| Command | Description | |
| CREATE PROJECT | ||
| oc whoami | Examine user session | |
| oc login -u username -p p@ssword | log in as a different user | |
| oc new-project MY-NEW-PROJECT –display-name=”My New Example Project” –description=”A new project” | Create a project to contain applications | |
| oc project | Confirmation that the project was successfully created and verify how many project do you have | |
| oc get all | Confirm there are no objects in your project | |
| oc project MY-NEW-PROJECT | use the MY-NEW-PROJECT project | |
| CREATE APPLICATION | ||
| oc new-app https://github.com/openshift/ruby-hello-world –name=’my-ruby-hello-world’ –labels=”environment=dev” | Create an application from a remote repository | |
| oc status | Status of deployment | |
| oc get all | Examine all of the major objects in project | |
| oc describe buildconfig my-ruby-hello-world | Examine the project’s build configuration | |
| oc describe build my-ruby-hello-world-1 | Examine the build object | |
| oc describe imagestream my-ruby-hello-world | Examine the image streams | |
| oc describe deploymentconfig my-ruby-hello-world | Examine the deployment configuration, which manages the creation of replication controllers and pods | |
| oc describe replicationcontroller my-ruby-hello-world-1 | Examine the replication controller, which sets and maintains how many pods are to be deployed: | |
| oc describe svc my-ruby-hello-world | Examine the service, which directs access to all of the pods from a single IP address: | |
| oc logs my-ruby-hello-world-1-build | Examine the logs of the builder pod | |
| EXPOSE ROUTE TO APPLICATION | ||
| oc expose svc my-ruby-hello-world | Enable web access to application | |
| oc get route | Find the route | |
| oc describe route my-ruby-hello-world | Describe the route | |
| SCALE UP APPLICATION | ||
| oc get pods | Determine the number of pods you have in the ruby-hello-world project (namespace) | |
| oc scale –replicas=3 deploymentconfig my-ruby-hello-world | Scale up the number of pods to 3 | |
| oc describe replicationcontroller my-ruby-hello-world-1 | Describe the replication controller | |
| oc get pods -o wide | Determine which nodes have which pods | |
| oc describe svc my-ruby-hello-world | Examine the service, | |
| LAUNCH APPLICATION FROM LOCAL COPY | ||
| oc new-project | Create a project to contain applications | |
| git clone https://github.com/<yourname>/ruby-hello-world | Clone this repository | |
| cd ruby-hello-world/ | Change to the ruby-hello-world directory | |
| oc new-app . –docker-image=registry.access.redhat.com/rhscl/ruby-23-rhel7 | Create an application in the local repository: | |
| oc logs -f ruby-hello-world-1-build | View the build log |