[server] 3000+ Solaris, AIX 및 Linux 서버에서 루트 비밀번호를 변경하는 가장 좋은 방법은 무엇입니까?

이것은 지금까지 내 솔루션입니다. 여전히 여러 시스템에서 작동하는지 확인해야합니다.

#!/usr/bin/env bash

ChangePassword()
{
    echo "changing password for server $ServerIp"
    ssh root@$ServerIp "echo root:${NewPassword} | chpasswd" < /dev/null
}

CreatePassword()
{
    while true;
    do
        echo "Please enter the new password :"
        read -s NewPassword <&0
        echo "Confirm the password :"
        read -s ConfirmPassword <&0
        # /proc/${PPID}/fd/0

        if [ "$NewPassword" == "$ConfirmPassword" ]
        then
            break
        else
            echo "Passwords do not match"
            echo "Try again..."
        fi
    done
    ChangePassword
    echo "end of createpassword"
}

SetUpPasswordlessSSH()
{
    echo "enter the old password from server $ServerIp when asked"
    ssh root@$ServerIp mkdir -p .ssh
    cat .ssh/id_rsa.pub | ssh root@$ServerIp 'cat >> .ssh/authorized_keys'

    echo "Passwordless SSH is now available"
    echo "Now you can change the password"
    CreatePassword
}

NoSSH()
{
    echo "Passwordless SSH for this server with ip $ServerIp is not yet set up."
    read -p "Do you want to set it up now? " -n 1 -r <&0
    echo ""
    if [[ ! $REPLY =~ ^[Yy]$ ]]
    then
        break
    else
        SetUpPasswordlessSSH
    fi
}

AcceptHostKey()
{
    read -p "Do you trust the server? " -n 1 -r <&1
    echo ""
    if [[ ! $REPLY =~ ^[Yy]$ ]]
    then
        break
    else
        SetUpPasswordlessSSH
    fi
}

Main()
{
    while read -r ServerIp <&9
    do
        echo  "Server $ServerIp ..."
        status=$(ssh -o BatchMode=yes -o ConnectTimeout=5 $ServerIp echo ok 2>&1)
        if [[ $status == ok ]]
        then
            echo "creating password"
            CreatePassword
            echo "password changed"
        elif [[ $status == "Permission denied"* ]]
        then
            NoSSH
        elif [[ $status == "Host key verification failed"* ]]
        then
            echo "Error: $status"
            AcceptHostKey
        else
            echo "ERROR OCCURED FOR SERVER WITH IP: $ServerIp"
            echo "Error: $status"
        fi
    done 9< servers.txt
    history -cw
    clear
}

Main $*

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