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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.569 by root, Wed May 4 07:36:40 2011 UTC

1# 1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG. 2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3# 3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5# 5#
6# Deliantra is free software: you can redistribute it and/or modify 6# Deliantra is free software: you can redistribute it and/or modify it under
7# it under the terms of the GNU General Public License as published by 7# the terms of the Affero GNU General Public License as published by the
8# the Free Software Foundation, either version 3 of the License, or 8# Free Software Foundation, either version 3 of the License, or (at your
9# (at your option) any later version. 9# option) any later version.
10# 10#
11# This program is distributed in the hope that it will be useful, 11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details. 14# GNU General Public License for more details.
15# 15#
16# You should have received a copy of the GNU General Public License 16# You should have received a copy of the Affero GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>. 17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
18# 19#
19# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
20# 21#
21 22
22package cf; 23package cf;
23 24
24use 5.10.0; 25use common::sense;
25use utf8;
26use strict "vars", "subs";
27 26
28use Symbol; 27use Symbol;
29use List::Util; 28use List::Util;
30use Socket; 29use Socket;
31use EV; 30use EV;
32use Opcode; 31use Opcode;
33use Safe; 32use Safe;
34use Safe::Hole; 33use Safe::Hole;
35use Storable (); 34use Storable ();
35use Carp ();
36 36
37use Guard ();
37use Coro (); 38use Coro ();
38use Coro::State; 39use Coro::State;
39use Coro::Handle; 40use Coro::Handle;
40use Coro::EV; 41use Coro::EV;
41use Coro::AnyEvent; 42use Coro::AnyEvent;
42use Coro::Timer; 43use Coro::Timer;
43use Coro::Signal; 44use Coro::Signal;
44use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
45use Coro::AnyEvent; 47use Coro::AnyEvent;
46use Coro::AIO; 48use Coro::AIO;
47use Coro::BDB 1.6; 49use Coro::BDB 1.6;
48use Coro::Storable; 50use Coro::Storable;
49use Coro::Util (); 51use Coro::Util ();
50 52
51use JSON::XS 2.01 (); 53use JSON::XS 2.01 ();
52use BDB (); 54use BDB ();
53use Data::Dumper; 55use Data::Dumper;
54use Digest::MD5;
55use Fcntl; 56use Fcntl;
56use YAML (); 57use YAML::XS ();
57use IO::AIO (); 58use IO::AIO ();
58use Time::HiRes; 59use Time::HiRes;
59use Compress::LZF; 60use Compress::LZF;
60use Digest::MD5 (); 61use Digest::MD5 ();
61 62
63 64
64# configure various modules to our taste 65# configure various modules to our taste
65# 66#
66$Storable::canonical = 1; # reduce rsync transfers 67$Storable::canonical = 1; # reduce rsync transfers
67Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 68Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
69
70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
71
72# make sure c-lzf reinitialises itself
73Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 74Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69 75
70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 76# strictly for debugging
77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71 78
72sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
73 82
74our %COMMAND = (); 83our %COMMAND = ();
75our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
76 85
77our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
78our %EXTCMD = (); 87our %EXTCMD = ();
79our %EXTICMD = (); 88our %EXTICMD = ();
80our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
81our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
82 91
83our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
84our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
85 96
86our $CONFDIR = confdir; 97our $CONFDIR = confdir;
98
87our $DATADIR = datadir; 99our $DATADIR = datadir;
88our $LIBDIR = "$DATADIR/ext"; 100our $LIBDIR = "$DATADIR/ext";
89our $PODDIR = "$DATADIR/pod"; 101our $PODDIR = "$DATADIR/pod";
90our $MAPDIR = "$DATADIR/" . mapdir; 102our $MAPDIR = "$DATADIR/" . mapdir;
103
91our $LOCALDIR = localdir; 104our $LOCALDIR = localdir;
92our $TMPDIR = "$LOCALDIR/" . tmpdir; 105our $TMPDIR = "$LOCALDIR/" . tmpdir;
93our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 106our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94our $PLAYERDIR = "$LOCALDIR/" . playerdir; 107our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95our $RANDOMDIR = "$LOCALDIR/random"; 108our $RANDOMDIR = "$LOCALDIR/random";
96our $BDBDIR = "$LOCALDIR/db"; 109our $BDBDIR = "$LOCALDIR/db";
110our $PIDFILE = "$LOCALDIR/pid";
111our $RUNTIMEFILE = "$LOCALDIR/runtime";
112
97our %RESOURCE; 113our %RESOURCE; # unused
114
115our $OUTPUT_RATE_MIN = 3000;
116our $OUTPUT_RATE_MAX = 1000000;
117
118our $MAX_LINKS = 32; # how many chained exits to follow
119our $VERBOSE_IO = 1;
98 120
99our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 121our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 122our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101our $NEXT_TICK; 123our $NEXT_TICK;
102our $USE_FSYNC = 1; # use fsync to write maps - default off 124our $USE_FSYNC = 1; # use fsync to write maps - default on
103 125
104our $BDB_DEADLOCK_WATCHER; 126our $BDB_DEADLOCK_WATCHER;
105our $BDB_CHECKPOINT_WATCHER; 127our $BDB_CHECKPOINT_WATCHER;
106our $BDB_TRICKLE_WATCHER; 128our $BDB_TRICKLE_WATCHER;
107our $DB_ENV; 129our $DB_ENV;
108 130
131our @EXTRA_MODULES = qw(pod match mapscript incloader);
132
109our %CFG; 133our %CFG;
110 134
111our $UPTIME; $UPTIME ||= time; 135our $UPTIME; $UPTIME ||= time;
112our $RUNTIME; 136our $RUNTIME;
113our $NOW; 137our $NOW;
122our $LOAD; # a number between 0 (idle) and 1 (too many objects) 146our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123our $LOADAVG; # same thing, but with alpha-smoothing 147our $LOADAVG; # same thing, but with alpha-smoothing
124our $JITTER; # average jitter 148our $JITTER; # average jitter
125our $TICK_START; # for load detecting purposes 149our $TICK_START; # for load detecting purposes
126 150
151our @POST_INIT;
152
153our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
154our $REALLY_UNLOOP; # never set to true, please :)
155
127binmode STDOUT; 156binmode STDOUT;
128binmode STDERR; 157binmode STDERR;
129 158
130# read virtual server time, if available 159# read virtual server time, if available
131unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 160unless ($RUNTIME || !-e $RUNTIMEFILE) {
132 open my $fh, "<", "$LOCALDIR/runtime" 161 open my $fh, "<", $RUNTIMEFILE
133 or die "unable to read runtime file: $!"; 162 or die "unable to read $RUNTIMEFILE file: $!";
134 $RUNTIME = <$fh> + 0.; 163 $RUNTIME = <$fh> + 0.;
135} 164}
165
166eval "sub TICK() { $TICK } 1" or die;
136 167
137mkdir $_ 168mkdir $_
138 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 169 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139 170
140our $EMERGENCY_POSITION; 171our $EMERGENCY_POSITION;
141 172
142sub cf::map::normalise; 173sub cf::map::normalise;
174
175sub in_main() {
176 $Coro::current == $Coro::main
177}
178
179#############################################################################
180
181%REFLECT = ();
182for (@REFLECT) {
183 my $reflect = JSON::XS::decode_json $_;
184 $REFLECT{$reflect->{class}} = $reflect;
185}
186
187# this is decidedly evil
188$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143 189
144############################################################################# 190#############################################################################
145 191
146=head2 GLOBAL VARIABLES 192=head2 GLOBAL VARIABLES
147 193
189from wherever your confdir points to. 235from wherever your confdir points to.
190 236
191=item cf::wait_for_tick, cf::wait_for_tick_begin 237=item cf::wait_for_tick, cf::wait_for_tick_begin
192 238
193These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 239These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194returns directly I<after> the tick processing (and consequently, can only wake one process 240returns directly I<after> the tick processing (and consequently, can only wake one thread
195per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 241per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196 242
243=cut
244
245sub wait_for_tick();
246sub wait_for_tick_begin();
247
197=item @cf::INVOKE_RESULTS 248=item @cf::INVOKE_RESULTS
198 249
199This array contains the results of the last C<invoke ()> call. When 250This array contains the results of the last C<invoke ()> call. When
200C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 251C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201that call. 252that call.
202 253
254=item %cf::REFLECT
255
256Contains, for each (C++) class name, a hash reference with information
257about object members (methods, scalars, arrays and flags) and other
258metadata, which is useful for introspection.
259
203=back 260=back
204 261
205=cut 262=cut
206 263
207BEGIN { 264sub error(@) { LOG llevError, join "", @_ }
208 *CORE::GLOBAL::warn = sub { 265sub warn (@) { LOG llevWarn , join "", @_ }
266sub info (@) { LOG llevInfo , join "", @_ }
267sub debug(@) { LOG llevDebug, join "", @_ }
268sub trace(@) { LOG llevTrace, join "", @_ }
269
270$Coro::State::WARNHOOK = sub {
209 my $msg = join "", @_; 271 my $msg = join "", @_;
210 272
211 $msg .= "\n" 273 $msg .= "\n"
212 unless $msg =~ /\n$/; 274 unless $msg =~ /\n$/;
213 275
214 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 276 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215 277
216 LOG llevError, $msg; 278 LOG llevWarn, $msg;
217 }; 279};
218}
219 280
220$Coro::State::DIEHOOK = sub { 281$Coro::State::DIEHOOK = sub {
221 return unless $^S eq 0; # "eq", not "==" 282 return unless $^S eq 0; # "eq", not "=="
222 283
223 if ($Coro::current == $Coro::main) {#d# 284 error Carp::longmess $_[0];
285
286 if (in_main) {#d#
224 warn "DIEHOOK called in main context, Coro bug?\n";#d# 287 error "DIEHOOK called in main context, Coro bug?\n";#d#
225 return;#d# 288 return;#d#
226 }#d# 289 }#d#
227 290
228 # kill coroutine otherwise 291 # kill coroutine otherwise
229 warn Carp::longmess $_[0];
230 Coro::terminate 292 Coro::terminate
231}; 293};
232
233$SIG{__DIE__} = sub { }; #d#?
234 294
235@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 295@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 296@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 297@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 298@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
252)) { 312)) {
253 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 313 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254} 314}
255 315
256$EV::DIED = sub { 316$EV::DIED = sub {
257 warn "error in event callback: @_"; 317 Carp::cluck "error in event callback: @_";
258}; 318};
319
320#############################################################################
321
322sub fork_call(&@);
323sub get_slot($;$$);
259 324
260############################################################################# 325#############################################################################
261 326
262=head2 UTILITY FUNCTIONS 327=head2 UTILITY FUNCTIONS
263 328
284 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 349 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285 $d 350 $d
286 } || "[unable to dump $_[0]: '$@']"; 351 } || "[unable to dump $_[0]: '$@']";
287} 352}
288 353
354=item $scalar = load_file $path
355
356Loads the given file from path and returns its contents. Croaks on error
357and can block.
358
359=cut
360
361sub load_file($) {
362 0 <= aio_load $_[0], my $data
363 or Carp::croak "$_[0]: $!";
364
365 $data
366}
367
289=item $ref = cf::decode_json $json 368=item $ref = cf::decode_json $json
290 369
291Converts a JSON string into the corresponding perl data structure. 370Converts a JSON string into the corresponding perl data structure.
292 371
293=item $json = cf::encode_json $ref 372=item $json = cf::encode_json $ref
299our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 378our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300 379
301sub encode_json($) { $json_coder->encode ($_[0]) } 380sub encode_json($) { $json_coder->encode ($_[0]) }
302sub decode_json($) { $json_coder->decode ($_[0]) } 381sub decode_json($) { $json_coder->decode ($_[0]) }
303 382
383=item $ref = cf::decode_storable $scalar
384
385Same as Coro::Storable::thaw, so blocks.
386
387=cut
388
389BEGIN { *decode_storable = \&Coro::Storable::thaw }
390
391=item $ref = cf::decode_yaml $scalar
392
393Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
394
395=cut
396
397sub decode_yaml($) {
398 fork_call { YAML::XS::Load $_[0] } @_
399}
400
401=item $scalar = cf::unlzf $scalar
402
403Same as Compress::LZF::compress, but takes server ticks into account, so
404blocks.
405
406=cut
407
408sub unlzf($) {
409 # we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
410 cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
411 Compress::LZF::decompress $_[0]
412}
413
414=item cf::post_init { BLOCK }
415
416Execute the given codeblock, I<after> all extensions have been (re-)loaded,
417but I<before> the server starts ticking again.
418
419The codeblock will have a single boolean argument to indicate whether this
420is a reload or not.
421
422=cut
423
424sub post_init(&) {
425 push @POST_INIT, shift;
426}
427
428sub _post_init {
429 trace "running post_init jobs";
430
431 # run them in parallel...
432
433 my @join;
434
435 while () {
436 push @join, map &Coro::async ($_, 0), @POST_INIT;
437 @POST_INIT = ();
438
439 @join or last;
440
441 (pop @join)->join;
442 }
443}
444
304=item cf::lock_wait $string 445=item cf::lock_wait $string
305 446
306Wait until the given lock is available. See cf::lock_acquire. 447Wait until the given lock is available. See cf::lock_acquire.
307 448
308=item my $lock = cf::lock_acquire $string 449=item my $lock = cf::lock_acquire $string
309 450
310Wait until the given lock is available and then acquires it and returns 451Wait until the given lock is available and then acquires it and returns
311a Coro::guard object. If the guard object gets destroyed (goes out of scope, 452a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312for example when the coroutine gets canceled), the lock is automatically 453for example when the coroutine gets canceled), the lock is automatically
313returned. 454returned.
314 455
315Locks are *not* recursive, locking from the same coro twice results in a 456Locks are *not* recursive, locking from the same coro twice results in a
316deadlocked coro. 457deadlocked coro.
322 463
323Return true if the lock is currently active, i.e. somebody has locked it. 464Return true if the lock is currently active, i.e. somebody has locked it.
324 465
325=cut 466=cut
326 467
327our %LOCK; 468our $LOCKS = new Coro::SemaphoreSet;
328our %LOCKER;#d#
329 469
330sub lock_wait($) { 470sub lock_wait($) {
331 my ($key) = @_; 471 $LOCKS->wait ($_[0]);
332
333 if ($LOCKER{$key} == $Coro::current) {#d#
334 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335 return;#d#
336 }#d#
337
338 # wait for lock, if any
339 while ($LOCK{$key}) {
340 push @{ $LOCK{$key} }, $Coro::current;
341 Coro::schedule;
342 }
343} 472}
344 473
345sub lock_acquire($) { 474sub lock_acquire($) {
346 my ($key) = @_; 475 $LOCKS->guard ($_[0])
347
348 # wait, to be sure we are not locked
349 lock_wait $key;
350
351 $LOCK{$key} = [];
352 $LOCKER{$key} = $Coro::current;#d#
353
354 Coro::guard {
355 delete $LOCKER{$key};#d#
356 # wake up all waiters, to be on the safe side
357 $_->ready for @{ delete $LOCK{$key} };
358 }
359} 476}
360 477
361sub lock_active($) { 478sub lock_active($) {
362 my ($key) = @_; 479 $LOCKS->count ($_[0]) < 1
363
364 ! ! $LOCK{$key}
365} 480}
366 481
367sub freeze_mainloop { 482sub freeze_mainloop {
368 tick_inhibit_inc; 483 tick_inhibit_inc;
369 484
370 Coro::guard \&tick_inhibit_dec; 485 &Guard::guard (\&tick_inhibit_dec);
371} 486}
372 487
373=item cf::periodic $interval, $cb 488=item cf::periodic $interval, $cb
374 489
375Like EV::periodic, but randomly selects a starting point so that the actions 490Like EV::periodic, but randomly selects a starting point so that the actions
376get spread over timer. 491get spread over time.
