In this tutorial, I will show you a script to install Docker and Docker Compose on Ubuntu 22.04. Today more and more applications are available in containers with Docker, I regularly have to install a new machine on Ubuntu and have to install Docker and Docker Compose. Personally, I prefer to install Docker from the …
In this tutorial, I will explain how to set up Zabbix with Docker to monitor your server and network infrastructure. For those who follow me regularly, I have long been a fan of PRTG for its “simplicity” but which has certain limits compared to Zabbix. I will come back to it in an article explaining …
In this tutorial, I will explain to you how to secure the network part of your web servers with Crowdsec. The tutorial is made on Ubuntu 20.04 Crowdsec overview Crowdsec is an open source tool that allows you to “secure” or rather add a layer of security to your Linux servers (soon Windows too) by …
In this tutorial dedicated to Nginx, I will explain how to configure it in order to have a reverse proxy. Before getting to the heart of the matter, I will quickly introduce you to Nginx and what a reverse proxy. For this tutorial, I used an Ubuntu 20.04 machine. Introducing Nginx Nginx is a web …
In this tutorial, I will explain how to install Nginx version 1.27.X on Ubuntu 24.04 (this also works for Ubuntu version 22.04). At the time of writing this tutorial, the version of Nginx available on Ubuntu repositories is 1.24.X. On the Nginx.org website, the Mainline version of Nginx is 1.27X and the Stable version is …
In this tutorial, I will explain how to install Docker and Docker Compose from the official Docker sources. Au moment de la rédaction de ce tutoriel, Ubuntu 24.04 vient tout juste de sortir et Docker est déjà disponible sur les dépôt On the Docker documentation, you have to pass several command lines to first install …
In this tutorial, I will explain how to deploy Guacamole in a container using Docker and docker-compose. In my first Guacamole tutorial available here, I explained how to install Guacamole directly on Ubuntu. As you will see, deploying Guacamole in a container is very simple and fast. Maintaining the application is also easier, especially for …
Presentation In this tutorial, I will explain how to link GLPI 10 with an Active Directory to allow users to log in with their domain account. This link will allow you to synchronize users in GLPI, if you use an email collector, this allows you to provision user accounts and allows the import of emails …
In this article, I will explain how to fix the could not build optimal proxy_headers_hash error on Nginx when doing a configuration test with nginx -t. This warning is displayed when publishing several dozen virtualhosts on Nginx in reverse proxy. To solve this problem, you need to increase the value of the following parameters: Open …
In this tutorial, I will explain to you how to delete the header server on Nginx but not only… As you can see in the screenshot below, in the response, we can see the server: Microsoft-IIS/8.5 and the version of PHP and ASP with the X-Powered-By headers. To remove the server header, we will use …
In this tutorial, I will explain how to download GLPI from the command line with wget, unzip it and move it to the virtualhost folder. If you have a Web server under Linux with Nginx, this tutorial will allow you to install GLPI without needing to use a WinSCP type client or FTP server. 1. …
In this tutorial, I will explain how to enable and configure email notifications. To send messages, we will configure an SMTP server. To work, notifications need automatic actions to be correctly configured. Enable and configure email notifications in GLPI In the menu, expand Configuration 1 and click on Notifications 2. By default, notifications are not …
Présentation The collector in GLPI allows you to retrieve emails from a mailbox and then create a ticket. If in your organization you have a mailbox dedicated to IT incidents, the collector will allow you to collect emails from this mailbox and create a ticket automatically. When message (email) notifications are enabled, if users respond …
In this tutorial, I will explain how to compile an external module for Nginx in order to add additional functionality to the web server. To illustrate this tutorial, I will take as an example the module http-headers-more-filter which allows you to modify the headers (hearders) sent by HTTP requests. Before you begin, make sure you …