exo1

.gitlab-ci.yml

-stages:
-  - build
-  - test
-  - release
-
-variables:
-  CONTAINER_TEST_IMAGE: boileaum/rosen:$CI_COMMIT_REF_NAME
-  CONTAINER_RELEASE_IMAGE: boileaum/rosen:latest
-
-before_script:
-  - echo $DOCKERHUB_PASSWD | docker login -u boileaum --password-stdin
-
-b:docker:
-  stage: build
-  tags:
-    - shell, docker
-  script:
-    - docker build --pull -t $CONTAINER_TEST_IMAGE -f ./docker/Dockerfile-rosen .
-    - docker push $CONTAINER_TEST_IMAGE
-
-t:helloworld:
-  stage: test
-  tags:
-    - shell, docker
-  script:
-    - docker pull $CONTAINER_TEST_IMAGE
-    - docker run $CONTAINER_TEST_IMAGE /bin/bash -c 'python test_helloworld.py'
-
-t:rosen:
-  stage: test
-  tags:
-    - shell, docker
-  script:
-    - docker pull $CONTAINER_TEST_IMAGE
-    - docker run $CONTAINER_TEST_IMAGE /bin/bash -c 'pytest -v'
-
-r:docker:
-  stage: release
+helloworld:
   tags:
     - shell, docker
   script:
-    - docker pull $CONTAINER_TEST_IMAGE
-    - docker tag $CONTAINER_TEST_IMAGE $CONTAINER_RELEASE_IMAGE
-    - docker push $CONTAINER_RELEASE_IMAGE
-  only:
-    - master
+    - echo "hello, world"
 

docker/Dockerfile-pythran

-FROM python:3
-MAINTAINER Matthieu Boileau <matthieu.boileau@math.unistra.fr>
-
-COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
-
-RUN apt-get update --fix-missing && \
-      apt-get install -y \
-      vim
-
-RUN apt-get clean && \
-rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
-
-RUN useradd -m -s /bin/bash  euler
-ENV HOME /home/euler
-RUN chown -R euler:euler /home/euler
-USER euler
-WORKDIR $HOME
-
-CMD /bin/bash
-

docker/Dockerfile-rosen

-FROM boileaum/pythran:latest
-MAINTAINER Matthieu Boileau <matthieu.boileau@math.unistra.fr>
-
-ENV HOME /home/euler
-ADD . $HOME/rosen
-USER root
-RUN chown -R euler:euler /home/euler
-WORKDIR $HOME/rosen
-USER euler
-
-RUN make clean && make
-
-CMD /bin/bash
-

docker/docker-compose.yml

-version: '2'
-
-services:
-  env:
-    build:
-      context: ../
-      dockerfile: docker/Dockerfile-pythran
-    image: boileaum/pythran:latest
-
-  user:
-    build:
-      context: ../
-      dockerfile: docker/Dockerfile-rosen
-    image: boileaum/rosen:latest
-    depends_on:
-      - env
-

helloworld.c

-#include <stdio.h>
-
-int main(void)
-{
-      printf("hello, world\n");
-          return 0;
-}

makefile

-.PHONY: clean pythran
-
-all: C pythran
-
-C:
-	  gcc helloworld.c -o helloworld.e
-
-pythran:
-	  pythran rosenbrock.py -o rosenbrock_pythran.so
-
-clean:
-	  rm -rf *.o *.e *.so *.pyf *.pyc __pycache__
-

requirements.txt

-colorlog
-numpy
-pytest
-pythran

rosenbrock.py

-# -*- coding: utf-8 -*-
-#runas import numpy as np; r = np.arange(0.,10., .01); rosen(r)
-#bench import numpy as np; r = np.arange(50000000); rosen(r)
-#pythran export rosen(int[])
-#pythran export rosen(float[])
-
-import numpy as np
-
-
-def rosen(x):
-    t0 = 100 * (x[1:] - x[:-1] ** 2) ** 2
-    t1 = (1 - x[:-1]) ** 2
-    return np.sum(t0 + t1)

run_docker.sh

-#!/bin/bash
-
-docker run -ti --rm  -v $(pwd):/home/euler  boileaum/pythran:latest

test_helloworld.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-"""
-Test helloworld.c
-"""
-
-import os
-assert os.popen('./helloworld.e', 'r').read() == "hello, world\n"

test_rosenbrock.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-"""
-Test Rosenbrock
-"""
-
-from rosenbrock_pythran import rosen as rosen_pythran
-from rosenbrock import rosen as rosen_python
-from pytest import mark, approx
-import numpy as np
-
-
-r_float = np.arange(0., 10., .01)
-expect_float = 152089858.36719903
-
-r_int = np.arange(50000000)
-expect_int = 7842832767944603480
-
-param = [(r_float, expect_float), (r_int, expect_int)]
-
-
-@mark.parametrize('r, result', param)
-def test_rosen_python(r, result):
-    assert rosen_python(r) == approx(result)
-
-
-@mark.parametrize('r, result', param)
-def test_rosen_pythran(r, result):
-    assert rosen_pythran(r) == approx(result)