… | |
… | |
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]; |
… | |
… | |
1121 | our $MAX_RESET = 3600; |
1124 | our $MAX_RESET = 3600; |
1122 | our $DEFAULT_RESET = 3000; |
1125 | our $DEFAULT_RESET = 3000; |
1123 | |
1126 | |
1124 | sub generate_random_map { |
1127 | sub generate_random_map { |
1125 | my ($self, $rmp) = @_; |
1128 | my ($self, $rmp) = @_; |
1126 | |
|
|
1127 | # mit "rum" bekleckern, nicht |
1129 | # mit "rum" bekleckern, nicht |
1128 | $self->_create_random_map ( |
1130 | $self->_create_random_map ( |
1129 | $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
1131 | $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
1130 | $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
1132 | $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
1131 | $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
1133 | $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
… | |
… | |
1138 | $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
1140 | $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
1139 | (cf::region::find $rmp->{region}), $rmp->{custom} |
1141 | (cf::region::find $rmp->{region}), $rmp->{custom} |
1140 | ) |
1142 | ) |
1141 | } |
1143 | } |
1142 | |
1144 | |
|
|
1145 | =item cf::map->register ($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 | |
1143 | sub register { |
1153 | sub register { |
1144 | my (undef, $regex) = @_; |
1154 | my (undef, $regex, $prio) = @_; |
1145 | my $pkg = caller; |
1155 | my $pkg = caller; |
1146 | |
1156 | |
1147 | no strict; |
1157 | no strict; |
1148 | push @{"$pkg\::ISA"}, __PACKAGE__; |
1158 | push @{"$pkg\::ISA"}, __PACKAGE__; |
1149 | |
1159 | |
1150 | $EXT_MAP{$pkg} = qr<$regex>; |
1160 | $EXT_MAP{$pkg} = [$prio, qr<$regex>]; |
1151 | } |
1161 | } |
1152 | |
1162 | |
1153 | # also paths starting with '/' |
1163 | # also paths starting with '/' |
1154 | $EXT_MAP{"cf::map"} = qr{^(?=/)}; |
1164 | $EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; |
1155 | |
1165 | |
1156 | sub thawer_merge { |
1166 | sub thawer_merge { |
1157 | my ($self, $merge) = @_; |
1167 | my ($self, $merge) = @_; |
1158 | |
1168 | |
1159 | # we have to keep some variables in memory intact |
1169 | # we have to keep some variables in memory intact |
… | |
… | |
1202 | |
1212 | |
1203 | 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 |
1204 | |
1214 | |
1205 | $path = normalise $path, $base; |
1215 | $path = normalise $path, $base; |
1206 | |
1216 | |
1207 | for my $pkg (keys %EXT_MAP) { |
1217 | for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) { |
1208 | if ($path =~ $EXT_MAP{$pkg}) { |
1218 | if ($path =~ $EXT_MAP{$pkg}[1]) { |
1209 | my $self = bless cf::map::new, $pkg; |
1219 | my $self = bless cf::map::new, $pkg; |
1210 | $self->{path} = $path; $self->path ($path); |
1220 | $self->{path} = $path; $self->path ($path); |
1211 | $self->init; # pass $1 etc. |
1221 | $self->init; # pass $1 etc. |
1212 | return $self; |
1222 | return $self; |
1213 | } |
1223 | } |
… | |
… | |
1340 | |
1350 | |
1341 | $map->load_header |
1351 | $map->load_header |
