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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.278 by root, Mon Jun 11 21:38:14 2007 UTC vs.
Revision 1.459 by root, Sat Dec 13 21:46:12 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
24use 5.10.0;
3use utf8; 25use utf8;
4use strict; 26use strict "vars", "subs";
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Storable; 31use EV;
10use Event;
11use Opcode; 32use Opcode;
12use Safe; 33use Safe;
13use Safe::Hole; 34use Safe::Hole;
35use Storable ();
14 36
37use Guard ();
15use Coro 3.61 (); 38use Coro ();
16use Coro::State; 39use Coro::State;
17use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
18use Coro::Event; 42use Coro::AnyEvent;
19use Coro::Timer; 43use Coro::Timer;
20use Coro::Signal; 44use Coro::Signal;
21use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
22use Coro::AIO; 48use Coro::AIO;
49use Coro::BDB 1.6;
23use Coro::Storable; 50use Coro::Storable;
51use Coro::Util ();
24 52
53use JSON::XS 2.01 ();
25use BDB (); 54use BDB ();
26use Data::Dumper; 55use Data::Dumper;
27use Digest::MD5; 56use Digest::MD5;
28use Fcntl; 57use Fcntl;
29use YAML::Syck (); 58use YAML ();
30use IO::AIO 2.32 (); 59use IO::AIO ();
31use Time::HiRes; 60use Time::HiRes;
32use Compress::LZF; 61use Compress::LZF;
62use Digest::MD5 ();
63
64AnyEvent::detect;
33 65
34# configure various modules to our taste 66# configure various modules to our taste
35# 67#
36$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39
40$Event::Eval = 1; # no idea why this is required, but it is
41
42# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43$YAML::Syck::ImplicitUnicode = 1;
44
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 76
47sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48 78
49our %COMMAND = (); 79our %COMMAND = ();
50our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
51 81
52our @EXTS = (); # list of extension package names 82our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 83our %EXTCMD = ();
84our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
56 87
57our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
58our @EVENT; 89our @EVENT;
59 90
60our $CONFDIR = confdir; 91our $CONFDIR = confdir;
61our $DATADIR = datadir; 92our $DATADIR = datadir;
62our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
63our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
64our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
65our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
71 106
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER;
74our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 109our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default off
79 111
112our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER;
80our $BDB_POLL_WATCHER; 114our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 115our $DB_ENV;
82 116
83our %CFG; 117our %CFG;
84 118
85our $UPTIME; $UPTIME ||= time; 119our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 120our $RUNTIME;
121our $NOW;
87 122
88our %PLAYER; # all users 123our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 124our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 125our $LINK_MAP; # the special {link} map, which is always available
91 126
92# used to convert map paths into valid unix filenames by replacing / by ∕ 127# used to convert map paths into valid unix filenames by replacing / by ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 128our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94 129
95our $LOAD; # a number between 0 (idle) and 1 (too many objects) 130our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing 131our $LOADAVG; # same thing, but with alpha-smoothing
132our $JITTER; # average jitter
97our $tick_start; # for load detecting purposes 133our $TICK_START; # for load detecting purposes
134
135our @POST_INIT;
136
137our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
98 138
99binmode STDOUT; 139binmode STDOUT;
100binmode STDERR; 140binmode STDERR;
101 141
102# read virtual server time, if available 142# read virtual server time, if available
103unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 143unless ($RUNTIME || !-e $RUNTIMEFILE) {
104 open my $fh, "<", "$LOCALDIR/runtime" 144 open my $fh, "<", $RUNTIMEFILE
105 or die "unable to read runtime file: $!"; 145 or die "unable to read $RUNTIMEFILE file: $!";
106 $RUNTIME = <$fh> + 0.; 146 $RUNTIME = <$fh> + 0.;
107} 147}
108 148
109mkdir $_ 149mkdir $_
110 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 150 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
… …
155 195
156The raw value load value from the last tick. 196The raw value load value from the last tick.
157 197
158=item %cf::CFG 198=item %cf::CFG
159 199
160Configuration for the server, loaded from C</etc/crossfire/config>, or 200Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161from wherever your confdir points to. 201from wherever your confdir points to.
162 202
163=item cf::wait_for_tick, cf::wait_for_tick_begin 203=item cf::wait_for_tick, cf::wait_for_tick_begin
164 204
165These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 205These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166returns directly I<after> the tick processing (and consequently, can only wake one process 206returns directly I<after> the tick processing (and consequently, can only wake one process
167per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 207per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168 208
209=item @cf::INVOKE_RESULTS
210
211This array contains the results of the last C<invoke ()> call. When
212C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213that call.
214
169=back 215=back
170 216
171=cut 217=cut
172 218
173BEGIN { 219BEGIN {
… …
177 $msg .= "\n" 223 $msg .= "\n"
178 unless $msg =~ /\n$/; 224 unless $msg =~ /\n$/;
179 225
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 226 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181 227
182 utf8::encode $msg;
183 LOG llevError, $msg; 228 LOG llevError, $msg;
184 }; 229 };
185} 230}
231
232$Coro::State::DIEHOOK = sub {
233 return unless $^S eq 0; # "eq", not "=="
234
235 if ($Coro::current == $Coro::main) {#d#
236 warn "DIEHOOK called in main context, Coro bug?\n";#d#
237 return;#d#
238 }#d#
239
240 # kill coroutine otherwise
241 warn Carp::longmess $_[0];
242 Coro::terminate
243};
244
245$SIG{__DIE__} = sub { }; #d#?
186 246
187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 247@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 248@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 249@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 250@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
197for my $pkg (qw( 257for my $pkg (qw(
198 cf::global cf::attachable 258 cf::global cf::attachable
199 cf::object cf::object::player 259 cf::object cf::object::player
200 cf::client cf::player 260 cf::client cf::player
201 cf::arch cf::living 261 cf::arch cf::living
262 cf::map cf::mapspace
202 cf::map cf::party cf::region 263 cf::party cf::region
203)) { 264)) {
204 no strict 'refs';
205 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 265 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206} 266}
207 267
208$Event::DIED = sub { 268$EV::DIED = sub {
209 warn "error in event callback: @_"; 269 warn "error in event callback: @_";
210}; 270};
271
272#############################################################################
211 273
212=head2 UTILITY FUNCTIONS 274=head2 UTILITY FUNCTIONS
213 275
214=over 4 276=over 4
215 277
… …
234 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 296 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
235 $d 297 $d
236 } || "[unable to dump $_[0]: '$@']"; 298 } || "[unable to dump $_[0]: '$@']";
237} 299}
238 300
239use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
240
241=item $ref = cf::from_json $json 301=item $ref = cf::decode_json $json
242 302
243Converts a JSON string into the corresponding perl data structure. 303Converts a JSON string into the corresponding perl data structure.
244 304
245=item $json = cf::to_json $ref 305=item $json = cf::encode_json $ref
246 306
247Converts a perl data structure into its JSON representation. 307Converts a perl data structure into its JSON representation.
248 308
309=cut
310
311our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312
313sub encode_json($) { $json_coder->encode ($_[0]) }
314sub decode_json($) { $json_coder->decode ($_[0]) }
315
316=item cf::post_init { BLOCK }
317
318Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319but I<before> the server starts ticking again.
320
321The cdoeblock will have a single boolean argument to indicate whether this
322is a reload or not.
323
324=cut
325
326sub post_init(&) {
327 push @POST_INIT, shift;
328}
329
249=item cf::lock_wait $string 330=item cf::lock_wait $string
250 331
251Wait until the given lock is available. See cf::lock_acquire. 332Wait until the given lock is available. See cf::lock_acquire.
252 333
253=item my $lock = cf::lock_acquire $string 334=item my $lock = cf::lock_acquire $string
254 335
255Wait until the given lock is available and then acquires it and returns 336Wait until the given lock is available and then acquires it and returns
256a Coro::guard object. If the guard object gets destroyed (goes out of scope, 337a L<Guard> object. If the guard object gets destroyed (goes out of scope,
257for example when the coroutine gets canceled), the lock is automatically 338for example when the coroutine gets canceled), the lock is automatically
258returned. 339returned.
259 340
341Locks are *not* recursive, locking from the same coro twice results in a
342deadlocked coro.
343
260Lock names should begin with a unique identifier (for example, cf::map::find 344Lock names should begin with a unique identifier (for example, cf::map::find
261uses map_find and cf::map::load uses map_load). 345uses map_find and cf::map::load uses map_load).
262 346
263=item $locked = cf::lock_active $string 347=item $locked = cf::lock_active $string
264 348
265Return true if the lock is currently active, i.e. somebody has locked it. 349Return true if the lock is currently active, i.e. somebody has locked it.
266 350
267=cut 351=cut
268 352
269our %LOCK; 353our $LOCKS = new Coro::SemaphoreSet;
270 354
271sub lock_wait($) { 355sub lock_wait($) {
272 my ($key) = @_; 356 $LOCKS->wait ($_[0]);
273
274 # wait for lock, if any
275 while ($LOCK{$key}) {
276 push @{ $LOCK{$key} }, $Coro::current;
277 Coro::schedule;
278 }
279} 357}
280 358
281sub lock_acquire($) { 359sub lock_acquire($) {
282 my ($key) = @_; 360 $LOCKS->guard ($_[0])
283
284 # wait, to be sure we are not locked
285 lock_wait $key;
286
287 $LOCK{$key} = [];
288
289 Coro::guard {
290 # wake up all waiters, to be on the safe side
291 $_->ready for @{ delete $LOCK{$key} };
292 }
293} 361}
294 362
295sub lock_active($) { 363sub lock_active($) {
296 my ($key) = @_; 364 $LOCKS->count ($_[0]) < 1
297
298 ! ! $LOCK{$key}
299} 365}
300 366
301sub freeze_mainloop { 367sub freeze_mainloop {
302 return unless $TICK_WATCHER->is_active; 368 tick_inhibit_inc;
303 369
304 my $guard = Coro::guard { 370 &Guard::guard (\&tick_inhibit_dec);
305 $TICK_WATCHER->start; 371}
372
373=item cf::periodic $interval, $cb
374
375Like EV::periodic, but randomly selects a starting point so that the actions
376get spread over timer.
377
378=cut
379
380sub periodic($$) {
381 my ($interval, $cb) = @_;
382
383 my $start = rand List::Util::min 180, $interval;
384
385 EV::periodic $start, $interval, 0, $cb
386}
387
388=item cf::get_slot $time[, $priority[, $name]]
389
390Allocate $time seconds of blocking CPU time at priority C<$priority>:
391This call blocks and returns only when you have at least C<$time> seconds
392of cpu time till the next tick. The slot is only valid till the next cede.
393
394The optional C<$name> can be used to identify the job to run. It might be
395used for statistical purposes and should identify the same time-class.
396
397Useful for short background jobs.
398
399=cut
400
401our @SLOT_QUEUE;
402our $SLOT_QUEUE;
403
404$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405$SLOT_QUEUE = Coro::async {
406 $Coro::current->desc ("timeslot manager");
407
408 my $signal = new Coro::Signal;
409
410 while () {
411 next_job:
412 my $avail = cf::till_tick;
413 if ($avail > 0.01) {
414 for (0 .. $#SLOT_QUEUE) {
415 if ($SLOT_QUEUE[$_][0] < $avail) {
416 my $job = splice @SLOT_QUEUE, $_, 1, ();
417 $job->[2]->send;
418 Coro::cede;
419 goto next_job;
420 }
421 }
422 }
423
424 if (@SLOT_QUEUE) {
425 # we do not use wait_for_tick() as it returns immediately when tick is inactive
426 push @cf::WAIT_FOR_TICK, $signal;
427 $signal->wait;
428 } else {
429 Coro::schedule;
430 }
306 }; 431 }
307 $TICK_WATCHER->stop; 432};
308 $guard 433
434sub get_slot($;$$) {
435 return if tick_inhibit || $Coro::current == $Coro::main;
436
437 my ($time, $pri, $name) = @_;
438
439 $time = $TICK * .6 if $time > $TICK * .6;
440 my $sig = new Coro::Signal;
441
442 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444 $SLOT_QUEUE->ready;
445 $sig->wait;
309} 446}
310 447
311=item cf::async { BLOCK } 448=item cf::async { BLOCK }
312 449
313Currently the same as Coro::async_pool, meaning you cannot use 450Currently the same as Coro::async_pool, meaning you cannot use
… …
318 455
319BEGIN { *async = \&Coro::async_pool } 456BEGIN { *async = \&Coro::async_pool }
320 457
321=item cf::sync_job { BLOCK } 458=item cf::sync_job { BLOCK }
322 459
323The design of crossfire+ requires that the main coro ($Coro::main) is 460The design of Deliantra requires that the main coroutine ($Coro::main)
324always able to handle events or runnable, as crossfire+ is only partly 461is always able to handle events or runnable, as Deliantra is only
325reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 462partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
463acceptable.
326 464
327If it must be done, put the blocking parts into C<sync_job>. This will run 465If it must be done, put the blocking parts into C<sync_job>. This will run
328the given BLOCK in another coroutine while waiting for the result. The 466the given BLOCK in another coroutine while waiting for the result. The
329server will be frozen during this time, so the block should either finish 467server will be frozen during this time, so the block should either finish
330fast or be very important. 468fast or be very important.
… …
333 471
334sub sync_job(&) { 472sub sync_job(&) {
335 my ($job) = @_; 473 my ($job) = @_;
336 474
337 if ($Coro::current == $Coro::main) { 475 if ($Coro::current == $Coro::main) {
338 my $time = Event::time; 476 my $time = EV::time;
339 477
340 # this is the main coro, too bad, we have to block 478 # this is the main coro, too bad, we have to block
341 # till the operation succeeds, freezing the server :/ 479 # till the operation succeeds, freezing the server :/
342 480
343 # TODO: use suspend/resume instead 481 LOG llevError, Carp::longmess "sync job";#d#
344 # (but this is cancel-safe) 482
345 my $freeze_guard = freeze_mainloop; 483 my $freeze_guard = freeze_mainloop;
346 484
347 my $busy = 1; 485 my $busy = 1;
348 my @res; 486 my @res;
349 487
350 (async { 488 (async {
489 $Coro::current->desc ("sync job coro");
351 @res = eval { $job->() }; 490 @res = eval { $job->() };
352 warn $@ if $@; 491 warn $@ if $@;
353 undef $busy; 492 undef $busy;
354 })->prio (Coro::PRIO_MAX); 493 })->prio (Coro::PRIO_MAX);
355 494
356 while ($busy) { 495 while ($busy) {
357 Coro::cede or Event::one_event; 496 if (Coro::nready) {
497 Coro::cede_notself;
498 } else {
499 EV::loop EV::LOOP_ONESHOT;
358 } 500 }
501 }
359 502
360 $time = Event::time - $time; 503 my $time = EV::time - $time;
361 504
362 LOG llevError | logBacktrace, Carp::longmess "long sync job"
363 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
364
365 $tick_start += $time; # do not account sync jobs to server load 505 $TICK_START += $time; # do not account sync jobs to server load
366 506
367 wantarray ? @res : $res[0] 507 wantarray ? @res : $res[0]
368 } else { 508 } else {
369 # we are in another coroutine, how wonderful, everything just works 509 # we are in another coroutine, how wonderful, everything just works
370 510
… …
390 $EXT_CORO{$coro+0} = $coro; 530 $EXT_CORO{$coro+0} = $coro;
391 531
392 $coro 532 $coro
393} 533}
394 534
395sub write_runtime { 535=item fork_call { }, $args
396 my $runtime = "$LOCALDIR/runtime";
397 536
398 # first touch the runtime file to show we are still running: 537Executes the given code block with the given arguments in a seperate
399 # the fsync below can take a very very long time. 538process, returning the results. Everything must be serialisable with
539Coro::Storable. May, of course, block. Note that the executed sub may
540never block itself or use any form of event handling.
