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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.284 by root, Sun Jun 24 04:15:42 2007 UTC vs.
Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
3use utf8; 24use utf8;
4use strict; 25use strict;
5 26
6use Symbol; 27use Symbol;
7use List::Util; 28use List::Util;
8use Socket; 29use Socket;
9use Storable; 30use EV 3.2;
10use Event;
11use Opcode; 31use Opcode;
12use Safe; 32use Safe;
13use Safe::Hole; 33use Safe::Hole;
34use Storable ();
14 35
15use Coro 3.61 (); 36use Coro 4.50 ();
16use Coro::State; 37use Coro::State;
17use Coro::Handle; 38use Coro::Handle;
18use Coro::Event; 39use Coro::EV;
19use Coro::Timer; 40use Coro::Timer;
20use Coro::Signal; 41use Coro::Signal;
21use Coro::Semaphore; 42use Coro::Semaphore;
22use Coro::AIO; 43use Coro::AIO;
44use Coro::BDB;
23use Coro::Storable; 45use Coro::Storable;
46use Coro::Util ();
24 47
48use JSON::XS 2.01 ();
25use BDB (); 49use BDB ();
26use Data::Dumper; 50use Data::Dumper;
27use Digest::MD5; 51use Digest::MD5;
28use Fcntl; 52use Fcntl;
29use YAML::Syck (); 53use YAML ();
30use IO::AIO 2.32 (); 54use IO::AIO 2.51 ();
31use Time::HiRes; 55use Time::HiRes;
32use Compress::LZF; 56use Compress::LZF;
57use Digest::MD5 ();
33 58
34# configure various modules to our taste 59# configure various modules to our taste
35# 60#
36$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39 64
40$Event::Eval = 1; # no idea why this is required, but it is
41
42# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43$YAML::Syck::ImplicitUnicode = 1;
44
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 66
47sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48 68
49our %COMMAND = (); 69our %COMMAND = ();
50our %COMMAND_TIME = (); 70our %COMMAND_TIME = ();
51 71
52our @EXTS = (); # list of extension package names 72our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 73our %EXTCMD = ();
74our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 75our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 76our %EXT_MAP = (); # pluggable maps
56 77
57our $RELOAD; # number of reloads so far 78our $RELOAD; # number of reloads so far
58our @EVENT; 79our @EVENT;
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 87our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 89our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
92our %RESOURCE;
71 93
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER;
74our $AIO_POLL_WATCHER; 95our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 97our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
79 99
80our $BDB_POLL_WATCHER; 100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 104our $DB_ENV;
82 105
83our %CFG; 106our %CFG;
84 107
85our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 109our $RUNTIME;
110our $NOW;
87 111
88our %PLAYER; # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 113our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
91 115
92# used to convert map paths into valid unix filenames by replacing / by ∕ 116# used to convert map paths into valid unix filenames by replacing / by ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94 118
95our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
97our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
98 123
99binmode STDOUT; 124binmode STDOUT;
100binmode STDERR; 125binmode STDERR;
101 126
102# read virtual server time, if available 127# read virtual server time, if available
155 180
156The raw value load value from the last tick. 181The raw value load value from the last tick.
157 182
158=item %cf::CFG 183=item %cf::CFG
159 184
160Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161from wherever your confdir points to. 186from wherever your confdir points to.
162 187
163=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
164 189
165These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 190These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166returns directly I<after> the tick processing (and consequently, can only wake one process 191returns directly I<after> the tick processing (and consequently, can only wake one process
167per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 192per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168 193
194=item @cf::INVOKE_RESULTS
195
196This array contains the results of the last C<invoke ()> call. When
197C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198that call.
199
169=back 200=back
170 201
171=cut 202=cut
172 203
173BEGIN { 204BEGIN {
177 $msg .= "\n" 208 $msg .= "\n"
178 unless $msg =~ /\n$/; 209 unless $msg =~ /\n$/;
179 210
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181 212
182 utf8::encode $msg;
183 LOG llevError, $msg; 213 LOG llevError, $msg;
184 }; 214 };
185} 215}
216
217$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "=="
219
220 if ($Coro::current == $Coro::main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d#
223 }#d#
224
225 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate
228};
229
230$SIG{__DIE__} = sub { }; #d#?
186 231
187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
203)) { 248)) {
204 no strict 'refs'; 249 no strict 'refs';
205 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206} 251}
207 252
208$Event::DIED = sub { 253$EV::DIED = sub {
209 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
210}; 255};
211 256
212############################################################################# 257#############################################################################
213 258
236 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 281 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237 $d 282 $d
238 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
239} 284}
240 285
241use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
244 287
245Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
246 289
247=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
248 291
249Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
293
294=cut
295
296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297
298sub encode_json($) { $json_coder->encode ($_[0]) }
299sub decode_json($) { $json_coder->decode ($_[0]) }
250 300
251=item cf::lock_wait $string 301=item cf::lock_wait $string
252 302
253Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
254 304
257Wait until the given lock is available and then acquires it and returns 307Wait until the given lock is available and then acquires it and returns
258a Coro::guard object. If the guard object gets destroyed (goes out of scope, 308a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259for example when the coroutine gets canceled), the lock is automatically 309for example when the coroutine gets canceled), the lock is automatically
260returned. 310returned.
261 311
312Locks are *not* recursive, locking from the same coro twice results in a
313deadlocked coro.
314
262Lock names should begin with a unique identifier (for example, cf::map::find 315Lock names should begin with a unique identifier (for example, cf::map::find
263uses map_find and cf::map::load uses map_load). 316uses map_find and cf::map::load uses map_load).
264 317
265=item $locked = cf::lock_active $string 318=item $locked = cf::lock_active $string
266 319
267Return true if the lock is currently active, i.e. somebody has locked it. 320Return true if the lock is currently active, i.e. somebody has locked it.
268 321
269=cut 322=cut
270 323
271our %LOCK; 324our %LOCK;
325our %LOCKER;#d#
272 326
273sub lock_wait($) { 327sub lock_wait($) {
274 my ($key) = @_; 328 my ($key) = @_;
329
330 if ($LOCKER{$key} == $Coro::current) {#d#
331 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332 return;#d#
333 }#d#
275 334
276 # wait for lock, if any 335 # wait for lock, if any
277 while ($LOCK{$key}) { 336 while ($LOCK{$key}) {
278 push @{ $LOCK{$key} }, $Coro::current; 337 push @{ $LOCK{$key} }, $Coro::current;
279 Coro::schedule; 338 Coro::schedule;
285 344
286 # wait, to be sure we are not locked 345 # wait, to be sure we are not locked
287 lock_wait $key; 346 lock_wait $key;
288 347
289 $LOCK{$key} = []; 348 $LOCK{$key} = [];
349 $LOCKER{$key} = $Coro::current;#d#
290 350
291 Coro::guard { 351 Coro::guard {
352 delete $LOCKER{$key};#d#
292 # wake up all waiters, to be on the safe side 353 # wake up all waiters, to be on the safe side
293 $_->ready for @{ delete $LOCK{$key} }; 354 $_->ready for @{ delete $LOCK{$key} };
294 } 355 }
295} 356}
296 357
299 360
300 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
301} 362}
302 363
303sub freeze_mainloop { 364sub freeze_mainloop {
304 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
305 366
306 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
307 $TICK_WATCHER->start; 368}
369
370=item cf::periodic $interval, $cb
371
372Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer.
374
375=cut
376
377sub periodic($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
383}
384
385=item cf::get_slot $time[, $priority[, $name]]
386
387Allocate $time seconds of blocking CPU time at priority C<$priority>:
388This call blocks and returns only when you have at least C<$time> seconds
389of cpu time till the next tick. The slot is only valid till the next cede.
390
391The optional C<$name> can be used to identify the job to run. It might be
392used for statistical purposes and should identify the same time-class.
393
394Useful for short background jobs.
395
396=cut
397
398our @SLOT_QUEUE;
399our $SLOT_QUEUE;
400
401$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager");
404
405 my $signal = new Coro::Signal;
406
407 while () {
408 next_job:
409 my $avail = cf::till_tick;
410 if ($avail > 0.01) {
411 for (0 .. $#SLOT_QUEUE) {
412 if ($SLOT_QUEUE[$_][0] < $avail) {
413 my $job = splice @SLOT_QUEUE, $_, 1, ();
414 $job->[2]->send;
415 Coro::cede;
416 goto next_job;
417 }
418 }
419 }
420
421 if (@SLOT_QUEUE) {
422 # we do not use wait_for_tick() as it returns immediately when tick is inactive
423 push @cf::WAIT_FOR_TICK, $signal;
424 $signal->wait;
425 } else {
426 Coro::schedule;
427 }
308 }; 428 }
309 $TICK_WATCHER->stop; 429};
310 $guard 430
431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
434 my ($time, $pri, $name) = @_;
435
436 $time = $TICK * .6 if $time > $TICK * .6;
437 my $sig = new Coro::Signal;
438
439 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441 $SLOT_QUEUE->ready;
442 $sig->wait;
311} 443}
312 444
313=item cf::async { BLOCK } 445=item cf::async { BLOCK }
314 446
315Currently the same as Coro::async_pool, meaning you cannot use 447Currently the same as Coro::async_pool, meaning you cannot use
320 452
321BEGIN { *async = \&Coro::async_pool } 453BEGIN { *async = \&Coro::async_pool }
322 454
323=item cf::sync_job { BLOCK } 455=item cf::sync_job { BLOCK }
324 456
325The design of Crossfire TRT requires that the main coroutine ($Coro::main) 457The design of Deliantra requires that the main coroutine ($Coro::main)
326is always able to handle events or runnable, as Crossfire TRT is only 458is always able to handle events or runnable, as Deliantra is only
327partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 459partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328acceptable. 460acceptable.
329 461
330If it must be done, put the blocking parts into C<sync_job>. This will run 462If it must be done, put the blocking parts into C<sync_job>. This will run
331the given BLOCK in another coroutine while waiting for the result. The 463the given BLOCK in another coroutine while waiting for the result. The
336 468
337sub sync_job(&) { 469sub sync_job(&) {
338 my ($job) = @_; 470 my ($job) = @_;
339 471
340 if ($Coro::current == $Coro::main) { 472 if ($Coro::current == $Coro::main) {
341 my $time = Event::time; 473 my $time = EV::time;
342 474
343 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
344 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
345 477
346 # TODO: use suspend/resume instead 478 LOG llevError, Carp::longmess "sync job";#d#
347 # (but this is cancel-safe) 479
348 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
349 481
350 my $busy = 1; 482 my $busy = 1;
351 my @res; 483 my @res;
352 484
353 (async { 485 (async {
486 $Coro::current->desc ("sync job coro");
354 @res = eval { $job->() }; 487 @res = eval { $job->() };
355 warn $@ if $@; 488 warn $@ if $@;
356 undef $busy; 489 undef $busy;
357 })->prio (Coro::PRIO_MAX); 490 })->prio (Coro::PRIO_MAX);
358 491
359 while ($busy) { 492 while ($busy) {
360 Coro::cede or Event::one_event; 493 if (Coro::nready) {
494 Coro::cede_notself;
495 } else {
496 EV::loop EV::LOOP_ONESHOT;
361 } 497 }
498 }
362 499
363 $time = Event::time - $time; 500 my $time = EV::time - $time;
364 501
365 LOG llevError | logBacktrace, Carp::longmess "long sync job"
366 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
369 503
370 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
371 } else { 505 } else {
372 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
373 507
398=item fork_call { }, $args 532=item fork_call { }, $args
399 533
400Executes the given code block with the given arguments in a seperate 534Executes the given code block with the given arguments in a seperate
401process, returning the results. Everything must be serialisable with 535process, returning the results. Everything must be serialisable with
402Coro::Storable. May, of course, block. Note that the executed sub may 536Coro::Storable. May, of course, block. Note that the executed sub may
403never block itself or use any form of Event handling. 537never block itself or use any form of event handling.
