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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.347 by root, Thu Aug 30 05:16:09 2007 UTC

21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::Storable; 23use Coro::Storable;
24use Coro::Util (); 24use Coro::Util ();
25 25
26use JSON::XS 1.4 (); 26use JSON::XS ();
27use BDB (); 27use BDB ();
28use Data::Dumper; 28use Data::Dumper;
29use Digest::MD5; 29use Digest::MD5;
30use Fcntl; 30use Fcntl;
31use YAML::Syck (); 31use YAML::Syck ();
272Wait until the given lock is available and then acquires it and returns 272Wait until the given lock is available and then acquires it and returns
273a Coro::guard object. If the guard object gets destroyed (goes out of scope, 273a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 274for example when the coroutine gets canceled), the lock is automatically
275returned. 275returned.
276 276
277Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro.
279
277Lock names should begin with a unique identifier (for example, cf::map::find 280Lock names should begin with a unique identifier (for example, cf::map::find
278uses map_find and cf::map::load uses map_load). 281uses map_find and cf::map::load uses map_load).
279 282
280=item $locked = cf::lock_active $string 283=item $locked = cf::lock_active $string
281 284
575 if (1) { 578 if (1) {
576 $md5 = 579 $md5 =
577 join "\x00", 580 join "\x00",
578 $processversion, 581 $processversion,
579 map { 582 map {
580 Coro::cede; 583 cf::cede_to_tick;
581 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 584 ($src->[$_], Digest::MD5::md5_hex $data[$_])
582 } 0.. $#$src; 585 } 0.. $#$src;
583 586
584 587
585 my $dbmd5 = db_get cache => "$id/md5"; 588 my $dbmd5 = db_get cache => "$id/md5";
1322 1325
1323 aio_mkdir playerdir $pl, 0770; 1326 aio_mkdir playerdir $pl, 0770;
1324 $pl->{last_save} = $cf::RUNTIME; 1327 $pl->{last_save} = $cf::RUNTIME;
1325 1328
1326 $pl->save_pl ($path); 1329 $pl->save_pl ($path);
1327 Coro::cede; 1330 cf::cede_to_tick;
1328} 1331}
1329 1332
1330sub new($) { 1333sub new($) {
1331 my ($login) = @_; 1334 my ($login) = @_;
1332 1335
1849 local $self->{deny_reset} = 1; # loading can take a long time 1852 local $self->{deny_reset} = 1; # loading can take a long time
1850 1853
1851 my $path = $self->{path}; 1854 my $path = $self->{path};
1852 1855
1853 { 1856 {
1857 my $guard1 = cf::lock_acquire "map_data:$path";
1854 my $guard = cf::lock_acquire "map_load:$path"; 1858 my $guard2 = cf::lock_acquire "map_load:$path";
1855 1859
1856 return if $self->in_memory != cf::MAP_SWAPPED; 1860 return if $self->in_memory != cf::MAP_SWAPPED;
1857 1861
1858 $self->in_memory (cf::MAP_LOADING); 1862 $self->in_memory (cf::MAP_LOADING);
1859 1863
1860 $self->alloc; 1864 $self->alloc;
1861 1865
1862 $self->pre_load; 1866 $self->pre_load;
1863 Coro::cede; 1867 cf::cede_to_tick;
1864 1868
1865 $self->_load_objects ($self->{load_path}, 1) 1869 $self->_load_objects ($self->{load_path}, 1)
1866 or return; 1870 or return;
1867 1871
1868 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1872 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1874 $self->clear_unique_items; 1878 $self->clear_unique_items;
1875 $self->_load_objects ($uniq, 0); 1879 $self->_load_objects ($uniq, 0);
1876 } 1880 }
1877 } 1881 }
1878 1882
1879 Coro::cede; 1883 cf::cede_to_tick;
1880 # now do the right thing for maps 1884 # now do the right thing for maps
1881 $self->link_multipart_objects; 1885 $self->link_multipart_objects;
1882 $self->difficulty ($self->estimate_difficulty) 1886 $self->difficulty ($self->estimate_difficulty)
1883 unless $self->difficulty; 1887 unless $self->difficulty;
1884 Coro::cede; 1888 cf::cede_to_tick;
1885 1889
1886 unless ($self->{deny_activate}) { 1890 unless ($self->{deny_activate}) {
1887 $self->decay_objects; 1891 $self->decay_objects;
1888 $self->fix_auto_apply; 1892 $self->fix_auto_apply;
1889 $self->update_buttons; 1893 $self->update_buttons;
1890 Coro::cede; 1894 cf::cede_to_tick;
1891 $self->set_darkness_map; 1895 $self->set_darkness_map;
1892 Coro::cede; 1896 cf::cede_to_tick;
1893 $self->activate; 1897 $self->activate;
1894 } 1898 }
1895 1899
1896 $self->{last_save} = $cf::RUNTIME; 1900 $self->{last_save} = $cf::RUNTIME;
1897 $self->last_access ($cf::RUNTIME); 1901 $self->last_access ($cf::RUNTIME);
