postfix

repleo.postfix - Ansible role for installing postfix SMTP with SSL and Spam filter support

Ansible role which manage postfix. It allows you to create a full SMTP server with TLS/SSL and STARTSSL support. Spamassassin is also installed for filtering SPAM. It comes with a bayesian db with 10 year Spam experience.

Requirements

Only tested on ubuntu and debian for now.

Variables

postfix_enabled: yes # The role is enabled

postfix_smtpd_use_tls: yes
postfix_myhostname: "{{inventory_hostname}}"
postfix_myorigin: $myhostname
postfix_smtp_sasl_auth_enable:
postfix_smtp_tls_cafile: "/etc/ssl/certs/Thawte_Premium_Server_CA.pem"
postfix_smtp_use_tls: yes

postfix_mailbox_size: 0
postfix_message_size: 50240000

# postfix_smtpd_auth_sasl_enable

postfix_relayhost:
postfix_mynetworks: "127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128"
postfix_inet_interfaces: loopback-only
postfix_mydestination: $mydomain, $myhostname, localhost.$mydomain, localhost
postfix_local_recipient_map: ""
postfix_relay_domains:

postfix_generic_maps: ""

# Mail delivery options
postfix_use_maildrop: no
postfix_use_procmail: no

# Install postfix_spf and setup postfix to use SPF
postfix_spf: no

# Install opendkim and setup postfix to use DKIM
postfix_dkim: no
postfix_dkim_domains:
postfix_dkim_key_bits: 2048

# Install opendmarc and setup postfix to use DMARC
postfix_dmarc: no
postfix_dmarc_host:
postfix_dmarc_domains:

# Relay all mail going to local users (e.g. root or cron) to another mail address
postfix_local_user_relay_address: ""

# Useful if you use a SMTP server for relay that doesn't allow
# arbitrary sender addresses.
postfix_rewrite_sender_address: ""

# Send a test mail to this address when Postfix configuration changes
postfix_send_test_mail_to: ""

postfix_smtp_sasl_user: "{{ansible_ssh_user}}"
postfix_smtp_sasl_password: ""

# Queue
bounce_queue_lifetime: 1h
maximal_queue_lifetime: 1h
maximal_backoff_time: 15m
minimal_backoff_time: 5m
queue_run_delay: 5m

postfix_tls_generate: False
postfix_ssl_subject: ""
postfix_tls_cert_file: "/etc/ssl/certs/ssl-cert-snakeoil.pem"
postfix_tls_key_file: "/etc/ssl/private/ssl-cert-snakeoil.key"

Usage

Add repleo.postfix to your roles and set vars in your playbook file.

Example:


- hosts: all

  roles:
    - repleo.postfix

  vars:
    # Example configuration for gmail
    postfix_relayhost: "[smtp.gmail.com]:587"
    postfix_smtp_sasl_user: [email protected]
    postfix_smtp_sasl_password: mypassword

 - { role: repleo.postfix,
     postfix_mydestination: "repleo.nl, $mydomain, $myhostname, localhost.$mydomain, localhost",
     postfix_mynetworks: "127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128",
     postfix_inet_interfaces: all,
     postfix_use_maildrop: yes,
     postfix_smtpd_use_tls: yes,
     postfix_tls_key_file: /etc/postfix/tls/smtp.repleo.nl.key,
     postfix_tls_cert_file: /etc/postfix/tls/smtp.repleo.nl_chain.pem,
     postfix_smtpd_auth_sasl_enable: yes,
     postfix_send_test_mail_to: [email protected]
   }