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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.137 by root, Fri Jan 5 10:23:05 2007 UTC vs.
Revision 1.156 by root, Tue Jan 9 22:07:08 2007 UTC

… …
15use Coro::Timer; 15use Coro::Timer;
16use Coro::Signal; 16use Coro::Signal;
17use Coro::Semaphore; 17use Coro::Semaphore;
18use Coro::AIO; 18use Coro::AIO;
19 19
20use Data::Dumper;
20use Digest::MD5; 21use Digest::MD5;
21use Fcntl; 22use Fcntl;
22use IO::AIO 2.31 (); 23use IO::AIO 2.32 ();
23use YAML::Syck (); 24use YAML::Syck ();
24use Time::HiRes; 25use Time::HiRes;
25 26
26use Event; $Event::Eval = 1; # no idea why this is required, but it is 27use Event; $Event::Eval = 1; # no idea why this is required, but it is
27 28
29sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30
28# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 31# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29$YAML::Syck::ImplicitUnicode = 1; 32$YAML::Syck::ImplicitUnicode = 1;
30 33
31$Coro::main->prio (2); # run main coroutine ("the server") with very high priority 34$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32
33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34 35
35our %COMMAND = (); 36our %COMMAND = ();
36our %COMMAND_TIME = (); 37our %COMMAND_TIME = ();
37our %EXTCMD = (); 38our %EXTCMD = ();
38 39
… …
47our %CFG; 48our %CFG;
48 49
49our $UPTIME; $UPTIME ||= time; 50our $UPTIME; $UPTIME ||= time;
50our $RUNTIME; 51our $RUNTIME;
51 52
53our %PLAYER; # all users
52our %MAP; # all maps 54our %MAP; # all maps
53our $LINK_MAP; # the special {link} map 55our $LINK_MAP; # the special {link} map
54our $RANDOM_MAPS = cf::localdir . "/random"; 56our $RANDOM_MAPS = cf::localdir . "/random";
55our %EXT_CORO; 57our %EXT_CORO; # coroutines bound to extensions
58
59our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
60our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
56 61
57binmode STDOUT; 62binmode STDOUT;
58binmode STDERR; 63binmode STDERR;
59 64
60# read virtual server time, if available 65# read virtual server time, if available
… …
105=item %cf::CFG 110=item %cf::CFG
106 111
107Configuration for the server, loaded from C</etc/crossfire/config>, or 112Configuration for the server, loaded from C</etc/crossfire/config>, or
108from wherever your confdir points to. 113from wherever your confdir points to.
109 114
115=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
116
117These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
118or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
119processing has been done. Call C<< ->wait >> on them to maximise the
120window of cpu time available, or simply to synchronise to the server tick.
121
110=back 122=back
111 123
112=cut 124=cut
113 125
114BEGIN { 126BEGIN {
… …
117 utf8::encode $msg; 129 utf8::encode $msg;
118 130
119 $msg .= "\n" 131 $msg .= "\n"
120 unless $msg =~ /\n$/; 132 unless $msg =~ /\n$/;
121 133
122 LOG llevError, "cfperl: $msg"; 134 LOG llevError, $msg;
123 }; 135 };
124} 136}
125 137
126@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 138@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 139@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
… …
153 165
154=head2 UTILITY FUNCTIONS 166=head2 UTILITY FUNCTIONS
155 167
156=over 4 168=over 4
157 169
170=item dumpval $ref
171
158=cut 172=cut
173
174sub dumpval {
175 eval {
176 local $SIG{__DIE__};
177 my $d;
178 if (1) {
179 $d = new Data::Dumper([$_[0]], ["*var"]);
180 $d->Terse(1);
181 $d->Indent(2);
182 $d->Quotekeys(0);
183 $d->Useqq(1);
184 #$d->Bless(...);
185 $d->Seen($_[1]) if @_ > 1;
186 $d = $d->Dump();
187 }
188 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
189 $d
190 } || "[unable to dump $_[0]: '$@']";
191}
159 192
160use JSON::Syck (); # TODO# replace by JSON::PC once working 193use JSON::Syck (); # TODO# replace by JSON::PC once working
161 194
162=item $ref = cf::from_json $json 195=item $ref = cf::from_json $json
163 196
… …
221 # wake up all waiters, to be on the safe side 254 # wake up all waiters, to be on the safe side
222 $_->ready for @{ delete $LOCK{$key} }; 255 $_->ready for @{ delete $LOCK{$key} };
223 } 256 }
224} 257}
225 258
226=item cf::async { BLOCK }
227
228Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the
229error instead of exiting the server in case of a problem.
