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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.571 by root, Wed May 4 19:04:45 2011 UTC vs.
Revision 1.602 by root, Sun Nov 11 18:21:21 2012 UTC

1# 1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG. 2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3# 3#
4# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5# 5#
6# Deliantra is free software: you can redistribute it and/or modify it under 6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the 7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your 8# Free Software Foundation, either version 3 of the License, or (at your
9# option) any later version. 9# option) any later version.
10# 10#
11# This program is distributed in the hope that it will be useful, 11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details. 14# GNU General Public License for more details.
15# 15#
16# You should have received a copy of the Affero GNU General Public License 16# You should have received a copy of the Affero GNU General Public License
17# and the GNU General Public License along with this program. If not, see 17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>. 18# <http://www.gnu.org/licenses/>.
19# 19#
20# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
21# 21#
22 22
23package cf; 23package cf;
24 24
32use Safe; 32use Safe;
33use Safe::Hole; 33use Safe::Hole;
34use Storable (); 34use Storable ();
35use Carp (); 35use Carp ();
36 36
37use Guard (); 37use AnyEvent ();
38use AnyEvent::IO ();
39use AnyEvent::DNS ();
40
38use Coro (); 41use Coro ();
39use Coro::State; 42use Coro::State;
40use Coro::Handle; 43use Coro::Handle;
41use Coro::EV; 44use Coro::EV;
42use Coro::AnyEvent; 45use Coro::AnyEvent;
48use Coro::AIO; 51use Coro::AIO;
49use Coro::BDB 1.6; 52use Coro::BDB 1.6;
50use Coro::Storable; 53use Coro::Storable;
51use Coro::Util (); 54use Coro::Util ();
52 55
56use Guard ();
53use JSON::XS 2.01 (); 57use JSON::XS 2.01 ();
54use BDB (); 58use BDB ();
55use Data::Dumper; 59use Data::Dumper;
56use Fcntl; 60use Fcntl;
57use YAML::XS (); 61use YAML::XS ();
58use IO::AIO (); 62use IO::AIO ();
59use Time::HiRes;
60use Compress::LZF; 63use Compress::LZF;
61use Digest::MD5 (); 64use Digest::MD5 ();
62 65
63AnyEvent::detect; 66AnyEvent::detect;
64 67
83our %COMMAND = (); 86our %COMMAND = ();
84our %COMMAND_TIME = (); 87our %COMMAND_TIME = ();
85 88
86our @EXTS = (); # list of extension package names 89our @EXTS = (); # list of extension package names
87our %EXTCMD = (); 90our %EXTCMD = ();
91our %EXTACMD = ();
88our %EXTICMD = (); 92our %EXTICMD = ();
93our %EXTIACMD = ();
89our %EXT_CORO = (); # coroutines bound to extensions 94our %EXT_CORO = (); # coroutines bound to extensions
90our %EXT_MAP = (); # pluggable maps 95our %EXT_MAP = (); # pluggable maps
91 96
92our $RELOAD; # number of reloads so far, non-zero while in reload 97our $RELOAD; # number of reloads so far, non-zero while in reload
93our @EVENT; 98our @EVENT;
108our $RANDOMDIR = "$LOCALDIR/random"; 113our $RANDOMDIR = "$LOCALDIR/random";
109our $BDBDIR = "$LOCALDIR/db"; 114our $BDBDIR = "$LOCALDIR/db";
110our $PIDFILE = "$LOCALDIR/pid"; 115our $PIDFILE = "$LOCALDIR/pid";
111our $RUNTIMEFILE = "$LOCALDIR/runtime"; 116our $RUNTIMEFILE = "$LOCALDIR/runtime";
112 117
113our %RESOURCE; # unused 118#our %RESOURCE; # unused
114 119
115our $OUTPUT_RATE_MIN = 3000; 120our $OUTPUT_RATE_MIN = 3000;
116our $OUTPUT_RATE_MAX = 1000000; 121our $OUTPUT_RATE_MAX = 1000000;
117 122
118our $MAX_LINKS = 32; # how many chained exits to follow 123our $MAX_LINKS = 32; # how many chained exits to follow
129our $DB_ENV; 134our $DB_ENV;
130 135
131our @EXTRA_MODULES = qw(pod match mapscript incloader); 136our @EXTRA_MODULES = qw(pod match mapscript incloader);
132 137
133our %CFG; 138our %CFG;
139our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
134 140
135our $UPTIME; $UPTIME ||= time; 141our $UPTIME; $UPTIME ||= time;
136our $RUNTIME = 0; 142our $RUNTIME = 0;
137our $SERVER_TICK = 0; 143our $SERVER_TICK = 0;
138our $NOW; 144our $NOW;
219=item $cf::RUNTIME 225=item $cf::RUNTIME
220 226
221The time this server has run, starts at 0 and is increased by $cf::TICK on 227The time this server has run, starts at 0 and is increased by $cf::TICK on
222every server tick. 228every server tick.
