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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs.
Revision 1.143 by root, Sun Jan 7 02:39:14 2007 UTC

26use Event; $Event::Eval = 1; # no idea why this is required, but it is 26use Event; $Event::Eval = 1; # no idea why this is required, but it is
27 27
28# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 28# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29$YAML::Syck::ImplicitUnicode = 1; 29$YAML::Syck::ImplicitUnicode = 1;
30 30
31$Coro::main->prio (2); # run main coroutine ("the server") with very high priority 31$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32 32
33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34 34
35our %COMMAND = (); 35our %COMMAND = ();
36our %COMMAND_TIME = (); 36our %COMMAND_TIME = ();
47our %CFG; 47our %CFG;
48 48
49our $UPTIME; $UPTIME ||= time; 49our $UPTIME; $UPTIME ||= time;
50our $RUNTIME; 50our $RUNTIME;
51 51
52our %PLAYER; # all users
52our %MAP; # all maps 53our %MAP; # all maps
53our $LINK_MAP; # the special {link} map 54our $LINK_MAP; # the special {link} map
54our $RANDOM_MAPS = cf::localdir . "/random"; 55our $RANDOM_MAPS = cf::localdir . "/random";
55our %EXT_CORO; 56our %EXT_CORO; # coroutines bound to extensions
56 57
57binmode STDOUT; 58binmode STDOUT;
58binmode STDERR; 59binmode STDERR;
59 60
60# read virtual server time, if available 61# read virtual server time, if available
229 my $guard = Coro::guard { $TICK_WATCHER->start }; 230 my $guard = Coro::guard { $TICK_WATCHER->start };
230 $TICK_WATCHER->stop; 231 $TICK_WATCHER->stop;
231 $guard 232 $guard
232} 233}
233 234
235=item cf::async { BLOCK }
236
237Currently the same as Coro::async_pool, meaning you cannot use
238C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
239thing you are allowed to do is call C<prio> on it.
240
241=cut
242
243BEGIN { *async = \&Coro::async_pool }
244
234=item cf::sync_job { BLOCK } 245=item cf::sync_job { BLOCK }
235 246
236The design of crossfire+ requires that the main coro ($Coro::main) is 247The design of crossfire+ requires that the main coro ($Coro::main) is
237always able to handle events or runnable, as crossfire+ is only partly 248always able to handle events or runnable, as crossfire+ is only partly
238reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 249reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.
256 my $freeze_guard = freeze_mainloop; 267 my $freeze_guard = freeze_mainloop;
257 268
258 my $busy = 1; 269 my $busy = 1;
259 my @res; 270 my @res;
260 271
261 (Coro::async_pool { 272 (async {
262 @res = eval { $job->() }; 273 @res = eval { $job->() };
263 warn $@ if $@; 274 warn $@ if $@;
264 undef $busy; 275 undef $busy;
265 })->prio (Coro::PRIO_MAX); 276 })->prio (Coro::PRIO_MAX);
266 277
267 while ($busy) { 278 while ($busy) {
268 Coro::cede_notself; 279 Coro::cede or Event::one_event;
269 Event::one_event unless Coro::nready;
270 } 280 }
271 281
272 wantarray ? @res : $res[0] 282 wantarray ? @res : $res[0]
273 } else { 283 } else {
274 # we are in another coroutine, how wonderful, everything just works 284 # we are in another coroutine, how wonderful, everything just works
275 285
276 $job->() 286 $job->()
277 } 287 }
278} 288}
279 289
280=item $coro = cf::coro { BLOCK } 290=item $coro = cf::async_ext { BLOCK }
281 291
282Creates (and readies) and returns a new coro. This coro is automcatially 292Like async, but this coro is automcatially being canceled when the
283being canceled when the extension calling this is being unloaded. 293extension calling this is being unloaded.
284 294
285=cut 295=cut
286 296
287sub coro(&) { 297sub async_ext(&) {
288 my $cb = shift; 298 my $cb = shift;
289 299
290 my $coro = &Coro::async_pool ($cb); 300 my $coro = &Coro::async ($cb);
291 301
292 $coro->on_destroy (sub { 302 $coro->on_destroy (sub {
293 delete $EXT_CORO{$coro+0}; 303 delete $EXT_CORO{$coro+0};
294 }); 304 });
295 $EXT_CORO{$coro+0} = $coro; 305 $EXT_CORO{$coro+0} = $coro;
1062 1072
1063=head2 CORE EXTENSIONS 1073=head2 CORE EXTENSIONS
1064 1074
1065Functions and methods that extend core crossfire objects. 1075Functions and methods that extend core crossfire objects.
1066 1076
1077=cut
1078
1079package cf::player;
1080
1067=head3 cf::player 1081=head3 cf::player
1068 1082
1069=over 4 1083=over 4
1070 1084
1071=item cf::player::exists $login 1085=item cf::player::find $login
1072 1086
1073Returns true when the given account exists. 1087Returns the given player object, loading it if necessary (might block).
