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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

1# 1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG. 2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3# 3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5# 5#
6# Deliantra is free software: you can redistribute it and/or modify 6# Deliantra is free software: you can redistribute it and/or modify it under
7# it under the terms of the GNU General Public License as published by 7# the terms of the Affero GNU General Public License as published by the
8# the Free Software Foundation, either version 3 of the License, or 8# Free Software Foundation, either version 3 of the License, or (at your
9# (at your option) any later version. 9# option) any later version.
10# 10#
11# This program is distributed in the hope that it will be useful, 11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details. 14# GNU General Public License for more details.
15# 15#
16# You should have received a copy of the GNU General Public License 16# You should have received a copy of the Affero GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>. 17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
18# 19#
19# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
20# 21#
21 22
22package cf; 23package cf;
23 24
24use utf8; 25use common::sense;
25use strict;
26 26
27use Symbol; 27use Symbol;
28use List::Util; 28use List::Util;
29use Socket; 29use Socket;
30use EV 3.2; 30use EV;
31use Opcode; 31use Opcode;
32use Safe; 32use Safe;
33use Safe::Hole; 33use Safe::Hole;
34use Storable (); 34use Storable ();
35use Carp ();
35 36
37use Guard ();
36use Coro 4.50 (); 38use Coro ();
37use Coro::State; 39use Coro::State;
38use Coro::Handle; 40use Coro::Handle;
39use Coro::EV; 41use Coro::EV;
42use Coro::AnyEvent;
40use Coro::Timer; 43use Coro::Timer;
41use Coro::Signal; 44use Coro::Signal;
42use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
43use Coro::AIO; 48use Coro::AIO;
44use Coro::BDB; 49use Coro::BDB 1.6;
45use Coro::Storable; 50use Coro::Storable;
46use Coro::Util (); 51use Coro::Util ();
47 52
48use JSON::XS 2.01 (); 53use JSON::XS 2.01 ();
49use BDB (); 54use BDB ();
50use Data::Dumper; 55use Data::Dumper;
51use Digest::MD5;
52use Fcntl; 56use Fcntl;
53use YAML (); 57use YAML::XS ();
54use IO::AIO 2.51 (); 58use IO::AIO ();
55use Time::HiRes; 59use Time::HiRes;
56use Compress::LZF; 60use Compress::LZF;
57use Digest::MD5 (); 61use Digest::MD5 ();
62
63AnyEvent::detect;
58 64
59# configure various modules to our taste 65# configure various modules to our taste
60# 66#
61$Storable::canonical = 1; # reduce rsync transfers 67$Storable::canonical = 1; # reduce rsync transfers
62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 68Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
69
70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
71
72# make sure c-lzf reinitialises itself
73Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 74Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64 75
65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 76# strictly for debugging
77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66 78
67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
68 82
69our %COMMAND = (); 83our %COMMAND = ();
70our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
71 85
72our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
73our %EXTCMD = (); 87our %EXTCMD = ();
74our %EXTICMD = (); 88our %EXTICMD = ();
75our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
76our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
77 91
78our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
79our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
80 96
81our $CONFDIR = confdir; 97our $CONFDIR = confdir;
82our $DATADIR = datadir; 98our $DATADIR = datadir;
83our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
84our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
85our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
86our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
87our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
91our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
92our %RESOURCE; 111our %RESOURCE; # unused
112
113our $OUTPUT_RATE_MIN = 3000;
114our $OUTPUT_RATE_MAX = 1000000;
115
116our $MAX_LINKS = 32; # how many chained exits to follow
117our $VERBOSE_IO = 1;
93 118
94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 119our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95our $AIO_POLL_WATCHER;
96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 120our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97our $NEXT_TICK; 121our $NEXT_TICK;
98our $USE_FSYNC = 1; # use fsync to write maps - default off 122our $USE_FSYNC = 1; # use fsync to write maps - default on
99 123
100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER; 124our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER; 125our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER; 126our $BDB_TRICKLE_WATCHER;
104our $DB_ENV; 127our $DB_ENV;
105 128
129our @EXTRA_MODULES = qw(pod match mapscript);
130
106our %CFG; 131our %CFG;
107 132
108our $UPTIME; $UPTIME ||= time; 133our $UPTIME; $UPTIME ||= time;
109our $RUNTIME; 134our $RUNTIME;
110our $NOW; 135our $NOW;
119our $LOAD; # a number between 0 (idle) and 1 (too many objects) 144our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120our $LOADAVG; # same thing, but with alpha-smoothing 145our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter 146our $JITTER; # average jitter
122our $TICK_START; # for load detecting purposes 147our $TICK_START; # for load detecting purposes
123 148
149our @POST_INIT;
150
151our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
152our $REALLY_UNLOOP; # never set to true, please :)
153
124binmode STDOUT; 154binmode STDOUT;
125binmode STDERR; 155binmode STDERR;
126 156
127# read virtual server time, if available 157# read virtual server time, if available
128unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 158unless ($RUNTIME || !-e $RUNTIMEFILE) {
129 open my $fh, "<", "$LOCALDIR/runtime" 159 open my $fh, "<", $RUNTIMEFILE
130 or die "unable to read runtime file: $!"; 160 or die "unable to read $RUNTIMEFILE file: $!";
131 $RUNTIME = <$fh> + 0.; 161 $RUNTIME = <$fh> + 0.;
132} 162}
163
164eval "sub TICK() { $TICK } 1" or die;
133 165
134mkdir $_ 166mkdir $_
135 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 167 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136 168
137our $EMERGENCY_POSITION; 169our $EMERGENCY_POSITION;
138 170
139sub cf::map::normalise; 171sub cf::map::normalise;
172
173sub in_main() {
174 $Coro::current == $Coro::main
175}
176
177#############################################################################
178
179%REFLECT = ();
180for (@REFLECT) {
181 my $reflect = JSON::XS::decode_json $_;
182 $REFLECT{$reflect->{class}} = $reflect;
183}
184
185# this is decidedly evil
186$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140 187
141############################################################################# 188#############################################################################
142 189
143=head2 GLOBAL VARIABLES 190=head2 GLOBAL VARIABLES
144 191
191returns directly I<after> the tick processing (and consequently, can only wake one process 238returns directly I<after> the tick processing (and consequently, can only wake one process
192per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 239per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193 240
194=item @cf::INVOKE_RESULTS 241=item @cf::INVOKE_RESULTS
195 242
196This array contains the results of the last C<invoke ()> call. When 243This array contains the results of the last C<invoke ()> call. When
197C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 244C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198that call. 245that call.
199 246
247=item %cf::REFLECT
248
249Contains, for each (C++) class name, a hash reference with information
250about object members (methods, scalars, arrays and flags) and other
251metadata, which is useful for introspection.
252
200=back 253=back
201 254
202=cut 255=cut
203 256
204BEGIN { 257sub error(@) { LOG llevError, join "", @_ }
205 *CORE::GLOBAL::warn = sub { 258sub warn (@) { LOG llevWarn , join "", @_ }
259sub info (@) { LOG llevInfo , join "", @_ }
260sub debug(@) { LOG llevDebug, join "", @_ }
261sub trace(@) { LOG llevTrace, join "", @_ }
262
263$Coro::State::WARNHOOK = sub {
206 my $msg = join "", @_; 264 my $msg = join "", @_;
207 265
208 $msg .= "\n" 266 $msg .= "\n"
209 unless $msg =~ /\n$/; 267 unless $msg =~ /\n$/;
210 268
211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 269 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212 270
213 LOG llevError, $msg; 271 LOG llevWarn, $msg;
214 }; 272};
215}
216 273
217$Coro::State::DIEHOOK = sub { 274$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "==" 275 return unless $^S eq 0; # "eq", not "=="
219 276
220 if ($Coro::current == $Coro::main) {#d# 277 error Carp::longmess $_[0];
278
279 if (in_main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d# 280 error "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d# 281 return;#d#
223 }#d# 282 }#d#
224 283
225 # kill coroutine otherwise 284 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate 285 Coro::terminate
228}; 286};
229
230$SIG{__DIE__} = sub { }; #d#?
231 287
232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 288@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 289@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 290@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 291@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
242for my $pkg (qw( 298for my $pkg (qw(
243 cf::global cf::attachable 299 cf::global cf::attachable
244 cf::object cf::object::player 300 cf::object cf::object::player
245 cf::client cf::player 301 cf::client cf::player
246 cf::arch cf::living 302 cf::arch cf::living
303 cf::map cf::mapspace
247 cf::map cf::party cf::region 304 cf::party cf::region
248)) { 305)) {
249 no strict 'refs';
250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 306 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251} 307}
252 308
253$EV::DIED = sub { 309$EV::DIED = sub {
254 warn "error in event callback: @_"; 310 Carp::cluck "error in event callback: @_";
255}; 311};
256 312
257############################################################################# 313#############################################################################
258 314
259=head2 UTILITY FUNCTIONS 315=head2 UTILITY FUNCTIONS
296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 352our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297 353
298sub encode_json($) { $json_coder->encode ($_[0]) } 354sub encode_json($) { $json_coder->encode ($_[0]) }
299sub decode_json($) { $json_coder->decode ($_[0]) } 355sub decode_json($) { $json_coder->decode ($_[0]) }
300 356
357=item cf::post_init { BLOCK }
358
359Execute the given codeblock, I<after> all extensions have been (re-)loaded,
360but I<before> the server starts ticking again.
361
362The cdoeblock will have a single boolean argument to indicate whether this
363is a reload or not.
364
365=cut
366
367sub post_init(&) {
368 push @POST_INIT, shift;
369}
370
301=item cf::lock_wait $string 371=item cf::lock_wait $string
302 372
303Wait until the given lock is available. See cf::lock_acquire. 373Wait until the given lock is available. See cf::lock_acquire.
304 374
305=item my $lock = cf::lock_acquire $string 375=item my $lock = cf::lock_acquire $string
306 376
307Wait until the given lock is available and then acquires it and returns 377Wait until the given lock is available and then acquires it and returns
308a Coro::guard object. If the guard object gets destroyed (goes out of scope, 378a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309for example when the coroutine gets canceled), the lock is automatically 379for example when the coroutine gets canceled), the lock is automatically
310returned. 380returned.
311 381
312Locks are *not* recursive, locking from the same coro twice results in a 382Locks are *not* recursive, locking from the same coro twice results in a
313deadlocked coro. 383deadlocked coro.
319 389
320Return true if the lock is currently active, i.e. somebody has locked it. 390Return true if the lock is currently active, i.e. somebody has locked it.
321 391
322=cut 392=cut
323 393
324our %LOCK; 394our $LOCKS = new Coro::SemaphoreSet;
325our %LOCKER;#d#
326 395
327sub lock_wait($) { 396sub lock_wait($) {
328 my ($key) = @_; 397 $LOCKS->wait ($_[0]);
329
330 if ($LOCKER{$key} == $Coro::current) {#d#
331 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332 return;#d#
333 }#d#
334
335 # wait for lock, if any
336 while ($LOCK{$key}) {
337 push @{ $LOCK{$key} }, $Coro::current;
338 Coro::schedule;
339 }
340} 398}
341 399
342sub lock_acquire($) { 400sub lock_acquire($) {
343 my ($key) = @_; 401 $LOCKS->guard ($_[0])
344
345 # wait, to be sure we are not locked
346 lock_wait $key;
347
348 $LOCK{$key} = [];
349 $LOCKER{$key} = $Coro::current;#d#
350
351 Coro::guard {
352 delete $LOCKER{$key};#d#
353 # wake up all waiters, to be on the safe side
354 $_->ready for @{ delete $LOCK{$key} };
355 }
356} 402}
357 403
358sub lock_active($) { 404sub lock_active($) {
359 my ($key) = @_; 405 $LOCKS->count ($_[0]) < 1
360
361 ! ! $LOCK{$key}
362} 406}
363 407
364sub freeze_mainloop { 408sub freeze_mainloop {
365 tick_inhibit_inc; 409 tick_inhibit_inc;
366 410
367 Coro::guard \&tick_inhibit_dec; 411 &Guard::guard (\&tick_inhibit_dec);
368} 412}
369 413
370=item cf::periodic $interval, $cb 414=item cf::periodic $interval, $cb
371 415
372Like EV::periodic, but randomly selects a starting point so that the actions 416Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer. 417get spread over time.
374 418
375=cut 419=cut
376 420
377sub periodic($$) { 421sub periodic($$) {
378 my ($interval, $cb) = @_; 422 my ($interval, $cb) = @_;
395 439
396=cut 440=cut
397 441
398our @SLOT_QUEUE; 442our @SLOT_QUEUE;
399our $SLOT_QUEUE; 443our $SLOT_QUEUE;
444our $SLOT_DECAY = 0.9;
400 445
401$SLOT_QUEUE->cancel if $SLOT_QUEUE; 446$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402$SLOT_QUEUE = Coro::async { 447$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager"); 448 $Coro::current->desc ("timeslot manager");
404 449
405 my $signal = new Coro::Signal; 450 my $signal = new Coro::Signal;
451 my $busy;
406 452
407 while () { 453 while () {
408 next_job: 454 next_job:
455
409 my $avail = cf::till_tick; 456 my $avail = cf::till_tick;
410 if ($avail > 0.01) { 457
411 for (0 .. $#SLOT_QUEUE) { 458 for (0 .. $#SLOT_QUEUE) {
412 if ($SLOT_QUEUE[$_][0] < $avail) { 459 if ($SLOT_QUEUE[$_][0] <= $avail) {
460 $busy = 0;
413 my $job = splice @SLOT_QUEUE, $_, 1, (); 461 my $job = splice @SLOT_QUEUE, $_, 1, ();
414 $job->[2]->send; 462 $job->[2]->send;
415 Coro::cede; 463 Coro::cede;
416 goto next_job; 464 goto next_job;
417 } 465 } else {
466 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418 } 467 }
419 } 468 }
420 469
421 if (@SLOT_QUEUE) { 470 if (@SLOT_QUEUE) {
422 # we do not use wait_for_tick() as it returns immediately when tick is inactive 471 # we do not use wait_for_tick() as it returns immediately when tick is inactive
423 push @cf::WAIT_FOR_TICK, $signal; 472 push @cf::WAIT_FOR_TICK, $signal;
424 $signal->wait; 473 $signal->wait;
425 } else { 474 } else {
475 $busy = 0;
426 Coro::schedule; 476 Coro::schedule;
427 } 477 }
428 } 478 }
429}; 479};
430 480
431sub get_slot($;$$) { 481sub get_slot($;$$) {
482 return if tick_inhibit || $Coro::current == $Coro::main;
483
432 my ($time, $pri, $name) = @_; 484 my ($time, $pri, $name) = @_;
433 485
434 $time = $TICK * .6 if $time > $TICK * .6; 486 $time = clamp $time, 0.01, $TICK * .6;
487
435 my $sig = new Coro::Signal; 488 my $sig = new Coro::Signal;
436 489
437 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 490 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 491 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439 $SLOT_QUEUE->ready; 492 $SLOT_QUEUE->ready;
465=cut 518=cut
466 519
467sub sync_job(&) { 520sub sync_job(&) {
468 my ($job) = @_; 521 my ($job) = @_;
469 522
470 if ($Coro::current == $Coro::main) { 523 if (in_main) {
471 my $time = EV::time; 524 my $time = AE::time;
472 525
473 # this is the main coro, too bad, we have to block 526 # this is the main coro, too bad, we have to block
474 # till the operation succeeds, freezing the server :/ 527 # till the operation succeeds, freezing the server :/
475 528
476 LOG llevError, Carp::longmess "sync job";#d# 529 #LOG llevError, Carp::longmess "sync job";#d#
477 530
478 my $freeze_guard = freeze_mainloop; 531 my $freeze_guard = freeze_mainloop;
479 532
480 my $busy = 1; 533 my $busy = 1;
481 my @res; 534 my @res;
482 535
483 (async { 536 (async {
484 $Coro::current->desc ("sync job coro"); 537 $Coro::current->desc ("sync job coro");
485 @res = eval { $job->() }; 538 @res = eval { $job->() };
486 warn $@ if $@; 539 error $@ if $@;
487 undef $busy; 540 undef $busy;
488 })->prio (Coro::PRIO_MAX); 541 })->prio (Coro::PRIO_MAX);
489 542
490 while ($busy) { 543 while ($busy) {
491 if (Coro::nready) { 544 if (Coro::nready) {
493 } else { 546 } else {
494 EV::loop EV::LOOP_ONESHOT; 547 EV::loop EV::LOOP_ONESHOT;
495 } 548 }
496 } 549 }
497 550
498 my $time = EV::time - $time; 551 my $time = AE::time - $time;
499 552
500 $TICK_START += $time; # do not account sync jobs to server load 553 $TICK_START += $time; # do not account sync jobs to server load
501 554
502 wantarray ? @res : $res[0] 555 wantarray ? @res : $res[0]
503 } else { 556 } else {
547 reset_signals; 600 reset_signals;
548 &$cb 601 &$cb
549 }, @args; 602 }, @args;
550 603
551 wantarray ? @res : $res[-1] 604 wantarray ? @res : $res[-1]
605}
606
607sub objinfo {
608 (
609 "counter value" => cf::object::object_count,
610 "objects created" => cf::object::create_count,
611 "objects destroyed" => cf::object::destroy_count,
612 "freelist size" => cf::object::free_count,
613 "allocated objects" => cf::object::objects_size,
614 "active objects" => cf::object::actives_size,
615 )
552} 616}
553 617
554=item $coin = coin_from_name $name 618=item $coin = coin_from_name $name
555 619
556=cut 620=cut
593within each server. 657within each server.
594 658
595=cut 659=cut
596 660
597sub db_table($) { 661sub db_table($) {
662 cf::error "db_get called from main context"
663 if $Coro::current == $Coro::main;
664
598 my ($name) = @_; 665 my ($name) = @_;
599 my $db = BDB::db_create $DB_ENV; 666 my $db = BDB::db_create $DB_ENV;
600 667
601 eval { 668 eval {
602 $db->set_flags (BDB::CHKSUM); 669 $db->set_flags (BDB::CHKSUM);
612} 679}
613 680
614our $DB; 681our $DB;
615 682
616sub db_init { 683sub db_init {
617 cf::sync_job {
618 $DB ||= db_table "db"; 684 $DB ||= db_table "db";
619 };
620} 685}
621 686
622sub db_get($$) { 687sub db_get($$) {
623 my $key = "$_[0]/$_[1]"; 688 my $key = "$_[0]/$_[1]";
624 689
625 cf::sync_job { 690 cf::error "db_get called from main context"
691 if $Coro::current == $Coro::main;
692
626 BDB::db_get $DB, undef, $key, my $data; 693 BDB::db_get $DB, undef, $key, my $data;
627 694
628 $! ? () 695 $! ? ()
629 : $data 696 : $data
630 }
631} 697}
632 698
633sub db_put($$$) { 699sub db_put($$$) {
634 BDB::dbreq_pri 4; 700 BDB::dbreq_pri 4;
635 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 701 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
691 757
692 my $t1 = Time::HiRes::time; 758 my $t1 = Time::HiRes::time;
693 my $data = $process->(\@data); 759 my $data = $process->(\@data);
694 my $t2 = Time::HiRes::time; 760 my $t2 = Time::HiRes::time;
695 761
696 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 762 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697 763
698 db_put cache => "$id/data", $data; 764 db_put cache => "$id/data", $data;
699 db_put cache => "$id/md5" , $md5; 765 db_put cache => "$id/md5" , $md5;
700 db_put cache => "$id/meta", $meta; 766 db_put cache => "$id/meta", $meta;
701 767
711 777
712=cut 778=cut
713 779
714sub datalog($@) { 780sub datalog($@) {
715 my ($type, %kv) = @_; 781 my ($type, %kv) = @_;
716 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 782 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717} 783}
718 784
719=back 785=back
720 786
721=cut 787=cut
722 788
723############################################################################# 789#############################################################################
724 790
725=head2 ATTACHABLE OBJECTS 791=head2 ATTACHABLE OBJECTS
726 792
727Many objects in crossfire are so-called attachable objects. That means you can 793Many objects in deliantra are so-called attachable objects. That means you can
728attach callbacks/event handlers (a collection of which is called an "attachment") 794attach callbacks/event handlers (a collection of which is called an "attachment")
729to it. All such attachable objects support the following methods. 795to it. All such attachable objects support the following methods.
730 796
731In the following description, CLASS can be any of C<global>, C<object> 797In the following description, CLASS can be any of C<global>, C<object>
732C<player>, C<client> or C<map> (i.e. the attachable objects in 798C<player>, C<client> or C<map> (i.e. the attachable objects in
782=item cf::CLASS::attachment $name, ... 848=item cf::CLASS::attachment $name, ...
783 849
784Register an attachment by C<$name> through which attachable objects of the 850Register an attachment by C<$name> through which attachable objects of the
785given CLASS can refer to this attachment. 851given CLASS can refer to this attachment.
786 852
787Some classes such as crossfire maps and objects can specify attachments 853Some classes such as deliantra maps and objects can specify attachments
788that are attached at load/instantiate time, thus the need for a name. 854that are attached at load/instantiate time, thus the need for a name.
789 855
790These calls expect any number of the following handler/hook descriptions: 856These calls expect any number of the following handler/hook descriptions:
791 857
792=over 4 858=over 4
916 982
917 } elsif (exists $cb_id{$type}) { 983 } elsif (exists $cb_id{$type}) {
918 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 984 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919 985
920 } elsif (ref $type) { 986 } elsif (ref $type) {
921 warn "attaching objects not supported, ignoring.\n"; 987 error "attaching objects not supported, ignoring.\n";
922 988
923 } else { 989 } else {
924 shift @arg; 990 shift @arg;
925 warn "attach argument '$type' not supported, ignoring.\n"; 991 error "attach argument '$type' not supported, ignoring.\n";
926 } 992 }
927 } 993 }
928} 994}
929 995
930sub _object_attach { 996sub _object_attach {
940 _attach $registry, $klass, @attach; 1006 _attach $registry, $klass, @attach;
941 } 1007 }
942 1008
943 $obj->{$name} = \%arg; 1009 $obj->{$name} = \%arg;
944 } else { 1010 } else {
945 warn "object uses attachment '$name' which is not available, postponing.\n"; 1011 info "object uses attachment '$name' which is not available, postponing.\n";
946 } 1012 }
947 1013
948 $obj->{_attachment}{$name} = undef; 1014 $obj->{_attachment}{$name} = undef;
949} 1015}
950 1016
1009 1075
1010 for (@$callbacks) { 1076 for (@$callbacks) {
1011 eval { &{$_->[1]} }; 1077 eval { &{$_->[1]} };
1012 1078
1013 if ($@) { 1079 if ($@) {
1014 warn "$@";
1015 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1080 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016 override; 1081 override;
1017 } 1082 }
1018 1083
1019 return 1 if $override; 1084 return 1 if $override;
1020 } 1085 }
1083 1148
1084sub reattach { 1149sub reattach {
1085 # basically do the same as instantiate, without calling instantiate 1150 # basically do the same as instantiate, without calling instantiate
1086 my ($obj) = @_; 1151 my ($obj) = @_;
1087 1152
1153 # no longer needed after getting rid of delete_package?
1088 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1154 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089 1155
1090 my $registry = $obj->registry; 1156 my $registry = $obj->registry;
1091 1157
1092 @$registry = (); 1158 @$registry = ();
1093 1159
1098 for (@$attach) { 1164 for (@$attach) {
1099 my ($klass, @attach) = @$_; 1165 my ($klass, @attach) = @$_;
1100 _attach $registry, $klass, @attach; 1166 _attach $registry, $klass, @attach;
1101 } 1167 }
1102 } else { 1168 } else {
1103 warn "object uses attachment '$name' that is not available, postponing.\n"; 1169 info "object uses attachment '$name' that is not available, postponing.\n";
1104 } 1170 }
1105 } 1171 }
1106} 1172}
1107 1173
1108cf::attachable->attach ( 1174cf::attachable->attach (
1135 my ($filename, $rdata, $objs) = @_; 1201 my ($filename, $rdata, $objs) = @_;
1136 1202
1137 sync_job { 1203 sync_job {
1138 if (length $$rdata) { 1204 if (length $$rdata) {
1139 utf8::decode (my $decname = $filename); 1205 utf8::decode (my $decname = $filename);
1140 warn sprintf "saving %s (%d,%d)\n", 1206 trace sprintf "saving %s (%d,%d)\n",
1141 $decname, length $$rdata, scalar @$objs; 1207 $decname, length $$rdata, scalar @$objs
1208 if $VERBOSE_IO;
1142 1209
1143 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1210 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144 chmod SAVE_MODE, $fh; 1211 aio_chmod $fh, SAVE_MODE;
1145 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1212 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146 aio_fsync $fh if $cf::USE_FSYNC; 1213 if ($cf::USE_FSYNC) {
1214 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;
1215 aio_fsync $fh;
1216 }
1147 close $fh; 1217 aio_close $fh;
1148 1218
1149 if (@$objs) { 1219 if (@$objs) {
1150 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1220 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151 chmod SAVE_MODE, $fh; 1221 aio_chmod $fh, SAVE_MODE;
1152 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1222 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153 aio_write $fh, 0, (length $data), $data, 0; 1223 aio_write $fh, 0, (length $data), $data, 0;
1154 aio_fsync $fh if $cf::USE_FSYNC; 1224 if ($cf::USE_FSYNC) {
1225 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;
1226 aio_fsync $fh;
1227 }
1155 close $fh; 1228 aio_close $fh;
1156 aio_rename "$filename.pst~", "$filename.pst"; 1229 aio_rename "$filename.pst~", "$filename.pst";
1157 } 1230 }
1158 } else { 1231 } else {
1159 aio_unlink "$filename.pst"; 1232 aio_unlink "$filename.pst";
1160 } 1233 }
1161 1234
1162 aio_rename "$filename~", $filename; 1235 aio_rename "$filename~", $filename;
1236
1237 $filename =~ s%/[^/]+$%%;
1238 aio_pathsync $filename if $cf::USE_FSYNC;
1163 } else { 1239 } else {
1164 warn "FATAL: $filename~: $!\n"; 1240 error "unable to save objects: $filename~: $!\n";
1165 } 1241 }
1166 } else { 1242 } else {
1167 aio_unlink $filename; 1243 aio_unlink $filename;
1168 aio_unlink "$filename.pst"; 1244 aio_unlink "$filename.pst";
1169 } 1245 }
1193 my $st = eval { Coro::Storable::thaw $av }; 1269 my $st = eval { Coro::Storable::thaw $av };
1194 $av = $st->{objs}; 1270 $av = $st->{objs};
1195 } 1271 }
1196 1272
1197 utf8::decode (my $decname = $filename); 1273 utf8::decode (my $decname = $filename);
1198 warn sprintf "loading %s (%d,%d)\n", 1274 trace sprintf "loading %s (%d,%d)\n",
1199 $decname, length $data, scalar @{$av || []}; 1275 $decname, length $data, scalar @{$av || []}
1276 if $VERBOSE_IO;
1200 1277
1201 ($data, $av) 1278 ($data, $av)
1202} 1279}
1203 1280
1204=head2 COMMAND CALLBACKS 1281=head2 COMMAND CALLBACKS
1260 my ($name, $cb) = @_; 1337 my ($name, $cb) = @_;
1261 1338
1262 $EXTICMD{$name} = $cb; 1339 $EXTICMD{$name} = $cb;
1263} 1340}
1264 1341
1342use File::Glob ();
1343
1265cf::player->attach ( 1344cf::player->attach (
1266 on_command => sub { 1345 on_unknown_command => sub {
1267 my ($pl, $name, $params) = @_; 1346 my ($pl, $name, $params) = @_;
1268 1347
1269 my $cb = $COMMAND{$name} 1348 my $cb = $COMMAND{$name}
1270 or return; 1349 or return;
1271 1350
1294 1373
1295 $pl->ext_reply ($reply, @reply) 1374 $pl->ext_reply ($reply, @reply)
1296 if $reply; 1375 if $reply;
1297 1376
1298 } else { 1377 } else {
1299 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1378 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300 } 1379 }
1301 1380
1302 cf::override; 1381 cf::override;
1303 }, 1382 },
1304); 1383);
1305 1384
1385# "readahead" all extensions
1386sub cache_extensions {
1387 my $grp = IO::AIO::aio_group;
1388
1389 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1390 for (grep /\.ext$/, @{$_[0]}) {
1391 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1392 }
1393 };
1394
1395 $grp
1396}
1397
1306sub load_extensions { 1398sub load_extensions {
1399 info "loading extensions...";
1400
1307 cf::sync_job { 1401 cf::sync_job {
1308 my %todo; 1402 my %todo;
1309 1403
1310 for my $path (<$LIBDIR/*.ext>) { 1404 for my $path (<$LIBDIR/*.ext>) {
1311 next unless -r $path; 1405 next unless -r $path;
1329 1423
1330 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1424 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1425 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332 1426
1333 $ext{source} = 1427 $ext{source} =
1334 "package $pkg; use strict; use utf8;\n" 1428 "package $pkg; use common::sense;\n"
1335 . "#line 1 \"$path\"\n{\n" 1429 . "#line 1 \"$path\"\n{\n"
1336 . $source 1430 . $source
1337 . "\n};\n1"; 1431 . "\n};\n1";
1338 1432
1339 $todo{$base} = \%ext; 1433 $todo{$base} = \%ext;
1340 } 1434 }
1341 1435
1436 my $pass = 0;
1342 my %done; 1437 my %done;
1343 while (%todo) { 1438 while (%todo) {
1344 my $progress; 1439 my $progress;
1345 1440
1441 ++$pass;
1442
1443 ext:
1346 while (my ($k, $v) = each %todo) { 1444 while (my ($k, $v) = each %todo) {
1347 for (split /,\s*/, $v->{meta}{depends}) { 1445 for (split /,\s*/, $v->{meta}{depends}) {
1348 goto skip 1446 next ext
1349 unless exists $done{$_}; 1447 unless exists $done{$_};
1350 } 1448 }
1351 1449
1352 warn "... loading '$k' into '$v->{pkg}'\n"; 1450 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353 1451
1354 unless (eval $v->{source}) { 1452 my $active = eval $v->{source};
1453
1454 if (length $@) {
1355 my $msg = $@ ? "$v->{path}: $@\n" 1455 error "$v->{path}: $@\n";
1356 : "$v->{base}: extension inactive.\n";
1357 1456
1358 if (exists $v->{meta}{mandatory}) {
1359 warn $msg;
1360 cf::cleanup "mandatory extension failed to load, exiting."; 1457 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361 } 1458 if exists $v->{meta}{mandatory};
1362 1459
1363 warn $msg; 1460 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1461 delete $todo{$k};
1462 } else {
1463 $done{$k} = delete $todo{$k};
1464 push @EXTS, $v->{pkg};
1465 $progress = 1;
1466
1467 info "$v->{base}: extension inactive.\n"
1468 unless $active;
1364 } 1469 }
1365
1366 $done{$k} = delete $todo{$k};
1367 push @EXTS, $v->{pkg};
1368 $progress = 1;
1369 } 1470 }
1370 1471
1371 skip: 1472 unless ($progress) {
1372 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1473 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373 unless $progress; 1474
1475 while (my ($k, $v) = each %todo) {
1476 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1477 if exists $v->{meta}{mandatory};
1478 }
1479 }
1374 } 1480 }
1375 }; 1481 };
1376} 1482}
1377 1483
1378############################################################################# 1484#############################################################################
1379 1485
1380=back 1486=back
1381 1487
1382=head2 CORE EXTENSIONS 1488=head2 CORE EXTENSIONS
1383 1489
1384Functions and methods that extend core crossfire objects. 1490Functions and methods that extend core deliantra objects.
