Basic CLI commands

explain

Display documentation for a certain resource.

Example: Display documentation for Pods
$ oc explain pods

login

Log in to the OpenShift Container Platform server and save login information for subsequent use.

Example: Interactive login
$ oc login
Example: Log in specifying a user name
$ oc login -u user1

new-app

Create a new application by specifying source code, a template, or an image.

Example: Create a new application from a local Git repository
$ oc new-app .
Example: Create a new application from a remote Git repository
$ oc new-app https://github.com/sclorg/cakephp-ex
Example: Create a new application from a private remote repository
$ oc new-app https://github.com/youruser/yourprivaterepo --source-secret=yoursecret

new-project

Create a new project and switch to it as the default project in your configuration.

Example: Create a new project
$ oc new-project myproject

project

Switch to another project and make it the default in your configuration.

Example: Switch to a different project
$ oc project test-project

projects

Display information about the current active project and existing projects on the server.

Example: List all projects
$ oc projects

status

Show a high-level overview of the current project.

Example: Show the status of the current project
$ oc status

Build and Deploy CLI commands

cancel-build

Cancel a running, pending, or new build.

Example: Cancel a build
$ oc cancel-build python-1
Example: Cancel all pending builds from the python BuildConfig
$ oc cancel-build buildconfig/python --state=pending

import-image

Import the latest tag and image information from an image repository.

Example: Import the latest image information
$ oc import-image my-ruby

new-build

Create a new BuildConfig from source code.

Example: Create a BuildConfig from a local Git repository
$ oc new-build .
Example: Create a BuildConfig from a remote Git repository
$ oc new-build https://github.com/sclorg/cakephp-ex

rollback

Revert an application back to a previous Deployment.

Example: Roll back to the last successful Deployment
$ oc rollback php
Example: Roll back to a specific version
$ oc rollback php --to-version=3

rollout

Start a new rollout, view its status or history, or roll back to a previous revision of your application.

Example: Roll back to the last successful Deployment
$ oc rollout undo deploymentconfig/php
Example: Start a new rollout for a DeploymentConfig with its latest state
$ oc rollout latest deploymentconfig/php

start-build

Start a build from a BuildConfig or copy an existing build.

Example: Start a build from the specified BuildConfig
$ oc start-build python
Example: Start a build from a previous build
$ oc start-build --from-build=python-1
Example: Set an environment variable to use for the current build
$ oc start-build python --env=mykey=myvalue

tag

Tag existing images into imagestreams.

Example: Configure the ruby image’s latest tag to refer to the image for the 2.0 tag
$ oc tag ruby:latest ruby:2.0

Application management CLI commands

annotate

Update the annotations on one or more resources.

Example: Add an annotation to a Route
$ oc annotate route/test-route haproxy.router.openshift.io/ip_whitelist="192.168.1.10"
Example: Remove the annotation from the Route
$ oc annotate route/test-route haproxy.router.openshift.io/ip_whitelist-

apply

Apply a configuration to a resource by file name or standard in (stdin) in JSON or YAML format.

Example: Apply the configuration in pod.json to a Pod
$ oc apply -f pod.json

autoscale

Autoscale a DeploymentConfig or ReplicationController.

Example: Autoscale to a minimum of two and maximum of five Pods
$ oc autoscale deploymentconfig/parksmap-katacoda --min=2 --max=5

create

Create a resource by file name or standard in (stdin) in JSON or YAML format.

Example: Create a Pod using the content in pod.json
$ oc create -f pod.json

delete

Delete a resource.

Example: Delete a Pod named parksmap-katacoda-1-qfqz4
$ oc delete pod/parksmap-katacoda-1-qfqz4
Example: Delete all Pods with the app=parksmap-katacoda label
$ oc delete pods -l app=parksmap-katacoda

describe

Return detailed information about a specific object.

Example: Describe a Deployment named example
$ oc describe deployment/example
Example: Describe all Pods
$ oc describe pods

edit

Edit a resource.

Example: Edit a DeploymentConfig using the default editor
$ oc edit deploymentconfig/parksmap-katacoda
Example: Edit a DeploymentConfig using a different editor
$ OC_EDITOR="nano" oc edit deploymentconfig/parksmap-katacoda
Example: Edit a DeploymentConfig in JSON format
$ oc edit deploymentconfig/parksmap-katacoda -o json

expose

Expose a Service externally as a Route.

Example: Expose a Service
$ oc expose service/parksmap-katacoda
Example: Expose a Service and specify the host name
$ oc expose service/parksmap-katacoda --hostname=www.my-host.com

get

Display one or more resources.

Example: List Pods in the default namespace
$ oc get pods -n default
Example: Get details about the python DeploymentConfig in JSON format
$ oc get deploymentconfig/python -o json

label

Update the labels on one or more resources.

Example: Update the python-1-mz2rf Pod with the label status set to unhealthy
$ oc label pod/python-1-mz2rf status=unhealthy

scale

Set the desired number of replicas for a ReplicationController or a DeploymentConfig.

Example: Scale the ruby-app DeploymentConfig to three Pods
$ oc scale deploymentconfig/ruby-app --replicas=3

secrets

Manage secrets in your project.

Example: Allow my-pull-secret to be used as an image pull secret by the default service account
$ oc secrets link default my-pull-secret --for=pull

serviceaccounts

Get a token assigned to a service account or create a new token or kubeconfig file for a service account.

