Some helper function to make life easier with zookeeper.
Project description
k3zkutil
Some helper function to make life easier with zookeeper.
k3zkutil is a component of pykit3 project: a python3 toolkit set.
Some helper function to make life easier with zookeeper.
Install
pip install k3zkutil
Synopsis
from k3zkutil import config
"""
config.zk_acl # (('xp', '123', 'cdrwa'), ('foo', 'bar', 'rw'))
config.zk_auth # ('digest', 'xp', '123')
config.zk_hosts # '127.0.0.1:2181'
config.zk_node_id # 'web-01'
config.zk_lock_dir # 'lock/'
"""
with k3zkutil.ZKLock('foo_lock',
zkconf=dict(
hosts='127.0.0.1:2181',
acl=(('xp', '123', 'cdrwa'),),
auth=('digest', 'xp', '123'),
node_id='web-3',
lock_dir='my_locks/'
)):
print("do something")
lock = k3zkutil.ZKLock('foo')
try:
for holder, ver in lock.acquire_loop(timeout=3):
print('lock is currently held by:', holder, ver)
print('lock is acquired')
except k3zkutil.LockTimeout as e:
print('timeout to acquire "foo"')
Author
Zhang Yanpo (张炎泼) drdr.xp@gmail.com
Copyright and License
The MIT License (MIT)
Copyright (c) 2015 Zhang Yanpo (张炎泼) drdr.xp@gmail.com
Project details
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