takeyamajp/docker-mail-server

Email server (Postfix, Dovecot, OpenDkim, OpenDmarc)

mail-server

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Supported tags and respective Dockerfile links

• latest, rocky8 (Rocky Linux) alma8 (AlmaLinux)
• centos8 (We have finished support for CentOS 8.)
• centos7

Image summary

FROM rockylinux:8  
MAINTAINER "Hiroki Takeyama"

ENV TIMEZONE Asia/Tokyo

ENV HOSTNAME mail.example.com  
ENV DOMAIN_NAME example.com

ENV MAILBOX_SIZE_LIMIT 0  
ENV MESSAGE_SIZE_LIMIT 10240000

ENV AUTH_USER user1,user2  
ENV AUTH_PASSWORD password1,password2

ENV DISABLE_SMTP_AUTH_ON_PORT_25 true  
ENV BOUNCE_MESSAGE true  
ENV NOTICE_RECIPIENT user1

ENV ANVIL_RATE_TIME_UNIT 60s  
ENV SMTPD_CLIENT_CONNECTION_RATE_LIMIT 0

ENV ENABLE_DKIM true  
ENV DKIM_KEY_LENGTH 1024  
ENV DKIM_SELECTOR default

ENV ENABLE_DMARC true  

# MailBox  
VOLUME /mailbox
# SSL Certificates  
VOLUME /ssl_certs
# DKIM Keys  
VOLUME /dkim_keys

# SMTP  
EXPOSE 25  
# Submission  
EXPOSE 587  
# SMTPS  
EXPOSE 465

# POP3  
EXPOSE 110  
# IMAP  
EXPOSE 143

# POP3S  
EXPOSE 995  
# IMAPS  
EXPOSE 993