1385 1491
1386=cut 1492=cut
1387 1493
1388package cf::player; 1494package cf::player;
1389 1495
1432 1538
1433sub exists($) { 1539sub exists($) {
1434 my ($login) = @_; 1540 my ($login) = @_;
1435 1541
1436 $cf::PLAYER{$login} 1542 $cf::PLAYER{$login}
1437 or cf::sync_job { !aio_stat path $login } 1543 or !aio_stat path $login
1438} 1544}
1439 1545
1440sub find($) { 1546sub find($) {
1441 return $cf::PLAYER{$_[0]} || do { 1547 return $cf::PLAYER{$_[0]} || do {
1442 my $login = $_[0]; 1548 my $login = $_[0];
1454 my $f = new_from_file cf::object::thawer path $login 1560 my $f = new_from_file cf::object::thawer path $login
1455 or return; 1561 or return;
1456 1562
1457 my $pl = cf::player::load_pl $f 1563 my $pl = cf::player::load_pl $f
1458 or return; 1564 or return;
1565
1459 local $cf::PLAYER_LOADING{$login} = $pl; 1566 local $cf::PLAYER_LOADING{$login} = $pl;
1460 $f->resolve_delayed_derefs; 1567 $f->resolve_delayed_derefs;
1461 $cf::PLAYER{$login} = $pl 1568 $cf::PLAYER{$login} = $pl
1462 } 1569 }
1463 } 1570 }
1464} 1571}
1465 1572
1573cf::player->attach (
1574 on_load => sub {
1575 my ($pl, $path) = @_;
1576
1577 # restore slots saved in save, below
1578 my $slots = delete $pl->{_slots};
1579
1580 $pl->ob->current_weapon ($slots->[0]);
1581 $pl->combat_ob ($slots->[1]);
1582 $pl->ranged_ob ($slots->[2]);
1583 },
1584);
1585
1466sub save($) { 1586sub save($) {
1467 my ($pl) = @_; 1587 my ($pl) = @_;
1468 1588
1469 return if $pl->{deny_save}; 1589 return if $pl->{deny_save};
1470 1590
1473 1593
1474 return if $pl->{deny_save}; 1594 return if $pl->{deny_save};
1475 1595
1476 aio_mkdir playerdir $pl, 0770; 1596 aio_mkdir playerdir $pl, 0770;
1477 $pl->{last_save} = $cf::RUNTIME; 1597 $pl->{last_save} = $cf::RUNTIME;
1598
1599 cf::get_slot 0.01;
1600
1601 # save slots, to be restored later
1602 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478 1603
1479 $pl->save_pl ($path); 1604 $pl->save_pl ($path);
1480 cf::cede_to_tick; 1605 cf::cede_to_tick;
1481} 1606}
1482 1607
1514 my ($pl) = @_; 1639 my ($pl) = @_;
1515 1640
1516 my $name = $pl->ob->name; 1641 my $name = $pl->ob->name;
1517 1642
1518 $pl->{deny_save} = 1; 1643 $pl->{deny_save} = 1;
1519 $pl->password ("*"); # this should lock out the player until we nuked the dir 1644 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1520 1645
1521 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1646 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522 $pl->deactivate; 1647 $pl->deactivate;
1648 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1649 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1524 $pl->ns->destroy if $pl->ns; 1650 $pl->ns->destroy if $pl->ns;
1525 1651
1526 my $path = playerdir $pl; 1652 my $path = playerdir $pl;
1527 my $temp = "$path~$cf::RUNTIME~deleting~"; 1653 my $temp = "$path~$cf::RUNTIME~deleting~";
1566 1692
1567 for my $login (@$dirs) { 1693 for my $login (@$dirs) {
1568 my $path = path $login; 1694 my $path = path $login;
1569 1695
1570 # a .pst is a dead give-away for a valid player 1696 # a .pst is a dead give-away for a valid player
1571 unless (-e "$path.pst") { 1697 # if no pst file found, open and chekc for blocked users
1698 if (aio_stat "$path.pst") {
1572 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1699 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573 aio_read $fh, 0, 512, my $buf, 0 or next; 1700 aio_read $fh, 0, 512, my $buf, 0 or next;
1574 $buf !~ /^password -------------$/m or next; # official not-valid tag 1701 $buf !~ /^password -------------$/m or next; # official not-valid tag
1575 } 1702 }
1576 1703
1580 1707
1581 \@logins 1708 \@logins
1582} 1709}
1583 1710
1584=item $player->maps 1711=item $player->maps
1712
1713=item cf::player::maps $login
1585 1714
1586Returns an arrayref of map paths that are private for this 1715Returns an arrayref of map paths that are private for this
1587player. May block. 1716player. May block.
1588 1717
1589=cut 1718=cut
1607 } 1736 }
1608 1737
1609 \@paths 1738 \@paths
1610} 1739}
1611 1740
1612=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1741=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613 1742
1614Expand crossfire pod fragments into protocol xml. 1743Expand deliantra pod fragments into protocol xml.
1615
1616=cut
1617
1618use re 'eval';
1619
1620my $group;
1621my $interior; $interior = qr{
1622 # match a pod interior sequence sans C<< >>
1623 (?:
1624 \ (.*?)\ (?{ $group = $^N })
1625 | < (??{$interior}) >
1626 )
1627}x;
1628
1629sub expand_cfpod {
1630 my ($self, $pod) = @_;
1631
1632 my $xml;
1633
1634 while () {
1635 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636 $group = $1;
1637
1638 $group =~ s/&/&amp;/g;
1639 $group =~ s/</&lt;/g;
1640
1641 $xml .= $group;
1642 } elsif ($pod =~ m%\G
1643 ([BCGHITU])
1644 <
1645 (?:
1646 ([^<>]*) (?{ $group = $^N })
1647 | < $interior >
1648 )
1649 >
1650 %gcsx
1651 ) {
1652 my ($code, $data) = ($1, $group);
1653
1654 if ($code eq "B") {
1655 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656 } elsif ($code eq "I") {
1657 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658 } elsif ($code eq "U") {
1659 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660 } elsif ($code eq "C") {
1661 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662 } elsif ($code eq "T") {
1663 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664 } elsif ($code eq "G") {
1665 my ($male, $female) = split /\|/, $data;
1666 $data = $self->gender ? $female : $male;
1667 $xml .= expand_cfpod ($self, $data);
1668 } elsif ($code eq "H") {
1669 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671 "")
1672 [$self->{hintmode}];
1673 } else {
1674 $xml .= "error processing '$code($data)' directive";
1675 }
1676 } else {
1677 if ($pod =~ /\G(.+)/) {
1678 warn "parse error while expanding $pod (at $1)";
1679 }
1680 last;
1681 }
1682 }
1683
1684 for ($xml) {
1685 # create single paragraphs (very hackish)
1686 s/(?<=\S)\n(?=\w)/ /g;
1687
1688 # compress some whitespace
1689 s/\s+\n/\n/g; # ws line-ends
1690 s/\n\n+/\n/g; # double lines
1691 s/^\n+//; # beginning lines
1692 s/\n+$//; # ending lines
1693 }
1694
1695 $xml
1696}
1697
1698no re 'eval';
1699
1700sub hintmode {
1701 $_[0]{hintmode} = $_[1] if @_ > 1;
1702 $_[0]{hintmode}
1703}
1704 1744
1705=item $player->ext_reply ($msgid, @msg) 1745=item $player->ext_reply ($msgid, @msg)
1706 1746
1707Sends an ext reply to the player. 1747Sends an ext reply to the player.
1708 1748
1740 1780
1741=cut 1781=cut
1742 1782
1743sub find_by_path($) { 1783sub find_by_path($) {
1744 my ($path) = @_; 1784 my ($path) = @_;
1785
1786 $path =~ s/^~[^\/]*//; # skip ~login
1745 1787
1746 my ($match, $specificity); 1788 my ($match, $specificity);
1747 1789
1748 for my $region (list) { 1790 for my $region (list) {
1749 if ($region->{match} && $path =~ $region->{match}) { 1791 if ($region->{match} && $path =~ $region->{match}) {
1781 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1823 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782 1824
1783 # mit "rum" bekleckern, nicht 1825 # mit "rum" bekleckern, nicht
1784 $self->_create_random_map ( 1826 $self->_create_random_map (
1785 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1827 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1828 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1829 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788 $rmp->{exit_on_final_map}, 1830 $rmp->{exit_on_final_map},
1789 $rmp->{xsize}, $rmp->{ysize}, 1831 $rmp->{xsize}, $rmp->{ysize},
1790 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1832 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1833 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806 1848
1807sub register { 1849sub register {
1808 my (undef, $regex, $prio) = @_; 1850 my (undef, $regex, $prio) = @_;
1809 my $pkg = caller; 1851 my $pkg = caller;
1810 1852
1811 no strict;
1812 push @{"$pkg\::ISA"}, __PACKAGE__; 1853 push @{"$pkg\::ISA"}, __PACKAGE__;
1813 1854
1814 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1855 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815} 1856}
1816 1857
1817# also paths starting with '/' 1858# also paths starting with '/'
1818$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1859$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819 1860
1820sub thawer_merge { 1861sub thawer_merge {
1821 my ($self, $merge) = @_; 1862 my ($self, $merge) = @_;
1822 1863
1823 # we have to keep some variables in memory intact 1864 # we have to keep some variables in memory intact
1921 1962
1922 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 1963 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923 "$UNIQUEDIR/$path" 1964 "$UNIQUEDIR/$path"
1924} 1965}
1925 1966
1926# and all this just because we cannot iterate over
1927# all maps in C++...
1928sub change_all_map_light {
1929 my ($change) = @_;
1930
1931 $_->change_map_light ($change)
1932 for grep $_->outdoor, values %cf::MAP;
1933}
1934
1935sub decay_objects { 1967sub decay_objects {
1936 my ($self) = @_; 1968 my ($self) = @_;
1937 1969
1938 return if $self->{deny_reset}; 1970 return if $self->{deny_reset};
1939 1971
2021sub find { 2053sub find {
2022 my ($path, $origin) = @_; 2054 my ($path, $origin) = @_;
2023 2055
2024 $path = normalise $path, $origin && $origin->path; 2056 $path = normalise $path, $origin && $origin->path;
2025 2057
2026 cf::lock_wait "map_data:$path";#d#remove 2058 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027 cf::lock_wait "map_find:$path"; 2059 my $guard2 = cf::lock_acquire "map_find:$path";
2028 2060
2029 $cf::MAP{$path} || do { 2061 $cf::MAP{$path} || do {
2030 my $guard1 = cf::lock_acquire "map_find:$path";
2031 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033 my $map = new_from_path cf::map $path 2062 my $map = new_from_path cf::map $path
2034 or return; 2063 or return;
2035 2064
2036 $map->{last_save} = $cf::RUNTIME; 2065 $map->{last_save} = $cf::RUNTIME;
2037 2066
2039 or return; 2068 or return;
2040 2069
2041 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2070 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042 # doing this can freeze the server in a sync job, obviously 2071 # doing this can freeze the server in a sync job, obviously
2043 #$cf::WAIT_FOR_TICK->wait; 2072 #$cf::WAIT_FOR_TICK->wait;
2073 undef $guard2;
2044 undef $guard1; 2074 undef $guard1;
2045 undef $guard2;
2046 $map->reset; 2075 $map->reset;
2047 return find $path; 2076 return find $path;
2048 } 2077 }
2049 2078
2050 $cf::MAP{$path} = $map 2079 $cf::MAP{$path} = $map
2051 } 2080 }
2052} 2081}
2053 2082
2054sub pre_load { } 2083sub pre_load { }
2055sub post_load { } 2084#sub post_load { } # XS
2056 2085
2057sub load { 2086sub load {
2058 my ($self) = @_; 2087 my ($self) = @_;
2059 2088
2060 local $self->{deny_reset} = 1; # loading can take a long time 2089 local $self->{deny_reset} = 1; # loading can take a long time
2077 my $f = new_from_file cf::object::thawer $self->{load_path}; 2106 my $f = new_from_file cf::object::thawer $self->{load_path};
2078 $f->skip_block; 2107 $f->skip_block;
2079 $self->_load_objects ($f) 2108 $self->_load_objects ($f)
2080 or return; 2109 or return;
2081 2110
2082 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2111 $self->post_load_original
2083 if delete $self->{load_original}; 2112 if delete $self->{load_original};
2084 2113
2085 if (my $uniq = $self->uniq_path) { 2114 if (my $uniq = $self->uniq_path) {
2086 utf8::encode $uniq; 2115 utf8::encode $uniq;
2087 unless (aio_stat $uniq) { 2116 unless (aio_stat $uniq) {
2105 unless ($self->{deny_activate}) { 2134 unless ($self->{deny_activate}) {
2106 $self->decay_objects; 2135 $self->decay_objects;
2107 $self->fix_auto_apply; 2136 $self->fix_auto_apply;
2108 $self->update_buttons; 2137 $self->update_buttons;
2109 cf::cede_to_tick; 2138 cf::cede_to_tick;
2110 $self->set_darkness_map;
2111 cf::cede_to_tick;
2112 $self->activate; 2139 $self->activate;
2113 } 2140 }
2114 2141
2115 $self->{last_save} = $cf::RUNTIME; 2142 $self->{last_save} = $cf::RUNTIME;
2116 $self->last_access ($cf::RUNTIME); 2143 $self->last_access ($cf::RUNTIME);
2117 2144
2118 $self->in_memory (cf::MAP_IN_MEMORY); 2145 $self->in_memory (cf::MAP_ACTIVE);
2119 } 2146 }
2120 2147
2121 $self->post_load; 2148 $self->post_load;
2122} 2149}
2123 2150
2151# customize the map for a given player, i.e.
