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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.266 by root, Fri May 18 01:01:02 2007 UTC vs.
Revision 1.445 by root, Wed Sep 10 18:18:10 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
24use 5.10.0;
3use utf8; 25use utf8;
4use strict; 26use strict "vars", "subs";
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Storable; 31use EV;
10use Event;
11use Opcode; 32use Opcode;
12use Safe; 33use Safe;
13use Safe::Hole; 34use Safe::Hole;
35use Storable ();
14 36
15use Coro 3.61 (); 37use Coro ();
16use Coro::State; 38use Coro::State;
17use Coro::Handle; 39use Coro::Handle;
40use Coro::EV;
18use Coro::Event; 41use Coro::AnyEvent;
19use Coro::Timer; 42use Coro::Timer;
20use Coro::Signal; 43use Coro::Signal;
21use Coro::Semaphore; 44use Coro::Semaphore;
45use Coro::AnyEvent;
22use Coro::AIO; 46use Coro::AIO;
47use Coro::BDB 1.6;
23use Coro::Storable; 48use Coro::Storable;
49use Coro::Util ();
24 50
51use JSON::XS 2.01 ();
25use BDB (); 52use BDB ();
26use Data::Dumper; 53use Data::Dumper;
27use Digest::MD5; 54use Digest::MD5;
28use Fcntl; 55use Fcntl;
29use YAML::Syck (); 56use YAML ();
30use IO::AIO 2.32 (); 57use IO::AIO ();
31use Time::HiRes; 58use Time::HiRes;
32use Compress::LZF; 59use Compress::LZF;
60use Digest::MD5 ();
61
62AnyEvent::detect;
33 63
34# configure various modules to our taste 64# configure various modules to our taste
35# 65#
36$Storable::canonical = 1; # reduce rsync transfers 66$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 67Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 68Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39 69
40$Event::Eval = 1; # no idea why this is required, but it is
41
42# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43$YAML::Syck::ImplicitUnicode = 1;
44
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 71
47sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 72sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48 73
49our %COMMAND = (); 74our %COMMAND = ();
50our %COMMAND_TIME = (); 75our %COMMAND_TIME = ();
51 76
52our @EXTS = (); # list of extension package names 77our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 78our %EXTCMD = ();
79our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 80our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 81our %EXT_MAP = (); # pluggable maps
56 82
57our $RELOAD; # number of reloads so far 83our $RELOAD; # number of reloads so far
58our @EVENT; 84our @EVENT;
59 85
60our $CONFDIR = confdir; 86our $CONFDIR = confdir;
61our $DATADIR = datadir; 87our $DATADIR = datadir;
62our $LIBDIR = "$DATADIR/ext"; 88our $LIBDIR = "$DATADIR/ext";
63our $PODDIR = "$DATADIR/pod"; 89our $PODDIR = "$DATADIR/pod";
64our $MAPDIR = "$DATADIR/" . mapdir; 90our $MAPDIR = "$DATADIR/" . mapdir;
65our $LOCALDIR = localdir; 91our $LOCALDIR = localdir;
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 92our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 93our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 94our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 95our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 96our $BDBDIR = "$LOCALDIR/db";
97our $PIDFILE = "$LOCALDIR/pid";
98our $RUNTIMEFILE = "$LOCALDIR/runtime";
99
100our %RESOURCE;
71 101
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 102our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER;
74our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 103our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 104our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 105our $USE_FSYNC = 1; # use fsync to write maps - default off
79 106
107our $BDB_DEADLOCK_WATCHER;
108our $BDB_CHECKPOINT_WATCHER;
80our $BDB_POLL_WATCHER; 109our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 110our $DB_ENV;
82 111
83our %CFG; 112our %CFG;
84 113
85our $UPTIME; $UPTIME ||= time; 114our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 115our $RUNTIME;
116our $NOW;
87 117
88our %PLAYER; # all users 118our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 119our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 120our $LINK_MAP; # the special {link} map, which is always available
91 121
92# used to convert map paths into valid unix filenames by replacing / by ∕ 122# used to convert map paths into valid unix filenames by replacing / by ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 123our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94 124
95our $LOAD; # a number between 0 (idle) and 1 (too many objects) 125our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing 126our $LOADAVG; # same thing, but with alpha-smoothing
127our $JITTER; # average jitter
97our $tick_start; # for load detecting purposes 128our $TICK_START; # for load detecting purposes
98 129
99binmode STDOUT; 130binmode STDOUT;
100binmode STDERR; 131binmode STDERR;
101 132
102# read virtual server time, if available 133# read virtual server time, if available
103unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 134unless ($RUNTIME || !-e $RUNTIMEFILE) {
104 open my $fh, "<", "$LOCALDIR/runtime" 135 open my $fh, "<", $RUNTIMEFILE
105 or die "unable to read runtime file: $!"; 136 or die "unable to read $RUNTIMEFILE file: $!";
106 $RUNTIME = <$fh> + 0.; 137 $RUNTIME = <$fh> + 0.;
107} 138}
108 139
109mkdir $_ 140mkdir $_
110 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 141 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
… …
155 186
156The raw value load value from the last tick. 187The raw value load value from the last tick.
157 188
158=item %cf::CFG 189=item %cf::CFG
159 190
160Configuration for the server, loaded from C</etc/crossfire/config>, or 191Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161from wherever your confdir points to. 192from wherever your confdir points to.
162 193
163=item cf::wait_for_tick, cf::wait_for_tick_begin 194=item cf::wait_for_tick, cf::wait_for_tick_begin
164 195
165These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 196These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166returns directly I<after> the tick processing (and consequently, can only wake one process 197returns directly I<after> the tick processing (and consequently, can only wake one process
167per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 198per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168 199
200=item @cf::INVOKE_RESULTS
201
202This array contains the results of the last C<invoke ()> call. When
203C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
204that call.
205
169=back 206=back
170 207
171=cut 208=cut
172 209
173BEGIN { 210BEGIN {
… …
177 $msg .= "\n" 214 $msg .= "\n"
178 unless $msg =~ /\n$/; 215 unless $msg =~ /\n$/;
179 216
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 217 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181 218
182 utf8::encode $msg;
183 LOG llevError, $msg; 219 LOG llevError, $msg;
184 }; 220 };
185} 221}
222
223$Coro::State::DIEHOOK = sub {
224 return unless $^S eq 0; # "eq", not "=="
225
226 if ($Coro::current == $Coro::main) {#d#
227 warn "DIEHOOK called in main context, Coro bug?\n";#d#
228 return;#d#
229 }#d#
230
231 # kill coroutine otherwise
232 warn Carp::longmess $_[0];
233 Coro::terminate
234};
235
236$SIG{__DIE__} = sub { }; #d#?
186 237
187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 238@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 239@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 240@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 241@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable'; 242@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
243@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; 244@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193 245
194# we bless all objects into (empty) derived classes to force a method lookup 246# we bless all objects into (empty) derived classes to force a method lookup
195# within the Safe compartment. 247# within the Safe compartment.
196for my $pkg (qw( 248for my $pkg (qw(
197 cf::global cf::attachable 249 cf::global cf::attachable
198 cf::object cf::object::player 250 cf::object cf::object::player
199 cf::client cf::player 251 cf::client cf::player
200 cf::arch cf::living 252 cf::arch cf::living
253 cf::map cf::mapspace
201 cf::map cf::party cf::region 254 cf::party cf::region
202)) { 255)) {
203 no strict 'refs';
204 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 256 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
205} 257}
206 258
207$Event::DIED = sub { 259$EV::DIED = sub {
208 warn "error in event callback: @_"; 260 warn "error in event callback: @_";
209}; 261};
262
263#############################################################################
210 264
211=head2 UTILITY FUNCTIONS 265=head2 UTILITY FUNCTIONS
212 266
213=over 4 267=over 4
214 268
… …
233 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 287 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
234 $d 288 $d
235 } || "[unable to dump $_[0]: '$@']"; 289 } || "[unable to dump $_[0]: '$@']";
236} 290}
237 291
238use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240=item $ref = cf::from_json $json 292=item $ref = cf::decode_json $json
241 293
242Converts a JSON string into the corresponding perl data structure. 294Converts a JSON string into the corresponding perl data structure.
243 295
244=item $json = cf::to_json $ref 296=item $json = cf::encode_json $ref
245 297
246Converts a perl data structure into its JSON representation. 298Converts a perl data structure into its JSON representation.
299
300=cut
301
302our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303
304sub encode_json($) { $json_coder->encode ($_[0]) }
305sub decode_json($) { $json_coder->decode ($_[0]) }
247 306
248=item cf::lock_wait $string 307=item cf::lock_wait $string
249 308
250Wait until the given lock is available. See cf::lock_acquire. 309Wait until the given lock is available. See cf::lock_acquire.
251 310
… …
254Wait until the given lock is available and then acquires it and returns 313Wait until the given lock is available and then acquires it and returns
255a Coro::guard object. If the guard object gets destroyed (goes out of scope, 314a Coro::guard object. If the guard object gets destroyed (goes out of scope,
256for example when the coroutine gets canceled), the lock is automatically 315for example when the coroutine gets canceled), the lock is automatically
257returned. 316returned.
258 317
318Locks are *not* recursive, locking from the same coro twice results in a
319deadlocked coro.
320
259Lock names should begin with a unique identifier (for example, cf::map::find 321Lock names should begin with a unique identifier (for example, cf::map::find
260uses map_find and cf::map::load uses map_load). 322uses map_find and cf::map::load uses map_load).
261 323
262=item $locked = cf::lock_active $string 324=item $locked = cf::lock_active $string
263 325
264Return true if the lock is currently active, i.e. somebody has locked it. 326Return true if the lock is currently active, i.e. somebody has locked it.
265 327
266=cut 328=cut
267 329
268our %LOCK; 330our %LOCK;
331our %LOCKER;#d#
269 332
270sub lock_wait($) { 333sub lock_wait($) {
271 my ($key) = @_; 334 my ($key) = @_;
335
336 if ($LOCKER{$key} == $Coro::current) {#d#
337 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338 return;#d#
339 }#d#
272 340
273 # wait for lock, if any 341 # wait for lock, if any
274 while ($LOCK{$key}) { 342 while ($LOCK{$key}) {
275 push @{ $LOCK{$key} }, $Coro::current; 343 push @{ $LOCK{$key} }, $Coro::current;
276 Coro::schedule; 344 Coro::schedule;
… …
282 350
283 # wait, to be sure we are not locked 351 # wait, to be sure we are not locked
284 lock_wait $key; 352 lock_wait $key;
285 353
286 $LOCK{$key} = []; 354 $LOCK{$key} = [];
355 $LOCKER{$key} = $Coro::current;#d#
287 356
288 Coro::guard { 357 Coro::guard {
358 delete $LOCKER{$key};#d#
289 # wake up all waiters, to be on the safe side 359 # wake up all waiters, to be on the safe side
290 $_->ready for @{ delete $LOCK{$key} }; 360 $_->ready for @{ delete $LOCK{$key} };
291 } 361 }
292} 362}
293 363
… …
296 366
297 ! ! $LOCK{$key} 367 ! ! $LOCK{$key}
298} 368}
299 369
300sub freeze_mainloop { 370sub freeze_mainloop {
301 return unless $TICK_WATCHER->is_active; 371 tick_inhibit_inc;
302 372
303 my $guard = Coro::guard { 373 Coro::guard \&tick_inhibit_dec;
304 $TICK_WATCHER->start; 374}
375
376=item cf::periodic $interval, $cb
377
378Like EV::periodic, but randomly selects a starting point so that the actions
379get spread over timer.
380
381=cut
382
383sub periodic($$) {
384 my ($interval, $cb) = @_;
385
386 my $start = rand List::Util::min 180, $interval;
387
388 EV::periodic $start, $interval, 0, $cb
389}
390
391=item cf::get_slot $time[, $priority[, $name]]
392
393Allocate $time seconds of blocking CPU time at priority C<$priority>:
394This call blocks and returns only when you have at least C<$time> seconds
395of cpu time till the next tick. The slot is only valid till the next cede.
396
397The optional C<$name> can be used to identify the job to run. It might be
398used for statistical purposes and should identify the same time-class.
399
400Useful for short background jobs.
