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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.492 by root, Mon Oct 26 01:22:34 2009 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify 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 ();
14 37
38use Guard ();
15use Coro 3.64 (); 39use Coro ();
16use Coro::State; 40use Coro::State;
17use Coro::Handle; 41use Coro::Handle;
42use Coro::EV;
18use Coro::Event; 43use Coro::AnyEvent;
19use Coro::Timer; 44use Coro::Timer;
20use Coro::Signal; 45use Coro::Signal;
21use Coro::Semaphore; 46use Coro::Semaphore;
47use Coro::SemaphoreSet;
48use Coro::AnyEvent;
22use Coro::AIO; 49use Coro::AIO;
50use Coro::BDB 1.6;
23use Coro::Storable; 51use Coro::Storable;
24use Coro::Util (); 52use Coro::Util ();
25 53
26use JSON::XS (); 54use JSON::XS 2.01 ();
27use BDB (); 55use BDB ();
28use Data::Dumper; 56use Data::Dumper;
29use Digest::MD5; 57use 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;
75 112
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 113our $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 114our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 115our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 116our $USE_FSYNC = 1; # use fsync to write maps - default on
83 117
118our $BDB_DEADLOCK_WATCHER;
119our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 120our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 121our $DB_ENV;
122
123our @EXTRA_MODULES = qw(pod match mapscript);
86 124
87our %CFG; 125our %CFG;
88 126
89our $UPTIME; $UPTIME ||= time; 127our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 128our $RUNTIME;
129our $NOW;
91 130
92our (%PLAYER, %PLAYER_LOADING); # all users 131our (%PLAYER, %PLAYER_LOADING); # all users
93our (%MAP, %MAP_LOADING ); # all maps 132our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 133our $LINK_MAP; # the special {link} map, which is always available
95 134
96# used to convert map paths into valid unix filenames by replacing / by ∕ 135# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 136our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 137
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 138our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 139our $LOADAVG; # same thing, but with alpha-smoothing
140our $JITTER; # average jitter
101our $tick_start; # for load detecting purposes 141our $TICK_START; # for load detecting purposes
142
143our @POST_INIT;
144
145our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
146our $REALLY_UNLOOP; # never set to true, please :)
102 147
103binmode STDOUT; 148binmode STDOUT;
104binmode STDERR; 149binmode STDERR;
105 150
106# read virtual server time, if available 151# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 152unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 153 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 154 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 155 $RUNTIME = <$fh> + 0.;
111} 156}
157
158eval "sub TICK() { $TICK } 1" or die;
112 159
113mkdir $_ 160mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 161 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115 162
116our $EMERGENCY_POSITION; 163our $EMERGENCY_POSITION;
117 164
118sub cf::map::normalise; 165sub cf::map::normalise;
166
167#############################################################################
168
169%REFLECT = ();
170for (@REFLECT) {
171 my $reflect = JSON::XS::decode_json $_;
172 $REFLECT{$reflect->{class}} = $reflect;
173}
174
175# this is decidedly evil
176$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119 177
120############################################################################# 178#############################################################################
121 179
122=head2 GLOBAL VARIABLES 180=head2 GLOBAL VARIABLES
123 181
159 217
160The raw value load value from the last tick. 218The raw value load value from the last tick.
161 219
162=item %cf::CFG 220=item %cf::CFG
163 221
164Configuration for the server, loaded from C</etc/crossfire/config>, or 222Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 223from wherever your confdir points to.
166 224
167=item cf::wait_for_tick, cf::wait_for_tick_begin 225=item cf::wait_for_tick, cf::wait_for_tick_begin
168 226
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 227These 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 228returns 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. 229per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172 230
173=item @cf::INVOKE_RESULTS 231=item @cf::INVOKE_RESULTS
174 232
175This array contains the results of the last C<invoke ()> call. When 233This 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 234C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177that call. 235that call.
178 236
237=item %cf::REFLECT
238
239Contains, for each (C++) class name, a hash reference with information
240about object members (methods, scalars, arrays and flags) and other
241metadata, which is useful for introspection.
242
179=back 243=back
180 244
181=cut 245=cut
182 246
183BEGIN { 247$Coro::State::WARNHOOK = sub {
184 *CORE::GLOBAL::warn = sub {
185 my $msg = join "", @_; 248 my $msg = join "", @_;
186 249
187 $msg .= "\n" 250 $msg .= "\n"
188 unless $msg =~ /\n$/; 251 unless $msg =~ /\n$/;
189 252
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 253 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 254
192 utf8::encode $msg;
193 LOG llevError, $msg; 255 LOG llevError, $msg;
194 }; 256};
195} 257
258$Coro::State::DIEHOOK = sub {
259 return unless $^S eq 0; # "eq", not "=="
260
261 warn Carp::longmess $_[0];
262
263 if ($Coro::current == $Coro::main) {#d#
264 warn "DIEHOOK called in main context, Coro bug?\n";#d#
265 return;#d#
266 }#d#
267
268 # kill coroutine otherwise
269 Coro::terminate
270};
196 271
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 272@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 273@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 274@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 275@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
207for my $pkg (qw( 282for my $pkg (qw(
208 cf::global cf::attachable 283 cf::global cf::attachable
209 cf::object cf::object::player 284 cf::object cf::object::player
210 cf::client cf::player 285 cf::client cf::player
211 cf::arch cf::living 286 cf::arch cf::living
287 cf::map cf::mapspace
212 cf::map cf::party cf::region 288 cf::party cf::region
213)) { 289)) {
214 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 290 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 291}
217 292
218$Event::DIED = sub { 293$EV::DIED = sub {
219 warn "error in event callback: @_"; 294 warn "error in event callback: @_";
220}; 295};
221 296
222############################################################################# 297#############################################################################
223 298
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 321 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 322 $d
248 } || "[unable to dump $_[0]: '$@']"; 323 } || "[unable to dump $_[0]: '$@']";
249} 324}
250 325
251=item $ref = cf::from_json $json 326=item $ref = cf::decode_json $json
252 327
253Converts a JSON string into the corresponding perl data structure. 328Converts a JSON string into the corresponding perl data structure.
254 329
255=item $json = cf::to_json $ref 330=item $json = cf::encode_json $ref
256 331
257Converts a perl data structure into its JSON representation. 332Converts a perl data structure into its JSON representation.
258 333
259=cut 334=cut
260 335
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 336our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 337
263sub to_json ($) { $json_coder->encode ($_[0]) } 338sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 339sub decode_json($) { $json_coder->decode ($_[0]) }
340
341=item cf::post_init { BLOCK }
342
343Execute the given codeblock, I<after> all extensions have been (re-)loaded,
344but I<before> the server starts ticking again.
345
346The cdoeblock will have a single boolean argument to indicate whether this
347is a reload or not.
348
349=cut
350
351sub post_init(&) {
352 push @POST_INIT, shift;
353}
265 354
266=item cf::lock_wait $string 355=item cf::lock_wait $string
267 356
268Wait until the given lock is available. See cf::lock_acquire. 357Wait until the given lock is available. See cf::lock_acquire.
269 358
270=item my $lock = cf::lock_acquire $string 359=item my $lock = cf::lock_acquire $string
271 360
272Wait until the given lock is available and then acquires it and returns 361Wait 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, 362a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 363for example when the coroutine gets canceled), the lock is automatically
275returned. 364returned.
276 365
277Locks are *not* recursive, locking from the same coro twice results in a 366Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro. 367deadlocked coro.
284 373
285Return true if the lock is currently active, i.e. somebody has locked it. 374Return true if the lock is currently active, i.e. somebody has locked it.
286 375
287=cut 376=cut
288 377
289our %LOCK; 378our $LOCKS = new Coro::SemaphoreSet;
290our %LOCKER;#d#
291 379
292sub lock_wait($) { 380sub lock_wait($) {
293 my ($key) = @_; 381 $LOCKS->wait ($_[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} }, $Coro::current;
303 Coro::schedule;
304 }
305} 382}
306 383
307sub lock_acquire($) { 384sub lock_acquire($) {
308 my ($key) = @_; 385 $LOCKS->guard ($_[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} 386}
322 387
323sub lock_active($) { 388sub lock_active($) {
324 my ($key) = @_; 389 $LOCKS->count ($_[0]) < 1
325
326 ! ! $LOCK{$key}
327} 390}
328 391
329sub freeze_mainloop { 392sub freeze_mainloop {
330 return unless $TICK_WATCHER->is_active; 393 tick_inhibit_inc;
331 394
332 my $guard = Coro::guard { 395 &Guard::guard (\&tick_inhibit_dec);
333 $TICK_WATCHER->start; 396}
334 }; 397
335 $TICK_WATCHER->stop; 398=item cf::periodic $interval, $cb
336 $guard 399
400Like EV::periodic, but randomly selects a starting point so that the actions
401get spread over timer.
402
403=cut
404
405sub periodic($$) {
406 my ($interval, $cb) = @_;
407
408 my $start = rand List::Util::min 180, $interval;
409
410 EV::periodic $start, $interval, 0, $cb
337} 411}
338 412
339=item cf::get_slot $time[, $priority[, $name]] 413=item cf::get_slot $time[, $priority[, $name]]
340 414
341Allocate $time seconds of blocking CPU time at priority C<$priority>: 415Allocate $time seconds of blocking CPU time at priority C<$priority>:
352our @SLOT_QUEUE; 426our @SLOT_QUEUE;
353our $SLOT_QUEUE; 427our $SLOT_QUEUE;
354 428
355$SLOT_QUEUE->cancel if $SLOT_QUEUE; 429$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356$SLOT_QUEUE = Coro::async { 430$SLOT_QUEUE = Coro::async {
431 $Coro::current->desc ("timeslot manager");
432
357 my $signal = new Coro::Signal; 433 my $signal = new Coro::Signal;
358 434
359 while () { 435 while () {
360 next_job: 436 next_job:
361 my $avail = cf::till_tick; 437 my $avail = cf::till_tick;
369 } 445 }
370 } 446 }
371 } 447 }
372 448
373 if (@SLOT_QUEUE) { 449 if (@SLOT_QUEUE) {
374 # we do not use wait_For_tick() as it returns immediately when tick is inactive 450 # we do not use wait_for_tick() as it returns immediately when tick is inactive
375 push @cf::WAIT_FOR_TICK, $signal; 451 push @cf::WAIT_FOR_TICK, $signal;
376 $signal->wait; 452 $signal->wait;
377 } else { 453 } else {
378 Coro::schedule; 454 Coro::schedule;
379 } 455 }
380 } 456 }
381}; 457};
382 458
383sub get_slot($;$$) { 459sub get_slot($;$$) {
460 return if tick_inhibit || $Coro::current == $Coro::main;
461
384 my ($time, $pri, $name) = @_; 462 my ($time, $pri, $name) = @_;
385 463
386 $time = $TICK * .6 if $time > $TICK * .6; 464 $time = $TICK * .6 if $time > $TICK * .6;
387 my $sig = new Coro::Signal; 465 my $sig = new Coro::Signal;
388 466
402 480
403BEGIN { *async = \&Coro::async_pool } 481BEGIN { *async = \&Coro::async_pool }
404 482
405=item cf::sync_job { BLOCK } 483=item cf::sync_job { BLOCK }
406 484
407The design of Crossfire TRT requires that the main coroutine ($Coro::main) 485The design of Deliantra requires that the main coroutine ($Coro::main)
408is always able to handle events or runnable, as Crossfire TRT is only 486is 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 487partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410acceptable. 488acceptable.