230
231=cut
232
233sub async(&) {
234 my ($cb) = @_;
235
236 Coro::async {
237 eval { $cb->() };
238 warn $@ if $@;
239 }
240}
241
242sub freeze_mainloop { 259sub freeze_mainloop {
243 return unless $TICK_WATCHER->is_active; 260 return unless $TICK_WATCHER->is_active;
244 261
245 my $guard = Coro::guard { $TICK_WATCHER->start }; 262 my $guard = Coro::guard { $TICK_WATCHER->start };
246 $TICK_WATCHER->stop; 263 $TICK_WATCHER->stop;
247 $guard 264 $guard
248} 265}
266
267=item cf::async { BLOCK }
268
269Currently the same as Coro::async_pool, meaning you cannot use
270C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
271thing you are allowed to do is call C<prio> on it.
272
273=cut
274
275BEGIN { *async = \&Coro::async_pool }
249 276
250=item cf::sync_job { BLOCK } 277=item cf::sync_job { BLOCK }
251 278
252The design of crossfire+ requires that the main coro ($Coro::main) is 279The design of crossfire+ requires that the main coro ($Coro::main) is
253always able to handle events or runnable, as crossfire+ is only partly 280always able to handle events or runnable, as crossfire+ is only partly
… …
272 my $freeze_guard = freeze_mainloop; 299 my $freeze_guard = freeze_mainloop;
273 300
274 my $busy = 1; 301 my $busy = 1;
275 my @res; 302 my @res;
276 303
277 (Coro::async { 304 (async {
278 @res = eval { $job->() }; 305 @res = eval { $job->() };
279 warn $@ if $@; 306 warn $@ if $@;
280 undef $busy; 307 undef $busy;
281 })->prio (Coro::PRIO_MAX); 308 })->prio (Coro::PRIO_MAX);
282 309
283 while ($busy) { 310 while ($busy) {
284 Coro::cede_notself; 311 Coro::cede or Event::one_event;
285 Event::one_event unless Coro::nready;
286 } 312 }
287 313
288 wantarray ? @res : $res[0] 314 wantarray ? @res : $res[0]
289 } else { 315 } else {
290 # we are in another coroutine, how wonderful, everything just works 316 # we are in another coroutine, how wonderful, everything just works
291 317
292 $job->() 318 $job->()
293 } 319 }
294} 320}
295 321
296=item $coro = cf::coro { BLOCK } 322=item $coro = cf::async_ext { BLOCK }
297 323
298Creates and returns a new coro. This coro is automcatially being canceled 324Like async, but this coro is automcatially being canceled when the
299when the extension calling this is being unloaded. 325extension calling this is being unloaded.
300 326
301=cut 327=cut
302 328
303sub coro(&) { 329sub async_ext(&) {
304 my $cb = shift; 330 my $cb = shift;
305 331
306 my $coro = &cf::async ($cb); 332 my $coro = &Coro::async ($cb);
307 333
308 $coro->on_destroy (sub { 334 $coro->on_destroy (sub {
309 delete $EXT_CORO{$coro+0}; 335 delete $EXT_CORO{$coro+0};
310 }); 336 });
311 $EXT_CORO{$coro+0} = $coro; 337 $EXT_CORO{$coro+0} = $coro;
… …
340=cut 366=cut
341 367
342############################################################################# 368#############################################################################
343 369
344package cf::path; 370package cf::path;
371
372# used to convert map paths into valid unix filenames by repalcing / by ∕
373our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
345 374
346sub new { 375sub new {
347 my ($class, $path, $base) = @_; 376 my ($class, $path, $base) = @_;
348 377
349 $path = $path->as_string if ref $path; 378 $path = $path->as_string if ref $path;
… …
413# } 442# }
414} 443}
415 444
416# escape the /'s in the path 445# escape the /'s in the path
417sub _escaped_path { 446sub _escaped_path {
418 # ∕ is U+2215
419 (my $path = $_[0]{path}) =~ s/\//∕/g; 447 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
420 $path 448 $path
421} 449}
422 450
423# the original (read-only) location 451# the original (read-only) location
424sub load_path { 452sub load_path {
… …
1051}; 1079};
1052 1080
1053cf::map->attach (prio => -10000, package => cf::mapsupport::); 1081cf::map->attach (prio => -10000, package => cf::mapsupport::);
1054 1082
1055############################################################################# 1083#############################################################################
1056# load/save perl data associated with player->ob objects
1057
1058sub all_objects(@) {
1059 @_, map all_objects ($_->inv), @_
1060}
1061
1062# TODO: compatibility cruft, remove when no longer needed
1063cf::player->attach (
1064 on_load => sub {
1065 my ($pl, $path) = @_;
1066
1067 for my $o (all_objects $pl->ob) {
1068 if (my $value = $o->get_ob_key_value ("_perl_data")) {
1069 $o->set_ob_key_value ("_perl_data");
1070
1071 %$o = %{ Storable::thaw pack "H*", $value };
1072 }
1073 }
1074 },
1075);
1076
1077#############################################################################
1078 1084
1079=head2 CORE EXTENSIONS 1085=head2 CORE EXTENSIONS
1080 1086
1081Functions and methods that extend core crossfire objects. 1087Functions and methods that extend core crossfire objects.
