Add ICE connection state change notification and timeouts

ice.go

@@ -1,42 +0,0 @@
-package ice
-
-import "net"
-
-// HostInterfaces generates a slice of all the IPs associated with interfaces
-func HostInterfaces() (ips []string) {
-	ifaces, err := net.Interfaces()
-	if err != nil {
-		return ips
-	}
-
-	for _, iface := range ifaces {
-		if iface.Flags&net.FlagUp == 0 {
-			continue // interface down
-		}
-		if iface.Flags&net.FlagLoopback != 0 {
-			continue // loopback interface
-		}
-		addrs, err := iface.Addrs()
-		if err != nil {
-			return ips
-		}
-		for _, addr := range addrs {
-			var ip net.IP
-			switch v := addr.(type) {
-			case *net.IPNet:
-				ip = v.IP
-			case *net.IPAddr:
-				ip = v.IP
-			}
-			if ip == nil || ip.IsLoopback() {
-				continue
-			}
-			ip = ip.To4()
-			if ip == nil {
-				continue // not an ipv4 address
-			}
-			ips = append(ips, ip.String())
-		}
-	}
-	return ips
-}