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make CI slack bot less noisy

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This commit is contained in:
Alexander Tokmakov 2023-04-05 01:57:26 +02:00
parent fa5b2bd4a5
commit e2679ccb53
1 changed files with 96 additions and 12 deletions
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108
utils/ci-slack-bot/ci-slack-bot.py
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@ -15,6 +15,7 @@
import os
import json
import base64
import random
if os.environ.get("AWS_LAMBDA_ENV", "0") == "1":
# For AWS labmda (python 3.7)
@ -28,25 +29,34 @@ DRY_RUN_MARK = "<no url, dry run>"
MAX_FAILURES_DEFAULT = 50
SLACK_URL_DEFAULT = DRY_RUN_MARK
# Find tests that failed in master during the last check_period hours,
EXTENDED_CHECK_PERIOD_MUL = 3
FLAKY_ALERT_PROBABILITY = 0.20
# Find tests that failed in master during the last check_period * 12 hours,
# but did not fail during the last 2 weeks. Assuming these tests were broken recently.
# NOTE: It may report flaky tests that fail too rarely.
# Counts number of failures in check_period and check_period * 12 time windows
# to distinguish rare flaky tests from completely broken tests
NEW_BROKEN_TESTS_QUERY = """
WITH
1 AS check_period,
check_period * 12 AS extended_check_period,
now() as now
SELECT test_name, any(report_url)
SELECT
test_name,
any(report_url),
countIf((check_start_time + check_duration_ms / 1000) < now - INTERVAL check_period HOUR) AS count_prev_periods,
countIf((check_start_time + check_duration_ms / 1000) >= now - INTERVAL check_period HOUR) AS count
FROM checks
WHERE 1
AND check_start_time >= now - INTERVAL 1 WEEK
AND (check_start_time + check_duration_ms / 1000) >= now - INTERVAL check_period HOUR
AND check_start_time BETWEEN now - INTERVAL 1 WEEK AND now
AND (check_start_time + check_duration_ms / 1000) >= now - INTERVAL extended_check_period HOUR
AND pull_request_number = 0
AND test_status LIKE 'F%'
AND check_status != 'success'
AND test_name NOT IN (
SELECT test_name FROM checks WHERE 1
AND check_start_time >= now - INTERVAL 1 MONTH
AND (check_start_time + check_duration_ms / 1000) BETWEEN now - INTERVAL 2 WEEK AND now - INTERVAL check_period HOUR
AND (check_start_time + check_duration_ms / 1000) BETWEEN now - INTERVAL 2 WEEK AND now - INTERVAL extended_check_period HOUR
AND pull_request_number = 0
AND check_status != 'success'
AND test_status LIKE 'F%')
@ -74,6 +84,27 @@ WHERE 1
AND check_name ILIKE check_name_pattern
"""
# It shows all recent failures of the specified test (helps to find when it started)
ALL_RECENT_FAILURES_QUERY = """
WITH
'{}' AS name_substr,
90 AS interval_days,
('Stateless tests (asan)', 'Stateless tests (address)', 'Stateless tests (address, actions)') AS backport_and_release_specific_checks
SELECT
toStartOfDay(check_start_time) AS d,
count(),
groupUniqArray(pull_request_number) AS prs,
any(report_url)
FROM checks
WHERE ((now() - toIntervalDay(interval_days)) <= check_start_time) AND (pull_request_number NOT IN (
SELECT pull_request_number AS prn
FROM checks
WHERE (prn != 0) AND ((now() - toIntervalDay(interval_days)) <= check_start_time) AND (check_name IN (backport_and_release_specific_checks))
)) AND (position(test_name, name_substr) > 0) AND (test_status IN ('FAIL', 'ERROR', 'FLAKY'))
GROUP BY d
ORDER BY d DESC
"""
SLACK_MESSAGE_JSON = {"type": "mrkdwn", "text": None}
@ -97,16 +128,62 @@ def run_clickhouse_query(query):
return [x.split("\t") for x in lines]
def get_new_broken_tests_message(broken_tests):
if not broken_tests:
def split_broken_and_flaky_tests(failed_tests):
if not failed_tests:
return None
msg = "There are {} new broken tests in master:\n".format(len(broken_tests))
for name, report in broken_tests:
msg += " - *{}* - <{}|Report>\n".format(name, report)
broken_tests = []
flaky_tests = []
for name, report, count_prev_str, count_str in failed_tests:
count_prev, count = int(count_prev_str), int(count_str)
if (2 <= count and count_prev < 2) or (count_prev == 1 and count == 1):
# It failed 2 times or more within extended time window, it's definitely broken.
# 2 <= count_prev means that it was not reported as broken on previous runs
broken_tests.append([name, report])
elif 0 < count and count_prev == 0:
# It failed only once, can be a rare flaky test
flaky_tests.append([name, report])
return broken_tests, flaky_tests
def format_failed_tests_list(failed_tests, failure_type):
if len(failed_tests) == 1:
res = "There is a new {} test:\n".format(failure_type)
else:
res = "There are {} new {} tests:\n".format(len(failed_tests), failure_type)
for name, report in failed_tests:
cidb_url = get_play_url(ALL_RECENT_FAILURES_QUERY.format(name))
res += " - *{}* - <{}|Report> - <{}|CI DB> \n".format(
name, report, cidb_url
)
return res
def get_new_broken_tests_message(failed_tests):
if not failed_tests:
return None
broken_tests, flaky_tests = split_broken_and_flaky_tests(failed_tests)
if len(broken_tests) == 0 and len(flaky_tests) == 0:
return None
msg = ""
if len(broken_tests) > 0:
msg += format_failed_tests_list(broken_tests, "*BROKEN*")
elif random.random() > FLAKY_ALERT_PROBABILITY:
# Should we report fuzzers unconditionally?
print("Will not report flaky tests to avoid noise: ", flaky_tests)
return None
if len(flaky_tests) > 0:
msg += format_failed_tests_list(flaky_tests, "flaky")
return msg
def get_too_many_failures_message(failures_count):
def get_too_many_failures_message_impl(failures_count):
MAX_FAILURES = int(os.environ.get("MAX_FAILURES", MAX_FAILURES_DEFAULT))
curr_failures = int(failures_count[0][0])
prev_failures = int(failures_count[0][1])
@ -129,6 +206,13 @@ def get_too_many_failures_message(failures_count):
)
def get_too_many_failures_message(failures_count):
msg = get_too_many_failures_message_impl(failures_count)
if msg:
msg += "\nSee https://aretestsgreenyet.com/"
return msg
def send_to_slack(message):
SLACK_URL = os.environ.get("SLACK_URL", SLACK_URL_DEFAULT)
if SLACK_URL == DRY_RUN_MARK: