Running Docker Mail Server - A Full Stack Email Solution - In Docker
#Docker #EmailServer #Linux #Email
Full steps can be found at https://i12bretro.github.io/tutorials...
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What is Docker Mailserver?
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[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/...
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Installing Docker
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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 - $USER
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Running Docker Mailserver Container
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01. Continue with the following commands in a terminal window
create main working directories
mkdir ~/docker/mailserver/{data,state,logs,config} -p
set owner of working directories
sudo chown "$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
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Setting Up An E-Mail Client
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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...
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