Shelltracer
Small sh script collection for SSH User Login notifications over pushover.net.
Can also be used for other notifications, like OS startups, letsencrypt renewal, ...! Only limited by you imagination!
Installation
Download the repo files, copy "config.sample" to "config" and adjust it. Then add following line to your /etc/pam.d/sshd file:
session optional pam_exec.so /bin/bash /root/shelltracer/tracer.sh
Adjust the path to bash to reflect your systm confiuration.