404 538
405=cut 539=cut
406 540
407sub fork_call(&@) { 541sub fork_call(&@) {
408 my ($cb, @args) = @_; 542 my ($cb, @args) = @_;
409 543
410# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 544 # we seemingly have to make a local copy of the whole thing,
411# or die "socketpair: $!"; 545 # otherwise perl prematurely frees the stuff :/
412 pipe my $fh1, my $fh2 546 # TODO: investigate and fix (likely this will be rather laborious)
413 or die "pipe: $!";
414 547
415 if (my $pid = fork) { 548 my @res = Coro::Util::fork_eval {
416 close $fh2;
417
418 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419 $res = Coro::Storable::thaw $res;
420
421 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423 die $$res unless "ARRAY" eq ref $res;
424
425 return wantarray ? @$res : $res->[-1];
426 } else {
427 reset_signals; 549 reset_signals;
428 local $SIG{__WARN__}; 550 &$cb
429 local $SIG{__DIE__}; 551 }, @args;
430 eval {
431 close $fh1;
432 552
433 my @res = eval { $cb->(@args) }; 553 wantarray ? @res : $res[-1]
434 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res); 554}
435 };
436 555
437 warn $@ if $@; 556=item $coin = coin_from_name $name
438 _exit 0; 557
439 } 558=cut
559
560our %coin_alias = (
561 "silver" => "silvercoin",
562 "silvercoin" => "silvercoin",
563 "silvercoins" => "silvercoin",
564 "gold" => "goldcoin",
565 "goldcoin" => "goldcoin",
566 "goldcoins" => "goldcoin",
567 "platinum" => "platinacoin",
568 "platinumcoin" => "platinacoin",
569 "platinumcoins" => "platinacoin",
570 "platina" => "platinacoin",
571 "platinacoin" => "platinacoin",
572 "platinacoins" => "platinacoin",
573 "royalty" => "royalty",
574 "royalties" => "royalty",
575);
576
577sub coin_from_name($) {
578 $coin_alias{$_[0]}
579 ? cf::arch::find $coin_alias{$_[0]}
580 : undef
440} 581}
441 582
442=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
443 584
444Returns a single value from the environment database. 585Returns a single value from the environment database.
446=item cf::db_put $family => $key => $value 587=item cf::db_put $family => $key => $value
447 588
448Stores the given C<$value> in the family. It can currently store binary 589Stores the given C<$value> in the family. It can currently store binary
449data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 590data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450 591
592=item $db = cf::db_table "name"
593
594Create and/or open a new database table. The string must not be "db" and must be unique
595within each server.
596
451=cut 597=cut
598
599sub db_table($) {
600 my ($name) = @_;
601 my $db = BDB::db_create $DB_ENV;
602
603 eval {
604 $db->set_flags (BDB::CHKSUM);
605
606 utf8::encode $name;
607 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
608 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
609 cf::cleanup "db_open(db): $!" if $!;
610 };
611 cf::cleanup "db_open(db): $@" if $@;
612
613 $db
614}
452 615
453our $DB; 616our $DB;
454 617
455sub db_init { 618sub db_init {
456 unless ($DB) {
457 $DB = BDB::db_create $DB_ENV;
458
459 cf::sync_job { 619 cf::sync_job {
460 eval { 620 $DB ||= db_table "db";
461 $DB->set_flags (BDB::CHKSUM);
462
463 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465 cf::cleanup "db_open(db): $!" if $!;
466 };
467 cf::cleanup "db_open(db): $@" if $@;
468 };
469 } 621 };
470} 622}
471 623
472sub db_get($$) { 624sub db_get($$) {
473 my $key = "$_[0]/$_[1]"; 625 my $key = "$_[0]/$_[1]";
474 626
524 if (1) { 676 if (1) {
525 $md5 = 677 $md5 =
526 join "\x00", 678 join "\x00",
527 $processversion, 679 $processversion,
528 map { 680 map {
529 Coro::cede; 681 cf::cede_to_tick;
530 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 682 ($src->[$_], Digest::MD5::md5_hex $data[$_])
531 } 0.. $#$src; 683 } 0.. $#$src;
532 684
533 685
534 my $dbmd5 = db_get cache => "$id/md5"; 686 my $dbmd5 = db_get cache => "$id/md5";
578attach callbacks/event handlers (a collection of which is called an "attachment") 730attach callbacks/event handlers (a collection of which is called an "attachment")
579to it. All such attachable objects support the following methods. 731to it. All such attachable objects support the following methods.
580 732
581In the following description, CLASS can be any of C<global>, C<object> 733In the following description, CLASS can be any of C<global>, C<object>
582C<player>, C<client> or C<map> (i.e. the attachable objects in 734C<player>, C<client> or C<map> (i.e. the attachable objects in
583Crossfire TRT). 735Deliantra).
584 736
585=over 4 737=over 4
586 738
587=item $attachable->attach ($attachment, key => $value...) 739=item $attachable->attach ($attachment, key => $value...)
588 740
840 "; 992 ";
841 die if $@; 993 die if $@;
842} 994}
843 995
844our $override; 996our $override;
845our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 997our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846 998
847sub override { 999sub override {
848 $override = 1; 1000 $override = 1;
849 @invoke_results = (); 1001 @INVOKE_RESULTS = (@_);
850} 1002}
851 1003
852sub do_invoke { 1004sub do_invoke {
853 my $event = shift; 1005 my $event = shift;
854 my $callbacks = shift; 1006 my $callbacks = shift;
855 1007
856 @invoke_results = (); 1008 @INVOKE_RESULTS = ();
857 1009
858 local $override; 1010 local $override;
859 1011
860 for (@$callbacks) { 1012 for (@$callbacks) {
861 eval { &{$_->[1]} }; 1013 eval { &{$_->[1]} };
870 } 1022 }
871 1023
872 0 1024 0
873} 1025}
874 1026
875=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876 1028
877=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1029=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878 1030
879Generate an object-specific event with the given arguments. 1031Generate an object-specific event with the given arguments.
880 1032
881This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1033This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882removed in future versions), and there is no public API to access override 1034removed in future versions), and there is no public API to access override
883results (if you must, access C<@cf::invoke_results> directly). 1035results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884 1036
885=back 1037=back
886 1038
887=cut 1039=cut
888 1040
889############################################################################# 1041#############################################################################
890# object support 1042# object support
1043
1044sub _object_equal($$);
1045sub _object_equal($$) {
1046 my ($a, $b) = @_;
1047
1048 return 0 unless (ref $a) eq (ref $b);
1049
1050 if ("HASH" eq ref $a) {
1051 my @ka = keys %$a;
1052 my @kb = keys %$b;
1053
1054 return 0 if @ka != @kb;
1055
1056 for (0 .. $#ka) {
1057 return 0 unless $ka[$_] eq $kb[$_];
1058 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1059 }
1060
1061 } elsif ("ARRAY" eq ref $a) {
1062
1063 return 0 if @$a != @$b;
1064
1065 for (0 .. $#$a) {
1066 return 0 unless _object_equal $a->[$_], $b->[$_];
1067 }
1068
1069 } elsif ($a ne $b) {
1070 return 0;
1071 }
1072
1073 1
1074}
1075
1076our $SLOW_MERGES;#d#
1077sub _can_merge {
1078 my ($ob1, $ob2) = @_;
1079
1080 ++$SLOW_MERGES;#d#
1081
1082 # we do the slow way here
1083 return _object_equal $ob1, $ob2
1084}
891 1085
892sub reattach { 1086sub reattach {
893 # basically do the same as instantiate, without calling instantiate 1087 # basically do the same as instantiate, without calling instantiate
894 my ($obj) = @_; 1088 my ($obj) = @_;
895 1089
916cf::attachable->attach ( 1110cf::attachable->attach (
917 prio => -1000000, 1111 prio => -1000000,
918 on_instantiate => sub { 1112 on_instantiate => sub {
919 my ($obj, $data) = @_; 1113 my ($obj, $data) = @_;
920 1114
921 $data = from_json $data; 1115 $data = decode_json $data;
922 1116
923 for (@$data) { 1117 for (@$data) {
924 my ($name, $args) = @$_; 1118 my ($name, $args) = @$_;
925 1119
926 $obj->attach ($name, %{$args || {} }); 1120 $obj->attach ($name, %{$args || {} });
942sub object_freezer_save { 1136sub object_freezer_save {
943 my ($filename, $rdata, $objs) = @_; 1137 my ($filename, $rdata, $objs) = @_;
944 1138
945 sync_job { 1139 sync_job {
946 if (length $$rdata) { 1140 if (length $$rdata) {
1141 utf8::decode (my $decname = $filename);
947 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
948 $filename, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
949 1144
950 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
952 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
954 close $fh; 1149 aio_close $fh;
955 1150
956 if (@$objs) { 1151 if (@$objs) {
957 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
959 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
961 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
962 close $fh; 1157 aio_close $fh;
963 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
964 } 1159 }
965 } else { 1160 } else {
966 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
967 } 1162 }
972 } 1167 }
973 } else { 1168 } else {
974 aio_unlink $filename; 1169 aio_unlink $filename;
975 aio_unlink "$filename.pst"; 1170 aio_unlink "$filename.pst";
976 } 1171 }
977 } 1172 };
978} 1173}
979 1174
980sub object_freezer_as_string { 1175sub object_freezer_as_string {
981 my ($rdata, $objs) = @_; 1176 my ($rdata, $objs) = @_;
982 1177
994 or return; 1189 or return;
995 1190
996 unless (aio_stat "$filename.pst") { 1191 unless (aio_stat "$filename.pst") {
997 (aio_load "$filename.pst", $av) >= 0 1192 (aio_load "$filename.pst", $av) >= 0
998 or return; 1193 or return;
1194
999 $av = eval { (Storable::thaw $av)->{objs} }; 1195 my $st = eval { Coro::Storable::thaw $av };
1196 $av = $st->{objs};
1000 } 1197 }
1001 1198
1199 utf8::decode (my $decname = $filename);
1002 warn sprintf "loading %s (%d)\n", 1200 warn sprintf "loading %s (%d,%d)\n",
1003 $filename, length $data, scalar @{$av || []}; 1201 $decname, length $data, scalar @{$av || []};
1202
1004 return ($data, $av); 1203 ($data, $av)
1005} 1204}
1006 1205
1007=head2 COMMAND CALLBACKS 1206=head2 COMMAND CALLBACKS
1008 1207
1009=over 4 1208=over 4
1029 push @{ $COMMAND{$name} }, [$caller, $cb]; 1228 push @{ $COMMAND{$name} }, [$caller, $cb];
1030} 1229}
1031 1230
1032=item cf::register_extcmd $name => \&callback($pl,$packet); 1231=item cf::register_extcmd $name => \&callback($pl,$packet);
1033 1232
1034Register a callback fro execution when the client sends an extcmd packet. 1233Register a callback for execution when the client sends an (synchronous)
1234extcmd packet. Ext commands will be processed in the order they are
1235received by the server, like other user commands. The first argument is
1236the logged-in player. Ext commands can only be processed after a player
1237has logged in successfully.
1035 1238
1036If the callback returns something, it is sent back as if reply was being 1239If the callback returns something, it is sent back as if reply was being
1037called. 1240called.
1038 1241
1242=item cf::register_exticmd $name => \&callback($ns,$packet);
1243
1244Register a callback for execution when the client sends an (asynchronous)
1245exticmd packet. Exti commands are processed by the server as soon as they
1246are received, i.e. out of order w.r.t. other commands. The first argument
1247is a client socket. Exti commands can be received anytime, even before
1248log-in.
1249
1250If the callback returns something, it is sent back as if reply was being
1251called.
