#!/bin/bash
curl -sSf https://tiup-mirrors.pingcap.com/install.sh | sh

ssh brain-1 -o StrictHostKeyChecking=false echo Hello!
ssh brain-2 -o StrictHostKeyChecking=false echo Hello!
ssh brain-3 -o StrictHostKeyChecking=false echo Hello!
ssh brain-mon  -o StrictHostKeyChecking=false echo Hello!

ssh brain-1 echo Hello!
ssh brain-2 echo Hello!
ssh brain-3 echo Hello!
ssh brain-mon echo Hello!