6-start-project-with-django-and-docker (#4)

Dockerfile

@@ -1,17 +1,13 @@
-FROM python:3.12-alpine
-
-RUN addgroup --system gdwrapper && adduser --system --ingroup gdwrapper --disabled-password gdwrapper
-
-USER gdwrapper
-
-RUN cd ~ && mkdir app
+FROM python:3.9-slim
 
 WORKDIR /app
+COPY . /app/
+
+WORKDIR /app/backend
 
-COPY requirements.txt .
+RUN pip install --upgrade pip && pip install -r /app/requirements.txt
 
-RUN pip3 install -r requirements.txt
+EXPOSE 8000
 
-COPY ./hello_world .
+CMD ["sh", "-c", "python backend/manage.py migrate && python backend/manage.py runserver 0.0.0.0:8000"]
 
-CMD [ "python3", "main.py" ]

backend/backend/asgi.py

@@ -0,0 +1,16 @@
+"""
+ASGI config for backend project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'backend.settings')
+
+application = get_asgi_application()

backend/backend/settings.py

@@ -0,0 +1,101 @@
+"""
+Django settings for backend project.
+
+Generated by 'django-admin startproject' using Django 3.2.12.
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/topics/settings/
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/3.2/ref/settings/
+"""
+import os
+import urllib.parse
+from pathlib import Path
+from os.path import join as path_join
+from dotenv import dotenv_values
+
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+# Загружаем переменные окружения из файла .env (на уровне выше BASE_DIR)
+config = dotenv_values(path_join(BASE_DIR.parent, ".env"))
+
+SECRET_KEY = config.get("DJANGO_SECRET_KEY")
+ALLOWED_HOSTS = ['localhost', '0.0.0.0']
+DEBUG = True
+
+# Получаем переменные подключения к MongoDB
+DB_NAME = config.get("DB_NAME")
+DB_USER = config.get("DB_USER")
+DB_PASSWORD = config.get("DB_PASSWORD")
+DATABASE_HOST = config.get("DATABASE_HOST", "mongodb")
+DATABASE_PORT = config.get("DATABASE_PORT", "27017")
+
+# Экранируем пароль для корректного формирования URI
+DB_PASSWORD_ENCODED = urllib.parse.quote_plus(DB_PASSWORD)
+
+# Формируем строку подключения к MongoDB с указанием authSource=admin
+MONGO_URI = f"mongodb://{DB_USER}:{DB_PASSWORD_ENCODED}@{DATABASE_HOST}:{DATABASE_PORT}/{DB_NAME}?authSource=admin"
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'djongo',
+        'CLIENT': {
+            'host': MONGO_URI,
+        }
+    }
+}
+
+# Остальные настройки (INSTALLED_APPS, MIDDLEWARE, TEMPLATES, WSGI_APPLICATION и т.д.)
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'backend.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'backend.wsgi.application'
+
+AUTH_PASSWORD_VALIDATORS = [
+    {'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',},
+    {'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',},
+    {'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',},
+    {'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',},
+]
+
+LANGUAGE_CODE = 'en-us'
+TIME_ZONE = 'UTC'
+USE_I18N = True
+USE_L10N = True
+USE_TZ = True
+
+STATIC_URL = '/static/'
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

backend/backend/urls.py

@@ -0,0 +1,21 @@
+"""backend URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/3.2/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+]

backend/backend/wsgi.py

@@ -0,0 +1,16 @@
+"""
+WSGI config for backend project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/3.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'backend.settings')
+
+application = get_wsgi_application()

backend/manage.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'backend.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()

docker-compose.yml

@@ -1,33 +1,36 @@
-version: '3.1'
+version: '3.8'
 
 services:
-
-  mongo:
-    image: mongo
-    restart: always
+  web:
+    build: .
+    container_name: django_app
+    command: python manage.py runserver 0.0.0.0:8000
+    env_file: .env
+    volumes:
+      - .:/app
     ports:
-      - ${MONGO_DB_PORT}:${MONGO_DB_PORT}
+      - "8000:8000"
     environment:
-      MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
-      MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
-    networks:
-      - gdwrapper_network
-
+      DJANGO_SECRET_KEY: ${DJANGO_SECRET_KEY}
+      DB_NAME: ${DB_NAME}
+      DB_USER: ${DB_USER}
+      DB_PASSWORD: ${DB_PASSWORD}
+      DATABASE_HOST: ${DATABASE_HOST}
+      DATABASE_PORT: ${DATABASE_PORT}
 
-  gdwrapper:
-    image: gdwrapepr
-    build: .
+  mongodb:
+    image: mongo:4.4
+    container_name: mongo_db
+    restart: always
+    env_file: .env
     environment:
-      MONGO_INITDB_ROOT_USERNAME: ${MONGO_INITDB_ROOT_USERNAME}
-      MONGO_INITDB_ROOT_PASSWORD: ${MONGO_INITDB_ROOT_PASSWORD}
-      MONGO_DB_HOST: ${MONGO_DB_HOST}
-      MONGO_DB_PORT: ${MONGO_DB_PORT}
-    depends_on:
-      - mongo
-    networks:
-      - gdwrapper_network
-
+      MONGO_INITDB_ROOT_USERNAME: ${DB_USER}
+      MONGO_INITDB_ROOT_PASSWORD: ${DB_PASSWORD}
+      MONGO_INITDB_DATABASE: ${DB_NAME}
+    ports:
+      - "27017:27017"
+    volumes:
+      - mongo-data:/data/db
 
-networks:
-  gdwrapper_network:
-    driver: bridge
+volumes:
+  mongo-data:

env.example

@@ -0,0 +1,6 @@
+DB_NAME=...
+DB_USER=...
+DB_PASSWORD=...
+DJANGO_SECRET_KEY=...
+DATABASE_HOST=...
+DATABASE_PORT=...

requirements.txt

@@ -2,3 +2,6 @@ dnspython==2.7.0
 dotenv==0.9.9
 pymongo==4.11.1
 python-dotenv==1.0.1
+Django>=3.2
+djongo==1.3.6
+pytz==2023.3