uncloud-mravi/archive/uncloud_etcd_based/uncloud/common/counters.py

21 lines
436 B
Python

from .etcd_wrapper import Etcd3Wrapper
def increment_etcd_counter(etcd_client: Etcd3Wrapper, key):
kv = etcd_client.get(key)
if kv:
counter = int(kv.value)
counter = counter + 1
else:
counter = 1
etcd_client.put(key, str(counter))
return counter
def get_etcd_counter(etcd_client: Etcd3Wrapper, key):
kv = etcd_client.get(key)
if kv:
return int(kv.value)
return None