class Root(Record):
def __init__(self, root_path):
if not root_path.startswith("/"):
root_path = "/" + root_path
super(Root, self).__init__(None, root_path)
self.lock = Lock()
self.ZK_retry = KazooRetry(max_tries=-1)
self.ZK = None
def connect(self, zookeeper_hosts):
self.ZK = KazooClient(
zookeeper_hosts,
connection_retry=self.ZK_retry,
command_retry=self.ZK_retry)
self.ZK.start()
# create & load collections
self.clusters = Collection(self, "clusters", Cluster)
self.meta = Meta(self, "meta")
return self.load()
def load(self):
super(Root, self).load()
self.clusters.load()
self.meta.load()
return self
def zk_ensure_path(self, *args, **kwargs):
return self.ZK.retry(self.ZK.ensure_path, *args, **kwargs)
def zk_set(self, *args, **kwargs):
return self.ZK.retry(self.ZK.set, *args, **kwargs)
def zk_get(self, *args, **kwargs):
return self.ZK.retry(self.ZK.get, *args, **kwargs)
def zk_get_children(self, *args, **kwargs):
return self.ZK.retry(self.ZK.get_children, *args, **kwargs)
def zk_delete(self, *args, **kwargs):
return self.ZK.retry(self.ZK.delete, *args, **kwargs)
def connect(self, zookeeper_hosts):
self.ZK = KazooClient(
zookeeper_hosts,
connection_retry=self.ZK_retry,
command_retry=self.ZK_retry)
self.ZK.start()
# create & load collections
self.clusters = Collection(self, "clusters", Cluster)
self.meta = Meta(self, "meta")
return self.load()