From 3a2c86aabfa985dbdc998f02201649f49f3adab7 Mon Sep 17 00:00:00 2001
From: Chris Dent <chdent@redhat.com>
Date: Tue, 12 May 2015 13:41:25 +0000
Subject: [PATCH] Add python_version function to functions-common

This makes it possible to list virtual site-package directories
without statically stating the python version, which is a bit ugly.

Change-Id: I3e7ac39eb43cdc4f656e0c90f3bfb23545722aef
---
 functions-common | 6 ++++++
 lib/keystone     | 2 +-
 lib/nova         | 2 +-
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/functions-common b/functions-common
index 4d07c03cce..d28ef85cc1 100644
--- a/functions-common
+++ b/functions-common
@@ -1897,6 +1897,12 @@ function maskip {
     echo $subnet
 }
 
+# Return the current python as "python<major>.<minor>"
+function python_version {
+    local python_version=$(python -c 'import sys; print("%s.%s" % sys.version_info[0:2])')
+    echo "python${python_version}"
+}
+
 # Service wrapper to restart services
 # restart_service service-name
 function restart_service {
diff --git a/lib/keystone b/lib/keystone
index 997bb14967..0f369af71d 100644
--- a/lib/keystone
+++ b/lib/keystone
@@ -164,7 +164,7 @@ function _config_keystone_apache_wsgi {
         keystone_auth_port=$KEYSTONE_AUTH_PORT_INT
     fi
     if [[ ${USE_VENV} = True ]]; then
-        venv_path="python-path=${PROJECT_VENV["keystone"]}/lib/python2.7/site-packages"
+        venv_path="python-path=${PROJECT_VENV["keystone"]}/lib/$(python_version)/site-packages"
     fi
 
     # copy proxy vhost and wsgi file
diff --git a/lib/nova b/lib/nova
index 6ac9da3b41..7d2145b170 100644
--- a/lib/nova
+++ b/lib/nova
@@ -259,7 +259,7 @@ function _config_nova_apache_wsgi {
         nova_keyfile="SSLCertificateKeyFile $NOVA_SSL_KEY"
     fi
     if [[ ${USE_VENV} = True ]]; then
-        venv_path="python-path=${PROJECT_VENV["nova"]}/lib/python2.7/site-packages"
+        venv_path="python-path=${PROJECT_VENV["nova"]}/lib/$(python_version)/site-packages"
     fi
 
     # copy proxy vhost and wsgi helper files