apiVersion: v1
kind: Namespace
metadata:
  name: loadtest
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: k6-script
  namespace: loadtest
data:
  test.js: |
    // Generic load generator. Configured by env:
    //   TARGET_URL  - full URL to hit
    //   VUS         - virtual users per pod (default 20)
    //   DURATION    - k6 duration string (default "60s")
    import http from 'k6/http';
    import { check, sleep } from 'k6';

    const target = __ENV.TARGET_URL || 'http://example.com';
    const vus = parseInt(__ENV.VUS || '20');
    const duration = __ENV.DURATION || '60s';

    export const options = {
      stages: [
        { duration: '10s', target: vus },
        { duration: duration, target: vus },
        { duration: '5s', target: 0 },
      ],
      thresholds: { http_req_failed: ['rate<0.01'] },
      noConnectionReuse: false,
    };

    export default function () {
      const res = http.get(target, { timeout: '10s' });
      check(res, { 'status 2xx/3xx': (r) => r.status < 300 });
      sleep(1 / vus * 10);
    }