gistfile1.txt

#!/bin/bash
DNF=$(which dnf)
APT=$(which apt)

if [[ ! -z $APT ]]; then
	sudo apt update -y
	sudo apt install -y \
    qemu-kvm \
		libvirt-clients \
		libvirt-daemon-system \
		libguestfs-tools \

elif [[ ! -z $DNF ]]; then
	sudo dnf update -y
	sudo dnf group install -y virtualization
else
	echo "unsupported package manager"
	exit 1;
fi

sudo gpasswd -a "${USER}" libvirt
sudo modprobe -r kvm_intel
sudo modprobe kvm_intel nested=1

# Don't need both of these on all systems, but meh... doesn't hurt either
echo "options kvm_intel nested=1" | \
  sudo tee /etc/modprobe.d/kvm.conf
echo "options kvm_intel nested=1" | \
  sudo tee /etc/modprobe.d/qemu-system-x86.conf