… | |
… | |
43 | our @EXTS = (); # list of extension package names |
43 | our @EXTS = (); # list of extension package names |
44 | our %EXTCMD = (); |
44 | our %EXTCMD = (); |
45 | our %EXT_CORO = (); # coroutines bound to extensions |
45 | our %EXT_CORO = (); # coroutines bound to extensions |
46 | our %EXT_MAP = (); # pluggable maps |
46 | our %EXT_MAP = (); # pluggable maps |
47 | |
47 | |
|
|
48 | our $RELOAD; # number of reloads so far |
48 | our @EVENT; |
49 | our @EVENT; |
49 | our $LIBDIR = datadir . "/ext"; |
50 | our $LIBDIR = datadir . "/ext"; |
50 | |
51 | |
51 | our $TICK = MAX_TIME * 1e-6; |
52 | our $TICK = MAX_TIME * 1e-6; |
52 | our $TICK_WATCHER; |
53 | our $TICK_WATCHER; |
53 | our $AIO_POLL_WATCHER; |
54 | our $AIO_POLL_WATCHER; |
54 | our $WRITE_RUNTIME_WATCHER; |
55 | our $NEXT_RUNTIME_WRITE; # when should the runtime file be written |
55 | our $NEXT_TICK; |
56 | our $NEXT_TICK; |
56 | our $NOW; |
57 | our $NOW; |
57 | our $USE_FSYNC = 1; # use fsync to write maps - default off |
58 | our $USE_FSYNC = 1; # use fsync to write maps - default off |
58 | |
59 | |
59 | our $BDB_POLL_WATCHER; |
60 | our $BDB_POLL_WATCHER; |
… | |
… | |
273 | sub freeze_mainloop { |
274 | sub freeze_mainloop { |
274 | return unless $TICK_WATCHER->is_active; |
275 | return unless $TICK_WATCHER->is_active; |
275 | |
276 | |
276 | my $guard = Coro::guard { |
277 | my $guard = Coro::guard { |
277 | $TICK_WATCHER->start; |
278 | $TICK_WATCHER->start; |
278 | $WRITE_RUNTIME_WATCHER->start; |
|
|
279 | }; |
279 | }; |
280 | $WRITE_RUNTIME_WATCHER->stop; |
|
|
281 | $TICK_WATCHER->stop; |
280 | $TICK_WATCHER->stop; |
282 | $guard |
281 | $guard |
283 | } |
282 | } |
284 | |
283 | |
285 | =item cf::async { BLOCK } |
284 | =item cf::async { BLOCK } |
… | |
… | |
356 | |
355 | |
357 | $coro |
356 | $coro |
358 | } |
357 | } |
359 | |
358 | |
360 | sub write_runtime { |
359 | sub write_runtime { |
|
|
360 | my $guard = cf::lock_acquire "write_runtime"; |
|
|
361 | |
361 | my $runtime = cf::localdir . "/runtime"; |
362 | my $runtime = cf::localdir . "/runtime"; |
362 | |
363 | |
363 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
364 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
364 | or return; |
365 | or return; |
365 | |
366 | |
… | |
… | |
787 | } |
788 | } |
788 | } else { |
789 | } else { |
789 | aio_unlink $filename; |
790 | aio_unlink $filename; |
790 | aio_unlink "$filename.pst"; |
791 | aio_unlink "$filename.pst"; |
791 | } |
792 | } |
792 | |
|
|
793 | #d##TODO# nuke non .map-files if exist |
|
|
794 | if ($filename =~ s/\.map$//) { |
|
|
795 | aio_unlink $filename; |
|
|
796 | aio_unlink "$filename.pst"; |
|
|
797 | } |
|
|
798 | } |
793 | } |
799 | } |
794 | } |
800 | |
795 | |
801 | sub object_freezer_as_string { |
796 | sub object_freezer_as_string { |
802 | my ($rdata, $objs) = @_; |
797 | my ($rdata, $objs) = @_; |
… | |
… | |
808 | |
803 | |
809 | sub object_thawer_load { |
804 | sub object_thawer_load { |
810 | my ($filename) = @_; |
805 | my ($filename) = @_; |
811 | |
806 | |
812 | my ($data, $av); |
807 | my ($data, $av); |
813 | |
|
|
814 | #d#TODO remove .map if file does not exist |
|
|
815 | aio_stat $filename and $filename =~ s/\.map$//; |
|
|
816 | |
808 | |
817 | (aio_load $filename, $data) >= 0 |
809 | (aio_load $filename, $data) >= 0 |
818 | or return; |
810 | or return; |
819 | |
811 | |
820 | unless (aio_stat "$filename.pst") { |
812 | unless (aio_stat "$filename.pst") { |
… | |
… | |
1039 | =cut |
