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Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 2010 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your
9# option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the Affero GNU General Public License
17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
19#
20# The authors can be reached via e-mail to <support@deliantra.net>
21#
22
1package cf; 23package cf;
2 24
25use 5.10.0;
3use utf8; 26use utf8;
4use strict; 27use strict qw(vars subs);
5 28
6use Symbol; 29use Symbol;
7use List::Util; 30use List::Util;
8use Socket; 31use Socket;
9use Storable; 32use EV;
10use Event;
11use Opcode; 33use Opcode;
12use Safe; 34use Safe;
13use Safe::Hole; 35use Safe::Hole;
36use Storable ();
37use Carp ();
14 38
39use Guard ();
15use Coro 3.64 (); 40use Coro ();
16use Coro::State; 41use Coro::State;
17use Coro::Handle; 42use Coro::Handle;
43use Coro::EV;
18use Coro::Event; 44use Coro::AnyEvent;
19use Coro::Timer; 45use Coro::Timer;
20use Coro::Signal; 46use Coro::Signal;
21use Coro::Semaphore; 47use Coro::Semaphore;
48use Coro::SemaphoreSet;
49use Coro::AnyEvent;
22use Coro::AIO; 50use Coro::AIO;
51use Coro::BDB 1.6;
23use Coro::Storable; 52use Coro::Storable;
24use Coro::Util (); 53use Coro::Util ();
25 54
26use JSON::XS (); 55use JSON::XS 2.01 ();
27use BDB (); 56use BDB ();
28use Data::Dumper; 57use Data::Dumper;
29use Digest::MD5;
30use Fcntl; 58use Fcntl;
31use YAML::Syck (); 59use YAML::XS ();
32use IO::AIO 2.32 (); 60use IO::AIO ();
33use Time::HiRes; 61use Time::HiRes;
34use Compress::LZF; 62use Compress::LZF;
35use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
36 66
37# configure various modules to our taste 67# configure various modules to our taste
38# 68#
39$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 70Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
71
72$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 77
43$Event::Eval = 1; # no idea why this is required, but it is 78# strictly for debugging
44 79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 80
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 82
52our %COMMAND = (); 83our %COMMAND = ();
53our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
56our %EXTCMD = (); 87our %EXTCMD = ();
57our %EXTICMD = (); 88our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
60 91
61our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
63 96
64our $CONFDIR = confdir; 97our $CONFDIR = confdir;
65our $DATADIR = datadir; 98our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE;
112
113our $OUTPUT_RATE_MIN = 3000;
114our $OUTPUT_RATE_MAX = 1000000;
115
116our $MAX_LINKS = 32; # how many chained exits to follow
117our $VERBOSE_IO = 0;#d#
75 118
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 119our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 120our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 121our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 122our $USE_FSYNC = 1; # use fsync to write maps - default on
83 123
124our $BDB_DEADLOCK_WATCHER;
125our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 126our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 127our $DB_ENV;
128
129our @EXTRA_MODULES = qw(pod match mapscript);
86 130
87our %CFG; 131our %CFG;
88 132
89our $UPTIME; $UPTIME ||= time; 133our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 134our $RUNTIME;
135our $NOW;
91 136
92our (%PLAYER, %PLAYER_LOADING); # all users 137our (%PLAYER, %PLAYER_LOADING); # all users
93our (%MAP, %MAP_LOADING ); # all maps 138our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 139our $LINK_MAP; # the special {link} map, which is always available
95 140
96# used to convert map paths into valid unix filenames by replacing / by ∕ 141# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 142our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 143
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 144our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 145our $LOADAVG; # same thing, but with alpha-smoothing
146our $JITTER; # average jitter
101our $tick_start; # for load detecting purposes 147our $TICK_START; # for load detecting purposes
148
149our @POST_INIT;
150
151our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
152our $REALLY_UNLOOP; # never set to true, please :)
102 153
103binmode STDOUT; 154binmode STDOUT;
104binmode STDERR; 155binmode STDERR;
105 156
106# read virtual server time, if available 157# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 158unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 159 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 160 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 161 $RUNTIME = <$fh> + 0.;
111} 162}
163
164eval "sub TICK() { $TICK } 1" or die;
112 165
113mkdir $_ 166mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 167 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115 168
116our $EMERGENCY_POSITION; 169our $EMERGENCY_POSITION;
117 170
118sub cf::map::normalise; 171sub cf::map::normalise;
172
173sub in_main() {
174 $Coro::current == $Coro::main
175}
176
177#############################################################################
178
179%REFLECT = ();
180for (@REFLECT) {
181 my $reflect = JSON::XS::decode_json $_;
182 $REFLECT{$reflect->{class}} = $reflect;
183}
184
185# this is decidedly evil
186$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119 187
120############################################################################# 188#############################################################################
121 189
122=head2 GLOBAL VARIABLES 190=head2 GLOBAL VARIABLES
123 191
159 227
160The raw value load value from the last tick. 228The raw value load value from the last tick.
161 229
162=item %cf::CFG 230=item %cf::CFG
163 231
164Configuration for the server, loaded from C</etc/crossfire/config>, or 232Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 233from wherever your confdir points to.
166 234
167=item cf::wait_for_tick, cf::wait_for_tick_begin 235=item cf::wait_for_tick, cf::wait_for_tick_begin
168 236
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 237These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170returns directly I<after> the tick processing (and consequently, can only wake one process 238returns directly I<after> the tick processing (and consequently, can only wake one process
171per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 239per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172 240
173=item @cf::INVOKE_RESULTS 241=item @cf::INVOKE_RESULTS
174 242
175This array contains the results of the last C<invoke ()> call. When 243This array contains the results of the last C<invoke ()> call. When
176C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 244C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177that call. 245that call.
178 246
247=item %cf::REFLECT
248
249Contains, for each (C++) class name, a hash reference with information
250about object members (methods, scalars, arrays and flags) and other
251metadata, which is useful for introspection.
252
179=back 253=back
180 254
181=cut 255=cut
182 256
183BEGIN { 257$Coro::State::WARNHOOK = sub {
184 *CORE::GLOBAL::warn = sub {
185 my $msg = join "", @_; 258 my $msg = join "", @_;
186 259
187 $msg .= "\n" 260 $msg .= "\n"
188 unless $msg =~ /\n$/; 261 unless $msg =~ /\n$/;
189 262
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 263 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 264
192 utf8::encode $msg;
193 LOG llevError, $msg; 265 LOG llevError, $msg;
194 }; 266};
195} 267
268$Coro::State::DIEHOOK = sub {
269 return unless $^S eq 0; # "eq", not "=="
270
271 warn Carp::longmess $_[0];
272
273 if (in_main) {#d#
274 warn "DIEHOOK called in main context, Coro bug?\n";#d#
275 return;#d#
276 }#d#
277
278 # kill coroutine otherwise
279 Coro::terminate
280};
196 281
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 282@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 283@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 284@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 285@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
207for my $pkg (qw( 292for my $pkg (qw(
208 cf::global cf::attachable 293 cf::global cf::attachable
209 cf::object cf::object::player 294 cf::object cf::object::player
210 cf::client cf::player 295 cf::client cf::player
211 cf::arch cf::living 296 cf::arch cf::living
297 cf::map cf::mapspace
212 cf::map cf::party cf::region 298 cf::party cf::region
213)) { 299)) {
214 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 300 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 301}
217 302
218$Event::DIED = sub { 303$EV::DIED = sub {
219 warn "error in event callback: @_"; 304 Carp::cluck "error in event callback: @_";
220}; 305};
221 306
222############################################################################# 307#############################################################################
223 308
224=head2 UTILITY FUNCTIONS 309=head2 UTILITY FUNCTIONS
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 331 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 332 $d
248 } || "[unable to dump $_[0]: '$@']"; 333 } || "[unable to dump $_[0]: '$@']";
249} 334}
250 335
251=item $ref = cf::from_json $json 336=item $ref = cf::decode_json $json
252 337
253Converts a JSON string into the corresponding perl data structure. 338Converts a JSON string into the corresponding perl data structure.
254 339
255=item $json = cf::to_json $ref 340=item $json = cf::encode_json $ref
256 341
257Converts a perl data structure into its JSON representation. 342Converts a perl data structure into its JSON representation.
258 343
259=cut 344=cut
260 345
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 346our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 347
263sub to_json ($) { $json_coder->encode ($_[0]) } 348sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 349sub decode_json($) { $json_coder->decode ($_[0]) }
350
351=item cf::post_init { BLOCK }
352
353Execute the given codeblock, I<after> all extensions have been (re-)loaded,
354but I<before> the server starts ticking again.
355
356The cdoeblock will have a single boolean argument to indicate whether this
357is a reload or not.
358
359=cut
360
361sub post_init(&) {
362 push @POST_INIT, shift;
363}
265 364
266=item cf::lock_wait $string 365=item cf::lock_wait $string
267 366
268Wait until the given lock is available. See cf::lock_acquire. 367Wait until the given lock is available. See cf::lock_acquire.
269 368
270=item my $lock = cf::lock_acquire $string 369=item my $lock = cf::lock_acquire $string
271 370
272Wait until the given lock is available and then acquires it and returns 371Wait until the given lock is available and then acquires it and returns
273a Coro::guard object. If the guard object gets destroyed (goes out of scope, 372a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 373for example when the coroutine gets canceled), the lock is automatically
275returned. 374returned.
276 375
277Locks are *not* recursive, locking from the same coro twice results in a 376Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro. 377deadlocked coro.
284 383
285Return true if the lock is currently active, i.e. somebody has locked it. 384Return true if the lock is currently active, i.e. somebody has locked it.
286 385
287=cut 386=cut
288 387
289our %LOCK; 388our $LOCKS = new Coro::SemaphoreSet;
290our %LOCKER;#d#
291 389
292sub lock_wait($) { 390sub lock_wait($) {
293 my ($key) = @_; 391 $LOCKS->wait ($_[0]);
294
295 if ($LOCKER{$key} == $Coro::current) {#d#
296 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297 return;#d#
298 }#d#
299
300 # wait for lock, if any
301 while ($LOCK{$key}) {
302 push @{ $LOCK{$key} }, $Coro::current;
303 Coro::schedule;
304 }
305} 392}
306 393
307sub lock_acquire($) { 394sub lock_acquire($) {
308 my ($key) = @_; 395 $LOCKS->guard ($_[0])
309
310 # wait, to be sure we are not locked
311 lock_wait $key;
312
313 $LOCK{$key} = [];
314 $LOCKER{$key} = $Coro::current;#d#
315
316 Coro::guard {
317 delete $LOCKER{$key};#d#
318 # wake up all waiters, to be on the safe side
319 $_->ready for @{ delete $LOCK{$key} };
320 }
321} 396}
322 397
323sub lock_active($) { 398sub lock_active($) {
324 my ($key) = @_; 399 $LOCKS->count ($_[0]) < 1
325
326 ! ! $LOCK{$key}
327} 400}
328 401
329sub freeze_mainloop { 402sub freeze_mainloop {
330 return unless $TICK_WATCHER->is_active; 403 tick_inhibit_inc;
331 404
332 my $guard = Coro::guard { 405 &Guard::guard (\&tick_inhibit_dec);
333 $TICK_WATCHER->start; 406}
334 }; 407
335 $TICK_WATCHER->stop; 408=item cf::periodic $interval, $cb
336 $guard 409
410Like EV::periodic, but randomly selects a starting point so that the actions
411get spread over time.
412
413=cut
414
415sub periodic($$) {
416 my ($interval, $cb) = @_;
417
418 my $start = rand List::Util::min 180, $interval;
419
420 EV::periodic $start, $interval, 0, $cb
337} 421}
338 422
339=item cf::get_slot $time[, $priority[, $name]] 423=item cf::get_slot $time[, $priority[, $name]]
340 424
341Allocate $time seconds of blocking CPU time at priority C<$priority>: 425Allocate $time seconds of blocking CPU time at priority C<$priority>:
349 433
350=cut 434=cut
351 435
352our @SLOT_QUEUE; 436our @SLOT_QUEUE;
353our $SLOT_QUEUE; 437our $SLOT_QUEUE;
438our $SLOT_DECAY = 0.9;
354 439
355$SLOT_QUEUE->cancel if $SLOT_QUEUE; 440$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356$SLOT_QUEUE = Coro::async { 441$SLOT_QUEUE = Coro::async {
442 $Coro::current->desc ("timeslot manager");
443
357 my $signal = new Coro::Signal; 444 my $signal = new Coro::Signal;
445 my $busy;
358 446
359 while () { 447 while () {
360 next_job: 448 next_job:
449
361 my $avail = cf::till_tick; 450 my $avail = cf::till_tick;
362 if ($avail > 0.01) { 451
363 for (0 .. $#SLOT_QUEUE) { 452 for (0 .. $#SLOT_QUEUE) {
364 if ($SLOT_QUEUE[$_][0] < $avail) { 453 if ($SLOT_QUEUE[$_][0] <= $avail) {
454 $busy = 0;
365 my $job = splice @SLOT_QUEUE, $_, 1, (); 455 my $job = splice @SLOT_QUEUE, $_, 1, ();
366 $job->[2]->send; 456 $job->[2]->send;
367 Coro::cede; 457 Coro::cede;
368 goto next_job; 458 goto next_job;
369 } 459 } else {
460 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370 } 461 }
371 } 462 }
372 463
373 if (@SLOT_QUEUE) { 464 if (@SLOT_QUEUE) {
374 # we do not use wait_For_tick() as it returns immediately when tick is inactive 465 # we do not use wait_for_tick() as it returns immediately when tick is inactive
375 push @cf::WAIT_FOR_TICK, $signal; 466 push @cf::WAIT_FOR_TICK, $signal;
376 $signal->wait; 467 $signal->wait;
377 } else { 468 } else {
469 $busy = 0;
378 Coro::schedule; 470 Coro::schedule;
379 } 471 }
380 } 472 }
381}; 473};
382 474
383sub get_slot($;$$) { 475sub get_slot($;$$) {
476 return if tick_inhibit || $Coro::current == $Coro::main;
477
384 my ($time, $pri, $name) = @_; 478 my ($time, $pri, $name) = @_;
385 479
386 $time = $TICK * .6 if $time > $TICK * .6; 480 $time = clamp $time, 0.01, $TICK * .6;
481
387 my $sig = new Coro::Signal; 482 my $sig = new Coro::Signal;
388 483
389 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 484 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 485 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391 $SLOT_QUEUE->ready; 486 $SLOT_QUEUE->ready;
402 497
403BEGIN { *async = \&Coro::async_pool } 498BEGIN { *async = \&Coro::async_pool }
404 499
405=item cf::sync_job { BLOCK } 500=item cf::sync_job { BLOCK }
406 501
407The design of Crossfire TRT requires that the main coroutine ($Coro::main) 502The design of Deliantra requires that the main coroutine ($Coro::main)
408is always able to handle events or runnable, as Crossfire TRT is only 503is always able to handle events or runnable, as Deliantra is only
409partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 504partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410acceptable. 505acceptable.
