content: # Copyright 2021 Google LLC
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     https://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  # Debian testing, make sure that it's using the correct version of everything
  FROM debian@sha256:8bcf7309e62b04a640d5efa95d34c982b74933a80f46d8046ac6c5d732793eea
  RUN echo 'deb http://snapshot.debian.org/archive/debian/20210511T000000Z testing main' > /etc/apt/sources.list
  
  ENV DEBIAN_FRONTEND=noninteractive
  
  RUN apt update -o Acquire::Check-Valid-Until=false && apt install -yq --no-install-recommends \
  	build-essential \
  	$(apt-cache depends chromium | grep Depends | awk '{print $2}' | grep -v chromium) \
  	$(apt-cache depends chromium-common | grep Depends | awk '{print $2}') \
  	python3 \
  	kmod
  
  
  RUN mkdir /usr/lib/chromium
  
  COPY chromium/ /usr/lib/chromium/
  COPY ctf.ko /
  COPY init /
  COPY run_chromium.py /
  
  # Fix the permissions for the files we're copying in
  RUN chown -R 0:0 /usr/lib/chromium /run_chromium.py /ctf.ko /init && \
  	chmod -R a+r /usr/lib/chromium && \
  	find /usr/lib/chromium -type d -exec chmod 755 {} + && \
  	chmod a+x /usr/lib/chromium/chrome && \
  	chmod a+r /run_chromium.py && \
  	chmod +x /init
  
  RUN useradd -s /bin/bash ctf
  