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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.126 by root, Tue Jan 2 23:12:47 2007 UTC vs.
Revision 1.143 by root, Sun Jan 7 02:39:14 2007 UTC

… …
8use Storable; 8use Storable;
9use Opcode; 9use Opcode;
10use Safe; 10use Safe;
11use Safe::Hole; 11use Safe::Hole;
12 12
13use Coro 3.3; 13use Coro 3.3 ();
14use Coro::Event; 14use Coro::Event;
15use Coro::Timer; 15use Coro::Timer;
16use Coro::Signal; 16use Coro::Signal;
17use Coro::Semaphore; 17use Coro::Semaphore;
18use Coro::AIO; 18use Coro::AIO;
… …
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 $FREEZE;
55our $RANDOM_MAPS = cf::localdir . "/random"; 55our $RANDOM_MAPS = cf::localdir . "/random";
56our %EXT_CORO; 56our %EXT_CORO; # coroutines bound to extensions
57 57
58binmode STDOUT; 58binmode STDOUT;
59binmode STDERR; 59binmode STDERR;
60 60
61# read virtual server time, if available 61# read virtual server time, if available
… …
71mkdir cf::localdir . "/" . cf::uniquedir; 71mkdir cf::localdir . "/" . cf::uniquedir;
72mkdir $RANDOM_MAPS; 72mkdir $RANDOM_MAPS;
73 73
74# a special map that is always available 74# a special map that is always available
75our $LINK_MAP; 75our $LINK_MAP;
76 76our $EMERGENCY_POSITION;
77our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78 77
79############################################################################# 78#############################################################################
80 79
81=head2 GLOBAL VARIABLES 80=head2 GLOBAL VARIABLES
82 81
… …
181sub to_json($) { 180sub to_json($) {
182 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs 181 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183 JSON::Syck::Dump $_[0] 182 JSON::Syck::Dump $_[0]
184} 183}
185 184
186=item my $guard = cf::guard { BLOCK }
187
188Run the given callback when the guard object gets destroyed (useful for
189coroutine cancellations).
190
191You can call C<< ->cancel >> on the guard object to stop the block from
192being executed.
193
194=cut
195
196sub guard(&) {
197 bless \(my $cb = $_[0]), cf::guard::;
198}
199
200sub cf::guard::cancel {
201 ${$_[0]} = sub { };
202}
203
204sub cf::guard::DESTROY {
205 ${$_[0]}->();
206}
207
208=item cf::lock_wait $string 185=item cf::lock_wait $string
209 186
210Wait until the given lock is available. See cf::lock_acquire. 187Wait until the given lock is available. See cf::lock_acquire.
211 188
212=item my $lock = cf::lock_acquire $string 189=item my $lock = cf::lock_acquire $string
213 190
214Wait until the given lock is available and then acquires it and returns 191Wait until the given lock is available and then acquires it and returns
215a guard object. If the guard object gets destroyed (goes out of scope, 192a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216for example when the coroutine gets canceled), the lock is automatically 193for example when the coroutine gets canceled), the lock is automatically
217returned. 194returned.
218 195
219Lock names should begin with a unique identifier (for example, find_map 196Lock names should begin with a unique identifier (for example, cf::map::find
220uses map_find and load_map uses map_load). 197uses map_find and cf::map::load uses map_load).
221 198
222=cut 199=cut
223 200
224our %LOCK; 201our %LOCK;
225 202
… …
239 # wait, to be sure we are not locked 216 # wait, to be sure we are not locked
240 lock_wait $key; 217 lock_wait $key;
241 218
242 $LOCK{$key} = []; 219 $LOCK{$key} = [];
243 220
244 cf::guard { 221 Coro::guard {
245 # wake up all waiters, to be on the safe side 222 # wake up all waiters, to be on the safe side
246 $_->ready for @{ delete $LOCK{$key} }; 223 $_->ready for @{ delete $LOCK{$key} };
247 } 224 }
248} 225}
226
227sub freeze_mainloop {
228 return unless $TICK_WATCHER->is_active;
229
230 my $guard = Coro::guard { $TICK_WATCHER->start };
231 $TICK_WATCHER->stop;
232 $guard
233}
234
235=item cf::async { BLOCK }
236
237Currently the same as Coro::async_pool, meaning you cannot use
238C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
239thing you are allowed to do is call C<prio> on it.