401
402=cut
403
404our @SLOT_QUEUE;
405our $SLOT_QUEUE;
406
407$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408$SLOT_QUEUE = Coro::async {
409 $Coro::current->desc ("timeslot manager");
410
411 my $signal = new Coro::Signal;
412
413 while () {
414 next_job:
415 my $avail = cf::till_tick;
416 if ($avail > 0.01) {
417 for (0 .. $#SLOT_QUEUE) {
418 if ($SLOT_QUEUE[$_][0] < $avail) {
419 my $job = splice @SLOT_QUEUE, $_, 1, ();
420 $job->[2]->send;
421 Coro::cede;
422 goto next_job;
423 }
424 }
425 }
426
427 if (@SLOT_QUEUE) {
428 # we do not use wait_for_tick() as it returns immediately when tick is inactive
429 push @cf::WAIT_FOR_TICK, $signal;
430 $signal->wait;
431 } else {
432 Coro::schedule;
433 }
305 }; 434 }
306 $TICK_WATCHER->stop; 435};
307 $guard 436
437sub get_slot($;$$) {
438 return if tick_inhibit || $Coro::current == $Coro::main;
439
440 my ($time, $pri, $name) = @_;
441
442 $time = $TICK * .6 if $time > $TICK * .6;
443 my $sig = new Coro::Signal;
444
445 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447 $SLOT_QUEUE->ready;
448 $sig->wait;
308} 449}
309 450
310=item cf::async { BLOCK } 451=item cf::async { BLOCK }
311 452
312Currently the same as Coro::async_pool, meaning you cannot use 453Currently the same as Coro::async_pool, meaning you cannot use
… …
317 458
318BEGIN { *async = \&Coro::async_pool } 459BEGIN { *async = \&Coro::async_pool }
319 460
320=item cf::sync_job { BLOCK } 461=item cf::sync_job { BLOCK }
321 462
322The design of crossfire+ requires that the main coro ($Coro::main) is 463The design of Deliantra requires that the main coroutine ($Coro::main)
323always able to handle events or runnable, as crossfire+ is only partly 464is always able to handle events or runnable, as Deliantra is only
324reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 465partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
466acceptable.
325 467
326If it must be done, put the blocking parts into C<sync_job>. This will run 468If it must be done, put the blocking parts into C<sync_job>. This will run
327the given BLOCK in another coroutine while waiting for the result. The 469the given BLOCK in another coroutine while waiting for the result. The
328server will be frozen during this time, so the block should either finish 470server will be frozen during this time, so the block should either finish
329fast or be very important. 471fast or be very important.
… …
332 474
333sub sync_job(&) { 475sub sync_job(&) {
334 my ($job) = @_; 476 my ($job) = @_;
335 477
336 if ($Coro::current == $Coro::main) { 478 if ($Coro::current == $Coro::main) {
337 my $time = Event::time; 479 my $time = EV::time;
338 480
339 # this is the main coro, too bad, we have to block 481 # this is the main coro, too bad, we have to block
340 # till the operation succeeds, freezing the server :/ 482 # till the operation succeeds, freezing the server :/
341 483
342 # TODO: use suspend/resume instead 484 LOG llevError, Carp::longmess "sync job";#d#
343 # (but this is cancel-safe) 485
344 my $freeze_guard = freeze_mainloop; 486 my $freeze_guard = freeze_mainloop;
345 487
346 my $busy = 1; 488 my $busy = 1;
347 my @res; 489 my @res;
348 490
349 (async { 491 (async {
492 $Coro::current->desc ("sync job coro");
350 @res = eval { $job->() }; 493 @res = eval { $job->() };
351 warn $@ if $@; 494 warn $@ if $@;
352 undef $busy; 495 undef $busy;
353 })->prio (Coro::PRIO_MAX); 496 })->prio (Coro::PRIO_MAX);
354 497
355 while ($busy) { 498 while ($busy) {
356 Coro::cede or Event::one_event; 499 if (Coro::nready) {
500 Coro::cede_notself;
501 } else {
502 EV::loop EV::LOOP_ONESHOT;
357 } 503 }
504 }
358 505
359 $time = Event::time - $time; 506 my $time = EV::time - $time;
360 507
361 LOG llevError | logBacktrace, Carp::longmess "long sync job"
362 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
363
364 $tick_start += $time; # do not account sync jobs to server load 508 $TICK_START += $time; # do not account sync jobs to server load
365 509
366 wantarray ? @res : $res[0] 510 wantarray ? @res : $res[0]
367 } else { 511 } else {
368 # we are in another coroutine, how wonderful, everything just works 512 # we are in another coroutine, how wonderful, everything just works
369 513
… …
389 $EXT_CORO{$coro+0} = $coro; 533 $EXT_CORO{$coro+0} = $coro;
390 534
391 $coro 535 $coro
392} 536}
393 537
394sub write_runtime { 538=item fork_call { }, $args
395 my $runtime = "$LOCALDIR/runtime";
396 539
397 # first touch the runtime file to show we are still running: 540Executes the given code block with the given arguments in a seperate
398 # the fsync below can take a very very long time. 541process, returning the results. Everything must be serialisable with
542Coro::Storable. May, of course, block. Note that the executed sub may
543never block itself or use any form of event handling.
399 544
400 if (my $fh = aio_open $runtime, O_WRONLY, 0) { 545=cut
401 utime undef, undef, $fh; 546
547sub fork_call(&@) {
548 my ($cb, @args) = @_;
549
550 # we seemingly have to make a local copy of the whole thing,
551 # otherwise perl prematurely frees the stuff :/
552 # TODO: investigate and fix (likely this will be rather laborious)
553
554 my @res = Coro::Util::fork_eval {
555 reset_signals;
556 &$cb
557 }, @args;
558
559 wantarray ? @res : $res[-1]
560}
561
562=item $coin = coin_from_name $name
563
564=cut
565
566our %coin_alias = (
567 "silver" => "silvercoin",
568 "silvercoin" => "silvercoin",
569 "silvercoins" => "silvercoin",
570 "gold" => "goldcoin",
571 "goldcoin" => "goldcoin",
572 "goldcoins" => "goldcoin",
573 "platinum" => "platinacoin",
574 "platinumcoin" => "platinacoin",
575 "platinumcoins" => "platinacoin",
576 "platina" => "platinacoin",
577 "platinacoin" => "platinacoin",
578 "platinacoins" => "platinacoin",
579 "royalty" => "royalty",
580 "royalties" => "royalty",
581);
582
583sub coin_from_name($) {
584 $coin_alias{$_[0]}
585 ? cf::arch::find $coin_alias{$_[0]}
586 : undef
587}
588
589=item $value = cf::db_get $family => $key
590
591Returns a single value from the environment database.
592
593=item cf::db_put $family => $key => $value
594
595Stores the given C<$value> in the family. It can currently store binary
596data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
597
598=item $db = cf::db_table "name"
599
600Create and/or open a new database table. The string must not be "db" and must be unique
601within each server.
602
603=cut
604
605sub db_table($) {
606 my ($name) = @_;
607 my $db = BDB::db_create $DB_ENV;
608
609 eval {
610 $db->set_flags (BDB::CHKSUM);
611
612 utf8::encode $name;
613 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
614 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
615 cf::cleanup "db_open(db): $!" if $!;
402 } 616 };
617 cf::cleanup "db_open(db): $@" if $@;
403 618
404 my $guard = cf::lock_acquire "write_runtime"; 619 $db
620}
405 621
406 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 622our $DB;
407 or return;
408 623
409 my $value = $cf::RUNTIME + 90 + 10; 624sub db_init {
410 # 10 is the runtime save interval, for a monotonic clock 625 cf::sync_job {
411 # 60 allows for the watchdog to kill the server. 626 $DB ||= db_table "db";
627 };
628}
412 629
413 (aio_write $fh, 0, (length $value), $value, 0) <= 0 630sub db_get($$) {
414 and return; 631 my $key = "$_[0]/$_[1]";
415 632
416 # always fsync - this file is important 633 cf::sync_job {
417 aio_fsync $fh 634 BDB::db_get $DB, undef, $key, my $data;
418 and return;
419 635
420 # touch it again to show we are up-to-date 636 $! ? ()
421 utime undef, undef, $fh; 637 : $data
422
423 close $fh
424 or return;
425
426 aio_rename "$runtime~", $runtime
427 and return;
428
429 warn "runtime file written.\n";#d#
430
431 1 638 }
639}
640
641sub db_put($$$) {
642 BDB::dbreq_pri 4;
643 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
644}
645
646=item cf::cache $id => [$paths...], $processversion => $process
647
648Generic caching function that returns the value of the resource $id,
649caching and regenerating as required.
650
651This function can block.
652
653=cut
654
655sub cache {
656 my ($id, $src, $processversion, $process) = @_;
657
658 my $meta =
659 join "\x00",
660 $processversion,
661 map {
662 aio_stat $_
663 and Carp::croak "$_: $!";
664
665 ($_, (stat _)[7,9])
666 } @$src;
667
668 my $dbmeta = db_get cache => "$id/meta";
669 if ($dbmeta ne $meta) {
670 # changed, we may need to process
671
672 my @data;
673 my $md5;
674
675 for (0 .. $#$src) {
676 0 <= aio_load $src->[$_], $data[$_]
677 or Carp::croak "$src->[$_]: $!";
678 }
679
680 # if processing is expensive, check
681 # checksum first
682 if (1) {
683 $md5 =
684 join "\x00",
685 $processversion,
686 map {
687 cf::cede_to_tick;
688 ($src->[$_], Digest::MD5::md5_hex $data[$_])
689 } 0.. $#$src;
690
691
692 my $dbmd5 = db_get cache => "$id/md5";
693 if ($dbmd5 eq $md5) {
694 db_put cache => "$id/meta", $meta;
695
696 return db_get cache => "$id/data";
697 }
698 }
699
700 my $t1 = Time::HiRes::time;
701 my $data = $process->(\@data);
702 my $t2 = Time::HiRes::time;
703
704 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
705
706 db_put cache => "$id/data", $data;
707 db_put cache => "$id/md5" , $md5;
708 db_put cache => "$id/meta", $meta;
709
710 return $data;
711 }
712
713 db_get cache => "$id/data"
432} 714}
433 715
434=item cf::datalog type => key => value, ... 716=item cf::datalog type => key => value, ...
435 717
436Log a datalog packet of the given type with the given key-value pairs. 718Log a datalog packet of the given type with the given key-value pairs.
… …
454attach callbacks/event handlers (a collection of which is called an "attachment") 736attach callbacks/event handlers (a collection of which is called an "attachment")
455to it. All such attachable objects support the following methods. 737to it. All such attachable objects support the following methods.
456 738
457In the following description, CLASS can be any of C<global>, C<object> 739In the following description, CLASS can be any of C<global>, C<object>
458C<player>, C<client> or C<map> (i.e. the attachable objects in 740C<player>, C<client> or C<map> (i.e. the attachable objects in
459crossfire+). 741Deliantra).
460 742
461=over 4 743=over 4
462 744
463=item $attachable->attach ($attachment, key => $value...) 745=item $attachable->attach ($attachment, key => $value...)
