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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.299 by root, Sun Jul 8 14:56:05 2007 UTC vs.
Revision 1.430 by root, Sun May 4 14:12:37 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;
57use Digest::MD5 ();
34 58
35# configure various modules to our taste 59# configure various modules to our taste
36# 60#
37$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
38Coro::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
39Compress::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
40
41$Event::Eval = 1; # no idea why this is required, but it is
42
43# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44$YAML::Syck::ImplicitUnicode = 1;
45 64
46$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47 66
48sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49 68
68our $TMPDIR = "$LOCALDIR/" . tmpdir; 87our $TMPDIR = "$LOCALDIR/" . tmpdir;
69our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70our $PLAYERDIR = "$LOCALDIR/" . playerdir; 89our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
72our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
92our %RESOURCE;
73 93
74our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75our $TICK_WATCHER;
76our $AIO_POLL_WATCHER; 95our $AIO_POLL_WATCHER;
77our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78our $NEXT_TICK; 97our $NEXT_TICK;
79our $NOW;
80our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
81 99
82our $BDB_POLL_WATCHER; 100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER;
83our $DB_ENV; 104our $DB_ENV;
84 105
85our %CFG; 106our %CFG;
86 107
87our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
88our $RUNTIME; 109our $RUNTIME;
110our $NOW;
89 111
90our %PLAYER; # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
91our %MAP; # all maps 113our (%MAP, %MAP_LOADING ); # all maps
92our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
93 115
94# 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 ∕
95our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96 118
97our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
99our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
100 123
101binmode STDOUT; 124binmode STDOUT;
102binmode STDERR; 125binmode STDERR;
103 126
104# read virtual server time, if available 127# read virtual server time, if available
157 180
158The raw value load value from the last tick. 181The raw value load value from the last tick.
159 182
160=item %cf::CFG 183=item %cf::CFG
161 184
162Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163from wherever your confdir points to. 186from wherever your confdir points to.
164 187
165=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
166 189
167These 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
168returns directly I<after> the tick processing (and consequently, can only wake one process 191returns directly I<after> the tick processing (and consequently, can only wake one process
169per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 192per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170 193
194=item @cf::INVOKE_RESULTS
195
196This array contains the results of the last C<invoke ()> call. When
197C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198that call.
199
171=back 200=back
172 201
173=cut 202=cut
174 203
175BEGIN { 204BEGIN {
179 $msg .= "\n" 208 $msg .= "\n"
180 unless $msg =~ /\n$/; 209 unless $msg =~ /\n$/;
181 210
182 $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;
183 212
184 utf8::encode $msg;
185 LOG llevError, $msg; 213 LOG llevError, $msg;
186 }; 214 };
187} 215}
216
217$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#?
188 231
189@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
205)) { 248)) {
206 no strict 'refs'; 249 no strict 'refs';
207 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208} 251}
209 252
210$Event::DIED = sub { 253$EV::DIED = sub {
211 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
212}; 255};
213 256
214############################################################################# 257#############################################################################
215 258
238 $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;
239 $d 282 $d
240 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
241} 284}
242 285
243=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
244 287
245Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
246 289
247=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
248 291
249Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
250 293
251=cut 294=cut
252 295
253our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254 297
255sub to_json ($) { $json_coder->encode ($_[0]) } 298sub encode_json($) { $json_coder->encode ($_[0]) }
256sub from_json ($) { $json_coder->decode ($_[0]) } 299sub decode_json($) { $json_coder->decode ($_[0]) }
257 300
258=item cf::lock_wait $string 301=item cf::lock_wait $string
259 302
260Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
261 304
264Wait 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
265a 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,
266for example when the coroutine gets canceled), the lock is automatically 309for example when the coroutine gets canceled), the lock is automatically
267returned. 310returned.
268 311
312Locks are *not* recursive, locking from the same coro twice results in a
313deadlocked coro.
314
269Lock 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
270uses map_find and cf::map::load uses map_load). 316uses map_find and cf::map::load uses map_load).
271 317
272=item $locked = cf::lock_active $string 318=item $locked = cf::lock_active $string
273 319
274Return true if the lock is currently active, i.e. somebody has locked it. 320Return true if the lock is currently active, i.e. somebody has locked it.
275 321
276=cut 322=cut
277 323
278our %LOCK; 324our %LOCK;
325our %LOCKER;#d#
279 326
280sub lock_wait($) { 327sub lock_wait($) {
281 my ($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#
282 334
283 # wait for lock, if any 335 # wait for lock, if any
284 while ($LOCK{$key}) { 336 while ($LOCK{$key}) {
285 push @{ $LOCK{$key} }, $Coro::current; 337 push @{ $LOCK{$key} }, $Coro::current;
286 Coro::schedule; 338 Coro::schedule;
292 344
293 # wait, to be sure we are not locked 345 # wait, to be sure we are not locked
294 lock_wait $key; 346 lock_wait $key;
295 347
296 $LOCK{$key} = []; 348 $LOCK{$key} = [];
349 $LOCKER{$key} = $Coro::current;#d#
297 350
298 Coro::guard { 351 Coro::guard {
352 delete $LOCKER{$key};#d#
299 # wake up all waiters, to be on the safe side 353 # wake up all waiters, to be on the safe side
300 $_->ready for @{ delete $LOCK{$key} }; 354 $_->ready for @{ delete $LOCK{$key} };
301 } 355 }
302} 356}
303 357
306 360
307 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
308} 362}
309 363
310sub freeze_mainloop { 364sub freeze_mainloop {
311 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
312 366
313 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
314 $TICK_WATCHER->start; 368}
369
370=item cf::periodic $interval, $cb
371
372Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer.
374
375=cut
376
377sub periodic($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
383}
384
385=item cf::get_slot $time[, $priority[, $name]]
386
387Allocate $time seconds of blocking CPU time at priority C<$priority>:
388This call blocks and returns only when you have at least C<$time> seconds
389of cpu time till the next tick. The slot is only valid till the next cede.
390
391The optional C<$name> can be used to identify the job to run. It might be
392used for statistical purposes and should identify the same time-class.
393
394Useful for short background jobs.
395
396=cut
397
398our @SLOT_QUEUE;
399our $SLOT_QUEUE;
400
401$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager");
404
405 my $signal = new Coro::Signal;
406
407 while () {
408 next_job:
409 my $avail = cf::till_tick;
410 if ($avail > 0.01) {
411 for (0 .. $#SLOT_QUEUE) {
412 if ($SLOT_QUEUE[$_][0] < $avail) {
413 my $job = splice @SLOT_QUEUE, $_, 1, ();
414 $job->[2]->send;
415 Coro::cede;
416 goto next_job;
417 }
418 }
419 }
420
421 if (@SLOT_QUEUE) {
422 # we do not use wait_for_tick() as it returns immediately when tick is inactive
423 push @cf::WAIT_FOR_TICK, $signal;
424 $signal->wait;
425 } else {
426 Coro::schedule;
427 }
315 }; 428 }
316 $TICK_WATCHER->stop; 429};
317 $guard 430
431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
434 my ($time, $pri, $name) = @_;
435
436 $time = $TICK * .6 if $time > $TICK * .6;
437 my $sig = new Coro::Signal;
438
439 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441 $SLOT_QUEUE->ready;
442 $sig->wait;
318} 443}
319 444
320=item cf::async { BLOCK } 445=item cf::async { BLOCK }
321 446
322Currently the same as Coro::async_pool, meaning you cannot use 447Currently the same as Coro::async_pool, meaning you cannot use
327 452
328BEGIN { *async = \&Coro::async_pool } 453BEGIN { *async = \&Coro::async_pool }
329 454
330=item cf::sync_job { BLOCK } 455=item cf::sync_job { BLOCK }
331 456
332The design of Crossfire TRT requires that the main coroutine ($Coro::main) 457The design of Deliantra requires that the main coroutine ($Coro::main)
333is always able to handle events or runnable, as Crossfire TRT is only 458is always able to handle events or runnable, as Deliantra is only
334partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 459partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335acceptable. 460acceptable.
336 461
337If it must be done, put the blocking parts into C<sync_job>. This will run 462If it must be done, put the blocking parts into C<sync_job>. This will run
338the given BLOCK in another coroutine while waiting for the result. The 463the given BLOCK in another coroutine while waiting for the result. The
343 468
344sub sync_job(&) { 469sub sync_job(&) {
345 my ($job) = @_; 470 my ($job) = @_;
346 471
347 if ($Coro::current == $Coro::main) { 472 if ($Coro::current == $Coro::main) {
348 my $time = Event::time; 473 my $time = EV::time;
349 474
350 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
351 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
352 477
353 # TODO: use suspend/resume instead 478 LOG llevError, Carp::longmess "sync job";#d#
354 # (but this is cancel-safe) 479
355 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
356 481
357 my $busy = 1; 482 my $busy = 1;
358 my @res; 483 my @res;
359 484
360 (async { 485 (async {
486 $Coro::current->desc ("sync job coro");
361 @res = eval { $job->() }; 487 @res = eval { $job->() };
362 warn $@ if $@; 488 warn $@ if $@;
363 undef $busy; 489 undef $busy;
364 })->prio (Coro::PRIO_MAX); 490 })->prio (Coro::PRIO_MAX);
365 491
366 while ($busy) { 492 while ($busy) {
367 Coro::cede or Event::one_event; 493 if (Coro::nready) {
494 Coro::cede_notself;
495 } else {
496 EV::loop EV::LOOP_ONESHOT;
368 } 497 }
498 }
369 499
370 $time = Event::time - $time; 500 my $time = EV::time - $time;
371 501
372 LOG llevError | logBacktrace, Carp::longmess "long sync job"
373 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
376 503
377 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
378 } else { 505 } else {
379 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
380 507
405=item fork_call { }, $args 532=item fork_call { }, $args
406 533
407Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
408process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
409Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
410never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
411 538
412=cut 539=cut
413
414sub _store_scalar {
415 open my $fh, ">", \my $buf
416 or die "fork_call: cannot open fh-to-buf in child : $!";
417 Storable::store_fd $_[0], $fh;
418 close $fh;
419
420 $buf
421}
422 540
423sub fork_call(&@) { 541sub fork_call(&@) {
424 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
425 543
426# 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,
427# or die "socketpair: $!"; 545 # otherwise perl prematurely frees the stuff :/
428 pipe my $fh1, my $fh2 546 # TODO: investigate and fix (likely this will be rather laborious)
429 or die "pipe: $!";
430 547
431 if (my $pid = fork) { 548 my @res = Coro::Util::fork_eval {
432 close $fh2;
433
434 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435 warn "pst<$res>" unless $res =~ /^pst/;
436 $res = Coro::Storable::thaw $res;
437
438 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440 Carp::confess $$res unless "ARRAY" eq ref $res;
441
442 return wantarray ? @$res : $res->[-1];
443 } else {
444 reset_signals; 549 reset_signals;
445 local $SIG{__WARN__}; 550 &$cb
446 local $SIG{__DIE__}; 551 }, @args;
447 # just in case, this hack effectively disables event
448 # in the child. cleaner and slower would be canceling all watchers,
449 # but this works for the time being.
