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Archives for : April2019

Servidor de Email –; Part 4 ; Postfix 3

Part 1 ; Configure main.cf file

This is the fourth part of the process of creating the Mail server in a CentOS 8 and the first part of the Postfix configuration. If you came here by accident, better read one of the publications below first:

Part 1 ; Instalação dos Pacotes

Part 2 ; Configuração do MariaDB

Part 3 ; Configuração do Dovecot

Postfix is the most important part of our mail server. He will be responsible for talking with other MTAs for you to receive and send e-mail messages and so that it can be reached it is necessary that he be identifiable by the name of the server or your hostname.



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Servidor de Email –; Part 3 ; Dovecot

This is the third part of the process of creating the mail server on a CentOS 8. If you came here by accident, You should read first the previous publications

Part 1 ; Instalação dos Pacotes

Part 2 ; Configurar MariaDB

Dovecot is an MDA (Mail Delivery Agent) means is an agent that transport messages from Postfix to virtual message boxes. In this section we will configure the Dovecot installation to force users to use SSL when they connect, in this way never sending passwords in plain text mode.

I always like to keep the original files of any definition for if I end up getting lost while changing settings. I can say that this step is not needed if you are doing this tutorial entirely, However, If you already have a previous configuration and is just improving it I strongly suggest you make copies of your files.

In our case, the configuration files will be in /etc/dovecot/conf.d/. We can then make copies with the command:



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Servidor de Email –; Part 2 ; MariaDB

This is the second part of the process of creating the mail server on a CentOS 8. If you came here by accident, You should read first the previous publication on the Instalação dos Pacotes

Why use MariaDB/MySQL?

First of all I must clarify that I prefer to use PostgreSQL instead of MariaDB/MySQL for many reasons, However, There is one that weighs against the use of PostgreSQL in a unified server with WordPress and E-mail services is the simple fact that WP does not have native support for PostgreSQL. You can have more information on this topic on the official WordPress documentation This link. How am I basing on personal experience to write this document and also for small services, I'm using the most common and most accessible. If the use of PostgreSQL is of your interest, You can consult this document later where I'll show you how to migrate from MariaDB for PostgreSQL.

Configuring MariaDB/MySQL

Assuming that you are following the steps of this manual, You'll be with an installation of MariaDB still not configured. If you already have a functional installation, You can skip to the next step.



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Datatables + HTML 5 Export Buttons + Laravel-Mix (Webpack)

In the last days, I have experienced a problem trying to use Datatables and Bootstrap 4 with support for exporting results to Excel and PDF using Laravel-Mix. After hours and hours trying to put all scripts to work together, I finally win. So, I decide to write this little how to for those with same kind of troubles.



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