464 746
… …
627 $registry = $CB_TYPE[$object_type] ||= []; 909 $registry = $CB_TYPE[$object_type] ||= [];
628 910
629 } elsif ($type eq "subtype") { 911 } elsif ($type eq "subtype") {
630 defined $object_type or Carp::croak "subtype specified without type"; 912 defined $object_type or Carp::croak "subtype specified without type";
631 my $object_subtype = shift @arg; 913 my $object_subtype = shift @arg;
632 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= []; 914 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
633 915
634 } elsif ($type eq "package") { 916 } elsif ($type eq "package") {
635 my $pkg = shift @arg; 917 my $pkg = shift @arg;
636 918
637 while (my ($name, $id) = each %cb_id) { 919 while (my ($name, $id) = each %cb_id) {
… …
666 _attach $registry, $klass, @attach; 948 _attach $registry, $klass, @attach;
667 } 949 }
668 950
669 $obj->{$name} = \%arg; 951 $obj->{$name} = \%arg;
670 } else { 952 } else {
671 warn "object uses attachment '$name' that is not available, postponing.\n"; 953 warn "object uses attachment '$name' which is not available, postponing.\n";
672 } 954 }
673 955
674 $obj->{_attachment}{$name} = undef; 956 $obj->{_attachment}{$name} = undef;
675} 957}
676 958
… …
678 if (ref $_[0]) { 960 if (ref $_[0]) {
679 _object_attach @_; 961 _object_attach @_;
680 } else { 962 } else {
681 _attach shift->_attach_registry, @_; 963 _attach shift->_attach_registry, @_;
682 } 964 }
965 _recalc_want;
683}; 966};
684 967
685# all those should be optimised 968# all those should be optimised
686sub cf::attachable::detach { 969sub cf::attachable::detach {
687 my ($obj, $name) = @_; 970 my ($obj, $name) = @_;
… …
690 delete $obj->{_attachment}{$name}; 973 delete $obj->{_attachment}{$name};
691 reattach ($obj); 974 reattach ($obj);
692 } else { 975 } else {
693 Carp::croak "cannot, currently, detach class attachments"; 976 Carp::croak "cannot, currently, detach class attachments";
694 } 977 }
978 _recalc_want;
695}; 979};
696 980
697sub cf::attachable::attached { 981sub cf::attachable::attached {
698 my ($obj, $name) = @_; 982 my ($obj, $name) = @_;
699 983
… …
714 "; 998 ";
715 die if $@; 999 die if $@;
716} 1000}
717 1001
718our $override; 1002our $override;
719our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 1003our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
720 1004
721sub override { 1005sub override {
722 $override = 1; 1006 $override = 1;
723 @invoke_results = (); 1007 @INVOKE_RESULTS = (@_);
724} 1008}
725 1009
726sub do_invoke { 1010sub do_invoke {
727 my $event = shift; 1011 my $event = shift;
728 my $callbacks = shift; 1012 my $callbacks = shift;
729 1013
730 @invoke_results = (); 1014 @INVOKE_RESULTS = ();
731 1015
732 local $override; 1016 local $override;
733 1017
734 for (@$callbacks) { 1018 for (@$callbacks) {
735 eval { &{$_->[1]} }; 1019 eval { &{$_->[1]} };
… …
744 } 1028 }
745 1029
746 0 1030 0
747} 1031}
748 1032
749=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1033=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
750 1034
751=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1035=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
752 1036
753Generate an object-specific event with the given arguments. 1037Generate an object-specific event with the given arguments.
754 1038
755This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1039This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
756removed in future versions), and there is no public API to access override 1040removed in future versions), and there is no public API to access override
757results (if you must, access C<@cf::invoke_results> directly). 1041results (if you must, access C<@cf::INVOKE_RESULTS> directly).
758 1042
759=back 1043=back
760 1044
761=cut 1045=cut
762 1046
763############################################################################# 1047#############################################################################
764# object support 1048# object support
1049
1050sub _object_equal($$);
1051sub _object_equal($$) {
1052 my ($a, $b) = @_;
1053
1054 return 0 unless (ref $a) eq (ref $b);
1055
1056 if ("HASH" eq ref $a) {
1057 my @ka = keys %$a;
1058 my @kb = keys %$b;
1059
1060 return 0 if @ka != @kb;
1061
1062 for (0 .. $#ka) {
1063 return 0 unless $ka[$_] eq $kb[$_];
1064 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1065 }
1066
1067 } elsif ("ARRAY" eq ref $a) {
1068
1069 return 0 if @$a != @$b;
1070
1071 for (0 .. $#$a) {
1072 return 0 unless _object_equal $a->[$_], $b->[$_];
1073 }
1074
1075 } elsif ($a ne $b) {
1076 return 0;
1077 }
1078
1079 1
1080}
1081
1082our $SLOW_MERGES;#d#
1083sub _can_merge {
1084 my ($ob1, $ob2) = @_;
1085
1086 ++$SLOW_MERGES;#d#
1087
1088 # we do the slow way here
1089 return _object_equal $ob1, $ob2
1090}
765 1091
766sub reattach { 1092sub reattach {
767 # basically do the same as instantiate, without calling instantiate 1093 # basically do the same as instantiate, without calling instantiate
768 my ($obj) = @_; 1094 my ($obj) = @_;
769 1095
1096 # no longer needed after getting rid of delete_package?
770 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1097 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
771 1098
772 my $registry = $obj->registry; 1099 my $registry = $obj->registry;
773 1100
774 @$registry = (); 1101 @$registry = ();
775 1102
… …
790cf::attachable->attach ( 1117cf::attachable->attach (
791 prio => -1000000, 1118 prio => -1000000,
792 on_instantiate => sub { 1119 on_instantiate => sub {
793 my ($obj, $data) = @_; 1120 my ($obj, $data) = @_;
794 1121
795 $data = from_json $data; 1122 $data = decode_json $data;
796 1123
797 for (@$data) { 1124 for (@$data) {
798 my ($name, $args) = @$_; 1125 my ($name, $args) = @$_;
799 1126
800 $obj->attach ($name, %{$args || {} }); 1127 $obj->attach ($name, %{$args || {} });
… …
816sub object_freezer_save { 1143sub object_freezer_save {
817 my ($filename, $rdata, $objs) = @_; 1144 my ($filename, $rdata, $objs) = @_;
818 1145
819 sync_job { 1146 sync_job {
820 if (length $$rdata) { 1147 if (length $$rdata) {
1148 utf8::decode (my $decname = $filename);
821 warn sprintf "saving %s (%d,%d)\n", 1149 warn sprintf "saving %s (%d,%d)\n",
822 $filename, length $$rdata, scalar @$objs; 1150 $decname, length $$rdata, scalar @$objs;
823 1151
824 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
825 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
826 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1154 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
827 aio_fsync $fh if $cf::USE_FSYNC; 1155 aio_fsync $fh if $cf::USE_FSYNC;
828 close $fh; 1156 aio_close $fh;
829 1157
830 if (@$objs) { 1158 if (@$objs) {
831 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1159 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
832 chmod SAVE_MODE, $fh; 1160 aio_chmod $fh, SAVE_MODE;
833 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1161 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
834 aio_write $fh, 0, (length $data), $data, 0; 1162 aio_write $fh, 0, (length $data), $data, 0;
835 aio_fsync $fh if $cf::USE_FSYNC; 1163 aio_fsync $fh if $cf::USE_FSYNC;
836 close $fh; 1164 aio_close $fh;
837 aio_rename "$filename.pst~", "$filename.pst"; 1165 aio_rename "$filename.pst~", "$filename.pst";
838 } 1166 }
839 } else { 1167 } else {
840 aio_unlink "$filename.pst"; 1168 aio_unlink "$filename.pst";
841 } 1169 }
… …
846 } 1174 }
847 } else { 1175 } else {
848 aio_unlink $filename; 1176 aio_unlink $filename;
849 aio_unlink "$filename.pst"; 1177 aio_unlink "$filename.pst";
850 } 1178 }
851 } 1179 };
852} 1180}
853 1181
854sub object_freezer_as_string { 1182sub object_freezer_as_string {
855 my ($rdata, $objs) = @_; 1183 my ($rdata, $objs) = @_;
856 1184
… …
868 or return; 1196 or return;
869 1197
870 unless (aio_stat "$filename.pst") { 1198 unless (aio_stat "$filename.pst") {
871 (aio_load "$filename.pst", $av) >= 0 1199 (aio_load "$filename.pst", $av) >= 0
872 or return; 1200 or return;
1201
873 $av = eval { (Storable::thaw $av)->{objs} }; 1202 my $st = eval { Coro::Storable::thaw $av };
1203 $av = $st->{objs};
874 } 1204 }
875 1205
1206 utf8::decode (my $decname = $filename);
876 warn sprintf "loading %s (%d)\n", 1207 warn sprintf "loading %s (%d,%d)\n",
877 $filename, length $data, scalar @{$av || []};#d# 1208 $decname, length $data, scalar @{$av || []};
1209
878 return ($data, $av); 1210 ($data, $av)
879} 1211}
1212
1213=head2 COMMAND CALLBACKS
1214
1215=over 4
1216
1217=cut
880 1218
881############################################################################# 1219#############################################################################
882# command handling &c 1220# command handling &c
883 1221
884=item cf::register_command $name => \&callback($ob,$args); 1222=item cf::register_command $name => \&callback($ob,$args);
… …
897 push @{ $COMMAND{$name} }, [$caller, $cb]; 1235 push @{ $COMMAND{$name} }, [$caller, $cb];
898} 1236}
899 1237
900=item cf::register_extcmd $name => \&callback($pl,$packet); 1238=item cf::register_extcmd $name => \&callback($pl,$packet);
901 1239
902Register a callbackf ro execution when the client sends an extcmd packet. 1240Register a callback for execution when the client sends an (synchronous)
1241extcmd packet. Ext commands will be processed in the order they are
1242received by the server, like other user commands. The first argument is
1243the logged-in player. Ext commands can only be processed after a player
1244has logged in successfully.
903 1245
904If the callback returns something, it is sent back as if reply was being 1246If the callback returns something, it is sent back as if reply was being
905called. 1247called.
906 1248
1249=item cf::register_exticmd $name => \&callback($ns,$packet);
1250
1251Register a callback for execution when the client sends an (asynchronous)
1252exticmd packet. Exti commands are processed by the server as soon as they
1253are received, i.e. out of order w.r.t. other commands. The first argument
1254is a client socket. Exti commands can be received anytime, even before
1255log-in.
1256
1257If the callback returns something, it is sent back as if reply was being
1258called.
1259
907=cut 1260=cut
908 1261
909sub register_extcmd { 1262sub register_extcmd {
910 my ($name, $cb) = @_; 1263 my ($name, $cb) = @_;
911 1264
912 $EXTCMD{$name} = $cb; 1265 $EXTCMD{$name} = $cb;
1266}
1267
1268sub register_exticmd {
1269 my ($name, $cb) = @_;
1270
1271 $EXTICMD{$name} = $cb;
913} 1272}
914 1273
915cf::player->attach ( 1274cf::player->attach (
916 on_command => sub { 1275 on_command => sub {
917 my ($pl, $name, $params) = @_; 1276 my ($pl, $name, $params) = @_;
… …
926 cf::override; 1285 cf::override;
927 }, 1286 },
928 on_extcmd => sub { 1287 on_extcmd => sub {
929 my ($pl, $buf) = @_; 1288 my ($pl, $buf) = @_;
930 1289
931 my $msg = eval { from_json $buf }; 1290 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
932 1291
933 if (ref $msg) { 1292 if (ref $msg) {
1293 my ($type, $reply, @payload) =
1294 "ARRAY" eq ref $msg
1295 ? @$msg
1296 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1297
1298 my @reply;
1299
934 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1300 if (my $cb = $EXTCMD{$type}) {
935 if (my %reply = $cb->($pl, $msg)) { 1301 @reply = $cb->($pl, @payload);
936 $pl->ext_reply ($msg->{msgid}, %reply);
937 }
938 } 1302 }
1303
1304 $pl->ext_reply ($reply, @reply)
1305 if $reply;
1306
939 } else { 1307 } else {
940 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1308 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
941 } 1309 }
942 1310
943 cf::override; 1311 cf::override;
944 }, 1312 },
945); 1313);
946 1314
947sub load_extension {
948 my ($path) = @_;
949
950 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
951 my $base = $1;
952 my $pkg = $1;
953 $pkg =~ s/[^[:word:]]/_/g;
954 $pkg = "ext::$pkg";
955
956 warn "... loading '$path' into '$pkg'\n";
957
958 open my $fh, "<:utf8", $path
959 or die "$path: $!";
960
961 my $source =
962 "package $pkg; use strict; use utf8;\n"
963 . "#line 1 \"$path\"\n{\n"
964 . (do { local $/; <$fh> })
965 . "\n};\n1";
966
967 unless (eval $source) {
968 my $msg = $@ ? "$path: $@\n"
969 : "extension disabled.\n";
970 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
971 warn $@;
972 warn "mandatory extension failed to load, exiting.\n";
973 exit 1;
974 }
975 die $@;
976 }
977
978 push @EXTS, $pkg;
979}
980
981sub load_extensions { 1315sub load_extensions {
1316 cf::sync_job {
1317 my %todo;
1318
982 for my $ext (<$LIBDIR/*.ext>) { 1319 for my $path (<$LIBDIR/*.ext>) {
983 next unless -r $ext; 1320 next unless -r $path;
984 eval { 1321
985 load_extension $ext; 1322 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
1323 my $base = $1;
1324 my $pkg = $1;
1325 $pkg =~ s/[^[:word:]]/_/g;
1326 $pkg = "ext::$pkg";
1327
1328 open my $fh, "<:utf8", $path
1329 or die "$path: $!";
1330
1331 my $source = do { local $/; <$fh> };
1332
1333 my %ext = (
1334 path => $path,
1335 base => $base,
1336 pkg => $pkg,
1337 );
1338
1339 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341
1342 $ext{source} =
1343 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1344 . "#line 1 \"$path\"\n{\n"
1345 . $source
1346 . "\n};\n1";
1347
1348 $todo{$base} = \%ext;
1349 }
1350
1351 my %done;
1352 while (%todo) {
1353 my $progress;
1354
1355 while (my ($k, $v) = each %todo) {
1356 for (split /,\s*/, $v->{meta}{depends}) {
1357 goto skip
1358 unless exists $done{$_};
1359 }
1360
1361 warn "... loading '$k' into '$v->{pkg}'\n";
1362
1363 unless (eval $v->{source}) {
1364 my $msg = $@ ? "$v->{path}: $@\n"
1365 : "$v->{base}: extension inactive.\n";
1366
1367 if (exists $v->{meta}{mandatory}) {
1368 warn $msg;
1369 cf::cleanup "mandatory extension failed to load, exiting.";
1370 }
1371
1372 warn $msg;
1373 }
1374
1375 $done{$k} = delete $todo{$k};
1376 push @EXTS, $v->{pkg};
1377 $progress = 1;
986 1 1378 }
987 } or warn "$ext not loaded: $@"; 1379
1380 skip:
1381 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1382 unless $progress;
1383 }
988 } 1384 };
989} 1385}
990 1386
991############################################################################# 1387#############################################################################
992 1388
1389=back
1390
993=head2 CORE EXTENSIONS 1391=head2 CORE EXTENSIONS
994 1392
995Functions and methods that extend core crossfire objects. 1393Functions and methods that extend core crossfire objects.