377 492
378=cut 493=cut
379 494
380sub periodic($$) { 495sub periodic($$) {
381 my ($interval, $cb) = @_; 496 my ($interval, $cb) = @_;
385 EV::periodic $start, $interval, 0, $cb 500 EV::periodic $start, $interval, 0, $cb
386} 501}
387 502
388=item cf::get_slot $time[, $priority[, $name]] 503=item cf::get_slot $time[, $priority[, $name]]
389 504
390Allocate $time seconds of blocking CPU time at priority C<$priority>: 505Allocate $time seconds of blocking CPU time at priority C<$priority>
391This call blocks and returns only when you have at least C<$time> seconds 506(default: 0): This call blocks and returns only when you have at least
392of cpu time till the next tick. The slot is only valid till the next cede. 507C<$time> seconds of cpu time till the next tick. The slot is only valid
508till the next cede.
509
510Background jobs should use a priority les than zero, interactive jobs
511should use 100 or more.
393 512
394The optional C<$name> can be used to identify the job to run. It might be 513The optional C<$name> can be used to identify the job to run. It might be
395used for statistical purposes and should identify the same time-class. 514used for statistical purposes and should identify the same time-class.
396 515
397Useful for short background jobs. 516Useful for short background jobs.
398 517
399=cut 518=cut
400 519
401our @SLOT_QUEUE; 520our @SLOT_QUEUE;
402our $SLOT_QUEUE; 521our $SLOT_QUEUE;
522our $SLOT_DECAY = 0.9;
403 523
404$SLOT_QUEUE->cancel if $SLOT_QUEUE; 524$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405$SLOT_QUEUE = Coro::async { 525$SLOT_QUEUE = Coro::async {
406 $Coro::current->desc ("timeslot manager"); 526 $Coro::current->desc ("timeslot manager");
407 527
408 my $signal = new Coro::Signal; 528 my $signal = new Coro::Signal;
529 my $busy;
409 530
410 while () { 531 while () {
411 next_job: 532 next_job:
533
412 my $avail = cf::till_tick; 534 my $avail = cf::till_tick;
413 if ($avail > 0.01) { 535
414 for (0 .. $#SLOT_QUEUE) { 536 for (0 .. $#SLOT_QUEUE) {
415 if ($SLOT_QUEUE[$_][0] < $avail) { 537 if ($SLOT_QUEUE[$_][0] <= $avail) {
538 $busy = 0;
416 my $job = splice @SLOT_QUEUE, $_, 1, (); 539 my $job = splice @SLOT_QUEUE, $_, 1, ();
417 $job->[2]->send; 540 $job->[2]->send;
418 Coro::cede; 541 Coro::cede;
419 goto next_job; 542 goto next_job;
420 } 543 } else {
544 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421 } 545 }
422 } 546 }
423 547
424 if (@SLOT_QUEUE) { 548 if (@SLOT_QUEUE) {
425 # we do not use wait_for_tick() as it returns immediately when tick is inactive 549 # we do not use wait_for_tick() as it returns immediately when tick is inactive
426 push @cf::WAIT_FOR_TICK, $signal; 550 push @cf::WAIT_FOR_TICK, $signal;
427 $signal->wait; 551 $signal->wait;
428 } else { 552 } else {
553 $busy = 0;
429 Coro::schedule; 554 Coro::schedule;
430 } 555 }
431 } 556 }
432}; 557};
433 558
434sub get_slot($;$$) { 559sub get_slot($;$$) {
435 return if tick_inhibit || $Coro::current == $Coro::main; 560 return if tick_inhibit || $Coro::current == $Coro::main;
436 561
437 my ($time, $pri, $name) = @_; 562 my ($time, $pri, $name) = @_;
438 563
439 $time = $TICK * .6 if $time > $TICK * .6; 564 $time = clamp $time, 0.01, $TICK * .6;
565
440 my $sig = new Coro::Signal; 566 my $sig = new Coro::Signal;
441 567
442 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 568 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 569 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444 $SLOT_QUEUE->ready; 570 $SLOT_QUEUE->ready;
470=cut 596=cut
471 597
472sub sync_job(&) { 598sub sync_job(&) {
473 my ($job) = @_; 599 my ($job) = @_;
474 600
475 if ($Coro::current == $Coro::main) { 601 if (in_main) {
476 my $time = EV::time; 602 my $time = AE::time;
477 603
478 # this is the main coro, too bad, we have to block 604 # this is the main coro, too bad, we have to block
479 # till the operation succeeds, freezing the server :/ 605 # till the operation succeeds, freezing the server :/
480 606
481 LOG llevError, Carp::longmess "sync job";#d# 607 #LOG llevError, Carp::longmess "sync job";#d#
482 608
483 my $freeze_guard = freeze_mainloop; 609 my $freeze_guard = freeze_mainloop;
484 610
485 my $busy = 1; 611 my $busy = 1;
486 my @res; 612 my @res;
487 613
488 (async { 614 (async {
489 $Coro::current->desc ("sync job coro"); 615 $Coro::current->desc ("sync job coro");
490 @res = eval { $job->() }; 616 @res = eval { $job->() };
491 warn $@ if $@; 617 error $@ if $@;
492 undef $busy; 618 undef $busy;
493 })->prio (Coro::PRIO_MAX); 619 })->prio (Coro::PRIO_MAX);
494 620
495 while ($busy) { 621 while ($busy) {
496 if (Coro::nready) { 622 if (Coro::nready) {
498 } else { 624 } else {
499 EV::loop EV::LOOP_ONESHOT; 625 EV::loop EV::LOOP_ONESHOT;
500 } 626 }
501 } 627 }
502 628
503 my $time = EV::time - $time; 629 my $time = AE::time - $time;
504 630
505 $TICK_START += $time; # do not account sync jobs to server load 631 $TICK_START += $time; # do not account sync jobs to server load
506 632
507 wantarray ? @res : $res[0] 633 wantarray ? @res : $res[0]
508 } else { 634 } else {
530 $EXT_CORO{$coro+0} = $coro; 656 $EXT_CORO{$coro+0} = $coro;
531 657
532 $coro 658 $coro
533} 659}
534 660
535=item fork_call { }, $args 661=item fork_call { }, @args
536 662
537Executes the given code block with the given arguments in a seperate 663Executes the given code block with the given arguments in a seperate
538process, returning the results. Everything must be serialisable with 664process, returning the results. Everything must be serialisable with
539Coro::Storable. May, of course, block. Note that the executed sub may 665Coro::Storable. May, of course, block. Note that the executed sub may
540never block itself or use any form of event handling. 666never block itself or use any form of event handling.
541 667
542=cut 668=cut
543 669
670sub post_fork {
671 reset_signals;
672}
673
544sub fork_call(&@) { 674sub fork_call(&@) {
545 my ($cb, @args) = @_; 675 my ($cb, @args) = @_;
546 676
547 # we seemingly have to make a local copy of the whole thing, 677 # we seemingly have to make a local copy of the whole thing,
548 # otherwise perl prematurely frees the stuff :/ 678 # otherwise perl prematurely frees the stuff :/
549 # TODO: investigate and fix (likely this will be rather laborious) 679 # TODO: investigate and fix (likely this will be rather laborious)
550 680
551 my @res = Coro::Util::fork_eval { 681 my @res = Coro::Util::fork_eval {
552 reset_signals; 682 cf::post_fork;
553 &$cb 683 &$cb
554 }, @args; 684 } @args;
555 685
556 wantarray ? @res : $res[-1] 686 wantarray ? @res : $res[-1]
687}
688
689sub objinfo {
690 (
691 "counter value" => cf::object::object_count,
692 "objects created" => cf::object::create_count,
693 "objects destroyed" => cf::object::destroy_count,
694 "freelist size" => cf::object::free_count,
695 "allocated objects" => cf::object::objects_size,
696 "active objects" => cf::object::actives_size,
697 )
557} 698}
558 699
559=item $coin = coin_from_name $name 700=item $coin = coin_from_name $name
560 701
561=cut 702=cut
598within each server. 739within each server.
599 740
600=cut 741=cut
601 742
602sub db_table($) { 743sub db_table($) {
744 cf::error "db_get called from main context"
745 if $Coro::current == $Coro::main;
746
603 my ($name) = @_; 747 my ($name) = @_;
604 my $db = BDB::db_create $DB_ENV; 748 my $db = BDB::db_create $DB_ENV;
605 749
606 eval { 750 eval {
607 $db->set_flags (BDB::CHKSUM); 751 $db->set_flags (BDB::CHKSUM);
617} 761}
618 762
619our $DB; 763our $DB;
620 764
621sub db_init { 765sub db_init {
622 cf::sync_job {
623 $DB ||= db_table "db"; 766 $DB ||= db_table "db";
624 };
625} 767}
626 768
627sub db_get($$) { 769sub db_get($$) {
628 my $key = "$_[0]/$_[1]"; 770 my $key = "$_[0]/$_[1]";
629 771
630 cf::sync_job { 772 cf::error "db_get called from main context"
773 if $Coro::current == $Coro::main;
774
631 BDB::db_get $DB, undef, $key, my $data; 775 BDB::db_get $DB, undef, $key, my $data;
632 776
633 $! ? () 777 $! ? ()
634 : $data 778 : $data
635 }
636} 779}
637 780
638sub db_put($$$) { 781sub db_put($$$) {
639 BDB::dbreq_pri 4; 782 BDB::dbreq_pri 4;
640 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 783 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
668 811
669 my @data; 812 my @data;
670 my $md5; 813 my $md5;
671 814
672 for (0 .. $#$src) { 815 for (0 .. $#$src) {
673 0 <= aio_load $src->[$_], $data[$_] 816 $data[$_] = load_file $src->[$_];
674 or Carp::croak "$src->[$_]: $!";
675 } 817 }
676 818
677 # if processing is expensive, check 819 # if processing is expensive, check
678 # checksum first 820 # checksum first
679 if (1) { 821 if (1) {
696 838
697 my $t1 = Time::HiRes::time; 839 my $t1 = Time::HiRes::time;
698 my $data = $process->(\@data); 840 my $data = $process->(\@data);
699 my $t2 = Time::HiRes::time; 841 my $t2 = Time::HiRes::time;
700 842
701 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 843 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702 844
703 db_put cache => "$id/data", $data; 845 db_put cache => "$id/data", $data;
704 db_put cache => "$id/md5" , $md5; 846 db_put cache => "$id/md5" , $md5;
705 db_put cache => "$id/meta", $meta; 847 db_put cache => "$id/meta", $meta;
706 848
716 858
717=cut 859=cut
718 860
719sub datalog($@) { 861sub datalog($@) {
720 my ($type, %kv) = @_; 862 my ($type, %kv) = @_;
721 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 863 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722} 864}
723 865
724=back 866=back
725 867
726=cut 868=cut
727 869
728############################################################################# 870#############################################################################
729 871
730=head2 ATTACHABLE OBJECTS 872=head2 ATTACHABLE OBJECTS
731 873
732Many objects in crossfire are so-called attachable objects. That means you can 874Many objects in deliantra are so-called attachable objects. That means you can
733attach callbacks/event handlers (a collection of which is called an "attachment") 875attach callbacks/event handlers (a collection of which is called an "attachment")
734to it. All such attachable objects support the following methods. 876to it. All such attachable objects support the following methods.
735 877
736In the following description, CLASS can be any of C<global>, C<object> 878In the following description, CLASS can be any of C<global>, C<object>
737C<player>, C<client> or C<map> (i.e. the attachable objects in 879C<player>, C<client> or C<map> (i.e. the attachable objects in
787=item cf::CLASS::attachment $name, ... 929=item cf::CLASS::attachment $name, ...
788 930
789Register an attachment by C<$name> through which attachable objects of the 931Register an attachment by C<$name> through which attachable objects of the
790given CLASS can refer to this attachment. 932given CLASS can refer to this attachment.
791 933
792Some classes such as crossfire maps and objects can specify attachments 934Some classes such as deliantra maps and objects can specify attachments
793that are attached at load/instantiate time, thus the need for a name. 935that are attached at load/instantiate time, thus the need for a name.
