docker-mariadb-backup-slave/Dockerfile

ARG MARIA_VERSION=10.3
FROM mariadb:${MARIA_VERSION}

RUN apt-get update && \
    DEBIAN_FRONTEND=noninteractive apt-get install -q -y cron sudo automysqlbackup

COPY mysql.cnf /etc/mysql/mariadb.conf.d/settings.cnf
RUN chown mysql:mysql /etc/mysql/mariadb.conf.d/settings.cnf
COPY docker-entrypoint.sh /usr/local/bin/
COPY healthcheck.sh /usr/local/bin/
COPY automysqlbackup /etc/default
COPY sudoers /etc/sudoers.d/mysudoers

HEALTHCHECK CMD /usr/local/bin/healthcheck.sh