go-ethereum/p2p/nat.go
2015-01-04 14:20:16 +01:00

24 lines
402 B
Go

package p2p
import (
"fmt"
"net"
)
func ParseNAT(natType string, gateway string) (nat NAT, err error) {
switch natType {
case "UPNP":
nat = UPNP()
case "PMP":
ip := net.ParseIP(gateway)
if ip == nil {
return nil, fmt.Errorf("cannot resolve PMP gateway IP %s", gateway)
}
nat = PMP(ip)
case "":
default:
return nil, fmt.Errorf("unrecognised NAT type '%s'", natType)
}
return
}