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Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.541 by root, Tue May 4 23:33:16 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"; 1456 undef $@; # work around perl 5.10.0 utf-8 caching bug
1357 1457
1358 if (exists $v->{meta}{mandatory}) {
1359 warn $msg;
1360 cf::cleanup "mandatory extension failed to load, exiting."; 1458 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361 } 1459 if exists $v->{meta}{mandatory};
1362 1460
1363 warn $msg; 1461 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1462 delete $todo{$k};
1463 } else {
1464 $done{$k} = delete $todo{$k};
1465 push @EXTS, $v->{pkg};
1466 $progress = 1;
1467
1468 info "$v->{base}: extension inactive.\n"
1469 unless $active;
1364 } 1470 }
1365
1366 $done{$k} = delete $todo{$k};
1367 push @EXTS, $v->{pkg};
1368 $progress = 1;
1369 } 1471 }
1370 1472
1371 skip: 1473 unless ($progress) {
1372 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1474 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373 unless $progress; 1475
1476 while (my ($k, $v) = each %todo) {
1477 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1478 if exists $v->{meta}{mandatory};
1479 }
1480 }
1374 } 1481 }
1375 }; 1482 };
1376} 1483}
1377 1484
1378############################################################################# 1485#############################################################################
1379 1486
1380=back 1487=back
1381 1488
1382=head2 CORE EXTENSIONS 1489=head2 CORE EXTENSIONS
1383 1490
1384Functions and methods that extend core crossfire objects. 1491Functions and methods that extend core deliantra objects.
1385 1492
1386=cut 1493=cut
1387 1494
1388package cf::player; 1495package cf::player;
1389 1496
1432 1539
1433sub exists($) { 1540sub exists($) {
1434 my ($login) = @_; 1541 my ($login) = @_;
1435 1542
1436 $cf::PLAYER{$login} 1543 $cf::PLAYER{$login}
1437 or cf::sync_job { !aio_stat path $login } 1544 or !aio_stat path $login
1438} 1545}
1439 1546
1440sub find($) { 1547sub find($) {
1441 return $cf::PLAYER{$_[0]} || do { 1548 return $cf::PLAYER{$_[0]} || do {
1442 my $login = $_[0]; 1549 my $login = $_[0];
1454 my $f = new_from_file cf::object::thawer path $login 1561 my $f = new_from_file cf::object::thawer path $login
1455 or return; 1562 or return;
1456 1563
1457 my $pl = cf::player::load_pl $f 1564 my $pl = cf::player::load_pl $f
1458 or return; 1565 or return;
1566
1459 local $cf::PLAYER_LOADING{$login} = $pl; 1567 local $cf::PLAYER_LOADING{$login} = $pl;
1460 $f->resolve_delayed_derefs; 1568 $f->resolve_delayed_derefs;
1461 $cf::PLAYER{$login} = $pl 1569 $cf::PLAYER{$login} = $pl
1462 } 1570 }
1463 } 1571 }
1464} 1572}
1465 1573
1574cf::player->attach (
1575 on_load => sub {
1576 my ($pl, $path) = @_;
1577
1578 # restore slots saved in save, below
1579 my $slots = delete $pl->{_slots};
1580
1581 $pl->ob->current_weapon ($slots->[0]);
1582 $pl->combat_ob ($slots->[1]);
1583 $pl->ranged_ob ($slots->[2]);
1584 },
1585);
1586
1466sub save($) { 1587sub save($) {
1467 my ($pl) = @_; 1588 my ($pl) = @_;
1468 1589
1469 return if $pl->{deny_save}; 1590 return if $pl->{deny_save};
1470 1591
1473 1594
1474 return if $pl->{deny_save}; 1595 return if $pl->{deny_save};
1475 1596
1476 aio_mkdir playerdir $pl, 0770; 1597 aio_mkdir playerdir $pl, 0770;
1477 $pl->{last_save} = $cf::RUNTIME; 1598 $pl->{last_save} = $cf::RUNTIME;
1599
1600 cf::get_slot 0.01;
1601
1602 # save slots, to be restored later
1603 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478 1604
1479 $pl->save_pl ($path); 1605 $pl->save_pl ($path);
1480 cf::cede_to_tick; 1606 cf::cede_to_tick;
1481} 1607}
1482 1608
1514 my ($pl) = @_; 1640 my ($pl) = @_;
1515 1641
1516 my $name = $pl->ob->name; 1642 my $name = $pl->ob->name;
1517 1643
1518 $pl->{deny_save} = 1; 1644 $pl->{deny_save} = 1;
1519 $pl->password ("*"); # this should lock out the player until we nuked the dir 1645 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1520 1646
1521 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1647 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522 $pl->deactivate; 1648 $pl->deactivate;
1649 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1650 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1524 $pl->ns->destroy if $pl->ns; 1651 $pl->ns->destroy if $pl->ns;
1525 1652
1526 my $path = playerdir $pl; 1653 my $path = playerdir $pl;
1527 my $temp = "$path~$cf::RUNTIME~deleting~"; 1654 my $temp = "$path~$cf::RUNTIME~deleting~";
1566 1693
1567 for my $login (@$dirs) { 1694 for my $login (@$dirs) {
1568 my $path = path $login; 1695 my $path = path $login;
1569 1696
1570 # a .pst is a dead give-away for a valid player 1697 # a .pst is a dead give-away for a valid player
1571 unless (-e "$path.pst") { 1698 # if no pst file found, open and chekc for blocked users
1699 if (aio_stat "$path.pst") {
1572 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1700 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573 aio_read $fh, 0, 512, my $buf, 0 or next; 1701 aio_read $fh, 0, 512, my $buf, 0 or next;
1574 $buf !~ /^password -------------$/m or next; # official not-valid tag 1702 $buf !~ /^password -------------$/m or next; # official not-valid tag
1575 } 1703 }
1576 1704
1580 1708
1581 \@logins 1709 \@logins
1582} 1710}
1583 1711
1584=item $player->maps 1712=item $player->maps
1713
1714=item cf::player::maps $login
1585 1715
1586Returns an arrayref of map paths that are private for this 1716Returns an arrayref of map paths that are private for this
1587player. May block. 1717player. May block.
1588 1718
1589=cut 1719=cut
1607 } 1737 }
1608 1738
1609 \@paths 1739 \@paths
1610} 1740}
1611 1741
1612=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1742=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613 1743
1614Expand crossfire pod fragments into protocol xml. 1744Expand 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 1745
1705=item $player->ext_reply ($msgid, @msg) 1746=item $player->ext_reply ($msgid, @msg)
1706 1747
1707Sends an ext reply to the player. 1748Sends an ext reply to the player.
1708 1749
1740 1781
1741=cut 1782=cut
1742 1783
1743sub find_by_path($) { 1784sub find_by_path($) {
1744 my ($path) = @_; 1785 my ($path) = @_;
1786
1787 $path =~ s/^~[^\/]*//; # skip ~login
1745 1788
1746 my ($match, $specificity); 1789 my ($match, $specificity);
1747 1790
1748 for my $region (list) { 1791 for my $region (list) {
1749 if ($region->{match} && $path =~ $region->{match}) { 1792 if ($region->{match} && $path =~ $region->{match}) {
1781 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1824 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782 1825
1783 # mit "rum" bekleckern, nicht 1826 # mit "rum" bekleckern, nicht
1784 $self->_create_random_map ( 1827 $self->_create_random_map (
1785 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1828 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1786 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1829 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1787 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1830 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1788 $rmp->{exit_on_final_map}, 1831 $rmp->{exit_on_final_map},
1789 $rmp->{xsize}, $rmp->{ysize}, 1832 $rmp->{xsize}, $rmp->{ysize},
1790 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1833 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1791 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1834 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806 1849
1807sub register { 1850sub register {
1808 my (undef, $regex, $prio) = @_; 1851 my (undef, $regex, $prio) = @_;
1809 my $pkg = caller; 1852 my $pkg = caller;
1810 1853
1811 no strict;
1812 push @{"$pkg\::ISA"}, __PACKAGE__; 1854 push @{"$pkg\::ISA"}, __PACKAGE__;
1813 1855
1814 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1856 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1815} 1857}
1816 1858
1817# also paths starting with '/' 1859# also paths starting with '/'
1818$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1860$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1819 1861
1820sub thawer_merge { 1862sub thawer_merge {
1821 my ($self, $merge) = @_; 1863 my ($self, $merge) = @_;
1822 1864
1823 # we have to keep some variables in memory intact 1865 # we have to keep some variables in memory intact
1909 1951
1910# the temporary/swap location 1952# the temporary/swap location
1911sub save_path { 1953sub save_path {
1912 my ($self) = @_; 1954 my ($self) = @_;
1913 1955
1914 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1956 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915 "$TMPDIR/$path.map" 1957 "$TMPDIR/$path.map"
1916} 1958}
1917 1959
1918# the unique path, undef == no special unique path 1960# the unique path, undef == no special unique path
1919sub uniq_path { 1961sub uniq_path {
1920 my ($self) = @_; 1962 my ($self) = @_;
1921 1963
1922 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1964 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923 "$UNIQUEDIR/$path" 1965 "$UNIQUEDIR/$path"
1924}
1925
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 $_->outdoor, values %cf::MAP;
1933} 1966}
1934 1967
1935sub decay_objects { 1968sub decay_objects {
1936 my ($self) = @_; 1969 my ($self) = @_;
1937 1970
2021sub find { 2054sub find {
2022 my ($path, $origin) = @_; 2055 my ($path, $origin) = @_;
2023 2056
2024 $path = normalise $path, $origin && $origin->path; 2057 $path = normalise $path, $origin && $origin->path;
2025 2058
2026 cf::lock_wait "map_data:$path";#d#remove 2059 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027 cf::lock_wait "map_find:$path"; 2060 my $guard2 = cf::lock_acquire "map_find:$path";
2028 2061
2029 $cf::MAP{$path} || do { 2062 $cf::MAP{$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 2063 my $map = new_from_path cf::map $path
2034 or return; 2064 or return;
2035 2065
2036 $map->{last_save} = $cf::RUNTIME; 2066 $map->{last_save} = $cf::RUNTIME;
2037 2067
2039 or return; 2069 or return;
2040 2070
2041 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2071 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042 # doing this can freeze the server in a sync job, obviously 2072 # doing this can freeze the server in a sync job, obviously
2043 #$cf::WAIT_FOR_TICK->wait; 2073 #$cf::WAIT_FOR_TICK->wait;
2074 undef $guard2;
2044 undef $guard1; 2075 undef $guard1;
2045 undef $guard2;
2046 $map->reset; 2076 $map->reset;
2047 return find $path; 2077 return find $path;
2048 } 2078 }
2049 2079
2050 $cf::MAP{$path} = $map 2080 $cf::MAP{$path} = $map
2051 } 2081 }
2052} 2082}
2053 2083
2054sub pre_load { } 2084sub pre_load { }
2055sub post_load { } 2085#sub post_load { } # XS
2056 2086
2057sub load { 2087sub load {
2058 my ($self) = @_; 2088 my ($self) = @_;
2059 2089
2060 local $self->{deny_reset} = 1; # loading can take a long time 2090 local $self->{deny_reset} = 1; # loading can take a long time
2077 my $f = new_from_file cf::object::thawer $self->{load_path}; 2107 my $f = new_from_file cf::object::thawer $self->{load_path};
2078 $f->skip_block; 2108 $f->skip_block;
2079 $self->_load_objects ($f) 2109 $self->_load_objects ($f)
2080 or return; 2110 or return;
2081 2111
2082 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2112 $self->post_load_original
2083 if delete $self->{load_original}; 2113 if delete $self->{load_original};
2084 2114
2085 if (my $uniq = $self->uniq_path) { 2115 if (my $uniq = $self->uniq_path) {
2086 utf8::encode $uniq; 2116 utf8::encode $uniq;
2087 unless (aio_stat $uniq) { 2117 unless (aio_stat $uniq) {
2105 unless ($self->{deny_activate}) { 2135 unless ($self->{deny_activate}) {
2106 $self->decay_objects; 2136 $self->decay_objects;
2107 $self->fix_auto_apply; 2137 $self->fix_auto_apply;
2108 $self->update_buttons; 2138 $self->update_buttons;
2109 cf::cede_to_tick; 2139 cf::cede_to_tick;
2110 $self->set_darkness_map;
2111 cf::cede_to_tick;
2112 $self->activate; 2140 $self->activate;
2113 } 2141 }
2114 2142
2115 $self->{last_save} = $cf::RUNTIME; 2143 $self->{last_save} = $cf::RUNTIME;
2116 $self->last_access ($cf::RUNTIME); 2144 $self->last_access ($cf::RUNTIME);
2117 2145
2118 $self->in_memory (cf::MAP_IN_MEMORY); 2146 $self->in_memory (cf::MAP_ACTIVE);
2119 } 2147 }
2120 2148
2121 $self->post_load; 2149 $self->post_load;
2122} 2150}
2123 2151
2152# customize the map for a given player, i.e.
