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Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.511 by root, Wed Apr 7 18:35:56 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
84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 118our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 119our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER; 120our $BDB_TRICKLE_WATCHER;
88our $DB_ENV; 121our $DB_ENV;
89 122
123our @EXTRA_MODULES = qw(pod match mapscript);
124
90our %CFG; 125our %CFG;
91 126
92our $UPTIME; $UPTIME ||= time; 127our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 128our $RUNTIME;
129our $NOW;
94 130
95our (%PLAYER, %PLAYER_LOADING); # all users 131our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 132our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 133our $LINK_MAP; # the special {link} map, which is always available
98 134
99# used to convert map paths into valid unix filenames by replacing / by ∕ 135# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 136our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 137
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 138our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 139our $LOADAVG; # same thing, but with alpha-smoothing
140our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 141our $TICK_START; # for load detecting purposes
142
143our @POST_INIT;
144
145our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146our $REALLY_UNLOOP; # never set to true, please :)
105 147
106binmode STDOUT; 148binmode STDOUT;
107binmode STDERR; 149binmode STDERR;
108 150
109# read virtual server time, if available 151# read virtual server time, if available
110unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 152unless ($RUNTIME || !-e $RUNTIMEFILE) {
111 open my $fh, "<", "$LOCALDIR/runtime" 153 open my $fh, "<", $RUNTIMEFILE
112 or die "unable to read runtime file: $!"; 154 or die "unable to read $RUNTIMEFILE file: $!";
113 $RUNTIME = <$fh> + 0.; 155 $RUNTIME = <$fh> + 0.;
114} 156}
157
158eval "sub TICK() { $TICK } 1" or die;
115 159
116mkdir $_ 160mkdir $_
117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 161 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118 162
119our $EMERGENCY_POSITION; 163our $EMERGENCY_POSITION;
120 164
121sub cf::map::normalise; 165sub cf::map::normalise;
166
167#############################################################################
168
169%REFLECT = ();
170for (@REFLECT) {
171 my $reflect = JSON::XS::decode_json $_;
172 $REFLECT{$reflect->{class}} = $reflect;
173}
174
175# this is decidedly evil
176$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122 177
123############################################################################# 178#############################################################################
124 179
125=head2 GLOBAL VARIABLES 180=head2 GLOBAL VARIABLES
126 181
162 217
163The raw value load value from the last tick. 218The raw value load value from the last tick.
164 219
165=item %cf::CFG 220=item %cf::CFG
166 221
167Configuration for the server, loaded from C</etc/crossfire/config>, or 222Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 223from wherever your confdir points to.
169 224
170=item cf::wait_for_tick, cf::wait_for_tick_begin 225=item cf::wait_for_tick, cf::wait_for_tick_begin
171 226
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 227These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173returns directly I<after> the tick processing (and consequently, can only wake one process 228returns directly I<after> the tick processing (and consequently, can only wake one process
174per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 229per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175 230
176=item @cf::INVOKE_RESULTS 231=item @cf::INVOKE_RESULTS
177 232
178This array contains the results of the last C<invoke ()> call. When 233This array contains the results of the last C<invoke ()> call. When
179C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 234C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180that call. 235that call.
181 236
237=item %cf::REFLECT
238
239Contains, for each (C++) class name, a hash reference with information
240about object members (methods, scalars, arrays and flags) and other
241metadata, which is useful for introspection.
242
182=back 243=back
183 244
184=cut 245=cut
185 246
186BEGIN { 247$Coro::State::WARNHOOK = sub {
187 *CORE::GLOBAL::warn = sub {
188 my $msg = join "", @_; 248 my $msg = join "", @_;
189 249
190 $msg .= "\n" 250 $msg .= "\n"
191 unless $msg =~ /\n$/; 251 unless $msg =~ /\n$/;
192 252
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 254
195 LOG llevError, $msg; 255 LOG llevError, $msg;
196 }; 256};
197} 257
258$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "=="
260
261 warn Carp::longmess $_[0];
262
263 if ($Coro::current == $Coro::main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d#
266 }#d#
267
268 # kill coroutine otherwise
269 Coro::terminate
270};
198 271
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 272@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 273@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 274@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 275@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
209for my $pkg (qw( 282for my $pkg (qw(
210 cf::global cf::attachable 283 cf::global cf::attachable
211 cf::object cf::object::player 284 cf::object cf::object::player
212 cf::client cf::player 285 cf::client cf::player
213 cf::arch cf::living 286 cf::arch cf::living
287 cf::map cf::mapspace
214 cf::map cf::party cf::region 288 cf::party cf::region
215)) { 289)) {
216 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 291}
219 292
220$Event::DIED = sub { 293$EV::DIED = sub {
221 warn "error in event callback: @_"; 294 Carp::cluck "error in event callback: @_";
222}; 295};
223 296
224############################################################################# 297#############################################################################
225 298
226=head2 UTILITY FUNCTIONS 299=head2 UTILITY FUNCTIONS
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 321 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 322 $d
250 } || "[unable to dump $_[0]: '$@']"; 323 } || "[unable to dump $_[0]: '$@']";
251} 324}
252 325
253=item $ref = cf::from_json $json 326=item $ref = cf::decode_json $json
254 327
255Converts a JSON string into the corresponding perl data structure. 328Converts a JSON string into the corresponding perl data structure.
256 329
257=item $json = cf::to_json $ref 330=item $json = cf::encode_json $ref
258 331
259Converts a perl data structure into its JSON representation. 332Converts a perl data structure into its JSON representation.
260 333
261=cut 334=cut
262 335
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 337
265sub to_json ($) { $json_coder->encode ($_[0]) } 338sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 339sub decode_json($) { $json_coder->decode ($_[0]) }
340
341=item cf::post_init { BLOCK }
342
343Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344but I<before> the server starts ticking again.
345
346The cdoeblock will have a single boolean argument to indicate whether this
347is a reload or not.
348
349=cut
350
351sub post_init(&) {
352 push @POST_INIT, shift;
353}
267 354
268=item cf::lock_wait $string 355=item cf::lock_wait $string
269 356
270Wait until the given lock is available. See cf::lock_acquire. 357Wait until the given lock is available. See cf::lock_acquire.
271 358
272=item my $lock = cf::lock_acquire $string 359=item my $lock = cf::lock_acquire $string
273 360
274Wait until the given lock is available and then acquires it and returns 361Wait until the given lock is available and then acquires it and returns
275a Coro::guard object. If the guard object gets destroyed (goes out of scope, 362a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276for example when the coroutine gets canceled), the lock is automatically 363for example when the coroutine gets canceled), the lock is automatically
277returned. 364returned.
278 365
279Locks are *not* recursive, locking from the same coro twice results in a 366Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro. 367deadlocked coro.
286 373
287Return true if the lock is currently active, i.e. somebody has locked it. 374Return true if the lock is currently active, i.e. somebody has locked it.
288 375
289=cut 376=cut
290 377
291our %LOCK; 378our $LOCKS = new Coro::SemaphoreSet;
292our %LOCKER;#d#
293 379
294sub lock_wait($) { 380sub lock_wait($) {
295 my ($key) = @_; 381 $LOCKS->wait ($_[0]);
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
301
302 # wait for lock, if any
303 while ($LOCK{$key}) {
304 push @{ $LOCK{$key} }, $Coro::current;
305 Coro::schedule;
306 }
307} 382}
308 383
309sub lock_acquire($) { 384sub lock_acquire($) {
310 my ($key) = @_; 385 $LOCKS->guard ($_[0])
311
312 # wait, to be sure we are not locked
313 lock_wait $key;
314
315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
317
318 Coro::guard {
319 delete $LOCKER{$key};#d#
320 # wake up all waiters, to be on the safe side
321 $_->ready for @{ delete $LOCK{$key} };
322 }
323} 386}
324 387
325sub lock_active($) { 388sub lock_active($) {
326 my ($key) = @_; 389 $LOCKS->count ($_[0]) < 1
327
328 ! ! $LOCK{$key}
329} 390}
330 391
331sub freeze_mainloop { 392sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 393 tick_inhibit_inc;
333 394
334 my $guard = Coro::guard { 395 &Guard::guard (\&tick_inhibit_dec);
335 $TICK_WATCHER->start; 396}
336 }; 397
337 $TICK_WATCHER->stop; 398=item cf::periodic $interval, $cb
338 $guard 399
400Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer.
402
403=cut
404
405sub periodic($$) {
406 my ($interval, $cb) = @_;
407
408 my $start = rand List::Util::min 180, $interval;
409
410 EV::periodic $start, $interval, 0, $cb
339} 411}
340 412
341=item cf::get_slot $time[, $priority[, $name]] 413=item cf::get_slot $time[, $priority[, $name]]
342 414
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 415Allocate $time seconds of blocking CPU time at priority C<$priority>:
351 423
352=cut 424=cut
353 425
354our @SLOT_QUEUE; 426our @SLOT_QUEUE;
355our $SLOT_QUEUE; 427our $SLOT_QUEUE;
428our $SLOT_DECAY = 0.9;
356 429
357$SLOT_QUEUE->cancel if $SLOT_QUEUE; 430$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358$SLOT_QUEUE = Coro::async { 431$SLOT_QUEUE = Coro::async {
359 $Coro::current->desc ("timeslot manager"); 432 $Coro::current->desc ("timeslot manager");
360 433
361 my $signal = new Coro::Signal; 434 my $signal = new Coro::Signal;
435 my $busy;
362 436
363 while () { 437 while () {
364 next_job: 438 next_job:
439
365 my $avail = cf::till_tick; 440 my $avail = cf::till_tick;
366 if ($avail > 0.01) { 441
367 for (0 .. $#SLOT_QUEUE) { 442 for (0 .. $#SLOT_QUEUE) {
368 if ($SLOT_QUEUE[$_][0] < $avail) { 443 if ($SLOT_QUEUE[$_][0] <= $avail) {
444 $busy = 0;
369 my $job = splice @SLOT_QUEUE, $_, 1, (); 445 my $job = splice @SLOT_QUEUE, $_, 1, ();
370 $job->[2]->send; 446 $job->[2]->send;
371 Coro::cede; 447 Coro::cede;
372 goto next_job; 448 goto next_job;
373 } 449 } else {
450 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374 } 451 }
375 } 452 }
376 453
377 if (@SLOT_QUEUE) { 454 if (@SLOT_QUEUE) {
378 # we do not use wait_For_tick() as it returns immediately when tick is inactive 455 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal; 456 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait; 457 $signal->wait;
381 } else { 458 } else {
459 $busy = 0;
382 Coro::schedule; 460 Coro::schedule;
383 } 461 }
384 } 462 }
385}; 463};
386 464
387sub get_slot($;$$) { 465sub get_slot($;$$) {
466 return if tick_inhibit || $Coro::current == $Coro::main;
467
388 my ($time, $pri, $name) = @_; 468 my ($time, $pri, $name) = @_;
389 469
390 $time = $TICK * .6 if $time > $TICK * .6; 470 $time = clamp $time, 0.01, $TICK * .6;
471
391 my $sig = new Coro::Signal; 472 my $sig = new Coro::Signal;
392 473
393 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 474 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 475 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395 $SLOT_QUEUE->ready; 476 $SLOT_QUEUE->ready;
406 487
407BEGIN { *async = \&Coro::async_pool } 488BEGIN { *async = \&Coro::async_pool }
408 489
409=item cf::sync_job { BLOCK } 490=item cf::sync_job { BLOCK }
410 491
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 492The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 493is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 494partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 495acceptable.
