Setup script for Proxmox VE 8.x

proxmox_setup.sh

#!/bin/bash
# Modified script from: https://gist.github.com/ilude/32aec45964bc1207810f7e6e49544064
# Copy and paste oneliner below to run
# curl -s https://gist.githubusercontent.com/Rockz1152/16c9fd2bd0bacdceff2ff058bfba568c/raw/proxmox_setup.sh | /bin/bash -s

# Check if Proxmox is installed
if [ ! -f /usr/bin/pvecm ]; then
    echo "Proxmox is not installed"
    exit 1
fi

# Check Proxmox version
pveversion=$(pveversion 2>/dev/null)
if [ -z "$pveversion" ]; then
    echo "Unable to determine Proxmox version"
    exit 1
fi

# Print Proxmox version
echo -e "\nProxmox version: $pveversion"

# Disable Commercial Repos
echo "Disabling subscription repos"
#sed -i "s/^deb/\#deb/" /etc/apt/sources.list.d/pve-enterprise.list
dpkg-divert --divert /etc/apt/sources.list.d/pve-enterprise.list.bak --rename --local /etc/apt/sources.list.d/pve-enterprise.list > /dev/null 2>/dev/null
dpkg-divert --divert /etc/apt/sources.list.d/ceph.list.bak --rename --local /etc/apt/sources.list.d/ceph.list > /dev/null 2>/dev/null

# Add PVE Community Repos
echo "Enabling community repos"
echo "deb http://download.proxmox.com/debian/pve $(grep "VERSION=" /etc/os-release | sed -n 's/.*(\(.*\)).*/\1/p') pve-no-subscription" > /etc/apt/sources.list.d/pve-no-enterprise.list
echo "deb http://download.proxmox.com/debian/ceph-quincy $(grep "VERSION=" /etc/os-release | sed -n 's/.*(\(.*\)).*/\1/p') no-subscription" > /etc/apt/sources.list.d/ceph-no-enterprise.list

# Setup no nag script to run on upgrade
echo "Setting up 'no nag script'"
echo "DPkg::Post-Invoke { \"dpkg -V proxmox-widget-toolkit | grep -q '/proxmoxlib\.js$'; if [ \$? -eq 1 ]; then { echo 'Removing subscription nag from UI...'; sed -i '/data.status/{s/\!//;s/Active/NoMoreNagging/}' /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js; }; fi\"; };" > /etc/apt/apt.conf.d/99-proxmox-no-nag-script

# Setup dark-theme to reinstall on upgrade
#echo 'DPkg::Post-Invoke { "curl -s https://raw.githubusercontent.com/Weilbyte/PVEDiscordDark/master/PVEDiscordDark.sh | /bin/bash -s install || true"; };' > /etc/apt/apt.conf.d/99-proxmox-dark-theme

# Install updates
echo "Installing updates"
sleep 1
echo '--apt-update'
apt-get -q update > /dev/null 2>/dev/null
echo '--htop'
apt-get install -q -y htop > /dev/null 2>/dev/null
echo '--apt-upgrade'
apt-get -q -y dist-upgrade > /dev/null 2>/dev/null
echo '--apt-autoremove'
apt-get autoremove -q -y > /dev/null 2>/dev/null

# Disable Kerberos authentication for sshd, this will speed up logins
echo 'Configuring SSH'
sed -i 's/GSSAPIAuthentication yes/GSSAPIAuthentication no/g' /etc/ssh/sshd_config
systemctl restart ssh

# Force post-invoke scripts to run
echo "Running post-invoke scripts"
apt-get --reinstall install -q -y proxmox-widget-toolkit > /dev/null 2>/dev/null

# Check if reboot is required
if [ -f /var/run/reboot-required ]; then
  echo "Rebooting"
  reboot
else
  echo "Done"
fi