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# Copyright (c) 2017 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.
from __future__ import print_function, absolute_import
import logging
from yardstick.network_services.vnf_generic.vnf.prox_helpers import ProxDpdkVnfSetupEnvHelper
from yardstick.network_services.vnf_generic.vnf.prox_helpers import ProxResourceHelper
from yardstick.network_services.vnf_generic.vnf.sample_vnf import SampleVNFTrafficGen
LOG = logging.getLogger(__name__)
class ProxTrafficGen(SampleVNFTrafficGen):
PROX_MODE = "Traffic Gen"
LUA_PARAMETER_NAME = "gen"
@staticmethod
def _sort_vpci(vnfd):
"""
:param vnfd: vnfd.yaml
:return: trex_cfg.yaml file
"""
def key_func(interface):
return interface["virtual-interface"]["vpci"], interface["name"]
ext_intf = vnfd["vdu"][0]["external-interface"]
return sorted(ext_intf, key=key_func)
def __init__(self, name, vnfd, setup_env_helper_type=None, resource_helper_type=None):
if setup_env_helper_type is None:
setup_env_helper_type = ProxDpdkVnfSetupEnvHelper
if resource_helper_type is None:
resource_helper_type = ProxResourceHelper
super(ProxTrafficGen, self).__init__(name, vnfd, setup_env_helper_type,
resource_helper_type)
self._result = {}
# for some reason
self.vpci_if_name_ascending = self._sort_vpci(vnfd)
self._traffic_process = None
def listen_traffic(self, traffic_profile):
pass
def terminate(self):
super(ProxTrafficGen, self).terminate()
self.resource_helper.terminate()
if self._traffic_process:
self._traffic_process.terminate()
self.ssh_helper.execute("pkill prox")
self.resource_helper.rebind_drivers()
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