Icinga is an open-source monitoring system used to monitor the health of networked hosts and services. In this tutorial we will use Icinga to set up two different kinds of monitoring configurations, remote service checks and the Icinga agent-based “Top Down Command Endpoint” mode.
On Ubuntu, by default, the Nginx web server stores its documents in `/var/www/html`, which is typically located on the root filesystem with the rest of the operating system. Sometimes, though, it’s helpful to move the document root to another location, such as a separate mounted filesystem.
fail2ban provides a way to automatically protect virtual servers from malicious behavior. This tutorial shows you how to install Fail2Ban, copy the Configuration File, configure the fail2ban defaults, and find out how to configure the ssh defaults. This tutorial describes the required steps to set up fail2ban on Ubuntu.
Der Autor wählte den Free and Open Source Fund, um eine Spende im Rahmen des Programms Write for DOnations zu erhalten. Trotz der wachsenden Beliebtheit von Cloud-Diensten besteht nach wie vor…
Parse is a Mobile Backend as a Service platform. In January of 2016, Parse announced that its hosted services would shut down within a year. In order to help its users transition away from the service, Parse has released an open source version of its backend, called Parse Server. This guide supplements the official documentation with instructions for installing the Parse Server module on an Ubuntu 14.04 system, such as a cloud servers.
Uma versão anterior deste tutorial foi escrita por Melissa Anderson. O MongoDB, também conhecido como Mongo, é um banco de dados de documentos de código aberto usado em muitas…
OpenVPN is a great tool to ensure traffic is not eavesdropped. You can use this to ensure a secure connection from your laptop to your the cloud provider VPS (droplet) as well as between cloud servers. This article is to help get you started on your way to setting up a Virtual Private Network.
A través de esta guía, creará una aplicación de Python utilizando el microframework de Flask en Ubuntu 20.04. En la mayor parte de este artículo se abordarán la configuración del servidor de la aplicación Gunicorn y la forma de iniciar la aplicación y…
As your infrastructure requirements expand, managing each server by hand becomes an increasingly difficult task. This difficulty is compounded by the requirement for reproducibility, which becomes necessary if a node fails or if horizontal scaling is needed. In this guide, we will set up a centralized Chef server which will store and serve configuration instructions and node profiling information.
Typically, a user pushes their Puppet modules to a version control server, then pulls those modules down to a Puppet master. Puppet clients periodically connect to the Puppet master to pull and apply any changes.
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