FROM ubuntu:18.04

# Environment
ENV DEBIAN_FRONTEND noninteractive
SHELL ["/bin/bash", "-c"]   # Use Bash as shell

# Install all basic requirements
RUN \
    apt-get update && \
    apt-get install -y software-properties-common && \
    add-apt-repository ppa:ubuntu-toolchain-r/test && \
    apt-get update && \
    apt-get install -y tar unzip wget git build-essential doxygen graphviz llvm libasan2 libidn11 ninja-build gcc-8 g++-8 openjdk-8-jdk-headless && \
    # CMake
    wget -nv -nc https://cmake.org/files/v3.18/cmake-3.18.0-Linux-x86_64.sh --no-check-certificate && \
    bash cmake-3.18.0-Linux-x86_64.sh --skip-license --prefix=/usr && \
    # Python
    wget -nv https://github.com/conda-forge/miniforge/releases/latest/download/Mambaforge-Linux-x86_64.sh && \
    bash Mambaforge-Linux-x86_64.sh -b -p /opt/python

ENV PATH=/opt/python/bin:$PATH
ENV CC=gcc-8
ENV CXX=g++-8
ENV CPP=cpp-8

ENV GOSU_VERSION 1.10
ENV JAVA_HOME /usr/lib/jvm/java-8-openjdk-amd64/

# Install gRPC
RUN git clone -b v1.49.1 https://github.com/grpc/grpc.git \
      --recurse-submodules --depth 1 --shallow-submodules && \
    pushd grpc && \
    cmake -S . -B build -GNinja -DCMAKE_INSTALL_PREFIX=/opt/grpc -DCMAKE_CXX_VISIBILITY_PRESET=hidden && \
    cmake --build build --target install && \
    popd && \
    rm -rf grpc

# Create new Conda environment
COPY conda_env/cpu_test.yml /scripts/
RUN mamba env create -n cpu_test --file=/scripts/cpu_test.yml && \
    mamba clean --all && \
    conda run --no-capture-output -n cpu_test pip install buildkite-test-collector

# Install lightweight sudo (not bound to TTY)
RUN set -ex; \
    wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-amd64" && \
    chmod +x /usr/local/bin/gosu && \
    gosu nobody true

# Default entry-point to use if running locally
# It will preserve attributes of created files
COPY entrypoint.sh /scripts/

WORKDIR /workspace
ENTRYPOINT ["/scripts/entrypoint.sh"]