This documentation is for a release that is no longer maintained
See documentation for the latest supported version 3 or the latest supported version 4.Chapter 4. Developer CLI commands
4.1. Basic CLI commands Copy linkLink copied to clipboard!
4.1.1. explain Copy linkLink copied to clipboard!
Display documentation for a certain resource.
Example: Display documentation for Pods
oc explain pods
$ oc explain pods
4.1.2. login Copy linkLink copied to clipboard!
Log in to the OpenShift Container Platform server and save login information for subsequent use.
Example: Interactive login
oc login
$ oc login
Example: Log in specifying a user name
oc login -u user1
$ oc login -u user1
4.1.3. new-app Copy linkLink copied to clipboard!
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 .
$ oc new-app .
Example: Create a new application from a remote Git repository
oc new-app https://github.com/sclorg/cakephp-ex
$ 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
$ oc new-app https://github.com/youruser/yourprivaterepo --source-secret=yoursecret
4.1.4. new-project Copy linkLink copied to clipboard!
Create a new project and switch to it as the default project in your configuration.
Example: Create a new project
oc new-project myproject
$ oc new-project myproject
4.1.5. project Copy linkLink copied to clipboard!
Switch to another project and make it the default in your configuration.
Example: Switch to a different project
oc project test-project
$ oc project test-project
4.1.6. projects Copy linkLink copied to clipboard!
Display information about the current active project and existing projects on the server.
Example: List all projects
oc projects
$ oc projects
4.1.7. status Copy linkLink copied to clipboard!
Show a high-level overview of the current project.
Example: Show the status of the current project
oc status
$ oc status
4.2. Build and Deploy CLI commands Copy linkLink copied to clipboard!
4.2.1. cancel-build Copy linkLink copied to clipboard!
Cancel a running, pending, or new build.
Example: Cancel a build
oc cancel-build python-1
$ oc cancel-build python-1
Example: Cancel all pending builds from the python
BuildConfig
oc cancel-build buildconfig/python --state=pending
$ oc cancel-build buildconfig/python --state=pending
4.2.2. import-image Copy linkLink copied to clipboard!
Import the latest tag and image information from an image repository.
Example: Import the latest image information
oc import-image my-ruby
$ oc import-image my-ruby
4.2.3. new-build Copy linkLink copied to clipboard!
Create a new BuildConfig
from source code.
Example: Create a BuildConfig from a local Git repository
oc new-build .
$ oc new-build .
Example: Create a BuildConfig from a remote Git repository
oc new-build https://github.com/sclorg/cakephp-ex
$ oc new-build https://github.com/sclorg/cakephp-ex
4.2.4. rollback Copy linkLink copied to clipboard!
Revert an application back to a previous Deployment.
Example: Roll back to the last successful Deployment
oc rollback php
$ oc rollback php
Example: Roll back to a specific version
oc rollback php --to-version=3
$ oc rollback php --to-version=3
4.2.5. rollout Copy linkLink copied to clipboard!
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
$ oc rollout undo deploymentconfig/php
Example: Start a new rollout for a DeploymentConfig with its latest state
oc rollout latest deploymentconfig/php
$ oc rollout latest deploymentconfig/php
4.2.6. start-build Copy linkLink copied to clipboard!
Start a build from a BuildConfig
or copy an existing build.
Example: Start a build from the specified BuildConfig
oc start-build python
$ oc start-build python
Example: Start a build from a previous build
oc start-build --from-build=python-1
$ 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
$ oc start-build python --env=mykey=myvalue
4.2.7. tag Copy linkLink copied to clipboard!
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
$ oc tag ruby:latest ruby:2.0
4.3. Application management CLI commands Copy linkLink copied to clipboard!
4.3.1. annotate Copy linkLink copied to clipboard!
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"
$ 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-
$ oc annotate route/test-route haproxy.router.openshift.io/ip_whitelist-
4.3.2. apply Copy linkLink copied to clipboard!
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
$ oc apply -f pod.json
4.3.3. autoscale Copy linkLink copied to clipboard!
