[Dovecot] Revert to 2.2 to fix various errors

data/Dockerfiles/dovecot/Dockerfile

@@ -3,17 +3,16 @@ LABEL maintainer "Andre Peters <andre.peters@servercow.de>"
 
 ARG DEBIAN_FRONTEND=noninteractive
 ENV LC_ALL C
-ENV DOVECOT_VERSION 2.3.0
+ENV DOVECOT_VERSION 2.2.33.2
-ENV PIGEONHOLE_VERSION 0.5.0.1
+ENV PIGEONHOLE_VERSION 0.4.21
-ENV ACLOCAL_DIR=m4
+
-ENV ACLOCAL="aclocal -Im4"
 RUN apt-get update && apt-get -y --no-install-recommends install \
   automake \
   autotools-dev \
   build-essential \
   ca-certificates \
   cpanminus \
-	wget \
+  curl \
   default-libmysqlclient-dev \
   libjson-webtoken-perl \
   libcgi-pm-perl \
@@ -54,13 +53,7 @@ RUN apt-get update && apt-get -y --no-install-recommends install \
   libproc-processtable-perl \
   liburi-perl \
   lzma-dev \
-  git \
   make \
-  autoconf \
-  automake \
-  pkgconf \
-  libtool \
-  gettext \
   procps \
   supervisor \
   cron \
@@ -70,22 +63,21 @@ RUN apt-get update && apt-get -y --no-install-recommends install \
   && rm -rf /var/lib/apt/lists/*
 
 
-RUN git clone https://github.com/dovecot/core.git dovecot  \
+RUN curl https://www.dovecot.org/releases/2.2/dovecot-$DOVECOT_VERSION.tar.gz | tar xvz  \
-	&& cd dovecot \
+  && cd dovecot-$DOVECOT_VERSION \
-  && ./autogen.sh \
+  && ./configure --with-mysql --with-lzma --with-lz4 --with-ssl=openssl --with-notify=inotify --with-storages=mdbox,sdbox,maildir,mbox,imapc,pop3c --with-bzlib --with-zlib \
-	&& PANDOC=false ./configure --enable-maintainer-mode --with-mysql --with-lzma --with-lz4 --with-ssl=openssl --with-notify=inotify --with-storages=mdbox,sdbox,maildir,mbox,imapc,pop3c --with-bzlib --with-zlib \
   && make -j3 \
   && make install \
   && make clean \
-	&& cd .. && rm -rf dovecot \
+  && cd .. && rm -rf dovecot-$DOVECOT_VERSION \
-	&& wget -O - https://pigeonhole.dovecot.org/releases/2.3/dovecot-2.3-pigeonhole-$PIGEONHOLE_VERSION.tar.gz | tar xvz  \
+  && curl https://pigeonhole.dovecot.org/releases/2.2/dovecot-2.2-pigeonhole-$PIGEONHOLE_VERSION.tar.gz | tar xvz  \
-	&& cd dovecot-2.3-pigeonhole-$PIGEONHOLE_VERSION \
+  && cd dovecot-2.2-pigeonhole-$PIGEONHOLE_VERSION \
   && ./configure \
   && make -j3 \
   && make install \
   && make clean \
   && cd .. \
-  && rm -rf dovecot-2.3-pigeonhole-$PIGEONHOLE_VERSION
+  && rm -rf dovecot-2.2-pigeonhole-$PIGEONHOLE_VERSION
 
 RUN cpanm Data::Uniqid Mail::IMAPClient String::Util
 RUN echo '* * * * *   root   /usr/local/bin/imapsync_cron.pl' > /etc/cron.d/imapsync
@@ -125,3 +117,4 @@ CMD exec /usr/bin/supervisord -c /etc/supervisor/supervisord.conf
 RUN rm -rf \
   /tmp/* \
   /var/tmp/*
+

data/conf/dovecot/dovecot.conf

@@ -14,16 +14,22 @@ login_log_format_elements = "user=<%u> method=%m rip=%r lip=%l mpid=%e %c %k"
 mail_home = /var/vmail/%d/%n
 mail_location = maildir:~/
 mail_plugins = quota acl zlib listescape #mail_crypt
+
 # Dovecot 2.2
-#ssl_protocols = !SSLv3
+ssl_protocols = !SSLv3
 # Dovecot 2.3
-ssl_min_protocol = TLSv1
+#ssl_min_protocol = TLSv1
+
 ssl_prefer_server_ciphers = yes
 ssl_cipher_list = EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA
+
 # Default in Dovecot 2.3
 ssl_options = no_compression
+
 # New in Dovecot 2.3
-ssl_dh=</etc/ssl/mail/dhparams.pem
+#ssl_dh=</etc/ssl/mail/dhparams.pem
+# Dovecot 2.2
+ssl_dh_parameters_length = 2048
 log_timestamp = "%Y-%m-%d %H:%M:%S "
 recipient_delimiter = +
 auth_master_user_separator = *

docker-compose.yml

@@ -146,7 +146,7 @@ services:
             - sogo
 
     dovecot-mailcow:
-      image: mailcow/dovecot:1.16
+      image: mailcow/dovecot:1.17
       build: ./data/Dockerfiles/dovecot
       cap_add:
         - NET_BIND_SERVICE