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Revision 1.439 by root, Mon Jul 14 16:42:49 2008 UTC vs.
Revision 1.563 by root, Sat Apr 23 04:56:51 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 utf8; 25use common::sense;
25use strict;
26 26
27use Symbol; 27use Symbol;
28use List::Util; 28use List::Util;
29use Socket; 29use Socket;
30use EV; 30use EV;
31use Opcode; 31use Opcode;
32use Safe; 32use Safe;
33use Safe::Hole; 33use Safe::Hole;
34use Storable (); 34use Storable ();
35use Carp ();
35 36
37use Guard ();
36use Coro (); 38use Coro ();
37use Coro::State; 39use Coro::State;
38use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
39use Coro::AnyEvent; 42use Coro::AnyEvent;
40use Coro::Timer; 43use Coro::Timer;
41use Coro::Signal; 44use Coro::Signal;
42use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
43use Coro::AnyEvent; 47use Coro::AnyEvent;
44use Coro::AIO; 48use Coro::AIO;
45use Coro::BDB 1.6; 49use Coro::BDB 1.6;
46use Coro::Storable; 50use Coro::Storable;
47use Coro::Util (); 51use Coro::Util ();
48 52
49use JSON::XS 2.01 (); 53use JSON::XS 2.01 ();
50use BDB (); 54use BDB ();
51use Data::Dumper; 55use Data::Dumper;
52use Digest::MD5;
53use Fcntl; 56use Fcntl;
54use YAML (); 57use YAML::XS ();
55use IO::AIO (); 58use IO::AIO ();
56use Time::HiRes; 59use Time::HiRes;
57use Compress::LZF; 60use Compress::LZF;
58use Digest::MD5 (); 61use Digest::MD5 ();
59 62
… …
61 64
62# configure various modules to our taste 65# configure various modules to our taste
63# 66#
64$Storable::canonical = 1; # reduce rsync transfers 67$Storable::canonical = 1; # reduce rsync transfers
65Coro::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$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
71
72# make sure c-lzf reinitialises itself
73Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
66Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 74Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
67 75
68$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" };
69 78
70sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
71 82
72our %COMMAND = (); 83our %COMMAND = ();
73our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
74 85
75our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
76our %EXTCMD = (); 87our %EXTCMD = ();
77our %EXTICMD = (); 88our %EXTICMD = ();
78our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
79our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
80 91
81our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
82our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
83 96
84our $CONFDIR = confdir; 97our $CONFDIR = confdir;
98
85our $DATADIR = datadir; 99our $DATADIR = datadir;
86our $LIBDIR = "$DATADIR/ext"; 100our $LIBDIR = "$DATADIR/ext";
87our $PODDIR = "$DATADIR/pod"; 101our $PODDIR = "$DATADIR/pod";
88our $MAPDIR = "$DATADIR/" . mapdir; 102our $MAPDIR = "$DATADIR/" . mapdir;
103
89our $LOCALDIR = localdir; 104our $LOCALDIR = localdir;
90our $TMPDIR = "$LOCALDIR/" . tmpdir; 105our $TMPDIR = "$LOCALDIR/" . tmpdir;
91our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 106our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92our $PLAYERDIR = "$LOCALDIR/" . playerdir; 107our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93our $RANDOMDIR = "$LOCALDIR/random"; 108our $RANDOMDIR = "$LOCALDIR/random";
94our $BDBDIR = "$LOCALDIR/db"; 109our $BDBDIR = "$LOCALDIR/db";
110our $PIDFILE = "$LOCALDIR/pid";
111our $RUNTIMEFILE = "$LOCALDIR/runtime";
112
95our %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;
96 120
97our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 121our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 122our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99our $NEXT_TICK; 123our $NEXT_TICK;
100our $USE_FSYNC = 1; # use fsync to write maps - default off 124our $USE_FSYNC = 1; # use fsync to write maps - default on
101 125
102our $BDB_DEADLOCK_WATCHER; 126our $BDB_DEADLOCK_WATCHER;
103our $BDB_CHECKPOINT_WATCHER; 127our $BDB_CHECKPOINT_WATCHER;
104our $BDB_TRICKLE_WATCHER; 128our $BDB_TRICKLE_WATCHER;
105our $DB_ENV; 129our $DB_ENV;
106 130
131our @EXTRA_MODULES = qw(pod match mapscript incloader);
132
107our %CFG; 133our %CFG;
108 134
109our $UPTIME; $UPTIME ||= time; 135our $UPTIME; $UPTIME ||= time;
110our $RUNTIME; 136our $RUNTIME;
111our $NOW; 137our $NOW;
… …
120our $LOAD; # a number between 0 (idle) and 1 (too many objects) 146our $LOAD; # a number between 0 (idle) and 1 (too many objects)
121our $LOADAVG; # same thing, but with alpha-smoothing 147our $LOADAVG; # same thing, but with alpha-smoothing
122our $JITTER; # average jitter 148our $JITTER; # average jitter
123our $TICK_START; # for load detecting purposes 149our $TICK_START; # for load detecting purposes
124 150
151our @POST_INIT;
152
153our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
154our $REALLY_UNLOOP; # never set to true, please :)
155
125binmode STDOUT; 156binmode STDOUT;
126binmode STDERR; 157binmode STDERR;
127 158
128# read virtual server time, if available 159# read virtual server time, if available
129unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 160unless ($RUNTIME || !-e $RUNTIMEFILE) {
130 open my $fh, "<", "$LOCALDIR/runtime" 161 open my $fh, "<", $RUNTIMEFILE
131 or die "unable to read runtime file: $!"; 162 or die "unable to read $RUNTIMEFILE file: $!";
132 $RUNTIME = <$fh> + 0.; 163 $RUNTIME = <$fh> + 0.;
133} 164}
165
166eval "sub TICK() { $TICK } 1" or die;
134 167
135mkdir $_ 168mkdir $_
136 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 169 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137 170
138our $EMERGENCY_POSITION; 171our $EMERGENCY_POSITION;
139 172
140sub 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::"} };
141 189
142############################################################################# 190#############################################################################
143 191
144=head2 GLOBAL VARIABLES 192=head2 GLOBAL VARIABLES
145 193
… …
187from wherever your confdir points to. 235from wherever your confdir points to.
188 236
189=item cf::wait_for_tick, cf::wait_for_tick_begin 237=item cf::wait_for_tick, cf::wait_for_tick_begin
190 238
191These 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
192returns 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
193per 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.
194 242
243=cut
244
245sub wait_for_tick();
246sub wait_for_tick_begin();
247
195=item @cf::INVOKE_RESULTS 248=item @cf::INVOKE_RESULTS
196 249
197This array contains the results of the last C<invoke ()> call. When 250This array contains the results of the last C<invoke ()> call. When
198C<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
199that call. 252that call.
200 253
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
201=back 260=back
202 261
203=cut 262=cut
204 263
205BEGIN { 264sub error(@) { LOG llevError, join "", @_ }
206 *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 {
207 my $msg = join "", @_; 271 my $msg = join "", @_;
208 272
209 $msg .= "\n" 273 $msg .= "\n"
210 unless $msg =~ /\n$/; 274 unless $msg =~ /\n$/;
211 275
212 $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;
213 277
214 LOG llevError, $msg; 278 LOG llevWarn, $msg;
215 }; 279};
216}
217 280
218$Coro::State::DIEHOOK = sub { 281$Coro::State::DIEHOOK = sub {
219 return unless $^S eq 0; # "eq", not "==" 282 return unless $^S eq 0; # "eq", not "=="
220 283
221 if ($Coro::current == $Coro::main) {#d# 284 error Carp::longmess $_[0];
285
286 if (in_main) {#d#
222 warn "DIEHOOK called in main context, Coro bug?\n";#d# 287 error "DIEHOOK called in main context, Coro bug?\n";#d#
223 return;#d# 288 return;#d#
224 }#d# 289 }#d#
225 290
226 # kill coroutine otherwise 291 # kill coroutine otherwise
227 warn Carp::longmess $_[0];
228 Coro::terminate 292 Coro::terminate
229}; 293};
230
231$SIG{__DIE__} = sub { }; #d#?
232 294
233@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 295@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 296@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 297@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 298@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
243for my $pkg (qw( 305for my $pkg (qw(
244 cf::global cf::attachable 306 cf::global cf::attachable
245 cf::object cf::object::player 307 cf::object cf::object::player
246 cf::client cf::player 308 cf::client cf::player
247 cf::arch cf::living 309 cf::arch cf::living
310 cf::map cf::mapspace
248 cf::map cf::party cf::region 311 cf::party cf::region
249)) { 312)) {
250 no strict 'refs';
251 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 313 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252} 314}
253 315
254$EV::DIED = sub { 316$EV::DIED = sub {
255 warn "error in event callback: @_"; 317 Carp::cluck "error in event callback: @_";
256}; 318};
319
320#############################################################################
321
322sub fork_call(&@);
323sub get_slot($;$$);
257 324
258############################################################################# 325#############################################################################
259 326
260=head2 UTILITY FUNCTIONS 327=head2 UTILITY FUNCTIONS
261 328
… …
282 $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;
283 $d 350 $d
284 } || "[unable to dump $_[0]: '$@']"; 351 } || "[unable to dump $_[0]: '$@']";
285} 352}
286 353
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
287=item $ref = cf::decode_json $json 368=item $ref = cf::decode_json $json
288 369
289Converts a JSON string into the corresponding perl data structure. 370Converts a JSON string into the corresponding perl data structure.
290 371
291=item $json = cf::encode_json $ref 372=item $json = cf::encode_json $ref
… …
297our $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
298 379
299sub encode_json($) { $json_coder->encode ($_[0]) } 380sub encode_json($) { $json_coder->encode ($_[0]) }
300sub decode_json($) { $json_coder->decode ($_[0]) } 381sub decode_json($) { $json_coder->decode ($_[0]) }
301 382
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
302=item cf::lock_wait $string 445=item cf::lock_wait $string
303 446
304Wait until the given lock is available. See cf::lock_acquire. 447Wait until the given lock is available. See cf::lock_acquire.
305 448
306=item my $lock = cf::lock_acquire $string 449=item my $lock = cf::lock_acquire $string
307 450
308Wait 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
309a 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,
310for example when the coroutine gets canceled), the lock is automatically 453for example when the coroutine gets canceled), the lock is automatically
311returned. 454returned.
312 455
313Locks 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
314deadlocked coro. 457deadlocked coro.
… …
320 463
321Return 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.
322 465
323=cut 466=cut
324 467
325our %LOCK; 468our $LOCKS = new Coro::SemaphoreSet;
326our %LOCKER;#d#
327 469
328sub lock_wait($) { 470sub lock_wait($) {
329 my ($key) = @_; 471 $LOCKS->wait ($_[0]);
330
331 if ($LOCKER{$key} == $Coro::current) {#d#
332 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333 return;#d#
334 }#d#
335
336 # wait for lock, if any
337 while ($LOCK{$key}) {
338 push @{ $LOCK{$key} }, $Coro::current;
339 Coro::schedule;
340 }
341} 472}
342 473
343sub lock_acquire($) { 474sub lock_acquire($) {
344 my ($key) = @_; 475 $LOCKS->guard ($_[0])
345
346 # wait, to be sure we are not locked
347 lock_wait $key;
348
349 $LOCK{$key} = [];
350 $LOCKER{$key} = $Coro::current;#d#
351
352 Coro::guard {
353 delete $LOCKER{$key};#d#
354 # wake up all waiters, to be on the safe side
355 $_->ready for @{ delete $LOCK{$key} };
356 }
357} 476}
358 477
359sub lock_active($) { 478sub lock_active($) {
360 my ($key) = @_; 479 $LOCKS->count ($_[0]) < 1
361
362 ! ! $LOCK{$key}
363} 480}
364 481
365sub freeze_mainloop { 482sub freeze_mainloop {
366 tick_inhibit_inc; 483 tick_inhibit_inc;
367 484
368 Coro::guard \&tick_inhibit_dec; 485 &Guard::guard (\&tick_inhibit_dec);
369} 486}
370 487
371=item cf::periodic $interval, $cb 488=item cf::periodic $interval, $cb
372 489
373Like 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
374get spread over timer. 491get spread over time.
375 492
376=cut 493=cut
377 494
378sub periodic($$) { 495sub periodic($$) {
379 my ($interval, $cb) = @_; 496 my ($interval, $cb) = @_;
… …
383 EV::periodic $start, $interval, 0, $cb 500 EV::periodic $start, $interval, 0, $cb
384} 501}
385 502
386=item cf::get_slot $time[, $priority[, $name]] 503=item cf::get_slot $time[, $priority[, $name]]
387 504
388Allocate $time seconds of blocking CPU time at priority C<$priority>: 505Allocate $time seconds of blocking CPU time at priority C<$priority>
389This 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
390of 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.
391 512
392The 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
393used for statistical purposes and should identify the same time-class. 514used for statistical purposes and should identify the same time-class.
394 515
395Useful for short background jobs. 516Useful for short background jobs.
