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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC vs.
Revision 1.394 by root, Thu Nov 8 19:43:25 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
… …
80our $NEXT_TICK; 80our $NEXT_TICK;
81our $NOW; 81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 82our $USE_FSYNC = 1; # use fsync to write maps - default off
83 83
84our $BDB_POLL_WATCHER; 84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 88our $DB_ENV;
86 89
87our %CFG; 90our %CFG;
88 91
89our $UPTIME; $UPTIME ||= time; 92our $UPTIME; $UPTIME ||= time;
… …
187 $msg .= "\n" 190 $msg .= "\n"
188 unless $msg =~ /\n$/; 191 unless $msg =~ /\n$/;
189 192
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 194
192 utf8::encode $msg;
193 LOG llevError, $msg; 195 LOG llevError, $msg;
194 }; 196 };
195} 197}
196 198
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
… …
285Return true if the lock is currently active, i.e. somebody has locked it. 287Return true if the lock is currently active, i.e. somebody has locked it.
286 288
287=cut 289=cut
288 290
289our %LOCK; 291our %LOCK;
292our %LOCKER;#d#
290 293
291sub lock_wait($) { 294sub lock_wait($) {
292 my ($key) = @_; 295 my ($key) = @_;
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
293 301
294 # wait for lock, if any 302 # wait for lock, if any
295 while ($LOCK{$key}) { 303 while ($LOCK{$key}) {
296 push @{ $LOCK{$key} }, $Coro::current; 304 push @{ $LOCK{$key} }, $Coro::current;
297 Coro::schedule; 305 Coro::schedule;
… …
303 311
304 # wait, to be sure we are not locked 312 # wait, to be sure we are not locked
305 lock_wait $key; 313 lock_wait $key;
306 314
307 $LOCK{$key} = []; 315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
308 317
309 Coro::guard { 318 Coro::guard {
319 delete $LOCKER{$key};#d#
310 # wake up all waiters, to be on the safe side 320 # wake up all waiters, to be on the safe side
311 $_->ready for @{ delete $LOCK{$key} }; 321 $_->ready for @{ delete $LOCK{$key} };
312 } 322 }
313} 323}
314 324
… …
344our @SLOT_QUEUE; 354our @SLOT_QUEUE;
345our $SLOT_QUEUE; 355our $SLOT_QUEUE;
346 356
347$SLOT_QUEUE->cancel if $SLOT_QUEUE; 357$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348$SLOT_QUEUE = Coro::async { 358$SLOT_QUEUE = Coro::async {
359 $Coro::current->desc ("timeslot manager");
360
349 my $signal = new Coro::Signal; 361 my $signal = new Coro::Signal;
350 362
351 while () { 363 while () {
352 next_job: 364 next_job:
353 my $avail = cf::till_tick; 365 my $avail = cf::till_tick;
… …
361 } 373 }
362 } 374 }
363 } 375 }
364 376
365 if (@SLOT_QUEUE) { 377 if (@SLOT_QUEUE) {
366 # 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
367 push @cf::WAIT_FOR_TICK, $signal; 379 push @cf::WAIT_FOR_TICK, $signal;
368 $signal->wait; 380 $signal->wait;
369 } else { 381 } else {
370 Coro::schedule; 382 Coro::schedule;
371 } 383 }
… …
394 406
395BEGIN { *async = \&Coro::async_pool } 407BEGIN { *async = \&Coro::async_pool }
396 408
397=item cf::sync_job { BLOCK } 409=item cf::sync_job { BLOCK }
398 410
399The design of Crossfire TRT requires that the main coroutine ($Coro::main) 411The design of Deliantra requires that the main coroutine ($Coro::main)
400is always able to handle events or runnable, as Crossfire TRT is only 412is always able to handle events or runnable, as Deliantra is only
401partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402acceptable. 414acceptable.
403 415
404If it must be done, put the blocking parts into C<sync_job>. This will run 416If it must be done, put the blocking parts into C<sync_job>. This will run
405the given BLOCK in another coroutine while waiting for the result. The 417the given BLOCK in another coroutine while waiting for the result. The
… …
415 my $time = Event::time; 427 my $time = Event::time;
416 428
417 # this is the main coro, too bad, we have to block 429 # this is the main coro, too bad, we have to block
418 # till the operation succeeds, freezing the server :/ 430 # till the operation succeeds, freezing the server :/
419 431
432 LOG llevError, Carp::longmess "sync job";#d#
433
420 # TODO: use suspend/resume instead 434 # TODO: use suspend/resume instead
421 # (but this is cancel-safe) 435 # (but this is cancel-safe)
422 my $freeze_guard = freeze_mainloop; 436 my $freeze_guard = freeze_mainloop;
423 437
424 my $busy = 1; 438 my $busy = 1;
425 my @res; 439 my @res;
426 440
427 (async { 441 (async {
442 $Coro::current->desc ("sync job coro");
428 @res = eval { $job->() }; 443 @res = eval { $job->() };
429 warn $@ if $@; 444 warn $@ if $@;
430 undef $busy; 445 undef $busy;
431 })->prio (Coro::PRIO_MAX); 446 })->prio (Coro::PRIO_MAX);
432 447
433 while ($busy) { 448 while ($busy) {
449 if (Coro::nready) {
450 Coro::cede_notself;
451 } else {
434 Coro::cede or Event::one_event; 452 Event::one_event;
453 }
435 } 454 }
436 455
437 $time = Event::time - $time; 456 $time = Event::time - $time;
438 457
439 LOG llevError | logBacktrace, Carp::longmess "long sync job" 458 LOG llevError | logBacktrace, Carp::longmess "long sync job"
… …
500=item cf::db_put $family => $key => $value 519=item cf::db_put $family => $key => $value
501 520
502Stores the given C<$value> in the family. It can currently store binary 521Stores the given C<$value> in the family. It can currently store binary
503data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 522data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504 523
524=item $db = cf::db_table "name"
525
526Create and/or open a new database table. The string must not be "db" and must be unique
527within each server.
