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Diffstat (limited to 'core/vswitch_controller_clean.py')
-rw-r--r-- | core/vswitch_controller_clean.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/core/vswitch_controller_clean.py b/core/vswitch_controller_clean.py new file mode 100644 index 00000000..61724b9b --- /dev/null +++ b/core/vswitch_controller_clean.py @@ -0,0 +1,79 @@ +# Copyright 2015-2016 Intel Corporation. +# +# 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. + +"""VSwitch controller for basic initialization of vswitch +""" + +import logging + +from core.vswitch_controller import IVswitchController + +class VswitchControllerClean(IVswitchController): + """VSwitch controller for Clean deployment scenario. + + Attributes: + _vswitch_class: The vSwitch class to be used. + _vswitch: The vSwitch object controlled by this controller + _deployment_scenario: A string describing the scenario to set-up in the + constructor. + """ + def __init__(self, vswitch_class, traffic): + """Initializes up the prerequisites for the Clean deployment scenario. + + :vswitch_class: the vSwitch class to be used. + """ + self._logger = logging.getLogger(__name__) + self._vswitch_class = vswitch_class + self._vswitch = vswitch_class() + self._deployment_scenario = "Clean" + self._logger.debug('Creation using ' + str(self._vswitch_class)) + self._traffic = traffic.copy() + + def setup(self): + """Sets up the switch for Clean. + """ + self._logger.debug('Setup using ' + str(self._vswitch_class)) + + try: + self._vswitch.start() + except: + self._vswitch.stop() + raise + + def stop(self): + """Tears down the switch created in setup(). + """ + self._logger.debug('Stop using ' + str(self._vswitch_class)) + self._vswitch.stop() + + def __enter__(self): + self.setup() + + def __exit__(self, type_, value, traceback): + self.stop() + + def get_vswitch(self): + """See IVswitchController for description + """ + return self._vswitch + + def get_ports_info(self): + """See IVswitchController for description + """ + pass + + def dump_vswitch_flows(self): + """See IVswitchController for description + """ + pass |