1082 1088
1089=cut
1090
1091package cf::player;
1092
1093use Coro::AIO;
1094
1083=head3 cf::player 1095=head3 cf::player
1084 1096
1085=over 4 1097=over 4
1086 1098
1087=item cf::player::exists $login 1099=item cf::player::find $login
1088 1100
1089Returns true when the given account exists. 1101Returns the given player object, loading it if necessary (might block).
1090 1102
1091=cut 1103=cut
1092 1104
1093sub cf::player::exists($) { 1105sub playerdir($) {
1094 cf::player::find $_[0] 1106 cf::localdir
1095 or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; 1107 . "/"
1108 . cf::playerdir
1109 . "/"
1110 . (ref $_[0] ? $_[0]->ob->name : $_[0])
1111}
1112
1113sub path($) {
1114 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1115
1116 (playerdir $login) . "/$login.pl"
1117}
1118
1119sub find_active($) {
1120 $cf::PLAYER{$_[0]}
1121 and $cf::PLAYER{$_[0]}->active
1122 and $cf::PLAYER{$_[0]}
1123}
1124
1125sub exists($) {
1126 my ($login) = @_;
1127
1128 $cf::PLAYER{$login}
1129 or cf::sync_job { !aio_stat $login }
1130}
1131
1132sub find($) {
1133 return $cf::PLAYER{$_[0]} || do {
1134 my $login = $_[0];
1135
1136 my $guard = cf::lock_acquire "user_find:$login";
1137
1138 $cf::PLAYER{$_[0]} || do {
1139 my $pl = load_pl path $login
1140 or return;
1141 $cf::PLAYER{$login} = $pl
1142 }
1143 }
1144}
1145
1146sub save($) {
1147 my ($pl) = @_;
1148
1149 return if $pl->{deny_save};
1150
1151 my $path = path $pl;
1152 my $guard = cf::lock_acquire "user_save:$path";
1153
1154 return if $pl->{deny_save};
1155
1156 aio_mkdir playerdir $pl, 0770;
1157 $pl->{last_save} = $cf::RUNTIME;
1158
1159 $pl->save_pl ($path);
1160 Coro::cede;
1161}
1162
1163sub new($) {
1164 my ($login) = @_;
1165
1166 my $self = create;
1167
1168 $self->ob->name ($login);
1169 $self->{deny_save} = 1;
1170
1171 $cf::PLAYER{$login} = $self;
1172
1173 $self
1174}
1175
1176=item $pl->quit_character
1177
1178Nukes the player without looking back. If logged in, the connection will
1179be destroyed. May block for a long time.
1180
1181=cut
1182
1183sub quit_character {
1184 my ($pl) = @_;
1185
1186 $pl->{deny_save} = 1;
1187 $pl->password ("*"); # this should lock out the player until we nuked the dir
1188
1189 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1190 $pl->deactivate;
1191 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1192 $pl->ns->destroy if $pl->ns;
1193
1194 my $path = playerdir $pl;
1195 my $temp = "$path~$cf::RUNTIME~deleting~";
1196 aio_rename $path, $temp;
1197 delete $cf::PLAYER{$pl->ob->name};
1198 $pl->destroy;
1199 IO::AIO::aio_rmtree $temp;
1200}
1201
1202=item cf::player::list_logins
1203
1204Returns am arrayref of all valid playernames in the system, can take a
1205while and may block, so not sync_job-capable, ever.
