golang定时任务cron项目实操指南

package main
 
import (
	"fmt"
	"github.com/robfig/cron/v3"
	"log"
	"os"
)
 
func RunCron() {
	c := cron.New(cron.WithSeconds(), cron.WithChain(cron.SkipIfStillRunning(cron.DefaultLogger)), cron.WithLogger(
		cron.VerbosePrintfLogger(log.New(os.Stdout, "cron: ", log.LstdFlags))))
	i := 1
	EntryID, err := c.AddFunc("*/5 * * * * *", func() {
		fmt.Println(time.Now(), "每5s一次----------------", i)
		time.Sleep(time.Second *6)
		i++
	})
	fmt.Println(time.Now(), EntryID, err)
 
	c.Start()
    select()
}
func main() {
	RunCron()
}

package main
 
import (
   "fmt"
   "github.com/robfig/cron/v3"
)
 
type Job1 struct {
}
 
func (t Job1) Run() {
   fmt.Println(time.Now(), "I'm Job1")
}
 
type Job2 struct {
}
 
func (t Job2) Run() {
   fmt.Println(time.Now(), "I'm Job2")
}
 
func RunCron() {
   c := cron.New(cron.WithSeconds())
 
   EntryID, err := c.AddJob("*/5 * * * * *", Job1{})
   fmt.Println(time.Now(), EntryID, err)
 
   EntryID, err = c.AddJob("*/10 * * * * *", Job2{})
   fmt.Println(time.Now(), EntryID, err)
 
   c.Start()
   select()
}
func main() {
   RunCron()
}

package main
 
import (
	"github.com/robfig/cron/v3"
	logger "github.com/sirupsen/logrus"
	"statsys/scheduler/crob_job"  // 这里引入你的任务
)
 
 
 
func printLog(crobJob string, err error) {
	if err != nil {
		logger.Errorf("Start %s Error, err: %v", crobJob, err)
	} else {
		logger.Infof("Start %s Successful!", crobJob)
	}
}
 
func RunCron() {
	c := cron.New()
 
	// 收入数据统计 定时任务（每天凌晨00:01:00）执行
	_, err := c.AddJob("1 0 * * *", &crob_job.DeliveryIncomeStatJob) 
	printLog("IncomeStatJob", err)
 
	// 支出数据统计 定时任务（每天凌晨00:03:00）执行
	_, err = c.AddJob("3 0 * * *", &crob_job.PaymentStatJob)
	printLog("PaymentStatJob", err)
 
	
 
	// 启动一个新的 goroutine 做循环检测
	c.Start()
	select {}
}
 
func main() {
	RunCron()
}

// 支出数据统计定时任务
package crob_job
 
 
type paymentStatJob struct {
	amountStatDataBase *amount_stat.AmountDataBase
}
 
// 单利
var (
	PaymentStatJob = paymentStatJob{}
)
 
func (this *paymentStatJob) Run() {
	logger.Warningln(">>>>>>>>>>>>> Start paymentStat")
 
    startTime := "2022-01-02"
    endTime := "2022-01-01"
	// 查询统计数据
	dataList, code := brawn.StationAccountSrv.GetPaymentDate(startTime, endTime)
	if code != ecode.SUCC {
		logger.Errorf("支出数据统计定时任务 errCode: %v", code)
		return
	}
 
	if len(dataList) <= 0 {
		logger.Warningln(" >>>>>>>> 暂无 支出数据 <<<<<<<<")
		return
	}
 
	// 保存支付统计数据
	this.amountStatDao.SavePaymentStatData(dataList...)
 
	logger.Warningln("<<<<<<<<<<<<< End paymentStat")
}