How to Install PHP 8.2 for Nginx on Rocky Linux 9

To install PHP on Rocky Linux 9, follow these detailed steps.

Step 1 : Update

sudo dnf update

Step 2 : Import PHP Remi Repository

sudo dnf install https://rpms.remirepo.net/enterprise/remi-release-9.rpm

Step 3 : Check PHP Modules

sudo dnf module list php

Step 4 : Enable PHP Remi Repository

sudo dnf module enable php:remi-8.2

Step 5 : Install PHP

sudo dnf install php

Step 6 : Install common PHP extensions for various functionalities.

sudo dnf install -y php-{fpm,mysqlnd,curl,gd,mcrypt,json,pear,common,xml,zip,devel,xsl,soap,bcmath,mbstring,gettext,imagick}

• php-fpm: Efficiently handles PHP requests using FastCGI.
• php-cli: Provides a command-line interface for running PHP scripts.
• php-mysqlnd: Offers a native driver for improved MySQL compatibility and performance.
• php-curl: Enables cURL support for making HTTP requests.
• php-gd: Supports the GD Graphics Library for dynamic image creation.
• php-mcrypt: Deprecated in later PHP versions, provides encryption algorithms.
• php-json: Facilitates working with JSON-encoded data.
• php-pear: Includes the PEAR package manager for managing PHP packages.
• php-common: Contains shared resources and configuration files.
• php-xml: Provides support for XML parsing and manipulation.
• php-zip: Enables support for working with Zip archives.
• php-devel: Includes files and tools for PHP extension development.
• php-xsl: Provides support for XSL (eXtensible Stylesheet Language).
• php-soap: Enables support for the SOAP protocol.
• php-bcmath: Supports arbitrary precision mathematics.
• php-mbstring: Handles multibyte character encodings.
• php-gettext: Enables Gettext internationalization functions.
• php-imagick: Integrates the ImageMagick library for image manipulation.

Step 7 : Modify www.conf

sudo nano /etc/php-fpm.d/www.conf

Edit the www.conf file to replace the user and group values with "nginx"

Step 8 : Enable and start the PHP-FPM service.

sudo systemctl start php-fpm
sudo systemctl enable php-fpm

Step 9 : Verify PHP Version

php -v

Check the installed PHP version.

Step 10 : Configure Nginx to Use PHP

- Open your Nginx server block configuration file for your domain using a text editor.

sudo nano /etc/nginx/conf.d/example.com.conf

- Add a location block inside the server block to handle PHP files.

server {
    listen 80;
    
    server_name example.com;
    
    root /usr/share/nginx/html;
    index index.php index.html index.htm;

    location / {
        try_files $uri $uri/ =404;
    }


    location ~ \.php$ {
        include fastcgi_params;
        fastcgi_pass unix:/var/run/php-fpm/www.sock;
        fastcgi_index index.php;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    }
}

Step 11 : Check the Nginx configuration for syntax errors.

sudo nginx -t

Step 12 : Apply the changes by restarting the Nginx service.

sudo systemctl restart nginx

Step 13 : Create a simple PHP file for testing.

sudo echo "<?php phpinfo(); ?>" > /usr/share/nginx/html/info.php

Step 14 : View PHP Info

Open your web browser and navigate to http://example.com/info.php to view PHP information.

Congratulations! You have successfully installed PHP 8.2 for Nginx on Rocky Linux 9.