#!/usr/bin/env lua

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

--

-- Copyright (C) 2015 Red Hat, Inc.

--

-- Deactivate all active connections (of certain type).

-- The example uses libnm library using GObject introspection via Lua lgi module.

-- Most distribution ship the module as lua-lgi package.

-- libnm guide:   https://developer.gnome.org/libnm/1.0/

-- Lua-lgi guide: https://github.com/pavouk/lgi/blob/master/docs/guide.md

local lgi = require 'lgi'

local NM = lgi.NM

-- supported connection types

connection_types = {

  NM.SETTING_VPN_SETTING_NAME,

  NM.SETTING_WIRELESS_SETTING_NAME,

  NM.SETTING_WIRED_SETTING_NAME,

  NM.SETTING_BOND_SETTING_NAME,

  NM.SETTING_BRIDGE_SETTING_NAME,

  NM.SETTING_TEAM_SETTING_NAME,

  NM.SETTING_INFINIBAND_SETTING_NAME,

  NM.SETTING_PPPOE_SETTING_NAME,

  NM.SETTING_ADSL_SETTING_NAME,

  NM.SETTING_BLUETOOTH_SETTING_NAME,

  NM.SETTING_WIMAX_SETTING_NAME,

  NM.SETTING_OLPC_MESH_SETTING_NAME,

  NM.SETTING_GENERIC_SETTING_NAME,

}

function known_ctype(ctype, types)

  for _,v in ipairs(types) do

    if v == ctype then return true end

  end

  return false

end

---------------------------

-- Main code starts here --

---------------------------

-- parse command-line arguments

local ctype = ...

if (ctype and not known_ctype(ctype, connection_types)) then

  print(string.format("Usage: %s [<type>]", arg[0]:gsub(".*/","")))

  print("Allowed types:", table.concat(connection_types, ", "))

  os.exit(1)

end

-- create Client object

local client = NM.Client.new()

-- get active connections

connections = client:get_active_connections()

-- deactivate the connections

for _, ac in pairs(connections) do

  if not ctype or ctype == ac:get_connection_type() then

    io.stdout:write(string.format("Deactivating %s (%s)", ac:get_id(), ac:get_uuid()))

    ok,err = client:deactivate_connection(ac, nil, nil)

    if ok then io.stdout:write("\27[32m  -> succeeded\27[0m\n")

    else io.stdout:write(string.format("\27[31m  -> failed\27[0m (%s)\n", err)) end

  end

end