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Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC vs.
Revision 1.564 by elmex, Thu Apr 28 14:58:08 2011 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 (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5# 5#
6# Deliantra is free software: you can redistribute it and/or modify 6# Deliantra is free software: you can redistribute it and/or modify it under
7# it under the terms of the GNU General Public License as published by 7# the terms of the Affero GNU General Public License as published by the
8# the Free Software Foundation, either version 3 of the License, or 8# Free Software Foundation, either version 3 of the License, or (at your
9# (at your option) any later version. 9# option) any later version.
10# 10#
11# This program is distributed in the hope that it will be useful, 11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details. 14# GNU General Public License for more details.
15# 15#
16# You should have received a copy of the GNU General Public License 16# You should have received a copy of the Affero GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>. 17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
18# 19#
19# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
20# 21#
21 22
22package cf; 23package cf;
23 24
24use 5.10.0; 25use common::sense;
25use utf8;
26use strict qw(vars subs);
27 26
28use Symbol; 27use Symbol;
29use List::Util; 28use List::Util;
30use Socket; 29use Socket;
31use EV; 30use EV;
32use Opcode; 31use Opcode;
33use Safe; 32use Safe;
34use Safe::Hole; 33use Safe::Hole;
35use Storable (); 34use Storable ();
35use Carp ();
36 36
37use Guard (); 37use Guard ();
38use Coro (); 38use Coro ();
39use Coro::State; 39use Coro::State;
40use Coro::Handle; 40use Coro::Handle;
51use Coro::Util (); 51use Coro::Util ();
52 52
53use JSON::XS 2.01 (); 53use JSON::XS 2.01 ();
54use BDB (); 54use BDB ();
55use Data::Dumper; 55use Data::Dumper;
56use Digest::MD5;
57use Fcntl; 56use Fcntl;
58use YAML (); 57use YAML::XS ();
59use IO::AIO (); 58use IO::AIO ();
60use Time::HiRes; 59use Time::HiRes;
61use Compress::LZF; 60use Compress::LZF;
62use Digest::MD5 (); 61use Digest::MD5 ();
63 62
72 71
73# make sure c-lzf reinitialises itself 72# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve"; 73Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 74Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76 75
76# strictly for debugging
77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
78
77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
78 82
79our %COMMAND = (); 83our %COMMAND = ();
80our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
81 85
82our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
85our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
86our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
87 91
88our $RELOAD; # number of reloads so far, non-zero while in reload 92our $RELOAD; # number of reloads so far, non-zero while in reload
89our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
90 96
91our $CONFDIR = confdir; 97our $CONFDIR = confdir;
98
92our $DATADIR = datadir; 99our $DATADIR = datadir;
93our $LIBDIR = "$DATADIR/ext"; 100our $LIBDIR = "$DATADIR/ext";
94our $PODDIR = "$DATADIR/pod"; 101our $PODDIR = "$DATADIR/pod";
95our $MAPDIR = "$DATADIR/" . mapdir; 102our $MAPDIR = "$DATADIR/" . mapdir;
103
96our $LOCALDIR = localdir; 104our $LOCALDIR = localdir;
97our $TMPDIR = "$LOCALDIR/" . tmpdir; 105our $TMPDIR = "$LOCALDIR/" . tmpdir;
98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 106our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99our $PLAYERDIR = "$LOCALDIR/" . playerdir; 107our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100our $RANDOMDIR = "$LOCALDIR/random"; 108our $RANDOMDIR = "$LOCALDIR/random";
101our $BDBDIR = "$LOCALDIR/db"; 109our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid"; 110our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime"; 111our $RUNTIMEFILE = "$LOCALDIR/runtime";
104 112
105our %RESOURCE; 113our %RESOURCE; # unused
114
115our $OUTPUT_RATE_MIN = 3000;
116our $OUTPUT_RATE_MAX = 1000000;
117
118our $MAX_LINKS = 32; # how many chained exits to follow
119our $VERBOSE_IO = 1;
106 120
107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 121our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 122our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109our $NEXT_TICK; 123our $NEXT_TICK;
110our $USE_FSYNC = 1; # use fsync to write maps - default off 124our $USE_FSYNC = 1; # use fsync to write maps - default on
111 125
112our $BDB_DEADLOCK_WATCHER; 126our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER; 127our $BDB_CHECKPOINT_WATCHER;
114our $BDB_TRICKLE_WATCHER; 128our $BDB_TRICKLE_WATCHER;
115our $DB_ENV; 129our $DB_ENV;
116 130
117our @EXTRA_MODULES = qw(pod mapscript); 131our @EXTRA_MODULES = qw(pod match mapscript incloader);
118 132
119our %CFG; 133our %CFG;
120 134
121our $UPTIME; $UPTIME ||= time; 135our $UPTIME; $UPTIME ||= time;
122our $RUNTIME; 136our $RUNTIME;
134our $JITTER; # average jitter 148our $JITTER; # average jitter
135our $TICK_START; # for load detecting purposes 149our $TICK_START; # for load detecting purposes
136 150
137our @POST_INIT; 151our @POST_INIT;
138 152
139our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow) 153our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
154our $REALLY_UNLOOP; # never set to true, please :)
140 155
141binmode STDOUT; 156binmode STDOUT;
142binmode STDERR; 157binmode STDERR;
143 158
144# read virtual server time, if available 159# read virtual server time, if available
155 170
156our $EMERGENCY_POSITION; 171our $EMERGENCY_POSITION;
157 172
158sub cf::map::normalise; 173sub cf::map::normalise;
159 174
175sub in_main() {
176 $Coro::current == $Coro::main
177}
178
179#############################################################################
180
181%REFLECT = ();
182for (@REFLECT) {
183 my $reflect = JSON::XS::decode_json $_;
184 $REFLECT{$reflect->{class}} = $reflect;
185}
186
187# this is decidedly evil
188$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
189
160############################################################################# 190#############################################################################
161 191
162=head2 GLOBAL VARIABLES 192=head2 GLOBAL VARIABLES
163 193
164=over 4 194=over 4
205from wherever your confdir points to. 235from wherever your confdir points to.
206 236
207=item cf::wait_for_tick, cf::wait_for_tick_begin 237=item cf::wait_for_tick, cf::wait_for_tick_begin
208 238
209These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 239These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
210returns directly I<after> the tick processing (and consequently, can only wake one process 240returns directly I<after> the tick processing (and consequently, can only wake one thread
211per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 241per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
212 242
243=cut
244
245sub wait_for_tick();
246sub wait_for_tick_begin();
247
213=item @cf::INVOKE_RESULTS 248=item @cf::INVOKE_RESULTS
214 249
215This array contains the results of the last C<invoke ()> call. When 250This array contains the results of the last C<invoke ()> call. When
216C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 251C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217that call. 252that call.
218 253
254=item %cf::REFLECT
255
256Contains, for each (C++) class name, a hash reference with information
257about object members (methods, scalars, arrays and flags) and other
258metadata, which is useful for introspection.
259
219=back 260=back
220 261
221=cut 262=cut
222 263
223BEGIN { 264sub error(@) { LOG llevError, join "", @_ }
224 *CORE::GLOBAL::warn = sub { 265sub warn (@) { LOG llevWarn , join "", @_ }
266sub info (@) { LOG llevInfo , join "", @_ }
267sub debug(@) { LOG llevDebug, join "", @_ }
268sub trace(@) { LOG llevTrace, join "", @_ }
269
270$Coro::State::WARNHOOK = sub {
225 my $msg = join "", @_; 271 my $msg = join "", @_;
226 272
227 $msg .= "\n" 273 $msg .= "\n"
228 unless $msg =~ /\n$/; 274 unless $msg =~ /\n$/;
229 275
230 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 276 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
231 277
232 LOG llevError, $msg; 278 LOG llevWarn, $msg;
233 }; 279};
234}
235 280
236$Coro::State::DIEHOOK = sub { 281$Coro::State::DIEHOOK = sub {
237 return unless $^S eq 0; # "eq", not "==" 282 return unless $^S eq 0; # "eq", not "=="
238 283
239 if ($Coro::current == $Coro::main) {#d# 284 error Carp::longmess $_[0];
285
286 if (in_main) {#d#
240 warn "DIEHOOK called in main context, Coro bug?\n";#d# 287 error "DIEHOOK called in main context, Coro bug?\n";#d#
241 return;#d# 288 return;#d#
242 }#d# 289 }#d#
243 290
244 # kill coroutine otherwise 291 # kill coroutine otherwise
245 warn Carp::longmess $_[0];
246 Coro::terminate 292 Coro::terminate
247}; 293};
248
249$SIG{__DIE__} = sub { }; #d#?
250 294
251@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 295@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
252@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 296@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
253@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 297@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
254@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 298@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
268)) { 312)) {
269 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 313 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
270} 314}
271 315
272$EV::DIED = sub { 316$EV::DIED = sub {
273 warn "error in event callback: @_"; 317 Carp::cluck "error in event callback: @_";
274}; 318};
319
320#############################################################################
321
322sub fork_call(&@);
323sub get_slot($;$$);
275 324
276############################################################################# 325#############################################################################
277 326
278=head2 UTILITY FUNCTIONS 327=head2 UTILITY FUNCTIONS
279 328
300 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 349 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
301 $d 350 $d
302 } || "[unable to dump $_[0]: '$@']"; 351 } || "[unable to dump $_[0]: '$@']";
303} 352}
304 353
354=item $scalar = load_file $path
355
356Loads the given file from path and returns its contents. Croaks on error
357and can block.
358
359=cut
360
361sub load_file($) {
362 0 <= aio_load $_[0], my $data
363 or Carp::croak "$_[0]: $!";
364
365 $data
366}
367
305=item $ref = cf::decode_json $json 368=item $ref = cf::decode_json $json
306 369
307Converts a JSON string into the corresponding perl data structure. 370Converts a JSON string into the corresponding perl data structure.
308 371
309=item $json = cf::encode_json $ref 372=item $json = cf::encode_json $ref
315our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 378our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316 379
317sub encode_json($) { $json_coder->encode ($_[0]) } 380sub encode_json($) { $json_coder->encode ($_[0]) }
318sub decode_json($) { $json_coder->decode ($_[0]) } 381sub decode_json($) { $json_coder->decode ($_[0]) }
319 382
383=item $ref = cf::decode_storable $scalar
384
385Same as Coro::Storable::thaw, so blocks.
386
387=cut
388
389BEGIN { *decode_storable = \&Coro::Storable::thaw }
390
391=item $ref = cf::decode_yaml $scalar
392
393Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
394
395=cut
396
397sub decode_yaml($) {
398 fork_call { YAML::XS::Load $_[0] } @_
399}
400
401=item $scalar = cf::unlzf $scalar
402
403Same as Compress::LZF::compress, but takes server ticks into account, so
404blocks.
405
406=cut
407
408sub unlzf($) {
409 # we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
410 cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
411 Compress::LZF::decompress $_[0]
412}
413
320=item cf::post_init { BLOCK } 414=item cf::post_init { BLOCK }
321 415
322Execute the given codeblock, I<after> all extensions have been (re-)loaded, 416Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323but I<before> the server starts ticking again. 417but I<before> the server starts ticking again.
324 418
325The cdoeblock will have a single boolean argument to indicate whether this 419The codeblock will have a single boolean argument to indicate whether this
326is a reload or not. 420is a reload or not.
327 421
328=cut 422=cut
329 423
330sub post_init(&) { 424sub post_init(&) {
331 push @POST_INIT, shift; 425 push @POST_INIT, shift;
426}
427
428sub _post_init {
429 trace "running post_init jobs";
430
431 # run them in parallel...
432
433 my @join;
434
435 while () {
436 push @join, map &Coro::async ($_, 0), @POST_INIT;
437 @POST_INIT = ();
438
439 @join or last;
440
441 (pop @join)->join;
442 }
332} 443}
333 444
334=item cf::lock_wait $string 445=item cf::lock_wait $string
335 446
336Wait until the given lock is available. See cf::lock_acquire. 447Wait until the given lock is available. See cf::lock_acquire.
375} 486}
376 487
377=item cf::periodic $interval, $cb 488=item cf::periodic $interval, $cb
378 489
379Like EV::periodic, but randomly selects a starting point so that the actions 490Like EV::periodic, but randomly selects a starting point so that the actions
380get spread over timer. 491get spread over time.
381 492
382=cut 493=cut
383 494
384sub periodic($$) { 495sub periodic($$) {
385 my ($interval, $cb) = @_; 496 my ($interval, $cb) = @_;
389 EV::periodic $start, $interval, 0, $cb 500 EV::periodic $start, $interval, 0, $cb
390} 501}
391 502
392=item cf::get_slot $time[, $priority[, $name]] 503=item cf::get_slot $time[, $priority[, $name]]
393 504
394Allocate $time seconds of blocking CPU time at priority C<$priority>: 505Allocate $time seconds of blocking CPU time at priority C<$priority>
395This call blocks and returns only when you have at least C<$time> seconds 506(default: 0): This call blocks and returns only when you have at least
396of cpu time till the next tick. The slot is only valid till the next cede. 507C<$time> seconds of cpu time till the next tick. The slot is only valid
508till the next cede.
