Update kernel-clean.sh

Code overhaul with a fresh start.
This commit is contained in:
tteckster 2023-09-13 08:50:10 -04:00 committed by GitHub
parent e09013a8df
commit 644ca75dbd
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1 changed files with 37 additions and 107 deletions

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@ -6,7 +6,8 @@
# https://github.com/tteck/Proxmox/raw/main/LICENSE
function header_info {
cat <<"EOF"
clear
cat <<"EOF"
__ __ __ ________
/ //_/__ _________ ___ / / / ____/ /__ ____ _____
/ ,< / _ \/ ___/ __ \/ _ \/ / / / / / _ \/ __ `/ __ \
@ -15,126 +16,55 @@ function header_info {
EOF
}
set -euo pipefail
shopt -s inherit_errexit nullglob
YW=$(echo "\033[33m")
BL=$(echo "\033[36m")
RD=$(echo "\033[01;31m")
BGN=$(echo "\033[4;92m")
GN=$(echo "\033[1;92m")
DGN=$(echo "\033[32m")
CL=$(echo "\033[m")
BFR="\\r\\033[K"
HOLD="-"
CM="${GN}${CL}"
CROSS="${RD}${CL}"
PARTY="🎉"
current_kernel=$(uname -r)
clear
available_kernels=$(dpkg --list | grep 'kernel-.*-pve' | awk '{print $2}' | grep -v "$current_kernel" | sort -V)
header_info
while true; do
read -p "This will Clean Unused Kernel Images, USE AT YOUR OWN RISK. Proceed(y/n)?" yn
case $yn in
[Yy]*) break ;;
[Nn]*) exit ;;
*) echo -e "${RD}Please answer y/n${CL}" ;;
esac
done
clear
function msg_info() {
local msg="$1"
echo -ne " ${HOLD} ${YW}${msg}..."
local msg="$1"
echo -ne " ${HOLD} ${YW}${msg}..."
}
function msg_ok() {
local msg="$1"
echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
local msg="$1"
echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
}
function check_root() {
if [[ $EUID -ne 0 ]]; then
echo -e "${CROSS}${RD}Error: This script must be ran as the root user.\n${CL}"
exit 1
else
header_info
other_kernel
kernel_info
kernel_clean
fi
}
whiptail --backtitle "Proxmox VE Helper Scripts" --title "Proxmox VE Kernel Clean" --yesno "This will Clean Unused Kernel Images, USE AT YOUR OWN RISK. Proceed?" 10 68 || exit
VERSION="$(awk -F'=' '/^VERSION_CODENAME=/{ print $NF }' /etc/os-release)"
function other_kernel() {
if [[ "${VERSION}" == "bullseye" ]]; then
if [[ "$current_kernel" == *"edge"* ]]; then
echo -e "\n${CROSS} ${RD}ERROR:${CL} Proxmox ${BL}${current_kernel}${CL} Kernel Active"
echo -e "\nAn Active PVE Kernel is required to use Kernel Clean\n"
exit 1
fi
if [[ "$current_kernel" == *"6.1"* || "$current_kernel" == *"6.2"* ]]; then
echo -e "\n${CROSS} ${RD}ERROR:${CL} Proxmox ${BL}${current_kernel}${CL} Kernel Active"
echo -e "\nThe script cannot be used when running opt-in kernels. \nProxmox VE's package management relies directly on the current default kernel, which is 5.15. \nTherefore, it is not possible to utilize this script. In this case, you should use autoremove instead. \n`apt-get autoremove`\n"
exit 1
fi
fi
}
function kernel_info() {
if [[ "$MODE" != "PBS" ]]; then
echo -e "${YW}PVE Version: ${BL}$(pveversion)\n${CL}"
fi
if [[ "$current_kernel" == *"pve"* ]]; then
echo -e "${YW}Current Kernel: ${BL}$current_kernel\n${CL}"
else
echo -e "\n${CROSS} ${RD}ERROR: No PVE Kernel Found\n${CL}"
exit 1
fi
}
function kernel_clean() {
kernels=$(dpkg --list | grep 'kernel-.*-pve' | awk '{print $2}' | sort -V)
remove_kernels=""
for kernel in $kernels; do
if [ "$(echo $kernel | grep $current_kernel)" ]; then
break
else
echo -e "${BL}'$kernel' ${CL}${YW}has been added to the remove Kernel list\n${CL}"
remove_kernels+=" $kernel"
fi
done
msg_ok "Kernel Search Completed\n"
if [[ "$remove_kernels" != *"pve"* ]]; then
echo -e "${PARTY} ${GN}It appears there are no old Kernels on your system. \n${CL}"
msg_info "Exiting"
sleep 2
msg_ok "Done"
else
read -p "Would you like to remove the $(echo $remove_kernels | awk '{print NF}') selected Kernels listed above? [y/n]: " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]; then
msg_info "Removing ${CL}${RD}$(echo $remove_kernels | awk '{print NF}') ${CL}${YW}old Kernels${CL}"
/usr/bin/apt purge -y $remove_kernels >/dev/null 2>&1
msg_ok "Successfully Removed Kernels"
msg_info "Updating GRUB"
/usr/sbin/update-grub >/dev/null 2>&1
msg_ok "Successfully Updated GRUB"
msg_info "Exiting"
sleep 2
msg_ok "Done"
else
msg_info "Exiting"
sleep 2
msg_ok "Done"
fi
fi
}
if ! command -v pveversion >/dev/null 2>&1; then
echo -e " Switching to PBS mode"
MODE="PBS"
sleep 2
else
MODE="PVE"
if [ -z "$available_kernels" ]; then
whiptail --backtitle "Proxmox VE Helper Scripts" --title "No Other Kernels" --msgbox "It appears there are no old Kernels on your system. \nCurrent kernel ($current_kernel)." 10 68
msg_info "Exiting"
sleep 2
msg_ok "Done"
exit
fi
check_root
while read -r TAG ITEM; do
OFFSET=2
((${#ITEM} + OFFSET > MSG_MAX_LENGTH)) && MSG_MAX_LENGTH=${#ITEM}+OFFSET
CTID_MENU+=("$TAG" "$ITEM " "OFF")
done < <(echo "$available_kernels")
remove_kernels=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "Current Kernel $current_kernel" --checklist "\nSelect Kernels to remove:\n" \
16 $((MSG_MAX_LENGTH + 58)) 6 "${CTID_MENU[@]}" 3>&1 1>&2 2>&3 | tr -d '"') || exit
whiptail --backtitle "Proxmox VE Helper Scripts" --title "Remove Kernels" --yesno "Would you like to remove the selected Kernels\n $remove_kernels\n Proceed?" 10 68 || exit
msg_info "Removing ${CL}${RD}$(echo $remove_kernels | awk '{print NF}') ${CL}${YW}old Kernels${CL}"
/usr/bin/apt purge -y $remove_kernels >/dev/null 2>&1
msg_ok "Successfully Removed Kernels"
msg_info "Updating GRUB"
/usr/sbin/update-grub >/dev/null 2>&1
msg_ok "Successfully Updated GRUB"
msg_info "Exiting"
sleep 2
msg_ok "Done"