411 506
412If it must be done, put the blocking parts into C<sync_job>. This will run 507If it must be done, put the blocking parts into C<sync_job>. This will run
413the given BLOCK in another coroutine while waiting for the result. The 508the given BLOCK in another coroutine while waiting for the result. The
418 513
419sub sync_job(&) { 514sub sync_job(&) {
420 my ($job) = @_; 515 my ($job) = @_;
421 516
422 if ($Coro::current == $Coro::main) { 517 if ($Coro::current == $Coro::main) {
423 my $time = Event::time; 518 my $time = AE::time;
424 519
425 # this is the main coro, too bad, we have to block 520 # this is the main coro, too bad, we have to block
426 # till the operation succeeds, freezing the server :/ 521 # till the operation succeeds, freezing the server :/
427 522
428 # TODO: use suspend/resume instead 523 LOG llevError, Carp::longmess "sync job";#d#
429 # (but this is cancel-safe) 524
430 my $freeze_guard = freeze_mainloop; 525 my $freeze_guard = freeze_mainloop;
431 526
432 my $busy = 1; 527 my $busy = 1;
433 my @res; 528 my @res;
434 529
435 (async { 530 (async {
531 $Coro::current->desc ("sync job coro");
436 @res = eval { $job->() }; 532 @res = eval { $job->() };
437 warn $@ if $@; 533 warn $@ if $@;
438 undef $busy; 534 undef $busy;
439 })->prio (Coro::PRIO_MAX); 535 })->prio (Coro::PRIO_MAX);
440 536
441 while ($busy) { 537 while ($busy) {
442 Coro::cede or Event::one_event; 538 if (Coro::nready) {
539 Coro::cede_notself;
540 } else {
541 EV::loop EV::LOOP_ONESHOT;
443 } 542 }
543 }
444 544
445 $time = Event::time - $time; 545 my $time = AE::time - $time;
446 546
447 LOG llevError | logBacktrace, Carp::longmess "long sync job"
448 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450 $tick_start += $time; # do not account sync jobs to server load 547 $TICK_START += $time; # do not account sync jobs to server load
451 548
452 wantarray ? @res : $res[0] 549 wantarray ? @res : $res[0]
453 } else { 550 } else {
454 # we are in another coroutine, how wonderful, everything just works 551 # we are in another coroutine, how wonderful, everything just works
455 552
480=item fork_call { }, $args 577=item fork_call { }, $args
481 578
482Executes the given code block with the given arguments in a seperate 579Executes the given code block with the given arguments in a seperate
483process, returning the results. Everything must be serialisable with 580process, returning the results. Everything must be serialisable with
484Coro::Storable. May, of course, block. Note that the executed sub may 581Coro::Storable. May, of course, block. Note that the executed sub may
485never block itself or use any form of Event handling. 582never block itself or use any form of event handling.
486 583
487=cut 584=cut
488 585
489sub fork_call(&@) { 586sub fork_call(&@) {
490 my ($cb, @args) = @_; 587 my ($cb, @args) = @_;
499 }, @args; 596 }, @args;
500 597
501 wantarray ? @res : $res[-1] 598 wantarray ? @res : $res[-1]
502} 599}
503 600
601sub objinfo {
602 (
603 "counter value" => cf::object::object_count,
604 "objects created" => cf::object::create_count,
605 "objects destroyed" => cf::object::destroy_count,
606 "freelist size" => cf::object::free_count,
607 "allocated objects" => cf::object::objects_size,
608 "active objects" => cf::object::actives_size,
609 )
610}
611
612=item $coin = coin_from_name $name
613
614=cut
615
616our %coin_alias = (
617 "silver" => "silvercoin",
618 "silvercoin" => "silvercoin",
619 "silvercoins" => "silvercoin",
620 "gold" => "goldcoin",
621 "goldcoin" => "goldcoin",
622 "goldcoins" => "goldcoin",
623 "platinum" => "platinacoin",
624 "platinumcoin" => "platinacoin",
625 "platinumcoins" => "platinacoin",
626 "platina" => "platinacoin",
627 "platinacoin" => "platinacoin",
628 "platinacoins" => "platinacoin",
629 "royalty" => "royalty",
630 "royalties" => "royalty",
631);
632
633sub coin_from_name($) {
634 $coin_alias{$_[0]}
635 ? cf::arch::find $coin_alias{$_[0]}
636 : undef
637}
638
504=item $value = cf::db_get $family => $key 639=item $value = cf::db_get $family => $key
505 640
506Returns a single value from the environment database. 641Returns a single value from the environment database.
507 642
508=item cf::db_put $family => $key => $value 643=item cf::db_put $family => $key => $value
509 644
510Stores the given C<$value> in the family. It can currently store binary 645Stores the given C<$value> in the family. It can currently store binary
511data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 646data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512 647
648=item $db = cf::db_table "name"
649
650Create and/or open a new database table. The string must not be "db" and must be unique
651within each server.
652
513=cut 653=cut
654
655sub db_table($) {
656 my ($name) = @_;
657 my $db = BDB::db_create $DB_ENV;
658
659 eval {
660 $db->set_flags (BDB::CHKSUM);
661
662 utf8::encode $name;
663 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
664 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
665 cf::cleanup "db_open(db): $!" if $!;
666 };
667 cf::cleanup "db_open(db): $@" if $@;
668
669 $db
670}
514 671
515our $DB; 672our $DB;
516 673
517sub db_init { 674sub db_init {
518 unless ($DB) {
519 $DB = BDB::db_create $DB_ENV;
520
521 cf::sync_job { 675 cf::sync_job {
522 eval { 676 $DB ||= db_table "db";
523 $DB->set_flags (BDB::CHKSUM);
524
525 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527 cf::cleanup "db_open(db): $!" if $!;
528 };
529 cf::cleanup "db_open(db): $@" if $@;
530 };
531 } 677 };
532} 678}
533 679
534sub db_get($$) { 680sub db_get($$) {
535 my $key = "$_[0]/$_[1]"; 681 my $key = "$_[0]/$_[1]";
536 682
634 780
635############################################################################# 781#############################################################################
636 782
637=head2 ATTACHABLE OBJECTS 783=head2 ATTACHABLE OBJECTS
638 784
639Many objects in crossfire are so-called attachable objects. That means you can 785Many objects in deliantra are so-called attachable objects. That means you can
640attach callbacks/event handlers (a collection of which is called an "attachment") 786attach callbacks/event handlers (a collection of which is called an "attachment")
641to it. All such attachable objects support the following methods. 787to it. All such attachable objects support the following methods.
642 788
643In the following description, CLASS can be any of C<global>, C<object> 789In the following description, CLASS can be any of C<global>, C<object>
644C<player>, C<client> or C<map> (i.e. the attachable objects in 790C<player>, C<client> or C<map> (i.e. the attachable objects in
645Crossfire TRT). 791Deliantra).
646 792
647=over 4 793=over 4
648 794
649=item $attachable->attach ($attachment, key => $value...) 795=item $attachable->attach ($attachment, key => $value...)
650 796
694=item cf::CLASS::attachment $name, ... 840=item cf::CLASS::attachment $name, ...
695 841
696Register an attachment by C<$name> through which attachable objects of the 842Register an attachment by C<$name> through which attachable objects of the
697given CLASS can refer to this attachment. 843given CLASS can refer to this attachment.
698 844
699Some classes such as crossfire maps and objects can specify attachments 845Some classes such as deliantra maps and objects can specify attachments
700that are attached at load/instantiate time, thus the need for a name. 846that are attached at load/instantiate time, thus the need for a name.
701 847
702These calls expect any number of the following handler/hook descriptions: 848These calls expect any number of the following handler/hook descriptions:
703 849
704=over 4 850=over 4
932 } 1078 }
933 1079
934 0 1080 0
935} 1081}
936 1082
937=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1083=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938 1084
939=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1085=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940 1086
941Generate an object-specific event with the given arguments. 1087Generate an object-specific event with the given arguments.
942 1088
948 1094
949=cut 1095=cut
950 1096
951############################################################################# 1097#############################################################################
952# object support 1098# object support
953#
954 1099
1100sub _object_equal($$);
1101sub _object_equal($$) {
1102 my ($a, $b) = @_;
1103
1104 return 0 unless (ref $a) eq (ref $b);
1105
1106 if ("HASH" eq ref $a) {
1107 my @ka = keys %$a;
1108 my @kb = keys %$b;
1109
1110 return 0 if @ka != @kb;
1111
1112 for (0 .. $#ka) {
1113 return 0 unless $ka[$_] eq $kb[$_];
1114 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1115 }
1116
1117 } elsif ("ARRAY" eq ref $a) {
1118
1119 return 0 if @$a != @$b;
1120
1121 for (0 .. $#$a) {
1122 return 0 unless _object_equal $a->[$_], $b->[$_];
1123 }
1124
1125 } elsif ($a ne $b) {
1126 return 0;
1127 }
1128
1129 1
1130}
1131
1132our $SLOW_MERGES;#d#
955sub _can_merge { 1133sub _can_merge {
956 my ($ob1, $ob2) = @_; 1134 my ($ob1, $ob2) = @_;
957 1135
958 local $Storable::canonical = 1; 1136 ++$SLOW_MERGES;#d#
959 my $fob1 = Storable::freeze $ob1;
960 my $fob2 = Storable::freeze $ob2;
961 1137
962 $fob1 eq $fob2 1138 # we do the slow way here
1139 return _object_equal $ob1, $ob2
963} 1140}
964 1141
965sub reattach { 1142sub reattach {
966 # basically do the same as instantiate, without calling instantiate 1143 # basically do the same as instantiate, without calling instantiate
967 my ($obj) = @_; 1144 my ($obj) = @_;
968 1145
1146 # no longer needed after getting rid of delete_package?
969 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1147 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970 1148
971 my $registry = $obj->registry; 1149 my $registry = $obj->registry;
972 1150
973 @$registry = (); 1151 @$registry = ();
974 1152
989cf::attachable->attach ( 1167cf::attachable->attach (
990 prio => -1000000, 1168 prio => -1000000,
991 on_instantiate => sub { 1169 on_instantiate => sub {
992 my ($obj, $data) = @_; 1170 my ($obj, $data) = @_;
993 1171
994 $data = from_json $data; 1172 $data = decode_json $data;
995 1173
996 for (@$data) { 1174 for (@$data) {
997 my ($name, $args) = @$_; 1175 my ($name, $args) = @$_;
998 1176
999 $obj->attach ($name, %{$args || {} }); 1177 $obj->attach ($name, %{$args || {} });
1013); 1191);
1014 1192
1015sub object_freezer_save { 1193sub object_freezer_save {
1016 my ($filename, $rdata, $objs) = @_; 1194 my ($filename, $rdata, $objs) = @_;
1017 1195
1018 my $guard = cf::lock_acquire "io";
1019
1020 sync_job { 1196 sync_job {
1021 if (length $$rdata) { 1197 if (length $$rdata) {
1198 utf8::decode (my $decname = $filename);
1022 warn sprintf "saving %s (%d,%d)\n", 1199 warn sprintf "saving %s (%d,%d)\n",
1023 $filename, length $$rdata, scalar @$objs; 1200 $decname, length $$rdata, scalar @$objs
1201 if $VERBOSE_IO;
1024 1202
1025 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1203 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026 chmod SAVE_MODE, $fh; 1204 aio_chmod $fh, SAVE_MODE;
1027 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1205 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028 aio_fsync $fh if $cf::USE_FSYNC; 1206 if ($cf::USE_FSYNC) {
1207 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;
1208 aio_fsync $fh;
1209 }
1029 close $fh; 1210 aio_close $fh;
1030 1211
1031 if (@$objs) { 1212 if (@$objs) {
1032 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1213 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033 chmod SAVE_MODE, $fh; 1214 aio_chmod $fh, SAVE_MODE;
1034 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1215 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035 aio_write $fh, 0, (length $data), $data, 0; 1216 aio_write $fh, 0, (length $data), $data, 0;
1036 aio_fsync $fh if $cf::USE_FSYNC; 1217 if ($cf::USE_FSYNC) {
1218 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;
1219 aio_fsync $fh;
1220 }
1037 close $fh; 1221 aio_close $fh;
1038 aio_rename "$filename.pst~", "$filename.pst"; 1222 aio_rename "$filename.pst~", "$filename.pst";
1039 } 1223 }
1040 } else { 1224 } else {
1041 aio_unlink "$filename.pst"; 1225 aio_unlink "$filename.pst";
1042 } 1226 }
1043 1227
1044 aio_rename "$filename~", $filename; 1228 aio_rename "$filename~", $filename;
1229
1230 $filename =~ s%/[^/]+$%%;
1231 aio_pathsync $filename if $cf::USE_FSYNC;
1045 } else { 1232 } else {
1046 warn "FATAL: $filename~: $!\n"; 1233 warn "unable to save objects: $filename~: $!\n";
1047 } 1234 }
1048 } else { 1235 } else {
1049 aio_unlink $filename; 1236 aio_unlink $filename;
1050 aio_unlink "$filename.pst"; 1237 aio_unlink "$filename.pst";
1051 } 1238 }
1052 }; 1239 };
1053
1054 undef $guard;
1055} 1240}
1056 1241
1057sub object_freezer_as_string { 1242sub object_freezer_as_string {
1058 my ($rdata, $objs) = @_; 1243 my ($rdata, $objs) = @_;
1059 1244
1064 1249
1065sub object_thawer_load { 1250sub object_thawer_load {
1066 my ($filename) = @_; 1251 my ($filename) = @_;
1067 1252
1068 my ($data, $av); 1253 my ($data, $av);
1069
1070 my $guard = cf::lock_acquire "io";
1071 1254
1072 (aio_load $filename, $data) >= 0 1255 (aio_load $filename, $data) >= 0
1073 or return; 1256 or return;
1074 1257
1075 unless (aio_stat "$filename.pst") { 1258 unless (aio_stat "$filename.pst") {
1076 (aio_load "$filename.pst", $av) >= 0 1259 (aio_load "$filename.pst", $av) >= 0
1077 or return; 1260 or return;
1078 1261
1079 undef $guard;
1080 $av = eval { (Storable::thaw $av)->{objs} }; 1262 my $st = eval { Coro::Storable::thaw $av };
1263 $av = $st->{objs};
1081 } 1264 }
1082 1265
1266 utf8::decode (my $decname = $filename);
1083 warn sprintf "loading %s (%d)\n", 1267 warn sprintf "loading %s (%d,%d)\n",
1084 $filename, length $data, scalar @{$av || []}; 1268 $decname, length $data, scalar @{$av || []}
1269 if $VERBOSE_IO;
1085 1270
1086 ($data, $av) 1271 ($data, $av)
1087} 1272}
1088 1273
1089=head2 COMMAND CALLBACKS 1274=head2 COMMAND CALLBACKS
1145 my ($name, $cb) = @_; 1330 my ($name, $cb) = @_;
1146 1331
1147 $EXTICMD{$name} = $cb; 1332 $EXTICMD{$name} = $cb;
1148} 1333}
1149 1334
1335use File::Glob ();
1336
1150cf::player->attach ( 1337cf::player->attach (
1151 on_command => sub { 1338 on_unknown_command => sub {
1152 my ($pl, $name, $params) = @_; 1339 my ($pl, $name, $params) = @_;
1153 1340
1154 my $cb = $COMMAND{$name} 1341 my $cb = $COMMAND{$name}
1155 or return; 1342 or return;
1156 1343
1186 1373
1187 cf::override; 1374 cf::override;
1188 }, 1375 },
1189); 1376);
1190 1377
1378# "readahead" all extensions
1379sub cache_extensions {
1380 my $grp = IO::AIO::aio_group;
1381
1382 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1383 for (grep /\.ext$/, @{$_[0]}) {
1384 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1385 }
1386 };
1387
1388 $grp
1389}
1390
1191sub load_extensions { 1391sub load_extensions {
1192 cf::sync_job { 1392 cf::sync_job {
1193 my %todo; 1393 my %todo;
1194 1394
1195 for my $path (<$LIBDIR/*.ext>) { 1395 for my $path (<$LIBDIR/*.ext>) {
1214 1414
1215 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1415 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1416 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217 1417
1218 $ext{source} = 1418 $ext{source} =
1219 "package $pkg; use strict; use utf8;\n" 1419 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220 . "#line 1 \"$path\"\n{\n" 1420 . "#line 1 \"$path\"\n{\n"
1221 . $source 1421 . $source
1222 . "\n};\n1"; 1422 . "\n};\n1";
1223 1423
1224 $todo{$base} = \%ext; 1424 $todo{$base} = \%ext;
1225 } 1425 }
1226 1426
1427 my $pass = 0;
1227 my %done; 1428 my %done;
1228 while (%todo) { 1429 while (%todo) {
1229 my $progress; 1430 my $progress;
1230 1431
1432 ++$pass;
1433
1434 ext:
1231 while (my ($k, $v) = each %todo) { 1435 while (my ($k, $v) = each %todo) {
1232 for (split /,\s*/, $v->{meta}{depends}) { 1436 for (split /,\s*/, $v->{meta}{depends}) {
1233 goto skip 1437 next ext
1234 unless exists $done{$_}; 1438 unless exists $done{$_};
1235 } 1439 }
1236 1440
1237 warn "... loading '$k' into '$v->{pkg}'\n"; 1441 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238 1442
1239 unless (eval $v->{source}) { 1443 my $active = eval $v->{source};
1444
1445 if (length $@) {
1240 my $msg = $@ ? "$v->{path}: $@\n" 1446 warn "$v->{path}: $@\n";
1241 : "$v->{base}: extension inactive.\n";
1242 1447
1448 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243 if (exists $v->{meta}{mandatory}) { 1449 if exists $v->{meta}{mandatory};
1244 warn $msg; 1450
1245 warn "mandatory extension failed to load, exiting.\n"; 1451 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246 exit 1; 1452 delete $todo{$k};
1247 } 1453 } else {
1248 1454 $done{$k} = delete $todo{$k};
1249 warn $msg; 1455 push @EXTS, $v->{pkg};
1456 $progress = 1;
1457
1458 warn "$v->{base}: extension inactive.\n"
1459 unless $active;
1250 } 1460 }
1251
1252 $done{$k} = delete $todo{$k};
1253 push @EXTS, $v->{pkg};
1254 $progress = 1;
1255 } 1461 }
1256 1462
1257 skip: 1463 unless ($progress) {
1258 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1464 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259 unless $progress; 1465
1466 while (my ($k, $v) = each %todo) {
1467 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1468 if exists $v->{meta}{mandatory};
1469 }
1470 }
1260 } 1471 }
1261 }; 1472 };
1262} 1473}
1263 1474
1264############################################################################# 1475#############################################################################
1265 1476
1266=back 1477=back
1267 1478
1268=head2 CORE EXTENSIONS 1479=head2 CORE EXTENSIONS
1269 1480
1270Functions and methods that extend core crossfire objects. 1481Functions and methods that extend core deliantra objects.