415 496
416If 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
417the given BLOCK in another coroutine while waiting for the result. The 498the given BLOCK in another coroutine while waiting for the result. The
422 503
423sub sync_job(&) { 504sub sync_job(&) {
424 my ($job) = @_; 505 my ($job) = @_;
425 506
426 if ($Coro::current == $Coro::main) { 507 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 508 my $time = EV::time;
428 509
429 # this is the main coro, too bad, we have to block 510 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 511 # till the operation succeeds, freezing the server :/
431 512
432 # TODO: use suspend/resume instead 513 LOG llevError, Carp::longmess "sync job";#d#
433 # (but this is cancel-safe) 514
434 my $freeze_guard = freeze_mainloop; 515 my $freeze_guard = freeze_mainloop;
435 516
436 my $busy = 1; 517 my $busy = 1;
437 my @res; 518 my @res;
438 519
442 warn $@ if $@; 523 warn $@ if $@;
443 undef $busy; 524 undef $busy;
444 })->prio (Coro::PRIO_MAX); 525 })->prio (Coro::PRIO_MAX);
445 526
446 while ($busy) { 527 while ($busy) {
447 Coro::cede or Event::one_event; 528 if (Coro::nready) {
529 Coro::cede_notself;
530 } else {
531 EV::loop EV::LOOP_ONESHOT;
448 } 532 }
533 }
449 534
450 $time = Event::time - $time; 535 my $time = EV::time - $time;
451 536
452 LOG llevError | logBacktrace, Carp::longmess "long sync job"
453 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455 $tick_start += $time; # do not account sync jobs to server load 537 $TICK_START += $time; # do not account sync jobs to server load
456 538
457 wantarray ? @res : $res[0] 539 wantarray ? @res : $res[0]
458 } else { 540 } else {
459 # we are in another coroutine, how wonderful, everything just works 541 # we are in another coroutine, how wonderful, everything just works
460 542
485=item fork_call { }, $args 567=item fork_call { }, $args
486 568
487Executes the given code block with the given arguments in a seperate 569Executes the given code block with the given arguments in a seperate
488process, returning the results. Everything must be serialisable with 570process, returning the results. Everything must be serialisable with
489Coro::Storable. May, of course, block. Note that the executed sub may 571Coro::Storable. May, of course, block. Note that the executed sub may
490never block itself or use any form of Event handling. 572never block itself or use any form of event handling.
491 573
492=cut 574=cut
493 575
494sub fork_call(&@) { 576sub fork_call(&@) {
495 my ($cb, @args) = @_; 577 my ($cb, @args) = @_;
502 reset_signals; 584 reset_signals;
503 &$cb 585 &$cb
504 }, @args; 586 }, @args;
505 587
506 wantarray ? @res : $res[-1] 588 wantarray ? @res : $res[-1]
589}
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
507} 616}
508 617
509=item $value = cf::db_get $family => $key 618=item $value = cf::db_get $family => $key
510 619
511Returns a single value from the environment database. 620Returns a single value from the environment database.
650 759
651############################################################################# 760#############################################################################
652 761
653=head2 ATTACHABLE OBJECTS 762=head2 ATTACHABLE OBJECTS
654 763
655Many 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
656attach callbacks/event handlers (a collection of which is called an "attachment") 765attach callbacks/event handlers (a collection of which is called an "attachment")
657to it. All such attachable objects support the following methods. 766to it. All such attachable objects support the following methods.
658 767
659In 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>
660C<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
661Crossfire TRT). 770Deliantra).
662 771
663=over 4 772=over 4
664 773
665=item $attachable->attach ($attachment, key => $value...) 774=item $attachable->attach ($attachment, key => $value...)
666 775
710=item cf::CLASS::attachment $name, ... 819=item cf::CLASS::attachment $name, ...
711 820
712Register an attachment by C<$name> through which attachable objects of the 821Register an attachment by C<$name> through which attachable objects of the
713given CLASS can refer to this attachment. 822given CLASS can refer to this attachment.
714 823
715Some classes such as crossfire maps and objects can specify attachments 824Some classes such as deliantra maps and objects can specify attachments
716that 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.
717 826
718These calls expect any number of the following handler/hook descriptions: 827These calls expect any number of the following handler/hook descriptions:
719 828
720=over 4 829=over 4
948 } 1057 }
949 1058
950 0 1059 0
951} 1060}
952 1061
953=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1062=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954 1063
955=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1064=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956 1065
957Generate an object-specific event with the given arguments. 1066Generate an object-specific event with the given arguments.
958 1067
964 1073
965=cut 1074=cut
966 1075
967############################################################################# 1076#############################################################################
968# object support 1077# object support
969#
970 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#
971sub _can_merge { 1112sub _can_merge {
972 my ($ob1, $ob2) = @_; 1113 my ($ob1, $ob2) = @_;
973 1114
974 local $Storable::canonical = 1; 1115 ++$SLOW_MERGES;#d#
975 my $fob1 = Storable::freeze $ob1;
976 my $fob2 = Storable::freeze $ob2;
977 1116
978 $fob1 eq $fob2 1117 # we do the slow way here
1118 return _object_equal $ob1, $ob2
979} 1119}
980 1120
981sub reattach { 1121sub reattach {
982 # basically do the same as instantiate, without calling instantiate 1122 # basically do the same as instantiate, without calling instantiate
983 my ($obj) = @_; 1123 my ($obj) = @_;
984 1124
1125 # no longer needed after getting rid of delete_package?
985 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
986 1127
987 my $registry = $obj->registry; 1128 my $registry = $obj->registry;
988 1129
989 @$registry = (); 1130 @$registry = ();
990 1131
1005cf::attachable->attach ( 1146cf::attachable->attach (
1006 prio => -1000000, 1147 prio => -1000000,
1007 on_instantiate => sub { 1148 on_instantiate => sub {
1008 my ($obj, $data) = @_; 1149 my ($obj, $data) = @_;
1009 1150
1010 $data = from_json $data; 1151 $data = decode_json $data;
1011 1152
1012 for (@$data) { 1153 for (@$data) {
1013 my ($name, $args) = @$_; 1154 my ($name, $args) = @$_;
1014 1155
1015 $obj->attach ($name, %{$args || {} }); 1156 $obj->attach ($name, %{$args || {} });
1036 utf8::decode (my $decname = $filename); 1177 utf8::decode (my $decname = $filename);
1037 warn sprintf "saving %s (%d,%d)\n", 1178 warn sprintf "saving %s (%d,%d)\n",
1038 $decname, length $$rdata, scalar @$objs; 1179 $decname, length $$rdata, scalar @$objs;
1039 1180
1040 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1181 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041 chmod SAVE_MODE, $fh; 1182 aio_chmod $fh, SAVE_MODE;
1042 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1183 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043 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 }
1044 close $fh; 1188 aio_close $fh;
1045 1189
1046 if (@$objs) { 1190 if (@$objs) {
1047 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) {
1048 chmod SAVE_MODE, $fh; 1192 aio_chmod $fh, SAVE_MODE;
1049 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1193 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050 aio_write $fh, 0, (length $data), $data, 0; 1194 aio_write $fh, 0, (length $data), $data, 0;
1051 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 }
1052 close $fh; 1199 aio_close $fh;
1053 aio_rename "$filename.pst~", "$filename.pst"; 1200 aio_rename "$filename.pst~", "$filename.pst";
1054 } 1201 }
1055 } else { 1202 } else {
1056 aio_unlink "$filename.pst"; 1203 aio_unlink "$filename.pst";
1057 } 1204 }
1058 1205
1059 aio_rename "$filename~", $filename; 1206 aio_rename "$filename~", $filename;
1207
1208 $filename =~ s%/[^/]+$%%;
1209 aio_pathsync $filename if $cf::USE_FSYNC;
1060 } else { 1210 } else {
1061 warn "FATAL: $filename~: $!\n"; 1211 warn "unable to save objects: $filename~: $!\n";
1062 } 1212 }
1063 } else { 1213 } else {
1064 aio_unlink $filename; 1214 aio_unlink $filename;
1065 aio_unlink "$filename.pst"; 1215 aio_unlink "$filename.pst";
1066 } 1216 }
1085 1235
1086 unless (aio_stat "$filename.pst") { 1236 unless (aio_stat "$filename.pst") {
1087 (aio_load "$filename.pst", $av) >= 0 1237 (aio_load "$filename.pst", $av) >= 0
1088 or return; 1238 or return;
1089 1239
1090 $av = eval { (Storable::thaw $av)->{objs} }; 1240 my $st = eval { Coro::Storable::thaw $av };
1241 $av = $st->{objs};
1091 } 1242 }
1092 1243
1093 utf8::decode (my $decname = $filename); 1244 utf8::decode (my $decname = $filename);
1094 warn sprintf "loading %s (%d,%d)\n", 1245 warn sprintf "loading %s (%d,%d)\n",
1095 $decname, length $data, scalar @{$av || []}; 1246 $decname, length $data, scalar @{$av || []};
1156 my ($name, $cb) = @_; 1307 my ($name, $cb) = @_;
1157 1308
1158 $EXTICMD{$name} = $cb; 1309 $EXTICMD{$name} = $cb;
1159} 1310}
1160 1311
1312use File::Glob ();
1313
1161cf::player->attach ( 1314cf::player->attach (
1162 on_command => sub { 1315 on_unknown_command => sub {
1163 my ($pl, $name, $params) = @_; 1316 my ($pl, $name, $params) = @_;
1164 1317
1165 my $cb = $COMMAND{$name} 1318 my $cb = $COMMAND{$name}
1166 or return; 1319 or return;
1167 1320
1197 1350
1198 cf::override; 1351 cf::override;
1199 }, 1352 },
1200); 1353);
1201 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
1202sub load_extensions { 1368sub load_extensions {
1203 cf::sync_job { 1369 cf::sync_job {
1204 my %todo; 1370 my %todo;
1205 1371
1206 for my $path (<$LIBDIR/*.ext>) { 1372 for my $path (<$LIBDIR/*.ext>) {
1225 1391
1226 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1392 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1393 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228 1394
1229 $ext{source} = 1395 $ext{source} =
1230 "package $pkg; use strict; use utf8;\n" 1396 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1231 . "#line 1 \"$path\"\n{\n" 1397 . "#line 1 \"$path\"\n{\n"
1232 . $source 1398 . $source
1233 . "\n};\n1"; 1399 . "\n};\n1";
1234 1400
1235 $todo{$base} = \%ext; 1401 $todo{$base} = \%ext;
1236 } 1402 }
1237 1403
1404 my $pass = 0;
1238 my %done; 1405 my %done;
1239 while (%todo) { 1406 while (%todo) {
1240 my $progress; 1407 my $progress;
1241 1408
1409 ++$pass;
1410
1411 ext:
1242 while (my ($k, $v) = each %todo) { 1412 while (my ($k, $v) = each %todo) {
1243 for (split /,\s*/, $v->{meta}{depends}) { 1413 for (split /,\s*/, $v->{meta}{depends}) {
1244 goto skip 1414 next ext
1245 unless exists $done{$_}; 1415 unless exists $done{$_};
1246 } 1416 }
1247 1417
1248 warn "... loading '$k' into '$v->{pkg}'\n"; 1418 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249 1419
1250 unless (eval $v->{source}) { 1420 my $active = eval $v->{source};
1421
1422 if (length $@) {
1251 my $msg = $@ ? "$v->{path}: $@\n" 1423 warn "$v->{path}: $@\n";
1252 : "$v->{base}: extension inactive.\n";
1253 1424
1425 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254 if (exists $v->{meta}{mandatory}) { 1426 if exists $v->{meta}{mandatory};
1255 warn $msg; 1427 } else {
1256 warn "mandatory extension failed to load, exiting.\n"; 1428 $done{$k} = delete $todo{$k};
1257 exit 1; 1429 push @EXTS, $v->{pkg};
1258 } 1430 $progress = 1;
1259 1431
1260 warn $msg; 1432 warn "$v->{base}: extension inactive.\n"
1433 unless $active;
1261 } 1434 }
1262
1263 $done{$k} = delete $todo{$k};
1264 push @EXTS, $v->{pkg};
1265 $progress = 1;
1266 } 1435 }
1267 1436
1268 skip: 1437 unless ($progress) {
1269 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1438 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270 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 }
1271 } 1445 }
1272 }; 1446 };
1273} 1447}
1274 1448
1275############################################################################# 1449#############################################################################
1276 1450
1277=back 1451=back
1278 1452
1279=head2 CORE EXTENSIONS 1453=head2 CORE EXTENSIONS
1280 1454
1281Functions and methods that extend core crossfire objects. 1455Functions and methods that extend core deliantra objects.