509
510Background jobs should use a priority les than zero, interactive jobs
511should use 100 or more.
397 512
398The optional C<$name> can be used to identify the job to run. It might be 513The optional C<$name> can be used to identify the job to run. It might be
399used for statistical purposes and should identify the same time-class. 514used for statistical purposes and should identify the same time-class.
400 515
401Useful for short background jobs. 516Useful for short background jobs.
402 517
403=cut 518=cut
404 519
405our @SLOT_QUEUE; 520our @SLOT_QUEUE;
406our $SLOT_QUEUE; 521our $SLOT_QUEUE;
522our $SLOT_DECAY = 0.9;
407 523
408$SLOT_QUEUE->cancel if $SLOT_QUEUE; 524$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409$SLOT_QUEUE = Coro::async { 525$SLOT_QUEUE = Coro::async {
410 $Coro::current->desc ("timeslot manager"); 526 $Coro::current->desc ("timeslot manager");
411 527
412 my $signal = new Coro::Signal; 528 my $signal = new Coro::Signal;
529 my $busy;
413 530
414 while () { 531 while () {
415 next_job: 532 next_job:
533
416 my $avail = cf::till_tick; 534 my $avail = cf::till_tick;
417 if ($avail > 0.01) { 535
418 for (0 .. $#SLOT_QUEUE) { 536 for (0 .. $#SLOT_QUEUE) {
419 if ($SLOT_QUEUE[$_][0] < $avail) { 537 if ($SLOT_QUEUE[$_][0] <= $avail) {
538 $busy = 0;
420 my $job = splice @SLOT_QUEUE, $_, 1, (); 539 my $job = splice @SLOT_QUEUE, $_, 1, ();
421 $job->[2]->send; 540 $job->[2]->send;
422 Coro::cede; 541 Coro::cede;
423 goto next_job; 542 goto next_job;
424 } 543 } else {
544 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
425 } 545 }
426 } 546 }
427 547
428 if (@SLOT_QUEUE) { 548 if (@SLOT_QUEUE) {
429 # we do not use wait_for_tick() as it returns immediately when tick is inactive 549 # we do not use wait_for_tick() as it returns immediately when tick is inactive
430 push @cf::WAIT_FOR_TICK, $signal; 550 push @cf::WAIT_FOR_TICK, $signal;
431 $signal->wait; 551 $signal->wait;
432 } else { 552 } else {
553 $busy = 0;
433 Coro::schedule; 554 Coro::schedule;
434 } 555 }
435 } 556 }
436}; 557};
437 558
438sub get_slot($;$$) { 559sub get_slot($;$$) {
439 return if tick_inhibit || $Coro::current == $Coro::main; 560 return if tick_inhibit || $Coro::current == $Coro::main;
440 561
441 my ($time, $pri, $name) = @_; 562 my ($time, $pri, $name) = @_;
442 563
443 $time = $TICK * .6 if $time > $TICK * .6; 564 $time = clamp $time, 0.01, $TICK * .6;
565
444 my $sig = new Coro::Signal; 566 my $sig = new Coro::Signal;
445 567
446 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 568 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 569 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448 $SLOT_QUEUE->ready; 570 $SLOT_QUEUE->ready;
474=cut 596=cut
475 597
476sub sync_job(&) { 598sub sync_job(&) {
477 my ($job) = @_; 599 my ($job) = @_;
478 600
479 if ($Coro::current == $Coro::main) { 601 if (in_main) {
480 my $time = EV::time; 602 my $time = AE::time;
481 603
482 # this is the main coro, too bad, we have to block 604 # this is the main coro, too bad, we have to block
483 # till the operation succeeds, freezing the server :/ 605 # till the operation succeeds, freezing the server :/
484 606
485 LOG llevError, Carp::longmess "sync job";#d# 607 #LOG llevError, Carp::longmess "sync job";#d#
486 608
487 my $freeze_guard = freeze_mainloop; 609 my $freeze_guard = freeze_mainloop;
488 610
489 my $busy = 1; 611 my $busy = 1;
490 my @res; 612 my @res;
491 613
492 (async { 614 (async {
493 $Coro::current->desc ("sync job coro"); 615 $Coro::current->desc ("sync job coro");
494 @res = eval { $job->() }; 616 @res = eval { $job->() };
495 warn $@ if $@; 617 error $@ if $@;
496 undef $busy; 618 undef $busy;
497 })->prio (Coro::PRIO_MAX); 619 })->prio (Coro::PRIO_MAX);
498 620
499 while ($busy) { 621 while ($busy) {
500 if (Coro::nready) { 622 if (Coro::nready) {
502 } else { 624 } else {
503 EV::loop EV::LOOP_ONESHOT; 625 EV::loop EV::LOOP_ONESHOT;
504 } 626 }
505 } 627 }
506 628
507 my $time = EV::time - $time; 629 my $time = AE::time - $time;
508 630
509 $TICK_START += $time; # do not account sync jobs to server load 631 $TICK_START += $time; # do not account sync jobs to server load
510 632
511 wantarray ? @res : $res[0] 633 wantarray ? @res : $res[0]
512 } else { 634 } else {
534 $EXT_CORO{$coro+0} = $coro; 656 $EXT_CORO{$coro+0} = $coro;
535 657
536 $coro 658 $coro
537} 659}
538 660
539=item fork_call { }, $args 661=item fork_call { }, @args
540 662
541Executes the given code block with the given arguments in a seperate 663Executes the given code block with the given arguments in a seperate
542process, returning the results. Everything must be serialisable with 664process, returning the results. Everything must be serialisable with
543Coro::Storable. May, of course, block. Note that the executed sub may 665Coro::Storable. May, of course, block. Note that the executed sub may
544never block itself or use any form of event handling. 666never block itself or use any form of event handling.
545 667
546=cut 668=cut
547 669
670sub post_fork {
671 reset_signals;
672}
673
548sub fork_call(&@) { 674sub fork_call(&@) {
549 my ($cb, @args) = @_; 675 my ($cb, @args) = @_;
550 676
551 # we seemingly have to make a local copy of the whole thing, 677 # we seemingly have to make a local copy of the whole thing,
552 # otherwise perl prematurely frees the stuff :/ 678 # otherwise perl prematurely frees the stuff :/
553 # TODO: investigate and fix (likely this will be rather laborious) 679 # TODO: investigate and fix (likely this will be rather laborious)
554 680
555 my @res = Coro::Util::fork_eval { 681 my @res = Coro::Util::fork_eval {
556 reset_signals; 682 cf::post_fork;
557 &$cb 683 &$cb
558 }, @args; 684 } @args;
559 685
560 wantarray ? @res : $res[-1] 686 wantarray ? @res : $res[-1]
687}
688
689sub objinfo {
690 (
691 "counter value" => cf::object::object_count,
692 "objects created" => cf::object::create_count,
693 "objects destroyed" => cf::object::destroy_count,
694 "freelist size" => cf::object::free_count,
695 "allocated objects" => cf::object::objects_size,
696 "active objects" => cf::object::actives_size,
697 )
561} 698}
562 699
563=item $coin = coin_from_name $name 700=item $coin = coin_from_name $name
564 701
565=cut 702=cut
602within each server. 739within each server.
603 740
604=cut 741=cut
605 742
606sub db_table($) { 743sub db_table($) {
744 cf::error "db_get called from main context"
745 if $Coro::current == $Coro::main;
746
607 my ($name) = @_; 747 my ($name) = @_;
608 my $db = BDB::db_create $DB_ENV; 748 my $db = BDB::db_create $DB_ENV;
609 749
610 eval { 750 eval {
611 $db->set_flags (BDB::CHKSUM); 751 $db->set_flags (BDB::CHKSUM);
621} 761}
622 762
623our $DB; 763our $DB;
624 764
625sub db_init { 765sub db_init {
626 cf::sync_job {
627 $DB ||= db_table "db"; 766 $DB ||= db_table "db";
628 };
629} 767}
630 768
631sub db_get($$) { 769sub db_get($$) {
632 my $key = "$_[0]/$_[1]"; 770 my $key = "$_[0]/$_[1]";
633 771
634 cf::sync_job { 772 cf::error "db_get called from main context"
773 if $Coro::current == $Coro::main;
774
635 BDB::db_get $DB, undef, $key, my $data; 775 BDB::db_get $DB, undef, $key, my $data;
636 776
637 $! ? () 777 $! ? ()
638 : $data 778 : $data
639 }
640} 779}
641 780
642sub db_put($$$) { 781sub db_put($$$) {
643 BDB::dbreq_pri 4; 782 BDB::dbreq_pri 4;
644 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 783 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
672 811
673 my @data; 812 my @data;
674 my $md5; 813 my $md5;
675 814
676 for (0 .. $#$src) { 815 for (0 .. $#$src) {
677 0 <= aio_load $src->[$_], $data[$_] 816 $data[$_] = load_file $src->[$_];
678 or Carp::croak "$src->[$_]: $!";
679 } 817 }
680 818
681 # if processing is expensive, check 819 # if processing is expensive, check
682 # checksum first 820 # checksum first
683 if (1) { 821 if (1) {
700 838
701 my $t1 = Time::HiRes::time; 839 my $t1 = Time::HiRes::time;
702 my $data = $process->(\@data); 840 my $data = $process->(\@data);
703 my $t2 = Time::HiRes::time; 841 my $t2 = Time::HiRes::time;
704 842
705 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 843 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
706 844
707 db_put cache => "$id/data", $data; 845 db_put cache => "$id/data", $data;
708 db_put cache => "$id/md5" , $md5; 846 db_put cache => "$id/md5" , $md5;
709 db_put cache => "$id/meta", $meta; 847 db_put cache => "$id/meta", $meta;
710 848
720 858
721=cut 859=cut
722 860
723sub datalog($@) { 861sub datalog($@) {
724 my ($type, %kv) = @_; 862 my ($type, %kv) = @_;
725 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 863 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
726} 864}
727 865
728=back 866=back
729 867
730=cut 868=cut
925 1063
926 } elsif (exists $cb_id{$type}) { 1064 } elsif (exists $cb_id{$type}) {
927 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1065 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
928 1066
929 } elsif (ref $type) { 1067 } elsif (ref $type) {
930 warn "attaching objects not supported, ignoring.\n"; 1068 error "attaching objects not supported, ignoring.\n";
931 1069
932 } else { 1070 } else {
933 shift @arg; 1071 shift @arg;
934 warn "attach argument '$type' not supported, ignoring.\n"; 1072 error "attach argument '$type' not supported, ignoring.\n";
935 } 1073 }
936 } 1074 }
937} 1075}
938 1076
939sub _object_attach { 1077sub _object_attach {
949 _attach $registry, $klass, @attach; 1087 _attach $registry, $klass, @attach;
950 } 1088 }
951 1089
952 $obj->{$name} = \%arg; 1090 $obj->{$name} = \%arg;
953 } else { 1091 } else {
954 warn "object uses attachment '$name' which is not available, postponing.\n"; 1092 info "object uses attachment '$name' which is not available, postponing.\n";
955 } 1093 }
956 1094
957 $obj->{_attachment}{$name} = undef; 1095 $obj->{_attachment}{$name} = undef;
958} 1096}
959 1097
1018 1156
1019 for (@$callbacks) { 1157 for (@$callbacks) {
1020 eval { &{$_->[1]} }; 1158 eval { &{$_->[1]} };
1021 1159
1022 if ($@) { 1160 if ($@) {
1023 warn "$@";
1024 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1161 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1025 override; 1162 override;