794 936
795These calls expect any number of the following handler/hook descriptions: 937These calls expect any number of the following handler/hook descriptions:
796 938
797=over 4 939=over 4
921 1063
922 } elsif (exists $cb_id{$type}) { 1064 } elsif (exists $cb_id{$type}) {
923 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1065 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924 1066
925 } elsif (ref $type) { 1067 } elsif (ref $type) {
926 warn "attaching objects not supported, ignoring.\n"; 1068 error "attaching objects not supported, ignoring.\n";
927 1069
928 } else { 1070 } else {
929 shift @arg; 1071 shift @arg;
930 warn "attach argument '$type' not supported, ignoring.\n"; 1072 error "attach argument '$type' not supported, ignoring.\n";
931 } 1073 }
932 } 1074 }
933} 1075}
934 1076
935sub _object_attach { 1077sub _object_attach {
945 _attach $registry, $klass, @attach; 1087 _attach $registry, $klass, @attach;
946 } 1088 }
947 1089
948 $obj->{$name} = \%arg; 1090 $obj->{$name} = \%arg;
949 } else { 1091 } else {
950 warn "object uses attachment '$name' which is not available, postponing.\n"; 1092 info "object uses attachment '$name' which is not available, postponing.\n";
951 } 1093 }
952 1094
953 $obj->{_attachment}{$name} = undef; 1095 $obj->{_attachment}{$name} = undef;
954} 1096}
955 1097
1014 1156
1015 for (@$callbacks) { 1157 for (@$callbacks) {
1016 eval { &{$_->[1]} }; 1158 eval { &{$_->[1]} };
1017 1159
1018 if ($@) { 1160 if ($@) {
1019 warn "$@";
1020 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1161 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021 override; 1162 override;
1022 } 1163 }
1023 1164
1024 return 1 if $override; 1165 return 1 if $override;
1025 } 1166 }
1104 for (@$attach) { 1245 for (@$attach) {
1105 my ($klass, @attach) = @$_; 1246 my ($klass, @attach) = @$_;
1106 _attach $registry, $klass, @attach; 1247 _attach $registry, $klass, @attach;
1107 } 1248 }
1108 } else { 1249 } else {
1109 warn "object uses attachment '$name' that is not available, postponing.\n"; 1250 info "object uses attachment '$name' that is not available, postponing.\n";
1110 } 1251 }
1111 } 1252 }
1112} 1253}
1113 1254
1114cf::attachable->attach ( 1255cf::attachable->attach (
1141 my ($filename, $rdata, $objs) = @_; 1282 my ($filename, $rdata, $objs) = @_;
1142 1283
1143 sync_job { 1284 sync_job {
1144 if (length $$rdata) { 1285 if (length $$rdata) {
1145 utf8::decode (my $decname = $filename); 1286 utf8::decode (my $decname = $filename);
1146 warn sprintf "saving %s (%d,%d)\n", 1287 trace sprintf "saving %s (%d,%d)\n",
1147 $decname, length $$rdata, scalar @$objs; 1288 $decname, length $$rdata, scalar @$objs
1289 if $VERBOSE_IO;
1148 1290
1149 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1291 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150 aio_chmod $fh, SAVE_MODE; 1292 aio_chmod $fh, SAVE_MODE;
1151 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1293 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152 aio_fsync $fh if $cf::USE_FSYNC; 1294 if ($cf::USE_FSYNC) {
1295 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1296 aio_fsync $fh;
1297 }
1153 aio_close $fh; 1298 aio_close $fh;
1154 1299
1155 if (@$objs) { 1300 if (@$objs) {
1156 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1301 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157 aio_chmod $fh, SAVE_MODE; 1302 aio_chmod $fh, SAVE_MODE;
1158 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1303 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159 aio_write $fh, 0, (length $data), $data, 0; 1304 aio_write $fh, 0, (length $data), $data, 0;
1160 aio_fsync $fh if $cf::USE_FSYNC; 1305 if ($cf::USE_FSYNC) {
1306 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1307 aio_fsync $fh;
1308 }
1161 aio_close $fh; 1309 aio_close $fh;
1162 aio_rename "$filename.pst~", "$filename.pst"; 1310 aio_rename "$filename.pst~", "$filename.pst";
1163 } 1311 }
1164 } else { 1312 } else {
1165 aio_unlink "$filename.pst"; 1313 aio_unlink "$filename.pst";
1166 } 1314 }
1167 1315
1168 aio_rename "$filename~", $filename; 1316 aio_rename "$filename~", $filename;
1317
1318 $filename =~ s%/[^/]+$%%;
1319 aio_pathsync $filename if $cf::USE_FSYNC;
1169 } else { 1320 } else {
1170 warn "FATAL: $filename~: $!\n"; 1321 error "unable to save objects: $filename~: $!\n";
1171 } 1322 }
1172 } else { 1323 } else {
1173 aio_unlink $filename; 1324 aio_unlink $filename;
1174 aio_unlink "$filename.pst"; 1325 aio_unlink "$filename.pst";
1175 } 1326 }
1199 my $st = eval { Coro::Storable::thaw $av }; 1350 my $st = eval { Coro::Storable::thaw $av };
1200 $av = $st->{objs}; 1351 $av = $st->{objs};
1201 } 1352 }
1202 1353
1203 utf8::decode (my $decname = $filename); 1354 utf8::decode (my $decname = $filename);
1204 warn sprintf "loading %s (%d,%d)\n", 1355 trace sprintf "loading %s (%d,%d)\n",
1205 $decname, length $data, scalar @{$av || []}; 1356 $decname, length $data, scalar @{$av || []}
1357 if $VERBOSE_IO;
1206 1358
1207 ($data, $av) 1359 ($data, $av)
1208} 1360}
1209 1361
1210=head2 COMMAND CALLBACKS 1362=head2 COMMAND CALLBACKS
1266 my ($name, $cb) = @_; 1418 my ($name, $cb) = @_;
1267 1419
1268 $EXTICMD{$name} = $cb; 1420 $EXTICMD{$name} = $cb;
1269} 1421}
1270 1422
1423use File::Glob ();
1424
1271cf::player->attach ( 1425cf::player->attach (
1272 on_command => sub { 1426 on_unknown_command => sub {
1273 my ($pl, $name, $params) = @_; 1427 my ($pl, $name, $params) = @_;
1274 1428
1275 my $cb = $COMMAND{$name} 1429 my $cb = $COMMAND{$name}
1276 or return; 1430 or return;
1277 1431
1300 1454
1301 $pl->ext_reply ($reply, @reply) 1455 $pl->ext_reply ($reply, @reply)
1302 if $reply; 1456 if $reply;
1303 1457
1304 } else { 1458 } else {
1305 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1459 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306 } 1460 }
1307 1461
1308 cf::override; 1462 cf::override;
1309 }, 1463 },
1310); 1464);
1311 1465
1466# "readahead" all extensions
1467sub cache_extensions {
1468 my $grp = IO::AIO::aio_group;
1469
1470 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1471 for (grep /\.ext$/, @{$_[0]}) {
1472 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1473 }
1474 };
1475
1476 $grp
1477}
1478
1312sub load_extensions { 1479sub load_extensions {
1480 info "loading extensions...";
1481
1313 cf::sync_job { 1482 cf::sync_job {
1314 my %todo; 1483 my %todo;
1315 1484
1316 for my $path (<$LIBDIR/*.ext>) { 1485 for my $path (<$LIBDIR/*.ext>) {
1317 next unless -r $path; 1486 next unless -r $path;
1335 1504
1336 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1505 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1506 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338 1507
1339 $ext{source} = 1508 $ext{source} =
1340 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1509 "package $pkg; use common::sense;\n"
1341 . "#line 1 \"$path\"\n{\n" 1510 . "#line 1 \"$path\"\n{\n"
1342 . $source 1511 . $source
1343 . "\n};\n1"; 1512 . "\n};\n1";
1344 1513
1345 $todo{$base} = \%ext; 1514 $todo{$base} = \%ext;
1346 } 1515 }
1347 1516
1517 my $pass = 0;
1348 my %done; 1518 my %done;
1349 while (%todo) { 1519 while (%todo) {
1350 my $progress; 1520 my $progress;
1351 1521
1522 ++$pass;
1523
1524 ext:
1352 while (my ($k, $v) = each %todo) { 1525 while (my ($k, $v) = each %todo) {
1353 for (split /,\s*/, $v->{meta}{depends}) { 1526 for (split /,\s*/, $v->{meta}{depends}) {
1354 goto skip 1527 next ext
1355 unless exists $done{$_}; 1528 unless exists $done{$_};
1356 } 1529 }
1357 1530
1358 warn "... loading '$k' into '$v->{pkg}'\n"; 1531 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359 1532
1360 unless (eval $v->{source}) { 1533 my $active = eval $v->{source};
1534
1535 if (length $@) {
1361 my $msg = $@ ? "$v->{path}: $@\n" 1536 error "$v->{path}: $@\n";
1362 : "$v->{base}: extension inactive.\n";
1363 1537
1364 if (exists $v->{meta}{mandatory}) {
1365 warn $msg;
1366 cf::cleanup "mandatory extension failed to load, exiting."; 1538 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367 } 1539 if exists $v->{meta}{mandatory};
1368 1540
1369 warn $msg; 1541 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1542 delete $todo{$k};
1543 } else {
1544 $done{$k} = delete $todo{$k};
1545 push @EXTS, $v->{pkg};
1546 $progress = 1;
1547
1548 info "$v->{base}: extension inactive.\n"
1549 unless $active;
1370 } 1550 }
1371
1372 $done{$k} = delete $todo{$k};
1373 push @EXTS, $v->{pkg};
1374 $progress = 1;
1375 } 1551 }
1376 1552
1377 skip: 1553 unless ($progress) {
1378 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1554 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379 unless $progress; 1555
1556 while (my ($k, $v) = each %todo) {
1557 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1558 if exists $v->{meta}{mandatory};
1559 }
1560
1561 last;
1562 }
1380 } 1563 }
1381 }; 1564 };
1382} 1565}
1383 1566
1384############################################################################# 1567#############################################################################
1385 1568
1386=back 1569=back
1387 1570
1388=head2 CORE EXTENSIONS 1571=head2 CORE EXTENSIONS
1389 1572
1390Functions and methods that extend core crossfire objects. 1573Functions and methods that extend core deliantra objects.
1391 1574
1392=cut 1575=cut
1393 1576
1394package cf::player; 1577package cf::player;
1395 1578
1438 1621
1439sub exists($) { 1622sub exists($) {
1440 my ($login) = @_; 1623 my ($login) = @_;
1441 1624
1442 $cf::PLAYER{$login} 1625 $cf::PLAYER{$login}
1443 or cf::sync_job { !aio_stat path $login } 1626 or !aio_stat path $login
1444} 1627}
1445 1628
1446sub find($) { 1629sub find($) {
1447 return $cf::PLAYER{$_[0]} || do { 1630 return $cf::PLAYER{$_[0]} || do {
1448 my $login = $_[0]; 1631 my $login = $_[0];
1468 $cf::PLAYER{$login} = $pl 1651 $cf::PLAYER{$login} = $pl
1469 } 1652 }
1470 } 1653 }
1471} 1654}
1472 1655
1656cf::player->attach (
1657 on_load => sub {
1658 my ($pl, $path) = @_;
1659
1660 # restore slots saved in save, below
1661 my $slots = delete $pl->{_slots};
1662
1663 $pl->ob->current_weapon ($slots->[0]);
1664 $pl->combat_ob ($slots->[1]);
1665 $pl->ranged_ob ($slots->[2]);
1666 },
1667);
1668
1473sub save($) { 1669sub save($) {
1474 my ($pl) = @_; 1670 my ($pl) = @_;
1475 1671
1476 return if $pl->{deny_save}; 1672 return if $pl->{deny_save};
1477 1673
1482 1678
1483 aio_mkdir playerdir $pl, 0770; 1679 aio_mkdir playerdir $pl, 0770;
1484 $pl->{last_save} = $cf::RUNTIME; 1680 $pl->{last_save} = $cf::RUNTIME;
1485 1681
1486 cf::get_slot 0.01; 1682 cf::get_slot 0.01;
1683
1684 # save slots, to be restored later
1685 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487 1686
1488 $pl->save_pl ($path); 1687 $pl->save_pl ($path);
1489 cf::cede_to_tick; 1688 cf::cede_to_tick;
1490} 1689}
1491 1690
1525 my $name = $pl->ob->name; 1724 my $name = $pl->ob->name;
1526 1725
1527 $pl->{deny_save} = 1; 1726 $pl->{deny_save} = 1;
1528 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1727 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1529 1728
1530 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1729 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531 $pl->deactivate; 1730 $pl->deactivate;
1731
1532 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1732 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533 $pl->ob->check_score;
1534 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1733 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1734 ext::highscore::check ($pl->ob);
1735
1535 $pl->ns->destroy if $pl->ns; 1736 $pl->ns->destroy if $pl->ns;
1536 1737
1537 my $path = playerdir $pl; 1738 my $path = playerdir $pl;
1538 my $temp = "$path~$cf::RUNTIME~deleting~"; 1739 my $temp = "$path~$cf::RUNTIME~deleting~";
1539 aio_rename $path, $temp; 1740 aio_rename $path, $temp;
1593 \@logins 1794 \@logins
1594} 1795}
1595 1796
1596=item $player->maps 1797=item $player->maps
1597 1798
1799=item cf::player::maps $login
1800
1598Returns an arrayref of map paths that are private for this 1801Returns an arrayref of map paths that are private for this
1599player. May block. 1802player. May block.
1600 1803
1601=cut 1804=cut
1602 1805
1619 } 1822 }
1620 1823
1621 \@paths 1824 \@paths
1622} 1825}
1623 1826
1624=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1827=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625 1828
1626Expand crossfire pod fragments into protocol xml. 1829Expand deliantra pod fragments into protocol xml.
1627
1628=cut
1629
1630sub expand_cfpod {
1631 my ($self, $pod) = @_;
1632
1633 my @nest = [qr<\G$>, undef, ""];
1634 my $xml;
1635
1636 for ($pod) {
1637 while () {
1638 if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639 $xml .= $1;
1640 } elsif (/\G\n(?=\S)/xgcs) {
1641 $xml .= " ";
1642 } elsif (/\G\n/xgcs) {
1643 $xml .= "\n";
1644 } elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645 my ($code, $delim) = ($1, scalar reverse $2);
1646 $delim =~ y/</>/; # delim now contains the stop sequence
1647 $delim = qr{\G\Q$delim};
1648
1649 my $cb;
1650
1651 if ($code eq "B") {
1652 $cb = sub { "<b>$_[0]</b>" };
1653 } elsif ($code eq "C") {
1654 $cb = sub { "<tt>$_[0]</tt>" };
1655 } elsif ($code eq "E") {
1656 $cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657 } elsif ($code eq "G") {
1658 $cb = sub {
1659 my ($male, $female) = split /\|/, $_[0];
1660 $self->gender ? $female : $male
1661 };
1662 } elsif ($code eq "H") {
1663 $cb = sub {
1664 (
1665 "<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667 "",
1668 )[$self->{hintmode}];
1669 };
1670 } elsif ($code eq "I") {
1671 $cb = sub { "<i>$_[0]</i>" };
1672 } elsif ($code eq "T") {
1673 $cb = sub { "<big><b>$_[0]</b></big>" };
1674 } elsif ($code eq "U") {
1675 $cb = sub { "<u>$_[0]</u>" };
1676 } elsif ($code eq "Z") {
1677 $cb = sub { };
1678 } else {
1679 die "FATAL error in expand_cfpod";
1680 }
1681
1682 push @nest, [$delim, $cb, $xml];
1683 undef $xml;
1684
1685 } elsif ($_ =~ /$nest[-1][0]/gcs) {
1686 my $nest = pop @nest;
1687
1688 if ($nest->[1]) {
1689 $xml = $nest->[2] . $nest->[1]->($xml);
1690 } else {
1691 last;
1692 }
1693 } elsif (/\G</xgcs) {
1694 $xml .= "&lt;";
1695 } elsif (/\G&/xgcs) {
1696 $xml .= "&amp;";
1697 } elsif (/\G>/xgcs) {
1698 $xml .= ">";
1699 } else {
1700 if ($pod =~ /\G(.+)/xgcs) {
1701 warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702 last;
1703 } else {
1704 warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705 return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706 }
1707 }
1708 }
1709 }
1710
1711 $xml
1712}
1713
1714sub hintmode {
1715 $_[0]{hintmode} = $_[1] if @_ > 1;
1716 $_[0]{hintmode}
1717}
1718 1830
1719=item $player->ext_reply ($msgid, @msg) 1831=item $player->ext_reply ($msgid, @msg)
1720 1832
1721Sends an ext reply to the player. 1833Sends an ext reply to the player.