223 229
224=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR 230=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
225$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR 231$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
226$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR 232$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
227 233
228Various directories - "/etc", read-only install directory, perl-library 234Various directories - "/etc", read-only install directory, perl-library
229directory, pod-directory, read-only maps directory, "/var", "/var/tmp", 235directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
230unique-items directory, player file directory, random maps directory and 236unique-items directory, player file directory, random maps directory and
231database environment. 237database environment.
245Configuration for the server, loaded from C</etc/deliantra-server/config>, or 251Configuration for the server, loaded from C</etc/deliantra-server/config>, or
246from wherever your confdir points to. 252from wherever your confdir points to.
247 253
248=item cf::wait_for_tick, cf::wait_for_tick_begin 254=item cf::wait_for_tick, cf::wait_for_tick_begin
249 255
250These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 256These are functions that inhibit the current coroutine one tick.
251returns directly I<after> the tick processing (and consequently, can only wake one thread 257cf::wait_for_tick_begin only returns directly I<after> the tick
258processing (and consequently, can only wake one thread per tick), while
252per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 259cf::wait_for_tick wakes up all waiters after tick processing.
253 260
254Note that cf::Wait_for_tick will immediately return when the server is not 261Note that cf::wait_for_tick will immediately return when the server is not
255ticking, making it suitable for small pauses in threads that need to run 262ticking, making it suitable for small pauses in threads that need to run
256when the server is paused. If that is not applicable (i.e. you I<really> 263when the server is paused. If that is not applicable (i.e. you I<really>
257want to wait, use C<$cf::WAIT_FOR_TICK>). 264want to wait, use C<$cf::WAIT_FOR_TICK>).
258 265
259=item $cf::WAIT_FOR_TICK 266=item $cf::WAIT_FOR_TICK
335)) { 342)) {
336 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 343 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
337} 344}
338 345
339$EV::DIED = sub { 346$EV::DIED = sub {
340 Carp::cluck "error in event callback: @_"; 347 warn "error in event callback: $@";
341}; 348};
342 349
343############################################################################# 350#############################################################################
344 351
345sub fork_call(&@); 352sub fork_call(&@);
372 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 379 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
373 $d 380 $d
374 } || "[unable to dump $_[0]: '$@']"; 381 } || "[unable to dump $_[0]: '$@']";
375} 382}
376 383
377=item $scalar = load_file $path 384=item $scalar = cf::load_file $path
378 385
379Loads the given file from path and returns its contents. Croaks on error 386Loads the given file from path and returns its contents. Croaks on error
380and can block. 387and can block.
381 388
382=cut 389=cut
384sub load_file($) { 391sub load_file($) {
385 0 <= aio_load $_[0], my $data 392 0 <= aio_load $_[0], my $data
386 or Carp::croak "$_[0]: $!"; 393 or Carp::croak "$_[0]: $!";
387 394
388 $data 395 $data
396}
397
398=item $success = cf::replace_file $path, $data, $sync
399
400Atomically replaces the file at the given $path with new $data, and
401optionally $sync the data to disk before replacing the file.
402
403=cut
404
405sub replace_file($$;$) {
406 my ($path, $data, $sync) = @_;
407
408 my $lock = cf::lock_acquire ("replace_file:$path");
409
410 my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
411 or return;
412
413 $data = $data->() if ref $data;
414
415 length $data == aio_write $fh, 0, (length $data), $data, 0
416 or return;
417
418 !$sync
419 or !aio_fsync $fh
420 or return;
421
422 aio_close $fh
423 and return;
424
425 aio_rename "$path~", $path
426 and return;
427
428 if ($sync) {
429 $path =~ s%/[^/]*$%%;
430 aio_pathsync $path;
431 }
432
433 1
389} 434}
390 435
391=item $ref = cf::decode_json $json 436=item $ref = cf::decode_json $json
392 437
393Converts a JSON string into the corresponding perl data structure. 438Converts a JSON string into the corresponding perl data structure.
856 901
857 return db_get cache => "$id/data"; 902 return db_get cache => "$id/data";
858 } 903 }
859 } 904 }
860 905
861 my $t1 = Time::HiRes::time; 906 my $t1 = EV::time;
862 my $data = $process->(\@data); 907 my $data = $process->(\@data);
863 my $t2 = Time::HiRes::time; 908 my $t2 = EV::time;
864 909
865 info "cache: '$id' processed in ", $t2 - $t1, "s\n"; 910 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
866 911
867 db_put cache => "$id/data", $data; 912 db_put cache => "$id/data", $data;
868 db_put cache => "$id/md5" , $md5; 913 db_put cache => "$id/md5" , $md5;
1388=cut 1433=cut
1389 1434
1390############################################################################# 1435#############################################################################
1391# command handling &c 1436# command handling &c
1392 1437
1393=item cf::register_command $name => \&callback($ob,$args); 1438=item cf::register_command $name => \&callback($ob,$args)
1394 1439
1395Register a callback for execution when the client sends the user command 1440Register a callback for execution when the client sends the user command
1396$name. 1441$name.