2153# return the _real_ map. used by e.g. per-player
2154# maps to change the path to ~playername/mappath
2124sub customise_for { 2155sub customise_for {
2125 my ($self, $ob) = @_; 2156 my ($self, $ob) = @_;
2126 2157
2127 return find "~" . $ob->name . "/" . $self->{path} 2158 return find "~" . $ob->name . "/" . $self->{path}
2128 if $self->per_player; 2159 if $self->per_player;
2144 or next; 2175 or next;
2145 $neigh = find $neigh, $map 2176 $neigh = find $neigh, $map
2146 or next; 2177 or next;
2147 $neigh->load; 2178 $neigh->load;
2148 2179
2180 # now find the diagonal neighbours
2149 push @neigh, 2181 push @neigh,
2150 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2182 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2151 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2183 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2152 } 2184 }
2153 2185
2160} 2192}
2161 2193
2162sub find_sync { 2194sub find_sync {
2163 my ($path, $origin) = @_; 2195 my ($path, $origin) = @_;
2164 2196
2165 cf::sync_job { find $path, $origin } 2197 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2198 if $Coro::current == $Coro::main;
2199
2200 find $path, $origin
2166} 2201}
2167 2202
2168sub do_load_sync { 2203sub do_load_sync {
2169 my ($map) = @_; 2204 my ($map) = @_;
2170 2205
2171 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2206 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2172 if $Coro::current == $Coro::main; 2207 if $Coro::current == $Coro::main;
2173 2208
2174 cf::sync_job { $map->load }; 2209 $map->load;
2175} 2210}
2176 2211
2177our %MAP_PREFETCH; 2212our %MAP_PREFETCH;
2178our $MAP_PREFETCHER = undef; 2213our $MAP_PREFETCHER = undef;
2179 2214
2181 my ($path, $origin, $load) = @_; 2216 my ($path, $origin, $load) = @_;
2182 2217
2183 $path = normalise $path, $origin && $origin->{path}; 2218 $path = normalise $path, $origin && $origin->{path};
2184 2219
2185 if (my $map = $cf::MAP{$path}) { 2220 if (my $map = $cf::MAP{$path}) {
2186 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2221 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187 } 2222 }
2188 2223
2189 $MAP_PREFETCH{$path} |= $load; 2224 $MAP_PREFETCH{$path} |= $load;
2190 2225
2191 $MAP_PREFETCHER ||= cf::async { 2226 $MAP_PREFETCHER ||= cf::async {
2205 $MAP_PREFETCHER->prio (6); 2240 $MAP_PREFETCHER->prio (6);
2206 2241
2207 () 2242 ()
2208} 2243}
2209 2244
2245# common code, used by both ->save and ->swapout
2210sub save { 2246sub _save {
2211 my ($self) = @_; 2247 my ($self) = @_;
2212
2213 my $lock = cf::lock_acquire "map_data:$self->{path}";
2214 2248
2215 $self->{last_save} = $cf::RUNTIME; 2249 $self->{last_save} = $cf::RUNTIME;
2216 2250
2217 return unless $self->dirty; 2251 return unless $self->dirty;
2218 2252
2227 2261
2228 cf::async { 2262 cf::async {
2229 $Coro::current->{desc} = "map player save"; 2263 $Coro::current->{desc} = "map player save";
2230 $_->contr->save for $self->players; 2264 $_->contr->save for $self->players;
2231 }; 2265 };
2266
2267 cf::get_slot 0.02;
2232 2268
2233 if ($uniq) { 2269 if ($uniq) {
2234 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2270 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2271 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2236 } else { 2272 } else {
2237 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2273 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2238 } 2274 }
2239} 2275}
2240 2276
2277sub save {
2278 my ($self) = @_;
2279
2280 my $lock = cf::lock_acquire "map_data:$self->{path}";
2281
2282 $self->_save;
2283}
2284
2241sub swap_out { 2285sub swap_out {
2242 my ($self) = @_; 2286 my ($self) = @_;
2243 2287
2244 # save first because save cedes
2245 $self->save;
2246
2247 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2288 my $lock = cf::lock_acquire "map_data:$self->{path}";
2248 2289
2290 return if $self->in_memory != cf::MAP_ACTIVE;
2291 return if $self->{deny_save};
2249 return if $self->players; 2292 return if $self->players;
2250 return if $self->in_memory != cf::MAP_IN_MEMORY;
2251 return if $self->{deny_save};
2252 2293
2294 # first deactivate the map and "unlink" it from the core
2295 $self->deactivate;
2296 $_->clear_links_to ($self) for values %cf::MAP;
2253 $self->in_memory (cf::MAP_SWAPPED); 2297 $self->in_memory (cf::MAP_SWAPPED);
2298
2299 # then atomically save
2300 $self->_save;
2301
2302 # then free the map
2303 $self->clear;
2304}
2305
2306sub reset_at {
2307 my ($self) = @_;
2308
2309 # TODO: safety, remove and allow resettable per-player maps
2310 return 1e99 if $self->{deny_reset};
2311
2312 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2313 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2314
2315 $time + $to
2316}
2317
2318sub should_reset {
2319 my ($self) = @_;
2320
2321 $self->reset_at <= $cf::RUNTIME
2322}
2323
2324sub reset {
2325 my ($self) = @_;
2326
2327 my $lock = cf::lock_acquire "map_data:$self->{path}";
2328
2329 return if $self->players;
2330
2331 cf::trace "resetting map ", $self->path, "\n";
2332
2333 $self->in_memory (cf::MAP_SWAPPED);
2334
2335 # need to save uniques path
2336 unless ($self->{deny_save}) {
2337 my $uniq = $self->uniq_path; utf8::encode $uniq;
2338
2339 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2340 if $uniq;
2341 }
2342
2343 delete $cf::MAP{$self->path};
2254 2344
2255 $self->deactivate; 2345 $self->deactivate;
2256 $_->clear_links_to ($self) for values %cf::MAP; 2346 $_->clear_links_to ($self) for values %cf::MAP;
2257 $self->clear; 2347 $self->clear;
2258}
2259
2260sub reset_at {
2261 my ($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 2348
2303 $self->unlink_save; 2349 $self->unlink_save;
2304 $self->destroy; 2350 $self->destroy;
2305} 2351}
2306 2352
2314 2360
2315 delete $cf::MAP{$self->path}; 2361 delete $cf::MAP{$self->path};
2316 2362
2317 $self->unlink_save; 2363 $self->unlink_save;
2318 2364
2319 bless $self, "cf::map"; 2365 bless $self, "cf::map::wrap";
2320 delete $self->{deny_reset}; 2366 delete $self->{deny_reset};
2321 $self->{deny_save} = 1; 2367 $self->{deny_save} = 1;
2322 $self->reset_timeout (1); 2368 $self->reset_timeout (1);
2323 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2369 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2324 2370
2373 2419
2374sub unique_maps() { 2420sub unique_maps() {
2375 [ 2421 [
2376 map { 2422 map {
2377 utf8::decode $_; 2423 utf8::decode $_;
2378 /\.map$/ 2424 s/\.map$//; # TODO future compatibility hack
2425 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2426 ? ()
2379 ? normalise $_ 2427 : normalise $_
2380 : ()
2381 } @{ aio_readdir $UNIQUEDIR or [] } 2428 } @{ aio_readdir $UNIQUEDIR or [] }
2382 ] 2429 ]
2383} 2430}
2384 2431
2432=item cf::map::static_maps
2433
2434Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2435file in the shared directory excluding F</styles> and F</editor>). May
2436block.
2437
2438=cut
2439
2440sub static_maps() {
2441 my @dirs = "";
2442 my @maps;
2443
2444 while (@dirs) {
2445 my $dir = shift @dirs;
2446
2447 next if $dir eq "/styles" || $dir eq "/editor";
2448
2449 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2450 or return;
2451
2452 for (@$files) {
2453 s/\.map$// or next;
2454 utf8::decode $_;
2455 push @maps, "$dir/$_";
2456 }
2457
2458 push @dirs, map "$dir/$_", @$dirs;
2459 }
2460
2461 \@maps
2462}
2463
2385=back 2464=back
2386 2465
2387=head3 cf::object 2466=head3 cf::object
2388 2467
2389=cut 2468=cut
2392 2471
2393=over 4 2472=over 4
2394 2473
2395=item $ob->inv_recursive 2474=item $ob->inv_recursive
2396 2475
2397Returns the inventory of the object _and_ their inventories, recursively. 2476Returns the inventory of the object I<and> their inventories, recursively,
2477but I<not> the object itself.
