healthcheck

package

v0.0.0-...-948e253 Latest Latest Go to latest Published: Jun 25, 2021 License: MIT Imports: 8 Imported by: 0

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var FailoverChan = make(chan int)

FailoverChan 通过该通道通知main函数，重启canal 解析

func CheckTargetMysqlHealth() error

CheckTargetMysqlHealth 检查Mysql 健康状态 for jucloud

func CheckTargetRedisHealth() error

CheckTargetRedisHealth 检查Redis 健康状态

func GetMasterAddr() string

GetMasterAddr 获取fusion 要连接的mysql addr

func GetTargetMysql() (string, string, string)

GetTargetMysql 获取fusion 要连接的mysql 信息，目前只通过read_only 来判断是否符合要求

func IsMaxConnERR(err error) bool

IsMaxConnERR 判断是否是mysql连接数打满的错误码 1040: Too many connections

func MonitorTargetMysqlHealth() error

MonitorTargetMysqlHealth 检查是否出现mysql 主从切换

type Variables struct {
	VariableName  string `db:"VARIABLE_NAME"`
	VariableValue string `db:"VARIABLE_VALUE"`
}

Variables mysql 变量信息，例如read_only 值得查询