1282 1456
1283=cut 1457=cut
1284 1458
1285package cf::player; 1459package cf::player;
1286 1460
1329 1503
1330sub exists($) { 1504sub exists($) {
1331 my ($login) = @_; 1505 my ($login) = @_;
1332 1506
1333 $cf::PLAYER{$login} 1507 $cf::PLAYER{$login}
1334 or cf::sync_job { !aio_stat path $login } 1508 or !aio_stat path $login
1335} 1509}
1336 1510
1337sub find($) { 1511sub find($) {
1338 return $cf::PLAYER{$_[0]} || do { 1512 return $cf::PLAYER{$_[0]} || do {
1339 my $login = $_[0]; 1513 my $login = $_[0];
1351 my $f = new_from_file cf::object::thawer path $login 1525 my $f = new_from_file cf::object::thawer path $login
1352 or return; 1526 or return;
1353 1527
1354 my $pl = cf::player::load_pl $f 1528 my $pl = cf::player::load_pl $f
1355 or return; 1529 or return;
1530
1356 local $cf::PLAYER_LOADING{$login} = $pl; 1531 local $cf::PLAYER_LOADING{$login} = $pl;
1357 $f->resolve_delayed_derefs; 1532 $f->resolve_delayed_derefs;
1358 $cf::PLAYER{$login} = $pl 1533 $cf::PLAYER{$login} = $pl
1359 } 1534 }
1360 } 1535 }
1361} 1536}
1362 1537
1538cf::player->attach (
1539 on_load => sub {
1540 my ($pl, $path) = @_;
1541
1542 # restore slots saved in save, below
1543 my $slots = delete $pl->{_slots};
1544
1545 $pl->ob->current_weapon ($slots->[0]);
1546 $pl->combat_ob ($slots->[1]);
1547 $pl->ranged_ob ($slots->[2]);
1548 },
1549);
1550
1363sub save($) { 1551sub save($) {
1364 my ($pl) = @_; 1552 my ($pl) = @_;
1365 1553
1366 return if $pl->{deny_save}; 1554 return if $pl->{deny_save};
1367 1555
1370 1558
1371 return if $pl->{deny_save}; 1559 return if $pl->{deny_save};
1372 1560
1373 aio_mkdir playerdir $pl, 0770; 1561 aio_mkdir playerdir $pl, 0770;
1374 $pl->{last_save} = $cf::RUNTIME; 1562 $pl->{last_save} = $cf::RUNTIME;
1563
1564 cf::get_slot 0.01;
1565
1566 # save slots, to be restored later
1567 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375 1568
1376 $pl->save_pl ($path); 1569 $pl->save_pl ($path);
1377 cf::cede_to_tick; 1570 cf::cede_to_tick;
1378} 1571}
1379 1572
1411 my ($pl) = @_; 1604 my ($pl) = @_;
1412 1605
1413 my $name = $pl->ob->name; 1606 my $name = $pl->ob->name;
1414 1607
1415 $pl->{deny_save} = 1; 1608 $pl->{deny_save} = 1;
1416 $pl->password ("*"); # this should lock out the player until we nuked the dir 1609 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1417 1610
1418 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1611 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1419 $pl->deactivate; 1612 $pl->deactivate;
1613 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1614 $pl->ob->check_score;
1420 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1615 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1421 $pl->ns->destroy if $pl->ns; 1616 $pl->ns->destroy if $pl->ns;
1422 1617
1423 my $path = playerdir $pl; 1618 my $path = playerdir $pl;
1424 my $temp = "$path~$cf::RUNTIME~deleting~"; 1619 my $temp = "$path~$cf::RUNTIME~deleting~";
1463 1658
1464 for my $login (@$dirs) { 1659 for my $login (@$dirs) {
1465 my $path = path $login; 1660 my $path = path $login;
1466 1661
1467 # a .pst is a dead give-away for a valid player 1662 # a .pst is a dead give-away for a valid player
1468 unless (-e "$path.pst") { 1663 # if no pst file found, open and chekc for blocked users
1664 if (aio_stat "$path.pst") {
1469 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1665 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470 aio_read $fh, 0, 512, my $buf, 0 or next; 1666 aio_read $fh, 0, 512, my $buf, 0 or next;
1471 $buf !~ /^password -------------$/m or next; # official not-valid tag 1667 $buf !~ /^password -------------$/m or next; # official not-valid tag
1472 } 1668 }
1473 1669
1504 } 1700 }
1505 1701
1506 \@paths 1702 \@paths
1507} 1703}
1508 1704
1509=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1705=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510 1706
1511Expand crossfire pod fragments into protocol xml. 1707Expand deliantra pod fragments into protocol xml.
1512
1513=cut
1514
1515sub expand_cfpod {
1516 ((my $self), (local $_)) = @_;
1517
1518 # escape & and <
1519 s/&/&amp;/g;
1520 s/(?<![BIUGHT])</&lt;/g;
1521
1522 # this is buggy, it needs to properly take care of nested <'s
1523
1524 1 while
1525 # replace B<>, I<>, U<> etc.
1526 s/B<([^\>]*)>/<b>$1<\/b>/
1527 || s/I<([^\>]*)>/<i>$1<\/i>/
1528 || s/U<([^\>]*)>/<u>$1<\/u>/
1529 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530 # replace G<male|female> tags
1531 || s{G<([^>|]*)\|([^>]*)>}{
1532 $self->gender ? $2 : $1
1533 }ge
1534 # replace H<hint text>
1535 || s{H<([^\>]*)>}
1536 {
1537 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539 "")
1540 [$self->{hintmode}]
1541 }ge;
1542
1543 # create single paragraphs (very hackish)
1544 s/(?<=\S)\n(?=\w)/ /g;
1545
1546 # compress some whitespace
1547 s/\s+\n/\n/g; # ws line-ends
1548 s/\n\n+/\n/g; # double lines
1549 s/^\n+//; # beginning lines
1550 s/\n+$//; # ending lines
1551
1552 $_
1553}
1554
1555sub hintmode {
1556 $_[0]{hintmode} = $_[1] if @_ > 1;
1557 $_[0]{hintmode}
1558}
1559 1708
1560=item $player->ext_reply ($msgid, @msg) 1709=item $player->ext_reply ($msgid, @msg)
1561 1710
1562Sends an ext reply to the player. 1711Sends an ext reply to the player.
1563 1712
1630our $MAX_RESET = 3600; 1779our $MAX_RESET = 3600;
1631our $DEFAULT_RESET = 3000; 1780our $DEFAULT_RESET = 3000;
1632 1781
1633sub generate_random_map { 1782sub generate_random_map {
1634 my ($self, $rmp) = @_; 1783 my ($self, $rmp) = @_;
1784
1785 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786
1635 # mit "rum" bekleckern, nicht 1787 # mit "rum" bekleckern, nicht
1636 $self->_create_random_map ( 1788 $self->_create_random_map (
1637 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1789 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1790 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1639 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1791 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640 $rmp->{exit_on_final_map}, 1792 $rmp->{exit_on_final_map},
1641 $rmp->{xsize}, $rmp->{ysize}, 1793 $rmp->{xsize}, $rmp->{ysize},
1642 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1794 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1795 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1761 1913
1762# the temporary/swap location 1914# the temporary/swap location
1763sub save_path { 1915sub save_path {
1764 my ($self) = @_; 1916 my ($self) = @_;
1765 1917
1766 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1918 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767 "$TMPDIR/$path.map" 1919 "$TMPDIR/$path.map"
1768} 1920}
1769 1921
1770# the unique path, undef == no special unique path 1922# the unique path, undef == no special unique path
1771sub uniq_path { 1923sub uniq_path {
1772 my ($self) = @_; 1924 my ($self) = @_;
1773 1925
1774 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1926 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775 "$UNIQUEDIR/$path" 1927 "$UNIQUEDIR/$path"
1776}
1777
1778# and all this just because we cannot iterate over
1779# all maps in C++...
1780sub change_all_map_light {
1781 my ($change) = @_;
1782
1783 $_->change_map_light ($change)
1784 for grep $_->outdoor, values %cf::MAP;
1785} 1928}
1786 1929
1787sub decay_objects { 1930sub decay_objects {
1788 my ($self) = @_; 1931 my ($self) = @_;
1789 1932
1873sub find { 2016sub find {
1874 my ($path, $origin) = @_; 2017 my ($path, $origin) = @_;
1875 2018
1876 $path = normalise $path, $origin && $origin->path; 2019 $path = normalise $path, $origin && $origin->path;
1877 2020
1878 cf::lock_wait "map_data:$path";#d#remove 2021 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879 cf::lock_wait "map_find:$path"; 2022 my $guard2 = cf::lock_acquire "map_find:$path";
1880 2023
1881 $cf::MAP{$path} || do { 2024 $cf::MAP{$path} || do {
1882 my $guard1 = cf::lock_acquire "map_find:$path";
1883 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885 my $map = new_from_path cf::map $path 2025 my $map = new_from_path cf::map $path
1886 or return; 2026 or return;
1887 2027
1888 $map->{last_save} = $cf::RUNTIME; 2028 $map->{last_save} = $cf::RUNTIME;
1889 2029
1891 or return; 2031 or return;
1892 2032
1893 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2033 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894 # doing this can freeze the server in a sync job, obviously 2034 # doing this can freeze the server in a sync job, obviously
1895 #$cf::WAIT_FOR_TICK->wait; 2035 #$cf::WAIT_FOR_TICK->wait;
2036 undef $guard2;
1896 undef $guard1; 2037 undef $guard1;
1897 undef $guard2;
1898 $map->reset; 2038 $map->reset;
1899 return find $path; 2039 return find $path;
1900 } 2040 }
1901 2041
1902 $cf::MAP{$path} = $map 2042 $cf::MAP{$path} = $map
1903 } 2043 }
1904} 2044}
1905 2045
1906sub pre_load { } 2046sub pre_load { }
1907sub post_load { } 2047#sub post_load { } # XS
1908 2048
1909sub load { 2049sub load {
1910 my ($self) = @_; 2050 my ($self) = @_;
1911 2051
1912 local $self->{deny_reset} = 1; # loading can take a long time 2052 local $self->{deny_reset} = 1; # loading can take a long time
1929 my $f = new_from_file cf::object::thawer $self->{load_path}; 2069 my $f = new_from_file cf::object::thawer $self->{load_path};
1930 $f->skip_block; 2070 $f->skip_block;
1931 $self->_load_objects ($f) 2071 $self->_load_objects ($f)
1932 or return; 2072 or return;
1933 2073
1934 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2074 $self->post_load_original
1935 if delete $self->{load_original}; 2075 if delete $self->{load_original};
1936 2076
1937 if (my $uniq = $self->uniq_path) { 2077 if (my $uniq = $self->uniq_path) {
1938 utf8::encode $uniq; 2078 utf8::encode $uniq;
1939 unless (aio_stat $uniq) { 2079 unless (aio_stat $uniq) {
1957 unless ($self->{deny_activate}) { 2097 unless ($self->{deny_activate}) {
1958 $self->decay_objects; 2098 $self->decay_objects;
1959 $self->fix_auto_apply; 2099 $self->fix_auto_apply;
1960 $self->update_buttons; 2100 $self->update_buttons;
1961 cf::cede_to_tick; 2101 cf::cede_to_tick;
1962 $self->set_darkness_map;
1963 cf::cede_to_tick;
1964 $self->activate; 2102 $self->activate;
1965 } 2103 }
1966 2104
1967 $self->{last_save} = $cf::RUNTIME; 2105 $self->{last_save} = $cf::RUNTIME;
1968 $self->last_access ($cf::RUNTIME); 2106 $self->last_access ($cf::RUNTIME);
1969 2107
1970 $self->in_memory (cf::MAP_IN_MEMORY); 2108 $self->in_memory (cf::MAP_ACTIVE);
1971 } 2109 }
1972 2110
1973 $self->post_load; 2111 $self->post_load;
1974} 2112}
1975 2113
2114# customize the map for a given player, i.e.