1252
1039=cut 1253=cut
1040 1254
1041sub register_extcmd { 1255sub register_extcmd {
1042 my ($name, $cb) = @_; 1256 my ($name, $cb) = @_;
1043 1257
1044 $EXTCMD{$name} = $cb; 1258 $EXTCMD{$name} = $cb;
1259}
1260
1261sub register_exticmd {
1262 my ($name, $cb) = @_;
1263
1264 $EXTICMD{$name} = $cb;
1045} 1265}
1046 1266
1047cf::player->attach ( 1267cf::player->attach (
1048 on_command => sub { 1268 on_command => sub {
1049 my ($pl, $name, $params) = @_; 1269 my ($pl, $name, $params) = @_;
1058 cf::override; 1278 cf::override;
1059 }, 1279 },
1060 on_extcmd => sub { 1280 on_extcmd => sub {
1061 my ($pl, $buf) = @_; 1281 my ($pl, $buf) = @_;
1062 1282
1063 my $msg = eval { from_json $buf }; 1283 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064 1284
1065 if (ref $msg) { 1285 if (ref $msg) {
1286 my ($type, $reply, @payload) =
1287 "ARRAY" eq ref $msg
1288 ? @$msg
1289 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290
1291 my @reply;
1292
1066 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1293 if (my $cb = $EXTCMD{$type}) {
1067 if (my %reply = $cb->($pl, $msg)) { 1294 @reply = $cb->($pl, @payload);
1068 $pl->ext_reply ($msg->{msgid}, %reply);
1069 }
1070 } 1295 }
1296
1297 $pl->ext_reply ($reply, @reply)
1298 if $reply;
1299
1071 } else { 1300 } else {
1072 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1301 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073 } 1302 }
1074 1303
1075 cf::override; 1304 cf::override;
1128 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1129 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1130 1359
1131 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1132 warn $msg; 1361 warn $msg;
1133 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1134 exit 1;
1135 } 1363 }
1136 1364
1137 warn $msg; 1365 warn $msg;
1138 } 1366 }
1139 1367
1164use Coro::AIO; 1392use Coro::AIO;
1165 1393
1166=head3 cf::player 1394=head3 cf::player
1167 1395
1168=over 4 1396=over 4
1397
1398=item cf::player::num_playing
1399
1400Returns the official number of playing players, as per the Crossfire metaserver rules.
1401
1402=cut
1403
1404sub num_playing {
1405 scalar grep
1406 $_->ob->map
1407 && !$_->hidden
1408 && !$_->ob->flag (cf::FLAG_WIZ),
1409 cf::player::list
1410}
1169 1411
1170=item cf::player::find $login 1412=item cf::player::find $login
1171 1413
1172Returns the given player object, loading it if necessary (might block). 1414Returns the given player object, loading it if necessary (might block).
1173 1415
1209 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1451 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1452 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1453 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212 aio_unlink +(playerdir $login) . "/$login.pl"; 1454 aio_unlink +(playerdir $login) . "/$login.pl";
1213 1455
1214 my $pl = load_pl path $login 1456 my $f = new_from_file cf::object::thawer path $login
1215 or return; 1457 or return;
1458
1459 my $pl = cf::player::load_pl $f
1460 or return;
1461
1462 local $cf::PLAYER_LOADING{$login} = $pl;
1463 $f->resolve_delayed_derefs;
1216 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1217 } 1465 }
1218 } 1466 }
1219} 1467}
1220 1468
1229 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1230 1478
1231 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1232 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1233 1481
1482 cf::get_slot 0.01;
1483
1234 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1235 Coro::cede; 1485 cf::cede_to_tick;
1236} 1486}
1237 1487
1238sub new($) { 1488sub new($) {
1239 my ($login) = @_; 1489 my ($login) = @_;
1240 1490
1244 $self->{deny_save} = 1; 1494 $self->{deny_save} = 1;
1245 1495
1246 $cf::PLAYER{$login} = $self; 1496 $cf::PLAYER{$login} = $self;
1247 1497
1248 $self 1498 $self
1499}
1500
1501=item $player->send_msg ($channel, $msg, $color, [extra...])
1502
1503=cut
1504
1505sub send_msg {
1506 my $ns = shift->ns
1507 or return;
1508 $ns->send_msg (@_);
1249} 1509}
1250 1510
1251=item $pl->quit_character 1511=item $pl->quit_character
1252 1512
1253Nukes the player without looking back. If logged in, the connection will 1513Nukes the player without looking back. If logged in, the connection will
1308 or return []; 1568 or return [];
1309 1569
1310 my @logins; 1570 my @logins;
1311 1571
1312 for my $login (@$dirs) { 1572 for my $login (@$dirs) {
1573 my $path = path $login;
1574
1575 # a .pst is a dead give-away for a valid player
1576 # if no pst file found, open and chekc for blocked users
1577 if (aio_stat "$path.pst") {
1313 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1578 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314 aio_read $fh, 0, 512, my $buf, 0 or next; 1579 aio_read $fh, 0, 512, my $buf, 0 or next;
1315 $buf !~ /^password -------------$/m or next; # official not-valid tag 1580 $buf !~ /^password -------------$/m or next; # official not-valid tag
1581 }
1316 1582
1317 utf8::decode $login; 1583 utf8::decode $login;
1318 push @logins, $login; 1584 push @logins, $login;
1319 } 1585 }
1320 1586
1353 1619
1354Expand crossfire pod fragments into protocol xml. 1620Expand crossfire pod fragments into protocol xml.
1355 1621
1356=cut 1622=cut
1357 1623
1624use re 'eval';
1625
1626my $group;
1627my $interior; $interior = qr{
1628 # match a pod interior sequence sans C<< >>
1629 (?:
1630 \ (.*?)\ (?{ $group = $^N })
1631 | < (??{$interior}) >
1632 )
1633}x;
1634
1358sub expand_cfpod { 1635sub expand_cfpod {
1359 ((my $self), (local $_)) = @_; 1636 my ($self, $pod) = @_;
1360 1637
1361 # escape & and < 1638 my $xml;
1362 s/&/&amp;/g;
1363 s/(?<![BIUGH])</&lt;/g;
1364 1639
1365 # this is buggy, it needs to properly take care of nested <'s 1640 while () {
1641 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642 $group = $1;
1366 1643
1367 1 while 1644 $group =~ s/&/&amp;/g;
1368 # replace B<>, I<>, U<> etc. 1645 $group =~ s/</&lt;/g;
1369 s/B<([^\>]*)>/<b>$1<\/b>/ 1646
1370 || s/I<([^\>]*)>/<i>$1<\/i>/ 1647 $xml .= $group;
1371 || s/U<([^\>]*)>/<u>$1<\/u>/ 1648 } elsif ($pod =~ m%\G
1372 # replace G<male|female> tags 1649 ([BCGHITU])
1373 || s{G<([^>|]*)\|([^>]*)>}{ 1650 <
1374 $self->gender ? $2 : $1 1651 (?:
1652 ([^<>]*) (?{ $group = $^N })
1653 | < $interior >
1654 )
1655 >
1656 %gcsx
1657 ) {
1658 my ($code, $data) = ($1, $group);
1659
1660 if ($code eq "B") {
1661 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662 } elsif ($code eq "I") {
1663 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664 } elsif ($code eq "U") {
1665 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666 } elsif ($code eq "C") {
1667 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668 } elsif ($code eq "T") {
1669 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670 } elsif ($code eq "G") {
1671 my ($male, $female) = split /\|/, $data;
1672 $data = $self->gender ? $female : $male;
1673 $xml .= expand_cfpod ($self, $data);
1674 } elsif ($code eq "H") {
1675 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677 "")
1678 [$self->{hintmode}];
1679 } else {
1680 $xml .= "error processing '$code($data)' directive";
1681 }
1682 } else {
1683 if ($pod =~ /\G(.+)/) {
1684 warn "parse error while expanding $pod (at $1)";
1685 }
1686 last;
1375 }ge 1687 }
1376 # replace H<hint text> 1688 }
1377 || s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378 1689
1690 for ($xml) {
1379 # create single paragraphs (very hackish) 1691 # create single paragraphs (very hackish)
1380 s/(?<=\S)\n(?=\w)/ /g; 1692 s/(?<=\S)\n(?=\w)/ /g;
1381 1693
1382 $_ 1694 # compress some whitespace
1383} 1695 s/\s+\n/\n/g; # ws line-ends
1696 s/\n\n+/\n/g; # double lines
1697 s/^\n+//; # beginning lines
1698 s/\n+$//; # ending lines
1699 }
1384 1700
1701 $xml
1702}
1703
1704no re 'eval';
1705
1706sub hintmode {
1707 $_[0]{hintmode} = $_[1] if @_ > 1;
1708 $_[0]{hintmode}
1709}
1710
1385=item $player->ext_reply ($msgid, %msg) 1711=item $player->ext_reply ($msgid, @msg)
1386 1712
1387Sends an ext reply to the player. 1713Sends an ext reply to the player.
1388 1714
1389=cut 1715=cut
1390 1716
1391sub ext_reply($$%) { 1717sub ext_reply($$@) {
1392 my ($self, $id, %msg) = @_; 1718 my ($self, $id, @msg) = @_;
1393 1719
1394 $msg{msgid} = $id; 1720 $self->ns->ext_reply ($id, @msg)
1395
1396 $self->send ("ext " . cf::to_json \%msg);
1397} 1721}
1398 1722
1399=item $player->ext_event ($type, %msg) 1723=item $player->ext_msg ($type, @msg)
1400 1724
1401Sends an ext event to the client. 1725Sends an ext event to the client.
1402 1726
1403=cut 1727=cut
1404 1728
1405sub ext_event($$%) { 1729sub ext_msg($$@) {
1406 my ($self, $type, %msg) = @_; 1730 my ($self, $type, @msg) = @_;
1407 1731
1408 $self->ns->ext_event ($type, %msg); 1732 $self->ns->ext_msg ($type, @msg);
1409} 1733}
1410 1734
1411=head3 cf::region 1735=head3 cf::region
1412 1736
1413=over 4 1737=over 4
1426 my ($path) = @_; 1750 my ($path) = @_;
1427 1751
1428 my ($match, $specificity); 1752 my ($match, $specificity);
1429 1753
1430 for my $region (list) { 1754 for my $region (list) {
1431 if ($region->match && $path =~ $region->match) { 1755 if ($region->{match} && $path =~ $region->{match}) {
1432 ($match, $specificity) = ($region, $region->specificity) 1756 ($match, $specificity) = ($region, $region->specificity)
1433 if $region->specificity > $specificity; 1757 if $region->specificity > $specificity;
1434 } 1758 }
1435 } 1759 }
1436 1760
1457our $MAX_RESET = 3600; 1781our $MAX_RESET = 3600;
1458our $DEFAULT_RESET = 3000; 1782our $DEFAULT_RESET = 3000;
1459 1783
1460sub generate_random_map { 1784sub generate_random_map {
1461 my ($self, $rmp) = @_; 1785 my ($self, $rmp) = @_;
1786
1787 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788
1462 # mit "rum" bekleckern, nicht 1789 # mit "rum" bekleckern, nicht
1463 $self->_create_random_map ( 1790 $self->_create_random_map (
1464 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1791 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1792 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1793 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1556 $self->init; # pass $1 etc. 1883 $self->init; # pass $1 etc.