1206
1207=cut
1208
1209sub list_logins {
1210 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
1211 or return [];
1212
1213 my @logins;
1214
1215 for my $login (@$dirs) {
1216 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1217 aio_read $fh, 0, 512, my $buf, 0 or next;
1218 $buf !~ /^password -------------$/m or next; # official not-valid tag
1219
1220 utf8::decode $login;
1221 push @logins, $login;
1222 }
1223
1224 \@logins
1225}
1226
1227=item $player->maps
1228
1229Returns an arrayref of cf::path's of all maps that are private for this
1230player. May block.
1231
1232=cut
1233
1234sub maps($) {
1235 my ($pl) = @_;
1236
1237 my $files = aio_readdir playerdir $pl
1238 or return;
1239
1240 my @paths;
1241
1242 for (@$files) {
1243 utf8::decode $_;
1244 next if /\.(?:pl|pst)$/;
1245 next unless /^$PATH_SEP/;
1246
1247 s/$PATH_SEP/\//g;
1248 push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
1249 }
1250
1251 \@paths
1096} 1252}
1097 1253
1098=item $player->ext_reply ($msgid, $msgtype, %msg) 1254=item $player->ext_reply ($msgid, $msgtype, %msg)
1099 1255
1100Sends an ext reply to the player. 1256Sends an ext reply to the player.
1101 1257
1102=cut 1258=cut
1103 1259
1104sub cf::player::ext_reply($$$%) { 1260sub ext_reply($$$%) {
1105 my ($self, $id, %msg) = @_; 1261 my ($self, $id, %msg) = @_;
1106 1262
1107 $msg{msgid} = $id; 1263 $msg{msgid} = $id;
1108 1264
1109 $self->send ("ext " . to_json \%msg); 1265 $self->send ("ext " . cf::to_json \%msg);
1110} 1266}
1267
1268package cf;
1111 1269
1112=back 1270=back
1113 1271
1114 1272
1115=head3 cf::map 1273=head3 cf::map
… …
1311 1469
1312 return if $self->{deny_save}; 1470 return if $self->{deny_save};
1313 1471
1314 local $self->{last_access} = $self->last_access;#d# 1472 local $self->{last_access} = $self->last_access;#d#
1315 1473
1474 cf::async {
1475 $_->contr->save for $self->players;
1476 };
1477
1316 if ($uniq) { 1478 if ($uniq) {
1317 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1479 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1318 $self->save_objects ($uniq, cf::IO_UNIQUES); 1480 $self->save_objects ($uniq, cf::IO_UNIQUES);
1319 } else { 1481 } else {
1320 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 1482 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
… …
1414 } 1576 }
1415 1577
1416 $map 1578 $map
1417} 1579}
1418 1580
1419sub emergency_save {
1420 my $freeze_guard = cf::freeze_mainloop;
1421
1422 warn "enter emergency map save\n";
1423
1424 cf::sync_job {
1425 warn "begin emergency map save\n";
1426 $_->save for values %cf::MAP;
1427 };
1428
1429 warn "end emergency map save\n";
1430}
1431
1432package cf; 1581package cf;
1433 1582
1434=back 1583=back
1435 1584
1585=head3 cf::object
1586
1587=cut
1588
1589package cf::object;
1590
1591=over 4
1592
1593=item $ob->inv_recursive
1594
1595Returns the inventory of the object _and_ their inventories, recursively.
1596
1597=cut
1598
1599sub inv_recursive_;
1600sub inv_recursive_ {
1601 map { $_, inv_recursive_ $_->inv } @_
1602}
1603
1604sub inv_recursive {
1605 inv_recursive_ inv $_[0]
1606}
1607
1608package cf;
1609
1610=back
1436 1611
1437=head3 cf::object::player 1612=head3 cf::object::player
1438 1613
1439=over 4 1614=over 4
1440 1615
… …
1533 ($x, $y) = ($map->enter_x, $map->enter_y) 1708 ($x, $y) = ($map->enter_x, $map->enter_y)
1534 if $x <=0 && $y <= 0; 1709 if $x <=0 && $y <= 0;
1535 1710