411 489
412If it must be done, put the blocking parts into C<sync_job>. This will run 490If 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 491the given BLOCK in another coroutine while waiting for the result. The
418 496
419sub sync_job(&) { 497sub sync_job(&) {
420 my ($job) = @_; 498 my ($job) = @_;
421 499
422 if ($Coro::current == $Coro::main) { 500 if ($Coro::current == $Coro::main) {
423 my $time = Event::time; 501 my $time = EV::time;
424 502
425 # this is the main coro, too bad, we have to block 503 # this is the main coro, too bad, we have to block
426 # till the operation succeeds, freezing the server :/ 504 # till the operation succeeds, freezing the server :/
427 505
428 # TODO: use suspend/resume instead 506 LOG llevError, Carp::longmess "sync job";#d#
429 # (but this is cancel-safe) 507
430 my $freeze_guard = freeze_mainloop; 508 my $freeze_guard = freeze_mainloop;
431 509
432 my $busy = 1; 510 my $busy = 1;
433 my @res; 511 my @res;
434 512
435 (async { 513 (async {
514 $Coro::current->desc ("sync job coro");
436 @res = eval { $job->() }; 515 @res = eval { $job->() };
437 warn $@ if $@; 516 warn $@ if $@;
438 undef $busy; 517 undef $busy;
439 })->prio (Coro::PRIO_MAX); 518 })->prio (Coro::PRIO_MAX);
440 519
441 while ($busy) { 520 while ($busy) {
442 Coro::cede or Event::one_event; 521 if (Coro::nready) {
522 Coro::cede_notself;
523 } else {
524 EV::loop EV::LOOP_ONESHOT;
443 } 525 }
526 }
444 527
445 $time = Event::time - $time; 528 my $time = EV::time - $time;
446 529
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 530 $TICK_START += $time; # do not account sync jobs to server load
451 531
452 wantarray ? @res : $res[0] 532 wantarray ? @res : $res[0]
453 } else { 533 } else {
454 # we are in another coroutine, how wonderful, everything just works 534 # we are in another coroutine, how wonderful, everything just works
455 535
480=item fork_call { }, $args 560=item fork_call { }, $args
481 561
482Executes the given code block with the given arguments in a seperate 562Executes the given code block with the given arguments in a seperate
483process, returning the results. Everything must be serialisable with 563process, returning the results. Everything must be serialisable with
484Coro::Storable. May, of course, block. Note that the executed sub may 564Coro::Storable. May, of course, block. Note that the executed sub may
485never block itself or use any form of Event handling. 565never block itself or use any form of event handling.
486 566
487=cut 567=cut
488 568
489sub fork_call(&@) { 569sub fork_call(&@) {
490 my ($cb, @args) = @_; 570 my ($cb, @args) = @_;
499 }, @args; 579 }, @args;
500 580
501 wantarray ? @res : $res[-1] 581 wantarray ? @res : $res[-1]
502} 582}
503 583
584=item $coin = coin_from_name $name
585
586=cut
587
588our %coin_alias = (
589 "silver" => "silvercoin",
590 "silvercoin" => "silvercoin",
591 "silvercoins" => "silvercoin",
592 "gold" => "goldcoin",
593 "goldcoin" => "goldcoin",
594 "goldcoins" => "goldcoin",
595 "platinum" => "platinacoin",
596 "platinumcoin" => "platinacoin",
597 "platinumcoins" => "platinacoin",
598 "platina" => "platinacoin",
599 "platinacoin" => "platinacoin",
600 "platinacoins" => "platinacoin",
601 "royalty" => "royalty",
602 "royalties" => "royalty",
603);
604
605sub coin_from_name($) {
606 $coin_alias{$_[0]}
607 ? cf::arch::find $coin_alias{$_[0]}
608 : undef
609}
610
504=item $value = cf::db_get $family => $key 611=item $value = cf::db_get $family => $key
505 612
506Returns a single value from the environment database. 613Returns a single value from the environment database.
507 614
508=item cf::db_put $family => $key => $value 615=item cf::db_put $family => $key => $value
509 616
510Stores the given C<$value> in the family. It can currently store binary 617Stores 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). 618data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512 619
620=item $db = cf::db_table "name"
621
622Create and/or open a new database table. The string must not be "db" and must be unique
623within each server.
624
513=cut 625=cut
626
627sub db_table($) {
628 my ($name) = @_;
629 my $db = BDB::db_create $DB_ENV;
630
631 eval {
632 $db->set_flags (BDB::CHKSUM);
633
634 utf8::encode $name;
635 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
636 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
637 cf::cleanup "db_open(db): $!" if $!;
638 };
639 cf::cleanup "db_open(db): $@" if $@;
640
641 $db
642}
514 643
515our $DB; 644our $DB;
516 645
517sub db_init { 646sub db_init {
518 unless ($DB) {
519 $DB = BDB::db_create $DB_ENV;
520
521 cf::sync_job { 647 cf::sync_job {
522 eval { 648 $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 } 649 };
532} 650}
533 651
534sub db_get($$) { 652sub db_get($$) {
535 my $key = "$_[0]/$_[1]"; 653 my $key = "$_[0]/$_[1]";
536 654
634 752
635############################################################################# 753#############################################################################
636 754
637=head2 ATTACHABLE OBJECTS 755=head2 ATTACHABLE OBJECTS
638 756
639Many objects in crossfire are so-called attachable objects. That means you can 757Many objects in deliantra are so-called attachable objects. That means you can
640attach callbacks/event handlers (a collection of which is called an "attachment") 758attach callbacks/event handlers (a collection of which is called an "attachment")
641to it. All such attachable objects support the following methods. 759to it. All such attachable objects support the following methods.
642 760
643In the following description, CLASS can be any of C<global>, C<object> 761In 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 762C<player>, C<client> or C<map> (i.e. the attachable objects in
645Crossfire TRT). 763Deliantra).
646 764
647=over 4 765=over 4
648 766
649=item $attachable->attach ($attachment, key => $value...) 767=item $attachable->attach ($attachment, key => $value...)
650 768
694=item cf::CLASS::attachment $name, ... 812=item cf::CLASS::attachment $name, ...
695 813
696Register an attachment by C<$name> through which attachable objects of the 814Register an attachment by C<$name> through which attachable objects of the
697given CLASS can refer to this attachment. 815given CLASS can refer to this attachment.
698 816
699Some classes such as crossfire maps and objects can specify attachments 817Some classes such as deliantra maps and objects can specify attachments
700that are attached at load/instantiate time, thus the need for a name. 818that are attached at load/instantiate time, thus the need for a name.
701 819
702These calls expect any number of the following handler/hook descriptions: 820These calls expect any number of the following handler/hook descriptions:
703 821
704=over 4 822=over 4
932 } 1050 }
933 1051
934 0 1052 0
935} 1053}
936 1054
937=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1055=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938 1056
939=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1057=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940 1058
941Generate an object-specific event with the given arguments. 1059Generate an object-specific event with the given arguments.
942 1060
948 1066
949=cut 1067=cut
950 1068
951############################################################################# 1069#############################################################################
952# object support 1070# object support
953#
954 1071
1072sub _object_equal($$);
1073sub _object_equal($$) {
1074 my ($a, $b) = @_;
1075
1076 return 0 unless (ref $a) eq (ref $b);
1077
1078 if ("HASH" eq ref $a) {
1079 my @ka = keys %$a;
1080 my @kb = keys %$b;
1081
1082 return 0 if @ka != @kb;
1083
1084 for (0 .. $#ka) {
1085 return 0 unless $ka[$_] eq $kb[$_];
1086 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1087 }
1088
1089 } elsif ("ARRAY" eq ref $a) {
1090
1091 return 0 if @$a != @$b;
1092
1093 for (0 .. $#$a) {
1094 return 0 unless _object_equal $a->[$_], $b->[$_];
1095 }
1096
1097 } elsif ($a ne $b) {
1098 return 0;
1099 }
1100
1101 1
1102}
1103
1104our $SLOW_MERGES;#d#
955sub _can_merge { 1105sub _can_merge {
956 my ($ob1, $ob2) = @_; 1106 my ($ob1, $ob2) = @_;
957 1107
958 local $Storable::canonical = 1; 1108 ++$SLOW_MERGES;#d#
959 my $fob1 = Storable::freeze $ob1;
960 my $fob2 = Storable::freeze $ob2;
961 1109
962 $fob1 eq $fob2 1110 # we do the slow way here
1111 return _object_equal $ob1, $ob2
963} 1112}
964 1113
965sub reattach { 1114sub reattach {
966 # basically do the same as instantiate, without calling instantiate 1115 # basically do the same as instantiate, without calling instantiate
967 my ($obj) = @_; 1116 my ($obj) = @_;
968 1117
1118 # no longer needed after getting rid of delete_package?
969 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1119 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970 1120
971 my $registry = $obj->registry; 1121 my $registry = $obj->registry;
972 1122
973 @$registry = (); 1123 @$registry = ();
974 1124
989cf::attachable->attach ( 1139cf::attachable->attach (
990 prio => -1000000, 1140 prio => -1000000,
991 on_instantiate => sub { 1141 on_instantiate => sub {
992 my ($obj, $data) = @_; 1142 my ($obj, $data) = @_;
993 1143
994 $data = from_json $data; 1144 $data = decode_json $data;
995 1145
996 for (@$data) { 1146 for (@$data) {
997 my ($name, $args) = @$_; 1147 my ($name, $args) = @$_;
998 1148
999 $obj->attach ($name, %{$args || {} }); 1149 $obj->attach ($name, %{$args || {} });
1013); 1163);
1014 1164
1015sub object_freezer_save { 1165sub object_freezer_save {
1016 my ($filename, $rdata, $objs) = @_; 1166 my ($filename, $rdata, $objs) = @_;
1017 1167
1018 my $guard = cf::lock_acquire "io";
1019
1020 sync_job { 1168 sync_job {
1021 if (length $$rdata) { 1169 if (length $$rdata) {
1170 utf8::decode (my $decname = $filename);
1022 warn sprintf "saving %s (%d,%d)\n", 1171 warn sprintf "saving %s (%d,%d)\n",
1023 $filename, length $$rdata, scalar @$objs; 1172 $decname, length $$rdata, scalar @$objs;
1024 1173
1025 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1174 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026 chmod SAVE_MODE, $fh; 1175 aio_chmod $fh, SAVE_MODE;
1027 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1176 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028 aio_fsync $fh if $cf::USE_FSYNC; 1177 if ($cf::USE_FSYNC) {
1178 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;
1179 aio_fsync $fh;
1180 }
1029 close $fh; 1181 aio_close $fh;
1030 1182
1031 if (@$objs) { 1183 if (@$objs) {
1032 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1184 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033 chmod SAVE_MODE, $fh; 1185 aio_chmod $fh, SAVE_MODE;
1034 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1186 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035 aio_write $fh, 0, (length $data), $data, 0; 1187 aio_write $fh, 0, (length $data), $data, 0;
1036 aio_fsync $fh if $cf::USE_FSYNC; 1188 if ($cf::USE_FSYNC) {
1189 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;
1190 aio_fsync $fh;
1191 }
1037 close $fh; 1192 aio_close $fh;
1038 aio_rename "$filename.pst~", "$filename.pst"; 1193 aio_rename "$filename.pst~", "$filename.pst";
1039 } 1194 }
1040 } else { 1195 } else {
1041 aio_unlink "$filename.pst"; 1196 aio_unlink "$filename.pst";
1042 } 1197 }
1043 1198
1044 aio_rename "$filename~", $filename; 1199 aio_rename "$filename~", $filename;
1200
1201 $filename =~ s%/[^/]+$%%;
1202 aio_pathsync $filename if $cf::USE_FSYNC;
1045 } else { 1203 } else {
1046 warn "FATAL: $filename~: $!\n"; 1204 warn "unable to save objects: $filename~: $!\n";
1047 } 1205 }
1048 } else { 1206 } else {
1049 aio_unlink $filename; 1207 aio_unlink $filename;
1050 aio_unlink "$filename.pst"; 1208 aio_unlink "$filename.pst";
1051 } 1209 }
1052 }; 1210 };
1053
1054 undef $guard;
1055} 1211}
1056 1212
1057sub object_freezer_as_string { 1213sub object_freezer_as_string {
1058 my ($rdata, $objs) = @_; 1214 my ($rdata, $objs) = @_;
1059 1215
1064 1220
1065sub object_thawer_load { 1221sub object_thawer_load {
1066 my ($filename) = @_; 1222 my ($filename) = @_;
1067 1223
1068 my ($data, $av); 1224 my ($data, $av);
1069
1070 my $guard = cf::lock_acquire "io";
1071 1225
1072 (aio_load $filename, $data) >= 0 1226 (aio_load $filename, $data) >= 0
1073 or return; 1227 or return;
1074 1228
1075 unless (aio_stat "$filename.pst") { 1229 unless (aio_stat "$filename.pst") {
1076 (aio_load "$filename.pst", $av) >= 0 1230 (aio_load "$filename.pst", $av) >= 0
1077 or return; 1231 or return;
1078 1232
1079 undef $guard;
1080 $av = eval { (Storable::thaw $av)->{objs} }; 1233 my $st = eval { Coro::Storable::thaw $av };
1234 $av = $st->{objs};
1081 } 1235 }
1082 1236
1237 utf8::decode (my $decname = $filename);
1083 warn sprintf "loading %s (%d)\n", 1238 warn sprintf "loading %s (%d,%d)\n",
1084 $filename, length $data, scalar @{$av || []}; 1239 $decname, length $data, scalar @{$av || []};
1085 1240
1086 ($data, $av) 1241 ($data, $av)
1087} 1242}
1088 1243
1089=head2 COMMAND CALLBACKS 1244=head2 COMMAND CALLBACKS
1145 my ($name, $cb) = @_; 1300 my ($name, $cb) = @_;
1146 1301
1147 $EXTICMD{$name} = $cb; 1302 $EXTICMD{$name} = $cb;
1148} 1303}
1149 1304
1305use File::Glob ();
1306
1150cf::player->attach ( 1307cf::player->attach (
1151 on_command => sub { 1308 on_command => sub {
1152 my ($pl, $name, $params) = @_; 1309 my ($pl, $name, $params) = @_;
1153 1310
1154 my $cb = $COMMAND{$name} 1311 my $cb = $COMMAND{$name}
1186 1343
1187 cf::override; 1344 cf::override;
1188 }, 1345 },
1189); 1346);
1190 1347
1348# "readahead" all extensions
1349sub cache_extensions {
1350 my $grp = IO::AIO::aio_group;
1351
1352 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1353 for (grep /\.ext$/, @{$_[0]}) {
1354 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1355 }
1356 };
1357
1358 $grp
1359}
1360
1191sub load_extensions { 1361sub load_extensions {
1192 cf::sync_job { 1362 cf::sync_job {
1193 my %todo; 1363 my %todo;
1194 1364
1195 for my $path (<$LIBDIR/*.ext>) { 1365 for my $path (<$LIBDIR/*.ext>) {
1214 1384
1215 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1385 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1386 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217 1387
1218 $ext{source} = 1388 $ext{source} =
1219 "package $pkg; use strict; use utf8;\n" 1389 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220 . "#line 1 \"$path\"\n{\n" 1390 . "#line 1 \"$path\"\n{\n"
1221 . $source 1391 . $source
1222 . "\n};\n1"; 1392 . "\n};\n1";
1223 1393
1224 $todo{$base} = \%ext; 1394 $todo{$base} = \%ext;
1240 my $msg = $@ ? "$v->{path}: $@\n" 1410 my $msg = $@ ? "$v->{path}: $@\n"
1241 : "$v->{base}: extension inactive.\n"; 1411 : "$v->{base}: extension inactive.\n";
1242 1412
1243 if (exists $v->{meta}{mandatory}) { 1413 if (exists $v->{meta}{mandatory}) {
1244 warn $msg; 1414 warn $msg;
1245 warn "mandatory extension failed to load, exiting.\n"; 1415 cf::cleanup "mandatory extension failed to load, exiting.";
1246 exit 1;
1247 } 1416 }
1248 1417
1249 warn $msg; 1418 warn $msg;
1250 } 1419 }
1251 1420
1265 1434
1266=back 1435=back
1267 1436
1268=head2 CORE EXTENSIONS 1437=head2 CORE EXTENSIONS
1269 1438
1270Functions and methods that extend core crossfire objects. 1439Functions and methods that extend core deliantra objects.
