… | |
… | |
8 | use Storable; |
8 | use Storable; |
9 | use Opcode; |
9 | use Opcode; |
10 | use Safe; |
10 | use Safe; |
11 | use Safe::Hole; |
11 | use Safe::Hole; |
12 | |
12 | |
13 | use Coro 3.3 (); |
13 | use Coro 3.4 (); |
14 | use Coro::Event; |
14 | use Coro::Event; |
15 | use Coro::Timer; |
15 | use Coro::Timer; |
16 | use Coro::Signal; |
16 | use Coro::Signal; |
17 | use Coro::Semaphore; |
17 | use Coro::Semaphore; |
18 | use Coro::AIO; |
18 | use Coro::AIO; |
… | |
… | |
349 | my $runtime = cf::localdir . "/runtime"; |
349 | my $runtime = cf::localdir . "/runtime"; |
350 | |
350 | |
351 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
351 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
352 | or return; |
352 | or return; |
353 | |
353 | |
|
|
354 | my $value = $cf::RUNTIME + 90 + 10; |
354 | my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock |
355 | # 10 is the runtime save interval, for a monotonic clock |
|
|
356 | # 60 allows for the watchdog to kill the server. |
|
|
357 | |
355 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
358 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
356 | and return; |
359 | and return; |
357 | |
360 | |
358 | aio_fsync $fh |
361 | aio_fsync $fh |
359 | and return; |
362 | and return; |
… | |
… | |
957 | |
960 | |
958 | sub exists($) { |
961 | sub exists($) { |
959 | my ($login) = @_; |
962 | my ($login) = @_; |
960 | |
963 | |
961 | $cf::PLAYER{$login} |
964 | $cf::PLAYER{$login} |
962 | or cf::sync_job { !aio_stat $login } |
965 | or cf::sync_job { !aio_stat path $login } |
963 | } |
966 | } |
964 | |
967 | |
965 | sub find($) { |
968 | sub find($) { |
966 | return $cf::PLAYER{$_[0]} || do { |
969 | return $cf::PLAYER{$_[0]} || do { |
967 | my $login = $_[0]; |
970 | my $login = $_[0]; |
… | |
… | |
1113 | |
1116 | |
1114 | use Fcntl; |
1117 | use Fcntl; |
1115 | use Coro::AIO; |
1118 | use Coro::AIO; |
1116 | |
1119 | |
1117 | use overload |
1120 | use overload |
1118 | '""' => \&as_string; |
1121 | '""' => \&as_string, |
|
|
1122 | fallback => 1; |
1119 | |
1123 | |
1120 | our $MAX_RESET = 3600; |
1124 | our $MAX_RESET = 3600; |
1121 | our $DEFAULT_RESET = 3000; |
1125 | our $DEFAULT_RESET = 3000; |
1122 | |
1126 | |
1123 | sub generate_random_map { |
1127 | sub generate_random_map { |
1124 | my ($self, $rmp) = @_; |
1128 | my ($self, $rmp) = @_; |
1125 | |
|
|
1126 | # mit "rum" bekleckern, nicht |
1129 | # mit "rum" bekleckern, nicht |
1127 | $self->_create_random_map ( |
1130 | $self->_create_random_map ( |
1128 | $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
1131 | $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
1129 | $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
1132 | $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
1130 | $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
1133 | $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
… | |
… | |
1137 | $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
1140 | $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
1138 | (cf::region::find $rmp->{region}), $rmp->{custom} |
1141 | (cf::region::find $rmp->{region}), $rmp->{custom} |
1139 | ) |
1142 | ) |
1140 | } |
1143 | } |
1141 | |
1144 | |
|
|
1145 | =item cf::map->register ($regex, $prio) |
|
|
1146 | |
|
|
1147 | Register a handler for the map path matching the given regex at the |
|
|
1148 | givne priority (higher is better, built-in handlers have priority 0, the |
|
|
1149 | default). |
|
|
1150 | |
|
|
1151 | =cut |
|
|
1152 | |
1142 | sub register { |
1153 | sub register { |
