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Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.489 by root, Fri Oct 23 03:08:35 2009 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your
9# 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 Affero GNU General Public License
17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
19#
20# The authors can be reached via e-mail to <support@deliantra.net>
21#
22
1package cf; 23package cf;
2 24
25use 5.10.0;
3use utf8; 26use utf8;
4use strict; 27use strict qw(vars subs);
5 28
6use Symbol; 29use Symbol;
7use List::Util; 30use List::Util;
8use Socket; 31use Socket;
9use Storable; 32use EV;
10use Event;
11use Opcode; 33use Opcode;
12use Safe; 34use Safe;
13use Safe::Hole; 35use Safe::Hole;
36use Storable ();
14 37
38use Guard ();
15use Coro 3.64 (); 39use Coro ();
16use Coro::State; 40use Coro::State;
17use Coro::Handle; 41use Coro::Handle;
42use Coro::EV;
18use Coro::Event; 43use Coro::AnyEvent;
19use Coro::Timer; 44use Coro::Timer;
20use Coro::Signal; 45use Coro::Signal;
21use Coro::Semaphore; 46use Coro::Semaphore;
47use Coro::SemaphoreSet;
48use Coro::AnyEvent;
22use Coro::AIO; 49use Coro::AIO;
50use Coro::BDB 1.6;
23use Coro::Storable; 51use Coro::Storable;
24use Coro::Util (); 52use Coro::Util ();
25 53
26use JSON::XS (); 54use JSON::XS 2.01 ();
27use BDB (); 55use BDB ();
28use Data::Dumper; 56use Data::Dumper;
29use Digest::MD5; 57use Digest::MD5;
30use Fcntl; 58use Fcntl;
31use YAML::Syck (); 59use YAML::XS ();
32use IO::AIO 2.32 (); 60use IO::AIO ();
33use Time::HiRes; 61use Time::HiRes;
34use Compress::LZF; 62use Compress::LZF;
35use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
36 66
37# configure various modules to our taste 67# configure various modules to our taste
38# 68#
39$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 70Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
71
72$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 77
43$Event::Eval = 1; # no idea why this is required, but it is 78# strictly for debugging
44 79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 80
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 82
52our %COMMAND = (); 83our %COMMAND = ();
53our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
56our %EXTCMD = (); 87our %EXTCMD = ();
57our %EXTICMD = (); 88our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
60 91
61our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
63 96
64our $CONFDIR = confdir; 97our $CONFDIR = confdir;
65our $DATADIR = datadir; 98our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE;
75 112
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 113our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 115our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 116our $USE_FSYNC = 1; # use fsync to write maps - default on
83 117
84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 118our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 119our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER; 120our $BDB_TRICKLE_WATCHER;
88our $DB_ENV; 121our $DB_ENV;
89 122
123our @EXTRA_MODULES = qw(pod match mapscript);
124
90our %CFG; 125our %CFG;
91 126
92our $UPTIME; $UPTIME ||= time; 127our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 128our $RUNTIME;
129our $NOW;
94 130
95our (%PLAYER, %PLAYER_LOADING); # all users 131our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 132our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 133our $LINK_MAP; # the special {link} map, which is always available
98 134
99# used to convert map paths into valid unix filenames by replacing / by ∕ 135# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 136our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 137
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 138our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 139our $LOADAVG; # same thing, but with alpha-smoothing
140our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 141our $TICK_START; # for load detecting purposes
142
143our @POST_INIT;
144
145our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146our $REALLY_UNLOOP; # never set to true, please :)
105 147
106binmode STDOUT; 148binmode STDOUT;
107binmode STDERR; 149binmode STDERR;
108 150
109# read virtual server time, if available 151# read virtual server time, if available
110unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 152unless ($RUNTIME || !-e $RUNTIMEFILE) {
111 open my $fh, "<", "$LOCALDIR/runtime" 153 open my $fh, "<", $RUNTIMEFILE
112 or die "unable to read runtime file: $!"; 154 or die "unable to read $RUNTIMEFILE file: $!";
113 $RUNTIME = <$fh> + 0.; 155 $RUNTIME = <$fh> + 0.;
114} 156}
157
158eval "sub TICK() { $TICK } 1" or die;
115 159
116mkdir $_ 160mkdir $_
117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 161 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118 162
119our $EMERGENCY_POSITION; 163our $EMERGENCY_POSITION;
120 164
121sub cf::map::normalise; 165sub cf::map::normalise;
166
167#############################################################################
168
169%REFLECT = ();
170for (@REFLECT) {
171 my $reflect = JSON::XS::decode_json $_;
172 $REFLECT{$reflect->{class}} = $reflect;
173}
174
175# this is decidedly evil
176$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122 177
123############################################################################# 178#############################################################################
124 179
125=head2 GLOBAL VARIABLES 180=head2 GLOBAL VARIABLES
126 181
162 217
163The raw value load value from the last tick. 218The raw value load value from the last tick.
164 219
165=item %cf::CFG 220=item %cf::CFG
166 221
167Configuration for the server, loaded from C</etc/crossfire/config>, or 222Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 223from wherever your confdir points to.
169 224
170=item cf::wait_for_tick, cf::wait_for_tick_begin 225=item cf::wait_for_tick, cf::wait_for_tick_begin
171 226
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 227These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173returns directly I<after> the tick processing (and consequently, can only wake one process 228returns directly I<after> the tick processing (and consequently, can only wake one process
174per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 229per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175 230
176=item @cf::INVOKE_RESULTS 231=item @cf::INVOKE_RESULTS
177 232
178This array contains the results of the last C<invoke ()> call. When 233This array contains the results of the last C<invoke ()> call. When
179C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 234C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180that call. 235that call.
181 236
237=item %cf::REFLECT
238
239Contains, for each (C++) class name, a hash reference with information
240about object members (methods, scalars, arrays and flags) and other
241metadata, which is useful for introspection.
242
182=back 243=back
183 244
184=cut 245=cut
185 246
186BEGIN { 247$Coro::State::WARNHOOK = sub {
187 *CORE::GLOBAL::warn = sub {
188 my $msg = join "", @_; 248 my $msg = join "", @_;
189 249
190 $msg .= "\n" 250 $msg .= "\n"
191 unless $msg =~ /\n$/; 251 unless $msg =~ /\n$/;
192 252
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 254
195 LOG llevError, $msg; 255 LOG llevError, $msg;
196 }; 256};
197} 257
258$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "=="
260
261 warn Carp::longmess $_[0];
262
263 if ($Coro::current == $Coro::main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d#
266 }#d#
267
268 # kill coroutine otherwise
269 Coro::terminate
270};
198 271
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 272@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 273@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 274@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 275@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
209for my $pkg (qw( 282for my $pkg (qw(
210 cf::global cf::attachable 283 cf::global cf::attachable
211 cf::object cf::object::player 284 cf::object cf::object::player
212 cf::client cf::player 285 cf::client cf::player
213 cf::arch cf::living 286 cf::arch cf::living
287 cf::map cf::mapspace
214 cf::map cf::party cf::region 288 cf::party cf::region
215)) { 289)) {
216 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 291}
219 292
220$Event::DIED = sub { 293$EV::DIED = sub {
221 warn "error in event callback: @_"; 294 warn "error in event callback: @_";
222}; 295};
223 296
224############################################################################# 297#############################################################################
225 298
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 321 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 322 $d
250 } || "[unable to dump $_[0]: '$@']"; 323 } || "[unable to dump $_[0]: '$@']";
251} 324}
252 325
253=item $ref = cf::from_json $json 326=item $ref = cf::decode_json $json
254 327
255Converts a JSON string into the corresponding perl data structure. 328Converts a JSON string into the corresponding perl data structure.
256 329
257=item $json = cf::to_json $ref 330=item $json = cf::encode_json $ref
258 331
259Converts a perl data structure into its JSON representation. 332Converts a perl data structure into its JSON representation.
260 333
261=cut 334=cut
262 335
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 337
265sub to_json ($) { $json_coder->encode ($_[0]) } 338sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 339sub decode_json($) { $json_coder->decode ($_[0]) }
340
341=item cf::post_init { BLOCK }
342
343Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344but I<before> the server starts ticking again.
345
346The cdoeblock will have a single boolean argument to indicate whether this
347is a reload or not.
348
349=cut
350
351sub post_init(&) {
352 push @POST_INIT, shift;
353}
267 354
268=item cf::lock_wait $string 355=item cf::lock_wait $string
269 356
270Wait until the given lock is available. See cf::lock_acquire. 357Wait until the given lock is available. See cf::lock_acquire.
271 358
272=item my $lock = cf::lock_acquire $string 359=item my $lock = cf::lock_acquire $string
273 360
274Wait until the given lock is available and then acquires it and returns 361Wait until the given lock is available and then acquires it and returns
275a Coro::guard object. If the guard object gets destroyed (goes out of scope, 362a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276for example when the coroutine gets canceled), the lock is automatically 363for example when the coroutine gets canceled), the lock is automatically
277returned. 364returned.
278 365
279Locks are *not* recursive, locking from the same coro twice results in a 366Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro. 367deadlocked coro.
286 373
287Return true if the lock is currently active, i.e. somebody has locked it. 374Return true if the lock is currently active, i.e. somebody has locked it.
288 375
289=cut 376=cut
290 377
291our %LOCK; 378our $LOCKS = new Coro::SemaphoreSet;
292our %LOCKER;#d#
293 379
294sub lock_wait($) { 380sub lock_wait($) {
295 my ($key) = @_; 381 $LOCKS->wait ($_[0]);
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
301
302 # wait for lock, if any
303 while ($LOCK{$key}) {
304 push @{ $LOCK{$key} }, $Coro::current;
305 Coro::schedule;
306 }
307} 382}
308 383
309sub lock_acquire($) { 384sub lock_acquire($) {
310 my ($key) = @_; 385 $LOCKS->guard ($_[0])
311
312 # wait, to be sure we are not locked
313 lock_wait $key;
314
315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
317
318 Coro::guard {
319 delete $LOCKER{$key};#d#
320 # wake up all waiters, to be on the safe side
321 $_->ready for @{ delete $LOCK{$key} };
322 }
323} 386}
324 387
325sub lock_active($) { 388sub lock_active($) {
326 my ($key) = @_; 389 $LOCKS->count ($_[0]) < 1
327
328 ! ! $LOCK{$key}
329} 390}
330 391
331sub freeze_mainloop { 392sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 393 tick_inhibit_inc;
333 394
334 my $guard = Coro::guard { 395 &Guard::guard (\&tick_inhibit_dec);
335 $TICK_WATCHER->start; 396}
336 }; 397
337 $TICK_WATCHER->stop; 398=item cf::periodic $interval, $cb
338 $guard 399
400Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer.
402
403=cut
404
405sub periodic($$) {
406 my ($interval, $cb) = @_;
407
408 my $start = rand List::Util::min 180, $interval;
409
410 EV::periodic $start, $interval, 0, $cb
339} 411}
340 412
341=item cf::get_slot $time[, $priority[, $name]] 413=item cf::get_slot $time[, $priority[, $name]]
342 414
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 415Allocate $time seconds of blocking CPU time at priority C<$priority>:
373 } 445 }
374 } 446 }
375 } 447 }
376 448
377 if (@SLOT_QUEUE) { 449 if (@SLOT_QUEUE) {
378 # we do not use wait_For_tick() as it returns immediately when tick is inactive 450 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal; 451 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait; 452 $signal->wait;
381 } else { 453 } else {
382 Coro::schedule; 454 Coro::schedule;
383 } 455 }
384 } 456 }
385}; 457};
386 458
387sub get_slot($;$$) { 459sub get_slot($;$$) {
460 return if tick_inhibit || $Coro::current == $Coro::main;
461
388 my ($time, $pri, $name) = @_; 462 my ($time, $pri, $name) = @_;
389 463
390 $time = $TICK * .6 if $time > $TICK * .6; 464 $time = $TICK * .6 if $time > $TICK * .6;
391 my $sig = new Coro::Signal; 465 my $sig = new Coro::Signal;
392 466
406 480
407BEGIN { *async = \&Coro::async_pool } 481BEGIN { *async = \&Coro::async_pool }
408 482
409=item cf::sync_job { BLOCK } 483=item cf::sync_job { BLOCK }
410 484
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 485The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 486is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 487partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 488acceptable.
