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authorMaryam Tahhan <maryam.tahhan@intel.com>2015-06-08 15:03:08 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2015-06-08 15:03:08 +0000
commitf3f1ff9b08efa4a18bdcd2284d0a5f3b6ee526e0 (patch)
treea736bab8be95381d2277626c8df2f88ccce714d0 /core/traffic_controller_rfc2544.py
parent1612a95c88e6ccff6f9b158f9b106e410b1d7324 (diff)
parent8d6777df09c3dc441013a31f21cc50ab3b0f42a3 (diff)
Merge "framework: Add reworked framework to repo"
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+# Copyright 2015 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.
+"""RFC2544 Traffic Controller implementation.
+"""
+import logging
+
+from core.traffic_controller import ITrafficController
+from core.results.results_constants import ResultsConstants
+from core.results.results import IResults
+from conf import settings
+from conf import get_test_param
+
+
+class TrafficControllerRFC2544(ITrafficController, IResults):
+ """Traffic controller for RFC2544 traffic
+
+ Used to setup and control a traffic generator for an RFC2544 deployment
+ traffic scenario.
+ """
+
+ def __init__(self, traffic_gen_class):
+ """Initialise the trafficgen and store.
+
+ :param traffic_gen_class: The traffic generator class to be used.
+ """
+ self._logger = logging.getLogger(__name__)
+ self._logger.debug("__init__")
+ self._traffic_gen_class = traffic_gen_class()
+ self._traffic_started = False
+ self._traffic_started_call_count = 0
+ self._packet_sizes = settings.getValue('TRAFFICGEN_PKT_SIZES')
+ self._trials = get_test_param('rfc2544_trials', 1)
+ self._results = []
+
+ def __enter__(self):
+ """Call initialisation function.
+ """
+ self._traffic_gen_class.connect()
+
+ def __exit__(self, type_, value, traceback):
+ """Stop traffic, clean up.
+ """
+ if self._traffic_started:
+ self.stop_traffic()
+
+ @staticmethod
+ def _append_results(result_dict, packet_size):
+ """Adds common values to traffic generator results.
+
+ :param result_dict: Dictionary containing results from trafficgen
+ :param packet_size: Packet size value.
+
+ :returns: dictionary of results with addictional entries.
+ """
+
+ ret_value = result_dict
+
+ #TODO Old TOIT controller had knowledge about scenario beeing
+ #executed, should new controller also fill Configuration & ID,
+ # or this should be passed to TestCase?
+ ret_value[ResultsConstants.TYPE] = 'rfc2544'
+ ret_value[ResultsConstants.PACKET_SIZE] = str(packet_size)
+
+ return ret_value
+
+ def send_traffic(self, traffic):
+ """See ITrafficController for description
+ """
+ self._logger.debug('send_traffic with ' +
+ str(self._traffic_gen_class))
+
+ for packet_size in self._packet_sizes:
+ traffic['l2'] = {'framesize': packet_size}
+ result = self._traffic_gen_class.send_rfc2544_throughput(
+ traffic,
+ trials=int(self._trials),
+ duration=int(get_test_param('rfc2544_duration', 20)))
+ result = TrafficControllerRFC2544._append_results(result,
+ packet_size)
+ self._results.append(result)
+
+ def send_traffic_async(self, traffic, function):
+ """See ITrafficController for description
+ """
+ self._logger.debug('send_traffic_async with ' +
+ str(self._traffic_gen_class))
+
+ for packet_size in self._packet_sizes:
+ traffic['l2'] = {'framesize': packet_size}
+ self._traffic_gen_class.start_rfc2544_throughput(
+ traffic,
+ trials=int(self._trials),
+ duration=int(get_test_param('rfc2544_duration', 20)))
+ self._traffic_started = True
+ if len(function['args']) > 0:
+ function['function'](function['args'])
+ else:
+ function['function']()
+ result = self._traffic_gen_class.wait_rfc2544_throughput()
+ result = TrafficControllerRFC2544._append_results(result,
+ packet_size)
+ self._results.append(result)
+
+ def stop_traffic(self):
+ """Kills traffic being sent from the traffic generator.
+ """
+ self._logger.debug("stop_traffic()")
+
+ def print_results(self):
+ """IResult interface implementation.
+ """
+ counter = 0
+ for item in self._results:
+ logging.info("Record: " + str(counter))
+ counter += 1
+ for(key, value) in list(item.items()):
+ logging.info(" Key: " + str(key) +
+ ", Value: " + str(value))
+
+
+ def get_results(self):
+ """IResult interface implementation.
+ """
+ return self._results