Initial commit
Working example of empty django app with gunicorn, nginx, and postgersql. Source: https://blog.bitsacm.in/django-on-docker/
This commit is contained in:
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project.env
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venv
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__pycache__
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*.pyc
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# Use the official Python image from the Docker Hub
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FROM python:3
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# These two environment variables prevent __pycache__/ files.
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ENV PYTHONUNBUFFERED 1
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ENV PYTHONDONTWRITEBYTECODE 1
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# We need to install netcat (used by entrypoint.sh)
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# as it is not installed by default
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RUN apt-get update && apt-get install -y netcat
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# Create an app user in the app group.
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RUN useradd --user-group --create-home --no-log-init --shell /bin/bash app
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ENV APP_HOME=/home/app/web
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# Create the staticfiles directory. This avoids permission errors.
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RUN mkdir -p $APP_HOME/staticfiles
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RUN chown app:app $APP_HOME/staticfiles
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# Change the workdir.
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WORKDIR $APP_HOME
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# Copy the requirements.txt file.
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COPY ./requirements.txt $APP_HOME
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# Upgrade pip
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RUN pip install --upgrade pip
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# Install the requirements.
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RUN pip install -r requirements.txt
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# Copy the rest of the code.
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COPY . $APP_HOME
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USER app:app
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ENTRYPOINT ["/home/app/web/entrypoint.sh"]
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"""
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ASGI config for djangoproject project.
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It exposes the ASGI callable as a module-level variable named ``application``.
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For more information on this file, see
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https://docs.djangoproject.com/en/3.1/howto/deployment/asgi/
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"""
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import os
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from django.core.asgi import get_asgi_application
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoproject.settings')
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application = get_asgi_application()
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import os
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class Database:
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NAME = os.getenv('POSTGRES_DB')
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USER = os.getenv('POSTGRES_USER')
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PASSWORD = os.getenv('POSTGRES_PASSWORD')
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HOST = os.getenv('DATABASE_HOST')
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PORT = os.getenv('DATABASE_PORT')
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class Secrets:
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SECRET_KEY = 'ladm3zbrp7y$c9h$-jz+(@0)d*zpppges+to67z-pg$wbzcqm='
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"""
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Django settings for djangoproject project.
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Generated by 'django-admin startproject' using Django 3.1.5.
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For more information on this file, see
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https://docs.djangoproject.com/en/3.1/topics/settings/
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For the full list of settings and their values, see
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https://docs.djangoproject.com/en/3.1/ref/settings/
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"""
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import os
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from pathlib import Path
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# Build paths inside the project like this: BASE_DIR / 'subdir'.
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BASE_DIR = Path(__file__).resolve().parent.parent
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from djangoproject.local_settings import Database, Secrets
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# Quick-start development settings - unsuitable for production
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# See https://docs.djangoproject.com/en/3.1/howto/deployment/checklist/
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# SECURITY WARNING: keep the secret key used in production secret!
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SECRET_KEY = Secrets.SECRET_KEY
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# SECURITY WARNING: don't run with debug turned on in production!
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DEBUG = True
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ALLOWED_HOSTS = ["localhost", "127.0.0.1", "0.0.0.0"]
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# Application definition
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INSTALLED_APPS = [
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'django.contrib.admin',
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'django.contrib.auth',
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'django.contrib.contenttypes',
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'django.contrib.sessions',
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'django.contrib.messages',
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'django.contrib.staticfiles',
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]
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MIDDLEWARE = [
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'django.middleware.security.SecurityMiddleware',
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'django.contrib.sessions.middleware.SessionMiddleware',
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'django.middleware.common.CommonMiddleware',
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'django.middleware.csrf.CsrfViewMiddleware',
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'django.contrib.auth.middleware.AuthenticationMiddleware',
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'django.contrib.messages.middleware.MessageMiddleware',
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'django.middleware.clickjacking.XFrameOptionsMiddleware',
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]
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ROOT_URLCONF = 'djangoproject.urls'
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TEMPLATES = [
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{
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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'DIRS': [],
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'APP_DIRS': True,
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'OPTIONS': {
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'context_processors': [
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'django.template.context_processors.debug',
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'django.template.context_processors.request',
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'django.contrib.auth.context_processors.auth',
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'django.contrib.messages.context_processors.messages',
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],
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},
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},
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]
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WSGI_APPLICATION = 'djangoproject.wsgi.application'
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# Database
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# https://docs.djangoproject.com/en/3.1/ref/settings/#databases
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DATABASES = {
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"default": {
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"ENGINE": "django.db.backends.postgresql",
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"NAME": Database.NAME,
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"USER": Database.USER,
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"PASSWORD": Database.PASSWORD,
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"HOST": Database.HOST,
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"PORT": Database.PORT,
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}
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}
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# Password validation
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# https://docs.djangoproject.com/en/3.1/ref/settings/#auth-password-validators
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AUTH_PASSWORD_VALIDATORS = [
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{
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'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
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},
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]
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# Internationalization
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# https://docs.djangoproject.com/en/3.1/topics/i18n/
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LANGUAGE_CODE = 'en-us'
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TIME_ZONE = 'UTC'
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USE_I18N = True
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USE_L10N = True
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USE_TZ = True
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# Static files (CSS, JavaScript, Images)
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# https://docs.djangoproject.com/en/3.1/howto/static-files/
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STATIC_URL = '/static/'
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STATIC_ROOT = os.path.join(BASE_DIR, "staticfiles")
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"""djangoproject URL Configuration
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The `urlpatterns` list routes URLs to views. For more information please see:
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https://docs.djangoproject.com/en/3.1/topics/http/urls/
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Examples:
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Function views
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1. Add an import: from my_app import views
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2. Add a URL to urlpatterns: path('', views.home, name='home')
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Class-based views
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1. Add an import: from other_app.views import Home
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2. Add a URL to urlpatterns: path('', Home.as_view(), name='home')
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Including another URLconf
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1. Import the include() function: from django.urls import include, path
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2. Add a URL to urlpatterns: path('blog/', include('blog.urls'))
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"""
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from django.contrib import admin
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from django.urls import path
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urlpatterns = [
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path('admin/', admin.site.urls),
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]
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"""
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WSGI config for djangoproject project.
