Linux

• Create RSA Key pair for accessing SSH Service

[root@testserver01 ~]# ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rsa):
Created directory '/root/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /root/.ssh/id_rsa.
Your public key has been saved in /root/.ssh/id_rsa.pub.
The key fingerprint is:

[root@dbserver1 ~]# su postgres

bash-4.4$ psql -A -t -c "select version()"

PostgreSQL 12.12 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-10), 64-bit

This step should have been completed upon the installation of Drupal 8 for getting PHPMailer function

Install Composer

# curl -sS https://getcomposer.org/installer | php

Move Composer binary to usr bin path

# mv composer.phar /usr/bin/composer

Check Composer Version

# composer --version

Go to Drupal root Directory and execute

This step should have been completed upon the installation of MySQL 5.7, but if you haven’t, you can complete it with:

System Updates

yum update

Install Repository

yum -y install yum localinstall https://dev.mysql.com/get/mysql57-community-release-el7-9.noarch.rpm

Now you are ready to install MySQL 5.7 with:

yum -y install mysql-community-server

Firewall Configuration

This step should have been completed upon the installation of PostgreSQL, but if you haven’t, you can complete it with:

Install Repository

yum -y install https://download.postgresql.org/pub/repos/yum/12/redhat/rhel-7-x86_64/pgdg-redhat-repo-latest.noarch.rpm

Now you are ready to install pgAdmin with:

Install Dependencies