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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.167 by root, Sat Jan 13 23:32:43 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;
… …
44our @EVENT; 44our @EVENT;
45our $LIBDIR = datadir . "/ext"; 45our $LIBDIR = datadir . "/ext";
46 46
47our $TICK = MAX_TIME * 1e-6; 47our $TICK = MAX_TIME * 1e-6;
48our $TICK_WATCHER; 48our $TICK_WATCHER;
49our $AIO_POLL_WATCHER;
50our $WRITE_RUNTIME_WATCHER;
49our $NEXT_TICK; 51our $NEXT_TICK;
50our $NOW; 52our $NOW;
51 53
52our %CFG; 54our %CFG;
53 55
… …
80mkdir cf::localdir . "/" . cf::tmpdir; 82mkdir cf::localdir . "/" . cf::tmpdir;
81mkdir cf::localdir . "/" . cf::uniquedir; 83mkdir cf::localdir . "/" . cf::uniquedir;
82mkdir $RANDOM_MAPS; 84mkdir $RANDOM_MAPS;
83 85
84our $EMERGENCY_POSITION; 86our $EMERGENCY_POSITION;
87
88sub cf::map::normalise;
85 89
86############################################################################# 90#############################################################################
87 91
88=head2 GLOBAL VARIABLES 92=head2 GLOBAL VARIABLES
89 93
… …
257} 261}
258 262
259sub freeze_mainloop { 263sub freeze_mainloop {
260 return unless $TICK_WATCHER->is_active; 264 return unless $TICK_WATCHER->is_active;
261 265
262 my $guard = Coro::guard { $TICK_WATCHER->start }; 266 my $guard = Coro::guard {
267 $TICK_WATCHER->start;
268 $WRITE_RUNTIME_WATCHER->start;
269 };
270 $WRITE_RUNTIME_WATCHER->stop;
263 $TICK_WATCHER->stop; 271 $TICK_WATCHER->stop;
264 $guard 272 $guard
265} 273}
266 274
267=item cf::async { BLOCK } 275=item cf::async { BLOCK }
… …
338 346
339 $coro 347 $coro
340} 348}
341 349
342sub write_runtime { 350sub write_runtime {
343 return unless $TICK_WATCHER->is_active;
344
345 my $runtime = cf::localdir . "/runtime"; 351 my $runtime = cf::localdir . "/runtime";
346 352
347 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 353 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
348 or return; 354 or return;
349 355
356 my $value = $cf::RUNTIME + 90 + 10;
350 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
351 (aio_write $fh, 0, (length $value), $value, 0) <= 0 360 (aio_write $fh, 0, (length $value), $value, 0) <= 0
352 and return; 361 and return;
353 362
354 aio_fsync $fh 363 aio_fsync $fh
355 and return; 364 and return;
… …
499our @CB_TYPE = (); # registry for type (cf-object class) based events 508our @CB_TYPE = (); # registry for type (cf-object class) based events
500our @CB_MAP = (); 509our @CB_MAP = ();
501 510
502my %attachment; 511my %attachment;
503 512
513sub cf::attachable::thawer_merge {
514 # simply override everything except _meta
515 local $_[0]{_meta};
516 %{$_[0]} = %{$_[1]};
517}
518
504sub _attach_cb($$$$) { 519sub _attach_cb($$$$) {
505 my ($registry, $event, $prio, $cb) = @_; 520 my ($registry, $event, $prio, $cb) = @_;
506 521
507 use sort 'stable'; 522 use sort 'stable';
508 523
… …
679# object support 694# object support
680 695
681sub reattach { 696sub reattach {
682 # basically do the same as instantiate, without calling instantiate 697 # basically do the same as instantiate, without calling instantiate
683 my ($obj) = @_; 698 my ($obj) = @_;
699
700 bless $obj, ref $obj; # re-bless in case extensions have been reloaded
684 701
685 my $registry = $obj->registry; 702 my $registry = $obj->registry;
686 703
687 @$registry = (); 704 @$registry = ();
688 705
… …
759 } 776 }
760 } else { 777 } else {
761 aio_unlink $filename; 778 aio_unlink $filename;
762 aio_unlink "$filename.pst"; 779 aio_unlink "$filename.pst";
763 } 780 }
781
782 #d##TODO# nuke non .map-files if exist
783 if ($filename =~ s/\.map$//) {
784 aio_unlink $filename;
785 aio_unlink "$filename.pst";
786 }
764 } 787 }
765} 788}
766 789
767sub object_freezer_as_string { 790sub object_freezer_as_string {
768 my ($rdata, $objs) = @_; 791 my ($rdata, $objs) = @_;
