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+#!/usr/bin/env bash
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+# Copyright (c) 2021-2023 tteck
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+# Author: tteck (tteckster)
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+# License: MIT
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+# https://github.com/tteck/Proxmox/raw/main/LICENSE
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+
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+clear
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+while true; do
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+ read -p "Install the latest Intel Processor Microcode (y/n)?" yn
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+ case $yn in
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+ [Yy]*) break ;;
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+ [Nn]*) exit ;;
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+ *) echo "Please answer yes or no." ;;
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+ esac
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+done
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+clear
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+cat <<"EOF"
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+ ____ __ __ __ ____ __
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+ / _/___ / /____ / / / |/ (_)_____________ _________ ____/ /__
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+ / // __ \/ __/ _ \/ / / /|_/ / / ___/ ___/ __ \/ ___/ __ \/ __ / _ \
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+ _/ // / / / /_/ __/ / / / / / / /__/ / / /_/ / /__/ /_/ / /_/ / __/
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+/___/_/ /_/\__/\___/_/ /_/ /_/_/\___/_/ \____/\___/\____/\__,_/\___/
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+
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+EOF
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+
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+YW=$(echo "\033[33m")
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+GN=$(echo "\033[1;92m")
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+CL=$(echo "\033[m")
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+BFR="\\r\\033[K"
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+HOLD="-"
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+CM="${GN}✓${CL}"
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+
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+set -euo pipefail
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+shopt -s inherit_errexit nullglob
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+
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+msg_info() {
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+ local msg="$1"
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+ echo -ne " ${HOLD} ${YW}${msg}..."
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+}
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+
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+msg_ok() {
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+ local msg="$1"
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+ echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
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+}
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+
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+msg_info "Installing iucode-tool: a tool for updating Intel processor microcode"
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+apt-get install -y iucode-tool &>/dev/null
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+msg_ok "Installed iucode-tool"
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+
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+msg_info "Downloading the latest Intel Processor Microcode Package for Linux"
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+release=$(curl -s https://api.github.com/repos/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/latest | awk -F'"' '/tag_name/{print $4}' | tr -cd '[:digit:]')
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+wget -q http://ftp.debian.org/debian/pool/non-free-firmware/i/intel-microcode/intel-microcode_3.${release}.1_amd64.deb
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+msg_ok "Downloaded the latest Intel Processor Microcode Package"
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+
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+msg_info "Installing the Intel Processor Microcode (Patience)"
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+dpkg -i intel-microcode_3.${release}.1_amd64.deb &>/dev/null
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+msg_ok "Installed the Intel Processor Microcode"
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+
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+msg_info "Cleaning up"
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+rm intel-microcode_3.${release}.1_amd64.deb
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+msg_ok "Cleaned"
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+
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+echo -e "\n To apply the settings, the system will need to be rebooted.\n"
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tteckster