NFVBENCH-153 Add support for python3

[nfvbench.git] / nfvbench / credentials.py

diff --git a/nfvbench/credentials.py b/nfvbench/credentials.py
index 530ad69..d9a67e6 100644 (file)
--- a/nfvbench/credentials.py
+++ b/nfvbench/credentials.py
@@ -21,7 +21,7 @@ import getpass
 from keystoneauth1.identity import v2
 from keystoneauth1.identity import v3
 from keystoneauth1 import session
-from log import LOG
+from .log import LOG
 
 
 class Credentials(object):
@@ -106,6 +106,7 @@ class Credentials(object):
         self.rc_project_domain_name = None
         self.rc_project_name = None
         self.rc_identity_api_version = 2
+        self.is_admin = False
         success = True
 
         if openrc_file:
@@ -164,3 +165,22 @@ class Credentials(object):
                     'Please enter your OpenStack Password: ')
         if not self.rc_password:
             self.rc_password = ""
+
+        # check if user has admin role in OpenStack project
+        filter = {'service_type': 'identity',
+                  'interface': 'public',
+                  'region_name': self.rc_region_name}
+        try:
+            # /users URL returns exception (HTTP 403) if user is not admin.
+            # try first without the version in case session already has it in
+            # Return HTTP 200 if user is admin
+            self.get_session().get('/users', endpoint_filter=filter)
+            self.is_admin = True
+        except Exception as e:
+            try:
+                # vX/users URL returns exception (HTTP 403) if user is not admin.
+                self.get_session().get('/v' + str(self.rc_identity_api_version) + '/users',
+                                       endpoint_filter=filter)
+                self.is_admin = True
+            except Exception as e:
+                LOG.warning("User is not admin, no permission to list user roles. Exception: %s", e)