First commit

Dockerfile

@@ -0,0 +1,56 @@
+FROM alpine:3.4
+MAINTAINER Pierre GINDRAUD <pgindraud@gmail.com>
+
+ENV RELAY_POSTMASTER postmaster@domain.com
+ENV RELAY_MYDOMAIN domain.com
+ENV RELAY_MYNETWORKS 127.0.0.0/8
+ENV RELAY_HOST [127.0.0.1]:25
+
+
+# Install dependencies
+RUN echo "http://dl-cdn.alpinelinux.org/alpine/edge/main/" >> /etc/apk/repositories && \
+    echo "http://dl-cdn.alpinelinux.org/alpine/edge/community/" >> /etc/apk/repositories && \
+    apk --no-cache add \
+    cyrus-sasl cyrus-sasl-digestmd5 cyrus-sasl-crammd5 \
+    postfix \
+    supervisor \
+    rsyslog && \
+
+# Configuration of main.cf
+    postconf -e 'notify_classes = bounce, 2bounce, data, delay, policy, protocol, resource, software' && \
+    postconf -e 'bounce_notice_recipient = $2bounce_notice_recipient' && \
+    postconf -e 'delay_notice_recipient = $2bounce_notice_recipient' && \
+    postconf -e 'error_notice_recipient = $2bounce_notice_recipient' && \
+    postconf -e 'inet_interfaces = all' && \
+    postconf -e 'inet_protocols = all' && \
+    postconf -e 'myorigin = $mydomain' && \
+    postconf -e 'relay_domains = $mydomain' && \
+
+    postconf -e 'smtpd_sasl_auth_enable = yes' && \
+    postconf -e 'smtpd_sasl_type = cyrus' && \
+    postconf -e 'smtpd_sasl_local_domain = $mydomain' && \
+    postconf -e 'smtpd_sasl_security_options = noanonymous' && \
+
+    #postconf -e smtpd_banner="\$myhostname ESMTP" && \
+    #postconf -e relayhost=[smtp.gmail.com]:587 && \ 
+    #postconf -e smtp_sasl_auth_enable=yes && \
+    #postconf -e smtp_sasl_password_maps=hash:/etc/postfix/sasl_passwd && \
+    #postconf -e smtp_sasl_security_options=noanonymous && \
+    #postconf -e smtp_tls_CAfile=/etc/postfix/cacert.pem && \
+    #postconf -e smtp_use_tls=yes && \
+
+# Configuration of sasl2
+    echo 'pwcheck_method: auxprop' && \
+    echo 'auxprop_plugin: sasldb' && \
+    echo 'mech_list: PLAIN LOGIN CRAM-MD5 DIGEST-MD5'
+
+COPY rsyslog.conf /etc/rsyslog.conf
+COPY start.sh /start.sh
+COPY supervisord.conf /etc/supervisord.conf
+
+RUN echo '' > /etc/postfix/aliases && \
+    chmod +x /start.sh
+
+EXPOSE 25
+
+CMD ["/start.sh"]

README.md

@@ -0,0 +1,30 @@
+# Docker SMTP Relay
+
+Coming soon
+
+
+## Docker Informations
+
+| Port              | Usage           |
+| ----------------- | --------------- |
+| 25                | SMTP            |
+
+
+| Volume        | Usage                                  |
+| ------------- | ---------------                        |
+
+| Environnement    | Usage                                                    |
+| -------------    | -------------------------------------------------------- |
+
+## Installation
+
+```
+git clone
+docker build -t docker-smtp-relay .
+```
+
+## Usage
+
+```
+docker run -p 25:25 docker-smtp-relay
+```

rsyslog.conf

@@ -0,0 +1,30 @@
+# rsyslog v5: load input modules
+# If you do not load inputs, nothing happens!
+# You may need to set the module load path if modules are not found.
+
+$ModLoad immark.so # provides --MARK-- message capability
+$ModLoad imuxsock.so # provides support for local system logging (e.g. via logger command)
+
+# default permissions for all log files.
+$FileOwner root
+$FileGroup adm
+$FileCreateMode 0640
+$DirCreateMode 0755
+$Umask 0022
+
+# Include configuration files from directory
+$IncludeConfig /etc/rsyslog.d/*
+
+# Check config syntax on startup and abort if unclean (default off)
+#$AbortOnUncleanConfig on
+
+# Reduce repeating messages (default off)
+#$RepeatedMsgReduction on
+
+# Log all kernel messages to the console.
+# Logging much else clutters up the screen.
+#kern.*                                                 /dev/console
+
+# Log anything (except mail) of level info or higher.
+# Don't log private authentication messages!
+*.info;mail.*;authpriv.none;cron.none                /proc/self/fd/2                                                  

start.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+set -e
+
+postconf -e "2bounce_notice_recipient = $RELAY_POSTMASTER"
+postconf -e "mydomain = $RELAY_MYDOMAIN"
+postconf -e "mynetworks = $RELAY_MYNETWORKS"
+postconf -e "relayhost = $RELAY_HOST"
+
+if [ -f /etc/postfix/sender_canonical ]; then
+  postconf -e "sender_canonical_maps = hash:/etc/postfix/sender_canonical"
+  postmap /etc/postfix/sender_canonical
+fi
+
+aliases=$(postconf alias_maps |cut -d ':' -f 2)
+if [ -f $aliases ]; then
+  newaliases
+fi
+
+exec /usr/bin/supervisord -c /etc/supervisord.conf

supervisord.conf

@@ -0,0 +1,17 @@
+[supervisord]
+nodaemon=true
+
+[program:postfix]
+directory = /etc/postfix
+command=/usr/sbin/postfix start
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+redirect_stderr=true
+startsecs = 0
+autorestart = false
+
+[program:rsyslogd]
+command = /usr/sbin/rsyslogd -n
+redirect_stderr=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0