# Pull base image
FROM centos:7.6.1810

# Install MariaDB
RUN \
yum install -y mariadb-server && \
yum clean all && \
mysqld_safe & \
mysqladmin --silent --wait=30 ping || exit 1 && \
mysql -e <REDACTED> && \
mysql -e <REDACTED> && \
mysql -e <REDACTED> && \
...
mysql -e <REDACTED> && \
mysql -e "FLUSH PRIVILEGES;"

# Define entrypoint.
ENTRYPOINT ["/usr/bin/mysqld_safe"]