2152# return the _real_ map. used by e.g. per-player
2153# maps to change the path to ~playername/mappath
2124sub customise_for { 2154sub customise_for {
2125 my ($self, $ob) = @_; 2155 my ($self, $ob) = @_;
2126 2156
2127 return find "~" . $ob->name . "/" . $self->{path} 2157 return find "~" . $ob->name . "/" . $self->{path}
2128 if $self->per_player; 2158 if $self->per_player;
2144 or next; 2174 or next;
2145 $neigh = find $neigh, $map 2175 $neigh = find $neigh, $map
2146 or next; 2176 or next;
2147 $neigh->load; 2177 $neigh->load;
2148 2178
2179 # now find the diagonal neighbours
2149 push @neigh, 2180 push @neigh,
2150 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2181 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2151 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2182 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2152 } 2183 }
2153 2184
2160} 2191}
2161 2192
2162sub find_sync { 2193sub find_sync {
2163 my ($path, $origin) = @_; 2194 my ($path, $origin) = @_;
2164 2195
2165 cf::sync_job { find $path, $origin } 2196 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2197 if $Coro::current == $Coro::main;
2198
2199 find $path, $origin
2166} 2200}
2167 2201
2168sub do_load_sync { 2202sub do_load_sync {
2169 my ($map) = @_; 2203 my ($map) = @_;
2170 2204
2171 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2205 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172 if $Coro::current == $Coro::main; 2206 if $Coro::current == $Coro::main;
2173 2207
2174 cf::sync_job { $map->load }; 2208 $map->load;
2175} 2209}
2176 2210
2177our %MAP_PREFETCH; 2211our %MAP_PREFETCH;
2178our $MAP_PREFETCHER = undef; 2212our $MAP_PREFETCHER = undef;
2179 2213
2181 my ($path, $origin, $load) = @_; 2215 my ($path, $origin, $load) = @_;
2182 2216
2183 $path = normalise $path, $origin && $origin->{path}; 2217 $path = normalise $path, $origin && $origin->{path};
2184 2218
2185 if (my $map = $cf::MAP{$path}) { 2219 if (my $map = $cf::MAP{$path}) {
2186 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2220 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187 } 2221 }
2188 2222
2189 $MAP_PREFETCH{$path} |= $load; 2223 $MAP_PREFETCH{$path} |= $load;
2190 2224
2191 $MAP_PREFETCHER ||= cf::async { 2225 $MAP_PREFETCHER ||= cf::async {
2205 $MAP_PREFETCHER->prio (6); 2239 $MAP_PREFETCHER->prio (6);
2206 2240
2207 () 2241 ()
2208} 2242}
2209 2243
2244# common code, used by both ->save and ->swapout
2210sub save { 2245sub _save {
2211 my ($self) = @_; 2246 my ($self) = @_;
2212
2213 my $lock = cf::lock_acquire "map_data:$self->{path}";
2214 2247
2215 $self->{last_save} = $cf::RUNTIME; 2248 $self->{last_save} = $cf::RUNTIME;
2216 2249
2217 return unless $self->dirty; 2250 return unless $self->dirty;
2218 2251
2227 2260
2228 cf::async { 2261 cf::async {
2229 $Coro::current->{desc} = "map player save"; 2262 $Coro::current->{desc} = "map player save";
2230 $_->contr->save for $self->players; 2263 $_->contr->save for $self->players;
2231 }; 2264 };
2265
2266 cf::get_slot 0.02;
2232 2267
2233 if ($uniq) { 2268 if ($uniq) {
2234 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2269 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2270 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2236 } else { 2271 } else {
2237 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2272 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238 } 2273 }
2239} 2274}
2240 2275
2276sub save {
2277 my ($self) = @_;
2278
2279 my $lock = cf::lock_acquire "map_data:$self->{path}";
2280
2281 $self->_save;
2282}
2283
2241sub swap_out { 2284sub swap_out {
2242 my ($self) = @_; 2285 my ($self) = @_;
2243 2286
2244 # save first because save cedes
2245 $self->save;
2246
2247 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2287 my $lock = cf::lock_acquire "map_data:$self->{path}";
2248 2288
2289 return if $self->in_memory != cf::MAP_ACTIVE;
2290 return if $self->{deny_save};
2249 return if $self->players; 2291 return if $self->players;
2250 return if $self->in_memory != cf::MAP_IN_MEMORY;
2251 return if $self->{deny_save};
2252 2292
2293 # first deactivate the map and "unlink" it from the core
2294 $self->deactivate;
2295 $_->clear_links_to ($self) for values %cf::MAP;
2253 $self->in_memory (cf::MAP_SWAPPED); 2296 $self->in_memory (cf::MAP_SWAPPED);
2297
2298 # then atomically save
2299 $self->_save;
2300
2301 # then free the map
2302 $self->clear;
2303}
2304
2305sub reset_at {
2306 my ($self) = @_;
2307
2308 # TODO: safety, remove and allow resettable per-player maps
2309 return 1e99 if $self->{deny_reset};
2310
2311 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2312 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2313
2314 $time + $to
2315}
2316
2317sub should_reset {
2318 my ($self) = @_;
2319
2320 $self->reset_at <= $cf::RUNTIME
2321}
2322
2323sub reset {
2324 my ($self) = @_;
2325
2326 my $lock = cf::lock_acquire "map_data:$self->{path}";
2327
2328 return if $self->players;
2329
2330 cf::trace "resetting map ", $self->path, "\n";
2331
2332 $self->in_memory (cf::MAP_SWAPPED);
2333
2334 # need to save uniques path
2335 unless ($self->{deny_save}) {
2336 my $uniq = $self->uniq_path; utf8::encode $uniq;
2337
2338 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2339 if $uniq;
2340 }
2341
2342 delete $cf::MAP{$self->path};
2254 2343
2255 $self->deactivate; 2344 $self->deactivate;
2256 $_->clear_links_to ($self) for values %cf::MAP; 2345 $_->clear_links_to ($self) for values %cf::MAP;
2257 $self->clear; 2346 $self->clear;
2258}
2259
2260sub reset_at {
2261 my ($self) = @_;
2262
2263 # TODO: safety, remove and allow resettable per-player maps
2264 return 1e99 if $self->{deny_reset};
2265
2266 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2267 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2268
2269 $time + $to
2270}
2271
2272sub should_reset {
2273 my ($self) = @_;
2274
2275 $self->reset_at <= $cf::RUNTIME
2276}
2277
2278sub reset {
2279 my ($self) = @_;
2280
2281 my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283 return if $self->players;
2284
2285 warn "resetting map ", $self->path;
2286
2287 $self->in_memory (cf::MAP_SWAPPED);
2288
2289 # need to save uniques path
2290 unless ($self->{deny_save}) {
2291 my $uniq = $self->uniq_path; utf8::encode $uniq;
2292
2293 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2294 if $uniq;
2295 }
2296
2297 delete $cf::MAP{$self->path};
2298
2299 $self->deactivate;
2300 $_->clear_links_to ($self) for values %cf::MAP;
2301 $self->clear;
2302 2347
2303 $self->unlink_save; 2348 $self->unlink_save;
2304 $self->destroy; 2349 $self->destroy;
2305} 2350}
2306 2351
2314 2359
2315 delete $cf::MAP{$self->path}; 2360 delete $cf::MAP{$self->path};
2316 2361
2317 $self->unlink_save; 2362 $self->unlink_save;
2318 2363
2319 bless $self, "cf::map"; 2364 bless $self, "cf::map::wrap";
2320 delete $self->{deny_reset}; 2365 delete $self->{deny_reset};
2321 $self->{deny_save} = 1; 2366 $self->{deny_save} = 1;
2322 $self->reset_timeout (1); 2367 $self->reset_timeout (1);
2323 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2368 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324 2369
2381 : normalise $_ 2426 : normalise $_
2382 } @{ aio_readdir $UNIQUEDIR or [] } 2427 } @{ aio_readdir $UNIQUEDIR or [] }
2383 ] 2428 ]
2384} 2429}
2385 2430
2431=item cf::map::static_maps
2432
2433Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2434file in the shared directory excluding F</styles> and F</editor>). May
2435block.
2436
2437=cut
2438
2439sub static_maps() {
2440 my @dirs = "";
2441 my @maps;
2442
2443 while (@dirs) {
2444 my $dir = shift @dirs;
2445
2446 next if $dir eq "/styles" || $dir eq "/editor";
2447
2448 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2449 or return;
2450
2451 for (@$files) {
2452 s/\.map$// or next;
2453 utf8::decode $_;
2454 push @maps, "$dir/$_";
2455 }
2456
2457 push @dirs, map "$dir/$_", @$dirs;
2458 }
2459
2460 \@maps
2461}
2462
2386=back 2463=back
2387 2464
2388=head3 cf::object 2465=head3 cf::object
2389 2466
2390=cut 2467=cut
2451can be C<undef>. Does the right thing when the player is currently in a 2528can be C<undef>. Does the right thing when the player is currently in a
2452dialogue with the given NPC character. 2529dialogue with the given NPC character.
2453 2530
2454=cut 2531=cut
2455 2532
2533our $SAY_CHANNEL = {
2534 id => "say",
2535 title => "Map",
2536 reply => "say ",
2537 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2538};
2539
2540our $CHAT_CHANNEL = {
2541 id => "chat",
2542 title => "Chat",
2543 reply => "chat ",
2544 tooltip => "Player chat and shouts, global to the server.",
2545};
2546
2456# rough implementation of a future "reply" method that works 2547# rough implementation of a future "reply" method that works
2457# with dialog boxes. 2548# with dialog boxes.
2458#TODO: the first argument must go, split into a $npc->reply_to ( method 2549#TODO: the first argument must go, split into a $npc->reply_to ( method
2459sub cf::object::player::reply($$$;$) { 2550sub cf::object::player::reply($$$;$) {
2460 my ($self, $npc, $msg, $flags) = @_; 2551 my ($self, $npc, $msg, $flags) = @_;
2471 my $dialog = $pl->{npc_dialog}; 2562 my $dialog = $pl->{npc_dialog};
2472 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2563 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473 2564
2474 } else { 2565 } else {
2475 $msg = $npc->name . " says: $msg" if $npc; 2566 $msg = $npc->name . " says: $msg" if $npc;
2476 $self->message ($msg, $flags); 2567 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477 } 2568 }
2478 } 2569 }
2479} 2570}
2480 2571
2481=item $object->send_msg ($channel, $msg, $color, [extra...]) 2572=item $object->send_msg ($channel, $msg, $color, [extra...])
2506 2597
2507=item $player_object->enter_link 2598=item $player_object->enter_link
2508 2599
2509Freezes the player and moves him/her to a special map (C<{link}>). 2600Freezes the player and moves him/her to a special map (C<{link}>).
2510 2601
2511The player should be reasonably safe there for short amounts of time. You 2602The player should be reasonably safe there for short amounts of time (e.g.
2512I<MUST> call C<leave_link> as soon as possible, though. 2603for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2604though, as the player cannot control the character while it is on the link
2605map.
2513 2606
2514Will never block. 2607Will never block.
2515 2608
2516=item $player_object->leave_link ($map, $x, $y) 2609=item $player_object->leave_link ($map, $x, $y)
2517 2610
2537sub cf::object::player::enter_link { 2630sub cf::object::player::enter_link {
2538 my ($self) = @_; 2631 my ($self) = @_;
2539 2632
2540 $self->deactivate_recursive; 2633 $self->deactivate_recursive;
2541 2634
2635 ++$self->{_link_recursion};
2636
2542 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2637 return if UNIVERSAL::isa $self->map, "ext::map_link";
2543 2638
2544 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2639 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2545 if $self->map && $self->map->{path} ne "{link}"; 2640 if $self->map && $self->map->{path} ne "{link}";
2546 2641
2547 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2642 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2548} 2643}
2549 2644
2550sub cf::object::player::leave_link { 2645sub cf::object::player::leave_link {
2551 my ($self, $map, $x, $y) = @_; 2646 my ($self, $map, $x, $y) = @_;
2552 2647
2569 ($x, $y) = (-1, -1) 2664 ($x, $y) = (-1, -1)
2570 unless (defined $x) && (defined $y); 2665 unless (defined $x) && (defined $y);
2571 2666
2572 # use -1 or undef as default coordinates, not 0, 0 2667 # use -1 or undef as default coordinates, not 0, 0
2573 ($x, $y) = ($map->enter_x, $map->enter_y) 2668 ($x, $y) = ($map->enter_x, $map->enter_y)
2574 if $x <=0 && $y <= 0; 2669 if $x <= 0 && $y <= 0;
2575 2670
2576 $map->load; 2671 $map->load;
2577 $map->load_neighbours; 2672 $map->load_neighbours;
2578 2673
2579 return unless $self->contr->active; 2674 return unless $self->contr->active;
2580 $self->activate_recursive;
2581 2675
2582 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2676 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583 $self->enter_map ($map, $x, $y); 2677 if ($self->enter_map ($map, $x, $y)) {
2584} 2678 # entering was successful
2679 delete $self->{_link_recursion};
2680 # only activate afterwards, to support waiting in hooks
2681 $self->activate_recursive;
2682 }
2585 2683
2684}
2685
2586=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2686=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2587 2687
2588Moves the player to the given map-path and coordinates by first freezing 2688Moves the player to the given map-path and coordinates by first freezing
2589her, loading and preparing them map, calling the provided $check callback 2689her, loading and preparing them map, calling the provided $check callback
2590that has to return the map if sucecssful, and then unfreezes the player on 2690that has to return the map if sucecssful, and then unfreezes the player on
2591the new (success) or old (failed) map position. In either case, $done will 2691the new (success) or old (failed) map position. In either case, $done will
2592be called at the end of this process. 2692be called at the end of this process.