1026 } 1163 }
1027 1164
1028 return 1 if $override; 1165 return 1 if $override;
1029 } 1166 }
1108 for (@$attach) { 1245 for (@$attach) {
1109 my ($klass, @attach) = @$_; 1246 my ($klass, @attach) = @$_;
1110 _attach $registry, $klass, @attach; 1247 _attach $registry, $klass, @attach;
1111 } 1248 }
1112 } else { 1249 } else {
1113 warn "object uses attachment '$name' that is not available, postponing.\n"; 1250 info "object uses attachment '$name' that is not available, postponing.\n";
1114 } 1251 }
1115 } 1252 }
1116} 1253}
1117 1254
1118cf::attachable->attach ( 1255cf::attachable->attach (
1145 my ($filename, $rdata, $objs) = @_; 1282 my ($filename, $rdata, $objs) = @_;
1146 1283
1147 sync_job { 1284 sync_job {
1148 if (length $$rdata) { 1285 if (length $$rdata) {
1149 utf8::decode (my $decname = $filename); 1286 utf8::decode (my $decname = $filename);
1150 warn sprintf "saving %s (%d,%d)\n", 1287 trace sprintf "saving %s (%d,%d)\n",
1151 $decname, length $$rdata, scalar @$objs; 1288 $decname, length $$rdata, scalar @$objs
1289 if $VERBOSE_IO;
1152 1290
1153 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1291 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1154 aio_chmod $fh, SAVE_MODE; 1292 aio_chmod $fh, SAVE_MODE;
1155 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1293 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1156 aio_fsync $fh if $cf::USE_FSYNC; 1294 if ($cf::USE_FSYNC) {
1295 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;
1296 aio_fsync $fh;
1297 }
1157 aio_close $fh; 1298 aio_close $fh;
1158 1299
1159 if (@$objs) { 1300 if (@$objs) {
1160 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1301 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1161 aio_chmod $fh, SAVE_MODE; 1302 aio_chmod $fh, SAVE_MODE;
1162 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1303 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1163 aio_write $fh, 0, (length $data), $data, 0; 1304 aio_write $fh, 0, (length $data), $data, 0;
1164 aio_fsync $fh if $cf::USE_FSYNC; 1305 if ($cf::USE_FSYNC) {
1306 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;
1307 aio_fsync $fh;
1308 }
1165 aio_close $fh; 1309 aio_close $fh;
1166 aio_rename "$filename.pst~", "$filename.pst"; 1310 aio_rename "$filename.pst~", "$filename.pst";
1167 } 1311 }
1168 } else { 1312 } else {
1169 aio_unlink "$filename.pst"; 1313 aio_unlink "$filename.pst";
1172 aio_rename "$filename~", $filename; 1316 aio_rename "$filename~", $filename;
1173 1317
1174 $filename =~ s%/[^/]+$%%; 1318 $filename =~ s%/[^/]+$%%;
1175 aio_pathsync $filename if $cf::USE_FSYNC; 1319 aio_pathsync $filename if $cf::USE_FSYNC;
1176 } else { 1320 } else {
1177 warn "unable to save objects: $filename~: $!\n"; 1321 error "unable to save objects: $filename~: $!\n";
1178 } 1322 }
1179 } else { 1323 } else {
1180 aio_unlink $filename; 1324 aio_unlink $filename;
1181 aio_unlink "$filename.pst"; 1325 aio_unlink "$filename.pst";
1182 } 1326 }
1206 my $st = eval { Coro::Storable::thaw $av }; 1350 my $st = eval { Coro::Storable::thaw $av };
1207 $av = $st->{objs}; 1351 $av = $st->{objs};
1208 } 1352 }
1209 1353
1210 utf8::decode (my $decname = $filename); 1354 utf8::decode (my $decname = $filename);
1211 warn sprintf "loading %s (%d,%d)\n", 1355 trace sprintf "loading %s (%d,%d)\n",
1212 $decname, length $data, scalar @{$av || []}; 1356 $decname, length $data, scalar @{$av || []}
1357 if $VERBOSE_IO;
1213 1358
1214 ($data, $av) 1359 ($data, $av)
1215} 1360}
1216 1361
1217=head2 COMMAND CALLBACKS 1362=head2 COMMAND CALLBACKS
1276} 1421}
1277 1422
1278use File::Glob (); 1423use File::Glob ();
1279 1424
1280cf::player->attach ( 1425cf::player->attach (
1281 on_command => sub { 1426 on_unknown_command => sub {
1282 my ($pl, $name, $params) = @_; 1427 my ($pl, $name, $params) = @_;
1283 1428
1284 my $cb = $COMMAND{$name} 1429 my $cb = $COMMAND{$name}
1285 or return; 1430 or return;
1286 1431
1309 1454
1310 $pl->ext_reply ($reply, @reply) 1455 $pl->ext_reply ($reply, @reply)
1311 if $reply; 1456 if $reply;
1312 1457
1313 } else { 1458 } else {
1314 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1459 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1315 } 1460 }
1316 1461
1317 cf::override; 1462 cf::override;
1318 }, 1463 },
1319); 1464);
1320 1465
1321# "readahead" all extensions 1466# "readahead" all extensions
1322sub cache_extensions { 1467sub cache_extensions {
1323 my $grp = IO::AIO::aio_group; 1468 my $grp = IO::AIO::aio_group;
1324 1469
1325 add $grp IO::AIO::aio_readdir $LIBDIR, sub { 1470 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1326 for (grep /\.ext$/, @{$_[0]}) { 1471 for (grep /\.ext$/, @{$_[0]}) {
1327 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data; 1472 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328 } 1473 }
1329 }; 1474 };
1330 1475
1331 $grp 1476 $grp
1332} 1477}
1333 1478
1334sub load_extensions { 1479sub load_extensions {
1480 info "loading extensions...";
1481
1335 cf::sync_job { 1482 cf::sync_job {
1336 my %todo; 1483 my %todo;
1337 1484
1338 for my $path (<$LIBDIR/*.ext>) { 1485 for my $path (<$LIBDIR/*.ext>) {
1339 next unless -r $path; 1486 next unless -r $path;
1357 1504
1358 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1505 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1506 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360 1507
1361 $ext{source} = 1508 $ext{source} =
1362 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1509 "package $pkg; use common::sense;\n"
1363 . "#line 1 \"$path\"\n{\n" 1510 . "#line 1 \"$path\"\n{\n"
1364 . $source 1511 . $source
1365 . "\n};\n1"; 1512 . "\n};\n1";
1366 1513
1367 $todo{$base} = \%ext; 1514 $todo{$base} = \%ext;
1368 } 1515 }
1369 1516
1517 my $pass = 0;
1370 my %done; 1518 my %done;
1371 while (%todo) { 1519 while (%todo) {
1372 my $progress; 1520 my $progress;
1373 1521
1522 ++$pass;
1523
1524 ext:
1374 while (my ($k, $v) = each %todo) { 1525 while (my ($k, $v) = each %todo) {
1375 for (split /,\s*/, $v->{meta}{depends}) { 1526 for (split /,\s*/, $v->{meta}{depends}) {
1376 goto skip 1527 next ext
1377 unless exists $done{$_}; 1528 unless exists $done{$_};
1378 } 1529 }
1379 1530
1380 warn "... loading '$k' into '$v->{pkg}'\n"; 1531 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1381 1532
1382 unless (eval $v->{source}) { 1533 my $active = eval $v->{source};
1534
1535 if (length $@) {
1383 my $msg = $@ ? "$v->{path}: $@\n" 1536 error "$v->{path}: $@\n";
1384 : "$v->{base}: extension inactive.\n";
1385 1537
1386 if (exists $v->{meta}{mandatory}) {
1387 warn $msg;
1388 cf::cleanup "mandatory extension failed to load, exiting."; 1538 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1389 } 1539 if exists $v->{meta}{mandatory};
1390 1540
1391 warn $msg; 1541 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1542 delete $todo{$k};
1543 } else {
1544 $done{$k} = delete $todo{$k};
1545 push @EXTS, $v->{pkg};
1546 $progress = 1;
1547
1548 info "$v->{base}: extension inactive.\n"
1549 unless $active;
1392 } 1550 }
1393
1394 $done{$k} = delete $todo{$k};
1395 push @EXTS, $v->{pkg};
1396 $progress = 1;
1397 } 1551 }
1398 1552
1399 skip: 1553 unless ($progress) {
1400 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1554 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1401 unless $progress; 1555
1556 while (my ($k, $v) = each %todo) {
1557 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1558 if exists $v->{meta}{mandatory};
1559 }
1560
1561 last;
1562 }
1402 } 1563 }
1403 }; 1564 };
1404} 1565}
1405 1566
1406############################################################################# 1567#############################################################################
1490 $cf::PLAYER{$login} = $pl 1651 $cf::PLAYER{$login} = $pl
1491 } 1652 }
1492 } 1653 }
1493} 1654}
1494 1655
1656cf::player->attach (
1657 on_load => sub {
1658 my ($pl, $path) = @_;
1659
1660 # restore slots saved in save, below
1661 my $slots = delete $pl->{_slots};
1662
1663 $pl->ob->current_weapon ($slots->[0]);
1664 $pl->combat_ob ($slots->[1]);
1665 $pl->ranged_ob ($slots->[2]);
1666 },
1667);
1668
1495sub save($) { 1669sub save($) {
1496 my ($pl) = @_; 1670 my ($pl) = @_;
1497 1671
1498 return if $pl->{deny_save}; 1672 return if $pl->{deny_save};
1499 1673
1504 1678
1505 aio_mkdir playerdir $pl, 0770; 1679 aio_mkdir playerdir $pl, 0770;
1506 $pl->{last_save} = $cf::RUNTIME; 1680 $pl->{last_save} = $cf::RUNTIME;
1507 1681
1508 cf::get_slot 0.01; 1682 cf::get_slot 0.01;
1683
1684 # save slots, to be restored later
1685 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1509 1686
1510 $pl->save_pl ($path); 1687 $pl->save_pl ($path);
1511 cf::cede_to_tick; 1688 cf::cede_to_tick;
1512} 1689}
1513 1690
1547 my $name = $pl->ob->name; 1724 my $name = $pl->ob->name;
1548 1725
1549 $pl->{deny_save} = 1; 1726 $pl->{deny_save} = 1;
1550 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1727 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1551 1728
1552 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1729 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1553 $pl->deactivate; 1730 $pl->deactivate;
1731
1554 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1732 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555 $pl->ob->check_score;
1556 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1733 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1734 ext::highscore::check ($pl->ob);
1735
1557 $pl->ns->destroy if $pl->ns; 1736 $pl->ns->destroy if $pl->ns;
1558 1737
1559 my $path = playerdir $pl; 1738 my $path = playerdir $pl;
1560 my $temp = "$path~$cf::RUNTIME~deleting~"; 1739 my $temp = "$path~$cf::RUNTIME~deleting~";
1561 aio_rename $path, $temp; 1740 aio_rename $path, $temp;
1615 \@logins 1794 \@logins
1616} 1795}
1617 1796
1618=item $player->maps 1797=item $player->maps
1619 1798
1799=item cf::player::maps $login
1800
1620Returns an arrayref of map paths that are private for this 1801Returns an arrayref of map paths that are private for this
1621player. May block. 1802player. May block.