1397 1442
1398=cut 1443=cut
1404 #warn "registering command '$name/$time' to '$caller'"; 1449 #warn "registering command '$name/$time' to '$caller'";
1405 1450
1406 push @{ $COMMAND{$name} }, [$caller, $cb]; 1451 push @{ $COMMAND{$name} }, [$caller, $cb];
1407} 1452}
1408 1453
1409=item cf::register_extcmd $name => \&callback($pl,$packet); 1454=item cf::register_extcmd $name => \&callback($pl,@args)
1410 1455
1411Register a callback for execution when the client sends an (synchronous) 1456Register a callback for execution when the client sends an (synchronous)
1412extcmd packet. Ext commands will be processed in the order they are 1457extcmd packet. Ext commands will be processed in the order they are
1413received by the server, like other user commands. The first argument is 1458received by the server, like other user commands. The first argument is
1414the logged-in player. Ext commands can only be processed after a player 1459the logged-in player. Ext commands can only be processed after a player
1415has logged in successfully. 1460has logged in successfully.
1416 1461
1417If the callback returns something, it is sent back as if reply was being 1462The values will be sent back to the client.
1418called.
1419 1463
1464=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
1465
1466Same as C<cf::register_extcmd>, but instead of returning values, the
1467callback needs to clal the C<$reply> function.
1468
1420=item cf::register_exticmd $name => \&callback($ns,$packet); 1469=item cf::register_exticmd $name => \&callback($ns,@args)
1421 1470
1422Register a callback for execution when the client sends an (asynchronous) 1471Register a callback for execution when the client sends an (asynchronous)
1423exticmd packet. Exti commands are processed by the server as soon as they 1472exticmd packet. Exti commands are processed by the server as soon as they
1424are received, i.e. out of order w.r.t. other commands. The first argument 1473are received, i.e. out of order w.r.t. other commands. The first argument
1425is a client socket. Exti commands can be received anytime, even before 1474is a client socket. Exti commands can be received anytime, even before
1426log-in. 1475log-in.
1427 1476
1428If the callback returns something, it is sent back as if reply was being 1477The values will be sent back to the client.
1429called.
1430 1478
1431=cut 1479=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1432 1480
1481Same as C<cf::register_extcmd>, but instead of returning values, the
1482callback needs to clal the C<$reply> function.
1483
1484=cut
1485
1433sub register_extcmd { 1486sub register_extcmd($$) {
1434 my ($name, $cb) = @_; 1487 my ($name, $cb) = @_;
1435 1488
1436 $EXTCMD{$name} = $cb; 1489 $EXTCMD{$name} = $cb;
1437} 1490}
1438 1491
1439sub register_exticmd { 1492sub register_async_extcmd($$) {
1440 my ($name, $cb) = @_; 1493 my ($name, $cb) = @_;
1441 1494
1495 $EXTACMD{$name} = $cb;
1496}
1497
1498sub register_exticmd($$) {
1499 my ($name, $cb) = @_;
1500
1442 $EXTICMD{$name} = $cb; 1501 $EXTICMD{$name} = $cb;
1502}
1503
1504sub register_async_exticmd($$) {
1505 my ($name, $cb) = @_;
1506
1507 $EXTIACMD{$name} = $cb;
1443} 1508}
1444 1509
1445use File::Glob (); 1510use File::Glob ();
1446 1511
1447cf::player->attach ( 1512cf::player->attach (
1461 my ($pl, $buf) = @_; 1526 my ($pl, $buf) = @_;
1462 1527
1463 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1528 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1464 1529
1465 if (ref $msg) { 1530 if (ref $msg) {
1466 my ($type, $reply, @payload) = 1531 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1467 "ARRAY" eq ref $msg
1468 ? @$msg
1469 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1470 1532
1471 my @reply;
1472
1473 if (my $cb = $EXTCMD{$type}) { 1533 if (my $cb = $EXTACMD{$type}) {
1534 $cb->(
1535 $pl,
1536 sub {
1537 $pl->ext_msg ("reply-$reply", @_)
1538 if $reply;
1539 },
1540 @payload
1541 );
1542 } else {
1543 my @reply;
1544
1545 if (my $cb = $EXTCMD{$type}) {
1474 @reply = $cb->($pl, @payload); 1546 @reply = $cb->($pl, @payload);
1547 }
1548
1549 $pl->ext_msg ("reply-$reply", @reply)
1550 if $reply;
1475 } 1551 }
1476
1477 $pl->ext_reply ($reply, @reply)
1478 if $reply;
1479 1552
1480 } else { 1553 } else {
1481 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1554 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1482 } 1555 }
1483 1556
1496 }; 1569 };
1497 1570
