50 lines
1.0 KiB
Markdown
50 lines
1.0 KiB
Markdown
# 部署 MySQL 两节点互为主从+高可用
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- 在每台服务器上执行如下操作
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- 按实际环境修改
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- docker-compose.yml
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- keepalived/conf/keepalived.conf
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- mysql/my.cnf
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- 创建目录
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```
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grep '\<source:' docker-compose.yml | cut -d: -f2 | xargs mkdir -p
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```
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- 启动
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```
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docker-compose up -d
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```
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- 查看日志，直至出现 "MySQL is ready for connections."
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```
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docker-compose logs mysql
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```
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- 配置 mysql 互相同步
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```
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# 进入mysql终端
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docker exec -ti mysql mysql
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# 设置同步源
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CHANGE REPLICATION SOURCE TO
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SOURCE_HOST = '对方 host',
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SOURCE_PORT = 3306,
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SOURCE_USER = 'replicator',
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SOURCE_PASSWORD = 'China_19$(10)!',
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SOURCE_AUTO_POSITION = 1;
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# 启动同步
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START REPLICA;
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# 查看同步状态
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SHOW REPLICA STATUS\G
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# 如果输出Replica_IO_Running: Yes和Replica_SQL_Running: Yes，则同步正常
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# 退出 mysql
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quit
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```
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- 在其中一台 mysql 服务器上导入初始数据
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