1271 1440
1272=cut 1441=cut
1273 1442
1274package cf::player; 1443package cf::player;
1275 1444
1276use Coro::AIO; 1445use Coro::AIO;
1277 1446
1278=head3 cf::player 1447=head3 cf::player
1279 1448
1280=over 4 1449=over 4
1450
1451=item cf::player::num_playing
1452
1453Returns the official number of playing players, as per the Crossfire metaserver rules.
1454
1455=cut
1456
1457sub num_playing {
1458 scalar grep
1459 $_->ob->map
1460 && !$_->hidden
1461 && !$_->ob->flag (cf::FLAG_WIZ),
1462 cf::player::list
1463}
1281 1464
1282=item cf::player::find $login 1465=item cf::player::find $login
1283 1466
1284Returns the given player object, loading it if necessary (might block). 1467Returns the given player object, loading it if necessary (might block).
1285 1468
1304 1487
1305sub exists($) { 1488sub exists($) {
1306 my ($login) = @_; 1489 my ($login) = @_;
1307 1490
1308 $cf::PLAYER{$login} 1491 $cf::PLAYER{$login}
1309 or cf::sync_job { !aio_stat path $login } 1492 or !aio_stat path $login
1310} 1493}
1311 1494
1312sub find($) { 1495sub find($) {
1313 return $cf::PLAYER{$_[0]} || do { 1496 return $cf::PLAYER{$_[0]} || do {
1314 my $login = $_[0]; 1497 my $login = $_[0];
1324 aio_unlink +(playerdir $login) . "/$login.pl"; 1507 aio_unlink +(playerdir $login) . "/$login.pl";
1325 1508
1326 my $f = new_from_file cf::object::thawer path $login 1509 my $f = new_from_file cf::object::thawer path $login
1327 or return; 1510 or return;
1328 1511
1329 $f->next;
1330 my $pl = cf::player::load_pl $f 1512 my $pl = cf::player::load_pl $f
1331 or return; 1513 or return;
1514
1332 local $cf::PLAYER_LOADING{$login} = $pl; 1515 local $cf::PLAYER_LOADING{$login} = $pl;
1333 $f->resolve_delayed_derefs; 1516 $f->resolve_delayed_derefs;
1334 $cf::PLAYER{$login} = $pl 1517 $cf::PLAYER{$login} = $pl
1335 } 1518 }
1336 } 1519 }
1346 1529
1347 return if $pl->{deny_save}; 1530 return if $pl->{deny_save};
1348 1531
1349 aio_mkdir playerdir $pl, 0770; 1532 aio_mkdir playerdir $pl, 0770;
1350 $pl->{last_save} = $cf::RUNTIME; 1533 $pl->{last_save} = $cf::RUNTIME;
1534
1535 cf::get_slot 0.01;
1351 1536
1352 $pl->save_pl ($path); 1537 $pl->save_pl ($path);
1353 cf::cede_to_tick; 1538 cf::cede_to_tick;
1354} 1539}
1355 1540
1387 my ($pl) = @_; 1572 my ($pl) = @_;
1388 1573
1389 my $name = $pl->ob->name; 1574 my $name = $pl->ob->name;
1390 1575
1391 $pl->{deny_save} = 1; 1576 $pl->{deny_save} = 1;
1392 $pl->password ("*"); # this should lock out the player until we nuked the dir 1577 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1393 1578
1394 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1579 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395 $pl->deactivate; 1580 $pl->deactivate;
1581 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1582 $pl->ob->check_score;
1396 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1583 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1397 $pl->ns->destroy if $pl->ns; 1584 $pl->ns->destroy if $pl->ns;
1398 1585
1399 my $path = playerdir $pl; 1586 my $path = playerdir $pl;
1400 my $temp = "$path~$cf::RUNTIME~deleting~"; 1587 my $temp = "$path~$cf::RUNTIME~deleting~";
1439 1626
1440 for my $login (@$dirs) { 1627 for my $login (@$dirs) {
1441 my $path = path $login; 1628 my $path = path $login;
1442 1629
1443 # a .pst is a dead give-away for a valid player 1630 # a .pst is a dead give-away for a valid player
1444 unless (-e "$path.pst") { 1631 # if no pst file found, open and chekc for blocked users
1632 if (aio_stat "$path.pst") {
1445 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1633 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446 aio_read $fh, 0, 512, my $buf, 0 or next; 1634 aio_read $fh, 0, 512, my $buf, 0 or next;
1447 $buf !~ /^password -------------$/m or next; # official not-valid tag 1635 $buf !~ /^password -------------$/m or next; # official not-valid tag
1448 } 1636 }
1449 1637
1480 } 1668 }
1481 1669
1482 \@paths 1670 \@paths
1483} 1671}
1484 1672
1485=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1673=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486 1674
1487Expand crossfire pod fragments into protocol xml. 1675Expand 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 1676
1536=item $player->ext_reply ($msgid, @msg) 1677=item $player->ext_reply ($msgid, @msg)
1537 1678
1538Sends an ext reply to the player. 1679Sends an ext reply to the player.
1539 1680
1606our $MAX_RESET = 3600; 1747our $MAX_RESET = 3600;
1607our $DEFAULT_RESET = 3000; 1748our $DEFAULT_RESET = 3000;
1608 1749
1609sub generate_random_map { 1750sub generate_random_map {
1610 my ($self, $rmp) = @_; 1751 my ($self, $rmp) = @_;
1752
1753 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1754
1611 # mit "rum" bekleckern, nicht 1755 # mit "rum" bekleckern, nicht
1612 $self->_create_random_map ( 1756 $self->_create_random_map (
1613 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1757 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1758 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1759 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737 1881
1738# the temporary/swap location 1882# the temporary/swap location
1739sub save_path { 1883sub save_path {
1740 my ($self) = @_; 1884 my ($self) = @_;
1741 1885
1742 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1886 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743 "$TMPDIR/$path.map" 1887 "$TMPDIR/$path.map"
1744} 1888}
1745 1889
1746# the unique path, undef == no special unique path 1890# the unique path, undef == no special unique path
1747sub uniq_path { 1891sub uniq_path {
1748 my ($self) = @_; 1892 my ($self) = @_;
1749 1893
1750 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1894 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751 "$UNIQUEDIR/$path" 1895 "$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} 1896}
1762 1897
1763sub decay_objects { 1898sub decay_objects {
1764 my ($self) = @_; 1899 my ($self) = @_;
1765 1900
1849sub find { 1984sub find {
1850 my ($path, $origin) = @_; 1985 my ($path, $origin) = @_;
1851 1986
1852 $path = normalise $path, $origin && $origin->path; 1987 $path = normalise $path, $origin && $origin->path;
1853 1988
1854 cf::lock_wait "map_data:$path";#d#remove 1989 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855 cf::lock_wait "map_find:$path"; 1990 my $guard2 = cf::lock_acquire "map_find:$path";
1856 1991
1857 $cf::MAP{$path} || do { 1992 $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 1993 my $map = new_from_path cf::map $path
1862 or return; 1994 or return;
1863 1995
1864 $map->{last_save} = $cf::RUNTIME; 1996 $map->{last_save} = $cf::RUNTIME;
1865 1997
1867 or return; 1999 or return;
1868 2000
1869 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2001 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870 # doing this can freeze the server in a sync job, obviously 2002 # doing this can freeze the server in a sync job, obviously
1871 #$cf::WAIT_FOR_TICK->wait; 2003 #$cf::WAIT_FOR_TICK->wait;
2004 undef $guard2;
1872 undef $guard1; 2005 undef $guard1;
1873 undef $guard2;
1874 $map->reset; 2006 $map->reset;
1875 return find $path; 2007 return find $path;
1876 } 2008 }
1877 2009
1878 $cf::MAP{$path} = $map 2010 $cf::MAP{$path} = $map
1891 2023
1892 { 2024 {
1893 my $guard = cf::lock_acquire "map_data:$path"; 2025 my $guard = cf::lock_acquire "map_data:$path";
1894 2026
1895 return unless $self->valid; 2027 return unless $self->valid;
1896 return if $self->in_memory != cf::MAP_SWAPPED; 2028 return unless $self->in_memory == cf::MAP_SWAPPED;
1897 2029
1898 $self->in_memory (cf::MAP_LOADING); 2030 $self->in_memory (cf::MAP_LOADING);
1899 2031
1900 $self->alloc; 2032 $self->alloc;
1901 2033
1905 my $f = new_from_file cf::object::thawer $self->{load_path}; 2037 my $f = new_from_file cf::object::thawer $self->{load_path};
1906 $f->skip_block; 2038 $f->skip_block;
1907 $self->_load_objects ($f) 2039 $self->_load_objects ($f)
1908 or return; 2040 or return;
1909 2041
1910 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2042 $self->post_load_original
1911 if delete $self->{load_original}; 2043 if delete $self->{load_original};
1912 2044
1913 if (my $uniq = $self->uniq_path) { 2045 if (my $uniq = $self->uniq_path) {
1914 utf8::encode $uniq; 2046 utf8::encode $uniq;
1915 unless (aio_stat $uniq) { 2047 unless (aio_stat $uniq) {
1933 unless ($self->{deny_activate}) { 2065 unless ($self->{deny_activate}) {
1934 $self->decay_objects; 2066 $self->decay_objects;
1935 $self->fix_auto_apply; 2067 $self->fix_auto_apply;
1936 $self->update_buttons; 2068 $self->update_buttons;
1937 cf::cede_to_tick; 2069 cf::cede_to_tick;
1938 $self->set_darkness_map;
1939 cf::cede_to_tick;
1940 $self->activate; 2070 $self->activate;
1941 } 2071 }
1942 2072
1943 $self->{last_save} = $cf::RUNTIME; 2073 $self->{last_save} = $cf::RUNTIME;
1944 $self->last_access ($cf::RUNTIME); 2074 $self->last_access ($cf::RUNTIME);
1945 2075
1946 $self->in_memory (cf::MAP_IN_MEMORY); 2076 $self->in_memory (cf::MAP_ACTIVE);
1947 } 2077 }
1948 2078
1949 $self->post_load; 2079 $self->post_load;
1950} 2080}
1951 2081
2009 my ($path, $origin, $load) = @_; 2139 my ($path, $origin, $load) = @_;
2010 2140
2011 $path = normalise $path, $origin && $origin->{path}; 2141 $path = normalise $path, $origin && $origin->{path};
2012 2142
2013 if (my $map = $cf::MAP{$path}) { 2143 if (my $map = $cf::MAP{$path}) {
2014 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2144 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015 } 2145 }
2016 2146
