Update cron-update-lxcs.sh

This script is designed to schedule a cron job that updates all LXCs every Sunday at midnight.

misc/cron-update-lxcs.sh

@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2023 tteck
+# Author: tteck (tteckster)
+# License: MIT
+# https://github.com/tteck/Proxmox/raw/main/LICENSE
+
+clear
+cat <<"EOF"
+   __  __          __      __          __   _  ________        ______
+  / / / /___  ____/ /___ _/ /____     / /  | |/ / ____/____   / ____/________  ____
+ / / / / __ \/ __  / __ `/ __/ _ \   / /   |   / /   / ___/  / /   / ___/ __ \/ __ \
+/ /_/ / /_/ / /_/ / /_/ / /_/  __/  / /___/   / /___(__  )  / /___/ /  / /_/ / / / /
+\____/ .___/\__,_/\__,_/\__/\___/  /_____/_/|_\____/____/   \____/_/   \____/_/ /_/
+    /_/
+
+EOF
+
+add() {
+while true; do
+  read -p "This script will schedule a cron job that updates all LXCs every Sunday at midnight. Proceed(y/n)?" yn
+  case $yn in
+  [Yy]*) break ;;
+  [Nn]*) exit ;;
+  *) echo "Please answer yes or no." ;;
+  esac
+done
+sh -c '(crontab -l -u root 2>/dev/null; echo "0 0 * * 0 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin /bin/bash -c \"\$(wget -qLO - https://github.com/tteck/Proxmox/raw/main/misc/update-lxcs-cron.sh)\" >>/var/log/update-lxcs-cron.log 2>/dev/null") | crontab -u root -'
+clear
+echo -e "\n To view Update LXCs Cron logs: cat /var/log/update-lxcs-cron.log"
+}
+
+remove() {
+  (crontab -l | grep -v "github.com/tteck/Proxmox/raw/main/misc/update-lxcs-cron.sh") | crontab -
+  rm /var/log/update-lxcs-cron.log
+  echo "Removed Update LXCs Cron from Proxmox VE"
+}
+
+# Define options for the whiptail menu
+OPTIONS=(Add "Add Update LXCs Cron to Proxmox VE" \
+         Remove "Remove Update LXCs Cron from Proxmox VE")
+
+# Show the whiptail menu and save the user's choice
+CHOICE=$(whiptail --title "Update LXCs Cron for Proxmox VE" --menu "Select an option:" 10 58 2 \
+          "${OPTIONS[@]}" 3>&1 1>&2 2>&3)
+
+# Check the user's choice and perform the corresponding action
+case $CHOICE in
+  "Add")
+    add
+    ;;
+  "Remove")
+    remove
+    ;;
+  *)
+    echo "Exiting..."
+    exit 0
+    ;;
+esac

misc/update-lxcs-cron.sh

@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2023 tteck
+# Author: tteck (tteckster)
+# License: MIT
+# https://github.com/tteck/Proxmox/raw/main/LICENSE
+
+echo "$(date)"
+excluded_containers=("$@")
+function update_container() {
+  container=$1
+  name=$(pct exec "$container" hostname)
+  os=$(pct config "$container" | awk '/^ostype/ {print $2}')
+  if [[ "$os" == "ubuntu" || "$os" == "debian" ]]; then
+    disk_info=$(pct exec "$container" df /boot | awk 'NR==2{gsub("%","",$5); printf "%s %.1fG %.1fG %.1fG", $5, $3/1024/1024, $2/1024/1024, $4/1024/1024 }')
+    read -ra disk_info_array <<< "$disk_info"
+    echo -e "\n[Info] Updating $container : $name - Boot Disk: ${disk_info_array[0]}% full [${disk_info_array[1]}/${disk_info_array[2]} used, ${disk_info_array[3]} free]"
+  else
+    echo -e "\n[Info] Updating $container : $name - [No disk info for ${os}]"
+  fi
+  case "$os" in
+    alpine)  pct exec "$container" -- ash -c "apk update && apk upgrade" ;;
+    archlinux)  pct exec "$container" -- bash -c "pacman -Syyu --noconfirm";;
+    fedora|rocky|centos|alma)  pct exec "$container" -- bash -c "dnf -y update && dnf -y upgrade" ;;
+    ubuntu|debian|devuan)  pct exec "$container" -- bash -c "apt-get update 2>/dev/null | grep 'packages.*upgraded'; apt list --upgradable && apt-get -y dist-upgrade" ;;
+  esac
+}
+
+for container in $(pct list | awk '{if(NR>1) print $1}'); do
+  excluded=false
+  for excluded_container in "${excluded_containers[@]}"; do
+    if [ "$container" == "$excluded_container" ]; then
+      excluded=true
+      break
+    fi
+  done
+  if [ "$excluded" == true ]; then
+    header_info
+    echo -e "[Info] Skipping $container"
+    sleep 1
+  else
+    status=$(pct status $container)
+    template=$(pct config $container | grep -q "template:" && echo "true" || echo "false")
+    if [ "$template" == "false" ] && [ "$status" == "status: stopped" ]; then
+      echo -e "[Info] Starting $container"
+      pct start $container
+      echo -e "[Info] Waiting For $container To Start"
+      sleep 5
+      update_container $container
+      echo -e "[Info] Shutting down $container"
+      pct shutdown $container &
+    elif [ "$status" == "status: running" ]; then
+      update_container $container
+    fi
+  fi
+done
+wait
+
+echo -e "Finished, All Containers Updated. \n"