MailMan

The simple and secure account managing application for your mailserver.

Features

This web application can be used for mailservers running Postfix and Dovecot and a database with virtual mail users.

Modes

You can run MailMan in two different modes:

1. Everyone can sign up and create a new mail account - Admins can create blacklists for usernames
2. Only people with an invite token/link can create an account - Admins can choose how long the invitation is valid - Admins can preset a username if wanted, otherwise the invitee can feel free to choose one themself

User types

There are two types of users: the admin users and the mail users.

Admin features

• Create, edit and delete users (both admins and mail users)
• Create invite tokens/links
• Create mail aliases
• Create blacklists for usernames
• Create muptiple mail domains

User features

• Change own password
• TODO See account details
• TODO Configure aliases

Requirements

• Webserver (e.g. NGINX or Apache)
• PHP (version 7.2 or above)
• Database (e.g. MariaDB, MySQL or PostgreSQL)
• Postfix
• Dovecot

Installation

General

1. Clone this repository.
2. Set up a webserver with PHP7.2 or above and all the Laravel dependancies.
3. Configure the document root of the webserver to point to the public directory of this repository.
4. Install the Composer software and run composer update while being in the root directory of this repository.
5. Copy or rename the .env.example file to .env and edit the file to contain your correct database credentials, timezone and so on.
6. Run php artisan migrate:fresh to create the database structure.
7. Run php artisan db:seed to create a default admin user.

Postfix

1. Copy the .cf files from the postfix directory from this repository into your local postfix configuration directory (e.g. /etc/postfix/)
2. Add the following lines to the main.cf file of your local Postfix config directory (assuming you are using MySQL or MariaDB):

virtual_mailbox_domains = mysql:/etc/postfix/mailman-domains.cf
virtual_mailbox_maps = mysql:/etc/postfix/mailman-users.cf
virtual_alias_maps = mysql:/etc/postfix/mailman-aliases.cf

3. Edit each of those three files so that they conatin the correct database credentials.
4. Restart or reload the Postfix service: e.g. postfix reload

Dovecot

Go to your Dovecot config directory on your system (e.g. /etc/dovecot/) and add the following lines to the dovecot-sql.conf.ext file:

driver = mysql
connect = host=127.0.0.1 dbname=dbname user=dbusername password=dbpassword
default_pass_scheme = SHA512-CRYPT
password_query = SELECT * FROM (SELECT CONCAT(u.username, '@', d.name) as user, password FROM users u JOIN domains d ON (u.domain_id=d.id)) x WHERE user='%u';

Don't forget to replace the placeholders in the line starting with connect with your correct database credentials.

Default admin login credentials

Admin-login page: /admin

Username: admin

Password: admin

Make sure to change the administrator password IMMEDEATELY after installation!

License

This project is licensed under the GNU General Public License Version 3 - see the LICENSE file for details.