用于检测 mysql从库健康 并发送邮件报警
安装golang 详情http://www.alaiblog.com/program/step-by-step-install-golang-go.html
go get github.com/Unknwon/goconfig
go get github.com/go-sql-driver/mysql
go build chkslave.go
./chkslave -config=slave.ini
进行后台执行
nohup ./chkslave -config=slave.ini &