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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.396 by root, Wed Nov 14 08:09:46 2007 UTC

4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable; 9use EV;
10use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.61 (); 15use Coro 4.1 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::Storable; 23use Coro::Storable;
24use Coro::Util ();
24 25
25use JSON::XS 1.4 (); 26use JSON::XS ();
26use BDB (); 27use BDB ();
27use Data::Dumper; 28use Data::Dumper;
28use Digest::MD5; 29use Digest::MD5;
29use Fcntl; 30use Fcntl;
30use YAML::Syck (); 31use YAML::Syck ();
31use IO::AIO 2.32 (); 32use IO::AIO 2.51 ();
32use Time::HiRes; 33use Time::HiRes;
33use Compress::LZF; 34use Compress::LZF;
34use Digest::MD5 (); 35use Digest::MD5 ();
35 36
36# configure various modules to our taste 37# configure various modules to our taste
37# 38#
38$Storable::canonical = 1; # reduce rsync transfers 39$Storable::canonical = 1; # reduce rsync transfers
39Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42$Event::Eval = 1; # no idea why this is required, but it is
43 42
44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 43# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45$YAML::Syck::ImplicitUnicode = 1; 44$YAML::Syck::ImplicitUnicode = 1;
46 45
47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 46$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
79our $NEXT_TICK; 78our $NEXT_TICK;
80our $NOW; 79our $NOW;
81our $USE_FSYNC = 1; # use fsync to write maps - default off 80our $USE_FSYNC = 1; # use fsync to write maps - default off
82 81
83our $BDB_POLL_WATCHER; 82our $BDB_POLL_WATCHER;
83our $BDB_DEADLOCK_WATCHER;
84our $BDB_CHECKPOINT_WATCHER;
85our $BDB_TRICKLE_WATCHER;
84our $DB_ENV; 86our $DB_ENV;
85 87
86our %CFG; 88our %CFG;
87 89
88our $UPTIME; $UPTIME ||= time; 90our $UPTIME; $UPTIME ||= time;
89our $RUNTIME; 91our $RUNTIME;
90 92
91our %PLAYER; # all users 93our (%PLAYER, %PLAYER_LOADING); # all users
92our %MAP; # all maps 94our (%MAP, %MAP_LOADING ); # all maps
93our $LINK_MAP; # the special {link} map, which is always available 95our $LINK_MAP; # the special {link} map, which is always available
94 96
95# used to convert map paths into valid unix filenames by replacing / by ∕ 97# used to convert map paths into valid unix filenames by replacing / by ∕
96our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 98our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97 99
158 160
159The raw value load value from the last tick. 161The raw value load value from the last tick.
160 162
161=item %cf::CFG 163=item %cf::CFG
162 164
163Configuration for the server, loaded from C</etc/crossfire/config>, or 165Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164from wherever your confdir points to. 166from wherever your confdir points to.
165 167
166=item cf::wait_for_tick, cf::wait_for_tick_begin 168=item cf::wait_for_tick, cf::wait_for_tick_begin
167 169
168These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 170These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169returns directly I<after> the tick processing (and consequently, can only wake one process 171returns directly I<after> the tick processing (and consequently, can only wake one process
170per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 172per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171 173
174=item @cf::INVOKE_RESULTS
175
176This array contains the results of the last C<invoke ()> call. When
177C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178that call.
179
172=back 180=back
173 181
174=cut 182=cut
175 183
176BEGIN { 184BEGIN {
180 $msg .= "\n" 188 $msg .= "\n"
181 unless $msg =~ /\n$/; 189 unless $msg =~ /\n$/;
182 190
183 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 191 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184 192
185 utf8::encode $msg;
186 LOG llevError, $msg; 193 LOG llevError, $msg;
187 }; 194 };
188} 195}
189 196
190@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
206)) { 213)) {
207 no strict 'refs'; 214 no strict 'refs';
208 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209} 216}
210 217
211$Event::DIED = sub { 218$EV::DIED = sub {
212 warn "error in event callback: @_"; 219 warn "error in event callback: @_";
213}; 220};
214 221
215############################################################################# 222#############################################################################
216 223
265Wait until the given lock is available and then acquires it and returns 272Wait until the given lock is available and then acquires it and returns
266a Coro::guard object. If the guard object gets destroyed (goes out of scope, 273a Coro::guard object. If the guard object gets destroyed (goes out of scope,
267for example when the coroutine gets canceled), the lock is automatically 274for example when the coroutine gets canceled), the lock is automatically
268returned. 275returned.
269 276
277Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro.
279
270Lock names should begin with a unique identifier (for example, cf::map::find 280Lock names should begin with a unique identifier (for example, cf::map::find
271uses map_find and cf::map::load uses map_load). 281uses map_find and cf::map::load uses map_load).
272 282
273=item $locked = cf::lock_active $string 283=item $locked = cf::lock_active $string
274 284
275Return true if the lock is currently active, i.e. somebody has locked it. 285Return true if the lock is currently active, i.e. somebody has locked it.
276 286
277=cut 287=cut
278 288
279our %LOCK; 289our %LOCK;
290our %LOCKER;#d#
280 291
281sub lock_wait($) { 292sub lock_wait($) {
282 my ($key) = @_; 293 my ($key) = @_;
294
295 if ($LOCKER{$key} == $Coro::current) {#d#
296 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297 return;#d#
298 }#d#
283 299
284 # wait for lock, if any 300 # wait for lock, if any
285 while ($LOCK{$key}) { 301 while ($LOCK{$key}) {
286 push @{ $LOCK{$key} }, $Coro::current; 302 push @{ $LOCK{$key} }, $Coro::current;
287 Coro::schedule; 303 Coro::schedule;
293 309
294 # wait, to be sure we are not locked 310 # wait, to be sure we are not locked
295 lock_wait $key; 311 lock_wait $key;
296 312
297 $LOCK{$key} = []; 313 $LOCK{$key} = [];
314 $LOCKER{$key} = $Coro::current;#d#
298 315
299 Coro::guard { 316 Coro::guard {
317 delete $LOCKER{$key};#d#
300 # wake up all waiters, to be on the safe side 318 # wake up all waiters, to be on the safe side
301 $_->ready for @{ delete $LOCK{$key} }; 319 $_->ready for @{ delete $LOCK{$key} };
302 } 320 }
303} 321}
304 322
316 }; 334 };
317 $TICK_WATCHER->stop; 335 $TICK_WATCHER->stop;
318 $guard 336 $guard
319} 337}
320 338
339=item cf::periodic $interval, $cb
340
341Like EV::periodic, but randomly selects a starting point so that the actions
342get spread over timer.
343
344=cut
345
346sub periodic($$) {
347 my ($interval, $cb) = @_;
348
349 my $start = rand List::Util::min 180, $interval;
350
351 EV::periodic $start, $interval, 0, $cb
352}
353
354=item cf::get_slot $time[, $priority[, $name]]
355
356Allocate $time seconds of blocking CPU time at priority C<$priority>:
357This call blocks and returns only when you have at least C<$time> seconds
358of cpu time till the next tick. The slot is only valid till the next cede.
359
360The optional C<$name> can be used to identify the job to run. It might be
361used for statistical purposes and should identify the same time-class.
362
363Useful for short background jobs.
364
365=cut
366
367our @SLOT_QUEUE;
368our $SLOT_QUEUE;
369
370$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371$SLOT_QUEUE = Coro::async {
372 $Coro::current->desc ("timeslot manager");
373
374 my $signal = new Coro::Signal;
375
376 while () {
377 next_job:
378 my $avail = cf::till_tick;
379 if ($avail > 0.01) {
380 for (0 .. $#SLOT_QUEUE) {
381 if ($SLOT_QUEUE[$_][0] < $avail) {
382 my $job = splice @SLOT_QUEUE, $_, 1, ();
383 $job->[2]->send;
384 Coro::cede;
385 goto next_job;
386 }
387 }
388 }
389
390 if (@SLOT_QUEUE) {
391 # we do not use wait_for_tick() as it returns immediately when tick is inactive
392 push @cf::WAIT_FOR_TICK, $signal;
393 $signal->wait;
394 } else {
395 Coro::schedule;
396 }
397 }
398};
399
400sub get_slot($;$$) {
401 my ($time, $pri, $name) = @_;
402
403 $time = $TICK * .6 if $time > $TICK * .6;
404 my $sig = new Coro::Signal;
405
406 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408 $SLOT_QUEUE->ready;
409 $sig->wait;
410}
411
321=item cf::async { BLOCK } 412=item cf::async { BLOCK }
322 413
323Currently the same as Coro::async_pool, meaning you cannot use 414Currently the same as Coro::async_pool, meaning you cannot use
324C<on_destroy>, C<join> or other gimmicks on these coroutines. The only 415C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
325thing you are allowed to do is call C<prio> on it. 416thing you are allowed to do is call C<prio> on it.
328 419
329BEGIN { *async = \&Coro::async_pool } 420BEGIN { *async = \&Coro::async_pool }
330 421
331=item cf::sync_job { BLOCK } 422=item cf::sync_job { BLOCK }
332 423
333The design of Crossfire TRT requires that the main coroutine ($Coro::main) 424The design of Deliantra requires that the main coroutine ($Coro::main)
334is always able to handle events or runnable, as Crossfire TRT is only 425is always able to handle events or runnable, as Deliantra is only
335partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 426partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336acceptable. 427acceptable.
