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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.316 by root, Mon Jul 23 21:02:50 2007 UTC vs.
Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
3use utf8; 24use utf8;
4use strict; 25use strict;
5 26
6use Symbol; 27use Symbol;
7use List::Util; 28use List::Util;
8use Socket; 29use Socket;
9use Storable; 30use EV 3.2;
10use Event;
11use Opcode; 31use Opcode;
12use Safe; 32use Safe;
13use Safe::Hole; 33use Safe::Hole;
34use Storable ();
14 35
15use Coro 3.61 (); 36use Coro 4.50 ();
16use Coro::State; 37use Coro::State;
17use Coro::Handle; 38use Coro::Handle;
18use Coro::Event; 39use Coro::EV;
19use Coro::Timer; 40use Coro::Timer;
20use Coro::Signal; 41use Coro::Signal;
21use Coro::Semaphore; 42use Coro::Semaphore;
22use Coro::AIO; 43use Coro::AIO;
44use Coro::BDB;
23use Coro::Storable; 45use Coro::Storable;
46use Coro::Util ();
24 47
25use JSON::XS 1.4 (); 48use JSON::XS 2.01 ();
26use BDB (); 49use BDB ();
27use Data::Dumper; 50use Data::Dumper;
28use Digest::MD5; 51use Digest::MD5;
29use Fcntl; 52use Fcntl;
30use YAML::Syck (); 53use YAML ();
31use IO::AIO 2.32 (); 54use IO::AIO 2.51 ();
32use Time::HiRes; 55use Time::HiRes;
33use Compress::LZF; 56use Compress::LZF;
34use Digest::MD5 (); 57use Digest::MD5 ();
35 58
36# configure various modules to our taste 59# configure various modules to our taste
37# 60#
38$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
39Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 62Coro::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 63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42$Event::Eval = 1; # no idea why this is required, but it is
43
44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45$YAML::Syck::ImplicitUnicode = 1;
46 64
47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48 66
49sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50 68
69our $TMPDIR = "$LOCALDIR/" . tmpdir; 87our $TMPDIR = "$LOCALDIR/" . tmpdir;
70our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71our $PLAYERDIR = "$LOCALDIR/" . playerdir; 89our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
73our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
92our %RESOURCE;
74 93
75our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76our $TICK_WATCHER;
77our $AIO_POLL_WATCHER; 95our $AIO_POLL_WATCHER;
78our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79our $NEXT_TICK; 97our $NEXT_TICK;
80our $NOW;
81our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
82 99
83our $BDB_POLL_WATCHER; 100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER;
84our $DB_ENV; 104our $DB_ENV;
85 105
86our %CFG; 106our %CFG;
87 107
88our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
89our $RUNTIME; 109our $RUNTIME;
110our $NOW;
90 111
91our %PLAYER; # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
92our %MAP; # all maps 113our (%MAP, %MAP_LOADING ); # all maps
93our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
94 115
95# used to convert map paths into valid unix filenames by replacing / by ∕ 116# used to convert map paths into valid unix filenames by replacing / by ∕
96our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97 118
98our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
100our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
101 123
102binmode STDOUT; 124binmode STDOUT;
103binmode STDERR; 125binmode STDERR;
104 126
105# read virtual server time, if available 127# read virtual server time, if available
158 180
159The raw value load value from the last tick. 181The raw value load value from the last tick.
160 182
161=item %cf::CFG 183=item %cf::CFG
162 184
163Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164from wherever your confdir points to. 186from wherever your confdir points to.
165 187
166=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
167 189
168These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 190These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
186 $msg .= "\n" 208 $msg .= "\n"
187 unless $msg =~ /\n$/; 209 unless $msg =~ /\n$/;
188 210
189 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190 212
191 utf8::encode $msg;
192 LOG llevError, $msg; 213 LOG llevError, $msg;
193 }; 214 };
194} 215}
216
217$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "=="
219
220 if ($Coro::current == $Coro::main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d#
223 }#d#
224
225 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate
228};
229
230$SIG{__DIE__} = sub { }; #d#?
195 231
196@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
212)) { 248)) {
213 no strict 'refs'; 249 no strict 'refs';
214 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215} 251}
216 252
217$Event::DIED = sub { 253$EV::DIED = sub {
218 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
219}; 255};
220 256
221############################################################################# 257#############################################################################
222 258
245 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 281 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246 $d 282 $d
247 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
248} 284}
249 285
250=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
251 287
252Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
253 289
254=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
255 291
256Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
257 293
258=cut 294=cut
259 295
260our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261 297
262sub to_json ($) { $json_coder->encode ($_[0]) } 298sub encode_json($) { $json_coder->encode ($_[0]) }
263sub from_json ($) { $json_coder->decode ($_[0]) } 299sub decode_json($) { $json_coder->decode ($_[0]) }
264 300
265=item cf::lock_wait $string 301=item cf::lock_wait $string
266 302
267Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
268 304
271Wait until the given lock is available and then acquires it and returns 307Wait until the given lock is available and then acquires it and returns
272a Coro::guard object. If the guard object gets destroyed (goes out of scope, 308a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273for example when the coroutine gets canceled), the lock is automatically 309for example when the coroutine gets canceled), the lock is automatically
274returned. 310returned.
275 311
312Locks are *not* recursive, locking from the same coro twice results in a
313deadlocked coro.
314
276Lock names should begin with a unique identifier (for example, cf::map::find 315Lock names should begin with a unique identifier (for example, cf::map::find
277uses map_find and cf::map::load uses map_load). 316uses map_find and cf::map::load uses map_load).
278 317
279=item $locked = cf::lock_active $string 318=item $locked = cf::lock_active $string
280 319
281Return true if the lock is currently active, i.e. somebody has locked it. 320Return true if the lock is currently active, i.e. somebody has locked it.
282 321
283=cut 322=cut
284 323
285our %LOCK; 324our %LOCK;
325our %LOCKER;#d#
286 326
287sub lock_wait($) { 327sub lock_wait($) {
288 my ($key) = @_; 328 my ($key) = @_;
329
330 if ($LOCKER{$key} == $Coro::current) {#d#
331 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332 return;#d#
333 }#d#
289 334
290 # wait for lock, if any 335 # wait for lock, if any
291 while ($LOCK{$key}) { 336 while ($LOCK{$key}) {
292 push @{ $LOCK{$key} }, $Coro::current; 337 push @{ $LOCK{$key} }, $Coro::current;
293 Coro::schedule; 338 Coro::schedule;
299 344
300 # wait, to be sure we are not locked 345 # wait, to be sure we are not locked
301 lock_wait $key; 346 lock_wait $key;
302 347
303 $LOCK{$key} = []; 348 $LOCK{$key} = [];
349 $LOCKER{$key} = $Coro::current;#d#
304 350
305 Coro::guard { 351 Coro::guard {
352 delete $LOCKER{$key};#d#
306 # wake up all waiters, to be on the safe side 353 # wake up all waiters, to be on the safe side
307 $_->ready for @{ delete $LOCK{$key} }; 354 $_->ready for @{ delete $LOCK{$key} };
308 } 355 }
309} 356}
310 357
313 360
314 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
315} 362}
316 363
317sub freeze_mainloop { 364sub freeze_mainloop {
318 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
319 366
320 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
321 $TICK_WATCHER->start; 368}
322 }; 369
323 $TICK_WATCHER->stop; 370=item cf::periodic $interval, $cb
324 $guard 371
372Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer.
374
375=cut
376
377sub periodic($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
325} 383}
326 384
327=item cf::get_slot $time[, $priority[, $name]] 385=item cf::get_slot $time[, $priority[, $name]]
328 386
329Allocate $time seconds of blocking CPU time at priority C<$priority>: 387Allocate $time seconds of blocking CPU time at priority C<$priority>:
340our @SLOT_QUEUE; 398our @SLOT_QUEUE;
341our $SLOT_QUEUE; 399our $SLOT_QUEUE;
342 400
343$SLOT_QUEUE->cancel if $SLOT_QUEUE; 401$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344$SLOT_QUEUE = Coro::async { 402$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager");
404
345 my $signal = new Coro::Signal; 405 my $signal = new Coro::Signal;
346 406
347 while () { 407 while () {
348 next_job: 408 next_job:
349 my $avail = cf::till_tick; 409 my $avail = cf::till_tick;
357 } 417 }
358 } 418 }
359 } 419 }
360 420
361 if (@SLOT_QUEUE) { 421 if (@SLOT_QUEUE) {
362 # we do not use wait_For_tick() as it returns immediately when tick is inactive 422 # we do not use wait_for_tick() as it returns immediately when tick is inactive
363 push @cf::WAIT_FOR_TICK, $signal; 423 push @cf::WAIT_FOR_TICK, $signal;
364 $signal->wait; 424 $signal->wait;
365 } else { 425 } else {
366 Coro::schedule; 426 Coro::schedule;
367 } 427 }
368 } 428 }
369}; 429};
370 430
371sub get_slot($;$$) { 431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
372 my ($time, $pri, $name) = @_; 434 my ($time, $pri, $name) = @_;
373 435
374 $time = $TICK * .6 if $time > $TICK * .6; 436 $time = $TICK * .6 if $time > $TICK * .6;
375 my $sig = new Coro::Signal; 437 my $sig = new Coro::Signal;
376 438
390 452
391BEGIN { *async = \&Coro::async_pool } 453BEGIN { *async = \&Coro::async_pool }
392 454
393=item cf::sync_job { BLOCK } 455=item cf::sync_job { BLOCK }
394 456
395The design of Crossfire TRT requires that the main coroutine ($Coro::main) 457The design of Deliantra requires that the main coroutine ($Coro::main)
396is always able to handle events or runnable, as Crossfire TRT is only 458is always able to handle events or runnable, as Deliantra is only
397partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 459partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398acceptable. 460acceptable.
