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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.349 by root, Fri Aug 31 04:10:43 2007 UTC vs.
Revision 1.508 by root, Sun Mar 28 22:29:50 2010 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008,2009,2010 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 ();
37use Carp ();
14 38
39use Guard ();
15use Coro 3.64 (); 40use Coro ();
16use Coro::State; 41use Coro::State;
17use Coro::Handle; 42use Coro::Handle;
43use Coro::EV;
18use Coro::Event; 44use Coro::AnyEvent;
19use Coro::Timer; 45use Coro::Timer;
20use Coro::Signal; 46use Coro::Signal;
21use Coro::Semaphore; 47use Coro::Semaphore;
48use Coro::SemaphoreSet;
49use Coro::AnyEvent;
22use Coro::AIO; 50use Coro::AIO;
51use Coro::BDB 1.6;
23use Coro::Storable; 52use Coro::Storable;
24use Coro::Util (); 53use Coro::Util ();
25 54
26use JSON::XS (); 55use JSON::XS 2.01 ();
27use BDB (); 56use BDB ();
28use Data::Dumper; 57use Data::Dumper;
29use Digest::MD5;
30use Fcntl; 58use Fcntl;
31use YAML::Syck (); 59use YAML::XS ();
32use IO::AIO 2.32 (); 60use IO::AIO ();
33use Time::HiRes; 61use Time::HiRes;
34use Compress::LZF; 62use Compress::LZF;
35use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
36 66
37# configure various modules to our taste 67# configure various modules to our taste
38# 68#
39$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 70Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
71
72$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 77
43$Event::Eval = 1; # no idea why this is required, but it is 78# strictly for debugging
44 79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 80
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 82
52our %COMMAND = (); 83our %COMMAND = ();
53our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
… …
56our %EXTCMD = (); 87our %EXTCMD = ();
57our %EXTICMD = (); 88our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
60 91
61our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
63 96
64our $CONFDIR = confdir; 97our $CONFDIR = confdir;
65our $DATADIR = datadir; 98our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE;
75 112
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 113our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 115our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 116our $USE_FSYNC = 1; # use fsync to write maps - default on
83 117
118our $BDB_DEADLOCK_WATCHER;
119our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 120our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 121our $DB_ENV;
122
123our @EXTRA_MODULES = qw(pod match mapscript);
86 124
87our %CFG; 125our %CFG;
88 126
89our $UPTIME; $UPTIME ||= time; 127our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 128our $RUNTIME;
129our $NOW;
91 130
92our %PLAYER; # all users 131our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 132our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 133our $LINK_MAP; # the special {link} map, which is always available
95 134
96# 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 ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 136our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 137
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 138our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 139our $LOADAVG; # same thing, but with alpha-smoothing
140our $JITTER; # average jitter
101our $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 $REALLY_UNLOOP; # never set to true, please :)
102 147
103binmode STDOUT; 148binmode STDOUT;
104binmode STDERR; 149binmode STDERR;
105 150
106# read virtual server time, if available 151# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 152unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 153 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 154 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 155 $RUNTIME = <$fh> + 0.;
111} 156}
157
158eval "sub TICK() { $TICK } 1" or die;
112 159
113mkdir $_ 160mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 161 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115 162
116our $EMERGENCY_POSITION; 163our $EMERGENCY_POSITION;
117 164
118sub 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::"} };
119 177
120############################################################################# 178#############################################################################
121 179
122=head2 GLOBAL VARIABLES 180=head2 GLOBAL VARIABLES
123 181
… …
159 217
160The raw value load value from the last tick. 218The raw value load value from the last tick.
161 219
162=item %cf::CFG 220=item %cf::CFG
163 221
164Configuration for the server, loaded from C</etc/crossfire/config>, or 222Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 223from wherever your confdir points to.
166 224
167=item cf::wait_for_tick, cf::wait_for_tick_begin 225=item cf::wait_for_tick, cf::wait_for_tick_begin
168 226
169These 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
170returns 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
171per 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.
172 230
173=item @cf::INVOKE_RESULTS 231=item @cf::INVOKE_RESULTS
174 232
175This array contains the results of the last C<invoke ()> call. When 233This array contains the results of the last C<invoke ()> call. When
176C<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
177that call. 235that call.
178 236
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
179=back 243=back
180 244
181=cut 245=cut
182 246
183BEGIN { 247$Coro::State::WARNHOOK = sub {
184 *CORE::GLOBAL::warn = sub {
185 my $msg = join "", @_; 248 my $msg = join "", @_;
186 249
187 $msg .= "\n" 250 $msg .= "\n"
188 unless $msg =~ /\n$/; 251 unless $msg =~ /\n$/;
189 252
190 $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;
191 254
192 utf8::encode $msg;
193 LOG llevError, $msg; 255 LOG llevError, $msg;
194 }; 256};
195} 257
258$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};
196 271
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 272@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 273@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 274@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 275@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
207for my $pkg (qw( 282for my $pkg (qw(
208 cf::global cf::attachable 283 cf::global cf::attachable
209 cf::object cf::object::player 284 cf::object cf::object::player
210 cf::client cf::player 285 cf::client cf::player
211 cf::arch cf::living 286 cf::arch cf::living
287 cf::map cf::mapspace
212 cf::map cf::party cf::region 288 cf::party cf::region
213)) { 289)) {
214 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 291}
217 292
218$Event::DIED = sub { 293$EV::DIED = sub {
219 warn "error in event callback: @_"; 294 Carp::cluck "error in event callback: @_";
220}; 295};
221 296
222############################################################################# 297#############################################################################
223 298
224=head2 UTILITY FUNCTIONS 299=head2 UTILITY FUNCTIONS
… …
246 $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;
247 $d 322 $d
248 } || "[unable to dump $_[0]: '$@']"; 323 } || "[unable to dump $_[0]: '$@']";
249} 324}
250 325
251=item $ref = cf::from_json $json 326=item $ref = cf::decode_json $json
252 327
253Converts a JSON string into the corresponding perl data structure. 328Converts a JSON string into the corresponding perl data structure.
254 329
255=item $json = cf::to_json $ref 330=item $json = cf::encode_json $ref
256 331
257Converts a perl data structure into its JSON representation. 332Converts a perl data structure into its JSON representation.
258 333
259=cut 334=cut
260 335
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 337
263sub to_json ($) { $json_coder->encode ($_[0]) } 338sub encode_json($) { $json_coder->encode ($_[0]) }
264sub 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}
265 354
266=item cf::lock_wait $string 355=item cf::lock_wait $string
267 356
268Wait until the given lock is available. See cf::lock_acquire. 357Wait until the given lock is available. See cf::lock_acquire.
269 358
270=item my $lock = cf::lock_acquire $string 359=item my $lock = cf::lock_acquire $string
271 360
272Wait 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
273a 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,
274for example when the coroutine gets canceled), the lock is automatically 363for example when the coroutine gets canceled), the lock is automatically
275returned. 364returned.
276 365
277Locks are *not* recursive, locking from the same coro twice results in a 366Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro. 367deadlocked coro.
… …
284 373
285Return 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.
286 375
287=cut 376=cut
288 377
289our %LOCK; 378our $LOCKS = new Coro::SemaphoreSet;
290 379
291sub lock_wait($) { 380sub lock_wait($) {
292 my ($key) = @_; 381 $LOCKS->wait ($_[0]);
293
294 # wait for lock, if any
295 while ($LOCK{$key}) {
296 push @{ $LOCK{$key} }, $Coro::current;
297 Coro::schedule;
298 }
299} 382}
300 383
301sub lock_acquire($) { 384sub lock_acquire($) {
302 my ($key) = @_; 385 $LOCKS->guard ($_[0])
303
304 # wait, to be sure we are not locked
305 lock_wait $key;
306
307 $LOCK{$key} = [];
308
309 Coro::guard {
310 # wake up all waiters, to be on the safe side
311 $_->ready for @{ delete $LOCK{$key} };
312 }
313} 386}
314 387
315sub lock_active($) { 388sub lock_active($) {
316 my ($key) = @_; 389 $LOCKS->count ($_[0]) < 1
317
318 ! ! $LOCK{$key}
319} 390}
320 391
321sub freeze_mainloop { 392sub freeze_mainloop {
322 return unless $TICK_WATCHER->is_active; 393 tick_inhibit_inc;
323 394
324 my $guard = Coro::guard { 395 &Guard::guard (\&tick_inhibit_dec);
325 $TICK_WATCHER->start; 396}
326 }; 397
327 $TICK_WATCHER->stop; 398=item cf::periodic $interval, $cb
328 $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($$) {
406 my ($interval, $cb) = @_;
407
408 my $start = rand List::Util::min 180, $interval;
409
410 EV::periodic $start, $interval, 0, $cb
329} 411}
330 412
331=item cf::get_slot $time[, $priority[, $name]] 413=item cf::get_slot $time[, $priority[, $name]]
332 414
333Allocate $time seconds of blocking CPU time at priority C<$priority>: 415Allocate $time seconds of blocking CPU time at priority C<$priority>:
… …
341 423
342=cut 424=cut
343 425
344our @SLOT_QUEUE; 426our @SLOT_QUEUE;
345our $SLOT_QUEUE; 427our $SLOT_QUEUE;
428our $SLOT_DECAY = 0.9;
346 429
347$SLOT_QUEUE->cancel if $SLOT_QUEUE; 430$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348$SLOT_QUEUE = Coro::async { 431$SLOT_QUEUE = Coro::async {
432 $Coro::current->desc ("timeslot manager");
433
349 my $signal = new Coro::Signal; 434 my $signal = new Coro::Signal;
435 my $busy;
350 436
351 while () { 437 while () {
352 next_job: 438 next_job:
439
353 my $avail = cf::till_tick; 440 my $avail = cf::till_tick;
354 if ($avail > 0.01) { 441
355 for (0 .. $#SLOT_QUEUE) { 442 for (0 .. $#SLOT_QUEUE) {
356 if ($SLOT_QUEUE[$_][0] < $avail) { 443 if ($SLOT_QUEUE[$_][0] <= $avail) {
444 $busy = 0;
357 my $job = splice @SLOT_QUEUE, $_, 1, (); 445 my $job = splice @SLOT_QUEUE, $_, 1, ();
358 $job->[2]->send; 446 $job->[2]->send;
359 Coro::cede; 447 Coro::cede;
360 goto next_job; 448 goto next_job;
361 } 449 } else {
450 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362 } 451 }
363 } 452 }
364 453
365 if (@SLOT_QUEUE) { 454 if (@SLOT_QUEUE) {
366 # we do not use wait_For_tick() as it returns immediately when tick is inactive 455 # we do not use wait_for_tick() as it returns immediately when tick is inactive
367 push @cf::WAIT_FOR_TICK, $signal; 456 push @cf::WAIT_FOR_TICK, $signal;
368 $signal->wait; 457 $signal->wait;
369 } else { 458 } else {
459 $busy = 0;
370 Coro::schedule; 460 Coro::schedule;
371 } 461 }
372 } 462 }
373}; 463};
374 464
375sub get_slot($;$$) { 465sub get_slot($;$$) {
466 return if tick_inhibit || $Coro::current == $Coro::main;
467
376 my ($time, $pri, $name) = @_; 468 my ($time, $pri, $name) = @_;
377 469
378 $time = $TICK * .6 if $time > $TICK * .6; 470 $time = clamp $time, 0.01, $TICK * .6;
471
379 my $sig = new Coro::Signal; 472 my $sig = new Coro::Signal;
380 473
381 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 474 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 475 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383 $SLOT_QUEUE->ready; 476 $SLOT_QUEUE->ready;
… …
394 487
395BEGIN { *async = \&Coro::async_pool } 488BEGIN { *async = \&Coro::async_pool }
396 489
397=item cf::sync_job { BLOCK } 490=item cf::sync_job { BLOCK }
398 491
399The design of Crossfire TRT requires that the main coroutine ($Coro::main) 492The design of Deliantra requires that the main coroutine ($Coro::main)
400is always able to handle events or runnable, as Crossfire TRT is only 493is always able to handle events or runnable, as Deliantra is only
401partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 494partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402acceptable. 495acceptable.
403 496
404If it must be done, put the blocking parts into C<sync_job>. This will run 497If it must be done, put the blocking parts into C<sync_job>. This will run
405the given BLOCK in another coroutine while waiting for the result. The 498the given BLOCK in another coroutine while waiting for the result. The
… …
410 503
411sub sync_job(&) { 504sub sync_job(&) {
412 my ($job) = @_; 505 my ($job) = @_;
413 506
414 if ($Coro::current == $Coro::main) { 507 if ($Coro::current == $Coro::main) {
415 my $time = Event::time; 508 my $time = EV::time;
416 509
417 # this is the main coro, too bad, we have to block 510 # this is the main coro, too bad, we have to block
418 # till the operation succeeds, freezing the server :/ 511 # till the operation succeeds, freezing the server :/
419 512
420 # TODO: use suspend/resume instead 513 LOG llevError, Carp::longmess "sync job";#d#
421 # (but this is cancel-safe) 514
422 my $freeze_guard = freeze_mainloop; 515 my $freeze_guard = freeze_mainloop;
423 516
424 my $busy = 1; 517 my $busy = 1;
425 my @res; 518 my @res;
426 519
427 (async { 520 (async {
521 $Coro::current->desc ("sync job coro");
428 @res = eval { $job->() }; 522 @res = eval { $job->() };
429 warn $@ if $@; 523 warn $@ if $@;
430 undef $busy; 524 undef $busy;
431 })->prio (Coro::PRIO_MAX); 525 })->prio (Coro::PRIO_MAX);
432 526
433 while ($busy) { 527 while ($busy) {
434 Coro::cede or Event::one_event; 528 if (Coro::nready) {
529 Coro::cede_notself;
530 } else {
531 EV::loop EV::LOOP_ONESHOT;
435 } 532 }
533 }
436 534
437 $time = Event::time - $time; 535 my $time = EV::time - $time;
438 536
439 LOG llevError | logBacktrace, Carp::longmess "long sync job"
440 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442 $tick_start += $time; # do not account sync jobs to server load 537 $TICK_START += $time; # do not account sync jobs to server load
443 538
444 wantarray ? @res : $res[0] 539 wantarray ? @res : $res[0]
445 } else { 540 } else {
446 # we are in another coroutine, how wonderful, everything just works 541 # we are in another coroutine, how wonderful, everything just works
447 542
… …
472=item fork_call { }, $args 567=item fork_call { }, $args
473 568
474Executes the given code block with the given arguments in a seperate 569Executes the given code block with the given arguments in a seperate
475process, returning the results. Everything must be serialisable with 570process, returning the results. Everything must be serialisable with
476Coro::Storable. May, of course, block. Note that the executed sub may 571Coro::Storable. May, of course, block. Note that the executed sub may
477never block itself or use any form of Event handling. 572never block itself or use any form of event handling.
