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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.393 by root, Fri Oct 26 04:47:00 2007 UTC

4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable;
10use Event; 9use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.64 (); 15use Coro 4.1 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::Event;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
27use BDB (); 27use BDB ();
28use Data::Dumper; 28use Data::Dumper;
29use Digest::MD5; 29use Digest::MD5;
30use Fcntl; 30use Fcntl;
31use YAML::Syck (); 31use YAML::Syck ();
32use IO::AIO 2.32 (); 32use IO::AIO 2.51 ();
33use Time::HiRes; 33use Time::HiRes;
34use Compress::LZF; 34use Compress::LZF;
35use Digest::MD5 (); 35use Digest::MD5 ();
36 36
37# configure various modules to our taste 37# configure various modules to our taste
373 } 373 }
374 } 374 }
375 } 375 }
376 376
377 if (@SLOT_QUEUE) { 377 if (@SLOT_QUEUE) {
378 # we do not use wait_For_tick() as it returns immediately when tick is inactive 378 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal; 379 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait; 380 $signal->wait;
381 } else { 381 } else {
382 Coro::schedule; 382 Coro::schedule;
383 } 383 }
427 my $time = Event::time; 427 my $time = Event::time;
428 428
429 # this is the main coro, too bad, we have to block 429 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 430 # till the operation succeeds, freezing the server :/
431 431
432 LOG llevError | logBacktrace, Carp::longmess "sync job";#d# 432 LOG llevError, Carp::longmess "sync job";#d#
433 433
434 # TODO: use suspend/resume instead 434 # TODO: use suspend/resume instead
435 # (but this is cancel-safe) 435 # (but this is cancel-safe)
436 my $freeze_guard = freeze_mainloop; 436 my $freeze_guard = freeze_mainloop;
437 437
444 warn $@ if $@; 444 warn $@ if $@;
445 undef $busy; 445 undef $busy;
446 })->prio (Coro::PRIO_MAX); 446 })->prio (Coro::PRIO_MAX);
447 447
448 while ($busy) { 448 while ($busy) {
449 if (Coro::nready) {
450 Coro::cede_notself;
451 } else {
449 Coro::cede or Event::one_event; 452 Event::one_event;
453 }
450 } 454 }
451 455
452 $time = Event::time - $time; 456 $time = Event::time - $time;
453 457
454 LOG llevError | logBacktrace, Carp::longmess "long sync job" 458 LOG llevError | logBacktrace, Carp::longmess "long sync job"
966 970
967=cut 971=cut
968 972
969############################################################################# 973#############################################################################
970# object support 974# object support
971#
972 975
976sub _object_equal($$);
977sub _object_equal($$) {
978 my ($a, $b) = @_;
979
980 return 0 unless (ref $a) eq (ref $b);
981
982 if ("HASH" eq ref $a) {
983 my @ka = keys %$a;
984 my @kb = keys %$b;
985
986 return 0 if @ka != @kb;
987
988 for (0 .. $#ka) {
989 return 0 unless $ka[$_] eq $kb[$_];
990 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
991 }
992
993 } elsif ("ARRAY" eq ref $a) {
994
995 return 0 if @$a != @$b;
996
997 for (0 .. $#$a) {
998 return 0 unless _object_equal $a->[$_], $b->[$_];
999 }
1000
1001 } elsif ($a ne $b) {
1002 return 0;
1003 }
1004
1005 1
1006}
1007
1008our $SLOW_MERGES;#d#
973sub _can_merge { 1009sub _can_merge {
974 my ($ob1, $ob2) = @_; 1010 my ($ob1, $ob2) = @_;
975 1011
976 local $Storable::canonical = 1; 1012 ++$SLOW_MERGES;#d#
977 my $fob1 = Storable::freeze $ob1;
978 my $fob2 = Storable::freeze $ob2;
979 1013
980 $fob1 eq $fob2 1014 # we do the slow way here
1015 return _object_equal $ob1, $ob2
981} 1016}
982 1017
983sub reattach { 1018sub reattach {
984 # basically do the same as instantiate, without calling instantiate 1019 # basically do the same as instantiate, without calling instantiate
985 my ($obj) = @_; 1020 my ($obj) = @_;
1046 close $fh; 1081 close $fh;
1047 1082
1048 if (@$objs) { 1083 if (@$objs) {
1049 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1084 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050 chmod SAVE_MODE, $fh; 1085 chmod SAVE_MODE, $fh;
1051 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1086 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052 aio_write $fh, 0, (length $data), $data, 0; 1087 aio_write $fh, 0, (length $data), $data, 0;
1053 aio_fsync $fh if $cf::USE_FSYNC; 1088 aio_fsync $fh if $cf::USE_FSYNC;
1054 close $fh; 1089 close $fh;
1055 aio_rename "$filename.pst~", "$filename.pst"; 1090 aio_rename "$filename.pst~", "$filename.pst";
1056 } 1091 }
1087 1122
1088 unless (aio_stat "$filename.pst") { 1123 unless (aio_stat "$filename.pst") {
1089 (aio_load "$filename.pst", $av) >= 0 1124 (aio_load "$filename.pst", $av) >= 0
1090 or return; 1125 or return;
1091 1126
1092 $av = eval { (Storable::thaw $av)->{objs} }; 1127 my $st = eval { Coro::Storable::thaw $av };
1128 $av = $st->{objs};
1093 } 1129 }
1094 1130
1095 utf8::decode (my $decname = $filename); 1131 utf8::decode (my $decname = $filename);
1096 warn sprintf "loading %s (%d,%d)\n", 1132 warn sprintf "loading %s (%d,%d)\n",
1097 $decname, length $data, scalar @{$av || []}; 1133 $decname, length $data, scalar @{$av || []};
1512 1548
1513Expand crossfire pod fragments into protocol xml. 1549Expand crossfire pod fragments into protocol xml.