1342 | or return; |
1352 | or return; |
1343 | |
1353 | |
1344 | if ($map->should_reset) { |
1354 | if ($map->should_reset) { |
|
|
1355 | # doing this can freeze the server in a sync job, obviously |
1345 | $cf::WAIT_FOR_TICK->wait; |
1356 | #$cf::WAIT_FOR_TICK->wait; |
1346 | $map->reset; |
1357 | $map->reset; |
1347 | undef $guard; |
1358 | undef $guard; |
1348 | $map = find $path |
1359 | $map = find $path |
1349 | or return; |
1360 | or return; |
1350 | } |
1361 | } |
… | |
… | |
1442 | |
1453 | |
1443 | cf::sync_job { $map->load }; |
1454 | cf::sync_job { $map->load }; |
1444 | } |
1455 | } |
1445 | |
1456 | |
1446 | our %MAP_PREFETCH; |
1457 | our %MAP_PREFETCH; |
1447 | our $MAP_PREFETCHER = Coro::async { |
1458 | our $MAP_PREFETCHER = undef; |
1448 | while () { |
|
|
1449 | for my $path (keys %MAP_PREFETCH) { |
|
|
1450 | my $map = find $path |
|
|
1451 | or next; |
|
|
1452 | $map->load; |
|
|
1453 | |
|
|
1454 | delete $MAP_PREFETCH{$path}; |
|
|
1455 | } |
|
|
1456 | Coro::schedule; |
|
|
1457 | } |
|
|
1458 | }; |
|
|
1459 | |
1459 | |
1460 | sub find_async { |
1460 | sub find_async { |
1461 | my ($path, $origin) = @_; |
1461 | my ($path, $origin) = @_; |
1462 | |
1462 | |
1463 | $path = normalise $path, $origin && $origin->{path}; |
1463 | $path = normalise $path, $origin && $origin->{path}; |
1464 | |
1464 | |
1465 | if (my $map = $cf::MAP{$path}) { |
1465 | if (my $map = $cf::MAP{$path}) { |
1466 | return $map if $map->in_memory == cf::MAP_IN_MEMORY; |
1466 | return $map if $map->in_memory == cf::MAP_IN_MEMORY; |
1467 | } |
1467 | } |
1468 | |
1468 | |
1469 | $MAP_PREFETCH{$path} = 0; |
1469 | undef $MAP_PREFETCH{$path}; |
1470 | $MAP_PREFETCHER->ready; |
1470 | $MAP_PREFETCHER ||= cf::async { |
|
|
1471 | while (%MAP_PREFETCH) { |
|
|
1472 | for my $path (keys %MAP_PREFETCH) { |
|
|
1473 | my $map = find $path |
|
|
1474 | or next; |
|
|
1475 | $map->load; |
|
|
1476 | |
|
|
1477 | delete $MAP_PREFETCH{$path}; |
|
|
1478 | } |
|
|
1479 | } |
|
|
1480 | undef $MAP_PREFETCHER; |
|
|
1481 | }; |
1471 | |
1482 | |
1472 | () |
1483 | () |
1473 | } |
1484 | } |
1474 | |
1485 | |
1475 | sub save { |
1486 | sub save { |
… | |
… | |
1813 | |
1824 | |
1814 | sub parse_random_map_params { |
1825 | sub parse_random_map_params { |
1815 | my ($spec) = @_; |
1826 | my ($spec) = @_; |
1816 | |
1827 | |
1817 | my $rmp = { # defaults |
1828 | my $rmp = { # defaults |
1818 | xsize => 10, |
1829 | xsize => (cf::rndm 15, 40), |
1819 | ysize => 10, |
1830 | ysize => (cf::rndm 15, 40), |
|
|
1831 | symmetry => (cf::rndm 1, cf::SYMMETRY_XY), |
|
|
1832 | #layout => string, |
1820 | }; |
1833 | }; |
1821 | |
1834 | |
1822 | for (split /\n/, $spec) { |
1835 | for (split /\n/, $spec) { |
1823 | my ($k, $v) = split /\s+/, $_, 2; |
1836 | my ($k, $v) = split /\s+/, $_, 2; |
1824 | |
1837 | |
… | |
… | |
1828 | $rmp |
1841 | $rmp |
1829 | } |
1842 | } |
1830 | |
1843 | |
1831 | sub prepare_random_map { |
1844 | sub prepare_random_map { |
1832 | my ($exit) = @_; |
1845 | my ($exit) = @_; |
|
|
1846 | |
|
|
