1 files changed, 87 insertions, 0 deletions
diff --git a/nfvbench/config_plugin.py b/nfvbench/config_plugin.py
new file mode 100644
index 0000000..ed6b3c6
--- /dev/null
+++ b/nfvbench/config_plugin.py
@@ -0,0 +1,87 @@
+#!/usr/bin/env python
+# Copyright 2016 Cisco Systems, Inc.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+#
+
+import abc
+import specs
+
+
+class ConfigPluginBase(object):
+    """Base class for config plugins. Need to implement public interfaces."""
+    __metaclass__ = abc.ABCMeta
+
+    class InitializationFailure(Exception):
+        pass
+
+    def __init__(self, config):
+        if not config:
+            raise ConfigPluginBase.InitializationFailure(
+                'Initialization parameters need to be assigned.')
+
+        self.config = config
+
+    @abc.abstractmethod
+    def get_config(self):
+        """Returns updated default configuration file."""
+
+    @abc.abstractmethod
+    def get_openstack_spec(self):
+        """Returns OpenStack specs for host."""
+
+    @abc.abstractmethod
+    def get_run_spec(self, openstack_spec):
+        """Returns RunSpec for given platform."""
+
+    @abc.abstractmethod
+    def validate_config(self, cfg):
+        """Validate config file."""
+
+    @abc.abstractmethod
+    def prepare_results_config(self, cfg):
+        """This function is called before running configuration is copied.
+        Example usage is to remove sensitive information like switch credentials.
+        """
+
+    @abc.abstractmethod
+    def get_version(self):
+        """Returns platform version."""
+
+
+class ConfigPlugin(ConfigPluginBase):
+    """No-op config plugin class. Does not change anything."""
+
+    def __init__(self, config):
+        ConfigPluginBase.__init__(self, config)
+
+    def get_config(self):
+        """Public interface for updating config file. Just returns given config."""
+        return self.config
+
+    def get_openstack_spec(self):
+        """Returns OpenStack specs for host."""
+        return specs.OpenStackSpec()
+
+    def get_run_spec(self, openstack_spec):
+        """Returns RunSpec for given platform."""
+        return specs.RunSpec(self.config.no_vswitch_access, openstack_spec)
+
+    def validate_config(self, config):
+        pass
+
+    def prepare_results_config(self, cfg):
+        return cfg
+
+    def get_version(self):
+        return {}