proxmox-zfs-postinstall

This script installs and configures essential and advanced tools for a new Proxmox Server (Version 8+), with ZFS storage. All settings are made interactively via Dialog/Whiptail.

Important

Please download the updated version of this script and re-run, if your Proxmox WebUI doesn't show up after update to 8.4.5 or 9.0.0 beta

Features

• Configure ZFS ARC Cache (optimizes RAM usage for ZFS)
• Configure vm.swappiness (kernel swap behavior)
• Install and configure zfs-auto-snapshot (automatic ZFS snapshots, individually configurable)
• Switch between pve-enterprise, pve-no-subscription, pvetest repositories
• Switch Ceph repo between quincy/reef and enterprise/no-subscription/test or remove it
• Disable "No subscription message" in web interface (for no-subscription)
• Add pve-enterprise subscription key (optional)
• Update system to the latest version
• Install common tools (curl, git, htop, etc.)
• Install Proxmox SDN Extensions
• Configure automatic backup of /etc folder (ZFS + cron)
• Configure locales (language and region settings)
• SSH server hardening (new host keys, restrictive algorithms, disable root login with password)
• Install checkzfs
• Install bashclub-zsync
• Install virtio-win ISO (including automatic cleanup of old versions)
• Create zfspool storage for swap disks if not exists
• Adjust default volblocksize for Proxmox zfspool storages
• Configure Proxmox mail delivery and notifications (SMTP, Auth, TLS/StartTLS)
• Remove old virtio-win-updater
• Set content of proxmox storage "local" (remove ability to save backups)
• Enable autotrim on all supported ZFS pools
• Enable autoexpand on all ZFS pools

Workflow

• The script guides you step by step through all important configurations.
• All settings are queried interactively and can be customized.
• After the summary, all selected options are automatically applied.

Requirements

• Proxmox VE 8.x (tested with Bookworm)
• Root privileges required
• Internet connection for package installation

Usage

Just download and execute the script, all settings are made interactively.

wget -O ./postinstall --no-cache https://github.com/bashclub/proxmox-zfs-postinstall/raw/main/postinstall
bash ./postinstall

Author

Thorsten Spille