Set OS_CLOUD for functional tests

Change-Id: Ie12e31bc02ba9793f3e17004ee9046cf1050c40d

post_test_hook.sh

@@ -9,6 +9,7 @@ DIR=$(cd $(dirname "$0") && pwd)
 echo "Running SDK functional test suite"
 sudo -H -u stack -i <<!
 source ~stack/devstack/accrc/admin/admin
+export OS_CLOUD=envvars
 echo 'Running tests with:'
 env | grep OS_
 cd ${DIR}

tox.ini

@@ -14,6 +14,7 @@ commands = python setup.py testr --slowest --testr-args='{posargs}'
 
 [testenv:functional]
 setenv = OS_TEST_PATH=./openstack/tests/functional
+passenv = OS_*
 
 [testenv:pep8]
 commands = flake8