528
505=cut 529=cut
530
531sub db_table($) {
532 my ($name) = @_;
533 my $db = BDB::db_create $DB_ENV;
534
535 eval {
536 $db->set_flags (BDB::CHKSUM);
537
538 utf8::encode $name;
539 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
540 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
541 cf::cleanup "db_open(db): $!" if $!;
542 };
543 cf::cleanup "db_open(db): $@" if $@;
544
545 $db
546}
506 547
507our $DB; 548our $DB;
508 549
509sub db_init { 550sub db_init {
510 unless ($DB) {
511 $DB = BDB::db_create $DB_ENV;
512
513 cf::sync_job { 551 cf::sync_job {
514 eval { 552 $DB ||= db_table "db";
515 $DB->set_flags (BDB::CHKSUM);
516
517 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519 cf::cleanup "db_open(db): $!" if $!;
520 };
521 cf::cleanup "db_open(db): $@" if $@;
522 };
523 } 553 };
524} 554}
525 555
526sub db_get($$) { 556sub db_get($$) {
527 my $key = "$_[0]/$_[1]"; 557 my $key = "$_[0]/$_[1]";
528 558
… …
632attach callbacks/event handlers (a collection of which is called an "attachment") 662attach callbacks/event handlers (a collection of which is called an "attachment")
633to it. All such attachable objects support the following methods. 663to it. All such attachable objects support the following methods.
634 664
635In the following description, CLASS can be any of C<global>, C<object> 665In the following description, CLASS can be any of C<global>, C<object>
636C<player>, C<client> or C<map> (i.e. the attachable objects in 666C<player>, C<client> or C<map> (i.e. the attachable objects in
637Crossfire TRT). 667Deliantra).
638 668
639=over 4 669=over 4
640 670
641=item $attachable->attach ($attachment, key => $value...) 671=item $attachable->attach ($attachment, key => $value...)
642 672
… …
940 970
941=cut 971=cut
942 972
943############################################################################# 973#############################################################################
944# object support 974# object support
945#
946 975
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 $SLOW_MERGES;#d#
947sub _can_merge { 1009sub _can_merge {
948 my ($ob1, $ob2) = @_; 1010 my ($ob1, $ob2) = @_;
949 1011
950 local $Storable::canonical = 1; 1012 ++$SLOW_MERGES;#d#
951 my $fob1 = Storable::freeze $ob1;
952 my $fob2 = Storable::freeze $ob2;
953 1013
954 $fob1 eq $fob2 1014 # we do the slow way here
1015 return _object_equal $ob1, $ob2
955} 1016}
956 1017
957sub reattach { 1018sub reattach {
958 # basically do the same as instantiate, without calling instantiate 1019 # basically do the same as instantiate, without calling instantiate
959 my ($obj) = @_; 1020 my ($obj) = @_;
… …
1005); 1066);
1006 1067
1007sub object_freezer_save { 1068sub object_freezer_save {
1008 my ($filename, $rdata, $objs) = @_; 1069 my ($filename, $rdata, $objs) = @_;
1009 1070
1010 my $guard = cf::lock_acquire "io";
1011
1012 sync_job { 1071 sync_job {
1013 if (length $$rdata) { 1072 if (length $$rdata) {
1073 utf8::decode (my $decname = $filename);
1014 warn sprintf "saving %s (%d,%d)\n", 1074 warn sprintf "saving %s (%d,%d)\n",
1015 $filename, length $$rdata, scalar @$objs; 1075 $decname, length $$rdata, scalar @$objs;
1016 1076
1017 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1077 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018 chmod SAVE_MODE, $fh; 1078 chmod SAVE_MODE, $fh;
1019 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1079 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020 aio_fsync $fh if $cf::USE_FSYNC; 1080 aio_fsync $fh if $cf::USE_FSYNC;