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
$ oc autoscale deploymentconfig/parksmap-katacoda --min=2 --max=5
4.3.4. create Copy linkLink copied to clipboard!
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
$ oc create -f pod.json
4.3.5. delete Copy linkLink copied to clipboard!
Delete a resource.
Example: Delete a Pod named parksmap-katacoda-1-qfqz4
oc delete pod/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
$ oc delete pods -l app=parksmap-katacoda
4.3.6. describe Copy linkLink copied to clipboard!
Return detailed information about a specific object.
Example: Describe a Deployment named example
oc describe deployment/example
$ oc describe deployment/example
Example: Describe all Pods
oc describe pods
$ oc describe pods
4.3.7. edit Copy linkLink copied to clipboard!
Edit a resource.
Example: Edit a DeploymentConfig using the default editor
oc edit deploymentconfig/parksmap-katacoda
$ oc edit deploymentconfig/parksmap-katacoda
Example: Edit a DeploymentConfig using a different editor
OC_EDITOR="nano" oc edit deploymentconfig/parksmap-katacoda
$ OC_EDITOR="nano" oc edit deploymentconfig/parksmap-katacoda
Example: Edit a DeploymentConfig in JSON format
oc edit deploymentconfig/parksmap-katacoda -o json
$ oc edit deploymentconfig/parksmap-katacoda -o json
4.3.8. expose Copy linkLink copied to clipboard!
Expose a Service externally as a Route.
Example: Expose a Service
oc expose service/parksmap-katacoda
$ oc expose service/parksmap-katacoda
Example: Expose a Service and specify the host name
oc expose service/parksmap-katacoda --hostname=www.my-host.com
$ oc expose service/parksmap-katacoda --hostname=www.my-host.com
4.3.9. get Copy linkLink copied to clipboard!
Display one or more resources.
Example: List Pods in the default
namespace
oc get pods -n default
$ oc get pods -n default
Example: Get details about the python
DeploymentConfig in JSON format
oc get deploymentconfig/python -o json
$ oc get deploymentconfig/python -o json
4.3.10. label Copy linkLink copied to clipboard!
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
$ oc label pod/python-1-mz2rf status=unhealthy
4.3.11. scale Copy linkLink copied to clipboard!
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
$ oc scale deploymentconfig/ruby-app --replicas=3
4.3.12. secrets Copy linkLink copied to clipboard!
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
$ oc secrets link default my-pull-secret --for=pull
4.3.13. serviceaccounts Copy linkLink copied to clipboard!
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
$ oc serviceaccounts get-token default
4.3.14. set Copy linkLink copied to clipboard!
Configure existing application resources.
Example: Sets the name of a secret on a BuildConfig
oc set build-secret --source buildconfig/mybc mysecret
$ oc set build-secret --source buildconfig/mybc mysecret
4.4. Troubleshooting and debugging CLI commands Copy linkLink copied to clipboard!
4.4.1. attach Copy linkLink copied to clipboard!
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
$ oc attach python-1-mz2rf -c python
4.4.2. cp Copy linkLink copied to clipboard!
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/.
$ oc cp default/python-1-mz2rf:/opt/app-root/src/README.md ~/mydirectory/.
4.4.3. debug Copy linkLink copied to clipboard!
Launch a command shell to debug a running application.
Example: Debug the python
Deployment
oc debug deploymentconfig/python
$ oc debug deploymentconfig/python
4.4.4. exec Copy linkLink copied to clipboard!
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
$ oc exec python-1-mz2rf -c python ls
4.4.5. logs Copy linkLink copied to clipboard!
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
$ oc logs -f deploymentconfig/python
4.4.6. port-forward Copy linkLink copied to clipboard!
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
$ oc port-forward python-1-mz2rf 8888:5000
4.4.7. proxy Copy linkLink copied to clipboard!
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/
$ oc proxy --port=8011 --www=./local/www/
4.4.8. rsh Copy linkLink copied to clipboard!
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
$ oc rsh python-1-mz2rf
4.4.9. rsync Copy linkLink copied to clipboard!