415 489
416If it must be done, put the blocking parts into C<sync_job>. This will run 490If it must be done, put the blocking parts into C<sync_job>. This will run
417the given BLOCK in another coroutine while waiting for the result. The 491the given BLOCK in another coroutine while waiting for the result. The
422 496
423sub sync_job(&) { 497sub sync_job(&) {
424 my ($job) = @_; 498 my ($job) = @_;
425 499
426 if ($Coro::current == $Coro::main) { 500 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 501 my $time = EV::time;
428 502
429 # this is the main coro, too bad, we have to block 503 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 504 # till the operation succeeds, freezing the server :/
431 505
432 # TODO: use suspend/resume instead 506 LOG llevError, Carp::longmess "sync job";#d#
433 # (but this is cancel-safe) 507
434 my $freeze_guard = freeze_mainloop; 508 my $freeze_guard = freeze_mainloop;
435 509
436 my $busy = 1; 510 my $busy = 1;
437 my @res; 511 my @res;
438 512
442 warn $@ if $@; 516 warn $@ if $@;
443 undef $busy; 517 undef $busy;
444 })->prio (Coro::PRIO_MAX); 518 })->prio (Coro::PRIO_MAX);
445 519
446 while ($busy) { 520 while ($busy) {
447 Coro::cede or Event::one_event; 521 if (Coro::nready) {
522 Coro::cede_notself;
523 } else {
524 EV::loop EV::LOOP_ONESHOT;
448 } 525 }
526 }
449 527
450 $time = Event::time - $time; 528 my $time = EV::time - $time;
451 529
452 LOG llevError | logBacktrace, Carp::longmess "long sync job"
453 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455 $tick_start += $time; # do not account sync jobs to server load 530 $TICK_START += $time; # do not account sync jobs to server load
456 531
457 wantarray ? @res : $res[0] 532 wantarray ? @res : $res[0]
458 } else { 533 } else {
459 # we are in another coroutine, how wonderful, everything just works 534 # we are in another coroutine, how wonderful, everything just works
460 535
485=item fork_call { }, $args 560=item fork_call { }, $args
486 561
487Executes the given code block with the given arguments in a seperate 562Executes the given code block with the given arguments in a seperate
488process, returning the results. Everything must be serialisable with 563process, returning the results. Everything must be serialisable with
489Coro::Storable. May, of course, block. Note that the executed sub may 564Coro::Storable. May, of course, block. Note that the executed sub may
490never block itself or use any form of Event handling. 565never block itself or use any form of event handling.
491 566
492=cut 567=cut
493 568
494sub fork_call(&@) { 569sub fork_call(&@) {
495 my ($cb, @args) = @_; 570 my ($cb, @args) = @_;
502 reset_signals; 577 reset_signals;
503 &$cb 578 &$cb
504 }, @args; 579 }, @args;
505 580
506 wantarray ? @res : $res[-1] 581 wantarray ? @res : $res[-1]
582}
583
584=item $coin = coin_from_name $name
585
586=cut
587
588our %coin_alias = (
589 "silver" => "silvercoin",
590 "silvercoin" => "silvercoin",
591 "silvercoins" => "silvercoin",
592 "gold" => "goldcoin",
593 "goldcoin" => "goldcoin",
594 "goldcoins" => "goldcoin",
595 "platinum" => "platinacoin",
596 "platinumcoin" => "platinacoin",
597 "platinumcoins" => "platinacoin",
598 "platina" => "platinacoin",
599 "platinacoin" => "platinacoin",
600 "platinacoins" => "platinacoin",
601 "royalty" => "royalty",
602 "royalties" => "royalty",
603);
604
605sub coin_from_name($) {
606 $coin_alias{$_[0]}
607 ? cf::arch::find $coin_alias{$_[0]}
608 : undef
507} 609}
508 610
509=item $value = cf::db_get $family => $key 611=item $value = cf::db_get $family => $key
510 612
511Returns a single value from the environment database. 613Returns a single value from the environment database.
650 752
651############################################################################# 753#############################################################################
652 754
653=head2 ATTACHABLE OBJECTS 755=head2 ATTACHABLE OBJECTS
654 756
655Many objects in crossfire are so-called attachable objects. That means you can 757Many objects in deliantra are so-called attachable objects. That means you can
656attach callbacks/event handlers (a collection of which is called an "attachment") 758attach callbacks/event handlers (a collection of which is called an "attachment")
657to it. All such attachable objects support the following methods. 759to it. All such attachable objects support the following methods.
658 760
659In the following description, CLASS can be any of C<global>, C<object> 761In the following description, CLASS can be any of C<global>, C<object>
660C<player>, C<client> or C<map> (i.e. the attachable objects in 762C<player>, C<client> or C<map> (i.e. the attachable objects in
661Crossfire TRT). 763Deliantra).
662 764
663=over 4 765=over 4
664 766
665=item $attachable->attach ($attachment, key => $value...) 767=item $attachable->attach ($attachment, key => $value...)
666 768
710=item cf::CLASS::attachment $name, ... 812=item cf::CLASS::attachment $name, ...
711 813
712Register an attachment by C<$name> through which attachable objects of the 814Register an attachment by C<$name> through which attachable objects of the
713given CLASS can refer to this attachment. 815given CLASS can refer to this attachment.
714 816
715Some classes such as crossfire maps and objects can specify attachments 817Some classes such as deliantra maps and objects can specify attachments
716that are attached at load/instantiate time, thus the need for a name. 818that are attached at load/instantiate time, thus the need for a name.
717 819
718These calls expect any number of the following handler/hook descriptions: 820These calls expect any number of the following handler/hook descriptions:
719 821
720=over 4 822=over 4
948 } 1050 }
949 1051
950 0 1052 0
951} 1053}
952 1054
953=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1055=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954 1056
955=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1057=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956 1058
957Generate an object-specific event with the given arguments. 1059Generate an object-specific event with the given arguments.
958 1060
964 1066
965=cut 1067=cut
966 1068
967############################################################################# 1069#############################################################################
968# object support 1070# object support
969#
970 1071
1072sub _object_equal($$);
1073sub _object_equal($$) {
1074 my ($a, $b) = @_;
1075
1076 return 0 unless (ref $a) eq (ref $b);
1077
1078 if ("HASH" eq ref $a) {
1079 my @ka = keys %$a;
1080 my @kb = keys %$b;
1081
1082 return 0 if @ka != @kb;
1083
1084 for (0 .. $#ka) {
1085 return 0 unless $ka[$_] eq $kb[$_];
1086 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1087 }
1088
1089 } elsif ("ARRAY" eq ref $a) {
1090
1091 return 0 if @$a != @$b;
1092
1093 for (0 .. $#$a) {
1094 return 0 unless _object_equal $a->[$_], $b->[$_];
1095 }
1096
1097 } elsif ($a ne $b) {
1098 return 0;
1099 }
1100
1101 1
1102}
1103
1104our $SLOW_MERGES;#d#
971sub _can_merge { 1105sub _can_merge {
972 my ($ob1, $ob2) = @_; 1106 my ($ob1, $ob2) = @_;
973 1107
974 local $Storable::canonical = 1; 1108 ++$SLOW_MERGES;#d#
975 my $fob1 = Storable::freeze $ob1;
976 my $fob2 = Storable::freeze $ob2;
977 1109
978 $fob1 eq $fob2 1110 # we do the slow way here
1111 return _object_equal $ob1, $ob2
979} 1112}
980 1113
981sub reattach { 1114sub reattach {
982 # basically do the same as instantiate, without calling instantiate 1115 # basically do the same as instantiate, without calling instantiate
983 my ($obj) = @_; 1116 my ($obj) = @_;
984 1117
1118 # no longer needed after getting rid of delete_package?
985 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1119 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986 1120
987 my $registry = $obj->registry; 1121 my $registry = $obj->registry;
988 1122
989 @$registry = (); 1123 @$registry = ();
990 1124
1005cf::attachable->attach ( 1139cf::attachable->attach (
1006 prio => -1000000, 1140 prio => -1000000,
1007 on_instantiate => sub { 1141 on_instantiate => sub {
1008 my ($obj, $data) = @_; 1142 my ($obj, $data) = @_;
1009 1143
1010 $data = from_json $data; 1144 $data = decode_json $data;
1011 1145
1012 for (@$data) { 1146 for (@$data) {
1013 my ($name, $args) = @$_; 1147 my ($name, $args) = @$_;
1014 1148
1015 $obj->attach ($name, %{$args || {} }); 1149 $obj->attach ($name, %{$args || {} });
1036 utf8::decode (my $decname = $filename); 1170 utf8::decode (my $decname = $filename);
1037 warn sprintf "saving %s (%d,%d)\n", 1171 warn sprintf "saving %s (%d,%d)\n",
1038 $decname, length $$rdata, scalar @$objs; 1172 $decname, length $$rdata, scalar @$objs;
1039 1173
1040 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1174 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041 chmod SAVE_MODE, $fh; 1175 aio_chmod $fh, SAVE_MODE;
1042 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1176 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043 aio_fsync $fh if $cf::USE_FSYNC; 1177 if ($cf::USE_FSYNC) {
1178 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1179 aio_fsync $fh;
1180 }
1044 close $fh; 1181 aio_close $fh;
1045 1182
1046 if (@$objs) { 1183 if (@$objs) {
1047 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1184 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048 chmod SAVE_MODE, $fh; 1185 aio_chmod $fh, SAVE_MODE;
1049 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1186 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050 aio_write $fh, 0, (length $data), $data, 0; 1187 aio_write $fh, 0, (length $data), $data, 0;
1051 aio_fsync $fh if $cf::USE_FSYNC; 1188 if ($cf::USE_FSYNC) {
1189 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1190 aio_fsync $fh;
1191 }
1052 close $fh; 1192 aio_close $fh;
1053 aio_rename "$filename.pst~", "$filename.pst"; 1193 aio_rename "$filename.pst~", "$filename.pst";
1054 } 1194 }
1055 } else { 1195 } else {
1056 aio_unlink "$filename.pst"; 1196 aio_unlink "$filename.pst";
1057 } 1197 }
1058 1198
1059 aio_rename "$filename~", $filename; 1199 aio_rename "$filename~", $filename;
1200
1201 $filename =~ s%/[^/]+$%%;
1202 aio_pathsync $filename if $cf::USE_FSYNC;
1060 } else { 1203 } else {
1061 warn "FATAL: $filename~: $!\n"; 1204 warn "unable to save objects: $filename~: $!\n";
1062 } 1205 }
1063 } else { 1206 } else {
1064 aio_unlink $filename; 1207 aio_unlink $filename;
1065 aio_unlink "$filename.pst"; 1208 aio_unlink "$filename.pst";
1066 } 1209 }
1085 1228
1086 unless (aio_stat "$filename.pst") { 1229 unless (aio_stat "$filename.pst") {
1087 (aio_load "$filename.pst", $av) >= 0 1230 (aio_load "$filename.pst", $av) >= 0
1088 or return; 1231 or return;
1089 1232
1090 $av = eval { (Storable::thaw $av)->{objs} }; 1233 my $st = eval { Coro::Storable::thaw $av };
1234 $av = $st->{objs};
1091 } 1235 }
1092 1236
1093 utf8::decode (my $decname = $filename); 1237 utf8::decode (my $decname = $filename);
1094 warn sprintf "loading %s (%d,%d)\n", 1238 warn sprintf "loading %s (%d,%d)\n",
1095 $decname, length $data, scalar @{$av || []}; 1239 $decname, length $data, scalar @{$av || []};
1156 my ($name, $cb) = @_; 1300 my ($name, $cb) = @_;
1157 1301
1158 $EXTICMD{$name} = $cb; 1302 $EXTICMD{$name} = $cb;
1159} 1303}
1160 1304
1305use File::Glob ();
1306
1161cf::player->attach ( 1307cf::player->attach (
1162 on_command => sub { 1308 on_command => sub {
1163 my ($pl, $name, $params) = @_; 1309 my ($pl, $name, $params) = @_;
1164 1310
1165 my $cb = $COMMAND{$name} 1311 my $cb = $COMMAND{$name}
1197 1343
1198 cf::override; 1344 cf::override;
1199 }, 1345 },
1200); 1346);
1201 1347
1348# "readahead" all extensions
1349sub cache_extensions {
1350 my $grp = IO::AIO::aio_group;
1351
1352 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1353 for (grep /\.ext$/, @{$_[0]}) {
1354 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1355 }
1356 };
1357
1358 $grp
1359}
1360
1202sub load_extensions { 1361sub load_extensions {
1203 cf::sync_job { 1362 cf::sync_job {
1204 my %todo; 1363 my %todo;
1205 1364
1206 for my $path (<$LIBDIR/*.ext>) { 1365 for my $path (<$LIBDIR/*.ext>) {
1225 1384
1226 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1385 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1386 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228 1387
1229 $ext{source} = 1388 $ext{source} =
1230 "package $pkg; use strict; use utf8;\n" 1389 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231 . "#line 1 \"$path\"\n{\n" 1390 . "#line 1 \"$path\"\n{\n"
1232 . $source 1391 . $source
1233 . "\n};\n1"; 1392 . "\n};\n1";
1234 1393
1235 $todo{$base} = \%ext; 1394 $todo{$base} = \%ext;
1251 my $msg = $@ ? "$v->{path}: $@\n" 1410 my $msg = $@ ? "$v->{path}: $@\n"
1252 : "$v->{base}: extension inactive.\n"; 1411 : "$v->{base}: extension inactive.\n";
1253 1412
1254 if (exists $v->{meta}{mandatory}) { 1413 if (exists $v->{meta}{mandatory}) {
1255 warn $msg; 1414 warn $msg;
1256 warn "mandatory extension failed to load, exiting.\n"; 1415 cf::cleanup "mandatory extension failed to load, exiting.";
1257 exit 1;
1258 } 1416 }
1259 1417
1260 warn $msg; 1418 warn $msg;
1261 } 1419 }
1262 1420
1276 1434
1277=back 1435=back
1278 1436
1279=head2 CORE EXTENSIONS 1437=head2 CORE EXTENSIONS
1280 1438
1281Functions and methods that extend core crossfire objects. 1439Functions and methods that extend core deliantra objects.
