ci: test against k3s-channel=latest and use k8s-namespace-report

.github/workflows/test_k3s.yml

@@ -126,16 +126,24 @@ jobs:
  uses: ./
  with:
  k3s-version: ""
- k3s-channel: ""
+ k3s-channel: "latest"
  helm-version: ""
  metrics-enabled: false
  traefik-enabled: false
  docker-enabled: true
 
- - name: Kubectl
+ - name: Print kubectl info
  run: |
  kubectl version
  kubectl get deploy,daemonset,pods --all-namespaces
+
+ - name: Print docker info
+ run: |
+ docker info
+ docker ps
+
+ - name: Verify metrics-server and traefik is installed
+ run: |
  kubectl get --namespace kube-system deploy metrics-server || ret=$?
  if [ $ret -eq 0 ]; then
  echo "ERROR: metrics-server should be disabled"
@@ -146,8 +154,19 @@ jobs:
  echo "ERROR: traefik should be disabled"
  exit 1
  fi
- docker info
- docker ps
+
+ # ref: https:/jupyterhub/action-k8s-namespace-report
+ - name: Kubernetes namespace report
+ uses: jupyterhub/action-k8s-namespace-report@v1
+ if: always()
+ with:
+ namespace: kube-system
+ important-workloads: >
+ ds/calico-node
+ deploy/calico-kube-controllers
+ deploy/metrics-server
+ deploy/traefik
+
 
  # Provides a single status_all check that can be used in GitHub branch
  # protection rules instead of having to list each matrix job