clash/dns/filters.go

27 lines
451 B
Go

package dns
import (
"net"
"github.com/Dreamacro/clash/component/mmdb"
)
type fallbackFilter interface {
Match(net.IP) bool
}
type geoipFilter struct{}
func (gf *geoipFilter) Match(ip net.IP) bool {
record, _ := mmdb.Instance().Country(ip)
return record.Country.IsoCode == "CN" || record.Country.IsoCode == ""
}
type ipnetFilter struct {
ipnet *net.IPNet
}
func (inf *ipnetFilter) Match(ip net.IP) bool {
return inf.ipnet.Contains(ip)
}