399 461
400If it must be done, put the blocking parts into C<sync_job>. This will run 462If it must be done, put the blocking parts into C<sync_job>. This will run
401the given BLOCK in another coroutine while waiting for the result. The 463the given BLOCK in another coroutine while waiting for the result. The
406 468
407sub sync_job(&) { 469sub sync_job(&) {
408 my ($job) = @_; 470 my ($job) = @_;
409 471
410 if ($Coro::current == $Coro::main) { 472 if ($Coro::current == $Coro::main) {
411 my $time = Event::time; 473 my $time = EV::time;
412 474
413 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
414 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
415 477
416 # TODO: use suspend/resume instead 478 LOG llevError, Carp::longmess "sync job";#d#
417 # (but this is cancel-safe) 479
418 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
419 481
420 my $busy = 1; 482 my $busy = 1;
421 my @res; 483 my @res;
422 484
423 (async { 485 (async {
486 $Coro::current->desc ("sync job coro");
424 @res = eval { $job->() }; 487 @res = eval { $job->() };
425 warn $@ if $@; 488 warn $@ if $@;
426 undef $busy; 489 undef $busy;
427 })->prio (Coro::PRIO_MAX); 490 })->prio (Coro::PRIO_MAX);
428 491
429 while ($busy) { 492 while ($busy) {
430 Coro::cede or Event::one_event; 493 if (Coro::nready) {
494 Coro::cede_notself;
495 } else {
496 EV::loop EV::LOOP_ONESHOT;
431 } 497 }
498 }
432 499
433 $time = Event::time - $time; 500 my $time = EV::time - $time;
434 501
435 LOG llevError | logBacktrace, Carp::longmess "long sync job"
436 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
439 503
440 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
441 } else { 505 } else {
442 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
443 507
468=item fork_call { }, $args 532=item fork_call { }, $args
469 533
470Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
471process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
472Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
473never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
474 538
475=cut 539=cut
476
477sub _store_scalar {
478 open my $fh, ">", \my $buf
479 or die "fork_call: cannot open fh-to-buf in child : $!";
480 Storable::store_fd $_[0], $fh;
481 close $fh;
482
483 $buf
484}
485 540
486sub fork_call(&@) { 541sub fork_call(&@) {
487 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
488 543
489# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 544 # we seemingly have to make a local copy of the whole thing,
490# or die "socketpair: $!"; 545 # otherwise perl prematurely frees the stuff :/
491 pipe my $fh1, my $fh2 546 # TODO: investigate and fix (likely this will be rather laborious)
492 or die "pipe: $!";
493 547
494 if (my $pid = fork) { 548 my @res = Coro::Util::fork_eval {
495 close $fh2;
496
497 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498 warn "pst<$res>" unless $res =~ /^pst/;
499 $res = Coro::Storable::thaw $res;
500
501 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503 Carp::confess $$res unless "ARRAY" eq ref $res;
504
505 return wantarray ? @$res : $res->[-1];
506 } else {
507 reset_signals; 549 reset_signals;
508 local $SIG{__WARN__}; 550 &$cb
509 local $SIG{__DIE__}; 551 }, @args;
510 # just in case, this hack effectively disables event
511 # in the child. cleaner and slower would be canceling all watchers,
512 # but this works for the time being.
513 local $Coro::idle;
514 $Coro::current->prio (Coro::PRIO_MAX);
515 552
516 eval { 553 wantarray ? @res : $res[-1]
517 close $fh1; 554}
518 555
519 my @res = eval { $cb->(@args) }; 556=item $coin = coin_from_name $name
520 557
521 syswrite $fh2, _store_scalar $@ ? \"$@" : \@res; 558=cut
522 close $fh2;
523 };
524 559
525 warn $@ if $@; 560our %coin_alias = (
526 _exit 0; 561 "silver" => "silvercoin",
527 } 562 "silvercoin" => "silvercoin",
563 "silvercoins" => "silvercoin",
564 "gold" => "goldcoin",
565 "goldcoin" => "goldcoin",
566 "goldcoins" => "goldcoin",
567 "platinum" => "platinacoin",
568 "platinumcoin" => "platinacoin",
569 "platinumcoins" => "platinacoin",
570 "platina" => "platinacoin",
571 "platinacoin" => "platinacoin",
572 "platinacoins" => "platinacoin",
573 "royalty" => "royalty",
574 "royalties" => "royalty",
575);
576
577sub coin_from_name($) {
578 $coin_alias{$_[0]}
579 ? cf::arch::find $coin_alias{$_[0]}
580 : undef
528} 581}
529 582
530=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
531 584
532Returns a single value from the environment database. 585Returns a single value from the environment database.
534=item cf::db_put $family => $key => $value 587=item cf::db_put $family => $key => $value
535 588
536Stores the given C<$value> in the family. It can currently store binary 589Stores the given C<$value> in the family. It can currently store binary
537data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 590data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538 591
592=item $db = cf::db_table "name"
593
594Create and/or open a new database table. The string must not be "db" and must be unique
595within each server.
596
539=cut 597=cut
598
599sub db_table($) {
600 my ($name) = @_;
601 my $db = BDB::db_create $DB_ENV;
602
603 eval {
604 $db->set_flags (BDB::CHKSUM);
605
606 utf8::encode $name;
607 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
608 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
609 cf::cleanup "db_open(db): $!" if $!;
610 };
611 cf::cleanup "db_open(db): $@" if $@;
612
613 $db
614}
540 615
541our $DB; 616our $DB;
542 617
543sub db_init { 618sub db_init {
544 unless ($DB) {
545 $DB = BDB::db_create $DB_ENV;
546
547 cf::sync_job { 619 cf::sync_job {
548 eval { 620 $DB ||= db_table "db";
549 $DB->set_flags (BDB::CHKSUM);
550
551 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553 cf::cleanup "db_open(db): $!" if $!;
554 };
555 cf::cleanup "db_open(db): $@" if $@;
556 };
557 } 621 };
558} 622}
559 623
560sub db_get($$) { 624sub db_get($$) {
561 my $key = "$_[0]/$_[1]"; 625 my $key = "$_[0]/$_[1]";
562 626
612 if (1) { 676 if (1) {
613 $md5 = 677 $md5 =
614 join "\x00", 678 join "\x00",
615 $processversion, 679 $processversion,
616 map { 680 map {
617 Coro::cede; 681 cf::cede_to_tick;
618 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 682 ($src->[$_], Digest::MD5::md5_hex $data[$_])
619 } 0.. $#$src; 683 } 0.. $#$src;
620 684
621 685
622 my $dbmd5 = db_get cache => "$id/md5"; 686 my $dbmd5 = db_get cache => "$id/md5";
666attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
667to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
668 732
669In the following description, CLASS can be any of C<global>, C<object> 733In the following description, CLASS can be any of C<global>, C<object>
670C<player>, C<client> or C<map> (i.e. the attachable objects in 734C<player>, C<client> or C<map> (i.e. the attachable objects in
671Crossfire TRT). 735Deliantra).
672 736
673=over 4 737=over 4
674 738
675=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
676 740
958 } 1022 }
959 1023
960 0 1024 0
961} 1025}
962 1026
963=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964 1028
965=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966 1030
967Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
968 1032
974 1038
975=cut 1039=cut
976 1040
977############################################################################# 1041#############################################################################
978# object support 1042# object support
979#
980 1043
1044sub _object_equal($$);
1045sub _object_equal($$) {
1046 my ($a, $b) = @_;
1047
1048 return 0 unless (ref $a) eq (ref $b);
1049
1050 if ("HASH" eq ref $a) {
1051 my @ka = keys %$a;
1052 my @kb = keys %$b;
1053
1054 return 0 if @ka != @kb;
1055
1056 for (0 .. $#ka) {
1057 return 0 unless $ka[$_] eq $kb[$_];
1058 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1059 }
1060
1061 } elsif ("ARRAY" eq ref $a) {
1062
1063 return 0 if @$a != @$b;
1064
1065 for (0 .. $#$a) {
1066 return 0 unless _object_equal $a->[$_], $b->[$_];
1067 }
1068
1069 } elsif ($a ne $b) {
1070 return 0;
1071 }
1072
1073 1
1074}
1075
1076our $SLOW_MERGES;#d#
981sub _can_merge { 1077sub _can_merge {
982 my ($ob1, $ob2) = @_; 1078 my ($ob1, $ob2) = @_;
983 1079
984 local $Storable::canonical = 1; 1080 ++$SLOW_MERGES;#d#
985 my $fob1 = Storable::freeze $ob1;
986 my $fob2 = Storable::freeze $ob2;
987 1081
988 $fob1 eq $fob2 1082 # we do the slow way here
1083 return _object_equal $ob1, $ob2
989} 1084}
990 1085
991sub reattach { 1086sub reattach {
992 # basically do the same as instantiate, without calling instantiate 1087 # basically do the same as instantiate, without calling instantiate
993 my ($obj) = @_; 1088 my ($obj) = @_;
1015cf::attachable->attach ( 1110cf::attachable->attach (
1016 prio => -1000000, 1111 prio => -1000000,
1017 on_instantiate => sub { 1112 on_instantiate => sub {
1018 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
1019 1114
1020 $data = from_json $data; 1115 $data = decode_json $data;
1021 1116
1022 for (@$data) { 1117 for (@$data) {
1023 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
1024 1119
1025 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
1041sub object_freezer_save { 1136sub object_freezer_save {
1042 my ($filename, $rdata, $objs) = @_; 1137 my ($filename, $rdata, $objs) = @_;
1043 1138
1044 sync_job { 1139 sync_job {
1045 if (length $$rdata) { 1140 if (length $$rdata) {
1141 utf8::decode (my $decname = $filename);
1046 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
1047 $filename, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
1048 1144
1049 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
1051 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
1053 close $fh; 1149 aio_close $fh;
1054 1150
1055 if (@$objs) { 1151 if (@$objs) {
1056 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1058 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1060 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1061 close $fh; 1157 aio_close $fh;
1062 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1063 } 1159 }
1064 } else { 1160 } else {
1065 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
1066 } 1162 }
1071 } 1167 }
1072 } else { 1168 } else {
1073 aio_unlink $filename; 1169 aio_unlink $filename;
1074 aio_unlink "$filename.pst"; 1170 aio_unlink "$filename.pst";
1075 } 1171 }
1076 } 1172 };
1077} 1173}
1078 1174
1079sub object_freezer_as_string { 1175sub object_freezer_as_string {
1080 my ($rdata, $objs) = @_; 1176 my ($rdata, $objs) = @_;
1081 1177
1093 or return; 1189 or return;
1094 1190
1095 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
1096 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
1097 or return; 1193 or return;
1194
1098 $av = eval { (Storable::thaw $av)->{objs} }; 1195 my $st = eval { Coro::Storable::thaw $av };
1196 $av = $st->{objs};
1099 } 1197 }
1100 1198
1199 utf8::decode (my $decname = $filename);
1101 warn sprintf "loading %s (%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1102 $filename, length $data, scalar @{$av || []}; 1201 $decname, length $data, scalar @{$av || []};
1202
1103 return ($data, $av); 1203 ($data, $av)
1104} 1204}
1105 1205
1106=head2 COMMAND CALLBACKS 1206=head2 COMMAND CALLBACKS
1107 1207
1108=over 4 1208=over 4
1186 my ($type, $reply, @payload) = 1286 my ($type, $reply, @payload) =
1187 "ARRAY" eq ref $msg 1287 "ARRAY" eq ref $msg
1188 ? @$msg 1288 ? @$msg
1189 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 1289 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190 1290
1291 my @reply;
1292
1191 if (my $cb = $EXTCMD{$type}) { 1293 if (my $cb = $EXTCMD{$type}) {
1192 my @reply = $cb->($pl, @payload); 1294 @reply = $cb->($pl, @payload);
1193
1194 $pl->ext_reply ($reply, @reply)
1195 if $reply;
1196 } 1295 }
1296
1297 $pl->ext_reply ($reply, @reply)
1298 if $reply;
1299
1197 } else { 1300 } else {
1198 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1301 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199 } 1302 }
1200 1303
1201 cf::override; 1304 cf::override;
1254 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1255 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1256 1359
1257 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1258 warn $msg; 1361 warn $msg;
1259 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1260 exit 1;
1261 } 1363 }
1262 1364
1263 warn $msg; 1365 warn $msg;
1264 } 1366 }
1265 1367
1290use Coro::AIO; 1392use Coro::AIO;
1291 1393
1292=head3 cf::player 1394=head3 cf::player
1293 1395
1294=over 4 1396=over 4
1397
1398=item cf::player::num_playing
1399
1400Returns the official number of playing players, as per the Crossfire metaserver rules.
