registry service without lease with etcd

[benbochong]

What happened:Register the service without lease with etcd. Every time the service starts, it will register once. After the service exits, the registration information always exists.

What you expected to happen:After the service exits, the registration information disappears.

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

[zouyx]

ok. I will check it out in this few days.