396 517
397=cut 518=cut
398 519
399our @SLOT_QUEUE; 520our @SLOT_QUEUE;
400our $SLOT_QUEUE; 521our $SLOT_QUEUE;
522our $SLOT_DECAY = 0.9;
401 523
402$SLOT_QUEUE->cancel if $SLOT_QUEUE; 524$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403$SLOT_QUEUE = Coro::async { 525$SLOT_QUEUE = Coro::async {
404 $Coro::current->desc ("timeslot manager"); 526 $Coro::current->desc ("timeslot manager");
405 527
406 my $signal = new Coro::Signal; 528 my $signal = new Coro::Signal;
529 my $busy;
407 530
408 while () { 531 while () {
409 next_job: 532 next_job:
533
410 my $avail = cf::till_tick; 534 my $avail = cf::till_tick;
411 if ($avail > 0.01) { 535
412 for (0 .. $#SLOT_QUEUE) { 536 for (0 .. $#SLOT_QUEUE) {
413 if ($SLOT_QUEUE[$_][0] < $avail) { 537 if ($SLOT_QUEUE[$_][0] <= $avail) {
538 $busy = 0;
414 my $job = splice @SLOT_QUEUE, $_, 1, (); 539 my $job = splice @SLOT_QUEUE, $_, 1, ();
415 $job->[2]->send; 540 $job->[2]->send;
416 Coro::cede; 541 Coro::cede;
417 goto next_job; 542 goto next_job;
418 } 543 } else {
544 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419 } 545 }
420 } 546 }
421 547
422 if (@SLOT_QUEUE) { 548 if (@SLOT_QUEUE) {
423 # 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
424 push @cf::WAIT_FOR_TICK, $signal; 550 push @cf::WAIT_FOR_TICK, $signal;
425 $signal->wait; 551 $signal->wait;
426 } else { 552 } else {
553 $busy = 0;
427 Coro::schedule; 554 Coro::schedule;
428 } 555 }
429 } 556 }
430}; 557};
431 558
432sub get_slot($;$$) { 559sub get_slot($;$$) {
433 return if tick_inhibit || $Coro::current == $Coro::main; 560 return if tick_inhibit || $Coro::current == $Coro::main;
434 561
435 my ($time, $pri, $name) = @_; 562 my ($time, $pri, $name) = @_;
436 563
437 $time = $TICK * .6 if $time > $TICK * .6; 564 $time = clamp $time, 0.01, $TICK * .6;
565
438 my $sig = new Coro::Signal; 566 my $sig = new Coro::Signal;
439 567
440 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 568 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 569 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442 $SLOT_QUEUE->ready; 570 $SLOT_QUEUE->ready;
… …
468=cut 596=cut
469 597
470sub sync_job(&) { 598sub sync_job(&) {
471 my ($job) = @_; 599 my ($job) = @_;
472 600
473 if ($Coro::current == $Coro::main) { 601 if (in_main) {
474 my $time = EV::time; 602 my $time = AE::time;
475 603
476 # this is the main coro, too bad, we have to block 604 # this is the main coro, too bad, we have to block
477 # till the operation succeeds, freezing the server :/ 605 # till the operation succeeds, freezing the server :/
478 606
479 LOG llevError, Carp::longmess "sync job";#d# 607 #LOG llevError, Carp::longmess "sync job";#d#
480 608
481 my $freeze_guard = freeze_mainloop; 609 my $freeze_guard = freeze_mainloop;
482 610
483 my $busy = 1; 611 my $busy = 1;
484 my @res; 612 my @res;
485 613
486 (async { 614 (async {
487 $Coro::current->desc ("sync job coro"); 615 $Coro::current->desc ("sync job coro");
488 @res = eval { $job->() }; 616 @res = eval { $job->() };
489 warn $@ if $@; 617 error $@ if $@;
490 undef $busy; 618 undef $busy;
491 })->prio (Coro::PRIO_MAX); 619 })->prio (Coro::PRIO_MAX);
492 620
493 while ($busy) { 621 while ($busy) {
494 if (Coro::nready) { 622 if (Coro::nready) {
… …
496 } else { 624 } else {
497 EV::loop EV::LOOP_ONESHOT; 625 EV::loop EV::LOOP_ONESHOT;
498 } 626 }
499 } 627 }
500 628
501 my $time = EV::time - $time; 629 my $time = AE::time - $time;
502 630
503 $TICK_START += $time; # do not account sync jobs to server load 631 $TICK_START += $time; # do not account sync jobs to server load
504 632
505 wantarray ? @res : $res[0] 633 wantarray ? @res : $res[0]
506 } else { 634 } else {
… …
528 $EXT_CORO{$coro+0} = $coro; 656 $EXT_CORO{$coro+0} = $coro;
529 657
530 $coro 658 $coro
531} 659}
532 660
533=item fork_call { }, $args 661=item fork_call { }, @args
534 662
535Executes the given code block with the given arguments in a seperate 663Executes the given code block with the given arguments in a seperate
536process, returning the results. Everything must be serialisable with 664process, returning the results. Everything must be serialisable with
537Coro::Storable. May, of course, block. Note that the executed sub may 665Coro::Storable. May, of course, block. Note that the executed sub may
538never block itself or use any form of event handling. 666never block itself or use any form of event handling.
539 667
540=cut 668=cut
541 669
670sub post_fork {
671 reset_signals;
672}
673
542sub fork_call(&@) { 674sub fork_call(&@) {
543 my ($cb, @args) = @_; 675 my ($cb, @args) = @_;
544 676
545 # 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,
546 # otherwise perl prematurely frees the stuff :/ 678 # otherwise perl prematurely frees the stuff :/
547 # TODO: investigate and fix (likely this will be rather laborious) 679 # TODO: investigate and fix (likely this will be rather laborious)
548 680
549 my @res = Coro::Util::fork_eval { 681 my @res = Coro::Util::fork_eval {
550 reset_signals; 682 cf::post_fork;
551 &$cb 683 &$cb
552 }, @args; 684 } @args;
553 685
554 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 )
555} 698}
556 699
557=item $coin = coin_from_name $name 700=item $coin = coin_from_name $name
558 701
559=cut 702=cut
… …
596within each server. 739within each server.
597 740
598=cut 741=cut
599 742
600sub db_table($) { 743sub db_table($) {
744 cf::error "db_get called from main context"
745 if $Coro::current == $Coro::main;
746
601 my ($name) = @_; 747 my ($name) = @_;
602 my $db = BDB::db_create $DB_ENV; 748 my $db = BDB::db_create $DB_ENV;
603 749
604 eval { 750 eval {
605 $db->set_flags (BDB::CHKSUM); 751 $db->set_flags (BDB::CHKSUM);
… …
615} 761}
616 762
617our $DB; 763our $DB;
618 764
619sub db_init { 765sub db_init {
620 cf::sync_job {
621 $DB ||= db_table "db"; 766 $DB ||= db_table "db";
622 };
623} 767}
624 768
625sub db_get($$) { 769sub db_get($$) {
626 my $key = "$_[0]/$_[1]"; 770 my $key = "$_[0]/$_[1]";
627 771
628 cf::sync_job { 772 cf::error "db_get called from main context"
773 if $Coro::current == $Coro::main;
774
629 BDB::db_get $DB, undef, $key, my $data; 775 BDB::db_get $DB, undef, $key, my $data;
630 776
631 $! ? () 777 $! ? ()
632 : $data 778 : $data
633 }
634} 779}
635 780
636sub db_put($$$) { 781sub db_put($$$) {
637 BDB::dbreq_pri 4; 782 BDB::dbreq_pri 4;
638 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 783 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
… …
666 811
667 my @data; 812 my @data;
668 my $md5; 813 my $md5;
669 814
670 for (0 .. $#$src) { 815 for (0 .. $#$src) {
671 0 <= aio_load $src->[$_], $data[$_] 816 $data[$_] = load_file $src->[$_];
672 or Carp::croak "$src->[$_]: $!";
673 } 817 }
674 818
675 # if processing is expensive, check 819 # if processing is expensive, check
676 # checksum first 820 # checksum first
677 if (1) { 821 if (1) {
… …
694 838
695 my $t1 = Time::HiRes::time; 839 my $t1 = Time::HiRes::time;
696 my $data = $process->(\@data); 840 my $data = $process->(\@data);
697 my $t2 = Time::HiRes::time; 841 my $t2 = Time::HiRes::time;
698 842
699 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 843 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
700 844
701 db_put cache => "$id/data", $data; 845 db_put cache => "$id/data", $data;
702 db_put cache => "$id/md5" , $md5; 846 db_put cache => "$id/md5" , $md5;
703 db_put cache => "$id/meta", $meta; 847 db_put cache => "$id/meta", $meta;
704 848
… …
714 858
715=cut 859=cut
716 860
717sub datalog($@) { 861sub datalog($@) {
718 my ($type, %kv) = @_; 862 my ($type, %kv) = @_;
719 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 863 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
720} 864}
721 865
722=back 866=back
723 867
724=cut 868=cut
725 869
726############################################################################# 870#############################################################################
727 871
728=head2 ATTACHABLE OBJECTS 872=head2 ATTACHABLE OBJECTS
729 873
730Many 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
731attach callbacks/event handlers (a collection of which is called an "attachment") 875attach callbacks/event handlers (a collection of which is called an "attachment")
732to it. All such attachable objects support the following methods. 876to it. All such attachable objects support the following methods.
733 877
734In 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>
735C<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
… …
785=item cf::CLASS::attachment $name, ... 929=item cf::CLASS::attachment $name, ...
786 930
787Register an attachment by C<$name> through which attachable objects of the 931Register an attachment by C<$name> through which attachable objects of the
788given CLASS can refer to this attachment. 932given CLASS can refer to this attachment.
789 933
790Some classes such as crossfire maps and objects can specify attachments 934Some classes such as deliantra maps and objects can specify attachments
791that 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.
792 936
793These calls expect any number of the following handler/hook descriptions: 937These calls expect any number of the following handler/hook descriptions:
794 938
795=over 4 939=over 4
… …
919 1063
920 } elsif (exists $cb_id{$type}) { 1064 } elsif (exists $cb_id{$type}) {
921 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1065 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
922 1066
923 } elsif (ref $type) { 1067 } elsif (ref $type) {
924 warn "attaching objects not supported, ignoring.\n"; 1068 error "attaching objects not supported, ignoring.\n";
925 1069
926 } else { 1070 } else {
927 shift @arg; 1071 shift @arg;
928 warn "attach argument '$type' not supported, ignoring.\n"; 1072 error "attach argument '$type' not supported, ignoring.\n";
929 } 1073 }
930 } 1074 }
931} 1075}
932 1076
933sub _object_attach { 1077sub _object_attach {
… …
943 _attach $registry, $klass, @attach; 1087 _attach $registry, $klass, @attach;
944 } 1088 }
945 1089
946 $obj->{$name} = \%arg; 1090 $obj->{$name} = \%arg;
947 } else { 1091 } else {
948 warn "object uses attachment '$name' which is not available, postponing.\n"; 1092 info "object uses attachment '$name' which is not available, postponing.\n";
949 } 1093 }
950 1094
951 $obj->{_attachment}{$name} = undef; 1095 $obj->{_attachment}{$name} = undef;
952} 1096}
953 1097
… …
1012 1156
1013 for (@$callbacks) { 1157 for (@$callbacks) {
1014 eval { &{$_->[1]} }; 1158 eval { &{$_->[1]} };
1015 1159
1016 if ($@) { 1160 if ($@) {
1017 warn "$@";
1018 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1161 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1019 override; 1162 override;
1020 } 1163 }
1021 1164
1022 return 1 if $override; 1165 return 1 if $override;
1023 } 1166 }
… …
1086 1229
1087sub reattach { 1230sub reattach {
1088 # basically do the same as instantiate, without calling instantiate 1231 # basically do the same as instantiate, without calling instantiate
1089 my ($obj) = @_; 1232 my ($obj) = @_;
1090 1233
1234 # no longer needed after getting rid of delete_package?