1622 1803
1623=cut 1804=cut
1624 1805
1635 for (@$files) { 1816 for (@$files) {
1636 utf8::decode $_; 1817 utf8::decode $_;
1637 next if /\.(?:pl|pst)$/; 1818 next if /\.(?:pl|pst)$/;
1638 next unless /^$PATH_SEP/o; 1819 next unless /^$PATH_SEP/o;
1639 1820
1640 push @paths, cf::map::normalise "~$pl/$_"; 1821 push @paths, cf::map::normalise "~$pl/$_", $pl->map;
1641 } 1822 }
1642 1823
1643 \@paths 1824 \@paths
1644} 1825}
1645 1826
1685 1866
1686=cut 1867=cut
1687 1868
1688sub find_by_path($) { 1869sub find_by_path($) {
1689 my ($path) = @_; 1870 my ($path) = @_;
1871
1872 $path =~ s/^~[^\/]*//; # skip ~login
1690 1873
1691 my ($match, $specificity); 1874 my ($match, $specificity);
1692 1875
1693 for my $region (list) { 1876 for my $region (list) {
1694 if ($region->{match} && $path =~ $region->{match}) { 1877 if ($region->{match} && $path =~ $region->{match}) {
1723sub generate_random_map { 1906sub generate_random_map {
1724 my ($self, $rmp) = @_; 1907 my ($self, $rmp) = @_;
1725 1908
1726 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1909 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727 1910
1728 # mit "rum" bekleckern, nicht
1729 $self->_create_random_map ( 1911 $self->_create_random_map ($rmp);
1730 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733 $rmp->{exit_on_final_map},
1734 $rmp->{xsize}, $rmp->{ysize},
1735 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740 (cf::region::find $rmp->{region}), $rmp->{custom}
1741 )
1742} 1912}
1743 1913
1744=item cf::map->register ($regex, $prio) 1914=item cf::map->register ($regex, $prio)
1745 1915
1746Register a handler for the map path matching the given regex at the 1916Register a handler for the map path matching the given regex at the
1751 1921
1752sub register { 1922sub register {
1753 my (undef, $regex, $prio) = @_; 1923 my (undef, $regex, $prio) = @_;
1754 my $pkg = caller; 1924 my $pkg = caller;
1755 1925
1756 no strict;
1757 push @{"$pkg\::ISA"}, __PACKAGE__; 1926 push @{"$pkg\::ISA"}, __PACKAGE__;
1758 1927
1759 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1928 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760} 1929}
1761 1930
1762# also paths starting with '/' 1931# also paths starting with '/'
1763$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1932$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764 1933
1765sub thawer_merge { 1934sub thawer_merge {
1766 my ($self, $merge) = @_; 1935 my ($self, $merge) = @_;
1767 1936
1768 # we have to keep some variables in memory intact 1937 # we have to keep some variables in memory intact
1773} 1942}
1774 1943
1775sub normalise { 1944sub normalise {
1776 my ($path, $base) = @_; 1945 my ($path, $base) = @_;
1777 1946
1778 $path = "$path"; # make sure its a string 1947 $path = "$path"; # make sure it's a string
1779 1948
1780 $path =~ s/\.map$//; 1949 $path =~ s/\.map$//;
1781 1950
1782 # map plan: 1951 # map plan:
1783 # 1952 #
1785 # {... are special paths that are not being touched 1954 # {... are special paths that are not being touched
1786 # ?xxx/... are special absolute paths 1955 # ?xxx/... are special absolute paths
1787 # ?random/... random maps 1956 # ?random/... random maps
1788 # /... normal maps 1957 # /... normal maps
1789 # ~user/... per-player map of a specific user 1958 # ~user/... per-player map of a specific user
1959 # !up !down for quad maps, or other maps with up/down layers
1790 1960
1791 $path =~ s/$PATH_SEP/\//go; 1961 $path =~ s/$PATH_SEP/\//go;
1792 1962
1793 # treat it as relative path if it starts with 1963 # treat it as relative path if it starts with
1794 # something that looks reasonable 1964 # something that looks reasonable
1795 if ($path =~ m{^(?:\./|\.\./|\w)}) { 1965 if ($path =~ m{^(?:\./|\.\./|\w)}) {
1796 $base or Carp::carp "normalise called with relative path and no base: '$path'"; 1966 $base or Carp::carp "normalise called with relative path and no base: '$path'";
1797 1967
1798 $base =~ s{[^/]+/?$}{}; 1968 $base =~ s{[^/]+/?$}{};
1799 $path = "$base/$path"; 1969 $path = "$base/$path";
1970
1971 } elsif ($path eq '!up') {
1972 $base && ref $base
1973 or Carp::carp "normalise called with relative tile path and no base: '$path'";
1974
1975 my $uppth = $base->tile_path (cf::TILE_UP);
1976 $path = $uppth if $uppth;
1977
1978 } elsif ($path eq '!down') {
1979 $base && ref $base
1980 or Carp::carp "normalise called with relative tile path and no base: '$path'";
1981
1982 my $dpth = $base->tile_path (cf::TILE_DOWN);
1983 $path = $dpth if $dpth;
1800 } 1984 }
1801 1985
1802 for ($path) { 1986 for ($path) {
1803 redo if s{//}{/};
1804 redo if s{/\.?/}{/}; 1987 redo if s{/\.?/}{/};
1805 redo if s{/[^/]+/\.\./}{/}; 1988 redo if s{/[^/]+/\.\./}{/};
1806 } 1989 }
1807 1990
1808 $path 1991 $path
1822 $self->init; # pass $1 etc. 2005 $self->init; # pass $1 etc.
1823 return $self; 2006 return $self;
1824 } 2007 }
1825 } 2008 }
1826 2009
1827 Carp::cluck "unable to resolve path '$path' (base '$base')."; 2010 Carp::cluck "unable to resolve path '$path' (base '$base')";
1828 () 2011 ()
1829} 2012}
1830 2013
2014# may re-bless or do other evil things
1831sub init { 2015sub init {
1832 my ($self) = @_; 2016 my ($self) = @_;
1833 2017
1834 $self 2018 $self
1835} 2019}
1955 2139
1956sub find; 2140sub find;
1957sub find { 2141sub find {
1958 my ($path, $origin) = @_; 2142 my ($path, $origin) = @_;
1959 2143
2144 cf::cede_to_tick;
2145
1960 $path = normalise $path, $origin && $origin->path; 2146 $path = normalise $path, $origin;
1961 2147
1962 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove 2148 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1963 my $guard2 = cf::lock_acquire "map_find:$path"; 2149 my $guard2 = cf::lock_acquire "map_find:$path";
1964 2150
1965 $cf::MAP{$path} || do { 2151 $cf::MAP{$path} || do {
1982 2168
1983 $cf::MAP{$path} = $map 2169 $cf::MAP{$path} = $map
1984 } 2170 }
1985} 2171}
1986 2172
1987sub pre_load { } 2173sub pre_load { }
1988sub post_load { } 2174#sub post_load { } # XS
1989 2175
1990sub load { 2176sub load {
1991 my ($self) = @_; 2177 my ($self) = @_;
1992 2178
1993 local $self->{deny_reset} = 1; # loading can take a long time 2179 local $self->{deny_reset} = 1; # loading can take a long time
2005 $self->alloc; 2191 $self->alloc;
2006 2192
2007 $self->pre_load; 2193 $self->pre_load;
2008 cf::cede_to_tick; 2194 cf::cede_to_tick;
2009 2195
2196 if (exists $self->{load_path}) {
2010 my $f = new_from_file cf::object::thawer $self->{load_path}; 2197 my $f = new_from_file cf::object::thawer $self->{load_path};
2011 $f->skip_block; 2198 $f->skip_block;
2012 $self->_load_objects ($f) 2199 $self->_load_objects ($f)
2013 or return; 2200 or return;
2014 2201
2015 $self->post_load_original 2202 $self->post_load_original
2016 if delete $self->{load_original}; 2203 if delete $self->{load_original};
2017 2204
2018 if (my $uniq = $self->uniq_path) { 2205 if (my $uniq = $self->uniq_path) {
2019 utf8::encode $uniq; 2206 utf8::encode $uniq;
2020 unless (aio_stat $uniq) { 2207 unless (aio_stat $uniq) {
2021 if (my $f = new_from_file cf::object::thawer $uniq) { 2208 if (my $f = new_from_file cf::object::thawer $uniq) {
2022 $self->clear_unique_items; 2209 $self->clear_unique_items;
2023 $self->_load_objects ($f); 2210 $self->_load_objects ($f);
2024 $f->resolve_delayed_derefs; 2211 $f->resolve_delayed_derefs;
2212 }
2025 } 2213 }
2026 } 2214 }
2027 }
2028 2215
2029 $f->resolve_delayed_derefs; 2216 $f->resolve_delayed_derefs;
2217 }
2030 2218
2031 cf::cede_to_tick; 2219 cf::cede_to_tick;
2032 # now do the right thing for maps 2220 # now do the right thing for maps
2033 $self->link_multipart_objects; 2221 $self->link_multipart_objects;
2034 $self->difficulty ($self->estimate_difficulty) 2222 $self->difficulty ($self->estimate_difficulty)
2048 2236
2049 $self->in_memory (cf::MAP_ACTIVE); 2237 $self->in_memory (cf::MAP_ACTIVE);
2050 } 2238 }
2051 2239
2052 $self->post_load; 2240 $self->post_load;
2053}
2054 2241
2242 1
2243}
2244
2245# customize the map for a given player, i.e.
2246# return the _real_ map. used by e.g. per-player
2247# maps to change the path to ~playername/mappath
2055sub customise_for { 2248sub customise_for {
2056 my ($self, $ob) = @_; 2249 my ($self, $ob) = @_;
2057 2250
2058 return find "~" . $ob->name . "/" . $self->{path} 2251 return find "~" . $ob->name . "/" . $self->{path}
2059 if $self->per_player; 2252 if $self->per_player;
2075 or next; 2268 or next;
2076 $neigh = find $neigh, $map 2269 $neigh = find $neigh, $map
2077 or next; 2270 or next;
2078 $neigh->load; 2271 $neigh->load;
2079 2272
2273 # now find the diagonal neighbours
2080 push @neigh, 2274 push @neigh,
2081 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2275 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2082 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2276 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2083 } 2277 }
2084 2278
2091} 2285}
2092 2286
2093sub find_sync { 2287sub find_sync {
2094 my ($path, $origin) = @_; 2288 my ($path, $origin) = @_;
2095 2289
2096 cf::sync_job { find $path, $origin } 2290 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2291 if $Coro::current == $Coro::main;
2292
2293 find $path, $origin
2097} 2294}
2098 2295
2099sub do_load_sync { 2296sub do_load_sync {
2100 my ($map) = @_; 2297 my ($map) = @_;
2101 2298
2102 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2299 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2103 if $Coro::current == $Coro::main; 2300 if $Coro::current == $Coro::main;
2104 2301
2105 cf::sync_job { $map->load }; 2302 $map->load;
2106} 2303}
2107 2304
2108our %MAP_PREFETCH; 2305our %MAP_PREFETCH;
2109our $MAP_PREFETCHER = undef; 2306our $MAP_PREFETCHER = undef;
2110 2307
2111sub find_async { 2308sub find_async {
2112 my ($path, $origin, $load) = @_; 2309 my ($path, $origin, $load) = @_;
2113 2310
2114 $path = normalise $path, $origin && $origin->{path}; 2311 $path = normalise $path, $origin;
2115 2312
2116 if (my $map = $cf::MAP{$path}) { 2313 if (my $map = $cf::MAP{$path}) {
2117 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE; 2314 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2118 } 2315 }
2119 2316
2136 $MAP_PREFETCHER->prio (6); 2333 $MAP_PREFETCHER->prio (6);
2137 2334
2138 () 2335 ()
2139} 2336}
2140 2337
2338# common code, used by both ->save and ->swapout
2141sub save { 2339sub _save {
2142 my ($self) = @_; 2340 my ($self) = @_;
2143
2144 my $lock = cf::lock_acquire "map_data:$self->{path}";
2145 2341
2146 $self->{last_save} = $cf::RUNTIME; 2342 $self->{last_save} = $cf::RUNTIME;
2147 2343
2148 return unless $self->dirty; 2344 return unless $self->dirty;
2149 2345
2169 } else { 2365 } else {
2170 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2366 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2171 } 2367 }
2172} 2368}
2173 2369
2370sub save {
2371 my ($self) = @_;
2372
2373 my $lock = cf::lock_acquire "map_data:$self->{path}";
2374
2375 $self->_save;
2376}
2377
2174sub swap_out { 2378sub swap_out {
2175 my ($self) = @_; 2379 my ($self) = @_;
2176 2380
2177 # save first because save cedes
2178 $self->save;
2179
2180 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2381 my $lock = cf::lock_acquire "map_data:$self->{path}";
2181 2382
2182 return if $self->players;
2183 return if $self->in_memory != cf::MAP_ACTIVE; 2383 return if $self->in_memory != cf::MAP_ACTIVE;
2184 return if $self->{deny_save}; 2384 return if $self->{deny_save};
2385 return if $self->players;
2185 2386
2387 # first deactivate the map and "unlink" it from the core
2388 $self->deactivate;
2389 $_->clear_links_to ($self) for values %cf::MAP;
2186 $self->in_memory (cf::MAP_SWAPPED); 2390 $self->in_memory (cf::MAP_SWAPPED);
2391
2392 # then atomically save
2393 $self->_save;
2394
2395 # then free the map
2396 $self->clear;
2397}
2398
2399sub reset_at {
2400 my ($self) = @_;
2401
2402 # TODO: safety, remove and allow resettable per-player maps
2403 return 1e99 if $self->{deny_reset};
2404
2405 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2406 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2407
2408 $time + $to
2409}
2410
2411sub should_reset {
2412 my ($self) = @_;
2413
2414 $self->reset_at <= $cf::RUNTIME
2415}
2416
2417sub reset {
2418 my ($self) = @_;
2419
2420 my $lock = cf::lock_acquire "map_data:$self->{path}";
2421
2422 return if $self->players;
2423
2424 cf::trace "resetting map ", $self->path, "\n";
2425
2426 $self->in_memory (cf::MAP_SWAPPED);
2427
2428 # need to save uniques path
2429 unless ($self->{deny_save}) {
2430 my $uniq = $self->uniq_path; utf8::encode $uniq;
2431
2432 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2433 if $uniq;
2434 }
2435
2436 delete $cf::MAP{$self->path};
2187 2437
2188 $self->deactivate; 2438 $self->deactivate;
2189 $_->clear_links_to ($self) for values %cf::MAP; 2439 $_->clear_links_to ($self) for values %cf::MAP;
2190 $self->clear; 2440 $self->clear;
2191}
2192
2193sub reset_at {
2194 my ($self) = @_;
2195
2196 # TODO: safety, remove and allow resettable per-player maps
2197 return 1e99 if $self->{deny_reset};
2198
2199 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2200 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2201
2202 $time + $to
2203}
2204
2205sub should_reset {
2206 my ($self) = @_;
2207
2208 $self->reset_at <= $cf::RUNTIME
2209}
2210
2211sub reset {
2212 my ($self) = @_;
2213
2214 my $lock = cf::lock_acquire "map_data:$self->{path}";
2215
2216 return if $self->players;
2217
2218 warn "resetting map ", $self->path;
2219
2220 $self->in_memory (cf::MAP_SWAPPED);
2221
2222 # need to save uniques path
2223 unless ($self->{deny_save}) {
2224 my $uniq = $self->uniq_path; utf8::encode $uniq;
2225
2226 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2227 if $uniq;
2228 }
2229
2230 delete $cf::MAP{$self->path};
2231
2232 $self->deactivate;
2233 $_->clear_links_to ($self) for values %cf::MAP;
2234 $self->clear;
2235 2441
2236 $self->unlink_save; 2442 $self->unlink_save;
2237 $self->destroy; 2443 $self->destroy;
2238} 2444}
2239 2445
2247 2453
2248 delete $cf::MAP{$self->path}; 2454 delete $cf::MAP{$self->path};
2249 2455
2250 $self->unlink_save; 2456 $self->unlink_save;
2251 2457
2252 bless $self, "cf::map"; 2458 bless $self, "cf::map::wrap";
2253 delete $self->{deny_reset}; 2459 delete $self->{deny_reset};
2254 $self->{deny_save} = 1; 2460 $self->{deny_save} = 1;
2255 $self->reset_timeout (1); 2461 $self->reset_timeout (1);
2256 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2462 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2257 2463
2314 : normalise $_ 2520 : normalise $_
2315 } @{ aio_readdir $UNIQUEDIR or [] } 2521 } @{ aio_readdir $UNIQUEDIR or [] }
2316 ] 2522 ]
2317} 2523}
2318 2524
2525=item cf::map::static_maps
2526
2527Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2528file in the shared directory excluding F</styles> and F</editor>). May
2529block.
