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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC vs.
Revision 1.201 by root, Mon Jan 29 18:15:23 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 3.5 ();
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;
… …
82mkdir cf::localdir . "/" . cf::tmpdir; 82mkdir cf::localdir . "/" . cf::tmpdir;
83mkdir cf::localdir . "/" . cf::uniquedir; 83mkdir cf::localdir . "/" . cf::uniquedir;
84mkdir $RANDOM_MAPS; 84mkdir $RANDOM_MAPS;
85 85
86our $EMERGENCY_POSITION; 86our $EMERGENCY_POSITION;
87
88sub cf::map::normalise;
87 89
88############################################################################# 90#############################################################################
89 91
90=head2 GLOBAL VARIABLES 92=head2 GLOBAL VARIABLES
91 93
… …
349 my $runtime = cf::localdir . "/runtime"; 351 my $runtime = cf::localdir . "/runtime";
350 352
351 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 353 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
352 or return; 354 or return;
353 355
356 my $value = $cf::RUNTIME + 90 + 10;
354 my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock 357 # 10 is the runtime save interval, for a monotonic clock
358 # 60 allows for the watchdog to kill the server.
359
355 (aio_write $fh, 0, (length $value), $value, 0) <= 0 360 (aio_write $fh, 0, (length $value), $value, 0) <= 0
356 and return; 361 and return;
357 362
358 aio_fsync $fh 363 aio_fsync $fh
359 and return; 364 and return;
… …
503our @CB_TYPE = (); # registry for type (cf-object class) based events 508our @CB_TYPE = (); # registry for type (cf-object class) based events
504our @CB_MAP = (); 509our @CB_MAP = ();
505 510
506my %attachment; 511my %attachment;
507 512
513sub cf::attachable::thawer_merge {
514 # simply override everything except _meta
515 local $_[0]{_meta};
516 %{$_[0]} = %{$_[1]};
517}
518
508sub _attach_cb($$$$) { 519sub _attach_cb($$$$) {
509 my ($registry, $event, $prio, $cb) = @_; 520 my ($registry, $event, $prio, $cb) = @_;
510 521
511 use sort 'stable'; 522 use sort 'stable';
512 523
… …
683# object support 694# object support
684 695
685sub reattach { 696sub reattach {
686 # basically do the same as instantiate, without calling instantiate 697 # basically do the same as instantiate, without calling instantiate
687 my ($obj) = @_; 698 my ($obj) = @_;
699
700 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
688 701
689 my $registry = $obj->registry; 702 my $registry = $obj->registry;
690 703
691 @$registry = (); 704 @$registry = ();
692 705
… …
763 } 776 }
764 } else { 777 } else {
765 aio_unlink $filename; 778 aio_unlink $filename;
766 aio_unlink "$filename.pst"; 779 aio_unlink "$filename.pst";
767 } 780 }
781
782 #d##TODO# nuke non .map-files if exist
783 if ($filename =~ s/\.map$//) {
784 aio_unlink $filename;
785 aio_unlink "$filename.pst";
786 }
768 } 787 }
769} 788}
770 789
771sub object_freezer_as_string { 790sub object_freezer_as_string {
772 my ($rdata, $objs) = @_; 791 my ($rdata, $objs) = @_;
… …
778 797
779sub object_thawer_load { 798sub object_thawer_load {
780 my ($filename) = @_; 799 my ($filename) = @_;
781 800
782 my ($data, $av); 801 my ($data, $av);
802
803 #d#TODO remove .map if file does not exist
804 aio_stat $filename and $filename =~ s/\.map$//;
783 805
784 (aio_load $filename, $data) >= 0 806 (aio_load $filename, $data) >= 0
785 or return; 807 or return;
786 808
787 unless (aio_stat "$filename.pst") { 809 unless (aio_stat "$filename.pst") {
… …
949 971
950sub exists($) { 972sub exists($) {
951 my ($login) = @_; 973 my ($login) = @_;
952 974
953 $cf::PLAYER{$login} 975 $cf::PLAYER{$login}
954 or cf::sync_job { !aio_stat $login } 976 or cf::sync_job { !aio_stat path $login }
955} 977}
956 978
957sub find($) { 979sub find($) {
958 return $cf::PLAYER{$_[0]} || do { 980 return $cf::PLAYER{$_[0]} || do {
959 my $login = $_[0]; 981 my $login = $_[0];
… …
1057=cut 1079=cut
1058 1080
1059sub maps($) { 1081sub maps($) {
1060 my ($pl) = @_; 1082 my ($pl) = @_;