1143 | my (undef, $regex) = @_; |
1154 | my (undef, $regex, $prio) = @_; |
1144 | my $pkg = caller; |
1155 | my $pkg = caller; |
1145 | |
1156 | |
1146 | no strict; |
1157 | no strict; |
1147 | push @{"$pkg\::ISA"}, __PACKAGE__; |
1158 | push @{"$pkg\::ISA"}, __PACKAGE__; |
1148 | |
1159 | |
1149 | $EXT_MAP{$pkg} = qr<$regex>; |
1160 | $EXT_MAP{$pkg} = [$prio, qr<$regex>]; |
1150 | } |
1161 | } |
1151 | |
1162 | |
1152 | # also paths starting with '/' |
1163 | # also paths starting with '/' |
1153 | $EXT_MAP{"cf::map"} = qr{^(?=/)}; |
1164 | $EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; |
1154 | |
1165 | |
1155 | sub thawer_merge { |
1166 | sub thawer_merge { |
|
|
1167 | my ($self, $merge) = @_; |
|
|
1168 | |
1156 | # we have to keep some variables in memory intact |
1169 | # we have to keep some variables in memory intact |
1157 | local $_[0]{path}; |
1170 | local $self->{path}; |
|
|
1171 | local $self->{load_path}; |
1158 | local $_[0]{deny_save}; |
1172 | local $self->{deny_save}; |
1159 | local $_[0]{deny_reset}; |
1173 | local $self->{deny_reset}; |
1160 | |
1174 | |
1161 | $_[0]->SUPER::thawer_merge ($_[1]); |
1175 | $self->SUPER::thawer_merge ($merge); |
1162 | } |
1176 | } |
1163 | |
1177 | |
1164 | sub normalise { |
1178 | sub normalise { |
1165 | my ($path, $base) = @_; |
1179 | my ($path, $base) = @_; |
1166 | |
1180 | |
… | |
… | |
1198 | |
1212 | |
1199 | return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object |
1213 | return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object |
1200 | |
1214 | |
1201 | $path = normalise $path, $base; |
1215 | $path = normalise $path, $base; |
1202 | |
1216 | |
1203 | for my $pkg (keys %EXT_MAP) { |
1217 | for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) { |
1204 | if ($path =~ $EXT_MAP{$pkg}) { |
1218 | if ($path =~ $EXT_MAP{$pkg}[1]) { |
1205 | my $self = bless cf::map::new, $pkg; |
1219 | my $self = bless cf::map::new, $pkg; |
1206 | $self->{path} = $path; $self->path ($path); |
1220 | $self->{path} = $path; $self->path ($path); |
1207 | $self->init; # pass $1 etc. |
1221 | $self->init; # pass $1 etc. |
1208 | return $self; |
1222 | return $self; |
1209 | } |
1223 | } |
… | |
… | |
1283 | $self->{load_path} = $path; |
1297 | $self->{load_path} = $path; |
1284 | |
1298 | |
1285 | 1 |
1299 | 1 |
1286 | } |
1300 | } |
1287 | |
1301 | |
1288 | sub load_orig { |
1302 | sub load_header_orig { |
1289 | my ($self) = @_; |
1303 | my ($self) = @_; |
1290 | |
1304 | |
1291 | $self->load_header_from ($self->load_path) |
1305 | $self->load_header_from ($self->load_path) |
1292 | } |
1306 | } |
1293 | |
1307 | |
1294 | sub load_temp { |
1308 | sub load_header_temp { |
1295 | my ($self) = @_; |
1309 | my ($self) = @_; |
1296 | |
1310 | |
1297 | $self->load_header_from ($self->save_path) |
1311 | $self->load_header_from ($self->save_path) |
|
|
1312 | } |
|
|
1313 | |
|
|
1314 | sub prepare_temp { |
|
|
1315 | my ($self) = @_; |
|
|
1316 | |
|
|
1317 | $self->last_access ((delete $self->{last_access}) |
|
|
1318 | || $cf::RUNTIME); #d# |
|
|
1319 | # safety |
|
|
1320 | $self->{instantiate_time} = $cf::RUNTIME |
|
|
1321 | if $self->{instantiate_time} > $cf::RUNTIME; |
|
|
1322 | } |
|
|
1323 | |
|
|
1324 | sub prepare_orig { |
|
|
1325 | my ($self) = @_; |
|
|
1326 | |
|
|
1327 | $self->{load_original} = 1; |
|
|
1328 | $self->{instantiate_time} = $cf::RUNTIME; |
|
|
1329 | $self->last_access ($cf::RUNTIME); |
|
|
1330 | $self->instantiate; |
1298 | } |
1331 | } |
1299 | |
1332 | |
1300 | sub load_header { |
1333 | sub load_header { |