1282 1440
1283=cut 1441=cut
1284 1442
1285package cf::player; 1443package cf::player;
1286 1444
1329 1487
1330sub exists($) { 1488sub exists($) {
1331 my ($login) = @_; 1489 my ($login) = @_;
1332 1490
1333 $cf::PLAYER{$login} 1491 $cf::PLAYER{$login}
1334 or cf::sync_job { !aio_stat path $login } 1492 or !aio_stat path $login
1335} 1493}
1336 1494
1337sub find($) { 1495sub find($) {
1338 return $cf::PLAYER{$_[0]} || do { 1496 return $cf::PLAYER{$_[0]} || do {
1339 my $login = $_[0]; 1497 my $login = $_[0];
1351 my $f = new_from_file cf::object::thawer path $login 1509 my $f = new_from_file cf::object::thawer path $login
1352 or return; 1510 or return;
1353 1511
1354 my $pl = cf::player::load_pl $f 1512 my $pl = cf::player::load_pl $f
1355 or return; 1513 or return;
1514
1356 local $cf::PLAYER_LOADING{$login} = $pl; 1515 local $cf::PLAYER_LOADING{$login} = $pl;
1357 $f->resolve_delayed_derefs; 1516 $f->resolve_delayed_derefs;
1358 $cf::PLAYER{$login} = $pl 1517 $cf::PLAYER{$login} = $pl
1359 } 1518 }
1360 } 1519 }
1370 1529
1371 return if $pl->{deny_save}; 1530 return if $pl->{deny_save};
1372 1531
1373 aio_mkdir playerdir $pl, 0770; 1532 aio_mkdir playerdir $pl, 0770;
1374 $pl->{last_save} = $cf::RUNTIME; 1533 $pl->{last_save} = $cf::RUNTIME;
1534
1535 cf::get_slot 0.01;
1375 1536
1376 $pl->save_pl ($path); 1537 $pl->save_pl ($path);
1377 cf::cede_to_tick; 1538 cf::cede_to_tick;
1378} 1539}
1379 1540
1411 my ($pl) = @_; 1572 my ($pl) = @_;
1412 1573
1413 my $name = $pl->ob->name; 1574 my $name = $pl->ob->name;
1414 1575
1415 $pl->{deny_save} = 1; 1576 $pl->{deny_save} = 1;
1416 $pl->password ("*"); # this should lock out the player until we nuked the dir 1577 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1417 1578
1418 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1579 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419 $pl->deactivate; 1580 $pl->deactivate;
1581 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582 $pl->ob->check_score;
1420 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1583 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1421 $pl->ns->destroy if $pl->ns; 1584 $pl->ns->destroy if $pl->ns;
1422 1585
1423 my $path = playerdir $pl; 1586 my $path = playerdir $pl;
1424 my $temp = "$path~$cf::RUNTIME~deleting~"; 1587 my $temp = "$path~$cf::RUNTIME~deleting~";
1463 1626
1464 for my $login (@$dirs) { 1627 for my $login (@$dirs) {
1465 my $path = path $login; 1628 my $path = path $login;
1466 1629
1467 # a .pst is a dead give-away for a valid player 1630 # a .pst is a dead give-away for a valid player
1468 unless (-e "$path.pst") { 1631 # if no pst file found, open and chekc for blocked users
1632 if (aio_stat "$path.pst") {
1469 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1633 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470 aio_read $fh, 0, 512, my $buf, 0 or next; 1634 aio_read $fh, 0, 512, my $buf, 0 or next;
1471 $buf !~ /^password -------------$/m or next; # official not-valid tag 1635 $buf !~ /^password -------------$/m or next; # official not-valid tag
1472 } 1636 }
1473 1637
1504 } 1668 }
1505 1669
1506 \@paths 1670 \@paths
1507} 1671}
1508 1672
1509=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1673=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510 1674
1511Expand crossfire pod fragments into protocol xml. 1675Expand deliantra pod fragments into protocol xml.
1512
1513=cut
1514
1515sub expand_cfpod {
1516 ((my $self), (local $_)) = @_;
1517
1518 # escape & and <
1519 s/&/&amp;/g;
1520 s/(?<![BIUGHT])</&lt;/g;
1521
1522 # this is buggy, it needs to properly take care of nested <'s
1523
1524 1 while
1525 # replace B<>, I<>, U<> etc.
1526 s/B<([^\>]*)>/<b>$1<\/b>/
1527 || s/I<([^\>]*)>/<i>$1<\/i>/
1528 || s/U<([^\>]*)>/<u>$1<\/u>/
1529 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530 # replace G<male|female> tags
1531 || s{G<([^>|]*)\|([^>]*)>}{
1532 $self->gender ? $2 : $1
1533 }ge
1534 # replace H<hint text>
1535 || s{H<([^\>]*)>}
1536 {
1537 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539 "")
1540 [$self->{hintmode}]
1541 }ge;
1542
1543 # create single paragraphs (very hackish)
1544 s/(?<=\S)\n(?=\w)/ /g;
1545
1546 # compress some whitespace
1547 s/\s+\n/\n/g; # ws line-ends
1548 s/\n\n+/\n/g; # double lines
1549 s/^\n+//; # beginning lines
1550 s/\n+$//; # ending lines
1551
1552 $_
1553}
1554
1555sub hintmode {
1556 $_[0]{hintmode} = $_[1] if @_ > 1;
1557 $_[0]{hintmode}
1558}
1559 1676
1560=item $player->ext_reply ($msgid, @msg) 1677=item $player->ext_reply ($msgid, @msg)
1561 1678
1562Sends an ext reply to the player. 1679Sends an ext reply to the player.
1563 1680
1630our $MAX_RESET = 3600; 1747our $MAX_RESET = 3600;
1631our $DEFAULT_RESET = 3000; 1748our $DEFAULT_RESET = 3000;
1632 1749
1633sub generate_random_map { 1750sub generate_random_map {
1634 my ($self, $rmp) = @_; 1751 my ($self, $rmp) = @_;
1752
1753 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754
1635 # mit "rum" bekleckern, nicht 1755 # mit "rum" bekleckern, nicht
1636 $self->_create_random_map ( 1756 $self->_create_random_map (
1637 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1757 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1758 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1759 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1761 1881
1762# the temporary/swap location 1882# the temporary/swap location
1763sub save_path { 1883sub save_path {
1764 my ($self) = @_; 1884 my ($self) = @_;
1765 1885
1766 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1886 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767 "$TMPDIR/$path.map" 1887 "$TMPDIR/$path.map"
1768} 1888}
1769 1889
1770# the unique path, undef == no special unique path 1890# the unique path, undef == no special unique path
1771sub uniq_path { 1891sub uniq_path {
1772 my ($self) = @_; 1892 my ($self) = @_;
1773 1893
1774 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1894 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775 "$UNIQUEDIR/$path" 1895 "$UNIQUEDIR/$path"
1776}
1777
1778# and all this just because we cannot iterate over
1779# all maps in C++...