1557 return $self; 1884 return $self;
1558 } 1885 }
1559 } 1886 }
1560 1887
1561 Carp::carp "unable to resolve path '$path' (base '$base')."; 1888 Carp::cluck "unable to resolve path '$path' (base '$base').";
1562 () 1889 ()
1563} 1890}
1564 1891
1565sub init { 1892sub init {
1566 my ($self) = @_; 1893 my ($self) = @_;
1588 1915
1589# the temporary/swap location 1916# the temporary/swap location
1590sub save_path { 1917sub save_path {
1591 my ($self) = @_; 1918 my ($self) = @_;
1592 1919
1593 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1920 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594 "$TMPDIR/$path.map" 1921 "$TMPDIR/$path.map"
1595} 1922}
1596 1923
1597# the unique path, undef == no special unique path 1924# the unique path, undef == no special unique path
1598sub uniq_path { 1925sub uniq_path {
1599 my ($self) = @_; 1926 my ($self) = @_;
1600 1927
1601 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1928 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602 "$UNIQUEDIR/$path" 1929 "$UNIQUEDIR/$path"
1603} 1930}
1604 1931
1605# and all this just because we cannot iterate over 1932# and all this just because we cannot iterate over
1606# all maps in C++... 1933# all maps in C++...
1629 1956
1630sub load_header_from($) { 1957sub load_header_from($) {
1631 my ($self, $path) = @_; 1958 my ($self, $path) = @_;
1632 1959
1633 utf8::encode $path; 1960 utf8::encode $path;
1634 #aio_open $path, O_RDONLY, 0 1961 my $f = new_from_file cf::object::thawer $path
1635 # or return;
1636
1637 $self->_load_header ($path)
1638 or return; 1962 or return;
1963
1964 $self->_load_header ($f)
1965 or return;
1966
1967 local $MAP_LOADING{$self->{path}} = $self;
1968 $f->resolve_delayed_derefs;
1639 1969
1640 $self->{load_path} = $path; 1970 $self->{load_path} = $path;
1641 1971
1642 1 1972 1
1643} 1973}
1697sub find { 2027sub find {
1698 my ($path, $origin) = @_; 2028 my ($path, $origin) = @_;
1699 2029
1700 $path = normalise $path, $origin && $origin->path; 2030 $path = normalise $path, $origin && $origin->path;
1701 2031
2032 cf::lock_wait "map_data:$path";#d#remove
1702 cf::lock_wait "map_find:$path"; 2033 cf::lock_wait "map_find:$path";
1703 2034
1704 $cf::MAP{$path} || do { 2035 $cf::MAP{$path} || do {
1705 my $guard = cf::lock_acquire "map_find:$path"; 2036 my $guard1 = cf::lock_acquire "map_find:$path";
2037 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
1706 my $map = new_from_path cf::map $path 2039 my $map = new_from_path cf::map $path
1707 or return; 2040 or return;
1708 2041
1709 $map->{last_save} = $cf::RUNTIME; 2042 $map->{last_save} = $cf::RUNTIME;
1710 2043
1712 or return; 2045 or return;
1713 2046
1714 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2047 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715 # doing this can freeze the server in a sync job, obviously 2048 # doing this can freeze the server in a sync job, obviously
1716 #$cf::WAIT_FOR_TICK->wait; 2049 #$cf::WAIT_FOR_TICK->wait;
2050 undef $guard1;
2051 undef $guard2;
1717 $map->reset; 2052 $map->reset;
1718 undef $guard;
1719 return find $path; 2053 return find $path;
1720 } 2054 }
1721 2055
1722 $cf::MAP{$path} = $map 2056 $cf::MAP{$path} = $map
1723 } 2057 }
1732 local $self->{deny_reset} = 1; # loading can take a long time 2066 local $self->{deny_reset} = 1; # loading can take a long time
1733 2067
1734 my $path = $self->{path}; 2068 my $path = $self->{path};
1735 2069
1736 { 2070 {
1737 my $guard = cf::lock_acquire "map_load:$path"; 2071 my $guard = cf::lock_acquire "map_data:$path";
1738 2072
2073 return unless $self->valid;
1739 return if $self->in_memory != cf::MAP_SWAPPED; 2074 return unless $self->in_memory == cf::MAP_SWAPPED;
1740 2075
1741 $self->in_memory (cf::MAP_LOADING); 2076 $self->in_memory (cf::MAP_LOADING);
1742 2077
1743 $self->alloc; 2078 $self->alloc;
1744 2079
1745 $self->pre_load; 2080 $self->pre_load;
1746 Coro::cede; 2081 cf::cede_to_tick;
1747 2082
2083 my $f = new_from_file cf::object::thawer $self->{load_path};
2084 $f->skip_block;
1748 $self->_load_objects ($self->{load_path}, 1) 2085 $self->_load_objects ($f)
1749 or return; 2086 or return;
1750 2087
1751 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2088 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1752 if delete $self->{load_original}; 2089 if delete $self->{load_original};
1753 2090
1754 if (my $uniq = $self->uniq_path) { 2091 if (my $uniq = $self->uniq_path) {
1755 utf8::encode $uniq; 2092 utf8::encode $uniq;
1756 if (aio_open $uniq, O_RDONLY, 0) { 2093 unless (aio_stat $uniq) {
2094 if (my $f = new_from_file cf::object::thawer $uniq) {
1757 $self->clear_unique_items; 2095 $self->clear_unique_items;
1758 $self->_load_objects ($uniq, 0); 2096 $self->_load_objects ($f);
2097 $f->resolve_delayed_derefs;
2098 }
1759 } 2099 }
1760 } 2100 }
1761 2101
1762 Coro::cede; 2102 $f->resolve_delayed_derefs;
2103
2104 cf::cede_to_tick;
1763 # now do the right thing for maps 2105 # now do the right thing for maps
1764 $self->link_multipart_objects; 2106 $self->link_multipart_objects;
1765 $self->difficulty ($self->estimate_difficulty) 2107 $self->difficulty ($self->estimate_difficulty)
1766 unless $self->difficulty; 2108 unless $self->difficulty;
1767 Coro::cede; 2109 cf::cede_to_tick;
1768 2110
1769 unless ($self->{deny_activate}) { 2111 unless ($self->{deny_activate}) {
1770 $self->decay_objects; 2112 $self->decay_objects;
1771 $self->fix_auto_apply; 2113 $self->fix_auto_apply;
1772 $self->update_buttons; 2114 $self->update_buttons;
1773 Coro::cede; 2115 cf::cede_to_tick;
1774 $self->set_darkness_map; 2116 $self->set_darkness_map;
1775 Coro::cede; 2117 cf::cede_to_tick;
1776 $self->activate; 2118 $self->activate;
1777 } 2119 }
1778 2120
2121 $self->{last_save} = $cf::RUNTIME;
2122 $self->last_access ($cf::RUNTIME);
2123
1779 $self->in_memory (cf::MAP_IN_MEMORY); 2124 $self->in_memory (cf::MAP_ACTIVE);
1780 } 2125 }
1781 2126
1782 $self->post_load; 2127 $self->post_load;
1783} 2128}
1784 2129
1793 2138
1794 $self 2139 $self
1795} 2140}
1796 2141
1797# find and load all maps in the 3x3 area around a map 2142# find and load all maps in the 3x3 area around a map
1798sub load_diag { 2143sub load_neighbours {
1799 my ($map) = @_; 2144 my ($map) = @_;
1800 2145
1801 my @diag; # diagonal neighbours 2146 my @neigh; # diagonal neighbours
1802 2147
1803 for (0 .. 3) { 2148 for (0 .. 3) {
1804 my $neigh = $map->tile_path ($_) 2149 my $neigh = $map->tile_path ($_)
1805 or next; 2150 or next;
1806 $neigh = find $neigh, $map 2151 $neigh = find $neigh, $map
1807 or next; 2152 or next;
1808 $neigh->load; 2153 $neigh->load;
1809 2154
2155 push @neigh,
1810 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2156 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1811 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2157 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1812 } 2158 }
1813 2159
1814 for (@diag) { 2160 for (grep defined $_->[0], @neigh) {
2161 my ($path, $origin) = @$_;
1815 my $neigh = find @$_ 2162 my $neigh = find $path, $origin
1816 or next; 2163 or next;
1817 $neigh->load; 2164 $neigh->load;
1818 } 2165 }
1819} 2166}
1820 2167
1825} 2172}
1826 2173
1827sub do_load_sync { 2174sub do_load_sync {
1828 my ($map) = @_; 2175 my ($map) = @_;
1829 2176
2177 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2178 if $Coro::current == $Coro::main;
2179
1830 cf::sync_job { $map->load }; 2180 cf::sync_job { $map->load };
1831} 2181}
1832 2182
1833our %MAP_PREFETCH; 2183our %MAP_PREFETCH;
1834our $MAP_PREFETCHER = undef; 2184our $MAP_PREFETCHER = undef;
1835 2185
1836sub find_async { 2186sub find_async {
1837 my ($path, $origin) = @_; 2187 my ($path, $origin, $load) = @_;
1838 2188
1839 $path = normalise $path, $origin && $origin->{path}; 2189 $path = normalise $path, $origin && $origin->{path};
1840 2190
1841 if (my $map = $cf::MAP{$path}) { 2191 if (my $map = $cf::MAP{$path}) {
1842 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2192 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843 } 2193 }
1844 2194
1845 undef $MAP_PREFETCH{$path}; 2195 $MAP_PREFETCH{$path} |= $load;
2196
1846 $MAP_PREFETCHER ||= cf::async { 2197 $MAP_PREFETCHER ||= cf::async {
2198 $Coro::current->{desc} = "map prefetcher";
2199
1847 while (%MAP_PREFETCH) { 2200 while (%MAP_PREFETCH) {
1848 for my $path (keys %MAP_PREFETCH) { 2201 while (my ($k, $v) = each %MAP_PREFETCH) {
1849 my $map = find $path 2202 if (my $map = find $k) {
1850 or next;
1851 $map->load; 2203 $map->load if $v;
2204 }
1852 2205
1853 delete $MAP_PREFETCH{$path}; 2206 delete $MAP_PREFETCH{$k};
1854 } 2207 }
1855 } 2208 }
1856 undef $MAP_PREFETCHER; 2209 undef $MAP_PREFETCHER;
1857 }; 2210 };
1858 $MAP_PREFETCHER->prio (6); 2211 $MAP_PREFETCHER->prio (6);
1861} 2214}
1862 2215
1863sub save { 2216sub save {
1864 my ($self) = @_; 2217 my ($self) = @_;
1865 2218
1866 my $lock = cf::lock_acquire "map_data:" . $self->path; 2219 my $lock = cf::lock_acquire "map_data:$self->{path}";
1867 2220
1868 $self->{last_save} = $cf::RUNTIME; 2221 $self->{last_save} = $cf::RUNTIME;
1869 2222
1870 return unless $self->dirty; 2223 return unless $self->dirty;
1871 2224
1877 return if $self->{deny_save}; 2230 return if $self->{deny_save};
1878 2231
1879 local $self->{last_access} = $self->last_access;#d# 2232 local $self->{last_access} = $self->last_access;#d#
1880 2233
1881 cf::async { 2234 cf::async {
2235 $Coro::current->{desc} = "map player save";
1882 $_->contr->save for $self->players; 2236 $_->contr->save for $self->players;
1883 }; 2237 };
2238
2239 cf::get_slot 0.02;
1884 2240
1885 if ($uniq) { 2241 if ($uniq) {
1886 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2242 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2243 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1888 } else { 2244 } else {
1894 my ($self) = @_; 2250 my ($self) = @_;
1895 2251
1896 # save first because save cedes 2252 # save first because save cedes
1897 $self->save; 2253 $self->save;
1898 2254
1899 my $lock = cf::lock_acquire "map_data:" . $self->path; 2255 my $lock = cf::lock_acquire "map_data:$self->{path}";
1900 2256
1901 return if $self->players; 2257 return if $self->players;
1902 return if $self->in_memory != cf::MAP_IN_MEMORY; 2258 return if $self->in_memory != cf::MAP_ACTIVE;
1903 return if $self->{deny_save}; 2259 return if $self->{deny_save};
1904 2260
2261 $self->in_memory (cf::MAP_SWAPPED);
2262
2263 $self->deactivate;
2264 $_->clear_links_to ($self) for values %cf::MAP;
1905 $self->clear; 2265 $self->clear;
1906 $self->in_memory (cf::MAP_SWAPPED);
1907} 2266}
1908 2267
1909sub reset_at { 2268sub reset_at {
1910 my ($self) = @_; 2269 my ($self) = @_;
1911 2270
1943 if $uniq; 2302 if $uniq;
1944 } 2303 }
1945 2304
1946 delete $cf::MAP{$self->path}; 2305 delete $cf::MAP{$self->path};
1947 2306
2307 $self->deactivate;
2308 $_->clear_links_to ($self) for values %cf::MAP;
1948 $self->clear; 2309 $self->clear;
1949
1950 $_->clear_links_to ($self) for values %cf::MAP;
1951 2310
1952 $self->unlink_save; 2311 $self->unlink_save;
1953 $self->destroy; 2312 $self->destroy;
1954} 2313}
1955 2314
1956my $nuke_counter = "aaaa"; 2315my $nuke_counter = "aaaa";
1957 2316
1958sub nuke { 2317sub nuke {
1959 my ($self) = @_; 2318 my ($self) = @_;
1960 2319
2320 {
2321 my $lock = cf::lock_acquire "map_data:$self->{path}";
2322
1961 delete $cf::MAP{$self->path}; 2323 delete $cf::MAP{$self->path};
1962 2324
1963 $self->unlink_save; 2325 $self->unlink_save;
1964 2326
1965 bless $self, "cf::map"; 2327 bless $self, "cf::map";
1966 delete $self->{deny_reset}; 2328 delete $self->{deny_reset};
1967 $self->{deny_save} = 1; 2329 $self->{deny_save} = 1;
1968 $self->reset_timeout (1); 2330 $self->reset_timeout (1);
1969 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2331 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970 2332
1971 $cf::MAP{$self->path} = $self; 2333 $cf::MAP{$self->path} = $self;
2334 }
1972 2335
1973 $self->reset; # polite request, might not happen 2336 $self->reset; # polite request, might not happen
1974} 2337}
1975 2338
1976=item $maps = cf::map::tmp_maps 2339=item $maps = cf::map::tmp_maps
2018 2381
2019sub unique_maps() { 2382sub unique_maps() {
2020 [ 2383 [
2021 map { 2384 map {
2022 utf8::decode $_; 2385 utf8::decode $_;
2023 /\.map$/ 2386 s/\.map$//; # TODO future compatibility hack
2387 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2388 ? ()
2024 ? normalise $_ 2389 : normalise $_
2025 : ()
2026 } @{ aio_readdir $UNIQUEDIR or [] } 2390 } @{ aio_readdir $UNIQUEDIR or [] }
2027 ] 2391 ]
2028} 2392}
2029 2393
2030package cf;
2031
2032=back 2394=back
2033 2395
2034=head3 cf::object 2396=head3 cf::object
2035 2397
2036=cut 2398=cut
2039 2401
2040=over 4 2402=over 4
2041 2403
2042=item $ob->inv_recursive 2404=item $ob->inv_recursive
2043 2405
2044Returns the inventory of the object _and_ their inventories, recursively. 2406Returns the inventory of the object I<and> their inventories, recursively,
2407but I<not> the object itself.
