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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.491 by root, Sat Oct 24 09:18:44 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 3.61 (); 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;
52use Coro::Util ();
24 53
25use JSON::XS 1.4 (); 54use JSON::XS 2.01 ();
26use BDB (); 55use BDB ();
27use Data::Dumper; 56use Data::Dumper;
28use Digest::MD5; 57use Digest::MD5;
29use Fcntl; 58use Fcntl;
30use YAML::Syck (); 59use YAML::XS ();
31use IO::AIO 2.32 (); 60use IO::AIO ();
32use Time::HiRes; 61use Time::HiRes;
33use Compress::LZF; 62use Compress::LZF;
34use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
35 66
36# configure various modules to our taste 67# configure various modules to our taste
37# 68#
38$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
39Coro::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$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41 77
42$Event::Eval = 1; # no idea why this is required, but it is 78# strictly for debugging
43 79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45$YAML::Syck::ImplicitUnicode = 1;
46
47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48 80
49sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50 82
51our %COMMAND = (); 83our %COMMAND = ();
52our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
… …
55our %EXTCMD = (); 87our %EXTCMD = ();
56our %EXTICMD = (); 88our %EXTICMD = ();
57our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
58our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
59 91
60our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
61our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
62 96
63our $CONFDIR = confdir; 97our $CONFDIR = confdir;
64our $DATADIR = datadir; 98our $DATADIR = datadir;
65our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
66our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
67our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
68our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
69our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
70our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
73our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE;
74 112
75our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 113our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76our $TICK_WATCHER;
77our $AIO_POLL_WATCHER;
78our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79our $NEXT_TICK; 115our $NEXT_TICK;
80our $NOW;
81our $USE_FSYNC = 1; # use fsync to write maps - default off 116our $USE_FSYNC = 1; # use fsync to write maps - default on
82 117
118our $BDB_DEADLOCK_WATCHER;
119our $BDB_CHECKPOINT_WATCHER;
83our $BDB_POLL_WATCHER; 120our $BDB_TRICKLE_WATCHER;
84our $DB_ENV; 121our $DB_ENV;
122
123our @EXTRA_MODULES = qw(pod match mapscript);
85 124
86our %CFG; 125our %CFG;
87 126
88our $UPTIME; $UPTIME ||= time; 127our $UPTIME; $UPTIME ||= time;
89our $RUNTIME; 128our $RUNTIME;
129our $NOW;
90 130
91our %PLAYER; # all users 131our (%PLAYER, %PLAYER_LOADING); # all users
92our %MAP; # all maps 132our (%MAP, %MAP_LOADING ); # all maps
93our $LINK_MAP; # the special {link} map, which is always available 133our $LINK_MAP; # the special {link} map, which is always available
94 134
95# 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 ∕
96our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 136our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97 137
98our $LOAD; # a number between 0 (idle) and 1 (too many objects) 138our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99our $LOADAVG; # same thing, but with alpha-smoothing 139our $LOADAVG; # same thing, but with alpha-smoothing
140our $JITTER; # average jitter
100our $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 $REALLY_UNLOOP; # never set to true, please :)
101 147
102binmode STDOUT; 148binmode STDOUT;
103binmode STDERR; 149binmode STDERR;
104 150
105# read virtual server time, if available 151# read virtual server time, if available
106unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 152unless ($RUNTIME || !-e $RUNTIMEFILE) {
107 open my $fh, "<", "$LOCALDIR/runtime" 153 open my $fh, "<", $RUNTIMEFILE
108 or die "unable to read runtime file: $!"; 154 or die "unable to read $RUNTIMEFILE file: $!";
109 $RUNTIME = <$fh> + 0.; 155 $RUNTIME = <$fh> + 0.;
110} 156}
157
158eval "sub TICK() { $TICK } 1" or die;
111 159
112mkdir $_ 160mkdir $_
113 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 161 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114 162
115our $EMERGENCY_POSITION; 163our $EMERGENCY_POSITION;
116 164
117sub 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::"} };
118 177
119############################################################################# 178#############################################################################
120 179
121=head2 GLOBAL VARIABLES 180=head2 GLOBAL VARIABLES
122 181
… …
158 217
159The raw value load value from the last tick. 218The raw value load value from the last tick.
160 219
161=item %cf::CFG 220=item %cf::CFG
162 221
163Configuration for the server, loaded from C</etc/crossfire/config>, or 222Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164from wherever your confdir points to. 223from wherever your confdir points to.
165 224
166=item cf::wait_for_tick, cf::wait_for_tick_begin 225=item cf::wait_for_tick, cf::wait_for_tick_begin
167 226
168These 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
169returns 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
170per 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.
171 230
172=item @cf::INVOKE_RESULTS 231=item @cf::INVOKE_RESULTS
173 232
174This array contains the results of the last C<invoke ()> call. When 233This array contains the results of the last C<invoke ()> call. When
175C<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
176that call. 235that call.
177 236
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
178=back 243=back
179 244
180=cut 245=cut
181 246
182BEGIN { 247$Coro::State::WARNHOOK = sub {
183 *CORE::GLOBAL::warn = sub {
184 my $msg = join "", @_; 248 my $msg = join "", @_;
185 249
186 $msg .= "\n" 250 $msg .= "\n"
187 unless $msg =~ /\n$/; 251 unless $msg =~ /\n$/;
188 252
189 $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;
190 254
191 utf8::encode $msg;
192 LOG llevError, $msg; 255 LOG llevError, $msg;
193 }; 256};
194} 257
258$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};
195 271
196@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 272@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 273@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 274@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 275@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
206for my $pkg (qw( 282for my $pkg (qw(
207 cf::global cf::attachable 283 cf::global cf::attachable
208 cf::object cf::object::player 284 cf::object cf::object::player
209 cf::client cf::player 285 cf::client cf::player
210 cf::arch cf::living 286 cf::arch cf::living
287 cf::map cf::mapspace
211 cf::map cf::party cf::region 288 cf::party cf::region
212)) { 289)) {
213 no strict 'refs';
214 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215} 291}
216 292
217$Event::DIED = sub { 293$EV::DIED = sub {
218 warn "error in event callback: @_"; 294 warn "error in event callback: @_";
219}; 295};
220 296
221############################################################################# 297#############################################################################
222 298
… …
245 $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;
246 $d 322 $d
247 } || "[unable to dump $_[0]: '$@']"; 323 } || "[unable to dump $_[0]: '$@']";
248} 324}
249 325
250=item $ref = cf::from_json $json 326=item $ref = cf::decode_json $json
251 327
252Converts a JSON string into the corresponding perl data structure. 328Converts a JSON string into the corresponding perl data structure.
253 329
254=item $json = cf::to_json $ref 330=item $json = cf::encode_json $ref
255 331
256Converts a perl data structure into its JSON representation. 332Converts a perl data structure into its JSON representation.
257 333
258=cut 334=cut
259 335
260our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261 337
262sub to_json ($) { $json_coder->encode ($_[0]) } 338sub encode_json($) { $json_coder->encode ($_[0]) }
263sub 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}
264 354
265=item cf::lock_wait $string 355=item cf::lock_wait $string
266 356
267Wait until the given lock is available. See cf::lock_acquire. 357Wait until the given lock is available. See cf::lock_acquire.
268 358
269=item my $lock = cf::lock_acquire $string 359=item my $lock = cf::lock_acquire $string
270 360
271Wait 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
272a 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,
273for example when the coroutine gets canceled), the lock is automatically 363for example when the coroutine gets canceled), the lock is automatically
274returned. 364returned.
275 365
366Locks are *not* recursive, locking from the same coro twice results in a
367deadlocked coro.
368
276Lock names should begin with a unique identifier (for example, cf::map::find 369Lock names should begin with a unique identifier (for example, cf::map::find
277uses map_find and cf::map::load uses map_load). 370uses map_find and cf::map::load uses map_load).
278 371
279=item $locked = cf::lock_active $string 372=item $locked = cf::lock_active $string
280 373
281Return 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.
282 375
283=cut 376=cut
284 377
285our %LOCK; 378our $LOCKS = new Coro::SemaphoreSet;
286 379
287sub lock_wait($) { 380sub lock_wait($) {
288 my ($key) = @_; 381 $LOCKS->wait ($_[0]);
289
290 # wait for lock, if any
291 while ($LOCK{$key}) {
292 push @{ $LOCK{$key} }, $Coro::current;
293 Coro::schedule;
294 }
295} 382}
296 383
297sub lock_acquire($) { 384sub lock_acquire($) {
298 my ($key) = @_; 385 $LOCKS->guard ($_[0])
299
300 # wait, to be sure we are not locked
301 lock_wait $key;
302
303 $LOCK{$key} = [];
304
305 Coro::guard {
306 # wake up all waiters, to be on the safe side
307 $_->ready for @{ delete $LOCK{$key} };
308 }
309} 386}
310 387
311sub lock_active($) { 388sub lock_active($) {
312 my ($key) = @_; 389 $LOCKS->count ($_[0]) < 1
313
314 ! ! $LOCK{$key}
315} 390}
316 391
317sub freeze_mainloop { 392sub freeze_mainloop {
318 return unless $TICK_WATCHER->is_active; 393 tick_inhibit_inc;
319 394
320 my $guard = Coro::guard { 395 &Guard::guard (\&tick_inhibit_dec);
321 $TICK_WATCHER->start; 396}
322 }; 397
323 $TICK_WATCHER->stop; 398=item cf::periodic $interval, $cb
324 $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($$) {
406 my ($interval, $cb) = @_;
407
408 my $start = rand List::Util::min 180, $interval;
409
410 EV::periodic $start, $interval, 0, $cb
325} 411}
326 412
327=item cf::get_slot $time[, $priority[, $name]] 413=item cf::get_slot $time[, $priority[, $name]]
328 414
329Allocate $time seconds of blocking CPU time at priority C<$priority>: 415Allocate $time seconds of blocking CPU time at priority C<$priority>:
… …
340our @SLOT_QUEUE; 426our @SLOT_QUEUE;
341our $SLOT_QUEUE; 427our $SLOT_QUEUE;
342 428
343$SLOT_QUEUE->cancel if $SLOT_QUEUE; 429$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344$SLOT_QUEUE = Coro::async { 430$SLOT_QUEUE = Coro::async {
431 $Coro::current->desc ("timeslot manager");
432
345 my $signal = new Coro::Signal; 433 my $signal = new Coro::Signal;
346 434
347 while () { 435 while () {
348 next_job: 436 next_job:
349 my $avail = cf::till_tick; 437 my $avail = cf::till_tick;
… …
357 } 445 }
358 } 446 }
359 } 447 }
360 448
361 if (@SLOT_QUEUE) { 449 if (@SLOT_QUEUE) {
362 # we do not use wait_For_tick() as it returns immediately when tick is inactive 450 # we do not use wait_for_tick() as it returns immediately when tick is inactive
363 push @cf::WAIT_FOR_TICK, $signal; 451 push @cf::WAIT_FOR_TICK, $signal;
364 $signal->wait; 452 $signal->wait;
365 } else { 453 } else {
366 Coro::schedule; 454 Coro::schedule;
367 } 455 }
368 } 456 }
369}; 457};
370 458
371sub get_slot($;$$) { 459sub get_slot($;$$) {
460 return if tick_inhibit || $Coro::current == $Coro::main;
461
372 my ($time, $pri, $name) = @_; 462 my ($time, $pri, $name) = @_;
373 463
374 $time = $TICK * .6 if $time > $TICK * .6; 464 $time = $TICK * .6 if $time > $TICK * .6;
375 my $sig = new Coro::Signal; 465 my $sig = new Coro::Signal;
376 466
… …
390 480
391BEGIN { *async = \&Coro::async_pool } 481BEGIN { *async = \&Coro::async_pool }
392 482
393=item cf::sync_job { BLOCK } 483=item cf::sync_job { BLOCK }
394 484
395The design of Crossfire TRT requires that the main coroutine ($Coro::main) 485The design of Deliantra requires that the main coroutine ($Coro::main)
396is always able to handle events or runnable, as Crossfire TRT is only 486is always able to handle events or runnable, as Deliantra is only
397partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 487partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398acceptable. 488acceptable.
399 489
400If 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
401the given BLOCK in another coroutine while waiting for the result. The 491the given BLOCK in another coroutine while waiting for the result. The
… …
406 496
407sub sync_job(&) { 497sub sync_job(&) {
408 my ($job) = @_; 498 my ($job) = @_;
409 499
410 if ($Coro::current == $Coro::main) { 500 if ($Coro::current == $Coro::main) {
411 my $time = Event::time; 501 my $time = EV::time;
412 502
413 # this is the main coro, too bad, we have to block 503 # this is the main coro, too bad, we have to block
414 # till the operation succeeds, freezing the server :/ 504 # till the operation succeeds, freezing the server :/
415 505
416 # TODO: use suspend/resume instead 506 LOG llevError, Carp::longmess "sync job";#d#
417 # (but this is cancel-safe) 507
418 my $freeze_guard = freeze_mainloop; 508 my $freeze_guard = freeze_mainloop;
419 509
420 my $busy = 1; 510 my $busy = 1;
421 my @res; 511 my @res;
422 512
423 (async { 513 (async {
514 $Coro::current->desc ("sync job coro");
424 @res = eval { $job->() }; 515 @res = eval { $job->() };
425 warn $@ if $@; 516 warn $@ if $@;
426 undef $busy; 517 undef $busy;
427 })->prio (Coro::PRIO_MAX); 518 })->prio (Coro::PRIO_MAX);
428 519
429 while ($busy) { 520 while ($busy) {
430 Coro::cede or Event::one_event; 521 if (Coro::nready) {
522 Coro::cede_notself;
523 } else {
524 EV::loop EV::LOOP_ONESHOT;
431 } 525 }
526 }
432 527
433 $time = Event::time - $time; 528 my $time = EV::time - $time;
434 529
435 LOG llevError | logBacktrace, Carp::longmess "long sync job"
436 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438 $tick_start += $time; # do not account sync jobs to server load 530 $TICK_START += $time; # do not account sync jobs to server load
439 531
440 wantarray ? @res : $res[0] 532 wantarray ? @res : $res[0]
441 } else { 533 } else {
442 # we are in another coroutine, how wonderful, everything just works 534 # we are in another coroutine, how wonderful, everything just works
443 535
… …
468=item fork_call { }, $args 560=item fork_call { }, $args
469 561
470Executes the given code block with the given arguments in a seperate 562Executes the given code block with the given arguments in a seperate
471process, returning the results. Everything must be serialisable with 563process, returning the results. Everything must be serialisable with
472Coro::Storable. May, of course, block. Note that the executed sub may 564Coro::Storable. May, of course, block. Note that the executed sub may
473never block itself or use any form of Event handling. 565never block itself or use any form of event handling.
