--- /dev/null
+##############################################################################
+# 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
+##############################################################################
+
+from abc import ABCMeta
+from abc import abstractmethod
+
+
+class EnvBuilderPlugin:
+ __metaclass__ = ABCMeta
+
+ def __init__(self):
+ self.host_cfg = None
+ pass
+
+ @abstractmethod
+ def clean(self):
+ pass
+
+ @abstractmethod
+ def load_drivers(self):
+ pass
+
+ @abstractmethod
+ def create_brs(self):
+ pass
+
+ @abstractmethod
+ def config_br_ports(self):
+ pass
+
+ @abstractmethod
+ def create_vms(self):
+ pass
+
+ @abstractmethod
+ def wait_vms(self):
+ pass
+
+ @abstractmethod
+ def check_vm_connectivity(self):
+ pass
+
+ def build(self, cfg_intent):
+ self.host_cfg = cfg_intent
+ self.clean()
+ self.load_drivers()
+ self.create_brs()
+ self.create_vms()
+ self.wait_vms()
+ self.config_br_ports()
+ self.check_vm_connectivity()
+ return True