लैपटॉप के ढक्कन को बंद करने और बिना नींद के स्क्रीन को लॉक करने पर कस्टम स्क्रिप्ट

grep swap /etc/fstab

# swap was on /dev/mmcblk0p2 during installation
UUID=aebf757e-14c0-410a-b042-3d9a6044a987 none            swap    sw              0       0

...
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=aebf757e-14c0-410a-b042-3d9a6044a987"
...

sudo update-grub

sudo systemctl hibernate

event=button/lid.*
action=/etc/acpi/laptop-lid.sh

#!/bin/bash

#set variables
# BUS   environ   lxsession
BUS=$(grep -z DBUS_SESSION_BUS_ADDRESS \
	/proc/$(pidof -s lxsession)/environ | \
	sed 's/DBUS_SESSION_BUS_ADDRESS=//g')
#     ,    
USER=$(grep -z USER /proc/$(pidof -s lxsession)/environ | sed 's/USER=//g')
#     
LID="/proc/acpi/button/lid/LID0/state"

#Check lid state (return 0 if closed)
check_lid () {
	grep -q closed $LID
}

#Lock screen without sleep
check_lid
if [ $? = 0 ]
then
	#TODO run command as root
	sudo -u $USER -E dbus-send --bus=$BUS \
				    --type=method_call \
				    --dest="org.freedesktop.ScreenSaver" \
				    "/org/freedesktop/ScreenSaver" \
				    org.freedesktop.ScreenSaver.Lock
fi

#Wait 10 minutes and hibernate if lid is closed
sleep 600
check_lid
if [ $? = 0 ]
then
	systemctl hibernate
fi

sudo chmod a+x /etc/acpi/laptop-lid.sh

sudo systemctl restart acpid.service

• lxsessin => सूक्ति-सत्र
• org.freedesktop.ScreenSaver => org.gnome.ScreenSaver