Sample — sample

# Keep approximately 20% of authenticated webhook requests.
# 0 drops all; 1 keeps all. Each execution makes an independent decision.
# Set WEBHOOK_SECRET before serving, then send signed JSON to /webhooks/sample.
# Run: hookway serve --config examples/sample.yaml
server:
  addr: ":8080"
  max_body_bytes: 1048576

destinations:
  primary:
    type: webhook
    webhook:
      url: "https://example.com/hooks"

flows:
  sampled_events:
    nodes:
      - {id: in, type: http_trigger, path: /webhooks/sample, methods: [POST]}
      - {id: body, type: read_body, max_bytes: 1048576}
      - {id: auth, type: auth, scheme: hmac_sha256_hex, secret: "${WEBHOOK_SECRET}", signature_header: X-Signature}
      - {id: env, type: envelope, body_format: json}
      - {id: sample_events, type: sample, rate: 0.2}
      - {id: send, type: publish, destination: primary, target: events}
    edges: [in>body, body>auth, auth>env, env>sample_events, sample_events>send]