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106 lines
3.2 KiB
106 lines
3.2 KiB
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--[[ |
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Licensed under GNU General Public License v2 |
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* (c) 2013, Luke Bonham |
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* (c) 2010-2012, Peter Hofmann |
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--]] |
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local helpers = require("lain.helpers") |
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local notify_fg = require("beautiful").fg_focus |
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local naughty = require("naughty") |
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local wibox = require("wibox") |
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local string = { format = string.format, |
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gsub = string.gsub, |
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match = string.match } |
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local setmetatable = setmetatable |
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-- Network infos |
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-- lain.widgets.net |
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local net = { |
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last_t = 0, |
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last_r = 0 |
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} |
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function net.get_device() |
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local ws = helpers.read_pipe("ip link show | cut -d' ' -f2,9") |
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ws = ws:match("%w+: UP") or ws:match("ppp%w+: UNKNOWN") |
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if ws ~= nil then |
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return ws:match("(%w+):") |
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else |
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return "network off" |
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end |
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end |
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local function worker(args) |
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local args = args or {} |
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local timeout = args.timeout or 2 |
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local units = args.units or 1024 --kb |
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local notify = args.notify or "on" |
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local screen = args.screen or 1 |
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local settings = args.settings or function() end |
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iface = args.iface or net.get_device() |
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net.widget = wibox.widget.textbox('') |
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helpers.set_map(iface, true) |
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function update() |
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net_now = {} |
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if iface == "" or string.match(iface, "network off") |
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then |
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iface = net.get_device() |
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end |
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net_now.carrier = helpers.first_line('/sys/class/net/' .. iface .. |
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'/carrier') or "0" |
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net_now.state = helpers.first_line('/sys/class/net/' .. iface .. |
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'/operstate') or "down" |
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local now_t = helpers.first_line('/sys/class/net/' .. iface .. |
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'/statistics/tx_bytes') or 0 |
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local now_r = helpers.first_line('/sys/class/net/' .. iface .. |
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'/statistics/rx_bytes') or 0 |
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net_now.sent = (now_t - net.last_t) / timeout / units |
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net_now.sent = string.gsub(string.format('%.1f', net_now.sent), ",", ".") |
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net_now.received = (now_r - net.last_r) / timeout / units |
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net_now.received = string.gsub(string.format('%.1f', net_now.received), ",", ".") |
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widget = net.widget |
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settings() |
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net.last_t = now_t |
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net.last_r = now_r |
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if net_now.carrier ~= "1" and notify == "on" |
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then |
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if helpers.get_map(iface) |
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then |
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naughty.notify({ |
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title = iface, |
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text = "no carrier", |
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timeout = 7, |
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position = "top_left", |
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icon = helpers.icons_dir .. "no_net.png", |
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fg = notify_fg or "#FFFFFF", |
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screen = screen |
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}) |
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helpers.set_map(iface, false) |
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end |
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else |
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helpers.set_map(iface, true) |
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end |
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end |
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helpers.newtimer(iface, timeout, update) |
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return net.widget |
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end |
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return setmetatable(net, { __call = function(_, ...) return worker(...) end })
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