1271 1482
1272=cut 1483=cut
1273 1484
1274package cf::player; 1485package cf::player;
1275 1486
1276use Coro::AIO; 1487use Coro::AIO;
1277 1488
1278=head3 cf::player 1489=head3 cf::player
1279 1490
1280=over 4 1491=over 4
1492
1493=item cf::player::num_playing
1494
1495Returns the official number of playing players, as per the Crossfire metaserver rules.
1496
1497=cut
1498
1499sub num_playing {
1500 scalar grep
1501 $_->ob->map
1502 && !$_->hidden
1503 && !$_->ob->flag (cf::FLAG_WIZ),
1504 cf::player::list
1505}
1281 1506
1282=item cf::player::find $login 1507=item cf::player::find $login
1283 1508
1284Returns the given player object, loading it if necessary (might block). 1509Returns the given player object, loading it if necessary (might block).
1285 1510
1304 1529
1305sub exists($) { 1530sub exists($) {
1306 my ($login) = @_; 1531 my ($login) = @_;
1307 1532
1308 $cf::PLAYER{$login} 1533 $cf::PLAYER{$login}
1309 or cf::sync_job { !aio_stat path $login } 1534 or !aio_stat path $login
1310} 1535}
1311 1536
1312sub find($) { 1537sub find($) {
1313 return $cf::PLAYER{$_[0]} || do { 1538 return $cf::PLAYER{$_[0]} || do {
1314 my $login = $_[0]; 1539 my $login = $_[0];
1324 aio_unlink +(playerdir $login) . "/$login.pl"; 1549 aio_unlink +(playerdir $login) . "/$login.pl";
1325 1550
1326 my $f = new_from_file cf::object::thawer path $login 1551 my $f = new_from_file cf::object::thawer path $login
1327 or return; 1552 or return;
1328 1553
1329 $f->next;
1330 my $pl = cf::player::load_pl $f 1554 my $pl = cf::player::load_pl $f
1331 or return; 1555 or return;
1556
1332 local $cf::PLAYER_LOADING{$login} = $pl; 1557 local $cf::PLAYER_LOADING{$login} = $pl;
1333 $f->resolve_delayed_derefs; 1558 $f->resolve_delayed_derefs;
1334 $cf::PLAYER{$login} = $pl 1559 $cf::PLAYER{$login} = $pl
1335 } 1560 }
1336 } 1561 }
1337} 1562}
1338 1563
1564cf::player->attach (
1565 on_load => sub {
1566 my ($pl, $path) = @_;
1567
1568 # restore slots saved in save, below
1569 my $slots = delete $pl->{_slots};
1570
1571 $pl->ob->current_weapon ($slots->[0]);
1572 $pl->combat_ob ($slots->[1]);
1573 $pl->ranged_ob ($slots->[2]);
1574 },
1575);
1576
1339sub save($) { 1577sub save($) {
1340 my ($pl) = @_; 1578 my ($pl) = @_;
1341 1579
1342 return if $pl->{deny_save}; 1580 return if $pl->{deny_save};
1343 1581
1346 1584
1347 return if $pl->{deny_save}; 1585 return if $pl->{deny_save};
1348 1586
1349 aio_mkdir playerdir $pl, 0770; 1587 aio_mkdir playerdir $pl, 0770;
1350 $pl->{last_save} = $cf::RUNTIME; 1588 $pl->{last_save} = $cf::RUNTIME;
1589
1590 cf::get_slot 0.01;
1591
1592 # save slots, to be restored later
1593 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351 1594
1352 $pl->save_pl ($path); 1595 $pl->save_pl ($path);
1353 cf::cede_to_tick; 1596 cf::cede_to_tick;
1354} 1597}
1355 1598
1387 my ($pl) = @_; 1630 my ($pl) = @_;
1388 1631
1389 my $name = $pl->ob->name; 1632 my $name = $pl->ob->name;
1390 1633
1391 $pl->{deny_save} = 1; 1634 $pl->{deny_save} = 1;
1392 $pl->password ("*"); # this should lock out the player until we nuked the dir 1635 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1393 1636
1394 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1637 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395 $pl->deactivate; 1638 $pl->deactivate;
1639 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1640 $pl->ob->check_score;
1396 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1641 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1397 $pl->ns->destroy if $pl->ns; 1642 $pl->ns->destroy if $pl->ns;
1398 1643
1399 my $path = playerdir $pl; 1644 my $path = playerdir $pl;
1400 my $temp = "$path~$cf::RUNTIME~deleting~"; 1645 my $temp = "$path~$cf::RUNTIME~deleting~";
1439 1684
1440 for my $login (@$dirs) { 1685 for my $login (@$dirs) {
1441 my $path = path $login; 1686 my $path = path $login;
1442 1687
1443 # a .pst is a dead give-away for a valid player 1688 # a .pst is a dead give-away for a valid player
1444 unless (-e "$path.pst") { 1689 # if no pst file found, open and chekc for blocked users
1690 if (aio_stat "$path.pst") {
1445 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1691 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446 aio_read $fh, 0, 512, my $buf, 0 or next; 1692 aio_read $fh, 0, 512, my $buf, 0 or next;
1447 $buf !~ /^password -------------$/m or next; # official not-valid tag 1693 $buf !~ /^password -------------$/m or next; # official not-valid tag
1448 } 1694 }
1449 1695
1453 1699
1454 \@logins 1700 \@logins
1455} 1701}
1456 1702
1457=item $player->maps 1703=item $player->maps
1704
1705=item cf::player::maps $login
1458 1706
1459Returns an arrayref of map paths that are private for this 1707Returns an arrayref of map paths that are private for this
1460player. May block. 1708player. May block.
1461 1709
1462=cut 1710=cut
1480 } 1728 }
1481 1729
1482 \@paths 1730 \@paths
1483} 1731}
1484 1732
1485=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1733=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486 1734
1487Expand crossfire pod fragments into protocol xml. 1735Expand deliantra pod fragments into protocol xml.
1488
1489=cut
1490
1491sub expand_cfpod {
1492 ((my $self), (local $_)) = @_;
1493
1494 # escape & and <
1495 s/&/&amp;/g;
1496 s/(?<![BIUGHT])</&lt;/g;
1497
1498 # this is buggy, it needs to properly take care of nested <'s
1499
1500 1 while
1501 # replace B<>, I<>, U<> etc.
1502 s/B<([^\>]*)>/<b>$1<\/b>/
1503 || s/I<([^\>]*)>/<i>$1<\/i>/
1504 || s/U<([^\>]*)>/<u>$1<\/u>/
1505 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506 # replace G<male|female> tags
1507 || s{G<([^>|]*)\|([^>]*)>}{
1508 $self->gender ? $2 : $1
1509 }ge
1510 # replace H<hint text>
1511 || s{H<([^\>]*)>}
1512 {
1513 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515 "")
1516 [$self->{hintmode}]
1517 }ge;
1518
1519 # create single paragraphs (very hackish)
1520 s/(?<=\S)\n(?=\w)/ /g;
1521
1522 # compress some whitespace
1523 s/\s+\n/\n/g; # ws line-ends
1524 s/\n\n+/\n/g; # double lines
1525 s/^\n+//; # beginning lines
1526 s/\n+$//; # ending lines
1527
1528 $_
1529}
1530
1531sub hintmode {
1532 $_[0]{hintmode} = $_[1] if @_ > 1;
1533 $_[0]{hintmode}
1534}
1535 1736
1536=item $player->ext_reply ($msgid, @msg) 1737=item $player->ext_reply ($msgid, @msg)
1537 1738
1538Sends an ext reply to the player. 1739Sends an ext reply to the player.
1539 1740
1571 1772
1572=cut 1773=cut
1573 1774
1574sub find_by_path($) { 1775sub find_by_path($) {
1575 my ($path) = @_; 1776 my ($path) = @_;
1777
1778 $path =~ s/^~[^\/]*//; # skip ~login
1576 1779
1577 my ($match, $specificity); 1780 my ($match, $specificity);
1578 1781
1579 for my $region (list) { 1782 for my $region (list) {
1580 if ($region->{match} && $path =~ $region->{match}) { 1783 if ($region->{match} && $path =~ $region->{match}) {
1606our $MAX_RESET = 3600; 1809our $MAX_RESET = 3600;
1607our $DEFAULT_RESET = 3000; 1810our $DEFAULT_RESET = 3000;
1608 1811
1609sub generate_random_map { 1812sub generate_random_map {
1610 my ($self, $rmp) = @_; 1813 my ($self, $rmp) = @_;
1814
1815 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1816
1611 # mit "rum" bekleckern, nicht 1817 # mit "rum" bekleckern, nicht
1612 $self->_create_random_map ( 1818 $self->_create_random_map (
1613 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1819 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1820 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1821 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616 $rmp->{exit_on_final_map}, 1822 $rmp->{exit_on_final_map},
1617 $rmp->{xsize}, $rmp->{ysize}, 1823 $rmp->{xsize}, $rmp->{ysize},
1618 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1824 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1825 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641 1847
1642 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1848 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643} 1849}
1644 1850
1645# also paths starting with '/' 1851# also paths starting with '/'
1646$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1852$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647 1853
1648sub thawer_merge { 1854sub thawer_merge {
1649 my ($self, $merge) = @_; 1855 my ($self, $merge) = @_;
1650 1856
1651 # we have to keep some variables in memory intact 1857 # we have to keep some variables in memory intact
1737 1943
1738# the temporary/swap location 1944# the temporary/swap location
1739sub save_path { 1945sub save_path {
1740 my ($self) = @_; 1946 my ($self) = @_;
1741 1947
1742 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1948 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743 "$TMPDIR/$path.map" 1949 "$TMPDIR/$path.map"
1744} 1950}
1745 1951
1746# the unique path, undef == no special unique path 1952# the unique path, undef == no special unique path
1747sub uniq_path { 1953sub uniq_path {
1748 my ($self) = @_; 1954 my ($self) = @_;
1749 1955
1750 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1956 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751 "$UNIQUEDIR/$path" 1957 "$UNIQUEDIR/$path"
1752}
1753
1754# and all this just because we cannot iterate over
1755# all maps in C++...
