactionTemplate transactionTemplate;
protected LobHandler lobHandler;
protected Map<List<String>, Table> tables;
public AbstractDbDialect(final JdbcTemplate jdbcTemplate, LobHandler lobHandler) {
this.jdbcTemplate = jdbcTemplate;
this.lobHandler = lobHandler;
// 初始化transction
this.transactionTemplate = new TransactionTemplate();
transactionTemplate.setTransactionManager(new DataSourceTransactionManager(jdbcTemplate.getDataSource()));
transactionTemplate.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);
// 初始化一些数据
jdbcTemplate.execute(new ConnectionCallback() {
public Object doInConnection(Connection c) throws SQLException, DataAccessException {
DatabaseMetaData meta = c.getMetaData();
databaseName = meta.getDatabaseProductName();
databaseMajorVersion = meta.getDatabaseMajorVersion();
databaseMinorVersion = meta.getDatabaseMinorVersion();
return null;
}
});
initTables(jdbcTemplate);
}
public Table findTable(String schema, String table, boolean useCache) {
List<String> key = Arrays.asList(schema, table);
if (useCache == false) {
tables.remove(key);
}
return tables.get(key);
}
public Table findTable(String schema, String table) {
return findTable(schema, table, true);
}
public LobHandler getLobHandler() {
return lobHandler;
}
public JdbcTemplate getJdbcTemplate() {
return jdbcTemplate;
}
public TransactionTemplate getTransactionTemplate() {
return transactionTemplate;
}
private void initTables(final JdbcTemplate jdbcTemplate) {
this.tables = MigrateMap.makeComputingMap(new Function<List<String>, Table>() {
public Table apply(List<String> names) {
Assert.isTrue(names.size() == 2);
try {
Table table = DdlUtils.findTable(jdbcTemplate, names.get(0), names.get(0), names.get(1));
if (table == null) {
throw new NestableRuntimeException("no found table [" + names.get(0) + "." + names.get(1)
+ "] , pls check");
} else {
return table;
}
} catch (Exception e) {
throw new NestableRuntimeException("find table [" + names.get(0) + "." + names.get(1) + "] error",
e);
}
}
});
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/AbstractSqlTemplate.java
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/*
* Copyright (C) 2010-2101 Alibaba Group Holding Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.otter.canal.example.db.dialect;
/**
* 默认的基于标准SQL实现的CRUD sql封装
*
* @author jianghang 2011-10-27 下午01:37:00
* @version 4.0.0
*/
public abstract class AbstractSqlTemplate implements SqlTemplate {
private static final String DOT = ".";
public String getSelectSql(String schemaName, String tableName, String[] pkNames, String[] columnNames) {
StringBuilder sql = new StringBuilder("select ");
int size = columnNames.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(columnNames[i])).append((i + 1 < size) ? " , " : "");
}
sql.append(" from ").append(getFullName(schemaName, tableName)).append(" where ( ");
appendColumnEquals(sql, pkNames, "and");
sql.append(" ) ");
return sql.toString().intern();// 不使用intern，避免方法区内存消耗过多
}
public String getUpdateSql(String schemaName, String tableName, String[] pkNames, String[] columnNames) {
StringBuilder sql = new StringBuilder("update " + getFullName(schemaName, tableName) + " set ");
appendColumnEquals(sql, columnNames, ",");
sql.append(" where (");
appendColumnEquals(sql, pkNames, "and");
sql.append(")");
return sql.toString().intern(); // 不使用intern，避免方法区内存消耗过多
}
public String getInsertSql(String schemaName, String tableName, String[] pkNames, String[] columnNames) {
StringBuilder sql = new StringBuilder("insert into " + getFullName(schemaName, tableName) + "(");
String[] allColumns = new String[pkNames.length + columnNames.length];
System.arraycopy(columnNames, 0, allColumns, 0, columnNames.length);
System.arraycopy(pkNames, 0, allColumns, columnNames.length, pkNames.length);
int size = allColumns.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(allColumns[i])).append((i + 1 < size) ? "," : "");
}
sql.append(") values (");
appendColumnQuestions(sql, allColumns);
sql.append(")");
return sql.toString().intern();// intern优化，避免出现大量相同的字符串
}
public String getDeleteSql(String schemaName, String tableName, String[] pkNames) {
StringBuilder sql = new StringBuilder("delete from " + getFullName(schemaName, tableName) + " where ");
appendColumnEquals(sql, pkNames, "and");
return sql.toString().intern();// intern优化，避免出现大量相同的字符串
}
protected String getFullName(String schemaName, String tableName) {
StringBuilder sb = new StringBuilder();
if (schemaName != null) {
sb.append(appendEscape(schemaName)).append(DOT);
}
sb.append(appendEscape(tableName));
return sb.toString().intern();
}
// ================ helper method ============
protected String appendEscape(String columnName) {
return columnName;
}
protected void appendColumnQuestions(StringBuilder sql, String[] columns) {
int size = columns.length;
for (int i = 0; i < size; i++) {
sql.append("?").append((i + 1 < size) ? " , " : "");
}
}
protected void appendColumnEquals(StringBuilder sql, String[] columns, String separator) {
int size = columns.length;
for (int i = 0; i < size; i++) {
sql.append(" ").append(appendEscape(columns[i])).append(" = ").append("? ");
if (i != size - 1) {
sql.append(separator);
}
}
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/DbDialect.java
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package com.alibaba.otter.canal.example.db.dialect;
import org.apache.ddlutils.model.Table;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.support.lob.LobHandler;
import org.springframework.transaction.support.TransactionTemplate;
public interface DbDialect {
LobHandler getLobHandler();
JdbcTemplate getJdbcTemplate();
TransactionTemplate getTransactionTemplate();
Table findTable(String schema, String table);
Table findTable(String schema, String table, boolean useCache);
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/SqlTemplate.java
+40
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/*
* Copyright (C) 2010-2101 Alibaba Group Holding Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.otter.canal.example.db.dialect;
/**
* sql构造模板操作
*
* @author jianghang 2011-10-27 下午01:31:15
* @version 4.0.0
*/
public interface SqlTemplate {
public String getSelectSql(String schemaName, String tableName, String[] pkNames, String[] columnNames);
public String getUpdateSql(String schemaName, String tableName, String[] pkNames, String[] columnNames);
public String getDeleteSql(String schemaName, String tableName, String[] pkNames);
public String getInsertSql(String schemaName, String tableName, String[] pkNames, String[] columnNames);
/**
* 获取对应的mergeSql
*/
public String getMergeSql(String schemaName, String tableName, String[] pkNames, String[] columnNames,
String[] viewColumnNames, boolean updatePks);
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/TableType.java
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package com.alibaba.otter.canal.example.db.dialect;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
/**
* An enumeration wrapper around JDBC table types.
*/
public enum TableType {
/**
* Unknown
*/
unknown,
/**
* System table
*/
system_table,
/**
* Global temporary
*/
global_temporary,
/**
* Local temporary
*/
local_temporary,
/**
* Table
*/
table,
/**
* View
*/
view,
/**
* Alias
*/
alias,
/**
* Synonym
*/
synonym,;
/**
* Converts an array of table types to an array of their corresponding string values.
*
* @param tableTypes Array of table types
* @return Array of string table types
*/
public static String[] toStrings(final TableType[] tableTypes) {
if ((tableTypes == null) || (tableTypes.length == 0)) {
return new String[0];
}
final List<String> tableTypeStrings = new ArrayList<String>(tableTypes.length);
for (final TableType tableType : tableTypes) {
if (tableType != null) {
tableTypeStrings.add(tableType.toString().toUpperCase(Locale.ENGLISH));
}
}
return tableTypeStrings.toArray(new String[tableTypeStrings.size()]);
}
/**
* Converts an array of string table types to an array of their corresponding enumeration values.