2593 2693
2694Note that $check will be called with a potentially non-loaded map, so if
2695it needs a loaded map it has to call C<< ->load >>.
2696
2594=cut 2697=cut
2595 2698
2596our $GOTOGEN; 2699our $GOTOGEN;
2597 2700
2598sub cf::object::player::goto { 2701sub cf::object::player::goto {
2599 my ($self, $path, $x, $y, $check, $done) = @_; 2702 my ($self, $path, $x, $y, $check, $done) = @_;
2703
2704 if ($self->{_link_recursion} >= $MAX_LINKS) {
2705 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2706 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2707 ($path, $x, $y) = @$EMERGENCY_POSITION;
2708 }
2600 2709
2601 # do generation counting so two concurrent goto's will be executed in-order 2710 # do generation counting so two concurrent goto's will be executed in-order
2602 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2711 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2603 2712
2604 $self->enter_link; 2713 $self->enter_link;
2628 my $map = eval { 2737 my $map = eval {
2629 my $map = defined $path ? cf::map::find $path : undef; 2738 my $map = defined $path ? cf::map::find $path : undef;
2630 2739
2631 if ($map) { 2740 if ($map) {
2632 $map = $map->customise_for ($self); 2741 $map = $map->customise_for ($self);
2633 $map = $check->($map) if $check && $map; 2742 $map = $check->($map, $x, $y, $self) if $check && $map;
2634 } else { 2743 } else {
2635 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2744 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2636 } 2745 }
2637 2746
2638 $map 2747 $map
2646 if ($gen == $self->{_goto_generation}) { 2755 if ($gen == $self->{_goto_generation}) {
2647 delete $self->{_goto_generation}; 2756 delete $self->{_goto_generation};
2648 $self->leave_link ($map, $x, $y); 2757 $self->leave_link ($map, $x, $y);
2649 } 2758 }
2650 2759
2651 $done->() if $done; 2760 $done->($self) if $done;
2652 })->prio (1); 2761 })->prio (1);
2653} 2762}
2654 2763
2655=item $player_object->enter_exit ($exit_object) 2764=item $player_object->enter_exit ($exit_object)
2656 2765
2676} 2785}
2677 2786
2678sub prepare_random_map { 2787sub prepare_random_map {
2679 my ($exit) = @_; 2788 my ($exit) = @_;
2680 2789
2681 my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683 # all this does is basically replace the /! path by 2790 # all this does is basically replace the /! path by
2684 # a new random map path (?random/...) with a seed 2791 # a new random map path (?random/...) with a seed
2685 # that depends on the exit object 2792 # that depends on the exit object
2686 2793
2687 my $rmp = parse_random_map_params $exit->msg; 2794 my $rmp = parse_random_map_params $exit->msg;
2689 if ($exit->map) { 2796 if ($exit->map) {
2690 $rmp->{region} = $exit->region->name; 2797 $rmp->{region} = $exit->region->name;
2691 $rmp->{origin_map} = $exit->map->path; 2798 $rmp->{origin_map} = $exit->map->path;
2692 $rmp->{origin_x} = $exit->x; 2799 $rmp->{origin_x} = $exit->x;
2693 $rmp->{origin_y} = $exit->y; 2800 $rmp->{origin_y} = $exit->y;
2801
2802 $exit->map->touch;
2694 } 2803 }
2695 2804
2696 $rmp->{random_seed} ||= $exit->random_seed; 2805 $rmp->{random_seed} ||= $exit->random_seed;
2697 2806
2698 my $data = cf::encode_json $rmp; 2807 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699 my $md5 = Digest::MD5::md5_hex $data; 2808 my $md5 = Digest::MD5::md5_hex $data;
2700 my $meta = "$RANDOMDIR/$md5.meta"; 2809 my $meta = "$RANDOMDIR/$md5.meta";
2701 2810
2702 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2811 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703 aio_write $fh, 0, (length $data), $data, 0; 2812 aio_write $fh, 0, (length $data), $data, 0;
2704 undef $fh; 2813 undef $fh;
2705 aio_rename "$meta~", $meta; 2814 aio_rename "$meta~", $meta;
2706 2815
2816 my $slaying = "?random/$md5";
2817
2818 if ($exit->valid) {
2707 $exit->slaying ("?random/$md5"); 2819 $exit->slaying ("?random/$md5");
2708 $exit->msg (undef); 2820 $exit->msg (undef);
2821 }
2709 } 2822 }
2710} 2823}
2711 2824
2712sub cf::object::player::enter_exit { 2825sub cf::object::player::enter_exit {
2713 my ($self, $exit) = @_; 2826 my ($self, $exit) = @_;
2714 2827
2715 return unless $self->type == cf::PLAYER; 2828 return unless $self->type == cf::PLAYER;
2716 2829
2717 if ($exit->slaying eq "/!") {
2718 #TODO: this should de-fi-ni-te-ly not be a sync-job
2719 # the problem is that $exit might not survive long enough
2720 # so it needs to be done right now, right here
2721 cf::sync_job { prepare_random_map $exit };
2722 }
2723
2724 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725 my $hp = $exit->stats->hp;
2726 my $sp = $exit->stats->sp;
2727
2728 $self->enter_link; 2830 $self->enter_link;
2729 2831
2730 # if exit is damned, update players death & WoR home-position
2731 $self->contr->savebed ($slaying, $hp, $sp)
2732 if $exit->flag (FLAG_DAMNED);
2733
2734 (async { 2832 (async {
2735 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2833 $Coro::current->{desc} = "enter_exit";
2736 2834
2737 $self->deactivate_recursive; # just to be sure
2738 unless (eval { 2835 unless (eval {
2836 $self->deactivate_recursive; # just to be sure
2837
2838 # random map handling
2839 {
2840 my $guard = cf::lock_acquire "exit_prepare:$exit";
2841
2842 prepare_random_map $exit
2843 if $exit->slaying eq "/!";
2844 }
2845
2846 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2847 my $x = $exit->stats->hp;
2848 my $y = $exit->stats->sp;
2849
2739 $self->goto ($slaying, $hp, $sp); 2850 $self->goto ($map, $x, $y);
2740 2851
2852 # if exit is damned, update players death & WoR home-position
2853 $self->contr->savebed ($map, $x, $y)
2854 if $exit->flag (cf::FLAG_DAMNED);
2855
2741 1; 2856 1
2742 }) { 2857 }) {
2743 $self->message ("Something went wrong deep within the crossfire server. " 2858 $self->message ("Something went wrong deep within the deliantra server. "
2744 . "I'll try to bring you back to the map you were before. " 2859 . "I'll try to bring you back to the map you were before. "
2745 . "Please report this to the dungeon master!", 2860 . "Please report this to the dungeon master!",
2746 cf::NDI_UNIQUE | cf::NDI_RED); 2861 cf::NDI_UNIQUE | cf::NDI_RED);
2747 2862
2748 warn "ERROR in enter_exit: $@"; 2863 error "ERROR in enter_exit: $@";
2749 $self->leave_link; 2864 $self->leave_link;
2750 } 2865 }
2751 })->prio (1); 2866 })->prio (1);
2752} 2867}
2753 2868
2765sub cf::client::send_drawinfo { 2880sub cf::client::send_drawinfo {
2766 my ($self, $text, $flags) = @_; 2881 my ($self, $text, $flags) = @_;
2767 2882
2768 utf8::encode $text; 2883 utf8::encode $text;
2769 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2884 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2885}
2886
2887=item $client->send_big_packet ($pkt)
2888
2889Like C<send_packet>, but tries to compress large packets, and fragments
2890them as required.
2891
2892=cut
2893
2894our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2895
2896sub cf::client::send_big_packet {
2897 my ($self, $pkt) = @_;
2898
2899 # try lzf for large packets
2900 $pkt = "lzf " . Compress::LZF::compress $pkt
2901 if 1024 <= length $pkt and $self->{can_lzf};
2902
2903 # split very large packets
2904 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2905 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2906 $pkt = "frag";
2907 }
2908
2909 $self->send_packet ($pkt);
2770} 2910}
2771 2911
2772=item $client->send_msg ($channel, $msg, $color, [extra...]) 2912=item $client->send_msg ($channel, $msg, $color, [extra...])
2773 2913
2774Send a drawinfo or msg packet to the client, formatting the msg for the 2914Send a drawinfo or msg packet to the client, formatting the msg for the
2778 2918
2779=cut 2919=cut
2780 2920
2781# non-persistent channels (usually the info channel) 2921# non-persistent channels (usually the info channel)
2782our %CHANNEL = ( 2922our %CHANNEL = (
2923 "c/motd" => {
2924 id => "infobox",
2925 title => "MOTD",
2926 reply => undef,
2927 tooltip => "The message of the day",
2928 },
2783 "c/identify" => { 2929 "c/identify" => {
2784 id => "infobox", 2930 id => "infobox",
2785 title => "Identify", 2931 title => "Identify",
2786 reply => undef, 2932 reply => undef,
2787 tooltip => "Items recently identified", 2933 tooltip => "Items recently identified",
2789 "c/examine" => { 2935 "c/examine" => {
2790 id => "infobox", 2936 id => "infobox",
2791 title => "Examine", 2937 title => "Examine",
2792 reply => undef, 2938 reply => undef,
2793 tooltip => "Signs and other items you examined", 2939 tooltip => "Signs and other items you examined",
2940 },
2941 "c/shopinfo" => {
2942 id => "infobox",
2943 title => "Shop Info",
2944 reply => undef,
2945 tooltip => "What your bargaining skill tells you about the shop",
2794 }, 2946 },
2795 "c/book" => { 2947 "c/book" => {
2796 id => "infobox", 2948 id => "infobox",
2797 title => "Book", 2949 title => "Book",
2798 reply => undef, 2950 reply => undef,
2814 id => "infobox", 2966 id => "infobox",
2815 title => "Body Parts", 2967 title => "Body Parts",
2816 reply => undef, 2968 reply => undef,
2817 tooltip => "Shows which body parts you posess and are available", 2969 tooltip => "Shows which body parts you posess and are available",
2818 }, 2970 },
2971 "c/statistics" => {
2972 id => "infobox",
2973 title => "Statistics",
2974 reply => undef,
2975 tooltip => "Shows your primary statistics",
2976 },
2977 "c/skills" => {
2978 id => "infobox",
2979 title => "Skills",
2980 reply => undef,
2981 tooltip => "Shows your experience per skill and item power",
2982 },
2983 "c/shopitems" => {
2984 id => "infobox",
2985 title => "Shop Items",
2986 reply => undef,
2987 tooltip => "Shows the items currently for sale in this shop",
2988 },
2989 "c/resistances" => {
2990 id => "infobox",
2991 title => "Resistances",
2992 reply => undef,
2993 tooltip => "Shows your resistances",
2994 },
2995 "c/pets" => {
2996 id => "infobox",
2997 title => "Pets",
2998 reply => undef,
2999 tooltip => "Shows information abotu your pets/a specific pet",
3000 },
3001 "c/perceiveself" => {
3002 id => "infobox",
3003 title => "Perceive Self",
3004 reply => undef,
3005 tooltip => "You gained detailed knowledge about yourself",
3006 },
2819 "c/uptime" => { 3007 "c/uptime" => {
2820 id => "infobox", 3008 id => "infobox",
2821 title => "Uptime", 3009 title => "Uptime",
2822 reply => undef, 3010 reply => undef,
2823 tooltip => "How long the server has been running since last restart", 3011 tooltip => "How long the server has been running since last restart",
2826 id => "infobox", 3014 id => "infobox",
2827 title => "Map Info", 3015 title => "Map Info",
2828 reply => undef, 3016 reply => undef,
2829 tooltip => "Information related to the maps", 3017 tooltip => "Information related to the maps",
2830 }, 3018 },
3019 "c/party" => {
3020 id => "party",
3021 title => "Party",
3022 reply => "gsay ",
3023 tooltip => "Messages and chat related to your party",
3024 },
3025 "c/death" => {
3026 id => "death",
3027 title => "Death",
3028 reply => undef,
3029 tooltip => "Reason for and more info about your most recent death",
3030 },
3031 "c/say" => $SAY_CHANNEL,
3032 "c/chat" => $CHAT_CHANNEL,
2831); 3033);
2832 3034
2833sub cf::client::send_msg { 3035sub cf::client::send_msg {
2834 my ($self, $channel, $msg, $color, @extra) = @_; 3036 my ($self, $channel, $msg, $color, @extra) = @_;
2835 3037
2836 $msg = $self->pl->expand_cfpod ($msg); 3038 $msg = $self->pl->expand_cfpod ($msg)
3039 unless $color & cf::NDI_VERBATIM;
2837 3040
2838 $color &= cf::NDI_CLIENT_MASK; # just in case... 3041 $color &= cf::NDI_CLIENT_MASK; # just in case...