2017 $MAP_PREFETCH{$path} |= $load; 2147 $MAP_PREFETCH{$path} |= $load;
2018 2148
2019 $MAP_PREFETCHER ||= cf::async { 2149 $MAP_PREFETCHER ||= cf::async {
2150 $Coro::current->{desc} = "map prefetcher";
2151
2020 while (%MAP_PREFETCH) { 2152 while (%MAP_PREFETCH) {
2021 while (my ($k, $v) = each %MAP_PREFETCH) { 2153 while (my ($k, $v) = each %MAP_PREFETCH) {
2022 if (my $map = find $k) { 2154 if (my $map = find $k) {
2023 $map->load if $v; 2155 $map->load if $v;
2024 } 2156 }
2050 return if $self->{deny_save}; 2182 return if $self->{deny_save};
2051 2183
2052 local $self->{last_access} = $self->last_access;#d# 2184 local $self->{last_access} = $self->last_access;#d#
2053 2185
2054 cf::async { 2186 cf::async {
2187 $Coro::current->{desc} = "map player save";
2055 $_->contr->save for $self->players; 2188 $_->contr->save for $self->players;
2056 }; 2189 };
2190
2191 cf::get_slot 0.02;
2057 2192
2058 if ($uniq) { 2193 if ($uniq) {
2059 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2194 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2195 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2061 } else { 2196 } else {
2070 $self->save; 2205 $self->save;
2071 2206
2072 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2207 my $lock = cf::lock_acquire "map_data:$self->{path}";
2073 2208
2074 return if $self->players; 2209 return if $self->players;
2075 return if $self->in_memory != cf::MAP_IN_MEMORY; 2210 return if $self->in_memory != cf::MAP_ACTIVE;
2076 return if $self->{deny_save}; 2211 return if $self->{deny_save};
2077 2212
2078 $self->in_memory (cf::MAP_SWAPPED); 2213 $self->in_memory (cf::MAP_SWAPPED);
2079 2214
2080 $self->deactivate; 2215 $self->deactivate;
2105 2240
2106 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2241 my $lock = cf::lock_acquire "map_data:$self->{path}";
2107 2242
2108 return if $self->players; 2243 return if $self->players;
2109 2244
2110 warn "resetting map ", $self->path; 2245 warn "resetting map ", $self->path, "\n";
2111 2246
2112 $self->in_memory (cf::MAP_SWAPPED); 2247 $self->in_memory (cf::MAP_SWAPPED);
2113 2248
2114 # need to save uniques path 2249 # need to save uniques path
2115 unless ($self->{deny_save}) { 2250 unless ($self->{deny_save}) {
2198 2333
2199sub unique_maps() { 2334sub unique_maps() {
2200 [ 2335 [
2201 map { 2336 map {
2202 utf8::decode $_; 2337 utf8::decode $_;
2203 /\.map$/ 2338 s/\.map$//; # TODO future compatibility hack
2339 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2340 ? ()
2204 ? normalise $_ 2341 : normalise $_
2205 : ()
2206 } @{ aio_readdir $UNIQUEDIR or [] } 2342 } @{ aio_readdir $UNIQUEDIR or [] }
2207 ] 2343 ]
2208} 2344}
2209 2345
2210package cf; 2346=item cf::map::static_maps
2347
2348Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2349file in the shared directory excluding F</styles> and F</editor>). May
2350block.
2351
2352=cut
2353
2354sub static_maps() {
2355 my @dirs = "";
2356 my @maps;
2357
2358 while (@dirs) {
2359 my $dir = shift @dirs;
2360
2361 next if $dir eq "/styles" || $dir eq "/editor";
2362
2363 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2364 or return;
2365
2366 for (@$files) {
2367 s/\.map$// or next;
2368 utf8::decode $_;
2369 push @maps, "$dir/$_";
2370 }
2371
2372 push @dirs, map "$dir/$_", @$dirs;
2373 }
2374
2375 \@maps
2376}
2211 2377
2212=back 2378=back
2213 2379
2214=head3 cf::object 2380=head3 cf::object
2215 2381
2219 2385
2220=over 4 2386=over 4
2221 2387
2222=item $ob->inv_recursive 2388=item $ob->inv_recursive
2223 2389
2224Returns the inventory of the object _and_ their inventories, recursively. 2390Returns the inventory of the object I<and> their inventories, recursively,
2391but I<not> the object itself.
2225 2392
2226=cut 2393=cut
2227 2394
2228sub inv_recursive_; 2395sub inv_recursive_;
2229sub inv_recursive_ { 2396sub inv_recursive_ {
2234 inv_recursive_ inv $_[0] 2401 inv_recursive_ inv $_[0]
2235} 2402}
2236 2403
2237=item $ref = $ob->ref 2404=item $ref = $ob->ref
2238 2405
2239creates and returns a persistent reference to an objetc that can be stored as a string. 2406Creates and returns a persistent reference to an object that can be stored as a string.
2240 2407
2241=item $ob = cf::object::deref ($refstring) 2408=item $ob = cf::object::deref ($refstring)
2242 2409
2243returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2410returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244even if the object actually exists. May block. 2411even if the object actually exists. May block.
2246=cut 2413=cut
2247 2414
2248sub deref { 2415sub deref {
2249 my ($ref) = @_; 2416 my ($ref) = @_;
2250 2417
2251 # temporary compatibility#TODO#remove
2252 $ref =~ s{^<}{player/<};
2253
2254 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2418 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255 my ($uuid, $name) = ($1, $2); 2419 my ($uuid, $name) = ($1, $2);
2256 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2420 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257 or return; 2421 or return;
2258 $pl->ob->uuid eq $uuid 2422 $pl->ob->uuid eq $uuid
2259 or return; 2423 or return;
2279can be C<undef>. Does the right thing when the player is currently in a 2443can be C<undef>. Does the right thing when the player is currently in a
2280dialogue with the given NPC character. 2444dialogue with the given NPC character.
2281 2445
2282=cut 2446=cut
2283 2447
2448our $SAY_CHANNEL = {
2449 id => "say",
2450 title => "Map",
2451 reply => "say ",
2452 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2453};
2454
2455our $CHAT_CHANNEL = {
2456 id => "chat",
2457 title => "Chat",
2458 reply => "chat ",
2459 tooltip => "Player chat and shouts, global to the server.",
2460};
2461
2284# rough implementation of a future "reply" method that works 2462# rough implementation of a future "reply" method that works
2285# with dialog boxes. 2463# with dialog boxes.
2286#TODO: the first argument must go, split into a $npc->reply_to ( method 2464#TODO: the first argument must go, split into a $npc->reply_to ( method
2287sub cf::object::player::reply($$$;$) { 2465sub cf::object::player::reply($$$;$) {
2288 my ($self, $npc, $msg, $flags) = @_; 2466 my ($self, $npc, $msg, $flags) = @_;
2299 my $dialog = $pl->{npc_dialog}; 2477 my $dialog = $pl->{npc_dialog};
2300 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2478 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301 2479
2302 } else { 2480 } else {
2303 $msg = $npc->name . " says: $msg" if $npc; 2481 $msg = $npc->name . " says: $msg" if $npc;
2304 $self->message ($msg, $flags); 2482 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305 } 2483 }
2306 } 2484 }
2307} 2485}
2308 2486
2309=item $object->send_msg ($channel, $msg, $color, [extra...]) 2487=item $object->send_msg ($channel, $msg, $color, [extra...])
2334 2512
2335=item $player_object->enter_link 2513=item $player_object->enter_link
2336 2514
2337Freezes the player and moves him/her to a special map (C<{link}>). 2515Freezes the player and moves him/her to a special map (C<{link}>).
2338 2516
2339The player should be reasonably safe there for short amounts of time. You 2517The player should be reasonably safe there for short amounts of time (e.g.
2340I<MUST> call C<leave_link> as soon as possible, though. 2518for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2519though, as the palyer cannot control the character while it is on the link
2520map.
2341 2521
2342Will never block. 2522Will never block.
2343 2523
2344=item $player_object->leave_link ($map, $x, $y) 2524=item $player_object->leave_link ($map, $x, $y)
2345 2525
2397 ($x, $y) = (-1, -1) 2577 ($x, $y) = (-1, -1)
2398 unless (defined $x) && (defined $y); 2578 unless (defined $x) && (defined $y);
2399 2579
2400 # use -1 or undef as default coordinates, not 0, 0 2580 # use -1 or undef as default coordinates, not 0, 0
2401 ($x, $y) = ($map->enter_x, $map->enter_y) 2581 ($x, $y) = ($map->enter_x, $map->enter_y)
2402 if $x <=0 && $y <= 0; 2582 if $x <= 0 && $y <= 0;
2403 2583
2404 $map->load; 2584 $map->load;
2405 $map->load_neighbours; 2585 $map->load_neighbours;
2406 2586
2407 return unless $self->contr->active; 2587 return unless $self->contr->active;
2408 $self->activate_recursive;
2409 2588
2410 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2589 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411 $self->enter_map ($map, $x, $y); 2590 $self->enter_map ($map, $x, $y);
2591
2592 # only activate afterwards, to support waiting in hooks
2593 $self->activate_recursive;
2412} 2594}
2413 2595
2414=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2596=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2415 2597
2416Moves the player to the given map-path and coordinates by first freezing 2598Moves the player to the given map-path and coordinates by first freezing
2417her, loading and preparing them map, calling the provided $check callback 2599her, loading and preparing them map, calling the provided $check callback
2418that has to return the map if sucecssful, and then unfreezes the player on 2600that has to return the map if sucecssful, and then unfreezes the player on
2419the new (success) or old (failed) map position. In either case, $done will 2601the new (success) or old (failed) map position. In either case, $done will
2420be called at the end of this process. 2602be called at the end of this process.
2421 2603
2604Note that $check will be called with a potentially non-loaded map, so if
2605it needs a loaded map it has to call C<< ->load >>.