474 566
475=cut 567=cut
476
477sub _store_scalar {
478 open my $fh, ">", \my $buf
479 or die "fork_call: cannot open fh-to-buf in child : $!";
480 Storable::store_fd $_[0], $fh;
481 close $fh;
482
483 $buf
484}
485 568
486sub fork_call(&@) { 569sub fork_call(&@) {
487 my ($cb, @args) = @_; 570 my ($cb, @args) = @_;
488 571
489# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 572 # we seemingly have to make a local copy of the whole thing,
490# or die "socketpair: $!"; 573 # otherwise perl prematurely frees the stuff :/
491 pipe my $fh1, my $fh2 574 # TODO: investigate and fix (likely this will be rather laborious)
492 or die "pipe: $!";
493 575
494 if (my $pid = fork) { 576 my @res = Coro::Util::fork_eval {
495 close $fh2;
496
497 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498 warn "pst<$res>" unless $res =~ /^pst/;
499 $res = Coro::Storable::thaw $res;
500
501 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503 Carp::confess $$res unless "ARRAY" eq ref $res;
504
505 return wantarray ? @$res : $res->[-1];
506 } else {
507 reset_signals; 577 reset_signals;
508 local $SIG{__WARN__}; 578 &$cb
509 local $SIG{__DIE__}; 579 }, @args;
510 # just in case, this hack effectively disables event
511 # in the child. cleaner and slower would be canceling all watchers,
512 # but this works for the time being.
513 local $Coro::idle;
514 $Coro::current->prio (Coro::PRIO_MAX);
515 580
516 eval { 581 wantarray ? @res : $res[-1]
517 close $fh1; 582}
518 583
519 my @res = eval { $cb->(@args) }; 584=item $coin = coin_from_name $name
520 585
521 syswrite $fh2, _store_scalar $@ ? \"$@" : \@res; 586=cut
522 close $fh2;
523 };
524 587
525 warn $@ if $@; 588our %coin_alias = (
526 _exit 0; 589 "silver" => "silvercoin",
527 } 590 "silvercoin" => "silvercoin",
591 "silvercoins" => "silvercoin",
592 "gold" => "goldcoin",
593 "goldcoin" => "goldcoin",
594 "goldcoins" => "goldcoin",
595 "platinum" => "platinacoin",
596 "platinumcoin" => "platinacoin",
597 "platinumcoins" => "platinacoin",
598 "platina" => "platinacoin",
599 "platinacoin" => "platinacoin",
600 "platinacoins" => "platinacoin",
601 "royalty" => "royalty",
602 "royalties" => "royalty",
603);
604
605sub coin_from_name($) {
606 $coin_alias{$_[0]}
607 ? cf::arch::find $coin_alias{$_[0]}
608 : undef
528} 609}
529 610
530=item $value = cf::db_get $family => $key 611=item $value = cf::db_get $family => $key
531 612
532Returns a single value from the environment database. 613Returns a single value from the environment database.
… …
534=item cf::db_put $family => $key => $value 615=item cf::db_put $family => $key => $value
535 616
536Stores the given C<$value> in the family. It can currently store binary 617Stores the given C<$value> in the family. It can currently store binary
537data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 618data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538 619
620=item $db = cf::db_table "name"
621
622Create and/or open a new database table. The string must not be "db" and must be unique
623within each server.
624
539=cut 625=cut
626
627sub db_table($) {
628 my ($name) = @_;
629 my $db = BDB::db_create $DB_ENV;
630
631 eval {
632 $db->set_flags (BDB::CHKSUM);
633
634 utf8::encode $name;
635 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
636 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
637 cf::cleanup "db_open(db): $!" if $!;
638 };
639 cf::cleanup "db_open(db): $@" if $@;
640
641 $db
642}
540 643
541our $DB; 644our $DB;
542 645
543sub db_init { 646sub db_init {
544 unless ($DB) {
545 $DB = BDB::db_create $DB_ENV;
546
547 cf::sync_job { 647 cf::sync_job {
548 eval { 648 $DB ||= db_table "db";
549 $DB->set_flags (BDB::CHKSUM);
550
551 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553 cf::cleanup "db_open(db): $!" if $!;
554 };
555 cf::cleanup "db_open(db): $@" if $@;
556 };
557 } 649 };
558} 650}
559 651
560sub db_get($$) { 652sub db_get($$) {
561 my $key = "$_[0]/$_[1]"; 653 my $key = "$_[0]/$_[1]";
562 654
… …
612 if (1) { 704 if (1) {
613 $md5 = 705 $md5 =
614 join "\x00", 706 join "\x00",
615 $processversion, 707 $processversion,
616 map { 708 map {
617 Coro::cede; 709 cf::cede_to_tick;
618 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 710 ($src->[$_], Digest::MD5::md5_hex $data[$_])
619 } 0.. $#$src; 711 } 0.. $#$src;
620 712
621 713
622 my $dbmd5 = db_get cache => "$id/md5"; 714 my $dbmd5 = db_get cache => "$id/md5";
… …
660 752
661############################################################################# 753#############################################################################
662 754
663=head2 ATTACHABLE OBJECTS 755=head2 ATTACHABLE OBJECTS
664 756
665Many 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
666attach callbacks/event handlers (a collection of which is called an "attachment") 758attach callbacks/event handlers (a collection of which is called an "attachment")
667to it. All such attachable objects support the following methods. 759to it. All such attachable objects support the following methods.
668 760
669In 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>
670C<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
671Crossfire TRT). 763Deliantra).
672 764
673=over 4 765=over 4
674 766
675=item $attachable->attach ($attachment, key => $value...) 767=item $attachable->attach ($attachment, key => $value...)
676 768
… …
720=item cf::CLASS::attachment $name, ... 812=item cf::CLASS::attachment $name, ...
721 813
722Register an attachment by C<$name> through which attachable objects of the 814Register an attachment by C<$name> through which attachable objects of the
723given CLASS can refer to this attachment. 815given CLASS can refer to this attachment.
724 816
725Some classes such as crossfire maps and objects can specify attachments 817Some classes such as deliantra maps and objects can specify attachments
726that 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.
727 819
728These calls expect any number of the following handler/hook descriptions: 820These calls expect any number of the following handler/hook descriptions:
729 821
730=over 4 822=over 4
… …
958 } 1050 }
959 1051
960 0 1052 0
961} 1053}
962 1054
963=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1055=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964 1056
965=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1057=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966 1058
967Generate an object-specific event with the given arguments. 1059Generate an object-specific event with the given arguments.
968 1060
… …
974 1066
975=cut 1067=cut
976 1068
977############################################################################# 1069#############################################################################
978# object support 1070# object support
979#
980 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 $SLOW_MERGES;#d#
981sub _can_merge { 1105sub _can_merge {
982 my ($ob1, $ob2) = @_; 1106 my ($ob1, $ob2) = @_;
983 1107
984 local $Storable::canonical = 1; 1108 ++$SLOW_MERGES;#d#
985 my $fob1 = Storable::freeze $ob1;
986 my $fob2 = Storable::freeze $ob2;
987 1109
988 $fob1 eq $fob2 1110 # we do the slow way here
1111 return _object_equal $ob1, $ob2
989} 1112}
990 1113
991sub reattach { 1114sub reattach {
992 # basically do the same as instantiate, without calling instantiate 1115 # basically do the same as instantiate, without calling instantiate
993 my ($obj) = @_; 1116 my ($obj) = @_;
994 1117
1118 # no longer needed after getting rid of delete_package?
995 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
996 1120
997 my $registry = $obj->registry; 1121 my $registry = $obj->registry;
998 1122
999 @$registry = (); 1123 @$registry = ();
1000 1124
… …
1015cf::attachable->attach ( 1139cf::attachable->attach (
1016 prio => -1000000, 1140 prio => -1000000,
1017 on_instantiate => sub { 1141 on_instantiate => sub {
1018 my ($obj, $data) = @_; 1142 my ($obj, $data) = @_;
1019 1143
1020 $data = from_json $data; 1144 $data = decode_json $data;
1021 1145
1022 for (@$data) { 1146 for (@$data) {
1023 my ($name, $args) = @$_; 1147 my ($name, $args) = @$_;
1024 1148
1025 $obj->attach ($name, %{$args || {} }); 1149 $obj->attach ($name, %{$args || {} });
… …
1041sub object_freezer_save { 1165sub object_freezer_save {
1042 my ($filename, $rdata, $objs) = @_; 1166 my ($filename, $rdata, $objs) = @_;
1043 1167
1044 sync_job { 1168 sync_job {
1045 if (length $$rdata) { 1169 if (length $$rdata) {
1170 utf8::decode (my $decname = $filename);
1046 warn sprintf "saving %s (%d,%d)\n", 1171 warn sprintf "saving %s (%d,%d)\n",
1047 $filename, length $$rdata, scalar @$objs; 1172 $decname, length $$rdata, scalar @$objs;
1048 1173
1049 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1174 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050 chmod SAVE_MODE, $fh; 1175 aio_chmod $fh, SAVE_MODE;
1051 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1176 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052 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 }
1053 close $fh; 1181 aio_close $fh;
1054 1182
1055 if (@$objs) { 1183 if (@$objs) {
1056 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) {
1057 chmod SAVE_MODE, $fh; 1185 aio_chmod $fh, SAVE_MODE;
1058 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1186 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059 aio_write $fh, 0, (length $data), $data, 0; 1187 aio_write $fh, 0, (length $data), $data, 0;
1060 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 }
1061 close $fh; 1192 aio_close $fh;
1062 aio_rename "$filename.pst~", "$filename.pst"; 1193 aio_rename "$filename.pst~", "$filename.pst";
1063 } 1194 }
1064 } else { 1195 } else {
1065 aio_unlink "$filename.pst"; 1196 aio_unlink "$filename.pst";
1066 } 1197 }
1067 1198
1068 aio_rename "$filename~", $filename; 1199 aio_rename "$filename~", $filename;
1200
1201 $filename =~ s%/[^/]+$%%;
1202 aio_pathsync $filename if $cf::USE_FSYNC;
1069 } else { 1203 } else {
1070 warn "FATAL: $filename~: $!\n"; 1204 warn "unable to save objects: $filename~: $!\n";
1071 } 1205 }
1072 } else { 1206 } else {
1073 aio_unlink $filename; 1207 aio_unlink $filename;
1074 aio_unlink "$filename.pst"; 1208 aio_unlink "$filename.pst";
1075 } 1209 }
1076 } 1210 };
1077} 1211}
1078 1212
1079sub object_freezer_as_string { 1213sub object_freezer_as_string {
1080 my ($rdata, $objs) = @_; 1214 my ($rdata, $objs) = @_;
1081 1215
… …
1093 or return; 1227 or return;
1094 1228
1095 unless (aio_stat "$filename.pst") { 1229 unless (aio_stat "$filename.pst") {
1096 (aio_load "$filename.pst", $av) >= 0 1230 (aio_load "$filename.pst", $av) >= 0
1097 or return; 1231 or return;
1232
1098 $av = eval { (Storable::thaw $av)->{objs} }; 1233 my $st = eval { Coro::Storable::thaw $av };
1234 $av = $st->{objs};
1099 } 1235 }
1100 1236
1237 utf8::decode (my $decname = $filename);
1101 warn sprintf "loading %s (%d)\n", 1238 warn sprintf "loading %s (%d,%d)\n",
1102 $filename, length $data, scalar @{$av || []}; 1239 $decname, length $data, scalar @{$av || []};
1240
1103 return ($data, $av); 1241 ($data, $av)
1104} 1242}
1105 1243
1106=head2 COMMAND CALLBACKS 1244=head2 COMMAND CALLBACKS
1107 1245
1108=over 4 1246=over 4
… …
1162 my ($name, $cb) = @_; 1300 my ($name, $cb) = @_;
1163 1301
1164 $EXTICMD{$name} = $cb; 1302 $EXTICMD{$name} = $cb;
1165} 1303}
1166 1304
1305use File::Glob ();
1306
1167cf::player->attach ( 1307cf::player->attach (
1168 on_command => sub { 1308 on_command => sub {
1169 my ($pl, $name, $params) = @_; 1309 my ($pl, $name, $params) = @_;
1170 1310
1171 my $cb = $COMMAND{$name} 1311 my $cb = $COMMAND{$name}
… …
1186 my ($type, $reply, @payload) = 1326 my ($type, $reply, @payload) =
1187 "ARRAY" eq ref $msg 1327 "ARRAY" eq ref $msg
1188 ? @$msg 1328 ? @$msg
1189 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 1329 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190 1330
1331 my @reply;
1332
1191 if (my $cb = $EXTCMD{$type}) { 1333 if (my $cb = $EXTCMD{$type}) {
1192 my @reply = $cb->($pl, @payload); 1334 @reply = $cb->($pl, @payload);
1193
1194 $pl->ext_reply ($reply, @reply)
1195 if $reply;
1196 } 1335 }
1336
1337 $pl->ext_reply ($reply, @reply)
1338 if $reply;
1339
1197 } else { 1340 } else {
1198 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1341 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199 } 1342 }
1200 1343
1201 cf::override; 1344 cf::override;
1202 }, 1345 },
1203); 1346);
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}
1204 1360
1205sub load_extensions { 1361sub load_extensions {
1206 cf::sync_job { 1362 cf::sync_job {
1207 my %todo; 1363 my %todo;
1208 1364
… …
1228 1384
1229 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1385 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1386 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231 1387
1232 $ext{source} = 1388 $ext{source} =
1233 "package $pkg; use strict; use utf8;\n" 1389 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234 . "#line 1 \"$path\"\n{\n" 1390 . "#line 1 \"$path\"\n{\n"
1235 . $source 1391 . $source
1236 . "\n};\n1"; 1392 . "\n};\n1";
1237 1393
1238 $todo{$base} = \%ext; 1394 $todo{$base} = \%ext;
… …
1254 my $msg = $@ ? "$v->{path}: $@\n" 1410 my $msg = $@ ? "$v->{path}: $@\n"
1255 : "$v->{base}: extension inactive.\n"; 1411 : "$v->{base}: extension inactive.\n";
1256 1412
1257 if (exists $v->{meta}{mandatory}) { 1413 if (exists $v->{meta}{mandatory}) {
1258 warn $msg; 1414 warn $msg;
1259 warn "mandatory extension failed to load, exiting.\n"; 1415 cf::cleanup "mandatory extension failed to load, exiting.";
1260 exit 1;
1261 } 1416 }
1262 1417
1263 warn $msg; 1418 warn $msg;
1264 } 1419 }
1265 1420
… …
1279 1434
1280=back 1435=back
1281 1436
1282=head2 CORE EXTENSIONS 1437=head2 CORE EXTENSIONS
1283 1438
1284Functions and methods that extend core crossfire objects. 1439Functions and methods that extend core deliantra objects.