450 local $Coro::idle;
451 $Coro::current->prio (Coro::PRIO_MAX);
452 552
453 eval { 553 wantarray ? @res : $res[-1]
454 close $fh1; 554}
455 555
456 my @res = eval { $cb->(@args) }; 556=item $coin = coin_from_name $name
457 557
458 syswrite $fh2, _store_scalar $@ ? \"$@" : \@res; 558=cut
459 close $fh2;
460 };
461 559
462 warn $@ if $@; 560our %coin_alias = (
463 _exit 0; 561 "silver" => "silvercoin",
464 } 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
465} 581}
466 582
467=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
468 584
469Returns a single value from the environment database. 585Returns a single value from the environment database.
471=item cf::db_put $family => $key => $value 587=item cf::db_put $family => $key => $value
472 588
473Stores 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
474data 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).
475 591
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
476=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}
477 615
478our $DB; 616our $DB;
479 617
480sub db_init { 618sub db_init {
481 unless ($DB) {
482 $DB = BDB::db_create $DB_ENV;
483
484 cf::sync_job { 619 cf::sync_job {
485 eval { 620 $DB ||= db_table "db";
486 $DB->set_flags (BDB::CHKSUM);
487
488 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490 cf::cleanup "db_open(db): $!" if $!;
491 };
492 cf::cleanup "db_open(db): $@" if $@;
493 };
494 } 621 };
495} 622}
496 623
497sub db_get($$) { 624sub db_get($$) {
498 my $key = "$_[0]/$_[1]"; 625 my $key = "$_[0]/$_[1]";
499 626
549 if (1) { 676 if (1) {
550 $md5 = 677 $md5 =
551 join "\x00", 678 join "\x00",
552 $processversion, 679 $processversion,
553 map { 680 map {
554 Coro::cede; 681 cf::cede_to_tick;
555 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 682 ($src->[$_], Digest::MD5::md5_hex $data[$_])
556 } 0.. $#$src; 683 } 0.. $#$src;
557 684
558 685
559 my $dbmd5 = db_get cache => "$id/md5"; 686 my $dbmd5 = db_get cache => "$id/md5";
603attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
604to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
605 732
606In 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>
607C<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
608Crossfire TRT). 735Deliantra).
609 736
610=over 4 737=over 4
611 738
612=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
613 740
865 "; 992 ";
866 die if $@; 993 die if $@;
867} 994}
868 995
869our $override; 996our $override;
870our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 997our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871 998
872sub override { 999sub override {
873 $override = 1; 1000 $override = 1;
874 @invoke_results = (); 1001 @INVOKE_RESULTS = (@_);
875} 1002}
876 1003
877sub do_invoke { 1004sub do_invoke {
878 my $event = shift; 1005 my $event = shift;
879 my $callbacks = shift; 1006 my $callbacks = shift;
880 1007
881 @invoke_results = (); 1008 @INVOKE_RESULTS = ();
882 1009
883 local $override; 1010 local $override;
884 1011
885 for (@$callbacks) { 1012 for (@$callbacks) {
886 eval { &{$_->[1]} }; 1013 eval { &{$_->[1]} };
895 } 1022 }
896 1023
897 0 1024 0
898} 1025}
899 1026
900=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901 1028
902=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903 1030
904Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
905 1032
906This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1033This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907removed in future versions), and there is no public API to access override 1034removed in future versions), and there is no public API to access override
908results (if you must, access C<@cf::invoke_results> directly). 1035results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909 1036
910=back 1037=back
911 1038
912=cut 1039=cut
913 1040
914############################################################################# 1041#############################################################################
915# object support 1042# object support
1043
1044sub _object_equal($$);
1045sub _object_equal($$) {
1046 my ($a, $b) = @_;
1047
1048 return 0 unless (ref $a) eq (ref $b);
1049
1050 if ("HASH" eq ref $a) {
1051 my @ka = keys %$a;
1052 my @kb = keys %$b;
1053
1054 return 0 if @ka != @kb;
1055
1056 for (0 .. $#ka) {
1057 return 0 unless $ka[$_] eq $kb[$_];
1058 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1059 }
1060
1061 } elsif ("ARRAY" eq ref $a) {
1062
1063 return 0 if @$a != @$b;
1064
1065 for (0 .. $#$a) {
1066 return 0 unless _object_equal $a->[$_], $b->[$_];
1067 }
1068
1069 } elsif ($a ne $b) {
1070 return 0;
1071 }
1072
1073 1
1074}
1075
1076our $SLOW_MERGES;#d#
1077sub _can_merge {
1078 my ($ob1, $ob2) = @_;
1079
1080 ++$SLOW_MERGES;#d#
1081
1082 # we do the slow way here
1083 return _object_equal $ob1, $ob2
1084}
916 1085
917sub reattach { 1086sub reattach {
918 # basically do the same as instantiate, without calling instantiate 1087 # basically do the same as instantiate, without calling instantiate
919 my ($obj) = @_; 1088 my ($obj) = @_;
920 1089
941cf::attachable->attach ( 1110cf::attachable->attach (
942 prio => -1000000, 1111 prio => -1000000,
943 on_instantiate => sub { 1112 on_instantiate => sub {
944 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
945 1114
946 $data = from_json $data; 1115 $data = decode_json $data;
947 1116
948 for (@$data) { 1117 for (@$data) {
949 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
950 1119
951 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
967sub object_freezer_save { 1136sub object_freezer_save {
968 my ($filename, $rdata, $objs) = @_; 1137 my ($filename, $rdata, $objs) = @_;
969 1138
970 sync_job { 1139 sync_job {
971 if (length $$rdata) { 1140 if (length $$rdata) {
1141 utf8::decode (my $decname = $filename);
972 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
973 $filename, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
974 1144
975 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
977 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
979 close $fh; 1149 aio_close $fh;
980 1150
981 if (@$objs) { 1151 if (@$objs) {
982 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) {
983 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
984 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
986 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
987 close $fh; 1157 aio_close $fh;
988 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
989 } 1159 }
990 } else { 1160 } else {
991 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
992 } 1162 }
997 } 1167 }
998 } else { 1168 } else {
999 aio_unlink $filename; 1169 aio_unlink $filename;
1000 aio_unlink "$filename.pst"; 1170 aio_unlink "$filename.pst";
1001 } 1171 }
1002 } 1172 };
1003} 1173}
1004 1174
1005sub object_freezer_as_string { 1175sub object_freezer_as_string {
1006 my ($rdata, $objs) = @_; 1176 my ($rdata, $objs) = @_;
1007 1177
1019 or return; 1189 or return;
1020 1190
1021 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
1022 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
1023 or return; 1193 or return;
1194
1024 $av = eval { (Storable::thaw $av)->{objs} }; 1195 my $st = eval { Coro::Storable::thaw $av };
1196 $av = $st->{objs};
1025 } 1197 }
1026 1198
1199 utf8::decode (my $decname = $filename);
1027 warn sprintf "loading %s (%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1028 $filename, length $data, scalar @{$av || []}; 1201 $decname, length $data, scalar @{$av || []};
1202
1029 return ($data, $av); 1203 ($data, $av)
1030} 1204}
1031 1205
1032=head2 COMMAND CALLBACKS 1206=head2 COMMAND CALLBACKS
1033 1207
1034=over 4 1208=over 4
1107 my ($pl, $buf) = @_; 1281 my ($pl, $buf) = @_;
1108 1282
1109 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1283 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110 1284
1111 if (ref $msg) { 1285 if (ref $msg) {
1286 my ($type, $reply, @payload) =
1287 "ARRAY" eq ref $msg
1288 ? @$msg
1289 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290
1291 my @reply;
1292
1112 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1293 if (my $cb = $EXTCMD{$type}) {
1113 if (my %reply = $cb->($pl, $msg)) { 1294 @reply = $cb->($pl, @payload);
1114 $pl->ext_reply ($msg->{msgid}, %reply);
1115 }
1116 } 1295 }
1296
1297 $pl->ext_reply ($reply, @reply)
1298 if $reply;
1299
1117 } else { 1300 } else {
1118 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1301 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119 } 1302 }
1120 1303
1121 cf::override; 1304 cf::override;
1174 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1175 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1176 1359
1177 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1178 warn $msg; 1361 warn $msg;
1179 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1180 exit 1;
1181 } 1363 }
1182 1364
1183 warn $msg; 1365 warn $msg;
1184 } 1366 }
1185 1367
1210use Coro::AIO; 1392use Coro::AIO;
1211 1393
1212=head3 cf::player 1394=head3 cf::player
1213 1395
1214=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}
1215 1411
1216=item cf::player::find $login 1412=item cf::player::find $login
1217 1413
1218Returns the given player object, loading it if necessary (might block). 1414Returns the given player object, loading it if necessary (might block).
1219 1415
1255 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1451 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1452 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1453 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258 aio_unlink +(playerdir $login) . "/$login.pl"; 1454 aio_unlink +(playerdir $login) . "/$login.pl";
1259 1455
1260 my $pl = load_pl path $login 1456 my $f = new_from_file cf::object::thawer path $login
1261 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;
1262 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1263 } 1465 }
1264 } 1466 }
1265} 1467}
1266 1468
1275 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1276 1478
1277 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1278 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1279 1481
1482 cf::get_slot 0.01;
1483
1280 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1281 Coro::cede; 1485 cf::cede_to_tick;
1282} 1486}
1283 1487
1284sub new($) { 1488sub new($) {
1285 my ($login) = @_; 1489 my ($login) = @_;
1286 1490
1290 $self->{deny_save} = 1; 1494 $self->{deny_save} = 1;
1291 1495
1292 $cf::PLAYER{$login} = $self; 1496 $cf::PLAYER{$login} = $self;
1293 1497
1294 $self 1498 $self
1499}
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 (@_);
1295} 1509}
1296 1510
1297=item $pl->quit_character 1511=item $pl->quit_character
1298 1512
1299Nukes the player without looking back. If logged in, the connection will 1513Nukes the player without looking back. If logged in, the connection will
1354 or return []; 1568 or return [];
1355 1569
1356 my @logins; 1570 my @logins;
1357 1571
1358 for my $login (@$dirs) { 1572 for my $login (@$dirs) {
1573 my $path = path $login;
1574
1575 # a .pst is a dead give-away for a valid player
1576 # if no pst file found, open and chekc for blocked users
1577 if (aio_stat "$path.pst") {
1359 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1578 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360 aio_read $fh, 0, 512, my $buf, 0 or next; 1579 aio_read $fh, 0, 512, my $buf, 0 or next;
1361 $buf !~ /^password -------------$/m or next; # official not-valid tag 1580 $buf !~ /^password -------------$/m or next; # official not-valid tag
1581 }
1362 1582
1363 utf8::decode $login; 1583 utf8::decode $login;
1364 push @logins, $login; 1584 push @logins, $login;
1365 } 1585 }
1366 1586
1399 1619
1400Expand crossfire pod fragments into protocol xml. 1620Expand crossfire pod fragments into protocol xml.