1401
1402=cut
1403
1404sub num_playing {
1405 scalar grep
1406 $_->ob->map
1407 && !$_->hidden
1408 && !$_->ob->flag (cf::FLAG_WIZ),
1409 cf::player::list
1410}
1295 1411
1296=item cf::player::find $login 1412=item cf::player::find $login
1297 1413
1298Returns the given player object, loading it if necessary (might block). 1414Returns the given player object, loading it if necessary (might block).
1299 1415
1335 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1451 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1452 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1453 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338 aio_unlink +(playerdir $login) . "/$login.pl"; 1454 aio_unlink +(playerdir $login) . "/$login.pl";
1339 1455
1340 my $pl = load_pl path $login 1456 my $f = new_from_file cf::object::thawer path $login
1341 or return; 1457 or return;
1458
1459 my $pl = cf::player::load_pl $f
1460 or return;
1461
1462 local $cf::PLAYER_LOADING{$login} = $pl;
1463 $f->resolve_delayed_derefs;
1342 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1343 } 1465 }
1344 } 1466 }
1345} 1467}
1346 1468
1355 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1356 1478
1357 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1358 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1359 1481
1482 cf::get_slot 0.01;
1483
1360 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1361 Coro::cede; 1485 cf::cede_to_tick;
1362} 1486}
1363 1487
1364sub new($) { 1488sub new($) {
1365 my ($login) = @_; 1489 my ($login) = @_;
1366 1490
1372 $cf::PLAYER{$login} = $self; 1496 $cf::PLAYER{$login} = $self;
1373 1497
1374 $self 1498 $self
1375} 1499}
1376 1500
1501=item $player->send_msg ($channel, $msg, $color, [extra...])
1502
1503=cut
1504
1505sub send_msg {
1506 my $ns = shift->ns
1507 or return;
1508 $ns->send_msg (@_);
1509}
1510
1377=item $pl->quit_character 1511=item $pl->quit_character
1378 1512
1379Nukes the player without looking back. If logged in, the connection will 1513Nukes the player without looking back. If logged in, the connection will
1380be destroyed. May block for a long time. 1514be destroyed. May block for a long time.
1381 1515
1389 $pl->{deny_save} = 1; 1523 $pl->{deny_save} = 1;
1390 $pl->password ("*"); # this should lock out the player until we nuked the dir 1524 $pl->password ("*"); # this should lock out the player until we nuked the dir
1391 1525
1392 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1526 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393 $pl->deactivate; 1527 $pl->deactivate;
1528 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529 $pl->ob->check_score;
1394 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1530 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1395 $pl->ns->destroy if $pl->ns; 1531 $pl->ns->destroy if $pl->ns;
1396 1532
1397 my $path = playerdir $pl; 1533 my $path = playerdir $pl;
1398 my $temp = "$path~$cf::RUNTIME~deleting~"; 1534 my $temp = "$path~$cf::RUNTIME~deleting~";
1434 or return []; 1570 or return [];
1435 1571
1436 my @logins; 1572 my @logins;
1437 1573
1438 for my $login (@$dirs) { 1574 for my $login (@$dirs) {
1575 my $path = path $login;
1576
1577 # a .pst is a dead give-away for a valid player
1578 # if no pst file found, open and chekc for blocked users
1579 if (aio_stat "$path.pst") {
1439 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1580 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440 aio_read $fh, 0, 512, my $buf, 0 or next; 1581 aio_read $fh, 0, 512, my $buf, 0 or next;
1441 $buf !~ /^password -------------$/m or next; # official not-valid tag 1582 $buf !~ /^password -------------$/m or next; # official not-valid tag
1583 }
1442 1584
1443 utf8::decode $login; 1585 utf8::decode $login;
1444 push @logins, $login; 1586 push @logins, $login;
1445 } 1587 }
1446 1588
1479 1621
1480Expand crossfire pod fragments into protocol xml. 1622Expand crossfire pod fragments into protocol xml.
1481 1623
1482=cut 1624=cut
1483 1625
1626use re 'eval';
1627
1628my $group;
1629my $interior; $interior = qr{
1630 # match a pod interior sequence sans C<< >>
1631 (?:
1632 \ (.*?)\ (?{ $group = $^N })
1633 | < (??{$interior}) >
1634 )
1635}x;
1636
1484sub expand_cfpod { 1637sub expand_cfpod {
1485 ((my $self), (local $_)) = @_; 1638 my ($self, $pod) = @_;
1486 1639
1487 # escape & and < 1640 my $xml;
1488 s/&/&amp;/g;
1489 s/(?<![BIUGH])</&lt;/g;
1490 1641
1491 # this is buggy, it needs to properly take care of nested <'s 1642 while () {
1643 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644 $group = $1;
1492 1645
1493 1 while 1646 $group =~ s/&/&amp;/g;
1494 # replace B<>, I<>, U<> etc. 1647 $group =~ s/</&lt;/g;
1495 s/B<([^\>]*)>/<b>$1<\/b>/ 1648
1496 || s/I<([^\>]*)>/<i>$1<\/i>/ 1649 $xml .= $group;
1497 || s/U<([^\>]*)>/<u>$1<\/u>/ 1650 } elsif ($pod =~ m%\G
1498 # replace G<male|female> tags 1651 ([BCGHITU])
1499 || s{G<([^>|]*)\|([^>]*)>}{ 1652 <
1500 $self->gender ? $2 : $1 1653 (?:
1501 }ge 1654 ([^<>]*) (?{ $group = $^N })
1502 # replace H<hint text> 1655 | < $interior >
1503 || s{H<([^\>]*)>} 1656 )
1657 >
1658 %gcsx
1504 { 1659 ) {
1660 my ($code, $data) = ($1, $group);
1661
1662 if ($code eq "B") {
1663 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664 } elsif ($code eq "I") {
1665 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666 } elsif ($code eq "U") {
1667 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668 } elsif ($code eq "C") {
1669 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670 } elsif ($code eq "T") {
1671 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672 } elsif ($code eq "G") {
1673 my ($male, $female) = split /\|/, $data;
1674 $data = $self->gender ? $female : $male;
1675 $xml .= expand_cfpod ($self, $data);
1676 } elsif ($code eq "H") {
1505 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1677 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1506 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1678 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507 "") 1679 "")
1508 [$self->{hintmode}] 1680 [$self->{hintmode}];
1681 } else {
1682 $xml .= "error processing '$code($data)' directive";
1509 }ge; 1683 }
1684 } else {
1685 if ($pod =~ /\G(.+)/) {
1686 warn "parse error while expanding $pod (at $1)";
1687 }
1688 last;
1689 }
1690 }
1510 1691
1692 for ($xml) {
1511 # create single paragraphs (very hackish) 1693 # create single paragraphs (very hackish)
1512 s/(?<=\S)\n(?=\w)/ /g; 1694 s/(?<=\S)\n(?=\w)/ /g;
1513 1695
1514 # compress some whitespace 1696 # compress some whitespace
1515 s/\s+\n/\n/g; # ws line-ends 1697 s/\s+\n/\n/g; # ws line-ends
1516 s/\n\n+/\n/g; # double lines 1698 s/\n\n+/\n/g; # double lines
1517 s/^\n+//; # beginning lines 1699 s/^\n+//; # beginning lines
1518 s/\n+$//; # ending lines 1700 s/\n+$//; # ending lines
1701 }
1519 1702
1520 $_ 1703 $xml
1521} 1704}
1705
1706no re 'eval';
1522 1707
1523sub hintmode { 1708sub hintmode {
1524 $_[0]{hintmode} = $_[1] if @_ > 1; 1709 $_[0]{hintmode} = $_[1] if @_ > 1;
1525 $_[0]{hintmode} 1710 $_[0]{hintmode}
1526} 1711}
1532=cut 1717=cut
1533 1718
1534sub ext_reply($$@) { 1719sub ext_reply($$@) {
1535 my ($self, $id, @msg) = @_; 1720 my ($self, $id, @msg) = @_;
1536 1721
1537 if ($self->ns->extcmd == 2) { 1722 $self->ns->ext_reply ($id, @msg)
1538 $self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539 } elsif ($self->ns->extcmd == 1) {
1540 #TODO: version 1, remove
1541 unshift @msg, msgtype => "reply", msgid => $id;
1542 $self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543 }
1544} 1723}
1545 1724
1546=item $player->ext_msg ($type, @msg) 1725=item $player->ext_msg ($type, @msg)
1547 1726
1548Sends an ext event to the client. 1727Sends an ext event to the client.
1604our $MAX_RESET = 3600; 1783our $MAX_RESET = 3600;
1605our $DEFAULT_RESET = 3000; 1784our $DEFAULT_RESET = 3000;
1606 1785
1607sub generate_random_map { 1786sub generate_random_map {
1608 my ($self, $rmp) = @_; 1787 my ($self, $rmp) = @_;
1788
1789 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1790
1609 # mit "rum" bekleckern, nicht 1791 # mit "rum" bekleckern, nicht
1610 $self->_create_random_map ( 1792 $self->_create_random_map (
1611 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1793 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1794 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1795 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1735 1917
1736# the temporary/swap location 1918# the temporary/swap location
1737sub save_path { 1919sub save_path {
1738 my ($self) = @_; 1920 my ($self) = @_;
1739 1921
1740 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1922 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741 "$TMPDIR/$path.map" 1923 "$TMPDIR/$path.map"
1742} 1924}
1743 1925
1744# the unique path, undef == no special unique path 1926# the unique path, undef == no special unique path
1745sub uniq_path { 1927sub uniq_path {
1746 my ($self) = @_; 1928 my ($self) = @_;
1747 1929
1748 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1930 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749 "$UNIQUEDIR/$path" 1931 "$UNIQUEDIR/$path"
1750} 1932}
1751 1933
1752# and all this just because we cannot iterate over 1934# and all this just because we cannot iterate over
1753# all maps in C++... 1935# all maps in C++...
