Production container (#17)

* Add gunicorn for production server, use alpine linux container

* use gunicorn for prod container, freeze dependencies

* change port

* don't remove build deps

* remove redundant user directive

Author: JHNUL

Dockerfile

@@ -1,6 +1,11 @@
-FROM python:3.11.2-bullseye
+FROM python:3.11.2-alpine@sha256:d811538656b665bba649b3ac2c3fc8a5187e24cd510a34d7e905d7ec4534fb89
+
+
+RUN apk update && \
+  apk add postgresql-dev gcc musl-dev && \
+  addgroup -S quizgroup && \
+  adduser -S -h /home/quizmaster quizmaster -G quizgroup
 
-RUN useradd -ms /bin/bash quizmaster
 USER quizmaster
 WORKDIR /home/quizmaster
 
@@ -11,4 +16,4 @@ RUN python3 -m pip install --upgrade pip && \
   pip install --user -r requirements.txt --no-cache-dir && \
   pip cache purge
 
-CMD [ "python3", "-m", "flask", "run", "--host=0.0.0.0"]
+CMD [ "python3", "-m", "gunicorn", "--access-logfile=-", "--workers=2", "--threads=4",  "--worker-class=gthread", "--bind=0.0.0.0", "src.app:app" ]

docker-compose-ci.yml

@@ -14,7 +14,7 @@ services:
     build: .
     restart: "no"
     ports:
-      - 5000:5000
+      - 5000:8000
     environment:
       DATABASE_URL: ${DATABASE_URL}
       SECRET_KEY: ${SECRET_KEY}

docs/Howto.md

@@ -5,6 +5,7 @@
 - Python v3.11+
 - Create virtual environment with venv (optional)
 - run `pip install -r requirements-dev.txt`
+  <br>Note that `requirements.txt` is for production use and contains minimal dependencies.
 - Docker
 - psql
 - create an `.env` file with the following content using your own passwords and secrets

requirements-dev.txt

@@ -1,11 +1,49 @@
-flask==2.2.3
-flask-sqlalchemy==3.0.3
-psycopg2-binary==2.9.5
-python-dotenv==1.0.0
+astroid==2.15.1
+async-generator==1.10
+attrs==22.2.0
 autopep8==2.0.2
-pylint==2.17.0
+certifi==2022.12.7
+charset-normalizer==3.1.0
+click==8.1.3
+dill==0.3.6
+exceptiongroup==1.1.1
+Faker==18.3.1
+Flask==2.2.3
+Flask-SQLAlchemy==3.0.3
+greenlet==2.0.2
+h11==0.14.0
+idna==3.4
 invoke==2.0.0
+isort==5.12.0
+itsdangerous==2.1.2
+Jinja2==3.1.2
+lazy-object-proxy==1.9.0
+MarkupSafe==2.1.2
+mccabe==0.7.0
+outcome==1.2.0
+platformdirs==3.2.0
+psycopg2-binary==2.9.5
+pycodestyle==2.10.0
+pylint==2.17.0
+PySocks==1.7.1
+python-dateutil==2.8.2
+python-dotenv==1.0.0
+requests==2.28.2
 robotframework==6.0.2
-robotframework-seleniumlibrary==6.0.0
-robotframework-requests==0.9.4
 robotframework-faker==5.0.0
+robotframework-pythonlibcore==4.1.2
+robotframework-requests==0.9.4
+robotframework-seleniumlibrary==6.0.0
+selenium==4.8.3
+six==1.16.0
+sniffio==1.3.0
+sortedcontainers==2.4.0
+SQLAlchemy==2.0.7
+tomlkit==0.11.7
+trio==0.22.0
+trio-websocket==0.10.2
+typing_extensions==4.5.0
+urllib3==1.26.15
+Werkzeug==2.2.3
+wrapt==1.15.0
+wsproto==1.2.0

requirements.txt

@@ -1,4 +1,13 @@
-flask==2.2.3
-flask-sqlalchemy==3.0.3
+click==8.1.3
+Flask==2.2.3
+Flask-SQLAlchemy==3.0.3
+greenlet==2.0.2
+gunicorn==20.1.0
+itsdangerous==2.1.2
+Jinja2==3.1.2
+MarkupSafe==2.1.2
 psycopg2==2.9.5
-python-dotenv==1.0.0
+python-dotenv==1.0.0
+SQLAlchemy==2.0.7
+typing_extensions==4.5.0
+Werkzeug==2.2.3