1401 1621
1402=cut 1622=cut
1403 1623
1624use re 'eval';
1625
1626my $group;
1627my $interior; $interior = qr{
1628 # match a pod interior sequence sans C<< >>
1629 (?:
1630 \ (.*?)\ (?{ $group = $^N })
1631 | < (??{$interior}) >
1632 )
1633}x;
1634
1404sub expand_cfpod { 1635sub expand_cfpod {
1405 ((my $self), (local $_)) = @_; 1636 my ($self, $pod) = @_;
1406 1637
1407 # escape & and < 1638 my $xml;
1408 s/&/&amp;/g;
1409 s/(?<![BIUGH])</&lt;/g;
1410 1639
1411 # this is buggy, it needs to properly take care of nested <'s 1640 while () {
1641 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642 $group = $1;
1412 1643
1413 1 while 1644 $group =~ s/&/&amp;/g;
1414 # replace B<>, I<>, U<> etc. 1645 $group =~ s/</&lt;/g;
1415 s/B<([^\>]*)>/<b>$1<\/b>/ 1646
1416 || s/I<([^\>]*)>/<i>$1<\/i>/ 1647 $xml .= $group;
1417 || s/U<([^\>]*)>/<u>$1<\/u>/ 1648 } elsif ($pod =~ m%\G
1418 # replace G<male|female> tags 1649 ([BCGHITU])
1419 || s{G<([^>|]*)\|([^>]*)>}{ 1650 <
1420 $self->gender ? $2 : $1 1651 (?:
1421 }ge 1652 ([^<>]*) (?{ $group = $^N })
1422 # replace H<hint text> 1653 | < $interior >
1423 || s{H<([^\>]*)>} 1654 )
1655 >
1656 %gcsx
1424 { 1657 ) {
1658 my ($code, $data) = ($1, $group);
1659
1660 if ($code eq "B") {
1661 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662 } elsif ($code eq "I") {
1663 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664 } elsif ($code eq "U") {
1665 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666 } elsif ($code eq "C") {
1667 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668 } elsif ($code eq "T") {
1669 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670 } elsif ($code eq "G") {
1671 my ($male, $female) = split /\|/, $data;
1672 $data = $self->gender ? $female : $male;
1673 $xml .= expand_cfpod ($self, $data);
1674 } elsif ($code eq "H") {
1425 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1675 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1426 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1676 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427 "") 1677 "")
1428 [$self->{hintmode}] 1678 [$self->{hintmode}];
1679 } else {
1680 $xml .= "error processing '$code($data)' directive";
1429 }ge; 1681 }
1682 } else {
1683 if ($pod =~ /\G(.+)/) {
1684 warn "parse error while expanding $pod (at $1)";
1685 }
1686 last;
1687 }
1688 }
1430 1689
1690 for ($xml) {
1431 # create single paragraphs (very hackish) 1691 # create single paragraphs (very hackish)
1432 s/(?<=\S)\n(?=\w)/ /g; 1692 s/(?<=\S)\n(?=\w)/ /g;
1433 1693
1434 # compress some whitespace 1694 # compress some whitespace
1435 s/\s+\n/\n/g; # ws line-ends 1695 s/\s+\n/\n/g; # ws line-ends
1436 s/\n\n+/\n/g; # double lines 1696 s/\n\n+/\n/g; # double lines
1437 s/^\n+//; # beginning lines 1697 s/^\n+//; # beginning lines
1438 s/\n+$//; # ending lines 1698 s/\n+$//; # ending lines
1699 }
1439 1700
1440 $_ 1701 $xml
1441} 1702}
1703
1704no re 'eval';
1442 1705
1443sub hintmode { 1706sub hintmode {
1444 $_[0]{hintmode} = $_[1] if @_ > 1; 1707 $_[0]{hintmode} = $_[1] if @_ > 1;
1445 $_[0]{hintmode} 1708 $_[0]{hintmode}
1446} 1709}
1447 1710
1448=item $player->ext_reply ($msgid, %msg) 1711=item $player->ext_reply ($msgid, @msg)
1449 1712
1450Sends an ext reply to the player. 1713Sends an ext reply to the player.
1451 1714
1452=cut 1715=cut
1453 1716
1454sub ext_reply($$%) { 1717sub ext_reply($$@) {
1455 my ($self, $id, %msg) = @_; 1718 my ($self, $id, @msg) = @_;
1456 1719
1457 $msg{msgid} = $id; 1720 $self->ns->ext_reply ($id, @msg)
1458 $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459} 1721}
1460 1722
1461=item $player->ext_event ($type, %msg) 1723=item $player->ext_msg ($type, @msg)
1462 1724
1463Sends an ext event to the client. 1725Sends an ext event to the client.
1464 1726
1465=cut 1727=cut
1466 1728
1467sub ext_event($$%) { 1729sub ext_msg($$@) {
1468 my ($self, $type, %msg) = @_; 1730 my ($self, $type, @msg) = @_;
1469 1731
1470 $self->ns->ext_event ($type, %msg); 1732 $self->ns->ext_msg ($type, @msg);
1471} 1733}
1472 1734
1473=head3 cf::region 1735=head3 cf::region
1474 1736
1475=over 4 1737=over 4
1488 my ($path) = @_; 1750 my ($path) = @_;
1489 1751
1490 my ($match, $specificity); 1752 my ($match, $specificity);
1491 1753
1492 for my $region (list) { 1754 for my $region (list) {
1493 if ($region->match && $path =~ $region->match) { 1755 if ($region->{match} && $path =~ $region->{match}) {
1494 ($match, $specificity) = ($region, $region->specificity) 1756 ($match, $specificity) = ($region, $region->specificity)
1495 if $region->specificity > $specificity; 1757 if $region->specificity > $specificity;
1496 } 1758 }
1497 } 1759 }
1498 1760
1519our $MAX_RESET = 3600; 1781our $MAX_RESET = 3600;
1520our $DEFAULT_RESET = 3000; 1782our $DEFAULT_RESET = 3000;
1521 1783
1522sub generate_random_map { 1784sub generate_random_map {
1523 my ($self, $rmp) = @_; 1785 my ($self, $rmp) = @_;
1786
1787 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788
1524 # mit "rum" bekleckern, nicht 1789 # mit "rum" bekleckern, nicht
1525 $self->_create_random_map ( 1790 $self->_create_random_map (
1526 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1791 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1792 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1793 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1618 $self->init; # pass $1 etc. 1883 $self->init; # pass $1 etc.
1619 return $self; 1884 return $self;
1620 } 1885 }
1621 } 1886 }
1622 1887
1623 Carp::carp "unable to resolve path '$path' (base '$base')."; 1888 Carp::cluck "unable to resolve path '$path' (base '$base').";
1624 () 1889 ()
1625} 1890}
1626 1891
1627sub init { 1892sub init {
1628 my ($self) = @_; 1893 my ($self) = @_;
1650 1915
1651# the temporary/swap location 1916# the temporary/swap location
1652sub save_path { 1917sub save_path {
1653 my ($self) = @_; 1918 my ($self) = @_;
1654 1919
1655 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1920 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656 "$TMPDIR/$path.map" 1921 "$TMPDIR/$path.map"
1657} 1922}
1658 1923
1659# the unique path, undef == no special unique path 1924# the unique path, undef == no special unique path
1660sub uniq_path { 1925sub uniq_path {
1661 my ($self) = @_; 1926 my ($self) = @_;
1662 1927
1663 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1928 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664 "$UNIQUEDIR/$path" 1929 "$UNIQUEDIR/$path"
1665} 1930}
1666 1931
1667# and all this just because we cannot iterate over 1932# and all this just because we cannot iterate over
1668# all maps in C++... 1933# all maps in C++...
1691 1956
1692sub load_header_from($) { 1957sub load_header_from($) {
1693 my ($self, $path) = @_; 1958 my ($self, $path) = @_;
1694 1959
1695 utf8::encode $path; 1960 utf8::encode $path;
1696 #aio_open $path, O_RDONLY, 0 1961 my $f = new_from_file cf::object::thawer $path
1697 # or return;
1698
1699 $self->_load_header ($path)
1700 or return; 1962 or return;
1963
1964 $self->_load_header ($f)
1965 or return;
1966
1967 local $MAP_LOADING{$self->{path}} = $self;
1968 $f->resolve_delayed_derefs;
1701 1969
1702 $self->{load_path} = $path; 1970 $self->{load_path} = $path;
1703 1971
1704 1 1972 1
1705} 1973}
1759sub find { 2027sub find {
1760 my ($path, $origin) = @_; 2028 my ($path, $origin) = @_;
1761 2029
1762 $path = normalise $path, $origin && $origin->path; 2030 $path = normalise $path, $origin && $origin->path;
1763 2031
2032 cf::lock_wait "map_data:$path";#d#remove
1764 cf::lock_wait "map_find:$path"; 2033 cf::lock_wait "map_find:$path";
1765 2034
1766 $cf::MAP{$path} || do { 2035 $cf::MAP{$path} || do {
2036 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1767 my $guard = cf::lock_acquire "map_find:$path"; 2037 my $guard2 = cf::lock_acquire "map_find:$path";
2038
1768 my $map = new_from_path cf::map $path 2039 my $map = new_from_path cf::map $path
1769 or return; 2040 or return;
1770 2041
1771 $map->{last_save} = $cf::RUNTIME; 2042 $map->{last_save} = $cf::RUNTIME;
1772 2043
1774 or return; 2045 or return;
1775 2046
1776 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2047 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777 # doing this can freeze the server in a sync job, obviously 2048 # doing this can freeze the server in a sync job, obviously
1778 #$cf::WAIT_FOR_TICK->wait; 2049 #$cf::WAIT_FOR_TICK->wait;
2050 undef $guard2;
2051 undef $guard1;
1779 $map->reset; 2052 $map->reset;
1780 undef $guard;
1781 return find $path; 2053 return find $path;
1782 } 2054 }
1783 2055
1784 $cf::MAP{$path} = $map 2056 $cf::MAP{$path} = $map
1785 } 2057 }
1794 local $self->{deny_reset} = 1; # loading can take a long time 2066 local $self->{deny_reset} = 1; # loading can take a long time
1795 2067
1796 my $path = $self->{path}; 2068 my $path = $self->{path};
1797 2069
1798 { 2070 {
1799 my $guard = cf::lock_acquire "map_load:$path"; 2071 my $guard = cf::lock_acquire "map_data:$path";
1800 2072
2073 return unless $self->valid;
1801 return if $self->in_memory != cf::MAP_SWAPPED; 2074 return unless $self->in_memory == cf::MAP_SWAPPED;
1802 2075
1803 $self->in_memory (cf::MAP_LOADING); 2076 $self->in_memory (cf::MAP_LOADING);
1804 2077
1805 $self->alloc; 2078 $self->alloc;
1806 2079
1807 $self->pre_load; 2080 $self->pre_load;
1808 Coro::cede; 2081 cf::cede_to_tick;
1809 2082
2083 my $f = new_from_file cf::object::thawer $self->{load_path};
2084 $f->skip_block;
1810 $self->_load_objects ($self->{load_path}, 1) 2085 $self->_load_objects ($f)
1811 or return; 2086 or return;
1812 2087
1813 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2088 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1814 if delete $self->{load_original}; 2089 if delete $self->{load_original};
1815 2090
1816 if (my $uniq = $self->uniq_path) { 2091 if (my $uniq = $self->uniq_path) {
1817 utf8::encode $uniq; 2092 utf8::encode $uniq;