1780sub change_all_map_light {
1781 my ($change) = @_;
1782
1783 $_->change_map_light ($change)
1784 for grep $_->outdoor, values %cf::MAP;
1785} 1896}
1786 1897
1787sub decay_objects { 1898sub decay_objects {
1788 my ($self) = @_; 1899 my ($self) = @_;
1789 1900
1873sub find { 1984sub find {
1874 my ($path, $origin) = @_; 1985 my ($path, $origin) = @_;
1875 1986
1876 $path = normalise $path, $origin && $origin->path; 1987 $path = normalise $path, $origin && $origin->path;
1877 1988
1878 cf::lock_wait "map_data:$path";#d#remove 1989 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879 cf::lock_wait "map_find:$path"; 1990 my $guard2 = cf::lock_acquire "map_find:$path";
1880 1991
1881 $cf::MAP{$path} || do { 1992 $cf::MAP{$path} || do {
1882 my $guard1 = cf::lock_acquire "map_find:$path";
1883 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885 my $map = new_from_path cf::map $path 1993 my $map = new_from_path cf::map $path
1886 or return; 1994 or return;
1887 1995
1888 $map->{last_save} = $cf::RUNTIME; 1996 $map->{last_save} = $cf::RUNTIME;
1889 1997
1891 or return; 1999 or return;
1892 2000
1893 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2001 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894 # doing this can freeze the server in a sync job, obviously 2002 # doing this can freeze the server in a sync job, obviously
1895 #$cf::WAIT_FOR_TICK->wait; 2003 #$cf::WAIT_FOR_TICK->wait;
2004 undef $guard2;
1896 undef $guard1; 2005 undef $guard1;
1897 undef $guard2;
1898 $map->reset; 2006 $map->reset;
1899 return find $path; 2007 return find $path;
1900 } 2008 }
1901 2009
1902 $cf::MAP{$path} = $map 2010 $cf::MAP{$path} = $map
1929 my $f = new_from_file cf::object::thawer $self->{load_path}; 2037 my $f = new_from_file cf::object::thawer $self->{load_path};
1930 $f->skip_block; 2038 $f->skip_block;
1931 $self->_load_objects ($f) 2039 $self->_load_objects ($f)
1932 or return; 2040 or return;
1933 2041
1934 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2042 $self->post_load_original
1935 if delete $self->{load_original}; 2043 if delete $self->{load_original};
1936 2044
1937 if (my $uniq = $self->uniq_path) { 2045 if (my $uniq = $self->uniq_path) {
1938 utf8::encode $uniq; 2046 utf8::encode $uniq;
1939 unless (aio_stat $uniq) { 2047 unless (aio_stat $uniq) {
1957 unless ($self->{deny_activate}) { 2065 unless ($self->{deny_activate}) {
1958 $self->decay_objects; 2066 $self->decay_objects;
1959 $self->fix_auto_apply; 2067 $self->fix_auto_apply;
1960 $self->update_buttons; 2068 $self->update_buttons;
1961 cf::cede_to_tick; 2069 cf::cede_to_tick;
1962 $self->set_darkness_map;
1963 cf::cede_to_tick;
1964 $self->activate; 2070 $self->activate;
1965 } 2071 }
1966 2072
1967 $self->{last_save} = $cf::RUNTIME; 2073 $self->{last_save} = $cf::RUNTIME;
1968 $self->last_access ($cf::RUNTIME); 2074 $self->last_access ($cf::RUNTIME);
1969 2075
1970 $self->in_memory (cf::MAP_IN_MEMORY); 2076 $self->in_memory (cf::MAP_ACTIVE);
1971 } 2077 }
1972 2078
1973 $self->post_load; 2079 $self->post_load;
1974} 2080}
1975 2081
2033 my ($path, $origin, $load) = @_; 2139 my ($path, $origin, $load) = @_;
2034 2140
2035 $path = normalise $path, $origin && $origin->{path}; 2141 $path = normalise $path, $origin && $origin->{path};
2036 2142
2037 if (my $map = $cf::MAP{$path}) { 2143 if (my $map = $cf::MAP{$path}) {
2038 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2144 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039 } 2145 }
2040 2146
2041 $MAP_PREFETCH{$path} |= $load; 2147 $MAP_PREFETCH{$path} |= $load;
2042 2148
2043 $MAP_PREFETCHER ||= cf::async { 2149 $MAP_PREFETCHER ||= cf::async {
2080 cf::async { 2186 cf::async {
2081 $Coro::current->{desc} = "map player save"; 2187 $Coro::current->{desc} = "map player save";
2082 $_->contr->save for $self->players; 2188 $_->contr->save for $self->players;
2083 }; 2189 };
2084 2190
2191 cf::get_slot 0.02;
2192
2085 if ($uniq) { 2193 if ($uniq) {
2086 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2194 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2195 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2088 } else { 2196 } else {
2089 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2197 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2097 $self->save; 2205 $self->save;
2098 2206
2099 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2207 my $lock = cf::lock_acquire "map_data:$self->{path}";
2100 2208
2101 return if $self->players; 2209 return if $self->players;
2102 return if $self->in_memory != cf::MAP_IN_MEMORY; 2210 return if $self->in_memory != cf::MAP_ACTIVE;
2103 return if $self->{deny_save}; 2211 return if $self->{deny_save};
2104 2212
2105 $self->in_memory (cf::MAP_SWAPPED); 2213 $self->in_memory (cf::MAP_SWAPPED);
2106 2214
2107 $self->deactivate; 2215 $self->deactivate;
2132 2240
2133 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2241 my $lock = cf::lock_acquire "map_data:$self->{path}";
2134 2242
2135 return if $self->players; 2243 return if $self->players;
2136 2244
2137 warn "resetting map ", $self->path; 2245 warn "resetting map ", $self->path, "\n";
2138 2246
2139 $self->in_memory (cf::MAP_SWAPPED); 2247 $self->in_memory (cf::MAP_SWAPPED);
2140 2248
2141 # need to save uniques path 2249 # need to save uniques path
2142 unless ($self->{deny_save}) { 2250 unless ($self->{deny_save}) {
2225 2333
2226sub unique_maps() { 2334sub unique_maps() {
2227 [ 2335 [
2228 map { 2336 map {
2229 utf8::decode $_; 2337 utf8::decode $_;
2230 /\.map$/ 2338 s/\.map$//; # TODO future compatibility hack
2339 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2340 ? ()
2231 ? normalise $_ 2341 : normalise $_
2232 : ()
2233 } @{ aio_readdir $UNIQUEDIR or [] } 2342 } @{ aio_readdir $UNIQUEDIR or [] }
2234 ] 2343 ]
2235} 2344}
2236 2345
2237package cf; 2346=item cf::map::static_maps
2347
2348Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2349file in the shared directory). May block.
2350
2351=cut
2352
2353sub static_maps() {
2354 my @dirs = "";
2355 my @maps;
2356
2357 while (@dirs) {
2358 my $dir = shift @dirs;
2359
2360 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2361 or return;
2362
2363 for (@$files) {
2364 s/\.map$// or next;
2365 utf8::decode $_;
2366 push @maps, "$dir/$_";
2367 }
2368
2369 push @dirs, map "$dir/$_", @$dirs;
2370 }
2371
2372 \@maps
2373}
2238 2374
2239=back 2375=back
2240 2376
2241=head3 cf::object 2377=head3 cf::object
2242 2378
2246 2382
2247=over 4 2383=over 4
2248 2384
2249=item $ob->inv_recursive 2385=item $ob->inv_recursive
2250 2386
2251Returns the inventory of the object _and_ their inventories, recursively. 2387Returns the inventory of the object I<and> their inventories, recursively,
2388but I<not> the object itself.
2252 2389
2253=cut 2390=cut
2254 2391
2255sub inv_recursive_; 2392sub inv_recursive_;
2256sub inv_recursive_ { 2393sub inv_recursive_ {
2261 inv_recursive_ inv $_[0] 2398 inv_recursive_ inv $_[0]
2262} 2399}
2263 2400
2264=item $ref = $ob->ref 2401=item $ref = $ob->ref
2265 2402
2266creates and returns a persistent reference to an objetc that can be stored as a string. 2403Creates and returns a persistent reference to an object that can be stored as a string.
2267 2404
2268=item $ob = cf::object::deref ($refstring) 2405=item $ob = cf::object::deref ($refstring)
2269 2406
2270returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2407returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271even if the object actually exists. May block. 2408even if the object actually exists. May block.
2273=cut 2410=cut
2274 2411
2275sub deref { 2412sub deref {
2276 my ($ref) = @_; 2413 my ($ref) = @_;
2277 2414
2278 # temporary compatibility#TODO#remove
2279 $ref =~ s{^<}{player/<};
2280
2281 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2415 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282 my ($uuid, $name) = ($1, $2); 2416 my ($uuid, $name) = ($1, $2);
2283 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2417 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284 or return; 2418 or return;
2285 $pl->ob->uuid eq $uuid 2419 $pl->ob->uuid eq $uuid
2286 or return; 2420 or return;
2306can be C<undef>. Does the right thing when the player is currently in a 2440can be C<undef>. Does the right thing when the player is currently in a
2307dialogue with the given NPC character. 2441dialogue with the given NPC character.
2308 2442
2309=cut 2443=cut
2310 2444
2445our $SAY_CHANNEL = {
2446 id => "say",
2447 title => "Map",
2448 reply => "say ",
2449 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2450};
2451
2452our $CHAT_CHANNEL = {
2453 id => "chat",
2454 title => "Chat",
2455 reply => "chat ",
2456 tooltip => "Player chat and shouts, global to the server.",
2457};
2458
2311# rough implementation of a future "reply" method that works 2459# rough implementation of a future "reply" method that works
2312# with dialog boxes. 2460# with dialog boxes.
2313#TODO: the first argument must go, split into a $npc->reply_to ( method 2461#TODO: the first argument must go, split into a $npc->reply_to ( method
2314sub cf::object::player::reply($$$;$) { 2462sub cf::object::player::reply($$$;$) {
2315 my ($self, $npc, $msg, $flags) = @_; 2463 my ($self, $npc, $msg, $flags) = @_;
2326 my $dialog = $pl->{npc_dialog}; 2474 my $dialog = $pl->{npc_dialog};
2327 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2475 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328 2476
2329 } else { 2477 } else {
2330 $msg = $npc->name . " says: $msg" if $npc; 2478 $msg = $npc->name . " says: $msg" if $npc;
2331 $self->message ($msg, $flags); 2479 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332 } 2480 }
2333 } 2481 }
2334} 2482}
2335 2483
2336=item $object->send_msg ($channel, $msg, $color, [extra...]) 2484=item $object->send_msg ($channel, $msg, $color, [extra...])
2361 2509
2362=item $player_object->enter_link 2510=item $player_object->enter_link
2363 2511
2364Freezes the player and moves him/her to a special map (C<{link}>). 2512Freezes the player and moves him/her to a special map (C<{link}>).
2365 2513
2366The player should be reasonably safe there for short amounts of time. You 2514The player should be reasonably safe there for short amounts of time (e.g.
2367I<MUST> call C<leave_link> as soon as possible, though. 2515for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2516though, as the palyer cannot control the character while it is on the link
2517map.
2368 2518
2369Will never block. 2519Will never block.
2370 2520
2371=item $player_object->leave_link ($map, $x, $y) 2521=item $player_object->leave_link ($map, $x, $y)
2372 2522
2430 2580
2431 $map->load; 2581 $map->load;
2432 $map->load_neighbours; 2582 $map->load_neighbours;
2433 2583
2434 return unless $self->contr->active; 2584 return unless $self->contr->active;
2435 $self->activate_recursive;
2436 2585
2437 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2586 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438 $self->enter_map ($map, $x, $y); 2587 $self->enter_map ($map, $x, $y);
2588
2589 # only activate afterwards, to support waiting in hooks
2590 $self->activate_recursive;
2439} 2591}
2440 2592
2441=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2593=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2442 2594
2443Moves the player to the given map-path and coordinates by first freezing 2595Moves the player to the given map-path and coordinates by first freezing
2444her, loading and preparing them map, calling the provided $check callback 2596her, loading and preparing them map, calling the provided $check callback
2445that has to return the map if sucecssful, and then unfreezes the player on 2597that has to return the map if sucecssful, and then unfreezes the player on
2446the new (success) or old (failed) map position. In either case, $done will 2598the new (success) or old (failed) map position. In either case, $done will
2447be called at the end of this process. 2599be called at the end of this process.
2600
2601Note that $check will be called with a potentially non-loaded map, so if
2602it needs a loaded map it has to call C<< ->load >>.