*
* @param tableTypeStrings Array of string table types
* @return Array of table types
*/
public static TableType[] valueOf(final String[] tableTypeStrings) {
if ((tableTypeStrings == null) || (tableTypeStrings.length == 0)) {
return new TableType[0];
}
final List<TableType> tableTypes = new ArrayList<TableType>(tableTypeStrings.length);
for (final String tableTypeString : tableTypeStrings) {
tableTypes.add(valueOf(tableTypeString.toLowerCase(Locale.ENGLISH)));
}
return tableTypes.toArray(new TableType[tableTypes.size()]);
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/mysql/MysqlDialect.java
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/*
* Copyright (C) 2010-2101 Alibaba Group Holding Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.otter.canal.example.db.dialect.mysql;
import com.alibaba.otter.canal.example.db.dialect.AbstractDbDialect;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.support.lob.LobHandler;
public class MysqlDialect extends AbstractDbDialect {
public MysqlDialect(JdbcTemplate jdbcTemplate, LobHandler lobHandler) {
super(jdbcTemplate, lobHandler);
}
public boolean isEmptyStringNulled() {
return false;
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/dialect/mysql/MysqlSqlTemplate.java
+84
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/*
* Copyright (C) 2010-2101 Alibaba Group Holding Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.otter.canal.example.db.dialect.mysql;
import com.alibaba.otter.canal.example.db.dialect.AbstractSqlTemplate;
/**
* mysql sql生成模板
*
* @author jianghang 2011-10-27 下午01:41:20
* @version 4.0.0
*/
public class MysqlSqlTemplate extends AbstractSqlTemplate {
private static final String ESCAPE = "`";
public String getMergeSql(String schemaName, String tableName, String[] pkNames, String[] columnNames,
String[] viewColumnNames, boolean includePks) {
StringBuilder sql = new StringBuilder("insert into " + getFullName(schemaName, tableName) + "(");
int size = columnNames.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(columnNames[i])).append(" , ");
}
size = pkNames.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(pkNames[i])).append((i + 1 < size) ? " , " : "");
}
sql.append(") values (");
size = columnNames.length;
for (int i = 0; i < size; i++) {
sql.append("?").append(" , ");
}
size = pkNames.length;
for (int i = 0; i < size; i++) {
sql.append("?").append((i + 1 < size) ? " , " : "");
}
sql.append(")");
sql.append(" on duplicate key update ");
size = columnNames.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(columnNames[i]))
.append("=values(")
.append(appendEscape(columnNames[i]))
.append(")");
if (includePks) {
sql.append(" , ");
} else {
sql.append((i + 1 < size) ? " , " : "");
}
}
if (includePks) {
// mysql merge sql匹配了uniqe / primary key时都会执行update，所以需要更新pk信息
size = pkNames.length;
for (int i = 0; i < size; i++) {
sql.append(appendEscape(pkNames[i])).append("=values(").append(appendEscape(pkNames[i])).append(")");
sql.append((i + 1 < size) ? " , " : "");
}
}
return sql.toString().intern();// intern优化，避免出现大量相同的字符串
}
protected String appendEscape(String columnName) {
return ESCAPE + columnName + ESCAPE;
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/mysql/AbstractMysqlClient.java
+207
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package com.alibaba.otter.canal.example.db.mysql;
import com.alibaba.fastjson.JSON;
import com.alibaba.otter.canal.example.db.AbstractDbClient;
import com.alibaba.otter.canal.example.db.dialect.DbDialect;
import com.alibaba.otter.canal.example.db.dialect.mysql.MysqlDialect;
import com.alibaba.otter.canal.example.db.dialect.mysql.MysqlSqlTemplate;
import com.alibaba.otter.canal.example.db.dialect.SqlTemplate;
import com.alibaba.otter.canal.example.db.utils.SqlUtils;
import com.alibaba.otter.canal.protocol.CanalEntry;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
import org.apache.commons.lang.StringUtils;
import org.apache.ddlutils.model.Column;
import org.apache.ddlutils.model.Table;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.PreparedStatementSetter;
import org.springframework.jdbc.core.StatementCreatorUtils;
import org.springframework.jdbc.support.lob.DefaultLobHandler;
import org.springframework.jdbc.support.lob.LobCreator;
import org.springframework.transaction.TransactionStatus;
import org.springframework.transaction.support.TransactionCallback;
import javax.sql.DataSource;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Types;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public abstract class AbstractMysqlClient extends AbstractDbClient {
private DataSource dataSource;
private DbDialect dbDialect;
private SqlTemplate sqlTemplate;
protected Integer execute(final CanalEntry.Header header, final List<CanalEntry.Column> columns) {
final String sql = getSql(header, columns);
final LobCreator lobCreator = dbDialect.getLobHandler().getLobCreator();
dbDialect.getTransactionTemplate().execute(new TransactionCallback() {
public Object doInTransaction(TransactionStatus status) {
try {
JdbcTemplate template = dbDialect.getJdbcTemplate();
int affect = template.update(sql, new PreparedStatementSetter() {
public void setValues(PreparedStatement ps) throws SQLException {
doPreparedStatement(ps, dbDialect, lobCreator, header, columns);
}
});
return affect;
} finally {
lobCreator.close();
}
}
});
return 0;
}
private String getSql(CanalEntry.Header header, List<CanalEntry.Column> columns) {
List<String> pkNames = new ArrayList<>();
List<String> colNames = new ArrayList<>();
for (CanalEntry.Column column : columns) {
if (column.getIsKey()) {
pkNames.add(column.getName());
} else {
colNames.add(column.getName());
}
}
String sql = "";
CanalEntry.EventType eventType = header.getEventType();
switch (eventType) {
case INSERT:
sql = sqlTemplate.getInsertSql(header.getSchemaName(), header.getTableName(), pkNames.toArray(new String[]{}), colNames.toArray(new String[]{}));
break;
case UPDATE:
sql = sqlTemplate.getUpdateSql(header.getSchemaName(), header.getTableName(), pkNames.toArray(new String[]{}), colNames.toArray(new String[]{}));
break;
case DELETE:
sql = sqlTemplate.getDeleteSql(header.getSchemaName(), header.getTableName(), pkNames.toArray(new String[]{}));
}
logger.info("Execute sql: {}", sql);
return sql;
}
private void doPreparedStatement(PreparedStatement ps, DbDialect dbDialect, LobCreator lobCreator,
CanalEntry.Header header, List<CanalEntry.Column> columns) throws SQLException {
List<CanalEntry.Column> rebuildColumns = new ArrayList<>(columns.size());
List<CanalEntry.Column> keyColumns = new ArrayList<>(columns.size());
List<CanalEntry.Column> notKeyColumns = new ArrayList<>(columns.size());
for (CanalEntry.Column column : columns) {
if (column.getIsKey()) {
keyColumns.add(column);
} else {
notKeyColumns.add(column);
}
}
CanalEntry.EventType eventType = header.getEventType();
switch (eventType) {
case INSERT:
case UPDATE:
// insert/update语句对应的字段数序都是将主键排在后面
rebuildColumns.addAll(notKeyColumns);
rebuildColumns.addAll(keyColumns);
break;
case DELETE:
rebuildColumns.addAll(keyColumns);
}
// 获取一下当前字段名的数据是否必填
Table table = dbDialect.findTable(header.getSchemaName(), header.getTableName());
Map<String, Boolean> isRequiredMap = new HashMap();
for (Column tableColumn : table.getColumns()) {
isRequiredMap.put(StringUtils.lowerCase(tableColumn.getName()), tableColumn.isRequired());
}
List<Object> values = new ArrayList<>(rebuildColumns.size());
for (int i = 0; i < rebuildColumns.size(); i++) {
int paramIndex = i + 1;
CanalEntry.Column column = rebuildColumns.get(i);
int sqlType = column.getSqlType();
Boolean isRequired = isRequiredMap.get(StringUtils.lowerCase(column.getName()));
if (isRequired == null) {
// 清理一下目标库的表结构,二次检查一下
table = dbDialect.findTable(header.getSchemaName(), header.getTableName());
isRequiredMap = new HashMap<>();
for (Column tableColumn : table.getColumns()) {
isRequiredMap.put(StringUtils.lowerCase(tableColumn.getName()), tableColumn.isRequired());
}
isRequired = isRequiredMap.get(StringUtils.lowerCase(column.getName()));
if (isRequired == null) {
throw new CanalClientException(String.format("column name %s is not found in Table[%s]",
column.getName(),
table.toString()));
}
}
Object param;
if (sqlType == Types.TIME || sqlType == Types.TIMESTAMP || sqlType == Types.DATE) {
// 解决mysql的0000-00-00 00:00:00问题，直接依赖mysql
// driver进行处理，如果转化为Timestamp会出错
param = column.getValue();
if (param instanceof String && StringUtils.isEmpty(String.valueOf(param))) {
param = null;
}
} else {
param = SqlUtils.stringToSqlValue(column.getValue(),
sqlType,
isRequired,
column.getIsNull());
}
try {
switch (sqlType) {
case Types.CLOB:
lobCreator.setClobAsString(ps, paramIndex, (String) param);
break;
case Types.BLOB:
lobCreator.setBlobAsBytes(ps, paramIndex, (byte[]) param);
break;
case Types.TIME:
case Types.TIMESTAMP:
case Types.DATE:
ps.setObject(paramIndex, param);
break;
case Types.BIT:
StatementCreatorUtils.setParameterValue(ps, paramIndex, Types.DECIMAL, null, param);
break;
default:
StatementCreatorUtils.setParameterValue(ps, paramIndex, sqlType, null, param);
break;
}
values.add(param);
} catch (SQLException ex) {
logger.error("## SetParam error , [sqltype={}, value={}]",
new Object[]{sqlType, param});
throw ex;
}
}
logger.info("## sql values: {}", JSON.toJSONString(values));
}
@Override
public void afterPropertiesSet() {
JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);
DefaultLobHandler lobHandler = new DefaultLobHandler();
lobHandler.setStreamAsLob(true);
dbDialect = new MysqlDialect(jdbcTemplate, lobHandler);
sqlTemplate = new MysqlSqlTemplate();
}
public DataSource getDataSource() {
return dataSource;
}
public void setDataSource(DataSource dataSource) {
this.dataSource = dataSource;
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/mysql/MysqlClient.java
+23
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package com.alibaba.otter.canal.example.db.mysql;
import com.alibaba.otter.canal.protocol.CanalEntry;
import java.util.List;
public class MysqlClient extends AbstractMysqlClient {
@Override
public void insert(CanalEntry.Header header, List<CanalEntry.Column> afterColumns) {
execute(header, afterColumns);
}
@Override
public void update(CanalEntry.Header header, List<CanalEntry.Column> afterColumns) {
execute(header, afterColumns);
}
@Override
public void delete(CanalEntry.Header header, List<CanalEntry.Column> beforeColumns) {
execute(header, beforeColumns);
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/utils/ByteArrayConverter.java
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package com.alibaba.otter.canal.example.db.utils;
import org.apache.commons.beanutils.ConversionException;
import org.apache.commons.beanutils.Converter;
import org.apache.commons.beanutils.converters.ArrayConverter;
import org.apache.commons.beanutils.converters.ByteConverter;
public class ByteArrayConverter implements Converter {
public static final Converter SQL_BYTES = new ByteArrayConverter(null);
private static final Converter converter = new ArrayConverter(byte[].class, new ByteConverter());
protected final Object defaultValue;
protected final boolean useDefault;
public ByteArrayConverter() {
this.defaultValue = null;
this.useDefault = false;
}
public ByteArrayConverter(Object defaultValue) {
this.defaultValue = defaultValue;
this.useDefault = true;
}
public Object convert(Class type, Object value) {
if (value == null) {
if (useDefault) {
return (defaultValue);
} else {
throw new ConversionException("No value specified");
}
}
if (value instanceof byte[]) {
return (value);
}
// BLOB类型，canal直接存储为String("ISO-8859-1")
if (value instanceof String) {
try {
return ((String) value).getBytes("ISO-8859-1");
} catch (Exception e) {
throw new ConversionException(e);
}
}
return converter.convert(type, value); // byteConvertor进行转化
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/utils/DdlUtils.java
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package com.alibaba.otter.canal.example.db.utils;
import com.alibaba.otter.canal.example.db.dialect.TableType;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.apache.commons.lang.math.NumberUtils;
import org.apache.ddlutils.model.Column;
import org.apache.ddlutils.model.Table;
import org.apache.ddlutils.platform.DatabaseMetaDataWrapper;
import org.apache.ddlutils.platform.MetaDataColumnDescriptor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.dao.DataAccessException;
import org.springframework.jdbc.core.ConnectionCallback;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.support.JdbcUtils;
import java.sql.*;
import java.util.*;
public class DdlUtils {
private static final Logger logger = LoggerFactory.getLogger(DdlUtils.class);
private static TableType[] SUPPORTED_TABLE_TYPES = new TableType[]{TableType.view, TableType.table};
private final static Map<Integer, String> _defaultSizes = new HashMap<Integer, String>();
static {
_defaultSizes.put(new Integer(1), "254");
_defaultSizes.put(new Integer(12), "254");
_defaultSizes.put(new Integer(-1), "254");
_defaultSizes.put(new Integer(-2), "254");
_defaultSizes.put(new Integer(-3), "254");
_defaultSizes.put(new Integer(-4), "254");
_defaultSizes.put(new Integer(4), "32");
_defaultSizes.put(new Integer(-5), "64");
_defaultSizes.put(new Integer(7), "7,0");
_defaultSizes.put(new Integer(6), "15,0");
_defaultSizes.put(new Integer(8), "15,0");
_defaultSizes.put(new Integer(3), "15,15");
_defaultSizes.put(new Integer(2), "15,15");
}
public static Table findTable(final JdbcTemplate jdbcTemplate, final String catalogName, final String schemaName,
final String tableName) {
return (Table) jdbcTemplate.execute(new ConnectionCallback() {
public Object doInConnection(Connection con) throws SQLException, DataAccessException {
Table table = null;
DatabaseMetaDataWrapper metaData = new DatabaseMetaDataWrapper();
try {
DatabaseMetaData databaseMetaData = con.getMetaData();
metaData.setMetaData(databaseMetaData);
metaData.setTableTypes(TableType.toStrings(SUPPORTED_TABLE_TYPES));
metaData.setCatalog(catalogName);
metaData.setSchemaPattern(schemaName);
String convertTableName = tableName;
if (databaseMetaData.storesUpperCaseIdentifiers()) {
metaData.setCatalog(catalogName.toUpperCase());
metaData.setSchemaPattern(schemaName.toUpperCase());
convertTableName = tableName.toUpperCase();
}
if (databaseMetaData.storesLowerCaseIdentifiers()) {
metaData.setCatalog(catalogName.toLowerCase());
metaData.setSchemaPattern(schemaName.toLowerCase());
convertTableName = tableName.toLowerCase();
}
ResultSet tableData = null;
try {
tableData = metaData.getTables(convertTableName);
while ((tableData != null) && tableData.next()) {
Map<String, Object> values = readColumns(tableData, initColumnsForTable());
table = readTable(metaData, values);
if (table.getName().equalsIgnoreCase(tableName)) {
break;
}
}
} finally {
JdbcUtils.closeResultSet(tableData);
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
}
makeAllColumnsPrimaryKeysIfNoPrimaryKeysFound(table);
return table;
}
});
}
/**
* Treat tables with no primary keys as a table with all primary keys.
