mirror of
https://github.com/docker-mailserver/docker-mailserver.git
synced 2024-01-19 02:48:50 +00:00
252 lines
9.7 KiB
Docker
252 lines
9.7 KiB
Docker
FROM debian:buster-slim
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ARG VCS_REF
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ARG VCS_VERSION
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LABEL maintainer="Thomas VIAL" \
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org.label-schema.name="docker-mailserver" \
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org.label-schema.description="A fullstack but simple mailserver (smtp, imap, antispam, antivirus, ssl...)" \
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org.label-schema.url="https://github.com/tomav/docker-mailserver" \
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org.label-schema.vcs-ref=$VCS_REF \
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org.label-schema.vcs-url="https://github.com/tomav/docker-mailserver" \
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org.label-schema.version=$VCS_VERSION \
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org.label-schema.schema-version="1.0"
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ARG DEBIAN_FRONTEND=noninteractive
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ENV VIRUSMAILS_DELETE_DELAY=7
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ENV ONE_DIR=0
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ENV ENABLE_POSTGREY=0
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ENV FETCHMAIL_POLL=300
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ENV POSTGREY_DELAY=300
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ENV POSTGREY_MAX_AGE=35
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ENV POSTGREY_AUTO_WHITELIST_CLIENTS=5
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ENV POSTGREY_TEXT="Delayed by postgrey"
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ENV SASLAUTHD_MECHANISMS=pam
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ENV SASLAUTHD_MECH_OPTIONS=""
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SHELL ["/bin/bash", "-o", "pipefail", "-c"]
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# Packages
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# hadolint ignore=DL3015,DL3005
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RUN \
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apt-get update -q --fix-missing && \
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apt-get -y upgrade && \
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apt-get -y install postfix && \
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apt-get -y install --no-install-recommends \
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altermime \
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amavisd-new \
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apt-transport-https \
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arj \
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binutils \
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bzip2 \
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ca-certificates \
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cabextract \
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clamav \
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clamav-daemon \
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cpio \
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curl \
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ed \
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fail2ban \
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fetchmail \
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file \
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gamin \
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gzip \
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gnupg \
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iproute2 \
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iptables \
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locales \
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logwatch \
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lhasa \
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libdate-manip-perl \
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liblz4-tool \
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libmail-spf-perl \
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libnet-dns-perl \
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libsasl2-modules \
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lrzip \
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lzop \
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netcat-openbsd \
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nomarch \
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opendkim \
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opendkim-tools \
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opendmarc \
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pax \
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pflogsumm \
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p7zip-full \
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postfix-ldap \
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postfix-pcre \
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postfix-policyd-spf-python \
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postsrsd \
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pyzor \
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razor \
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rpm2cpio \
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rsyslog \
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sasl2-bin \
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spamassassin \
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supervisor \
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postgrey \
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unrar-free \
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unzip \
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whois \
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xz-utils \
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# use Dovecot community repo to react faster on security updates
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#curl https://repo.dovecot.org/DOVECOT-REPO-GPG | gpg --import && \
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#gpg --export ED409DA1 > /etc/apt/trusted.gpg.d/dovecot.gpg && \
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#echo "deb https://repo.dovecot.org/ce-2.3-latest/debian/stretch stretch main" > /etc/apt/sources.list.d/dovecot-community.list && \
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#apt-get update -q --fix-missing && \
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#apt-get -y install --no-install-recommends \
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dovecot-core \
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dovecot-imapd \
