POSTIN

/bin/sh

  /usr/bin/systemctl reload nginx.service > /dev/null 2>&1 || :
  /usr/bin/systemctl reload php-fpm.service > /dev/null 2>&1 || :

POSTUN

/bin/sh

if [ $1 -eq 0 ]; then
  /usr/bin/systemctl reload nginx.service > /dev/null 2>&1 || :
  /usr/bin/systemctl reload php-fpm.service > /dev/null 2>&1 || :
fi