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Revision 1.422 by root, Tue Apr 15 20:46:55 2008 UTC vs.
Revision 1.526 by root, Wed Apr 21 05:48:35 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
25use 5.10.0;
24use utf8; 26use utf8;
25use strict; 27use strict qw(vars subs);
26 28
27use Symbol; 29use Symbol;
28use List::Util; 30use List::Util;
29use Socket; 31use Socket;
30use EV 3.2; 32use EV;
31use Opcode; 33use Opcode;
32use Safe; 34use Safe;
33use Safe::Hole; 35use Safe::Hole;
34use Storable (); 36use Storable ();
37use Carp ();
35 38
39use Guard ();
36use Coro 4.50 (); 40use Coro ();
37use Coro::State; 41use Coro::State;
38use Coro::Handle; 42use Coro::Handle;
39use Coro::EV; 43use Coro::EV;
44use Coro::AnyEvent;
40use Coro::Timer; 45use Coro::Timer;
41use Coro::Signal; 46use Coro::Signal;
42use Coro::Semaphore; 47use Coro::Semaphore;
48use Coro::SemaphoreSet;
49use Coro::AnyEvent;
43use Coro::AIO; 50use Coro::AIO;
44use Coro::BDB; 51use Coro::BDB 1.6;
45use Coro::Storable; 52use Coro::Storable;
46use Coro::Util (); 53use Coro::Util ();
47 54
48use JSON::XS 2.01 (); 55use JSON::XS 2.01 ();
49use BDB (); 56use BDB ();
50use Data::Dumper; 57use Data::Dumper;
51use Digest::MD5;
52use Fcntl; 58use Fcntl;
53use YAML (); 59use YAML::XS ();
54use IO::AIO 2.51 (); 60use IO::AIO ();
55use Time::HiRes; 61use Time::HiRes;
56use Compress::LZF; 62use Compress::LZF;
57use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
58 66
59# configure various modules to our taste 67# configure various modules to our taste
60# 68#
61$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 70Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
71
72$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64 77
65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 78# strictly for debugging
79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66 80
67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68 82
69our %COMMAND = (); 83our %COMMAND = ();
70our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
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;
93 112
113our $OUTPUT_RATE_MIN = 4000;
114our $OUTPUT_RATE_MAX = 100000;
115
94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 116our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95our $AIO_POLL_WATCHER;
96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 117our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97our $NEXT_TICK; 118our $NEXT_TICK;
98our $USE_FSYNC = 1; # use fsync to write maps - default off 119our $USE_FSYNC = 1; # use fsync to write maps - default on
99 120
100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER; 121our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER; 122our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER; 123our $BDB_TRICKLE_WATCHER;
104our $DB_ENV; 124our $DB_ENV;
105 125
126our @EXTRA_MODULES = qw(pod match mapscript);
127
106our %CFG; 128our %CFG;
107 129
108our $UPTIME; $UPTIME ||= time; 130our $UPTIME; $UPTIME ||= time;
109our $RUNTIME; 131our $RUNTIME;
110our $NOW; 132our $NOW;
119our $LOAD; # a number between 0 (idle) and 1 (too many objects) 141our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120our $LOADAVG; # same thing, but with alpha-smoothing 142our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter 143our $JITTER; # average jitter
122our $TICK_START; # for load detecting purposes 144our $TICK_START; # for load detecting purposes
123 145
146our @POST_INIT;
147
148our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
149our $REALLY_UNLOOP; # never set to true, please :)
150
124binmode STDOUT; 151binmode STDOUT;
125binmode STDERR; 152binmode STDERR;
126 153
127# read virtual server time, if available 154# read virtual server time, if available
128unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 155unless ($RUNTIME || !-e $RUNTIMEFILE) {
129 open my $fh, "<", "$LOCALDIR/runtime" 156 open my $fh, "<", $RUNTIMEFILE
130 or die "unable to read runtime file: $!"; 157 or die "unable to read $RUNTIMEFILE file: $!";
131 $RUNTIME = <$fh> + 0.; 158 $RUNTIME = <$fh> + 0.;
132} 159}
160
161eval "sub TICK() { $TICK } 1" or die;
133 162
134mkdir $_ 163mkdir $_
135 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 164 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136 165
137our $EMERGENCY_POSITION; 166our $EMERGENCY_POSITION;
138 167
139sub cf::map::normalise; 168sub cf::map::normalise;
169
170sub in_main() {
171 $Coro::current == $Coro::main
172}
173
174#############################################################################
175
176%REFLECT = ();
177for (@REFLECT) {
178 my $reflect = JSON::XS::decode_json $_;
179 $REFLECT{$reflect->{class}} = $reflect;
180}
181
182# this is decidedly evil
183$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140 184
141############################################################################# 185#############################################################################
142 186
143=head2 GLOBAL VARIABLES 187=head2 GLOBAL VARIABLES
144 188
191returns directly I<after> the tick processing (and consequently, can only wake one process 235returns directly I<after> the tick processing (and consequently, can only wake one process
192per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 236per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193 237
194=item @cf::INVOKE_RESULTS 238=item @cf::INVOKE_RESULTS
195 239
196This array contains the results of the last C<invoke ()> call. When 240This array contains the results of the last C<invoke ()> call. When
197C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 241C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198that call. 242that call.
199 243
244=item %cf::REFLECT
245
246Contains, for each (C++) class name, a hash reference with information
247about object members (methods, scalars, arrays and flags) and other
248metadata, which is useful for introspection.
249
200=back 250=back
201 251
202=cut 252=cut
203 253
204BEGIN { 254$Coro::State::WARNHOOK = sub {
205 *CORE::GLOBAL::warn = sub {
206 my $msg = join "", @_; 255 my $msg = join "", @_;
207 256
208 $msg .= "\n" 257 $msg .= "\n"
209 unless $msg =~ /\n$/; 258 unless $msg =~ /\n$/;
210 259
211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 260 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212 261
213 LOG llevError, $msg; 262 LOG llevError, $msg;
214 }; 263};
215}
216 264
217$Coro::State::DIEHOOK = sub { 265$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "==" 266 return unless $^S eq 0; # "eq", not "=="
219 267
220 if ($Coro::current == $Coro::main) {#d# 268 warn Carp::longmess $_[0];
269
270 if (in_main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d# 271 warn "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d# 272 return;#d#
223 }#d# 273 }#d#
224 274
225 # kill coroutine otherwise 275 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate 276 Coro::terminate
228}; 277};
229
230$SIG{__DIE__} = sub { }; #d#?
231 278
232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 279@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 280@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 281@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 282@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
242for my $pkg (qw( 289for my $pkg (qw(
243 cf::global cf::attachable 290 cf::global cf::attachable
244 cf::object cf::object::player 291 cf::object cf::object::player
245 cf::client cf::player 292 cf::client cf::player
246 cf::arch cf::living 293 cf::arch cf::living
294 cf::map cf::mapspace
247 cf::map cf::party cf::region 295 cf::party cf::region
248)) { 296)) {
249 no strict 'refs';
250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 297 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251} 298}
252 299
253$EV::DIED = sub { 300$EV::DIED = sub {
254 warn "error in event callback: @_"; 301 Carp::cluck "error in event callback: @_";
255}; 302};
256 303
257############################################################################# 304#############################################################################
258 305
259=head2 UTILITY FUNCTIONS 306=head2 UTILITY FUNCTIONS
296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 343our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297 344
298sub encode_json($) { $json_coder->encode ($_[0]) } 345sub encode_json($) { $json_coder->encode ($_[0]) }
299sub decode_json($) { $json_coder->decode ($_[0]) } 346sub decode_json($) { $json_coder->decode ($_[0]) }
300 347
348=item cf::post_init { BLOCK }
349
350Execute the given codeblock, I<after> all extensions have been (re-)loaded,
351but I<before> the server starts ticking again.
352
353The cdoeblock will have a single boolean argument to indicate whether this
354is a reload or not.
355
356=cut
357
358sub post_init(&) {
359 push @POST_INIT, shift;
360}
361
301=item cf::lock_wait $string 362=item cf::lock_wait $string
302 363
303Wait until the given lock is available. See cf::lock_acquire. 364Wait until the given lock is available. See cf::lock_acquire.
304 365
305=item my $lock = cf::lock_acquire $string 366=item my $lock = cf::lock_acquire $string
306 367
307Wait until the given lock is available and then acquires it and returns 368Wait 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, 369a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309for example when the coroutine gets canceled), the lock is automatically 370for example when the coroutine gets canceled), the lock is automatically
310returned. 371returned.
311 372
312Locks are *not* recursive, locking from the same coro twice results in a 373Locks are *not* recursive, locking from the same coro twice results in a
313deadlocked coro. 374deadlocked coro.
319 380
320Return true if the lock is currently active, i.e. somebody has locked it. 381Return true if the lock is currently active, i.e. somebody has locked it.
321 382
322=cut 383=cut
323 384
324our %LOCK; 385our $LOCKS = new Coro::SemaphoreSet;
325our %LOCKER;#d#
326 386
327sub lock_wait($) { 387sub lock_wait($) {
328 my ($key) = @_; 388 $LOCKS->wait ($_[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} }, $Coro::current;
338 Coro::schedule;
339 }
340} 389}
341 390
342sub lock_acquire($) { 391sub lock_acquire($) {
343 my ($key) = @_; 392 $LOCKS->guard ($_[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} 393}
357 394
358sub lock_active($) { 395sub lock_active($) {
359 my ($key) = @_; 396 $LOCKS->count ($_[0]) < 1
360
361 ! ! $LOCK{$key}
362} 397}
363 398
364sub freeze_mainloop { 399sub freeze_mainloop {
365 tick_inhibit_inc; 400 tick_inhibit_inc;
366 401
367 Coro::guard \&tick_inhibit_dec; 402 &Guard::guard (\&tick_inhibit_dec);
368} 403}
369 404
370=item cf::periodic $interval, $cb 405=item cf::periodic $interval, $cb
371 406
372Like EV::periodic, but randomly selects a starting point so that the actions 407Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer. 408get spread over time.
