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[tidb] add tidb cdc connector #898

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merged 8 commits into from
Mar 16, 2022
Merged

[tidb] add tidb cdc connector #898

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b911dd2
[tidb] The first draft of tidb cdc connector
leonardBang Jan 9, 2022
a06789e
[tidb] Bump tikv client version to v3.2.0
teckick Mar 1, 2022
e718445
[tidb] Fix tikv.pd.addresses not work and use ResolvedSchema instead …
GOODBOY008 Mar 10, 2022
c51a35d
[tidb][test] Add TiDBTableSourceFactoryTest and TiDBConnectorITCase
teckick Mar 12, 2022
570cba1
[tidb][test] Add tidb pipeline in azure CI
GOODBOY008 Mar 13, 2022
a728c89
[tidb] Support metadata column
teckick Mar 14, 2022
22a4688
[tidb][test] Fix tikv port conflicts
GOODBOY008 Mar 15, 2022
39a9974
[tidb] Add metadata column ITCase and improve the code style
leonardBang Mar 16, 2022
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6 changes: 6 additions & 0 deletions flink-connector-mysql-cdc/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,12 @@ under the License.
<groupId>com.zaxxer</groupId>
<artifactId>HikariCP</artifactId>
<version>4.0.3</version>
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</exclusion>
</exclusions>
</dependency>

<!-- test dependencies on Debezium -->
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188 changes: 188 additions & 0 deletions flink-connector-tidb-cdc/pom.xml
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@@ -0,0 +1,188 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
Licensed to the Apache Software Foundation (ASF) under one
or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you 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.
-->
<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">
<parent>
<artifactId>flink-cdc-connectors</artifactId>
<groupId>com.ververica</groupId>
<version>2.2-SNAPSHOT</version>
</parent>
<modelVersion>4.0.0</modelVersion>

<artifactId>flink-connector-tidb-cdc</artifactId>
<name>flink-connector-tidb-cdc</name>
<packaging>jar</packaging>

<dependencies>
<!-- Debezium dependencies -->
<dependency>
<groupId>com.ververica</groupId>
<artifactId>flink-connector-debezium</artifactId>
<version>${project.version}</version>
<exclusions>
<exclusion>
<artifactId>kafka-log4j-appender</artifactId>
<groupId>org.apache.kafka</groupId>
</exclusion>
</exclusions>
</dependency>

<dependency>
<groupId>org.tikv</groupId>
<artifactId>tikv-client-java</artifactId>
<version>${tikv.version}</version>
</dependency>

<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
<version>3.12.0</version>
</dependency>

<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-netty-shaded</artifactId>
<version>1.35.0</version>
</dependency>

<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-protobuf</artifactId>
<version>1.35.0</version>
</dependency>

<dependency>
<groupId>io.grpc</groupId>
<artifactId>grpc-stub</artifactId>
<version>1.35.0</version>
</dependency>

<!-- Logging API -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${slf4j.version}</version>
</dependency>

<!-- test dependencies on Flink -->
<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-table-planner-blink_${scala.binary.version}</artifactId>
<version>${flink.version}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-table-runtime-blink_${scala.binary.version}</artifactId>
<version>${flink.version}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-test-utils_${scala.binary.version}</artifactId>
<version>${flink.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-connector-test-utils</artifactId>
<version>${flink.version}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-core</artifactId>
<version>${flink.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-streaming-java_${scala.binary.version}</artifactId>
<version>${flink.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-table-common</artifactId>
<version>${flink.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-tests</artifactId>
<version>${flink.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-table-planner-blink_${scala.binary.version}</artifactId>
<version>${flink.version}</version>
<type>test-jar</type>
<scope>test</scope>
</dependency>

<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<exclusions>
<exclusion>
<groupId>com.google.protobuf</groupId>
<artifactId>protobuf-java</artifactId>
</exclusion>
</exclusions>
<version>8.0.27</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>mssqlserver</artifactId>
<version>${testcontainers.version}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.awaitility</groupId>
<artifactId>awaitility</artifactId>
<version>${version.awaitility}</version>
<scope>test</scope>
</dependency>

<dependency>
<groupId>com.alibaba</groupId>
<artifactId>dns-cache-manipulator</artifactId>
<version>1.7.1</version>
<scope>test</scope>
</dependency>

</dependencies>


</project>
138 changes: 138 additions & 0 deletions ...-connector-tidb-cdc/src/main/java/com/ververica/cdc/connectors/tidb/TDBSourceOptions.java
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@@ -0,0 +1,138 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.ververica.cdc.connectors.tidb;

import org.apache.flink.configuration.ConfigOption;
import org.apache.flink.configuration.ConfigOptions;
import org.apache.flink.configuration.Configuration;

import org.tikv.common.ConfigUtils;
import org.tikv.common.TiConfiguration;

import java.util.Map;