400 541
401 IO::AIO::aio_utime $runtime, undef, undef; 542=cut
402 543
403 my $guard = cf::lock_acquire "write_runtime"; 544sub fork_call(&@) {
545 my ($cb, @args) = @_;
404 546
405 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 547 # we seemingly have to make a local copy of the whole thing,
406 or return; 548 # otherwise perl prematurely frees the stuff :/
549 # TODO: investigate and fix (likely this will be rather laborious)
407 550
408 my $value = $cf::RUNTIME + 90 + 10; 551 my @res = Coro::Util::fork_eval {
409 # 10 is the runtime save interval, for a monotonic clock 552 reset_signals;
410 # 60 allows for the watchdog to kill the server. 553 &$cb
554 }, @args;
411 555
412 (aio_write $fh, 0, (length $value), $value, 0) <= 0 556 wantarray ? @res : $res[-1]
413 and return; 557}
414 558
415 # always fsync - this file is important 559=item $coin = coin_from_name $name
416 aio_fsync $fh
417 and return;
418 560
419 # touch it again to show we are up-to-date 561=cut
420 aio_utime $fh, undef, undef;
421 562
422 close $fh 563our %coin_alias = (
423 or return; 564 "silver" => "silvercoin",
565 "silvercoin" => "silvercoin",
566 "silvercoins" => "silvercoin",
567 "gold" => "goldcoin",
568 "goldcoin" => "goldcoin",
569 "goldcoins" => "goldcoin",
570 "platinum" => "platinacoin",
571 "platinumcoin" => "platinacoin",
572 "platinumcoins" => "platinacoin",
573 "platina" => "platinacoin",
574 "platinacoin" => "platinacoin",
575 "platinacoins" => "platinacoin",
576 "royalty" => "royalty",
577 "royalties" => "royalty",
578);
424 579
425 aio_rename "$runtime~", $runtime 580sub coin_from_name($) {
426 and return; 581 $coin_alias{$_[0]}
582 ? cf::arch::find $coin_alias{$_[0]}
583 : undef
584}
427 585
428 warn "runtime file written.\n"; 586=item $value = cf::db_get $family => $key
429 587
588Returns a single value from the environment database.
589
590=item cf::db_put $family => $key => $value
591
592Stores the given C<$value> in the family. It can currently store binary
593data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
594
595=item $db = cf::db_table "name"
596
597Create and/or open a new database table. The string must not be "db" and must be unique
598within each server.
599
600=cut
601
602sub db_table($) {
603 my ($name) = @_;
604 my $db = BDB::db_create $DB_ENV;
605
606 eval {
607 $db->set_flags (BDB::CHKSUM);
608
609 utf8::encode $name;
610 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
611 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
612 cf::cleanup "db_open(db): $!" if $!;
613 };
614 cf::cleanup "db_open(db): $@" if $@;
615
616 $db
617}
618
619our $DB;
620
621sub db_init {
622 cf::sync_job {
623 $DB ||= db_table "db";
624 };
625}
626
627sub db_get($$) {
628 my $key = "$_[0]/$_[1]";
629
630 cf::sync_job {
631 BDB::db_get $DB, undef, $key, my $data;
632
633 $! ? ()
634 : $data
430 1 635 }
636}
637
638sub db_put($$$) {
639 BDB::dbreq_pri 4;
640 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
641}
642
643=item cf::cache $id => [$paths...], $processversion => $process
644
645Generic caching function that returns the value of the resource $id,
646caching and regenerating as required.
647
648This function can block.
649
650=cut
651
652sub cache {
653 my ($id, $src, $processversion, $process) = @_;
654
655 my $meta =
656 join "\x00",
657 $processversion,
658 map {
659 aio_stat $_
660 and Carp::croak "$_: $!";
661
662 ($_, (stat _)[7,9])
663 } @$src;
664
665 my $dbmeta = db_get cache => "$id/meta";
666 if ($dbmeta ne $meta) {
667 # changed, we may need to process
668
669 my @data;
670 my $md5;
671
672 for (0 .. $#$src) {
673 0 <= aio_load $src->[$_], $data[$_]
674 or Carp::croak "$src->[$_]: $!";
675 }
676
677 # if processing is expensive, check
678 # checksum first
679 if (1) {
680 $md5 =
681 join "\x00",
682 $processversion,
683 map {
684 cf::cede_to_tick;
685 ($src->[$_], Digest::MD5::md5_hex $data[$_])
686 } 0.. $#$src;
687
688
689 my $dbmd5 = db_get cache => "$id/md5";
690 if ($dbmd5 eq $md5) {
691 db_put cache => "$id/meta", $meta;
692
693 return db_get cache => "$id/data";
694 }
695 }
696
697 my $t1 = Time::HiRes::time;
698 my $data = $process->(\@data);
699 my $t2 = Time::HiRes::time;
700
701 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
702
703 db_put cache => "$id/data", $data;
704 db_put cache => "$id/md5" , $md5;
705 db_put cache => "$id/meta", $meta;
706
707 return $data;
708 }
709
710 db_get cache => "$id/data"
431} 711}
432 712
433=item cf::datalog type => key => value, ... 713=item cf::datalog type => key => value, ...
434 714
435Log a datalog packet of the given type with the given key-value pairs. 715Log a datalog packet of the given type with the given key-value pairs.
… …
447 727
448############################################################################# 728#############################################################################
449 729
450=head2 ATTACHABLE OBJECTS 730=head2 ATTACHABLE OBJECTS
451 731
452Many objects in crossfire are so-called attachable objects. That means you can 732Many objects in deliantra are so-called attachable objects. That means you can
453attach callbacks/event handlers (a collection of which is called an "attachment") 733attach callbacks/event handlers (a collection of which is called an "attachment")
454to it. All such attachable objects support the following methods. 734to it. All such attachable objects support the following methods.
455 735
456In the following description, CLASS can be any of C<global>, C<object> 736In the following description, CLASS can be any of C<global>, C<object>
457C<player>, C<client> or C<map> (i.e. the attachable objects in 737C<player>, C<client> or C<map> (i.e. the attachable objects in
458crossfire+). 738Deliantra).
459 739
460=over 4 740=over 4
461 741
462=item $attachable->attach ($attachment, key => $value...) 742=item $attachable->attach ($attachment, key => $value...)
463 743
… …
507=item cf::CLASS::attachment $name, ... 787=item cf::CLASS::attachment $name, ...
508 788
509Register an attachment by C<$name> through which attachable objects of the 789Register an attachment by C<$name> through which attachable objects of the
510given CLASS can refer to this attachment. 790given CLASS can refer to this attachment.
511 791
512Some classes such as crossfire maps and objects can specify attachments 792Some classes such as deliantra maps and objects can specify attachments
513that are attached at load/instantiate time, thus the need for a name. 793that are attached at load/instantiate time, thus the need for a name.
514 794
515These calls expect any number of the following handler/hook descriptions: 795These calls expect any number of the following handler/hook descriptions:
516 796
517=over 4 797=over 4
… …
665 _attach $registry, $klass, @attach; 945 _attach $registry, $klass, @attach;
666 } 946 }
667 947
668 $obj->{$name} = \%arg; 948 $obj->{$name} = \%arg;
669 } else { 949 } else {
670 warn "object uses attachment '$name' that is not available, postponing.\n"; 950 warn "object uses attachment '$name' which is not available, postponing.\n";
671 } 951 }
672 952
673 $obj->{_attachment}{$name} = undef; 953 $obj->{_attachment}{$name} = undef;
674} 954}
675 955
… …
715 "; 995 ";
716 die if $@; 996 die if $@;
717} 997}
718 998
719our $override; 999our $override;
720our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 1000our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721 1001
722sub override { 1002sub override {
723 $override = 1; 1003 $override = 1;
724 @invoke_results = (); 1004 @INVOKE_RESULTS = (@_);
725} 1005}
726 1006
727sub do_invoke { 1007sub do_invoke {
728 my $event = shift; 1008 my $event = shift;
729 my $callbacks = shift; 1009 my $callbacks = shift;
730 1010
731 @invoke_results = (); 1011 @INVOKE_RESULTS = ();
732 1012
733 local $override; 1013 local $override;
734 1014
735 for (@$callbacks) { 1015 for (@$callbacks) {
736 eval { &{$_->[1]} }; 1016 eval { &{$_->[1]} };
… …
745 } 1025 }
746 1026
747 0 1027 0
748} 1028}
749 1029
750=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1030=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
751 1031
752=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1032=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
753 1033
754Generate an object-specific event with the given arguments. 1034Generate an object-specific event with the given arguments.
755 1035
756This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1036This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
757removed in future versions), and there is no public API to access override 1037removed in future versions), and there is no public API to access override
758results (if you must, access C<@cf::invoke_results> directly). 1038results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759 1039
760=back 1040=back
761 1041
762=cut 1042=cut
763 1043
764############################################################################# 1044#############################################################################
765# object support 1045# object support
1046
1047sub _object_equal($$);
1048sub _object_equal($$) {
1049 my ($a, $b) = @_;
1050
1051 return 0 unless (ref $a) eq (ref $b);
1052
1053 if ("HASH" eq ref $a) {
1054 my @ka = keys %$a;
1055 my @kb = keys %$b;
1056
1057 return 0 if @ka != @kb;
1058
1059 for (0 .. $#ka) {
1060 return 0 unless $ka[$_] eq $kb[$_];
1061 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1062 }
1063
1064 } elsif ("ARRAY" eq ref $a) {
1065
1066 return 0 if @$a != @$b;
1067
1068 for (0 .. $#$a) {
1069 return 0 unless _object_equal $a->[$_], $b->[$_];
1070 }
1071
1072 } elsif ($a ne $b) {
1073 return 0;
1074 }
1075
1076 1
1077}
1078
1079our $SLOW_MERGES;#d#
1080sub _can_merge {
1081 my ($ob1, $ob2) = @_;
1082
1083 ++$SLOW_MERGES;#d#
1084
1085 # we do the slow way here
1086 return _object_equal $ob1, $ob2
1087}
766 1088
767sub reattach { 1089sub reattach {
768 # basically do the same as instantiate, without calling instantiate 1090 # basically do the same as instantiate, without calling instantiate
769 my ($obj) = @_; 1091 my ($obj) = @_;
770 1092
1093 # no longer needed after getting rid of delete_package?
771 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1094 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772 1095
773 my $registry = $obj->registry; 1096 my $registry = $obj->registry;
774 1097
775 @$registry = (); 1098 @$registry = ();
776 1099
… …
791cf::attachable->attach ( 1114cf::attachable->attach (
792 prio => -1000000, 1115 prio => -1000000,
793 on_instantiate => sub { 1116 on_instantiate => sub {
794 my ($obj, $data) = @_; 1117 my ($obj, $data) = @_;
795 1118
796 $data = from_json $data; 1119 $data = decode_json $data;
797 1120
798 for (@$data) { 1121 for (@$data) {
799 my ($name, $args) = @$_; 1122 my ($name, $args) = @$_;
800 1123
801 $obj->attach ($name, %{$args || {} }); 1124 $obj->attach ($name, %{$args || {} });
… …
817sub object_freezer_save { 1140sub object_freezer_save {
818 my ($filename, $rdata, $objs) = @_; 1141 my ($filename, $rdata, $objs) = @_;
819 1142
820 sync_job { 1143 sync_job {
821 if (length $$rdata) { 1144 if (length $$rdata) {
1145 utf8::decode (my $decname = $filename);
822 warn sprintf "saving %s (%d,%d)\n", 1146 warn sprintf "saving %s (%d,%d)\n",
823 $filename, length $$rdata, scalar @$objs; 1147 $decname, length $$rdata, scalar @$objs;
824 1148
825 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1149 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826 chmod SAVE_MODE, $fh; 1150 aio_chmod $fh, SAVE_MODE;
827 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1151 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828 aio_fsync $fh if $cf::USE_FSYNC; 1152 aio_fsync $fh if $cf::USE_FSYNC;
829 close $fh; 1153 aio_close $fh;
830 1154
831 if (@$objs) { 1155 if (@$objs) {
832 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1156 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
833 chmod SAVE_MODE, $fh; 1157 aio_chmod $fh, SAVE_MODE;
834 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1158 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
835 aio_write $fh, 0, (length $data), $data, 0; 1159 aio_write $fh, 0, (length $data), $data, 0;
836 aio_fsync $fh if $cf::USE_FSYNC; 1160 aio_fsync $fh if $cf::USE_FSYNC;
837 close $fh; 1161 aio_close $fh;
838 aio_rename "$filename.pst~", "$filename.pst"; 1162 aio_rename "$filename.pst~", "$filename.pst";
839 } 1163 }
840 } else { 1164 } else {
841 aio_unlink "$filename.pst"; 1165 aio_unlink "$filename.pst";
842 } 1166 }
843 1167
844 aio_rename "$filename~", $filename; 1168 aio_rename "$filename~", $filename;
1169
1170 $filename =~ s%/[^/]+$%%;
1171 aio_pathsync $filename if $cf::USE_FSYNC;
845 } else { 1172 } else {
846 warn "FATAL: $filename~: $!\n"; 1173 warn "FATAL: $filename~: $!\n";
847 } 1174 }
848 } else { 1175 } else {
849 aio_unlink $filename; 1176 aio_unlink $filename;
850 aio_unlink "$filename.pst"; 1177 aio_unlink "$filename.pst";
851 } 1178 }
852 } 1179 };
853} 1180}
854 1181
855sub object_freezer_as_string { 1182sub object_freezer_as_string {
856 my ($rdata, $objs) = @_; 1183 my ($rdata, $objs) = @_;
857 1184
… …
869 or return; 1196 or return;
870 1197
871 unless (aio_stat "$filename.pst") { 1198 unless (aio_stat "$filename.pst") {
872 (aio_load "$filename.pst", $av) >= 0 1199 (aio_load "$filename.pst", $av) >= 0
873 or return; 1200 or return;
1201
874 $av = eval { (Storable::thaw $av)->{objs} }; 1202 my $st = eval { Coro::Storable::thaw $av };
1203 $av = $st->{objs};
875 } 1204 }
876 1205
1206 utf8::decode (my $decname = $filename);
877 warn sprintf "loading %s (%d)\n", 1207 warn sprintf "loading %s (%d,%d)\n",
878 $filename, length $data, scalar @{$av || []}; 1208 $decname, length $data, scalar @{$av || []};
1209
879 return ($data, $av); 1210 ($data, $av)
880} 1211}
1212
1213=head2 COMMAND CALLBACKS
1214
1215=over 4
1216
1217=cut
881 1218
882############################################################################# 1219#############################################################################
883# command handling &c 1220# command handling &c
884 1221
885=item cf::register_command $name => \&callback($ob,$args); 1222=item cf::register_command $name => \&callback($ob,$args);
… …
898 push @{ $COMMAND{$name} }, [$caller, $cb]; 1235 push @{ $COMMAND{$name} }, [$caller, $cb];
899} 1236}
900 1237
901=item cf::register_extcmd $name => \&callback($pl,$packet); 1238=item cf::register_extcmd $name => \&callback($pl,$packet);
902 1239
903Register a callbackf ro execution when the client sends an extcmd packet. 1240Register a callback for execution when the client sends an (synchronous)
1241extcmd packet. Ext commands will be processed in the order they are
1242received by the server, like other user commands. The first argument is
1243the logged-in player. Ext commands can only be processed after a player
1244has logged in successfully.