240
241=cut
242
243BEGIN { *async = \&Coro::async_pool }
249 244
250=item cf::sync_job { BLOCK } 245=item cf::sync_job { BLOCK }
251 246
252The design of crossfire+ requires that the main coro ($Coro::main) is 247The design of crossfire+ requires that the main coro ($Coro::main) is
253always able to handle events or runnable, as crossfire+ is only partly 248always able to handle events or runnable, as crossfire+ is only partly
… …
267 # this is the main coro, too bad, we have to block 262 # this is the main coro, too bad, we have to block
268 # till the operation succeeds, freezing the server :/ 263 # till the operation succeeds, freezing the server :/
269 264
270 # TODO: use suspend/resume instead 265 # TODO: use suspend/resume instead
271 # (but this is cancel-safe) 266 # (but this is cancel-safe)
272 local $FREEZE = 1; 267 my $freeze_guard = freeze_mainloop;
273 268
274 my $busy = 1; 269 my $busy = 1;
275 my @res; 270 my @res;
276 271
277 (Coro::async { 272 (async {
278 @res = eval { $job->() }; 273 @res = eval { $job->() };
279 warn $@ if $@; 274 warn $@ if $@;
280 undef $busy; 275 undef $busy;
281 })->prio (Coro::PRIO_MAX); 276 })->prio (Coro::PRIO_MAX);
282 277
283 while ($busy) { 278 while ($busy) {
284 Coro::cede_notself; 279 Coro::cede or Event::one_event;
285 Event::one_event unless Coro::nready;
286 } 280 }
287 281
288 wantarray ? @res : $res[0] 282 wantarray ? @res : $res[0]
289 } else { 283 } else {
290 # we are in another coroutine, how wonderful, everything just works 284 # we are in another coroutine, how wonderful, everything just works
291 285
292 $job->() 286 $job->()
293 } 287 }
294} 288}
295 289
296=item $coro = cf::coro { BLOCK } 290=item $coro = cf::async_ext { BLOCK }
297 291
298Creates and returns a new coro. This coro is automcatially being canceled 292Like async, but this coro is automcatially being canceled when the
299when the extension calling this is being unloaded. 293extension calling this is being unloaded.
300 294
301=cut 295=cut
302 296
303sub coro(&) { 297sub async_ext(&) {
304 my $cb = shift; 298 my $cb = shift;
305 299
306 my $coro; $coro = async { 300 my $coro = &Coro::async ($cb);
307 eval {
308 $cb->();
309 };
310 warn $@ if $@;
311 };
312 301
313 $coro->on_destroy (sub { 302 $coro->on_destroy (sub {
314 delete $EXT_CORO{$coro+0}; 303 delete $EXT_CORO{$coro+0};
315 }); 304 });
316 $EXT_CORO{$coro+0} = $coro; 305 $EXT_CORO{$coro+0} = $coro;
… …
1083 1072
1084=head2 CORE EXTENSIONS 1073=head2 CORE EXTENSIONS
1085 1074
1086Functions and methods that extend core crossfire objects. 1075Functions and methods that extend core crossfire objects.
1087 1076
1077=cut
1078
1079package cf::player;
1080
1088=head3 cf::player 1081=head3 cf::player
1089 1082
1090=over 4 1083=over 4
1091 1084
1092=item cf::player::exists $login 1085=item cf::player::find $login
1093 1086
1094Returns true when the given account exists. 1087Returns the given player object, loading it if necessary (might block).
1095 1088
1096=cut 1089=cut
1097 1090
1098sub cf::player::exists($) { 1091sub path($) {
1099 cf::player::find $_[0] 1092 sprintf "%s/%s/%s/%s.pl",
1100 or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[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
1101} 1147}
1102 1148
1103=item $player->ext_reply ($msgid, $msgtype, %msg) 1149=item $player->ext_reply ($msgid, $msgtype, %msg)
1104 1150
1105Sends an ext reply to the player. 1151Sends an ext reply to the player.