1722 1834
1754 1866
1755=cut 1867=cut
1756 1868
1757sub find_by_path($) { 1869sub find_by_path($) {
1758 my ($path) = @_; 1870 my ($path) = @_;
1871
1872 $path =~ s/^~[^\/]*//; # skip ~login
1759 1873
1760 my ($match, $specificity); 1874 my ($match, $specificity);
1761 1875
1762 for my $region (list) { 1876 for my $region (list) {
1763 if ($region->{match} && $path =~ $region->{match}) { 1877 if ($region->{match} && $path =~ $region->{match}) {
1792sub generate_random_map { 1906sub generate_random_map {
1793 my ($self, $rmp) = @_; 1907 my ($self, $rmp) = @_;
1794 1908
1795 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM 1909 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796 1910
1797 # mit "rum" bekleckern, nicht
1798 $self->_create_random_map ( 1911 $self->_create_random_map ($rmp);
1799 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802 $rmp->{exit_on_final_map},
1803 $rmp->{xsize}, $rmp->{ysize},
1804 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809 (cf::region::find $rmp->{region}), $rmp->{custom}
1810 )
1811} 1912}
1812 1913
1813=item cf::map->register ($regex, $prio) 1914=item cf::map->register ($regex, $prio)
1814 1915
1815Register a handler for the map path matching the given regex at the 1916Register a handler for the map path matching the given regex at the
1820 1921
1821sub register { 1922sub register {
1822 my (undef, $regex, $prio) = @_; 1923 my (undef, $regex, $prio) = @_;
1823 my $pkg = caller; 1924 my $pkg = caller;
1824 1925
1825 no strict;
1826 push @{"$pkg\::ISA"}, __PACKAGE__; 1926 push @{"$pkg\::ISA"}, __PACKAGE__;
1827 1927
1828 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1928 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829} 1929}
1830 1930
1831# also paths starting with '/' 1931# also paths starting with '/'
1832$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1932$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833 1933
1834sub thawer_merge { 1934sub thawer_merge {
1835 my ($self, $merge) = @_; 1935 my ($self, $merge) = @_;
1836 1936
1837 # we have to keep some variables in memory intact 1937 # we have to keep some variables in memory intact
1842} 1942}
1843 1943
1844sub normalise { 1944sub normalise {
1845 my ($path, $base) = @_; 1945 my ($path, $base) = @_;
1846 1946
1847 $path = "$path"; # make sure its a string 1947 $path = "$path"; # make sure it's a string
1848 1948
1849 $path =~ s/\.map$//; 1949 $path =~ s/\.map$//;
1850 1950
1851 # map plan: 1951 # map plan:
1852 # 1952 #
1867 $base =~ s{[^/]+/?$}{}; 1967 $base =~ s{[^/]+/?$}{};
1868 $path = "$base/$path"; 1968 $path = "$base/$path";
1869 } 1969 }
1870 1970
1871 for ($path) { 1971 for ($path) {
1872 redo if s{//}{/};
1873 redo if s{/\.?/}{/}; 1972 redo if s{/\.?/}{/};
1874 redo if s{/[^/]+/\.\./}{/}; 1973 redo if s{/[^/]+/\.\./}{/};
1875 } 1974 }
1876 1975
1877 $path 1976 $path
1891 $self->init; # pass $1 etc. 1990 $self->init; # pass $1 etc.
1892 return $self; 1991 return $self;
1893 } 1992 }
1894 } 1993 }
1895 1994
1896 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1995 Carp::cluck "unable to resolve path '$path' (base '$base')";
1897 () 1996 ()
1898} 1997}
1899 1998
1999# may re-bless or do other evil things
1900sub init { 2000sub init {
1901 my ($self) = @_; 2001 my ($self) = @_;
1902 2002
1903 $self 2003 $self
1904} 2004}
1935 2035
1936 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 2036 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937 "$UNIQUEDIR/$path" 2037 "$UNIQUEDIR/$path"
1938} 2038}
1939 2039
1940# and all this just because we cannot iterate over
1941# all maps in C++...
1942sub change_all_map_light {
1943 my ($change) = @_;
1944
1945 $_->change_map_light ($change)
1946 for grep $_->outdoor, values %cf::MAP;
1947}
1948
1949sub decay_objects { 2040sub decay_objects {
1950 my ($self) = @_; 2041 my ($self) = @_;
1951 2042
1952 return if $self->{deny_reset}; 2043 return if $self->{deny_reset};
1953 2044
1978 $self->{load_path} = $path; 2069 $self->{load_path} = $path;
1979 2070
1980 1 2071 1
1981} 2072}
1982 2073
2074# used to laod the header of an original map
1983sub load_header_orig { 2075sub load_header_orig {
1984 my ($self) = @_; 2076 my ($self) = @_;
1985 2077
1986 $self->load_header_from ($self->load_path) 2078 $self->load_header_from ($self->load_path)
1987} 2079}
1988 2080
2081# used to laod the header of an instantiated map
1989sub load_header_temp { 2082sub load_header_temp {
1990 my ($self) = @_; 2083 my ($self) = @_;
1991 2084
1992 $self->load_header_from ($self->save_path) 2085 $self->load_header_from ($self->save_path)
1993} 2086}
1994 2087
2088# called after loading the header from an instantiated map
1995sub prepare_temp { 2089sub prepare_temp {
1996 my ($self) = @_; 2090 my ($self) = @_;
1997 2091
1998 $self->last_access ((delete $self->{last_access}) 2092 $self->last_access ((delete $self->{last_access})
1999 || $cf::RUNTIME); #d# 2093 || $cf::RUNTIME); #d#
2000 # safety 2094 # safety
2001 $self->{instantiate_time} = $cf::RUNTIME 2095 $self->{instantiate_time} = $cf::RUNTIME
2002 if $self->{instantiate_time} > $cf::RUNTIME; 2096 if $self->{instantiate_time} > $cf::RUNTIME;
2003} 2097}
2004 2098
2099# called after loading the header from an original map
2005sub prepare_orig { 2100sub prepare_orig {
2006 my ($self) = @_; 2101 my ($self) = @_;
2007 2102
2008 $self->{load_original} = 1; 2103 $self->{load_original} = 1;
2009 $self->{instantiate_time} = $cf::RUNTIME; 2104 $self->{instantiate_time} = $cf::RUNTIME;
2033 2128
2034sub find; 2129sub find;
2035sub find { 2130sub find {
2036 my ($path, $origin) = @_; 2131 my ($path, $origin) = @_;
2037 2132
2133 cf::cede_to_tick;
2134
2038 $path = normalise $path, $origin && $origin->path; 2135 $path = normalise $path, $origin;
2039 2136
2040 cf::lock_wait "map_data:$path";#d#remove 2137 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041 cf::lock_wait "map_find:$path"; 2138 my $guard2 = cf::lock_acquire "map_find:$path";
2042 2139
2043 $cf::MAP{$path} || do { 2140 $cf::MAP{$path} || do {
2044 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045 my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047 my $map = new_from_path cf::map $path 2141 my $map = new_from_path cf::map $path
2048 or return; 2142 or return;
2049 2143
2050 $map->{last_save} = $cf::RUNTIME; 2144 $map->{last_save} = $cf::RUNTIME;
2051 2145
2063 2157
2064 $cf::MAP{$path} = $map 2158 $cf::MAP{$path} = $map
2065 } 2159 }
2066} 2160}
2067 2161
2068sub pre_load { } 2162sub pre_load { }
2069sub post_load { } 2163#sub post_load { } # XS
2070 2164
2071sub load { 2165sub load {
2072 my ($self) = @_; 2166 my ($self) = @_;
2073 2167
2074 local $self->{deny_reset} = 1; # loading can take a long time 2168 local $self->{deny_reset} = 1; # loading can take a long time
2079 my $guard = cf::lock_acquire "map_data:$path"; 2173 my $guard = cf::lock_acquire "map_data:$path";
2080 2174
2081 return unless $self->valid; 2175 return unless $self->valid;
2082 return unless $self->in_memory == cf::MAP_SWAPPED; 2176 return unless $self->in_memory == cf::MAP_SWAPPED;
2083 2177
2084 $self->in_memory (cf::MAP_LOADING);
2085
2086 $self->alloc; 2178 $self->alloc;
2087 2179
2088 $self->pre_load; 2180 $self->pre_load;
2089 cf::cede_to_tick; 2181 cf::cede_to_tick;
2090 2182
2183 if (exists $self->{load_path}) {
2091 my $f = new_from_file cf::object::thawer $self->{load_path}; 2184 my $f = new_from_file cf::object::thawer $self->{load_path};
2092 $f->skip_block; 2185 $f->skip_block;
2093 $self->_load_objects ($f) 2186 $self->_load_objects ($f)
2094 or return; 2187 or return;
2095 2188
2096 $self->post_load_original 2189 $self->post_load_original
2097 if delete $self->{load_original}; 2190 if delete $self->{load_original};
2098 2191
2099 if (my $uniq = $self->uniq_path) { 2192 if (my $uniq = $self->uniq_path) {
2100 utf8::encode $uniq; 2193 utf8::encode $uniq;
2101 unless (aio_stat $uniq) { 2194 unless (aio_stat $uniq) {
2102 if (my $f = new_from_file cf::object::thawer $uniq) { 2195 if (my $f = new_from_file cf::object::thawer $uniq) {
2103 $self->clear_unique_items; 2196 $self->clear_unique_items;
2104 $self->_load_objects ($f); 2197 $self->_load_objects ($f);
2105 $f->resolve_delayed_derefs; 2198 $f->resolve_delayed_derefs;
2199 }
2106 } 2200 }
2107 } 2201 }
2108 }
2109 2202
2110 $f->resolve_delayed_derefs; 2203 $f->resolve_delayed_derefs;
2204 } else {
2205 $self->post_load_original
2206 if delete $self->{load_original};
2207 }
2208
2209 $self->in_memory (cf::MAP_INACTIVE);
2111 2210
2112 cf::cede_to_tick; 2211 cf::cede_to_tick;
2113 # now do the right thing for maps 2212 # now do the right thing for maps
2114 $self->link_multipart_objects; 2213 $self->link_multipart_objects;
2115 $self->difficulty ($self->estimate_difficulty) 2214 $self->difficulty ($self->estimate_difficulty)
2119 unless ($self->{deny_activate}) { 2218 unless ($self->{deny_activate}) {
2120 $self->decay_objects; 2219 $self->decay_objects;
2121 $self->fix_auto_apply; 2220 $self->fix_auto_apply;
2122 $self->update_buttons; 2221 $self->update_buttons;
2123 cf::cede_to_tick; 2222 cf::cede_to_tick;
2124 $self->set_darkness_map; 2223 #$self->activate; # no longer activate maps automatically
2125 cf::cede_to_tick;
2126 $self->activate;
2127 } 2224 }
2128 2225
2129 $self->{last_save} = $cf::RUNTIME; 2226 $self->{last_save} = $cf::RUNTIME;
2130 $self->last_access ($cf::RUNTIME); 2227 $self->last_access ($cf::RUNTIME);
2131
2132 $self->in_memory (cf::MAP_ACTIVE);
2133 } 2228 }
2134 2229
2135 $self->post_load; 2230 $self->post_load;
2136}
2137 2231
2232 1
2233}
2234
2235# customize the map for a given player, i.e.
2236# return the _real_ map. used by e.g. per-player
2237# maps to change the path to ~playername/mappath
2138sub customise_for { 2238sub customise_for {
2139 my ($self, $ob) = @_; 2239 my ($self, $ob) = @_;
2140 2240
2141 return find "~" . $ob->name . "/" . $self->{path} 2241 return find "~" . $ob->name . "/" . $self->{path}
2142 if $self->per_player; 2242 if $self->per_player;
2158 or next; 2258 or next;
2159 $neigh = find $neigh, $map 2259 $neigh = find $neigh, $map
2160 or next; 2260 or next;
2161 $neigh->load; 2261 $neigh->load;
2162 2262
2263 # now find the diagonal neighbours
2163 push @neigh, 2264 push @neigh,
2164 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2265 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2165 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2266 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2166 } 2267 }
2167 2268
2174} 2275}
2175 2276
2176sub find_sync { 2277sub find_sync {
2177 my ($path, $origin) = @_; 2278 my ($path, $origin) = @_;
2178 2279
2179 cf::sync_job { find $path, $origin } 2280 # it's a bug to call this from the main context
2281 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2282 if $Coro::current == $Coro::main;
2283
2284 find $path, $origin
2180} 2285}
2181 2286
2182sub do_load_sync { 2287sub do_load_sync {
2183 my ($map) = @_; 2288 my ($map) = @_;
2184 2289
2290 # it's a bug to call this from the main context
2185 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2291 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186 if $Coro::current == $Coro::main; 2292 if $Coro::current == $Coro::main;
2187 2293
2188 cf::sync_job { $map->load }; 2294 $map->load;
2189} 2295}
2190 2296
2191our %MAP_PREFETCH; 2297our %MAP_PREFETCH;
2192our $MAP_PREFETCHER = undef; 2298our $MAP_PREFETCHER = undef;
2193 2299
2194sub find_async { 2300sub find_async {
2195 my ($path, $origin, $load) = @_; 2301 my ($path, $origin, $load) = @_;
2196 2302
2197 $path = normalise $path, $origin && $origin->{path}; 2303 $path = normalise $path, $origin;
2198 2304
2199 if (my $map = $cf::MAP{$path}) { 2305 if (my $map = $cf::MAP{$path}) {
2200 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE; 2306 return $map if !$load || $map->linkable;
2201 } 2307 }
2202 2308
2203 $MAP_PREFETCH{$path} |= $load; 2309 $MAP_PREFETCH{$path} |= $load;
2204 2310
2205 $MAP_PREFETCHER ||= cf::async { 2311 $MAP_PREFETCHER ||= cf::async {
2219 $MAP_PREFETCHER->prio (6); 2325 $MAP_PREFETCHER->prio (6);
2220 2326
2221 () 2327 ()
2222} 2328}
2223 2329
2330# common code, used by both ->save and ->swapout
2224sub save { 2331sub _save {
2225 my ($self) = @_; 2332 my ($self) = @_;
2226
2227 my $lock = cf::lock_acquire "map_data:$self->{path}";
2228 2333
2229 $self->{last_save} = $cf::RUNTIME; 2334 $self->{last_save} = $cf::RUNTIME;
2230 2335
2231 return unless $self->dirty; 2336 return unless $self->dirty;
2232 2337
2252 } else { 2357 } else {
2253 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2358 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254 } 2359 }
2255} 2360}
2256 2361
2362sub save {
2363 my ($self) = @_;
2364
2365 my $lock = cf::lock_acquire "map_data:$self->{path}";
2366
2367 $self->_save;
2368}
2369
2257sub swap_out { 2370sub swap_out {
2258 my ($self) = @_; 2371 my ($self) = @_;
2259 2372
2260 # save first because save cedes
2261 $self->save;
2262
2263 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2373 my $lock = cf::lock_acquire "map_data:$self->{path}";
2264 2374
2375 return if !$self->linkable;
2376 return if $self->{deny_save};
2265 return if $self->players; 2377 return if $self->players;
2266 return if $self->in_memory != cf::MAP_ACTIVE;
2267 return if $self->{deny_save};
2268 2378
2379 # first deactivate the map and "unlink" it from the core
2380 $self->deactivate;
2381 $_->clear_links_to ($self) for values %cf::MAP;
2269 $self->in_memory (cf::MAP_SWAPPED); 2382 $self->in_memory (cf::MAP_SWAPPED);
2383
2384 # then atomically save
2385 $self->_save;
2386
2387 # then free the map
2388 $self->clear;
2389}
2390
2391sub reset_at {
2392 my ($self) = @_;
2393
2394 # TODO: safety, remove and allow resettable per-player maps
2395 return 1e99 if $self->{deny_reset};
2396
2397 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2398 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2399
2400 $time + $to
2401}
2402
2403sub should_reset {
2404 my ($self) = @_;
2405
2406 $self->reset_at <= $cf::RUNTIME
2407}
2408
2409sub reset {
2410 my ($self) = @_;
2411
2412 my $lock = cf::lock_acquire "map_data:$self->{path}";
2413
2414 return if $self->players;
2415
2416 cf::trace "resetting map ", $self->path, "\n";
2417
2418 $self->in_memory (cf::MAP_SWAPPED);
2419
2420 # need to save uniques path
2421 unless ($self->{deny_save}) {
2422 my $uniq = $self->uniq_path; utf8::encode $uniq;
2423
2424 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2425 if $uniq;
2426 }
2427
2428 delete $cf::MAP{$self->path};
2270 2429
2271 $self->deactivate; 2430 $self->deactivate;
2272 $_->clear_links_to ($self) for values %cf::MAP; 2431 $_->clear_links_to ($self) for values %cf::MAP;
2273 $self->clear; 2432 $self->clear;
2274}
2275
2276sub reset_at {
2277 my ($self) = @_;
2278
2279 # TODO: safety, remove and allow resettable per-player maps
2280 return 1e99 if $self->{deny_reset};
2281
2282 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285 $time + $to
2286}
2287
2288sub should_reset {
2289 my ($self) = @_;
2290
2291 $self->reset_at <= $cf::RUNTIME
2292}
2293
2294sub reset {
2295 my ($self) = @_;
2296
2297 my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299 return if $self->players;
2300
2301 warn "resetting map ", $self->path;
2302
2303 $self->in_memory (cf::MAP_SWAPPED);
2304
2305 # need to save uniques path
2306 unless ($self->{deny_save}) {
2307 my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2310 if $uniq;
2311 }
2312
2313 delete $cf::MAP{$self->path};
2314
2315 $self->deactivate;
2316 $_->clear_links_to ($self) for values %cf::MAP;
2317 $self->clear;
2318 2433
2319 $self->unlink_save; 2434 $self->unlink_save;
2320 $self->destroy; 2435 $self->destroy;
2321} 2436}
2322 2437
2330 2445
2331 delete $cf::MAP{$self->path}; 2446 delete $cf::MAP{$self->path};
2332 2447
2333 $self->unlink_save; 2448 $self->unlink_save;
2334 2449
2335 bless $self, "cf::map"; 2450 bless $self, "cf::map::wrap";
2336 delete $self->{deny_reset}; 2451 delete $self->{deny_reset};
2337 $self->{deny_save} = 1; 2452 $self->{deny_save} = 1;
2338 $self->reset_timeout (1); 2453 $self->reset_timeout (1);
2339 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2454 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340 2455
2397 : normalise $_ 2512 : normalise $_
2398 } @{ aio_readdir $UNIQUEDIR or [] } 2513 } @{ aio_readdir $UNIQUEDIR or [] }
2399 ] 2514 ]
2400} 2515}
2401 2516
2517=item cf::map::static_maps
2518
2519Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2520file in the shared directory excluding F</styles> and F</editor>). May
2521block.