1847 | my $guard = cf::lock_acquire "exit_prepare:$exit"; |
1833 | |
1848 | |
1834 | # all this does is basically replace the /! path by |
1849 | # all this does is basically replace the /! path by |
1835 | # a new random map path (?random/...) with a seed |
1850 | # a new random map path (?random/...) with a seed |
1836 | # that depends on the exit object |
1851 | # that depends on the exit object |
1837 | |
1852 | |
… | |
… | |
2171 | sub db_sync() { |
2186 | sub db_sync() { |
2172 | db_save if $dirty; |
2187 | db_save if $dirty; |
2173 | undef $dirty; |
2188 | undef $dirty; |
2174 | } |
2189 | } |
2175 | |
2190 | |
2176 | my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub { |
2191 | my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub { |
2177 | db_sync; |
2192 | db_sync; |
2178 | }); |
2193 | }); |
2179 | |
2194 | |
2180 | sub db_dirty() { |
2195 | sub db_dirty() { |
2181 | $dirty = 1; |
2196 | $dirty = 1; |
… | |
… | |
2239 | }; |
2254 | }; |
2240 | |
2255 | |
2241 | cfg_load; |
2256 | cfg_load; |
2242 | db_load; |
2257 | db_load; |
2243 | load_extensions; |
2258 | load_extensions; |
|
|
2259 | |
|
|
2260 | $TICK_WATCHER->start; |
2244 | Event::loop; |
2261 | Event::loop; |
2245 | } |
2262 | } |
2246 | |
2263 | |
2247 | ############################################################################# |
2264 | ############################################################################# |
2248 | # initialisation and cleanup |
2265 | # initialisation and cleanup |
… | |
… | |
2290 | } |
2307 | } |
2291 | |
2308 | |
2292 | sub reload() { |
2309 | sub reload() { |
2293 | # can/must only be called in main |
2310 | # can/must only be called in main |
2294 | if ($Coro::current != $Coro::main) { |
2311 | if ($Coro::current != $Coro::main) { |
2295 | warn "can only reload from main coroutine\n"; |
2312 | warn "can only reload from main coroutine"; |
2296 | return; |
2313 | return; |
2297 | } |
2314 | } |
2298 | |
2315 | |
2299 | warn "reloading..."; |
2316 | warn "reloading..."; |
2300 | |
2317 | |
2301 | warn "freezing server"; |
2318 | warn "cancelling server ticker"; |
2302 | my $guard = freeze_mainloop; |
2319 | $TICK_WATCHER->cancel; |
|
|
2320 | |
2303 | cf::emergency_save; |
2321 | cf::emergency_save; |
2304 | |
|
|
2305 | warn "sync database to disk"; |
|
|
2306 | cf::db_sync; |
|
|
2307 | IO::AIO::flush; |
|
|
2308 | |
2322 | |
2309 | eval { |
2323 | eval { |
2310 | # if anything goes wrong in here, we should simply crash as we already saved |
2324 | # if anything goes wrong in here, we should simply crash as we already saved |
2311 | |
2325 | |
|
|
2326 | warn "syncing database to disk"; |
|
|
2327 | cf::db_sync; |
|
|
2328 | |
2312 | warn "cancel all watchers"; |
2329 | warn "cancelling all WF_AUTOCANCEL watchers"; |
2313 | for (Event::all_watchers) { |
2330 | for (Event::all_watchers) { |
2314 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2331 | $_->cancel if $_->data & WF_AUTOCANCEL; |
2315 | } |
2332 | } |
2316 | |
2333 | |
|
|
2334 | warn "flushing outstanding aio requests"; |
|
|
2335 | for (;;) { |
|
|
2336 | IO::AIO::flush; |