478 573
479=cut 574=cut
480 575
481sub fork_call(&@) { 576sub fork_call(&@) {
482 my ($cb, @args) = @_; 577 my ($cb, @args) = @_;
483 578
484 # we seemingly have to make a local copy of the whole thing, 579 # we seemingly have to make a local copy of the whole thing,
485 # otherwise perl prematurely frees the stuff :/ 580 # otherwise perl prematurely frees the stuff :/
486 # TODO: investigate and fix (liekly this will be rather laborious) 581 # TODO: investigate and fix (likely this will be rather laborious)
487 582
488 my @res = Coro::Util::fork_eval { 583 my @res = Coro::Util::fork_eval {
489 reset_signals; 584 reset_signals;
490 &$cb 585 &$cb
491 }, @args; 586 }, @args;
492 587
493 wantarray ? @res : $res[-1] 588 wantarray ? @res : $res[-1]
494} 589}
495 590
591=item $coin = coin_from_name $name
592
593=cut
594
595our %coin_alias = (
596 "silver" => "silvercoin",
597 "silvercoin" => "silvercoin",
598 "silvercoins" => "silvercoin",
599 "gold" => "goldcoin",
600 "goldcoin" => "goldcoin",
601 "goldcoins" => "goldcoin",
602 "platinum" => "platinacoin",
603 "platinumcoin" => "platinacoin",
604 "platinumcoins" => "platinacoin",
605 "platina" => "platinacoin",
606 "platinacoin" => "platinacoin",
607 "platinacoins" => "platinacoin",
608 "royalty" => "royalty",
609 "royalties" => "royalty",
610);
611
612sub coin_from_name($) {
613 $coin_alias{$_[0]}
614 ? cf::arch::find $coin_alias{$_[0]}
615 : undef
616}
617
496=item $value = cf::db_get $family => $key 618=item $value = cf::db_get $family => $key
497 619
498Returns a single value from the environment database. 620Returns a single value from the environment database.
499 621
500=item cf::db_put $family => $key => $value 622=item cf::db_put $family => $key => $value
501 623
502Stores the given C<$value> in the family. It can currently store binary 624Stores the given C<$value> in the family. It can currently store binary
503data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 625data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504 626
627=item $db = cf::db_table "name"
628
629Create and/or open a new database table. The string must not be "db" and must be unique
630within each server.
631
505=cut 632=cut
633
634sub db_table($) {
635 my ($name) = @_;
636 my $db = BDB::db_create $DB_ENV;
637
638 eval {
639 $db->set_flags (BDB::CHKSUM);
640
641 utf8::encode $name;
642 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
643 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
644 cf::cleanup "db_open(db): $!" if $!;
645 };
646 cf::cleanup "db_open(db): $@" if $@;
647
648 $db
649}
506 650
507our $DB; 651our $DB;
508 652
509sub db_init { 653sub db_init {
510 unless ($DB) {
511 $DB = BDB::db_create $DB_ENV;
512
513 cf::sync_job { 654 cf::sync_job {
514 eval { 655 $DB ||= db_table "db";
515 $DB->set_flags (BDB::CHKSUM);
516
517 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519 cf::cleanup "db_open(db): $!" if $!;
520 };
521 cf::cleanup "db_open(db): $@" if $@;
522 };
523 } 656 };
524} 657}
525 658
526sub db_get($$) { 659sub db_get($$) {
527 my $key = "$_[0]/$_[1]"; 660 my $key = "$_[0]/$_[1]";
528 661
… …
626 759
627############################################################################# 760#############################################################################
628 761
629=head2 ATTACHABLE OBJECTS 762=head2 ATTACHABLE OBJECTS
630 763
631Many objects in crossfire are so-called attachable objects. That means you can 764Many objects in deliantra are so-called attachable objects. That means you can
632attach callbacks/event handlers (a collection of which is called an "attachment") 765attach callbacks/event handlers (a collection of which is called an "attachment")
633to it. All such attachable objects support the following methods. 766to it. All such attachable objects support the following methods.
634 767
635In the following description, CLASS can be any of C<global>, C<object> 768In the following description, CLASS can be any of C<global>, C<object>
636C<player>, C<client> or C<map> (i.e. the attachable objects in 769C<player>, C<client> or C<map> (i.e. the attachable objects in
637Crossfire TRT). 770Deliantra).
638 771
639=over 4 772=over 4
640 773
641=item $attachable->attach ($attachment, key => $value...) 774=item $attachable->attach ($attachment, key => $value...)
642 775
… …
686=item cf::CLASS::attachment $name, ... 819=item cf::CLASS::attachment $name, ...
687 820
688Register an attachment by C<$name> through which attachable objects of the 821Register an attachment by C<$name> through which attachable objects of the
689given CLASS can refer to this attachment. 822given CLASS can refer to this attachment.
690 823
691Some classes such as crossfire maps and objects can specify attachments 824Some classes such as deliantra maps and objects can specify attachments
692that are attached at load/instantiate time, thus the need for a name. 825that are attached at load/instantiate time, thus the need for a name.
693 826
694These calls expect any number of the following handler/hook descriptions: 827These calls expect any number of the following handler/hook descriptions:
695 828
696=over 4 829=over 4
… …
924 } 1057 }
925 1058
926 0 1059 0
927} 1060}
928 1061
929=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1062=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930 1063
931=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1064=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932 1065
933Generate an object-specific event with the given arguments. 1066Generate an object-specific event with the given arguments.
934 1067
… …
940 1073
941=cut 1074=cut
942 1075
943############################################################################# 1076#############################################################################
944# object support 1077# object support
945#
946 1078
1079sub _object_equal($$);
1080sub _object_equal($$) {
1081 my ($a, $b) = @_;
1082
1083 return 0 unless (ref $a) eq (ref $b);
1084
1085 if ("HASH" eq ref $a) {
1086 my @ka = keys %$a;
1087 my @kb = keys %$b;
1088
1089 return 0 if @ka != @kb;
1090
1091 for (0 .. $#ka) {
1092 return 0 unless $ka[$_] eq $kb[$_];
1093 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1094 }
1095
1096 } elsif ("ARRAY" eq ref $a) {
1097
1098 return 0 if @$a != @$b;
1099
1100 for (0 .. $#$a) {
1101 return 0 unless _object_equal $a->[$_], $b->[$_];
1102 }
1103
1104 } elsif ($a ne $b) {
1105 return 0;
1106 }
1107
1108 1
1109}
1110
1111our $SLOW_MERGES;#d#
947sub _can_merge { 1112sub _can_merge {
948 my ($ob1, $ob2) = @_; 1113 my ($ob1, $ob2) = @_;
949 1114
950 local $Storable::canonical = 1; 1115 ++$SLOW_MERGES;#d#
951 my $fob1 = Storable::freeze $ob1;
952 my $fob2 = Storable::freeze $ob2;
953 1116
954 $fob1 eq $fob2 1117 # we do the slow way here
1118 return _object_equal $ob1, $ob2
955} 1119}
956 1120
957sub reattach { 1121sub reattach {
958 # basically do the same as instantiate, without calling instantiate 1122 # basically do the same as instantiate, without calling instantiate
959 my ($obj) = @_; 1123 my ($obj) = @_;
960 1124
1125 # no longer needed after getting rid of delete_package?
961 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1126 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962 1127
963 my $registry = $obj->registry; 1128 my $registry = $obj->registry;
964 1129
965 @$registry = (); 1130 @$registry = ();
966 1131
… …
981cf::attachable->attach ( 1146cf::attachable->attach (
982 prio => -1000000, 1147 prio => -1000000,
983 on_instantiate => sub { 1148 on_instantiate => sub {
984 my ($obj, $data) = @_; 1149 my ($obj, $data) = @_;
985 1150
986 $data = from_json $data; 1151 $data = decode_json $data;
987 1152
988 for (@$data) { 1153 for (@$data) {
989 my ($name, $args) = @$_; 1154 my ($name, $args) = @$_;
990 1155
991 $obj->attach ($name, %{$args || {} }); 1156 $obj->attach ($name, %{$args || {} });
… …
1007sub object_freezer_save { 1172sub object_freezer_save {
1008 my ($filename, $rdata, $objs) = @_; 1173 my ($filename, $rdata, $objs) = @_;
1009 1174
1010 sync_job { 1175 sync_job {
1011 if (length $$rdata) { 1176 if (length $$rdata) {
1177 utf8::decode (my $decname = $filename);
1012 warn sprintf "saving %s (%d,%d)\n", 1178 warn sprintf "saving %s (%d,%d)\n",
1013 $filename, length $$rdata, scalar @$objs; 1179 $decname, length $$rdata, scalar @$objs;
1014 1180
1015 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1181 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016 chmod SAVE_MODE, $fh; 1182 aio_chmod $fh, SAVE_MODE;
1017 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1183 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018 aio_fsync $fh if $cf::USE_FSYNC; 1184 if ($cf::USE_FSYNC) {
1185 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;
1186 aio_fsync $fh;
1187 }
1019 close $fh; 1188 aio_close $fh;
1020 1189
1021 if (@$objs) { 1190 if (@$objs) {
1022 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1191 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023 chmod SAVE_MODE, $fh; 1192 aio_chmod $fh, SAVE_MODE;
1024 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1193 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025 aio_write $fh, 0, (length $data), $data, 0; 1194 aio_write $fh, 0, (length $data), $data, 0;
1026 aio_fsync $fh if $cf::USE_FSYNC; 1195 if ($cf::USE_FSYNC) {
1196 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;
1197 aio_fsync $fh;
1198 }
1027 close $fh; 1199 aio_close $fh;
1028 aio_rename "$filename.pst~", "$filename.pst"; 1200 aio_rename "$filename.pst~", "$filename.pst";
1029 } 1201 }
1030 } else { 1202 } else {
1031 aio_unlink "$filename.pst"; 1203 aio_unlink "$filename.pst";
1032 } 1204 }
1033 1205
1034 aio_rename "$filename~", $filename; 1206 aio_rename "$filename~", $filename;
1207
1208 $filename =~ s%/[^/]+$%%;
1209 aio_pathsync $filename if $cf::USE_FSYNC;
1035 } else { 1210 } else {
1036 warn "FATAL: $filename~: $!\n"; 1211 warn "unable to save objects: $filename~: $!\n";
1037 } 1212 }
1038 } else { 1213 } else {
1039 aio_unlink $filename; 1214 aio_unlink $filename;
1040 aio_unlink "$filename.pst"; 1215 aio_unlink "$filename.pst";
1041 } 1216 }
1042 } 1217 };
1043} 1218}
1044 1219
1045sub object_freezer_as_string { 1220sub object_freezer_as_string {
1046 my ($rdata, $objs) = @_; 1221 my ($rdata, $objs) = @_;
1047 1222
… …
1059 or return; 1234 or return;
1060 1235
1061 unless (aio_stat "$filename.pst") { 1236 unless (aio_stat "$filename.pst") {
1062 (aio_load "$filename.pst", $av) >= 0 1237 (aio_load "$filename.pst", $av) >= 0
1063 or return; 1238 or return;
1239
1064 $av = eval { (Storable::thaw $av)->{objs} }; 1240 my $st = eval { Coro::Storable::thaw $av };
1241 $av = $st->{objs};
1065 } 1242 }
1066 1243
1244 utf8::decode (my $decname = $filename);
1067 warn sprintf "loading %s (%d)\n", 1245 warn sprintf "loading %s (%d,%d)\n",
1068 $filename, length $data, scalar @{$av || []}; 1246 $decname, length $data, scalar @{$av || []};
1247
1069 return ($data, $av); 1248 ($data, $av)
1070} 1249}
1071 1250
1072=head2 COMMAND CALLBACKS 1251=head2 COMMAND CALLBACKS
1073 1252
1074=over 4 1253=over 4
… …
1128 my ($name, $cb) = @_; 1307 my ($name, $cb) = @_;
1129 1308
1130 $EXTICMD{$name} = $cb; 1309 $EXTICMD{$name} = $cb;
1131} 1310}
1132 1311
1312use File::Glob ();
1313
1133cf::player->attach ( 1314cf::player->attach (
1134 on_command => sub { 1315 on_command => sub {
1135 my ($pl, $name, $params) = @_; 1316 my ($pl, $name, $params) = @_;
1136 1317
1137 my $cb = $COMMAND{$name} 1318 my $cb = $COMMAND{$name}
… …
1169 1350
1170 cf::override; 1351 cf::override;
1171 }, 1352 },
1172); 1353);
1173 1354
1355# "readahead" all extensions
1356sub cache_extensions {
1357 my $grp = IO::AIO::aio_group;
1358
1359 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1360 for (grep /\.ext$/, @{$_[0]}) {
1361 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1362 }
1363 };
1364
1365 $grp
1366}
1367
1174sub load_extensions { 1368sub load_extensions {
1175 cf::sync_job { 1369 cf::sync_job {
1176 my %todo; 1370 my %todo;
1177 1371
1178 for my $path (<$LIBDIR/*.ext>) { 1372 for my $path (<$LIBDIR/*.ext>) {
… …
1197 1391
1198 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1392 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1393 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200 1394
1201 $ext{source} = 1395 $ext{source} =
1202 "package $pkg; use strict; use utf8;\n" 1396 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203 . "#line 1 \"$path\"\n{\n" 1397 . "#line 1 \"$path\"\n{\n"
1204 . $source 1398 . $source
1205 . "\n};\n1"; 1399 . "\n};\n1";
1206 1400
1207 $todo{$base} = \%ext; 1401 $todo{$base} = \%ext;
1208 } 1402 }
1209 1403
1404 my $pass = 0;
1210 my %done; 1405 my %done;
1211 while (%todo) { 1406 while (%todo) {
1212 my $progress; 1407 my $progress;
1213 1408
1409 ++$pass;
1410
1411 ext:
1214 while (my ($k, $v) = each %todo) { 1412 while (my ($k, $v) = each %todo) {
1215 for (split /,\s*/, $v->{meta}{depends}) { 1413 for (split /,\s*/, $v->{meta}{depends}) {
1216 goto skip 1414 next ext
1217 unless exists $done{$_}; 1415 unless exists $done{$_};
1218 } 1416 }
1219 1417
1220 warn "... loading '$k' into '$v->{pkg}'\n"; 1418 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221 1419
1222 unless (eval $v->{source}) { 1420 my $active = eval $v->{source};
1421
1422 if (length $@) {
1223 my $msg = $@ ? "$v->{path}: $@\n" 1423 warn "$v->{path}: $@\n";
1224 : "$v->{base}: extension inactive.\n";
1225 1424
1425 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226 if (exists $v->{meta}{mandatory}) { 1426 if exists $v->{meta}{mandatory};
1227 warn $msg; 1427 } else {
1228 warn "mandatory extension failed to load, exiting.\n"; 1428 $done{$k} = delete $todo{$k};
1229 exit 1; 1429 push @EXTS, $v->{pkg};
1230 } 1430 $progress = 1;
1231 1431
1232 warn $msg; 1432 warn "$v->{base}: extension inactive.\n"
1433 unless $active;
1233 } 1434 }
1234
1235 $done{$k} = delete $todo{$k};
1236 push @EXTS, $v->{pkg};
1237 $progress = 1;
1238 } 1435 }
1239 1436
1240 skip: 1437 unless ($progress) {
1241 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1438 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242 unless $progress; 1439
1440 while (my ($k, $v) = each %todo) {
1441 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1442 if exists $v->{meta}{mandatory};
1443 }
1444 }
1243 } 1445 }
1244 }; 1446 };
1245} 1447}
1246 1448
1247############################################################################# 1449#############################################################################
1248 1450
1249=back 1451=back
1250 1452
1251=head2 CORE EXTENSIONS 1453=head2 CORE EXTENSIONS
1252 1454
1253Functions and methods that extend core crossfire objects. 1455Functions and methods that extend core deliantra objects.