904 1245
905If the callback returns something, it is sent back as if reply was being 1246If the callback returns something, it is sent back as if reply was being
906called. 1247called.
907 1248
1249=item cf::register_exticmd $name => \&callback($ns,$packet);
1250
1251Register a callback for execution when the client sends an (asynchronous)
1252exticmd packet. Exti commands are processed by the server as soon as they
1253are received, i.e. out of order w.r.t. other commands. The first argument
1254is a client socket. Exti commands can be received anytime, even before
1255log-in.
1256
1257If the callback returns something, it is sent back as if reply was being
1258called.
1259
908=cut 1260=cut
909 1261
910sub register_extcmd { 1262sub register_extcmd {
911 my ($name, $cb) = @_; 1263 my ($name, $cb) = @_;
912 1264
913 $EXTCMD{$name} = $cb; 1265 $EXTCMD{$name} = $cb;
914} 1266}
1267
1268sub register_exticmd {
1269 my ($name, $cb) = @_;
1270
1271 $EXTICMD{$name} = $cb;
1272}
1273
1274use File::Glob ();
915 1275
916cf::player->attach ( 1276cf::player->attach (
917 on_command => sub { 1277 on_command => sub {
918 my ($pl, $name, $params) = @_; 1278 my ($pl, $name, $params) = @_;
919 1279
… …
927 cf::override; 1287 cf::override;
928 }, 1288 },
929 on_extcmd => sub { 1289 on_extcmd => sub {
930 my ($pl, $buf) = @_; 1290 my ($pl, $buf) = @_;
931 1291
932 my $msg = eval { from_json $buf }; 1292 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933 1293
934 if (ref $msg) { 1294 if (ref $msg) {
1295 my ($type, $reply, @payload) =
1296 "ARRAY" eq ref $msg
1297 ? @$msg
1298 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299
1300 my @reply;
1301
935 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1302 if (my $cb = $EXTCMD{$type}) {
936 if (my %reply = $cb->($pl, $msg)) { 1303 @reply = $cb->($pl, @payload);
937 $pl->ext_reply ($msg->{msgid}, %reply);
938 }
939 } 1304 }
1305
1306 $pl->ext_reply ($reply, @reply)
1307 if $reply;
1308
940 } else { 1309 } else {
941 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1310 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942 } 1311 }
943 1312
944 cf::override; 1313 cf::override;
945 }, 1314 },
946); 1315);
1316
1317# "readahead" all extensions
1318sub cache_extensions {
1319 my $grp = IO::AIO::aio_group;
1320
1321 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
1322 for (grep /\.ext$/, @{$_[0]}) {
1323 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324 }
1325 };
1326
1327 $grp
1328}
947 1329
948sub load_extensions { 1330sub load_extensions {
949 cf::sync_job { 1331 cf::sync_job {
950 my %todo; 1332 my %todo;
951 1333
… …
967 path => $path, 1349 path => $path,
968 base => $base, 1350 base => $base,
969 pkg => $pkg, 1351 pkg => $pkg,
970 ); 1352 );
971 1353
972 $ext{meta} = { map { split /=/, $_, 2 } split /\s+/, $1 } 1354 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
973 if $source =~ /^#!.*?perl.*?#\s*(.*)$/; 1355 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
974 1356
975 $ext{source} = 1357 $ext{source} =
976 "package $pkg; use strict; use utf8;\n" 1358 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
977 . "#line 1 \"$path\"\n{\n" 1359 . "#line 1 \"$path\"\n{\n"
978 . $source 1360 . $source
979 . "\n};\n1"; 1361 . "\n};\n1";
980 1362
981 $todo{$base} = \%ext; 1363 $todo{$base} = \%ext;
… …
984 my %done; 1366 my %done;
985 while (%todo) { 1367 while (%todo) {
986 my $progress; 1368 my $progress;
987 1369
988 while (my ($k, $v) = each %todo) { 1370 while (my ($k, $v) = each %todo) {
989 for (split /,\s*/, $ext{meta}{depends}) { 1371 for (split /,\s*/, $v->{meta}{depends}) {
990 goto skip 1372 goto skip
991 unless exists $done{$_}; 1373 unless exists $done{$_};
992 } 1374 }
993 1375
994 warn "... loading '$k' into '$v->{pkg}'\n"; 1376 warn "... loading '$k' into '$v->{pkg}'\n";
995 1377
996 unless (eval $v->{source}) { 1378 unless (eval $v->{source}) {
997 my $msg = $@ ? "$v->{path}: $@\n" 1379 my $msg = $@ ? "$v->{path}: $@\n"
998 : "extension disabled.\n"; 1380 : "$v->{base}: extension inactive.\n";
999 1381
1000 if (exists $v->{meta}{mandatory}) { 1382 if (exists $v->{meta}{mandatory}) {
1001 warn $msg; 1383 warn $msg;
1002 warn "mandatory extension failed to load, exiting.\n"; 1384 cf::cleanup "mandatory extension failed to load, exiting.";
1003 exit 1;
1004 } 1385 }
1005 1386
1006 die $msg; 1387 warn $msg;
1007 } 1388 }
1008 1389
1009 $done{$k} = delete $todo{$k}; 1390 $done{$k} = delete $todo{$k};
1010 push @EXTS, $v->{pkg}; 1391 push @EXTS, $v->{pkg};
1392 $progress = 1;
1011 } 1393 }
1012 1394
1013 skip: 1395 skip:
1014 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1396 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1015 unless $progress; 1397 unless $progress;
… …
1017 }; 1399 };
1018} 1400}
1019 1401
1020############################################################################# 1402#############################################################################
1021 1403
1404=back
1405
1022=head2 CORE EXTENSIONS 1406=head2 CORE EXTENSIONS
1023 1407
1024Functions and methods that extend core crossfire objects. 1408Functions and methods that extend core deliantra objects.
1025 1409
1026=cut 1410=cut
1027 1411
1028package cf::player; 1412package cf::player;
1029 1413
1030use Coro::AIO; 1414use Coro::AIO;
1031 1415
1032=head3 cf::player 1416=head3 cf::player
1033 1417
1034=over 4 1418=over 4
1419
1420=item cf::player::num_playing
1421
1422Returns the official number of playing players, as per the Crossfire metaserver rules.
1423
1424=cut
1425
1426sub num_playing {
1427 scalar grep
1428 $_->ob->map
1429 && !$_->hidden
1430 && !$_->ob->flag (cf::FLAG_WIZ),
1431 cf::player::list
1432}
1035 1433
1036=item cf::player::find $login 1434=item cf::player::find $login
1037 1435
1038Returns the given player object, loading it if necessary (might block). 1436Returns the given player object, loading it if necessary (might block).
1039 1437
… …
1058 1456
1059sub exists($) { 1457sub exists($) {
1060 my ($login) = @_; 1458 my ($login) = @_;
1061 1459
1062 $cf::PLAYER{$login} 1460 $cf::PLAYER{$login}
1063 or cf::sync_job { !aio_stat path $login } 1461 or !aio_stat path $login
1064} 1462}
1065 1463
1066sub find($) { 1464sub find($) {
1067 return $cf::PLAYER{$_[0]} || do { 1465 return $cf::PLAYER{$_[0]} || do {
1068 my $login = $_[0]; 1466 my $login = $_[0];
… …
1075 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1473 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1076 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1474 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1077 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1475 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1078 aio_unlink +(playerdir $login) . "/$login.pl"; 1476 aio_unlink +(playerdir $login) . "/$login.pl";
1079 1477
1080 my $pl = load_pl path $login 1478 my $f = new_from_file cf::object::thawer path $login
1081 or return; 1479 or return;
1480
1481 my $pl = cf::player::load_pl $f
1482 or return;
1483
1484 local $cf::PLAYER_LOADING{$login} = $pl;
1485 $f->resolve_delayed_derefs;
1082 $cf::PLAYER{$login} = $pl 1486 $cf::PLAYER{$login} = $pl
1083 } 1487 }
1084 } 1488 }
1085} 1489}
1086 1490
… …
1095 return if $pl->{deny_save}; 1499 return if $pl->{deny_save};
1096 1500
1097 aio_mkdir playerdir $pl, 0770; 1501 aio_mkdir playerdir $pl, 0770;
1098 $pl->{last_save} = $cf::RUNTIME; 1502 $pl->{last_save} = $cf::RUNTIME;
1099 1503
1504 cf::get_slot 0.01;
1505
1100 $pl->save_pl ($path); 1506 $pl->save_pl ($path);
1101 Coro::cede; 1507 cf::cede_to_tick;
1102} 1508}
1103 1509
1104sub new($) { 1510sub new($) {
1105 my ($login) = @_; 1511 my ($login) = @_;
1106 1512
… …
1112 $cf::PLAYER{$login} = $self; 1518 $cf::PLAYER{$login} = $self;
1113 1519
1114 $self 1520 $self
1115} 1521}
1116 1522
1523=item $player->send_msg ($channel, $msg, $color, [extra...])
1524
1525=cut
1526
1527sub send_msg {
1528 my $ns = shift->ns
1529 or return;
1530 $ns->send_msg (@_);
1531}
1532
1117=item $pl->quit_character 1533=item $pl->quit_character
1118 1534
1119Nukes the player without looking back. If logged in, the connection will 1535Nukes the player without looking back. If logged in, the connection will
1120be destroyed. May block for a long time. 1536be destroyed. May block for a long time.
1121 1537
… …
1125 my ($pl) = @_; 1541 my ($pl) = @_;
1126 1542
1127 my $name = $pl->ob->name; 1543 my $name = $pl->ob->name;
1128 1544
1129 $pl->{deny_save} = 1; 1545 $pl->{deny_save} = 1;
1130 $pl->password ("*"); # this should lock out the player until we nuked the dir 1546 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1131 1547
1132 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1548 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1133 $pl->deactivate; 1549 $pl->deactivate;
1550 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551 $pl->ob->check_score;
1134 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1552 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1135 $pl->ns->destroy if $pl->ns; 1553 $pl->ns->destroy if $pl->ns;
1136 1554
1137 my $path = playerdir $pl; 1555 my $path = playerdir $pl;
1138 my $temp = "$path~$cf::RUNTIME~deleting~"; 1556 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1174 or return []; 1592 or return [];
1175 1593
1176 my @logins; 1594 my @logins;
1177 1595
1178 for my $login (@$dirs) { 1596 for my $login (@$dirs) {
1597 my $path = path $login;
1598
1599 # a .pst is a dead give-away for a valid player
1600 # if no pst file found, open and chekc for blocked users
1601 if (aio_stat "$path.pst") {
1179 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1602 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1180 aio_read $fh, 0, 512, my $buf, 0 or next; 1603 aio_read $fh, 0, 512, my $buf, 0 or next;
1181 $buf !~ /^password -------------$/m or next; # official not-valid tag 1604 $buf !~ /^password -------------$/m or next; # official not-valid tag
1605 }
1182 1606
1183 utf8::decode $login; 1607 utf8::decode $login;
1184 push @logins, $login; 1608 push @logins, $login;
1185 } 1609 }
1186 1610
… …
1213 } 1637 }
1214 1638
1215 \@paths 1639 \@paths
1216} 1640}
1217 1641
1642=item $protocol_xml = $player->expand_cfpod ($cfpod)
1643
1644Expand deliantra pod fragments into protocol xml.
1645
1218=item $player->ext_reply ($msgid, %msg) 1646=item $player->ext_reply ($msgid, @msg)
1219 1647
1220Sends an ext reply to the player. 1648Sends an ext reply to the player.
1221 1649
1222=cut 1650=cut
1223 1651
1224sub ext_reply($$%) { 1652sub ext_reply($$@) {
1225 my ($self, $id, %msg) = @_; 1653 my ($self, $id, @msg) = @_;
1226 1654
1227 $msg{msgid} = $id; 1655 $self->ns->ext_reply ($id, @msg)
1228
1229 $self->send ("ext " . cf::to_json \%msg);
1230} 1656}
1231 1657
1232=item $player->ext_event ($type, %msg) 1658=item $player->ext_msg ($type, @msg)
1233 1659
1234Sends an ext event to the client. 1660Sends an ext event to the client.
1235 1661
1236=cut 1662=cut
1237 1663
1238sub ext_event($$%) { 1664sub ext_msg($$@) {
1239 my ($self, $type, %msg) = @_; 1665 my ($self, $type, @msg) = @_;
1240 1666
1241 $self->ns->ext_event ($type, %msg); 1667 $self->ns->ext_msg ($type, @msg);
1242} 1668}
1243 1669
1244=head3 cf::region 1670=head3 cf::region
1245 1671
1246=over 4 1672=over 4
… …
1249 1675
1250package cf::region; 1676package cf::region;
1251 1677
1252=item cf::region::find_by_path $path 1678=item cf::region::find_by_path $path
1253 1679
1254Tries to decuce the probable region for a map knowing only its path. 1680Tries to decuce the likely region for a map knowing only its path.
1255 1681
1256=cut 1682=cut
1257 1683
1258sub find_by_path($) { 1684sub find_by_path($) {
1259 my ($path) = @_; 1685 my ($path) = @_;
1260 1686
1261 my ($match, $specificity); 1687 my ($match, $specificity);
1262 1688
1263 for my $region (list) { 1689 for my $region (list) {
1264 if ($region->match && $path =~ $region->match) { 1690 if ($region->{match} && $path =~ $region->{match}) {
1265 ($match, $specificity) = ($region, $region->specificity) 1691 ($match, $specificity) = ($region, $region->specificity)
1266 if $region->specificity > $specificity; 1692 if $region->specificity > $specificity;
1267 } 1693 }
1268 } 1694 }
1269 1695
… …
1290our $MAX_RESET = 3600; 1716our $MAX_RESET = 3600;
1291our $DEFAULT_RESET = 3000; 1717our $DEFAULT_RESET = 3000;
1292 1718
1293sub generate_random_map { 1719sub generate_random_map {
1294 my ($self, $rmp) = @_; 1720 my ($self, $rmp) = @_;
1721
1722 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723
1295 # mit "rum" bekleckern, nicht 1724 # mit "rum" bekleckern, nicht
1296 $self->_create_random_map ( 1725 $self->_create_random_map (
1297 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1726 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1298 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1727 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1299 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1728 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1389 $self->init; # pass $1 etc. 1818 $self->init; # pass $1 etc.
