PBS: Upgrade Script for v4 (#7214)
* Refactor: Post-PBS Script * PBS4-Upgrade-Script * Remove unintended changes to post-pbs-install.sh
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CanbiZ
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52
frontend/public/json/pbs4-upgrade.json
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52
frontend/public/json/pbs4-upgrade.json
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{
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"name": "PBS 4 Upgrade",
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"slug": "pbs4-upgrade",
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"categories": [
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1
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],
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"date_created": "2025-08-26",
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"type": "pve",
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"updateable": false,
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"privileged": false,
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"interface_port": null,
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"documentation": "https://pbs.proxmox.com/wiki/Upgrade_from_3_to_4",
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"website": "https://www.proxmox.com/en/proxmox-backup-server",
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"logo": "https://cdn.jsdelivr.net/gh/selfhst/icons/webp/proxmox.webp",
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"config_path": "",
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"description": "This script guides you through upgrading Proxmox Backup Server from version 3.x (Debian 12 Bookworm) to version 4.0 (Debian 13 Trixie). It adjusts the Debian base sources, configures PBS 4 repositories in deb822 format, updates enterprise/no-subscription/test repos, runs a full system upgrade, and finalizes with a reboot.",
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"install_methods": [
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{
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"type": "default",
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"script": "tools/pve/pbs4-upgrade.sh",
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"resources": {
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"cpu": null,
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"ram": null,
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"hdd": null,
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"os": null,
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"version": null
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}
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}
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],
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"default_credentials": {
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"username": null,
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"password": null
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},
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"notes": [
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{
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"text": "Execute this script directly on the PBS 3.x host as root.",
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"type": "info"
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},
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{
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"text": "Ensure you have a verified backup of /etc/proxmox-backup before starting.",
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"type": "warning"
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},
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{
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"text": "Do not run this on an already upgraded PBS 4.x system.",
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"type": "warning"
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},
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{
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"text": "A reboot is strongly recommended after upgrade to activate the new kernel and services.",
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"type": "info"
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}
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]
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}
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183
tools/pve/pbs4-upgrade.sh
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183
tools/pve/pbs4-upgrade.sh
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#!/usr/bin/env bash
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# Copyright (c) 2021-2025 community-scripts ORG
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# Author: MickLesk (CanbiZ)
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# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
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header_info() {
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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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RD=$(echo "\033[01;31m")
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YW=$(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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CROSS="${RD}✗${CL}"
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set -euo pipefail
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shopt -s inherit_errexit nullglob
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msg_info() { echo -ne " ${HOLD} ${YW}$1..."; }
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msg_ok() { echo -e "${BFR} ${CM} ${GN}$1${CL}"; }
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msg_error() { echo -e "${BFR} ${CROSS} ${RD}$1${CL}"; }
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start_routines() {
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header_info
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS 3 BACKUP" --menu \
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"\nMake a backup of /etc/proxmox-backup to ensure recovery in worst case?" 14 58 2 \
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"yes" " " "no" " " 3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Backing up Proxmox Backup Server 3"
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tar czf "pbs3-etc-backup-$(date -I).tar.gz" -C "/etc" "proxmox-backup"
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msg_ok "Backed up Proxmox Backup Server 3"
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;;
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no) msg_error "Selected no to Backup" ;;
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esac
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# --- Debian 13 Sources ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS 4 SOURCES" --menu \
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"Switch to Debian 13 (Trixie) sources for PBS 4?" 14 58 2 "yes" " " "no" " " 3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Switching to Debian 13 (Trixie) Sources"
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rm -f /etc/apt/sources.list.d/*.list
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sed -i '/proxmox/d;/bookworm/d' /etc/apt/sources.list || true
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cat >/etc/apt/sources.list.d/debian.sources <<EOF
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Types: deb
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URIs: http://deb.debian.org/debian
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Suites: trixie
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Components: main contrib
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Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg
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Types: deb
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URIs: http://security.debian.org/debian-security