1301 | my ($self) = @_; |
1334 | my ($self) = @_; |
1302 | |
1335 | |
1303 | if ($self->load_temp) { |
1336 | if ($self->load_header_temp) { |
1304 | $self->last_access ((delete $self->{last_access}) |
1337 | $self->prepare_temp; |
1305 | || $cf::RUNTIME); #d# |
|
|
1306 | # safety |
|
|
1307 | $self->{instantiate_time} = $cf::RUNTIME |
|
|
1308 | if $self->{instantiate_time} > $cf::RUNTIME; |
|
|
1309 | } else { |
1338 | } else { |
1310 | $self->load_orig |
1339 | $self->load_header_orig |
1311 | or return; |
1340 | or return; |
1312 | |
1341 | $self->prepare_orig; |
1313 | $self->{load_original} = 1; |
|
|
1314 | $self->{instantiate_time} = $cf::RUNTIME; |
|
|
1315 | $self->last_access ($cf::RUNTIME); |
|
|
1316 | $self->instantiate; |
|
|
1317 | } |
1342 | } |
1318 | |
1343 | |
1319 | 1 |
1344 | 1 |
1320 | } |
1345 | } |
1321 | |
1346 | |
… | |
… | |
1336 | |
1361 | |
1337 | $map->load_header |
1362 | $map->load_header |
1338 | or return; |
1363 | or return; |
1339 | |
1364 | |
1340 | if ($map->should_reset) { |
1365 | if ($map->should_reset) { |
|
|
1366 | # doing this can freeze the server in a sync job, obviously |
|
|
1367 | #$cf::WAIT_FOR_TICK->wait; |
1341 | $map->reset; |
1368 | $map->reset; |
1342 | undef $guard; |
1369 | undef $guard; |
1343 | $map = find $path |
1370 | $map = find $path |
1344 | or return; |
1371 | or return; |
1345 | } |
1372 | } |
1346 | |
1373 | |
1347 | $cf::MAP{$path} = $map |
1374 | $cf::MAP{$path} = $map |
1348 | } |
1375 | } |
1349 | } |
1376 | } |
1350 | |
1377 | |
|
|
1378 | sub pre_load { } |
|
|
1379 | sub post_load { } |
|
|
1380 | |
1351 | sub load { |
1381 | sub load { |
1352 | my ($self) = @_; |
1382 | my ($self) = @_; |
1353 | |
1383 | |
1354 | my $path = $self->{path}; |
1384 | my $path = $self->{path}; |
1355 | my $guard = cf::lock_acquire "map_load:$path"; |
1385 | my $guard = cf::lock_acquire "map_load:$path"; |
… | |
… | |
1357 | return if $self->in_memory != cf::MAP_SWAPPED; |
1387 | return if $self->in_memory != cf::MAP_SWAPPED; |
1358 | |
1388 | |
1359 | $self->in_memory (cf::MAP_LOADING); |
1389 | $self->in_memory (cf::MAP_LOADING); |
1360 | |
1390 | |
1361 | $self->alloc; |
1391 | $self->alloc; |
|
|
1392 | |
|
|
1393 | $self->pre_load; |
|
|
1394 | |
1362 | $self->_load_objects ($self->{load_path}, 1) |
1395 | $self->_load_objects ($self->{load_path}, 1) |
1363 | or return; |
1396 | or return; |
1364 | |
1397 | |
1365 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
1398 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
1366 | if delete $self->{load_original}; |
1399 | if delete $self->{load_original}; |
… | |
… | |
1388 | unless $self->difficulty; |
1421 | unless $self->difficulty; |
1389 | Coro::cede; |
1422 | Coro::cede; |
1390 | $self->activate; |
1423 | $self->activate; |
1391 | } |
1424 | } |
1392 | |
1425 | |
|
|
1426 | $self->post_load; |
|
|
1427 | |
1393 | $self->in_memory (cf::MAP_IN_MEMORY); |
1428 | $self->in_memory (cf::MAP_IN_MEMORY); |
1394 | } |
1429 | } |
1395 | |
1430 | |
1396 | sub customise_for { |
1431 | sub customise_for { |
1397 | my ($self, $ob) = @_; |
1432 | my ($self, $ob) = @_; |
… | |
… | |
1437 | |
1472 | |
1438 | cf::sync_job { $map->load }; |
1473 | cf::sync_job { $map->load }; |
1439 | } |
1474 | } |
1440 | |
1475 | |
1441 | our %MAP_PREFETCH; |
1476 | our %MAP_PREFETCH; |
1442 | our $MAP_PREFETCHER = Coro::async { |
1477 | our $MAP_PREFETCHER = undef; |
1443 | while () { |
|
|
1444 | for my $path (keys %MAP_PREFETCH) { |
|
|
1445 | my $map = find $path |
|
|
1446 | or next; |
|
|
1447 | $map->load; |