1498 $grp 1571 $grp
1499} 1572}
1500 1573
1574sub _ext_cfg_reg($$$$) {
1575 my ($rvar, $varname, $cfgname, $default) = @_;
1576
1577 $cfgname = lc $varname
1578 unless length $cfgname;
1579
1580 $EXT_CFG{$cfgname} = [$rvar, $default];
1581
1582 $$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
1583}
1584
1501sub load_extensions { 1585sub load_extensions {
1502 info "loading extensions..."; 1586 info "loading extensions...";
1587
1588 %EXT_CFG = ();
1503 1589
1504 cf::sync_job { 1590 cf::sync_job {
1505 my %todo; 1591 my %todo;
1506 1592
1507 for my $path (<$LIBDIR/*.ext>) { 1593 for my $path (<$LIBDIR/*.ext>) {
1550 unless exists $done{$_}; 1636 unless exists $done{$_};
1551 } 1637 }
1552 1638
1553 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n"; 1639 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1554 1640
1641 my $source = $v->{source};
1642
1643 # support "CONF varname :confname = default" pseudo-statements
1644 $source =~ s{
1645 ^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
1646 }{
1647 "our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
1648 }gmxe;
1649
1555 my $active = eval $v->{source}; 1650 my $active = eval $source;
1556 1651
1557 if (length $@) { 1652 if (length $@) {
1558 error "$v->{path}: $@\n"; 1653 error "$v->{path}: $@\n";
1559 1654
1560 cf::cleanup "mandatory extension '$k' failed to load, exiting." 1655 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1847} 1942}
1848 1943
1849=item $protocol_xml = $player->expand_cfpod ($cfpod) 1944=item $protocol_xml = $player->expand_cfpod ($cfpod)
1850 1945
1851Expand deliantra pod fragments into protocol xml. 1946Expand deliantra pod fragments into protocol xml.
1852
1853=item $player->ext_reply ($msgid, @msg)
1854
1855Sends an ext reply to the player.
1856
1857=cut
1858
1859sub ext_reply($$@) {
1860 my ($self, $id, @msg) = @_;
1861
1862 $self->ns->ext_reply ($id, @msg)
1863}
1864 1947
1865=item $player->ext_msg ($type, @msg) 1948=item $player->ext_msg ($type, @msg)
1866 1949
1867Sends an ext event to the client. 1950Sends an ext event to the client.
1868 1951
2239 2322
2240 unless ($self->{deny_activate}) { 2323 unless ($self->{deny_activate}) {
2241 $self->decay_objects; 2324 $self->decay_objects;
2242 $self->fix_auto_apply; 2325 $self->fix_auto_apply;
2243 $self->update_buttons; 2326 $self->update_buttons;
2244 $self->post_load_physics;
2245 cf::cede_to_tick; 2327 cf::cede_to_tick;
2246 #$self->activate; # no longer activate maps automatically 2328 #$self->activate; # no longer activate maps automatically
2247 } 2329 }
2248 2330
2249 $self->{last_save} = $cf::RUNTIME; 2331 $self->{last_save} = $cf::RUNTIME;
2268# if $self->per_party; 2350# if $self->per_party;
2269 2351
2270 $self 2352 $self
2271} 2353}
2272 2354
2273# find and load all maps in the 3x3 area around a map
2274sub load_neighbours {
2275 my ($map) = @_;
2276
2277 my @neigh; # diagonal neighbours
2278
2279 for (0 .. 3) {
2280 my $neigh = $map->tile_path ($_)
2281 or next;
2282 $neigh = find $neigh, $map
2283 or next;
2284 $neigh->load;
2285
2286 # now find the diagonal neighbours
2287 push @neigh,
2288 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2289 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2290 }
2291
2292 for (grep defined $_->[0], @neigh) {
2293 my ($path, $origin) = @$_;
2294 my $neigh = find $path, $origin
2295 or next;
2296 $neigh->load;
2297 }
2298}
2299
2300sub find_sync { 2355sub find_sync {
2301 my ($path, $origin) = @_; 2356 my ($path, $origin) = @_;
2302 2357
2303 # it's a bug to call this from the main context 2358 # it's a bug to call this from the main context
2304 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync" 2359 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2322 2377
2323sub find_async { 2378sub find_async {
2324 my ($path, $origin, $load) = @_; 2379 my ($path, $origin, $load) = @_;
2325 2380
2326 $path = normalise $path, $origin; 2381 $path = normalise $path, $origin;
2327 2382
2328 if (my $map = $cf::MAP{$path}) { 2383 if (my $map = $cf::MAP{$path}) {
2329 return $map if !$load || $map->linkable; 2384 return $map if !$load || $map->linkable;
2330 } 2385 }
2331 2386
2332 $MAP_PREFETCH{$path} |= $load; 2387 $MAP_PREFETCH{$path} |= $load;
2599 2654
2600Creates and returns a persistent reference to an object that can be stored as a string. 2655Creates and returns a persistent reference to an object that can be stored as a string.
