Fix source_credentials in openstack_utils

It fixes issues raised when an env var contains '=' (e.g. LS_COLORS).
It now exports the vars listed in rc_file without creating a new
process.

Change-Id: I6e6a4e3ab9c45afe4d40015831acb283acbe564c
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

1 files changed, 7 insertions, 7 deletions

diff --git a/functest/utils/openstack_utils.py b/functest/utils/openstack_utils.py
index 64f18504..a0d78ae9 100755
--- a/functest/utils/openstack_utils.py
+++ b/functest/utils/openstack_utils.py
@@ -10,7 +10,7 @@
 
 import os
 import os.path
-import subprocess
+import re
 import sys
 import time
 
@@ -112,12 +112,12 @@ def get_credentials(other_creds={}):
 
 
 def source_credentials(rc_file):
-    pipe = subprocess.Popen(". %s; env" % rc_file, stdout=subprocess.PIPE,
-                            shell=True)
-    output = pipe.communicate()[0]
-    env = dict((line.split("=", 1) for line in output.splitlines()))
-    os.environ.update(env)
-    return env
+    with open(rc_file, "r") as f:
+        for line in f:
+            var = line.rstrip('"\n').replace('export ', '').split("=")
+            key = re.sub(r'^ *| *$', '', var[0])
+            value = re.sub(r'^[" ]*|[ "]*$', '', "".join(var[1:]))
+            os.environ[key] = value
 
 
 def get_credentials_for_rally():