1285 1440
1286=cut 1441=cut
1287 1442
1288package cf::player; 1443package cf::player;
1289 1444
1290use Coro::AIO; 1445use Coro::AIO;
1291 1446
1292=head3 cf::player 1447=head3 cf::player
1293 1448
1294=over 4 1449=over 4
1450
1451=item cf::player::num_playing
1452
1453Returns the official number of playing players, as per the Crossfire metaserver rules.
1454
1455=cut
1456
1457sub num_playing {
1458 scalar grep
1459 $_->ob->map
1460 && !$_->hidden
1461 && !$_->ob->flag (cf::FLAG_WIZ),
1462 cf::player::list
1463}
1295 1464
1296=item cf::player::find $login 1465=item cf::player::find $login
1297 1466
1298Returns the given player object, loading it if necessary (might block). 1467Returns the given player object, loading it if necessary (might block).
1299 1468
… …
1318 1487
1319sub exists($) { 1488sub exists($) {
1320 my ($login) = @_; 1489 my ($login) = @_;
1321 1490
1322 $cf::PLAYER{$login} 1491 $cf::PLAYER{$login}
1323 or cf::sync_job { !aio_stat path $login } 1492 or !aio_stat path $login
1324} 1493}
1325 1494
1326sub find($) { 1495sub find($) {
1327 return $cf::PLAYER{$_[0]} || do { 1496 return $cf::PLAYER{$_[0]} || do {
1328 my $login = $_[0]; 1497 my $login = $_[0];
… …
1335 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1504 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1505 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1506 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338 aio_unlink +(playerdir $login) . "/$login.pl"; 1507 aio_unlink +(playerdir $login) . "/$login.pl";
1339 1508
1340 my $pl = load_pl path $login 1509 my $f = new_from_file cf::object::thawer path $login
1341 or return; 1510 or return;
1511
1512 my $pl = cf::player::load_pl $f
1513 or return;
1514
1515 local $cf::PLAYER_LOADING{$login} = $pl;
1516 $f->resolve_delayed_derefs;
1342 $cf::PLAYER{$login} = $pl 1517 $cf::PLAYER{$login} = $pl
1343 } 1518 }
1344 } 1519 }
1345} 1520}
1346 1521
… …
1355 return if $pl->{deny_save}; 1530 return if $pl->{deny_save};
1356 1531
1357 aio_mkdir playerdir $pl, 0770; 1532 aio_mkdir playerdir $pl, 0770;
1358 $pl->{last_save} = $cf::RUNTIME; 1533 $pl->{last_save} = $cf::RUNTIME;
1359 1534
1535 cf::get_slot 0.01;
1536
1360 $pl->save_pl ($path); 1537 $pl->save_pl ($path);
1361 Coro::cede; 1538 cf::cede_to_tick;
1362} 1539}
1363 1540
1364sub new($) { 1541sub new($) {
1365 my ($login) = @_; 1542 my ($login) = @_;
1366 1543
… …
1395 my ($pl) = @_; 1572 my ($pl) = @_;
1396 1573
1397 my $name = $pl->ob->name; 1574 my $name = $pl->ob->name;
1398 1575
1399 $pl->{deny_save} = 1; 1576 $pl->{deny_save} = 1;
1400 $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
1401 1578
1402 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1579 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403 $pl->deactivate; 1580 $pl->deactivate;
1581 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582 $pl->ob->check_score;
1404 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1583 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1405 $pl->ns->destroy if $pl->ns; 1584 $pl->ns->destroy if $pl->ns;
1406 1585
1407 my $path = playerdir $pl; 1586 my $path = playerdir $pl;
1408 my $temp = "$path~$cf::RUNTIME~deleting~"; 1587 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1444 or return []; 1623 or return [];
1445 1624
1446 my @logins; 1625 my @logins;
1447 1626
1448 for my $login (@$dirs) { 1627 for my $login (@$dirs) {
1628 my $path = path $login;
1629
1630 # a .pst is a dead give-away for a valid player
1631 # if no pst file found, open and chekc for blocked users
1632 if (aio_stat "$path.pst") {
1449 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1633 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450 aio_read $fh, 0, 512, my $buf, 0 or next; 1634 aio_read $fh, 0, 512, my $buf, 0 or next;
1451 $buf !~ /^password -------------$/m or next; # official not-valid tag 1635 $buf !~ /^password -------------$/m or next; # official not-valid tag
1636 }
1452 1637
1453 utf8::decode $login; 1638 utf8::decode $login;
1454 push @logins, $login; 1639 push @logins, $login;
1455 } 1640 }
1456 1641
… …
1483 } 1668 }
1484 1669
1485 \@paths 1670 \@paths
1486} 1671}
1487 1672
1488=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1673=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489 1674
1490Expand crossfire pod fragments into protocol xml. 1675Expand deliantra pod fragments into protocol xml.
1491
1492=cut
1493
1494sub expand_cfpod {
1495 ((my $self), (local $_)) = @_;
1496
1497 # escape & and <
1498 s/&/&amp;/g;
1499 s/(?<![BIUGH])</&lt;/g;
1500
1501 # this is buggy, it needs to properly take care of nested <'s
1502
1503 1 while
1504 # replace B<>, I<>, U<> etc.
1505 s/B<([^\>]*)>/<b>$1<\/b>/
1506 || s/I<([^\>]*)>/<i>$1<\/i>/
1507 || s/U<([^\>]*)>/<u>$1<\/u>/
1508 # replace G<male|female> tags
1509 || s{G<([^>|]*)\|([^>]*)>}{
1510 $self->gender ? $2 : $1
1511 }ge
1512 # replace H<hint text>
1513 || s{H<([^\>]*)>}
1514 {
1515 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517 "")
1518 [$self->{hintmode}]
1519 }ge;
1520
1521 # create single paragraphs (very hackish)
1522 s/(?<=\S)\n(?=\w)/ /g;
1523
1524 # compress some whitespace
1525 s/\s+\n/\n/g; # ws line-ends
1526 s/\n\n+/\n/g; # double lines
1527 s/^\n+//; # beginning lines
1528 s/\n+$//; # ending lines
1529
1530 $_
1531}
1532
1533sub hintmode {
1534 $_[0]{hintmode} = $_[1] if @_ > 1;
1535 $_[0]{hintmode}
1536}
1537 1676
1538=item $player->ext_reply ($msgid, @msg) 1677=item $player->ext_reply ($msgid, @msg)
1539 1678
1540Sends an ext reply to the player. 1679Sends an ext reply to the player.
1541 1680
1542=cut 1681=cut
1543 1682
1544sub ext_reply($$@) { 1683sub ext_reply($$@) {
1545 my ($self, $id, @msg) = @_; 1684 my ($self, $id, @msg) = @_;
1546 1685
1547 if ($self->ns->extcmd == 2) { 1686 $self->ns->ext_reply ($id, @msg)
1548 $self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549 } elsif ($self->ns->extcmd == 1) {
1550 #TODO: version 1, remove
1551 unshift @msg, msgtype => "reply", msgid => $id;
1552 $self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553 }
1554} 1687}
1555 1688
1556=item $player->ext_msg ($type, @msg) 1689=item $player->ext_msg ($type, @msg)
1557 1690
1558Sends an ext event to the client. 1691Sends an ext event to the client.
… …
1614our $MAX_RESET = 3600; 1747our $MAX_RESET = 3600;
1615our $DEFAULT_RESET = 3000; 1748our $DEFAULT_RESET = 3000;
1616 1749
1617sub generate_random_map { 1750sub generate_random_map {
1618 my ($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
1619 # mit "rum" bekleckern, nicht 1755 # mit "rum" bekleckern, nicht
1620 $self->_create_random_map ( 1756 $self->_create_random_map (
1621 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1757 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1758 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1623 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1759 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1745 1881
1746# the temporary/swap location 1882# the temporary/swap location
1747sub save_path { 1883sub save_path {
1748 my ($self) = @_; 1884 my ($self) = @_;
1749 1885
1750 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1886 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751 "$TMPDIR/$path.map" 1887 "$TMPDIR/$path.map"
1752} 1888}
1753 1889
1754# the unique path, undef == no special unique path 1890# the unique path, undef == no special unique path
1755sub uniq_path { 1891sub uniq_path {
1756 my ($self) = @_; 1892 my ($self) = @_;
1757 1893
1758 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1894 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759 "$UNIQUEDIR/$path" 1895 "$UNIQUEDIR/$path"
1760}
1761
1762# and all this just because we cannot iterate over
1763# all maps in C++...
1764sub change_all_map_light {
1765 my ($change) = @_;
1766
1767 $_->change_map_light ($change)
1768 for grep $_->outdoor, values %cf::MAP;
1769} 1896}
1770 1897
1771sub decay_objects { 1898sub decay_objects {
1772 my ($self) = @_; 1899 my ($self) = @_;
1773 1900
… …
1786 1913
1787sub load_header_from($) { 1914sub load_header_from($) {
1788 my ($self, $path) = @_; 1915 my ($self, $path) = @_;
1789 1916
1790 utf8::encode $path; 1917 utf8::encode $path;
1791 #aio_open $path, O_RDONLY, 0 1918 my $f = new_from_file cf::object::thawer $path
1792 # or return;
1793
1794 $self->_load_header ($path)
1795 or return; 1919 or return;
1920
1921 $self->_load_header ($f)
1922 or return;
1923
1924 local $MAP_LOADING{$self->{path}} = $self;
1925 $f->resolve_delayed_derefs;
1796 1926
1797 $self->{load_path} = $path; 1927 $self->{load_path} = $path;
1798 1928
1799 1 1929 1
1800} 1930}
… …
1854sub find { 1984sub find {
1855 my ($path, $origin) = @_; 1985 my ($path, $origin) = @_;
1856 1986
1857 $path = normalise $path, $origin && $origin->path; 1987 $path = normalise $path, $origin && $origin->path;
1858 1988
1989 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859 cf::lock_wait "map_find:$path"; 1990 my $guard2 = cf::lock_acquire "map_find:$path";
1860 1991
1861 $cf::MAP{$path} || do { 1992 $cf::MAP{$path} || do {
1862 my $guard = cf::lock_acquire "map_find:$path";
1863 my $map = new_from_path cf::map $path 1993 my $map = new_from_path cf::map $path
1864 or return; 1994 or return;
1865 1995
1866 $map->{last_save} = $cf::RUNTIME; 1996 $map->{last_save} = $cf::RUNTIME;
1867 1997
… …
1869 or return; 1999 or return;
1870 2000
1871 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2001 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872 # doing this can freeze the server in a sync job, obviously 2002 # doing this can freeze the server in a sync job, obviously
1873 #$cf::WAIT_FOR_TICK->wait; 2003 #$cf::WAIT_FOR_TICK->wait;
2004 undef $guard2;
2005 undef $guard1;
1874 $map->reset; 2006 $map->reset;
1875 undef $guard;
1876 return find $path; 2007 return find $path;
1877 } 2008 }
1878 2009
1879 $cf::MAP{$path} = $map 2010 $cf::MAP{$path} = $map
1880 } 2011 }
… …
1889 local $self->{deny_reset} = 1; # loading can take a long time 2020 local $self->{deny_reset} = 1; # loading can take a long time
1890 2021
1891 my $path = $self->{path}; 2022 my $path = $self->{path};
1892 2023
1893 { 2024 {
1894 my $guard = cf::lock_acquire "map_load:$path"; 2025 my $guard = cf::lock_acquire "map_data:$path";
1895 2026
2027 return unless $self->valid;
1896 return if $self->in_memory != cf::MAP_SWAPPED; 2028 return unless $self->in_memory == cf::MAP_SWAPPED;
1897 2029
1898 $self->in_memory (cf::MAP_LOADING); 2030 $self->in_memory (cf::MAP_LOADING);
1899 2031
1900 $self->alloc; 2032 $self->alloc;
1901 2033
1902 $self->pre_load; 2034 $self->pre_load;
1903 Coro::cede; 2035 cf::cede_to_tick;
1904 2036
2037 my $f = new_from_file cf::object::thawer $self->{load_path};
2038 $f->skip_block;
1905 $self->_load_objects ($self->{load_path}, 1) 2039 $self->_load_objects ($f)
1906 or return; 2040 or return;
1907 2041
1908 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2042 $self->post_load_original
1909 if delete $self->{load_original}; 2043 if delete $self->{load_original};
1910 2044
1911 if (my $uniq = $self->uniq_path) { 2045 if (my $uniq = $self->uniq_path) {
1912 utf8::encode $uniq; 2046 utf8::encode $uniq;
1913 if (aio_open $uniq, O_RDONLY, 0) { 2047 unless (aio_stat $uniq) {
2048 if (my $f = new_from_file cf::object::thawer $uniq) {
1914 $self->clear_unique_items; 2049 $self->clear_unique_items;
1915 $self->_load_objects ($uniq, 0); 2050 $self->_load_objects ($f);
2051 $f->resolve_delayed_derefs;
2052 }
1916 } 2053 }
1917 } 2054 }
1918 2055
1919 Coro::cede; 2056 $f->resolve_delayed_derefs;
2057
2058 cf::cede_to_tick;
1920 # now do the right thing for maps 2059 # now do the right thing for maps
1921 $self->link_multipart_objects; 2060 $self->link_multipart_objects;
1922 $self->difficulty ($self->estimate_difficulty) 2061 $self->difficulty ($self->estimate_difficulty)
