taskflow/tools/clear_zk.py
Joshua Harlow cb87c6e2c5 Add a helper tool which clears zookeeper test dirs
Create a tool that can clear any leftover garbage left
by the testing of taskflow unit tests with zookeeper for
when this is needed (for example, a test does not clean up
correctly on its own).

Change-Id: Icfaf28273b76a6ca27683d174f111fba2858f055
2014-05-09 22:14:48 -07:00

51 lines
1.3 KiB
Python

#!/usr/bin/env python
import contextlib
import os
import re
import sys
top_dir = os.path.abspath(os.path.join(os.path.dirname(__file__),
os.pardir))
sys.path.insert(0, top_dir)
from taskflow.utils import kazoo_utils
@contextlib.contextmanager
def finalize_client(client):
try:
yield client
finally:
kazoo_utils.finalize_client(client)
def iter_children(client, path):
if client.exists(path):
for child_path in client.get_children(path):
if path == "/":
child_path = "/%s" % (child_path)
else:
child_path = "%s/%s" % (path, child_path)
yield child_path
for child_child_path in iter_children(client, child_path):
yield child_child_path
def main():
conf = {}
if len(sys.argv) > 1:
conf['hosts'] = sys.argv[1:]
with finalize_client(kazoo_utils.make_client(conf)) as client:
client.start(timeout=1.0)
children = list(iter_children(client, "/taskflow"))
for child_path in reversed(children):
if not re.match(r"^/taskflow/(.*?)-test/(.*)$", child_path):
continue
print("Deleting %s" % child_path)
client.delete(child_path)
if __name__ == "__main__":
main()