1254 1456
1255=cut 1457=cut
1256 1458
1257package cf::player; 1459package cf::player;
1258 1460
1259use Coro::AIO; 1461use Coro::AIO;
1260 1462
1261=head3 cf::player 1463=head3 cf::player
1262 1464
1263=over 4 1465=over 4
1466
1467=item cf::player::num_playing
1468
1469Returns the official number of playing players, as per the Crossfire metaserver rules.
1470
1471=cut
1472
1473sub num_playing {
1474 scalar grep
1475 $_->ob->map
1476 && !$_->hidden
1477 && !$_->ob->flag (cf::FLAG_WIZ),
1478 cf::player::list
1479}
1264 1480
1265=item cf::player::find $login 1481=item cf::player::find $login
1266 1482
1267Returns the given player object, loading it if necessary (might block). 1483Returns the given player object, loading it if necessary (might block).
1268 1484
… …
1287 1503
1288sub exists($) { 1504sub exists($) {
1289 my ($login) = @_; 1505 my ($login) = @_;
1290 1506
1291 $cf::PLAYER{$login} 1507 $cf::PLAYER{$login}
1292 or cf::sync_job { !aio_stat path $login } 1508 or !aio_stat path $login
1293} 1509}
1294 1510
1295sub find($) { 1511sub find($) {
1296 return $cf::PLAYER{$_[0]} || do { 1512 return $cf::PLAYER{$_[0]} || do {
1297 my $login = $_[0]; 1513 my $login = $_[0];
… …
1304 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1520 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1521 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1522 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307 aio_unlink +(playerdir $login) . "/$login.pl"; 1523 aio_unlink +(playerdir $login) . "/$login.pl";
1308 1524
1309 my $pl = load_pl path $login 1525 my $f = new_from_file cf::object::thawer path $login
1310 or return; 1526 or return;
1527
1528 my $pl = cf::player::load_pl $f
1529 or return;
1530
1531 local $cf::PLAYER_LOADING{$login} = $pl;
1532 $f->resolve_delayed_derefs;
1311 $cf::PLAYER{$login} = $pl 1533 $cf::PLAYER{$login} = $pl
1312 } 1534 }
1313 } 1535 }
1314} 1536}
1315 1537
… …
1323 1545
1324 return if $pl->{deny_save}; 1546 return if $pl->{deny_save};
1325 1547
1326 aio_mkdir playerdir $pl, 0770; 1548 aio_mkdir playerdir $pl, 0770;
1327 $pl->{last_save} = $cf::RUNTIME; 1549 $pl->{last_save} = $cf::RUNTIME;
1550
1551 cf::get_slot 0.01;
1328 1552
1329 $pl->save_pl ($path); 1553 $pl->save_pl ($path);
1330 cf::cede_to_tick; 1554 cf::cede_to_tick;
1331} 1555}
1332 1556
… …
1364 my ($pl) = @_; 1588 my ($pl) = @_;
1365 1589
1366 my $name = $pl->ob->name; 1590 my $name = $pl->ob->name;
1367 1591
1368 $pl->{deny_save} = 1; 1592 $pl->{deny_save} = 1;
1369 $pl->password ("*"); # this should lock out the player until we nuked the dir 1593 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1370 1594
1371 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1595 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372 $pl->deactivate; 1596 $pl->deactivate;
1597 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1598 $pl->ob->check_score;
1373 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1599 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1374 $pl->ns->destroy if $pl->ns; 1600 $pl->ns->destroy if $pl->ns;
1375 1601
1376 my $path = playerdir $pl; 1602 my $path = playerdir $pl;
1377 my $temp = "$path~$cf::RUNTIME~deleting~"; 1603 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1413 or return []; 1639 or return [];
1414 1640
1415 my @logins; 1641 my @logins;
1416 1642
1417 for my $login (@$dirs) { 1643 for my $login (@$dirs) {
1644 my $path = path $login;
1645
1646 # a .pst is a dead give-away for a valid player
1647 # if no pst file found, open and chekc for blocked users
1648 if (aio_stat "$path.pst") {
1418 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1649 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419 aio_read $fh, 0, 512, my $buf, 0 or next; 1650 aio_read $fh, 0, 512, my $buf, 0 or next;
1420 $buf !~ /^password -------------$/m or next; # official not-valid tag 1651 $buf !~ /^password -------------$/m or next; # official not-valid tag
1652 }
1421 1653
1422 utf8::decode $login; 1654 utf8::decode $login;
1423 push @logins, $login; 1655 push @logins, $login;
1424 } 1656 }
1425 1657
… …
1452 } 1684 }
1453 1685
1454 \@paths 1686 \@paths
1455} 1687}
1456 1688
1457=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1689=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458 1690
1459Expand crossfire pod fragments into protocol xml. 1691Expand deliantra pod fragments into protocol xml.
1460
1461=cut
1462
1463sub expand_cfpod {
1464 ((my $self), (local $_)) = @_;
1465
1466 # escape & and <
1467 s/&/&amp;/g;
1468 s/(?<![BIUGH])</&lt;/g;
1469
1470 # this is buggy, it needs to properly take care of nested <'s
1471
1472 1 while
1473 # replace B<>, I<>, U<> etc.
1474 s/B<([^\>]*)>/<b>$1<\/b>/
1475 || s/I<([^\>]*)>/<i>$1<\/i>/
1476 || s/U<([^\>]*)>/<u>$1<\/u>/
1477 # replace G<male|female> tags
1478 || s{G<([^>|]*)\|([^>]*)>}{
1479 $self->gender ? $2 : $1
1480 }ge
1481 # replace H<hint text>
1482 || s{H<([^\>]*)>}
1483 {
1484 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486 "")
1487 [$self->{hintmode}]
1488 }ge;
1489
1490 # create single paragraphs (very hackish)
1491 s/(?<=\S)\n(?=\w)/ /g;
1492
1493 # compress some whitespace
1494 s/\s+\n/\n/g; # ws line-ends
1495 s/\n\n+/\n/g; # double lines
1496 s/^\n+//; # beginning lines
1497 s/\n+$//; # ending lines
1498
1499 $_
1500}
1501
1502sub hintmode {
1503 $_[0]{hintmode} = $_[1] if @_ > 1;
1504 $_[0]{hintmode}
1505}
1506 1692
1507=item $player->ext_reply ($msgid, @msg) 1693=item $player->ext_reply ($msgid, @msg)
1508 1694
1509Sends an ext reply to the player. 1695Sends an ext reply to the player.
1510 1696
… …
1577our $MAX_RESET = 3600; 1763our $MAX_RESET = 3600;
1578our $DEFAULT_RESET = 3000; 1764our $DEFAULT_RESET = 3000;
1579 1765
1580sub generate_random_map { 1766sub generate_random_map {
1581 my ($self, $rmp) = @_; 1767 my ($self, $rmp) = @_;
1768
1769 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1770
1582 # mit "rum" bekleckern, nicht 1771 # mit "rum" bekleckern, nicht
1583 $self->_create_random_map ( 1772 $self->_create_random_map (
1584 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1773 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1774 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1586 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1775 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587 $rmp->{exit_on_final_map}, 1776 $rmp->{exit_on_final_map},
1588 $rmp->{xsize}, $rmp->{ysize}, 1777 $rmp->{xsize}, $rmp->{ysize},
1589 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1778 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1779 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
… …
1708 1897
1709# the temporary/swap location 1898# the temporary/swap location
1710sub save_path { 1899sub save_path {
1711 my ($self) = @_; 1900 my ($self) = @_;
1712 1901
1713 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1902 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714 "$TMPDIR/$path.map" 1903 "$TMPDIR/$path.map"
1715} 1904}
1716 1905
1717# the unique path, undef == no special unique path 1906# the unique path, undef == no special unique path
1718sub uniq_path { 1907sub uniq_path {
1719 my ($self) = @_; 1908 my ($self) = @_;
1720 1909
1721 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1910 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722 "$UNIQUEDIR/$path" 1911 "$UNIQUEDIR/$path"
1723}
1724
1725# and all this just because we cannot iterate over
1726# all maps in C++...
1727sub change_all_map_light {
1728 my ($change) = @_;
1729
1730 $_->change_map_light ($change)
1731 for grep $_->outdoor, values %cf::MAP;
1732} 1912}
1733 1913
1734sub decay_objects { 1914sub decay_objects {
1735 my ($self) = @_; 1915 my ($self) = @_;
1736 1916
… …
1749 1929
1750sub load_header_from($) { 1930sub load_header_from($) {
1751 my ($self, $path) = @_; 1931 my ($self, $path) = @_;
1752 1932
1753 utf8::encode $path; 1933 utf8::encode $path;
1754 #aio_open $path, O_RDONLY, 0 1934 my $f = new_from_file cf::object::thawer $path
1755 # or return;
1756
1757 $self->_load_header ($path)
1758 or return; 1935 or return;
1936
1937 $self->_load_header ($f)
1938 or return;
1939
1940 local $MAP_LOADING{$self->{path}} = $self;
1941 $f->resolve_delayed_derefs;
1759 1942
1760 $self->{load_path} = $path; 1943 $self->{load_path} = $path;
1761 1944
1762 1 1945 1
1763} 1946}
… …
1817sub find { 2000sub find {
1818 my ($path, $origin) = @_; 2001 my ($path, $origin) = @_;
1819 2002
1820 $path = normalise $path, $origin && $origin->path; 2003 $path = normalise $path, $origin && $origin->path;
1821 2004
2005 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822 cf::lock_wait "map_find:$path"; 2006 my $guard2 = cf::lock_acquire "map_find:$path";
1823 2007
1824 $cf::MAP{$path} || do { 2008 $cf::MAP{$path} || do {
1825 my $guard = cf::lock_acquire "map_find:$path";
1826 my $map = new_from_path cf::map $path 2009 my $map = new_from_path cf::map $path
1827 or return; 2010 or return;
1828 2011
1829 $map->{last_save} = $cf::RUNTIME; 2012 $map->{last_save} = $cf::RUNTIME;
1830 2013
… …
1832 or return; 2015 or return;
1833 2016
1834 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2017 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835 # doing this can freeze the server in a sync job, obviously 2018 # doing this can freeze the server in a sync job, obviously
1836 #$cf::WAIT_FOR_TICK->wait; 2019 #$cf::WAIT_FOR_TICK->wait;
2020 undef $guard2;
2021 undef $guard1;
1837 $map->reset; 2022 $map->reset;
1838 undef $guard;
1839 return find $path; 2023 return find $path;
1840 } 2024 }
1841 2025
1842 $cf::MAP{$path} = $map 2026 $cf::MAP{$path} = $map
1843 } 2027 }
1844} 2028}
1845 2029
1846sub pre_load { } 2030sub pre_load { }
1847sub post_load { } 2031#sub post_load { } # XS
1848 2032
1849sub load { 2033sub load {
1850 my ($self) = @_; 2034 my ($self) = @_;
1851 2035
1852 local $self->{deny_reset} = 1; # loading can take a long time 2036 local $self->{deny_reset} = 1; # loading can take a long time
1853 2037
1854 my $path = $self->{path}; 2038 my $path = $self->{path};
1855 2039
1856 { 2040 {
1857 my $guard1 = cf::lock_acquire "map_data:$path"; 2041 my $guard = cf::lock_acquire "map_data:$path";
1858 my $guard2 = cf::lock_acquire "map_load:$path";
1859 2042
2043 return unless $self->valid;
1860 return if $self->in_memory != cf::MAP_SWAPPED; 2044 return unless $self->in_memory == cf::MAP_SWAPPED;
1861 2045
1862 $self->in_memory (cf::MAP_LOADING); 2046 $self->in_memory (cf::MAP_LOADING);
1863 2047
1864 $self->alloc; 2048 $self->alloc;
1865 2049
1866 $self->pre_load; 2050 $self->pre_load;
1867 cf::cede_to_tick; 2051 cf::cede_to_tick;
1868 2052
2053 my $f = new_from_file cf::object::thawer $self->{load_path};
2054 $f->skip_block;
1869 $self->_load_objects ($self->{load_path}, 1) 2055 $self->_load_objects ($f)
1870 or return; 2056 or return;
1871 2057
1872 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2058 $self->post_load_original
1873 if delete $self->{load_original}; 2059 if delete $self->{load_original};
1874 2060
1875 if (my $uniq = $self->uniq_path) { 2061 if (my $uniq = $self->uniq_path) {
1876 utf8::encode $uniq; 2062 utf8::encode $uniq;
1877 if (aio_open $uniq, O_RDONLY, 0) { 2063 unless (aio_stat $uniq) {
2064 if (my $f = new_from_file cf::object::thawer $uniq) {
1878 $self->clear_unique_items; 2065 $self->clear_unique_items;
1879 $self->_load_objects ($uniq, 0); 2066 $self->_load_objects ($f);
2067 $f->resolve_delayed_derefs;
2068 }
1880 } 2069 }
1881 } 2070 }
2071
2072 $f->resolve_delayed_derefs;
1882 2073
1883 cf::cede_to_tick; 2074 cf::cede_to_tick;
1884 # now do the right thing for maps 2075 # now do the right thing for maps
1885 $self->link_multipart_objects; 2076 $self->link_multipart_objects;
1886 $self->difficulty ($self->estimate_difficulty) 2077 $self->difficulty ($self->estimate_difficulty)
… …
1890 unless ($self->{deny_activate}) { 2081 unless ($self->{deny_activate}) {
1891 $self->decay_objects; 2082 $self->decay_objects;
1892 $self->fix_auto_apply; 2083 $self->fix_auto_apply;
1893 $self->update_buttons; 2084 $self->update_buttons;
1894 cf::cede_to_tick; 2085 cf::cede_to_tick;
1895 $self->set_darkness_map;
1896 cf::cede_to_tick;
1897 $self->activate; 2086 $self->activate;
1898 } 2087 }
1899 2088
1900 $self->{last_save} = $cf::RUNTIME; 2089 $self->{last_save} = $cf::RUNTIME;
1901 $self->last_access ($cf::RUNTIME); 2090 $self->last_access ($cf::RUNTIME);
1902 2091
1903 $self->in_memory (cf::MAP_IN_MEMORY); 2092 $self->in_memory (cf::MAP_ACTIVE);
1904 } 2093 }
1905 2094
1906 $self->post_load; 2095 $self->post_load;
1907} 2096}
1908 2097
2098# customize the map for a given player, i.e.