1536 $map->load; 1711 $map->load;
1537 1712
1713 return unless $self->contr->active;
1538 $self->activate_recursive; 1714 $self->activate_recursive;
1539 $self->enter_map ($map, $x, $y); 1715 $self->enter_map ($map, $x, $y);
1540} 1716}
1541 1717
1542cf::player->attach ( 1718cf::player->attach (
… …
1555 1731
1556 # try to abort aborted map switching on player login :) 1732 # try to abort aborted map switching on player login :)
1557 # should happen only on crashes 1733 # should happen only on crashes
1558 if ($pl->ob->{_link_pos}) { 1734 if ($pl->ob->{_link_pos}) {
1559 $pl->ob->enter_link; 1735 $pl->ob->enter_link;
1560 cf::async { 1736 (async {
1561 # we need this sleep as the login has a concurrent enter_exit running 1737 # we need this sleep as the login has a concurrent enter_exit running
1562 # and this sleep increases chances of the player not ending up in scorn 1738 # and this sleep increases chances of the player not ending up in scorn
1739 $pl->ob->reply (undef,
1740 "There was an internal problem at your last logout, "
1741 . "the server will try to bring you to your intended destination in a second.",
1742 cf::NDI_RED);
1563 Coro::Timer::sleep 1; 1743 Coro::Timer::sleep 1;
1564 $pl->ob->leave_link; 1744 $pl->ob->leave_link;
1565 }; 1745 })->prio (2);
1566 } 1746 }
1567 }, 1747 },
1568); 1748);
1569 1749
1570=item $player_object->goto ($path, $x, $y) 1750=item $player_object->goto ($path, $x, $y)
… …
1572=cut 1752=cut
1573 1753
1574sub cf::object::player::goto { 1754sub cf::object::player::goto {
1575 my ($self, $path, $x, $y) = @_; 1755 my ($self, $path, $x, $y) = @_;
1576 1756
1757 $path = new cf::path $path;
1758 $path ne "/" or Carp::cluck ("oy");#d#
1759
1577 $self->enter_link; 1760 $self->enter_link;
1578 1761
1579 (cf::async { 1762 (async {
1580 $path = new cf::path $path;
1581
1582 my $map = cf::map::find $path->as_string; 1763 my $map = cf::map::find $path->as_string;
1583 $map = $map->customise_for ($self) if $map; 1764 $map = $map->customise_for ($self) if $map;
1584 1765
1585# warn "entering ", $map->path, " at ($x, $y)\n" 1766# warn "entering ", $map->path, " at ($x, $y)\n"
1586# if $map; 1767# if $map;
1587 1768
1588 $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1769 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1589 1770
1590 $self->leave_link ($map, $x, $y); 1771 $self->leave_link ($map, $x, $y);
1591 })->prio (1); 1772 })->prio (1);
1592} 1773}
1593 1774
… …
1646 1827
1647 return unless $self->type == cf::PLAYER; 1828 return unless $self->type == cf::PLAYER;
1648 1829
1649 $self->enter_link; 1830 $self->enter_link;
1650 1831
1651 (cf::async { 1832 (async {
1652 $self->deactivate_recursive; # just to be sure 1833 $self->deactivate_recursive; # just to be sure
1653 unless (eval { 1834 unless (eval {
1654 prepare_random_map $exit 1835 prepare_random_map $exit
1655 if $exit->slaying eq "/!"; 1836 if $exit->slaying eq "/!";
1656 1837
… …
1737 } 1918 }
1738 } 1919 }
1739 }, 1920 },
1740); 1921);
1741 1922
1742=item $client->coro (\&cb) 1923=item $client->async (\&cb)
1743 1924
1744Create a new coroutine, running the specified callback. The coroutine will 1925Create a new coroutine, running the specified callback. The coroutine will
1745be automatically cancelled when the client gets destroyed (e.g. on logout, 1926be automatically cancelled when the client gets destroyed (e.g. on logout,
1746or loss of connection). 1927or loss of connection).
