From fdf0c83db44e5f7d64874fd5102b41d31e7732c2 Mon Sep 17 00:00:00 2001 From: geekpi Date: Tue, 19 Jan 2021 09:02:58 +0800 Subject: [PATCH] translated --- ...ification when a battery is full or low.md | 157 ------------------ 1 file changed, 157 deletions(-) delete mode 100644 sources/tech/20210113 How to get Battery status notification when a battery is full or low.md diff --git a/sources/tech/20210113 How to get Battery status notification when a battery is full or low.md b/sources/tech/20210113 How to get Battery status notification when a battery is full or low.md deleted file mode 100644 index 870878d8f1..0000000000 --- a/sources/tech/20210113 How to get Battery status notification when a battery is full or low.md +++ /dev/null @@ -1,157 +0,0 @@ -[#]: collector: (lujun9972) -[#]: translator: (geekpi) -[#]: reviewer: ( ) -[#]: publisher: ( ) -[#]: url: ( ) -[#]: subject: (How to get Battery status notification when a battery is full or low) -[#]: via: (https://www.2daygeek.com/linux-low-full-charge-discharge-battery-notification/) -[#]: author: (Magesh Maruthamuthu https://www.2daygeek.com/author/magesh/) - -How to get Battery status notification when a battery is full or low -====== - -Linux laptops are good for Nix users, but it often drains the battery. - -I tried many Linux operating systems, but did not have a long battery life like Windows. - -Charging a battery for a longer duration will damage your battery, so unplug the power cable when it is 100% charged. - -There is no default application to notify when the battery charged or discharged, and you need to install a third-party application to notify you. - -For this, I usually install the **[Battery Monitor][1]** app, but it was deprecated, so I created a shell script to get the notification. - -Laptop battery charging and discharging status can be identified using the following two commands. - -Using acpi command. - -``` -$ acpi -b -Battery 0: Discharging, 71%, 00:58:39 remaining -``` - -Using upower command. - -``` -$ upower -i /org/freedesktop/UPower/devices/battery_BAT0 | grep -w 'state|percentage' | awk '{print $2}' -discharging -64% -``` - -### Method-1: Shell script to send an alert when the battery level is above 95% or below 20% - -This script runs in the background on startup and checks the battery status every minute and then sends a notification when the battery level is charged above 95% or discharged less than 20%. - -The alert will not go off until your battery is over 20% or less than 95% charged. - -``` -$ sudo vi /opt/scripts/battery-status.sh - -#!/bin/bash -while true -do - battery_level=`acpi -b | grep -P -o '[0-9]+(?=%)'` - if [ $battery_level -ge 95 ]; then - notify-send "Battery Full" "Level: ${battery_level}%" - paplay /usr/share/sounds/freedesktop/stereo/suspend-error.oga - elif [ $battery_level -le 20 ]; then - notify-send --urgency=CRITICAL "Battery Low" "Level: ${battery_level}%" - paplay /usr/share/sounds/freedesktop/stereo/suspend-error.oga - fi - sleep 60 -done -``` - -Once the script is ready, set the executable permission. - -``` -$ sudo chmod +x /opt/scripts/battery-status.sh -``` - -Finally, add the script to the bottom of the user profile file. For system-wide, you need to add the script on the /etc/profile file. - -``` -$ vi /home/magi/.profile - -/opt/scripts/battery-status.sh & -``` - -**[Reboot your Linux system][2]** to check this. - -``` -$ sudo reboot -``` - -### Method-2: Shell script to send a notification when the battery level is charged (above 95%) or discharged (below 20%) - -This script is similar to the above script, but it is responsible with the AC adapter. - -If your AC adapter is plugged in and the battery is charged above 95%, it will send a notification with a sound, but the notification will not stop until you unplug the AC adapter. - -![][3] - -If you unplug the AC adapter, you will never see the notification again until your battery charge drops to 20%. - -![][3] - -``` -$ sudo vi /opt/scripts/battery-status-1.sh - -#!/bin/bash - while true - do - export DISPLAY=:0.0 - battery_level=`acpi -b | grep -P -o '[0-9]+(?=%)'` - if on_ac_power; then - if [ $battery_level -ge 95 ]; then - notify-send "Battery Full" "Level: ${battery_level}% " - paplay /usr/share/sounds/freedesktop/stereo/suspend-error.oga - fi - else - if [ $battery_level -le 20 ]; then - notify-send --urgency=CRITICAL "Battery Low" "Level: ${battery_level}%" - paplay /usr/share/sounds/freedesktop/stereo/suspend-error.oga - fi - fi - sleep 60 -done -``` - -Once the script is ready, set the permission to execute. - -``` -$ sudo chmod +x /opt/scripts/battery-status-1.sh -``` - -Finally add the script to the bottom of the user **profile** file. For system-wide, you need to add the script on /etc/profile file. - -``` -$ vi /home/magi/.profile - -/opt/scripts/battery-status-1.sh & -``` - -Restart your system to check this. - -``` -$ sudo reboot -``` - -**Ref:** [stackexchange][4] - --------------------------------------------------------------------------------- - -via: https://www.2daygeek.com/linux-low-full-charge-discharge-battery-notification/ - -作者：[Magesh Maruthamuthu][a] -选题：[lujun9972][b] -译者：[译者ID](https://github.com/译者ID) -校对：[校对者ID](https://github.com/校对者ID) - -本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创编译，[Linux中国](https://linux.cn/) 荣誉推出 - -[a]: https://www.2daygeek.com/author/magesh/ -[b]: https://github.com/lujun9972 -[1]: https://www.2daygeek.com/category/battery-monitor/ -[2]: https://www.2daygeek.com/6-commands-to-shutdown-halt-poweroff-reboot-the-linux-system/ -[3]: data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7 -[4]: https://unix.stackexchange.com/questions/60778/how-can-i-get-an-alert-when-my-battery-is-about-to-die-in-linux-mint