2601 2656
2602=item $ob = cf::object::deref ($refstring) 2657=item $ob = cf::object::deref ($refstring)
2603 2658
2604returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2659returns the objetc referenced by refstring. may return undef when it cannot find the object,
2605even if the object actually exists. May block. 2660even if the object actually exists. May block.
2606 2661
2607=cut 2662=cut
2608 2663
2609sub deref { 2664sub deref {
2776 # use -1 or undef as default coordinates, not 0, 0 2831 # use -1 or undef as default coordinates, not 0, 0
2777 ($x, $y) = ($map->enter_x, $map->enter_y) 2832 ($x, $y) = ($map->enter_x, $map->enter_y)
2778 if $x <= 0 && $y <= 0; 2833 if $x <= 0 && $y <= 0;
2779 2834
2780 $map->load; 2835 $map->load;
2781 $map->load_neighbours;
2782 2836
2783 return unless $self->contr->active; 2837 return unless $self->contr->active;
2784 2838
2785 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2839 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2786 if ($self->enter_map ($map, $x, $y)) { 2840 if ($self->enter_map ($map, $x, $y)) {
3202=cut 3256=cut
3203 3257
3204sub cf::client::ext_msg($$@) { 3258sub cf::client::ext_msg($$@) {
3205 my ($self, $type, @msg) = @_; 3259 my ($self, $type, @msg) = @_;
3206 3260
3207 if ($self->extcmd == 2) {
3208 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3261 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3209 } elsif ($self->extcmd == 1) { # TODO: remove
3210 push @msg, msgtype => "event_$type";
3211 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3212 }
3213}
3214
3215=item $client->ext_reply ($msgid, @msg)
3216
3217Sends an ext reply to the client.
3218
3219=cut
3220
3221sub cf::client::ext_reply($$@) {
3222 my ($self, $id, @msg) = @_;
3223
3224 if ($self->extcmd == 2) {
3225 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3226 } elsif ($self->extcmd == 1) {
3227 #TODO: version 1, remove
3228 unshift @msg, msgtype => "reply", msgid => $id;
3229 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3230 }
3231} 3262}
3232 3263
3233=item $success = $client->query ($flags, "text", \&cb) 3264=item $success = $client->query ($flags, "text", \&cb)
3234 3265
3235Queues a query to the client, calling the given callback with 3266Queues a query to the client, calling the given callback with
3290 my ($ns, $buf) = @_; 3321 my ($ns, $buf) = @_;
3291 3322
3292 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 3323 my $msg = eval { $ns->{json_coder}->decode ($buf) };
3293 3324
3294 if (ref $msg) { 3325 if (ref $msg) {
3295 my ($type, $reply, @payload) = 3326 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3296 "ARRAY" eq ref $msg
3297 ? @$msg
3298 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3299 3327
3300 my @reply;
3301
3302 if (my $cb = $EXTICMD{$type}) { 3328 if (my $cb = $EXTIACMD{$type}) {
3329 $cb->(
3330 $ns,
3331 sub {
3332 $ns->ext_msg ("reply-$reply", @_)
3333 if $reply;
3334 },
3335 @payload
3336 );
3337 } else {
3338 my @reply;
3339
3340 if (my $cb = $EXTICMD{$type}) {
3303 @reply = $cb->($ns, @payload); 3341 @reply = $cb->($ns, @payload);
3342 }
3343
3344 $ns->ext_msg ("reply-$reply", @reply)
3345 if $reply;
3304 } 3346 }
3305
3306 $ns->ext_reply ($reply, @reply)
3307 if $reply;
3308
3309 } else { 3347 } else {
3310 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3348 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3311 } 3349 }
3312 3350
3313 cf::override; 3351 cf::override;
3481=cut 3519=cut
3482 3520
3483############################################################################# 3521#############################################################################
3484# the server's init and main functions 3522# the server's init and main functions
3485 3523
3524{
3525 package cf::face;
3526
3527 our %HASH; # hash => idx
3528 our @DATA; # dynamically-created facedata, only faceste 0 used
3529 our @FOFS; # file offset, if > 0
3530 our @SIZE; # size of face, in octets
3531 our @META; # meta hash of face, if any
3532 our $DATAFH; # facedata filehandle
3533
3534 # internal api, not finalised
3535 sub set {
3536 my ($name, $type, $data) = @_;
3537
3538 my $idx = cf::face::find $name;
3539
3540 if ($idx) {
3541 delete $HASH{cf::face::get_chksum $idx};
3542 } else {
3543 $idx = cf::face::alloc $name;
3544 }
3545
3546 my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
3547
3548 cf::face::set_type $idx, $type;
3549 cf::face::set_csum $idx, 0, $hash;
3550
3551 # we need to destroy the SV itself, not just modify it, as a running ix
3552 # might hold a reference to it: "delete" achieves that.
