// 筛选在线的代理IP
func (self *Proxy) findOnline() *Proxy {
log.Printf(" * 正在筛选在线的代理IP……")
self.online = 0
for proxy := range self.all {
self.threadPool <- true
go func(proxy string) {
alive, _, _ := ping.Ping(self.allIps[proxy], CONN_TIMEOUT)
self.Lock()
self.all[proxy] = alive
self.Unlock()
if alive {
self.online++
}
<-self.threadPool
}(proxy)
}
for len(self.threadPool) > 0 {
runtime.Gosched()
}
log.Printf(" * 在线代理IP筛选完成，共计：%v 个\n", self.online)
return self
}
func Ping(address string, timeoutSecond int) (alive bool, err error, timedelay time.Duration) {
return ping.Ping(address, timeoutSecond)
}