*/
private static void makeAllColumnsPrimaryKeysIfNoPrimaryKeysFound(Table table) {
if ((table != null) && (table.getPrimaryKeyColumns() != null) && (table.getPrimaryKeyColumns().length == 0)) {
Column[] allCoumns = table.getColumns();
for (Column column : allCoumns) {
column.setPrimaryKey(true);
}
}
}
private static Table readTable(DatabaseMetaDataWrapper metaData, Map<String, Object> values) throws SQLException {
String tableName = (String) values.get("TABLE_NAME");
Table table = null;
if ((tableName != null) && (tableName.length() > 0)) {
table = new Table();
table.setName(tableName);
table.setType((String) values.get("TABLE_TYPE"));
table.setCatalog((String) values.get("TABLE_CAT"));
table.setSchema((String) values.get("TABLE_SCHEM"));
table.setDescription((String) values.get("REMARKS"));
table.addColumns(readColumns(metaData, tableName));
Collection<String> primaryKeys = readPrimaryKeyNames(metaData, tableName);
for (Object key : primaryKeys) {
Column col = table.findColumn((String) key, true);
if (col != null) {
col.setPrimaryKey(true);
} else {
throw new NullPointerException(String.format("%s pk %s is null - %s %s",
tableName,
key,
ToStringBuilder.reflectionToString(metaData, ToStringStyle.SIMPLE_STYLE),
ToStringBuilder.reflectionToString(values, ToStringStyle.SIMPLE_STYLE)));
}
}
}
return table;
}
private static List<MetaDataColumnDescriptor> initColumnsForTable() {
List<MetaDataColumnDescriptor> result = new ArrayList<MetaDataColumnDescriptor>();
result.add(new MetaDataColumnDescriptor("TABLE_NAME", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("TABLE_TYPE", Types.VARCHAR, "UNKNOWN"));
result.add(new MetaDataColumnDescriptor("TABLE_CAT", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("TABLE_SCHEM", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("REMARKS", Types.VARCHAR));
return result;
}
private static List<MetaDataColumnDescriptor> initColumnsForColumn() {
List<MetaDataColumnDescriptor> result = new ArrayList<MetaDataColumnDescriptor>();
// As suggested by Alexandre Borgoltz, we're reading the COLUMN_DEF
// first because Oracle
// has problems otherwise (it seemingly requires a LONG column to be the
// first to be read)
// See also DDLUTILS-29
result.add(new MetaDataColumnDescriptor("COLUMN_DEF", Types.VARCHAR));
// we're also reading the table name so that a model reader impl can
// filter manually
result.add(new MetaDataColumnDescriptor("TABLE_NAME", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("COLUMN_NAME", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("TYPE_NAME", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("DATA_TYPE", Types.INTEGER, new Integer(Types.OTHER)));
result.add(new MetaDataColumnDescriptor("NUM_PREC_RADIX", Types.INTEGER, new Integer(10)));
result.add(new MetaDataColumnDescriptor("DECIMAL_DIGITS", Types.INTEGER, new Integer(0)));
result.add(new MetaDataColumnDescriptor("COLUMN_SIZE", Types.VARCHAR));
result.add(new MetaDataColumnDescriptor("IS_NULLABLE", Types.VARCHAR, "YES"));
result.add(new MetaDataColumnDescriptor("REMARKS", Types.VARCHAR));
return result;
}
private static List<MetaDataColumnDescriptor> initColumnsForPK() {
List<MetaDataColumnDescriptor> result = new ArrayList<MetaDataColumnDescriptor>();
result.add(new MetaDataColumnDescriptor("COLUMN_NAME", Types.VARCHAR));
// we're also reading the table name so that a model reader impl can
// filter manually
result.add(new MetaDataColumnDescriptor("TABLE_NAME", Types.VARCHAR));
// the name of the primary key is currently only interesting to the pk
// index name resolution
result.add(new MetaDataColumnDescriptor("PK_NAME", Types.VARCHAR));
return result;
}
private static List<Column> readColumns(DatabaseMetaDataWrapper metaData, String tableName) throws SQLException {
ResultSet columnData = null;
try {
columnData = metaData.getColumns(tableName, null);
List<Column> columns = new ArrayList<Column>();
Map<String, Object> values;
for (; columnData.next(); columns.add(readColumn(metaData, values))) {
Map<String, Object> tmp = readColumns(columnData, initColumnsForColumn());
if (tableName.equalsIgnoreCase((String) tmp.get("TABLE_NAME"))) {
values = tmp;
} else {
break;
}
}
return columns;
} finally {
JdbcUtils.closeResultSet(columnData);
}
}
private static Column readColumn(DatabaseMetaDataWrapper metaData, Map<String, Object> values) throws SQLException {
Column column = new Column();
column.setName((String) values.get("COLUMN_NAME"));
column.setDefaultValue((String) values.get("COLUMN_DEF"));
column.setTypeCode(((Integer) values.get("DATA_TYPE")).intValue());
String typeName = (String) values.get("TYPE_NAME");
// column.setType(typeName);
if ((typeName != null) && typeName.startsWith("TIMESTAMP")) {
column.setTypeCode(Types.TIMESTAMP);
}
// modify 2013-09-25，处理下unsigned
if ((typeName != null) && StringUtils.containsIgnoreCase(typeName, "UNSIGNED")) {
// 如果为unsigned，往上调大一个量级，避免数据溢出
switch (column.getTypeCode()) {
case Types.TINYINT:
column.setTypeCode(Types.SMALLINT);
break;
case Types.SMALLINT:
column.setTypeCode(Types.INTEGER);
break;
case Types.INTEGER:
column.setTypeCode(Types.BIGINT);
break;
case Types.BIGINT:
column.setTypeCode(Types.DECIMAL);
break;
default:
break;
}
}
Integer precision = (Integer) values.get("NUM_PREC_RADIX");
if (precision != null) {
column.setPrecisionRadix(precision.intValue());
}
String size = (String) values.get("COLUMN_SIZE");
if (size == null) {
size = (String) _defaultSizes.get(new Integer(column.getTypeCode()));
}
// we're setting the size after the precision and radix in case
// the database prefers to return them in the size value
column.setSize(size);
int scale = 0;
Object dec_digits = values.get("DECIMAL_DIGITS");
if (dec_digits instanceof String) {
scale = (dec_digits == null) ? 0 : NumberUtils.toInt(dec_digits.toString());
} else if (dec_digits instanceof Integer) {
scale = (dec_digits == null) ? 0 : (Integer) dec_digits;
}
if (scale != 0) {
column.setScale(scale);
}
column.setRequired("NO".equalsIgnoreCase(((String) values.get("IS_NULLABLE")).trim()));
column.setDescription((String) values.get("REMARKS"));
return column;
}
private static Map<String, Object> readColumns(ResultSet resultSet, List<MetaDataColumnDescriptor> columnDescriptors)
throws SQLException {
Map<String, Object> values = new HashMap<String, Object>();
MetaDataColumnDescriptor descriptor;
for (Iterator<MetaDataColumnDescriptor> it = columnDescriptors.iterator(); it.hasNext(); values.put(descriptor.getName(),
descriptor.readColumn(resultSet))) {
descriptor = (MetaDataColumnDescriptor) it.next();
}
return values;
}
private static Collection<String> readPrimaryKeyNames(DatabaseMetaDataWrapper metaData, String tableName)
throws SQLException {
ResultSet pkData = null;
try {
List<String> pks = new ArrayList<String>();
Map<String, Object> values;
for (pkData = metaData.getPrimaryKeys(tableName); pkData.next(); pks.add(readPrimaryKeyName(metaData,
values))) {
values = readColumns(pkData, initColumnsForPK());
}
return pks;
} finally {
JdbcUtils.closeResultSet(pkData);
}
}
private static String readPrimaryKeyName(DatabaseMetaDataWrapper metaData, Map<String, Object> values)
throws SQLException {
return (String) values.get("COLUMN_NAME");
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/utils/SqlTimestampConverter.java
+140
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package com.alibaba.otter.canal.example.db.utils;
import org.apache.commons.beanutils.ConversionException;
import org.apache.commons.beanutils.Converter;
import org.apache.commons.lang.time.DateFormatUtils;
import java.sql.Timestamp;
import java.text.ParseException;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
public class SqlTimestampConverter implements Converter {
/**
* Field description
*/
public static final String[] DATE_FORMATS = new String[]{"yyyy-MM-dd", "HH:mm:ss", "yyyy-MM-dd HH:mm:ss",
"yyyy-MM-dd hh:mm:ss.fffffffff", "EEE MMM dd HH:mm:ss zzz yyyy",
DateFormatUtils.ISO_DATETIME_FORMAT.getPattern(),
DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.getPattern(),
DateFormatUtils.SMTP_DATETIME_FORMAT.getPattern(),};
public static final Converter SQL_TIMESTAMP = new SqlTimestampConverter(null);
/**
* The default value specified to our Constructor, if any.
*/
private final Object defaultValue;
/**
* Should we return the default value on conversion errors?
*/
private final boolean useDefault;
/**
* Create a {@link Converter} that will throw a {@link ConversionException} if a conversion error occurs.