3553 delete $FOFS[0][$idx];
3554 delete $DATA[0][$idx];
3555 $DATA[0][$idx] = $data;
3556 $SIZE[0][$idx] = length $data;
3557 delete $META[$idx];
3558 $HASH{$hash} = $idx;#d#
3559
3560 $idx
3561 }
3562
3563 sub _get_data($$$) {
3564 my ($idx, $set, $cb) = @_;
3565
3566 if (defined $DATA[$set][$idx]) {
3567 $cb->($DATA[$set][$idx]);
3568 } elsif (my $fofs = $FOFS[$set][$idx]) {
3569 my $size = $SIZE[$set][$idx];
3570 my $buf;
3571 IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
3572 if ($_[0] == $size) {
3573 #cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
3574 $cb->($buf);
3575 } else {
3576 cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
3577 }
3578 };
3579 } else {
3580 cf::error "requested facedata for unknown face $idx#$set, ignoring.";
3581 }
3582 }
3583
3584 # rather ineffient
3585 sub cf::face::get_data($;$) {
3586 my ($idx, $set) = @_;
3587
3588 _get_data $idx, $set, Coro::rouse_cb;
3589 Coro::rouse_wait
3590 }
3591
3592 sub cf::face::ix {
3593 my ($ns, $set, $idx, $pri) = @_;
3594
3595 _get_data $idx, $set, sub {
3596 $ns->ix_send ($idx, $pri, $_[0]);
3597 };
3598 }
3599}
3600
3486sub load_facedata($) { 3601sub load_facedata($) {
3487 my ($path) = @_; 3602 my ($path) = @_;
3488 3603
3489 # HACK to clear player env face cache, we need some signal framework
3490 # for this (global event?)
3491 %ext::player_env::MUSIC_FACE_CACHE = ();
3492
3493 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3604 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3494 3605
3495 trace "loading facedata from $path\n"; 3606 trace "loading facedata from $path\n";
3496 3607
3497 my $facedata = decode_storable load_file $path; 3608 my $facedata = decode_storable load_file "$path/faceinfo";
3498 3609
3499 $facedata->{version} == 2 3610 $facedata->{version} == 2
3500 or cf::cleanup "$path: version mismatch, cannot proceed."; 3611 or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3501 3612
3502 # patch in the exptable 3613 my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3503 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]); 3614 or cf::cleanup "$path/facedata: $!, cannot proceed.";
3504 $facedata->{resource}{"res/exp_table"} = { 3615
3505 type => FT_RSRC, 3616 get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3506 data => $exp_table, 3617
3507 hash => (Digest::MD5::md5 $exp_table), 3618 # BEGIN ATOMIC
3508 }; 3619 # from here on, everything must be atomic - no thread switch allowed
3509 cf::cede_to_tick; 3620 my $t1 = EV::time;
3510 3621
3511 { 3622 {
3512 my $faces = $facedata->{faceinfo}; 3623 my $faces = $facedata->{faceinfo};
3513 3624
3514 while (my ($face, $info) = each %$faces) { 3625 for my $face (sort keys %$faces) {
3626 my $info = $faces->{$face};
3515 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3627 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3516 3628
3517 cf::face::set_visibility $idx, $info->{visibility}; 3629 cf::face::set_visibility $idx, $info->{visibility};
3518 cf::face::set_magicmap $idx, $info->{magicmap}; 3630 cf::face::set_magicmap $idx, $info->{magicmap};
3519 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32}; 3631 cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3520 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64}; 3632 cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3521 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ; 3633 cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3522 3634 $cf::face::HASH{$info->{hash64}} = $idx;
3523 cf::cede_to_tick; 3635 delete $cf::face::META[$idx];
3524 } 3636 }
3525 3637
3526 while (my ($face, $info) = each %$faces) { 3638 while (my ($face, $info) = each %$faces) {
3527 next unless $info->{smooth}; 3639 next unless $info->{smooth};
3528 3640
3533 cf::face::set_smooth $idx, $smooth; 3645 cf::face::set_smooth $idx, $smooth;
3534 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3646 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3535 } else { 3647 } else {
3536 error "smooth face '$info->{smooth}' not found for face '$face'"; 3648 error "smooth face '$info->{smooth}' not found for face '$face'";
3537 } 3649 }
3538
3539 cf::cede_to_tick;
3540 } 3650 }
3541 } 3651 }
3542 3652
3543 { 3653 {
3544 my $anims = $facedata->{animinfo}; 3654 my $anims = $facedata->{animinfo};
3545 3655
3546 while (my ($anim, $info) = each %$anims) { 3656 while (my ($anim, $info) = each %$anims) {
3547 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3657 cf::anim::set $anim, $info->{frames}, $info->{facings};
3548 cf::cede_to_tick;
3549 } 3658 }
