haproxyconf-2022/README.md

haproxyconf-2022

Request lifecycle

1. HAProxy frontend external
2. HAProxy backend varnish
3. Varnish
4. HAProxy frontend internal
5. HAProxy backend internal
6. Web-server

PROXY protocol

Additional features

• reject request at TCP-level for maximum efficiency
• reject request at HTTP-level for maximum customizability
• per-site maintenance mode (with IP-whitelist bypass)
• customizable DEBUG level in HTTP headers
• per-site custom error response
• Let's Encrypt challenge pass-through