2115# return the _real_ map. used by e.g. per-player
2116# maps to change the path to ~playername/mappath
1976sub customise_for { 2117sub customise_for {
1977 my ($self, $ob) = @_; 2118 my ($self, $ob) = @_;
1978 2119
1979 return find "~" . $ob->name . "/" . $self->{path} 2120 return find "~" . $ob->name . "/" . $self->{path}
1980 if $self->per_player; 2121 if $self->per_player;
2033 my ($path, $origin, $load) = @_; 2174 my ($path, $origin, $load) = @_;
2034 2175
2035 $path = normalise $path, $origin && $origin->{path}; 2176 $path = normalise $path, $origin && $origin->{path};
2036 2177
2037 if (my $map = $cf::MAP{$path}) { 2178 if (my $map = $cf::MAP{$path}) {
2038 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2179 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2039 } 2180 }
2040 2181
2041 $MAP_PREFETCH{$path} |= $load; 2182 $MAP_PREFETCH{$path} |= $load;
2042 2183
2043 $MAP_PREFETCHER ||= cf::async { 2184 $MAP_PREFETCHER ||= cf::async {
2080 cf::async { 2221 cf::async {
2081 $Coro::current->{desc} = "map player save"; 2222 $Coro::current->{desc} = "map player save";
2082 $_->contr->save for $self->players; 2223 $_->contr->save for $self->players;
2083 }; 2224 };
2084 2225
2226 cf::get_slot 0.02;
2227
2085 if ($uniq) { 2228 if ($uniq) {
2086 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2229 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2230 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2088 } else { 2231 } else {
2089 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2232 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2097 $self->save; 2240 $self->save;
2098 2241
2099 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2242 my $lock = cf::lock_acquire "map_data:$self->{path}";
2100 2243
2101 return if $self->players; 2244 return if $self->players;
2102 return if $self->in_memory != cf::MAP_IN_MEMORY; 2245 return if $self->in_memory != cf::MAP_ACTIVE;
2103 return if $self->{deny_save}; 2246 return if $self->{deny_save};
2104 2247
2105 $self->in_memory (cf::MAP_SWAPPED); 2248 $self->in_memory (cf::MAP_SWAPPED);
2106 2249
2107 $self->deactivate; 2250 $self->deactivate;
2132 2275
2133 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2276 my $lock = cf::lock_acquire "map_data:$self->{path}";
2134 2277
2135 return if $self->players; 2278 return if $self->players;
2136 2279
2137 warn "resetting map ", $self->path; 2280 warn "resetting map ", $self->path, "\n";
2138 2281
2139 $self->in_memory (cf::MAP_SWAPPED); 2282 $self->in_memory (cf::MAP_SWAPPED);
2140 2283
2141 # need to save uniques path 2284 # need to save uniques path
2142 unless ($self->{deny_save}) { 2285 unless ($self->{deny_save}) {
2225 2368
2226sub unique_maps() { 2369sub unique_maps() {
2227 [ 2370 [
2228 map { 2371 map {
2229 utf8::decode $_; 2372 utf8::decode $_;
2230 /\.map$/ 2373 s/\.map$//; # TODO future compatibility hack
2374 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2375 ? ()
2231 ? normalise $_ 2376 : normalise $_
2232 : ()
2233 } @{ aio_readdir $UNIQUEDIR or [] } 2377 } @{ aio_readdir $UNIQUEDIR or [] }
2234 ] 2378 ]
2235} 2379}
2236 2380
2237package cf; 2381=item cf::map::static_maps
2382
2383Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2384file in the shared directory excluding F</styles> and F</editor>). May
2385block.
2386
2387=cut
2388
2389sub static_maps() {
2390 my @dirs = "";
2391 my @maps;
2392
2393 while (@dirs) {
2394 my $dir = shift @dirs;
2395
2396 next if $dir eq "/styles" || $dir eq "/editor";
2397
2398 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2399 or return;
2400
2401 for (@$files) {
2402 s/\.map$// or next;
2403 utf8::decode $_;
2404 push @maps, "$dir/$_";
2405 }
2406
2407 push @dirs, map "$dir/$_", @$dirs;
2408 }
2409
2410 \@maps
2411}
2238 2412
2239=back 2413=back
2240 2414
2241=head3 cf::object 2415=head3 cf::object
2242 2416
2246 2420
2247=over 4 2421=over 4
2248 2422
2249=item $ob->inv_recursive 2423=item $ob->inv_recursive
2250 2424
2251Returns the inventory of the object _and_ their inventories, recursively. 2425Returns the inventory of the object I<and> their inventories, recursively,
2426but I<not> the object itself.
2252 2427
2253=cut 2428=cut
2254 2429
2255sub inv_recursive_; 2430sub inv_recursive_;
2256sub inv_recursive_ { 2431sub inv_recursive_ {
2261 inv_recursive_ inv $_[0] 2436 inv_recursive_ inv $_[0]
2262} 2437}
2263 2438
2264=item $ref = $ob->ref 2439=item $ref = $ob->ref
2265 2440
2266creates and returns a persistent reference to an objetc that can be stored as a string. 2441Creates and returns a persistent reference to an object that can be stored as a string.
2267 2442
2268=item $ob = cf::object::deref ($refstring) 2443=item $ob = cf::object::deref ($refstring)
2269 2444
2270returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2445returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271even if the object actually exists. May block. 2446even if the object actually exists. May block.
2303can be C<undef>. Does the right thing when the player is currently in a 2478can be C<undef>. Does the right thing when the player is currently in a
2304dialogue with the given NPC character. 2479dialogue with the given NPC character.
2305 2480
2306=cut 2481=cut
2307 2482
2483our $SAY_CHANNEL = {
2484 id => "say",
2485 title => "Map",
2486 reply => "say ",
2487 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2488};
2489
2490our $CHAT_CHANNEL = {
2491 id => "chat",
2492 title => "Chat",
2493 reply => "chat ",
2494 tooltip => "Player chat and shouts, global to the server.",
2495};
2496
2308# rough implementation of a future "reply" method that works 2497# rough implementation of a future "reply" method that works
2309# with dialog boxes. 2498# with dialog boxes.
2310#TODO: the first argument must go, split into a $npc->reply_to ( method 2499#TODO: the first argument must go, split into a $npc->reply_to ( method
2311sub cf::object::player::reply($$$;$) { 2500sub cf::object::player::reply($$$;$) {
2312 my ($self, $npc, $msg, $flags) = @_; 2501 my ($self, $npc, $msg, $flags) = @_;
2323 my $dialog = $pl->{npc_dialog}; 2512 my $dialog = $pl->{npc_dialog};
2324 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2513 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325 2514
2326 } else { 2515 } else {
2327 $msg = $npc->name . " says: $msg" if $npc; 2516 $msg = $npc->name . " says: $msg" if $npc;
2328 $self->message ($msg, $flags); 2517 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329 } 2518 }
2330 } 2519 }
2331} 2520}
2332 2521
2333=item $object->send_msg ($channel, $msg, $color, [extra...]) 2522=item $object->send_msg ($channel, $msg, $color, [extra...])
2358 2547
2359=item $player_object->enter_link 2548=item $player_object->enter_link
2360 2549
2361Freezes the player and moves him/her to a special map (C<{link}>). 2550Freezes the player and moves him/her to a special map (C<{link}>).
2362 2551
2363The player should be reasonably safe there for short amounts of time. You 2552The player should be reasonably safe there for short amounts of time (e.g.
2364I<MUST> call C<leave_link> as soon as possible, though. 2553for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2554though, as the palyer cannot control the character while it is on the link
2555map.
2365 2556
2366Will never block. 2557Will never block.
2367 2558
2368=item $player_object->leave_link ($map, $x, $y) 2559=item $player_object->leave_link ($map, $x, $y)
2369 2560
2421 ($x, $y) = (-1, -1) 2612 ($x, $y) = (-1, -1)
2422 unless (defined $x) && (defined $y); 2613 unless (defined $x) && (defined $y);
2423 2614
2424 # use -1 or undef as default coordinates, not 0, 0 2615 # use -1 or undef as default coordinates, not 0, 0
2425 ($x, $y) = ($map->enter_x, $map->enter_y) 2616 ($x, $y) = ($map->enter_x, $map->enter_y)
2426 if $x <=0 && $y <= 0; 2617 if $x <= 0 && $y <= 0;
2427 2618
2428 $map->load; 2619 $map->load;
2429 $map->load_neighbours; 2620 $map->load_neighbours;
2430 2621
2431 return unless $self->contr->active; 2622 return unless $self->contr->active;
2432 $self->activate_recursive;
2433 2623
2434 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2624 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435 $self->enter_map ($map, $x, $y); 2625 $self->enter_map ($map, $x, $y);
2626
2627 # only activate afterwards, to support waiting in hooks
2628 $self->activate_recursive;
2436} 2629}
2437 2630
2438=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2631=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2439 2632
2440Moves the player to the given map-path and coordinates by first freezing 2633Moves the player to the given map-path and coordinates by first freezing
2441her, loading and preparing them map, calling the provided $check callback 2634her, loading and preparing them map, calling the provided $check callback
2442that has to return the map if sucecssful, and then unfreezes the player on 2635that has to return the map if sucecssful, and then unfreezes the player on
2443the new (success) or old (failed) map position. In either case, $done will 2636the new (success) or old (failed) map position. In either case, $done will
2444be called at the end of this process. 2637be called at the end of this process.
2638
2639Note that $check will be called with a potentially non-loaded map, so if
2640it needs a loaded map it has to call C<< ->load >>.
2445 2641
2446=cut 2642=cut
2447 2643
2448our $GOTOGEN; 2644our $GOTOGEN;
2449 2645
2528} 2724}
2529 2725
2530sub prepare_random_map { 2726sub prepare_random_map {
2531 my ($exit) = @_; 2727 my ($exit) = @_;
2532 2728
2533 my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535 # all this does is basically replace the /! path by 2729 # all this does is basically replace the /! path by
2536 # a new random map path (?random/...) with a seed 2730 # a new random map path (?random/...) with a seed
2537 # that depends on the exit object 2731 # that depends on the exit object
2538 2732
2539 my $rmp = parse_random_map_params $exit->msg; 2733 my $rmp = parse_random_map_params $exit->msg;
2541 if ($exit->map) { 2735 if ($exit->map) {
2542 $rmp->{region} = $exit->region->name; 2736 $rmp->{region} = $exit->region->name;
2543 $rmp->{origin_map} = $exit->map->path; 2737 $rmp->{origin_map} = $exit->map->path;
2544 $rmp->{origin_x} = $exit->x; 2738 $rmp->{origin_x} = $exit->x;
2545 $rmp->{origin_y} = $exit->y; 2739 $rmp->{origin_y} = $exit->y;
2740
2741 $exit->map->touch;
2546 } 2742 }
2547 2743
2548 $rmp->{random_seed} ||= $exit->random_seed; 2744 $rmp->{random_seed} ||= $exit->random_seed;
2549 2745
2550 my $data = cf::to_json $rmp; 2746 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551 my $md5 = Digest::MD5::md5_hex $data; 2747 my $md5 = Digest::MD5::md5_hex $data;
2552 my $meta = "$RANDOMDIR/$md5.meta"; 2748 my $meta = "$RANDOMDIR/$md5.meta";
2553 2749
2554 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2750 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555 aio_write $fh, 0, (length $data), $data, 0; 2751 aio_write $fh, 0, (length $data), $data, 0;
2556 undef $fh; 2752 undef $fh;
2557 aio_rename "$meta~", $meta; 2753 aio_rename "$meta~", $meta;
2558 2754
2755 my $slaying = "?random/$md5";
2756
2757 if ($exit->valid) {
2559 $exit->slaying ("?random/$md5"); 2758 $exit->slaying ("?random/$md5");
2560 $exit->msg (undef); 2759 $exit->msg (undef);
2760 }
2561 } 2761 }
2562} 2762}
2563 2763
2564sub cf::object::player::enter_exit { 2764sub cf::object::player::enter_exit {
2565 my ($self, $exit) = @_; 2765 my ($self, $exit) = @_;
2566 2766
2567 return unless $self->type == cf::PLAYER; 2767 return unless $self->type == cf::PLAYER;
2568 2768
2569 if ($exit->slaying eq "/!") {
2570 #TODO: this should de-fi-ni-te-ly not be a sync-job
2571 # the problem is that $exit might not survive long enough
2572 # so it needs to be done right now, right here
2573 cf::sync_job { prepare_random_map $exit };
2574 }
2575
2576 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577 my $hp = $exit->stats->hp;
2578 my $sp = $exit->stats->sp;
2579
2580 $self->enter_link; 2769 $self->enter_link;
2581 2770
2582 # if exit is damned, update players death & WoR home-position
2583 $self->contr->savebed ($slaying, $hp, $sp)
2584 if $exit->flag (FLAG_DAMNED);
2585
2586 (async { 2771 (async {
2587 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2772 $Coro::current->{desc} = "enter_exit";
2588 2773
2589 $self->deactivate_recursive; # just to be sure
2590 unless (eval { 2774 unless (eval {
2775 $self->deactivate_recursive; # just to be sure
2776
2777 # random map handling
2778 {
2779 my $guard = cf::lock_acquire "exit_prepare:$exit";
2780
2781 prepare_random_map $exit
2782 if $exit->slaying eq "/!";
2783 }
2784
2785 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2786 my $x = $exit->stats->hp;
2787 my $y = $exit->stats->sp;
2788
2591 $self->goto ($slaying, $hp, $sp); 2789 $self->goto ($map, $x, $y);
2592 2790
2791 # if exit is damned, update players death & WoR home-position
2792 $self->contr->savebed ($map, $x, $y)
2793 if $exit->flag (cf::FLAG_DAMNED);
2794
2593 1; 2795 1
2594 }) { 2796 }) {
2595 $self->message ("Something went wrong deep within the crossfire server. " 2797 $self->message ("Something went wrong deep within the deliantra server. "
2596 . "I'll try to bring you back to the map you were before. " 2798 . "I'll try to bring you back to the map you were before. "
2597 . "Please report this to the dungeon master!", 2799 . "Please report this to the dungeon master!",
2598 cf::NDI_UNIQUE | cf::NDI_RED); 2800 cf::NDI_UNIQUE | cf::NDI_RED);
2599 2801
2600 warn "ERROR in enter_exit: $@"; 2802 warn "ERROR in enter_exit: $@";
2617sub cf::client::send_drawinfo { 2819sub cf::client::send_drawinfo {
2618 my ($self, $text, $flags) = @_; 2820 my ($self, $text, $flags) = @_;
2619 2821
2620 utf8::encode $text; 2822 utf8::encode $text;
2621 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2823 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2824}
2825
2826=item $client->send_big_packet ($pkt)
2827
2828Like C<send_packet>, but tries to compress large packets, and fragments
2829them as required.
