Install osTicket Ticketing system on Debian 11/Debian 10

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In this tutorial, you will learn how to install osTicket Ticketing system on Debian 11/Debian 10. osTicket is an opensource ticketing system.

Read more about osTicket and its capabilities on the osTicket Features page.

Install osTicket Ticketing System on Debian 11/Debian 10

osTicket is available in different editions;

  • Free version
  • Cloud based version
  • Virtual Appliance

In this tutorial, we will be install the free version of osTicket on Debian 11/Debian 10 systems.

Run System Update

To begin with, run system package update;

apt update

Install HTTP Server

To begin with, install an HTTP server. In this setup, we use Apache HTTP server. Thus run the command below to install Apache HTTP server on Debian 11/Debian 10.

apt install apache2 -y

Start and enable Apache HTTP server to run on system boot;

systemctl enable --now apache2

Install PHP and Required PHP Modules

Next, execute the command below to install PHP and PHP modules required by osTicket system. Note that osTicket requires PHP 7.2+. Hence, we will use PHP 7.4 on Debian 11 and PHP 7.3 on Debian 10, which is the default PHP versions available on the respective repositories;

apt install php php-{gd,imap,xml,json,mbstring,mysql,intl,apcu} libapache2-mod-php -y

Install MySQL/MariaDB Database on Debian 11/Debian 10

MySQL 5.5+ is supported. We will however use MariaDB 10.3 (which is available version on the default Debian 10 repositories) and MariaDB 10.5, (which is available version on the default Debian 11 repositories).

apt install mariadb-{server,client} -y

Start and enable MariaDB service to run on boot after the installation;

systemctl enable --now mariadb

Create Database for osTicket Ticketing tool

Once the database is installed, run the initial security script to remove the anonymous accounts, disable remote root login, remove rest databases and reload privileges tables;


Next, login and create the database and a user with all privileges granted on that specific database;

Be sure to replace the names of the database and database user, as well the user password.

create database osticket;
grant all on osticket.* to osticketadmin@localhost identified by 'changeme';
flush privileges;

Download osTicket Installation Archive

osTicket v1.15.4 is the current stable release. You can grab the archive from the GitHub releases page.

You can as well get the download link and pull using wget or curl tools;

wget -P /tmp

Create osTicket Web Root Directory

Next, create osTicket web root directory. In this setup, we use the /var/www/html/osticket.

mkdir /var/www/html/osticket

Extract osTicket Archive Contents

Extract osTicket archive contents to the web root directory created above;

apt install unzip -y
unzip -qd /var/www/html/osticket /tmp/

You will now see two folders extracted;

ls -1 /var/www/html/osticket/

Next, rename the osTicket config file from upload/include/ost-sampleconfig.php to upload/include/ost-config.php as follows;

mv /var/www/html/osticket/upload/include/ost-{sample,}config.php

Create osTicket Site Apache configuration file

To server osTicket, you need to create a VirtualHost configuration file that tells the HTTP server to access and server osTicket.

vim /etc/apache2/sites-available/osticket.conf

Next, paste the content below to the configuration file above. Be sure to make any appropriate changes.

<VirtualHost *:80>
        ServerAdmin webmaster@localhost
        DocumentRoot /var/www/html/osticket/upload
        <Directory /var/www/osticket/upload>
                Require all granted
                Options FollowSymlinks
                AllowOverride All

        ErrorLog ${APACHE_LOG_DIR}/osticket.error.log
        CustomLog ${APACHE_LOG_DIR}/osticket.access.log combined

Save and exit the config.

Check for any Apache syntax errors;

apachectl -t

If you get the output, Syntax OK, then proceed. otherwise fix those errors.

Disable the default Apache site;

a2dissite 000-default.conf

Enable osTicket site;

a2ensite osticket.conf

Enable Apache Rewrite module;

a2enmod rewrite

Change the ownership of the osTicket web root directory to web user;

chown -R www-data: /var/www/html/osticket

Restart Apache Service;

systemctl restart apache2

Accessing osTicket Web Interface

You can now access osTicket web UI using http://<hostname or ip>.

If firewall is running, be sure to open ports 80/443 for external access.

This will load osTicket setup and prerequisites page.

Install osTicket Ticketing System on Debian 11/Debian 10

If all is well, click Continue to proceed with the setup:

  • Set the your helpdesk system name, default email address and your preferred language.
osticket prereqs debian
  • Set the Admin user details.
  • Define the database connection details (the username and password created above)
Install osTicket Ticketing System on Debian 11/Debian 10
  • Click Install to finalize the installation of osTicket ticketing system on Debian 11/Debian 10.
  • When all is done, you will see such page;
Install osTicket Ticketing System on Debian 11/Debian 10

And thus, update the permissions of the osTicket configuration file;

chmod 0644 /var/www/html/osticket/upload/include/ost-config.php

Also, remove the setup directory;

rm -rf /var/www/html/osticket/upload/setup

You can then access your osTicket web dashboard using the url, shown on the under useful links.

osticket dashboard

Login to check ticket status or create a new ticket. For example, login as admin user (sign in as an agent) created during the setup.

osticket admin sign in

And there you go!

Install osTicket Ticketing System on Debian 11/Debian 10

That concludes our guide on how to install osTicket ticketing system on Debian 11/Debian 10.

Read more on the documentation page.

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