Edge Network Architecture
Travis L. Guckert
LeMay Publishing
TECHNICAL
Edge Network Architecture
Network Engineering16,814 words78 chapters
Published by LeMay Publishing. 16,814 words across 78 chapters.
About This Publication
Technical manual on Cloudflare Workers, edge computing patterns, and distributed network architecture.
Published by LeMay Publishing, a division of LeMay. Massachusetts.
ISBN: 979-8-0000-5124-5
Chapters
1EDGE NETWORK ARCHITECTURE
2Cloudflare Workers, Edge Computing Patterns, and Distributed Network Design
3TABLE OF CONTENTS
4PREFACE
5On the Architecture of Proximity
6CHAPTER 1
7The Edge Paradigm: Foundations of Distributed Compute
8CHAPTER 2
9Cloudflare Workers: Runtime Architecture and Execution Model
10CHAPTER 3
11Request Handling and Routing at the Edge
12wrangler.toml for the gateway Worker
13CHAPTER 4
14Edge Data Architecture
15wrangler.toml
16CHAPTER 5
17Caching Strategies and Content Delivery
18CHAPTER 6
19Security at the Edge
20CHAPTER 7
21Performance Engineering
22CHAPTER 8
23Advanced Patterns: Full-Stack Edge Applications
24CHAPTER 9
25Reliability, Failover, and Multi-Cloud Edge Design
26CHAPTER 10
27Operational Excellence: Deployment, Testing, and Governance
28.github/workflows/deploy.yml
29Deploy a new version without routing traffic to it
30Route 5% of traffic to the new version
31After validation, increase to 50%
32Full rollout
33wrangler.toml for the primary Worker
34CHAPTER 11
35Case Architectures: Reference Designs
36CHAPTER 12
37The Future of Edge Computing
38APPENDIX A
39Cloudflare Workers API Quick Reference
40APPENDIX B
41Wrangler Configuration Schema
42Required: Worker name
43Required: Entry point
44Required: Compatibility date (determines runtime behavior)
45Optional: Compatibility flags
46Optional: Account ID (can also be set via env var)
47account_id = "your-account-id"
48Optional: Workers for Platforms dispatch namespace
49dispatch_namespace = "my-dispatch"
50Optional: Placement configuration
51Optional: Build configuration
52Optional: Limits
53Environment variables
54KV Namespace bindings
55preview_id = "preview-namespace-id" # For wrangler dev
56R2 Bucket bindings
57preview_bucket_name = "my-bucket-preview"
58D1 Database bindings
59Durable Object bindings
60Durable Object migrations
61Service bindings
62environment = "production" # Optionally specify the environment
63Queue producers
64Queue consumers
65Analytics Engine bindings
66Hyperdrive bindings
67AI binding
68Cron Triggers
69Tail Workers
70Route configuration
71OR use custom domains:
72custom_domain = "api.example.com"
73Environment-specific overrides
74KV overrides for staging
75APPENDIX C
76Glossary of Terms
77REFERENCES AND FURTHER READING
78INDEX