VyOS Network Stress Test PPPoE

iperf-loop.sh

#!/bin/bash

killall -9 iperf 2> /dev/null

echo "[INFO]: Hello!"

while :
do
	sleep 10s

	if ip link show | grep -q pppoe0 ; then

		if pidof iperf > /dev/null ; then
			echo "[INFO]: pppoe0 is up and iperf is running"
			continue
		else
			echo "[INFO]: connection restored! waiting..."
			sleep 30s

			echo "[$(date +'%F %T')]: pppoe0 inet is $(ip addr | grep 'pppoe0' | tail -n1 | awk '{print $2}')" >> pppoe0.inet.log

			echo "[INFO]: iperf is executing..."
			iperf -c 1.1.1.1 -p 5600 -t 600 -d -P 3 &
		fi

	else

		echo "[WARN]: pppoe0 is down!"
		killall -9 iperf 2> /dev/null

	fi
done