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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.580 by root, Wed Jan 4 03:22:48 2012 UTC vs.
Revision 1.612 by root, Wed Nov 21 12:47:09 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 (©) 2006,2007,2008,2009,2010,2011,2012 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;
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.
528Allocate $time seconds of blocking CPU time at priority C<$priority> 573Allocate $time seconds of blocking CPU time at priority C<$priority>
529(default: 0): This call blocks and returns only when you have at least 574(default: 0): This call blocks and returns only when you have at least
530C<$time> seconds of cpu time till the next tick. The slot is only valid 575C<$time> seconds of cpu time till the next tick. The slot is only valid
531till the next cede. 576till the next cede.
532 577
533Background jobs should use a priority les than zero, interactive jobs 578Background jobs should use a priority less than zero, interactive jobs
534should use 100 or more. 579should use 100 or more.
535 580
536The optional C<$name> can be used to identify the job to run. It might be 581The optional C<$name> can be used to identify the job to run. It might be
537used for statistical purposes and should identify the same time-class. 582used for statistical purposes and should identify the same time-class.
538 583
551 my $signal = new Coro::Signal; 596 my $signal = new Coro::Signal;
552 my $busy; 597 my $busy;
553 598
554 while () { 599 while () {
555 next_job: 600 next_job:
601
602 Coro::cede;
556 603
557 my $avail = cf::till_tick; 604 my $avail = cf::till_tick;
558 605
559 for (0 .. $#SLOT_QUEUE) { 606 for (0 .. $#SLOT_QUEUE) {
560 if ($SLOT_QUEUE[$_][0] <= $avail) { 607 if ($SLOT_QUEUE[$_][0] <= $avail) {
561 $busy = 0; 608 $busy = 0;
562 my $job = splice @SLOT_QUEUE, $_, 1, (); 609 my $job = splice @SLOT_QUEUE, $_, 1, ();
563 $job->[2]->send; 610 $job->[2]->send;
564 Coro::cede;
565 goto next_job; 611 goto next_job;
566 } else { 612 } else {
567 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY; 613 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
568 } 614 }
569 } 615 }
570 616
571 if (@SLOT_QUEUE) { 617 if (@SLOT_QUEUE) {
572 # we do not use wait_for_tick() as it returns immediately when tick is inactive 618 wait_for_tick;
573 $WAIT_FOR_TICK->wait;
574 } else { 619 } else {
575 $busy = 0; 620 $busy = 0;
576 Coro::schedule; 621 Coro::schedule;
577 } 622 }
578 } 623 }
693 reset_signals; 738 reset_signals;
694} 739}
695 740
696sub fork_call(&@) { 741sub fork_call(&@) {
697 my ($cb, @args) = @_; 742 my ($cb, @args) = @_;
698
699 # we seemingly have to make a local copy of the whole thing,
700 # otherwise perl prematurely frees the stuff :/
701 # TODO: investigate and fix (likely this will be rather laborious)
702 743
703 my @res = Coro::Util::fork_eval { 744 my @res = Coro::Util::fork_eval {
704 cf::post_fork; 745 cf::post_fork;
705 &$cb 746 &$cb
706 } @args; 747 } @args;
856 897
857 return db_get cache => "$id/data"; 898 return db_get cache => "$id/data";
858 } 899 }
859 } 900 }
860 901
861 my $t1 = Time::HiRes::time; 902 my $t1 = EV::time;
862 my $data = $process->(\@data); 903 my $data = $process->(\@data);
863 my $t2 = Time::HiRes::time; 904 my $t2 = EV::time;
864 905
865 info "cache: '$id' processed in ", $t2 - $t1, "s\n"; 906 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
866 907
867 db_put cache => "$id/data", $data; 908 db_put cache => "$id/data", $data;
868 db_put cache => "$id/md5" , $md5; 909 db_put cache => "$id/md5" , $md5;
1388=cut 1429=cut
1389 1430
1390############################################################################# 1431#############################################################################
1391# command handling &c 1432# command handling &c
1392 1433
1393=item cf::register_command $name => \&callback($ob,$args); 1434=item cf::register_command $name => \&callback($ob,$args)
1394 1435
1395Register a callback for execution when the client sends the user command 1436Register a callback for execution when the client sends the user command
1396$name. 1437$name.
1397 1438
1398=cut 1439=cut
1404 #warn "registering command '$name/$time' to '$caller'"; 1445 #warn "registering command '$name/$time' to '$caller'";
1405 1446
1406 push @{ $COMMAND{$name} }, [$caller, $cb]; 1447 push @{ $COMMAND{$name} }, [$caller, $cb];
1407} 1448}
1408 1449
1409=item cf::register_extcmd $name => \&callback($pl,$packet); 1450=item cf::register_extcmd $name => \&callback($pl,@args)
1410 1451
1411Register a callback for execution when the client sends an (synchronous) 1452Register a callback for execution when the client sends an (synchronous)
1412extcmd packet. Ext commands will be processed in the order they are 1453extcmd packet. Ext commands will be processed in the order they are
1413received by the server, like other user commands. The first argument is 1454received by the server, like other user commands. The first argument is
1414the logged-in player. Ext commands can only be processed after a player 1455the logged-in player. Ext commands can only be processed after a player
1415has logged in successfully. 1456has logged in successfully.
1416 1457
1417If the callback returns something, it is sent back as if reply was being 1458The values will be sent back to the client.
1418called.
1419 1459
1460=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
1461
1462Same as C<cf::register_extcmd>, but instead of returning values, the
1463callback needs to clal the C<$reply> function.
1464
1420=item cf::register_exticmd $name => \&callback($ns,$packet); 1465=item cf::register_exticmd $name => \&callback($ns,@args)
1421 1466
1422Register a callback for execution when the client sends an (asynchronous) 1467Register a callback for execution when the client sends an (asynchronous)
1423exticmd packet. Exti commands are processed by the server as soon as they 1468exticmd 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 1469are 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 1470is a client socket. Exti commands can be received anytime, even before
1426log-in. 1471log-in.
1427 1472
1428If the callback returns something, it is sent back as if reply was being 1473The values will be sent back to the client.
1429called.
1430 1474
1431=cut 1475=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1432 1476
1477Same as C<cf::register_extcmd>, but instead of returning values, the
1478callback needs to clal the C<$reply> function.
1479
1480=cut
1481
1433sub register_extcmd { 1482sub register_extcmd($$) {
1434 my ($name, $cb) = @_; 1483 my ($name, $cb) = @_;
1435 1484
1436 $EXTCMD{$name} = $cb; 1485 $EXTCMD{$name} = $cb;
1437} 1486}
1438 1487
1439sub register_exticmd { 1488sub register_async_extcmd($$) {
1440 my ($name, $cb) = @_; 1489 my ($name, $cb) = @_;
1441 1490
1491 $EXTACMD{$name} = $cb;
1492}
1493
1494sub register_exticmd($$) {
1495 my ($name, $cb) = @_;
1496
1442 $EXTICMD{$name} = $cb; 1497 $EXTICMD{$name} = $cb;
1498}
1499
1500sub register_async_exticmd($$) {
1501 my ($name, $cb) = @_;
1502
1503 $EXTIACMD{$name} = $cb;
1443} 1504}
1444 1505
1445use File::Glob (); 1506use File::Glob ();
1446 1507
1447cf::player->attach ( 1508cf::player->attach (
1463 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1524 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1464 1525
1465 if (ref $msg) { 1526 if (ref $msg) {
1466 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash 1527 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1467 1528
1468 my @reply;
1469
1470 if (my $cb = $EXTCMD{$type}) { 1529 if (my $cb = $EXTACMD{$type}) {
1530 $cb->(
1531 $pl,
1532 sub {
1533 $pl->ext_msg ("reply-$reply", @_)
1534 if $reply;
1535 },
1536 @payload
1537 );
1538 } else {
1539 my @reply;
1540
1541 if (my $cb = $EXTCMD{$type}) {
1471 @reply = $cb->($pl, @payload); 1542 @reply = $cb->($pl, @payload);
1543 }
1544
1545 $pl->ext_msg ("reply-$reply", @reply)
1546 if $reply;
1472 } 1547 }
1473
1474 $pl->ext_reply ($reply, @reply)
1475 if $reply;
1476 1548
1477 } else { 1549 } else {
1478 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1550 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1479 } 1551 }
1480 1552
1493 }; 1565 };
1494 1566
1495 $grp 1567 $grp
1496} 1568}
1497 1569
1570sub _ext_cfg_reg($$$$) {
1571 my ($rvar, $varname, $cfgname, $default) = @_;
1572
1573 $cfgname = lc $varname
1574 unless length $cfgname;
1575
1576 $EXT_CFG{$cfgname} = [$rvar, $default];
1577
1578 $$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
1579}
1580
1498sub load_extensions { 1581sub load_extensions {
1499 info "loading extensions..."; 1582 info "loading extensions...";
1583
1584 %EXT_CFG = ();
1500 1585
1501 cf::sync_job { 1586 cf::sync_job {
1502 my %todo; 1587 my %todo;
1503 1588
1504 for my $path (<$LIBDIR/*.ext>) { 1589 for my $path (<$LIBDIR/*.ext>) {
1547 unless exists $done{$_}; 1632 unless exists $done{$_};
1548 } 1633 }
1549 1634
1550 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n"; 1635 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1551 1636
1637 my $source = $v->{source};
1638
1639 # support "CONF varname :confname = default" pseudo-statements
1640 $source =~ s{
1641 ^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
1642 }{
1643 "our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
1644 }gmxe;
1645
1552 my $active = eval $v->{source}; 1646 my $active = eval $source;
1553 1647
1554 if (length $@) { 1648 if (length $@) {
1555 error "$v->{path}: $@\n"; 1649 error "$v->{path}: $@\n";
1556 1650
1557 cf::cleanup "mandatory extension '$k' failed to load, exiting." 1651 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1844} 1938}
1845 1939
1846=item $protocol_xml = $player->expand_cfpod ($cfpod) 1940=item $protocol_xml = $player->expand_cfpod ($cfpod)
1847 1941
1848Expand deliantra pod fragments into protocol xml. 1942Expand deliantra pod fragments into protocol xml.
1849
1850=item $player->ext_reply ($msgid, @msg)
1851
1852Sends an ext reply to the player.
1853
1854=cut
1855
1856sub ext_reply($$@) {
1857 my ($self, $id, @msg) = @_;
1858
1859 $self->ns->ext_reply ($id, @msg)
1860}
1861 1943
1862=item $player->ext_msg ($type, @msg) 1944=item $player->ext_msg ($type, @msg)
1863 1945
1864Sends an ext event to the client. 1946Sends an ext event to the client.
1865 1947
2568 2650
2569Creates and returns a persistent reference to an object that can be stored as a string. 2651Creates and returns a persistent reference to an object that can be stored as a string.
2570 2652
2571=item $ob = cf::object::deref ($refstring) 2653=item $ob = cf::object::deref ($refstring)
2572 2654
2573returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2655returns the objetc referenced by refstring. may return undef when it cannot find the object,
2574even if the object actually exists. May block. 2656even if the object actually exists. May block.
2575 2657
2576=cut 2658=cut
2577 2659
2578sub deref { 2660sub deref {
2960 3042
2961=head3 cf::client 3043=head3 cf::client
2962 3044
2963=over 4 3045=over 4
2964 3046
2965=item $client->send_drawinfo ($text, $flags)
2966
2967Sends a drawinfo packet to the client. Circumvents output buffering so
2968should not be used under normal circumstances.
2969
2970=cut
2971
2972sub cf::client::send_drawinfo {
2973 my ($self, $text, $flags) = @_;
2974
2975 utf8::encode $text;
2976 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2977}
2978
2979=item $client->send_big_packet ($pkt) 3047=item $client->send_big_packet ($pkt)
2980 3048
2981Like C<send_packet>, but tries to compress large packets, and fragments 3049Like C<send_packet>, but tries to compress large packets, and fragments
2982them as required. 3050them as required.
2983 3051
3001 $self->send_packet ($pkt); 3069 $self->send_packet ($pkt);
3002} 3070}
3003 3071
3004=item $client->send_msg ($channel, $msg, $color, [extra...]) 3072=item $client->send_msg ($channel, $msg, $color, [extra...])
3005 3073
3006Send a drawinfo or msg packet to the client, formatting the msg for the 3074Send a msg packet to the client, formatting the msg for the client if
3007client if neccessary. C<$type> should be a string identifying the type of 3075necessary. C<$type> should be a string identifying the type of the
3008the message, with C<log> being the default. If C<$color> is negative, suppress 3076message, with C<log> being the default. If C<$color> is negative, suppress
3009the message unless the client supports the msg packet. 3077the message unless the client supports the msg packet.
3010 3078
3011=cut 3079=cut
3012 3080
3013# non-persistent channels (usually the info channel) 3081# non-persistent channels (usually the info channel)
3118 id => "death", 3186 id => "death",
3119 title => "Death", 3187 title => "Death",
3120 reply => undef, 3188 reply => undef,
3121 tooltip => "Reason for and more info about your most recent death", 3189 tooltip => "Reason for and more info about your most recent death",
3122 }, 3190 },
3191 "c/fatal" => {
3192 id => "fatal",
3193 title => "Fatal Error",
3194 reply => undef,
3195 tooltip => "Reason for the server disconnect",
3196 },
3123 "c/say" => $SAY_CHANNEL, 3197 "c/say" => $SAY_CHANNEL,
3124 "c/chat" => $CHAT_CHANNEL, 3198 "c/chat" => $CHAT_CHANNEL,
3125); 3199);
3126 3200
3127sub cf::client::send_msg { 3201sub cf::client::send_msg {
3170=cut 3244=cut
3171 3245
3172sub cf::client::ext_msg($$@) { 3246sub cf::client::ext_msg($$@) {
3173 my ($self, $type, @msg) = @_; 3247 my ($self, $type, @msg) = @_;
3174 3248
3175 if ($self->extcmd == 2) {
3176 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3249 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
3177 } elsif ($self->extcmd == 1) { # TODO: remove
3178 push @msg, msgtype => "event_$type";
3179 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
3180 }
3181}
3182
3183=item $client->ext_reply ($msgid, @msg)
3184
3185Sends an ext reply to the client.
3186
3187=cut
3188
3189sub cf::client::ext_reply($$@) {
3190 my ($self, $id, @msg) = @_;
3191
3192 return unless $self->extcmd == 2;
3193
3194 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
3195} 3250}
3196 3251
3197=item $success = $client->query ($flags, "text", \&cb) 3252=item $success = $client->query ($flags, "text", \&cb)
3198 3253
3199Queues a query to the client, calling the given callback with 3254Queues a query to the client, calling the given callback with
3219 3274
3220 $self->send_packet ($self->{query_queue}[0][0]) 3275 $self->send_packet ($self->{query_queue}[0][0])
3221 if @{ $self->{query_queue} } == 1; 3276 if @{ $self->{query_queue} } == 1;
3222 3277
3223 1 3278 1
3279}
3280
3281=item $client->update_command_faces
3282
3283=cut
3284
3285our %COMMAND_FACE;
3286
3287sub cf::client::update_command_faces {
3288 my ($self) = @_;
3289
3290 my @faces = grep $_,
3291 $COMMAND_FACE{standard},
3292 $COMMAND_FACE{emote},
3293 $COMMAND_FACE{skill},
3294 $self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
3295 ;
3296
3297 $self->send_face ($_)
3298 for @faces;
3299 $self->flush_fx;
3300
3301 $self->ext_msg (command_list => @faces);
3302}
3303
3304=item cf::client::set_command_face $type, $commands
3305
3306=cut
3307
3308sub cf::client::set_command_face {
3309 my ($type, $list) = @_;
3310
3311 my $idx = &cf::face::set ( #d# ugly forward reference
3312 "command_list/$type" => cf::FT_RSRC,
3313 JSON::XS->new->utf8->encode ([ sort @$list ])
3314 );
3315
3316 $COMMAND_FACE{$type} = $idx;
3224} 3317}
3225 3318
3226cf::client->attach ( 3319cf::client->attach (
3227 on_connect => sub { 3320 on_connect => sub {
3228 my ($ns) = @_; 3321 my ($ns) = @_;
3256 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 3349 my $msg = eval { $ns->{json_coder}->decode ($buf) };
3257 3350
3258 if (ref $msg) { 3351 if (ref $msg) {
3259 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash 3352 my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3260 3353
3261 my @reply;
3262
3263 if (my $cb = $EXTICMD{$type}) { 3354 if (my $cb = $EXTIACMD{$type}) {
3355 $cb->(
3356 $ns,
3357 sub {
3358 $ns->ext_msg ("reply-$reply", @_)
3359 if $reply;
3360 },
3361 @payload
3362 );
3363 } else {
3364 my @reply;
3365
3366 if (my $cb = $EXTICMD{$type}) {
3264 @reply = $cb->($ns, @payload); 3367 @reply = $cb->($ns, @payload);
3368 }
3369
3370 $ns->ext_msg ("reply-$reply", @reply)
3371 if $reply;
3265 } 3372 }
3266
3267 $ns->ext_reply ($reply, @reply)
3268 if $reply;
3269
3270 } else { 3373 } else {
3271 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3374 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3272 } 3375 }
3273 3376
3274 cf::override; 3377 cf::override;
3442=cut 3545=cut
3443 3546
3444############################################################################# 3547#############################################################################
3445# the server's init and main functions 3548# the server's init and main functions
3446 3549
3550{
3551 package cf::face;
3552
3553 our %HASH; # hash => idx
3554 our @DATA; # dynamically-created facedata, only faceste 0 used
3555 our @FOFS; # file offset, if > 0
3556 our @SIZE; # size of face, in octets
3557 our @META; # meta hash of face, if any
3558 our $DATAFH; # facedata filehandle
3559
3560 # internal api, not finalised
3561 sub set {
3562 my ($name, $type, $data) = @_;
3563
3564 my $idx = cf::face::find $name;
3565
3566 if ($idx) {
3567 delete $HASH{cf::face::get_csum $idx};
3568 } else {
3569 $idx = cf::face::alloc $name;
3570 }
3571
3572 my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
3573
3574 cf::face::set_type $idx, $type;
3575 cf::face::set_csum $idx, 0, $hash;
3576
3577 # we need to destroy the SV itself, not just modify it, as a running ix
3578 # might hold a reference to it: "delete" achieves that.
3579 delete $FOFS[0][$idx];
3580 delete $DATA[0][$idx];
3581 $DATA[0][$idx] = $data;
3582 $SIZE[0][$idx] = length $data;
3583 delete $META[$idx];
3584 $HASH{$hash} = $idx;#d#
3585
3586 $idx
3587 }
3588
3589 sub _get_data($$$) {
3590 my ($idx, $set, $cb) = @_;
3591
3592 if (defined $DATA[$set][$idx]) {
3593 $cb->($DATA[$set][$idx]);
3594 } elsif (my $fofs = $FOFS[$set][$idx]) {
3595 my $size = $SIZE[$set][$idx];
3596 my $buf;
3597 IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
3598 if ($_[0] == $size) {
3599 #cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
3600 $cb->($buf);
3601 } else {
3602 cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
3603 }
3604 };
3605 } else {
3606 cf::error "requested facedata for unknown face $idx#$set, ignoring.";
3607 }
3608 }
3609
3610 # rather ineffient
3611 sub cf::face::get_data($;$) {
3612 my ($idx, $set) = @_;
3613
3614 _get_data $idx, $set, Coro::rouse_cb;
3615 Coro::rouse_wait
3616 }
3617
3618 sub cf::face::ix {
3619 my ($ns, $set, $idx, $pri) = @_;
3620
3621 _get_data $idx, $set, sub {
3622 $ns->ix_send ($idx, $pri, $_[0]);
3623 };
3624 }
3625}
3626
3447sub load_facedata($) { 3627sub load_facedata($) {
3448 my ($path) = @_; 3628 my ($path) = @_;
3449 3629
3450 # HACK to clear player env face cache, we need some signal framework
3451 # for this (global event?)
3452 %ext::player_env::MUSIC_FACE_CACHE = ();
3453
3454 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3630 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3455 3631
3456 trace "loading facedata from $path\n"; 3632 trace "loading facedata from $path\n";
3457 3633
3458 my $facedata = decode_storable load_file $path; 3634 my $facedata = decode_storable load_file "$path/faceinfo";
3459 3635
3460 $facedata->{version} == 2 3636 $facedata->{version} == 2
3461 or cf::cleanup "$path: version mismatch, cannot proceed."; 3637 or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3462 3638
3463 # patch in the exptable 3639 my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3464 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]); 3640 or cf::cleanup "$path/facedata: $!, cannot proceed.";
3465 $facedata->{resource}{"res/exp_table"} = { 3641
3466 type => FT_RSRC, 3642 get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3467 data => $exp_table, 3643
3468 hash => (Digest::MD5::md5 $exp_table), 3644 # BEGIN ATOMIC
3469 }; 3645 # from here on, everything must be atomic - no thread switch allowed
3470 cf::cede_to_tick; 3646 my $t1 = EV::time;
3471 3647
3472 { 3648 {
3473 my $faces = $facedata->{faceinfo}; 3649 my $faces = $facedata->{faceinfo};
3474 3650
3475 while (my ($face, $info) = each %$faces) { 3651 for my $face (sort keys %$faces) {
3652 my $info = $faces->{$face};
3476 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3653 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3477 3654
3478 cf::face::set_visibility $idx, $info->{visibility}; 3655 cf::face::set_visibility $idx, $info->{visibility};
3479 cf::face::set_magicmap $idx, $info->{magicmap}; 3656 cf::face::set_magicmap $idx, $info->{magicmap};
3480 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32}; 3657 cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3481 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64}; 3658 cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3482 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ; 3659 cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3483 3660 $cf::face::HASH{$info->{hash64}} = $idx;
3484 cf::cede_to_tick; 3661 delete $cf::face::META[$idx];
3485 } 3662 }
3486 3663
3487 while (my ($face, $info) = each %$faces) { 3664 while (my ($face, $info) = each %$faces) {
3488 next unless $info->{smooth}; 3665 next unless $info->{smooth};
3489 3666
3494 cf::face::set_smooth $idx, $smooth; 3671 cf::face::set_smooth $idx, $smooth;
3495 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3672 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3496 } else { 3673 } else {
3497 error "smooth face '$info->{smooth}' not found for face '$face'"; 3674 error "smooth face '$info->{smooth}' not found for face '$face'";
3498 } 3675 }
3499
3500 cf::cede_to_tick;
3501 } 3676 }
3502 } 3677 }
3503 3678
3504 { 3679 {
3505 my $anims = $facedata->{animinfo}; 3680 my $anims = $facedata->{animinfo};
3506 3681
3507 while (my ($anim, $info) = each %$anims) { 3682 while (my ($anim, $info) = each %$anims) {
3508 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3683 cf::anim::set $anim, $info->{frames}, $info->{facings};
3509 cf::cede_to_tick;
3510 } 3684 }
3511 3685
3512 cf::anim::invalidate_all; # d'oh 3686 cf::anim::invalidate_all; # d'oh
3513 } 3687 }
3514 3688
3518 while (my ($name, $info) = each %$res) { 3692 while (my ($name, $info) = each %$res) {
3519 if (defined (my $type = $info->{type})) { 3693 if (defined (my $type = $info->{type})) {
3520 # TODO: different hash - must free and use new index, or cache ixface data queue 3694 # TODO: different hash - must free and use new index, or cache ixface data queue
3521 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3695 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3522 3696
3523 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3524 cf::face::set_type $idx, $type; 3697 cf::face::set_type $idx, $type;
3698 cf::face::set_csum $idx, 0, $info->{hash};
3699 $cf::face::SIZE[0][$idx] = $info->{size};
3700 $cf::face::FOFS[0][$idx] = $info->{fofs};
3525 cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already 3701 $cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3702 $cf::face::HASH{$info->{hash}} = $idx;
3526 } else { 3703 } else {
3527# $RESOURCE{$name} = $info; # unused 3704# $RESOURCE{$name} = $info; # unused
3528 } 3705 }
3529
3530 cf::cede_to_tick;
3531 } 3706 }
3532 } 3707 }
3708
3709 ($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
3710
3711 # HACK to clear player env face cache, we need some signal framework
3712 # for this (global event?)
3713 %ext::player_env::MUSIC_FACE_CACHE = ();
3714
3715 # END ATOMIC
3716
3717 cf::debug "facedata atomic update time ", EV::time - $t1;
3533 3718
3534 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3719 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3720
3721 aio_close $fh if $fh; # close old facedata
3535 3722
3536 1 3723 1
3537} 3724}
3538 3725
3539register_exticmd fx_want => sub { 3726register_exticmd fx_want => sub {
3550 my $status = load_resource_file_ $_[0]; 3737 my $status = load_resource_file_ $_[0];
3551 get_slot 0.1, 100; 3738 get_slot 0.1, 100;
3552 cf::arch::commit_load; 3739 cf::arch::commit_load;
3553 3740
3554 $status 3741 $status
3742}
3743
3744sub reload_exp_table {
3745 _reload_exp_table;
3746
3747 cf::face::set
3748 "res/exp_table" => FT_RSRC,
3749 JSON::XS->new->utf8->canonical->encode (
3750 [map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
3751 );
3752}
3753
3754sub reload_materials {
3755 _reload_materials;
3555} 3756}
3556 3757
3557sub reload_regions { 3758sub reload_regions {
3558 # HACK to clear player env face cache, we need some signal framework 3759 # HACK to clear player env face cache, we need some signal framework
3559 # for this (global event?) 3760 # for this (global event?)
3567 if exists $_->{match}; 3768 if exists $_->{match};
3568 } 3769 }
3569} 3770}
3570 3771
3571sub reload_facedata { 3772sub reload_facedata {
3572 load_facedata "$DATADIR/facedata" 3773 load_facedata $DATADIR
3573 or die "unable to load facedata\n"; 3774 or die "unable to load facedata\n";
3574} 3775}
3575 3776
3576sub reload_archetypes { 3777sub reload_archetypes {
3577 load_resource_file "$DATADIR/archetypes" 3778 load_resource_file "$DATADIR/archetypes"
3578 or die "unable to load archetypes\n"; 3779 or die "unable to load archetypes\n";
3780
3781 cf::face::set
3782 "res/skill_info" => FT_RSRC,
3783 JSON::XS->new->utf8->canonical->encode (
3784 [map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3785 );
3786
3787 cf::face::set
3788 "res/spell_paths" => FT_RSRC,
3789 JSON::XS->new->utf8->canonical->encode (
3790 [map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
3791 );
3792
3793 # command completion
3794 my @commands;
3795
3796 for (0..cf::arch::skillvec_size - 1) {
3797 my $skill = cf::arch::skillvec $_;
3798 my $name = $skill->name;
3799 my $flags = cf::skill_flags $skill->subtype;
3800
3801 push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
3802 push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
3803 }
3804
3805 cf::client::set_command_face skill => \@commands;
3579} 3806}
3580 3807
3581sub reload_treasures { 3808sub reload_treasures {
3582 load_resource_file "$DATADIR/treasures" 3809 load_resource_file "$DATADIR/treasures"
3583 or die "unable to load treasurelists\n"; 3810 or die "unable to load treasurelists\n";
3604} 3831}
3605 3832
3606sub reload_resources { 3833sub reload_resources {
3607 trace "reloading resource files...\n"; 3834 trace "reloading resource files...\n";
3608 3835
3609 reload_exp_table;
3610 reload_materials; 3836 reload_materials;
3611 reload_facedata; 3837 reload_facedata;
3838 reload_exp_table;
3612 reload_sound; 3839 reload_sound;
3613 reload_archetypes; 3840 reload_archetypes;
3614 reload_regions; 3841 reload_regions;
3615 reload_treasures; 3842 reload_treasures;
3616 3843
3675 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3902 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3676 3903
3677 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3904 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3678 3905
3679 # we must not ever block the main coroutine 3906 # we must not ever block the main coroutine
3680 local $Coro::idle = sub { 3907 $Coro::idle = sub {
3681 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3908 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3682 (async { 3909 (async {
3683 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3910 $Coro::current->{desc} = "IDLE BUG HANDLER";
3684 EV::loop EV::LOOP_ONESHOT; 3911 EV::loop EV::LOOP_ONESHOT;
3685 })->prio (Coro::PRIO_MAX); 3912 })->prio (Coro::PRIO_MAX);
3688 evthread_start IO::AIO::poll_fileno; 3915 evthread_start IO::AIO::poll_fileno;
3689 3916
3690 cf::sync_job { 3917 cf::sync_job {
3691 cf::incloader::init (); 3918 cf::incloader::init ();
3692 3919
3920 db_init;
3921
3693 cf::init_anim; 3922 cf::init_anim;
3694 cf::init_attackmess; 3923 cf::init_attackmess;
3695 cf::init_dynamic; 3924 cf::init_dynamic;
3696 3925
3697 cf::load_settings; 3926 cf::load_settings;
3698 3927
3699 reload_resources; 3928 reload_resources;
3700 reload_config; 3929 reload_config;
3701 db_init;
3702 3930
3703 cf::init_uuid; 3931 cf::init_uuid;
3704 cf::init_signals; 3932 cf::init_signals;
3705 cf::init_skills; 3933 cf::init_skills;
3706 3934
4131 } 4359 }
4132} 4360}
4133 4361
4134{ 4362{
4135 # configure BDB 4363 # configure BDB
4364 info "initialising database";
4136 4365
4137 BDB::min_parallel 16; 4366 BDB::min_parallel 16;
4138 BDB::max_poll_reqs $TICK * 0.1; 4367 BDB::max_poll_reqs $TICK * 0.1;
4139 #$AnyEvent::BDB::WATCHER->priority (1); 4368 #$AnyEvent::BDB::WATCHER->priority (1);
4140 4369
4169 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 4398 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4170 }; 4399 };
4171 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub { 4400 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4172 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 4401 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4173 }; 4402 };
4403
4404 info "database initialised";
4174} 4405}
4175 4406
4176{ 4407{
4177 # configure IO::AIO 4408 # configure IO::AIO
4178 4409
4410 info "initialising aio";
4179 IO::AIO::min_parallel 8; 4411 IO::AIO::min_parallel 8;
4180 IO::AIO::max_poll_time $TICK * 0.1; 4412 IO::AIO::max_poll_time $TICK * 0.1;
4181 undef $AnyEvent::AIO::WATCHER; 4413 undef $AnyEvent::AIO::WATCHER;
4414 info "aio initialised";
4182} 4415}
4183 4416
4184our $_log_backtrace; 4417our $_log_backtrace;
4185our $_log_backtrace_last; 4418our $_log_backtrace_last;
4186 4419

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