linux之mysql57读写分离mysql-proxy

1 https://downloads.mysql.com/archives/proxy/  去下载或者

https://cdn.mysql.com/archives/mysql-proxy/mysql-proxy-0.8.5-linux-glibc2.3-x86-64bit.tar.gz

解压 tar -zxvf  mysql-proxy-0.8.5-linux-glibc2.3-x86-64bit.tar.gz

2 默认安装路径 /usr/local/mysql-proxy

默认 lua脚本 在 /usr/local/mysql-proxy/share/doc/mysql-proxy下

3 创建配置文件vim /etc/mysql-proxy.cnf   

   创建日志路径mkdir /usr/local/mysql-proxy/logs/ touch /usr/local/mysql-proxy/log/mysql-proxy.log

[mysql-proxy]

#用户

user=root

##mysql账号

admin-username=root

##mysql密码

admin-password=Yumeko213@

##当前ip 和端口

proxy-address=192.168.106.131:4040

##设置主库ip 和端口

proxy-backend-addresses=192.168.106.128:3306

##设置从库ip 和端口 多个从逗号

proxy-read-only-backend-addresses=192.178.168.129:3306

##采用自带的lua脚本

proxy-lua-script=/usr/local/mysql-proxy/share/doc/mysql-proxy/rw-splitting.lua

admin-lua-script=/usr/local/mysql-proxy/share/doc/mysql-proxy/admin-sql.lua

##设置日志

log-file=/usr/local/mysql-proxy/log/mysql-proxy.log

##设置级别

log-level=debug

##手动设置

daemon=true

##故障崩溃重启

keepalive=true

4 设置权限 chmod 660 /etc/mysql-proxy.cnf

5 修改lua的读写脚本中的最大值和最小值最小设置

vim /usr/local/mysql-proxy/share/doc/mysql-proxy/rw-splitting.lua

6  启动 mysql-proxy

cd /usr/local/mysql-proxy/bin

./mysql-proxy --defaults-file=/etc/mysql-proxy.cnf

7  测试外部链接工具