|
|
1448 | |
|
|
1449 | delete $MAP_PREFETCH{$path}; |
|
|
1450 | } |
|
|
1451 | Coro::schedule; |
|
|
1452 | } |
|
|
1453 | }; |
|
|
1454 | |
1478 | |
1455 | sub find_async { |
1479 | sub find_async { |
1456 | my ($path, $origin) = @_; |
1480 | my ($path, $origin) = @_; |
1457 | |
1481 | |
1458 | $path = normalise $path, $origin && $origin->{path}; |
1482 | $path = normalise $path, $origin && $origin->{path}; |
1459 | |
1483 | |
1460 | if (my $map = $cf::MAP{$path}) { |
1484 | if (my $map = $cf::MAP{$path}) { |
1461 | return $map if $map->in_memory == cf::MAP_IN_MEMORY; |
1485 | return $map if $map->in_memory == cf::MAP_IN_MEMORY; |
1462 | } |
1486 | } |
1463 | |
1487 | |
1464 | $MAP_PREFETCH{$path} = 0; |
1488 | undef $MAP_PREFETCH{$path}; |
|
|
1489 | $MAP_PREFETCHER ||= cf::async { |
|
|
1490 | while (%MAP_PREFETCH) { |
|
|
1491 | for my $path (keys %MAP_PREFETCH) { |
|
|
1492 | my $map = find $path |
|
|
1493 | or next; |
|
|
1494 | $map->load; |
|
|
1495 | |
|
|
1496 | delete $MAP_PREFETCH{$path}; |
|
|
1497 | } |
|
|
1498 | } |
|
|
1499 | undef $MAP_PREFETCHER; |
|
|
1500 | }; |
1465 | $MAP_PREFETCHER->ready; |
1501 | $MAP_PREFETCHER->prio (6); |
1466 | |
1502 | |
1467 | () |
1503 | () |
1468 | } |
1504 | } |
1469 | |
1505 | |
1470 | sub save { |
1506 | sub save { |
… | |
… | |
1530 | my ($self) = @_; |
1566 | my ($self) = @_; |
1531 | |
1567 | |
1532 | $self->reset_at <= $cf::RUNTIME |
1568 | $self->reset_at <= $cf::RUNTIME |
1533 | } |
1569 | } |
1534 | |
1570 | |
1535 | sub rename { |
|
|
1536 | my ($self, $new_path) = @_; |
|
|
1537 | |
|
|
1538 | normalise $new_path; |
|
|
1539 | |
|
|
1540 | $self->unlink_save; |
|
|
1541 | |
|
|
1542 | delete $cf::MAP{$self->path}; |
|
|
1543 | $self->{path} = $new_path; $self->path ($self->{path}); |
|
|
1544 | $cf::MAP{$self->path} = $self; |
|
|
1545 | |
|
|
1546 | $self->save; |
|
|
1547 | } |
|
|
1548 | |
|
|
1549 | sub reset { |
1571 | sub reset { |
1550 | my ($self) = @_; |
1572 | my ($self) = @_; |
1551 | |
1573 | |
1552 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1574 | my $lock = cf::lock_acquire "map_data:$self->{path}"; |
1553 | |
1575 | |
… | |
… | |
1570 | my $nuke_counter = "aaaa"; |
1592 | my $nuke_counter = "aaaa"; |
1571 | |
1593 | |
1572 | sub nuke { |
1594 | sub nuke { |
1573 | my ($self) = @_; |
1595 | my ($self) = @_; |
1574 | |
1596 | |
|
|
1597 | delete $cf::MAP{$self->path}; |
|
|
1598 | |
|
|
1599 | $self->unlink_save; |
|
|
1600 | |
|
|
1601 | bless $self, "cf::map"; |
|
|
1602 | delete $self->{deny_reset}; |
1575 | $self->{deny_save} = 1; |
1603 | $self->{deny_save} = 1; |
1576 | $self->reset_timeout (1); |
1604 | $self->reset_timeout (1); |
1577 | $self->rename ("{nuke}/" . ($nuke_counter++)); |
1605 | $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); |
|
|
1606 | |
|
|
1607 | $cf::MAP{$self->path} = $self; |
|
|
1608 | |
1578 | $self->reset; # polite request, might not happen |
1609 | $self->reset; # polite request, might not happen |
1579 | } |
1610 | } |
1580 | |
1611 | |
1581 | =item cf::map::unique_maps |
1612 | =item cf::map::unique_maps |
1582 | |
1613 | |
… | |
… | |
1813 | |
1844 | |
1814 | sub parse_random_map_params { |
1845 | sub parse_random_map_params { |
1815 | my ($spec) = @_; |
1846 | my ($spec) = @_; |
1816 | |
1847 | |
1817 | my $rmp = { # defaults |
1848 | my $rmp = { # defaults |
1818 | xsize => 10, |
1849 | xsize => (cf::rndm 15, 40), |
1819 | ysize => 10, |
1850 | ysize => (cf::rndm 15, 40), |
|
|
1851 | symmetry => (cf::rndm 1, cf::SYMMETRY_XY), |
|
|
1852 | #layout => string, |
1820 | }; |