1061 1083
1084 $pl = ref $pl ? $pl->ob->name : $pl;
1085
1062 my $files = aio_readdir playerdir $pl 1086 my $files = aio_readdir playerdir $pl
1063 or return; 1087 or return;
1064 1088
1065 my @paths; 1089 my @paths;
1066 1090
1067 for (@$files) { 1091 for (@$files) {
1068 utf8::decode $_; 1092 utf8::decode $_;
1069 next if /\.(?:pl|pst)$/; 1093 next if /\.(?:pl|pst)$/;
1070 next unless /^$PATH_SEP/o; 1094 next unless /^$PATH_SEP/o;
1071 1095
1072 s/\.map$//; 1096 push @paths, cf::map::normalise "~$pl/$_";
1073 push @paths, "~" . $pl->ob->name . "/" . $_;
1074 } 1097 }
1075 1098
1076 \@paths 1099 \@paths
1077} 1100}
1078 1101
… …
1105 1128
1106use Fcntl; 1129use Fcntl;
1107use Coro::AIO; 1130use Coro::AIO;
1108 1131
1109use overload 1132use overload
1110 '""' => \&as_string; 1133 '""' => \&as_string,
1134 fallback => 1;
1111 1135
1112our $MAX_RESET = 3600; 1136our $MAX_RESET = 3600;
1113our $DEFAULT_RESET = 3000; 1137our $DEFAULT_RESET = 3000;
1114 1138
1115sub generate_random_map { 1139sub generate_random_map {
1116 my ($self, $rmp) = @_; 1140 my ($self, $rmp) = @_;
1117
1118 # mit "rum" bekleckern, nicht 1141 # mit "rum" bekleckern, nicht
1119 $self->_create_random_map ( 1142 $self->_create_random_map (
1120 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1143 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1121 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1144 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1122 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1145 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1129 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1152 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1130 (cf::region::find $rmp->{region}), $rmp->{custom} 1153 (cf::region::find $rmp->{region}), $rmp->{custom}
1131 ) 1154 )
1132} 1155}
1133 1156
1157=item cf::map->register ($regex, $prio)
1158
1159Register a handler for the map path matching the given regex at the
1160givne priority (higher is better, built-in handlers have priority 0, the
1161default).
1162
1163=cut
1164
1134sub register { 1165sub register {
1135 my (undef, $regex) = @_; 1166 my (undef, $regex, $prio) = @_;
1136 my $pkg = caller; 1167 my $pkg = caller;
1137 1168
1138 no strict; 1169 no strict;
1139 push @{"$pkg\::ISA"}, __PACKAGE__; 1170 push @{"$pkg\::ISA"}, __PACKAGE__;
1140 1171
1141 $EXT_MAP{$pkg} = qr<$regex>; 1172 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1142} 1173}
1143 1174
1144# also paths starting with '/' 1175# also paths starting with '/'
1145$EXT_MAP{"cf::map"} = qr{^(?=/)}; 1176$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1177
1178sub thawer_merge {
1179 my ($self, $merge) = @_;
1180
1181 # we have to keep some variables in memory intact
1182 local $self->{path};
1183 local $self->{load_path};
1184 local $self->{deny_save};
1185 local $self->{deny_reset};
1186
1187 $self->SUPER::thawer_merge ($merge);
1188}
1146 1189
1147sub normalise { 1190sub normalise {
1148 my ($path, $base) = @_; 1191 my ($path, $base) = @_;
1192
1193 $path = "$path"; # make sure its a string
1194
1195 $path =~ s/\.map$//;
1149 1196
1150 # map plan: 1197 # map plan:
1151 # 1198 #
1152 # /! non-realised random map exit (special hack!) 1199 # /! non-realised random map exit (special hack!)
1153 # {... are special paths that are not being touched 1200 # {... are special paths that are not being touched
… …
1181 1228
1182 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object 1229 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1183 1230
1184 $path = normalise $path, $base; 1231 $path = normalise $path, $base;
1185 1232
1186 for my $pkg (keys %EXT_MAP) { 1233 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1187 if ($path =~ $EXT_MAP{$pkg}) { 1234 if ($path =~ $EXT_MAP{$pkg}[1]) {
1188 my $self = bless cf::map::new, $pkg; 1235 my $self = bless cf::map::new, $pkg;
1189 $self->{path} = $path; $self->path ($path); 1236 $self->{path} = $path; $self->path ($path);
1190 $self->init; # pass $1 etc. 1237 $self->init; # pass $1 etc.
