Create a virtual environment containing the Keystone and Capstone projects.

keystone-capstone-venv-create.sh

#!/usr/local/env bash 

set -ev

apt-get install -y libffi-dev libldap2-dev libsasl2-dev libxslt1.1 libxslt1-dev python-dev curl libssl-dev

curl https://bootstrap.pypa.io/get-pip.py | python

pip install -U virtualenv

mkdir -p /opt/working
mkdir -p /opt/built-venvs

pushd /opt/working

cat > requirements.txt <<EOF
argparse
capstone
keystone
keystonemiddleware
oslo.log
oslo.middleware
pbr
pycrypto
python-keystoneclient
python-memcached
python-openstackclient
repoze.lru
EOF

cat > constraints.txt <<EOF
git+https://git.openstack.org/openstack/keystone@stable/liberty#egg=keystone
git+https://github.com/rackerlabs/capstone@master#egg=capstone
EOF

branch_sha="$(git ls-remote https://github.com/rackerlabs/capstone master | awk '{print $1}')"
release_tag="${branch_sha:0:7}"

if [ -d "capstone-${release_tag}" ]; then
  rm -rfv "capstone-${release_tag}"
fi

virtualenv --always-copy --never-download "capstone-${release_tag}"

source "capstone-${release_tag}/bin/activate"

pip install -c constraints.txt -r requirements.txt

deactivate 

find "capstone-${release_tag}" -type f -name '*.pyc' -delete

tar czf "/opt/built-venvs/capstone-${release_tag}.tgz" -C "capstone-${release_tag}" .

md5sum "/opt/built-venvs/capstone-${release_tag}.tgz" | awk '{print $1}' > "/opt/built-venvs/capstone-${release_tag}.checksum"

rm -rfv "capstone-${release_tag}"

popd