Create kernel-clean-test.sh

misc/kernel-clean-test.sh

@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2023 tteck
+# Author: tteck (tteckster)
+# License: MIT
+# https://github.com/tteck/Proxmox/raw/main/LICENSE
+
+function header_info {
+  clear
+  cat <<"EOF"
+    __ __                     __   ________
+   / //_/__  _________  ___  / /  / ____/ /__  ____ _____
+  / ,< / _ \/ ___/ __ \/ _ \/ /  / /   / / _ \/ __ `/ __ \
+ / /| /  __/ /  / / / /  __/ /  / /___/ /  __/ /_/ / / / /
+/_/ |_\___/_/  /_/ /_/\___/_/   \____/_/\___/\__,_/_/ /_/
+
+EOF
+}
+YW=$(echo "\033[33m")
+RD=$(echo "\033[01;31m")
+GN=$(echo "\033[1;92m")
+CL=$(echo "\033[m")
+BFR="\\r\\033[K"
+HOLD="-"
+CM="${GN}✓${CL}"
+current_kernel=$(uname -r)
+available_kernels=$(dpkg --list | grep 'kernel-.*-pve' | awk '{print $2}' | grep -v "$current_kernel" | sort -V)
+header_info
+
+function msg_info() {
+  local msg="$1"
+  echo -ne " ${HOLD} ${YW}${msg}..."
+}
+
+function msg_ok() {
+  local msg="$1"
+  echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
+}
+
+whiptail --backtitle "Proxmox VE Helper Scripts" --title "Proxmox VE Kernel Clean" --yesno "This will Clean Unused Kernel Images, USE AT YOUR OWN RISK. Proceed?" 10 68 || exit
+
+if [ -z "$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 ($current_kernel)." 10 68
+  msg_info "Exiting"
+  sleep 2
+  msg_ok "Done"
+  exit
+fi
+
+while read -r TAG ITEM; do
+  OFFSET=2
+  ((${#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"