1106 1152
1107=cut 1153=cut
1108 1154
1109sub cf::player::ext_reply($$$%) { 1155sub ext_reply($$$%) {
1110 my ($self, $id, %msg) = @_; 1156 my ($self, $id, %msg) = @_;
1111 1157
1112 $msg{msgid} = $id; 1158 $msg{msgid} = $id;
1113 1159
1114 $self->send ("ext " . to_json \%msg); 1160 $self->send ("ext " . cf::to_json \%msg);
1115} 1161}
1162
1163package cf;
1116 1164
1117=back 1165=back
1118 1166
1119 1167
1120=head3 cf::map 1168=head3 cf::map
… …
1126package cf::map; 1174package cf::map;
1127 1175
1128use Fcntl; 1176use Fcntl;
1129use Coro::AIO; 1177use Coro::AIO;
1130 1178
1131our $MAX_RESET = 7200; 1179our $MAX_RESET = 3600;
1132our $DEFAULT_RESET = 3600; 1180our $DEFAULT_RESET = 3000;
1133 1181
1134sub generate_random_map { 1182sub generate_random_map {
1135 my ($path, $rmp) = @_; 1183 my ($path, $rmp) = @_;
1136 1184
1137 # mit "rum" bekleckern, nicht 1185 # mit "rum" bekleckern, nicht
… …
1167 or return; 1215 or return;
1168 1216
1169 my $map = cf::map::new 1217 my $map = cf::map::new
1170 or return; 1218 or return;
1171 1219
1220 # for better error messages only, will be overwritten
1221 $map->path ($path);
1222
1172 $map->load_header ($path) 1223 $map->load_header ($path)
1173 or return; 1224 or return;
1174 1225
1175 $map->{load_path} = $path; 1226 $map->{load_path} = $path;
1176 1227
1177 $map 1228 $map
1178} 1229}
1179 1230
1180sub find_map; 1231sub find;
1181sub find_map { 1232sub find {
1182 my ($path, $origin) = @_; 1233 my ($path, $origin) = @_;
1183 1234
1184 #warn "find_map<$path,$origin>\n";#d# 1235 #warn "find<$path,$origin>\n";#d#
1185 1236
1186 $path = new cf::path $path, $origin && $origin->path; 1237 $path = new cf::path $path, $origin && $origin->path;
1187 my $key = $path->as_string; 1238 my $key = $path->as_string;
1188 1239
1189 cf::lock_wait "map_find:$key"; 1240 cf::lock_wait "map_find:$key";
… …
1192 my $guard = cf::lock_acquire "map_find:$key"; 1243 my $guard = cf::lock_acquire "map_find:$key";
1193 1244
1194 # do it the slow way 1245 # do it the slow way
1195 my $map = try_load_header $path->save_path; 1246 my $map = try_load_header $path->save_path;
1196 1247
1248 Coro::cede;
1249
1197 if ($map) { 1250 if ($map) {
1251 $map->last_access ((delete $map->{last_access})
1252 || $cf::RUNTIME); #d#
1198 # safety 1253 # safety
1199 $map->{instantiate_time} = $cf::RUNTIME 1254 $map->{instantiate_time} = $cf::RUNTIME
1200 if $map->{instantiate_time} > $cf::RUNTIME; 1255 if $map->{instantiate_time} > $cf::RUNTIME;
1201 } else { 1256 } else {
1202 if (my $rmp = $path->random_map_params) { 1257 if (my $rmp = $path->random_map_params) {
… …
1207 1262
1208 $map or return; 1263 $map or return;
1209 1264
1210 $map->{load_original} = 1; 1265 $map->{load_original} = 1;
1211 $map->{instantiate_time} = $cf::RUNTIME; 1266 $map->{instantiate_time} = $cf::RUNTIME;
1267 $map->last_access ($cf::RUNTIME);
1212 $map->instantiate; 1268 $map->instantiate;
1213 1269
1214 # per-player maps become, after loading, normal maps 1270 # per-player maps become, after loading, normal maps
1215 $map->per_player (0) if $path->{user_rel}; 1271 $map->per_player (0) if $path->{user_rel};
1216 } 1272 }
1217 1273
1218 $map->path ($key); 1274 $map->path ($key);
1219 $map->{path} = $path; 1275 $map->{path} = $path;
