Easy devstack intall

devstack-install.sh

#!/bin/bash
apt-get update
apt -y dist-upgrade

apt install -y sudo vim vim-nox lynx zip binutils wget openssl ssl-cert ssh
apt install -y bridge-utils git python-pip

pip install --upgrade pip
pip install  -U os-testr

groupadd stack
useradd -g stack       -s /bin/bash -d /home/stack  -m  stack

echo "stack ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/50_stack_sh
chmod 440 /etc/sudoers.d/50_stack_sh

cd /home/stack

git clone https://git.openstack.org/openstack-dev/devstack
cd devstack

git checkout stable/ocata
echo '[[local|localrc]]' > local.conf
echo 'ADMIN_PASSWORD=stack' >> local.conf
echo 'DATABASE_PASSWORD=stack' >> local.conf
echo 'RABBIT_PASSWORD=stack' >> local.conf
echo 'SERVICE_PASSWORD=stack' >> local.conf
echo 'GIT_BASE=https://git.openstack.org'  >> local.conf
echo 'USE_SCREEN=FALSE'  >> local.conf
echo 'PIP_UPGRADE=True'  >> local.conf

chown -R stack.stack /home/stack/devstack
su -l stack -c "cd devstack; ./stack.sh"