1 ##############################################################################
2 # Copyright (c) 2015 Ericsson AB and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
10 """ Handler for yardstick command 'task' """
12 from __future__ import absolute_import
13 from __future__ import print_function
23 from six.moves import filter
25 from yardstick.benchmark.contexts.base import Context
26 from yardstick.benchmark.runners import base as base_runner
27 from yardstick.common.task_template import TaskTemplate
28 from yardstick.common.utils import source_env
29 from yardstick.common import constants
31 output_file_default = "/tmp/yardstick.out"
32 test_cases_dir_default = "tests/opnfv/test_cases/"
33 LOG = logging.getLogger(__name__)
36 class Task(object): # pragma: no cover
39 Set of commands to manage benchmark tasks.
42 def start(self, args, **kwargs):
43 """Start a benchmark scenario."""
45 atexit.register(atexit_handler)
47 self.task_id = kwargs.get('task_id', str(uuid.uuid4()))
51 total_start_time = time.time()
52 parser = TaskParser(args.inputfile[0])
55 # 1.parse suite, return suite_params info
56 task_files, task_args, task_args_fnames = \
59 task_files = [parser.path]
60 task_args = [args.task_args]
61 task_args_fnames = [args.task_args_file]
63 LOG.info("\ntask_files:%s, \ntask_args:%s, \ntask_args_fnames:%s",
64 task_files, task_args, task_args_fnames)
69 if os.path.isfile(args.output_file):
70 os.remove(args.output_file)
72 for i in range(0, len(task_files)):
73 one_task_start_time = time.time()
74 parser.path = task_files[i]
75 scenarios, run_in_parallel, meet_precondition = parser.parse_task(
76 self.task_id, task_args[i], task_args_fnames[i])
78 if not meet_precondition:
79 LOG.info("meet_precondition is %s, please check envrionment",
83 self._run(scenarios, run_in_parallel, args.output_file)
86 # keep deployment, forget about stack
87 # (hide it for exit handler)
90 for context in Context.list:
93 one_task_end_time = time.time()
94 LOG.info("task %s finished in %d secs", task_files[i],
95 one_task_end_time - one_task_start_time)
97 total_end_time = time.time()
98 LOG.info("total finished in %d secs",
99 total_end_time - total_start_time)
101 print("Done, exiting")
103 def _run(self, scenarios, run_in_parallel, output_file):
104 """Deploys context and calls runners"""
105 for context in Context.list:
108 background_runners = []
110 # Start all background scenarios
111 for scenario in filter(_is_background_scenario, scenarios):
112 scenario["runner"] = dict(type="Duration", duration=1000000000)
113 runner = run_one_scenario(scenario, output_file)
114 background_runners.append(runner)
118 for scenario in scenarios:
119 if not _is_background_scenario(scenario):
120 runner = run_one_scenario(scenario, output_file)
121 runners.append(runner)
123 # Wait for runners to finish
124 for runner in runners:
126 print("Runner ended, output in", output_file)
129 for scenario in scenarios:
130 if not _is_background_scenario(scenario):
131 runner = run_one_scenario(scenario, output_file)
133 print("Runner ended, output in", output_file)
135 # Abort background runners
136 for runner in background_runners:
139 # Wait for background runners to finish
140 for runner in background_runners:
141 if runner.join(timeout=60) is None:
142 # Nuke if it did not stop nicely
143 base_runner.Runner.terminate(runner)
146 base_runner.Runner.release(runner)
147 print("Background task ended")
150 # TODO: Move stuff below into TaskCommands class !?
