AWS S3 — Storage, Hosting, and CDN Guide
Sanjeev SharmaAdvertisement
AWS S3 — Storage, Hosting, and CDN Guide
S3 provides scalable object storage for data, backups, and static web hosting.
Bucket Operations
# Create bucket
aws s3 mb s3://my-bucket
# List objects
aws s3 ls s3://my-bucket
# Upload file
aws s3 cp file.txt s3://my-bucket/
# Upload directory
aws s3 sync ./local-dir s3://my-bucket/
# Download
aws s3 cp s3://my-bucket/file.txt ./
# Delete
aws s3 rm s3://my-bucket/file.txt
Static Website Hosting
# Enable static hosting
aws s3 website s3://my-bucket \
--index-document index.html \
--error-document error.html
# Upload files
aws s3 sync ./dist s3://my-bucket/
# Website URL: http://my-bucket.s3-website-us-east-1.amazonaws.com
CloudFront CDN
# Create distribution
aws cloudfront create-distribution --distribution-config file://config.json
FAQ
Q: How do I make S3 objects public? A: Use bucket policies and ACLs. Recommended: use CloudFront with OAI for better security.
Q: What's S3 versioning? A: Keeps multiple versions of objects. Enable for backup protection.
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