1818 if (aio_open $uniq, O_RDONLY, 0) { 2093 unless (aio_stat $uniq) {
2094 if (my $f = new_from_file cf::object::thawer $uniq) {
1819 $self->clear_unique_items; 2095 $self->clear_unique_items;
1820 $self->_load_objects ($uniq, 0); 2096 $self->_load_objects ($f);
2097 $f->resolve_delayed_derefs;
2098 }
1821 } 2099 }
1822 } 2100 }
1823 2101
1824 Coro::cede; 2102 $f->resolve_delayed_derefs;
2103
2104 cf::cede_to_tick;
1825 # now do the right thing for maps 2105 # now do the right thing for maps
1826 $self->link_multipart_objects; 2106 $self->link_multipart_objects;
1827 $self->difficulty ($self->estimate_difficulty) 2107 $self->difficulty ($self->estimate_difficulty)
1828 unless $self->difficulty; 2108 unless $self->difficulty;
1829 Coro::cede; 2109 cf::cede_to_tick;
1830 2110
1831 unless ($self->{deny_activate}) { 2111 unless ($self->{deny_activate}) {
1832 $self->decay_objects; 2112 $self->decay_objects;
1833 $self->fix_auto_apply; 2113 $self->fix_auto_apply;
1834 $self->update_buttons; 2114 $self->update_buttons;
1835 Coro::cede; 2115 cf::cede_to_tick;
1836 $self->set_darkness_map; 2116 $self->set_darkness_map;
1837 Coro::cede; 2117 cf::cede_to_tick;
1838 $self->activate; 2118 $self->activate;
1839 } 2119 }
1840 2120
2121 $self->{last_save} = $cf::RUNTIME;
2122 $self->last_access ($cf::RUNTIME);
2123
1841 $self->in_memory (cf::MAP_IN_MEMORY); 2124 $self->in_memory (cf::MAP_ACTIVE);
1842 } 2125 }
1843 2126
1844 $self->post_load; 2127 $self->post_load;
1845} 2128}
1846 2129
1855 2138
1856 $self 2139 $self
1857} 2140}
1858 2141
1859# find and load all maps in the 3x3 area around a map 2142# find and load all maps in the 3x3 area around a map
1860sub load_diag { 2143sub load_neighbours {
1861 my ($map) = @_; 2144 my ($map) = @_;
1862 2145
1863 my @diag; # diagonal neighbours 2146 my @neigh; # diagonal neighbours
1864 2147
1865 for (0 .. 3) { 2148 for (0 .. 3) {
1866 my $neigh = $map->tile_path ($_) 2149 my $neigh = $map->tile_path ($_)
1867 or next; 2150 or next;
1868 $neigh = find $neigh, $map 2151 $neigh = find $neigh, $map
1869 or next; 2152 or next;
1870 $neigh->load; 2153 $neigh->load;
1871 2154
2155 push @neigh,
1872 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2156 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1873 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2157 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1874 } 2158 }
1875 2159
1876 for (@diag) { 2160 for (grep defined $_->[0], @neigh) {
2161 my ($path, $origin) = @$_;
1877 my $neigh = find @$_ 2162 my $neigh = find $path, $origin
1878 or next; 2163 or next;
1879 $neigh->load; 2164 $neigh->load;
1880 } 2165 }
1881} 2166}
1882 2167
1887} 2172}
1888 2173
1889sub do_load_sync { 2174sub do_load_sync {
1890 my ($map) = @_; 2175 my ($map) = @_;
1891 2176
2177 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2178 if $Coro::current == $Coro::main;
2179
1892 cf::sync_job { $map->load }; 2180 cf::sync_job { $map->load };
1893} 2181}
1894 2182
1895our %MAP_PREFETCH; 2183our %MAP_PREFETCH;
1896our $MAP_PREFETCHER = undef; 2184our $MAP_PREFETCHER = undef;
1897 2185
1898sub find_async { 2186sub find_async {
1899 my ($path, $origin) = @_; 2187 my ($path, $origin, $load) = @_;
1900 2188
1901 $path = normalise $path, $origin && $origin->{path}; 2189 $path = normalise $path, $origin && $origin->{path};
1902 2190
1903 if (my $map = $cf::MAP{$path}) { 2191 if (my $map = $cf::MAP{$path}) {
1904 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2192 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905 } 2193 }
1906 2194
1907 undef $MAP_PREFETCH{$path}; 2195 $MAP_PREFETCH{$path} |= $load;
2196
1908 $MAP_PREFETCHER ||= cf::async { 2197 $MAP_PREFETCHER ||= cf::async {
2198 $Coro::current->{desc} = "map prefetcher";
2199
1909 while (%MAP_PREFETCH) { 2200 while (%MAP_PREFETCH) {
1910 for my $path (keys %MAP_PREFETCH) { 2201 while (my ($k, $v) = each %MAP_PREFETCH) {
1911 my $map = find $path 2202 if (my $map = find $k) {
1912 or next;
1913 $map->load; 2203 $map->load if $v;
2204 }
1914 2205
1915 delete $MAP_PREFETCH{$path}; 2206 delete $MAP_PREFETCH{$k};
1916 } 2207 }
1917 } 2208 }
1918 undef $MAP_PREFETCHER; 2209 undef $MAP_PREFETCHER;
1919 }; 2210 };
1920 $MAP_PREFETCHER->prio (6); 2211 $MAP_PREFETCHER->prio (6);
1923} 2214}
1924 2215
1925sub save { 2216sub save {
1926 my ($self) = @_; 2217 my ($self) = @_;
1927 2218
1928 my $lock = cf::lock_acquire "map_data:" . $self->path; 2219 my $lock = cf::lock_acquire "map_data:$self->{path}";
1929 2220
1930 $self->{last_save} = $cf::RUNTIME; 2221 $self->{last_save} = $cf::RUNTIME;
1931 2222
1932 return unless $self->dirty; 2223 return unless $self->dirty;
1933 2224
1939 return if $self->{deny_save}; 2230 return if $self->{deny_save};
1940 2231
1941 local $self->{last_access} = $self->last_access;#d# 2232 local $self->{last_access} = $self->last_access;#d#
1942 2233
1943 cf::async { 2234 cf::async {
2235 $Coro::current->{desc} = "map player save";
1944 $_->contr->save for $self->players; 2236 $_->contr->save for $self->players;
1945 }; 2237 };
2238
2239 cf::get_slot 0.02;
1946 2240
1947 if ($uniq) { 2241 if ($uniq) {
1948 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2242 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2243 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1950 } else { 2244 } else {
1956 my ($self) = @_; 2250 my ($self) = @_;
1957 2251
1958 # save first because save cedes 2252 # save first because save cedes
1959 $self->save; 2253 $self->save;
1960 2254
1961 my $lock = cf::lock_acquire "map_data:" . $self->path; 2255 my $lock = cf::lock_acquire "map_data:$self->{path}";
1962 2256
1963 return if $self->players; 2257 return if $self->players;
1964 return if $self->in_memory != cf::MAP_IN_MEMORY; 2258 return if $self->in_memory != cf::MAP_ACTIVE;
1965 return if $self->{deny_save}; 2259 return if $self->{deny_save};
1966 2260
2261 $self->in_memory (cf::MAP_SWAPPED);
2262
2263 $self->deactivate;
2264 $_->clear_links_to ($self) for values %cf::MAP;
1967 $self->clear; 2265 $self->clear;
1968 $self->in_memory (cf::MAP_SWAPPED);
1969} 2266}
1970 2267
1971sub reset_at { 2268sub reset_at {
1972 my ($self) = @_; 2269 my ($self) = @_;
1973 2270
2005 if $uniq; 2302 if $uniq;
2006 } 2303 }
2007 2304
2008 delete $cf::MAP{$self->path}; 2305 delete $cf::MAP{$self->path};
2009 2306
2307 $self->deactivate;
2308 $_->clear_links_to ($self) for values %cf::MAP;
2010 $self->clear; 2309 $self->clear;
2011
2012 $_->clear_links_to ($self) for values %cf::MAP;
2013 2310
2014 $self->unlink_save; 2311 $self->unlink_save;
2015 $self->destroy; 2312 $self->destroy;
2016} 2313}
2017 2314
2018my $nuke_counter = "aaaa"; 2315my $nuke_counter = "aaaa";
2019 2316
2020sub nuke { 2317sub nuke {
2021 my ($self) = @_; 2318 my ($self) = @_;
2022 2319
2320 {
2321 my $lock = cf::lock_acquire "map_data:$self->{path}";
2322
2023 delete $cf::MAP{$self->path}; 2323 delete $cf::MAP{$self->path};
2024 2324
2025 $self->unlink_save; 2325 $self->unlink_save;
2026 2326
2027 bless $self, "cf::map"; 2327 bless $self, "cf::map";
2028 delete $self->{deny_reset}; 2328 delete $self->{deny_reset};
2029 $self->{deny_save} = 1; 2329 $self->{deny_save} = 1;
2030 $self->reset_timeout (1); 2330 $self->reset_timeout (1);
2031 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2331 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032 2332
2033 $cf::MAP{$self->path} = $self; 2333 $cf::MAP{$self->path} = $self;
2334 }
2034 2335
2035 $self->reset; # polite request, might not happen 2336 $self->reset; # polite request, might not happen
2036} 2337}
2037 2338
2038=item $maps = cf::map::tmp_maps 2339=item $maps = cf::map::tmp_maps
2080 2381
2081sub unique_maps() { 2382sub unique_maps() {
2082 [ 2383 [
2083 map { 2384 map {
2084 utf8::decode $_; 2385 utf8::decode $_;
2085 /\.map$/ 2386 s/\.map$//; # TODO future compatibility hack
2387 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2388 ? ()
2086 ? normalise $_ 2389 : normalise $_
2087 : ()
2088 } @{ aio_readdir $UNIQUEDIR or [] } 2390 } @{ aio_readdir $UNIQUEDIR or [] }
2089 ] 2391 ]
2090} 2392}
2091 2393
2092package cf;
2093
2094=back 2394=back
2095 2395
2096=head3 cf::object 2396=head3 cf::object
2097 2397
2098=cut 2398=cut
2101 2401
2102=over 4 2402=over 4
2103 2403
2104=item $ob->inv_recursive 2404=item $ob->inv_recursive
2105 2405
2106Returns the inventory of the object _and_ their inventories, recursively. 2406Returns the inventory of the object I<and> their inventories, recursively,
2407but I<not> the object itself.
2107 2408
2108=cut 2409=cut
2109 2410
2110sub inv_recursive_; 2411sub inv_recursive_;
2111sub inv_recursive_ { 2412sub inv_recursive_ {
2114 2415
2115sub inv_recursive { 2416sub inv_recursive {
2116 inv_recursive_ inv $_[0] 2417 inv_recursive_ inv $_[0]
2117} 2418}
2118 2419
2420=item $ref = $ob->ref
2421
2422Creates and returns a persistent reference to an object that can be stored as a string.
2423
2424=item $ob = cf::object::deref ($refstring)
2425
2426returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2427even if the object actually exists. May block.
2428
2429=cut
2430
2431sub deref {
2432 my ($ref) = @_;
2433
2434 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2435 my ($uuid, $name) = ($1, $2);
2436 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2437 or return;
2438 $pl->ob->uuid eq $uuid
2439 or return;
2440
2441 $pl->ob
2442 } else {
2443 warn "$ref: cannot resolve object reference\n";
2444 undef
2445 }
2446}
2447
2119package cf; 2448package cf;
2120 2449
2121=back 2450=back
2122 2451
2123=head3 cf::object::player 2452=head3 cf::object::player
2129Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2458Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2130can be C<undef>. Does the right thing when the player is currently in a 2459can be C<undef>. Does the right thing when the player is currently in a
2131dialogue with the given NPC character. 2460dialogue with the given NPC character.