1191 return $self; 1238 return $self;
1192 } 1239 }
1193 } 1240 }
1194 1241
1195 Carp::carp "unable to resolve path '$path'."; 1242 Carp::carp "unable to resolve path '$path' (base '$base').";
1196 () 1243 ()
1197} 1244}
1198 1245
1199sub init { 1246sub init {
1200 my ($self) = @_; 1247 my ($self) = @_;
… …
1215 1262
1216# the original (read-only) location 1263# the original (read-only) location
1217sub load_path { 1264sub load_path {
1218 my ($self) = @_; 1265 my ($self) = @_;
1219 1266
1220 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} 1267 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1221} 1268}
1222 1269
1223# the temporary/swap location 1270# the temporary/swap location
1224sub save_path { 1271sub save_path {
1225 my ($self) = @_; 1272 my ($self) = @_;
1226 1273
1227 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1274 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1228 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path 1275 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1229} 1276}
1230 1277
1231# the unique path, undef == no special unique path 1278# the unique path, undef == no special unique path
1232sub uniq_path { 1279sub uniq_path {
1233 my ($self) = @_; 1280 my ($self) = @_;
… …
1247 1294
1248sub unlink_save { 1295sub unlink_save {
1249 my ($self) = @_; 1296 my ($self) = @_;
1250 1297
1251 utf8::encode (my $save = $self->save_path); 1298 utf8::encode (my $save = $self->save_path);
1252 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save; 1299 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1253 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst"; 1300 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1301
1302 #d#TODO remove .map and also nuke
1303 $save =~ s/\.map// or return;#d#
1304 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
1305 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
1254} 1306}
1255 1307
1256sub load_header_from($) { 1308sub load_header_from($) {
1257 my ($self, $path) = @_; 1309 my ($self, $path) = @_;
1258 1310
1259 utf8::encode $path; 1311 utf8::encode $path;
1260 aio_open $path, O_RDONLY, 0 1312 #aio_open $path, O_RDONLY, 0
1261 or return; 1313 # or return;
1262 1314
1263 $self->_load_header ($path) 1315 $self->_load_header ($path)
1264 or return; 1316 or return;
1265 1317
1266 $self->{load_path} = $path; 1318 $self->{load_path} = $path;
1267 1319
1268 1 1320 1
1269} 1321}
1270 1322
1271sub load_orig { 1323sub load_header_orig {
1272 my ($self) = @_; 1324 my ($self) = @_;
1273 1325
1274 $self->load_header_from ($self->load_path) 1326 $self->load_header_from ($self->load_path)
1275} 1327}
1276 1328
1277sub load_temp { 1329sub load_header_temp {
1278 my ($self) = @_; 1330 my ($self) = @_;
1279 1331
1280 $self->load_header_from ($self->save_path) 1332 $self->load_header_from ($self->save_path)
1333}
1334
1335sub prepare_temp {
1336 my ($self) = @_;
1337
1338 $self->last_access ((delete $self->{last_access})
1339 || $cf::RUNTIME); #d#
1340 # safety
1341 $self->{instantiate_time} = $cf::RUNTIME
1342 if $self->{instantiate_time} > $cf::RUNTIME;
1343}
1344
1345sub prepare_orig {
1346 my ($self) = @_;
1347
1348 $self->{load_original} = 1;
1349 $self->{instantiate_time} = $cf::RUNTIME;
1350 $self->last_access ($cf::RUNTIME);
1351 $self->instantiate;
1281} 1352}
1282 1353
1283sub load_header { 1354sub load_header {
1284 my ($self) = @_; 1355 my ($self) = @_;
1285 1356
1286 if ($self->load_temp) { 1357 if ($self->load_header_temp) {
1287 $self->last_access ((delete $self->{last_access}) 1358 $self->prepare_temp;
1288 || $cf::RUNTIME); #d#
1289 # safety
1290 $self->{instantiate_time} = $cf::RUNTIME
1291 if $self->{instantiate_time} > $cf::RUNTIME;
1292 } else { 1359 } else {
1293 $self->load_orig 1360 $self->load_header_orig
1294 or return; 1361 or return;
1295 1362 $self->prepare_orig;
1296 $self->{load_original} = 1;
1297 $self->{instantiate_time} = $cf::RUNTIME;
1298 $self->last_access ($cf::RUNTIME);
1299 $self->instantiate;
1300 } 1363 }
1301 1364
1302 1 1365 1
1303} 1366}
1304 1367
… …
1318 $map->{last_save} = $cf::RUNTIME; 1381 $map->{last_save} = $cf::RUNTIME;
1319 1382
1320 $map->load_header 1383 $map->load_header
1321 or return; 1384 or return;
1322 1385
1323 if ($map->should_reset) { 1386 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1387 # doing this can freeze the server in a sync job, obviously
1388 #$cf::WAIT_FOR_TICK->wait;
1324 $map->reset; 1389 $map->reset;
1325 undef $guard; 1390 undef $guard;
1326 $map = find $path 1391 return find $path;