2099# return the _real_ map. used by e.g. per-player
2100# maps to change the path to ~playername/mappath
1909sub customise_for { 2101sub customise_for {
1910 my ($self, $ob) = @_; 2102 my ($self, $ob) = @_;
1911 2103
1912 return find "~" . $ob->name . "/" . $self->{path} 2104 return find "~" . $ob->name . "/" . $self->{path}
1913 if $self->per_player; 2105 if $self->per_player;
… …
1966 my ($path, $origin, $load) = @_; 2158 my ($path, $origin, $load) = @_;
1967 2159
1968 $path = normalise $path, $origin && $origin->{path}; 2160 $path = normalise $path, $origin && $origin->{path};
1969 2161
1970 if (my $map = $cf::MAP{$path}) { 2162 if (my $map = $cf::MAP{$path}) {
1971 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2163 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972 } 2164 }
1973 2165
1974 $MAP_PREFETCH{$path} |= $load; 2166 $MAP_PREFETCH{$path} |= $load;
1975 2167
1976 $MAP_PREFETCHER ||= cf::async { 2168 $MAP_PREFETCHER ||= cf::async {
2169 $Coro::current->{desc} = "map prefetcher";
2170
1977 while (%MAP_PREFETCH) { 2171 while (%MAP_PREFETCH) {
1978 while (my ($k, $v) = each %MAP_PREFETCH) { 2172 while (my ($k, $v) = each %MAP_PREFETCH) {
1979 if (my $map = find $k) { 2173 if (my $map = find $k) {
1980 $map->load if $v; 2174 $map->load if $v;
1981 } 2175 }
… …
2007 return if $self->{deny_save}; 2201 return if $self->{deny_save};
2008 2202
2009 local $self->{last_access} = $self->last_access;#d# 2203 local $self->{last_access} = $self->last_access;#d#
2010 2204
2011 cf::async { 2205 cf::async {
2206 $Coro::current->{desc} = "map player save";
2012 $_->contr->save for $self->players; 2207 $_->contr->save for $self->players;
2013 }; 2208 };
2209
2210 cf::get_slot 0.02;
2014 2211
2015 if ($uniq) { 2212 if ($uniq) {
2016 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2213 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2214 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2018 } else { 2215 } else {
… …
2027 $self->save; 2224 $self->save;
2028 2225
2029 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2226 my $lock = cf::lock_acquire "map_data:$self->{path}";
2030 2227
2031 return if $self->players; 2228 return if $self->players;
2032 return if $self->in_memory != cf::MAP_IN_MEMORY; 2229 return if $self->in_memory != cf::MAP_ACTIVE;
2033 return if $self->{deny_save}; 2230 return if $self->{deny_save};
2034 2231
2232 $self->in_memory (cf::MAP_SWAPPED);
2233
2234 $self->deactivate;
2235 $_->clear_links_to ($self) for values %cf::MAP;
2035 $self->clear; 2236 $self->clear;
2036 $self->in_memory (cf::MAP_SWAPPED);
2037} 2237}
2038 2238
2039sub reset_at { 2239sub reset_at {
2040 my ($self) = @_; 2240 my ($self) = @_;
2041 2241
… …
2059 2259
2060 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2260 my $lock = cf::lock_acquire "map_data:$self->{path}";
2061 2261
2062 return if $self->players; 2262 return if $self->players;
2063 2263
2064 warn "resetting map ", $self->path; 2264 warn "resetting map ", $self->path, "\n";
2065 2265
2066 $self->in_memory (cf::MAP_SWAPPED); 2266 $self->in_memory (cf::MAP_SWAPPED);
2067 2267
2068 # need to save uniques path 2268 # need to save uniques path
2069 unless ($self->{deny_save}) { 2269 unless ($self->{deny_save}) {
… …
2073 if $uniq; 2273 if $uniq;
2074 } 2274 }
2075 2275
2076 delete $cf::MAP{$self->path}; 2276 delete $cf::MAP{$self->path};
2077 2277
2278 $self->deactivate;
2279 $_->clear_links_to ($self) for values %cf::MAP;
2078 $self->clear; 2280 $self->clear;
2079
2080 $_->clear_links_to ($self) for values %cf::MAP;
2081 2281
2082 $self->unlink_save; 2282 $self->unlink_save;
2083 $self->destroy; 2283 $self->destroy;
2084} 2284}
2085 2285
… …
2090 2290
2091 { 2291 {
2092 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2292 my $lock = cf::lock_acquire "map_data:$self->{path}";
2093 2293
2094 delete $cf::MAP{$self->path}; 2294 delete $cf::MAP{$self->path};
2295
2296 $self->unlink_save;
2095 2297
2096 bless $self, "cf::map"; 2298 bless $self, "cf::map";
2097 delete $self->{deny_reset}; 2299 delete $self->{deny_reset};
2098 $self->{deny_save} = 1; 2300 $self->{deny_save} = 1;
2099 $self->reset_timeout (1); 2301 $self->reset_timeout (1);
2100 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2302 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2101
2102 $self->unlink_save;
2103 2303
2104 $cf::MAP{$self->path} = $self; 2304 $cf::MAP{$self->path} = $self;
2105 } 2305 }
2106 2306
2107 $self->reset; # polite request, might not happen 2307 $self->reset; # polite request, might not happen
… …
2152 2352
2153sub unique_maps() { 2353sub unique_maps() {
2154 [ 2354 [
2155 map { 2355 map {
2156 utf8::decode $_; 2356 utf8::decode $_;
2157 /\.map$/ 2357 s/\.map$//; # TODO future compatibility hack
2358 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2359 ? ()
2158 ? normalise $_ 2360 : normalise $_
2159 : ()
2160 } @{ aio_readdir $UNIQUEDIR or [] } 2361 } @{ aio_readdir $UNIQUEDIR or [] }
2161 ] 2362 ]
2162} 2363}
2163 2364
2164package cf; 2365=item cf::map::static_maps
2366
2367Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2368file in the shared directory excluding F</styles> and F</editor>). May
2369block.
2370
2371=cut
2372
2373sub static_maps() {
2374 my @dirs = "";
2375 my @maps;
2376
2377 while (@dirs) {
2378 my $dir = shift @dirs;
2379
2380 next if $dir eq "/styles" || $dir eq "/editor";
2381
2382 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2383 or return;
2384
2385 for (@$files) {
2386 s/\.map$// or next;
2387 utf8::decode $_;
2388 push @maps, "$dir/$_";
2389 }
2390
2391 push @dirs, map "$dir/$_", @$dirs;
2392 }
2393
2394 \@maps
2395}
2165 2396
2166=back 2397=back
2167 2398
2168=head3 cf::object 2399=head3 cf::object
2169 2400
… …
2173 2404
2174=over 4 2405=over 4
2175 2406
2176=item $ob->inv_recursive 2407=item $ob->inv_recursive
2177 2408
2178Returns the inventory of the object _and_ their inventories, recursively. 2409Returns the inventory of the object I<and> their inventories, recursively,
2410but I<not> the object itself.
2179 2411
2180=cut 2412=cut
2181 2413
2182sub inv_recursive_; 2414sub inv_recursive_;
2183sub inv_recursive_ { 2415sub inv_recursive_ {
… …
2186 2418
2187sub inv_recursive { 2419sub inv_recursive {
2188 inv_recursive_ inv $_[0] 2420 inv_recursive_ inv $_[0]
2189} 2421}
2190 2422
2423=item $ref = $ob->ref
2424
2425Creates and returns a persistent reference to an object that can be stored as a string.
2426
2427=item $ob = cf::object::deref ($refstring)
2428
2429returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2430even if the object actually exists. May block.
2431
2432=cut
2433
2434sub deref {
2435 my ($ref) = @_;
2436
2437 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2438 my ($uuid, $name) = ($1, $2);
2439 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2440 or return;
2441 $pl->ob->uuid eq $uuid
2442 or return;
2443
2444 $pl->ob
2445 } else {
2446 warn "$ref: cannot resolve object reference\n";
2447 undef
2448 }
2449}
2450
2191package cf; 2451package cf;
2192 2452
2193=back 2453=back
2194 2454
2195=head3 cf::object::player 2455=head3 cf::object::player
… …
2201Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2461Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202can be C<undef>. Does the right thing when the player is currently in a 2462can be C<undef>. Does the right thing when the player is currently in a
2203dialogue with the given NPC character. 2463dialogue with the given NPC character.
2204 2464
2205=cut 2465=cut
2466
2467our $SAY_CHANNEL = {
2468 id => "say",
2469 title => "Map",
2470 reply => "say ",
2471 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472};
2473
2474our $CHAT_CHANNEL = {
2475 id => "chat",
2476 title => "Chat",
2477 reply => "chat ",
2478 tooltip => "Player chat and shouts, global to the server.",
2479};
2206 2480
2207# rough implementation of a future "reply" method that works 2481# rough implementation of a future "reply" method that works
2208# with dialog boxes. 2482# with dialog boxes.
2209#TODO: the first argument must go, split into a $npc->reply_to ( method 2483#TODO: the first argument must go, split into a $npc->reply_to ( method
2210sub cf::object::player::reply($$$;$) { 2484sub cf::object::player::reply($$$;$) {
… …
2222 my $dialog = $pl->{npc_dialog}; 2496 my $dialog = $pl->{npc_dialog};
2223 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2497 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224 2498
2225 } else { 2499 } else {
2226 $msg = $npc->name . " says: $msg" if $npc; 2500 $msg = $npc->name . " says: $msg" if $npc;
2227 $self->message ($msg, $flags); 2501 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228 } 2502 }
2229 } 2503 }
2230} 2504}
2231 2505
2232=item $object->send_msg ($channel, $msg, $color, [extra...]) 2506=item $object->send_msg ($channel, $msg, $color, [extra...])
… …
2257 2531
2258=item $player_object->enter_link 2532=item $player_object->enter_link
2259 2533
2260Freezes the player and moves him/her to a special map (C<{link}>). 2534Freezes the player and moves him/her to a special map (C<{link}>).
2261 2535
2262The player should be reasonably safe there for short amounts of time. You 2536The player should be reasonably safe there for short amounts of time (e.g.
2263I<MUST> call C<leave_link> as soon as possible, though. 2537for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2538though, as the palyer cannot control the character while it is on the link
2539map.
2264 2540
2265Will never block. 2541Will never block.
2266 2542
2267=item $player_object->leave_link ($map, $x, $y) 2543=item $player_object->leave_link ($map, $x, $y)
2268 2544
… …
2320 ($x, $y) = (-1, -1) 2596 ($x, $y) = (-1, -1)
2321 unless (defined $x) && (defined $y); 2597 unless (defined $x) && (defined $y);
2322 2598
2323 # use -1 or undef as default coordinates, not 0, 0 2599 # use -1 or undef as default coordinates, not 0, 0
2324 ($x, $y) = ($map->enter_x, $map->enter_y) 2600 ($x, $y) = ($map->enter_x, $map->enter_y)
2325 if $x <=0 && $y <= 0; 2601 if $x <= 0 && $y <= 0;
2326 2602
2327 $map->load; 2603 $map->load;
2328 $map->load_neighbours; 2604 $map->load_neighbours;
2329 2605
2330 return unless $self->contr->active; 2606 return unless $self->contr->active;
2331 $self->activate_recursive;
2332 2607
2333 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2608 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334 $self->enter_map ($map, $x, $y); 2609 $self->enter_map ($map, $x, $y);
2610
2611 # only activate afterwards, to support waiting in hooks
2612 $self->activate_recursive;
2335} 2613}
2336 2614
2337=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2615=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2338 2616
2339Moves the player to the given map-path and coordinates by first freezing 2617Moves the player to the given map-path and coordinates by first freezing
2340her, loading and preparing them map, calling the provided $check callback 2618her, loading and preparing them map, calling the provided $check callback
2341that has to return the map if sucecssful, and then unfreezes the player on 2619that has to return the map if sucecssful, and then unfreezes the player on
2342the new (success) or old (failed) map position. In either case, $done will 2620the new (success) or old (failed) map position. In either case, $done will
2343be called at the end of this process. 2621be called at the end of this process.