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Suites: trixie-security
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Components: main contrib
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Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg
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Types: deb
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URIs: http://deb.debian.org/debian
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Suites: trixie-updates
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Components: main contrib
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Signed-By: /usr/share/keyrings/debian-archive-keyring.gpg
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EOF
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msg_ok "Configured Debian 13 (Trixie) Sources"
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;;
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no) msg_error "Selected no to Sources update" ;;
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esac
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# --- Enterprise Repo ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS4-ENTERPRISE" --menu \
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"Add 'pbs-enterprise' repository (for subscription users)?" 14 58 2 "yes" " " "no" " " \
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3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Adding 'pbs-enterprise' repository"
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cat >/etc/apt/sources.list.d/pbs-enterprise.sources <<EOF
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Types: deb
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URIs: https://enterprise.proxmox.com/debian/pbs
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Suites: trixie
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Components: pbs-enterprise
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Signed-By: /usr/share/keyrings/proxmox-archive-keyring.gpg
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EOF
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msg_ok "Added 'pbs-enterprise' repository"
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;;
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no) msg_error "Skipped enterprise repo" ;;
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esac
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# --- No-Subscription Repo ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS4-NO-SUBSCRIPTION" --menu \
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"Enable 'pbs-no-subscription' repository?" 14 58 2 "yes" " " "no" " " \
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3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Adding 'pbs-no-subscription' repository"
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cat >/etc/apt/sources.list.d/proxmox.sources <<EOF
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Types: deb
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URIs: http://download.proxmox.com/debian/pbs
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Suites: trixie
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Components: pbs-no-subscription
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Signed-By: /usr/share/keyrings/proxmox-archive-keyring.gpg
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EOF
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msg_ok "Added 'pbs-no-subscription' repository"
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;;
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no) msg_error "Skipped no-subscription repo" ;;
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esac
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# --- Test Repo ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS4 TEST" --menu \
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"Add 'pbs-test' repository (disabled by default)?" 14 58 2 "yes" " " "no" " " \
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3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Adding 'pbs-test' repository (disabled)"
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cat >/etc/apt/sources.list.d/pbs-test.sources <<EOF
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# Types: deb
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# URIs: http://download.proxmox.com/debian/pbs
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# Suites: trixie
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# Components: pbs-test
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# Signed-By: /usr/share/keyrings/proxmox-archive-keyring.gpg
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EOF
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msg_ok "Added 'pbs-test' repository"
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;;
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no) msg_error "Skipped test repo" ;;
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esac
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# --- Upgrade ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "PBS 4 UPGRADE" --menu \
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"\nUpgrade to Proxmox Backup Server 4 now?" 11 58 2 "yes" " " "no" " " \
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3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Upgrading to Proxmox Backup Server 4 (Patience)"
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apt update
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DEBIAN_FRONTEND=noninteractive apt -o Dpkg::Options::="--force-confold" dist-upgrade -y
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msg_ok "System upgraded to PBS 4"
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;;
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no) msg_error "Selected no to upgrade" ;;
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esac
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# --- Reboot ---
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CHOICE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "REBOOT" --menu \
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"\nReboot Proxmox Backup Server 4 now? (recommended)" 11 58 2 "yes" " " "no" " " \
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3>&2 2>&1 1>&3)
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case $CHOICE in
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yes)
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msg_info "Rebooting PBS 4"
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sleep 2
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msg_ok "Upgrade Complete"
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reboot
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;;
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no)
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msg_error "Selected no to Reboot (Reboot recommended)"
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msg_ok "Upgrade Complete"
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;;
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esac
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}
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header_info
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while true; do
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read -rp "Start the Upgrade to Proxmox Backup Server 4 Script (y/n)? " yn
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case $yn in
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[Yy]*) break ;;
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[Nn]*)
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clear
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exit
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;;
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*) echo "Please answer yes or no." ;;
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esac
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done
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start_routines
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