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Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 2009 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
24use 5.10.0;
3use utf8; 25use utf8;
4use strict; 26use strict qw(vars subs);
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Storable; 31use EV;
10use Event;
11use Opcode; 32use Opcode;
12use Safe; 33use Safe;
13use Safe::Hole; 34use Safe::Hole;
35use Storable ();
14 36
37use Guard ();
15use Coro 3.64 (); 38use Coro ();
16use Coro::State; 39use Coro::State;
17use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
18use Coro::Event; 42use Coro::AnyEvent;
19use Coro::Timer; 43use Coro::Timer;
20use Coro::Signal; 44use Coro::Signal;
21use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
22use Coro::AIO; 48use Coro::AIO;
49use Coro::BDB 1.6;
23use Coro::Storable; 50use Coro::Storable;
24use Coro::Util (); 51use Coro::Util ();
25 52
26use JSON::XS (); 53use JSON::XS 2.01 ();
27use BDB (); 54use BDB ();
28use Data::Dumper; 55use Data::Dumper;
29use Digest::MD5; 56use Digest::MD5;
30use Fcntl; 57use Fcntl;
31use YAML::Syck (); 58use YAML ();
32use IO::AIO 2.32 (); 59use IO::AIO ();
33use Time::HiRes; 60use Time::HiRes;
34use Compress::LZF; 61use Compress::LZF;
35use Digest::MD5 (); 62use Digest::MD5 ();
63
64AnyEvent::detect;
36 65
37# configure various modules to our taste 66# configure various modules to our taste
38# 67#
39$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43$Event::Eval = 1; # no idea why this is required, but it is
44
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 76
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 78
52our %COMMAND = (); 79our %COMMAND = ();
53our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
56our %EXTCMD = (); 83our %EXTCMD = ();
57our %EXTICMD = (); 84our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
60 87
61our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 89our @EVENT;
63 90
64our $CONFDIR = confdir; 91our $CONFDIR = confdir;
65our $DATADIR = datadir; 92our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
75 106
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 109our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default on
83 111
84our $BDB_POLL_WATCHER; 112our $BDB_DEADLOCK_WATCHER;
85our $BDB_CHECKPOINT_WATCHER; 113our $BDB_CHECKPOINT_WATCHER;
86our $BDB_TRICKLE_WATCHER; 114our $BDB_TRICKLE_WATCHER;
87our $DB_ENV; 115our $DB_ENV;
88 116
117our @EXTRA_MODULES = qw(pod mapscript);
118
89our %CFG; 119our %CFG;
90 120
91our $UPTIME; $UPTIME ||= time; 121our $UPTIME; $UPTIME ||= time;
92our $RUNTIME; 122our $RUNTIME;
123our $NOW;
93 124
94our (%PLAYER, %PLAYER_LOADING); # all users 125our (%PLAYER, %PLAYER_LOADING); # all users
95our (%MAP, %MAP_LOADING ); # all maps 126our (%MAP, %MAP_LOADING ); # all maps
96our $LINK_MAP; # the special {link} map, which is always available 127our $LINK_MAP; # the special {link} map, which is always available
97 128
98# used to convert map paths into valid unix filenames by replacing / by ∕ 129# used to convert map paths into valid unix filenames by replacing / by ∕
99our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 130our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100 131
101our $LOAD; # a number between 0 (idle) and 1 (too many objects) 132our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102our $LOADAVG; # same thing, but with alpha-smoothing 133our $LOADAVG; # same thing, but with alpha-smoothing
134our $JITTER; # average jitter
103our $tick_start; # for load detecting purposes 135our $TICK_START; # for load detecting purposes
136
137our @POST_INIT;
138
139our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
104 140
105binmode STDOUT; 141binmode STDOUT;
106binmode STDERR; 142binmode STDERR;
107 143
108# read virtual server time, if available 144# read virtual server time, if available
109unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 145unless ($RUNTIME || !-e $RUNTIMEFILE) {
110 open my $fh, "<", "$LOCALDIR/runtime" 146 open my $fh, "<", $RUNTIMEFILE
111 or die "unable to read runtime file: $!"; 147 or die "unable to read $RUNTIMEFILE file: $!";
112 $RUNTIME = <$fh> + 0.; 148 $RUNTIME = <$fh> + 0.;
113} 149}
150
151eval "sub TICK() { $TICK } 1" or die;
114 152
115mkdir $_ 153mkdir $_
116 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 154 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117 155
118our $EMERGENCY_POSITION; 156our $EMERGENCY_POSITION;
161 199
162The raw value load value from the last tick. 200The raw value load value from the last tick.
163 201
164=item %cf::CFG 202=item %cf::CFG
165 203
166Configuration for the server, loaded from C</etc/crossfire/config>, or 204Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167from wherever your confdir points to. 205from wherever your confdir points to.
168 206
169=item cf::wait_for_tick, cf::wait_for_tick_begin 207=item cf::wait_for_tick, cf::wait_for_tick_begin
170 208
171These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 209These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
192 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 230 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193 231
194 LOG llevError, $msg; 232 LOG llevError, $msg;
195 }; 233 };
196} 234}
235
236$Coro::State::DIEHOOK = sub {
237 return unless $^S eq 0; # "eq", not "=="
238
239 if ($Coro::current == $Coro::main) {#d#
240 warn "DIEHOOK called in main context, Coro bug?\n";#d#
241 return;#d#
242 }#d#
243
244 # kill coroutine otherwise
245 warn Carp::longmess $_[0];
246 Coro::terminate
247};
248
249$SIG{__DIE__} = sub { }; #d#?
197 250
198@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 251@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 252@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 253@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 254@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
208for my $pkg (qw( 261for my $pkg (qw(
209 cf::global cf::attachable 262 cf::global cf::attachable
210 cf::object cf::object::player 263 cf::object cf::object::player
211 cf::client cf::player 264 cf::client cf::player
212 cf::arch cf::living 265 cf::arch cf::living
266 cf::map cf::mapspace
213 cf::map cf::party cf::region 267 cf::party cf::region
214)) { 268)) {
215 no strict 'refs';
216 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 269 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217} 270}
218 271
219$Event::DIED = sub { 272$EV::DIED = sub {
220 warn "error in event callback: @_"; 273 warn "error in event callback: @_";
221}; 274};
222 275
223############################################################################# 276#############################################################################
224 277
247 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 300 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248 $d 301 $d
249 } || "[unable to dump $_[0]: '$@']"; 302 } || "[unable to dump $_[0]: '$@']";
250} 303}
251 304
252=item $ref = cf::from_json $json 305=item $ref = cf::decode_json $json
253 306
254Converts a JSON string into the corresponding perl data structure. 307Converts a JSON string into the corresponding perl data structure.
255 308
256=item $json = cf::to_json $ref 309=item $json = cf::encode_json $ref
257 310
258Converts a perl data structure into its JSON representation. 311Converts a perl data structure into its JSON representation.
259 312
260=cut 313=cut
261 314
262our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 315our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263 316
264sub to_json ($) { $json_coder->encode ($_[0]) } 317sub encode_json($) { $json_coder->encode ($_[0]) }
265sub from_json ($) { $json_coder->decode ($_[0]) } 318sub decode_json($) { $json_coder->decode ($_[0]) }
319
320=item cf::post_init { BLOCK }
321
322Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323but I<before> the server starts ticking again.
324
325The cdoeblock will have a single boolean argument to indicate whether this
326is a reload or not.
327
328=cut
329
330sub post_init(&) {
331 push @POST_INIT, shift;
332}
266 333
267=item cf::lock_wait $string 334=item cf::lock_wait $string
268 335
269Wait until the given lock is available. See cf::lock_acquire. 336Wait until the given lock is available. See cf::lock_acquire.
270 337
271=item my $lock = cf::lock_acquire $string 338=item my $lock = cf::lock_acquire $string
272 339
273Wait until the given lock is available and then acquires it and returns 340Wait until the given lock is available and then acquires it and returns
274a Coro::guard object. If the guard object gets destroyed (goes out of scope, 341a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275for example when the coroutine gets canceled), the lock is automatically 342for example when the coroutine gets canceled), the lock is automatically
276returned. 343returned.
277 344
278Locks are *not* recursive, locking from the same coro twice results in a 345Locks are *not* recursive, locking from the same coro twice results in a
279deadlocked coro. 346deadlocked coro.
285 352
286Return true if the lock is currently active, i.e. somebody has locked it. 353Return true if the lock is currently active, i.e. somebody has locked it.
287 354
288=cut 355=cut
289 356
290our %LOCK; 357our $LOCKS = new Coro::SemaphoreSet;
291our %LOCKER;#d#
292 358
293sub lock_wait($) { 359sub lock_wait($) {
294 my ($key) = @_; 360 $LOCKS->wait ($_[0]);
295
296 if ($LOCKER{$key} == $Coro::current) {#d#
297 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298 return;#d#
299 }#d#
300
301 # wait for lock, if any
302 while ($LOCK{$key}) {
303 push @{ $LOCK{$key} }, $Coro::current;
304 Coro::schedule;
305 }
306} 361}
307 362
308sub lock_acquire($) { 363sub lock_acquire($) {
309 my ($key) = @_; 364 $LOCKS->guard ($_[0])
310
311 # wait, to be sure we are not locked
312 lock_wait $key;
313
314 $LOCK{$key} = [];
315 $LOCKER{$key} = $Coro::current;#d#
316
317 Coro::guard {
318 delete $LOCKER{$key};#d#
319 # wake up all waiters, to be on the safe side
320 $_->ready for @{ delete $LOCK{$key} };
321 }
322} 365}
323 366
324sub lock_active($) { 367sub lock_active($) {
325 my ($key) = @_; 368 $LOCKS->count ($_[0]) < 1
326
327 ! ! $LOCK{$key}
328} 369}
329 370
330sub freeze_mainloop { 371sub freeze_mainloop {
331 return unless $TICK_WATCHER->is_active; 372 tick_inhibit_inc;
332 373
333 my $guard = Coro::guard { 374 &Guard::guard (\&tick_inhibit_dec);
334 $TICK_WATCHER->start; 375}
335 }; 376
336 $TICK_WATCHER->stop; 377=item cf::periodic $interval, $cb
337 $guard 378
379Like EV::periodic, but randomly selects a starting point so that the actions
380get spread over timer.
381
382=cut
383
384sub periodic($$) {
385 my ($interval, $cb) = @_;
386
387 my $start = rand List::Util::min 180, $interval;
388
389 EV::periodic $start, $interval, 0, $cb
338} 390}
339 391
340=item cf::get_slot $time[, $priority[, $name]] 392=item cf::get_slot $time[, $priority[, $name]]
341 393
342Allocate $time seconds of blocking CPU time at priority C<$priority>: 394Allocate $time seconds of blocking CPU time at priority C<$priority>:
353our @SLOT_QUEUE; 405our @SLOT_QUEUE;
354our $SLOT_QUEUE; 406our $SLOT_QUEUE;
355 407
356$SLOT_QUEUE->cancel if $SLOT_QUEUE; 408$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357$SLOT_QUEUE = Coro::async { 409$SLOT_QUEUE = Coro::async {
410 $Coro::current->desc ("timeslot manager");
411
358 my $signal = new Coro::Signal; 412 my $signal = new Coro::Signal;
359 413
360 while () { 414 while () {
361 next_job: 415 next_job:
362 my $avail = cf::till_tick; 416 my $avail = cf::till_tick;
370 } 424 }
371 } 425 }
372 } 426 }
373 427
374 if (@SLOT_QUEUE) { 428 if (@SLOT_QUEUE) {
375 # we do not use wait_For_tick() as it returns immediately when tick is inactive 429 # we do not use wait_for_tick() as it returns immediately when tick is inactive
376 push @cf::WAIT_FOR_TICK, $signal; 430 push @cf::WAIT_FOR_TICK, $signal;
377 $signal->wait; 431 $signal->wait;
378 } else { 432 } else {
379 Coro::schedule; 433 Coro::schedule;
380 } 434 }
381 } 435 }
382}; 436};
383 437
384sub get_slot($;$$) { 438sub get_slot($;$$) {
439 return if tick_inhibit || $Coro::current == $Coro::main;
440
385 my ($time, $pri, $name) = @_; 441 my ($time, $pri, $name) = @_;
386 442
387 $time = $TICK * .6 if $time > $TICK * .6; 443 $time = $TICK * .6 if $time > $TICK * .6;
388 my $sig = new Coro::Signal; 444 my $sig = new Coro::Signal;
389 445
403 459
404BEGIN { *async = \&Coro::async_pool } 460BEGIN { *async = \&Coro::async_pool }
405 461
406=item cf::sync_job { BLOCK } 462=item cf::sync_job { BLOCK }
407 463
408The design of Crossfire TRT requires that the main coroutine ($Coro::main) 464The design of Deliantra requires that the main coroutine ($Coro::main)
409is always able to handle events or runnable, as Crossfire TRT is only 465is always able to handle events or runnable, as Deliantra is only
410partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 466partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411acceptable. 467acceptable.
