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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC

19# The authors can be reached via e-mail to <support@deliantra.net> 19# The authors can be reached via e-mail to <support@deliantra.net>
20# 20#
21 21
22package cf; 22package cf;
23 23
24use 5.10.0;
24use utf8; 25use utf8;
25use strict; 26use strict "vars", "subs";
26 27
27use Symbol; 28use Symbol;
28use List::Util; 29use List::Util;
29use Socket; 30use Socket;
30use EV 3.2; 31use EV;
31use Opcode; 32use Opcode;
32use Safe; 33use Safe;
33use Safe::Hole; 34use Safe::Hole;
34use Storable (); 35use Storable ();
35 36
36use Coro 4.50 (); 37use Coro ();
37use Coro::State; 38use Coro::State;
38use Coro::Handle; 39use Coro::Handle;
39use Coro::EV; 40use Coro::EV;
41use Coro::AnyEvent;
40use Coro::Timer; 42use Coro::Timer;
41use Coro::Signal; 43use Coro::Signal;
42use Coro::Semaphore; 44use Coro::Semaphore;
45use Coro::AnyEvent;
43use Coro::AIO; 46use Coro::AIO;
44use Coro::BDB; 47use Coro::BDB 1.6;
45use Coro::Storable; 48use Coro::Storable;
46use Coro::Util (); 49use Coro::Util ();
47 50
48use JSON::XS 2.01 (); 51use JSON::XS 2.01 ();
49use BDB (); 52use BDB ();
50use Data::Dumper; 53use Data::Dumper;
51use Digest::MD5; 54use Digest::MD5;
52use Fcntl; 55use Fcntl;
53use YAML (); 56use YAML ();
54use IO::AIO 2.51 (); 57use IO::AIO ();
55use Time::HiRes; 58use Time::HiRes;
56use Compress::LZF; 59use Compress::LZF;
57use Digest::MD5 (); 60use Digest::MD5 ();
61
62AnyEvent::detect;
58 63
59# configure various modules to our taste 64# configure various modules to our taste
60# 65#
61$Storable::canonical = 1; # reduce rsync transfers 66$Storable::canonical = 1; # reduce rsync transfers
62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 67Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
76our %EXT_MAP = (); # pluggable maps 81our %EXT_MAP = (); # pluggable maps
77 82
78our $RELOAD; # number of reloads so far 83our $RELOAD; # number of reloads so far
79our @EVENT; 84our @EVENT;
80 85
81our $CONFDIR = confdir; 86our $CONFDIR = confdir;
82our $DATADIR = datadir; 87our $DATADIR = datadir;
83our $LIBDIR = "$DATADIR/ext"; 88our $LIBDIR = "$DATADIR/ext";
84our $PODDIR = "$DATADIR/pod"; 89our $PODDIR = "$DATADIR/pod";
85our $MAPDIR = "$DATADIR/" . mapdir; 90our $MAPDIR = "$DATADIR/" . mapdir;
86our $LOCALDIR = localdir; 91our $LOCALDIR = localdir;
87our $TMPDIR = "$LOCALDIR/" . tmpdir; 92our $TMPDIR = "$LOCALDIR/" . tmpdir;
88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 93our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89our $PLAYERDIR = "$LOCALDIR/" . playerdir; 94our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90our $RANDOMDIR = "$LOCALDIR/random"; 95our $RANDOMDIR = "$LOCALDIR/random";
91our $BDBDIR = "$LOCALDIR/db"; 96our $BDBDIR = "$LOCALDIR/db";
97our $PIDFILE = "$LOCALDIR/pid";
98our $RUNTIMEFILE = "$LOCALDIR/runtime";
99
92our %RESOURCE; 100our %RESOURCE;
93 101
94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 102our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95our $AIO_POLL_WATCHER;
96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 103our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97our $NEXT_TICK; 104our $NEXT_TICK;
98our $USE_FSYNC = 1; # use fsync to write maps - default off 105our $USE_FSYNC = 1; # use fsync to write maps - default off
99 106
100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER; 107our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER; 108our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER; 109our $BDB_TRICKLE_WATCHER;
104our $DB_ENV; 110our $DB_ENV;
105 111
123 129
124binmode STDOUT; 130binmode STDOUT;
125binmode STDERR; 131binmode STDERR;
126 132
127# read virtual server time, if available 133# read virtual server time, if available
128unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 134unless ($RUNTIME || !-e $RUNTIMEFILE) {
129 open my $fh, "<", "$LOCALDIR/runtime" 135 open my $fh, "<", $RUNTIMEFILE
130 or die "unable to read runtime file: $!"; 136 or die "unable to read $RUNTIMEFILE file: $!";
131 $RUNTIME = <$fh> + 0.; 137 $RUNTIME = <$fh> + 0.;
132} 138}
133 139
134mkdir $_ 140mkdir $_
135 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 141 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
242for my $pkg (qw( 248for my $pkg (qw(
243 cf::global cf::attachable 249 cf::global cf::attachable
244 cf::object cf::object::player 250 cf::object cf::object::player
245 cf::client cf::player 251 cf::client cf::player
246 cf::arch cf::living 252 cf::arch cf::living
253 cf::map cf::mapspace
247 cf::map cf::party cf::region 254 cf::party cf::region
248)) { 255)) {
249 no strict 'refs';
250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 256 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251} 257}
252 258
253$EV::DIED = sub { 259$EV::DIED = sub {
254 warn "error in event callback: @_"; 260 warn "error in event callback: @_";
427 } 433 }
428 } 434 }
429}; 435};
430 436
431sub get_slot($;$$) { 437sub get_slot($;$$) {
438 return if tick_inhibit || $Coro::current == $Coro::main;
439
432 my ($time, $pri, $name) = @_; 440 my ($time, $pri, $name) = @_;
433 441
434 $time = $TICK * .6 if $time > $TICK * .6; 442 $time = $TICK * .6 if $time > $TICK * .6;
435 my $sig = new Coro::Signal; 443 my $sig = new Coro::Signal;
436 444
547 reset_signals; 555 reset_signals;
548 &$cb 556 &$cb
549 }, @args; 557 }, @args;
550 558
551 wantarray ? @res : $res[-1] 559 wantarray ? @res : $res[-1]
560}
561
562=item $coin = coin_from_name $name
563
564=cut
565
566our %coin_alias = (
567 "silver" => "silvercoin",
568 "silvercoin" => "silvercoin",
569 "silvercoins" => "silvercoin",
570 "gold" => "goldcoin",
571 "goldcoin" => "goldcoin",
572 "goldcoins" => "goldcoin",
573 "platinum" => "platinacoin",
574 "platinumcoin" => "platinacoin",
575 "platinumcoins" => "platinacoin",
576 "platina" => "platinacoin",
577 "platinacoin" => "platinacoin",
578 "platinacoins" => "platinacoin",
579 "royalty" => "royalty",
580 "royalties" => "royalty",
581);
582
583sub coin_from_name($) {
584 $coin_alias{$_[0]}
585 ? cf::arch::find $coin_alias{$_[0]}
586 : undef
552} 587}
553 588
554=item $value = cf::db_get $family => $key 589=item $value = cf::db_get $family => $key
555 590
556Returns a single value from the environment database. 591Returns a single value from the environment database.
695 730
696############################################################################# 731#############################################################################
697 732
698=head2 ATTACHABLE OBJECTS 733=head2 ATTACHABLE OBJECTS
699 734
700Many objects in crossfire are so-called attachable objects. That means you can 735Many objects in deliantra are so-called attachable objects. That means you can
701attach callbacks/event handlers (a collection of which is called an "attachment") 736attach callbacks/event handlers (a collection of which is called an "attachment")
702to it. All such attachable objects support the following methods. 737to it. All such attachable objects support the following methods.
703 738
704In the following description, CLASS can be any of C<global>, C<object> 739In the following description, CLASS can be any of C<global>, C<object>
705C<player>, C<client> or C<map> (i.e. the attachable objects in 740C<player>, C<client> or C<map> (i.e. the attachable objects in
755=item cf::CLASS::attachment $name, ... 790=item cf::CLASS::attachment $name, ...
756 791
757Register an attachment by C<$name> through which attachable objects of the 792Register an attachment by C<$name> through which attachable objects of the
758given CLASS can refer to this attachment. 793given CLASS can refer to this attachment.
759 794
760Some classes such as crossfire maps and objects can specify attachments 795Some classes such as deliantra maps and objects can specify attachments
761that are attached at load/instantiate time, thus the need for a name. 796that are attached at load/instantiate time, thus the need for a name.
762 797
763These calls expect any number of the following handler/hook descriptions: 798These calls expect any number of the following handler/hook descriptions:
764 799
765=over 4 800=over 4
1056 1091
1057sub reattach { 1092sub reattach {
1058 # basically do the same as instantiate, without calling instantiate 1093 # basically do the same as instantiate, without calling instantiate
1059 my ($obj) = @_; 1094 my ($obj) = @_;
1060 1095
1096 # no longer needed after getting rid of delete_package?
1061 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1097 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062 1098
1063 my $registry = $obj->registry; 1099 my $registry = $obj->registry;
1064 1100
1065 @$registry = (); 1101 @$registry = ();
1066 1102
1112 utf8::decode (my $decname = $filename); 1148 utf8::decode (my $decname = $filename);
1113 warn sprintf "saving %s (%d,%d)\n", 1149 warn sprintf "saving %s (%d,%d)\n",
1114 $decname, length $$rdata, scalar @$objs; 1150 $decname, length $$rdata, scalar @$objs;
1115 1151
1116 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1118 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1154 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119 aio_fsync $fh if $cf::USE_FSYNC; 1155 aio_fsync $fh if $cf::USE_FSYNC;
1120 close $fh; 1156 aio_close $fh;
1121 1157
1122 if (@$objs) { 1158 if (@$objs) {
1123 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1159 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124 chmod SAVE_MODE, $fh; 1160 aio_chmod $fh, SAVE_MODE;
1125 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1161 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126 aio_write $fh, 0, (length $data), $data, 0; 1162 aio_write $fh, 0, (length $data), $data, 0;
1127 aio_fsync $fh if $cf::USE_FSYNC; 1163 aio_fsync $fh if $cf::USE_FSYNC;
1128 close $fh; 1164 aio_close $fh;
1129 aio_rename "$filename.pst~", "$filename.pst"; 1165 aio_rename "$filename.pst~", "$filename.pst";
1130 } 1166 }
1131 } else { 1167 } else {
1132 aio_unlink "$filename.pst"; 1168 aio_unlink "$filename.pst";
1133 } 1169 }
1302 1338
1303 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1339 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1340 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305 1341
1306 $ext{source} = 1342 $ext{source} =
1307 "package $pkg; use strict; use utf8;\n" 1343 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308 . "#line 1 \"$path\"\n{\n" 1344 . "#line 1 \"$path\"\n{\n"
1309 . $source 1345 . $source
1310 . "\n};\n1"; 1346 . "\n};\n1";
1311 1347
1312 $todo{$base} = \%ext; 1348 $todo{$base} = \%ext;
1352 1388
1353=back 1389=back
1354 1390
1355=head2 CORE EXTENSIONS 1391=head2 CORE EXTENSIONS
1356 1392
1357Functions and methods that extend core crossfire objects. 1393Functions and methods that extend core deliantra objects.
1358 1394
1359=cut 1395=cut
1360 1396
1361package cf::player; 1397package cf::player;
1362 1398
1427 my $f = new_from_file cf::object::thawer path $login 1463 my $f = new_from_file cf::object::thawer path $login
1428 or return; 1464 or return;
1429 1465
1430 my $pl = cf::player::load_pl $f 1466 my $pl = cf::player::load_pl $f
1431 or return; 1467 or return;
1468
1432 local $cf::PLAYER_LOADING{$login} = $pl; 1469 local $cf::PLAYER_LOADING{$login} = $pl;
1433 $f->resolve_delayed_derefs; 1470 $f->resolve_delayed_derefs;
1434 $cf::PLAYER{$login} = $pl 1471 $cf::PLAYER{$login} = $pl
1435 } 1472 }
1436 } 1473 }
1446 1483
1447 return if $pl->{deny_save}; 1484 return if $pl->{deny_save};
1448 1485
1449 aio_mkdir playerdir $pl, 0770; 1486 aio_mkdir playerdir $pl, 0770;
1450 $pl->{last_save} = $cf::RUNTIME; 1487 $pl->{last_save} = $cf::RUNTIME;
1488
1489 cf::get_slot 0.01;
1451 1490
1452 $pl->save_pl ($path); 1491 $pl->save_pl ($path);
1453 cf::cede_to_tick; 1492 cf::cede_to_tick;
1454} 1493}
1455 1494
1487 my ($pl) = @_; 1526 my ($pl) = @_;
1488 1527
1489 my $name = $pl->ob->name; 1528 my $name = $pl->ob->name;
1490 1529
1491 $pl->{deny_save} = 1; 1530 $pl->{deny_save} = 1;
1492 $pl->password ("*"); # this should lock out the player until we nuked the dir 1531 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1493 1532
1494 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1533 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495 $pl->deactivate; 1534 $pl->deactivate;
1535 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536 $pl->ob->check_score;
1496 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1537 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1497 $pl->ns->destroy if $pl->ns; 1538 $pl->ns->destroy if $pl->ns;
1498 1539
1499 my $path = playerdir $pl; 1540 my $path = playerdir $pl;
1500 my $temp = "$path~$cf::RUNTIME~deleting~"; 1541 my $temp = "$path~$cf::RUNTIME~deleting~";
1539 1580
1540 for my $login (@$dirs) { 1581 for my $login (@$dirs) {
1541 my $path = path $login; 1582 my $path = path $login;
1542 1583
1543 # a .pst is a dead give-away for a valid player 1584 # a .pst is a dead give-away for a valid player
1544 unless (-e "$path.pst") { 1585 # if no pst file found, open and chekc for blocked users
1586 if (aio_stat "$path.pst") {
1545 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1587 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546 aio_read $fh, 0, 512, my $buf, 0 or next; 1588 aio_read $fh, 0, 512, my $buf, 0 or next;
1547 $buf !~ /^password -------------$/m or next; # official not-valid tag 1589 $buf !~ /^password -------------$/m or next; # official not-valid tag
1548 } 1590 }
1549 1591
1580 } 1622 }
1581 1623
1582 \@paths 1624 \@paths
1583} 1625}
1584 1626
1585=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1627=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586 1628
1587Expand crossfire pod fragments into protocol xml. 1629Expand deliantra pod fragments into protocol xml.
1588
1589=cut
1590
1591use re 'eval';
1592
1593my $group;
1594my $interior; $interior = qr{
1595 # match a pod interior sequence sans C<< >>
1596 (?:
1597 \ (.*?)\ (?{ $group = $^N })
1598 | < (??{$interior}) >
1599 )
1600}x;
1601
1602sub expand_cfpod {
1603 my ($self, $pod) = @_;
1604
1605 my $xml;
1606
1607 while () {
1608 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609 $group = $1;
1610
1611 $group =~ s/&/&amp;/g;
1612 $group =~ s/</&lt;/g;
1613
1614 $xml .= $group;
1615 } elsif ($pod =~ m%\G
1616 ([BCGHITU])
1617 <
1618 (?:
1619 ([^<>]*) (?{ $group = $^N })
1620 | < $interior >
1621 )
1622 >
1623 %gcsx
1624 ) {
1625 my ($code, $data) = ($1, $group);
1626
1627 if ($code eq "B") {
1628 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629 } elsif ($code eq "I") {
1630 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631 } elsif ($code eq "U") {
1632 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633 } elsif ($code eq "C") {
1634 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635 } elsif ($code eq "T") {
1636 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637 } elsif ($code eq "G") {
1638 my ($male, $female) = split /\|/, $data;
1639 $data = $self->gender ? $female : $male;
1640 $xml .= expand_cfpod ($self, $data);
1641 } elsif ($code eq "H") {
1642 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644 "")
1645 [$self->{hintmode}];
1646 } else {
1647 $xml .= "error processing '$code($data)' directive";
1648 }
1649 } else {
1650 if ($pod =~ /\G(.+)/) {
1651 warn "parse error while expanding $pod (at $1)";
1652 }
1653 last;
1654 }
1655 }
1656
1657 for ($xml) {
1658 # create single paragraphs (very hackish)
1659 s/(?<=\S)\n(?=\w)/ /g;
1660
1661 # compress some whitespace
1662 s/\s+\n/\n/g; # ws line-ends
1663 s/\n\n+/\n/g; # double lines
1664 s/^\n+//; # beginning lines
1665 s/\n+$//; # ending lines
1666 }
1667
1668 $xml
1669}
1670
1671no re 'eval';
1672
1673sub hintmode {
1674 $_[0]{hintmode} = $_[1] if @_ > 1;
1675 $_[0]{hintmode}
1676}
1677 1630
1678=item $player->ext_reply ($msgid, @msg) 1631=item $player->ext_reply ($msgid, @msg)
1679 1632
1680Sends an ext reply to the player. 1633Sends an ext reply to the player.
1681 1634
1748our $MAX_RESET = 3600; 1701our $MAX_RESET = 3600;
1749our $DEFAULT_RESET = 3000; 1702our $DEFAULT_RESET = 3000;
1750 1703
1751sub generate_random_map { 1704sub generate_random_map {
1752 my ($self, $rmp) = @_; 1705 my ($self, $rmp) = @_;
1706
1707 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708
1753 # mit "rum" bekleckern, nicht 1709 # mit "rum" bekleckern, nicht
1754 $self->_create_random_map ( 1710 $self->_create_random_map (
1755 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1711 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1712 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1713 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1879 1835
1880# the temporary/swap location 1836# the temporary/swap location
1881sub save_path { 1837sub save_path {
1882 my ($self) = @_; 1838 my ($self) = @_;
1883 1839
1884 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1840 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885 "$TMPDIR/$path.map" 1841 "$TMPDIR/$path.map"
1886} 1842}
1887 1843
1888# the unique path, undef == no special unique path 1844# the unique path, undef == no special unique path
1889sub uniq_path { 1845sub uniq_path {
1890 my ($self) = @_; 1846 my ($self) = @_;
1891 1847
1892 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1848 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893 "$UNIQUEDIR/$path" 1849 "$UNIQUEDIR/$path"
1894} 1850}
1895 1851
1896# and all this just because we cannot iterate over 1852# and all this just because we cannot iterate over
1897# all maps in C++... 1853# all maps in C++...
1995 1951
1996 cf::lock_wait "map_data:$path";#d#remove 1952 cf::lock_wait "map_data:$path";#d#remove
1997 cf::lock_wait "map_find:$path"; 1953 cf::lock_wait "map_find:$path";
1998 1954
1999 $cf::MAP{$path} || do { 1955 $cf::MAP{$path} || do {
2000 my $guard1 = cf::lock_acquire "map_find:$path";
2001 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it 1956 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957 my $guard2 = cf::lock_acquire "map_find:$path";
2002 1958
2003 my $map = new_from_path cf::map $path 1959 my $map = new_from_path cf::map $path
2004 or return; 1960 or return;
2005 1961
2006 $map->{last_save} = $cf::RUNTIME; 1962 $map->{last_save} = $cf::RUNTIME;
2009 or return; 1965 or return;
2010 1966
2011 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1967 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012 # doing this can freeze the server in a sync job, obviously 1968 # doing this can freeze the server in a sync job, obviously
2013 #$cf::WAIT_FOR_TICK->wait; 1969 #$cf::WAIT_FOR_TICK->wait;
1970 undef $guard2;
2014 undef $guard1; 1971 undef $guard1;
2015 undef $guard2;
2016 $map->reset; 1972 $map->reset;
2017 return find $path; 1973 return find $path;
2018 } 1974 }
2019 1975
2020 $cf::MAP{$path} = $map 1976 $cf::MAP{$path} = $map
2047 my $f = new_from_file cf::object::thawer $self->{load_path}; 2003 my $f = new_from_file cf::object::thawer $self->{load_path};
2048 $f->skip_block; 2004 $f->skip_block;
2049 $self->_load_objects ($f) 2005 $self->_load_objects ($f)
2050 or return; 2006 or return;
2051 2007
2052 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2008 $self->post_load_original
2053 if delete $self->{load_original}; 2009 if delete $self->{load_original};
2054 2010
2055 if (my $uniq = $self->uniq_path) { 2011 if (my $uniq = $self->uniq_path) {
2056 utf8::encode $uniq; 2012 utf8::encode $uniq;
2057 unless (aio_stat $uniq) { 2013 unless (aio_stat $uniq) {
2083 } 2039 }
2084 2040
2085 $self->{last_save} = $cf::RUNTIME; 2041 $self->{last_save} = $cf::RUNTIME;
2086 $self->last_access ($cf::RUNTIME); 2042 $self->last_access ($cf::RUNTIME);
2087 2043
2088 $self->in_memory (cf::MAP_IN_MEMORY); 2044 $self->in_memory (cf::MAP_ACTIVE);
2089 } 2045 }
2090 2046
2091 $self->post_load; 2047 $self->post_load;
2092} 2048}
2093 2049
2151 my ($path, $origin, $load) = @_; 2107 my ($path, $origin, $load) = @_;
2152 2108
2153 $path = normalise $path, $origin && $origin->{path}; 2109 $path = normalise $path, $origin && $origin->{path};
2154 2110
2155 if (my $map = $cf::MAP{$path}) { 2111 if (my $map = $cf::MAP{$path}) {
2156 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2112 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157 } 2113 }
2158 2114
2159 $MAP_PREFETCH{$path} |= $load; 2115 $MAP_PREFETCH{$path} |= $load;
2160 2116
2161 $MAP_PREFETCHER ||= cf::async { 2117 $MAP_PREFETCHER ||= cf::async {
2198 cf::async { 2154 cf::async {
2199 $Coro::current->{desc} = "map player save"; 2155 $Coro::current->{desc} = "map player save";
2200 $_->contr->save for $self->players; 2156 $_->contr->save for $self->players;
2201 }; 2157 };
2202 2158
2159 cf::get_slot 0.02;
2160
2203 if ($uniq) { 2161 if ($uniq) {
2204 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2162 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2163 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2206 } else { 2164 } else {
2207 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2165 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2215 $self->save; 2173 $self->save;
2216 2174
2217 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2175 my $lock = cf::lock_acquire "map_data:$self->{path}";
2218 2176
2219 return if $self->players; 2177 return if $self->players;
2220 return if $self->in_memory != cf::MAP_IN_MEMORY; 2178 return if $self->in_memory != cf::MAP_ACTIVE;
2221 return if $self->{deny_save}; 2179 return if $self->{deny_save};
2222 2180
2223 $self->in_memory (cf::MAP_SWAPPED); 2181 $self->in_memory (cf::MAP_SWAPPED);
2224 2182
2225 $self->deactivate; 2183 $self->deactivate;
2343 2301
2344sub unique_maps() { 2302sub unique_maps() {
2345 [ 2303 [
2346 map { 2304 map {
2347 utf8::decode $_; 2305 utf8::decode $_;
2348 /\.map$/ 2306 s/\.map$//; # TODO future compatibility hack
2307 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2308 ? ()
2349 ? normalise $_ 2309 : normalise $_
2350 : ()
2351 } @{ aio_readdir $UNIQUEDIR or [] } 2310 } @{ aio_readdir $UNIQUEDIR or [] }
2352 ] 2311 ]
2353} 2312}
2354 2313
2355package cf;
2356
2357=back 2314=back
2358 2315
2359=head3 cf::object 2316=head3 cf::object
2360 2317
2361=cut 2318=cut
2364 2321
2365=over 4 2322=over 4
2366 2323
2367=item $ob->inv_recursive 2324=item $ob->inv_recursive
2368 2325
2369Returns the inventory of the object _and_ their inventories, recursively. 2326Returns the inventory of the object I<and> their inventories, recursively,
2327but I<not> the object itself.
2370 2328
2371=cut 2329=cut
2372 2330
2373sub inv_recursive_; 2331sub inv_recursive_;
2374sub inv_recursive_ { 2332sub inv_recursive_ {
2379 inv_recursive_ inv $_[0] 2337 inv_recursive_ inv $_[0]
2380} 2338}
2381 2339
2382=item $ref = $ob->ref 2340=item $ref = $ob->ref
2383 2341
2384creates and returns a persistent reference to an objetc that can be stored as a string. 2342Creates and returns a persistent reference to an object that can be stored as a string.
2385 2343
2386=item $ob = cf::object::deref ($refstring) 2344=item $ob = cf::object::deref ($refstring)
2387 2345
2388returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2346returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389even if the object actually exists. May block. 2347even if the object actually exists. May block.
2421can be C<undef>. Does the right thing when the player is currently in a 2379can be C<undef>. Does the right thing when the player is currently in a
2422dialogue with the given NPC character. 2380dialogue with the given NPC character.
2423 2381
2424=cut 2382=cut
2425 2383
2384our $SAY_CHANNEL = {
2385 id => "say",
2386 title => "Map",
2387 reply => "say ",
2388 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2389};
2390
2391our $CHAT_CHANNEL = {
2392 id => "chat",
2393 title => "Chat",
2394 reply => "chat ",
2395 tooltip => "Player chat and shouts, global to the server.",
2396};
2397
2426# rough implementation of a future "reply" method that works 2398# rough implementation of a future "reply" method that works
2427# with dialog boxes. 2399# with dialog boxes.
2428#TODO: the first argument must go, split into a $npc->reply_to ( method 2400#TODO: the first argument must go, split into a $npc->reply_to ( method
2429sub cf::object::player::reply($$$;$) { 2401sub cf::object::player::reply($$$;$) {
2430 my ($self, $npc, $msg, $flags) = @_; 2402 my ($self, $npc, $msg, $flags) = @_;
2441 my $dialog = $pl->{npc_dialog}; 2413 my $dialog = $pl->{npc_dialog};
2442 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2414 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443 2415
2444 } else { 2416 } else {
2445 $msg = $npc->name . " says: $msg" if $npc; 2417 $msg = $npc->name . " says: $msg" if $npc;
2446 $self->message ($msg, $flags); 2418 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447 } 2419 }
2448 } 2420 }
2449} 2421}
2450 2422
2451=item $object->send_msg ($channel, $msg, $color, [extra...]) 2423=item $object->send_msg ($channel, $msg, $color, [extra...])
2476 2448
2477=item $player_object->enter_link 2449=item $player_object->enter_link
2478 2450
2479Freezes the player and moves him/her to a special map (C<{link}>). 2451Freezes the player and moves him/her to a special map (C<{link}>).
2480 2452
2481The player should be reasonably safe there for short amounts of time. You 2453The player should be reasonably safe there for short amounts of time (e.g.
2482I<MUST> call C<leave_link> as soon as possible, though. 2454for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2455though, as the palyer cannot control the character while it is on the link
2456map.
2483 2457
2484Will never block. 2458Will never block.
2485 2459
2486=item $player_object->leave_link ($map, $x, $y) 2460=item $player_object->leave_link ($map, $x, $y)
2487 2461
2545 2519
2546 $map->load; 2520 $map->load;
2547 $map->load_neighbours; 2521 $map->load_neighbours;
2548 2522
2549 return unless $self->contr->active; 2523 return unless $self->contr->active;
2524 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2550 $self->activate_recursive; 2525 $self->activate_recursive;
2551 2526
2552 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2527 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553 $self->enter_map ($map, $x, $y); 2528 $self->enter_map ($map, $x, $y);
2554} 2529}
2558Moves the player to the given map-path and coordinates by first freezing 2533Moves the player to the given map-path and coordinates by first freezing
2559her, loading and preparing them map, calling the provided $check callback 2534her, loading and preparing them map, calling the provided $check callback
2560that has to return the map if sucecssful, and then unfreezes the player on 2535that has to return the map if sucecssful, and then unfreezes the player on
2561the new (success) or old (failed) map position. In either case, $done will 2536the new (success) or old (failed) map position. In either case, $done will
2562be called at the end of this process. 2537be called at the end of this process.
2538
2539Note that $check will be called with a potentially non-loaded map, so if
2540it needs a loaded map it has to call C<< ->load >>.
2563 2541
2564=cut 2542=cut
2565 2543
2566our $GOTOGEN; 2544our $GOTOGEN;
2567 2545
2646} 2624}
2647 2625
2648sub prepare_random_map { 2626sub prepare_random_map {
2649 my ($exit) = @_; 2627 my ($exit) = @_;
2650 2628
2651 my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653 # all this does is basically replace the /! path by 2629 # all this does is basically replace the /! path by
2654 # a new random map path (?random/...) with a seed 2630 # a new random map path (?random/...) with a seed
2655 # that depends on the exit object 2631 # that depends on the exit object
2656 2632
2657 my $rmp = parse_random_map_params $exit->msg; 2633 my $rmp = parse_random_map_params $exit->msg;
2659 if ($exit->map) { 2635 if ($exit->map) {
2660 $rmp->{region} = $exit->region->name; 2636 $rmp->{region} = $exit->region->name;
2661 $rmp->{origin_map} = $exit->map->path; 2637 $rmp->{origin_map} = $exit->map->path;
2662 $rmp->{origin_x} = $exit->x; 2638 $rmp->{origin_x} = $exit->x;
2663 $rmp->{origin_y} = $exit->y; 2639 $rmp->{origin_y} = $exit->y;
2640
2641 $exit->map->touch;
2664 } 2642 }
2665 2643
2666 $rmp->{random_seed} ||= $exit->random_seed; 2644 $rmp->{random_seed} ||= $exit->random_seed;
2667 2645
2668 my $data = cf::encode_json $rmp; 2646 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669 my $md5 = Digest::MD5::md5_hex $data; 2647 my $md5 = Digest::MD5::md5_hex $data;
2670 my $meta = "$RANDOMDIR/$md5.meta"; 2648 my $meta = "$RANDOMDIR/$md5.meta";
2671 2649
2672 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2650 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673 aio_write $fh, 0, (length $data), $data, 0; 2651 aio_write $fh, 0, (length $data), $data, 0;
2674 undef $fh; 2652 undef $fh;
2675 aio_rename "$meta~", $meta; 2653 aio_rename "$meta~", $meta;
2676 2654
2655 my $slaying = "?random/$md5";
2656
2657 if ($exit->valid) {
2677 $exit->slaying ("?random/$md5"); 2658 $exit->slaying ("?random/$md5");
2678 $exit->msg (undef); 2659 $exit->msg (undef);
2660 }
2679 } 2661 }
2680} 2662}
2681 2663
2682sub cf::object::player::enter_exit { 2664sub cf::object::player::enter_exit {
2683 my ($self, $exit) = @_; 2665 my ($self, $exit) = @_;
2684 2666
2685 return unless $self->type == cf::PLAYER; 2667 return unless $self->type == cf::PLAYER;
2686 2668
2687 if ($exit->slaying eq "/!") {
2688 #TODO: this should de-fi-ni-te-ly not be a sync-job
2689 # the problem is that $exit might not survive long enough
2690 # so it needs to be done right now, right here
2691 cf::sync_job { prepare_random_map $exit };
2692 }
2693
2694 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695 my $hp = $exit->stats->hp;
2696 my $sp = $exit->stats->sp;
2697
2698 $self->enter_link; 2669 $self->enter_link;
2699 2670
2700 # if exit is damned, update players death & WoR home-position
2701 $self->contr->savebed ($slaying, $hp, $sp)
2702 if $exit->flag (FLAG_DAMNED);
2703
2704 (async { 2671 (async {
2705 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2672 $Coro::current->{desc} = "enter_exit";
2706 2673
2707 $self->deactivate_recursive; # just to be sure
2708 unless (eval { 2674 unless (eval {
2675 $self->deactivate_recursive; # just to be sure
2676
2677 # random map handling
2678 {
2679 my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681 prepare_random_map $exit
2682 if $exit->slaying eq "/!";
2683 }
2684
2685 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2686 my $x = $exit->stats->hp;
2687 my $y = $exit->stats->sp;
2688
2709 $self->goto ($slaying, $hp, $sp); 2689 $self->goto ($map, $x, $y);
2710 2690
2691 # if exit is damned, update players death & WoR home-position
2692 $self->contr->savebed ($map, $x, $y)
2693 if $exit->flag (cf::FLAG_DAMNED);
2694
2711 1; 2695 1
2712 }) { 2696 }) {
2713 $self->message ("Something went wrong deep within the crossfire server. " 2697 $self->message ("Something went wrong deep within the deliantra server. "
2714 . "I'll try to bring you back to the map you were before. " 2698 . "I'll try to bring you back to the map you were before. "
2715 . "Please report this to the dungeon master!", 2699 . "Please report this to the dungeon master!",
2716 cf::NDI_UNIQUE | cf::NDI_RED); 2700 cf::NDI_UNIQUE | cf::NDI_RED);
2717 2701
2718 warn "ERROR in enter_exit: $@"; 2702 warn "ERROR in enter_exit: $@";
2796 id => "infobox", 2780 id => "infobox",
2797 title => "Map Info", 2781 title => "Map Info",
2798 reply => undef, 2782 reply => undef,
2799 tooltip => "Information related to the maps", 2783 tooltip => "Information related to the maps",
2800 }, 2784 },
2785 "c/party" => {
2786 id => "party",
2787 title => "Party",
2788 reply => "gsay ",
2789 tooltip => "Messages and chat related to your party",
2790 },
2801); 2791);
2802 2792
2803sub cf::client::send_msg { 2793sub cf::client::send_msg {
2804 my ($self, $channel, $msg, $color, @extra) = @_; 2794 my ($self, $channel, $msg, $color, @extra) = @_;
2805 2795
2806 $msg = $self->pl->expand_cfpod ($msg); 2796 $msg = $self->pl->expand_cfpod ($msg)
2797 unless $color & cf::NDI_VERBATIM;
2807 2798
2808 $color &= cf::NDI_CLIENT_MASK; # just in case... 2799 $color &= cf::NDI_CLIENT_MASK; # just in case...
2809 2800
2810 # check predefined channels, for the benefit of C 2801 # check predefined channels, for the benefit of C
2811 if ($CHANNEL{$channel}) { 2802 if ($CHANNEL{$channel}) {
2832 if ($self->can_msg) { 2823 if ($self->can_msg) {
2833 # default colour, mask it out 2824 # default colour, mask it out
2834 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2825 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835 if $color & cf::NDI_DEF; 2826 if $color & cf::NDI_DEF;
2836 2827
2837 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2828 my $pkt = "msg "
2829 . $self->{json_coder}->encode (
2838 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2830 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2831 );
2832
2833 # try lzf for large packets
2834 $pkt = "lzf " . Compress::LZF::compress $pkt
2835 if 1024 <= length $pkt and $self->{can_lzf};
2836
2837 # split very large packets
2838 if (8192 < length $pkt and $self->{can_lzf}) {
2839 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2840 $pkt = "frag";
2841 }
2842
2843 $self->send_packet ($pkt);
2839 } else { 2844 } else {
2840 if ($color >= 0) { 2845 if ($color >= 0) {
2841 # replace some tags by gcfclient-compatible ones 2846 # replace some tags by gcfclient-compatible ones
2842 for ($msg) { 2847 for ($msg) {
2843 1 while 2848 1 while
3042 3047
3043The following functions and methods are available within a safe environment: 3048The following functions and methods are available within a safe environment:
3044 3049
3045 cf::object 3050 cf::object
3046 contr pay_amount pay_player map x y force_find force_add destroy 3051 contr pay_amount pay_player map x y force_find force_add destroy
3047 insert remove name archname title slaying race decrease_ob_nr 3052 insert remove name archname title slaying race decrease split
3048 3053
3049 cf::object::player 3054 cf::object::player
3050 player 3055 player
3051 3056
3052 cf::player 3057 cf::player
3057 3062
3058=cut 3063=cut
3059 3064
3060for ( 3065for (
3061 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3066 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062 insert remove inv name archname title slaying race 3067 insert remove inv nrof name archname title slaying race
3063 decrease_ob_nr destroy)], 3068 decrease split destroy change_exp)],
3064 ["cf::object::player" => qw(player)], 3069 ["cf::object::player" => qw(player)],
3065 ["cf::player" => qw(peaceful)], 3070 ["cf::player" => qw(peaceful)],
3066 ["cf::map" => qw(trigger)], 3071 ["cf::map" => qw(trigger)],
3067) { 3072) {
3068 no strict 'refs'; 3073 no strict 'refs';
3276 while (my ($k, $v) = each %$want) { 3281 while (my ($k, $v) = each %$want) {
3277 $ns->fx_want ($k, $v); 3282 $ns->fx_want ($k, $v);
3278 } 3283 }
3279}; 3284};
3280 3285
3286sub load_resource_file($) {
3287 my $guard = lock_acquire "load_resource_file";
3288
3289 my $status = load_resource_file_ $_[0];
3290 get_slot 0.1, 100;
3291 cf::arch::commit_load;
3292
3293 $status
3294}
3295
3281sub reload_regions { 3296sub reload_regions {
3282 # HACK to clear player env face cache, we need some signal framework 3297 # HACK to clear player env face cache, we need some signal framework
3283 # for this (global event?) 3298 # for this (global event?)
3284 %ext::player_env::MUSIC_FACE_CACHE = (); 3299 %ext::player_env::MUSIC_FACE_CACHE = ();
3285 3300
3298} 3313}
3299 3314
3300sub reload_archetypes { 3315sub reload_archetypes {
3301 load_resource_file "$DATADIR/archetypes" 3316 load_resource_file "$DATADIR/archetypes"
3302 or die "unable to load archetypes\n"; 3317 or die "unable to load archetypes\n";
3303 #d# NEED to laod twice to resolve forward references
3304 # this really needs to be done in an extra post-pass
3305 # (which needs to be synchronous, so solve it differently)
3306 load_resource_file "$DATADIR/archetypes"
3307 or die "unable to load archetypes\n";
3308} 3318}
3309 3319
3310sub reload_treasures { 3320sub reload_treasures {
3311 load_resource_file "$DATADIR/treasures" 3321 load_resource_file "$DATADIR/treasures"
3312 or die "unable to load treasurelists\n"; 3322 or die "unable to load treasurelists\n";
3313} 3323}
3314 3324
3315sub reload_resources { 3325sub reload_resources {
3316 warn "reloading resource files...\n"; 3326 warn "reloading resource files...\n";
3317 3327
3328 reload_facedata;
3329 reload_archetypes;
3318 reload_regions; 3330 reload_regions;
3319 reload_facedata;
3320 #reload_archetypes;#d#
3321 reload_archetypes;
3322 reload_treasures; 3331 reload_treasures;
3323 3332
3324 warn "finished reloading resource files\n"; 3333 warn "finished reloading resource files\n";
3325} 3334}
3326 3335
3327sub init { 3336sub init {
3337 my $guard = freeze_mainloop;
3338
3339 evthread_start IO::AIO::poll_fileno;
3340
3328 reload_resources; 3341 reload_resources;
3329} 3342}
3330 3343
3331sub reload_config { 3344sub reload_config {
3332 open my $fh, "<:utf8", "$CONFDIR/config" 3345 open my $fh, "<:utf8", "$CONFDIR/config"
3347 }; 3360 };
3348 warn $@ if $@; 3361 warn $@ if $@;
3349 } 3362 }
3350} 3363}
3351 3364
3365sub pidfile() {
3366 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3367 or die "$PIDFILE: $!";
3368 flock $fh, &Fcntl::LOCK_EX
3369 or die "$PIDFILE: flock: $!";
3370 $fh
3371}
3372
3373# make sure only one server instance is running at any one time
3374sub atomic {
3375 my $fh = pidfile;
3376
3377 my $pid = <$fh>;
3378 kill 9, $pid if $pid > 0;
3379
3380 seek $fh, 0, 0;
3381 print $fh $$;
3382}
3383
3352sub main { 3384sub main {
3385 atomic;
3386
3353 # we must not ever block the main coroutine 3387 # we must not ever block the main coroutine
3354 local $Coro::idle = sub { 3388 local $Coro::idle = sub {
3355 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3389 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356 (async { 3390 (async {
3357 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3391 $Coro::current->{desc} = "IDLE BUG HANDLER";
3358 EV::loop EV::LOOP_ONESHOT; 3392 EV::loop EV::LOOP_ONESHOT;
3359 })->prio (Coro::PRIO_MAX); 3393 })->prio (Coro::PRIO_MAX);
3360 }; 3394 };
3361 3395
3396 {
3397 my $guard = freeze_mainloop;
3362 reload_config; 3398 reload_config;
3363 db_init; 3399 db_init;
3364 load_extensions; 3400 load_extensions;
3365 3401
3366 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3402 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367 evthread_start IO::AIO::poll_fileno; 3403 }
3404
3405 utime time, time, $RUNTIMEFILE;
3406
3407 # no (long-running) fork's whatsoever before this point(!)
3408 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3409
3368 EV::loop; 3410 EV::loop;
3369} 3411}
3370 3412
3371############################################################################# 3413#############################################################################
3372# initialisation and cleanup 3414# initialisation and cleanup
3379 cf::cleanup "SIG$signal"; 3421 cf::cleanup "SIG$signal";
3380 }; 3422 };
3381 } 3423 }
3382} 3424}
3383 3425
3384sub write_runtime { 3426sub write_runtime_sync {
3385 my $runtime = "$LOCALDIR/runtime";
3386
3387 # first touch the runtime file to show we are still running: 3427 # first touch the runtime file to show we are still running:
3388 # the fsync below can take a very very long time. 3428 # the fsync below can take a very very long time.
3389 3429
3390 IO::AIO::aio_utime $runtime, undef, undef; 3430 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391 3431
3392 my $guard = cf::lock_acquire "write_runtime"; 3432 my $guard = cf::lock_acquire "write_runtime";
3393 3433
3394 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3434 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3395 or return; 3435 or return;
3396 3436
3397 my $value = $cf::RUNTIME + 90 + 10; 3437 my $value = $cf::RUNTIME + 90 + 10;
3398 # 10 is the runtime save interval, for a monotonic clock 3438 # 10 is the runtime save interval, for a monotonic clock
3399 # 60 allows for the watchdog to kill the server. 3439 # 60 allows for the watchdog to kill the server.
3409 aio_utime $fh, undef, undef; 3449 aio_utime $fh, undef, undef;
3410 3450
3411 close $fh 3451 close $fh
3412 or return; 3452 or return;
3413 3453
3414 aio_rename "$runtime~", $runtime 3454 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415 and return; 3455 and return;
3416 3456
3417 warn "runtime file written.\n"; 3457 warn "runtime file written.\n";
3418 3458
3419 1 3459 1
3460}
3461
3462our $uuid_lock;
3463our $uuid_skip;
3464
3465sub write_uuid_sync($) {
3466 $uuid_skip ||= $_[0];
3467
3468 return if $uuid_lock;
3469 local $uuid_lock = 1;
3470
3471 my $uuid = "$LOCALDIR/uuid";
3472
3473 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3474 or return;
3475
3476 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3477 $uuid_skip = 0;
3478
3479 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3480 and return;
3481
3482 # always fsync - this file is important
3483 aio_fsync $fh
3484 and return;
3485
3486 close $fh
3487 or return;
3488
3489 aio_rename "$uuid~", $uuid
3490 and return;
3491
3492 warn "uuid file written ($value).\n";
3493
3494 1
3495
3496}
3497
3498sub write_uuid($$) {
3499 my ($skip, $sync) = @_;
3500
3501 $sync ? write_uuid_sync $skip
3502 : async { write_uuid_sync $skip };
3420} 3503}
3421 3504
3422sub emergency_save() { 3505sub emergency_save() {
3423 my $freeze_guard = cf::freeze_mainloop; 3506 my $freeze_guard = cf::freeze_mainloop;
3424 3507
3446 warn "end emergency map save\n"; 3529 warn "end emergency map save\n";
3447 3530
3448 warn "begin emergency database checkpoint\n"; 3531 warn "begin emergency database checkpoint\n";
3449 BDB::db_env_txn_checkpoint $DB_ENV; 3532 BDB::db_env_txn_checkpoint $DB_ENV;
3450 warn "end emergency database checkpoint\n"; 3533 warn "end emergency database checkpoint\n";
3534
3535 warn "begin write uuid\n";
3536 write_uuid_sync 1;
3537 warn "end write uuid\n";
3451 }; 3538 };
3452 3539
3453 warn "leave emergency perl save\n"; 3540 warn "leave emergency perl save\n";
3454} 3541}
3455 3542
3456sub post_cleanup { 3543sub post_cleanup {
3457 my ($make_core) = @_; 3544 my ($make_core) = @_;
3458 3545
3459 warn Carp::longmess "post_cleanup backtrace" 3546 warn Carp::longmess "post_cleanup backtrace"
3460 if $make_core; 3547 if $make_core;
3548
3549 my $fh = pidfile;
3550 unlink $PIDFILE if <$fh> == $$;
3461} 3551}
3552
3553# a safer delete_package, copied from Symbol
3554sub clear_package($) {
3555 my $pkg = shift;
3556
3557 # expand to full symbol table name if needed
3558 unless ($pkg =~ /^main::.*::$/) {
3559 $pkg = "main$pkg" if $pkg =~ /^::/;
3560 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3561 $pkg .= '::' unless $pkg =~ /::$/;
3562 }
3563
3564 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3565 my $stem_symtab = *{$stem}{HASH};
3566
3567 defined $stem_symtab and exists $stem_symtab->{$leaf}
3568 or return;
3569
3570 # clear all symbols
3571 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3572 for my $name (keys %$leaf_symtab) {
3573 _gv_clear *{"$pkg$name"};
3574# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3575 }
3576 warn "cleared package #$pkg\n";#d#
3577}
3578
3579our $RELOAD; # how many times to reload
3462 3580
3463sub do_reload_perl() { 3581sub do_reload_perl() {
3464 # can/must only be called in main 3582 # can/must only be called in main
3465 if ($Coro::current != $Coro::main) { 3583 if ($Coro::current != $Coro::main) {
3466 warn "can only reload from main coroutine"; 3584 warn "can only reload from main coroutine";
3467 return; 3585 return;
3468 } 3586 }
3469 3587
3588 return if $RELOAD++;
3589
3590 while ($RELOAD) {
3470 warn "reloading..."; 3591 warn "reloading...";
3471 3592
3472 warn "entering sync_job"; 3593 warn "entering sync_job";
3473 3594
3474 cf::sync_job { 3595 cf::sync_job {
3475 cf::write_runtime; # external watchdog should not bark 3596 cf::write_runtime_sync; # external watchdog should not bark
3476 cf::emergency_save; 3597 cf::emergency_save;
3477 cf::write_runtime; # external watchdog should not bark 3598 cf::write_runtime_sync; # external watchdog should not bark
3478 3599
3479 warn "syncing database to disk"; 3600 warn "syncing database to disk";
3480 BDB::db_env_txn_checkpoint $DB_ENV; 3601 BDB::db_env_txn_checkpoint $DB_ENV;
3481 3602
3482 # if anything goes wrong in here, we should simply crash as we already saved 3603 # if anything goes wrong in here, we should simply crash as we already saved
3483 3604
3484 warn "flushing outstanding aio requests"; 3605 warn "flushing outstanding aio requests";
3485 for (;;) {
3486 BDB::flush;
3487 IO::AIO::flush;
3488 Coro::cede_notself;
3489 last unless IO::AIO::nreqs || BDB::nreqs; 3606 while (IO::AIO::nreqs || BDB::nreqs) {
3490 warn "iterate..."; 3607 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491 }
3492
3493 ++$RELOAD;
3494
3495 warn "cancelling all extension coros";
3496 $_->cancel for values %EXT_CORO;
3497 %EXT_CORO = ();
3498
3499 warn "removing commands";
3500 %COMMAND = ();
3501
3502 warn "removing ext/exti commands";
3503 %EXTCMD = ();
3504 %EXTICMD = ();
3505
3506 warn "unloading/nuking all extensions";
3507 for my $pkg (@EXTS) {
3508 warn "... unloading $pkg";
3509
3510 if (my $cb = $pkg->can ("unload")) {
3511 eval {
3512 $cb->($pkg);
3513 1
3514 } or warn "$pkg unloaded, but with errors: $@";
3515 } 3608 }
3516 3609
3517 warn "... nuking $pkg"; 3610 warn "cancelling all extension coros";
3518 Symbol::delete_package $pkg; 3611 $_->cancel for values %EXT_CORO;
3519 } 3612 %EXT_CORO = ();
3520 3613
3521 warn "unloading all perl modules loaded from $LIBDIR"; 3614 warn "removing commands";
3522 while (my ($k, $v) = each %INC) { 3615 %COMMAND = ();
3523 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524 3616
3617 warn "removing ext/exti commands";
3618 %EXTCMD = ();
3619 %EXTICMD = ();
3620
3621 warn "unloading/nuking all extensions";
3622 for my $pkg (@EXTS) {
3525 warn "... unloading $k"; 3623 warn "... unloading $pkg";
3526 delete $INC{$k};
3527 3624
3528 $k =~ s/\.pm$//;
3529 $k =~ s/\//::/g;
3530
3531 if (my $cb = $k->can ("unload_module")) { 3625 if (my $cb = $pkg->can ("unload")) {
3626 eval {
3532 $cb->(); 3627 $cb->($pkg);
3628 1
3629 } or warn "$pkg unloaded, but with errors: $@";
3630 }
3631
3632 warn "... clearing $pkg";
3633 clear_package $pkg;
3533 } 3634 }
3534 3635
3535 Symbol::delete_package $k; 3636 warn "unloading all perl modules loaded from $LIBDIR";
3637 while (my ($k, $v) = each %INC) {
3638 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639
3640 warn "... unloading $k";
3641 delete $INC{$k};
3642
3643 $k =~ s/\.pm$//;
3644 $k =~ s/\//::/g;
3645
3646 if (my $cb = $k->can ("unload_module")) {
3647 $cb->();
3648 }
3649
3650 clear_package $k;
3536 } 3651 }
3537 3652
3538 warn "getting rid of safe::, as good as possible"; 3653 warn "getting rid of safe::, as good as possible";
3539 Symbol::delete_package "safe::$_" 3654 clear_package "safe::$_"
3540 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3655 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541 3656
3542 warn "unloading cf.pm \"a bit\""; 3657 warn "unloading cf.pm \"a bit\"";
3543 delete $INC{"cf.pm"}; 3658 delete $INC{"cf.pm"};
3544 delete $INC{"cf/pod.pm"}; 3659 delete $INC{"cf/pod.pm"};
3545 3660
3546 # don't, removes xs symbols, too, 3661 # don't, removes xs symbols, too,
3547 # and global variables created in xs 3662 # and global variables created in xs
3548 #Symbol::delete_package __PACKAGE__; 3663 #clear_package __PACKAGE__;
3549 3664
3550 warn "unload completed, starting to reload now"; 3665 warn "unload completed, starting to reload now";
3551 3666
3552 warn "reloading cf.pm"; 3667 warn "reloading cf.pm";
3553 require cf; 3668 require cf;
3554 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3669 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3555 3670
3556 warn "loading config and database again"; 3671 warn "loading config and database again";
3557 cf::reload_config; 3672 cf::reload_config;
3558 3673
3559 warn "loading extensions"; 3674 warn "loading extensions";
3560 cf::load_extensions; 3675 cf::load_extensions;
3561 3676
3562 warn "reattaching attachments to objects/players"; 3677 warn "reattaching attachments to objects/players";
3563 _global_reattach; # objects, sockets 3678 _global_reattach; # objects, sockets
3564 warn "reattaching attachments to maps"; 3679 warn "reattaching attachments to maps";
3565 reattach $_ for values %MAP; 3680 reattach $_ for values %MAP;
3566 warn "reattaching attachments to players"; 3681 warn "reattaching attachments to players";
3567 reattach $_ for values %PLAYER; 3682 reattach $_ for values %PLAYER;
3568 3683
3569 warn "leaving sync_job"; 3684 warn "leaving sync_job";
3570 3685
3571 1 3686 1
3572 } or do { 3687 } or do {
3573 warn $@; 3688 warn $@;
3574 cf::cleanup "error while reloading, exiting."; 3689 cf::cleanup "error while reloading, exiting.";
3575 }; 3690 };
3576 3691
3577 warn "reloaded"; 3692 warn "reloaded";
3693 --$RELOAD;
3694 }
3578}; 3695};
3579 3696
3580our $RELOAD_WATCHER; # used only during reload 3697our $RELOAD_WATCHER; # used only during reload
3581 3698
3582sub reload_perl() { 3699sub reload_perl() {
3607 3724
3608our @WAIT_FOR_TICK; 3725our @WAIT_FOR_TICK;
3609our @WAIT_FOR_TICK_BEGIN; 3726our @WAIT_FOR_TICK_BEGIN;
3610 3727
3611sub wait_for_tick { 3728sub wait_for_tick {
3612 return if tick_inhibit;
3613 return if $Coro::current == $Coro::main; 3729 return if tick_inhibit || $Coro::current == $Coro::main;
3614 3730
3615 my $signal = new Coro::Signal; 3731 my $signal = new Coro::Signal;
3616 push @WAIT_FOR_TICK, $signal; 3732 push @WAIT_FOR_TICK, $signal;
3617 $signal->wait; 3733 $signal->wait;
3618} 3734}
3619 3735
3620sub wait_for_tick_begin { 3736sub wait_for_tick_begin {
3621 return if tick_inhibit;
3622 return if $Coro::current == $Coro::main; 3737 return if tick_inhibit || $Coro::current == $Coro::main;
3623 3738
3624 my $signal = new Coro::Signal; 3739 my $signal = new Coro::Signal;
3625 push @WAIT_FOR_TICK_BEGIN, $signal; 3740 push @WAIT_FOR_TICK_BEGIN, $signal;
3626 $signal->wait; 3741 $signal->wait;
3627} 3742}
3637 3752
3638 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3753 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 3754 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640 Coro::async_pool { 3755 Coro::async_pool {
3641 $Coro::current->{desc} = "runtime saver"; 3756 $Coro::current->{desc} = "runtime saver";
3642 write_runtime 3757 write_runtime_sync
3643 or warn "ERROR: unable to write runtime file: $!"; 3758 or warn "ERROR: unable to write runtime file: $!";
3644 }; 3759 };
3645 } 3760 }
3646 3761
3647 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3762 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3666{ 3781{
3667 # configure BDB 3782 # configure BDB
3668 3783
3669 BDB::min_parallel 8; 3784 BDB::min_parallel 8;
3670 BDB::max_poll_reqs $TICK * 0.1; 3785 BDB::max_poll_reqs $TICK * 0.1;
3671 $Coro::BDB::WATCHER->priority (1); 3786 $AnyEvent::BDB::WATCHER->priority (1);
3672 3787
3673 unless ($DB_ENV) { 3788 unless ($DB_ENV) {
3674 $DB_ENV = BDB::db_env_create; 3789 $DB_ENV = BDB::db_env_create;
3675 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3790 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676 | BDB::LOG_AUTOREMOVE, 1); 3791 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3792 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3793 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3794 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679 3795
3680 cf::sync_job { 3796 cf::sync_job {
3681 eval { 3797 eval {
3707{ 3823{
3708 # configure IO::AIO 3824 # configure IO::AIO
3709 3825
3710 IO::AIO::min_parallel 8; 3826 IO::AIO::min_parallel 8;
3711 IO::AIO::max_poll_time $TICK * 0.1; 3827 IO::AIO::max_poll_time $TICK * 0.1;
3712 $Coro::AIO::WATCHER->priority (1); 3828 undef $AnyEvent::AIO::WATCHER;
3713} 3829}
3714 3830
3715my $_log_backtrace; 3831my $_log_backtrace;
3716 3832
3717sub _log_backtrace { 3833sub _log_backtrace {
3720 $msg =~ s/\n//; 3836 $msg =~ s/\n//;
3721 3837
3722 # limit the # of concurrent backtraces 3838 # limit the # of concurrent backtraces
3723 if ($_log_backtrace < 2) { 3839 if ($_log_backtrace < 2) {
3724 ++$_log_backtrace; 3840 ++$_log_backtrace;
3841 my $perl_bt = Carp::longmess $msg;
3725 async { 3842 async {
3726 $Coro::current->{desc} = "abt $msg"; 3843 $Coro::current->{desc} = "abt $msg";
3727 3844
3728 my @bt = fork_call { 3845 my @bt = fork_call {
3729 @addr = map { sprintf "%x", $_ } @addr; 3846 @addr = map { sprintf "%x", $_ } @addr;
3740 } 3857 }
3741 3858
3742 @funcs 3859 @funcs
3743 }; 3860 };
3744 3861
3745 LOG llevInfo, "[ABT] $msg\n"; 3862 LOG llevInfo, "[ABT] $perl_bt\n";
3863 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746 LOG llevInfo, "[ABT] $_\n" for @bt; 3864 LOG llevInfo, "[ABT] $_\n" for @bt;
3747 --$_log_backtrace; 3865 --$_log_backtrace;
3748 }; 3866 };
3749 } else { 3867 } else {
3750 LOG llevInfo, "[ABT] $msg\n"; 3868 LOG llevInfo, "[ABT] $msg\n";

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