*/
public SqlTimestampConverter() {
this.defaultValue = null;
this.useDefault = false;
}
/**
* Create a {@link Converter} that will return the specified default value if a conversion error occurs.
*
* @param defaultValue The default value to be returned
*/
public SqlTimestampConverter(Object defaultValue) {
this.defaultValue = defaultValue;
this.useDefault = true;
}
/**
* Convert the specified input object into an output object of the specified type.
*
* @param type Data type to which this value should be converted
* @param value The input value to be converted
* @throws ConversionException if conversion cannot be performed successfully
*/
public Object convert(Class type, Object value) {
if (value == null) {
if (useDefault) {
return (defaultValue);
} else {
throw new ConversionException("No value specified");
}
}
if (value instanceof java.sql.Date && java.sql.Date.class.equals(type)) {
return value;
} else if (value instanceof java.sql.Time && java.sql.Time.class.equals(type)) {
return value;
} else if (value instanceof Timestamp && Timestamp.class.equals(type)) {
return value;
} else {
try {
if (java.sql.Date.class.equals(type)) {
return new java.sql.Date(convertTimestamp2TimeMillis(value.toString()));
} else if (java.sql.Time.class.equals(type)) {
return new java.sql.Time(convertTimestamp2TimeMillis(value.toString()));
} else if (Timestamp.class.equals(type)) {
return new Timestamp(convertTimestamp2TimeMillis(value.toString()));
} else {
return new Timestamp(convertTimestamp2TimeMillis(value.toString()));
}
} catch (Exception e) {
throw new ConversionException("Value format invalid: " + e.getMessage(), e);
}
}
}
private Long convertTimestamp2TimeMillis(String input) {
if (input == null) {
return null;
}
try {
// 先处理Timestamp类型
return Timestamp.valueOf(input).getTime();
} catch (Exception nfe) {
try {
try {
return parseDate(input, DATE_FORMATS, Locale.ENGLISH).getTime();
} catch (Exception err) {
return parseDate(input, DATE_FORMATS, Locale.getDefault()).getTime();
}
} catch (Exception err) {
// 最后处理long time的情况
return Long.parseLong(input);
}
}
}
private Date parseDate(String str, String[] parsePatterns, Locale locale) throws ParseException {
if ((str == null) || (parsePatterns == null)) {
throw new IllegalArgumentException("Date and Patterns must not be null");
}
SimpleDateFormat parser = null;
ParsePosition pos = new ParsePosition(0);
for (int i = 0; i < parsePatterns.length; i++) {
if (i == 0) {
parser = new SimpleDateFormat(parsePatterns[0], locale);
} else {
parser.applyPattern(parsePatterns[i]);
}
pos.setIndex(0);
Date date = parser.parse(str, pos);
if ((date != null) && (pos.getIndex() == str.length())) {
return date;
}
}
throw new ParseException("Unable to parse the date: " + str, -1);
}
}
example/src/main/java/com/alibaba/otter/canal/example/db/utils/SqlUtils.java
+315
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package com.alibaba.otter.canal.example.db.utils;
import org.apache.commons.beanutils.ConvertUtilsBean;
import org.apache.commons.lang.StringUtils;
import java.io.UnsupportedEncodingException;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.*;
import java.util.HashMap;
import java.util.Map;
public class SqlUtils {
public static final String REQUIRED_FIELD_NULL_SUBSTITUTE = " ";
public static final String SQLDATE_FORMAT = "yyyy-MM-dd";
public static final String TIMESTAMP_FORMAT = "yyyy-MM-dd HH:mm:ss";
private static final Map<Integer, Class<?>> sqlTypeToJavaTypeMap = new HashMap<Integer, Class<?>>();
private static final ConvertUtilsBean convertUtilsBean = new ConvertUtilsBean();
static {
// regist Converter
convertUtilsBean.register(SqlTimestampConverter.SQL_TIMESTAMP, Date.class);
convertUtilsBean.register(SqlTimestampConverter.SQL_TIMESTAMP, Time.class);
convertUtilsBean.register(SqlTimestampConverter.SQL_TIMESTAMP, Timestamp.class);
convertUtilsBean.register(ByteArrayConverter.SQL_BYTES, byte[].class);
// bool
sqlTypeToJavaTypeMap.put(Types.BOOLEAN, Boolean.class);
// int
sqlTypeToJavaTypeMap.put(Types.TINYINT, Integer.class);
sqlTypeToJavaTypeMap.put(Types.SMALLINT, Integer.class);
sqlTypeToJavaTypeMap.put(Types.INTEGER, Integer.class);
// long
sqlTypeToJavaTypeMap.put(Types.BIGINT, Long.class);
// mysql bit最多64位，无符号
sqlTypeToJavaTypeMap.put(Types.BIT, BigInteger.class);
// decimal
sqlTypeToJavaTypeMap.put(Types.REAL, Float.class);
sqlTypeToJavaTypeMap.put(Types.FLOAT, Float.class);
sqlTypeToJavaTypeMap.put(Types.DOUBLE, Double.class);
sqlTypeToJavaTypeMap.put(Types.NUMERIC, BigDecimal.class);
sqlTypeToJavaTypeMap.put(Types.DECIMAL, BigDecimal.class);
// date
sqlTypeToJavaTypeMap.put(Types.DATE, Date.class);
sqlTypeToJavaTypeMap.put(Types.TIME, Time.class);
sqlTypeToJavaTypeMap.put(Types.TIMESTAMP, Timestamp.class);
// blob
sqlTypeToJavaTypeMap.put(Types.BLOB, byte[].class);
// byte[]
sqlTypeToJavaTypeMap.put(Types.REF, byte[].class);
sqlTypeToJavaTypeMap.put(Types.OTHER, byte[].class);
sqlTypeToJavaTypeMap.put(Types.ARRAY, byte[].class);
sqlTypeToJavaTypeMap.put(Types.STRUCT, byte[].class);
sqlTypeToJavaTypeMap.put(Types.SQLXML, byte[].class);
sqlTypeToJavaTypeMap.put(Types.BINARY, byte[].class);
sqlTypeToJavaTypeMap.put(Types.DATALINK, byte[].class);
sqlTypeToJavaTypeMap.put(Types.DISTINCT, byte[].class);
sqlTypeToJavaTypeMap.put(Types.VARBINARY, byte[].class);
sqlTypeToJavaTypeMap.put(Types.JAVA_OBJECT, byte[].class);
sqlTypeToJavaTypeMap.put(Types.LONGVARBINARY, byte[].class);
// String
sqlTypeToJavaTypeMap.put(Types.CHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.VARCHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.LONGVARCHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.LONGNVARCHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.NCHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.NVARCHAR, String.class);
sqlTypeToJavaTypeMap.put(Types.NCLOB, String.class);
sqlTypeToJavaTypeMap.put(Types.CLOB, String.class);
}
/**
* 将指定java.sql.Types的ResultSet value转换成相应的String
*
* @param rs
* @param index
* @param sqlType
* @return
* @throws SQLException
*/
public static String sqlValueToString(ResultSet rs, int index, int sqlType) throws SQLException {
Class<?> requiredType = sqlTypeToJavaTypeMap.get(sqlType);
if (requiredType == null) {
throw new IllegalArgumentException("unknow java.sql.Types - " + sqlType);
}
return getResultSetValue(rs, index, requiredType);
}
/**
* sqlValueToString方法的逆向过程
*
* @param value
* @param sqlType
* @param isTextRequired
* @param isEmptyStringNulled
* @return
*/
public static Object stringToSqlValue(String value, int sqlType, boolean isRequired, boolean isEmptyStringNulled) {
// 设置变量
String sourceValue = value;
if (SqlUtils.isTextType(sqlType)) {
if ((sourceValue == null) || (StringUtils.isEmpty(sourceValue) && isEmptyStringNulled)) {
return isRequired ? REQUIRED_FIELD_NULL_SUBSTITUTE : null;
} else {
return sourceValue;
}
} else {
if (StringUtils.isEmpty(sourceValue)) {
return null;
} else {
Class<?> requiredType = sqlTypeToJavaTypeMap.get(sqlType);
if (requiredType == null) {
throw new IllegalArgumentException("unknow java.sql.Types - " + sqlType);
} else if (requiredType.equals(String.class)) {
return sourceValue;
} else if (isNumeric(sqlType)) {
return convertUtilsBean.convert(sourceValue.trim(), requiredType);
} else {
return convertUtilsBean.convert(sourceValue, requiredType);
}
}
}
}
public static String encoding(String source, int sqlType, String sourceEncoding, String targetEncoding) {
switch (sqlType) {
case Types.CHAR:
case Types.VARCHAR:
case Types.LONGVARCHAR:
case Types.NCHAR:
case Types.NVARCHAR:
case Types.LONGNVARCHAR:
case Types.CLOB:
case Types.NCLOB:
if (false == StringUtils.isEmpty(source)) {
String fromEncoding = StringUtils.isBlank(sourceEncoding) ? "UTF-8" : sourceEncoding;
String toEncoding = StringUtils.isBlank(targetEncoding) ? "UTF-8" : targetEncoding;
// if (false == StringUtils.equalsIgnoreCase(fromEncoding,
// toEncoding)) {
try {
return new String(source.getBytes(fromEncoding), toEncoding);
} catch (UnsupportedEncodingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
}
// }
}
}
return source;
}
/**
* Retrieve a JDBC column value from a ResultSet, using the specified value
* type.
* <p>
* Uses the specifically typed ResultSet accessor methods, falling back to
* {@link #getResultSetValue(ResultSet, int)} for unknown types.
* <p>
* Note that the returned value may not be assignable to the specified
* required type, in case of an unknown type. Calling code needs to deal
* with this case appropriately, e.g. throwing a corresponding exception.