1756sub change_all_map_light {
1757 my ($change) = @_;
1758
1759 $_->change_map_light ($change)
1760 for grep $_->outdoor, values %cf::MAP;
1761} 1958}
1762 1959
1763sub decay_objects { 1960sub decay_objects {
1764 my ($self) = @_; 1961 my ($self) = @_;
1765 1962
1849sub find { 2046sub find {
1850 my ($path, $origin) = @_; 2047 my ($path, $origin) = @_;
1851 2048
1852 $path = normalise $path, $origin && $origin->path; 2049 $path = normalise $path, $origin && $origin->path;
1853 2050
1854 cf::lock_wait "map_data:$path";#d#remove 2051 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855 cf::lock_wait "map_find:$path"; 2052 my $guard2 = cf::lock_acquire "map_find:$path";
1856 2053
1857 $cf::MAP{$path} || do { 2054 $cf::MAP{$path} || do {
1858 my $guard1 = cf::lock_acquire "map_find:$path";
1859 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861 my $map = new_from_path cf::map $path 2055 my $map = new_from_path cf::map $path
1862 or return; 2056 or return;
1863 2057
1864 $map->{last_save} = $cf::RUNTIME; 2058 $map->{last_save} = $cf::RUNTIME;
1865 2059
1867 or return; 2061 or return;
1868 2062
1869 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2063 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870 # doing this can freeze the server in a sync job, obviously 2064 # doing this can freeze the server in a sync job, obviously
1871 #$cf::WAIT_FOR_TICK->wait; 2065 #$cf::WAIT_FOR_TICK->wait;
2066 undef $guard2;
1872 undef $guard1; 2067 undef $guard1;
1873 undef $guard2;
1874 $map->reset; 2068 $map->reset;
1875 return find $path; 2069 return find $path;
1876 } 2070 }
1877 2071
1878 $cf::MAP{$path} = $map 2072 $cf::MAP{$path} = $map
1879 } 2073 }
1880} 2074}
1881 2075
1882sub pre_load { } 2076sub pre_load { }
1883sub post_load { } 2077#sub post_load { } # XS
1884 2078
1885sub load { 2079sub load {
1886 my ($self) = @_; 2080 my ($self) = @_;
1887 2081
1888 local $self->{deny_reset} = 1; # loading can take a long time 2082 local $self->{deny_reset} = 1; # loading can take a long time
1891 2085
1892 { 2086 {
1893 my $guard = cf::lock_acquire "map_data:$path"; 2087 my $guard = cf::lock_acquire "map_data:$path";
1894 2088
1895 return unless $self->valid; 2089 return unless $self->valid;
1896 return if $self->in_memory != cf::MAP_SWAPPED; 2090 return unless $self->in_memory == cf::MAP_SWAPPED;
1897 2091
1898 $self->in_memory (cf::MAP_LOADING); 2092 $self->in_memory (cf::MAP_LOADING);
1899 2093
1900 $self->alloc; 2094 $self->alloc;
1901 2095
1905 my $f = new_from_file cf::object::thawer $self->{load_path}; 2099 my $f = new_from_file cf::object::thawer $self->{load_path};
1906 $f->skip_block; 2100 $f->skip_block;
1907 $self->_load_objects ($f) 2101 $self->_load_objects ($f)
1908 or return; 2102 or return;
1909 2103
1910 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2104 $self->post_load_original
1911 if delete $self->{load_original}; 2105 if delete $self->{load_original};
1912 2106
1913 if (my $uniq = $self->uniq_path) { 2107 if (my $uniq = $self->uniq_path) {
1914 utf8::encode $uniq; 2108 utf8::encode $uniq;
1915 unless (aio_stat $uniq) { 2109 unless (aio_stat $uniq) {
1933 unless ($self->{deny_activate}) { 2127 unless ($self->{deny_activate}) {
1934 $self->decay_objects; 2128 $self->decay_objects;
1935 $self->fix_auto_apply; 2129 $self->fix_auto_apply;
1936 $self->update_buttons; 2130 $self->update_buttons;
1937 cf::cede_to_tick; 2131 cf::cede_to_tick;
1938 $self->set_darkness_map;
1939 cf::cede_to_tick;
1940 $self->activate; 2132 $self->activate;
1941 } 2133 }
1942 2134
1943 $self->{last_save} = $cf::RUNTIME; 2135 $self->{last_save} = $cf::RUNTIME;
1944 $self->last_access ($cf::RUNTIME); 2136 $self->last_access ($cf::RUNTIME);
1945 2137
1946 $self->in_memory (cf::MAP_IN_MEMORY); 2138 $self->in_memory (cf::MAP_ACTIVE);
1947 } 2139 }
1948 2140
1949 $self->post_load; 2141 $self->post_load;
1950} 2142}
1951 2143
2144# customize the map for a given player, i.e.
2145# return the _real_ map. used by e.g. per-player
2146# maps to change the path to ~playername/mappath
1952sub customise_for { 2147sub customise_for {
1953 my ($self, $ob) = @_; 2148 my ($self, $ob) = @_;
1954 2149
1955 return find "~" . $ob->name . "/" . $self->{path} 2150 return find "~" . $ob->name . "/" . $self->{path}
1956 if $self->per_player; 2151 if $self->per_player;
1972 or next; 2167 or next;
1973 $neigh = find $neigh, $map 2168 $neigh = find $neigh, $map
1974 or next; 2169 or next;
1975 $neigh->load; 2170 $neigh->load;
1976 2171
2172 # now find the diagonal neighbours
1977 push @neigh, 2173 push @neigh,
1978 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2174 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1979 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2175 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1980 } 2176 }
1981 2177
2009 my ($path, $origin, $load) = @_; 2205 my ($path, $origin, $load) = @_;
2010 2206
2011 $path = normalise $path, $origin && $origin->{path}; 2207 $path = normalise $path, $origin && $origin->{path};
2012 2208
2013 if (my $map = $cf::MAP{$path}) { 2209 if (my $map = $cf::MAP{$path}) {
2014 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2210 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015 } 2211 }
2016 2212
2017 $MAP_PREFETCH{$path} |= $load; 2213 $MAP_PREFETCH{$path} |= $load;
2018 2214
2019 $MAP_PREFETCHER ||= cf::async { 2215 $MAP_PREFETCHER ||= cf::async {
2216 $Coro::current->{desc} = "map prefetcher";
2217
2020 while (%MAP_PREFETCH) { 2218 while (%MAP_PREFETCH) {
2021 while (my ($k, $v) = each %MAP_PREFETCH) { 2219 while (my ($k, $v) = each %MAP_PREFETCH) {
2022 if (my $map = find $k) { 2220 if (my $map = find $k) {
2023 $map->load if $v; 2221 $map->load if $v;
2024 } 2222 }
2031 $MAP_PREFETCHER->prio (6); 2229 $MAP_PREFETCHER->prio (6);
2032 2230
2033 () 2231 ()
2034} 2232}
2035 2233
2234# common code, used by both ->save and ->swapout
2036sub save { 2235sub _save {
2037 my ($self) = @_; 2236 my ($self) = @_;
2038
2039 my $lock = cf::lock_acquire "map_data:$self->{path}";
2040 2237
2041 $self->{last_save} = $cf::RUNTIME; 2238 $self->{last_save} = $cf::RUNTIME;
2042 2239
2043 return unless $self->dirty; 2240 return unless $self->dirty;
2044 2241
2050 return if $self->{deny_save}; 2247 return if $self->{deny_save};
2051 2248
2052 local $self->{last_access} = $self->last_access;#d# 2249 local $self->{last_access} = $self->last_access;#d#
2053 2250
2054 cf::async { 2251 cf::async {
2252 $Coro::current->{desc} = "map player save";
2055 $_->contr->save for $self->players; 2253 $_->contr->save for $self->players;
2056 }; 2254 };
2255
2256 cf::get_slot 0.02;
2057 2257
2058 if ($uniq) { 2258 if ($uniq) {
2059 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2259 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2260 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2061 } else { 2261 } else {
2062 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2262 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063 } 2263 }
2064} 2264}
2065 2265
2266sub save {
2267 my ($self) = @_;
2268
2269 my $lock = cf::lock_acquire "map_data:$self->{path}";
2270
2271 $self->_save;
2272}
2273
2066sub swap_out { 2274sub swap_out {
2067 my ($self) = @_; 2275 my ($self) = @_;
2068 2276
2069 # save first because save cedes
2070 $self->save;
2071
2072 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2277 my $lock = cf::lock_acquire "map_data:$self->{path}";
2073 2278
2279 return if $self->in_memory != cf::MAP_ACTIVE;
2280 return if $self->{deny_save};
2074 return if $self->players; 2281 return if $self->players;
2075 return if $self->in_memory != cf::MAP_IN_MEMORY;
2076 return if $self->{deny_save};
2077 2282
2283 # first deactivate the map and "unlink" it from the core
2078 $self->deactivate; 2284 $self->deactivate;
2285 $_->clear_links_to ($self) for values %cf::MAP;
2286 $self->in_memory (cf::MAP_SWAPPED);
2287
2288 # then atomically save
2289 $self->_save;
2290
2291 # then free the map
2079 $self->clear; 2292 $self->clear;
2080 $self->in_memory (cf::MAP_SWAPPED);
2081} 2293}
2082 2294
2083sub reset_at { 2295sub reset_at {
2084 my ($self) = @_; 2296 my ($self) = @_;
2085 2297
2103 2315
2104 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2316 my $lock = cf::lock_acquire "map_data:$self->{path}";
2105 2317
2106 return if $self->players; 2318 return if $self->players;
2107 2319
2108 warn "resetting map ", $self->path; 2320 warn "resetting map ", $self->path, "\n";
2109 2321
2110 $self->in_memory (cf::MAP_SWAPPED); 2322 $self->in_memory (cf::MAP_SWAPPED);
2111 2323
2112 # need to save uniques path 2324 # need to save uniques path
2113 unless ($self->{deny_save}) { 2325 unless ($self->{deny_save}) {
2118 } 2330 }
2119 2331
2120 delete $cf::MAP{$self->path}; 2332 delete $cf::MAP{$self->path};
2121 2333
2122 $self->deactivate; 2334 $self->deactivate;
2335 $_->clear_links_to ($self) for values %cf::MAP;
2123 $self->clear; 2336 $self->clear;
2124
2125 $_->clear_links_to ($self) for values %cf::MAP;
2126 2337
2127 $self->unlink_save; 2338 $self->unlink_save;
2128 $self->destroy; 2339 $self->destroy;
2129} 2340}
2130 2341
2138 2349
2139 delete $cf::MAP{$self->path}; 2350 delete $cf::MAP{$self->path};
2140 2351
2141 $self->unlink_save; 2352 $self->unlink_save;
2142 2353
2143 bless $self, "cf::map"; 2354 bless $self, "cf::map::wrap";
2144 delete $self->{deny_reset}; 2355 delete $self->{deny_reset};
2145 $self->{deny_save} = 1; 2356 $self->{deny_save} = 1;
2146 $self->reset_timeout (1); 2357 $self->reset_timeout (1);
2147 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2358 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2148 2359
2197 2408
2198sub unique_maps() { 2409sub unique_maps() {
2199 [ 2410 [
2200 map { 2411 map {
2201 utf8::decode $_; 2412 utf8::decode $_;
2202 /\.map$/ 2413 s/\.map$//; # TODO future compatibility hack
2414 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2415 ? ()
2203 ? normalise $_ 2416 : normalise $_
2204 : ()
2205 } @{ aio_readdir $UNIQUEDIR or [] } 2417 } @{ aio_readdir $UNIQUEDIR or [] }
2206 ] 2418 ]
2207} 2419}
2208 2420
2209package cf; 2421=item cf::map::static_maps
2422
2423Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2424file in the shared directory excluding F</styles> and F</editor>). May
2425block.
2426
2427=cut
2428
2429sub static_maps() {
2430 my @dirs = "";
2431 my @maps;
2432
2433 while (@dirs) {
2434 my $dir = shift @dirs;
2435
2436 next if $dir eq "/styles" || $dir eq "/editor";
2437
2438 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2439 or return;
2440
2441 for (@$files) {
2442 s/\.map$// or next;
2443 utf8::decode $_;
2444 push @maps, "$dir/$_";
2445 }
2446
2447 push @dirs, map "$dir/$_", @$dirs;
2448 }
2449
2450 \@maps
2451}
2210 2452
2211=back 2453=back
2212 2454
2213=head3 cf::object 2455=head3 cf::object
2214 2456
2218 2460
2219=over 4 2461=over 4
2220 2462
2221=item $ob->inv_recursive 2463=item $ob->inv_recursive
2222 2464
2223Returns the inventory of the object _and_ their inventories, recursively. 2465Returns the inventory of the object I<and> their inventories, recursively,
2466but I<not> the object itself.
2224 2467
2225=cut 2468=cut
2226 2469
2227sub inv_recursive_; 2470sub inv_recursive_;
2228sub inv_recursive_ { 2471sub inv_recursive_ {
2233 inv_recursive_ inv $_[0] 2476 inv_recursive_ inv $_[0]
2234} 2477}
2235 2478
2236=item $ref = $ob->ref 2479=item $ref = $ob->ref
2237 2480
2238creates and returns a persistent reference to an objetc that can be stored as a string. 2481Creates and returns a persistent reference to an object that can be stored as a string.
2239 2482
2240=item $ob = cf::object::deref ($refstring) 2483=item $ob = cf::object::deref ($refstring)
2241 2484
2242returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2485returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243even if the object actually exists. May block. 2486even if the object actually exists. May block.
2245=cut 2488=cut
2246 2489
2247sub deref { 2490sub deref {
2248 my ($ref) = @_; 2491 my ($ref) = @_;
2249 2492
2250 # temporary compatibility#TODO#remove
2251 $ref =~ s{^<}{player/<};
2252
2253 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2493 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254 my ($uuid, $name) = ($1, $2); 2494 my ($uuid, $name) = ($1, $2);
2255 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2495 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256 or return; 2496 or return;
2257 $pl->ob->uuid eq $uuid 2497 $pl->ob->uuid eq $uuid
2258 or return; 2498 or return;
2278can be C<undef>. Does the right thing when the player is currently in a 2518can be C<undef>. Does the right thing when the player is currently in a
2279dialogue with the given NPC character. 2519dialogue with the given NPC character.
2280 2520
2281=cut 2521=cut
2282 2522
2523our $SAY_CHANNEL = {
2524 id => "say",
2525 title => "Map",
2526 reply => "say ",
2527 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2528};
2529
2530our $CHAT_CHANNEL = {
2531 id => "chat",
2532 title => "Chat",
2533 reply => "chat ",
2534 tooltip => "Player chat and shouts, global to the server.",
2535};
2536
2283# rough implementation of a future "reply" method that works 2537# rough implementation of a future "reply" method that works
2284# with dialog boxes. 2538# with dialog boxes.
2285#TODO: the first argument must go, split into a $npc->reply_to ( method 2539#TODO: the first argument must go, split into a $npc->reply_to ( method
2286sub cf::object::player::reply($$$;$) { 2540sub cf::object::player::reply($$$;$) {
2287 my ($self, $npc, $msg, $flags) = @_; 2541 my ($self, $npc, $msg, $flags) = @_;
2298 my $dialog = $pl->{npc_dialog}; 2552 my $dialog = $pl->{npc_dialog};
2299 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2553 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300 2554
2301 } else { 2555 } else {
2302 $msg = $npc->name . " says: $msg" if $npc; 2556 $msg = $npc->name . " says: $msg" if $npc;
2303 $self->message ($msg, $flags); 2557 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304 } 2558 }
2305 } 2559 }
2306} 2560}
2307 2561
2308=item $object->send_msg ($channel, $msg, $color, [extra...]) 2562=item $object->send_msg ($channel, $msg, $color, [extra...])
2333 2587
2334=item $player_object->enter_link 2588=item $player_object->enter_link
2335 2589
2336Freezes the player and moves him/her to a special map (C<{link}>). 2590Freezes the player and moves him/her to a special map (C<{link}>).
2337 2591
2338The player should be reasonably safe there for short amounts of time. You 2592The player should be reasonably safe there for short amounts of time (e.g.
2339I<MUST> call C<leave_link> as soon as possible, though. 2593for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2594though, as the player cannot control the character while it is on the link
2595map.
2340 2596
2341Will never block. 2597Will never block.