996 1394
997=cut 1395=cut
… …
1001use Coro::AIO; 1399use Coro::AIO;
1002 1400
1003=head3 cf::player 1401=head3 cf::player
1004 1402
1005=over 4 1403=over 4
1404
1405=item cf::player::num_playing
1406
1407Returns the official number of playing players, as per the Crossfire metaserver rules.
1408
1409=cut
1410
1411sub num_playing {
1412 scalar grep
1413 $_->ob->map
1414 && !$_->hidden
1415 && !$_->ob->flag (cf::FLAG_WIZ),
1416 cf::player::list
1417}
1006 1418
1007=item cf::player::find $login 1419=item cf::player::find $login
1008 1420
1009Returns the given player object, loading it if necessary (might block). 1421Returns the given player object, loading it if necessary (might block).
1010 1422
… …
1046 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1458 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1047 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1459 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1048 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1460 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1049 aio_unlink +(playerdir $login) . "/$login.pl"; 1461 aio_unlink +(playerdir $login) . "/$login.pl";
1050 1462
1051 my $pl = load_pl path $login 1463 my $f = new_from_file cf::object::thawer path $login
1052 or return; 1464 or return;
1465
1466 my $pl = cf::player::load_pl $f
1467 or return;
1468
1469 local $cf::PLAYER_LOADING{$login} = $pl;
1470 $f->resolve_delayed_derefs;
1053 $cf::PLAYER{$login} = $pl 1471 $cf::PLAYER{$login} = $pl
1054 } 1472 }
1055 } 1473 }
1056} 1474}
1057 1475
… …
1066 return if $pl->{deny_save}; 1484 return if $pl->{deny_save};
1067 1485
1068 aio_mkdir playerdir $pl, 0770; 1486 aio_mkdir playerdir $pl, 0770;
1069 $pl->{last_save} = $cf::RUNTIME; 1487 $pl->{last_save} = $cf::RUNTIME;
1070 1488
1489 cf::get_slot 0.01;
1490
1071 $pl->save_pl ($path); 1491 $pl->save_pl ($path);
1072 Coro::cede; 1492 cf::cede_to_tick;
1073} 1493}
1074 1494
1075sub new($) { 1495sub new($) {
1076 my ($login) = @_; 1496 my ($login) = @_;
1077 1497
… …
1083 $cf::PLAYER{$login} = $self; 1503 $cf::PLAYER{$login} = $self;
1084 1504
1085 $self 1505 $self
1086} 1506}
1087 1507
1508=item $player->send_msg ($channel, $msg, $color, [extra...])
1509
1510=cut
1511
1512sub send_msg {
1513 my $ns = shift->ns
1514 or return;
1515 $ns->send_msg (@_);
1516}
1517
1088=item $pl->quit_character 1518=item $pl->quit_character
1089 1519
1090Nukes the player without looking back. If logged in, the connection will 1520Nukes the player without looking back. If logged in, the connection will
1091be destroyed. May block for a long time. 1521be destroyed. May block for a long time.
1092 1522
… …
1096 my ($pl) = @_; 1526 my ($pl) = @_;
1097 1527
1098 my $name = $pl->ob->name; 1528 my $name = $pl->ob->name;
1099 1529
1100 $pl->{deny_save} = 1; 1530 $pl->{deny_save} = 1;
1101 $pl->password ("*"); # this should lock out the player until we nuked the dir 1531 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1102 1532
1103 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1533 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1104 $pl->deactivate; 1534 $pl->deactivate;
1535 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536 $pl->ob->check_score;
1105 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1537 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1106 $pl->ns->destroy if $pl->ns; 1538 $pl->ns->destroy if $pl->ns;
1107 1539
1108 my $path = playerdir $pl; 1540 my $path = playerdir $pl;
1109 my $temp = "$path~$cf::RUNTIME~deleting~"; 1541 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1145 or return []; 1577 or return [];
1146 1578
1147 my @logins; 1579 my @logins;
1148 1580
1149 for my $login (@$dirs) { 1581 for my $login (@$dirs) {
1582 my $path = path $login;
1583
1584 # a .pst is a dead give-away for a valid player
1585 # if no pst file found, open and chekc for blocked users
1586 if (aio_stat "$path.pst") {
1150 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1587 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1151 aio_read $fh, 0, 512, my $buf, 0 or next; 1588 aio_read $fh, 0, 512, my $buf, 0 or next;
1152 $buf !~ /^password -------------$/m or next; # official not-valid tag 1589 $buf !~ /^password -------------$/m or next; # official not-valid tag
1590 }
1153 1591
1154 utf8::decode $login; 1592 utf8::decode $login;
1155 push @logins, $login; 1593 push @logins, $login;
1156 } 1594 }
1157 1595
… …
1184 } 1622 }
1185 1623
1186 \@paths 1624 \@paths
1187} 1625}
1188 1626
1627=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1628
1629Expand crossfire pod fragments into protocol xml.
1630
1189=item $player->ext_reply ($msgid, %msg) 1631=item $player->ext_reply ($msgid, @msg)
1190 1632
1191Sends an ext reply to the player. 1633Sends an ext reply to the player.
1192 1634
1193=cut 1635=cut
1194 1636
1195sub ext_reply($$%) { 1637sub ext_reply($$@) {
1196 my ($self, $id, %msg) = @_; 1638 my ($self, $id, @msg) = @_;
1197 1639
1198 $msg{msgid} = $id; 1640 $self->ns->ext_reply ($id, @msg)
1199
1200 $self->send ("ext " . cf::to_json \%msg);
1201} 1641}
1202 1642
1203=item $player->ext_event ($type, %msg) 1643=item $player->ext_msg ($type, @msg)
1204 1644
1205Sends an ext event to the client. 1645Sends an ext event to the client.
1206 1646
1207=cut 1647=cut
1208 1648
1209sub ext_event($$%) { 1649sub ext_msg($$@) {
1210 my ($self, $type, %msg) = @_; 1650 my ($self, $type, @msg) = @_;
1211 1651
1212 $self->ns->ext_event ($type, %msg); 1652 $self->ns->ext_msg ($type, @msg);
1213} 1653}
1214 1654
1215=head3 cf::region 1655=head3 cf::region
1216 1656
1217=over 4 1657=over 4
… …
1220 1660
1221package cf::region; 1661package cf::region;
1222 1662
1223=item cf::region::find_by_path $path 1663=item cf::region::find_by_path $path
1224 1664
1225Tries to decuce the probable region for a map knowing only its path. 1665Tries to decuce the likely region for a map knowing only its path.
1226 1666
1227=cut 1667=cut
1228 1668
1229sub find_by_path($) { 1669sub find_by_path($) {
1230 my ($path) = @_; 1670 my ($path) = @_;
1231 1671
1232 my ($match, $specificity); 1672 my ($match, $specificity);
1233 1673
1234 for my $region (list) { 1674 for my $region (list) {
1235 if ($region->match && $path =~ $region->match) { 1675 if ($region->{match} && $path =~ $region->{match}) {
1236 ($match, $specificity) = ($region, $region->specificity) 1676 ($match, $specificity) = ($region, $region->specificity)
1237 if $region->specificity > $specificity; 1677 if $region->specificity > $specificity;
1238 } 1678 }
1239 } 1679 }
1240 1680
… …
1261our $MAX_RESET = 3600; 1701our $MAX_RESET = 3600;
1262our $DEFAULT_RESET = 3000; 1702our $DEFAULT_RESET = 3000;
1263 1703
1264sub generate_random_map { 1704sub generate_random_map {
1265 my ($self, $rmp) = @_; 1705 my ($self, $rmp) = @_;
1706
1707 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708
1266 # mit "rum" bekleckern, nicht 1709 # mit "rum" bekleckern, nicht
1267 $self->_create_random_map ( 1710 $self->_create_random_map (
1268 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1711 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1269 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1712 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1270 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1713 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1304 my ($self, $merge) = @_; 1747 my ($self, $merge) = @_;
1305 1748
1306 # we have to keep some variables in memory intact 1749 # we have to keep some variables in memory intact
1307 local $self->{path}; 1750 local $self->{path};
1308 local $self->{load_path}; 1751 local $self->{load_path};
1309 local $self->{deny_save};
1310 local $self->{deny_reset};
1311 1752
1312 $self->SUPER::thawer_merge ($merge); 1753 $self->SUPER::thawer_merge ($merge);
1313} 1754}
1314 1755
1315sub normalise { 1756sub normalise {
… …
1362 $self->init; # pass $1 etc. 1803 $self->init; # pass $1 etc.
1363 return $self; 1804 return $self;
1364 } 1805 }
1365 } 1806 }
1366 1807
1367 Carp::carp "unable to resolve path '$path' (base '$base')."; 1808 Carp::cluck "unable to resolve path '$path' (base '$base').";
1368 () 1809 ()
1369} 1810}
1370 1811
1371sub init { 1812sub init {
1372 my ($self) = @_; 1813 my ($self) = @_;
… …
1394 1835
1395# the temporary/swap location 1836# the temporary/swap location
1396sub save_path { 1837sub save_path {
1397 my ($self) = @_; 1838 my ($self) = @_;
1398 1839
1399 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1840 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1400 "$TMPDIR/$path.map" 1841 "$TMPDIR/$path.map"
1401} 1842}
1402 1843
1403# the unique path, undef == no special unique path 1844# the unique path, undef == no special unique path
1404sub uniq_path { 1845sub uniq_path {
1405 my ($self) = @_; 1846 my ($self) = @_;
1406 1847
1407 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1848 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1408 "$UNIQUEDIR/$path" 1849 "$UNIQUEDIR/$path"
1409} 1850}
1410 1851
1411# and all this just because we cannot iterate over 1852# and all this just because we cannot iterate over
1412# all maps in C++... 1853# all maps in C++...
