下载官方脚本执行安装

wget http://www.directadmin.com/setup.sh
chmod 755 setup.sh
./setup.sh
提示是否需要执行脚本预安装必须的第三方软件包 输入 y

*****************************************************
*
* DirectAdmin requires certain packages, described here:
* http://help.directadmin.com/item.php?id=354
*
* Would you like to install these required pre-install packages? (y/n): y
安装完毕第三方的包以后 会要求输入用户ID 授权ID 主机名 选择网卡 确认系统版本

*****************************************************
Please enter your Client ID : 用户ID
Please enter your License ID : 授权ID
Please enter your hostname (server.domain.com)
It must be a Fully Qualified Domain Name
Do *not* use a domain you plan on using for the hostname:
eg. don’t use domain.com. Use server.domain.com instead.
Do not enter http:// or www
Enter your hostname (FQDN) : 主机名
Client ID: *****
License ID: ******
Hostname: ***.**
Is this correct? (y,n) : y
Is eth0 your network adaptor with the license IP (**.***.**.**)? (y,n) : y
Your external IP:
The external IP should typically match your license IP.
Is **.**.**.** the IP in your license? (y,n) : y
DirectAdmin will now be installed on: Enterprise 7.2
Is this correct? (must match license) (y,n) : y
提示选择默认的版本 这里我们选择 n 因为 cli 版本没有隔离用户和站点 我们需要在下面选择

Would you like the default settings of apache 2.4 with mod_ruid2 and php 5.5 cli? (y/n): n
提示是否备份配置文件 输入 yes

Would you like to backup the current options.conf? (yes/no): yes
Backup created: /usr/local/directadmin/custombuild/options.conf.20151105102436.backup
选择 WEB 服务程序 ，一般为了兼容性我们选择 apache ，如果有别的需求，建议选择nginx_apache 这个兼容性比较好，litespeed 需要商业授权，否则是免费版，限制很多.

Please select webserver you would like to use (apache/nginx/nginx_apache/litespeed):apache
选择 FTP 服务程序，一般我们选择 proftpd ,选择 pureftpd 可以，都是DA后台在控制生成ftp信息

Please select FTP server you would like to use (proftpd/pureftpd/no):proftpd
接下来选择 PHP 版本。支持 php5.3~7.0，请根据自己的需求选择

PHP 运行模式，我们选择 suphp

是否安装第2个版本的PHP 输入 no 我们可以在安装完毕以后使用 CustomBuild 插件进行配置多版本php.

Please select default PHP version you would like to use (5.3/5.4/5.5/5.6/7.0):5.3
Please select default PHP mode you would like to use (php-fpm/fastcgi/suphp/lsphp/mod_php):suphp
Would you like to have a second instance of PHP installed? (yes/no): no
接下来是常用组件，

一般 ionCube 和 Zend Guard Loader 是必选的，输入 yes

suhosin PHP安全修复组件 必选 yes

phpMyAdmin 必选 yes

其他几个组件是email的 根据需求自选

Please select if you would like to use ionCube (yes/no):yes

Please select if you would like to use Zend Guard Loader (yes/no):yes

Please select if you would like to use suhosin (yes/no):yes

Please select if you would like CustomBuild to manage Exim installation (yes/no):no

Please select if you would like CustomBuild to manage Dovecot installation (yes/no):no

Please select if you would like CustomBuild to manage phpMyAdmin installation (yes/no):yes

Please select if you would like CustomBuild to manage SquirrelMail installation (yes/no):no

Please select if you would like CustomBuild to manage RoundCube installation (yes/no):no
接下来 是否测试选择最快的镜像 y

Would you like to search for the fastest download mirror? (y/n): y
接下来开始自动安装 MYSQL会自动安装为 5.5版本 ，后面都可以使用 CustomBuild 插件来自定义选择版本

等待15~30分钟左右就安装完毕了，安装完毕以后会提示后台登录地址和帐号密码

## INSTALL_COMPLETE
## ACCOUNT_INFO

The following information has been set:

Admin username: admin
Admin password: Axxxxxx2
Admin email: [email protected]

Server IP: 192.x.x.x
Server Hostname: testda.vvv.com

To login now, follow this link:

http://192.x.x.x:2222

and enter your Admin username and password when prompted.

You should now visit http://admin.site-helper.com and http://www.directadmin.com/newinstall.html to learn how to get started.

Thank you for using DirectAdmin. Should you have any questions, don’t hesitate to contact us at [email protected]

## REPORT_END
Permissions set

System Security Tips:
http://help.directadmin.com/item.php?id=247

以上原文来源：https://www.ruooo.com/vps/820.html