1327 or return;
1328 } 1392 }
1329 1393
1330 $cf::MAP{$path} = $map 1394 $cf::MAP{$path} = $map
1331 } 1395 }
1332} 1396}
1397
1398sub pre_load { }
1399sub post_load { }
1333 1400
1334sub load { 1401sub load {
1335 my ($self) = @_; 1402 my ($self) = @_;
1336 1403
1404 local $self->{deny_reset} = 1; # loading can take a long time
1405
1337 my $path = $self->{path}; 1406 my $path = $self->{path};
1338 my $guard = cf::lock_acquire "map_load:$path"; 1407 my $guard = cf::lock_acquire "map_load:$path";
1339 1408
1340 return if $self->in_memory != cf::MAP_SWAPPED; 1409 return if $self->in_memory != cf::MAP_SWAPPED;
1341 1410
1342 $self->in_memory (cf::MAP_LOADING); 1411 $self->in_memory (cf::MAP_LOADING);
1343 1412
1344 $self->alloc; 1413 $self->alloc;
1414
1415 $self->pre_load;
1416
1345 $self->_load_objects ($self->{load_path}, 1) 1417 $self->_load_objects ($self->{load_path}, 1)
1346 or return; 1418 or return;
1347 1419
1348 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1420 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1349 if delete $self->{load_original}; 1421 if delete $self->{load_original};
… …
1371 unless $self->difficulty; 1443 unless $self->difficulty;
1372 Coro::cede; 1444 Coro::cede;
1373 $self->activate; 1445 $self->activate;
1374 } 1446 }
1375 1447
1448 $self->post_load;
1449
1376 $self->in_memory (cf::MAP_IN_MEMORY); 1450 $self->in_memory (cf::MAP_IN_MEMORY);
1377} 1451}
1378 1452
1379sub customise_for { 1453sub customise_for {
1380 my ($self, $ob) = @_; 1454 my ($self, $ob) = @_;
… …
1420 1494
1421 cf::sync_job { $map->load }; 1495 cf::sync_job { $map->load };
1422} 1496}
1423 1497
1424our %MAP_PREFETCH; 1498our %MAP_PREFETCH;
1425our $MAP_PREFETCHER = Coro::async { 1499our $MAP_PREFETCHER = undef;
1426 while () {
1427 for my $path (keys %MAP_PREFETCH) {
1428 my $map = find $path
1429 or next;
1430 $map->load;
1431
1432 delete $MAP_PREFETCH{$path};
1433 }
1434 Coro::schedule;
1435 }
1436};
1437 1500
1438sub find_async { 1501sub find_async {
1439 my ($path, $origin) = @_; 1502 my ($path, $origin) = @_;
1440 1503
1441 $path = normalise $path, $origin && $origin->{path}; 1504 $path = normalise $path, $origin && $origin->{path};
1442 1505
1443 if (my $map = $cf::MAP{$path}) { 1506 if (my $map = $cf::MAP{$path}) {
1444 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 1507 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1445 } 1508 }
1446 1509
1447 $MAP_PREFETCH{$path} = 0; 1510 undef $MAP_PREFETCH{$path};
1511 $MAP_PREFETCHER ||= cf::async {
1512 while (%MAP_PREFETCH) {
1513 for my $path (keys %MAP_PREFETCH) {
1514 my $map = find $path
1515 or next;
1516 $map->load;
1517
1518 delete $MAP_PREFETCH{$path};
1519 }
1520 }
1521 undef $MAP_PREFETCHER;
1522 };
1448 $MAP_PREFETCHER->ready; 1523 $MAP_PREFETCHER->prio (6);
1449 1524
1450 () 1525 ()
1451} 1526}
1452 1527
1453sub save { 1528sub save {
… …
1498 1573
1499sub reset_at { 1574sub reset_at {
1500 my ($self) = @_; 1575 my ($self) = @_;
1501 1576
1502 # TODO: safety, remove and allow resettable per-player maps 1577 # TODO: safety, remove and allow resettable per-player maps
1503 return 1e99 if $self->isa ("ext::map_per_player"); 1578 return 1e99 if $self->isa ("ext::map_per_player");#d#
1504 return 1e99 if $self->{deny_reset}; 1579 return 1e99 if $self->{deny_reset};
1505 1580
1506 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1581 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1507 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1582 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1508 1583
… …
1513 my ($self) = @_; 1588 my ($self) = @_;
1514 1589
1515 $self->reset_at <= $cf::RUNTIME 1590 $self->reset_at <= $cf::RUNTIME
1516} 1591}
1517 1592
1518sub rename {
1519 my ($self, $new_path) = @_;
1520
1521 normalise $new_path;
1522
1523 $self->unlink_save;
1524
1525 delete $cf::MAP{$self->path};
1526 $self->{path} = $new_path; $self->path ($self->{path});
1527 $cf::MAP{$self->path} = $self;
1528
1529 $self->save;
1530}
1531
1532sub reset { 1593sub reset {
1533 my ($self) = @_; 1594 my ($self) = @_;
1534 1595
1535 my $lock = cf::lock_acquire "map_data:$self->{path}"; 1596 my $lock = cf::lock_acquire "map_data:$self->{path}";
1536 1597
… …
1553my $nuke_counter = "aaaa"; 1614my $nuke_counter = "aaaa";
1554 1615
1555sub nuke { 1616sub nuke {
1556 my ($self) = @_; 1617 my ($self) = @_;
1557 1618
1619 delete $cf::MAP{$self->path};
1620
1621 $self->unlink_save;
1622
1623 bless $self, "cf::map";
1624 delete $self->{deny_reset};