… …
1415 1856
1416 $_->change_map_light ($change) 1857 $_->change_map_light ($change)
1417 for grep $_->outdoor, values %cf::MAP; 1858 for grep $_->outdoor, values %cf::MAP;
1418} 1859}
1419 1860
1861sub decay_objects {
1862 my ($self) = @_;
1863
1864 return if $self->{deny_reset};
1865
1866 $self->do_decay_objects;
1867}
1868
1420sub unlink_save { 1869sub unlink_save {
1421 my ($self) = @_; 1870 my ($self) = @_;
1422 1871
1423 utf8::encode (my $save = $self->save_path); 1872 utf8::encode (my $save = $self->save_path);
1424 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; 1873 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
… …
1427 1876
1428sub load_header_from($) { 1877sub load_header_from($) {
1429 my ($self, $path) = @_; 1878 my ($self, $path) = @_;
1430 1879
1431 utf8::encode $path; 1880 utf8::encode $path;
1432 #aio_open $path, O_RDONLY, 0 1881 my $f = new_from_file cf::object::thawer $path
1433 # or return;
1434
1435 $self->_load_header ($path)
1436 or return; 1882 or return;
1883
1884 $self->_load_header ($f)
1885 or return;
1886
1887 local $MAP_LOADING{$self->{path}} = $self;
1888 $f->resolve_delayed_derefs;
1437 1889
1438 $self->{load_path} = $path; 1890 $self->{load_path} = $path;
1439 1891
1440 1 1892 1
1441} 1893}
… …
1480 $self->load_header_orig 1932 $self->load_header_orig
1481 or return; 1933 or return;
1482 $self->prepare_orig; 1934 $self->prepare_orig;
1483 } 1935 }
1484 1936
1937 $self->{deny_reset} = 1
1938 if $self->no_reset;
1939
1485 $self->default_region (cf::region::find_by_path $self->{path}) 1940 $self->default_region (cf::region::find_by_path $self->{path})
1486 unless $self->default_region; 1941 unless $self->default_region;
1487 1942
1488 1 1943 1
1489} 1944}
… …
1492sub find { 1947sub find {
1493 my ($path, $origin) = @_; 1948 my ($path, $origin) = @_;
1494 1949
1495 $path = normalise $path, $origin && $origin->path; 1950 $path = normalise $path, $origin && $origin->path;
1496 1951
1952 cf::lock_wait "map_data:$path";#d#remove
1497 cf::lock_wait "map_find:$path"; 1953 cf::lock_wait "map_find:$path";
1498 1954
1499 $cf::MAP{$path} || do { 1955 $cf::MAP{$path} || do {
1956 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1500 my $guard = cf::lock_acquire "map_find:$path"; 1957 my $guard2 = cf::lock_acquire "map_find:$path";
1958
1501 my $map = new_from_path cf::map $path 1959 my $map = new_from_path cf::map $path
1502 or return; 1960 or return;
1503 1961
1504 $map->{last_save} = $cf::RUNTIME; 1962 $map->{last_save} = $cf::RUNTIME;
1505 1963
1506 $map->load_header 1964 $map->load_header
1507 or return; 1965 or return;
1508 1966
1509 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) 1967 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510 # doing this can freeze the server in a sync job, obviously 1968 # doing this can freeze the server in a sync job, obviously
1511 #$cf::WAIT_FOR_TICK->wait; 1969 #$cf::WAIT_FOR_TICK->wait;
1970 undef $guard2;
1971 undef $guard1;
1512 $map->reset; 1972 $map->reset;
1513 undef $guard;
1514 return find $path; 1973 return find $path;
1515 } 1974 }
1516 1975
1517 $cf::MAP{$path} = $map 1976 $cf::MAP{$path} = $map
1518 } 1977 }
… …
1527 local $self->{deny_reset} = 1; # loading can take a long time 1986 local $self->{deny_reset} = 1; # loading can take a long time
1528 1987
1529 my $path = $self->{path}; 1988 my $path = $self->{path};
1530 1989
1531 { 1990 {
1532 my $guard = cf::lock_acquire "map_load:$path"; 1991 my $guard = cf::lock_acquire "map_data:$path";
1533 1992
1993 return unless $self->valid;
1534 return if $self->in_memory != cf::MAP_SWAPPED; 1994 return unless $self->in_memory == cf::MAP_SWAPPED;
1535 1995
1536 $self->in_memory (cf::MAP_LOADING); 1996 $self->in_memory (cf::MAP_LOADING);
1537 1997
1538 $self->alloc; 1998 $self->alloc;
1539 1999
1540 $self->pre_load; 2000 $self->pre_load;
1541 Coro::cede; 2001 cf::cede_to_tick;
1542 2002
2003 my $f = new_from_file cf::object::thawer $self->{load_path};
2004 $f->skip_block;
1543 $self->_load_objects ($self->{load_path}, 1) 2005 $self->_load_objects ($f)
1544 or return; 2006 or return;
1545 2007
1546 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2008 $self->post_load_original
1547 if delete $self->{load_original}; 2009 if delete $self->{load_original};
1548 2010
1549 if (my $uniq = $self->uniq_path) { 2011 if (my $uniq = $self->uniq_path) {
1550 utf8::encode $uniq; 2012 utf8::encode $uniq;
1551 if (aio_open $uniq, O_RDONLY, 0) { 2013 unless (aio_stat $uniq) {
2014 if (my $f = new_from_file cf::object::thawer $uniq) {
1552 $self->clear_unique_items; 2015 $self->clear_unique_items;
1553 $self->_load_objects ($uniq, 0); 2016 $self->_load_objects ($f);
2017 $f->resolve_delayed_derefs;
2018 }
1554 } 2019 }
1555 } 2020 }
1556 2021
1557 Coro::cede; 2022 $f->resolve_delayed_derefs;
2023
2024 cf::cede_to_tick;
1558 # now do the right thing for maps 2025 # now do the right thing for maps
1559 $self->link_multipart_objects; 2026 $self->link_multipart_objects;
1560 $self->difficulty ($self->estimate_difficulty) 2027 $self->difficulty ($self->estimate_difficulty)
1561 unless $self->difficulty; 2028 unless $self->difficulty;
1562 Coro::cede; 2029 cf::cede_to_tick;
1563 2030
1564 unless ($self->{deny_activate}) { 2031 unless ($self->{deny_activate}) {
1565 $self->decay_objects; 2032 $self->decay_objects;
1566 $self->fix_auto_apply; 2033 $self->fix_auto_apply;
1567 $self->update_buttons; 2034 $self->update_buttons;
1568 Coro::cede; 2035 cf::cede_to_tick;
1569 $self->set_darkness_map; 2036 $self->set_darkness_map;
1570 Coro::cede; 2037 cf::cede_to_tick;
1571 $self->activate; 2038 $self->activate;
1572 } 2039 }
1573 2040
2041 $self->{last_save} = $cf::RUNTIME;
2042 $self->last_access ($cf::RUNTIME);
2043
1574 $self->in_memory (cf::MAP_IN_MEMORY); 2044 $self->in_memory (cf::MAP_ACTIVE);
1575 } 2045 }
1576 2046
1577 $self->post_load; 2047 $self->post_load;
1578} 2048}
1579 2049
… …
1581 my ($self, $ob) = @_; 2051 my ($self, $ob) = @_;
1582 2052
1583 return find "~" . $ob->name . "/" . $self->{path} 2053 return find "~" . $ob->name . "/" . $self->{path}
1584 if $self->per_player; 2054 if $self->per_player;
1585 2055
2056# return find "?party/" . $ob->name . "/" . $self->{path}
2057# if $self->per_party;
2058
1586 $self 2059 $self
1587} 2060}
1588 2061
1589# find and load all maps in the 3x3 area around a map 2062# find and load all maps in the 3x3 area around a map
1590sub load_diag { 2063sub load_neighbours {
1591 my ($map) = @_; 2064 my ($map) = @_;
1592 2065
1593 my @diag; # diagonal neighbours 2066 my @neigh; # diagonal neighbours
1594 2067
1595 for (0 .. 3) { 2068 for (0 .. 3) {
1596 my $neigh = $map->tile_path ($_) 2069 my $neigh = $map->tile_path ($_)
1597 or next; 2070 or next;
1598 $neigh = find $neigh, $map 2071 $neigh = find $neigh, $map
1599 or next; 2072 or next;
1600 $neigh->load; 2073 $neigh->load;
1601 2074
2075 push @neigh,
1602 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2076 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1603 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2077 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1604 } 2078 }
1605 2079
1606 for (@diag) { 2080 for (grep defined $_->[0], @neigh) {
2081 my ($path, $origin) = @$_;
1607 my $neigh = find @$_ 2082 my $neigh = find $path, $origin
1608 or next; 2083 or next;
1609 $neigh->load; 2084 $neigh->load;
1610 } 2085 }
1611} 2086}
1612 2087
… …
1617} 2092}
1618 2093
1619sub do_load_sync { 2094sub do_load_sync {
1620 my ($map) = @_; 2095 my ($map) = @_;
1621 2096
2097 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2098 if $Coro::current == $Coro::main;
2099
1622 cf::sync_job { $map->load }; 2100 cf::sync_job { $map->load };
1623} 2101}
1624 2102
1625our %MAP_PREFETCH; 2103our %MAP_PREFETCH;
1626our $MAP_PREFETCHER = undef; 2104our $MAP_PREFETCHER = undef;
1627 2105
1628sub find_async { 2106sub find_async {
1629 my ($path, $origin) = @_; 2107 my ($path, $origin, $load) = @_;
1630 2108
1631 $path = normalise $path, $origin && $origin->{path}; 2109 $path = normalise $path, $origin && $origin->{path};
1632 2110
1633 if (my $map = $cf::MAP{$path}) { 2111 if (my $map = $cf::MAP{$path}) {
1634 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2112 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1635 } 2113 }
1636 2114
1637 undef $MAP_PREFETCH{$path}; 2115 $MAP_PREFETCH{$path} |= $load;
2116
1638 $MAP_PREFETCHER ||= cf::async { 2117 $MAP_PREFETCHER ||= cf::async {
2118 $Coro::current->{desc} = "map prefetcher";
2119
1639 while (%MAP_PREFETCH) { 2120 while (%MAP_PREFETCH) {
1640 for my $path (keys %MAP_PREFETCH) { 2121 while (my ($k, $v) = each %MAP_PREFETCH) {
1641 my $map = find $path 2122 if (my $map = find $k) {
1642 or next;
1643 $map->load; 2123 $map->load if $v;
2124 }
1644 2125
1645 delete $MAP_PREFETCH{$path}; 2126 delete $MAP_PREFETCH{$k};
1646 } 2127 }
1647 } 2128 }
1648 undef $MAP_PREFETCHER; 2129 undef $MAP_PREFETCHER;
1649 }; 2130 };
1650 $MAP_PREFETCHER->prio (6); 2131 $MAP_PREFETCHER->prio (6);
… …
1653} 2134}
1654 2135
1655sub save { 2136sub save {
1656 my ($self) = @_; 2137 my ($self) = @_;
1657 2138
1658 my $lock = cf::lock_acquire "map_data:" . $self->path; 2139 my $lock = cf::lock_acquire "map_data:$self->{path}";
1659 2140
1660 $self->{last_save} = $cf::RUNTIME; 2141 $self->{last_save} = $cf::RUNTIME;
1661 2142
1662 return unless $self->dirty; 2143 return unless $self->dirty;
1663 2144
… …
1669 return if $self->{deny_save}; 2150 return if $self->{deny_save};
1670 2151
1671 local $self->{last_access} = $self->last_access;#d# 2152 local $self->{last_access} = $self->last_access;#d#
1672 2153
1673 cf::async { 2154 cf::async {
2155 $Coro::current->{desc} = "map player save";
1674 $_->contr->save for $self->players; 2156 $_->contr->save for $self->players;
1675 }; 2157 };
2158
2159 cf::get_slot 0.02;
1676 2160
1677 if ($uniq) { 2161 if ($uniq) {
1678 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2162 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1679 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2163 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1680 } else { 2164 } else {
… …
1686 my ($self) = @_; 2170 my ($self) = @_;
1687 2171
1688 # save first because save cedes 2172 # save first because save cedes
1689 $self->save; 2173 $self->save;
1690 2174
1691 my $lock = cf::lock_acquire "map_data:" . $self->path; 2175 my $lock = cf::lock_acquire "map_data:$self->{path}";
1692 2176
1693 return if $self->players; 2177 return if $self->players;
1694 return if $self->in_memory != cf::MAP_IN_MEMORY; 2178 return if $self->in_memory != cf::MAP_ACTIVE;
1695 return if $self->{deny_save}; 2179 return if $self->{deny_save};
1696 2180
2181 $self->in_memory (cf::MAP_SWAPPED);
2182
2183 $self->deactivate;
2184 $_->clear_links_to ($self) for values %cf::MAP;
1697 $self->clear; 2185 $self->clear;
1698 $self->in_memory (cf::MAP_SWAPPED);
1699} 2186}
1700 2187
1701sub reset_at { 2188sub reset_at {
1702 my ($self) = @_; 2189 my ($self) = @_;
1703 2190
1704 # TODO: safety, remove and allow resettable per-player maps 2191 # TODO: safety, remove and allow resettable per-player maps
1705 return 1e99 if $self->isa ("ext::map_per_player");#d#
1706 return 1e99 if $self->{deny_reset}; 2192 return 1e99 if $self->{deny_reset};
1707 2193
1708 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 2194 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 2195 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1710 2196
… …
1721 my ($self) = @_; 2207 my ($self) = @_;
1722 2208
1723 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2209 my $lock = cf::lock_acquire "map_data:$self->{path}";
1724 2210
1725 return if $self->players; 2211 return if $self->players;
1726 return if $self->isa ("ext::map_per_player");#d#
1727 2212
1728 warn "resetting map ", $self->path;#d# 2213 warn "resetting map ", $self->path;
1729 2214
1730 $self->in_memory (cf::MAP_SWAPPED); 2215 $self->in_memory (cf::MAP_SWAPPED);
1731 2216
1732 # need to save uniques path 2217 # need to save uniques path
1733 unless ($self->{deny_save}) { 2218 unless ($self->{deny_save}) {
… …
1737 if $uniq; 2222 if $uniq;
1738 } 2223 }
1739 2224
1740 delete $cf::MAP{$self->path}; 2225 delete $cf::MAP{$self->path};
1741 2226
2227 $self->deactivate;
2228 $_->clear_links_to ($self) for values %cf::MAP;
1742 $self->clear; 2229 $self->clear;
1743
1744 $_->clear_links_to ($self) for values %cf::MAP;
1745 2230
1746 $self->unlink_save; 2231 $self->unlink_save;
1747 $self->destroy; 2232 $self->destroy;
1748} 2233}
1749 2234
1750my $nuke_counter = "aaaa"; 2235my $nuke_counter = "aaaa";
1751 2236
1752sub nuke { 2237sub nuke {
1753 my ($self) = @_; 2238 my ($self) = @_;
1754 2239
2240 {
2241 my $lock = cf::lock_acquire "map_data:$self->{path}";
2242
1755 delete $cf::MAP{$self->path}; 2243 delete $cf::MAP{$self->path};
1756 2244
1757 $self->unlink_save; 2245 $self->unlink_save;
1758 2246
1759 bless $self, "cf::map"; 2247 bless $self, "cf::map";
1760 delete $self->{deny_reset}; 2248 delete $self->{deny_reset};
1761 $self->{deny_save} = 1; 2249 $self->{deny_save} = 1;
1762 $self->reset_timeout (1); 2250 $self->reset_timeout (1);
1763 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2251 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1764 2252
1765 $cf::MAP{$self->path} = $self; 2253 $cf::MAP{$self->path} = $self;
2254 }
1766 2255
1767 $self->reset; # polite request, might not happen 2256 $self->reset; # polite request, might not happen
2257}
2258
2259=item $maps = cf::map::tmp_maps
2260
2261Returns an arrayref with all map paths of currently instantiated and saved
2262maps. May block.