337 428
338If it must be done, put the blocking parts into C<sync_job>. This will run 429If it must be done, put the blocking parts into C<sync_job>. This will run
339the given BLOCK in another coroutine while waiting for the result. The 430the given BLOCK in another coroutine while waiting for the result. The
344 435
345sub sync_job(&) { 436sub sync_job(&) {
346 my ($job) = @_; 437 my ($job) = @_;
347 438
348 if ($Coro::current == $Coro::main) { 439 if ($Coro::current == $Coro::main) {
349 my $time = Event::time; 440 my $time = EV::time;
350 441
351 # this is the main coro, too bad, we have to block 442 # this is the main coro, too bad, we have to block
352 # till the operation succeeds, freezing the server :/ 443 # till the operation succeeds, freezing the server :/
353 444
445 LOG llevError, Carp::longmess "sync job";#d#
446
354 # TODO: use suspend/resume instead 447 # TODO: use suspend/resume instead
355 # (but this is cancel-safe) 448 # (but this is cancel-safe)
356 my $freeze_guard = freeze_mainloop; 449 my $freeze_guard = freeze_mainloop;
357 450
358 my $busy = 1; 451 my $busy = 1;
359 my @res; 452 my @res;
360 453
361 (async { 454 (async {
455 $Coro::current->desc ("sync job coro");
362 @res = eval { $job->() }; 456 @res = eval { $job->() };
363 warn $@ if $@; 457 warn $@ if $@;
364 undef $busy; 458 undef $busy;
365 })->prio (Coro::PRIO_MAX); 459 })->prio (Coro::PRIO_MAX);
366 460
367 while ($busy) { 461 while ($busy) {
368 Coro::cede or Event::one_event; 462 if (Coro::nready) {
463 Coro::cede_notself;
464 } else {
465 EV::loop EV::LOOP_ONESHOT;
369 } 466 }
467 }
370 468
371 $time = Event::time - $time; 469 $time = EV::time - $time;
372 470
373 LOG llevError | logBacktrace, Carp::longmess "long sync job" 471 LOG llevError | logBacktrace, Carp::longmess "long sync job"
374 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active; 472 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375 473
376 $tick_start += $time; # do not account sync jobs to server load 474 $tick_start += $time; # do not account sync jobs to server load
406=item fork_call { }, $args 504=item fork_call { }, $args
407 505
408Executes the given code block with the given arguments in a seperate 506Executes the given code block with the given arguments in a seperate
409process, returning the results. Everything must be serialisable with 507process, returning the results. Everything must be serialisable with
410Coro::Storable. May, of course, block. Note that the executed sub may 508Coro::Storable. May, of course, block. Note that the executed sub may
411never block itself or use any form of Event handling. 509never block itself or use any form of event handling.
412 510
413=cut 511=cut
414
415sub _store_scalar {
416 open my $fh, ">", \my $buf
417 or die "fork_call: cannot open fh-to-buf in child : $!";
418 Storable::store_fd $_[0], $fh;
419 close $fh;
420
421 $buf
422}
423 512
424sub fork_call(&@) { 513sub fork_call(&@) {
425 my ($cb, @args) = @_; 514 my ($cb, @args) = @_;
426 515
427# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 516 # we seemingly have to make a local copy of the whole thing,
428# or die "socketpair: $!"; 517 # otherwise perl prematurely frees the stuff :/
429 pipe my $fh1, my $fh2 518 # TODO: investigate and fix (likely this will be rather laborious)
430 or die "pipe: $!";
431 519
432 if (my $pid = fork) { 520 my @res = Coro::Util::fork_eval {
433 close $fh2;
434
435 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436 warn "pst<$res>" unless $res =~ /^pst/;
437 $res = Coro::Storable::thaw $res;
438
439 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441 Carp::confess $$res unless "ARRAY" eq ref $res;
442
443 return wantarray ? @$res : $res->[-1];
444 } else {
445 reset_signals; 521 reset_signals;
446 local $SIG{__WARN__}; 522 &$cb
447 local $SIG{__DIE__}; 523 }, @args;
448 # just in case, this hack effectively disables event
449 # in the child. cleaner and slower would be canceling all watchers,
450 # but this works for the time being.
451 local $Coro::idle;
452 $Coro::current->prio (Coro::PRIO_MAX);
453 524
454 eval { 525 wantarray ? @res : $res[-1]
455 close $fh1;
456
457 my @res = eval { $cb->(@args) };
458
459 syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460 close $fh2;
461 };
462
463 warn $@ if $@;
464 _exit 0;
465 }
466} 526}
467 527
468=item $value = cf::db_get $family => $key 528=item $value = cf::db_get $family => $key
469 529
470Returns a single value from the environment database. 530Returns a single value from the environment database.
472=item cf::db_put $family => $key => $value 532=item cf::db_put $family => $key => $value
473 533
474Stores the given C<$value> in the family. It can currently store binary 534Stores the given C<$value> in the family. It can currently store binary
475data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 535data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476 536
537=item $db = cf::db_table "name"
538
539Create and/or open a new database table. The string must not be "db" and must be unique
540within each server.
541
477=cut 542=cut
543
544sub db_table($) {
545 my ($name) = @_;
546 my $db = BDB::db_create $DB_ENV;
547
548 eval {
549 $db->set_flags (BDB::CHKSUM);
550
551 utf8::encode $name;
552 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
553 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
554 cf::cleanup "db_open(db): $!" if $!;
555 };
556 cf::cleanup "db_open(db): $@" if $@;
557
558 $db
559}
478 560
479our $DB; 561our $DB;
480 562
481sub db_init { 563sub db_init {
482 unless ($DB) {
483 $DB = BDB::db_create $DB_ENV;
484
485 cf::sync_job { 564 cf::sync_job {
486 eval { 565 $DB ||= db_table "db";
487 $DB->set_flags (BDB::CHKSUM);
488
489 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491 cf::cleanup "db_open(db): $!" if $!;
492 };
493 cf::cleanup "db_open(db): $@" if $@;
494 };
495 } 566 };
496} 567}
497 568
498sub db_get($$) { 569sub db_get($$) {
499 my $key = "$_[0]/$_[1]"; 570 my $key = "$_[0]/$_[1]";
500 571
550 if (1) { 621 if (1) {
551 $md5 = 622 $md5 =
552 join "\x00", 623 join "\x00",
553 $processversion, 624 $processversion,
554 map { 625 map {
555 Coro::cede; 626 cf::cede_to_tick;
556 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 627 ($src->[$_], Digest::MD5::md5_hex $data[$_])
557 } 0.. $#$src; 628 } 0.. $#$src;
558 629
559 630
560 my $dbmd5 = db_get cache => "$id/md5"; 631 my $dbmd5 = db_get cache => "$id/md5";
604attach callbacks/event handlers (a collection of which is called an "attachment") 675attach callbacks/event handlers (a collection of which is called an "attachment")
605to it. All such attachable objects support the following methods. 676to it. All such attachable objects support the following methods.
606 677
607In the following description, CLASS can be any of C<global>, C<object> 678In the following description, CLASS can be any of C<global>, C<object>
608C<player>, C<client> or C<map> (i.e. the attachable objects in 679C<player>, C<client> or C<map> (i.e. the attachable objects in
609Crossfire TRT). 680Deliantra).
610 681
611=over 4 682=over 4
612 683
613=item $attachable->attach ($attachment, key => $value...) 684=item $attachable->attach ($attachment, key => $value...)
614 685
866 "; 937 ";
867 die if $@; 938 die if $@;
868} 939}
869 940
870our $override; 941our $override;
871our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 942our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872 943
873sub override { 944sub override {
874 $override = 1; 945 $override = 1;
875 @invoke_results = (); 946 @INVOKE_RESULTS = (@_);
876} 947}
877 948
878sub do_invoke { 949sub do_invoke {
879 my $event = shift; 950 my $event = shift;
880 my $callbacks = shift; 951 my $callbacks = shift;
881 952
882 @invoke_results = (); 953 @INVOKE_RESULTS = ();
883 954
884 local $override; 955 local $override;
885 956
886 for (@$callbacks) { 957 for (@$callbacks) {
887 eval { &{$_->[1]} }; 958 eval { &{$_->[1]} };
904 975
905Generate an object-specific event with the given arguments. 976Generate an object-specific event with the given arguments.
