installed ldap backends

dovecot/Dockerfile

@@ -5,7 +5,7 @@ MAINTAINER Robin Thoni <robin@rthoni.com>
 RUN groupadd -r email --gid=7788 && useradd -r -g email --uid=7788 email
 
 RUN apt-get update &&\
-    apt-get install -y dovecot-imapd dovecot-pop3d dovecot-sieve dovecot-managesieved dovecot-pgsql dovecot-lmtpd exim4 &&\
+    apt-get install -y dovecot-imapd dovecot-pop3d dovecot-sieve dovecot-managesieved dovecot-pgsql dovecot-ldap dovecot-lmtpd exim4 &&\
     apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 RUN rm -rf /etc/dovecot/*

postfix/Dockerfile

@@ -10,7 +10,7 @@ RUN echo "postfix postfix/main_mailer_type string Internet site" > preseed.txt &
 RUN debconf-set-selections preseed.txt
 
 RUN DEBIAN_FRONTEND=noninteractive apt-get update &&\
-    apt-get install -y postfix postfix-pgsql rsyslog &&\
+    apt-get install -y postfix postfix-pgsql postfix-ldap rsyslog &&\
     apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 RUN rm -rf /etc/postfix/*