Kubernetes Zoo

Projects:

• Elastic Search
  • Single Instance StatefulSet(DaemonSet used to handle node config: related issue)
    • Deploy: kubectl apply -f basic-elasticsearch.yaml
  • Simple Cluster of 3 Instances/2 Masters sized to fit on a ns-standard-1 instance from gcp
    • Deploy: chmod +x deploy.sh && ./deploy.sh
    • Note this can take 10-15 Minute before the service is available, probably due to CPU limits
• Sample wordpress App with MySql - Makes use of persistent volumes/StatefulSets
• Basic Guestbook App
  • Redis Master/Slave Configuration
  • Ingress Service

useful images:

• for performing nslookup/ping
  • kubectl run bb-diagnostics --image=radial/busyboxplus:curl -it --rm

Command Cheatsheet

• kubectl top nodes
• kubectl top pods
• kubectl logs -f [POD]
• kubectl get all
• gcloud container clusters resize [CLUSTER_NAME] --node-pool [POOL_NAME] --num-nodes [NUM_NODES]