412 468
413If it must be done, put the blocking parts into C<sync_job>. This will run 469If it must be done, put the blocking parts into C<sync_job>. This will run
414the given BLOCK in another coroutine while waiting for the result. The 470the given BLOCK in another coroutine while waiting for the result. The
419 475
420sub sync_job(&) { 476sub sync_job(&) {
421 my ($job) = @_; 477 my ($job) = @_;
422 478
423 if ($Coro::current == $Coro::main) { 479 if ($Coro::current == $Coro::main) {
424 my $time = Event::time; 480 my $time = EV::time;
425 481
426 # this is the main coro, too bad, we have to block 482 # this is the main coro, too bad, we have to block
427 # till the operation succeeds, freezing the server :/ 483 # till the operation succeeds, freezing the server :/
428 484
429 # TODO: use suspend/resume instead 485 LOG llevError, Carp::longmess "sync job";#d#
430 # (but this is cancel-safe) 486
431 my $freeze_guard = freeze_mainloop; 487 my $freeze_guard = freeze_mainloop;
432 488
433 my $busy = 1; 489 my $busy = 1;
434 my @res; 490 my @res;
435 491
436 (async { 492 (async {
493 $Coro::current->desc ("sync job coro");
437 @res = eval { $job->() }; 494 @res = eval { $job->() };
438 warn $@ if $@; 495 warn $@ if $@;
439 undef $busy; 496 undef $busy;
440 })->prio (Coro::PRIO_MAX); 497 })->prio (Coro::PRIO_MAX);
441 498
442 while ($busy) { 499 while ($busy) {
443 Coro::cede or Event::one_event; 500 if (Coro::nready) {
501 Coro::cede_notself;
502 } else {
503 EV::loop EV::LOOP_ONESHOT;
444 } 504 }
505 }
445 506
446 $time = Event::time - $time; 507 my $time = EV::time - $time;
447 508
448 LOG llevError | logBacktrace, Carp::longmess "long sync job"
449 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451 $tick_start += $time; # do not account sync jobs to server load 509 $TICK_START += $time; # do not account sync jobs to server load
452 510
453 wantarray ? @res : $res[0] 511 wantarray ? @res : $res[0]
454 } else { 512 } else {
455 # we are in another coroutine, how wonderful, everything just works 513 # we are in another coroutine, how wonderful, everything just works
456 514
481=item fork_call { }, $args 539=item fork_call { }, $args
482 540
483Executes the given code block with the given arguments in a seperate 541Executes the given code block with the given arguments in a seperate
484process, returning the results. Everything must be serialisable with 542process, returning the results. Everything must be serialisable with
485Coro::Storable. May, of course, block. Note that the executed sub may 543Coro::Storable. May, of course, block. Note that the executed sub may
486never block itself or use any form of Event handling. 544never block itself or use any form of event handling.
487 545
488=cut 546=cut
489 547
490sub fork_call(&@) { 548sub fork_call(&@) {
491 my ($cb, @args) = @_; 549 my ($cb, @args) = @_;
498 reset_signals; 556 reset_signals;
499 &$cb 557 &$cb
500 }, @args; 558 }, @args;
501 559
502 wantarray ? @res : $res[-1] 560 wantarray ? @res : $res[-1]
561}
562
563=item $coin = coin_from_name $name
564
565=cut
566
567our %coin_alias = (
568 "silver" => "silvercoin",
569 "silvercoin" => "silvercoin",
570 "silvercoins" => "silvercoin",
571 "gold" => "goldcoin",
572 "goldcoin" => "goldcoin",
573 "goldcoins" => "goldcoin",
574 "platinum" => "platinacoin",
575 "platinumcoin" => "platinacoin",
576 "platinumcoins" => "platinacoin",
577 "platina" => "platinacoin",
578 "platinacoin" => "platinacoin",
579 "platinacoins" => "platinacoin",
580 "royalty" => "royalty",
581 "royalties" => "royalty",
582);
583
584sub coin_from_name($) {
585 $coin_alias{$_[0]}
586 ? cf::arch::find $coin_alias{$_[0]}
587 : undef
503} 588}
504 589
505=item $value = cf::db_get $family => $key 590=item $value = cf::db_get $family => $key
506 591
507Returns a single value from the environment database. 592Returns a single value from the environment database.
646 731
647############################################################################# 732#############################################################################
648 733
649=head2 ATTACHABLE OBJECTS 734=head2 ATTACHABLE OBJECTS
650 735
651Many objects in crossfire are so-called attachable objects. That means you can 736Many objects in deliantra are so-called attachable objects. That means you can
652attach callbacks/event handlers (a collection of which is called an "attachment") 737attach callbacks/event handlers (a collection of which is called an "attachment")
653to it. All such attachable objects support the following methods. 738to it. All such attachable objects support the following methods.
654 739
655In the following description, CLASS can be any of C<global>, C<object> 740In the following description, CLASS can be any of C<global>, C<object>
656C<player>, C<client> or C<map> (i.e. the attachable objects in 741C<player>, C<client> or C<map> (i.e. the attachable objects in
657Crossfire TRT). 742Deliantra).
658 743
659=over 4 744=over 4
660 745
661=item $attachable->attach ($attachment, key => $value...) 746=item $attachable->attach ($attachment, key => $value...)
662 747
706=item cf::CLASS::attachment $name, ... 791=item cf::CLASS::attachment $name, ...
707 792
708Register an attachment by C<$name> through which attachable objects of the 793Register an attachment by C<$name> through which attachable objects of the
709given CLASS can refer to this attachment. 794given CLASS can refer to this attachment.
710 795
711Some classes such as crossfire maps and objects can specify attachments 796Some classes such as deliantra maps and objects can specify attachments
712that are attached at load/instantiate time, thus the need for a name. 797that are attached at load/instantiate time, thus the need for a name.
713 798
714These calls expect any number of the following handler/hook descriptions: 799These calls expect any number of the following handler/hook descriptions:
715 800
716=over 4 801=over 4
944 } 1029 }
945 1030
946 0 1031 0
947} 1032}
948 1033
949=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1034=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950 1035
951=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1036=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952 1037
953Generate an object-specific event with the given arguments. 1038Generate an object-specific event with the given arguments.
954 1039
960 1045
961=cut 1046=cut
962 1047
963############################################################################# 1048#############################################################################
964# object support 1049# object support
965#
966 1050
1051sub _object_equal($$);
1052sub _object_equal($$) {
1053 my ($a, $b) = @_;
1054
1055 return 0 unless (ref $a) eq (ref $b);
1056
1057 if ("HASH" eq ref $a) {
1058 my @ka = keys %$a;
1059 my @kb = keys %$b;
1060
1061 return 0 if @ka != @kb;
1062
1063 for (0 .. $#ka) {
1064 return 0 unless $ka[$_] eq $kb[$_];
1065 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1066 }
1067
1068 } elsif ("ARRAY" eq ref $a) {
1069
1070 return 0 if @$a != @$b;
1071
1072 for (0 .. $#$a) {
1073 return 0 unless _object_equal $a->[$_], $b->[$_];
1074 }
1075
1076 } elsif ($a ne $b) {
1077 return 0;
1078 }
1079
1080 1
1081}
1082
1083our $SLOW_MERGES;#d#
967sub _can_merge { 1084sub _can_merge {
968 my ($ob1, $ob2) = @_; 1085 my ($ob1, $ob2) = @_;
969 1086
970 local $Storable::canonical = 1; 1087 ++$SLOW_MERGES;#d#
971 my $fob1 = Storable::freeze $ob1;
972 my $fob2 = Storable::freeze $ob2;
973 1088
974 $fob1 eq $fob2 1089 # we do the slow way here
1090 return _object_equal $ob1, $ob2
975} 1091}
976 1092
977sub reattach { 1093sub reattach {
978 # basically do the same as instantiate, without calling instantiate 1094 # basically do the same as instantiate, without calling instantiate
979 my ($obj) = @_; 1095 my ($obj) = @_;
980 1096
1097 # no longer needed after getting rid of delete_package?
