以配置文件的方式启动

[root@host-192-168-1-56 mysql-proxy]# ls

bin include lib  libexec  licenses  mysql-proxy.conf  mysql-proxy.log  mysql-proxy.pid  share

[root@host-192-168-1-56 mysql-proxy]# more mysql-proxy.conf 
[mysql-proxy]
daemon=true


pid-file=/usr/local/mysql-proxy/mysql-proxy.pid
log-file=/usr/local/mysql-proxy/mysql-proxy.log
log-level=debug


LUA_PATH=/usr/local/mysql-proxy/share/doc/mysql-proxy
proxy-lua-script=/usr/local/mysql-proxy/share/doc/mysql-proxy/rw-splitting.lua
proxy-address=127.0.0.1:4040
proxy-read-only-backend-addresses=192.168.1.56:3307,192.168.1.6.3307
proxy-backend-addresses=192.168.1.6:3307
keepalive=true
proxy-skip-profiling=true
admin-address=:4042
admin-lua-script=/usr/local/mysql-proxy/share/doc/mysql-proxy/admin-sql.lua
admin-username=admin
admin-password=admin


plugins=proxy,admin


[root@host-192-168-1-56 mysql-proxy]# /usr/local/mysql-proxy/bin/mysql-proxy --defaults-file=/usr/local/mysql-proxy/mysql-proxy.conf