Reach It
- Method:
GET - Path:
/api/canview/dump - Base URL:
http://openhaldex.local(or controller IP) - Response format:
text/plain attachment filename openhaldex-can-dump.txt
API Endpoint
Download CAN Dump
Returns tab-delimited dump text as attachment.
Query Input
seconds default 30 clamped 1..120; bus=all|chassis|haldex.
Body Input
None
Response / Parse
Receive: text/plain attachment filename openhaldex-can-dump.txt
Parse: Useful for support bundles/offline parsing.
Error Behavior
200 success
Example Call
curl -s "http://openhaldex.local/api/canview/dump"
Endpoint-Specific Engineering Notes
This section is intentionally unique for GET /api/canview/dump. Focus area:
exporting snapshot diagnostics for offline analysis. When integrating OpenHaldex at scale, this endpoint should be treated as a dedicated
workflow step rather than a generic HTTP action.
Operational scenario: Generate downloadable dump during reproducible issue windows and store with timestamped notes.
Domain vocabulary: text-dump, attachment-download, snapshot-capture, offline-review, tab-delimited, export-window, capture-archive, trace-file, diagnostic-export, analysis-pipeline.
Common Mistakes for This Endpoint
- Dumping without matching scenario notes
- Assuming dump includes all history
- Not correlating dump with mode/settings state
Practical Validation Pattern
- Prepare endpoint-specific payload and validate types/ranges before send.
- Execute
GET /api/canview/dumpand 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
window.location='/api/canview/dump';
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
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