2522
2523=cut
2524
2525sub static_maps() {
2526 my @dirs = "";
2527 my @maps;
2528
2529 while (@dirs) {
2530 my $dir = shift @dirs;
2531
2532 next if $dir eq "/styles" || $dir eq "/editor";
2533
2534 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2535 or return;
2536
2537 for (@$files) {
2538 s/\.map$// or next;
2539 utf8::decode $_;
2540 push @maps, "$dir/$_";
2541 }
2542
2543 push @dirs, map "$dir/$_", @$dirs;
2544 }
2545
2546 \@maps
2547}
2548
2402=back 2549=back
2403 2550
2404=head3 cf::object 2551=head3 cf::object
2405 2552
2406=cut 2553=cut
2471 2618
2472our $SAY_CHANNEL = { 2619our $SAY_CHANNEL = {
2473 id => "say", 2620 id => "say",
2474 title => "Map", 2621 title => "Map",
2475 reply => "say ", 2622 reply => "say ",
2476 tooltip => "Things said to and replied from npcs near you and other players on the same map only.", 2623 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477}; 2624};
2478 2625
2479our $CHAT_CHANNEL = { 2626our $CHAT_CHANNEL = {
2480 id => "chat", 2627 id => "chat",
2481 title => "Chat", 2628 title => "Chat",
2536 2683
2537=item $player_object->enter_link 2684=item $player_object->enter_link
2538 2685
2539Freezes the player and moves him/her to a special map (C<{link}>). 2686Freezes the player and moves him/her to a special map (C<{link}>).
2540 2687
2541The player should be reasonably safe there for short amounts of time. You 2688The player should be reasonably safe there for short amounts of time (e.g.
2542I<MUST> call C<leave_link> as soon as possible, though. 2689for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2690though, as the player cannot control the character while it is on the link
2691map.
2543 2692
2544Will never block. 2693Will never block.
2545 2694
2546=item $player_object->leave_link ($map, $x, $y) 2695=item $player_object->leave_link ($map, $x, $y)
2547 2696
2567sub cf::object::player::enter_link { 2716sub cf::object::player::enter_link {
2568 my ($self) = @_; 2717 my ($self) = @_;
2569 2718
2570 $self->deactivate_recursive; 2719 $self->deactivate_recursive;
2571 2720
2721 ++$self->{_link_recursion};
2722
2572 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2723 return if UNIVERSAL::isa $self->map, "ext::map_link";
2573 2724
2574 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2725 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575 if $self->map && $self->map->{path} ne "{link}"; 2726 if $self->map && $self->map->{path} ne "{link}";
2576 2727
2577 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2728 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2578} 2729}
2579 2730
2580sub cf::object::player::leave_link { 2731sub cf::object::player::leave_link {
2581 my ($self, $map, $x, $y) = @_; 2732 my ($self, $map, $x, $y) = @_;
2582 2733
2599 ($x, $y) = (-1, -1) 2750 ($x, $y) = (-1, -1)
2600 unless (defined $x) && (defined $y); 2751 unless (defined $x) && (defined $y);
2601 2752
2602 # use -1 or undef as default coordinates, not 0, 0 2753 # use -1 or undef as default coordinates, not 0, 0
2603 ($x, $y) = ($map->enter_x, $map->enter_y) 2754 ($x, $y) = ($map->enter_x, $map->enter_y)
2604 if $x <=0 && $y <= 0; 2755 if $x <= 0 && $y <= 0;
2605 2756
2606 $map->load; 2757 $map->load;
2607 $map->load_neighbours; 2758 $map->load_neighbours;
2608 2759
2609 return unless $self->contr->active; 2760 return unless $self->contr->active;
2610 $self->activate_recursive;
2611 2761
2612 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2762 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613 $self->enter_map ($map, $x, $y); 2763 if ($self->enter_map ($map, $x, $y)) {
2614} 2764 # entering was successful
2765 delete $self->{_link_recursion};
2766 # only activate afterwards, to support waiting in hooks
2767 $self->activate_recursive;
2768 }
2615 2769
2770}
2771
2616=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2772=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617 2773
2618Moves the player to the given map-path and coordinates by first freezing 2774Moves the player to the given map-path and coordinates by first freezing
2619her, loading and preparing them map, calling the provided $check callback 2775her, loading and preparing them map, calling the provided $check callback
2620that has to return the map if sucecssful, and then unfreezes the player on 2776that has to return the map if sucecssful, and then unfreezes the player on
2621the new (success) or old (failed) map position. In either case, $done will 2777the new (success) or old (failed) map position. In either case, $done will
2628 2784
2629our $GOTOGEN; 2785our $GOTOGEN;
2630 2786
2631sub cf::object::player::goto { 2787sub cf::object::player::goto {
2632 my ($self, $path, $x, $y, $check, $done) = @_; 2788 my ($self, $path, $x, $y, $check, $done) = @_;
2789
2790 if ($self->{_link_recursion} >= $MAX_LINKS) {
2791 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2792 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2793 ($path, $x, $y) = @$EMERGENCY_POSITION;
2794 }
2633 2795
2634 # do generation counting so two concurrent goto's will be executed in-order 2796 # do generation counting so two concurrent goto's will be executed in-order
2635 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2797 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636 2798
2637 $self->enter_link; 2799 $self->enter_link;
2657 ($path, $x, $y) = (undef, undef, undef); 2819 ($path, $x, $y) = (undef, undef, undef);
2658 } 2820 }
2659 } 2821 }
2660 2822
2661 my $map = eval { 2823 my $map = eval {
2662 my $map = defined $path ? cf::map::find $path : undef; 2824 my $map = defined $path ? cf::map::find $path, $self->map : undef;
2663 2825
2664 if ($map) { 2826 if ($map) {
2665 $map = $map->customise_for ($self); 2827 $map = $map->customise_for ($self);
2666 $map = $check->($map) if $check && $map; 2828 $map = $check->($map, $x, $y, $self) if $check && $map;
2667 } else { 2829 } else {
2668 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2830 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669 } 2831 }
2670 2832
2671 $map 2833 $map
2679 if ($gen == $self->{_goto_generation}) { 2841 if ($gen == $self->{_goto_generation}) {
2680 delete $self->{_goto_generation}; 2842 delete $self->{_goto_generation};
2681 $self->leave_link ($map, $x, $y); 2843 $self->leave_link ($map, $x, $y);
2682 } 2844 }
2683 2845
2684 $done->() if $done; 2846 $done->($self) if $done;
2685 })->prio (1); 2847 })->prio (1);
2686} 2848}
2687 2849
2688=item $player_object->enter_exit ($exit_object) 2850=item $player_object->enter_exit ($exit_object)
2689 2851
2757 $Coro::current->{desc} = "enter_exit"; 2919 $Coro::current->{desc} = "enter_exit";
2758 2920
2759 unless (eval { 2921 unless (eval {
2760 $self->deactivate_recursive; # just to be sure 2922 $self->deactivate_recursive; # just to be sure
2761 2923
2762 # random map handling
2763 {
2764 my $guard = cf::lock_acquire "exit_prepare:$exit";
2765
2766 prepare_random_map $exit
2767 if $exit->slaying eq "/!";
2768 }
2769
2770 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path; 2924 my $map = cf::map::normalise $exit->slaying, $exit->map;
2771 my $x = $exit->stats->hp; 2925 my $x = $exit->stats->hp;
2772 my $y = $exit->stats->sp; 2926 my $y = $exit->stats->sp;
2927
2928 # special map handling
2929 my $slaying = $exit->slaying;
2930
2931 # special map handling
2932 if ($slaying eq "/!") {
2933 my $guard = cf::lock_acquire "exit_prepare:$exit";
2934
2935 prepare_random_map $exit
2936 if $exit->slaying eq "/!"; # need to re-check after getting the lock
2937
2938 $map = $exit->slaying;
2939
2940 } elsif ($slaying eq '!up') {
2941 $map = $exit->map->tile_path (cf::TILE_UP);
2942 $x = $exit->x;
2943 $y = $exit->y;
2944
2945 } elsif ($slaying eq '!down') {
2946 $map = $exit->map->tile_path (cf::TILE_DOWN);
2947 $x = $exit->x;
2948 $y = $exit->y;
2949 }
2773 2950
2774 $self->goto ($map, $x, $y); 2951 $self->goto ($map, $x, $y);
2775 2952
2776 # if exit is damned, update players death & WoR home-position 2953 # if exit is damned, update players death & WoR home-position
2777 $self->contr->savebed ($map, $x, $y) 2954 $self->contr->savebed ($map, $x, $y)
2778 if $exit->flag (cf::FLAG_DAMNED); 2955 if $exit->flag (cf::FLAG_DAMNED);
2779 2956
2780 1 2957 1
2781 }) { 2958 }) {
2782 $self->message ("Something went wrong deep within the crossfire server. " 2959 $self->message ("Something went wrong deep within the deliantra server. "
2783 . "I'll try to bring you back to the map you were before. " 2960 . "I'll try to bring you back to the map you were before. "
2784 . "Please report this to the dungeon master!", 2961 . "Please report this to the dungeon master!",
2785 cf::NDI_UNIQUE | cf::NDI_RED); 2962 cf::NDI_UNIQUE | cf::NDI_RED);
2786 2963
2787 warn "ERROR in enter_exit: $@"; 2964 error "ERROR in enter_exit: $@";
2788 $self->leave_link; 2965 $self->leave_link;
2789 } 2966 }
2790 })->prio (1); 2967 })->prio (1);
2791} 2968}
2792 2969
2804sub cf::client::send_drawinfo { 2981sub cf::client::send_drawinfo {
2805 my ($self, $text, $flags) = @_; 2982 my ($self, $text, $flags) = @_;
2806 2983
2807 utf8::encode $text; 2984 utf8::encode $text;
2808 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2985 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2986}
2987
2988=item $client->send_big_packet ($pkt)
2989
2990Like C<send_packet>, but tries to compress large packets, and fragments
2991them as required.
2992
2993=cut
2994
2995our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2996
2997sub cf::client::send_big_packet {
2998 my ($self, $pkt) = @_;
2999
3000 # try lzf for large packets
3001 $pkt = "lzf " . Compress::LZF::compress $pkt
3002 if 1024 <= length $pkt and $self->{can_lzf};
3003
3004 # split very large packets
3005 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
3006 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
3007 $pkt = "frag";
3008 }
3009
3010 $self->send_packet ($pkt);
2809} 3011}
2810 3012
2811=item $client->send_msg ($channel, $msg, $color, [extra...]) 3013=item $client->send_msg ($channel, $msg, $color, [extra...])