981 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1098 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982 1099
983 my $registry = $obj->registry; 1100 my $registry = $obj->registry;
984 1101
985 @$registry = (); 1102 @$registry = ();
986 1103
1001cf::attachable->attach ( 1118cf::attachable->attach (
1002 prio => -1000000, 1119 prio => -1000000,
1003 on_instantiate => sub { 1120 on_instantiate => sub {
1004 my ($obj, $data) = @_; 1121 my ($obj, $data) = @_;
1005 1122
1006 $data = from_json $data; 1123 $data = decode_json $data;
1007 1124
1008 for (@$data) { 1125 for (@$data) {
1009 my ($name, $args) = @$_; 1126 my ($name, $args) = @$_;
1010 1127
1011 $obj->attach ($name, %{$args || {} }); 1128 $obj->attach ($name, %{$args || {} });
1024 }, 1141 },
1025); 1142);
1026 1143
1027sub object_freezer_save { 1144sub object_freezer_save {
1028 my ($filename, $rdata, $objs) = @_; 1145 my ($filename, $rdata, $objs) = @_;
1029
1030 my $guard = cf::lock_acquire "io";
1031 1146
1032 sync_job { 1147 sync_job {
1033 if (length $$rdata) { 1148 if (length $$rdata) {
1034 utf8::decode (my $decname = $filename); 1149 utf8::decode (my $decname = $filename);
1035 warn sprintf "saving %s (%d,%d)\n", 1150 warn sprintf "saving %s (%d,%d)\n",
1036 $decname, length $$rdata, scalar @$objs; 1151 $decname, length $$rdata, scalar @$objs;
1037 1152
1038 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1153 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039 chmod SAVE_MODE, $fh; 1154 aio_chmod $fh, SAVE_MODE;
1040 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1155 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1042 close $fh; 1157 aio_close $fh;
1043 1158
1044 if (@$objs) { 1159 if (@$objs) {
1045 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1160 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046 chmod SAVE_MODE, $fh; 1161 aio_chmod $fh, SAVE_MODE;
1047 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1162 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048 aio_write $fh, 0, (length $data), $data, 0; 1163 aio_write $fh, 0, (length $data), $data, 0;
1049 aio_fsync $fh if $cf::USE_FSYNC; 1164 aio_fsync $fh if $cf::USE_FSYNC;
1050 close $fh; 1165 aio_close $fh;
1051 aio_rename "$filename.pst~", "$filename.pst"; 1166 aio_rename "$filename.pst~", "$filename.pst";
1052 } 1167 }
1053 } else { 1168 } else {
1054 aio_unlink "$filename.pst"; 1169 aio_unlink "$filename.pst";
1055 } 1170 }
1056 1171
1057 aio_rename "$filename~", $filename; 1172 aio_rename "$filename~", $filename;
1173
1174 $filename =~ s%/[^/]+$%%;
1175 aio_pathsync $filename if $cf::USE_FSYNC;
1058 } else { 1176 } else {
1059 warn "FATAL: $filename~: $!\n"; 1177 warn "unable to save objects: $filename~: $!\n";
1060 } 1178 }
1061 } else { 1179 } else {
1062 aio_unlink $filename; 1180 aio_unlink $filename;
1063 aio_unlink "$filename.pst"; 1181 aio_unlink "$filename.pst";
1064 } 1182 }
1065 }; 1183 };
1066
1067 undef $guard;
1068} 1184}
1069 1185
1070sub object_freezer_as_string { 1186sub object_freezer_as_string {
1071 my ($rdata, $objs) = @_; 1187 my ($rdata, $objs) = @_;
1072 1188
1077 1193
1078sub object_thawer_load { 1194sub object_thawer_load {
1079 my ($filename) = @_; 1195 my ($filename) = @_;
1080 1196
1081 my ($data, $av); 1197 my ($data, $av);
1082
1083 my $guard = cf::lock_acquire "io";
1084 1198
1085 (aio_load $filename, $data) >= 0 1199 (aio_load $filename, $data) >= 0
1086 or return; 1200 or return;
1087 1201
1088 unless (aio_stat "$filename.pst") { 1202 unless (aio_stat "$filename.pst") {
1089 (aio_load "$filename.pst", $av) >= 0 1203 (aio_load "$filename.pst", $av) >= 0
1090 or return; 1204 or return;
1091 1205
1092 undef $guard;
1093 $av = eval { (Storable::thaw $av)->{objs} }; 1206 my $st = eval { Coro::Storable::thaw $av };
1207 $av = $st->{objs};
1094 } 1208 }
1095 1209
1096 utf8::decode (my $decname = $filename); 1210 utf8::decode (my $decname = $filename);
1097 warn sprintf "loading %s (%d,%d)\n", 1211 warn sprintf "loading %s (%d,%d)\n",
1098 $decname, length $data, scalar @{$av || []}; 1212 $decname, length $data, scalar @{$av || []};
1159 my ($name, $cb) = @_; 1273 my ($name, $cb) = @_;
1160 1274
1161 $EXTICMD{$name} = $cb; 1275 $EXTICMD{$name} = $cb;
1162} 1276}
1163 1277
1278use File::Glob ();
1279
1164cf::player->attach ( 1280cf::player->attach (
1165 on_command => sub { 1281 on_command => sub {
1166 my ($pl, $name, $params) = @_; 1282 my ($pl, $name, $params) = @_;
1167 1283
1168 my $cb = $COMMAND{$name} 1284 my $cb = $COMMAND{$name}
1200 1316
1201 cf::override; 1317 cf::override;
1202 }, 1318 },
1203); 1319);
1204 1320
1321# "readahead" all extensions
1322sub cache_extensions {
1323 my $grp = IO::AIO::aio_group;
1324
1325 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
1326 for (grep /\.ext$/, @{$_[0]}) {
1327 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328 }
1329 };
1330
1331 $grp
1332}
1333
1205sub load_extensions { 1334sub load_extensions {
1206 cf::sync_job { 1335 cf::sync_job {
1207 my %todo; 1336 my %todo;
1208 1337
1209 for my $path (<$LIBDIR/*.ext>) { 1338 for my $path (<$LIBDIR/*.ext>) {
1228 1357
1229 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1358 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1359 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231 1360
1232 $ext{source} = 1361 $ext{source} =
1233 "package $pkg; use strict; use utf8;\n" 1362 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234 . "#line 1 \"$path\"\n{\n" 1363 . "#line 1 \"$path\"\n{\n"
1235 . $source 1364 . $source
1236 . "\n};\n1"; 1365 . "\n};\n1";
1237 1366
1238 $todo{$base} = \%ext; 1367 $todo{$base} = \%ext;
1254 my $msg = $@ ? "$v->{path}: $@\n" 1383 my $msg = $@ ? "$v->{path}: $@\n"
1255 : "$v->{base}: extension inactive.\n"; 1384 : "$v->{base}: extension inactive.\n";
1256 1385
1257 if (exists $v->{meta}{mandatory}) { 1386 if (exists $v->{meta}{mandatory}) {
1258 warn $msg; 1387 warn $msg;
1259 warn "mandatory extension failed to load, exiting.\n"; 1388 cf::cleanup "mandatory extension failed to load, exiting.";
1260 exit 1;
1261 } 1389 }
1262 1390
1263 warn $msg; 1391 warn $msg;
1264 } 1392 }
1265 1393
1279 1407
1280=back 1408=back
1281 1409
1282=head2 CORE EXTENSIONS 1410=head2 CORE EXTENSIONS
1283 1411
1284Functions and methods that extend core crossfire objects. 1412Functions and methods that extend core deliantra objects.
1285 1413
1286=cut 1414=cut
1287 1415
1288package cf::player; 1416package cf::player;
1289 1417
1332 1460
1333sub exists($) { 1461sub exists($) {
1334 my ($login) = @_; 1462 my ($login) = @_;
1335 1463
1336 $cf::PLAYER{$login} 1464 $cf::PLAYER{$login}
1337 or cf::sync_job { !aio_stat path $login } 1465 or !aio_stat path $login
1338} 1466}
1339 1467
1340sub find($) { 1468sub find($) {
1341 return $cf::PLAYER{$_[0]} || do { 1469 return $cf::PLAYER{$_[0]} || do {
1342 my $login = $_[0]; 1470 my $login = $_[0];
1352 aio_unlink +(playerdir $login) . "/$login.pl"; 1480 aio_unlink +(playerdir $login) . "/$login.pl";
1353 1481
1354 my $f = new_from_file cf::object::thawer path $login 1482 my $f = new_from_file cf::object::thawer path $login
1355 or return; 1483 or return;
1356 1484
1357 $f->next;
1358 my $pl = cf::player::load_pl $f 1485 my $pl = cf::player::load_pl $f
1359 or return; 1486 or return;
1487
1360 local $cf::PLAYER_LOADING{$login} = $pl; 1488 local $cf::PLAYER_LOADING{$login} = $pl;
1361 $f->resolve_delayed_derefs; 1489 $f->resolve_delayed_derefs;
1362 $cf::PLAYER{$login} = $pl 1490 $cf::PLAYER{$login} = $pl
1363 } 1491 }
1364 } 1492 }
1374 1502
1375 return if $pl->{deny_save}; 1503 return if $pl->{deny_save};
1376 1504
1377 aio_mkdir playerdir $pl, 0770; 1505 aio_mkdir playerdir $pl, 0770;
1378 $pl->{last_save} = $cf::RUNTIME; 1506 $pl->{last_save} = $cf::RUNTIME;
1507
1508 cf::get_slot 0.01;
1379 1509
1380 $pl->save_pl ($path); 1510 $pl->save_pl ($path);
1381 cf::cede_to_tick; 1511 cf::cede_to_tick;
1382} 1512}
1383 1513
1415 my ($pl) = @_; 1545 my ($pl) = @_;
1416 1546
1417 my $name = $pl->ob->name; 1547 my $name = $pl->ob->name;
1418 1548
1419 $pl->{deny_save} = 1; 1549 $pl->{deny_save} = 1;
1420 $pl->password ("*"); # this should lock out the player until we nuked the dir 1550 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1421 1551
1422 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1552 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423 $pl->deactivate; 1553 $pl->deactivate;
1554 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555 $pl->ob->check_score;
1424 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1556 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1425 $pl->ns->destroy if $pl->ns; 1557 $pl->ns->destroy if $pl->ns;
1426 1558
1427 my $path = playerdir $pl; 1559 my $path = playerdir $pl;
1428 my $temp = "$path~$cf::RUNTIME~deleting~"; 1560 my $temp = "$path~$cf::RUNTIME~deleting~";
1467 1599
1468 for my $login (@$dirs) { 1600 for my $login (@$dirs) {
1469 my $path = path $login; 1601 my $path = path $login;
1470 1602
1471 # a .pst is a dead give-away for a valid player 1603 # a .pst is a dead give-away for a valid player
1472 unless (-e "$path.pst") { 1604 # if no pst file found, open and chekc for blocked users
1605 if (aio_stat "$path.pst") {
1473 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1606 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474 aio_read $fh, 0, 512, my $buf, 0 or next; 1607 aio_read $fh, 0, 512, my $buf, 0 or next;
1475 $buf !~ /^password -------------$/m or next; # official not-valid tag 1608 $buf !~ /^password -------------$/m or next; # official not-valid tag
1476 } 1609 }
1477 1610
1508 } 1641 }
1509 1642
1510 \@paths 1643 \@paths
1511} 1644}
1512 1645
1513=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1646=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514 1647
1515Expand crossfire pod fragments into protocol xml. 1648Expand deliantra pod fragments into protocol xml.
1516
1517=cut
1518
1519sub expand_cfpod {
1520 ((my $self), (local $_)) = @_;
1521
1522 # escape & and <
1523 s/&/&amp;/g;
1524 s/(?<![BIUGHT])</&lt;/g;
1525
1526 # this is buggy, it needs to properly take care of nested <'s
1527
1528 1 while
1529 # replace B<>, I<>, U<> etc.
1530 s/B<([^\>]*)>/<b>$1<\/b>/
1531 || s/I<([^\>]*)>/<i>$1<\/i>/
1532 || s/U<([^\>]*)>/<u>$1<\/u>/
1533 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534 # replace G<male|female> tags
1535 || s{G<([^>|]*)\|([^>]*)>}{
1536 $self->gender ? $2 : $1
1537 }ge
1538 # replace H<hint text>
1539 || s{H<([^\>]*)>}
1540 {
1541 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543 "")
1544 [$self->{hintmode}]
1545 }ge;
1546
1547 # create single paragraphs (very hackish)
1548 s/(?<=\S)\n(?=\w)/ /g;
1549
1550 # compress some whitespace
1551 s/\s+\n/\n/g; # ws line-ends
1552 s/\n\n+/\n/g; # double lines
1553 s/^\n+//; # beginning lines
1554 s/\n+$//; # ending lines
1555
1556 $_
1557}
1558
1559sub hintmode {
1560 $_[0]{hintmode} = $_[1] if @_ > 1;
1561 $_[0]{hintmode}
1562}
1563 1649
1564=item $player->ext_reply ($msgid, @msg) 1650=item $player->ext_reply ($msgid, @msg)
1565 1651
1566Sends an ext reply to the player. 1652Sends an ext reply to the player.
1567 1653
1634our $MAX_RESET = 3600; 1720our $MAX_RESET = 3600;
1635our $DEFAULT_RESET = 3000; 1721our $DEFAULT_RESET = 3000;
1636 1722
1637sub generate_random_map { 1723sub generate_random_map {
1638 my ($self, $rmp) = @_; 1724 my ($self, $rmp) = @_;
1725
1726 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727
1639 # mit "rum" bekleckern, nicht 1728 # mit "rum" bekleckern, nicht
1640 $self->_create_random_map ( 1729 $self->_create_random_map (
1641 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1730 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1731 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1732 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1765 1854
1766# the temporary/swap location 1855# the temporary/swap location
1767sub save_path { 1856sub save_path {
1768 my ($self) = @_; 1857 my ($self) = @_;
1769 1858
1770 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1859 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771 "$TMPDIR/$path.map" 1860 "$TMPDIR/$path.map"
1772} 1861}
1773 1862
1774# the unique path, undef == no special unique path 1863# the unique path, undef == no special unique path
1775sub uniq_path { 1864sub uniq_path {
1776 my ($self) = @_; 1865 my ($self) = @_;
1777 1866
1778 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1867 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779 "$UNIQUEDIR/$path" 1868 "$UNIQUEDIR/$path"
1780}
1781
1782# and all this just because we cannot iterate over
1783# all maps in C++...