906 977
907This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 978This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908removed in future versions), and there is no public API to access override 979removed in future versions), and there is no public API to access override
909results (if you must, access C<@cf::invoke_results> directly). 980results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910 981
911=back 982=back
912 983
913=cut 984=cut
914 985
915############################################################################# 986#############################################################################
916# object support 987# object support
988
989sub _object_equal($$);
990sub _object_equal($$) {
991 my ($a, $b) = @_;
992
993 return 0 unless (ref $a) eq (ref $b);
994
995 if ("HASH" eq ref $a) {
996 my @ka = keys %$a;
997 my @kb = keys %$b;
998
999 return 0 if @ka != @kb;
1000
1001 for (0 .. $#ka) {
1002 return 0 unless $ka[$_] eq $kb[$_];
1003 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1004 }
1005
1006 } elsif ("ARRAY" eq ref $a) {
1007
1008 return 0 if @$a != @$b;
1009
1010 for (0 .. $#$a) {
1011 return 0 unless _object_equal $a->[$_], $b->[$_];
1012 }
1013
1014 } elsif ($a ne $b) {
1015 return 0;
1016 }
1017
1018 1
1019}
1020
1021our $SLOW_MERGES;#d#
1022sub _can_merge {
1023 my ($ob1, $ob2) = @_;
1024
1025 ++$SLOW_MERGES;#d#
1026
1027 # we do the slow way here
1028 return _object_equal $ob1, $ob2
1029}
917 1030
918sub reattach { 1031sub reattach {
919 # basically do the same as instantiate, without calling instantiate 1032 # basically do the same as instantiate, without calling instantiate
920 my ($obj) = @_; 1033 my ($obj) = @_;
921 1034
968sub object_freezer_save { 1081sub object_freezer_save {
969 my ($filename, $rdata, $objs) = @_; 1082 my ($filename, $rdata, $objs) = @_;
970 1083
971 sync_job { 1084 sync_job {
972 if (length $$rdata) { 1085 if (length $$rdata) {
1086 utf8::decode (my $decname = $filename);
973 warn sprintf "saving %s (%d,%d)\n", 1087 warn sprintf "saving %s (%d,%d)\n",
974 $filename, length $$rdata, scalar @$objs; 1088 $decname, length $$rdata, scalar @$objs;
975 1089
976 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1090 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977 chmod SAVE_MODE, $fh; 1091 chmod SAVE_MODE, $fh;
978 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1092 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979 aio_fsync $fh if $cf::USE_FSYNC; 1093 aio_fsync $fh if $cf::USE_FSYNC;
980 close $fh; 1094 close $fh;
981 1095
982 if (@$objs) { 1096 if (@$objs) {
983 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1097 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984 chmod SAVE_MODE, $fh; 1098 chmod SAVE_MODE, $fh;
985 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1099 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986 aio_write $fh, 0, (length $data), $data, 0; 1100 aio_write $fh, 0, (length $data), $data, 0;
987 aio_fsync $fh if $cf::USE_FSYNC; 1101 aio_fsync $fh if $cf::USE_FSYNC;
988 close $fh; 1102 close $fh;
989 aio_rename "$filename.pst~", "$filename.pst"; 1103 aio_rename "$filename.pst~", "$filename.pst";
990 } 1104 }
998 } 1112 }
999 } else { 1113 } else {
1000 aio_unlink $filename; 1114 aio_unlink $filename;
1001 aio_unlink "$filename.pst"; 1115 aio_unlink "$filename.pst";
1002 } 1116 }
1003 } 1117 };
1004} 1118}
1005 1119
1006sub object_freezer_as_string { 1120sub object_freezer_as_string {
1007 my ($rdata, $objs) = @_; 1121 my ($rdata, $objs) = @_;
1008 1122
1020 or return; 1134 or return;
1021 1135
1022 unless (aio_stat "$filename.pst") { 1136 unless (aio_stat "$filename.pst") {
1023 (aio_load "$filename.pst", $av) >= 0 1137 (aio_load "$filename.pst", $av) >= 0
1024 or return; 1138 or return;
1139
1025 $av = eval { (Storable::thaw $av)->{objs} }; 1140 my $st = eval { Coro::Storable::thaw $av };
1141 $av = $st->{objs};
1026 } 1142 }
1027 1143
1144 utf8::decode (my $decname = $filename);
1028 warn sprintf "loading %s (%d)\n", 1145 warn sprintf "loading %s (%d,%d)\n",
1029 $filename, length $data, scalar @{$av || []}; 1146 $decname, length $data, scalar @{$av || []};
1147
1030 return ($data, $av); 1148 ($data, $av)
1031} 1149}
1032 1150
1033=head2 COMMAND CALLBACKS 1151=head2 COMMAND CALLBACKS
1034 1152
1035=over 4 1153=over 4
1108 my ($pl, $buf) = @_; 1226 my ($pl, $buf) = @_;
1109 1227
1110 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1228 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111 1229
1112 if (ref $msg) { 1230 if (ref $msg) {
1231 my ($type, $reply, @payload) =
1232 "ARRAY" eq ref $msg
1233 ? @$msg
1234 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235
1236 my @reply;
1237
1113 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1238 if (my $cb = $EXTCMD{$type}) {
1114 if (my %reply = $cb->($pl, $msg)) { 1239 @reply = $cb->($pl, @payload);
1115 $pl->ext_reply ($msg->{msgid}, %reply);
1116 }
1117 } 1240 }
1241
1242 $pl->ext_reply ($reply, @reply)
1243 if $reply;
1244
1118 } else { 1245 } else {
1119 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1246 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120 } 1247 }
1121 1248
1122 cf::override; 1249 cf::override;
1212 1339
1213=head3 cf::player 1340=head3 cf::player
1214 1341
1215=over 4 1342=over 4
1216 1343
1344=item cf::player::num_playing
1345
1346Returns the official number of playing players, as per the Crossfire metaserver rules.
1347
1348=cut
1349
1350sub num_playing {
1351 scalar grep
1352 $_->ob->map
1353 && !$_->hidden
1354 && !$_->ob->flag (cf::FLAG_WIZ),
1355 cf::player::list
1356}
1357
1217=item cf::player::find $login 1358=item cf::player::find $login
1218 1359
1219Returns the given player object, loading it if necessary (might block). 1360Returns the given player object, loading it if necessary (might block).
1220 1361
1221=cut 1362=cut
1256 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1397 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1398 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1399 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259 aio_unlink +(playerdir $login) . "/$login.pl"; 1400 aio_unlink +(playerdir $login) . "/$login.pl";
1260 1401
1261 my $pl = load_pl path $login 1402 my $f = new_from_file cf::object::thawer path $login
1262 or return; 1403 or return;
1404
1405 my $pl = cf::player::load_pl $f
1406 or return;
1407 local $cf::PLAYER_LOADING{$login} = $pl;
1408 $f->resolve_delayed_derefs;
1263 $cf::PLAYER{$login} = $pl 1409 $cf::PLAYER{$login} = $pl
1264 } 1410 }
1265 } 1411 }
1266} 1412}
1267 1413
1277 1423
1278 aio_mkdir playerdir $pl, 0770; 1424 aio_mkdir playerdir $pl, 0770;
1279 $pl->{last_save} = $cf::RUNTIME; 1425 $pl->{last_save} = $cf::RUNTIME;
1280 1426
1281 $pl->save_pl ($path); 1427 $pl->save_pl ($path);
1282 Coro::cede; 1428 cf::cede_to_tick;
1283} 1429}
1284 1430
1285sub new($) { 1431sub new($) {
1286 my ($login) = @_; 1432 my ($login) = @_;
1287 1433
1291 $self->{deny_save} = 1; 1437 $self->{deny_save} = 1;
1292 1438
1293 $cf::PLAYER{$login} = $self; 1439 $cf::PLAYER{$login} = $self;
1294 1440
1295 $self 1441 $self
1442}
1443
1444=item $player->send_msg ($channel, $msg, $color, [extra...])
1445
1446=cut
1447
1448sub send_msg {
1449 my $ns = shift->ns
1450 or return;
1451 $ns->send_msg (@_);
1296} 1452}
1297 1453
1298=item $pl->quit_character 1454=item $pl->quit_character
1299 1455
1300Nukes the player without looking back. If logged in, the connection will 1456Nukes the player without looking back. If logged in, the connection will
1355 or return []; 1511 or return [];
1356 1512
1357 my @logins; 1513 my @logins;
1358 1514
1359 for my $login (@$dirs) { 1515 for my $login (@$dirs) {
1516 my $path = path $login;
1517
1518 # a .pst is a dead give-away for a valid player
1519 unless (-e "$path.pst") {
1360 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1520 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361 aio_read $fh, 0, 512, my $buf, 0 or next; 1521 aio_read $fh, 0, 512, my $buf, 0 or next;
1362 $buf !~ /^password -------------$/m or next; # official not-valid tag 1522 $buf !~ /^password -------------$/m or next; # official not-valid tag
1523 }
1363 1524
1364 utf8::decode $login; 1525 utf8::decode $login;
1365 push @logins, $login; 1526 push @logins, $login;
1366 } 1527 }
1367 1528
1400 1561
1401Expand crossfire pod fragments into protocol xml. 1562Expand crossfire pod fragments into protocol xml.
1402 1563
1403=cut 1564=cut
1404 1565
1566use re 'eval';
1567
1568my $group;
1569my $interior; $interior = qr{
1570 # match a pod interior sequence sans C<< >>
1571 (?:
1572 \ (.*?)\ (?{ $group = $^N })
1573 | < (??{$interior}) >
1574 )
1575}x;
1576
1405sub expand_cfpod { 1577sub expand_cfpod {
1406 ((my $self), (local $_)) = @_; 1578 my ($self, $pod) = @_;
1407 1579
1408 # escape & and < 1580 my $xml;
1409 s/&/&amp;/g;
1410 s/(?<![BIUGH])</&lt;/g;
1411 1581
1412 # this is buggy, it needs to properly take care of nested <'s 1582 while () {
1583 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584 $group = $1;
1413 1585
1414 1 while 1586 $group =~ s/&/&amp;/g;
1415 # replace B<>, I<>, U<> etc. 1587 $group =~ s/</&lt;/g;
1416 s/B<([^\>]*)>/<b>$1<\/b>/ 1588
1417 || s/I<([^\>]*)>/<i>$1<\/i>/ 1589 $xml .= $group;
1418 || s/U<([^\>]*)>/<u>$1<\/u>/ 1590 } elsif ($pod =~ m%\G
1419 # replace G<male|female> tags 1591 ([BCGHITU])
1420 || s{G<([^>|]*)\|([^>]*)>}{ 1592 <
1421 $self->gender ? $2 : $1 1593 (?:
1422 }ge 1594 ([^<>]*) (?{ $group = $^N })
1423 # replace H<hint text> 1595 | < $interior >
1424 || s{H<([^\>]*)>} 1596 )
1597 >
1598 %gcsx
1425 { 1599 ) {
1600 my ($code, $data) = ($1, $group);
1601
1602 if ($code eq "B") {
1603 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604 } elsif ($code eq "I") {
1605 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606 } elsif ($code eq "U") {
1607 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608 } elsif ($code eq "C") {
1609 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610 } elsif ($code eq "T") {
1611 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612 } elsif ($code eq "G") {
1613 my ($male, $female) = split /\|/, $data;
1614 $data = $self->gender ? $female : $male;
1615 $xml .= expand_cfpod ($self, $data);
1616 } elsif ($code eq "H") {
1426 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1617 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1427 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1618 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428 "") 1619 "")
1429 [$self->{hintmode}] 1620 [$self->{hintmode}];
1621 } else {
1622 $xml .= "error processing '$code($data)' directive";
1430 }ge; 1623 }
1624 } else {
1625 if ($pod =~ /\G(.+)/) {
1626 warn "parse error while expanding $pod (at $1)";
1627 }
1628 last;
1629 }
1630 }
1431 1631
1632 for ($xml) {
1432 # create single paragraphs (very hackish) 1633 # create single paragraphs (very hackish)
1433 s/(?<=\S)\n(?=\w)/ /g; 1634 s/(?<=\S)\n(?=\w)/ /g;
1434 1635
1435 # compress some whitespace 1636 # compress some whitespace
1436 s/\s+\n/\n/g; # ws line-ends 1637 s/\s+\n/\n/g; # ws line-ends
1437 s/\n\n+/\n/g; # double lines 1638 s/\n\n+/\n/g; # double lines
1438 s/^\n+//; # beginning lines 1639 s/^\n+//; # beginning lines
1439 s/\n+$//; # ending lines 1640 s/\n+$//; # ending lines
1641 }
1440 1642
1441 $_ 1643 $xml
1442} 1644}
1645
1646no re 'eval';
1443 1647
1444sub hintmode { 1648sub hintmode {
1445 $_[0]{hintmode} = $_[1] if @_ > 1; 1649 $_[0]{hintmode} = $_[1] if @_ > 1;
1446 $_[0]{hintmode} 1650 $_[0]{hintmode}
1447} 1651}
1448 1652
1449=item $player->ext_reply ($msgid, %msg) 1653=item $player->ext_reply ($msgid, @msg)
1450 1654
1451Sends an ext reply to the player. 1655Sends an ext reply to the player.
