Pass OS_* env vars fix for tox 2.0

Tox 2.0 stopped passing environment variables from the parent to
the tests, so the functional tests were failing since they rely
on keystone CLI getting the OS_* environment variables.

Change-Id: I4f05379df41a3f6ca24ce8eb6911144a381f058e

1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 56a4320..fef36b7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -32,6 +32,7 @@ commands = oslo_debug_helper -t keystoneclient/tests {posargs}
 
 [testenv:functional]
 setenv = OS_TEST_PATH=./keystoneclient/tests/functional
+passenv = OS_*
 
 [flake8]
 # H405: multi line docstring summary not separated with an empty line