2398 2478
2399=cut 2479=cut
2400 2480
2401sub inv_recursive_; 2481sub inv_recursive_;
2402sub inv_recursive_ { 2482sub inv_recursive_ {
2407 inv_recursive_ inv $_[0] 2487 inv_recursive_ inv $_[0]
2408} 2488}
2409 2489
2410=item $ref = $ob->ref 2490=item $ref = $ob->ref
2411 2491
2412creates and returns a persistent reference to an objetc that can be stored as a string. 2492Creates and returns a persistent reference to an object that can be stored as a string.
2413 2493
2414=item $ob = cf::object::deref ($refstring) 2494=item $ob = cf::object::deref ($refstring)
2415 2495
2416returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2496returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2417even if the object actually exists. May block. 2497even if the object actually exists. May block.
2449can be C<undef>. Does the right thing when the player is currently in a 2529can be C<undef>. Does the right thing when the player is currently in a
2450dialogue with the given NPC character. 2530dialogue with the given NPC character.
2451 2531
2452=cut 2532=cut
2453 2533
2534our $SAY_CHANNEL = {
2535 id => "say",
2536 title => "Map",
2537 reply => "say ",
2538 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2539};
2540
2541our $CHAT_CHANNEL = {
2542 id => "chat",
2543 title => "Chat",
2544 reply => "chat ",
2545 tooltip => "Player chat and shouts, global to the server.",
2546};
2547
2454# rough implementation of a future "reply" method that works 2548# rough implementation of a future "reply" method that works
2455# with dialog boxes. 2549# with dialog boxes.
2456#TODO: the first argument must go, split into a $npc->reply_to ( method 2550#TODO: the first argument must go, split into a $npc->reply_to ( method
2457sub cf::object::player::reply($$$;$) { 2551sub cf::object::player::reply($$$;$) {
2458 my ($self, $npc, $msg, $flags) = @_; 2552 my ($self, $npc, $msg, $flags) = @_;
2469 my $dialog = $pl->{npc_dialog}; 2563 my $dialog = $pl->{npc_dialog};
2470 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2564 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471 2565
2472 } else { 2566 } else {
2473 $msg = $npc->name . " says: $msg" if $npc; 2567 $msg = $npc->name . " says: $msg" if $npc;
2474 $self->message ($msg, $flags); 2568 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475 } 2569 }
2476 } 2570 }
2477} 2571}
2478 2572
2479=item $object->send_msg ($channel, $msg, $color, [extra...]) 2573=item $object->send_msg ($channel, $msg, $color, [extra...])
2504 2598
2505=item $player_object->enter_link 2599=item $player_object->enter_link
2506 2600
2507Freezes the player and moves him/her to a special map (C<{link}>). 2601Freezes the player and moves him/her to a special map (C<{link}>).
2508 2602
2509The player should be reasonably safe there for short amounts of time. You 2603The player should be reasonably safe there for short amounts of time (e.g.
2510I<MUST> call C<leave_link> as soon as possible, though. 2604for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2605though, as the player cannot control the character while it is on the link
2606map.
2511 2607
2512Will never block. 2608Will never block.
2513 2609
2514=item $player_object->leave_link ($map, $x, $y) 2610=item $player_object->leave_link ($map, $x, $y)
2515 2611
2535sub cf::object::player::enter_link { 2631sub cf::object::player::enter_link {
2536 my ($self) = @_; 2632 my ($self) = @_;
2537 2633
2538 $self->deactivate_recursive; 2634 $self->deactivate_recursive;
2539 2635
2636 ++$self->{_link_recursion};
2637
2540 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2638 return if UNIVERSAL::isa $self->map, "ext::map_link";
2541 2639
2542 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2640 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2543 if $self->map && $self->map->{path} ne "{link}"; 2641 if $self->map && $self->map->{path} ne "{link}";
2544 2642
2545 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2643 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2546} 2644}
2547 2645
2548sub cf::object::player::leave_link { 2646sub cf::object::player::leave_link {
2549 my ($self, $map, $x, $y) = @_; 2647 my ($self, $map, $x, $y) = @_;
2550 2648
2567 ($x, $y) = (-1, -1) 2665 ($x, $y) = (-1, -1)
2568 unless (defined $x) && (defined $y); 2666 unless (defined $x) && (defined $y);
2569 2667
2570 # use -1 or undef as default coordinates, not 0, 0 2668 # use -1 or undef as default coordinates, not 0, 0
2571 ($x, $y) = ($map->enter_x, $map->enter_y) 2669 ($x, $y) = ($map->enter_x, $map->enter_y)
2572 if $x <=0 && $y <= 0; 2670 if $x <= 0 && $y <= 0;
2573 2671
2574 $map->load; 2672 $map->load;
2575 $map->load_neighbours; 2673 $map->load_neighbours;
2576 2674
2577 return unless $self->contr->active; 2675 return unless $self->contr->active;
2578 $self->activate_recursive;
2579 2676
2580 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2677 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581 $self->enter_map ($map, $x, $y); 2678 if ($self->enter_map ($map, $x, $y)) {
2582} 2679 # entering was successful
2680 delete $self->{_link_recursion};
2681 # only activate afterwards, to support waiting in hooks
2682 $self->activate_recursive;
2683 }
2583 2684
2685}
2686
2584=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2687=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2585 2688
2586Moves the player to the given map-path and coordinates by first freezing 2689Moves the player to the given map-path and coordinates by first freezing
2587her, loading and preparing them map, calling the provided $check callback 2690her, loading and preparing them map, calling the provided $check callback
2588that has to return the map if sucecssful, and then unfreezes the player on 2691that has to return the map if sucecssful, and then unfreezes the player on
2589the new (success) or old (failed) map position. In either case, $done will 2692the new (success) or old (failed) map position. In either case, $done will
2590be called at the end of this process. 2693be called at the end of this process.
2591 2694
2695Note that $check will be called with a potentially non-loaded map, so if
2696it needs a loaded map it has to call C<< ->load >>.
2697
2592=cut 2698=cut
2593 2699
2594our $GOTOGEN; 2700our $GOTOGEN;
2595 2701
2596sub cf::object::player::goto { 2702sub cf::object::player::goto {
2597 my ($self, $path, $x, $y, $check, $done) = @_; 2703 my ($self, $path, $x, $y, $check, $done) = @_;
2704
2705 if ($self->{_link_recursion} >= $MAX_LINKS) {
2706 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2707 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2708 ($path, $x, $y) = @$EMERGENCY_POSITION;
2709 }
2598 2710
2599 # do generation counting so two concurrent goto's will be executed in-order 2711 # do generation counting so two concurrent goto's will be executed in-order
2600 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2712 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2601 2713
2602 $self->enter_link; 2714 $self->enter_link;
2626 my $map = eval { 2738 my $map = eval {
2627 my $map = defined $path ? cf::map::find $path : undef; 2739 my $map = defined $path ? cf::map::find $path : undef;
2628 2740
2629 if ($map) { 2741 if ($map) {
2630 $map = $map->customise_for ($self); 2742 $map = $map->customise_for ($self);
2631 $map = $check->($map) if $check && $map; 2743 $map = $check->($map, $x, $y, $self) if $check && $map;
2632 } else { 2744 } else {
2633 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2745 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2634 } 2746 }
2635 2747
2636 $map 2748 $map
2644 if ($gen == $self->{_goto_generation}) { 2756 if ($gen == $self->{_goto_generation}) {
2645 delete $self->{_goto_generation}; 2757 delete $self->{_goto_generation};
2646 $self->leave_link ($map, $x, $y); 2758 $self->leave_link ($map, $x, $y);
2647 } 2759 }
2648 2760
2649 $done->() if $done; 2761 $done->($self) if $done;
2650 })->prio (1); 2762 })->prio (1);
2651} 2763}
2652 2764
2653=item $player_object->enter_exit ($exit_object) 2765=item $player_object->enter_exit ($exit_object)
2654 2766
2674} 2786}
2675 2787
2676sub prepare_random_map { 2788sub prepare_random_map {
2677 my ($exit) = @_; 2789 my ($exit) = @_;
2678 2790
2679 my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681 # all this does is basically replace the /! path by 2791 # all this does is basically replace the /! path by
2682 # a new random map path (?random/...) with a seed 2792 # a new random map path (?random/...) with a seed
2683 # that depends on the exit object 2793 # that depends on the exit object
2684 2794
2685 my $rmp = parse_random_map_params $exit->msg; 2795 my $rmp = parse_random_map_params $exit->msg;
2687 if ($exit->map) { 2797 if ($exit->map) {
2688 $rmp->{region} = $exit->region->name; 2798 $rmp->{region} = $exit->region->name;
2689 $rmp->{origin_map} = $exit->map->path; 2799 $rmp->{origin_map} = $exit->map->path;
2690 $rmp->{origin_x} = $exit->x; 2800 $rmp->{origin_x} = $exit->x;
2691 $rmp->{origin_y} = $exit->y; 2801 $rmp->{origin_y} = $exit->y;
2802
2803 $exit->map->touch;
2692 } 2804 }
2693 2805
2694 $rmp->{random_seed} ||= $exit->random_seed; 2806 $rmp->{random_seed} ||= $exit->random_seed;
2695 2807
2696 my $data = cf::encode_json $rmp; 2808 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697 my $md5 = Digest::MD5::md5_hex $data; 2809 my $md5 = Digest::MD5::md5_hex $data;
2698 my $meta = "$RANDOMDIR/$md5.meta"; 2810 my $meta = "$RANDOMDIR/$md5.meta";
2699 2811
2700 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2812 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701 aio_write $fh, 0, (length $data), $data, 0; 2813 aio_write $fh, 0, (length $data), $data, 0;
2702 undef $fh; 2814 undef $fh;
2703 aio_rename "$meta~", $meta; 2815 aio_rename "$meta~", $meta;
2704 2816
2817 my $slaying = "?random/$md5";
2818
2819 if ($exit->valid) {
2705 $exit->slaying ("?random/$md5"); 2820 $exit->slaying ("?random/$md5");
2706 $exit->msg (undef); 2821 $exit->msg (undef);
2822 }
2707 } 2823 }
2708} 2824}
2709 2825
2710sub cf::object::player::enter_exit { 2826sub cf::object::player::enter_exit {
2711 my ($self, $exit) = @_; 2827 my ($self, $exit) = @_;
2712 2828
2713 return unless $self->type == cf::PLAYER; 2829 return unless $self->type == cf::PLAYER;
2714 2830
2715 if ($exit->slaying eq "/!") {
2716 #TODO: this should de-fi-ni-te-ly not be a sync-job
2717 # the problem is that $exit might not survive long enough
2718 # so it needs to be done right now, right here
2719 cf::sync_job { prepare_random_map $exit };
2720 }
2721
2722 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723 my $hp = $exit->stats->hp;
2724 my $sp = $exit->stats->sp;
2725
2726 $self->enter_link; 2831 $self->enter_link;
2727 2832
2728 # if exit is damned, update players death & WoR home-position
2729 $self->contr->savebed ($slaying, $hp, $sp)
2730 if $exit->flag (FLAG_DAMNED);
2731
2732 (async { 2833 (async {
2733 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2834 $Coro::current->{desc} = "enter_exit";
2734 2835
2735 $self->deactivate_recursive; # just to be sure
2736 unless (eval { 2836 unless (eval {
2837 $self->deactivate_recursive; # just to be sure
2838
2839 # random map handling
2840 {
2841 my $guard = cf::lock_acquire "exit_prepare:$exit";
2842
2843 prepare_random_map $exit
2844 if $exit->slaying eq "/!";
2845 }
2846
2847 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2848 my $x = $exit->stats->hp;
2849 my $y = $exit->stats->sp;
2850
2737 $self->goto ($slaying, $hp, $sp); 2851 $self->goto ($map, $x, $y);
2738 2852
2853 # if exit is damned, update players death & WoR home-position
2854 $self->contr->savebed ($map, $x, $y)
2855 if $exit->flag (cf::FLAG_DAMNED);
2856
2739 1; 2857 1
2740 }) { 2858 }) {
2741 $self->message ("Something went wrong deep within the crossfire server. " 2859 $self->message ("Something went wrong deep within the deliantra server. "
2742 . "I'll try to bring you back to the map you were before. " 2860 . "I'll try to bring you back to the map you were before. "
2743 . "Please report this to the dungeon master!", 2861 . "Please report this to the dungeon master!",
2744 cf::NDI_UNIQUE | cf::NDI_RED); 2862 cf::NDI_UNIQUE | cf::NDI_RED);
2745 2863
2746 warn "ERROR in enter_exit: $@"; 2864 error "ERROR in enter_exit: $@";
2747 $self->leave_link; 2865 $self->leave_link;
2748 } 2866 }
2749 })->prio (1); 2867 })->prio (1);
2750} 2868}
2751 2869
2763sub cf::client::send_drawinfo { 2881sub cf::client::send_drawinfo {
2764 my ($self, $text, $flags) = @_; 2882 my ($self, $text, $flags) = @_;
2765 2883
2766 utf8::encode $text; 2884 utf8::encode $text;
2767 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2885 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2886}
2887
2888=item $client->send_big_packet ($pkt)
2889
2890Like C<send_packet>, but tries to compress large packets, and fragments
2891them as required.