2132 2461
2133=cut 2462=cut
2463
2464our $SAY_CHANNEL = {
2465 id => "say",
2466 title => "Map",
2467 reply => "say ",
2468 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2469};
2470
2471our $CHAT_CHANNEL = {
2472 id => "chat",
2473 title => "Chat",
2474 reply => "chat ",
2475 tooltip => "Player chat and shouts, global to the server.",
2476};
2134 2477
2135# rough implementation of a future "reply" method that works 2478# rough implementation of a future "reply" method that works
2136# with dialog boxes. 2479# with dialog boxes.
2137#TODO: the first argument must go, split into a $npc->reply_to ( method 2480#TODO: the first argument must go, split into a $npc->reply_to ( method
2138sub cf::object::player::reply($$$;$) { 2481sub cf::object::player::reply($$$;$) {
2145 2488
2146 } else { 2489 } else {
2147 my $pl = $self->contr; 2490 my $pl = $self->contr;
2148 2491
2149 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2492 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150 my $diag = $pl->{npc_dialog}; 2493 my $dialog = $pl->{npc_dialog};
2151 $diag->{pl}->ext_reply ( 2494 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152 $diag->{id},
2153 msgtype => "reply",
2154 msg => $diag->{pl}->expand_cfpod ($msg),
2155 add_topics => []
2156 );
2157 2495
2158 } else { 2496 } else {
2159 $msg = $npc->name . " says: $msg" if $npc; 2497 $msg = $npc->name . " says: $msg" if $npc;
2160 $self->message ($msg, $flags); 2498 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161 } 2499 }
2162 } 2500 }
2501}
2502
2503=item $object->send_msg ($channel, $msg, $color, [extra...])
2504
2505=cut
2506
2507sub cf::object::send_msg {
2508 my $pl = shift->contr
2509 or return;
2510 $pl->send_msg (@_);
2163} 2511}
2164 2512
2165=item $player_object->may ("access") 2513=item $player_object->may ("access")
2166 2514
2167Returns wether the given player is authorized to access resource "access" 2515Returns wether the given player is authorized to access resource "access"
2246 # use -1 or undef as default coordinates, not 0, 0 2594 # use -1 or undef as default coordinates, not 0, 0
2247 ($x, $y) = ($map->enter_x, $map->enter_y) 2595 ($x, $y) = ($map->enter_x, $map->enter_y)
2248 if $x <=0 && $y <= 0; 2596 if $x <=0 && $y <= 0;
2249 2597
2250 $map->load; 2598 $map->load;
2251 $map->load_diag; 2599 $map->load_neighbours;
2252 2600
2253 return unless $self->contr->active; 2601 return unless $self->contr->active;
2254 $self->activate_recursive; 2602 $self->activate_recursive;
2255 2603
2256 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2604 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257 $self->enter_map ($map, $x, $y); 2605 $self->enter_map ($map, $x, $y);
2258} 2606}
2259 2607
2260=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2608=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2261 2609
2262Moves the player to the given map-path and coordinates by first freezing 2610Moves the player to the given map-path and coordinates by first freezing
2263her, loading and preparing them map, calling the provided $check callback 2611her, loading and preparing them map, calling the provided $check callback
2264that has to return the map if sucecssful, and then unfreezes the player on 2612that has to return the map if sucecssful, and then unfreezes the player on
2265the new (success) or old (failed) map position. 2613the new (success) or old (failed) map position. In either case, $done will
2614be called at the end of this process.
2266 2615
2267=cut 2616=cut
2268 2617
2269our $GOTOGEN; 2618our $GOTOGEN;
2270 2619
2271sub cf::object::player::goto { 2620sub cf::object::player::goto {
2272 my ($self, $path, $x, $y, $check) = @_; 2621 my ($self, $path, $x, $y, $check, $done) = @_;
2273 2622
2274 # do generation counting so two concurrent goto's will be executed in-order 2623 # do generation counting so two concurrent goto's will be executed in-order
2275 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2624 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276 2625
2277 $self->enter_link; 2626 $self->enter_link;
2278 2627
2279 (async { 2628 (async {
2629 $Coro::current->{desc} = "player::goto $path $x $y";
2630
2631 # *tag paths override both path and x|y
2632 if ($path =~ /^\*(.*)$/) {
2633 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2634 my $ob = $obs[rand @obs];
2635
2636 # see if we actually can go there
2637 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2638 $ob = $obs[rand @obs];
2639 } else {
2640 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2641 }
2642 # else put us there anyways for now #d#
2643
2644 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2645 } else {
2646 ($path, $x, $y) = (undef, undef, undef);
2647 }
2648 }
2649
2280 my $map = eval { 2650 my $map = eval {
2281 my $map = cf::map::find $path; 2651 my $map = defined $path ? cf::map::find $path : undef;
2282 2652
2283 if ($map) { 2653 if ($map) {
2284 $map = $map->customise_for ($self); 2654 $map = $map->customise_for ($self);
2285 $map = $check->($map) if $check && $map; 2655 $map = $check->($map) if $check && $map;
2286 } else { 2656 } else {
2287 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2657 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288 } 2658 }
2289 2659
2290 $map 2660 $map
2291 }; 2661 };
2292 2662
2297 2667
2298 if ($gen == $self->{_goto_generation}) { 2668 if ($gen == $self->{_goto_generation}) {
2299 delete $self->{_goto_generation}; 2669 delete $self->{_goto_generation};
2300 $self->leave_link ($map, $x, $y); 2670 $self->leave_link ($map, $x, $y);
2301 } 2671 }
2672
2673 $done->() if $done;
2302 })->prio (1); 2674 })->prio (1);
2303} 2675}
2304 2676
2305=item $player_object->enter_exit ($exit_object) 2677=item $player_object->enter_exit ($exit_object)
2306 2678
2326} 2698}
2327 2699
2328sub prepare_random_map { 2700sub prepare_random_map {
2329 my ($exit) = @_; 2701 my ($exit) = @_;
2330 2702
2331 my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333 # all this does is basically replace the /! path by 2703 # all this does is basically replace the /! path by
2334 # a new random map path (?random/...) with a seed 2704 # a new random map path (?random/...) with a seed
2335 # that depends on the exit object 2705 # that depends on the exit object
2336 2706
2337 my $rmp = parse_random_map_params $exit->msg; 2707 my $rmp = parse_random_map_params $exit->msg;
2339 if ($exit->map) { 2709 if ($exit->map) {
2340 $rmp->{region} = $exit->region->name; 2710 $rmp->{region} = $exit->region->name;
2341 $rmp->{origin_map} = $exit->map->path; 2711 $rmp->{origin_map} = $exit->map->path;
2342 $rmp->{origin_x} = $exit->x; 2712 $rmp->{origin_x} = $exit->x;
2343 $rmp->{origin_y} = $exit->y; 2713 $rmp->{origin_y} = $exit->y;
2714
2715 $exit->map->touch;
2344 } 2716 }
2345 2717
2346 $rmp->{random_seed} ||= $exit->random_seed; 2718 $rmp->{random_seed} ||= $exit->random_seed;
2347 2719
2348 my $data = cf::to_json $rmp; 2720 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349 my $md5 = Digest::MD5::md5_hex $data; 2721 my $md5 = Digest::MD5::md5_hex $data;
2350 my $meta = "$RANDOMDIR/$md5.meta"; 2722 my $meta = "$RANDOMDIR/$md5.meta";
2351 2723
2352 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2724 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353 aio_write $fh, 0, (length $data), $data, 0; 2725 aio_write $fh, 0, (length $data), $data, 0;
2354 undef $fh; 2726 undef $fh;
2355 aio_rename "$meta~", $meta; 2727 aio_rename "$meta~", $meta;
2356 2728
2729 my $slaying = "?random/$md5";
2730
2731 if ($exit->valid) {
2357 $exit->slaying ("?random/$md5"); 2732 $exit->slaying ("?random/$md5");
2358 $exit->msg (undef); 2733 $exit->msg (undef);
2734 }
2359 } 2735 }
2360} 2736}
2361 2737
2362sub cf::object::player::enter_exit { 2738sub cf::object::player::enter_exit {
2363 my ($self, $exit) = @_; 2739 my ($self, $exit) = @_;
2364 2740
2365 return unless $self->type == cf::PLAYER; 2741 return unless $self->type == cf::PLAYER;
2366 2742
2367 if ($exit->slaying eq "/!") {
2368 #TODO: this should de-fi-ni-te-ly not be a sync-job
2369 # the problem is that $exit might not survive long enough
2370 # so it needs to be done right now, right here
2371 cf::sync_job { prepare_random_map $exit };
2372 }
2373
2374 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375 my $hp = $exit->stats->hp;
2376 my $sp = $exit->stats->sp;
2377
2378 $self->enter_link; 2743 $self->enter_link;
2379 2744
2380 # if exit is damned, update players death & WoR home-position
2381 $self->contr->savebed ($slaying, $hp, $sp)
2382 if $exit->flag (FLAG_DAMNED);
2383
2384 (async { 2745 (async {
2385 $self->deactivate_recursive; # just to be sure 2746 $Coro::current->{desc} = "enter_exit";
2747
2386 unless (eval { 2748 unless (eval {
2749 $self->deactivate_recursive; # just to be sure
2750
2751 # random map handling
2752 {
2753 my $guard = cf::lock_acquire "exit_prepare:$exit";
2754
2755 prepare_random_map $exit
2756 if $exit->slaying eq "/!";
2757 }
2758
2759 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2760 my $x = $exit->stats->hp;
2761 my $y = $exit->stats->sp;
2762
2387 $self->goto ($slaying, $hp, $sp); 2763 $self->goto ($map, $x, $y);
2388 2764
2765 # if exit is damned, update players death & WoR home-position
2766 $self->contr->savebed ($map, $x, $y)
2767 if $exit->flag (cf::FLAG_DAMNED);
2768
2389 1; 2769 1
2390 }) { 2770 }) {
2391 $self->message ("Something went wrong deep within the crossfire server. " 2771 $self->message ("Something went wrong deep within the crossfire server. "
2392 . "I'll try to bring you back to the map you were before. " 2772 . "I'll try to bring you back to the map you were before. "
2393 . "Please report this to the dungeon master!", 2773 . "Please report this to the dungeon master!",
2394 cf::NDI_UNIQUE | cf::NDI_RED); 2774 cf::NDI_UNIQUE | cf::NDI_RED);
2415 2795
2416 utf8::encode $text; 2796 utf8::encode $text;
2417 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2797 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2418} 2798}
2419 2799
2420=item $client->send_msg ($color, $type, $msg, [extra...]) 2800=item $client->send_msg ($channel, $msg, $color, [extra...])
2421 2801
2422Send a drawinfo or msg packet to the client, formatting the msg for the 2802Send a drawinfo or msg packet to the client, formatting the msg for the
2423client if neccessary. C<$type> should be a string identifying the type of 2803client if neccessary. C<$type> should be a string identifying the type of
2424the message, with C<log> being the default. If C<$color> is negative, suppress 2804the message, with C<log> being the default. If C<$color> is negative, suppress
2425the message unless the client supports the msg packet. 2805the message unless the client supports the msg packet.
2426 2806
2427=cut 2807=cut
2428 2808
2809# non-persistent channels (usually the info channel)
2810our %CHANNEL = (
2811 "c/identify" => {
2812 id => "infobox",
2813 title => "Identify",
2814 reply => undef,
2815 tooltip => "Items recently identified",
2816 },
2817 "c/examine" => {
2818 id => "infobox",
2819 title => "Examine",
2820 reply => undef,
2821 tooltip => "Signs and other items you examined",
2822 },
2823 "c/book" => {
2824 id => "infobox",
2825 title => "Book",
2826 reply => undef,
2827 tooltip => "The contents of a note or book",
2828 },
2829 "c/lookat" => {
2830 id => "infobox",
2831 title => "Look",
2832 reply => undef,
2833 tooltip => "What you saw there",
2834 },
2835 "c/who" => {
2836 id => "infobox",
2837 title => "Players",
2838 reply => undef,
2839 tooltip => "Shows players who are currently online",
2840 },
2841 "c/body" => {
2842 id => "infobox",
2843 title => "Body Parts",
2844 reply => undef,
2845 tooltip => "Shows which body parts you posess and are available",
2846 },
2847 "c/uptime" => {
2848 id => "infobox",
2849 title => "Uptime",
2850 reply => undef,
2851 tooltip => "How long the server has been running since last restart",
2852 },
2853 "c/mapinfo" => {
2854 id => "infobox",
2855 title => "Map Info",
2856 reply => undef,
2857 tooltip => "Information related to the maps",
2858 },
2859 "c/party" => {
2860 id => "party",
2861 title => "Party",
2862 reply => "gsay ",
2863 tooltip => "Messages and chat related to your party",
2864 },
2865);
2866
2429sub cf::client::send_msg { 2867sub cf::client::send_msg {
2430 my ($self, $color, $type, $msg, @extra) = @_; 2868 my ($self, $channel, $msg, $color, @extra) = @_;
2431 2869
2432 $msg = $self->pl->expand_cfpod ($msg); 2870 $msg = $self->pl->expand_cfpod ($msg);
2433 2871
2872 $color &= cf::NDI_CLIENT_MASK; # just in case...
2873
2874 # check predefined channels, for the benefit of C
2875 if ($CHANNEL{$channel}) {
2876 $channel = $CHANNEL{$channel};
2877
2878 $self->ext_msg (channel_info => $channel)
2879 if $self->can_msg;
2880
2881 $channel = $channel->{id};
2882
2883 } elsif (ref $channel) {
2884 # send meta info to client, if not yet sent
2885 unless (exists $self->{channel}{$channel->{id}}) {
2886 $self->{channel}{$channel->{id}} = $channel;
2887 $self->ext_msg (channel_info => $channel)
2888 if $self->can_msg;
2889 }
2890
2891 $channel = $channel->{id};
2892 }
2893
2434 return unless @extra || length $msg; 2894 return unless @extra || length $msg;
2435 2895
2436 if ($self->can_msg) { 2896 if ($self->can_msg) {
2897 # default colour, mask it out
2898 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2899 if $color & cf::NDI_DEF;
2900
2437 $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); 2901 $self->send_packet ("msg " . $self->{json_coder}->encode (
2902 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2438 } else { 2903 } else {
2439 # replace some tags by gcfclient-compatible ones
2440 for ($msg) {
2441 1 while
2442 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447 }
2448
2449 if ($color >= 0) { 2904 if ($color >= 0) {
2905 # replace some tags by gcfclient-compatible ones
2906 for ($msg) {
2907 1 while
2908 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2909 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2910 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2911 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2912 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2913 }
2914
2915 $color &= cf::NDI_COLOR_MASK;
2916
2917 utf8::encode $msg;
2918
2450 if (0 && $msg =~ /\[/) { 2919 if (0 && $msg =~ /\[/) {
2920 # COMMAND/INFO
2451 $self->send_packet ("drawextinfo $color 4 0 $msg") 2921 $self->send_packet ("drawextinfo $color 10 8 $msg")
2452 } else { 2922 } else {
2453 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; 2923 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454 $self->send_packet ("drawinfo $color $msg") 2924 $self->send_packet ("drawinfo $color $msg")
2455 } 2925 }
2456 } 2926 }
2457 } 2927 }
2458} 2928}
2459 2929
2460=item $client->ext_event ($type, %msg) 2930=item $client->ext_msg ($type, @msg)
2461 2931
2462Sends an ext event to the client. 2932Sends an ext event to the client.
2463 2933
2464=cut 2934=cut
2465 2935
2466sub cf::client::ext_event($$%) { 2936sub cf::client::ext_msg($$@) {
2467 my ($self, $type, %msg) = @_; 2937 my ($self, $type, @msg) = @_;
2468 2938
2939 if ($self->extcmd == 2) {
2940 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2941 } elsif ($self->extcmd == 1) { # TODO: remove
2469 $msg{msgtype} = "event_$type"; 2942 push @msg, msgtype => "event_$type";
2470 $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); 2943 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2944 }
2945}
2946
2947=item $client->ext_reply ($msgid, @msg)
2948
2949Sends an ext reply to the client.
2950
2951=cut
2952
2953sub cf::client::ext_reply($$@) {
2954 my ($self, $id, @msg) = @_;
2955
2956 if ($self->extcmd == 2) {
2957 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2958 } elsif ($self->extcmd == 1) {
2959 #TODO: version 1, remove
2960 unshift @msg, msgtype => "reply", msgid => $id;
2961 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2962 }
2471} 2963}
2472 2964
2473=item $success = $client->query ($flags, "text", \&cb) 2965=item $success = $client->query ($flags, "text", \&cb)
2474 2966
2475Queues a query to the client, calling the given callback with 2967Queues a query to the client, calling the given callback with
2530 my ($ns, $buf) = @_; 3022 my ($ns, $buf) = @_;
2531 3023
2532 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 3024 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533 3025
2534 if (ref $msg) { 3026 if (ref $msg) {
3027 my ($type, $reply, @payload) =
3028 "ARRAY" eq ref $msg
3029 ? @$msg
3030 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3031
3032 my @reply;
3033
2535 if (my $cb = $EXTICMD{$msg->{msgtype}}) { 3034 if (my $cb = $EXTICMD{$type}) {
2536 if (my %reply = $cb->($ns, $msg)) { 3035 @reply = $cb->($ns, @payload);
2537 $reply{msgid} = $msg->{msgid};
2538 $ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539 }
2540 } 3036 }
3037
3038 $ns->ext_reply ($reply, @reply)
3039 if $reply;
3040
2541 } else { 3041 } else {
2542 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3042 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2543 } 3043 }
2544 3044
2545 cf::override; 3045 cf::override;
2592our $safe = new Safe "safe"; 3092our $safe = new Safe "safe";
2593our $safe_hole = new Safe::Hole; 3093our $safe_hole = new Safe::Hole;
2594 3094
2595$SIG{FPE} = 'IGNORE'; 3095$SIG{FPE} = 'IGNORE';
2596 3096
2597$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3097$safe->permit_only (Opcode::opset qw(
3098 :base_core :base_mem :base_orig :base_math
3099 grepstart grepwhile mapstart mapwhile
3100 sort time
3101));
2598 3102
2599# here we export the classes and methods available to script code 3103# here we export the classes and methods available to script code
2600 3104
2601=pod 3105=pod
2602 3106
2603The following functions and methods are available within a safe environment: 3107The following functions and methods are available within a safe environment:
2604 3108
2605 cf::object 3109 cf::object
2606 contr pay_amount pay_player map x y force_find force_add 3110 contr pay_amount pay_player map x y force_find force_add destroy
2607 insert remove 3111 insert remove name archname title slaying race decrease split
2608 3112
2609 cf::object::player 3113 cf::object::player
2610 player 3114 player
2611 3115
2612 cf::player 3116 cf::player
2617 3121
2618=cut 3122=cut
2619 3123
2620for ( 3124for (
2621 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3125 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622 insert remove)], 3126 insert remove inv name archname title slaying race
3127 decrease split destroy)],
2623 ["cf::object::player" => qw(player)], 3128 ["cf::object::player" => qw(player)],
2624 ["cf::player" => qw(peaceful)], 3129 ["cf::player" => qw(peaceful)],
2625 ["cf::map" => qw(trigger)], 3130 ["cf::map" => qw(trigger)],
2626) { 3131) {
2627 no strict 'refs'; 3132 no strict 'refs';
2703# the server's init and main functions 3208# the server's init and main functions
2704 3209
2705sub load_facedata($) { 3210sub load_facedata($) {
2706 my ($path) = @_; 3211 my ($path) = @_;
2707 3212
3213 # HACK to clear player env face cache, we need some signal framework
3214 # for this (global event?)
3215 %ext::player_env::MUSIC_FACE_CACHE = ();
3216
3217 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3218
2708 warn "loading facedata from $path\n"; 3219 warn "loading facedata from $path\n";
2709 3220
2710 my $facedata; 3221 my $facedata;
2711 0 < aio_load $path, $facedata 3222 0 < aio_load $path, $facedata
2712 or die "$path: $!"; 3223 or die "$path: $!";
2714 $facedata = Coro::Storable::thaw $facedata; 3225 $facedata = Coro::Storable::thaw $facedata;
2715 3226
2716 $facedata->{version} == 2 3227 $facedata->{version} == 2
2717 or cf::cleanup "$path: version mismatch, cannot proceed."; 3228 or cf::cleanup "$path: version mismatch, cannot proceed.";
2718 3229
3230 # patch in the exptable
3231 $facedata->{resource}{"res/exp_table"} = {
3232 type => FT_RSRC,
3233 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3234 };
3235 cf::cede_to_tick;
3236
2719 { 3237 {
2720 my $faces = $facedata->{faceinfo}; 3238 my $faces = $facedata->{faceinfo};
2721 3239
2722 while (my ($face, $info) = each %$faces) { 3240 while (my ($face, $info) = each %$faces) {
2723 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3241 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3242
2724 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3243 cf::face::set_visibility $idx, $info->{visibility};
3244 cf::face::set_magicmap $idx, $info->{magicmap};
2725 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3245 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2726 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3246 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2727 Coro::cede; 3247
3248 cf::cede_to_tick;
2728 } 3249 }
2729 3250
2730 while (my ($face, $info) = each %$faces) { 3251 while (my ($face, $info) = each %$faces) {
2731 next unless $info->{smooth}; 3252 next unless $info->{smooth};
3253
2732 my $idx = cf::face::find $face 3254 my $idx = cf::face::find $face
2733 or next; 3255 or next;
3256
2734 if (my $smooth = cf::face::find $info->{smooth}) { 3257 if (my $smooth = cf::face::find $info->{smooth}) {
3258 cf::face::set_smooth $idx, $smooth;
2735 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3259 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736 } else { 3260 } else {
2737 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3261 warn "smooth face '$info->{smooth}' not found for face '$face'";
2738 } 3262 }
2739 Coro::cede; 3263
3264 cf::cede_to_tick;
2740 } 3265 }
2741 } 3266 }
2742 3267
2743 { 3268 {
2744 my $anims = $facedata->{animinfo}; 3269 my $anims = $facedata->{animinfo};
2745 3270
2746 while (my ($anim, $info) = each %$anims) { 3271 while (my ($anim, $info) = each %$anims) {
2747 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3272 cf::anim::set $anim, $info->{frames}, $info->{facings};
2748 Coro::cede; 3273 cf::cede_to_tick;
2749 } 3274 }
2750 3275
2751 cf::anim::invalidate_all; # d'oh 3276 cf::anim::invalidate_all; # d'oh
2752 } 3277 }
2753 3278
3279 {
3280 # TODO: for gcfclient pleasure, we should give resources
3281 # that gcfclient doesn't grok a >10000 face index.
3282 my $res = $facedata->{resource};
3283
3284 while (my ($name, $info) = each %$res) {
3285 if (defined $info->{type}) {
3286 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3287 my $data;
3288
3289 if ($info->{type} & 1) {
3290 # prepend meta info
3291
3292 my $meta = $enc->encode ({
3293 name => $name,
3294 %{ $info->{meta} || {} },
3295 });
3296
3297 $data = pack "(w/a*)*", $meta, $info->{data};
3298 } else {
3299 $data = $info->{data};
3300 }
3301
3302 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3303 cf::face::set_type $idx, $info->{type};
3304 } else {
3305 $RESOURCE{$name} = $info;
3306 }
3307
3308 cf::cede_to_tick;
3309 }
3310 }
3311
3312 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3313
2754 1 3314 1
2755} 3315}
2756 3316
3317cf::global->attach (on_resource_update => sub {
3318 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3319 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3320
3321 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3322 my $sound = $soundconf->{compat}[$_]
3323 or next;
3324
3325 my $face = cf::face::find "sound/$sound->[1]";
3326 cf::sound::set $sound->[0] => $face;
3327 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3328 }
3329
3330 while (my ($k, $v) = each %{$soundconf->{event}}) {
3331 my $face = cf::face::find "sound/$v";
3332 cf::sound::set $k => $face;
3333 }
3334 }
3335});
3336
3337register_exticmd fx_want => sub {
3338 my ($ns, $want) = @_;
3339
3340 while (my ($k, $v) = each %$want) {
3341 $ns->fx_want ($k, $v);
3342 }
3343};
3344
3345sub load_resource_file($) {
3346 my $guard = lock_acquire "load_resource_file";
3347
3348 my $status = load_resource_file_ $_[0];
3349 get_slot 0.1, 100;
3350 cf::arch::commit_load;
3351
3352 $status
3353}
3354
2757sub reload_regions { 3355sub reload_regions {
3356 # HACK to clear player env face cache, we need some signal framework
3357 # for this (global event?)
3358 %ext::player_env::MUSIC_FACE_CACHE = ();
3359
2758 load_resource_file "$MAPDIR/regions" 3360 load_resource_file "$MAPDIR/regions"
2759 or die "unable to load regions file\n"; 3361 or die "unable to load regions file\n";
3362
3363 for (cf::region::list) {
3364 $_->{match} = qr/$_->{match}/
3365 if exists $_->{match};
3366 }
2760} 3367}
2761 3368
2762sub reload_facedata { 3369sub reload_facedata {
2763 load_facedata "$DATADIR/facedata" 3370 load_facedata "$DATADIR/facedata"
2764 or die "unable to load facedata\n"; 3371 or die "unable to load facedata\n";
2765} 3372}
2766 3373
2767sub reload_archetypes { 3374sub reload_archetypes {
2768 load_resource_file "$DATADIR/archetypes" 3375 load_resource_file "$DATADIR/archetypes"
2769 or die "unable to load archetypes\n"; 3376 or die "unable to load archetypes\n";
2770 #d# NEED to laod twice to resolve forward references
2771 # this really needs to be done in an extra post-pass
2772 # (which needs to be synchronous, so solve it differently)
2773 load_resource_file "$DATADIR/archetypes"
2774 or die "unable to load archetypes\n";
2775} 3377}
2776 3378
2777sub reload_treasures { 3379sub reload_treasures {
2778 load_resource_file "$DATADIR/treasures" 3380 load_resource_file "$DATADIR/treasures"
2779 or die "unable to load treasurelists\n"; 3381 or die "unable to load treasurelists\n";
2780} 3382}
2781 3383
2782sub reload_resources { 3384sub reload_resources {
2783 warn "reloading resource files...\n"; 3385 warn "reloading resource files...\n";
2784 3386
3387 reload_facedata;
3388 reload_archetypes;
2785 reload_regions; 3389 reload_regions;
2786 reload_facedata;
2787 #reload_archetypes;#d#
2788 reload_archetypes;
2789 reload_treasures; 3390 reload_treasures;
2790 3391
2791 warn "finished reloading resource files\n"; 3392 warn "finished reloading resource files\n";
2792} 3393}
2793 3394
2794sub init { 3395sub init {
3396 my $guard = freeze_mainloop;
3397
2795 reload_resources; 3398 reload_resources;
2796} 3399}
2797 3400
2798sub cfg_load { 3401sub reload_config {
2799 open my $fh, "<:utf8", "$CONFDIR/config" 3402 open my $fh, "<:utf8", "$CONFDIR/config"
2800 or return; 3403 or return;
2801 3404
2802 local $/; 3405 local $/;
2803 *CFG = YAML::Syck::Load <$fh>; 3406 *CFG = YAML::Load <$fh>;
2804 3407
2805 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3408 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2806 3409
2807 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3410 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3411 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2819sub main { 3422sub main {
2820 # we must not ever block the main coroutine 3423 # we must not ever block the main coroutine
2821 local $Coro::idle = sub { 3424 local $Coro::idle = sub {
2822 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3425 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823 (async { 3426 (async {
2824 Event::one_event; 3427 $Coro::current->{desc} = "IDLE BUG HANDLER";
3428 EV::loop EV::LOOP_ONESHOT;
2825 })->prio (Coro::PRIO_MAX); 3429 })->prio (Coro::PRIO_MAX);
2826 }; 3430 };
2827 3431
2828 cfg_load; 3432 {
3433 my $guard = freeze_mainloop;
3434 reload_config;
2829 db_init; 3435 db_init;
2830 load_extensions; 3436 load_extensions;
2831 3437
2832 $TICK_WATCHER->start; 3438 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3439 evthread_start IO::AIO::poll_fileno;
3440 }
3441
2833 Event::loop; 3442 EV::loop;
2834} 3443}
2835 3444
2836############################################################################# 3445#############################################################################
2837# initialisation and cleanup 3446# initialisation and cleanup
2838 3447
2839# install some emergency cleanup handlers 3448# install some emergency cleanup handlers
2840BEGIN { 3449BEGIN {
3450 our %SIGWATCHER = ();
2841 for my $signal (qw(INT HUP TERM)) { 3451 for my $signal (qw(INT HUP TERM)) {
2842 Event->signal ( 3452 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2843 reentrant => 0,
2844 data => WF_AUTOCANCEL,
2845 signal => $signal,
2846 prio => 0,
2847 cb => sub {
2848 cf::cleanup "SIG$signal"; 3453 cf::cleanup "SIG$signal";
2849 },
2850 ); 3454 };
2851 } 3455 }
2852} 3456}
2853 3457
2854sub write_runtime { 3458sub write_runtime_sync {
2855 my $runtime = "$LOCALDIR/runtime"; 3459 my $runtime = "$LOCALDIR/runtime";
2856 3460
2857 # first touch the runtime file to show we are still running: 3461 # first touch the runtime file to show we are still running:
2858 # the fsync below can take a very very long time. 3462 # the fsync below can take a very very long time.
2859 3463
2885 and return; 3489 and return;
2886 3490
2887 warn "runtime file written.\n"; 3491 warn "runtime file written.\n";
2888 3492
2889 1 3493 1
3494}
3495
3496our $uuid_lock;
3497our $uuid_skip;
3498
3499sub write_uuid_sync($) {
3500 $uuid_skip ||= $_[0];
3501
3502 return if $uuid_lock;
3503 local $uuid_lock = 1;
3504
3505 my $uuid = "$LOCALDIR/uuid";
3506
3507 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508 or return;
3509
3510 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3511 $uuid_skip = 0;
3512
3513 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3514 and return;
3515
3516 # always fsync - this file is important
3517 aio_fsync $fh
3518 and return;
3519
3520 close $fh
3521 or return;
3522
3523 aio_rename "$uuid~", $uuid
3524 and return;
3525
3526 warn "uuid file written ($value).\n";
3527
3528 1
3529
3530}
3531
3532sub write_uuid($$) {
3533 my ($skip, $sync) = @_;
3534
3535 $sync ? write_uuid_sync $skip
3536 : async { write_uuid_sync $skip };
2890} 3537}
2891 3538
2892sub emergency_save() { 3539sub emergency_save() {
2893 my $freeze_guard = cf::freeze_mainloop; 3540 my $freeze_guard = cf::freeze_mainloop;
2894 3541
2900 # and maps saved/destroyed asynchronously. 3547 # and maps saved/destroyed asynchronously.