2830
2831=cut
2832
2833our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2834
2835sub cf::client::send_big_packet {
2836 my ($self, $pkt) = @_;
2837
2838 # try lzf for large packets
2839 $pkt = "lzf " . Compress::LZF::compress $pkt
2840 if 1024 <= length $pkt and $self->{can_lzf};
2841
2842 # split very large packets
2843 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2844 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2845 $pkt = "frag";
2846 }
2847
2848 $self->send_packet ($pkt);
2622} 2849}
2623 2850
2624=item $client->send_msg ($channel, $msg, $color, [extra...]) 2851=item $client->send_msg ($channel, $msg, $color, [extra...])
2625 2852
2626Send a drawinfo or msg packet to the client, formatting the msg for the 2853Send a drawinfo or msg packet to the client, formatting the msg for the
2628the message, with C<log> being the default. If C<$color> is negative, suppress 2855the message, with C<log> being the default. If C<$color> is negative, suppress
2629the message unless the client supports the msg packet. 2856the message unless the client supports the msg packet.
2630 2857
2631=cut 2858=cut
2632 2859
2860# non-persistent channels (usually the info channel)
2633our %CHANNEL = ( 2861our %CHANNEL = (
2862 "c/motd" => {
2863 id => "infobox",
2864 title => "MOTD",
2865 reply => undef,
2866 tooltip => "The message of the day",
2867 },
2634 "c/identify" => { 2868 "c/identify" => {
2635 id => "infobox", 2869 id => "infobox",
2636 title => "Identify", 2870 title => "Identify",
2637 reply => undef, 2871 reply => undef,
2638 tooltip => "Items recently identified", 2872 tooltip => "Items recently identified",
2641 id => "infobox", 2875 id => "infobox",
2642 title => "Examine", 2876 title => "Examine",
2643 reply => undef, 2877 reply => undef,
2644 tooltip => "Signs and other items you examined", 2878 tooltip => "Signs and other items you examined",
2645 }, 2879 },
2880 "c/shopinfo" => {
2881 id => "infobox",
2882 title => "Shop Info",
2883 reply => undef,
2884 tooltip => "What your bargaining skill tells you about the shop",
2885 },
2886 "c/book" => {
2887 id => "infobox",
2888 title => "Book",
2889 reply => undef,
2890 tooltip => "The contents of a note or book",
2891 },
2646 "c/lookat" => { 2892 "c/lookat" => {
2647 id => "infobox", 2893 id => "infobox",
2648 title => "Look", 2894 title => "Look",
2649 reply => undef, 2895 reply => undef,
2650 tooltip => "What you saw there", 2896 tooltip => "What you saw there",
2651 }, 2897 },
2898 "c/who" => {
2899 id => "infobox",
2900 title => "Players",
2901 reply => undef,
2902 tooltip => "Shows players who are currently online",
2903 },
2904 "c/body" => {
2905 id => "infobox",
2906 title => "Body Parts",
2907 reply => undef,
2908 tooltip => "Shows which body parts you posess and are available",
2909 },
2910 "c/statistics" => {
2911 id => "infobox",
2912 title => "Statistics",
2913 reply => undef,
2914 tooltip => "Shows your primary statistics",
2915 },
2916 "c/skills" => {
2917 id => "infobox",
2918 title => "Skills",
2919 reply => undef,
2920 tooltip => "Shows your experience per skill and item power",
2921 },
2922 "c/shopitems" => {
2923 id => "infobox",
2924 title => "Shop Items",
2925 reply => undef,
2926 tooltip => "Shows the items currently for sale in this shop",
2927 },
2928 "c/resistances" => {
2929 id => "infobox",
2930 title => "Resistances",
2931 reply => undef,
2932 tooltip => "Shows your resistances",
2933 },
2934 "c/pets" => {
2935 id => "infobox",
2936 title => "Pets",
2937 reply => undef,
2938 tooltip => "Shows information abotu your pets/a specific pet",
2939 },
2940 "c/perceiveself" => {
2941 id => "infobox",
2942 title => "Perceive Self",
2943 reply => undef,
2944 tooltip => "You gained detailed knowledge about yourself",
2945 },
2946 "c/uptime" => {
2947 id => "infobox",
2948 title => "Uptime",
2949 reply => undef,
2950 tooltip => "How long the server has been running since last restart",
2951 },
2952 "c/mapinfo" => {
2953 id => "infobox",
2954 title => "Map Info",
2955 reply => undef,
2956 tooltip => "Information related to the maps",
2957 },
2958 "c/party" => {
2959 id => "party",
2960 title => "Party",
2961 reply => "gsay ",
2962 tooltip => "Messages and chat related to your party",
2963 },
2964 "c/death" => {
2965 id => "death",
2966 title => "Death",
2967 reply => undef,
2968 tooltip => "Reason for and more info about your most recent death",
2969 },
2970 "c/say" => $SAY_CHANNEL,
2971 "c/chat" => $CHAT_CHANNEL,
2652); 2972);
2653 2973
2654sub cf::client::send_msg { 2974sub cf::client::send_msg {
2655 my ($self, $channel, $msg, $color, @extra) = @_; 2975 my ($self, $channel, $msg, $color, @extra) = @_;
2656 2976
2657 $msg = $self->pl->expand_cfpod ($msg); 2977 $msg = $self->pl->expand_cfpod ($msg)
2978 unless $color & cf::NDI_VERBATIM;
2658 2979
2659 $color &= cf::NDI_CLIENT_MASK; # just in case... 2980 $color &= cf::NDI_CLIENT_MASK; # just in case...
2660 2981
2661 # check predefined channels, for the benefit of C 2982 # check predefined channels, for the benefit of C
2662 if ($CHANNEL{$channel}) { 2983 if ($CHANNEL{$channel}) {
2663 $channel = $CHANNEL{$channel}; 2984 $channel = $CHANNEL{$channel};
2664 2985
2665 $self->ext_msg (channel_info => $channel) 2986 $self->ext_msg (channel_info => $channel);
2666 if $self->can_msg;
2667
2668 $channel = $channel->{id}; 2987 $channel = $channel->{id};
2669 2988
2670 } elsif (ref $channel) { 2989 } elsif (ref $channel) {
2671 # send meta info to client, if not yet sent 2990 # send meta info to client, if not yet sent
2672 unless (exists $self->{channel}{$channel->{id}}) { 2991 unless (exists $self->{channel}{$channel->{id}}) {
2673 $self->{channel}{$channel->{id}} = $channel; 2992 $self->{channel}{$channel->{id}} = $channel;
2674 $self->ext_msg (channel_info => $channel) 2993 $self->ext_msg (channel_info => $channel);
2675 if $self->can_msg;
2676 } 2994 }
2677 2995
2678 $channel = $channel->{id}; 2996 $channel = $channel->{id};
2679 } 2997 }
2680 2998
2681 return unless @extra || length $msg; 2999 return unless @extra || length $msg;
2682 3000
2683 if ($self->can_msg) {
2684 # default colour, mask it out 3001 # default colour, mask it out
2685 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3002 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686 if $color & cf::NDI_DEF; 3003 if $color & cf::NDI_DEF;
2687 3004
2688 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3005 my $pkt = "msg "
3006 . $self->{json_coder}->encode (
2689 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3007 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690 } else { 3008 );
2691 if ($color >= 0) {
2692 # replace some tags by gcfclient-compatible ones
2693 for ($msg) {
2694 1 while
2695 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700 }
2701 3009
2702 $color &= cf::NDI_COLOR_MASK; 3010 $self->send_big_packet ($pkt);
2703
2704 utf8::encode $msg;
2705
2706 if (0 && $msg =~ /\[/) {
2707 # COMMAND/INFO
2708 $self->send_packet ("drawextinfo $color 10 8 $msg")
2709 } else {
2710 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711 $self->send_packet ("drawinfo $color $msg")
2712 }
2713 }
2714 }
2715} 3011}
2716 3012
2717=item $client->ext_msg ($type, @msg) 3013=item $client->ext_msg ($type, @msg)
2718 3014
2719Sends an ext event to the client. 3015Sends an ext event to the client.
2722 3018
2723sub cf::client::ext_msg($$@) { 3019sub cf::client::ext_msg($$@) {
2724 my ($self, $type, @msg) = @_; 3020 my ($self, $type, @msg) = @_;
2725 3021
2726 if ($self->extcmd == 2) { 3022 if ($self->extcmd == 2) {
2727 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3023 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728 } elsif ($self->extcmd == 1) { # TODO: remove 3024 } elsif ($self->extcmd == 1) { # TODO: remove
2729 push @msg, msgtype => "event_$type"; 3025 push @msg, msgtype => "event_$type";
2730 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3026 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731 } 3027 }
2732} 3028}
2733 3029
2734=item $client->ext_reply ($msgid, @msg) 3030=item $client->ext_reply ($msgid, @msg)
2735 3031
2739 3035
2740sub cf::client::ext_reply($$@) { 3036sub cf::client::ext_reply($$@) {
2741 my ($self, $id, @msg) = @_; 3037 my ($self, $id, @msg) = @_;
2742 3038
2743 if ($self->extcmd == 2) { 3039 if ($self->extcmd == 2) {
2744 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3040 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745 } elsif ($self->extcmd == 1) { 3041 } elsif ($self->extcmd == 1) {
2746 #TODO: version 1, remove 3042 #TODO: version 1, remove
2747 unshift @msg, msgtype => "reply", msgid => $id; 3043 unshift @msg, msgtype => "reply", msgid => $id;
2748 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3044 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749 } 3045 }
2750} 3046}
2751 3047
2752=item $success = $client->query ($flags, "text", \&cb) 3048=item $success = $client->query ($flags, "text", \&cb)
2753 3049
2854 3150
2855 $coro 3151 $coro
2856} 3152}
2857 3153
2858cf::client->attach ( 3154cf::client->attach (
2859 on_destroy => sub { 3155 on_client_destroy => sub {
2860 my ($ns) = @_; 3156 my ($ns) = @_;
2861 3157
2862 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3158 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
2863 }, 3159 },
2864); 3160);
2880our $safe_hole = new Safe::Hole; 3176our $safe_hole = new Safe::Hole;
2881 3177
2882$SIG{FPE} = 'IGNORE'; 3178$SIG{FPE} = 'IGNORE';
2883 3179
2884$safe->permit_only (Opcode::opset qw( 3180$safe->permit_only (Opcode::opset qw(
2885 :base_core :base_mem :base_orig :base_math 3181 :base_core :base_mem :base_orig :base_math :base_loop
2886 grepstart grepwhile mapstart mapwhile 3182 grepstart grepwhile mapstart mapwhile
2887 sort time 3183 sort time
2888)); 3184));
2889 3185
2890# here we export the classes and methods available to script code 3186# here we export the classes and methods available to script code
2892=pod 3188=pod
2893 3189
2894The following functions and methods are available within a safe environment: 3190The following functions and methods are available within a safe environment:
2895 3191
2896 cf::object 3192 cf::object
2897 contr pay_amount pay_player map x y force_find force_add 3193 contr pay_amount pay_player map x y force_find force_add destroy
2898 insert remove name archname title slaying race decrease_ob_nr 3194 insert remove name archname title slaying race decrease split
3195 value
2899 3196
2900 cf::object::player 3197 cf::object::player
2901 player 3198 player
2902 3199
2903 cf::player 3200 cf::player
2908 3205
2909=cut 3206=cut
2910 3207
2911for ( 3208for (
2912 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3209 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913 insert remove inv name archname title slaying race 3210 insert remove inv nrof name archname title slaying race
2914 decrease_ob_nr)], 3211 decrease split destroy change_exp value msg lore send_msg)],
2915 ["cf::object::player" => qw(player)], 3212 ["cf::object::player" => qw(player)],
2916 ["cf::player" => qw(peaceful)], 3213 ["cf::player" => qw(peaceful send_msg)],
2917 ["cf::map" => qw(trigger)], 3214 ["cf::map" => qw(trigger)],
2918) { 3215) {
2919 no strict 'refs'; 3216 no strict 'refs';
2920 my ($pkg, @funs) = @$_; 3217 my ($pkg, @funs) = @$_;
2921 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3218 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2939 3236
2940 my $qcode = $code; 3237 my $qcode = $code;
2941 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3238 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2942 $qcode =~ s/\n/\\n/g; 3239 $qcode =~ s/\n/\\n/g;
2943 3240
