cowyo/ratelimiter.go

package main

import "time"

var bannedIPs []string

func init() {
	go clearBannedIPs()
}

func clearBannedIPs() {
	for {
		bannedIPs = []string{}
		time.Sleep(3 * time.Minute)
	}
}

func isIPBanned(ip string) bool {
	if stringInSlice(ip, bannedIPs) {
		return true
	} else {
		bannedIPs = append(bannedIPs, ip)
		return false
	}
}