singularity.def

BootStrap: docker
From: ubuntu:20.04

%labels

    APPLICATION_NAME_BASE Ubuntu LTS + MeqSilhouette + dependencies
    OS_VERSION 20.04 

    SYSTEM_NAME MeqSv2
    SYSTEM_SINGULARITY_VERSION 3.10.2
    SYSTEM_URL https://github.com/rdeane/MeqSilhouette

    AUTHOR_NAME Iniyan Natarajan, Robin Hall
    AUTHOR_EMAIL iniyan.natarajan@wits.ac.za, robin@idia.ac.za

%help
A base Ubuntu 20 Singularity container with MeqSilhoutte software as per documentation specified at 
https://meqsilhouette.readthedocs.io/en/master/requirements.html§

%post
    # make opt directory for installs
    mkdir -p /opt

    # ensures no interaction for tzdata in casa install
    export DEBIAN_FRONTEND=noninteractive

    # install utility packages and repositories
    apt-get update -y
    apt-get install -y wget vim python3-pip gcc python3 unzip git time

    apt-get install -y build-essential cmake g++ rsync libboost-python-dev \
    libboost-program-options-dev texlive-latex-extra texlive-fonts-recommended dvipng cm-super     

    # build aatm manually
    cd
    cd /opt
    wget -c https://launchpad.net/aatm/trunk/0.5/+download/aatm-0.5.tar.gz
    tar -xzf aatm-0.5.tar.gz
    cd aatm-0.5 && ./configure && make && make install

    # install kern 7
    apt-get install -y software-properties-common
    add-apt-repository -s ppa:kernsuite/kern-7
    apt-add-repository multiverse
    apt-add-repository restricted

    # install required packages
    apt-get install -y \
        meqtrees \
        meqtrees-timba \
        tigger-lsm \
        python3-astro-tigger \
        python3-astro-tigger-lsm \
        casalite \
        wsclean \
        pyxis \
        python3-casacore

    pip install numpy==1.21

    apt-get clean

    # update casa data
    casa-config --exec update-data

    # download and install MeqSilhouette from master
    cd
    cd /opt
    git clone --depth 1 https://github.com/rdeane/MeqSilhouette.git
    cd MeqSilhouette && pip install .
    cd
    
%environment    
    export MEQTREES_CATTERY_PATH=/usr/lib/python3/dist-packages/Cattery
    export PATH=/usr/local/bin:$PATH
    export PYTHONPATH=/usr/local/lib/python3.8/dist-packages:/usr/lib/python3/dist-packages # for Tigger
    export LC_ALL=C

%runscript
    echo "Arguments received: $*"
    meqsilhouette "$@"

%test
    # Sanity check that the container is operating
    # make sure that a python import is working
    echo $(which python)
    /usr/bin/python -c "import numpy as np;np.__config__.show()"