1923 unless $self->difficulty; 2062 unless $self->difficulty;
1924 Coro::cede; 2063 cf::cede_to_tick;
1925 2064
1926 unless ($self->{deny_activate}) { 2065 unless ($self->{deny_activate}) {
1927 $self->decay_objects; 2066 $self->decay_objects;
1928 $self->fix_auto_apply; 2067 $self->fix_auto_apply;
1929 $self->update_buttons; 2068 $self->update_buttons;
1930 Coro::cede; 2069 cf::cede_to_tick;
1931 $self->set_darkness_map;
1932 Coro::cede;
1933 $self->activate; 2070 $self->activate;
1934 } 2071 }
1935 2072
1936 $self->{last_save} = $cf::RUNTIME; 2073 $self->{last_save} = $cf::RUNTIME;
1937 $self->last_access ($cf::RUNTIME); 2074 $self->last_access ($cf::RUNTIME);
1938 2075
1939 $self->in_memory (cf::MAP_IN_MEMORY); 2076 $self->in_memory (cf::MAP_ACTIVE);
1940 } 2077 }
1941 2078
1942 $self->post_load; 2079 $self->post_load;
1943} 2080}
1944 2081
… …
1953 2090
1954 $self 2091 $self
1955} 2092}
1956 2093
1957# find and load all maps in the 3x3 area around a map 2094# find and load all maps in the 3x3 area around a map
1958sub load_diag { 2095sub load_neighbours {
1959 my ($map) = @_; 2096 my ($map) = @_;
1960 2097
1961 my @diag; # diagonal neighbours 2098 my @neigh; # diagonal neighbours
1962 2099
1963 for (0 .. 3) { 2100 for (0 .. 3) {
1964 my $neigh = $map->tile_path ($_) 2101 my $neigh = $map->tile_path ($_)
1965 or next; 2102 or next;
1966 $neigh = find $neigh, $map 2103 $neigh = find $neigh, $map
1967 or next; 2104 or next;
1968 $neigh->load; 2105 $neigh->load;
1969 2106
2107 push @neigh,
1970 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2108 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1971 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2109 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1972 } 2110 }
1973 2111
1974 for (@diag) { 2112 for (grep defined $_->[0], @neigh) {
2113 my ($path, $origin) = @$_;
1975 my $neigh = find @$_ 2114 my $neigh = find $path, $origin
1976 or next; 2115 or next;
1977 $neigh->load; 2116 $neigh->load;
1978 } 2117 }
1979} 2118}
1980 2119
… …
1985} 2124}
1986 2125
1987sub do_load_sync { 2126sub do_load_sync {
1988 my ($map) = @_; 2127 my ($map) = @_;
1989 2128
2129 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2130 if $Coro::current == $Coro::main;
2131
1990 cf::sync_job { $map->load }; 2132 cf::sync_job { $map->load };
1991} 2133}
1992 2134
1993our %MAP_PREFETCH; 2135our %MAP_PREFETCH;
1994our $MAP_PREFETCHER = undef; 2136our $MAP_PREFETCHER = undef;
1995 2137
1996sub find_async { 2138sub find_async {
1997 my ($path, $origin) = @_; 2139 my ($path, $origin, $load) = @_;
1998 2140
1999 $path = normalise $path, $origin && $origin->{path}; 2141 $path = normalise $path, $origin && $origin->{path};
2000 2142
2001 if (my $map = $cf::MAP{$path}) { 2143 if (my $map = $cf::MAP{$path}) {
2002 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2144 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003 } 2145 }
2004 2146
2005 undef $MAP_PREFETCH{$path}; 2147 $MAP_PREFETCH{$path} |= $load;
2148
2006 $MAP_PREFETCHER ||= cf::async { 2149 $MAP_PREFETCHER ||= cf::async {
2150 $Coro::current->{desc} = "map prefetcher";
2151
2007 while (%MAP_PREFETCH) { 2152 while (%MAP_PREFETCH) {
2008 for my $path (keys %MAP_PREFETCH) { 2153 while (my ($k, $v) = each %MAP_PREFETCH) {
2009 if (my $map = find $path) { 2154 if (my $map = find $k) {
2010 $map->load; 2155 $map->load if $v;
2011 } 2156 }
2012 2157
2013 delete $MAP_PREFETCH{$path}; 2158 delete $MAP_PREFETCH{$k};
2014 } 2159 }
2015 } 2160 }
2016 undef $MAP_PREFETCHER; 2161 undef $MAP_PREFETCHER;
2017 }; 2162 };
2018 $MAP_PREFETCHER->prio (6); 2163 $MAP_PREFETCHER->prio (6);
… …
2021} 2166}
2022 2167
2023sub save { 2168sub save {
2024 my ($self) = @_; 2169 my ($self) = @_;
2025 2170
2026 my $lock = cf::lock_acquire "map_data:" . $self->path; 2171 my $lock = cf::lock_acquire "map_data:$self->{path}";
2027 2172
2028 $self->{last_save} = $cf::RUNTIME; 2173 $self->{last_save} = $cf::RUNTIME;
2029 2174
2030 return unless $self->dirty; 2175 return unless $self->dirty;
2031 2176
… …
2037 return if $self->{deny_save}; 2182 return if $self->{deny_save};
2038 2183
2039 local $self->{last_access} = $self->last_access;#d# 2184 local $self->{last_access} = $self->last_access;#d#
2040 2185
2041 cf::async { 2186 cf::async {
2187 $Coro::current->{desc} = "map player save";
2042 $_->contr->save for $self->players; 2188 $_->contr->save for $self->players;
2043 }; 2189 };
2190
2191 cf::get_slot 0.02;
2044 2192
2045 if ($uniq) { 2193 if ($uniq) {
2046 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2194 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2195 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2048 } else { 2196 } else {
… …
2054 my ($self) = @_; 2202 my ($self) = @_;
2055 2203
2056 # save first because save cedes 2204 # save first because save cedes
2057 $self->save; 2205 $self->save;
2058 2206
2059 my $lock = cf::lock_acquire "map_data:" . $self->path; 2207 my $lock = cf::lock_acquire "map_data:$self->{path}";
2060 2208
2061 return if $self->players; 2209 return if $self->players;
2062 return if $self->in_memory != cf::MAP_IN_MEMORY; 2210 return if $self->in_memory != cf::MAP_ACTIVE;
2063 return if $self->{deny_save}; 2211 return if $self->{deny_save};
2064 2212
2213 $self->in_memory (cf::MAP_SWAPPED);
2214
2215 $self->deactivate;
2216 $_->clear_links_to ($self) for values %cf::MAP;
2065 $self->clear; 2217 $self->clear;
2066 $self->in_memory (cf::MAP_SWAPPED);
2067} 2218}
2068 2219
2069sub reset_at { 2220sub reset_at {
2070 my ($self) = @_; 2221 my ($self) = @_;
2071 2222
… …
2089 2240
2090 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2241 my $lock = cf::lock_acquire "map_data:$self->{path}";
2091 2242
2092 return if $self->players; 2243 return if $self->players;
2093 2244
2094 warn "resetting map ", $self->path; 2245 warn "resetting map ", $self->path, "\n";
2095 2246
2096 $self->in_memory (cf::MAP_SWAPPED); 2247 $self->in_memory (cf::MAP_SWAPPED);
2097 2248
2098 # need to save uniques path 2249 # need to save uniques path
2099 unless ($self->{deny_save}) { 2250 unless ($self->{deny_save}) {
… …
2103 if $uniq; 2254 if $uniq;
2104 } 2255 }
2105 2256
2106 delete $cf::MAP{$self->path}; 2257 delete $cf::MAP{$self->path};
2107 2258
2259 $self->deactivate;
2260 $_->clear_links_to ($self) for values %cf::MAP;
2108 $self->clear; 2261 $self->clear;
2109
2110 $_->clear_links_to ($self) for values %cf::MAP;
2111 2262
2112 $self->unlink_save; 2263 $self->unlink_save;
2113 $self->destroy; 2264 $self->destroy;
2114} 2265}
2115 2266
2116my $nuke_counter = "aaaa"; 2267my $nuke_counter = "aaaa";
2117 2268
2118sub nuke { 2269sub nuke {
2119 my ($self) = @_; 2270 my ($self) = @_;
2120 2271
2272 {
2273 my $lock = cf::lock_acquire "map_data:$self->{path}";
2274
2121 delete $cf::MAP{$self->path}; 2275 delete $cf::MAP{$self->path};
2122 2276
2123 $self->unlink_save; 2277 $self->unlink_save;
2124 2278
2125 bless $self, "cf::map"; 2279 bless $self, "cf::map";
2126 delete $self->{deny_reset}; 2280 delete $self->{deny_reset};
2127 $self->{deny_save} = 1; 2281 $self->{deny_save} = 1;
2128 $self->reset_timeout (1); 2282 $self->reset_timeout (1);
2129 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2283 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130 2284
2131 $cf::MAP{$self->path} = $self; 2285 $cf::MAP{$self->path} = $self;
2286 }
2132 2287
2133 $self->reset; # polite request, might not happen 2288 $self->reset; # polite request, might not happen
2134} 2289}
2135 2290
2136=item $maps = cf::map::tmp_maps 2291=item $maps = cf::map::tmp_maps
… …
2178 2333
2179sub unique_maps() { 2334sub unique_maps() {
2180 [ 2335 [
2181 map { 2336 map {
2182 utf8::decode $_; 2337 utf8::decode $_;
2183 /\.map$/ 2338 s/\.map$//; # TODO future compatibility hack
2339 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2340 ? ()
2184 ? normalise $_ 2341 : normalise $_
2185 : ()
2186 } @{ aio_readdir $UNIQUEDIR or [] } 2342 } @{ aio_readdir $UNIQUEDIR or [] }
2187 ] 2343 ]
2188} 2344}
2189 2345
2190package 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 excluding F</styles> and F</editor>). May
2350block.
2351
2352=cut
2353
2354sub static_maps() {
2355 my @dirs = "";
2356 my @maps;
2357
2358 while (@dirs) {
2359 my $dir = shift @dirs;
2360
2361 next if $dir eq "/styles" || $dir eq "/editor";
2362
2363 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2364 or return;
2365
2366 for (@$files) {
2367 s/\.map$// or next;
2368 utf8::decode $_;
2369 push @maps, "$dir/$_";
2370 }
2371
2372 push @dirs, map "$dir/$_", @$dirs;
2373 }
2374
2375 \@maps
2376}
2191 2377
2192=back 2378=back
2193 2379
2194=head3 cf::object 2380=head3 cf::object
2195 2381
… …
2199 2385
2200=over 4 2386=over 4
2201 2387
2202=item $ob->inv_recursive 2388=item $ob->inv_recursive
2203 2389
2204Returns the inventory of the object _and_ their inventories, recursively. 2390Returns the inventory of the object I<and> their inventories, recursively,
2391but I<not> the object itself.
2205 2392
2206=cut 2393=cut
2207 2394
2208sub inv_recursive_; 2395sub inv_recursive_;
2209sub inv_recursive_ { 2396sub inv_recursive_ {
… …
2212 2399
2213sub inv_recursive { 2400sub inv_recursive {
2214 inv_recursive_ inv $_[0] 2401 inv_recursive_ inv $_[0]
2215} 2402}
2216 2403
2404=item $ref = $ob->ref
2405
2406Creates and returns a persistent reference to an object that can be stored as a string.
2407
2408=item $ob = cf::object::deref ($refstring)
2409
2410returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2411even if the object actually exists. May block.
2412
2413=cut
2414
2415sub deref {
2416 my ($ref) = @_;
2417
2418 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2419 my ($uuid, $name) = ($1, $2);
2420 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2421 or return;
2422 $pl->ob->uuid eq $uuid
2423 or return;
2424
2425 $pl->ob
2426 } else {
2427 warn "$ref: cannot resolve object reference\n";
2428 undef
2429 }
2430}
2431
2217package cf; 2432package cf;
2218 2433
2219=back 2434=back
2220 2435
2221=head3 cf::object::player 2436=head3 cf::object::player
… …
2227Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2442Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228can be C<undef>. Does the right thing when the player is currently in a 2443can be C<undef>. Does the right thing when the player is currently in a
2229dialogue with the given NPC character. 2444dialogue with the given NPC character.
2230 2445
2231=cut 2446=cut
2447
2448our $SAY_CHANNEL = {
2449 id => "say",
2450 title => "Map",
2451 reply => "say ",
2452 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2453};
2454
2455our $CHAT_CHANNEL = {
2456 id => "chat",
2457 title => "Chat",
2458 reply => "chat ",
2459 tooltip => "Player chat and shouts, global to the server.",
2460};
2232 2461
2233# rough implementation of a future "reply" method that works 2462# rough implementation of a future "reply" method that works
2234# with dialog boxes. 2463# with dialog boxes.
2235#TODO: the first argument must go, split into a $npc->reply_to ( method 2464#TODO: the first argument must go, split into a $npc->reply_to ( method
2236sub cf::object::player::reply($$$;$) { 2465sub cf::object::player::reply($$$;$) {
… …
2248 my $dialog = $pl->{npc_dialog}; 2477 my $dialog = $pl->{npc_dialog};
2249 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2478 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250 2479
2251 } else { 2480 } else {
2252 $msg = $npc->name . " says: $msg" if $npc; 2481 $msg = $npc->name . " says: $msg" if $npc;
2253 $self->message ($msg, $flags); 2482 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254 } 2483 }
2255 } 2484 }
2256} 2485}
2257 2486
2258=item $object->send_msg ($channel, $msg, $color, [extra...]) 2487=item $object->send_msg ($channel, $msg, $color, [extra...])
