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nanomadnanomad
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Docker container with flask + gunicorn
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‎.github/workflows/build_dev_images.yml‎

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name: 'build dev images'
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on:
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push:
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tags:
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- "[0-9]+.[0-9]+.[0-9]+-rc[0-9]+"
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# TODO: only request needed permissions
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permissions: write-all
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jobs:
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docker:
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runs-on: ubuntu-latest
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env:
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DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
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DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
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# support dockerhub organizations. If none is present, use the dockerhub username
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DOCKERHUB_ORGANIZATION: ${{ secrets.DOCKERHUB_ORGANIZATION == null && secrets.DOCKERHUB_USERNAME || secrets.DOCKERHUB_ORGANIZATION }}
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steps:
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- uses: actions/checkout@v4
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- name: Set env
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run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
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- name: Set up QEMU
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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- name: Login to Docker Hub
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uses: docker/login-action@v3
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if: env.DOCKERHUB_USERNAME != null
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with:
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username: ${{ env.DOCKERHUB_USERNAME }}
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password: ${{ env.DOCKERHUB_PASSWORD }}
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- name: Login to GitHub Container Registry
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uses: docker/login-action@v3
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with:
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registry: ghcr.io
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username: ${{ github.actor }}
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password: ${{ github.token }}
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- id: lowercase-repository
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name: lowercase repository
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uses: ASzc/change-string-case-action@v6
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with:
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string: ${{ github.repository }}
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- name: Build and push (GHCR only)
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uses: docker/build-push-action@v5
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if: env.DOCKERHUB_ORGANIZATION == null
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with:
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context: .
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platforms: linux/amd64,linux/arm64,linux/arm/v7
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push: true
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tags: |
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:dev
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:${{ env.RELEASE_VERSION }}
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- name: Build and push (GHCR + DockerHub)
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uses: docker/build-push-action@v5
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if: env.DOCKERHUB_ORGANIZATION != null
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with:
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context: .
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platforms: linux/amd64,linux/arm64,linux/arm/v7
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push: true
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tags: |
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:dev
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:${{ env.RELEASE_VERSION }}
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${{ secrets.DOCKERHUB_ORGANIZATION != null && format('{0}/saic-python-api-proxy:dev', secrets.DOCKERHUB_ORGANIZATION)}}
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${{ secrets.DOCKERHUB_ORGANIZATION != null && format('{0}/saic-python-api-proxy:{1}', secrets.DOCKERHUB_ORGANIZATION, env.RELEASE_VERSION)}}

‎.github/workflows/build_stable_images.yml‎

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name: 'build stable images'
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on:
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push:
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tags:
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- "[0-9]+.[0-9]+.[0-9]+"
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# TODO: only request needed permissions
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permissions: write-all
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jobs:
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docker:
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runs-on: ubuntu-latest
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env:
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DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
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DOCKERHUB_PASSWORD: ${{ secrets.DOCKERHUB_PASSWORD }}
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# support dockerhub organizations. If none is present, use the dockerhub username
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DOCKERHUB_ORGANIZATION: ${{ secrets.DOCKERHUB_ORGANIZATION == null && secrets.DOCKERHUB_USERNAME || secrets.DOCKERHUB_ORGANIZATION }}
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steps:
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- uses: actions/checkout@v4
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- name: Set env
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run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
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- name: Set up QEMU
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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- name: Login to Docker Hub
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uses: docker/login-action@v3
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if: env.DOCKERHUB_USERNAME != null
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with:
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username: ${{ env.DOCKERHUB_USERNAME }}
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password: ${{ env.DOCKERHUB_PASSWORD }}
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- name: Login to GitHub Container Registry
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uses: docker/login-action@v3
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with:
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registry: ghcr.io
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username: ${{ github.actor }}
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password: ${{ github.token }}
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- id: lowercase-repository
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name: lowercase repository
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uses: ASzc/change-string-case-action@v6
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with:
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string: ${{ github.repository }}
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- name: Build and push (GHCR only)
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uses: docker/build-push-action@v5
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if: env.DOCKERHUB_ORGANIZATION == null
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with:
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context: .
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platforms: linux/amd64,linux/arm64,linux/arm/v7
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push: true
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tags: |
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:latest
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:${{ env.RELEASE_VERSION }}
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- name: Build and push (GHCR + DockerHub)
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uses: docker/build-push-action@v5
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if: env.DOCKERHUB_ORGANIZATION != null
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with:
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context: .
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platforms: linux/amd64,linux/arm64,linux/arm/v7
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push: true
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tags: |
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:latest
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ghcr.io/${{ steps.lowercase-repository.outputs.lowercase }}/saic-python-api-proxy:${{ env.RELEASE_VERSION }}
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${{ secrets.DOCKERHUB_ORGANIZATION != null && format('{0}/saic-python-api-proxy:latest', secrets.DOCKERHUB_ORGANIZATION)}}
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${{ secrets.DOCKERHUB_ORGANIZATION != null && format('{0}/saic-python-api-proxy:{1}', secrets.DOCKERHUB_ORGANIZATION, env.RELEASE_VERSION)}}