2045 2408
2046=cut 2409=cut
2047 2410
2048sub inv_recursive_; 2411sub inv_recursive_;
2049sub inv_recursive_ { 2412sub inv_recursive_ {
2052 2415
2053sub inv_recursive { 2416sub inv_recursive {
2054 inv_recursive_ inv $_[0] 2417 inv_recursive_ inv $_[0]
2055} 2418}
2056 2419
2420=item $ref = $ob->ref
2421
2422Creates and returns a persistent reference to an object that can be stored as a string.
2423
2424=item $ob = cf::object::deref ($refstring)
2425
2426returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2427even if the object actually exists. May block.
2428
2429=cut
2430
2431sub deref {
2432 my ($ref) = @_;
2433
2434 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2435 my ($uuid, $name) = ($1, $2);
2436 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2437 or return;
2438 $pl->ob->uuid eq $uuid
2439 or return;
2440
2441 $pl->ob
2442 } else {
2443 warn "$ref: cannot resolve object reference\n";
2444 undef
2445 }
2446}
2447
2057package cf; 2448package cf;
2058 2449
2059=back 2450=back
2060 2451
2061=head3 cf::object::player 2452=head3 cf::object::player
2067Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2458Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068can be C<undef>. Does the right thing when the player is currently in a 2459can be C<undef>. Does the right thing when the player is currently in a
2069dialogue with the given NPC character. 2460dialogue with the given NPC character.
2070 2461
2071=cut 2462=cut
2463
2464our $SAY_CHANNEL = {
2465 id => "say",
2466 title => "Map",
2467 reply => "say ",
2468 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2469};
2470
2471our $CHAT_CHANNEL = {
2472 id => "chat",
2473 title => "Chat",
2474 reply => "chat ",
2475 tooltip => "Player chat and shouts, global to the server.",
2476};
2072 2477
2073# rough implementation of a future "reply" method that works 2478# rough implementation of a future "reply" method that works
2074# with dialog boxes. 2479# with dialog boxes.
2075#TODO: the first argument must go, split into a $npc->reply_to ( method 2480#TODO: the first argument must go, split into a $npc->reply_to ( method
2076sub cf::object::player::reply($$$;$) { 2481sub cf::object::player::reply($$$;$) {
2083 2488
2084 } else { 2489 } else {
2085 my $pl = $self->contr; 2490 my $pl = $self->contr;
2086 2491
2087 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2492 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088 my $diag = $pl->{npc_dialog}; 2493 my $dialog = $pl->{npc_dialog};
2089 $diag->{pl}->ext_reply ( 2494 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090 $diag->{id},
2091 msgtype => "reply",
2092 msg => $diag->{pl}->expand_cfpod ($msg),
2093 add_topics => []
2094 );
2095 2495
2096 } else { 2496 } else {
2097 $msg = $npc->name . " says: $msg" if $npc; 2497 $msg = $npc->name . " says: $msg" if $npc;
2098 $self->message ($msg, $flags); 2498 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099 } 2499 }
2100 } 2500 }
2501}
2502
2503=item $object->send_msg ($channel, $msg, $color, [extra...])
2504
2505=cut
2506
2507sub cf::object::send_msg {
2508 my $pl = shift->contr
2509 or return;
2510 $pl->send_msg (@_);
2101} 2511}
2102 2512
2103=item $player_object->may ("access") 2513=item $player_object->may ("access")
2104 2514
2105Returns wether the given player is authorized to access resource "access" 2515Returns wether the given player is authorized to access resource "access"
2184 # use -1 or undef as default coordinates, not 0, 0 2594 # use -1 or undef as default coordinates, not 0, 0
2185 ($x, $y) = ($map->enter_x, $map->enter_y) 2595 ($x, $y) = ($map->enter_x, $map->enter_y)
2186 if $x <=0 && $y <= 0; 2596 if $x <=0 && $y <= 0;
2187 2597
2188 $map->load; 2598 $map->load;
2189 $map->load_diag; 2599 $map->load_neighbours;
2190 2600
2191 return unless $self->contr->active; 2601 return unless $self->contr->active;
2192 $self->activate_recursive; 2602 $self->activate_recursive;
2193 2603
2194 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2604 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195 $self->enter_map ($map, $x, $y); 2605 $self->enter_map ($map, $x, $y);
2196} 2606}
2197 2607
2198=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2608=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199 2609
2200Moves the player to the given map-path and coordinates by first freezing 2610Moves the player to the given map-path and coordinates by first freezing
2201her, loading and preparing them map, calling the provided $check callback 2611her, loading and preparing them map, calling the provided $check callback
2202that has to return the map if sucecssful, and then unfreezes the player on 2612that has to return the map if sucecssful, and then unfreezes the player on
2203the new (success) or old (failed) map position. 2613the new (success) or old (failed) map position. In either case, $done will
2614be called at the end of this process.
2204 2615
2205=cut 2616=cut
2206 2617
2207our $GOTOGEN; 2618our $GOTOGEN;
2208 2619
2209sub cf::object::player::goto { 2620sub cf::object::player::goto {
2210 my ($self, $path, $x, $y, $check) = @_; 2621 my ($self, $path, $x, $y, $check, $done) = @_;
2211 2622
2212 # do generation counting so two concurrent goto's will be executed in-order 2623 # do generation counting so two concurrent goto's will be executed in-order
2213 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2624 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214 2625
2215 $self->enter_link; 2626 $self->enter_link;
2216 2627
2217 (async { 2628 (async {
2629 $Coro::current->{desc} = "player::goto $path $x $y";
2630
2631 # *tag paths override both path and x|y
2632 if ($path =~ /^\*(.*)$/) {
2633 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2634 my $ob = $obs[rand @obs];
2635
2636 # see if we actually can go there
2637 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2638 $ob = $obs[rand @obs];
2639 } else {
2640 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2641 }
2642 # else put us there anyways for now #d#
2643
2644 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2645 } else {
2646 ($path, $x, $y) = (undef, undef, undef);
2647 }
2648 }
2649
2218 my $map = eval { 2650 my $map = eval {
2219 my $map = cf::map::find $path; 2651 my $map = defined $path ? cf::map::find $path : undef;
2220 2652
2221 if ($map) { 2653 if ($map) {
2222 $map = $map->customise_for ($self); 2654 $map = $map->customise_for ($self);
2223 $map = $check->($map) if $check && $map; 2655 $map = $check->($map) if $check && $map;
2224 } else { 2656 } else {
2225 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2657 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226 } 2658 }
2227 2659
2228 $map 2660 $map
2229 }; 2661 };
2230 2662
2235 2667
2236 if ($gen == $self->{_goto_generation}) { 2668 if ($gen == $self->{_goto_generation}) {
2237 delete $self->{_goto_generation}; 2669 delete $self->{_goto_generation};
2238 $self->leave_link ($map, $x, $y); 2670 $self->leave_link ($map, $x, $y);
2239 } 2671 }
2672
2673 $done->() if $done;
2240 })->prio (1); 2674 })->prio (1);
2241} 2675}
2242 2676
2243=item $player_object->enter_exit ($exit_object) 2677=item $player_object->enter_exit ($exit_object)
2244 2678
2281 $rmp->{origin_y} = $exit->y; 2715 $rmp->{origin_y} = $exit->y;
2282 } 2716 }
2283 2717
2284 $rmp->{random_seed} ||= $exit->random_seed; 2718 $rmp->{random_seed} ||= $exit->random_seed;
2285 2719
2286 my $data = cf::to_json $rmp; 2720 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287 my $md5 = Digest::MD5::md5_hex $data; 2721 my $md5 = Digest::MD5::md5_hex $data;
2288 my $meta = "$RANDOMDIR/$md5.meta"; 2722 my $meta = "$RANDOMDIR/$md5.meta";
2289 2723
2290 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2724 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291 aio_write $fh, 0, (length $data), $data, 0; 2725 aio_write $fh, 0, (length $data), $data, 0;
2313 my $hp = $exit->stats->hp; 2747 my $hp = $exit->stats->hp;
2314 my $sp = $exit->stats->sp; 2748 my $sp = $exit->stats->sp;
2315 2749
2316 $self->enter_link; 2750 $self->enter_link;
2317 2751
2752 # if exit is damned, update players death & WoR home-position
2753 $self->contr->savebed ($slaying, $hp, $sp)
2754 if $exit->flag (FLAG_DAMNED);
2755
2318 (async { 2756 (async {
2757 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2758
2319 $self->deactivate_recursive; # just to be sure 2759 $self->deactivate_recursive; # just to be sure
2320 unless (eval { 2760 unless (eval {
2321 $self->goto ($slaying, $hp, $sp); 2761 $self->goto ($slaying, $hp, $sp);
2322 2762
2323 1; 2763 1;
2349 2789
2350 utf8::encode $text; 2790 utf8::encode $text;
2351 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2791 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352} 2792}
2353 2793
2354=item $client->send_msg ($color, $type, $msg, [extra...]) 2794=item $client->send_msg ($channel, $msg, $color, [extra...])