2448 2603
2449=cut 2604=cut
2450 2605
2451our $GOTOGEN; 2606our $GOTOGEN;
2452 2607
2531} 2686}
2532 2687
2533sub prepare_random_map { 2688sub prepare_random_map {
2534 my ($exit) = @_; 2689 my ($exit) = @_;
2535 2690
2536 my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538 # all this does is basically replace the /! path by 2691 # all this does is basically replace the /! path by
2539 # a new random map path (?random/...) with a seed 2692 # a new random map path (?random/...) with a seed
2540 # that depends on the exit object 2693 # that depends on the exit object
2541 2694
2542 my $rmp = parse_random_map_params $exit->msg; 2695 my $rmp = parse_random_map_params $exit->msg;
2544 if ($exit->map) { 2697 if ($exit->map) {
2545 $rmp->{region} = $exit->region->name; 2698 $rmp->{region} = $exit->region->name;
2546 $rmp->{origin_map} = $exit->map->path; 2699 $rmp->{origin_map} = $exit->map->path;
2547 $rmp->{origin_x} = $exit->x; 2700 $rmp->{origin_x} = $exit->x;
2548 $rmp->{origin_y} = $exit->y; 2701 $rmp->{origin_y} = $exit->y;
2702
2703 $exit->map->touch;
2549 } 2704 }
2550 2705
2551 $rmp->{random_seed} ||= $exit->random_seed; 2706 $rmp->{random_seed} ||= $exit->random_seed;
2552 2707
2553 my $data = cf::to_json $rmp; 2708 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554 my $md5 = Digest::MD5::md5_hex $data; 2709 my $md5 = Digest::MD5::md5_hex $data;
2555 my $meta = "$RANDOMDIR/$md5.meta"; 2710 my $meta = "$RANDOMDIR/$md5.meta";
2556 2711
2557 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2712 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558 aio_write $fh, 0, (length $data), $data, 0; 2713 aio_write $fh, 0, (length $data), $data, 0;
2559 undef $fh; 2714 undef $fh;
2560 aio_rename "$meta~", $meta; 2715 aio_rename "$meta~", $meta;
2561 2716
2717 my $slaying = "?random/$md5";
2718
2719 if ($exit->valid) {
2562 $exit->slaying ("?random/$md5"); 2720 $exit->slaying ("?random/$md5");
2563 $exit->msg (undef); 2721 $exit->msg (undef);
2722 }
2564 } 2723 }
2565} 2724}
2566 2725
2567sub cf::object::player::enter_exit { 2726sub cf::object::player::enter_exit {
2568 my ($self, $exit) = @_; 2727 my ($self, $exit) = @_;
2569 2728
2570 return unless $self->type == cf::PLAYER; 2729 return unless $self->type == cf::PLAYER;
2571 2730
2572 if ($exit->slaying eq "/!") {
2573 #TODO: this should de-fi-ni-te-ly not be a sync-job
2574 # the problem is that $exit might not survive long enough
2575 # so it needs to be done right now, right here
2576 cf::sync_job { prepare_random_map $exit };
2577 }
2578
2579 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580 my $hp = $exit->stats->hp;
2581 my $sp = $exit->stats->sp;
2582
2583 $self->enter_link; 2731 $self->enter_link;
2584 2732
2585 # if exit is damned, update players death & WoR home-position
2586 $self->contr->savebed ($slaying, $hp, $sp)
2587 if $exit->flag (FLAG_DAMNED);
2588
2589 (async { 2733 (async {
2590 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2734 $Coro::current->{desc} = "enter_exit";
2591 2735
2592 $self->deactivate_recursive; # just to be sure
2593 unless (eval { 2736 unless (eval {
2737 $self->deactivate_recursive; # just to be sure
2738
2739 # random map handling
2740 {
2741 my $guard = cf::lock_acquire "exit_prepare:$exit";
2742
2743 prepare_random_map $exit
2744 if $exit->slaying eq "/!";
2745 }
2746
2747 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2748 my $x = $exit->stats->hp;
2749 my $y = $exit->stats->sp;
2750
2594 $self->goto ($slaying, $hp, $sp); 2751 $self->goto ($map, $x, $y);
2595 2752
2753 # if exit is damned, update players death & WoR home-position
2754 $self->contr->savebed ($map, $x, $y)
2755 if $exit->flag (cf::FLAG_DAMNED);
2756
2596 1; 2757 1
2597 }) { 2758 }) {
2598 $self->message ("Something went wrong deep within the crossfire server. " 2759 $self->message ("Something went wrong deep within the deliantra server. "
2599 . "I'll try to bring you back to the map you were before. " 2760 . "I'll try to bring you back to the map you were before. "
2600 . "Please report this to the dungeon master!", 2761 . "Please report this to the dungeon master!",
2601 cf::NDI_UNIQUE | cf::NDI_RED); 2762 cf::NDI_UNIQUE | cf::NDI_RED);
2602 2763
2603 warn "ERROR in enter_exit: $@"; 2764 warn "ERROR in enter_exit: $@";
2631the message, with C<log> being the default. If C<$color> is negative, suppress 2792the message, with C<log> being the default. If C<$color> is negative, suppress
2632the message unless the client supports the msg packet. 2793the message unless the client supports the msg packet.
2633 2794
2634=cut 2795=cut
2635 2796
2797# non-persistent channels (usually the info channel)
2636our %CHANNEL = ( 2798our %CHANNEL = (
2799 "c/motd" => {
2800 id => "infobox",
2801 title => "MOTD",
2802 reply => undef,
2803 tooltip => "The message of the day",
2804 },
2637 "c/identify" => { 2805 "c/identify" => {
2638 id => "infobox", 2806 id => "infobox",
2639 title => "Identify", 2807 title => "Identify",
2640 reply => undef, 2808 reply => undef,
2641 tooltip => "Items recently identified", 2809 tooltip => "Items recently identified",
2644 id => "infobox", 2812 id => "infobox",
2645 title => "Examine", 2813 title => "Examine",
2646 reply => undef, 2814 reply => undef,
2647 tooltip => "Signs and other items you examined", 2815 tooltip => "Signs and other items you examined",
2648 }, 2816 },
2817 "c/shopinfo" => {
2818 id => "infobox",
2819 title => "Shop Info",
2820 reply => undef,
2821 tooltip => "What your bargaining skill tells you about the shop",
2822 },
2823 "c/book" => {
2824 id => "infobox",
2825 title => "Book",
2826 reply => undef,
2827 tooltip => "The contents of a note or book",
2828 },
2649 "c/lookat" => { 2829 "c/lookat" => {
2650 id => "infobox", 2830 id => "infobox",
2651 title => "Look", 2831 title => "Look",
2652 reply => undef, 2832 reply => undef,
2653 tooltip => "What you saw there", 2833 tooltip => "What you saw there",
2654 }, 2834 },
2835 "c/who" => {
2836 id => "infobox",
2837 title => "Players",
2838 reply => undef,
2839 tooltip => "Shows players who are currently online",
2840 },
2841 "c/body" => {
2842 id => "infobox",
2843 title => "Body Parts",
2844 reply => undef,
2845 tooltip => "Shows which body parts you posess and are available",
2846 },
2847 "c/statistics" => {
2848 id => "infobox",
2849 title => "Statistics",
2850 reply => undef,
2851 tooltip => "Shows your primary statistics",
2852 },
2853 "c/skills" => {
2854 id => "infobox",
2855 title => "Skills",
2856 reply => undef,
2857 tooltip => "Shows your experience per skill and item power",
2858 },
2859 "c/shopitems" => {
2860 id => "infobox",
2861 title => "Shop Items",
2862 reply => undef,
2863 tooltip => "Shows the items currently for sale in this shop",
2864 },
2865 "c/resistances" => {
2866 id => "infobox",
2867 title => "Resistances",
2868 reply => undef,
2869 tooltip => "Shows your resistances",
2870 },
2871 "c/pets" => {
2872 id => "infobox",
2873 title => "Pets",
2874 reply => undef,
2875 tooltip => "Shows information abotu your pets/a specific pet",
2876 },
2877 "c/perceiveself" => {
2878 id => "infobox",
2879 title => "Perceive Self",
2880 reply => undef,
2881 tooltip => "You gained detailed knowledge about yourself",
2882 },
2883 "c/uptime" => {
2884 id => "infobox",
2885 title => "Uptime",
2886 reply => undef,
2887 tooltip => "How long the server has been running since last restart",
2888 },
2889 "c/mapinfo" => {
2890 id => "infobox",
2891 title => "Map Info",
2892 reply => undef,
2893 tooltip => "Information related to the maps",
2894 },
2895 "c/party" => {
2896 id => "party",
2897 title => "Party",
2898 reply => "gsay ",
2899 tooltip => "Messages and chat related to your party",
2900 },
2901 "c/death" => {
2902 id => "death",
2903 title => "Death",
2904 reply => undef,
2905 tooltip => "Reason for and more info about your most recent death",
2906 },
2907 "c/say" => $SAY_CHANNEL,
2908 "c/chat" => $CHAT_CHANNEL,
2655); 2909);
2656 2910
2657sub cf::client::send_msg { 2911sub cf::client::send_msg {
2658 my ($self, $channel, $msg, $color, @extra) = @_; 2912 my ($self, $channel, $msg, $color, @extra) = @_;
2659 2913
2660 $msg = $self->pl->expand_cfpod ($msg); 2914 $msg = $self->pl->expand_cfpod ($msg)
2915 unless $color & cf::NDI_VERBATIM;
2661 2916
2662 $color &= cf::NDI_CLIENT_MASK; # just in case... 2917 $color &= cf::NDI_CLIENT_MASK; # just in case...
2663 2918
2664 # check predefined channels, for the benefit of C 2919 # check predefined channels, for the benefit of C
2665 if ($CHANNEL{$channel}) { 2920 if ($CHANNEL{$channel}) {
2666 $channel = $CHANNEL{$channel}; 2921 $channel = $CHANNEL{$channel};
2667 2922
2668 $self->ext_msg (channel_info => $channel) 2923 $self->ext_msg (channel_info => $channel);
2669 if $self->can_msg;
2670
2671 $channel = $channel->{id}; 2924 $channel = $channel->{id};
2672 2925
2673 } elsif (ref $channel) { 2926 } elsif (ref $channel) {
2674 # send meta info to client, if not yet sent 2927 # send meta info to client, if not yet sent
2675 unless (exists $self->{channel}{$channel->{id}}) { 2928 unless (exists $self->{channel}{$channel->{id}}) {
2676 $self->{channel}{$channel->{id}} = $channel; 2929 $self->{channel}{$channel->{id}} = $channel;
2677 $self->ext_msg (channel_info => $channel) 2930 $self->ext_msg (channel_info => $channel);
2678 if $self->can_msg;
2679 } 2931 }
2680 2932
2681 $channel = $channel->{id}; 2933 $channel = $channel->{id};
2682 } 2934 }
2683 2935
2684 return unless @extra || length $msg; 2936 return unless @extra || length $msg;
2685 2937
2686 if ($self->can_msg) {
2687 # default colour, mask it out 2938 # default colour, mask it out
2688 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2939 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689 if $color & cf::NDI_DEF; 2940 if $color & cf::NDI_DEF;
2690 2941
2691 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2942 my $pkt = "msg "
2943 . $self->{json_coder}->encode (
2692 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2944 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693 } else { 2945 );
2694 if ($color >= 0) {
2695 # replace some tags by gcfclient-compatible ones
2696 for ($msg) {
2697 1 while
2698 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703 }
2704 2946
2705 $color &= cf::NDI_COLOR_MASK; 2947 # try lzf for large packets
2948 $pkt = "lzf " . Compress::LZF::compress $pkt
2949 if 1024 <= length $pkt and $self->{can_lzf};
2706 2950
2707 utf8::encode $msg; 2951 # split very large packets
2708 2952 if (8192 < length $pkt and $self->{can_lzf}) {
2709 if (0 && $msg =~ /\[/) { 2953 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2710 # COMMAND/INFO 2954 $pkt = "frag";
2711 $self->send_packet ("drawextinfo $color 10 8 $msg")
2712 } else {
2713 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714 $self->send_packet ("drawinfo $color $msg")
2715 }
2716 }
2717 } 2955 }
2956
2957 $self->send_packet ($pkt);
2718} 2958}
2719 2959
2720=item $client->ext_msg ($type, @msg) 2960=item $client->ext_msg ($type, @msg)
2721 2961
2722Sends an ext event to the client. 2962Sends an ext event to the client.