2892
2893=cut
2894
2895our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2896
2897sub cf::client::send_big_packet {
2898 my ($self, $pkt) = @_;
2899
2900 # try lzf for large packets
2901 $pkt = "lzf " . Compress::LZF::compress $pkt
2902 if 1024 <= length $pkt and $self->{can_lzf};
2903
2904 # split very large packets
2905 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2906 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2907 $pkt = "frag";
2908 }
2909
2910 $self->send_packet ($pkt);
2768} 2911}
2769 2912
2770=item $client->send_msg ($channel, $msg, $color, [extra...]) 2913=item $client->send_msg ($channel, $msg, $color, [extra...])
2771 2914
2772Send a drawinfo or msg packet to the client, formatting the msg for the 2915Send a drawinfo or msg packet to the client, formatting the msg for the
2776 2919
2777=cut 2920=cut
2778 2921
2779# non-persistent channels (usually the info channel) 2922# non-persistent channels (usually the info channel)
2780our %CHANNEL = ( 2923our %CHANNEL = (
2924 "c/motd" => {
2925 id => "infobox",
2926 title => "MOTD",
2927 reply => undef,
2928 tooltip => "The message of the day",
2929 },
2781 "c/identify" => { 2930 "c/identify" => {
2782 id => "infobox", 2931 id => "infobox",
2783 title => "Identify", 2932 title => "Identify",
2784 reply => undef, 2933 reply => undef,
2785 tooltip => "Items recently identified", 2934 tooltip => "Items recently identified",
2787 "c/examine" => { 2936 "c/examine" => {
2788 id => "infobox", 2937 id => "infobox",
2789 title => "Examine", 2938 title => "Examine",
2790 reply => undef, 2939 reply => undef,
2791 tooltip => "Signs and other items you examined", 2940 tooltip => "Signs and other items you examined",
2941 },
2942 "c/shopinfo" => {
2943 id => "infobox",
2944 title => "Shop Info",
2945 reply => undef,
2946 tooltip => "What your bargaining skill tells you about the shop",
2792 }, 2947 },
2793 "c/book" => { 2948 "c/book" => {
2794 id => "infobox", 2949 id => "infobox",
2795 title => "Book", 2950 title => "Book",
2796 reply => undef, 2951 reply => undef,
2812 id => "infobox", 2967 id => "infobox",
2813 title => "Body Parts", 2968 title => "Body Parts",
2814 reply => undef, 2969 reply => undef,
2815 tooltip => "Shows which body parts you posess and are available", 2970 tooltip => "Shows which body parts you posess and are available",
2816 }, 2971 },
2972 "c/statistics" => {
2973 id => "infobox",
2974 title => "Statistics",
2975 reply => undef,
2976 tooltip => "Shows your primary statistics",
2977 },
2978 "c/skills" => {
2979 id => "infobox",
2980 title => "Skills",
2981 reply => undef,
2982 tooltip => "Shows your experience per skill and item power",
2983 },
2984 "c/shopitems" => {
2985 id => "infobox",
2986 title => "Shop Items",
2987 reply => undef,
2988 tooltip => "Shows the items currently for sale in this shop",
2989 },
2990 "c/resistances" => {
2991 id => "infobox",
2992 title => "Resistances",
2993 reply => undef,
2994 tooltip => "Shows your resistances",
2995 },
2996 "c/pets" => {
2997 id => "infobox",
2998 title => "Pets",
2999 reply => undef,
3000 tooltip => "Shows information abotu your pets/a specific pet",
3001 },
3002 "c/perceiveself" => {
3003 id => "infobox",
3004 title => "Perceive Self",
3005 reply => undef,
3006 tooltip => "You gained detailed knowledge about yourself",
3007 },
2817 "c/uptime" => { 3008 "c/uptime" => {
2818 id => "infobox", 3009 id => "infobox",
2819 title => "Uptime", 3010 title => "Uptime",
2820 reply => undef, 3011 reply => undef,
2821 tooltip => "How long the server has been running since last restart", 3012 tooltip => "How long the server has been running since last restart",
2824 id => "infobox", 3015 id => "infobox",
2825 title => "Map Info", 3016 title => "Map Info",
2826 reply => undef, 3017 reply => undef,
2827 tooltip => "Information related to the maps", 3018 tooltip => "Information related to the maps",
2828 }, 3019 },
3020 "c/party" => {
3021 id => "party",
3022 title => "Party",
3023 reply => "gsay ",
3024 tooltip => "Messages and chat related to your party",
3025 },
3026 "c/death" => {
3027 id => "death",
3028 title => "Death",
3029 reply => undef,
3030 tooltip => "Reason for and more info about your most recent death",
3031 },
3032 "c/say" => $SAY_CHANNEL,
3033 "c/chat" => $CHAT_CHANNEL,
2829); 3034);
2830 3035
2831sub cf::client::send_msg { 3036sub cf::client::send_msg {
2832 my ($self, $channel, $msg, $color, @extra) = @_; 3037 my ($self, $channel, $msg, $color, @extra) = @_;
2833 3038
2834 $msg = $self->pl->expand_cfpod ($msg); 3039 $msg = $self->pl->expand_cfpod ($msg)
3040 unless $color & cf::NDI_VERBATIM;
2835 3041
2836 $color &= cf::NDI_CLIENT_MASK; # just in case... 3042 $color &= cf::NDI_CLIENT_MASK; # just in case...
2837 3043
2838 # check predefined channels, for the benefit of C 3044 # check predefined channels, for the benefit of C
2839 if ($CHANNEL{$channel}) { 3045 if ($CHANNEL{$channel}) {
2840 $channel = $CHANNEL{$channel}; 3046 $channel = $CHANNEL{$channel};
2841 3047
2842 $self->ext_msg (channel_info => $channel) 3048 $self->ext_msg (channel_info => $channel);
2843 if $self->can_msg;
2844
2845 $channel = $channel->{id}; 3049 $channel = $channel->{id};
2846 3050
2847 } elsif (ref $channel) { 3051 } elsif (ref $channel) {
2848 # send meta info to client, if not yet sent 3052 # send meta info to client, if not yet sent
2849 unless (exists $self->{channel}{$channel->{id}}) { 3053 unless (exists $self->{channel}{$channel->{id}}) {
2850 $self->{channel}{$channel->{id}} = $channel; 3054 $self->{channel}{$channel->{id}} = $channel;
2851 $self->ext_msg (channel_info => $channel) 3055 $self->ext_msg (channel_info => $channel);
2852 if $self->can_msg;
2853 } 3056 }
2854 3057
2855 $channel = $channel->{id}; 3058 $channel = $channel->{id};
2856 } 3059 }
2857 3060
2858 return unless @extra || length $msg; 3061 return unless @extra || length $msg;
2859 3062
2860 if ($self->can_msg) {
2861 # default colour, mask it out 3063 # default colour, mask it out
2862 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3064 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863 if $color & cf::NDI_DEF; 3065 if $color & cf::NDI_DEF;
2864 3066
2865 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3067 my $pkt = "msg "
3068 . $self->{json_coder}->encode (
2866 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3069 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867 } else { 3070 );
2868 if ($color >= 0) {
2869 # replace some tags by gcfclient-compatible ones
2870 for ($msg) {
2871 1 while
2872 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877 }
2878 3071
2879 $color &= cf::NDI_COLOR_MASK; 3072 $self->send_big_packet ($pkt);
2880
2881 utf8::encode $msg;
2882
2883 if (0 && $msg =~ /\[/) {
2884 # COMMAND/INFO
2885 $self->send_packet ("drawextinfo $color 10 8 $msg")
2886 } else {
2887 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888 $self->send_packet ("drawinfo $color $msg")
2889 }
2890 }
2891 }
2892} 3073}
2893 3074
2894=item $client->ext_msg ($type, @msg) 3075=item $client->ext_msg ($type, @msg)
2895 3076
2896Sends an ext event to the client. 3077Sends an ext event to the client.
