Zero-Loss IoT Telemetry Ingestion & Immutable EU GDP Compliance Architecture
Bottleneck & Risk Diagnosis
Dispatchers managing high-value biologics currently juggle delayed webhook alerts and 4 distinct spreadsheets, leaving room for unrecorded temperature breaches and customs transit bottlenecks. Without an append-only audit trail and idempotent webhook handler, excursion investigations require hours of manual reconciliation and fail EU GDP qualification audits.
Engineered Solution Overview
This architecture deploys a high-throughput webhook ingestion relay using Rust and Redis deduplication to capture raw IoT sensor pings with zero packet loss. Telemetry is evaluated against EU GDP thermal profiles, automatically flagging excursions, triggering customs workflows, and writing state changes into an immutable PostgreSQL ledger for electronic Qualified Person sign-off.
Recommended Production Tech Stack
Selected for deterministic reliability, strict type safety, and low cloud overheadIdempotent Sensor Ingestion
Rust-powered Axum webhook receiver verifying HMAC signatures and using Redis 7 keys to deduplicate burst pings from cellular reefers without database locking.
Automated Excursion Quarantine
Background Tokio workers analyze rolling MKT (Mean Kinetic Temperature) windows, instantly locking batches that exceed 2°C–8°C parameters and alerting dispatchers.
Append-Only Audit Ledger
PostgreSQL 16 double-entry state ledger enforcing immutable hash chaining on customs holds, excursion notes, and Qualified Person (QP) cryptographic release signatures.
System Dataflow & Topology (Mermaid.js)
End-to-end request lifecycle, persistence boundaries, and asynchronous workersRendering system topology...
Sardana Webhook Relay & DLQ Engine
Production-grade webhook ingestion platform with HMAC validation, Redis deduplication, and zero-data-loss dead letter replay mechanisms.