lain/fs.md

<- widgets

Shows disk space usage for a set partition.

Displays a notification when the partition is full or has low space.

mypartition = lain.widgets.fs()

input table

Variable	Meaning	Type	Default
timeout	Refresh timeout seconds -	int	600
partition	Partition to monitor	string	"/"
settings	User settings	function	empty function

settings can use the following partition related float values: used and available, size_mb, size_gb.

It can also use value strings in these formats:

fs_info[p .. "used_p"]
fs_info[p .. "avail_p"]
fs_info[p .. "size_mb"]
fs_info[p .. "size_gb"]

where p is the last column of df command ("/", "/home", "/boot", ...).

This means you can set the widget for a certain partition, but you can look up at others too.

Finally, settings can modify notification_preset table too. This table will be the preset for the naughty notifications. Check here for the list of variables it can contain. Default definition:

notification_preset = { fg = beautiful.fg_normal }

output table

Variable	Meaning	Type
widget	The widget	wibox.widget.textbox
show	The notification	function

You can display the notification with a key binding like this:

awful.key({ altkey }, "h", function () mypartition.show(7) end),

where altkey = "Mod1" and show argument is an optional integer, meaning timeout seconds.