1091 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1235 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1092 1236
1093 my $registry = $obj->registry; 1237 my $registry = $obj->registry;
1094 1238
1095 @$registry = (); 1239 @$registry = ();
1096 1240
… …
1101 for (@$attach) { 1245 for (@$attach) {
1102 my ($klass, @attach) = @$_; 1246 my ($klass, @attach) = @$_;
1103 _attach $registry, $klass, @attach; 1247 _attach $registry, $klass, @attach;
1104 } 1248 }
1105 } else { 1249 } else {
1106 warn "object uses attachment '$name' that is not available, postponing.\n"; 1250 info "object uses attachment '$name' that is not available, postponing.\n";
1107 } 1251 }
1108 } 1252 }
1109} 1253}
1110 1254
1111cf::attachable->attach ( 1255cf::attachable->attach (
… …
1138 my ($filename, $rdata, $objs) = @_; 1282 my ($filename, $rdata, $objs) = @_;
1139 1283
1140 sync_job { 1284 sync_job {
1141 if (length $$rdata) { 1285 if (length $$rdata) {
1142 utf8::decode (my $decname = $filename); 1286 utf8::decode (my $decname = $filename);
1143 warn sprintf "saving %s (%d,%d)\n", 1287 trace sprintf "saving %s (%d,%d)\n",
1144 $decname, length $$rdata, scalar @$objs; 1288 $decname, length $$rdata, scalar @$objs
1289 if $VERBOSE_IO;
1145 1290
1146 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1291 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147 aio_chmod $fh, SAVE_MODE; 1292 aio_chmod $fh, SAVE_MODE;
1148 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1293 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149 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 }
1150 aio_close $fh; 1298 aio_close $fh;
1151 1299
1152 if (@$objs) { 1300 if (@$objs) {
1153 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) {
1154 aio_chmod $fh, SAVE_MODE; 1302 aio_chmod $fh, SAVE_MODE;
1155 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1303 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156 aio_write $fh, 0, (length $data), $data, 0; 1304 aio_write $fh, 0, (length $data), $data, 0;
1157 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 }
1158 aio_close $fh; 1309 aio_close $fh;
1159 aio_rename "$filename.pst~", "$filename.pst"; 1310 aio_rename "$filename.pst~", "$filename.pst";
1160 } 1311 }
1161 } else { 1312 } else {
1162 aio_unlink "$filename.pst"; 1313 aio_unlink "$filename.pst";
1163 } 1314 }
1164 1315
1165 aio_rename "$filename~", $filename; 1316 aio_rename "$filename~", $filename;
1317
1318 $filename =~ s%/[^/]+$%%;
1319 aio_pathsync $filename if $cf::USE_FSYNC;
1166 } else { 1320 } else {
1167 warn "FATAL: $filename~: $!\n"; 1321 error "unable to save objects: $filename~: $!\n";
1168 } 1322 }
1169 } else { 1323 } else {
1170 aio_unlink $filename; 1324 aio_unlink $filename;
1171 aio_unlink "$filename.pst"; 1325 aio_unlink "$filename.pst";
1172 } 1326 }
… …
1196 my $st = eval { Coro::Storable::thaw $av }; 1350 my $st = eval { Coro::Storable::thaw $av };
1197 $av = $st->{objs}; 1351 $av = $st->{objs};
1198 } 1352 }
1199 1353
1200 utf8::decode (my $decname = $filename); 1354 utf8::decode (my $decname = $filename);
1201 warn sprintf "loading %s (%d,%d)\n", 1355 trace sprintf "loading %s (%d,%d)\n",
1202 $decname, length $data, scalar @{$av || []}; 1356 $decname, length $data, scalar @{$av || []}
1357 if $VERBOSE_IO;
1203 1358
1204 ($data, $av) 1359 ($data, $av)
1205} 1360}
1206 1361
1207=head2 COMMAND CALLBACKS 1362=head2 COMMAND CALLBACKS
… …
1263 my ($name, $cb) = @_; 1418 my ($name, $cb) = @_;
1264 1419
1265 $EXTICMD{$name} = $cb; 1420 $EXTICMD{$name} = $cb;
1266} 1421}
1267 1422
1423use File::Glob ();
1424
1268cf::player->attach ( 1425cf::player->attach (
1269 on_command => sub { 1426 on_unknown_command => sub {
1270 my ($pl, $name, $params) = @_; 1427 my ($pl, $name, $params) = @_;
1271 1428
1272 my $cb = $COMMAND{$name} 1429 my $cb = $COMMAND{$name}
1273 or return; 1430 or return;
1274 1431
… …
1297 1454
1298 $pl->ext_reply ($reply, @reply) 1455 $pl->ext_reply ($reply, @reply)
1299 if $reply; 1456 if $reply;
1300 1457
1301 } else { 1458 } else {
1302 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1459 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1303 } 1460 }
1304 1461
1305 cf::override; 1462 cf::override;
1306 }, 1463 },
1307); 1464);
1308 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
1309sub load_extensions { 1479sub load_extensions {
1480 info "loading extensions...";
1481
1310 cf::sync_job { 1482 cf::sync_job {
1311 my %todo; 1483 my %todo;
1312 1484
1313 for my $path (<$LIBDIR/*.ext>) { 1485 for my $path (<$LIBDIR/*.ext>) {
1314 next unless -r $path; 1486 next unless -r $path;
… …
1332 1504
1333 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1505 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1506 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335 1507
1336 $ext{source} = 1508 $ext{source} =
1337 "package $pkg; use strict; use utf8;\n" 1509 "package $pkg; use common::sense;\n"
1338 . "#line 1 \"$path\"\n{\n" 1510 . "#line 1 \"$path\"\n{\n"
1339 . $source 1511 . $source
1340 . "\n};\n1"; 1512 . "\n};\n1";
1341 1513
1342 $todo{$base} = \%ext; 1514 $todo{$base} = \%ext;
1343 } 1515 }
1344 1516
1517 my $pass = 0;
1345 my %done; 1518 my %done;
1346 while (%todo) { 1519 while (%todo) {
1347 my $progress; 1520 my $progress;
1348 1521
1522 ++$pass;
1523
1524 ext:
1349 while (my ($k, $v) = each %todo) { 1525 while (my ($k, $v) = each %todo) {
1350 for (split /,\s*/, $v->{meta}{depends}) { 1526 for (split /,\s*/, $v->{meta}{depends}) {
1351 goto skip 1527 next ext
1352 unless exists $done{$_}; 1528 unless exists $done{$_};
1353 } 1529 }
1354 1530
1355 warn "... loading '$k' into '$v->{pkg}'\n"; 1531 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356 1532
1357 unless (eval $v->{source}) { 1533 my $active = eval $v->{source};
1534
1535 if (length $@) {
1358 my $msg = $@ ? "$v->{path}: $@\n" 1536 error "$v->{path}: $@\n";
1359 : "$v->{base}: extension inactive.\n";
1360 1537
1361 if (exists $v->{meta}{mandatory}) {
1362 warn $msg;
1363 cf::cleanup "mandatory extension failed to load, exiting."; 1538 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364 } 1539 if exists $v->{meta}{mandatory};
1365 1540
1366 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;
1367 } 1550 }
1368
1369 $done{$k} = delete $todo{$k};
1370 push @EXTS, $v->{pkg};
1371 $progress = 1;
1372 } 1551 }
1373 1552
1374 skip: 1553 unless ($progress) {
1375 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1554 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376 unless $progress; 1555
1556 while (my ($k, $v) = each %todo) {
1557 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1558 if exists $v->{meta}{mandatory};
1559 }
1560
1561 last;
1562 }
1377 } 1563 }
1378 }; 1564 };
1379} 1565}
1380 1566
1381############################################################################# 1567#############################################################################
1382 1568
1383=back 1569=back
1384 1570
1385=head2 CORE EXTENSIONS 1571=head2 CORE EXTENSIONS
1386 1572
1387Functions and methods that extend core crossfire objects. 1573Functions and methods that extend core deliantra objects.
1388 1574
1389=cut 1575=cut
1390 1576
1391package cf::player; 1577package cf::player;
1392 1578
… …
1435 1621
1436sub exists($) { 1622sub exists($) {
1437 my ($login) = @_; 1623 my ($login) = @_;
1438 1624
1439 $cf::PLAYER{$login} 1625 $cf::PLAYER{$login}
1440 or cf::sync_job { !aio_stat path $login } 1626 or !aio_stat path $login
1441} 1627}
1442 1628
1443sub find($) { 1629sub find($) {
1444 return $cf::PLAYER{$_[0]} || do { 1630 return $cf::PLAYER{$_[0]} || do {
1445 my $login = $_[0]; 1631 my $login = $_[0];
… …
1465 $cf::PLAYER{$login} = $pl 1651 $cf::PLAYER{$login} = $pl
1466 } 1652 }
1467 } 1653 }
1468} 1654}
1469 1655
1656cf::player->attach (
1657 on_load => sub {
1658 my ($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
1470sub save($) { 1669sub save($) {
1471 my ($pl) = @_; 1670 my ($pl) = @_;
1472 1671
1473 return if $pl->{deny_save}; 1672 return if $pl->{deny_save};
1474 1673
… …
1479 1678
1480 aio_mkdir playerdir $pl, 0770; 1679 aio_mkdir playerdir $pl, 0770;
1481 $pl->{last_save} = $cf::RUNTIME; 1680 $pl->{last_save} = $cf::RUNTIME;
1482 1681
1483 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];
1484 1686
1485 $pl->save_pl ($path); 1687 $pl->save_pl ($path);
1486 cf::cede_to_tick; 1688 cf::cede_to_tick;
1487} 1689}
1488 1690
… …
1520 my ($pl) = @_; 1722 my ($pl) = @_;
1521 1723
1522 my $name = $pl->ob->name; 1724 my $name = $pl->ob->name;
1523 1725
1524 $pl->{deny_save} = 1; 1726 $pl->{deny_save} = 1;
1525 $pl->password ("*"); # this should lock out the player until we nuked the dir 1727 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1526 1728
1527 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1729 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1528 $pl->deactivate; 1730 $pl->deactivate;
1731
1529 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;
1530 $pl->ob->check_score;
1531 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1733 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1734 ext::highscore::check ($pl->ob);
1735
1532 $pl->ns->destroy if $pl->ns; 1736 $pl->ns->destroy if $pl->ns;
1533 1737
1534 my $path = playerdir $pl; 1738 my $path = playerdir $pl;
1535 my $temp = "$path~$cf::RUNTIME~deleting~"; 1739 my $temp = "$path~$cf::RUNTIME~deleting~";
1536 aio_rename $path, $temp; 1740 aio_rename $path, $temp;
… …
1590 \@logins 1794 \@logins
1591} 1795}
1592 1796
1593=item $player->maps 1797=item $player->maps
1594 1798
1799=item cf::player::maps $login
1800
1595Returns an arrayref of map paths that are private for this 1801Returns an arrayref of map paths that are private for this
1596player. May block. 1802player. May block.
1597 1803
1598=cut 1804=cut
1599 1805
… …
1616 } 1822 }
1617 1823
1618 \@paths 1824 \@paths
1619} 1825}
1620 1826
1621=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1827=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622 1828
1623Expand crossfire pod fragments into protocol xml. 1829Expand deliantra pod fragments into protocol xml.
1624
1625=cut
1626
1627use re 'eval';
1628
1629my $group;
1630my $interior; $interior = qr{
1631 # match a pod interior sequence sans C<< >>
1632 (?:
1633 \ (.*?)\ (?{ $group = $^N })
1634 | < (??{$interior}) >
1635 )
1636}x;
1637
1638sub expand_cfpod {
1639 my ($self, $pod) = @_;
1640
1641 my $xml;
1642
1643 while () {
1644 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645 $group = $1;
1646
1647 $group =~ s/&/&amp;/g;
1648 $group =~ s/</&lt;/g;
1649
1650 $xml .= $group;
1651 } elsif ($pod =~ m%\G
1652 ([BCGHITU])
1653 <
1654 (?:
1655 ([^<>]*) (?{ $group = $^N })
1656 | < $interior >
1657 )
1658 >
1659 %gcsx
1660 ) {
1661 my ($code, $data) = ($1, $group);
1662
1663 if ($code eq "B") {
1664 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665 } elsif ($code eq "I") {
1666 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667 } elsif ($code eq "U") {
1668 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669 } elsif ($code eq "C") {
1670 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671 } elsif ($code eq "T") {
1672 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673 } elsif ($code eq "G") {
1674 my ($male, $female) = split /\|/, $data;
1675 $data = $self->gender ? $female : $male;
1676 $xml .= expand_cfpod ($self, $data);
1677 } elsif ($code eq "H") {
1678 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680 "")
1681 [$self->{hintmode}];
1682 } else {
1683 $xml .= "error processing '$code($data)' directive";
1684 }
1685 } else {
1686 if ($pod =~ /\G(.+)/) {
1687 warn "parse error while expanding $pod (at $1)";
1688 }
1689 last;
1690 }
1691 }
1692
1693 for ($xml) {
1694 # create single paragraphs (very hackish)
1695 s/(?<=\S)\n(?=\w)/ /g;
1696
1697 # compress some whitespace
1698 s/\s+\n/\n/g; # ws line-ends
1699 s/\n\n+/\n/g; # double lines
1700 s/^\n+//; # beginning lines
1701 s/\n+$//; # ending lines
1702 }
1703
1704 $xml
1705}
1706
1707no re 'eval';
1708
1709sub hintmode {
1710 $_[0]{hintmode} = $_[1] if @_ > 1;
1711 $_[0]{hintmode}
1712}
1713 1830
1714=item $player->ext_reply ($msgid, @msg) 1831=item $player->ext_reply ($msgid, @msg)
1715 1832
1716Sends an ext reply to the player. 1833Sends an ext reply to the player.
1717 1834
… …
1749 1866
1750=cut 1867=cut
1751 1868
1752sub find_by_path($) { 1869sub find_by_path($) {
1753 my ($path) = @_; 1870 my ($path) = @_;
1871
1872 $path =~ s/^~[^\/]*//; # skip ~login
1754 1873
1755 my ($match, $specificity); 1874 my ($match, $specificity);
1756 1875
1757 for my $region (list) { 1876 for my $region (list) {
1758 if ($region->{match} && $path =~ $region->{match}) { 1877 if ($region->{match} && $path =~ $region->{match}) {
… …
1787sub generate_random_map { 1906sub generate_random_map {
1788 my ($self, $rmp) = @_; 1907 my ($self, $rmp) = @_;
1789 1908
1790 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
1791 1910
1792 # mit "rum" bekleckern, nicht
1793 $self->_create_random_map ( 1911 $self->_create_random_map ($rmp);
1794 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1796 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797 $rmp->{exit_on_final_map},
1798 $rmp->{xsize}, $rmp->{ysize},
1799 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1801 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1802 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1803 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1804 (cf::region::find $rmp->{region}), $rmp->{custom}
1805 )
1806} 1912}
1807 1913
1808=item cf::map->register ($regex, $prio) 1914=item cf::map->register ($regex, $prio)
1809 1915
1810Register 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
… …
1815 1921
1816sub register { 1922sub register {
1817 my (undef, $regex, $prio) = @_; 1923 my (undef, $regex, $prio) = @_;
1818 my $pkg = caller; 1924 my $pkg = caller;
1819 1925
1820 no strict;
1821 push @{"$pkg\::ISA"}, __PACKAGE__; 1926 push @{"$pkg\::ISA"}, __PACKAGE__;
1822 1927
1823 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1928 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824} 1929}
1825 1930
1826# also paths starting with '/' 1931# also paths starting with '/'
1827$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1932$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828 1933
1829sub thawer_merge { 1934sub thawer_merge {
1830 my ($self, $merge) = @_; 1935 my ($self, $merge) = @_;
1831 1936
1832 # we have to keep some variables in memory intact 1937 # we have to keep some variables in memory intact
… …
1837} 1942}
1838 1943
1839sub normalise { 1944sub normalise {
1840 my ($path, $base) = @_; 1945 my ($path, $base) = @_;
1841 1946
1842 $path = "$path"; # make sure its a string 1947 $path = "$path"; # make sure it's a string
1843 1948
1844 $path =~ s/\.map$//; 1949 $path =~ s/\.map$//;
1845 1950
1846 # map plan: 1951 # map plan:
1847 # 1952 #
… …
1862 $base =~ s{[^/]+/?$}{}; 1967 $base =~ s{[^/]+/?$}{};
1863 $path = "$base/$path"; 1968 $path = "$base/$path";
1864 } 1969 }
1865 1970
1866 for ($path) { 1971 for ($path) {
1867 redo if s{//}{/};
1868 redo if s{/\.?/}{/}; 1972 redo if s{/\.?/}{/};
1869 redo if s{/[^/]+/\.\./}{/}; 1973 redo if s{/[^/]+/\.\./}{/};
1870 } 1974 }
1871 1975
1872 $path 1976 $path
… …
1886 $self->init; # pass $1 etc. 1990 $self->init; # pass $1 etc.