153 class TaskParser(object): # pragma: no cover
154 """Parser for task config files in yaml format"""
156 def __init__(self, path):
159 def _meet_constraint(self, task, cur_pod, cur_installer):
160 if "constraint" in task:
161 constraint = task.get('constraint', None)
162 if constraint is not None:
163 tc_fit_pod = constraint.get('pod', None)
164 tc_fit_installer = constraint.get('installer', None)
165 LOG.info("cur_pod:%s, cur_installer:%s,tc_constraints:%s",
166 cur_pod, cur_installer, constraint)
167 if cur_pod and tc_fit_pod and cur_pod not in tc_fit_pod:
169 if cur_installer and tc_fit_installer and \
170 cur_installer not in tc_fit_installer:
174 def _get_task_para(self, task, cur_pod):
175 task_args = task.get('task_args', None)
176 if task_args is not None:
177 task_args = task_args.get(cur_pod, None)
178 task_args_fnames = task.get('task_args_fnames', None)
179 if task_args_fnames is not None:
180 task_args_fnames = task_args_fnames.get(cur_pod, None)
181 return task_args, task_args_fnames
183 def parse_suite(self):
184 """parse the suite file and return a list of task config file paths
185 and lists of optional parameters if present"""
186 LOG.info("\nParsing suite file:%s", self.path)
189 with open(self.path) as stream:
190 cfg = yaml.load(stream)
191 except IOError as ioerror:
194 self._check_schema(cfg["schema"], "suite")
195 LOG.info("\nStarting scenario:%s", cfg["name"])
197 test_cases_dir = cfg.get("test_cases_dir", test_cases_dir_default)
198 test_cases_dir = os.path.join(constants.YARDSTICK_ROOT_PATH,
200 if test_cases_dir[-1] != os.sep:
201 test_cases_dir += os.sep
203 cur_pod = os.environ.get('NODE_NAME', None)
204 cur_installer = os.environ.get('INSTALLER_TYPE', None)
206 valid_task_files = []
208 valid_task_args_fnames = []
210 for task in cfg["test_cases"]:
212 if "file_name" in task:
213 task_fname = task.get('file_name', None)
214 if task_fname is None:
219 if self._meet_constraint(task, cur_pod, cur_installer):
220 valid_task_files.append(test_cases_dir + task_fname)
223 # 3.fetch task parameters
224 task_args, task_args_fnames = self._get_task_para(task, cur_pod)
225 valid_task_args.append(task_args)
226 valid_task_args_fnames.append(task_args_fnames)
228 return valid_task_files, valid_task_args, valid_task_args_fnames
230 def parse_task(self, task_id, task_args=None, task_args_file=None):
231 """parses the task file and return an context and scenario instances"""
232 print("Parsing task config:", self.path)
237 with open(task_args_file) as f:
238 kw.update(parse_task_args("task_args_file", f.read()))
239 kw.update(parse_task_args("task_args", task_args))
244 with open(self.path) as f:
246 input_task = f.read()
247 rendered_task = TaskTemplate.render(input_task, **kw)
248 except Exception as e:
249 print("Failed to render template:\n%(task)s\n%(err)s\n"
250 % {"task": input_task, "err": e})
252 print("Input task is:\n%s\n" % rendered_task)
254 cfg = yaml.load(rendered_task)
255 except IOError as ioerror:
258 self._check_schema(cfg["schema"], "task")
259 meet_precondition = self._check_precondition(cfg)
261 # TODO: support one or many contexts? Many would simpler and precise
262 # TODO: support hybrid context type
264 context_cfgs = [cfg["context"]]
265 elif "contexts" in cfg:
266 context_cfgs = cfg["contexts"]
268 context_cfgs = [{"type": "Dummy"}]
270 name_suffix = '-{}'.format(task_id[:8])
271 for cfg_attrs in context_cfgs:
272 cfg_attrs['name'] = '{}{}'.format(cfg_attrs['name'], name_suffix)
273 context_type = cfg_attrs.get("type", "Heat")
274 if "Heat" == context_type and "networks" in cfg_attrs:
275 # bugfix: if there are more than one network,
276 # only add "external_network" on first one.
277 # the name of netwrok should follow this rule:
278 # test, test2, test3 ...
279 # sort network with the length of network's name
280 sorted_networks = sorted(cfg_attrs["networks"])
281 # config external_network based on env var
282 cfg_attrs["networks"][sorted_networks[0]]["external_network"] \
283 = os.environ.get("EXTERNAL_NETWORK", "net04_ext")
285 context = Context.get(context_type)
286 context.init(cfg_attrs)
288 run_in_parallel = cfg.get("run_in_parallel", False)
290 # add tc and task id for influxdb extended tags
291 for scenario in cfg["scenarios"]:
292 task_name = os.path.splitext(os.path.basename(self.path))[0]
293 scenario["tc"] = task_name
294 scenario["task_id"] = task_id
296 change_server_name(scenario, name_suffix)
299 for node in scenario['nodes']:
300 scenario['nodes'][node] += name_suffix
304 # TODO we need something better here, a class that represent the file
305 return cfg["scenarios"], run_in_parallel, meet_precondition
307 def _check_schema(self, cfg_schema, schema_type):
308 """Check if config file is using the correct schema type"""
310 if cfg_schema != "yardstick:" + schema_type + ":0.1":
311 sys.exit("error: file %s has unknown schema %s" % (self.path,
314 def _check_precondition(self, cfg):
315 """Check if the envrionment meet the preconditon"""
317 if "precondition" in cfg:
318 precondition = cfg["precondition"]
319 installer_type = precondition.get("installer_type", None)
320 deploy_scenarios = precondition.get("deploy_scenarios", None)
321 tc_fit_pods = precondition.get("pod_name", None)
322 installer_type_env = os.environ.get('INSTALL_TYPE', None)
323 deploy_scenario_env = os.environ.get('DEPLOY_SCENARIO', None)
324 pod_name_env = os.environ.get('NODE_NAME', None)
326 LOG.info("installer_type: %s, installer_type_env: %s",
327 installer_type, installer_type_env)
328 LOG.info("deploy_scenarios: %s, deploy_scenario_env: %s",
329 deploy_scenarios, deploy_scenario_env)
330 LOG.info("tc_fit_pods: %s, pod_name_env: %s",
331 tc_fit_pods, pod_name_env)
332 if installer_type and installer_type_env:
333 if installer_type_env not in installer_type:
335 if deploy_scenarios and deploy_scenario_env:
336 deploy_scenarios_list = deploy_scenarios.split(',')
337 for deploy_scenario in deploy_scenarios_list:
338 if deploy_scenario_env.startswith(deploy_scenario):
341 if tc_fit_pods and pod_name_env:
342 if pod_name_env not in tc_fit_pods:
347 def atexit_handler():
348 """handler for process termination"""
349 base_runner.Runner.terminate_all()
351 if len(Context.list) > 0:
352 print("Undeploying all contexts")
353 for context in Context.list:
357 def is_ip_addr(addr):
358 """check if string addr is an IP address"""
360 ipaddress.ip_address(addr.encode('utf-8'))
366 def _is_same_heat_context(host_attr, target_attr):
367 """check if two servers are in the same heat context
368 host_attr: either a name for a server created by yardstick or a dict
369 with attribute name mapping when using external heat templates
370 target_attr: either a name for a server created by yardstick or a dict
371 with attribute name mapping when using external heat templates
375 for context in Context.list:
376 if context.__context_type__ != "Heat":
379 host = context._get_server(host_attr)
383 target = context._get_server(target_attr)
387 # Both host and target is not None, then they are in the
394 def _is_background_scenario(scenario):
395 if "run_in_background" in scenario:
396 return scenario["run_in_background"]
401 def run_one_scenario(scenario_cfg, output_file):
402 """run one scenario using context"""
403 runner_cfg = scenario_cfg["runner"]
404 runner_cfg['output_filename'] = output_file
406 # TODO support get multi hosts/vms info
408 if "host" in scenario_cfg:
409 context_cfg['host'] = Context.get_server(scenario_cfg["host"])
411 if "target" in scenario_cfg:
412 if is_ip_addr(scenario_cfg["target"]):
413 context_cfg['target'] = {}
414 context_cfg['target']["ipaddr"] = scenario_cfg["target"]
416 context_cfg['target'] = Context.get_server(scenario_cfg["target"])
417 if _is_same_heat_context(scenario_cfg["host"],
418 scenario_cfg["target"]):
419 context_cfg["target"]["ipaddr"] = \
420 context_cfg["target"]["private_ip"]
422 context_cfg["target"]["ipaddr"] = \
423 context_cfg["target"]["ip"]
425 if "targets" in scenario_cfg:
427 for target in scenario_cfg["targets"]:
428 if is_ip_addr(target):
429 ip_list.append(target)
430 context_cfg['target'] = {}
432 context_cfg['target'] = Context.get_server(target)
433 if _is_same_heat_context(scenario_cfg["host"], target):
434 ip_list.append(context_cfg["target"]["private_ip"])
436 ip_list.append(context_cfg["target"]["ip"])
437 context_cfg['target']['ipaddr'] = ','.join(ip_list)
439 if "nodes" in scenario_cfg:
440 context_cfg["nodes"] = parse_nodes_with_context(scenario_cfg)
441 runner = base_runner.Runner.get(runner_cfg)
443 print("Starting runner of type '%s'" % runner_cfg["type"])
444 runner.run(scenario_cfg, context_cfg)
449 def parse_nodes_with_context(scenario_cfg):
450 """paras the 'nodes' fields in scenario """
451 nodes = scenario_cfg["nodes"]
454 for nodename in nodes:
455 nodes_cfg[nodename] = Context.get_server(nodes[nodename])
460 def runner_join(runner):
461 """join (wait for) a runner, exit process at runner failure"""
462 status = runner.join()
463 base_runner.Runner.release(runner)
465 sys.exit("Runner failed")
468 def print_invalid_header(source_name, args):
469 print("Invalid %(source)s passed:\n\n %(args)s\n"
470 % {"source": source_name, "args": args})
473 def parse_task_args(src_name, args):
475 kw = args and yaml.safe_load(args)
476 kw = {} if kw is None else kw
477 except yaml.parser.ParserError as e:
478 print_invalid_header(src_name, args)
479 print("%(source)s has to be YAML. Details:\n\n%(err)s\n"
480 % {"source": src_name, "err": e})
483 if not isinstance(kw, dict):
484 print_invalid_header(src_name, args)
485 print("%(src)s had to be dict, actually %(src_type)s\n"
486 % {"src": src_name, "src_type": type(kw)})
491 def check_environment():
492 auth_url = os.environ.get('OS_AUTH_URL', None)
495 source_env(constants.OPENSTACK_RC_FILE)
497 if e.errno != errno.EEXIST:
499 LOG.debug('OPENRC file not found')
502 def change_server_name(scenario, suffix):
504 scenario['host'] += suffix
509 scenario['target'] += suffix
515 scenario[key] = ['{}{}'.format(a, suffix) for a in scenario[key]]