1784sub change_all_map_light {
1785 my ($change) = @_;
1786
1787 $_->change_map_light ($change)
1788 for grep $_->outdoor, values %cf::MAP;
1789} 1869}
1790 1870
1791sub decay_objects { 1871sub decay_objects {
1792 my ($self) = @_; 1872 my ($self) = @_;
1793 1873
1877sub find { 1957sub find {
1878 my ($path, $origin) = @_; 1958 my ($path, $origin) = @_;
1879 1959
1880 $path = normalise $path, $origin && $origin->path; 1960 $path = normalise $path, $origin && $origin->path;
1881 1961
1882 cf::lock_wait "map_data:$path";#d#remove 1962 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883 cf::lock_wait "map_find:$path"; 1963 my $guard2 = cf::lock_acquire "map_find:$path";
1884 1964
1885 $cf::MAP{$path} || do { 1965 $cf::MAP{$path} || do {
1886 my $guard1 = cf::lock_acquire "map_find:$path";
1887 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889 my $map = new_from_path cf::map $path 1966 my $map = new_from_path cf::map $path
1890 or return; 1967 or return;
1891 1968
1892 $map->{last_save} = $cf::RUNTIME; 1969 $map->{last_save} = $cf::RUNTIME;
1893 1970
1895 or return; 1972 or return;
1896 1973
1897 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1974 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898 # doing this can freeze the server in a sync job, obviously 1975 # doing this can freeze the server in a sync job, obviously
1899 #$cf::WAIT_FOR_TICK->wait; 1976 #$cf::WAIT_FOR_TICK->wait;
1977 undef $guard2;
1900 undef $guard1; 1978 undef $guard1;
1901 undef $guard2;
1902 $map->reset; 1979 $map->reset;
1903 return find $path; 1980 return find $path;
1904 } 1981 }
1905 1982
1906 $cf::MAP{$path} = $map 1983 $cf::MAP{$path} = $map
1933 my $f = new_from_file cf::object::thawer $self->{load_path}; 2010 my $f = new_from_file cf::object::thawer $self->{load_path};
1934 $f->skip_block; 2011 $f->skip_block;
1935 $self->_load_objects ($f) 2012 $self->_load_objects ($f)
1936 or return; 2013 or return;
1937 2014
1938 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2015 $self->post_load_original
1939 if delete $self->{load_original}; 2016 if delete $self->{load_original};
1940 2017
1941 if (my $uniq = $self->uniq_path) { 2018 if (my $uniq = $self->uniq_path) {
1942 utf8::encode $uniq; 2019 utf8::encode $uniq;
1943 unless (aio_stat $uniq) { 2020 unless (aio_stat $uniq) {
1961 unless ($self->{deny_activate}) { 2038 unless ($self->{deny_activate}) {
1962 $self->decay_objects; 2039 $self->decay_objects;
1963 $self->fix_auto_apply; 2040 $self->fix_auto_apply;
1964 $self->update_buttons; 2041 $self->update_buttons;
1965 cf::cede_to_tick; 2042 cf::cede_to_tick;
1966 $self->set_darkness_map;
1967 cf::cede_to_tick;
1968 $self->activate; 2043 $self->activate;
1969 } 2044 }
1970 2045
1971 $self->{last_save} = $cf::RUNTIME; 2046 $self->{last_save} = $cf::RUNTIME;
1972 $self->last_access ($cf::RUNTIME); 2047 $self->last_access ($cf::RUNTIME);
1973 2048
1974 $self->in_memory (cf::MAP_IN_MEMORY); 2049 $self->in_memory (cf::MAP_ACTIVE);
1975 } 2050 }
1976 2051
1977 $self->post_load; 2052 $self->post_load;
1978} 2053}
1979 2054
2037 my ($path, $origin, $load) = @_; 2112 my ($path, $origin, $load) = @_;
2038 2113
2039 $path = normalise $path, $origin && $origin->{path}; 2114 $path = normalise $path, $origin && $origin->{path};
2040 2115
2041 if (my $map = $cf::MAP{$path}) { 2116 if (my $map = $cf::MAP{$path}) {
2042 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2117 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043 } 2118 }
2044 2119
2045 $MAP_PREFETCH{$path} |= $load; 2120 $MAP_PREFETCH{$path} |= $load;
2046 2121
2047 $MAP_PREFETCHER ||= cf::async { 2122 $MAP_PREFETCHER ||= cf::async {
2123 $Coro::current->{desc} = "map prefetcher";
2124
2048 while (%MAP_PREFETCH) { 2125 while (%MAP_PREFETCH) {
2049 while (my ($k, $v) = each %MAP_PREFETCH) { 2126 while (my ($k, $v) = each %MAP_PREFETCH) {
2050 if (my $map = find $k) { 2127 if (my $map = find $k) {
2051 $map->load if $v; 2128 $map->load if $v;
2052 } 2129 }
2078 return if $self->{deny_save}; 2155 return if $self->{deny_save};
2079 2156
2080 local $self->{last_access} = $self->last_access;#d# 2157 local $self->{last_access} = $self->last_access;#d#
2081 2158
2082 cf::async { 2159 cf::async {
2160 $Coro::current->{desc} = "map player save";
2083 $_->contr->save for $self->players; 2161 $_->contr->save for $self->players;
2084 }; 2162 };
2163
2164 cf::get_slot 0.02;
2085 2165
2086 if ($uniq) { 2166 if ($uniq) {
2087 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2167 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2168 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2089 } else { 2169 } else {
2098 $self->save; 2178 $self->save;
2099 2179
2100 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2180 my $lock = cf::lock_acquire "map_data:$self->{path}";
2101 2181
2102 return if $self->players; 2182 return if $self->players;
2103 return if $self->in_memory != cf::MAP_IN_MEMORY; 2183 return if $self->in_memory != cf::MAP_ACTIVE;
2104 return if $self->{deny_save}; 2184 return if $self->{deny_save};
2105 2185
2106 $self->in_memory (cf::MAP_SWAPPED); 2186 $self->in_memory (cf::MAP_SWAPPED);
2107 2187
2108 $self->deactivate; 2188 $self->deactivate;
2226 2306
2227sub unique_maps() { 2307sub unique_maps() {
2228 [ 2308 [
2229 map { 2309 map {
2230 utf8::decode $_; 2310 utf8::decode $_;
2231 /\.map$/ 2311 s/\.map$//; # TODO future compatibility hack
2312 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2313 ? ()
2232 ? normalise $_ 2314 : normalise $_
2233 : ()
2234 } @{ aio_readdir $UNIQUEDIR or [] } 2315 } @{ aio_readdir $UNIQUEDIR or [] }
2235 ] 2316 ]
2236} 2317}
2237 2318
2238package cf;
2239
2240=back 2319=back
2241 2320
2242=head3 cf::object 2321=head3 cf::object
2243 2322
2244=cut 2323=cut
2247 2326
2248=over 4 2327=over 4
2249 2328
2250=item $ob->inv_recursive 2329=item $ob->inv_recursive
2251 2330
2252Returns the inventory of the object _and_ their inventories, recursively. 2331Returns the inventory of the object I<and> their inventories, recursively,
2332but I<not> the object itself.
2253 2333
2254=cut 2334=cut
2255 2335
2256sub inv_recursive_; 2336sub inv_recursive_;
2257sub inv_recursive_ { 2337sub inv_recursive_ {
2262 inv_recursive_ inv $_[0] 2342 inv_recursive_ inv $_[0]
2263} 2343}
2264 2344
2265=item $ref = $ob->ref 2345=item $ref = $ob->ref
2266 2346
2267creates and returns a persistent reference to an objetc that can be stored as a string. 2347Creates and returns a persistent reference to an object that can be stored as a string.
2268 2348
2269=item $ob = cf::object::deref ($refstring) 2349=item $ob = cf::object::deref ($refstring)
2270 2350
2271returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2351returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272even if the object actually exists. May block. 2352even if the object actually exists. May block.
2274=cut 2354=cut
2275 2355
2276sub deref { 2356sub deref {
2277 my ($ref) = @_; 2357 my ($ref) = @_;
2278 2358
2279 # temporary compatibility#TODO#remove
2280 $ref =~ s{^<}{player/<};
2281
2282 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2359 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283 my ($uuid, $name) = ($1, $2); 2360 my ($uuid, $name) = ($1, $2);
2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2361 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285 or return; 2362 or return;
2286 $pl->ob->uuid eq $uuid 2363 $pl->ob->uuid eq $uuid
2287 or return; 2364 or return;
2307can be C<undef>. Does the right thing when the player is currently in a 2384can be C<undef>. Does the right thing when the player is currently in a
2308dialogue with the given NPC character. 2385dialogue with the given NPC character.
2309 2386
2310=cut 2387=cut
2311 2388
2389our $SAY_CHANNEL = {
2390 id => "say",
2391 title => "Map",
2392 reply => "say ",
2393 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2394};
2395
2396our $CHAT_CHANNEL = {
2397 id => "chat",
2398 title => "Chat",
2399 reply => "chat ",
2400 tooltip => "Player chat and shouts, global to the server.",
2401};
2402
2312# rough implementation of a future "reply" method that works 2403# rough implementation of a future "reply" method that works
2313# with dialog boxes. 2404# with dialog boxes.
2314#TODO: the first argument must go, split into a $npc->reply_to ( method 2405#TODO: the first argument must go, split into a $npc->reply_to ( method
2315sub cf::object::player::reply($$$;$) { 2406sub cf::object::player::reply($$$;$) {
2316 my ($self, $npc, $msg, $flags) = @_; 2407 my ($self, $npc, $msg, $flags) = @_;
2327 my $dialog = $pl->{npc_dialog}; 2418 my $dialog = $pl->{npc_dialog};
2328 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2419 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329 2420
2330 } else { 2421 } else {
2331 $msg = $npc->name . " says: $msg" if $npc; 2422 $msg = $npc->name . " says: $msg" if $npc;
2332 $self->message ($msg, $flags); 2423 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333 } 2424 }
2334 } 2425 }
2335} 2426}
2336 2427
2337=item $object->send_msg ($channel, $msg, $color, [extra...]) 2428=item $object->send_msg ($channel, $msg, $color, [extra...])
2362 2453
2363=item $player_object->enter_link 2454=item $player_object->enter_link
2364 2455
2365Freezes the player and moves him/her to a special map (C<{link}>). 2456Freezes the player and moves him/her to a special map (C<{link}>).
2366 2457
2367The player should be reasonably safe there for short amounts of time. You 2458The player should be reasonably safe there for short amounts of time (e.g.
2368I<MUST> call C<leave_link> as soon as possible, though. 2459for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460though, as the palyer cannot control the character while it is on the link
2461map.
2369 2462
2370Will never block. 2463Will never block.
2371 2464
2372=item $player_object->leave_link ($map, $x, $y) 2465=item $player_object->leave_link ($map, $x, $y)
2373 2466
2431 2524
2432 $map->load; 2525 $map->load;
2433 $map->load_neighbours; 2526 $map->load_neighbours;
2434 2527
2435 return unless $self->contr->active; 2528 return unless $self->contr->active;
2529 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436 $self->activate_recursive; 2530 $self->activate_recursive;
2437 2531
2438 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2532 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439 $self->enter_map ($map, $x, $y); 2533 $self->enter_map ($map, $x, $y);
2440} 2534}
2445her, loading and preparing them map, calling the provided $check callback 2539her, loading and preparing them map, calling the provided $check callback
2446that has to return the map if sucecssful, and then unfreezes the player on 2540that has to return the map if sucecssful, and then unfreezes the player on
2447the new (success) or old (failed) map position. In either case, $done will 2541the new (success) or old (failed) map position. In either case, $done will
2448be called at the end of this process. 2542be called at the end of this process.
2449 2543
2544Note that $check will be called with a potentially non-loaded map, so if
2545it needs a loaded map it has to call C<< ->load >>.