1776 1958
1777sub load_header_from($) { 1959sub load_header_from($) {
1778 my ($self, $path) = @_; 1960 my ($self, $path) = @_;
1779 1961
1780 utf8::encode $path; 1962 utf8::encode $path;
1781 #aio_open $path, O_RDONLY, 0 1963 my $f = new_from_file cf::object::thawer $path
1782 # or return;
1783
1784 $self->_load_header ($path)
1785 or return; 1964 or return;
1965
1966 $self->_load_header ($f)
1967 or return;
1968
1969 local $MAP_LOADING{$self->{path}} = $self;
1970 $f->resolve_delayed_derefs;
1786 1971
1787 $self->{load_path} = $path; 1972 $self->{load_path} = $path;
1788 1973
1789 1 1974 1
1790} 1975}
1844sub find { 2029sub find {
1845 my ($path, $origin) = @_; 2030 my ($path, $origin) = @_;
1846 2031
1847 $path = normalise $path, $origin && $origin->path; 2032 $path = normalise $path, $origin && $origin->path;
1848 2033
2034 cf::lock_wait "map_data:$path";#d#remove
1849 cf::lock_wait "map_find:$path"; 2035 cf::lock_wait "map_find:$path";
1850 2036
1851 $cf::MAP{$path} || do { 2037 $cf::MAP{$path} || do {
2038 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852 my $guard = cf::lock_acquire "map_find:$path"; 2039 my $guard2 = cf::lock_acquire "map_find:$path";
2040
1853 my $map = new_from_path cf::map $path 2041 my $map = new_from_path cf::map $path
1854 or return; 2042 or return;
1855 2043
1856 $map->{last_save} = $cf::RUNTIME; 2044 $map->{last_save} = $cf::RUNTIME;
1857 2045
1859 or return; 2047 or return;
1860 2048
1861 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2049 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862 # doing this can freeze the server in a sync job, obviously 2050 # doing this can freeze the server in a sync job, obviously
1863 #$cf::WAIT_FOR_TICK->wait; 2051 #$cf::WAIT_FOR_TICK->wait;
2052 undef $guard2;
2053 undef $guard1;
1864 $map->reset; 2054 $map->reset;
1865 undef $guard;
1866 return find $path; 2055 return find $path;
1867 } 2056 }
1868 2057
1869 $cf::MAP{$path} = $map 2058 $cf::MAP{$path} = $map
1870 } 2059 }
1879 local $self->{deny_reset} = 1; # loading can take a long time 2068 local $self->{deny_reset} = 1; # loading can take a long time
1880 2069
1881 my $path = $self->{path}; 2070 my $path = $self->{path};
1882 2071
1883 { 2072 {
1884 my $guard = cf::lock_acquire "map_load:$path"; 2073 my $guard = cf::lock_acquire "map_data:$path";
1885 2074
2075 return unless $self->valid;
1886 return if $self->in_memory != cf::MAP_SWAPPED; 2076 return unless $self->in_memory == cf::MAP_SWAPPED;
1887 2077
1888 $self->in_memory (cf::MAP_LOADING); 2078 $self->in_memory (cf::MAP_LOADING);
1889 2079
1890 $self->alloc; 2080 $self->alloc;
1891 2081
1892 $self->pre_load; 2082 $self->pre_load;
1893 Coro::cede; 2083 cf::cede_to_tick;
1894 2084
2085 my $f = new_from_file cf::object::thawer $self->{load_path};
2086 $f->skip_block;
1895 $self->_load_objects ($self->{load_path}, 1) 2087 $self->_load_objects ($f)
1896 or return; 2088 or return;
1897 2089
1898 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2090 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1899 if delete $self->{load_original}; 2091 if delete $self->{load_original};
1900 2092
1901 if (my $uniq = $self->uniq_path) { 2093 if (my $uniq = $self->uniq_path) {
1902 utf8::encode $uniq; 2094 utf8::encode $uniq;
1903 if (aio_open $uniq, O_RDONLY, 0) { 2095 unless (aio_stat $uniq) {
2096 if (my $f = new_from_file cf::object::thawer $uniq) {
1904 $self->clear_unique_items; 2097 $self->clear_unique_items;
1905 $self->_load_objects ($uniq, 0); 2098 $self->_load_objects ($f);
2099 $f->resolve_delayed_derefs;
2100 }
1906 } 2101 }
1907 } 2102 }
1908 2103
1909 Coro::cede; 2104 $f->resolve_delayed_derefs;
2105
2106 cf::cede_to_tick;
1910 # now do the right thing for maps 2107 # now do the right thing for maps
1911 $self->link_multipart_objects; 2108 $self->link_multipart_objects;
1912 $self->difficulty ($self->estimate_difficulty) 2109 $self->difficulty ($self->estimate_difficulty)
1913 unless $self->difficulty; 2110 unless $self->difficulty;
1914 Coro::cede; 2111 cf::cede_to_tick;
1915 2112
1916 unless ($self->{deny_activate}) { 2113 unless ($self->{deny_activate}) {
1917 $self->decay_objects; 2114 $self->decay_objects;
1918 $self->fix_auto_apply; 2115 $self->fix_auto_apply;
1919 $self->update_buttons; 2116 $self->update_buttons;
1920 Coro::cede; 2117 cf::cede_to_tick;
1921 $self->set_darkness_map; 2118 $self->set_darkness_map;
1922 Coro::cede; 2119 cf::cede_to_tick;
1923 $self->activate; 2120 $self->activate;
1924 } 2121 }
1925 2122
2123 $self->{last_save} = $cf::RUNTIME;
2124 $self->last_access ($cf::RUNTIME);
2125
1926 $self->in_memory (cf::MAP_IN_MEMORY); 2126 $self->in_memory (cf::MAP_ACTIVE);
1927 } 2127 }
1928 2128
1929 $self->post_load; 2129 $self->post_load;
1930} 2130}
1931 2131
1940 2140
1941 $self 2141 $self
1942} 2142}
1943 2143
1944# find and load all maps in the 3x3 area around a map 2144# find and load all maps in the 3x3 area around a map
1945sub load_diag { 2145sub load_neighbours {
1946 my ($map) = @_; 2146 my ($map) = @_;
1947 2147
1948 my @diag; # diagonal neighbours 2148 my @neigh; # diagonal neighbours
1949 2149
1950 for (0 .. 3) { 2150 for (0 .. 3) {
1951 my $neigh = $map->tile_path ($_) 2151 my $neigh = $map->tile_path ($_)
1952 or next; 2152 or next;
1953 $neigh = find $neigh, $map 2153 $neigh = find $neigh, $map
1954 or next; 2154 or next;
1955 $neigh->load; 2155 $neigh->load;
1956 2156
2157 push @neigh,
1957 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2158 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1958 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2159 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1959 } 2160 }
1960 2161
1961 for (@diag) { 2162 for (grep defined $_->[0], @neigh) {
2163 my ($path, $origin) = @$_;
1962 my $neigh = find @$_ 2164 my $neigh = find $path, $origin
1963 or next; 2165 or next;
1964 $neigh->load; 2166 $neigh->load;
1965 } 2167 }
1966} 2168}
1967 2169
1972} 2174}
1973 2175
1974sub do_load_sync { 2176sub do_load_sync {
1975 my ($map) = @_; 2177 my ($map) = @_;
1976 2178
2179 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2180 if $Coro::current == $Coro::main;
2181
1977 cf::sync_job { $map->load }; 2182 cf::sync_job { $map->load };
1978} 2183}
1979 2184
1980our %MAP_PREFETCH; 2185our %MAP_PREFETCH;
1981our $MAP_PREFETCHER = undef; 2186our $MAP_PREFETCHER = undef;
1982 2187
1983sub find_async { 2188sub find_async {
1984 my ($path, $origin) = @_; 2189 my ($path, $origin, $load) = @_;
1985 2190
1986 $path = normalise $path, $origin && $origin->{path}; 2191 $path = normalise $path, $origin && $origin->{path};
1987 2192
1988 if (my $map = $cf::MAP{$path}) { 2193 if (my $map = $cf::MAP{$path}) {
1989 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2194 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990 } 2195 }
1991 2196
1992 undef $MAP_PREFETCH{$path}; 2197 $MAP_PREFETCH{$path} |= $load;
2198
1993 $MAP_PREFETCHER ||= cf::async { 2199 $MAP_PREFETCHER ||= cf::async {
2200 $Coro::current->{desc} = "map prefetcher";
2201
1994 while (%MAP_PREFETCH) { 2202 while (%MAP_PREFETCH) {
1995 for my $path (keys %MAP_PREFETCH) { 2203 while (my ($k, $v) = each %MAP_PREFETCH) {
1996 if (my $map = find $path) { 2204 if (my $map = find $k) {
1997 $map->load; 2205 $map->load if $v;
1998 } 2206 }
1999 2207
2000 delete $MAP_PREFETCH{$path}; 2208 delete $MAP_PREFETCH{$k};
2001 } 2209 }
2002 } 2210 }
2003 undef $MAP_PREFETCHER; 2211 undef $MAP_PREFETCHER;
2004 }; 2212 };
2005 $MAP_PREFETCHER->prio (6); 2213 $MAP_PREFETCHER->prio (6);
2008} 2216}
2009 2217
2010sub save { 2218sub save {
2011 my ($self) = @_; 2219 my ($self) = @_;
2012 2220
2013 my $lock = cf::lock_acquire "map_data:" . $self->path; 2221 my $lock = cf::lock_acquire "map_data:$self->{path}";
2014 2222
2015 $self->{last_save} = $cf::RUNTIME; 2223 $self->{last_save} = $cf::RUNTIME;
2016 2224
2017 return unless $self->dirty; 2225 return unless $self->dirty;
2018 2226
2024 return if $self->{deny_save}; 2232 return if $self->{deny_save};
2025 2233
2026 local $self->{last_access} = $self->last_access;#d# 2234 local $self->{last_access} = $self->last_access;#d#
2027 2235
2028 cf::async { 2236 cf::async {
2237 $Coro::current->{desc} = "map player save";
2029 $_->contr->save for $self->players; 2238 $_->contr->save for $self->players;
2030 }; 2239 };
2240
2241 cf::get_slot 0.02;
2031 2242
2032 if ($uniq) { 2243 if ($uniq) {
2033 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2244 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2245 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2035 } else { 2246 } else {
2041 my ($self) = @_; 2252 my ($self) = @_;
2042 2253
2043 # save first because save cedes 2254 # save first because save cedes
2044 $self->save; 2255 $self->save;
2045 2256
2046 my $lock = cf::lock_acquire "map_data:" . $self->path; 2257 my $lock = cf::lock_acquire "map_data:$self->{path}";
2047 2258
2048 return if $self->players; 2259 return if $self->players;
2049 return if $self->in_memory != cf::MAP_IN_MEMORY; 2260 return if $self->in_memory != cf::MAP_ACTIVE;
2050 return if $self->{deny_save}; 2261 return if $self->{deny_save};
2051 2262
2263 $self->in_memory (cf::MAP_SWAPPED);
2264
2265 $self->deactivate;
2266 $_->clear_links_to ($self) for values %cf::MAP;
2052 $self->clear; 2267 $self->clear;
2053 $self->in_memory (cf::MAP_SWAPPED);
2054} 2268}
2055 2269
2056sub reset_at { 2270sub reset_at {
2057 my ($self) = @_; 2271 my ($self) = @_;
2058 2272
2090 if $uniq; 2304 if $uniq;
2091 } 2305 }
2092 2306
2093 delete $cf::MAP{$self->path}; 2307 delete $cf::MAP{$self->path};
2094 2308
2309 $self->deactivate;
2310 $_->clear_links_to ($self) for values %cf::MAP;
2095 $self->clear; 2311 $self->clear;
2096
2097 $_->clear_links_to ($self) for values %cf::MAP;
2098 2312
2099 $self->unlink_save; 2313 $self->unlink_save;
2100 $self->destroy; 2314 $self->destroy;
2101} 2315}
2102 2316
2103my $nuke_counter = "aaaa"; 2317my $nuke_counter = "aaaa";
2104 2318
2105sub nuke { 2319sub nuke {
2106 my ($self) = @_; 2320 my ($self) = @_;
2107 2321
2322 {
2323 my $lock = cf::lock_acquire "map_data:$self->{path}";
2324
2108 delete $cf::MAP{$self->path}; 2325 delete $cf::MAP{$self->path};
2109 2326
2110 $self->unlink_save; 2327 $self->unlink_save;
2111 2328
2112 bless $self, "cf::map"; 2329 bless $self, "cf::map";
2113 delete $self->{deny_reset}; 2330 delete $self->{deny_reset};
2114 $self->{deny_save} = 1; 2331 $self->{deny_save} = 1;
2115 $self->reset_timeout (1); 2332 $self->reset_timeout (1);
2116 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2333 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117 2334
2118 $cf::MAP{$self->path} = $self; 2335 $cf::MAP{$self->path} = $self;
2336 }
2119 2337
2120 $self->reset; # polite request, might not happen 2338 $self->reset; # polite request, might not happen
2121} 2339}
2122 2340
2123=item $maps = cf::map::tmp_maps 2341=item $maps = cf::map::tmp_maps
2165 2383
2166sub unique_maps() { 2384sub unique_maps() {
2167 [ 2385 [
2168 map { 2386 map {
2169 utf8::decode $_; 2387 utf8::decode $_;
2170 /\.map$/ 2388 s/\.map$//; # TODO future compatibility hack
2389 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2390 ? ()
2171 ? normalise $_ 2391 : normalise $_
2172 : ()
2173 } @{ aio_readdir $UNIQUEDIR or [] } 2392 } @{ aio_readdir $UNIQUEDIR or [] }
2174 ] 2393 ]
2175} 2394}
2176 2395
2177package cf;
2178
2179=back 2396=back
2180 2397
2181=head3 cf::object 2398=head3 cf::object
2182 2399
2183=cut 2400=cut
2186 2403
2187=over 4 2404=over 4
2188 2405
2189=item $ob->inv_recursive 2406=item $ob->inv_recursive
2190 2407
2191Returns the inventory of the object _and_ their inventories, recursively. 2408Returns the inventory of the object I<and> their inventories, recursively,
2409but I<not> the object itself.
2192 2410
2193=cut 2411=cut
2194 2412
2195sub inv_recursive_; 2413sub inv_recursive_;
2196sub inv_recursive_ { 2414sub inv_recursive_ {
2199 2417
2200sub inv_recursive { 2418sub inv_recursive {
2201 inv_recursive_ inv $_[0] 2419 inv_recursive_ inv $_[0]
2202} 2420}
2203 2421
2422=item $ref = $ob->ref
2423
2424Creates and returns a persistent reference to an object that can be stored as a string.
2425
2426=item $ob = cf::object::deref ($refstring)
2427
2428returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2429even if the object actually exists. May block.
2430
2431=cut
2432
2433sub deref {
2434 my ($ref) = @_;
2435
2436 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2437 my ($uuid, $name) = ($1, $2);
2438 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2439 or return;
2440 $pl->ob->uuid eq $uuid
2441 or return;
2442
2443 $pl->ob
2444 } else {
2445 warn "$ref: cannot resolve object reference\n";
2446 undef
2447 }
2448}
2449
2204package cf; 2450package cf;
2205 2451
2206=back 2452=back
2207 2453
2208=head3 cf::object::player 2454=head3 cf::object::player
2214Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2460Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215can be C<undef>. Does the right thing when the player is currently in a 2461can be C<undef>. Does the right thing when the player is currently in a
2216dialogue with the given NPC character. 2462dialogue with the given NPC character.
2217 2463
2218=cut 2464=cut
2465
2466our $SAY_CHANNEL = {
2467 id => "say",
2468 title => "Map",
2469 reply => "say ",
2470 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2471};
2472
2473our $CHAT_CHANNEL = {
2474 id => "chat",
2475 title => "Chat",
2476 reply => "chat ",
2477 tooltip => "Player chat and shouts, global to the server.",
2478};
2219 2479
2220# rough implementation of a future "reply" method that works 2480# rough implementation of a future "reply" method that works
2221# with dialog boxes. 2481# with dialog boxes.
2222#TODO: the first argument must go, split into a $npc->reply_to ( method 2482#TODO: the first argument must go, split into a $npc->reply_to ( method
2223sub cf::object::player::reply($$$;$) { 2483sub cf::object::player::reply($$$;$) {
2235 my $dialog = $pl->{npc_dialog}; 2495 my $dialog = $pl->{npc_dialog};
2236 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2496 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237 2497
2238 } else { 2498 } else {
2239 $msg = $npc->name . " says: $msg" if $npc; 2499 $msg = $npc->name . " says: $msg" if $npc;
2240 $self->message ($msg, $flags); 2500 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241 } 2501 }
2242 } 2502 }
2503}
2504
2505=item $object->send_msg ($channel, $msg, $color, [extra...])
2506
2507=cut
2508
2509sub cf::object::send_msg {
2510 my $pl = shift->contr
2511 or return;
2512 $pl->send_msg (@_);
2243} 2513}
2244 2514
2245=item $player_object->may ("access") 2515=item $player_object->may ("access")
2246 2516
2247Returns wether the given player is authorized to access resource "access" 2517Returns wether the given player is authorized to access resource "access"
2326 # use -1 or undef as default coordinates, not 0, 0 2596 # use -1 or undef as default coordinates, not 0, 0
2327 ($x, $y) = ($map->enter_x, $map->enter_y) 2597 ($x, $y) = ($map->enter_x, $map->enter_y)
2328 if $x <=0 && $y <= 0; 2598 if $x <=0 && $y <= 0;
2329 2599
2330 $map->load; 2600 $map->load;
2331 $map->load_diag; 2601 $map->load_neighbours;
2332 2602
2333 return unless $self->contr->active; 2603 return unless $self->contr->active;
2334 $self->activate_recursive; 2604 $self->activate_recursive;
2335 2605
2336 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2606 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2356 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2626 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357 2627
2358 $self->enter_link; 2628 $self->enter_link;
2359 2629
2360 (async { 2630 (async {
2631 $Coro::current->{desc} = "player::goto $path $x $y";
2632
2633 # *tag paths override both path and x|y
2634 if ($path =~ /^\*(.*)$/) {
2635 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2636 my $ob = $obs[rand @obs];
2637
2638 # see if we actually can go there
2639 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2640 $ob = $obs[rand @obs];
2641 } else {
2642 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2643 }
2644 # else put us there anyways for now #d#
2645
2646 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2647 } else {
2648 ($path, $x, $y) = (undef, undef, undef);
2649 }
2650 }
2651
2361 my $map = eval { 2652 my $map = eval {
2362 my $map = cf::map::find $path; 2653 my $map = defined $path ? cf::map::find $path : undef;
2363 2654
2364 if ($map) { 2655 if ($map) {
2365 $map = $map->customise_for ($self); 2656 $map = $map->customise_for ($self);
2366 $map = $check->($map) if $check && $map; 2657 $map = $check->($map) if $check && $map;
2367 } else { 2658 } else {
2368 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2659 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369 } 2660 }
2370 2661
2371 $map 2662 $map
2372 }; 2663 };
2373 2664
2409} 2700}
2410 2701
2411sub prepare_random_map { 2702sub prepare_random_map {
2412 my ($exit) = @_; 2703 my ($exit) = @_;
2413 2704
2414 my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416 # all this does is basically replace the /! path by 2705 # all this does is basically replace the /! path by
2417 # a new random map path (?random/...) with a seed 2706 # a new random map path (?random/...) with a seed
2418 # that depends on the exit object 2707 # that depends on the exit object
2419 2708
2420 my $rmp = parse_random_map_params $exit->msg; 2709 my $rmp = parse_random_map_params $exit->msg;
2422 if ($exit->map) { 2711 if ($exit->map) {
2423 $rmp->{region} = $exit->region->name; 2712 $rmp->{region} = $exit->region->name;
2424 $rmp->{origin_map} = $exit->map->path; 2713 $rmp->{origin_map} = $exit->map->path;
2425 $rmp->{origin_x} = $exit->x; 2714 $rmp->{origin_x} = $exit->x;
2426 $rmp->{origin_y} = $exit->y; 2715 $rmp->{origin_y} = $exit->y;
2716
2717 $exit->map->touch;
2427 } 2718 }
2428 2719
2429 $rmp->{random_seed} ||= $exit->random_seed; 2720 $rmp->{random_seed} ||= $exit->random_seed;
2430 2721
2431 my $data = cf::to_json $rmp; 2722 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432 my $md5 = Digest::MD5::md5_hex $data; 2723 my $md5 = Digest::MD5::md5_hex $data;
2433 my $meta = "$RANDOMDIR/$md5.meta"; 2724 my $meta = "$RANDOMDIR/$md5.meta";
2434 2725
2435 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2726 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436 aio_write $fh, 0, (length $data), $data, 0; 2727 aio_write $fh, 0, (length $data), $data, 0;
2437 undef $fh; 2728 undef $fh;
2438 aio_rename "$meta~", $meta; 2729 aio_rename "$meta~", $meta;
2439 2730
2731 my $slaying = "?random/$md5";
2732
2733 if ($exit->valid) {
2440 $exit->slaying ("?random/$md5"); 2734 $exit->slaying ("?random/$md5");
2441 $exit->msg (undef); 2735 $exit->msg (undef);
2736 }
2442 } 2737 }
2443} 2738}
2444 2739
2445sub cf::object::player::enter_exit { 2740sub cf::object::player::enter_exit {
2446 my ($self, $exit) = @_; 2741 my ($self, $exit) = @_;
2447 2742
2448 return unless $self->type == cf::PLAYER; 2743 return unless $self->type == cf::PLAYER;
2449 2744
2450 if ($exit->slaying eq "/!") {
2451 #TODO: this should de-fi-ni-te-ly not be a sync-job
2452 # the problem is that $exit might not survive long enough
2453 # so it needs to be done right now, right here
2454 cf::sync_job { prepare_random_map $exit };
2455 }
2456
2457 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458 my $hp = $exit->stats->hp;
2459 my $sp = $exit->stats->sp;
2460
2461 $self->enter_link; 2745 $self->enter_link;
2462 2746
2463 # if exit is damned, update players death & WoR home-position
2464 $self->contr->savebed ($slaying, $hp, $sp)
2465 if $exit->flag (FLAG_DAMNED);
2466
2467 (async { 2747 (async {
2468 $self->deactivate_recursive; # just to be sure 2748 $Coro::current->{desc} = "enter_exit";
2749
2469 unless (eval { 2750 unless (eval {
2751 $self->deactivate_recursive; # just to be sure
2752
2753 # random map handling
2754 {
2755 my $guard = cf::lock_acquire "exit_prepare:$exit";
2756
2757 prepare_random_map $exit
2758 if $exit->slaying eq "/!";
2759 }
2760
2761 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2762 my $x = $exit->stats->hp;
2763 my $y = $exit->stats->sp;
2764
2470 $self->goto ($slaying, $hp, $sp); 2765 $self->goto ($map, $x, $y);
2471 2766
2767 # if exit is damned, update players death & WoR home-position
2768 $self->contr->savebed ($map, $x, $y)
2769 if $exit->flag (cf::FLAG_DAMNED);
2770
2472 1; 2771 1
2473 }) { 2772 }) {
2474 $self->message ("Something went wrong deep within the crossfire server. " 2773 $self->message ("Something went wrong deep within the crossfire server. "
2475 . "I'll try to bring you back to the map you were before. " 2774 . "I'll try to bring you back to the map you were before. "
2476 . "Please report this to the dungeon master!", 2775 . "Please report this to the dungeon master!",
2477 cf::NDI_UNIQUE | cf::NDI_RED); 2776 cf::NDI_UNIQUE | cf::NDI_RED);
2507the message, with C<log> being the default. If C<$color> is negative, suppress 2806the message, with C<log> being the default. If C<$color> is negative, suppress
2508the message unless the client supports the msg packet. 2807the message unless the client supports the msg packet.
2509 2808
2510=cut 2809=cut
2511 2810
2811# non-persistent channels (usually the info channel)
2812our %CHANNEL = (
2813 "c/identify" => {
2814 id => "infobox",
2815 title => "Identify",
2816 reply => undef,
2817 tooltip => "Items recently identified",
2818 },
2819 "c/examine" => {
2820 id => "infobox",
2821 title => "Examine",
2822 reply => undef,
2823 tooltip => "Signs and other items you examined",
2824 },
2825 "c/book" => {
2826 id => "infobox",
2827 title => "Book",
2828 reply => undef,
2829 tooltip => "The contents of a note or book",
2830 },
2831 "c/lookat" => {
2832 id => "infobox",
2833 title => "Look",
2834 reply => undef,
2835 tooltip => "What you saw there",
2836 },
2837 "c/who" => {
2838 id => "infobox",
2839 title => "Players",
2840 reply => undef,
2841 tooltip => "Shows players who are currently online",
2842 },
2843 "c/body" => {
2844 id => "infobox",
2845 title => "Body Parts",
2846 reply => undef,
2847 tooltip => "Shows which body parts you posess and are available",
2848 },
2849 "c/uptime" => {
2850 id => "infobox",
2851 title => "Uptime",
2852 reply => undef,
2853 tooltip => "How long the server has been running since last restart",
2854 },
2855 "c/mapinfo" => {
2856 id => "infobox",
2857 title => "Map Info",
2858 reply => undef,
2859 tooltip => "Information related to the maps",
2860 },
2861 "c/party" => {
2862 id => "party",
2863 title => "Party",
2864 reply => "gsay ",
2865 tooltip => "Messages and chat related to your party",
2866 },
2867);
2868
2512sub cf::client::send_msg { 2869sub cf::client::send_msg {
2513 my ($self, $channel, $msg, $color, @extra) = @_; 2870 my ($self, $channel, $msg, $color, @extra) = @_;
2514 2871
2515 $msg = $self->pl->expand_cfpod ($msg); 2872 $msg = $self->pl->expand_cfpod ($msg);
2516 2873
2517 $color &= ~cf::NDI_UNIQUE; # just in case... 2874 $color &= cf::NDI_CLIENT_MASK; # just in case...
2518 2875
2876 # check predefined channels, for the benefit of C
2877 if ($CHANNEL{$channel}) {
2878 $channel = $CHANNEL{$channel};
2879
2880 $self->ext_msg (channel_info => $channel)
2881 if $self->can_msg;
2882
2883 $channel = $channel->{id};
2884
2519 if (ref $channel) { 2885 } elsif (ref $channel) {
2520 # send meta info to client, if not yet sent 2886 # send meta info to client, if not yet sent
2521 unless (exists $self->{channel}{$channel->{id}}) { 2887 unless (exists $self->{channel}{$channel->{id}}) {
2522 $self->{channel}{$channel->{id}} = $channel; 2888 $self->{channel}{$channel->{id}} = $channel;
2523 $self->ext_msg (channel_info => %$channel); 2889 $self->ext_msg (channel_info => $channel)
2890 if $self->can_msg;
2524 } 2891 }
2525 2892
2526 $channel = $channel->{id}; 2893 $channel = $channel->{id};
2527 } 2894 }
2528 2895
2529 return unless @extra || length $msg; 2896 return unless @extra || length $msg;
2530 2897
2531 if ($self->can_msg) { 2898 if ($self->can_msg) {
2899 # default colour, mask it out
2900 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901 if $color & cf::NDI_DEF;
2902
2532 $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra])); 2903 $self->send_packet ("msg " . $self->{json_coder}->encode (
2904 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2533 } else { 2905 } else {
2534 # replace some tags by gcfclient-compatible ones
2535 for ($msg) {
2536 1 while
2537 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542 }
2543
2544 if ($color >= 0) { 2906 if ($color >= 0) {
2907 # replace some tags by gcfclient-compatible ones
2908 for ($msg) {
2909 1 while
2910 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915 }
2916
2917 $color &= cf::NDI_COLOR_MASK;
2918
2919 utf8::encode $msg;
2920
2545 if (0 && $msg =~ /\[/) { 2921 if (0 && $msg =~ /\[/) {
2922 # COMMAND/INFO
2546 $self->send_packet ("drawextinfo $color 4 0 $msg") 2923 $self->send_packet ("drawextinfo $color 10 8 $msg")
2547 } else { 2924 } else {
2548 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; 2925 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549 $self->send_packet ("drawinfo $color $msg") 2926 $self->send_packet ("drawinfo $color $msg")
2550 } 2927 }
2551 } 2928 }
2559=cut 2936=cut
2560 2937
2561sub cf::client::ext_msg($$@) { 2938sub cf::client::ext_msg($$@) {
2562 my ($self, $type, @msg) = @_; 2939 my ($self, $type, @msg) = @_;
2563 2940
2564 my $extcmd = $self->extcmd;
2565
2566 if ($extcmd == 2) { 2941 if ($self->extcmd == 2) {
2567 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 2942 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568 } elsif ($extcmd == 1) { # TODO: remove 2943 } elsif ($self->extcmd == 1) { # TODO: remove
2569 push @msg, msgtype => "event_$type"; 2944 push @msg, msgtype => "event_$type";
2945 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946 }
2947}
2948
2949=item $client->ext_reply ($msgid, @msg)
2950
2951Sends an ext reply to the client.
2952
2953=cut
2954
2955sub cf::client::ext_reply($$@) {
2956 my ($self, $id, @msg) = @_;
2957
2958 if ($self->extcmd == 2) {
2959 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960 } elsif ($self->extcmd == 1) {
2961 #TODO: version 1, remove
2962 unshift @msg, msgtype => "reply", msgid => $id;
2570 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2963 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571 } 2964 }
2572} 2965}
2573 2966
2574=item $success = $client->query ($flags, "text", \&cb) 2967=item $success = $client->query ($flags, "text", \&cb)
2636 my ($type, $reply, @payload) = 3029 my ($type, $reply, @payload) =
2637 "ARRAY" eq ref $msg 3030 "ARRAY" eq ref $msg
2638 ? @$msg 3031 ? @$msg
2639 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 3032 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640 3033
3034 my @reply;
3035
2641 if (my $cb = $EXTICMD{$type}) { 3036 if (my $cb = $EXTICMD{$type}) {
2642 my @reply = $cb->($ns, @payload); 3037 @reply = $cb->($ns, @payload);
2643
2644 $ns->ext_reply ($reply, @reply)
2645 if $reply;
2646 } 3038 }
3039
3040 $ns->ext_reply ($reply, @reply)
3041 if $reply;
3042
2647 } else { 3043 } else {
2648 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3044 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649 } 3045 }
2650 3046
2651 cf::override; 3047 cf::override;
2698our $safe = new Safe "safe"; 3094our $safe = new Safe "safe";
2699our $safe_hole = new Safe::Hole; 3095our $safe_hole = new Safe::Hole;
2700 3096
2701$SIG{FPE} = 'IGNORE'; 3097$SIG{FPE} = 'IGNORE';
2702 3098
2703$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3099$safe->permit_only (Opcode::opset qw(
3100 :base_core :base_mem :base_orig :base_math
3101 grepstart grepwhile mapstart mapwhile
3102 sort time
3103));
2704 3104
2705# here we export the classes and methods available to script code 3105# here we export the classes and methods available to script code
2706 3106
2707=pod 3107=pod
2708 3108
2709The following functions and methods are available within a safe environment: 3109The following functions and methods are available within a safe environment:
2710 3110
2711 cf::object 3111 cf::object
2712 contr pay_amount pay_player map x y force_find force_add 3112 contr pay_amount pay_player map x y force_find force_add destroy
2713 insert remove 3113 insert remove name archname title slaying race decrease split
2714 3114
2715 cf::object::player 3115 cf::object::player
2716 player 3116 player
2717 3117
2718 cf::player 3118 cf::player
2723 3123
2724=cut 3124=cut
2725 3125
2726for ( 3126for (
2727 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3127 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728 insert remove)], 3128 insert remove inv nrof name archname title slaying race
3129 decrease split destroy)],
2729 ["cf::object::player" => qw(player)], 3130 ["cf::object::player" => qw(player)],
2730 ["cf::player" => qw(peaceful)], 3131 ["cf::player" => qw(peaceful)],
2731 ["cf::map" => qw(trigger)], 3132 ["cf::map" => qw(trigger)],
2732) { 3133) {
2733 no strict 'refs'; 3134 no strict 'refs';
2809# the server's init and main functions 3210# the server's init and main functions
2810 3211
2811sub load_facedata($) { 3212sub load_facedata($) {
2812 my ($path) = @_; 3213 my ($path) = @_;
2813 3214
3215 # HACK to clear player env face cache, we need some signal framework
3216 # for this (global event?)
3217 %ext::player_env::MUSIC_FACE_CACHE = ();
3218
3219 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3220
2814 warn "loading facedata from $path\n"; 3221 warn "loading facedata from $path\n";
2815 3222
2816 my $facedata; 3223 my $facedata;
2817 0 < aio_load $path, $facedata 3224 0 < aio_load $path, $facedata
2818 or die "$path: $!"; 3225 or die "$path: $!";
2820 $facedata = Coro::Storable::thaw $facedata; 3227 $facedata = Coro::Storable::thaw $facedata;
2821 3228
2822 $facedata->{version} == 2 3229 $facedata->{version} == 2
2823 or cf::cleanup "$path: version mismatch, cannot proceed."; 3230 or cf::cleanup "$path: version mismatch, cannot proceed.";
2824 3231
3232 # patch in the exptable
3233 $facedata->{resource}{"res/exp_table"} = {
3234 type => FT_RSRC,
3235 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3236 };
3237 cf::cede_to_tick;
3238
2825 { 3239 {
2826 my $faces = $facedata->{faceinfo}; 3240 my $faces = $facedata->{faceinfo};
2827 3241
2828 while (my ($face, $info) = each %$faces) { 3242 while (my ($face, $info) = each %$faces) {
2829 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3243 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244
2830 cf::face::set_visibility $idx, $info->{visibility}; 3245 cf::face::set_visibility $idx, $info->{visibility};
2831 cf::face::set_magicmap $idx, $info->{magicmap}; 3246 cf::face::set_magicmap $idx, $info->{magicmap};
2832 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3247 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3248 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834 3249
2835 cf::cede_to_tick; 3250 cf::cede_to_tick;
2836 } 3251 }
2837 3252
2838 while (my ($face, $info) = each %$faces) { 3253 while (my ($face, $info) = each %$faces) {
2839 next unless $info->{smooth}; 3254 next unless $info->{smooth};
3255
2840 my $idx = cf::face::find $face 3256 my $idx = cf::face::find $face
2841 or next; 3257 or next;
3258
2842 if (my $smooth = cf::face::find $info->{smooth}) { 3259 if (my $smooth = cf::face::find $info->{smooth}) {
2843 cf::face::set_smooth $idx, $smooth; 3260 cf::face::set_smooth $idx, $smooth;
2844 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3261 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845 } else { 3262 } else {
2846 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3263 warn "smooth face '$info->{smooth}' not found for face '$face'";
2863 3280
2864 { 3281 {
2865 # TODO: for gcfclient pleasure, we should give resources 3282 # TODO: for gcfclient pleasure, we should give resources
2866 # that gcfclient doesn't grok a >10000 face index. 3283 # that gcfclient doesn't grok a >10000 face index.
2867 my $res = $facedata->{resource}; 3284 my $res = $facedata->{resource};
2868 my $enc = JSON::XS->new->utf8->canonical;
2869 3285
2870 while (my ($name, $info) = each %$res) { 3286 while (my ($name, $info) = each %$res) {
2871 my $meta = $enc->encode ({ 3287 if (defined $info->{type}) {
2872 name => $name,
2873 type => $info->{type},
2874 copyright => $info->{copyright}, #TODO#
2875 });
2876
2877 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3288 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289 my $data;
2878 3290
2879 if ($name =~ /\.jpg$/) { 3291 if ($info->{type} & 1) {
2880 cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack 3292 # prepend meta info
2881 cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack 3293
3294 my $meta = $enc->encode ({
3295 name => $name,
3296 %{ $info->{meta} || {} },
3297 });
3298
3299 $data = pack "(w/a*)*", $meta, $info->{data};
3300 } else {
3301 $data = $info->{data};
3302 }
3303
3304 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305 cf::face::set_type $idx, $info->{type};
2882 } else { 3306 } else {
2883 my $data = pack "(w/a*)*", $meta, $info->{data}; 3307 $RESOURCE{$name} = $info;
2884 my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2885
2886 cf::face::set_type $idx, 1;
2887 cf::face::set_data $idx, 0, $data, $chk;
2888 } 3308 }
2889 3309
2890 cf::cede_to_tick; 3310 cf::cede_to_tick;
2891 } 3311 }
2892 } 3312 }
2893 3313
3314 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3315
2894 1 3316 1
2895} 3317}
2896 3318
3319cf::global->attach (on_resource_update => sub {
3320 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3321 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3322
3323 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3324 my $sound = $soundconf->{compat}[$_]
3325 or next;
3326
3327 my $face = cf::face::find "sound/$sound->[1]";
3328 cf::sound::set $sound->[0] => $face;
3329 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3330 }
3331
3332 while (my ($k, $v) = each %{$soundconf->{event}}) {
3333 my $face = cf::face::find "sound/$v";
3334 cf::sound::set $k => $face;
3335 }
3336 }
3337});
3338
3339register_exticmd fx_want => sub {
3340 my ($ns, $want) = @_;
3341
3342 while (my ($k, $v) = each %$want) {
3343 $ns->fx_want ($k, $v);
3344 }
3345};
3346
3347sub load_resource_file($) {
3348 my $guard = lock_acquire "load_resource_file";
3349
3350 my $status = load_resource_file_ $_[0];
3351 get_slot 0.1, 100;
3352 cf::arch::commit_load;
3353
3354 $status
3355}
3356
2897sub reload_regions { 3357sub reload_regions {
3358 # HACK to clear player env face cache, we need some signal framework
3359 # for this (global event?)
3360 %ext::player_env::MUSIC_FACE_CACHE = ();
3361
2898 load_resource_file "$MAPDIR/regions" 3362 load_resource_file "$MAPDIR/regions"
2899 or die "unable to load regions file\n"; 3363 or die "unable to load regions file\n";
2900 3364
2901 for (cf::region::list) { 3365 for (cf::region::list) {
2902 $_->{match} = qr/$_->{match}/ 3366 $_->{match} = qr/$_->{match}/
2910} 3374}
2911 3375
2912sub reload_archetypes { 3376sub reload_archetypes {
2913 load_resource_file "$DATADIR/archetypes" 3377 load_resource_file "$DATADIR/archetypes"
2914 or die "unable to load archetypes\n"; 3378 or die "unable to load archetypes\n";
2915 #d# NEED to laod twice to resolve forward references
2916 # this really needs to be done in an extra post-pass
2917 # (which needs to be synchronous, so solve it differently)
2918 load_resource_file "$DATADIR/archetypes"
2919 or die "unable to load archetypes\n";
2920} 3379}
2921 3380
2922sub reload_treasures { 3381sub reload_treasures {
2923 load_resource_file "$DATADIR/treasures" 3382 load_resource_file "$DATADIR/treasures"
2924 or die "unable to load treasurelists\n"; 3383 or die "unable to load treasurelists\n";
2925} 3384}
2926 3385
2927sub reload_resources { 3386sub reload_resources {
2928 warn "reloading resource files...\n"; 3387 warn "reloading resource files...\n";
2929 3388
3389 reload_facedata;
3390 reload_archetypes;
2930 reload_regions; 3391 reload_regions;
2931 reload_facedata;
2932 #reload_archetypes;#d#
2933 reload_archetypes;
2934 reload_treasures; 3392 reload_treasures;
2935 3393
2936 warn "finished reloading resource files\n"; 3394 warn "finished reloading resource files\n";
2937} 3395}
2938 3396
2939sub init { 3397sub init {
3398 my $guard = freeze_mainloop;
3399
2940 reload_resources; 3400 reload_resources;
2941} 3401}
2942 3402
2943sub cfg_load { 3403sub reload_config {
2944 open my $fh, "<:utf8", "$CONFDIR/config" 3404 open my $fh, "<:utf8", "$CONFDIR/config"
2945 or return; 3405 or return;
2946 3406
2947 local $/; 3407 local $/;
2948 *CFG = YAML::Syck::Load <$fh>; 3408 *CFG = YAML::Load <$fh>;
2949 3409
2950 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3410 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2951 3411
2952 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3412 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2953 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3413 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2964sub main { 3424sub main {
2965 # we must not ever block the main coroutine 3425 # we must not ever block the main coroutine
2966 local $Coro::idle = sub { 3426 local $Coro::idle = sub {
2967 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3427 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2968 (async { 3428 (async {
2969 Event::one_event; 3429 $Coro::current->{desc} = "IDLE BUG HANDLER";
3430 EV::loop EV::LOOP_ONESHOT;
2970 })->prio (Coro::PRIO_MAX); 3431 })->prio (Coro::PRIO_MAX);
2971 }; 3432 };
2972 3433
2973 cfg_load; 3434 {
3435 my $guard = freeze_mainloop;
3436 reload_config;
2974 db_init; 3437 db_init;
2975 load_extensions; 3438 load_extensions;
2976 3439
2977 $TICK_WATCHER->start; 3440 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3441 evthread_start IO::AIO::poll_fileno;
3442 }
3443
2978 Event::loop; 3444 EV::loop;
2979} 3445}
2980 3446
2981############################################################################# 3447#############################################################################
2982# initialisation and cleanup 3448# initialisation and cleanup
2983 3449
2984# install some emergency cleanup handlers 3450# install some emergency cleanup handlers
2985BEGIN { 3451BEGIN {
3452 our %SIGWATCHER = ();
2986 for my $signal (qw(INT HUP TERM)) { 3453 for my $signal (qw(INT HUP TERM)) {
2987 Event->signal ( 3454 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2988 reentrant => 0,
2989 data => WF_AUTOCANCEL,
2990 signal => $signal,
2991 prio => 0,
2992 cb => sub {
2993 cf::cleanup "SIG$signal"; 3455 cf::cleanup "SIG$signal";
2994 },
2995 ); 3456 };
2996 } 3457 }
2997} 3458}
2998 3459
2999sub write_runtime { 3460sub write_runtime_sync {
3000 my $runtime = "$LOCALDIR/runtime"; 3461 my $runtime = "$LOCALDIR/runtime";
3001 3462
3002 # first touch the runtime file to show we are still running: 3463 # first touch the runtime file to show we are still running:
3003 # the fsync below can take a very very long time. 3464 # the fsync below can take a very very long time.
3004 3465
3030 and return; 3491 and return;
3031 3492
3032 warn "runtime file written.\n"; 3493 warn "runtime file written.\n";
3033 3494
3034 1 3495 1
3496}
3497
3498our $uuid_lock;
3499our $uuid_skip;
3500
3501sub write_uuid_sync($) {
3502 $uuid_skip ||= $_[0];
3503
3504 return if $uuid_lock;
3505 local $uuid_lock = 1;
3506
3507 my $uuid = "$LOCALDIR/uuid";
3508
3509 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510 or return;
3511
3512 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3513 $uuid_skip = 0;
3514
3515 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3516 and return;
3517
3518 # always fsync - this file is important
3519 aio_fsync $fh
3520 and return;
3521
3522 close $fh
3523 or return;
3524
3525 aio_rename "$uuid~", $uuid
3526 and return;
3527
3528 warn "uuid file written ($value).\n";
3529
3530 1
3531
3532}
3533
3534sub write_uuid($$) {
3535 my ($skip, $sync) = @_;
3536
3537 $sync ? write_uuid_sync $skip
3538 : async { write_uuid_sync $skip };
3035} 3539}
3036 3540
3037sub emergency_save() { 3541sub emergency_save() {
3038 my $freeze_guard = cf::freeze_mainloop; 3542 my $freeze_guard = cf::freeze_mainloop;
3039 3543
3045 # and maps saved/destroyed asynchronously. 3549 # and maps saved/destroyed asynchronously.
3046 warn "begin emergency player save\n"; 3550 warn "begin emergency player save\n";
3047 for my $login (keys %cf::PLAYER) { 3551 for my $login (keys %cf::PLAYER) {
3048 my $pl = $cf::PLAYER{$login} or next; 3552 my $pl = $cf::PLAYER{$login} or next;
3049 $pl->valid or next; 3553 $pl->valid or next;
3554 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3050 $pl->save; 3555 $pl->save;
3051 } 3556 }
3052 warn "end emergency player save\n"; 3557 warn "end emergency player save\n";
3053 3558
3054 warn "begin emergency map save\n"; 3559 warn "begin emergency map save\n";
3060 warn "end emergency map save\n"; 3565 warn "end emergency map save\n";
3061 3566
3062 warn "begin emergency database checkpoint\n"; 3567 warn "begin emergency database checkpoint\n";
3063 BDB::db_env_txn_checkpoint $DB_ENV; 3568 BDB::db_env_txn_checkpoint $DB_ENV;
3064 warn "end emergency database checkpoint\n"; 3569 warn "end emergency database checkpoint\n";
3570
3571 warn "begin write uuid\n";
3572 write_uuid_sync 1;
3573 warn "end write uuid\n";
3065 }; 3574 };
3066 3575
3067 warn "leave emergency perl save\n"; 3576 warn "leave emergency perl save\n";
3068} 3577}
3069 3578
3084 warn "reloading..."; 3593 warn "reloading...";
3085 3594
3086 warn "entering sync_job"; 3595 warn "entering sync_job";
3087 3596
3088 cf::sync_job { 3597 cf::sync_job {
3089 cf::write_runtime; # external watchdog should not bark 3598 cf::write_runtime_sync; # external watchdog should not bark
3090 cf::emergency_save; 3599 cf::emergency_save;
3091 cf::write_runtime; # external watchdog should not bark 3600 cf::write_runtime_sync; # external watchdog should not bark
3092 3601
3093 warn "syncing database to disk"; 3602 warn "syncing database to disk";
3094 BDB::db_env_txn_checkpoint $DB_ENV; 3603 BDB::db_env_txn_checkpoint $DB_ENV;
3095 3604
3096 # if anything goes wrong in here, we should simply crash as we already saved 3605 # if anything goes wrong in here, we should simply crash as we already saved
3097
3098 warn "cancelling all WF_AUTOCANCEL watchers";
3099 for (Event::all_watchers) {
3100 $_->cancel if $_->data & WF_AUTOCANCEL;
3101 }
3102 3606
3103 warn "flushing outstanding aio requests"; 3607 warn "flushing outstanding aio requests";
3104 for (;;) { 3608 for (;;) {
3105 BDB::flush; 3609 BDB::flush;
3106 IO::AIO::flush; 3610 IO::AIO::flush;
3107 Coro::cede; 3611 Coro::cede_notself;
3108 last unless IO::AIO::nreqs || BDB::nreqs; 3612 last unless IO::AIO::nreqs || BDB::nreqs;
3109 warn "iterate..."; 3613 warn "iterate...";
3110 } 3614 }
3111 3615
3112 ++$RELOAD; 3616 ++$RELOAD;
3171 warn "reloading cf.pm"; 3675 warn "reloading cf.pm";
3172 require cf; 3676 require cf;
3173 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3677 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3174 3678
3175 warn "loading config and database again"; 3679 warn "loading config and database again";
3176 cf::cfg_load; 3680 cf::reload_config;
3177 3681
3178 warn "loading extensions"; 3682 warn "loading extensions";
3179 cf::load_extensions; 3683 cf::load_extensions;
3180 3684
3181 warn "reattaching attachments to objects/players"; 3685 warn "reattaching attachments to objects/players";
3188 warn "leaving sync_job"; 3692 warn "leaving sync_job";
3189 3693
3190 1 3694 1
3191 } or do { 3695 } or do {
3192 warn $@; 3696 warn $@;
3193 warn "error while reloading, exiting."; 3697 cf::cleanup "error while reloading, exiting.";
3194 exit 1;
3195 }; 3698 };
3196 3699
3197 warn "reloaded"; 3700 warn "reloaded";
3198}; 3701};
3199 3702
3201 3704
3202sub reload_perl() { 3705sub reload_perl() {
3203 # doing reload synchronously and two reloads happen back-to-back, 3706 # doing reload synchronously and two reloads happen back-to-back,
3204 # coro crashes during coro_state_free->destroy here. 3707 # coro crashes during coro_state_free->destroy here.