*
* @param rs is the ResultSet holding the data
* @param index is the column index
* @param requiredType the required value type (may be <code>null</code>)
* @return the value object
* @throws SQLException if thrown by the JDBC API
*/
private static String getResultSetValue(ResultSet rs, int index, Class<?> requiredType) throws SQLException {
if (requiredType == null) {
return getResultSetValue(rs, index);
}
Object value = null;
boolean wasNullCheck = false;
// Explicitly extract typed value, as far as possible.
if (String.class.equals(requiredType)) {
value = rs.getString(index);
} else if (boolean.class.equals(requiredType) || Boolean.class.equals(requiredType)) {
value = Boolean.valueOf(rs.getBoolean(index));
wasNullCheck = true;
} else if (byte.class.equals(requiredType) || Byte.class.equals(requiredType)) {
value = new Byte(rs.getByte(index));
wasNullCheck = true;
} else if (short.class.equals(requiredType) || Short.class.equals(requiredType)) {
value = new Short(rs.getShort(index));
wasNullCheck = true;
} else if (int.class.equals(requiredType) || Integer.class.equals(requiredType)) {
value = new Long(rs.getLong(index));
wasNullCheck = true;
} else if (long.class.equals(requiredType) || Long.class.equals(requiredType)) {
value = rs.getBigDecimal(index);
wasNullCheck = true;
} else if (float.class.equals(requiredType) || Float.class.equals(requiredType)) {
value = new Float(rs.getFloat(index));
wasNullCheck = true;
} else if (double.class.equals(requiredType) || Double.class.equals(requiredType)
|| Number.class.equals(requiredType)) {
value = new Double(rs.getDouble(index));
wasNullCheck = true;
} else if (Time.class.equals(requiredType)) {
// try {
// value = rs.getTime(index);
// } catch (SQLException e) {
value = rs.getString(index);// 尝试拿为string对象，0000无法用Time表示
// if (value == null && !rs.wasNull()) {
// value = "00:00:00"; //
// mysql设置了zeroDateTimeBehavior=convertToNull，出现0值时返回为null
// }
// }
} else if (Timestamp.class.equals(requiredType) || Date.class.equals(requiredType)) {
// try {
// value = convertTimestamp(rs.getTimestamp(index));
// } catch (SQLException e) {
// 尝试拿为string对象，0000-00-00 00:00:00无法用Timestamp 表示
value = rs.getString(index);
// if (value == null && !rs.wasNull()) {
// value = "0000:00:00 00:00:00"; //
// mysql设置了zeroDateTimeBehavior=convertToNull，出现0值时返回为null
// }
// }
} else if (BigDecimal.class.equals(requiredType)) {
value = rs.getBigDecimal(index);
} else if (BigInteger.class.equals(requiredType)) {
value = rs.getBigDecimal(index);
} else if (Blob.class.equals(requiredType)) {
value = rs.getBlob(index);
} else if (Clob.class.equals(requiredType)) {
value = rs.getClob(index);
} else if (byte[].class.equals(requiredType)) {
try {
byte[] bytes = rs.getBytes(index);
if (bytes == null) {
value = null;
} else {
value = new String(bytes, "ISO-8859-1");// 将binary转化为iso-8859-1的字符串
}
} catch (UnsupportedEncodingException e) {
throw new SQLException(e);
}
} else {
// Some unknown type desired -> rely on getObject.
value = getResultSetValue(rs, index);
}
// Perform was-null check if demanded (for results that the
// JDBC driver returns as primitives).
if (wasNullCheck && (value != null) && rs.wasNull()) {
value = null;
}
return (value == null) ? null : convertUtilsBean.convert(value);
}
/**
* Retrieve a JDBC column value from a ResultSet, using the most appropriate
* value type. The returned value should be a detached value object, not
* having any ties to the active ResultSet: in particular, it should not be
* a Blob or Clob object but rather a byte array respectively String
* representation.
* <p>
* Uses the <code>getObject(index)</code> method, but includes additional
* "hacks" to get around Oracle 10g returning a non-standard object for its
* TIMESTAMP datatype and a <code>java.sql.Date</code> for DATE columns
* leaving out the time portion: These columns will explicitly be extracted
* as standard <code>java.sql.Timestamp</code> object.
*
* @param rs is the ResultSet holding the data
* @param index is the column index
* @return the value object
* @throws SQLException if thrown by the JDBC API
* @see Blob
* @see Clob
* @see Timestamp
*/
private static String getResultSetValue(ResultSet rs, int index) throws SQLException {
Object obj = rs.getObject(index);
return (obj == null) ? null : convertUtilsBean.convert(obj);
}
// private static Object convertTimestamp(Timestamp timestamp) {
// return (timestamp == null) ? null : timestamp.getTime();
// }
/**
* Check whether the given SQL type is numeric.
*/
public static boolean isNumeric(int sqlType) {
return (Types.BIT == sqlType) || (Types.BIGINT == sqlType) || (Types.DECIMAL == sqlType)
|| (Types.DOUBLE == sqlType) || (Types.FLOAT == sqlType) || (Types.INTEGER == sqlType)
|| (Types.NUMERIC == sqlType) || (Types.REAL == sqlType) || (Types.SMALLINT == sqlType)
|| (Types.TINYINT == sqlType);
}
public static boolean isTextType(int sqlType) {
if (sqlType == Types.CHAR || sqlType == Types.VARCHAR || sqlType == Types.CLOB || sqlType == Types.LONGVARCHAR
|| sqlType == Types.NCHAR || sqlType == Types.NVARCHAR || sqlType == Types.NCLOB
|| sqlType == Types.LONGNVARCHAR) {
return true;
} else {
return false;
}
}
}
example/src/main/resources/client-spring.xml
+53
View File
@@ -0,0 +1,53 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd"
default-autowire="byName">
<bean class="com.alibaba.otter.canal.example.db.PropertyPlaceholderConfigurer" lazy-init="false">
<property name="ignoreResourceNotFound" value="true"/>
<property name="systemPropertiesModeName" value="SYSTEM_PROPERTIES_MODE_OVERRIDE"/><!-- 允许system覆盖 -->
<property name="locationNames">
<list>
<value>classpath:client.properties</value>
</list>
</property>
</bean>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
<property name="driverClassName" value="com.mysql.jdbc.Driver"/>
<property name="url" value="${target.mysql.url:}"/>
<property name="username" value="${target.mysql.dbUsername:canal}"/>
<property name="password" value="${target.mysql.dbPassword:canal}"/>
<property name="maxActive" value="30"/>
<property name="initialSize" value="0"/>
<property name="minIdle" value="1"/>
<property name="maxWait" value="10000"/>
<property name="timeBetweenEvictionRunsMillis" value="60000"/>
<property name="minEvictableIdleTimeMillis" value="300000"/>
<property name="validationQuery" value="SELECT 1"/>
<property name="exceptionSorterClassName" value="com.alibaba.druid.pool.vendor.MySqlExceptionSorter"/>
<property name="validConnectionCheckerClassName" value="com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker"/>
<property name="testWhileIdle" value="true"/>
<property name="testOnBorrow" value="false"/>
<property name="testOnReturn" value="false"/>
<property name="useUnfairLock" value="true"/>
</bean>
<bean name="canalConnectorClient" class="com.alibaba.otter.canal.example.db.CanalConnectorClient" abstract="true">
<property name="zkServers" value="${zk.servers:127.0.0.1:2181}"/>
<property name="debug" value="${client.debug:true}"/>
<property name="destination" value="${client.destination:example}"/>
<property name="username" value="${client.username:canal}"/>
<property name="password" value="${client.password:canal}"/>
<property name="exceptionStrategy" value="${client.exceptionstrategy:1}"/>
<property name="retryTimes" value="${client.retrytimes:3}"/>
<property name="filter" value="${client.filter:.*\\..*}"/>
<property name="waitingTime" value="${client.waiting.time:10}"/>
</bean>
<bean id="mysqlClient" class="com.alibaba.otter.canal.example.db.mysql.MysqlClient" lazy-init="true" parent="canalConnectorClient">
<property name="dataSource" ref="dataSource"/>
</bean>
</beans>
example/src/main/resources/client.properties
+16
View File
@@ -0,0 +1,16 @@
# client 配置
zk.servers=127.0.0.1:2181
# 5 * 1024
client.batch.size=5120
client.debug=false
client.destination=example
client.username=canal
client.password=canal
client.exceptionstrategy=1
client.retrytimes=3
client.filter=.*\\..*
# 同步目标: mysql 配置
target.mysql.url=jdbc:mysql://127.0.0.1:4306
target.mysql.username=root
target.mysql.password=123456
instance/manager/src/main/java/com/alibaba/otter/canal/instance/manager/CanalInstanceWithManager.java
+11 -13
View File
@@ -6,7 +6,11 @@ import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import com.alibaba.otter.canal.parse.inbound.mysql.tablemeta.HistoryTableMetaCache;
import com.alibaba.otter.canal.meta.FileMixedMetaManager;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -21,13 +25,7 @@ import com.alibaba.otter.canal.filter.aviater.AviaterRegexFilter;
import com.alibaba.otter.canal.instance.core.AbstractCanalInstance;
import com.alibaba.otter.canal.instance.manager.model.Canal;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.DataSourcing;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.HAMode;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.IndexMode;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.MetaMode;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.SourcingType;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.StorageMode;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.StorageScavengeMode;
import com.alibaba.otter.canal.instance.manager.model.CanalParameter.*;
import com.alibaba.otter.canal.meta.MemoryMetaManager;
import com.alibaba.otter.canal.meta.PeriodMixedMetaManager;
import com.alibaba.otter.canal.meta.ZooKeeperMetaManager;
@@ -38,12 +36,7 @@ import com.alibaba.otter.canal.parse.inbound.AbstractEventParser;
import com.alibaba.otter.canal.parse.inbound.group.GroupEventParser;
import com.alibaba.otter.canal.parse.inbound.mysql.LocalBinlogEventParser;
import com.alibaba.otter.canal.parse.inbound.mysql.MysqlEventParser;
import com.alibaba.otter.canal.parse.index.CanalLogPositionManager;
import com.alibaba.otter.canal.parse.index.FailbackLogPositionManager;
import com.alibaba.otter.canal.parse.index.MemoryLogPositionManager;
import com.alibaba.otter.canal.parse.index.MetaLogPositionManager;
import com.alibaba.otter.canal.parse.index.PeriodMixedLogPositionManager;
import com.alibaba.otter.canal.parse.index.ZooKeeperLogPositionManager;
import com.alibaba.otter.canal.parse.index.*;
import com.alibaba.otter.canal.parse.support.AuthenticationInfo;
import com.alibaba.otter.canal.protocol.position.EntryPosition;
import com.alibaba.otter.canal.sink.entry.EntryEventSink;
@@ -121,6 +114,11 @@ public class CanalInstanceWithManager extends AbstractCanalInstance {
ZooKeeperMetaManager zooKeeperMetaManager = new ZooKeeperMetaManager();
zooKeeperMetaManager.setZkClientx(getZkclientx());
((PeriodMixedMetaManager) metaManager).setZooKeeperMetaManager(zooKeeperMetaManager);
} else if (mode.isLocalFile()){
FileMixedMetaManager fileMixedMetaManager = new FileMixedMetaManager();