2355 2795
2356Send a drawinfo or msg packet to the client, formatting the msg for the 2796Send a drawinfo or msg packet to the client, formatting the msg for the
2357client if neccessary. C<$type> should be a string identifying the type of 2797client if neccessary. C<$type> should be a string identifying the type of
2358the message, with C<log> being the default. If C<$color> is negative, suppress 2798the message, with C<log> being the default. If C<$color> is negative, suppress
2359the message unless the client supports the msg packet. 2799the message unless the client supports the msg packet.
2360 2800
2361=cut 2801=cut
2362 2802
2803# non-persistent channels (usually the info channel)
2804our %CHANNEL = (
2805 "c/identify" => {
2806 id => "infobox",
2807 title => "Identify",
2808 reply => undef,
2809 tooltip => "Items recently identified",
2810 },
2811 "c/examine" => {
2812 id => "infobox",
2813 title => "Examine",
2814 reply => undef,
2815 tooltip => "Signs and other items you examined",
2816 },
2817 "c/book" => {
2818 id => "infobox",
2819 title => "Book",
2820 reply => undef,
2821 tooltip => "The contents of a note or book",
2822 },
2823 "c/lookat" => {
2824 id => "infobox",
2825 title => "Look",
2826 reply => undef,
2827 tooltip => "What you saw there",
2828 },
2829 "c/who" => {
2830 id => "infobox",
2831 title => "Players",
2832 reply => undef,
2833 tooltip => "Shows players who are currently online",
2834 },
2835 "c/body" => {
2836 id => "infobox",
2837 title => "Body Parts",
2838 reply => undef,
2839 tooltip => "Shows which body parts you posess and are available",
2840 },
2841 "c/uptime" => {
2842 id => "infobox",
2843 title => "Uptime",
2844 reply => undef,
2845 tooltip => "How long the server has been running since last restart",
2846 },
2847 "c/mapinfo" => {
2848 id => "infobox",
2849 title => "Map Info",
2850 reply => undef,
2851 tooltip => "Information related to the maps",
2852 },
2853 "c/party" => {
2854 id => "party",
2855 title => "Party",
2856 reply => "gsay ",
2857 tooltip => "Messages and chat related to your party",
2858 },
2859);
2860
2363sub cf::client::send_msg { 2861sub cf::client::send_msg {
2364 my ($self, $color, $type, $msg, @extra) = @_; 2862 my ($self, $channel, $msg, $color, @extra) = @_;
2365 2863
2366 $msg = $self->pl->expand_cfpod ($msg); 2864 $msg = $self->pl->expand_cfpod ($msg);
2367 2865
2866 $color &= cf::NDI_CLIENT_MASK; # just in case...
2867
2868 # check predefined channels, for the benefit of C
2869 if ($CHANNEL{$channel}) {
2870 $channel = $CHANNEL{$channel};
2871
2872 $self->ext_msg (channel_info => $channel)
2873 if $self->can_msg;
2874
2875 $channel = $channel->{id};
2876
2877 } elsif (ref $channel) {
2878 # send meta info to client, if not yet sent
2879 unless (exists $self->{channel}{$channel->{id}}) {
2880 $self->{channel}{$channel->{id}} = $channel;
2881 $self->ext_msg (channel_info => $channel)
2882 if $self->can_msg;
2883 }
2884
2885 $channel = $channel->{id};
2886 }
2887
2888 return unless @extra || length $msg;
2889
2368 if ($self->can_msg) { 2890 if ($self->can_msg) {
2369 $self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]); 2891 # default colour, mask it out
2892 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893 if $color & cf::NDI_DEF;
2894
2895 $self->send_packet ("msg " . $self->{json_coder}->encode (
2896 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370 } else { 2897 } else {
2371 # replace some tags by gcfclient-compatible ones
2372 for ($msg) {
2373 1 while
2374 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379 }
2380
2381 if ($color >= 0) { 2898 if ($color >= 0) {
2899 # replace some tags by gcfclient-compatible ones
2900 for ($msg) {
2901 1 while
2902 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907 }
2908
2909 $color &= cf::NDI_COLOR_MASK;
2910
2911 utf8::encode $msg;
2912
2382 if (0 && $msg =~ /\[/) { 2913 if (0 && $msg =~ /\[/) {
2914 # COMMAND/INFO
2383 $self->send_packet ("drawextinfo $color 4 0 $msg") 2915 $self->send_packet ("drawextinfo $color 10 8 $msg")
2384 } else { 2916 } else {
2385 s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; 2917 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2386 $self->send_packet ("drawinfo $color $msg") 2918 $self->send_packet ("drawinfo $color $msg")
2387 } 2919 }
2388 } 2920 }
2389 } 2921 }
2390} 2922}
2391 2923
2392=item $client->ext_event ($type, %msg) 2924=item $client->ext_msg ($type, @msg)
2393 2925
2394Sends an exti event to the client. 2926Sends an ext event to the client.
2395 2927
2396=cut 2928=cut
2397 2929
2398sub cf::client::ext_event($$%) { 2930sub cf::client::ext_msg($$@) {
2399 my ($self, $type, %msg) = @_; 2931 my ($self, $type, @msg) = @_;
2400 2932
2933 if ($self->extcmd == 2) {
2934 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935 } elsif ($self->extcmd == 1) { # TODO: remove
2401 $msg{msgtype} = "event_$type"; 2936 push @msg, msgtype => "event_$type";
2402 $self->send_packet ("ext " . cf::to_json \%msg); 2937 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938 }
2939}
2940
2941=item $client->ext_reply ($msgid, @msg)
2942
2943Sends an ext reply to the client.
2944
2945=cut
2946
2947sub cf::client::ext_reply($$@) {
2948 my ($self, $id, @msg) = @_;
2949
2950 if ($self->extcmd == 2) {
2951 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952 } elsif ($self->extcmd == 1) {
2953 #TODO: version 1, remove
2954 unshift @msg, msgtype => "reply", msgid => $id;
2955 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956 }
2403} 2957}
2404 2958
2405=item $success = $client->query ($flags, "text", \&cb) 2959=item $success = $client->query ($flags, "text", \&cb)
2406 2960
2407Queues a query to the client, calling the given callback with 2961Queues a query to the client, calling the given callback with
2408the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2962the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2963C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410 2964
2411Queries can fail, so check the return code. Or don't, as queries will become 2965Queries can fail, so check the return code. Or don't, as queries will
2412reliable at some point in the future. 2966become reliable at some point in the future.
2413 2967
2414=cut 2968=cut
2415 2969
2416sub cf::client::query { 2970sub cf::client::query {
2417 my ($self, $flags, $text, $cb) = @_; 2971 my ($self, $flags, $text, $cb) = @_;
2425 utf8::encode $text; 2979 utf8::encode $text;
2426 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2980 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427 2981
2428 $self->send_packet ($self->{query_queue}[0][0]) 2982 $self->send_packet ($self->{query_queue}[0][0])
2429 if @{ $self->{query_queue} } == 1; 2983 if @{ $self->{query_queue} } == 1;
2984
2985 1
2430} 2986}
2431 2987
2432cf::client->attach ( 2988cf::client->attach (
2989 on_connect => sub {
2990 my ($ns) = @_;
2991
2992 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2993 },
2433 on_reply => sub { 2994 on_reply => sub {
2434 my ($ns, $msg) = @_; 2995 my ($ns, $msg) = @_;
2435 2996
2436 # this weird shuffling is so that direct followup queries 2997 # this weird shuffling is so that direct followup queries
2437 # get handled first 2998 # get handled first
2449 } else { 3010 } else {
2450 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 3011 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451 } 3012 }
2452 } 3013 }
2453 }, 3014 },
3015 on_exticmd => sub {
3016 my ($ns, $buf) = @_;
3017
3018 my $msg = eval { $ns->{json_coder}->decode ($buf) };
3019
3020 if (ref $msg) {
3021 my ($type, $reply, @payload) =
3022 "ARRAY" eq ref $msg
3023 ? @$msg
3024 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3025
3026 my @reply;
3027
3028 if (my $cb = $EXTICMD{$type}) {
3029 @reply = $cb->($ns, @payload);
3030 }
3031
3032 $ns->ext_reply ($reply, @reply)
3033 if $reply;
3034
3035 } else {
3036 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3037 }
3038
3039 cf::override;
3040 },
2454); 3041);
2455 3042
2456=item $client->async (\&cb) 3043=item $client->async (\&cb)
2457 3044
2458Create a new coroutine, running the specified callback. The coroutine will 3045Create a new coroutine, running the specified callback. The coroutine will
2499our $safe = new Safe "safe"; 3086our $safe = new Safe "safe";
2500our $safe_hole = new Safe::Hole; 3087our $safe_hole = new Safe::Hole;
2501 3088
2502$SIG{FPE} = 'IGNORE'; 3089$SIG{FPE} = 'IGNORE';
2503 3090
2504$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3091$safe->permit_only (Opcode::opset qw(
3092 :base_core :base_mem :base_orig :base_math
3093 grepstart grepwhile mapstart mapwhile
3094 sort time
3095));
2505 3096
2506# here we export the classes and methods available to script code 3097# here we export the classes and methods available to script code
2507 3098
2508=pod 3099=pod
2509 3100
2510The following functions and methods are available within a safe environment: 3101The following functions and methods are available within a safe environment:
2511 3102
2512 cf::object contr pay_amount pay_player map 3103 cf::object
3104 contr pay_amount pay_player map x y force_find force_add destroy
3105 insert remove name archname title slaying race decrease split
3106
2513 cf::object::player player 3107 cf::object::player
2514 cf::player peaceful 3108 player
2515 cf::map trigger 3109
3110 cf::player
3111 peaceful
3112
3113 cf::map
3114 trigger
2516 3115
2517=cut 3116=cut
2518 3117
2519for ( 3118for (
2520 ["cf::object" => qw(contr pay_amount pay_player map)], 3119 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120 insert remove inv name archname title slaying race
3121 decrease split destroy)],
2521 ["cf::object::player" => qw(player)], 3122 ["cf::object::player" => qw(player)],
2522 ["cf::player" => qw(peaceful)], 3123 ["cf::player" => qw(peaceful)],
2523 ["cf::map" => qw(trigger)], 3124 ["cf::map" => qw(trigger)],
2524) { 3125) {
2525 no strict 'refs'; 3126 no strict 'refs';
2601# the server's init and main functions 3202# the server's init and main functions
2602 3203
2603sub load_facedata($) { 3204sub load_facedata($) {
2604 my ($path) = @_; 3205 my ($path) = @_;
2605 3206
3207 # HACK to clear player env face cache, we need some signal framework
3208 # for this (global event?)