2899 3080
2900sub cf::client::ext_msg($$@) { 3081sub cf::client::ext_msg($$@) {
2901 my ($self, $type, @msg) = @_; 3082 my ($self, $type, @msg) = @_;
2902 3083
2903 if ($self->extcmd == 2) { 3084 if ($self->extcmd == 2) {
2904 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3085 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2905 } elsif ($self->extcmd == 1) { # TODO: remove 3086 } elsif ($self->extcmd == 1) { # TODO: remove
2906 push @msg, msgtype => "event_$type"; 3087 push @msg, msgtype => "event_$type";
2907 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3088 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2908 } 3089 }
2909} 3090}
2910 3091
2911=item $client->ext_reply ($msgid, @msg) 3092=item $client->ext_reply ($msgid, @msg)
2912 3093
2916 3097
2917sub cf::client::ext_reply($$@) { 3098sub cf::client::ext_reply($$@) {
2918 my ($self, $id, @msg) = @_; 3099 my ($self, $id, @msg) = @_;
2919 3100
2920 if ($self->extcmd == 2) { 3101 if ($self->extcmd == 2) {
2921 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3102 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2922 } elsif ($self->extcmd == 1) { 3103 } elsif ($self->extcmd == 1) {
2923 #TODO: version 1, remove 3104 #TODO: version 1, remove
2924 unshift @msg, msgtype => "reply", msgid => $id; 3105 unshift @msg, msgtype => "reply", msgid => $id;
2925 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3106 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2926 } 3107 }
2927} 3108}
2928 3109
2929=item $success = $client->query ($flags, "text", \&cb) 3110=item $success = $client->query ($flags, "text", \&cb)
2930 3111
3001 3182
3002 $ns->ext_reply ($reply, @reply) 3183 $ns->ext_reply ($reply, @reply)
3003 if $reply; 3184 if $reply;
3004 3185
3005 } else { 3186 } else {
3006 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3187 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3007 } 3188 }
3008 3189
3009 cf::override; 3190 cf::override;
3010 }, 3191 },
3011); 3192);
3031 3212
3032 $coro 3213 $coro
3033} 3214}
3034 3215
3035cf::client->attach ( 3216cf::client->attach (
3036 on_destroy => sub { 3217 on_client_destroy => sub {
3037 my ($ns) = @_; 3218 my ($ns) = @_;
3038 3219
3039 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3220 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3040 }, 3221 },
3041); 3222);
3057our $safe_hole = new Safe::Hole; 3238our $safe_hole = new Safe::Hole;
3058 3239
3059$SIG{FPE} = 'IGNORE'; 3240$SIG{FPE} = 'IGNORE';
3060 3241
3061$safe->permit_only (Opcode::opset qw( 3242$safe->permit_only (Opcode::opset qw(
3062 :base_core :base_mem :base_orig :base_math 3243 :base_core :base_mem :base_orig :base_math :base_loop
3063 grepstart grepwhile mapstart mapwhile 3244 grepstart grepwhile mapstart mapwhile
3064 sort time 3245 sort time
3065)); 3246));
3066 3247
3067# here we export the classes and methods available to script code 3248# here we export the classes and methods available to script code
3070 3251
3071The following functions and methods are available within a safe environment: 3252The following functions and methods are available within a safe environment:
3072 3253
3073 cf::object 3254 cf::object
3074 contr pay_amount pay_player map x y force_find force_add destroy 3255 contr pay_amount pay_player map x y force_find force_add destroy
3075 insert remove name archname title slaying race decrease_ob_nr 3256 insert remove name archname title slaying race decrease split
3257 value
3076 3258
3077 cf::object::player 3259 cf::object::player
3078 player 3260 player
3079 3261
3080 cf::player 3262 cf::player
3085 3267
3086=cut 3268=cut
3087 3269
3088for ( 3270for (
3089 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3271 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090 insert remove inv name archname title slaying race 3272 insert remove inv nrof name archname title slaying race
3091 decrease_ob_nr destroy)], 3273 decrease split destroy change_exp value msg lore send_msg)],
3092 ["cf::object::player" => qw(player)], 3274 ["cf::object::player" => qw(player)],
3093 ["cf::player" => qw(peaceful)], 3275 ["cf::player" => qw(peaceful send_msg)],
3094 ["cf::map" => qw(trigger)], 3276 ["cf::map" => qw(trigger)],
3095) { 3277) {
3096 no strict 'refs';
3097 my ($pkg, @funs) = @$_; 3278 my ($pkg, @funs) = @$_;
3098 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3279 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3099 for @funs; 3280 for @funs;
3100} 3281}
3101 3282
3116 3297
3117 my $qcode = $code; 3298 my $qcode = $code;
3118 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3299 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3119 $qcode =~ s/\n/\\n/g; 3300 $qcode =~ s/\n/\\n/g;
3120 3301
3302 %vars = (_dummy => 0) unless %vars;
3303
3304 my @res;
3121 local $_; 3305 local $_;
3122 local @safe::cf::_safe_eval_args = values %vars;
3123 3306
3124 my $eval = 3307 my $eval =
3125 "do {\n" 3308 "do {\n"
3126 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3309 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3127 . "#line 0 \"{$qcode}\"\n" 3310 . "#line 0 \"{$qcode}\"\n"
3128 . $code 3311 . $code
3129 . "\n}" 3312 . "\n}"
3130 ; 3313 ;
3131 3314
3315 if ($CFG{safe_eval}) {
3132 sub_generation_inc; 3316 sub_generation_inc;
3317 local @safe::cf::_safe_eval_args = values %vars;
3133 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3318 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3134 sub_generation_inc; 3319 sub_generation_inc;
3320 } else {
3321 local @cf::_safe_eval_args = values %vars;
3322 @res = wantarray ? eval eval : scalar eval $eval;
3323 }
3135 3324
3136 if ($@) { 3325 if ($@) {
3137 warn "$@"; 3326 warn "$@",
3138 warn "while executing safe code '$code'\n"; 3327 "while executing safe code '$code'\n",
3139 warn "with arguments " . (join " ", %vars) . "\n"; 3328 "with arguments " . (join " ", %vars) . "\n";
3140 } 3329 }
3141 3330
3142 wantarray ? @res : $res[0] 3331 wantarray ? @res : $res[0]
3143} 3332}
3144 3333
3158=cut 3347=cut
3159 3348
3160sub register_script_function { 3349sub register_script_function {
3161 my ($fun, $cb) = @_; 3350 my ($fun, $cb) = @_;
3162 3351
3163 no strict 'refs'; 3352 $fun = "safe::$fun" if $CFG{safe_eval};
3164 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3353 *$fun = $safe_hole->wrap ($cb);
3165} 3354}
3166 3355
3167=back 3356=back
3168 3357
3169=cut 3358=cut
3170 3359
3171############################################################################# 3360#############################################################################
3172# the server's init and main functions 3361# the server's init and main functions
3362
3363# async inc loader. yay.
3364sub inc_loader {
3365 my $mod = $_[1];
3366
3367 if (in_main && !tick_inhibit) {
3368 Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
3369 } else {
3370 debug "loading perl module $mod\n";
3371 }
3372
3373 # 1. find real file
3374 for my $dir (@ORIG_INC) {
3375 ref $dir and next;
3376 0 <= Coro::AIO::aio_load "$dir/$mod", my $data
3377 or next;
3378
3379 $data = "#line 1 $dir/$mod\n$data";
3380
3381 open my $fh, "<", \$data or die;
3382
3383 return $fh;
3384 }
3385
3386 ()
3387}
3388
3389sub init_inc {
3390 # save original @INC
3391 @ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
3392
3393 # make sure we can do scalar-opens
3394 open my $dummy, "<", \my $dummy2;
3395
3396 # execute some stuff so perl load's some of the core modules
3397 /Ü/ =~ /ü/i;
3398 eval { &Storable::nstore_fd };
3399
3400 @INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
3401
3402 debug "module loading will be asynchronous from this point on.";
3403}
3173 3404
3174sub load_facedata($) { 3405sub load_facedata($) {
3175 my ($path) = @_; 3406 my ($path) = @_;
3176 3407
3177 # HACK to clear player env face cache, we need some signal framework 3408 # HACK to clear player env face cache, we need some signal framework
3178 # for this (global event?) 3409 # for this (global event?)
3179 %ext::player_env::MUSIC_FACE_CACHE = (); 3410 %ext::player_env::MUSIC_FACE_CACHE = ();
3180 3411
3181 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3412 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182 3413
3183 warn "loading facedata from $path\n"; 3414 trace "loading facedata from $path\n";
3184 3415
3185 my $facedata; 3416 my $facedata;
3186 0 < aio_load $path, $facedata 3417 0 < aio_load $path, $facedata
3187 or die "$path: $!"; 3418 or die "$path: $!";
3188 3419
3190 3421
3191 $facedata->{version} == 2 3422 $facedata->{version} == 2
3192 or cf::cleanup "$path: version mismatch, cannot proceed."; 3423 or cf::cleanup "$path: version mismatch, cannot proceed.";
3193 3424
3194 # patch in the exptable 3425 # patch in the exptable
3426 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3195 $facedata->{resource}{"res/exp_table"} = { 3427 $facedata->{resource}{"res/exp_table"} = {
3196 type => FT_RSRC, 3428 type => FT_RSRC,
3197 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3429 data => $exp_table,
3430 hash => (Digest::MD5::md5 $exp_table),
3198 }; 3431 };
3199 cf::cede_to_tick; 3432 cf::cede_to_tick;
3200 3433
3201 { 3434 {
3202 my $faces = $facedata->{faceinfo}; 3435 my $faces = $facedata->{faceinfo};
3204 while (my ($face, $info) = each %$faces) { 3437 while (my ($face, $info) = each %$faces) {
3205 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3438 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206 3439
3207 cf::face::set_visibility $idx, $info->{visibility}; 3440 cf::face::set_visibility $idx, $info->{visibility};
3208 cf::face::set_magicmap $idx, $info->{magicmap}; 3441 cf::face::set_magicmap $idx, $info->{magicmap};
3209 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3442 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3210 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3443 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3211 3444
3212 cf::cede_to_tick; 3445 cf::cede_to_tick;
3213 } 3446 }
3214 3447
3215 while (my ($face, $info) = each %$faces) { 3448 while (my ($face, $info) = each %$faces) {
3220 3453
3221 if (my $smooth = cf::face::find $info->{smooth}) { 3454 if (my $smooth = cf::face::find $info->{smooth}) {
3222 cf::face::set_smooth $idx, $smooth; 3455 cf::face::set_smooth $idx, $smooth;
3223 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3456 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3224 } else { 3457 } else {
3225 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3458 error "smooth face '$info->{smooth}' not found for face '$face'";
3226 } 3459 }
3227 3460
3228 cf::cede_to_tick; 3461 cf::cede_to_tick;
3229 } 3462 }
3230 } 3463 }
3239 3472
3240 cf::anim::invalidate_all; # d'oh 3473 cf::anim::invalidate_all; # d'oh
3241 } 3474 }
3242 3475
3243 { 3476 {
3244 # TODO: for gcfclient pleasure, we should give resources
3245 # that gcfclient doesn't grok a >10000 face index.
