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Chapter 5. Using the CLI tools

The two primary CLI tools used for managing resources in the cluster are:

  • The container-native virtualization virtctl client
  • The OpenShift Container Platform oc client

5.1. Prerequisites
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5.2. Virtctl client commands
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The virtctl client is a command-line utility for managing container-native virtualization resources. The following table contains the virtctl commands used throughout the container-native virtualization documentation.

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Table 5.1. virtctl client commands
CommandDescription

virtctl start <vm>

Start a virtual machine.

virtctl stop <vm>

Stop a virtual machine.

virtctl restart <vm>

Restart a virtual machine.

virtctl expose <vm>

Create a service that forwards a designated port of a virtual machine or virtual machine instance and expose the service on the specified port of the node.

virtctl console <vmi>

Connect to a serial console of a virtual machine instance.

virtctl vnc <vmi>

Open a VNC connection to a virtual machine instance.

virtctl image-upload <…​>

Upload a virtual machine image to a PersistentVolumeClaim.

5.3. OpenShift Container Platform client commands
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The OpenShift Container Platform oc client is a command-line utility for managing OpenShift Container Platform resources. The following table contains the oc commands used throughout the container-native virtualization documentation.

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Table 5.2. oc commands
CommandDescription

oc login -u <user_name>

Log in to the OpenShift Container Platform cluster as <user_name>.

oc get <object_type>

Display a list of objects for the specified object type in the project.

oc describe <object_type> <resource_name>

Display details of the specific resource in the project.

oc create -f <object_config>

Create a resource in the project from a filename or from stdin.

oc edit <object_type> <resource_name>

Edit a resource in the project.

oc delete <object_type> <resource_name>

Delete a resource in the project.

For more comprehensive information on oc client commands, see the OpenShift Container Platform CLI tools documentation.

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