diff options
Diffstat (limited to 'yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py')
-rw-r--r-- | yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py | 62 |
1 files changed, 58 insertions, 4 deletions
diff --git a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py index 07cec6745..a9c0222ac 100644 --- a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py +++ b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_trex.py @@ -1,4 +1,4 @@ -# Copyright (c) 2016-2017 Intel Corporation +# Copyright (c) 2016-2019 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -15,12 +15,14 @@ import logging import time +from six import moves from yardstick.common import utils from yardstick.network_services.vnf_generic.vnf import sample_vnf from yardstick.network_services.vnf_generic.vnf import tg_trex +from trex_stl_lib.trex_stl_exceptions import STLError -LOGGING = logging.getLogger(__name__) +LOG = logging.getLogger(__name__) class TrexRfcResourceHelper(tg_trex.TrexResourceHelper): @@ -45,11 +47,13 @@ class TrexRfcResourceHelper(tg_trex.TrexResourceHelper): time.sleep(self.SAMPLING_PERIOD) traffic_profile.stop_traffic(self) - output = traffic_profile.get_drop_percentage( + completed, output = traffic_profile.get_drop_percentage( samples, self.rfc2544_helper.tolerance_low, self.rfc2544_helper.tolerance_high, - self.rfc2544_helper.correlated_traffic) + self.rfc2544_helper.correlated_traffic, + self.rfc2544_helper.resolution) self._queue.put(output) + return completed def start_client(self, ports, mult=None, duration=None, force=True): self.client.start(ports=ports, mult=mult, duration=duration, force=force) @@ -57,6 +61,56 @@ class TrexRfcResourceHelper(tg_trex.TrexResourceHelper): def clear_client_stats(self, ports): self.client.clear_stats(ports=ports) + def run_test(self, traffic_profile, tasks_queue, results_queue, *args): # pragma: no cover + LOG.debug("Trex resource_helper run_test") + if self._terminated.value: + return + # if we don't do this we can hang waiting for the queue to drain + # have to do this in the subprocess + self._queue.cancel_join_thread() + try: + self._build_ports() + self.client = self._connect() + self.client.reset(ports=self.all_ports) + self.client.remove_all_streams(self.all_ports) # remove all streams + traffic_profile.register_generator(self) + + completed = False + self.rfc2544_helper.iteration.value = 0 + self.client_started.value = 1 + while completed is False and not self._terminated.value: + LOG.debug("Wait for task ...") + try: + task = tasks_queue.get(True, 5) + except moves.queue.Empty: + LOG.debug("Wait for task timeout, continue waiting...") + continue + else: + if task != 'RUN_TRAFFIC': + continue + self.rfc2544_helper.iteration.value += 1 + LOG.info("Got %s task, start iteration %d", task, + self.rfc2544_helper.iteration.value) + completed = self._run_traffic_once(traffic_profile) + if completed: + LOG.debug("%s::run_test - test completed", + self.__class__.__name__) + results_queue.put('COMPLETE') + else: + results_queue.put('CONTINUE') + tasks_queue.task_done() + + self.client.stop(self.all_ports) + self.client.disconnect() + self._terminated.value = 0 + except STLError: + if self._terminated.value: + LOG.debug("traffic generator is stopped") + return # return if trex/tg server is stopped. + raise + + self.client_started.value = 0 + LOG.debug("%s::run_test done", self.__class__.__name__) class TrexTrafficGenRFC(tg_trex.TrexTrafficGen): """ |