1021 close $fh; 1081 close $fh;
1022 1082
1023 if (@$objs) { 1083 if (@$objs) {
1024 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) {
1025 chmod SAVE_MODE, $fh; 1085 chmod SAVE_MODE, $fh;
1026 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1086 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027 aio_write $fh, 0, (length $data), $data, 0; 1087 aio_write $fh, 0, (length $data), $data, 0;
1028 aio_fsync $fh if $cf::USE_FSYNC; 1088 aio_fsync $fh if $cf::USE_FSYNC;
1029 close $fh; 1089 close $fh;
1030 aio_rename "$filename.pst~", "$filename.pst"; 1090 aio_rename "$filename.pst~", "$filename.pst";
1031 } 1091 }
… …
1040 } else { 1100 } else {
1041 aio_unlink $filename; 1101 aio_unlink $filename;
1042 aio_unlink "$filename.pst"; 1102 aio_unlink "$filename.pst";
1043 } 1103 }
1044 }; 1104 };
1045
1046 undef $guard;
1047} 1105}
1048 1106
1049sub object_freezer_as_string { 1107sub object_freezer_as_string {
1050 my ($rdata, $objs) = @_; 1108 my ($rdata, $objs) = @_;
1051 1109
… …
1056 1114
1057sub object_thawer_load { 1115sub object_thawer_load {
1058 my ($filename) = @_; 1116 my ($filename) = @_;
1059 1117
1060 my ($data, $av); 1118 my ($data, $av);
1061
1062 my $guard = cf::lock_acquire "io";
1063 1119
1064 (aio_load $filename, $data) >= 0 1120 (aio_load $filename, $data) >= 0
1065 or return; 1121 or return;
1066 1122
1067 unless (aio_stat "$filename.pst") { 1123 unless (aio_stat "$filename.pst") {
1068 (aio_load "$filename.pst", $av) >= 0 1124 (aio_load "$filename.pst", $av) >= 0
1069 or return; 1125 or return;
1070 1126
1071 undef $guard;
1072 $av = eval { (Storable::thaw $av)->{objs} }; 1127 my $st = eval { Coro::Storable::thaw $av };
1128 $av = $st->{objs};
1073 } 1129 }
1074 1130
1131 utf8::decode (my $decname = $filename);
1075 warn sprintf "loading %s (%d)\n", 1132 warn sprintf "loading %s (%d,%d)\n",
1076 $filename, length $data, scalar @{$av || []}; 1133 $decname, length $data, scalar @{$av || []};
1077 1134
1078 ($data, $av) 1135 ($data, $av)
1079} 1136}
1080 1137
1081=head2 COMMAND CALLBACKS 1138=head2 COMMAND CALLBACKS
… …
1269 1326
1270=head3 cf::player 1327=head3 cf::player
1271 1328
1272=over 4 1329=over 4
1273 1330
1331=item cf::player::num_playing
1332
1333Returns the official number of playing players, as per the Crossfire metaserver rules.
1334
1335=cut
1336
1337sub num_playing {
1338 scalar grep
1339 $_->ob->map
1340 && !$_->hidden
1341 && !$_->ob->flag (cf::FLAG_WIZ),
1342 cf::player::list
1343}
1344
1274=item cf::player::find $login 1345=item cf::player::find $login
1275 1346
1276Returns the given player object, loading it if necessary (might block). 1347Returns the given player object, loading it if necessary (might block).
1277 1348
1278=cut 1349=cut
… …
1316 aio_unlink +(playerdir $login) . "/$login.pl"; 1387 aio_unlink +(playerdir $login) . "/$login.pl";
1317 1388
1318 my $f = new_from_file cf::object::thawer path $login 1389 my $f = new_from_file cf::object::thawer path $login
1319 or return; 1390 or return;
1320 1391
1321 $f->next;
1322 my $pl = cf::player::load_pl $f 1392 my $pl = cf::player::load_pl $f
1323 or return; 1393 or return;
1324 local $cf::PLAYER_LOADING{$login} = $pl; 1394 local $cf::PLAYER_LOADING{$login} = $pl;
1325 $f->resolve_delayed_derefs; 1395 $f->resolve_delayed_derefs;
1326 $cf::PLAYER{$login} = $pl 1396 $cf::PLAYER{$login} = $pl
… …
1478 1548
1479Expand crossfire pod fragments into protocol xml. 1549Expand crossfire pod fragments into protocol xml.