… …
774 797
775sub object_thawer_load { 798sub object_thawer_load {
776 my ($filename) = @_; 799 my ($filename) = @_;
777 800
778 my ($data, $av); 801 my ($data, $av);
802
803 #d#TODO remove .map if file does not exist
804 aio_stat $filename and $filename =~ s/\.map$//;
779 805
780 (aio_load $filename, $data) >= 0 806 (aio_load $filename, $data) >= 0
781 or return; 807 or return;
782 808
783 unless (aio_stat "$filename.pst") { 809 unless (aio_stat "$filename.pst") {
… …
945 971
946sub exists($) { 972sub exists($) {
947 my ($login) = @_; 973 my ($login) = @_;
948 974
949 $cf::PLAYER{$login} 975 $cf::PLAYER{$login}
950 or cf::sync_job { !aio_stat $login } 976 or cf::sync_job { !aio_stat path $login }
951} 977}
952 978
953sub find($) { 979sub find($) {
954 return $cf::PLAYER{$_[0]} || do { 980 return $cf::PLAYER{$_[0]} || do {
955 my $login = $_[0]; 981 my $login = $_[0];
… …
1053=cut 1079=cut
1054 1080
1055sub maps($) { 1081sub maps($) {
1056 my ($pl) = @_; 1082 my ($pl) = @_;
1057 1083
1084 $pl = ref $pl ? $pl->ob->name : $pl;
1085
1058 my $files = aio_readdir playerdir $pl 1086 my $files = aio_readdir playerdir $pl
1059 or return; 1087 or return;
1060 1088
1061 my @paths; 1089 my @paths;
1062 1090
1063 for (@$files) { 1091 for (@$files) {
1064 utf8::decode $_; 1092 utf8::decode $_;
1065 next if /\.(?:pl|pst)$/; 1093 next if /\.(?:pl|pst)$/;
1066 next unless /^$PATH_SEP/o; 1094 next unless /^$PATH_SEP/o;
1067 1095
1068 s/\.map$//; 1096 push @paths, cf::map::normalise "~$pl/$_";
1069 push @paths, "~" . $pl->ob->name . "/" . $_;
1070 } 1097 }
1071 1098
1072 \@paths 1099 \@paths
1073} 1100}
1074 1101
… …
1101 1128
1102use Fcntl; 1129use Fcntl;
1103use Coro::AIO; 1130use Coro::AIO;
1104 1131
1105use overload 1132use overload
1106 '""' => \&as_string; 1133 '""' => \&as_string,
1134 fallback => 1;
1107 1135
1108our $MAX_RESET = 3600; 1136our $MAX_RESET = 3600;
1109our $DEFAULT_RESET = 3000; 1137our $DEFAULT_RESET = 3000;
1110 1138
1111sub generate_random_map { 1139sub generate_random_map {
1112 my ($self, $rmp) = @_; 1140 my ($self, $rmp) = @_;
1113
1114 # mit "rum" bekleckern, nicht 1141 # mit "rum" bekleckern, nicht
1115 $self->_create_random_map ( 1142 $self->_create_random_map (
1116 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1143 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1117 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1144 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1118 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1145 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1125 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1152 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1126 (cf::region::find $rmp->{region}), $rmp->{custom} 1153 (cf::region::find $rmp->{region}), $rmp->{custom}
1127 ) 1154 )
1128} 1155}
1129 1156
1157=item cf::map->register ($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
1130sub register { 1165sub register {
1131 my (undef, $regex) = @_; 1166 my (undef, $regex, $prio) = @_;
1132 my $pkg = caller; 1167 my $pkg = caller;
1133 1168
1134 no strict; 1169 no strict;
1135 push @{"$pkg\::ISA"}, __PACKAGE__; 1170 push @{"$pkg\::ISA"}, __PACKAGE__;
1136 1171
1137 $EXT_MAP{$pkg} = qr<$regex>; 1172 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1138} 1173}
1139 1174
1140# also paths starting with '/' 1175# also paths starting with '/'
1141$EXT_MAP{"cf::map"} = qr{^(?=/)}; 1176$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}
1142 1189
1143sub normalise { 1190sub normalise {
1144 my ($path, $base) = @_; 1191 my ($path, $base) = @_;
1192
1193 $path = "$path"; # make sure its a string
1194
1195 $path =~ s/\.map$//;
1145 1196
1146 # map plan: 1197 # map plan:
1147 # 1198 #
1148 # /! non-realised random map exit (special hack!) 1199 # /! non-realised random map exit (special hack!)
