# vim: set fenc=utf-8 ts=2 sw=2 sts=2 et ft=Dockerfile :
FROM debian:buster-slim as tmux

LABEL maintainer="Andrius Kairiukstis <k@andrius.mobi>"

SHELL ["/bin/bash", "-c"]

WORKDIR /usr/src

RUN set -ueox pipefail \
&&  DEBIAN_FRONTEND=noninteractive \
&&  apt-get -yqq update \
&&  apt-get -yqq --no-install-recommends --no-install-suggests install \
      build-essential \
      ca-certificates \
      curl \
      libevent-2.1.6 \
      libevent-dev \
      libncurses5 \
      libncurses5-dev \
&&  curl -L https://github.com/tmux/tmux/releases/download/3.1c/tmux-3.1c.tar.gz | tar -xz \
&&  cd tmux-3.1c \
&&  ./configure \
&&  make

################################################################################
FROM debian:buster-slim as mosh

LABEL maintainer="Andrius Kairiukstis <k@andrius.mobi>"

SHELL ["/bin/bash", "-c"]

WORKDIR /usr/src

RUN set -ueox pipefail \
&&  DEBIAN_FRONTEND=noninteractive \
&&  apt-get -yqq update \
&&  apt-get -yqq --no-install-recommends --no-install-suggests install \
      autoconf \
      automake \
      build-essential \
      ca-certificates \
      curl \
      git \
      libboost-dev \
      libbsd-dev \
      libbsd0 \
      libcbor-dev \
      libcbor0 \
      libedit-dev \
      libedit2 \
      libncurses5 \
      libncurses5-dev \
      libprotobuf-dev \
      libprotobuf17 \
      libssl-dev \
      libutempter-dev \
      libutempter0 \
      pkg-config \
      protobuf-compiler \
      zlib1g-dev

# # stable version
# RUN curl -L https://github.com/mobile-shell/mosh/releases/download/mosh-1.3.2/mosh-1.3.2.tar.gz | tar -xz \
# &&  mv mosh-1.3.2 mosh \
# &&  cd mosh \
# &&  ./configure \
# &&  make

# git version
RUN git clone --depth 1 https://github.com/mobile-shell/mosh.git mosh \
&&  cd mosh \
&&  ./autogen.sh \
&&  ./configure \
&&  make


################################################################################
FROM debian:buster-slim

LABEL maintainer="Andrius Kairiukstis <k@andrius.mobi>"

ARG SSH_USER="${SSH_USER:-blink}"
ARG SSH_PASSWORD="${SSH_PASSWORD:-blink}"

ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8

SHELL ["/bin/bash", "-c"]

COPY --from=tmux /usr/src/tmux-3.1c/tmux /usr/bin/tmux
COPY --from=mosh /usr/src/mosh/src/frontend/mosh-client /usr/bin/mosh-client
COPY --from=mosh /usr/src/mosh/src/frontend/mosh-server /usr/bin/mosh-server

RUN set -ueox pipefail \
&&  DEBIAN_FRONTEND=noninteractive \
&&  apt-get -yqq update \
&&  apt-get -yqq --no-install-recommends --no-install-suggests install \
      ca-certificates \
      git \
      libbsd0 \
      libcbor0 \
      libedit2 \
      libevent-2.1.6 \
      libio-pty-perl \
      libncurses5 \
      libprotobuf17 \
      libutempter0 \
      locales \
      openssh-client \
      openssh-server \
      openssl \
      psmisc \
      vim \
&&  sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen \
&&  locale-gen \
&&  adduser --quiet --gecos '' --disabled-password --add_extra_groups "${SSH_USER}" \
&&  echo -e "${SSH_PASSWORD}\n${SSH_PASSWORD}" | passwd "${SSH_USER}" \
&&  apt-get -yqq clean all \
&&  rm -rf /var/lib/apt/lists/* \
           /tmp/* \
           /var/tmp/*

COPY . "/home/${SSH_USER}/.dotfiles"/
RUN chown -R "${SSH_USER}:${SSH_USER}" "/home/${SSH_USER}/.dotfiles"

USER "${SSH_USER}"

RUN sed -i "s|tmux-256color|xterm-256color|g" "/home/${SSH_USER}/.dotfiles/tmux/tmux.conf" \
&&  ln -s "/home/${SSH_USER}/.dotfiles/tmux/tmux.conf" "/home/${SSH_USER}/.tmux.conf" \
&&  mkdir -p "/home/${SSH_USER}/.config" \
&&  ln -s "/home/${SSH_USER}/.dotfiles/nvim" "/home/${SSH_USER}/.config/nvim" \
&&  ln -s "/home/${SSH_USER}/.dotfiles/nvim/vimrc" "/home/${SSH_USER}/.vimrc" \
&&  git clone --depth 1 https://github.com/Shougo/dein.vim "/home/${SSH_USER}/.cache/vim/dein/repos/github.com/Shougo/dein.vim" \
&&  vim -V1 -es -i NONE -N --noplugin -u "/home/${SSH_USER}/.config/nvim/config/vimrc" \
      -c "try | call dein#clear_state() | call dein#update() | finally | messages | qall! | endtry"

USER root
EXPOSE 22/tcp
EXPOSE 22022/udp

RUN mkdir -p /run/sshd
CMD ["/usr/sbin/sshd", "-D", "-e", "-f", "/etc/ssh/sshd_config"]