… …
2283 2512
2284=item $player_object->enter_link 2513=item $player_object->enter_link
2285 2514
2286Freezes the player and moves him/her to a special map (C<{link}>). 2515Freezes the player and moves him/her to a special map (C<{link}>).
2287 2516
2288The player should be reasonably safe there for short amounts of time. You 2517The player should be reasonably safe there for short amounts of time (e.g.
2289I<MUST> call C<leave_link> as soon as possible, though. 2518for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519though, as the palyer cannot control the character while it is on the link
2520map.
2290 2521
2291Will never block. 2522Will never block.
2292 2523
2293=item $player_object->leave_link ($map, $x, $y) 2524=item $player_object->leave_link ($map, $x, $y)
2294 2525
… …
2349 # use -1 or undef as default coordinates, not 0, 0 2580 # use -1 or undef as default coordinates, not 0, 0
2350 ($x, $y) = ($map->enter_x, $map->enter_y) 2581 ($x, $y) = ($map->enter_x, $map->enter_y)
2351 if $x <=0 && $y <= 0; 2582 if $x <=0 && $y <= 0;
2352 2583
2353 $map->load; 2584 $map->load;
2354 $map->load_diag; 2585 $map->load_neighbours;
2355 2586
2356 return unless $self->contr->active; 2587 return unless $self->contr->active;
2357 $self->activate_recursive;
2358 2588
2359 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2589 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360 $self->enter_map ($map, $x, $y); 2590 $self->enter_map ($map, $x, $y);
2591
2592 # only activate afterwards, to support waiting in hooks
2593 $self->activate_recursive;
2361} 2594}
2362 2595
2363=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2596=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2364 2597
2365Moves the player to the given map-path and coordinates by first freezing 2598Moves the player to the given map-path and coordinates by first freezing
2366her, loading and preparing them map, calling the provided $check callback 2599her, loading and preparing them map, calling the provided $check callback
2367that has to return the map if sucecssful, and then unfreezes the player on 2600that has to return the map if sucecssful, and then unfreezes the player on
2368the new (success) or old (failed) map position. In either case, $done will 2601the new (success) or old (failed) map position. In either case, $done will
2369be called at the end of this process. 2602be called at the end of this process.
2370 2603
2604Note that $check will be called with a potentially non-loaded map, so if
2605it needs a loaded map it has to call C<< ->load >>.
2606
2371=cut 2607=cut
2372 2608
2373our $GOTOGEN; 2609our $GOTOGEN;
2374 2610
2375sub cf::object::player::goto { 2611sub cf::object::player::goto {
… …
2379 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2615 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380 2616
2381 $self->enter_link; 2617 $self->enter_link;
2382 2618
2383 (async { 2619 (async {
2620 $Coro::current->{desc} = "player::goto $path $x $y";
2621
2622 # *tag paths override both path and x|y
2623 if ($path =~ /^\*(.*)$/) {
2624 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2625 my $ob = $obs[rand @obs];
2626
2627 # see if we actually can go there
2628 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2629 $ob = $obs[rand @obs];
2630 } else {
2631 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2632 }
2633 # else put us there anyways for now #d#
2634
2635 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2636 } else {
2637 ($path, $x, $y) = (undef, undef, undef);
2638 }
2639 }
2640
2384 my $map = eval { 2641 my $map = eval {
2385 my $map = cf::map::find $path; 2642 my $map = defined $path ? cf::map::find $path : undef;
2386 2643
2387 if ($map) { 2644 if ($map) {
2388 $map = $map->customise_for ($self); 2645 $map = $map->customise_for ($self);
2389 $map = $check->($map) if $check && $map; 2646 $map = $check->($map) if $check && $map;
2390 } else { 2647 } else {
2391 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2648 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392 } 2649 }
2393 2650
2394 $map 2651 $map
2395 }; 2652 };
2396 2653
… …
2432} 2689}
2433 2690
2434sub prepare_random_map { 2691sub prepare_random_map {
2435 my ($exit) = @_; 2692 my ($exit) = @_;
2436 2693
2437 my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439 # all this does is basically replace the /! path by 2694 # all this does is basically replace the /! path by
2440 # a new random map path (?random/...) with a seed 2695 # a new random map path (?random/...) with a seed
2441 # that depends on the exit object 2696 # that depends on the exit object
2442 2697
2443 my $rmp = parse_random_map_params $exit->msg; 2698 my $rmp = parse_random_map_params $exit->msg;
… …
2445 if ($exit->map) { 2700 if ($exit->map) {
2446 $rmp->{region} = $exit->region->name; 2701 $rmp->{region} = $exit->region->name;
2447 $rmp->{origin_map} = $exit->map->path; 2702 $rmp->{origin_map} = $exit->map->path;
2448 $rmp->{origin_x} = $exit->x; 2703 $rmp->{origin_x} = $exit->x;
2449 $rmp->{origin_y} = $exit->y; 2704 $rmp->{origin_y} = $exit->y;
2705
2706 $exit->map->touch;
2450 } 2707 }
2451 2708
2452 $rmp->{random_seed} ||= $exit->random_seed; 2709 $rmp->{random_seed} ||= $exit->random_seed;
2453 2710
2454 my $data = cf::to_json $rmp; 2711 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455 my $md5 = Digest::MD5::md5_hex $data; 2712 my $md5 = Digest::MD5::md5_hex $data;
2456 my $meta = "$RANDOMDIR/$md5.meta"; 2713 my $meta = "$RANDOMDIR/$md5.meta";
2457 2714
2458 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2715 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459 aio_write $fh, 0, (length $data), $data, 0; 2716 aio_write $fh, 0, (length $data), $data, 0;
2460 undef $fh; 2717 undef $fh;
2461 aio_rename "$meta~", $meta; 2718 aio_rename "$meta~", $meta;
2462 2719
2720 my $slaying = "?random/$md5";
2721
2722 if ($exit->valid) {
2463 $exit->slaying ("?random/$md5"); 2723 $exit->slaying ("?random/$md5");
2464 $exit->msg (undef); 2724 $exit->msg (undef);
2725 }
2465 } 2726 }
2466} 2727}
2467 2728
2468sub cf::object::player::enter_exit { 2729sub cf::object::player::enter_exit {
2469 my ($self, $exit) = @_; 2730 my ($self, $exit) = @_;
2470 2731
2471 return unless $self->type == cf::PLAYER; 2732 return unless $self->type == cf::PLAYER;
2472 2733
2473 if ($exit->slaying eq "/!") {
2474 #TODO: this should de-fi-ni-te-ly not be a sync-job
2475 # the problem is that $exit might not survive long enough
2476 # so it needs to be done right now, right here
2477 cf::sync_job { prepare_random_map $exit };
2478 }
2479
2480 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481 my $hp = $exit->stats->hp;
2482 my $sp = $exit->stats->sp;
2483
2484 $self->enter_link; 2734 $self->enter_link;
2485 2735
2486 # if exit is damned, update players death & WoR home-position
2487 $self->contr->savebed ($slaying, $hp, $sp)
2488 if $exit->flag (FLAG_DAMNED);
2489
2490 (async { 2736 (async {
2491 $self->deactivate_recursive; # just to be sure 2737 $Coro::current->{desc} = "enter_exit";
2738
2492 unless (eval { 2739 unless (eval {
2740 $self->deactivate_recursive; # just to be sure
2741
2742 # random map handling
2743 {
2744 my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746 prepare_random_map $exit
2747 if $exit->slaying eq "/!";
2748 }
2749
2750 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2751 my $x = $exit->stats->hp;
2752 my $y = $exit->stats->sp;
2753
2493 $self->goto ($slaying, $hp, $sp); 2754 $self->goto ($map, $x, $y);
2494 2755
2756 # if exit is damned, update players death & WoR home-position
2757 $self->contr->savebed ($map, $x, $y)
2758 if $exit->flag (cf::FLAG_DAMNED);
2759
2495 1; 2760 1
2496 }) { 2761 }) {
2497 $self->message ("Something went wrong deep within the crossfire server. " 2762 $self->message ("Something went wrong deep within the deliantra server. "
2498 . "I'll try to bring you back to the map you were before. " 2763 . "I'll try to bring you back to the map you were before. "
2499 . "Please report this to the dungeon master!", 2764 . "Please report this to the dungeon master!",
2500 cf::NDI_UNIQUE | cf::NDI_RED); 2765 cf::NDI_UNIQUE | cf::NDI_RED);
2501 2766
2502 warn "ERROR in enter_exit: $@"; 2767 warn "ERROR in enter_exit: $@";
… …
2530the message, with C<log> being the default. If C<$color> is negative, suppress 2795the message, with C<log> being the default. If C<$color> is negative, suppress
2531the message unless the client supports the msg packet. 2796the message unless the client supports the msg packet.
2532 2797
2533=cut 2798=cut
2534 2799
2800# non-persistent channels (usually the info channel)
2801our %CHANNEL = (
2802 "c/motd" => {
2803 id => "infobox",
2804 title => "MOTD",
2805 reply => undef,
2806 tooltip => "The message of the day",
2807 },
2808 "c/identify" => {
2809 id => "infobox",
2810 title => "Identify",
2811 reply => undef,
2812 tooltip => "Items recently identified",
2813 },
2814 "c/examine" => {
2815 id => "infobox",
2816 title => "Examine",
2817 reply => undef,
2818 tooltip => "Signs and other items you examined",
2819 },
2820 "c/shopinfo" => {
2821 id => "infobox",
2822 title => "Shop Info",
2823 reply => undef,
2824 tooltip => "What your bargaining skill tells you about the shop",
2825 },
2826 "c/book" => {
2827 id => "infobox",
2828 title => "Book",
2829 reply => undef,
2830 tooltip => "The contents of a note or book",
2831 },
2832 "c/lookat" => {
2833 id => "infobox",
2834 title => "Look",
2835 reply => undef,
2836 tooltip => "What you saw there",
2837 },
2838 "c/who" => {
2839 id => "infobox",
2840 title => "Players",
2841 reply => undef,
2842 tooltip => "Shows players who are currently online",
2843 },
2844 "c/body" => {
2845 id => "infobox",
2846 title => "Body Parts",
2847 reply => undef,
2848 tooltip => "Shows which body parts you posess and are available",
2849 },
2850 "c/statistics" => {
2851 id => "infobox",
2852 title => "Statistics",
2853 reply => undef,
2854 tooltip => "Shows your primary statistics",
2855 },
2856 "c/skills" => {
2857 id => "infobox",
2858 title => "Skills",
2859 reply => undef,
2860 tooltip => "Shows your experience per skill and item power",
2861 },
2862 "c/shopitems" => {
2863 id => "infobox",
2864 title => "Shop Items",
2865 reply => undef,
2866 tooltip => "Shows the items currently for sale in this shop",
2867 },
2868 "c/resistances" => {
2869 id => "infobox",
2870 title => "Resistances",
2871 reply => undef,
2872 tooltip => "Shows your resistances",
2873 },
2874 "c/pets" => {
2875 id => "infobox",
2876 title => "Pets",
2877 reply => undef,
2878 tooltip => "Shows information abotu your pets/a specific pet",
2879 },
2880 "c/perceiveself" => {
2881 id => "infobox",
2882 title => "Perceive Self",
2883 reply => undef,
2884 tooltip => "You gained detailed knowledge about yourself",
2885 },
2886 "c/uptime" => {
2887 id => "infobox",
2888 title => "Uptime",
2889 reply => undef,
2890 tooltip => "How long the server has been running since last restart",
2891 },
2892 "c/mapinfo" => {
2893 id => "infobox",
2894 title => "Map Info",
2895 reply => undef,
2896 tooltip => "Information related to the maps",
2897 },
2898 "c/party" => {
2899 id => "party",
2900 title => "Party",
2901 reply => "gsay ",
2902 tooltip => "Messages and chat related to your party",
2903 },
2904 "c/death" => {
2905 id => "death",
2906 title => "Death",
2907 reply => undef,
2908 tooltip => "Reason for and more info about your most recent death",
2909 },
2910 "c/say" => $SAY_CHANNEL,
2911 "c/chat" => $CHAT_CHANNEL,
2912);
2913
2535sub cf::client::send_msg { 2914sub cf::client::send_msg {
2536 my ($self, $channel, $msg, $color, @extra) = @_; 2915 my ($self, $channel, $msg, $color, @extra) = @_;
2537 2916
2538 $msg = $self->pl->expand_cfpod ($msg); 2917 $msg = $self->pl->expand_cfpod ($msg)
2918 unless $color & cf::NDI_VERBATIM;
2539 2919
2540 $color &= cf::NDI_CLIENT_MASK; # just in case... 2920 $color &= cf::NDI_CLIENT_MASK; # just in case...
2541 2921
2922 # check predefined channels, for the benefit of C
2923 if ($CHANNEL{$channel}) {
2924 $channel = $CHANNEL{$channel};
2925
2926 $self->ext_msg (channel_info => $channel);
2927 $channel = $channel->{id};
2928
2542 if (ref $channel) { 2929 } elsif (ref $channel) {
2543 # send meta info to client, if not yet sent 2930 # send meta info to client, if not yet sent
2544 unless (exists $self->{channel}{$channel->{id}}) { 2931 unless (exists $self->{channel}{$channel->{id}}) {
2545 $self->{channel}{$channel->{id}} = $channel; 2932 $self->{channel}{$channel->{id}} = $channel;
2546 $self->ext_msg (channel_info => $channel); 2933 $self->ext_msg (channel_info => $channel);
2547 } 2934 }
… …
2549 $channel = $channel->{id}; 2936 $channel = $channel->{id};
2550 } 2937 }
2551 2938
2552 return unless @extra || length $msg; 2939 return unless @extra || length $msg;
2553 2940
2554 if ($self->can_msg) {
2555 # default colour, mask it out 2941 # default colour, mask it out
2556 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2942 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557 if $color & cf::NDI_DEF; 2943 if $color & cf::NDI_DEF;
2558 2944
2559 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2945 my $pkt = "msg "
2946 . $self->{json_coder}->encode (
2560 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2947 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561 } else { 2948 );
2562 if ($color >= 0) {
2563 # replace some tags by gcfclient-compatible ones
2564 for ($msg) {
2565 1 while
2566 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571 }
2572 2949
2573 $color &= cf::NDI_COLOR_MASK; 2950 # try lzf for large packets
2951 $pkt = "lzf " . Compress::LZF::compress $pkt
2952 if 1024 <= length $pkt and $self->{can_lzf};
2574 2953
2575 utf8::encode $msg; 2954 # split very large packets
2576 2955 if (8192 < length $pkt and $self->{can_lzf}) {
2577 if (0 && $msg =~ /\[/) { 2956 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2578 $self->send_packet ("drawextinfo $color 4 0 $msg") 2957 $pkt = "frag";
2579 } else {
2580 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581 $self->send_packet ("drawinfo $color $msg")
2582 }
2583 }
2584 } 2958 }
2959
2960 $self->send_packet ($pkt);
2585} 2961}
2586 2962
2587=item $client->ext_msg ($type, @msg) 2963=item $client->ext_msg ($type, @msg)
2588 2964
2589Sends an ext event to the client. 2965Sends an ext event to the client.
