The client submits an order checkout request with authentication headers (`Authorization: Bearer user_9921`). The Edge Load Balancer terminates TLS and dispatches the packet inward.
ACTIVE WIRE PROTOCOL
HTTPS POST /api/v1/checkout
POST /api/v1/checkout HTTP/2
CLIENT
SOURCE
Client / Consumers
Web, Mobile & Scripts
EDGE LB
ROUTING
Edge Load Balancer
TLS & Layer-4 Shield
GATEWAY
API Gateway (PEP)
Envoy / Kong Interceptor
RULE ENGINE
Dynamic Rules Config
IP, User & Route Quotas
REDIS STORE
Redis Token Bucket
In-Memory Quota Hash
LUA SANDBOX
Atomic Lua Engine
Single-Threaded Sandbox
BACKEND API
Protected Services
Checkout, Payments & Auth
DATABASE
PostgreSQL State
Durable Orders & Ledger
TIMELINE:
Click any step pill or block to inspect • Press PLAY to resume flow.