2812 3014
2813Send a drawinfo or msg packet to the client, formatting the msg for the 3015Send a drawinfo or msg packet to the client, formatting the msg for the
2817 3019
2818=cut 3020=cut
2819 3021
2820# non-persistent channels (usually the info channel) 3022# non-persistent channels (usually the info channel)
2821our %CHANNEL = ( 3023our %CHANNEL = (
3024 "c/motd" => {
3025 id => "infobox",
3026 title => "MOTD",
3027 reply => undef,
3028 tooltip => "The message of the day",
3029 },
2822 "c/identify" => { 3030 "c/identify" => {
2823 id => "infobox", 3031 id => "infobox",
2824 title => "Identify", 3032 title => "Identify",
2825 reply => undef, 3033 reply => undef,
2826 tooltip => "Items recently identified", 3034 tooltip => "Items recently identified",
2828 "c/examine" => { 3036 "c/examine" => {
2829 id => "infobox", 3037 id => "infobox",
2830 title => "Examine", 3038 title => "Examine",
2831 reply => undef, 3039 reply => undef,
2832 tooltip => "Signs and other items you examined", 3040 tooltip => "Signs and other items you examined",
3041 },
3042 "c/shopinfo" => {
3043 id => "infobox",
3044 title => "Shop Info",
3045 reply => undef,
3046 tooltip => "What your bargaining skill tells you about the shop",
2833 }, 3047 },
2834 "c/book" => { 3048 "c/book" => {
2835 id => "infobox", 3049 id => "infobox",
2836 title => "Book", 3050 title => "Book",
2837 reply => undef, 3051 reply => undef,
2853 id => "infobox", 3067 id => "infobox",
2854 title => "Body Parts", 3068 title => "Body Parts",
2855 reply => undef, 3069 reply => undef,
2856 tooltip => "Shows which body parts you posess and are available", 3070 tooltip => "Shows which body parts you posess and are available",
2857 }, 3071 },
3072 "c/statistics" => {
3073 id => "infobox",
3074 title => "Statistics",
3075 reply => undef,
3076 tooltip => "Shows your primary statistics",
3077 },
3078 "c/skills" => {
3079 id => "infobox",
3080 title => "Skills",
3081 reply => undef,
3082 tooltip => "Shows your experience per skill and item power",
3083 },
3084 "c/shopitems" => {
3085 id => "infobox",
3086 title => "Shop Items",
3087 reply => undef,
3088 tooltip => "Shows the items currently for sale in this shop",
3089 },
3090 "c/resistances" => {
3091 id => "infobox",
3092 title => "Resistances",
3093 reply => undef,
3094 tooltip => "Shows your resistances",
3095 },
3096 "c/pets" => {
3097 id => "infobox",
3098 title => "Pets",
3099 reply => undef,
3100 tooltip => "Shows information abotu your pets/a specific pet",
3101 },
3102 "c/perceiveself" => {
3103 id => "infobox",
3104 title => "Perceive Self",
3105 reply => undef,
3106 tooltip => "You gained detailed knowledge about yourself",
3107 },
2858 "c/uptime" => { 3108 "c/uptime" => {
2859 id => "infobox", 3109 id => "infobox",
2860 title => "Uptime", 3110 title => "Uptime",
2861 reply => undef, 3111 reply => undef,
2862 tooltip => "How long the server has been running since last restart", 3112 tooltip => "How long the server has been running since last restart",
2871 id => "party", 3121 id => "party",
2872 title => "Party", 3122 title => "Party",
2873 reply => "gsay ", 3123 reply => "gsay ",
2874 tooltip => "Messages and chat related to your party", 3124 tooltip => "Messages and chat related to your party",
2875 }, 3125 },
3126 "c/death" => {
3127 id => "death",
3128 title => "Death",
3129 reply => undef,
3130 tooltip => "Reason for and more info about your most recent death",
3131 },
3132 "c/say" => $SAY_CHANNEL,
3133 "c/chat" => $CHAT_CHANNEL,
2876); 3134);
2877 3135
2878sub cf::client::send_msg { 3136sub cf::client::send_msg {
2879 my ($self, $channel, $msg, $color, @extra) = @_; 3137 my ($self, $channel, $msg, $color, @extra) = @_;
2880 3138
2881 $msg = $self->pl->expand_cfpod ($msg); 3139 $msg = $self->pl->expand_cfpod ($msg)
3140 unless $color & cf::NDI_VERBATIM;
2882 3141
2883 $color &= cf::NDI_CLIENT_MASK; # just in case... 3142 $color &= cf::NDI_CLIENT_MASK; # just in case...
2884 3143
2885 # check predefined channels, for the benefit of C 3144 # check predefined channels, for the benefit of C
2886 if ($CHANNEL{$channel}) { 3145 if ($CHANNEL{$channel}) {
2887 $channel = $CHANNEL{$channel}; 3146 $channel = $CHANNEL{$channel};
2888 3147
2889 $self->ext_msg (channel_info => $channel) 3148 $self->ext_msg (channel_info => $channel);
2890 if $self->can_msg;
2891
2892 $channel = $channel->{id}; 3149 $channel = $channel->{id};
2893 3150
2894 } elsif (ref $channel) { 3151 } elsif (ref $channel) {
2895 # send meta info to client, if not yet sent 3152 # send meta info to client, if not yet sent
2896 unless (exists $self->{channel}{$channel->{id}}) { 3153 unless (exists $self->{channel}{$channel->{id}}) {
2897 $self->{channel}{$channel->{id}} = $channel; 3154 $self->{channel}{$channel->{id}} = $channel;
2898 $self->ext_msg (channel_info => $channel) 3155 $self->ext_msg (channel_info => $channel);
2899 if $self->can_msg;
2900 } 3156 }
2901 3157
2902 $channel = $channel->{id}; 3158 $channel = $channel->{id};
2903 } 3159 }
2904 3160
2905 return unless @extra || length $msg; 3161 return unless @extra || length $msg;
2906 3162
2907 if ($self->can_msg) {
2908 # default colour, mask it out 3163 # default colour, mask it out
2909 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3164 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910 if $color & cf::NDI_DEF; 3165 if $color & cf::NDI_DEF;
2911 3166
2912 my $pkt = "msg " 3167 my $pkt = "msg "
2913 . $self->{json_coder}->encode ( 3168 . $self->{json_coder}->encode (
2914 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra] 3169 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915 ); 3170 );
2916 3171
2917 # try lzf for large packets
2918 $pkt = "lzf " . Compress::LZF::compress $pkt
2919 if 1024 <= length $pkt and $self->{can_lzf};
2920
2921 # split very large packets
2922 if (8192 < length $pkt and $self->{can_lzf}) {
2923 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924 $pkt = "frag";
2925 }
2926
2927 $self->send_packet ($pkt); 3172 $self->send_big_packet ($pkt);
2928 } else {
2929 if ($color >= 0) {
2930 # replace some tags by gcfclient-compatible ones
2931 for ($msg) {
2932 1 while
2933 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938 }
2939
2940 $color &= cf::NDI_COLOR_MASK;
2941
2942 utf8::encode $msg;
2943
2944 if (0 && $msg =~ /\[/) {
2945 # COMMAND/INFO
2946 $self->send_packet ("drawextinfo $color 10 8 $msg")
2947 } else {
2948 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949 $self->send_packet ("drawinfo $color $msg")
2950 }
2951 }
2952 }
2953} 3173}
2954 3174
2955=item $client->ext_msg ($type, @msg) 3175=item $client->ext_msg ($type, @msg)
2956 3176
2957Sends an ext event to the client. 3177Sends an ext event to the client.
2960 3180
2961sub cf::client::ext_msg($$@) { 3181sub cf::client::ext_msg($$@) {
2962 my ($self, $type, @msg) = @_; 3182 my ($self, $type, @msg) = @_;
2963 3183
2964 if ($self->extcmd == 2) { 3184 if ($self->extcmd == 2) {
2965 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3185 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966 } elsif ($self->extcmd == 1) { # TODO: remove 3186 } elsif ($self->extcmd == 1) { # TODO: remove
2967 push @msg, msgtype => "event_$type"; 3187 push @msg, msgtype => "event_$type";
2968 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3188 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969 } 3189 }
2970} 3190}
2971 3191
2972=item $client->ext_reply ($msgid, @msg) 3192=item $client->ext_reply ($msgid, @msg)
2973 3193
2977 3197
2978sub cf::client::ext_reply($$@) { 3198sub cf::client::ext_reply($$@) {
2979 my ($self, $id, @msg) = @_; 3199 my ($self, $id, @msg) = @_;
2980 3200
2981 if ($self->extcmd == 2) { 3201 if ($self->extcmd == 2) {
2982 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3202 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983 } elsif ($self->extcmd == 1) { 3203 } elsif ($self->extcmd == 1) {
2984 #TODO: version 1, remove 3204 #TODO: version 1, remove
2985 unshift @msg, msgtype => "reply", msgid => $id; 3205 unshift @msg, msgtype => "reply", msgid => $id;
2986 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3206 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987 } 3207 }
2988} 3208}
2989 3209
2990=item $success = $client->query ($flags, "text", \&cb) 3210=item $success = $client->query ($flags, "text", \&cb)
2991 3211
3062 3282
3063 $ns->ext_reply ($reply, @reply) 3283 $ns->ext_reply ($reply, @reply)
3064 if $reply; 3284 if $reply;
3065 3285
3066 } else { 3286 } else {
3067 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3287 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3068 } 3288 }
3069 3289
3070 cf::override; 3290 cf::override;
3071 }, 3291 },
3072); 3292);
3092 3312
3093 $coro 3313 $coro
3094} 3314}
3095 3315
3096cf::client->attach ( 3316cf::client->attach (
3097 on_destroy => sub { 3317 on_client_destroy => sub {
3098 my ($ns) = @_; 3318 my ($ns) = @_;
3099 3319
3100 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3320 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101 }, 3321 },
3102); 3322);
3118our $safe_hole = new Safe::Hole; 3338our $safe_hole = new Safe::Hole;
3119 3339
3120$SIG{FPE} = 'IGNORE'; 3340$SIG{FPE} = 'IGNORE';
3121 3341
3122$safe->permit_only (Opcode::opset qw( 3342$safe->permit_only (Opcode::opset qw(
3123 :base_core :base_mem :base_orig :base_math 3343 :base_core :base_mem :base_orig :base_math :base_loop
3124 grepstart grepwhile mapstart mapwhile 3344 grepstart grepwhile mapstart mapwhile
3125 sort time 3345 sort time
3126)); 3346));
3127 3347
3128# here we export the classes and methods available to script code 3348# here we export the classes and methods available to script code
3132The following functions and methods are available within a safe environment: 3352The following functions and methods are available within a safe environment:
3133 3353
3134 cf::object 3354 cf::object
3135 contr pay_amount pay_player map x y force_find force_add destroy 3355 contr pay_amount pay_player map x y force_find force_add destroy
3136 insert remove name archname title slaying race decrease split 3356 insert remove name archname title slaying race decrease split
3357 value
3137 3358
3138 cf::object::player 3359 cf::object::player
3139 player 3360 player
3140 3361
3141 cf::player 3362 cf::player
3147=cut 3368=cut
3148 3369
3149for ( 3370for (
3150 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3371 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151 insert remove inv nrof name archname title slaying race 3372 insert remove inv nrof name archname title slaying race
3152 decrease split destroy change_exp)], 3373 decrease split destroy change_exp value msg lore send_msg)],
3153 ["cf::object::player" => qw(player)], 3374 ["cf::object::player" => qw(player)],
3154 ["cf::player" => qw(peaceful)], 3375 ["cf::player" => qw(peaceful send_msg)],
3155 ["cf::map" => qw(trigger)], 3376 ["cf::map" => qw(trigger)],
3156) { 3377) {
3157 no strict 'refs';
3158 my ($pkg, @funs) = @$_; 3378 my ($pkg, @funs) = @$_;
3159 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3379 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3160 for @funs; 3380 for @funs;
3161} 3381}
3162 3382
3177 3397
3178 my $qcode = $code; 3398 my $qcode = $code;
3179 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3399 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3180 $qcode =~ s/\n/\\n/g; 3400 $qcode =~ s/\n/\\n/g;
3181 3401
3402 %vars = (_dummy => 0) unless %vars;
3403
3404 my @res;
3182 local $_; 3405 local $_;
3183 local @safe::cf::_safe_eval_args = values %vars;
3184 3406
3185 my $eval = 3407 my $eval =
3186 "do {\n" 3408 "do {\n"
3187 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3409 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188 . "#line 0 \"{$qcode}\"\n" 3410 . "#line 0 \"{$qcode}\"\n"
3189 . $code 3411 . $code
3190 . "\n}" 3412 . "\n}"
3191 ; 3413 ;
3192 3414
3415 if ($CFG{safe_eval}) {
3193 sub_generation_inc; 3416 sub_generation_inc;
3417 local @safe::cf::_safe_eval_args = values %vars;
3194 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3418 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195 sub_generation_inc; 3419 sub_generation_inc;
3420 } else {
3421 local @cf::_safe_eval_args = values %vars;
3422 @res = wantarray ? eval eval : scalar eval $eval;
3423 }
3196 3424
3197 if ($@) { 3425 if ($@) {
3198 warn "$@"; 3426 warn "$@",
3199 warn "while executing safe code '$code'\n"; 3427 "while executing safe code '$code'\n",
3200 warn "with arguments " . (join " ", %vars) . "\n"; 3428 "with arguments " . (join " ", %vars) . "\n";
3201 } 3429 }
3202 3430
3203 wantarray ? @res : $res[0] 3431 wantarray ? @res : $res[0]
3204} 3432}
3205 3433
3219=cut 3447=cut
3220 3448
3221sub register_script_function { 3449sub register_script_function {
3222 my ($fun, $cb) = @_; 3450 my ($fun, $cb) = @_;
3223 3451
3224 no strict 'refs'; 3452 $fun = "safe::$fun" if $CFG{safe_eval};
3225 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3453 *$fun = $safe_hole->wrap ($cb);
3226} 3454}
3227 3455
3228=back 3456=back
3229 3457
3230=cut 3458=cut
3239 # for this (global event?) 3467 # for this (global event?)
3240 %ext::player_env::MUSIC_FACE_CACHE = (); 3468 %ext::player_env::MUSIC_FACE_CACHE = ();
3241 3469
3242 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3470 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3243 3471
3244 warn "loading facedata from $path\n"; 3472 trace "loading facedata from $path\n";
3245 3473
3246 my $facedata; 3474 my $facedata = decode_storable load_file $path;
3247 0 < aio_load $path, $facedata
3248 or die "$path: $!";
3249
3250 $facedata = Coro::Storable::thaw $facedata;
3251 3475
3252 $facedata->{version} == 2 3476 $facedata->{version} == 2
3253 or cf::cleanup "$path: version mismatch, cannot proceed."; 3477 or cf::cleanup "$path: version mismatch, cannot proceed.";
3254 3478
3255 # patch in the exptable 3479 # patch in the exptable
3480 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256 $facedata->{resource}{"res/exp_table"} = { 3481 $facedata->{resource}{"res/exp_table"} = {
3257 type => FT_RSRC, 3482 type => FT_RSRC,
3258 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3483 data => $exp_table,
3484 hash => (Digest::MD5::md5 $exp_table),
3259 }; 3485 };
3260 cf::cede_to_tick; 3486 cf::cede_to_tick;
3261 3487
3262 { 3488 {
3263 my $faces = $facedata->{faceinfo}; 3489 my $faces = $facedata->{faceinfo};
3265 while (my ($face, $info) = each %$faces) { 3491 while (my ($face, $info) = each %$faces) {
3266 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3492 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267 3493
3268 cf::face::set_visibility $idx, $info->{visibility}; 3494 cf::face::set_visibility $idx, $info->{visibility};
3269 cf::face::set_magicmap $idx, $info->{magicmap}; 3495 cf::face::set_magicmap $idx, $info->{magicmap};
3270 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3496 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3497 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3498 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3272 3499
3273 cf::cede_to_tick; 3500 cf::cede_to_tick;
3274 } 3501 }
3275 3502
3276 while (my ($face, $info) = each %$faces) { 3503 while (my ($face, $info) = each %$faces) {
3281 3508
3282 if (my $smooth = cf::face::find $info->{smooth}) { 3509 if (my $smooth = cf::face::find $info->{smooth}) {
3283 cf::face::set_smooth $idx, $smooth; 3510 cf::face::set_smooth $idx, $smooth;
3284 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3511 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3285 } else { 3512 } else {
3286 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3513 error "smooth face '$info->{smooth}' not found for face '$face'";
3287 } 3514 }
3288 3515
3289 cf::cede_to_tick; 3516 cf::cede_to_tick;
3290 } 3517 }
3291 } 3518 }
3300 3527
3301 cf::anim::invalidate_all; # d'oh 3528 cf::anim::invalidate_all; # d'oh
3302 } 3529 }
3303 3530
3304 { 3531 {
3305 # TODO: for gcfclient pleasure, we should give resources
3306 # that gcfclient doesn't grok a >10000 face index.
