#!/usr/bin/env bash
mysession=$(cat /proc/self/sessionid)
count=0
while read pid _; do
	session=$(cat /proc/$pid/sessionid)
	if [ "$mysession" != "$session" ]; then 
		kill $pid
                count=$((count + 1))
	fi
done <<<$(ps -C mosh-server -o pid=,etimes= | sort -k 2 -r)

if [[ $count -eq 0 ]]; then
	echo 2>&1 "No stale mosh session found"
else
	echo 2>&1 "$count stale mosh session(s) killed"
fi