1987} 1991}
1988 1992
1989sub save { 1993sub save {
1990 my ($self) = @_; 1994 my ($self) = @_;
1991 1995
1992 my $lock = cf::lock_acquire "map_data:" . $self->path; 1996 my $lock = cf::lock_acquire "map_data:$self->{path}";
1993 1997
1994 $self->{last_save} = $cf::RUNTIME; 1998 $self->{last_save} = $cf::RUNTIME;
1995 1999
1996 return unless $self->dirty; 2000 return unless $self->dirty;
1997 2001
2020 my ($self) = @_; 2024 my ($self) = @_;
2021 2025
2022 # save first because save cedes 2026 # save first because save cedes
2023 $self->save; 2027 $self->save;
2024 2028
2025 my $lock = cf::lock_acquire "map_data:" . $self->path; 2029 my $lock = cf::lock_acquire "map_data:$self->{path}";
2026 2030
2027 return if $self->players; 2031 return if $self->players;
2028 return if $self->in_memory != cf::MAP_IN_MEMORY; 2032 return if $self->in_memory != cf::MAP_IN_MEMORY;
2029 return if $self->{deny_save}; 2033 return if $self->{deny_save};
2030 2034
2558=cut 2562=cut
2559 2563
2560sub cf::client::ext_msg($$@) { 2564sub cf::client::ext_msg($$@) {
2561 my ($self, $type, @msg) = @_; 2565 my ($self, $type, @msg) = @_;
2562 2566
2563 my $extcmd = $self->extcmd;
2564
2565 if ($extcmd == 2) { 2567 if ($self->extcmd == 2) {
2566 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 2568 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567 } elsif ($extcmd == 1) { # TODO: remove 2569 } elsif ($self->extcmd == 1) { # TODO: remove
2568 push @msg, msgtype => "event_$type"; 2570 push @msg, msgtype => "event_$type";
2569 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2571 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570 } 2572 }
2571} 2573}
2572 2574
2579sub cf::client::ext_reply($$@) { 2581sub cf::client::ext_reply($$@) {
2580 my ($self, $id, @msg) = @_; 2582 my ($self, $id, @msg) = @_;
2581 2583
2582 if ($self->extcmd == 2) { 2584 if ($self->extcmd == 2) {
2583 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 2585 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584 } elsif ($self->ns->extcmd == 1) { 2586 } elsif ($self->extcmd == 1) {
2585 #TODO: version 1, remove 2587 #TODO: version 1, remove
2586 unshift @msg, msgtype => "reply", msgid => $id; 2588 unshift @msg, msgtype => "reply", msgid => $id;
2587 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2589 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588 } 2590 }
2589} 2591}
2834# the server's init and main functions 2836# the server's init and main functions
2835 2837
2836sub load_facedata($) { 2838sub load_facedata($) {
2837 my ($path) = @_; 2839 my ($path) = @_;
2838 2840
2839 my $enc = JSON::XS->new->utf8->canonical; 2841 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840 2842
2841 warn "loading facedata from $path\n"; 2843 warn "loading facedata from $path\n";
2842 2844
2843 my $facedata; 2845 my $facedata;
2844 0 < aio_load $path, $facedata 2846 0 < aio_load $path, $facedata
2999 3001
3000sub init { 3002sub init {
3001 reload_resources; 3003 reload_resources;
3002} 3004}
3003 3005
3004sub cfg_load { 3006sub reload_config {
3005 open my $fh, "<:utf8", "$CONFDIR/config" 3007 open my $fh, "<:utf8", "$CONFDIR/config"
3006 or return; 3008 or return;
3007 3009
3008 local $/; 3010 local $/;
3009 *CFG = YAML::Syck::Load <$fh>; 3011 *CFG = YAML::Syck::Load <$fh>;
3029 (async { 3031 (async {
3030 Event::one_event; 3032 Event::one_event;
3031 })->prio (Coro::PRIO_MAX); 3033 })->prio (Coro::PRIO_MAX);
3032 }; 3034 };
3033 3035
3034 cfg_load; 3036 reload_config;
3035 db_init; 3037 db_init;
3036 load_extensions; 3038 load_extensions;
3037 3039
3038 $TICK_WATCHER->start; 3040 $TICK_WATCHER->start;
3039 Event::loop; 3041 Event::loop;
3232 warn "reloading cf.pm"; 3234 warn "reloading cf.pm";
3233 require cf; 3235 require cf;
3234 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3236 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235 3237
3236 warn "loading config and database again"; 3238 warn "loading config and database again";
3237 cf::cfg_load; 3239 cf::reload_config;
3238 3240
3239 warn "loading extensions"; 3241 warn "loading extensions";
3240 cf::load_extensions; 3242 cf::load_extensions;
3241 3243
3242 warn "reattaching attachments to objects/players"; 3244 warn "reattaching attachments to objects/players";

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