hack script to install/setup kvm

kvminst.sh

#!/usr/bin/env bash
# Quick and dirty KVM setup script.

cat << EOT
  THIS SCRIPT SHOULD GET YOU UP AND RUNNING WITH KVM.
  HERE'S THE PROCESS:

  - UPDATE YOUR SYSTEM
  - INSTALL KVM'S REQUIRED PACKAGES
  - ADD YOUR USER TO THE NECESSARY GROUPS
  - REBOOT YOUR SERVER

THIS SCRIPT HAS NO ERROR CATCHING.  WHAT'S THE WORST
THAT COULD HAPPEN?

EOT

read -p "== PRESS [ENTER] TO CONTINUE..."

# update the box
echo "== UPDATING YOUR SYSTEM..."
sudo apt-get update
sudo apt-get dist-upgrade

# install necessary packages
echo "== INSTALLING KVM AND ITS REQUIRED/EXTRA PACKAGES"
sudo apt-get install vim htop screen qemu-kvm libvirt-bin ubuntu-vm-builder bridge-utils qemu libcap2-bin bridge-utilsvirt-manager

# edit /etc/network/interfaces, make a backup first
echo "== BACKING UP /etc/network/interfaces to /tmp/interfaces.bak"
sudo mv /etc/network/interfaces /tmp/interfaces.bak
echo "== DUMPING CONFIG AND EDITING /etc/network/interfaces"
echo "== YOU WILL BE REDIRECTED TO VI, WHEN YOU FINISH YOUR"
echo "== EDITING AND SAVE THE FILE, YOU WILL BE RETURNED TO"
echo "== THIS SCRIPT."
echo ""

read -p "== PRESS [ENTER] TO CONTINUE..."

sudo cat > /etc/network/interfaces <<EOT
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet manual

auto br0
  iface br0 inet static
  address 192.168.0.10
  network 192.168.0.0
  netmask 255.255.255.0
  broadcast 192.168.0.255
  gateway 192.168.0.1
  bridge_ports eth0
  bridge_stp off
  bridge_fd 0
  bridge_maxwait 0
EOT

sudo vi /etc/network/interfaces

# reboot this mother
sudo reboot