1220 $map->{last_save} = $cf::RUNTIME; 1276 $map->{last_save} = $cf::RUNTIME;
1221 $map->last_access ($cf::RUNTIME); 1277
1278 Coro::cede;
1222 1279
1223 if ($map->should_reset) { 1280 if ($map->should_reset) {
1224 $map->reset; 1281 $map->reset;
1225 undef $guard; 1282 undef $guard;
1226 $map = find_map $path 1283 $map = find $path
1227 or return; 1284 or return;
1228 } 1285 }
1229 1286
1230 $cf::MAP{$key} = $map 1287 $cf::MAP{$key} = $map
1231 } 1288 }
… …
1253 if (aio_open $uniq, O_RDONLY, 0) { 1310 if (aio_open $uniq, O_RDONLY, 0) {
1254 $self->clear_unique_items; 1311 $self->clear_unique_items;
1255 $self->load_objects ($uniq, 0); 1312 $self->load_objects ($uniq, 0);
1256 } 1313 }
1257 } 1314 }
1315
1316 Coro::cede;
1258 1317
1259 # now do the right thing for maps 1318 # now do the right thing for maps
1260 $self->link_multipart_objects; 1319 $self->link_multipart_objects;
1261 1320
1262 if ($self->{path}->is_style_map) { 1321 if ($self->{path}->is_style_map) {
… …
1270 $self->difficulty ($self->estimate_difficulty) 1329 $self->difficulty ($self->estimate_difficulty)
1271 unless $self->difficulty; 1330 unless $self->difficulty;
1272 $self->activate; 1331 $self->activate;
1273 } 1332 }
1274 1333
1334 Coro::cede;
1335
1275 $self->in_memory (cf::MAP_IN_MEMORY); 1336 $self->in_memory (cf::MAP_IN_MEMORY);
1276} 1337}
1277 1338
1278sub load_map_sync { 1339sub find_sync {
1279 my ($path, $origin) = @_; 1340 my ($path, $origin) = @_;
1280 1341
1281 #warn "load_map_sync<$path, $origin>\n";#d# 1342 cf::sync_job { cf::map::find $path, $origin }
1343}
1282 1344
1283 cf::sync_job { 1345sub do_load_sync {
1284 my $map = cf::map::find_map $path, $origin 1346 my ($map) = @_;
1285 or return; 1347
1286 $map->load; 1348 cf::sync_job { $map->load };
1287 $map
1288 }
1289} 1349}
1290 1350
1291sub save { 1351sub save {
1292 my ($self) = @_; 1352 my ($self) = @_;
1293 1353
1354 my $lock = cf::lock_acquire "map_data:" . $self->path;
1355
1294 $self->{last_save} = $cf::RUNTIME; 1356 $self->{last_save} = $cf::RUNTIME;
1295 1357
1296 return unless $self->dirty; 1358 return unless $self->dirty;
1297 1359
1298 my $save = $self->{path}->save_path; utf8::encode $save; 1360 my $save = $self->{path}->save_path; utf8::encode $save;
1299 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; 1361 my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1300 1362
1301 $self->{load_path} = $save; 1363 $self->{load_path} = $save;
1302 1364
1303 return if $self->{deny_save}; 1365 return if $self->{deny_save};
1366
1367 local $self->{last_access} = $self->last_access;#d#
1368
1369 cf::async {
1370 $_->contr->save for $self->players;
1371 };
1304 1372
1305 if ($uniq) { 1373 if ($uniq) {
1306 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 1374 $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1307 $self->save_objects ($uniq, cf::IO_UNIQUES); 1375 $self->save_objects ($uniq, cf::IO_UNIQUES);
1308 } else { 1376 } else {
… …
1311} 1379}
1312 1380
1313sub swap_out { 1381sub swap_out {
1314 my ($self) = @_; 1382 my ($self) = @_;
1315 1383
1384 # save first because save cedes
1385 $self->save;
1386
1387 my $lock = cf::lock_acquire "map_data:" . $self->path;
1388