2546
2450=cut 2547=cut
2451 2548
2452our $GOTOGEN; 2549our $GOTOGEN;
2453 2550
2454sub cf::object::player::goto { 2551sub cf::object::player::goto {
2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2555 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459 2556
2460 $self->enter_link; 2557 $self->enter_link;
2461 2558
2462 (async { 2559 (async {
2560 $Coro::current->{desc} = "player::goto $path $x $y";
2561
2562 # *tag paths override both path and x|y
2563 if ($path =~ /^\*(.*)$/) {
2564 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2565 my $ob = $obs[rand @obs];
2566
2567 # see if we actually can go there
2568 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2569 $ob = $obs[rand @obs];
2570 } else {
2571 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2572 }
2573 # else put us there anyways for now #d#
2574
2575 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2576 } else {
2577 ($path, $x, $y) = (undef, undef, undef);
2578 }
2579 }
2580
2463 my $map = eval { 2581 my $map = eval {
2464 my $map = cf::map::find $path; 2582 my $map = defined $path ? cf::map::find $path : undef;
2465 2583
2466 if ($map) { 2584 if ($map) {
2467 $map = $map->customise_for ($self); 2585 $map = $map->customise_for ($self);
2468 $map = $check->($map) if $check && $map; 2586 $map = $check->($map) if $check && $map;
2469 } else { 2587 } else {
2470 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2588 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471 } 2589 }
2472 2590
2473 $map 2591 $map
2474 }; 2592 };
2475 2593
2511} 2629}
2512 2630
2513sub prepare_random_map { 2631sub prepare_random_map {
2514 my ($exit) = @_; 2632 my ($exit) = @_;
2515 2633
2516 my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518 # all this does is basically replace the /! path by 2634 # all this does is basically replace the /! path by
2519 # a new random map path (?random/...) with a seed 2635 # a new random map path (?random/...) with a seed
2520 # that depends on the exit object 2636 # that depends on the exit object
2521 2637
2522 my $rmp = parse_random_map_params $exit->msg; 2638 my $rmp = parse_random_map_params $exit->msg;
2524 if ($exit->map) { 2640 if ($exit->map) {
2525 $rmp->{region} = $exit->region->name; 2641 $rmp->{region} = $exit->region->name;
2526 $rmp->{origin_map} = $exit->map->path; 2642 $rmp->{origin_map} = $exit->map->path;
2527 $rmp->{origin_x} = $exit->x; 2643 $rmp->{origin_x} = $exit->x;
2528 $rmp->{origin_y} = $exit->y; 2644 $rmp->{origin_y} = $exit->y;
2645
2646 $exit->map->touch;
2529 } 2647 }
2530 2648
2531 $rmp->{random_seed} ||= $exit->random_seed; 2649 $rmp->{random_seed} ||= $exit->random_seed;
2532 2650
2533 my $data = cf::to_json $rmp; 2651 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534 my $md5 = Digest::MD5::md5_hex $data; 2652 my $md5 = Digest::MD5::md5_hex $data;
2535 my $meta = "$RANDOMDIR/$md5.meta"; 2653 my $meta = "$RANDOMDIR/$md5.meta";
2536 2654
2537 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2655 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538 aio_write $fh, 0, (length $data), $data, 0; 2656 aio_write $fh, 0, (length $data), $data, 0;
2539 undef $fh; 2657 undef $fh;
2540 aio_rename "$meta~", $meta; 2658 aio_rename "$meta~", $meta;
2541 2659
2660 my $slaying = "?random/$md5";
2661
2662 if ($exit->valid) {
2542 $exit->slaying ("?random/$md5"); 2663 $exit->slaying ("?random/$md5");
2543 $exit->msg (undef); 2664 $exit->msg (undef);
2665 }
2544 } 2666 }
2545} 2667}
2546 2668
2547sub cf::object::player::enter_exit { 2669sub cf::object::player::enter_exit {
2548 my ($self, $exit) = @_; 2670 my ($self, $exit) = @_;
2549 2671
2550 return unless $self->type == cf::PLAYER; 2672 return unless $self->type == cf::PLAYER;
2551 2673
2552 if ($exit->slaying eq "/!") {
2553 #TODO: this should de-fi-ni-te-ly not be a sync-job
2554 # the problem is that $exit might not survive long enough
2555 # so it needs to be done right now, right here
2556 cf::sync_job { prepare_random_map $exit };
2557 }
2558
2559 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560 my $hp = $exit->stats->hp;
2561 my $sp = $exit->stats->sp;
2562
2563 $self->enter_link; 2674 $self->enter_link;
2564 2675
2565 # if exit is damned, update players death & WoR home-position
2566 $self->contr->savebed ($slaying, $hp, $sp)
2567 if $exit->flag (FLAG_DAMNED);
2568
2569 (async { 2676 (async {
2570 $self->deactivate_recursive; # just to be sure 2677 $Coro::current->{desc} = "enter_exit";
2678
2571 unless (eval { 2679 unless (eval {
2680 $self->deactivate_recursive; # just to be sure
2681
2682 # random map handling
2683 {
2684 my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686 prepare_random_map $exit
2687 if $exit->slaying eq "/!";
2688 }
2689
2690 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2691 my $x = $exit->stats->hp;
2692 my $y = $exit->stats->sp;
2693
2572 $self->goto ($slaying, $hp, $sp); 2694 $self->goto ($map, $x, $y);
2573 2695
2696 # if exit is damned, update players death & WoR home-position
2697 $self->contr->savebed ($map, $x, $y)
2698 if $exit->flag (cf::FLAG_DAMNED);
2699
2574 1; 2700 1
2575 }) { 2701 }) {
2576 $self->message ("Something went wrong deep within the crossfire server. " 2702 $self->message ("Something went wrong deep within the deliantra server. "
2577 . "I'll try to bring you back to the map you were before. " 2703 . "I'll try to bring you back to the map you were before. "
2578 . "Please report this to the dungeon master!", 2704 . "Please report this to the dungeon master!",
2579 cf::NDI_UNIQUE | cf::NDI_RED); 2705 cf::NDI_UNIQUE | cf::NDI_RED);
2580 2706
2581 warn "ERROR in enter_exit: $@"; 2707 warn "ERROR in enter_exit: $@";
2609the message, with C<log> being the default. If C<$color> is negative, suppress 2735the message, with C<log> being the default. If C<$color> is negative, suppress
2610the message unless the client supports the msg packet. 2736the message unless the client supports the msg packet.
2611 2737
2612=cut 2738=cut
2613 2739
2740# non-persistent channels (usually the info channel)
2614our %CHANNEL = ( 2741our %CHANNEL = (
2615 "c/identify" => { 2742 "c/identify" => {
2616 id => "identify", 2743 id => "infobox",
2617 title => "Identify", 2744 title => "Identify",
2618 reply => undef, 2745 reply => undef,
2619 tooltip => "Items recently identified", 2746 tooltip => "Items recently identified",
2620 }, 2747 },
2621 "c/examine" => { 2748 "c/examine" => {
2622 id => "examine", 2749 id => "infobox",
2623 title => "Examine", 2750 title => "Examine",
2624 reply => undef, 2751 reply => undef,
2625 tooltip => "Signs and other items you examined", 2752 tooltip => "Signs and other items you examined",
2626 }, 2753 },
2754 "c/book" => {
2755 id => "infobox",
2756 title => "Book",
2757 reply => undef,
2758 tooltip => "The contents of a note or book",
2759 },
2760 "c/lookat" => {
2761 id => "infobox",
2762 title => "Look",
2763 reply => undef,
2764 tooltip => "What you saw there",
2765 },
2766 "c/who" => {
2767 id => "infobox",
2768 title => "Players",
2769 reply => undef,
2770 tooltip => "Shows players who are currently online",
2771 },
2772 "c/body" => {
2773 id => "infobox",
2774 title => "Body Parts",
2775 reply => undef,
2776 tooltip => "Shows which body parts you posess and are available",
2777 },
2778 "c/statistics" => {
2779 id => "infobox",
2780 title => "Statistics",
2781 reply => undef,
2782 tooltip => "Shows your primary statistics",
2783 },
2784 "c/skills" => {
2785 id => "infobox",
2786 title => "Skills",
2787 reply => undef,
2788 tooltip => "Shows your experience per skill and item power",
2789 },
2790 "c/shopitems" => {
2791 id => "infobox",
2792 title => "Shop Items",
2793 reply => undef,
2794 tooltip => "Shows the items currently for sale in this shop",
2795 },
2796 "c/resistances" => {
2797 id => "infobox",
2798 title => "Resistances",
2799 reply => undef,
2800 tooltip => "Shows your resistances",
2801 },
2802 "c/pets" => {
2803 id => "infobox",
2804 title => "Pets",
2805 reply => undef,
2806 tooltip => "Shows information abotu your pets/a specific pet",
2807 },
2808 "c/uptime" => {
2809 id => "infobox",
2810 title => "Uptime",
2811 reply => undef,
2812 tooltip => "How long the server has been running since last restart",
2813 },
2814 "c/mapinfo" => {
2815 id => "infobox",
2816 title => "Map Info",
2817 reply => undef,
2818 tooltip => "Information related to the maps",
2819 },
2820 "c/party" => {
2821 id => "party",
2822 title => "Party",
2823 reply => "gsay ",
2824 tooltip => "Messages and chat related to your party",
2825 },
2826 "c/death" => {
2827 id => "death",
2828 title => "Death",
2829 reply => undef,
2830 tooltip => "Reason for and more info about your most recent death",
2831 },
2832 "c/say" => $SAY_CHANNEL,
2833 "c/chat" => $CHAT_CHANNEL,
2627); 2834);
2628 2835
2629sub cf::client::send_msg { 2836sub cf::client::send_msg {
2630 my ($self, $channel, $msg, $color, @extra) = @_; 2837 my ($self, $channel, $msg, $color, @extra) = @_;
2631 2838
2632 $msg = $self->pl->expand_cfpod ($msg); 2839 $msg = $self->pl->expand_cfpod ($msg)
2840 unless $color & cf::NDI_VERBATIM;
2633 2841
2634 $color &= cf::NDI_CLIENT_MASK; # just in case... 2842 $color &= cf::NDI_CLIENT_MASK; # just in case...
2635 2843
2636 # check predefined channels, for the benefit of C 2844 # check predefined channels, for the benefit of C
2637 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2845 if ($CHANNEL{$channel}) {
2846 $channel = $CHANNEL{$channel};
2638 2847
2848 $self->ext_msg (channel_info => $channel);
2849 $channel = $channel->{id};
2850
2639 if (ref $channel) { 2851 } elsif (ref $channel) {
2640 # send meta info to client, if not yet sent 2852 # send meta info to client, if not yet sent
2641 unless (exists $self->{channel}{$channel->{id}}) { 2853 unless (exists $self->{channel}{$channel->{id}}) {
2642 $self->{channel}{$channel->{id}} = $channel; 2854 $self->{channel}{$channel->{id}} = $channel;
2643 $self->ext_msg (channel_info => $channel) 2855 $self->ext_msg (channel_info => $channel);
2644 if $self->can_msg;
2645 } 2856 }
2646 2857
2647 $channel = $channel->{id}; 2858 $channel = $channel->{id};
2648 } 2859 }
2649 2860
2650 return unless @extra || length $msg; 2861 return unless @extra || length $msg;
2651 2862
2652 if ($self->can_msg) {
2653 # default colour, mask it out 2863 # default colour, mask it out
2654 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2864 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655 if $color & cf::NDI_DEF; 2865 if $color & cf::NDI_DEF;
2656 2866
2657 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2867 my $pkt = "msg "
2868 . $self->{json_coder}->encode (
2658 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2869 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659 } else { 2870 );
2660 if ($color >= 0) {
2661 # replace some tags by gcfclient-compatible ones
2662 for ($msg) {
2663 1 while
2664 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669 }
2670 2871
2671 $color &= cf::NDI_COLOR_MASK; 2872 # try lzf for large packets
2873 $pkt = "lzf " . Compress::LZF::compress $pkt
2874 if 1024 <= length $pkt and $self->{can_lzf};
2672 2875
2673 utf8::encode $msg; 2876 # split very large packets
2674 2877 if (8192 < length $pkt and $self->{can_lzf}) {
2675 if (0 && $msg =~ /\[/) { 2878 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2676 # COMMAND/INFO 2879 $pkt = "frag";
2677 $self->send_packet ("drawextinfo $color 10 8 $msg")
2678 } else {
2679 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680 $self->send_packet ("drawinfo $color $msg")
2681 }
2682 }
2683 } 2880 }
2881
2882 $self->send_packet ($pkt);
2684} 2883}
2685 2884
2686=item $client->ext_msg ($type, @msg) 2885=item $client->ext_msg ($type, @msg)
2687 2886
2688Sends an ext event to the client. 2887Sends an ext event to the client.