374 409
375=cut 410=cut
376 411
377sub periodic($$) { 412sub periodic($$) {
378 my ($interval, $cb) = @_; 413 my ($interval, $cb) = @_;
395 430
396=cut 431=cut
397 432
398our @SLOT_QUEUE; 433our @SLOT_QUEUE;
399our $SLOT_QUEUE; 434our $SLOT_QUEUE;
435our $SLOT_DECAY = 0.9;
400 436
401$SLOT_QUEUE->cancel if $SLOT_QUEUE; 437$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402$SLOT_QUEUE = Coro::async { 438$SLOT_QUEUE = Coro::async {
403 $Coro::current->desc ("timeslot manager"); 439 $Coro::current->desc ("timeslot manager");
404 440
405 my $signal = new Coro::Signal; 441 my $signal = new Coro::Signal;
442 my $busy;
406 443
407 while () { 444 while () {
408 next_job: 445 next_job:
446
409 my $avail = cf::till_tick; 447 my $avail = cf::till_tick;
410 if ($avail > 0.01) { 448
411 for (0 .. $#SLOT_QUEUE) { 449 for (0 .. $#SLOT_QUEUE) {
412 if ($SLOT_QUEUE[$_][0] < $avail) { 450 if ($SLOT_QUEUE[$_][0] <= $avail) {
451 $busy = 0;
413 my $job = splice @SLOT_QUEUE, $_, 1, (); 452 my $job = splice @SLOT_QUEUE, $_, 1, ();
414 $job->[2]->send; 453 $job->[2]->send;
415 Coro::cede; 454 Coro::cede;
416 goto next_job; 455 goto next_job;
417 } 456 } else {
457 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418 } 458 }
419 } 459 }
420 460
421 if (@SLOT_QUEUE) { 461 if (@SLOT_QUEUE) {
422 # we do not use wait_for_tick() as it returns immediately when tick is inactive 462 # we do not use wait_for_tick() as it returns immediately when tick is inactive
423 push @cf::WAIT_FOR_TICK, $signal; 463 push @cf::WAIT_FOR_TICK, $signal;
424 $signal->wait; 464 $signal->wait;
425 } else { 465 } else {
466 $busy = 0;
426 Coro::schedule; 467 Coro::schedule;
427 } 468 }
428 } 469 }
429}; 470};
430 471
431sub get_slot($;$$) { 472sub get_slot($;$$) {
432 return if tick_inhibit; 473 return if tick_inhibit || $Coro::current == $Coro::main;
433 474
434 my ($time, $pri, $name) = @_; 475 my ($time, $pri, $name) = @_;
435 476
436 $time = $TICK * .6 if $time > $TICK * .6; 477 $time = clamp $time, 0.01, $TICK * .6;
478
437 my $sig = new Coro::Signal; 479 my $sig = new Coro::Signal;
438 480
439 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 481 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 482 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441 $SLOT_QUEUE->ready; 483 $SLOT_QUEUE->ready;
468 510
469sub sync_job(&) { 511sub sync_job(&) {
470 my ($job) = @_; 512 my ($job) = @_;
471 513
472 if ($Coro::current == $Coro::main) { 514 if ($Coro::current == $Coro::main) {
473 my $time = EV::time; 515 my $time = AE::time;
474 516
475 # this is the main coro, too bad, we have to block 517 # this is the main coro, too bad, we have to block
476 # till the operation succeeds, freezing the server :/ 518 # till the operation succeeds, freezing the server :/
477 519
478 LOG llevError, Carp::longmess "sync job";#d# 520 LOG llevError, Carp::longmess "sync job";#d#
495 } else { 537 } else {
496 EV::loop EV::LOOP_ONESHOT; 538 EV::loop EV::LOOP_ONESHOT;
497 } 539 }
498 } 540 }
499 541
500 my $time = EV::time - $time; 542 my $time = AE::time - $time;
501 543
502 $TICK_START += $time; # do not account sync jobs to server load 544 $TICK_START += $time; # do not account sync jobs to server load
503 545
504 wantarray ? @res : $res[0] 546 wantarray ? @res : $res[0]
505 } else { 547 } else {
549 reset_signals; 591 reset_signals;
550 &$cb 592 &$cb
551 }, @args; 593 }, @args;
552 594
553 wantarray ? @res : $res[-1] 595 wantarray ? @res : $res[-1]
596}
597
598sub objinfo {
599 (
600 "counter value" => cf::object::object_count,
601 "objects created" => cf::object::create_count,
602 "objects destroyed" => cf::object::destroy_count,
603 "freelist size" => cf::object::free_count,
604 "allocated objects" => cf::object::objects_size,
605 "active objects" => cf::object::actives_size,
606 )
554} 607}
555 608
556=item $coin = coin_from_name $name 609=item $coin = coin_from_name $name
557 610
558=cut 611=cut
724 777
725############################################################################# 778#############################################################################
726 779
727=head2 ATTACHABLE OBJECTS 780=head2 ATTACHABLE OBJECTS
728 781
729Many objects in crossfire are so-called attachable objects. That means you can 782Many objects in deliantra are so-called attachable objects. That means you can
730attach callbacks/event handlers (a collection of which is called an "attachment") 783attach callbacks/event handlers (a collection of which is called an "attachment")
731to it. All such attachable objects support the following methods. 784to it. All such attachable objects support the following methods.
732 785
733In the following description, CLASS can be any of C<global>, C<object> 786In the following description, CLASS can be any of C<global>, C<object>
734C<player>, C<client> or C<map> (i.e. the attachable objects in 787C<player>, C<client> or C<map> (i.e. the attachable objects in
784=item cf::CLASS::attachment $name, ... 837=item cf::CLASS::attachment $name, ...
785 838
786Register an attachment by C<$name> through which attachable objects of the 839Register an attachment by C<$name> through which attachable objects of the
787given CLASS can refer to this attachment. 840given CLASS can refer to this attachment.
788 841
789Some classes such as crossfire maps and objects can specify attachments 842Some classes such as deliantra maps and objects can specify attachments
790that are attached at load/instantiate time, thus the need for a name. 843that are attached at load/instantiate time, thus the need for a name.
791 844
792These calls expect any number of the following handler/hook descriptions: 845These calls expect any number of the following handler/hook descriptions:
793 846
794=over 4 847=over 4
1085 1138
1086sub reattach { 1139sub reattach {
1087 # basically do the same as instantiate, without calling instantiate 1140 # basically do the same as instantiate, without calling instantiate
1088 my ($obj) = @_; 1141 my ($obj) = @_;
1089 1142
1143 # no longer needed after getting rid of delete_package?
1090 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1144 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091 1145
1092 my $registry = $obj->registry; 1146 my $registry = $obj->registry;
1093 1147
1094 @$registry = (); 1148 @$registry = ();
1095 1149
1141 utf8::decode (my $decname = $filename); 1195 utf8::decode (my $decname = $filename);
1142 warn sprintf "saving %s (%d,%d)\n", 1196 warn sprintf "saving %s (%d,%d)\n",
1143 $decname, length $$rdata, scalar @$objs; 1197 $decname, length $$rdata, scalar @$objs;
1144 1198
1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1199 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146 chmod SAVE_MODE, $fh; 1200 aio_chmod $fh, SAVE_MODE;
1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1201 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148 aio_fsync $fh if $cf::USE_FSYNC; 1202 if ($cf::USE_FSYNC) {
1203 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;
1204 aio_fsync $fh;
1205 }
1149 close $fh; 1206 aio_close $fh;
1150 1207
1151 if (@$objs) { 1208 if (@$objs) {
1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1209 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153 chmod SAVE_MODE, $fh; 1210 aio_chmod $fh, SAVE_MODE;
1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1211 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155 aio_write $fh, 0, (length $data), $data, 0; 1212 aio_write $fh, 0, (length $data), $data, 0;
1156 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 }
1157 close $fh; 1217 aio_close $fh;
1158 aio_rename "$filename.pst~", "$filename.pst"; 1218 aio_rename "$filename.pst~", "$filename.pst";
1159 } 1219 }
1160 } else { 1220 } else {
1161 aio_unlink "$filename.pst"; 1221 aio_unlink "$filename.pst";
1162 } 1222 }
1163 1223
1164 aio_rename "$filename~", $filename; 1224 aio_rename "$filename~", $filename;
1225
1226 $filename =~ s%/[^/]+$%%;
1227 aio_pathsync $filename if $cf::USE_FSYNC;
1165 } else { 1228 } else {
1166 warn "FATAL: $filename~: $!\n"; 1229 warn "unable to save objects: $filename~: $!\n";
1167 } 1230 }
1168 } else { 1231 } else {
1169 aio_unlink $filename; 1232 aio_unlink $filename;
1170 aio_unlink "$filename.pst"; 1233 aio_unlink "$filename.pst";
1171 } 1234 }
1262 my ($name, $cb) = @_; 1325 my ($name, $cb) = @_;
1263 1326
1264 $EXTICMD{$name} = $cb; 1327 $EXTICMD{$name} = $cb;
1265} 1328}
1266 1329
1330use File::Glob ();
1331
1267cf::player->attach ( 1332cf::player->attach (
1268 on_command => sub { 1333 on_unknown_command => sub {
1269 my ($pl, $name, $params) = @_; 1334 my ($pl, $name, $params) = @_;
1270 1335
1271 my $cb = $COMMAND{$name} 1336 my $cb = $COMMAND{$name}
1272 or return; 1337 or return;
1273 1338
1303 1368
1304 cf::override; 1369 cf::override;
1305 }, 1370 },
1306); 1371);
1307 1372
1373# "readahead" all extensions
1374sub cache_extensions {
1375 my $grp = IO::AIO::aio_group;
1376
1377 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1378 for (grep /\.ext$/, @{$_[0]}) {
1379 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1380 }
1381 };
1382
1383 $grp
1384}
1385
1308sub load_extensions { 1386sub load_extensions {
1309 cf::sync_job { 1387 cf::sync_job {
1310 my %todo; 1388 my %todo;
1311 1389
1312 for my $path (<$LIBDIR/*.ext>) { 1390 for my $path (<$LIBDIR/*.ext>) {
1331 1409
1332 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1410 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1411 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334 1412
1335 $ext{source} = 1413 $ext{source} =
1336 "package $pkg; use strict; use utf8;\n" 1414 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337 . "#line 1 \"$path\"\n{\n" 1415 . "#line 1 \"$path\"\n{\n"
1338 . $source 1416 . $source
1339 . "\n};\n1"; 1417 . "\n};\n1";
1340 1418
1341 $todo{$base} = \%ext; 1419 $todo{$base} = \%ext;
1342 } 1420 }
1343 1421
1422 my $pass = 0;
1344 my %done; 1423 my %done;
1345 while (%todo) { 1424 while (%todo) {
1346 my $progress; 1425 my $progress;
1347 1426
1427 ++$pass;
1428
1429 ext:
1348 while (my ($k, $v) = each %todo) { 1430 while (my ($k, $v) = each %todo) {
1349 for (split /,\s*/, $v->{meta}{depends}) { 1431 for (split /,\s*/, $v->{meta}{depends}) {
1350 goto skip 1432 next ext
1351 unless exists $done{$_}; 1433 unless exists $done{$_};
1352 } 1434 }
1353 1435
1354 warn "... loading '$k' into '$v->{pkg}'\n"; 1436 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355 1437
1356 unless (eval $v->{source}) { 1438 my $active = eval $v->{source};
1439
1440 if (length $@) {
1357 my $msg = $@ ? "$v->{path}: $@\n" 1441 warn "$v->{path}: $@\n";
1358 : "$v->{base}: extension inactive.\n";
1359 1442
1360 if (exists $v->{meta}{mandatory}) {
1361 warn $msg;
1362 cf::cleanup "mandatory extension failed to load, exiting."; 1443 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363 } 1444 if exists $v->{meta}{mandatory};
1364 1445
1365 warn $msg; 1446 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1447 delete $todo{$k};
1448 } else {
1449 $done{$k} = delete $todo{$k};
1450 push @EXTS, $v->{pkg};
1451 $progress = 1;
1452
1453 warn "$v->{base}: extension inactive.\n"
1454 unless $active;
1366 } 1455 }
1367
1368 $done{$k} = delete $todo{$k};
1369 push @EXTS, $v->{pkg};
1370 $progress = 1;
1371 } 1456 }
1372 1457
1373 skip: 1458 unless ($progress) {
1374 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1459 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375 unless $progress; 1460
1461 while (my ($k, $v) = each %todo) {
1462 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1463 if exists $v->{meta}{mandatory};
1464 }
1465 }
1376 } 1466 }
1377 }; 1467 };
1378} 1468}
1379 1469
1380############################################################################# 1470#############################################################################
1381 1471
1382=back 1472=back
1383 1473
1384=head2 CORE EXTENSIONS 1474=head2 CORE EXTENSIONS
1385 1475
1386Functions and methods that extend core crossfire objects. 1476Functions and methods that extend core deliantra objects.
1387 1477
1388=cut 1478=cut
1389 1479
1390package cf::player; 1480package cf::player;
1391 1481
1434 1524
1435sub exists($) { 1525sub exists($) {
1436 my ($login) = @_; 1526 my ($login) = @_;
1437 1527
1438 $cf::PLAYER{$login} 1528 $cf::PLAYER{$login}
1439 or cf::sync_job { !aio_stat path $login } 1529 or !aio_stat path $login
1440} 1530}
1441 1531
1442sub find($) { 1532sub find($) {
1443 return $cf::PLAYER{$_[0]} || do { 1533 return $cf::PLAYER{$_[0]} || do {
1444 my $login = $_[0]; 1534 my $login = $_[0];
1456 my $f = new_from_file cf::object::thawer path $login 1546 my $f = new_from_file cf::object::thawer path $login
1457 or return; 1547 or return;
1458 1548
1459 my $pl = cf::player::load_pl $f 1549 my $pl = cf::player::load_pl $f
1460 or return; 1550 or return;
1551
1461 local $cf::PLAYER_LOADING{$login} = $pl; 1552 local $cf::PLAYER_LOADING{$login} = $pl;
1462 $f->resolve_delayed_derefs; 1553 $f->resolve_delayed_derefs;
1463 $cf::PLAYER{$login} = $pl 1554 $cf::PLAYER{$login} = $pl
1464 } 1555 }
1465 } 1556 }
1466} 1557}
1467 1558
1559cf::player->attach (
1560 on_load => sub {
1561 my ($pl, $path) = @_;
1562
1563 # restore slots saved in save, below
1564 my $slots = delete $pl->{_slots};
1565
1566 $pl->ob->current_weapon ($slots->[0]);
1567 $pl->combat_ob ($slots->[1]);
1568 $pl->ranged_ob ($slots->[2]);
1569 },
1570);
1571
1468sub save($) { 1572sub save($) {
1469 my ($pl) = @_; 1573 my ($pl) = @_;
1470 1574
1471 return if $pl->{deny_save}; 1575 return if $pl->{deny_save};
1472 1576
1477 1581
1478 aio_mkdir playerdir $pl, 0770; 1582 aio_mkdir playerdir $pl, 0770;
1479 $pl->{last_save} = $cf::RUNTIME; 1583 $pl->{last_save} = $cf::RUNTIME;
1480 1584
1481 cf::get_slot 0.01; 1585 cf::get_slot 0.01;
1586
1587 # save slots, to be restored later
1588 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482 1589
1483 $pl->save_pl ($path); 1590 $pl->save_pl ($path);
1484 cf::cede_to_tick; 1591 cf::cede_to_tick;
1485} 1592}
1486 1593
1518 my ($pl) = @_; 1625 my ($pl) = @_;
1519 1626
1520 my $name = $pl->ob->name; 1627 my $name = $pl->ob->name;
1521 1628
1522 $pl->{deny_save} = 1; 1629 $pl->{deny_save} = 1;
1523 $pl->password ("*"); # this should lock out the player until we nuked the dir 1630 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1524 1631
1525 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1632 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526 $pl->deactivate; 1633 $pl->deactivate;
1634 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1635 $pl->ob->check_score;
1527 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1636 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1528 $pl->ns->destroy if $pl->ns; 1637 $pl->ns->destroy if $pl->ns;
1529 1638
1530 my $path = playerdir $pl; 1639 my $path = playerdir $pl;
1531 my $temp = "$path~$cf::RUNTIME~deleting~"; 1640 my $temp = "$path~$cf::RUNTIME~deleting~";
1570 1679
1571 for my $login (@$dirs) { 1680 for my $login (@$dirs) {
1572 my $path = path $login; 1681 my $path = path $login;
1573 1682
1574 # a .pst is a dead give-away for a valid player 1683 # a .pst is a dead give-away for a valid player
1575 unless (-e "$path.pst") { 1684 # if no pst file found, open and chekc for blocked users
1685 if (aio_stat "$path.pst") {
1576 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1686 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577 aio_read $fh, 0, 512, my $buf, 0 or next; 1687 aio_read $fh, 0, 512, my $buf, 0 or next;
1578 $buf !~ /^password -------------$/m or next; # official not-valid tag 1688 $buf !~ /^password -------------$/m or next; # official not-valid tag
1579 } 1689 }
1580 1690
1584 1694
1585 \@logins 1695 \@logins
1586} 1696}
1587 1697
1588=item $player->maps 1698=item $player->maps
1699
1700=item cf::player::maps $login
1589 1701
1590Returns an arrayref of map paths that are private for this 1702Returns an arrayref of map paths that are private for this
1591player. May block. 1703player. May block.
1592 1704
1593=cut 1705=cut
1611 } 1723 }
1612 1724
1613 \@paths 1725 \@paths
1614} 1726}
1615 1727
1616=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1728=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617 1729
1618Expand crossfire pod fragments into protocol xml. 1730Expand deliantra pod fragments into protocol xml.
1619
1620=cut
1621
1622use re 'eval';
1623
1624my $group;
1625my $interior; $interior = qr{
1626 # match a pod interior sequence sans C<< >>
1627 (?:
1628 \ (.*?)\ (?{ $group = $^N })
1629 | < (??{$interior}) >
1630 )
1631}x;
1632
1633sub expand_cfpod {
1634 my ($self, $pod) = @_;
1635
1636 my $xml;
1637
1638 while () {
1639 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640 $group = $1;
1641
1642 $group =~ s/&/&amp;/g;
1643 $group =~ s/</&lt;/g;
1644
1645 $xml .= $group;
1646 } elsif ($pod =~ m%\G
1647 ([BCGHITU])
1648 <
1649 (?:
1650 ([^<>]*) (?{ $group = $^N })
1651 | < $interior >
1652 )
1653 >
1654 %gcsx
1655 ) {
1656 my ($code, $data) = ($1, $group);
1657
1658 if ($code eq "B") {
1659 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660 } elsif ($code eq "I") {
1661 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662 } elsif ($code eq "U") {
1663 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664 } elsif ($code eq "C") {
1665 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666 } elsif ($code eq "T") {
1667 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668 } elsif ($code eq "G") {
1669 my ($male, $female) = split /\|/, $data;
1670 $data = $self->gender ? $female : $male;
1671 $xml .= expand_cfpod ($self, $data);
1672 } elsif ($code eq "H") {
1673 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675 "")
1676 [$self->{hintmode}];
1677 } else {
1678 $xml .= "error processing '$code($data)' directive";
1679 }
1680 } else {
1681 if ($pod =~ /\G(.+)/) {
1682 warn "parse error while expanding $pod (at $1)";
1683 }
1684 last;
1685 }
1686 }
1687
1688 for ($xml) {
1689 # create single paragraphs (very hackish)
1690 s/(?<=\S)\n(?=\w)/ /g;
1691
1692 # compress some whitespace
1693 s/\s+\n/\n/g; # ws line-ends
1694 s/\n\n+/\n/g; # double lines
1695 s/^\n+//; # beginning lines
1696 s/\n+$//; # ending lines
1697 }
1698
1699 $xml
1700}
1701
1702no re 'eval';
1703
1704sub hintmode {
1705 $_[0]{hintmode} = $_[1] if @_ > 1;
1706 $_[0]{hintmode}
1707}
1708 1731
1709=item $player->ext_reply ($msgid, @msg) 1732=item $player->ext_reply ($msgid, @msg)
1710 1733
1711Sends an ext reply to the player. 1734Sends an ext reply to the player.
1712 1735
1744 1767
1745=cut 1768=cut
1746 1769
1747sub find_by_path($) { 1770sub find_by_path($) {
1748 my ($path) = @_; 1771 my ($path) = @_;
1772
1773 $path =~ s/^~[^\/]*//; # skip ~login
1749 1774
1750 my ($match, $specificity); 1775 my ($match, $specificity);
1751 1776
1752 for my $region (list) { 1777 for my $region (list) {
1753 if ($region->{match} && $path =~ $region->{match}) { 1778 if ($region->{match} && $path =~ $region->{match}) {
1785 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1810 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786 1811
1787 # mit "rum" bekleckern, nicht 1812 # mit "rum" bekleckern, nicht
1788 $self->_create_random_map ( 1813 $self->_create_random_map (
1789 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1814 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1815 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1816 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792 $rmp->{exit_on_final_map}, 1817 $rmp->{exit_on_final_map},
1793 $rmp->{xsize}, $rmp->{ysize}, 1818 $rmp->{xsize}, $rmp->{ysize},
1794 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1819 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1820 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1817 1842
1818 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1843 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819} 1844}
1820 1845
1821# also paths starting with '/' 1846# also paths starting with '/'
1822$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1847$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823 1848
1824sub thawer_merge { 1849sub thawer_merge {
1825 my ($self, $merge) = @_; 1850 my ($self, $merge) = @_;
1826 1851
1827 # we have to keep some variables in memory intact 1852 # we have to keep some variables in memory intact
1925 1950
1926 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 1951 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927 "$UNIQUEDIR/$path" 1952 "$UNIQUEDIR/$path"
1928} 1953}
1929 1954
1930# and all this just because we cannot iterate over
1931# all maps in C++...
1932sub change_all_map_light {
1933 my ($change) = @_;
1934
1935 $_->change_map_light ($change)
1936 for grep $_->outdoor, values %cf::MAP;
1937}
1938
1939sub decay_objects { 1955sub decay_objects {
1940 my ($self) = @_; 1956 my ($self) = @_;
1941 1957
1942 return if $self->{deny_reset}; 1958 return if $self->{deny_reset};
1943 1959
2025sub find { 2041sub find {
2026 my ($path, $origin) = @_; 2042 my ($path, $origin) = @_;
2027 2043
2028 $path = normalise $path, $origin && $origin->path; 2044 $path = normalise $path, $origin && $origin->path;
2029 2045
2030 cf::lock_wait "map_data:$path";#d#remove 2046 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031 cf::lock_wait "map_find:$path"; 2047 my $guard2 = cf::lock_acquire "map_find:$path";
2032 2048
2033 $cf::MAP{$path} || do { 2049 $cf::MAP{$path} || do {
2034 my $guard1 = cf::lock_acquire "map_find:$path";
2035 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037 my $map = new_from_path cf::map $path 2050 my $map = new_from_path cf::map $path
2038 or return; 2051 or return;
2039 2052
2040 $map->{last_save} = $cf::RUNTIME; 2053 $map->{last_save} = $cf::RUNTIME;
2041 2054
2043 or return; 2056 or return;
2044 2057
2045 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2058 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046 # doing this can freeze the server in a sync job, obviously 2059 # doing this can freeze the server in a sync job, obviously
2047 #$cf::WAIT_FOR_TICK->wait; 2060 #$cf::WAIT_FOR_TICK->wait;
2061 undef $guard2;
2048 undef $guard1; 2062 undef $guard1;
2049 undef $guard2;
2050 $map->reset; 2063 $map->reset;
2051 return find $path; 2064 return find $path;
2052 } 2065 }
2053 2066
2054 $cf::MAP{$path} = $map 2067 $cf::MAP{$path} = $map
2055 } 2068 }
2056} 2069}
2057 2070
2058sub pre_load { } 2071sub pre_load { }
2059sub post_load { } 2072#sub post_load { } # XS
2060 2073
2061sub load { 2074sub load {
2062 my ($self) = @_; 2075 my ($self) = @_;
2063 2076
2064 local $self->{deny_reset} = 1; # loading can take a long time 2077 local $self->{deny_reset} = 1; # loading can take a long time
2081 my $f = new_from_file cf::object::thawer $self->{load_path}; 2094 my $f = new_from_file cf::object::thawer $self->{load_path};
2082 $f->skip_block; 2095 $f->skip_block;
2083 $self->_load_objects ($f) 2096 $self->_load_objects ($f)
2084 or return; 2097 or return;
2085 2098
2086 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2099 $self->post_load_original
2087 if delete $self->{load_original}; 2100 if delete $self->{load_original};
2088 2101
2089 if (my $uniq = $self->uniq_path) { 2102 if (my $uniq = $self->uniq_path) {
2090 utf8::encode $uniq; 2103 utf8::encode $uniq;
2091 unless (aio_stat $uniq) { 2104 unless (aio_stat $uniq) {
2109 unless ($self->{deny_activate}) { 2122 unless ($self->{deny_activate}) {
2110 $self->decay_objects; 2123 $self->decay_objects;
2111 $self->fix_auto_apply; 2124 $self->fix_auto_apply;
2112 $self->update_buttons; 2125 $self->update_buttons;
2113 cf::cede_to_tick; 2126 cf::cede_to_tick;
2114 $self->set_darkness_map;
2115 cf::cede_to_tick;
2116 $self->activate; 2127 $self->activate;
2117 } 2128 }
2118 2129
2119 $self->{last_save} = $cf::RUNTIME; 2130 $self->{last_save} = $cf::RUNTIME;
2120 $self->last_access ($cf::RUNTIME); 2131 $self->last_access ($cf::RUNTIME);
2123 } 2134 }
2124 2135
2125 $self->post_load; 2136 $self->post_load;
2126} 2137}
2127 2138
2139# customize the map for a given player, i.e.
2140# return the _real_ map. used by e.g. per-player
2141# maps to change the path to ~playername/mappath
2128sub customise_for { 2142sub customise_for {
2129 my ($self, $ob) = @_; 2143 my ($self, $ob) = @_;
2130 2144
2131 return find "~" . $ob->name . "/" . $self->{path} 2145 return find "~" . $ob->name . "/" . $self->{path}
2132 if $self->per_player; 2146 if $self->per_player;
2209 $MAP_PREFETCHER->prio (6); 2223 $MAP_PREFETCHER->prio (6);
2210 2224
2211 () 2225 ()
2212} 2226}
2213 2227
2228# common code, used by both ->save and ->swapout
2214sub save { 2229sub _save {
2215 my ($self) = @_; 2230 my ($self) = @_;
2216
2217 my $lock = cf::lock_acquire "map_data:$self->{path}";
2218 2231
2219 $self->{last_save} = $cf::RUNTIME; 2232 $self->{last_save} = $cf::RUNTIME;
2220 2233
2221 return unless $self->dirty; 2234 return unless $self->dirty;
2222 2235
2242 } else { 2255 } else {
2243 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2256 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244 } 2257 }
2245} 2258}
2246 2259
2260sub save {
2261 my ($self) = @_;
2262
2263 my $lock = cf::lock_acquire "map_data:$self->{path}";
2264
2265 $self->_save;
2266}
2267
2247sub swap_out { 2268sub swap_out {
2248 my ($self) = @_; 2269 my ($self) = @_;
2249 2270
2250 # save first because save cedes
2251 $self->save;
2252
2253 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2271 my $lock = cf::lock_acquire "map_data:$self->{path}";
2254 2272
2255 return if $self->players;
2256 return if $self->in_memory != cf::MAP_ACTIVE; 2273 return if $self->in_memory != cf::MAP_ACTIVE;
2257 return if $self->{deny_save}; 2274 return if $self->{deny_save};
2275 return if $self->players;
2258 2276
2277 # first deactivate the map and "unlink" it from the core
2278 $self->deactivate;
2279 $_->clear_links_to ($self) for values %cf::MAP;
2259 $self->in_memory (cf::MAP_SWAPPED); 2280 $self->in_memory (cf::MAP_SWAPPED);
2281
2282 # then atomically save
2283 $self->_save;
2284
2285 # then free the map
2286 $self->clear;
2287}
2288
2289sub reset_at {
2290 my ($self) = @_;
2291
2292 # TODO: safety, remove and allow resettable per-player maps
2293 return 1e99 if $self->{deny_reset};
2294
2295 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2296 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2297
2298 $time + $to
2299}
2300
2301sub should_reset {
2302 my ($self) = @_;
2303
2304 $self->reset_at <= $cf::RUNTIME
2305}
2306
2307sub reset {
2308 my ($self) = @_;
2309
2310 my $lock = cf::lock_acquire "map_data:$self->{path}";
2311
2312 return if $self->players;
2313
2314 warn "resetting map ", $self->path, "\n";
2315
2316 $self->in_memory (cf::MAP_SWAPPED);
2317
2318 # need to save uniques path
2319 unless ($self->{deny_save}) {
2320 my $uniq = $self->uniq_path; utf8::encode $uniq;
2321
2322 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2323 if $uniq;
2324 }
2325
2326 delete $cf::MAP{$self->path};
2260 2327
2261 $self->deactivate; 2328 $self->deactivate;
2262 $_->clear_links_to ($self) for values %cf::MAP; 2329 $_->clear_links_to ($self) for values %cf::MAP;
2263 $self->clear; 2330 $self->clear;
2264}
2265
2266sub reset_at {
2267 my ($self) = @_;
2268
2269 # TODO: safety, remove and allow resettable per-player maps
2270 return 1e99 if $self->{deny_reset};
2271
2272 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275 $time + $to
2276}
2277
2278sub should_reset {
2279 my ($self) = @_;
2280
2281 $self->reset_at <= $cf::RUNTIME
2282}
2283
2284sub reset {
2285 my ($self) = @_;
2286
2287 my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289 return if $self->players;
2290
2291 warn "resetting map ", $self->path;
2292
2293 $self->in_memory (cf::MAP_SWAPPED);
2294
2295 # need to save uniques path
2296 unless ($self->{deny_save}) {
2297 my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2300 if $uniq;
2301 }
2302
2303 delete $cf::MAP{$self->path};
2304
2305 $self->deactivate;
2306 $_->clear_links_to ($self) for values %cf::MAP;
2307 $self->clear;
2308 2331
2309 $self->unlink_save; 2332 $self->unlink_save;
2310 $self->destroy; 2333 $self->destroy;
2311} 2334}
2312 2335
2320 2343
2321 delete $cf::MAP{$self->path}; 2344 delete $cf::MAP{$self->path};
2322 2345
2323 $self->unlink_save; 2346 $self->unlink_save;
2324 2347
2325 bless $self, "cf::map"; 2348 bless $self, "cf::map::wrap";
2326 delete $self->{deny_reset}; 2349 delete $self->{deny_reset};
2327 $self->{deny_save} = 1; 2350 $self->{deny_save} = 1;
2328 $self->reset_timeout (1); 2351 $self->reset_timeout (1);
2329 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2352 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330 2353
2387 : normalise $_ 2410 : normalise $_
2388 } @{ aio_readdir $UNIQUEDIR or [] } 2411 } @{ aio_readdir $UNIQUEDIR or [] }
2389 ] 2412 ]
2390} 2413}
2391 2414
2415=item cf::map::static_maps
2416
2417Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2418file in the shared directory excluding F</styles> and F</editor>). May
2419block.
2420
2421=cut
2422
2423sub static_maps() {
2424 my @dirs = "";
2425 my @maps;
2426
2427 while (@dirs) {
2428 my $dir = shift @dirs;
2429
2430 next if $dir eq "/styles" || $dir eq "/editor";
2431
2432 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2433 or return;
2434
2435 for (@$files) {
2436 s/\.map$// or next;
2437 utf8::decode $_;
2438 push @maps, "$dir/$_";
2439 }
2440
2441 push @dirs, map "$dir/$_", @$dirs;
2442 }
2443
2444 \@maps
2445}
2446
2392=back 2447=back
2393 2448
2394=head3 cf::object 2449=head3 cf::object
2395 2450
2396=cut 2451=cut
2457can be C<undef>. Does the right thing when the player is currently in a 2512can be C<undef>. Does the right thing when the player is currently in a
2458dialogue with the given NPC character. 2513dialogue with the given NPC character.
2459 2514
2460=cut 2515=cut
2461 2516
2517our $SAY_CHANNEL = {
2518 id => "say",
2519 title => "Map",
2520 reply => "say ",
2521 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2522};
2523
2524our $CHAT_CHANNEL = {
2525 id => "chat",
2526 title => "Chat",
2527 reply => "chat ",
2528 tooltip => "Player chat and shouts, global to the server.",
2529};
2530
2462# rough implementation of a future "reply" method that works 2531# rough implementation of a future "reply" method that works
2463# with dialog boxes. 2532# with dialog boxes.
2464#TODO: the first argument must go, split into a $npc->reply_to ( method 2533#TODO: the first argument must go, split into a $npc->reply_to ( method
2465sub cf::object::player::reply($$$;$) { 2534sub cf::object::player::reply($$$;$) {
2466 my ($self, $npc, $msg, $flags) = @_; 2535 my ($self, $npc, $msg, $flags) = @_;
2477 my $dialog = $pl->{npc_dialog}; 2546 my $dialog = $pl->{npc_dialog};
2478 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2547 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479 2548
2480 } else { 2549 } else {
2481 $msg = $npc->name . " says: $msg" if $npc; 2550 $msg = $npc->name . " says: $msg" if $npc;
2482 $self->message ($msg, $flags); 2551 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483 } 2552 }
2484 } 2553 }
2485} 2554}
2486 2555
2487=item $object->send_msg ($channel, $msg, $color, [extra...]) 2556=item $object->send_msg ($channel, $msg, $color, [extra...])
2512 2581
2513=item $player_object->enter_link 2582=item $player_object->enter_link
2514 2583
2515Freezes the player and moves him/her to a special map (C<{link}>). 2584Freezes the player and moves him/her to a special map (C<{link}>).
2516 2585
2517The player should be reasonably safe there for short amounts of time. You 2586The player should be reasonably safe there for short amounts of time (e.g.
2518I<MUST> call C<leave_link> as soon as possible, though. 2587for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2588though, as the palyer cannot control the character while it is on the link
2589map.
2519 2590
2520Will never block. 2591Will never block.
2521 2592
2522=item $player_object->leave_link ($map, $x, $y) 2593=item $player_object->leave_link ($map, $x, $y)
2523 2594
2548 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2619 return if UNIVERSAL::isa $self->map, "ext::map_link";
2549 2620
2550 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2621 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551 if $self->map && $self->map->{path} ne "{link}"; 2622 if $self->map && $self->map->{path} ne "{link}";
2552 2623
2553 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2624 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2554} 2625}
2555 2626
2556sub cf::object::player::leave_link { 2627sub cf::object::player::leave_link {
2557 my ($self, $map, $x, $y) = @_; 2628 my ($self, $map, $x, $y) = @_;
2558 2629
2575 ($x, $y) = (-1, -1) 2646 ($x, $y) = (-1, -1)
2576 unless (defined $x) && (defined $y); 2647 unless (defined $x) && (defined $y);
2577 2648
2578 # use -1 or undef as default coordinates, not 0, 0 2649 # use -1 or undef as default coordinates, not 0, 0
2579 ($x, $y) = ($map->enter_x, $map->enter_y) 2650 ($x, $y) = ($map->enter_x, $map->enter_y)
2580 if $x <=0 && $y <= 0; 2651 if $x <= 0 && $y <= 0;
2581 2652
2582 $map->load; 2653 $map->load;
2583 $map->load_neighbours; 2654 $map->load_neighbours;
2584 2655
2585 return unless $self->contr->active; 2656 return unless $self->contr->active;
2586 $self->activate_recursive;
2587 2657
2588 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2658 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589 $self->enter_map ($map, $x, $y); 2659 $self->enter_map ($map, $x, $y);
2660
2661 # only activate afterwards, to support waiting in hooks
2662 $self->activate_recursive;
2663# unless exists $self->{_link_pos}; # maybe we re in-flight again
2590} 2664}
2591 2665
2592=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2666=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593 2667
2594Moves the player to the given map-path and coordinates by first freezing 2668Moves the player to the given map-path and coordinates by first freezing
2595her, loading and preparing them map, calling the provided $check callback 2669her, loading and preparing them map, calling the provided $check callback
2596that has to return the map if sucecssful, and then unfreezes the player on 2670that has to return the map if sucecssful, and then unfreezes the player on
2597the new (success) or old (failed) map position. In either case, $done will 2671the new (success) or old (failed) map position. In either case, $done will
2598be called at the end of this process. 2672be called at the end of this process.
2673
2674Note that $check will be called with a potentially non-loaded map, so if
2675it needs a loaded map it has to call C<< ->load >>.
2599 2676
2600=cut 2677=cut
2601 2678
2602our $GOTOGEN; 2679our $GOTOGEN;
2603 2680
2682} 2759}
2683 2760
2684sub prepare_random_map { 2761sub prepare_random_map {
2685 my ($exit) = @_; 2762 my ($exit) = @_;
2686 2763
2687 my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689 # all this does is basically replace the /! path by 2764 # all this does is basically replace the /! path by
2690 # a new random map path (?random/...) with a seed 2765 # a new random map path (?random/...) with a seed
2691 # that depends on the exit object 2766 # that depends on the exit object
2692 2767
2693 my $rmp = parse_random_map_params $exit->msg; 2768 my $rmp = parse_random_map_params $exit->msg;
2695 if ($exit->map) { 2770 if ($exit->map) {
2696 $rmp->{region} = $exit->region->name; 2771 $rmp->{region} = $exit->region->name;
2697 $rmp->{origin_map} = $exit->map->path; 2772 $rmp->{origin_map} = $exit->map->path;
2698 $rmp->{origin_x} = $exit->x; 2773 $rmp->{origin_x} = $exit->x;
2699 $rmp->{origin_y} = $exit->y; 2774 $rmp->{origin_y} = $exit->y;
2775
2776 $exit->map->touch;
2700 } 2777 }
2701 2778
2702 $rmp->{random_seed} ||= $exit->random_seed; 2779 $rmp->{random_seed} ||= $exit->random_seed;
2703 2780
2704 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp); 2781 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2708 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2785 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709 aio_write $fh, 0, (length $data), $data, 0; 2786 aio_write $fh, 0, (length $data), $data, 0;
2710 undef $fh; 2787 undef $fh;
2711 aio_rename "$meta~", $meta; 2788 aio_rename "$meta~", $meta;
2712 2789
2790 my $slaying = "?random/$md5";
2791
2792 if ($exit->valid) {
2713 $exit->slaying ("?random/$md5"); 2793 $exit->slaying ("?random/$md5");
2714 $exit->msg (undef); 2794 $exit->msg (undef);
2795 }
2715 } 2796 }
2716} 2797}
2717 2798
2718sub cf::object::player::enter_exit { 2799sub cf::object::player::enter_exit {
2719 my ($self, $exit) = @_; 2800 my ($self, $exit) = @_;
2720 2801
2721 return unless $self->type == cf::PLAYER; 2802 return unless $self->type == cf::PLAYER;
2722 2803
2723 if ($exit->slaying eq "/!") {
2724 #TODO: this should de-fi-ni-te-ly not be a sync-job
2725 # the problem is that $exit might not survive long enough
2726 # so it needs to be done right now, right here
2727 cf::sync_job { prepare_random_map $exit };
2728 }
2729
2730 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731 my $hp = $exit->stats->hp;
2732 my $sp = $exit->stats->sp;
2733
2734 $self->enter_link; 2804 $self->enter_link;
2735 2805
2736 # if exit is damned, update players death & WoR home-position
2737 $self->contr->savebed ($slaying, $hp, $sp)
2738 if $exit->flag (FLAG_DAMNED);
2739
2740 (async { 2806 (async {
2741 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2807 $Coro::current->{desc} = "enter_exit";
2742 2808
2743 $self->deactivate_recursive; # just to be sure
2744 unless (eval { 2809 unless (eval {
2810 $self->deactivate_recursive; # just to be sure
2811
2812 # random map handling
2813 {
2814 my $guard = cf::lock_acquire "exit_prepare:$exit";
2815
2816 prepare_random_map $exit
2817 if $exit->slaying eq "/!";
2818 }
2819
2820 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2821 my $x = $exit->stats->hp;
2822 my $y = $exit->stats->sp;
2823
2745 $self->goto ($slaying, $hp, $sp); 2824 $self->goto ($map, $x, $y);
2746 2825
2826 # if exit is damned, update players death & WoR home-position
2827 $self->contr->savebed ($map, $x, $y)
2828 if $exit->flag (cf::FLAG_DAMNED);
2829
2747 1; 2830 1
2748 }) { 2831 }) {
2749 $self->message ("Something went wrong deep within the crossfire server. " 2832 $self->message ("Something went wrong deep within the deliantra server. "
2750 . "I'll try to bring you back to the map you were before. " 2833 . "I'll try to bring you back to the map you were before. "
2751 . "Please report this to the dungeon master!", 2834 . "Please report this to the dungeon master!",
2752 cf::NDI_UNIQUE | cf::NDI_RED); 2835 cf::NDI_UNIQUE | cf::NDI_RED);
2753 2836
2754 warn "ERROR in enter_exit: $@"; 2837 warn "ERROR in enter_exit: $@";
2771sub cf::client::send_drawinfo { 2854sub cf::client::send_drawinfo {
2772 my ($self, $text, $flags) = @_; 2855 my ($self, $text, $flags) = @_;
2773 2856
2774 utf8::encode $text; 2857 utf8::encode $text;
2775 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2858 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2859}
2860
2861=item $client->send_big_packet ($pkt)
2862
2863Like C<send_packet>, but tries to compress large packets, and fragments
2864them as required.
2865
2866=cut
2867
2868our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2869
2870sub cf::client::send_big_packet {
2871 my ($self, $pkt) = @_;
2872
2873 # try lzf for large packets
2874 $pkt = "lzf " . Compress::LZF::compress $pkt
2875 if 1024 <= length $pkt and $self->{can_lzf};
2876
2877 # split very large packets
2878 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2879 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2880 $pkt = "frag";
2881 }
2882
2883 $self->send_packet ($pkt);
2776} 2884}
2777 2885
2778=item $client->send_msg ($channel, $msg, $color, [extra...]) 2886=item $client->send_msg ($channel, $msg, $color, [extra...])
2779 2887
2780Send a drawinfo or msg packet to the client, formatting the msg for the 2888Send a drawinfo or msg packet to the client, formatting the msg for the
2784 2892
2785=cut 2893=cut
2786 2894
2787# non-persistent channels (usually the info channel) 2895# non-persistent channels (usually the info channel)
2788our %CHANNEL = ( 2896our %CHANNEL = (
2897 "c/motd" => {
2898 id => "infobox",
2899 title => "MOTD",
2900 reply => undef,
2901 tooltip => "The message of the day",
2902 },
2789 "c/identify" => { 2903 "c/identify" => {
2790 id => "infobox", 2904 id => "infobox",
2791 title => "Identify", 2905 title => "Identify",
2792 reply => undef, 2906 reply => undef,
2793 tooltip => "Items recently identified", 2907 tooltip => "Items recently identified",
2795 "c/examine" => { 2909 "c/examine" => {
2796 id => "infobox", 2910 id => "infobox",
2797 title => "Examine", 2911 title => "Examine",
2798 reply => undef, 2912 reply => undef,
2799 tooltip => "Signs and other items you examined", 2913 tooltip => "Signs and other items you examined",
2914 },
2915 "c/shopinfo" => {
2916 id => "infobox",
2917 title => "Shop Info",
2918 reply => undef,
2919 tooltip => "What your bargaining skill tells you about the shop",
2800 }, 2920 },
2801 "c/book" => { 2921 "c/book" => {
2802 id => "infobox", 2922 id => "infobox",
2803 title => "Book", 2923 title => "Book",
2804 reply => undef, 2924 reply => undef,
2820 id => "infobox", 2940 id => "infobox",
2821 title => "Body Parts", 2941 title => "Body Parts",
2822 reply => undef, 2942 reply => undef,
2823 tooltip => "Shows which body parts you posess and are available", 2943 tooltip => "Shows which body parts you posess and are available",
2824 }, 2944 },
2945 "c/statistics" => {
2946 id => "infobox",
2947 title => "Statistics",
2948 reply => undef,
2949 tooltip => "Shows your primary statistics",
2950 },
2951 "c/skills" => {
2952 id => "infobox",
2953 title => "Skills",
2954 reply => undef,
2955 tooltip => "Shows your experience per skill and item power",
2956 },
2957 "c/shopitems" => {
2958 id => "infobox",
2959 title => "Shop Items",
2960 reply => undef,
2961 tooltip => "Shows the items currently for sale in this shop",
2962 },
2963 "c/resistances" => {
2964 id => "infobox",
2965 title => "Resistances",
2966 reply => undef,
2967 tooltip => "Shows your resistances",
2968 },
2969 "c/pets" => {
2970 id => "infobox",
2971 title => "Pets",
2972 reply => undef,
2973 tooltip => "Shows information abotu your pets/a specific pet",
2974 },
2975 "c/perceiveself" => {
2976 id => "infobox",
2977 title => "Perceive Self",
2978 reply => undef,
2979 tooltip => "You gained detailed knowledge about yourself",
2980 },
2825 "c/uptime" => { 2981 "c/uptime" => {
2826 id => "infobox", 2982 id => "infobox",
2827 title => "Uptime", 2983 title => "Uptime",
2828 reply => undef, 2984 reply => undef,
2829 tooltip => "How long the server has been running since last restart", 2985 tooltip => "How long the server has been running since last restart",
2832 id => "infobox", 2988 id => "infobox",
2833 title => "Map Info", 2989 title => "Map Info",
2834 reply => undef, 2990 reply => undef,
2835 tooltip => "Information related to the maps", 2991 tooltip => "Information related to the maps",
2836 }, 2992 },
2993 "c/party" => {
2994 id => "party",
2995 title => "Party",
2996 reply => "gsay ",
2997 tooltip => "Messages and chat related to your party",
2998 },
2999 "c/death" => {
3000 id => "death",
3001 title => "Death",
3002 reply => undef,
3003 tooltip => "Reason for and more info about your most recent death",
3004 },
3005 "c/say" => $SAY_CHANNEL,
3006 "c/chat" => $CHAT_CHANNEL,
2837); 3007);
2838 3008
2839sub cf::client::send_msg { 3009sub cf::client::send_msg {
2840 my ($self, $channel, $msg, $color, @extra) = @_; 3010 my ($self, $channel, $msg, $color, @extra) = @_;
2841 3011
2842 $msg = $self->pl->expand_cfpod ($msg); 3012 $msg = $self->pl->expand_cfpod ($msg)
3013 unless $color & cf::NDI_VERBATIM;
2843 3014
2844 $color &= cf::NDI_CLIENT_MASK; # just in case... 3015 $color &= cf::NDI_CLIENT_MASK; # just in case...
2845 3016
2846 # check predefined channels, for the benefit of C 3017 # check predefined channels, for the benefit of C
2847 if ($CHANNEL{$channel}) { 3018 if ($CHANNEL{$channel}) {
2848 $channel = $CHANNEL{$channel}; 3019 $channel = $CHANNEL{$channel};
2849 3020
2850 $self->ext_msg (channel_info => $channel) 3021 $self->ext_msg (channel_info => $channel);
2851 if $self->can_msg;
2852
2853 $channel = $channel->{id}; 3022 $channel = $channel->{id};
2854 3023
2855 } elsif (ref $channel) { 3024 } elsif (ref $channel) {
2856 # send meta info to client, if not yet sent 3025 # send meta info to client, if not yet sent
2857 unless (exists $self->{channel}{$channel->{id}}) { 3026 unless (exists $self->{channel}{$channel->{id}}) {
2858 $self->{channel}{$channel->{id}} = $channel; 3027 $self->{channel}{$channel->{id}} = $channel;
2859 $self->ext_msg (channel_info => $channel) 3028 $self->ext_msg (channel_info => $channel);
2860 if $self->can_msg;
2861 } 3029 }
2862 3030
2863 $channel = $channel->{id}; 3031 $channel = $channel->{id};
2864 } 3032 }
2865 3033
2866 return unless @extra || length $msg; 3034 return unless @extra || length $msg;
2867 3035
2868 if ($self->can_msg) {
2869 # default colour, mask it out 3036 # default colour, mask it out
2870 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3037 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871 if $color & cf::NDI_DEF; 3038 if $color & cf::NDI_DEF;
2872 3039
2873 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3040 my $pkt = "msg "
3041 . $self->{json_coder}->encode (
2874 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3042 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875 } else { 3043 );
2876 if ($color >= 0) {
2877 # replace some tags by gcfclient-compatible ones
2878 for ($msg) {
2879 1 while
2880 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885 }
2886 3044
2887 $color &= cf::NDI_COLOR_MASK; 3045 $self->send_big_packet ($pkt);
2888
2889 utf8::encode $msg;
2890
2891 if (0 && $msg =~ /\[/) {
2892 # COMMAND/INFO
2893 $self->send_packet ("drawextinfo $color 10 8 $msg")
2894 } else {
2895 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896 $self->send_packet ("drawinfo $color $msg")
2897 }
2898 }
2899 }
2900} 3046}
2901 3047
2902=item $client->ext_msg ($type, @msg) 3048=item $client->ext_msg ($type, @msg)
2903 3049
2904Sends an ext event to the client. 3050Sends an ext event to the client.
2907 3053
2908sub cf::client::ext_msg($$@) { 3054sub cf::client::ext_msg($$@) {
2909 my ($self, $type, @msg) = @_; 3055 my ($self, $type, @msg) = @_;
2910 3056
2911 if ($self->extcmd == 2) { 3057 if ($self->extcmd == 2) {
2912 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3058 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913 } elsif ($self->extcmd == 1) { # TODO: remove 3059 } elsif ($self->extcmd == 1) { # TODO: remove
2914 push @msg, msgtype => "event_$type"; 3060 push @msg, msgtype => "event_$type";
2915 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3061 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916 } 3062 }
2917} 3063}
2918 3064
2919=item $client->ext_reply ($msgid, @msg) 3065=item $client->ext_reply ($msgid, @msg)
2920 3066
2924 3070
2925sub cf::client::ext_reply($$@) { 3071sub cf::client::ext_reply($$@) {
2926 my ($self, $id, @msg) = @_; 3072 my ($self, $id, @msg) = @_;
2927 3073
2928 if ($self->extcmd == 2) { 3074 if ($self->extcmd == 2) {
2929 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3075 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930 } elsif ($self->extcmd == 1) { 3076 } elsif ($self->extcmd == 1) {
2931 #TODO: version 1, remove 3077 #TODO: version 1, remove
2932 unshift @msg, msgtype => "reply", msgid => $id; 3078 unshift @msg, msgtype => "reply", msgid => $id;
2933 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3079 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934 } 3080 }
2935} 3081}
2936 3082
2937=item $success = $client->query ($flags, "text", \&cb) 3083=item $success = $client->query ($flags, "text", \&cb)
2938 3084
3039 3185
3040 $coro 3186 $coro
3041} 3187}
3042 3188
3043cf::client->attach ( 3189cf::client->attach (
3044 on_destroy => sub { 3190 on_client_destroy => sub {
3045 my ($ns) = @_; 3191 my ($ns) = @_;
3046 3192
3047 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3193 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048 }, 3194 },
3049); 3195);
3065our $safe_hole = new Safe::Hole; 3211our $safe_hole = new Safe::Hole;
3066 3212
3067$SIG{FPE} = 'IGNORE'; 3213$SIG{FPE} = 'IGNORE';
3068 3214
3069$safe->permit_only (Opcode::opset qw( 3215$safe->permit_only (Opcode::opset qw(
3070 :base_core :base_mem :base_orig :base_math 3216 :base_core :base_mem :base_orig :base_math :base_loop
3071 grepstart grepwhile mapstart mapwhile 3217 grepstart grepwhile mapstart mapwhile
3072 sort time 3218 sort time
3073)); 3219));
3074 3220
3075# here we export the classes and methods available to script code 3221# here we export the classes and methods available to script code
3078 3224
3079The following functions and methods are available within a safe environment: 3225The following functions and methods are available within a safe environment:
3080 3226
3081 cf::object 3227 cf::object
3082 contr pay_amount pay_player map x y force_find force_add destroy 3228 contr pay_amount pay_player map x y force_find force_add destroy
3083 insert remove name archname title slaying race decrease_ob_nr 3229 insert remove name archname title slaying race decrease split
3230 value
3084 3231
3085 cf::object::player 3232 cf::object::player
3086 player 3233 player
3087 3234
3088 cf::player 3235 cf::player
3093 3240
3094=cut 3241=cut
3095 3242
3096for ( 3243for (
3097 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3244 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098 insert remove inv name archname title slaying race 3245 insert remove inv nrof name archname title slaying race
3099 decrease_ob_nr destroy)], 3246 decrease split destroy change_exp value msg lore send_msg)],
3100 ["cf::object::player" => qw(player)], 3247 ["cf::object::player" => qw(player)],
3101 ["cf::player" => qw(peaceful)], 3248 ["cf::player" => qw(peaceful send_msg)],
3102 ["cf::map" => qw(trigger)], 3249 ["cf::map" => qw(trigger)],
3103) { 3250) {
3104 no strict 'refs'; 3251 no strict 'refs';
3105 my ($pkg, @funs) = @$_; 3252 my ($pkg, @funs) = @$_;
3106 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3253 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3124 3271
3125 my $qcode = $code; 3272 my $qcode = $code;
3126 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3273 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3127 $qcode =~ s/\n/\\n/g; 3274 $qcode =~ s/\n/\\n/g;
3128 3275
3276 %vars = (_dummy => 0) unless %vars;
3277
3278 my @res;
3129 local $_; 3279 local $_;
3130 local @safe::cf::_safe_eval_args = values %vars;
3131 3280
3132 my $eval = 3281 my $eval =
3133 "do {\n" 3282 "do {\n"
3134 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3283 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135 . "#line 0 \"{$qcode}\"\n" 3284 . "#line 0 \"{$qcode}\"\n"
3136 . $code 3285 . $code
3137 . "\n}" 3286 . "\n}"
3138 ; 3287 ;
3139 3288
3289 if ($CFG{safe_eval}) {
3140 sub_generation_inc; 3290 sub_generation_inc;
3291 local @safe::cf::_safe_eval_args = values %vars;
3141 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3292 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142 sub_generation_inc; 3293 sub_generation_inc;
3294 } else {
3295 local @cf::_safe_eval_args = values %vars;
3296 @res = wantarray ? eval eval : scalar eval $eval;
3297 }
3143 3298
3144 if ($@) { 3299 if ($@) {
3145 warn "$@"; 3300 warn "$@";
3146 warn "while executing safe code '$code'\n"; 3301 warn "while executing safe code '$code'\n";
3147 warn "with arguments " . (join " ", %vars) . "\n"; 3302 warn "with arguments " . (join " ", %vars) . "\n";
3166=cut 3321=cut
3167 3322
3168sub register_script_function { 3323sub register_script_function {
3169 my ($fun, $cb) = @_; 3324 my ($fun, $cb) = @_;
3170 3325
3171 no strict 'refs'; 3326 $fun = "safe::$fun" if $CFG{safe_eval};
3172 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3327 *$fun = $safe_hole->wrap ($cb);
3173} 3328}
3174 3329
3175=back 3330=back
3176 3331
3177=cut 3332=cut
3198 3353
3199 $facedata->{version} == 2 3354 $facedata->{version} == 2
3200 or cf::cleanup "$path: version mismatch, cannot proceed."; 3355 or cf::cleanup "$path: version mismatch, cannot proceed.";
3201 3356
3202 # patch in the exptable 3357 # patch in the exptable
3358 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203 $facedata->{resource}{"res/exp_table"} = { 3359 $facedata->{resource}{"res/exp_table"} = {
3204 type => FT_RSRC, 3360 type => FT_RSRC,
3205 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3361 data => $exp_table,
3362 hash => (Digest::MD5::md5 $exp_table),
3206 }; 3363 };
3207 cf::cede_to_tick; 3364 cf::cede_to_tick;
3208 3365
3209 { 3366 {
3210 my $faces = $facedata->{faceinfo}; 3367 my $faces = $facedata->{faceinfo};
3212 while (my ($face, $info) = each %$faces) { 3369 while (my ($face, $info) = each %$faces) {
3213 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3370 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214 3371
3215 cf::face::set_visibility $idx, $info->{visibility}; 3372 cf::face::set_visibility $idx, $info->{visibility};
3216 cf::face::set_magicmap $idx, $info->{magicmap}; 3373 cf::face::set_magicmap $idx, $info->{magicmap};
3217 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3374 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3375 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219 3376
3220 cf::cede_to_tick; 3377 cf::cede_to_tick;
3221 } 3378 }
3222 3379
3223 while (my ($face, $info) = each %$faces) { 3380 while (my ($face, $info) = each %$faces) {
3247 3404
3248 cf::anim::invalidate_all; # d'oh 3405 cf::anim::invalidate_all; # d'oh
3249 } 3406 }
3250 3407
3251 { 3408 {
3252 # TODO: for gcfclient pleasure, we should give resources
3253 # that gcfclient doesn't grok a >10000 face index.
3254 my $res = $facedata->{resource}; 3409 my $res = $facedata->{resource};
3255 3410
3256 while (my ($name, $info) = each %$res) { 3411 while (my ($name, $info) = each %$res) {
3257 if (defined $info->{type}) { 3412 if (defined $info->{type}) {
3258 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3413 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259 my $data;
3260 3414
3261 if ($info->{type} & 1) { 3415 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262 # prepend meta info
3263
3264 my $meta = $enc->encode ({
3265 name => $name,
3266 %{ $info->{meta} || {} },
3267 });
3268
3269 $data = pack "(w/a*)*", $meta, $info->{data};
3270 } else {
3271 $data = $info->{data};
3272 }
3273
3274 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275 cf::face::set_type $idx, $info->{type}; 3416 cf::face::set_type $idx, $info->{type};
3276 } else { 3417 } else {
3277 $RESOURCE{$name} = $info; 3418 $RESOURCE{$name} = $info;
3278 } 3419 }
3279 3420
3312 while (my ($k, $v) = each %$want) { 3453 while (my ($k, $v) = each %$want) {
3313 $ns->fx_want ($k, $v); 3454 $ns->fx_want ($k, $v);
3314 } 3455 }
3315}; 3456};
3316 3457
3458sub load_resource_file($) {
3459 my $guard = lock_acquire "load_resource_file";
3460
3461 my $status = load_resource_file_ $_[0];
3462 get_slot 0.1, 100;
3463 cf::arch::commit_load;
3464
3465 $status
3466}
3467
3317sub reload_regions { 3468sub reload_regions {
3318 # HACK to clear player env face cache, we need some signal framework 3469 # HACK to clear player env face cache, we need some signal framework
3319 # for this (global event?) 3470 # for this (global event?)
3320 %ext::player_env::MUSIC_FACE_CACHE = (); 3471 %ext::player_env::MUSIC_FACE_CACHE = ();
3321 3472
3334} 3485}
3335 3486
3336sub reload_archetypes { 3487sub reload_archetypes {
3337 load_resource_file "$DATADIR/archetypes" 3488 load_resource_file "$DATADIR/archetypes"
3338 or die "unable to load archetypes\n"; 3489 or die "unable to load archetypes\n";
3339 #d# NEED to laod twice to resolve forward references
3340 # this really needs to be done in an extra post-pass
3341 # (which needs to be synchronous, so solve it differently)
3342 load_resource_file "$DATADIR/archetypes"
3343 or die "unable to load archetypes\n";
3344} 3490}
3345 3491
3346sub reload_treasures { 3492sub reload_treasures {
3347 load_resource_file "$DATADIR/treasures" 3493 load_resource_file "$DATADIR/treasures"
3348 or die "unable to load treasurelists\n"; 3494 or die "unable to load treasurelists\n";
3349} 3495}
3350 3496
3351sub reload_resources { 3497sub reload_resources {
3352 warn "reloading resource files...\n"; 3498 warn "reloading resource files...\n";
3353 3499
3500 reload_facedata;
3501 reload_archetypes;
3354 reload_regions; 3502 reload_regions;
3355 reload_facedata;
3356 #reload_archetypes;#d#
3357 reload_archetypes;
3358 reload_treasures; 3503 reload_treasures;
3359 3504
3360 warn "finished reloading resource files\n"; 3505 warn "finished reloading resource files\n";
3361} 3506}
3362 3507
3363sub init {
3364 reload_resources;
3365}
3366
3367sub reload_config { 3508sub reload_config {
3509 warn "reloading config file...\n";
3510
3368 open my $fh, "<:utf8", "$CONFDIR/config" 3511 open my $fh, "<:utf8", "$CONFDIR/config"
3369 or return; 3512 or return;
3370 3513
3371 local $/; 3514 local $/;
3372 *CFG = YAML::Load <$fh>; 3515 *CFG = YAML::XS::Load scalar <$fh>;
3373 3516
3374 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3517 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3375 3518
3376 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3519 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3520 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3381 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3524 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3382 and die "WARNING: m(un)lockall failed: $!\n"; 3525 and die "WARNING: m(un)lockall failed: $!\n";
3383 }; 3526 };
3384 warn $@ if $@; 3527 warn $@ if $@;
3385 } 3528 }
3529
3530 warn "finished reloading resource files\n";
3531}
3532
3533sub pidfile() {
3534 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3535 or die "$PIDFILE: $!";
3536 flock $fh, &Fcntl::LOCK_EX
3537 or die "$PIDFILE: flock: $!";
3538 $fh
3539}
3540
3541# make sure only one server instance is running at any one time
3542sub atomic {
3543 my $fh = pidfile;
3544
3545 my $pid = <$fh>;
3546 kill 9, $pid if $pid > 0;
3547
3548 seek $fh, 0, 0;
3549 print $fh $$;
3550}
3551
3552sub main_loop {
3553 warn "EV::loop starting\n";
3554 if (1) {
3555 EV::loop;
3556 }
3557 warn "EV::loop returned\n";
3558 goto &main_loop unless $REALLY_UNLOOP;
3386} 3559}
3387 3560
3388sub main { 3561sub main {
3562 cf::init_globals; # initialise logging
3563
3564 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3565 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3566 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3567 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3568
3569 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3570
3389 # we must not ever block the main coroutine 3571 # we must not ever block the main coroutine
3390 local $Coro::idle = sub { 3572 local $Coro::idle = sub {
3391 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3573 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392 (async { 3574 (async {
3393 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3575 $Coro::current->{desc} = "IDLE BUG HANDLER";
3394 EV::loop EV::LOOP_ONESHOT; 3576 EV::loop EV::LOOP_ONESHOT;
3395 })->prio (Coro::PRIO_MAX); 3577 })->prio (Coro::PRIO_MAX);
3396 }; 3578 };
3397 3579
3398 reload_config;
3399 db_init;
3400 load_extensions;
3401
3402 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403 evthread_start IO::AIO::poll_fileno; 3580 evthread_start IO::AIO::poll_fileno;
3404 EV::loop; 3581
3582 cf::sync_job {
3583 cf::init_experience;
3584 cf::init_anim;
3585 cf::init_attackmess;
3586 cf::init_dynamic;
3587
3588 cf::load_settings;
3589 cf::load_materials;
3590
3591 reload_resources;
3592 reload_config;
3593 db_init;
3594
3595 cf::init_uuid;
3596 cf::init_signals;
3597 cf::init_skills;
3598
3599 cf::init_beforeplay;
3600
3601 atomic;
3602
3603 load_extensions;
3604
3605 utime time, time, $RUNTIMEFILE;
3606
3607 # no (long-running) fork's whatsoever before this point(!)
3608 use POSIX ();
3609 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3610
3611 (pop @POST_INIT)->(0) while @POST_INIT;
3612 };
3613
3614 cf::object::thawer::errors_are_fatal 0;
3615 warn "parse errors in files are no longer fatal from this point on.\n";
3616
3617 main_loop;
3405} 3618}
3406 3619
3407############################################################################# 3620#############################################################################
3408# initialisation and cleanup 3621# initialisation and cleanup
3409 3622
3410# install some emergency cleanup handlers 3623# install some emergency cleanup handlers
3411BEGIN { 3624BEGIN {
3412 our %SIGWATCHER = (); 3625 our %SIGWATCHER = ();
3413 for my $signal (qw(INT HUP TERM)) { 3626 for my $signal (qw(INT HUP TERM)) {
3414 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3627 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3415 cf::cleanup "SIG$signal"; 3628 cf::cleanup "SIG$signal";
3416 }; 3629 };
3417 } 3630 }
3418} 3631}
3419 3632
3420sub write_runtime_sync { 3633sub write_runtime_sync {
3421 my $runtime = "$LOCALDIR/runtime"; 3634 my $t0 = AE::time;
3422 3635
3423 # first touch the runtime file to show we are still running: 3636 # first touch the runtime file to show we are still running:
3424 # the fsync below can take a very very long time. 3637 # the fsync below can take a very very long time.
3425 3638
3426 IO::AIO::aio_utime $runtime, undef, undef; 3639 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427 3640
3428 my $guard = cf::lock_acquire "write_runtime"; 3641 my $guard = cf::lock_acquire "write_runtime";
3429 3642
3430 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3643 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431 or return; 3644 or return;
3432 3645
3433 my $value = $cf::RUNTIME + 90 + 10; 3646 my $value = $cf::RUNTIME + 90 + 10;
3434 # 10 is the runtime save interval, for a monotonic clock 3647 # 10 is the runtime save interval, for a monotonic clock
3435 # 60 allows for the watchdog to kill the server. 3648 # 60 allows for the watchdog to kill the server.
3445 aio_utime $fh, undef, undef; 3658 aio_utime $fh, undef, undef;
3446 3659
3447 close $fh 3660 close $fh
3448 or return; 3661 or return;
3449 3662
3450 aio_rename "$runtime~", $runtime 3663 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451 and return; 3664 and return;
3452 3665
3453 warn "runtime file written.\n"; 3666 warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454 3667
3455 1 3668 1
3456} 3669}
3457 3670
3458our $uuid_lock; 3671our $uuid_lock;
3467 my $uuid = "$LOCALDIR/uuid"; 3680 my $uuid = "$LOCALDIR/uuid";
3468 3681
3469 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3682 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470 or return; 3683 or return;
3471 3684
3472 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3685 my $value = uuid_seq uuid_cur;
3686
3687 unless ($value) {
3688 warn "cowardly refusing to write zero uuid value!\n";
3689 return;
3690 }
3691
3692 my $value = uuid_str $value + $uuid_skip;
3473 $uuid_skip = 0; 3693 $uuid_skip = 0;
3474 3694
3475 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3695 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3476 and return; 3696 and return;
3477 3697
3499} 3719}
3500 3720
3501sub emergency_save() { 3721sub emergency_save() {
3502 my $freeze_guard = cf::freeze_mainloop; 3722 my $freeze_guard = cf::freeze_mainloop;
3503 3723
3504 warn "enter emergency perl save\n"; 3724 warn "emergency_perl_save: enter\n";
3505 3725
3506 cf::sync_job { 3726 cf::sync_job {
3727 # this is a trade-off: we want to be very quick here, so
3728 # save all maps without fsync, and later call a global sync
3729 # (which in turn might be very very slow)
3730 local $USE_FSYNC = 0;
3731
3507 # use a peculiar iteration method to avoid tripping on perl 3732 # use a peculiar iteration method to avoid tripping on perl
3508 # refcount bugs in for. also avoids problems with players 3733 # refcount bugs in for. also avoids problems with players
3509 # and maps saved/destroyed asynchronously. 3734 # and maps saved/destroyed asynchronously.
3510 warn "begin emergency player save\n"; 3735 warn "emergency_perl_save: begin player save\n";
3511 for my $login (keys %cf::PLAYER) { 3736 for my $login (keys %cf::PLAYER) {
3512 my $pl = $cf::PLAYER{$login} or next; 3737 my $pl = $cf::PLAYER{$login} or next;
3513 $pl->valid or next; 3738 $pl->valid or next;
3514 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3739 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515 $pl->save; 3740 $pl->save;
3516 } 3741 }
3517 warn "end emergency player save\n"; 3742 warn "emergency_perl_save: end player save\n";
3518 3743
3519 warn "begin emergency map save\n"; 3744 warn "emergency_perl_save: begin map save\n";
3520 for my $path (keys %cf::MAP) { 3745 for my $path (keys %cf::MAP) {
3521 my $map = $cf::MAP{$path} or next; 3746 my $map = $cf::MAP{$path} or next;
3522 $map->valid or next; 3747 $map->valid or next;
3523 $map->save; 3748 $map->save;
3524 } 3749 }
3525 warn "end emergency map save\n"; 3750 warn "emergency_perl_save: end map save\n";
3526 3751
3527 warn "begin emergency database checkpoint\n"; 3752 warn "emergency_perl_save: begin database checkpoint\n";
3528 BDB::db_env_txn_checkpoint $DB_ENV; 3753 BDB::db_env_txn_checkpoint $DB_ENV;
3529 warn "end emergency database checkpoint\n"; 3754 warn "emergency_perl_save: end database checkpoint\n";
3530 3755
3531 warn "begin write uuid\n"; 3756 warn "emergency_perl_save: begin write uuid\n";
3532 write_uuid_sync 1; 3757 write_uuid_sync 1;
3533 warn "end write uuid\n"; 3758 warn "emergency_perl_save: end write uuid\n";
3534 }; 3759 };
3535 3760
3761 warn "emergency_perl_save: starting sync()\n";
3762 IO::AIO::aio_sync sub {
3763 warn "emergency_perl_save: finished sync()\n";
3764 };
3765
3536 warn "leave emergency perl save\n"; 3766 warn "emergency_perl_save: leave\n";
3537} 3767}
3538 3768
3539sub post_cleanup { 3769sub post_cleanup {
3540 my ($make_core) = @_; 3770 my ($make_core) = @_;
3541 3771
3542 warn Carp::longmess "post_cleanup backtrace" 3772 warn Carp::longmess "post_cleanup backtrace"
3543 if $make_core; 3773 if $make_core;
3774
3775 my $fh = pidfile;
3776 unlink $PIDFILE if <$fh> == $$;
3777}
3778
3779# a safer delete_package, copied from Symbol
3780sub clear_package($) {
3781 my $pkg = shift;
3782
3783 # expand to full symbol table name if needed
3784 unless ($pkg =~ /^main::.*::$/) {
3785 $pkg = "main$pkg" if $pkg =~ /^::/;
3786 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3787 $pkg .= '::' unless $pkg =~ /::$/;
3788 }
3789
3790 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3791 my $stem_symtab = *{$stem}{HASH};
3792
3793 defined $stem_symtab and exists $stem_symtab->{$leaf}