1514 1550
1515=cut 1551=cut
1516 1552
1553use re 'eval';
1554
1555my $group;
1556my $interior; $interior = qr{
1557 # match a pod interior sequence sans C<< >>
1558 (?:
1559 \ (.*?)\ (?{ $group = $^N })
1560 | < (??{$interior}) >
1561 )
1562}x;
1563
1517sub expand_cfpod { 1564sub expand_cfpod {
1518 ((my $self), (local $_)) = @_; 1565 my ($self, $pod) = @_;
1519 1566
1520 # escape & and < 1567 my $xml;
1521 s/&/&amp;/g;
1522 s/(?<![BIUGHT])</&lt;/g;
1523 1568
1524 # this is buggy, it needs to properly take care of nested <'s 1569 while () {
1570 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571 $group = $1;
1525 1572
1526 1 while 1573 $group =~ s/&/&amp;/g;
1527 # replace B<>, I<>, U<> etc. 1574 $group =~ s/</&lt;/g;
1528 s/B<([^\>]*)>/<b>$1<\/b>/ 1575
1529 || s/I<([^\>]*)>/<i>$1<\/i>/ 1576 $xml .= $group;
1530 || s/U<([^\>]*)>/<u>$1<\/u>/ 1577 } elsif ($pod =~ m%\G
1531 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1578 ([BCGHITU])
1532 # replace G<male|female> tags 1579 <
1533 || s{G<([^>|]*)\|([^>]*)>}{ 1580 (?:
1534 $self->gender ? $2 : $1 1581 ([^<>]*) (?{ $group = $^N })
1535 }ge 1582 | < $interior >
1536 # replace H<hint text> 1583 )
1537 || s{H<([^\>]*)>} 1584 >
1585 %gcsx
1538 { 1586 ) {
1587 my ($code, $data) = ($1, $group);
1588
1589 if ($code eq "B") {
1590 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591 } elsif ($code eq "I") {
1592 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593 } elsif ($code eq "U") {
1594 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595 } elsif ($code eq "C") {
1596 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597 } elsif ($code eq "T") {
1598 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599 } elsif ($code eq "G") {
1600 my ($male, $female) = split /\|/, $data;
1601 $data = $self->gender ? $female : $male;
1602 $xml .= expand_cfpod ($self, $data);
1603 } elsif ($code eq "H") {
1539 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1604 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1540 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1605 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541 "") 1606 "")
1542 [$self->{hintmode}] 1607 [$self->{hintmode}];
1608 } else {
1609 $xml .= "error processing '$code($data)' directive";
1543 }ge; 1610 }
1611 } else {
1612 if ($pod =~ /\G(.+)/) {
1613 warn "parse error while expanding $pod (at $1)";
1614 }
1615 last;
1616 }
1617 }
1544 1618
1619 for ($xml) {
1545 # create single paragraphs (very hackish) 1620 # create single paragraphs (very hackish)
1546 s/(?<=\S)\n(?=\w)/ /g; 1621 s/(?<=\S)\n(?=\w)/ /g;
1547 1622
1548 # compress some whitespace 1623 # compress some whitespace
1549 s/\s+\n/\n/g; # ws line-ends 1624 s/\s+\n/\n/g; # ws line-ends
1550 s/\n\n+/\n/g; # double lines 1625 s/\n\n+/\n/g; # double lines
1551 s/^\n+//; # beginning lines 1626 s/^\n+//; # beginning lines
1552 s/\n+$//; # ending lines 1627 s/\n+$//; # ending lines
1628 }
1553 1629
1554 $_ 1630 $xml
1555} 1631}
1632
1633no re 'eval';
1556 1634
1557sub hintmode { 1635sub hintmode {
1558 $_[0]{hintmode} = $_[1] if @_ > 1; 1636 $_[0]{hintmode} = $_[1] if @_ > 1;
1559 $_[0]{hintmode} 1637 $_[0]{hintmode}
1560} 1638}
2630the message, with C<log> being the default. If C<$color> is negative, suppress 2708the message, with C<log> being the default. If C<$color> is negative, suppress
2631the message unless the client supports the msg packet. 2709the message unless the client supports the msg packet.