2839 3042
2840 # check predefined channels, for the benefit of C 3043 # check predefined channels, for the benefit of C
2841 if ($CHANNEL{$channel}) { 3044 if ($CHANNEL{$channel}) {
2842 $channel = $CHANNEL{$channel}; 3045 $channel = $CHANNEL{$channel};
2843 3046
2844 $self->ext_msg (channel_info => $channel) 3047 $self->ext_msg (channel_info => $channel);
2845 if $self->can_msg;
2846
2847 $channel = $channel->{id}; 3048 $channel = $channel->{id};
2848 3049
2849 } elsif (ref $channel) { 3050 } elsif (ref $channel) {
2850 # send meta info to client, if not yet sent 3051 # send meta info to client, if not yet sent
2851 unless (exists $self->{channel}{$channel->{id}}) { 3052 unless (exists $self->{channel}{$channel->{id}}) {
2852 $self->{channel}{$channel->{id}} = $channel; 3053 $self->{channel}{$channel->{id}} = $channel;
2853 $self->ext_msg (channel_info => $channel) 3054 $self->ext_msg (channel_info => $channel);
2854 if $self->can_msg;
2855 } 3055 }
2856 3056
2857 $channel = $channel->{id}; 3057 $channel = $channel->{id};
2858 } 3058 }
2859 3059
2860 return unless @extra || length $msg; 3060 return unless @extra || length $msg;
2861 3061
2862 if ($self->can_msg) {
2863 # default colour, mask it out 3062 # default colour, mask it out
2864 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3063 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865 if $color & cf::NDI_DEF; 3064 if $color & cf::NDI_DEF;
2866 3065
2867 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3066 my $pkt = "msg "
3067 . $self->{json_coder}->encode (
2868 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3068 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869 } else { 3069 );
2870 if ($color >= 0) {
2871 # replace some tags by gcfclient-compatible ones
2872 for ($msg) {
2873 1 while
2874 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879 }
2880 3070
2881 $color &= cf::NDI_COLOR_MASK; 3071 $self->send_big_packet ($pkt);
2882
2883 utf8::encode $msg;
2884
2885 if (0 && $msg =~ /\[/) {
2886 # COMMAND/INFO
2887 $self->send_packet ("drawextinfo $color 10 8 $msg")
2888 } else {
2889 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890 $self->send_packet ("drawinfo $color $msg")
2891 }
2892 }
2893 }
2894} 3072}
2895 3073
2896=item $client->ext_msg ($type, @msg) 3074=item $client->ext_msg ($type, @msg)
2897 3075
2898Sends an ext event to the client. 3076Sends an ext event to the client.
2901 3079
2902sub cf::client::ext_msg($$@) { 3080sub cf::client::ext_msg($$@) {
2903 my ($self, $type, @msg) = @_; 3081 my ($self, $type, @msg) = @_;
2904 3082
2905 if ($self->extcmd == 2) { 3083 if ($self->extcmd == 2) {
2906 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3084 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907 } elsif ($self->extcmd == 1) { # TODO: remove 3085 } elsif ($self->extcmd == 1) { # TODO: remove
2908 push @msg, msgtype => "event_$type"; 3086 push @msg, msgtype => "event_$type";
2909 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3087 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910 } 3088 }
2911} 3089}
2912 3090
2913=item $client->ext_reply ($msgid, @msg) 3091=item $client->ext_reply ($msgid, @msg)
2914 3092
2918 3096
2919sub cf::client::ext_reply($$@) { 3097sub cf::client::ext_reply($$@) {
2920 my ($self, $id, @msg) = @_; 3098 my ($self, $id, @msg) = @_;
2921 3099
2922 if ($self->extcmd == 2) { 3100 if ($self->extcmd == 2) {
2923 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3101 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924 } elsif ($self->extcmd == 1) { 3102 } elsif ($self->extcmd == 1) {
2925 #TODO: version 1, remove 3103 #TODO: version 1, remove
2926 unshift @msg, msgtype => "reply", msgid => $id; 3104 unshift @msg, msgtype => "reply", msgid => $id;
2927 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3105 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928 } 3106 }
2929} 3107}
2930 3108
2931=item $success = $client->query ($flags, "text", \&cb) 3109=item $success = $client->query ($flags, "text", \&cb)
2932 3110
3003 3181
3004 $ns->ext_reply ($reply, @reply) 3182 $ns->ext_reply ($reply, @reply)
3005 if $reply; 3183 if $reply;
3006 3184
3007 } else { 3185 } else {
3008 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3186 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3009 } 3187 }
3010 3188
3011 cf::override; 3189 cf::override;
3012 }, 3190 },
3013); 3191);
3033 3211
3034 $coro 3212 $coro
3035} 3213}
3036 3214
3037cf::client->attach ( 3215cf::client->attach (
3038 on_destroy => sub { 3216 on_client_destroy => sub {
3039 my ($ns) = @_; 3217 my ($ns) = @_;
3040 3218
3041 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3219 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3042 }, 3220 },
3043); 3221);
3059our $safe_hole = new Safe::Hole; 3237our $safe_hole = new Safe::Hole;
3060 3238
3061$SIG{FPE} = 'IGNORE'; 3239$SIG{FPE} = 'IGNORE';
3062 3240
3063$safe->permit_only (Opcode::opset qw( 3241$safe->permit_only (Opcode::opset qw(
3064 :base_core :base_mem :base_orig :base_math 3242 :base_core :base_mem :base_orig :base_math :base_loop
3065 grepstart grepwhile mapstart mapwhile 3243 grepstart grepwhile mapstart mapwhile
3066 sort time 3244 sort time
3067)); 3245));
3068 3246
3069# here we export the classes and methods available to script code 3247# here we export the classes and methods available to script code
3072 3250
3073The following functions and methods are available within a safe environment: 3251The following functions and methods are available within a safe environment:
3074 3252
3075 cf::object 3253 cf::object
3076 contr pay_amount pay_player map x y force_find force_add destroy 3254 contr pay_amount pay_player map x y force_find force_add destroy
3077 insert remove name archname title slaying race decrease_ob_nr 3255 insert remove name archname title slaying race decrease split
3256 value
3078 3257
3079 cf::object::player 3258 cf::object::player
3080 player 3259 player
3081 3260
3082 cf::player 3261 cf::player
3087 3266
3088=cut 3267=cut
3089 3268
3090for ( 3269for (
3091 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3270 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092 insert remove inv name archname title slaying race 3271 insert remove inv nrof name archname title slaying race
3093 decrease_ob_nr destroy)], 3272 decrease split destroy change_exp value msg lore send_msg)],
3094 ["cf::object::player" => qw(player)], 3273 ["cf::object::player" => qw(player)],
3095 ["cf::player" => qw(peaceful)], 3274 ["cf::player" => qw(peaceful send_msg)],
3096 ["cf::map" => qw(trigger)], 3275 ["cf::map" => qw(trigger)],
3097) { 3276) {
3098 no strict 'refs';
3099 my ($pkg, @funs) = @$_; 3277 my ($pkg, @funs) = @$_;
3100 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3278 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3101 for @funs; 3279 for @funs;
3102} 3280}
3103 3281
3118 3296
3119 my $qcode = $code; 3297 my $qcode = $code;
3120 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3298 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3121 $qcode =~ s/\n/\\n/g; 3299 $qcode =~ s/\n/\\n/g;
3122 3300
3301 %vars = (_dummy => 0) unless %vars;
3302
3303 my @res;
3123 local $_; 3304 local $_;
3124 local @safe::cf::_safe_eval_args = values %vars;
3125 3305
3126 my $eval = 3306 my $eval =
3127 "do {\n" 3307 "do {\n"
3128 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3308 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3129 . "#line 0 \"{$qcode}\"\n" 3309 . "#line 0 \"{$qcode}\"\n"
3130 . $code 3310 . $code
3131 . "\n}" 3311 . "\n}"
3132 ; 3312 ;
3133 3313
3314 if ($CFG{safe_eval}) {
3134 sub_generation_inc; 3315 sub_generation_inc;
3316 local @safe::cf::_safe_eval_args = values %vars;
3135 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3317 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3136 sub_generation_inc; 3318 sub_generation_inc;
3319 } else {
3320 local @cf::_safe_eval_args = values %vars;
3321 @res = wantarray ? eval eval : scalar eval $eval;
3322 }
3137 3323
3138 if ($@) { 3324 if ($@) {
3139 warn "$@"; 3325 warn "$@",
3140 warn "while executing safe code '$code'\n"; 3326 "while executing safe code '$code'\n",
3141 warn "with arguments " . (join " ", %vars) . "\n"; 3327 "with arguments " . (join " ", %vars) . "\n";
3142 } 3328 }
3143 3329
3144 wantarray ? @res : $res[0] 3330 wantarray ? @res : $res[0]
3145} 3331}
3146 3332
3160=cut 3346=cut
3161 3347
3162sub register_script_function { 3348sub register_script_function {
3163 my ($fun, $cb) = @_; 3349 my ($fun, $cb) = @_;
3164 3350
3165 no strict 'refs'; 3351 $fun = "safe::$fun" if $CFG{safe_eval};
3166 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3352 *$fun = $safe_hole->wrap ($cb);
3167} 3353}
3168 3354
3169=back 3355=back
3170 3356
3171=cut 3357=cut
3172 3358
3173############################################################################# 3359#############################################################################
3174# the server's init and main functions 3360# the server's init and main functions
3361
3362# async inc loader. yay.
3363sub inc_loader {
3364 my $mod = $_[1];
3365
3366 if (in_main && !tick_inhibit) {
3367 Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
3368 } else {
3369 debug "loading perl module $mod\n";
3370 }
3371
3372 # 1. find real file
3373 for my $dir (@ORIG_INC) {
3374 ref $dir and next;
3375 0 <= Coro::AIO::aio_load "$dir/$mod", my $data
3376 or next;
3377
3378 $data = "#line 1 $dir/$mod\n$data";
3379
3380 open my $fh, "<", \$data or die;
3381
3382 return $fh;
3383 }
3384
3385 ()
3386}
3387
3388sub init_inc {
3389 # save original @INC
3390 @ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
3391
3392 # make sure we can do scalar-opens
3393 open my $dummy, "<", \my $dummy2;
3394
3395 # execute some stuff so perl load's some of the core modules
3396 /Ü/ =~ /ü/i;
3397 eval { &Storable::nstore_fd };
3398
3399 @INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
3400
3401 debug "module loading will be asynchronous from this point on.";
3402}
3175 3403
3176sub load_facedata($) { 3404sub load_facedata($) {
3177 my ($path) = @_; 3405 my ($path) = @_;
3178 3406
3179 # HACK to clear player env face cache, we need some signal framework 3407 # HACK to clear player env face cache, we need some signal framework
3180 # for this (global event?) 3408 # for this (global event?)
3181 %ext::player_env::MUSIC_FACE_CACHE = (); 3409 %ext::player_env::MUSIC_FACE_CACHE = ();
3182 3410
3183 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3411 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3184 3412
3185 warn "loading facedata from $path\n"; 3413 trace "loading facedata from $path\n";
3186 3414
3187 my $facedata; 3415 my $facedata;
3188 0 < aio_load $path, $facedata 3416 0 < aio_load $path, $facedata
3189 or die "$path: $!"; 3417 or die "$path: $!";
3190 3418
3192 3420
3193 $facedata->{version} == 2 3421 $facedata->{version} == 2
3194 or cf::cleanup "$path: version mismatch, cannot proceed."; 3422 or cf::cleanup "$path: version mismatch, cannot proceed.";
3195 3423
3196 # patch in the exptable 3424 # patch in the exptable
3425 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3197 $facedata->{resource}{"res/exp_table"} = { 3426 $facedata->{resource}{"res/exp_table"} = {
3198 type => FT_RSRC, 3427 type => FT_RSRC,
3199 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3428 data => $exp_table,
3429 hash => (Digest::MD5::md5 $exp_table),
3200 }; 3430 };
3201 cf::cede_to_tick; 3431 cf::cede_to_tick;
3202 3432
3203 { 3433 {
3204 my $faces = $facedata->{faceinfo}; 3434 my $faces = $facedata->{faceinfo};
3206 while (my ($face, $info) = each %$faces) { 3436 while (my ($face, $info) = each %$faces) {
3207 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3437 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3208 3438
3209 cf::face::set_visibility $idx, $info->{visibility}; 3439 cf::face::set_visibility $idx, $info->{visibility};
3210 cf::face::set_magicmap $idx, $info->{magicmap}; 3440 cf::face::set_magicmap $idx, $info->{magicmap};
3211 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3441 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3212 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3442 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3213 3443
3214 cf::cede_to_tick; 3444 cf::cede_to_tick;
3215 } 3445 }
3216 3446
3217 while (my ($face, $info) = each %$faces) { 3447 while (my ($face, $info) = each %$faces) {
3222 3452
3223 if (my $smooth = cf::face::find $info->{smooth}) { 3453 if (my $smooth = cf::face::find $info->{smooth}) {
3224 cf::face::set_smooth $idx, $smooth; 3454 cf::face::set_smooth $idx, $smooth;
3225 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3455 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3226 } else { 3456 } else {
3227 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3457 error "smooth face '$info->{smooth}' not found for face '$face'";
3228 } 3458 }
3229 3459
3230 cf::cede_to_tick; 3460 cf::cede_to_tick;
3231 } 3461 }
3232 } 3462 }
3241 3471
3242 cf::anim::invalidate_all; # d'oh 3472 cf::anim::invalidate_all; # d'oh
3243 } 3473 }
3244 3474
3245 { 3475 {
3246 # TODO: for gcfclient pleasure, we should give resources
3247 # that gcfclient doesn't grok a >10000 face index.
3248 my $res = $facedata->{resource}; 3476 my $res = $facedata->{resource};
3249 3477
3250 while (my ($name, $info) = each %$res) { 3478 while (my ($name, $info) = each %$res) {
3251 if (defined $info->{type}) { 3479 if (defined $info->{type}) {
3252 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3480 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3253 my $data;
3254 3481
3255 if ($info->{type} & 1) { 3482 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3256 # prepend meta info
3257
3258 my $meta = $enc->encode ({
3259 name => $name,
3260 %{ $info->{meta} || {} },
3261 });
3262
3263 $data = pack "(w/a*)*", $meta, $info->{data};
3264 } else {
3265 $data = $info->{data};
3266 }
3267
3268 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3269 cf::face::set_type $idx, $info->{type}; 3483 cf::face::set_type $idx, $info->{type};
3270 } else { 3484 } else {
3271 $RESOURCE{$name} = $info; 3485 $RESOURCE{$name} = $info; # unused
3272 } 3486 }
3273 3487
3274 cf::cede_to_tick; 3488 cf::cede_to_tick;
3275 } 3489 }
3276 } 3490 }
3277 3491
3278 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3492 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3279 3493
3280 1 3494 1
3281} 3495}
3282
3283cf::global->attach (on_resource_update => sub {
3284 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3285 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3286
3287 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3288 my $sound = $soundconf->{compat}[$_]
3289 or next;
3290
3291 my $face = cf::face::find "sound/$sound->[1]";
3292 cf::sound::set $sound->[0] => $face;
3293 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3294 }
3295
3296 while (my ($k, $v) = each %{$soundconf->{event}}) {
3297 my $face = cf::face::find "sound/$v";
3298 cf::sound::set $k => $face;
3299 }
3300 }
3301});
3302 3496
3303register_exticmd fx_want => sub { 3497register_exticmd fx_want => sub {
3304 my ($ns, $want) = @_; 3498 my ($ns, $want) = @_;
3305 3499
3306 while (my ($k, $v) = each %$want) { 3500 while (my ($k, $v) = each %$want) {
3307 $ns->fx_want ($k, $v); 3501 $ns->fx_want ($k, $v);
3308 } 3502 }
3309}; 3503};
3504
3505sub load_resource_file($) {
3506 my $guard = lock_acquire "load_resource_file";
3507
3508 my $status = load_resource_file_ $_[0];
3509 get_slot 0.1, 100;
3510 cf::arch::commit_load;
3511
3512 $status
3513}
3310 3514
3311sub reload_regions { 3515sub reload_regions {
3312 # HACK to clear player env face cache, we need some signal framework 3516 # HACK to clear player env face cache, we need some signal framework
3313 # for this (global event?) 3517 # for this (global event?)