2530
2531=cut
2532
2533sub static_maps() {
2534 my @dirs = "";
2535 my @maps;
2536
2537 while (@dirs) {
2538 my $dir = shift @dirs;
2539
2540 next if $dir eq "/styles" || $dir eq "/editor";
2541
2542 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2543 or return;
2544
2545 for (@$files) {
2546 s/\.map$// or next;
2547 utf8::decode $_;
2548 push @maps, "$dir/$_";
2549 }
2550
2551 push @dirs, map "$dir/$_", @$dirs;
2552 }
2553
2554 \@maps
2555}
2556
2319=back 2557=back
2320 2558
2321=head3 cf::object 2559=head3 cf::object
2322 2560
2323=cut 2561=cut
2455 2693
2456Freezes the player and moves him/her to a special map (C<{link}>). 2694Freezes the player and moves him/her to a special map (C<{link}>).
2457 2695
2458The player should be reasonably safe there for short amounts of time (e.g. 2696The player should be reasonably safe there for short amounts of time (e.g.
2459for loading a map). You I<MUST> call C<leave_link> as soon as possible, 2697for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460though, as the palyer cannot control the character while it is on the link 2698though, as the player cannot control the character while it is on the link
2461map. 2699map.
2462 2700
2463Will never block. 2701Will never block.
2464 2702
2465=item $player_object->leave_link ($map, $x, $y) 2703=item $player_object->leave_link ($map, $x, $y)
2486sub cf::object::player::enter_link { 2724sub cf::object::player::enter_link {
2487 my ($self) = @_; 2725 my ($self) = @_;
2488 2726
2489 $self->deactivate_recursive; 2727 $self->deactivate_recursive;
2490 2728
2729 ++$self->{_link_recursion};
2730
2491 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2731 return if UNIVERSAL::isa $self->map, "ext::map_link";
2492 2732
2493 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2733 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494 if $self->map && $self->map->{path} ne "{link}"; 2734 if $self->map && $self->map->{path} ne "{link}";
2495 2735
2496 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2736 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2497} 2737}
2498 2738
2499sub cf::object::player::leave_link { 2739sub cf::object::player::leave_link {
2500 my ($self, $map, $x, $y) = @_; 2740 my ($self, $map, $x, $y) = @_;
2501 2741
2518 ($x, $y) = (-1, -1) 2758 ($x, $y) = (-1, -1)
2519 unless (defined $x) && (defined $y); 2759 unless (defined $x) && (defined $y);
2520 2760
2521 # use -1 or undef as default coordinates, not 0, 0 2761 # use -1 or undef as default coordinates, not 0, 0
2522 ($x, $y) = ($map->enter_x, $map->enter_y) 2762 ($x, $y) = ($map->enter_x, $map->enter_y)
2523 if $x <=0 && $y <= 0; 2763 if $x <= 0 && $y <= 0;
2524 2764
2525 $map->load; 2765 $map->load;
2526 $map->load_neighbours; 2766 $map->load_neighbours;
2527 2767
2528 return unless $self->contr->active; 2768 return unless $self->contr->active;
2529 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2530 $self->activate_recursive;
2531 2769
2532 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2770 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2533 $self->enter_map ($map, $x, $y); 2771 if ($self->enter_map ($map, $x, $y)) {
2534} 2772 # entering was successful
2773 delete $self->{_link_recursion};
2774 # only activate afterwards, to support waiting in hooks
2775 $self->activate_recursive;
2776 }
2535 2777
2778}
2779
2536=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2780=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2537 2781
2538Moves the player to the given map-path and coordinates by first freezing 2782Moves the player to the given map-path and coordinates by first freezing
2539her, loading and preparing them map, calling the provided $check callback 2783her, loading and preparing them map, calling the provided $check callback
2540that has to return the map if sucecssful, and then unfreezes the player on 2784that has to return the map if sucecssful, and then unfreezes the player on
2541the new (success) or old (failed) map position. In either case, $done will 2785the new (success) or old (failed) map position. In either case, $done will
2548 2792
2549our $GOTOGEN; 2793our $GOTOGEN;
2550 2794
2551sub cf::object::player::goto { 2795sub cf::object::player::goto {
2552 my ($self, $path, $x, $y, $check, $done) = @_; 2796 my ($self, $path, $x, $y, $check, $done) = @_;
2797
2798 if ($self->{_link_recursion} >= $MAX_LINKS) {
2799 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2800 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2801 ($path, $x, $y) = @$EMERGENCY_POSITION;
2802 }
2553 2803
2554 # do generation counting so two concurrent goto's will be executed in-order 2804 # do generation counting so two concurrent goto's will be executed in-order
2555 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2805 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2556 2806
2557 $self->enter_link; 2807 $self->enter_link;
2577 ($path, $x, $y) = (undef, undef, undef); 2827 ($path, $x, $y) = (undef, undef, undef);
2578 } 2828 }
2579 } 2829 }
2580 2830
2581 my $map = eval { 2831 my $map = eval {
2582 my $map = defined $path ? cf::map::find $path : undef; 2832 my $map = defined $path ? cf::map::find $path, $self->map : undef;
2583 2833
2584 if ($map) { 2834 if ($map) {
2585 $map = $map->customise_for ($self); 2835 $map = $map->customise_for ($self);
2586 $map = $check->($map) if $check && $map; 2836 $map = $check->($map, $x, $y, $self) if $check && $map;
2587 } else { 2837 } else {
2588 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2838 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2589 } 2839 }
2590 2840
2591 $map 2841 $map
2599 if ($gen == $self->{_goto_generation}) { 2849 if ($gen == $self->{_goto_generation}) {
2600 delete $self->{_goto_generation}; 2850 delete $self->{_goto_generation};
2601 $self->leave_link ($map, $x, $y); 2851 $self->leave_link ($map, $x, $y);
2602 } 2852 }
2603 2853
2604 $done->() if $done; 2854 $done->($self) if $done;
2605 })->prio (1); 2855 })->prio (1);
2606} 2856}
2607 2857
2608=item $player_object->enter_exit ($exit_object) 2858=item $player_object->enter_exit ($exit_object)
2609 2859
2685 2935
2686 prepare_random_map $exit 2936 prepare_random_map $exit
2687 if $exit->slaying eq "/!"; 2937 if $exit->slaying eq "/!";
2688 } 2938 }
2689 2939
2690 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path; 2940 my $map = cf::map::normalise $exit->slaying, $exit->map;
2691 my $x = $exit->stats->hp; 2941 my $x = $exit->stats->hp;
2692 my $y = $exit->stats->sp; 2942 my $y = $exit->stats->sp;
2693 2943
2694 $self->goto ($map, $x, $y); 2944 $self->goto ($map, $x, $y);
2695 2945
2702 $self->message ("Something went wrong deep within the deliantra server. " 2952 $self->message ("Something went wrong deep within the deliantra server. "
2703 . "I'll try to bring you back to the map you were before. " 2953 . "I'll try to bring you back to the map you were before. "
2704 . "Please report this to the dungeon master!", 2954 . "Please report this to the dungeon master!",
2705 cf::NDI_UNIQUE | cf::NDI_RED); 2955 cf::NDI_UNIQUE | cf::NDI_RED);
2706 2956
2707 warn "ERROR in enter_exit: $@"; 2957 error "ERROR in enter_exit: $@";
2708 $self->leave_link; 2958 $self->leave_link;
2709 } 2959 }
2710 })->prio (1); 2960 })->prio (1);
2711} 2961}
2712 2962
2724sub cf::client::send_drawinfo { 2974sub cf::client::send_drawinfo {
2725 my ($self, $text, $flags) = @_; 2975 my ($self, $text, $flags) = @_;
2726 2976
2727 utf8::encode $text; 2977 utf8::encode $text;
2728 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2978 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2979}
2980
2981=item $client->send_big_packet ($pkt)
2982
2983Like C<send_packet>, but tries to compress large packets, and fragments
2984them as required.
2985
2986=cut
2987
2988our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2989
2990sub cf::client::send_big_packet {
2991 my ($self, $pkt) = @_;
2992
2993 # try lzf for large packets
2994 $pkt = "lzf " . Compress::LZF::compress $pkt
2995 if 1024 <= length $pkt and $self->{can_lzf};
2996
2997 # split very large packets
2998 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2999 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
3000 $pkt = "frag";
3001 }
3002
3003 $self->send_packet ($pkt);
2729} 3004}
2730 3005
2731=item $client->send_msg ($channel, $msg, $color, [extra...]) 3006=item $client->send_msg ($channel, $msg, $color, [extra...])
2732 3007
2733Send a drawinfo or msg packet to the client, formatting the msg for the 3008Send a drawinfo or msg packet to the client, formatting the msg for the
2737 3012
2738=cut 3013=cut
2739 3014
2740# non-persistent channels (usually the info channel) 3015# non-persistent channels (usually the info channel)
2741our %CHANNEL = ( 3016our %CHANNEL = (
3017 "c/motd" => {
3018 id => "infobox",
3019 title => "MOTD",
3020 reply => undef,
3021 tooltip => "The message of the day",
3022 },
2742 "c/identify" => { 3023 "c/identify" => {
2743 id => "infobox", 3024 id => "infobox",
2744 title => "Identify", 3025 title => "Identify",
2745 reply => undef, 3026 reply => undef,
2746 tooltip => "Items recently identified", 3027 tooltip => "Items recently identified",
2748 "c/examine" => { 3029 "c/examine" => {
2749 id => "infobox", 3030 id => "infobox",
2750 title => "Examine", 3031 title => "Examine",
2751 reply => undef, 3032 reply => undef,
2752 tooltip => "Signs and other items you examined", 3033 tooltip => "Signs and other items you examined",
3034 },
3035 "c/shopinfo" => {
3036 id => "infobox",
3037 title => "Shop Info",
3038 reply => undef,
3039 tooltip => "What your bargaining skill tells you about the shop",
2753 }, 3040 },
2754 "c/book" => { 3041 "c/book" => {
2755 id => "infobox", 3042 id => "infobox",
2756 title => "Book", 3043 title => "Book",
2757 reply => undef, 3044 reply => undef,
2785 id => "infobox", 3072 id => "infobox",
2786 title => "Skills", 3073 title => "Skills",
2787 reply => undef, 3074 reply => undef,
2788 tooltip => "Shows your experience per skill and item power", 3075 tooltip => "Shows your experience per skill and item power",
2789 }, 3076 },
3077 "c/shopitems" => {
3078 id => "infobox",
3079 title => "Shop Items",
3080 reply => undef,
3081 tooltip => "Shows the items currently for sale in this shop",
3082 },
2790 "c/resistances" => { 3083 "c/resistances" => {
2791 id => "infobox", 3084 id => "infobox",
2792 title => "Resistances", 3085 title => "Resistances",
2793 reply => undef, 3086 reply => undef,
2794 tooltip => "Shows your resistances", 3087 tooltip => "Shows your resistances",
2796 "c/pets" => { 3089 "c/pets" => {
2797 id => "infobox", 3090 id => "infobox",
2798 title => "Pets", 3091 title => "Pets",
2799 reply => undef, 3092 reply => undef,
2800 tooltip => "Shows information abotu your pets/a specific pet", 3093 tooltip => "Shows information abotu your pets/a specific pet",
3094 },
3095 "c/perceiveself" => {
3096 id => "infobox",
3097 title => "Perceive Self",
3098 reply => undef,
3099 tooltip => "You gained detailed knowledge about yourself",
2801 }, 3100 },
2802 "c/uptime" => { 3101 "c/uptime" => {
2803 id => "infobox", 3102 id => "infobox",
2804 title => "Uptime", 3103 title => "Uptime",
2805 reply => undef, 3104 reply => undef,
2861 my $pkt = "msg " 3160 my $pkt = "msg "
2862 . $self->{json_coder}->encode ( 3161 . $self->{json_coder}->encode (
2863 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra] 3162 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864 ); 3163 );
2865 3164
2866 # try lzf for large packets
2867 $pkt = "lzf " . Compress::LZF::compress $pkt
2868 if 1024 <= length $pkt and $self->{can_lzf};
2869
2870 # split very large packets
2871 if (8192 < length $pkt and $self->{can_lzf}) {
2872 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2873 $pkt = "frag";
2874 }
2875
2876 $self->send_packet ($pkt); 3165 $self->send_big_packet ($pkt);
2877} 3166}
2878 3167
2879=item $client->ext_msg ($type, @msg) 3168=item $client->ext_msg ($type, @msg)
2880 3169
2881Sends an ext event to the client. 3170Sends an ext event to the client.
