Dovecot image.

*

!*.sieve

!entrypoint

!patch.diff

FROM buildpack-deps:buster as delete_to_trash

RUN apt-get update && \

    DEBIAN_FRONTEND=noninteractive  apt-get install -y dovecot-dev && \

    git clone https://github.com/pali/dovecot_deleted_to_trash && \

    cd dovecot_deleted_to_trash && \

    make

FROM debian:buster-slim

RUN apt-get update && \

    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \

        dovecot-ldap \

        dovecot-lmtpd \

        dovecot-imapd \

        dovecot-sieve \

        patch \

        ssl-cert \

        time \

    && \

    rm -rf /tmp/* /var/tmp/* /var/lib/apt/lists/* /var/cache/apt/archives/*

COPY --from=delete_to_trash /dovecot_deleted_to_trash/lib_deleted_to_trash_plugin.so /usr/lib/dovecot/modules/

COPY --from=delete_to_trash /dovecot_deleted_to_trash/95-deleted_to_trash_plugin.conf /etc/dovecot/conf.d/

COPY --chown=root:root entrypoint /entrypoint

COPY patch.diff /root/

RUN patch --strip 0 --verbose --directory /etc/dovecot --input /root/patch.diff && \

    doveconf

COPY --chown=mail:mail *.sieve /var/lib/dovecot/sieve.d/

RUN cd /var/lib/dovecot/sieve.d/ && \

    ls *.sieve | xargs -tn1 sievec && \

    rm *.svbin

VOLUME /var/mail

VOLUME /run/dovecot

EXPOSE 993 25

ENTRYPOINT [ "/entrypoint" ]

CMD [ "dovecot", "-F" ]

HEALTHCHECK CMD doveadm service status || exit 1

# Dovecot

> Dovecot container image.

## Exposed interfaces

The containers exposes TCP ports 25 (LMTP) and 993 (IMAPS) and the `lmtp` Unix

socket in the `/run/dovecot` volume (for LTMP submission).

## Environment variables

Name | Description

--- | ---

`LDAP_URIS` | LDAP URI (eg, `ldapi:///`).

`LDAP_BASEDN` | LDAP base DN (eg, `dc=example,dc=com`).

## Persistence

The mbox files are stored at `/var/mail`.

## License

This software is licensed under the MIT license (see `LICENSE.txt`).

## Author Information

Nimrod Adar, [contact me](mailto:nimrod@shore.co.il) or visit my [website](

https://www.shore.co.il/). Patches are welcome via [`git send-email`](

http://git-scm.com/book/en/v2/Git-Commands-Email). The repository is located

at: <https://www.shore.co.il/git/>.

require ["fileinto", "envelope"];

if anyof (header :contains "X-Spam-Status" "Yes",

          header :contains "X-Virus-Status" "infected")

{

    fileinto "Junk";

}

#!/bin/sh

set -eux

install -d -m 755 -o dovecot -g root /var/run/dovecot

install -d -m 775 -o root -g dovecot /var/mail

install -d -m 775 -o root -g dovecot /run/dovecot

time openssl dhparam -out /usr/share/dovecot/dh.pem 4096

DEBIAN_FRONTEND=noninteractive time make-ssl-cert generate-default-snakeoil --force-overwrite

# I don't know why environment variables aren't expanded and I'm too interested

# to find out.

sed -i "s@%{env:LDAP_URIS}@$LDAP_URIS@g" /etc/dovecot/dovecot-ldap.conf.ext

sed -i "s@%{env:LDAP_BASEDN}@$LDAP_BASEDN@g" /etc/dovecot/dovecot-ldap.conf.ext

eval exec "$@"