1480 1550
1481=cut 1551=cut
1482 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
1483sub expand_cfpod { 1564sub expand_cfpod {
1484 ((my $self), (local $_)) = @_; 1565 my ($self, $pod) = @_;
1485 1566
1486 # escape & and < 1567 my $xml;
1487 s/&/&amp;/g;
1488 s/(?<![BIUGHT])</&lt;/g;
1489 1568
1490 # this is buggy, it needs to properly take care of nested <'s 1569 while () {
1570 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571 $group = $1;
1491 1572
1492 1 while 1573 $group =~ s/&/&amp;/g;
1493 # replace B<>, I<>, U<> etc. 1574 $group =~ s/</&lt;/g;
1494 s/B<([^\>]*)>/<b>$1<\/b>/ 1575
1495 || s/I<([^\>]*)>/<i>$1<\/i>/ 1576 $xml .= $group;
1496 || s/U<([^\>]*)>/<u>$1<\/u>/ 1577 } elsif ($pod =~ m%\G
1497 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1578 ([BCGHITU])
1498 # replace G<male|female> tags 1579 <
1499 || s{G<([^>|]*)\|([^>]*)>}{ 1580 (?:
1500 $self->gender ? $2 : $1 1581 ([^<>]*) (?{ $group = $^N })
1501 }ge 1582 | < $interior >
1502 # replace H<hint text> 1583 )
1503 || s{H<([^\>]*)>} 1584 >
1585 %gcsx
1504 { 1586 ) {
1587 my ($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") {
1505 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1604 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1605 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507 "") 1606 "")
1508 [$self->{hintmode}] 1607 [$self->{hintmode}];
1608 } else {
1609 $xml .= "error processing '$code($data)' directive";
1509 }ge; 1610 }
1611 } else {
1612 if ($pod =~ /\G(.+)/) {
1613 warn "parse error while expanding $pod (at $1)";
1614 }
1615 last;
1616 }
1617 }
1510 1618
1619 for ($xml) {
1511 # create single paragraphs (very hackish) 1620 # create single paragraphs (very hackish)
1512 s/(?<=\S)\n(?=\w)/ /g; 1621 s/(?<=\S)\n(?=\w)/ /g;
1513 1622
1514 # compress some whitespace 1623 # compress some whitespace
1515 s/\s+\n/\n/g; # ws line-ends 1624 s/\s+\n/\n/g; # ws line-ends
1516 s/\n\n+/\n/g; # double lines 1625 s/\n\n+/\n/g; # double lines
1517 s/^\n+//; # beginning lines 1626 s/^\n+//; # beginning lines
1518 s/\n+$//; # ending lines 1627 s/\n+$//; # ending lines
1628 }
1519 1629
1520 $_ 1630 $xml
1521} 1631}
1632
1633no re 'eval';
1522 1634
1523sub hintmode { 1635sub hintmode {
1524 $_[0]{hintmode} = $_[1] if @_ > 1; 1636 $_[0]{hintmode} = $_[1] if @_ > 1;
1525 $_[0]{hintmode} 1637 $_[0]{hintmode}
1526} 1638}
… …
1841sub find { 1953sub find {
1842 my ($path, $origin) = @_; 1954 my ($path, $origin) = @_;
1843 1955
1844 $path = normalise $path, $origin && $origin->path; 1956 $path = normalise $path, $origin && $origin->path;
1845 1957
1958 cf::lock_wait "map_data:$path";#d#remove
1846 cf::lock_wait "map_find:$path"; 1959 cf::lock_wait "map_find:$path";
1847 1960
1848 $cf::MAP{$path} || do { 1961 $cf::MAP{$path} || do {
1849 my $guard = cf::lock_acquire "map_find:$path"; 1962 my $guard1 = cf::lock_acquire "map_find:$path";
1963 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1850 my $map = new_from_path cf::map $path 1965 my $map = new_from_path cf::map $path
1851 or return; 1966 or return;
1852 1967
1853 $map->{last_save} = $cf::RUNTIME; 1968 $map->{last_save} = $cf::RUNTIME;
1854 1969
… …
1856 or return; 1971 or return;
1857 1972
1858 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1973 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859 # doing this can freeze the server in a sync job, obviously 1974 # doing this can freeze the server in a sync job, obviously
1860 #$cf::WAIT_FOR_TICK->wait; 1975 #$cf::WAIT_FOR_TICK->wait;
1976 undef $guard1;
1977 undef $guard2;
1861 $map->reset; 1978 $map->reset;
1862 undef $guard;
1863 return find $path; 1979 return find $path;
1864 } 1980 }
1865 1981
1866 $cf::MAP{$path} = $map 1982 $cf::MAP{$path} = $map
1867 } 1983 }
… …
1879 1995
1880 { 1996 {
1881 my $guard = cf::lock_acquire "map_data:$path"; 1997 my $guard = cf::lock_acquire "map_data:$path";
1882 1998
1883 return unless $self->valid; 1999 return unless $self->valid;
1884 return if $self->in_memory != cf::MAP_SWAPPED; 2000 return unless $self->in_memory == cf::MAP_SWAPPED;
1885 2001
1886 $self->in_memory (cf::MAP_LOADING); 2002 $self->in_memory (cf::MAP_LOADING);
1887 2003
1888 $self->alloc; 2004 $self->alloc;
1889 2005
… …
2003 } 2119 }
2004 2120
2005 $MAP_PREFETCH{$path} |= $load; 2121 $MAP_PREFETCH{$path} |= $load;
2006 2122
2007 $MAP_PREFETCHER ||= cf::async { 2123 $MAP_PREFETCHER ||= cf::async {
2124 $Coro::current->{desc} = "map prefetcher";
2125
2008 while (%MAP_PREFETCH) { 2126 while (%MAP_PREFETCH) {
2009 while (my ($k, $v) = each %MAP_PREFETCH) { 2127 while (my ($k, $v) = each %MAP_PREFETCH) {