3241 %vars = (_dummy => 0) unless %vars;
3242
3243 my @res;
2944 local $_; 3244 local $_;
2945 local @safe::cf::_safe_eval_args = values %vars;
2946 3245
2947 my $eval = 3246 my $eval =
2948 "do {\n" 3247 "do {\n"
2949 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3248 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950 . "#line 0 \"{$qcode}\"\n" 3249 . "#line 0 \"{$qcode}\"\n"
2951 . $code 3250 . $code
2952 . "\n}" 3251 . "\n}"
2953 ; 3252 ;
2954 3253
3254 if ($CFG{safe_eval}) {
2955 sub_generation_inc; 3255 sub_generation_inc;
3256 local @safe::cf::_safe_eval_args = values %vars;
2956 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3257 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957 sub_generation_inc; 3258 sub_generation_inc;
3259 } else {
3260 local @cf::_safe_eval_args = values %vars;
3261 @res = wantarray ? eval eval : scalar eval $eval;
3262 }
2958 3263
2959 if ($@) { 3264 if ($@) {
2960 warn "$@"; 3265 warn "$@";
2961 warn "while executing safe code '$code'\n"; 3266 warn "while executing safe code '$code'\n";
2962 warn "with arguments " . (join " ", %vars) . "\n"; 3267 warn "with arguments " . (join " ", %vars) . "\n";
2981=cut 3286=cut
2982 3287
2983sub register_script_function { 3288sub register_script_function {
2984 my ($fun, $cb) = @_; 3289 my ($fun, $cb) = @_;
2985 3290
2986 no strict 'refs'; 3291 $fun = "safe::$fun" if $CFG{safe_eval};
2987 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3292 *$fun = $safe_hole->wrap ($cb);
2988} 3293}
2989 3294
2990=back 3295=back
2991 3296
2992=cut 3297=cut
3013 3318
3014 $facedata->{version} == 2 3319 $facedata->{version} == 2
3015 or cf::cleanup "$path: version mismatch, cannot proceed."; 3320 or cf::cleanup "$path: version mismatch, cannot proceed.";
3016 3321
3017 # patch in the exptable 3322 # patch in the exptable
3323 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3018 $facedata->{resource}{"res/exp_table"} = { 3324 $facedata->{resource}{"res/exp_table"} = {
3019 type => FT_RSRC, 3325 type => FT_RSRC,
3020 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3326 data => $exp_table,
3327 hash => (Digest::MD5::md5 $exp_table),
3021 }; 3328 };
3022 cf::cede_to_tick; 3329 cf::cede_to_tick;
3023 3330
3024 { 3331 {
3025 my $faces = $facedata->{faceinfo}; 3332 my $faces = $facedata->{faceinfo};
3026 3333
3027 while (my ($face, $info) = each %$faces) { 3334 while (my ($face, $info) = each %$faces) {
3028 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3335 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3336
3029 cf::face::set_visibility $idx, $info->{visibility}; 3337 cf::face::set_visibility $idx, $info->{visibility};
3030 cf::face::set_magicmap $idx, $info->{magicmap}; 3338 cf::face::set_magicmap $idx, $info->{magicmap};
3031 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3339 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3032 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3340 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3033 3341
3034 cf::cede_to_tick; 3342 cf::cede_to_tick;
3035 } 3343 }
3036 3344
3037 while (my ($face, $info) = each %$faces) { 3345 while (my ($face, $info) = each %$faces) {
3038 next unless $info->{smooth}; 3346 next unless $info->{smooth};
3347
3039 my $idx = cf::face::find $face 3348 my $idx = cf::face::find $face
3040 or next; 3349 or next;
3350
3041 if (my $smooth = cf::face::find $info->{smooth}) { 3351 if (my $smooth = cf::face::find $info->{smooth}) {
3042 cf::face::set_smooth $idx, $smooth; 3352 cf::face::set_smooth $idx, $smooth;
3043 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3353 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044 } else { 3354 } else {
3045 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3355 warn "smooth face '$info->{smooth}' not found for face '$face'";
3059 3369
3060 cf::anim::invalidate_all; # d'oh 3370 cf::anim::invalidate_all; # d'oh
3061 } 3371 }
3062 3372
3063 { 3373 {
3064 # TODO: for gcfclient pleasure, we should give resources
3065 # that gcfclient doesn't grok a >10000 face index.
3066 my $res = $facedata->{resource}; 3374 my $res = $facedata->{resource};
3067 3375
3068 my $soundconf = delete $res->{"res/sound.conf"};
3069
3070 while (my ($name, $info) = each %$res) { 3376 while (my ($name, $info) = each %$res) {
3377 if (defined $info->{type}) {
3071 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3378 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072 my $data;
3073 3379
3074 if ($info->{type} & 1) { 3380 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3075 # prepend meta info 3381 cf::face::set_type $idx, $info->{type};
3076
3077 my $meta = $enc->encode ({
3078 name => $name,
3079 %{ $info->{meta} || {} },
3080 });
3081
3082 $data = pack "(w/a*)*", $meta, $info->{data};
3083 } else { 3382 } else {
3084 $data = $info->{data}; 3383 $RESOURCE{$name} = $info;
3085 } 3384 }
3086 3385
3087 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088 cf::face::set_type $idx, $info->{type};
3089
3090 cf::cede_to_tick; 3386 cf::cede_to_tick;
3091 } 3387 }
3092
3093 if ($soundconf) {
3094 $soundconf = $enc->decode (delete $soundconf->{data});
3095
3096 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097 my $sound = $soundconf->{compat}[$_]
3098 or next;
3099
3100 my $face = cf::face::find "sound/$sound->[1]";
3101 cf::sound::set $sound->[0] => $face;
3102 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103 }
3104
3105 while (my ($k, $v) = each %{$soundconf->{event}}) {
3106 my $face = cf::face::find "sound/$v";
3107 cf::sound::set $k => $face;
3108 }
3109 }
3110 } 3388 }
3389
3390 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111 3391
3112 1 3392 1
3113} 3393}
3394
3395cf::global->attach (on_resource_update => sub {
3396 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3397 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3398
3399 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3400 my $sound = $soundconf->{compat}[$_]
3401 or next;
3402
3403 my $face = cf::face::find "sound/$sound->[1]";
3404 cf::sound::set $sound->[0] => $face;
3405 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3406 }
3407
3408 while (my ($k, $v) = each %{$soundconf->{event}}) {
3409 my $face = cf::face::find "sound/$v";
3410 cf::sound::set $k => $face;
3411 }
3412 }
3413});
3114 3414
3115register_exticmd fx_want => sub { 3415register_exticmd fx_want => sub {
3116 my ($ns, $want) = @_; 3416 my ($ns, $want) = @_;
3117 3417
3118 while (my ($k, $v) = each %$want) { 3418 while (my ($k, $v) = each %$want) {
3119 $ns->fx_want ($k, $v); 3419 $ns->fx_want ($k, $v);
3120 } 3420 }
3121}; 3421};
3422
3423sub load_resource_file($) {
3424 my $guard = lock_acquire "load_resource_file";
3425
3426 my $status = load_resource_file_ $_[0];
3427 get_slot 0.1, 100;
3428 cf::arch::commit_load;
3429
3430 $status
3431}
3122 3432
3123sub reload_regions { 3433sub reload_regions {
3124 # HACK to clear player env face cache, we need some signal framework 3434 # HACK to clear player env face cache, we need some signal framework
3125 # for this (global event?) 3435 # for this (global event?)
3126 %ext::player_env::MUSIC_FACE_CACHE = (); 3436 %ext::player_env::MUSIC_FACE_CACHE = ();
3140} 3450}
3141 3451
3142sub reload_archetypes { 3452sub reload_archetypes {
3143 load_resource_file "$DATADIR/archetypes" 3453 load_resource_file "$DATADIR/archetypes"
3144 or die "unable to load archetypes\n"; 3454 or die "unable to load archetypes\n";
3145 #d# NEED to laod twice to resolve forward references
3146 # this really needs to be done in an extra post-pass
3147 # (which needs to be synchronous, so solve it differently)
3148 load_resource_file "$DATADIR/archetypes"
3149 or die "unable to load archetypes\n";
3150} 3455}
3151 3456
3152sub reload_treasures { 3457sub reload_treasures {
3153 load_resource_file "$DATADIR/treasures" 3458 load_resource_file "$DATADIR/treasures"
3154 or die "unable to load treasurelists\n"; 3459 or die "unable to load treasurelists\n";
3155} 3460}
3156 3461
3157sub reload_resources { 3462sub reload_resources {
3158 warn "reloading resource files...\n"; 3463 warn "reloading resource files...\n";
3159 3464
3465 reload_facedata;
3466 reload_archetypes;
3160 reload_regions; 3467 reload_regions;
3161 reload_facedata;
3162 #reload_archetypes;#d#
3163 reload_archetypes;
3164 reload_treasures; 3468 reload_treasures;
3165 3469
3166 warn "finished reloading resource files\n"; 3470 warn "finished reloading resource files\n";
3167} 3471}
3168 3472
3169sub init {
3170 reload_resources;
3171}
3172
3173sub reload_config { 3473sub reload_config {
3474 warn "reloading config file...\n";
3475
3174 open my $fh, "<:utf8", "$CONFDIR/config" 3476 open my $fh, "<:utf8", "$CONFDIR/config"
3175 or return; 3477 or return;
3176 3478
3177 local $/; 3479 local $/;
3178 *CFG = YAML::Syck::Load <$fh>; 3480 *CFG = YAML::XS::Load scalar <$fh>;
3179 3481
3180 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3482 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3181 3483
3182 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3484 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3485 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3489 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3188 and die "WARNING: m(un)lockall failed: $!\n"; 3490 and die "WARNING: m(un)lockall failed: $!\n";
3189 }; 3491 };
3190 warn $@ if $@; 3492 warn $@ if $@;
3191 } 3493 }
3494
3495 warn "finished reloading resource files\n";
3496}
3497
3498sub pidfile() {
3499 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3500 or die "$PIDFILE: $!";
3501 flock $fh, &Fcntl::LOCK_EX
3502 or die "$PIDFILE: flock: $!";
3503 $fh
3504}
3505
3506# make sure only one server instance is running at any one time
3507sub atomic {
3508 my $fh = pidfile;
3509
3510 my $pid = <$fh>;
3511 kill 9, $pid if $pid > 0;
3512
3513 seek $fh, 0, 0;
3514 print $fh $$;
3515}
3516
3517sub main_loop {
3518 warn "EV::loop starting\n";
3519 if (1) {
3520 EV::loop;
3521 }
3522 warn "EV::loop returned\n";
3523 goto &main_loop unless $REALLY_UNLOOP;
3192} 3524}
3193 3525
3194sub main { 3526sub main {
3527 cf::init_globals; # initialise logging
3528
3529 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3530 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3531 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3532 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3533
3534 cf::init_experience;
3535 cf::init_anim;
3536 cf::init_attackmess;
3537 cf::init_dynamic;
3538
3539 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3540
3195 # we must not ever block the main coroutine 3541 # we must not ever block the main coroutine
3196 local $Coro::idle = sub { 3542 local $Coro::idle = sub {
3197 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3543 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198 (async { 3544 (async {
3199 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3545 $Coro::current->{desc} = "IDLE BUG HANDLER";
3200 Event::one_event; 3546 EV::loop EV::LOOP_ONESHOT;
3201 })->prio (Coro::PRIO_MAX); 3547 })->prio (Coro::PRIO_MAX);
3202 }; 3548 };
3203 3549
3550 evthread_start IO::AIO::poll_fileno;
3551
3552 cf::sync_job {
3553 cf::load_settings;
3554 cf::load_materials;
3555
3556 reload_resources;
3204 reload_config; 3557 reload_config;
3205 db_init; 3558 db_init;
3559
3560 cf::init_uuid;
3561 cf::init_signals;
3562 cf::init_skills;
3563
3564 cf::init_beforeplay;
3565
3566 atomic;
3567
3206 load_extensions; 3568 load_extensions;
3207 3569
3208 $TICK_WATCHER->start; 3570 utime time, time, $RUNTIMEFILE;
3209 Event::loop; 3571
3572 # no (long-running) fork's whatsoever before this point(!)