1390 return $self; 1819 return $self;
1391 } 1820 }
1392 } 1821 }
1393 1822
1394 Carp::carp "unable to resolve path '$path' (base '$base')."; 1823 Carp::cluck "unable to resolve path '$path' (base '$base').";
1395 () 1824 ()
1396} 1825}
1397 1826
1398sub init { 1827sub init {
1399 my ($self) = @_; 1828 my ($self) = @_;
… …
1421 1850
1422# the temporary/swap location 1851# the temporary/swap location
1423sub save_path { 1852sub save_path {
1424 my ($self) = @_; 1853 my ($self) = @_;
1425 1854
1426 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1855 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1427 "$TMPDIR/$path.map" 1856 "$TMPDIR/$path.map"
1428} 1857}
1429 1858
1430# the unique path, undef == no special unique path 1859# the unique path, undef == no special unique path
1431sub uniq_path { 1860sub uniq_path {
1432 my ($self) = @_; 1861 my ($self) = @_;
1433 1862
1434 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1863 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1435 "$UNIQUEDIR/$path" 1864 "$UNIQUEDIR/$path"
1436} 1865}
1437 1866
1438# and all this just because we cannot iterate over 1867# and all this just because we cannot iterate over
1439# all maps in C++... 1868# all maps in C++...
… …
1462 1891
1463sub load_header_from($) { 1892sub load_header_from($) {
1464 my ($self, $path) = @_; 1893 my ($self, $path) = @_;
1465 1894
1466 utf8::encode $path; 1895 utf8::encode $path;
1467 #aio_open $path, O_RDONLY, 0 1896 my $f = new_from_file cf::object::thawer $path
1468 # or return;
1469
1470 $self->_load_header ($path)
1471 or return; 1897 or return;
1898
1899 $self->_load_header ($f)
1900 or return;
1901
1902 local $MAP_LOADING{$self->{path}} = $self;
1903 $f->resolve_delayed_derefs;
1472 1904
1473 $self->{load_path} = $path; 1905 $self->{load_path} = $path;
1474 1906
1475 1 1907 1
1476} 1908}
… …
1530sub find { 1962sub find {
1531 my ($path, $origin) = @_; 1963 my ($path, $origin) = @_;
1532 1964
1533 $path = normalise $path, $origin && $origin->path; 1965 $path = normalise $path, $origin && $origin->path;
1534 1966
1967 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1535 cf::lock_wait "map_find:$path"; 1968 my $guard2 = cf::lock_acquire "map_find:$path";
1536 1969
1537 $cf::MAP{$path} || do { 1970 $cf::MAP{$path} || do {
1538 my $guard = cf::lock_acquire "map_find:$path";
1539 my $map = new_from_path cf::map $path 1971 my $map = new_from_path cf::map $path
1540 or return; 1972 or return;
1541 1973
1542 $map->{last_save} = $cf::RUNTIME; 1974 $map->{last_save} = $cf::RUNTIME;
1543 1975
… …
1545 or return; 1977 or return;
1546 1978
1547 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1979 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1548 # doing this can freeze the server in a sync job, obviously 1980 # doing this can freeze the server in a sync job, obviously
1549 #$cf::WAIT_FOR_TICK->wait; 1981 #$cf::WAIT_FOR_TICK->wait;
1982 undef $guard2;
1983 undef $guard1;
1550 $map->reset; 1984 $map->reset;
1551 undef $guard;
1552 return find $path; 1985 return find $path;
1553 } 1986 }
1554 1987
1555 $cf::MAP{$path} = $map 1988 $cf::MAP{$path} = $map
1556 } 1989 }
… …
1565 local $self->{deny_reset} = 1; # loading can take a long time 1998 local $self->{deny_reset} = 1; # loading can take a long time
1566 1999
1567 my $path = $self->{path}; 2000 my $path = $self->{path};
1568 2001
1569 { 2002 {
1570 my $guard = cf::lock_acquire "map_load:$path"; 2003 my $guard = cf::lock_acquire "map_data:$path";
1571 2004
2005 return unless $self->valid;
1572 return if $self->in_memory != cf::MAP_SWAPPED; 2006 return unless $self->in_memory == cf::MAP_SWAPPED;
1573 2007
1574 $self->in_memory (cf::MAP_LOADING); 2008 $self->in_memory (cf::MAP_LOADING);
1575 2009
1576 $self->alloc; 2010 $self->alloc;
1577 2011
1578 $self->pre_load; 2012 $self->pre_load;
1579 Coro::cede; 2013 cf::cede_to_tick;
1580 2014
2015 my $f = new_from_file cf::object::thawer $self->{load_path};
2016 $f->skip_block;
1581 $self->_load_objects ($self->{load_path}, 1) 2017 $self->_load_objects ($f)
1582 or return; 2018 or return;
1583 2019
1584 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2020 $self->post_load_original
1585 if delete $self->{load_original}; 2021 if delete $self->{load_original};
1586 2022
1587 if (my $uniq = $self->uniq_path) { 2023 if (my $uniq = $self->uniq_path) {
1588 utf8::encode $uniq; 2024 utf8::encode $uniq;
1589 if (aio_open $uniq, O_RDONLY, 0) { 2025 unless (aio_stat $uniq) {
2026 if (my $f = new_from_file cf::object::thawer $uniq) {
1590 $self->clear_unique_items; 2027 $self->clear_unique_items;
1591 $self->_load_objects ($uniq, 0); 2028 $self->_load_objects ($f);
2029 $f->resolve_delayed_derefs;
2030 }
1592 } 2031 }
1593 } 2032 }
1594 2033
1595 Coro::cede; 2034 $f->resolve_delayed_derefs;
2035
2036 cf::cede_to_tick;
1596 # now do the right thing for maps 2037 # now do the right thing for maps
1597 $self->link_multipart_objects; 2038 $self->link_multipart_objects;
1598 $self->difficulty ($self->estimate_difficulty) 2039 $self->difficulty ($self->estimate_difficulty)
1599 unless $self->difficulty; 2040 unless $self->difficulty;
1600 Coro::cede; 2041 cf::cede_to_tick;
1601 2042
1602 unless ($self->{deny_activate}) { 2043 unless ($self->{deny_activate}) {
1603 $self->decay_objects; 2044 $self->decay_objects;
1604 $self->fix_auto_apply; 2045 $self->fix_auto_apply;
1605 $self->update_buttons; 2046 $self->update_buttons;
1606 Coro::cede; 2047 cf::cede_to_tick;
1607 $self->set_darkness_map; 2048 $self->set_darkness_map;
1608 Coro::cede; 2049 cf::cede_to_tick;
1609 $self->activate; 2050 $self->activate;
1610 } 2051 }
1611 2052
2053 $self->{last_save} = $cf::RUNTIME;
2054 $self->last_access ($cf::RUNTIME);
2055
1612 $self->in_memory (cf::MAP_IN_MEMORY); 2056 $self->in_memory (cf::MAP_ACTIVE);
1613 } 2057 }
1614 2058
1615 $self->post_load; 2059 $self->post_load;
1616} 2060}
1617 2061
… …
1626 2070
1627 $self 2071 $self
1628} 2072}
1629 2073
1630# find and load all maps in the 3x3 area around a map 2074# find and load all maps in the 3x3 area around a map
1631sub load_diag { 2075sub load_neighbours {
1632 my ($map) = @_; 2076 my ($map) = @_;
1633 2077
1634 my @diag; # diagonal neighbours 2078 my @neigh; # diagonal neighbours
1635 2079
1636 for (0 .. 3) { 2080 for (0 .. 3) {
1637 my $neigh = $map->tile_path ($_) 2081 my $neigh = $map->tile_path ($_)
1638 or next; 2082 or next;
1639 $neigh = find $neigh, $map 2083 $neigh = find $neigh, $map
1640 or next; 2084 or next;
1641 $neigh->load; 2085 $neigh->load;
1642 2086
2087 push @neigh,
1643 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2088 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1644 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2089 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1645 } 2090 }
1646 2091
1647 for (@diag) { 2092 for (grep defined $_->[0], @neigh) {
2093 my ($path, $origin) = @$_;
1648 my $neigh = find @$_ 2094 my $neigh = find $path, $origin
1649 or next; 2095 or next;
1650 $neigh->load; 2096 $neigh->load;
1651 } 2097 }
1652} 2098}
1653 2099
… …
1658} 2104}
1659 2105
1660sub do_load_sync { 2106sub do_load_sync {
1661 my ($map) = @_; 2107 my ($map) = @_;
1662 2108
2109 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2110 if $Coro::current == $Coro::main;
2111
1663 cf::sync_job { $map->load }; 2112 cf::sync_job { $map->load };
1664} 2113}
1665 2114
1666our %MAP_PREFETCH; 2115our %MAP_PREFETCH;
1667our $MAP_PREFETCHER = undef; 2116our $MAP_PREFETCHER = undef;
1668 2117
1669sub find_async { 2118sub find_async {
1670 my ($path, $origin) = @_; 2119 my ($path, $origin, $load) = @_;
1671 2120
1672 $path = normalise $path, $origin && $origin->{path}; 2121 $path = normalise $path, $origin && $origin->{path};
1673 2122
1674 if (my $map = $cf::MAP{$path}) { 2123 if (my $map = $cf::MAP{$path}) {
1675 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2124 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1676 } 2125 }
1677 2126
1678 undef $MAP_PREFETCH{$path}; 2127 $MAP_PREFETCH{$path} |= $load;
2128
1679 $MAP_PREFETCHER ||= cf::async { 2129 $MAP_PREFETCHER ||= cf::async {
2130 $Coro::current->{desc} = "map prefetcher";
2131
1680 while (%MAP_PREFETCH) { 2132 while (%MAP_PREFETCH) {
1681 for my $path (keys %MAP_PREFETCH) { 2133 while (my ($k, $v) = each %MAP_PREFETCH) {
1682 my $map = find $path 2134 if (my $map = find $k) {
1683 or next;
1684 $map->load; 2135 $map->load if $v;
2136 }
1685 2137
1686 delete $MAP_PREFETCH{$path}; 2138 delete $MAP_PREFETCH{$k};
1687 } 2139 }
1688 } 2140 }
1689 undef $MAP_PREFETCHER; 2141 undef $MAP_PREFETCHER;
1690 }; 2142 };
1691 $MAP_PREFETCHER->prio (6); 2143 $MAP_PREFETCHER->prio (6);
… …
1694} 2146}
1695 2147
1696sub save { 2148sub save {
1697 my ($self) = @_; 2149 my ($self) = @_;
1698 2150
1699 my $lock = cf::lock_acquire "map_data:" . $self->path; 2151 my $lock = cf::lock_acquire "map_data:$self->{path}";
1700 2152
1701 $self->{last_save} = $cf::RUNTIME; 2153 $self->{last_save} = $cf::RUNTIME;
1702 2154
1703 return unless $self->dirty; 2155 return unless $self->dirty;
1704 2156
… …
1710 return if $self->{deny_save}; 2162 return if $self->{deny_save};
1711 2163
1712 local $self->{last_access} = $self->last_access;#d# 2164 local $self->{last_access} = $self->last_access;#d#
1713 2165
1714 cf::async { 2166 cf::async {
2167 $Coro::current->{desc} = "map player save";
1715 $_->contr->save for $self->players; 2168 $_->contr->save for $self->players;
1716 }; 2169 };
2170
2171 cf::get_slot 0.02;
1717 2172
1718 if ($uniq) { 2173 if ($uniq) {
1719 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2174 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1720 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2175 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1721 } else { 2176 } else {
… …
1727 my ($self) = @_; 2182 my ($self) = @_;
1728 2183
1729 # save first because save cedes 2184 # save first because save cedes
1730 $self->save; 2185 $self->save;
1731 2186
1732 my $lock = cf::lock_acquire "map_data:" . $self->path; 2187 my $lock = cf::lock_acquire "map_data:$self->{path}";
1733 2188
1734 return if $self->players; 2189 return if $self->players;
1735 return if $self->in_memory != cf::MAP_IN_MEMORY; 2190 return if $self->in_memory != cf::MAP_ACTIVE;
1736 return if $self->{deny_save}; 2191 return if $self->{deny_save};
1737 2192
2193 $self->in_memory (cf::MAP_SWAPPED);
2194
2195 $self->deactivate;
2196 $_->clear_links_to ($self) for values %cf::MAP;
1738 $self->clear; 2197 $self->clear;
1739 $self->in_memory (cf::MAP_SWAPPED);
1740} 2198}
1741 2199
1742sub reset_at { 2200sub reset_at {
1743 my ($self) = @_; 2201 my ($self) = @_;
1744 2202
… …
1776 if $uniq; 2234 if $uniq;
1777 } 2235 }
1778 2236
1779 delete $cf::MAP{$self->path}; 2237 delete $cf::MAP{$self->path};
1780 2238
2239 $self->deactivate;
2240 $_->clear_links_to ($self) for values %cf::MAP;
1781 $self->clear; 2241 $self->clear;
1782
1783 $_->clear_links_to ($self) for values %cf::MAP;
1784 2242
1785 $self->unlink_save; 2243 $self->unlink_save;
1786 $self->destroy; 2244 $self->destroy;
1787} 2245}
1788 2246
1789my $nuke_counter = "aaaa"; 2247my $nuke_counter = "aaaa";
1790 2248
1791sub nuke { 2249sub nuke {
1792 my ($self) = @_; 2250 my ($self) = @_;
1793 2251
2252 {
2253 my $lock = cf::lock_acquire "map_data:$self->{path}";
2254
1794 delete $cf::MAP{$self->path}; 2255 delete $cf::MAP{$self->path};
1795 2256
1796 $self->unlink_save; 2257 $self->unlink_save;
1797 2258
1798 bless $self, "cf::map"; 2259 bless $self, "cf::map";
1799 delete $self->{deny_reset}; 2260 delete $self->{deny_reset};
1800 $self->{deny_save} = 1; 2261 $self->{deny_save} = 1;
1801 $self->reset_timeout (1); 2262 $self->reset_timeout (1);
1802 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2263 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1803 2264
1804 $cf::MAP{$self->path} = $self; 2265 $cf::MAP{$self->path} = $self;
2266 }
1805 2267
1806 $self->reset; # polite request, might not happen 2268 $self->reset; # polite request, might not happen
1807} 2269}
1808 2270
1809=item $maps = cf::map::tmp_maps 2271=item $maps = cf::map::tmp_maps
… …
1851 2313
1852sub unique_maps() { 2314sub unique_maps() {
1853 [ 2315 [
1854 map { 2316 map {
1855 utf8::decode $_; 2317 utf8::decode $_;
1856 /\.map$/ 2318 s/\.map$//; # TODO future compatibility hack
2319 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2320 ? ()
1857 ? normalise $_ 2321 : normalise $_
1858 : ()
1859 } @{ aio_readdir $UNIQUEDIR or [] } 2322 } @{ aio_readdir $UNIQUEDIR or [] }
1860 ] 2323 ]
1861} 2324}
1862 2325
1863package cf;
1864
1865=back 2326=back
1866 2327
1867=head3 cf::object 2328=head3 cf::object
1868 2329
1869=cut 2330=cut
… …
1872 2333
1873=over 4 2334=over 4
1874 2335
1875=item $ob->inv_recursive 2336=item $ob->inv_recursive
1876 2337
1877Returns the inventory of the object _and_ their inventories, recursively. 2338Returns the inventory of the object I<and> their inventories, recursively,
2339but I<not> the object itself.
