Dev {Tricks}

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DirectAdmin installation requirements

Operating system

Supported operating systems of DirectAdmin are as follows:

  • CloudLinux 6.x 32/64-bit, 7.x 64-bit (recommended)
  • RedHat Enterprise / CentOS 6.x 32/64-bit, 7.x 64-bit, 8.x 64-bit
  • Debian 8.x 64-bit, , 9.x 64-bit, 10.x 64-bit (click for Ubuntu)
  • FreeBSD 11.x 64-bit, 12.x 64-bit

Hardware

  • Processor: At least 500 Mhz (recommended)
  • RAM: Minimum 1 GB (2+ GB is preferred), with at least 2 GB of swap memory. ContOS 8: 2 GB, 4+ GB preferred.
  • Hard disk: At least 2 gigabytes of free space (after the Linux install) is required.
  • Intel and AMD should work fine. Solaris/Sparc will not.

Software

  • Ensure SSH is installed and working.
  • Ensure named (Name Daemon) is selected during the Redhat install.
  • gcc and g++ are required to compile apache and php.
  • The system kernel and filesystem must support quotas. The kernel should support IPv6.

Authority Level

You must have root access on the server.

 

  • Do not install services such as Apache, PHP, MySQL, Ftp, Sendmail, etc., as we will do this for you.
  • Need is a CLEAN install of your operating system.
  • Installing DirectAdmin on an existing live production server is not recommended.
  • DirectAdmin does not convert existing data upon install.
  • Make sure your license information is correct.
  • Make sure your domain is running with the IP address (nameservers)

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How to install and setup DirectAdmin on CentOS 8 VPS.

DirectAdmin is one of the best alternatives of cPanel control panel due to its user friendly interface.

This article will show you how to install DirectAdmin on CentOS VPS. Please check DirectAdmin installation requirements first.

Easy steps of DirectAdmin (DA) installation for success are as follows:
Make sure your domain is running with the IP address (nameservers) before installation.

Step One

Login to your VPS root using SSH or KVM.

Step Two

Disable SELinux. This will disable the firewall.

setenforce 0
sed -i ‘s/enforcing/disabled/g’ /etc/selinux/config

Step Three

Run the pre-install commands before starting the install

yum install wget gcc gcc-c++ flex bison make bind bind-libs bind-utils openssl openssl-devel perl quota libaio \
libcom_err-devel libcurl-devel gd zlib-devel zip unzip libcap-devel cronie bzip2 cyrus-sasl-devel perl-ExtUtils-Embed \
autoconf automake libtool which patch mailx bzip2-devel lsof glibc-headers kernel-devel expat-devel \
psmisc net-tools systemd-devel libdb-devel perl-DBI perl-libwww-perl xfsprogs rsyslog logrotate crontabs file kernel-headers

This will ask you to confirm. Write “Y” and press enter.

Step Four

Download the DirectAdmin setup.sh file.

wget https://www.directadmin.com/setup.sh

Step Five

Change permissions of the downloaded setup.sh file to 755

chmod 755 setup.sh

Step Six

Run the script. It automatically installs everything for you, including the CSF firewall.

./setup.sh auto

The auto method will be best for most people. It can also be called as ‘./setup.sh’ without “auto” options, which requires input but allows for customization.

Important: The hostname must be a sub-domain without http, www. For example, server.hostbriz.com

System Security Tips

Follow this link https://help.directadmin.com/item.php?id=247

Enable SELinux

To enable SELinux, follow the instructions below ,

  1. Open the file /etc/selinux/config (You may use winSCP)
  2. Change option SELINUX from disabled to enforcing
  3. Restart the machine
  4. That’s all!