#!/bin/bash


#======================================================================
# Author:       开源
# Description:  ping通则推送秘钥
# Date:         2024-12-31
# Version:      2.0
# Notes:        啥也不用改，直接用 
# ======================================================================


# 检查sshpass是否安装
if ! command -v sshpass &> /dev/null; then
    echo "没有安装sshpass，正在安装..."
    sudo yum install -y epel-release
    sudo yum install -y sshpass
    if [ $? -ne 0 ]; then
        echo "未安装sshpass。安装sshpass失败。请手动安装"
        exit 1
    else
        echo "sshpass安装成功。"
    fi
fi



# 定义一个函数来ping IP并推送密钥
ping_ip() {
    local ip=$1
    ping -c 1 $ip &> /dev/null
    if [ $? -eq 0 ]; then
        # 执行ssh-copy-id操作
        sshpass -p 'oldboy123.com' ssh-copy-id -o StrictHostKeyChecking=no $ip &> /dev/null
        if [ $? -eq 0 ]; then
            echo "$ip: 连接正常,推送key成功！"
        fi
    fi
}

max_processes=50  # 同时运行的最大进程数
process_count=0

for i in {2..253}; do
    ping_ip 10.0.0.$i &
    process_count=$((process_count + 1))
    if [ $process_count -eq $max_processes ]; then
        wait -n  # 等待任意一个进程完成
        process_count=$((process_count - 1))
    fi
done

# 等待所有剩余的后台进程完成
wait