1149 # {... are special paths that are not being touched 1200 # {... are special paths that are not being touched
… …
1177 1228
1178 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
1179 1230
1180 $path = normalise $path, $base; 1231 $path = normalise $path, $base;
1181 1232
1182 for my $pkg (keys %EXT_MAP) { 1233 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1183 if ($path =~ $EXT_MAP{$pkg}) { 1234 if ($path =~ $EXT_MAP{$pkg}[1]) {
1184 my $self = bless cf::map::new, $pkg; 1235 my $self = bless cf::map::new, $pkg;
1185 $self->{path} = $path; $self->path ($path); 1236 $self->{path} = $path; $self->path ($path);
1186 $self->init; # pass $1 etc. 1237 $self->init; # pass $1 etc.
1187 return $self; 1238 return $self;
1188 } 1239 }
1189 } 1240 }
1190 1241
1191 Carp::carp "unable to resolve path '$path'."; 1242 Carp::carp "unable to resolve path '$path' (base '$base').";
1192 () 1243 ()
1193} 1244}
1194 1245
1195sub init { 1246sub init {
1196 my ($self) = @_; 1247 my ($self) = @_;
… …
1211 1262
1212# the original (read-only) location 1263# the original (read-only) location
1213sub load_path { 1264sub load_path {
1214 my ($self) = @_; 1265 my ($self) = @_;
1215 1266
1216 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} 1267 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1217} 1268}
1218 1269
1219# the temporary/swap location 1270# the temporary/swap location
1220sub save_path { 1271sub save_path {
1221 my ($self) = @_; 1272 my ($self) = @_;
1222 1273
1223 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1274 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1224 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path 1275 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1225} 1276}
1226 1277
1227# the unique path, undef == no special unique path 1278# the unique path, undef == no special unique path
1228sub uniq_path { 1279sub uniq_path {
1229 my ($self) = @_; 1280 my ($self) = @_;
… …
1243 1294
1244sub unlink_save { 1295sub unlink_save {
1245 my ($self) = @_; 1296 my ($self) = @_;
1246 1297
1247 utf8::encode (my $save = $self->save_path); 1298 utf8::encode (my $save = $self->save_path);
1248 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save; 1299 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1249 IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$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#
1250} 1306}
1251 1307
1252sub load_header_from($) { 1308sub load_header_from($) {
1253 my ($self, $path) = @_; 1309 my ($self, $path) = @_;
1254 1310
1255 utf8::encode $path; 1311 utf8::encode $path;
1256 aio_open $path, O_RDONLY, 0 1312 #aio_open $path, O_RDONLY, 0
1257 or return; 1313 # or return;
1258 1314
1259 $self->_load_header ($path) 1315 $self->_load_header ($path)
1260 or return; 1316 or return;
1261 1317
1262 $self->{load_path} = $path; 1318 $self->{load_path} = $path;
1263 1319
1264 1 1320 1
1265} 1321}
1266 1322
1267sub load_orig { 1323sub load_header_orig {
1268 my ($self) = @_; 1324 my ($self) = @_;
1269 1325
1270 $self->load_header_from ($self->load_path) 1326 $self->load_header_from ($self->load_path)
1271} 1327}
1272 1328
1273sub load_temp { 1329sub load_header_temp {
1274 my ($self) = @_; 1330 my ($self) = @_;
1275 1331
1276 $self->load_header_from ($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 $self->instantiate;
1277} 1352}
1278 1353
1279sub load_header { 1354sub load_header {
1280 my ($self) = @_; 1355 my ($self) = @_;
1281 1356
1282 if ($self->load_temp) { 1357 if ($self->load_header_temp) {
1283 $self->last_access ((delete $self->{last_access}) 1358 $self->prepare_temp;
1284 || $cf::RUNTIME); #d#
1285 # safety
1286 $self->{instantiate_time} = $cf::RUNTIME
1287 if $self->{instantiate_time} > $cf::RUNTIME;
1288 } else { 1359 } else {
1289 $self->load_orig 1360 $self->load_header_orig
1290 or return; 1361 or return;
1291 1362 $self->prepare_orig;
1292 $self->{load_original} = 1;
1293 $self->{instantiate_time} = $cf::RUNTIME;
