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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.239 by root, Mon Apr 16 06:23:42 2007 UTC vs.
Revision 1.248 by root, Tue Apr 17 18:40:32 2007 UTC

… …
9use Event; 9use Event;
10use Opcode; 10use Opcode;
11use Safe; 11use Safe;
12use Safe::Hole; 12use Safe::Hole;
13 13
14use Coro 3.52 (); 14use Coro 3.61 ();
15use Coro::State; 15use Coro::State;
16use Coro::Event; 16use Coro::Event;
17use Coro::Timer; 17use Coro::Timer;
18use Coro::Signal; 18use Coro::Signal;
19use Coro::Semaphore; 19use Coro::Semaphore;
… …
54 54
55our $RELOAD; # number of reloads so far 55our $RELOAD; # number of reloads so far
56our @EVENT; 56our @EVENT;
57our $LIBDIR = datadir . "/ext"; 57our $LIBDIR = datadir . "/ext";
58 58
59our $TICK = MAX_TIME * 1e-6; 59our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
60our $TICK_WATCHER; 60our $TICK_WATCHER;
61our $AIO_POLL_WATCHER; 61our $AIO_POLL_WATCHER;
62our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 62our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
63our $NEXT_TICK; 63our $NEXT_TICK;
64our $NOW; 64our $NOW;
… …
2332} 2332}
2333 2333
2334############################################################################# 2334#############################################################################
2335# the server's init and main functions 2335# the server's init and main functions
2336 2336
2337sub load_facedata { 2337sub load_facedata($) {
2338 my $path = sprintf "%s/facedata", cf::datadir; 2338 my ($path) = @_;
2339 2339
2340 warn "loading facedata from $path\n"; 2340 warn "loading facedata from $path\n";
2341 2341
2342 my $facedata; 2342 my $facedata;
2343 0 < aio_load $path, $facedata 2343 0 < aio_load $path, $facedata
… …
2384 } 2384 }
2385 2385
2386 1 2386 1
2387} 2387}
2388 2388
2389sub reload_facedata {
2390 load_facedata sprintf "%s/facedata", cf::datadir
2391 or die "unable to load facedata\n";
2392}
2393
2394sub reload_regions {
2395 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2396 or die "unable to load regions file\n";
2397}
2398
2399sub reload_archetypes {
2400 load_resource_file sprintf "%s/archetypes", cf::datadir
2401 or die "unable to load archetypes\n";
2402}
2403
2404sub reload_treasures {
2405 load_resource_file sprintf "%s/treasures", cf::datadir
2406 or die "unable to load treasurelists\n";
2407}
2408
2389sub reload_resources { 2409sub reload_resources {
2390 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir 2410 warn "reloading resource files...\n";
2391 or die "unable to load regions file\n";#d# 2411
2412 reload_regions;
2392 load_facedata 2413 reload_facedata;
2393 or die "unable to load facedata\n";#d# 2414 reload_archetypes;
2415 reload_treasures;
2416
2417 warn "finished reloading resource files\n";
2394} 2418}
2395 2419
2396sub init { 2420sub init {
2397 reload_resources; 2421 reload_resources;
2398} 2422}
… …
2491 2515
2492 warn Carp::longmess "post_cleanup backtrace" 2516 warn Carp::longmess "post_cleanup backtrace"
2493 if $make_core; 2517 if $make_core;
2494} 2518}
2495 2519
2496sub reload() { 2520sub do_reload_perl() {
2497 # can/must only be called in main 2521 # can/must only be called in main
2498 if ($Coro::current != $Coro::main) { 2522 if ($Coro::current != $Coro::main) {
2499 warn "can only reload from main coroutine"; 2523 warn "can only reload from main coroutine";
2500 return; 2524 return;
2501 } 2525 }
… …
2600 warn "reattaching attachments to maps"; 2624 warn "reattaching attachments to maps";
2601 reattach $_ for values %MAP; 2625 reattach $_ for values %MAP;
2602 warn "reattaching attachments to players"; 2626 warn "reattaching attachments to players";
2603 reattach $_ for values %PLAYER; 2627 reattach $_ for values %PLAYER;
2604 2628
2605 warn "loading reloadable resources";
2606 reload_resources;
2607
2608 warn "leaving sync_job"; 2629 warn "leaving sync_job";
2609 2630
2610 1 2631 1
2611 } or do { 2632 } or do {
2612 warn $@; 2633 warn $@;
… …
2617 warn "reloaded"; 2638 warn "reloaded";
2618}; 2639};
2619 2640
2620our $RELOAD_WATCHER; # used only during reload 2641our $RELOAD_WATCHER; # used only during reload
2621 2642
2643sub reload_perl() {
2644 # doing reload synchronously and two reloads happen back-to-back,
2645 # coro crashes during coro_state_free->destroy here.
