#!/bin/bash

set -e #如果某条指令执行出错,则会退出脚本

if [ $# -eq 0 ]; then
    echo "Usage: $0 <ip>"
    exit 1
fi

# 检查ssh-key是否存在,不存在则退出
if [ ! -f ~/.ssh/id_rsa.pub ]; then
    echo "ssh-key not found, please run ssh-keygen first"
    exit 1
fi

ip=$1
ssh-copy-id root@${ip}