2344 2622
2623Note that $check will be called with a potentially non-loaded map, so if
2624it needs a loaded map it has to call C<< ->load >>.
2625
2345=cut 2626=cut
2346 2627
2347our $GOTOGEN; 2628our $GOTOGEN;
2348 2629
2349sub cf::object::player::goto { 2630sub cf::object::player::goto {
… …
2353 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2634 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354 2635
2355 $self->enter_link; 2636 $self->enter_link;
2356 2637
2357 (async { 2638 (async {
2639 $Coro::current->{desc} = "player::goto $path $x $y";
2640
2641 # *tag paths override both path and x|y
2642 if ($path =~ /^\*(.*)$/) {
2643 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2644 my $ob = $obs[rand @obs];
2645
2646 # see if we actually can go there
2647 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2648 $ob = $obs[rand @obs];
2649 } else {
2650 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2651 }
2652 # else put us there anyways for now #d#
2653
2654 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2655 } else {
2656 ($path, $x, $y) = (undef, undef, undef);
2657 }
2658 }
2659
2358 my $map = eval { 2660 my $map = eval {
2359 my $map = cf::map::find $path; 2661 my $map = defined $path ? cf::map::find $path : undef;
2360 2662
2361 if ($map) { 2663 if ($map) {
2362 $map = $map->customise_for ($self); 2664 $map = $map->customise_for ($self);
2363 $map = $check->($map) if $check && $map; 2665 $map = $check->($map) if $check && $map;
2364 } else { 2666 } else {
2365 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2667 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366 } 2668 }
2367 2669
2368 $map 2670 $map
2369 }; 2671 };
2370 2672
… …
2406} 2708}
2407 2709
2408sub prepare_random_map { 2710sub prepare_random_map {
2409 my ($exit) = @_; 2711 my ($exit) = @_;
2410 2712
2411 my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413 # all this does is basically replace the /! path by 2713 # all this does is basically replace the /! path by
2414 # a new random map path (?random/...) with a seed 2714 # a new random map path (?random/...) with a seed
2415 # that depends on the exit object 2715 # that depends on the exit object
2416 2716
2417 my $rmp = parse_random_map_params $exit->msg; 2717 my $rmp = parse_random_map_params $exit->msg;
… …
2419 if ($exit->map) { 2719 if ($exit->map) {
2420 $rmp->{region} = $exit->region->name; 2720 $rmp->{region} = $exit->region->name;
2421 $rmp->{origin_map} = $exit->map->path; 2721 $rmp->{origin_map} = $exit->map->path;
2422 $rmp->{origin_x} = $exit->x; 2722 $rmp->{origin_x} = $exit->x;
2423 $rmp->{origin_y} = $exit->y; 2723 $rmp->{origin_y} = $exit->y;
2724
2725 $exit->map->touch;
2424 } 2726 }
2425 2727
2426 $rmp->{random_seed} ||= $exit->random_seed; 2728 $rmp->{random_seed} ||= $exit->random_seed;
2427 2729
2428 my $data = cf::to_json $rmp; 2730 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429 my $md5 = Digest::MD5::md5_hex $data; 2731 my $md5 = Digest::MD5::md5_hex $data;
2430 my $meta = "$RANDOMDIR/$md5.meta"; 2732 my $meta = "$RANDOMDIR/$md5.meta";
2431 2733
2432 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2734 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433 aio_write $fh, 0, (length $data), $data, 0; 2735 aio_write $fh, 0, (length $data), $data, 0;
2434 undef $fh; 2736 undef $fh;
2435 aio_rename "$meta~", $meta; 2737 aio_rename "$meta~", $meta;
2436 2738
2739 my $slaying = "?random/$md5";
2740
2741 if ($exit->valid) {
2437 $exit->slaying ("?random/$md5"); 2742 $exit->slaying ("?random/$md5");
2438 $exit->msg (undef); 2743 $exit->msg (undef);
2744 }
2439 } 2745 }
2440} 2746}
2441 2747
2442sub cf::object::player::enter_exit { 2748sub cf::object::player::enter_exit {
2443 my ($self, $exit) = @_; 2749 my ($self, $exit) = @_;
2444 2750
2445 return unless $self->type == cf::PLAYER; 2751 return unless $self->type == cf::PLAYER;
2446 2752
2447 if ($exit->slaying eq "/!") {
2448 #TODO: this should de-fi-ni-te-ly not be a sync-job
2449 # the problem is that $exit might not survive long enough
2450 # so it needs to be done right now, right here
2451 cf::sync_job { prepare_random_map $exit };
2452 }
2453
2454 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455 my $hp = $exit->stats->hp;
2456 my $sp = $exit->stats->sp;
2457
2458 $self->enter_link; 2753 $self->enter_link;
2459 2754
2460 # if exit is damned, update players death & WoR home-position
2461 $self->contr->savebed ($slaying, $hp, $sp)
2462 if $exit->flag (FLAG_DAMNED);
2463
2464 (async { 2755 (async {
2465 $self->deactivate_recursive; # just to be sure 2756 $Coro::current->{desc} = "enter_exit";
2757
2466 unless (eval { 2758 unless (eval {
2759 $self->deactivate_recursive; # just to be sure
2760
2761 # random map handling
2762 {
2763 my $guard = cf::lock_acquire "exit_prepare:$exit";
2764
2765 prepare_random_map $exit
2766 if $exit->slaying eq "/!";
2767 }
2768
2769 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2770 my $x = $exit->stats->hp;
2771 my $y = $exit->stats->sp;
2772
2467 $self->goto ($slaying, $hp, $sp); 2773 $self->goto ($map, $x, $y);
2468 2774
2775 # if exit is damned, update players death & WoR home-position
2776 $self->contr->savebed ($map, $x, $y)
2777 if $exit->flag (cf::FLAG_DAMNED);
2778
2469 1; 2779 1
2470 }) { 2780 }) {
2471 $self->message ("Something went wrong deep within the crossfire server. " 2781 $self->message ("Something went wrong deep within the deliantra server. "
2472 . "I'll try to bring you back to the map you were before. " 2782 . "I'll try to bring you back to the map you were before. "
2473 . "Please report this to the dungeon master!", 2783 . "Please report this to the dungeon master!",
2474 cf::NDI_UNIQUE | cf::NDI_RED); 2784 cf::NDI_UNIQUE | cf::NDI_RED);
2475 2785
2476 warn "ERROR in enter_exit: $@"; 2786 warn "ERROR in enter_exit: $@";
… …
2493sub cf::client::send_drawinfo { 2803sub cf::client::send_drawinfo {
2494 my ($self, $text, $flags) = @_; 2804 my ($self, $text, $flags) = @_;
2495 2805
2496 utf8::encode $text; 2806 utf8::encode $text;
2497 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2807 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2808}
2809
2810=item $client->send_big_packet ($pkt)
2811
2812Like C<send_packet>, but tries to compress large packets, and fragments
2813them as required.
2814
2815=cut
2816
2817our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2818
2819sub cf::client::send_big_packet {
2820 my ($self, $pkt) = @_;
2821
2822 # try lzf for large packets
2823 $pkt = "lzf " . Compress::LZF::compress $pkt
2824 if 1024 <= length $pkt and $self->{can_lzf};
2825
2826 # split very large packets
2827 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2828 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2829 $pkt = "frag";
2830 }
2831
2832 $self->send_packet ($pkt);
2498} 2833}
2499 2834
2500=item $client->send_msg ($channel, $msg, $color, [extra...]) 2835=item $client->send_msg ($channel, $msg, $color, [extra...])
2501 2836
2502Send a drawinfo or msg packet to the client, formatting the msg for the 2837Send a drawinfo or msg packet to the client, formatting the msg for the
… …
2504the message, with C<log> being the default. If C<$color> is negative, suppress 2839the message, with C<log> being the default. If C<$color> is negative, suppress
2505the message unless the client supports the msg packet. 2840the message unless the client supports the msg packet.
2506 2841
2507=cut 2842=cut
2508 2843
2844# non-persistent channels (usually the info channel)
2845our %CHANNEL = (
2846 "c/motd" => {
2847 id => "infobox",
2848 title => "MOTD",
2849 reply => undef,
2850 tooltip => "The message of the day",
2851 },
2852 "c/identify" => {
2853 id => "infobox",
2854 title => "Identify",
2855 reply => undef,
2856 tooltip => "Items recently identified",
2857 },
2858 "c/examine" => {
2859 id => "infobox",
2860 title => "Examine",
2861 reply => undef,
2862 tooltip => "Signs and other items you examined",
2863 },
2864 "c/shopinfo" => {
2865 id => "infobox",
2866 title => "Shop Info",
2867 reply => undef,
2868 tooltip => "What your bargaining skill tells you about the shop",
2869 },
2870 "c/book" => {
2871 id => "infobox",
2872 title => "Book",
2873 reply => undef,
2874 tooltip => "The contents of a note or book",
2875 },
2876 "c/lookat" => {
2877 id => "infobox",
2878 title => "Look",
2879 reply => undef,
2880 tooltip => "What you saw there",
2881 },
2882 "c/who" => {
2883 id => "infobox",
2884 title => "Players",
2885 reply => undef,
2886 tooltip => "Shows players who are currently online",
2887 },
2888 "c/body" => {
2889 id => "infobox",
2890 title => "Body Parts",
2891 reply => undef,
2892 tooltip => "Shows which body parts you posess and are available",
2893 },
2894 "c/statistics" => {
2895 id => "infobox",
2896 title => "Statistics",
2897 reply => undef,
2898 tooltip => "Shows your primary statistics",
2899 },
2900 "c/skills" => {
2901 id => "infobox",
2902 title => "Skills",
2903 reply => undef,
2904 tooltip => "Shows your experience per skill and item power",
2905 },
2906 "c/shopitems" => {
2907 id => "infobox",
2908 title => "Shop Items",
2909 reply => undef,
2910 tooltip => "Shows the items currently for sale in this shop",
2911 },
2912 "c/resistances" => {
2913 id => "infobox",
2914 title => "Resistances",
2915 reply => undef,
2916 tooltip => "Shows your resistances",
2917 },
2918 "c/pets" => {
2919 id => "infobox",
2920 title => "Pets",
2921 reply => undef,
2922 tooltip => "Shows information abotu your pets/a specific pet",
2923 },
2924 "c/perceiveself" => {
2925 id => "infobox",
2926 title => "Perceive Self",
2927 reply => undef,
2928 tooltip => "You gained detailed knowledge about yourself",
2929 },
2930 "c/uptime" => {
2931 id => "infobox",
2932 title => "Uptime",
2933 reply => undef,
2934 tooltip => "How long the server has been running since last restart",
2935 },
2936 "c/mapinfo" => {
2937 id => "infobox",
2938 title => "Map Info",
2939 reply => undef,
2940 tooltip => "Information related to the maps",
2941 },
2942 "c/party" => {
2943 id => "party",
2944 title => "Party",
2945 reply => "gsay ",
2946 tooltip => "Messages and chat related to your party",
2947 },
2948 "c/death" => {
2949 id => "death",
2950 title => "Death",
2951 reply => undef,
2952 tooltip => "Reason for and more info about your most recent death",
2953 },
2954 "c/say" => $SAY_CHANNEL,
2955 "c/chat" => $CHAT_CHANNEL,
2956);
2957
2509sub cf::client::send_msg { 2958sub cf::client::send_msg {
2510 my ($self, $channel, $msg, $color, @extra) = @_; 2959 my ($self, $channel, $msg, $color, @extra) = @_;
2511 2960
2512 $msg = $self->pl->expand_cfpod ($msg); 2961 $msg = $self->pl->expand_cfpod ($msg)
2962 unless $color & cf::NDI_VERBATIM;
2513 2963
2514 $color &= cf::NDI_CLIENT_MASK; # just in case... 2964 $color &= cf::NDI_CLIENT_MASK; # just in case...
2515 2965
2966 # check predefined channels, for the benefit of C
2967 if ($CHANNEL{$channel}) {
2968 $channel = $CHANNEL{$channel};
2969
2970 $self->ext_msg (channel_info => $channel);
2971 $channel = $channel->{id};
2972
2516 if (ref $channel) { 2973 } elsif (ref $channel) {
2517 # send meta info to client, if not yet sent 2974 # send meta info to client, if not yet sent
2518 unless (exists $self->{channel}{$channel->{id}}) { 2975 unless (exists $self->{channel}{$channel->{id}}) {
2519 $self->{channel}{$channel->{id}} = $channel; 2976 $self->{channel}{$channel->{id}} = $channel;
2520 $self->ext_msg (channel_info => $channel); 2977 $self->ext_msg (channel_info => $channel);
2521 } 2978 }
… …
2523 $channel = $channel->{id}; 2980 $channel = $channel->{id};
2524 } 2981 }
2525 2982
2526 return unless @extra || length $msg; 2983 return unless @extra || length $msg;
2527 2984
2528 if ($self->can_msg) {
2529 # default colour, mask it out 2985 # default colour, mask it out
2530 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2986 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2531 if $color & cf::NDI_DEF; 2987 if $color & cf::NDI_DEF;
2532 2988
2533 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2989 my $pkt = "msg "
2990 . $self->{json_coder}->encode (
2534 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2991 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535 } else { 2992 );
2536 if ($color >= 0) {
2537 # replace some tags by gcfclient-compatible ones
2538 for ($msg) {
2539 1 while
2540 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2541 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2542 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2543 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2544 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2545 }
2546 2993
2547 $color &= cf::NDI_COLOR_MASK; 2994 $self->send_big_packet ($pkt);
2548
2549 utf8::encode $msg;
2550
2551 if (0 && $msg =~ /\[/) {
2552 # COMMAND/INFO
2553 $self->send_packet ("drawextinfo $color 10 8 $msg")
2554 } else {
2555 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2556 $self->send_packet ("drawinfo $color $msg")
2557 }
2558 }
2559 }
2560} 2995}
2561 2996
2562=item $client->ext_msg ($type, @msg) 2997=item $client->ext_msg ($type, @msg)
2563 2998
2564Sends an ext event to the client. 2999Sends an ext event to the client.