1887 return $self; 1991 return $self;
1888 } 1992 }
1889 } 1993 }
1890 1994
1891 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1995 Carp::cluck "unable to resolve path '$path' (base '$base')";
1892 () 1996 ()
1893} 1997}
1894 1998
1999# may re-bless or do other evil things
1895sub init { 2000sub init {
1896 my ($self) = @_; 2001 my ($self) = @_;
1897 2002
1898 $self 2003 $self
1899} 2004}
… …
1928sub uniq_path { 2033sub uniq_path {
1929 my ($self) = @_; 2034 my ($self) = @_;
1930 2035
1931 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 2036 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932 "$UNIQUEDIR/$path" 2037 "$UNIQUEDIR/$path"
1933}
1934
1935# and all this just because we cannot iterate over
1936# all maps in C++...
1937sub change_all_map_light {
1938 my ($change) = @_;
1939
1940 $_->change_map_light ($change)
1941 for grep $_->outdoor, values %cf::MAP;
1942} 2038}
1943 2039
1944sub decay_objects { 2040sub decay_objects {
1945 my ($self) = @_; 2041 my ($self) = @_;
1946 2042
… …
2028 2124
2029sub find; 2125sub find;
2030sub find { 2126sub find {
2031 my ($path, $origin) = @_; 2127 my ($path, $origin) = @_;
2032 2128
2129 cf::cede_to_tick;
2130
2033 $path = normalise $path, $origin && $origin->path; 2131 $path = normalise $path, $origin && $origin->path;
2034 2132
2035 cf::lock_wait "map_data:$path";#d#remove 2133 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036 cf::lock_wait "map_find:$path"; 2134 my $guard2 = cf::lock_acquire "map_find:$path";
2037 2135
2038 $cf::MAP{$path} || do { 2136 $cf::MAP{$path} || do {
2039 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040 my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042 my $map = new_from_path cf::map $path 2137 my $map = new_from_path cf::map $path
2043 or return; 2138 or return;
2044 2139
2045 $map->{last_save} = $cf::RUNTIME; 2140 $map->{last_save} = $cf::RUNTIME;
2046 2141
… …
2058 2153
2059 $cf::MAP{$path} = $map 2154 $cf::MAP{$path} = $map
2060 } 2155 }
2061} 2156}
2062 2157
2063sub pre_load { } 2158sub pre_load { }
2064sub post_load { } 2159#sub post_load { } # XS
2065 2160
2066sub load { 2161sub load {
2067 my ($self) = @_; 2162 my ($self) = @_;
2068 2163
2069 local $self->{deny_reset} = 1; # loading can take a long time 2164 local $self->{deny_reset} = 1; # loading can take a long time
… …
2081 $self->alloc; 2176 $self->alloc;
2082 2177
2083 $self->pre_load; 2178 $self->pre_load;
2084 cf::cede_to_tick; 2179 cf::cede_to_tick;
2085 2180
2181 if (exists $self->{load_path}) {
2086 my $f = new_from_file cf::object::thawer $self->{load_path}; 2182 my $f = new_from_file cf::object::thawer $self->{load_path};
2087 $f->skip_block; 2183 $f->skip_block;
2088 $self->_load_objects ($f) 2184 $self->_load_objects ($f)
2089 or return; 2185 or return;
2090 2186
2091 $self->post_load_original 2187 $self->post_load_original
2092 if delete $self->{load_original}; 2188 if delete $self->{load_original};
2093 2189
2094 if (my $uniq = $self->uniq_path) { 2190 if (my $uniq = $self->uniq_path) {
2095 utf8::encode $uniq; 2191 utf8::encode $uniq;
2096 unless (aio_stat $uniq) { 2192 unless (aio_stat $uniq) {
2097 if (my $f = new_from_file cf::object::thawer $uniq) { 2193 if (my $f = new_from_file cf::object::thawer $uniq) {
2098 $self->clear_unique_items; 2194 $self->clear_unique_items;
2099 $self->_load_objects ($f); 2195 $self->_load_objects ($f);
2100 $f->resolve_delayed_derefs; 2196 $f->resolve_delayed_derefs;
2197 }
2101 } 2198 }
2102 } 2199 }
2103 }
2104 2200
2105 $f->resolve_delayed_derefs; 2201 $f->resolve_delayed_derefs;
2202 }
2106 2203
2107 cf::cede_to_tick; 2204 cf::cede_to_tick;
2108 # now do the right thing for maps 2205 # now do the right thing for maps
2109 $self->link_multipart_objects; 2206 $self->link_multipart_objects;
2110 $self->difficulty ($self->estimate_difficulty) 2207 $self->difficulty ($self->estimate_difficulty)
… …
2114 unless ($self->{deny_activate}) { 2211 unless ($self->{deny_activate}) {
2115 $self->decay_objects; 2212 $self->decay_objects;
2116 $self->fix_auto_apply; 2213 $self->fix_auto_apply;
2117 $self->update_buttons; 2214 $self->update_buttons;
2118 cf::cede_to_tick; 2215 cf::cede_to_tick;
2119 $self->set_darkness_map;
2120 cf::cede_to_tick;
2121 $self->activate; 2216 $self->activate;
2122 } 2217 }
2123 2218
2124 $self->{last_save} = $cf::RUNTIME; 2219 $self->{last_save} = $cf::RUNTIME;
2125 $self->last_access ($cf::RUNTIME); 2220 $self->last_access ($cf::RUNTIME);
2126 2221
2127 $self->in_memory (cf::MAP_ACTIVE); 2222 $self->in_memory (cf::MAP_ACTIVE);
2128 } 2223 }
2129 2224
2130 $self->post_load; 2225 $self->post_load;
2131}
2132 2226
2227 1
2228}
2229
2230# customize the map for a given player, i.e.
2231# return the _real_ map. used by e.g. per-player
2232# maps to change the path to ~playername/mappath
2133sub customise_for { 2233sub customise_for {
2134 my ($self, $ob) = @_; 2234 my ($self, $ob) = @_;
2135 2235
2136 return find "~" . $ob->name . "/" . $self->{path} 2236 return find "~" . $ob->name . "/" . $self->{path}
2137 if $self->per_player; 2237 if $self->per_player;
… …
2153 or next; 2253 or next;
2154 $neigh = find $neigh, $map 2254 $neigh = find $neigh, $map
2155 or next; 2255 or next;
2156 $neigh->load; 2256 $neigh->load;
2157 2257
2258 # now find the diagonal neighbours
2158 push @neigh, 2259 push @neigh,
2159 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2260 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2160 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2261 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2161 } 2262 }
2162 2263
… …
2169} 2270}
2170 2271
2171sub find_sync { 2272sub find_sync {
2172 my ($path, $origin) = @_; 2273 my ($path, $origin) = @_;
2173 2274
2174 cf::sync_job { find $path, $origin } 2275 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2276 if $Coro::current == $Coro::main;
2277
2278 find $path, $origin
2175} 2279}
2176 2280
2177sub do_load_sync { 2281sub do_load_sync {
2178 my ($map) = @_; 2282 my ($map) = @_;
2179 2283
2180 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2284 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2181 if $Coro::current == $Coro::main; 2285 if $Coro::current == $Coro::main;
2182 2286
2183 cf::sync_job { $map->load }; 2287 $map->load;
2184} 2288}
2185 2289
2186our %MAP_PREFETCH; 2290our %MAP_PREFETCH;
2187our $MAP_PREFETCHER = undef; 2291our $MAP_PREFETCHER = undef;
2188 2292
… …
2214 $MAP_PREFETCHER->prio (6); 2318 $MAP_PREFETCHER->prio (6);
2215 2319
2216 () 2320 ()
2217} 2321}
2218 2322
2323# common code, used by both ->save and ->swapout
2219sub save { 2324sub _save {
2220 my ($self) = @_; 2325 my ($self) = @_;
2221
2222 my $lock = cf::lock_acquire "map_data:$self->{path}";
2223 2326
2224 $self->{last_save} = $cf::RUNTIME; 2327 $self->{last_save} = $cf::RUNTIME;
2225 2328
2226 return unless $self->dirty; 2329 return unless $self->dirty;
2227 2330
… …
2247 } else { 2350 } else {
2248 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2351 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249 } 2352 }
2250} 2353}
2251 2354
2355sub save {
2356 my ($self) = @_;
2357
2358 my $lock = cf::lock_acquire "map_data:$self->{path}";
2359
2360 $self->_save;
2361}
2362
2252sub swap_out { 2363sub swap_out {
2253 my ($self) = @_; 2364 my ($self) = @_;
2254 2365
2255 # save first because save cedes
2256 $self->save;
2257
2258 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2366 my $lock = cf::lock_acquire "map_data:$self->{path}";
2259 2367
2260 return if $self->players;
2261 return if $self->in_memory != cf::MAP_ACTIVE; 2368 return if $self->in_memory != cf::MAP_ACTIVE;
2262 return if $self->{deny_save}; 2369 return if $self->{deny_save};
2370 return if $self->players;
2263 2371
2372 # first deactivate the map and "unlink" it from the core
2373 $self->deactivate;
2374 $_->clear_links_to ($self) for values %cf::MAP;
2264 $self->in_memory (cf::MAP_SWAPPED); 2375 $self->in_memory (cf::MAP_SWAPPED);
2376
2377 # then atomically save
2378 $self->_save;
2379
2380 # then free the map
2381 $self->clear;
2382}
2383
2384sub reset_at {
2385 my ($self) = @_;
2386
2387 # TODO: safety, remove and allow resettable per-player maps
2388 return 1e99 if $self->{deny_reset};
2389
2390 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2391 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2392
2393 $time + $to
2394}
2395
2396sub should_reset {
2397 my ($self) = @_;
2398
2399 $self->reset_at <= $cf::RUNTIME
2400}
2401
2402sub reset {
2403 my ($self) = @_;
2404
2405 my $lock = cf::lock_acquire "map_data:$self->{path}";
2406
2407 return if $self->players;
2408
2409 cf::trace "resetting map ", $self->path, "\n";
2410
2411 $self->in_memory (cf::MAP_SWAPPED);
2412
2413 # need to save uniques path
2414 unless ($self->{deny_save}) {
2415 my $uniq = $self->uniq_path; utf8::encode $uniq;
2416
2417 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2418 if $uniq;
2419 }
2420
2421 delete $cf::MAP{$self->path};
2265 2422
2266 $self->deactivate; 2423 $self->deactivate;
2267 $_->clear_links_to ($self) for values %cf::MAP; 2424 $_->clear_links_to ($self) for values %cf::MAP;
2268 $self->clear; 2425 $self->clear;
2269}
2270
2271sub reset_at {
2272 my ($self) = @_;
2273
2274 # TODO: safety, remove and allow resettable per-player maps
2275 return 1e99 if $self->{deny_reset};
2276
2277 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280 $time + $to
2281}
2282
2283sub should_reset {
2284 my ($self) = @_;
2285
2286 $self->reset_at <= $cf::RUNTIME
2287}
2288
2289sub reset {
2290 my ($self) = @_;
2291
2292 my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294 return if $self->players;
2295
2296 warn "resetting map ", $self->path;
2297
2298 $self->in_memory (cf::MAP_SWAPPED);
2299
2300 # need to save uniques path
2301 unless ($self->{deny_save}) {
2302 my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2305 if $uniq;
2306 }
2307
2308 delete $cf::MAP{$self->path};
2309
2310 $self->deactivate;
2311 $_->clear_links_to ($self) for values %cf::MAP;
2312 $self->clear;
2313 2426
2314 $self->unlink_save; 2427 $self->unlink_save;
2315 $self->destroy; 2428 $self->destroy;
2316} 2429}
2317 2430
… …
2325 2438
2326 delete $cf::MAP{$self->path}; 2439 delete $cf::MAP{$self->path};
2327 2440
2328 $self->unlink_save; 2441 $self->unlink_save;
2329 2442
2330 bless $self, "cf::map"; 2443 bless $self, "cf::map::wrap";
2331 delete $self->{deny_reset}; 2444 delete $self->{deny_reset};
2332 $self->{deny_save} = 1; 2445 $self->{deny_save} = 1;
2333 $self->reset_timeout (1); 2446 $self->reset_timeout (1);
2334 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2447 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335 2448
… …
2392 : normalise $_ 2505 : normalise $_
2393 } @{ aio_readdir $UNIQUEDIR or [] } 2506 } @{ aio_readdir $UNIQUEDIR or [] }
2394 ] 2507 ]
2395} 2508}
2396 2509
2510=item cf::map::static_maps
2511
2512Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2513file in the shared directory excluding F</styles> and F</editor>). May
2514block.
