Moodle Upgrade 4.2.3 to 5.1

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• Take the DB dump

mysqldump -u <db-user> -p <db-name> > moodle_db_backup_before_5.sql

• Backup moodle directories

sudo tar czf moodledata_backup_before_5.tar.gz /var/moodledata
 
sudo tar czf moodle_code_backup_before_5.tar.gz /var/www/html/moodle

• Go to moodle directory

 
cd /var/www/html

• Rename the old moodle folder

 
sudo mv moodle moodle_old_42

• Download the moodle package from the official website and extract the package

sudo tar -zxvf moodle-latest-501.tgz

• Copy the configuration file from the old moodle

sudo cp moodle_old_42/config.php moodle/

• Give required permissions and ownership

sudo chown -R www-data:www-data moodle

sudo chmod -R 755 moodle

sudo chown -R www-data:www-data /var/moodledata

• Update the apache file:

vim /etc/apache2/sites-available/000-default.conf

	DocumentRoot /var/www/html/moodle/public
	<Directory /var/www/html/moodle/public>	

• Update the default SSL file:

vim /etc/apache2/sites-available/default-ssl.conf

	DocumentRoot /var/www/html/moodle/public

• Restart the webserver:

sudo systemctl reload apache2

• Install PHP 8.4:

sudo apt update

sudo apt upgrade -y

sudo apt install software-properties-common ca-certificates lsb-release apt-transport-https -y

sudo add-apt-repository ppa:ondrej/php

sudo apt install php8.4 libapache2-mod-php8.4 -y

sudo apt install php8.4-mysql php8.4-cli php8.4-common php8.4-curl php8.4-gd php8.4-mbstring php8.4-xml php8.4-zip -y

• Disable the php8.1 module (or the old php modules):

a2dismod php8.1

• Enable the php8.4:

sudo a2enmod php8.4

• Check the PHP Version:

php -v

• Use the below command to select the php8.4 version, if the version is not reflected:

sudo update-alternatives --config php

• Restart the webserver:

sudo systemctl restart apache2

• Edit the php.in file, uncomment and change the value to 5000

vim /etc/php/8.4/apache2/php.ini

	max_input_vars = 5000

• Download MYSQL 8.4 version:

wget https://dev.mysql.com/get/mysql-apt-config_0.8.33-1_all.deb

• Install the package:

sudo dpkg -i mysql-apt-config_0.8.33-1_all.deb

• Select 8.4 version

• Update the repositories:

sudo apt update

• Install mysql-server:

sudo apt install mysql-server -y

• Restart mysql and apache:

sudo systemctl restart mysql

sudo systemctl restart apache2

• Install php extensions:

sudo apt install -y php8.4-curl php8.4-intl php8.4-soap

sudo apt-get install php8.4-ldap

• Restart the webserver:

sudo systemctl restart apache2

• Install composer:

apt install composer

• Run the below command in the moodle directory:

composer install --no-dev --classmap-authoritative

• Give required permissions and ownerships:

sudo chown -R www-data:www-data /var/www/html/moodle/vendor

sudo chmod -R 755 /var/www/html/moodle/vendor

• Restart the web server:

sudo systemctl restart apache2

• Open the website on a browser and follow the steps to upgrade Moodle.