3205 3708
3206 $RELOAD_WATCHER ||= Event->timer ( 3709 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3207 reentrant => 0,
3208 after => 0,
3209 data => WF_AUTOCANCEL,
3210 cb => sub {
3211 do_reload_perl; 3710 do_reload_perl;
3212 undef $RELOAD_WATCHER; 3711 undef $RELOAD_WATCHER;
3213 },
3214 ); 3712 };
3215} 3713}
3216 3714
3217register_command "reload" => sub { 3715register_command "reload" => sub {
3218 my ($who, $arg) = @_; 3716 my ($who, $arg) = @_;
3219 3717
3220 if ($who->flag (FLAG_WIZ)) { 3718 if ($who->flag (FLAG_WIZ)) {
3221 $who->message ("reloading server."); 3719 $who->message ("reloading server.");
3720 async {
3721 $Coro::current->{desc} = "perl_reload";
3222 async { reload_perl }; 3722 reload_perl;
3723 };
3223 } 3724 }
3224}; 3725};
3225 3726
3226unshift @INC, $LIBDIR; 3727unshift @INC, $LIBDIR;
3227 3728
3229 3730
3230our @WAIT_FOR_TICK; 3731our @WAIT_FOR_TICK;
3231our @WAIT_FOR_TICK_BEGIN; 3732our @WAIT_FOR_TICK_BEGIN;
3232 3733
3233sub wait_for_tick { 3734sub wait_for_tick {
3234 return unless $TICK_WATCHER->is_active;
3235 return if $Coro::current == $Coro::main; 3735 return if tick_inhibit || $Coro::current == $Coro::main;
3236 3736
3237 my $signal = new Coro::Signal; 3737 my $signal = new Coro::Signal;
3238 push @WAIT_FOR_TICK, $signal; 3738 push @WAIT_FOR_TICK, $signal;
3239 $signal->wait; 3739 $signal->wait;
3240} 3740}
3241 3741
3242sub wait_for_tick_begin { 3742sub wait_for_tick_begin {
3243 return unless $TICK_WATCHER->is_active;
3244 return if $Coro::current == $Coro::main; 3743 return if tick_inhibit || $Coro::current == $Coro::main;
3245 3744
3246 my $signal = new Coro::Signal; 3745 my $signal = new Coro::Signal;
3247 push @WAIT_FOR_TICK_BEGIN, $signal; 3746 push @WAIT_FOR_TICK_BEGIN, $signal;
3248 $signal->wait; 3747 $signal->wait;
3249} 3748}
3250 3749
3251 my $min = 1e6;#d# 3750sub tick {
3252 my $avg = 10;
3253$TICK_WATCHER = Event->timer (
3254 reentrant => 0,
3255 parked => 1,
3256 prio => 0,
3257 at => $NEXT_TICK || $TICK,
3258 data => WF_AUTOCANCEL,
3259 cb => sub {
3260 if ($Coro::current != $Coro::main) { 3751 if ($Coro::current != $Coro::main) {
3261 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3752 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3262 unless ++$bug_warning > 10; 3753 unless ++$bug_warning > 10;
3263 return; 3754 return;
3264 } 3755 }
3265 3756
3266 $NOW = $tick_start = Event::time;
3267
3268 cf::server_tick; # one server iteration 3757 cf::server_tick; # one server iteration
3269 3758
3270 0 && sync_job {#d# 3759 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3271 for(1..10) { 3760 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3272 my $t = Event::time; 3761 Coro::async_pool {
3273 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3762 $Coro::current->{desc} = "runtime saver";
3274 or die; 3763 write_runtime_sync
3275 3764 or warn "ERROR: unable to write runtime file: $!";
3276 $map->width (50);
3277 $map->height (50);
3278 $map->alloc;
3279 $map->_load_objects ("/tmp/x.map", 1);
3280 my $t = Event::time - $t;
3281
3282 #next unless $t < 0.0013;#d#
3283 if ($t < $min) {
3284 $min = $t;
3285 }
3286 $avg = $avg * 0.99 + $t * 0.01;
3287 }
3288 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3289 exit 0;
3290 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3291 }; 3765 };
3766 }
3292 3767
3293 $RUNTIME += $TICK;
3294 $NEXT_TICK += $TICK;
3295
3296 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3297 $NEXT_RUNTIME_WRITE = $NOW + 10;
3298 Coro::async_pool {
3299 write_runtime
3300 or warn "ERROR: unable to write runtime file: $!";
3301 };
3302 }
3303
3304# my $AFTER = Event::time;
3305# warn $AFTER - $NOW;#d#
3306
3307 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3768 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3308 $sig->send; 3769 $sig->send;
3309 } 3770 }
3310 while (my $sig = shift @WAIT_FOR_TICK) { 3771 while (my $sig = shift @WAIT_FOR_TICK) {
3311 $sig->send; 3772 $sig->send;
3312 } 3773 }
3313 3774
3314 $NOW = Event::time; 3775 $LOAD = ($NOW - $TICK_START) / $TICK;
3315
3316 # if we are delayed by four ticks or more, skip them all
3317 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3318
3319 $TICK_WATCHER->at ($NEXT_TICK);
3320 $TICK_WATCHER->start;
3321
3322 $LOAD = ($NOW - $tick_start) / $TICK;
3323 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3776 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3324 3777
3325 _post_tick; 3778 if (0) {
3326 3779 if ($NEXT_TICK) {
3327 3780 my $jitter = $TICK_START - $NEXT_TICK;
3781 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3782 warn "jitter $JITTER\n";#d#
3783 }
3328 }, 3784 }
3329); 3785}
3330 3786
3331{ 3787{
3332 BDB::max_poll_time $TICK * 0.1; 3788 # configure BDB
3333 $BDB_POLL_WATCHER = Event->io ( 3789
3334 reentrant => 0,
3335 fd => BDB::poll_fileno,
3336 poll => 'r',
3337 prio => 0,
3338 data => WF_AUTOCANCEL,
3339 cb => \&BDB::poll_cb,
3340 );
3341 BDB::min_parallel 8; 3790 BDB::min_parallel 8;
3342 3791 BDB::max_poll_reqs $TICK * 0.1;
3343 BDB::set_sync_prepare { 3792 $Coro::BDB::WATCHER->priority (1);
3344 my $status;
3345 my $current = $Coro::current;
3346 (
3347 sub {
3348 $status = $!;
3349 $current->ready; undef $current;
3350 },
3351 sub {
3352 Coro::schedule while defined $current;
3353 $! = $status;
3354 },
3355 )
3356 };
3357 3793
3358 unless ($DB_ENV) { 3794 unless ($DB_ENV) {
3359 $DB_ENV = BDB::db_env_create; 3795 $DB_ENV = BDB::db_env_create;
3796 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3797 | BDB::LOG_AUTOREMOVE, 1);
3798 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3360 3800
3361 cf::sync_job { 3801 cf::sync_job {
3362 eval { 3802 eval {
3363 BDB::db_env_open 3803 BDB::db_env_open
3364 $DB_ENV, 3804 $DB_ENV,
3366 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3806 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3367 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3807 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3368 0666; 3808 0666;
3369 3809
3370 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3810 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3371
3372 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3373 $DB_ENV->set_lk_detect;
3374 }; 3811 };
3375 3812
3376 cf::cleanup "db_env_open(db): $@" if $@; 3813 cf::cleanup "db_env_open(db): $@" if $@;
3377 }; 3814 };
3378 } 3815 }
3816
3817 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3818 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3819 };
3820 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3821 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3822 };
3823 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3824 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3825 };
3379} 3826}
3380 3827
3381{ 3828{
3829 # configure IO::AIO
3830
3382 IO::AIO::min_parallel 8; 3831 IO::AIO::min_parallel 8;
3383
3384 undef $Coro::AIO::WATCHER;
3385 IO::AIO::max_poll_time $TICK * 0.1; 3832 IO::AIO::max_poll_time $TICK * 0.1;
3386 $AIO_POLL_WATCHER = Event->io ( 3833 $Coro::AIO::WATCHER->priority (1);
3387 reentrant => 0,
3388 data => WF_AUTOCANCEL,
3389 fd => IO::AIO::poll_fileno,
3390 poll => 'r',
3391 prio => 6,
3392 cb => \&IO::AIO::poll_cb,
3393 );
3394} 3834}
3395 3835
3396my $_log_backtrace; 3836my $_log_backtrace;
3397 3837
3398sub _log_backtrace { 3838sub _log_backtrace {
3402 3842
3403 # limit the # of concurrent backtraces 3843 # limit the # of concurrent backtraces
3404 if ($_log_backtrace < 2) { 3844 if ($_log_backtrace < 2) {
3405 ++$_log_backtrace; 3845 ++$_log_backtrace;
3406 async { 3846 async {
3847 $Coro::current->{desc} = "abt $msg";
3848
3407 my @bt = fork_call { 3849 my @bt = fork_call {
3408 @addr = map { sprintf "%x", $_ } @addr; 3850 @addr = map { sprintf "%x", $_ } @addr;
3409 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3851 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3410 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3852 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3411 or die "addr2line: $!"; 3853 or die "addr2line: $!";

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