Merge remote-tracking branch 'fd/master'

go.mod

@@ -4,4 +4,5 @@ require (
 	github.com/huin/goupnp v1.0.0
 	github.com/jackpal/gateway v1.0.5
 	github.com/jackpal/go-nat-pmp v1.0.1
+	github.com/koron/go-ssdp v0.0.0-20180514024734-4a0ed625a78b
 )

go.sum

@@ -5,6 +5,8 @@ github.com/jackpal/gateway v1.0.5 h1:qzXWUJfuMdlLMtt0a3Dgt+xkWQiA5itDEITVJtuSwMc
 github.com/jackpal/gateway v1.0.5/go.mod h1:lTpwd4ACLXmpyiCTRtfiNyVnUmqT9RivzCDQetPfnjA=
 github.com/jackpal/go-nat-pmp v1.0.1 h1:i0LektDkO1QlrTm/cSuP+PyBCDnYvjPLGl4LdWEMiaA=
 github.com/jackpal/go-nat-pmp v1.0.1/go.mod h1:QPH045xvCAeXUZOxsnwmrtiCoxIr9eob+4orBN1SBKc=
+github.com/koron/go-ssdp v0.0.0-20180514024734-4a0ed625a78b h1:wxtKgYHEncAU00muMD06dzLiahtGM1eouRNOzVV7tdQ=
+github.com/koron/go-ssdp v0.0.0-20180514024734-4a0ed625a78b/go.mod h1:5Ky9EC2xfoUKUor0Hjgi2BJhCSXJfMOFlmyYrVKGQMk=
 golang.org/x/net v0.0.0-20181011144130-49bb7cea24b1 h1:Y/KGZSOdz/2r0WJ9Mkmz6NJBusp0kiNx1Cn82lzJQ6w=
 golang.org/x/net v0.0.0-20181011144130-49bb7cea24b1/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=

nat.go

@@ -41,6 +41,8 @@ func DiscoverGateway() (NAT, error) {
 		return nat, nil
 	case nat := <-discoverUPNP_IG2():
 		return nat, nil
+	case nat := <-discoverUPNP_GenIGDev():
+		return nat, nil
 	case nat := <-discoverNATPMP():
 		return nat, nil
 	case <-time.After(10 * time.Second):

upnp.go

@@ -2,11 +2,15 @@ package nat
 
 import (
 	"net"
+	"net/url"
+	"strings"
 	"time"
 
 	"github.com/huin/goupnp"
 	"github.com/huin/goupnp/dcps/internetgateway1"
 	"github.com/huin/goupnp/dcps/internetgateway2"
+
+	"github.com/koron/go-ssdp"
 )
 
 var (
@@ -123,6 +127,62 @@ func discoverUPNP_IG2() <-chan NAT {
 	return res
 }
 
+func discoverUPNP_GenIGDev() <-chan NAT {
+	res := make(chan NAT, 1)
+	go func() {
+		DeviceList, err := ssdp.Search(ssdp.All, 5, "")
+		if err != nil {
+			return
+		}
+		var gw ssdp.Service
+		for _, Service := range DeviceList {
+			if strings.Contains(Service.Type, "InternetGatewayDevice") {
+				gw = Service
+				break
+			}
+		}
+
+		DeviceURL, err := url.Parse(gw.Location)
+		if err != nil {
+			return
+		}
+		RootDevice, err := goupnp.DeviceByURL(DeviceURL)
+		if err != nil {
+			return
+		}
+
+		RootDevice.Device.VisitServices(func(srv *goupnp.Service) {
+			switch srv.ServiceType {
+			case internetgateway1.URN_WANIPConnection_1:
+				client := &internetgateway1.WANIPConnection1{ServiceClient: goupnp.ServiceClient{
+					SOAPClient: srv.NewSOAPClient(),
+					RootDevice: RootDevice,
+					Service:    srv,
+				}}
+				_, isNat, err := client.GetNATRSIPStatus()
+				if err == nil && isNat {
+					res <- &upnp_NAT{client, make(map[int]int), "UPNP (IG1-IP1)", RootDevice}
+					return
+				}
+
+			case internetgateway1.URN_WANPPPConnection_1:
+				client := &internetgateway1.WANPPPConnection1{ServiceClient: goupnp.ServiceClient{
+					SOAPClient: srv.NewSOAPClient(),
+					RootDevice: RootDevice,
+					Service:    srv,
+				}}
+				_, isNat, err := client.GetNATRSIPStatus()
+				if err == nil && isNat {
+					res <- &upnp_NAT{client, make(map[int]int), "UPNP (IG1-PPP1)", RootDevice}
+					return
+				}
+
+			}
+		})
+	}()
+	return res
+}
+
 type upnp_NAT_Client interface {
 	GetExternalIPAddress() (string, error)
 	AddPortMapping(string, uint16, string, uint16, string, bool, string, uint32) error