utils

log.go

func LogTmpFile(f func(pipe io.Writer)) {
	randomWithSeed := func(seed int64) int {
		rand.Seed(seed)
		return rand.Intn(100)
	}

	dir := "/tmp/lll"
	err := os.MkdirAll(dir, 0755)
	if err != nil {
		log.Printf("Error creating directory: %v\n", err)
		panic(err)
	}

	now := time.Now().Unix()
	filename := fmt.Sprintf("%s/%d.%d", dir, now, randomWithSeed(now))
	pipe, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
	if err != nil {
		fmt.Printf("Error opening file: %v\n", err)
		panic(err)
	}

	defer func() {
		if err := pipe.Close(); err != nil {
			log.Println("Error closing file: ", err)
			panic(err)
		}
	}()
	f(pipe)
}