1 # Copyright 2014: Mirantis Inc.
4 # Licensed under the Apache License, Version 2.0 (the "License"); you may
5 # not use this file except in compliance with the License. You may obtain
6 # a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 # License for the specific language governing permissions and limitations
16 # yardstick comment: this is a modified copy of
17 # rally/rally/benchmark/runners/constant.py
19 """A runner that runs a specific time before it returns
22 from __future__ import absolute_import
24 import multiprocessing
29 from yardstick.benchmark.runners import base
31 LOG = logging.getLogger(__name__)
34 def _worker_process(queue, cls, method_name, scenario_cfg,
35 context_cfg, aborted, output_queue):
39 runner_cfg = scenario_cfg['runner']
41 interval = runner_cfg.get("interval", 1)
42 duration = runner_cfg.get("duration", 60)
43 LOG.info("worker START, duration %d sec, class %s", duration, cls)
45 runner_cfg['runner_id'] = os.getpid()
47 benchmark = cls(scenario_cfg, context_cfg)
49 method = getattr(benchmark, method_name)
52 if "sla" in scenario_cfg:
53 sla_action = scenario_cfg["sla"].get("action", "assert")
58 LOG.debug("runner=%(runner)s seq=%(sequence)s START",
59 {"runner": runner_cfg["runner_id"], "sequence": sequence})
66 except AssertionError as assertion:
67 # SLA validation failed in scenario, determine what to do now
68 if sla_action == "assert":
70 elif sla_action == "monitor":
71 LOG.warning("SLA validation failed: %s", assertion.args)
72 errors = assertion.args
73 except Exception as e:
74 errors = traceback.format_exc()
78 output_queue.put(result)
83 'timestamp': time.time(),
89 queue.put(benchmark_output)
91 LOG.debug("runner=%(runner)s seq=%(sequence)s END",
92 {"runner": runner_cfg["runner_id"], "sequence": sequence})
96 if (errors and sla_action is None) or \
97 (time.time() - start > duration or aborted.is_set()):
98 LOG.info("worker END")
104 class DurationRunner(base.Runner):
105 """Run a scenario for a certain amount of time
107 If the scenario ends before the time has elapsed, it will be started again.
110 duration - amount of time the scenario will be run for
114 interval - time to wait between each scenario invocation
119 __execution_type__ = 'Duration'
121 def _run_benchmark(self, cls, method, scenario_cfg, context_cfg):
122 self.process = multiprocessing.Process(
123 target=_worker_process,
124 args=(self.result_queue, cls, method, scenario_cfg,
125 context_cfg, self.aborted, self.output_queue))