1 files changed, 35 insertions, 0 deletions
diff --git a/testsuites/vstf/vstf_scripts/vstf/agent/env/vswitch_plugins/manager.py b/testsuites/vstf/vstf_scripts/vstf/agent/env/vswitch_plugins/manager.py
new file mode 100644
index 00000000..785a1db8
--- /dev/null
+++ b/testsuites/vstf/vstf_scripts/vstf/agent/env/vswitch_plugins/manager.py
@@ -0,0 +1,35 @@
+##############################################################################
+# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+import stevedore
+
+
+class VswitchPluginManager(object):
+    def __init__(self):
+        self.plugin = None
+        self.mgr = stevedore.extension.ExtensionManager(namespace="vswitch.plugins", invoke_on_load=True)
+
+    def clean(self):
+        if self.plugin:
+            self.plugin.clean()
+            self.plugin = None
+        for plugin in self.mgr.names():
+            self.mgr[plugin].obj.clean()
+        return True
+
+    def get_vs_plugin(self, plugin):
+        if plugin in self.mgr.names():
+            ext = self.mgr[plugin]
+            self.plugin = ext.obj
+            return self.plugin
+        else:
+            raise Exception("unsupported vswitch plugin: %s" % plugin)
+
+    def get_supported_plugins(self):
+        return self.mgr.names()