3246 my $res = $facedata->{resource}; 3477 my $res = $facedata->{resource};
3247 3478
3248 while (my ($name, $info) = each %$res) { 3479 while (my ($name, $info) = each %$res) {
3249 if (defined $info->{type}) { 3480 if (defined $info->{type}) {
3250 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3481 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251 my $data;
3252 3482
3253 if ($info->{type} & 1) { 3483 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3254 # prepend meta info
3255
3256 my $meta = $enc->encode ({
3257 name => $name,
3258 %{ $info->{meta} || {} },
3259 });
3260
3261 $data = pack "(w/a*)*", $meta, $info->{data};
3262 } else {
3263 $data = $info->{data};
3264 }
3265
3266 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267 cf::face::set_type $idx, $info->{type}; 3484 cf::face::set_type $idx, $info->{type};
3268 } else { 3485 } else {
3269 $RESOURCE{$name} = $info; 3486 $RESOURCE{$name} = $info; # unused
3270 } 3487 }
3271 3488
3272 cf::cede_to_tick; 3489 cf::cede_to_tick;
3273 } 3490 }
3274 } 3491 }
3275 3492
3276 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3493 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277 3494
3278 1 3495 1
3279} 3496}
3280
3281cf::global->attach (on_resource_update => sub {
3282 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286 my $sound = $soundconf->{compat}[$_]
3287 or next;
3288
3289 my $face = cf::face::find "sound/$sound->[1]";
3290 cf::sound::set $sound->[0] => $face;
3291 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292 }
3293
3294 while (my ($k, $v) = each %{$soundconf->{event}}) {
3295 my $face = cf::face::find "sound/$v";
3296 cf::sound::set $k => $face;
3297 }
3298 }
3299});
3300 3497
3301register_exticmd fx_want => sub { 3498register_exticmd fx_want => sub {
3302 my ($ns, $want) = @_; 3499 my ($ns, $want) = @_;
3303 3500
3304 while (my ($k, $v) = each %$want) { 3501 while (my ($k, $v) = each %$want) {
3305 $ns->fx_want ($k, $v); 3502 $ns->fx_want ($k, $v);
3306 } 3503 }
3307}; 3504};
3505
3506sub load_resource_file($) {
3507 my $guard = lock_acquire "load_resource_file";
3508
3509 my $status = load_resource_file_ $_[0];
3510 get_slot 0.1, 100;
3511 cf::arch::commit_load;
3512
3513 $status
3514}
3308 3515
3309sub reload_regions { 3516sub reload_regions {
3310 # HACK to clear player env face cache, we need some signal framework 3517 # HACK to clear player env face cache, we need some signal framework
3311 # for this (global event?) 3518 # for this (global event?)
3312 %ext::player_env::MUSIC_FACE_CACHE = (); 3519 %ext::player_env::MUSIC_FACE_CACHE = ();
3326} 3533}
3327 3534
3328sub reload_archetypes { 3535sub reload_archetypes {
3329 load_resource_file "$DATADIR/archetypes" 3536 load_resource_file "$DATADIR/archetypes"
3330 or die "unable to load archetypes\n"; 3537 or die "unable to load archetypes\n";
3331 #d# NEED to laod twice to resolve forward references
3332 # this really needs to be done in an extra post-pass
3333 # (which needs to be synchronous, so solve it differently)
3334 load_resource_file "$DATADIR/archetypes"
3335 or die "unable to load archetypes\n";
3336} 3538}
3337 3539
3338sub reload_treasures { 3540sub reload_treasures {
3339 load_resource_file "$DATADIR/treasures" 3541 load_resource_file "$DATADIR/treasures"
3340 or die "unable to load treasurelists\n"; 3542 or die "unable to load treasurelists\n";
3341} 3543}
3342 3544
3545sub reload_sound {
3546 trace "loading sound config from $DATADIR/sound\n";
3547
3548 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3549 or die "$DATADIR/sound $!";
3550
3551 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3552
3553 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3554 my $sound = $soundconf->{compat}[$_]
3555 or next;
3556
3557 my $face = cf::face::find "sound/$sound->[1]";
3558 cf::sound::set $sound->[0] => $face;
3559 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3560 }
3561
3562 while (my ($k, $v) = each %{$soundconf->{event}}) {
3563 my $face = cf::face::find "sound/$v";
3564 cf::sound::set $k => $face;
3565 }
3566}
3567
3343sub reload_resources { 3568sub reload_resources {
3344 warn "reloading resource files...\n"; 3569 trace "reloading resource files...\n";
3345 3570
3571 reload_facedata;
3572 reload_sound;
3573 reload_archetypes;
3346 reload_regions; 3574 reload_regions;
3347 reload_facedata;
3348 #reload_archetypes;#d#
3349 reload_archetypes;
3350 reload_treasures; 3575 reload_treasures;
3351 3576
3352 warn "finished reloading resource files\n"; 3577 trace "finished reloading resource files\n";
3353}
3354
3355sub init {
3356 reload_resources;
3357} 3578}
3358 3579
3359sub reload_config { 3580sub reload_config {
3581 trace "reloading config file...\n";
3582
3360 open my $fh, "<:utf8", "$CONFDIR/config" 3583 open my $fh, "<:utf8", "$CONFDIR/config"
3361 or return; 3584 or return;
3362 3585
3363 local $/; 3586 local $/;
3364 *CFG = YAML::Load <$fh>; 3587 *CFG = YAML::XS::Load scalar <$fh>;
3365 3588
3366 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3589 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3367 3590
3368 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3591 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3369 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3592 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3370 3593
3371 if (exists $CFG{mlockall}) { 3594 if (exists $CFG{mlockall}) {
3373 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3596 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3374 and die "WARNING: m(un)lockall failed: $!\n"; 3597 and die "WARNING: m(un)lockall failed: $!\n";
3375 }; 3598 };
3376 warn $@ if $@; 3599 warn $@ if $@;
3377 } 3600 }
3601
3602 trace "finished reloading resource files\n";
3603}
3604
3605sub pidfile() {
3606 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3607 or die "$PIDFILE: $!";
3608 flock $fh, &Fcntl::LOCK_EX
3609 or die "$PIDFILE: flock: $!";
3610 $fh
3611}
3612
3613# make sure only one server instance is running at any one time
3614sub atomic {
3615 my $fh = pidfile;
3616
3617 my $pid = <$fh>;
3618 kill 9, $pid if $pid > 0;
3619
3620 seek $fh, 0, 0;
3621 print $fh $$;
3622}
3623
3624sub main_loop {
3625 trace "EV::loop starting\n";
3626 if (1) {
3627 EV::loop;
3628 }
3629 trace "EV::loop returned\n";
3630 goto &main_loop unless $REALLY_UNLOOP;
3378} 3631}
3379 3632
3380sub main { 3633sub main {
3634 cf::init_globals; # initialise logging
3635
3636 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3637 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3638 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3639 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3640
3641 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3642
3381 # we must not ever block the main coroutine 3643 # we must not ever block the main coroutine
3382 local $Coro::idle = sub { 3644 local $Coro::idle = sub {
3383 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3645 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384 (async { 3646 (async {
3385 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3647 $Coro::current->{desc} = "IDLE BUG HANDLER";
3386 EV::loop EV::LOOP_ONESHOT; 3648 EV::loop EV::LOOP_ONESHOT;
3387 })->prio (Coro::PRIO_MAX); 3649 })->prio (Coro::PRIO_MAX);
3388 }; 3650 };
3389 3651
3390 reload_config;
3391 db_init;
3392 load_extensions;
3393
3394 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395 evthread_start IO::AIO::poll_fileno; 3652 evthread_start IO::AIO::poll_fileno;
3396 EV::loop; 3653
3654 cf::sync_job {
3655 init_inc;
3656
3657 cf::init_experience;
3658 cf::init_anim;
3659 cf::init_attackmess;
3660 cf::init_dynamic;
3661
3662 cf::load_settings;
3663 cf::load_materials;
3664
3665 reload_resources;
3666 reload_config;
3667 db_init;
3668
3669 cf::init_uuid;
3670 cf::init_signals;
3671 cf::init_skills;
3672
3673 cf::init_beforeplay;
3674
3675 atomic;
3676
3677 load_extensions;
3678
3679 utime time, time, $RUNTIMEFILE;
3680
3681 # no (long-running) fork's whatsoever before this point(!)
3682 use POSIX ();
3683 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3684
3685 (pop @POST_INIT)->(0) while @POST_INIT;
3686 };
3687
3688 cf::object::thawer::errors_are_fatal 0;
3689 info "parse errors in files are no longer fatal from this point on.\n";
3690
3691 my $free_main; $free_main = EV::idle sub {
3692 undef $free_main;
3693 undef &main; # free gobs of memory :)
3694 };
3695
3696 goto &main_loop;
3397} 3697}
3398 3698
3399############################################################################# 3699#############################################################################
3400# initialisation and cleanup 3700# initialisation and cleanup
3401 3701
3402# install some emergency cleanup handlers 3702# install some emergency cleanup handlers
3403BEGIN { 3703BEGIN {
3404 our %SIGWATCHER = (); 3704 our %SIGWATCHER = ();
3405 for my $signal (qw(INT HUP TERM)) { 3705 for my $signal (qw(INT HUP TERM)) {
3406 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3706 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3407 cf::cleanup "SIG$signal"; 3707 cf::cleanup "SIG$signal";
3408 }; 3708 };
3409 } 3709 }
3410} 3710}
3411 3711
3412sub write_runtime_sync { 3712sub write_runtime_sync {
3413 my $runtime = "$LOCALDIR/runtime"; 3713 my $t0 = AE::time;
3414 3714
3415 # first touch the runtime file to show we are still running: 3715 # first touch the runtime file to show we are still running:
3416 # the fsync below can take a very very long time. 3716 # the fsync below can take a very very long time.
3417 3717
3418 IO::AIO::aio_utime $runtime, undef, undef; 3718 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419 3719
3420 my $guard = cf::lock_acquire "write_runtime"; 3720 my $guard = cf::lock_acquire "write_runtime";
3421 3721
3422 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3722 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3423 or return; 3723 or return;
3424 3724
3425 my $value = $cf::RUNTIME + 90 + 10; 3725 my $value = $cf::RUNTIME + 90 + 10;
3426 # 10 is the runtime save interval, for a monotonic clock 3726 # 10 is the runtime save interval, for a monotonic clock
3427 # 60 allows for the watchdog to kill the server. 3727 # 60 allows for the watchdog to kill the server.
3437 aio_utime $fh, undef, undef; 3737 aio_utime $fh, undef, undef;
3438 3738
3439 close $fh 3739 close $fh
3440 or return; 3740 or return;
3441 3741
3442 aio_rename "$runtime~", $runtime 3742 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443 and return; 3743 and return;
3444 3744
3445 warn "runtime file written.\n"; 3745 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3446 3746
3447 1 3747 1
3448} 3748}
3449 3749
3450our $uuid_lock; 3750our $uuid_lock;
3459 my $uuid = "$LOCALDIR/uuid"; 3759 my $uuid = "$LOCALDIR/uuid";
3460 3760
3461 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3761 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462 or return; 3762 or return;
3463 3763
3464 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3764 my $value = uuid_seq uuid_cur;
3765
3766 unless ($value) {
3767 info "cowardly refusing to write zero uuid value!\n";
3768 return;
3769 }
3770
3771 my $value = uuid_str $value + $uuid_skip;
3465 $uuid_skip = 0; 3772 $uuid_skip = 0;
3466 3773
3467 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3774 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3468 and return; 3775 and return;
3469 3776
3475 or return; 3782 or return;
3476 3783
3477 aio_rename "$uuid~", $uuid 3784 aio_rename "$uuid~", $uuid
3478 and return; 3785 and return;
3479 3786
3480 warn "uuid file written ($value).\n"; 3787 trace "uuid file written ($value).\n";
3481 3788
3482 1 3789 1
3483 3790
3484} 3791}
3485 3792
3491} 3798}
3492 3799
3493sub emergency_save() { 3800sub emergency_save() {
3494 my $freeze_guard = cf::freeze_mainloop; 3801 my $freeze_guard = cf::freeze_mainloop;
3495 3802
3496 warn "enter emergency perl save\n"; 3803 info "emergency_perl_save: enter\n";
3804
3805 # this is a trade-off: we want to be very quick here, so
3806 # save all maps without fsync, and later call a global sync
3807 # (which in turn might be very very slow)
3808 local $USE_FSYNC = 0;
3497 3809
3498 cf::sync_job { 3810 cf::sync_job {
3811 cf::write_runtime_sync; # external watchdog should not bark
3812
3499 # use a peculiar iteration method to avoid tripping on perl 3813 # use a peculiar iteration method to avoid tripping on perl
3500 # refcount bugs in for. also avoids problems with players 3814 # refcount bugs in for. also avoids problems with players
3501 # and maps saved/destroyed asynchronously. 3815 # and maps saved/destroyed asynchronously.
3502 warn "begin emergency player save\n"; 3816 info "emergency_perl_save: begin player save\n";
3503 for my $login (keys %cf::PLAYER) { 3817 for my $login (keys %cf::PLAYER) {
3504 my $pl = $cf::PLAYER{$login} or next; 3818 my $pl = $cf::PLAYER{$login} or next;
3505 $pl->valid or next; 3819 $pl->valid or next;
3506 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3820 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507 $pl->save; 3821 $pl->save;
3508 } 3822 }
3509 warn "end emergency player save\n"; 3823 info "emergency_perl_save: end player save\n";
3510 3824
3511 warn "begin emergency map save\n"; 3825 cf::write_runtime_sync; # external watchdog should not bark
3826
3827 info "emergency_perl_save: begin map save\n";
3512 for my $path (keys %cf::MAP) { 3828 for my $path (keys %cf::MAP) {
3513 my $map = $cf::MAP{$path} or next; 3829 my $map = $cf::MAP{$path} or next;
3514 $map->valid or next; 3830 $map->valid or next;
3515 $map->save; 3831 $map->save;
3516 } 3832 }
3517 warn "end emergency map save\n"; 3833 info "emergency_perl_save: end map save\n";
3518 3834
3519 warn "begin emergency database checkpoint\n"; 3835 cf::write_runtime_sync; # external watchdog should not bark
3836
3837 info "emergency_perl_save: begin database checkpoint\n";
3520 BDB::db_env_txn_checkpoint $DB_ENV; 3838 BDB::db_env_txn_checkpoint $DB_ENV;
3521 warn "end emergency database checkpoint\n"; 3839 info "emergency_perl_save: end database checkpoint\n";
3522 3840
3523 warn "begin write uuid\n"; 3841 info "emergency_perl_save: begin write uuid\n";
3524 write_uuid_sync 1; 3842 write_uuid_sync 1;
3525 warn "end write uuid\n"; 3843 info "emergency_perl_save: end write uuid\n";
3844
3845 cf::write_runtime_sync; # external watchdog should not bark
3846
3847 trace "emergency_perl_save: syncing database to disk";
3848 BDB::db_env_txn_checkpoint $DB_ENV;
3849
3850 info "emergency_perl_save: starting sync\n";
3851 IO::AIO::aio_sync sub {
3852 info "emergency_perl_save: finished sync\n";
3853 };
3854
3855 cf::write_runtime_sync; # external watchdog should not bark
3856
3857 trace "emergency_perl_save: flushing outstanding aio requests";
3858 while (IO::AIO::nreqs || BDB::nreqs) {
3859 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3860 }
3861
3862 cf::write_runtime_sync; # external watchdog should not bark
3526 }; 3863 };
3527 3864
3528 warn "leave emergency perl save\n"; 3865 info "emergency_perl_save: leave\n";
3529} 3866}
3530 3867
3531sub post_cleanup { 3868sub post_cleanup {
3532 my ($make_core) = @_; 3869 my ($make_core) = @_;
3533 3870
3871 IO::AIO::flush;
3872
3534 warn Carp::longmess "post_cleanup backtrace" 3873 error Carp::longmess "post_cleanup backtrace"
3535 if $make_core; 3874 if $make_core;
3875
3876 my $fh = pidfile;
3877 unlink $PIDFILE if <$fh> == $$;
3878}
3879
3880# a safer delete_package, copied from Symbol
3881sub clear_package($) {
3882 my $pkg = shift;
3883
3884 # expand to full symbol table name if needed
3885 unless ($pkg =~ /^main::.*::$/) {
3886 $pkg = "main$pkg" if $pkg =~ /^::/;
3887 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3888 $pkg .= '::' unless $pkg =~ /::$/;
3889 }
3890
3891 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3892 my $stem_symtab = *{$stem}{HASH};
3893
3894 defined $stem_symtab and exists $stem_symtab->{$leaf}
3895 or return;
3896
3897 # clear all symbols
3898 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3899 for my $name (keys %$leaf_symtab) {
3900 _gv_clear *{"$pkg$name"};
3901# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3902 }
3536} 3903}
3537 3904
3538sub do_reload_perl() { 3905sub do_reload_perl() {
3539 # can/must only be called in main 3906 # can/must only be called in main
3540 if ($Coro::current != $Coro::main) { 3907 if (in_main) {
3541 warn "can only reload from main coroutine"; 3908 error "can only reload from main coroutine";
3542 return; 3909 return;
3543 } 3910 }
3544 3911
3912 return if $RELOAD++;
3913
3914 my $t1 = AE::time;
3915
3916 while ($RELOAD) {
3545 warn "reloading..."; 3917 info "reloading...";
3546 3918
3547 warn "entering sync_job"; 3919 trace "entering sync_job";
3548 3920
3549 cf::sync_job { 3921 cf::sync_job {
3550 cf::write_runtime_sync; # external watchdog should not bark
3551 cf::emergency_save; 3922 cf::emergency_save;
3552 cf::write_runtime_sync; # external watchdog should not bark
3553 3923
3554 warn "syncing database to disk";
3555 BDB::db_env_txn_checkpoint $DB_ENV;
3556
3557 # if anything goes wrong in here, we should simply crash as we already saved
3558
3559 warn "flushing outstanding aio requests";
3560 for (;;) {
3561 BDB::flush;
3562 IO::AIO::flush;
3563 Coro::cede_notself;
3564 last unless IO::AIO::nreqs || BDB::nreqs;
3565 warn "iterate...";
3566 }
3567
3568 ++$RELOAD;
3569
3570 warn "cancelling all extension coros"; 3924 trace "cancelling all extension coros";
3571 $_->cancel for values %EXT_CORO; 3925 $_->cancel for values %EXT_CORO;
3572 %EXT_CORO = (); 3926 %EXT_CORO = ();
3573 3927
3574 warn "removing commands"; 3928 trace "removing commands";
3575 %COMMAND = (); 3929 %COMMAND = ();
3576 3930
3577 warn "removing ext/exti commands"; 3931 trace "removing ext/exti commands";
3578 %EXTCMD = (); 3932 %EXTCMD = ();
3579 %EXTICMD = (); 3933 %EXTICMD = ();
3580 3934
3581 warn "unloading/nuking all extensions"; 3935 trace "unloading/nuking all extensions";
3582 for my $pkg (@EXTS) { 3936 for my $pkg (@EXTS) {
3583 warn "... unloading $pkg"; 3937 trace "... unloading $pkg";
3584 3938
3585 if (my $cb = $pkg->can ("unload")) { 3939 if (my $cb = $pkg->can ("unload")) {
3586 eval { 3940 eval {
3587 $cb->($pkg); 3941 $cb->($pkg);
3588 1 3942 1
3589 } or warn "$pkg unloaded, but with errors: $@"; 3943 } or error "$pkg unloaded, but with errors: $@";
3944 }
3945
3946 trace "... clearing $pkg";
3947 clear_package $pkg;
3590 } 3948 }
3591 3949
3592 warn "... nuking $pkg";
3593 Symbol::delete_package $pkg;
3594 }
3595
3596 warn "unloading all perl modules loaded from $LIBDIR"; 3950 trace "unloading all perl modules loaded from $LIBDIR";
3597 while (my ($k, $v) = each %INC) { 3951 while (my ($k, $v) = each %INC) {
3598 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3952 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599 3953
3600 warn "... unloading $k"; 3954 trace "... unloading $k";
3601 delete $INC{$k}; 3955 delete $INC{$k};
3602 3956
3603 $k =~ s/\.pm$//; 3957 $k =~ s/\.pm$//;
3604 $k =~ s/\//::/g; 3958 $k =~ s/\//::/g;
3605 3959
3606 if (my $cb = $k->can ("unload_module")) { 3960 if (my $cb = $k->can ("unload_module")) {
3607 $cb->(); 3961 $cb->();
3962 }
3963
3964 clear_package $k;
3608 } 3965 }
3609 3966
3610 Symbol::delete_package $k;
3611 }
3612
3613 warn "getting rid of safe::, as good as possible"; 3967 trace "getting rid of safe::, as good as possible";
3614 Symbol::delete_package "safe::$_" 3968 clear_package "safe::$_"
3615 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3969 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616 3970
3617 warn "unloading cf.pm \"a bit\""; 3971 trace "unloading cf.pm \"a bit\"";
3618 delete $INC{"cf.pm"}; 3972 delete $INC{"cf.pm"};
3619 delete $INC{"cf/pod.pm"}; 3973 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620 3974
3621 # don't, removes xs symbols, too, 3975 # don't, removes xs symbols, too,
3622 # and global variables created in xs 3976 # and global variables created in xs
3623 #Symbol::delete_package __PACKAGE__; 3977 #clear_package __PACKAGE__;
3624 3978
3625 warn "unload completed, starting to reload now"; 3979 info "unload completed, starting to reload now";
3626 3980
3627 warn "reloading cf.pm"; 3981 trace "reloading cf.pm";
3628 require cf; 3982 require cf;
3629 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3983 cf::_connect_to_perl_1;
3630 3984
3631 warn "loading config and database again"; 3985 trace "loading config and database again";
3632 cf::reload_config; 3986 cf::reload_config;
3633 3987
3634 warn "loading extensions"; 3988 trace "loading extensions";
3635 cf::load_extensions; 3989 cf::load_extensions;
3636 3990
3991 if ($REATTACH_ON_RELOAD) {
3637 warn "reattaching attachments to objects/players"; 3992 trace "reattaching attachments to objects/players";
3638 _global_reattach; # objects, sockets 3993 _global_reattach; # objects, sockets
3639 warn "reattaching attachments to maps"; 3994 trace "reattaching attachments to maps";
3640 reattach $_ for values %MAP; 3995 reattach $_ for values %MAP;
3641 warn "reattaching attachments to players"; 3996 trace "reattaching attachments to players";
3642 reattach $_ for values %PLAYER; 3997 reattach $_ for values %PLAYER;
3998 }
3643 3999
4000 trace "running post_init jobs";
4001 (pop @POST_INIT)->(1) while @POST_INIT;
4002
3644 warn "leaving sync_job"; 4003 trace "leaving sync_job";
3645 4004
3646 1 4005 1
3647 } or do { 4006 } or do {
3648 warn $@; 4007 error $@;
3649 cf::cleanup "error while reloading, exiting."; 4008 cf::cleanup "error while reloading, exiting.";
4009 };
4010
4011 info "reloaded";
4012 --$RELOAD;
3650 }; 4013 }
3651 4014
3652 warn "reloaded"; 4015 $t1 = AE::time - $t1;
4016 info "reload completed in ${t1}s\n";
3653}; 4017};
3654 4018
3655our $RELOAD_WATCHER; # used only during reload 4019our $RELOAD_WATCHER; # used only during reload
3656 4020
3657sub reload_perl() { 4021sub reload_perl() {
3658 # doing reload synchronously and two reloads happen back-to-back, 4022 # doing reload synchronously and two reloads happen back-to-back,
3659 # coro crashes during coro_state_free->destroy here. 4023 # coro crashes during coro_state_free->destroy here.
3660 4024
4025 $RELOAD_WATCHER ||= cf::async {
4026 Coro::AIO::aio_wait cache_extensions;
4027
3661 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 4028 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3662 do_reload_perl; 4029 do_reload_perl;
3663 undef $RELOAD_WATCHER; 4030 undef $RELOAD_WATCHER;
4031 };
3664 }; 4032 };
3665} 4033}
3666 4034
3667register_command "reload" => sub { 4035register_command "reload" => sub {
3668 my ($who, $arg) = @_; 4036 my ($who, $arg) = @_;
3674 reload_perl; 4042 reload_perl;
3675 }; 4043 };
3676 } 4044 }
3677}; 4045};
3678 4046
3679unshift @INC, $LIBDIR; 4047#############################################################################
3680 4048
3681my $bug_warning = 0; 4049my $bug_warning = 0;
3682 4050
3683our @WAIT_FOR_TICK; 4051our @WAIT_FOR_TICK;
3684our @WAIT_FOR_TICK_BEGIN; 4052our @WAIT_FOR_TICK_BEGIN;
3685 4053
3686sub wait_for_tick { 4054sub wait_for_tick {
3687 return if tick_inhibit;
3688 return if $Coro::current == $Coro::main; 4055 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3689 4056
3690 my $signal = new Coro::Signal; 4057 my $signal = new Coro::Signal;
3691 push @WAIT_FOR_TICK, $signal; 4058 push @WAIT_FOR_TICK, $signal;
3692 $signal->wait; 4059 $signal->wait;
3693} 4060}
3694 4061
3695sub wait_for_tick_begin { 4062sub wait_for_tick_begin {
3696 return if tick_inhibit;
3697 return if $Coro::current == $Coro::main; 4063 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3698 4064
3699 my $signal = new Coro::Signal; 4065 my $signal = new Coro::Signal;
3700 push @WAIT_FOR_TICK_BEGIN, $signal; 4066 push @WAIT_FOR_TICK_BEGIN, $signal;
3701 $signal->wait; 4067 $signal->wait;
3702} 4068}
3708 return; 4074 return;
3709 } 4075 }
3710 4076
3711 cf::server_tick; # one server iteration 4077 cf::server_tick; # one server iteration
3712 4078
4079 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4080
3713 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4081 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3714 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4082 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3715 Coro::async_pool { 4083 Coro::async_pool {
3716 $Coro::current->{desc} = "runtime saver"; 4084 $Coro::current->{desc} = "runtime saver";
3717 write_runtime_sync 4085 write_runtime_sync
3718 or warn "ERROR: unable to write runtime file: $!"; 4086 or error "ERROR: unable to write runtime file: $!";
3719 }; 4087 };
3720 } 4088 }
3721 4089
3722 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4090 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3723 $sig->send; 4091 $sig->send;
3731 4099
3732 if (0) { 4100 if (0) {
3733 if ($NEXT_TICK) { 4101 if ($NEXT_TICK) {
3734 my $jitter = $TICK_START - $NEXT_TICK; 4102 my $jitter = $TICK_START - $NEXT_TICK;
3735 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4103 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3736 warn "jitter $JITTER\n";#d# 4104 debug "jitter $JITTER\n";#d#
3737 } 4105 }
3738 } 4106 }
3739} 4107}
3740 4108
3741{ 4109{
3742 # configure BDB 4110 # configure BDB
3743 4111
3744 BDB::min_parallel 8; 4112 BDB::min_parallel 16;
3745 BDB::max_poll_reqs $TICK * 0.1; 4113 BDB::max_poll_reqs $TICK * 0.1;
3746 $Coro::BDB::WATCHER->priority (1); 4114 $AnyEvent::BDB::WATCHER->priority (1);
3747 4115
3748 unless ($DB_ENV) { 4116 unless ($DB_ENV) {
3749 $DB_ENV = BDB::db_env_create; 4117 $DB_ENV = BDB::db_env_create;
3750 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 4118 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751 | BDB::LOG_AUTOREMOVE, 1); 4119 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4120 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 4121 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 4122 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754 4123
3755 cf::sync_job { 4124 cf::sync_job {
3756 eval { 4125 eval {
3782{ 4151{
3783 # configure IO::AIO 4152 # configure IO::AIO
3784 4153
3785 IO::AIO::min_parallel 8; 4154 IO::AIO::min_parallel 8;
3786 IO::AIO::max_poll_time $TICK * 0.1; 4155 IO::AIO::max_poll_time $TICK * 0.1;
3787 $Coro::AIO::WATCHER->priority (1); 4156 undef $AnyEvent::AIO::WATCHER;
3788} 4157}
3789 4158
3790my $_log_backtrace; 4159my $_log_backtrace;
3791 4160
3792sub _log_backtrace { 4161sub _log_backtrace {
3795 $msg =~ s/\n//; 4164 $msg =~ s/\n//;
3796 4165
3797 # limit the # of concurrent backtraces 4166 # limit the # of concurrent backtraces
3798 if ($_log_backtrace < 2) { 4167 if ($_log_backtrace < 2) {
3799 ++$_log_backtrace; 4168 ++$_log_backtrace;
4169 my $perl_bt = Carp::longmess $msg;
3800 async { 4170 async {
3801 $Coro::current->{desc} = "abt $msg"; 4171 $Coro::current->{desc} = "abt $msg";
3802 4172
3803 my @bt = fork_call { 4173 my @bt = fork_call {
3804 @addr = map { sprintf "%x", $_ } @addr; 4174 @addr = map { sprintf "%x", $_ } @addr;
3815 } 4185 }
3816 4186
3817 @funcs 4187 @funcs
3818 }; 4188 };
3819 4189
3820 LOG llevInfo, "[ABT] $msg\n"; 4190 LOG llevInfo, "[ABT] $perl_bt\n";
4191 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821 LOG llevInfo, "[ABT] $_\n" for @bt; 4192 LOG llevInfo, "[ABT] $_\n" for @bt;
3822 --$_log_backtrace; 4193 --$_log_backtrace;
3823 }; 4194 };
3824 } else { 4195 } else {
3825 LOG llevInfo, "[ABT] $msg\n"; 4196 LOG llevInfo, "[ABT] $msg\n";
3826 LOG llevInfo, "[ABT] [suppressed]\n"; 4197 LOG llevInfo, "[ABT] [suppressed]\n";
3827 } 4198 }
3828} 4199}
3829 4200
3830# load additional modules 4201# load additional modules
3831use cf::pod; 4202require "cf/$_.pm" for @EXTRA_MODULES;
4203cf::_connect_to_perl_2;
3832 4204
3833END { cf::emergency_save } 4205END { cf::emergency_save }
3834 4206
38351 42071
3836 4208

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