lrpinto/openshift-cli-oc-cheat-sheet.md

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OpenShift CLI (oc) Cheat Sheet

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openshift-cli-oc-cheat-sheet.md

OpenShift CLI (oc) Cheat Sheet

Basic Commands

Login to OpenShift

oc login <server_url> --token=<your_token>

Get Cluster Information
```
oc status
```
Get Projects
```
oc projects
```
Switch to a Project
```
oc project <project_name>
```

Working with Pods

List All Pods
```
oc get pods
```
Describe a Pod
```
oc describe pod <pod_name>
```
Get Pod Logs
```
oc logs <pod_name>
```
Execute a Command Inside a Pod
```
oc exec <pod_name> -- <command>
```

Deployments and DeploymentConfigs

List All Deployments
```
oc get deployments
```

View Deployment Details

oc describe deployment <deployment_name>

List All DeploymentConfigs
```
oc get deploymentconfigs
```

View DeploymentConfig Details

oc describe deploymentconfig <deployment_config_name>

Rollouts

Trigger a New Deployment Rollout (Kubernetes Deployment)
- Restarts a Kubernetes Deployment to trigger a new rollout.
```
oc rollout restart deployment/<deployment_name>
```
Trigger a New Deployment Rollout (OpenShift DeploymentConfig)
- For triggering a new rollout using an OpenShift DeploymentConfig.
```
oc rollout latest <deployment_config_name>
```
Scale Down and Up to Rollout (Kubernetes Deployment)
- Another method to trigger a new rollout by scaling down and then back up.
```
oc scale deployment <deployment_name> --replicas=0
oc scale deployment <deployment_name> --replicas=1
```

Services and Routes

List Services
```
oc get svc
```
Describe a Service
```
oc describe svc <service_name>
```
List Routes
```
oc get routes
```
Describe a Route
```
oc describe route <route_name>
```

Builds and Image Streams

List Builds
```
oc get builds
```
Start a New Build
```
oc start-build <build_name>
```
List Image Streams
```
oc get is
```
Describe an Image Stream
```
oc describe is <image_stream_name>
```

Scaling Applications

Scale a Deployment

oc scale --replicas=<number_of_replicas> deployment/<deployment_name>

Scale a DeploymentConfig

oc scale --replicas=<number_of_replicas> deploymentconfig/<deployment_config_name>

Application Management

Delete an Application
```
oc delete all -l app=<application_name>
```

Exposing Services

Expose a Service as a Route
```
oc expose svc/<service_name>
```

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