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dovecot-ldap \
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dovecot-lmtpd \
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dovecot-managesieved \
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dovecot-pop3d \
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dovecot-sieve \
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dovecot-solr \
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&& \
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apt-get autoclean && \
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rm -rf /var/lib/apt/lists/* && \
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rm -rf /usr/share/locale/* && \
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rm -rf /usr/share/man/* && \
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rm -rf /usr/share/doc/* && \
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touch /var/log/auth.log && \
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update-locale && \
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rm -f /etc/cron.weekly/fstrim && \
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rm -f /etc/postsrsd.secret && \
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rm -f /etc/cron.daily/00logwatch
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RUN echo "0 */6 * * * clamav /usr/bin/freshclam --quiet" > /etc/cron.d/clamav-freshclam && \
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chmod 644 /etc/clamav/freshclam.conf && \
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freshclam && \
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sed -i 's/Foreground false/Foreground true/g' /etc/clamav/clamd.conf && \
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sed -i 's/AllowSupplementaryGroups false/AllowSupplementaryGroups true/g' /etc/clamav/clamd.conf && \
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mkdir /var/run/clamav && \
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chown -R clamav:root /var/run/clamav && \
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rm -rf /var/log/clamav/
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# Configures Dovecot
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COPY target/dovecot/auth-passwdfile.inc target/dovecot/??-*.conf /etc/dovecot/conf.d/
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WORKDIR /usr/share/dovecot
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# hadolint ignore=SC2016,SC2086
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RUN sed -i -e 's/include_try \/usr\/share\/dovecot\/protocols\.d/include_try \/etc\/dovecot\/protocols\.d/g' /etc/dovecot/dovecot.conf && \
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sed -i -e 's/#mail_plugins = \$mail_plugins/mail_plugins = \$mail_plugins sieve/g' /etc/dovecot/conf.d/15-lda.conf && \
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sed -i -e 's/^.*lda_mailbox_autocreate.*/lda_mailbox_autocreate = yes/g' /etc/dovecot/conf.d/15-lda.conf && \
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sed -i -e 's/^.*lda_mailbox_autosubscribe.*/lda_mailbox_autosubscribe = yes/g' /etc/dovecot/conf.d/15-lda.conf && \
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sed -i -e 's/^.*postmaster_address.*/postmaster_address = '${POSTMASTER_ADDRESS:="postmaster@domain.com"}'/g' /etc/dovecot/conf.d/15-lda.conf && \
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sed -i 's/#imap_idle_notify_interval = 2 mins/imap_idle_notify_interval = 29 mins/' /etc/dovecot/conf.d/20-imap.conf && \
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# Adapt mkcert for Dovecot community repo
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sed -i 's/CERTDIR=.*/CERTDIR=\/etc\/dovecot\/ssl/g' /usr/share/dovecot/mkcert.sh && \
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sed -i 's/KEYDIR=.*/KEYDIR=\/etc\/dovecot\/ssl/g' /usr/share/dovecot/mkcert.sh && \
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sed -i 's/KEYFILE=.*/KEYFILE=\$KEYDIR\/dovecot.key/g' /usr/share/dovecot/mkcert.sh && \
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# create directory for certificates created by mkcert
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mkdir /etc/dovecot/ssl && \
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chmod 755 /etc/dovecot/ssl && \
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./mkcert.sh && \
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mkdir -p /usr/lib/dovecot/sieve-pipe /usr/lib/dovecot/sieve-filter /usr/lib/dovecot/sieve-global && \
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chmod 755 -R /usr/lib/dovecot/sieve-pipe /usr/lib/dovecot/sieve-filter /usr/lib/dovecot/sieve-global
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# Configures LDAP
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COPY target/dovecot/dovecot-ldap.conf.ext /etc/dovecot
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COPY target/postfix/ldap-users.cf target/postfix/ldap-groups.cf target/postfix/ldap-aliases.cf target/postfix/ldap-domains.cf /etc/postfix/
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# Enables Spamassassin CRON updates and update hook for supervisor
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# hadolint ignore=SC2016
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RUN sed -i -r 's/^(CRON)=0/\1=1/g' /etc/default/spamassassin && \
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sed -i -r 's/^\$INIT restart/supervisorctl restart amavis/g' /etc/spamassassin/sa-update-hooks.d/amavisd-new
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# Enables Postgrey
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COPY target/postgrey/postgrey /etc/default/postgrey
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COPY target/postgrey/postgrey.init /etc/init.d/postgrey
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RUN chmod 755 /etc/init.d/postgrey && \
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mkdir /var/run/postgrey && \
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chown postgrey:postgrey /var/run/postgrey
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# Copy PostSRSd Config
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COPY target/postsrsd/postsrsd /etc/default/postsrsd
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# Enables Amavis
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COPY target/amavis/conf.d/* /etc/amavis/conf.d/
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RUN sed -i -r 's/#(@| \\%)bypass/\1bypass/g' /etc/amavis/conf.d/15-content_filter_mode && \
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adduser clamav amavis && \
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adduser amavis clamav && \
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# no syslog user in debian compared to ubuntu
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adduser --system syslog && \
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useradd -u 5000 -d /home/docker -s /bin/bash -p "$(echo docker | openssl passwd -1 -stdin)" docker && \
