func (c *Container) UpdateNeed() bool {
consumption := c.consumption
c.consumption = 0
if consumption < config.GetConfig().Threshold {
return false
}
return true
}
func Start() {
c := config.GetConfig()
captchas := captchaGenerate(c.InitialCount)
CaptchaContainer.Append(captchas...)
log.Print("init success.")
ticker := time.NewTicker(time.Second * time.Duration(c.CheckInterval))
go func() {
for _ = range ticker.C {
go workder()
}
}()
}
func workder() {
if !CaptchaContainer.UpdateNeed() {
return
}
captchas := captchaGenerate(config.GetConfig().UpdateCount)
CaptchaContainer.Lock()
oldCaptchas := CaptchaContainer.Update(captchas...)
CaptchaContainer.Unlock()
for _, captcha := range oldCaptchas {
fileName := strings.Split(captcha, "|")[0]
os.Remove("../tmp/" + fileName)
}
log.Print("update suceess.")
}