1558 $self->{deny_save} = 1; 1625 $self->{deny_save} = 1;
1559 $self->reset_timeout (1); 1626 $self->reset_timeout (1);
1560 $self->rename ("{nuke}/" . ($nuke_counter++)); 1627 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1628
1629 $cf::MAP{$self->path} = $self;
1630
1561 $self->reset; # polite request, might not happen 1631 $self->reset; # polite request, might not happen
1562} 1632}
1563 1633
1564=item cf::map::unique_maps 1634=item cf::map::unique_maps
1565 1635
… …
1577 for (@$files) { 1647 for (@$files) {
1578 utf8::decode $_; 1648 utf8::decode $_;
1579 next if /\.pst$/; 1649 next if /\.pst$/;
1580 next unless /^$PATH_SEP/o; 1650 next unless /^$PATH_SEP/o;
1581 1651
1582 s/\.map$//; 1652 push @paths, cf::map::normalise $_;
1583 push @paths, $_;
1584 } 1653 }
1585 1654
1586 \@paths 1655 \@paths
1587} 1656}
1588 1657
… …
1682=cut 1751=cut
1683 1752
1684sub link_map { 1753sub link_map {
1685 unless ($LINK_MAP) { 1754 unless ($LINK_MAP) {
1686 $LINK_MAP = cf::map::find "{link}" 1755 $LINK_MAP = cf::map::find "{link}"
1687 or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 }; 1756 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1688 $LINK_MAP->load; 1757 $LINK_MAP->load;
1689 } 1758 }
1690 1759
1691 $LINK_MAP 1760 $LINK_MAP
1692} 1761}
… …
1699 return if UNIVERSAL::isa $self->map, "ext::map_link"; 1768 return if UNIVERSAL::isa $self->map, "ext::map_link";
1700 1769
1701 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1770 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1702 if $self->map; 1771 if $self->map;
1703 1772
1704 $self->enter_map ($LINK_MAP || link_map, 20, 20); 1773 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1705} 1774}
1706 1775
1707sub cf::object::player::leave_link { 1776sub cf::object::player::leave_link {
1708 my ($self, $map, $x, $y) = @_; 1777 my ($self, $map, $x, $y) = @_;
1709 1778
… …
1776 my ($self, $path, $x, $y) = @_; 1845 my ($self, $path, $x, $y) = @_;
1777 1846
1778 $self->enter_link; 1847 $self->enter_link;
1779 1848
1780 (async { 1849 (async {
1850 my $map = eval {
1781 my $map = cf::map::find $path; 1851 my $map = cf::map::find $path;
1782 $map = $map->customise_for ($self) if $map; 1852 $map = $map->customise_for ($self) if $map;
1783 1853 $map
1784# warn "entering ", $map->path, " at ($x, $y)\n" 1854 } or
1785# if $map;
1786
1787 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1855 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1788 1856
1789 $self->leave_link ($map, $x, $y); 1857 $self->leave_link ($map, $x, $y);
1790 })->prio (1); 1858 })->prio (1);
1791} 1859}
1792 1860
… …
1796 1864
1797sub parse_random_map_params { 1865sub parse_random_map_params {
1798 my ($spec) = @_; 1866 my ($spec) = @_;
1799 1867
1800 my $rmp = { # defaults 1868 my $rmp = { # defaults
1801 xsize => 10, 1869 xsize => (cf::rndm 15, 40),
1802 ysize => 10, 1870 ysize => (cf::rndm 15, 40),
1871 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1872 #layout => string,
1803 }; 1873 };
1804 1874
1805 for (split /\n/, $spec) { 1875 for (split /\n/, $spec) {
1806 my ($k, $v) = split /\s+/, $_, 2; 1876 my ($k, $v) = split /\s+/, $_, 2;
1807 1877
… …
1811 $rmp 1881 $rmp
1812} 1882}
1813 1883
1814sub prepare_random_map { 1884sub prepare_random_map {
1815 my ($exit) = @_; 1885 my ($exit) = @_;
1886
1887 my $guard = cf::lock_acquire "exit_prepare:$exit";
1816 1888
1817 # all this does is basically replace the /! path by 1889 # all this does is basically replace the /! path by
1818 # a new random map path (?random/...) with a seed 1890 # a new random map path (?random/...) with a seed
1819 # that depends on the exit object 1891 # that depends on the exit object
1820 1892
1821 my $rmp = parse_random_map_params $exit->msg; 1893 my $rmp = parse_random_map_params $exit->msg;
1822 1894
1823 if ($exit->map) { 1895 if ($exit->map) {
1824 $rmp->{region} = $exit->map->region_name; 1896 $rmp->{region} = $exit->region->name;
1825 $rmp->{origin_map} = $exit->map->path; 1897 $rmp->{origin_map} = $exit->map->path;
1826 $rmp->{origin_x} = $exit->x; 1898 $rmp->{origin_x} = $exit->x;
1827 $rmp->{origin_y} = $exit->y; 1899 $rmp->{origin_y} = $exit->y;
1828 } 1900 }
1829 1901
1830 $rmp->{random_seed} ||= $exit->random_seed; 1902 $rmp->{random_seed} ||= $exit->random_seed;
1831 1903
1832 my $data = cf::to_json $rmp; 1904 my $data = cf::to_json $rmp;
1833 my $md5 = Digest::MD5::md5_hex $data; 1905 my $md5 = Digest::MD5::md5_hex $data;
1906 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1834 1907
