68 lines
2.0 KiB
Lua
68 lines
2.0 KiB
Lua
-- widget type providing RAID array information on GNU/Linux
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-- Copyright (C) 2010 Hagen Schink <troja84@googlemail.com>
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-- Copyright (C) 2017 mutlusun <mutlusun@github.com>
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--
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-- This file is part of Vicious.
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--
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-- Vicious is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as
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-- published by the Free Software Foundation, either version 2 of the
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-- License, or (at your option) any later version.
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--
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-- Vicious is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with Vicious. If not, see <https://www.gnu.org/licenses/>.
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-- {{{ Grab environment
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local io = { open = io.open }
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local string = {
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len = string.len,
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sub = string.sub,
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match = string.match,
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gmatch = string.gmatch
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}
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local helpers = require"vicious.helpers"
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-- }}}
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-- Initialize function tables
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local mddev = {}
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-- {{{ RAID widget type
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return helpers.setcall(function (format, warg)
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if not warg then return end
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mddev[warg] = {
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["found"] = false,
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["active"] = 0,
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["assigned"] = 0
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}
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-- Linux manual page: md(4)
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local f = io.open("/proc/mdstat")
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for line in f:lines() do
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if mddev[warg]["found"] then
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local updev = string.match(line, "%[[_U]+%]")
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for _ in string.gmatch(updev, "U") do
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mddev[warg]["active"] = mddev[warg]["active"] + 1
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end
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break
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elseif string.sub(line, 1, string.len(warg)) == warg then
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mddev[warg]["found"] = true
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for _ in string.gmatch(line, "%[[%d]%]") do
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mddev[warg]["assigned"] = mddev[warg]["assigned"] + 1
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end
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end
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end
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f:close()
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return {mddev[warg]["assigned"], mddev[warg]["active"]}
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end)
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-- }}}
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