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echo "0 4 * * * /usr/local/bin/virus-wiper" | crontab -
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# Configure Fail2ban
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COPY target/fail2ban/jail.conf /etc/fail2ban/jail.conf
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COPY target/fail2ban/filter.d/postfix-sasl.conf /etc/fail2ban/filter.d/postfix-sasl.conf
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RUN mkdir /var/run/fail2ban
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# Enables Pyzor and Razor
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RUN su - amavis -c "razor-admin -create && \
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razor-admin -register"
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# Configure DKIM (opendkim)
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# DKIM config files
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COPY target/opendkim/opendkim.conf /etc/opendkim.conf
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COPY target/opendkim/default-opendkim /etc/default/opendkim
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# Configure DMARC (opendmarc)
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COPY target/opendmarc/opendmarc.conf /etc/opendmarc.conf
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COPY target/opendmarc/default-opendmarc /etc/default/opendmarc
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COPY target/opendmarc/ignore.hosts /etc/opendmarc/ignore.hosts
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# Configure fetchmail
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COPY target/fetchmail/fetchmailrc /etc/fetchmailrc_general
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RUN sed -i 's/START_DAEMON=no/START_DAEMON=yes/g' /etc/default/fetchmail
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RUN mkdir /var/run/fetchmail && chown fetchmail /var/run/fetchmail
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# Configures Postfix
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COPY target/postfix/main.cf target/postfix/master.cf /etc/postfix/
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COPY target/postfix/header_checks.pcre target/postfix/sender_header_filter.pcre target/postfix/sender_login_maps.pcre /etc/postfix/maps/
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RUN echo "" > /etc/aliases
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# Configuring Logs
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RUN sed -i -r "/^#?compress/c\compress\ncopytruncate" /etc/logrotate.conf && \
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mkdir -p /var/log/mail && \
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chown syslog:root /var/log/mail && \
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touch /var/log/mail/clamav.log && \
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chown -R clamav:root /var/log/mail/clamav.log && \
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touch /var/log/mail/freshclam.log && \
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chown -R clamav:root /var/log/mail/freshclam.log && \
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sed -i -r 's|/var/log/mail|/var/log/mail/mail|g' /etc/rsyslog.conf && \
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sed -i -r 's|;auth,authpriv.none|;mail.none;mail.error;auth,authpriv.none|g' /etc/rsyslog.conf && \
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sed -i -r 's|LogFile /var/log/clamav/|LogFile /var/log/mail/|g' /etc/clamav/clamd.conf && \
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sed -i -r 's|UpdateLogFile /var/log/clamav/|UpdateLogFile /var/log/mail/|g' /etc/clamav/freshclam.conf && \
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sed -i -r 's|/var/log/clamav|/var/log/mail|g' /etc/logrotate.d/clamav-daemon && \
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sed -i -r 's|invoke-rc.d.*|/usr/bin/supervisorctl signal hup clamav >/dev/null \|\| true|g' /etc/logrotate.d/clamav-daemon && \
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sed -i -r 's|/var/log/clamav|/var/log/mail|g' /etc/logrotate.d/clamav-freshclam && \
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sed -i -r 's|invoke-rc.d|#invoke-rc.d|g' /etc/logrotate.d/clamav-freshclam && \
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sed -i -r 's|/var/log/mail|/var/log/mail/mail|g' /etc/logrotate.d/rsyslog && \
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sed -i -r '/\/var\/log\/mail\/mail.log/d' /etc/logrotate.d/rsyslog && \
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# prevent syslog logrotate warnings \
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sed -i -e 's/\(printerror "could not determine current runlevel"\)/#\1/' /usr/sbin/invoke-rc.d && \
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sed -i -e 's/^\(POLICYHELPER=\).*/\1/' /usr/sbin/invoke-rc.d && \
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# prevent email when /sbin/init or init system is not existing \
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sed -i -e 's/invoke-rc.d rsyslog rotate > \/dev\/null/invoke-rc.d rsyslog --quiet rotate > \/dev\/null/g' /etc/logrotate.d/rsyslog
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# Get LetsEncrypt signed certificate
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RUN curl -s https://letsencrypt.org/certs/lets-encrypt-x3-cross-signed.pem > /etc/ssl/certs/lets-encrypt-x3-cross-signed.pem
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COPY ./target/bin /usr/local/bin
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# Start-mailserver script
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COPY ./target/helper_functions.sh ./target/check-for-changes.sh ./target/start-mailserver.sh ./target/fail2ban-wrapper.sh ./target/postfix-wrapper.sh ./target/postsrsd-wrapper.sh ./target/docker-configomat/configomat.sh /usr/local/bin/
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RUN chmod +x /usr/local/bin/*
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# Configure supervisor
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COPY target/supervisor/supervisord.conf /etc/supervisor/supervisord.conf
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COPY target/supervisor/conf.d/* /etc/supervisor/conf.d/
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WORKDIR /
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# Switch iptables and ip6tables to legacy for fail2ban
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RUN update-alternatives --set iptables /usr/sbin/iptables-legacy \
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&& update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
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EXPOSE 25 587 143 465 993 110 995 4190
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CMD ["supervisord", "-c", "/etc/supervisor/supervisord.conf"]
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