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 every run changes a specified input value to the scenario.
20 The input value in the sequence is specified in a list in the input file.
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):
39 runner_cfg = scenario_cfg['runner']
41 interval = runner_cfg.get("interval", 1)
42 arg_name = runner_cfg.get('scenario_option_name')
43 sequence_values = runner_cfg.get('sequence')
45 if 'options' not in scenario_cfg:
46 scenario_cfg['options'] = {}
48 options = scenario_cfg['options']
50 runner_cfg['runner_id'] = os.getpid()
52 LOG.info("worker START, sequence_values(%s, %s), class %s",
53 arg_name, sequence_values, cls)
55 benchmark = cls(scenario_cfg, context_cfg)
57 method = getattr(benchmark, method_name)
59 queue.put({'runner_id': runner_cfg['runner_id'],
60 'scenario_cfg': scenario_cfg,
61 'context_cfg': context_cfg})
64 if "sla" in scenario_cfg:
65 sla_action = scenario_cfg["sla"].get("action", "assert")
67 for value in sequence_values:
68 options[arg_name] = value
70 LOG.debug("runner=%(runner)s seq=%(sequence)s START" %
71 {"runner": runner_cfg["runner_id"], "sequence": sequence})
78 except AssertionError as assertion:
79 # SLA validation failed in scenario, determine what to do now
80 if sla_action == "assert":
82 elif sla_action == "monitor":
83 LOG.warning("SLA validation failed: %s" % assertion.args)
84 errors = assertion.args
85 except Exception as e:
86 errors = traceback.format_exc()
92 'timestamp': time.time(),
98 record = {'runner_id': runner_cfg['runner_id'],
99 'benchmark': benchmark_output}
103 LOG.debug("runner=%(runner)s seq=%(sequence)s END" %
104 {"runner": runner_cfg["runner_id"], "sequence": sequence})
108 if (errors and sla_action is None) or aborted.is_set():
112 LOG.info("worker END")
115 class SequenceRunner(base.Runner):
116 '''Run a scenario by changing an input value defined in a list
119 interval - time to wait between each scenario invocation
123 scenario_option_name - name of the option that is increased each invocation
127 sequence - list of values which are executed in their respective scenarios
133 __execution_type__ = 'Sequence'
135 def _run_benchmark(self, cls, method, scenario_cfg, context_cfg):
136 self.process = multiprocessing.Process(
137 target=_worker_process,
138 args=(self.result_queue, cls, method, scenario_cfg,
139 context_cfg, self.aborted))