random stuff with docker-compose, mysql, python, tox and pip wheels

README.md

• https://tox.readthedocs.io/en/latest/config.html
• https://pip.pypa.io/en/stable/reference/pip_install/#wheel-cache
• https://medium.com/accelero/docker-image-build-secrets-in-18-09-4439897ff45
• https://github.com/moby/buildkit/blob/master/frontend/dockerfile/docs/experimental.md
• https://stackoverflow.com/questions/55153089/error-response-from-daemon-dockerfile-parse-error-unknown-flag-mount
• https://docs.docker.com/compose/compose-file/
• https://docs.docker.com/compose/compose-file/#network_mode
• https://docs.docker.com/compose/environment-variables/
• https://docs.docker.com/engine/reference/builder/#arg
• https://github.com/Azure/draft/issues/564
• docker/compose#1837
• https://stackoverflow.com/a/51921954
• https://stackoverflow.com/questions/33621242/why-is-arg-in-a-dockerfile-not-recommended-for-passing-secrets
• https://community.atlassian.com/t5/Bitbucket-questions/Secure-secrets-in-Docker-build-layers-run-within-a-Bitbucket/qaq-p/789729
• https://github.com/tianon/gosu/blob/master/INSTALL.md
• https://github.com/pureclouds/node-ext/blob/master/versions/6.9.4-alpine-fd/Dockerfile
• https://github.com/pyenv/pyenv/wiki
• https://forums.docker.com/t/preferred-way-to-run-docker-compose-in-interactive-mode/8450/8
• https://github.com/themattrix/docker-pyenv/blob/master/Dockerfile
• https://github.com/themattrix/docker-tox-base/blob/master/Dockerfile
• https://github.com/themattrix/docker-tox-base/blob/master/docker-entrypoint.sh
• https://github.com/confluentinc/training-ksql-and-streams-src/blob/e537e8da24025c368ca0b07e6f314bfd02550d83/solution/m-03/ksql-etl/docker-compose.apps.yml
• https://hub.docker.com/_/mysql
• https://hub.docker.com/_/python/
• https://blog.codeship.com/using-docker-compose-for-python-development/
• https://runnable.com/docker/python/dockerize-your-django-application
• https://www.terriblecode.com/blog/dockerizing-python-test-environments/
• https://atomicwriting.com/2017/10/01/mysql-container-and-docker-compose/
• https://medium.com/@chrischuck35/how-to-create-a-mysql-instance-with-docker-compose-1598f3cc1bee
• https://github.com/xmlrunner/unittest-xml-reporting/blob/master/tox.ini

export DOCKER_BUILDKIT=1
docker build --tag test-tox-image --secret id=pip,src=/Users/dnozay/.pip/pip.conf -f Dockerfile-tox .
docker run -it --rm mysql:5.7 --verbose --help
docker logs --follow db_1
docker-compose up
docker-compose run --rm app bash
docker-compose rm -v
docker images --filter "dangling=true" -q | xargs docker rmi

pytest -n 0  --disable-warnings

docker-compose.yml

version: '3.7'
services:
  db:
    image: mysql:5.7
    volumes:
     - ./var/db:/var/lib/mysql
    restart: always
    ports:
     - "3307:3306"
    environment:
      MYSQL_ROOT_PASSWORD: some-root-password
      MYSQL_DATABASE: some-db-name
      MYSQL_USER: app
      MYSQL_PASSWORD: some-dummy-password

  app:
    image: test-tox-image
    command: tox
    volumes:
    - .:/src:ro
    links:
     - db
    ports:
     - "8080:8080"
    tty: true
    stdin_open: true
    restart: always
    secrets:
      - pip
secrets:
  pip:
    file: ~/.pip/pip.conf

docker-entrypoint.sh

#!/usr/bin/env bash

set -o errexit

# copy stuff from /src (mount bind, ro) into rw filesystem
# where things like .tox, .eggs directory can get written.
find /src -mindepth 1 -maxdepth 1 \
    \( -type d -name ".*" -prune \) \
    \( -type d -name "var" -prune \) \
    -o -exec cp -r --target-directory=/app -- {} +

pip install .
tox --notest

alias pytest="~/.virtualenvs/myapp/bin/pytest --maxfail=1"
# If the first argument was not "tox", run whichever command was given.
exec "$@"

Dockerfile-tox

# syntax=docker/dockerfile:experimental
FROM python:3.7
COPY requirements.txt .
COPY requirements-tox.txt .

RUN --mount=type=secret,id=pip,dst=/root/.pip/pip.conf \
    pip download --destination-directory /root/.pip/cache \
    -r requirements.txt \
    -r requirements-tox.txt \
    tox wheel

ENV PIP_DOWNLOAD_CACHE /root/.pip/cache
RUN pip wheel \
    --wheel-dir /root/.pip/wheels \
    --no-index --find-links /root/.pip/cache \
    -r requirements.txt \
    -r requirements-tox.txt \
    tox wheel
RUN pip install \
    --no-index --find-links /root/.pip/wheels \
    -r requirements.txt tox

LICENSE

The MIT License (MIT)

Copyright (c) 2019 Damien Nozay

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

tox.ini

[testenv]
install_command =
    pip install --no-index --find-links {homedir}/.pip/wheels -U {packages}