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----------------------------------------------------------
-- Licensed under the GNU General Public License version 2
-- * Copyright (C) 2009 Adrian C. <anrxc_sysphere_org>
-- * Derived from Wicked, copyright of Lucas de Vries
----------------------------------------------------------
-- {{{ Grab environment
local io = { popen = io.popen }
local setmetatable = setmetatable
-- }}}
-- FS: provides file system disk space usage
module("vicious.fs")
-- {{{ Filesystem widget type
local function worker(format, nfs)
-- Fallback to listing only local file systems
if nfs then nfs = "" else nfs = "--local" end
-- Get data from df
local f = io.popen("LANG=C df -hP " .. nfs)
local fs_info = {}
for line in f:lines() do
if not line:match("^Filesystem.*") then
local size, used, avail, usep, mount =
-- Match all at once, including network file systems
line:match("^[%w%p]+[%s]+([%d%.]+)[%a]?[%s]+([%d%.]+)[%a]?[%s]+([%d%.]+)[%a]?[%s]+([%d]+)%%[%s]+([%w%p]+)$")
fs_info["{"..mount.." size}"] = size
fs_info["{"..mount.." used}"] = used
fs_info["{"..mount.." avail}"] = avail
fs_info["{"..mount.." usep}"] = usep
end
end
f:close()
return fs_info
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })
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