kubernetes-training

Versions

1. Kubernetes: v1.36.1
2. Kustomize: kustomize/v5.8.1
3. Helm: v4.3.0
4. Traefik: v3.7.13
5. ArgoCD: v3.5.3
6. Prometheus-Operator: v0.94.1
7. Prometheus: v3.15.0
8. Grafana: 13.2.2
9. Grafana Operator: v5.25.0
10. Grafana Loki: not pinned
11. Grafana Tempo: not pinned
12. Jaegar: not pinned(ToDo)
13. Strimzi: 1.2.0
14. Kind: v0.33.0
15. Ingress Nginx Controller: controller-v1.15.1
16. Conftest: v0.24.0
17. Istio: 1.31.1
18. Postgres Operator: v2.0.2
19. KNative: not pinned
20. Skaffold: not pinned
21. eck: 3.5.0
22. Kyverno: not pinned(ToDo)
23. Polaris: not pinned
24. Kubeflow: not pinned
25. Vitess: v24.0.3(ToDo)
26. TiDB: not pinned(ToDo)
27. TimescaleDB: not pinned(ToDo)
28. MySQL Operator: 0.3.0
29. Cert Manager: v1.21.2
30. Gatekeeper: v3.23.1
31. Elasticsearch (ECK sample): 9.5.4
32. Kibana (ECK sample): 9.5.4
33. MySQL (Helm/Kustomize sample): 8.4.11
34. PostgreSQL (Grafana HA sample): 18.6

Contents

Contents are organized based on Cloud Native Trail Map:

• https://github.com/cncf/trailmap
• https://www.cncf.io/blog/2018/03/08/introducing-the-cloud-native-landscape-2-0-interactive-edition/

1. CONTAINERIZATION

1. Containers 101: attach vs. exec - what's the difference?

2. CI/CD

1. ArgoCD
2. Conftest
3. Kyverno: https://kyverno.io/
4. Polaris: https://www.fairwinds.com/polaris

3. ORCHESTRATION & APPLICATION DEFINITION

1. Kubernetes

   1. Useful Commands

      • DNS

        kubectl apply -f https://k8s.io/examples/admin/dns/dnsutils.yaml
        kubectl exec -i -t dnsutils -- nslookup kubernetes.default
        

      • Debug with ephemeral containers (alpha in 1.22, beta in 1.23)

        kubectl run ephemeral-demo --image=k8s.gcr.io/pause:3.1 --restart=Never
        kubectl debug -it ephemeral-demo --image=busybox --target=ephemeral-demo
        

      • Create pod with busyboxy-curl

        kubectl run -it --rm=true busybox --image=yauritux/busybox-curl --restart=Never
        

        1. Kubernetes Cluster
      • local cluster: kind, minikube, Docker Desktop
      • kubeadm-local: Set up Kubernetes Cluster with kubeadm (local)
      • Kubernetes The Hard Way: Set up Kubernetes Cluster on GCP (kubernetes-the-hard-way)
        1. Kubernetes Components
      • kubernetes-scheduler
      • etcd
      • kube-apiserver
      • kube-controller-manager
      • kube-proxy
      • kubelet
        1. Kubernetes Operator
      • client-go
      • apimachinery
      • controller-runtime
        1. Kubernetes Testing
      • e2e-framework
        1. More Practices of Applications on Kubernetes
        2. Kubernetes Features
      • Autoscaler HPA with custom metrics
      • amazon-eks-workshop
        1. Kubernetes Extensions
      • kubernetes-operator
      • kubernetes-scheduler
      • plugins (todo)
        1. Namespaces
      • hierarchical namespaces (HNC)
        1. Deloyment Managemet
      • Knative
      • Skaffold: https://skaffold.dev/ (ToDo)
        1. Middleware (Operator)
      • strimzi
      • eck
        1. Security
      • Cert Manager
        1. Machine Learning
      • kubeflow
      • Helm
        1. Helm vs Kustomize

4. OBSERVABILITY & ANALYTICS

1. Prometheus
   1. Prometheus Operator
2. Jaeger: https://www.jaegertracing.io/
   1. Opentelemetry & Jaeger
3. Opentelemetry (ToDo)
4. fluentd (ToDo)
5. [Thanos (todo)] https://thanos.io/
6. Grafana
7. Grafana Operator
8. Grafana Loki
9. Grafana Tempo

5. SERVICE PROXY, DISCOVERY & MESH

1. Istio
2. Envoy
3. CoreDNS (ToDo)
4. Linkerd (ToDo)

6. NETWORKING, POLICY & SECURITY

1. Open Policy Agent
   1. gatekeeper
   2. conftest
2. CNI (ToDo)
3. falco (ToDo)
4. Kubernetes Gateway API
   1. Envoy Gateway
   2. Istio
   3. Kong
   4. NGINX Kubernetes Gateway
   5. traefik
5. Ingress
   1. ingress-nginx-controller

7. DISTRIBUTED DATABASE & STORAGE

1. etcd
2. Vitess: https://github.com/vitessio/vitess (ToDo)
3. Rook: https://rook.io/ (ToDo)
4. TiDB: https://github.com/pingcap/tidb (ToDo)
5. TimescaleDB: https://github.com/timescale/timescaledb-kubernetes (ToDo)
6. Others: Databases
   1. mysql-operator
   2. postgres-operator

8. STREAMING & MESSAGING

1. gRPC: https://grpc.io/ (ToDo)
2. NATS: https://nats.io/ (ToDo)
3. cloudevents: https://cloudevents.io/ (ToDo)

9. CONTAINER REGISTRY & RUNTIME

1. containerd: https://containerd.io/ (ToDo)
2. harbor: https://goharbor.io/ (ToDo)
3. cri-o: https://cri-o.io/ (ToDo)

10. SOFTWARE DISTRIBUTION

1. The Update Framework: https://theupdateframework.io/ (ToDo)
2. Notary: https://notaryproject.dev/ (ToDo)