Running Docker Mail Server A Full Stack Email Solution In Docker

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#Docker #EmailServer #Linux #Email • Full steps can be found at https://i12bretro.github.io/tutorials... • -------------------------------------------------------------------- • What is Docker Mailserver? • -------------------------------------------------------------------- • [Docker Mailserver is a] production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.). Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade. - https://github.com/docker-mailserver/... • • -------------------------------------------------------------------- • Installing Docker • -------------------------------------------------------------------- • 01. Log into the Linux host and run the following commands in a terminal window • update software repositories • sudo apt update • install prerequisites • sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y • add docker gpg key • curl -fsSL https://download.docker.com/linux/$(awk -F'=' '/^ID=/{ print $NF }' /etc/os-release)/gpg | sudo apt-key add - • add docker software repository • sudo add-apt-repository deb [arch=$(dpkg --print-architecture)] https://download.docker.com/linux/$(awk -F'=' '/^ID=/{ print $NF }' /etc/os-release) $(lsb_release -cs) stable • install docker • sudo apt install docker-ce docker-compose containerd.io -y • enable and start docker service • sudo systemctl enable docker sudo systemctl start docker • add the current user to the docker group • sudo usermod -aG docker $USER • reauthenticate for the new group membership to take effect • su - $USER • • -------------------------------------------------------------------- • Running Docker Mailserver Container • -------------------------------------------------------------------- • 01. Continue with the following commands in a terminal window • create main working directories • mkdir ~/docker/mailserver/{data,state,logs,config} -p • set owner of working directories • sudo chown $USER : $USER ~/docker -R • run the mailserver container • docker run -d --name=mailserver --hostname= $HOSTNAME --domainname= docker.local -p 25:25 -p 143:143 -p 587:587 -p 993:993 -e ENABLE_SPAMASSASSIN=1 -e SPAMASSASSIN_SPAM_TO_INBOX=1 -e ENABLE_CLAMAV=1 -e ENABLE_POSTGREY=1 -e ENABLE_FAIL2BAN=0 -e ENABLE_SASLAUTHD=0 -e ONE_DIR=1 -e TZ=America/New_York -v ~/docker/mailserver/data/:/var/mail/ -v ~/docker/mailserver/state/:/var/mail-state/ -v ~/docker/mailserver/logs/:/var/log/mail/ -v ~/docker/mailserver/config/:/tmp/docker-mailserver/ --restart=unless-stopped mailserver/docker-mailserver • create a user/inbox • docker run --rm -e [email protected] -e MAIL_PASS=supersecret -it mailserver/docker-mailserver /bin/sh -c 'echo $MAIL_USER|$(doveadm pw -s SHA512-CRYPT -u $MAIL_USER -p $MAIL_PASS) ' ≫≫ ~/docker/mailserver/config/postfix-accounts.cf • • -------------------------------------------------------------------- • Setting Up An E-Mail Client • -------------------------------------------------------------------- • 01. Download Mozilla Thunderbird Portable https://portableapps.com/apps/interne... • 02. Run the downloaded paf.exe file and extract it to any location • 03. Check the Run box and click Finish • 04. Fill out Your name, Email address and Password for the account created earlier • 05. Click Manual config • 06. For Incoming, enter the DNS name or IP address of the docker host • 07. For Outgoing, enter the DNS name or IP address of the docker host • 08. Click the Re-test button, Thunderbird should set some additional values • 09. Click Done • 10. Select I understand the risks ≫ Done • 11. From within Thunderbird, compose a new email address and send it to the inbox created earlier to test internal emails are working • • Documentation: https://docker-mailserver.github.io/d... • • • Connect with me and others ### • ★ Discord: / discord • ★ Reddit: / i12bretro • ★ Twitter: / i12bretro

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