2515
2516=cut
2517
2518sub static_maps() {
2519 my @dirs = "";
2520 my @maps;
2521
2522 while (@dirs) {
2523 my $dir = shift @dirs;
2524
2525 next if $dir eq "/styles" || $dir eq "/editor";
2526
2527 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2528 or return;
2529
2530 for (@$files) {
2531 s/\.map$// or next;
2532 utf8::decode $_;
2533 push @maps, "$dir/$_";
2534 }
2535
2536 push @dirs, map "$dir/$_", @$dirs;
2537 }
2538
2539 \@maps
2540}
2541
2397=back 2542=back
2398 2543
2399=head3 cf::object 2544=head3 cf::object
2400 2545
2401=cut 2546=cut
… …
2466 2611
2467our $SAY_CHANNEL = { 2612our $SAY_CHANNEL = {
2468 id => "say", 2613 id => "say",
2469 title => "Map", 2614 title => "Map",
2470 reply => "say ", 2615 reply => "say ",
2471 tooltip => "Things said to and replied from npcs near you and other players on the same map only.", 2616 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472}; 2617};
2473 2618
2474our $CHAT_CHANNEL = { 2619our $CHAT_CHANNEL = {
2475 id => "chat", 2620 id => "chat",
2476 title => "Chat", 2621 title => "Chat",
… …
2531 2676
2532=item $player_object->enter_link 2677=item $player_object->enter_link
2533 2678
2534Freezes the player and moves him/her to a special map (C<{link}>). 2679Freezes the player and moves him/her to a special map (C<{link}>).
2535 2680
2536The player should be reasonably safe there for short amounts of time. You 2681The player should be reasonably safe there for short amounts of time (e.g.
2537I<MUST> call C<leave_link> as soon as possible, though. 2682for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2683though, as the player cannot control the character while it is on the link
2684map.
2538 2685
2539Will never block. 2686Will never block.
2540 2687
2541=item $player_object->leave_link ($map, $x, $y) 2688=item $player_object->leave_link ($map, $x, $y)
2542 2689
… …
2562sub cf::object::player::enter_link { 2709sub cf::object::player::enter_link {
2563 my ($self) = @_; 2710 my ($self) = @_;
2564 2711
2565 $self->deactivate_recursive; 2712 $self->deactivate_recursive;
2566 2713
2714 ++$self->{_link_recursion};
2715
2567 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2716 return if UNIVERSAL::isa $self->map, "ext::map_link";
2568 2717
2569 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2718 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570 if $self->map && $self->map->{path} ne "{link}"; 2719 if $self->map && $self->map->{path} ne "{link}";
2571 2720
2572 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2721 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2573} 2722}
2574 2723
2575sub cf::object::player::leave_link { 2724sub cf::object::player::leave_link {
2576 my ($self, $map, $x, $y) = @_; 2725 my ($self, $map, $x, $y) = @_;
2577 2726
… …
2594 ($x, $y) = (-1, -1) 2743 ($x, $y) = (-1, -1)
2595 unless (defined $x) && (defined $y); 2744 unless (defined $x) && (defined $y);
2596 2745
2597 # use -1 or undef as default coordinates, not 0, 0 2746 # use -1 or undef as default coordinates, not 0, 0
2598 ($x, $y) = ($map->enter_x, $map->enter_y) 2747 ($x, $y) = ($map->enter_x, $map->enter_y)
2599 if $x <=0 && $y <= 0; 2748 if $x <= 0 && $y <= 0;
2600 2749
2601 $map->load; 2750 $map->load;
2602 $map->load_neighbours; 2751 $map->load_neighbours;
2603 2752
2604 return unless $self->contr->active; 2753 return unless $self->contr->active;
2605 $self->activate_recursive;
2606 2754
2607 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2755 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608 $self->enter_map ($map, $x, $y); 2756 if ($self->enter_map ($map, $x, $y)) {
2609} 2757 # entering was successful
2758 delete $self->{_link_recursion};
2759 # only activate afterwards, to support waiting in hooks
2760 $self->activate_recursive;
2761 }
2610 2762
2763}
2764
2611=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2765=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2612 2766
2613Moves the player to the given map-path and coordinates by first freezing 2767Moves the player to the given map-path and coordinates by first freezing
2614her, loading and preparing them map, calling the provided $check callback 2768her, loading and preparing them map, calling the provided $check callback
2615that has to return the map if sucecssful, and then unfreezes the player on 2769that has to return the map if sucecssful, and then unfreezes the player on
2616the new (success) or old (failed) map position. In either case, $done will 2770the new (success) or old (failed) map position. In either case, $done will
… …
2623 2777
2624our $GOTOGEN; 2778our $GOTOGEN;
2625 2779
2626sub cf::object::player::goto { 2780sub cf::object::player::goto {
2627 my ($self, $path, $x, $y, $check, $done) = @_; 2781 my ($self, $path, $x, $y, $check, $done) = @_;
2782
2783 if ($self->{_link_recursion} >= $MAX_LINKS) {
2784 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2785 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2786 ($path, $x, $y) = @$EMERGENCY_POSITION;
2787 }
2628 2788
2629 # do generation counting so two concurrent goto's will be executed in-order 2789 # do generation counting so two concurrent goto's will be executed in-order
2630 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2790 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2631 2791
2632 $self->enter_link; 2792 $self->enter_link;
… …
2656 my $map = eval { 2816 my $map = eval {
2657 my $map = defined $path ? cf::map::find $path : undef; 2817 my $map = defined $path ? cf::map::find $path : undef;
2658 2818
2659 if ($map) { 2819 if ($map) {
2660 $map = $map->customise_for ($self); 2820 $map = $map->customise_for ($self);
2661 $map = $check->($map) if $check && $map; 2821 $map = $check->($map, $x, $y, $self) if $check && $map;
2662 } else { 2822 } else {
2663 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2823 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2664 } 2824 }
2665 2825
2666 $map 2826 $map
… …
2674 if ($gen == $self->{_goto_generation}) { 2834 if ($gen == $self->{_goto_generation}) {
2675 delete $self->{_goto_generation}; 2835 delete $self->{_goto_generation};
2676 $self->leave_link ($map, $x, $y); 2836 $self->leave_link ($map, $x, $y);
2677 } 2837 }
2678 2838
2679 $done->() if $done; 2839 $done->($self) if $done;
2680 })->prio (1); 2840 })->prio (1);
2681} 2841}
2682 2842
2683=item $player_object->enter_exit ($exit_object) 2843=item $player_object->enter_exit ($exit_object)
2684 2844
… …
2772 $self->contr->savebed ($map, $x, $y) 2932 $self->contr->savebed ($map, $x, $y)
2773 if $exit->flag (cf::FLAG_DAMNED); 2933 if $exit->flag (cf::FLAG_DAMNED);
2774 2934
2775 1 2935 1
2776 }) { 2936 }) {
2777 $self->message ("Something went wrong deep within the crossfire server. " 2937 $self->message ("Something went wrong deep within the deliantra server. "
2778 . "I'll try to bring you back to the map you were before. " 2938 . "I'll try to bring you back to the map you were before. "
2779 . "Please report this to the dungeon master!", 2939 . "Please report this to the dungeon master!",
2780 cf::NDI_UNIQUE | cf::NDI_RED); 2940 cf::NDI_UNIQUE | cf::NDI_RED);
2781 2941
2782 warn "ERROR in enter_exit: $@"; 2942 error "ERROR in enter_exit: $@";
2783 $self->leave_link; 2943 $self->leave_link;
2784 } 2944 }
2785 })->prio (1); 2945 })->prio (1);
2786} 2946}
2787 2947
… …
2799sub cf::client::send_drawinfo { 2959sub cf::client::send_drawinfo {
2800 my ($self, $text, $flags) = @_; 2960 my ($self, $text, $flags) = @_;
2801 2961
2802 utf8::encode $text; 2962 utf8::encode $text;
2803 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2963 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2964}
2965
2966=item $client->send_big_packet ($pkt)
2967
2968Like C<send_packet>, but tries to compress large packets, and fragments
2969them as required.
2970
2971=cut
2972
2973our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2974
2975sub cf::client::send_big_packet {
2976 my ($self, $pkt) = @_;
2977
2978 # try lzf for large packets
2979 $pkt = "lzf " . Compress::LZF::compress $pkt
2980 if 1024 <= length $pkt and $self->{can_lzf};
2981
2982 # split very large packets
2983 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2984 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2985 $pkt = "frag";
2986 }
2987
2988 $self->send_packet ($pkt);
2804} 2989}
2805 2990
2806=item $client->send_msg ($channel, $msg, $color, [extra...]) 2991=item $client->send_msg ($channel, $msg, $color, [extra...])
2807 2992
2808Send a drawinfo or msg packet to the client, formatting the msg for the 2993Send a drawinfo or msg packet to the client, formatting the msg for the
… …
2812 2997
2813=cut 2998=cut
2814 2999
2815# non-persistent channels (usually the info channel) 3000# non-persistent channels (usually the info channel)
2816our %CHANNEL = ( 3001our %CHANNEL = (
3002 "c/motd" => {
3003 id => "infobox",
3004 title => "MOTD",
3005 reply => undef,
3006 tooltip => "The message of the day",
3007 },
2817 "c/identify" => { 3008 "c/identify" => {
2818 id => "infobox", 3009 id => "infobox",
2819 title => "Identify", 3010 title => "Identify",
2820 reply => undef, 3011 reply => undef,
2821 tooltip => "Items recently identified", 3012 tooltip => "Items recently identified",
… …
2823 "c/examine" => { 3014 "c/examine" => {
2824 id => "infobox", 3015 id => "infobox",
2825 title => "Examine", 3016 title => "Examine",
2826 reply => undef, 3017 reply => undef,
2827 tooltip => "Signs and other items you examined", 3018 tooltip => "Signs and other items you examined",
3019 },
3020 "c/shopinfo" => {
3021 id => "infobox",
3022 title => "Shop Info",
3023 reply => undef,
3024 tooltip => "What your bargaining skill tells you about the shop",
2828 }, 3025 },
2829 "c/book" => { 3026 "c/book" => {
2830 id => "infobox", 3027 id => "infobox",
2831 title => "Book", 3028 title => "Book",
2832 reply => undef, 3029 reply => undef,
… …
2848 id => "infobox", 3045 id => "infobox",
2849 title => "Body Parts", 3046 title => "Body Parts",
2850 reply => undef, 3047 reply => undef,
2851 tooltip => "Shows which body parts you posess and are available", 3048 tooltip => "Shows which body parts you posess and are available",
2852 }, 3049 },
3050 "c/statistics" => {
3051 id => "infobox",
3052 title => "Statistics",
3053 reply => undef,
3054 tooltip => "Shows your primary statistics",
3055 },
3056 "c/skills" => {
3057 id => "infobox",
3058 title => "Skills",
3059 reply => undef,
3060 tooltip => "Shows your experience per skill and item power",
3061 },
3062 "c/shopitems" => {
3063 id => "infobox",
3064 title => "Shop Items",
3065 reply => undef,
3066 tooltip => "Shows the items currently for sale in this shop",
3067 },
3068 "c/resistances" => {
3069 id => "infobox",
3070 title => "Resistances",
3071 reply => undef,
3072 tooltip => "Shows your resistances",
3073 },
3074 "c/pets" => {
3075 id => "infobox",
3076 title => "Pets",
3077 reply => undef,
3078 tooltip => "Shows information abotu your pets/a specific pet",
3079 },
3080 "c/perceiveself" => {
3081 id => "infobox",
3082 title => "Perceive Self",
3083 reply => undef,
3084 tooltip => "You gained detailed knowledge about yourself",
3085 },
2853 "c/uptime" => { 3086 "c/uptime" => {
2854 id => "infobox", 3087 id => "infobox",
2855 title => "Uptime", 3088 title => "Uptime",
2856 reply => undef, 3089 reply => undef,
2857 tooltip => "How long the server has been running since last restart", 3090 tooltip => "How long the server has been running since last restart",
… …
2866 id => "party", 3099 id => "party",
2867 title => "Party", 3100 title => "Party",
2868 reply => "gsay ", 3101 reply => "gsay ",
2869 tooltip => "Messages and chat related to your party", 3102 tooltip => "Messages and chat related to your party",
2870 }, 3103 },
3104 "c/death" => {
3105 id => "death",
3106 title => "Death",
3107 reply => undef,
3108 tooltip => "Reason for and more info about your most recent death",
3109 },
3110 "c/say" => $SAY_CHANNEL,
3111 "c/chat" => $CHAT_CHANNEL,
2871); 3112);
2872 3113
2873sub cf::client::send_msg { 3114sub cf::client::send_msg {
2874 my ($self, $channel, $msg, $color, @extra) = @_; 3115 my ($self, $channel, $msg, $color, @extra) = @_;
2875 3116
2876 $msg = $self->pl->expand_cfpod ($msg); 3117 $msg = $self->pl->expand_cfpod ($msg)
3118 unless $color & cf::NDI_VERBATIM;
2877 3119
2878 $color &= cf::NDI_CLIENT_MASK; # just in case... 3120 $color &= cf::NDI_CLIENT_MASK; # just in case...
