To install kubectl on Ubuntu run the following commands:
sudo curl -fsSLo /usr/share/keyrings/kubernetes-archive-keyring.gpg https://packages.cloud.google.com/apt/doc/apt-key.gpg echo "deb [signed-by=/usr/share/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list sudo apt update sudo apt install -y kubectl
To verify that it works run the following command:
And it should respond with something similar to the following:
kubectl controls the Kubernetes cluster manager. Find more information at: https://kubernetes.io/docs/reference/kubectl/overview/ Basic Commands (Beginner): create Create a resource from a file or from stdin expose Take a replication controller, service, deployment or pod and expose it as a new Kubernetes service run Run a particular image on the cluster set Set specific features on objects Basic Commands (Intermediate): explain Get documentation for a resource get Display one or many resources edit Edit a resource on the server delete Delete resources by file names, stdin, resources and names, or by resources and label selector Deploy Commands: rollout Manage the rollout of a resource scale Set a new size for a deployment, replica set, or replication controller autoscale Auto-scale a deployment, replica set, stateful set, or replication controller Cluster Management Commands: certificate Modify certificate resources. cluster-info Display cluster information top Display resource (CPU/memory) usage cordon Mark node as unschedulable uncordon Mark node as schedulable drain Drain node in preparation for maintenance taint Update the taints on one or more nodes Troubleshooting and Debugging Commands: describe Show details of a specific resource or group of resources logs Print the logs for a container in a pod attach Attach to a running container exec Execute a command in a container port-forward Forward one or more local ports to a pod proxy Run a proxy to the Kubernetes API server cp Copy files and directories to and from containers auth Inspect authorization debug Create debugging sessions for troubleshooting workloads and nodes Advanced Commands: diff Diff the live version against a would-be applied version apply Apply a configuration to a resource by file name or stdin patch Update fields of a resource replace Replace a resource by file name or stdin wait Experimental: Wait for a specific condition on one or many resources kustomize Build a kustomization target from a directory or URL. Settings Commands: label Update the labels on a resource annotate Update the annotations on a resource completion Output shell completion code for the specified shell (bash, zsh or fish) Other Commands: alpha Commands for features in alpha api-resources Print the supported API resources on the server api-versions Print the supported API versions on the server, in the form of "group/version" config Modify kubeconfig files plugin Provides utilities for interacting with plugins version Print the client and server version information Usage: kubectl [flags] [options] Use "kubectl <command> --help" for more information about a given command. Use "kubectl options" for a list of global command-line options (applies to all commands).
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