Static and Media Files

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Static Files(DOCUMENTATION)

Introduction

In production, Django doesn't serve static files efficiently. You need a proper strategy for serving CSS, JavaScript, images, and user uploads.

Key Concepts

Static Files: CSS, JavaScript, images that ship with your code.

Media Files: User-uploaded files stored at runtime.

WhiteNoise: Middleware for serving static files from Django.

CDN: Content Delivery Network for global distribution.

Deep Dive

Configuring Static Files

python
# settings/production.py
STATIC_URL = '/static/'
STATIC_ROOT = BASE_DIR / 'staticfiles'

# Collect all static files
# python manage.py collectstatic

Using WhiteNoise

python
# pip install whitenoise

# settings/production.py
MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'whitenoise.middleware.WhiteNoiseMiddleware',  # After security
    ...
]

STATICFILES_STORAGE = 'whitenoise.storage.CompressedManifestStaticFilesStorage'

Media Files with Cloud Storage

python
# pip install django-storages boto3

# settings/production.py
DEFAULT_FILE_STORAGE = 'storages.backends.s3boto3.S3Boto3Storage'
AWS_ACCESS_KEY_ID = os.environ['AWS_ACCESS_KEY_ID']
AWS_SECRET_ACCESS_KEY = os.environ['AWS_SECRET_ACCESS_KEY']
AWS_STORAGE_BUCKET_NAME = 'my-media-bucket'
AWS_S3_REGION_NAME = 'us-east-1'
AWS_DEFAULT_ACL = 'public-read'

CDN Configuration

python
# Serve static from CDN
STATIC_URL = 'https://cdn.example.com/static/'

# Or use CloudFront with S3
AWS_S3_CUSTOM_DOMAIN = 'd1234567890.cloudfront.net'

Best Practices

  1. Use WhiteNoise for static: Simple and efficient.
  2. Cloud storage for media: S3, GCS, or Azure Blob.
  3. CDN for global distribution: Faster loading worldwide.
  4. Versioned static files: Use ManifestStaticFilesStorage.

Summary

Use WhiteNoise for static files, cloud storage (S3) for media files, and consider a CDN for global distribution. Always run collectstatic before deployment.

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