… …
2591=cut 2967=cut
2592 2968
2593sub cf::client::ext_msg($$@) { 2969sub cf::client::ext_msg($$@) {
2594 my ($self, $type, @msg) = @_; 2970 my ($self, $type, @msg) = @_;
2595 2971
2596 my $extcmd = $self->extcmd;
2597
2598 if ($extcmd == 2) { 2972 if ($self->extcmd == 2) {
2599 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 2973 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600 } elsif ($extcmd == 1) { # TODO: remove 2974 } elsif ($self->extcmd == 1) { # TODO: remove
2601 push @msg, msgtype => "event_$type"; 2975 push @msg, msgtype => "event_$type";
2976 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2977 }
2978}
2979
2980=item $client->ext_reply ($msgid, @msg)
2981
2982Sends an ext reply to the client.
2983
2984=cut
2985
2986sub cf::client::ext_reply($$@) {
2987 my ($self, $id, @msg) = @_;
2988
2989 if ($self->extcmd == 2) {
2990 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2991 } elsif ($self->extcmd == 1) {
2992 #TODO: version 1, remove
2993 unshift @msg, msgtype => "reply", msgid => $id;
2602 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2994 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603 } 2995 }
2604} 2996}
2605 2997
2606=item $success = $client->query ($flags, "text", \&cb) 2998=item $success = $client->query ($flags, "text", \&cb)
… …
2668 my ($type, $reply, @payload) = 3060 my ($type, $reply, @payload) =
2669 "ARRAY" eq ref $msg 3061 "ARRAY" eq ref $msg
2670 ? @$msg 3062 ? @$msg
2671 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 3063 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672 3064
3065 my @reply;
3066
2673 if (my $cb = $EXTICMD{$type}) { 3067 if (my $cb = $EXTICMD{$type}) {
2674 my @reply = $cb->($ns, @payload); 3068 @reply = $cb->($ns, @payload);
2675
2676 $ns->ext_reply ($reply, @reply)
2677 if $reply;
2678 } 3069 }
3070
3071 $ns->ext_reply ($reply, @reply)
3072 if $reply;
3073
2679 } else { 3074 } else {
2680 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3075 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681 } 3076 }
2682 3077
2683 cf::override; 3078 cf::override;
… …
2743=pod 3138=pod
2744 3139
2745The following functions and methods are available within a safe environment: 3140The following functions and methods are available within a safe environment:
2746 3141
2747 cf::object 3142 cf::object
2748 contr pay_amount pay_player map x y force_find force_add 3143 contr pay_amount pay_player map x y force_find force_add destroy
2749 insert remove 3144 insert remove name archname title slaying race decrease split
3145 value
2750 3146
2751 cf::object::player 3147 cf::object::player
2752 player 3148 player
2753 3149
2754 cf::player 3150 cf::player
… …
2759 3155
2760=cut 3156=cut
2761 3157
2762for ( 3158for (
2763 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3159 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764 insert remove inv)], 3160 insert remove inv nrof name archname title slaying race
3161 decrease split destroy change_exp value msg lore send_msg)],
2765 ["cf::object::player" => qw(player)], 3162 ["cf::object::player" => qw(player)],
2766 ["cf::player" => qw(peaceful)], 3163 ["cf::player" => qw(peaceful send_msg)],
2767 ["cf::map" => qw(trigger)], 3164 ["cf::map" => qw(trigger)],
2768) { 3165) {
2769 no strict 'refs'; 3166 no strict 'refs';
2770 my ($pkg, @funs) = @$_; 3167 my ($pkg, @funs) = @$_;
2771 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3168 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
… …
2788 my ($code, %vars) = @_; 3185 my ($code, %vars) = @_;
2789 3186
2790 my $qcode = $code; 3187 my $qcode = $code;
2791 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3188 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2792 $qcode =~ s/\n/\\n/g; 3189 $qcode =~ s/\n/\\n/g;
3190
3191 %vars = (_dummy => 0) unless %vars;
2793 3192
2794 local $_; 3193 local $_;
2795 local @safe::cf::_safe_eval_args = values %vars; 3194 local @safe::cf::_safe_eval_args = values %vars;
2796 3195
2797 my $eval = 3196 my $eval =
… …
2845# the server's init and main functions 3244# the server's init and main functions
2846 3245
2847sub load_facedata($) { 3246sub load_facedata($) {
2848 my ($path) = @_; 3247 my ($path) = @_;
2849 3248
3249 # HACK to clear player env face cache, we need some signal framework
3250 # for this (global event?)
3251 %ext::player_env::MUSIC_FACE_CACHE = ();
3252
3253 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3254
2850 warn "loading facedata from $path\n"; 3255 warn "loading facedata from $path\n";
2851 3256
2852 my $facedata; 3257 my $facedata;
2853 0 < aio_load $path, $facedata 3258 0 < aio_load $path, $facedata
2854 or die "$path: $!"; 3259 or die "$path: $!";
… …
2856 $facedata = Coro::Storable::thaw $facedata; 3261 $facedata = Coro::Storable::thaw $facedata;
2857 3262
2858 $facedata->{version} == 2 3263 $facedata->{version} == 2
2859 or cf::cleanup "$path: version mismatch, cannot proceed."; 3264 or cf::cleanup "$path: version mismatch, cannot proceed.";
2860 3265
3266 # patch in the exptable
3267 $facedata->{resource}{"res/exp_table"} = {
3268 type => FT_RSRC,
3269 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3270 };
3271 cf::cede_to_tick;
3272
2861 { 3273 {
2862 my $faces = $facedata->{faceinfo}; 3274 my $faces = $facedata->{faceinfo};
2863 3275
2864 while (my ($face, $info) = each %$faces) { 3276 while (my ($face, $info) = each %$faces) {
2865 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3277 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278
2866 cf::face::set_visibility $idx, $info->{visibility}; 3279 cf::face::set_visibility $idx, $info->{visibility};
2867 cf::face::set_magicmap $idx, $info->{magicmap}; 3280 cf::face::set_magicmap $idx, $info->{magicmap};
2868 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3281 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2869 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3282 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2870 3283
2871 cf::cede_to_tick; 3284 cf::cede_to_tick;
2872 } 3285 }
2873 3286
2874 while (my ($face, $info) = each %$faces) { 3287 while (my ($face, $info) = each %$faces) {
2875 next unless $info->{smooth}; 3288 next unless $info->{smooth};
3289
2876 my $idx = cf::face::find $face 3290 my $idx = cf::face::find $face
2877 or next; 3291 or next;
3292
2878 if (my $smooth = cf::face::find $info->{smooth}) { 3293 if (my $smooth = cf::face::find $info->{smooth}) {
2879 cf::face::set_smooth $idx, $smooth; 3294 cf::face::set_smooth $idx, $smooth;
2880 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3295 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881 } else { 3296 } else {
2882 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3297 warn "smooth face '$info->{smooth}' not found for face '$face'";
… …
2899 3314
2900 { 3315 {
2901 # TODO: for gcfclient pleasure, we should give resources 3316 # TODO: for gcfclient pleasure, we should give resources
2902 # that gcfclient doesn't grok a >10000 face index. 3317 # that gcfclient doesn't grok a >10000 face index.
2903 my $res = $facedata->{resource}; 3318 my $res = $facedata->{resource};
2904 my $enc = JSON::XS->new->utf8->canonical;
2905
2906 my $soundconf = delete $res->{"res/sound.conf"};
2907 3319
2908 while (my ($name, $info) = each %$res) { 3320 while (my ($name, $info) = each %$res) {
2909 my $meta = $enc->encode ({ 3321 if (defined $info->{type}) {
2910 name => $name,
2911 %{ $info->{meta} || {} },
2912 });
2913
2914 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3322 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3323 my $data;
2915 3324
2916 if ($info->{type} & 1) { 3325 if ($info->{type} & 1) {
2917 # prepend meta info 3326 # prepend meta info
2918 3327
3328 my $meta = $enc->encode ({
3329 name => $name,
3330 %{ $info->{meta} || {} },
3331 });
3332
2919 my $data = pack "(w/a*)*", $meta, $info->{data}; 3333 $data = pack "(w/a*)*", $meta, $info->{data};
2920 my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata 3334 } else {
3335 $data = $info->{data};
3336 }
2921 3337
2922 cf::face::set_data $idx, 0, $data, $chk; 3338 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339 cf::face::set_type $idx, $info->{type};
2923 } else { 3340 } else {
2924 cf::face::set_data $idx, 0, $info->{data}, $info->{chksum}; 3341 $RESOURCE{$name} = $info;
2925 } 3342 }
2926 3343
2927 cf::face::set_type $idx, $info->{type};
2928
2929 cf::cede_to_tick; 3344 cf::cede_to_tick;
2930 } 3345 }
2931
2932 if ($soundconf) {
2933 $soundconf = $enc->decode (delete $soundconf->{data});
2934
2935 for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936 my $sound = $soundconf->{compat}[$_]
2937 or next;
2938
2939 my $face = cf::face::find "sound/$sound->[1]";
2940 cf::sound::set $sound->[0] => $face;
2941 cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942 }
2943
2944 while (my ($k, $v) = each %{$soundconf->{event}}) {
2945 my $face = cf::face::find "sound/$v";
2946 cf::sound::set $k => $face;
2947 }
2948 }
2949 } 3346 }
3347
3348 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950 3349
2951 1 3350 1
2952} 3351}
3352
3353cf::global->attach (on_resource_update => sub {
3354 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358 my $sound = $soundconf->{compat}[$_]
3359 or next;
3360
3361 my $face = cf::face::find "sound/$sound->[1]";
3362 cf::sound::set $sound->[0] => $face;
3363 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364 }
3365
3366 while (my ($k, $v) = each %{$soundconf->{event}}) {
3367 my $face = cf::face::find "sound/$v";
3368 cf::sound::set $k => $face;
3369 }
3370 }
3371});
2953 3372
2954register_exticmd fx_want => sub { 3373register_exticmd fx_want => sub {
2955 my ($ns, $want) = @_; 3374 my ($ns, $want) = @_;
2956 3375
2957 while (my ($k, $v) = each %$want) { 3376 while (my ($k, $v) = each %$want) {
2958 $ns->fx_want ($k, $v); 3377 $ns->fx_want ($k, $v);
2959 } 3378 }
2960}; 3379};
2961 3380
3381sub load_resource_file($) {
3382 my $guard = lock_acquire "load_resource_file";
3383
3384 my $status = load_resource_file_ $_[0];
3385 get_slot 0.1, 100;
3386 cf::arch::commit_load;
3387
3388 $status
3389}
3390
2962sub reload_regions { 3391sub reload_regions {
3392 # HACK to clear player env face cache, we need some signal framework
3393 # for this (global event?)
3394 %ext::player_env::MUSIC_FACE_CACHE = ();
3395
2963 load_resource_file "$MAPDIR/regions" 3396 load_resource_file "$MAPDIR/regions"
2964 or die "unable to load regions file\n"; 3397 or die "unable to load regions file\n";
2965 3398
2966 for (cf::region::list) { 3399 for (cf::region::list) {
2967 $_->{match} = qr/$_->{match}/ 3400 $_->{match} = qr/$_->{match}/
… …
2975} 3408}
2976 3409
2977sub reload_archetypes { 3410sub reload_archetypes {
2978 load_resource_file "$DATADIR/archetypes" 3411 load_resource_file "$DATADIR/archetypes"
2979 or die "unable to load archetypes\n"; 3412 or die "unable to load archetypes\n";
2980 #d# NEED to laod twice to resolve forward references
2981 # this really needs to be done in an extra post-pass
2982 # (which needs to be synchronous, so solve it differently)
2983 load_resource_file "$DATADIR/archetypes"
2984 or die "unable to load archetypes\n";
2985} 3413}
2986 3414
2987sub reload_treasures { 3415sub reload_treasures {
2988 load_resource_file "$DATADIR/treasures" 3416 load_resource_file "$DATADIR/treasures"
2989 or die "unable to load treasurelists\n"; 3417 or die "unable to load treasurelists\n";
2990} 3418}
2991 3419
2992sub reload_resources { 3420sub reload_resources {
2993 warn "reloading resource files...\n"; 3421 warn "reloading resource files...\n";
2994 3422
3423 reload_facedata;
3424 reload_archetypes;
2995 reload_regions; 3425 reload_regions;
2996 reload_facedata;
2997 #reload_archetypes;#d#
2998 reload_archetypes;
2999 reload_treasures; 3426 reload_treasures;
3000 3427
3001 warn "finished reloading resource files\n"; 3428 warn "finished reloading resource files\n";
3002} 3429}
3003 3430
3004sub init { 3431sub reload_config {
3005 reload_resources; 3432 warn "reloading config file...\n";
3006}
3007 3433
3008sub cfg_load {
3009 open my $fh, "<:utf8", "$CONFDIR/config" 3434 open my $fh, "<:utf8", "$CONFDIR/config"
3010 or return; 3435 or return;
3011 3436
3012 local $/; 3437 local $/;
3013 *CFG = YAML::Syck::Load <$fh>; 3438 *CFG = YAML::XS::Load scalar <$fh>;
3014 3439
3015 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3440 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3016 3441
3017 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3442 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3443 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
3022 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3447 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3023 and die "WARNING: m(un)lockall failed: $!\n"; 3448 and die "WARNING: m(un)lockall failed: $!\n";
3024 }; 3449 };
3025 warn $@ if $@; 3450 warn $@ if $@;
3026 } 3451 }
3452
3453 warn "finished reloading resource files\n";
3454}
3455
3456sub pidfile() {
3457 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458 or die "$PIDFILE: $!";
3459 flock $fh, &Fcntl::LOCK_EX
3460 or die "$PIDFILE: flock: $!";
3461 $fh
3462}
3463
3464# make sure only one server instance is running at any one time
3465sub atomic {
3466 my $fh = pidfile;
3467
3468 my $pid = <$fh>;
3469 kill 9, $pid if $pid > 0;
3470
3471 seek $fh, 0, 0;
3472 print $fh $$;
3473}
3474
3475sub main_loop {
3476 warn "EV::loop starting\n";
3477 if (1) {
3478 EV::loop;
3479 }
3480 warn "EV::loop returned\n";
3481 goto &main_loop unless $REALLY_UNLOOP;
3027} 3482}
3028 3483
3029sub main { 3484sub main {
3485 cf::init_globals; # initialise logging
3486
3487 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491
3492 cf::init_experience;
3493 cf::init_anim;
3494 cf::init_attackmess;
3495 cf::init_dynamic;
3496
3497 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498
3030 # we must not ever block the main coroutine 3499 # we must not ever block the main coroutine
3031 local $Coro::idle = sub { 3500 local $Coro::idle = sub {
3032 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3501 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033 (async { 3502 (async {
3034 Event::one_event; 3503 $Coro::current->{desc} = "IDLE BUG HANDLER";
3504 EV::loop EV::LOOP_ONESHOT;
3035 })->prio (Coro::PRIO_MAX); 3505 })->prio (Coro::PRIO_MAX);
3036 }; 3506 };
3037 3507
3038 cfg_load; 3508 evthread_start IO::AIO::poll_fileno;
3509
3510 cf::sync_job {
3511 reload_resources;
3512 reload_config;
3039 db_init; 3513 db_init;
3514
3515 cf::load_settings;
3516 cf::load_materials;
3517 cf::init_uuid;
3518 cf::init_signals;
3519 cf::init_commands;
3520 cf::init_skills;
3521
3522 cf::init_beforeplay;
3523
3524 atomic;
3525
3040 load_extensions; 3526 load_extensions;
3041 3527
3042 $TICK_WATCHER->start; 3528 utime time, time, $RUNTIMEFILE;
3043 Event::loop; 3529
3530 # no (long-running) fork's whatsoever before this point(!)