… …
2567 3002
2568sub cf::client::ext_msg($$@) { 3003sub cf::client::ext_msg($$@) {
2569 my ($self, $type, @msg) = @_; 3004 my ($self, $type, @msg) = @_;
2570 3005
2571 if ($self->extcmd == 2) { 3006 if ($self->extcmd == 2) {
2572 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3007 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2573 } elsif ($self->extcmd == 1) { # TODO: remove 3008 } elsif ($self->extcmd == 1) { # TODO: remove
2574 push @msg, msgtype => "event_$type"; 3009 push @msg, msgtype => "event_$type";
2575 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3010 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2576 } 3011 }
2577} 3012}
2578 3013
2579=item $client->ext_reply ($msgid, @msg) 3014=item $client->ext_reply ($msgid, @msg)
2580 3015
… …
2584 3019
2585sub cf::client::ext_reply($$@) { 3020sub cf::client::ext_reply($$@) {
2586 my ($self, $id, @msg) = @_; 3021 my ($self, $id, @msg) = @_;
2587 3022
2588 if ($self->extcmd == 2) { 3023 if ($self->extcmd == 2) {
2589 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3024 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2590 } elsif ($self->extcmd == 1) { 3025 } elsif ($self->extcmd == 1) {
2591 #TODO: version 1, remove 3026 #TODO: version 1, remove
2592 unshift @msg, msgtype => "reply", msgid => $id; 3027 unshift @msg, msgtype => "reply", msgid => $id;
2593 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3028 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2594 } 3029 }
2595} 3030}
2596 3031
2597=item $success = $client->query ($flags, "text", \&cb) 3032=item $success = $client->query ($flags, "text", \&cb)
2598 3033
… …
2725our $safe_hole = new Safe::Hole; 3160our $safe_hole = new Safe::Hole;
2726 3161
2727$SIG{FPE} = 'IGNORE'; 3162$SIG{FPE} = 'IGNORE';
2728 3163
2729$safe->permit_only (Opcode::opset qw( 3164$safe->permit_only (Opcode::opset qw(
2730 :base_core :base_mem :base_orig :base_math 3165 :base_core :base_mem :base_orig :base_math :base_loop
2731 grepstart grepwhile mapstart mapwhile 3166 grepstart grepwhile mapstart mapwhile
2732 sort time 3167 sort time
2733)); 3168));
2734 3169
2735# here we export the classes and methods available to script code 3170# here we export the classes and methods available to script code
… …
2737=pod 3172=pod
2738 3173
2739The following functions and methods are available within a safe environment: 3174The following functions and methods are available within a safe environment:
2740 3175
2741 cf::object 3176 cf::object
2742 contr pay_amount pay_player map x y force_find force_add 3177 contr pay_amount pay_player map x y force_find force_add destroy
2743 insert remove name archname title slaying race decrease_ob_nr 3178 insert remove name archname title slaying race decrease split
3179 value
2744 3180
2745 cf::object::player 3181 cf::object::player
2746 player 3182 player
2747 3183
2748 cf::player 3184 cf::player
… …
2753 3189
2754=cut 3190=cut
2755 3191
2756for ( 3192for (
2757 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3193 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2758 insert remove inv name archname title slaying race 3194 insert remove inv nrof name archname title slaying race
2759 decrease_ob_nr)], 3195 decrease split destroy change_exp value msg lore send_msg)],
2760 ["cf::object::player" => qw(player)], 3196 ["cf::object::player" => qw(player)],
2761 ["cf::player" => qw(peaceful)], 3197 ["cf::player" => qw(peaceful send_msg)],
2762 ["cf::map" => qw(trigger)], 3198 ["cf::map" => qw(trigger)],
2763) { 3199) {
2764 no strict 'refs'; 3200 no strict 'refs';
2765 my ($pkg, @funs) = @$_; 3201 my ($pkg, @funs) = @$_;
2766 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3202 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
… …
2784 3220
2785 my $qcode = $code; 3221 my $qcode = $code;
2786 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3222 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2787 $qcode =~ s/\n/\\n/g; 3223 $qcode =~ s/\n/\\n/g;
2788 3224
3225 %vars = (_dummy => 0) unless %vars;
3226
3227 my @res;
2789 local $_; 3228 local $_;
2790 local @safe::cf::_safe_eval_args = values %vars;
2791 3229
2792 my $eval = 3230 my $eval =
2793 "do {\n" 3231 "do {\n"
2794 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3232 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2795 . "#line 0 \"{$qcode}\"\n" 3233 . "#line 0 \"{$qcode}\"\n"
2796 . $code 3234 . $code
2797 . "\n}" 3235 . "\n}"
2798 ; 3236 ;
2799 3237
3238 if ($CFG{safe_eval}) {
2800 sub_generation_inc; 3239 sub_generation_inc;
3240 local @safe::cf::_safe_eval_args = values %vars;
2801 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3241 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2802 sub_generation_inc; 3242 sub_generation_inc;
3243 } else {
3244 local @cf::_safe_eval_args = values %vars;
3245 @res = wantarray ? eval eval : scalar eval $eval;
3246 }
2803 3247
2804 if ($@) { 3248 if ($@) {
2805 warn "$@"; 3249 warn "$@";
2806 warn "while executing safe code '$code'\n"; 3250 warn "while executing safe code '$code'\n";
2807 warn "with arguments " . (join " ", %vars) . "\n"; 3251 warn "with arguments " . (join " ", %vars) . "\n";
… …
2826=cut 3270=cut
2827 3271
2828sub register_script_function { 3272sub register_script_function {
2829 my ($fun, $cb) = @_; 3273 my ($fun, $cb) = @_;
2830 3274
2831 no strict 'refs'; 3275 $fun = "safe::$fun" if $CFG{safe_eval};
2832 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3276 *$fun = $safe_hole->wrap ($cb);
2833} 3277}
2834 3278
2835=back 3279=back
2836 3280
2837=cut 3281=cut
… …
2858 3302
2859 $facedata->{version} == 2 3303 $facedata->{version} == 2
2860 or cf::cleanup "$path: version mismatch, cannot proceed."; 3304 or cf::cleanup "$path: version mismatch, cannot proceed.";
2861 3305
2862 # patch in the exptable 3306 # patch in the exptable
3307 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2863 $facedata->{resource}{"res/exp_table"} = { 3308 $facedata->{resource}{"res/exp_table"} = {
2864 type => FT_RSRC, 3309 type => FT_RSRC,
2865 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3310 data => $exp_table,
3311 hash => (Digest::MD5::md5 $exp_table),
2866 }; 3312 };
2867 cf::cede_to_tick; 3313 cf::cede_to_tick;
2868 3314
2869 { 3315 {
2870 my $faces = $facedata->{faceinfo}; 3316 my $faces = $facedata->{faceinfo};
2871 3317
2872 while (my ($face, $info) = each %$faces) { 3318 while (my ($face, $info) = each %$faces) {
2873 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3319 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3320
2874 cf::face::set_visibility $idx, $info->{visibility}; 3321 cf::face::set_visibility $idx, $info->{visibility};
2875 cf::face::set_magicmap $idx, $info->{magicmap}; 3322 cf::face::set_magicmap $idx, $info->{magicmap};
2876 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3323 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2877 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3324 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2878 3325
2879 cf::cede_to_tick; 3326 cf::cede_to_tick;
2880 } 3327 }
2881 3328
2882 while (my ($face, $info) = each %$faces) { 3329 while (my ($face, $info) = each %$faces) {
2883 next unless $info->{smooth}; 3330 next unless $info->{smooth};
3331
2884 my $idx = cf::face::find $face 3332 my $idx = cf::face::find $face
2885 or next; 3333 or next;
3334
2886 if (my $smooth = cf::face::find $info->{smooth}) { 3335 if (my $smooth = cf::face::find $info->{smooth}) {
2887 cf::face::set_smooth $idx, $smooth; 3336 cf::face::set_smooth $idx, $smooth;
2888 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3337 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2889 } else { 3338 } else {
2890 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3339 warn "smooth face '$info->{smooth}' not found for face '$face'";
… …
2904 3353
2905 cf::anim::invalidate_all; # d'oh 3354 cf::anim::invalidate_all; # d'oh
2906 } 3355 }
2907 3356
2908 { 3357 {
2909 # TODO: for gcfclient pleasure, we should give resources
2910 # that gcfclient doesn't grok a >10000 face index.
2911 my $res = $facedata->{resource}; 3358 my $res = $facedata->{resource};
2912 3359
2913 my $soundconf = delete $res->{"res/sound.conf"};
2914
2915 while (my ($name, $info) = each %$res) { 3360 while (my ($name, $info) = each %$res) {
3361 if (defined $info->{type}) {
2916 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3362 my $idx = (cf::face::find $name) || cf::face::alloc $name;
2917 my $data;
2918 3363
2919 if ($info->{type} & 1) { 3364 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2920 # prepend meta info 3365 cf::face::set_type $idx, $info->{type};
2921
2922 my $meta = $enc->encode ({
2923 name => $name,
2924 %{ $info->{meta} || {} },
2925 });
2926
2927 $data = pack "(w/a*)*", $meta, $info->{data};
2928 } else { 3366 } else {
2929 $data = $info->{data}; 3367 $RESOURCE{$name} = $info;
2930 } 3368 }
2931 3369
2932 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2933 cf::face::set_type $idx, $info->{type};
2934
2935 cf::cede_to_tick; 3370 cf::cede_to_tick;
2936 } 3371 }
2937
2938 if ($soundconf) {
2939 $soundconf = $enc->decode (delete $soundconf->{data});
2940
2941 for (0 .. SOUND_CAST_SPELL_0 - 1) {
2942 my $sound = $soundconf->{compat}[$_]
2943 or next;
2944
2945 my $face = cf::face::find "sound/$sound->[1]";
2946 cf::sound::set $sound->[0] => $face;
2947 cf::sound::old_sound_index $_, $face; # gcfclient-compat
2948 }
2949
2950 while (my ($k, $v) = each %{$soundconf->{event}}) {
2951 my $face = cf::face::find "sound/$v";
2952 cf::sound::set $k => $face;
2953 }
2954 }
2955 } 3372 }
3373
3374 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2956 3375
2957 1 3376 1
2958} 3377}
3378
3379cf::global->attach (on_resource_update => sub {
3380 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3381 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3382
3383 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3384 my $sound = $soundconf->{compat}[$_]
3385 or next;
3386
3387 my $face = cf::face::find "sound/$sound->[1]";
3388 cf::sound::set $sound->[0] => $face;
3389 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3390 }
3391
3392 while (my ($k, $v) = each %{$soundconf->{event}}) {
3393 my $face = cf::face::find "sound/$v";
3394 cf::sound::set $k => $face;
3395 }
3396 }
3397});
2959 3398
2960register_exticmd fx_want => sub { 3399register_exticmd fx_want => sub {
2961 my ($ns, $want) = @_; 3400 my ($ns, $want) = @_;
2962 3401
2963 while (my ($k, $v) = each %$want) { 3402 while (my ($k, $v) = each %$want) {
2964 $ns->fx_want ($k, $v); 3403 $ns->fx_want ($k, $v);
2965 } 3404 }
2966}; 3405};
3406
3407sub load_resource_file($) {
3408 my $guard = lock_acquire "load_resource_file";
3409
3410 my $status = load_resource_file_ $_[0];
3411 get_slot 0.1, 100;
3412 cf::arch::commit_load;
3413
3414 $status
3415}
2967 3416
2968sub reload_regions { 3417sub reload_regions {
2969 # HACK to clear player env face cache, we need some signal framework 3418 # HACK to clear player env face cache, we need some signal framework
2970 # for this (global event?) 3419 # for this (global event?)
