Dockerfile

# Fetch the mc command line client
FROM alpine:3
RUN apk update && apk add ca-certificates wget && update-ca-certificates
RUN ARCH=$(uname -m | sed s/aarch64/arm64/ | sed s/x86_64/amd64/) && wget -O /tmp/mc "https://dl.minio.io/client/mc/release/linux-${ARCH}/mc"
RUN chmod +x /tmp/mc

# Then build our backup image
FROM mariadb:11
ENV DEBIAN_FRONTEND=noninteractive

# Install the latest ca-certificates package to resolve Lets Encrypt auth issues
RUN apt-get -y update && apt-get install -y ca-certificates bzip2

COPY --from=0 /tmp/mc /usr/bin/mc

ENV MINIO_SERVER=""
ENV MINIO_BUCKET="backups"
ENV MINIO_ACCESS_KEY=""
ENV MINIO_SECRET_KEY=""
ENV MINIO_API_VERSION="S3v4"

ENV DB=""
ENV DB_HOST="localhost"
ENV DB_PORT="3306"
ENV DB_USER="root"
ENV DB_PASSWORD=""

ENV DATE_FORMAT="+%Y-%m-%d-%H%M"

ADD entrypoint.sh /app/entrypoint.sh
RUN chmod +x /app/entrypoint.sh

ENTRYPOINT [ "/app/entrypoint.sh" ]