1031 | =cut |
1040 | |
1032 | |
1041 | sub quit_character { |
1033 | sub quit_character { |
1042 | my ($pl) = @_; |
1034 | my ($pl) = @_; |
1043 | |
1035 | |
|
|
1036 | my $name = $pl->ob->name; |
|
|
1037 | |
1044 | $pl->{deny_save} = 1; |
1038 | $pl->{deny_save} = 1; |
1045 | $pl->password ("*"); # this should lock out the player until we nuked the dir |
1039 | $pl->password ("*"); # this should lock out the player until we nuked the dir |
1046 | |
1040 | |
1047 | $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; |
1041 | $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; |
1048 | $pl->deactivate; |
1042 | $pl->deactivate; |
… | |
… | |
1052 | my $path = playerdir $pl; |
1046 | my $path = playerdir $pl; |
1053 | my $temp = "$path~$cf::RUNTIME~deleting~"; |
1047 | my $temp = "$path~$cf::RUNTIME~deleting~"; |
1054 | aio_rename $path, $temp; |
1048 | aio_rename $path, $temp; |
1055 | delete $cf::PLAYER{$pl->ob->name}; |
1049 | delete $cf::PLAYER{$pl->ob->name}; |
1056 | $pl->destroy; |
1050 | $pl->destroy; |
|
|
1051 | |
|
|
1052 | my $prefix = qr<^~\Q$name\E/>; |
|
|
1053 | |
|
|
1054 | # nuke player maps |
|
|
1055 | $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP; |
|
|
1056 | |
1057 | IO::AIO::aio_rmtree $temp; |
1057 | IO::AIO::aio_rmtree $temp; |
|
|
1058 | } |
|
|
1059 | |
|
|
1060 | =item $pl->kick |
|
|
1061 | |
|
|
1062 | Kicks a player out of the game. This destroys the connection. |
|
|
1063 | |
|
|
1064 | =cut |
|
|
1065 | |
|
|
1066 | sub kick { |
|
|
1067 | my ($pl, $kicker) = @_; |
|
|
1068 | |
|
|
1069 | $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker); |
|
|
1070 | $pl->killer ("kicked"); |
|
|
1071 | $pl->ns->destroy; |
1058 | } |
1072 | } |
1059 | |
1073 | |
1060 | =item cf::player::list_logins |
1074 | =item cf::player::list_logins |
1061 | |
1075 | |
1062 | Returns am arrayref of all valid playernames in the system, can take a |
1076 | Returns am arrayref of all valid playernames in the system, can take a |
… | |
… | |
1307 | my ($self) = @_; |
1321 | my ($self) = @_; |
1308 | |
1322 | |
1309 | utf8::encode (my $save = $self->save_path); |
1323 | utf8::encode (my $save = $self->save_path); |
1310 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
1324 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; |
1311 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst"; |
1325 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst"; |
1312 | |
|
|
1313 | #d#TODO remove .map and also nuke |
|
|
1314 | $save =~ s/\.map// or return;#d# |
|
|
1315 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d# |
|
|
1316 | IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d# |
|
|
1317 | } |
1326 | } |
1318 | |
1327 | |
1319 | sub load_header_from($) { |
1328 | sub load_header_from($) { |
1320 | my ($self, $path) = @_; |
1329 | my ($self, $path) = @_; |
1321 | |
1330 | |
… | |
… | |
1820 | $map->load; |
1829 | $map->load; |
1821 | $map->load_diag; |
1830 | $map->load_diag; |
1822 | |
1831 | |
1823 | return unless $self->contr->active; |
1832 | return unless $self->contr->active; |
1824 | $self->activate_recursive; |
1833 | $self->activate_recursive; |
|
|
1834 | |
|
|
1835 | local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext |
1825 | $self->enter_map ($map, $x, $y); |
1836 | $self->enter_map ($map, $x, $y); |
1826 | } |
1837 | } |
1827 | |
1838 | |
1828 | cf::player->attach ( |
1839 | cf::player->attach ( |
1829 | on_logout => sub { |
1840 | on_logout => sub { |
… | |
… | |