1452 1656
1453=cut 1657=cut
1454 1658
1455sub ext_reply($$%) { 1659sub ext_reply($$@) {
1456 my ($self, $id, %msg) = @_; 1660 my ($self, $id, @msg) = @_;
1457 1661
1458 $msg{msgid} = $id; 1662 $self->ns->ext_reply ($id, @msg)
1459 $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460} 1663}
1461 1664
1462=item $player->ext_event ($type, %msg) 1665=item $player->ext_msg ($type, @msg)
1463 1666
1464Sends an ext event to the client. 1667Sends an ext event to the client.
1465 1668
1466=cut 1669=cut
1467 1670
1468sub ext_event($$%) { 1671sub ext_msg($$@) {
1469 my ($self, $type, %msg) = @_; 1672 my ($self, $type, @msg) = @_;
1470 1673
1471 $self->ns->ext_event ($type, %msg); 1674 $self->ns->ext_msg ($type, @msg);
1472} 1675}
1473 1676
1474=head3 cf::region 1677=head3 cf::region
1475 1678
1476=over 4 1679=over 4
1489 my ($path) = @_; 1692 my ($path) = @_;
1490 1693
1491 my ($match, $specificity); 1694 my ($match, $specificity);
1492 1695
1493 for my $region (list) { 1696 for my $region (list) {
1494 if ($region->match && $path =~ $region->match) { 1697 if ($region->{match} && $path =~ $region->{match}) {
1495 ($match, $specificity) = ($region, $region->specificity) 1698 ($match, $specificity) = ($region, $region->specificity)
1496 if $region->specificity > $specificity; 1699 if $region->specificity > $specificity;
1497 } 1700 }
1498 } 1701 }
1499 1702
1619 $self->init; # pass $1 etc. 1822 $self->init; # pass $1 etc.
1620 return $self; 1823 return $self;
1621 } 1824 }
1622 } 1825 }
1623 1826
1624 Carp::carp "unable to resolve path '$path' (base '$base')."; 1827 Carp::cluck "unable to resolve path '$path' (base '$base').";
1625 () 1828 ()
1626} 1829}
1627 1830
1628sub init { 1831sub init {
1629 my ($self) = @_; 1832 my ($self) = @_;
1692 1895
1693sub load_header_from($) { 1896sub load_header_from($) {
1694 my ($self, $path) = @_; 1897 my ($self, $path) = @_;
1695 1898
1696 utf8::encode $path; 1899 utf8::encode $path;
1697 #aio_open $path, O_RDONLY, 0 1900 my $f = new_from_file cf::object::thawer $path
1698 # or return;
1699
1700 $self->_load_header ($path)
1701 or return; 1901 or return;
1902
1903 $self->_load_header ($f)
1904 or return;
1905
1906 local $MAP_LOADING{$self->{path}} = $self;
1907 $f->resolve_delayed_derefs;
1702 1908
1703 $self->{load_path} = $path; 1909 $self->{load_path} = $path;
1704 1910
1705 1 1911 1
1706} 1912}
1760sub find { 1966sub find {
1761 my ($path, $origin) = @_; 1967 my ($path, $origin) = @_;
1762 1968
1763 $path = normalise $path, $origin && $origin->path; 1969 $path = normalise $path, $origin && $origin->path;
1764 1970
1971 cf::lock_wait "map_data:$path";#d#remove
1765 cf::lock_wait "map_find:$path"; 1972 cf::lock_wait "map_find:$path";
1766 1973
1767 $cf::MAP{$path} || do { 1974 $cf::MAP{$path} || do {
1768 my $guard = cf::lock_acquire "map_find:$path"; 1975 my $guard1 = cf::lock_acquire "map_find:$path";
1976 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1769 my $map = new_from_path cf::map $path 1978 my $map = new_from_path cf::map $path
1770 or return; 1979 or return;
1771 1980
1772 $map->{last_save} = $cf::RUNTIME; 1981 $map->{last_save} = $cf::RUNTIME;
1773 1982
1775 or return; 1984 or return;
1776 1985
1777 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1986 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778 # doing this can freeze the server in a sync job, obviously 1987 # doing this can freeze the server in a sync job, obviously
1779 #$cf::WAIT_FOR_TICK->wait; 1988 #$cf::WAIT_FOR_TICK->wait;
1989 undef $guard1;
1990 undef $guard2;
1780 $map->reset; 1991 $map->reset;
1781 undef $guard;
1782 return find $path; 1992 return find $path;
1783 } 1993 }
1784 1994
1785 $cf::MAP{$path} = $map 1995 $cf::MAP{$path} = $map
1786 } 1996 }
1795 local $self->{deny_reset} = 1; # loading can take a long time 2005 local $self->{deny_reset} = 1; # loading can take a long time
1796 2006
1797 my $path = $self->{path}; 2007 my $path = $self->{path};
1798 2008
1799 { 2009 {
1800 my $guard = cf::lock_acquire "map_load:$path"; 2010 my $guard = cf::lock_acquire "map_data:$path";
1801 2011
2012 return unless $self->valid;
1802 return if $self->in_memory != cf::MAP_SWAPPED; 2013 return unless $self->in_memory == cf::MAP_SWAPPED;
1803 2014
1804 $self->in_memory (cf::MAP_LOADING); 2015 $self->in_memory (cf::MAP_LOADING);
1805 2016
1806 $self->alloc; 2017 $self->alloc;
1807 2018
1808 $self->pre_load; 2019 $self->pre_load;
1809 Coro::cede; 2020 cf::cede_to_tick;
1810 2021
2022 my $f = new_from_file cf::object::thawer $self->{load_path};
2023 $f->skip_block;
1811 $self->_load_objects ($self->{load_path}, 1) 2024 $self->_load_objects ($f)
1812 or return; 2025 or return;
1813 2026
1814 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2027 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1815 if delete $self->{load_original}; 2028 if delete $self->{load_original};
1816 2029
1817 if (my $uniq = $self->uniq_path) { 2030 if (my $uniq = $self->uniq_path) {
1818 utf8::encode $uniq; 2031 utf8::encode $uniq;
1819 if (aio_open $uniq, O_RDONLY, 0) { 2032 unless (aio_stat $uniq) {
2033 if (my $f = new_from_file cf::object::thawer $uniq) {
1820 $self->clear_unique_items; 2034 $self->clear_unique_items;
1821 $self->_load_objects ($uniq, 0); 2035 $self->_load_objects ($f);
2036 $f->resolve_delayed_derefs;
2037 }
1822 } 2038 }
1823 } 2039 }
1824 2040
1825 Coro::cede; 2041 $f->resolve_delayed_derefs;
2042
2043 cf::cede_to_tick;
1826 # now do the right thing for maps 2044 # now do the right thing for maps
1827 $self->link_multipart_objects; 2045 $self->link_multipart_objects;
1828 $self->difficulty ($self->estimate_difficulty) 2046 $self->difficulty ($self->estimate_difficulty)
1829 unless $self->difficulty; 2047 unless $self->difficulty;
1830 Coro::cede; 2048 cf::cede_to_tick;
1831 2049
1832 unless ($self->{deny_activate}) { 2050 unless ($self->{deny_activate}) {
1833 $self->decay_objects; 2051 $self->decay_objects;
1834 $self->fix_auto_apply; 2052 $self->fix_auto_apply;
1835 $self->update_buttons; 2053 $self->update_buttons;
1836 Coro::cede; 2054 cf::cede_to_tick;
1837 $self->set_darkness_map; 2055 $self->set_darkness_map;
1838 Coro::cede; 2056 cf::cede_to_tick;
1839 $self->activate; 2057 $self->activate;
1840 } 2058 }
2059
2060 $self->{last_save} = $cf::RUNTIME;
2061 $self->last_access ($cf::RUNTIME);
1841 2062
1842 $self->in_memory (cf::MAP_IN_MEMORY); 2063 $self->in_memory (cf::MAP_IN_MEMORY);
1843 } 2064 }
1844 2065
1845 $self->post_load; 2066 $self->post_load;
1856 2077
1857 $self 2078 $self
1858} 2079}
1859 2080
1860# find and load all maps in the 3x3 area around a map 2081# find and load all maps in the 3x3 area around a map
1861sub load_diag { 2082sub load_neighbours {
1862 my ($map) = @_; 2083 my ($map) = @_;
1863 2084
1864 my @diag; # diagonal neighbours 2085 my @neigh; # diagonal neighbours
1865 2086
1866 for (0 .. 3) { 2087 for (0 .. 3) {
1867 my $neigh = $map->tile_path ($_) 2088 my $neigh = $map->tile_path ($_)
1868 or next; 2089 or next;
1869 $neigh = find $neigh, $map 2090 $neigh = find $neigh, $map
1870 or next; 2091 or next;
1871 $neigh->load; 2092 $neigh->load;
1872 2093
2094 push @neigh,
1873 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2095 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2096 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1875 } 2097 }
1876 2098
1877 for (@diag) { 2099 for (grep defined $_->[0], @neigh) {
2100 my ($path, $origin) = @$_;
1878 my $neigh = find @$_ 2101 my $neigh = find $path, $origin
1879 or next; 2102 or next;
1880 $neigh->load; 2103 $neigh->load;
1881 } 2104 }
1882} 2105}
1883 2106
1888} 2111}
1889 2112
1890sub do_load_sync { 2113sub do_load_sync {
1891 my ($map) = @_; 2114 my ($map) = @_;
1892 2115
2116 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2117 if $Coro::current == $Coro::main;
2118
1893 cf::sync_job { $map->load }; 2119 cf::sync_job { $map->load };
1894} 2120}
1895 2121
1896our %MAP_PREFETCH; 2122our %MAP_PREFETCH;