1878 2340
1879=cut 2341=cut
1880 2342
1881sub inv_recursive_; 2343sub inv_recursive_;
1882sub inv_recursive_ { 2344sub inv_recursive_ {
… …
1885 2347
1886sub inv_recursive { 2348sub inv_recursive {
1887 inv_recursive_ inv $_[0] 2349 inv_recursive_ inv $_[0]
1888} 2350}
1889 2351
2352=item $ref = $ob->ref
2353
2354Creates and returns a persistent reference to an object that can be stored as a string.
2355
2356=item $ob = cf::object::deref ($refstring)
2357
2358returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2359even if the object actually exists. May block.
2360
2361=cut
2362
2363sub deref {
2364 my ($ref) = @_;
2365
2366 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2367 my ($uuid, $name) = ($1, $2);
2368 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2369 or return;
2370 $pl->ob->uuid eq $uuid
2371 or return;
2372
2373 $pl->ob
2374 } else {
2375 warn "$ref: cannot resolve object reference\n";
2376 undef
2377 }
2378}
2379
1890package cf; 2380package cf;
1891 2381
1892=back 2382=back
1893 2383
1894=head3 cf::object::player 2384=head3 cf::object::player
… …
1900Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2390Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
1901can be C<undef>. Does the right thing when the player is currently in a 2391can be C<undef>. Does the right thing when the player is currently in a
1902dialogue with the given NPC character. 2392dialogue with the given NPC character.
1903 2393
1904=cut 2394=cut
2395
2396our $SAY_CHANNEL = {
2397 id => "say",
2398 title => "Map",
2399 reply => "say ",
2400 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2401};
2402
2403our $CHAT_CHANNEL = {
2404 id => "chat",
2405 title => "Chat",
2406 reply => "chat ",
2407 tooltip => "Player chat and shouts, global to the server.",
2408};
1905 2409
1906# rough implementation of a future "reply" method that works 2410# rough implementation of a future "reply" method that works
1907# with dialog boxes. 2411# with dialog boxes.
1908#TODO: the first argument must go, split into a $npc->reply_to ( method 2412#TODO: the first argument must go, split into a $npc->reply_to ( method
1909sub cf::object::player::reply($$$;$) { 2413sub cf::object::player::reply($$$;$) {
… …
1911 2415
1912 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; 2416 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1913 2417
1914 if ($self->{record_replies}) { 2418 if ($self->{record_replies}) {
1915 push @{ $self->{record_replies} }, [$npc, $msg, $flags]; 2419 push @{ $self->{record_replies} }, [$npc, $msg, $flags];
2420
1916 } else { 2421 } else {
2422 my $pl = $self->contr;
2423
2424 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2425 my $dialog = $pl->{npc_dialog};
2426 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2427
2428 } else {
1917 $msg = $npc->name . " says: $msg" if $npc; 2429 $msg = $npc->name . " says: $msg" if $npc;
1918 $self->message ($msg, $flags); 2430 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2431 }
1919 } 2432 }
2433}
2434
2435=item $object->send_msg ($channel, $msg, $color, [extra...])
2436
2437=cut
2438
2439sub cf::object::send_msg {
2440 my $pl = shift->contr
2441 or return;
2442 $pl->send_msg (@_);
1920} 2443}
1921 2444
1922=item $player_object->may ("access") 2445=item $player_object->may ("access")
1923 2446
1924Returns wether the given player is authorized to access resource "access" 2447Returns wether the given player is authorized to access resource "access"
… …
1937 2460
1938=item $player_object->enter_link 2461=item $player_object->enter_link
1939 2462
1940Freezes the player and moves him/her to a special map (C<{link}>). 2463Freezes the player and moves him/her to a special map (C<{link}>).
1941 2464
1942The player should be reasonably safe there for short amounts of time. You 2465The player should be reasonably safe there for short amounts of time (e.g.
1943I<MUST> call C<leave_link> as soon as possible, though. 2466for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2467though, as the palyer cannot control the character while it is on the link
2468map.
1944 2469
1945Will never block. 2470Will never block.
1946 2471
1947=item $player_object->leave_link ($map, $x, $y) 2472=item $player_object->leave_link ($map, $x, $y)
1948 2473
… …
2003 # use -1 or undef as default coordinates, not 0, 0 2528 # use -1 or undef as default coordinates, not 0, 0
2004 ($x, $y) = ($map->enter_x, $map->enter_y) 2529 ($x, $y) = ($map->enter_x, $map->enter_y)
2005 if $x <=0 && $y <= 0; 2530 if $x <=0 && $y <= 0;
2006 2531
2007 $map->load; 2532 $map->load;
2008 $map->load_diag; 2533 $map->load_neighbours;
2009 2534
2010 return unless $self->contr->active; 2535 return unless $self->contr->active;
2536 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2011 $self->activate_recursive; 2537 $self->activate_recursive;
2012 2538
2013 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2539 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2014 $self->enter_map ($map, $x, $y); 2540 $self->enter_map ($map, $x, $y);
2015} 2541}
2016 2542
2017=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2543=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2018 2544
2019Moves the player to the given map-path and coordinates by first freezing 2545Moves the player to the given map-path and coordinates by first freezing
2020her, loading and preparing them map, calling the provided $check callback 2546her, loading and preparing them map, calling the provided $check callback
2021that has to return the map if sucecssful, and then unfreezes the player on 2547that has to return the map if sucecssful, and then unfreezes the player on
2022the new (success) or old (failed) map position. 2548the new (success) or old (failed) map position. In either case, $done will
2549be called at the end of this process.
2550
2551Note that $check will be called with a potentially non-loaded map, so if
2552it needs a loaded map it has to call C<< ->load >>.
2023 2553
2024=cut 2554=cut
2025 2555
2026our $GOTOGEN; 2556our $GOTOGEN;
2027 2557
2028sub cf::object::player::goto { 2558sub cf::object::player::goto {
2029 my ($self, $path, $x, $y, $check) = @_; 2559 my ($self, $path, $x, $y, $check, $done) = @_;
2030 2560
2031 # do generation counting so two concurrent goto's will be executed in-order 2561 # do generation counting so two concurrent goto's will be executed in-order
2032 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2562 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2033 2563
2034 $self->enter_link; 2564 $self->enter_link;
2035 2565
2036 (async { 2566 (async {
2567 $Coro::current->{desc} = "player::goto $path $x $y";
2568
2569 # *tag paths override both path and x|y
2570 if ($path =~ /^\*(.*)$/) {
2571 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2572 my $ob = $obs[rand @obs];
2573
2574 # see if we actually can go there
2575 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2576 $ob = $obs[rand @obs];
2577 } else {
2578 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2579 }
2580 # else put us there anyways for now #d#
2581
2582 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2583 } else {
2584 ($path, $x, $y) = (undef, undef, undef);
2585 }
2586 }
2587
2037 my $map = eval { 2588 my $map = eval {
2038 my $map = cf::map::find $path; 2589 my $map = defined $path ? cf::map::find $path : undef;
2039 2590
2040 if ($map) { 2591 if ($map) {
2041 $map = $map->customise_for ($self); 2592 $map = $map->customise_for ($self);
2042 $map = $check->($map) if $check && $map; 2593 $map = $check->($map) if $check && $map;
2043 } else { 2594 } else {
2044 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2595 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2045 } 2596 }
2046 2597
2047 $map 2598 $map
2048 }; 2599 };
2049 2600
… …
2054 2605
2055 if ($gen == $self->{_goto_generation}) { 2606 if ($gen == $self->{_goto_generation}) {
2056 delete $self->{_goto_generation}; 2607 delete $self->{_goto_generation};
2057 $self->leave_link ($map, $x, $y); 2608 $self->leave_link ($map, $x, $y);
2058 } 2609 }
2610
2611 $done->() if $done;
2059 })->prio (1); 2612 })->prio (1);
2060} 2613}
2061 2614
2062=item $player_object->enter_exit ($exit_object) 2615=item $player_object->enter_exit ($exit_object)
2063 2616
… …
2083} 2636}
2084 2637
2085sub prepare_random_map { 2638sub prepare_random_map {
2086 my ($exit) = @_; 2639 my ($exit) = @_;
2087 2640
2088 my $guard = cf::lock_acquire "exit_prepare:$exit";
2089
2090 # all this does is basically replace the /! path by 2641 # all this does is basically replace the /! path by
2091 # a new random map path (?random/...) with a seed 2642 # a new random map path (?random/...) with a seed
2092 # that depends on the exit object 2643 # that depends on the exit object
2093 2644
2094 my $rmp = parse_random_map_params $exit->msg; 2645 my $rmp = parse_random_map_params $exit->msg;
… …
2096 if ($exit->map) { 2647 if ($exit->map) {
2097 $rmp->{region} = $exit->region->name; 2648 $rmp->{region} = $exit->region->name;
2098 $rmp->{origin_map} = $exit->map->path; 2649 $rmp->{origin_map} = $exit->map->path;
2099 $rmp->{origin_x} = $exit->x; 2650 $rmp->{origin_x} = $exit->x;
2100 $rmp->{origin_y} = $exit->y; 2651 $rmp->{origin_y} = $exit->y;
2652
2653 $exit->map->touch;
2101 } 2654 }
2102 2655
2103 $rmp->{random_seed} ||= $exit->random_seed; 2656 $rmp->{random_seed} ||= $exit->random_seed;
2104 2657
2105 my $data = cf::to_json $rmp; 2658 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2106 my $md5 = Digest::MD5::md5_hex $data; 2659 my $md5 = Digest::MD5::md5_hex $data;
2107 my $meta = "$RANDOMDIR/$md5.meta"; 2660 my $meta = "$RANDOMDIR/$md5.meta";
2108 2661
2109 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2662 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2110 aio_write $fh, 0, (length $data), $data, 0; 2663 aio_write $fh, 0, (length $data), $data, 0;
2111 undef $fh; 2664 undef $fh;
2112 aio_rename "$meta~", $meta; 2665 aio_rename "$meta~", $meta;
2113 2666
2667 my $slaying = "?random/$md5";
2668
2669 if ($exit->valid) {
2114 $exit->slaying ("?random/$md5"); 2670 $exit->slaying ("?random/$md5");
2115 $exit->msg (undef); 2671 $exit->msg (undef);
2672 }
2116 } 2673 }
2117} 2674}
2118 2675
2119sub cf::object::player::enter_exit { 2676sub cf::object::player::enter_exit {
2120 my ($self, $exit) = @_; 2677 my ($self, $exit) = @_;
2121 2678
2122 return unless $self->type == cf::PLAYER; 2679 return unless $self->type == cf::PLAYER;
2123 2680
2124 if ($exit->slaying eq "/!") {
2125 #TODO: this should de-fi-ni-te-ly not be a sync-job
2126 # the problem is that $exit might not survive long enough
2127 # so it needs to be done right now, right here
2128 cf::sync_job { prepare_random_map $exit };
2129 }
2130
2131 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2132 my $hp = $exit->stats->hp;
2133 my $sp = $exit->stats->sp;
2134
2135 $self->enter_link; 2681 $self->enter_link;
2136 2682
2137 (async { 2683 (async {
2138 $self->deactivate_recursive; # just to be sure 2684 $Coro::current->{desc} = "enter_exit";
2685
2139 unless (eval { 2686 unless (eval {
2687 $self->deactivate_recursive; # just to be sure
2688
2689 # random map handling
2690 {
2691 my $guard = cf::lock_acquire "exit_prepare:$exit";
2692
2693 prepare_random_map $exit
2694 if $exit->slaying eq "/!";
2695 }
2696
2697 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2698 my $x = $exit->stats->hp;
2699 my $y = $exit->stats->sp;
2700
2140 $self->goto ($slaying, $hp, $sp); 2701 $self->goto ($map, $x, $y);
2141 2702
2703 # if exit is damned, update players death & WoR home-position
2704 $self->contr->savebed ($map, $x, $y)
2705 if $exit->flag (cf::FLAG_DAMNED);
2706
2142 1; 2707 1
2143 }) { 2708 }) {
2144 $self->message ("Something went wrong deep within the crossfire server. " 2709 $self->message ("Something went wrong deep within the deliantra server. "
2145 . "I'll try to bring you back to the map you were before. " 2710 . "I'll try to bring you back to the map you were before. "
2146 . "Please report this to the dungeon master!", 2711 . "Please report this to the dungeon master!",
2147 cf::NDI_UNIQUE | cf::NDI_RED); 2712 cf::NDI_UNIQUE | cf::NDI_RED);
2148 2713
2149 warn "ERROR in enter_exit: $@"; 2714 warn "ERROR in enter_exit: $@";
… …
2168 2733
2169 utf8::encode $text; 2734 utf8::encode $text;
2170 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2735 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2171} 2736}
2172 2737
2738=item $client->send_msg ($channel, $msg, $color, [extra...])
2739
2740Send a drawinfo or msg packet to the client, formatting the msg for the
2741client if neccessary. C<$type> should be a string identifying the type of
2742the message, with C<log> being the default. If C<$color> is negative, suppress
2743the message unless the client supports the msg packet.
2744
2745=cut
2746
2747# non-persistent channels (usually the info channel)
2748our %CHANNEL = (
2749 "c/identify" => {
2750 id => "infobox",
2751 title => "Identify",
2752 reply => undef,
2753 tooltip => "Items recently identified",
2754 },
2755 "c/examine" => {
2756 id => "infobox",
2757 title => "Examine",
2758 reply => undef,
2759 tooltip => "Signs and other items you examined",
2760 },
2761 "c/book" => {
2762 id => "infobox",
2763 title => "Book",
2764 reply => undef,
2765 tooltip => "The contents of a note or book",
2766 },
2767 "c/lookat" => {
2768 id => "infobox",
2769 title => "Look",
2770 reply => undef,
2771 tooltip => "What you saw there",
2772 },
2773 "c/who" => {
2774 id => "infobox",
2775 title => "Players",
2776 reply => undef,
2777 tooltip => "Shows players who are currently online",
2778 },
2779 "c/body" => {
2780 id => "infobox",
2781 title => "Body Parts",
2782 reply => undef,
2783 tooltip => "Shows which body parts you posess and are available",
2784 },
2785 "c/skills" => {
2786 id => "infobox",
2787 title => "Skills",
2788 reply => undef,
2789 tooltip => "Shows your experience per skill and item power",
2790 },
2791 "c/uptime" => {
2792 id => "infobox",
2793 title => "Uptime",
2794 reply => undef,
2795 tooltip => "How long the server has been running since last restart",
2796 },
2797 "c/mapinfo" => {
2798 id => "infobox",
2799 title => "Map Info",
2800 reply => undef,
2801 tooltip => "Information related to the maps",
2802 },
2803 "c/party" => {
2804 id => "party",
2805 title => "Party",
2806 reply => "gsay ",
2807 tooltip => "Messages and chat related to your party",
2808 },
2809);
2810
2811sub cf::client::send_msg {
2812 my ($self, $channel, $msg, $color, @extra) = @_;
2813
2814 $msg = $self->pl->expand_cfpod ($msg)
2815 unless $color & cf::NDI_VERBATIM;
2816
2817 $color &= cf::NDI_CLIENT_MASK; # just in case...