1842 | # try to abort aborted map switching on player login :) |
1853 | # try to abort aborted map switching on player login :) |
1843 | # should happen only on crashes |
1854 | # should happen only on crashes |
1844 | if ($pl->ob->{_link_pos}) { |
1855 | if ($pl->ob->{_link_pos}) { |
1845 | $pl->ob->enter_link; |
1856 | $pl->ob->enter_link; |
1846 | (async { |
1857 | (async { |
1847 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1848 | # and this sleep increases chances of the player not ending up in scorn |
|
|
1849 | $pl->ob->reply (undef, |
1858 | $pl->ob->reply (undef, |
1850 | "There was an internal problem at your last logout, " |
1859 | "There was an internal problem at your last logout, " |
1851 | . "the server will try to bring you to your intended destination in a second.", |
1860 | . "the server will try to bring you to your intended destination in a second.", |
1852 | cf::NDI_RED); |
1861 | cf::NDI_RED); |
|
|
1862 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1863 | # and this sleep increases chances of the player not ending up in scorn |
1853 | Coro::Timer::sleep 1; |
1864 | Coro::Timer::sleep 1; |
1854 | $pl->ob->leave_link; |
1865 | $pl->ob->leave_link; |
1855 | })->prio (2); |
1866 | })->prio (2); |
1856 | } |
1867 | } |
1857 | }, |
1868 | }, |
… | |
… | |
2256 | } |
2267 | } |
2257 | |
2268 | |
2258 | ############################################################################# |
2269 | ############################################################################# |
2259 | # the server's init and main functions |
2270 | # the server's init and main functions |
2260 | |
2271 | |
|
|
2272 | sub load_faces { |
|
|
2273 | my $path = sprintf "%s/faces", cf::datadir; |
|
|
2274 | |
|
|
2275 | warn "loading faces from $path\n"; |
|
|
2276 | |
|
|
2277 | my $faces; |
|
|
2278 | 0 < aio_load $path, $faces |
|
|
2279 | or die "$path: $!"; |
|
|
2280 | |
|
|
2281 | Coro::cede; |
|
|
2282 | $faces = Storable::thaw $faces; |
|
|
2283 | Coro::cede; |
|
|
2284 | |
|
|
2285 | while (my ($face, $info) = each %$faces) { |
|
|
2286 | my $idx = (cf::face::find $face) || cf::face::alloc $face; |
|
|
2287 | cf::face::set $idx, $info->{visibility}, $info->{magicmap}; |
|
|
2288 | cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; |
|
|
2289 | Coro::cede; |
|
|
2290 | } |
|
|
2291 | |
|
|
2292 | 1 |
|
|
2293 | } |
|
|
2294 | |
2261 | sub load_resources { |
2295 | sub reload_resources { |
2262 | load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir |
2296 | load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir |
2263 | or die "unable to load regions file\n";#d# |
2297 | or die "unable to load regions file\n";#d# |
|
|
2298 | load_faces |
|
|
2299 | or die "unable to load faces\n";#d# |
|
|
2300 | } |
|
|
2301 | |
|
|
2302 | sub init { |
|
|
2303 | reload_resources; |
2264 | } |
2304 | } |
2265 | |
2305 | |
2266 | sub cfg_load { |
2306 | sub cfg_load { |
2267 | open my $fh, "<:utf8", cf::confdir . "/config" |
2307 | open my $fh, "<:utf8", cf::confdir . "/config" |
2268 | or return; |
2308 | or return; |
… | |
… | |
2280 | $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" |
2320 | $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" |
2281 | and die "WARNING: m(un)lockall failed: $!\n"; |
2321 | and die "WARNING: m(un)lockall failed: $!\n"; |
2282 | }; |
2322 | }; |
2283 | warn $@ if $@; |
2323 | warn $@ if $@; |
2284 | } |
2324 | } |
2285 | } |
|
|
2286 | |
|
|
2287 | sub init { |
|
|
2288 | load_resources; |
|
|