1897our $MAP_PREFETCHER = undef; 2123our $MAP_PREFETCHER = undef;
1898 2124
1899sub find_async { 2125sub find_async {
1900 my ($path, $origin) = @_; 2126 my ($path, $origin, $load) = @_;
1901 2127
1902 $path = normalise $path, $origin && $origin->{path}; 2128 $path = normalise $path, $origin && $origin->{path};
1903 2129
1904 if (my $map = $cf::MAP{$path}) { 2130 if (my $map = $cf::MAP{$path}) {
1905 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2131 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1906 } 2132 }
1907 2133
1908 undef $MAP_PREFETCH{$path}; 2134 $MAP_PREFETCH{$path} |= $load;
2135
1909 $MAP_PREFETCHER ||= cf::async { 2136 $MAP_PREFETCHER ||= cf::async {
2137 $Coro::current->{desc} = "map prefetcher";
2138
1910 while (%MAP_PREFETCH) { 2139 while (%MAP_PREFETCH) {
1911 for my $path (keys %MAP_PREFETCH) { 2140 while (my ($k, $v) = each %MAP_PREFETCH) {
1912 my $map = find $path 2141 if (my $map = find $k) {
1913 or next;
1914 $map->load; 2142 $map->load if $v;
2143 }
1915 2144
1916 delete $MAP_PREFETCH{$path}; 2145 delete $MAP_PREFETCH{$k};
1917 } 2146 }
1918 } 2147 }
1919 undef $MAP_PREFETCHER; 2148 undef $MAP_PREFETCHER;
1920 }; 2149 };
1921 $MAP_PREFETCHER->prio (6); 2150 $MAP_PREFETCHER->prio (6);
1924} 2153}
1925 2154
1926sub save { 2155sub save {
1927 my ($self) = @_; 2156 my ($self) = @_;
1928 2157
1929 my $lock = cf::lock_acquire "map_data:" . $self->path; 2158 my $lock = cf::lock_acquire "map_data:$self->{path}";
1930 2159
1931 $self->{last_save} = $cf::RUNTIME; 2160 $self->{last_save} = $cf::RUNTIME;
1932 2161
1933 return unless $self->dirty; 2162 return unless $self->dirty;
1934 2163
1940 return if $self->{deny_save}; 2169 return if $self->{deny_save};
1941 2170
1942 local $self->{last_access} = $self->last_access;#d# 2171 local $self->{last_access} = $self->last_access;#d#
1943 2172
1944 cf::async { 2173 cf::async {
2174 $Coro::current->{desc} = "map player save";
1945 $_->contr->save for $self->players; 2175 $_->contr->save for $self->players;
1946 }; 2176 };
1947 2177
1948 if ($uniq) { 2178 if ($uniq) {
1949 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2179 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1957 my ($self) = @_; 2187 my ($self) = @_;
1958 2188
1959 # save first because save cedes 2189 # save first because save cedes
1960 $self->save; 2190 $self->save;
1961 2191
1962 my $lock = cf::lock_acquire "map_data:" . $self->path; 2192 my $lock = cf::lock_acquire "map_data:$self->{path}";
1963 2193
1964 return if $self->players; 2194 return if $self->players;
1965 return if $self->in_memory != cf::MAP_IN_MEMORY; 2195 return if $self->in_memory != cf::MAP_IN_MEMORY;
1966 return if $self->{deny_save}; 2196 return if $self->{deny_save};
1967 2197
2198 $self->in_memory (cf::MAP_SWAPPED);
2199
2200 $self->deactivate;
2201 $_->clear_links_to ($self) for values %cf::MAP;
1968 $self->clear; 2202 $self->clear;
1969 $self->in_memory (cf::MAP_SWAPPED);
1970} 2203}
1971 2204
1972sub reset_at { 2205sub reset_at {
1973 my ($self) = @_; 2206 my ($self) = @_;
1974 2207
2006 if $uniq; 2239 if $uniq;
2007 } 2240 }
2008 2241
2009 delete $cf::MAP{$self->path}; 2242 delete $cf::MAP{$self->path};
2010 2243
2244 $self->deactivate;
2245 $_->clear_links_to ($self) for values %cf::MAP;
2011 $self->clear; 2246 $self->clear;
2012
2013 $_->clear_links_to ($self) for values %cf::MAP;
2014 2247
2015 $self->unlink_save; 2248 $self->unlink_save;
2016 $self->destroy; 2249 $self->destroy;
2017} 2250}
2018 2251
2019my $nuke_counter = "aaaa"; 2252my $nuke_counter = "aaaa";
2020 2253
2021sub nuke { 2254sub nuke {
2022 my ($self) = @_; 2255 my ($self) = @_;
2023 2256
2257 {
2258 my $lock = cf::lock_acquire "map_data:$self->{path}";
2259
2024 delete $cf::MAP{$self->path}; 2260 delete $cf::MAP{$self->path};
2025 2261
2026 $self->unlink_save; 2262 $self->unlink_save;
2027 2263
2028 bless $self, "cf::map"; 2264 bless $self, "cf::map";
2029 delete $self->{deny_reset}; 2265 delete $self->{deny_reset};
2030 $self->{deny_save} = 1; 2266 $self->{deny_save} = 1;
2031 $self->reset_timeout (1); 2267 $self->reset_timeout (1);
2032 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2268 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033 2269
2034 $cf::MAP{$self->path} = $self; 2270 $cf::MAP{$self->path} = $self;
2271 }
2035 2272
2036 $self->reset; # polite request, might not happen 2273 $self->reset; # polite request, might not happen
2037} 2274}
2038 2275
2039=item $maps = cf::map::tmp_maps 2276=item $maps = cf::map::tmp_maps
2115 2352
2116sub inv_recursive { 2353sub inv_recursive {
2117 inv_recursive_ inv $_[0] 2354 inv_recursive_ inv $_[0]
2118} 2355}
2119 2356
2357=item $ref = $ob->ref
2358
2359creates and returns a persistent reference to an objetc that can be stored as a string.
2360
2361=item $ob = cf::object::deref ($refstring)
2362
2363returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364even if the object actually exists. May block.
2365
2366=cut
2367
2368sub deref {
2369 my ($ref) = @_;
2370
2371 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2372 my ($uuid, $name) = ($1, $2);
2373 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2374 or return;
2375 $pl->ob->uuid eq $uuid
2376 or return;
2377
2378 $pl->ob
2379 } else {
2380 warn "$ref: cannot resolve object reference\n";
2381 undef
2382 }
2383}
2384
2120package cf; 2385package cf;
2121 2386
2122=back 2387=back
2123 2388
2124=head3 cf::object::player 2389=head3 cf::object::player
2146 2411
2147 } else { 2412 } else {
2148 my $pl = $self->contr; 2413 my $pl = $self->contr;
2149 2414
2150 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2415 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151 my $diag = $pl->{npc_dialog}; 2416 my $dialog = $pl->{npc_dialog};
2152 $diag->{pl}->ext_reply ( 2417 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153 $diag->{id},
2154 msgtype => "reply",
2155 msg => $diag->{pl}->expand_cfpod ($msg),
2156 add_topics => []
2157 );
2158 2418
2159 } else { 2419 } else {
2160 $msg = $npc->name . " says: $msg" if $npc; 2420 $msg = $npc->name . " says: $msg" if $npc;
2161 $self->message ($msg, $flags); 2421 $self->message ($msg, $flags);
2162 } 2422 }
2163 } 2423 }
2424}
2425
2426=item $object->send_msg ($channel, $msg, $color, [extra...])
2427
2428=cut
2429
2430sub cf::object::send_msg {
2431 my $pl = shift->contr
2432 or return;
2433 $pl->send_msg (@_);
2164} 2434}
2165 2435
2166=item $player_object->may ("access") 2436=item $player_object->may ("access")
2167 2437
2168Returns wether the given player is authorized to access resource "access" 2438Returns wether the given player is authorized to access resource "access"
2247 # use -1 or undef as default coordinates, not 0, 0 2517 # use -1 or undef as default coordinates, not 0, 0
2248 ($x, $y) = ($map->enter_x, $map->enter_y) 2518 ($x, $y) = ($map->enter_x, $map->enter_y)
2249 if $x <=0 && $y <= 0; 2519 if $x <=0 && $y <= 0;
2250 2520
2251 $map->load; 2521 $map->load;
2252 $map->load_diag; 2522 $map->load_neighbours;
2253 2523
2254 return unless $self->contr->active; 2524 return unless $self->contr->active;
2255 $self->activate_recursive; 2525 $self->activate_recursive;
2256 2526
2257 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2527 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258 $self->enter_map ($map, $x, $y); 2528 $self->enter_map ($map, $x, $y);
2259} 2529}
2260 2530
2261=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2531=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262 2532
2263Moves 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
2264her, loading and preparing them map, calling the provided $check callback 2534her, loading and preparing them map, calling the provided $check callback
2265that 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
2266the new (success) or old (failed) map position. 2536the new (success) or old (failed) map position. In either case, $done will
2537be called at the end of this process.