3550 3659
3551 cf::anim::invalidate_all; # d'oh 3660 cf::anim::invalidate_all; # d'oh
3552 } 3661 }
3553 3662
3554 { 3663 {
3555 my $res = $facedata->{resource}; 3664 my $res = $facedata->{resource};
3556 3665
3557 while (my ($name, $info) = each %$res) { 3666 while (my ($name, $info) = each %$res) {
3558 if (defined $info->{type}) { 3667 if (defined (my $type = $info->{type})) {
3668 # TODO: different hash - must free and use new index, or cache ixface data queue
3559 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3669 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3560 3670
3561 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3562 cf::face::set_type $idx, $info->{type}; 3671 cf::face::set_type $idx, $type;
3672 cf::face::set_csum $idx, 0, $info->{hash};
3673 $cf::face::SIZE[0][$idx] = $info->{size};
3674 $cf::face::FOFS[0][$idx] = $info->{fofs};
3675 $cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3676 $cf::face::HASH{$info->{hash}} = $idx;
3563 } else { 3677 } else {
3564 $RESOURCE{$name} = $info; # unused 3678# $RESOURCE{$name} = $info; # unused
3565 } 3679 }
3566
3567 cf::cede_to_tick;
3568 } 3680 }
3569 } 3681 }
3682
3683 ($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
3684
3685 # HACK to clear player env face cache, we need some signal framework
3686 # for this (global event?)
3687 %ext::player_env::MUSIC_FACE_CACHE = ();
3688
3689 # END ATOMIC
3690
3691 cf::debug "facedata atomic update time ", EV::time - $t1;
3570 3692
3571 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3693 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3694
3695 aio_close $fh if $fh; # close old facedata
3572 3696
3573 1 3697 1
3574} 3698}
3575 3699
3576register_exticmd fx_want => sub { 3700register_exticmd fx_want => sub {
3587 my $status = load_resource_file_ $_[0]; 3711 my $status = load_resource_file_ $_[0];
3588 get_slot 0.1, 100; 3712 get_slot 0.1, 100;
3589 cf::arch::commit_load; 3713 cf::arch::commit_load;
3590 3714
3591 $status 3715 $status
3716}
3717
3718sub reload_exp_table {
3719 _reload_exp_table;
3720
3721 cf::face::set
3722 "res/exp_table" => FT_RSRC,
3723 JSON::XS->new->utf8->canonical->encode (
3724 [map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
3725 );
3726}
3727
3728sub reload_materials {
3729 _reload_materials;
3592} 3730}
3593 3731
3594sub reload_regions { 3732sub reload_regions {
3595 # HACK to clear player env face cache, we need some signal framework 3733 # HACK to clear player env face cache, we need some signal framework
3596 # for this (global event?) 3734 # for this (global event?)
3604 if exists $_->{match}; 3742 if exists $_->{match};
3605 } 3743 }
3606} 3744}
3607 3745
3608sub reload_facedata { 3746sub reload_facedata {
3609 load_facedata "$DATADIR/facedata" 3747 load_facedata $DATADIR
3610 or die "unable to load facedata\n"; 3748 or die "unable to load facedata\n";
3611} 3749}
3612 3750
3613sub reload_archetypes { 3751sub reload_archetypes {
3614 load_resource_file "$DATADIR/archetypes" 3752 load_resource_file "$DATADIR/archetypes"
3615 or die "unable to load archetypes\n"; 3753 or die "unable to load archetypes\n";
3754
3755 cf::face::set
3756 "res/skill_info" => FT_RSRC,
3757 JSON::XS->new->utf8->canonical->encode (
3758 [map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3759 );
3760
3761 cf::face::set
3762 "res/spell_paths" => FT_RSRC,
3763 JSON::XS->new->utf8->canonical->encode (
3764 [map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
3765 );
3616} 3766}
3617 3767
3618sub reload_treasures { 3768sub reload_treasures {
3619 load_resource_file "$DATADIR/treasures" 3769 load_resource_file "$DATADIR/treasures"
3620 or die "unable to load treasurelists\n"; 3770 or die "unable to load treasurelists\n";
3641} 3791}
3642 3792
3643sub reload_resources { 3793sub reload_resources {
3644 trace "reloading resource files...\n"; 3794 trace "reloading resource files...\n";
3645 3795
3646 reload_exp_table;
3647 reload_materials; 3796 reload_materials;
3648 reload_facedata; 3797 reload_facedata;
3798 reload_exp_table;
3649 reload_sound; 3799 reload_sound;
3650 reload_archetypes; 3800 reload_archetypes;
3651 reload_regions; 3801 reload_regions;
3652 reload_treasures; 3802 reload_treasures;
3653 3803
3705 3855
3706sub main { 3856sub main {
3707 cf::init_globals; # initialise logging 3857 cf::init_globals; # initialise logging
3708 3858