2884 3173
2885sub cf::client::ext_msg($$@) { 3174sub cf::client::ext_msg($$@) {
2886 my ($self, $type, @msg) = @_; 3175 my ($self, $type, @msg) = @_;
2887 3176
2888 if ($self->extcmd == 2) { 3177 if ($self->extcmd == 2) {
2889 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3178 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890 } elsif ($self->extcmd == 1) { # TODO: remove 3179 } elsif ($self->extcmd == 1) { # TODO: remove
2891 push @msg, msgtype => "event_$type"; 3180 push @msg, msgtype => "event_$type";
2892 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3181 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893 } 3182 }
2894} 3183}
2895 3184
2896=item $client->ext_reply ($msgid, @msg) 3185=item $client->ext_reply ($msgid, @msg)
2897 3186
2901 3190
2902sub cf::client::ext_reply($$@) { 3191sub cf::client::ext_reply($$@) {
2903 my ($self, $id, @msg) = @_; 3192 my ($self, $id, @msg) = @_;
2904 3193
2905 if ($self->extcmd == 2) { 3194 if ($self->extcmd == 2) {
2906 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3195 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2907 } elsif ($self->extcmd == 1) { 3196 } elsif ($self->extcmd == 1) {
2908 #TODO: version 1, remove 3197 #TODO: version 1, remove
2909 unshift @msg, msgtype => "reply", msgid => $id; 3198 unshift @msg, msgtype => "reply", msgid => $id;
2910 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3199 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911 } 3200 }
2912} 3201}
2913 3202
2914=item $success = $client->query ($flags, "text", \&cb) 3203=item $success = $client->query ($flags, "text", \&cb)
2915 3204
2986 3275
2987 $ns->ext_reply ($reply, @reply) 3276 $ns->ext_reply ($reply, @reply)
2988 if $reply; 3277 if $reply;
2989 3278
2990 } else { 3279 } else {
2991 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3280 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992 } 3281 }
2993 3282
2994 cf::override; 3283 cf::override;
2995 }, 3284 },
2996); 3285);
3016 3305
3017 $coro 3306 $coro
3018} 3307}
3019 3308
3020cf::client->attach ( 3309cf::client->attach (
3021 on_destroy => sub { 3310 on_client_destroy => sub {
3022 my ($ns) = @_; 3311 my ($ns) = @_;
3023 3312
3024 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3313 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3025 }, 3314 },
3026); 3315);
3042our $safe_hole = new Safe::Hole; 3331our $safe_hole = new Safe::Hole;
3043 3332
3044$SIG{FPE} = 'IGNORE'; 3333$SIG{FPE} = 'IGNORE';
3045 3334
3046$safe->permit_only (Opcode::opset qw( 3335$safe->permit_only (Opcode::opset qw(
3047 :base_core :base_mem :base_orig :base_math 3336 :base_core :base_mem :base_orig :base_math :base_loop
3048 grepstart grepwhile mapstart mapwhile 3337 grepstart grepwhile mapstart mapwhile
3049 sort time 3338 sort time
3050)); 3339));
3051 3340
3052# here we export the classes and methods available to script code 3341# here we export the classes and methods available to script code
3077 decrease split destroy change_exp value msg lore send_msg)], 3366 decrease split destroy change_exp value msg lore send_msg)],
3078 ["cf::object::player" => qw(player)], 3367 ["cf::object::player" => qw(player)],
3079 ["cf::player" => qw(peaceful send_msg)], 3368 ["cf::player" => qw(peaceful send_msg)],
3080 ["cf::map" => qw(trigger)], 3369 ["cf::map" => qw(trigger)],
3081) { 3370) {
3082 no strict 'refs';
3083 my ($pkg, @funs) = @$_; 3371 my ($pkg, @funs) = @$_;
3084 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3372 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085 for @funs; 3373 for @funs;
3086} 3374}
3087 3375
3104 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3392 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3105 $qcode =~ s/\n/\\n/g; 3393 $qcode =~ s/\n/\\n/g;
3106 3394
3107 %vars = (_dummy => 0) unless %vars; 3395 %vars = (_dummy => 0) unless %vars;
3108 3396
3397 my @res;
3109 local $_; 3398 local $_;
3110 local @safe::cf::_safe_eval_args = values %vars;
3111 3399
3112 my $eval = 3400 my $eval =
3113 "do {\n" 3401 "do {\n"
3114 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3402 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3115 . "#line 0 \"{$qcode}\"\n" 3403 . "#line 0 \"{$qcode}\"\n"
3116 . $code 3404 . $code
3117 . "\n}" 3405 . "\n}"
3118 ; 3406 ;
3119 3407
3408 if ($CFG{safe_eval}) {
3120 sub_generation_inc; 3409 sub_generation_inc;
3410 local @safe::cf::_safe_eval_args = values %vars;
3121 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3411 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3122 sub_generation_inc; 3412 sub_generation_inc;
3413 } else {
3414 local @cf::_safe_eval_args = values %vars;
3415 @res = wantarray ? eval eval : scalar eval $eval;
3416 }
3123 3417
3124 if ($@) { 3418 if ($@) {
3125 warn "$@"; 3419 warn "$@",
3126 warn "while executing safe code '$code'\n"; 3420 "while executing safe code '$code'\n",
3127 warn "with arguments " . (join " ", %vars) . "\n"; 3421 "with arguments " . (join " ", %vars) . "\n";
3128 } 3422 }
3129 3423
3130 wantarray ? @res : $res[0] 3424 wantarray ? @res : $res[0]
3131} 3425}
3132 3426
3146=cut 3440=cut
3147 3441
3148sub register_script_function { 3442sub register_script_function {
3149 my ($fun, $cb) = @_; 3443 my ($fun, $cb) = @_;
3150 3444
3151 no strict 'refs'; 3445 $fun = "safe::$fun" if $CFG{safe_eval};
3152 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3446 *$fun = $safe_hole->wrap ($cb);
3153} 3447}
3154 3448
3155=back 3449=back
3156 3450
3157=cut 3451=cut
3166 # for this (global event?) 3460 # for this (global event?)
3167 %ext::player_env::MUSIC_FACE_CACHE = (); 3461 %ext::player_env::MUSIC_FACE_CACHE = ();
3168 3462
3169 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3463 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3170 3464
3171 warn "loading facedata from $path\n"; 3465 trace "loading facedata from $path\n";
3172 3466
3173 my $facedata; 3467 my $facedata = decode_storable load_file $path;
3174 0 < aio_load $path, $facedata
3175 or die "$path: $!";
3176
3177 $facedata = Coro::Storable::thaw $facedata;
3178 3468
3179 $facedata->{version} == 2 3469 $facedata->{version} == 2
3180 or cf::cleanup "$path: version mismatch, cannot proceed."; 3470 or cf::cleanup "$path: version mismatch, cannot proceed.";
3181 3471
3182 # patch in the exptable 3472 # patch in the exptable
3473 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3183 $facedata->{resource}{"res/exp_table"} = { 3474 $facedata->{resource}{"res/exp_table"} = {
3184 type => FT_RSRC, 3475 type => FT_RSRC,
3185 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3476 data => $exp_table,
3477 hash => (Digest::MD5::md5 $exp_table),
3186 }; 3478 };
3187 cf::cede_to_tick; 3479 cf::cede_to_tick;
3188 3480
3189 { 3481 {
3190 my $faces = $facedata->{faceinfo}; 3482 my $faces = $facedata->{faceinfo};
3192 while (my ($face, $info) = each %$faces) { 3484 while (my ($face, $info) = each %$faces) {
3193 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3485 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194 3486
3195 cf::face::set_visibility $idx, $info->{visibility}; 3487 cf::face::set_visibility $idx, $info->{visibility};
3196 cf::face::set_magicmap $idx, $info->{magicmap}; 3488 cf::face::set_magicmap $idx, $info->{magicmap};
3197 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3489 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3198 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3490 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3491 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3199 3492
3200 cf::cede_to_tick; 3493 cf::cede_to_tick;
3201 } 3494 }
3202 3495
3203 while (my ($face, $info) = each %$faces) { 3496 while (my ($face, $info) = each %$faces) {
3208 3501
3209 if (my $smooth = cf::face::find $info->{smooth}) { 3502 if (my $smooth = cf::face::find $info->{smooth}) {
3210 cf::face::set_smooth $idx, $smooth; 3503 cf::face::set_smooth $idx, $smooth;
3211 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3504 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3212 } else { 3505 } else {
3213 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3506 error "smooth face '$info->{smooth}' not found for face '$face'";
3214 } 3507 }
3215 3508
3216 cf::cede_to_tick; 3509 cf::cede_to_tick;
3217 } 3510 }
3218 } 3511 }
3227 3520
3228 cf::anim::invalidate_all; # d'oh 3521 cf::anim::invalidate_all; # d'oh
3229 } 3522 }
3230 3523
3231 { 3524 {
3232 # TODO: for gcfclient pleasure, we should give resources
3233 # that gcfclient doesn't grok a >10000 face index.