3531 use POSIX ();
3532 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533
3534 (pop @POST_INIT)->(0) while @POST_INIT;
3535 };
3536
3537 main_loop;
3044} 3538}
3045 3539
3046############################################################################# 3540#############################################################################
3047# initialisation and cleanup 3541# initialisation and cleanup
3048 3542
3049# install some emergency cleanup handlers 3543# install some emergency cleanup handlers
3050BEGIN { 3544BEGIN {
3545 our %SIGWATCHER = ();
3051 for my $signal (qw(INT HUP TERM)) { 3546 for my $signal (qw(INT HUP TERM)) {
3052 Event->signal ( 3547 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3053 reentrant => 0,
3054 data => WF_AUTOCANCEL,
3055 signal => $signal,
3056 prio => 0,
3057 cb => sub {
3058 cf::cleanup "SIG$signal"; 3548 cf::cleanup "SIG$signal";
3059 },
3060 ); 3549 };
3061 } 3550 }
3062} 3551}
3063 3552
3064sub write_runtime { 3553sub write_runtime_sync {
3065 my $runtime = "$LOCALDIR/runtime";
3066
3067 # first touch the runtime file to show we are still running: 3554 # first touch the runtime file to show we are still running:
3068 # the fsync below can take a very very long time. 3555 # the fsync below can take a very very long time.
3069 3556
3070 IO::AIO::aio_utime $runtime, undef, undef; 3557 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071 3558
3072 my $guard = cf::lock_acquire "write_runtime"; 3559 my $guard = cf::lock_acquire "write_runtime";
3073 3560
3074 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3561 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3075 or return; 3562 or return;
3076 3563
3077 my $value = $cf::RUNTIME + 90 + 10; 3564 my $value = $cf::RUNTIME + 90 + 10;
3078 # 10 is the runtime save interval, for a monotonic clock 3565 # 10 is the runtime save interval, for a monotonic clock
3079 # 60 allows for the watchdog to kill the server. 3566 # 60 allows for the watchdog to kill the server.
… …
3089 aio_utime $fh, undef, undef; 3576 aio_utime $fh, undef, undef;
3090 3577
3091 close $fh 3578 close $fh
3092 or return; 3579 or return;
3093 3580
3094 aio_rename "$runtime~", $runtime 3581 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095 and return; 3582 and return;
3096 3583
3097 warn "runtime file written.\n"; 3584 warn "runtime file written.\n";
3098 3585
3099 1 3586 1
3587}
3588
3589our $uuid_lock;
3590our $uuid_skip;
3591
3592sub write_uuid_sync($) {
3593 $uuid_skip ||= $_[0];
3594
3595 return if $uuid_lock;
3596 local $uuid_lock = 1;
3597
3598 my $uuid = "$LOCALDIR/uuid";
3599
3600 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3601 or return;
3602
3603 my $value = uuid_seq uuid_cur;
3604
3605 unless ($value) {
3606 warn "cowardly refusing to write zero uuid value!\n";
3607 return;
3608 }
3609
3610 my $value = uuid_str $value + $uuid_skip;
3611 $uuid_skip = 0;
3612
3613 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3614 and return;
3615
3616 # always fsync - this file is important
3617 aio_fsync $fh
3618 and return;
3619
3620 close $fh
3621 or return;
3622
3623 aio_rename "$uuid~", $uuid
3624 and return;
3625
3626 warn "uuid file written ($value).\n";
3627
3628 1
3629
3630}
3631
3632sub write_uuid($$) {
3633 my ($skip, $sync) = @_;
3634
3635 $sync ? write_uuid_sync $skip
3636 : async { write_uuid_sync $skip };
3100} 3637}
3101 3638
3102sub emergency_save() { 3639sub emergency_save() {
3103 my $freeze_guard = cf::freeze_mainloop; 3640 my $freeze_guard = cf::freeze_mainloop;
3104 3641
3105 warn "enter emergency perl save\n"; 3642 warn "emergency_perl_save: enter\n";
3106 3643
3107 cf::sync_job { 3644 cf::sync_job {
3645 # this is a trade-off: we want to be very quick here, so
3646 # save all maps without fsync, and later call a global sync
3647 # (which in turn might be very very slow)
3648 local $USE_FSYNC = 0;
3649
3108 # use a peculiar iteration method to avoid tripping on perl 3650 # use a peculiar iteration method to avoid tripping on perl
3109 # refcount bugs in for. also avoids problems with players 3651 # refcount bugs in for. also avoids problems with players
3110 # and maps saved/destroyed asynchronously. 3652 # and maps saved/destroyed asynchronously.
3111 warn "begin emergency player save\n"; 3653 warn "emergency_perl_save: begin player save\n";
3112 for my $login (keys %cf::PLAYER) { 3654 for my $login (keys %cf::PLAYER) {
3113 my $pl = $cf::PLAYER{$login} or next; 3655 my $pl = $cf::PLAYER{$login} or next;
3114 $pl->valid or next; 3656 $pl->valid or next;
3657 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115 $pl->save; 3658 $pl->save;
3116 } 3659 }
3117 warn "end emergency player save\n"; 3660 warn "emergency_perl_save: end player save\n";
3118 3661
3119 warn "begin emergency map save\n"; 3662 warn "emergency_perl_save: begin map save\n";
3120 for my $path (keys %cf::MAP) { 3663 for my $path (keys %cf::MAP) {
3121 my $map = $cf::MAP{$path} or next; 3664 my $map = $cf::MAP{$path} or next;
3122 $map->valid or next; 3665 $map->valid or next;
3123 $map->save; 3666 $map->save;
3124 } 3667 }
3125 warn "end emergency map save\n"; 3668 warn "emergency_perl_save: end map save\n";
3126 3669
3127 warn "begin emergency database checkpoint\n"; 3670 warn "emergency_perl_save: begin database checkpoint\n";
3128 BDB::db_env_txn_checkpoint $DB_ENV; 3671 BDB::db_env_txn_checkpoint $DB_ENV;
3129 warn "end emergency database checkpoint\n"; 3672 warn "emergency_perl_save: end database checkpoint\n";
3673
3674 warn "emergency_perl_save: begin write uuid\n";
3675 write_uuid_sync 1;
3676 warn "emergency_perl_save: end write uuid\n";
3130 }; 3677 };
3131 3678
3679 warn "emergency_perl_save: starting sync()\n";
3680 IO::AIO::aio_sync sub {
3681 warn "emergency_perl_save: finished sync()\n";
3682 };
3683
3132 warn "leave emergency perl save\n"; 3684 warn "emergency_perl_save: leave\n";
3133} 3685}
3134 3686
3135sub post_cleanup { 3687sub post_cleanup {
3136 my ($make_core) = @_; 3688 my ($make_core) = @_;
3137 3689
3138 warn Carp::longmess "post_cleanup backtrace" 3690 warn Carp::longmess "post_cleanup backtrace"
3139 if $make_core; 3691 if $make_core;
3692
3693 my $fh = pidfile;
3694 unlink $PIDFILE if <$fh> == $$;
3695}
3696
3697# a safer delete_package, copied from Symbol
3698sub clear_package($) {
3699 my $pkg = shift;
3700
3701 # expand to full symbol table name if needed
3702 unless ($pkg =~ /^main::.*::$/) {
3703 $pkg = "main$pkg" if $pkg =~ /^::/;
3704 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3705 $pkg .= '::' unless $pkg =~ /::$/;
3706 }
3707
3708 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3709 my $stem_symtab = *{$stem}{HASH};
3710
3711 defined $stem_symtab and exists $stem_symtab->{$leaf}
3712 or return;
3713
3714 # clear all symbols
3715 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716 for my $name (keys %$leaf_symtab) {
3717 _gv_clear *{"$pkg$name"};
3718# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719 }
3720 warn "cleared package $pkg\n";#d#
3140} 3721}
3141 3722
3142sub do_reload_perl() { 3723sub do_reload_perl() {
3143 # can/must only be called in main 3724 # can/must only be called in main
3144 if ($Coro::current != $Coro::main) { 3725 if ($Coro::current != $Coro::main) {
3145 warn "can only reload from main coroutine"; 3726 warn "can only reload from main coroutine";
3146 return; 3727 return;
3147 } 3728 }
3148 3729
3730 return if $RELOAD++;
3731
3732 my $t1 = EV::time;
3733
3734 while ($RELOAD) {
3149 warn "reloading..."; 3735 warn "reloading...";
3150 3736
3151 warn "entering sync_job"; 3737 warn "entering sync_job";
3152 3738
3153 cf::sync_job { 3739 cf::sync_job {
3154 cf::write_runtime; # external watchdog should not bark 3740 cf::write_runtime_sync; # external watchdog should not bark
3155 cf::emergency_save; 3741 cf::emergency_save;
3156 cf::write_runtime; # external watchdog should not bark 3742 cf::write_runtime_sync; # external watchdog should not bark
3157 3743
3158 warn "syncing database to disk"; 3744 warn "syncing database to disk";
3159 BDB::db_env_txn_checkpoint $DB_ENV; 3745 BDB::db_env_txn_checkpoint $DB_ENV;
3160 3746
3161 # if anything goes wrong in here, we should simply crash as we already saved 3747 # if anything goes wrong in here, we should simply crash as we already saved
3162 3748
3163 warn "cancelling all WF_AUTOCANCEL watchers";
3164 for (Event::all_watchers) {
3165 $_->cancel if $_->data & WF_AUTOCANCEL;
3166 }
3167
3168 warn "flushing outstanding aio requests"; 3749 warn "flushing outstanding aio requests";
3169 for (;;) {
3170 BDB::flush;
3171 IO::AIO::flush;
3172 Coro::cede;
3173 last unless IO::AIO::nreqs || BDB::nreqs; 3750 while (IO::AIO::nreqs || BDB::nreqs) {
3174 warn "iterate..."; 3751 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175 }
3176
3177 ++$RELOAD;
3178
3179 warn "cancelling all extension coros";
3180 $_->cancel for values %EXT_CORO;
3181 %EXT_CORO = ();
3182
3183 warn "removing commands";
3184 %COMMAND = ();
3185
3186 warn "removing ext/exti commands";
3187 %EXTCMD = ();
3188 %EXTICMD = ();
3189
3190 warn "unloading/nuking all extensions";
3191 for my $pkg (@EXTS) {
3192 warn "... unloading $pkg";
3193
3194 if (my $cb = $pkg->can ("unload")) {
3195 eval {
3196 $cb->($pkg);
3197 1
3198 } or warn "$pkg unloaded, but with errors: $@";
3199 } 3752 }
3200 3753
3201 warn "... nuking $pkg"; 3754 warn "cancelling all extension coros";
3202 Symbol::delete_package $pkg; 3755 $_->cancel for values %EXT_CORO;
3203 } 3756 %EXT_CORO = ();
3204 3757
3205 warn "unloading all perl modules loaded from $LIBDIR"; 3758 warn "removing commands";
3206 while (my ($k, $v) = each %INC) { 3759 %COMMAND = ();
3207 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208 3760
3761 warn "removing ext/exti commands";
3762 %EXTCMD = ();
3763 %EXTICMD = ();
3764
3765 warn "unloading/nuking all extensions";
3766 for my $pkg (@EXTS) {
3209 warn "... unloading $k"; 3767 warn "... unloading $pkg";
3210 delete $INC{$k};
3211 3768
3212 $k =~ s/\.pm$//;
3213 $k =~ s/\//::/g;
3214
3215 if (my $cb = $k->can ("unload_module")) { 3769 if (my $cb = $pkg->can ("unload")) {
3770 eval {
3216 $cb->(); 3771 $cb->($pkg);
3772 1
3773 } or warn "$pkg unloaded, but with errors: $@";
3774 }
3775
3776 warn "... clearing $pkg";
3777 clear_package $pkg;
3217 } 3778 }
3218 3779
3219 Symbol::delete_package $k; 3780 warn "unloading all perl modules loaded from $LIBDIR";
3781 while (my ($k, $v) = each %INC) {
3782 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783
3784 warn "... unloading $k";
3785 delete $INC{$k};
3786
3787 $k =~ s/\.pm$//;
3788 $k =~ s/\//::/g;
3789
3790 if (my $cb = $k->can ("unload_module")) {
3791 $cb->();
3792 }
3793
3794 clear_package $k;
3220 } 3795 }
3221 3796
3222 warn "getting rid of safe::, as good as possible"; 3797 warn "getting rid of safe::, as good as possible";
3223 Symbol::delete_package "safe::$_" 3798 clear_package "safe::$_"
3224 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3799 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225 3800
3226 warn "unloading cf.pm \"a bit\""; 3801 warn "unloading cf.pm \"a bit\"";
3227 delete $INC{"cf.pm"}; 3802 delete $INC{"cf.pm"};
3228 delete $INC{"cf/pod.pm"}; 3803 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229 3804
3230 # don't, removes xs symbols, too, 3805 # don't, removes xs symbols, too,
3231 # and global variables created in xs 3806 # and global variables created in xs
3232 #Symbol::delete_package __PACKAGE__; 3807 #clear_package __PACKAGE__;
3233 3808
3234 warn "unload completed, starting to reload now"; 3809 warn "unload completed, starting to reload now";
3235 3810
3236 warn "reloading cf.pm"; 3811 warn "reloading cf.pm";
3237 require cf; 3812 require cf;
3238 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3813 cf::_connect_to_perl_1;
3239 3814
3240 warn "loading config and database again"; 3815 warn "loading config and database again";
3241 cf::cfg_load; 3816 cf::reload_config;
3242 3817
3243 warn "loading extensions"; 3818 warn "loading extensions";
3244 cf::load_extensions; 3819 cf::load_extensions;
3245 3820
3821 if ($REATTACH_ON_RELOAD) {
3246 warn "reattaching attachments to objects/players"; 3822 warn "reattaching attachments to objects/players";
3247 _global_reattach; # objects, sockets 3823 _global_reattach; # objects, sockets
3248 warn "reattaching attachments to maps"; 3824 warn "reattaching attachments to maps";
3249 reattach $_ for values %MAP; 3825 reattach $_ for values %MAP;
3250 warn "reattaching attachments to players"; 3826 warn "reattaching attachments to players";
3251 reattach $_ for values %PLAYER; 3827 reattach $_ for values %PLAYER;
3828 }
3252 3829
3830 warn "running post_init jobs";
3831 (pop @POST_INIT)->(1) while @POST_INIT;
3832
3253 warn "leaving sync_job"; 3833 warn "leaving sync_job";
3254 3834
3255 1 3835 1
3256 } or do { 3836 } or do {
3257 warn $@; 3837 warn $@;
3258 warn "error while reloading, exiting."; 3838 cf::cleanup "error while reloading, exiting.";
3259 exit 1;
3260 }; 3839 };
3261 3840
3262 warn "reloaded"; 3841 warn "reloaded";
3842 --$RELOAD;
3843 }
3844
3845 $t1 = EV::time - $t1;
3846 warn "reload completed in ${t1}s\n";
3263}; 3847};
3264 3848
3265our $RELOAD_WATCHER; # used only during reload 3849our $RELOAD_WATCHER; # used only during reload
3266 3850
3267sub reload_perl() { 3851sub reload_perl() {
3268 # doing reload synchronously and two reloads happen back-to-back, 3852 # doing reload synchronously and two reloads happen back-to-back,
3269 # coro crashes during coro_state_free->destroy here. 3853 # coro crashes during coro_state_free->destroy here.
