def _NewPinpointRequest(self, alert):
start_git_hash = pinpoint_request.ResolveToGitHash(
alert.start_revision, alert.benchmark_name, crrev=self._crrev)
end_git_hash = pinpoint_request.ResolveToGitHash(
alert.end_revision, alert.benchmark_name, crrev=self._crrev)
# Pinpoint also requires you specify which isolate target to run the
# test, so we derive that from the suite name. Eventually, this would
# ideally be stored in a SparseDiagnostic but for now we can guess. Also,
# Pinpoint only currently works well with Telemetry targets, so we only run
# benchmarks that are not explicitly blacklisted.
target = pinpoint_request.GetIsolateTarget(
alert.bot_name,
alert.benchmark_name,
alert.start_revision,
alert.end_revision,
only_telemetry=True)
if not target:
return None
job_name = 'Auto-Bisection on %s/%s' % (
alert.bot_name, alert.benchmark_name)
alert_magnitude = alert.median_after_anomaly - alert.median_before_anomaly
return pinpoint_service.MakeBisectionRequest(
test=alert.test.get(),
commit_range=pinpoint_service.CommitRange(
start=start_git_hash,
end=end_git_hash
),
issue=anomaly.Issue(
project_id=alert.project_id,
issue_id=alert.bug_id,
),
comparison_mode='performance',
target=target,
comparison_magnitude=alert_magnitude,
name=job_name,
priority=10,
tags={
'test_path': utils.TestPath(alert.test),
'alert': alert.key.urlsafe(),
'auto_bisection': 'true',
},
)
def PinpointParamsFromBisectParams(params):
"""Takes parameters from Dashboard's pinpoint-job-dialog and returns
a dict with parameters for a new Pinpoint job.
Args:
params: A dict in the following format:
{
'test_path': Test path for the metric being bisected.
'start_git_hash': Git hash of earlier revision.
'end_git_hash': Git hash of later revision.
'bug_id': Associated bug.
'project_id': Associated Monorail project.
}
Returns:
A dict of params for passing to Pinpoint to start a job, or a dict with an
'error' field.
"""
if not utils.IsValidSheriffUser():
user = utils.GetEmail()
raise InvalidParamsError('User "%s" not authorized.' % user)
test_path = params['test_path']
test_path_parts = test_path.split('/')
bot_name = test_path_parts[1]
suite = test_path_parts[2]
# If functional bisects are speciied, Pinpoint expects these parameters to be
# empty.
bisect_mode = params['bisect_mode']
if bisect_mode != 'performance' and bisect_mode != 'functional':
raise InvalidParamsError('Invalid bisect mode %s specified.' %
bisect_mode)
start_commit = params['start_commit']
end_commit = params['end_commit']
start_git_hash = ResolveToGitHash(start_commit, suite)
end_git_hash = ResolveToGitHash(end_commit, suite)
# Pinpoint also requires you specify which isolate target to run the
# test, so we derive that from the suite name. Eventually, this would
# ideally be stored in a SparesDiagnostic but for now we can guess.
target = GetIsolateTarget(bot_name, suite)
email = utils.GetEmail()
job_name = '%s bisect on %s/%s' % (bisect_mode.capitalize(), bot_name,
suite)
alert_key = ''
if params.get('alerts'):
alert_keys = json.loads(params.get('alerts'))
if alert_keys:
alert_key = alert_keys[0]
alert_magnitude = None
if alert_key:
alert = ndb.Key(urlsafe=alert_key).get()
alert_magnitude = alert.median_after_anomaly - alert.median_before_anomaly
if not alert_magnitude:
alert_magnitude = FindMagnitudeBetweenCommits(utils.TestKey(test_path),
start_commit, end_commit)
if isinstance(params['bug_id'], int):
issue_id = params['bug_id'] if params['bug_id'] > 0 else None
else:
issue_id = int(
params['bug_id']) if params['bug_id'].isdigit() else None
issue = anomaly.Issue(project_id=params.get('project_id', 'chromium'),
issue_id=issue_id)
return pinpoint_service.MakeBisectionRequest(
test=utils.TestKey(test_path).get(),
commit_range=pinpoint_service.CommitRange(start=start_git_hash,
end=end_git_hash),
issue=issue,
comparison_mode=bisect_mode,
target=target,
comparison_magnitude=alert_magnitude,
user=email,
name=job_name,
story_filter=params['story_filter'],
pin=params.get('pin'),
tags={
'test_path': test_path,
'alert': alert_key,
},
)