2342 2598
2343=item $player_object->leave_link ($map, $x, $y) 2599=item $player_object->leave_link ($map, $x, $y)
2344 2600
2364sub cf::object::player::enter_link { 2620sub cf::object::player::enter_link {
2365 my ($self) = @_; 2621 my ($self) = @_;
2366 2622
2367 $self->deactivate_recursive; 2623 $self->deactivate_recursive;
2368 2624
2625 ++$self->{_link_recursion};
2626
2369 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2627 return if UNIVERSAL::isa $self->map, "ext::map_link";
2370 2628
2371 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2629 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2372 if $self->map && $self->map->{path} ne "{link}"; 2630 if $self->map && $self->map->{path} ne "{link}";
2373 2631
2374 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2632 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2375} 2633}
2376 2634
2377sub cf::object::player::leave_link { 2635sub cf::object::player::leave_link {
2378 my ($self, $map, $x, $y) = @_; 2636 my ($self, $map, $x, $y) = @_;
2379 2637
2396 ($x, $y) = (-1, -1) 2654 ($x, $y) = (-1, -1)
2397 unless (defined $x) && (defined $y); 2655 unless (defined $x) && (defined $y);
2398 2656
2399 # use -1 or undef as default coordinates, not 0, 0 2657 # use -1 or undef as default coordinates, not 0, 0
2400 ($x, $y) = ($map->enter_x, $map->enter_y) 2658 ($x, $y) = ($map->enter_x, $map->enter_y)
2401 if $x <=0 && $y <= 0; 2659 if $x <= 0 && $y <= 0;
2402 2660
2403 $map->load; 2661 $map->load;
2404 $map->load_neighbours; 2662 $map->load_neighbours;
2405 2663
2406 return unless $self->contr->active; 2664 return unless $self->contr->active;
2407 $self->activate_recursive;
2408 2665
2409 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2666 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410 $self->enter_map ($map, $x, $y); 2667 if ($self->enter_map ($map, $x, $y)) {
2411} 2668 # entering was successful
2669 delete $self->{_link_recursion};
2670 # only activate afterwards, to support waiting in hooks
2671 $self->activate_recursive;
2672 }
2412 2673
2674}
2675
2413=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2676=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2414 2677
2415Moves the player to the given map-path and coordinates by first freezing 2678Moves the player to the given map-path and coordinates by first freezing
2416her, loading and preparing them map, calling the provided $check callback 2679her, loading and preparing them map, calling the provided $check callback
2417that has to return the map if sucecssful, and then unfreezes the player on 2680that has to return the map if sucecssful, and then unfreezes the player on
2418the new (success) or old (failed) map position. In either case, $done will 2681the new (success) or old (failed) map position. In either case, $done will
2419be called at the end of this process. 2682be called at the end of this process.
2420 2683
2684Note that $check will be called with a potentially non-loaded map, so if
2685it needs a loaded map it has to call C<< ->load >>.
2686
2421=cut 2687=cut
2422 2688
2423our $GOTOGEN; 2689our $GOTOGEN;
2424 2690
2425sub cf::object::player::goto { 2691sub cf::object::player::goto {
2426 my ($self, $path, $x, $y, $check, $done) = @_; 2692 my ($self, $path, $x, $y, $check, $done) = @_;
2427 2693
2694 if ($self->{_link_recursion} >= $MAX_LINKS) {
2695 warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2696 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2697 ($path, $x, $y) = @$EMERGENCY_POSITION;
2698 }
2699
2428 # do generation counting so two concurrent goto's will be executed in-order 2700 # do generation counting so two concurrent goto's will be executed in-order
2429 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2701 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430 2702
2431 $self->enter_link; 2703 $self->enter_link;
2432 2704
2433 (async { 2705 (async {
2706 $Coro::current->{desc} = "player::goto $path $x $y";
2707
2708 # *tag paths override both path and x|y
2709 if ($path =~ /^\*(.*)$/) {
2710 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2711 my $ob = $obs[rand @obs];
2712
2713 # see if we actually can go there
2714 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2715 $ob = $obs[rand @obs];
2716 } else {
2717 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2718 }
2719 # else put us there anyways for now #d#
2720
2721 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2722 } else {
2723 ($path, $x, $y) = (undef, undef, undef);
2724 }
2725 }
2726
2434 my $map = eval { 2727 my $map = eval {
2435 my $map = cf::map::find $path; 2728 my $map = defined $path ? cf::map::find $path : undef;
2436 2729
2437 if ($map) { 2730 if ($map) {
2438 $map = $map->customise_for ($self); 2731 $map = $map->customise_for ($self);
2439 $map = $check->($map) if $check && $map; 2732 $map = $check->($map, $x, $y, $self) if $check && $map;
2440 } else { 2733 } else {
2441 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2734 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442 } 2735 }
2443 2736
2444 $map 2737 $map
2445 }; 2738 };
2446 2739
2452 if ($gen == $self->{_goto_generation}) { 2745 if ($gen == $self->{_goto_generation}) {
2453 delete $self->{_goto_generation}; 2746 delete $self->{_goto_generation};
2454 $self->leave_link ($map, $x, $y); 2747 $self->leave_link ($map, $x, $y);
2455 } 2748 }
2456 2749
2457 $done->() if $done; 2750 $done->($self) if $done;
2458 })->prio (1); 2751 })->prio (1);
2459} 2752}
2460 2753
2461=item $player_object->enter_exit ($exit_object) 2754=item $player_object->enter_exit ($exit_object)
2462 2755
2482} 2775}
2483 2776
2484sub prepare_random_map { 2777sub prepare_random_map {
2485 my ($exit) = @_; 2778 my ($exit) = @_;
2486 2779
2487 my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489 # all this does is basically replace the /! path by 2780 # all this does is basically replace the /! path by
2490 # a new random map path (?random/...) with a seed 2781 # a new random map path (?random/...) with a seed
2491 # that depends on the exit object 2782 # that depends on the exit object
2492 2783
2493 my $rmp = parse_random_map_params $exit->msg; 2784 my $rmp = parse_random_map_params $exit->msg;
2495 if ($exit->map) { 2786 if ($exit->map) {
2496 $rmp->{region} = $exit->region->name; 2787 $rmp->{region} = $exit->region->name;
2497 $rmp->{origin_map} = $exit->map->path; 2788 $rmp->{origin_map} = $exit->map->path;
2498 $rmp->{origin_x} = $exit->x; 2789 $rmp->{origin_x} = $exit->x;
2499 $rmp->{origin_y} = $exit->y; 2790 $rmp->{origin_y} = $exit->y;
2791
2792 $exit->map->touch;
2500 } 2793 }
2501 2794
2502 $rmp->{random_seed} ||= $exit->random_seed; 2795 $rmp->{random_seed} ||= $exit->random_seed;
2503 2796
2504 my $data = cf::to_json $rmp; 2797 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505 my $md5 = Digest::MD5::md5_hex $data; 2798 my $md5 = Digest::MD5::md5_hex $data;
2506 my $meta = "$RANDOMDIR/$md5.meta"; 2799 my $meta = "$RANDOMDIR/$md5.meta";
2507 2800
2508 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2801 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509 aio_write $fh, 0, (length $data), $data, 0; 2802 aio_write $fh, 0, (length $data), $data, 0;
2510 undef $fh; 2803 undef $fh;
2511 aio_rename "$meta~", $meta; 2804 aio_rename "$meta~", $meta;
2512 2805
2806 my $slaying = "?random/$md5";
2807
2808 if ($exit->valid) {
2513 $exit->slaying ("?random/$md5"); 2809 $exit->slaying ("?random/$md5");
2514 $exit->msg (undef); 2810 $exit->msg (undef);
2811 }
2515 } 2812 }
2516} 2813}
2517 2814
2518sub cf::object::player::enter_exit { 2815sub cf::object::player::enter_exit {
2519 my ($self, $exit) = @_; 2816 my ($self, $exit) = @_;
2520 2817
2521 return unless $self->type == cf::PLAYER; 2818 return unless $self->type == cf::PLAYER;
2522 2819
2523 if ($exit->slaying eq "/!") {
2524 #TODO: this should de-fi-ni-te-ly not be a sync-job
2525 # the problem is that $exit might not survive long enough
2526 # so it needs to be done right now, right here
2527 cf::sync_job { prepare_random_map $exit };
2528 }
2529
2530 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531 my $hp = $exit->stats->hp;
2532 my $sp = $exit->stats->sp;
2533
2534 $self->enter_link; 2820 $self->enter_link;
2535 2821
2536 # if exit is damned, update players death & WoR home-position
2537 $self->contr->savebed ($slaying, $hp, $sp)
2538 if $exit->flag (FLAG_DAMNED);
2539
2540 (async { 2822 (async {
2541 $self->deactivate_recursive; # just to be sure 2823 $Coro::current->{desc} = "enter_exit";
2824
2542 unless (eval { 2825 unless (eval {
2826 $self->deactivate_recursive; # just to be sure
2827
2828 # random map handling
2829 {
2830 my $guard = cf::lock_acquire "exit_prepare:$exit";
2831
2832 prepare_random_map $exit
2833 if $exit->slaying eq "/!";
2834 }
2835
2836 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2837 my $x = $exit->stats->hp;
2838 my $y = $exit->stats->sp;
2839
2543 $self->goto ($slaying, $hp, $sp); 2840 $self->goto ($map, $x, $y);
2544 2841
2842 # if exit is damned, update players death & WoR home-position
2843 $self->contr->savebed ($map, $x, $y)
2844 if $exit->flag (cf::FLAG_DAMNED);
2845
2545 1; 2846 1
2546 }) { 2847 }) {
2547 $self->message ("Something went wrong deep within the crossfire server. " 2848 $self->message ("Something went wrong deep within the deliantra server. "
2548 . "I'll try to bring you back to the map you were before. " 2849 . "I'll try to bring you back to the map you were before. "
2549 . "Please report this to the dungeon master!", 2850 . "Please report this to the dungeon master!",
2550 cf::NDI_UNIQUE | cf::NDI_RED); 2851 cf::NDI_UNIQUE | cf::NDI_RED);
2551 2852
2552 warn "ERROR in enter_exit: $@"; 2853 warn "ERROR in enter_exit: $@";
2569sub cf::client::send_drawinfo { 2870sub cf::client::send_drawinfo {
2570 my ($self, $text, $flags) = @_; 2871 my ($self, $text, $flags) = @_;
2571 2872
2572 utf8::encode $text; 2873 utf8::encode $text;
2573 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2874 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2875}
2876
2877=item $client->send_big_packet ($pkt)
2878
2879Like C<send_packet>, but tries to compress large packets, and fragments
2880them as required.
2881
2882=cut
2883
2884our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2885
2886sub cf::client::send_big_packet {
2887 my ($self, $pkt) = @_;
2888
2889 # try lzf for large packets
2890 $pkt = "lzf " . Compress::LZF::compress $pkt
2891 if 1024 <= length $pkt and $self->{can_lzf};
2892
2893 # split very large packets
2894 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2895 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2896 $pkt = "frag";
2897 }
2898
2899 $self->send_packet ($pkt);
2574} 2900}
2575 2901
2576=item $client->send_msg ($channel, $msg, $color, [extra...]) 2902=item $client->send_msg ($channel, $msg, $color, [extra...])
2577 2903
2578Send a drawinfo or msg packet to the client, formatting the msg for the 2904Send a drawinfo or msg packet to the client, formatting the msg for the
2580the message, with C<log> being the default. If C<$color> is negative, suppress 2906the message, with C<log> being the default. If C<$color> is negative, suppress
2581the message unless the client supports the msg packet. 2907the message unless the client supports the msg packet.
2582 2908
2583=cut 2909=cut
2584 2910
2911# non-persistent channels (usually the info channel)
2585our %CHANNEL = ( 2912our %CHANNEL = (
2913 "c/motd" => {
2914 id => "infobox",
2915 title => "MOTD",
2916 reply => undef,
2917 tooltip => "The message of the day",
2918 },
2586 "c/identify" => { 2919 "c/identify" => {
2587 id => "identify", 2920 id => "infobox",
2588 title => "Identify", 2921 title => "Identify",
2589 reply => undef, 2922 reply => undef,
2590 tooltip => "Items recently identified", 2923 tooltip => "Items recently identified",
2591 }, 2924 },
2592 "c/examine" => { 2925 "c/examine" => {
2593 id => "examine", 2926 id => "infobox",
2594 title => "Examine", 2927 title => "Examine",
2595 reply => undef, 2928 reply => undef,
2596 tooltip => "Signs and other items you examined", 2929 tooltip => "Signs and other items you examined",
2597 }, 2930 },
2931 "c/shopinfo" => {
2932 id => "infobox",
2933 title => "Shop Info",
2934 reply => undef,
2935 tooltip => "What your bargaining skill tells you about the shop",
2936 },
2937 "c/book" => {
2938 id => "infobox",
2939 title => "Book",
2940 reply => undef,
2941 tooltip => "The contents of a note or book",
2942 },
2943 "c/lookat" => {
2944 id => "infobox",
2945 title => "Look",
2946 reply => undef,
2947 tooltip => "What you saw there",
2948 },
2949 "c/who" => {
2950 id => "infobox",
2951 title => "Players",
2952 reply => undef,
2953 tooltip => "Shows players who are currently online",
2954 },
2955 "c/body" => {
2956 id => "infobox",
2957 title => "Body Parts",
2958 reply => undef,
2959 tooltip => "Shows which body parts you posess and are available",
2960 },
2961 "c/statistics" => {
2962 id => "infobox",
2963 title => "Statistics",
2964 reply => undef,
2965 tooltip => "Shows your primary statistics",
2966 },
2967 "c/skills" => {
2968 id => "infobox",
2969 title => "Skills",
2970 reply => undef,
2971 tooltip => "Shows your experience per skill and item power",
2972 },
2973 "c/shopitems" => {
2974 id => "infobox",
2975 title => "Shop Items",
2976 reply => undef,
2977 tooltip => "Shows the items currently for sale in this shop",
2978 },
2979 "c/resistances" => {
2980 id => "infobox",
2981 title => "Resistances",
2982 reply => undef,
2983 tooltip => "Shows your resistances",
2984 },
2985 "c/pets" => {
2986 id => "infobox",
2987 title => "Pets",
2988 reply => undef,
2989 tooltip => "Shows information abotu your pets/a specific pet",
2990 },
2991 "c/perceiveself" => {
2992 id => "infobox",
2993 title => "Perceive Self",
2994 reply => undef,
2995 tooltip => "You gained detailed knowledge about yourself",
2996 },
2997 "c/uptime" => {
2998 id => "infobox",
2999 title => "Uptime",
3000 reply => undef,
3001 tooltip => "How long the server has been running since last restart",
3002 },
3003 "c/mapinfo" => {
3004 id => "infobox",
3005 title => "Map Info",
3006 reply => undef,
3007 tooltip => "Information related to the maps",
3008 },
3009 "c/party" => {
3010 id => "party",
3011 title => "Party",
3012 reply => "gsay ",
3013 tooltip => "Messages and chat related to your party",
3014 },
3015 "c/death" => {
3016 id => "death",
3017 title => "Death",
3018 reply => undef,
3019 tooltip => "Reason for and more info about your most recent death",
3020 },
3021 "c/say" => $SAY_CHANNEL,
3022 "c/chat" => $CHAT_CHANNEL,
2598); 3023);
2599 3024
2600sub cf::client::send_msg { 3025sub cf::client::send_msg {
2601 my ($self, $channel, $msg, $color, @extra) = @_; 3026 my ($self, $channel, $msg, $color, @extra) = @_;
2602 3027
2603 $msg = $self->pl->expand_cfpod ($msg); 3028 $msg = $self->pl->expand_cfpod ($msg)
3029 unless $color & cf::NDI_VERBATIM;
2604 3030
2605 $color &= cf::NDI_CLIENT_MASK; # just in case... 3031 $color &= cf::NDI_CLIENT_MASK; # just in case...
2606 3032
2607 # check predefined channels, for the benefit of C 3033 # check predefined channels, for the benefit of C
2608 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 3034 if ($CHANNEL{$channel}) {
3035 $channel = $CHANNEL{$channel};
2609 3036
3037 $self->ext_msg (channel_info => $channel);
3038 $channel = $channel->{id};
3039
2610 if (ref $channel) { 3040 } elsif (ref $channel) {
2611 # send meta info to client, if not yet sent 3041 # send meta info to client, if not yet sent
2612 unless (exists $self->{channel}{$channel->{id}}) { 3042 unless (exists $self->{channel}{$channel->{id}}) {
2613 $self->{channel}{$channel->{id}} = $channel; 3043 $self->{channel}{$channel->{id}} = $channel;
2614 $self->ext_msg (channel_info => $channel) 3044 $self->ext_msg (channel_info => $channel);
2615 if $self->can_msg;
2616 } 3045 }
2617 3046
2618 $channel = $channel->{id}; 3047 $channel = $channel->{id};
2619 } 3048 }
2620 3049
2621 return unless @extra || length $msg; 3050 return unless @extra || length $msg;
2622 3051
2623 if ($self->can_msg) {
2624 # default colour, mask it out 3052 # default colour, mask it out
2625 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3053 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626 if $color & cf::NDI_DEF; 3054 if $color & cf::NDI_DEF;
2627 3055
2628 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3056 my $pkt = "msg "
3057 . $self->{json_coder}->encode (
2629 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3058 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2630 } else { 3059 );
2631 if ($color >= 0) {
2632 # replace some tags by gcfclient-compatible ones
2633 for ($msg) {
2634 1 while
2635 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2636 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2637 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2638 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2639 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2640 }
2641 3060
2642 $color &= cf::NDI_COLOR_MASK; 3061 $self->send_big_packet ($pkt);
2643
2644 utf8::encode $msg;
2645
2646 if (0 && $msg =~ /\[/) {
2647 # COMMAND/INFO
2648 $self->send_packet ("drawextinfo $color 10 8 $msg")
2649 } else {
2650 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2651 $self->send_packet ("drawinfo $color $msg")
2652 }
2653 }
2654 }
2655} 3062}
2656 3063
2657=item $client->ext_msg ($type, @msg) 3064=item $client->ext_msg ($type, @msg)
2658 3065
2659Sends an ext event to the client. 3066Sends an ext event to the client.
2662 3069
2663sub cf::client::ext_msg($$@) { 3070sub cf::client::ext_msg($$@) {
2664 my ($self, $type, @msg) = @_; 3071 my ($self, $type, @msg) = @_;
2665 3072
2666 if ($self->extcmd == 2) { 3073 if ($self->extcmd == 2) {
2667 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3074 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2668 } elsif ($self->extcmd == 1) { # TODO: remove 3075 } elsif ($self->extcmd == 1) { # TODO: remove
2669 push @msg, msgtype => "event_$type"; 3076 push @msg, msgtype => "event_$type";
2670 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3077 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2671 } 3078 }
2672} 3079}
2673 3080
2674=item $client->ext_reply ($msgid, @msg) 3081=item $client->ext_reply ($msgid, @msg)
2675 3082
2679 3086
2680sub cf::client::ext_reply($$@) { 3087sub cf::client::ext_reply($$@) {
2681 my ($self, $id, @msg) = @_; 3088 my ($self, $id, @msg) = @_;
2682 3089
2683 if ($self->extcmd == 2) { 3090 if ($self->extcmd == 2) {
2684 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3091 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2685 } elsif ($self->extcmd == 1) { 3092 } elsif ($self->extcmd == 1) {
2686 #TODO: version 1, remove 3093 #TODO: version 1, remove
2687 unshift @msg, msgtype => "reply", msgid => $id; 3094 unshift @msg, msgtype => "reply", msgid => $id;
2688 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3095 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2689 } 3096 }
2690} 3097}
2691 3098
2692=item $success = $client->query ($flags, "text", \&cb) 3099=item $success = $client->query ($flags, "text", \&cb)
2693 3100
2794 3201
2795 $coro 3202 $coro
2796} 3203}
2797 3204
2798cf::client->attach ( 3205cf::client->attach (
2799 on_destroy => sub { 3206 on_client_destroy => sub {
2800 my ($ns) = @_; 3207 my ($ns) = @_;
2801 3208
2802 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3209 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
2803 }, 3210 },
2804); 3211);
2820our $safe_hole = new Safe::Hole; 3227our $safe_hole = new Safe::Hole;
2821 3228
2822$SIG{FPE} = 'IGNORE'; 3229$SIG{FPE} = 'IGNORE';
2823 3230
2824$safe->permit_only (Opcode::opset qw( 3231$safe->permit_only (Opcode::opset qw(
2825 :base_core :base_mem :base_orig :base_math 3232 :base_core :base_mem :base_orig :base_math :base_loop
2826 grepstart grepwhile mapstart mapwhile 3233 grepstart grepwhile mapstart mapwhile
2827 sort time 3234 sort time
2828)); 3235));
2829 3236
2830# here we export the classes and methods available to script code 3237# here we export the classes and methods available to script code
2832=pod 3239=pod
2833 3240
2834The following functions and methods are available within a safe environment: 3241The following functions and methods are available within a safe environment:
2835 3242
2836 cf::object 3243 cf::object
2837 contr pay_amount pay_player map x y force_find force_add 3244 contr pay_amount pay_player map x y force_find force_add destroy
2838 insert remove name archname title slaying race decrease_ob_nr 3245 insert remove name archname title slaying race decrease split
3246 value
2839 3247
2840 cf::object::player 3248 cf::object::player
2841 player 3249 player
2842 3250
2843 cf::player 3251 cf::player
2848 3256
2849=cut 3257=cut
2850 3258
2851for ( 3259for (
2852 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3260 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853 insert remove inv name archname title slaying race 3261 insert remove inv nrof name archname title slaying race
2854 decrease_ob_nr)], 3262 decrease split destroy change_exp value msg lore send_msg)],
2855 ["cf::object::player" => qw(player)], 3263 ["cf::object::player" => qw(player)],
2856 ["cf::player" => qw(peaceful)], 3264 ["cf::player" => qw(peaceful send_msg)],
2857 ["cf::map" => qw(trigger)], 3265 ["cf::map" => qw(trigger)],
2858) { 3266) {
2859 no strict 'refs'; 3267 no strict 'refs';
2860 my ($pkg, @funs) = @$_; 3268 my ($pkg, @funs) = @$_;
2861 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3269 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2879 3287
2880 my $qcode = $code; 3288 my $qcode = $code;
2881 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3289 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2882 $qcode =~ s/\n/\\n/g; 3290 $qcode =~ s/\n/\\n/g;
2883 3291
3292 %vars = (_dummy => 0) unless %vars;
3293
3294 my @res;
2884 local $_; 3295 local $_;
2885 local @safe::cf::_safe_eval_args = values %vars;
2886 3296
2887 my $eval = 3297 my $eval =
2888 "do {\n" 3298 "do {\n"
2889 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3299 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2890 . "#line 0 \"{$qcode}\"\n" 3300 . "#line 0 \"{$qcode}\"\n"
2891 . $code 3301 . $code
2892 . "\n}" 3302 . "\n}"
2893 ; 3303 ;
2894 3304
3305 if ($CFG{safe_eval}) {
2895 sub_generation_inc; 3306 sub_generation_inc;
3307 local @safe::cf::_safe_eval_args = values %vars;
2896 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3308 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2897 sub_generation_inc; 3309 sub_generation_inc;
3310 } else {
3311 local @cf::_safe_eval_args = values %vars;
3312 @res = wantarray ? eval eval : scalar eval $eval;
3313 }
2898 3314
2899 if ($@) { 3315 if ($@) {
2900 warn "$@"; 3316 warn "$@";
2901 warn "while executing safe code '$code'\n"; 3317 warn "while executing safe code '$code'\n";
2902 warn "with arguments " . (join " ", %vars) . "\n"; 3318 warn "with arguments " . (join " ", %vars) . "\n";
2921=cut 3337=cut
2922 3338
2923sub register_script_function { 3339sub register_script_function {
2924 my ($fun, $cb) = @_; 3340 my ($fun, $cb) = @_;
2925 3341
2926 no strict 'refs'; 3342 $fun = "safe::$fun" if $CFG{safe_eval};
2927 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3343 *$fun = $safe_hole->wrap ($cb);
2928} 3344}
2929 3345
2930=back 3346=back
2931 3347
2932=cut 3348=cut
2953 3369
2954 $facedata->{version} == 2 3370 $facedata->{version} == 2
2955 or cf::cleanup "$path: version mismatch, cannot proceed."; 3371 or cf::cleanup "$path: version mismatch, cannot proceed.";
2956 3372
2957 # patch in the exptable 3373 # patch in the exptable
3374 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2958 $facedata->{resource}{"res/exp_table"} = { 3375 $facedata->{resource}{"res/exp_table"} = {
2959 type => FT_RSRC, 3376 type => FT_RSRC,
2960 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3377 data => $exp_table,
3378 hash => (Digest::MD5::md5 $exp_table),
2961 }; 3379 };
2962 cf::cede_to_tick; 3380 cf::cede_to_tick;
2963 3381
2964 { 3382 {
2965 my $faces = $facedata->{faceinfo}; 3383 my $faces = $facedata->{faceinfo};
2966 3384
2967 while (my ($face, $info) = each %$faces) { 3385 while (my ($face, $info) = each %$faces) {
2968 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3386 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3387
2969 cf::face::set_visibility $idx, $info->{visibility}; 3388 cf::face::set_visibility $idx, $info->{visibility};
2970 cf::face::set_magicmap $idx, $info->{magicmap}; 3389 cf::face::set_magicmap $idx, $info->{magicmap};
2971 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3390 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2972 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3391 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2973 3392
2974 cf::cede_to_tick; 3393 cf::cede_to_tick;
2975 } 3394 }
2976 3395
2977 while (my ($face, $info) = each %$faces) { 3396 while (my ($face, $info) = each %$faces) {
2978 next unless $info->{smooth}; 3397 next unless $info->{smooth};
3398
2979 my $idx = cf::face::find $face 3399 my $idx = cf::face::find $face
2980 or next; 3400 or next;
3401
2981 if (my $smooth = cf::face::find $info->{smooth}) { 3402 if (my $smooth = cf::face::find $info->{smooth}) {
2982 cf::face::set_smooth $idx, $smooth; 3403 cf::face::set_smooth $idx, $smooth;
2983 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3404 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984 } else { 3405 } else {
2985 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3406 warn "smooth face '$info->{smooth}' not found for face '$face'";
2999 3420
3000 cf::anim::invalidate_all; # d'oh 3421 cf::anim::invalidate_all; # d'oh
3001 } 3422 }
3002 3423
3003 { 3424 {
3004 # TODO: for gcfclient pleasure, we should give resources
3005 # that gcfclient doesn't grok a >10000 face index.
3006 my $res = $facedata->{resource}; 3425 my $res = $facedata->{resource};
3007 3426
3008 my $soundconf = delete $res->{"res/sound.conf"};
3009
3010 while (my ($name, $info) = each %$res) { 3427 while (my ($name, $info) = each %$res) {
3428 if (defined $info->{type}) {
3011 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3429 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012 my $data;
3013 3430
3014 if ($info->{type} & 1) { 3431 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3015 # prepend meta info 3432 cf::face::set_type $idx, $info->{type};
3016
3017 my $meta = $enc->encode ({
3018 name => $name,
3019 %{ $info->{meta} || {} },
3020 });
3021
3022 $data = pack "(w/a*)*", $meta, $info->{data};
3023 } else { 3433 } else {
3024 $data = $info->{data}; 3434 $RESOURCE{$name} = $info;
3025 } 3435 }
3026 3436
3027 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028 cf::face::set_type $idx, $info->{type};
3029
3030 cf::cede_to_tick; 3437 cf::cede_to_tick;
3031 } 3438 }
3032
3033 if ($soundconf) {
3034 $soundconf = $enc->decode (delete $soundconf->{data});
3035
3036 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037 my $sound = $soundconf->{compat}[$_]
3038 or next;
3039
3040 my $face = cf::face::find "sound/$sound->[1]";
3041 cf::sound::set $sound->[0] => $face;
3042 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043 }
3044
3045 while (my ($k, $v) = each %{$soundconf->{event}}) {
3046 my $face = cf::face::find "sound/$v";
3047 cf::sound::set $k => $face;
3048 }
3049 }
3050 } 3439 }
3440
3441 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051 3442
3052 1 3443 1
3053} 3444}
3445
3446cf::global->attach (on_resource_update => sub {
3447 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3448 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3449
3450 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3451 my $sound = $soundconf->{compat}[$_]
3452 or next;
3453
3454 my $face = cf::face::find "sound/$sound->[1]";
3455 cf::sound::set $sound->[0] => $face;
3456 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3457 }
3458
3459 while (my ($k, $v) = each %{$soundconf->{event}}) {
3460 my $face = cf::face::find "sound/$v";
3461 cf::sound::set $k => $face;
3462 }
3463 }
3464});
3054 3465
3055register_exticmd fx_want => sub { 3466register_exticmd fx_want => sub {
3056 my ($ns, $want) = @_; 3467 my ($ns, $want) = @_;
3057 3468
3058 while (my ($k, $v) = each %$want) { 3469 while (my ($k, $v) = each %$want) {
3059 $ns->fx_want ($k, $v); 3470 $ns->fx_want ($k, $v);
3060 } 3471 }
3061}; 3472};
3473
3474sub load_resource_file($) {
3475 my $guard = lock_acquire "load_resource_file";
3476
3477 my $status = load_resource_file_ $_[0];
3478 get_slot 0.1, 100;
3479 cf::arch::commit_load;
3480
3481 $status
3482}
3062 3483
3063sub reload_regions { 3484sub reload_regions {
3064 # HACK to clear player env face cache, we need some signal framework 3485 # HACK to clear player env face cache, we need some signal framework
3065 # for this (global event?) 3486 # for this (global event?)