2267 2538
2268=cut 2539=cut
2269 2540
2270our $GOTOGEN; 2541our $GOTOGEN;
2271 2542
2272sub cf::object::player::goto { 2543sub cf::object::player::goto {
2273 my ($self, $path, $x, $y, $check) = @_; 2544 my ($self, $path, $x, $y, $check, $done) = @_;
2274 2545
2275 # do generation counting so two concurrent goto's will be executed in-order 2546 # do generation counting so two concurrent goto's will be executed in-order
2276 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2547 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277 2548
2278 $self->enter_link; 2549 $self->enter_link;
2279 2550
2280 (async { 2551 (async {
2552 $Coro::current->{desc} = "player::goto $path $x $y";
2553
2554 # *tag paths override both path and x|y
2555 if ($path =~ /^\*(.*)$/) {
2556 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2557 my $ob = $obs[rand @obs];
2558
2559 # see if we actually can go there
2560 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2561 $ob = $obs[rand @obs];
2562 } else {
2563 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2564 }
2565 # else put us there anyways for now #d#
2566
2567 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2568 } else {
2569 ($path, $x, $y) = (undef, undef, undef);
2570 }
2571 }
2572
2281 my $map = eval { 2573 my $map = eval {
2282 my $map = cf::map::find $path; 2574 my $map = defined $path ? cf::map::find $path : undef;
2283 2575
2284 if ($map) { 2576 if ($map) {
2285 $map = $map->customise_for ($self); 2577 $map = $map->customise_for ($self);
2286 $map = $check->($map) if $check && $map; 2578 $map = $check->($map) if $check && $map;
2287 } else { 2579 } else {
2288 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2580 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289 } 2581 }
2290 2582
2291 $map 2583 $map
2292 }; 2584 };
2293 2585
2298 2590
2299 if ($gen == $self->{_goto_generation}) { 2591 if ($gen == $self->{_goto_generation}) {
2300 delete $self->{_goto_generation}; 2592 delete $self->{_goto_generation};
2301 $self->leave_link ($map, $x, $y); 2593 $self->leave_link ($map, $x, $y);
2302 } 2594 }
2595
2596 $done->() if $done;
2303 })->prio (1); 2597 })->prio (1);
2304} 2598}
2305 2599
2306=item $player_object->enter_exit ($exit_object) 2600=item $player_object->enter_exit ($exit_object)
2307 2601
2381 # if exit is damned, update players death & WoR home-position 2675 # if exit is damned, update players death & WoR home-position
2382 $self->contr->savebed ($slaying, $hp, $sp) 2676 $self->contr->savebed ($slaying, $hp, $sp)
2383 if $exit->flag (FLAG_DAMNED); 2677 if $exit->flag (FLAG_DAMNED);
2384 2678
2385 (async { 2679 (async {
2680 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2681
2386 $self->deactivate_recursive; # just to be sure 2682 $self->deactivate_recursive; # just to be sure
2387 unless (eval { 2683 unless (eval {
2388 $self->goto ($slaying, $hp, $sp); 2684 $self->goto ($slaying, $hp, $sp);
2389 2685
2390 1; 2686 1;
2416 2712
2417 utf8::encode $text; 2713 utf8::encode $text;
2418 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2714 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419} 2715}
2420 2716
2421=item $client->send_msg ($color, $type, $msg, [extra...]) 2717=item $client->send_msg ($channel, $msg, $color, [extra...])
2422 2718
2423Send a drawinfo or msg packet to the client, formatting the msg for the 2719Send a drawinfo or msg packet to the client, formatting the msg for the
2424client if neccessary. C<$type> should be a string identifying the type of 2720client if neccessary. C<$type> should be a string identifying the type of
2425the message, with C<log> being the default. If C<$color> is negative, suppress 2721the message, with C<log> being the default. If C<$color> is negative, suppress
2426the message unless the client supports the msg packet. 2722the message unless the client supports the msg packet.
2427 2723
2428=cut 2724=cut
2429 2725
2726# non-persistent channels (usually the info channel)
2727our %CHANNEL = (
2728 "c/identify" => {
2729 id => "infobox",
2730 title => "Identify",
2731 reply => undef,
2732 tooltip => "Items recently identified",
2733 },
2734 "c/examine" => {
2735 id => "infobox",
2736 title => "Examine",
2737 reply => undef,
2738 tooltip => "Signs and other items you examined",
2739 },
2740 "c/book" => {
2741 id => "infobox",
2742 title => "Book",
2743 reply => undef,
2744 tooltip => "The contents of a note or book",
2745 },
2746 "c/lookat" => {
2747 id => "infobox",
2748 title => "Look",
2749 reply => undef,
2750 tooltip => "What you saw there",
2751 },
2752 "c/who" => {
2753 id => "infobox",
2754 title => "Players",
2755 reply => undef,
2756 tooltip => "Shows players who are currently online",
2757 },
2758 "c/body" => {
2759 id => "infobox",
2760 title => "Body Parts",
2761 reply => undef,
2762 tooltip => "Shows which body parts you posess and are available",
2763 },
2764 "c/uptime" => {
2765 id => "infobox",
2766 title => "Uptime",
2767 reply => undef,
2768 tooltip => "How long the server has been running since last restart",
2769 },
2770 "c/mapinfo" => {
2771 id => "infobox",
2772 title => "Map Info",
2773 reply => undef,
2774 tooltip => "Information related to the maps",
2775 },
2776);
2777
2430sub cf::client::send_msg { 2778sub cf::client::send_msg {
2431 my ($self, $color, $type, $msg, @extra) = @_; 2779 my ($self, $channel, $msg, $color, @extra) = @_;
2432 2780
2433 $msg = $self->pl->expand_cfpod ($msg); 2781 $msg = $self->pl->expand_cfpod ($msg);
2434 2782
2783 $color &= cf::NDI_CLIENT_MASK; # just in case...
2784
2785 # check predefined channels, for the benefit of C
2786 if ($CHANNEL{$channel}) {
2787 $channel = $CHANNEL{$channel};
2788
2789 $self->ext_msg (channel_info => $channel)
2790 if $self->can_msg;
2791
2792 $channel = $channel->{id};
2793
2794 } elsif (ref $channel) {
2795 # send meta info to client, if not yet sent
2796 unless (exists $self->{channel}{$channel->{id}}) {
2797 $self->{channel}{$channel->{id}} = $channel;
2798 $self->ext_msg (channel_info => $channel)
2799 if $self->can_msg;
2800 }
2801
2802 $channel = $channel->{id};
2803 }
2804
2435 return unless @extra || length $msg; 2805 return unless @extra || length $msg;
2436 2806
2437 if ($self->can_msg) { 2807 if ($self->can_msg) {
2808 # default colour, mask it out
2809 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810 if $color & cf::NDI_DEF;
2811
2438 $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); 2812 $self->send_packet ("msg " . $self->{json_coder}->encode (
2813 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2439 } else { 2814 } else {
2440 # replace some tags by gcfclient-compatible ones
2441 for ($msg) {
2442 1 while
2443 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448 }
2449
2450 if ($color >= 0) { 2815 if ($color >= 0) {
2816 # replace some tags by gcfclient-compatible ones
2817 for ($msg) {
2818 1 while
2819 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824 }
2825
2826 $color &= cf::NDI_COLOR_MASK;
2827
2828 utf8::encode $msg;
2829
2451 if (0 && $msg =~ /\[/) { 2830 if (0 && $msg =~ /\[/) {
2831 # COMMAND/INFO
2452 $self->send_packet ("drawextinfo $color 4 0 $msg") 2832 $self->send_packet ("drawextinfo $color 10 8 $msg")
2453 } else { 2833 } else {
2454 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; 2834 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455 $self->send_packet ("drawinfo $color $msg") 2835 $self->send_packet ("drawinfo $color $msg")
2456 } 2836 }
2457 } 2837 }
2458 } 2838 }
2459} 2839}
2460 2840
2461=item $client->ext_event ($type, %msg) 2841=item $client->ext_msg ($type, @msg)
2462 2842
2463Sends an ext event to the client. 2843Sends an ext event to the client.
2464 2844
2465=cut 2845=cut
2466 2846
2467sub cf::client::ext_event($$%) { 2847sub cf::client::ext_msg($$@) {
2468 my ($self, $type, %msg) = @_; 2848 my ($self, $type, @msg) = @_;
2469 2849
2850 if ($self->extcmd == 2) {
2851 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852 } elsif ($self->extcmd == 1) { # TODO: remove
2470 $msg{msgtype} = "event_$type"; 2853 push @msg, msgtype => "event_$type";
2471 $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); 2854 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855 }
2856}
2857
2858=item $client->ext_reply ($msgid, @msg)
2859
2860Sends an ext reply to the client.
