FROM alpine:3.7
MAINTAINER Disassembler <disassembler@dasm.cz>

RUN \
 # Create OS user (which will be picked up later by apk add)
 addgroup -S -g 3306 mysql \
 && adduser -S -u 3306 -h /var/lib/mysql -s /bin/nologin -g mysql -G mysql mysql \
 # Install MariaDB
 && apk --no-cache add mariadb mariadb-client

VOLUME ["/etc/mysql", "/var/lib/mysql"]
EXPOSE 3306

CMD ["mysqld_safe"]