3573 use POSIX ();
3574 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3575
3576 (pop @POST_INIT)->(0) while @POST_INIT;
3577 };
3578
3579 main_loop;
3210} 3580}
3211 3581
3212############################################################################# 3582#############################################################################
3213# initialisation and cleanup 3583# initialisation and cleanup
3214 3584
3215# install some emergency cleanup handlers 3585# install some emergency cleanup handlers
3216BEGIN { 3586BEGIN {
3587 our %SIGWATCHER = ();
3217 for my $signal (qw(INT HUP TERM)) { 3588 for my $signal (qw(INT HUP TERM)) {
3218 Event->signal ( 3589 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3219 reentrant => 0,
3220 data => WF_AUTOCANCEL,
3221 signal => $signal,
3222 prio => 0,
3223 cb => sub {
3224 cf::cleanup "SIG$signal"; 3590 cf::cleanup "SIG$signal";
3225 },
3226 ); 3591 };
3227 } 3592 }
3228} 3593}
3229 3594
3230sub write_runtime { 3595sub write_runtime_sync {
3231 my $runtime = "$LOCALDIR/runtime"; 3596 my $t0 = EV::time;
3232 3597
3233 # first touch the runtime file to show we are still running: 3598 # first touch the runtime file to show we are still running:
3234 # the fsync below can take a very very long time. 3599 # the fsync below can take a very very long time.
3235 3600
3236 IO::AIO::aio_utime $runtime, undef, undef; 3601 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237 3602
3238 my $guard = cf::lock_acquire "write_runtime"; 3603 my $guard = cf::lock_acquire "write_runtime";
3239 3604
3240 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3605 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241 or return; 3606 or return;
3242 3607
3243 my $value = $cf::RUNTIME + 90 + 10; 3608 my $value = $cf::RUNTIME + 90 + 10;
3244 # 10 is the runtime save interval, for a monotonic clock 3609 # 10 is the runtime save interval, for a monotonic clock
3245 # 60 allows for the watchdog to kill the server. 3610 # 60 allows for the watchdog to kill the server.
3255 aio_utime $fh, undef, undef; 3620 aio_utime $fh, undef, undef;
3256 3621
3257 close $fh 3622 close $fh
3258 or return; 3623 or return;
3259 3624
3260 aio_rename "$runtime~", $runtime 3625 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261 and return; 3626 and return;
3262 3627
3263 warn "runtime file written.\n"; 3628 warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
3264 3629
3265 1 3630 1
3631}
3632
3633our $uuid_lock;
3634our $uuid_skip;
3635
3636sub write_uuid_sync($) {
3637 $uuid_skip ||= $_[0];
3638
3639 return if $uuid_lock;
3640 local $uuid_lock = 1;
3641
3642 my $uuid = "$LOCALDIR/uuid";
3643
3644 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3645 or return;
3646
3647 my $value = uuid_seq uuid_cur;
3648
3649 unless ($value) {
3650 warn "cowardly refusing to write zero uuid value!\n";
3651 return;
3652 }
3653
3654 my $value = uuid_str $value + $uuid_skip;
3655 $uuid_skip = 0;
3656
3657 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3658 and return;
3659
3660 # always fsync - this file is important
3661 aio_fsync $fh
3662 and return;
3663
3664 close $fh
3665 or return;
3666
3667 aio_rename "$uuid~", $uuid
3668 and return;
3669
3670 warn "uuid file written ($value).\n";
3671
3672 1
3673
3674}
3675
3676sub write_uuid($$) {
3677 my ($skip, $sync) = @_;
3678
3679 $sync ? write_uuid_sync $skip
3680 : async { write_uuid_sync $skip };
3266} 3681}
3267 3682
3268sub emergency_save() { 3683sub emergency_save() {
3269 my $freeze_guard = cf::freeze_mainloop; 3684 my $freeze_guard = cf::freeze_mainloop;
3270 3685
3271 warn "enter emergency perl save\n"; 3686 warn "emergency_perl_save: enter\n";
3272 3687
3273 cf::sync_job { 3688 cf::sync_job {
3689 # this is a trade-off: we want to be very quick here, so
3690 # save all maps without fsync, and later call a global sync
3691 # (which in turn might be very very slow)
3692 local $USE_FSYNC = 0;
3693
3274 # use a peculiar iteration method to avoid tripping on perl 3694 # use a peculiar iteration method to avoid tripping on perl
3275 # refcount bugs in for. also avoids problems with players 3695 # refcount bugs in for. also avoids problems with players
3276 # and maps saved/destroyed asynchronously. 3696 # and maps saved/destroyed asynchronously.
3277 warn "begin emergency player save\n"; 3697 warn "emergency_perl_save: begin player save\n";
3278 for my $login (keys %cf::PLAYER) { 3698 for my $login (keys %cf::PLAYER) {
3279 my $pl = $cf::PLAYER{$login} or next; 3699 my $pl = $cf::PLAYER{$login} or next;
3280 $pl->valid or next; 3700 $pl->valid or next;
3701 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281 $pl->save; 3702 $pl->save;
3282 } 3703 }
3283 warn "end emergency player save\n"; 3704 warn "emergency_perl_save: end player save\n";
3284 3705
3285 warn "begin emergency map save\n"; 3706 warn "emergency_perl_save: begin map save\n";
3286 for my $path (keys %cf::MAP) { 3707 for my $path (keys %cf::MAP) {
3287 my $map = $cf::MAP{$path} or next; 3708 my $map = $cf::MAP{$path} or next;
3288 $map->valid or next; 3709 $map->valid or next;
3289 $map->save; 3710 $map->save;
3290 } 3711 }
3291 warn "end emergency map save\n"; 3712 warn "emergency_perl_save: end map save\n";
3292 3713
3293 warn "begin emergency database checkpoint\n"; 3714 warn "emergency_perl_save: begin database checkpoint\n";
3294 BDB::db_env_txn_checkpoint $DB_ENV; 3715 BDB::db_env_txn_checkpoint $DB_ENV;
3295 warn "end emergency database checkpoint\n"; 3716 warn "emergency_perl_save: end database checkpoint\n";
3717
3718 warn "emergency_perl_save: begin write uuid\n";
3719 write_uuid_sync 1;
3720 warn "emergency_perl_save: end write uuid\n";
3296 }; 3721 };
3297 3722
3723 warn "emergency_perl_save: starting sync()\n";
3724 IO::AIO::aio_sync sub {
3725 warn "emergency_perl_save: finished sync()\n";
3726 };
3727
3298 warn "leave emergency perl save\n"; 3728 warn "emergency_perl_save: leave\n";
3299} 3729}
3300 3730
3301sub post_cleanup { 3731sub post_cleanup {
3302 my ($make_core) = @_; 3732 my ($make_core) = @_;
3303 3733
3304 warn Carp::longmess "post_cleanup backtrace" 3734 warn Carp::longmess "post_cleanup backtrace"
3305 if $make_core; 3735 if $make_core;
3736
3737 my $fh = pidfile;
3738 unlink $PIDFILE if <$fh> == $$;
3739}
3740
3741# a safer delete_package, copied from Symbol
3742sub clear_package($) {
3743 my $pkg = shift;
3744
3745 # expand to full symbol table name if needed
3746 unless ($pkg =~ /^main::.*::$/) {
3747 $pkg = "main$pkg" if $pkg =~ /^::/;
3748 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3749 $pkg .= '::' unless $pkg =~ /::$/;
3750 }
3751
3752 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3753 my $stem_symtab = *{$stem}{HASH};
3754
3755 defined $stem_symtab and exists $stem_symtab->{$leaf}
3756 or return;
3757
3758 # clear all symbols
3759 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3760 for my $name (keys %$leaf_symtab) {
3761 _gv_clear *{"$pkg$name"};
3762# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3763 }
3764 warn "cleared package $pkg\n";#d#
3306} 3765}
3307 3766
3308sub do_reload_perl() { 3767sub do_reload_perl() {
3309 # can/must only be called in main 3768 # can/must only be called in main
3310 if ($Coro::current != $Coro::main) { 3769 if ($Coro::current != $Coro::main) {
3311 warn "can only reload from main coroutine"; 3770 warn "can only reload from main coroutine";
3312 return; 3771 return;
3313 } 3772 }
3314 3773
3774 return if $RELOAD++;
3775
3776 my $t1 = EV::time;
3777
3778 while ($RELOAD) {
3315 warn "reloading..."; 3779 warn "reloading...";
3316 3780
3317 warn "entering sync_job"; 3781 warn "entering sync_job";
3318 3782
3319 cf::sync_job { 3783 cf::sync_job {
3320 cf::write_runtime; # external watchdog should not bark 3784 cf::write_runtime_sync; # external watchdog should not bark
3321 cf::emergency_save; 3785 cf::emergency_save;
3322 cf::write_runtime; # external watchdog should not bark 3786 cf::write_runtime_sync; # external watchdog should not bark
3323 3787
3324 warn "syncing database to disk"; 3788 warn "syncing database to disk";
3325 BDB::db_env_txn_checkpoint $DB_ENV; 3789 BDB::db_env_txn_checkpoint $DB_ENV;
3326 3790
3327 # if anything goes wrong in here, we should simply crash as we already saved 3791 # if anything goes wrong in here, we should simply crash as we already saved
3328 3792
3329 warn "cancelling all WF_AUTOCANCEL watchers";
3330 for (Event::all_watchers) {
3331 $_->cancel if $_->data & WF_AUTOCANCEL;
3332 }
3333
3334 warn "flushing outstanding aio requests"; 3793 warn "flushing outstanding aio requests";
3335 for (;;) {
3336 BDB::flush;
3337 IO::AIO::flush;
3338 Coro::cede;
3339 last unless IO::AIO::nreqs || BDB::nreqs; 3794 while (IO::AIO::nreqs || BDB::nreqs) {
3340 warn "iterate..."; 3795 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3341 }
3342
3343 ++$RELOAD;
3344
3345 warn "cancelling all extension coros";
3346 $_->cancel for values %EXT_CORO;
3347 %EXT_CORO = ();
3348
3349 warn "removing commands";
3350 %COMMAND = ();
3351
3352 warn "removing ext/exti commands";
3353 %EXTCMD = ();
3354 %EXTICMD = ();
3355
3356 warn "unloading/nuking all extensions";
3357 for my $pkg (@EXTS) {
3358 warn "... unloading $pkg";
3359
3360 if (my $cb = $pkg->can ("unload")) {
3361 eval {
3362 $cb->($pkg);
3363 1
3364 } or warn "$pkg unloaded, but with errors: $@";
3365 } 3796 }
3366 3797
3367 warn "... nuking $pkg"; 3798 warn "cancelling all extension coros";
3368 Symbol::delete_package $pkg; 3799 $_->cancel for values %EXT_CORO;
3369 } 3800 %EXT_CORO = ();
3370 3801
3371 warn "unloading all perl modules loaded from $LIBDIR"; 3802 warn "removing commands";
3372 while (my ($k, $v) = each %INC) { 3803 %COMMAND = ();
3373 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374 3804
3805 warn "removing ext/exti commands";
3806 %EXTCMD = ();
3807 %EXTICMD = ();
3808
3809 warn "unloading/nuking all extensions";
3810 for my $pkg (@EXTS) {
3375 warn "... unloading $k"; 3811 warn "... unloading $pkg";
3376 delete $INC{$k};
3377 3812
3378 $k =~ s/\.pm$//;
3379 $k =~ s/\//::/g;
3380
3381 if (my $cb = $k->can ("unload_module")) { 3813 if (my $cb = $pkg->can ("unload")) {
3814 eval {
3382 $cb->(); 3815 $cb->($pkg);
3816 1
3817 } or warn "$pkg unloaded, but with errors: $@";
3818 }
3819
3820 warn "... clearing $pkg";
3821 clear_package $pkg;
3383 } 3822 }
3384 3823
3385 Symbol::delete_package $k; 3824 warn "unloading all perl modules loaded from $LIBDIR";
3825 while (my ($k, $v) = each %INC) {
3826 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3827
3828 warn "... unloading $k";
3829 delete $INC{$k};
3830
3831 $k =~ s/\.pm$//;
3832 $k =~ s/\//::/g;
3833
3834 if (my $cb = $k->can ("unload_module")) {
3835 $cb->();
3836 }
3837
3838 clear_package $k;
3386 } 3839 }
3387 3840
3388 warn "getting rid of safe::, as good as possible"; 3841 warn "getting rid of safe::, as good as possible";
3389 Symbol::delete_package "safe::$_" 3842 clear_package "safe::$_"
3390 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3843 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391 3844
3392 warn "unloading cf.pm \"a bit\""; 3845 warn "unloading cf.pm \"a bit\"";
3393 delete $INC{"cf.pm"}; 3846 delete $INC{"cf.pm"};
3394 delete $INC{"cf/pod.pm"}; 3847 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395 3848
3396 # don't, removes xs symbols, too, 3849 # don't, removes xs symbols, too,
3397 # and global variables created in xs 3850 # and global variables created in xs
3398 #Symbol::delete_package __PACKAGE__; 3851 #clear_package __PACKAGE__;
3399 3852
3400 warn "unload completed, starting to reload now"; 3853 warn "unload completed, starting to reload now";
3401 3854
3402 warn "reloading cf.pm"; 3855 warn "reloading cf.pm";
3403 require cf; 3856 require cf;
3404 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3857 cf::_connect_to_perl_1;
3405 3858
3406 warn "loading config and database again"; 3859 warn "loading config and database again";
3407 cf::reload_config; 3860 cf::reload_config;
3408 3861
3409 warn "loading extensions"; 3862 warn "loading extensions";
3410 cf::load_extensions; 3863 cf::load_extensions;
3411 3864
3865 if ($REATTACH_ON_RELOAD) {
3412 warn "reattaching attachments to objects/players"; 3866 warn "reattaching attachments to objects/players";
3413 _global_reattach; # objects, sockets 3867 _global_reattach; # objects, sockets
3414 warn "reattaching attachments to maps"; 3868 warn "reattaching attachments to maps";
3415 reattach $_ for values %MAP; 3869 reattach $_ for values %MAP;
3416 warn "reattaching attachments to players"; 3870 warn "reattaching attachments to players";
3417 reattach $_ for values %PLAYER; 3871 reattach $_ for values %PLAYER;
3872 }
3418 3873
3874 warn "running post_init jobs";
3875 (pop @POST_INIT)->(1) while @POST_INIT;
3876
3419 warn "leaving sync_job"; 3877 warn "leaving sync_job";
3420 3878
3421 1 3879 1
3422 } or do { 3880 } or do {
3423 warn $@; 3881 warn $@;
3424 warn "error while reloading, exiting."; 3882 cf::cleanup "error while reloading, exiting.";
3425 exit 1;
3426 }; 3883 };
3427 3884
3428 warn "reloaded"; 3885 warn "reloaded";
3886 --$RELOAD;
3887 }
3888
3889 $t1 = EV::time - $t1;
3890 warn "reload completed in ${t1}s\n";
3429}; 3891};
3430 3892
3431our $RELOAD_WATCHER; # used only during reload 3893our $RELOAD_WATCHER; # used only during reload
3432 3894
3433sub reload_perl() { 3895sub reload_perl() {
3434 # doing reload synchronously and two reloads happen back-to-back, 3896 # doing reload synchronously and two reloads happen back-to-back,
3435 # coro crashes during coro_state_free->destroy here. 3897 # coro crashes during coro_state_free->destroy here.