Example: Get the token assigned to the default service account
$ oc serviceaccounts get-token default

set

Configure existing application resources.

Example: Sets the name of a secret on a BuildConfig
$ oc set build-secret --source buildconfig/mybc mysecret

Troubleshooting and debugging CLI commands

attach

Attach the shell to a running container.

Example: Get output from the python container from Pod python-1-mz2rf
$ oc attach python-1-mz2rf -c python

cp

Copy files and directories to and from containers.

Example: Copy a file from the python-1-mz2rf Pod to the local file system
$ oc cp default/python-1-mz2rf:/opt/app-root/src/README.md ~/mydirectory/.

debug

Launch a command shell to debug a running application.

Example: Debug the python Deployment
$ oc debug deploymentconfig/python

exec

Execute a command in a container.

Example: Execute the ls command in the python container from Pod python-1-mz2rf
$ oc exec python-1-mz2rf -c python ls

logs

Retrieve the log output for a specific build, BuildConfig, DeploymentConfig, or Pod.

Example: Stream the latest logs from the python DeploymentConfig
$ oc logs -f deploymentconfig/python

port-forward

Forward one or more local ports to a Pod.

Example: Listen on port 8888 locally and forward to port 5000 in the Pod
$ oc port-forward python-1-mz2rf 8888:5000

proxy

Run a proxy to the Kubernetes API server.

Example: Run a proxy to the API server on port 8011 serving static content from ./local/www/
$ oc proxy --port=8011 --www=./local/www/

rsh

Open a remote shell session to a container.

Example: Open a shell session on the first container in the python-1-mz2rf Pod
$ oc rsh python-1-mz2rf

rsync

Copy contents of a directory to or from a running Pod container. Only changed files are copied using the rsync command from your operating system.

Example: Synchronize files from a local directory with a Pod directory
$ oc rsync ~/mydirectory/ python-1-mz2rf:/opt/app-root/src/

run

Create and run a particular image. By default, this creates a DeploymentConfig to manage the created containers.

Example: Start an instance of the perl image with three replicas
$ oc run my-test --image=perl --replicas=3

wait

Wait for a specific condition on one or more resources.

Example: Wait for the python-1-mz2rf Pod to be deleted
$ oc wait --for=delete pod/python-1-mz2rf

Advanced developer CLI commands

api-resources

Display the full list of API resources that the server supports.

Example: List the supported API resources
$ oc api-resources

api-versions

Display the full list of API versions that the server supports.

Example: List the supported API versions
$ oc api-versions

auth

Inspect permissions and reconcile RBAC roles.

Example: Check whether the current user can read Pod logs
$ oc auth can-i get pods --subresource=log
Example: Reconcile RBAC roles and permissions from a file
$ oc auth reconcile -f policy.json

cluster-info

Display the address of the master and cluster services.

Example: Display cluster information
$ oc cluster-info

convert

Convert a YAML or JSON configuration file to a different API version and print to standard output (stdout).

Example: Convert pod.yaml to the latest version
$ oc convert -f pod.yaml

extract

Extract the contents of a ConfigMap or secret. Each key in the ConfigMap or secret is created as a separate file with the name of the key.

Example: Download the contents of the ruby-1-ca ConfigMap to the current directory
$ oc extract configmap/ruby-1-ca
Example: Print the contents of the ruby-1-ca ConfigMap to stdout
$ oc extract configmap/ruby-1-ca --to=-

idle

Idle scalable resources. An idled Service will automatically become unidled when it receives traffic or it can be manually unidled using the oc scale command.

Example: Idle the ruby-app Service
$ oc idle ruby-app

image

Manage images in your OpenShift Container Platform cluster.

Example: Copy an image to another tag
$ oc image mirror myregistry.com/myimage:latest myregistry.com/myimage:stable

observe

Observe changes to resources and take action on them.

Example: Observe changes to Services
$ oc observe services

patch

Updates one or more fields of an object using strategic merge patch in JSON or YAML format.

Example: Update the spec.unschedulable field for node node1 to true
$ oc patch node/node1 -p '{"spec":{"unschedulable":true}}'

If you must patch a Custom Resource Definition, you must include the --type merge option in the command.

policy

Manage authorization policies.

Example: Add the edit role to user1 for the current project
$ oc policy add-role-to-user edit user1

process

Process a template into a list of resources.

Example: Convert template.json to a resource list and pass to oc create
$ oc process -f template.json | oc create -f -

registry

Manage the integrated registry on OpenShift Container Platform.

Example: Display information about the integrated registry
$ oc registry info

replace

Modify an existing object based on the contents of the specified configuration file.

Example: Update a Pod using the content in pod.json
$ oc replace -f pod.json

Settings CLI commands

completion

Output shell completion code for the specified shell.

Example: Display completion code for Bash
$ oc completion bash

config

Manage the client configuration files.

Example: Display the current configuration
$ oc config view
Example: Switch to a different context
$ oc config use-context test-context

logout

Log out of the current session.

Example: End the current session
$ oc logout

whoami

Display information about the current session.

Example: Display the currently authenticated user
$ oc whoami

Other developer CLI commands

help

Display general help information for the CLI and a list of available commands.

Example: Display available commands
$ oc help
Example: Display the help for the new-project command
$ oc help new-project

plugin

List the available plug-ins on the user’s PATH.

Example: List available plug-ins
$ oc plugin list

version

Display the oc client and server versions.

Example: Display version information
$ oc version