1835 if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { 1908 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1836 aio_write $fh, 0, (length $data), $data, 0; 1909 aio_write $fh, 0, (length $data), $data, 0;
1910 undef $fh;
1911 aio_rename "$meta~", $meta;
1837 1912
1838 $exit->slaying ("?random/$md5"); 1913 $exit->slaying ("?random/$md5");
1839 $exit->msg (undef); 1914 $exit->msg (undef);
1840 } 1915 }
1841} 1916}
1842 1917
1843sub cf::object::player::enter_exit { 1918sub cf::object::player::enter_exit {
1844 my ($self, $exit) = @_; 1919 my ($self, $exit) = @_;
1845 1920
1846 return unless $self->type == cf::PLAYER; 1921 return unless $self->type == cf::PLAYER;
1922
1923 if ($exit->slaying eq "/!") {
1924 #TODO: this should de-fi-ni-te-ly not be a sync-job
1925 cf::sync_job { prepare_random_map $exit };
1926 }
1927
1928 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1929 my $hp = $exit->stats->hp;
1930 my $sp = $exit->stats->sp;
1847 1931
1848 $self->enter_link; 1932 $self->enter_link;
1849 1933
1850 (async { 1934 (async {
1851 $self->deactivate_recursive; # just to be sure 1935 $self->deactivate_recursive; # just to be sure
1852 unless (eval { 1936 unless (eval {
1853 prepare_random_map $exit 1937 $self->goto ($slaying, $hp, $sp);
1854 if $exit->slaying eq "/!";
1855
1856 my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1857 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1858 1938
1859 1; 1939 1;
1860 }) { 1940 }) {
1861 $self->message ("Something went wrong deep within the crossfire server. " 1941 $self->message ("Something went wrong deep within the crossfire server. "
1862 . "I'll try to bring you back to the map you were before. " 1942 . "I'll try to bring you back to the map you were before. "
… …
2151 sub db_sync() { 2231 sub db_sync() {
2152 db_save if $dirty; 2232 db_save if $dirty;
2153 undef $dirty; 2233 undef $dirty;
2154 } 2234 }
2155 2235
2156 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub { 2236 my $idle = Event->idle (
2157 db_sync; 2237 reentrant => 0,
2238 min => 10,
2239 max => 20,
2240 repeat => 0,
2241 data => WF_AUTOCANCEL,
2242 cb => \&db_sync,
2158 }); 2243 );
2159 2244
2160 sub db_dirty() { 2245 sub db_dirty() {
2161 $dirty = 1; 2246 $dirty = 1;
2162 $idle->start; 2247 $idle->start;
2163 } 2248 }
… …
2211 2296
2212sub main { 2297sub main {
2213 # we must not ever block the main coroutine 2298 # we must not ever block the main coroutine
2214 local $Coro::idle = sub { 2299 local $Coro::idle = sub {
2215 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 2300 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2301 (async {
2216 async { Event::one_event }; 2302 Event::one_event;
2303 })->prio (Coro::PRIO_MAX);
2217 }; 2304 };
2218 2305
2219 cfg_load; 2306 cfg_load;
2220 db_load; 2307 db_load;
2221 load_extensions; 2308 load_extensions;
2309
2310 $TICK_WATCHER->start;
2222 Event::loop; 2311 Event::loop;
2223} 2312}
2224 2313
2225############################################################################# 2314#############################################################################
2226# initialisation and cleanup 2315# initialisation and cleanup
2227 2316
2228# install some emergency cleanup handlers 2317# install some emergency cleanup handlers
2229BEGIN { 2318BEGIN {
2230 for my $signal (qw(INT HUP TERM)) { 2319 for my $signal (qw(INT HUP TERM)) {
2231 Event->signal ( 2320 Event->signal (
2321 reentrant => 0,
2232 data => WF_AUTOCANCEL, 2322 data => WF_AUTOCANCEL,
2233 signal => $signal, 2323 signal => $signal,
2324 prio => 0,
2234 cb => sub { 2325 cb => sub {
2235 cf::cleanup "SIG$signal"; 2326 cf::cleanup "SIG$signal";
2236 }, 2327 },
2237 ); 2328 );
2238 } 2329 }
2239} 2330}
… …
2268} 2359}
2269 2360
2270sub reload() { 2361sub reload() {
2271 # can/must only be called in main 2362 # can/must only be called in main
2272 if ($Coro::current != $Coro::main) { 2363 if ($Coro::current != $Coro::main) {
2273 warn "can only reload from main coroutine\n"; 2364 warn "can only reload from main coroutine";
2274 return; 2365 return;
2275 } 2366 }
2276 2367
2277 warn "reloading..."; 2368 warn "reloading...";
2278 2369
2279 warn "freezing server"; 2370 warn "cancelling server ticker";
2280 my $guard = freeze_mainloop; 2371 $TICK_WATCHER->cancel;
2372
2281 cf::emergency_save; 2373 cf::emergency_save;
2282
2283 warn "sync database to disk";
2284 cf::db_sync;
2285 IO::AIO::flush;
2286 2374
2287 eval { 2375 eval {
2288 # if anything goes wrong in here, we should simply crash as we already saved 2376 # if anything goes wrong in here, we should simply crash as we already saved