2289 | } |
2325 | } |
2290 | |
2326 | |
2291 | sub main { |
2327 | sub main { |
2292 | # we must not ever block the main coroutine |
2328 | # we must not ever block the main coroutine |
2293 | local $Coro::idle = sub { |
2329 | local $Coro::idle = sub { |
… | |
… | |
2354 | }; |
2390 | }; |
2355 | |
2391 | |
2356 | warn "leave emergency perl save\n"; |
2392 | warn "leave emergency perl save\n"; |
2357 | } |
2393 | } |
2358 | |
2394 | |
|
|
2395 | sub post_cleanup { |
|
|
2396 | my ($make_core) = @_; |
|
|
2397 | |
|
|
2398 | warn Carp::longmess "post_cleanup backtrace" |
|
|
2399 | if $make_core; |
|
|
2400 | } |
|
|
2401 | |
2359 | sub reload() { |
2402 | sub reload() { |
2360 | # can/must only be called in main |
2403 | # can/must only be called in main |
2361 | if ($Coro::current != $Coro::main) { |
2404 | if ($Coro::current != $Coro::main) { |
2362 | warn "can only reload from main coroutine"; |
2405 | warn "can only reload from main coroutine"; |
2363 | return; |
2406 | return; |
2364 | } |
2407 | } |
2365 | |
2408 | |
2366 | warn "reloading..."; |
2409 | warn "reloading..."; |
2367 | |
2410 | |
2368 | warn "cancelling server ticker"; |
2411 | warn "entering sync_job"; |
2369 | $TICK_WATCHER->cancel; |
|
|
2370 | |
2412 | |
|
|
2413 | cf::sync_job { |
|
|
2414 | cf::write_runtime; # external watchdog should not bark |
2371 | cf::emergency_save; |
2415 | cf::emergency_save; |
|
|
2416 | cf::write_runtime; # external watchdog should not bark |
2372 | |
2417 | |
2373 | eval { |
2418 | warn "syncing database to disk"; |
|
|
2419 | BDB::db_env_txn_checkpoint $DB_ENV; |
|
|
2420 | |
2374 | # if anything goes wrong in here, we should simply crash as we already saved |
2421 | # if anything goes wrong in here, we should simply crash as we already saved |
2375 | |
2422 | |
2376 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2423 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2377 | for (Event::all_watchers) { |
2424 | for (Event::all_watchers) { |
2378 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2425 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2379 | } |
2426 | } |
2380 | |
|
|
2381 | warn "syncing database to disk"; |
|
|
2382 | BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; |
|
|
2383 | |
2427 | |
2384 | warn "flushing outstanding aio requests"; |
2428 | warn "flushing outstanding aio requests"; |
2385 | for (;;) { |
2429 | for (;;) { |
2386 | BDB::flush; |
2430 | BDB::flush; |
2387 | IO::AIO::flush; |
2431 | IO::AIO::flush; |
2388 | Coro::cede; |
2432 | Coro::cede; |
2389 | last unless IO::AIO::nreqs || BDB::nreqs; |
2433 | last unless IO::AIO::nreqs || BDB::nreqs; |
2390 | warn "iterate..."; |
2434 | warn "iterate..."; |
2391 | } |
2435 | } |
2392 | |
2436 | |
|
|
2437 | ++$RELOAD; |
|
|
2438 | |
2393 | warn "cancelling all extension coros"; |
2439 | warn "cancelling all extension coros"; |
2394 | $_->cancel for values %EXT_CORO; |
2440 | $_->cancel for values %EXT_CORO; |
2395 | %EXT_CORO = (); |
2441 | %EXT_CORO = (); |
2396 | |
2442 | |
2397 | warn "removing commands"; |
2443 | warn "removing commands"; |
… | |
… | |
2454 | |
2500 | |
2455 | warn "loading extensions"; |
2501 | warn "loading extensions"; |
2456 | cf::load_extensions; |
2502 | cf::load_extensions; |
2457 | |
2503 | |
2458 | warn "reattaching attachments to objects/players"; |
2504 | warn "reattaching attachments to objects/players"; |
2459 | _global_reattach; |
2505 | _global_reattach; # objects, sockets |
2460 | warn "reattaching attachments to maps"; |
