several minor fixes into spec file

install -m644 %name.default %buildroot/etc/default/%name

install -d -m755 %buildroot/etc/logrotate.d

install -m644 %name.logrotate %buildroot%_sysconfdir/logrotate.d/%name

mkdir -p %{buildroot}%{logdir}

touch  %{buildroot}%{logdir}/daemon.log

install -d -m755 %{buildroot}%{logdir}

%files

%doc README.md nginx-ldap-auth.conf backend-sample-app.py LICENSE

%_bindir/nginx-ldap-auth-daemon

%_unitdir/%name.service

%attr(750,nginx-ldap-auth,nginx-ldap-auth) %dir %{logdir}

%config %ghost %attr(640,nginx-ldap-auth,nginx-ldap-auth) %{logdir}/daemon.log

%post

%pre

getent group nginx-ldap-auth > /dev/null || groupadd -r nginx-ldap-auth

getent passwd nginx-ldap-auth > /dev/null || \

    useradd -r -d /var/lib/nginx -g nginx-ldap-auth \

    -s /sbin/nologin -c "Nginx auth helper" nginx-ldap-auth

/usr/bin/systemctl preset nginx-ldap-auth.service

%post

if [ $1 -eq 1 ]; then

    /usr/bin/systemctl preset nginx-ldap-auth.service >/dev/null 2>&1 ||:

fi;

%preun

if [ $1 -eq 0 ]; then

    /usr/bin/systemctl --no-reload disable nginx-ldap-auth.service >/dev/null 2>&1 ||:

    /usr/bin/systemctl stop nginx-ldap-auth.service >/dev/null 2>&1 ||:

fi;

%postun

/usr/bin/systemctl daemon-reload >/dev/null 2>&1 ||: