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Revision 1.412 by root, Wed Apr 2 11:13:55 2008 UTC vs.
Revision 1.545 by root, Thu May 6 22:35:41 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 1.86; 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 4.32 (); 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 incloader);
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 {
549 }, @args; 602 }, @args;
550 603
551 wantarray ? @res : $res[-1] 604 wantarray ? @res : $res[-1]
552} 605}
553 606
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 )
616}
617
618=item $coin = coin_from_name $name
619
620=cut
621
622our %coin_alias = (
623 "silver" => "silvercoin",
624 "silvercoin" => "silvercoin",
625 "silvercoins" => "silvercoin",
626 "gold" => "goldcoin",
627 "goldcoin" => "goldcoin",
628 "goldcoins" => "goldcoin",
629 "platinum" => "platinacoin",
630 "platinumcoin" => "platinacoin",
631 "platinumcoins" => "platinacoin",
632 "platina" => "platinacoin",
633 "platinacoin" => "platinacoin",
634 "platinacoins" => "platinacoin",
635 "royalty" => "royalty",
636 "royalties" => "royalty",
637);
638
639sub coin_from_name($) {
640 $coin_alias{$_[0]}
641 ? cf::arch::find $coin_alias{$_[0]}
642 : undef
643}
644
554=item $value = cf::db_get $family => $key 645=item $value = cf::db_get $family => $key
555 646
556Returns a single value from the environment database. 647Returns a single value from the environment database.
557 648
558=item cf::db_put $family => $key => $value 649=item cf::db_put $family => $key => $value
566within each server. 657within each server.
567 658
568=cut 659=cut
569 660
570sub db_table($) { 661sub db_table($) {
662 cf::error "db_get called from main context"
663 if $Coro::current == $Coro::main;
664
571 my ($name) = @_; 665 my ($name) = @_;
572 my $db = BDB::db_create $DB_ENV; 666 my $db = BDB::db_create $DB_ENV;
573 667
574 eval { 668 eval {
575 $db->set_flags (BDB::CHKSUM); 669 $db->set_flags (BDB::CHKSUM);
585} 679}
586 680
587our $DB; 681our $DB;
588 682
589sub db_init { 683sub db_init {
590 cf::sync_job {
591 $DB ||= db_table "db"; 684 $DB ||= db_table "db";
592 };
593} 685}
594 686
595sub db_get($$) { 687sub db_get($$) {
596 my $key = "$_[0]/$_[1]"; 688 my $key = "$_[0]/$_[1]";
597 689
598 cf::sync_job { 690 cf::error "db_get called from main context"
691 if $Coro::current == $Coro::main;
692
599 BDB::db_get $DB, undef, $key, my $data; 693 BDB::db_get $DB, undef, $key, my $data;
600 694
601 $! ? () 695 $! ? ()
602 : $data 696 : $data
603 }
604} 697}
605 698
606sub db_put($$$) { 699sub db_put($$$) {
607 BDB::dbreq_pri 4; 700 BDB::dbreq_pri 4;
608 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 701 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
664 757
665 my $t1 = Time::HiRes::time; 758 my $t1 = Time::HiRes::time;
666 my $data = $process->(\@data); 759 my $data = $process->(\@data);
667 my $t2 = Time::HiRes::time; 760 my $t2 = Time::HiRes::time;
668 761
669 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 762 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670 763
671 db_put cache => "$id/data", $data; 764 db_put cache => "$id/data", $data;
672 db_put cache => "$id/md5" , $md5; 765 db_put cache => "$id/md5" , $md5;
673 db_put cache => "$id/meta", $meta; 766 db_put cache => "$id/meta", $meta;
674 767
684 777
685=cut 778=cut
686 779
687sub datalog($@) { 780sub datalog($@) {
688 my ($type, %kv) = @_; 781 my ($type, %kv) = @_;
689 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 782 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690} 783}
691 784
692=back 785=back
693 786
694=cut 787=cut
695 788
696############################################################################# 789#############################################################################
697 790
698=head2 ATTACHABLE OBJECTS 791=head2 ATTACHABLE OBJECTS
699 792
700Many 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
701attach callbacks/event handlers (a collection of which is called an "attachment") 794attach callbacks/event handlers (a collection of which is called an "attachment")
702to it. All such attachable objects support the following methods. 795to it. All such attachable objects support the following methods.
703 796
704In 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>
705C<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
755=item cf::CLASS::attachment $name, ... 848=item cf::CLASS::attachment $name, ...
756 849
757Register an attachment by C<$name> through which attachable objects of the 850Register an attachment by C<$name> through which attachable objects of the
758given CLASS can refer to this attachment. 851given CLASS can refer to this attachment.
759 852
760Some classes such as crossfire maps and objects can specify attachments 853Some classes such as deliantra maps and objects can specify attachments
761that 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.
762 855
763These calls expect any number of the following handler/hook descriptions: 856These calls expect any number of the following handler/hook descriptions:
764 857
765=over 4 858=over 4
889 982
890 } elsif (exists $cb_id{$type}) { 983 } elsif (exists $cb_id{$type}) {
891 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 984 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892 985
893 } elsif (ref $type) { 986 } elsif (ref $type) {
894 warn "attaching objects not supported, ignoring.\n"; 987 error "attaching objects not supported, ignoring.\n";
895 988
896 } else { 989 } else {
897 shift @arg; 990 shift @arg;
898 warn "attach argument '$type' not supported, ignoring.\n"; 991 error "attach argument '$type' not supported, ignoring.\n";
899 } 992 }
900 } 993 }
901} 994}
902 995
903sub _object_attach { 996sub _object_attach {
913 _attach $registry, $klass, @attach; 1006 _attach $registry, $klass, @attach;
914 } 1007 }
915 1008
916 $obj->{$name} = \%arg; 1009 $obj->{$name} = \%arg;
917 } else { 1010 } else {
918 warn "object uses attachment '$name' which is not available, postponing.\n"; 1011 info "object uses attachment '$name' which is not available, postponing.\n";
919 } 1012 }
920 1013
921 $obj->{_attachment}{$name} = undef; 1014 $obj->{_attachment}{$name} = undef;
922} 1015}
923 1016
982 1075
983 for (@$callbacks) { 1076 for (@$callbacks) {
984 eval { &{$_->[1]} }; 1077 eval { &{$_->[1]} };
985 1078
986 if ($@) { 1079 if ($@) {
987 warn "$@";
988 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1080 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989 override; 1081 override;
990 } 1082 }
991 1083
992 return 1 if $override; 1084 return 1 if $override;
993 } 1085 }
1056 1148
1057sub reattach { 1149sub reattach {
1058 # basically do the same as instantiate, without calling instantiate 1150 # basically do the same as instantiate, without calling instantiate
1059 my ($obj) = @_; 1151 my ($obj) = @_;
1060 1152
1153 # no longer needed after getting rid of delete_package?
1061 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
1062 1155
1063 my $registry = $obj->registry; 1156 my $registry = $obj->registry;
1064 1157
1065 @$registry = (); 1158 @$registry = ();
1066 1159
1071 for (@$attach) { 1164 for (@$attach) {
1072 my ($klass, @attach) = @$_; 1165 my ($klass, @attach) = @$_;
1073 _attach $registry, $klass, @attach; 1166 _attach $registry, $klass, @attach;
1074 } 1167 }
1075 } else { 1168 } else {
1076 warn "object uses attachment '$name' that is not available, postponing.\n"; 1169 info "object uses attachment '$name' that is not available, postponing.\n";
1077 } 1170 }
1078 } 1171 }
1079} 1172}
1080 1173
1081cf::attachable->attach ( 1174cf::attachable->attach (
1108 my ($filename, $rdata, $objs) = @_; 1201 my ($filename, $rdata, $objs) = @_;
1109 1202
1110 sync_job { 1203 sync_job {
1111 if (length $$rdata) { 1204 if (length $$rdata) {
1112 utf8::decode (my $decname = $filename); 1205 utf8::decode (my $decname = $filename);
1113 warn sprintf "saving %s (%d,%d)\n", 1206 trace sprintf "saving %s (%d,%d)\n",
1114 $decname, length $$rdata, scalar @$objs; 1207 $decname, length $$rdata, scalar @$objs
1208 if $VERBOSE_IO;
1115 1209
1116 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1210 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117 chmod SAVE_MODE, $fh; 1211 aio_chmod $fh, SAVE_MODE;
1118 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1212 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119 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 }
1120 close $fh; 1217 aio_close $fh;
1121 1218
1122 if (@$objs) { 1219 if (@$objs) {
1123 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) {
1124 chmod SAVE_MODE, $fh; 1221 aio_chmod $fh, SAVE_MODE;
1125 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1222 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126 aio_write $fh, 0, (length $data), $data, 0; 1223 aio_write $fh, 0, (length $data), $data, 0;
1127 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 }
1128 close $fh; 1228 aio_close $fh;
1129 aio_rename "$filename.pst~", "$filename.pst"; 1229 aio_rename "$filename.pst~", "$filename.pst";
1130 } 1230 }
1131 } else { 1231 } else {
1132 aio_unlink "$filename.pst"; 1232 aio_unlink "$filename.pst";
1133 } 1233 }
1134 1234
1135 aio_rename "$filename~", $filename; 1235 aio_rename "$filename~", $filename;
1236
1237 $filename =~ s%/[^/]+$%%;
1238 aio_pathsync $filename if $cf::USE_FSYNC;
1136 } else { 1239 } else {
1137 warn "FATAL: $filename~: $!\n"; 1240 error "unable to save objects: $filename~: $!\n";
1138 } 1241 }
1139 } else { 1242 } else {
1140 aio_unlink $filename; 1243 aio_unlink $filename;
1141 aio_unlink "$filename.pst"; 1244 aio_unlink "$filename.pst";
1142 } 1245 }
1166 my $st = eval { Coro::Storable::thaw $av }; 1269 my $st = eval { Coro::Storable::thaw $av };
1167 $av = $st->{objs}; 1270 $av = $st->{objs};
1168 } 1271 }
1169 1272
1170 utf8::decode (my $decname = $filename); 1273 utf8::decode (my $decname = $filename);
1171 warn sprintf "loading %s (%d,%d)\n", 1274 trace sprintf "loading %s (%d,%d)\n",
1172 $decname, length $data, scalar @{$av || []}; 1275 $decname, length $data, scalar @{$av || []}
1276 if $VERBOSE_IO;
1173 1277
1174 ($data, $av) 1278 ($data, $av)
1175} 1279}
1176 1280
1177=head2 COMMAND CALLBACKS 1281=head2 COMMAND CALLBACKS
1233 my ($name, $cb) = @_; 1337 my ($name, $cb) = @_;
1234 1338
1235 $EXTICMD{$name} = $cb; 1339 $EXTICMD{$name} = $cb;
1236} 1340}
1237 1341
1342use File::Glob ();
1343
1238cf::player->attach ( 1344cf::player->attach (
1239 on_command => sub { 1345 on_unknown_command => sub {
1240 my ($pl, $name, $params) = @_; 1346 my ($pl, $name, $params) = @_;
1241 1347
1242 my $cb = $COMMAND{$name} 1348 my $cb = $COMMAND{$name}
1243 or return; 1349 or return;
1244 1350
1267 1373
1268 $pl->ext_reply ($reply, @reply) 1374 $pl->ext_reply ($reply, @reply)
1269 if $reply; 1375 if $reply;
1270 1376
1271 } else { 1377 } else {
1272 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1378 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273 } 1379 }
1274 1380
1275 cf::override; 1381 cf::override;
1276 }, 1382 },
1277); 1383);
1278 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
1279sub load_extensions { 1398sub load_extensions {
1399 info "loading extensions...";
1400
1280 cf::sync_job { 1401 cf::sync_job {
1281 my %todo; 1402 my %todo;
1282 1403
1283 for my $path (<$LIBDIR/*.ext>) { 1404 for my $path (<$LIBDIR/*.ext>) {
1284 next unless -r $path; 1405 next unless -r $path;
1302 1423
1303 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1424 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1425 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305 1426
1306 $ext{source} = 1427 $ext{source} =
1307 "package $pkg; use strict; use utf8;\n" 1428 "package $pkg; use common::sense;\n"
1308 . "#line 1 \"$path\"\n{\n" 1429 . "#line 1 \"$path\"\n{\n"
1309 . $source 1430 . $source
1310 . "\n};\n1"; 1431 . "\n};\n1";
1311 1432
1312 $todo{$base} = \%ext; 1433 $todo{$base} = \%ext;
1313 } 1434 }
1314 1435
1436 my $pass = 0;
1315 my %done; 1437 my %done;
1316 while (%todo) { 1438 while (%todo) {
1317 my $progress; 1439 my $progress;
1318 1440
1441 ++$pass;
1442
1443 ext:
1319 while (my ($k, $v) = each %todo) { 1444 while (my ($k, $v) = each %todo) {
1320 for (split /,\s*/, $v->{meta}{depends}) { 1445 for (split /,\s*/, $v->{meta}{depends}) {
1321 goto skip 1446 next ext
1322 unless exists $done{$_}; 1447 unless exists $done{$_};
1323 } 1448 }
1324 1449
1325 warn "... loading '$k' into '$v->{pkg}'\n"; 1450 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326 1451
1327 unless (eval $v->{source}) { 1452 my $active = eval $v->{source};
1453
1454 if (length $@) {
1328 my $msg = $@ ? "$v->{path}: $@\n" 1455 error "$v->{path}: $@\n";
1329 : "$v->{base}: extension inactive.\n";
1330 1456
1331 if (exists $v->{meta}{mandatory}) {
1332 warn $msg;
1333 cf::cleanup "mandatory extension failed to load, exiting."; 1457 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334 } 1458 if exists $v->{meta}{mandatory};
1335 1459
1336 warn $msg; 1460 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1461 delete $todo{$k};
1462 } else {
1463 $done{$k} = delete $todo{$k};
1464 push @EXTS, $v->{pkg};
1465 $progress = 1;
1466
1467 info "$v->{base}: extension inactive.\n"
1468 unless $active;
1337 } 1469 }
1338
1339 $done{$k} = delete $todo{$k};
1340 push @EXTS, $v->{pkg};
1341 $progress = 1;
1342 } 1470 }
1343 1471
1344 skip: 1472 unless ($progress) {
1345 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1473 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346 unless $progress; 1474
1475 while (my ($k, $v) = each %todo) {
1476 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1477 if exists $v->{meta}{mandatory};
1478 }
1479 }
1347 } 1480 }
1348 }; 1481 };
1349} 1482}
1350 1483
1351############################################################################# 1484#############################################################################
1352 1485
1353=back 1486=back
1354 1487
1355=head2 CORE EXTENSIONS 1488=head2 CORE EXTENSIONS
1356 1489
1357Functions and methods that extend core crossfire objects. 1490Functions and methods that extend core deliantra objects.
1358 1491
1359=cut 1492=cut
1360 1493
1361package cf::player; 1494package cf::player;
1362 1495
1405 1538
1406sub exists($) { 1539sub exists($) {
1407 my ($login) = @_; 1540 my ($login) = @_;
1408 1541
1409 $cf::PLAYER{$login} 1542 $cf::PLAYER{$login}
1410 or cf::sync_job { !aio_stat path $login } 1543 or !aio_stat path $login
1411} 1544}
1412 1545
1413sub find($) { 1546sub find($) {
1414 return $cf::PLAYER{$_[0]} || do { 1547 return $cf::PLAYER{$_[0]} || do {
1415 my $login = $_[0]; 1548 my $login = $_[0];
1427 my $f = new_from_file cf::object::thawer path $login 1560 my $f = new_from_file cf::object::thawer path $login
1428 or return; 1561 or return;
1429 1562
1430 my $pl = cf::player::load_pl $f 1563 my $pl = cf::player::load_pl $f
1431 or return; 1564 or return;
1565
1432 local $cf::PLAYER_LOADING{$login} = $pl; 1566 local $cf::PLAYER_LOADING{$login} = $pl;
1433 $f->resolve_delayed_derefs; 1567 $f->resolve_delayed_derefs;
1434 $cf::PLAYER{$login} = $pl 1568 $cf::PLAYER{$login} = $pl
1435 } 1569 }
1436 } 1570 }
1437} 1571}
1438 1572
1573cf::player->attach (
1574 on_load => sub {
1575 my ($pl, $path) = @_;
1576
1577 # restore slots saved in save, below
1578 my $slots = delete $pl->{_slots};
1579
1580 $pl->ob->current_weapon ($slots->[0]);
1581 $pl->combat_ob ($slots->[1]);
1582 $pl->ranged_ob ($slots->[2]);
1583 },
1584);
1585
1439sub save($) { 1586sub save($) {
1440 my ($pl) = @_; 1587 my ($pl) = @_;
1441 1588
1442 return if $pl->{deny_save}; 1589 return if $pl->{deny_save};
1443 1590
1446 1593
1447 return if $pl->{deny_save}; 1594 return if $pl->{deny_save};
1448 1595
1449 aio_mkdir playerdir $pl, 0770; 1596 aio_mkdir playerdir $pl, 0770;
1450 $pl->{last_save} = $cf::RUNTIME; 1597 $pl->{last_save} = $cf::RUNTIME;
1598
1599 cf::get_slot 0.01;
1600
1601 # save slots, to be restored later
1602 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451 1603
1452 $pl->save_pl ($path); 1604 $pl->save_pl ($path);
1453 cf::cede_to_tick; 1605 cf::cede_to_tick;
1454} 1606}
1455 1607
1487 my ($pl) = @_; 1639 my ($pl) = @_;
1488 1640
1489 my $name = $pl->ob->name; 1641 my $name = $pl->ob->name;
1490 1642
1491 $pl->{deny_save} = 1; 1643 $pl->{deny_save} = 1;
1492 $pl->password ("*"); # this should lock out the player until we nuked the dir 1644 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1493 1645
1494 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1646 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495 $pl->deactivate; 1647 $pl->deactivate;
1648 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1649 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1497 $pl->ns->destroy if $pl->ns; 1650 $pl->ns->destroy if $pl->ns;
1498 1651
1499 my $path = playerdir $pl; 1652 my $path = playerdir $pl;
1500 my $temp = "$path~$cf::RUNTIME~deleting~"; 1653 my $temp = "$path~$cf::RUNTIME~deleting~";
1539 1692
1540 for my $login (@$dirs) { 1693 for my $login (@$dirs) {
1541 my $path = path $login; 1694 my $path = path $login;
1542 1695
1543 # a .pst is a dead give-away for a valid player 1696 # a .pst is a dead give-away for a valid player
1544 unless (-e "$path.pst") { 1697 # if no pst file found, open and chekc for blocked users
1698 if (aio_stat "$path.pst") {
1545 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1699 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546 aio_read $fh, 0, 512, my $buf, 0 or next; 1700 aio_read $fh, 0, 512, my $buf, 0 or next;
1547 $buf !~ /^password -------------$/m or next; # official not-valid tag 1701 $buf !~ /^password -------------$/m or next; # official not-valid tag
1548 } 1702 }
1549 1703
1553 1707
1554 \@logins 1708 \@logins
1555} 1709}
1556 1710
1557=item $player->maps 1711=item $player->maps
1712
1713=item cf::player::maps $login
1558 1714
1559Returns an arrayref of map paths that are private for this 1715Returns an arrayref of map paths that are private for this
1560player. May block. 1716player. May block.
1561 1717
1562=cut 1718=cut
1580 } 1736 }
1581 1737
1582 \@paths 1738 \@paths
1583} 1739}
1584 1740
1585=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1741=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586 1742
1587Expand crossfire pod fragments into protocol xml. 1743Expand deliantra pod fragments into protocol xml.
1588
1589=cut
1590
1591use re 'eval';
1592
1593my $group;
1594my $interior; $interior = qr{
1595 # match a pod interior sequence sans C<< >>
1596 (?:
1597 \ (.*?)\ (?{ $group = $^N })
1598 | < (??{$interior}) >
1599 )
1600}x;
1601
1602sub expand_cfpod {
1603 my ($self, $pod) = @_;
1604
1605 my $xml;
1606
1607 while () {
1608 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609 $group = $1;
1610
1611 $group =~ s/&/&amp;/g;
1612 $group =~ s/</&lt;/g;
1613
1614 $xml .= $group;
1615 } elsif ($pod =~ m%\G
1616 ([BCGHITU])
1617 <
1618 (?:
1619 ([^<>]*) (?{ $group = $^N })
1620 | < $interior >
1621 )
1622 >
1623 %gcsx
1624 ) {
1625 my ($code, $data) = ($1, $group);
1626
1627 if ($code eq "B") {
1628 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629 } elsif ($code eq "I") {
1630 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631 } elsif ($code eq "U") {
1632 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633 } elsif ($code eq "C") {
1634 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635 } elsif ($code eq "T") {
1636 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637 } elsif ($code eq "G") {
1638 my ($male, $female) = split /\|/, $data;
1639 $data = $self->gender ? $female : $male;
1640 $xml .= expand_cfpod ($self, $data);
1641 } elsif ($code eq "H") {
1642 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644 "")
1645 [$self->{hintmode}];
1646 } else {
1647 $xml .= "error processing '$code($data)' directive";
1648 }
1649 } else {
1650 if ($pod =~ /\G(.+)/) {
1651 warn "parse error while expanding $pod (at $1)";
1652 }
1653 last;
1654 }
1655 }
1656
1657 for ($xml) {
1658 # create single paragraphs (very hackish)
1659 s/(?<=\S)\n(?=\w)/ /g;
1660
1661 # compress some whitespace
1662 s/\s+\n/\n/g; # ws line-ends
1663 s/\n\n+/\n/g; # double lines
1664 s/^\n+//; # beginning lines
1665 s/\n+$//; # ending lines
1666 }
1667
1668 $xml
1669}
1670
1671no re 'eval';
1672
1673sub hintmode {
1674 $_[0]{hintmode} = $_[1] if @_ > 1;
1675 $_[0]{hintmode}
1676}
1677 1744
1678=item $player->ext_reply ($msgid, @msg) 1745=item $player->ext_reply ($msgid, @msg)
1679 1746
1680Sends an ext reply to the player. 1747Sends an ext reply to the player.
1681 1748
1713 1780
1714=cut 1781=cut
1715 1782
1716sub find_by_path($) { 1783sub find_by_path($) {
1717 my ($path) = @_; 1784 my ($path) = @_;
1785
1786 $path =~ s/^~[^\/]*//; # skip ~login
1718 1787
1719 my ($match, $specificity); 1788 my ($match, $specificity);
1720 1789
1721 for my $region (list) { 1790 for my $region (list) {
1722 if ($region->{match} && $path =~ $region->{match}) { 1791 if ($region->{match} && $path =~ $region->{match}) {
1748our $MAX_RESET = 3600; 1817our $MAX_RESET = 3600;
1749our $DEFAULT_RESET = 3000; 1818our $DEFAULT_RESET = 3000;
1750 1819
1751sub generate_random_map { 1820sub generate_random_map {
1752 my ($self, $rmp) = @_; 1821 my ($self, $rmp) = @_;
1822
1823 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1824
1753 # mit "rum" bekleckern, nicht 1825 # mit "rum" bekleckern, nicht
1754 $self->_create_random_map ( 1826 $self->_create_random_map (
1755 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1827 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1828 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1757 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1829 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758 $rmp->{exit_on_final_map}, 1830 $rmp->{exit_on_final_map},
1759 $rmp->{xsize}, $rmp->{ysize}, 1831 $rmp->{xsize}, $rmp->{ysize},
1760 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1832 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1833 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1776 1848
1777sub register { 1849sub register {
1778 my (undef, $regex, $prio) = @_; 1850 my (undef, $regex, $prio) = @_;
1779 my $pkg = caller; 1851 my $pkg = caller;
1780 1852
1781 no strict;
1782 push @{"$pkg\::ISA"}, __PACKAGE__; 1853 push @{"$pkg\::ISA"}, __PACKAGE__;
1783 1854
1784 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1855 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785} 1856}
1786 1857
1787# also paths starting with '/' 1858# also paths starting with '/'
1788$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1859$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789 1860
1790sub thawer_merge { 1861sub thawer_merge {
1791 my ($self, $merge) = @_; 1862 my ($self, $merge) = @_;
1792 1863
1793 # we have to keep some variables in memory intact 1864 # we have to keep some variables in memory intact
1798} 1869}
1799 1870
1800sub normalise { 1871sub normalise {
1801 my ($path, $base) = @_; 1872 my ($path, $base) = @_;
1802 1873
1803 $path = "$path"; # make sure its a string 1874 $path = "$path"; # make sure it's a string
1804 1875
1805 $path =~ s/\.map$//; 1876 $path =~ s/\.map$//;
1806 1877
1807 # map plan: 1878 # map plan:
1808 # 1879 #
1847 $self->init; # pass $1 etc. 1918 $self->init; # pass $1 etc.
1848 return $self; 1919 return $self;
1849 } 1920 }
1850 } 1921 }
1851 1922
1852 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1923 Carp::cluck "unable to resolve path '$path' (base '$base')";
1853 () 1924 ()
1854} 1925}
1855 1926
1856sub init { 1927sub init {
1857 my ($self) = @_; 1928 my ($self) = @_;
1879 1950
1880# the temporary/swap location 1951# the temporary/swap location
1881sub save_path { 1952sub save_path {
1882 my ($self) = @_; 1953 my ($self) = @_;
1883 1954
1884 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1955 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885 "$TMPDIR/$path.map" 1956 "$TMPDIR/$path.map"
1886} 1957}
1887 1958
1888# the unique path, undef == no special unique path 1959# the unique path, undef == no special unique path
1889sub uniq_path { 1960sub uniq_path {
1890 my ($self) = @_; 1961 my ($self) = @_;
1891 1962
1892 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1963 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893 "$UNIQUEDIR/$path" 1964 "$UNIQUEDIR/$path"
1894}
1895
1896# and all this just because we cannot iterate over
1897# all maps in C++...
1898sub change_all_map_light {
1899 my ($change) = @_;
1900
1901 $_->change_map_light ($change)
1902 for grep $_->outdoor, values %cf::MAP;
1903} 1965}
1904 1966
1905sub decay_objects { 1967sub decay_objects {
1906 my ($self) = @_; 1968 my ($self) = @_;
1907 1969
1989 2051
1990sub find; 2052sub find;
1991sub find { 2053sub find {
1992 my ($path, $origin) = @_; 2054 my ($path, $origin) = @_;
1993 2055
2056 cf::cede_to_tick;
2057
1994 $path = normalise $path, $origin && $origin->path; 2058 $path = normalise $path, $origin && $origin->path;
1995 2059
1996 cf::lock_wait "map_data:$path";#d#remove 2060 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997 cf::lock_wait "map_find:$path"; 2061 my $guard2 = cf::lock_acquire "map_find:$path";
1998 2062
1999 $cf::MAP{$path} || do { 2063 $cf::MAP{$path} || do {
2000 my $guard1 = cf::lock_acquire "map_find:$path";
2001 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003 my $map = new_from_path cf::map $path 2064 my $map = new_from_path cf::map $path
2004 or return; 2065 or return;
2005 2066
2006 $map->{last_save} = $cf::RUNTIME; 2067 $map->{last_save} = $cf::RUNTIME;
2007 2068
2009 or return; 2070 or return;
2010 2071
2011 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2072 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012 # doing this can freeze the server in a sync job, obviously 2073 # doing this can freeze the server in a sync job, obviously
2013 #$cf::WAIT_FOR_TICK->wait; 2074 #$cf::WAIT_FOR_TICK->wait;
2075 undef $guard2;
2014 undef $guard1; 2076 undef $guard1;
2015 undef $guard2;
2016 $map->reset; 2077 $map->reset;
2017 return find $path; 2078 return find $path;
2018 } 2079 }
2019 2080
2020 $cf::MAP{$path} = $map 2081 $cf::MAP{$path} = $map
2021 } 2082 }
2022} 2083}
2023 2084
2024sub pre_load { } 2085sub pre_load { }
2025sub post_load { } 2086#sub post_load { } # XS
2026 2087
2027sub load { 2088sub load {
2028 my ($self) = @_; 2089 my ($self) = @_;
2029 2090
2030 local $self->{deny_reset} = 1; # loading can take a long time 2091 local $self->{deny_reset} = 1; # loading can take a long time
2047 my $f = new_from_file cf::object::thawer $self->{load_path}; 2108 my $f = new_from_file cf::object::thawer $self->{load_path};
2048 $f->skip_block; 2109 $f->skip_block;
2049 $self->_load_objects ($f) 2110 $self->_load_objects ($f)
2050 or return; 2111 or return;
2051 2112
2052 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2113 $self->post_load_original
2053 if delete $self->{load_original}; 2114 if delete $self->{load_original};
2054 2115
2055 if (my $uniq = $self->uniq_path) { 2116 if (my $uniq = $self->uniq_path) {
2056 utf8::encode $uniq; 2117 utf8::encode $uniq;
2057 unless (aio_stat $uniq) { 2118 unless (aio_stat $uniq) {
2075 unless ($self->{deny_activate}) { 2136 unless ($self->{deny_activate}) {
2076 $self->decay_objects; 2137 $self->decay_objects;
2077 $self->fix_auto_apply; 2138 $self->fix_auto_apply;
2078 $self->update_buttons; 2139 $self->update_buttons;
2079 cf::cede_to_tick; 2140 cf::cede_to_tick;
2080 $self->set_darkness_map;
2081 cf::cede_to_tick;
2082 $self->activate; 2141 $self->activate;
2083 } 2142 }
2084 2143
2085 $self->{last_save} = $cf::RUNTIME; 2144 $self->{last_save} = $cf::RUNTIME;
2086 $self->last_access ($cf::RUNTIME); 2145 $self->last_access ($cf::RUNTIME);
2087 2146
2088 $self->in_memory (cf::MAP_IN_MEMORY); 2147 $self->in_memory (cf::MAP_ACTIVE);
2089 } 2148 }
2090 2149
2091 $self->post_load; 2150 $self->post_load;
2092} 2151}
2093 2152
2153# customize the map for a given player, i.e.
2154# return the _real_ map. used by e.g. per-player
2155# maps to change the path to ~playername/mappath
2094sub customise_for { 2156sub customise_for {
2095 my ($self, $ob) = @_; 2157 my ($self, $ob) = @_;
2096 2158
2097 return find "~" . $ob->name . "/" . $self->{path} 2159 return find "~" . $ob->name . "/" . $self->{path}
2098 if $self->per_player; 2160 if $self->per_player;
2114 or next; 2176 or next;
2115 $neigh = find $neigh, $map 2177 $neigh = find $neigh, $map
2116 or next; 2178 or next;
2117 $neigh->load; 2179 $neigh->load;
2118 2180
2181 # now find the diagonal neighbours
2119 push @neigh, 2182 push @neigh,
2120 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2183 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2121 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2184 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2122 } 2185 }
2123 2186
2130} 2193}
2131 2194
2132sub find_sync { 2195sub find_sync {
2133 my ($path, $origin) = @_; 2196 my ($path, $origin) = @_;
2134 2197
2135 cf::sync_job { find $path, $origin } 2198 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2199 if $Coro::current == $Coro::main;
2200
2201 find $path, $origin
2136} 2202}
2137 2203
2138sub do_load_sync { 2204sub do_load_sync {
2139 my ($map) = @_; 2205 my ($map) = @_;
2140 2206
2141 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2207 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142 if $Coro::current == $Coro::main; 2208 if $Coro::current == $Coro::main;
2143 2209
2144 cf::sync_job { $map->load }; 2210 $map->load;
2145} 2211}
2146 2212
2147our %MAP_PREFETCH; 2213our %MAP_PREFETCH;
2148our $MAP_PREFETCHER = undef; 2214our $MAP_PREFETCHER = undef;
2149 2215
2151 my ($path, $origin, $load) = @_; 2217 my ($path, $origin, $load) = @_;
2152 2218
2153 $path = normalise $path, $origin && $origin->{path}; 2219 $path = normalise $path, $origin && $origin->{path};
2154 2220
2155 if (my $map = $cf::MAP{$path}) { 2221 if (my $map = $cf::MAP{$path}) {
2156 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2222 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157 } 2223 }
2158 2224
2159 $MAP_PREFETCH{$path} |= $load; 2225 $MAP_PREFETCH{$path} |= $load;
2160 2226
2161 $MAP_PREFETCHER ||= cf::async { 2227 $MAP_PREFETCHER ||= cf::async {
2175 $MAP_PREFETCHER->prio (6); 2241 $MAP_PREFETCHER->prio (6);
2176 2242
2177 () 2243 ()
2178} 2244}
2179 2245
2246# common code, used by both ->save and ->swapout
2180sub save { 2247sub _save {
2181 my ($self) = @_; 2248 my ($self) = @_;
2182
2183 my $lock = cf::lock_acquire "map_data:$self->{path}";
2184 2249
2185 $self->{last_save} = $cf::RUNTIME; 2250 $self->{last_save} = $cf::RUNTIME;
2186 2251
2187 return unless $self->dirty; 2252 return unless $self->dirty;
2188 2253
2197 2262
2198 cf::async { 2263 cf::async {
2199 $Coro::current->{desc} = "map player save"; 2264 $Coro::current->{desc} = "map player save";
2200 $_->contr->save for $self->players; 2265 $_->contr->save for $self->players;
2201 }; 2266 };
2267
2268 cf::get_slot 0.02;
2202 2269
2203 if ($uniq) { 2270 if ($uniq) {
2204 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2271 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2272 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2206 } else { 2273 } else {
2207 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2274 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208 } 2275 }
2209} 2276}
2210 2277
2278sub save {
2279 my ($self) = @_;
2280
2281 my $lock = cf::lock_acquire "map_data:$self->{path}";
2282
2283 $self->_save;
2284}
2285
2211sub swap_out { 2286sub swap_out {
2212 my ($self) = @_; 2287 my ($self) = @_;
2213 2288
2214 # save first because save cedes
2215 $self->save;
2216
2217 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2289 my $lock = cf::lock_acquire "map_data:$self->{path}";
2218 2290
2291 return if $self->in_memory != cf::MAP_ACTIVE;
2292 return if $self->{deny_save};
2219 return if $self->players; 2293 return if $self->players;
2220 return if $self->in_memory != cf::MAP_IN_MEMORY;
2221 return if $self->{deny_save};
2222 2294
2295 # first deactivate the map and "unlink" it from the core
2296 $self->deactivate;
2297 $_->clear_links_to ($self) for values %cf::MAP;
2223 $self->in_memory (cf::MAP_SWAPPED); 2298 $self->in_memory (cf::MAP_SWAPPED);
2299
2300 # then atomically save
2301 $self->_save;
2302
2303 # then free the map
2304 $self->clear;
2305}
2306
2307sub reset_at {
2308 my ($self) = @_;
2309
2310 # TODO: safety, remove and allow resettable per-player maps
2311 return 1e99 if $self->{deny_reset};
2312
2313 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2314 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2315
2316 $time + $to
2317}
2318
2319sub should_reset {
2320 my ($self) = @_;
2321
2322 $self->reset_at <= $cf::RUNTIME
2323}
2324
2325sub reset {
2326 my ($self) = @_;
2327
2328 my $lock = cf::lock_acquire "map_data:$self->{path}";
2329
2330 return if $self->players;
2331
2332 cf::trace "resetting map ", $self->path, "\n";
2333
2334 $self->in_memory (cf::MAP_SWAPPED);
2335
2336 # need to save uniques path
2337 unless ($self->{deny_save}) {
2338 my $uniq = $self->uniq_path; utf8::encode $uniq;
2339
2340 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2341 if $uniq;
2342 }
2343
2344 delete $cf::MAP{$self->path};
2224 2345
2225 $self->deactivate; 2346 $self->deactivate;
2226 $_->clear_links_to ($self) for values %cf::MAP; 2347 $_->clear_links_to ($self) for values %cf::MAP;
2227 $self->clear; 2348 $self->clear;
2228}
2229
2230sub reset_at {
2231 my ($self) = @_;
2232
2233 # TODO: safety, remove and allow resettable per-player maps
2234 return 1e99 if $self->{deny_reset};
2235
2236 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239 $time + $to
2240}
2241
2242sub should_reset {
2243 my ($self) = @_;
2244
2245 $self->reset_at <= $cf::RUNTIME
2246}
2247
2248sub reset {
2249 my ($self) = @_;
2250
2251 my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253 return if $self->players;
2254
2255 warn "resetting map ", $self->path;
2256
2257 $self->in_memory (cf::MAP_SWAPPED);
2258
2259 # need to save uniques path
2260 unless ($self->{deny_save}) {
2261 my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2264 if $uniq;
2265 }
2266
2267 delete $cf::MAP{$self->path};
2268
2269 $self->deactivate;
2270 $_->clear_links_to ($self) for values %cf::MAP;
2271 $self->clear;
2272 2349
2273 $self->unlink_save; 2350 $self->unlink_save;
2274 $self->destroy; 2351 $self->destroy;
2275} 2352}
2276 2353
2284 2361
2285 delete $cf::MAP{$self->path}; 2362 delete $cf::MAP{$self->path};
2286 2363
2287 $self->unlink_save; 2364 $self->unlink_save;
2288 2365
2289 bless $self, "cf::map"; 2366 bless $self, "cf::map::wrap";
2290 delete $self->{deny_reset}; 2367 delete $self->{deny_reset};
2291 $self->{deny_save} = 1; 2368 $self->{deny_save} = 1;
2292 $self->reset_timeout (1); 2369 $self->reset_timeout (1);
2293 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2370 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294 2371
2343 2420
2344sub unique_maps() { 2421sub unique_maps() {
2345 [ 2422 [
2346 map { 2423 map {
2347 utf8::decode $_; 2424 utf8::decode $_;
2348 /\.map$/ 2425 s/\.map$//; # TODO future compatibility hack
2426 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2427 ? ()
2349 ? normalise $_ 2428 : normalise $_
2350 : ()
2351 } @{ aio_readdir $UNIQUEDIR or [] } 2429 } @{ aio_readdir $UNIQUEDIR or [] }
2352 ] 2430 ]
2353} 2431}
2354 2432
2355package cf; 2433=item cf::map::static_maps
2434
2435Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2436file in the shared directory excluding F</styles> and F</editor>). May
2437block.
2438
2439=cut
2440
2441sub static_maps() {
2442 my @dirs = "";
2443 my @maps;
2444
2445 while (@dirs) {
2446 my $dir = shift @dirs;
2447
2448 next if $dir eq "/styles" || $dir eq "/editor";
2449
2450 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2451 or return;
2452
2453 for (@$files) {
2454 s/\.map$// or next;
2455 utf8::decode $_;
2456 push @maps, "$dir/$_";
2457 }
2458
2459 push @dirs, map "$dir/$_", @$dirs;
2460 }
2461
2462 \@maps
2463}
2356 2464
2357=back 2465=back
2358 2466
2359=head3 cf::object 2467=head3 cf::object
2360 2468
2364 2472
2365=over 4 2473=over 4
2366 2474
2367=item $ob->inv_recursive 2475=item $ob->inv_recursive
2368 2476
2369Returns the inventory of the object _and_ their inventories, recursively. 2477Returns the inventory of the object I<and> their inventories, recursively,
2478but I<not> the object itself.
2370 2479
2371=cut 2480=cut
2372 2481
2373sub inv_recursive_; 2482sub inv_recursive_;
2374sub inv_recursive_ { 2483sub inv_recursive_ {
2379 inv_recursive_ inv $_[0] 2488 inv_recursive_ inv $_[0]
2380} 2489}
2381 2490
2382=item $ref = $ob->ref 2491=item $ref = $ob->ref
2383 2492
2384creates and returns a persistent reference to an objetc that can be stored as a string. 2493Creates and returns a persistent reference to an object that can be stored as a string.
2385 2494
2386=item $ob = cf::object::deref ($refstring) 2495=item $ob = cf::object::deref ($refstring)
2387 2496
2388returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2497returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389even if the object actually exists. May block. 2498even if the object actually exists. May block.
2421can be C<undef>. Does the right thing when the player is currently in a 2530can be C<undef>. Does the right thing when the player is currently in a
2422dialogue with the given NPC character. 2531dialogue with the given NPC character.
2423 2532
2424=cut 2533=cut
2425 2534
2535our $SAY_CHANNEL = {
2536 id => "say",
2537 title => "Map",
2538 reply => "say ",
2539 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2540};
2541
2542our $CHAT_CHANNEL = {
2543 id => "chat",
2544 title => "Chat",
2545 reply => "chat ",
2546 tooltip => "Player chat and shouts, global to the server.",
2547};
2548
2426# rough implementation of a future "reply" method that works 2549# rough implementation of a future "reply" method that works
2427# with dialog boxes. 2550# with dialog boxes.
2428#TODO: the first argument must go, split into a $npc->reply_to ( method 2551#TODO: the first argument must go, split into a $npc->reply_to ( method
2429sub cf::object::player::reply($$$;$) { 2552sub cf::object::player::reply($$$;$) {
2430 my ($self, $npc, $msg, $flags) = @_; 2553 my ($self, $npc, $msg, $flags) = @_;
2441 my $dialog = $pl->{npc_dialog}; 2564 my $dialog = $pl->{npc_dialog};
2442 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2565 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443 2566
2444 } else { 2567 } else {
2445 $msg = $npc->name . " says: $msg" if $npc; 2568 $msg = $npc->name . " says: $msg" if $npc;
2446 $self->message ($msg, $flags); 2569 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447 } 2570 }
2448 } 2571 }
2449} 2572}
2450 2573
2451=item $object->send_msg ($channel, $msg, $color, [extra...]) 2574=item $object->send_msg ($channel, $msg, $color, [extra...])
2476 2599
2477=item $player_object->enter_link 2600=item $player_object->enter_link
2478 2601
2479Freezes the player and moves him/her to a special map (C<{link}>). 2602Freezes the player and moves him/her to a special map (C<{link}>).
2480 2603
2481The player should be reasonably safe there for short amounts of time. You 2604The player should be reasonably safe there for short amounts of time (e.g.
2482I<MUST> call C<leave_link> as soon as possible, though. 2605for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2606though, as the player cannot control the character while it is on the link
2607map.
2483 2608
2484Will never block. 2609Will never block.
2485 2610
2486=item $player_object->leave_link ($map, $x, $y) 2611=item $player_object->leave_link ($map, $x, $y)
2487 2612
2507sub cf::object::player::enter_link { 2632sub cf::object::player::enter_link {
2508 my ($self) = @_; 2633 my ($self) = @_;
2509 2634
2510 $self->deactivate_recursive; 2635 $self->deactivate_recursive;
2511 2636
2637 ++$self->{_link_recursion};
2638
2512 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2639 return if UNIVERSAL::isa $self->map, "ext::map_link";
2513 2640
2514 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2641 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515 if $self->map && $self->map->{path} ne "{link}"; 2642 if $self->map && $self->map->{path} ne "{link}";
2516 2643
2517 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2644 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2518} 2645}
2519 2646
2520sub cf::object::player::leave_link { 2647sub cf::object::player::leave_link {
2521 my ($self, $map, $x, $y) = @_; 2648 my ($self, $map, $x, $y) = @_;
2522 2649
2539 ($x, $y) = (-1, -1) 2666 ($x, $y) = (-1, -1)
2540 unless (defined $x) && (defined $y); 2667 unless (defined $x) && (defined $y);
2541 2668
2542 # use -1 or undef as default coordinates, not 0, 0 2669 # use -1 or undef as default coordinates, not 0, 0
2543 ($x, $y) = ($map->enter_x, $map->enter_y) 2670 ($x, $y) = ($map->enter_x, $map->enter_y)
2544 if $x <=0 && $y <= 0; 2671 if $x <= 0 && $y <= 0;
2545 2672
2546 $map->load; 2673 $map->load;
2547 $map->load_neighbours; 2674 $map->load_neighbours;
2548 2675
2549 return unless $self->contr->active; 2676 return unless $self->contr->active;
2550 $self->activate_recursive;
2551 2677
2552 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2678 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553 $self->enter_map ($map, $x, $y); 2679 if ($self->enter_map ($map, $x, $y)) {
2554} 2680 # entering was successful
2681 delete $self->{_link_recursion};
2682 # only activate afterwards, to support waiting in hooks
2683 $self->activate_recursive;
2684 }
2555 2685
2686}
2687
2556=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2688=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557 2689
2558Moves the player to the given map-path and coordinates by first freezing 2690Moves the player to the given map-path and coordinates by first freezing
2559her, loading and preparing them map, calling the provided $check callback 2691her, loading and preparing them map, calling the provided $check callback
2560that has to return the map if sucecssful, and then unfreezes the player on 2692that has to return the map if sucecssful, and then unfreezes the player on
2561the new (success) or old (failed) map position. In either case, $done will 2693the new (success) or old (failed) map position. In either case, $done will
2562be called at the end of this process. 2694be called at the end of this process.
2563 2695
2696Note that $check will be called with a potentially non-loaded map, so if
2697it needs a loaded map it has to call C<< ->load >>.
2698
2564=cut 2699=cut
2565 2700
2566our $GOTOGEN; 2701our $GOTOGEN;
2567 2702
2568sub cf::object::player::goto { 2703sub cf::object::player::goto {
2569 my ($self, $path, $x, $y, $check, $done) = @_; 2704 my ($self, $path, $x, $y, $check, $done) = @_;
2705
2706 if ($self->{_link_recursion} >= $MAX_LINKS) {
2707 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2708 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2709 ($path, $x, $y) = @$EMERGENCY_POSITION;
2710 }
2570 2711
2571 # do generation counting so two concurrent goto's will be executed in-order 2712 # do generation counting so two concurrent goto's will be executed in-order
2572 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2713 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573 2714
2574 $self->enter_link; 2715 $self->enter_link;
2598 my $map = eval { 2739 my $map = eval {
2599 my $map = defined $path ? cf::map::find $path : undef; 2740 my $map = defined $path ? cf::map::find $path : undef;
2600 2741
2601 if ($map) { 2742 if ($map) {
2602 $map = $map->customise_for ($self); 2743 $map = $map->customise_for ($self);
2603 $map = $check->($map) if $check && $map; 2744 $map = $check->($map, $x, $y, $self) if $check && $map;
2604 } else { 2745 } else {
2605 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2746 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606 } 2747 }
2607 2748
2608 $map 2749 $map
2616 if ($gen == $self->{_goto_generation}) { 2757 if ($gen == $self->{_goto_generation}) {
2617 delete $self->{_goto_generation}; 2758 delete $self->{_goto_generation};
2618 $self->leave_link ($map, $x, $y); 2759 $self->leave_link ($map, $x, $y);
2619 } 2760 }
2620 2761
2621 $done->() if $done; 2762 $done->($self) if $done;
2622 })->prio (1); 2763 })->prio (1);
2623} 2764}
2624 2765
2625=item $player_object->enter_exit ($exit_object) 2766=item $player_object->enter_exit ($exit_object)
2626 2767
2646} 2787}
2647 2788
2648sub prepare_random_map { 2789sub prepare_random_map {
2649 my ($exit) = @_; 2790 my ($exit) = @_;
2650 2791
2651 my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653 # all this does is basically replace the /! path by 2792 # all this does is basically replace the /! path by
2654 # a new random map path (?random/...) with a seed 2793 # a new random map path (?random/...) with a seed
2655 # that depends on the exit object 2794 # that depends on the exit object
2656 2795
2657 my $rmp = parse_random_map_params $exit->msg; 2796 my $rmp = parse_random_map_params $exit->msg;
2659 if ($exit->map) { 2798 if ($exit->map) {
2660 $rmp->{region} = $exit->region->name; 2799 $rmp->{region} = $exit->region->name;
2661 $rmp->{origin_map} = $exit->map->path; 2800 $rmp->{origin_map} = $exit->map->path;
2662 $rmp->{origin_x} = $exit->x; 2801 $rmp->{origin_x} = $exit->x;
2663 $rmp->{origin_y} = $exit->y; 2802 $rmp->{origin_y} = $exit->y;
2803
2804 $exit->map->touch;
2664 } 2805 }
2665 2806
2666 $rmp->{random_seed} ||= $exit->random_seed; 2807 $rmp->{random_seed} ||= $exit->random_seed;
2667 2808
2668 my $data = cf::encode_json $rmp; 2809 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669 my $md5 = Digest::MD5::md5_hex $data; 2810 my $md5 = Digest::MD5::md5_hex $data;
2670 my $meta = "$RANDOMDIR/$md5.meta"; 2811 my $meta = "$RANDOMDIR/$md5.meta";
2671 2812
2672 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2813 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673 aio_write $fh, 0, (length $data), $data, 0; 2814 aio_write $fh, 0, (length $data), $data, 0;
2674 undef $fh; 2815 undef $fh;
2675 aio_rename "$meta~", $meta; 2816 aio_rename "$meta~", $meta;
2676 2817
2818 my $slaying = "?random/$md5";
2819
2820 if ($exit->valid) {
2677 $exit->slaying ("?random/$md5"); 2821 $exit->slaying ("?random/$md5");
2678 $exit->msg (undef); 2822 $exit->msg (undef);
2823 }
2679 } 2824 }
2680} 2825}
2681 2826
2682sub cf::object::player::enter_exit { 2827sub cf::object::player::enter_exit {
2683 my ($self, $exit) = @_; 2828 my ($self, $exit) = @_;
2684 2829
2685 return unless $self->type == cf::PLAYER; 2830 return unless $self->type == cf::PLAYER;
2686 2831
2687 if ($exit->slaying eq "/!") {
2688 #TODO: this should de-fi-ni-te-ly not be a sync-job
2689 # the problem is that $exit might not survive long enough
2690 # so it needs to be done right now, right here
2691 cf::sync_job { prepare_random_map $exit };
2692 }
2693
2694 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695 my $hp = $exit->stats->hp;
2696 my $sp = $exit->stats->sp;
2697
2698 $self->enter_link; 2832 $self->enter_link;
2699 2833
2700 # if exit is damned, update players death & WoR home-position
2701 $self->contr->savebed ($slaying, $hp, $sp)
2702 if $exit->flag (FLAG_DAMNED);
2703
2704 (async { 2834 (async {
2705 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2835 $Coro::current->{desc} = "enter_exit";
2706 2836
2707 $self->deactivate_recursive; # just to be sure
2708 unless (eval { 2837 unless (eval {
2838 $self->deactivate_recursive; # just to be sure
2839
2840 # random map handling
2841 {
2842 my $guard = cf::lock_acquire "exit_prepare:$exit";
2843
2844 prepare_random_map $exit
2845 if $exit->slaying eq "/!";
2846 }
2847
2848 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2849 my $x = $exit->stats->hp;
2850 my $y = $exit->stats->sp;
2851
2709 $self->goto ($slaying, $hp, $sp); 2852 $self->goto ($map, $x, $y);
2710 2853
2854 # if exit is damned, update players death & WoR home-position
2855 $self->contr->savebed ($map, $x, $y)
2856 if $exit->flag (cf::FLAG_DAMNED);
2857
2711 1; 2858 1
2712 }) { 2859 }) {
2713 $self->message ("Something went wrong deep within the crossfire server. " 2860 $self->message ("Something went wrong deep within the deliantra server. "
2714 . "I'll try to bring you back to the map you were before. " 2861 . "I'll try to bring you back to the map you were before. "
2715 . "Please report this to the dungeon master!", 2862 . "Please report this to the dungeon master!",
2716 cf::NDI_UNIQUE | cf::NDI_RED); 2863 cf::NDI_UNIQUE | cf::NDI_RED);
2717 2864
2718 warn "ERROR in enter_exit: $@"; 2865 error "ERROR in enter_exit: $@";
2719 $self->leave_link; 2866 $self->leave_link;
2720 } 2867 }
2721 })->prio (1); 2868 })->prio (1);
2722} 2869}
2723 2870
2735sub cf::client::send_drawinfo { 2882sub cf::client::send_drawinfo {
2736 my ($self, $text, $flags) = @_; 2883 my ($self, $text, $flags) = @_;
2737 2884
2738 utf8::encode $text; 2885 utf8::encode $text;
2739 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2886 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2887}
2888
2889=item $client->send_big_packet ($pkt)
2890
2891Like C<send_packet>, but tries to compress large packets, and fragments
2892them as required.
2893
2894=cut
2895
2896our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2897
2898sub cf::client::send_big_packet {
2899 my ($self, $pkt) = @_;
2900
2901 # try lzf for large packets
2902 $pkt = "lzf " . Compress::LZF::compress $pkt
2903 if 1024 <= length $pkt and $self->{can_lzf};
2904
2905 # split very large packets
2906 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2907 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2908 $pkt = "frag";
2909 }
2910
2911 $self->send_packet ($pkt);
2740} 2912}
2741 2913
2742=item $client->send_msg ($channel, $msg, $color, [extra...]) 2914=item $client->send_msg ($channel, $msg, $color, [extra...])
2743 2915
2744Send a drawinfo or msg packet to the client, formatting the msg for the 2916Send a drawinfo or msg packet to the client, formatting the msg for the
2748 2920
2749=cut 2921=cut
2750 2922
2751# non-persistent channels (usually the info channel) 2923# non-persistent channels (usually the info channel)
2752our %CHANNEL = ( 2924our %CHANNEL = (
2925 "c/motd" => {
2926 id => "infobox",
2927 title => "MOTD",
2928 reply => undef,
2929 tooltip => "The message of the day",
2930 },
2753 "c/identify" => { 2931 "c/identify" => {
2754 id => "infobox", 2932 id => "infobox",
2755 title => "Identify", 2933 title => "Identify",
2756 reply => undef, 2934 reply => undef,
2757 tooltip => "Items recently identified", 2935 tooltip => "Items recently identified",
2759 "c/examine" => { 2937 "c/examine" => {
2760 id => "infobox", 2938 id => "infobox",
2761 title => "Examine", 2939 title => "Examine",
2762 reply => undef, 2940 reply => undef,
2763 tooltip => "Signs and other items you examined", 2941 tooltip => "Signs and other items you examined",
2942 },
2943 "c/shopinfo" => {
2944 id => "infobox",
2945 title => "Shop Info",
2946 reply => undef,
2947 tooltip => "What your bargaining skill tells you about the shop",
2764 }, 2948 },
2765 "c/book" => { 2949 "c/book" => {
2766 id => "infobox", 2950 id => "infobox",
2767 title => "Book", 2951 title => "Book",
2768 reply => undef, 2952 reply => undef,
2784 id => "infobox", 2968 id => "infobox",
2785 title => "Body Parts", 2969 title => "Body Parts",
2786 reply => undef, 2970 reply => undef,
2787 tooltip => "Shows which body parts you posess and are available", 2971 tooltip => "Shows which body parts you posess and are available",
2788 }, 2972 },
2973 "c/statistics" => {
2974 id => "infobox",
2975 title => "Statistics",
2976 reply => undef,
2977 tooltip => "Shows your primary statistics",
2978 },
2979 "c/skills" => {
2980 id => "infobox",
2981 title => "Skills",
2982 reply => undef,
2983 tooltip => "Shows your experience per skill and item power",
2984 },
2985 "c/shopitems" => {
2986 id => "infobox",
2987 title => "Shop Items",
2988 reply => undef,
2989 tooltip => "Shows the items currently for sale in this shop",
2990 },
2991 "c/resistances" => {
2992 id => "infobox",
2993 title => "Resistances",
2994 reply => undef,
2995 tooltip => "Shows your resistances",
2996 },
2997 "c/pets" => {
2998 id => "infobox",
2999 title => "Pets",
3000 reply => undef,
3001 tooltip => "Shows information abotu your pets/a specific pet",
3002 },
3003 "c/perceiveself" => {
3004 id => "infobox",
3005 title => "Perceive Self",
3006 reply => undef,
3007 tooltip => "You gained detailed knowledge about yourself",
3008 },
2789 "c/uptime" => { 3009 "c/uptime" => {
2790 id => "infobox", 3010 id => "infobox",
2791 title => "Uptime", 3011 title => "Uptime",
2792 reply => undef, 3012 reply => undef,
2793 tooltip => "How long the server has been running since last restart", 3013 tooltip => "How long the server has been running since last restart",
2796 id => "infobox", 3016 id => "infobox",
2797 title => "Map Info", 3017 title => "Map Info",
2798 reply => undef, 3018 reply => undef,
2799 tooltip => "Information related to the maps", 3019 tooltip => "Information related to the maps",
2800 }, 3020 },
3021 "c/party" => {
3022 id => "party",
3023 title => "Party",
3024 reply => "gsay ",
3025 tooltip => "Messages and chat related to your party",
3026 },
3027 "c/death" => {
3028 id => "death",
3029 title => "Death",
3030 reply => undef,
3031 tooltip => "Reason for and more info about your most recent death",
3032 },
3033 "c/say" => $SAY_CHANNEL,
3034 "c/chat" => $CHAT_CHANNEL,
2801); 3035);
2802 3036
2803sub cf::client::send_msg { 3037sub cf::client::send_msg {
2804 my ($self, $channel, $msg, $color, @extra) = @_; 3038 my ($self, $channel, $msg, $color, @extra) = @_;
2805 3039
2806 $msg = $self->pl->expand_cfpod ($msg); 3040 $msg = $self->pl->expand_cfpod ($msg)
3041 unless $color & cf::NDI_VERBATIM;
2807 3042
2808 $color &= cf::NDI_CLIENT_MASK; # just in case... 3043 $color &= cf::NDI_CLIENT_MASK; # just in case...
2809 3044
2810 # check predefined channels, for the benefit of C 3045 # check predefined channels, for the benefit of C
2811 if ($CHANNEL{$channel}) { 3046 if ($CHANNEL{$channel}) {
2812 $channel = $CHANNEL{$channel}; 3047 $channel = $CHANNEL{$channel};
2813 3048
2814 $self->ext_msg (channel_info => $channel) 3049 $self->ext_msg (channel_info => $channel);
2815 if $self->can_msg;
2816
2817 $channel = $channel->{id}; 3050 $channel = $channel->{id};
2818 3051
2819 } elsif (ref $channel) { 3052 } elsif (ref $channel) {
2820 # send meta info to client, if not yet sent 3053 # send meta info to client, if not yet sent
2821 unless (exists $self->{channel}{$channel->{id}}) { 3054 unless (exists $self->{channel}{$channel->{id}}) {
2822 $self->{channel}{$channel->{id}} = $channel; 3055 $self->{channel}{$channel->{id}} = $channel;
2823 $self->ext_msg (channel_info => $channel) 3056 $self->ext_msg (channel_info => $channel);
2824 if $self->can_msg;
2825 } 3057 }
2826 3058
2827 $channel = $channel->{id}; 3059 $channel = $channel->{id};
2828 } 3060 }
2829 3061
2830 return unless @extra || length $msg; 3062 return unless @extra || length $msg;
2831 3063
2832 if ($self->can_msg) {
2833 # default colour, mask it out 3064 # default colour, mask it out
2834 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3065 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835 if $color & cf::NDI_DEF; 3066 if $color & cf::NDI_DEF;
2836 3067
2837 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3068 my $pkt = "msg "
3069 . $self->{json_coder}->encode (
2838 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3070 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839 } else { 3071 );
2840 if ($color >= 0) {
2841 # replace some tags by gcfclient-compatible ones
2842 for ($msg) {
2843 1 while
2844 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849 }
2850 3072
2851 $color &= cf::NDI_COLOR_MASK; 3073 $self->send_big_packet ($pkt);
2852
2853 utf8::encode $msg;
2854
2855 if (0 && $msg =~ /\[/) {
2856 # COMMAND/INFO
2857 $self->send_packet ("drawextinfo $color 10 8 $msg")
2858 } else {
2859 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860 $self->send_packet ("drawinfo $color $msg")
2861 }
2862 }
2863 }
2864} 3074}
2865 3075
2866=item $client->ext_msg ($type, @msg) 3076=item $client->ext_msg ($type, @msg)
2867 3077
2868Sends an ext event to the client. 3078Sends an ext event to the client.
2871 3081
2872sub cf::client::ext_msg($$@) { 3082sub cf::client::ext_msg($$@) {
2873 my ($self, $type, @msg) = @_; 3083 my ($self, $type, @msg) = @_;
2874 3084
2875 if ($self->extcmd == 2) { 3085 if ($self->extcmd == 2) {
2876 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3086 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877 } elsif ($self->extcmd == 1) { # TODO: remove 3087 } elsif ($self->extcmd == 1) { # TODO: remove
2878 push @msg, msgtype => "event_$type"; 3088 push @msg, msgtype => "event_$type";
2879 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3089 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880 } 3090 }
2881} 3091}
2882 3092
2883=item $client->ext_reply ($msgid, @msg) 3093=item $client->ext_reply ($msgid, @msg)
2884 3094
2888 3098
2889sub cf::client::ext_reply($$@) { 3099sub cf::client::ext_reply($$@) {
2890 my ($self, $id, @msg) = @_; 3100 my ($self, $id, @msg) = @_;
2891 3101
2892 if ($self->extcmd == 2) { 3102 if ($self->extcmd == 2) {
2893 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3103 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894 } elsif ($self->extcmd == 1) { 3104 } elsif ($self->extcmd == 1) {
2895 #TODO: version 1, remove 3105 #TODO: version 1, remove
2896 unshift @msg, msgtype => "reply", msgid => $id; 3106 unshift @msg, msgtype => "reply", msgid => $id;
2897 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3107 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898 } 3108 }
2899} 3109}
2900 3110
2901=item $success = $client->query ($flags, "text", \&cb) 3111=item $success = $client->query ($flags, "text", \&cb)
2902 3112
2973 3183
2974 $ns->ext_reply ($reply, @reply) 3184 $ns->ext_reply ($reply, @reply)
2975 if $reply; 3185 if $reply;
2976 3186
2977 } else { 3187 } else {
2978 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3188 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979 } 3189 }
2980 3190
2981 cf::override; 3191 cf::override;
2982 }, 3192 },
2983); 3193);
3003 3213
3004 $coro 3214 $coro
3005} 3215}
3006 3216
3007cf::client->attach ( 3217cf::client->attach (
3008 on_destroy => sub { 3218 on_client_destroy => sub {
3009 my ($ns) = @_; 3219 my ($ns) = @_;
3010 3220
3011 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3221 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012 }, 3222 },
3013); 3223);
3029our $safe_hole = new Safe::Hole; 3239our $safe_hole = new Safe::Hole;
3030 3240
3031$SIG{FPE} = 'IGNORE'; 3241$SIG{FPE} = 'IGNORE';
3032 3242
3033$safe->permit_only (Opcode::opset qw( 3243$safe->permit_only (Opcode::opset qw(
3034 :base_core :base_mem :base_orig :base_math 3244 :base_core :base_mem :base_orig :base_math :base_loop
3035 grepstart grepwhile mapstart mapwhile 3245 grepstart grepwhile mapstart mapwhile
3036 sort time 3246 sort time
3037)); 3247));
3038 3248
3039# here we export the classes and methods available to script code 3249# here we export the classes and methods available to script code
3042 3252
3043The following functions and methods are available within a safe environment: 3253The following functions and methods are available within a safe environment:
3044 3254
3045 cf::object 3255 cf::object
3046 contr pay_amount pay_player map x y force_find force_add destroy 3256 contr pay_amount pay_player map x y force_find force_add destroy
3047 insert remove name archname title slaying race decrease_ob_nr 3257 insert remove name archname title slaying race decrease split
3258 value
3048 3259
3049 cf::object::player 3260 cf::object::player
3050 player 3261 player
3051 3262
3052 cf::player 3263 cf::player
3057 3268
3058=cut 3269=cut
3059 3270
3060for ( 3271for (
3061 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3272 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062 insert remove inv name archname title slaying race 3273 insert remove inv nrof name archname title slaying race
3063 decrease_ob_nr destroy)], 3274 decrease split destroy change_exp value msg lore send_msg)],
3064 ["cf::object::player" => qw(player)], 3275 ["cf::object::player" => qw(player)],
3065 ["cf::player" => qw(peaceful)], 3276 ["cf::player" => qw(peaceful send_msg)],
3066 ["cf::map" => qw(trigger)], 3277 ["cf::map" => qw(trigger)],
3067) { 3278) {
3068 no strict 'refs';
3069 my ($pkg, @funs) = @$_; 3279 my ($pkg, @funs) = @$_;
3070 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3280 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071 for @funs; 3281 for @funs;
3072} 3282}
3073 3283
3088 3298
3089 my $qcode = $code; 3299 my $qcode = $code;
3090 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3300 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3091 $qcode =~ s/\n/\\n/g; 3301 $qcode =~ s/\n/\\n/g;
3092 3302
3303 %vars = (_dummy => 0) unless %vars;
3304
3305 my @res;
3093 local $_; 3306 local $_;
3094 local @safe::cf::_safe_eval_args = values %vars;
3095 3307
3096 my $eval = 3308 my $eval =
3097 "do {\n" 3309 "do {\n"
3098 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3310 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099 . "#line 0 \"{$qcode}\"\n" 3311 . "#line 0 \"{$qcode}\"\n"
3100 . $code 3312 . $code
3101 . "\n}" 3313 . "\n}"
3102 ; 3314 ;
3103 3315
3316 if ($CFG{safe_eval}) {
3104 sub_generation_inc; 3317 sub_generation_inc;
3318 local @safe::cf::_safe_eval_args = values %vars;
3105 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3319 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106 sub_generation_inc; 3320 sub_generation_inc;
3321 } else {
3322 local @cf::_safe_eval_args = values %vars;
3323 @res = wantarray ? eval eval : scalar eval $eval;
3324 }
3107 3325
3108 if ($@) { 3326 if ($@) {
3109 warn "$@"; 3327 warn "$@",
3110 warn "while executing safe code '$code'\n"; 3328 "while executing safe code '$code'\n",
3111 warn "with arguments " . (join " ", %vars) . "\n"; 3329 "with arguments " . (join " ", %vars) . "\n";
3112 } 3330 }
3113 3331
3114 wantarray ? @res : $res[0] 3332 wantarray ? @res : $res[0]
3115} 3333}
3116 3334
3130=cut 3348=cut
3131 3349
3132sub register_script_function { 3350sub register_script_function {
3133 my ($fun, $cb) = @_; 3351 my ($fun, $cb) = @_;
3134 3352
3135 no strict 'refs'; 3353 $fun = "safe::$fun" if $CFG{safe_eval};
3136 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3354 *$fun = $safe_hole->wrap ($cb);
3137} 3355}
3138 3356
3139=back 3357=back
3140 3358
3141=cut 3359=cut
3150 # for this (global event?) 3368 # for this (global event?)
3151 %ext::player_env::MUSIC_FACE_CACHE = (); 3369 %ext::player_env::MUSIC_FACE_CACHE = ();
3152 3370
3153 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3371 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154 3372
3155 warn "loading facedata from $path\n"; 3373 trace "loading facedata from $path\n";
3156 3374
3157 my $facedata; 3375 my $facedata;
3158 0 < aio_load $path, $facedata 3376 0 < aio_load $path, $facedata
3159 or die "$path: $!"; 3377 or die "$path: $!";
3160 3378
3162 3380
3163 $facedata->{version} == 2 3381 $facedata->{version} == 2
3164 or cf::cleanup "$path: version mismatch, cannot proceed."; 3382 or cf::cleanup "$path: version mismatch, cannot proceed.";
3165 3383
3166 # patch in the exptable 3384 # patch in the exptable
3385 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3167 $facedata->{resource}{"res/exp_table"} = { 3386 $facedata->{resource}{"res/exp_table"} = {
3168 type => FT_RSRC, 3387 type => FT_RSRC,
3169 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3388 data => $exp_table,
3389 hash => (Digest::MD5::md5 $exp_table),
3170 }; 3390 };
3171 cf::cede_to_tick; 3391 cf::cede_to_tick;
3172 3392
3173 { 3393 {
3174 my $faces = $facedata->{faceinfo}; 3394 my $faces = $facedata->{faceinfo};
3176 while (my ($face, $info) = each %$faces) { 3396 while (my ($face, $info) = each %$faces) {
3177 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3397 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178 3398
3179 cf::face::set_visibility $idx, $info->{visibility}; 3399 cf::face::set_visibility $idx, $info->{visibility};
3180 cf::face::set_magicmap $idx, $info->{magicmap}; 3400 cf::face::set_magicmap $idx, $info->{magicmap};
3181 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3401 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3182 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3402 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3183 3403
3184 cf::cede_to_tick; 3404 cf::cede_to_tick;
3185 } 3405 }
3186 3406
3187 while (my ($face, $info) = each %$faces) { 3407 while (my ($face, $info) = each %$faces) {
3192 3412
3193 if (my $smooth = cf::face::find $info->{smooth}) { 3413 if (my $smooth = cf::face::find $info->{smooth}) {
3194 cf::face::set_smooth $idx, $smooth; 3414 cf::face::set_smooth $idx, $smooth;
3195 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3415 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196 } else { 3416 } else {
3197 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3417 error "smooth face '$info->{smooth}' not found for face '$face'";
3198 } 3418 }
3199 3419
3200 cf::cede_to_tick; 3420 cf::cede_to_tick;
3201 } 3421 }
3202 } 3422 }
3211 3431
3212 cf::anim::invalidate_all; # d'oh 3432 cf::anim::invalidate_all; # d'oh
3213 } 3433 }
3214 3434
3215 { 3435 {
3216 # TODO: for gcfclient pleasure, we should give resources
3217 # that gcfclient doesn't grok a >10000 face index.
3218 my $res = $facedata->{resource}; 3436 my $res = $facedata->{resource};
3219 3437
3220 while (my ($name, $info) = each %$res) { 3438 while (my ($name, $info) = each %$res) {
3221 if (defined $info->{type}) { 3439 if (defined $info->{type}) {
3222 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3440 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223 my $data;
3224 3441
3225 if ($info->{type} & 1) { 3442 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3226 # prepend meta info
3227
3228 my $meta = $enc->encode ({
3229 name => $name,
3230 %{ $info->{meta} || {} },
3231 });
3232
3233 $data = pack "(w/a*)*", $meta, $info->{data};
3234 } else {
3235 $data = $info->{data};
3236 }
3237
3238 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239 cf::face::set_type $idx, $info->{type}; 3443 cf::face::set_type $idx, $info->{type};
3240 } else { 3444 } else {
3241 $RESOURCE{$name} = $info; 3445 $RESOURCE{$name} = $info; # unused
3242 } 3446 }
3243 3447
3244 cf::cede_to_tick; 3448 cf::cede_to_tick;
3245 } 3449 }
3246 } 3450 }
3247 3451
3248 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3452 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249 3453
3250 1 3454 1
3251} 3455}
3252
3253cf::global->attach (on_resource_update => sub {
3254 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3255 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3256
3257 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3258 my $sound = $soundconf->{compat}[$_]
3259 or next;
3260
3261 my $face = cf::face::find "sound/$sound->[1]";
3262 cf::sound::set $sound->[0] => $face;
3263 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3264 }
3265
3266 while (my ($k, $v) = each %{$soundconf->{event}}) {
3267 my $face = cf::face::find "sound/$v";
3268 cf::sound::set $k => $face;
3269 }
3270 }
3271});
3272 3456
3273register_exticmd fx_want => sub { 3457register_exticmd fx_want => sub {
3274 my ($ns, $want) = @_; 3458 my ($ns, $want) = @_;
3275 3459
3276 while (my ($k, $v) = each %$want) { 3460 while (my ($k, $v) = each %$want) {
3277 $ns->fx_want ($k, $v); 3461 $ns->fx_want ($k, $v);
3278 } 3462 }
3279}; 3463};
3464
3465sub load_resource_file($) {
3466 my $guard = lock_acquire "load_resource_file";
3467
3468 my $status = load_resource_file_ $_[0];
3469 get_slot 0.1, 100;
3470 cf::arch::commit_load;
3471
3472 $status
3473}
3280 3474
3281sub reload_regions { 3475sub reload_regions {
3282 # HACK to clear player env face cache, we need some signal framework 3476 # HACK to clear player env face cache, we need some signal framework
3283 # for this (global event?) 3477 # for this (global event?)
3284 %ext::player_env::MUSIC_FACE_CACHE = (); 3478 %ext::player_env::MUSIC_FACE_CACHE = ();
3298} 3492}
3299 3493
3300sub reload_archetypes { 3494sub reload_archetypes {
3301 load_resource_file "$DATADIR/archetypes" 3495 load_resource_file "$DATADIR/archetypes"
3302 or die "unable to load archetypes\n"; 3496 or die "unable to load archetypes\n";
3303 #d# NEED to laod twice to resolve forward references
3304 # this really needs to be done in an extra post-pass
3305 # (which needs to be synchronous, so solve it differently)
3306 load_resource_file "$DATADIR/archetypes"
3307 or die "unable to load archetypes\n";
3308} 3497}
3309 3498
3310sub reload_treasures { 3499sub reload_treasures {
3311 load_resource_file "$DATADIR/treasures" 3500 load_resource_file "$DATADIR/treasures"
3312 or die "unable to load treasurelists\n"; 3501 or die "unable to load treasurelists\n";
3313} 3502}
3314 3503
3504sub reload_sound {
3505 trace "loading sound config from $DATADIR/sound\n";
3506
3507 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3508 or die "$DATADIR/sound $!";
3509
3510 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3511
3512 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3513 my $sound = $soundconf->{compat}[$_]
3514 or next;
3515
3516 my $face = cf::face::find "sound/$sound->[1]";
3517 cf::sound::set $sound->[0] => $face;
3518 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3519 }
3520
3521 while (my ($k, $v) = each %{$soundconf->{event}}) {
3522 my $face = cf::face::find "sound/$v";
3523 cf::sound::set $k => $face;
3524 }
3525}
3526
3315sub reload_resources { 3527sub reload_resources {
3316 warn "reloading resource files...\n"; 3528 trace "reloading resource files...\n";
3317 3529
3530 reload_exp_table;
3531 reload_materials;
3532 reload_facedata;
3533 reload_sound;
3534 reload_archetypes;
3318 reload_regions; 3535 reload_regions;
3319 reload_facedata;
3320 #reload_archetypes;#d#
3321 reload_archetypes;
3322 reload_treasures; 3536 reload_treasures;
3323 3537
3324 warn "finished reloading resource files\n"; 3538 trace "finished reloading resource files\n";
3325}
3326
3327sub init {
3328 reload_resources;
3329} 3539}
3330 3540
3331sub reload_config { 3541sub reload_config {
3542 trace "reloading config file...\n";
3543
3332 open my $fh, "<:utf8", "$CONFDIR/config" 3544 open my $fh, "<:utf8", "$CONFDIR/config"
3333 or return; 3545 or return;
3334 3546
3335 local $/; 3547 local $/;
3336 *CFG = YAML::Load <$fh>; 3548 *CFG = YAML::XS::Load scalar <$fh>;
3337 3549
3338 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3550 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339 3551
3340 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3552 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3553 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342 3554
3343 if (exists $CFG{mlockall}) { 3555 if (exists $CFG{mlockall}) {
3345 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3557 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3346 and die "WARNING: m(un)lockall failed: $!\n"; 3558 and die "WARNING: m(un)lockall failed: $!\n";
3347 }; 3559 };
3348 warn $@ if $@; 3560 warn $@ if $@;
3349 } 3561 }
3562
3563 trace "finished reloading resource files\n";
3564}
3565
3566sub pidfile() {
3567 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3568 or die "$PIDFILE: $!";
3569 flock $fh, &Fcntl::LOCK_EX
3570 or die "$PIDFILE: flock: $!";
3571 $fh
3572}
3573
3574# make sure only one server instance is running at any one time
3575sub atomic {
3576 my $fh = pidfile;
3577
3578 my $pid = <$fh>;
3579 kill 9, $pid if $pid > 0;
3580
3581 seek $fh, 0, 0;
3582 print $fh $$;
3583}
3584
3585sub main_loop {
3586 trace "EV::loop starting\n";
3587 if (1) {
3588 EV::loop;
3589 }
3590 trace "EV::loop returned\n";
3591 goto &main_loop unless $REALLY_UNLOOP;
3350} 3592}
3351 3593
3352sub main { 3594sub main {
3595 cf::init_globals; # initialise logging
3596
3597 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3598 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3599 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3600 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3601
3602 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3603
3353 # we must not ever block the main coroutine 3604 # we must not ever block the main coroutine
3354 local $Coro::idle = sub { 3605 local $Coro::idle = sub {
3355 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3606 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356 (async { 3607 (async {
3357 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3608 $Coro::current->{desc} = "IDLE BUG HANDLER";
3358 EV::loop EV::LOOP_ONESHOT; 3609 EV::loop EV::LOOP_ONESHOT;
3359 })->prio (Coro::PRIO_MAX); 3610 })->prio (Coro::PRIO_MAX);
3360 }; 3611 };
3361 3612
3613 evthread_start IO::AIO::poll_fileno;
3614
3615 cf::sync_job {
3616 cf::incloader::init ();
3617
3618 cf::init_anim;
3619 cf::init_attackmess;
3620 cf::init_dynamic;
3621
3622 cf::load_settings;
3623
3624 reload_resources;
3362 reload_config; 3625 reload_config;
3363 db_init; 3626 db_init;
3627
3628 cf::init_uuid;
3629 cf::init_signals;
3630 cf::init_skills;
3631
3632 cf::init_beforeplay;
3633
3634 atomic;
3635
3364 load_extensions; 3636 load_extensions;
3365 3637
3366 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3638 utime time, time, $RUNTIMEFILE;
3367 evthread_start; 3639
3368 EV::loop; 3640 # no (long-running) fork's whatsoever before this point(!)
3641 use POSIX ();
3642 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3643
3644 (pop @POST_INIT)->(0) while @POST_INIT;
3645 };
3646
3647 cf::object::thawer::errors_are_fatal 0;
3648 info "parse errors in files are no longer fatal from this point on.\n";
3649
3650 my $free_main; $free_main = EV::idle sub {
3651 undef $free_main;
3652 undef &main; # free gobs of memory :)
3653 };
3654
3655 goto &main_loop;
3369} 3656}
3370 3657
3371############################################################################# 3658#############################################################################
3372# initialisation and cleanup 3659# initialisation and cleanup
3373 3660
3374# install some emergency cleanup handlers 3661# install some emergency cleanup handlers
3375BEGIN { 3662BEGIN {
3376 our %SIGWATCHER = (); 3663 our %SIGWATCHER = ();
3377 for my $signal (qw(INT HUP TERM)) { 3664 for my $signal (qw(INT HUP TERM)) {
3378 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3665 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3379 cf::cleanup "SIG$signal"; 3666 cf::cleanup "SIG$signal";
3380 }; 3667 };
3381 } 3668 }
3382} 3669}
3383 3670
3384sub write_runtime { 3671sub write_runtime_sync {
3385 my $runtime = "$LOCALDIR/runtime"; 3672 my $t0 = AE::time;
3386 3673
3387 # first touch the runtime file to show we are still running: 3674 # first touch the runtime file to show we are still running:
3388 # the fsync below can take a very very long time. 3675 # the fsync below can take a very very long time.
3389 3676
3390 IO::AIO::aio_utime $runtime, undef, undef; 3677 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391 3678
3392 my $guard = cf::lock_acquire "write_runtime"; 3679 my $guard = cf::lock_acquire "write_runtime";
3393 3680
3394 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3681 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395 or return; 3682 or return;
3396 3683
3397 my $value = $cf::RUNTIME + 90 + 10; 3684 my $value = $cf::RUNTIME + 90 + 10;
3398 # 10 is the runtime save interval, for a monotonic clock 3685 # 10 is the runtime save interval, for a monotonic clock
3399 # 60 allows for the watchdog to kill the server. 3686 # 60 allows for the watchdog to kill the server.
3409 aio_utime $fh, undef, undef; 3696 aio_utime $fh, undef, undef;
3410 3697
3411 close $fh 3698 close $fh
3412 or return; 3699 or return;
3413 3700
3414 aio_rename "$runtime~", $runtime 3701 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415 and return; 3702 and return;
3416 3703
3417 warn "runtime file written.\n"; 3704 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418 3705
3419 1 3706 1
3707}
3708
3709our $uuid_lock;
3710our $uuid_skip;
3711
3712sub write_uuid_sync($) {
3713 $uuid_skip ||= $_[0];
3714
3715 return if $uuid_lock;
3716 local $uuid_lock = 1;
3717
3718 my $uuid = "$LOCALDIR/uuid";
3719
3720 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3721 or return;
3722
3723 my $value = uuid_seq uuid_cur;
3724
3725 unless ($value) {
3726 info "cowardly refusing to write zero uuid value!\n";
3727 return;
3728 }
3729
3730 my $value = uuid_str $value + $uuid_skip;
3731 $uuid_skip = 0;
3732
3733 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3734 and return;
3735
3736 # always fsync - this file is important
3737 aio_fsync $fh
3738 and return;
3739
3740 close $fh
3741 or return;
3742
3743 aio_rename "$uuid~", $uuid
3744 and return;
3745
3746 trace "uuid file written ($value).\n";
3747
3748 1
3749
3750}
3751
3752sub write_uuid($$) {
3753 my ($skip, $sync) = @_;
3754
3755 $sync ? write_uuid_sync $skip
3756 : async { write_uuid_sync $skip };
3420} 3757}
3421 3758
3422sub emergency_save() { 3759sub emergency_save() {
3423 my $freeze_guard = cf::freeze_mainloop; 3760 my $freeze_guard = cf::freeze_mainloop;
3424 3761
3425 warn "enter emergency perl save\n"; 3762 info "emergency_perl_save: enter\n";
3763
3764 # this is a trade-off: we want to be very quick here, so
3765 # save all maps without fsync, and later call a global sync
3766 # (which in turn might be very very slow)
3767 local $USE_FSYNC = 0;
3426 3768
3427 cf::sync_job { 3769 cf::sync_job {
3770 cf::write_runtime_sync; # external watchdog should not bark
3771
3428 # use a peculiar iteration method to avoid tripping on perl 3772 # use a peculiar iteration method to avoid tripping on perl
3429 # refcount bugs in for. also avoids problems with players 3773 # refcount bugs in for. also avoids problems with players
3430 # and maps saved/destroyed asynchronously. 3774 # and maps saved/destroyed asynchronously.
3431 warn "begin emergency player save\n"; 3775 info "emergency_perl_save: begin player save\n";
3432 for my $login (keys %cf::PLAYER) { 3776 for my $login (keys %cf::PLAYER) {
3433 my $pl = $cf::PLAYER{$login} or next; 3777 my $pl = $cf::PLAYER{$login} or next;
3434 $pl->valid or next; 3778 $pl->valid or next;
3435 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3779 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436 $pl->save; 3780 $pl->save;
3437 } 3781 }
3438 warn "end emergency player save\n"; 3782 info "emergency_perl_save: end player save\n";
3439 3783
3440 warn "begin emergency map save\n"; 3784 cf::write_runtime_sync; # external watchdog should not bark
3785
3786 info "emergency_perl_save: begin map save\n";
3441 for my $path (keys %cf::MAP) { 3787 for my $path (keys %cf::MAP) {
3442 my $map = $cf::MAP{$path} or next; 3788 my $map = $cf::MAP{$path} or next;
3443 $map->valid or next; 3789 $map->valid or next;
3444 $map->save; 3790 $map->save;
3445 } 3791 }
3446 warn "end emergency map save\n"; 3792 info "emergency_perl_save: end map save\n";
3447 3793
3448 warn "begin emergency database checkpoint\n"; 3794 cf::write_runtime_sync; # external watchdog should not bark
3795
3796 info "emergency_perl_save: begin database checkpoint\n";
3449 BDB::db_env_txn_checkpoint $DB_ENV; 3797 BDB::db_env_txn_checkpoint $DB_ENV;
3450 warn "end emergency database checkpoint\n"; 3798 info "emergency_perl_save: end database checkpoint\n";
3799
3800 info "emergency_perl_save: begin write uuid\n";
3801 write_uuid_sync 1;
3802 info "emergency_perl_save: end write uuid\n";
3803
3804 cf::write_runtime_sync; # external watchdog should not bark
3805
3806 trace "emergency_perl_save: syncing database to disk";
3807 BDB::db_env_txn_checkpoint $DB_ENV;
3808
3809 info "emergency_perl_save: starting sync\n";
3810 IO::AIO::aio_sync sub {
3811 info "emergency_perl_save: finished sync\n";
3812 };
3813
3814 cf::write_runtime_sync; # external watchdog should not bark
3815
3816 trace "emergency_perl_save: flushing outstanding aio requests";
3817 while (IO::AIO::nreqs || BDB::nreqs) {
3818 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3819 }
3820
3821 cf::write_runtime_sync; # external watchdog should not bark
3451 }; 3822 };
3452 3823
3453 warn "leave emergency perl save\n"; 3824 info "emergency_perl_save: leave\n";
3454} 3825}
3455 3826
3456sub post_cleanup { 3827sub post_cleanup {
3457 my ($make_core) = @_; 3828 my ($make_core) = @_;
3458 3829
3830 IO::AIO::flush;
3831
3459 warn Carp::longmess "post_cleanup backtrace" 3832 error Carp::longmess "post_cleanup backtrace"
3460 if $make_core; 3833 if $make_core;
3834
3835 my $fh = pidfile;
3836 unlink $PIDFILE if <$fh> == $$;
3837}
3838
3839# a safer delete_package, copied from Symbol
3840sub clear_package($) {
3841 my $pkg = shift;
3842
3843 # expand to full symbol table name if needed
3844 unless ($pkg =~ /^main::.*::$/) {
3845 $pkg = "main$pkg" if $pkg =~ /^::/;
3846 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3847 $pkg .= '::' unless $pkg =~ /::$/;
3848 }
3849
3850 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3851 my $stem_symtab = *{$stem}{HASH};
3852
3853 defined $stem_symtab and exists $stem_symtab->{$leaf}
3854 or return;
3855
3856 # clear all symbols
3857 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3858 for my $name (keys %$leaf_symtab) {
3859 _gv_clear *{"$pkg$name"};
3860# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3861 }
3461} 3862}
3462 3863
3463sub do_reload_perl() { 3864sub do_reload_perl() {
3464 # can/must only be called in main 3865 # can/must only be called in main
3465 if ($Coro::current != $Coro::main) { 3866 unless (in_main) {
3466 warn "can only reload from main coroutine"; 3867 error "can only reload from main coroutine";
3467 return; 3868 return;
3468 } 3869 }
3469 3870
3871 return if $RELOAD++;
3872
3873 my $t1 = AE::time;
3874
3875 while ($RELOAD) {
3876 cf::get_slot 0.1, -1, "reload_perl";
3470 warn "reloading..."; 3877 info "reloading...";
3471 3878
3472 warn "entering sync_job"; 3879 trace "entering sync_job";
3473 3880
3474 cf::sync_job { 3881 cf::sync_job {
3475 cf::write_runtime; # external watchdog should not bark
3476 cf::emergency_save; 3882 #cf::emergency_save;
3477 cf::write_runtime; # external watchdog should not bark
3478 3883
3479 warn "syncing database to disk";
3480 BDB::db_env_txn_checkpoint $DB_ENV;
3481
3482 # if anything goes wrong in here, we should simply crash as we already saved
3483
3484 warn "flushing outstanding aio requests";
3485 for (;;) {
3486 BDB::flush;
3487 IO::AIO::flush;
3488 Coro::cede_notself;
3489 last unless IO::AIO::nreqs || BDB::nreqs;
3490 warn "iterate...";
3491 }
3492
3493 ++$RELOAD;
3494
3495 warn "cancelling all extension coros"; 3884 trace "cancelling all extension coros";
3496 $_->cancel for values %EXT_CORO; 3885 $_->cancel for values %EXT_CORO;
3497 %EXT_CORO = (); 3886 %EXT_CORO = ();
3498 3887
3499 warn "removing commands"; 3888 trace "removing commands";
3500 %COMMAND = (); 3889 %COMMAND = ();
3501 3890
3502 warn "removing ext/exti commands"; 3891 trace "removing ext/exti commands";
3503 %EXTCMD = (); 3892 %EXTCMD = ();
3504 %EXTICMD = (); 3893 %EXTICMD = ();
3505 3894
3506 warn "unloading/nuking all extensions"; 3895 trace "unloading/nuking all extensions";
3507 for my $pkg (@EXTS) { 3896 for my $pkg (@EXTS) {
3508 warn "... unloading $pkg"; 3897 trace "... unloading $pkg";
3509 3898
3510 if (my $cb = $pkg->can ("unload")) { 3899 if (my $cb = $pkg->can ("unload")) {
3511 eval { 3900 eval {
3512 $cb->($pkg); 3901 $cb->($pkg);
3513 1 3902 1
3514 } or warn "$pkg unloaded, but with errors: $@"; 3903 } or error "$pkg unloaded, but with errors: $@";
3904 }
3905
3906 trace "... clearing $pkg";
3907 clear_package $pkg;
3515 } 3908 }
3516 3909
3517 warn "... nuking $pkg";
3518 Symbol::delete_package $pkg;
3519 }
3520
3521 warn "unloading all perl modules loaded from $LIBDIR"; 3910 trace "unloading all perl modules loaded from $LIBDIR";
3522 while (my ($k, $v) = each %INC) { 3911 while (my ($k, $v) = each %INC) {
3523 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3912 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524 3913
3525 warn "... unloading $k"; 3914 trace "... unloading $k";
3526 delete $INC{$k}; 3915 delete $INC{$k};
3527 3916
3528 $k =~ s/\.pm$//; 3917 $k =~ s/\.pm$//;
3529 $k =~ s/\//::/g; 3918 $k =~ s/\//::/g;
3530 3919
3531 if (my $cb = $k->can ("unload_module")) { 3920 if (my $cb = $k->can ("unload_module")) {
3532 $cb->(); 3921 $cb->();
3922 }
3923
3924 clear_package $k;
3533 } 3925 }
3534 3926
3535 Symbol::delete_package $k;
3536 }
3537
3538 warn "getting rid of safe::, as good as possible"; 3927 trace "getting rid of safe::, as good as possible";
3539 Symbol::delete_package "safe::$_" 3928 clear_package "safe::$_"
3540 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3929 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541 3930
3542 warn "unloading cf.pm \"a bit\""; 3931 trace "unloading cf.pm \"a bit\"";
3543 delete $INC{"cf.pm"}; 3932 delete $INC{"cf.pm"};
3544 delete $INC{"cf/pod.pm"}; 3933 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545 3934
3546 # don't, removes xs symbols, too, 3935 # don't, removes xs symbols, too,
3547 # and global variables created in xs 3936 # and global variables created in xs
3548 #Symbol::delete_package __PACKAGE__; 3937 #clear_package __PACKAGE__;
3549 3938
3550 warn "unload completed, starting to reload now"; 3939 info "unload completed, starting to reload now";
3551 3940
3552 warn "reloading cf.pm"; 3941 trace "reloading cf.pm";
3553 require cf; 3942 require cf;
3554 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3943 cf::_connect_to_perl_1;
3555 3944
3556 warn "loading config and database again"; 3945 trace "loading config and database again";
3557 cf::reload_config; 3946 cf::reload_config;
3558 3947
3559 warn "loading extensions"; 3948 trace "loading extensions";
3560 cf::load_extensions; 3949 cf::load_extensions;
3561 3950
3951 if ($REATTACH_ON_RELOAD) {
3562 warn "reattaching attachments to objects/players"; 3952 trace "reattaching attachments to objects/players";
3563 _global_reattach; # objects, sockets 3953 _global_reattach; # objects, sockets
3564 warn "reattaching attachments to maps"; 3954 trace "reattaching attachments to maps";
3565 reattach $_ for values %MAP; 3955 reattach $_ for values %MAP;
3566 warn "reattaching attachments to players"; 3956 trace "reattaching attachments to players";
3567 reattach $_ for values %PLAYER; 3957 reattach $_ for values %PLAYER;
3958 }
3568 3959
3960 trace "running post_init jobs";
3961 (pop @POST_INIT)->(1) while @POST_INIT;
3962
3569 warn "leaving sync_job"; 3963 trace "leaving sync_job";
3570 3964
3571 1 3965 1
3572 } or do { 3966 } or do {
3573 warn $@; 3967 error $@;
3574 cf::cleanup "error while reloading, exiting."; 3968 cf::cleanup "error while reloading, exiting.";
3969 };
3970
3971 info "reloaded";
3972 --$RELOAD;
3575 }; 3973 }
3576 3974
3577 warn "reloaded"; 3975 $t1 = AE::time - $t1;
3976 info "reload completed in ${t1}s\n";
3578}; 3977};
3579 3978
3580our $RELOAD_WATCHER; # used only during reload 3979our $RELOAD_WATCHER; # used only during reload
3581 3980
3582sub reload_perl() { 3981sub reload_perl() {
3583 # doing reload synchronously and two reloads happen back-to-back, 3982 # doing reload synchronously and two reloads happen back-to-back,
3584 # coro crashes during coro_state_free->destroy here. 3983 # coro crashes during coro_state_free->destroy here.
3585 3984
3985 $RELOAD_WATCHER ||= cf::async {
3986 Coro::AIO::aio_wait cache_extensions;
3987
3586 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3988 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587 do_reload_perl; 3989 do_reload_perl;
3588 undef $RELOAD_WATCHER; 3990 undef $RELOAD_WATCHER;
3991 };
3589 }; 3992 };
3590} 3993}
3591 3994
3592register_command "reload" => sub { 3995register_command "reload" => sub {
3593 my ($who, $arg) = @_; 3996 my ($who, $arg) = @_;
3599 reload_perl; 4002 reload_perl;
3600 }; 4003 };
3601 } 4004 }
3602}; 4005};
3603 4006
3604unshift @INC, $LIBDIR; 4007#############################################################################
3605 4008
3606my $bug_warning = 0; 4009my $bug_warning = 0;
3607 4010
3608our @WAIT_FOR_TICK; 4011our @WAIT_FOR_TICK;
3609our @WAIT_FOR_TICK_BEGIN; 4012our @WAIT_FOR_TICK_BEGIN;
3610 4013
3611sub wait_for_tick { 4014sub wait_for_tick {
3612 return if tick_inhibit;
3613 return if $Coro::current == $Coro::main; 4015 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3614 4016
3615 my $signal = new Coro::Signal; 4017 my $signal = new Coro::Signal;
3616 push @WAIT_FOR_TICK, $signal; 4018 push @WAIT_FOR_TICK, $signal;
3617 $signal->wait; 4019 $signal->wait;
3618} 4020}
3619 4021
3620sub wait_for_tick_begin { 4022sub wait_for_tick_begin {
3621 return if tick_inhibit;
3622 return if $Coro::current == $Coro::main; 4023 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3623 4024
3624 my $signal = new Coro::Signal; 4025 my $signal = new Coro::Signal;
3625 push @WAIT_FOR_TICK_BEGIN, $signal; 4026 push @WAIT_FOR_TICK_BEGIN, $signal;
3626 $signal->wait; 4027 $signal->wait;
3627} 4028}
3633 return; 4034 return;
3634 } 4035 }
3635 4036
3636 cf::server_tick; # one server iteration 4037 cf::server_tick; # one server iteration
3637 4038
4039 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4040
3638 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4041 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4042 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640 Coro::async_pool { 4043 Coro::async_pool {
3641 $Coro::current->{desc} = "runtime saver"; 4044 $Coro::current->{desc} = "runtime saver";
3642 write_runtime 4045 write_runtime_sync
3643 or warn "ERROR: unable to write runtime file: $!"; 4046 or error "ERROR: unable to write runtime file: $!";
3644 }; 4047 };
3645 } 4048 }
3646 4049
3647 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4050 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648 $sig->send; 4051 $sig->send;
3656 4059
3657 if (0) { 4060 if (0) {
3658 if ($NEXT_TICK) { 4061 if ($NEXT_TICK) {
3659 my $jitter = $TICK_START - $NEXT_TICK; 4062 my $jitter = $TICK_START - $NEXT_TICK;
3660 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4063 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661 warn "jitter $JITTER\n";#d# 4064 debug "jitter $JITTER\n";#d#
3662 } 4065 }
3663 } 4066 }
3664} 4067}
3665 4068
3666{ 4069{
3667 # configure BDB 4070 # configure BDB
3668 4071
3669 BDB::min_parallel 8; 4072 BDB::min_parallel 16;
3670 BDB::max_poll_reqs $TICK * 0.1; 4073 BDB::max_poll_reqs $TICK * 0.1;
3671 $Coro::BDB::WATCHER->priority (1); 4074 $AnyEvent::BDB::WATCHER->priority (1);
3672 4075
3673 unless ($DB_ENV) { 4076 unless ($DB_ENV) {
3674 $DB_ENV = BDB::db_env_create; 4077 $DB_ENV = BDB::db_env_create;
3675 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 4078 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676 | BDB::LOG_AUTOREMOVE, 1); 4079 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4080 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 4081 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 4082 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679 4083
3680 cf::sync_job { 4084 cf::sync_job {
3681 eval { 4085 eval {
3707{ 4111{
3708 # configure IO::AIO 4112 # configure IO::AIO
3709 4113
3710 IO::AIO::min_parallel 8; 4114 IO::AIO::min_parallel 8;
3711 IO::AIO::max_poll_time $TICK * 0.1; 4115 IO::AIO::max_poll_time $TICK * 0.1;
3712 $Coro::AIO::WATCHER->priority (1); 4116 undef $AnyEvent::AIO::WATCHER;
3713} 4117}
3714 4118
3715my $_log_backtrace; 4119my $_log_backtrace;
3716 4120
3717sub _log_backtrace { 4121sub _log_backtrace {
3720 $msg =~ s/\n//; 4124 $msg =~ s/\n//;
3721 4125
3722 # limit the # of concurrent backtraces 4126 # limit the # of concurrent backtraces
3723 if ($_log_backtrace < 2) { 4127 if ($_log_backtrace < 2) {
3724 ++$_log_backtrace; 4128 ++$_log_backtrace;
4129 my $perl_bt = Carp::longmess $msg;
3725 async { 4130 async {
3726 $Coro::current->{desc} = "abt $msg"; 4131 $Coro::current->{desc} = "abt $msg";
3727 4132
3728 my @bt = fork_call { 4133 my @bt = fork_call {
3729 @addr = map { sprintf "%x", $_ } @addr; 4134 @addr = map { sprintf "%x", $_ } @addr;
3740 } 4145 }
3741 4146
3742 @funcs 4147 @funcs
3743 }; 4148 };
3744 4149
3745 LOG llevInfo, "[ABT] $msg\n"; 4150 LOG llevInfo, "[ABT] $perl_bt\n";
4151 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746 LOG llevInfo, "[ABT] $_\n" for @bt; 4152 LOG llevInfo, "[ABT] $_\n" for @bt;
3747 --$_log_backtrace; 4153 --$_log_backtrace;
3748 }; 4154 };
3749 } else { 4155 } else {
3750 LOG llevInfo, "[ABT] $msg\n"; 4156 LOG llevInfo, "[ABT] $msg\n";
3751 LOG llevInfo, "[ABT] [suppressed]\n"; 4157 LOG llevInfo, "[ABT] [suppressed]\n";
3752 } 4158 }
3753} 4159}
3754 4160
3755# load additional modules 4161# load additional modules
3756use cf::pod; 4162require "cf/$_.pm" for @EXTRA_MODULES;
4163cf::_connect_to_perl_2;
3757 4164
3758END { cf::emergency_save } 4165END { cf::emergency_save }
3759 4166
37601 41671
3761 4168

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