OPENSSH远程快捷连接主机

#!/bin/bash
#-----------------------------------------------
# 脚本名称:       ssh_host.sh
# 作者:             whao
# 创建时间:     2025-04-15
# 版本:       v0.3
# 描述：有秘钥的前提下，通过SSH服务远程连接服务器
#------------------------------------------------



#定制变量
USERNAME=root
PASSWORD=123456




#定制数组
touch /root/ssh_host/host.txt
readarray -t HOST_NAME < <(awk -F":" '{print $1}' /root/ssh_host/host.txt)
readarray -t HOST_IP < <(awk -F":" '{print $2}' /root/ssh_host/host.txt)


#定制函数1
keyless() {
  echo -e "\e[31m 您即将进入${HOST_NAME[$num-1]}主机！！！\e[0m "

  read -t1
sshpass -p ${PASSWORD} ssh ${USERNAME}@10.0.0.${HOST_IP[$num-1]}
}

#定制函数2
add_host(){

    echo -e "\e[31m 请注意！主机序号最多为10\e[0m"
    read -p "请输入您要添加的主机名: "  host_name
    read -p "请输入主机IP10.0.0.__: "   ip
    HOST_NAME+=($host_name)
    HOST_IP+=($ip)
    echo ${host_name}:${ip} >> host.txt
}


while true
do

#清屏
clear

echo -e "\e[34m--------SSH远程登录主机------------\e[0m"
echo -e "\e[32m┏━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\e[0m"
echo -e "\e[32m┃用户┃   ${USERNAME}                     ┃\e[0m"
echo -e "\e[32m┣━━━━╋━━━━━━━━━━┳━━━━━━━━━━━━━━━━━┫\e[0m"
echo -e "\e[32m┃序号┃ 主机     ┃    IP           ┃\e[0m"
echo -e "\e[32m┣━━━━╋━━━━━━━━━━┻━━━━━━━━━━━━━━━━━┛\e[0m"
  for i in "${!HOST_NAME[@]}"
  do
    w=$((i+1))
    echo -e "\e[32m┃\e[31m $w \e[32m ┃\e[31m ${HOST_NAME[$i]}     10.0.0.${HOST_IP[$i]}  \e[0m"
  done
echo -e "\e[32m┣━━━━┻━━┳━━━━━━━━━━━┳━━━━━━━━━━━━━┓\e[0m"
echo -e "\e[32m┃50:退出┃55:添加主机┃60:删除主机  ┃\e[0m"
echo -e "\e[32m┗━━━━━━━┻━━━━━━━━━━━┻━━━━━━━━━━━━━┛\e[0m"

read -p "请输入需要登录的主机：" num


  if [ $num -le 10 ]
  then

        keyless

  #退出服务
  elif [ $num -eq "50" ]
  then
    echo -e "\e[31m 欢迎您再次使用本服务.....\e[0m"
          read -t1
          exit 0
  #添加主机
  elif [ $num -eq "55" ]
  then
      add_host
  #删除主机
  elif [ $num -eq "60" ]
  then

    echo -e "\e[31m 您即将删除SSH主机\e[0m"
    read -p "请输入您要删除的主机序号: " number
    read -p "确定删除吗？(y/n): " ggbond
      if [ $ggbond == "y" ]
      then
        sed -i "${number}d" host.txt
        echo -e "您已删除$num号主机"
        echo -e "目前，需要重启脚本更新"
        read -t1
        continue

      else
        echo -e "\e[31m  are \e[32m you \e[33m ok \e[34m ? \e[0m"
        read -t1
        continue
      fi

  else
      echo -e "\e[31m 请输入相应的主机序号！！！\e[0m"
      read -t1
  fi


done