diff options
Diffstat (limited to 'yardstick/benchmark/runners/base.py')
| -rw-r--r-- | yardstick/benchmark/runners/base.py | 75 |
1 files changed, 74 insertions, 1 deletions
diff --git a/yardstick/benchmark/runners/base.py b/yardstick/benchmark/runners/base.py index 08117c625..badc33565 100644 --- a/yardstick/benchmark/runners/base.py +++ b/yardstick/benchmark/runners/base.py @@ -8,9 +8,11 @@ ############################################################################## import importlib -import multiprocessing import json import logging +import multiprocessing +import subprocess +import time log = logging.getLogger(__name__) @@ -35,6 +37,27 @@ def _output_serializer_main(filename, queue): outfile.write('\n') +def _single_action(seconds, command, queue): + '''entrypoint for the single action process''' + log.debug("single action, fires after %d seconds (from now)", seconds) + time.sleep(seconds) + log.debug("single action: executing command: '%s'", command) + data = subprocess.check_output(command, shell=True) + log.debug("\n%s" % data) + + +def _periodic_action(interval, command, queue): + '''entrypoint for the periodic action process''' + log.debug("periodic action, fires every: %d seconds", interval) + time_spent = 0 + while True: + time.sleep(interval) + time_spent += interval + log.debug("periodic action, executing command: '%s'", command) + data = subprocess.check_output(command, shell=True) + log.debug("\n%s" % data) + + class Runner(object): queue = None dump_process = None @@ -88,6 +111,10 @@ class Runner(object): '''Terminate all runners (subprocesses)''' log.debug("Terminating all runners") for runner in Runner.runners: + if runner.periodic_action_process: + log.debug("Terminating periodic action process") + runner.periodic_action_process.terminate() + runner.periodic_action_process = None runner.process.terminate() runner.process.join() Runner.release(runner) @@ -95,9 +122,30 @@ class Runner(object): def __init__(self, config, queue): self.context = {} self.config = config + self.periodic_action_process = None self.result_queue = queue Runner.runners.append(self) + def run_pre_start_action(self): + '''run a potentially configured pre-start action''' + if "pre-start-action" in self.config: + command = self.config["pre-start-action"]["command"] + log.debug("pre start action: command: '%s'" % command) + data = subprocess.check_output(command, shell=True) + log.debug("pre-start data: \n%s" % data) + output = "{'pre-start-action-data': %s}" % data + self.result_queue.put(output) + + def run_post_stop_action(self): + '''run a potentially configured post-stop action''' + if "post-stop-action" in self.config: + command = self.config["post-stop-action"]["command"] + log.debug("post stop action: command: '%s'" % command) + data = subprocess.check_output(command, shell=True) + log.debug("post-stop data: \n%s" % data) + output = "{'post-stop-action-data': %s}" % data + self.result_queue.put(output) + def run(self, scenario_type, scenario_args): class_name = base_scenario.Scenario.get(scenario_type) path_split = class_name.split(".") @@ -106,8 +154,33 @@ class Runner(object): cls = getattr(module, path_split[-1]) self.config['object'] = class_name + + self.run_pre_start_action() + + if "single-shot-action" in self.config: + single_action_process = multiprocessing.Process( + target=_single_action, + name="single-shot-action", + args=(self.config["single-shot-action"]["after"], + self.config["single-shot-action"]["command"], + self.result_queue)) + single_action_process.start() + + if "periodic-action" in self.config: + self.periodic_action_process = multiprocessing.Process( + target=_periodic_action, + name="periodic-action", + args=(self.config["periodic-action"]["interval"], + self.config["periodic-action"]["command"], + self.result_queue)) + self.periodic_action_process.start() + self._run_benchmark(cls, "run", scenario_args) def join(self): self.process.join() + if self.periodic_action_process: + self.periodic_action_process.terminate() + self.periodic_action_process = None + self.run_post_stop_action() return self.process.exitcode |