Docker benchmarking for Shane

docker.sh

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#!/bin/bash

IMAGE=cnorthwood/aoc

docker image inspect $IMAGE >/dev/null 2>&1
if [ $? -ne 0 ]
then
    echo "One time setup: building docker image..."
    cd docker
    docker build . -t $IMAGE
    cd ..
fi

docker run --rm -it $IMAGE /entrypoint.sh $@

docker/Dockerfile

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FROM pypy:3

ADD entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh
RUN mkdir /code
RUN chown nobody /code

USER nobody

RUN git clone https://github.com/cnorthwood/adventofcode.git /code
CMD /entrypoint.sh

docker/entrypoint.sh

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#!/bin/bash

set +ex

YEAR="${1}"
DAY="${2}"

cd /code
git pull
git checkout ${YEAR}day${DAY}

time sh -c './part1.py; ./part2.py'