goupnp/cmd/discoverigd/discoverigd.go

43 lines
1009 B
Go

// Serves as a simple example/test of discovering UPnP devices on the local
// network.
package main
import (
"fmt"
"github.com/huin/goupnp"
)
var spaces = " "
type indentLevel int
func (i indentLevel) String() string {
return spaces[:i]
}
func displayDevice(indent indentLevel, device *goupnp.Device) {
fmt.Println(indent.String(), device)
for _, srv := range device.Services {
fmt.Println((indent + 1).String(), srv)
}
for _, subdev := range device.Devices {
displayDevice(indent+1, subdev)
}
}
func main() {
if results, err := goupnp.DiscoverDevices(goupnp.DeviceTypeInternetGatewayDevice); err != nil {
fmt.Println("Error discovering InternetGatewayDevice with UPnP: ", err)
} else {
fmt.Printf("Discovered %d InternetGatewayDevices:\n", len(results))
for _, maybeRootDevice := range results {
if maybeRootDevice.Err != nil {
fmt.Println(maybeRootDevice.Err)
} else {
displayDevice(0, maybeRootDevice.Root.Device)
}
}
}
}