‎Dockerfile‎

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# `python-base` sets up all our shared environment variables
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FROM python:3.12-slim as python-base
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# python
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ENV PYTHONUNBUFFERED=1 \
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# prevents python creating .pyc files
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PYTHONDONTWRITEBYTECODE=1 \
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\
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# pip
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PIP_NO_CACHE_DIR=off \
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PIP_DISABLE_PIP_VERSION_CHECK=on \
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PIP_DEFAULT_TIMEOUT=100 \
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\
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# poetry
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# https://python-poetry.org/docs/configuration/#using-environment-variables
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POETRY_VERSION=1.8.3 \
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# make poetry install to this location
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POETRY_HOME="/opt/poetry" \
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# make poetry create the virtual environment in the project's root
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# it gets named `.venv`
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POETRY_VIRTUALENVS_IN_PROJECT=true \
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# do not ask any interactive question
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POETRY_NO_INTERACTION=1 \
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\
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# paths
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# this is where our requirements + virtual environment will live
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PYSETUP_PATH="/opt/pysetup" \
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VENV_PATH="/opt/pysetup/.venv"
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# prepend poetry and venv to path
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ENV PATH="$POETRY_HOME/bin:$VENV_PATH/bin:$PATH"
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# `builder-base` stage is used to build deps + create our virtual environment
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FROM python-base as builder-base
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RUN apt-get update \
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&& apt-get install --no-install-recommends -y \
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# deps for installing poetry
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curl \
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# deps for building python deps
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build-essential
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# install poetry - respects $POETRY_VERSION & $POETRY_HOME
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RUN curl -sSL https://install.python-poetry.org | python
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# copy project requirement files here to ensure they will be cached.
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WORKDIR $PYSETUP_PATH
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COPY poetry.lock pyproject.toml ./
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# install runtime deps - uses $POETRY_VIRTUALENVS_IN_PROJECT internally
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RUN poetry install --no-dev
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FROM python-base as production
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ENV FLASK_ENV=production
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COPY --from=builder-base $PYSETUP_PATH $PYSETUP_PATH
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COPY . /app/
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WORKDIR /app
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EXPOSE 8080
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CMD ["gunicorn", "--bind", "0.0.0.0:8080", "main:app"]

‎README.md‎

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# saic-python-api-proxy
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A python based API proxy for the new SAIC API to allow sharing the same access token across multiple applications
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## Configuration
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| ENV variable | Description |
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|----------------|--------------------------------------------------------------------------------------------------------|
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| SAIC_REST_URI | SAIC API URI. Default is the European Production endpoint: https://gateway-mg-eu.soimt.com/api.app/v1/ |
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| SAIC_REGION | SAIC API region. Default is eu. |
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| SAIC_TENANT_ID | SAIC API tenant ID. Default is 459771. |

‎api.py‎

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from flask import Blueprint
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from proxy import passthrough, proxy_login
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api = Blueprint('api', __name__, url_prefix='/api.app/v1')
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@api.route('/', defaults={'path': ''})
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@api.route('/<path:path>', methods=['GET'])
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async def do_get(path):
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return await passthrough(path=path)
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@api.route('/', defaults={'path': ''}, methods=['POST'])
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@api.route('/<path:path>', methods=['POST'])
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async def do_post(path):
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if path == 'oauth/token':
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return await proxy_login(path=path)
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else:
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return await passthrough(path=path)
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@api.route('/', defaults={'path': ''}, methods=['DELETE'])
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@api.route('/<path:path>', methods=['DELETE'])
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async def do_delete(path):
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return await passthrough(path=path)
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@api.route('/', defaults={'path': ''}, methods=['PUT'])
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@api.route('/<path:path>', methods=['PUT'])
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async def do_put(path):
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return await passthrough(path=path)

‎default_settings.py‎

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from flask import Config
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SAIC_REST_URI = 'https://gateway-mg-eu.soimt.com/api.app/v1/'
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SAIC_REGION = 'eu'
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SAIC_TENANT_ID = '459771'
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def get_api_uri(config: Config) -> str:
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return config.get('SAIC_REST_URI')
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def get_region(config: Config) -> str:
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return config.get('SAIC_REGION')
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def get_tenant_id(config: Config) -> str:
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return config.get('SAIC_TENANT_ID')

‎docker-compose.yml‎

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services:
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saic-python-api-proxy:
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build:
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context: .
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image: "saicismartapi/saic-python-api-proxy:latest"
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container_name: "saic-python-api-proxy"
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ports:
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- "8080:8080"
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environment:
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- SAIC_REST_URI=${SAIC_REST_URI}
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- SAIC_REGION=${SAIC_REGION}
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- SAIC_TENANT_ID=${SAIC_TENANT_ID}

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