Difference between revisions of "Kubectl"

Latest revision as of 10:03, 17 May 2024

Kubectl is an application that interacts with Kubernetes clusters.

Check the context

This checks who kubectl is connected to.

 kubectl config current-context

Apply a configuration yaml file.

 kubectl apply -f [name_of_file]

Get the configuration yaml file.

 kubectl get pod [podname]  --namespace [namespace] -o yaml

Get Deployments

 kubectl get deployments --namespace=cs

Delete Deployments

 kubectl delete deployment [name_of_deployment] --namespace=cs

Get Pods

This gets all the pods.

 kubectl get pods --namespace cs

Delete a pod

 kubectl delete pod [pod_name]

This will allow you to execute a command which in the example below it will start up a shell.

 kubectl exec --stdin --tty [pod_name] --namespace [namespace] -- /bin/sh

List Persistent Volumes Claims

 kubectl describe pvc --namespace=cs

Get the logs from a pod.

 kubectl logs -p [pod_name] --namespace=cs

For any sidecars you may need to specifiy a container.

   kubectl logs -p [pod_name] --namespace=cs --container gce-proxy

You can also follow the logs live with the following flaf.

 --follow

Get a list of events.

 kubectl get events

If you have to include a name space.

 --namespace scdf-jf

To be past any SSL issues.

 --insecure-skip-tls-verify

@@ Line 7: / Line 7: @@
+'''Apply a configuration yaml file.'''
+  kubectl apply -f [name_of_file]
-'''Pull Local Images'''
+'''Get the configuration yaml file.'''
+  kubectl get pod [podname]  --namespace [namespace] -o yaml
-Pull images from localhost podman
-   eval $(minikube podman-env)
+== Deploy ==
+'''Get Deployments'''
+  kubectl get deployments --namespace=cs
+'''Delete Deployments'''
+  kubectl delete deployment [name_of_deployment] --namespace=cs
+== Pods ==
+'''Get Pods'''
+This gets all the pods.
+  kubectl get pods --namespace cs
+Delete a pod
+  kubectl delete pod [pod_name]
+== Remote in to a pod ==
+This will allow you to execute a command which in the example below it will start up a shell.
+  kubectl exec --stdin --tty [pod_name] --namespace [namespace] -- /bin/sh
+== Volume ==
+List Persistent Volumes Claims
+  kubectl describe pvc --namespace=cs
+== Logs ==
+Get the logs from a pod.
+   kubectl logs -p [pod_name] --namespace=cs
+For any sidecars you may need to specifiy a container.
+    kubectl logs -p [pod_name] --namespace=cs --container gce-proxy
+You can also follow the logs live with the following flaf.
+  --follow
+== Events ==
+Get a list of events.
+  kubectl get events
+== Extra commands to help.==
+If you have to include a name space.
+  --namespace scdf-jf
+To be past any SSL issues.
+  --insecure-skip-tls-verify