myhome/.local/bin/update-kernel

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#!/bin/bash
BACKUP="/home/yorune/Linux/portage"
LOG_FILE="/tmp/update-kernel.log"
TMP_KERNEL="/tmp/kernel-config-`uname -r`"
DEFAULT_KERNEL="/usr/src/linux/.config"
function starting() {
echo -e "\e[93m----------------------COMPILING------------------------------\e[0m"
sudo cp -rv $DEFAULT_KERNEL $TMP_KERNEL
cp -r $TMP_KERNEL $BACKUP/kernel-config
cp -r /etc/portage/* $BACKUP
qlist -I | sort -u > $BACKUP/list-of-programs
}
function selection() {
echo -e "\e[93m----------------------SELECTION-----------------------------\e[0m"
sudo eselect kernel list
echo
echo
read -p "New kernel is: " KERVER
echo
echo -e "Your kernel now is \e[91m$(uname -sr)\e[0m"
echo -e "Your selected kernel is \e[91m"$KERVER"\e[0m"
sudo eselect kernel set $KERVER
sudo eselect kernel list | grep "*"
echo
}
function compilation() {
read -p "Do you want to accept and compile (Y/N): " agreed
echo
if [ "$agreed" == "y" ] || [ "$agreed" == "Y" ]
then
echo -e "\e[91m----------------------\e[5mSTARTING\e[0m\e[91m------------------------------\e[0m" && sleep 10
$NOW > /tmp/compiling-starting
NEW_KERNEL="/tmp/new-kernel-config"
sudo cp -r $TMP_KERNEL $DEFAULT_KERNEL
cd /usr/src/linux; sudo make menuconfig; sleep 2; sudo cp -r $DEFAULT_KERNEL $NEW_KERNEL
sudo genkernel all --makeopts=-j$(nproc --all) --kernel-config=$NEW_KERNEL --callback="emerge nvidia-drivers::gentoo" --lvm --btrfs --luks
elif [ "$agreed" == "N" ] || [ "$agreed" == "n" ]
then
exit
fi
}
function ending() {
echo
echo
echo -e "\e[93m----------------------CHECKING-----------------------------\e[0m"
checking
echo
echo
echo -e "\e[93m----------------------REMEMBER-----------------------------\e[0m"
echo "You can remove:"
echo "* /lib/modules/OLD_KERNEL"
echo "* /boot/initramfs-genkernel-OLD_KERNEL"
echo "* /boot/vmlinuz-OLD_KERNEL"
echo "* /boot/System.map-OLD_KERNEL"
echo "* /boot/initramfs-OLD_KERNEL"
echo "* /usr/src/linux-OLD_KERNEL"
echo
echo -e "AFTER EVERYTHING YOU MUST WRITE COMMAND \e[91m"sudo grub-mkconfig -o /boot/grub/grub.cfg"\e[0m"
}
function checking() {
KERNEL=`eselect kernel list | awk '{print $2}' | egrep -o '[0-9]+.[0-9]+.[0-9]+' | tail -n1`
INITRANFS="initramfs-$KERNEL-gentoo-x86_64.img"
SYSTEMMAP="System.map-$KERNEL-gentoo-x86_64"
VMLINUZ="vmlinuz-$KERNEL-gentoo-x86_64"
ifchecking $INITRANFS
ifchecking $SYSTEMMAP
ifchecking $VMLINUZ
sudo grub-mkconfig -o /boot/grub/grub.cfg
}
function ifchecking () {
FILE=/boot/$1
if test -f "$FILE"; then
echo "$FILE exist in the /boot folder ;)"
else
echo "$FILE NOT exist in the /boot folder ;)"
fi
}
function addgit() {
cd ~/Linux/portage || exit
git add .
git commit -m "Updated: $(date)"
git push
cd ~ || exit
}
function main() {
clear
BEGIN=$(date +"%s")
starting
addgit
selection
compilation
echo -e "\e[31mI am leaving! Thank You!\e[0m" && sleep 3
TERMIN=$(date +"%s")
DIFFTLPS=$(($TERMIN-$BEGIN))
echo -e "\e[93m------------------TIME COMPILATION-------------------------\e[0m"
echo -e "\e[93m$(($DIFFTLPS / 60)) minutes and $(($DIFFTLPS % 60)) seconds \e[0m elapsed for Script Execution." && sleep 3
ending
exit
}
main