Hallo,
zu 2. eine Polkitregel unter "/etc/polkit-1/rules.d" z. B. "10-udisks.rules" mit diesem Inhalt erstellen,
polkit.addRule(function(action, subject) {
if (action.id == "org.freedesktop.udisks2.filesystem-mount-system" && subject.isInGroup("wheel") ||
action.id == "org.freedesktop.udisks2.filesystem-mount" && subject.isInGroup("wheel") ||
action.id == "org.freedesktop.udisks2.filesystem-unmount-others" && subject.isInGroup("wheel"))
{
return polkit.Result.YES;
}
});