2632 2710
2633=cut 2711=cut
2634 2712
2713# non-persistent channels (usually the info channel)
2635our %CHANNEL = ( 2714our %CHANNEL = (
2636 "c/identify" => { 2715 "c/identify" => {
2637 id => "infobox", 2716 id => "infobox",
2638 title => "Identify", 2717 title => "Identify",
2639 reply => undef, 2718 reply => undef,
2643 id => "infobox", 2722 id => "infobox",
2644 title => "Examine", 2723 title => "Examine",
2645 reply => undef, 2724 reply => undef,
2646 tooltip => "Signs and other items you examined", 2725 tooltip => "Signs and other items you examined",
2647 }, 2726 },
2727 "c/book" => {
2728 id => "infobox",
2729 title => "Book",
2730 reply => undef,
2731 tooltip => "The contents of a note or book",
2732 },
2648 "c/lookat" => { 2733 "c/lookat" => {
2649 id => "infobox", 2734 id => "infobox",
2650 title => "Look", 2735 title => "Look",
2651 reply => undef, 2736 reply => undef,
2652 tooltip => "What you saw there", 2737 tooltip => "What you saw there",
2738 },
2739 "c/who" => {
2740 id => "infobox",
2741 title => "Players",
2742 reply => undef,
2743 tooltip => "Shows players who are currently online",
2744 },
2745 "c/body" => {
2746 id => "infobox",
2747 title => "Body Parts",
2748 reply => undef,
2749 tooltip => "Shows which body parts you posess and are available",
2750 },
2751 "c/uptime" => {
2752 id => "infobox",
2753 title => "Uptime",
2754 reply => undef,
2755 tooltip => "How long the server has been running since last restart",
2756 },
2757 "c/mapinfo" => {
2758 id => "infobox",
2759 title => "Map Info",
2760 reply => undef,
2761 tooltip => "Information related to the maps",
2653 }, 2762 },
2654); 2763);
2655 2764
2656sub cf::client::send_msg { 2765sub cf::client::send_msg {
2657 my ($self, $channel, $msg, $color, @extra) = @_; 2766 my ($self, $channel, $msg, $color, @extra) = @_;
2894=pod 3003=pod
2895 3004
2896The following functions and methods are available within a safe environment: 3005The following functions and methods are available within a safe environment:
2897 3006
2898 cf::object 3007 cf::object
2899 contr pay_amount pay_player map x y force_find force_add 3008 contr pay_amount pay_player map x y force_find force_add destroy
2900 insert remove name archname title slaying race decrease_ob_nr 3009 insert remove name archname title slaying race decrease_ob_nr
2901 3010
2902 cf::object::player 3011 cf::object::player
2903 player 3012 player
2904 3013
2911=cut 3020=cut
2912 3021
2913for ( 3022for (
2914 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3023 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915 insert remove inv name archname title slaying race 3024 insert remove inv name archname title slaying race
2916 decrease_ob_nr)], 3025 decrease_ob_nr destroy)],
2917 ["cf::object::player" => qw(player)], 3026 ["cf::object::player" => qw(player)],
2918 ["cf::player" => qw(peaceful)], 3027 ["cf::player" => qw(peaceful)],
2919 ["cf::map" => qw(trigger)], 3028 ["cf::map" => qw(trigger)],
2920) { 3029) {
2921 no strict 'refs'; 3030 no strict 'refs';
3278 # and maps saved/destroyed asynchronously. 3387 # and maps saved/destroyed asynchronously.
3279 warn "begin emergency player save\n"; 3388 warn "begin emergency player save\n";
3280 for my $login (keys %cf::PLAYER) { 3389 for my $login (keys %cf::PLAYER) {
3281 my $pl = $cf::PLAYER{$login} or next; 3390 my $pl = $cf::PLAYER{$login} or next;
3282 $pl->valid or next; 3391 $pl->valid or next;
3392 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283 $pl->save; 3393 $pl->save;
3284 } 3394 }
3285 warn "end emergency player save\n"; 3395 warn "end emergency player save\n";
3286 3396
3287 warn "begin emergency map save\n"; 3397 warn "begin emergency map save\n";
3335 3445
3336 warn "flushing outstanding aio requests"; 3446 warn "flushing outstanding aio requests";
3337 for (;;) { 3447 for (;;) {
3338 BDB::flush; 3448 BDB::flush;
3339 IO::AIO::flush; 3449 IO::AIO::flush;
3340 Coro::cede; 3450 Coro::cede_notself;
3341 last unless IO::AIO::nreqs || BDB::nreqs; 3451 last unless IO::AIO::nreqs || BDB::nreqs;
3342 warn "iterate..."; 3452 warn "iterate...";
3343 } 3453 }
3344 3454
3345 ++$RELOAD; 3455 ++$RELOAD;

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