castai-webhooks-events

# CAST AI Webhooks & Events ## Overview CAST AI emits events for node lifecycle changes, autoscaler decisions, and security findings. Configure webhook endpoints or use the audit log API to track all cluster operations. Integrates with Slack, PagerDuty, and custom HTTP endpoints. ## Prerequisites - CAST AI cluster connected and active - HTTPS endpoint for receiving webhooks (or Slack webhook URL) - API key with Full Access ## Instructions ### Step 1: Configure Notification Channels in Console Navigate to console.cast.ai > your cluster > Notifications. Available channels: - **Slack**: Webhook URL integration - **Email**: Per-user notifications - **PagerDuty**: Incident escalation - **Custom webhook**: Any HTTPS endpoint ### Step 2: Query Audit Log via API ```bash # Get recent cluster operations curl -s -H "X-API-Key: ${CASTAI_API_KEY}" \ "https://api.cast.ai/v1/kubernetes/clusters/${CASTAI_CLUSTER_ID}/audit-log?limit=20" \ | jq '.items[] | { time: .createdAt, action: .action, initiator: .initiatedBy, details: .details }' ``` ### Step 3: Build a Custom Notification Handler ```typescript // castai-webhook-handler.ts import express from "express"; const app = express(); app.use(express.json()); interface CastAIEvent { eventType: string; clusterId: string; clusterName: string; timestamp: string; data: { nodeName?: string; instanceType?: string; lifecycle?: string; action?: string; savingsImpact?: number; }; } app...