fileMixedMetaManager.setDataDir(parameters.getDataDir());
fileMixedMetaManager.setPeriod(parameters.getMetaFileFlushPeriod());
metaManager = fileMixedMetaManager;
} else {
throw new CanalException("unsupport MetaMode for " + mode);
}
instance/manager/src/main/java/com/alibaba/otter/canal/instance/manager/model/CanalParameter.java
+25 -1
View File
@@ -29,8 +29,10 @@ public class CanalParameter implements Serializable {
private Long zkClusterId; // zk集群id，为管理方便
private List<String> zkClusters; // zk集群地址
private String dataDir = "../conf"; // 默认本地文件数据的目录默认是conf
// meta相关参数
private MetaMode metaMode = MetaMode.MEMORY; // meta机制
private Integer metaFileFlushPeriod = 1000; // meta刷新间隔
// storage存储
private Integer transactionSize = 1024; // 支持处理的transaction事务大小
@@ -247,7 +249,9 @@ public class CanalParameter implements Serializable {
/** 文件存储模式 */
ZOOKEEPER,
/** 混合模式，内存+文件 */
MIXED;
MIXED,
/** 本地文件存储模式*/
LOCAL_FILE;
public boolean isMemory() {
return this.equals(MetaMode.MEMORY);
@@ -260,6 +264,10 @@ public class CanalParameter implements Serializable {
public boolean isMixed() {
return this.equals(MetaMode.MIXED);
}
public boolean isLocalFile(){
return this.equals(MetaMode.LOCAL_FILE);
}
}
public static enum IndexMode {
@@ -394,6 +402,22 @@ public class CanalParameter implements Serializable {
return storageMode;
}
public String getDataDir() {
return dataDir;
}
public void setDataDir(String dataDir) {
this.dataDir = dataDir;
}
public Integer getMetaFileFlushPeriod() {
return metaFileFlushPeriod;
}
public void setMetaFileFlushPeriod(Integer metaFileFlushPeriod) {
this.metaFileFlushPeriod = metaFileFlushPeriod;
}
public void setStorageMode(StorageMode storageMode) {
this.storageMode = storageMode;
}
kafka-client/pom.xml
+111
View File
@@ -0,0 +1,111 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<artifactId>canal</artifactId>
<groupId>com.alibaba.otter</groupId>
<version>1.0.26-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>
<groupId>com.alibaba.otter</groupId>
<artifactId>canal.kafka.client</artifactId>
<packaging>jar</packaging>
<name>canal kafka client module for otter ${project.version}</name>
<dependencies>
<dependency>
<groupId>com.alibaba.otter</groupId>
<artifactId>canal.protocol</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka-clients</artifactId>
<version>0.9.0.1</version>
</dependency>
<!-- junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
</dependency>
</dependencies>
<profiles>
<profile>
<id>dev</id>
<activation>
<activeByDefault>true</activeByDefault>
<property>
<name>env</name>
<value>!javadoc</value>
</property>
</activation>
</profile>
<profile>
<id>javadoc</id>
<activation>
<property>
<name>env</name>
<value>javadoc</value>
</property>
</activation>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.9.1</version>
<executions>
<execution>
<id>attach-javadocs</id>
<phase>package</phase>
<goals>
<goal>jar</goal>
</goals>
</execution>
</executions>
<configuration>
<aggregate>true</aggregate>
<show>public</show>
<nohelp>true</nohelp>
<header>${project.artifactId}-${project.version}</header>
<footer>${project.artifactId}-${project.version}</footer>
<doctitle>${project.artifactId}-${project.version}</doctitle>
<links>
<link>https://github.com/alibaba/canal</link>
</links>
<outputDirectory>${project.build.directory}/apidocs/apidocs/${project.version}</outputDirectory>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-scm-publish-plugin</artifactId>
<version>1.0-beta-2</version>
<executions>
<execution>
<id>attach-javadocs</id>
<phase>package</phase>
<goals>
<goal>publish-scm</goal>
</goals>
</execution>
</executions>
<configuration>
<checkoutDirectory>${project.build.directory}/scmpublish</checkoutDirectory>
<checkinComment>Publishing javadoc for ${project.artifactId}:${project.version}</checkinComment>
<content>${project.build.directory}/apidocs</content>
<skipDeletedFiles>true</skipDeletedFiles>
<pubScmUrl>scm:git:git@github.com:alibaba/canal.git</pubScmUrl>
<scmBranch>gh-pages</scmBranch>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
</project>
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/KafkaCanalConnector.java
+242
View File
@@ -0,0 +1,242 @@
package com.alibaba.otter.canal.kafka.client;
import com.alibaba.otter.canal.common.utils.AddressUtils;
import com.alibaba.otter.canal.common.utils.BooleanMutex;
import com.alibaba.otter.canal.common.zookeeper.ZkClientx;
import com.alibaba.otter.canal.kafka.client.running.ClientRunningData;
import com.alibaba.otter.canal.kafka.client.running.ClientRunningListener;
import com.alibaba.otter.canal.kafka.client.running.ClientRunningMonitor;
import com.alibaba.otter.canal.protocol.Message;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
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 java.util.Collections;
import java.util.Properties;
import java.util.concurrent.TimeUnit;
/**
* canal kafka 数据操作客户端
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public class KafkaCanalConnector {
private KafkaConsumer<String, Message> kafkaConsumer;
private String topic;
private Integer partition;
private Properties properties;
private ClientRunningMonitor runningMonitor; // 运行控制
private ZkClientx zkClientx;
private BooleanMutex mutex = new BooleanMutex(false);
private volatile boolean connected = false;
private volatile boolean running = false;
public KafkaCanalConnector(String zkServers, String servers, String topic, Integer partition, String groupId) {
this.topic = topic;
this.partition = partition;
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("max.poll.records", "1"); // 所以一次只取一条数据
properties.put("key.deserializer", StringDeserializer.class.getName());
properties.put("value.deserializer", MessageDeserializer.class.getName());
if (zkServers != null) {
zkClientx = new ZkClientx(zkServers);
ClientRunningData clientData = new ClientRunningData();
clientData.setGroupId(groupId);
clientData.setAddress(AddressUtils.getHostIp());
runningMonitor = new ClientRunningMonitor();
runningMonitor.setTopic(topic);
runningMonitor.setZkClient(zkClientx);
runningMonitor.setClientData(clientData);
runningMonitor.setListener(new ClientRunningListener() {
public void processActiveEnter() {
mutex.set(true);
}
public void processActiveExit() {
mutex.set(false);
}
});
}
}
/**
* 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));
}
/**
* 打开连接
*/
public void connect() {
if (connected) {
return;
}
if (runningMonitor != null) {
if (!runningMonitor.isStart()) {
runningMonitor.start();
}
}
connected = true;
if (kafkaConsumer == null) {
kafkaConsumer = new KafkaConsumer<String, Message>(properties);
}
}
/**
* 关闭链接
*/
public void disconnnect() {
kafkaConsumer.close();
connected = false;
if (runningMonitor.isStart()) {
runningMonitor.stop();
}
}
private void waitClientRunning() {
try {
if (zkClientx != null) {
if (!connected) {// 未调用connect
throw new CanalClientException("should connect first");
}
running = true;
mutex.get();// 阻塞等待
} else {
// 单机模式直接设置为running
running = true;
}
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
throw new CanalClientException(e);
}
}
public boolean checkValid() {
if (zkClientx != null) {
return mutex.state();
} else {
return true;// 默认都放过
}
}
/**
* 订阅topic
*/
public void subscribe() {
waitClientRunning();
if (!running) {
return;
}
if (partition == null) {
kafkaConsumer.subscribe(Collections.singletonList(topic));
} else {
TopicPartition topicPartition = new TopicPartition(topic, partition);
kafkaConsumer.assign(Collections.singletonList(topicPartition));
}
}
/**
* 取消订阅
*/
public void unsubscribe() {
waitClientRunning();
if (!running) {
return;
}
kafkaConsumer.unsubscribe();
}
/**
* 获取数据，自动进行确认
*
* @return
*/
public Message get() {
return get(100L, TimeUnit.MILLISECONDS);
}
public Message get(Long timeout, TimeUnit unit) {
waitClientRunning();
if (!running) {
return null;
}
Message message = getWithoutAck(timeout, unit);
this.ack();
return message;
}
public Message getWithoutAck() {
return getWithoutAck(100L, TimeUnit.MILLISECONDS);
}
/**
* 获取数据，不进行确认，等待处理完成手工确认
*
* @return
*/
public Message getWithoutAck(Long timeout, TimeUnit unit) {
waitClientRunning();
if (!running) {
return null;
}
ConsumerRecords<String, Message> records = kafkaConsumer.poll(unit.toMillis(timeout)); // 基于配置，最多只能poll到一条数据
if (!records.isEmpty()) {
return records.iterator().next().value();
}
return null;
}
/**
* 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
*/
public void ack() {
waitClientRunning();
if (!running) {
return;
}
kafkaConsumer.commitSync();
}
public void stopRunning() {
if (running) {
running = false; // 设置为非running状态
if (!mutex.state()) {
mutex.set(true); // 中断阻塞
}
}
}
}
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/KafkaCanalConnectors.java
+62
View File
@@ -0,0 +1,62 @@
package com.alibaba.otter.canal.kafka.client;
/**
* canal kafka connectors创建工具类
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public class KafkaCanalConnectors {
/**
* 创建kafka客户端链接，独立运行不注册zk信息
*
* @param servers
* @param topic
* @param partition
* @param groupId
* @return
*/
public static KafkaCanalConnector newKafkaConnector(String servers, String topic, Integer partition, String groupId) {
return new KafkaCanalConnector(null, servers, topic, partition, groupId);
}
/**
* 创建kafka客户端链接，独立运行不注册zk信息
*
* @param servers
* @param topic
* @param groupId
* @return
*/
public static KafkaCanalConnector newKafkaConnector(String servers, String topic, String groupId) {
return new KafkaCanalConnector(null, servers, topic, null, groupId);
}
/**
* 创建kafka客户端链接
*
* @param zkServers
* @param servers
* @param topic
* @param partition
* @param groupId
* @return
*/
public static KafkaCanalConnector newKafkaConnector(String zkServers, String servers, String topic, Integer partition, String groupId) {
return new KafkaCanalConnector(zkServers, servers, topic, partition, groupId);
}
/**
* 创建kafka客户端链接
*
* @param zkServers
* @param servers
* @param topic
* @param groupId
* @return
*/
public static KafkaCanalConnector newKafkaConnector(String zkServers, String servers, String topic, String groupId) {
return new KafkaCanalConnector(zkServers, servers, topic, null, groupId);
}
}
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/MessageDeserializer.java
+64
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package com.alibaba.otter.canal.kafka.client;
import java.util.Map;
import org.apache.kafka.common.serialization.Deserializer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.otter.canal.protocol.CanalEntry;
import com.alibaba.otter.canal.protocol.CanalPacket;
import com.alibaba.otter.canal.protocol.Message;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
import com.google.protobuf.ByteString;
/**