2861=pod 3060=pod
2862 3061
2863The following functions and methods are available within a safe environment: 3062The following functions and methods are available within a safe environment:
2864 3063
2865 cf::object 3064 cf::object
2866 contr pay_amount pay_player map x y force_find force_add 3065 contr pay_amount pay_player map x y force_find force_add destroy
2867 insert remove name archname title slaying race decrease_ob_nr 3066 insert remove name archname title slaying race decrease split
3067 value
2868 3068
2869 cf::object::player 3069 cf::object::player
2870 player 3070 player
2871 3071
2872 cf::player 3072 cf::player
2877 3077
2878=cut 3078=cut
2879 3079
2880for ( 3080for (
2881 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3081 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882 insert remove inv name archname title slaying race 3082 insert remove inv nrof name archname title slaying race
2883 decrease_ob_nr)], 3083 decrease split destroy change_exp value msg lore send_msg)],
2884 ["cf::object::player" => qw(player)], 3084 ["cf::object::player" => qw(player)],
2885 ["cf::player" => qw(peaceful)], 3085 ["cf::player" => qw(peaceful send_msg)],
2886 ["cf::map" => qw(trigger)], 3086 ["cf::map" => qw(trigger)],
2887) { 3087) {
2888 no strict 'refs'; 3088 no strict 'refs';
2889 my ($pkg, @funs) = @$_; 3089 my ($pkg, @funs) = @$_;
2890 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3090 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2907 my ($code, %vars) = @_; 3107 my ($code, %vars) = @_;
2908 3108
2909 my $qcode = $code; 3109 my $qcode = $code;
2910 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3110 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2911 $qcode =~ s/\n/\\n/g; 3111 $qcode =~ s/\n/\\n/g;
3112
3113 %vars = (_dummy => 0) unless %vars;
2912 3114
2913 local $_; 3115 local $_;
2914 local @safe::cf::_safe_eval_args = values %vars; 3116 local @safe::cf::_safe_eval_args = values %vars;
2915 3117
2916 my $eval = 3118 my $eval =
2993 { 3195 {
2994 my $faces = $facedata->{faceinfo}; 3196 my $faces = $facedata->{faceinfo};
2995 3197
2996 while (my ($face, $info) = each %$faces) { 3198 while (my ($face, $info) = each %$faces) {
2997 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3199 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3200
2998 cf::face::set_visibility $idx, $info->{visibility}; 3201 cf::face::set_visibility $idx, $info->{visibility};
2999 cf::face::set_magicmap $idx, $info->{magicmap}; 3202 cf::face::set_magicmap $idx, $info->{magicmap};
3000 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3203 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3001 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3204 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3002 3205
3003 cf::cede_to_tick; 3206 cf::cede_to_tick;
3004 } 3207 }
3005 3208
3006 while (my ($face, $info) = each %$faces) { 3209 while (my ($face, $info) = each %$faces) {
3007 next unless $info->{smooth}; 3210 next unless $info->{smooth};
3211
3008 my $idx = cf::face::find $face 3212 my $idx = cf::face::find $face
3009 or next; 3213 or next;
3214
3010 if (my $smooth = cf::face::find $info->{smooth}) { 3215 if (my $smooth = cf::face::find $info->{smooth}) {
3011 cf::face::set_smooth $idx, $smooth; 3216 cf::face::set_smooth $idx, $smooth;
3012 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3217 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013 } else { 3218 } else {
3014 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3219 warn "smooth face '$info->{smooth}' not found for face '$face'";
3032 { 3237 {
3033 # TODO: for gcfclient pleasure, we should give resources 3238 # TODO: for gcfclient pleasure, we should give resources
3034 # that gcfclient doesn't grok a >10000 face index. 3239 # that gcfclient doesn't grok a >10000 face index.
3035 my $res = $facedata->{resource}; 3240 my $res = $facedata->{resource};
3036 3241
3037 my $soundconf = delete $res->{"res/sound.conf"};
3038
3039 while (my ($name, $info) = each %$res) { 3242 while (my ($name, $info) = each %$res) {
3243 if (defined $info->{type}) {
3040 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3244 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041 my $data; 3245 my $data;
3042 3246
3043 if ($info->{type} & 1) { 3247 if ($info->{type} & 1) {
3044 # prepend meta info 3248 # prepend meta info
3045 3249
3046 my $meta = $enc->encode ({ 3250 my $meta = $enc->encode ({
3047 name => $name, 3251 name => $name,
3048 %{ $info->{meta} || {} }, 3252 %{ $info->{meta} || {} },
3049 }); 3253 });
3050 3254
3051 $data = pack "(w/a*)*", $meta, $info->{data}; 3255 $data = pack "(w/a*)*", $meta, $info->{data};
3256 } else {
3257 $data = $info->{data};
3258 }
3259
3260 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3261 cf::face::set_type $idx, $info->{type};
3052 } else { 3262 } else {
3053 $data = $info->{data}; 3263 $RESOURCE{$name} = $info;
3054 } 3264 }
3055 3265
3056 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057 cf::face::set_type $idx, $info->{type};
3058
3059 cf::cede_to_tick; 3266 cf::cede_to_tick;
3060 } 3267 }
3061
3062 if ($soundconf) {
3063 $soundconf = $enc->decode (delete $soundconf->{data});
3064
3065 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066 my $sound = $soundconf->{compat}[$_]
3067 or next;
3068
3069 my $face = cf::face::find "sound/$sound->[1]";
3070 cf::sound::set $sound->[0] => $face;
3071 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072 }
3073
3074 while (my ($k, $v) = each %{$soundconf->{event}}) {
3075 my $face = cf::face::find "sound/$v";
3076 cf::sound::set $k => $face;
3077 }
3078 }
3079 } 3268 }
3269
3270 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080 3271
3081 1 3272 1
3082} 3273}
3274
3275cf::global->attach (on_resource_update => sub {
3276 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3277 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3278
3279 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3280 my $sound = $soundconf->{compat}[$_]
3281 or next;
3282
3283 my $face = cf::face::find "sound/$sound->[1]";
3284 cf::sound::set $sound->[0] => $face;
3285 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3286 }
3287
3288 while (my ($k, $v) = each %{$soundconf->{event}}) {
3289 my $face = cf::face::find "sound/$v";
3290 cf::sound::set $k => $face;
3291 }
3292 }
3293});
3083 3294
3084register_exticmd fx_want => sub { 3295register_exticmd fx_want => sub {
3085 my ($ns, $want) = @_; 3296 my ($ns, $want) = @_;
3086 3297
3087 while (my ($k, $v) = each %$want) { 3298 while (my ($k, $v) = each %$want) {
3088 $ns->fx_want ($k, $v); 3299 $ns->fx_want ($k, $v);
3089 } 3300 }
3090}; 3301};
3302
3303sub load_resource_file($) {
3304 my $guard = lock_acquire "load_resource_file";
3305
3306 my $status = load_resource_file_ $_[0];
3307 get_slot 0.1, 100;
3308 cf::arch::commit_load;
3309
3310 $status
3311}
3091 3312
3092sub reload_regions { 3313sub reload_regions {
3093 # HACK to clear player env face cache, we need some signal framework 3314 # HACK to clear player env face cache, we need some signal framework
3094 # for this (global event?) 3315 # for this (global event?)
3095 %ext::player_env::MUSIC_FACE_CACHE = (); 3316 %ext::player_env::MUSIC_FACE_CACHE = ();
3109} 3330}
3110 3331
3111sub reload_archetypes { 3332sub reload_archetypes {
3112 load_resource_file "$DATADIR/archetypes" 3333 load_resource_file "$DATADIR/archetypes"
3113 or die "unable to load archetypes\n"; 3334 or die "unable to load archetypes\n";
3114 #d# NEED to laod twice to resolve forward references
3115 # this really needs to be done in an extra post-pass
3116 # (which needs to be synchronous, so solve it differently)
3117 load_resource_file "$DATADIR/archetypes"
3118 or die "unable to load archetypes\n";
3119} 3335}
3120 3336
3121sub reload_treasures { 3337sub reload_treasures {
3122 load_resource_file "$DATADIR/treasures" 3338 load_resource_file "$DATADIR/treasures"
3123 or die "unable to load treasurelists\n"; 3339 or die "unable to load treasurelists\n";
3124} 3340}
3125 3341
3126sub reload_resources { 3342sub reload_resources {
3127 warn "reloading resource files...\n"; 3343 warn "reloading resource files...\n";
3128 3344
3345 reload_facedata;
3346 reload_archetypes;
3129 reload_regions; 3347 reload_regions;
3130 reload_facedata;
3131 #reload_archetypes;#d#
3132 reload_archetypes;
3133 reload_treasures; 3348 reload_treasures;
3134 3349
3135 warn "finished reloading resource files\n"; 3350 warn "finished reloading resource files\n";
3136}
3137
3138sub init {
3139 reload_resources;
3140} 3351}
3141 3352
3142sub reload_config { 3353sub reload_config {
3143 open my $fh, "<:utf8", "$CONFDIR/config" 3354 open my $fh, "<:utf8", "$CONFDIR/config"
3144 or return; 3355 or return;
3145 3356
3146 local $/; 3357 local $/;
3147 *CFG = YAML::Syck::Load <$fh>; 3358 *CFG = YAML::Load <$fh>;
3148 3359
3149 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3360 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3150 3361
3151 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3362 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3363 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3158 }; 3369 };
3159 warn $@ if $@; 3370 warn $@ if $@;
3160 } 3371 }
3161} 3372}
3162 3373
3374sub pidfile() {
3375 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3376 or die "$PIDFILE: $!";
3377 flock $fh, &Fcntl::LOCK_EX
3378 or die "$PIDFILE: flock: $!";
3379 $fh
3380}
3381
3382# make sure only one server instance is running at any one time
3383sub atomic {
3384 my $fh = pidfile;
3385
3386 my $pid = <$fh>;
3387 kill 9, $pid if $pid > 0;
3388
3389 seek $fh, 0, 0;
3390 print $fh $$;
3391}
3392
3163sub main { 3393sub main {
3394 cf::init_globals; # initialise logging
3395
3396 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3397 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3398 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3399 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3400
3401 cf::init_experience;
3402 cf::init_anim;
3403 cf::init_attackmess;
3404 cf::init_dynamic;
3405
3406 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3407
3164 # we must not ever block the main coroutine 3408 # we must not ever block the main coroutine
3165 local $Coro::idle = sub { 3409 local $Coro::idle = sub {
3166 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3410 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167 (async { 3411 (async {
3168 Event::one_event; 3412 $Coro::current->{desc} = "IDLE BUG HANDLER";
3413 EV::loop EV::LOOP_ONESHOT;
3169 })->prio (Coro::PRIO_MAX); 3414 })->prio (Coro::PRIO_MAX);
3170 }; 3415 };
3171 3416
3417 evthread_start IO::AIO::poll_fileno;
3418
3419 cf::sync_job {
3420 reload_resources;
3172 reload_config; 3421 reload_config;
3173 db_init; 3422 db_init;
3423
3424 cf::load_settings;
3425 cf::load_materials;
3426 cf::init_uuid;
3427 cf::init_signals;
3428 cf::init_commands;
3429 cf::init_skills;
3430
3431 cf::init_beforeplay;
3432
3433 atomic;
3434
3174 load_extensions; 3435 load_extensions;
3175 3436
3176 $TICK_WATCHER->start; 3437 utime time, time, $RUNTIMEFILE;
3438
3439 # no (long-running) fork's whatsoever before this point(!)
3440 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3441
3442 (pop @POST_INIT)->(0) while @POST_INIT;
3443 };
3444
3177 Event::loop; 3445 EV::loop;
3178} 3446}
3179 3447
3180############################################################################# 3448#############################################################################
3181# initialisation and cleanup 3449# initialisation and cleanup
3182 3450
3183# install some emergency cleanup handlers 3451# install some emergency cleanup handlers
3184BEGIN { 3452BEGIN {
3453 our %SIGWATCHER = ();
3185 for my $signal (qw(INT HUP TERM)) { 3454 for my $signal (qw(INT HUP TERM)) {
3186 Event->signal ( 3455 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3187 reentrant => 0,
3188 data => WF_AUTOCANCEL,
3189 signal => $signal,
3190 prio => 0,
3191 cb => sub {
3192 cf::cleanup "SIG$signal"; 3456 cf::cleanup "SIG$signal";
3193 },
3194 ); 3457 };
3195 } 3458 }
3196} 3459}
3197 3460
3198sub write_runtime { 3461sub write_runtime_sync {
3199 my $runtime = "$LOCALDIR/runtime";
3200
3201 # first touch the runtime file to show we are still running: 3462 # first touch the runtime file to show we are still running:
3202 # the fsync below can take a very very long time. 3463 # the fsync below can take a very very long time.
