def alerts_from_step_failure(cache, step_failure, master_url,
builder_name): # pragma: no cover
build = (
buildbot.fetch_build_json(
cache, master_url, builder_name,
step_failure['build_number'])[0])
step = next((s for s in build['steps']
if s['name'] == step_failure['step_name']), None)
step_template = {
'master_url': master_url,
'last_result_time': step['times'][1],
'builder_name': builder_name,
'last_failing_build': step_failure['build_number'],
'step_name': step['name'],
'latest_revisions': buildbot.revisions_from_build(build),
}
alerts = []
reasons = reasons_for_failure(cache, step, build, builder_name, master_url)
if not reasons:
alert = dict(step_template)
alert['reason'] = None
alerts.append(alert)
else:
for reason in reasons:
alert = dict(step_template)
alert['reason'] = reason
alerts.append(alert)
return alerts
def test_revisions_from_build_no_properties(self):
build = {'properties': []}
self.assertEqual(buildbot.revisions_from_build(build), {
'v8': None,
'chromium': None,
'nacl': None,
'blink': None,
})
def test_revisions_from_build_no_properties(self):
build = {'properties': []}
self.assertEqual(buildbot.revisions_from_build(build), {
'v8': None,
'chromium': None,
'nacl': None,
'blink': None,
})
def fill_in_transition(cache, alert, recent_build_ids,
old_alerts): # pragma: no cover
master = alert['master_url']
builder = alert['builder_name']
step = alert['step_name']
reason = alert['reason']
alert_key = generate_alert_key(master, builder, step, reason)
old_alert = old_alerts.get(alert_key)
# failing_build will be None if a previous run didn't fill in the transition.
if old_alert and old_alert['failing_build'] is not None:
logging.debug('Using old alert data. master: %s, builder: %s, step: %s,'
' reason: %s', master, builder, step, reason)
update_data = {k: old_alerts[alert_key][k] for k in [
'passing_build', 'failing_build', 'failing_revisions',
'passing_revisions']}
else:
logging.debug('Computing new alert data. master: %s, builder: %s, step: %s,'
' reason: %s', master, builder, step, reason)
last_pass_build, first_fail_build = \
compute_transition(cache, alert, recent_build_ids)
if first_fail_build:
failing = buildbot.revisions_from_build(first_fail_build)
else:
failing = None
if last_pass_build:
passing = buildbot.revisions_from_build(last_pass_build)
else:
passing = None
update_data = {
'passing_build': (last_pass_build or {}).get('number'),
'failing_build': (first_fail_build or {}).get('number'),
'failing_revisions': failing,
'passing_revisions': passing,
}
alert.update(update_data)
return alert