2606
2422=cut 2607=cut
2423 2608
2424our $GOTOGEN; 2609our $GOTOGEN;
2425 2610
2426sub cf::object::player::goto { 2611sub cf::object::player::goto {
2430 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2615 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431 2616
2432 $self->enter_link; 2617 $self->enter_link;
2433 2618
2434 (async { 2619 (async {
2620 $Coro::current->{desc} = "player::goto $path $x $y";
2621
2622 # *tag paths override both path and x|y
2623 if ($path =~ /^\*(.*)$/) {
2624 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2625 my $ob = $obs[rand @obs];
2626
2627 # see if we actually can go there
2628 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2629 $ob = $obs[rand @obs];
2630 } else {
2631 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2632 }
2633 # else put us there anyways for now #d#
2634
2635 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2636 } else {
2637 ($path, $x, $y) = (undef, undef, undef);
2638 }
2639 }
2640
2435 my $map = eval { 2641 my $map = eval {
2436 my $map = cf::map::find $path; 2642 my $map = defined $path ? cf::map::find $path : undef;
2437 2643
2438 if ($map) { 2644 if ($map) {
2439 $map = $map->customise_for ($self); 2645 $map = $map->customise_for ($self);
2440 $map = $check->($map) if $check && $map; 2646 $map = $check->($map) if $check && $map;
2441 } else { 2647 } else {
2442 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2648 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443 } 2649 }
2444 2650
2445 $map 2651 $map
2446 }; 2652 };
2447 2653
2483} 2689}
2484 2690
2485sub prepare_random_map { 2691sub prepare_random_map {
2486 my ($exit) = @_; 2692 my ($exit) = @_;
2487 2693
2488 my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490 # all this does is basically replace the /! path by 2694 # all this does is basically replace the /! path by
2491 # a new random map path (?random/...) with a seed 2695 # a new random map path (?random/...) with a seed
2492 # that depends on the exit object 2696 # that depends on the exit object
2493 2697
2494 my $rmp = parse_random_map_params $exit->msg; 2698 my $rmp = parse_random_map_params $exit->msg;
2496 if ($exit->map) { 2700 if ($exit->map) {
2497 $rmp->{region} = $exit->region->name; 2701 $rmp->{region} = $exit->region->name;
2498 $rmp->{origin_map} = $exit->map->path; 2702 $rmp->{origin_map} = $exit->map->path;
2499 $rmp->{origin_x} = $exit->x; 2703 $rmp->{origin_x} = $exit->x;
2500 $rmp->{origin_y} = $exit->y; 2704 $rmp->{origin_y} = $exit->y;
2705
2706 $exit->map->touch;
2501 } 2707 }
2502 2708
2503 $rmp->{random_seed} ||= $exit->random_seed; 2709 $rmp->{random_seed} ||= $exit->random_seed;
2504 2710
2505 my $data = cf::to_json $rmp; 2711 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506 my $md5 = Digest::MD5::md5_hex $data; 2712 my $md5 = Digest::MD5::md5_hex $data;
2507 my $meta = "$RANDOMDIR/$md5.meta"; 2713 my $meta = "$RANDOMDIR/$md5.meta";
2508 2714
2509 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2715 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510 aio_write $fh, 0, (length $data), $data, 0; 2716 aio_write $fh, 0, (length $data), $data, 0;
2511 undef $fh; 2717 undef $fh;
2512 aio_rename "$meta~", $meta; 2718 aio_rename "$meta~", $meta;
2513 2719
2720 my $slaying = "?random/$md5";
2721
2722 if ($exit->valid) {
2514 $exit->slaying ("?random/$md5"); 2723 $exit->slaying ("?random/$md5");
2515 $exit->msg (undef); 2724 $exit->msg (undef);
2725 }
2516 } 2726 }
2517} 2727}
2518 2728
2519sub cf::object::player::enter_exit { 2729sub cf::object::player::enter_exit {
2520 my ($self, $exit) = @_; 2730 my ($self, $exit) = @_;
2521 2731
2522 return unless $self->type == cf::PLAYER; 2732 return unless $self->type == cf::PLAYER;
2523 2733
2524 if ($exit->slaying eq "/!") {
2525 #TODO: this should de-fi-ni-te-ly not be a sync-job
2526 # the problem is that $exit might not survive long enough
2527 # so it needs to be done right now, right here
2528 cf::sync_job { prepare_random_map $exit };
2529 }
2530
2531 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532 my $hp = $exit->stats->hp;
2533 my $sp = $exit->stats->sp;
2534
2535 $self->enter_link; 2734 $self->enter_link;
2536 2735
2537 # if exit is damned, update players death & WoR home-position
2538 $self->contr->savebed ($slaying, $hp, $sp)
2539 if $exit->flag (FLAG_DAMNED);
2540
2541 (async { 2736 (async {
2542 $self->deactivate_recursive; # just to be sure 2737 $Coro::current->{desc} = "enter_exit";
2738
2543 unless (eval { 2739 unless (eval {
2740 $self->deactivate_recursive; # just to be sure
2741
2742 # random map handling
2743 {
2744 my $guard = cf::lock_acquire "exit_prepare:$exit";
2745
2746 prepare_random_map $exit
2747 if $exit->slaying eq "/!";
2748 }
2749
2750 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2751 my $x = $exit->stats->hp;
2752 my $y = $exit->stats->sp;
2753
2544 $self->goto ($slaying, $hp, $sp); 2754 $self->goto ($map, $x, $y);
2545 2755
2756 # if exit is damned, update players death & WoR home-position
2757 $self->contr->savebed ($map, $x, $y)
2758 if $exit->flag (cf::FLAG_DAMNED);
2759
2546 1; 2760 1
2547 }) { 2761 }) {
2548 $self->message ("Something went wrong deep within the crossfire server. " 2762 $self->message ("Something went wrong deep within the deliantra server. "
2549 . "I'll try to bring you back to the map you were before. " 2763 . "I'll try to bring you back to the map you were before. "
2550 . "Please report this to the dungeon master!", 2764 . "Please report this to the dungeon master!",
2551 cf::NDI_UNIQUE | cf::NDI_RED); 2765 cf::NDI_UNIQUE | cf::NDI_RED);
2552 2766
2553 warn "ERROR in enter_exit: $@"; 2767 warn "ERROR in enter_exit: $@";
2581the message, with C<log> being the default. If C<$color> is negative, suppress 2795the message, with C<log> being the default. If C<$color> is negative, suppress
2582the message unless the client supports the msg packet. 2796the message unless the client supports the msg packet.
2583 2797
2584=cut 2798=cut
2585 2799
2800# non-persistent channels (usually the info channel)
2586our %CHANNEL = ( 2801our %CHANNEL = (
2802 "c/motd" => {
2803 id => "infobox",
2804 title => "MOTD",
2805 reply => undef,
2806 tooltip => "The message of the day",
2807 },
2587 "c/identify" => { 2808 "c/identify" => {
2588 id => "identify", 2809 id => "infobox",
2589 title => "Identify", 2810 title => "Identify",
2590 reply => undef, 2811 reply => undef,
2591 tooltip => "Items recently identified", 2812 tooltip => "Items recently identified",
2592 }, 2813 },
2593 "c/examine" => { 2814 "c/examine" => {
2594 id => "examine", 2815 id => "infobox",
2595 title => "Examine", 2816 title => "Examine",
2596 reply => undef, 2817 reply => undef,
2597 tooltip => "Signs and other items you examined", 2818 tooltip => "Signs and other items you examined",
2598 }, 2819 },
2820 "c/shopinfo" => {
2821 id => "infobox",
2822 title => "Shop Info",
2823 reply => undef,
2824 tooltip => "What your bargaining skill tells you about the shop",
2825 },
2826 "c/book" => {
2827 id => "infobox",
2828 title => "Book",
2829 reply => undef,
2830 tooltip => "The contents of a note or book",
2831 },
2832 "c/lookat" => {
2833 id => "infobox",
2834 title => "Look",
2835 reply => undef,
2836 tooltip => "What you saw there",
2837 },
2838 "c/who" => {
2839 id => "infobox",
2840 title => "Players",
2841 reply => undef,
2842 tooltip => "Shows players who are currently online",
2843 },
2844 "c/body" => {
2845 id => "infobox",
2846 title => "Body Parts",
2847 reply => undef,
2848 tooltip => "Shows which body parts you posess and are available",
2849 },
2850 "c/statistics" => {
2851 id => "infobox",
2852 title => "Statistics",
2853 reply => undef,
2854 tooltip => "Shows your primary statistics",
2855 },
2856 "c/skills" => {
2857 id => "infobox",
2858 title => "Skills",
2859 reply => undef,
2860 tooltip => "Shows your experience per skill and item power",
2861 },
2862 "c/shopitems" => {
2863 id => "infobox",
2864 title => "Shop Items",
2865 reply => undef,
2866 tooltip => "Shows the items currently for sale in this shop",
2867 },
2868 "c/resistances" => {
2869 id => "infobox",
2870 title => "Resistances",
2871 reply => undef,
2872 tooltip => "Shows your resistances",
2873 },
2874 "c/pets" => {
2875 id => "infobox",
2876 title => "Pets",
2877 reply => undef,
2878 tooltip => "Shows information abotu your pets/a specific pet",
2879 },
2880 "c/perceiveself" => {
2881 id => "infobox",
2882 title => "Perceive Self",
2883 reply => undef,
2884 tooltip => "You gained detailed knowledge about yourself",
2885 },
2886 "c/uptime" => {
2887 id => "infobox",
2888 title => "Uptime",
2889 reply => undef,
2890 tooltip => "How long the server has been running since last restart",
2891 },
2892 "c/mapinfo" => {
2893 id => "infobox",
2894 title => "Map Info",
2895 reply => undef,
2896 tooltip => "Information related to the maps",
2897 },
2898 "c/party" => {
2899 id => "party",
2900 title => "Party",
2901 reply => "gsay ",
2902 tooltip => "Messages and chat related to your party",
2903 },
2904 "c/death" => {
2905 id => "death",
2906 title => "Death",
2907 reply => undef,
2908 tooltip => "Reason for and more info about your most recent death",
2909 },
2910 "c/say" => $SAY_CHANNEL,
2911 "c/chat" => $CHAT_CHANNEL,
2599); 2912);
2600 2913
2601sub cf::client::send_msg { 2914sub cf::client::send_msg {
2602 my ($self, $channel, $msg, $color, @extra) = @_; 2915 my ($self, $channel, $msg, $color, @extra) = @_;
2603 2916
2604 $msg = $self->pl->expand_cfpod ($msg); 2917 $msg = $self->pl->expand_cfpod ($msg)
2918 unless $color & cf::NDI_VERBATIM;
2605 2919
2606 $color &= cf::NDI_CLIENT_MASK; # just in case... 2920 $color &= cf::NDI_CLIENT_MASK; # just in case...
2607 2921
2608 # check predefined channels, for the benefit of C 2922 # check predefined channels, for the benefit of C
2609 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2923 if ($CHANNEL{$channel}) {
2924 $channel = $CHANNEL{$channel};
2610 2925
2926 $self->ext_msg (channel_info => $channel);
2927 $channel = $channel->{id};
2928
2611 if (ref $channel) { 2929 } elsif (ref $channel) {
2612 # send meta info to client, if not yet sent 2930 # send meta info to client, if not yet sent
2613 unless (exists $self->{channel}{$channel->{id}}) { 2931 unless (exists $self->{channel}{$channel->{id}}) {
2614 $self->{channel}{$channel->{id}} = $channel; 2932 $self->{channel}{$channel->{id}} = $channel;
2615 $self->ext_msg (channel_info => $channel) 2933 $self->ext_msg (channel_info => $channel);
2616 if $self->can_msg;
2617 } 2934 }
2618 2935
2619 $channel = $channel->{id}; 2936 $channel = $channel->{id};
2620 } 2937 }
2621 2938
2622 return unless @extra || length $msg; 2939 return unless @extra || length $msg;
2623 2940
2624 if ($self->can_msg) {
2625 # default colour, mask it out 2941 # default colour, mask it out
2626 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2942 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627 if $color & cf::NDI_DEF; 2943 if $color & cf::NDI_DEF;
2628 2944
2629 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2945 my $pkt = "msg "
2946 . $self->{json_coder}->encode (
2630 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2947 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631 } else { 2948 );
2632 if ($color >= 0) {
2633 # replace some tags by gcfclient-compatible ones
2634 for ($msg) {
2635 1 while
2636 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641 }
2642 2949
2643 $color &= cf::NDI_COLOR_MASK; 2950 # try lzf for large packets
2951 $pkt = "lzf " . Compress::LZF::compress $pkt
2952 if 1024 <= length $pkt and $self->{can_lzf};
2644 2953
2645 utf8::encode $msg; 2954 # split very large packets
2646 2955 if (8192 < length $pkt and $self->{can_lzf}) {
2647 if (0 && $msg =~ /\[/) { 2956 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2648 # COMMAND/INFO 2957 $pkt = "frag";
2649 $self->send_packet ("drawextinfo $color 10 8 $msg")
2650 } else {
2651 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652 $self->send_packet ("drawinfo $color $msg")
2653 }
2654 }
2655 } 2958 }
2959
2960 $self->send_packet ($pkt);
2656} 2961}
2657 2962
2658=item $client->ext_msg ($type, @msg) 2963=item $client->ext_msg ($type, @msg)
2659 2964
2660Sends an ext event to the client. 2965Sends an ext event to the client.
