… | |
… | |
1609 | return if $self->players; |
1609 | return if $self->players; |
1610 | return if $self->isa ("ext::map_per_player");#d# |
1610 | return if $self->isa ("ext::map_per_player");#d# |
1611 | |
1611 | |
1612 | warn "resetting map ", $self->path;#d# |
1612 | warn "resetting map ", $self->path;#d# |
1613 | |
1613 | |
|
|
1614 | $self->in_memory (cf::MAP_SWAPPED); |
|
|
1615 | |
|
|
1616 | # need to save uniques path |
|
|
1617 | unless ($self->{deny_save}) { |
|
|
1618 | my $uniq = $self->uniq_path; utf8::encode $uniq; |
|
|
1619 | |
|
|
1620 | $self->_save_objects ($uniq, cf::IO_UNIQUES) |
|
|
1621 | if $uniq; |
|
|
1622 | } |
|
|
1623 | |
1614 | delete $cf::MAP{$self->path}; |
1624 | delete $cf::MAP{$self->path}; |
1615 | |
1625 | |
1616 | $self->in_memory (cf::MAP_SWAPPED); |
|
|
1617 | $self->clear; |
1626 | $self->clear; |
1618 | |
1627 | |
1619 | $_->clear_links_to ($self) for values %cf::MAP; |
1628 | $_->clear_links_to ($self) for values %cf::MAP; |
1620 | |
1629 | |
1621 | $self->unlink_save; |
1630 | $self->unlink_save; |
… | |
… | |
2197 | |
2206 | |
2198 | =cut |
2207 | =cut |
2199 | |
2208 | |
2200 | our $DB; |
2209 | our $DB; |
2201 | |
2210 | |
2202 | sub db_load() { |
2211 | sub db_init { |
2203 | unless ($DB) { |
2212 | unless ($DB) { |
2204 | $DB = BDB::db_create $DB_ENV; |
2213 | $DB = BDB::db_create $DB_ENV; |
2205 | |
2214 | |
2206 | cf::sync_job { |
2215 | cf::sync_job { |
2207 | eval { |
2216 | eval { |
… | |
… | |
2287 | Event::one_event; |
2296 | Event::one_event; |
2288 | })->prio (Coro::PRIO_MAX); |
2297 | })->prio (Coro::PRIO_MAX); |
2289 | }; |
2298 | }; |
2290 | |
2299 | |
2291 | cfg_load; |
2300 | cfg_load; |
2292 | db_load; |
2301 | db_init; |
2293 | load_extensions; |
2302 | load_extensions; |
2294 | |
2303 | |
2295 | $TICK_WATCHER->start; |
2304 | $TICK_WATCHER->start; |
|
|
2305 | $WRITE_RUNTIME_WATCHER->start; |
2296 | Event::loop; |
2306 | Event::loop; |
2297 | } |
2307 | } |
2298 | |
2308 | |
2299 | ############################################################################# |
2309 | ############################################################################# |
2300 | # initialisation and cleanup |
2310 | # initialisation and cleanup |
… | |
… | |
2345 | }; |
2355 | }; |
2346 | |
2356 | |
2347 | warn "leave emergency perl save\n"; |
2357 | warn "leave emergency perl save\n"; |
2348 | } |
2358 | } |
2349 | |
2359 | |
|
|
2360 | sub post_cleanup { |
|
|
2361 | my ($make_core) = @_; |
|
|
2362 | |
|
|
2363 | warn Carp::longmess "post_cleanup backtrace" |
|
|
2364 | if $make_core; |
|
|
2365 | } |
|
|
2366 | |
2350 | sub reload() { |
2367 | sub reload() { |
2351 | # can/must only be called in main |
2368 | # can/must only be called in main |
2352 | if ($Coro::current != $Coro::main) { |
2369 | if ($Coro::current != $Coro::main) { |
2353 | warn "can only reload from main coroutine"; |
2370 | warn "can only reload from main coroutine"; |
2354 | return; |
2371 | return; |
2355 | } |
2372 | } |
2356 | |
2373 | |
2357 | warn "reloading..."; |
2374 | warn "reloading..."; |
2358 | |
2375 | |
2359 | warn "cancelling server ticker"; |
2376 | warn "entering sync_job"; |
2360 | $TICK_WATCHER->cancel; |
|
|
2361 | |
2377 | |
|
|
2378 | cf::sync_job { |
|
|
2379 | cf::write_runtime; |
2362 | cf::emergency_save; |
2380 | cf::emergency_save; |
|
|
2381 | cf::write_runtime; |
2363 | |
2382 | |
2364 | eval { |
2383 | warn "syncing database to disk"; |
|
|
2384 | BDB::db_env_txn_checkpoint $DB_ENV; |
|
|
2385 | |
2365 | # if anything goes wrong in here, we should simply crash as we already saved |
2386 | # if anything goes wrong in here, we should simply crash as we already saved |
2366 | |
2387 | |
2367 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2388 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2368 | for (Event::all_watchers) { |
2389 | for (Event::all_watchers) { |
