Post-setup on Proxmox servers

proxmox-post-setup.sh

#!/bin/bash

# Remove annoying message
sed -i.bak "s/data.status !== 'Active'/false/g" /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js
systemctl restart pveproxy.service

# Remove enterprise repo
rm /etc/apt/sources.list.d/pve-enterprise.list

# Dependencies
apt-get -y update; apt-get -y install curl sudo htop git

# Add user
adduser brunneis
usermod -aG sudo brunneis
su - brunneis

# Create the .ssh directory if it does not exist
mkdir -m 700 -p ~/.ssh

# Import public key
curl https://dev.brunneis.com/brunneis-ecdsa.pub >> ~/.ssh/authorized_keys

# Fix permissions
chmod 600 ~/.ssh/authorized_keys

# Enable pubkey auth
sudo sed -ri 's/#?PubkeyAuthentication\sno/PubkeyAuthentication yes/' /etc/ssh/sshd_config
sudo sed -ri 's/#PubkeyAuthentication\syes/PubkeyAuthentication yes/' /etc/ssh/sshd_config

# Disable password login
sudo sed -ri 's/#?PasswordAuthentication\syes/PasswordAuthentication no/' /etc/ssh/sshd_config

# Restart the SSH server
sudo systemctl restart sshd