/** Configurations for {@link TiDBSource}. */
public class TDBSourceOptions {

private TDBSourceOptions() {}

public static final ConfigOption<String> HOSTNAME =
ConfigOptions.key("hostname")
.stringType()
.noDefaultValue()
.withDescription("IP address or hostname of the TiDB database server.");

public static final ConfigOption<String> USERNAME =
ConfigOptions.key("username")
.stringType()
.noDefaultValue()
.withDescription(
"Name of the TiDB database to use when connecting to the TiDB database server.");

public static final ConfigOption<String> PASSWORD =
ConfigOptions.key("password")
.stringType()
.noDefaultValue()
.withDescription(
"Password to use when connecting to the TiDB database server.");

public static final ConfigOption<String> DATABASE_NAME =
ConfigOptions.key("database-name")
.stringType()
.noDefaultValue()
.withDescription("Database name of the TiDB server to monitor.");

public static final ConfigOption<String> TABLE_NAME =
ConfigOptions.key("table-name")
.stringType()
.noDefaultValue()
.withDescription("Table name of the TiDB database to monitor.");

public static final ConfigOption<String> SCAN_STARTUP_MODE =
ConfigOptions.key("scan.startup.mode")
.stringType()
.defaultValue("initial")
.withDescription(
"Optional startup mode for TiDB CDC consumer, valid enumerations are "
+ "\"initial\", \"latest-offset\"");

public static final ConfigOption<String> PD_ADDRESSES =
ConfigOptions.key("pd-addresses")
.stringType()
.noDefaultValue()
.withDescription("TiKV cluster's PD address");

public static final ConfigOption<Long> TIKV_GRPC_TIMEOUT =
ConfigOptions.key(ConfigUtils.TIKV_GRPC_TIMEOUT)
.longType()
.noDefaultValue()
.withDescription("TiKV GRPC timeout in ms");

public static final ConfigOption<Long> TIKV_GRPC_SCAN_TIMEOUT =
ConfigOptions.key(ConfigUtils.TIKV_GRPC_SCAN_TIMEOUT)
.longType()
.noDefaultValue()
.withDescription("TiKV GRPC scan timeout in ms");

public static final ConfigOption<Integer> TIKV_BATCH_GET_CONCURRENCY =
ConfigOptions.key(ConfigUtils.TIKV_BATCH_GET_CONCURRENCY)
.intType()
.noDefaultValue()
.withDescription("TiKV GRPC batch get concurrency");

public static final ConfigOption<Integer> TIKV_BATCH_PUT_CONCURRENCY =
ConfigOptions.key(ConfigUtils.TIKV_BATCH_PUT_CONCURRENCY)
.intType()
.noDefaultValue()
.withDescription("TiKV GRPC batch put concurrency");

public static final ConfigOption<Integer> TIKV_BATCH_SCAN_CONCURRENCY =
ConfigOptions.key(ConfigUtils.TIKV_BATCH_SCAN_CONCURRENCY)
.intType()
.noDefaultValue()
.withDescription("TiKV GRPC batch scan concurrency");

public static final ConfigOption<Integer> TIKV_BATCH_DELETE_CONCURRENCY =
ConfigOptions.key(ConfigUtils.TIKV_BATCH_DELETE_CONCURRENCY)
.intType()
.noDefaultValue()
.withDescription("TiKV GRPC batch delete concurrency");

public static TiConfiguration getTiConfiguration(
final String pdAddrsStr, final Map<String, String> options) {
final Configuration configuration = Configuration.fromMap(options);

final TiConfiguration tiConf = TiConfiguration.createDefault(pdAddrsStr);
configuration.getOptional(TIKV_GRPC_TIMEOUT).ifPresent(tiConf::setTimeout);
configuration.getOptional(TIKV_GRPC_SCAN_TIMEOUT).ifPresent(tiConf::setScanTimeout);
configuration
.getOptional(TIKV_BATCH_GET_CONCURRENCY)
.ifPresent(tiConf::setBatchGetConcurrency);
configuration
.getOptional(TIKV_BATCH_PUT_CONCURRENCY)
.ifPresent(tiConf::setBatchPutConcurrency);
configuration
.getOptional(TIKV_BATCH_SCAN_CONCURRENCY)
.ifPresent(tiConf::setBatchScanConcurrency);
configuration
.getOptional(TIKV_BATCH_DELETE_CONCURRENCY)
.ifPresent(tiConf::setBatchDeleteConcurrency);
return tiConf;
}
}
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