2010 if (my $map = find $k) { 2128 if (my $map = find $k) {
2011 $map->load if $v; 2129 $map->load if $v;
2012 } 2130 }
… …
2038 return if $self->{deny_save}; 2156 return if $self->{deny_save};
2039 2157
2040 local $self->{last_access} = $self->last_access;#d# 2158 local $self->{last_access} = $self->last_access;#d#
2041 2159
2042 cf::async { 2160 cf::async {
2161 $Coro::current->{desc} = "map player save";
2043 $_->contr->save for $self->players; 2162 $_->contr->save for $self->players;
2044 }; 2163 };
2045 2164
2046 if ($uniq) { 2165 if ($uniq) {
2047 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2166 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
… …
2061 2180
2062 return if $self->players; 2181 return if $self->players;
2063 return if $self->in_memory != cf::MAP_IN_MEMORY; 2182 return if $self->in_memory != cf::MAP_IN_MEMORY;
2064 return if $self->{deny_save}; 2183 return if $self->{deny_save};
2065 2184
2185 $self->in_memory (cf::MAP_SWAPPED);
2186
2187 $self->deactivate;
2188 $_->clear_links_to ($self) for values %cf::MAP;
2066 $self->clear; 2189 $self->clear;
2067 $self->in_memory (cf::MAP_SWAPPED);
2068} 2190}
2069 2191
2070sub reset_at { 2192sub reset_at {
2071 my ($self) = @_; 2193 my ($self) = @_;
2072 2194
… …
2104 if $uniq; 2226 if $uniq;
2105 } 2227 }
2106 2228
2107 delete $cf::MAP{$self->path}; 2229 delete $cf::MAP{$self->path};
2108 2230
2231 $self->deactivate;
2232 $_->clear_links_to ($self) for values %cf::MAP;
2109 $self->clear; 2233 $self->clear;
2110
2111 $_->clear_links_to ($self) for values %cf::MAP;
2112 2234
2113 $self->unlink_save; 2235 $self->unlink_save;
2114 $self->destroy; 2236 $self->destroy;
2115} 2237}
2116 2238
… …
2231=cut 2353=cut
2232 2354
2233sub deref { 2355sub deref {
2234 my ($ref) = @_; 2356 my ($ref) = @_;
2235 2357
2236 # temporary compatibility#TODO#remove
2237 $ref =~ s{^<}{player/<};
2238
2239 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2358 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240 my ($uuid, $name) = ($1, $2); 2359 my ($uuid, $name) = ($1, $2);
2241 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2360 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242 or return; 2361 or return;
2243 $pl->ob->uuid eq $uuid 2362 $pl->ob->uuid eq $uuid
2244 or return; 2363 or return;
… …
2415 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2534 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416 2535
2417 $self->enter_link; 2536 $self->enter_link;
2418 2537
2419 (async { 2538 (async {
2539 $Coro::current->{desc} = "player::goto $path $x $y";
2540
2541 # *tag paths override both path and x|y
2542 if ($path =~ /^\*(.*)$/) {
2543 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2544 my $ob = $obs[rand @obs];
2545
2546 # see if we actually can go there
2547 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2548 $ob = $obs[rand @obs];
2549 } else {
2550 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2551 }
2552 # else put us there anyways for now #d#
2553
2554 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2555 } else {
2556 ($path, $x, $y) = (undef, undef, undef);
2557 }
2558 }
2559
2420 my $map = eval { 2560 my $map = eval {
2421 my $map = cf::map::find $path; 2561 my $map = defined $path ? cf::map::find $path : undef;
2422 2562
2423 if ($map) { 2563 if ($map) {
2424 $map = $map->customise_for ($self); 2564 $map = $map->customise_for ($self);
2425 $map = $check->($map) if $check && $map; 2565 $map = $check->($map) if $check && $map;
2426 } else { 2566 } else {
2427 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2567 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428 } 2568 }
2429 2569
2430 $map 2570 $map
2431 }; 2571 };
2432 2572
… …
2522 # if exit is damned, update players death & WoR home-position 2662 # if exit is damned, update players death & WoR home-position
2523 $self->contr->savebed ($slaying, $hp, $sp) 2663 $self->contr->savebed ($slaying, $hp, $sp)
2524 if $exit->flag (FLAG_DAMNED); 2664 if $exit->flag (FLAG_DAMNED);
2525 2665
2526 (async { 2666 (async {
2667 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2668
2527 $self->deactivate_recursive; # just to be sure 2669 $self->deactivate_recursive; # just to be sure
2528 unless (eval { 2670 unless (eval {
2529 $self->goto ($slaying, $hp, $sp); 2671 $self->goto ($slaying, $hp, $sp);
2530 2672
2531 1; 2673 1;
… …
2566the message, with C<log> being the default. If C<$color> is negative, suppress 2708the message, with C<log> being the default. If C<$color> is negative, suppress
2567the message unless the client supports the msg packet. 2709the message unless the client supports the msg packet.