3234 my $res = $facedata->{resource}; 3525 my $res = $facedata->{resource};
3235 3526
3236 while (my ($name, $info) = each %$res) { 3527 while (my ($name, $info) = each %$res) {
3237 if (defined $info->{type}) { 3528 if (defined $info->{type}) {
3238 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3529 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239 my $data;
3240 3530
3241 if ($info->{type} & 1) { 3531 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3242 # prepend meta info
3243
3244 my $meta = $enc->encode ({
3245 name => $name,
3246 %{ $info->{meta} || {} },
3247 });
3248
3249 $data = pack "(w/a*)*", $meta, $info->{data};
3250 } else {
3251 $data = $info->{data};
3252 }
3253
3254 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3255 cf::face::set_type $idx, $info->{type}; 3532 cf::face::set_type $idx, $info->{type};
3256 } else { 3533 } else {
3257 $RESOURCE{$name} = $info; 3534 $RESOURCE{$name} = $info; # unused
3258 } 3535 }
3259 3536
3260 cf::cede_to_tick; 3537 cf::cede_to_tick;
3261 } 3538 }
3262 } 3539 }
3263 3540
3264 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3541 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265 3542
3266 1 3543 1
3267} 3544}
3268
3269cf::global->attach (on_resource_update => sub {
3270 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3271 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3272
3273 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3274 my $sound = $soundconf->{compat}[$_]
3275 or next;
3276
3277 my $face = cf::face::find "sound/$sound->[1]";
3278 cf::sound::set $sound->[0] => $face;
3279 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3280 }
3281
3282 while (my ($k, $v) = each %{$soundconf->{event}}) {
3283 my $face = cf::face::find "sound/$v";
3284 cf::sound::set $k => $face;
3285 }
3286 }
3287});
3288 3545
3289register_exticmd fx_want => sub { 3546register_exticmd fx_want => sub {
3290 my ($ns, $want) = @_; 3547 my ($ns, $want) = @_;
3291 3548
3292 while (my ($k, $v) = each %$want) { 3549 while (my ($k, $v) = each %$want) {
3331sub reload_treasures { 3588sub reload_treasures {
3332 load_resource_file "$DATADIR/treasures" 3589 load_resource_file "$DATADIR/treasures"
3333 or die "unable to load treasurelists\n"; 3590 or die "unable to load treasurelists\n";
3334} 3591}
3335 3592
3593sub reload_sound {
3594 trace "loading sound config from $DATADIR/sound\n";
3595
3596 my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3597
3598 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3599 my $sound = $soundconf->{compat}[$_]
3600 or next;
3601
3602 my $face = cf::face::find "sound/$sound->[1]";
3603 cf::sound::set $sound->[0] => $face;
3604 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3605 }
3606
3607 while (my ($k, $v) = each %{$soundconf->{event}}) {
3608 my $face = cf::face::find "sound/$v";
3609 cf::sound::set $k => $face;
3610 }
3611}
3612
3336sub reload_resources { 3613sub reload_resources {
3337 warn "reloading resource files...\n"; 3614 trace "reloading resource files...\n";
3338 3615
3616 reload_exp_table;
3617 reload_materials;
3339 reload_facedata; 3618 reload_facedata;
3619 reload_sound;
3340 reload_archetypes; 3620 reload_archetypes;
3341 reload_regions; 3621 reload_regions;
3342 reload_treasures; 3622 reload_treasures;
3343 3623
3344 warn "finished reloading resource files\n"; 3624 trace "finished reloading resource files\n";
3345} 3625}
3346 3626
3347sub reload_config { 3627sub reload_config {
3348 open my $fh, "<:utf8", "$CONFDIR/config" 3628 trace "reloading config file...\n";
3349 or return;
3350 3629
3351 local $/; 3630 my $config = load_file "$CONFDIR/config";
3352 *CFG = YAML::Load <$fh>; 3631 utf8::decode $config;
3632 *CFG = decode_yaml $config;
3353 3633
3354 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3634 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3355 3635
3356 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3636 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3357 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3637 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3358 3638
3359 if (exists $CFG{mlockall}) { 3639 if (exists $CFG{mlockall}) {
3382 3662
3383 seek $fh, 0, 0; 3663 seek $fh, 0, 0;
3384 print $fh $$; 3664 print $fh $$;
3385} 3665}
3386 3666
3667sub main_loop {
3668 trace "EV::loop starting\n";
3669 if (1) {
3670 EV::loop;
3671 }
3672 trace "EV::loop returned\n";
3673 goto &main_loop unless $REALLY_UNLOOP;
3674}
3675
3387sub main { 3676sub main {
3388 cf::init_globals; # initialise logging 3677 cf::init_globals; # initialise logging
3389 3678
3390 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3679 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3680 LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3681 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3682 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394
3395 cf::init_experience;
3396 cf::init_anim;
3397 cf::init_attackmess;
3398 cf::init_dynamic;
3399 3683
3400 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3684 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401 3685
3402 # we must not ever block the main coroutine 3686 # we must not ever block the main coroutine
3403 local $Coro::idle = sub { 3687 local $Coro::idle = sub {
3409 }; 3693 };
3410 3694
3411 evthread_start IO::AIO::poll_fileno; 3695 evthread_start IO::AIO::poll_fileno;
3412 3696
3413 cf::sync_job { 3697 cf::sync_job {
3698 cf::incloader::init ();
3699
3700 cf::init_anim;
3701 cf::init_attackmess;
3702 cf::init_dynamic;
3703
3704 cf::load_settings;
3705
3414 reload_resources; 3706 reload_resources;
3415 reload_config; 3707 reload_config;
3416 db_init; 3708 db_init;
3417 3709
3418 cf::load_settings;
3419 cf::load_materials;
3420 cf::init_uuid; 3710 cf::init_uuid;
3421 cf::init_signals; 3711 cf::init_signals;
3422 cf::init_commands;
3423 cf::init_skills; 3712 cf::init_skills;
3424 3713
3425 cf::init_beforeplay; 3714 cf::init_beforeplay;
3426 3715
3427 atomic; 3716 atomic;
3429 load_extensions; 3718 load_extensions;
3430 3719
3431 utime time, time, $RUNTIMEFILE; 3720 utime time, time, $RUNTIMEFILE;
3432 3721
3433 # no (long-running) fork's whatsoever before this point(!) 3722 # no (long-running) fork's whatsoever before this point(!)
3723 use POSIX ();
3434 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3724 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435 3725
3436 (pop @POST_INIT)->(0) while @POST_INIT; 3726 cf::_post_init 0;
3437 }; 3727 };
3438 3728
3439 EV::loop; 3729 cf::object::thawer::errors_are_fatal 0;
3730 info "parse errors in files are no longer fatal from this point on.\n";
3731
3732 my $free_main; $free_main = EV::idle sub {
3733 undef $free_main;
3734 undef &main; # free gobs of memory :)
3735 };
3736
3737 goto &main_loop;
3440} 3738}
3441 3739
3442############################################################################# 3740#############################################################################
3443# initialisation and cleanup 3741# initialisation and cleanup
3444 3742
3445# install some emergency cleanup handlers 3743# install some emergency cleanup handlers
3446BEGIN { 3744BEGIN {
3447 our %SIGWATCHER = (); 3745 our %SIGWATCHER = ();
3448 for my $signal (qw(INT HUP TERM)) { 3746 for my $signal (qw(INT HUP TERM)) {
3449 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3747 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3450 cf::cleanup "SIG$signal"; 3748 cf::cleanup "SIG$signal";
3451 }; 3749 };
3452 } 3750 }
3453} 3751}
3454 3752
3455sub write_runtime_sync { 3753sub write_runtime_sync {
3754 my $t0 = AE::time;
3755
3456 # first touch the runtime file to show we are still running: 3756 # first touch the runtime file to show we are still running:
3457 # the fsync below can take a very very long time. 3757 # the fsync below can take a very very long time.
3458 3758
3459 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; 3759 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460 3760
3461 my $guard = cf::lock_acquire "write_runtime"; 3761 my $guard = cf::lock_acquire "write_runtime";
3462 3762
3463 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644 3763 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3464 or return; 3764 or return;
3465 3765
3466 my $value = $cf::RUNTIME + 90 + 10; 3766 my $value = $cf::RUNTIME + 90 + 10;
3467 # 10 is the runtime save interval, for a monotonic clock 3767 # 10 is the runtime save interval, for a monotonic clock
3468 # 60 allows for the watchdog to kill the server. 3768 # 60 allows for the watchdog to kill the server.
3481 or return; 3781 or return;
3482 3782
3483 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE 3783 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484 and return; 3784 and return;
3485 3785
3486 warn "runtime file written.\n"; 3786 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3487 3787
3488 1 3788 1
3489} 3789}
3490 3790
3491our $uuid_lock; 3791our $uuid_lock;
3503 or return; 3803 or return;
3504 3804
3505 my $value = uuid_seq uuid_cur; 3805 my $value = uuid_seq uuid_cur;
3506 3806
3507 unless ($value) { 3807 unless ($value) {
3508 warn "cowardly refusing to write zero uuid value!\n"; 3808 info "cowardly refusing to write zero uuid value!\n";
3509 return; 3809 return;
3510 } 3810 }
3511 3811
3512 my $value = uuid_str $value + $uuid_skip; 3812 my $value = uuid_str $value + $uuid_skip;
3513 $uuid_skip = 0; 3813 $uuid_skip = 0;
3523 or return; 3823 or return;
3524 3824
3525 aio_rename "$uuid~", $uuid 3825 aio_rename "$uuid~", $uuid
3526 and return; 3826 and return;
3527 3827
3528 warn "uuid file written ($value).\n"; 3828 trace "uuid file written ($value).\n";
3529 3829
3530 1 3830 1
3531 3831
3532} 3832}
3533 3833
3539} 3839}
3540 3840
3541sub emergency_save() { 3841sub emergency_save() {
3542 my $freeze_guard = cf::freeze_mainloop; 3842 my $freeze_guard = cf::freeze_mainloop;
3543 3843
3544 warn "emergency_perl_save: enter\n"; 3844 info "emergency_perl_save: enter\n";
3845
3846 # this is a trade-off: we want to be very quick here, so
3847 # save all maps without fsync, and later call a global sync
3848 # (which in turn might be very very slow)
3849 local $USE_FSYNC = 0;
3545 3850
3546 cf::sync_job { 3851 cf::sync_job {
3547 # this is a trade-off: we want to be very quick here, so 3852 cf::write_runtime_sync; # external watchdog should not bark
3548 # save all maps without fsync, and later call a global sync
3549 # (which in turn might be very very slow)
3550 local $USE_FSYNC = 0;
3551 3853
3552 # use a peculiar iteration method to avoid tripping on perl 3854 # use a peculiar iteration method to avoid tripping on perl
3553 # refcount bugs in for. also avoids problems with players 3855 # refcount bugs in for. also avoids problems with players
3554 # and maps saved/destroyed asynchronously. 3856 # and maps saved/destroyed asynchronously.
3555 warn "emergency_perl_save: begin player save\n"; 3857 info "emergency_perl_save: begin player save\n";
3556 for my $login (keys %cf::PLAYER) { 3858 for my $login (keys %cf::PLAYER) {
3557 my $pl = $cf::PLAYER{$login} or next; 3859 my $pl = $cf::PLAYER{$login} or next;
3558 $pl->valid or next; 3860 $pl->valid or next;
3559 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3861 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560 $pl->save; 3862 $pl->save;
3561 } 3863 }
3562 warn "emergency_perl_save: end player save\n"; 3864 info "emergency_perl_save: end player save\n";
3563 3865
3866 cf::write_runtime_sync; # external watchdog should not bark
3867
3564 warn "emergency_perl_save: begin map save\n"; 3868 info "emergency_perl_save: begin map save\n";
3565 for my $path (keys %cf::MAP) { 3869 for my $path (keys %cf::MAP) {
3566 my $map = $cf::MAP{$path} or next; 3870 my $map = $cf::MAP{$path} or next;
3567 $map->valid or next; 3871 $map->valid or next;
3568 $map->save; 3872 $map->save;
3569 } 3873 }
3570 warn "emergency_perl_save: end map save\n"; 3874 info "emergency_perl_save: end map save\n";
3571 3875
3876 cf::write_runtime_sync; # external watchdog should not bark
3877
3572 warn "emergency_perl_save: begin database checkpoint\n"; 3878 info "emergency_perl_save: begin database checkpoint\n";
3573 BDB::db_env_txn_checkpoint $DB_ENV; 3879 BDB::db_env_txn_checkpoint $DB_ENV;
3574 warn "emergency_perl_save: end database checkpoint\n"; 3880 info "emergency_perl_save: end database checkpoint\n";
3575 3881
3576 warn "emergency_perl_save: begin write uuid\n"; 3882 info "emergency_perl_save: begin write uuid\n";
3577 write_uuid_sync 1; 3883 write_uuid_sync 1;
3578 warn "emergency_perl_save: end write uuid\n"; 3884 info "emergency_perl_save: end write uuid\n";
3885
3886 cf::write_runtime_sync; # external watchdog should not bark
3887
3888 trace "emergency_perl_save: syncing database to disk";
3889 BDB::db_env_txn_checkpoint $DB_ENV;
3890