2833=pod 3138=pod
2834 3139
2835The following functions and methods are available within a safe environment: 3140The following functions and methods are available within a safe environment:
2836 3141
2837 cf::object 3142 cf::object
2838 contr pay_amount pay_player map x y force_find force_add 3143 contr pay_amount pay_player map x y force_find force_add destroy
2839 insert remove name archname title slaying race decrease_ob_nr 3144 insert remove name archname title slaying race decrease split
3145 value
2840 3146
2841 cf::object::player 3147 cf::object::player
2842 player 3148 player
2843 3149
2844 cf::player 3150 cf::player
2849 3155
2850=cut 3156=cut
2851 3157
2852for ( 3158for (
2853 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3159 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854 insert remove inv name archname title slaying race 3160 insert remove inv nrof name archname title slaying race
2855 decrease_ob_nr)], 3161 decrease split destroy change_exp value msg lore send_msg)],
2856 ["cf::object::player" => qw(player)], 3162 ["cf::object::player" => qw(player)],
2857 ["cf::player" => qw(peaceful)], 3163 ["cf::player" => qw(peaceful send_msg)],
2858 ["cf::map" => qw(trigger)], 3164 ["cf::map" => qw(trigger)],
2859) { 3165) {
2860 no strict 'refs'; 3166 no strict 'refs';
2861 my ($pkg, @funs) = @$_; 3167 my ($pkg, @funs) = @$_;
2862 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3168 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2879 my ($code, %vars) = @_; 3185 my ($code, %vars) = @_;
2880 3186
2881 my $qcode = $code; 3187 my $qcode = $code;
2882 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3188 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2883 $qcode =~ s/\n/\\n/g; 3189 $qcode =~ s/\n/\\n/g;
3190
3191 %vars = (_dummy => 0) unless %vars;
2884 3192
2885 local $_; 3193 local $_;
2886 local @safe::cf::_safe_eval_args = values %vars; 3194 local @safe::cf::_safe_eval_args = values %vars;
2887 3195
2888 my $eval = 3196 my $eval =
2965 { 3273 {
2966 my $faces = $facedata->{faceinfo}; 3274 my $faces = $facedata->{faceinfo};
2967 3275
2968 while (my ($face, $info) = each %$faces) { 3276 while (my ($face, $info) = each %$faces) {
2969 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3277 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3278
2970 cf::face::set_visibility $idx, $info->{visibility}; 3279 cf::face::set_visibility $idx, $info->{visibility};
2971 cf::face::set_magicmap $idx, $info->{magicmap}; 3280 cf::face::set_magicmap $idx, $info->{magicmap};
2972 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3281 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2973 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3282 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2974 3283
2975 cf::cede_to_tick; 3284 cf::cede_to_tick;
2976 } 3285 }
2977 3286
2978 while (my ($face, $info) = each %$faces) { 3287 while (my ($face, $info) = each %$faces) {
2979 next unless $info->{smooth}; 3288 next unless $info->{smooth};
3289
2980 my $idx = cf::face::find $face 3290 my $idx = cf::face::find $face
2981 or next; 3291 or next;
3292
2982 if (my $smooth = cf::face::find $info->{smooth}) { 3293 if (my $smooth = cf::face::find $info->{smooth}) {
2983 cf::face::set_smooth $idx, $smooth; 3294 cf::face::set_smooth $idx, $smooth;
2984 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3295 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985 } else { 3296 } else {
2986 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3297 warn "smooth face '$info->{smooth}' not found for face '$face'";
3004 { 3315 {
3005 # TODO: for gcfclient pleasure, we should give resources 3316 # TODO: for gcfclient pleasure, we should give resources
3006 # that gcfclient doesn't grok a >10000 face index. 3317 # that gcfclient doesn't grok a >10000 face index.
3007 my $res = $facedata->{resource}; 3318 my $res = $facedata->{resource};
3008 3319
3009 my $soundconf = delete $res->{"res/sound.conf"};
3010
3011 while (my ($name, $info) = each %$res) { 3320 while (my ($name, $info) = each %$res) {
3321 if (defined $info->{type}) {
3012 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3322 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013 my $data; 3323 my $data;
3014 3324
3015 if ($info->{type} & 1) { 3325 if ($info->{type} & 1) {
3016 # prepend meta info 3326 # prepend meta info
3017 3327
3018 my $meta = $enc->encode ({ 3328 my $meta = $enc->encode ({
3019 name => $name, 3329 name => $name,
3020 %{ $info->{meta} || {} }, 3330 %{ $info->{meta} || {} },
3021 }); 3331 });
3022 3332
3023 $data = pack "(w/a*)*", $meta, $info->{data}; 3333 $data = pack "(w/a*)*", $meta, $info->{data};
3334 } else {
3335 $data = $info->{data};
3336 }
3337
3338 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3339 cf::face::set_type $idx, $info->{type};
3024 } else { 3340 } else {
3025 $data = $info->{data}; 3341 $RESOURCE{$name} = $info;
3026 } 3342 }
3027 3343
3028 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029 cf::face::set_type $idx, $info->{type};
3030
3031 cf::cede_to_tick; 3344 cf::cede_to_tick;
3032 } 3345 }
3033
3034 if ($soundconf) {
3035 $soundconf = $enc->decode (delete $soundconf->{data});
3036
3037 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038 my $sound = $soundconf->{compat}[$_]
3039 or next;
3040
3041 my $face = cf::face::find "sound/$sound->[1]";
3042 cf::sound::set $sound->[0] => $face;
3043 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044 }
3045
3046 while (my ($k, $v) = each %{$soundconf->{event}}) {
3047 my $face = cf::face::find "sound/$v";
3048 cf::sound::set $k => $face;
3049 }
3050 }
3051 } 3346 }
3347
3348 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052 3349
3053 1 3350 1
3054} 3351}
3352
3353cf::global->attach (on_resource_update => sub {
3354 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3355 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3356
3357 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3358 my $sound = $soundconf->{compat}[$_]
3359 or next;
3360
3361 my $face = cf::face::find "sound/$sound->[1]";
3362 cf::sound::set $sound->[0] => $face;
3363 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3364 }
3365
3366 while (my ($k, $v) = each %{$soundconf->{event}}) {
3367 my $face = cf::face::find "sound/$v";
3368 cf::sound::set $k => $face;
3369 }
3370 }
3371});
3055 3372
3056register_exticmd fx_want => sub { 3373register_exticmd fx_want => sub {
3057 my ($ns, $want) = @_; 3374 my ($ns, $want) = @_;
3058 3375
3059 while (my ($k, $v) = each %$want) { 3376 while (my ($k, $v) = each %$want) {
3060 $ns->fx_want ($k, $v); 3377 $ns->fx_want ($k, $v);
3061 } 3378 }
3062}; 3379};
3380
3381sub load_resource_file($) {
3382 my $guard = lock_acquire "load_resource_file";
3383
3384 my $status = load_resource_file_ $_[0];
3385 get_slot 0.1, 100;
3386 cf::arch::commit_load;
3387
3388 $status
3389}
3063 3390
3064sub reload_regions { 3391sub reload_regions {
3065 # HACK to clear player env face cache, we need some signal framework 3392 # HACK to clear player env face cache, we need some signal framework
3066 # for this (global event?) 3393 # for this (global event?)
3067 %ext::player_env::MUSIC_FACE_CACHE = (); 3394 %ext::player_env::MUSIC_FACE_CACHE = ();
3081} 3408}
3082 3409
3083sub reload_archetypes { 3410sub reload_archetypes {
3084 load_resource_file "$DATADIR/archetypes" 3411 load_resource_file "$DATADIR/archetypes"
3085 or die "unable to load archetypes\n"; 3412 or die "unable to load archetypes\n";
3086 #d# NEED to laod twice to resolve forward references
3087 # this really needs to be done in an extra post-pass
3088 # (which needs to be synchronous, so solve it differently)
3089 load_resource_file "$DATADIR/archetypes"
3090 or die "unable to load archetypes\n";
3091} 3413}
3092 3414
3093sub reload_treasures { 3415sub reload_treasures {
3094 load_resource_file "$DATADIR/treasures" 3416 load_resource_file "$DATADIR/treasures"
3095 or die "unable to load treasurelists\n"; 3417 or die "unable to load treasurelists\n";
3096} 3418}
3097 3419
3098sub reload_resources { 3420sub reload_resources {
3099 warn "reloading resource files...\n"; 3421 warn "reloading resource files...\n";
3100 3422
3423 reload_facedata;
3424 reload_archetypes;
3101 reload_regions; 3425 reload_regions;
3102 reload_facedata;
3103 #reload_archetypes;#d#
3104 reload_archetypes;
3105 reload_treasures; 3426 reload_treasures;
3106 3427
3107 warn "finished reloading resource files\n"; 3428 warn "finished reloading resource files\n";
3108} 3429}
3109 3430
3110sub init {
3111 reload_resources;
3112}
3113
3114sub reload_config { 3431sub reload_config {
3432 warn "reloading config file...\n";
3433
3115 open my $fh, "<:utf8", "$CONFDIR/config" 3434 open my $fh, "<:utf8", "$CONFDIR/config"
3116 or return; 3435 or return;
3117 3436
3118 local $/; 3437 local $/;
3119 *CFG = YAML::Syck::Load <$fh>; 3438 *CFG = YAML::XS::Load scalar <$fh>;
3120 3439
3121 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3440 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122 3441
3123 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3442 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3443 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3128 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3447 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129 and die "WARNING: m(un)lockall failed: $!\n"; 3448 and die "WARNING: m(un)lockall failed: $!\n";
3130 }; 3449 };
3131 warn $@ if $@; 3450 warn $@ if $@;
3132 } 3451 }
3452
3453 warn "finished reloading resource files\n";
3454}
3455
3456sub pidfile() {
3457 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3458 or die "$PIDFILE: $!";
3459 flock $fh, &Fcntl::LOCK_EX
3460 or die "$PIDFILE: flock: $!";
3461 $fh
3462}
3463
3464# make sure only one server instance is running at any one time
3465sub atomic {
3466 my $fh = pidfile;
3467
3468 my $pid = <$fh>;
3469 kill 9, $pid if $pid > 0;
3470
3471 seek $fh, 0, 0;
3472 print $fh $$;
3473}
3474
3475sub main_loop {
3476 warn "EV::loop starting\n";
3477 if (1) {
3478 EV::loop;
3479 }
3480 warn "EV::loop returned\n";
3481 goto &main_loop unless $REALLY_UNLOOP;
3133} 3482}
3134 3483
3135sub main { 3484sub main {
3485 cf::init_globals; # initialise logging
3486
3487 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3488 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3489 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3490 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3491
3492 cf::init_experience;
3493 cf::init_anim;
3494 cf::init_attackmess;
3495 cf::init_dynamic;
3496
3497 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3498
3136 # we must not ever block the main coroutine 3499 # we must not ever block the main coroutine
3137 local $Coro::idle = sub { 3500 local $Coro::idle = sub {
3138 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3501 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139 (async { 3502 (async {
3140 Event::one_event; 3503 $Coro::current->{desc} = "IDLE BUG HANDLER";
3504 EV::loop EV::LOOP_ONESHOT;
3141 })->prio (Coro::PRIO_MAX); 3505 })->prio (Coro::PRIO_MAX);
3142 }; 3506 };
3143 3507
3508 evthread_start IO::AIO::poll_fileno;
3509
3510 cf::sync_job {
3511 reload_resources;
3144 reload_config; 3512 reload_config;
3145 db_init; 3513 db_init;
3514
3515 cf::load_settings;
3516 cf::load_materials;
3517 cf::init_uuid;
3518 cf::init_signals;
3519 cf::init_commands;
3520 cf::init_skills;
3521
3522 cf::init_beforeplay;
3523
3524 atomic;
3525
3146 load_extensions; 3526 load_extensions;
3147 3527
3148 $TICK_WATCHER->start; 3528 utime time, time, $RUNTIMEFILE;
3149 Event::loop; 3529
3530 # no (long-running) fork's whatsoever before this point(!)
3531 use POSIX ();
3532 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3533
3534 (pop @POST_INIT)->(0) while @POST_INIT;
3535 };
3536
3537 main_loop;
3150} 3538}
3151 3539
3152############################################################################# 3540#############################################################################
3153# initialisation and cleanup 3541# initialisation and cleanup
3154 3542
3155# install some emergency cleanup handlers 3543# install some emergency cleanup handlers
3156BEGIN { 3544BEGIN {
3545 our %SIGWATCHER = ();
3157 for my $signal (qw(INT HUP TERM)) { 3546 for my $signal (qw(INT HUP TERM)) {
3158 Event->signal ( 3547 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3159 reentrant => 0,
3160 data => WF_AUTOCANCEL,
3161 signal => $signal,
3162 prio => 0,
3163 cb => sub {
3164 cf::cleanup "SIG$signal"; 3548 cf::cleanup "SIG$signal";
3165 },
3166 ); 3549 };
3167 } 3550 }
3168} 3551}
3169 3552
3170sub write_runtime { 3553sub write_runtime_sync {
3171 my $runtime = "$LOCALDIR/runtime";
3172
3173 # first touch the runtime file to show we are still running: 3554 # first touch the runtime file to show we are still running:
3174 # the fsync below can take a very very long time. 3555 # the fsync below can take a very very long time.