1316 return if $self->players; 1389 return if $self->players;
1317 return if $self->in_memory != cf::MAP_IN_MEMORY; 1390 return if $self->in_memory != cf::MAP_IN_MEMORY;
1318 return if $self->{deny_save}; 1391 return if $self->{deny_save};
1319 1392
1320 $self->save;
1321 $self->clear; 1393 $self->clear;
1322 $self->in_memory (cf::MAP_SWAPPED); 1394 $self->in_memory (cf::MAP_SWAPPED);
1323} 1395}
1324 1396
1325sub reset_at { 1397sub reset_at {
… …
1363} 1435}
1364 1436
1365sub reset { 1437sub reset {
1366 my ($self) = @_; 1438 my ($self) = @_;
1367 1439
1440 my $lock = cf::lock_acquire "map_data:" . $self->path;
1441
1368 return if $self->players; 1442 return if $self->players;
1369 return if $self->{path}{user_rel};#d# 1443 return if $self->{path}{user_rel};#d#
1370 1444
1371 warn "resetting map ", $self->path;#d# 1445 warn "resetting map ", $self->path;#d#
1372 1446
… …
1391 1465
1392sub customise_for { 1466sub customise_for {
1393 my ($map, $ob) = @_; 1467 my ($map, $ob) = @_;
1394 1468
1395 if ($map->per_player) { 1469 if ($map->per_player) {
1396 return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; 1470 return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1397 } 1471 }
1398 1472
1399 $map 1473 $map
1400} 1474}
1401 1475
1402sub emergency_save { 1476sub emergency_save {
1403 local $cf::FREEZE = 1; 1477 my $freeze_guard = cf::freeze_mainloop;
1404 1478
1405 warn "enter emergency map save\n"; 1479 warn "enter emergency map save\n";
1406 1480
1407 cf::sync_job { 1481 cf::sync_job {
1408 warn "begin emergency map save\n"; 1482 warn "begin emergency map save\n";
… …
1498 my $link_pos = delete $self->{_link_pos}; 1572 my $link_pos = delete $self->{_link_pos};
1499 1573
1500 unless ($map) { 1574 unless ($map) {
1501 # restore original map position 1575 # restore original map position
1502 ($map, $x, $y) = @{ $link_pos || [] }; 1576 ($map, $x, $y) = @{ $link_pos || [] };
1503 $map = cf::map::find_map $map; 1577 $map = cf::map::find $map;
1504 1578
1505 unless ($map) { 1579 unless ($map) {
1506 ($map, $x, $y) = @$EMERGENCY_POSITION; 1580 ($map, $x, $y) = @$EMERGENCY_POSITION;
1507 $map = cf::map::find_map $map 1581 $map = cf::map::find $map
1508 or die "FATAL: cannot load emergency map\n"; 1582 or die "FATAL: cannot load emergency map\n";
1509 } 1583 }
1510 } 1584 }
1511 1585
1512 ($x, $y) = (-1, -1) 1586 ($x, $y) = (-1, -1)
… …
1516 ($x, $y) = ($map->enter_x, $map->enter_y) 1590 ($x, $y) = ($map->enter_x, $map->enter_y)
1517 if $x <=0 && $y <= 0; 1591 if $x <=0 && $y <= 0;
1518 1592
1519 $map->load; 1593 $map->load;
1520 1594
1595 return unless $self->contr->active;
1521 $self->activate_recursive; 1596 $self->activate_recursive;
1522 $self->enter_map ($map, $x, $y); 1597 $self->enter_map ($map, $x, $y);
1523} 1598}
1524 1599
1525cf::player->attach ( 1600cf::player->attach (
… …
1538 1613
1539 # try to abort aborted map switching on player login :) 1614 # try to abort aborted map switching on player login :)
1540 # should happen only on crashes 1615 # should happen only on crashes
1541 if ($pl->ob->{_link_pos}) { 1616 if ($pl->ob->{_link_pos}) {
1542 $pl->ob->enter_link; 1617 $pl->ob->enter_link;
1543 Coro::async { 1618 (async {
1544 # 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
