FROM ubuntu:focal

########################################################
# Essential packages for remote debugging and login in
########################################################

ENV DEBIAN_FRONTEND=noninteractive
ENV TZ=Europe/Moskow
RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone

RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    lsb-release \
    ca-certificates \
    libssl-dev \
    gnupg \
    openssl

RUN curl https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - && \
    sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'

RUN apt-get update && apt-get install -y --no-install-recommends \
    sudo postgresql-14 \
    apt-utils \
    build-essential \
    cmake \
    gcc \
    g++ \
    openssh-server \
    cmake \
    gdb \
    gdbserver \
    rsync \
    libpam0g-dev \
    valgrind \
    libpq5 \
    libpq-dev \
    vim \
    postgresql-common \
    postgresql-server-dev-14

ADD . /code
WORKDIR /code

# Taken from - https://docs.docker.com/engine/examples/running_ssh_service/#environment-variables

RUN mkdir /var/run/sshd
RUN echo 'root:root' | chpasswd
RUN sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config

# SSH login fix. Otherwise user is kicked off after login
RUN sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd

ENV NOTVISIBLE "in users profile"
RUN echo "export VISIBLE=now" >> /etc/profile

# 22 for ssh server. 7777 for gdb server.
EXPOSE 22 7777

RUN useradd -ms /bin/bash debugger
RUN echo 'debugger:pwd' | chpasswd

########################################################
# Add custom packages and development environment here
########################################################

########################################################

CMD ["/usr/sbin/sshd", "-D"]