3314 %ext::player_env::MUSIC_FACE_CACHE = (); 3518 %ext::player_env::MUSIC_FACE_CACHE = ();
3328} 3532}
3329 3533
3330sub reload_archetypes { 3534sub reload_archetypes {
3331 load_resource_file "$DATADIR/archetypes" 3535 load_resource_file "$DATADIR/archetypes"
3332 or die "unable to load archetypes\n"; 3536 or die "unable to load archetypes\n";
3333 #d# NEED to laod twice to resolve forward references
3334 # this really needs to be done in an extra post-pass
3335 # (which needs to be synchronous, so solve it differently)
3336 load_resource_file "$DATADIR/archetypes"
3337 or die "unable to load archetypes\n";
3338} 3537}
3339 3538
3340sub reload_treasures { 3539sub reload_treasures {
3341 load_resource_file "$DATADIR/treasures" 3540 load_resource_file "$DATADIR/treasures"
3342 or die "unable to load treasurelists\n"; 3541 or die "unable to load treasurelists\n";
3343} 3542}
3344 3543
3544sub reload_sound {
3545 trace "loading sound config from $DATADIR/sound\n";
3546
3547 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3548 or die "$DATADIR/sound $!";
3549
3550 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3551
3552 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3553 my $sound = $soundconf->{compat}[$_]
3554 or next;
3555
3556 my $face = cf::face::find "sound/$sound->[1]";
3557 cf::sound::set $sound->[0] => $face;
3558 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3559 }
3560
3561 while (my ($k, $v) = each %{$soundconf->{event}}) {
3562 my $face = cf::face::find "sound/$v";
3563 cf::sound::set $k => $face;
3564 }
3565}
3566
3345sub reload_resources { 3567sub reload_resources {
3346 warn "reloading resource files...\n"; 3568 trace "reloading resource files...\n";
3347 3569
3570 reload_facedata;
3571 reload_sound;
3572 reload_archetypes;
3348 reload_regions; 3573 reload_regions;
3349 reload_facedata;
3350 #reload_archetypes;#d#
3351 reload_archetypes;
3352 reload_treasures; 3574 reload_treasures;
3353 3575
3354 warn "finished reloading resource files\n"; 3576 trace "finished reloading resource files\n";
3355}
3356
3357sub init {
3358 reload_resources;
3359} 3577}
3360 3578
3361sub reload_config { 3579sub reload_config {
3580 trace "reloading config file...\n";
3581
3362 open my $fh, "<:utf8", "$CONFDIR/config" 3582 open my $fh, "<:utf8", "$CONFDIR/config"
3363 or return; 3583 or return;
3364 3584
3365 local $/; 3585 local $/;
3366 *CFG = YAML::Load <$fh>; 3586 *CFG = YAML::XS::Load scalar <$fh>;
3367 3587
3368 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3588 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3369 3589
3370 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3590 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3591 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3372 3592
3373 if (exists $CFG{mlockall}) { 3593 if (exists $CFG{mlockall}) {
3375 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3595 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3376 and die "WARNING: m(un)lockall failed: $!\n"; 3596 and die "WARNING: m(un)lockall failed: $!\n";
3377 }; 3597 };
3378 warn $@ if $@; 3598 warn $@ if $@;
3379 } 3599 }
3600
3601 trace "finished reloading resource files\n";
3602}
3603
3604sub pidfile() {
3605 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3606 or die "$PIDFILE: $!";
3607 flock $fh, &Fcntl::LOCK_EX
3608 or die "$PIDFILE: flock: $!";
3609 $fh
3610}
3611
3612# make sure only one server instance is running at any one time
3613sub atomic {
3614 my $fh = pidfile;
3615
3616 my $pid = <$fh>;
3617 kill 9, $pid if $pid > 0;
3618
3619 seek $fh, 0, 0;
3620 print $fh $$;
3621}
3622
3623sub main_loop {
3624 trace "EV::loop starting\n";
3625 if (1) {
3626 EV::loop;
3627 }
3628 trace "EV::loop returned\n";
3629 goto &main_loop unless $REALLY_UNLOOP;
3380} 3630}
3381 3631
3382sub main { 3632sub main {
3633 cf::init_globals; # initialise logging
3634
3635 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3636 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3637 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3638 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3639
3640 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3641
3383 # we must not ever block the main coroutine 3642 # we must not ever block the main coroutine
3384 local $Coro::idle = sub { 3643 local $Coro::idle = sub {
3385 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3644 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386 (async { 3645 (async {
3387 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3646 $Coro::current->{desc} = "IDLE BUG HANDLER";
3388 EV::loop EV::LOOP_ONESHOT; 3647 EV::loop EV::LOOP_ONESHOT;
3389 })->prio (Coro::PRIO_MAX); 3648 })->prio (Coro::PRIO_MAX);
3390 }; 3649 };
3391 3650
3392 reload_config;
3393 db_init;
3394 load_extensions;
3395
3396 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397 evthread_start IO::AIO::poll_fileno; 3651 evthread_start IO::AIO::poll_fileno;
3398 EV::loop; 3652
3653 cf::sync_job {
3654 init_inc;
3655
3656 cf::init_experience;
3657 cf::init_anim;
3658 cf::init_attackmess;
3659 cf::init_dynamic;
3660
3661 cf::load_settings;
3662 cf::load_materials;
3663
3664 reload_resources;
3665 reload_config;
3666 db_init;
3667
3668 cf::init_uuid;
3669 cf::init_signals;
3670 cf::init_skills;
3671
3672 cf::init_beforeplay;
3673
3674 atomic;
3675
3676 load_extensions;
3677
3678 utime time, time, $RUNTIMEFILE;
3679
3680 # no (long-running) fork's whatsoever before this point(!)
3681 use POSIX ();
3682 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3683
3684 (pop @POST_INIT)->(0) while @POST_INIT;
3685 };
3686
3687 cf::object::thawer::errors_are_fatal 0;
3688 info "parse errors in files are no longer fatal from this point on.\n";
3689
3690 my $free_main; $free_main = EV::idle sub {
3691 undef $free_main;
3692 undef &main; # free gobs of memory :)
3693 };
3694
3695 goto &main_loop;
3399} 3696}
3400 3697
3401############################################################################# 3698#############################################################################
3402# initialisation and cleanup 3699# initialisation and cleanup
3403 3700
3404# install some emergency cleanup handlers 3701# install some emergency cleanup handlers
3405BEGIN { 3702BEGIN {
3406 our %SIGWATCHER = (); 3703 our %SIGWATCHER = ();
3407 for my $signal (qw(INT HUP TERM)) { 3704 for my $signal (qw(INT HUP TERM)) {
3408 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3705 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3409 cf::cleanup "SIG$signal"; 3706 cf::cleanup "SIG$signal";
3410 }; 3707 };
3411 } 3708 }
3412} 3709}
3413 3710
3414sub write_runtime_sync { 3711sub write_runtime_sync {
3415 my $runtime = "$LOCALDIR/runtime"; 3712 my $t0 = AE::time;
3416 3713
3417 # first touch the runtime file to show we are still running: 3714 # first touch the runtime file to show we are still running:
3418 # the fsync below can take a very very long time. 3715 # the fsync below can take a very very long time.
3419 3716
3420 IO::AIO::aio_utime $runtime, undef, undef; 3717 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421 3718
3422 my $guard = cf::lock_acquire "write_runtime"; 3719 my $guard = cf::lock_acquire "write_runtime";
3423 3720
3424 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3721 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3425 or return; 3722 or return;
3426 3723
3427 my $value = $cf::RUNTIME + 90 + 10; 3724 my $value = $cf::RUNTIME + 90 + 10;
3428 # 10 is the runtime save interval, for a monotonic clock 3725 # 10 is the runtime save interval, for a monotonic clock
3429 # 60 allows for the watchdog to kill the server. 3726 # 60 allows for the watchdog to kill the server.
3439 aio_utime $fh, undef, undef; 3736 aio_utime $fh, undef, undef;
3440 3737
3441 close $fh 3738 close $fh
3442 or return; 3739 or return;
3443 3740
3444 aio_rename "$runtime~", $runtime 3741 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445 and return; 3742 and return;
3446 3743
3447 warn "runtime file written.\n"; 3744 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3448 3745
3449 1 3746 1
3450} 3747}
3451 3748
3452our $uuid_lock; 3749our $uuid_lock;
3461 my $uuid = "$LOCALDIR/uuid"; 3758 my $uuid = "$LOCALDIR/uuid";
3462 3759
3463 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3760 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464 or return; 3761 or return;
3465 3762
3466 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3763 my $value = uuid_seq uuid_cur;
3764
3765 unless ($value) {
3766 info "cowardly refusing to write zero uuid value!\n";
3767 return;
3768 }
3769
3770 my $value = uuid_str $value + $uuid_skip;
3467 $uuid_skip = 0; 3771 $uuid_skip = 0;
3468 3772
3469 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3773 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3470 and return; 3774 and return;
3471 3775
3477 or return; 3781 or return;
3478 3782
3479 aio_rename "$uuid~", $uuid 3783 aio_rename "$uuid~", $uuid
3480 and return; 3784 and return;
3481 3785
3482 warn "uuid file written ($value).\n"; 3786 trace "uuid file written ($value).\n";
3483 3787
3484 1 3788 1
3485 3789
3486} 3790}
3487 3791
3493} 3797}
3494 3798
3495sub emergency_save() { 3799sub emergency_save() {
3496 my $freeze_guard = cf::freeze_mainloop; 3800 my $freeze_guard = cf::freeze_mainloop;
3497 3801
3498 warn "enter emergency perl save\n"; 3802 info "emergency_perl_save: enter\n";
3803
3804 # this is a trade-off: we want to be very quick here, so
3805 # save all maps without fsync, and later call a global sync
3806 # (which in turn might be very very slow)
3807 local $USE_FSYNC = 0;
3499 3808
3500 cf::sync_job { 3809 cf::sync_job {
3810 cf::write_runtime_sync; # external watchdog should not bark
3811
3501 # use a peculiar iteration method to avoid tripping on perl 3812 # use a peculiar iteration method to avoid tripping on perl
3502 # refcount bugs in for. also avoids problems with players 3813 # refcount bugs in for. also avoids problems with players
3503 # and maps saved/destroyed asynchronously. 3814 # and maps saved/destroyed asynchronously.