3307 my $res = $facedata->{resource}; 3532 my $res = $facedata->{resource};
3308 3533
3309 while (my ($name, $info) = each %$res) { 3534 while (my ($name, $info) = each %$res) {
3310 if (defined $info->{type}) { 3535 if (defined $info->{type}) {
3311 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3536 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312 my $data;
3313 3537
3314 if ($info->{type} & 1) { 3538 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315 # prepend meta info
3316
3317 my $meta = $enc->encode ({
3318 name => $name,
3319 %{ $info->{meta} || {} },
3320 });
3321
3322 $data = pack "(w/a*)*", $meta, $info->{data};
3323 } else {
3324 $data = $info->{data};
3325 }
3326
3327 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328 cf::face::set_type $idx, $info->{type}; 3539 cf::face::set_type $idx, $info->{type};
3329 } else { 3540 } else {
3330 $RESOURCE{$name} = $info; 3541 $RESOURCE{$name} = $info; # unused
3331 } 3542 }
3332 3543
3333 cf::cede_to_tick; 3544 cf::cede_to_tick;
3334 } 3545 }
3335 } 3546 }
3336 3547
3337 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3548 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3338 3549
3339 1 3550 1
3340} 3551}
3341
3342cf::global->attach (on_resource_update => sub {
3343 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3344 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3345
3346 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3347 my $sound = $soundconf->{compat}[$_]
3348 or next;
3349
3350 my $face = cf::face::find "sound/$sound->[1]";
3351 cf::sound::set $sound->[0] => $face;
3352 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3353 }
3354
3355 while (my ($k, $v) = each %{$soundconf->{event}}) {
3356 my $face = cf::face::find "sound/$v";
3357 cf::sound::set $k => $face;
3358 }
3359 }
3360});
3361 3552
3362register_exticmd fx_want => sub { 3553register_exticmd fx_want => sub {
3363 my ($ns, $want) = @_; 3554 my ($ns, $want) = @_;
3364 3555
3365 while (my ($k, $v) = each %$want) { 3556 while (my ($k, $v) = each %$want) {
3404sub reload_treasures { 3595sub reload_treasures {
3405 load_resource_file "$DATADIR/treasures" 3596 load_resource_file "$DATADIR/treasures"
3406 or die "unable to load treasurelists\n"; 3597 or die "unable to load treasurelists\n";
3407} 3598}
3408 3599
3600sub reload_sound {
3601 trace "loading sound config from $DATADIR/sound\n";
3602
3603 my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3604
3605 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3606 my $sound = $soundconf->{compat}[$_]
3607 or next;
3608
3609 my $face = cf::face::find "sound/$sound->[1]";
3610 cf::sound::set $sound->[0] => $face;
3611 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3612 }
3613
3614 while (my ($k, $v) = each %{$soundconf->{event}}) {
3615 my $face = cf::face::find "sound/$v";
3616 cf::sound::set $k => $face;
3617 }
3618}
3619
3409sub reload_resources { 3620sub reload_resources {
3410 warn "reloading resource files...\n"; 3621 trace "reloading resource files...\n";
3411 3622
3623 reload_exp_table;
3624 reload_materials;
3412 reload_facedata; 3625 reload_facedata;
3626 reload_sound;
3413 reload_archetypes; 3627 reload_archetypes;
3414 reload_regions; 3628 reload_regions;
3415 reload_treasures; 3629 reload_treasures;
3416 3630
3417 warn "finished reloading resource files\n"; 3631 trace "finished reloading resource files\n";
3418}
3419
3420sub init {
3421 my $guard = freeze_mainloop;
3422
3423 evthread_start IO::AIO::poll_fileno;
3424
3425 reload_resources;
3426} 3632}
3427 3633
3428sub reload_config { 3634sub reload_config {
3429 open my $fh, "<:utf8", "$CONFDIR/config" 3635 trace "reloading config file...\n";
3430 or return;
3431 3636
3432 local $/; 3637 my $config = load_file "$CONFDIR/config";
3433 *CFG = YAML::Load <$fh>; 3638 utf8::decode $config;
3639 *CFG = decode_yaml $config;
3434 3640
3435 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3641 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436 3642
3437 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3643 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3644 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439 3645
3440 if (exists $CFG{mlockall}) { 3646 if (exists $CFG{mlockall}) {
3444 }; 3650 };
3445 warn $@ if $@; 3651 warn $@ if $@;
3446 } 3652 }
3447} 3653}
3448 3654
3655sub pidfile() {
3656 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3657 or die "$PIDFILE: $!";
3658 flock $fh, &Fcntl::LOCK_EX
3659 or die "$PIDFILE: flock: $!";
3660 $fh
3661}
3662
3663# make sure only one server instance is running at any one time
3664sub atomic {
3665 my $fh = pidfile;
3666
3667 my $pid = <$fh>;
3668 kill 9, $pid if $pid > 0;
3669
3670 seek $fh, 0, 0;
3671 print $fh $$;
3672}
3673
3674sub main_loop {
3675 trace "EV::loop starting\n";
3676 if (1) {
3677 EV::loop;
3678 }
3679 trace "EV::loop returned\n";
3680 goto &main_loop unless $REALLY_UNLOOP;
3681}
3682
3449sub main { 3683sub main {
3684 cf::init_globals; # initialise logging
3685
3686 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3687 LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3688 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3689 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3690
3691 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3692
3450 # we must not ever block the main coroutine 3693 # we must not ever block the main coroutine
3451 local $Coro::idle = sub { 3694 local $Coro::idle = sub {
3452 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3695 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453 (async { 3696 (async {
3454 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3697 $Coro::current->{desc} = "IDLE BUG HANDLER";
3455 EV::loop EV::LOOP_ONESHOT; 3698 EV::loop EV::LOOP_ONESHOT;
3456 })->prio (Coro::PRIO_MAX); 3699 })->prio (Coro::PRIO_MAX);
3457 }; 3700 };
3458 3701
3459 { 3702 evthread_start IO::AIO::poll_fileno;
3460 my $guard = freeze_mainloop; 3703
3704 cf::sync_job {
3705 cf::incloader::init ();
3706
3707 cf::init_anim;
3708 cf::init_attackmess;
3709 cf::init_dynamic;
3710
3711 cf::load_settings;
3712
3713 reload_resources;
3461 reload_config; 3714 reload_config;
3462 db_init; 3715 db_init;
3716
3717 cf::init_uuid;
3718 cf::init_signals;
3719 cf::init_skills;
3720
3721 cf::init_beforeplay;
3722
3723 atomic;
3724
3463 load_extensions; 3725 load_extensions;
3464 3726
3465 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3727 utime time, time, $RUNTIMEFILE;
3728
3729 # no (long-running) fork's whatsoever before this point(!)
3730 use POSIX ();
3731 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3732
3733 cf::_post_init 0;
3466 } 3734 };
3467 3735
3468 EV::loop; 3736 cf::object::thawer::errors_are_fatal 0;
3737 info "parse errors in files are no longer fatal from this point on.\n";
3738
3739 my $free_main; $free_main = EV::idle sub {
3740 undef $free_main;
3741 undef &main; # free gobs of memory :)
3742 };
3743
3744 goto &main_loop;
3469} 3745}
3470 3746
3471############################################################################# 3747#############################################################################
3472# initialisation and cleanup 3748# initialisation and cleanup
3473 3749
3474# install some emergency cleanup handlers 3750# install some emergency cleanup handlers
3475BEGIN { 3751BEGIN {
3476 our %SIGWATCHER = (); 3752 our %SIGWATCHER = ();
3477 for my $signal (qw(INT HUP TERM)) { 3753 for my $signal (qw(INT HUP TERM)) {
3478 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3754 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3479 cf::cleanup "SIG$signal"; 3755 cf::cleanup "SIG$signal";
3480 }; 3756 };
3481 } 3757 }
3482} 3758}
3483 3759
3484sub write_runtime_sync { 3760sub write_runtime_sync {
3485 my $runtime = "$LOCALDIR/runtime"; 3761 my $t0 = AE::time;
3486 3762
3487 # first touch the runtime file to show we are still running: 3763 # first touch the runtime file to show we are still running:
3488 # the fsync below can take a very very long time. 3764 # the fsync below can take a very very long time.
3489 3765
3490 IO::AIO::aio_utime $runtime, undef, undef; 3766 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491 3767
3492 my $guard = cf::lock_acquire "write_runtime"; 3768 my $guard = cf::lock_acquire "write_runtime";
3493 3769
3494 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3770 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495 or return; 3771 or return;
3496 3772
3497 my $value = $cf::RUNTIME + 90 + 10; 3773 my $value = $cf::RUNTIME + 90 + 10;
3498 # 10 is the runtime save interval, for a monotonic clock 3774 # 10 is the runtime save interval, for a monotonic clock
3499 # 60 allows for the watchdog to kill the server. 3775 # 60 allows for the watchdog to kill the server.
3509 aio_utime $fh, undef, undef; 3785 aio_utime $fh, undef, undef;
3510 3786
3511 close $fh 3787 close $fh
3512 or return; 3788 or return;
3513 3789
3514 aio_rename "$runtime~", $runtime 3790 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515 and return; 3791 and return;
3516 3792
3517 warn "runtime file written.\n"; 3793 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518 3794
3519 1 3795 1
3520} 3796}
3521 3797
3522our $uuid_lock; 3798our $uuid_lock;
3531 my $uuid = "$LOCALDIR/uuid"; 3807 my $uuid = "$LOCALDIR/uuid";
3532 3808
3533 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3809 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534 or return; 3810 or return;
3535 3811
3536 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3812 my $value = uuid_seq uuid_cur;
3813
3814 unless ($value) {
3815 info "cowardly refusing to write zero uuid value!\n";
3816 return;
3817 }
3818
3819 my $value = uuid_str $value + $uuid_skip;
3537 $uuid_skip = 0; 3820 $uuid_skip = 0;
3538 3821
3539 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3822 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3540 and return; 3823 and return;
3541 3824
3547 or return; 3830 or return;
3548 3831
3549 aio_rename "$uuid~", $uuid 3832 aio_rename "$uuid~", $uuid
3550 and return; 3833 and return;
3551 3834
3552 warn "uuid file written ($value).\n"; 3835 trace "uuid file written ($value).\n";
3553 3836
3554 1 3837 1
3555 3838
3556} 3839}
3557 3840
3563} 3846}
3564 3847
3565sub emergency_save() { 3848sub emergency_save() {
3566 my $freeze_guard = cf::freeze_mainloop; 3849 my $freeze_guard = cf::freeze_mainloop;
3567 3850
3568 warn "enter emergency perl save\n"; 3851 info "emergency_perl_save: enter\n";
3852
3853 # this is a trade-off: we want to be very quick here, so
3854 # save all maps without fsync, and later call a global sync
3855 # (which in turn might be very very slow)
3856 local $USE_FSYNC = 0;
3569 3857
3570 cf::sync_job { 3858 cf::sync_job {
3859 cf::write_runtime_sync; # external watchdog should not bark
3860
3571 # use a peculiar iteration method to avoid tripping on perl 3861 # use a peculiar iteration method to avoid tripping on perl
3572 # refcount bugs in for. also avoids problems with players 3862 # refcount bugs in for. also avoids problems with players
3573 # and maps saved/destroyed asynchronously. 3863 # and maps saved/destroyed asynchronously.