2568 2710
2569=cut 2711=cut
2570 2712
2713# non-persistent channels (usually the info channel)
2571our %CHANNEL = ( 2714our %CHANNEL = (
2572 "c/identify" => { 2715 "c/identify" => {
2573 id => "identify", 2716 id => "infobox",
2574 title => "Identify", 2717 title => "Identify",
2575 reply => undef, 2718 reply => undef,
2576 tooltip => "Items recently identified", 2719 tooltip => "Items recently identified",
2577 }, 2720 },
2578 "c/examine" => { 2721 "c/examine" => {
2579 id => "examine", 2722 id => "infobox",
2580 title => "Examine", 2723 title => "Examine",
2581 reply => undef, 2724 reply => undef,
2582 tooltip => "Signs and other items you examined", 2725 tooltip => "Signs and other items you examined",
2583 }, 2726 },
2727 "c/book" => {
2728 id => "infobox",
2729 title => "Book",
2730 reply => undef,
2731 tooltip => "The contents of a note or book",
2732 },
2733 "c/lookat" => {
2734 id => "infobox",
2735 title => "Look",
2736 reply => undef,
2737 tooltip => "What you saw there",
2738 },
2739 "c/who" => {
2740 id => "infobox",
2741 title => "Players",
2742 reply => undef,
2743 tooltip => "Shows players who are currently online",
2744 },
2745 "c/body" => {
2746 id => "infobox",
2747 title => "Body Parts",
2748 reply => undef,
2749 tooltip => "Shows which body parts you posess and are available",
2750 },
2751 "c/uptime" => {
2752 id => "infobox",
2753 title => "Uptime",
2754 reply => undef,
2755 tooltip => "How long the server has been running since last restart",
2756 },
2757 "c/mapinfo" => {
2758 id => "infobox",
2759 title => "Map Info",
2760 reply => undef,
2761 tooltip => "Information related to the maps",
2762 },
2584); 2763);
2585 2764
2586sub cf::client::send_msg { 2765sub cf::client::send_msg {
2587 my ($self, $channel, $msg, $color, @extra) = @_; 2766 my ($self, $channel, $msg, $color, @extra) = @_;
2588 2767
2589 $msg = $self->pl->expand_cfpod ($msg); 2768 $msg = $self->pl->expand_cfpod ($msg);
2590 2769
2591 $color &= cf::NDI_CLIENT_MASK; # just in case... 2770 $color &= cf::NDI_CLIENT_MASK; # just in case...
2592 2771
2593 # check predefined channels, for the benefit of C 2772 # check predefined channels, for the benefit of C
2594 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2773 if ($CHANNEL{$channel}) {
2774 $channel = $CHANNEL{$channel};
2595 2775
2776 $self->ext_msg (channel_info => $channel)
2777 if $self->can_msg;
2778
2779 $channel = $channel->{id};
2780
2596 if (ref $channel) { 2781 } elsif (ref $channel) {
2597 # send meta info to client, if not yet sent 2782 # send meta info to client, if not yet sent
2598 unless (exists $self->{channel}{$channel->{id}}) { 2783 unless (exists $self->{channel}{$channel->{id}}) {
2599 $self->{channel}{$channel->{id}} = $channel; 2784 $self->{channel}{$channel->{id}} = $channel;
2600 $self->ext_msg (channel_info => $channel) 2785 $self->ext_msg (channel_info => $channel)
2601 if $self->can_msg; 2786 if $self->can_msg;
… …
2818=pod 3003=pod
2819 3004
2820The following functions and methods are available within a safe environment: 3005The following functions and methods are available within a safe environment:
2821 3006
2822 cf::object 3007 cf::object
2823 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
2824 insert remove name archname title slaying race decrease_ob_nr 3009 insert remove name archname title slaying race decrease_ob_nr
2825 3010
2826 cf::object::player 3011 cf::object::player
2827 player 3012 player
2828 3013
… …
2835=cut 3020=cut
2836 3021
2837for ( 3022for (
2838 ["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
2839 insert remove inv name archname title slaying race 3024 insert remove inv name archname title slaying race
2840 decrease_ob_nr)], 3025 decrease_ob_nr destroy)],
2841 ["cf::object::player" => qw(player)], 3026 ["cf::object::player" => qw(player)],
2842 ["cf::player" => qw(peaceful)], 3027 ["cf::player" => qw(peaceful)],
2843 ["cf::map" => qw(trigger)], 3028 ["cf::map" => qw(trigger)],
2844) { 3029) {
2845 no strict 'refs'; 3030 no strict 'refs';
… …
3120sub main { 3305sub main {
3121 # we must not ever block the main coroutine 3306 # we must not ever block the main coroutine
3122 local $Coro::idle = sub { 3307 local $Coro::idle = sub {
3123 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3308 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124 (async { 3309 (async {
3310 $Coro::current->{desc} = "IDLE BUG HANDLER";
3125 Event::one_event; 3311 Event::one_event;
3126 })->prio (Coro::PRIO_MAX); 3312 })->prio (Coro::PRIO_MAX);
3127 }; 3313 };
3128 3314
3129 reload_config; 3315 reload_config;
… …
3201 # and maps saved/destroyed asynchronously. 3387 # and maps saved/destroyed asynchronously.
