1 files changed, 62 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/huin/goupnp/example/example_test.go b/Godeps/_workspace/src/github.com/huin/goupnp/example/example_test.go
new file mode 100644
index 000000000..1f3667df7
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/huin/goupnp/example/example_test.go
@@ -0,0 +1,62 @@
+package example_test
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/huin/goupnp"
+	"github.com/huin/goupnp/dcps/internetgateway1"
+)
+
+// Use discovered WANPPPConnection1 services to find external IP addresses.
+func Example_WANPPPConnection1_GetExternalIPAddress() {
+	clients, errors, err := internetgateway1.NewWANPPPConnection1Clients()
+	extIPClients := make([]GetExternalIPAddresser, len(clients))
+	for i, client := range clients {
+		extIPClients[i] = client
+	}
+	DisplayExternalIPResults(extIPClients, errors, err)
+	// Output:
+}
+
+// Use discovered WANIPConnection services to find external IP addresses.
+func Example_WANIPConnection_GetExternalIPAddress() {
+	clients, errors, err := internetgateway1.NewWANIPConnection1Clients()
+	extIPClients := make([]GetExternalIPAddresser, len(clients))
+	for i, client := range clients {
+		extIPClients[i] = client
+	}
+	DisplayExternalIPResults(extIPClients, errors, err)
+	// Output:
+}
+
+type GetExternalIPAddresser interface {
+	GetExternalIPAddress() (NewExternalIPAddress string, err error)
+	GetServiceClient() *goupnp.ServiceClient
+}
+
+func DisplayExternalIPResults(clients []GetExternalIPAddresser, errors []error, err error) {
+	if err != nil {
+		fmt.Fprintln(os.Stderr, "Error discovering service with UPnP: ", err)
+		return
+	}
+
+	if len(errors) > 0 {
+		fmt.Fprintf(os.Stderr, "Error discovering %d services:\n", len(errors))
+		for _, err := range errors {
+			fmt.Println("  ", err)
+		}
+	}
+
+	fmt.Fprintf(os.Stderr, "Successfully discovered %d services:\n", len(clients))
+	for _, client := range clients {
+		device := &client.GetServiceClient().RootDevice.Device
+
+		fmt.Fprintln(os.Stderr, "  Device:", device.FriendlyName)
+		if addr, err := client.GetExternalIPAddress(); err != nil {
+			fmt.Fprintf(os.Stderr, "    Failed to get external IP address: %v\n", err)
+		} else {
+			fmt.Fprintf(os.Stderr, "    External IP address: %v\n", addr)
+		}
+	}
+}