MPI Dockerfile, used for running Gitlab CI

Dockerfile

FROM gcc

# Install MPI
ENV MPI_VERSION 3.3.1
RUN wget http://www.mpich.org/static/downloads/${MPI_VERSION}/mpich-${MPI_VERSION}.tar.gz &&\
    tar xfz mpich-${MPI_VERSION}.tar.gz &&\
    cd mpich-${MPI_VERSION} &&\
    ./configure &&\
    make -j 4 &&\
    make -j 4 install

# Add user to prevent root executing the mpi processes
RUN useradd -mrs /bin/bash mpi -p mpi
USER mpi
WORKDIR /home/mpi