2289 2377
2378 warn "syncing database to disk";
2379 cf::db_sync;
2380
2290 warn "cancel all watchers"; 2381 warn "cancelling all WF_AUTOCANCEL watchers";
2291 for (Event::all_watchers) { 2382 for (Event::all_watchers) {
2292 $_->cancel if $_->data & WF_AUTOCANCEL; 2383 $_->cancel if $_->data & WF_AUTOCANCEL;
2293 } 2384 }
2294 2385
2386 warn "flushing outstanding aio requests";
2387 for (;;) {
2388 IO::AIO::flush;
2389 Coro::cede;
2390 last unless IO::AIO::nreqs;
2391 warn "iterate...";
2392 }
2393
2295 warn "cancel all extension coros"; 2394 warn "cancelling all extension coros";
2296 $_->cancel for values %EXT_CORO; 2395 $_->cancel for values %EXT_CORO;
2297 %EXT_CORO = (); 2396 %EXT_CORO = ();
2298 2397
2299 warn "remove commands"; 2398 warn "removing commands";
2300 %COMMAND = (); 2399 %COMMAND = ();
2301 2400
2302 warn "remove ext commands"; 2401 warn "removing ext commands";
2303 %EXTCMD = (); 2402 %EXTCMD = ();
2304 2403
2305 warn "unload/nuke all extensions"; 2404 warn "unloading/nuking all extensions";
2306 for my $pkg (@EXTS) { 2405 for my $pkg (@EXTS) {
2307 warn "... unloading $pkg"; 2406 warn "... unloading $pkg";
2308 2407
2309 if (my $cb = $pkg->can ("unload")) { 2408 if (my $cb = $pkg->can ("unload")) {
2310 eval { 2409 eval {
… …
2315 2414
2316 warn "... nuking $pkg"; 2415 warn "... nuking $pkg";
2317 Symbol::delete_package $pkg; 2416 Symbol::delete_package $pkg;
2318 } 2417 }
2319 2418
2320 warn "unload all perl modules loaded from $LIBDIR"; 2419 warn "unloading all perl modules loaded from $LIBDIR";
2321 while (my ($k, $v) = each %INC) { 2420 while (my ($k, $v) = each %INC) {
2322 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2421 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2323 2422
2324 warn "removing <$k>"; 2423 warn "... unloading $k";
2325 delete $INC{$k}; 2424 delete $INC{$k};
2326 2425
2327 $k =~ s/\.pm$//; 2426 $k =~ s/\.pm$//;
2328 $k =~ s/\//::/g; 2427 $k =~ s/\//::/g;
2329 2428
… …
2332 } 2431 }
2333 2432
2334 Symbol::delete_package $k; 2433 Symbol::delete_package $k;
2335 } 2434 }
2336 2435
2337 warn "get rid of safe::, as good as possible"; 2436 warn "getting rid of safe::, as good as possible";
2338 Symbol::delete_package "safe::$_" 2437 Symbol::delete_package "safe::$_"
2339 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2438 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2340 2439
2341 warn "unload cf.pm \"a bit\""; 2440 warn "unloading cf.pm \"a bit\"";
2342 delete $INC{"cf.pm"}; 2441 delete $INC{"cf.pm"};
2343 2442
2344 # don't, removes xs symbols, too, 2443 # don't, removes xs symbols, too,
2345 # and global variables created in xs 2444 # and global variables created in xs
2346 #Symbol::delete_package __PACKAGE__; 2445 #Symbol::delete_package __PACKAGE__;
2347 2446
2447 warn "unload completed, starting to reload now";
2448
2348 warn "reloading cf.pm"; 2449 warn "reloading cf.pm";
2349 require cf; 2450 require cf;
2350 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2451 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2351 2452
2352 warn "load config and database again"; 2453 warn "loading config and database again";
2353 cf::cfg_load; 2454 cf::cfg_load;
2354 cf::db_load; 2455 cf::db_load;
2355 2456
2356 warn "load extensions"; 2457 warn "loading extensions";
2357 cf::load_extensions; 2458 cf::load_extensions;
2358 2459
2359 warn "reattach attachments to objects/players"; 2460 warn "reattaching attachments to objects/players";
2360 _global_reattach; 2461 _global_reattach;
2361 warn "reattach attachments to maps"; 2462 warn "reattaching attachments to maps";
2362 reattach $_ for values %MAP; 2463 reattach $_ for values %MAP;
2464
2465 warn "restarting server ticker";
2466
2467 $TICK_WATCHER->start;
2363 }; 2468 };
2364 2469
2365 if ($@) { 2470 if ($@) {
2366 warn $@; 2471 warn $@;
2367 warn "error while reloading, exiting."; 2472 warn "error while reloading, exiting.";
… …
2369 } 2474 }
2370 2475
2371 warn "reloaded"; 2476 warn "reloaded";
2372}; 2477};
2373 2478
2479our $RELOAD_WATCHER; # used only during reload
2480
2374register_command "reload" => sub { 2481register_command "reload" => sub {
2375 my ($who, $arg) = @_; 2482 my ($who, $arg) = @_;
2376 2483
2377 if ($who->flag (FLAG_WIZ)) { 2484 if ($who->flag (FLAG_WIZ)) {
2378 $who->message ("start of reload."); 2485 $who->message ("reloading server.");
2486
2487 # doing reload synchronously and two reloads happen back-to-back,
2488 # coro crashes during coro_state_free->destroy here.
