Add docker-compose for production environment

Author: Hironsan

app/.dockerignore

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+**/bundle/
+**/node_modules/
+**/webpack-stats.json
+
+**/*.sqlite3
+**/.env
+**/junitxml/
+**/staticfiles/
+**/venv/
+**/__pycache__/

app/Dockerfile

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+FROM python:3.6
+
+# set work directory
+WORKDIR /app
+
+# set environment variables
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+# install psycopg2 dependencies
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y python3-dev libpq-dev unixodbc-dev
+
+# install dependencies
+RUN pip install --upgrade pip setuptools
+COPY ./requirements.txt /app/requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
+
+# copy project
+COPY . /app/

app/requirements.txt

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+apache-libcloud==2.4.0
+applicationinsights==0.11.7
+coverage==4.5.3
+dj-database-url==0.5.0
+Django==2.1.7
+django-cloud-browser==0.5.0
+django-filter==2.0.0
+django-heroku==0.3.1
+django-webpack-loader==0.6.0
+django-widget-tweaks==1.4.2
+django-polymorphic==2.0.3
+django-pyodbc-azure==2.1.0.0
+django-rest-polymorphic==0.1.8
+djangorestframework==3.8.2
+djangorestframework-csv==2.1.0
+djangorestframework-filters==0.10.2
+environs==4.1.0
+djangorestframework-xml==1.4.0
+Faker==0.9.1
+flake8==3.6.0
+furl==2.0.0
+gunicorn==19.9.0
+lockfile==0.12.2
+mixer==6.1.3
+model-mommy==1.6.0
+psycopg2-binary==2.7.7
+python-dateutil==2.7.3
+pytz==2018.4
+requests==2.21.0
+six==1.11.0
+seqeval==0.0.6
+social-auth-app-django==3.1.0
+social-auth-core[azuread]==3.0.0
+text-unidecode==1.2
+tornado==5.0.2
+unittest-xml-reporting==2.5.1
+vcrpy==2.0.1
+vcrpy-unittest==0.1.7
+whitenoise[brotli]==4.1.2
+conllu==1.3.2

app/tools/run.sh

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+#!/usr/bin/env bash
+
+set -o errexit
+
+echo "Initializing database"
+python manage.py wait_for_db
+python manage.py migrate
+# python manage.py create_roles
+
+if [[ -n "${ADMIN_USERNAME}" ]] && [[ -n "${ADMIN_PASSWORD}" ]] && [[ -n "${ADMIN_EMAIL}" ]]; then
+  python manage.py create_admin \
+    --username "${ADMIN_USERNAME}" \
+    --password "${ADMIN_PASSWORD}" \
+    --email "${ADMIN_EMAIL}" \
+    --noinput \
+  || true
+fi
+
+echo "Starting django"
+gunicorn --bind 0.0.0.0:8000 app.wsgi --timeout 300

docker-compose.prod.yml

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+version: "3"
+services:
+
+  backend:
+    build: ./app
+    command: ["/app/tools/run.sh", "0.0.0.0:8000"]
+    volumes:
+      - ./app/:/app/
+    environment:
+      ADMIN_USERNAME: "admin"
+      ADMIN_PASSWORD: "password"
+      ADMIN_EMAIL: "[email protected]"
+      DATABASE_URL: "postgres://doccano:doccano@postgres:5432/doccano?sslmode=disable"
+      ALLOW_SIGNUP: "False" 
+    ports:
+      - 8000:8000
+    depends_on:
+      - postgres
+
+  nginx:
+    build: ./nginx
+    volumes:
+      - static_volume:/home/app/web/staticfiles
+    ports:
+      - 1337:80
+    depends_on:
+      - backend
+
+  postgres:
+    image: postgres:12.0-alpine
+    volumes:
+      - postgres_data:/var/lib/postgresql/data/
+    environment:
+      POSTGRES_USER: "doccano"
+      POSTGRES_PASSWORD: "doccano"
+      POSTGRES_DB: "doccano"
+    ports:
+      - 5432:5432
+
+volumes:
+  postgres_data:
+  static_volume:

nginx/Dockerfile

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+FROM nginx:1.17.4-alpine
+
+RUN rm /etc/nginx/conf.d/default.conf
+COPY nginx.conf /etc/nginx/conf.d

nginx/nginx.conf

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+server {
+    listen 80;
+    charset utf-8;
+
+    location /v1/ {
+        proxy_pass http://backend:8000/v1/;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header Host $host;
+        proxy_redirect off;
+    }
+}
+
+server_tokens off;