3504 warn "begin emergency player save\n"; 3815 info "emergency_perl_save: begin player save\n";
3505 for my $login (keys %cf::PLAYER) { 3816 for my $login (keys %cf::PLAYER) {
3506 my $pl = $cf::PLAYER{$login} or next; 3817 my $pl = $cf::PLAYER{$login} or next;
3507 $pl->valid or next; 3818 $pl->valid or next;
3508 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3819 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509 $pl->save; 3820 $pl->save;
3510 } 3821 }
3511 warn "end emergency player save\n"; 3822 info "emergency_perl_save: end player save\n";
3512 3823
3513 warn "begin emergency map save\n"; 3824 cf::write_runtime_sync; # external watchdog should not bark
3825
3826 info "emergency_perl_save: begin map save\n";
3514 for my $path (keys %cf::MAP) { 3827 for my $path (keys %cf::MAP) {
3515 my $map = $cf::MAP{$path} or next; 3828 my $map = $cf::MAP{$path} or next;
3516 $map->valid or next; 3829 $map->valid or next;
3517 $map->save; 3830 $map->save;
3518 } 3831 }
3519 warn "end emergency map save\n"; 3832 info "emergency_perl_save: end map save\n";
3520 3833
3521 warn "begin emergency database checkpoint\n"; 3834 cf::write_runtime_sync; # external watchdog should not bark
3835
3836 info "emergency_perl_save: begin database checkpoint\n";
3522 BDB::db_env_txn_checkpoint $DB_ENV; 3837 BDB::db_env_txn_checkpoint $DB_ENV;
3523 warn "end emergency database checkpoint\n"; 3838 info "emergency_perl_save: end database checkpoint\n";
3524 3839
3525 warn "begin write uuid\n"; 3840 info "emergency_perl_save: begin write uuid\n";
3526 write_uuid_sync 1; 3841 write_uuid_sync 1;
3527 warn "end write uuid\n"; 3842 info "emergency_perl_save: end write uuid\n";
3843
3844 cf::write_runtime_sync; # external watchdog should not bark
3845
3846 trace "emergency_perl_save: syncing database to disk";
3847 BDB::db_env_txn_checkpoint $DB_ENV;
3848
3849 info "emergency_perl_save: starting sync\n";
3850 IO::AIO::aio_sync sub {
3851 info "emergency_perl_save: finished sync\n";
3852 };
3853
3854 cf::write_runtime_sync; # external watchdog should not bark
3855
3856 trace "emergency_perl_save: flushing outstanding aio requests";
3857 while (IO::AIO::nreqs || BDB::nreqs) {
3858 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3859 }
3860
3861 cf::write_runtime_sync; # external watchdog should not bark
3528 }; 3862 };
3529 3863
3530 warn "leave emergency perl save\n"; 3864 info "emergency_perl_save: leave\n";
3531} 3865}
3532 3866
3533sub post_cleanup { 3867sub post_cleanup {
3534 my ($make_core) = @_; 3868 my ($make_core) = @_;
3535 3869
3870 IO::AIO::flush;
3871
3536 warn Carp::longmess "post_cleanup backtrace" 3872 error Carp::longmess "post_cleanup backtrace"
3537 if $make_core; 3873 if $make_core;
3874
3875 my $fh = pidfile;
3876 unlink $PIDFILE if <$fh> == $$;
3877}
3878
3879# a safer delete_package, copied from Symbol
3880sub clear_package($) {
3881 my $pkg = shift;
3882
3883 # expand to full symbol table name if needed
3884 unless ($pkg =~ /^main::.*::$/) {
3885 $pkg = "main$pkg" if $pkg =~ /^::/;
3886 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3887 $pkg .= '::' unless $pkg =~ /::$/;
3888 }
3889
3890 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3891 my $stem_symtab = *{$stem}{HASH};
3892
3893 defined $stem_symtab and exists $stem_symtab->{$leaf}
3894 or return;
3895
3896 # clear all symbols
3897 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3898 for my $name (keys %$leaf_symtab) {
3899 _gv_clear *{"$pkg$name"};
3900# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3901 }
3538} 3902}
3539 3903
3540sub do_reload_perl() { 3904sub do_reload_perl() {
3541 # can/must only be called in main 3905 # can/must only be called in main
3542 if ($Coro::current != $Coro::main) { 3906 if (in_main) {
3543 warn "can only reload from main coroutine"; 3907 error "can only reload from main coroutine";
3544 return; 3908 return;
3545 } 3909 }
3546 3910
3911 return if $RELOAD++;
3912
3913 my $t1 = AE::time;
3914
3915 while ($RELOAD) {
3547 warn "reloading..."; 3916 info "reloading...";
3548 3917
3549 warn "entering sync_job"; 3918 trace "entering sync_job";
3550 3919
3551 cf::sync_job { 3920 cf::sync_job {
3552 cf::write_runtime_sync; # external watchdog should not bark
3553 cf::emergency_save; 3921 cf::emergency_save;
3554 cf::write_runtime_sync; # external watchdog should not bark
3555 3922
3556 warn "syncing database to disk";
3557 BDB::db_env_txn_checkpoint $DB_ENV;
3558
3559 # if anything goes wrong in here, we should simply crash as we already saved
3560
3561 warn "flushing outstanding aio requests";
3562 for (;;) {
3563 BDB::flush;
3564 IO::AIO::flush;
3565 Coro::cede_notself;
3566 last unless IO::AIO::nreqs || BDB::nreqs;
3567 warn "iterate...";
3568 }
3569
3570 ++$RELOAD;
3571
3572 warn "cancelling all extension coros"; 3923 trace "cancelling all extension coros";
3573 $_->cancel for values %EXT_CORO; 3924 $_->cancel for values %EXT_CORO;
3574 %EXT_CORO = (); 3925 %EXT_CORO = ();
3575 3926
3576 warn "removing commands"; 3927 trace "removing commands";
3577 %COMMAND = (); 3928 %COMMAND = ();
3578 3929
3579 warn "removing ext/exti commands"; 3930 trace "removing ext/exti commands";
3580 %EXTCMD = (); 3931 %EXTCMD = ();
3581 %EXTICMD = (); 3932 %EXTICMD = ();
3582 3933
3583 warn "unloading/nuking all extensions"; 3934 trace "unloading/nuking all extensions";
3584 for my $pkg (@EXTS) { 3935 for my $pkg (@EXTS) {
3585 warn "... unloading $pkg"; 3936 trace "... unloading $pkg";
3586 3937
3587 if (my $cb = $pkg->can ("unload")) { 3938 if (my $cb = $pkg->can ("unload")) {
3588 eval { 3939 eval {
3589 $cb->($pkg); 3940 $cb->($pkg);
3590 1 3941 1
3591 } or warn "$pkg unloaded, but with errors: $@"; 3942 } or error "$pkg unloaded, but with errors: $@";
3943 }
3944
3945 trace "... clearing $pkg";
3946 clear_package $pkg;
3592 } 3947 }
3593 3948
3594 warn "... nuking $pkg";
3595 Symbol::delete_package $pkg;
3596 }
3597
3598 warn "unloading all perl modules loaded from $LIBDIR"; 3949 trace "unloading all perl modules loaded from $LIBDIR";
3599 while (my ($k, $v) = each %INC) { 3950 while (my ($k, $v) = each %INC) {
3600 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3951 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601 3952
3602 warn "... unloading $k"; 3953 trace "... unloading $k";
3603 delete $INC{$k}; 3954 delete $INC{$k};
3604 3955
3605 $k =~ s/\.pm$//; 3956 $k =~ s/\.pm$//;
3606 $k =~ s/\//::/g; 3957 $k =~ s/\//::/g;
3607 3958
3608 if (my $cb = $k->can ("unload_module")) { 3959 if (my $cb = $k->can ("unload_module")) {
3609 $cb->(); 3960 $cb->();
3961 }
3962
3963 clear_package $k;
3610 } 3964 }
3611 3965
3612 Symbol::delete_package $k;
3613 }
3614
3615 warn "getting rid of safe::, as good as possible"; 3966 trace "getting rid of safe::, as good as possible";
3616 Symbol::delete_package "safe::$_" 3967 clear_package "safe::$_"
3617 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3968 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618 3969
3619 warn "unloading cf.pm \"a bit\""; 3970 trace "unloading cf.pm \"a bit\"";
3620 delete $INC{"cf.pm"}; 3971 delete $INC{"cf.pm"};
3621 delete $INC{"cf/pod.pm"}; 3972 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622 3973
3623 # don't, removes xs symbols, too, 3974 # don't, removes xs symbols, too,
3624 # and global variables created in xs 3975 # and global variables created in xs
3625 #Symbol::delete_package __PACKAGE__; 3976 #clear_package __PACKAGE__;
3626 3977
3627 warn "unload completed, starting to reload now"; 3978 info "unload completed, starting to reload now";
3628 3979
3629 warn "reloading cf.pm"; 3980 trace "reloading cf.pm";
3630 require cf; 3981 require cf;
3631 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3982 cf::_connect_to_perl_1;
3632 3983
3633 warn "loading config and database again"; 3984 trace "loading config and database again";
3634 cf::reload_config; 3985 cf::reload_config;
3635 3986
3636 warn "loading extensions"; 3987 trace "loading extensions";
3637 cf::load_extensions; 3988 cf::load_extensions;
3638 3989
3990 if ($REATTACH_ON_RELOAD) {
3639 warn "reattaching attachments to objects/players"; 3991 trace "reattaching attachments to objects/players";
3640 _global_reattach; # objects, sockets 3992 _global_reattach; # objects, sockets
3641 warn "reattaching attachments to maps"; 3993 trace "reattaching attachments to maps";
3642 reattach $_ for values %MAP; 3994 reattach $_ for values %MAP;
3643 warn "reattaching attachments to players"; 3995 trace "reattaching attachments to players";
3644 reattach $_ for values %PLAYER; 3996 reattach $_ for values %PLAYER;
3997 }
3645 3998
3999 trace "running post_init jobs";
4000 (pop @POST_INIT)->(1) while @POST_INIT;
4001
3646 warn "leaving sync_job"; 4002 trace "leaving sync_job";
3647 4003
3648 1 4004 1
3649 } or do { 4005 } or do {
3650 warn $@; 4006 error $@;
3651 cf::cleanup "error while reloading, exiting."; 4007 cf::cleanup "error while reloading, exiting.";
4008 };
4009
4010 info "reloaded";
4011 --$RELOAD;
3652 }; 4012 }
3653 4013
3654 warn "reloaded"; 4014 $t1 = AE::time - $t1;
4015 info "reload completed in ${t1}s\n";
3655}; 4016};
3656 4017
3657our $RELOAD_WATCHER; # used only during reload 4018our $RELOAD_WATCHER; # used only during reload
3658 4019
3659sub reload_perl() { 4020sub reload_perl() {
3660 # doing reload synchronously and two reloads happen back-to-back, 4021 # doing reload synchronously and two reloads happen back-to-back,
3661 # coro crashes during coro_state_free->destroy here. 4022 # coro crashes during coro_state_free->destroy here.
3662 4023
4024 $RELOAD_WATCHER ||= cf::async {
4025 Coro::AIO::aio_wait cache_extensions;
4026
3663 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 4027 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3664 do_reload_perl; 4028 do_reload_perl;
3665 undef $RELOAD_WATCHER; 4029 undef $RELOAD_WATCHER;
4030 };
3666 }; 4031 };
3667} 4032}
3668 4033
3669register_command "reload" => sub { 4034register_command "reload" => sub {
3670 my ($who, $arg) = @_; 4035 my ($who, $arg) = @_;
3676 reload_perl; 4041 reload_perl;
3677 }; 4042 };
3678 } 4043 }
3679}; 4044};
3680 4045
3681unshift @INC, $LIBDIR; 4046#############################################################################
3682 4047
3683my $bug_warning = 0; 4048my $bug_warning = 0;
3684 4049
3685our @WAIT_FOR_TICK; 4050our @WAIT_FOR_TICK;
3686our @WAIT_FOR_TICK_BEGIN; 4051our @WAIT_FOR_TICK_BEGIN;
3687 4052
3688sub wait_for_tick { 4053sub wait_for_tick {
3689 return if tick_inhibit;
3690 return if $Coro::current == $Coro::main; 4054 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3691 4055
3692 my $signal = new Coro::Signal; 4056 my $signal = new Coro::Signal;
3693 push @WAIT_FOR_TICK, $signal; 4057 push @WAIT_FOR_TICK, $signal;
3694 $signal->wait; 4058 $signal->wait;
3695} 4059}
3696 4060
3697sub wait_for_tick_begin { 4061sub wait_for_tick_begin {
3698 return if tick_inhibit;
3699 return if $Coro::current == $Coro::main; 4062 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3700 4063
3701 my $signal = new Coro::Signal; 4064 my $signal = new Coro::Signal;
3702 push @WAIT_FOR_TICK_BEGIN, $signal; 4065 push @WAIT_FOR_TICK_BEGIN, $signal;
3703 $signal->wait; 4066 $signal->wait;
3704} 4067}
3710 return; 4073 return;
3711 } 4074 }
3712 4075
3713 cf::server_tick; # one server iteration 4076 cf::server_tick; # one server iteration
3714 4077
4078 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4079
3715 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4080 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3716 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4081 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3717 Coro::async_pool { 4082 Coro::async_pool {
3718 $Coro::current->{desc} = "runtime saver"; 4083 $Coro::current->{desc} = "runtime saver";
3719 write_runtime_sync 4084 write_runtime_sync
3720 or warn "ERROR: unable to write runtime file: $!"; 4085 or error "ERROR: unable to write runtime file: $!";
3721 }; 4086 };
3722 } 4087 }
3723 4088
3724 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4089 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3725 $sig->send; 4090 $sig->send;
3733 4098
3734 if (0) { 4099 if (0) {
3735 if ($NEXT_TICK) { 4100 if ($NEXT_TICK) {
3736 my $jitter = $TICK_START - $NEXT_TICK; 4101 my $jitter = $TICK_START - $NEXT_TICK;
3737 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4102 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3738 warn "jitter $JITTER\n";#d# 4103 debug "jitter $JITTER\n";#d#
3739 } 4104 }
3740 } 4105 }
3741} 4106}
3742 4107
3743{ 4108{
3744 # configure BDB 4109 # configure BDB
3745 4110
3746 BDB::min_parallel 8; 4111 BDB::min_parallel 16;
3747 BDB::max_poll_reqs $TICK * 0.1; 4112 BDB::max_poll_reqs $TICK * 0.1;
3748 $Coro::BDB::WATCHER->priority (1); 4113 $AnyEvent::BDB::WATCHER->priority (1);
3749 4114
3750 unless ($DB_ENV) { 4115 unless ($DB_ENV) {
3751 $DB_ENV = BDB::db_env_create; 4116 $DB_ENV = BDB::db_env_create;
3752 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 4117 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753 | BDB::LOG_AUTOREMOVE, 1); 4118 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4119 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 4120 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 4121 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756 4122
3757 cf::sync_job { 4123 cf::sync_job {
3758 eval { 4124 eval {
3784{ 4150{
3785 # configure IO::AIO 4151 # configure IO::AIO
3786 4152
3787 IO::AIO::min_parallel 8; 4153 IO::AIO::min_parallel 8;
3788 IO::AIO::max_poll_time $TICK * 0.1; 4154 IO::AIO::max_poll_time $TICK * 0.1;
3789 $Coro::AIO::WATCHER->priority (1); 4155 undef $AnyEvent::AIO::WATCHER;
3790} 4156}
3791 4157
3792my $_log_backtrace; 4158my $_log_backtrace;
3793 4159
3794sub _log_backtrace { 4160sub _log_backtrace {
3797 $msg =~ s/\n//; 4163 $msg =~ s/\n//;
3798 4164
3799 # limit the # of concurrent backtraces 4165 # limit the # of concurrent backtraces
3800 if ($_log_backtrace < 2) { 4166 if ($_log_backtrace < 2) {
3801 ++$_log_backtrace; 4167 ++$_log_backtrace;
4168 my $perl_bt = Carp::longmess $msg;
3802 async { 4169 async {
3803 $Coro::current->{desc} = "abt $msg"; 4170 $Coro::current->{desc} = "abt $msg";
3804 4171
3805 my @bt = fork_call { 4172 my @bt = fork_call {
3806 @addr = map { sprintf "%x", $_ } @addr; 4173 @addr = map { sprintf "%x", $_ } @addr;
3817 } 4184 }
3818 4185
3819 @funcs 4186 @funcs
3820 }; 4187 };
3821 4188
3822 LOG llevInfo, "[ABT] $msg\n"; 4189 LOG llevInfo, "[ABT] $perl_bt\n";
4190 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823 LOG llevInfo, "[ABT] $_\n" for @bt; 4191 LOG llevInfo, "[ABT] $_\n" for @bt;
3824 --$_log_backtrace; 4192 --$_log_backtrace;
3825 }; 4193 };
3826 } else { 4194 } else {
3827 LOG llevInfo, "[ABT] $msg\n"; 4195 LOG llevInfo, "[ABT] $msg\n";
3828 LOG llevInfo, "[ABT] [suppressed]\n"; 4196 LOG llevInfo, "[ABT] [suppressed]\n";
3829 } 4197 }
3830} 4198}
3831 4199
3832# load additional modules 4200# load additional modules
3833use cf::pod; 4201require "cf/$_.pm" for @EXTRA_MODULES;
4202cf::_connect_to_perl_2;
3834 4203
3835END { cf::emergency_save } 4204END { cf::emergency_save }
3836 4205
38371 42061
3838 4207

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