2879 3121
2880 # check predefined channels, for the benefit of C 3122 # check predefined channels, for the benefit of C
2881 if ($CHANNEL{$channel}) { 3123 if ($CHANNEL{$channel}) {
2882 $channel = $CHANNEL{$channel}; 3124 $channel = $CHANNEL{$channel};
2883 3125
2884 $self->ext_msg (channel_info => $channel) 3126 $self->ext_msg (channel_info => $channel);
2885 if $self->can_msg;
2886
2887 $channel = $channel->{id}; 3127 $channel = $channel->{id};
2888 3128
2889 } elsif (ref $channel) { 3129 } elsif (ref $channel) {
2890 # send meta info to client, if not yet sent 3130 # send meta info to client, if not yet sent
2891 unless (exists $self->{channel}{$channel->{id}}) { 3131 unless (exists $self->{channel}{$channel->{id}}) {
2892 $self->{channel}{$channel->{id}} = $channel; 3132 $self->{channel}{$channel->{id}} = $channel;
2893 $self->ext_msg (channel_info => $channel) 3133 $self->ext_msg (channel_info => $channel);
2894 if $self->can_msg;
2895 } 3134 }
2896 3135
2897 $channel = $channel->{id}; 3136 $channel = $channel->{id};
2898 } 3137 }
2899 3138
2900 return unless @extra || length $msg; 3139 return unless @extra || length $msg;
2901 3140
2902 if ($self->can_msg) {
2903 # default colour, mask it out 3141 # default colour, mask it out
2904 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3142 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2905 if $color & cf::NDI_DEF; 3143 if $color & cf::NDI_DEF;
2906 3144
2907 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3145 my $pkt = "msg "
3146 . $self->{json_coder}->encode (
2908 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3147 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2909 } else { 3148 );
2910 if ($color >= 0) {
2911 # replace some tags by gcfclient-compatible ones
2912 for ($msg) {
2913 1 while
2914 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2915 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2916 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2917 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2918 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2919 }
2920 3149
2921 $color &= cf::NDI_COLOR_MASK; 3150 $self->send_big_packet ($pkt);
2922
2923 utf8::encode $msg;
2924
2925 if (0 && $msg =~ /\[/) {
2926 # COMMAND/INFO
2927 $self->send_packet ("drawextinfo $color 10 8 $msg")
2928 } else {
2929 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2930 $self->send_packet ("drawinfo $color $msg")
2931 }
2932 }
2933 }
2934} 3151}
2935 3152
2936=item $client->ext_msg ($type, @msg) 3153=item $client->ext_msg ($type, @msg)
2937 3154
2938Sends an ext event to the client. 3155Sends an ext event to the client.
… …
2941 3158
2942sub cf::client::ext_msg($$@) { 3159sub cf::client::ext_msg($$@) {
2943 my ($self, $type, @msg) = @_; 3160 my ($self, $type, @msg) = @_;
2944 3161
2945 if ($self->extcmd == 2) { 3162 if ($self->extcmd == 2) {
2946 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3163 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2947 } elsif ($self->extcmd == 1) { # TODO: remove 3164 } elsif ($self->extcmd == 1) { # TODO: remove
2948 push @msg, msgtype => "event_$type"; 3165 push @msg, msgtype => "event_$type";
2949 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3166 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2950 } 3167 }
2951} 3168}
2952 3169
2953=item $client->ext_reply ($msgid, @msg) 3170=item $client->ext_reply ($msgid, @msg)
2954 3171
… …
2958 3175
2959sub cf::client::ext_reply($$@) { 3176sub cf::client::ext_reply($$@) {
2960 my ($self, $id, @msg) = @_; 3177 my ($self, $id, @msg) = @_;
2961 3178
2962 if ($self->extcmd == 2) { 3179 if ($self->extcmd == 2) {
2963 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3180 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2964 } elsif ($self->extcmd == 1) { 3181 } elsif ($self->extcmd == 1) {
2965 #TODO: version 1, remove 3182 #TODO: version 1, remove
2966 unshift @msg, msgtype => "reply", msgid => $id; 3183 unshift @msg, msgtype => "reply", msgid => $id;
2967 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3184 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2968 } 3185 }
2969} 3186}
2970 3187
2971=item $success = $client->query ($flags, "text", \&cb) 3188=item $success = $client->query ($flags, "text", \&cb)
2972 3189
… …
3043 3260
3044 $ns->ext_reply ($reply, @reply) 3261 $ns->ext_reply ($reply, @reply)
3045 if $reply; 3262 if $reply;
3046 3263
3047 } else { 3264 } else {
3048 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3265 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3049 } 3266 }
3050 3267
3051 cf::override; 3268 cf::override;
3052 }, 3269 },
3053); 3270);
… …
3073 3290
3074 $coro 3291 $coro
3075} 3292}
3076 3293
3077cf::client->attach ( 3294cf::client->attach (
3078 on_destroy => sub { 3295 on_client_destroy => sub {
3079 my ($ns) = @_; 3296 my ($ns) = @_;
3080 3297
3081 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3298 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
3082 }, 3299 },
3083); 3300);
… …
3099our $safe_hole = new Safe::Hole; 3316our $safe_hole = new Safe::Hole;
3100 3317
3101$SIG{FPE} = 'IGNORE'; 3318$SIG{FPE} = 'IGNORE';
3102 3319
3103$safe->permit_only (Opcode::opset qw( 3320$safe->permit_only (Opcode::opset qw(
3104 :base_core :base_mem :base_orig :base_math 3321 :base_core :base_mem :base_orig :base_math :base_loop
3105 grepstart grepwhile mapstart mapwhile 3322 grepstart grepwhile mapstart mapwhile
3106 sort time 3323 sort time
3107)); 3324));
3108 3325
3109# here we export the classes and methods available to script code 3326# here we export the classes and methods available to script code
… …
3113The following functions and methods are available within a safe environment: 3330The following functions and methods are available within a safe environment:
3114 3331
3115 cf::object 3332 cf::object
3116 contr pay_amount pay_player map x y force_find force_add destroy 3333 contr pay_amount pay_player map x y force_find force_add destroy
3117 insert remove name archname title slaying race decrease split 3334 insert remove name archname title slaying race decrease split
3335 value
3118 3336
3119 cf::object::player 3337 cf::object::player
3120 player 3338 player
3121 3339
3122 cf::player 3340 cf::player
… …
3128=cut 3346=cut
3129 3347
3130for ( 3348for (
3131 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3349 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3132 insert remove inv nrof name archname title slaying race 3350 insert remove inv nrof name archname title slaying race
3133 decrease split destroy change_exp)], 3351 decrease split destroy change_exp value msg lore send_msg)],
3134 ["cf::object::player" => qw(player)], 3352 ["cf::object::player" => qw(player)],
3135 ["cf::player" => qw(peaceful)], 3353 ["cf::player" => qw(peaceful send_msg)],
3136 ["cf::map" => qw(trigger)], 3354 ["cf::map" => qw(trigger)],
3137) { 3355) {
3138 no strict 'refs';
3139 my ($pkg, @funs) = @$_; 3356 my ($pkg, @funs) = @$_;
3140 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3357 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3141 for @funs; 3358 for @funs;
3142} 3359}
3143 3360
… …
3158 3375
3159 my $qcode = $code; 3376 my $qcode = $code;
3160 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3377 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3161 $qcode =~ s/\n/\\n/g; 3378 $qcode =~ s/\n/\\n/g;
3162 3379
3380 %vars = (_dummy => 0) unless %vars;
3381
3382 my @res;
3163 local $_; 3383 local $_;
3164 local @safe::cf::_safe_eval_args = values %vars;
3165 3384
3166 my $eval = 3385 my $eval =
3167 "do {\n" 3386 "do {\n"
3168 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3387 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3169 . "#line 0 \"{$qcode}\"\n" 3388 . "#line 0 \"{$qcode}\"\n"
3170 . $code 3389 . $code
3171 . "\n}" 3390 . "\n}"
3172 ; 3391 ;
3173 3392
3393 if ($CFG{safe_eval}) {
3174 sub_generation_inc; 3394 sub_generation_inc;
3395 local @safe::cf::_safe_eval_args = values %vars;
3175 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3396 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3176 sub_generation_inc; 3397 sub_generation_inc;
3398 } else {
3399 local @cf::_safe_eval_args = values %vars;
3400 @res = wantarray ? eval eval : scalar eval $eval;
3401 }
3177 3402
3178 if ($@) { 3403 if ($@) {
3179 warn "$@"; 3404 warn "$@",
3180 warn "while executing safe code '$code'\n"; 3405 "while executing safe code '$code'\n",
3181 warn "with arguments " . (join " ", %vars) . "\n"; 3406 "with arguments " . (join " ", %vars) . "\n";
3182 } 3407 }
3183 3408
3184 wantarray ? @res : $res[0] 3409 wantarray ? @res : $res[0]
3185} 3410}
3186 3411
… …
3200=cut 3425=cut
3201 3426
3202sub register_script_function { 3427sub register_script_function {
3203 my ($fun, $cb) = @_; 3428 my ($fun, $cb) = @_;
3204 3429
3205 no strict 'refs'; 3430 $fun = "safe::$fun" if $CFG{safe_eval};
3206 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3431 *$fun = $safe_hole->wrap ($cb);
3207} 3432}
3208 3433
3209=back 3434=back
3210 3435
3211=cut 3436=cut
… …
3220 # for this (global event?) 3445 # for this (global event?)
3221 %ext::player_env::MUSIC_FACE_CACHE = (); 3446 %ext::player_env::MUSIC_FACE_CACHE = ();
3222 3447
3223 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3448 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3224 3449
3225 warn "loading facedata from $path\n"; 3450 trace "loading facedata from $path\n";
3226 3451
3227 my $facedata; 3452 my $facedata = decode_storable load_file $path;
3228 0 < aio_load $path, $facedata
3229 or die "$path: $!";
3230
3231 $facedata = Coro::Storable::thaw $facedata;
3232 3453
3233 $facedata->{version} == 2 3454 $facedata->{version} == 2
3234 or cf::cleanup "$path: version mismatch, cannot proceed."; 3455 or cf::cleanup "$path: version mismatch, cannot proceed.";
3235 3456
3236 # patch in the exptable 3457 # patch in the exptable
3458 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3237 $facedata->{resource}{"res/exp_table"} = { 3459 $facedata->{resource}{"res/exp_table"} = {
3238 type => FT_RSRC, 3460 type => FT_RSRC,
3239 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3461 data => $exp_table,
3462 hash => (Digest::MD5::md5 $exp_table),
3240 }; 3463 };
3241 cf::cede_to_tick; 3464 cf::cede_to_tick;
3242 3465
3243 { 3466 {
3244 my $faces = $facedata->{faceinfo}; 3467 my $faces = $facedata->{faceinfo};
… …
3246 while (my ($face, $info) = each %$faces) { 3469 while (my ($face, $info) = each %$faces) {
3247 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3470 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3248 3471
3249 cf::face::set_visibility $idx, $info->{visibility}; 3472 cf::face::set_visibility $idx, $info->{visibility};
3250 cf::face::set_magicmap $idx, $info->{magicmap}; 3473 cf::face::set_magicmap $idx, $info->{magicmap};
3251 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3474 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3252 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3475 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3476 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3253 3477
3254 cf::cede_to_tick; 3478 cf::cede_to_tick;
3255 } 3479 }
3256 3480
3257 while (my ($face, $info) = each %$faces) { 3481 while (my ($face, $info) = each %$faces) {
… …
3262 3486
3263 if (my $smooth = cf::face::find $info->{smooth}) { 3487 if (my $smooth = cf::face::find $info->{smooth}) {
3264 cf::face::set_smooth $idx, $smooth; 3488 cf::face::set_smooth $idx, $smooth;
3265 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3489 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3266 } else { 3490 } else {
3267 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3491 error "smooth face '$info->{smooth}' not found for face '$face'";
3268 } 3492 }
3269 3493
3270 cf::cede_to_tick; 3494 cf::cede_to_tick;
3271 } 3495 }
3272 } 3496 }
… …
3281 3505
3282 cf::anim::invalidate_all; # d'oh 3506 cf::anim::invalidate_all; # d'oh
3283 } 3507 }
3284 3508
3285 { 3509 {
3286 # TODO: for gcfclient pleasure, we should give resources
3287 # that gcfclient doesn't grok a >10000 face index.