2861
2862=cut
2863
2864sub cf::client::ext_reply($$@) {
2865 my ($self, $id, @msg) = @_;
2866
2867 if ($self->extcmd == 2) {
2868 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869 } elsif ($self->extcmd == 1) {
2870 #TODO: version 1, remove
2871 unshift @msg, msgtype => "reply", msgid => $id;
2872 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873 }
2472} 2874}
2473 2875
2474=item $success = $client->query ($flags, "text", \&cb) 2876=item $success = $client->query ($flags, "text", \&cb)
2475 2877
2476Queues a query to the client, calling the given callback with 2878Queues a query to the client, calling the given callback with
2531 my ($ns, $buf) = @_; 2933 my ($ns, $buf) = @_;
2532 2934
2533 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 2935 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534 2936
2535 if (ref $msg) { 2937 if (ref $msg) {
2938 my ($type, $reply, @payload) =
2939 "ARRAY" eq ref $msg
2940 ? @$msg
2941 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942
2943 my @reply;
2944
2536 if (my $cb = $EXTICMD{$msg->{msgtype}}) { 2945 if (my $cb = $EXTICMD{$type}) {
2537 if (my %reply = $cb->($ns, $msg)) { 2946 @reply = $cb->($ns, @payload);
2538 $reply{msgid} = $msg->{msgid};
2539 $ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540 }
2541 } 2947 }
2948
2949 $ns->ext_reply ($reply, @reply)
2950 if $reply;
2951
2542 } else { 2952 } else {
2543 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 2953 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544 } 2954 }
2545 2955
2546 cf::override; 2956 cf::override;
2593our $safe = new Safe "safe"; 3003our $safe = new Safe "safe";
2594our $safe_hole = new Safe::Hole; 3004our $safe_hole = new Safe::Hole;
2595 3005
2596$SIG{FPE} = 'IGNORE'; 3006$SIG{FPE} = 'IGNORE';
2597 3007
2598$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3008$safe->permit_only (Opcode::opset qw(
3009 :base_core :base_mem :base_orig :base_math
3010 grepstart grepwhile mapstart mapwhile
3011 sort time
3012));
2599 3013
2600# here we export the classes and methods available to script code 3014# here we export the classes and methods available to script code
2601 3015
2602=pod 3016=pod
2603 3017
2604The following functions and methods are available within a safe environment: 3018The following functions and methods are available within a safe environment:
2605 3019
2606 cf::object 3020 cf::object
2607 contr pay_amount pay_player map x y force_find force_add 3021 contr pay_amount pay_player map x y force_find force_add destroy
2608 insert remove 3022 insert remove name archname title slaying race decrease_ob_nr
2609 3023
2610 cf::object::player 3024 cf::object::player
2611 player 3025 player
2612 3026
2613 cf::player 3027 cf::player
2618 3032
2619=cut 3033=cut
2620 3034
2621for ( 3035for (
2622 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3036 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037 insert remove inv name archname title slaying race
2623 insert remove)], 3038 decrease_ob_nr destroy)],
2624 ["cf::object::player" => qw(player)], 3039 ["cf::object::player" => qw(player)],
2625 ["cf::player" => qw(peaceful)], 3040 ["cf::player" => qw(peaceful)],
2626 ["cf::map" => qw(trigger)], 3041 ["cf::map" => qw(trigger)],
2627) { 3042) {
2628 no strict 'refs'; 3043 no strict 'refs';
2704# the server's init and main functions 3119# the server's init and main functions
2705 3120
2706sub load_facedata($) { 3121sub load_facedata($) {
2707 my ($path) = @_; 3122 my ($path) = @_;
2708 3123
3124 # HACK to clear player env face cache, we need some signal framework
3125 # for this (global event?)
3126 %ext::player_env::MUSIC_FACE_CACHE = ();
3127
3128 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129
2709 warn "loading facedata from $path\n"; 3130 warn "loading facedata from $path\n";
2710 3131
2711 my $facedata; 3132 my $facedata;
2712 0 < aio_load $path, $facedata 3133 0 < aio_load $path, $facedata
2713 or die "$path: $!"; 3134 or die "$path: $!";
2714 3135
2715 $facedata = Coro::Storable::thaw $facedata; 3136 $facedata = Coro::Storable::thaw $facedata;
2716 3137
2717 $facedata->{version} == 2 3138 $facedata->{version} == 2
2718 or cf::cleanup "$path: version mismatch, cannot proceed."; 3139 or cf::cleanup "$path: version mismatch, cannot proceed.";
3140
3141 # patch in the exptable
3142 $facedata->{resource}{"res/exp_table"} = {
3143 type => FT_RSRC,
3144 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3145 };
3146 cf::cede_to_tick;
2719 3147
2720 { 3148 {
2721 my $faces = $facedata->{faceinfo}; 3149 my $faces = $facedata->{faceinfo};
2722 3150
2723 while (my ($face, $info) = each %$faces) { 3151 while (my ($face, $info) = each %$faces) {
2724 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3152 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2725 cf::face::set_visibility $idx, $info->{visibility}; 3153 cf::face::set_visibility $idx, $info->{visibility};
2726 cf::face::set_magicmap $idx, $info->{magicmap}; 3154 cf::face::set_magicmap $idx, $info->{magicmap};
2727 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3155 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2728 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3156 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2729 3157
2730 cf::cede_to_tick; 3158 cf::cede_to_tick;
2731 } 3159 }
2732 3160
2733 while (my ($face, $info) = each %$faces) { 3161 while (my ($face, $info) = each %$faces) {
2758 3186
2759 { 3187 {
2760 # TODO: for gcfclient pleasure, we should give resources 3188 # TODO: for gcfclient pleasure, we should give resources
2761 # that gcfclient doesn't grok a >10000 face index. 3189 # that gcfclient doesn't grok a >10000 face index.
2762 my $res = $facedata->{resource}; 3190 my $res = $facedata->{resource};
2763 my $enc = JSON::XS->new->utf8->canonical; 3191
3192 my $soundconf = delete $res->{"res/sound.conf"};
2764 3193
2765 while (my ($name, $info) = each %$res) { 3194 while (my ($name, $info) = each %$res) {
2766 my $meta = $enc->encode ({
2767 name => $name,
2768 type => $info->{type},
2769 copyright => $info->{copyright}, #TODO#
2770 });
2771 my $data = pack "(w/a*)*", $meta, $info->{data};
2772 my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3195 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196 my $data;
3197
3198 if ($info->{type} & 1) {
3199 # prepend meta info
3200
3201 my $meta = $enc->encode ({
3202 name => $name,
3203 %{ $info->{meta} || {} },
3204 });
3205
3206 $data = pack "(w/a*)*", $meta, $info->{data};
3207 } else {
3208 $data = $info->{data};
3209 }
3210
3211 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2775 cf::face::set_type $idx, 1; 3212 cf::face::set_type $idx, $info->{type};
2776 cf::face::set_data $idx, 0, $data, $chk;
2777 3213
2778 cf::cede_to_tick; 3214 cf::cede_to_tick;
2779 } 3215 }
3216
3217 if ($soundconf) {
3218 $soundconf = $enc->decode (delete $soundconf->{data});
3219
3220 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221 my $sound = $soundconf->{compat}[$_]
3222 or next;
3223
3224 my $face = cf::face::find "sound/$sound->[1]";
3225 cf::sound::set $sound->[0] => $face;
3226 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227 }
3228
3229 while (my ($k, $v) = each %{$soundconf->{event}}) {
3230 my $face = cf::face::find "sound/$v";
3231 cf::sound::set $k => $face;
3232 }
3233 }
2780 } 3234 }
2781 3235
2782 1 3236 1
2783} 3237}
2784 3238
3239register_exticmd fx_want => sub {
3240 my ($ns, $want) = @_;
3241
3242 while (my ($k, $v) = each %$want) {
3243 $ns->fx_want ($k, $v);
3244 }
3245};
3246
2785sub reload_regions { 3247sub reload_regions {
3248 # HACK to clear player env face cache, we need some signal framework
3249 # for this (global event?)
3250 %ext::player_env::MUSIC_FACE_CACHE = ();
3251
2786 load_resource_file "$MAPDIR/regions" 3252 load_resource_file "$MAPDIR/regions"
2787 or die "unable to load regions file\n"; 3253 or die "unable to load regions file\n";
3254
3255 for (cf::region::list) {
3256 $_->{match} = qr/$_->{match}/
3257 if exists $_->{match};
3258 }
2788} 3259}
2789 3260
2790sub reload_facedata { 3261sub reload_facedata {
2791 load_facedata "$DATADIR/facedata" 3262 load_facedata "$DATADIR/facedata"
2792 or die "unable to load facedata\n"; 3263 or die "unable to load facedata\n";
2821 3292
2822sub init { 3293sub init {
2823 reload_resources; 3294 reload_resources;
2824} 3295}
2825 3296
2826sub cfg_load { 3297sub reload_config {
2827 open my $fh, "<:utf8", "$CONFDIR/config" 3298 open my $fh, "<:utf8", "$CONFDIR/config"
2828 or return; 3299 or return;
2829 3300
2830 local $/; 3301 local $/;
2831 *CFG = YAML::Syck::Load <$fh>; 3302 *CFG = YAML::Syck::Load <$fh>;
2847sub main { 3318sub main {
2848 # we must not ever block the main coroutine 3319 # we must not ever block the main coroutine
2849 local $Coro::idle = sub { 3320 local $Coro::idle = sub {
2850 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3321 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851 (async { 3322 (async {
2852 Event::one_event; 3323 $Coro::current->{desc} = "IDLE BUG HANDLER";
3324 EV::loop EV::LOOP_ONESHOT;
2853 })->prio (Coro::PRIO_MAX); 3325 })->prio (Coro::PRIO_MAX);
2854 }; 3326 };
2855 3327
2856 cfg_load; 3328 reload_config;
2857 db_init; 3329 db_init;
2858 load_extensions; 3330 load_extensions;
2859 3331
2860 $TICK_WATCHER->start; 3332 $TICK_WATCHER->start;
2861 Event::loop; 3333 EV::loop;
2862} 3334}
2863 3335
2864############################################################################# 3336#############################################################################
2865# initialisation and cleanup 3337# initialisation and cleanup
2866 3338
2867# install some emergency cleanup handlers 3339# install some emergency cleanup handlers
2868BEGIN { 3340BEGIN {
3341 our %SIGWATCHER = ();
2869 for my $signal (qw(INT HUP TERM)) { 3342 for my $signal (qw(INT HUP TERM)) {
2870 Event->signal ( 3343 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2871 reentrant => 0,
2872 data => WF_AUTOCANCEL,
2873 signal => $signal,
2874 prio => 0,
2875 cb => sub {
2876 cf::cleanup "SIG$signal"; 3344 cf::cleanup "SIG$signal";
2877 },
2878 ); 3345 };
2879 } 3346 }
2880} 3347}
2881 3348
2882sub write_runtime { 3349sub write_runtime {
2883 my $runtime = "$LOCALDIR/runtime"; 3350 my $runtime = "$LOCALDIR/runtime";
2928 # and maps saved/destroyed asynchronously. 3395 # and maps saved/destroyed asynchronously.
