package OpenResty::Script::Upgrade; use strict; use warnings; sub go { my ($class, $backend, $user) = @_; if ($user) { if ($backend->has_user($user)) { $backend->set_user($user); my $base = $backend->get_upgrading_base; if ($base >= 0) { $backend->upgrade_local_metamodel($base); } else { warn "User $user is already up to date.\n"; } } else { die "User $user does not exist.\n"; } } else { $backend->upgrade_all; } } 1;