3066 %ext::player_env::MUSIC_FACE_CACHE = (); 3487 %ext::player_env::MUSIC_FACE_CACHE = ();
3080} 3501}
3081 3502
3082sub reload_archetypes { 3503sub reload_archetypes {
3083 load_resource_file "$DATADIR/archetypes" 3504 load_resource_file "$DATADIR/archetypes"
3084 or die "unable to load archetypes\n"; 3505 or die "unable to load archetypes\n";
3085 #d# NEED to laod twice to resolve forward references
3086 # this really needs to be done in an extra post-pass
3087 # (which needs to be synchronous, so solve it differently)
3088 load_resource_file "$DATADIR/archetypes"
3089 or die "unable to load archetypes\n";
3090} 3506}
3091 3507
3092sub reload_treasures { 3508sub reload_treasures {
3093 load_resource_file "$DATADIR/treasures" 3509 load_resource_file "$DATADIR/treasures"
3094 or die "unable to load treasurelists\n"; 3510 or die "unable to load treasurelists\n";
3095} 3511}
3096 3512
3097sub reload_resources { 3513sub reload_resources {
3098 warn "reloading resource files...\n"; 3514 warn "reloading resource files...\n";
3099 3515
3516 reload_facedata;
3517 reload_archetypes;
3100 reload_regions; 3518 reload_regions;
3101 reload_facedata;
3102 #reload_archetypes;#d#
3103 reload_archetypes;
3104 reload_treasures; 3519 reload_treasures;
3105 3520
3106 warn "finished reloading resource files\n"; 3521 warn "finished reloading resource files\n";
3107} 3522}
3108 3523
3109sub init {
3110 reload_resources;
3111}
3112
3113sub reload_config { 3524sub reload_config {
3525 warn "reloading config file...\n";
3526
3114 open my $fh, "<:utf8", "$CONFDIR/config" 3527 open my $fh, "<:utf8", "$CONFDIR/config"
3115 or return; 3528 or return;
3116 3529
3117 local $/; 3530 local $/;
3118 *CFG = YAML::Syck::Load <$fh>; 3531 *CFG = YAML::XS::Load scalar <$fh>;
3119 3532
3120 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3533 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3121 3534
3122 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3535 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3536 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3124 3537
3125 if (exists $CFG{mlockall}) { 3538 if (exists $CFG{mlockall}) {
3127 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3540 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3128 and die "WARNING: m(un)lockall failed: $!\n"; 3541 and die "WARNING: m(un)lockall failed: $!\n";
3129 }; 3542 };
3130 warn $@ if $@; 3543 warn $@ if $@;
3131 } 3544 }
3545
3546 warn "finished reloading resource files\n";
3547}
3548
3549sub pidfile() {
3550 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3551 or die "$PIDFILE: $!";
3552 flock $fh, &Fcntl::LOCK_EX
3553 or die "$PIDFILE: flock: $!";
3554 $fh
3555}
3556
3557# make sure only one server instance is running at any one time
3558sub atomic {
3559 my $fh = pidfile;
3560
3561 my $pid = <$fh>;
3562 kill 9, $pid if $pid > 0;
3563
3564 seek $fh, 0, 0;
3565 print $fh $$;
3566}
3567
3568sub main_loop {
3569 warn "EV::loop starting\n";
3570 if (1) {
3571 EV::loop;
3572 }
3573 warn "EV::loop returned\n";
3574 goto &main_loop unless $REALLY_UNLOOP;
3132} 3575}
3133 3576
3134sub main { 3577sub main {
3578 cf::init_globals; # initialise logging
3579
3580 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3581 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3582 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3583 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3584
3585 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3586
3135 # we must not ever block the main coroutine 3587 # we must not ever block the main coroutine
3136 local $Coro::idle = sub { 3588 local $Coro::idle = sub {
3137 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3589 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138 (async { 3590 (async {
3139 Event::one_event; 3591 $Coro::current->{desc} = "IDLE BUG HANDLER";
3592 EV::loop EV::LOOP_ONESHOT;
3140 })->prio (Coro::PRIO_MAX); 3593 })->prio (Coro::PRIO_MAX);
3141 }; 3594 };
3142 3595
3596 evthread_start IO::AIO::poll_fileno;
3597
3598 cf::sync_job {
3599 cf::init_experience;
3600 cf::init_anim;
3601 cf::init_attackmess;
3602 cf::init_dynamic;
3603
3604 cf::load_settings;
3605 cf::load_materials;
3606
3607 reload_resources;
3143 reload_config; 3608 reload_config;
3144 db_init; 3609 db_init;
3610
3611 cf::init_uuid;
3612 cf::init_signals;
3613 cf::init_skills;
3614
3615 cf::init_beforeplay;
3616
3617 atomic;
3618
3145 load_extensions; 3619 load_extensions;
3146 3620
3147 $TICK_WATCHER->start; 3621 utime time, time, $RUNTIMEFILE;
3148 Event::loop; 3622
3623 # no (long-running) fork's whatsoever before this point(!)
3624 use POSIX ();
3625 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3626
3627 (pop @POST_INIT)->(0) while @POST_INIT;
3628 };
3629
3630 cf::object::thawer::errors_are_fatal 0;
3631 warn "parse errors in files are no longer fatal from this point on.\n";
3632
3633 main_loop;
3149} 3634}
3150 3635
3151############################################################################# 3636#############################################################################
3152# initialisation and cleanup 3637# initialisation and cleanup
3153 3638
3154# install some emergency cleanup handlers 3639# install some emergency cleanup handlers
3155BEGIN { 3640BEGIN {
3641 our %SIGWATCHER = ();
3156 for my $signal (qw(INT HUP TERM)) { 3642 for my $signal (qw(INT HUP TERM)) {
3157 Event->signal ( 3643 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3158 reentrant => 0,
3159 data => WF_AUTOCANCEL,
3160 signal => $signal,
3161 prio => 0,
3162 cb => sub {
3163 cf::cleanup "SIG$signal"; 3644 cf::cleanup "SIG$signal";
3164 },
3165 ); 3645 };
3166 } 3646 }
3167} 3647}
3168 3648
3169sub write_runtime { 3649sub write_runtime_sync {
3170 my $runtime = "$LOCALDIR/runtime"; 3650 my $t0 = AE::time;
3171 3651
3172 # first touch the runtime file to show we are still running: 3652 # first touch the runtime file to show we are still running:
3173 # the fsync below can take a very very long time. 3653 # the fsync below can take a very very long time.
3174 3654
3175 IO::AIO::aio_utime $runtime, undef, undef; 3655 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176 3656
3177 my $guard = cf::lock_acquire "write_runtime"; 3657 my $guard = cf::lock_acquire "write_runtime";
3178 3658
3179 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3659 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3180 or return; 3660 or return;
3181 3661
3182 my $value = $cf::RUNTIME + 90 + 10; 3662 my $value = $cf::RUNTIME + 90 + 10;
3183 # 10 is the runtime save interval, for a monotonic clock 3663 # 10 is the runtime save interval, for a monotonic clock
3184 # 60 allows for the watchdog to kill the server. 3664 # 60 allows for the watchdog to kill the server.
3194 aio_utime $fh, undef, undef; 3674 aio_utime $fh, undef, undef;
3195 3675
3196 close $fh 3676 close $fh
3197 or return; 3677 or return;
3198 3678
3199 aio_rename "$runtime~", $runtime 3679 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200 and return; 3680 and return;
3201 3681
3202 warn "runtime file written.\n"; 3682 warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3203 3683
3204 1 3684 1
3685}
3686
3687our $uuid_lock;
3688our $uuid_skip;
3689
3690sub write_uuid_sync($) {
3691 $uuid_skip ||= $_[0];
3692
3693 return if $uuid_lock;
3694 local $uuid_lock = 1;
3695
3696 my $uuid = "$LOCALDIR/uuid";
3697
3698 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3699 or return;
3700
3701 my $value = uuid_seq uuid_cur;
3702
3703 unless ($value) {
3704 warn "cowardly refusing to write zero uuid value!\n";
3705 return;
3706 }
3707
3708 my $value = uuid_str $value + $uuid_skip;
3709 $uuid_skip = 0;
3710
3711 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3712 and return;
3713
3714 # always fsync - this file is important
3715 aio_fsync $fh
3716 and return;
3717
3718 close $fh
3719 or return;
3720
3721 aio_rename "$uuid~", $uuid
3722 and return;
3723
3724 warn "uuid file written ($value).\n";
3725
3726 1
3727
3728}
3729
3730sub write_uuid($$) {
3731 my ($skip, $sync) = @_;
3732
3733 $sync ? write_uuid_sync $skip
3734 : async { write_uuid_sync $skip };
3205} 3735}
3206 3736
3207sub emergency_save() { 3737sub emergency_save() {
3208 my $freeze_guard = cf::freeze_mainloop; 3738 my $freeze_guard = cf::freeze_mainloop;
3209 3739
3210 warn "enter emergency perl save\n"; 3740 warn "emergency_perl_save: enter\n";
3211 3741
3212 cf::sync_job { 3742 cf::sync_job {
3743 # this is a trade-off: we want to be very quick here, so
3744 # save all maps without fsync, and later call a global sync
3745 # (which in turn might be very very slow)
3746 local $USE_FSYNC = 0;
3747
3213 # use a peculiar iteration method to avoid tripping on perl 3748 # use a peculiar iteration method to avoid tripping on perl
3214 # refcount bugs in for. also avoids problems with players 3749 # refcount bugs in for. also avoids problems with players
3215 # and maps saved/destroyed asynchronously. 3750 # and maps saved/destroyed asynchronously.
3216 warn "begin emergency player save\n"; 3751 warn "emergency_perl_save: begin player save\n";
3217 for my $login (keys %cf::PLAYER) { 3752 for my $login (keys %cf::PLAYER) {
3218 my $pl = $cf::PLAYER{$login} or next; 3753 my $pl = $cf::PLAYER{$login} or next;
3219 $pl->valid or next; 3754 $pl->valid or next;
3755 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220 $pl->save; 3756 $pl->save;
3221 } 3757 }
3222 warn "end emergency player save\n"; 3758 warn "emergency_perl_save: end player save\n";
3223 3759
3224 warn "begin emergency map save\n"; 3760 warn "emergency_perl_save: begin map save\n";
3225 for my $path (keys %cf::MAP) { 3761 for my $path (keys %cf::MAP) {
3226 my $map = $cf::MAP{$path} or next; 3762 my $map = $cf::MAP{$path} or next;
3227 $map->valid or next; 3763 $map->valid or next;
3228 $map->save; 3764 $map->save;
3229 } 3765 }
3230 warn "end emergency map save\n"; 3766 warn "emergency_perl_save: end map save\n";
3231 3767
3232 warn "begin emergency database checkpoint\n"; 3768 warn "emergency_perl_save: begin database checkpoint\n";
3233 BDB::db_env_txn_checkpoint $DB_ENV; 3769 BDB::db_env_txn_checkpoint $DB_ENV;
3234 warn "end emergency database checkpoint\n"; 3770 warn "emergency_perl_save: end database checkpoint\n";
3771
3772 warn "emergency_perl_save: begin write uuid\n";
3773 write_uuid_sync 1;
3774 warn "emergency_perl_save: end write uuid\n";
3235 }; 3775 };
3236 3776
3777 warn "emergency_perl_save: starting sync()\n";
3778 IO::AIO::aio_sync sub {
3779 warn "emergency_perl_save: finished sync()\n";
3780 };
3781
3237 warn "leave emergency perl save\n"; 3782 warn "emergency_perl_save: leave\n";
3238} 3783}
3239 3784
3240sub post_cleanup { 3785sub post_cleanup {
3241 my ($make_core) = @_; 3786 my ($make_core) = @_;
3242 3787
3243 warn Carp::longmess "post_cleanup backtrace" 3788 warn Carp::longmess "post_cleanup backtrace"
3244 if $make_core; 3789 if $make_core;
3790
3791 my $fh = pidfile;
3792 unlink $PIDFILE if <$fh> == $$;
3793}
3794
3795# a safer delete_package, copied from Symbol
3796sub clear_package($) {
3797 my $pkg = shift;
3798
3799 # expand to full symbol table name if needed
3800 unless ($pkg =~ /^main::.*::$/) {
3801 $pkg = "main$pkg" if $pkg =~ /^::/;
3802 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3803 $pkg .= '::' unless $pkg =~ /::$/;
3804 }
3805
3806 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3807 my $stem_symtab = *{$stem}{HASH};
3808
3809 defined $stem_symtab and exists $stem_symtab->{$leaf}
3810 or return;
3811
3812 # clear all symbols
3813 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3814 for my $name (keys %$leaf_symtab) {
3815 _gv_clear *{"$pkg$name"};
3816# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3817 }
3245} 3818}
3246 3819
3247sub do_reload_perl() { 3820sub do_reload_perl() {
3248 # can/must only be called in main 3821 # can/must only be called in main
3249 if ($Coro::current != $Coro::main) { 3822 if (in_main) {
3250 warn "can only reload from main coroutine"; 3823 warn "can only reload from main coroutine";
3251 return; 3824 return;
3252 } 3825 }
3253 3826
3827 return if $RELOAD++;
3828
3829 my $t1 = AE::time;
3830
3831 while ($RELOAD) {
3254 warn "reloading..."; 3832 warn "reloading...";
3255 3833
3256 warn "entering sync_job"; 3834 warn "entering sync_job";
3257 3835
3258 cf::sync_job { 3836 cf::sync_job {
3259 cf::write_runtime; # external watchdog should not bark 3837 cf::write_runtime_sync; # external watchdog should not bark
3260 cf::emergency_save; 3838 cf::emergency_save;
3261 cf::write_runtime; # external watchdog should not bark 3839 cf::write_runtime_sync; # external watchdog should not bark
3262 3840
3263 warn "syncing database to disk"; 3841 warn "syncing database to disk";
3264 BDB::db_env_txn_checkpoint $DB_ENV; 3842 BDB::db_env_txn_checkpoint $DB_ENV;
3265 3843
3266 # if anything goes wrong in here, we should simply crash as we already saved 3844 # if anything goes wrong in here, we should simply crash as we already saved
3267 3845
3268 warn "cancelling all WF_AUTOCANCEL watchers";
3269 for (Event::all_watchers) {
3270 $_->cancel if $_->data & WF_AUTOCANCEL;
3271 }
3272
3273 warn "flushing outstanding aio requests"; 3846 warn "flushing outstanding aio requests";
3274 for (;;) {
3275 BDB::flush;
3276 IO::AIO::flush;
3277 Coro::cede;
3278 last unless IO::AIO::nreqs || BDB::nreqs; 3847 while (IO::AIO::nreqs || BDB::nreqs) {
3279 warn "iterate..."; 3848 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280 }
3281
3282 ++$RELOAD;
3283
3284 warn "cancelling all extension coros";
3285 $_->cancel for values %EXT_CORO;
3286 %EXT_CORO = ();
3287
3288 warn "removing commands";
3289 %COMMAND = ();
3290
3291 warn "removing ext/exti commands";
