sudo apt-get update
sudo apt-get install libffi-dev libssl-dev git vim build-essential python -y
git clone https://github.com/openstack-dev/devstack.git
sudo ./devstack/tools/create-stack-user.sh
sudo mv devstack/ /opt/stack/
rm -rf barbican/
chown -R stack:stack /opt/stack/devstack/
su - stack
cd /opt/stack/devstack/