[WIP] Redploy stack using OpenStack client APIs

redeploy.py

import json
import os

from keystoneauth1 import loading
from keystoneauth1 import session
from heatclient import client
loader = loading.get_plugin_loader('password')
auth = loader.load_from_options(auth_url=os.environ.get("OS_AUTH_URL"),
                                username=os.environ.get("OS_USERNAME"),
                                password=os.environ.get("OS_PASSWORD"),
                                project_name=os.environ.get("OS_PROJECT_NAME"))
# print(os.environ.get("OS_PROJECT_NAME"))
sess = session.Session(auth=auth)
heat = client.Client('1', session=sess)
for s in heat.stacks.list():
    print s.stack_name, s.id, s.status

heat.stacks.snapshot('8927fef8-65a4-45fb-9e11-d6247ea24773')