3209 %ext::player_env::MUSIC_FACE_CACHE = ();
3210
3211 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3212
2606 warn "loading facedata from $path\n"; 3213 warn "loading facedata from $path\n";
2607 3214
2608 my $facedata; 3215 my $facedata;
2609 0 < aio_load $path, $facedata 3216 0 < aio_load $path, $facedata
2610 or die "$path: $!"; 3217 or die "$path: $!";
2612 $facedata = Coro::Storable::thaw $facedata; 3219 $facedata = Coro::Storable::thaw $facedata;
2613 3220
2614 $facedata->{version} == 2 3221 $facedata->{version} == 2
2615 or cf::cleanup "$path: version mismatch, cannot proceed."; 3222 or cf::cleanup "$path: version mismatch, cannot proceed.";
2616 3223
3224 # patch in the exptable
3225 $facedata->{resource}{"res/exp_table"} = {
3226 type => FT_RSRC,
3227 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3228 };
3229 cf::cede_to_tick;
3230
2617 { 3231 {
2618 my $faces = $facedata->{faceinfo}; 3232 my $faces = $facedata->{faceinfo};
2619 3233
2620 while (my ($face, $info) = each %$faces) { 3234 while (my ($face, $info) = each %$faces) {
2621 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3235 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236
2622 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3237 cf::face::set_visibility $idx, $info->{visibility};
3238 cf::face::set_magicmap $idx, $info->{magicmap};
2623 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3239 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2624 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3240 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2625 Coro::cede; 3241
3242 cf::cede_to_tick;
2626 } 3243 }
2627 3244
2628 while (my ($face, $info) = each %$faces) { 3245 while (my ($face, $info) = each %$faces) {
2629 next unless $info->{smooth}; 3246 next unless $info->{smooth};
3247
2630 my $idx = cf::face::find $face 3248 my $idx = cf::face::find $face
2631 or next; 3249 or next;
3250
2632 if (my $smooth = cf::face::find $info->{smooth}) { 3251 if (my $smooth = cf::face::find $info->{smooth}) {
3252 cf::face::set_smooth $idx, $smooth;
2633 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3253 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634 } else { 3254 } else {
2635 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3255 warn "smooth face '$info->{smooth}' not found for face '$face'";
2636 } 3256 }
2637 Coro::cede; 3257
3258 cf::cede_to_tick;
2638 } 3259 }
2639 } 3260 }
2640 3261
2641 { 3262 {
2642 my $anims = $facedata->{animinfo}; 3263 my $anims = $facedata->{animinfo};
2643 3264
2644 while (my ($anim, $info) = each %$anims) { 3265 while (my ($anim, $info) = each %$anims) {
2645 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3266 cf::anim::set $anim, $info->{frames}, $info->{facings};
2646 Coro::cede; 3267 cf::cede_to_tick;
2647 } 3268 }
2648 3269
2649 cf::anim::invalidate_all; # d'oh 3270 cf::anim::invalidate_all; # d'oh
2650 } 3271 }
2651 3272
3273 {
3274 # TODO: for gcfclient pleasure, we should give resources
3275 # that gcfclient doesn't grok a >10000 face index.
3276 my $res = $facedata->{resource};
3277
3278 while (my ($name, $info) = each %$res) {
3279 if (defined $info->{type}) {
3280 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281 my $data;
3282
3283 if ($info->{type} & 1) {
3284 # prepend meta info
3285
3286 my $meta = $enc->encode ({
3287 name => $name,
3288 %{ $info->{meta} || {} },
3289 });
3290
3291 $data = pack "(w/a*)*", $meta, $info->{data};
3292 } else {
3293 $data = $info->{data};
3294 }
3295
3296 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297 cf::face::set_type $idx, $info->{type};
3298 } else {
3299 $RESOURCE{$name} = $info;
3300 }
3301
3302 cf::cede_to_tick;
3303 }
3304 }
3305
3306 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3307
2652 1 3308 1
2653} 3309}
2654 3310
3311cf::global->attach (on_resource_update => sub {
3312 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3313 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3314
3315 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3316 my $sound = $soundconf->{compat}[$_]
3317 or next;
3318
3319 my $face = cf::face::find "sound/$sound->[1]";
3320 cf::sound::set $sound->[0] => $face;
3321 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3322 }
3323
3324 while (my ($k, $v) = each %{$soundconf->{event}}) {
3325 my $face = cf::face::find "sound/$v";
3326 cf::sound::set $k => $face;
3327 }
3328 }
3329});
3330
3331register_exticmd fx_want => sub {
3332 my ($ns, $want) = @_;
3333
3334 while (my ($k, $v) = each %$want) {
3335 $ns->fx_want ($k, $v);
3336 }
3337};
3338
3339sub load_resource_file($) {
3340 my $guard = lock_acquire "load_resource_file";
3341
3342 my $status = load_resource_file_ $_[0];
3343 get_slot 0.1, 100;
3344 cf::arch::commit_load;
3345
3346 $status
3347}
3348
2655sub reload_regions { 3349sub reload_regions {
3350 # HACK to clear player env face cache, we need some signal framework
3351 # for this (global event?)
3352 %ext::player_env::MUSIC_FACE_CACHE = ();
3353
2656 load_resource_file "$MAPDIR/regions" 3354 load_resource_file "$MAPDIR/regions"
2657 or die "unable to load regions file\n"; 3355 or die "unable to load regions file\n";
3356
3357 for (cf::region::list) {
3358 $_->{match} = qr/$_->{match}/
3359 if exists $_->{match};
3360 }
2658} 3361}
2659 3362
2660sub reload_facedata { 3363sub reload_facedata {
2661 load_facedata "$DATADIR/facedata" 3364 load_facedata "$DATADIR/facedata"
2662 or die "unable to load facedata\n"; 3365 or die "unable to load facedata\n";
2673} 3376}
2674 3377
2675sub reload_resources { 3378sub reload_resources {
2676 warn "reloading resource files...\n"; 3379 warn "reloading resource files...\n";
2677 3380
3381 reload_facedata;
3382 reload_archetypes;
2678 reload_regions; 3383 reload_regions;
2679 reload_facedata;
2680 #reload_archetypes;#d#
2681 reload_archetypes;
2682 reload_treasures; 3384 reload_treasures;
2683 3385
2684 warn "finished reloading resource files\n"; 3386 warn "finished reloading resource files\n";
2685} 3387}
2686 3388
2687sub init { 3389sub init {
3390 my $guard = freeze_mainloop;
3391
2688 reload_resources; 3392 reload_resources;
2689} 3393}
2690 3394
2691sub cfg_load { 3395sub reload_config {
2692 open my $fh, "<:utf8", "$CONFDIR/config" 3396 open my $fh, "<:utf8", "$CONFDIR/config"
2693 or return; 3397 or return;
2694 3398
2695 local $/; 3399 local $/;
2696 *CFG = YAML::Syck::Load <$fh>; 3400 *CFG = YAML::Load <$fh>;
2697 3401
2698 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3402 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699 3403
2700 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3404 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3405 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2712sub main { 3416sub main {
2713 # we must not ever block the main coroutine 3417 # we must not ever block the main coroutine
2714 local $Coro::idle = sub { 3418 local $Coro::idle = sub {
2715 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3419 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716 (async { 3420 (async {
2717 Event::one_event; 3421 $Coro::current->{desc} = "IDLE BUG HANDLER";
3422 EV::loop EV::LOOP_ONESHOT;
2718 })->prio (Coro::PRIO_MAX); 3423 })->prio (Coro::PRIO_MAX);
2719 }; 3424 };
2720 3425
2721 cfg_load; 3426 {
3427 my $guard = freeze_mainloop;
3428 reload_config;
2722 db_init; 3429 db_init;
2723 load_extensions; 3430 load_extensions;
2724 3431
2725 $TICK_WATCHER->start; 3432 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433 evthread_start IO::AIO::poll_fileno;
3434 }
3435
2726 Event::loop; 3436 EV::loop;
2727} 3437}
2728 3438
2729############################################################################# 3439#############################################################################
2730# initialisation and cleanup 3440# initialisation and cleanup
2731 3441
2732# install some emergency cleanup handlers 3442# install some emergency cleanup handlers
2733BEGIN { 3443BEGIN {
3444 our %SIGWATCHER = ();
2734 for my $signal (qw(INT HUP TERM)) { 3445 for my $signal (qw(INT HUP TERM)) {
2735 Event->signal ( 3446 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2736 reentrant => 0,
2737 data => WF_AUTOCANCEL,
2738 signal => $signal,
2739 prio => 0,
2740 cb => sub {
2741 cf::cleanup "SIG$signal"; 3447 cf::cleanup "SIG$signal";
2742 },
2743 ); 3448 };
2744 } 3449 }
2745} 3450}
2746 3451
2747sub write_runtime { 3452sub write_runtime_sync {
2748 my $runtime = "$LOCALDIR/runtime"; 3453 my $runtime = "$LOCALDIR/runtime";
2749 3454
2750 # first touch the runtime file to show we are still running: 3455 # first touch the runtime file to show we are still running:
2751 # the fsync below can take a very very long time. 3456 # the fsync below can take a very very long time.
2752 3457
2778 and return; 3483 and return;
2779 3484
2780 warn "runtime file written.\n"; 3485 warn "runtime file written.\n";
2781 3486
2782 1 3487 1
3488}
3489
3490our $uuid_lock;
3491our $uuid_skip;
3492
3493sub write_uuid_sync($) {
3494 $uuid_skip ||= $_[0];
3495
3496 return if $uuid_lock;
3497 local $uuid_lock = 1;
3498
3499 my $uuid = "$LOCALDIR/uuid";
3500
3501 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502 or return;
3503
3504 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3505 $uuid_skip = 0;
3506
3507 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3508 and return;
3509
3510 # always fsync - this file is important
3511 aio_fsync $fh
3512 and return;
3513
3514 close $fh
3515 or return;
3516
3517 aio_rename "$uuid~", $uuid
3518 and return;
3519
3520 warn "uuid file written ($value).\n";
3521
3522 1
3523
3524}
3525
3526sub write_uuid($$) {
3527 my ($skip, $sync) = @_;
3528
3529 $sync ? write_uuid_sync $skip
3530 : async { write_uuid_sync $skip };
2783} 3531}
2784 3532
2785sub emergency_save() { 3533sub emergency_save() {
2786 my $freeze_guard = cf::freeze_mainloop; 3534 my $freeze_guard = cf::freeze_mainloop;
2787 3535
2793 # and maps saved/destroyed asynchronously. 3541 # and maps saved/destroyed asynchronously.