1747 1928
1748=cut 1929=cut
1749 1930
1750sub cf::client::coro { 1931sub cf::client::async {
1751 my ($self, $cb) = @_; 1932 my ($self, $cb) = @_;
1752 1933
1753 my $coro = &cf::async ($cb); 1934 my $coro = &Coro::async ($cb);
1754 1935
1755 $coro->on_destroy (sub { 1936 $coro->on_destroy (sub {
1756 delete $self->{_coro}{$coro+0}; 1937 delete $self->{_coro}{$coro+0};
1757 }); 1938 });
1758 1939
… …
1996 local $/; 2177 local $/;
1997 *CFG = YAML::Syck::Load <$fh>; 2178 *CFG = YAML::Syck::Load <$fh>;
1998 2179
1999 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 2180 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2000 2181
2182 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2183 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2184
2001 if (exists $CFG{mlockall}) { 2185 if (exists $CFG{mlockall}) {
2002 eval { 2186 eval {
2003 $CFG{mlockall} ? &mlockall : &munlockall 2187 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2004 and die "WARNING: m(un)lockall failed: $!\n"; 2188 and die "WARNING: m(un)lockall failed: $!\n";
2005 }; 2189 };
2006 warn $@ if $@; 2190 warn $@ if $@;
2007 } 2191 }
2008} 2192}
2009 2193
2010sub main { 2194sub main {
2011 # we must not ever block the main coroutine 2195 # we must not ever block the main coroutine
2012 local $Coro::idle = sub { 2196 local $Coro::idle = sub {
2013 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2197 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2014 (Coro::unblock_sub {
2015 Event::one_event; 2198 async { Event::one_event };
2016 })->();
2017 }; 2199 };
2018 2200
2019 cfg_load; 2201 cfg_load;
2020 db_load; 2202 db_load;
2021 load_extensions; 2203 load_extensions;
2022 Event::loop; 2204 Event::loop;
2023} 2205}
2024 2206
2025############################################################################# 2207#############################################################################
2026# initialisation 2208# initialisation and cleanup
2209
2210# install some emergency cleanup handlers
2211BEGIN {
2212 for my $signal (qw(INT HUP TERM)) {
2213 Event->signal (
2214 data => WF_AUTOCANCEL,
2215 signal => $signal,
2216 cb => sub {
2217 cf::cleanup "SIG$signal";
2218 },
2219 );
2220 }
2221}
2222
2223sub emergency_save() {
2224 my $freeze_guard = cf::freeze_mainloop;
2225
2226 warn "enter emergency perl save\n";
2227
2228 cf::sync_job {
2229 # use a peculiar iteration method to avoid tripping on perl
2230 # refcount bugs in for. also avoids problems with players
2231 # and maps saved/Destroyed asynchronously.
2232 warn "begin emergency player save\n";
2233 for my $login (keys %cf::PLAYER) {
2234 my $pl = $cf::PLAYER{$login} or next;
2235 $pl->valid or next;
2236 $pl->save;
2237 }
2238 warn "end emergency player save\n";
2239
2240 warn "begin emergency map save\n";
2241 for my $path (keys %cf::MAP) {
2242 my $map = $cf::MAP{$path} or next;
2243 $map->valid or next;
2244 $map->save;
2245 }
2246 warn "end emergency map save\n";
2247 };
2248
2249 warn "leave emergency perl save\n";
2250}
2027 2251
2028sub reload() { 2252sub reload() {
2029 # can/must only be called in main 2253 # can/must only be called in main
2030 if ($Coro::current != $Coro::main) { 2254 if ($Coro::current != $Coro::main) {
2031 warn "can only reload from main coroutine\n"; 2255 warn "can only reload from main coroutine\n";
… …
2104 cf::load_extensions; 2328 cf::load_extensions;
2105 2329
2106 # reattach attachments to objects 2330 # reattach attachments to objects
2107 warn "reattach"; 2331 warn "reattach";
2108 _global_reattach; 2332 _global_reattach;
2333 reattach $_ for values %MAP;
2109 }; 2334 };
2110 2335
2111 if ($@) { 2336 if ($@) {
2112 warn $@; 2337 warn $@;
2113 warn "error while reloading, exiting."; 2338 warn "error while reloading, exiting.";
… …
2129 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; 2354 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2130 $LINK_MAP->in_memory (MAP_IN_MEMORY); 2355 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2131 2356
2132 # dirty hack because... archetypes are not yet loaded 2357 # dirty hack because... archetypes are not yet loaded
2133 Event->timer ( 2358 Event->timer (
2134 after => 2, 2359 after => 10,
2135 cb => sub { 2360 cb => sub {
2136 $_[0]->w->cancel; 2361 $_[0]->w->cancel;
2137 2362
2138 # provide some exits "home" 2363 # provide some exits "home"
2139 my $exit = cf::object::new "exit"; 2364 my $exit = cf::object::new "exit";
… …
2181 data => WF_AUTOCANCEL, 2406 data => WF_AUTOCANCEL,
2182 cb => sub { 2407 cb => sub {
2183 cf::server_tick; # one server iteration 2408 cf::server_tick; # one server iteration
2184 $RUNTIME += $TICK; 2409 $RUNTIME += $TICK;
2185 $NEXT_TICK += $TICK; 2410 $NEXT_TICK += $TICK;
2411
2412 $WAIT_FOR_TICK->broadcast;
2413 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2186 2414
2187 # if we are delayed by four ticks or more, skip them all 2415 # if we are delayed by four ticks or more, skip them all
2188 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2416 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2189 2417
2190 $TICK_WATCHER->at ($NEXT_TICK); 2418 $TICK_WATCHER->at ($NEXT_TICK);

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