docker-mailserver

A fullstack but simple mail server (smtp, imap, antispam, antivirus...)

Includes:

postfix with smtp auth
courier-imap with ssl support
amavis
spamassasin
clamav

Additional informations:

only config files, no *sql database required
mails are stored in /var/mail/${domain}/${username}
email login are full email address (username1@my-domain.com)
ssl is strongly recommended
do not add whitespace in $docker_mail_users or $docker_mail_aliases

installation

docker pull tvial/docker-mailserver

build

docker build -t tvial/docker-mailserver .

docker-compose template

mail:
  image: tvial/docker-mailserver
  hostname: mail
  domainname: my-domain.com
  ports:
  - "25:25"
  - "143:143"
  - "587:587"
  - "993:993"
  environment:
    docker_mail_domain: "my-domain.com"
    # format is user@domain.tld|clear_password
    docker_mail_users:
      - "username1@my-domain.com|username1password"
      - "username2@my-domain.com|username2password"
    # format is user@domain.tld|list,of,aliases,comma,separated
    docker_mail_aliases:
      - "username1@my-domain.com|alias1,alias2,alias3"
      - "username2@my-domain.com|alias4"

todo

Things to do or to improve are stored on Github, some open by myself. Feel free to improve this docker image.

wanna help?

Fork, improve and PR. ;-)

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