X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/635f0576554301d505233fd4116d8429f310d87a..6a3294bd7341e60be917aafbcb14f2dc416fae9d:/widgets/net.lua diff --git a/widgets/net.lua b/widgets/net.lua index 18727f1..223f3af 100644 --- a/widgets/net.lua +++ b/widgets/net.lua @@ -7,147 +7,117 @@ --]] -local markup = require("lain.util.markup") local helpers = require("lain.helpers") - -local awful = require("awful") -local beautiful = require("beautiful") +local naughty = require("naughty") local wibox = require("wibox") - -local io = io -local tostring = tostring -local string = { format = string.format } - +local string = { format = string.format, + match = string.match } local setmetatable = setmetatable -- Network infos -- lain.widgets.net -local net = { - send = "0", - recv = "0", - last_t = {}, - last_r = {} -} - -net.units = { - ["b"] = 1, - ["kb"] = 1024, - ["mb"] = 1024^2, - ["gb"] = 1024^3 -} - -function net.get_device() - f = io.popen("ip link show | cut -d' ' -f2,9") - ws = f:read("*all") - f:close() - ws = ws:match("%w+: UP") - if ws ~= nil then - return ws:gsub(": UP", "") - else - return "" - end -end -function worker(args) - local args = args or {} - local iface = args.iface or net.get_device() - local delta = args.refresh_timeout or 2 - local units = args.units or net.units["kb"] - local spr = args.spr or " " - local header = args.header or iface - local header_color = args.header_color or beautiful.fg_normal or "#FFFFFF" - local color_up = args.color_up or beautiful.fg_focus or "#FFFFFF" - local color_down = args.color_down or beautiful.fg_focus or "#FFFFFF" - local app = args.app or "sudo wifi-menu" - - helpers.set_map(iface, true) - helpers.set_map("carrier", 0) - - local mynet = wibox.widget.textbox() - - local mynetupdate = function() - if iface == "" then - iface = net.get_device() - header = iface - end +local function worker(args) + local net = { widget = wibox.widget.textbox() } + net.last_t = 0 + net.last_r = 0 + net.devices = {} + + local args = args or {} + local timeout = args.timeout or 2 + local units = args.units or 1024 --kb + local notify = args.notify or "on" + local screen = args.screen or 1 + local settings = args.settings or function() end + + -- Compatibility with old API where iface was a string corresponding to 1 interface + net.iface = (args.iface and (type(args.iface) == "string" and {args.iface}) or + (type(args.iface) == "table" and args.iface)) or {} + + function net.get_device() + helpers.async(string.format("ip link show", device_cmd), function(ws) + ws = ws:match("(%w+): ") + net.iface = ws and { ws } or {} + end) + end - local carrier = helpers.first_line('/sys/class/net/' .. iface .. - '/carrier') or "" - local state = helpers.first_line('/sys/class/net/' .. iface .. - '/operstate') - local now_t = helpers.first_line('/sys/class/net/' .. iface .. - '/statistics/tx_bytes') - local now_r = helpers.first_line('/sys/class/net/' .. iface .. - '/statistics/rx_bytes') - local text = '' .. header .. ' ' - - if carrier ~= "1" - then - if helpers.get_map(iface) - then - n_title = iface - if n_title == "" then - n_title = "network" - header = "Net" - end - naughty.notify({ title = n_title, text = "no carrier", - timeout = 7, - position = "top_left", - icon = beautiful.lain_no_net_notify or - helpers.icons_dir .. "no_net.png", - fg = beautiful.fg_focus or "#FFFFFF" }) - - mynet:set_markup(markup(header_color, header) .. markup(color_up, " Off")) - helpers.set_map(iface, false) + if #net.iface == 0 then net.get_device() end + + function update() + -- These are the totals over all specified interfaces + net_now = { + -- New api - Current state of requested devices + devices = {}, + -- Bytes since last iteration + sent = 0, + received = 0 + } + + -- Total bytes transfered + local total_t = 0 + local total_r = 0 + + for i, dev in ipairs(net.iface) do + local dev_now = {} + local dev_before = net.devices[dev] or { last_t = 0, last_r = 0 } + local now_t = tonumber(helpers.first_line(string.format("/sys/class/net/%s/statistics/tx_bytes", dev)) or 0) + local now_r = tonumber(helpers.first_line(string.format("/sys/class/net/%s/statistics/rx_bytes", dev)) or 0) + + dev_now.carrier = helpers.first_line(string.format("/sys/class/net/%s/carrier", dev)) or "0" + dev_now.state = helpers.first_line(string.format("/sys/class/net/%s/operstate", dev)) or "down" + + dev_now.sent = (now_t - dev_before.last_t) / timeout / units + dev_now.received = (now_r - dev_before.last_r) / timeout / units + + net_now.sent = net_now.sent + dev_now.sent + net_now.received = net_now.received + dev_now.received + + dev_now.sent = string.format('%.1f', dev_now.sent) + dev_now.received = string.format('%.1f', dev_now.received) + + dev_now.last_t = now_t + dev_now.last_r = now_r + + -- This will become dev_before in the next update/iteration + net.devices[dev] = dev_now + + total_t = total_t + now_t + total_r = total_r + now_r + + -- Notify only once when connection is loss + if string.match(dev_now.carrier, "0") and notify == "on" and helpers.get_map(dev) then + naughty.notify({ + title = dev, + text = "no carrier", + icon = helpers.icons_dir .. "no_net.png", + screen = screen + }) + helpers.set_map(dev, false) + elseif string.match(dev_now.carrier, "1") then + helpers.set_map(dev, true) end - return - else - helpers.set_map(iface, true) - end - if state == 'down' or not now_t or not now_r - then - mynet:set_markup(' ' .. text .. '-' .. ' ') - return + net_now.carrier = dev_now.carrier + net_now.state = dev_now.state + net_now.devices[dev] = dev_now + -- new_now.sent and net_now.received will be the + -- totals across all specified devices end - if net.last_t[iface] and net.last_t[iface] - then - net.send = tostring((now_t - net.last_t[iface]) / delta / units) - net.recv = tostring((now_r - net.last_r[iface]) / delta / units) - - text = text - .. '' - .. string.format('%.1f', net.send) - .. '' - .. spr - .. '' - .. string.format('%.1f', net.recv) - .. '' - - mynet:set_markup(' ' .. text .. ' ') - else - mynet:set_markup(' ' .. text .. '-' .. ' ') + if total_t ~= net.last_t or total_r ~= net.last_r then + net_now.sent = string.format('%.1f', net_now.sent) + net_now.received = string.format('%.1f', net_now.received) + net.last_t = total_t + net.last_r = total_r end - net.last_t[iface] = now_t - net.last_r[iface] = now_r + widget = net.widget + settings() end - local mynettimer = timer({ timeout = delta }) - mynettimer:connect_signal("timeout", mynetupdate) - mynettimer:start() - mynettimer:emit_signal("timeout") - - mynet:buttons(awful.util.table.join( - awful.button({}, 0, function() - helpers.run_in_terminal(app) - mynetupdate() - end))) - - net.widget = mynet + helpers.newtimer("network", timeout, update) - return setmetatable(net, { __index = net.widget }) + return net end -return setmetatable(net, { __call = function(_, ...) return worker(...) end }) +return setmetatable({}, { __call = function(_, ...) return worker(...) end })