3794 or return;
3795
3796 # clear all symbols
3797 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3798 for my $name (keys %$leaf_symtab) {
3799 _gv_clear *{"$pkg$name"};
3800# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3801 }
3544} 3802}
3545 3803
3546sub do_reload_perl() { 3804sub do_reload_perl() {
3547 # can/must only be called in main 3805 # can/must only be called in main
3548 if ($Coro::current != $Coro::main) { 3806 if (in_main) {
3549 warn "can only reload from main coroutine"; 3807 warn "can only reload from main coroutine";
3550 return; 3808 return;
3551 } 3809 }
3552 3810
3811 return if $RELOAD++;
3812
3813 my $t1 = AE::time;
3814
3815 while ($RELOAD) {
3553 warn "reloading..."; 3816 warn "reloading...";
3554 3817
3555 warn "entering sync_job"; 3818 warn "entering sync_job";
3556 3819
3557 cf::sync_job { 3820 cf::sync_job {
3558 cf::write_runtime_sync; # external watchdog should not bark 3821 cf::write_runtime_sync; # external watchdog should not bark
3559 cf::emergency_save; 3822 cf::emergency_save;
3560 cf::write_runtime_sync; # external watchdog should not bark 3823 cf::write_runtime_sync; # external watchdog should not bark
3561 3824
3562 warn "syncing database to disk"; 3825 warn "syncing database to disk";
3563 BDB::db_env_txn_checkpoint $DB_ENV; 3826 BDB::db_env_txn_checkpoint $DB_ENV;
3564 3827
3565 # if anything goes wrong in here, we should simply crash as we already saved 3828 # if anything goes wrong in here, we should simply crash as we already saved
3566 3829
3567 warn "flushing outstanding aio requests"; 3830 warn "flushing outstanding aio requests";
3568 for (;;) {
3569 BDB::flush;
3570 IO::AIO::flush;
3571 Coro::cede_notself;
3572 last unless IO::AIO::nreqs || BDB::nreqs; 3831 while (IO::AIO::nreqs || BDB::nreqs) {
3573 warn "iterate..."; 3832 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574 }
3575
3576 ++$RELOAD;
3577
3578 warn "cancelling all extension coros";
3579 $_->cancel for values %EXT_CORO;
3580 %EXT_CORO = ();
3581
3582 warn "removing commands";
3583 %COMMAND = ();
3584
3585 warn "removing ext/exti commands";
3586 %EXTCMD = ();
3587 %EXTICMD = ();
3588
3589 warn "unloading/nuking all extensions";
3590 for my $pkg (@EXTS) {
3591 warn "... unloading $pkg";
3592
3593 if (my $cb = $pkg->can ("unload")) {
3594 eval {
3595 $cb->($pkg);
3596 1
3597 } or warn "$pkg unloaded, but with errors: $@";
3598 } 3833 }
3599 3834
3600 warn "... nuking $pkg"; 3835 warn "cancelling all extension coros";
3601 Symbol::delete_package $pkg; 3836 $_->cancel for values %EXT_CORO;
3602 } 3837 %EXT_CORO = ();
3603 3838
3604 warn "unloading all perl modules loaded from $LIBDIR"; 3839 warn "removing commands";
3605 while (my ($k, $v) = each %INC) { 3840 %COMMAND = ();
3606 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607 3841
3842 warn "removing ext/exti commands";
3843 %EXTCMD = ();
3844 %EXTICMD = ();
3845
3846 warn "unloading/nuking all extensions";
3847 for my $pkg (@EXTS) {
3608 warn "... unloading $k"; 3848 warn "... unloading $pkg";
3609 delete $INC{$k};
3610 3849
3611 $k =~ s/\.pm$//;
3612 $k =~ s/\//::/g;
3613
3614 if (my $cb = $k->can ("unload_module")) { 3850 if (my $cb = $pkg->can ("unload")) {
3851 eval {
3615 $cb->(); 3852 $cb->($pkg);
3853 1
3854 } or warn "$pkg unloaded, but with errors: $@";
3855 }
3856
3857 warn "... clearing $pkg";
3858 clear_package $pkg;
3616 } 3859 }
3617 3860
3618 Symbol::delete_package $k; 3861 warn "unloading all perl modules loaded from $LIBDIR";
3862 while (my ($k, $v) = each %INC) {
3863 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3864
3865 warn "... unloading $k";
3866 delete $INC{$k};
3867
3868 $k =~ s/\.pm$//;
3869 $k =~ s/\//::/g;
3870
3871 if (my $cb = $k->can ("unload_module")) {
3872 $cb->();
3873 }
3874
3875 clear_package $k;
3619 } 3876 }
3620 3877
3621 warn "getting rid of safe::, as good as possible"; 3878 warn "getting rid of safe::, as good as possible";
3622 Symbol::delete_package "safe::$_" 3879 clear_package "safe::$_"
3623 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3880 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624 3881
3625 warn "unloading cf.pm \"a bit\""; 3882 warn "unloading cf.pm \"a bit\"";
3626 delete $INC{"cf.pm"}; 3883 delete $INC{"cf.pm"};
3627 delete $INC{"cf/pod.pm"}; 3884 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628 3885
3629 # don't, removes xs symbols, too, 3886 # don't, removes xs symbols, too,
3630 # and global variables created in xs 3887 # and global variables created in xs
3631 #Symbol::delete_package __PACKAGE__; 3888 #clear_package __PACKAGE__;
3632 3889
3633 warn "unload completed, starting to reload now"; 3890 warn "unload completed, starting to reload now";
3634 3891
3635 warn "reloading cf.pm"; 3892 warn "reloading cf.pm";
3636 require cf; 3893 require cf;
3637 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3894 cf::_connect_to_perl_1;
3638 3895
3639 warn "loading config and database again"; 3896 warn "loading config and database again";
3640 cf::reload_config; 3897 cf::reload_config;
3641 3898
3642 warn "loading extensions"; 3899 warn "loading extensions";
3643 cf::load_extensions; 3900 cf::load_extensions;
3644 3901
3902 if ($REATTACH_ON_RELOAD) {
3645 warn "reattaching attachments to objects/players"; 3903 warn "reattaching attachments to objects/players";
3646 _global_reattach; # objects, sockets 3904 _global_reattach; # objects, sockets
3647 warn "reattaching attachments to maps"; 3905 warn "reattaching attachments to maps";
3648 reattach $_ for values %MAP; 3906 reattach $_ for values %MAP;
3649 warn "reattaching attachments to players"; 3907 warn "reattaching attachments to players";
3650 reattach $_ for values %PLAYER; 3908 reattach $_ for values %PLAYER;
3909 }
3651 3910
3911 warn "running post_init jobs";
3912 (pop @POST_INIT)->(1) while @POST_INIT;
3913
3652 warn "leaving sync_job"; 3914 warn "leaving sync_job";
3653 3915
3654 1 3916 1
3655 } or do { 3917 } or do {
3656 warn $@; 3918 warn $@;
3657 cf::cleanup "error while reloading, exiting."; 3919 cf::cleanup "error while reloading, exiting.";
3658 }; 3920 };
3659 3921
3660 warn "reloaded"; 3922 warn "reloaded";
3923 --$RELOAD;
3924 }
3925
3926 $t1 = AE::time - $t1;
3927 warn "reload completed in ${t1}s\n";
3661}; 3928};
3662 3929
3663our $RELOAD_WATCHER; # used only during reload 3930our $RELOAD_WATCHER; # used only during reload
3664 3931
3665sub reload_perl() { 3932sub reload_perl() {
3666 # doing reload synchronously and two reloads happen back-to-back, 3933 # doing reload synchronously and two reloads happen back-to-back,
3667 # coro crashes during coro_state_free->destroy here. 3934 # coro crashes during coro_state_free->destroy here.
3668 3935
3936 $RELOAD_WATCHER ||= cf::async {
3937 Coro::AIO::aio_wait cache_extensions;
3938
3669 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3939 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670 do_reload_perl; 3940 do_reload_perl;
3671 undef $RELOAD_WATCHER; 3941 undef $RELOAD_WATCHER;
3942 };
3672 }; 3943 };
3673} 3944}
3674 3945
3675register_command "reload" => sub { 3946register_command "reload" => sub {
3676 my ($who, $arg) = @_; 3947 my ($who, $arg) = @_;
3690 3961
3691our @WAIT_FOR_TICK; 3962our @WAIT_FOR_TICK;
3692our @WAIT_FOR_TICK_BEGIN; 3963our @WAIT_FOR_TICK_BEGIN;
3693 3964
3694sub wait_for_tick { 3965sub wait_for_tick {
3695 return if tick_inhibit;
3696 return if $Coro::current == $Coro::main; 3966 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697 3967
3698 my $signal = new Coro::Signal; 3968 my $signal = new Coro::Signal;
3699 push @WAIT_FOR_TICK, $signal; 3969 push @WAIT_FOR_TICK, $signal;
3700 $signal->wait; 3970 $signal->wait;
3701} 3971}
3702 3972
3703sub wait_for_tick_begin { 3973sub wait_for_tick_begin {
3704 return if tick_inhibit;
3705 return if $Coro::current == $Coro::main; 3974 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706 3975
3707 my $signal = new Coro::Signal; 3976 my $signal = new Coro::Signal;
3708 push @WAIT_FOR_TICK_BEGIN, $signal; 3977 push @WAIT_FOR_TICK_BEGIN, $signal;
3709 $signal->wait; 3978 $signal->wait;
3710} 3979}
3715 unless ++$bug_warning > 10; 3984 unless ++$bug_warning > 10;
3716 return; 3985 return;
3717 } 3986 }
3718 3987
3719 cf::server_tick; # one server iteration 3988 cf::server_tick; # one server iteration
3989
3990 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720 3991
3721 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3992 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 3993 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723 Coro::async_pool { 3994 Coro::async_pool {
3724 $Coro::current->{desc} = "runtime saver"; 3995 $Coro::current->{desc} = "runtime saver";
3747} 4018}
3748 4019
3749{ 4020{
3750 # configure BDB 4021 # configure BDB
3751 4022
3752 BDB::min_parallel 8; 4023 BDB::min_parallel 16;
3753 BDB::max_poll_reqs $TICK * 0.1; 4024 BDB::max_poll_reqs $TICK * 0.1;
3754 $Coro::BDB::WATCHER->priority (1); 4025 $AnyEvent::BDB::WATCHER->priority (1);
3755 4026
3756 unless ($DB_ENV) { 4027 unless ($DB_ENV) {
3757 $DB_ENV = BDB::db_env_create; 4028 $DB_ENV = BDB::db_env_create;
3758 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 4029 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759 | BDB::LOG_AUTOREMOVE, 1); 4030 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4031 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 4032 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 4033 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762 4034
3763 cf::sync_job { 4035 cf::sync_job {
3764 eval { 4036 eval {
3790{ 4062{
3791 # configure IO::AIO 4063 # configure IO::AIO
3792 4064
3793 IO::AIO::min_parallel 8; 4065 IO::AIO::min_parallel 8;
3794 IO::AIO::max_poll_time $TICK * 0.1; 4066 IO::AIO::max_poll_time $TICK * 0.1;
3795 $Coro::AIO::WATCHER->priority (1); 4067 undef $AnyEvent::AIO::WATCHER;
3796} 4068}
3797 4069
3798my $_log_backtrace; 4070my $_log_backtrace;
3799 4071
3800sub _log_backtrace { 4072sub _log_backtrace {
3803 $msg =~ s/\n//; 4075 $msg =~ s/\n//;
3804 4076
3805 # limit the # of concurrent backtraces 4077 # limit the # of concurrent backtraces
3806 if ($_log_backtrace < 2) { 4078 if ($_log_backtrace < 2) {
3807 ++$_log_backtrace; 4079 ++$_log_backtrace;
4080 my $perl_bt = Carp::longmess $msg;
3808 async { 4081 async {
3809 $Coro::current->{desc} = "abt $msg"; 4082 $Coro::current->{desc} = "abt $msg";
3810 4083
3811 my @bt = fork_call { 4084 my @bt = fork_call {
3812 @addr = map { sprintf "%x", $_ } @addr; 4085 @addr = map { sprintf "%x", $_ } @addr;
3823 } 4096 }
3824 4097
3825 @funcs 4098 @funcs
3826 }; 4099 };
3827 4100
3828 LOG llevInfo, "[ABT] $msg\n"; 4101 LOG llevInfo, "[ABT] $perl_bt\n";
4102 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829 LOG llevInfo, "[ABT] $_\n" for @bt; 4103 LOG llevInfo, "[ABT] $_\n" for @bt;
3830 --$_log_backtrace; 4104 --$_log_backtrace;
3831 }; 4105 };
3832 } else { 4106 } else {
3833 LOG llevInfo, "[ABT] $msg\n"; 4107 LOG llevInfo, "[ABT] $msg\n";
3834 LOG llevInfo, "[ABT] [suppressed]\n"; 4108 LOG llevInfo, "[ABT] [suppressed]\n";
3835 } 4109 }
3836} 4110}
3837 4111
3838# load additional modules 4112# load additional modules
3839use cf::pod; 4113require "cf/$_.pm" for @EXTRA_MODULES;
4114cf::_connect_to_perl_2;
3840 4115
3841END { cf::emergency_save } 4116END { cf::emergency_save }
3842 4117
38431 41181
3844 4119

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