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test: Added cleanup of old sink storage buckets #991

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gkevinzheng merged 4 commits into from
May 21, 2025
Merged

test: Added cleanup of old sink storage buckets #991

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4982568
test: Added cleanup of old sink storage buckets
gkevinzheng Apr 21, 2025
8e36f87
🦉 Updates from OwlBot post-processor
gcf-owl-bot[bot] Apr 21, 2025
fe6044c
add list_buckets threshold
gkevinzheng May 21, 2025
ca58568
Merge branch 'main' into sink-storage
parthea May 21, 2025
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29 changes: 23 additions & 6 deletions samples/snippets/export_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,7 @@
import time

import backoff
from google.cloud import logging
from google.cloud import logging, storage
import pytest

import export
Expand All @@ -34,6 +34,10 @@
# old sink, in seconds
CLEANUP_THRESHOLD = 7200 # 2 hours

# Max buckets to delete at a time, to mitigate operation timeout
# issues. To turn off in the future, set to None.
MAX_BUCKETS = 1500


def _random_id():
return "".join(
Expand All @@ -46,8 +50,8 @@ def _create_sink_name():


@backoff.on_exception(backoff.expo, Exception, max_time=60, raise_on_giveup=False)
def _delete_sink(sink):
sink.delete()
def _delete_object(obj):
obj.delete()


# Runs once for entire test suite
Expand All @@ -62,7 +66,20 @@ def cleanup_old_sinks():
if match:
sink_timestamp = int(match.group(1))
if TIMESTAMP - sink_timestamp > CLEANUP_THRESHOLD:
_delete_sink(sink)
_delete_object(sink)

storage_client = storage.Client()

# See _sink_storage_setup in usage_guide.py for details about how
# sinks are named.
test_bucket_name_regex = r"^sink\-storage\-(\d+)$"
for bucket in storage_client.list_buckets(max_results=MAX_BUCKETS):
match = re.match(test_bucket_name_regex, bucket.name)
if match:
# Bucket timestamp is int(time.time() * 1000)
bucket_timestamp = int(match.group(1))
if TIMESTAMP - bucket_timestamp // 1000 > CLEANUP_THRESHOLD:
_delete_object(bucket)


@pytest.fixture
Expand All @@ -79,7 +96,7 @@ def example_sink(cleanup_old_sinks):

yield sink

_delete_sink(sink)
_delete_object(sink)


def test_list(example_sink, capsys):
Expand All @@ -99,7 +116,7 @@ def test_create(capsys):
export.create_sink(sink_name, BUCKET, TEST_SINK_FILTER)
# Clean-up the temporary sink.
finally:
_delete_sink(logging.Client().sink(sink_name))
_delete_object(logging.Client().sink(sink_name))

out, _ = capsys.readouterr()
assert sink_name in out
Expand Down