Let’s Encrypt is a service offering free SSL certificates through an automated API. The most popular Let’s Encrypt client is EFF’s Certbot. Certbot offers a variety of ways to validate your…
## О LAMPСтек LAMP—это группа программного обеспечения с открытым исходным кодом, которая управляет веб-серверами. Акроним расшифровывается как Linux, Apache, MySQL и PHP. Поскольку сервер уже запустил CentOS, о Linux можно не беспокоиться. Вот как установить все остальное.##…
SSL is a web protocol used to encrypt a site’s information and create a more secure connection. The certificate system also assists users in verifying the identity of the sites that they are connecting with. In this guide, we will show you how to set up a self-signed SSL certificate for use with an Apache web server on a CentOS 7 VPS.
WebP is an open image format developed by Google in 2010 based on the VP8 video format that supports both lossy and lossless image compression. In this tutorial, you will use the command-line tool `cwebp` to convert images to WebP format, creating scripts that will watch and convert images in a specific directory. Finally, you’ll explore two ways to serve WebP images to your visitors.
ClickHouse is an open-source, column-oriented analytics database created by Yandex for OLAP and big data use cases. In this tutorial, you’ll install the ClickHouse database server and client on your machine. You’ll use the DBMS for typical tasks and optionally enable remote access from another server so that you’ll be able to connect to the database from another machine.
This tutorial covers setting up an NFS mount on CentOS. NFS mounts work to share a directory between several virtual servers. This has the advantage of saving disk space, as the home directory is only kept on one virtual private server, and others can connect to it over the network. When setting up mounts, NFS is most effective for permanent fixtures that should always be accessible.
In this tutorial, we will cover how to install Graylog v1.3.x (sometimes referred to as Graylog2) on CentOS 7, and configure it to gather the syslogs of your systems in a centralized location. Graylog is a powerful log management and analysis tool that has many use cases, from monitoring SSH logins and unusual activity to debugging applications. It is based on Elasticsearch, Java, and MongoDB.
MongoDB is a document-oriented database that is free and open-source. It is classified as a NoSQL database because it does not rely on a traditional table-based relational database structure. Instead, it uses JSON-like documents with dynamic schemas.
In this tutorial, we will cover the installation of Nagios 4, a very popular open source monitoring system, on CentOS 7 and RHEL 7. We will cover some basic configuration, so you will be able to monitor host resources via the web interface.
L’auteur a choisi le Free and Open Source Fund comme récipiendaire d’une donation dans le cadre du programme Write for Donations. Avec la migration des outils de développement vers le cloud, la…
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