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/
$ oc rsync ~/mydirectory/ python-1-mz2rf:/opt/app-root/src/
4.4.10. run Copy linkLink copied to clipboard!
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
$ oc run my-test --image=perl --replicas=3
4.4.11. wait Copy linkLink copied to clipboard!
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
$ oc wait --for=delete pod/python-1-mz2rf
4.5. Advanced developer CLI commands Copy linkLink copied to clipboard!
4.5.1. api-resources Copy linkLink copied to clipboard!
Display the full list of API resources that the server supports.
Example: List the supported API resources
oc api-resources
$ oc api-resources
4.5.2. api-versions Copy linkLink copied to clipboard!
Display the full list of API versions that the server supports.
Example: List the supported API versions
oc api-versions
$ oc api-versions
4.5.3. auth Copy linkLink copied to clipboard!
Inspect permissions and reconcile RBAC roles.
Example: Check whether the current user can read Pod logs
oc auth can-i get pods --subresource=log
$ oc auth can-i get pods --subresource=log
Example: Reconcile RBAC roles and permissions from a file
oc auth reconcile -f policy.json
$ oc auth reconcile -f policy.json
4.5.4. cluster-info Copy linkLink copied to clipboard!
Display the address of the master and cluster services.
Example: Display cluster information
oc cluster-info
$ oc cluster-info
4.5.5. convert Copy linkLink copied to clipboard!
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
$ oc convert -f pod.yaml
4.5.6. extract Copy linkLink copied to clipboard!
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
$ 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=-
$ oc extract configmap/ruby-1-ca --to=-
4.5.7. idle Copy linkLink copied to clipboard!
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
$ oc idle ruby-app
4.5.8. image Copy linkLink copied to clipboard!
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
$ oc image mirror myregistry.com/myimage:latest myregistry.com/myimage:stable
4.5.9. observe Copy linkLink copied to clipboard!
Observe changes to resources and take action on them.
Example: Observe changes to Services
oc observe services
$ oc observe services
4.5.10. patch Copy linkLink copied to clipboard!
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}}'
$ 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.
4.5.11. policy Copy linkLink copied to clipboard!
Manage authorization policies.
Example: Add the edit
role to user1
for the current project
oc policy add-role-to-user edit user1
$ oc policy add-role-to-user edit user1
4.5.12. process Copy linkLink copied to clipboard!
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 -
$ oc process -f template.json | oc create -f -
4.5.13. registry Copy linkLink copied to clipboard!
Manage the integrated registry on OpenShift Container Platform.
Example: Display information about the integrated registry
oc registry info
$ oc registry info
4.5.14. replace Copy linkLink copied to clipboard!
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
$ oc replace -f pod.json
4.6. Settings CLI commands Copy linkLink copied to clipboard!
4.6.1. completion Copy linkLink copied to clipboard!
Output shell completion code for the specified shell.
Example: Display completion code for Bash
oc completion bash
$ oc completion bash
4.6.2. config Copy linkLink copied to clipboard!
Manage the client configuration files.
Example: Display the current configuration
oc config view
$ oc config view
Example: Switch to a different context
oc config use-context test-context
$ oc config use-context test-context
4.6.3. logout Copy linkLink copied to clipboard!
Log out of the current session.
Example: End the current session
oc logout
$ oc logout
4.6.4. whoami Copy linkLink copied to clipboard!
Display information about the current session.
Example: Display the currently authenticated user
oc whoami
$ oc whoami
4.7. Other developer CLI commands Copy linkLink copied to clipboard!
4.7.1. help Copy linkLink copied to clipboard!
Display general help information for the CLI and a list of available commands.
Example: Display available commands
oc help
$ oc help
Example: Display the help for the new-project
command
oc help new-project
$ oc help new-project
4.7.2. plugin Copy linkLink copied to clipboard!
List the available plug-ins on the user’s PATH
.
Example: List available plug-ins
oc plugin list
$ oc plugin list
4.7.3. version Copy linkLink copied to clipboard!
Display the oc
client and server versions.
Example: Display version information
oc version
$ oc version