2895=pod 3135=pod
2896 3136
2897The following functions and methods are available within a safe environment: 3137The following functions and methods are available within a safe environment:
2898 3138
2899 cf::object 3139 cf::object
2900 contr pay_amount pay_player map x y force_find force_add 3140 contr pay_amount pay_player map x y force_find force_add destroy
2901 insert remove name archname title slaying race decrease_ob_nr 3141 insert remove name archname title slaying race decrease split
3142 value
2902 3143
2903 cf::object::player 3144 cf::object::player
2904 player 3145 player
2905 3146
2906 cf::player 3147 cf::player
2911 3152
2912=cut 3153=cut
2913 3154
2914for ( 3155for (
2915 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3156 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916 insert remove inv name archname title slaying race 3157 insert remove inv nrof name archname title slaying race
2917 decrease_ob_nr)], 3158 decrease split destroy change_exp value msg lore send_msg)],
2918 ["cf::object::player" => qw(player)], 3159 ["cf::object::player" => qw(player)],
2919 ["cf::player" => qw(peaceful)], 3160 ["cf::player" => qw(peaceful send_msg)],
2920 ["cf::map" => qw(trigger)], 3161 ["cf::map" => qw(trigger)],
2921) { 3162) {
2922 no strict 'refs'; 3163 no strict 'refs';
2923 my ($pkg, @funs) = @$_; 3164 my ($pkg, @funs) = @$_;
2924 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3165 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2941 my ($code, %vars) = @_; 3182 my ($code, %vars) = @_;
2942 3183
2943 my $qcode = $code; 3184 my $qcode = $code;
2944 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3185 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2945 $qcode =~ s/\n/\\n/g; 3186 $qcode =~ s/\n/\\n/g;
3187
3188 %vars = (_dummy => 0) unless %vars;
2946 3189
2947 local $_; 3190 local $_;
2948 local @safe::cf::_safe_eval_args = values %vars; 3191 local @safe::cf::_safe_eval_args = values %vars;
2949 3192
2950 my $eval = 3193 my $eval =
3027 { 3270 {
3028 my $faces = $facedata->{faceinfo}; 3271 my $faces = $facedata->{faceinfo};
3029 3272
3030 while (my ($face, $info) = each %$faces) { 3273 while (my ($face, $info) = each %$faces) {
3031 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3274 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3275
3032 cf::face::set_visibility $idx, $info->{visibility}; 3276 cf::face::set_visibility $idx, $info->{visibility};
3033 cf::face::set_magicmap $idx, $info->{magicmap}; 3277 cf::face::set_magicmap $idx, $info->{magicmap};
3034 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3278 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3279 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036 3280
3037 cf::cede_to_tick; 3281 cf::cede_to_tick;
3038 } 3282 }
3039 3283
3040 while (my ($face, $info) = each %$faces) { 3284 while (my ($face, $info) = each %$faces) {
3041 next unless $info->{smooth}; 3285 next unless $info->{smooth};
3286
3042 my $idx = cf::face::find $face 3287 my $idx = cf::face::find $face
3043 or next; 3288 or next;
3289
3044 if (my $smooth = cf::face::find $info->{smooth}) { 3290 if (my $smooth = cf::face::find $info->{smooth}) {
3045 cf::face::set_smooth $idx, $smooth; 3291 cf::face::set_smooth $idx, $smooth;
3046 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3292 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047 } else { 3293 } else {
3048 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3294 warn "smooth face '$info->{smooth}' not found for face '$face'";
3066 { 3312 {
3067 # TODO: for gcfclient pleasure, we should give resources 3313 # TODO: for gcfclient pleasure, we should give resources
3068 # that gcfclient doesn't grok a >10000 face index. 3314 # that gcfclient doesn't grok a >10000 face index.
3069 my $res = $facedata->{resource}; 3315 my $res = $facedata->{resource};
3070 3316
3071 my $soundconf = delete $res->{"res/sound.conf"};
3072
3073 while (my ($name, $info) = each %$res) { 3317 while (my ($name, $info) = each %$res) {
3318 if (defined $info->{type}) {
3074 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3319 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075 my $data; 3320 my $data;
3076 3321
3077 if ($info->{type} & 1) { 3322 if ($info->{type} & 1) {
3078 # prepend meta info 3323 # prepend meta info
3079 3324
3080 my $meta = $enc->encode ({ 3325 my $meta = $enc->encode ({
3081 name => $name, 3326 name => $name,
3082 %{ $info->{meta} || {} }, 3327 %{ $info->{meta} || {} },
3083 }); 3328 });
3084 3329
3085 $data = pack "(w/a*)*", $meta, $info->{data}; 3330 $data = pack "(w/a*)*", $meta, $info->{data};
3331 } else {
3332 $data = $info->{data};
3333 }
3334
3335 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3336 cf::face::set_type $idx, $info->{type};
3086 } else { 3337 } else {
3087 $data = $info->{data}; 3338 $RESOURCE{$name} = $info;
3088 } 3339 }
3089 3340
3090 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091 cf::face::set_type $idx, $info->{type};
3092
3093 cf::cede_to_tick; 3341 cf::cede_to_tick;
3094 } 3342 }
3095
3096 if ($soundconf) {
3097 $soundconf = $enc->decode (delete $soundconf->{data});
3098
3099 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100 my $sound = $soundconf->{compat}[$_]
3101 or next;
3102
3103 my $face = cf::face::find "sound/$sound->[1]";
3104 cf::sound::set $sound->[0] => $face;
3105 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106 }
3107
3108 while (my ($k, $v) = each %{$soundconf->{event}}) {
3109 my $face = cf::face::find "sound/$v";
3110 cf::sound::set $k => $face;
3111 }
3112 }
3113 } 3343 }
3344
3345 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114 3346
3115 1 3347 1
3116} 3348}
3349
3350cf::global->attach (on_resource_update => sub {
3351 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3352 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3353
3354 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3355 my $sound = $soundconf->{compat}[$_]
3356 or next;
3357
3358 my $face = cf::face::find "sound/$sound->[1]";
3359 cf::sound::set $sound->[0] => $face;
3360 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3361 }
3362
3363 while (my ($k, $v) = each %{$soundconf->{event}}) {
3364 my $face = cf::face::find "sound/$v";
3365 cf::sound::set $k => $face;
3366 }
3367 }
3368});
3117 3369
3118register_exticmd fx_want => sub { 3370register_exticmd fx_want => sub {
3119 my ($ns, $want) = @_; 3371 my ($ns, $want) = @_;
3120 3372
3121 while (my ($k, $v) = each %$want) { 3373 while (my ($k, $v) = each %$want) {
3122 $ns->fx_want ($k, $v); 3374 $ns->fx_want ($k, $v);
3123 } 3375 }
3124}; 3376};
3377
3378sub load_resource_file($) {
3379 my $guard = lock_acquire "load_resource_file";
3380
3381 my $status = load_resource_file_ $_[0];
3382 get_slot 0.1, 100;
3383 cf::arch::commit_load;
3384
3385 $status
3386}
3125 3387
3126sub reload_regions { 3388sub reload_regions {
3127 # HACK to clear player env face cache, we need some signal framework 3389 # HACK to clear player env face cache, we need some signal framework
3128 # for this (global event?) 3390 # for this (global event?)
3129 %ext::player_env::MUSIC_FACE_CACHE = (); 3391 %ext::player_env::MUSIC_FACE_CACHE = ();
3143} 3405}
3144 3406
3145sub reload_archetypes { 3407sub reload_archetypes {
3146 load_resource_file "$DATADIR/archetypes" 3408 load_resource_file "$DATADIR/archetypes"
3147 or die "unable to load archetypes\n"; 3409 or die "unable to load archetypes\n";
3148 #d# NEED to laod twice to resolve forward references
3149 # this really needs to be done in an extra post-pass
3150 # (which needs to be synchronous, so solve it differently)
3151 load_resource_file "$DATADIR/archetypes"
3152 or die "unable to load archetypes\n";
3153} 3410}
3154 3411
3155sub reload_treasures { 3412sub reload_treasures {
3156 load_resource_file "$DATADIR/treasures" 3413 load_resource_file "$DATADIR/treasures"
3157 or die "unable to load treasurelists\n"; 3414 or die "unable to load treasurelists\n";
3158} 3415}
3159 3416
3160sub reload_resources { 3417sub reload_resources {
3161 warn "reloading resource files...\n"; 3418 warn "reloading resource files...\n";
3162 3419
3420 reload_facedata;
3421 reload_archetypes;
3163 reload_regions; 3422 reload_regions;
3164 reload_facedata;
3165 #reload_archetypes;#d#
3166 reload_archetypes;
3167 reload_treasures; 3423 reload_treasures;
3168 3424
3169 warn "finished reloading resource files\n"; 3425 warn "finished reloading resource files\n";
3170} 3426}
3171 3427
3172sub init {
3173 reload_resources;
3174}
3175
3176sub reload_config { 3428sub reload_config {
3429 warn "reloading config file...\n";
3430
3177 open my $fh, "<:utf8", "$CONFDIR/config" 3431 open my $fh, "<:utf8", "$CONFDIR/config"
3178 or return; 3432 or return;
3179 3433
3180 local $/; 3434 local $/;
3181 *CFG = YAML::Syck::Load <$fh>; 3435 *CFG = YAML::XS::Load scalar <$fh>;
3182 3436
3183 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3437 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184 3438
3185 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3439 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3440 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3190 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3444 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3191 and die "WARNING: m(un)lockall failed: $!\n"; 3445 and die "WARNING: m(un)lockall failed: $!\n";
3192 }; 3446 };
3193 warn $@ if $@; 3447 warn $@ if $@;
3194 } 3448 }
3449
3450 warn "finished reloading resource files\n";
3451}
3452
3453sub pidfile() {
3454 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3455 or die "$PIDFILE: $!";
3456 flock $fh, &Fcntl::LOCK_EX
3457 or die "$PIDFILE: flock: $!";
3458 $fh
3459}
3460
3461# make sure only one server instance is running at any one time
3462sub atomic {
3463 my $fh = pidfile;
3464
3465 my $pid = <$fh>;
3466 kill 9, $pid if $pid > 0;
3467
3468 seek $fh, 0, 0;
3469 print $fh $$;
3470}
3471
3472sub main_loop {
3473 warn "EV::loop starting\n";
3474 if (1) {
3475 EV::loop;
3476 }
3477 warn "EV::loop returned\n";
3478 goto &main_loop unless $REALLY_UNLOOP;
3195} 3479}
3196 3480
3197sub main { 3481sub main {
3482 cf::init_globals; # initialise logging
3483
3484 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3485 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3486 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3487 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3488
3489 cf::init_experience;
3490 cf::init_anim;
3491 cf::init_attackmess;
3492 cf::init_dynamic;
3493
3494 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3495
3198 # we must not ever block the main coroutine 3496 # we must not ever block the main coroutine
3199 local $Coro::idle = sub { 3497 local $Coro::idle = sub {
3200 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3498 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201 (async { 3499 (async {
3202 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3500 $Coro::current->{desc} = "IDLE BUG HANDLER";
3203 Event::one_event; 3501 EV::loop EV::LOOP_ONESHOT;
3204 })->prio (Coro::PRIO_MAX); 3502 })->prio (Coro::PRIO_MAX);
3205 }; 3503 };
3206 3504
3505 evthread_start IO::AIO::poll_fileno;
3506
3507 cf::sync_job {
3508 reload_resources;
3207 reload_config; 3509 reload_config;
3208 db_init; 3510 db_init;
3511
3512 cf::load_settings;
3513 cf::load_materials;
3514 cf::init_uuid;
3515 cf::init_signals;
3516 cf::init_commands;
3517 cf::init_skills;
3518
3519 cf::init_beforeplay;
3520
3521 atomic;
3522
3209 load_extensions; 3523 load_extensions;
3210 3524
3211 $TICK_WATCHER->start; 3525 utime time, time, $RUNTIMEFILE;
3212 Event::loop; 3526
3527 # no (long-running) fork's whatsoever before this point(!)
3528 use POSIX ();
3529 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3530
3531 (pop @POST_INIT)->(0) while @POST_INIT;
3532 };
3533
3534 main_loop;
3213} 3535}
3214 3536
3215############################################################################# 3537#############################################################################
3216# initialisation and cleanup 3538# initialisation and cleanup
3217 3539
3218# install some emergency cleanup handlers 3540# install some emergency cleanup handlers
3219BEGIN { 3541BEGIN {
3542 our %SIGWATCHER = ();
3220 for my $signal (qw(INT HUP TERM)) { 3543 for my $signal (qw(INT HUP TERM)) {
3221 Event->signal ( 3544 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3222 reentrant => 0,
3223 data => WF_AUTOCANCEL,
3224 signal => $signal,
3225 prio => 0,
3226 cb => sub {
3227 cf::cleanup "SIG$signal"; 3545 cf::cleanup "SIG$signal";
3228 },
3229 ); 3546 };
3230 } 3547 }
3231} 3548}
3232 3549
3233sub write_runtime { 3550sub write_runtime_sync {
3234 my $runtime = "$LOCALDIR/runtime";
3235
3236 # first touch the runtime file to show we are still running: 3551 # first touch the runtime file to show we are still running:
3237 # the fsync below can take a very very long time. 3552 # the fsync below can take a very very long time.
