mqtt-halt-pack/run-on-pi.sh

#!/bin/bash

cd ~/mqtt-halt-pack || exit

# wait until network is ready
counter=0
max_counter=120
max_restart_counter=20


echo "$(date  '+%Y%m%d%H%M%S'): Starting and waitintg 15s "
sleep 15

echo "$(date  '+%Y%m%d%H%M%S'): checking connectivity"

while [ $(ping -q -w 3 -c 1 192.168.31.5 > /dev/null && echo 1 || echo 0) -eq 0 ]; do
  if [ $counter -eq $max_counter ]; then
	  echo "$(date  '+%Y%m%d%H%M%S') give up..."
    exit 1
  fi
  let counter++
  sleep 1
done

echo "$(date  '+%Y%m%d%H%M%S'): starting client app"

source venv/bin/activate

restart_counter=0

while [ 1 -eq 1 ]; do
	python client/client.py

	if [ $restart_counter -eq $max_restart_counter ]; then
		echo "$(date  '+%Y%m%d%H%M%S') give up restarts..."
		exit 1
	fi
	let restart_counter++

	echo "$(date  '+%Y%m%d%H%M%S'): restarting client app in 5 seconds..."
	sleep 5
done