Testing SMTP connections

from blog garrit.xyz, | ↗ original
Just a quick note to my future self on how to test a SMTP connection with nothing but a tiny busybox container. In my case specifically, I tested the connection from inside a Kubernetes cluster. Here's the quickest way to get a temporary pod up and running: kubectl run -n backend -i --tty --rm debug --image=busybox --restart=Never Busybox comes...