func (wr *Wrangler) unlockShard(keyspace, shard string, actionNode *actionnode.ActionNode, lockPath string, actionError error) error {
return actionNode.UnlockShard(context.TODO(), wr.ts, keyspace, shard, lockPath, actionError)
}
func (wr *Wrangler) lockShard(keyspace, shard string, actionNode *actionnode.ActionNode) (lockPath string, err error) {
return actionNode.LockShard(context.TODO(), wr.ts, keyspace, shard, wr.lockTimeout, interrupted)
}