1545 # 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);
1546 Coro::Timer::sleep 1; 1625 Coro::Timer::sleep 1;
1547 $pl->ob->leave_link; 1626 $pl->ob->leave_link;
1548 }; 1627 })->prio (2);
1549 } 1628 }
1550 }, 1629 },
1551); 1630);
1552 1631
1553=item $player_object->goto_map ($path, $x, $y) 1632=item $player_object->goto ($path, $x, $y)
1554 1633
1555=cut 1634=cut
1556 1635
1557sub cf::object::player::goto_map { 1636sub cf::object::player::goto {
1558 my ($self, $path, $x, $y) = @_; 1637 my ($self, $path, $x, $y) = @_;
1559 1638
1560 $self->enter_link; 1639 $self->enter_link;
1561 1640
1562 (Coro::async { 1641 (async {
1563 $path = new cf::path $path; 1642 $path = new cf::path $path;
1564 1643
1565 my $map = cf::map::find_map $path->as_string; 1644 my $map = cf::map::find $path->as_string;
1566 $map = $map->customise_for ($self) if $map; 1645 $map = $map->customise_for ($self) if $map;
1567 1646
1568# warn "entering ", $map->path, " at ($x, $y)\n" 1647# warn "entering ", $map->path, " at ($x, $y)\n"
1569# if $map; 1648# if $map;
1570 1649
… …
1629 1708
1630 return unless $self->type == cf::PLAYER; 1709 return unless $self->type == cf::PLAYER;
1631 1710
1632 $self->enter_link; 1711 $self->enter_link;
1633 1712
1634 (Coro::async { 1713 (async {
1714 $self->deactivate_recursive; # just to be sure
1635 unless (eval { 1715 unless (eval {
1636
1637 prepare_random_map $exit 1716 prepare_random_map $exit
1638 if $exit->slaying eq "/!"; 1717 if $exit->slaying eq "/!";
1639 1718
1640 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; 1719 my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1641 $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp); 1720 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1642 1721
1643 1; 1722 1;
1644 }) { 1723 }) {
1645 $self->message ("Something went wrong deep within the crossfire server. " 1724 $self->message ("Something went wrong deep within the crossfire server. "
1646 . "I'll try to bring you back to the map you were before. " 1725 . "I'll try to bring you back to the map you were before. "
… …
1703 on_reply => sub { 1782 on_reply => sub {
1704 my ($ns, $msg) = @_; 1783 my ($ns, $msg) = @_;
1705 1784
1706 # this weird shuffling is so that direct followup queries 1785 # this weird shuffling is so that direct followup queries
1707 # get handled first 1786 # get handled first
1708 my $queue = delete $ns->{query_queue}; 1787 my $queue = delete $ns->{query_queue}
1788 or return; # be conservative, not sure how that can happen, but we saw a crash here
1709 1789
1710 (shift @$queue)->[1]->($msg); 1790 (shift @$queue)->[1]->($msg);
1711 1791
1712 push @{ $ns->{query_queue} }, @$queue; 1792 push @{ $ns->{query_queue} }, @$queue;
1713 1793
… …
1719 } 1799 }
1720 } 1800 }
1721 }, 1801 },
1722); 1802);
1723 1803
1724=item $client->coro (\&cb) 1804=item $client->async (\&cb)
1725 1805
1726Create a new coroutine, running the specified callback. The coroutine will 1806Create a new coroutine, running the specified callback. The coroutine will
1727be automatically cancelled when the client gets destroyed (e.g. on logout, 1807be automatically cancelled when the client gets destroyed (e.g. on logout,
1728or loss of connection). 1808or loss of connection).
