ansible-base/roles/postfix/README.md

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# Ansible Role: Postfix
Installs postfix on RedHat/CentOS, Gentoo or Debian/Ubuntu.
## Requirements
If you're using this as an SMTP relay server, you will need to do that on your own, and open TCP port 25 in your server firewall.
## Role Variables
Available variables are listed below, along with default values (see `defaults/main.yml`):
postfix_config_file: /etc/postfix/main.cf
aliases_config_file: /etc/aliases
The path to the Postfix `main.cf` and aliases configuration file.
postfix_service_state: started
postfix_service_enabled: yes
The state in which the Postfix service should be after this role runs, and whether to enable the service on startup.
postfix_inet_interfaces: localhost
postfix_inet_protocols: all
Options for values `inet_interfaces` and `inet_protocols` in the `main.cf` file.
alias_email: "{{ system_admin_email }}"
The email address of admin user (to receive system notification).
## Dependencies
None.
## Example Playbook
- hosts: all
roles:
- postfix
## License
MIT / BSD
## Author Information
This role was created in 2014 by [Jeff Geerling](https://www.jeffgeerling.com/), author of [Ansible for DevOps](https://www.ansiblefordevops.com/).