2506 | warn "reattaching attachments to maps"; |
2461 | reattach $_ for values %MAP; |
2507 | reattach $_ for values %MAP; |
|
|
2508 | warn "reattaching attachments to players"; |
|
|
2509 | reattach $_ for values %PLAYER; |
2462 | |
2510 | |
2463 | warn "loading reloadable resources"; |
2511 | warn "loading reloadable resources"; |
2464 | load_resources; |
2512 | reload_resources; |
2465 | |
2513 | |
2466 | warn "restarting server ticker"; |
2514 | warn "leaving sync_job"; |
2467 | |
2515 | |
2468 | $TICK_WATCHER->start; |
2516 | 1 |
2469 | }; |
2517 | } or do { |
2470 | |
|
|
2471 | if ($@) { |
|
|
2472 | warn $@; |
2518 | warn $@; |
2473 | warn "error while reloading, exiting."; |
2519 | warn "error while reloading, exiting."; |
2474 | exit 1; |
2520 | exit 1; |
2475 | } |
2521 | }; |
2476 | |
2522 | |
2477 | warn "reloaded"; |
2523 | warn "reloaded"; |
2478 | }; |
2524 | }; |
2479 | |
2525 | |
2480 | our $RELOAD_WATCHER; # used only during reload |
2526 | our $RELOAD_WATCHER; # used only during reload |
… | |
… | |
2521 | |
2567 | |
2522 | cf::server_tick; # one server iteration |
2568 | cf::server_tick; # one server iteration |
2523 | $RUNTIME += $TICK; |
2569 | $RUNTIME += $TICK; |
2524 | $NEXT_TICK += $TICK; |
2570 | $NEXT_TICK += $TICK; |
2525 | |
2571 | |
|
|
2572 | if ($NOW >= $NEXT_RUNTIME_WRITE) { |
|
|
2573 | $NEXT_RUNTIME_WRITE = $NOW + 10; |
|
|
2574 | Coro::async_pool { |
|
|
2575 | write_runtime |
|
|
2576 | or warn "ERROR: unable to write runtime file: $!"; |
|
|
2577 | }; |
|
|
2578 | } |
|
|
2579 | |
2526 | $WAIT_FOR_TICK->broadcast; |
2580 | $WAIT_FOR_TICK->broadcast; |
2527 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2581 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2528 | |
2582 | |
2529 | Event::sweep; |
|
|
2530 | Coro::cede_notself; |
|
|
2531 | |
|
|
2532 | # my $AFTER = Event::time; |
2583 | # my $AFTER = Event::time; |
2533 | # warn $AFTER - $NOW;#d# |
2584 | # warn $AFTER - $NOW;#d# |
2534 | |
2585 | |
2535 | # if we are delayed by four ticks or more, skip them all |
2586 | # if we are delayed by four ticks or more, skip them all |
2536 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2587 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
… | |
… | |
2595 | |
2646 | |
2596 | undef $Coro::AIO::WATCHER; |
2647 | undef $Coro::AIO::WATCHER; |
2597 | IO::AIO::max_poll_time $TICK * 0.1; |
2648 | IO::AIO::max_poll_time $TICK * 0.1; |
2598 | $AIO_POLL_WATCHER = Event->io ( |
2649 | $AIO_POLL_WATCHER = Event->io ( |
2599 | reentrant => 0, |
2650 | reentrant => 0, |
|
|
2651 | data => WF_AUTOCANCEL, |
2600 | fd => IO::AIO::poll_fileno, |
2652 | fd => IO::AIO::poll_fileno, |
2601 | poll => 'r', |
2653 | poll => 'r', |
2602 | prio => 6, |
2654 | prio => 6, |
2603 | data => WF_AUTOCANCEL, |
|
|
2604 | cb => \&IO::AIO::poll_cb, |
2655 | cb => \&IO::AIO::poll_cb, |
2605 | ); |
2656 | ); |
2606 | } |
2657 | } |
2607 | |
2658 | |
2608 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
|
|
2609 | reentrant => 0, |
|
|
2610 | data => WF_AUTOCANCEL, |
|
|
2611 | after => 1, |
|
|
2612 | interval => 10, |
|
|
2613 | prio => 6, # keep it lowest so it acts like a watchdog |
|
|
2614 | cb => Coro::unblock_sub { |
|
|
2615 | write_runtime |
|
|
2616 | or warn "ERROR: unable to write runtime file: $!"; |
|
|
2617 | }, |
|
|
2618 | ); |
|
|
2619 | |
|
|
2620 | END { cf::emergency_save } |
2659 | END { cf::emergency_save } |
2621 | |
2660 | |
2622 | 1 |
2661 | 1 |
2623 | |
2662 | |