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It exposes the WSGI callable as a module-level variable named ``application``.
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For more information on this file, see
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https://docs.djangoproject.com/en/3.1/howto/deployment/wsgi/
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"""
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import os
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from django.core.wsgi import get_wsgi_application
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoproject.settings')
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application = get_wsgi_application()
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#!/bin/sh
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if [ "$DATABASE" = "postgres" ]; then
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echo "Waiting for postgres..."
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while ! nc -z $DATABASE_HOST $DATABASE_PORT; do
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sleep 0.1
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done
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echo "PostgreSQL started"
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fi
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# Make migrations and migrate the database.
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echo "Making migrations and migrating the database"
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python manage.py makemigrations main --noinput
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python manage.py migrate --noinput
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echo "collectiong static files"
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python manage.py collectstatic --noinput
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exec "$@"
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#!/usr/bin/env python
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"""Django's command-line utility for administrative tasks."""
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import os
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import sys
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def main():
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"""Run administrative tasks."""
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoproject.settings')
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try:
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from django.core.management import execute_from_command_line
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except ImportError as exc:
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raise ImportError(
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"Couldn't import Django. Are you sure it's installed and "
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"available on your PYTHONPATH environment variable? Did you "
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"forget to activate a virtual environment?"
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) from exc
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execute_from_command_line(sys.argv)
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if __name__ == '__main__':
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main()
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appdirs==1.4.3
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asgiref==3.3.1
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CacheControl==0.12.6
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certifi==2019.11.28
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chardet==3.0.4
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colorama==0.4.3
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contextlib2==0.6.0
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distlib==0.3.0
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distro==1.4.0
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Django==3.1.5
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gunicorn==20.0.4
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html5lib==1.0.1
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idna==2.8
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ipaddr==2.2.0
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lockfile==0.12.2
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msgpack==0.6.2
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packaging==20.3
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pep517==0.8.2
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progress==1.5
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psycopg2-binary==2.8.6
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pyparsing==2.4.6
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pytoml==0.1.21
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pytz==2020.5
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requests==2.22.0
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retrying==1.3.3
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six==1.14.0
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sqlparse==0.4.1
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urllib3==1.25.8
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webencodings==0.5.1
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version: '3'
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services:
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db:
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container_name: postgresdb
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image: postgres:latest
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restart: always
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env_file:
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- project.env
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ports:
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- 5432:5432
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volumes:
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- postgres-data:/var/lib/postgresql/data
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web:
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container_name: django
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build: djangoproject/
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command: >
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gunicorn djangoproject.wsgi:application --bind 0.0.0.0:8000 --workers=4
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env_file:
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- project.env
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expose:
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- 8000
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depends_on:
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- db
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volumes:
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- staticfiles:/home/app/web/staticfiles
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nginx:
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container_name: nginx
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image: nginx:mainline-alpine
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restart: always
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ports:
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- 8888:80
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volumes:
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- ./nginx:/etc/nginx/conf.d
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- staticfiles:/home/app/web/staticfiles
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depends_on:
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- web
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volumes:
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postgres-data:
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staticfiles:
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upstream djangoapp {
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server django:8000;
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}
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server {
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listen 80;
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listen [::]:80;
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location /static/ {
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alias /home/app/web/staticfiles/;
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}
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location / {
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proxy_pass http://djangoapp;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header Host $host;
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proxy_redirect off;
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}
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}
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POSTGRES_USER=dbadmin
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POSTGRES_PASSWORD=verysecretdbpassword
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POSTGRES_DB=project_db
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DATABASE=postgres
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DATABASE_HOST=postgresdb
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DATABASE_PORT=5432
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