2818
2819 # check predefined channels, for the benefit of C
2820 if ($CHANNEL{$channel}) {
2821 $channel = $CHANNEL{$channel};
2822
2823 $self->ext_msg (channel_info => $channel)
2824 if $self->can_msg;
2825
2826 $channel = $channel->{id};
2827
2828 } elsif (ref $channel) {
2829 # send meta info to client, if not yet sent
2830 unless (exists $self->{channel}{$channel->{id}}) {
2831 $self->{channel}{$channel->{id}} = $channel;
2832 $self->ext_msg (channel_info => $channel)
2833 if $self->can_msg;
2834 }
2835
2836 $channel = $channel->{id};
2837 }
2838
2839 return unless @extra || length $msg;
2840
2841 if ($self->can_msg) {
2842 # default colour, mask it out
2843 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2844 if $color & cf::NDI_DEF;
2845
2846 my $pkt = "msg "
2847 . $self->{json_coder}->encode (
2848 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2849 );
2850
2851 # try lzf for large packets
2852 $pkt = "lzf " . Compress::LZF::compress $pkt
2853 if 1024 <= length $pkt and $self->{can_lzf};
2854
2855 # split very large packets
2856 if (8192 < length $pkt and $self->{can_lzf}) {
2857 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2858 $pkt = "frag";
2859 }
2860
2861 $self->send_packet ($pkt);
2862 } else {
2863 if ($color >= 0) {
2864 # replace some tags by gcfclient-compatible ones
2865 for ($msg) {
2866 1 while
2867 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2868 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2869 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2870 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2871 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2872 }
2873
2874 $color &= cf::NDI_COLOR_MASK;
2875
2876 utf8::encode $msg;
2877
2878 if (0 && $msg =~ /\[/) {
2879 # COMMAND/INFO
2880 $self->send_packet ("drawextinfo $color 10 8 $msg")
2881 } else {
2882 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2883 $self->send_packet ("drawinfo $color $msg")
2884 }
2885 }
2886 }
2887}
2888
2173=item $client->ext_event ($type, %msg) 2889=item $client->ext_msg ($type, @msg)
2174 2890
2175Sends an exti event to the client. 2891Sends an ext event to the client.
2176 2892
2177=cut 2893=cut
2178 2894
2179sub cf::client::ext_event($$%) { 2895sub cf::client::ext_msg($$@) {
2180 my ($self, $type, %msg) = @_; 2896 my ($self, $type, @msg) = @_;
2181 2897
2898 if ($self->extcmd == 2) {
2899 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2900 } elsif ($self->extcmd == 1) { # TODO: remove
2182 $msg{msgtype} = "event_$type"; 2901 push @msg, msgtype => "event_$type";
2183 $self->send_packet ("ext " . cf::to_json \%msg); 2902 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903 }
2904}
2905
2906=item $client->ext_reply ($msgid, @msg)
2907
2908Sends an ext reply to the client.
2909
2910=cut
2911
2912sub cf::client::ext_reply($$@) {
2913 my ($self, $id, @msg) = @_;
2914
2915 if ($self->extcmd == 2) {
2916 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2917 } elsif ($self->extcmd == 1) {
2918 #TODO: version 1, remove
2919 unshift @msg, msgtype => "reply", msgid => $id;
2920 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2921 }
2184} 2922}
2185 2923
2186=item $success = $client->query ($flags, "text", \&cb) 2924=item $success = $client->query ($flags, "text", \&cb)
2187 2925
2188Queues a query to the client, calling the given callback with 2926Queues a query to the client, calling the given callback with
2189the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2927the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2190C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2928C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2191 2929
2192Queries can fail, so check the return code. Or don't, as queries will become 2930Queries can fail, so check the return code. Or don't, as queries will
2193reliable at some point in the future. 2931become reliable at some point in the future.
2194 2932
2195=cut 2933=cut
2196 2934
2197sub cf::client::query { 2935sub cf::client::query {
2198 my ($self, $flags, $text, $cb) = @_; 2936 my ($self, $flags, $text, $cb) = @_;
… …
2206 utf8::encode $text; 2944 utf8::encode $text;
2207 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2945 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2208 2946
2209 $self->send_packet ($self->{query_queue}[0][0]) 2947 $self->send_packet ($self->{query_queue}[0][0])
2210 if @{ $self->{query_queue} } == 1; 2948 if @{ $self->{query_queue} } == 1;
2949
2950 1
2211} 2951}
2212 2952
2213cf::client->attach ( 2953cf::client->attach (
2954 on_connect => sub {
2955 my ($ns) = @_;
2956
2957 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2958 },
2214 on_reply => sub { 2959 on_reply => sub {
2215 my ($ns, $msg) = @_; 2960 my ($ns, $msg) = @_;
2216 2961
2217 # this weird shuffling is so that direct followup queries 2962 # this weird shuffling is so that direct followup queries
2218 # get handled first 2963 # get handled first
… …
2230 } else { 2975 } else {
2231 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2976 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2232 } 2977 }
2233 } 2978 }
2234 }, 2979 },
2980 on_exticmd => sub {
2981 my ($ns, $buf) = @_;
2982
2983 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2984
2985 if (ref $msg) {
2986 my ($type, $reply, @payload) =
2987 "ARRAY" eq ref $msg
2988 ? @$msg
2989 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2990
2991 my @reply;
2992
2993 if (my $cb = $EXTICMD{$type}) {
2994 @reply = $cb->($ns, @payload);
2995 }
2996
2997 $ns->ext_reply ($reply, @reply)
2998 if $reply;
2999
3000 } else {
3001 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3002 }
3003
3004 cf::override;
3005 },
2235); 3006);
2236 3007
2237=item $client->async (\&cb) 3008=item $client->async (\&cb)
2238 3009
2239Create a new coroutine, running the specified callback. The coroutine will 3010Create a new coroutine, running the specified callback. The coroutine will
… …
2280our $safe = new Safe "safe"; 3051our $safe = new Safe "safe";
2281our $safe_hole = new Safe::Hole; 3052our $safe_hole = new Safe::Hole;
2282 3053
2283$SIG{FPE} = 'IGNORE'; 3054$SIG{FPE} = 'IGNORE';
2284 3055
2285$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3056$safe->permit_only (Opcode::opset qw(
3057 :base_core :base_mem :base_orig :base_math
3058 grepstart grepwhile mapstart mapwhile
3059 sort time
3060));
2286 3061
2287# here we export the classes and methods available to script code 3062# here we export the classes and methods available to script code
2288 3063
2289=pod 3064=pod
2290 3065
2291The following functions and methods are available within a safe environment: 3066The following functions and methods are available within a safe environment:
2292 3067
2293 cf::object contr pay_amount pay_player map 3068 cf::object
3069 contr pay_amount pay_player map x y force_find force_add destroy
3070 insert remove name archname title slaying race decrease split
3071
2294 cf::object::player player 3072 cf::object::player
2295 cf::player peaceful 3073 player
2296 cf::map trigger 3074
3075 cf::player
3076 peaceful
3077
3078 cf::map
3079 trigger
2297 3080
2298=cut 3081=cut
2299 3082
2300for ( 3083for (
2301 ["cf::object" => qw(contr pay_amount pay_player map)], 3084 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3085 insert remove inv nrof name archname title slaying race
3086 decrease split destroy change_exp)],
2302 ["cf::object::player" => qw(player)], 3087 ["cf::object::player" => qw(player)],
2303 ["cf::player" => qw(peaceful)], 3088 ["cf::player" => qw(peaceful)],
2304 ["cf::map" => qw(trigger)], 3089 ["cf::map" => qw(trigger)],
2305) { 3090) {
2306 no strict 'refs'; 3091 no strict 'refs';
… …
2377=back 3162=back
2378 3163
2379=cut 3164=cut
2380 3165
2381############################################################################# 3166#############################################################################
2382
2383=head2 EXTENSION DATABASE SUPPORT
2384
2385Crossfire maintains a very simple database for extension use. It can
2386currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2387convert to/from binary).
2388
2389The parameter C<$family> should best start with the name of the extension
2390using it, it should be unique.
2391
2392=over 4
2393
2394=item $value = cf::db_get $family => $key
2395
2396Returns a single value from the database.
2397
2398=item cf::db_put $family => $key => $value
2399
2400Stores the given C<$value> in the family.
2401
2402=cut
2403
2404our $DB;
2405
2406sub db_init {
2407 unless ($DB) {
2408 $DB = BDB::db_create $DB_ENV;
2409
2410 cf::sync_job {
2411 eval {
2412 $DB->set_flags (BDB::CHKSUM);
2413
2414 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2415 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2416 cf::cleanup "db_open(db): $!" if $!;
2417 };
2418 cf::cleanup "db_open(db): $@" if $@;
2419 };
2420 }
2421}
2422
2423sub db_get($$) {
2424 my $key = "$_[0]/$_[1]";
2425
2426 cf::sync_job {
2427 BDB::db_get $DB, undef, $key, my $data;
2428
2429 $! ? ()
2430 : $data
2431 }
2432}
2433
2434sub db_put($$$) {
2435 BDB::dbreq_pri 4;
2436 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2437}
2438
2439=item cf::cache $id => [$paths...], $processversion => $process
2440
2441Generic caching function that returns the value of the resource $id,
2442caching and regenerating as required.
2443
2444This function can block.
2445
2446=cut
2447
2448sub cache {
2449 my ($id, $src, $processversion, $process) = @_;
2450
2451 my $meta =
2452 join "\x00",
2453 $processversion,
2454 map {
2455 aio_stat $_
2456 and Carp::croak "$_: $!";
2457
2458 ($_, (stat _)[7,9])
2459 } @$src;
2460
2461 my $dbmeta = db_get cache => "$id/meta";
2462 if ($dbmeta ne $meta) {
2463 # changed, we may need to process
2464
2465 my @data;
2466 my $md5;
2467
2468 for (0 .. $#$src) {
2469 0 <= aio_load $src->[$_], $data[$_]
2470 or Carp::croak "$src->[$_]: $!";
2471 }
2472
2473 # if processing is expensive, check
2474 # checksum first
2475 if (1) {
2476 $md5 =
2477 join "\x00",
2478 $processversion,
2479 map {
2480 Coro::cede;
2481 ($src->[$_], Digest::MD5::md5_hex $data[$_])
2482 } 0.. $#$src;
2483
2484
2485 my $dbmd5 = db_get cache => "$id/md5";
2486 if ($dbmd5 eq $md5) {
2487 db_put cache => "$id/meta", $meta;
2488
2489 return db_get cache => "$id/data";
2490 }
2491 }
2492
2493 my $t1 = Time::HiRes::time;
2494 my $data = $process->(\@data);
2495 my $t2 = Time::HiRes::time;
2496
2497 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2498
2499 db_put cache => "$id/data", $data;
2500 db_put cache => "$id/md5" , $md5;
2501 db_put cache => "$id/meta", $meta;
2502
2503 return $data;
2504 }
2505
2506 db_get cache => "$id/data"
2507}
2508
2509=item fork_call { }, $args
2510
2511Executes the given code block with the given arguments in a seperate
2512process, returning the results. Everything must be serialisable with
2513Coro::Storable. May, of course, block. Note that the executed sub may
2514never block itself or use any form of Event handling.
2515
2516=cut
2517
2518sub fork_call(&@) {
2519 my ($cb, @args) = @_;
2520
2521# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2522# or die "socketpair: $!";
2523 pipe my $fh1, my $fh2
2524 or die "pipe: $!";
2525
2526 if (my $pid = fork) {
2527 close $fh2;
2528
2529 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2530 $res = Coro::Storable::thaw $res;
2531
2532 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2533
2534 die $$res unless "ARRAY" eq ref $res;
2535
2536 return wantarray ? @$res : $res->[-1];
2537 } else {
2538 reset_signals;
2539 local $SIG{__WARN__};
2540 local $SIG{__DIE__};
2541 eval {
2542 close $fh1;
2543
2544 my @res = eval { $cb->(@args) };
2545 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2546 };
2547
2548 warn $@ if $@;
2549 _exit 0;
2550 }
2551}
2552
2553#############################################################################
2554# the server's init and main functions 3167# the server's init and main functions
2555 3168
2556sub load_facedata($) { 3169sub load_facedata($) {
2557 my ($path) = @_; 3170 my ($path) = @_;
3171
3172 # HACK to clear player env face cache, we need some signal framework
3173 # for this (global event?)
3174 %ext::player_env::MUSIC_FACE_CACHE = ();
3175
3176 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2558 3177
2559 warn "loading facedata from $path\n"; 3178 warn "loading facedata from $path\n";
2560 3179
2561 my $facedata; 3180 my $facedata;
2562 0 < aio_load $path, $facedata 3181 0 < aio_load $path, $facedata
… …
2565 $facedata = Coro::Storable::thaw $facedata; 3184 $facedata = Coro::Storable::thaw $facedata;
2566 3185
2567 $facedata->{version} == 2 3186 $facedata->{version} == 2
2568 or cf::cleanup "$path: version mismatch, cannot proceed."; 3187 or cf::cleanup "$path: version mismatch, cannot proceed.";
2569 3188
3189 # patch in the exptable
3190 $facedata->{resource}{"res/exp_table"} = {
3191 type => FT_RSRC,
3192 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3193 };
3194 cf::cede_to_tick;
3195
2570 { 3196 {
2571 my $faces = $facedata->{faceinfo}; 3197 my $faces = $facedata->{faceinfo};
2572 3198
2573 while (my ($face, $info) = each %$faces) { 3199 while (my ($face, $info) = each %$faces) {
2574 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3200 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3201
2575 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3202 cf::face::set_visibility $idx, $info->{visibility};
3203 cf::face::set_magicmap $idx, $info->{magicmap};
2576 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3204 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2577 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3205 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2578 Coro::cede; 3206
3207 cf::cede_to_tick;
2579 } 3208 }
2580 3209
2581 while (my ($face, $info) = each %$faces) { 3210 while (my ($face, $info) = each %$faces) {
2582 next unless $info->{smooth}; 3211 next unless $info->{smooth};
3212
2583 my $idx = cf::face::find $face 3213 my $idx = cf::face::find $face
2584 or next; 3214 or next;
3215
2585 if (my $smooth = cf::face::find $info->{smooth}) { 3216 if (my $smooth = cf::face::find $info->{smooth}) {
3217 cf::face::set_smooth $idx, $smooth;
2586 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3218 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2587 } else { 3219 } else {
2588 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3220 warn "smooth face '$info->{smooth}' not found for face '$face'";
2589 } 3221 }
2590 Coro::cede; 3222
3223 cf::cede_to_tick;
2591 } 3224 }
2592 } 3225 }
2593 3226
2594 { 3227 {
2595 my $anims = $facedata->{animinfo}; 3228 my $anims = $facedata->{animinfo};
2596 3229
2597 while (my ($anim, $info) = each %$anims) { 3230 while (my ($anim, $info) = each %$anims) {
2598 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3231 cf::anim::set $anim, $info->{frames}, $info->{facings};
2599 Coro::cede; 3232 cf::cede_to_tick;
2600 } 3233 }
2601 3234
2602 cf::anim::invalidate_all; # d'oh 3235 cf::anim::invalidate_all; # d'oh
2603 } 3236 }
2604 3237
3238 {
3239 # TODO: for gcfclient pleasure, we should give resources
3240 # that gcfclient doesn't grok a >10000 face index.