* Kafka Message类的反序列化
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public class MessageDeserializer implements Deserializer<Message> {
private static Logger logger = LoggerFactory.getLogger(MessageDeserializer.class);
@Override
public void configure(Map<String, ?> configs, boolean isKey) {
}
@Override
public Message deserialize(String topic, byte[] data) {
try {
if (data == null) {
return null;
}
else {
CanalPacket.Packet p = CanalPacket.Packet.parseFrom(data);
switch (p.getType()) {
case MESSAGES: {
if (!p.getCompression().equals(CanalPacket.Compression.NONE)) {
throw new CanalClientException("compression is not supported in this connector");
}
CanalPacket.Messages messages = CanalPacket.Messages.parseFrom(p.getBody());
Message result = new Message(messages.getBatchId());
for (ByteString byteString : messages.getMessagesList()) {
result.addEntry(CanalEntry.Entry.parseFrom(byteString));
}
return result;
}
default:
break;
}
}
} catch (Exception e) {
logger.error("Error when deserializing byte[] to message ");
}
return null;
}
@Override
public void close() {
// nothing to do
}
}
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/running/ClientRunningData.java
+39
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package com.alibaba.otter.canal.kafka.client.running;
/**
* client running状态信息
*
* @author machengyuan 2018-06-20 下午04:10:12
* @version 1.0.0
*/
public class ClientRunningData {
private String groupId;
private String address;
private boolean active = true;
public String getGroupId() {
return groupId;
}
public void setGroupId(String groupId) {
this.groupId = groupId;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public boolean isActive() {
return active;
}
public void setActive(boolean active) {
this.active = active;
}
}
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/running/ClientRunningListener.java
+21
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package com.alibaba.otter.canal.kafka.client.running;
/**
* client running状态信息
*
* @author machengyuan 2018-06-20 下午04:10:12
* @version 1.0.0
*/
public interface ClientRunningListener {
/**
* 触发现在轮到自己做为active
*/
public void processActiveEnter();
/**
* 触发一下当前active模式失败
*/
public void processActiveExit();
}
kafka-client/src/main/java/com/alibaba/otter/canal/kafka/client/running/ClientRunningMonitor.java
+281
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package com.alibaba.otter.canal.kafka.client.running;
import java.text.MessageFormat;
import java.util.Random;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import org.I0Itec.zkclient.IZkDataListener;
import org.I0Itec.zkclient.exception.ZkException;
import org.I0Itec.zkclient.exception.ZkInterruptedException;
import org.I0Itec.zkclient.exception.ZkNoNodeException;
import org.I0Itec.zkclient.exception.ZkNodeExistsException;
import org.apache.zookeeper.CreateMode;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
import com.alibaba.otter.canal.common.AbstractCanalLifeCycle;
import com.alibaba.otter.canal.common.utils.AddressUtils;
import com.alibaba.otter.canal.common.utils.BooleanMutex;
import com.alibaba.otter.canal.common.utils.JsonUtils;
import com.alibaba.otter.canal.common.zookeeper.ZkClientx;
import com.alibaba.otter.canal.common.zookeeper.ZookeeperPathUtils;
import com.alibaba.otter.canal.protocol.exception.CanalClientException;
/**
* kafka client running状态信息
*
* @author machengyuan 2018-06-20 下午04:10:12
* @version 1.0.0
*/
public class ClientRunningMonitor extends AbstractCanalLifeCycle {
private static final String TOPIC_ROOT_NODE = ZookeeperPathUtils.CANAL_ROOT_NODE
+ ZookeeperPathUtils.ZOOKEEPER_SEPARATOR + "topics";
private static final String TOPIC_NODE = TOPIC_ROOT_NODE + ZookeeperPathUtils.ZOOKEEPER_SEPARATOR
+ "{0}";
private static final String TOPIC_CLIENTID_NODE = TOPIC_NODE + ZookeeperPathUtils.ZOOKEEPER_SEPARATOR
+ "{1}";
private static final String TOPIC_CLIENTID_RUNNING_NODE = TOPIC_CLIENTID_NODE
+ ZookeeperPathUtils.ZOOKEEPER_SEPARATOR
+ ZookeeperPathUtils.RUNNING_NODE;
private static String getTopicClientRunning(String topic, String groupId) {
return MessageFormat.format(TOPIC_CLIENTID_RUNNING_NODE, topic, groupId);
}
private static String getClientIdNodePath(String topic, String groupId) {
return MessageFormat.format(TOPIC_CLIENTID_NODE, topic, groupId);
}
private static final Logger logger = LoggerFactory.getLogger(ClientRunningMonitor.class);
private ZkClientx zkClient;
private String topic;
private ClientRunningData clientData;
private IZkDataListener dataListener;
private BooleanMutex mutex = new BooleanMutex(false);
private volatile boolean release = false;
private volatile ClientRunningData activeData;
private ScheduledExecutorService delayExector = Executors.newScheduledThreadPool(1);
private ClientRunningListener listener;
private int delayTime = 5;
private static Integer virtualPort;
public ClientRunningMonitor(){
if (virtualPort == null) {
Random rand = new Random();
virtualPort = rand.nextInt(9000) + 1000;
}
dataListener = new IZkDataListener() {
public void handleDataChange(String dataPath, Object data) throws Exception {
MDC.put("kafkaTopic", topic);
ClientRunningData runningData = JsonUtils.unmarshalFromByte((byte[]) data, ClientRunningData.class);
if (!isMine(runningData.getAddress())) {
mutex.set(false);
}
if (!runningData.isActive() && isMine(runningData.getAddress())) { // 说明出现了主动释放的操作，并且本机之前是active
release = true;
releaseRunning();// 彻底释放mainstem
}
activeData = (ClientRunningData) runningData;
}
public void handleDataDeleted(String dataPath) throws Exception {
MDC.put("kafkaTopic", topic);
mutex.set(false);
// 触发一下退出,可能是人为干预的释放操作或者网络闪断引起的session expired timeout
processActiveExit();
if (!release && activeData != null && isMine(activeData.getAddress())) {
// 如果上一次active的状态就是本机，则即时触发一下active抢占
initRunning();
} else {
// 否则就是等待delayTime，避免因网络瞬端或者zk异常，导致出现频繁的切换操作
delayExector.schedule(new Runnable() {
public void run() {
initRunning();
}
}, delayTime, TimeUnit.SECONDS);
}
}
};
}
public void start() {
super.start();
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
zkClient.subscribeDataChanges(path, dataListener);
initRunning();
}
public void stop() {
super.stop();
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
zkClient.unsubscribeDataChanges(path, dataListener);
releaseRunning(); // 尝试一下release
// Fix issue #697
if (delayExector != null) {
delayExector.shutdown();
}
}
// 改动记录：
// 1,在方法上加synchronized关键字,保证同步顺序执行;
// 2,判断Zk上已经存在的activeData是否是本机，是的话把mutex重置为true，否则会导致死锁
// 3,增加异常处理，保证出现异常时，running节点能被删除,否则会导致死锁
public synchronized void initRunning() {
if (!isStart()) {
return;
}
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
// 序列化
byte[] bytes = JsonUtils.marshalToByte(clientData);
try {
mutex.set(false);
zkClient.create(path, bytes, CreateMode.EPHEMERAL);
processActiveEnter();// 触发一下事件
activeData = clientData;
mutex.set(true);
} catch (ZkNodeExistsException e) {
bytes = zkClient.readData(path, true);
if (bytes == null) {// 如果不存在节点，立即尝试一次
initRunning();
} else {
activeData = JsonUtils.unmarshalFromByte(bytes, ClientRunningData.class);
// 如果发现已经存在,判断一下是否自己,避免活锁
if (activeData.getAddress().contains(":") && isMine(activeData.getAddress())) {
mutex.set(true);
}
}
} catch (ZkNoNodeException e) {
zkClient.createPersistent(getClientIdNodePath(this.topic, clientData.getGroupId()), true); // 尝试创建父节点
initRunning();
} catch (Throwable t) {
logger.error(MessageFormat.format("There is an error when execute initRunning method, with destination [{0}].",
topic),
t);
// 出现任何异常尝试release
releaseRunning();
throw new CanalClientException("something goes wrong in initRunning method. ", t);
}
}
/**
* 阻塞等待自己成为active，如果自己成为active，立马返回
*
* @throws InterruptedException
*/
public void waitForActive() throws InterruptedException {
initRunning();
mutex.get();
}
/**
* 检查当前的状态
*/
public boolean check() {
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
// ZookeeperPathUtils.getDestinationClientRunning(this.destination,
// clientData.getClientId());
try {
byte[] bytes = zkClient.readData(path);
ClientRunningData eventData = JsonUtils.unmarshalFromByte(bytes, ClientRunningData.class);
activeData = eventData;// 更新下为最新值
// 检查下nid是否为自己
boolean result = isMine(activeData.getAddress());
if (!result) {
logger.warn("canal is running in [{}] , but not in [{}]",
activeData.getAddress(),
clientData.getAddress());
}
return result;
} catch (ZkNoNodeException e) {
logger.warn("canal is not run any in node");
return false;
} catch (ZkInterruptedException e) {
logger.warn("canal check is interrupt");
Thread.interrupted();// 清除interrupt标记
return check();
} catch (ZkException e) {
logger.warn("canal check is failed");
return false;
}
}
public boolean releaseRunning() {
if (check()) {
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
zkClient.delete(path);
mutex.set(false);
processActiveExit();
return true;
}
return false;
}
// ====================== helper method ======================
private boolean isMine(String address) {
return address.equals(clientData.getAddress());
}
private void processActiveEnter() {
if (listener != null) {
// 触发回调
listener.processActiveEnter();
this.clientData.setAddress(/* address */AddressUtils.getHostIp() + ":" + virtualPort);
String path = getTopicClientRunning(this.topic, clientData.getGroupId());
// 序列化
byte[] bytes = JsonUtils.marshalToByte(clientData);
zkClient.writeData(path, bytes);
}
}
private void processActiveExit() {
if (listener != null) {
listener.processActiveExit();
}
}
public void setListener(ClientRunningListener listener) {
this.listener = listener;
}
// ===================== setter / getter =======================
public void setTopic(String topic) {
this.topic = topic;
}
public void setClientData(ClientRunningData clientData) {
this.clientData = clientData;
}
public void setDelayTime(int delayTime) {
this.delayTime = delayTime;
}
public void setZkClient(ZkClientx zkClient) {
this.zkClient = zkClient;
}
}
kafka-client/src/test/java/com/alibaba/otter/canal/kafka/client/running/AbstractKafkaTest.java
+26
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package com.alibaba.otter.canal.kafka.client.running;
import org.junit.Assert;
/**
* Kafka 测试基类
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public abstract class AbstractKafkaTest {
public static String topic = "example";
public static Integer partition = null;
public static String groupId = "g4";
public static String servers = "slave1:6667,slave2:6667,slave3:6667";
public static String zkServers = "slave1:2181,slave2:2181,slave3:2181";
public void sleep(long time) {
try {
Thread.sleep(time);
} catch (InterruptedException e) {
Assert.fail(e.getMessage());
}
}
}
kafka-client/src/test/java/com/alibaba/otter/canal/kafka/client/running/CanalKafkaClientExample.java