1853 | }; |
1821 | |
1854 | |
1822 | for (split /\n/, $spec) { |
1855 | for (split /\n/, $spec) { |
1823 | my ($k, $v) = split /\s+/, $_, 2; |
1856 | my ($k, $v) = split /\s+/, $_, 2; |
1824 | |
1857 | |
… | |
… | |
1828 | $rmp |
1861 | $rmp |
1829 | } |
1862 | } |
1830 | |
1863 | |
1831 | sub prepare_random_map { |
1864 | sub prepare_random_map { |
1832 | my ($exit) = @_; |
1865 | my ($exit) = @_; |
|
|
1866 | |
|
|
1867 | my $guard = cf::lock_acquire "exit_prepare:$exit"; |
1833 | |
1868 | |
1834 | # all this does is basically replace the /! path by |
1869 | # all this does is basically replace the /! path by |
1835 | # a new random map path (?random/...) with a seed |
1870 | # a new random map path (?random/...) with a seed |
1836 | # that depends on the exit object |
1871 | # that depends on the exit object |
1837 | |
1872 | |
… | |
… | |
1846 | |
1881 | |
1847 | $rmp->{random_seed} ||= $exit->random_seed; |
1882 | $rmp->{random_seed} ||= $exit->random_seed; |
1848 | |
1883 | |
1849 | my $data = cf::to_json $rmp; |
1884 | my $data = cf::to_json $rmp; |
1850 | my $md5 = Digest::MD5::md5_hex $data; |
1885 | my $md5 = Digest::MD5::md5_hex $data; |
|
|
1886 | my $meta = "$cf::RANDOM_MAPS/$md5.meta"; |
1851 | |
1887 | |
1852 | if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { |
1888 | if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { |
1853 | aio_write $fh, 0, (length $data), $data, 0; |
1889 | aio_write $fh, 0, (length $data), $data, 0; |
|
|
1890 | undef $fh; |
|
|
1891 | aio_rename "$meta~", $meta; |
1854 | |
1892 | |
1855 | $exit->slaying ("?random/$md5"); |
1893 | $exit->slaying ("?random/$md5"); |
1856 | $exit->msg (undef); |
1894 | $exit->msg (undef); |
1857 | } |
1895 | } |
1858 | } |
1896 | } |
… | |
… | |
2168 | sub db_sync() { |
2206 | sub db_sync() { |
2169 | db_save if $dirty; |
2207 | db_save if $dirty; |
2170 | undef $dirty; |
2208 | undef $dirty; |
2171 | } |
2209 | } |
2172 | |
2210 | |
2173 | my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub { |
2211 | my $idle = Event->idle ( |
2174 | db_sync; |
2212 | reentrant => 0, |
|
|
2213 | min => 10, |
|
|
2214 | max => 20, |
|
|
2215 | repeat => 0, |
|
|
2216 | data => WF_AUTOCANCEL, |
|
|
2217 | cb => \&db_sync, |
2175 | }); |
2218 | ); |
2176 | |
2219 | |
2177 | sub db_dirty() { |
2220 | sub db_dirty() { |
2178 | $dirty = 1; |
2221 | $dirty = 1; |
2179 | $idle->start; |
2222 | $idle->start; |
2180 | } |
2223 | } |
… | |
… | |
2228 | |
2271 | |
2229 | sub main { |
2272 | sub main { |
2230 | # we must not ever block the main coroutine |
2273 | # we must not ever block the main coroutine |
2231 | local $Coro::idle = sub { |
2274 | local $Coro::idle = sub { |
2232 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
2275 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
|
|
2276 | (async { |
2233 | async { Event::one_event }; |
2277 | Event::one_event; |
|
|
2278 | })->prio (Coro::PRIO_MAX); |
2234 | }; |
2279 | }; |
2235 | |
2280 | |
2236 | cfg_load; |
2281 | cfg_load; |
2237 | db_load; |
2282 | db_load; |
2238 | load_extensions; |
2283 | load_extensions; |
|
|
2284 | |
|
|
2285 | $TICK_WATCHER->start; |
2239 | Event::loop; |
2286 | Event::loop; |
2240 | } |
2287 | } |
2241 | |
2288 | |
2242 | ############################################################################# |
2289 | ############################################################################# |
2243 | # initialisation and cleanup |
2290 | # initialisation and cleanup |
2244 | |
2291 | |
2245 | # install some emergency cleanup handlers |