1074 1088
1075=cut 1089=cut
1076 1090
1077sub cf::player::exists($) { 1091sub path($) {
1078 cf::player::find $_[0] 1092 sprintf "%s/%s/%s/%s.pl",
1079 or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; 1093 cf::localdir, cf::playerdir,
1094 (ref $_[0] ? $_[0]->ob->name : $_[0]) x 2
1095}
1096
1097sub find_active($) {
1098 $cf::PLAYER{$_[0]}
1099 and $cf::PLAYER{$_[0]}->active
1100 and $cf::PLAYER{$_[0]}
1101}
1102
1103sub exists($) {
1104 my ($login) = @_;
1105
1106 $cf::PLAYER{$login}
1107 or cf::sync_job { !aio_stat $login }
1108}
1109
1110sub find($) {
1111 return $cf::PLAYER{$_[0]} || do {
1112 my $login = $_[0];
1113
1114 my $guard = cf::lock_acquire "user_find:$login";
1115
1116 $cf::PLAYER{$login} ||= (load_pl path $login or return);
1117 };
1118}
1119
1120sub save($) {
1121 my ($pl) = @_;
1122
1123 return if $pl->{deny_save};
1124
1125 my $path = path $pl;
1126 my $guard = cf::lock_acquire "user_save:$path";
1127
1128 return if $pl->{deny_save};
1129 $pl->{last_save} = $cf::RUNTIME;
1130
1131 Coro::cede;
1132 $pl->save_pl ($path);
1133 Coro::cede;
1134}
1135
1136sub new($) {
1137 my ($login) = @_;
1138
1139 my $self = create;
1140
1141 $self->ob->name ($login);
1142 $self->{deny_save} = 1;
1143
1144 $cf::PLAYER{$login} = $self;
1145
1146 $self
1080} 1147}
1081 1148
1082=item $player->ext_reply ($msgid, $msgtype, %msg) 1149=item $player->ext_reply ($msgid, $msgtype, %msg)
1083 1150
1084Sends an ext reply to the player. 1151Sends an ext reply to the player.
1085 1152
1086=cut 1153=cut
1087 1154
1088sub cf::player::ext_reply($$$%) { 1155sub ext_reply($$$%) {
1089 my ($self, $id, %msg) = @_; 1156 my ($self, $id, %msg) = @_;
1090 1157
1091 $msg{msgid} = $id; 1158 $msg{msgid} = $id;
1092 1159
1093 $self->send ("ext " . to_json \%msg); 1160 $self->send ("ext " . cf::to_json \%msg);
1094} 1161}
1162
1163package cf;
1095 1164
1096=back 1165=back
1097 1166
1098 1167
1099=head3 cf::map 1168=head3 cf::map
1295 1364
1296 return if $self->{deny_save}; 1365 return if $self->{deny_save};
1297 1366
1298 local $self->{last_access} = $self->last_access;#d# 1367 local $self->{last_access} = $self->last_access;#d#
1299 1368
1369 cf::async {
1370 $_->contr->save for $self->players;
1371 };
1372
1300 if ($uniq) { 1373 if ($uniq) {
1301 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1374 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1302 $self->save_objects ($uniq, cf::IO_UNIQUES); 1375 $self->save_objects ($uniq, cf::IO_UNIQUES);
1303 } else { 1376 } else {
1304 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1377 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1517 ($x, $y) = ($map->enter_x, $map->enter_y) 1590 ($x, $y) = ($map->enter_x, $map->enter_y)
1518 if $x <=0 && $y <= 0; 1591 if $x <=0 && $y <= 0;
1519 1592
1520 $map->load; 1593 $map->load;
1521 1594
1595 return unless $self->contr->active;
1522 $self->activate_recursive; 1596 $self->activate_recursive;
1523 $self->enter_map ($map, $x, $y); 1597 $self->enter_map ($map, $x, $y);
1524} 1598}
1525 1599
1526cf::player->attach ( 1600cf::player->attach (
1539 1613
1540 # try to abort aborted map switching on player login :) 1614 # try to abort aborted map switching on player login :)
1541 # should happen only on crashes 1615 # should happen only on crashes
1542 if ($pl->ob->{_link_pos}) { 1616 if ($pl->ob->{_link_pos}) {
1543 $pl->ob->enter_link; 1617 $pl->ob->enter_link;
1544 Coro::async_pool { 1618 (async {
1545 # we need this sleep as the login has a concurrent enter_exit running 1619 # we need this sleep as the login has a concurrent enter_exit running
1546 # and this sleep increases chances of the player not ending up in scorn 1620 # and this sleep increases chances of the player not ending up in scorn
1621 $pl->ob->reply (undef,
1622 "There was an internal problem at your last logout, "
1623 . "the server will try to bring you to your intended destination in a second.",
1624 cf::NDI_RED);
1547 Coro::Timer::sleep 1; 1625 Coro::Timer::sleep 1;
1548 $pl->ob->leave_link; 1626 $pl->ob->leave_link;
