ARG ALPINE_VER=3.9

FROM alpine:${ALPINE_VER}

LABEL maintainer="jeff@ressourcenkonflikt.de"
LABEL vendor="https://github.com/jeboehm/docker-mailserver"

ENV SSL_CERT=/media/tls/mailserver.crt \
    SSL_KEY=/media/tls/mailserver.key \
    SSL_CSR=/media/tls/mailserver.csr \
    SSL_SUBJ_COUNTRY=DE \
    SSL_SUBJ_STATE=Northrhine-Westfalia \
    SSL_SUBJ_LOCALITY=Duesseldorf \
    SSL_SUBJ_ORGANIZATION=Mail \
    SSL_SUBJ_ORGANIZATIONAL_UNIT=Mail

RUN apk --no-cache add openssl
COPY create_tls.sh /usr/local/bin

CMD ["/usr/local/bin/create_tls.sh"]