3202 warn "begin emergency player save\n"; 3388 warn "begin emergency player save\n";
3203 for my $login (keys %cf::PLAYER) { 3389 for my $login (keys %cf::PLAYER) {
3204 my $pl = $cf::PLAYER{$login} or next; 3390 my $pl = $cf::PLAYER{$login} or next;
3205 $pl->valid or next; 3391 $pl->valid or next;
3392 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206 $pl->save; 3393 $pl->save;
3207 } 3394 }
3208 warn "end emergency player save\n"; 3395 warn "end emergency player save\n";
3209 3396
3210 warn "begin emergency map save\n"; 3397 warn "begin emergency map save\n";
… …
3258 3445
3259 warn "flushing outstanding aio requests"; 3446 warn "flushing outstanding aio requests";
3260 for (;;) { 3447 for (;;) {
3261 BDB::flush; 3448 BDB::flush;
3262 IO::AIO::flush; 3449 IO::AIO::flush;
3263 Coro::cede; 3450 Coro::cede_notself;
3264 last unless IO::AIO::nreqs || BDB::nreqs; 3451 last unless IO::AIO::nreqs || BDB::nreqs;
3265 warn "iterate..."; 3452 warn "iterate...";
3266 } 3453 }
3267 3454
3268 ++$RELOAD; 3455 ++$RELOAD;
… …
3373register_command "reload" => sub { 3560register_command "reload" => sub {
3374 my ($who, $arg) = @_; 3561 my ($who, $arg) = @_;
3375 3562
3376 if ($who->flag (FLAG_WIZ)) { 3563 if ($who->flag (FLAG_WIZ)) {
3377 $who->message ("reloading server."); 3564 $who->message ("reloading server.");
3565 async {
3566 $Coro::current->{desc} = "perl_reload";
3378 async { reload_perl }; 3567 reload_perl;
3568 };
3379 } 3569 }
3380}; 3570};
3381 3571
3382unshift @INC, $LIBDIR; 3572unshift @INC, $LIBDIR;
3383 3573
… …
3402 my $signal = new Coro::Signal; 3592 my $signal = new Coro::Signal;
3403 push @WAIT_FOR_TICK_BEGIN, $signal; 3593 push @WAIT_FOR_TICK_BEGIN, $signal;
3404 $signal->wait; 3594 $signal->wait;
3405} 3595}
3406 3596
3407 my $min = 1e6;#d#
3408 my $avg = 10;
3409$TICK_WATCHER = Event->timer ( 3597$TICK_WATCHER = Event->timer (
3410 reentrant => 0, 3598 reentrant => 0,
3411 parked => 1, 3599 parked => 1,
3412 prio => 0, 3600 prio => 0,
3413 at => $NEXT_TICK || $TICK, 3601 at => $NEXT_TICK || $TICK,
… …
3421 3609
3422 $NOW = $tick_start = Event::time; 3610 $NOW = $tick_start = Event::time;
3423 3611
3424 cf::server_tick; # one server iteration 3612 cf::server_tick; # one server iteration
3425 3613
3426 0 && sync_job {#d#
3427 for(1..10) {
3428 my $t = Event::time;
3429 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3430 or die;
3431
3432 $map->width (50);
3433 $map->height (50);
3434 $map->alloc;
3435 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436 my $t = Event::time - $t;
3437
3438 #next unless $t < 0.0013;#d#
3439 if ($t < $min) {
3440 $min = $t;
3441 }
3442 $avg = $avg * 0.99 + $t * 0.01;
3443 }
3444 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445 exit 0;
3446 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447 };
3448
3449 $RUNTIME += $TICK; 3614 $RUNTIME += $TICK;
3450 $NEXT_TICK += $TICK; 3615 $NEXT_TICK += $TICK;
3451 3616
3452 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3617 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453 $NEXT_RUNTIME_WRITE = $NOW + 10; 3618 $NEXT_RUNTIME_WRITE = $NOW + 10;
3454 Coro::async_pool { 3619 Coro::async_pool {
3620 $Coro::current->{desc} = "runtime saver";
3455 write_runtime 3621 write_runtime
3456 or warn "ERROR: unable to write runtime file: $!"; 3622 or warn "ERROR: unable to write runtime file: $!";
3457 }; 3623 };
3458 } 3624 }
3459 3625
3460# my $AFTER = Event::time;
3461# warn $AFTER - $NOW;#d#
3462
3463 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3626 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464 $sig->send; 3627 $sig->send;
3465 } 3628 }
3466 while (my $sig = shift @WAIT_FOR_TICK) { 3629 while (my $sig = shift @WAIT_FOR_TICK) {
3467 $sig->send; 3630 $sig->send;
… …
3477 3640
3478 $LOAD = ($NOW - $tick_start) / $TICK; 3641 $LOAD = ($NOW - $tick_start) / $TICK;