3241 my $res = $facedata->{resource};
3242
3243 while (my ($name, $info) = each %$res) {
3244 if (defined $info->{type}) {
3245 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3246 my $data;
3247
3248 if ($info->{type} & 1) {
3249 # prepend meta info
3250
3251 my $meta = $enc->encode ({
3252 name => $name,
3253 %{ $info->{meta} || {} },
3254 });
3255
3256 $data = pack "(w/a*)*", $meta, $info->{data};
3257 } else {
3258 $data = $info->{data};
3259 }
3260
3261 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3262 cf::face::set_type $idx, $info->{type};
3263 } else {
3264 $RESOURCE{$name} = $info;
3265 }
3266
3267 cf::cede_to_tick;
3268 }
3269 }
3270
3271 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3272
2605 1 3273 1
2606} 3274}
2607 3275
3276cf::global->attach (on_resource_update => sub {
3277 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3278 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3279
3280 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3281 my $sound = $soundconf->{compat}[$_]
3282 or next;
3283
3284 my $face = cf::face::find "sound/$sound->[1]";
3285 cf::sound::set $sound->[0] => $face;
3286 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3287 }
3288
3289 while (my ($k, $v) = each %{$soundconf->{event}}) {
3290 my $face = cf::face::find "sound/$v";
3291 cf::sound::set $k => $face;
3292 }
3293 }
3294});
3295
3296register_exticmd fx_want => sub {
3297 my ($ns, $want) = @_;
3298
3299 while (my ($k, $v) = each %$want) {
3300 $ns->fx_want ($k, $v);
3301 }
3302};
3303
3304sub load_resource_file($) {
3305 my $guard = lock_acquire "load_resource_file";
3306
3307 my $status = load_resource_file_ $_[0];
3308 get_slot 0.1, 100;
3309 cf::arch::commit_load;
3310
3311 $status
3312}
3313
2608sub reload_regions { 3314sub reload_regions {
3315 # HACK to clear player env face cache, we need some signal framework
3316 # for this (global event?)
3317 %ext::player_env::MUSIC_FACE_CACHE = ();
3318
2609 load_resource_file "$MAPDIR/regions" 3319 load_resource_file "$MAPDIR/regions"
2610 or die "unable to load regions file\n"; 3320 or die "unable to load regions file\n";
3321
3322 for (cf::region::list) {
3323 $_->{match} = qr/$_->{match}/
3324 if exists $_->{match};
3325 }
2611} 3326}
2612 3327
2613sub reload_facedata { 3328sub reload_facedata {
2614 load_facedata "$DATADIR/facedata" 3329 load_facedata "$DATADIR/facedata"
2615 or die "unable to load facedata\n"; 3330 or die "unable to load facedata\n";
… …
2626} 3341}
2627 3342
2628sub reload_resources { 3343sub reload_resources {
2629 warn "reloading resource files...\n"; 3344 warn "reloading resource files...\n";
2630 3345
3346 reload_facedata;
3347 reload_archetypes;
2631 reload_regions; 3348 reload_regions;
2632 reload_facedata;
2633 #reload_archetypes;#d#
2634 reload_archetypes;
2635 reload_treasures; 3349 reload_treasures;
2636 3350
2637 warn "finished reloading resource files\n"; 3351 warn "finished reloading resource files\n";
2638} 3352}
2639 3353
2640sub init { 3354sub reload_config {
2641 reload_resources;
2642}
2643
2644sub cfg_load {
2645 open my $fh, "<:utf8", "$CONFDIR/config" 3355 open my $fh, "<:utf8", "$CONFDIR/config"
2646 or return; 3356 or return;
2647 3357
2648 local $/; 3358 local $/;
2649 *CFG = YAML::Syck::Load <$fh>; 3359 *CFG = YAML::Load <$fh>;
2650 3360
2651 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3361 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2652 3362
2653 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3363 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2654 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3364 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2660 }; 3370 };
2661 warn $@ if $@; 3371 warn $@ if $@;
2662 } 3372 }
2663} 3373}
2664 3374
3375sub pidfile() {
3376 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3377 or die "$PIDFILE: $!";
3378 flock $fh, &Fcntl::LOCK_EX
3379 or die "$PIDFILE: flock: $!";
3380 $fh
3381}
3382
3383# make sure only one server instance is running at any one time
3384sub atomic {
3385 my $fh = pidfile;
3386
3387 my $pid = <$fh>;
3388 kill 9, $pid if $pid > 0;
3389
3390 seek $fh, 0, 0;
3391 print $fh $$;
3392}
3393
2665sub main { 3394sub main {
3395 cf::init_globals; # initialise logging
3396
3397 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3398 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3399 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3400 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3401
3402 cf::init_experience;
3403 cf::init_anim;
3404 cf::init_attackmess;
3405 cf::init_dynamic;
3406 cf::init_block;
3407
3408 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3409
2666 # we must not ever block the main coroutine 3410 # we must not ever block the main coroutine
2667 local $Coro::idle = sub { 3411 local $Coro::idle = sub {
2668 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3412 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2669 (async { 3413 (async {
2670 Event::one_event; 3414 $Coro::current->{desc} = "IDLE BUG HANDLER";
3415 EV::loop EV::LOOP_ONESHOT;
2671 })->prio (Coro::PRIO_MAX); 3416 })->prio (Coro::PRIO_MAX);
2672 }; 3417 };
2673 3418
2674 cfg_load; 3419 evthread_start IO::AIO::poll_fileno;
3420
3421 cf::sync_job {
3422 reload_resources;
3423 reload_config;
2675 db_init; 3424 db_init;
3425
3426 cf::load_settings;
3427 cf::load_materials;
3428 cf::init_uuid;
3429 cf::init_signals;
3430 cf::init_commands;
3431 cf::init_skills;
3432
3433 cf::init_beforeplay;
3434
3435 atomic;
3436
2676 load_extensions; 3437 load_extensions;
2677 3438
2678 $TICK_WATCHER->start; 3439 utime time, time, $RUNTIMEFILE;
3440
3441 # no (long-running) fork's whatsoever before this point(!)
3442 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3443
3444 (pop @POST_INIT)->(0) while @POST_INIT;
3445 };
3446
2679 Event::loop; 3447 EV::loop;
2680} 3448}
2681 3449
2682############################################################################# 3450#############################################################################
2683# initialisation and cleanup 3451# initialisation and cleanup
2684 3452
2685# install some emergency cleanup handlers 3453# install some emergency cleanup handlers
2686BEGIN { 3454BEGIN {
3455 our %SIGWATCHER = ();
2687 for my $signal (qw(INT HUP TERM)) { 3456 for my $signal (qw(INT HUP TERM)) {
2688 Event->signal ( 3457 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2689 reentrant => 0,
2690 data => WF_AUTOCANCEL,
2691 signal => $signal,
2692 prio => 0,
2693 cb => sub {
2694 cf::cleanup "SIG$signal"; 3458 cf::cleanup "SIG$signal";
2695 },
2696 ); 3459 };
3460 }
3461}
3462
3463sub write_runtime_sync {
3464 # first touch the runtime file to show we are still running:
3465 # the fsync below can take a very very long time.
3466
3467 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3468
3469 my $guard = cf::lock_acquire "write_runtime";
3470
3471 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3472 or return;
3473
3474 my $value = $cf::RUNTIME + 90 + 10;
3475 # 10 is the runtime save interval, for a monotonic clock
3476 # 60 allows for the watchdog to kill the server.
3477
3478 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3479 and return;
3480
3481 # always fsync - this file is important
3482 aio_fsync $fh
3483 and return;
3484
3485 # touch it again to show we are up-to-date
3486 aio_utime $fh, undef, undef;
3487
3488 close $fh
3489 or return;
3490
3491 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3492 and return;
3493
3494 warn "runtime file written.\n";
3495
2697 } 3496 1
3497}
3498
3499our $uuid_lock;
3500our $uuid_skip;
3501
3502sub write_uuid_sync($) {
3503 $uuid_skip ||= $_[0];
3504
3505 return if $uuid_lock;
3506 local $uuid_lock = 1;
3507
3508 my $uuid = "$LOCALDIR/uuid";
3509
3510 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3511 or return;
3512
3513 my $value = uuid_seq uuid_cur;
3514
3515 unless ($value) {
3516 warn "cowardly refusing to write zero uuid value!\n";
3517 return;
3518 }
3519
3520 my $value = uuid_str $value + $uuid_skip;
3521 $uuid_skip = 0;
3522
3523 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3524 and return;
3525
3526 # always fsync - this file is important
3527 aio_fsync $fh
3528 and return;
3529
3530 close $fh
3531 or return;
3532
3533 aio_rename "$uuid~", $uuid
3534 and return;
3535
3536 warn "uuid file written ($value).\n";
3537
3538 1
3539
3540}
3541
3542sub write_uuid($$) {
3543 my ($skip, $sync) = @_;
3544
3545 $sync ? write_uuid_sync $skip
3546 : async { write_uuid_sync $skip };
2698} 3547}
2699 3548
2700sub emergency_save() { 3549sub emergency_save() {
2701 my $freeze_guard = cf::freeze_mainloop; 3550 my $freeze_guard = cf::freeze_mainloop;
2702 3551
2703 warn "enter emergency perl save\n"; 3552 warn "emergency_perl_save: enter\n";
2704 3553
2705 cf::sync_job { 3554 cf::sync_job {
3555 # this is a trade-off: we want to be very quick here, so
3556 # save all maps without fsync, and later call a global sync
3557 # (which in turn might be very very slow)
3558 local $USE_FSYNC = 0;
3559
2706 # use a peculiar iteration method to avoid tripping on perl 3560 # use a peculiar iteration method to avoid tripping on perl
2707 # refcount bugs in for. also avoids problems with players 3561 # refcount bugs in for. also avoids problems with players
2708 # and maps saved/destroyed asynchronously. 3562 # and maps saved/destroyed asynchronously.
2709 warn "begin emergency player save\n"; 3563 warn "emergency_perl_save: begin player save\n";
2710 for my $login (keys %cf::PLAYER) { 3564 for my $login (keys %cf::PLAYER) {
2711 my $pl = $cf::PLAYER{$login} or next; 3565 my $pl = $cf::PLAYER{$login} or next;
2712 $pl->valid or next; 3566 $pl->valid or next;
3567 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2713 $pl->save; 3568 $pl->save;
2714 } 3569 }
2715 warn "end emergency player save\n"; 3570 warn "emergency_perl_save: end player save\n";
2716 3571
2717 warn "begin emergency map save\n"; 3572 warn "emergency_perl_save: begin map save\n";
2718 for my $path (keys %cf::MAP) { 3573 for my $path (keys %cf::MAP) {
2719 my $map = $cf::MAP{$path} or next; 3574 my $map = $cf::MAP{$path} or next;
2720 $map->valid or next; 3575 $map->valid or next;
2721 $map->save; 3576 $map->save;
2722 } 3577 }
2723 warn "end emergency map save\n"; 3578 warn "emergency_perl_save: end map save\n";
2724 3579
2725 warn "begin emergency database checkpoint\n"; 3580 warn "emergency_perl_save: begin database checkpoint\n";
2726 BDB::db_env_txn_checkpoint $DB_ENV; 3581 BDB::db_env_txn_checkpoint $DB_ENV;
2727 warn "end emergency database checkpoint\n"; 3582 warn "emergency_perl_save: end database checkpoint\n";
3583
3584 warn "emergency_perl_save: begin write uuid\n";
3585 write_uuid_sync 1;
3586 warn "emergency_perl_save: end write uuid\n";
2728 }; 3587 };
2729 3588
3589 warn "emergency_perl_save: starting sync()\n";
3590 IO::AIO::aio_sync sub {
3591 warn "emergency_perl_save: finished sync()\n";
3592 };
3593
2730 warn "leave emergency perl save\n"; 3594 warn "emergency_perl_save: leave\n";
2731} 3595}
2732 3596
2733sub post_cleanup { 3597sub post_cleanup {
2734 my ($make_core) = @_; 3598 my ($make_core) = @_;
2735 3599
2736 warn Carp::longmess "post_cleanup backtrace" 3600 warn Carp::longmess "post_cleanup backtrace"
2737 if $make_core; 3601 if $make_core;
3602
3603 my $fh = pidfile;
3604 unlink $PIDFILE if <$fh> == $$;
3605}
3606
3607# a safer delete_package, copied from Symbol
3608sub clear_package($) {
3609 my $pkg = shift;
3610
3611 # expand to full symbol table name if needed
3612 unless ($pkg =~ /^main::.*::$/) {
3613 $pkg = "main$pkg" if $pkg =~ /^::/;
3614 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3615 $pkg .= '::' unless $pkg =~ /::$/;
3616 }
3617
3618 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3619 my $stem_symtab = *{$stem}{HASH};
3620
3621 defined $stem_symtab and exists $stem_symtab->{$leaf}
3622 or return;
3623
3624 # clear all symbols
3625 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3626 for my $name (keys %$leaf_symtab) {
3627 _gv_clear *{"$pkg$name"};
3628# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3629 }
3630 warn "cleared package $pkg\n";#d#
2738} 3631}
2739 3632
2740sub do_reload_perl() { 3633sub do_reload_perl() {
2741 # can/must only be called in main 3634 # can/must only be called in main
2742 if ($Coro::current != $Coro::main) { 3635 if ($Coro::current != $Coro::main) {
2743 warn "can only reload from main coroutine"; 3636 warn "can only reload from main coroutine";
2744 return; 3637 return;
2745 } 3638 }
2746 3639
3640 return if $RELOAD++;
3641
3642 my $t1 = EV::time;
3643
3644 while ($RELOAD) {
2747 warn "reloading..."; 3645 warn "reloading...";
2748 3646
2749 warn "entering sync_job"; 3647 warn "entering sync_job";
2750 3648
2751 cf::sync_job { 3649 cf::sync_job {
2752 cf::write_runtime; # external watchdog should not bark 3650 cf::write_runtime_sync; # external watchdog should not bark
2753 cf::emergency_save; 3651 cf::emergency_save;
2754 cf::write_runtime; # external watchdog should not bark 3652 cf::write_runtime_sync; # external watchdog should not bark
2755 3653
2756 warn "syncing database to disk"; 3654 warn "syncing database to disk";
2757 BDB::db_env_txn_checkpoint $DB_ENV; 3655 BDB::db_env_txn_checkpoint $DB_ENV;
2758 3656
2759 # if anything goes wrong in here, we should simply crash as we already saved 3657 # if anything goes wrong in here, we should simply crash as we already saved
2760 3658
2761 warn "cancelling all WF_AUTOCANCEL watchers";
2762 for (Event::all_watchers) {
2763 $_->cancel if $_->data & WF_AUTOCANCEL;
2764 }
2765
2766 warn "flushing outstanding aio requests"; 3659 warn "flushing outstanding aio requests";
2767 for (;;) {
2768 BDB::flush;
2769 IO::AIO::flush;
2770 Coro::cede;