2263
2264=cut
2265
2266sub tmp_maps() {
2267 [
2268 map {
2269 utf8::decode $_;
2270 /\.map$/
2271 ? normalise $_
2272 : ()
2273 } @{ aio_readdir $TMPDIR or [] }
2274 ]
2275}
2276
2277=item $maps = cf::map::random_maps
2278
2279Returns an arrayref with all map paths of currently instantiated and saved
2280random maps. May block.
2281
2282=cut
2283
2284sub random_maps() {
2285 [
2286 map {
2287 utf8::decode $_;
2288 /\.map$/
2289 ? normalise "?random/$_"
2290 : ()
2291 } @{ aio_readdir $RANDOMDIR or [] }
2292 ]
1768} 2293}
1769 2294
1770=item cf::map::unique_maps 2295=item cf::map::unique_maps
1771 2296
1772Returns an arrayref of paths of all shared maps that have 2297Returns an arrayref of paths of all shared maps that have
1773instantiated unique items. May block. 2298instantiated unique items. May block.
1774 2299
1775=cut 2300=cut
1776 2301
1777sub unique_maps() { 2302sub unique_maps() {
1778 my $files = aio_readdir $UNIQUEDIR 2303 [
1779 or return; 2304 map {
1780
1781 my @paths;
1782
1783 for (@$files) {
1784 utf8::decode $_; 2305 utf8::decode $_;
1785 next if /\.pst$/; 2306 s/\.map$//; # TODO future compatibility hack
1786 next unless /^$PATH_SEP/o; 2307 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
1787 2308 ? ()
1788 push @paths, cf::map::normalise $_; 2309 : normalise $_
2310 } @{ aio_readdir $UNIQUEDIR or [] }
1789 } 2311 ]
1790
1791 \@paths
1792} 2312}
1793
1794package cf;
1795 2313
1796=back 2314=back
1797 2315
1798=head3 cf::object 2316=head3 cf::object
1799 2317
… …
1803 2321
1804=over 4 2322=over 4
1805 2323
1806=item $ob->inv_recursive 2324=item $ob->inv_recursive
1807 2325
1808Returns the inventory of the object _and_ their inventories, recursively. 2326Returns the inventory of the object I<and> their inventories, recursively,
2327but I<not> the object itself.
1809 2328
1810=cut 2329=cut
1811 2330
1812sub inv_recursive_; 2331sub inv_recursive_;
1813sub inv_recursive_ { 2332sub inv_recursive_ {
… …
1816 2335
1817sub inv_recursive { 2336sub inv_recursive {
1818 inv_recursive_ inv $_[0] 2337 inv_recursive_ inv $_[0]
1819} 2338}
1820 2339
2340=item $ref = $ob->ref
2341
2342Creates and returns a persistent reference to an object that can be stored as a string.
2343
2344=item $ob = cf::object::deref ($refstring)
2345
2346returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2347even if the object actually exists. May block.
2348
2349=cut
2350
2351sub deref {
2352 my ($ref) = @_;
2353
2354 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2355 my ($uuid, $name) = ($1, $2);
2356 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2357 or return;
2358 $pl->ob->uuid eq $uuid
2359 or return;
2360
2361 $pl->ob
2362 } else {
2363 warn "$ref: cannot resolve object reference\n";
2364 undef
2365 }
2366}
2367
1821package cf; 2368package cf;
1822 2369
1823=back 2370=back
1824 2371
1825=head3 cf::object::player 2372=head3 cf::object::player
… …
1831Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2378Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
1832can be C<undef>. Does the right thing when the player is currently in a 2379can be C<undef>. Does the right thing when the player is currently in a
1833dialogue with the given NPC character. 2380dialogue with the given NPC character.
1834 2381
1835=cut 2382=cut
2383
2384our $SAY_CHANNEL = {
2385 id => "say",
2386 title => "Map",
2387 reply => "say ",
2388 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2389};
2390
2391our $CHAT_CHANNEL = {
2392 id => "chat",
2393 title => "Chat",
2394 reply => "chat ",
2395 tooltip => "Player chat and shouts, global to the server.",
2396};
1836 2397
1837# rough implementation of a future "reply" method that works 2398# rough implementation of a future "reply" method that works
1838# with dialog boxes. 2399# with dialog boxes.
1839#TODO: the first argument must go, split into a $npc->reply_to ( method 2400#TODO: the first argument must go, split into a $npc->reply_to ( method
1840sub cf::object::player::reply($$$;$) { 2401sub cf::object::player::reply($$$;$) {
… …
1842 2403
1843 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; 2404 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1844 2405
1845 if ($self->{record_replies}) { 2406 if ($self->{record_replies}) {
1846 push @{ $self->{record_replies} }, [$npc, $msg, $flags]; 2407 push @{ $self->{record_replies} }, [$npc, $msg, $flags];
2408
1847 } else { 2409 } else {
2410 my $pl = $self->contr;
2411
2412 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2413 my $dialog = $pl->{npc_dialog};
2414 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2415
2416 } else {
1848 $msg = $npc->name . " says: $msg" if $npc; 2417 $msg = $npc->name . " says: $msg" if $npc;
1849 $self->message ($msg, $flags); 2418 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2419 }
1850 } 2420 }
2421}
2422
2423=item $object->send_msg ($channel, $msg, $color, [extra...])
2424
2425=cut
2426
2427sub cf::object::send_msg {
2428 my $pl = shift->contr
2429 or return;
2430 $pl->send_msg (@_);
1851} 2431}
1852 2432
1853=item $player_object->may ("access") 2433=item $player_object->may ("access")
1854 2434
1855Returns wether the given player is authorized to access resource "access" 2435Returns wether the given player is authorized to access resource "access"
… …
1902 $self->deactivate_recursive; 2482 $self->deactivate_recursive;
1903 2483
1904 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2484 return if UNIVERSAL::isa $self->map, "ext::map_link";
1905 2485
1906 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2486 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1907 if $self->map; 2487 if $self->map && $self->map->{path} ne "{link}";
1908 2488
1909 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2489 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1910} 2490}
1911 2491
1912sub cf::object::player::leave_link { 2492sub cf::object::player::leave_link {
1913 my ($self, $map, $x, $y) = @_; 2493 my ($self, $map, $x, $y) = @_;
2494
2495 return unless $self->contr->active;
1914 2496
1915 my $link_pos = delete $self->{_link_pos}; 2497 my $link_pos = delete $self->{_link_pos};
1916 2498
1917 unless ($map) { 2499 unless ($map) {
1918 # restore original map position 2500 # restore original map position
… …
1932 # use -1 or undef as default coordinates, not 0, 0 2514 # use -1 or undef as default coordinates, not 0, 0
1933 ($x, $y) = ($map->enter_x, $map->enter_y) 2515 ($x, $y) = ($map->enter_x, $map->enter_y)
1934 if $x <=0 && $y <= 0; 2516 if $x <=0 && $y <= 0;
1935 2517
1936 $map->load; 2518 $map->load;
1937 $map->load_diag; 2519 $map->load_neighbours;
1938 2520
1939 return unless $self->contr->active; 2521 return unless $self->contr->active;
1940 $self->activate_recursive; 2522 $self->activate_recursive;
1941 2523
1942 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2524 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1943 $self->enter_map ($map, $x, $y); 2525 $self->enter_map ($map, $x, $y);
1944} 2526}
1945 2527
1946cf::player->attach ( 2528=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1947 on_logout => sub {
1948 my ($pl) = @_;
1949 2529
1950 # abort map switching before logout 2530Moves the player to the given map-path and coordinates by first freezing
1951 if ($pl->ob->{_link_pos}) { 2531her, loading and preparing them map, calling the provided $check callback
1952 cf::sync_job { 2532that has to return the map if sucecssful, and then unfreezes the player on
1953 $pl->ob->leave_link 2533the new (success) or old (failed) map position. In either case, $done will
1954 }; 2534be called at the end of this process.
1955 }
1956 },
1957 on_login => sub {
1958 my ($pl) = @_;
1959 2535
1960 # try to abort aborted map switching on player login :) 2536Note that $check will be called with a potentially non-loaded map, so if
1961 # should happen only on crashes 2537it needs a loaded map it has to call C<< ->load >>.
