etcd-client

etcd-client copied to clipboard

Current `Kv` holds a `WatchClient` which has an established channel with etcd server. When restart cache, need to reconnect to etcd server.

pzheng1025

Add lock operation for etcd client, including lock an unlock.

rogercloud

The detached tasks are not be managed right now. Better to manage the number of detached tasks to avoid the memory issue.

mrwwheat7