2489
2490 $RELOAD_WATCHER ||= Event->timer (
2491 reentrant => 0,
2492 after => 0,
2493 data => WF_AUTOCANCEL,
2494 cb => sub {
2379 reload; 2495 reload;
2380 $who->message ("end of reload."); 2496 undef $RELOAD_WATCHER;
2497 },
2498 );
2381 } 2499 }
2382}; 2500};
2383 2501
2384unshift @INC, $LIBDIR; 2502unshift @INC, $LIBDIR;
2503
2504my $bug_warning = 0;
2385 2505
2386$TICK_WATCHER = Event->timer ( 2506$TICK_WATCHER = Event->timer (
2387 reentrant => 0, 2507 reentrant => 0,
2508 parked => 1,
2388 prio => 0, 2509 prio => 0,
2389 at => $NEXT_TICK || $TICK, 2510 at => $NEXT_TICK || $TICK,
2390 data => WF_AUTOCANCEL, 2511 data => WF_AUTOCANCEL,
2391 cb => sub { 2512 cb => sub {
2513 if ($Coro::current != $Coro::main) {
2514 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2515 unless ++$bug_warning > 10;
2516 return;
2517 }
2518
2392 $NOW = Event::time; 2519 $NOW = Event::time;
2393 2520
2394 cf::server_tick; # one server iteration 2521 cf::server_tick; # one server iteration
2395 $RUNTIME += $TICK; 2522 $RUNTIME += $TICK;
2396 $NEXT_TICK += $TICK; 2523 $NEXT_TICK += $TICK;
2397 2524
2398 $WAIT_FOR_TICK->broadcast; 2525 $WAIT_FOR_TICK->broadcast;
2399 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2526 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2527
2528 Event::sweep;
2529 Coro::cede_notself;
2530
2531# my $AFTER = Event::time;
2532# warn $AFTER - $NOW;#d#
2400 2533
2401 # if we are delayed by four ticks or more, skip them all 2534 # if we are delayed by four ticks or more, skip them all
2402 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2535 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2403 2536
2404 $TICK_WATCHER->at ($NEXT_TICK); 2537 $TICK_WATCHER->at ($NEXT_TICK);
2405 $TICK_WATCHER->start; 2538 $TICK_WATCHER->start;
2406 }, 2539 },
2407); 2540);
2408 2541
2409IO::AIO::max_poll_time $TICK * 0.2; 2542IO::AIO::max_poll_time $TICK * 0.1;
2410 2543
2544undef $Coro::AIO::WATCHER;
2411$AIO_POLL_WATCHER = Event->io ( 2545$AIO_POLL_WATCHER = Event->io (
2546 reentrant => 0,
2412 fd => IO::AIO::poll_fileno, 2547 fd => IO::AIO::poll_fileno,
2413 poll => 'r', 2548 poll => 'r',
2414 prio => 5, 2549 prio => 6,
2415 data => WF_AUTOCANCEL, 2550 data => WF_AUTOCANCEL,
2416 cb => \&IO::AIO::poll_cb, 2551 cb => \&IO::AIO::poll_cb,
2417); 2552);
2418 2553
2419$WRITE_RUNTIME_WATCHER = Event->timer ( 2554$WRITE_RUNTIME_WATCHER = Event->timer (
2555 reentrant => 0,
2420 data => WF_AUTOCANCEL, 2556 data => WF_AUTOCANCEL,
2421 after => 0, 2557 after => 1,
2422 interval => 10, 2558 interval => 10,
2423 cb => sub { 2559 prio => 6, # keep it lowest so it acts like a watchdog
2424 (Coro::unblock_sub { 2560 cb => Coro::unblock_sub {
2425 write_runtime 2561 write_runtime
2426 or warn "ERROR: unable to write runtime file: $!"; 2562 or warn "ERROR: unable to write runtime file: $!";
2427 })->();
2428 }, 2563 },
2429); 2564);
2430 2565
2431END { cf::emergency_save } 2566END { cf::emergency_save }
2432 2567

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