3238 3553
3239 IO::AIO::aio_utime $runtime, undef, undef; 3554 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240 3555
3241 my $guard = cf::lock_acquire "write_runtime"; 3556 my $guard = cf::lock_acquire "write_runtime";
3242 3557
3243 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3558 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3244 or return; 3559 or return;
3245 3560
3246 my $value = $cf::RUNTIME + 90 + 10; 3561 my $value = $cf::RUNTIME + 90 + 10;
3247 # 10 is the runtime save interval, for a monotonic clock 3562 # 10 is the runtime save interval, for a monotonic clock
3248 # 60 allows for the watchdog to kill the server. 3563 # 60 allows for the watchdog to kill the server.
3258 aio_utime $fh, undef, undef; 3573 aio_utime $fh, undef, undef;
3259 3574
3260 close $fh 3575 close $fh
3261 or return; 3576 or return;
3262 3577
3263 aio_rename "$runtime~", $runtime 3578 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264 and return; 3579 and return;
3265 3580
3266 warn "runtime file written.\n"; 3581 warn "runtime file written.\n";
3267 3582
3268 1 3583 1
3584}
3585
3586our $uuid_lock;
3587our $uuid_skip;
3588
3589sub write_uuid_sync($) {
3590 $uuid_skip ||= $_[0];
3591
3592 return if $uuid_lock;
3593 local $uuid_lock = 1;
3594
3595 my $uuid = "$LOCALDIR/uuid";
3596
3597 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3598 or return;
3599
3600 my $value = uuid_seq uuid_cur;
3601
3602 unless ($value) {
3603 warn "cowardly refusing to write zero uuid value!\n";
3604 return;
3605 }
3606
3607 my $value = uuid_str $value + $uuid_skip;
3608 $uuid_skip = 0;
3609
3610 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3611 and return;
3612
3613 # always fsync - this file is important
3614 aio_fsync $fh
3615 and return;
3616
3617 close $fh
3618 or return;
3619
3620 aio_rename "$uuid~", $uuid
3621 and return;
3622
3623 warn "uuid file written ($value).\n";
3624
3625 1
3626
3627}
3628
3629sub write_uuid($$) {
3630 my ($skip, $sync) = @_;
3631
3632 $sync ? write_uuid_sync $skip
3633 : async { write_uuid_sync $skip };
3269} 3634}
3270 3635
3271sub emergency_save() { 3636sub emergency_save() {
3272 my $freeze_guard = cf::freeze_mainloop; 3637 my $freeze_guard = cf::freeze_mainloop;
3273 3638
3274 warn "enter emergency perl save\n"; 3639 warn "emergency_perl_save: enter\n";
3275 3640
3276 cf::sync_job { 3641 cf::sync_job {
3642 # this is a trade-off: we want to be very quick here, so
3643 # save all maps without fsync, and later call a global sync
3644 # (which in turn might be very very slow)
3645 local $USE_FSYNC = 0;
3646
3277 # use a peculiar iteration method to avoid tripping on perl 3647 # use a peculiar iteration method to avoid tripping on perl
3278 # refcount bugs in for. also avoids problems with players 3648 # refcount bugs in for. also avoids problems with players
3279 # and maps saved/destroyed asynchronously. 3649 # and maps saved/destroyed asynchronously.
3280 warn "begin emergency player save\n"; 3650 warn "emergency_perl_save: begin player save\n";
3281 for my $login (keys %cf::PLAYER) { 3651 for my $login (keys %cf::PLAYER) {
3282 my $pl = $cf::PLAYER{$login} or next; 3652 my $pl = $cf::PLAYER{$login} or next;
3283 $pl->valid or next; 3653 $pl->valid or next;
3654 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284 $pl->save; 3655 $pl->save;
3285 } 3656 }
3286 warn "end emergency player save\n"; 3657 warn "emergency_perl_save: end player save\n";
3287 3658
3288 warn "begin emergency map save\n"; 3659 warn "emergency_perl_save: begin map save\n";
3289 for my $path (keys %cf::MAP) { 3660 for my $path (keys %cf::MAP) {
3290 my $map = $cf::MAP{$path} or next; 3661 my $map = $cf::MAP{$path} or next;
3291 $map->valid or next; 3662 $map->valid or next;
3292 $map->save; 3663 $map->save;
3293 } 3664 }
3294 warn "end emergency map save\n"; 3665 warn "emergency_perl_save: end map save\n";
3295 3666
3296 warn "begin emergency database checkpoint\n"; 3667 warn "emergency_perl_save: begin database checkpoint\n";
3297 BDB::db_env_txn_checkpoint $DB_ENV; 3668 BDB::db_env_txn_checkpoint $DB_ENV;
3298 warn "end emergency database checkpoint\n"; 3669 warn "emergency_perl_save: end database checkpoint\n";
3670
3671 warn "emergency_perl_save: begin write uuid\n";
3672 write_uuid_sync 1;
3673 warn "emergency_perl_save: end write uuid\n";
3299 }; 3674 };
3300 3675
3676 warn "emergency_perl_save: starting sync()\n";
3677 IO::AIO::aio_sync sub {
3678 warn "emergency_perl_save: finished sync()\n";
3679 };
3680
3301 warn "leave emergency perl save\n"; 3681 warn "emergency_perl_save: leave\n";
3302} 3682}
3303 3683
3304sub post_cleanup { 3684sub post_cleanup {
3305 my ($make_core) = @_; 3685 my ($make_core) = @_;
3306 3686
3307 warn Carp::longmess "post_cleanup backtrace" 3687 warn Carp::longmess "post_cleanup backtrace"
3308 if $make_core; 3688 if $make_core;
3689
3690 my $fh = pidfile;
3691 unlink $PIDFILE if <$fh> == $$;
3692}
3693
3694# a safer delete_package, copied from Symbol
3695sub clear_package($) {
3696 my $pkg = shift;
3697
3698 # expand to full symbol table name if needed
3699 unless ($pkg =~ /^main::.*::$/) {
3700 $pkg = "main$pkg" if $pkg =~ /^::/;
3701 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3702 $pkg .= '::' unless $pkg =~ /::$/;
3703 }
3704
3705 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3706 my $stem_symtab = *{$stem}{HASH};
3707
3708 defined $stem_symtab and exists $stem_symtab->{$leaf}
3709 or return;
3710
3711 # clear all symbols
3712 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3713 for my $name (keys %$leaf_symtab) {
3714 _gv_clear *{"$pkg$name"};
3715# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3716 }
3717 warn "cleared package $pkg\n";#d#
3309} 3718}
3310 3719
3311sub do_reload_perl() { 3720sub do_reload_perl() {
3312 # can/must only be called in main 3721 # can/must only be called in main
3313 if ($Coro::current != $Coro::main) { 3722 if ($Coro::current != $Coro::main) {
3314 warn "can only reload from main coroutine"; 3723 warn "can only reload from main coroutine";
3315 return; 3724 return;
3316 } 3725 }
3317 3726
3727 return if $RELOAD++;
3728
3729 my $t1 = EV::time;
3730
3731 while ($RELOAD) {
3318 warn "reloading..."; 3732 warn "reloading...";
3319 3733
3320 warn "entering sync_job"; 3734 warn "entering sync_job";
3321 3735
3322 cf::sync_job { 3736 cf::sync_job {
3323 cf::write_runtime; # external watchdog should not bark 3737 cf::write_runtime_sync; # external watchdog should not bark
3324 cf::emergency_save; 3738 cf::emergency_save;
3325 cf::write_runtime; # external watchdog should not bark 3739 cf::write_runtime_sync; # external watchdog should not bark
3326 3740
3327 warn "syncing database to disk"; 3741 warn "syncing database to disk";
3328 BDB::db_env_txn_checkpoint $DB_ENV; 3742 BDB::db_env_txn_checkpoint $DB_ENV;
3329 3743
3330 # if anything goes wrong in here, we should simply crash as we already saved 3744 # if anything goes wrong in here, we should simply crash as we already saved
3331 3745
3332 warn "cancelling all WF_AUTOCANCEL watchers";
3333 for (Event::all_watchers) {
3334 $_->cancel if $_->data & WF_AUTOCANCEL;
3335 }
3336
3337 warn "flushing outstanding aio requests"; 3746 warn "flushing outstanding aio requests";
3338 for (;;) {
3339 BDB::flush;
3340 IO::AIO::flush;
3341 Coro::cede;
3342 last unless IO::AIO::nreqs || BDB::nreqs; 3747 while (IO::AIO::nreqs || BDB::nreqs) {
3343 warn "iterate..."; 3748 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3344 }
3345
3346 ++$RELOAD;
3347
3348 warn "cancelling all extension coros";
3349 $_->cancel for values %EXT_CORO;
3350 %EXT_CORO = ();
3351
3352 warn "removing commands";
3353 %COMMAND = ();
3354
3355 warn "removing ext/exti commands";
3356 %EXTCMD = ();
3357 %EXTICMD = ();
3358
3359 warn "unloading/nuking all extensions";
3360 for my $pkg (@EXTS) {
3361 warn "... unloading $pkg";
3362
3363 if (my $cb = $pkg->can ("unload")) {
3364 eval {
3365 $cb->($pkg);
3366 1
3367 } or warn "$pkg unloaded, but with errors: $@";
3368 } 3749 }
3369 3750
3370 warn "... nuking $pkg"; 3751 warn "cancelling all extension coros";
3371 Symbol::delete_package $pkg; 3752 $_->cancel for values %EXT_CORO;
3372 } 3753 %EXT_CORO = ();
3373 3754
3374 warn "unloading all perl modules loaded from $LIBDIR"; 3755 warn "removing commands";
3375 while (my ($k, $v) = each %INC) { 3756 %COMMAND = ();
3376 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377 3757
3758 warn "removing ext/exti commands";
3759 %EXTCMD = ();
3760 %EXTICMD = ();
3761
3762 warn "unloading/nuking all extensions";
3763 for my $pkg (@EXTS) {
3378 warn "... unloading $k"; 3764 warn "... unloading $pkg";
3379 delete $INC{$k};
3380 3765
3381 $k =~ s/\.pm$//;
3382 $k =~ s/\//::/g;
3383
3384 if (my $cb = $k->can ("unload_module")) { 3766 if (my $cb = $pkg->can ("unload")) {
3767 eval {
3385 $cb->(); 3768 $cb->($pkg);
3769 1
3770 } or warn "$pkg unloaded, but with errors: $@";
3771 }
3772
3773 warn "... clearing $pkg";
3774 clear_package $pkg;
3386 } 3775 }
3387 3776
3388 Symbol::delete_package $k; 3777 warn "unloading all perl modules loaded from $LIBDIR";
3778 while (my ($k, $v) = each %INC) {
3779 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3780
3781 warn "... unloading $k";
3782 delete $INC{$k};
3783
3784 $k =~ s/\.pm$//;
3785 $k =~ s/\//::/g;
3786
3787 if (my $cb = $k->can ("unload_module")) {
3788 $cb->();
3789 }
3790
3791 clear_package $k;
3389 } 3792 }
3390 3793
3391 warn "getting rid of safe::, as good as possible"; 3794 warn "getting rid of safe::, as good as possible";
3392 Symbol::delete_package "safe::$_" 3795 clear_package "safe::$_"
3393 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3796 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394 3797
3395 warn "unloading cf.pm \"a bit\""; 3798 warn "unloading cf.pm \"a bit\"";
3396 delete $INC{"cf.pm"}; 3799 delete $INC{"cf.pm"};
3397 delete $INC{"cf/pod.pm"}; 3800 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398 3801
3399 # don't, removes xs symbols, too, 3802 # don't, removes xs symbols, too,
3400 # and global variables created in xs 3803 # and global variables created in xs
3401 #Symbol::delete_package __PACKAGE__; 3804 #clear_package __PACKAGE__;
3402 3805
3403 warn "unload completed, starting to reload now"; 3806 warn "unload completed, starting to reload now";
3404 3807
3405 warn "reloading cf.pm"; 3808 warn "reloading cf.pm";
3406 require cf; 3809 require cf;
3407 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3810 cf::_connect_to_perl_1;
3408 3811
3409 warn "loading config and database again"; 3812 warn "loading config and database again";
3410 cf::reload_config; 3813 cf::reload_config;
3411 3814
3412 warn "loading extensions"; 3815 warn "loading extensions";
3413 cf::load_extensions; 3816 cf::load_extensions;
3414 3817
3818 if ($REATTACH_ON_RELOAD) {
3415 warn "reattaching attachments to objects/players"; 3819 warn "reattaching attachments to objects/players";
3416 _global_reattach; # objects, sockets 3820 _global_reattach; # objects, sockets
3417 warn "reattaching attachments to maps"; 3821 warn "reattaching attachments to maps";
3418 reattach $_ for values %MAP; 3822 reattach $_ for values %MAP;
3419 warn "reattaching attachments to players"; 3823 warn "reattaching attachments to players";
3420 reattach $_ for values %PLAYER; 3824 reattach $_ for values %PLAYER;
3825 }
3421 3826
3827 warn "running post_init jobs";
3828 (pop @POST_INIT)->(1) while @POST_INIT;
3829
3422 warn "leaving sync_job"; 3830 warn "leaving sync_job";
3423 3831
3424 1 3832 1
3425 } or do { 3833 } or do {
3426 warn $@; 3834 warn $@;
3427 warn "error while reloading, exiting."; 3835 cf::cleanup "error while reloading, exiting.";
3428 exit 1;
3429 }; 3836 };
3430 3837
3431 warn "reloaded"; 3838 warn "reloaded";
3839 --$RELOAD;
3840 }
3841
3842 $t1 = EV::time - $t1;
3843 warn "reload completed in ${t1}s\n";
3432}; 3844};
3433 3845
3434our $RELOAD_WATCHER; # used only during reload 3846our $RELOAD_WATCHER; # used only during reload
3435 3847
3436sub reload_perl() { 3848sub reload_perl() {
3437 # doing reload synchronously and two reloads happen back-to-back, 3849 # doing reload synchronously and two reloads happen back-to-back,
3438 # coro crashes during coro_state_free->destroy here. 3850 # coro crashes during coro_state_free->destroy here.