3574 warn "begin emergency player save\n"; 3864 info "emergency_perl_save: begin player save\n";
3575 for my $login (keys %cf::PLAYER) { 3865 for my $login (keys %cf::PLAYER) {
3576 my $pl = $cf::PLAYER{$login} or next; 3866 my $pl = $cf::PLAYER{$login} or next;
3577 $pl->valid or next; 3867 $pl->valid or next;
3578 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3868 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579 $pl->save; 3869 $pl->save;
3580 } 3870 }
3581 warn "end emergency player save\n"; 3871 info "emergency_perl_save: end player save\n";
3582 3872
3583 warn "begin emergency map save\n"; 3873 cf::write_runtime_sync; # external watchdog should not bark
3874
3875 info "emergency_perl_save: begin map save\n";
3584 for my $path (keys %cf::MAP) { 3876 for my $path (keys %cf::MAP) {
3585 my $map = $cf::MAP{$path} or next; 3877 my $map = $cf::MAP{$path} or next;
3586 $map->valid or next; 3878 $map->valid or next;
3587 $map->save; 3879 $map->save;
3588 } 3880 }
3589 warn "end emergency map save\n"; 3881 info "emergency_perl_save: end map save\n";
3590 3882
3591 warn "begin emergency database checkpoint\n"; 3883 cf::write_runtime_sync; # external watchdog should not bark
3884
3885 info "emergency_perl_save: begin database checkpoint\n";
3592 BDB::db_env_txn_checkpoint $DB_ENV; 3886 BDB::db_env_txn_checkpoint $DB_ENV;
3593 warn "end emergency database checkpoint\n"; 3887 info "emergency_perl_save: end database checkpoint\n";
3594 3888
3595 warn "begin write uuid\n"; 3889 info "emergency_perl_save: begin write uuid\n";
3596 write_uuid_sync 1; 3890 write_uuid_sync 1;
3597 warn "end write uuid\n"; 3891 info "emergency_perl_save: end write uuid\n";
3892
3893 cf::write_runtime_sync; # external watchdog should not bark
3894
3895 trace "emergency_perl_save: syncing database to disk";
3896 BDB::db_env_txn_checkpoint $DB_ENV;
3897
3898 info "emergency_perl_save: starting sync\n";
3899 IO::AIO::aio_sync sub {
3900 info "emergency_perl_save: finished sync\n";
3901 };
3902
3903 cf::write_runtime_sync; # external watchdog should not bark
3904
3905 trace "emergency_perl_save: flushing outstanding aio requests";
3906 while (IO::AIO::nreqs || BDB::nreqs) {
3907 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3908 }
3909
3910 cf::write_runtime_sync; # external watchdog should not bark
3598 }; 3911 };
3599 3912
3600 warn "leave emergency perl save\n"; 3913 info "emergency_perl_save: leave\n";
3601} 3914}
3602 3915
3603sub post_cleanup { 3916sub post_cleanup {
3604 my ($make_core) = @_; 3917 my ($make_core) = @_;
3605 3918
3919 IO::AIO::flush;
3920
3606 warn Carp::longmess "post_cleanup backtrace" 3921 error Carp::longmess "post_cleanup backtrace"
3607 if $make_core; 3922 if $make_core;
3923
3924 my $fh = pidfile;
3925 unlink $PIDFILE if <$fh> == $$;
3608} 3926}
3609 3927
3610# a safer delete_package, copied from Symbol 3928# a safer delete_package, copied from Symbol
3611sub clear_package($) { 3929sub clear_package($) {
3612 my $pkg = shift; 3930 my $pkg = shift;
3628 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3946 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629 for my $name (keys %$leaf_symtab) { 3947 for my $name (keys %$leaf_symtab) {
3630 _gv_clear *{"$pkg$name"}; 3948 _gv_clear *{"$pkg$name"};
3631# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3949# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632 } 3950 }
3633 warn "cleared package #$pkg\n";#d#
3634} 3951}
3635
3636our $RELOAD; # how many times to reload
3637 3952
3638sub do_reload_perl() { 3953sub do_reload_perl() {
3639 # can/must only be called in main 3954 # can/must only be called in main
3640 if ($Coro::current != $Coro::main) { 3955 unless (in_main) {
3641 warn "can only reload from main coroutine"; 3956 error "can only reload from main coroutine";
3642 return; 3957 return;
3643 } 3958 }
3644 3959
3645 return if $RELOAD++; 3960 return if $RELOAD++;
3646 3961
3962 my $t1 = AE::time;
3963
3647 while ($RELOAD) { 3964 while ($RELOAD) {
3648 warn "reloading..."; 3965 cf::get_slot 0.1, -1, "reload_perl";
3966 info "perl_reload: reloading...";
3649 3967
3650 warn "entering sync_job"; 3968 trace "perl_reload: entering sync_job";
3651 3969
3652 cf::sync_job { 3970 cf::sync_job {
3653 cf::write_runtime_sync; # external watchdog should not bark
3654 cf::emergency_save; 3971 #cf::emergency_save;
3655 cf::write_runtime_sync; # external watchdog should not bark
3656 3972
3657 warn "syncing database to disk";
3658 BDB::db_env_txn_checkpoint $DB_ENV;
3659
3660 # if anything goes wrong in here, we should simply crash as we already saved
3661
3662 warn "flushing outstanding aio requests";
3663 while (IO::AIO::nreqs || BDB::nreqs) {
3664 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3665 }
3666
3667 warn "cancelling all extension coros"; 3973 trace "perl_reload: cancelling all extension coros";
3668 $_->cancel for values %EXT_CORO; 3974 $_->cancel for values %EXT_CORO;
3669 %EXT_CORO = (); 3975 %EXT_CORO = ();
3670 3976
3671 warn "removing commands"; 3977 trace "perl_reload: removing commands";
3672 %COMMAND = (); 3978 %COMMAND = ();
3673 3979
3674 warn "removing ext/exti commands"; 3980 trace "perl_reload: removing ext/exti commands";
3675 %EXTCMD = (); 3981 %EXTCMD = ();
3676 %EXTICMD = (); 3982 %EXTICMD = ();
3677 3983
3678 warn "unloading/nuking all extensions"; 3984 trace "perl_reload: unloading/nuking all extensions";
3679 for my $pkg (@EXTS) { 3985 for my $pkg (@EXTS) {
3680 warn "... unloading $pkg"; 3986 trace "... unloading $pkg";
3681 3987
3682 if (my $cb = $pkg->can ("unload")) { 3988 if (my $cb = $pkg->can ("unload")) {
3683 eval { 3989 eval {
3684 $cb->($pkg); 3990 $cb->($pkg);
3685 1 3991 1
3686 } or warn "$pkg unloaded, but with errors: $@"; 3992 } or error "$pkg unloaded, but with errors: $@";
3687 } 3993 }
3688 3994
3689 warn "... clearing $pkg"; 3995 trace "... clearing $pkg";
3690 clear_package $pkg; 3996 clear_package $pkg;
3691 } 3997 }
3692 3998
3693 warn "unloading all perl modules loaded from $LIBDIR"; 3999 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3694 while (my ($k, $v) = each %INC) { 4000 while (my ($k, $v) = each %INC) {
3695 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 4001 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3696 4002
3697 warn "... unloading $k"; 4003 trace "... unloading $k";
3698 delete $INC{$k}; 4004 delete $INC{$k};
3699 4005
3700 $k =~ s/\.pm$//; 4006 $k =~ s/\.pm$//;
3701 $k =~ s/\//::/g; 4007 $k =~ s/\//::/g;
3702 4008
3705 } 4011 }
3706 4012
3707 clear_package $k; 4013 clear_package $k;
3708 } 4014 }
3709 4015
3710 warn "getting rid of safe::, as good as possible"; 4016 trace "perl_reload: getting rid of safe::, as good as possible";
3711 clear_package "safe::$_" 4017 clear_package "safe::$_"
3712 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 4018 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713 4019
3714 warn "unloading cf.pm \"a bit\""; 4020 trace "perl_reload: unloading cf.pm \"a bit\"";
3715 delete $INC{"cf.pm"}; 4021 delete $INC{"cf.pm"};
3716 delete $INC{"cf/pod.pm"}; 4022 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717 4023
3718 # don't, removes xs symbols, too, 4024 # don't, removes xs symbols, too,
3719 # and global variables created in xs 4025 # and global variables created in xs
3720 #clear_package __PACKAGE__; 4026 #clear_package __PACKAGE__;
3721 4027
3722 warn "unload completed, starting to reload now"; 4028 info "perl_reload: unload completed, starting to reload now";
3723 4029
3724 warn "reloading cf.pm"; 4030 trace "perl_reload: reloading cf.pm";
3725 require cf; 4031 require cf;
3726 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 4032 cf::_connect_to_perl_1;
3727 4033
3728 warn "loading config and database again"; 4034 trace "perl_reload: loading config and database again";
3729 cf::reload_config; 4035 cf::reload_config;
3730 4036
3731 warn "loading extensions"; 4037 trace "perl_reload: loading extensions";
3732 cf::load_extensions; 4038 cf::load_extensions;
3733 4039
4040 if ($REATTACH_ON_RELOAD) {
3734 warn "reattaching attachments to objects/players"; 4041 trace "perl_reload: reattaching attachments to objects/players";
3735 _global_reattach; # objects, sockets 4042 _global_reattach; # objects, sockets
3736 warn "reattaching attachments to maps"; 4043 trace "perl_reload: reattaching attachments to maps";
3737 reattach $_ for values %MAP; 4044 reattach $_ for values %MAP;
3738 warn "reattaching attachments to players"; 4045 trace "perl_reload: reattaching attachments to players";
3739 reattach $_ for values %PLAYER; 4046 reattach $_ for values %PLAYER;
4047 }
3740 4048
3741 warn "leaving sync_job"; 4049 cf::_post_init 1;
4050
4051 trace "perl_reload: leaving sync_job";
3742 4052
3743 1 4053 1
3744 } or do { 4054 } or do {
3745 warn $@; 4055 error $@;
3746 cf::cleanup "error while reloading, exiting."; 4056 cf::cleanup "perl_reload: error, exiting.";
3747 }; 4057 };
3748 4058
3749 warn "reloaded";
3750 --$RELOAD; 4059 --$RELOAD;
3751 } 4060 }
4061
4062 $t1 = AE::time - $t1;
4063 info "perl_reload: completed in ${t1}s\n";
3752}; 4064};
3753 4065
3754our $RELOAD_WATCHER; # used only during reload 4066our $RELOAD_WATCHER; # used only during reload
3755 4067
3756sub reload_perl() { 4068sub reload_perl() {
3757 # doing reload synchronously and two reloads happen back-to-back, 4069 # doing reload synchronously and two reloads happen back-to-back,
3758 # coro crashes during coro_state_free->destroy here. 4070 # coro crashes during coro_state_free->destroy here.
3759 4071
4072 $RELOAD_WATCHER ||= cf::async {
4073 Coro::AIO::aio_wait cache_extensions;
4074
3760 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 4075 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761 do_reload_perl; 4076 do_reload_perl;
3762 undef $RELOAD_WATCHER; 4077 undef $RELOAD_WATCHER;
4078 };
3763 }; 4079 };
3764} 4080}
3765 4081
3766register_command "reload" => sub { 4082register_command "reload" => sub {
3767 my ($who, $arg) = @_; 4083 my ($who, $arg) = @_;
3773 reload_perl; 4089 reload_perl;
3774 }; 4090 };
3775 } 4091 }
3776}; 4092};
3777 4093
3778unshift @INC, $LIBDIR; 4094#############################################################################
3779 4095
3780my $bug_warning = 0; 4096my $bug_warning = 0;
3781 4097
3782our @WAIT_FOR_TICK; 4098our @WAIT_FOR_TICK;
3783our @WAIT_FOR_TICK_BEGIN; 4099our @WAIT_FOR_TICK_BEGIN;
3784 4100
3785sub wait_for_tick { 4101sub wait_for_tick() {
3786 return if tick_inhibit || $Coro::current == $Coro::main; 4102 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3787 4103
3788 my $signal = new Coro::Signal; 4104 my $signal = new Coro::Signal;
3789 push @WAIT_FOR_TICK, $signal; 4105 push @WAIT_FOR_TICK, $signal;
3790 $signal->wait; 4106 $signal->wait;
3791} 4107}
3792 4108
3793sub wait_for_tick_begin { 4109sub wait_for_tick_begin() {
3794 return if tick_inhibit || $Coro::current == $Coro::main; 4110 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3795 4111
3796 my $signal = new Coro::Signal; 4112 my $signal = new Coro::Signal;
3797 push @WAIT_FOR_TICK_BEGIN, $signal; 4113 push @WAIT_FOR_TICK_BEGIN, $signal;
3798 $signal->wait; 4114 $signal->wait;
3799} 4115}
3805 return; 4121 return;
3806 } 4122 }
3807 4123
3808 cf::server_tick; # one server iteration 4124 cf::server_tick; # one server iteration
3809 4125
4126 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4127
3810 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4128 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4129 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812 Coro::async_pool { 4130 Coro::async_pool {
3813 $Coro::current->{desc} = "runtime saver"; 4131 $Coro::current->{desc} = "runtime saver";
3814 write_runtime_sync 4132 write_runtime_sync
3815 or warn "ERROR: unable to write runtime file: $!"; 4133 or error "ERROR: unable to write runtime file: $!";
3816 }; 4134 };
3817 } 4135 }
3818 4136
3819 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4137 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3820 $sig->send; 4138 $sig->send;
3828 4146
3829 if (0) { 4147 if (0) {
3830 if ($NEXT_TICK) { 4148 if ($NEXT_TICK) {
3831 my $jitter = $TICK_START - $NEXT_TICK; 4149 my $jitter = $TICK_START - $NEXT_TICK;
3832 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4150 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3833 warn "jitter $JITTER\n";#d# 4151 debug "jitter $JITTER\n";#d#
3834 } 4152 }
3835 } 4153 }
3836} 4154}
3837 4155
3838{ 4156{
3839 # configure BDB 4157 # configure BDB
3840 4158
3841 BDB::min_parallel 8; 4159 BDB::min_parallel 16;
3842 BDB::max_poll_reqs $TICK * 0.1; 4160 BDB::max_poll_reqs $TICK * 0.1;
3843 $AnyEvent::BDB::WATCHER->priority (1); 4161 $AnyEvent::BDB::WATCHER->priority (1);
3844 4162
3845 unless ($DB_ENV) { 4163 unless ($DB_ENV) {
3846 $DB_ENV = BDB::db_env_create; 4164 $DB_ENV = BDB::db_env_create;
3883 IO::AIO::min_parallel 8; 4201 IO::AIO::min_parallel 8;
3884 IO::AIO::max_poll_time $TICK * 0.1; 4202 IO::AIO::max_poll_time $TICK * 0.1;
3885 undef $AnyEvent::AIO::WATCHER; 4203 undef $AnyEvent::AIO::WATCHER;
3886} 4204}
3887 4205
3888my $_log_backtrace; 4206our $_log_backtrace;
4207our $_log_backtrace_last;
3889 4208
3890sub _log_backtrace { 4209sub _log_backtrace {
3891 my ($msg, @addr) = @_; 4210 my ($msg, @addr) = @_;
3892 4211
3893 $msg =~ s/\n//; 4212 $msg =~ s/\n$//;
3894 4213
4214 if ($_log_backtrace_last eq $msg) {
4215 LOG llevInfo, "[ABT] $msg\n";
4216 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3895 # limit the # of concurrent backtraces 4217 # limit the # of concurrent backtraces
3896 if ($_log_backtrace < 2) { 4218 } elsif ($_log_backtrace < 2) {
4219 $_log_backtrace_last = $msg;
3897 ++$_log_backtrace; 4220 ++$_log_backtrace;
4221 my $perl_bt = Carp::longmess $msg;
3898 async { 4222 async {
3899 $Coro::current->{desc} = "abt $msg"; 4223 $Coro::current->{desc} = "abt $msg";
3900 4224
3901 my @bt = fork_call { 4225 my @bt = fork_call {
3902 @addr = map { sprintf "%x", $_ } @addr; 4226 @addr = map { sprintf "%x", $_ } @addr;
3913 } 4237 }
3914 4238
3915 @funcs 4239 @funcs
3916 }; 4240 };
3917 4241
3918 LOG llevInfo, "[ABT] $msg\n"; 4242 LOG llevInfo, "[ABT] $perl_bt\n";
4243 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919 LOG llevInfo, "[ABT] $_\n" for @bt; 4244 LOG llevInfo, "[ABT] $_\n" for @bt;
3920 --$_log_backtrace; 4245 --$_log_backtrace;
3921 }; 4246 };
3922 } else { 4247 } else {
3923 LOG llevInfo, "[ABT] $msg\n"; 4248 LOG llevInfo, "[ABT] $msg\n";
3924 LOG llevInfo, "[ABT] [suppressed]\n"; 4249 LOG llevInfo, "[ABT] [overload, suppressed]\n";
3925 } 4250 }
3926} 4251}
3927 4252
3928# load additional modules 4253# load additional modules
3929use cf::pod; 4254require "cf/$_.pm" for @EXTRA_MODULES;
4255cf::_connect_to_perl_2;
3930 4256
3931END { cf::emergency_save } 4257END { cf::emergency_save }
3932 4258
39331 42591
3934 4260

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