add tools

internal/tools/cron_task.go

@@ -0,0 +1,31 @@
+package tools
+
+import (
+	"context"
+	"fmt"
+	"sync"
+
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
+	"github.com/robfig/cron/v3"
+)
+
+func StartCronTask() error {
+	log.ZInfo(context.Background(), "start cron task", "cron config", config.Config.ChatRecordsClearTime)
+	fmt.Println("cron task start, config", config.Config.ChatRecordsClearTime)
+	msgTool, err := InitMsgTool()
+	if err != nil {
+		return err
+	}
+	c := cron.New()
+	var wg sync.WaitGroup
+	wg.Add(1)
+	_, err = c.AddFunc(config.Config.ChatRecordsClearTime, msgTool.AllConversationClearMsgAndFixSeq)
+	if err != nil {
+		fmt.Println("start cron failed", err.Error(), config.Config.ChatRecordsClearTime)
+		return err
+	}
+	c.Start()
+	wg.Wait()
+	return nil
+}