3288 my $res = $facedata->{resource}; 3510 my $res = $facedata->{resource};
3289 3511
3290 while (my ($name, $info) = each %$res) { 3512 while (my ($name, $info) = each %$res) {
3291 if (defined $info->{type}) { 3513 if (defined $info->{type}) {
3292 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3514 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3293 my $data;
3294 3515
3295 if ($info->{type} & 1) { 3516 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3296 # prepend meta info
3297
3298 my $meta = $enc->encode ({
3299 name => $name,
3300 %{ $info->{meta} || {} },
3301 });
3302
3303 $data = pack "(w/a*)*", $meta, $info->{data};
3304 } else {
3305 $data = $info->{data};
3306 }
3307
3308 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3309 cf::face::set_type $idx, $info->{type}; 3517 cf::face::set_type $idx, $info->{type};
3310 } else { 3518 } else {
3311 $RESOURCE{$name} = $info; 3519 $RESOURCE{$name} = $info; # unused
3312 } 3520 }
3313 3521
3314 cf::cede_to_tick; 3522 cf::cede_to_tick;
3315 } 3523 }
3316 } 3524 }
3317 3525
3318 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3526 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3319 3527
3320 1 3528 1
3321} 3529}
3322
3323cf::global->attach (on_resource_update => sub {
3324 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3325 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3326
3327 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3328 my $sound = $soundconf->{compat}[$_]
3329 or next;
3330
3331 my $face = cf::face::find "sound/$sound->[1]";
3332 cf::sound::set $sound->[0] => $face;
3333 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3334 }
3335
3336 while (my ($k, $v) = each %{$soundconf->{event}}) {
3337 my $face = cf::face::find "sound/$v";
3338 cf::sound::set $k => $face;
3339 }
3340 }
3341});
3342 3530
3343register_exticmd fx_want => sub { 3531register_exticmd fx_want => sub {
3344 my ($ns, $want) = @_; 3532 my ($ns, $want) = @_;
3345 3533
3346 while (my ($k, $v) = each %$want) { 3534 while (my ($k, $v) = each %$want) {
… …
3385sub reload_treasures { 3573sub reload_treasures {
3386 load_resource_file "$DATADIR/treasures" 3574 load_resource_file "$DATADIR/treasures"
3387 or die "unable to load treasurelists\n"; 3575 or die "unable to load treasurelists\n";
3388} 3576}
3389 3577
3578sub reload_sound {
3579 trace "loading sound config from $DATADIR/sound\n";
3580
3581 my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
3582
3583 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3584 my $sound = $soundconf->{compat}[$_]
3585 or next;
3586
3587 my $face = cf::face::find "sound/$sound->[1]";
3588 cf::sound::set $sound->[0] => $face;
3589 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3590 }
3591
3592 while (my ($k, $v) = each %{$soundconf->{event}}) {
3593 my $face = cf::face::find "sound/$v";
3594 cf::sound::set $k => $face;
3595 }
3596}
3597
3390sub reload_resources { 3598sub reload_resources {
3391 warn "reloading resource files...\n"; 3599 trace "reloading resource files...\n";
3392 3600
3601 reload_exp_table;
3602 reload_materials;
3393 reload_facedata; 3603 reload_facedata;
3604 reload_sound;
3394 reload_archetypes; 3605 reload_archetypes;
3395 reload_regions; 3606 reload_regions;
3396 reload_treasures; 3607 reload_treasures;
3397 3608
3398 warn "finished reloading resource files\n"; 3609 trace "finished reloading resource files\n";
3399}
3400
3401sub init {
3402 my $guard = freeze_mainloop;
3403
3404 evthread_start IO::AIO::poll_fileno;
3405
3406 reload_resources;
3407} 3610}
3408 3611
3409sub reload_config { 3612sub reload_config {
3410 open my $fh, "<:utf8", "$CONFDIR/config" 3613 trace "reloading config file...\n";
3411 or return;
3412 3614
3413 local $/; 3615 my $config = load_file "$CONFDIR/config";
3414 *CFG = YAML::Load <$fh>; 3616 utf8::decode $config;
3617 *CFG = decode_yaml $config;
3415 3618
3416 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3619 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3417 3620
3418 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3621 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3419 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3622 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3420 3623
3421 if (exists $CFG{mlockall}) { 3624 if (exists $CFG{mlockall}) {
… …
3425 }; 3628 };
3426 warn $@ if $@; 3629 warn $@ if $@;
3427 } 3630 }
3428} 3631}
3429 3632
3633sub pidfile() {
3634 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3635 or die "$PIDFILE: $!";
3636 flock $fh, &Fcntl::LOCK_EX
3637 or die "$PIDFILE: flock: $!";
3638 $fh
3639}
3640
3641# make sure only one server instance is running at any one time
3642sub atomic {
3643 my $fh = pidfile;
3644
3645 my $pid = <$fh>;
3646 kill 9, $pid if $pid > 0;
3647
3648 seek $fh, 0, 0;
3649 print $fh $$;
3650}
3651
3652sub main_loop {
3653 trace "EV::loop starting\n";
3654 if (1) {
3655 EV::loop;
3656 }
3657 trace "EV::loop returned\n";
3658 goto &main_loop unless $REALLY_UNLOOP;
3659}
3660
3430sub main { 3661sub main {
3662 cf::init_globals; # initialise logging
3663
3664 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3665 LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3666 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3667 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3668
3669 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3670
3431 # we must not ever block the main coroutine 3671 # we must not ever block the main coroutine
3432 local $Coro::idle = sub { 3672 local $Coro::idle = sub {
3433 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3673 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3434 (async { 3674 (async {
3435 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3675 $Coro::current->{desc} = "IDLE BUG HANDLER";
3436 EV::loop EV::LOOP_ONESHOT; 3676 EV::loop EV::LOOP_ONESHOT;
3437 })->prio (Coro::PRIO_MAX); 3677 })->prio (Coro::PRIO_MAX);
3438 }; 3678 };
3439 3679
3440 { 3680 evthread_start IO::AIO::poll_fileno;
3441 my $guard = freeze_mainloop; 3681
3682 cf::sync_job {
3683 cf::incloader::init ();
3684
3685 cf::init_anim;
3686 cf::init_attackmess;
3687 cf::init_dynamic;
3688
3689 cf::load_settings;
3690
3691 reload_resources;
3442 reload_config; 3692 reload_config;
3443 db_init; 3693 db_init;
3694
3695 cf::init_uuid;
3696 cf::init_signals;
3697 cf::init_skills;
3698
3699 cf::init_beforeplay;
3700
3701 atomic;
3702
3444 load_extensions; 3703 load_extensions;
3445 3704
3446 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3705 utime time, time, $RUNTIMEFILE;
3706
3707 # no (long-running) fork's whatsoever before this point(!)
3708 use POSIX ();
3709 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3710
3711 cf::_post_init 0;
3447 } 3712 };
3448 3713
3449 EV::loop; 3714 cf::object::thawer::errors_are_fatal 0;
3715 info "parse errors in files are no longer fatal from this point on.\n";
3716
3717 my $free_main; $free_main = EV::idle sub {
3718 undef $free_main;
3719 undef &main; # free gobs of memory :)
3720 };
3721
3722 goto &main_loop;
3450} 3723}
3451 3724
3452############################################################################# 3725#############################################################################
3453# initialisation and cleanup 3726# initialisation and cleanup
3454 3727
3455# install some emergency cleanup handlers 3728# install some emergency cleanup handlers
3456BEGIN { 3729BEGIN {
3457 our %SIGWATCHER = (); 3730 our %SIGWATCHER = ();
3458 for my $signal (qw(INT HUP TERM)) { 3731 for my $signal (qw(INT HUP TERM)) {
3459 $SIGWATCHER{$signal} = EV::signal $signal, sub { 3732 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3460 cf::cleanup "SIG$signal"; 3733 cf::cleanup "SIG$signal";
3461 }; 3734 };
3462 } 3735 }
3463} 3736}
3464 3737
3465sub write_runtime_sync { 3738sub write_runtime_sync {
3466 my $runtime = "$LOCALDIR/runtime"; 3739 my $t0 = AE::time;
3467 3740
3468 # first touch the runtime file to show we are still running: 3741 # first touch the runtime file to show we are still running:
3469 # the fsync below can take a very very long time. 3742 # the fsync below can take a very very long time.
3470 3743
3471 IO::AIO::aio_utime $runtime, undef, undef; 3744 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3472 3745
3473 my $guard = cf::lock_acquire "write_runtime"; 3746 my $guard = cf::lock_acquire "write_runtime";
3474 3747
3475 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3748 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3476 or return; 3749 or return;
3477 3750
3478 my $value = $cf::RUNTIME + 90 + 10; 3751 my $value = $cf::RUNTIME + 90 + 10;
3479 # 10 is the runtime save interval, for a monotonic clock 3752 # 10 is the runtime save interval, for a monotonic clock
3480 # 60 allows for the watchdog to kill the server. 3753 # 60 allows for the watchdog to kill the server.
… …
3490 aio_utime $fh, undef, undef; 3763 aio_utime $fh, undef, undef;
3491 3764
3492 close $fh 3765 close $fh
3493 or return; 3766 or return;
3494 3767
3495 aio_rename "$runtime~", $runtime 3768 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3496 and return; 3769 and return;
3497 3770
3498 warn "runtime file written.\n"; 3771 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3499 3772
3500 1 3773 1
3501} 3774}
3502 3775
3503our $uuid_lock; 3776our $uuid_lock;
… …
3512 my $uuid = "$LOCALDIR/uuid"; 3785 my $uuid = "$LOCALDIR/uuid";
3513 3786
3514 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3787 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515 or return; 3788 or return;
3516 3789
3517 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3790 my $value = uuid_seq uuid_cur;
3791
3792 unless ($value) {
3793 info "cowardly refusing to write zero uuid value!\n";
3794 return;
3795 }
3796
3797 my $value = uuid_str $value + $uuid_skip;
3518 $uuid_skip = 0; 3798 $uuid_skip = 0;
3519 3799
3520 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3800 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3521 and return; 3801 and return;
3522 3802
… …
3528 or return; 3808 or return;
3529 3809
3530 aio_rename "$uuid~", $uuid 3810 aio_rename "$uuid~", $uuid
3531 and return; 3811 and return;
3532 3812
3533 warn "uuid file written ($value).\n"; 3813 trace "uuid file written ($value).\n";
3534 3814
3535 1 3815 1
3536 3816
3537} 3817}
3538 3818
… …
3544} 3824}
3545 3825
3546sub emergency_save() { 3826sub emergency_save() {
3547 my $freeze_guard = cf::freeze_mainloop; 3827 my $freeze_guard = cf::freeze_mainloop;
3548 3828
3549 warn "enter emergency perl save\n"; 3829 info "emergency_perl_save: enter\n";
3830
3831 # this is a trade-off: we want to be very quick here, so
3832 # save all maps without fsync, and later call a global sync
3833 # (which in turn might be very very slow)
3834 local $USE_FSYNC = 0;
3550 3835
3551 cf::sync_job { 3836 cf::sync_job {
3837 cf::write_runtime_sync; # external watchdog should not bark
3838
3552 # use a peculiar iteration method to avoid tripping on perl 3839 # use a peculiar iteration method to avoid tripping on perl
3553 # refcount bugs in for. also avoids problems with players 3840 # refcount bugs in for. also avoids problems with players
3554 # and maps saved/destroyed asynchronously. 3841 # and maps saved/destroyed asynchronously.
3555 warn "begin emergency player save\n"; 3842 info "emergency_perl_save: begin player save\n";
3556 for my $login (keys %cf::PLAYER) { 3843 for my $login (keys %cf::PLAYER) {
3557 my $pl = $cf::PLAYER{$login} or next; 3844 my $pl = $cf::PLAYER{$login} or next;
3558 $pl->valid or next; 3845 $pl->valid or next;
3559 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3846 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3560 $pl->save; 3847 $pl->save;
3561 } 3848 }
3562 warn "end emergency player save\n"; 3849 info "emergency_perl_save: end player save\n";
3563 3850
3564 warn "begin emergency map save\n"; 3851 cf::write_runtime_sync; # external watchdog should not bark
3852
3853 info "emergency_perl_save: begin map save\n";
3565 for my $path (keys %cf::MAP) { 3854 for my $path (keys %cf::MAP) {
3566 my $map = $cf::MAP{$path} or next; 3855 my $map = $cf::MAP{$path} or next;
3567 $map->valid or next; 3856 $map->valid or next;
3568 $map->save; 3857 $map->save;
3569 } 3858 }
3570 warn "end emergency map save\n"; 3859 info "emergency_perl_save: end map save\n";
3571 3860
3572 warn "begin emergency database checkpoint\n"; 3861 cf::write_runtime_sync; # external watchdog should not bark
3862
3863 info "emergency_perl_save: begin database checkpoint\n";
3573 BDB::db_env_txn_checkpoint $DB_ENV; 3864 BDB::db_env_txn_checkpoint $DB_ENV;
3574 warn "end emergency database checkpoint\n"; 3865 info "emergency_perl_save: end database checkpoint\n";
3575 3866
3576 warn "begin write uuid\n"; 3867 info "emergency_perl_save: begin write uuid\n";
3577 write_uuid_sync 1; 3868 write_uuid_sync 1;
3578 warn "end write uuid\n"; 3869 info "emergency_perl_save: end write uuid\n";
3870
3871 cf::write_runtime_sync; # external watchdog should not bark
3872
3873 trace "emergency_perl_save: syncing database to disk";
3874 BDB::db_env_txn_checkpoint $DB_ENV;
3875
3876 info "emergency_perl_save: starting sync\n";
3877 IO::AIO::aio_sync sub {
