lain/widget/sysload.lua

45 lines
1014 B
Lua

--[[
Licensed under GNU General Public License v2
* (c) 2013, Luca CPZ
* (c) 2010-2012, Peter Hofmann
--]]
local requirePrefix = tostring(...):match(".*lain") or ""
if requirePrefix then
requirePrefix = requirePrefix .. "."
end
local helpers = require(requirePrefix .. "helpers")
local wibox = require("wibox")
local open, match = io.open, string.match
-- System load
-- lain.widget.sysload
local function factory(args)
args = args or {}
local sysload = { widget = args.widget or wibox.widget.textbox() }
local timeout = args.timeout or 2
local settings = args.settings or function() end
function sysload.update()
local f = open("/proc/loadavg")
local ret = f:read("*all")
f:close()
load_1, load_5, load_15 = match(ret, "([^%s]+) ([^%s]+) ([^%s]+)")
widget = sysload.widget
settings()
end
helpers.newtimer("sysload", timeout, sysload.update)
return sysload
end
return factory