• Rhino is an implementation of JavaScript in Java.
  • API
  • ECMAScript compatibility table
  • Compatibility table to show which advanced JavaScript features from ES6, and ES2016+ are implemented.
• {code} - Resources for VMware developer
  • PowerCLI
• VCF Operations Orchestrator API
• Swagger Editor
  Editor to edit OpenAPI definitions in YAML or valid Swagger JSON and to preview this documentation.
• curl
  client URL (cURL) is a command line tool for developers to transfer data to and from a server.

• Prints the current version of Kubernetes.
  kubectl version

• Lists all pods in all namespaces.
  kubectl get pods --all-namespaces
  kubectl get pods -A
• Lists all pods in the namespace prelude.
  kubectl get pods -n prelude
• Shows labels for all pods in the namespace prelude.
  kubectl get pods -n prelude --show-labels
• Lists the pod with the given name in the namesspace prelude.
  kubectl get pods -n prelude vco-app-76dc8f9558-65t5t
• Filters on label query app=vco-app in the namespace prelude.
  kubectl get pods -l app=vco-app -n prelude
• Gets all containers of the vco-app in the namespace prelude.
  kubectl get pods -l app=vco-app -n prelude -o jsonpath="{.items[*].spec.containers[*].image}"
• Shows details of the vco-app pod in the namespace prelude.
  kubectl describe pod/vco-app-76dc8f9558-65t5t -n prelude
• Executes the given command in the primary container of the pod.
  kubectl exec -it -n prelude vco-app-76dc8f9558-65t5t -- /bin/bash
  In the container the running processes can be displayed with the command ps -A.

• Provides all information of the Kubernetes cluster.
  kubectl get all
• Provides information about the nodes.
  kubectl get nodes
  kubectl get nodes -n prelude
• Shows details of the given node.
  kubectl describe node aria-auto.corp.vmbeans.com
  Here also the Container Runtime Version in the System Information area.
• Provides information about the events.
  kubectl get events
• Shows details of the given pod in YAML format.
  kubectl get pod <pod-name> -n <namespace> -o yaml

• Download from https://get.k3s.io/ the bash script install.sh.
• Download from https://github.com/k3s-io/k3s/releases the ELF binary k3s.
• Download from https://github.com/k3s-io/k3s/releases k3s-airgap-images-amd64.tar.gz.
• Copy all files to the home directory via Windows Explorer.
  \\wsl.localhost\Ubuntu\home\[yourUserName]
• Create a directory.
  sudo mkdir -p /var/lib/rancher/k3s/agent/images/
• Move a file.
  sudo mv k3s-airgap-images-amd64.tar.gz /var/lib/rancher/k3s/agent/images/
• Set mode for k3s.
  chmod 777 ./k3s
• Set mode for install.sh.
  chmod 777 ./install.sh
• Move k3s to a directory.
  sudo mv k3s /usr/local/bin/
• Install and start K3S.
  sudo INSTALL_K3S_SKIP_DOWNLOAD=true ./install.sh
• Check it.
  sudo k3s kubectl get nodes
  sudo k3s kubectl get pods --all-namespaces
• Stop all containers and reset.
  /usr/local/bin/k3s-killall.sh
• Start the servers again.
  sudo systemctl start k3s

• Load image from archive.
  podman load -i ./photon5.tar
• Create subdirectory and change to it.
  mkdir helloworld
  cd helloworld
• Create file with the name Dockerfile.
  FROM docker.io/library/photon:5.0
  CMD ["echo", "Hello World!"]
• Build image.
  podman build --tag helloworld:v1.0 .
• Get images.
  podman images
• Run image.
  podman run --name helloworld helloworld:v1.0
• Get container id.
  podman container ls -a
• Generate Kubernetes YAML file.
  podman generate kube <container-id> -f=helloworld.yaml
• Save the image.
  podman save -o ./helloworld.tar helloworld:v1.0

• Copy files to \\wsl.localhost\Ubuntu\home\[yourUserName]
  cp /mnt/c/Users/Public/helloworld/helloworld.yaml .
  cp /mnt/c/Users/Public/helloworld/helloworld.tar .
• Push image to orchestration.
  (ctr = containerd, high-level container runtime)
  sudo ctr images import helloworld.tar
• View all images.
  (crictl = container runtime interface control)
  sudo crictl images
• Run pod.
  (kubectl = Kubernetes control for interacting with the apiserver)
  sudo kubectl run helloworld --image=localhost/helloworld:v1.0
• Create and run pod via YAML file.
  sudo kubectl create -f helloworld.yaml
• Read the log, to get the "Hello World!" message.
  sudo kubectl logs -p helloworld-pod
• Get detailed information about the pod.
  sudo kubectl get pod helloworld -n default -o yaml
• Cleanup the pod.
  sudo kubectl delete pod helloworld-pod
• Delete image.
  sudo crictl rmi localhost/helloworld:v1.0

• Downloads the specified image from Docker Hub.
  docker pull mcr.microsoft.com/powershell (Microsoft Artifact Registry)
  docker pull photon:4.0-20250518 (Docker Hub Container Image Library)
  podman pull photon:5.0
  podman pull photon:latest
  docker pull registry.access.redhat.com/ubi9 (Red Hat Container Registry)
  Hint: For the commands above is an internet connect necessary.
• Saves the specified image to a local target.
  docker save -o C:\Users\Public\powershell.tar mcr.microsoft.com/powershell
  docker save -o C:\Users\Public\photon4.tar photon:4.0-20250518
  podman save -o ~/photon5.tar photon:5.0
  docker save -o C:\Users\Public\rhel9.tar registry.access.redhat.com/ubi9
• Loads the specified image from a local source.
  docker load -i C:\Users\Public\powershell.tar
  docker load -i C:\Users\Public\photon4.tar
  podman load -i ~/photon5.tar
• Lists all available images.
  docker images
  podman images
• Runs the named image as container in interactive mode.
  docker run --interactive --tty --name powershell mcr.microsoft.com/powershell
  docker run -it --name photon photon:4.0-20250518
  podman run -it --name photon photon:5.0
  docker run -it --name rhel registry.access.redhat.com/ubi9
• Connects the named container in interactive mode.
  docker attach powershell
  docker attach photon
• Copies a PowerShell script into the container.
  docker cp C:\Users\Public\helloWorld.ps1 powershell:/root/HelloWorld.ps1
• Executes the PowerShell script in the container and delivers the result.
  docker exec powershell pwsh -command "/root/HelloWorld.ps1"
• Lists all containers.
  docker container ls -a
  podman container ls -a
• Stops the running named container.
  docker stop powershell
  docker stop photon
  podman stop photon
• Deletes the named container.
  docker rm --force powershell
  docker rm --force photon
  podman rm --force photon
• Deletes the named image.
  docker rmi --force mcr.microsoft.com/powershell
  docker rmi --force photon:4.0-20250518
  podman rmi --force photon:5.0
• Removes all unused components.
  podman system prune --all --force
  podman rmi --all --force

Manage Containers