shell in busybox we can exec in kubernetes code example
Example 1: kubectl exec bash
kubectl exec --stdin --tty shell-demo -- /bin/bash
Example 2: kubernetes /bin/bash
sudo kubectl -n <namespace> --context=<context-with-access> exec <pod-name> -it /bin/bash
ex:
sudo kubectl -n default --context=staging-devops exec microservice1-jd830k-880 -it /bin/bash