2292 | # install some emergency cleanup handlers |
2246 | BEGIN { |
2293 | BEGIN { |
2247 | for my $signal (qw(INT HUP TERM)) { |
2294 | for my $signal (qw(INT HUP TERM)) { |
2248 | Event->signal ( |
2295 | Event->signal ( |
|
|
2296 | reentrant => 0, |
2249 | data => WF_AUTOCANCEL, |
2297 | data => WF_AUTOCANCEL, |
2250 | signal => $signal, |
2298 | signal => $signal, |
|
|
2299 | prio => 0, |
2251 | cb => sub { |
2300 | cb => sub { |
2252 | cf::cleanup "SIG$signal"; |
2301 | cf::cleanup "SIG$signal"; |
2253 | }, |
2302 | }, |
2254 | ); |
2303 | ); |
2255 | } |
2304 | } |
2256 | } |
2305 | } |
… | |
… | |
2285 | } |
2334 | } |
2286 | |
2335 | |
2287 | sub reload() { |
2336 | sub reload() { |
2288 | # can/must only be called in main |
2337 | # can/must only be called in main |
2289 | if ($Coro::current != $Coro::main) { |
2338 | if ($Coro::current != $Coro::main) { |
2290 | warn "can only reload from main coroutine\n"; |
2339 | warn "can only reload from main coroutine"; |
2291 | return; |
2340 | return; |
2292 | } |
2341 | } |
2293 | |
2342 | |
2294 | warn "reloading..."; |
2343 | warn "reloading..."; |
2295 | |
2344 | |
2296 | warn "freezing server"; |
2345 | warn "cancelling server ticker"; |
2297 | my $guard = freeze_mainloop; |
2346 | $TICK_WATCHER->cancel; |
|
|
2347 | |
2298 | cf::emergency_save; |
2348 | cf::emergency_save; |
2299 | |
|
|
2300 | warn "sync database to disk"; |
|
|
2301 | cf::db_sync; |
|
|
2302 | IO::AIO::flush; |
|
|
2303 | |
2349 | |
2304 | eval { |
2350 | eval { |
2305 | # if anything goes wrong in here, we should simply crash as we already saved |
2351 | # if anything goes wrong in here, we should simply crash as we already saved |
2306 | |
2352 | |
|
|
2353 | warn "syncing database to disk"; |
|
|
2354 | cf::db_sync; |
|
|
2355 | |
2307 | warn "cancel all watchers"; |
2356 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2308 | for (Event::all_watchers) { |
2357 | for (Event::all_watchers) { |
2309 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2358 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2310 | } |
2359 | } |
2311 | |
2360 | |
|
|
2361 | warn "flushing outstanding aio requests"; |
|
|
2362 | for (;;) { |
|
|
2363 | IO::AIO::flush; |
|
|
2364 | Coro::cede; |
|
|
2365 | last unless IO::AIO::nreqs; |
|
|
2366 | warn "iterate..."; |
|
|
2367 | } |
|
|
2368 | |
2312 | warn "cancel all extension coros"; |
2369 | warn "cancelling all extension coros"; |
2313 | $_->cancel for values %EXT_CORO; |
2370 | $_->cancel for values %EXT_CORO; |
2314 | %EXT_CORO = (); |
2371 | %EXT_CORO = (); |
2315 | |
2372 | |
2316 | warn "remove commands"; |
2373 | warn "removing commands"; |
2317 | %COMMAND = (); |
2374 | %COMMAND = (); |
2318 | |
2375 | |
2319 | warn "remove ext commands"; |
2376 | warn "removing ext commands"; |
2320 | %EXTCMD = (); |
2377 | %EXTCMD = (); |
2321 | |
2378 | |
2322 | warn "unload/nuke all extensions"; |
2379 | warn "unloading/nuking all extensions"; |
2323 | for my $pkg (@EXTS) { |
2380 | for my $pkg (@EXTS) { |
2324 | warn "... unloading $pkg"; |
2381 | warn "... unloading $pkg"; |
2325 | |
2382 | |
2326 | if (my $cb = $pkg->can ("unload")) { |
2383 | if (my $cb = $pkg->can ("unload")) { |
2327 | eval { |
2384 | eval { |
… | |
… | |
2332 | |
2389 | |
2333 | warn "... nuking $pkg"; |
2390 | warn "... nuking $pkg"; |
2334 | Symbol::delete_package $pkg; |
2391 | Symbol::delete_package $pkg; |
2335 | } |
2392 | } |
2336 | |
2393 | |
2337 | warn "unload all perl modules loaded from $LIBDIR"; |
2394 | warn "unloading all perl modules loaded from $LIBDIR"; |