3439 3851
3440 $RELOAD_WATCHER ||= Event->timer ( 3852 $RELOAD_WATCHER ||= cf::async {
3441 reentrant => 0, 3853 Coro::AIO::aio_wait cache_extensions;
3442 after => 0, 3854
3443 data => WF_AUTOCANCEL, 3855 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3444 cb => sub {
3445 do_reload_perl; 3856 do_reload_perl;
3446 undef $RELOAD_WATCHER; 3857 undef $RELOAD_WATCHER;
3447 }, 3858 };
3448 ); 3859 };
3449} 3860}
3450 3861
3451register_command "reload" => sub { 3862register_command "reload" => sub {
3452 my ($who, $arg) = @_; 3863 my ($who, $arg) = @_;
3453 3864
3466 3877
3467our @WAIT_FOR_TICK; 3878our @WAIT_FOR_TICK;
3468our @WAIT_FOR_TICK_BEGIN; 3879our @WAIT_FOR_TICK_BEGIN;
3469 3880
3470sub wait_for_tick { 3881sub wait_for_tick {
3471 return unless $TICK_WATCHER->is_active;
3472 return if $Coro::current == $Coro::main; 3882 return if tick_inhibit || $Coro::current == $Coro::main;
3473 3883
3474 my $signal = new Coro::Signal; 3884 my $signal = new Coro::Signal;
3475 push @WAIT_FOR_TICK, $signal; 3885 push @WAIT_FOR_TICK, $signal;
3476 $signal->wait; 3886 $signal->wait;
3477} 3887}
3478 3888
3479sub wait_for_tick_begin { 3889sub wait_for_tick_begin {
3480 return unless $TICK_WATCHER->is_active;
3481 return if $Coro::current == $Coro::main; 3890 return if tick_inhibit || $Coro::current == $Coro::main;
3482 3891
3483 my $signal = new Coro::Signal; 3892 my $signal = new Coro::Signal;
3484 push @WAIT_FOR_TICK_BEGIN, $signal; 3893 push @WAIT_FOR_TICK_BEGIN, $signal;
3485 $signal->wait; 3894 $signal->wait;
3486} 3895}
3487 3896
3488$TICK_WATCHER = Event->timer ( 3897sub tick {
3489 reentrant => 0,
3490 parked => 1,
3491 prio => 0,
3492 at => $NEXT_TICK || $TICK,
3493 data => WF_AUTOCANCEL,
3494 cb => sub {
3495 if ($Coro::current != $Coro::main) { 3898 if ($Coro::current != $Coro::main) {
3496 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3899 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497 unless ++$bug_warning > 10; 3900 unless ++$bug_warning > 10;
3498 return; 3901 return;
3499 } 3902 }
3500 3903
3501 $NOW = $tick_start = Event::time;
3502
3503 cf::server_tick; # one server iteration 3904 cf::server_tick; # one server iteration
3504 3905
3505 $RUNTIME += $TICK;
3506 $NEXT_TICK += $TICK;
3507
3508 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3906 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509 $NEXT_RUNTIME_WRITE = $NOW + 10; 3907 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510 Coro::async_pool { 3908 Coro::async_pool {
3511 $Coro::current->{desc} = "runtime saver"; 3909 $Coro::current->{desc} = "runtime saver";
3512 write_runtime 3910 write_runtime_sync
3513 or warn "ERROR: unable to write runtime file: $!"; 3911 or warn "ERROR: unable to write runtime file: $!";
3514 };
3515 } 3912 };
3913 }
3516 3914
3517 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3915 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518 $sig->send; 3916 $sig->send;
3519 } 3917 }
3520 while (my $sig = shift @WAIT_FOR_TICK) { 3918 while (my $sig = shift @WAIT_FOR_TICK) {
3521 $sig->send; 3919 $sig->send;
3522 } 3920 }
3523 3921
3524 $NOW = Event::time; 3922 $LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526 # if we are delayed by four ticks or more, skip them all
3527 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529 $TICK_WATCHER->at ($NEXT_TICK);
3530 $TICK_WATCHER->start;
3531
3532 $LOAD = ($NOW - $tick_start) / $TICK;
3533 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3923 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534 3924
3535 _post_tick; 3925 if (0) {
3926 if ($NEXT_TICK) {
3927 my $jitter = $TICK_START - $NEXT_TICK;
3928 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3929 warn "jitter $JITTER\n";#d#
3930 }
3536 }, 3931 }
3537); 3932}
3538 3933
3539{ 3934{
3935 # configure BDB
3936
3540 BDB::min_parallel 8; 3937 BDB::min_parallel 8;
3541 BDB::max_poll_time $TICK * 0.1; 3938 BDB::max_poll_reqs $TICK * 0.1;
3542 $BDB_POLL_WATCHER = Event->io ( 3939 $AnyEvent::BDB::WATCHER->priority (1);
3543 reentrant => 0,
3544 fd => BDB::poll_fileno,
3545 poll => 'r',
3546 prio => 0,
3547 data => WF_AUTOCANCEL,
3548 cb => \&BDB::poll_cb,
3549 );
3550
3551 BDB::set_sync_prepare {
3552 my $status;
3553 my $current = $Coro::current;
3554 (
3555 sub {
3556 $status = $!;
3557 $current->ready; undef $current;
3558 },
3559 sub {
3560 Coro::schedule while defined $current;
3561 $! = $status;
3562 },
3563 )
3564 };
3565 3940
3566 unless ($DB_ENV) { 3941 unless ($DB_ENV) {
3567 $DB_ENV = BDB::db_env_create; 3942 $DB_ENV = BDB::db_env_create;
3568 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3943 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569 | BDB::LOG_AUTOREMOVE, 1); 3944 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3945 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3946 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3947 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572 3948
3573 cf::sync_job { 3949 cf::sync_job {
3574 eval { 3950 eval {
3584 3960
3585 cf::cleanup "db_env_open(db): $@" if $@; 3961 cf::cleanup "db_env_open(db): $@" if $@;
3586 }; 3962 };
3587 } 3963 }
3588 3964
3589 $BDB_DEADLOCK_WATCHER = Event->timer ( 3965 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590 after => 3,
3591 interval => 1,
3592 hard => 1,
3593 prio => 0,
3594 data => WF_AUTOCANCEL,
3595 cb => sub {
3596 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3966 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597 },
3598 ); 3967 };
3599 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3968 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600 after => 11,
3601 interval => 60,
3602 hard => 1,
3603 prio => 0,
3604 data => WF_AUTOCANCEL,
3605 cb => sub {
3606 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3969 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607 },
3608 ); 3970 };
3609 $BDB_TRICKLE_WATCHER = Event->timer ( 3971 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610 after => 5,
3611 interval => 10,
3612 hard => 1,
3613 prio => 0,
3614 data => WF_AUTOCANCEL,
3615 cb => sub {
3616 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3972 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617 },
3618 ); 3973 };
3619} 3974}
3620 3975
3621{ 3976{
3977 # configure IO::AIO
3978
3622 IO::AIO::min_parallel 8; 3979 IO::AIO::min_parallel 8;
3623
3624 undef $Coro::AIO::WATCHER;
3625 IO::AIO::max_poll_time $TICK * 0.1; 3980 IO::AIO::max_poll_time $TICK * 0.1;
3626 $AIO_POLL_WATCHER = Event->io ( 3981 undef $AnyEvent::AIO::WATCHER;
3627 reentrant => 0,
3628 data => WF_AUTOCANCEL,
3629 fd => IO::AIO::poll_fileno,
3630 poll => 'r',
3631 prio => 6,
3632 cb => \&IO::AIO::poll_cb,
3633 );
3634} 3982}
3635 3983
3636my $_log_backtrace; 3984my $_log_backtrace;
3637 3985
3638sub _log_backtrace { 3986sub _log_backtrace {
3641 $msg =~ s/\n//; 3989 $msg =~ s/\n//;
3642 3990
3643 # limit the # of concurrent backtraces 3991 # limit the # of concurrent backtraces
3644 if ($_log_backtrace < 2) { 3992 if ($_log_backtrace < 2) {
3645 ++$_log_backtrace; 3993 ++$_log_backtrace;
3994 my $perl_bt = Carp::longmess $msg;
3646 async { 3995 async {
3647 $Coro::current->{desc} = "abt $msg"; 3996 $Coro::current->{desc} = "abt $msg";
3648 3997
3649 my @bt = fork_call { 3998 my @bt = fork_call {
3650 @addr = map { sprintf "%x", $_ } @addr; 3999 @addr = map { sprintf "%x", $_ } @addr;
3661 } 4010 }
3662 4011
3663 @funcs 4012 @funcs
3664 }; 4013 };
3665 4014
3666 LOG llevInfo, "[ABT] $msg\n"; 4015 LOG llevInfo, "[ABT] $perl_bt\n";
4016 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667 LOG llevInfo, "[ABT] $_\n" for @bt; 4017 LOG llevInfo, "[ABT] $_\n" for @bt;
3668 --$_log_backtrace; 4018 --$_log_backtrace;
3669 }; 4019 };
3670 } else { 4020 } else {
3671 LOG llevInfo, "[ABT] $msg\n"; 4021 LOG llevInfo, "[ABT] $msg\n";
3672 LOG llevInfo, "[ABT] [suppressed]\n"; 4022 LOG llevInfo, "[ABT] [suppressed]\n";
3673 } 4023 }
3674} 4024}
3675 4025
3676# load additional modules 4026# load additional modules
3677use cf::pod; 4027require "cf/$_.pm" for @EXTRA_MODULES;
4028cf::_connect_to_perl_2;
3678 4029
3679END { cf::emergency_save } 4030END { cf::emergency_save }
3680 4031
36811 40321
3682 4033

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