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fixed h2 support

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agapple
2017-10-14 01:14:13 +08:00
parent 4f00f5ea8d
commit e01e48ff65
14 changed files with 227 additions and 73 deletions
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5
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/tsdb/TableMetaManager.java
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@@ -46,10 +46,11 @@ public class TableMetaManager implements TableMetaTSDB {
private static Logger logger = LoggerFactory.getLogger(TableMetaManager.class);
private static Pattern pattern = Pattern.compile("Duplicate entry '.*' for key '*'");
private static Pattern h2Pattern = Pattern.compile("Unique index or primary key violation");
private static final EntryPosition INIT_POSITION = new EntryPosition("0", 0L, -2L, -1L);
private String destination;
private MemoryTableMeta memoryTableMeta;
private MysqlConnection connection; // 查询meta信息的链接
private MysqlConnection connection; // 查询meta信息的链接
private CanalEventFilter filter;
private CanalEventFilter blackFilter;
private EntryPosition lastPosition;
@@ -466,7 +467,7 @@ public class TableMetaManager implements TableMetaTSDB {
}
public boolean isUkDuplicateException(Throwable t) {
if (pattern.matcher(t.getMessage()).find()) {
if (pattern.matcher(t.getMessage()).find() || h2Pattern.matcher(t.getMessage()).find()) {
// 违反外键约束时也抛出这种异常，所以这里还要判断包含字符串Duplicate entry
return true;
}

59
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/tsdb/dao/MetaBaseDAO.java Normal file
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@@ -0,0 +1,59 @@
package com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import javax.sql.DataSource;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport;
/**
* @author agapple 2017年10月14日 上午1:05:22
* @since 1.0.25
*/
@SuppressWarnings("deprecation")
public class MetaBaseDAO extends SqlMapClientDaoSupport {
protected boolean isH2 = false;
protected void initTable(String tableName) throws Exception {
Connection conn = null;
InputStream input = null;
try {
DataSource dataSource = getDataSource();
conn = dataSource.getConnection();
String name = "mysql";
isH2 = isH2(conn);
if (isH2) {
name = "h2";
}
input = Thread.currentThread()
.getContextClassLoader()
.getResourceAsStream("ddl/" + name + "/" + tableName + ".sql");
if (input == null) {
return;
}
String sql = StringUtils.join(IOUtils.readLines(input), "\n");
Statement stmt = conn.createStatement();
stmt.execute(sql);
stmt.close();
} catch (Throwable e) {
logger.warn("init " + tableName + " failed", e);
} finally {
IOUtils.closeQuietly(input);
if (conn != null) {
conn.close();
}
}
}
private boolean isH2(Connection conn) throws SQLException {
String product = conn.getMetaData().getDatabaseProductName();
return StringUtils.containsIgnoreCase(product, "H2");
}
}

34
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/tsdb/dao/MetaHistoryDAO.java
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@@ -1,19 +1,10 @@
package com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.Statement;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import javax.sql.DataSource;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport;
import com.google.common.collect.Maps;
/**
@@ -23,7 +14,7 @@ import com.google.common.collect.Maps;
* @since 3.2.5
*/
@SuppressWarnings("deprecation")
public class MetaHistoryDAO extends SqlMapClientDaoSupport {
public class MetaHistoryDAO extends MetaBaseDAO {
public Long insert(MetaHistoryDO metaDO) {
return (Long) getSqlMapClientTemplate().insert("meta_history.insert", metaDO);
@@ -56,27 +47,6 @@ public class MetaHistoryDAO extends SqlMapClientDaoSupport {
}
protected void initDao() throws Exception {
Connection conn = null;
InputStream input = null;
try {
DataSource dataSource = getDataSource();
conn = dataSource.getConnection();
input = Thread.currentThread().getContextClassLoader().getResourceAsStream("ddl/mysql/meta_history.sql");
if (input == null) {
return;
}
String sql = StringUtils.join(IOUtils.readLines(input), "\n");
Statement stmt = conn.createStatement();
stmt.execute(sql);
stmt.close();
} catch (Throwable e) {
logger.warn("init meta_history failed", e);
} finally {
IOUtils.closeQuietly(input);
if (conn != null) {
conn.close();
}
}
initTable("meta_history");
}
}