2971 %ext::player_env::MUSIC_FACE_CACHE = (); 3420 %ext::player_env::MUSIC_FACE_CACHE = ();
… …
2985} 3434}
2986 3435
2987sub reload_archetypes { 3436sub reload_archetypes {
2988 load_resource_file "$DATADIR/archetypes" 3437 load_resource_file "$DATADIR/archetypes"
2989 or die "unable to load archetypes\n"; 3438 or die "unable to load archetypes\n";
2990 #d# NEED to laod twice to resolve forward references
2991 # this really needs to be done in an extra post-pass
2992 # (which needs to be synchronous, so solve it differently)
2993 load_resource_file "$DATADIR/archetypes"
2994 or die "unable to load archetypes\n";
2995} 3439}
2996 3440
2997sub reload_treasures { 3441sub reload_treasures {
2998 load_resource_file "$DATADIR/treasures" 3442 load_resource_file "$DATADIR/treasures"
2999 or die "unable to load treasurelists\n"; 3443 or die "unable to load treasurelists\n";
3000} 3444}
3001 3445
3002sub reload_resources { 3446sub reload_resources {
3003 warn "reloading resource files...\n"; 3447 warn "reloading resource files...\n";
3004 3448
3449 reload_facedata;
3450 reload_archetypes;
3005 reload_regions; 3451 reload_regions;
3006 reload_facedata;
3007 #reload_archetypes;#d#
3008 reload_archetypes;
3009 reload_treasures; 3452 reload_treasures;
3010 3453
3011 warn "finished reloading resource files\n"; 3454 warn "finished reloading resource files\n";
3012} 3455}
3013 3456
3014sub init {
3015 reload_resources;
3016}
3017
3018sub reload_config { 3457sub reload_config {
3458 warn "reloading config file...\n";
3459
3019 open my $fh, "<:utf8", "$CONFDIR/config" 3460 open my $fh, "<:utf8", "$CONFDIR/config"
3020 or return; 3461 or return;
3021 3462
3022 local $/; 3463 local $/;
3023 *CFG = YAML::Syck::Load <$fh>; 3464 *CFG = YAML::XS::Load scalar <$fh>;
3024 3465
3025 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3466 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3026 3467
3027 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3468 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3028 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3469 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
3032 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3473 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3033 and die "WARNING: m(un)lockall failed: $!\n"; 3474 and die "WARNING: m(un)lockall failed: $!\n";
3034 }; 3475 };
3035 warn $@ if $@; 3476 warn $@ if $@;
3036 } 3477 }
3478
3479 warn "finished reloading resource files\n";
3480}
3481
3482sub pidfile() {
3483 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3484 or die "$PIDFILE: $!";
3485 flock $fh, &Fcntl::LOCK_EX
3486 or die "$PIDFILE: flock: $!";
3487 $fh
3488}
3489
3490# make sure only one server instance is running at any one time
3491sub atomic {
3492 my $fh = pidfile;
3493
3494 my $pid = <$fh>;
3495 kill 9, $pid if $pid > 0;
3496
3497 seek $fh, 0, 0;
3498 print $fh $$;
3499}
3500
3501sub main_loop {
3502 warn "EV::loop starting\n";
3503 if (1) {
3504 EV::loop;
3505 }
3506 warn "EV::loop returned\n";
3507 goto &main_loop unless $REALLY_UNLOOP;
3037} 3508}
3038 3509
3039sub main { 3510sub main {
3511 cf::init_globals; # initialise logging
3512
3513 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3514 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3515 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3516 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3517
3518 cf::init_experience;
3519 cf::init_anim;
3520 cf::init_attackmess;
3521 cf::init_dynamic;
3522
3523 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3524
3040 # we must not ever block the main coroutine 3525 # we must not ever block the main coroutine
3041 local $Coro::idle = sub { 3526 local $Coro::idle = sub {
3042 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3527 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3043 (async { 3528 (async {
3044 Event::one_event; 3529 $Coro::current->{desc} = "IDLE BUG HANDLER";
3530 EV::loop EV::LOOP_ONESHOT;
3045 })->prio (Coro::PRIO_MAX); 3531 })->prio (Coro::PRIO_MAX);
3046 }; 3532 };
3047 3533
3534 evthread_start IO::AIO::poll_fileno;
3535
3536 cf::sync_job {
3537 cf::load_settings;
3538 cf::load_materials;
3539
3540 reload_resources;
3048 reload_config; 3541 reload_config;
3049 db_init; 3542 db_init;
3543
3544 cf::init_uuid;
3545 cf::init_signals;
3546 cf::init_commands;
3547 cf::init_skills;
3548
3549 cf::init_beforeplay;
3550
3551 atomic;
3552
3050 load_extensions; 3553 load_extensions;
3051 3554
3052 $TICK_WATCHER->start; 3555 utime time, time, $RUNTIMEFILE;
3053 Event::loop; 3556
3557 # no (long-running) fork's whatsoever before this point(!)
3558 use POSIX ();
3559 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3560
3561 (pop @POST_INIT)->(0) while @POST_INIT;
3562 };
3563
3564 main_loop;
3054} 3565}
3055 3566
3056############################################################################# 3567#############################################################################
3057# initialisation and cleanup 3568# initialisation and cleanup
3058 3569
3059# install some emergency cleanup handlers 3570# install some emergency cleanup handlers
3060BEGIN { 3571BEGIN {
3572 our %SIGWATCHER = ();
3061 for my $signal (qw(INT HUP TERM)) { 3573 for my $signal (qw(INT HUP TERM)) {
3062 Event->signal ( 3574 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3063 reentrant => 0,
3064 data => WF_AUTOCANCEL,
3065 signal => $signal,
3066 prio => 0,
3067 cb => sub {
3068 cf::cleanup "SIG$signal"; 3575 cf::cleanup "SIG$signal";
3069 },
3070 ); 3576 };
3071 } 3577 }
3072} 3578}
3073 3579
3074sub write_runtime { 3580sub write_runtime_sync {
3075 my $runtime = "$LOCALDIR/runtime"; 3581 my $t0 = EV::time;
3076 3582
3077 # first touch the runtime file to show we are still running: 3583 # first touch the runtime file to show we are still running:
3078 # the fsync below can take a very very long time. 3584 # the fsync below can take a very very long time.
3079 3585
3080 IO::AIO::aio_utime $runtime, undef, undef; 3586 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3081 3587
3082 my $guard = cf::lock_acquire "write_runtime"; 3588 my $guard = cf::lock_acquire "write_runtime";
3083 3589
3084 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3590 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3085 or return; 3591 or return;
3086 3592
3087 my $value = $cf::RUNTIME + 90 + 10; 3593 my $value = $cf::RUNTIME + 90 + 10;
3088 # 10 is the runtime save interval, for a monotonic clock 3594 # 10 is the runtime save interval, for a monotonic clock
3089 # 60 allows for the watchdog to kill the server. 3595 # 60 allows for the watchdog to kill the server.
… …
3099 aio_utime $fh, undef, undef; 3605 aio_utime $fh, undef, undef;
3100 3606
3101 close $fh 3607 close $fh
3102 or return; 3608 or return;
3103 3609
3104 aio_rename "$runtime~", $runtime 3610 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3105 and return; 3611 and return;
3106 3612
3107 warn "runtime file written.\n"; 3613 warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3108 3614
3109 1 3615 1
3616}
3617
3618our $uuid_lock;
3619our $uuid_skip;
3620
3621sub write_uuid_sync($) {
3622 $uuid_skip ||= $_[0];
3623
3624 return if $uuid_lock;
3625 local $uuid_lock = 1;
3626
3627 my $uuid = "$LOCALDIR/uuid";
3628
3629 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3630 or return;
3631
3632 my $value = uuid_seq uuid_cur;
3633
3634 unless ($value) {
3635 warn "cowardly refusing to write zero uuid value!\n";
3636 return;
3637 }
3638
3639 my $value = uuid_str $value + $uuid_skip;
3640 $uuid_skip = 0;
3641
3642 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3643 and return;
3644
3645 # always fsync - this file is important
3646 aio_fsync $fh
3647 and return;
3648
3649 close $fh
3650 or return;
3651
3652 aio_rename "$uuid~", $uuid
3653 and return;
3654
3655 warn "uuid file written ($value).\n";
3656
3657 1
3658
3659}
3660
3661sub write_uuid($$) {
3662 my ($skip, $sync) = @_;
3663
3664 $sync ? write_uuid_sync $skip
3665 : async { write_uuid_sync $skip };
3110} 3666}
3111 3667
3112sub emergency_save() { 3668sub emergency_save() {
3113 my $freeze_guard = cf::freeze_mainloop; 3669 my $freeze_guard = cf::freeze_mainloop;
3114 3670
3115 warn "enter emergency perl save\n"; 3671 warn "emergency_perl_save: enter\n";
3116 3672
3117 cf::sync_job { 3673 cf::sync_job {
3674 # this is a trade-off: we want to be very quick here, so
3675 # save all maps without fsync, and later call a global sync
3676 # (which in turn might be very very slow)
3677 local $USE_FSYNC = 0;
3678
3118 # use a peculiar iteration method to avoid tripping on perl 3679 # use a peculiar iteration method to avoid tripping on perl
3119 # refcount bugs in for. also avoids problems with players 3680 # refcount bugs in for. also avoids problems with players
3120 # and maps saved/destroyed asynchronously. 3681 # and maps saved/destroyed asynchronously.
3121 warn "begin emergency player save\n"; 3682 warn "emergency_perl_save: begin player save\n";
3122 for my $login (keys %cf::PLAYER) { 3683 for my $login (keys %cf::PLAYER) {
3123 my $pl = $cf::PLAYER{$login} or next; 3684 my $pl = $cf::PLAYER{$login} or next;
3124 $pl->valid or next; 3685 $pl->valid or next;
3686 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3125 $pl->save; 3687 $pl->save;
3126 } 3688 }
3127 warn "end emergency player save\n"; 3689 warn "emergency_perl_save: end player save\n";
3128 3690
3129 warn "begin emergency map save\n"; 3691 warn "emergency_perl_save: begin map save\n";
3130 for my $path (keys %cf::MAP) { 3692 for my $path (keys %cf::MAP) {
3131 my $map = $cf::MAP{$path} or next; 3693 my $map = $cf::MAP{$path} or next;
3132 $map->valid or next; 3694 $map->valid or next;
3133 $map->save; 3695 $map->save;
3134 } 3696 }
3135 warn "end emergency map save\n"; 3697 warn "emergency_perl_save: end map save\n";
3136 3698
3137 warn "begin emergency database checkpoint\n"; 3699 warn "emergency_perl_save: begin database checkpoint\n";
3138 BDB::db_env_txn_checkpoint $DB_ENV; 3700 BDB::db_env_txn_checkpoint $DB_ENV;
3139 warn "end emergency database checkpoint\n"; 3701 warn "emergency_perl_save: end database checkpoint\n";
3702
3703 warn "emergency_perl_save: begin write uuid\n";
3704 write_uuid_sync 1;
3705 warn "emergency_perl_save: end write uuid\n";
3140 }; 3706 };
3141 3707
3708 warn "emergency_perl_save: starting sync()\n";
3709 IO::AIO::aio_sync sub {
3710 warn "emergency_perl_save: finished sync()\n";
3711 };
3712
3142 warn "leave emergency perl save\n"; 3713 warn "emergency_perl_save: leave\n";
3143} 3714}
3144 3715
3145sub post_cleanup { 3716sub post_cleanup {
3146 my ($make_core) = @_; 3717 my ($make_core) = @_;
3147 3718
3148 warn Carp::longmess "post_cleanup backtrace" 3719 warn Carp::longmess "post_cleanup backtrace"
3149 if $make_core; 3720 if $make_core;
3721
3722 my $fh = pidfile;
3723 unlink $PIDFILE if <$fh> == $$;
3724}
3725
3726# a safer delete_package, copied from Symbol
3727sub clear_package($) {
3728 my $pkg = shift;
3729
3730 # expand to full symbol table name if needed
3731 unless ($pkg =~ /^main::.*::$/) {
3732 $pkg = "main$pkg" if $pkg =~ /^::/;
3733 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3734 $pkg .= '::' unless $pkg =~ /::$/;
3735 }
3736
3737 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3738 my $stem_symtab = *{$stem}{HASH};
3739
3740 defined $stem_symtab and exists $stem_symtab->{$leaf}
3741 or return;
3742
3743 # clear all symbols
3744 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3745 for my $name (keys %$leaf_symtab) {
3746 _gv_clear *{"$pkg$name"};
3747# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3748 }
3749 warn "cleared package $pkg\n";#d#
3150} 3750}
3151 3751
3152sub do_reload_perl() { 3752sub do_reload_perl() {
3153 # can/must only be called in main 3753 # can/must only be called in main
3154 if ($Coro::current != $Coro::main) { 3754 if ($Coro::current != $Coro::main) {
3155 warn "can only reload from main coroutine"; 3755 warn "can only reload from main coroutine";
3156 return; 3756 return;
3157 } 3757 }
3158 3758
3759 return if $RELOAD++;
3760
3761 my $t1 = EV::time;
3762
3763 while ($RELOAD) {
3159 warn "reloading..."; 3764 warn "reloading...";
3160 3765
3161 warn "entering sync_job"; 3766 warn "entering sync_job";
3162 3767
3163 cf::sync_job { 3768 cf::sync_job {
3164 cf::write_runtime; # external watchdog should not bark 3769 cf::write_runtime_sync; # external watchdog should not bark
3165 cf::emergency_save; 3770 cf::emergency_save;
3166 cf::write_runtime; # external watchdog should not bark 3771 cf::write_runtime_sync; # external watchdog should not bark
3167 3772
3168 warn "syncing database to disk"; 3773 warn "syncing database to disk";
3169 BDB::db_env_txn_checkpoint $DB_ENV; 3774 BDB::db_env_txn_checkpoint $DB_ENV;
3170 3775
3171 # if anything goes wrong in here, we should simply crash as we already saved 3776 # if anything goes wrong in here, we should simply crash as we already saved
3172 3777
3173 warn "cancelling all WF_AUTOCANCEL watchers";
3174 for (Event::all_watchers) {
3175 $_->cancel if $_->data & WF_AUTOCANCEL;
3176 }
3177
3178 warn "flushing outstanding aio requests"; 3778 warn "flushing outstanding aio requests";
3179 for (;;) {
3180 BDB::flush;
3181 IO::AIO::flush;
3182 Coro::cede;
3183 last unless IO::AIO::nreqs || BDB::nreqs; 3779 while (IO::AIO::nreqs || BDB::nreqs) {
3184 warn "iterate..."; 3780 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3185 }
3186
3187 ++$RELOAD;
3188
3189 warn "cancelling all extension coros";
3190 $_->cancel for values %EXT_CORO;
3191 %EXT_CORO = ();
3192
3193 warn "removing commands";
3194 %COMMAND = ();
3195
3196 warn "removing ext/exti commands";
3197 %EXTCMD = ();
3198 %EXTICMD = ();
3199
3200 warn "unloading/nuking all extensions";
3201 for my $pkg (@EXTS) {
3202 warn "... unloading $pkg";
3203
3204 if (my $cb = $pkg->can ("unload")) {
3205 eval {
3206 $cb->($pkg);
3207 1
3208 } or warn "$pkg unloaded, but with errors: $@";
3209 } 3781 }
3210 3782
3211 warn "... nuking $pkg"; 3783 warn "cancelling all extension coros";
3212 Symbol::delete_package $pkg; 3784 $_->cancel for values %EXT_CORO;
3213 } 3785 %EXT_CORO = ();
3214 3786
3215 warn "unloading all perl modules loaded from $LIBDIR"; 3787 warn "removing commands";
3216 while (my ($k, $v) = each %INC) { 3788 %COMMAND = ();
3217 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3218 3789
3790 warn "removing ext/exti commands";
3791 %EXTCMD = ();
3792 %EXTICMD = ();
3793
3794 warn "unloading/nuking all extensions";
3795 for my $pkg (@EXTS) {
3219 warn "... unloading $k"; 3796 warn "... unloading $pkg";
3220 delete $INC{$k};
3221 3797
3222 $k =~ s/\.pm$//;
3223 $k =~ s/\//::/g;
3224
3225 if (my $cb = $k->can ("unload_module")) { 3798 if (my $cb = $pkg->can ("unload")) {
3799 eval {
3226 $cb->(); 3800 $cb->($pkg);
3801 1
3802 } or warn "$pkg unloaded, but with errors: $@";
3803 }
3804
3805 warn "... clearing $pkg";
3806 clear_package $pkg;
3227 } 3807 }
3228 3808
3229 Symbol::delete_package $k; 3809 warn "unloading all perl modules loaded from $LIBDIR";
3810 while (my ($k, $v) = each %INC) {
3811 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3812
3813 warn "... unloading $k";
3814 delete $INC{$k};
3815
3816 $k =~ s/\.pm$//;
3817 $k =~ s/\//::/g;
3818
3819 if (my $cb = $k->can ("unload_module")) {
3820 $cb->();
3821 }
3822
3823 clear_package $k;
3230 } 3824 }
3231 3825
3232 warn "getting rid of safe::, as good as possible"; 3826 warn "getting rid of safe::, as good as possible";
3233 Symbol::delete_package "safe::$_" 3827 clear_package "safe::$_"
3234 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3828 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3235 3829
3236 warn "unloading cf.pm \"a bit\""; 3830 warn "unloading cf.pm \"a bit\"";
3237 delete $INC{"cf.pm"}; 3831 delete $INC{"cf.pm"};
3238 delete $INC{"cf/pod.pm"}; 3832 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3239 3833
3240 # don't, removes xs symbols, too, 3834 # don't, removes xs symbols, too,
3241 # and global variables created in xs 3835 # and global variables created in xs
3242 #Symbol::delete_package __PACKAGE__; 3836 #clear_package __PACKAGE__;
3243 3837
3244 warn "unload completed, starting to reload now"; 3838 warn "unload completed, starting to reload now";
3245 3839
3246 warn "reloading cf.pm"; 3840 warn "reloading cf.pm";
3247 require cf; 3841 require cf;
3248 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3842 cf::_connect_to_perl_1;
3249 3843
3250 warn "loading config and database again"; 3844 warn "loading config and database again";
3251 cf::reload_config; 3845 cf::reload_config;
3252 3846
3253 warn "loading extensions"; 3847 warn "loading extensions";
3254 cf::load_extensions; 3848 cf::load_extensions;
3255 3849
3850 if ($REATTACH_ON_RELOAD) {
3256 warn "reattaching attachments to objects/players"; 3851 warn "reattaching attachments to objects/players";
3257 _global_reattach; # objects, sockets 3852 _global_reattach; # objects, sockets
3258 warn "reattaching attachments to maps"; 3853 warn "reattaching attachments to maps";
3259 reattach $_ for values %MAP; 3854 reattach $_ for values %MAP;
3260 warn "reattaching attachments to players"; 3855 warn "reattaching attachments to players";
3261 reattach $_ for values %PLAYER; 3856 reattach $_ for values %PLAYER;
3857 }
3262 3858
3859 warn "running post_init jobs";
3860 (pop @POST_INIT)->(1) while @POST_INIT;
3861
3263 warn "leaving sync_job"; 3862 warn "leaving sync_job";
3264 3863
3265 1 3864 1
3266 } or do { 3865 } or do {
3267 warn $@; 3866 warn $@;
3268 warn "error while reloading, exiting."; 3867 cf::cleanup "error while reloading, exiting.";
3269 exit 1;
3270 }; 3868 };
3271 3869
3272 warn "reloaded"; 3870 warn "reloaded";
3871 --$RELOAD;
3872 }
3873
3874 $t1 = EV::time - $t1;
3875 warn "reload completed in ${t1}s\n";
3273}; 3876};
3274 3877
3275our $RELOAD_WATCHER; # used only during reload 3878our $RELOAD_WATCHER; # used only during reload
3276 3879
3277sub reload_perl() { 3880sub reload_perl() {
3278 # doing reload synchronously and two reloads happen back-to-back, 3881 # doing reload synchronously and two reloads happen back-to-back,
3279 # coro crashes during coro_state_free->destroy here. 3882 # coro crashes during coro_state_free->destroy here.