1962 if ($pl->ob->{_link_pos}) {
1963 $pl->ob->enter_link;
1964 (async {
1965 $pl->ob->reply (undef,
1966 "There was an internal problem at your last logout, "
1967 . "the server will try to bring you to your intended destination in a second.",
1968 cf::NDI_RED);
1969 # we need this sleep as the login has a concurrent enter_exit running
1970 # and this sleep increases chances of the player not ending up in scorn
1971 Coro::Timer::sleep 1;
1972 $pl->ob->leave_link;
1973 })->prio (2);
1974 }
1975 },
1976);
1977 2538
1978=item $player_object->goto ($path, $x, $y)
1979
1980=cut 2539=cut
2540
2541our $GOTOGEN;
1981 2542
1982sub cf::object::player::goto { 2543sub cf::object::player::goto {
1983 my ($self, $path, $x, $y) = @_; 2544 my ($self, $path, $x, $y, $check, $done) = @_;
2545
2546 # do generation counting so two concurrent goto's will be executed in-order
2547 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1984 2548
1985 $self->enter_link; 2549 $self->enter_link;
1986 2550
1987 (async { 2551 (async {
2552 $Coro::current->{desc} = "player::goto $path $x $y";
2553
2554 # *tag paths override both path and x|y
2555 if ($path =~ /^\*(.*)$/) {
2556 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2557 my $ob = $obs[rand @obs];
2558
2559 # see if we actually can go there
2560 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2561 $ob = $obs[rand @obs];
2562 } else {
2563 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2564 }
2565 # else put us there anyways for now #d#
2566
2567 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2568 } else {
2569 ($path, $x, $y) = (undef, undef, undef);
2570 }
2571 }
2572
1988 my $map = eval { 2573 my $map = eval {
1989 my $map = cf::map::find $path; 2574 my $map = defined $path ? cf::map::find $path : undef;
2575
2576 if ($map) {
1990 $map = $map->customise_for ($self) if $map; 2577 $map = $map->customise_for ($self);
2578 $map = $check->($map) if $check && $map;
2579 } else {
2580 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581 }
2582
1991 $map 2583 $map
2584 };
2585
2586 if ($@) {
2587 $self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
2588 LOG llevError | logBacktrace, Carp::longmess $@;
1992 } or 2589 }
1993 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1994 2590
2591 if ($gen == $self->{_goto_generation}) {
2592 delete $self->{_goto_generation};
1995 $self->leave_link ($map, $x, $y); 2593 $self->leave_link ($map, $x, $y);
2594 }
2595
2596 $done->() if $done;
1996 })->prio (1); 2597 })->prio (1);
1997} 2598}
1998 2599
1999=item $player_object->enter_exit ($exit_object) 2600=item $player_object->enter_exit ($exit_object)
2000 2601
… …
2020} 2621}
2021 2622
2022sub prepare_random_map { 2623sub prepare_random_map {
2023 my ($exit) = @_; 2624 my ($exit) = @_;
2024 2625
2025 my $guard = cf::lock_acquire "exit_prepare:$exit";
2026
2027 # all this does is basically replace the /! path by 2626 # all this does is basically replace the /! path by
2028 # a new random map path (?random/...) with a seed 2627 # a new random map path (?random/...) with a seed
2029 # that depends on the exit object 2628 # that depends on the exit object
2030 2629
2031 my $rmp = parse_random_map_params $exit->msg; 2630 my $rmp = parse_random_map_params $exit->msg;
… …
2033 if ($exit->map) { 2632 if ($exit->map) {
2034 $rmp->{region} = $exit->region->name; 2633 $rmp->{region} = $exit->region->name;
2035 $rmp->{origin_map} = $exit->map->path; 2634 $rmp->{origin_map} = $exit->map->path;
2036 $rmp->{origin_x} = $exit->x; 2635 $rmp->{origin_x} = $exit->x;
2037 $rmp->{origin_y} = $exit->y; 2636 $rmp->{origin_y} = $exit->y;
2637
2638 $exit->map->touch;
2038 } 2639 }
2039 2640
2040 $rmp->{random_seed} ||= $exit->random_seed; 2641 $rmp->{random_seed} ||= $exit->random_seed;
2041 2642
2042 my $data = cf::to_json $rmp; 2643 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2043 my $md5 = Digest::MD5::md5_hex $data; 2644 my $md5 = Digest::MD5::md5_hex $data;
2044 my $meta = "$RANDOMDIR/$md5.meta"; 2645 my $meta = "$RANDOMDIR/$md5.meta";
2045 2646
2046 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2647 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2047 aio_write $fh, 0, (length $data), $data, 0; 2648 aio_write $fh, 0, (length $data), $data, 0;
2048 undef $fh; 2649 undef $fh;
2049 aio_rename "$meta~", $meta; 2650 aio_rename "$meta~", $meta;
2050 2651
2652 my $slaying = "?random/$md5";
2653
2654 if ($exit->valid) {
2051 $exit->slaying ("?random/$md5"); 2655 $exit->slaying ("?random/$md5");
2052 $exit->msg (undef); 2656 $exit->msg (undef);
2657 }
2053 } 2658 }
2054} 2659}
2055 2660
2056sub cf::object::player::enter_exit { 2661sub cf::object::player::enter_exit {
2057 my ($self, $exit) = @_; 2662 my ($self, $exit) = @_;
2058 2663
2059 return unless $self->type == cf::PLAYER; 2664 return unless $self->type == cf::PLAYER;
2060 2665
2061 if ($exit->slaying eq "/!") {
2062 #TODO: this should de-fi-ni-te-ly not be a sync-job
2063 # the problem is that $exit might not survive long enough
2064 # so it needs to be done right now, right here
2065 cf::sync_job { prepare_random_map $exit };
2066 }
2067
2068 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2069 my $hp = $exit->stats->hp;
2070 my $sp = $exit->stats->sp;
2071
2072 $self->enter_link; 2666 $self->enter_link;
2073 2667
2074 (async { 2668 (async {
2075 $self->deactivate_recursive; # just to be sure 2669 $Coro::current->{desc} = "enter_exit";
2670
2076 unless (eval { 2671 unless (eval {
2672 $self->deactivate_recursive; # just to be sure
2673
2674 # random map handling
2675 {
2676 my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678 prepare_random_map $exit
2679 if $exit->slaying eq "/!";
2680 }
2681
2682 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2683 my $x = $exit->stats->hp;
2684 my $y = $exit->stats->sp;
2685
2077 $self->goto ($slaying, $hp, $sp); 2686 $self->goto ($map, $x, $y);
2078 2687
2688 # if exit is damned, update players death & WoR home-position
2689 $self->contr->savebed ($map, $x, $y)
2690 if $exit->flag (cf::FLAG_DAMNED);
2691
2079 1; 2692 1
2080 }) { 2693 }) {
2081 $self->message ("Something went wrong deep within the crossfire server. " 2694 $self->message ("Something went wrong deep within the crossfire server. "
2082 . "I'll try to bring you back to the map you were before. " 2695 . "I'll try to bring you back to the map you were before. "
2083 . "Please report this to the dungeon master!", 2696 . "Please report this to the dungeon master!",
2084 cf::NDI_UNIQUE | cf::NDI_RED); 2697 cf::NDI_UNIQUE | cf::NDI_RED);
… …
2105 2718
2106 utf8::encode $text; 2719 utf8::encode $text;
2107 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2720 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2108} 2721}
2109 2722
2723=item $client->send_msg ($channel, $msg, $color, [extra...])
2724
2725Send a drawinfo or msg packet to the client, formatting the msg for the
2726client if neccessary. C<$type> should be a string identifying the type of
2727the message, with C<log> being the default. If C<$color> is negative, suppress
2728the message unless the client supports the msg packet.
2729
2730=cut
2731
2732# non-persistent channels (usually the info channel)
2733our %CHANNEL = (
2734 "c/identify" => {
2735 id => "infobox",
2736 title => "Identify",
2737 reply => undef,
2738 tooltip => "Items recently identified",
2739 },
2740 "c/examine" => {
2741 id => "infobox",
2742 title => "Examine",
2743 reply => undef,
2744 tooltip => "Signs and other items you examined",
2745 },
2746 "c/book" => {
2747 id => "infobox",
2748 title => "Book",
2749 reply => undef,
2750 tooltip => "The contents of a note or book",
2751 },
2752 "c/lookat" => {
2753 id => "infobox",
2754 title => "Look",
2755 reply => undef,
2756 tooltip => "What you saw there",
2757 },
2758 "c/who" => {
2759 id => "infobox",
2760 title => "Players",
2761 reply => undef,
2762 tooltip => "Shows players who are currently online",
2763 },
2764 "c/body" => {
2765 id => "infobox",
2766 title => "Body Parts",
2767 reply => undef,
2768 tooltip => "Shows which body parts you posess and are available",
2769 },
2770 "c/uptime" => {
2771 id => "infobox",
2772 title => "Uptime",
2773 reply => undef,
2774 tooltip => "How long the server has been running since last restart",
2775 },
2776 "c/mapinfo" => {
2777 id => "infobox",
2778 title => "Map Info",
2779 reply => undef,
2780 tooltip => "Information related to the maps",
2781 },
2782 "c/party" => {
2783 id => "party",
2784 title => "Party",
2785 reply => "gsay ",
2786 tooltip => "Messages and chat related to your party",
2787 },
2788);
2789
2790sub cf::client::send_msg {
2791 my ($self, $channel, $msg, $color, @extra) = @_;
2792
2793 $msg = $self->pl->expand_cfpod ($msg);
2794
2795 $color &= cf::NDI_CLIENT_MASK; # just in case...
2796
2797 # check predefined channels, for the benefit of C
2798 if ($CHANNEL{$channel}) {
2799 $channel = $CHANNEL{$channel};
2800
2801 $self->ext_msg (channel_info => $channel)
2802 if $self->can_msg;
2803
2804 $channel = $channel->{id};
2805
2806 } elsif (ref $channel) {
2807 # send meta info to client, if not yet sent
2808 unless (exists $self->{channel}{$channel->{id}}) {
2809 $self->{channel}{$channel->{id}} = $channel;
2810 $self->ext_msg (channel_info => $channel)
2811 if $self->can_msg;
2812 }
2813
2814 $channel = $channel->{id};
2815 }
2816
2817 return unless @extra || length $msg;
2818
2819 if ($self->can_msg) {
2820 # default colour, mask it out
2821 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2822 if $color & cf::NDI_DEF;
2823
2824 my $pkt = "msg "
2825 . $self->{json_coder}->encode (
2826 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827 );
2828
2829 # try lzf for large packets
2830 $pkt = "lzf " . Compress::LZF::compress $pkt
2831 if 1024 <= length $pkt and $self->{can_lzf};
2832
2833 # split very large packets
2834 if (8192 < length $pkt and $self->{can_lzf}) {
2835 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2836 $pkt = "frag";
2837 }
2838
2839 $self->send_packet ($pkt);
2840 } else {
2841 if ($color >= 0) {
2842 # replace some tags by gcfclient-compatible ones
2843 for ($msg) {
2844 1 while
2845 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2846 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2847 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2848 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2849 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2850 }
2851
2852 $color &= cf::NDI_COLOR_MASK;
2853
2854 utf8::encode $msg;
2855
2856 if (0 && $msg =~ /\[/) {
2857 # COMMAND/INFO
2858 $self->send_packet ("drawextinfo $color 10 8 $msg")
2859 } else {
2860 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2861 $self->send_packet ("drawinfo $color $msg")
2862 }
2863 }
2864 }
2865}
2866
2110=item $client->ext_event ($type, %msg) 2867=item $client->ext_msg ($type, @msg)
2111 2868
2112Sends an exti event to the client. 2869Sends an ext event to the client.
2113 2870
2114=cut 2871=cut
2115 2872
2116sub cf::client::ext_event($$%) { 2873sub cf::client::ext_msg($$@) {
2117 my ($self, $type, %msg) = @_; 2874 my ($self, $type, @msg) = @_;
2118 2875
2876 if ($self->extcmd == 2) {
2877 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2878 } elsif ($self->extcmd == 1) { # TODO: remove
2119 $msg{msgtype} = "event_$type"; 2879 push @msg, msgtype => "event_$type";
2120 $self->send_packet ("ext " . cf::to_json \%msg); 2880 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2881 }
2882}
2883
2884=item $client->ext_reply ($msgid, @msg)
2885
2886Sends an ext reply to the client.
2887
2888=cut
2889
2890sub cf::client::ext_reply($$@) {
2891 my ($self, $id, @msg) = @_;
2892
2893 if ($self->extcmd == 2) {
2894 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2895 } elsif ($self->extcmd == 1) {
2896 #TODO: version 1, remove
2897 unshift @msg, msgtype => "reply", msgid => $id;
2898 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899 }
2121} 2900}
2122 2901
2123=item $success = $client->query ($flags, "text", \&cb) 2902=item $success = $client->query ($flags, "text", \&cb)
2124 2903
2125Queues a query to the client, calling the given callback with 2904Queues a query to the client, calling the given callback with
2126the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2905the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2127C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2906C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2128 2907
2129Queries can fail, so check the return code. Or don't, as queries will become 2908Queries can fail, so check the return code. Or don't, as queries will
2130reliable at some point in the future. 2909become reliable at some point in the future.