2771 last unless IO::AIO::nreqs || BDB::nreqs; 3660 while (IO::AIO::nreqs || BDB::nreqs) {
2772 warn "iterate..."; 3661 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2773 }
2774
2775 ++$RELOAD;
2776
2777 warn "cancelling all extension coros";
2778 $_->cancel for values %EXT_CORO;
2779 %EXT_CORO = ();
2780
2781 warn "removing commands";
2782 %COMMAND = ();
2783
2784 warn "removing ext commands";
2785 %EXTCMD = ();
2786
2787 warn "unloading/nuking all extensions";
2788 for my $pkg (@EXTS) {
2789 warn "... unloading $pkg";
2790
2791 if (my $cb = $pkg->can ("unload")) {
2792 eval {
2793 $cb->($pkg);
2794 1
2795 } or warn "$pkg unloaded, but with errors: $@";
2796 } 3662 }
2797 3663
2798 warn "... nuking $pkg"; 3664 warn "cancelling all extension coros";
2799 Symbol::delete_package $pkg; 3665 $_->cancel for values %EXT_CORO;
2800 } 3666 %EXT_CORO = ();
2801 3667
2802 warn "unloading all perl modules loaded from $LIBDIR"; 3668 warn "removing commands";
2803 while (my ($k, $v) = each %INC) { 3669 %COMMAND = ();
2804 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2805 3670
3671 warn "removing ext/exti commands";
3672 %EXTCMD = ();
3673 %EXTICMD = ();
3674
3675 warn "unloading/nuking all extensions";
3676 for my $pkg (@EXTS) {
2806 warn "... unloading $k"; 3677 warn "... unloading $pkg";
2807 delete $INC{$k};
2808 3678
2809 $k =~ s/\.pm$//;
2810 $k =~ s/\//::/g;
2811
2812 if (my $cb = $k->can ("unload_module")) { 3679 if (my $cb = $pkg->can ("unload")) {
3680 eval {
2813 $cb->(); 3681 $cb->($pkg);
3682 1
3683 } or warn "$pkg unloaded, but with errors: $@";
3684 }
3685
3686 warn "... clearing $pkg";
3687 clear_package $pkg;
2814 } 3688 }
2815 3689
2816 Symbol::delete_package $k; 3690 warn "unloading all perl modules loaded from $LIBDIR";
3691 while (my ($k, $v) = each %INC) {
3692 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3693
3694 warn "... unloading $k";
3695 delete $INC{$k};
3696
3697 $k =~ s/\.pm$//;
3698 $k =~ s/\//::/g;
3699
3700 if (my $cb = $k->can ("unload_module")) {
3701 $cb->();
3702 }
3703
3704 clear_package $k;
2817 } 3705 }
2818 3706
2819 warn "getting rid of safe::, as good as possible"; 3707 warn "getting rid of safe::, as good as possible";
2820 Symbol::delete_package "safe::$_" 3708 clear_package "safe::$_"
2821 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3709 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2822 3710
2823 warn "unloading cf.pm \"a bit\""; 3711 warn "unloading cf.pm \"a bit\"";
2824 delete $INC{"cf.pm"}; 3712 delete $INC{"cf.pm"};
2825 delete $INC{"cf/pod.pm"}; 3713 delete $INC{"cf/pod.pm"};
2826 3714
2827 # don't, removes xs symbols, too, 3715 # don't, removes xs symbols, too,
2828 # and global variables created in xs 3716 # and global variables created in xs
2829 #Symbol::delete_package __PACKAGE__; 3717 #clear_package __PACKAGE__;
2830 3718
2831 warn "unload completed, starting to reload now"; 3719 warn "unload completed, starting to reload now";
2832 3720
2833 warn "reloading cf.pm"; 3721 warn "reloading cf.pm";
2834 require cf; 3722 require cf;
2835 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3723 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2836 3724
2837 warn "loading config and database again"; 3725 warn "loading config and database again";
2838 cf::cfg_load; 3726 cf::reload_config;
2839 3727
2840 warn "loading extensions"; 3728 warn "loading extensions";
2841 cf::load_extensions; 3729 cf::load_extensions;
2842 3730
3731 if ($REATTACH_ON_RELOAD) {
2843 warn "reattaching attachments to objects/players"; 3732 warn "reattaching attachments to objects/players";
2844 _global_reattach; # objects, sockets 3733 _global_reattach; # objects, sockets
2845 warn "reattaching attachments to maps"; 3734 warn "reattaching attachments to maps";
2846 reattach $_ for values %MAP; 3735 reattach $_ for values %MAP;
2847 warn "reattaching attachments to players"; 3736 warn "reattaching attachments to players";
2848 reattach $_ for values %PLAYER; 3737 reattach $_ for values %PLAYER;
3738 }
2849 3739
3740 warn "running post_init jobs";
3741 (pop @POST_INIT)->(1) while @POST_INIT;
3742
2850 warn "leaving sync_job"; 3743 warn "leaving sync_job";
2851 3744
2852 1 3745 1
2853 } or do { 3746 } or do {
2854 warn $@; 3747 warn $@;
2855 warn "error while reloading, exiting."; 3748 cf::cleanup "error while reloading, exiting.";
2856 exit 1;
2857 }; 3749 };
2858 3750
2859 warn "reloaded"; 3751 warn "reloaded";
3752 --$RELOAD;
3753 }
3754
3755 $t1 = EV::time - $t1;
3756 warn "reload completed in ${t1}s\n";
2860}; 3757};
2861 3758
2862our $RELOAD_WATCHER; # used only during reload 3759our $RELOAD_WATCHER; # used only during reload
2863 3760
2864sub reload_perl() { 3761sub reload_perl() {
2865 # doing reload synchronously and two reloads happen back-to-back, 3762 # doing reload synchronously and two reloads happen back-to-back,
2866 # coro crashes during coro_state_free->destroy here. 3763 # coro crashes during coro_state_free->destroy here.
2867 3764
2868 $RELOAD_WATCHER ||= Event->timer ( 3765 $RELOAD_WATCHER ||= cf::async {
2869 reentrant => 0, 3766 Coro::AIO::aio_wait cache_extensions;
2870 after => 0, 3767
2871 data => WF_AUTOCANCEL, 3768 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2872 cb => sub {
2873 do_reload_perl; 3769 do_reload_perl;
2874 undef $RELOAD_WATCHER; 3770 undef $RELOAD_WATCHER;
2875 }, 3771 };
2876 ); 3772 };
2877} 3773}
2878 3774
2879register_command "reload" => sub { 3775register_command "reload" => sub {
2880 my ($who, $arg) = @_; 3776 my ($who, $arg) = @_;
2881 3777
2882 if ($who->flag (FLAG_WIZ)) { 3778 if ($who->flag (FLAG_WIZ)) {
2883 $who->message ("reloading server."); 3779 $who->message ("reloading server.");
3780 async {
3781 $Coro::current->{desc} = "perl_reload";
2884 async { reload_perl }; 3782 reload_perl;
3783 };
2885 } 3784 }
2886}; 3785};
2887 3786
2888unshift @INC, $LIBDIR; 3787unshift @INC, $LIBDIR;
2889 3788
… …
2891 3790
2892our @WAIT_FOR_TICK; 3791our @WAIT_FOR_TICK;
2893our @WAIT_FOR_TICK_BEGIN; 3792our @WAIT_FOR_TICK_BEGIN;
2894 3793
2895sub wait_for_tick { 3794sub wait_for_tick {
2896 return unless $TICK_WATCHER->is_active;
2897 return if $Coro::current == $Coro::main; 3795 return if tick_inhibit || $Coro::current == $Coro::main;
2898 3796
2899 my $signal = new Coro::Signal; 3797 my $signal = new Coro::Signal;
2900 push @WAIT_FOR_TICK, $signal; 3798 push @WAIT_FOR_TICK, $signal;
2901 $signal->wait; 3799 $signal->wait;
2902} 3800}
2903 3801
2904sub wait_for_tick_begin { 3802sub wait_for_tick_begin {
2905 return unless $TICK_WATCHER->is_active;
2906 return if $Coro::current == $Coro::main; 3803 return if tick_inhibit || $Coro::current == $Coro::main;
2907 3804
2908 my $signal = new Coro::Signal; 3805 my $signal = new Coro::Signal;
2909 push @WAIT_FOR_TICK_BEGIN, $signal; 3806 push @WAIT_FOR_TICK_BEGIN, $signal;
2910 $signal->wait; 3807 $signal->wait;
2911} 3808}
2912 3809
2913 my $min = 1e6;#d# 3810sub tick {
2914 my $avg = 10;
2915$TICK_WATCHER = Event->timer (
2916 reentrant => 0,
2917 parked => 1,
2918 prio => 0,
2919 at => $NEXT_TICK || $TICK,
2920 data => WF_AUTOCANCEL,
2921 cb => sub {
2922 if ($Coro::current != $Coro::main) { 3811 if ($Coro::current != $Coro::main) {
2923 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3812 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2924 unless ++$bug_warning > 10; 3813 unless ++$bug_warning > 10;
2925 return; 3814 return;
2926 } 3815 }
2927 3816
2928 $NOW = $tick_start = Event::time;
2929
2930 cf::server_tick; # one server iteration 3817 cf::server_tick; # one server iteration
2931 3818
2932 0 && sync_job {#d# 3819 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2933 for(1..10) { 3820 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2934 my $t = Event::time; 3821 Coro::async_pool {
2935 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3822 $Coro::current->{desc} = "runtime saver";
2936 or die; 3823 write_runtime_sync
2937 3824 or warn "ERROR: unable to write runtime file: $!";
2938 $map->width (50);
2939 $map->height (50);
2940 $map->alloc;
2941 $map->_load_objects ("/tmp/x.map", 1);
2942 my $t = Event::time - $t;
2943
2944 #next unless $t < 0.0013;#d#
2945 if ($t < $min) {
2946 $min = $t;
2947 }
2948 $avg = $avg * 0.99 + $t * 0.01;
2949 }
2950 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2951 exit 0;
2952 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2953 }; 3825 };
3826 }
2954 3827
2955 $RUNTIME += $TICK;
2956 $NEXT_TICK += $TICK;
2957
2958 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2959 $NEXT_RUNTIME_WRITE = $NOW + 10;
2960 Coro::async_pool {
2961 write_runtime
2962 or warn "ERROR: unable to write runtime file: $!";
2963 };
2964 }
2965
2966# my $AFTER = Event::time;
2967# warn $AFTER - $NOW;#d#
2968
2969 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3828 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2970 $sig->send; 3829 $sig->send;
2971 } 3830 }
2972 while (my $sig = shift @WAIT_FOR_TICK) { 3831 while (my $sig = shift @WAIT_FOR_TICK) {
2973 $sig->send; 3832 $sig->send;
2974 } 3833 }
2975 3834
2976 $NOW = Event::time; 3835 $LOAD = ($NOW - $TICK_START) / $TICK;
2977
2978 # if we are delayed by four ticks or more, skip them all
2979 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2980
2981 $TICK_WATCHER->at ($NEXT_TICK);
2982 $TICK_WATCHER->start;
2983
2984 $LOAD = ($NOW - $tick_start) / $TICK;
2985 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3836 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2986 3837
2987 _post_tick; 3838 if (0) {
2988 3839 if ($NEXT_TICK) {
2989 3840 my $jitter = $TICK_START - $NEXT_TICK;
3841 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3842 warn "jitter $JITTER\n";#d#
3843 }
2990 }, 3844 }
2991); 3845}
2992 3846
2993{ 3847{
2994 BDB::max_poll_time $TICK * 0.1; 3848 # configure BDB
2995 $BDB_POLL_WATCHER = Event->io ( 3849
2996 reentrant => 0,
2997 fd => BDB::poll_fileno,
2998 poll => 'r',
2999 prio => 0,
3000 data => WF_AUTOCANCEL,
3001 cb => \&BDB::poll_cb,
3002 );
3003 BDB::min_parallel 8; 3850 BDB::min_parallel 8;
3004 3851 BDB::max_poll_reqs $TICK * 0.1;
3005 BDB::set_sync_prepare { 3852 $AnyEvent::BDB::WATCHER->priority (1);
3006 my $status;
3007 my $current = $Coro::current;
3008 (
3009 sub {
3010 $status = $!;
3011 $current->ready; undef $current;
3012 },
3013 sub {
3014 Coro::schedule while defined $current;
3015 $! = $status;
3016 },
3017 )
3018 };
3019 3853
3020 unless ($DB_ENV) { 3854 unless ($DB_ENV) {
3021 $DB_ENV = BDB::db_env_create; 3855 $DB_ENV = BDB::db_env_create;
3856 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3857 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3858 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3859 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3860 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3022 3861
3023 cf::sync_job { 3862 cf::sync_job {
3024 eval { 3863 eval {
3025 BDB::db_env_open 3864 BDB::db_env_open
3026 $DB_ENV, 3865 $DB_ENV,
… …
3028 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3867 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3029 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3868 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3030 0666; 3869 0666;
3031 3870
3032 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3871 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3033
3034 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3035 $DB_ENV->set_lk_detect;
3036 }; 3872 };
3037 3873
3038 cf::cleanup "db_env_open(db): $@" if $@; 3874 cf::cleanup "db_env_open(db): $@" if $@;
3039 }; 3875 };
3040 } 3876 }
3877
3878 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3879 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3880 };
3881 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3882 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3883 };
3884 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3885 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3886 };
3041} 3887}
3042 3888
3043{ 3889{
3890 # configure IO::AIO
3891
3044 IO::AIO::min_parallel 8; 3892 IO::AIO::min_parallel 8;
3045
3046 undef $Coro::AIO::WATCHER;
3047 IO::AIO::max_poll_time $TICK * 0.1; 3893 IO::AIO::max_poll_time $TICK * 0.1;
3048 $AIO_POLL_WATCHER = Event->io ( 3894 undef $AnyEvent::AIO::WATCHER;
3049 reentrant => 0,
3050 data => WF_AUTOCANCEL,
3051 fd => IO::AIO::poll_fileno,
3052 poll => 'r',
3053 prio => 6,
3054 cb => \&IO::AIO::poll_cb,
3055 );
3056} 3895}
3057 3896
3058my $_log_backtrace; 3897my $_log_backtrace;
3059 3898
3060sub _log_backtrace { 3899sub _log_backtrace {
… …
3063 $msg =~ s/\n//; 3902 $msg =~ s/\n//;
3064 3903
3065 # limit the # of concurrent backtraces 3904 # limit the # of concurrent backtraces
3066 if ($_log_backtrace < 2) { 3905 if ($_log_backtrace < 2) {
3067 ++$_log_backtrace; 3906 ++$_log_backtrace;
3907 my $perl_bt = Carp::longmess $msg;
3068 async { 3908 async {
3909 $Coro::current->{desc} = "abt $msg";
3910
3069 my @bt = fork_call { 3911 my @bt = fork_call {
3070 @addr = map { sprintf "%x", $_ } @addr; 3912 @addr = map { sprintf "%x", $_ } @addr;
3071 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3913 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3072 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3914 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3073 or die "addr2line: $!"; 3915 or die "addr2line: $!";
… …
3081 } 3923 }
3082 3924
3083 @funcs 3925 @funcs
3084 }; 3926 };
3085 3927
3086 LOG llevInfo, "[ABT] $msg\n"; 3928 LOG llevInfo, "[ABT] $perl_bt\n";
3929 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3087 LOG llevInfo, "[ABT] $_\n" for @bt; 3930 LOG llevInfo, "[ABT] $_\n" for @bt;
3088 --$_log_backtrace; 3931 --$_log_backtrace;
3089 }; 3932 };
3090 } else { 3933 } else {
3091 LOG llevInfo, "[ABT] $msg\n"; 3934 LOG llevInfo, "[ABT] $msg\n";

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