2369 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2390 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2370 | } |
2391 | } |
2371 | |
|
|
2372 | warn "syncing database to disk"; |
|
|
2373 | BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; |
|
|
2374 | |
2392 | |
2375 | warn "flushing outstanding aio requests"; |
2393 | warn "flushing outstanding aio requests"; |
2376 | for (;;) { |
2394 | for (;;) { |
2377 | BDB::flush; |
2395 | BDB::flush; |
2378 | IO::AIO::flush; |
2396 | IO::AIO::flush; |
… | |
… | |
2440 | require cf; |
2458 | require cf; |
2441 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2459 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2442 | |
2460 | |
2443 | warn "loading config and database again"; |
2461 | warn "loading config and database again"; |
2444 | cf::cfg_load; |
2462 | cf::cfg_load; |
2445 | cf::db_load; |
|
|
2446 | |
2463 | |
2447 | warn "loading extensions"; |
2464 | warn "loading extensions"; |
2448 | cf::load_extensions; |
2465 | cf::load_extensions; |
2449 | |
2466 | |
2450 | warn "reattaching attachments to objects/players"; |
2467 | warn "reattaching attachments to objects/players"; |
… | |
… | |
2453 | reattach $_ for values %MAP; |
2470 | reattach $_ for values %MAP; |
2454 | |
2471 | |
2455 | warn "loading reloadable resources"; |
2472 | warn "loading reloadable resources"; |
2456 | load_resources; |
2473 | load_resources; |
2457 | |
2474 | |
2458 | warn "restarting server ticker"; |
2475 | warn "leaving sync_job"; |
2459 | |
2476 | |
2460 | $TICK_WATCHER->start; |
2477 | 1 |
2461 | }; |
2478 | } or do { |
2462 | |
|
|
2463 | if ($@) { |
|
|
2464 | warn $@; |
2479 | warn $@; |
2465 | warn "error while reloading, exiting."; |
2480 | warn "error while reloading, exiting."; |
2466 | exit 1; |
2481 | exit 1; |
2467 | } |
2482 | }; |
2468 | |
2483 | |
2469 | warn "reloaded"; |
2484 | warn "reloaded"; |
2470 | }; |
2485 | }; |
2471 | |
2486 | |
2472 | our $RELOAD_WATCHER; # used only during reload |
2487 | our $RELOAD_WATCHER; # used only during reload |
… | |
… | |
2516 | $NEXT_TICK += $TICK; |
2531 | $NEXT_TICK += $TICK; |
2517 | |
2532 | |
2518 | $WAIT_FOR_TICK->broadcast; |
2533 | $WAIT_FOR_TICK->broadcast; |
2519 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2534 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2520 | |
2535 | |
2521 | Event::sweep; |
|
|
2522 | Coro::cede_notself; |
|
|
2523 | |
|
|
2524 | # my $AFTER = Event::time; |
2536 | # my $AFTER = Event::time; |
2525 | # warn $AFTER - $NOW;#d# |
2537 | # warn $AFTER - $NOW;#d# |
2526 | |
2538 | |
2527 | # if we are delayed by four ticks or more, skip them all |
2539 | # if we are delayed by four ticks or more, skip them all |
2528 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2540 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
… | |
… | |
2598 | } |
2610 | } |
2599 | |
2611 | |
2600 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
2612 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
2601 | reentrant => 0, |
2613 | reentrant => 0, |
2602 | data => WF_AUTOCANCEL, |
2614 | data => WF_AUTOCANCEL, |
|
|
2615 | parked => 1, |
2603 | after => 1, |
2616 | after => 1, |
2604 | interval => 10, |
2617 | interval => 10, |
2605 | prio => 6, # keep it lowest so it acts like a watchdog |
2618 | prio => 6, # keep it lowest so it acts like a watchdog |
2606 | cb => Coro::unblock_sub { |
2619 | cb => sub { |
|
|
2620 | $TICK_WATCHER->is_active or cf::cleanup "mainloop frozen but runtime active", 1; |
|
|
2621 | |
|
|
2622 | Coro::async_pool { |
2607 | write_runtime |
2623 | write_runtime |
2608 | or warn "ERROR: unable to write runtime file: $!"; |
2624 | or warn "ERROR: unable to write runtime file: $!"; |
|
|
2625 | }; |
2609 | }, |
2626 | }, |
2610 | ); |
2627 | ); |
2611 | |
2628 | |
2612 | END { cf::emergency_save } |
2629 | END { cf::emergency_save } |
2613 | |
2630 | |