3479 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3642 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480 3643
3481 _post_tick; 3644 _post_tick;
3482
3483
3484 }, 3645 },
3485); 3646);
3486 3647
3487{ 3648{
3649 BDB::min_parallel 8;
3488 BDB::max_poll_time $TICK * 0.1; 3650 BDB::max_poll_time $TICK * 0.1;
3489 $BDB_POLL_WATCHER = Event->io ( 3651 $BDB_POLL_WATCHER = Event->io (
3490 reentrant => 0, 3652 reentrant => 0,
3491 fd => BDB::poll_fileno, 3653 fd => BDB::poll_fileno,
3492 poll => 'r', 3654 poll => 'r',
3493 prio => 0, 3655 prio => 0,
3494 data => WF_AUTOCANCEL, 3656 data => WF_AUTOCANCEL,
3495 cb => \&BDB::poll_cb, 3657 cb => \&BDB::poll_cb,
3496 ); 3658 );
3497 BDB::min_parallel 8;
3498 3659
3499 BDB::set_sync_prepare { 3660 BDB::set_sync_prepare {
3500 my $status; 3661 my $status;
3501 my $current = $Coro::current; 3662 my $current = $Coro::current;
3502 ( 3663 (
… …
3511 ) 3672 )
3512 }; 3673 };
3513 3674
3514 unless ($DB_ENV) { 3675 unless ($DB_ENV) {
3515 $DB_ENV = BDB::db_env_create; 3676 $DB_ENV = BDB::db_env_create;
3677 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3678 | BDB::LOG_AUTOREMOVE, 1);
3679 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516 3681
3517 cf::sync_job { 3682 cf::sync_job {
3518 eval { 3683 eval {
3519 BDB::db_env_open 3684 BDB::db_env_open
3520 $DB_ENV, 3685 $DB_ENV,
… …
3522 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3687 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3688 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524 0666; 3689 0666;
3525 3690
3526 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3691 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529 $DB_ENV->set_lk_detect;
3530 }; 3692 };
3531 3693
3532 cf::cleanup "db_env_open(db): $@" if $@; 3694 cf::cleanup "db_env_open(db): $@" if $@;
3533 }; 3695 };
3534 } 3696 }
3697
3698 $BDB_DEADLOCK_WATCHER = Event->timer (
3699 after => 3,
3700 interval => 1,
3701 hard => 1,
3702 prio => 0,
3703 data => WF_AUTOCANCEL,
3704 cb => sub {
3705 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706 },
3707 );
3708 $BDB_CHECKPOINT_WATCHER = Event->timer (
3709 after => 11,
3710 interval => 60,
3711 hard => 1,
3712 prio => 0,
3713 data => WF_AUTOCANCEL,
3714 cb => sub {
3715 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716 },
3717 );
3718 $BDB_TRICKLE_WATCHER = Event->timer (
3719 after => 5,
3720 interval => 10,
3721 hard => 1,
3722 prio => 0,
3723 data => WF_AUTOCANCEL,
3724 cb => sub {
3725 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726 },
3727 );
3535} 3728}
3536 3729
3537{ 3730{
3538 IO::AIO::min_parallel 8; 3731 IO::AIO::min_parallel 8;
3539 3732
… …
3542 $AIO_POLL_WATCHER = Event->io ( 3735 $AIO_POLL_WATCHER = Event->io (
3543 reentrant => 0, 3736 reentrant => 0,
3544 data => WF_AUTOCANCEL, 3737 data => WF_AUTOCANCEL,
3545 fd => IO::AIO::poll_fileno, 3738 fd => IO::AIO::poll_fileno,
3546 poll => 'r', 3739 poll => 'r',
3547 prio => 6, 3740 prio => 0,
3548 cb => \&IO::AIO::poll_cb, 3741 cb => \&IO::AIO::poll_cb,
3549 ); 3742 );
3550} 3743}
3551 3744
3552my $_log_backtrace; 3745my $_log_backtrace;
… …
3558 3751
3559 # limit the # of concurrent backtraces 3752 # limit the # of concurrent backtraces
3560 if ($_log_backtrace < 2) { 3753 if ($_log_backtrace < 2) {
3561 ++$_log_backtrace; 3754 ++$_log_backtrace;
3562 async { 3755 async {
3756 $Coro::current->{desc} = "abt $msg";
3757
3563 my @bt = fork_call { 3758 my @bt = fork_call {
3564 @addr = map { sprintf "%x", $_ } @addr; 3759 @addr = map { sprintf "%x", $_ } @addr;
3565 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3760 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3761 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567 or die "addr2line: $!"; 3762 or die "addr2line: $!";

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