1294 $self->last_access ($cf::RUNTIME);
1295 $self->instantiate;
1296 } 1363 }
1297 1364
1298 1 1365 1
1299} 1366}
1300 1367
… …
1314 $map->{last_save} = $cf::RUNTIME; 1381 $map->{last_save} = $cf::RUNTIME;
1315 1382
1316 $map->load_header 1383 $map->load_header
1317 or return; 1384 or return;
1318 1385
1319 if ($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;
1320 $map->reset; 1389 $map->reset;
1321 undef $guard; 1390 undef $guard;
1322 $map = find $path 1391 return find $path;
1323 or return;
1324 } 1392 }
1325 1393
1326 $cf::MAP{$path} = $map 1394 $cf::MAP{$path} = $map
1327 } 1395 }
1328} 1396}
1397
1398sub pre_load { }
1399sub post_load { }
1329 1400
1330sub load { 1401sub load {
1331 my ($self) = @_; 1402 my ($self) = @_;
1332 1403
1404 local $self->{deny_reset} = 1; # loading can take a long time
1405
1333 my $path = $self->{path}; 1406 my $path = $self->{path};
1334 my $guard = cf::lock_acquire "map_load:$path"; 1407 my $guard = cf::lock_acquire "map_load:$path";
1335 1408
1336 return if $self->in_memory != cf::MAP_SWAPPED; 1409 return if $self->in_memory != cf::MAP_SWAPPED;
1337 1410
1338 $self->in_memory (cf::MAP_LOADING); 1411 $self->in_memory (cf::MAP_LOADING);
1339 1412
1340 $self->alloc; 1413 $self->alloc;
1414
1415 $self->pre_load;
1416
1341 $self->_load_objects ($self->{load_path}, 1) 1417 $self->_load_objects ($self->{load_path}, 1)
1342 or return; 1418 or return;
1343 1419
1344 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1420 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1345 if delete $self->{load_original}; 1421 if delete $self->{load_original};
… …
1367 unless $self->difficulty; 1443 unless $self->difficulty;
1368 Coro::cede; 1444 Coro::cede;
1369 $self->activate; 1445 $self->activate;
1370 } 1446 }
1371 1447
1448 $self->post_load;
1449
1372 $self->in_memory (cf::MAP_IN_MEMORY); 1450 $self->in_memory (cf::MAP_IN_MEMORY);
1373} 1451}
1374 1452
1375sub customise_for { 1453sub customise_for {
1376 my ($self, $ob) = @_; 1454 my ($self, $ob) = @_;
… …
1416 1494
1417 cf::sync_job { $map->load }; 1495 cf::sync_job { $map->load };
1418} 1496}
1419 1497
1420our %MAP_PREFETCH; 1498our %MAP_PREFETCH;
1421our $MAP_PREFETCHER = Coro::async { 1499our $MAP_PREFETCHER = undef;
1422 while () {
1423 for my $path (keys %MAP_PREFETCH) {
1424 my $map = find $path
1425 or next;
1426 $map->load;
1427
1428 delete $MAP_PREFETCH{$path};
1429 }
1430 Coro::schedule;
1431 }
1432};
1433 1500
1434sub find_async { 1501sub find_async {
1435 my ($path, $origin) = @_; 1502 my ($path, $origin) = @_;
1436 1503
1437 $path = normalise $path, $origin && $origin->{path}; 1504 $path = normalise $path, $origin && $origin->{path};
1438 1505
1439 if (my $map = $cf::MAP{$path}) { 1506 if (my $map = $cf::MAP{$path}) {
1440 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 1507 return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1441 } 1508 }
1442 1509
1443 $MAP_PREFETCH{$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 };
1444 $MAP_PREFETCHER->ready; 1523 $MAP_PREFETCHER->prio (6);
1445 1524
1446 () 1525 ()
1447} 1526}
1448 1527
1449sub save { 1528sub save {
… …
1494 1573
1495sub reset_at { 1574sub reset_at {
1496 my ($self) = @_; 1575 my ($self) = @_;
1497 1576
1498 # TODO: safety, remove and allow resettable per-player maps 1577 # TODO: safety, remove and allow resettable per-player maps
1499 return 1e99 if $self->isa ("ext::map_per_player"); 1578 return 1e99 if $self->isa ("ext::map_per_player");#d#
1500 return 1e99 if $self->{deny_reset}; 1579 return 1e99 if $self->{deny_reset};
1501 1580
1502 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1581 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1503 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1582 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1504 1583
… …
1509 my ($self) = @_; 1588 my ($self) = @_;
1510 1589
1511 $self->reset_at <= $cf::RUNTIME 1590 $self->reset_at <= $cf::RUNTIME
1512} 1591}
