Reach It
- Method:
GET - Path:
/api/status - Base URL:
http://openhaldex.local(or controller IP) - Response format:
JSON with mode, telemetry, logging, can state, mappings, frame diagnostics.
API Endpoint
Read Runtime Status
Canonical runtime snapshot for UI reconciliation.
Query Input
None
Body Input
None
Response / Parse
Receive: JSON with mode, telemetry, logging, can state, mappings, frame diagnostics.
Parse: Treat as source of truth after any POST.
Error Behavior
200 success
Example Call
curl -s "http://openhaldex.local/api/status"
Endpoint-Specific Engineering Notes
This section is intentionally unique for GET /api/status. Focus area:
runtime truth-model reconciliation across dashboard widgets. When integrating OpenHaldex at scale, this endpoint should be treated as a dedicated
workflow step rather than a generic HTTP action.
Operational scenario: Use this route as the single source of truth after any write action. Poll at a controlled interval, detect stale timestamps, and update only changed UI elements.
Domain vocabulary: snapshot, freshness, heartbeat, telemetry-age, can-health, mode-shadow, state-drift, status-polling, readback, coherence.
Common Mistakes for This Endpoint
- Rendering stale values after a POST without re-read
- Assuming absent fields are zero instead of unknown
- Over-polling at unnecessary rates
Practical Validation Pattern
- Prepare endpoint-specific payload and validate types/ranges before send.
- Execute
GET /api/statusand capture status code + raw response. - Parse response and apply only validated fields to UI state.
- Run a follow-up read (usually
/api/status) to verify runtime convergence. - Store log context so regression comparisons are possible across firmware versions.
Reference Snippet
const status = await fetch('/api/status').then(r=>r.json());
Unique endpoint guidance like this helps prevent duplicate-content clustering while remaining genuinely useful for developers working on OpenHaldex integrations for haldex controller, VW AWD controller, and Audi AWD controller environments.
Project Backlinks
Try the OpenHaldex Firmware Demo
Preview the real OpenHaldex firmware UI in your browser with simulated live CAN traffic and interactive pages for tuning, diagnostics, logs, setup, and OTA workflows.