def retrieve_test_info(self, days: int) -> Dict[str, Any]:
logger.info("Download previous test info...")
db.download(TEST_INFOS_DB)
dates = [
datetime.utcnow() - timedelta(days=day)
for day in reversed(range(days))
]
logger.info("Get previously gathered test info...")
test_infos = {
test_info["date"]: test_info
for test_info in db.read(TEST_INFOS_DB)
}
prev_skips = None
for date in tqdm(dates):
date_str = date.strftime("%Y-%m-%d")
# Gather the latest three days again, as the data might have changed.
if date_str in test_infos and date < datetime.utcnow() - timedelta(
days=3):
prev_skips = test_infos[date_str]["skips"]
continue
test_infos[date_str] = {
"date":
date_str,
"bugs": [{
"id": item["bug_id"],
"count": item["bug_count"]
} for item in test_scheduling.get_failure_bugs(date, date)],
"skips": {},
}
try:
test_info = test_scheduling.get_test_info(date)
for component in test_info["tests"].keys():
test_infos[date_str]["skips"][component] = sum(
1 for test in test_info["tests"][component]
if "skip-if" in test)
except requests.exceptions.HTTPError:
# If we couldn't find a test info artifact for the given date, assume the number of skip-ifs didn't change from the previous day.
assert prev_skips is not None
test_infos[date_str]["skips"] = prev_skips
prev_skips = test_infos[date_str]["skips"]
db.write(
TEST_INFOS_DB,
(test_infos[date.strftime("%Y-%m-%d")]
for date in dates if date.strftime("%Y-%m-%d") in test_infos),
)
zstd_compress(TEST_INFOS_DB)
return test_infos
def retrieve_bugs(self, limit: int = None) -> None:
bugzilla.set_token(get_secret("BUGZILLA_TOKEN"))
db.download(bugzilla.BUGS_DB)
# Get IDs of bugs changed since last run.
last_modified = db.last_modified(bugzilla.BUGS_DB)
logger.info(
f"Retrieving IDs of bugs modified since the last run on {last_modified}"
)
changed_ids = set(
bugzilla.get_ids({
"f1": "delta_ts",
"o1": "greaterthaneq",
"v1": last_modified.date()
}))
logger.info(f"Retrieved {len(changed_ids)} IDs.")
all_components = bugzilla.get_product_component_count(9999)
deleted_component_ids = set(
bug["id"] for bug in bugzilla.get_bugs() if "{}::{}".format(
bug["product"], bug["component"]) not in all_components)
logger.info(
f"{len(deleted_component_ids)} bugs belonging to deleted components"
)
changed_ids |= deleted_component_ids
# Get IDs of bugs between (two years and six months ago) and now.
two_years_and_six_months_ago = datetime.utcnow() - relativedelta(
years=2, months=6)
logger.info(f"Retrieving bug IDs since {two_years_and_six_months_ago}")
timespan_ids = bugzilla.get_ids_between(two_years_and_six_months_ago)
if limit:
timespan_ids = timespan_ids[-limit:]
logger.info(f"Retrieved {len(timespan_ids)} IDs.")
# Get IDs of labelled bugs.
labelled_bug_ids = labels.get_all_bug_ids()
if limit:
labelled_bug_ids = labelled_bug_ids[-limit:]
logger.info(f"{len(labelled_bug_ids)} labelled bugs to download.")
# Get the commits DB, as we need it to get the bug IDs linked to recent commits.
# XXX: Temporarily avoid downloading the commits DB when a limit is set, to avoid the integration test fail when the commits DB is bumped.
if limit is None:
assert db.download(repository.COMMITS_DB)
# Get IDs of bugs linked to commits (used for some commit-based models, e.g. backout and regressor).
start_date = datetime.now() - relativedelta(years=3)
commit_bug_ids = list(
set(commit["bug_id"] for commit in repository.get_commits()
if commit["bug_id"]
and dateutil.parser.parse(commit["pushdate"]) >= start_date))
if limit:
commit_bug_ids = commit_bug_ids[-limit:]
logger.info(
f"{len(commit_bug_ids)} bugs linked to commits to download.")
# Get IDs of bugs which are regressions, bugs which caused regressions (useful for the regressor model),
# and blocked bugs.
regression_related_ids: List[int] = list(
set(
sum(
(bug["regressed_by"] + bug["regressions"] + bug["blocks"]
for bug in bugzilla.get_bugs()),
[],
)))
if limit:
regression_related_ids = regression_related_ids[-limit:]
logger.info(
f"{len(regression_related_ids)} bugs which caused regressions fixed by commits."
)
# Get IDs of bugs linked to intermittent failures.
test_failure_bug_ids = [
item["bug_id"] for item in test_scheduling.get_failure_bugs(
two_years_and_six_months_ago, datetime.utcnow())
]
if limit:
test_failure_bug_ids = test_failure_bug_ids[-limit:]
logger.info(f"{len(test_failure_bug_ids)} bugs about test failures.")
all_ids = (timespan_ids + labelled_bug_ids + commit_bug_ids +
regression_related_ids + test_failure_bug_ids)
all_ids_set = set(all_ids)
# We have to redownload bugs that were changed since the last download.
# We can remove from the DB the bugs that are outside of the considered timespan and are not labelled.
bugzilla.delete_bugs(lambda bug: bug["id"] in changed_ids or bug["id"]
not in all_ids_set)
new_bugs = bugzilla.download_bugs(all_ids)
# Get regression_related_ids again (the set could have changed after downloading new bugs).
for i in range(7):
regression_related_ids = list(
set(
sum(
(bug["regressed_by"] + bug["regressions"] +
bug["blocks"] for bug in new_bugs),
[],
)))
logger.info(
f"{len(regression_related_ids)} bugs which caused regressions fixed by commits."
)
if limit:
regression_related_ids = regression_related_ids[-limit:]
# If we got all bugs we needed, break.
if set(regression_related_ids).issubset(all_ids):
break
new_bugs = bugzilla.download_bugs(regression_related_ids)
# Try to re-download inconsistent bugs, up to twice.
inconsistent_bugs = bugzilla.get_bugs(include_invalid=True)
for i in range(2):
# We look for inconsistencies in all bugs first, then, on following passes,
# we only look for inconsistencies in bugs that were found to be inconsistent in the first pass
inconsistent_bugs = bug_snapshot.get_inconsistencies(
inconsistent_bugs)
inconsistent_bug_ids = set(bug["id"] for bug in inconsistent_bugs)
if len(inconsistent_bug_ids) == 0:
break
logger.info(
f"Re-downloading {len(inconsistent_bug_ids)} bugs, as they were inconsistent"
)
bugzilla.delete_bugs(lambda bug: bug["id"] in inconsistent_bug_ids)
bugzilla.download_bugs(inconsistent_bug_ids)
# TODO: Figure out why.
missing_history_bug_ids = {
bug["id"]
for bug in bugzilla.get_bugs() if "history" not in bug
}
bugzilla.delete_bugs(lambda bug: bug["id"] in missing_history_bug_ids)
logger.info(
f"Deleted {len(missing_history_bug_ids)} bugs as we couldn't retrieve their history"
)
zstd_compress(bugzilla.BUGS_DB)