david/postfix-relay
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Filename Latest commit message Latest commit date
David Sieger cb3e09f906 Merge branch 'release/1.1.0'
2018-07-08 19:23:37 +02:00
files Added myhostname to configurables 2018-07-08 19:22:39 +02:00
.gitlab-ci.yml Fixed CI 2018-07-08 17:28:31 +02:00
CHANGELOG Extended changelog 2018-07-08 19:23:33 +02:00
Dockerfile Reduced layer count 2018-07-08 17:13:49 +02:00
LICENSE First working setup 2018-07-08 16:56:41 +02:00
README.md Added myhostname to configurables 2018-07-08 19:22:39 +02:00

README.md

postfix-relay is a Postfix mail server configured to work as a relay server.

Features

  • Authentication for relay access - obviously
  • TLS encryption for both server and client part of the system

Configuration

postfix-relay is configured by setting environment variables

Variable Default Description
POSTFIX_SMTP_USER none Username used for relay access. Must be set.
POSTFIX_SMTP_PASSWORD none Password used for relay access. Must be set.
POSTFIX_MYHOSTNAME none FQDN this server uses to greet other servers. Should be set to mitigate anti-spam policies.
POSTFIX_MYORIGIN none Domain this server will relay mail from. Must be set.
POSTFIX_USE_TLS yes Used to enable TLS. This also forces authentications to use TLS, if it is enabled.
CERT_PATH none Path to your TLS certificate. Just the final certificate. No intermediary or CA certificates. Must be set, if POSTFIX_USE_TLS is "yes".
KEY_PATH none Path to the key for your TLS certificate. Must be set, if POSTFIX_USE_TLS is "yes".