R2 (Object Storage)

Outline

1. R2 Overview

• What Cloudflare R2 is
• Object storage service
• Advantages (no egress fees, S3-compatible)

2. Create an R2 Bucket

• Create a bucket
• Naming rules
• Region selection

3. Upload and Manage Objects

• Upload files

  • Dashboard upload
  • API upload
  • Bulk uploads

• File management

  • List objects
  • Download
  • Delete
  • Metadata

4. R2 APIs

• S3-compatible API

  • Compatibility notes
  • Using AWS SDKs
  • Authentication setup

• R2 API

  • R2-specific APIs
  • Access via Workers

5. Integrate with Workers

• Access R2 in Workers
• Read/write operations
• Streaming
• Real-world scenarios

6. Access Control

• Public access

  • Public buckets
  • Public URLs

• Private access

  • Access tokens
  • Signed URLs
  • Temporary access

7. Custom Domains

• Bind a custom domain
• CDN acceleration
• SSL certificate setup

8. Cost Optimization

• Storage costs
• Request costs
• No-egress advantage
• Optimization tips

9. Use Cases

• Static asset storage
• Media hosting
• Backup and archive
• Integrations with Workers/Pages

10. FAQs

• Bucket creation failed
• Upload failures
• Access permission issues
• API call problems

11. Summary

• R2’s core strengths
• Where to use it
• Best practices