2338 | while (my ($k, $v) = each %INC) { |
2395 | while (my ($k, $v) = each %INC) { |
2339 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
2396 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
2340 | |
2397 | |
2341 | warn "removing <$k>"; |
2398 | warn "... unloading $k"; |
2342 | delete $INC{$k}; |
2399 | delete $INC{$k}; |
2343 | |
2400 | |
2344 | $k =~ s/\.pm$//; |
2401 | $k =~ s/\.pm$//; |
2345 | $k =~ s/\//::/g; |
2402 | $k =~ s/\//::/g; |
2346 | |
2403 | |
… | |
… | |
2349 | } |
2406 | } |
2350 | |
2407 | |
2351 | Symbol::delete_package $k; |
2408 | Symbol::delete_package $k; |
2352 | } |
2409 | } |
2353 | |
2410 | |
2354 | warn "get rid of safe::, as good as possible"; |
2411 | warn "getting rid of safe::, as good as possible"; |
2355 | Symbol::delete_package "safe::$_" |
2412 | Symbol::delete_package "safe::$_" |
2356 | for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); |
2413 | for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); |
2357 | |
2414 | |
2358 | warn "unload cf.pm \"a bit\""; |
2415 | warn "unloading cf.pm \"a bit\""; |
2359 | delete $INC{"cf.pm"}; |
2416 | delete $INC{"cf.pm"}; |
2360 | |
2417 | |
2361 | # don't, removes xs symbols, too, |
2418 | # don't, removes xs symbols, too, |
2362 | # and global variables created in xs |
2419 | # and global variables created in xs |
2363 | #Symbol::delete_package __PACKAGE__; |
2420 | #Symbol::delete_package __PACKAGE__; |
2364 | |
2421 | |
|
|
2422 | warn "unload completed, starting to reload now"; |
|
|
2423 | |
2365 | warn "reloading cf.pm"; |
2424 | warn "reloading cf.pm"; |
2366 | require cf; |
2425 | require cf; |
2367 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2426 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2368 | |
2427 | |
2369 | warn "load config and database again"; |
2428 | warn "loading config and database again"; |
2370 | cf::cfg_load; |
2429 | cf::cfg_load; |
2371 | cf::db_load; |
2430 | cf::db_load; |
2372 | |
2431 | |
2373 | warn "load extensions"; |
2432 | warn "loading extensions"; |
2374 | cf::load_extensions; |
2433 | cf::load_extensions; |
2375 | |
2434 | |
2376 | warn "reattach attachments to objects/players"; |
2435 | warn "reattaching attachments to objects/players"; |
2377 | _global_reattach; |
2436 | _global_reattach; |
2378 | warn "reattach attachments to maps"; |
2437 | warn "reattaching attachments to maps"; |
2379 | reattach $_ for values %MAP; |
2438 | reattach $_ for values %MAP; |
|
|
2439 | |
|
|
2440 | warn "restarting server ticker"; |
|
|
2441 | |
|
|
2442 | $TICK_WATCHER->start; |
2380 | }; |
2443 | }; |
2381 | |
2444 | |
2382 | if ($@) { |
2445 | if ($@) { |
2383 | warn $@; |
2446 | warn $@; |
2384 | warn "error while reloading, exiting."; |
2447 | warn "error while reloading, exiting."; |
… | |
… | |
2386 | } |
2449 | } |
2387 | |
2450 | |
2388 | warn "reloaded"; |
2451 | warn "reloaded"; |
2389 | }; |
2452 | }; |
2390 | |
2453 | |
|
|
2454 | our $RELOAD_WATCHER; # used only during reload |
|
|
2455 | |
2391 | register_command "reload" => sub { |
2456 | register_command "reload" => sub { |
2392 | my ($who, $arg) = @_; |
2457 | my ($who, $arg) = @_; |
2393 | |
2458 | |
2394 | if ($who->flag (FLAG_WIZ)) { |
2459 | if ($who->flag (FLAG_WIZ)) { |
2395 | $who->message ("start of reload."); |
2460 | $who->message ("reloading server."); |
|
|
2461 | |
|
|
2462 | # doing reload synchronously and two reloads happen back-to-back, |
|
|
2463 | # coro crashes during coro_state_free->destroy here. |
|
|
2464 | |
|
|
2465 | $RELOAD_WATCHER ||= Event->timer ( |
|
|
2466 | reentrant => 0, |