3175 3556
3176 IO::AIO::aio_utime $runtime, undef, undef; 3557 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177 3558
3178 my $guard = cf::lock_acquire "write_runtime"; 3559 my $guard = cf::lock_acquire "write_runtime";
3179 3560
3180 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3561 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181 or return; 3562 or return;
3182 3563
3183 my $value = $cf::RUNTIME + 90 + 10; 3564 my $value = $cf::RUNTIME + 90 + 10;
3184 # 10 is the runtime save interval, for a monotonic clock 3565 # 10 is the runtime save interval, for a monotonic clock
3185 # 60 allows for the watchdog to kill the server. 3566 # 60 allows for the watchdog to kill the server.
3195 aio_utime $fh, undef, undef; 3576 aio_utime $fh, undef, undef;
3196 3577
3197 close $fh 3578 close $fh
3198 or return; 3579 or return;
3199 3580
3200 aio_rename "$runtime~", $runtime 3581 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201 and return; 3582 and return;
3202 3583
3203 warn "runtime file written.\n"; 3584 warn "runtime file written.\n";
3204 3585
3205 1 3586 1
3587}
3588
3589our $uuid_lock;
3590our $uuid_skip;
3591
3592sub write_uuid_sync($) {
3593 $uuid_skip ||= $_[0];
3594
3595 return if $uuid_lock;
3596 local $uuid_lock = 1;
3597
3598 my $uuid = "$LOCALDIR/uuid";
3599
3600 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3601 or return;
3602
3603 my $value = uuid_seq uuid_cur;
3604
3605 unless ($value) {
3606 warn "cowardly refusing to write zero uuid value!\n";
3607 return;
3608 }
3609
3610 my $value = uuid_str $value + $uuid_skip;
3611 $uuid_skip = 0;
3612
3613 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3614 and return;
3615
3616 # always fsync - this file is important
3617 aio_fsync $fh
3618 and return;
3619
3620 close $fh
3621 or return;
3622
3623 aio_rename "$uuid~", $uuid
3624 and return;
3625
3626 warn "uuid file written ($value).\n";
3627
3628 1
3629
3630}
3631
3632sub write_uuid($$) {
3633 my ($skip, $sync) = @_;
3634
3635 $sync ? write_uuid_sync $skip
3636 : async { write_uuid_sync $skip };
3206} 3637}
3207 3638
3208sub emergency_save() { 3639sub emergency_save() {
3209 my $freeze_guard = cf::freeze_mainloop; 3640 my $freeze_guard = cf::freeze_mainloop;
3210 3641
3211 warn "enter emergency perl save\n"; 3642 warn "emergency_perl_save: enter\n";
3212 3643
3213 cf::sync_job { 3644 cf::sync_job {
3645 # this is a trade-off: we want to be very quick here, so
3646 # save all maps without fsync, and later call a global sync
3647 # (which in turn might be very very slow)
3648 local $USE_FSYNC = 0;
3649
3214 # use a peculiar iteration method to avoid tripping on perl 3650 # use a peculiar iteration method to avoid tripping on perl
3215 # refcount bugs in for. also avoids problems with players 3651 # refcount bugs in for. also avoids problems with players
3216 # and maps saved/destroyed asynchronously. 3652 # and maps saved/destroyed asynchronously.
3217 warn "begin emergency player save\n"; 3653 warn "emergency_perl_save: begin player save\n";
3218 for my $login (keys %cf::PLAYER) { 3654 for my $login (keys %cf::PLAYER) {
3219 my $pl = $cf::PLAYER{$login} or next; 3655 my $pl = $cf::PLAYER{$login} or next;
3220 $pl->valid or next; 3656 $pl->valid or next;
3657 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221 $pl->save; 3658 $pl->save;
3222 } 3659 }
3223 warn "end emergency player save\n"; 3660 warn "emergency_perl_save: end player save\n";
3224 3661
3225 warn "begin emergency map save\n"; 3662 warn "emergency_perl_save: begin map save\n";
3226 for my $path (keys %cf::MAP) { 3663 for my $path (keys %cf::MAP) {
3227 my $map = $cf::MAP{$path} or next; 3664 my $map = $cf::MAP{$path} or next;
3228 $map->valid or next; 3665 $map->valid or next;
3229 $map->save; 3666 $map->save;
3230 } 3667 }
3231 warn "end emergency map save\n"; 3668 warn "emergency_perl_save: end map save\n";
3232 3669
3233 warn "begin emergency database checkpoint\n"; 3670 warn "emergency_perl_save: begin database checkpoint\n";
3234 BDB::db_env_txn_checkpoint $DB_ENV; 3671 BDB::db_env_txn_checkpoint $DB_ENV;
3235 warn "end emergency database checkpoint\n"; 3672 warn "emergency_perl_save: end database checkpoint\n";
3673
3674 warn "emergency_perl_save: begin write uuid\n";
3675 write_uuid_sync 1;
3676 warn "emergency_perl_save: end write uuid\n";
3236 }; 3677 };
3237 3678
3679 warn "emergency_perl_save: starting sync()\n";
3680 IO::AIO::aio_sync sub {
3681 warn "emergency_perl_save: finished sync()\n";
3682 };
3683
3238 warn "leave emergency perl save\n"; 3684 warn "emergency_perl_save: leave\n";
3239} 3685}
3240 3686
3241sub post_cleanup { 3687sub post_cleanup {
3242 my ($make_core) = @_; 3688 my ($make_core) = @_;
3243 3689
3244 warn Carp::longmess "post_cleanup backtrace" 3690 warn Carp::longmess "post_cleanup backtrace"
3245 if $make_core; 3691 if $make_core;
3692
3693 my $fh = pidfile;
3694 unlink $PIDFILE if <$fh> == $$;
3695}
3696
3697# a safer delete_package, copied from Symbol
3698sub clear_package($) {
3699 my $pkg = shift;
3700
3701 # expand to full symbol table name if needed
3702 unless ($pkg =~ /^main::.*::$/) {
3703 $pkg = "main$pkg" if $pkg =~ /^::/;
3704 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3705 $pkg .= '::' unless $pkg =~ /::$/;
3706 }
3707
3708 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3709 my $stem_symtab = *{$stem}{HASH};
3710
3711 defined $stem_symtab and exists $stem_symtab->{$leaf}
3712 or return;
3713
3714 # clear all symbols
3715 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3716 for my $name (keys %$leaf_symtab) {
3717 _gv_clear *{"$pkg$name"};
3718# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3719 }
3720 warn "cleared package $pkg\n";#d#
3246} 3721}
3247 3722
3248sub do_reload_perl() { 3723sub do_reload_perl() {
3249 # can/must only be called in main 3724 # can/must only be called in main
3250 if ($Coro::current != $Coro::main) { 3725 if ($Coro::current != $Coro::main) {
3251 warn "can only reload from main coroutine"; 3726 warn "can only reload from main coroutine";
3252 return; 3727 return;
3253 } 3728 }
3254 3729
3730 return if $RELOAD++;
3731
3732 my $t1 = EV::time;
3733
3734 while ($RELOAD) {
3255 warn "reloading..."; 3735 warn "reloading...";
3256 3736
3257 warn "entering sync_job"; 3737 warn "entering sync_job";
3258 3738
3259 cf::sync_job { 3739 cf::sync_job {
3260 cf::write_runtime; # external watchdog should not bark 3740 cf::write_runtime_sync; # external watchdog should not bark
3261 cf::emergency_save; 3741 cf::emergency_save;
3262 cf::write_runtime; # external watchdog should not bark 3742 cf::write_runtime_sync; # external watchdog should not bark
3263 3743
3264 warn "syncing database to disk"; 3744 warn "syncing database to disk";
3265 BDB::db_env_txn_checkpoint $DB_ENV; 3745 BDB::db_env_txn_checkpoint $DB_ENV;
3266 3746
3267 # if anything goes wrong in here, we should simply crash as we already saved 3747 # if anything goes wrong in here, we should simply crash as we already saved
3268 3748
3269 warn "cancelling all WF_AUTOCANCEL watchers";
3270 for (Event::all_watchers) {
3271 $_->cancel if $_->data & WF_AUTOCANCEL;
3272 }
3273
3274 warn "flushing outstanding aio requests"; 3749 warn "flushing outstanding aio requests";
3275 for (;;) {
3276 BDB::flush;
3277 IO::AIO::flush;
3278 Coro::cede;
3279 last unless IO::AIO::nreqs || BDB::nreqs; 3750 while (IO::AIO::nreqs || BDB::nreqs) {
3280 warn "iterate..."; 3751 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281 }
3282
3283 ++$RELOAD;
3284
3285 warn "cancelling all extension coros";
3286 $_->cancel for values %EXT_CORO;
3287 %EXT_CORO = ();
3288
3289 warn "removing commands";
3290 %COMMAND = ();
3291
3292 warn "removing ext/exti commands";
3293 %EXTCMD = ();
3294 %EXTICMD = ();
3295
3296 warn "unloading/nuking all extensions";
3297 for my $pkg (@EXTS) {
3298 warn "... unloading $pkg";
3299
3300 if (my $cb = $pkg->can ("unload")) {
3301 eval {
3302 $cb->($pkg);
3303 1
3304 } or warn "$pkg unloaded, but with errors: $@";
3305 } 3752 }
3306 3753
3307 warn "... nuking $pkg"; 3754 warn "cancelling all extension coros";
3308 Symbol::delete_package $pkg; 3755 $_->cancel for values %EXT_CORO;
3309 } 3756 %EXT_CORO = ();
3310 3757
3311 warn "unloading all perl modules loaded from $LIBDIR"; 3758 warn "removing commands";
3312 while (my ($k, $v) = each %INC) { 3759 %COMMAND = ();
3313 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314 3760
3761 warn "removing ext/exti commands";
3762 %EXTCMD = ();
3763 %EXTICMD = ();
3764
3765 warn "unloading/nuking all extensions";
3766 for my $pkg (@EXTS) {
3315 warn "... unloading $k"; 3767 warn "... unloading $pkg";
3316 delete $INC{$k};
3317 3768
3318 $k =~ s/\.pm$//;
3319 $k =~ s/\//::/g;
3320
3321 if (my $cb = $k->can ("unload_module")) { 3769 if (my $cb = $pkg->can ("unload")) {
3770 eval {
3322 $cb->(); 3771 $cb->($pkg);
3772 1
3773 } or warn "$pkg unloaded, but with errors: $@";
3774 }
3775
3776 warn "... clearing $pkg";
3777 clear_package $pkg;
3323 } 3778 }
3324 3779
3325 Symbol::delete_package $k; 3780 warn "unloading all perl modules loaded from $LIBDIR";
3781 while (my ($k, $v) = each %INC) {
3782 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3783
3784 warn "... unloading $k";
3785 delete $INC{$k};
3786
3787 $k =~ s/\.pm$//;
3788 $k =~ s/\//::/g;
3789
3790 if (my $cb = $k->can ("unload_module")) {
3791 $cb->();
3792 }
3793
3794 clear_package $k;
3326 } 3795 }
3327 3796
3328 warn "getting rid of safe::, as good as possible"; 3797 warn "getting rid of safe::, as good as possible";
3329 Symbol::delete_package "safe::$_" 3798 clear_package "safe::$_"
3330 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3799 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331 3800
3332 warn "unloading cf.pm \"a bit\""; 3801 warn "unloading cf.pm \"a bit\"";
3333 delete $INC{"cf.pm"}; 3802 delete $INC{"cf.pm"};
3334 delete $INC{"cf/pod.pm"}; 3803 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335 3804
3336 # don't, removes xs symbols, too, 3805 # don't, removes xs symbols, too,
3337 # and global variables created in xs 3806 # and global variables created in xs
3338 #Symbol::delete_package __PACKAGE__; 3807 #clear_package __PACKAGE__;
3339 3808
3340 warn "unload completed, starting to reload now"; 3809 warn "unload completed, starting to reload now";
3341 3810
3342 warn "reloading cf.pm"; 3811 warn "reloading cf.pm";
3343 require cf; 3812 require cf;
3344 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3813 cf::_connect_to_perl_1;
3345 3814
3346 warn "loading config and database again"; 3815 warn "loading config and database again";
3347 cf::reload_config; 3816 cf::reload_config;
3348 3817
3349 warn "loading extensions"; 3818 warn "loading extensions";
3350 cf::load_extensions; 3819 cf::load_extensions;
3351 3820
3821 if ($REATTACH_ON_RELOAD) {
3352 warn "reattaching attachments to objects/players"; 3822 warn "reattaching attachments to objects/players";
3353 _global_reattach; # objects, sockets 3823 _global_reattach; # objects, sockets
3354 warn "reattaching attachments to maps"; 3824 warn "reattaching attachments to maps";
3355 reattach $_ for values %MAP; 3825 reattach $_ for values %MAP;
3356 warn "reattaching attachments to players"; 3826 warn "reattaching attachments to players";
3357 reattach $_ for values %PLAYER; 3827 reattach $_ for values %PLAYER;
3828 }
3358 3829
3830 warn "running post_init jobs";
3831 (pop @POST_INIT)->(1) while @POST_INIT;
3832
3359 warn "leaving sync_job"; 3833 warn "leaving sync_job";
3360 3834
3361 1 3835 1
3362 } or do { 3836 } or do {
3363 warn $@; 3837 warn $@;
3364 warn "error while reloading, exiting."; 3838 cf::cleanup "error while reloading, exiting.";
3365 exit 1;
3366 }; 3839 };
3367 3840
3368 warn "reloaded"; 3841 warn "reloaded";
3842 --$RELOAD;
3843 }
3844
3845 $t1 = EV::time - $t1;
3846 warn "reload completed in ${t1}s\n";
3369}; 3847};
3370 3848
3371our $RELOAD_WATCHER; # used only during reload 3849our $RELOAD_WATCHER; # used only during reload
3372 3850
3373sub reload_perl() { 3851sub reload_perl() {
3374 # doing reload synchronously and two reloads happen back-to-back, 3852 # doing reload synchronously and two reloads happen back-to-back,
3375 # coro crashes during coro_state_free->destroy here. 3853 # coro crashes during coro_state_free->destroy here.
