Add 2.3.20

Author: cmouse

2.3.20/Dockerfile

@@ -0,0 +1,46 @@
+FROM debian:11
+
+LABEL org.opencontainers.image.authors="[email protected]"
+
+ENV container=docker \
+    LC_ALL=C
+ARG DEBIAN_FRONTEND=noninteractive
+
+ADD dovecot.gpg /etc/apt/trusted.gpg.d
+ADD dovecot.list /etc/apt/sources.list.d
+
+RUN apt-get -y update && apt-get -y install \
+  tini \
+  dovecot-core \
+  dovecot-gssapi \
+  dovecot-imapd \
+  dovecot-ldap \
+  dovecot-lmtpd \
+  dovecot-lua \
+  dovecot-managesieved \
+  dovecot-mysql \
+  dovecot-pgsql \
+  dovecot-pop3d \
+  dovecot-sieve \
+  dovecot-solr \
+  dovecot-sqlite \
+  dovecot-submissiond \
+  ca-certificates \
+  ssl-cert && \
+  rm -rf /var/lib/apt/lists && \
+  groupadd -g 1000 vmail && \
+  useradd -u 1000 -g 1000 vmail -d /srv/vmail && \
+  passwd -l vmail && \
+  rm -rf /etc/dovecot && \
+  mkdir /srv/mail && \
+  chown vmail:vmail /srv/mail && \
+  make-ssl-cert generate-default-snakeoil && \
+  mkdir /etc/dovecot && \
+  ln -s /etc/ssl/certs/ssl-cert-snakeoil.pem /etc/dovecot/cert.pem && \
+  ln -s /etc/ssl/private/ssl-cert-snakeoil.key /etc/dovecot/key.pem
+
+ADD dovecot.conf /etc/dovecot/dovecot.conf
+
+VOLUME ["/etc/dovecot", "/srv/mail"]
+ENTRYPOINT ["/usr/bin/tini", "--"]
+CMD ["/usr/sbin/dovecot", "-F"]

2.3.20/dovecot.conf

@@ -0,0 +1,38 @@
+## You should mount /etc/dovecot if you want to
+## manage this file
+
+mail_home=/srv/mail/%Lu
+mail_location=sdbox:~/Mail
+mail_uid=1000
+mail_gid=1000
+
+protocols = imap pop3 submission sieve lmtp
+
+first_valid_uid = 1000
+last_valid_uid = 1000
+
+passdb {
+  driver = static
+  args = password=pass
+}
+
+ssl=yes
+ssl_cert=<cert.pem
+ssl_key=<key.pem
+
+namespace {
+  inbox = yes
+  separator = /
+}
+
+service lmtp {
+  inet_listener {
+    port = 24
+  }
+}
+
+listen = *
+
+log_path=/dev/stdout
+info_log_path=/dev/stdout
+debug_log_path=/dev/stdout

2.3.20/dovecot.gpg

@@ -0,0 +1 @@
+deb http://repo.dovecot.org/ce-2.3.20/debian/bullseye bullseye main