#!/usr/bin/env gjs

// SPDX-License-Identifier: GPL-2.0+

/*

 * Copyright (C) 2014, 2017 Red Hat, Inc.

 */

const System = imports.system;

const NM = imports.gi.NM;

const GLib = imports.gi.GLib;

/*

 * This example shows how to get addresses, routes and DNS information

 * from NMIP4Config and NMIP6Config (got out of NMDevice)

 */

function show_addresses (dev, family)

{

	let ip_cfg;

	if (family == GLib.SYSDEF_AF_INET)

		ip_cfg = dev.get_ip4_config ();

	else

		ip_cfg = dev.get_ip6_config ();

	if (ip_cfg == null) {

		print ("None");

		return;

	}

	let nm_addresses = ip_cfg.get_addresses ();

	if (nm_addresses.length == 0) {

		print ("None");

		return;

	}

	for (let nm_address of nm_addresses) {

		let addr = nm_address.get_address ();

		let prefix = nm_address.get_prefix ();

		print (addr + "/" + prefix);

	}

}

function show_gateway (dev, family)

{

	let ip_cfg;

	if ((family == GLib.SYSDEF_AF_INET))

		ip_cfg = dev.get_ip4_config ();

	else

		ip_cfg = dev.get_ip6_config ();

	let gw;

	if (ip_cfg == null)

		gw = "None"

	else {

		gw = ip_cfg.get_gateway ();

		if (gw == '')

			gw = "None"

	}

	print (gw);

}

function show_routes (dev, family)

{

	let ip_cfg;

	if ((family == GLib.SYSDEF_AF_INET))

		ip_cfg = dev.get_ip4_config ();

	else

		ip_cfg = dev.get_ip6_config ();

	if (ip_cfg == null) {

		print ("None");

		return;

	}

	let nm_routes = ip_cfg.get_routes ();

	if (nm_routes.length == 0) {

		print ("None");

		return;

	}

	for (let nm_route of nm_routes) {

		let dest = nm_route.get_dest ();

		let prefix = nm_route.get_prefix ();

		let next_hop = nm_route.get_next_hop ();

		let metric = nm_route.get_metric ();

		print (dest + "/" + prefix + "  " + next_hop + "  " + metric);

	}

}

function show_dns (dev, family)

{

	let ip_cfg;

	if ((family == GLib.SYSDEF_AF_INET))

		ip_cfg = dev.get_ip4_config ();

	else

		ip_cfg = dev.get_ip6_config ();

	if (ip_cfg == null) {

		print ("None");

		return;

	}

	print ("Nameservers: " + ip_cfg.get_nameservers ());

	print ("Domains: " + ip_cfg.get_domains ());

	print ("Searches: " + ip_cfg.get_searches ());

	if ((family == GLib.SYSDEF_AF_INET))

		print ("WINS: " + ip_cfg.get_wins_servers ());

}

if (ARGV.length != 1) {

	print ("Usage: get_ips.js <interface>");

	System.exit (1);

}

let dev_iface = ARGV[0];

let c = NM.Client.new (null);

let dev = c.get_device_by_iface (dev_iface);

if (dev == null) {

	print ("Device '%s' not found " + dev_iface);

	System.exit (1);

}

print ("Device: " + dev_iface + " - " + dev.get_type_description ());

print ("---------------------------------------");

print ();

print ("IPv4 addresses:");

print ("---------------");

show_addresses (dev, GLib.SYSDEF_AF_INET);

print ();

print ("IPv4 gateway:");

print ("-------------");

show_gateway (dev, GLib.SYSDEF_AF_INET);

print ();

print ("IPv4 routes:");

print ("------------");

show_routes (dev, GLib.SYSDEF_AF_INET);

print ();

print ("IPv6 addresses:");

print ("---------------");

show_addresses (dev, GLib.SYSDEF_AF_INET6);

print ();

print ("IPv6 gateway:");

print ("-------------");

show_gateway (dev, GLib.SYSDEF_AF_INET6);

print ();

print ("IPv6 routes:");

print ("------------");

show_routes (dev, GLib.SYSDEF_AF_INET6);

print ();

print ("IPv4 DNS:");

print ("------------");

show_dns (dev, GLib.SYSDEF_AF_INET);

print ();

print ("IPv6 DNS:");

print ("------------");

show_dns (dev, GLib.SYSDEF_AF_INET6);

print ();