… | |
… | |
3758 | # save all maps without fsync, and later call a global sync |
3758 | # save all maps without fsync, and later call a global sync |
3759 | # (which in turn might be very very slow) |
3759 | # (which in turn might be very very slow) |
3760 | local $USE_FSYNC = 0; |
3760 | local $USE_FSYNC = 0; |
3761 | |
3761 | |
3762 | cf::sync_job { |
3762 | cf::sync_job { |
|
|
3763 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3764 | |
3763 | # use a peculiar iteration method to avoid tripping on perl |
3765 | # use a peculiar iteration method to avoid tripping on perl |
3764 | # refcount bugs in for. also avoids problems with players |
3766 | # refcount bugs in for. also avoids problems with players |
3765 | # and maps saved/destroyed asynchronously. |
3767 | # and maps saved/destroyed asynchronously. |
3766 | info "emergency_perl_save: begin player save\n"; |
3768 | info "emergency_perl_save: begin player save\n"; |
3767 | for my $login (keys %cf::PLAYER) { |
3769 | for my $login (keys %cf::PLAYER) { |
… | |
… | |
3770 | delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt |
3772 | delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt |
3771 | $pl->save; |
3773 | $pl->save; |
3772 | } |
3774 | } |
3773 | info "emergency_perl_save: end player save\n"; |
3775 | info "emergency_perl_save: end player save\n"; |
3774 | |
3776 | |
|
|
3777 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3778 | |
3775 | info "emergency_perl_save: begin map save\n"; |
3779 | info "emergency_perl_save: begin map save\n"; |
3776 | for my $path (keys %cf::MAP) { |
3780 | for my $path (keys %cf::MAP) { |
3777 | my $map = $cf::MAP{$path} or next; |
3781 | my $map = $cf::MAP{$path} or next; |
3778 | $map->valid or next; |
3782 | $map->valid or next; |
3779 | $map->save; |
3783 | $map->save; |
3780 | } |
3784 | } |
3781 | info "emergency_perl_save: end map save\n"; |
3785 | info "emergency_perl_save: end map save\n"; |
3782 | |
3786 | |
|
|
3787 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3788 | |
3783 | info "emergency_perl_save: begin database checkpoint\n"; |
3789 | info "emergency_perl_save: begin database checkpoint\n"; |
3784 | BDB::db_env_txn_checkpoint $DB_ENV; |
3790 | BDB::db_env_txn_checkpoint $DB_ENV; |
3785 | info "emergency_perl_save: end database checkpoint\n"; |
3791 | info "emergency_perl_save: end database checkpoint\n"; |
3786 | |
3792 | |
3787 | info "emergency_perl_save: begin write uuid\n"; |
3793 | info "emergency_perl_save: begin write uuid\n"; |
3788 | write_uuid_sync 1; |
3794 | write_uuid_sync 1; |
3789 | info "emergency_perl_save: end write uuid\n"; |
3795 | info "emergency_perl_save: end write uuid\n"; |
3790 | }; |
|
|
3791 | |
3796 | |
|
|
3797 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3798 | |
|
|
3799 | trace "emergency_perl_save: syncing database to disk"; |
|
|
3800 | BDB::db_env_txn_checkpoint $DB_ENV; |
|
|
3801 | |
3792 | info "emergency_perl_save: starting sync()\n"; |
3802 | info "emergency_perl_save: starting sync()\n"; |
3793 | IO::AIO::aio_sync sub { |
3803 | IO::AIO::aio_sync sub { |
3794 | info "emergency_perl_save: finished sync()\n"; |
3804 | info "emergency_perl_save: finished sync()\n"; |
|
|
3805 | }; |
|
|
3806 | |
|
|
3807 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3808 | |
|
|
3809 | trace "emergency_perl_save: flushing outstanding aio requests"; |
|
|
3810 | while (IO::AIO::nreqs || BDB::nreqs) { |
|
|
3811 | Coro::EV::timer_once 0.01; # let the sync_job do it's thing |
|
|
3812 | } |
|
|
3813 | |
|
|
3814 | cf::write_runtime_sync; # external watchdog should not bark |
3795 | }; |
3815 | }; |
3796 | |
3816 | |
3797 | info "emergency_perl_save: leave\n"; |
3817 | info "emergency_perl_save: leave\n"; |
3798 | } |
3818 | } |
3799 | |
3819 | |
3800 | sub post_cleanup { |
3820 | sub post_cleanup { |
3801 | my ($make_core) = @_; |
3821 | my ($make_core) = @_; |
|
|
3822 | |
|
|
3823 | IO::AIO::flush; |
|
|
3824 | |
|
|
3825 | IO::AIO::flush; |
3802 | |
3826 | |
3803 | error Carp::longmess "post_cleanup backtrace" |
3827 | error Carp::longmess "post_cleanup backtrace" |
3804 | if $make_core; |
3828 | if $make_core; |
3805 | |
3829 | |
3806 | my $fh = pidfile; |
3830 | my $fh = pidfile; |
… | |
… | |
3847 | info "reloading..."; |
3871 | info "reloading..."; |
3848 | |
3872 | |
3849 | trace "entering sync_job"; |
3873 | trace "entering sync_job"; |
3850 | |
3874 | |
3851 | cf::sync_job { |
3875 | cf::sync_job { |
3852 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3853 | cf::emergency_save; |
3876 | cf::emergency_save; |
3854 | cf::write_runtime_sync; # external watchdog should not bark |
|
|
3855 | |
|
|
3856 | trace "syncing database to disk"; |
|
|
3857 | BDB::db_env_txn_checkpoint $DB_ENV; |
|
|
3858 | |
|
|
3859 | # if anything goes wrong in here, we should simply crash as we already saved |
|
|
3860 | |
|
|
3861 | trace "flushing outstanding aio requests"; |
|
|
3862 | while (IO::AIO::nreqs || BDB::nreqs) { |
|
|
3863 | Coro::EV::timer_once 0.01; # let the sync_job do it's thing |
|
|
3864 | } |
|
|
3865 | |
3877 | |
3866 | trace "cancelling all extension coros"; |
3878 | trace "cancelling all extension coros"; |
3867 | $_->cancel for values %EXT_CORO; |
3879 | $_->cancel for values %EXT_CORO; |
3868 | %EXT_CORO = (); |
3880 | %EXT_CORO = (); |
3869 | |
3881 | |