3203 3464
3204 IO::AIO::aio_utime $runtime, undef, undef; 3465 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205 3466
3206 my $guard = cf::lock_acquire "write_runtime"; 3467 my $guard = cf::lock_acquire "write_runtime";
3207 3468
3208 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3469 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3209 or return; 3470 or return;
3210 3471
3211 my $value = $cf::RUNTIME + 90 + 10; 3472 my $value = $cf::RUNTIME + 90 + 10;
3212 # 10 is the runtime save interval, for a monotonic clock 3473 # 10 is the runtime save interval, for a monotonic clock
3213 # 60 allows for the watchdog to kill the server. 3474 # 60 allows for the watchdog to kill the server.
3223 aio_utime $fh, undef, undef; 3484 aio_utime $fh, undef, undef;
3224 3485
3225 close $fh 3486 close $fh
3226 or return; 3487 or return;
3227 3488
3228 aio_rename "$runtime~", $runtime 3489 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229 and return; 3490 and return;
3230 3491
3231 warn "runtime file written.\n"; 3492 warn "runtime file written.\n";
3232 3493
3233 1 3494 1
3495}
3496
3497our $uuid_lock;
3498our $uuid_skip;
3499
3500sub write_uuid_sync($) {
3501 $uuid_skip ||= $_[0];
3502
3503 return if $uuid_lock;
3504 local $uuid_lock = 1;
3505
3506 my $uuid = "$LOCALDIR/uuid";
3507
3508 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3509 or return;
3510
3511 my $value = uuid_seq uuid_cur;
3512
3513 unless ($value) {
3514 warn "cowardly refusing to write zero uuid value!\n";
3515 return;
3516 }
3517
3518 my $value = uuid_str $value + $uuid_skip;
3519 $uuid_skip = 0;
3520
3521 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3522 and return;
3523
3524 # always fsync - this file is important
3525 aio_fsync $fh
3526 and return;
3527
3528 close $fh
3529 or return;
3530
3531 aio_rename "$uuid~", $uuid
3532 and return;
3533
3534 warn "uuid file written ($value).\n";
3535
3536 1
3537
3538}
3539
3540sub write_uuid($$) {
3541 my ($skip, $sync) = @_;
3542
3543 $sync ? write_uuid_sync $skip
3544 : async { write_uuid_sync $skip };
3234} 3545}
3235 3546
3236sub emergency_save() { 3547sub emergency_save() {
3237 my $freeze_guard = cf::freeze_mainloop; 3548 my $freeze_guard = cf::freeze_mainloop;
3238 3549
3239 warn "enter emergency perl save\n"; 3550 warn "emergency_perl_save: enter\n";
3240 3551
3241 cf::sync_job { 3552 cf::sync_job {
3553 # this is a trade-off: we want to be very quick here, so
3554 # save all maps without fsync, and later call a global sync
3555 # (which in turn might be very very slow)
3556 local $USE_FSYNC = 0;
3557
3242 # use a peculiar iteration method to avoid tripping on perl 3558 # use a peculiar iteration method to avoid tripping on perl
3243 # refcount bugs in for. also avoids problems with players 3559 # refcount bugs in for. also avoids problems with players
3244 # and maps saved/destroyed asynchronously. 3560 # and maps saved/destroyed asynchronously.
3245 warn "begin emergency player save\n"; 3561 warn "emergency_perl_save: begin player save\n";
3246 for my $login (keys %cf::PLAYER) { 3562 for my $login (keys %cf::PLAYER) {
3247 my $pl = $cf::PLAYER{$login} or next; 3563 my $pl = $cf::PLAYER{$login} or next;
3248 $pl->valid or next; 3564 $pl->valid or next;
3565 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249 $pl->save; 3566 $pl->save;
3250 } 3567 }
3251 warn "end emergency player save\n"; 3568 warn "emergency_perl_save: end player save\n";
3252 3569
3253 warn "begin emergency map save\n"; 3570 warn "emergency_perl_save: begin map save\n";
3254 for my $path (keys %cf::MAP) { 3571 for my $path (keys %cf::MAP) {
3255 my $map = $cf::MAP{$path} or next; 3572 my $map = $cf::MAP{$path} or next;
3256 $map->valid or next; 3573 $map->valid or next;
3257 $map->save; 3574 $map->save;
3258 } 3575 }
3259 warn "end emergency map save\n"; 3576 warn "emergency_perl_save: end map save\n";
3260 3577
3261 warn "begin emergency database checkpoint\n"; 3578 warn "emergency_perl_save: begin database checkpoint\n";
3262 BDB::db_env_txn_checkpoint $DB_ENV; 3579 BDB::db_env_txn_checkpoint $DB_ENV;
3263 warn "end emergency database checkpoint\n"; 3580 warn "emergency_perl_save: end database checkpoint\n";
3581
3582 warn "emergency_perl_save: begin write uuid\n";
3583 write_uuid_sync 1;
3584 warn "emergency_perl_save: end write uuid\n";
3264 }; 3585 };
3265 3586
3587 warn "emergency_perl_save: starting sync()\n";
3588 IO::AIO::aio_sync sub {
3589 warn "emergency_perl_save: finished sync()\n";
3590 };
3591
3266 warn "leave emergency perl save\n"; 3592 warn "emergency_perl_save: leave\n";
3267} 3593}
3268 3594
3269sub post_cleanup { 3595sub post_cleanup {
3270 my ($make_core) = @_; 3596 my ($make_core) = @_;
3271 3597
3272 warn Carp::longmess "post_cleanup backtrace" 3598 warn Carp::longmess "post_cleanup backtrace"
3273 if $make_core; 3599 if $make_core;
3600
3601 my $fh = pidfile;
3602 unlink $PIDFILE if <$fh> == $$;
3603}
3604
3605# a safer delete_package, copied from Symbol
3606sub clear_package($) {
3607 my $pkg = shift;
3608
3609 # expand to full symbol table name if needed
3610 unless ($pkg =~ /^main::.*::$/) {
3611 $pkg = "main$pkg" if $pkg =~ /^::/;
3612 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3613 $pkg .= '::' unless $pkg =~ /::$/;
3614 }
3615
3616 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3617 my $stem_symtab = *{$stem}{HASH};
3618
3619 defined $stem_symtab and exists $stem_symtab->{$leaf}
3620 or return;
3621
3622 # clear all symbols
3623 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624 for my $name (keys %$leaf_symtab) {
3625 _gv_clear *{"$pkg$name"};
3626# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627 }
3628 warn "cleared package $pkg\n";#d#
3274} 3629}
3275 3630
3276sub do_reload_perl() { 3631sub do_reload_perl() {
3277 # can/must only be called in main 3632 # can/must only be called in main
3278 if ($Coro::current != $Coro::main) { 3633 if ($Coro::current != $Coro::main) {
3279 warn "can only reload from main coroutine"; 3634 warn "can only reload from main coroutine";
3280 return; 3635 return;
3281 } 3636 }
3282 3637
3638 return if $RELOAD++;
3639
3640 my $t1 = EV::time;
3641
3642 while ($RELOAD) {
3283 warn "reloading..."; 3643 warn "reloading...";
3284 3644
3285 warn "entering sync_job"; 3645 warn "entering sync_job";
3286 3646
3287 cf::sync_job { 3647 cf::sync_job {
3288 cf::write_runtime; # external watchdog should not bark 3648 cf::write_runtime_sync; # external watchdog should not bark
3289 cf::emergency_save; 3649 cf::emergency_save;
3290 cf::write_runtime; # external watchdog should not bark 3650 cf::write_runtime_sync; # external watchdog should not bark
3291 3651
3292 warn "syncing database to disk"; 3652 warn "syncing database to disk";
3293 BDB::db_env_txn_checkpoint $DB_ENV; 3653 BDB::db_env_txn_checkpoint $DB_ENV;
3294 3654
3295 # if anything goes wrong in here, we should simply crash as we already saved 3655 # if anything goes wrong in here, we should simply crash as we already saved
3296 3656
3297 warn "cancelling all WF_AUTOCANCEL watchers";
3298 for (Event::all_watchers) {
3299 $_->cancel if $_->data & WF_AUTOCANCEL;
3300 }
3301
3302 warn "flushing outstanding aio requests"; 3657 warn "flushing outstanding aio requests";
3303 for (;;) {
3304 BDB::flush;
3305 IO::AIO::flush;
3306 Coro::cede;
3307 last unless IO::AIO::nreqs || BDB::nreqs; 3658 while (IO::AIO::nreqs || BDB::nreqs) {
3308 warn "iterate..."; 3659 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3309 }
3310
3311 ++$RELOAD;
3312
3313 warn "cancelling all extension coros";
3314 $_->cancel for values %EXT_CORO;
3315 %EXT_CORO = ();
3316
3317 warn "removing commands";
3318 %COMMAND = ();
3319
3320 warn "removing ext/exti commands";
3321 %EXTCMD = ();
3322 %EXTICMD = ();
3323
3324 warn "unloading/nuking all extensions";
3325 for my $pkg (@EXTS) {
3326 warn "... unloading $pkg";
3327
3328 if (my $cb = $pkg->can ("unload")) {
3329 eval {
3330 $cb->($pkg);
3331 1
3332 } or warn "$pkg unloaded, but with errors: $@";
3333 } 3660 }
3334 3661
3335 warn "... nuking $pkg"; 3662 warn "cancelling all extension coros";
3336 Symbol::delete_package $pkg; 3663 $_->cancel for values %EXT_CORO;
3337 } 3664 %EXT_CORO = ();
3338 3665
3339 warn "unloading all perl modules loaded from $LIBDIR"; 3666 warn "removing commands";
3340 while (my ($k, $v) = each %INC) { 3667 %COMMAND = ();
3341 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342 3668
3669 warn "removing ext/exti commands";
3670 %EXTCMD = ();
3671 %EXTICMD = ();
3672
3673 warn "unloading/nuking all extensions";
3674 for my $pkg (@EXTS) {
3343 warn "... unloading $k"; 3675 warn "... unloading $pkg";
3344 delete $INC{$k};
3345 3676
3346 $k =~ s/\.pm$//;
3347 $k =~ s/\//::/g;
3348
3349 if (my $cb = $k->can ("unload_module")) { 3677 if (my $cb = $pkg->can ("unload")) {
3678 eval {
3350 $cb->(); 3679 $cb->($pkg);
3680 1
3681 } or warn "$pkg unloaded, but with errors: $@";
3682 }
3683
3684 warn "... clearing $pkg";
3685 clear_package $pkg;
3351 } 3686 }
3352 3687
3353 Symbol::delete_package $k; 3688 warn "unloading all perl modules loaded from $LIBDIR";
3689 while (my ($k, $v) = each %INC) {
3690 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3691
3692 warn "... unloading $k";
3693 delete $INC{$k};
3694
3695 $k =~ s/\.pm$//;
3696 $k =~ s/\//::/g;
3697
3698 if (my $cb = $k->can ("unload_module")) {
3699 $cb->();
3700 }
3701
3702 clear_package $k;
3354 } 3703 }
3355 3704
3356 warn "getting rid of safe::, as good as possible"; 3705 warn "getting rid of safe::, as good as possible";
3357 Symbol::delete_package "safe::$_" 3706 clear_package "safe::$_"
3358 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3707 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359 3708
3360 warn "unloading cf.pm \"a bit\""; 3709 warn "unloading cf.pm \"a bit\"";
3361 delete $INC{"cf.pm"}; 3710 delete $INC{"cf.pm"};
3362 delete $INC{"cf/pod.pm"}; 3711 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363 3712
3364 # don't, removes xs symbols, too, 3713 # don't, removes xs symbols, too,
3365 # and global variables created in xs 3714 # and global variables created in xs
3366 #Symbol::delete_package __PACKAGE__; 3715 #clear_package __PACKAGE__;
3367 3716
3368 warn "unload completed, starting to reload now"; 3717 warn "unload completed, starting to reload now";
3369 3718
3370 warn "reloading cf.pm"; 3719 warn "reloading cf.pm";
3371 require cf; 3720 require cf;
3372 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3721 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3373 3722
3374 warn "loading config and database again"; 3723 warn "loading config and database again";
3375 cf::reload_config; 3724 cf::reload_config;
3376 3725
3377 warn "loading extensions"; 3726 warn "loading extensions";
3378 cf::load_extensions; 3727 cf::load_extensions;
3379 3728
3729 if ($REATTACH_ON_RELOAD) {
3380 warn "reattaching attachments to objects/players"; 3730 warn "reattaching attachments to objects/players";
3381 _global_reattach; # objects, sockets 3731 _global_reattach; # objects, sockets
3382 warn "reattaching attachments to maps"; 3732 warn "reattaching attachments to maps";
3383 reattach $_ for values %MAP; 3733 reattach $_ for values %MAP;
3384 warn "reattaching attachments to players"; 3734 warn "reattaching attachments to players";
3385 reattach $_ for values %PLAYER; 3735 reattach $_ for values %PLAYER;
3736 }
3386 3737
3738 warn "running post_init jobs";
3739 (pop @POST_INIT)->(1) while @POST_INIT;
3740
3387 warn "leaving sync_job"; 3741 warn "leaving sync_job";
3388 3742
3389 1 3743 1
3390 } or do { 3744 } or do {
3391 warn $@; 3745 warn $@;
3392 warn "error while reloading, exiting."; 3746 cf::cleanup "error while reloading, exiting.";
3393 exit 1;
3394 }; 3747 };
3395 3748
3396 warn "reloaded"; 3749 warn "reloaded";
3750 --$RELOAD;
3751 }
3752
3753 $t1 = EV::time - $t1;
3754 warn "reload completed in ${t1}s\n";
3397}; 3755};
3398 3756
3399our $RELOAD_WATCHER; # used only during reload 3757our $RELOAD_WATCHER; # used only during reload
3400 3758
3401sub reload_perl() { 3759sub reload_perl() {
3402 # doing reload synchronously and two reloads happen back-to-back, 3760 # doing reload synchronously and two reloads happen back-to-back,
3403 # coro crashes during coro_state_free->destroy here. 3761 # coro crashes during coro_state_free->destroy here.
