Dockerfile

FROM debian:bullseye-20230109-slim@sha256:1acb06a0c31fb467eb8327ad361f1091ab265e0bf26d452dea45dcb0c0ea5e75

ENV DEBIAN_FRONTEND=noninteractive

COPY create-iso.sh .
COPY variables.sh .
COPY SHA256SUMS .
COPY archives-env.sha256 .
COPY archives-distro.sha256 .
COPY archives-fontc.sha256 .
COPY tools/ /tools/

RUN sha256sum -c SHA256SUMS
RUN sha256sum -c archives-env.sha256
RUN sha256sum -c archives-distro.sha256
RUN sha256sum -c archives-fontc.sha256

RUN . ./variables.sh && \
    rm -f /etc/apt/sources.list && \
    echo "deb http://snapshot.debian.org/archive/debian/$(date --date "$DATE" '+%Y%m%dT%H%M%SZ') "$DIST" main" >> /etc/apt/sources.list && \
    echo "deb http://snapshot.debian.org/archive/debian/$(date --date "$DATE" '+%Y%m%dT%H%M%SZ') "$DIST"-updates main" >> /etc/apt/sources.list && \
    echo "deb http://snapshot.debian.org/archive/debian-security/$(date --date "$DATE" '+%Y%m%dT%H%M%SZ') "$DIST"-security main" >> /etc/apt/sources.list && \
    echo "deb http://snapshot.debian.org/archive/debian/$(date --date "$DATE" '+%Y%m%dT%H%M%SZ') "$DIST_ADD" main" >> /etc/apt/sources.list 

RUN apt-get update -o Acquire::Check-Valid-Until=false

RUN mkdir -p /var/cache/apt/archives/ && \
    cp /tools/archives-env/*.deb /var/cache/apt/archives/

RUN apt-get install -o Acquire::Check-Valid-Until=false --no-install-recommends --yes \
    grub-common mtools \
    liblzo2-2 xorriso debootstrap debuerreotype locales squashfs-tools
    
RUN rm -rf /var/lib/apt/lists/* \
	&& localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8
ENV LANG en_US.utf8

CMD ["/create-iso.sh"]