3709 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3859 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3710 LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3860 LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3711 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3861 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3712 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3862 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3713 3863
3714 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3864 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3715 3865
3716 # we must not ever block the main coroutine 3866 # we must not ever block the main coroutine
3717 local $Coro::idle = sub { 3867 $Coro::idle = sub {
3718 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3868 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3719 (async { 3869 (async {
3720 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3870 $Coro::current->{desc} = "IDLE BUG HANDLER";
3721 EV::loop EV::LOOP_ONESHOT; 3871 EV::loop EV::LOOP_ONESHOT;
3722 })->prio (Coro::PRIO_MAX); 3872 })->prio (Coro::PRIO_MAX);
3725 evthread_start IO::AIO::poll_fileno; 3875 evthread_start IO::AIO::poll_fileno;
3726 3876
3727 cf::sync_job { 3877 cf::sync_job {
3728 cf::incloader::init (); 3878 cf::incloader::init ();
3729 3879
3880 db_init;
3881
3730 cf::init_anim; 3882 cf::init_anim;
3731 cf::init_attackmess; 3883 cf::init_attackmess;
3732 cf::init_dynamic; 3884 cf::init_dynamic;
3733 3885
3734 cf::load_settings; 3886 cf::load_settings;
3735 3887
3736 reload_resources; 3888 reload_resources;
3737 reload_config; 3889 reload_config;
3738 db_init;
3739 3890
3740 cf::init_uuid; 3891 cf::init_uuid;
3741 cf::init_signals; 3892 cf::init_signals;
3742 cf::init_skills; 3893 cf::init_skills;
3743 3894
3757 }; 3908 };
3758 3909
3759 cf::object::thawer::errors_are_fatal 0; 3910 cf::object::thawer::errors_are_fatal 0;
3760 info "parse errors in files are no longer fatal from this point on.\n"; 3911 info "parse errors in files are no longer fatal from this point on.\n";
3761 3912
3762 my $free_main; $free_main = EV::idle sub { 3913 AE::postpone {
3763 undef $free_main;
3764 undef &main; # free gobs of memory :) 3914 undef &main; # free gobs of memory :)
3765 }; 3915 };
3766 3916
3767 goto &main_loop; 3917 goto &main_loop;
3768} 3918}
3925 4075
3926 cf::write_runtime_sync; # external watchdog should not bark 4076 cf::write_runtime_sync; # external watchdog should not bark
3927 4077
3928 trace "emergency_perl_save: flushing outstanding aio requests"; 4078 trace "emergency_perl_save: flushing outstanding aio requests";
3929 while (IO::AIO::nreqs || BDB::nreqs) { 4079 while (IO::AIO::nreqs || BDB::nreqs) {
3930 Coro::EV::timer_once 0.01; # let the sync_job do it's thing 4080 Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
3931 } 4081 }
3932 4082
3933 cf::write_runtime_sync; # external watchdog should not bark 4083 cf::write_runtime_sync; # external watchdog should not bark
3934 }; 4084 };
3935 4085
4169 } 4319 }
4170} 4320}
4171 4321
4172{ 4322{
4173 # configure BDB 4323 # configure BDB
4324 info "initialising database";
4174 4325
4175 BDB::min_parallel 16; 4326 BDB::min_parallel 16;
4176 BDB::max_poll_reqs $TICK * 0.1; 4327 BDB::max_poll_reqs $TICK * 0.1;
4177 $AnyEvent::BDB::WATCHER->priority (1); 4328 #$AnyEvent::BDB::WATCHER->priority (1);
4178 4329
4179 unless ($DB_ENV) { 4330 unless ($DB_ENV) {
4180 $DB_ENV = BDB::db_env_create; 4331 $DB_ENV = BDB::db_env_create;
4181 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT); 4332 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4182 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7; 4333 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4207 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 4358 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4208 }; 4359 };
4209 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub { 4360 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4210 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 4361 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4211 }; 4362 };
4363
4364 info "database initialised";
4212} 4365}
4213 4366
4214{ 4367{
4215 # configure IO::AIO 4368 # configure IO::AIO
4216 4369
4370 info "initialising aio";
4217 IO::AIO::min_parallel 8; 4371 IO::AIO::min_parallel 8;
4218 IO::AIO::max_poll_time $TICK * 0.1; 4372 IO::AIO::max_poll_time $TICK * 0.1;
4219 undef $AnyEvent::AIO::WATCHER; 4373 undef $AnyEvent::AIO::WATCHER;
4374 info "aio initialised";
4220} 4375}
4221 4376
4222our $_log_backtrace; 4377our $_log_backtrace;
4223our $_log_backtrace_last; 4378our $_log_backtrace_last;
4224 4379

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