1729 1809
1730=cut 1810=cut
1731 1811
1732sub cf::client::coro { 1812sub cf::client::async {
1733 my ($self, $cb) = @_; 1813 my ($self, $cb) = @_;
1734 1814
1735 my $coro; $coro = async { 1815 my $coro = &Coro::async ($cb);
1736 eval {
1737 $cb->();
1738 };
1739 warn $@ if $@;
1740 };
1741 1816
1742 $coro->on_destroy (sub { 1817 $coro->on_destroy (sub {
1743 delete $self->{_coro}{$coro+0}; 1818 delete $self->{_coro}{$coro+0};
1744 }); 1819 });
1745 1820
… …
1980 open my $fh, "<:utf8", cf::confdir . "/config" 2055 open my $fh, "<:utf8", cf::confdir . "/config"
1981 or return; 2056 or return;
1982 2057
1983 local $/; 2058 local $/;
1984 *CFG = YAML::Syck::Load <$fh>; 2059 *CFG = YAML::Syck::Load <$fh>;
2060
2061 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
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
2066 if (exists $CFG{mlockall}) {
2067 eval {
2068 $CFG{mlockall} ? &mlockall : &munlockall
2069 and die "WARNING: m(un)lockall failed: $!\n";
2070 };
2071 warn $@ if $@;
2072 }
1985} 2073}
1986 2074
1987sub main { 2075sub main {
1988 # we must not ever block the main coroutine 2076 # we must not ever block the main coroutine
1989 local $Coro::idle = sub { 2077 local $Coro::idle = sub {
1990 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#
1991 (Coro::unblock_sub {
1992 Event::one_event; 2079 async { Event::one_event };
1993 })->();
1994 }; 2080 };
1995 2081
1996 cfg_load; 2082 cfg_load;
1997 db_load; 2083 db_load;
1998 load_extensions; 2084 load_extensions;
… …
2009 return; 2095 return;
2010 } 2096 }
2011 2097
2012 warn "reloading..."; 2098 warn "reloading...";
2013 2099
2014 local $FREEZE = 1; 2100 my $guard = freeze_mainloop;
2015 cf::emergency_save; 2101 cf::emergency_save;
2016 2102
2017 eval { 2103 eval {
2018 # if anything goes wrong in here, we should simply crash as we already saved 2104 # if anything goes wrong in here, we should simply crash as we already saved
2019 2105
… …
2106 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; 2192 $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2107 $LINK_MAP->in_memory (MAP_IN_MEMORY); 2193 $LINK_MAP->in_memory (MAP_IN_MEMORY);
2108 2194
2109 # dirty hack because... archetypes are not yet loaded 2195 # dirty hack because... archetypes are not yet loaded
2110 Event->timer ( 2196 Event->timer (
2111 after => 2, 2197 after => 10,
2112 cb => sub { 2198 cb => sub {
2113 $_[0]->w->cancel; 2199 $_[0]->w->cancel;
2114 2200
2115 # provide some exits "home" 2201 # provide some exits "home"
2116 my $exit = cf::object::new "exit"; 2202 my $exit = cf::object::new "exit";
… …
2155 reentrant => 0, 2241 reentrant => 0,
2156 prio => 0, 2242 prio => 0,
2157 at => $NEXT_TICK || $TICK, 2243 at => $NEXT_TICK || $TICK,
2158 data => WF_AUTOCANCEL, 2244 data => WF_AUTOCANCEL,
2159 cb => sub { 2245 cb => sub {
2160 unless ($FREEZE) {
2161 cf::server_tick; # one server iteration 2246 cf::server_tick; # one server iteration
2162 $RUNTIME += $TICK; 2247 $RUNTIME += $TICK;
2163 }
2164
2165 $NEXT_TICK += $TICK; 2248 $NEXT_TICK += $TICK;
2166 2249
2167 # if we are delayed by four ticks or more, skip them all 2250 # if we are delayed by four ticks or more, skip them all
2168 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2251 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2169 2252

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