|
|
2337 | Coro::cede; |
|
|
2338 | last unless IO::AIO::nreqs; |
|
|
2339 | warn "iterate..."; |
|
|
2340 | } |
|
|
2341 | |
2317 | warn "cancel all extension coros"; |
2342 | warn "cancelling all extension coros"; |
2318 | $_->cancel for values %EXT_CORO; |
2343 | $_->cancel for values %EXT_CORO; |
2319 | %EXT_CORO = (); |
2344 | %EXT_CORO = (); |
2320 | |
2345 | |
2321 | warn "remove commands"; |
2346 | warn "removing commands"; |
2322 | %COMMAND = (); |
2347 | %COMMAND = (); |
2323 | |
2348 | |
2324 | warn "remove ext commands"; |
2349 | warn "removing ext commands"; |
2325 | %EXTCMD = (); |
2350 | %EXTCMD = (); |
2326 | |
2351 | |
2327 | warn "unload/nuke all extensions"; |
2352 | warn "unloading/nuking all extensions"; |
2328 | for my $pkg (@EXTS) { |
2353 | for my $pkg (@EXTS) { |
2329 | warn "... unloading $pkg"; |
2354 | warn "... unloading $pkg"; |
2330 | |
2355 | |
2331 | if (my $cb = $pkg->can ("unload")) { |
2356 | if (my $cb = $pkg->can ("unload")) { |
2332 | eval { |
2357 | eval { |
… | |
… | |
2337 | |
2362 | |
2338 | warn "... nuking $pkg"; |
2363 | warn "... nuking $pkg"; |
2339 | Symbol::delete_package $pkg; |
2364 | Symbol::delete_package $pkg; |
2340 | } |
2365 | } |
2341 | |
2366 | |
2342 | warn "unload all perl modules loaded from $LIBDIR"; |
2367 | warn "unloading all perl modules loaded from $LIBDIR"; |
2343 | while (my ($k, $v) = each %INC) { |
2368 | while (my ($k, $v) = each %INC) { |
2344 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
2369 | next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; |
2345 | |
2370 | |
2346 | warn "removing <$k>"; |
2371 | warn "... unloading $k"; |
2347 | delete $INC{$k}; |
2372 | delete $INC{$k}; |
2348 | |
2373 | |
2349 | $k =~ s/\.pm$//; |
2374 | $k =~ s/\.pm$//; |
2350 | $k =~ s/\//::/g; |
2375 | $k =~ s/\//::/g; |
2351 | |
2376 | |
… | |
… | |
2354 | } |
2379 | } |
2355 | |
2380 | |
2356 | Symbol::delete_package $k; |
2381 | Symbol::delete_package $k; |
2357 | } |
2382 | } |
2358 | |
2383 | |
2359 | warn "get rid of safe::, as good as possible"; |
2384 | warn "getting rid of safe::, as good as possible"; |
2360 | Symbol::delete_package "safe::$_" |
2385 | Symbol::delete_package "safe::$_" |
2361 | for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); |
2386 | for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); |
2362 | |
2387 | |
2363 | warn "unload cf.pm \"a bit\""; |
2388 | warn "unloading cf.pm \"a bit\""; |
2364 | delete $INC{"cf.pm"}; |
2389 | delete $INC{"cf.pm"}; |
2365 | |
2390 | |
2366 | # don't, removes xs symbols, too, |
2391 | # don't, removes xs symbols, too, |
2367 | # and global variables created in xs |
2392 | # and global variables created in xs |
2368 | #Symbol::delete_package __PACKAGE__; |
2393 | #Symbol::delete_package __PACKAGE__; |
2369 | |
2394 | |
|
|
2395 | warn "unload completed, starting to reload now"; |
|
|
2396 | |
2370 | warn "reloading cf.pm"; |
2397 | warn "reloading cf.pm"; |
2371 | require cf; |
2398 | require cf; |
2372 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2399 | cf::_connect_to_perl; # nominally unnecessary, but cannot hurt |