2901 warn "begin emergency player save\n"; 3548 warn "begin emergency player save\n";
2902 for my $login (keys %cf::PLAYER) { 3549 for my $login (keys %cf::PLAYER) {
2903 my $pl = $cf::PLAYER{$login} or next; 3550 my $pl = $cf::PLAYER{$login} or next;
2904 $pl->valid or next; 3551 $pl->valid or next;
3552 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905 $pl->save; 3553 $pl->save;
2906 } 3554 }
2907 warn "end emergency player save\n"; 3555 warn "end emergency player save\n";
2908 3556
2909 warn "begin emergency map save\n"; 3557 warn "begin emergency map save\n";
2915 warn "end emergency map save\n"; 3563 warn "end emergency map save\n";
2916 3564
2917 warn "begin emergency database checkpoint\n"; 3565 warn "begin emergency database checkpoint\n";
2918 BDB::db_env_txn_checkpoint $DB_ENV; 3566 BDB::db_env_txn_checkpoint $DB_ENV;
2919 warn "end emergency database checkpoint\n"; 3567 warn "end emergency database checkpoint\n";
3568
3569 warn "begin write uuid\n";
3570 write_uuid_sync 1;
3571 warn "end write uuid\n";
2920 }; 3572 };
2921 3573
2922 warn "leave emergency perl save\n"; 3574 warn "leave emergency perl save\n";
2923} 3575}
2924 3576
2939 warn "reloading..."; 3591 warn "reloading...";
2940 3592
2941 warn "entering sync_job"; 3593 warn "entering sync_job";
2942 3594
2943 cf::sync_job { 3595 cf::sync_job {
2944 cf::write_runtime; # external watchdog should not bark 3596 cf::write_runtime_sync; # external watchdog should not bark
2945 cf::emergency_save; 3597 cf::emergency_save;
2946 cf::write_runtime; # external watchdog should not bark 3598 cf::write_runtime_sync; # external watchdog should not bark
2947 3599
2948 warn "syncing database to disk"; 3600 warn "syncing database to disk";
2949 BDB::db_env_txn_checkpoint $DB_ENV; 3601 BDB::db_env_txn_checkpoint $DB_ENV;
2950 3602
2951 # if anything goes wrong in here, we should simply crash as we already saved 3603 # if anything goes wrong in here, we should simply crash as we already saved
2952
2953 warn "cancelling all WF_AUTOCANCEL watchers";
2954 for (Event::all_watchers) {
2955 $_->cancel if $_->data & WF_AUTOCANCEL;
2956 }
2957 3604
2958 warn "flushing outstanding aio requests"; 3605 warn "flushing outstanding aio requests";
2959 for (;;) { 3606 for (;;) {
2960 BDB::flush; 3607 BDB::flush;
2961 IO::AIO::flush; 3608 IO::AIO::flush;
2962 Coro::cede; 3609 Coro::cede_notself;
2963 last unless IO::AIO::nreqs || BDB::nreqs; 3610 last unless IO::AIO::nreqs || BDB::nreqs;
2964 warn "iterate..."; 3611 warn "iterate...";
2965 } 3612 }
2966 3613
2967 ++$RELOAD; 3614 ++$RELOAD;
3026 warn "reloading cf.pm"; 3673 warn "reloading cf.pm";
3027 require cf; 3674 require cf;
3028 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3675 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3029 3676
3030 warn "loading config and database again"; 3677 warn "loading config and database again";
3031 cf::cfg_load; 3678 cf::reload_config;
3032 3679
3033 warn "loading extensions"; 3680 warn "loading extensions";
3034 cf::load_extensions; 3681 cf::load_extensions;
3035 3682
3036 warn "reattaching attachments to objects/players"; 3683 warn "reattaching attachments to objects/players";
3043 warn "leaving sync_job"; 3690 warn "leaving sync_job";
3044 3691
3045 1 3692 1
3046 } or do { 3693 } or do {
3047 warn $@; 3694 warn $@;
3048 warn "error while reloading, exiting."; 3695 cf::cleanup "error while reloading, exiting.";
3049 exit 1;
3050 }; 3696 };
3051 3697
3052 warn "reloaded"; 3698 warn "reloaded";
3053}; 3699};
3054 3700
3056 3702
3057sub reload_perl() { 3703sub reload_perl() {
3058 # doing reload synchronously and two reloads happen back-to-back, 3704 # doing reload synchronously and two reloads happen back-to-back,
3059 # coro crashes during coro_state_free->destroy here. 3705 # coro crashes during coro_state_free->destroy here.
3060 3706
3061 $RELOAD_WATCHER ||= Event->timer ( 3707 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3062 reentrant => 0,
3063 after => 0,
3064 data => WF_AUTOCANCEL,
3065 cb => sub {
3066 do_reload_perl; 3708 do_reload_perl;
3067 undef $RELOAD_WATCHER; 3709 undef $RELOAD_WATCHER;
3068 },
3069 ); 3710 };
3070} 3711}
3071 3712
3072register_command "reload" => sub { 3713register_command "reload" => sub {
3073 my ($who, $arg) = @_; 3714 my ($who, $arg) = @_;
3074 3715
3075 if ($who->flag (FLAG_WIZ)) { 3716 if ($who->flag (FLAG_WIZ)) {
3076 $who->message ("reloading server."); 3717 $who->message ("reloading server.");
3718 async {
3719 $Coro::current->{desc} = "perl_reload";
3077 async { reload_perl }; 3720 reload_perl;
3721 };
3078 } 3722 }
3079}; 3723};
3080 3724
3081unshift @INC, $LIBDIR; 3725unshift @INC, $LIBDIR;
3082 3726
3084 3728
3085our @WAIT_FOR_TICK; 3729our @WAIT_FOR_TICK;
3086our @WAIT_FOR_TICK_BEGIN; 3730our @WAIT_FOR_TICK_BEGIN;
3087 3731
3088sub wait_for_tick { 3732sub wait_for_tick {
3089 return unless $TICK_WATCHER->is_active;
3090 return if $Coro::current == $Coro::main; 3733 return if tick_inhibit || $Coro::current == $Coro::main;
3091 3734
3092 my $signal = new Coro::Signal; 3735 my $signal = new Coro::Signal;
3093 push @WAIT_FOR_TICK, $signal; 3736 push @WAIT_FOR_TICK, $signal;
3094 $signal->wait; 3737 $signal->wait;
3095} 3738}
3096 3739
3097sub wait_for_tick_begin { 3740sub wait_for_tick_begin {
3098 return unless $TICK_WATCHER->is_active;
3099 return if $Coro::current == $Coro::main; 3741 return if tick_inhibit || $Coro::current == $Coro::main;
3100 3742
3101 my $signal = new Coro::Signal; 3743 my $signal = new Coro::Signal;
3102 push @WAIT_FOR_TICK_BEGIN, $signal; 3744 push @WAIT_FOR_TICK_BEGIN, $signal;
3103 $signal->wait; 3745 $signal->wait;
3104} 3746}
3105 3747
3106 my $min = 1e6;#d# 3748sub tick {
3107 my $avg = 10;
3108$TICK_WATCHER = Event->timer (
3109 reentrant => 0,
3110 parked => 1,
3111 prio => 0,
3112 at => $NEXT_TICK || $TICK,
3113 data => WF_AUTOCANCEL,
3114 cb => sub {
3115 if ($Coro::current != $Coro::main) { 3749 if ($Coro::current != $Coro::main) {
3116 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3750 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117 unless ++$bug_warning > 10; 3751 unless ++$bug_warning > 10;
3118 return; 3752 return;
3119 } 3753 }
3120 3754
3121 $NOW = $tick_start = Event::time;
3122
3123 cf::server_tick; # one server iteration 3755 cf::server_tick; # one server iteration
3124 3756
3125 0 && sync_job {#d# 3757 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126 for(1..10) { 3758 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127 my $t = Event::time; 3759 Coro::async_pool {
3128 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3760 $Coro::current->{desc} = "runtime saver";
3129 or die; 3761 write_runtime_sync
3130 3762 or warn "ERROR: unable to write runtime file: $!";
3131 $map->width (50);
3132 $map->height (50);
3133 $map->alloc;
3134 $map->_load_objects ("/tmp/x.map", 1);
3135 my $t = Event::time - $t;
3136
3137 #next unless $t < 0.0013;#d#
3138 if ($t < $min) {
3139 $min = $t;
3140 }
3141 $avg = $avg * 0.99 + $t * 0.01;
3142 }
3143 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144 exit 0;
3145 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146 }; 3763 };
3764 }
3147 3765
3148 $RUNTIME += $TICK;
3149 $NEXT_TICK += $TICK;
3150
3151 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152 $NEXT_RUNTIME_WRITE = $NOW + 10;
3153 Coro::async_pool {
3154 write_runtime
3155 or warn "ERROR: unable to write runtime file: $!";
3156 };
3157 }
3158
3159# my $AFTER = Event::time;
3160# warn $AFTER - $NOW;#d#
3161
3162 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3766 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163 $sig->send; 3767 $sig->send;
3164 } 3768 }
3165 while (my $sig = shift @WAIT_FOR_TICK) { 3769 while (my $sig = shift @WAIT_FOR_TICK) {
3166 $sig->send; 3770 $sig->send;
3167 } 3771 }
3168 3772
3169 $NOW = Event::time; 3773 $LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171 # if we are delayed by four ticks or more, skip them all
3172 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174 $TICK_WATCHER->at ($NEXT_TICK);
3175 $TICK_WATCHER->start;
3176
3177 $LOAD = ($NOW - $tick_start) / $TICK;
3178 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3774 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179 3775
3180 _post_tick; 3776 if (0) {
3181 3777 if ($NEXT_TICK) {
3182 3778 my $jitter = $TICK_START - $NEXT_TICK;
3779 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3780 warn "jitter $JITTER\n";#d#
3781 }
3183 }, 3782 }
3184); 3783}
3185 3784
3186{ 3785{
3187 BDB::max_poll_time $TICK * 0.1; 3786 # configure BDB
3188 $BDB_POLL_WATCHER = Event->io ( 3787
3189 reentrant => 0,
3190 fd => BDB::poll_fileno,
3191 poll => 'r',
3192 prio => 0,
3193 data => WF_AUTOCANCEL,
3194 cb => \&BDB::poll_cb,
3195 );
3196 BDB::min_parallel 8; 3788 BDB::min_parallel 8;
3197 3789 BDB::max_poll_reqs $TICK * 0.1;
3198 BDB::set_sync_prepare { 3790 $Coro::BDB::WATCHER->priority (1);
3199 my $status;
3200 my $current = $Coro::current;
3201 (
3202 sub {
3203 $status = $!;
3204 $current->ready; undef $current;
3205 },
3206 sub {
3207 Coro::schedule while defined $current;
3208 $! = $status;
3209 },
3210 )
3211 };
3212 3791
3213 unless ($DB_ENV) { 3792 unless ($DB_ENV) {
3214 $DB_ENV = BDB::db_env_create; 3793 $DB_ENV = BDB::db_env_create;
3794 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3795 | BDB::LOG_AUTOREMOVE, 1);
3796 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3797 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215 3798
3216 cf::sync_job { 3799 cf::sync_job {
3217 eval { 3800 eval {
3218 BDB::db_env_open 3801 BDB::db_env_open
3219 $DB_ENV, 3802 $DB_ENV,
3221 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3804 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3805 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223 0666; 3806 0666;
3224 3807
3225 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3808 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228 $DB_ENV->set_lk_detect;
3229 }; 3809 };
3230 3810
3231 cf::cleanup "db_env_open(db): $@" if $@; 3811 cf::cleanup "db_env_open(db): $@" if $@;
3232 }; 3812 };
3233 } 3813 }
3814
3815 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3816 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3817 };
3818 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3819 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3820 };
3821 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3822 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3823 };
3234} 3824}
3235 3825
3236{ 3826{
3827 # configure IO::AIO
3828
3237 IO::AIO::min_parallel 8; 3829 IO::AIO::min_parallel 8;
3238
3239 undef $Coro::AIO::WATCHER;
3240 IO::AIO::max_poll_time $TICK * 0.1; 3830 IO::AIO::max_poll_time $TICK * 0.1;
3241 $AIO_POLL_WATCHER = Event->io ( 3831 $Coro::AIO::WATCHER->priority (1);
3242 reentrant => 0,
3243 data => WF_AUTOCANCEL,
3244 fd => IO::AIO::poll_fileno,
3245 poll => 'r',
3246 prio => 6,
3247 cb => \&IO::AIO::poll_cb,
3248 );
3249} 3832}
3250 3833
3251my $_log_backtrace; 3834my $_log_backtrace;
3252 3835
3253sub _log_backtrace { 3836sub _log_backtrace {
3257 3840
3258 # limit the # of concurrent backtraces 3841 # limit the # of concurrent backtraces
3259 if ($_log_backtrace < 2) { 3842 if ($_log_backtrace < 2) {
3260 ++$_log_backtrace; 3843 ++$_log_backtrace;
3261 async { 3844 async {
3845 $Coro::current->{desc} = "abt $msg";
3846
3262 my @bt = fork_call { 3847 my @bt = fork_call {
3263 @addr = map { sprintf "%x", $_ } @addr; 3848 @addr = map { sprintf "%x", $_ } @addr;
3264 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3849 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3850 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266 or die "addr2line: $!"; 3851 or die "addr2line: $!";

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