1513 1592
1514sub rename {
1515 my ($self, $new_path) = @_;
1516
1517 normalise $new_path;
1518
1519 $self->unlink_save;
1520
1521 delete $cf::MAP{$self->path};
1522 $self->{path} = $new_path; $self->path ($self->{path});
1523 $cf::MAP{$self->path} = $self;
1524
1525 $self->save;
1526}
1527
1528sub reset { 1593sub reset {
1529 my ($self) = @_; 1594 my ($self) = @_;
1530 1595
1531 my $lock = cf::lock_acquire "map_data:$self->{path}"; 1596 my $lock = cf::lock_acquire "map_data:$self->{path}";
1532 1597
… …
1549my $nuke_counter = "aaaa"; 1614my $nuke_counter = "aaaa";
1550 1615
1551sub nuke { 1616sub nuke {
1552 my ($self) = @_; 1617 my ($self) = @_;
1553 1618
1619 delete $cf::MAP{$self->path};
1620
1621 $self->unlink_save;
1622
1623 bless $self, "cf::map";
1624 delete $self->{deny_reset};
1554 $self->{deny_save} = 1; 1625 $self->{deny_save} = 1;
1555 $self->reset_timeout (1); 1626 $self->reset_timeout (1);
1556 $self->rename ("{nuke}/" . ($nuke_counter++)); 1627 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1628
1629 $cf::MAP{$self->path} = $self;
1630
1557 $self->reset; # polite request, might not happen 1631 $self->reset; # polite request, might not happen
1558} 1632}
1559 1633
1560=item cf::map::unique_maps 1634=item cf::map::unique_maps
1561 1635
… …
1573 for (@$files) { 1647 for (@$files) {
1574 utf8::decode $_; 1648 utf8::decode $_;
1575 next if /\.pst$/; 1649 next if /\.pst$/;
1576 next unless /^$PATH_SEP/o; 1650 next unless /^$PATH_SEP/o;
1577 1651
1578 s/\.map$//; 1652 push @paths, cf::map::normalise $_;
1579 push @paths, $_;
1580 } 1653 }
1581 1654
1582 \@paths 1655 \@paths
1583} 1656}
1584 1657
… …
1678=cut 1751=cut
1679 1752
1680sub link_map { 1753sub link_map {
1681 unless ($LINK_MAP) { 1754 unless ($LINK_MAP) {
1682 $LINK_MAP = cf::map::find "{link}" 1755 $LINK_MAP = cf::map::find "{link}"
1683 or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 }; 1756 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1684 $LINK_MAP->load; 1757 $LINK_MAP->load;
1685 } 1758 }
1686 1759
1687 $LINK_MAP 1760 $LINK_MAP
1688} 1761}
… …
1695 return if UNIVERSAL::isa $self->map, "ext::map_link"; 1768 return if UNIVERSAL::isa $self->map, "ext::map_link";
1696 1769
1697 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1770 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1698 if $self->map; 1771 if $self->map;
1699 1772
1700 $self->enter_map ($LINK_MAP || link_map, 20, 20); 1773 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1701} 1774}
1702 1775
1703sub cf::object::player::leave_link { 1776sub cf::object::player::leave_link {
1704 my ($self, $map, $x, $y) = @_; 1777 my ($self, $map, $x, $y) = @_;
1705 1778
… …
1772 my ($self, $path, $x, $y) = @_; 1845 my ($self, $path, $x, $y) = @_;
1773 1846
1774 $self->enter_link; 1847 $self->enter_link;
1775 1848
1776 (async { 1849 (async {
1850 my $map = eval {
1777 my $map = cf::map::find $path; 1851 my $map = cf::map::find $path;
1778 $map = $map->customise_for ($self) if $map; 1852 $map = $map->customise_for ($self) if $map;
1779 1853 $map
1780# warn "entering ", $map->path, " at ($x, $y)\n" 1854 } or
1781# if $map;
1782
1783 $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);
1784 1856
1785 $self->leave_link ($map, $x, $y); 1857 $self->leave_link ($map, $x, $y);
1786 })->prio (1); 1858 })->prio (1);
1787} 1859}
1788 1860
… …
1792 1864
1793sub parse_random_map_params { 1865sub parse_random_map_params {
1794 my ($spec) = @_; 1866 my ($spec) = @_;
1795 1867
1796 my $rmp = { # defaults 1868 my $rmp = { # defaults
1797 xsize => 10, 1869 xsize => (cf::rndm 15, 40),
1798 ysize => 10, 1870 ysize => (cf::rndm 15, 40),
1871 symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
1872 #layout => string,
1799 }; 1873 };
1800 1874
1801 for (split /\n/, $spec) { 1875 for (split /\n/, $spec) {
1802 my ($k, $v) = split /\s+/, $_, 2; 1876 my ($k, $v) = split /\s+/, $_, 2;
1803 1877
… …
1807 $rmp 1881 $rmp
1808} 1882}
1809 1883