2794 warn "begin emergency player save\n"; 3542 warn "begin emergency player save\n";
2795 for my $login (keys %cf::PLAYER) { 3543 for my $login (keys %cf::PLAYER) {
2796 my $pl = $cf::PLAYER{$login} or next; 3544 my $pl = $cf::PLAYER{$login} or next;
2797 $pl->valid or next; 3545 $pl->valid or next;
3546 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798 $pl->save; 3547 $pl->save;
2799 } 3548 }
2800 warn "end emergency player save\n"; 3549 warn "end emergency player save\n";
2801 3550
2802 warn "begin emergency map save\n"; 3551 warn "begin emergency map save\n";
2808 warn "end emergency map save\n"; 3557 warn "end emergency map save\n";
2809 3558
2810 warn "begin emergency database checkpoint\n"; 3559 warn "begin emergency database checkpoint\n";
2811 BDB::db_env_txn_checkpoint $DB_ENV; 3560 BDB::db_env_txn_checkpoint $DB_ENV;
2812 warn "end emergency database checkpoint\n"; 3561 warn "end emergency database checkpoint\n";
3562
3563 warn "begin write uuid\n";
3564 write_uuid_sync 1;
3565 warn "end write uuid\n";
2813 }; 3566 };
2814 3567
2815 warn "leave emergency perl save\n"; 3568 warn "leave emergency perl save\n";
2816} 3569}
2817 3570
2832 warn "reloading..."; 3585 warn "reloading...";
2833 3586
2834 warn "entering sync_job"; 3587 warn "entering sync_job";
2835 3588
2836 cf::sync_job { 3589 cf::sync_job {
2837 cf::write_runtime; # external watchdog should not bark 3590 cf::write_runtime_sync; # external watchdog should not bark
2838 cf::emergency_save; 3591 cf::emergency_save;
2839 cf::write_runtime; # external watchdog should not bark 3592 cf::write_runtime_sync; # external watchdog should not bark
2840 3593
2841 warn "syncing database to disk"; 3594 warn "syncing database to disk";
2842 BDB::db_env_txn_checkpoint $DB_ENV; 3595 BDB::db_env_txn_checkpoint $DB_ENV;
2843 3596
2844 # if anything goes wrong in here, we should simply crash as we already saved 3597 # if anything goes wrong in here, we should simply crash as we already saved
2845
2846 warn "cancelling all WF_AUTOCANCEL watchers";
2847 for (Event::all_watchers) {
2848 $_->cancel if $_->data & WF_AUTOCANCEL;
2849 }
2850 3598
2851 warn "flushing outstanding aio requests"; 3599 warn "flushing outstanding aio requests";
2852 for (;;) { 3600 for (;;) {
2853 BDB::flush; 3601 BDB::flush;
2854 IO::AIO::flush; 3602 IO::AIO::flush;
2855 Coro::cede; 3603 Coro::cede_notself;
2856 last unless IO::AIO::nreqs || BDB::nreqs; 3604 last unless IO::AIO::nreqs || BDB::nreqs;
2857 warn "iterate..."; 3605 warn "iterate...";
2858 } 3606 }
2859 3607
2860 ++$RELOAD; 3608 ++$RELOAD;
2864 %EXT_CORO = (); 3612 %EXT_CORO = ();
2865 3613
2866 warn "removing commands"; 3614 warn "removing commands";
2867 %COMMAND = (); 3615 %COMMAND = ();
2868 3616
2869 warn "removing ext commands"; 3617 warn "removing ext/exti commands";
2870 %EXTCMD = (); 3618 %EXTCMD = ();
3619 %EXTICMD = ();
2871 3620
2872 warn "unloading/nuking all extensions"; 3621 warn "unloading/nuking all extensions";
2873 for my $pkg (@EXTS) { 3622 for my $pkg (@EXTS) {
2874 warn "... unloading $pkg"; 3623 warn "... unloading $pkg";
2875 3624
2918 warn "reloading cf.pm"; 3667 warn "reloading cf.pm";
2919 require cf; 3668 require cf;
2920 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3669 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2921 3670
2922 warn "loading config and database again"; 3671 warn "loading config and database again";
2923 cf::cfg_load; 3672 cf::reload_config;
2924 3673
2925 warn "loading extensions"; 3674 warn "loading extensions";
2926 cf::load_extensions; 3675 cf::load_extensions;
2927 3676
2928 warn "reattaching attachments to objects/players"; 3677 warn "reattaching attachments to objects/players";
2935 warn "leaving sync_job"; 3684 warn "leaving sync_job";
2936 3685
2937 1 3686 1
2938 } or do { 3687 } or do {
2939 warn $@; 3688 warn $@;
2940 warn "error while reloading, exiting."; 3689 cf::cleanup "error while reloading, exiting.";
2941 exit 1;
2942 }; 3690 };
2943 3691
2944 warn "reloaded"; 3692 warn "reloaded";
2945}; 3693};
2946 3694
2948 3696
2949sub reload_perl() { 3697sub reload_perl() {
2950 # doing reload synchronously and two reloads happen back-to-back, 3698 # doing reload synchronously and two reloads happen back-to-back,
2951 # coro crashes during coro_state_free->destroy here. 3699 # coro crashes during coro_state_free->destroy here.
2952 3700
2953 $RELOAD_WATCHER ||= Event->timer ( 3701 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2954 reentrant => 0,
2955 after => 0,
2956 data => WF_AUTOCANCEL,
2957 cb => sub {
2958 do_reload_perl; 3702 do_reload_perl;
2959 undef $RELOAD_WATCHER; 3703 undef $RELOAD_WATCHER;
2960 },
2961 ); 3704 };
2962} 3705}
2963 3706
2964register_command "reload" => sub { 3707register_command "reload" => sub {
2965 my ($who, $arg) = @_; 3708 my ($who, $arg) = @_;
2966 3709
2967 if ($who->flag (FLAG_WIZ)) { 3710 if ($who->flag (FLAG_WIZ)) {
2968 $who->message ("reloading server."); 3711 $who->message ("reloading server.");
3712 async {
3713 $Coro::current->{desc} = "perl_reload";
2969 async { reload_perl }; 3714 reload_perl;
3715 };
2970 } 3716 }
2971}; 3717};
2972 3718
2973unshift @INC, $LIBDIR; 3719unshift @INC, $LIBDIR;
2974 3720
2976 3722
2977our @WAIT_FOR_TICK; 3723our @WAIT_FOR_TICK;
2978our @WAIT_FOR_TICK_BEGIN; 3724our @WAIT_FOR_TICK_BEGIN;
2979 3725
2980sub wait_for_tick { 3726sub wait_for_tick {
2981 return unless $TICK_WATCHER->is_active;
2982 return if $Coro::current == $Coro::main; 3727 return if tick_inhibit || $Coro::current == $Coro::main;
2983 3728
2984 my $signal = new Coro::Signal; 3729 my $signal = new Coro::Signal;
2985 push @WAIT_FOR_TICK, $signal; 3730 push @WAIT_FOR_TICK, $signal;
2986 $signal->wait; 3731 $signal->wait;
2987} 3732}
2988 3733
2989sub wait_for_tick_begin { 3734sub wait_for_tick_begin {
2990 return unless $TICK_WATCHER->is_active;
2991 return if $Coro::current == $Coro::main; 3735 return if tick_inhibit || $Coro::current == $Coro::main;
2992 3736
2993 my $signal = new Coro::Signal; 3737 my $signal = new Coro::Signal;
2994 push @WAIT_FOR_TICK_BEGIN, $signal; 3738 push @WAIT_FOR_TICK_BEGIN, $signal;
2995 $signal->wait; 3739 $signal->wait;
2996} 3740}
2997 3741
2998 my $min = 1e6;#d# 3742sub tick {
2999 my $avg = 10;
3000$TICK_WATCHER = Event->timer (
3001 reentrant => 0,
3002 parked => 1,
3003 prio => 0,
3004 at => $NEXT_TICK || $TICK,
3005 data => WF_AUTOCANCEL,
3006 cb => sub {
3007 if ($Coro::current != $Coro::main) { 3743 if ($Coro::current != $Coro::main) {
3008 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3744 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009 unless ++$bug_warning > 10; 3745 unless ++$bug_warning > 10;
3010 return; 3746 return;
3011 } 3747 }
3012 3748
3013 $NOW = $tick_start = Event::time;
3014
3015 cf::server_tick; # one server iteration 3749 cf::server_tick; # one server iteration
3016 3750
3017 0 && sync_job {#d# 3751 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3018 for(1..10) { 3752 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3019 my $t = Event::time; 3753 Coro::async_pool {
3020 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3754 $Coro::current->{desc} = "runtime saver";
3021 or die; 3755 write_runtime_sync
3022 3756 or warn "ERROR: unable to write runtime file: $!";
3023 $map->width (50);
3024 $map->height (50);
3025 $map->alloc;
3026 $map->_load_objects ("/tmp/x.map", 1);
3027 my $t = Event::time - $t;
3028
3029 #next unless $t < 0.0013;#d#
3030 if ($t < $min) {
3031 $min = $t;
3032 }
3033 $avg = $avg * 0.99 + $t * 0.01;
3034 }
3035 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036 exit 0;
3037 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038 }; 3757 };
3758 }
3039 3759
3040 $RUNTIME += $TICK;
3041 $NEXT_TICK += $TICK;
3042
3043 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044 $NEXT_RUNTIME_WRITE = $NOW + 10;
3045 Coro::async_pool {
3046 write_runtime
3047 or warn "ERROR: unable to write runtime file: $!";
3048 };
3049 }
3050
3051# my $AFTER = Event::time;
3052# warn $AFTER - $NOW;#d#
3053
3054 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3760 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055 $sig->send; 3761 $sig->send;
3056 } 3762 }
3057 while (my $sig = shift @WAIT_FOR_TICK) { 3763 while (my $sig = shift @WAIT_FOR_TICK) {
3058 $sig->send; 3764 $sig->send;
3059 } 3765 }
3060 3766
3061 $NOW = Event::time; 3767 $LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063 # if we are delayed by four ticks or more, skip them all
3064 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066 $TICK_WATCHER->at ($NEXT_TICK);
3067 $TICK_WATCHER->start;
3068
3069 $LOAD = ($NOW - $tick_start) / $TICK;
3070 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3768 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071 3769
3072 _post_tick; 3770 if (0) {
3073 3771 if ($NEXT_TICK) {
3074 3772 my $jitter = $TICK_START - $NEXT_TICK;
3773 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774 warn "jitter $JITTER\n";#d#
3775 }
3075 }, 3776 }
3076); 3777}
3077 3778
3078{ 3779{
3079 BDB::max_poll_time $TICK * 0.1; 3780 # configure BDB
3080 $BDB_POLL_WATCHER = Event->io ( 3781
3081 reentrant => 0,
3082 fd => BDB::poll_fileno,
3083 poll => 'r',
3084 prio => 0,
3085 data => WF_AUTOCANCEL,
3086 cb => \&BDB::poll_cb,
3087 );
3088 BDB::min_parallel 8; 3782 BDB::min_parallel 8;
3089 3783 BDB::max_poll_reqs $TICK * 0.1;
3090 BDB::set_sync_prepare { 3784 $Coro::BDB::WATCHER->priority (1);
3091 my $status;
3092 my $current = $Coro::current;
3093 (
3094 sub {
3095 $status = $!;
3096 $current->ready; undef $current;
3097 },
3098 sub {
3099 Coro::schedule while defined $current;
3100 $! = $status;
3101 },
3102 )
3103 };
3104 3785
3105 unless ($DB_ENV) { 3786 unless ($DB_ENV) {
3106 $DB_ENV = BDB::db_env_create; 3787 $DB_ENV = BDB::db_env_create;
3788 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3789 | BDB::LOG_AUTOREMOVE, 1);
3790 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107 3792
3108 cf::sync_job { 3793 cf::sync_job {
3109 eval { 3794 eval {
3110 BDB::db_env_open 3795 BDB::db_env_open
3111 $DB_ENV, 3796 $DB_ENV,
3113 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3798 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3799 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115 0666; 3800 0666;
3116 3801
3117 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3802 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120 $DB_ENV->set_lk_detect;
3121 }; 3803 };
3122 3804
3123 cf::cleanup "db_env_open(db): $@" if $@; 3805 cf::cleanup "db_env_open(db): $@" if $@;
3124 }; 3806 };
3125 } 3807 }
3808
3809 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3810 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3811 };
3812 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3813 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3814 };
3815 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3816 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3817 };
3126} 3818}
3127 3819
3128{ 3820{
3821 # configure IO::AIO
3822
3129 IO::AIO::min_parallel 8; 3823 IO::AIO::min_parallel 8;
3130
3131 undef $Coro::AIO::WATCHER;
3132 IO::AIO::max_poll_time $TICK * 0.1; 3824 IO::AIO::max_poll_time $TICK * 0.1;
3133 $AIO_POLL_WATCHER = Event->io ( 3825 $Coro::AIO::WATCHER->priority (1);
3134 reentrant => 0,
3135 data => WF_AUTOCANCEL,
3136 fd => IO::AIO::poll_fileno,
3137 poll => 'r',
3138 prio => 6,
3139 cb => \&IO::AIO::poll_cb,
3140 );
3141} 3826}
3142 3827
3143my $_log_backtrace; 3828my $_log_backtrace;
3144 3829
3145sub _log_backtrace { 3830sub _log_backtrace {
3149 3834
3150 # limit the # of concurrent backtraces 3835 # limit the # of concurrent backtraces
3151 if ($_log_backtrace < 2) { 3836 if ($_log_backtrace < 2) {
3152 ++$_log_backtrace; 3837 ++$_log_backtrace;
3153 async { 3838 async {
3839 $Coro::current->{desc} = "abt $msg";
3840
3154 my @bt = fork_call { 3841 my @bt = fork_call {
3155 @addr = map { sprintf "%x", $_ } @addr; 3842 @addr = map { sprintf "%x", $_ } @addr;
3156 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3843 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3844 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158 or die "addr2line: $!"; 3845 or die "addr2line: $!";

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