3280 3883
3281 $RELOAD_WATCHER ||= Event->timer ( 3884 $RELOAD_WATCHER ||= cf::async {
3282 reentrant => 0, 3885 Coro::AIO::aio_wait cache_extensions;
3283 after => 0, 3886
3284 data => WF_AUTOCANCEL, 3887 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3285 cb => sub {
3286 do_reload_perl; 3888 do_reload_perl;
3287 undef $RELOAD_WATCHER; 3889 undef $RELOAD_WATCHER;
3288 }, 3890 };
3289 ); 3891 };
3290} 3892}
3291 3893
3292register_command "reload" => sub { 3894register_command "reload" => sub {
3293 my ($who, $arg) = @_; 3895 my ($who, $arg) = @_;
3294 3896
3295 if ($who->flag (FLAG_WIZ)) { 3897 if ($who->flag (FLAG_WIZ)) {
3296 $who->message ("reloading server."); 3898 $who->message ("reloading server.");
3899 async {
3900 $Coro::current->{desc} = "perl_reload";
3297 async { reload_perl }; 3901 reload_perl;
3902 };
3298 } 3903 }
3299}; 3904};
3300 3905
3301unshift @INC, $LIBDIR; 3906unshift @INC, $LIBDIR;
3302 3907
… …
3304 3909
3305our @WAIT_FOR_TICK; 3910our @WAIT_FOR_TICK;
3306our @WAIT_FOR_TICK_BEGIN; 3911our @WAIT_FOR_TICK_BEGIN;
3307 3912
3308sub wait_for_tick { 3913sub wait_for_tick {
3309 return unless $TICK_WATCHER->is_active;
3310 return if $Coro::current == $Coro::main; 3914 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3311 3915
3312 my $signal = new Coro::Signal; 3916 my $signal = new Coro::Signal;
3313 push @WAIT_FOR_TICK, $signal; 3917 push @WAIT_FOR_TICK, $signal;
3314 $signal->wait; 3918 $signal->wait;
3315} 3919}
3316 3920
3317sub wait_for_tick_begin { 3921sub wait_for_tick_begin {
3318 return unless $TICK_WATCHER->is_active;
3319 return if $Coro::current == $Coro::main; 3922 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3320 3923
3321 my $signal = new Coro::Signal; 3924 my $signal = new Coro::Signal;
3322 push @WAIT_FOR_TICK_BEGIN, $signal; 3925 push @WAIT_FOR_TICK_BEGIN, $signal;
3323 $signal->wait; 3926 $signal->wait;
3324} 3927}
3325 3928
3326 my $min = 1e6;#d# 3929sub tick {
3327 my $avg = 10;
3328$TICK_WATCHER = Event->timer (
3329 reentrant => 0,
3330 parked => 1,
3331 prio => 0,
3332 at => $NEXT_TICK || $TICK,
3333 data => WF_AUTOCANCEL,
3334 cb => sub {
3335 if ($Coro::current != $Coro::main) { 3930 if ($Coro::current != $Coro::main) {
3336 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3931 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3337 unless ++$bug_warning > 10; 3932 unless ++$bug_warning > 10;
3338 return; 3933 return;
3339 } 3934 }
3340 3935
3341 $NOW = $tick_start = Event::time;
3342
3343 cf::server_tick; # one server iteration 3936 cf::server_tick; # one server iteration
3344 3937
3345 0 && sync_job {#d# 3938 #for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3346 for(1..10) {
3347 my $t = Event::time;
3348 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3349 or die;
3350 3939
3351 $map->width (50); 3940 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3352 $map->height (50); 3941 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3353 $map->alloc; 3942 Coro::async_pool {
3354 $map->_load_objects ("/tmp/x.map", 1); 3943 $Coro::current->{desc} = "runtime saver";
3355 my $t = Event::time - $t; 3944 write_runtime_sync
3356 3945 or warn "ERROR: unable to write runtime file: $!";
3357 #next unless $t < 0.0013;#d#
3358 if ($t < $min) {
3359 $min = $t;
3360 }
3361 $avg = $avg * 0.99 + $t * 0.01;
3362 }
3363 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3364 exit 0;
3365 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3366 }; 3946 };
3947 }
3367 3948
3368 $RUNTIME += $TICK;
3369 $NEXT_TICK += $TICK;
3370
3371 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3372 $NEXT_RUNTIME_WRITE = $NOW + 10;
3373 Coro::async_pool {
3374 write_runtime
3375 or warn "ERROR: unable to write runtime file: $!";
3376 };
3377 }
3378
3379# my $AFTER = Event::time;
3380# warn $AFTER - $NOW;#d#
3381
3382 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3949 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3383 $sig->send; 3950 $sig->send;
3384 } 3951 }
3385 while (my $sig = shift @WAIT_FOR_TICK) { 3952 while (my $sig = shift @WAIT_FOR_TICK) {
3386 $sig->send; 3953 $sig->send;
3387 } 3954 }
3388 3955
3389 $NOW = Event::time; 3956 $LOAD = ($NOW - $TICK_START) / $TICK;
3390
3391 # if we are delayed by four ticks or more, skip them all
3392 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3393
3394 $TICK_WATCHER->at ($NEXT_TICK);
3395 $TICK_WATCHER->start;
3396
3397 $LOAD = ($NOW - $tick_start) / $TICK;
3398 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3957 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3399 3958
3400 _post_tick; 3959 if (0) {
3401 3960 if ($NEXT_TICK) {
3402 3961 my $jitter = $TICK_START - $NEXT_TICK;
3962 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3963 warn "jitter $JITTER\n";#d#
3964 }
3403 }, 3965 }
3404); 3966}
3405 3967
3406{ 3968{
3407 BDB::max_poll_time $TICK * 0.1; 3969 # configure BDB
3408 $BDB_POLL_WATCHER = Event->io ( 3970
3409 reentrant => 0,
3410 fd => BDB::poll_fileno,
3411 poll => 'r',
3412 prio => 0,
3413 data => WF_AUTOCANCEL,
3414 cb => \&BDB::poll_cb,
3415 );
3416 BDB::min_parallel 8; 3971 BDB::min_parallel 16;
3417 3972 BDB::max_poll_reqs $TICK * 0.1;
3418 BDB::set_sync_prepare { 3973 $AnyEvent::BDB::WATCHER->priority (1);
3419 my $status;
3420 my $current = $Coro::current;
3421 (
3422 sub {
3423 $status = $!;
3424 $current->ready; undef $current;
3425 },
3426 sub {
3427 Coro::schedule while defined $current;
3428 $! = $status;
3429 },
3430 )
3431 };
3432 3974
3433 unless ($DB_ENV) { 3975 unless ($DB_ENV) {
3434 $DB_ENV = BDB::db_env_create; 3976 $DB_ENV = BDB::db_env_create;
3977 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3978 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3979 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3980 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3981 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3435 3982
3436 cf::sync_job { 3983 cf::sync_job {
3437 eval { 3984 eval {
3438 BDB::db_env_open 3985 BDB::db_env_open
3439 $DB_ENV, 3986 $DB_ENV,
… …
3441 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3988 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3442 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3989 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3443 0666; 3990 0666;
3444 3991
3445 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3992 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3446
3447 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3448 $DB_ENV->set_lk_detect;
3449 }; 3993 };
3450 3994
3451 cf::cleanup "db_env_open(db): $@" if $@; 3995 cf::cleanup "db_env_open(db): $@" if $@;
3452 }; 3996 };
3453 } 3997 }
3998
3999 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
4000 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
4001 };
4002 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
4003 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4004 };
4005 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4006 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4007 };
3454} 4008}
3455 4009
3456{ 4010{
4011 # configure IO::AIO
4012
3457 IO::AIO::min_parallel 8; 4013 IO::AIO::min_parallel 8;
3458
3459 undef $Coro::AIO::WATCHER;
3460 IO::AIO::max_poll_time $TICK * 0.1; 4014 IO::AIO::max_poll_time $TICK * 0.1;
3461 $AIO_POLL_WATCHER = Event->io ( 4015 undef $AnyEvent::AIO::WATCHER;
3462 reentrant => 0,
3463 data => WF_AUTOCANCEL,
3464 fd => IO::AIO::poll_fileno,
3465 poll => 'r',
3466 prio => 6,
3467 cb => \&IO::AIO::poll_cb,
3468 );
3469} 4016}
3470 4017
3471my $_log_backtrace; 4018my $_log_backtrace;
3472 4019
3473sub _log_backtrace { 4020sub _log_backtrace {
… …
3476 $msg =~ s/\n//; 4023 $msg =~ s/\n//;
3477 4024
3478 # limit the # of concurrent backtraces 4025 # limit the # of concurrent backtraces
3479 if ($_log_backtrace < 2) { 4026 if ($_log_backtrace < 2) {
3480 ++$_log_backtrace; 4027 ++$_log_backtrace;
4028 my $perl_bt = Carp::longmess $msg;
3481 async { 4029 async {
4030 $Coro::current->{desc} = "abt $msg";
4031
3482 my @bt = fork_call { 4032 my @bt = fork_call {
3483 @addr = map { sprintf "%x", $_ } @addr; 4033 @addr = map { sprintf "%x", $_ } @addr;
3484 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4034 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3485 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4035 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3486 or die "addr2line: $!"; 4036 or die "addr2line: $!";
… …
3494 } 4044 }
3495 4045
3496 @funcs 4046 @funcs
3497 }; 4047 };
3498 4048
3499 LOG llevInfo, "[ABT] $msg\n"; 4049 LOG llevInfo, "[ABT] $perl_bt\n";
4050 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3500 LOG llevInfo, "[ABT] $_\n" for @bt; 4051 LOG llevInfo, "[ABT] $_\n" for @bt;
3501 --$_log_backtrace; 4052 --$_log_backtrace;
3502 }; 4053 };
3503 } else { 4054 } else {
3504 LOG llevInfo, "[ABT] $msg\n"; 4055 LOG llevInfo, "[ABT] $msg\n";
3505 LOG llevInfo, "[ABT] [suppressed]\n"; 4056 LOG llevInfo, "[ABT] [suppressed]\n";
3506 } 4057 }
3507} 4058}
3508 4059
3509# load additional modules 4060# load additional modules
3510use cf::pod; 4061require "cf/$_.pm" for @EXTRA_MODULES;
4062cf::_connect_to_perl_2;
3511 4063
3512END { cf::emergency_save } 4064END { cf::emergency_save }
3513 4065
35141 40661
3515 4067

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