~/lightning

Lightning Talk: Scaling Kubernetes Global Balancer with Crossplane - Yury Tsarev, Absa Group

Lightningat Crossplane Community Day Europe 2021 · on Tuesday, 2021-05-04· [kubernetes, cloud-infrastructure]
github:ytsarev
slides:none on file

Absa runs 120+ clusters with a Kubernetes-native global load balancer called k8gb that uses DNS and avoids a control-plane single point of failure. Crossplane composite resource definitions (XRDs) and provider-helm wrap the k8gb Helm chart so operators only supply five parameters, credentials propagate as secrets via custom templates, and Argo/Flux GitOps applies tiny XRC YAMLs. Result: repetitive Helm templating disappears, deployments instantiate across regions (eust1, Africa) and reach Ready state automatically.

AI-written summary · about

  1. 0:00Introduction
  2. 0:15Crossplane setup
  3. 2:08What is kgb
  4. 3:26Deployment challenges
  5. 3:48Repetitive helm configuration
  6. 5:02GitHub
  7. 5:55Demo
  8. 9:35Conclusion
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