PHP 7.2 to 7.4 Upgrade Instructions for RHEL 8 & Oracle 8

Purpose

This document is intended for use by Nagios Administrators who wish to update their version of php 7.2 to php 7.4 on a RHEL 8 or Oracle 8 systems. 

RHEL 8/Oracle 8 PHP Upgrade process:

From the command line on the XI server:

dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm

dnf install https://rpms.remirepo.net/enterprise/remi-release-8.rpm

dnf module list php

Disable the 7.2 module that is enabled:

dnf module reset php:7.2

dnf module list php

dnf module enable php:remi-7.4

dnf install php php-imap php-opcache php-devel php-gd php-ldap php-mbstring php-pdo  php-pdo-dblib php-mysqlnd php-pgsql php-pear

cd /tmp

rm -rf /tmp/nagiosxi

wget https://assets.nagios.com/downloads/nagiosxi/xi-latest.tar.gz

tar zxf xi-latest.tar.gz

cd /tmp/nagiosxi

rm -rf /etc/php.d/sourceguardian.ini

./init.sh

sed -i '/^PHP script/d' xi-sys.cfg

sed -i '/^1)/d' xi-sys.cfg

sed -i '/^2)/d' xi-sys.cfg

sed -i '/^3)/d' xi-sys.cfg

./install-sourceguardian-extension.sh

Restart httpd/php-fpm: 

systemctl restart httpd php-fpm