3292 %EXTCMD = ();
3293 %EXTICMD = ();
3294
3295 warn "unloading/nuking all extensions";
3296 for my $pkg (@EXTS) {
3297 warn "... unloading $pkg";
3298
3299 if (my $cb = $pkg->can ("unload")) {
3300 eval {
3301 $cb->($pkg);
3302 1
3303 } or warn "$pkg unloaded, but with errors: $@";
3304 } 3849 }
3305 3850
3306 warn "... nuking $pkg"; 3851 warn "cancelling all extension coros";
3307 Symbol::delete_package $pkg; 3852 $_->cancel for values %EXT_CORO;
3308 } 3853 %EXT_CORO = ();
3309 3854
3310 warn "unloading all perl modules loaded from $LIBDIR"; 3855 warn "removing commands";
3311 while (my ($k, $v) = each %INC) { 3856 %COMMAND = ();
3312 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313 3857
3858 warn "removing ext/exti commands";
3859 %EXTCMD = ();
3860 %EXTICMD = ();
3861
3862 warn "unloading/nuking all extensions";
3863 for my $pkg (@EXTS) {
3314 warn "... unloading $k"; 3864 warn "... unloading $pkg";
3315 delete $INC{$k};
3316 3865
3317 $k =~ s/\.pm$//;
3318 $k =~ s/\//::/g;
3319
3320 if (my $cb = $k->can ("unload_module")) { 3866 if (my $cb = $pkg->can ("unload")) {
3867 eval {
3321 $cb->(); 3868 $cb->($pkg);
3869 1
3870 } or warn "$pkg unloaded, but with errors: $@";
3871 }
3872
3873 warn "... clearing $pkg";
3874 clear_package $pkg;
3322 } 3875 }
3323 3876
3324 Symbol::delete_package $k; 3877 warn "unloading all perl modules loaded from $LIBDIR";
3878 while (my ($k, $v) = each %INC) {
3879 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3880
3881 warn "... unloading $k";
3882 delete $INC{$k};
3883
3884 $k =~ s/\.pm$//;
3885 $k =~ s/\//::/g;
3886
3887 if (my $cb = $k->can ("unload_module")) {
3888 $cb->();
3889 }
3890
3891 clear_package $k;
3325 } 3892 }
3326 3893
3327 warn "getting rid of safe::, as good as possible"; 3894 warn "getting rid of safe::, as good as possible";
3328 Symbol::delete_package "safe::$_" 3895 clear_package "safe::$_"
3329 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3896 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330 3897
3331 warn "unloading cf.pm \"a bit\""; 3898 warn "unloading cf.pm \"a bit\"";
3332 delete $INC{"cf.pm"}; 3899 delete $INC{"cf.pm"};
3333 delete $INC{"cf/pod.pm"}; 3900 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3334 3901
3335 # don't, removes xs symbols, too, 3902 # don't, removes xs symbols, too,
3336 # and global variables created in xs 3903 # and global variables created in xs
3337 #Symbol::delete_package __PACKAGE__; 3904 #clear_package __PACKAGE__;
3338 3905
3339 warn "unload completed, starting to reload now"; 3906 warn "unload completed, starting to reload now";
3340 3907
3341 warn "reloading cf.pm"; 3908 warn "reloading cf.pm";
3342 require cf; 3909 require cf;
3343 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3910 cf::_connect_to_perl_1;
3344 3911
3345 warn "loading config and database again"; 3912 warn "loading config and database again";
3346 cf::reload_config; 3913 cf::reload_config;
3347 3914
3348 warn "loading extensions"; 3915 warn "loading extensions";
3349 cf::load_extensions; 3916 cf::load_extensions;
3350 3917
3918 if ($REATTACH_ON_RELOAD) {
3351 warn "reattaching attachments to objects/players"; 3919 warn "reattaching attachments to objects/players";
3352 _global_reattach; # objects, sockets 3920 _global_reattach; # objects, sockets
3353 warn "reattaching attachments to maps"; 3921 warn "reattaching attachments to maps";
3354 reattach $_ for values %MAP; 3922 reattach $_ for values %MAP;
3355 warn "reattaching attachments to players"; 3923 warn "reattaching attachments to players";
3356 reattach $_ for values %PLAYER; 3924 reattach $_ for values %PLAYER;
3925 }
3357 3926
3927 warn "running post_init jobs";
3928 (pop @POST_INIT)->(1) while @POST_INIT;
3929
3358 warn "leaving sync_job"; 3930 warn "leaving sync_job";
3359 3931
3360 1 3932 1
3361 } or do { 3933 } or do {
3362 warn $@; 3934 warn $@;
3363 warn "error while reloading, exiting."; 3935 cf::cleanup "error while reloading, exiting.";
3364 exit 1;
3365 }; 3936 };
3366 3937
3367 warn "reloaded"; 3938 warn "reloaded";
3939 --$RELOAD;
3940 }
3941
3942 $t1 = AE::time - $t1;
3943 warn "reload completed in ${t1}s\n";
3368}; 3944};
3369 3945
3370our $RELOAD_WATCHER; # used only during reload 3946our $RELOAD_WATCHER; # used only during reload
3371 3947
3372sub reload_perl() { 3948sub reload_perl() {
3373 # doing reload synchronously and two reloads happen back-to-back, 3949 # doing reload synchronously and two reloads happen back-to-back,
3374 # coro crashes during coro_state_free->destroy here. 3950 # coro crashes during coro_state_free->destroy here.
3375 3951
3376 $RELOAD_WATCHER ||= Event->timer ( 3952 $RELOAD_WATCHER ||= cf::async {
3377 reentrant => 0, 3953 Coro::AIO::aio_wait cache_extensions;
3378 after => 0, 3954
3379 data => WF_AUTOCANCEL, 3955 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3380 cb => sub {
3381 do_reload_perl; 3956 do_reload_perl;
3382 undef $RELOAD_WATCHER; 3957 undef $RELOAD_WATCHER;
3383 }, 3958 };
3384 ); 3959 };
3385} 3960}
3386 3961
3387register_command "reload" => sub { 3962register_command "reload" => sub {
3388 my ($who, $arg) = @_; 3963 my ($who, $arg) = @_;
3389 3964
3390 if ($who->flag (FLAG_WIZ)) { 3965 if ($who->flag (FLAG_WIZ)) {
3391 $who->message ("reloading server."); 3966 $who->message ("reloading server.");
3967 async {
3968 $Coro::current->{desc} = "perl_reload";
3392 async { reload_perl }; 3969 reload_perl;
3970 };
3393 } 3971 }
3394}; 3972};
3395 3973
3396unshift @INC, $LIBDIR; 3974unshift @INC, $LIBDIR;
3397 3975
3399 3977
3400our @WAIT_FOR_TICK; 3978our @WAIT_FOR_TICK;
3401our @WAIT_FOR_TICK_BEGIN; 3979our @WAIT_FOR_TICK_BEGIN;
3402 3980
3403sub wait_for_tick { 3981sub wait_for_tick {
3404 return unless $TICK_WATCHER->is_active;
3405 return if $Coro::current == $Coro::main; 3982 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3406 3983
3407 my $signal = new Coro::Signal; 3984 my $signal = new Coro::Signal;
3408 push @WAIT_FOR_TICK, $signal; 3985 push @WAIT_FOR_TICK, $signal;
3409 $signal->wait; 3986 $signal->wait;
3410} 3987}
3411 3988
3412sub wait_for_tick_begin { 3989sub wait_for_tick_begin {
3413 return unless $TICK_WATCHER->is_active;
3414 return if $Coro::current == $Coro::main; 3990 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3415 3991
3416 my $signal = new Coro::Signal; 3992 my $signal = new Coro::Signal;
3417 push @WAIT_FOR_TICK_BEGIN, $signal; 3993 push @WAIT_FOR_TICK_BEGIN, $signal;
3418 $signal->wait; 3994 $signal->wait;
3419} 3995}
3420 3996
3421 my $min = 1e6;#d# 3997sub tick {
3422 my $avg = 10;
3423$TICK_WATCHER = Event->timer (
3424 reentrant => 0,
3425 parked => 1,
3426 prio => 0,
3427 at => $NEXT_TICK || $TICK,
3428 data => WF_AUTOCANCEL,
3429 cb => sub {
3430 if ($Coro::current != $Coro::main) { 3998 if ($Coro::current != $Coro::main) {
3431 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3999 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432 unless ++$bug_warning > 10; 4000 unless ++$bug_warning > 10;
3433 return; 4001 return;
3434 } 4002 }
3435 4003
3436 $NOW = $tick_start = Event::time;
3437
3438 cf::server_tick; # one server iteration 4004 cf::server_tick; # one server iteration
3439 4005
3440 0 && sync_job {#d# 4006 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3441 for(1..10) {
3442 my $t = Event::time;
3443 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3444 or die;
3445 4007
3446 $map->width (50); 4008 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3447 $map->height (50); 4009 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3448 $map->alloc; 4010 Coro::async_pool {
3449 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work 4011 $Coro::current->{desc} = "runtime saver";
3450 my $t = Event::time - $t; 4012 write_runtime_sync
3451 4013 or warn "ERROR: unable to write runtime file: $!";
3452 #next unless $t < 0.0013;#d#
3453 if ($t < $min) {
3454 $min = $t;
3455 }
3456 $avg = $avg * 0.99 + $t * 0.01;
3457 }
3458 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459 exit 0;
3460 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461 }; 4014 };
4015 }
3462 4016
3463 $RUNTIME += $TICK;
3464 $NEXT_TICK += $TICK;
3465
3466 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467 $NEXT_RUNTIME_WRITE = $NOW + 10;
3468 Coro::async_pool {
3469 write_runtime
3470 or warn "ERROR: unable to write runtime file: $!";
3471 };
3472 }
3473
3474# my $AFTER = Event::time;
3475# warn $AFTER - $NOW;#d#
3476
3477 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4017 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478 $sig->send; 4018 $sig->send;
3479 } 4019 }
3480 while (my $sig = shift @WAIT_FOR_TICK) { 4020 while (my $sig = shift @WAIT_FOR_TICK) {
3481 $sig->send; 4021 $sig->send;
3482 } 4022 }
3483 4023
3484 $NOW = Event::time; 4024 $LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486 # if we are delayed by four ticks or more, skip them all
3487 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489 $TICK_WATCHER->at ($NEXT_TICK);
3490 $TICK_WATCHER->start;
3491
3492 $LOAD = ($NOW - $tick_start) / $TICK;
3493 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 4025 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494 4026
3495 _post_tick; 4027 if (0) {
3496 4028 if ($NEXT_TICK) {
3497 4029 my $jitter = $TICK_START - $NEXT_TICK;
4030 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
4031 warn "jitter $JITTER\n";#d#
4032 }
3498 }, 4033 }
3499); 4034}
3500 4035
3501{ 4036{
3502 BDB::max_poll_time $TICK * 0.1; 4037 # configure BDB
3503 $BDB_POLL_WATCHER = Event->io ( 4038
3504 reentrant => 0,
3505 fd => BDB::poll_fileno,
3506 poll => 'r',
3507 prio => 0,
3508 data => WF_AUTOCANCEL,
3509 cb => \&BDB::poll_cb,
3510 );
3511 BDB::min_parallel 8; 4039 BDB::min_parallel 16;
3512 4040 BDB::max_poll_reqs $TICK * 0.1;
3513 BDB::set_sync_prepare { 4041 $AnyEvent::BDB::WATCHER->priority (1);
3514 my $status;
3515 my $current = $Coro::current;
3516 (
3517 sub {
3518 $status = $!;
3519 $current->ready; undef $current;
3520 },
3521 sub {
3522 Coro::schedule while defined $current;
3523 $! = $status;
3524 },
3525 )
3526 };
3527 4042
3528 unless ($DB_ENV) { 4043 unless ($DB_ENV) {
3529 $DB_ENV = BDB::db_env_create; 4044 $DB_ENV = BDB::db_env_create;
4045 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4046 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4047 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
4048 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
4049 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530 4050
3531 cf::sync_job { 4051 cf::sync_job {
3532 eval { 4052 eval {
3533 BDB::db_env_open 4053 BDB::db_env_open
3534 $DB_ENV, 4054 $DB_ENV,
3536 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 4056 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 4057 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538 0666; 4058 0666;
3539 4059
3540 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 4060 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543 $DB_ENV->set_lk_detect;
3544 }; 4061 };
3545 4062
3546 cf::cleanup "db_env_open(db): $@" if $@; 4063 cf::cleanup "db_env_open(db): $@" if $@;
3547 }; 4064 };
3548 } 4065 }
4066
4067 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
4068 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
4069 };
4070 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
4071 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4072 };
4073 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4074 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4075 };
3549} 4076}
3550 4077
3551{ 4078{
4079 # configure IO::AIO
4080
3552 IO::AIO::min_parallel 8; 4081 IO::AIO::min_parallel 8;
3553
3554 undef $Coro::AIO::WATCHER;
3555 IO::AIO::max_poll_time $TICK * 0.1; 4082 IO::AIO::max_poll_time $TICK * 0.1;
3556 $AIO_POLL_WATCHER = Event->io ( 4083 undef $AnyEvent::AIO::WATCHER;
3557 reentrant => 0,
3558 data => WF_AUTOCANCEL,
3559 fd => IO::AIO::poll_fileno,
3560 poll => 'r',
3561 prio => 6,
3562 cb => \&IO::AIO::poll_cb,
3563 );
3564} 4084}
3565 4085
3566my $_log_backtrace; 4086my $_log_backtrace;
3567 4087
3568sub _log_backtrace { 4088sub _log_backtrace {
3571 $msg =~ s/\n//; 4091 $msg =~ s/\n//;
3572 4092
3573 # limit the # of concurrent backtraces 4093 # limit the # of concurrent backtraces
3574 if ($_log_backtrace < 2) { 4094 if ($_log_backtrace < 2) {
3575 ++$_log_backtrace; 4095 ++$_log_backtrace;
4096 my $perl_bt = Carp::longmess $msg;
3576 async { 4097 async {
4098 $Coro::current->{desc} = "abt $msg";
4099
3577 my @bt = fork_call { 4100 my @bt = fork_call {
3578 @addr = map { sprintf "%x", $_ } @addr; 4101 @addr = map { sprintf "%x", $_ } @addr;
3579 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4102 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4103 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581 or die "addr2line: $!"; 4104 or die "addr2line: $!";
3589 } 4112 }
3590 4113
3591 @funcs 4114 @funcs
3592 }; 4115 };
3593 4116
3594 LOG llevInfo, "[ABT] $msg\n"; 4117 LOG llevInfo, "[ABT] $perl_bt\n";
4118 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595 LOG llevInfo, "[ABT] $_\n" for @bt; 4119 LOG llevInfo, "[ABT] $_\n" for @bt;
3596 --$_log_backtrace; 4120 --$_log_backtrace;
3597 }; 4121 };
3598 } else { 4122 } else {
3599 LOG llevInfo, "[ABT] $msg\n"; 4123 LOG llevInfo, "[ABT] $msg\n";
3600 LOG llevInfo, "[ABT] [suppressed]\n"; 4124 LOG llevInfo, "[ABT] [suppressed]\n";
3601 } 4125 }
3602} 4126}
3603 4127
3604# load additional modules 4128# load additional modules
3605use cf::pod; 4129require "cf/$_.pm" for @EXTRA_MODULES;
4130cf::_connect_to_perl_2;
3606 4131
3607END { cf::emergency_save } 4132END { cf::emergency_save }
3608 4133
36091 41341
3610 4135

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