3436 3898
3437 $RELOAD_WATCHER ||= Event->timer ( 3899 $RELOAD_WATCHER ||= cf::async {
3438 reentrant => 0, 3900 Coro::AIO::aio_wait cache_extensions;
3439 after => 0, 3901
3440 data => WF_AUTOCANCEL, 3902 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3441 cb => sub {
3442 do_reload_perl; 3903 do_reload_perl;
3443 undef $RELOAD_WATCHER; 3904 undef $RELOAD_WATCHER;
3444 }, 3905 };
3445 ); 3906 };
3446} 3907}
3447 3908
3448register_command "reload" => sub { 3909register_command "reload" => sub {
3449 my ($who, $arg) = @_; 3910 my ($who, $arg) = @_;
3450 3911
3463 3924
3464our @WAIT_FOR_TICK; 3925our @WAIT_FOR_TICK;
3465our @WAIT_FOR_TICK_BEGIN; 3926our @WAIT_FOR_TICK_BEGIN;
3466 3927
3467sub wait_for_tick { 3928sub wait_for_tick {
3468 return unless $TICK_WATCHER->is_active;
3469 return if $Coro::current == $Coro::main; 3929 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3470 3930
3471 my $signal = new Coro::Signal; 3931 my $signal = new Coro::Signal;
3472 push @WAIT_FOR_TICK, $signal; 3932 push @WAIT_FOR_TICK, $signal;
3473 $signal->wait; 3933 $signal->wait;
3474} 3934}
3475 3935
3476sub wait_for_tick_begin { 3936sub wait_for_tick_begin {
3477 return unless $TICK_WATCHER->is_active;
3478 return if $Coro::current == $Coro::main; 3937 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3479 3938
3480 my $signal = new Coro::Signal; 3939 my $signal = new Coro::Signal;
3481 push @WAIT_FOR_TICK_BEGIN, $signal; 3940 push @WAIT_FOR_TICK_BEGIN, $signal;
3482 $signal->wait; 3941 $signal->wait;
3483} 3942}
3484 3943
3485$TICK_WATCHER = Event->timer ( 3944sub tick {
3486 reentrant => 0,
3487 parked => 1,
3488 prio => 0,
3489 at => $NEXT_TICK || $TICK,
3490 data => WF_AUTOCANCEL,
3491 cb => sub {
3492 if ($Coro::current != $Coro::main) { 3945 if ($Coro::current != $Coro::main) {
3493 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3946 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494 unless ++$bug_warning > 10; 3947 unless ++$bug_warning > 10;
3495 return; 3948 return;
3496 } 3949 }
3497 3950
3498 $NOW = $tick_start = Event::time;
3499
3500 cf::server_tick; # one server iteration 3951 cf::server_tick; # one server iteration
3501 3952
3502 $RUNTIME += $TICK; 3953 #for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3503 $NEXT_TICK += $TICK;
3504 3954
3505 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3955 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506 $NEXT_RUNTIME_WRITE = $NOW + 10; 3956 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507 Coro::async_pool { 3957 Coro::async_pool {
3508 $Coro::current->{desc} = "runtime saver"; 3958 $Coro::current->{desc} = "runtime saver";
3509 write_runtime 3959 write_runtime_sync
3510 or warn "ERROR: unable to write runtime file: $!"; 3960 or warn "ERROR: unable to write runtime file: $!";
3511 };
3512 } 3961 };
3962 }
3513 3963
3514 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3964 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515 $sig->send; 3965 $sig->send;
3516 } 3966 }
3517 while (my $sig = shift @WAIT_FOR_TICK) { 3967 while (my $sig = shift @WAIT_FOR_TICK) {
3518 $sig->send; 3968 $sig->send;
3519 } 3969 }
3520 3970
3521 $NOW = Event::time; 3971 $LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523 # if we are delayed by four ticks or more, skip them all
3524 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526 $TICK_WATCHER->at ($NEXT_TICK);
3527 $TICK_WATCHER->start;
3528
3529 $LOAD = ($NOW - $tick_start) / $TICK;
3530 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3972 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531 3973
3532 _post_tick; 3974 if (0) {
3975 if ($NEXT_TICK) {
3976 my $jitter = $TICK_START - $NEXT_TICK;
3977 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3978 warn "jitter $JITTER\n";#d#
3979 }
3533 }, 3980 }
3534); 3981}
3535 3982
3536{ 3983{
3984 # configure BDB
3985
3537 BDB::min_parallel 8; 3986 BDB::min_parallel 16;
3538 BDB::max_poll_time $TICK * 0.1; 3987 BDB::max_poll_reqs $TICK * 0.1;
3539 $BDB_POLL_WATCHER = Event->io ( 3988 $AnyEvent::BDB::WATCHER->priority (1);
3540 reentrant => 0,
3541 fd => BDB::poll_fileno,
3542 poll => 'r',
3543 prio => 0,
3544 data => WF_AUTOCANCEL,
3545 cb => \&BDB::poll_cb,
3546 );
3547
3548 BDB::set_sync_prepare {
3549 my $status;
3550 my $current = $Coro::current;
3551 (
3552 sub {
3553 $status = $!;
3554 $current->ready; undef $current;
3555 },
3556 sub {
3557 Coro::schedule while defined $current;
3558 $! = $status;
3559 },
3560 )
3561 };
3562 3989
3563 unless ($DB_ENV) { 3990 unless ($DB_ENV) {
3564 $DB_ENV = BDB::db_env_create; 3991 $DB_ENV = BDB::db_env_create;
3565 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3992 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566 | BDB::LOG_AUTOREMOVE, 1); 3993 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3994 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3995 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3996 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569 3997
3570 cf::sync_job { 3998 cf::sync_job {
3571 eval { 3999 eval {
3581 4009
3582 cf::cleanup "db_env_open(db): $@" if $@; 4010 cf::cleanup "db_env_open(db): $@" if $@;
3583 }; 4011 };
3584 } 4012 }
3585 4013
3586 $BDB_DEADLOCK_WATCHER = Event->timer ( 4014 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587 after => 3,
3588 interval => 1,
3589 hard => 1,
3590 prio => 0,
3591 data => WF_AUTOCANCEL,
3592 cb => sub {
3593 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 4015 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594 },
3595 ); 4016 };
3596 $BDB_CHECKPOINT_WATCHER = Event->timer ( 4017 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597 after => 11,
3598 interval => 60,
3599 hard => 1,
3600 prio => 0,
3601 data => WF_AUTOCANCEL,
3602 cb => sub {
3603 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 4018 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604 },
3605 ); 4019 };
3606 $BDB_TRICKLE_WATCHER = Event->timer ( 4020 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607 after => 5,
3608 interval => 10,
3609 hard => 1,
3610 prio => 0,
3611 data => WF_AUTOCANCEL,
3612 cb => sub {
3613 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 4021 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614 },
3615 ); 4022 };
3616} 4023}
3617 4024
3618{ 4025{
4026 # configure IO::AIO
4027
3619 IO::AIO::min_parallel 8; 4028 IO::AIO::min_parallel 8;
3620
3621 undef $Coro::AIO::WATCHER;
3622 IO::AIO::max_poll_time $TICK * 0.1; 4029 IO::AIO::max_poll_time $TICK * 0.1;
3623 $AIO_POLL_WATCHER = Event->io ( 4030 undef $AnyEvent::AIO::WATCHER;
3624 reentrant => 0,
3625 data => WF_AUTOCANCEL,
3626 fd => IO::AIO::poll_fileno,
3627 poll => 'r',
3628 prio => 0,
3629 cb => \&IO::AIO::poll_cb,
3630 );
3631} 4031}
3632 4032
3633my $_log_backtrace; 4033my $_log_backtrace;
3634 4034
3635sub _log_backtrace { 4035sub _log_backtrace {
3638 $msg =~ s/\n//; 4038 $msg =~ s/\n//;
3639 4039
3640 # limit the # of concurrent backtraces 4040 # limit the # of concurrent backtraces
3641 if ($_log_backtrace < 2) { 4041 if ($_log_backtrace < 2) {
3642 ++$_log_backtrace; 4042 ++$_log_backtrace;
4043 my $perl_bt = Carp::longmess $msg;
3643 async { 4044 async {
3644 $Coro::current->{desc} = "abt $msg"; 4045 $Coro::current->{desc} = "abt $msg";
3645 4046
3646 my @bt = fork_call { 4047 my @bt = fork_call {
3647 @addr = map { sprintf "%x", $_ } @addr; 4048 @addr = map { sprintf "%x", $_ } @addr;
3658 } 4059 }
3659 4060
3660 @funcs 4061 @funcs
3661 }; 4062 };
3662 4063
3663 LOG llevInfo, "[ABT] $msg\n"; 4064 LOG llevInfo, "[ABT] $perl_bt\n";
4065 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664 LOG llevInfo, "[ABT] $_\n" for @bt; 4066 LOG llevInfo, "[ABT] $_\n" for @bt;
3665 --$_log_backtrace; 4067 --$_log_backtrace;
3666 }; 4068 };
3667 } else { 4069 } else {
3668 LOG llevInfo, "[ABT] $msg\n"; 4070 LOG llevInfo, "[ABT] $msg\n";
3669 LOG llevInfo, "[ABT] [suppressed]\n"; 4071 LOG llevInfo, "[ABT] [suppressed]\n";
3670 } 4072 }
3671} 4073}
3672 4074
3673# load additional modules 4075# load additional modules
3674use cf::pod; 4076require "cf/$_.pm" for @EXTRA_MODULES;
4077cf::_connect_to_perl_2;
3675 4078
3676END { cf::emergency_save } 4079END { cf::emergency_save }
3677 4080
36781 40811
3679 4082

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