3270 3854
3271 $RELOAD_WATCHER ||= Event->timer ( 3855 $RELOAD_WATCHER ||= cf::async {
3272 reentrant => 0, 3856 Coro::AIO::aio_wait cache_extensions;
3273 after => 0, 3857
3274 data => WF_AUTOCANCEL, 3858 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3275 cb => sub {
3276 do_reload_perl; 3859 do_reload_perl;
3277 undef $RELOAD_WATCHER; 3860 undef $RELOAD_WATCHER;
3278 }, 3861 };
3279 ); 3862 };
3280} 3863}
3281 3864
3282register_command "reload" => sub { 3865register_command "reload" => sub {
3283 my ($who, $arg) = @_; 3866 my ($who, $arg) = @_;
3284 3867
3285 if ($who->flag (FLAG_WIZ)) { 3868 if ($who->flag (FLAG_WIZ)) {
3286 $who->message ("reloading server."); 3869 $who->message ("reloading server.");
3870 async {
3871 $Coro::current->{desc} = "perl_reload";
3287 async { reload_perl }; 3872 reload_perl;
3873 };
3288 } 3874 }
3289}; 3875};
3290 3876
3291unshift @INC, $LIBDIR; 3877unshift @INC, $LIBDIR;
3292 3878
… …
3294 3880
3295our @WAIT_FOR_TICK; 3881our @WAIT_FOR_TICK;
3296our @WAIT_FOR_TICK_BEGIN; 3882our @WAIT_FOR_TICK_BEGIN;
3297 3883
3298sub wait_for_tick { 3884sub wait_for_tick {
3299 return unless $TICK_WATCHER->is_active;
3300 return if $Coro::current == $Coro::main; 3885 return if tick_inhibit || $Coro::current == $Coro::main;
3301 3886
3302 my $signal = new Coro::Signal; 3887 my $signal = new Coro::Signal;
3303 push @WAIT_FOR_TICK, $signal; 3888 push @WAIT_FOR_TICK, $signal;
3304 $signal->wait; 3889 $signal->wait;
3305} 3890}
3306 3891
3307sub wait_for_tick_begin { 3892sub wait_for_tick_begin {
3308 return unless $TICK_WATCHER->is_active;
3309 return if $Coro::current == $Coro::main; 3893 return if tick_inhibit || $Coro::current == $Coro::main;
3310 3894
3311 my $signal = new Coro::Signal; 3895 my $signal = new Coro::Signal;
3312 push @WAIT_FOR_TICK_BEGIN, $signal; 3896 push @WAIT_FOR_TICK_BEGIN, $signal;
3313 $signal->wait; 3897 $signal->wait;
3314} 3898}
3315 3899
3316 my $min = 1e6;#d# 3900sub tick {
3317 my $avg = 10;
3318$TICK_WATCHER = Event->timer (
3319 reentrant => 0,
3320 parked => 1,
3321 prio => 0,
3322 at => $NEXT_TICK || $TICK,
3323 data => WF_AUTOCANCEL,
3324 cb => sub {
3325 if ($Coro::current != $Coro::main) { 3901 if ($Coro::current != $Coro::main) {
3326 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3902 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327 unless ++$bug_warning > 10; 3903 unless ++$bug_warning > 10;
3328 return; 3904 return;
3329 } 3905 }
3330 3906
3331 $NOW = $tick_start = Event::time;
3332
3333 cf::server_tick; # one server iteration 3907 cf::server_tick; # one server iteration
3334 3908
3335 0 && sync_job {#d# 3909 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336 for(1..10) { 3910 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3337 my $t = Event::time; 3911 Coro::async_pool {
3338 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3912 $Coro::current->{desc} = "runtime saver";
3339 or die; 3913 write_runtime_sync
3340 3914 or warn "ERROR: unable to write runtime file: $!";
3341 $map->width (50);
3342 $map->height (50);
3343 $map->alloc;
3344 $map->_load_objects ("/tmp/x.map", 1);
3345 my $t = Event::time - $t;
3346
3347 #next unless $t < 0.0013;#d#
3348 if ($t < $min) {
3349 $min = $t;
3350 }
3351 $avg = $avg * 0.99 + $t * 0.01;
3352 }
3353 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354 exit 0;
3355 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356 }; 3915 };
3916 }
3357 3917
3358 $RUNTIME += $TICK;
3359 $NEXT_TICK += $TICK;
3360
3361 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362 $NEXT_RUNTIME_WRITE = $NOW + 10;
3363 Coro::async_pool {
3364 write_runtime
3365 or warn "ERROR: unable to write runtime file: $!";
3366 };
3367 }
3368
3369# my $AFTER = Event::time;
3370# warn $AFTER - $NOW;#d#
3371
3372 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3918 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373 $sig->send; 3919 $sig->send;
3374 } 3920 }
3375 while (my $sig = shift @WAIT_FOR_TICK) { 3921 while (my $sig = shift @WAIT_FOR_TICK) {
3376 $sig->send; 3922 $sig->send;
3377 } 3923 }
3378 3924
3379 $NOW = Event::time; 3925 $LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381 # if we are delayed by four ticks or more, skip them all
3382 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384 $TICK_WATCHER->at ($NEXT_TICK);
3385 $TICK_WATCHER->start;
3386
3387 $LOAD = ($NOW - $tick_start) / $TICK;
3388 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3926 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389 3927
3390 _post_tick; 3928 if (0) {
3391 3929 if ($NEXT_TICK) {
3392 3930 my $jitter = $TICK_START - $NEXT_TICK;
3931 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932 warn "jitter $JITTER\n";#d#
3933 }
3393 }, 3934 }
3394); 3935}
3395 3936
3396{ 3937{
3397 BDB::max_poll_time $TICK * 0.1; 3938 # configure BDB
3398 $BDB_POLL_WATCHER = Event->io ( 3939
3399 reentrant => 0,
3400 fd => BDB::poll_fileno,
3401 poll => 'r',
3402 prio => 0,
3403 data => WF_AUTOCANCEL,
3404 cb => \&BDB::poll_cb,
3405 );
3406 BDB::min_parallel 8; 3940 BDB::min_parallel 8;
3407 3941 BDB::max_poll_reqs $TICK * 0.1;
3408 BDB::set_sync_prepare { 3942 $AnyEvent::BDB::WATCHER->priority (1);
3409 my $status;
3410 my $current = $Coro::current;
3411 (
3412 sub {
3413 $status = $!;
3414 $current->ready; undef $current;
3415 },
3416 sub {
3417 Coro::schedule while defined $current;
3418 $! = $status;
3419 },
3420 )
3421 };
3422 3943
3423 unless ($DB_ENV) { 3944 unless ($DB_ENV) {
3424 $DB_ENV = BDB::db_env_create; 3945 $DB_ENV = BDB::db_env_create;
3946 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3948 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3949 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3950 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425 3951
3426 cf::sync_job { 3952 cf::sync_job {
3427 eval { 3953 eval {
3428 BDB::db_env_open 3954 BDB::db_env_open
3429 $DB_ENV, 3955 $DB_ENV,
… …
3431 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3957 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3958 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433 0666; 3959 0666;
3434 3960
3435 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3961 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3436
3437 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3438 $DB_ENV->set_lk_detect;
3439 }; 3962 };
3440 3963
3441 cf::cleanup "db_env_open(db): $@" if $@; 3964 cf::cleanup "db_env_open(db): $@" if $@;
3442 }; 3965 };
3443 } 3966 }
3967
3968 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3969 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3970 };
3971 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3972 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3973 };
3974 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3975 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3976 };
3444} 3977}
3445 3978
3446{ 3979{
3980 # configure IO::AIO
3981
3447 IO::AIO::min_parallel 8; 3982 IO::AIO::min_parallel 8;
3448
3449 undef $Coro::AIO::WATCHER;
3450 IO::AIO::max_poll_time $TICK * 0.1; 3983 IO::AIO::max_poll_time $TICK * 0.1;
3451 $AIO_POLL_WATCHER = Event->io ( 3984 undef $AnyEvent::AIO::WATCHER;
3452 reentrant => 0,
3453 data => WF_AUTOCANCEL,
3454 fd => IO::AIO::poll_fileno,
3455 poll => 'r',
3456 prio => 6,
3457 cb => \&IO::AIO::poll_cb,
3458 );
3459} 3985}
3460 3986
3461my $_log_backtrace; 3987my $_log_backtrace;
3462 3988
3463sub _log_backtrace { 3989sub _log_backtrace {
… …
3466 $msg =~ s/\n//; 3992 $msg =~ s/\n//;
3467 3993
3468 # limit the # of concurrent backtraces 3994 # limit the # of concurrent backtraces
3469 if ($_log_backtrace < 2) { 3995 if ($_log_backtrace < 2) {
3470 ++$_log_backtrace; 3996 ++$_log_backtrace;
3997 my $perl_bt = Carp::longmess $msg;
3471 async { 3998 async {
3999 $Coro::current->{desc} = "abt $msg";
4000
3472 my @bt = fork_call { 4001 my @bt = fork_call {
3473 @addr = map { sprintf "%x", $_ } @addr; 4002 @addr = map { sprintf "%x", $_ } @addr;
3474 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4003 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4004 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476 or die "addr2line: $!"; 4005 or die "addr2line: $!";
… …
3484 } 4013 }
3485 4014
3486 @funcs 4015 @funcs
3487 }; 4016 };
3488 4017
3489 LOG llevInfo, "[ABT] $msg\n"; 4018 LOG llevInfo, "[ABT] $perl_bt\n";
4019 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490 LOG llevInfo, "[ABT] $_\n" for @bt; 4020 LOG llevInfo, "[ABT] $_\n" for @bt;
3491 --$_log_backtrace; 4021 --$_log_backtrace;
3492 }; 4022 };
3493 } else { 4023 } else {
3494 LOG llevInfo, "[ABT] $msg\n"; 4024 LOG llevInfo, "[ABT] $msg\n";
3495 LOG llevInfo, "[ABT] [suppressed]\n"; 4025 LOG llevInfo, "[ABT] [suppressed]\n";
3496 } 4026 }
3497} 4027}
3498 4028
3499# load additional modules 4029# load additional modules
3500use cf::pod; 4030require "cf/$_.pm" for @EXTRA_MODULES;
4031cf::_connect_to_perl_2;
3501 4032
3502END { cf::emergency_save } 4033END { cf::emergency_save }
3503 4034
35041 40351
3505 4036

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