1810sub prepare_random_map { 1884sub prepare_random_map {
1811 my ($exit) = @_; 1885 my ($exit) = @_;
1886
1887 my $guard = cf::lock_acquire "exit_prepare:$exit";
1812 1888
1813 # all this does is basically replace the /! path by 1889 # all this does is basically replace the /! path by
1814 # a new random map path (?random/...) with a seed 1890 # a new random map path (?random/...) with a seed
1815 # that depends on the exit object 1891 # that depends on the exit object
1816 1892
1817 my $rmp = parse_random_map_params $exit->msg; 1893 my $rmp = parse_random_map_params $exit->msg;
1818 1894
1819 if ($exit->map) { 1895 if ($exit->map) {
1820 $rmp->{region} = $exit->map->region_name; 1896 $rmp->{region} = $exit->region->name;
1821 $rmp->{origin_map} = $exit->map->path; 1897 $rmp->{origin_map} = $exit->map->path;
1822 $rmp->{origin_x} = $exit->x; 1898 $rmp->{origin_x} = $exit->x;
1823 $rmp->{origin_y} = $exit->y; 1899 $rmp->{origin_y} = $exit->y;
1824 } 1900 }
1825 1901
1826 $rmp->{random_seed} ||= $exit->random_seed; 1902 $rmp->{random_seed} ||= $exit->random_seed;
1827 1903
1828 my $data = cf::to_json $rmp; 1904 my $data = cf::to_json $rmp;
1829 my $md5 = Digest::MD5::md5_hex $data; 1905 my $md5 = Digest::MD5::md5_hex $data;
1906 my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1830 1907
1831 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) {
1832 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;
1833 1912
1834 $exit->slaying ("?random/$md5"); 1913 $exit->slaying ("?random/$md5");
1835 $exit->msg (undef); 1914 $exit->msg (undef);
1836 } 1915 }
1837} 1916}
1838 1917
1839sub cf::object::player::enter_exit { 1918sub cf::object::player::enter_exit {
1840 my ($self, $exit) = @_; 1919 my ($self, $exit) = @_;
1841 1920
1842 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;
1843 1931
1844 $self->enter_link; 1932 $self->enter_link;
1845 1933
1846 (async { 1934 (async {
1847 $self->deactivate_recursive; # just to be sure 1935 $self->deactivate_recursive; # just to be sure
1848 unless (eval { 1936 unless (eval {
1849 prepare_random_map $exit 1937 $self->goto ($slaying, $hp, $sp);
1850 if $exit->slaying eq "/!";
1851
1852 my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1853 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1854 1938
1855 1; 1939 1;
1856 }) { 1940 }) {
1857 $self->message ("Something went wrong deep within the crossfire server. " 1941 $self->message ("Something went wrong deep within the crossfire server. "
1858 . "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. "
… …
2147 sub db_sync() { 2231 sub db_sync() {
2148 db_save if $dirty; 2232 db_save if $dirty;
2149 undef $dirty; 2233 undef $dirty;
2150 } 2234 }
2151 2235
2152 my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub { 2236 my $idle = Event->idle (
2153 db_sync; 2237 reentrant => 0,
2238 min => 10,
2239 max => 20,
2240 repeat => 0,
2241 data => WF_AUTOCANCEL,
2242 cb => \&db_sync,
2154 }); 2243 );
2155 2244
2156 sub db_dirty() { 2245 sub db_dirty() {
2157 $dirty = 1; 2246 $dirty = 1;
2158 $idle->start; 2247 $idle->start;
2159 } 2248 }
… …
2207 2296
2208sub main { 2297sub main {
2209 # we must not ever block the main coroutine 2298 # we must not ever block the main coroutine
2210 local $Coro::idle = sub { 2299 local $Coro::idle = sub {
2211 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 {
2212 async { Event::one_event }; 2302 Event::one_event;
2303 })->prio (Coro::PRIO_MAX);
2213 }; 2304 };
2214 2305
2215 cfg_load; 2306 cfg_load;
2216 db_load; 2307 db_load;
2217 load_extensions; 2308 load_extensions;
2309
2310 $TICK_WATCHER->start;
2218 Event::loop; 2311 Event::loop;
2219} 2312}
2220 2313
2221############################################################################# 2314#############################################################################
2222# initialisation and cleanup 2315# initialisation and cleanup
2223 2316
2224# install some emergency cleanup handlers 2317# install some emergency cleanup handlers
