监控数据库字段 钉钉报警
package main import ( "bytes" "encoding/json" "fmt" _ "github.com/go-sql-driver/mysql" "github.com/go-xorm/xorm" "io/ioutil" "net/http" "time" ) var engine *xorm.Engine const webhook_url = "https://oapi.dingtalk.com/robot/send?access_token=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" func dingtoinfo(s string) bool { content, data := make(map[string]string), make(map[string]interface{}) content["content"] = s data["msgtype"] = "text" data["text"] = content b, _ := json.Marshal(data) resp, err := http.Post(webhook_url, "application/json", bytes.NewBuffer(b)) if err != nil { fmt.Println(err) } defer resp.Body.Close() body, _ := ioutil.ReadAll(resp.Body) fmt.Println(string(body)) return true } func recoverName() { if r := recover(); r != nil { res := fmt.Sprintf("%s %s", "监控程序 报错:", r) dingtoinfo(res) } } func main() { defer recoverName() var err error engine, err = xorm.NewEngine("mysql", "root:xxxxxxxxxxxxxxx@tcp(127.0.0.1:3306)/new?charset=utf8") if err != nil { panic(err.Error()) } gsql := " select up_time from token where type = 0 ;" gres, gerr := engine.Query(gsql) if gerr != nil { panic(gerr.Error()) } var data string for _, v := range gres { data = string(v["up_time"]) } loc, _ := time.LoadLocation("Asia/Shanghai") nowTime := time.Now().In(loc) tm, _ := time.Parse("2006-01-02 03:04:05", data) ntm := tm.In(loc) subM := nowTime.Sub(ntm) fmt.Println("token更新时间 与 系统时间 相差",subM) subtract := int(subM.Minutes()) if subtract > 20 { dingtoinfo("异常, 请及时登录查看 !!!") } }
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