2646
2647 $RELOAD_WATCHER ||= Event->timer (
2648 reentrant => 0,
2649 after => 0,
2650 data => WF_AUTOCANCEL,
2651 cb => sub {
2652 do_reload_perl;
2653 undef $RELOAD_WATCHER;
2654 },
2655 );
2656}
2657
2622register_command "reload" => sub { 2658register_command "reload" => sub {
2623 my ($who, $arg) = @_; 2659 my ($who, $arg) = @_;
2624 2660
2625 if ($who->flag (FLAG_WIZ)) { 2661 if ($who->flag (FLAG_WIZ)) {
2626 $who->message ("reloading server."); 2662 $who->message ("reloading server.");
2627 2663 async { reload_perl };
2628 # doing reload synchronously and two reloads happen back-to-back,
2629 # coro crashes during coro_state_free->destroy here.
2630
2631 $RELOAD_WATCHER ||= Event->timer (
2632 reentrant => 0,
2633 after => 0,
2634 data => WF_AUTOCANCEL,
2635 cb => sub {
2636 reload;
2637 undef $RELOAD_WATCHER;
2638 },
2639 );
2640 } 2664 }
2641}; 2665};
2642 2666
2643unshift @INC, $LIBDIR; 2667unshift @INC, $LIBDIR;
2644 2668
… …
2646 2670
2647our @WAIT_FOR_TICK; 2671our @WAIT_FOR_TICK;
2648our @WAIT_FOR_TICK_BEGIN; 2672our @WAIT_FOR_TICK_BEGIN;
2649 2673
2650sub wait_for_tick { 2674sub wait_for_tick {
2675 return unless $TICK_WATCHER->is_active;
2676 return if $Coro::current == $Coro::main;
2677
2651 my $signal = new Coro::Signal; 2678 my $signal = new Coro::Signal;
2652 push @WAIT_FOR_TICK, $signal; 2679 push @WAIT_FOR_TICK, $signal;
2653 $signal->wait; 2680 $signal->wait;
2654} 2681}
2655 2682
2656sub wait_for_tick_begin { 2683sub wait_for_tick_begin {
2684 return unless $TICK_WATCHER->is_active;
2685 return if $Coro::current == $Coro::main;
2686
2657 my $signal = new Coro::Signal; 2687 my $signal = new Coro::Signal;
2658 push @WAIT_FOR_TICK_BEGIN, $signal; 2688 push @WAIT_FOR_TICK_BEGIN, $signal;
2659 $signal->wait; 2689 $signal->wait;
2660} 2690}
2661 2691
… …
2673 } 2703 }
2674 2704
2675 $NOW = Event::time; 2705 $NOW = Event::time;
2676 2706
2677 cf::server_tick; # one server iteration 2707 cf::server_tick; # one server iteration
2708
2678 $RUNTIME += $TICK; 2709 $RUNTIME += $TICK;
2679 $NEXT_TICK += $TICK; 2710 $NEXT_TICK += $TICK;
2680 2711
2681 if ($NOW >= $NEXT_RUNTIME_WRITE) { 2712 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2682 $NEXT_RUNTIME_WRITE = $NOW + 10; 2713 $NEXT_RUNTIME_WRITE = $NOW + 10;
… …
2684 write_runtime 2715 write_runtime
2685 or warn "ERROR: unable to write runtime file: $!"; 2716 or warn "ERROR: unable to write runtime file: $!";
2686 }; 2717 };
2687 } 2718 }
2688 2719
2720# my $AFTER = Event::time;
2721# warn $AFTER - $NOW;#d#
2722
2723 # if we are delayed by four ticks or more, skip them all
2724 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2725
2726 $TICK_WATCHER->at ($NEXT_TICK);
2727 $TICK_WATCHER->start;
2728
2689 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 2729 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2690 $sig->send; 2730 $sig->send;
2691 } 2731 }
2692 while (my $sig = shift @WAIT_FOR_TICK) { 2732 while (my $sig = shift @WAIT_FOR_TICK) {
2693 $sig->send; 2733 $sig->send;
2694 } 2734 }
2695 2735
2696# my $AFTER = Event::time; 2736 _post_tick;
2697# warn $AFTER - $NOW;#d#
2698
2699 # if we are delayed by four ticks or more, skip them all
2700 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2701
2702 $TICK_WATCHER->at ($NEXT_TICK);
2703 $TICK_WATCHER->start;
2704 }, 2737 },
2705); 2738);
2706 2739
2707{ 2740{
2708 BDB::max_poll_time $TICK * 0.1; 2741 BDB::max_poll_time $TICK * 0.1;

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