post_install(){ getent group plexpy &>/dev/null || groupadd -r plexpy >/dev/null getent passwd plexpy &>/dev/null || useradd -r -d /opt/plexpy -g plexpy -s /bin/false plexpy >/dev/null } post_upgrade(){ if [ ! -d `grep plexpy /etc/passwd | cut -d ":" -f6` ]; then usermod -d /opt/plexpy plexpy >/dev/null fi }