3878 info "emergency_perl_save: finished sync\n";
3879 };
3880
3881 cf::write_runtime_sync; # external watchdog should not bark
3882
3883 trace "emergency_perl_save: flushing outstanding aio requests";
3884 while (IO::AIO::nreqs || BDB::nreqs) {
3885 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3886 }
3887
3888 cf::write_runtime_sync; # external watchdog should not bark
3579 }; 3889 };
3580 3890
3581 warn "leave emergency perl save\n"; 3891 info "emergency_perl_save: leave\n";
3582} 3892}
3583 3893
3584sub post_cleanup { 3894sub post_cleanup {
3585 my ($make_core) = @_; 3895 my ($make_core) = @_;
3586 3896
3897 IO::AIO::flush;
3898
3587 warn Carp::longmess "post_cleanup backtrace" 3899 error Carp::longmess "post_cleanup backtrace"
3588 if $make_core; 3900 if $make_core;
3901
3902 my $fh = pidfile;
3903 unlink $PIDFILE if <$fh> == $$;
3904}
3905
3906# a safer delete_package, copied from Symbol
3907sub clear_package($) {
3908 my $pkg = shift;
3909
3910 # expand to full symbol table name if needed
3911 unless ($pkg =~ /^main::.*::$/) {
3912 $pkg = "main$pkg" if $pkg =~ /^::/;
3913 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3914 $pkg .= '::' unless $pkg =~ /::$/;
3915 }
3916
3917 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3918 my $stem_symtab = *{$stem}{HASH};
3919
3920 defined $stem_symtab and exists $stem_symtab->{$leaf}
3921 or return;
3922
3923 # clear all symbols
3924 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3925 for my $name (keys %$leaf_symtab) {
3926 _gv_clear *{"$pkg$name"};
3927# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3928 }
3589} 3929}
3590 3930
3591sub do_reload_perl() { 3931sub do_reload_perl() {
3592 # can/must only be called in main 3932 # can/must only be called in main
3593 if ($Coro::current != $Coro::main) { 3933 unless (in_main) {
3594 warn "can only reload from main coroutine"; 3934 error "can only reload from main coroutine";
3595 return; 3935 return;
3596 } 3936 }
3597 3937
3598 warn "reloading..."; 3938 return if $RELOAD++;
3599 3939
3600 warn "entering sync_job"; 3940 my $t1 = AE::time;
3601 3941
3942 while ($RELOAD) {
3943 cf::get_slot 0.1, -1, "reload_perl";
3944 info "perl_reload: reloading...";
3945
3946 trace "perl_reload: entering sync_job";
3947
3602 cf::sync_job { 3948 cf::sync_job {
3603 cf::write_runtime_sync; # external watchdog should not bark
3604 cf::emergency_save; 3949 #cf::emergency_save;
3605 cf::write_runtime_sync; # external watchdog should not bark
3606 3950
3607 warn "syncing database to disk";
3608 BDB::db_env_txn_checkpoint $DB_ENV;
3609
3610 # if anything goes wrong in here, we should simply crash as we already saved
3611
3612 warn "flushing outstanding aio requests";
3613 for (;;) {
3614 BDB::flush;
3615 IO::AIO::flush;
3616 Coro::cede_notself;
3617 last unless IO::AIO::nreqs || BDB::nreqs;
3618 warn "iterate...";
3619 }
3620
3621 ++$RELOAD;
3622
3623 warn "cancelling all extension coros"; 3951 trace "perl_reload: cancelling all extension coros";
3624 $_->cancel for values %EXT_CORO; 3952 $_->cancel for values %EXT_CORO;
3625 %EXT_CORO = (); 3953 %EXT_CORO = ();
3626 3954
3627 warn "removing commands"; 3955 trace "perl_reload: removing commands";
3628 %COMMAND = (); 3956 %COMMAND = ();
3629 3957
3630 warn "removing ext/exti commands"; 3958 trace "perl_reload: removing ext/exti commands";
3631 %EXTCMD = (); 3959 %EXTCMD = ();
3632 %EXTICMD = (); 3960 %EXTICMD = ();
3633 3961
3634 warn "unloading/nuking all extensions"; 3962 trace "perl_reload: unloading/nuking all extensions";
3635 for my $pkg (@EXTS) { 3963 for my $pkg (@EXTS) {
3636 warn "... unloading $pkg"; 3964 trace "... unloading $pkg";
3637 3965
3638 if (my $cb = $pkg->can ("unload")) { 3966 if (my $cb = $pkg->can ("unload")) {
3639 eval { 3967 eval {
3640 $cb->($pkg); 3968 $cb->($pkg);
3641 1 3969 1
3642 } or warn "$pkg unloaded, but with errors: $@"; 3970 } or error "$pkg unloaded, but with errors: $@";
3971 }
3972
3973 trace "... clearing $pkg";
3974 clear_package $pkg;
3643 } 3975 }
3644 3976
3645 warn "... nuking $pkg";
3646 Symbol::delete_package $pkg;
3647 }
3648
3649 warn "unloading all perl modules loaded from $LIBDIR"; 3977 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3650 while (my ($k, $v) = each %INC) { 3978 while (my ($k, $v) = each %INC) {
3651 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3979 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3652 3980
3653 warn "... unloading $k"; 3981 trace "... unloading $k";
3654 delete $INC{$k}; 3982 delete $INC{$k};
3655 3983
3656 $k =~ s/\.pm$//; 3984 $k =~ s/\.pm$//;
3657 $k =~ s/\//::/g; 3985 $k =~ s/\//::/g;
3658 3986
3659 if (my $cb = $k->can ("unload_module")) { 3987 if (my $cb = $k->can ("unload_module")) {
3660 $cb->(); 3988 $cb->();
3989 }
3990
3991 clear_package $k;
3661 } 3992 }
3662 3993
3663 Symbol::delete_package $k;
3664 }
3665
3666 warn "getting rid of safe::, as good as possible"; 3994 trace "perl_reload: getting rid of safe::, as good as possible";
3667 Symbol::delete_package "safe::$_" 3995 clear_package "safe::$_"
3668 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3996 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3669 3997
3670 warn "unloading cf.pm \"a bit\""; 3998 trace "perl_reload: unloading cf.pm \"a bit\"";
3671 delete $INC{"cf.pm"}; 3999 delete $INC{"cf.pm"};
3672 delete $INC{"cf/pod.pm"}; 4000 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3673 4001
3674 # don't, removes xs symbols, too, 4002 # don't, removes xs symbols, too,
3675 # and global variables created in xs 4003 # and global variables created in xs
3676 #Symbol::delete_package __PACKAGE__; 4004 #clear_package __PACKAGE__;
3677 4005
3678 warn "unload completed, starting to reload now"; 4006 info "perl_reload: unload completed, starting to reload now";
3679 4007
3680 warn "reloading cf.pm"; 4008 trace "perl_reload: reloading cf.pm";
3681 require cf; 4009 require cf;
3682 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 4010 cf::_connect_to_perl_1;
3683 4011
3684 warn "loading config and database again"; 4012 trace "perl_reload: loading config and database again";
3685 cf::reload_config; 4013 cf::reload_config;
3686 4014
3687 warn "loading extensions"; 4015 trace "perl_reload: loading extensions";
3688 cf::load_extensions; 4016 cf::load_extensions;
3689 4017
4018 if ($REATTACH_ON_RELOAD) {
3690 warn "reattaching attachments to objects/players"; 4019 trace "perl_reload: reattaching attachments to objects/players";
3691 _global_reattach; # objects, sockets 4020 _global_reattach; # objects, sockets
3692 warn "reattaching attachments to maps"; 4021 trace "perl_reload: reattaching attachments to maps";
3693 reattach $_ for values %MAP; 4022 reattach $_ for values %MAP;
3694 warn "reattaching attachments to players"; 4023 trace "perl_reload: reattaching attachments to players";
3695 reattach $_ for values %PLAYER; 4024 reattach $_ for values %PLAYER;
4025 }
3696 4026
3697 warn "leaving sync_job"; 4027 cf::_post_init 1;
3698 4028
4029 trace "perl_reload: leaving sync_job";
4030
3699 1 4031 1
3700 } or do { 4032 } or do {
3701 warn $@; 4033 error $@;
3702 cf::cleanup "error while reloading, exiting."; 4034 cf::cleanup "perl_reload: error, exiting.";
4035 };
4036
4037 --$RELOAD;
3703 }; 4038 }
3704 4039
3705 warn "reloaded"; 4040 $t1 = AE::time - $t1;
4041 info "perl_reload: completed in ${t1}s\n";
3706}; 4042};
3707 4043
3708our $RELOAD_WATCHER; # used only during reload 4044our $RELOAD_WATCHER; # used only during reload
3709 4045
3710sub reload_perl() { 4046sub reload_perl() {
3711 # doing reload synchronously and two reloads happen back-to-back, 4047 # doing reload synchronously and two reloads happen back-to-back,
3712 # coro crashes during coro_state_free->destroy here. 4048 # coro crashes during coro_state_free->destroy here.
3713 4049
4050 $RELOAD_WATCHER ||= cf::async {
4051 Coro::AIO::aio_wait cache_extensions;
4052
3714 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 4053 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3715 do_reload_perl; 4054 do_reload_perl;
3716 undef $RELOAD_WATCHER; 4055 undef $RELOAD_WATCHER;
4056 };
3717 }; 4057 };
3718} 4058}
3719 4059
3720register_command "reload" => sub { 4060register_command "reload" => sub {
3721 my ($who, $arg) = @_; 4061 my ($who, $arg) = @_;
… …
3727 reload_perl; 4067 reload_perl;
3728 }; 4068 };
3729 } 4069 }
3730}; 4070};
3731 4071
3732unshift @INC, $LIBDIR; 4072#############################################################################
3733 4073
3734my $bug_warning = 0; 4074my $bug_warning = 0;
3735 4075
3736our @WAIT_FOR_TICK; 4076our @WAIT_FOR_TICK;
3737our @WAIT_FOR_TICK_BEGIN; 4077our @WAIT_FOR_TICK_BEGIN;
3738 4078
3739sub wait_for_tick { 4079sub wait_for_tick() {
3740 return if tick_inhibit || $Coro::current == $Coro::main; 4080 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3741 4081
3742 my $signal = new Coro::Signal; 4082 my $signal = new Coro::Signal;
3743 push @WAIT_FOR_TICK, $signal; 4083 push @WAIT_FOR_TICK, $signal;
3744 $signal->wait; 4084 $signal->wait;
3745} 4085}
3746 4086
3747sub wait_for_tick_begin { 4087sub wait_for_tick_begin() {
3748 return if tick_inhibit || $Coro::current == $Coro::main; 4088 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3749 4089
3750 my $signal = new Coro::Signal; 4090 my $signal = new Coro::Signal;
3751 push @WAIT_FOR_TICK_BEGIN, $signal; 4091 push @WAIT_FOR_TICK_BEGIN, $signal;
3752 $signal->wait; 4092 $signal->wait;
3753} 4093}
… …
3759 return; 4099 return;
3760 } 4100 }
3761 4101
3762 cf::server_tick; # one server iteration 4102 cf::server_tick; # one server iteration
3763 4103
4104 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
4105
3764 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4106 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3765 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4107 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3766 Coro::async_pool { 4108 Coro::async_pool {
3767 $Coro::current->{desc} = "runtime saver"; 4109 $Coro::current->{desc} = "runtime saver";
3768 write_runtime_sync 4110 write_runtime_sync
3769 or warn "ERROR: unable to write runtime file: $!"; 4111 or error "ERROR: unable to write runtime file: $!";
3770 }; 4112 };
3771 } 4113 }
3772 4114
3773 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4115 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3774 $sig->send; 4116 $sig->send;
… …
3782 4124
3783 if (0) { 4125 if (0) {
3784 if ($NEXT_TICK) { 4126 if ($NEXT_TICK) {
3785 my $jitter = $TICK_START - $NEXT_TICK; 4127 my $jitter = $TICK_START - $NEXT_TICK;
3786 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4128 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3787 warn "jitter $JITTER\n";#d# 4129 debug "jitter $JITTER\n";#d#
3788 } 4130 }
3789 } 4131 }
3790} 4132}
3791 4133
3792{ 4134{
3793 # configure BDB 4135 # configure BDB
3794 4136
3795 BDB::min_parallel 8; 4137 BDB::min_parallel 16;
3796 BDB::max_poll_reqs $TICK * 0.1; 4138 BDB::max_poll_reqs $TICK * 0.1;
3797 $AnyEvent::BDB::WATCHER->priority (1); 4139 $AnyEvent::BDB::WATCHER->priority (1);
3798 4140
3799 unless ($DB_ENV) { 4141 unless ($DB_ENV) {
3800 $DB_ENV = BDB::db_env_create; 4142 $DB_ENV = BDB::db_env_create;
… …
3837 IO::AIO::min_parallel 8; 4179 IO::AIO::min_parallel 8;
3838 IO::AIO::max_poll_time $TICK * 0.1; 4180 IO::AIO::max_poll_time $TICK * 0.1;
3839 undef $AnyEvent::AIO::WATCHER; 4181 undef $AnyEvent::AIO::WATCHER;
3840} 4182}
3841 4183
3842my $_log_backtrace; 4184our $_log_backtrace;
4185our $_log_backtrace_last;
3843 4186
3844sub _log_backtrace { 4187sub _log_backtrace {
3845 my ($msg, @addr) = @_; 4188 my ($msg, @addr) = @_;
3846 4189
3847 $msg =~ s/\n//; 4190 $msg =~ s/\n$//;
3848 4191
4192 if ($_log_backtrace_last eq $msg) {
4193 LOG llevInfo, "[ABT] $msg\n";
4194 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3849 # limit the # of concurrent backtraces 4195 # limit the # of concurrent backtraces
3850 if ($_log_backtrace < 2) { 4196 } elsif ($_log_backtrace < 2) {
4197 $_log_backtrace_last = $msg;
3851 ++$_log_backtrace; 4198 ++$_log_backtrace;
4199 my $perl_bt = Carp::longmess $msg;
3852 async { 4200 async {
3853 $Coro::current->{desc} = "abt $msg"; 4201 $Coro::current->{desc} = "abt $msg";
3854 4202
3855 my @bt = fork_call { 4203 my @bt = fork_call {
3856 @addr = map { sprintf "%x", $_ } @addr; 4204 @addr = map { sprintf "%x", $_ } @addr;
… …
3867 } 4215 }
3868 4216
3869 @funcs 4217 @funcs
3870 }; 4218 };
3871 4219
3872 LOG llevInfo, "[ABT] $msg\n"; 4220 LOG llevInfo, "[ABT] $perl_bt\n";
4221 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3873 LOG llevInfo, "[ABT] $_\n" for @bt; 4222 LOG llevInfo, "[ABT] $_\n" for @bt;
3874 --$_log_backtrace; 4223 --$_log_backtrace;
3875 }; 4224 };
3876 } else { 4225 } else {
3877 LOG llevInfo, "[ABT] $msg\n"; 4226 LOG llevInfo, "[ABT] $msg\n";
3878 LOG llevInfo, "[ABT] [suppressed]\n"; 4227 LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879 } 4228 }
3880} 4229}
3881 4230
3882# load additional modules 4231# load additional modules
3883use cf::pod; 4232require "cf/$_.pm" for @EXTRA_MODULES;
4233cf::_connect_to_perl_2;
3884 4234
3885END { cf::emergency_save } 4235END { cf::emergency_save }
3886 4236
38871 42371
3888 4238

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