2373 | |
2400 | |
2374 | warn "load config and database again"; |
2401 | warn "loading config and database again"; |
2375 | cf::cfg_load; |
2402 | cf::cfg_load; |
2376 | cf::db_load; |
2403 | cf::db_load; |
2377 | |
2404 | |
2378 | warn "load extensions"; |
2405 | warn "loading extensions"; |
2379 | cf::load_extensions; |
2406 | cf::load_extensions; |
2380 | |
2407 | |
2381 | warn "reattach attachments to objects/players"; |
2408 | warn "reattaching attachments to objects/players"; |
2382 | _global_reattach; |
2409 | _global_reattach; |
2383 | warn "reattach attachments to maps"; |
2410 | warn "reattaching attachments to maps"; |
2384 | reattach $_ for values %MAP; |
2411 | reattach $_ for values %MAP; |
|
|
2412 | |
|
|
2413 | warn "restarting server ticker"; |
|
|
2414 | |
|
|
2415 | $TICK_WATCHER->start; |
2385 | }; |
2416 | }; |
2386 | |
2417 | |
2387 | if ($@) { |
2418 | if ($@) { |
2388 | warn $@; |
2419 | warn $@; |
2389 | warn "error while reloading, exiting."; |
2420 | warn "error while reloading, exiting."; |
… | |
… | |
2411 | } |
2442 | } |
2412 | }; |
2443 | }; |
2413 | |
2444 | |
2414 | unshift @INC, $LIBDIR; |
2445 | unshift @INC, $LIBDIR; |
2415 | |
2446 | |
|
|
2447 | my $bug_warning = 0; |
|
|
2448 | |
2416 | $TICK_WATCHER = Event->timer ( |
2449 | $TICK_WATCHER = Event->timer ( |
2417 | reentrant => 0, |
2450 | reentrant => 0, |
|
|
2451 | parked => 1, |
2418 | prio => 0, |
2452 | prio => 0, |
2419 | at => $NEXT_TICK || $TICK, |
2453 | at => $NEXT_TICK || $TICK, |
2420 | data => WF_AUTOCANCEL, |
2454 | data => WF_AUTOCANCEL, |
2421 | cb => sub { |
2455 | cb => sub { |
|
|
2456 | if ($Coro::current != $Coro::main) { |
|
|
2457 | Carp::cluck "major BUG: server tick called outside of main coro, skipping it" |
|
|
2458 | unless ++$bug_warning > 10; |
|
|
2459 | return; |
|
|
2460 | } |
|
|
2461 | |
2422 | $NOW = Event::time; |
2462 | $NOW = Event::time; |
2423 | |
2463 | |
2424 | cf::server_tick; # one server iteration |
2464 | cf::server_tick; # one server iteration |
2425 | $RUNTIME += $TICK; |
2465 | $RUNTIME += $TICK; |
2426 | $NEXT_TICK += $TICK; |
2466 | $NEXT_TICK += $TICK; |
… | |
… | |
2446 | cb => \&IO::AIO::poll_cb, |
2486 | cb => \&IO::AIO::poll_cb, |
2447 | ); |
2487 | ); |
2448 | |
2488 | |
2449 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
2489 | $WRITE_RUNTIME_WATCHER = Event->timer ( |
2450 | data => WF_AUTOCANCEL, |
2490 | data => WF_AUTOCANCEL, |
2451 | after => 0, |
2491 | after => 1, |
2452 | interval => 10, |
2492 | interval => 10, |
2453 | cb => sub { |
2493 | prio => 6, # keep it lowest so it acts like a watchdog |
2454 | (Coro::unblock_sub { |
2494 | cb => Coro::unblock_sub { |
2455 | write_runtime |
2495 | write_runtime |
2456 | or warn "ERROR: unable to write runtime file: $!"; |
2496 | or warn "ERROR: unable to write runtime file: $!"; |
2457 | })->(); |
|
|
2458 | }, |
2497 | }, |
2459 | ); |
2498 | ); |
2460 | |
2499 | |
2461 | END { cf::emergency_save } |
2500 | END { cf::emergency_save } |
2462 | |
2501 | |