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tillig/kubectl-snippets.md

Last active July 9, 2019 22:16
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Helpful snippets for working with kubectl
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kubectl-snippets.md

Queries

Get all pod names in a namespace:

kubectl get pods -n mynamespace -o jsonpath='{.items..metadata.name}'

Delete

Delete all running pods in a namespace:

kubectl delete pod $(kubectl get pods -n mynamespace -o jsonpath='{.items..metadata.name}') -n mynamespace

Operations

Get a shell in a running container

kubectl exec -it pod-name -n pod-namespace -- /bin/bash

Get a shell in the first pod for a given app

kubectl exec -it $(kubectl get pods -n pod-namespace -l=app=my-app -o jsonpath='{.items[0]..metadata.name}') -n pod-namespace -- /bin/bash

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