35
parse/src/main/java/com/alibaba/otter/canal/parse/inbound/mysql/tsdb/dao/MetaSnapshotDAO.java
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@@ -1,18 +1,9 @@
package com.alibaba.otter.canal.parse.inbound.mysql.tsdb.dao;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.Statement;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import javax.sql.DataSource;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport;
import com.google.common.collect.Maps;
/**
@@ -22,7 +13,7 @@ import com.google.common.collect.Maps;
* @since 3.2.5
*/
@SuppressWarnings("deprecation")
public class MetaSnapshotDAO extends SqlMapClientDaoSupport {
public class MetaSnapshotDAO extends MetaBaseDAO {
public Long insert(MetaSnapshotDO snapshotDO) {
return (Long) getSqlMapClientTemplate().insert("meta_snapshot.insert", snapshotDO);
@@ -59,27 +50,7 @@ public class MetaSnapshotDAO extends SqlMapClientDaoSupport {
}
protected void initDao() throws Exception {
Connection conn = null;
InputStream input = null;
try {
DataSource dataSource = getDataSource();
conn = dataSource.getConnection();
input = Thread.currentThread().getContextClassLoader().getResourceAsStream("ddl/mysql/meta_snapshot.sql");
if (input == null) {
return;
}
String sql = StringUtils.join(IOUtils.readLines(input), "\n");
Statement stmt = conn.createStatement();
stmt.execute(sql);
stmt.close();
} catch (Throwable e) {
logger.warn("init meta_history failed", e);
} finally {
IOUtils.closeQuietly(input);
if (conn != null) {
conn.close();
}
}
initTable("meta_snapshot");
}
}

21
parse/src/main/resources/ddl/h2/meta_history.sql Normal file
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@@ -0,0 +1,21 @@
CREATE TABLE IF NOT EXISTS `meta_history` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '主键',
`gmt_create` datetime NOT NULL COMMENT '创建时间',
`gmt_modified` datetime NOT NULL COMMENT '修改时间',
`destination` varchar(128) DEFAULT NULL COMMENT '通道名称',
`binlog_file` varchar(64) DEFAULT NULL COMMENT 'binlog文件名',
`binlog_offest` bigint(20) DEFAULT NULL COMMENT 'binlog偏移量',
`binlog_master_id` varchar(64) DEFAULT NULL COMMENT 'binlog节点id',
`binlog_timestamp` bigint(20) DEFAULT NULL COMMENT 'binlog应用的时间戳',
`use_schema` varchar(1024) DEFAULT NULL COMMENT '执行sql时对应的schema',
`sql_schema` varchar(1024) DEFAULT NULL COMMENT '对应的schema',
`sql_table` varchar(1024) DEFAULT NULL COMMENT '对应的table',
`sql_text` longtext DEFAULT NULL COMMENT '执行的sql',
`sql_type` varchar(256) DEFAULT NULL COMMENT 'sql类型',
`extra` text DEFAULT NULL COMMENT '额外的扩展信息',
PRIMARY KEY (`id`),
UNIQUE KEY meta_history_binlog_file_offest(`destination`,`binlog_master_id`,`binlog_file`,`binlog_offest`),
KEY `meta_history_destination` (`destination`),
KEY `meta_history_destination_timestamp` (`destination`,`binlog_timestamp`),
KEY `meta_history_gmt_modified` (`gmt_modified`)
);

17
parse/src/main/resources/ddl/h2/meta_snapshot.sql Normal file
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@@ -0,0 +1,17 @@
CREATE TABLE IF NOT EXISTS `meta_snapshot` (
`id` bigint(20) unsigned NOT NULL AUTO_INCREMENT COMMENT '主键',
`gmt_create` datetime NOT NULL COMMENT '创建时间',
`gmt_modified` datetime NOT NULL COMMENT '修改时间',
`destination` varchar(128) DEFAULT NULL COMMENT '通道名称',
`binlog_file` varchar(64) DEFAULT NULL COMMENT 'binlog文件名',
`binlog_offest` bigint(20) DEFAULT NULL COMMENT 'binlog偏移量',
`binlog_master_id` varchar(64) DEFAULT NULL COMMENT 'binlog节点id',
`binlog_timestamp` bigint(20) DEFAULT NULL COMMENT 'binlog应用的时间戳',
`data` longtext DEFAULT NULL COMMENT '表结构数据',
`extra` text DEFAULT NULL COMMENT '额外的扩展信息',
PRIMARY KEY (`id`),
UNIQUE KEY meta_snapshot_binlog_file_offest(`destination`,`binlog_master_id`,`binlog_file`,`binlog_offest`),
KEY `meta_snapshot_destination` (`destination`),
KEY `meta_snapshot_destination_timestamp` (`destination`,`binlog_timestamp`),
KEY `meta_snapshot_gmt_modified` (`gmt_modified`)
);