Monitor Nginx + Magento server logs.

start-monit.sh

echo "Stopping monitoring if running..."
./stop-monit.sh
declare WEBHOOK="https://hooks.slack.com/services/..."; # your web-hook
echo "Starting monitoring..."
nohup ./tail-slack.sh /var/log/nginx/access.log $WEBHOOK " 50[0-3]\{1\} \| 40[0-3]\{1\} " >/dev/null 2>&1 &
nohup ./tail-slack.sh /var/log/nginx/error.log $WEBHOOK "[error]" >/dev/null 2>&1 &
nohup ./tail-slack.sh /var/www/html/current/var/log/exception.log $WEBHOOK "main\.ERROR\|main\.CRITICAL" >/dev/null 2>&1 &
nohup ./tail-slack.sh /var/www/html/current/var/log/system.log $WEBHOOK "main\.ERROR\|main\.CRITICAL" >/dev/null 2>&1 &
echo "Done."