2225BEGIN { 2318BEGIN {
2226 for my $signal (qw(INT HUP TERM)) { 2319 for my $signal (qw(INT HUP TERM)) {
2227 Event->signal ( 2320 Event->signal (
2321 reentrant => 0,
2228 data => WF_AUTOCANCEL, 2322 data => WF_AUTOCANCEL,
2229 signal => $signal, 2323 signal => $signal,
2324 prio => 0,
2230 cb => sub { 2325 cb => sub {
2231 cf::cleanup "SIG$signal"; 2326 cf::cleanup "SIG$signal";
2232 }, 2327 },
2233 ); 2328 );
2234 } 2329 }
2235} 2330}
… …
2264} 2359}
2265 2360
2266sub reload() { 2361sub reload() {
2267 # can/must only be called in main 2362 # can/must only be called in main
2268 if ($Coro::current != $Coro::main) { 2363 if ($Coro::current != $Coro::main) {
2269 warn "can only reload from main coroutine\n"; 2364 warn "can only reload from main coroutine";
2270 return; 2365 return;
2271 } 2366 }
2272 2367
2273 warn "reloading..."; 2368 warn "reloading...";
2274 2369
2275 warn "freezing server"; 2370 warn "cancelling server ticker";
2276 my $guard = freeze_mainloop; 2371 $TICK_WATCHER->cancel;
2372
2277 cf::emergency_save; 2373 cf::emergency_save;
2278
2279 warn "sync database to disk";
2280 cf::db_sync;
2281 IO::AIO::flush;
2282 2374
2283 eval { 2375 eval {
2284 # 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
2285 2377
2378 warn "syncing database to disk";
2379 cf::db_sync;
2380
2286 warn "cancel all watchers"; 2381 warn "cancelling all WF_AUTOCANCEL watchers";
2287 for (Event::all_watchers) { 2382 for (Event::all_watchers) {
2288 $_->cancel if $_->data & WF_AUTOCANCEL; 2383 $_->cancel if $_->data & WF_AUTOCANCEL;
2289 } 2384 }
2290 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
2291 warn "cancel all extension coros"; 2394 warn "cancelling all extension coros";
2292 $_->cancel for values %EXT_CORO; 2395 $_->cancel for values %EXT_CORO;
2293 %EXT_CORO = (); 2396 %EXT_CORO = ();
2294 2397
2295 warn "remove commands"; 2398 warn "removing commands";
2296 %COMMAND = (); 2399 %COMMAND = ();
2297 2400
2298 warn "remove ext commands"; 2401 warn "removing ext commands";
2299 %EXTCMD = (); 2402 %EXTCMD = ();
2300 2403
2301 warn "unload/nuke all extensions"; 2404 warn "unloading/nuking all extensions";
2302 for my $pkg (@EXTS) { 2405 for my $pkg (@EXTS) {
2303 warn "... unloading $pkg"; 2406 warn "... unloading $pkg";
2304 2407
2305 if (my $cb = $pkg->can ("unload")) { 2408 if (my $cb = $pkg->can ("unload")) {
2306 eval { 2409 eval {
… …
2311 2414
2312 warn "... nuking $pkg"; 2415 warn "... nuking $pkg";
2313 Symbol::delete_package $pkg; 2416 Symbol::delete_package $pkg;
2314 } 2417 }
2315 2418
2316 warn "unload all perl modules loaded from $LIBDIR"; 2419 warn "unloading all perl modules loaded from $LIBDIR";
2317 while (my ($k, $v) = each %INC) { 2420 while (my ($k, $v) = each %INC) {
2318 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 2421 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2319 2422
2320 warn "removing <$k>"; 2423 warn "... unloading $k";
2321 delete $INC{$k}; 2424 delete $INC{$k};
2322 2425
2323 $k =~ s/\.pm$//; 2426 $k =~ s/\.pm$//;
2324 $k =~ s/\//::/g; 2427 $k =~ s/\//::/g;
2325 2428
… …
2328 } 2431 }
2329 2432
2330 Symbol::delete_package $k; 2433 Symbol::delete_package $k;
2331 } 2434 }
2332 2435
2333 warn "get rid of safe::, as good as possible"; 2436 warn "getting rid of safe::, as good as possible";
2334 Symbol::delete_package "safe::$_" 2437 Symbol::delete_package "safe::$_"
2335 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);
2336 2439
2337 warn "unload cf.pm \"a bit\""; 2440 warn "unloading cf.pm \"a bit\"";
2338 delete $INC{"cf.pm"}; 2441 delete $INC{"cf.pm"};
2339 2442
2340 # don't, removes xs symbols, too, 2443 # don't, removes xs symbols, too,
2341 # and global variables created in xs 2444 # and global variables created in xs
2342 #Symbol::delete_package __PACKAGE__; 2445 #Symbol::delete_package __PACKAGE__;
2343 2446
2447 warn "unload completed, starting to reload now";
2448
2344 warn "reloading cf.pm"; 2449 warn "reloading cf.pm";