2929 warn "begin emergency player save\n"; 3396 warn "begin emergency player save\n";
2930 for my $login (keys %cf::PLAYER) { 3397 for my $login (keys %cf::PLAYER) {
2931 my $pl = $cf::PLAYER{$login} or next; 3398 my $pl = $cf::PLAYER{$login} or next;
2932 $pl->valid or next; 3399 $pl->valid or next;
3400 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933 $pl->save; 3401 $pl->save;
2934 } 3402 }
2935 warn "end emergency player save\n"; 3403 warn "end emergency player save\n";
2936 3404
2937 warn "begin emergency map save\n"; 3405 warn "begin emergency map save\n";
2976 warn "syncing database to disk"; 3444 warn "syncing database to disk";
2977 BDB::db_env_txn_checkpoint $DB_ENV; 3445 BDB::db_env_txn_checkpoint $DB_ENV;
2978 3446
2979 # if anything goes wrong in here, we should simply crash as we already saved 3447 # if anything goes wrong in here, we should simply crash as we already saved
2980 3448
2981 warn "cancelling all WF_AUTOCANCEL watchers";
2982 for (Event::all_watchers) {
2983 $_->cancel if $_->data & WF_AUTOCANCEL;
2984 }
2985
2986 warn "flushing outstanding aio requests"; 3449 warn "flushing outstanding aio requests";
2987 for (;;) { 3450 for (;;) {
2988 BDB::flush; 3451 BDB::flush;
2989 IO::AIO::flush; 3452 IO::AIO::flush;
2990 Coro::cede; 3453 Coro::cede_notself;
2991 last unless IO::AIO::nreqs || BDB::nreqs; 3454 last unless IO::AIO::nreqs || BDB::nreqs;
2992 warn "iterate..."; 3455 warn "iterate...";
2993 } 3456 }
2994 3457
2995 ++$RELOAD; 3458 ++$RELOAD;
3054 warn "reloading cf.pm"; 3517 warn "reloading cf.pm";
3055 require cf; 3518 require cf;
3056 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3519 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3057 3520
3058 warn "loading config and database again"; 3521 warn "loading config and database again";
3059 cf::cfg_load; 3522 cf::reload_config;
3060 3523
3061 warn "loading extensions"; 3524 warn "loading extensions";
3062 cf::load_extensions; 3525 cf::load_extensions;
3063 3526
3064 warn "reattaching attachments to objects/players"; 3527 warn "reattaching attachments to objects/players";
3084 3547
3085sub reload_perl() { 3548sub reload_perl() {
3086 # doing reload synchronously and two reloads happen back-to-back, 3549 # doing reload synchronously and two reloads happen back-to-back,
3087 # coro crashes during coro_state_free->destroy here. 3550 # coro crashes during coro_state_free->destroy here.
3088 3551
3089 $RELOAD_WATCHER ||= Event->timer ( 3552 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3090 reentrant => 0,
3091 after => 0,
3092 data => WF_AUTOCANCEL,
3093 cb => sub {
3094 do_reload_perl;
3095 undef $RELOAD_WATCHER; 3553 undef $RELOAD_WATCHER;
3096 }, 3554 do_reload_perl;
3097 ); 3555 };
3098} 3556}
3099 3557
3100register_command "reload" => sub { 3558register_command "reload" => sub {
3101 my ($who, $arg) = @_; 3559 my ($who, $arg) = @_;
3102 3560
3103 if ($who->flag (FLAG_WIZ)) { 3561 if ($who->flag (FLAG_WIZ)) {
3104 $who->message ("reloading server."); 3562 $who->message ("reloading server.");
3563 async {
3564 $Coro::current->{desc} = "perl_reload";
3105 async { reload_perl }; 3565 reload_perl;
3566 };
3106 } 3567 }
3107}; 3568};
3108 3569
3109unshift @INC, $LIBDIR; 3570unshift @INC, $LIBDIR;
3110 3571
3129 my $signal = new Coro::Signal; 3590 my $signal = new Coro::Signal;
3130 push @WAIT_FOR_TICK_BEGIN, $signal; 3591 push @WAIT_FOR_TICK_BEGIN, $signal;
3131 $signal->wait; 3592 $signal->wait;
3132} 3593}
3133 3594
3134 my $min = 1e6;#d# 3595$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3135 my $avg = 10;
3136$TICK_WATCHER = Event->timer (
3137 reentrant => 0,
3138 parked => 1,
3139 prio => 0,
3140 at => $NEXT_TICK || $TICK,
3141 data => WF_AUTOCANCEL,
3142 cb => sub {
3143 if ($Coro::current != $Coro::main) { 3596 if ($Coro::current != $Coro::main) {
3144 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3597 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145 unless ++$bug_warning > 10; 3598 unless ++$bug_warning > 10;
3146 return; 3599 return;
3147 } 3600 }
3148 3601
3149 $NOW = $tick_start = Event::time; 3602 $NOW = $tick_start = EV::now;
3150 3603
3151 cf::server_tick; # one server iteration 3604 cf::server_tick; # one server iteration
3152 3605
3153 0 && sync_job {#d# 3606 $RUNTIME += $TICK;
3154 for(1..10) { 3607 $NEXT_TICK += $TICK;
3155 my $t = Event::time;
3156 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3157 or die;
3158 3608
3159 $map->width (50); 3609 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3160 $map->height (50); 3610 $NEXT_RUNTIME_WRITE = $NOW + 10;
3161 $map->alloc; 3611 Coro::async_pool {
3162 $map->_load_objects ("/tmp/x.map", 1); 3612 $Coro::current->{desc} = "runtime saver";
3163 my $t = Event::time - $t; 3613 write_runtime
3164 3614 or warn "ERROR: unable to write runtime file: $!";
3165 #next unless $t < 0.0013;#d#
3166 if ($t < $min) {
3167 $min = $t;
3168 }
3169 $avg = $avg * 0.99 + $t * 0.01;
3170 }
3171 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172 exit 0;
3173 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174 }; 3615 };
3616 }
3175 3617
3176 $RUNTIME += $TICK;
3177 $NEXT_TICK += $TICK;
3178
3179 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180 $NEXT_RUNTIME_WRITE = $NOW + 10;
3181 Coro::async_pool {
3182 write_runtime
3183 or warn "ERROR: unable to write runtime file: $!";
3184 };
3185 }
3186
3187# my $AFTER = Event::time;
3188# warn $AFTER - $NOW;#d#
3189
3190 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3618 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191 $sig->send; 3619 $sig->send;
3192 } 3620 }
3193 while (my $sig = shift @WAIT_FOR_TICK) { 3621 while (my $sig = shift @WAIT_FOR_TICK) {
3194 $sig->send; 3622 $sig->send;
3195 } 3623 }
3196 3624
3197 $NOW = Event::time;
3198
3199 # if we are delayed by four ticks or more, skip them all
3200 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202 $TICK_WATCHER->at ($NEXT_TICK);
3203 $TICK_WATCHER->start;
3204
3205 $LOAD = ($NOW - $tick_start) / $TICK; 3625 $LOAD = ($NOW - $tick_start) / $TICK;
3206 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3626 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207 3627
3208 _post_tick; 3628 _post_tick;
3209 3629};
3210 3630$TICK_WATCHER->priority (EV::MAXPRI);
3211 },
3212);
3213 3631
3214{ 3632{
3633 BDB::min_parallel 8;
3215 BDB::max_poll_time $TICK * 0.1; 3634 BDB::max_poll_time $TICK * 0.1;
3216 $BDB_POLL_WATCHER = Event->io ( 3635 $BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;
3217 reentrant => 0,
3218 fd => BDB::poll_fileno,
3219 poll => 'r',
3220 prio => 0,
3221 data => WF_AUTOCANCEL,
3222 cb => \&BDB::poll_cb,
3223 );
3224 BDB::min_parallel 8;
3225 3636
3226 BDB::set_sync_prepare { 3637 BDB::set_sync_prepare {
3227 my $status; 3638 my $status;
3228 my $current = $Coro::current; 3639 my $current = $Coro::current;
3229 ( 3640 (
3238 ) 3649 )
3239 }; 3650 };
3240 3651
3241 unless ($DB_ENV) { 3652 unless ($DB_ENV) {
3242 $DB_ENV = BDB::db_env_create; 3653 $DB_ENV = BDB::db_env_create;
3654 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3655 | BDB::LOG_AUTOREMOVE, 1);
3656 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3657 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243 3658
3244 cf::sync_job { 3659 cf::sync_job {
3245 eval { 3660 eval {
3246 BDB::db_env_open 3661 BDB::db_env_open
3247 $DB_ENV, 3662 $DB_ENV,
3249 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3664 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3665 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251 0666; 3666 0666;
3252 3667
3253 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3668 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256 $DB_ENV->set_lk_detect;
3257 }; 3669 };
3258 3670
3259 cf::cleanup "db_env_open(db): $@" if $@; 3671 cf::cleanup "db_env_open(db): $@" if $@;
3260 }; 3672 };
3261 } 3673 }
3674
3675 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3676 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3677 };
3678 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3679 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3680 };
3681 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3682 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683 };
3262} 3684}
3263 3685
3264{ 3686{
3265 IO::AIO::min_parallel 8; 3687 IO::AIO::min_parallel 8;
3266 3688
3267 undef $Coro::AIO::WATCHER; 3689 undef $Coro::AIO::WATCHER;
3268 IO::AIO::max_poll_time $TICK * 0.1; 3690 IO::AIO::max_poll_time $TICK * 0.1;
3269 $AIO_POLL_WATCHER = Event->io ( 3691 $AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;
3270 reentrant => 0,
3271 data => WF_AUTOCANCEL,
3272 fd => IO::AIO::poll_fileno,
3273 poll => 'r',
3274 prio => 6,
3275 cb => \&IO::AIO::poll_cb,
3276 );
3277} 3692}
3278 3693
3279my $_log_backtrace; 3694my $_log_backtrace;
3280 3695
3281sub _log_backtrace { 3696sub _log_backtrace {
3285 3700
3286 # limit the # of concurrent backtraces 3701 # limit the # of concurrent backtraces
3287 if ($_log_backtrace < 2) { 3702 if ($_log_backtrace < 2) {
3288 ++$_log_backtrace; 3703 ++$_log_backtrace;
3289 async { 3704 async {
3705 $Coro::current->{desc} = "abt $msg";
3706
3290 my @bt = fork_call { 3707 my @bt = fork_call {
3291 @addr = map { sprintf "%x", $_ } @addr; 3708 @addr = map { sprintf "%x", $_ } @addr;
3292 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3709 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3710 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294 or die "addr2line: $!"; 3711 or die "addr2line: $!";

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