3891 info "emergency_perl_save: starting sync\n";
3892 IO::AIO::aio_sync sub {
3893 info "emergency_perl_save: finished sync\n";
3894 };
3895
3896 cf::write_runtime_sync; # external watchdog should not bark
3897
3898 trace "emergency_perl_save: flushing outstanding aio requests";
3899 while (IO::AIO::nreqs || BDB::nreqs) {
3900 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3901 }
3902
3903 cf::write_runtime_sync; # external watchdog should not bark
3579 }; 3904 };
3580 3905
3581 warn "emergency_perl_save: starting sync()\n";
3582 IO::AIO::aio_sync sub {
3583 warn "emergency_perl_save: finished sync()\n";
3584 };
3585
3586 warn "emergency_perl_save: leave\n"; 3906 info "emergency_perl_save: leave\n";
3587} 3907}
3588 3908
3589sub post_cleanup { 3909sub post_cleanup {
3590 my ($make_core) = @_; 3910 my ($make_core) = @_;
3591 3911
3912 IO::AIO::flush;
3913
3592 warn Carp::longmess "post_cleanup backtrace" 3914 error Carp::longmess "post_cleanup backtrace"
3593 if $make_core; 3915 if $make_core;
3594 3916
3595 my $fh = pidfile; 3917 my $fh = pidfile;
3596 unlink $PIDFILE if <$fh> == $$; 3918 unlink $PIDFILE if <$fh> == $$;
3597} 3919}
3617 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3939 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618 for my $name (keys %$leaf_symtab) { 3940 for my $name (keys %$leaf_symtab) {
3619 _gv_clear *{"$pkg$name"}; 3941 _gv_clear *{"$pkg$name"};
3620# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3942# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621 } 3943 }
3622 warn "cleared package $pkg\n";#d#
3623} 3944}
3624 3945
3625sub do_reload_perl() { 3946sub do_reload_perl() {
3626 # can/must only be called in main 3947 # can/must only be called in main
3627 if ($Coro::current != $Coro::main) { 3948 unless (in_main) {
3628 warn "can only reload from main coroutine"; 3949 error "can only reload from main coroutine";
3629 return; 3950 return;
3630 } 3951 }
3631 3952
3632 return if $RELOAD++; 3953 return if $RELOAD++;
3633 3954
3634 my $t1 = EV::time; 3955 my $t1 = AE::time;
3635 3956
3636 while ($RELOAD) { 3957 while ($RELOAD) {
3637 warn "reloading..."; 3958 cf::get_slot 0.1, -1, "reload_perl";
3959 info "perl_reload: reloading...";
3638 3960
3639 warn "entering sync_job"; 3961 trace "perl_reload: entering sync_job";
3640 3962
3641 cf::sync_job { 3963 cf::sync_job {
3642 cf::write_runtime_sync; # external watchdog should not bark
3643 cf::emergency_save; 3964 #cf::emergency_save;
3644 cf::write_runtime_sync; # external watchdog should not bark
3645 3965
3646 warn "syncing database to disk";
3647 BDB::db_env_txn_checkpoint $DB_ENV;
3648
3649 # if anything goes wrong in here, we should simply crash as we already saved
3650
3651 warn "flushing outstanding aio requests";
3652 while (IO::AIO::nreqs || BDB::nreqs) {
3653 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3654 }
3655
3656 warn "cancelling all extension coros"; 3966 trace "perl_reload: cancelling all extension coros";
3657 $_->cancel for values %EXT_CORO; 3967 $_->cancel for values %EXT_CORO;
3658 %EXT_CORO = (); 3968 %EXT_CORO = ();
3659 3969
3660 warn "removing commands"; 3970 trace "perl_reload: removing commands";
3661 %COMMAND = (); 3971 %COMMAND = ();
3662 3972
3663 warn "removing ext/exti commands"; 3973 trace "perl_reload: removing ext/exti commands";
3664 %EXTCMD = (); 3974 %EXTCMD = ();
3665 %EXTICMD = (); 3975 %EXTICMD = ();
3666 3976
3667 warn "unloading/nuking all extensions"; 3977 trace "perl_reload: unloading/nuking all extensions";
3668 for my $pkg (@EXTS) { 3978 for my $pkg (@EXTS) {
3669 warn "... unloading $pkg"; 3979 trace "... unloading $pkg";
3670 3980
3671 if (my $cb = $pkg->can ("unload")) { 3981 if (my $cb = $pkg->can ("unload")) {
3672 eval { 3982 eval {
3673 $cb->($pkg); 3983 $cb->($pkg);
3674 1 3984 1
3675 } or warn "$pkg unloaded, but with errors: $@"; 3985 } or error "$pkg unloaded, but with errors: $@";
3676 } 3986 }
3677 3987
3678 warn "... clearing $pkg"; 3988 trace "... clearing $pkg";
3679 clear_package $pkg; 3989 clear_package $pkg;
3680 } 3990 }
3681 3991
3682 warn "unloading all perl modules loaded from $LIBDIR"; 3992 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3683 while (my ($k, $v) = each %INC) { 3993 while (my ($k, $v) = each %INC) {
3684 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3994 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685 3995
3686 warn "... unloading $k"; 3996 trace "... unloading $k";
3687 delete $INC{$k}; 3997 delete $INC{$k};
3688 3998
3689 $k =~ s/\.pm$//; 3999 $k =~ s/\.pm$//;
3690 $k =~ s/\//::/g; 4000 $k =~ s/\//::/g;
3691 4001
3694 } 4004 }
3695 4005
3696 clear_package $k; 4006 clear_package $k;
3697 } 4007 }
3698 4008
3699 warn "getting rid of safe::, as good as possible"; 4009 trace "perl_reload: getting rid of safe::, as good as possible";
3700 clear_package "safe::$_" 4010 clear_package "safe::$_"
3701 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 4011 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3702 4012
3703 warn "unloading cf.pm \"a bit\""; 4013 trace "perl_reload: unloading cf.pm \"a bit\"";
3704 delete $INC{"cf.pm"}; 4014 delete $INC{"cf.pm"};
3705 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES; 4015 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3706 4016
3707 # don't, removes xs symbols, too, 4017 # don't, removes xs symbols, too,
3708 # and global variables created in xs 4018 # and global variables created in xs
3709 #clear_package __PACKAGE__; 4019 #clear_package __PACKAGE__;
3710 4020
3711 warn "unload completed, starting to reload now"; 4021 info "perl_reload: unload completed, starting to reload now";
3712 4022
3713 warn "reloading cf.pm"; 4023 trace "perl_reload: reloading cf.pm";
3714 require cf; 4024 require cf;
3715 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 4025 cf::_connect_to_perl_1;
3716 4026
3717 warn "loading config and database again"; 4027 trace "perl_reload: loading config and database again";
3718 cf::reload_config; 4028 cf::reload_config;
3719 4029
3720 warn "loading extensions"; 4030 trace "perl_reload: loading extensions";
3721 cf::load_extensions; 4031 cf::load_extensions;
3722 4032
3723 if ($REATTACH_ON_RELOAD) { 4033 if ($REATTACH_ON_RELOAD) {
3724 warn "reattaching attachments to objects/players"; 4034 trace "perl_reload: reattaching attachments to objects/players";
3725 _global_reattach; # objects, sockets 4035 _global_reattach; # objects, sockets
3726 warn "reattaching attachments to maps"; 4036 trace "perl_reload: reattaching attachments to maps";
3727 reattach $_ for values %MAP; 4037 reattach $_ for values %MAP;
3728 warn "reattaching attachments to players"; 4038 trace "perl_reload: reattaching attachments to players";
3729 reattach $_ for values %PLAYER; 4039 reattach $_ for values %PLAYER;
3730 } 4040 }
3731 4041
3732 warn "running post_init jobs"; 4042 cf::_post_init 1;
3733 (pop @POST_INIT)->(1) while @POST_INIT;
3734 4043
3735 warn "leaving sync_job"; 4044 trace "perl_reload: leaving sync_job";
3736 4045
3737 1 4046 1
3738 } or do { 4047 } or do {
3739 warn $@; 4048 error $@;
3740 cf::cleanup "error while reloading, exiting."; 4049 cf::cleanup "perl_reload: error, exiting.";
3741 }; 4050 };
3742 4051
3743 warn "reloaded";
3744 --$RELOAD; 4052 --$RELOAD;
3745 } 4053 }
3746 4054
3747 $t1 = EV::time - $t1; 4055 $t1 = AE::time - $t1;
3748 warn "reload completed in ${t1}s\n"; 4056 info "perl_reload: completed in ${t1}s\n";
3749}; 4057};
3750 4058
3751our $RELOAD_WATCHER; # used only during reload 4059our $RELOAD_WATCHER; # used only during reload
3752 4060
3753sub reload_perl() { 4061sub reload_perl() {
3755 # coro crashes during coro_state_free->destroy here. 4063 # coro crashes during coro_state_free->destroy here.
3756 4064
3757 $RELOAD_WATCHER ||= cf::async { 4065 $RELOAD_WATCHER ||= cf::async {
3758 Coro::AIO::aio_wait cache_extensions; 4066 Coro::AIO::aio_wait cache_extensions;
3759 4067
3760 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub { 4068 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761 do_reload_perl; 4069 do_reload_perl;
3762 undef $RELOAD_WATCHER; 4070 undef $RELOAD_WATCHER;
3763 }; 4071 };
3764 }; 4072 };
3765} 4073}
3774 reload_perl; 4082 reload_perl;
3775 }; 4083 };
3776 } 4084 }
3777}; 4085};
3778 4086
3779unshift @INC, $LIBDIR; 4087#############################################################################
3780 4088
3781my $bug_warning = 0; 4089my $bug_warning = 0;
3782 4090
3783our @WAIT_FOR_TICK; 4091our @WAIT_FOR_TICK;
3784our @WAIT_FOR_TICK_BEGIN; 4092our @WAIT_FOR_TICK_BEGIN;
3785 4093
3786sub wait_for_tick { 4094sub wait_for_tick() {
3787 return if tick_inhibit || $Coro::current == $Coro::main; 4095 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3788 4096
3789 my $signal = new Coro::Signal; 4097 my $signal = new Coro::Signal;
3790 push @WAIT_FOR_TICK, $signal; 4098 push @WAIT_FOR_TICK, $signal;
3791 $signal->wait; 4099 $signal->wait;
3792} 4100}
3793 4101
3794sub wait_for_tick_begin { 4102sub wait_for_tick_begin() {
3795 return if tick_inhibit || $Coro::current == $Coro::main; 4103 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3796 4104
3797 my $signal = new Coro::Signal; 4105 my $signal = new Coro::Signal;
3798 push @WAIT_FOR_TICK_BEGIN, $signal; 4106 push @WAIT_FOR_TICK_BEGIN, $signal;
3799 $signal->wait; 4107 $signal->wait;
3800} 4108}
3806 return; 4114 return;
3807 } 4115 }
3808 4116
3809 cf::server_tick; # one server iteration 4117 cf::server_tick; # one server iteration
3810 4118
4119 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4120
3811 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4121 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3812 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4122 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3813 Coro::async_pool { 4123 Coro::async_pool {
3814 $Coro::current->{desc} = "runtime saver"; 4124 $Coro::current->{desc} = "runtime saver";
3815 write_runtime_sync 4125 write_runtime_sync
3816 or warn "ERROR: unable to write runtime file: $!"; 4126 or error "ERROR: unable to write runtime file: $!";
3817 }; 4127 };
3818 } 4128 }
3819 4129
3820 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4130 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3821 $sig->send; 4131 $sig->send;
3829 4139
3830 if (0) { 4140 if (0) {
3831 if ($NEXT_TICK) { 4141 if ($NEXT_TICK) {
3832 my $jitter = $TICK_START - $NEXT_TICK; 4142 my $jitter = $TICK_START - $NEXT_TICK;
3833 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4143 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834 warn "jitter $JITTER\n";#d# 4144 debug "jitter $JITTER\n";#d#
3835 } 4145 }
3836 } 4146 }
3837} 4147}
3838 4148
3839{ 4149{
3840 # configure BDB 4150 # configure BDB
3841 4151
3842 BDB::min_parallel 8; 4152 BDB::min_parallel 16;
3843 BDB::max_poll_reqs $TICK * 0.1; 4153 BDB::max_poll_reqs $TICK * 0.1;
3844 $AnyEvent::BDB::WATCHER->priority (1); 4154 $AnyEvent::BDB::WATCHER->priority (1);
3845 4155
3846 unless ($DB_ENV) { 4156 unless ($DB_ENV) {
3847 $DB_ENV = BDB::db_env_create; 4157 $DB_ENV = BDB::db_env_create;
3884 IO::AIO::min_parallel 8; 4194 IO::AIO::min_parallel 8;
3885 IO::AIO::max_poll_time $TICK * 0.1; 4195 IO::AIO::max_poll_time $TICK * 0.1;
3886 undef $AnyEvent::AIO::WATCHER; 4196 undef $AnyEvent::AIO::WATCHER;
3887} 4197}
3888 4198
3889my $_log_backtrace; 4199our $_log_backtrace;
4200our $_log_backtrace_last;
3890 4201
3891sub _log_backtrace { 4202sub _log_backtrace {
3892 my ($msg, @addr) = @_; 4203 my ($msg, @addr) = @_;
3893 4204
3894 $msg =~ s/\n//; 4205 $msg =~ s/\n$//;
3895 4206
4207 if ($_log_backtrace_last eq $msg) {
4208 LOG llevInfo, "[ABT] $msg\n";
4209 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3896 # limit the # of concurrent backtraces 4210 # limit the # of concurrent backtraces
3897 if ($_log_backtrace < 2) { 4211 } elsif ($_log_backtrace < 2) {
4212 $_log_backtrace_last = $msg;
3898 ++$_log_backtrace; 4213 ++$_log_backtrace;
3899 my $perl_bt = Carp::longmess $msg; 4214 my $perl_bt = Carp::longmess $msg;
3900 async { 4215 async {
3901 $Coro::current->{desc} = "abt $msg"; 4216 $Coro::current->{desc} = "abt $msg";
3902 4217
3922 LOG llevInfo, "[ABT] $_\n" for @bt; 4237 LOG llevInfo, "[ABT] $_\n" for @bt;
3923 --$_log_backtrace; 4238 --$_log_backtrace;
3924 }; 4239 };
3925 } else { 4240 } else {
3926 LOG llevInfo, "[ABT] $msg\n"; 4241 LOG llevInfo, "[ABT] $msg\n";
3927 LOG llevInfo, "[ABT] [suppressed]\n"; 4242 LOG llevInfo, "[ABT] [overload, suppressed]\n";
3928 } 4243 }
3929} 4244}
3930 4245
3931# load additional modules 4246# load additional modules
3932require "cf/$_.pm" for @EXTRA_MODULES; 4247require "cf/$_.pm" for @EXTRA_MODULES;
4248cf::_connect_to_perl_2;
3933 4249
3934END { cf::emergency_save } 4250END { cf::emergency_save }
3935 4251
39361 42521
3937 4253

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