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Kubectl exec bash in pod
Kubectl exec bash in pod. If you need to interact with a container shell directly, you can do this: kubectl exec -it my-pod -- /bin/bash. The second means command. Here's a Pod that runs two containers: apiVersion: v1. Note: The container flag is optional. The first -c flag means container. Only use it if you've got multiple containers in the pod and you want to execute commands within a specific container. kubectl exec connects to the Pod's default container when no other arguments are given. The default container is the one with the kubectl. kind: . # If the command you want to execute in the pod has any flags in common (e. g. kubernetes. This will be the first container in the Pod if you've not manually added the annotation to any other. kubectl exec -it --namespace=my-namespace my-pod -c my-container -- bash -c "pwd". kubectl exec mypod -c ruby-container -i -t -- bash -il. io/default-container annotation. You can use kubectl exec to connect to a running container and also to execute single commands. # List contents of /usr from the first container of pod mypod and sort by modification time. The following command would open a shell to the main-app container. Connecting to a container is useful to view logs, inspect processes, mount points, environment variables, and package versions, amongst other things. kind: If a Pod has more than one container, use --container or -c to specify a container in the kubectl exec command. For example, suppose you have a Pod named my-pod, and the Pod has two containers named main-app and helper-app. how to ssh or open pod shell using kubectl exec; how to execute a command into the pod or container; choosing the container name using option -c; interactive terminal option and why both are important; exec inline shell scripts using bash -c; how to run multiple complex commands using kubectl exec etc. -i), # you must use two dashes (--) to separate your command's flags/arguments. This command gives you a bash shell inside ‘my-pod’ container. If a Pod has more than one container, use --container or -c to specify a container in the kubectl exec command. The -i flag stands for interactive, and -t for TTY (a terminal interface).
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