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go-library/service/jobs/lock.go

36 lines
1.0 KiB

package jobs
import (
"fmt"
"go.dtapp.net/library/utils/goredis"
"time"
)
// Lock 上锁
func (app *App) Lock(info Task, id any) string {
cacheName := fmt.Sprintf("cron:%v:%v", info.Type, id)
judgeCache := app.Redis.NewStringOperation().Get(cacheName).UnwrapOr("")
if judgeCache != "" {
return judgeCache
}
app.Redis.NewStringOperation().Set(cacheName, fmt.Sprintf("已在%v机器上锁成功", app.OutsideIp), goredis.WithExpire(time.Millisecond*time.Duration(info.Frequency)*3))
return ""
}
// Unlock Lock 解锁
func (app *App) Unlock(info Task, id any) {
cacheName := fmt.Sprintf("cron:%v:%v", info.Type, id)
app.Redis.NewStringOperation().Del(cacheName)
}
// LockForever 永远上锁
func (app *App) LockForever(info Task, id any) string {
cacheName := fmt.Sprintf("cron:%v:%v", info.Type, id)
judgeCache := app.Redis.NewStringOperation().Get(cacheName).UnwrapOr("")
if judgeCache != "" {
return judgeCache
}
app.Redis.NewStringOperation().Set(cacheName, fmt.Sprintf("已在%v机器永远上锁成功", app.OutsideIp))
return ""
}