3404 3762
3405 $RELOAD_WATCHER ||= Event->timer ( 3763 $RELOAD_WATCHER ||= cf::async {
3406 reentrant => 0, 3764 Coro::AIO::aio_wait cache_extensions;
3407 after => 0, 3765
3408 data => WF_AUTOCANCEL, 3766 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3409 cb => sub {
3410 do_reload_perl; 3767 do_reload_perl;
3411 undef $RELOAD_WATCHER; 3768 undef $RELOAD_WATCHER;
3412 }, 3769 };
3413 ); 3770 };
3414} 3771}
3415 3772
3416register_command "reload" => sub { 3773register_command "reload" => sub {
3417 my ($who, $arg) = @_; 3774 my ($who, $arg) = @_;
3418 3775
3419 if ($who->flag (FLAG_WIZ)) { 3776 if ($who->flag (FLAG_WIZ)) {
3420 $who->message ("reloading server."); 3777 $who->message ("reloading server.");
3778 async {
3779 $Coro::current->{desc} = "perl_reload";
3421 async { reload_perl }; 3780 reload_perl;
3781 };
3422 } 3782 }
3423}; 3783};
3424 3784
3425unshift @INC, $LIBDIR; 3785unshift @INC, $LIBDIR;
3426 3786
3428 3788
3429our @WAIT_FOR_TICK; 3789our @WAIT_FOR_TICK;
3430our @WAIT_FOR_TICK_BEGIN; 3790our @WAIT_FOR_TICK_BEGIN;
3431 3791
3432sub wait_for_tick { 3792sub wait_for_tick {
3433 return unless $TICK_WATCHER->is_active;
3434 return if $Coro::current == $Coro::main; 3793 return if tick_inhibit || $Coro::current == $Coro::main;
3435 3794
3436 my $signal = new Coro::Signal; 3795 my $signal = new Coro::Signal;
3437 push @WAIT_FOR_TICK, $signal; 3796 push @WAIT_FOR_TICK, $signal;
3438 $signal->wait; 3797 $signal->wait;
3439} 3798}
3440 3799
3441sub wait_for_tick_begin { 3800sub wait_for_tick_begin {
3442 return unless $TICK_WATCHER->is_active;
3443 return if $Coro::current == $Coro::main; 3801 return if tick_inhibit || $Coro::current == $Coro::main;
3444 3802
3445 my $signal = new Coro::Signal; 3803 my $signal = new Coro::Signal;
3446 push @WAIT_FOR_TICK_BEGIN, $signal; 3804 push @WAIT_FOR_TICK_BEGIN, $signal;
3447 $signal->wait; 3805 $signal->wait;
3448} 3806}
3449 3807
3450our $stat_fh; 3808sub tick {
3451sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453$TICK_WATCHER = Event->timer (
3454 reentrant => 0,
3455 parked => 1,
3456 prio => 0,
3457 at => $NEXT_TICK || $TICK,
3458 data => WF_AUTOCANCEL,
3459 cb => sub {
3460 if ($Coro::current != $Coro::main) { 3809 if ($Coro::current != $Coro::main) {
3461 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3810 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462 unless ++$bug_warning > 10; 3811 unless ++$bug_warning > 10;
3463 return; 3812 return;
3464 } 3813 }
3465 3814
3466 my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3467
3468 $NOW = $tick_start = Event::time;
3469
3470 cf::server_tick; # one server iteration 3815 cf::server_tick; # one server iteration
3471 3816
3472 $RUNTIME += $TICK;
3473 $NEXT_TICK += $TICK;
3474
3475 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3817 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476 $NEXT_RUNTIME_WRITE = $NOW + 10; 3818 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477 Coro::async_pool { 3819 Coro::async_pool {
3820 $Coro::current->{desc} = "runtime saver";
3478 write_runtime 3821 write_runtime_sync
3479 or warn "ERROR: unable to write runtime file: $!"; 3822 or warn "ERROR: unable to write runtime file: $!";
3480 };
3481 } 3823 };
3824 }
3482 3825
3483# my $AFTER = Event::time;
3484# warn $AFTER - $NOW;#d#
3485
3486 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3826 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487 $sig->send; 3827 $sig->send;
3488 } 3828 }
3489 while (my $sig = shift @WAIT_FOR_TICK) { 3829 while (my $sig = shift @WAIT_FOR_TICK) {
3490 $sig->send; 3830 $sig->send;
3491 } 3831 }
3492 3832
3493 $NOW = Event::time; 3833 $LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495 # if we are delayed by four ticks or more, skip them all
3496 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498 $TICK_WATCHER->at ($NEXT_TICK);
3499 $TICK_WATCHER->start;
3500
3501 $LOAD = ($NOW - $tick_start) / $TICK;
3502 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3834 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503 3835
3504 _post_tick; 3836 if (0) {
3505 3837 if ($NEXT_TICK) {
3506 # gather some statistics#d# 3838 my $jitter = $TICK_START - $NEXT_TICK;
3507 $stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d# 3839 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508 IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d# 3840 warn "jitter $JITTER\n";#d#
3841 }
3509 }, 3842 }
3510); 3843}
3511 3844
3512{ 3845{
3846 # configure BDB
3847
3513 BDB::min_parallel 8; 3848 BDB::min_parallel 8;
3514 BDB::max_poll_time $TICK * 0.1; 3849 BDB::max_poll_reqs $TICK * 0.1;
3515 $BDB_POLL_WATCHER = Event->io ( 3850 $AnyEvent::BDB::WATCHER->priority (1);
3516 reentrant => 0,
3517 fd => BDB::poll_fileno,
3518 poll => 'r',
3519 prio => 0,
3520 data => WF_AUTOCANCEL,
3521 cb => \&BDB::poll_cb,
3522 );
3523
3524 BDB::set_sync_prepare {
3525 my $status;
3526 my $current = $Coro::current;
3527 (
3528 sub {
3529 $status = $!;
3530 $current->ready; undef $current;
3531 },
3532 sub {
3533 Coro::schedule while defined $current;
3534 $! = $status;
3535 },
3536 )
3537 };
3538 3851
3539 unless ($DB_ENV) { 3852 unless ($DB_ENV) {
3540 $DB_ENV = BDB::db_env_create; 3853 $DB_ENV = BDB::db_env_create;
3854 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3855 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3856 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3857 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3858 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541 3859
3542 cf::sync_job { 3860 cf::sync_job {
3543 eval { 3861 eval {
3544 BDB::db_env_open 3862 BDB::db_env_open
3545 $DB_ENV, 3863 $DB_ENV,
3547 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3865 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3866 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549 0666; 3867 0666;
3550 3868
3551 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3869 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554 | BDB::LOG_AUTOREMOVE, 1);
3555 $DB_ENV->set_lk_detect;
3556 }; 3870 };
3557 3871
3558 cf::cleanup "db_env_open(db): $@" if $@; 3872 cf::cleanup "db_env_open(db): $@" if $@;
3559 }; 3873 };
3560 } 3874 }
3561 3875
3562 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3876 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563 after => 11, 3877 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564 interval => 60, 3878 };
3565 hard => 1, 3879 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566 prio => 0,
3567 data => WF_AUTOCANCEL,
3568 cb => sub {
3569 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3880 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570 },
3571 ); 3881 };
3572 $BDB_TRICKLE_WATCHER = Event->timer ( 3882 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573 after => 5,
3574 interval => 10,
3575 hard => 1,
3576 prio => 0,
3577 data => WF_AUTOCANCEL,
3578 cb => sub {
3579 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3883 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580 },
3581 ); 3884 };
3582} 3885}
3583 3886
3584{ 3887{
3888 # configure IO::AIO
3889
3585 IO::AIO::min_parallel 8; 3890 IO::AIO::min_parallel 8;
3586
3587 undef $Coro::AIO::WATCHER;
3588 IO::AIO::max_poll_time $TICK * 0.1; 3891 IO::AIO::max_poll_time $TICK * 0.1;
3589 $AIO_POLL_WATCHER = Event->io ( 3892 undef $AnyEvent::AIO::WATCHER;
3590 reentrant => 0,
3591 data => WF_AUTOCANCEL,
3592 fd => IO::AIO::poll_fileno,
3593 poll => 'r',
3594 prio => 6,
3595 cb => \&IO::AIO::poll_cb,
3596 );
3597} 3893}
3598 3894
3599my $_log_backtrace; 3895my $_log_backtrace;
3600 3896
3601sub _log_backtrace { 3897sub _log_backtrace {
3604 $msg =~ s/\n//; 3900 $msg =~ s/\n//;
3605 3901
3606 # limit the # of concurrent backtraces 3902 # limit the # of concurrent backtraces
3607 if ($_log_backtrace < 2) { 3903 if ($_log_backtrace < 2) {
3608 ++$_log_backtrace; 3904 ++$_log_backtrace;
3905 my $perl_bt = Carp::longmess $msg;
3609 async { 3906 async {
3907 $Coro::current->{desc} = "abt $msg";
3908
3610 my @bt = fork_call { 3909 my @bt = fork_call {
3611 @addr = map { sprintf "%x", $_ } @addr; 3910 @addr = map { sprintf "%x", $_ } @addr;
3612 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3911 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3912 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614 or die "addr2line: $!"; 3913 or die "addr2line: $!";
3622 } 3921 }
3623 3922
3624 @funcs 3923 @funcs
3625 }; 3924 };
3626 3925
3627 LOG llevInfo, "[ABT] $msg\n"; 3926 LOG llevInfo, "[ABT] $perl_bt\n";
3927 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628 LOG llevInfo, "[ABT] $_\n" for @bt; 3928 LOG llevInfo, "[ABT] $_\n" for @bt;
3629 --$_log_backtrace; 3929 --$_log_backtrace;
3630 }; 3930 };
3631 } else { 3931 } else {
3632 LOG llevInfo, "[ABT] $msg\n"; 3932 LOG llevInfo, "[ABT] $msg\n";
3633 LOG llevInfo, "[ABT] [suppressed]\n"; 3933 LOG llevInfo, "[ABT] [suppressed]\n";
3634 } 3934 }
3635} 3935}
3636 3936
3637# load additional modules 3937# load additional modules
3638use cf::pod; 3938require "cf/$_.pm" for @EXTRA_MODULES;
3639 3939
3640END { cf::emergency_save } 3940END { cf::emergency_save }
3641 3941
36421 39421
3643 3943

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