Fixes email forwarding

dockerfiles/email-forwarder/Dockerfile

 FROM debian:jessie
-MAINTAINER Michiel de Jong <michiel@indiehosters.net>
 
-# Borrows from https://docs.docker.com/articles/dockerfile_best-practices/
 # Borrows from https://registry.hub.docker.com/u/previousnext/postfix
 # Borrows from https://registry.hub.docker.com/u/catatnight/postfix
 
@@ -16,7 +14,7 @@ RUN apt-get update \
 		supervisor \
 	&& rm -rf /var/lib/apt/lists/*
 
-COPY assets/install.sh /opt/install.sh
+COPY install.sh /opt/install.sh
 
 VOLUME ["/etc/postfix", "/var/spool/mail", "/var/log"]
 

dockerfiles/email-forwarder/assets/install.sh → dockerfiles/email-forwarder/install.sh

@@ -35,11 +35,9 @@ cp /data/hostname /etc/mailname
 /usr/sbin/postconf -e "myhostname=`cat /data/hostname`"
 
 # put all relevant domains in /data/destinations.
-/usr/sbin/postconf -e "mydestination=`cat /data/destinations`"
+/usr/sbin/postconf -e "virtual_alias_domains=`cat /data/destinations`"
 
 #put your forwarding addresses in /data/forwards.
-echo "virtual_maps = hash:/etc/postfix/virtual, regexp:/etc/postfix/virtual-regexp" >> /etc/postfix/main.cf
-cp /data/forwards /etc/postfix/virtual-regexp
-postmap /etc/postfix/virtual-regexp
-touch /etc/postfix/virtual
+cp /data/forwards /etc/postfix/virtual
+/usr/sbin/postconf -e "virtual_alias_maps = hash:/etc/postfix/virtual"
 postmap /etc/postfix/virtual