3376 3854
3377 $RELOAD_WATCHER ||= Event->timer ( 3855 $RELOAD_WATCHER ||= cf::async {
3378 reentrant => 0, 3856 Coro::AIO::aio_wait cache_extensions;
3379 after => 0, 3857
3380 data => WF_AUTOCANCEL, 3858 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3381 cb => sub {
3382 do_reload_perl; 3859 do_reload_perl;
3383 undef $RELOAD_WATCHER; 3860 undef $RELOAD_WATCHER;
3384 }, 3861 };
3385 ); 3862 };
3386} 3863}
3387 3864
3388register_command "reload" => sub { 3865register_command "reload" => sub {
3389 my ($who, $arg) = @_; 3866 my ($who, $arg) = @_;
3390 3867
3391 if ($who->flag (FLAG_WIZ)) { 3868 if ($who->flag (FLAG_WIZ)) {
3392 $who->message ("reloading server."); 3869 $who->message ("reloading server.");
3870 async {
3871 $Coro::current->{desc} = "perl_reload";
3393 async { reload_perl }; 3872 reload_perl;
3873 };
3394 } 3874 }
3395}; 3875};
3396 3876
3397unshift @INC, $LIBDIR; 3877unshift @INC, $LIBDIR;
3398 3878
3400 3880
3401our @WAIT_FOR_TICK; 3881our @WAIT_FOR_TICK;
3402our @WAIT_FOR_TICK_BEGIN; 3882our @WAIT_FOR_TICK_BEGIN;
3403 3883
3404sub wait_for_tick { 3884sub wait_for_tick {
3405 return unless $TICK_WATCHER->is_active;
3406 return if $Coro::current == $Coro::main; 3885 return if tick_inhibit || $Coro::current == $Coro::main;
3407 3886
3408 my $signal = new Coro::Signal; 3887 my $signal = new Coro::Signal;
3409 push @WAIT_FOR_TICK, $signal; 3888 push @WAIT_FOR_TICK, $signal;
3410 $signal->wait; 3889 $signal->wait;
3411} 3890}
3412 3891
3413sub wait_for_tick_begin { 3892sub wait_for_tick_begin {
3414 return unless $TICK_WATCHER->is_active;
3415 return if $Coro::current == $Coro::main; 3893 return if tick_inhibit || $Coro::current == $Coro::main;
3416 3894
3417 my $signal = new Coro::Signal; 3895 my $signal = new Coro::Signal;
3418 push @WAIT_FOR_TICK_BEGIN, $signal; 3896 push @WAIT_FOR_TICK_BEGIN, $signal;
3419 $signal->wait; 3897 $signal->wait;
3420} 3898}
3421 3899
3422 my $min = 1e6;#d# 3900sub tick {
3423 my $avg = 10;
3424$TICK_WATCHER = Event->timer (
3425 reentrant => 0,
3426 parked => 1,
3427 prio => 0,
3428 at => $NEXT_TICK || $TICK,
3429 data => WF_AUTOCANCEL,
3430 cb => sub {
3431 if ($Coro::current != $Coro::main) { 3901 if ($Coro::current != $Coro::main) {
3432 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3902 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433 unless ++$bug_warning > 10; 3903 unless ++$bug_warning > 10;
3434 return; 3904 return;
3435 } 3905 }
3436 3906
3437 $NOW = $tick_start = Event::time;
3438
3439 cf::server_tick; # one server iteration 3907 cf::server_tick; # one server iteration
3440 3908
3441 0 && sync_job {#d# 3909 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442 for(1..10) { 3910 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443 my $t = Event::time; 3911 Coro::async_pool {
3444 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3912 $Coro::current->{desc} = "runtime saver";
3445 or die; 3913 write_runtime_sync
3446 3914 or warn "ERROR: unable to write runtime file: $!";
3447 $map->width (50);
3448 $map->height (50);
3449 $map->alloc;
3450 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451 my $t = Event::time - $t;
3452
3453 #next unless $t < 0.0013;#d#
3454 if ($t < $min) {
3455 $min = $t;
3456 }
3457 $avg = $avg * 0.99 + $t * 0.01;
3458 }
3459 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460 exit 0;
3461 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462 }; 3915 };
3916 }
3463 3917
3464 $RUNTIME += $TICK;
3465 $NEXT_TICK += $TICK;
3466
3467 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468 $NEXT_RUNTIME_WRITE = $NOW + 10;
3469 Coro::async_pool {
3470 write_runtime
3471 or warn "ERROR: unable to write runtime file: $!";
3472 };
3473 }
3474
3475# my $AFTER = Event::time;
3476# warn $AFTER - $NOW;#d#
3477
3478 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3918 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479 $sig->send; 3919 $sig->send;
3480 } 3920 }
3481 while (my $sig = shift @WAIT_FOR_TICK) { 3921 while (my $sig = shift @WAIT_FOR_TICK) {
3482 $sig->send; 3922 $sig->send;
3483 } 3923 }
3484 3924
3485 $NOW = Event::time; 3925 $LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487 # if we are delayed by four ticks or more, skip them all
3488 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490 $TICK_WATCHER->at ($NEXT_TICK);
3491 $TICK_WATCHER->start;
3492
3493 $LOAD = ($NOW - $tick_start) / $TICK;
3494 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3926 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495 3927
3496 _post_tick; 3928 if (0) {
3497 3929 if ($NEXT_TICK) {
3498 3930 my $jitter = $TICK_START - $NEXT_TICK;
3931 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3932 warn "jitter $JITTER\n";#d#
3933 }
3499 }, 3934 }
3500); 3935}
3501 3936
3502{ 3937{
3503 BDB::max_poll_time $TICK * 0.1; 3938 # configure BDB
3504 $BDB_POLL_WATCHER = Event->io ( 3939
3505 reentrant => 0,
3506 fd => BDB::poll_fileno,
3507 poll => 'r',
3508 prio => 0,
3509 data => WF_AUTOCANCEL,
3510 cb => \&BDB::poll_cb,
3511 );
3512 BDB::min_parallel 8; 3940 BDB::min_parallel 8;
3513 3941 BDB::max_poll_reqs $TICK * 0.1;
3514 BDB::set_sync_prepare { 3942 $AnyEvent::BDB::WATCHER->priority (1);
3515 my $status;
3516 my $current = $Coro::current;
3517 (
3518 sub {
3519 $status = $!;
3520 $current->ready; undef $current;
3521 },
3522 sub {
3523 Coro::schedule while defined $current;
3524 $! = $status;
3525 },
3526 )
3527 };
3528 3943
3529 unless ($DB_ENV) { 3944 unless ($DB_ENV) {
3530 $DB_ENV = BDB::db_env_create; 3945 $DB_ENV = BDB::db_env_create;
3946 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3947 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3948 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3949 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3950 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531 3951
3532 cf::sync_job { 3952 cf::sync_job {
3533 eval { 3953 eval {
3534 BDB::db_env_open 3954 BDB::db_env_open
3535 $DB_ENV, 3955 $DB_ENV,
3537 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3957 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3958 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539 0666; 3959 0666;
3540 3960
3541 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3961 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544 $DB_ENV->set_lk_detect;
3545 }; 3962 };
3546 3963
3547 cf::cleanup "db_env_open(db): $@" if $@; 3964 cf::cleanup "db_env_open(db): $@" if $@;
3548 }; 3965 };
3549 } 3966 }
3967
3968 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3969 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3970 };
3971 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3972 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3973 };
3974 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3975 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3976 };
3550} 3977}
3551 3978
3552{ 3979{
3980 # configure IO::AIO
3981
3553 IO::AIO::min_parallel 8; 3982 IO::AIO::min_parallel 8;
3554
3555 undef $Coro::AIO::WATCHER;
3556 IO::AIO::max_poll_time $TICK * 0.1; 3983 IO::AIO::max_poll_time $TICK * 0.1;
3557 $AIO_POLL_WATCHER = Event->io ( 3984 undef $AnyEvent::AIO::WATCHER;
3558 reentrant => 0,
3559 data => WF_AUTOCANCEL,
3560 fd => IO::AIO::poll_fileno,
3561 poll => 'r',
3562 prio => 6,
3563 cb => \&IO::AIO::poll_cb,
3564 );
3565} 3985}
3566 3986
3567my $_log_backtrace; 3987my $_log_backtrace;
3568 3988
3569sub _log_backtrace { 3989sub _log_backtrace {
3572 $msg =~ s/\n//; 3992 $msg =~ s/\n//;
3573 3993
3574 # limit the # of concurrent backtraces 3994 # limit the # of concurrent backtraces
3575 if ($_log_backtrace < 2) { 3995 if ($_log_backtrace < 2) {
3576 ++$_log_backtrace; 3996 ++$_log_backtrace;
3997 my $perl_bt = Carp::longmess $msg;
3577 async { 3998 async {
3999 $Coro::current->{desc} = "abt $msg";
4000
3578 my @bt = fork_call { 4001 my @bt = fork_call {
3579 @addr = map { sprintf "%x", $_ } @addr; 4002 @addr = map { sprintf "%x", $_ } @addr;
3580 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4003 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4004 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582 or die "addr2line: $!"; 4005 or die "addr2line: $!";
3590 } 4013 }
3591 4014
3592 @funcs 4015 @funcs
3593 }; 4016 };
3594 4017
3595 LOG llevInfo, "[ABT] $msg\n"; 4018 LOG llevInfo, "[ABT] $perl_bt\n";
4019 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596 LOG llevInfo, "[ABT] $_\n" for @bt; 4020 LOG llevInfo, "[ABT] $_\n" for @bt;
3597 --$_log_backtrace; 4021 --$_log_backtrace;
3598 }; 4022 };
3599 } else { 4023 } else {
3600 LOG llevInfo, "[ABT] $msg\n"; 4024 LOG llevInfo, "[ABT] $msg\n";
3601 LOG llevInfo, "[ABT] [suppressed]\n"; 4025 LOG llevInfo, "[ABT] [suppressed]\n";
3602 } 4026 }
3603} 4027}
3604 4028
3605# load additional modules 4029# load additional modules
3606use cf::pod; 4030require "cf/$_.pm" for @EXTRA_MODULES;
4031cf::_connect_to_perl_2;
3607 4032
3608END { cf::emergency_save } 4033END { cf::emergency_save }
3609 4034
36101 40351
3611 4036

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