# Installs base Debian system using debootstrap

ARG suite=sid
ARG mirror_debootstrap=149.156.96.11
ARG mirror_persistent=ftp.agh.edu.pl

ARG will_run_in_machiner=1

IF will_run_in_machiner:
    ARG autologin=1
    ARG shrink=1

ENV TEST0=VAL0
ENV TEST1=VAL1
ENV TEST2=VAL2

STAGE premount:
    RUN:
        mkfs.ext4 $ROOT

STAGE postmount:
    ADD /usr/sbin/debootstrap
    ADD /usr/share/debootstrap
    RUN:
        debootstrap --arch=amd64 --include=linux-image-amd64,libnss-systemd,wget @{suite} $rootmnt http://@{mirror_debootstrap}/debian
        rm -f $rootmnt/var/cache/apt/archives/*.deb $rootmnt/var/cache/apt/archives/partial/*.deb
        rm -f $rootmnt/var/lib/apt/lists/@{mirror_debootstrap}_* $rootmnt/var/lib/apt/lists/partial/@{mirror_debootstrap}_*
        sed -i 's/@{mirror_debootstrap}/@{mirror_persistent}/' $rootmnt/etc/apt/sources.list
        sed -i 's/root:\*:/root::/' $rootmnt/etc/shadow
        extlinux -i $rootmnt/boot
        echo "DEFAULT /vmlinuz initrd=/initrd.img root=/dev/sda rootflags=discard rw console=ttyS0 net.ifnames=0 pti=off spectre_v2=off quiet" > $rootmnt/boot/syslinux.cfg
        echo "LANG=C.UTF-8" > $rootmnt/etc/default/locale

ADD etc/network/interfaces.d/eth0

IF autologin:
    ADD etc/systemd/system/getty@tty1.service.d/autologin.conf
    ADD etc/systemd/system/serial-getty@ttyS0.service.d/autologin.conf

IF shrink:
    ADD etc/apt/apt.conf.d/no-cache-lists
    ADD etc/apt/apt.conf.d/no-cache-debs
    ADD etc/apt/apt.conf.d/no-languages

    ADD etc/apt/apt.conf.d/gzip-indexes

    ADD etc/apt/apt.conf.d/autoremove-suggests

    ADD etc/apt/apt.conf.d/no-recommends
    ADD etc/apt/apt.conf.d/autoremove-recommends

    ADD etc/dpkg/dpkg.cfg.d/exclude-doc
    RUN find /usr/share/doc -depth ! -name 'copyright' -delete || true
    RUN rm -rf /usr/share/groff /usr/share/info /usr/share/lintian /usr/share/linda

    ADD etc/dpkg/dpkg.cfg.d/exclude-locale
    RUN cd /usr/share/locale
    RUN find -depth ! -path './locale.alias' ! -path './en/*' ! -path './en_US/*' -delete || true
    RUN cd /

    ADD etc/dpkg/dpkg.cfg.d/exclude-man
    RUN cd /usr/share/man
    RUN find -depth ! -path './man[0-9]/*' ! -path './en*/*' -delete || true
    RUN cd /

IF will_run_in_machiner:
    ADD etc/dpkg/dpkg.cfg.d/no-sync
    ADD etc/profile.d/zzz_machiner_run.sh
    ADD etc/sysctl.d/no-printk-warnings.conf
    RUN:
        apt-get update
        apt-get -y install ssh build-essential ca-certificates
        sed -i 's/#StrictModes yes/StrictModes no/' /etc/ssh/sshd_config
        mkdir -p /root/.ssh
        ln -s /run/machiner/internal_dir/authorized_keys /root/.ssh/authorized_keys
        systemctl disable rsyslog.service