In this tutorial how to install osTicket 1.17 on Debian 10 server. osTicket is an opensource ticketing system written by php mysql. You can use fully free version for your purposes.

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IP address  : 10.66.10.5
Operating System: Debian 10
RAM   : 2 GB
Disk   : 25 GB
vCPU   : 2
CPU op-mode(s)  : 64-bit
Service  : osTicket
Database  : Mariadb
Hostname (FQDN) : osTicket.technologyrss.local
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Step #01: Check server version and ip address.

root@osTicket:~# lsb_release -a && ip r

Should be add us country source list.

Open source.list file using any editor vi, vim or nano.

root@osTicket:~# nano /etc/apt/sources.list

Then insert below line into this file.

deb http://ftp.us.debian.org/debian/ buster main contrib non-free

Press Ctrl+x the press Y for Yes then press  Enter for save this file.

Step #02: Server update & upgrade and install php 8.0

root@osTicket:~# sudo apt update && apt upgrade -y
root@osTicket:~# sudo apt install -y lsb-release unzip apt-transport-https ca-certificates wget
root@osTicket:~# sudo wget -O /etc/apt/trusted.gpg.d/php.gpg https://packages.sury.org/php/apt.gpg
root@osTicket:~# echo "deb https://packages.sury.org/php/ $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/php.list
root@osTicket:~# sudo apt update
root@osTicket:~# sudo apt install php8.0 -y
root@osTicket:~# sudo apt install php8.0-fpm -y
root@osTicket:~# sudo apt install -y php8.0-{mysql,cli,common,snmp,ldap,curl,mbstring,zip} php8.0-apcu php8.0-gd php8.0-imap php8.0-xml php8.0-intl
root@osTicket:~# php -v
root@osTicket:~# php -m
root@osTicket:~# sudo systemctl restart apache2
root@osTicket:~# sudo systemctl restart php8.0-fpm

Now test php installation is working, So create info.php file located on web root directory.

root@osTicket:~# sudo nano /var/www/html/info.php

Insert below line into this file.

Then restart apache2 service using below command.

root@osTicket:~# sudo systemctl restart apache2

Now browse server ip address and created file.

http://10.66.10.5/info.php

Step #03: Download osTicket 1.17 version and extract into root directory.

root@osTicket:~# cd /var/www/html/
root@osTicket:/var/www/html/# wget https://github.com/osTicket/osTicket/archive/refs/tags/v1.17-rc2.zip
root@osTicket:/var/www/html/# unzip v1.17-rc2.zip
root@osTicket:/var/www/html/# rm -rf index.html info.php
root@osTicket:/var/www/html/# mv /var/www/html/osTicket-1.17-rc2/* /var/www/html/

Then restart apache2 service.

root@osTicket:/var/www/html/# systemctl restart apache2

Now setup permission for specific files and folder.

root@osTicket:/var/www/html/# chmod 755 -R /var/www/html/
root@osTicket:/var/www/html/# cp include/ost-sampleconfig.php include/ost-config.php
root@osTicket:/var/www/html/# chmod 0644 /var/www/html/include/ost-config.php

Step #04: Install database server and create database.

root@osTicket:/var/www/html/# apt install -y mariadb-server
root@osTicket:/var/www/html/# service mysql start
root@osTicket:/var/www/html/# mysql -u root -p

Then create database, database user and user password.

create database osticket_db;
create user osticket_user@localhost identified by 'Passw0rd@123';
grant all privileges on osticket_db.* to osticket_user@localhost identified by 'Passw0rd@123';
flush privileges;
exit;

Now going to server ip address for step web installation process.

http://10.66.10.5/

First check prerequisites as like below image.

If all is green icon then click Continue for next page.

This is error for writable. So needed permission change from config file.

Goto server terminal and execute below command.

root@osTicket:~# chmod 0666 /var/www/html/include/ost-config.php

Then click Continue for next page.

osTicket Basic Installation

System Settings

Helpdesk Name: Support

Default Email: support.admin@gmail.com

Admin User

First Name: Support

Last Name: Admin

Email Address: support.admin1@gmail.com

Username: support.admin

Password: *********

Retype Password: *********

Database Settings

MySQL Table Prefix: ost_

MySQL Hostname: localhost

MySQL Database: osticket_db

MySQL Username: osticket_user

MySQL Password: Passw0rd@123

Then click Install Now.

Congratulations! Installation done.

Now again going to terminal and run below command.

root@osTicket:~# rm -rf /var/www/html/setup/
root@osTicket:~# chmod 0644 /var/www/html/include/ost-config.php

If see any error so please see my YouTube channel for more details.