Overview
Tamper-evident event store for all trading activity, risk decisions, configuration changes, and system events. Persists all events within 1 second.
Documents
Audit Log Event History
Responsibilities
Captures and persists all AuditEvent records for compliance, debugging, and reporting.
- Subscribes to AuditEvent events on the EventBus
- Stores events in an append-only log (in-memory for Milestone 1)
- Provides query interface for retrieving audit history by symbol, event type, or time range
AuditEvent Types
| Event Type | Published By |
|---|---|
SIGNAL_GENERATED |
Strategy Engine |
RISK_APPROVED |
Risk Management Engine |
RISK_REJECTED |
Risk Management Engine |
ORDER_CREATED |
Order Management System |
ORDER_REJECTED |
Order Management System |
ORDER_FILLED |
Order Management System |
ORDER_CANCELLED |
Order Management System |
Event Flow
AuditEvent (any source) → AuditLog → stored in append-only logSource
src/components/audit_log.py