kubectl: container の中に入る
kubectl -n ${NAMESPACE} exec --stdin --tty ${POD_NAME} [-c ${CONTAINER}] -- sh
or
kubectl -n ${NAMESPACE} exec --stdin --tty deployment/${DEPLOYMENT} [-c ${CONTAINER}] -- sh
#kubernetes
kubectl -n ${NAMESPACE} exec --stdin --tty ${POD_NAME} [-c ${CONTAINER}] -- sh
or
kubectl -n ${NAMESPACE} exec --stdin --tty deployment/${DEPLOYMENT} [-c ${CONTAINER}] -- sh
#kubernetes