Use flag for vpn key suffix instead of hardcoded string

nova/endpoint/cloud.py

@@ -178,7 +178,8 @@ class CloudController(object):
         result = []
         for key_pair in key_pairs:
             # filter out the vpn keys
-            if context.user.is_admin() or not key_pair.name.endswith('-key'):
+            suffix = FLAGS.vpn_key_suffix
+            if context.user.is_admin() or not key_pair.name.endswith(suffix):
                 result.append({
                     'keyName': key_pair.name,
                     'keyFingerprint': key_pair.fingerprint,

nova/flags.py

@@ -75,6 +75,10 @@ DEFINE_string('default_instance_type',
 
 DEFINE_string('vpn_image_id', 'ami-CLOUDPIPE', 'AMI for cloudpipe vpn server')
 
+flags.DEFINE_string('vpn_key_suffix',
+                    '-key',
+                    'Suffix to add to project name for vpn key')
+
 # UNUSED
 DEFINE_string('node_availability_zone',
                     'nova',