dev.Dockerfile

# CLion remote docker environment (How to build docker container, run and stop it)
#
# Build and run:
#   docker build -t media-server/remote-cpp-env -f dev.Dockerfile .
#   docker run -d --cap-add sys_ptrace -p127.0.0.1:2222:22 --name media_server_remote_env media-server/remote-cpp-env
#   ssh-keygen -f "$HOME/.ssh/known_hosts" -R "[localhost]:2222"
#
# stop:
#   docker stop media_server_remote_env
# 
# ssh credentials (test user):
#   user@password 

FROM ubuntu:20.04

RUN DEBIAN_FRONTEND="noninteractive" apt-get update && apt-get -y install tzdata

RUN apt-get update \
  && apt-get install -y ssh \
      sudo \
      build-essential \
      gcc \
      g++ \
      gdb \
      clang \
      cmake \
      rsync \
      tar \
      python \
      libavcodec-dev \
      libavformat-dev \
      libswscale-dev \
      libavutil-dev \
  && apt-get clean

RUN ( \
    echo 'LogLevel DEBUG2'; \
    echo 'PermitRootLogin yes'; \
    echo 'PasswordAuthentication yes'; \
    echo 'Subsystem sftp /usr/lib/openssh/sftp-server'; \
  ) > /etc/ssh/sshd_config_test_clion \
  && mkdir /run/sshd

RUN useradd -m user \
  && yes password | passwd user \
  && adduser user sudo

RUN usermod -s /bin/bash user

EXPOSE 8080
EXPOSE 4577/udp

CMD ["/usr/sbin/sshd", "-D", "-e", "-f", "/etc/ssh/sshd_config_test_clion"]