|
|
2467 | after => 0, |
|
|
2468 | data => WF_AUTOCANCEL, |
|
|
2469 | cb => sub { |
2396 | reload; |
2470 | reload; |
2397 | $who->message ("end of reload."); |
2471 | undef $RELOAD_WATCHER; |
|
|
2472 | }, |
|
|
2473 | ); |
2398 | } |
2474 | } |
2399 | }; |
2475 | }; |
2400 | |
2476 | |
2401 | unshift @INC, $LIBDIR; |
2477 | unshift @INC, $LIBDIR; |
|
|
2478 | |
|
|
2479 | my $bug_warning = 0; |
2402 | |
2480 | |
2403 | $TICK_WATCHER = Event->timer ( |
2481 | $TICK_WATCHER = Event->timer ( |
2404 | reentrant => 0, |
2482 | reentrant => 0, |
|
|
2483 | parked => 1, |
2405 | prio => 0, |
2484 | prio => 0, |
2406 | at => $NEXT_TICK || $TICK, |
2485 | at => $NEXT_TICK || $TICK, |
2407 | data => WF_AUTOCANCEL, |
2486 | data => WF_AUTOCANCEL, |
2408 | cb => sub { |
2487 | cb => sub { |
|
|
2488 | if ($Coro::current != $Coro::main) { |
|
|
2489 | Carp::cluck "major BUG: server tick called outside of main coro, skipping it" |
|
|
2490 | unless ++$bug_warning > 10; |
|
|
2491 | return; |
|
|
2492 | } |
|
|
2493 | |
2409 | $NOW = Event::time; |
2494 | $NOW = Event::time; |
2410 | |
2495 | |
2411 | cf::server_tick; # one server iteration |
2496 | cf::server_tick; # one server iteration |
2412 | $RUNTIME += $TICK; |
2497 | $RUNTIME += $TICK; |
2413 | $NEXT_TICK += $TICK; |
2498 | $NEXT_TICK += $TICK; |
2414 | |
2499 | |
2415 | $WAIT_FOR_TICK->broadcast; |
2500 | $WAIT_FOR_TICK->broadcast; |
2416 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2501 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
|
|
2502 | |
|
|
2503 | Event::sweep; |
|
|
2504 | Coro::cede_notself; |
|
|
2505 | |
|
|
2506 | # my $AFTER = Event::time; |
|
|
2507 | # warn $AFTER - $NOW;#d# |
2417 | |
2508 | |
2418 | # if we are delayed by four ticks or more, skip them all |
2509 | # if we are delayed by four ticks or more, skip them all |
2419 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2510 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2420 | |
2511 | |
2421 | $TICK_WATCHER->at ($NEXT_TICK); |
2512 | $TICK_WATCHER->at ($NEXT_TICK); |
2422 | $TICK_WATCHER->start; |
2513 | $TICK_WATCHER->start; |
2423 | }, |
2514 | }, |
2424 | ); |
2515 | ); |
2425 | |
2516 | |
2426 | IO::AIO::max_poll_time $TICK * 0.2; |
2517 | IO::AIO::max_poll_time $TICK * 0.1; |
2427 | |
2518 | |
|
|
2519 | undef $Coro::AIO::WATCHER; |
2428 | $AIO_POLL_WATCHER = Event->io ( |
2520 | $AIO_POLL_WATCHER = Event->io ( |
|
|
2521 | reentrant => 0, |
2429 | fd => IO::AIO::poll_fileno, |
2522 | fd => IO::AIO::poll_fileno, |
2430 | poll => 'r', |
2523 | poll => 'r', |
2431 | prio => 5, |
2524 | prio => 6, |
2432 | data => WF_AUTOCANCEL, |
2525 | data => WF_AUTOCANCEL, |
2433 | cb => \&IO::AIO::poll_cb, |
2526 | cb => \&IO::AIO::poll_cb, |
2434 | ); |
2527 | ); |
2435 | |
2528 | |
2436 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
2529 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
|
|
2530 | reentrant => 0, |
2437 | data => WF_AUTOCANCEL, |
2531 | data => WF_AUTOCANCEL, |
2438 | after => 0, |
2532 | after => 1, |
2439 | interval => 10, |
2533 | interval => 10, |
2440 | cb => sub { |
2534 | prio => 6, # keep it lowest so it acts like a watchdog |
2441 | (Coro::unblock_sub { |
2535 | cb => Coro::unblock_sub { |
2442 | write_runtime |
2536 | write_runtime |
2443 | or warn "ERROR: unable to write runtime file: $!"; |
2537 | or warn "ERROR: unable to write runtime file: $!"; |
2444 | })->(); |
|
|
2445 | }, |
2538 | }, |
2446 | ); |
2539 | ); |
2447 | |
2540 | |
2448 | END { cf::emergency_save } |
2541 | END { cf::emergency_save } |
2449 | |
2542 | |