2345 require cf; 2450 require cf;
2346 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2451 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2347 2452
2348 warn "load config and database again"; 2453 warn "loading config and database again";
2349 cf::cfg_load; 2454 cf::cfg_load;
2350 cf::db_load; 2455 cf::db_load;
2351 2456
2352 warn "load extensions"; 2457 warn "loading extensions";
2353 cf::load_extensions; 2458 cf::load_extensions;
2354 2459
2355 warn "reattach attachments to objects/players"; 2460 warn "reattaching attachments to objects/players";
2356 _global_reattach; 2461 _global_reattach;
2357 warn "reattach attachments to maps"; 2462 warn "reattaching attachments to maps";
2358 reattach $_ for values %MAP; 2463 reattach $_ for values %MAP;
2464
2465 warn "restarting server ticker";
2466
2467 $TICK_WATCHER->start;
2359 }; 2468 };
2360 2469
2361 if ($@) { 2470 if ($@) {
2362 warn $@; 2471 warn $@;
2363 warn "error while reloading, exiting."; 2472 warn "error while reloading, exiting.";
… …
2365 } 2474 }
2366 2475
2367 warn "reloaded"; 2476 warn "reloaded";
2368}; 2477};
2369 2478
2479our $RELOAD_WATCHER; # used only during reload
2480
2370register_command "reload" => sub { 2481register_command "reload" => sub {
2371 my ($who, $arg) = @_; 2482 my ($who, $arg) = @_;
2372 2483
2373 if ($who->flag (FLAG_WIZ)) { 2484 if ($who->flag (FLAG_WIZ)) {
2374 $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 {
2375 reload; 2495 reload;
2376 $who->message ("end of reload."); 2496 undef $RELOAD_WATCHER;
2497 },
2498 );
2377 } 2499 }
2378}; 2500};
2379 2501
2380unshift @INC, $LIBDIR; 2502unshift @INC, $LIBDIR;
2503
2504my $bug_warning = 0;
2381 2505
2382$TICK_WATCHER = Event->timer ( 2506$TICK_WATCHER = Event->timer (
2383 reentrant => 0, 2507 reentrant => 0,
2508 parked => 1,
2384 prio => 0, 2509 prio => 0,
2385 at => $NEXT_TICK || $TICK, 2510 at => $NEXT_TICK || $TICK,
2386 data => WF_AUTOCANCEL, 2511 data => WF_AUTOCANCEL,
2387 cb => sub { 2512 cb => sub {
2513 if ($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
2388 $NOW = Event::time; 2519 $NOW = Event::time;
2389 2520
2390 cf::server_tick; # one server iteration 2521 cf::server_tick; # one server iteration
2391 $RUNTIME += $TICK; 2522 $RUNTIME += $TICK;
2392 $NEXT_TICK += $TICK; 2523 $NEXT_TICK += $TICK;
2393 2524
2394 $WAIT_FOR_TICK->broadcast; 2525 $WAIT_FOR_TICK->broadcast;
2395 $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#
2396 2533
2397 # 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
2398 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2535 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2399 2536
2400 $TICK_WATCHER->at ($NEXT_TICK); 2537 $TICK_WATCHER->at ($NEXT_TICK);
2401 $TICK_WATCHER->start; 2538 $TICK_WATCHER->start;
2402 }, 2539 },
2403); 2540);
2404 2541
2405IO::AIO::max_poll_time $TICK * 0.2; 2542IO::AIO::max_poll_time $TICK * 0.1;
2406 2543
2407Event->io ( 2544undef $Coro::AIO::WATCHER;
2545$AIO_POLL_WATCHER = Event->io (
2546 reentrant => 0,
2408 fd => IO::AIO::poll_fileno, 2547 fd => IO::AIO::poll_fileno,
2409 poll => 'r', 2548 poll => 'r',
2410 prio => 5, 2549 prio => 6,
2411 data => WF_AUTOCANCEL, 2550 data => WF_AUTOCANCEL,
2412 cb => \&IO::AIO::poll_cb, 2551 cb => \&IO::AIO::poll_cb,
2413); 2552);
2414 2553
2415Event->timer ( 2554$WRITE_RUNTIME_WATCHER = Event->timer (
2555 reentrant => 0,
2416 data => WF_AUTOCANCEL, 2556 data => WF_AUTOCANCEL,
2417 after => 0, 2557 after => 1,
2418 interval => 10, 2558 interval => 10,
2419 cb => sub { 2559 prio => 6, # keep it lowest so it acts like a watchdog
2420 (Coro::unblock_sub { 2560 cb => Coro::unblock_sub {
2421 write_runtime 2561 write_runtime
2422 or warn "ERROR: unable to write runtime file: $!"; 2562 or warn "ERROR: unable to write runtime file: $!";
2423 })->();
2424 }, 2563 },
2425); 2564);
2426 2565
2427END { cf::emergency_save } 2566END { cf::emergency_save }
2428 2567

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