Add support for multiple physnets for sr-iov

Update config plugin config
Add readable error message on exception

Change-Id: Ie22de349582abc34d7e62570118022463f835d64
Signed-off-by: ahothan <ahothan@cisco.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/nfvbench/config_plugin.py b/nfvbench/config_plugin.py
index ed6b3c6..417402a 100644
--- a/nfvbench/config_plugin.py
+++ b/nfvbench/config_plugin.py
@@ -36,6 +36,14 @@ class ConfigPluginBase(object):
     def get_config(self):
         """Returns updated default configuration file."""
 
+    def set_config(self, config):
+        """This method is called when the config has changed after this instance was initialized.
+
+        This is needed in teh frequent case where the main config is changed in a copy and to
+        prevent this instance to keep pointing to the old copy of the config
+        """
+        self.config = config
+
     @abc.abstractmethod
     def get_openstack_spec(self):
         """Returns OpenStack specs for host."""