ETCD(1)

NAME:
   etcdctl set - set the value of a key

USAGE:
   etcdctl set [command options] <key> <value>

OPTIONS:
   --ttl value
      key time-to-live in seconds (default: 0)
   --swap-with-value value
      previous value
   --swap-with-index value
      previous index (default: 0)