func parser(ip net.IP) bool {
geo, err := gip.New()
if err != nil {
logger.Errorf("error when init db,%s", err)
return false
}
country := geo.Lookup(ip)
if country == nil {
logger.Error("if address cannot find ,default from china")
return true
}
if strings.Contains(country.String(), "CN") {
return true
}
return false
}
func init() {
cache = make(map[*http.Request]*cacheItem, 0)
geo, err = geoip.New()
mutex = &sync.RWMutex{}
}