dlm-mysql.py

#!/usr/bin/env python
"""Test MySQL tooz driver."""

import os
import platform
import time

from tooz import coordination


url = os.getenv("MYSQL_URL")
host = "mysql-test-%s" % platform.node()
lock_name = "foo"
hold = 60

coord = coordination.get_coordinator(url, host)
coord.start(start_heart=True)

lock = coord.get_lock("lock_name")

print("Attempting to get lock %s for %s" % (lock_name, host))
with lock(blocking=True):
    print("Got lock %s for %s, holding for %i sec" % (lock_name, host, hold))
    time.sleep(hold)

coord.stop()