1549 }; 1627 })->prio (2);
1550 } 1628 }
1551 }, 1629 },
1552); 1630);
1553 1631
1554=item $player_object->goto ($path, $x, $y) 1632=item $player_object->goto ($path, $x, $y)
1558sub cf::object::player::goto { 1636sub cf::object::player::goto {
1559 my ($self, $path, $x, $y) = @_; 1637 my ($self, $path, $x, $y) = @_;
1560 1638
1561 $self->enter_link; 1639 $self->enter_link;
1562 1640
1563 (Coro::async_pool { 1641 (async {
1564 $path = new cf::path $path; 1642 $path = new cf::path $path;
1565 1643
1566 my $map = cf::map::find $path->as_string; 1644 my $map = cf::map::find $path->as_string;
1567 $map = $map->customise_for ($self) if $map; 1645 $map = $map->customise_for ($self) if $map;
1568 1646
1630 1708
1631 return unless $self->type == cf::PLAYER; 1709 return unless $self->type == cf::PLAYER;
1632 1710
1633 $self->enter_link; 1711 $self->enter_link;
1634 1712
1635 (Coro::async_pool { 1713 (async {
1636 $self->deactivate_recursive; # just to be sure 1714 $self->deactivate_recursive; # just to be sure
1637 unless (eval { 1715 unless (eval {
1638 prepare_random_map $exit 1716 prepare_random_map $exit
1639 if $exit->slaying eq "/!"; 1717 if $exit->slaying eq "/!";
1640 1718
1721 } 1799 }
1722 } 1800 }
1723 }, 1801 },
1724); 1802);
1725 1803
1726=item $client->coro (\&cb) 1804=item $client->async (\&cb)
1727 1805
1728Create a new coroutine, running the specified callback. The coroutine will 1806Create a new coroutine, running the specified callback. The coroutine will
1729be automatically cancelled when the client gets destroyed (e.g. on logout, 1807be automatically cancelled when the client gets destroyed (e.g. on logout,
1730or loss of connection). 1808or loss of connection).
1731 1809
1732=cut 1810=cut
1733 1811
1734sub cf::client::coro { 1812sub cf::client::async {
1735 my ($self, $cb) = @_; 1813 my ($self, $cb) = @_;
1736 1814
1737 my $coro = &Coro::async_pool ($cb); 1815 my $coro = &Coro::async ($cb);
1738 1816
1739 $coro->on_destroy (sub { 1817 $coro->on_destroy (sub {
1740 delete $self->{_coro}{$coro+0}; 1818 delete $self->{_coro}{$coro+0};
1741 }); 1819 });
1742 1820
1980 local $/; 2058 local $/;
1981 *CFG = YAML::Syck::Load <$fh>; 2059 *CFG = YAML::Syck::Load <$fh>;
1982 2060
1983 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 2061 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
1984 2062
2063 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2064 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2065
1985 if (exists $CFG{mlockall}) { 2066 if (exists $CFG{mlockall}) {
1986 eval { 2067 eval {
1987 $CFG{mlockall} ? &mlockall : &munlockall 2068 $CFG{mlockall} ? &mlockall : &munlockall
1988 and die "WARNING: m(un)lockall failed: $!\n"; 2069 and die "WARNING: m(un)lockall failed: $!\n";
1989 }; 2070 };
1993 2074
1994sub main { 2075sub main {
1995 # we must not ever block the main coroutine 2076 # we must not ever block the main coroutine
1996 local $Coro::idle = sub { 2077 local $Coro::idle = sub {
1997 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2078 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1998 (Coro::unblock_sub {
1999 Event::one_event; 2079 async { Event::one_event };
2000 })->();
2001 }; 2080 };
2002 2081
2003 cfg_load; 2082 cfg_load;
2004 db_load; 2083 db_load;
2005 load_extensions; 2084 load_extensions;
2113 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; 2192 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2114 $LINK_MAP->in_memory (MAP_IN_MEMORY); 2193 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2115 2194
2116 # dirty hack because... archetypes are not yet loaded 2195 # dirty hack because... archetypes are not yet loaded
2117 Event->timer ( 2196 Event->timer (
2118 after => 2, 2197 after => 10,
2119 cb => sub { 2198 cb => sub {
2120 $_[0]->w->cancel; 2199 $_[0]->w->cancel;
2121 2200
2122 # provide some exits "home" 2201 # provide some exits "home"
2123 my $exit = cf::object::new "exit"; 2202 my $exit = cf::object::new "exit";

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