文章目錄
- 1. 現象
- 2. 分析定位
- 3. 解決方案
- 效果圖
1. 現象
java.io.IOException: caching_sha2_password Auth failed
at com.alibaba.otter.canal.parse.driver.mysql.MysqlConnector.negotiate(MysqlConnector.java:260) ~[canal.parse.driver-1.1.5.jar:na]
at com.alibaba.otter.canal.parse.driver.mysql.MysqlConnector.connect(MysqlConnector.java:82) ~[canal.parse.driver-1.1.5.jar:na]
... 4 common frames omitted
2021-11-20 16:43:40.852 [destination = example , address = /127.0.0.1:3306 , EventParser] ERROR com.alibaba.otter.canal.common.alarm.LogAlarmHandler - destination:example[com.alibaba.otter.canal.parse.exception.CanalParseException: java.io.IOException: connect /127.0.0.1:3306
2. 分析定位
自MySQL 8.0.3開始,身份驗證插件預設使用caching_sha2_password
3. 解決方案
mysql> select host,user,plugin from mysql.user ;
mysql> ALTER USER 'canal'@'%' IDENTIFIED WITH mysql_native_password BY 'password';
效果圖