Introduce traffic_spike alert type for monitoring system and per-master
traffic levels with configurable thresholds stored in database.
- Add AlertThresholdConfig model for persistent threshold configuration
- Implement GET/PUT /admin/alerts/thresholds endpoints for threshold management
- Add traffic spike detection in alert detector cron job:
- Global QPS monitoring across all masters
- Per-master RPM/TPM checks with minimum sample thresholds
- Per-master RPD/TPD checks for daily limits
- Use warning severity at threshold, critical at 2x threshold
- Include metric metadata (value, threshold, window) in alert details
- Update API documentation with new endpoints and alert type
Add ReportAlerts endpoint for Data Plane to report alerts to Control Plane
with fingerprint-based deduplication using a 5-minute cooldown period.
Changes:
- Add POST /internal/alerts/report endpoint with validation
- Add Fingerprint field to Alert model for deduplication
- Extend GetAPIKeyStatsSummary with optional time range filtering
using since/until query parameters to query from log records
Introduce a comprehensive alert management system for monitoring
system events and notifications.
Changes include:
- Add Alert model with type, severity, status, and metadata fields
- Implement AlertHandler with full CRUD operations (create, list,
get, acknowledge, resolve, dismiss)
- Add alert statistics endpoint for counts by status and severity
- Register Alert model in database auto-migration
- Add minute-level aggregation to log stats (limited to 6-hour range)