+144
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package com.alibaba.otter.canal.kafka.client.running;
import java.util.concurrent.TimeUnit;
import org.apache.kafka.common.errors.WakeupException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.Assert;
import com.alibaba.otter.canal.kafka.client.KafkaCanalConnector;
import com.alibaba.otter.canal.kafka.client.KafkaCanalConnectors;
import com.alibaba.otter.canal.protocol.Message;
/**
* Kafka client example
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public class CanalKafkaClientExample {
protected final static Logger logger = LoggerFactory.getLogger(CanalKafkaClientExample.class);
private KafkaCanalConnector connector;
private static volatile boolean running = false;
private Thread thread = null;
private Thread.UncaughtExceptionHandler handler = new Thread.UncaughtExceptionHandler() {
public void uncaughtException(Thread t, Throwable e) {
logger.error("parse events has an error", e);
}
};
public CanalKafkaClientExample(String zkServers, String servers, String topic, Integer partition, String groupId) {
connector = KafkaCanalConnectors.newKafkaConnector(zkServers, servers, topic, partition, groupId);
}
public static void main(String[] args) {
try {
final CanalKafkaClientExample kafkaCanalClientExample = new CanalKafkaClientExample(AbstractKafkaTest.zkServers,
AbstractKafkaTest.servers,
AbstractKafkaTest.topic,
AbstractKafkaTest.partition,
AbstractKafkaTest.groupId);
logger.info("## start the kafka consumer: {}-{}", AbstractKafkaTest.topic, AbstractKafkaTest.groupId);
kafkaCanalClientExample.start();
logger.info("## the canal kafka consumer is running now ......");
Runtime.getRuntime().addShutdownHook(new Thread() {
public void run() {
try {
logger.info("## stop the kafka consumer");
kafkaCanalClientExample.stop();
} catch (Throwable e) {
logger.warn("##something goes wrong when stopping kafka consumer:", e);
} finally {
logger.info("## kafka consumer is down.");
}
}
});
while (running)
;
} catch (Throwable e) {
logger.error("## Something goes wrong when starting up the kafka consumer:", e);
System.exit(0);
}
}
public void start() {
Assert.notNull(connector, "connector is null");
thread = new Thread(new Runnable() {
public void run() {
process();
}
});
thread.setUncaughtExceptionHandler(handler);
thread.start();
running = true;
}
public void stop() {
if (!running) {
return;
}
connector.stopRunning();
running = false;
if (thread != null) {
try {
thread.join();
} catch (InterruptedException e) {
// ignore
}
}
}
private void process() {
while (!running)
;
while (running) {
try {
connector.connect();
connector.subscribe();
while (running) {
try {
Message message = connector.getWithoutAck(1L, TimeUnit.SECONDS); // 获取message
if (message == null) {
continue;
}
long batchId = message.getId();
int size = message.getEntries().size();
if (batchId == -1 || size == 0) {
// try {
// Thread.sleep(1000);
// } catch (InterruptedException e) {
// }
} else {
// printSummary(message, batchId, size);
// printEntry(message.getEntries());
logger.info(message.toString());
}
connector.ack(); // 提交确认
} catch (Exception e) {
logger.error(e.getMessage(), e);
}
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
}
}
try {
connector.unsubscribe();
} catch (WakeupException e) {
// No-op. Continue process
}
connector.disconnnect();
}
}
kafka-client/src/test/java/com/alibaba/otter/canal/kafka/client/running/KafkaClientRunningTest.java
+62
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package com.alibaba.otter.canal.kafka.client.running;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import org.apache.kafka.common.errors.WakeupException;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.otter.canal.kafka.client.KafkaCanalConnector;
import com.alibaba.otter.canal.kafka.client.KafkaCanalConnectors;
import com.alibaba.otter.canal.protocol.Message;
/**
* Kafka consumer获取Message的测试例子
*
* @author machengyuan @ 2018-6-12
* @version 1.0.0
*/
public class KafkaClientRunningTest extends AbstractKafkaTest {
private Logger logger = LoggerFactory.getLogger(KafkaClientRunningTest.class);
private boolean running = true;
@Test
public void testKafkaConsumer() {
final ExecutorService executor = Executors.newFixedThreadPool(1);
final KafkaCanalConnector connector = KafkaCanalConnectors.newKafkaConnector(servers, topic, partition, groupId);
executor.submit(new Runnable() {
@Override
public void run() {
connector.connect();
connector.subscribe();
while (running) {
try {
Message message = connector.getWithoutAck(3L, TimeUnit.SECONDS);
if (message != null) {
System.out.println(message);
}
connector.ack();
} catch (WakeupException e) {
// ignore
}
}
connector.unsubscribe();
connector.disconnnect();
}
});
sleep(60000);
running = false;
executor.shutdown();
logger.info("shutdown completed");
}
}
kafka-client/src/test/resources/logback.xml
+19
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<configuration scan="true" scanPeriod=" 5 seconds">
<jmxConfigurator />
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{56} - %msg%n
</pattern>
</encoder>
</appender>
<logger name="org.apache.kafka" additivity="false">
<level value="ERROR" />
<appender-ref ref="STDOUT" />
</logger>
<root level="INFO">
<appender-ref ref="STDOUT"/>
</root>
</configuration>
kafka/pom.xml
+140
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<parent>
<artifactId>canal</artifactId>
<groupId>com.alibaba.otter</groupId>
<version>1.0.26-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>
<groupId>com.alibaba.otter</groupId>
<artifactId>canal.kafka</artifactId>
<packaging>jar</packaging>
<name>canal kafka module for otter ${project.version}</name>
<dependencies>
<dependency>
<groupId>com.alibaba.otter</groupId>
<artifactId>canal.deployer</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>org.yaml</groupId>
<artifactId>snakeyaml</artifactId>
<version>1.17</version>
</dependency>
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka_2.11</artifactId>
<version>0.9.0.1</version>
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<build>
<plugins>
<!-- deploy模块的packaging通常是jar，如果项目中没有java 源代码或资源文件，加上这一段配置使项目能通过构建 -->
<plugin>
<artifactId>maven-jar-plugin</artifactId>
<configuration>
<archive>
<addMavenDescriptor>true</addMavenDescriptor>
</archive>
<excludes>
<exclude>**/logback.xml</exclude>
<exclude>**/canal.properties</exclude>
<exclude>**/spring/**</exclude>
<exclude>**/example/**</exclude>
<exclude>**/kafka.yml</exclude>
</excludes>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<!-- 这是最新版本，推荐使用这个版本 -->
<version>2.2.1</version>
<executions>
<execution>
<id>assemble</id>
<goals>
<goal>single</goal>
</goals>
<phase>package</phase>
</execution>
</executions>
<configuration>
<appendAssemblyId>false</appendAssemblyId>
<attach>false</attach>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>dev</id>
<activation>
<activeByDefault>true</activeByDefault>
<property>
<name>env</name>
<value>!release</value>
</property>
</activation>
<build>
<plugins>
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<!-- maven assembly插件需要一个描述文件 来告诉插件包的结构以及打包所需的文件来自哪里 -->
<descriptors>
<descriptor>${basedir}/src/main/assembly/dev.xml</descriptor>
</descriptors>
<finalName>canal</finalName>
<outputDirectory>${project.build.directory}</outputDirectory>
</configuration>
</plugin>
</plugins>
</build>
</profile>
<profile>
<id>release</id>
<activation>
<property>
<name>env</name>
<value>release</value>
</property>
</activation>
<build>
<plugins>
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<configuration>
<!-- 发布模式使用的maven assembly插件描述文件 -->
<descriptors>
<descriptor>${basedir}/src/main/assembly/release.xml</descriptor>
</descriptors>
<!-- 如果一个应用的包含多个deploy模块，如果使用同样的包名， 如果把它们复制的一个目录中可能会失败，所以包名加了 artifactId以示区分 -->
<finalName>${project.artifactId}-${project.version}</finalName>
<!-- scm 要求 release 模式打出的包放到顶级目录下的target子目录中 -->
<outputDirectory>${project.parent.build.directory}</outputDirectory>
</configuration>
</plugin>
</plugins>
</build>
</profile>
</profiles>
</project>
kafka/src/main/assembly/dev.xml
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<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
<id>dist</id>
<formats>
<format>dir</format>
</formats>
<includeBaseDirectory>false</includeBaseDirectory>
<fileSets>
<fileSet>
<directory>.</directory>
<outputDirectory>/</outputDirectory>
<includes>
<include>README*</include>
</includes>
</fileSet>
<fileSet>
<directory>./src/main/bin</directory>
<outputDirectory>bin</outputDirectory>
<includes>
<include>**/*</include>
</includes>
<fileMode>0755</fileMode>
</fileSet>
<fileSet>
<directory>../deployer/src/main/conf</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
</fileSet>
<fileSet>
<directory>../deployer/src/main/resources</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
<excludes>
<exclude>logback.xml</exclude>
</excludes>
</fileSet>
<fileSet>
<directory>./src/main/resources</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
</fileSet>
<fileSet>
<directory>target</directory>
<outputDirectory>logs</outputDirectory>
<excludes>
<exclude>**/*</exclude>
</excludes>
</fileSet>
</fileSets>
<dependencySets>
<dependencySet>
<outputDirectory>lib</outputDirectory>
<excludes>
<exclude>junit:junit</exclude>
</excludes>
</dependencySet>
</dependencySets>
</assembly>
kafka/src/main/assembly/release.xml
+64
View File
@@ -0,0 +1,64 @@
<assembly xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
<id>dist</id>
<formats>
<format>tar.gz</format>
</formats>
<includeBaseDirectory>false</includeBaseDirectory>
<fileSets>
<fileSet>
<directory>.</directory>
<outputDirectory>/</outputDirectory>
<includes>
<include>README*</include>
</includes>
</fileSet>
<fileSet>
<directory>./src/main/bin</directory>
<outputDirectory>bin</outputDirectory>
<includes>
<include>**/*</include>
</includes>
<fileMode>0755</fileMode>
</fileSet>
<fileSet>
<directory>../deployer/src/main/conf</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
</fileSet>
<fileSet>
<directory>../deployer/src/main/resources</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
<excludes>
<exclude>logback.xml</exclude>
</excludes>
</fileSet>
<fileSet>
<directory>./src/main/resources</directory>
<outputDirectory>/conf</outputDirectory>
<includes>
<include>**/*</include>
</includes>
</fileSet>
<fileSet>
<directory>target</directory>
<outputDirectory>logs</outputDirectory>
<excludes>
<exclude>**/*</exclude>
</excludes>
</fileSet>
</fileSets>
<dependencySets>
<dependencySet>
<outputDirectory>lib</outputDirectory>
<excludes>
<exclude>junit:junit</exclude>
</excludes>
</dependencySet>
</dependencySets>
</assembly>

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