2131 2910
2132=cut 2911=cut
2133 2912
2134sub cf::client::query { 2913sub cf::client::query {
2135 my ($self, $flags, $text, $cb) = @_; 2914 my ($self, $flags, $text, $cb) = @_;
… …
2143 utf8::encode $text; 2922 utf8::encode $text;
2144 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2923 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2145 2924
2146 $self->send_packet ($self->{query_queue}[0][0]) 2925 $self->send_packet ($self->{query_queue}[0][0])
2147 if @{ $self->{query_queue} } == 1; 2926 if @{ $self->{query_queue} } == 1;
2927
2928 1
2148} 2929}
2149 2930
2150cf::client->attach ( 2931cf::client->attach (
2932 on_connect => sub {
2933 my ($ns) = @_;
2934
2935 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2936 },
2151 on_reply => sub { 2937 on_reply => sub {
2152 my ($ns, $msg) = @_; 2938 my ($ns, $msg) = @_;
2153 2939
2154 # this weird shuffling is so that direct followup queries 2940 # this weird shuffling is so that direct followup queries
2155 # get handled first 2941 # get handled first
… …
2167 } else { 2953 } else {
2168 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2954 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2169 } 2955 }
2170 } 2956 }
2171 }, 2957 },
2958 on_exticmd => sub {
2959 my ($ns, $buf) = @_;
2960
2961 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2962
2963 if (ref $msg) {
2964 my ($type, $reply, @payload) =
2965 "ARRAY" eq ref $msg
2966 ? @$msg
2967 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2968
2969 my @reply;
2970
2971 if (my $cb = $EXTICMD{$type}) {
2972 @reply = $cb->($ns, @payload);
2973 }
2974
2975 $ns->ext_reply ($reply, @reply)
2976 if $reply;
2977
2978 } else {
2979 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2980 }
2981
2982 cf::override;
2983 },
2172); 2984);
2173 2985
2174=item $client->async (\&cb) 2986=item $client->async (\&cb)
2175 2987
2176Create a new coroutine, running the specified callback. The coroutine will 2988Create a new coroutine, running the specified callback. The coroutine will
… …
2217our $safe = new Safe "safe"; 3029our $safe = new Safe "safe";
2218our $safe_hole = new Safe::Hole; 3030our $safe_hole = new Safe::Hole;
2219 3031
2220$SIG{FPE} = 'IGNORE'; 3032$SIG{FPE} = 'IGNORE';
2221 3033
2222$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3034$safe->permit_only (Opcode::opset qw(
3035 :base_core :base_mem :base_orig :base_math
3036 grepstart grepwhile mapstart mapwhile
3037 sort time
3038));
2223 3039
2224# here we export the classes and methods available to script code 3040# here we export the classes and methods available to script code
2225 3041
2226=pod 3042=pod
2227 3043
2228The following functions and methods are available within a safe environment: 3044The following functions and methods are available within a safe environment:
2229 3045
2230 cf::object contr pay_amount pay_player map 3046 cf::object
3047 contr pay_amount pay_player map x y force_find force_add destroy
3048 insert remove name archname title slaying race decrease split
3049
2231 cf::object::player player 3050 cf::object::player
2232 cf::player peaceful 3051 player
2233 cf::map trigger 3052
3053 cf::player
3054 peaceful
3055
3056 cf::map
3057 trigger
2234 3058
2235=cut 3059=cut
2236 3060
2237for ( 3061for (
2238 ["cf::object" => qw(contr pay_amount pay_player map)], 3062 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3063 insert remove inv nrof name archname title slaying race
3064 decrease split destroy change_exp)],
2239 ["cf::object::player" => qw(player)], 3065 ["cf::object::player" => qw(player)],
2240 ["cf::player" => qw(peaceful)], 3066 ["cf::player" => qw(peaceful)],
2241 ["cf::map" => qw(trigger)], 3067 ["cf::map" => qw(trigger)],
2242) { 3068) {
2243 no strict 'refs'; 3069 no strict 'refs';
… …
2314=back 3140=back
2315 3141
2316=cut 3142=cut
2317 3143
2318############################################################################# 3144#############################################################################
2319
2320=head2 EXTENSION DATABASE SUPPORT
2321
2322Crossfire maintains a very simple database for extension use. It can
2323currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2324convert to/from binary).
2325
2326The parameter C<$family> should best start with the name of the extension
2327using it, it should be unique.
2328
2329=over 4
2330
2331=item $value = cf::db_get $family => $key
2332
2333Returns a single value from the database.
2334
2335=item cf::db_put $family => $key => $value
2336
2337Stores the given C<$value> in the family.
2338
2339=cut
2340
2341our $DB;
2342
2343sub db_init {
2344 unless ($DB) {
2345 $DB = BDB::db_create $DB_ENV;
2346
2347 cf::sync_job {
2348 eval {
2349 $DB->set_flags (BDB::CHKSUM);
2350
2351 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2352 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2353 cf::cleanup "db_open(db): $!" if $!;
2354 };
2355 cf::cleanup "db_open(db): $@" if $@;
2356 };
2357 }
2358}
2359
2360sub db_get($$) {
2361 my $key = "$_[0]/$_[1]";
2362
2363 cf::sync_job {
2364 BDB::db_get $DB, undef, $key, my $data;
2365
2366 $! ? ()
2367 : $data
2368 }
2369}
2370
2371sub db_put($$$) {
2372 BDB::dbreq_pri 4;
2373 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2374}
2375
2376=item cf::cache $id => [$paths...], $processversion => $process
2377
2378Generic caching function that returns the value of the resource $id,
2379caching and regenerating as required.
2380
2381This function can block.
2382
2383=cut
2384
2385sub cache {
2386 my ($id, $src, $processversion, $process) = @_;
2387
2388 my $meta =
2389 join "\x00",
2390 $processversion,
2391 map {
2392 aio_stat $_
2393 and Carp::croak "$_: $!";
2394
2395 ($_, (stat _)[7,9])
2396 } @$src;
2397
2398 my $dbmeta = db_get cache => "$id/meta";
2399 if ($dbmeta ne $meta) {
2400 # changed, we may need to process
2401
2402 my @data;
2403 my $md5;
2404
2405 for (0 .. $#$src) {
2406 0 <= aio_load $src->[$_], $data[$_]
2407 or Carp::croak "$src->[$_]: $!";
2408 }
2409
2410 # if processing is expensive, check
2411 # checksum first
2412 if (1) {
2413 $md5 =
2414 join "\x00",
2415 $processversion,
2416 map {
2417 Coro::cede;
2418 ($src->[$_], Digest::MD5::md5_hex $data[$_])
2419 } 0.. $#$src;
2420
2421
2422 my $dbmd5 = db_get cache => "$id/md5";
2423 if ($dbmd5 eq $md5) {
2424 db_put cache => "$id/meta", $meta;
2425
2426 return db_get cache => "$id/data";
2427 }
2428 }
2429
2430 my $t1 = Time::HiRes::time;
2431 my $data = $process->(\@data);
2432 my $t2 = Time::HiRes::time;
2433
2434 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2435
2436 db_put cache => "$id/data", $data;
2437 db_put cache => "$id/md5" , $md5;
2438 db_put cache => "$id/meta", $meta;
2439
2440 return $data;
2441 }
2442
2443 db_get cache => "$id/data"
2444}
2445
2446=item fork_call { }, $args
2447
2448Executes the given code block with the given arguments in a seperate
2449process, returning the results. Everything must be serialisable with
2450Coro::Storable. May, of course, block. Note that the executed sub may
2451never block itself or use any form of Event handling.
2452
2453=cut
2454
2455sub fork_call(&@) {
2456 my ($cb, @args) = @_;
2457
2458# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2459# or die "socketpair: $!";
2460 pipe my $fh1, my $fh2
2461 or die "pipe: $!";
2462
2463 if (my $pid = fork) {
2464 close $fh2;
2465
2466 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2467 $res = Coro::Storable::thaw $res;
2468
2469 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2470
2471 die $$res unless "ARRAY" eq ref $res;
2472
2473 return wantarray ? @$res : $res->[-1];
2474 } else {
2475 reset_signals;
2476 local $SIG{__WARN__};
2477 local $SIG{__DIE__};
2478 eval {
2479 close $fh1;
2480
2481 my @res = eval { $cb->(@args) };
2482 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2483 };
2484
2485 warn $@ if $@;
2486 _exit 0;
2487 }
2488}
2489
2490
2491
2492#############################################################################
2493# the server's init and main functions 3145# the server's init and main functions
2494 3146
2495sub load_facedata($) { 3147sub load_facedata($) {
2496 my ($path) = @_; 3148 my ($path) = @_;
3149
3150 # HACK to clear player env face cache, we need some signal framework
3151 # for this (global event?)
3152 %ext::player_env::MUSIC_FACE_CACHE = ();
3153
3154 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2497 3155
2498 warn "loading facedata from $path\n"; 3156 warn "loading facedata from $path\n";
2499 3157
2500 my $facedata; 3158 my $facedata;
2501 0 < aio_load $path, $facedata 3159 0 < aio_load $path, $facedata
… …
2504 $facedata = Coro::Storable::thaw $facedata; 3162 $facedata = Coro::Storable::thaw $facedata;
2505 3163
2506 $facedata->{version} == 2 3164 $facedata->{version} == 2
2507 or cf::cleanup "$path: version mismatch, cannot proceed."; 3165 or cf::cleanup "$path: version mismatch, cannot proceed.";
2508 3166
3167 # patch in the exptable
3168 $facedata->{resource}{"res/exp_table"} = {
3169 type => FT_RSRC,
3170 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3171 };
3172 cf::cede_to_tick;
3173
2509 { 3174 {
2510 my $faces = $facedata->{faceinfo}; 3175 my $faces = $facedata->{faceinfo};
2511 3176
2512 while (my ($face, $info) = each %$faces) { 3177 while (my ($face, $info) = each %$faces) {
2513 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3178 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3179
2514 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3180 cf::face::set_visibility $idx, $info->{visibility};
3181 cf::face::set_magicmap $idx, $info->{magicmap};
2515 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3182 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2516 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3183 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2517 Coro::cede; 3184
3185 cf::cede_to_tick;
2518 } 3186 }
2519 3187
2520 while (my ($face, $info) = each %$faces) { 3188 while (my ($face, $info) = each %$faces) {
2521 next unless $info->{smooth}; 3189 next unless $info->{smooth};
3190
2522 my $idx = cf::face::find $face 3191 my $idx = cf::face::find $face
2523 or next; 3192 or next;
3193
2524 if (my $smooth = cf::face::find $info->{smooth}) { 3194 if (my $smooth = cf::face::find $info->{smooth}) {
3195 cf::face::set_smooth $idx, $smooth;
2525 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3196 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2526 } else { 3197 } else {
2527 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3198 warn "smooth face '$info->{smooth}' not found for face '$face'";
2528 } 3199 }
2529 Coro::cede; 3200
3201 cf::cede_to_tick;
2530 } 3202 }
2531 } 3203 }
2532 3204
2533 { 3205 {
2534 my $anims = $facedata->{animinfo}; 3206 my $anims = $facedata->{animinfo};
2535 3207
2536 while (my ($anim, $info) = each %$anims) { 3208 while (my ($anim, $info) = each %$anims) {
2537 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3209 cf::anim::set $anim, $info->{frames}, $info->{facings};
2538 Coro::cede; 3210 cf::cede_to_tick;
2539 } 3211 }
2540 3212
2541 cf::anim::invalidate_all; # d'oh 3213 cf::anim::invalidate_all; # d'oh
2542 } 3214 }
2543 3215
3216 {
3217 # TODO: for gcfclient pleasure, we should give resources
3218 # that gcfclient doesn't grok a >10000 face index.
3219 my $res = $facedata->{resource};
3220
3221 while (my ($name, $info) = each %$res) {
3222 if (defined $info->{type}) {
3223 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3224 my $data;
3225
3226 if ($info->{type} & 1) {
3227 # prepend meta info
3228
3229 my $meta = $enc->encode ({
3230 name => $name,
3231 %{ $info->{meta} || {} },
3232 });
3233
3234 $data = pack "(w/a*)*", $meta, $info->{data};
3235 } else {
3236 $data = $info->{data};
3237 }
3238
3239 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3240 cf::face::set_type $idx, $info->{type};
3241 } else {
3242 $RESOURCE{$name} = $info;
3243 }
3244
3245 cf::cede_to_tick;
3246 }
3247 }
3248
3249 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3250
2544 1 3251 1
2545} 3252}
2546 3253
3254cf::global->attach (on_resource_update => sub {
3255 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3256 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3257
3258 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3259 my $sound = $soundconf->{compat}[$_]
3260 or next;
3261
3262 my $face = cf::face::find "sound/$sound->[1]";
3263 cf::sound::set $sound->[0] => $face;
3264 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3265 }
3266
3267 while (my ($k, $v) = each %{$soundconf->{event}}) {
3268 my $face = cf::face::find "sound/$v";
3269 cf::sound::set $k => $face;
3270 }
3271 }
3272});
3273
3274register_exticmd fx_want => sub {
3275 my ($ns, $want) = @_;
3276
3277 while (my ($k, $v) = each %$want) {
3278 $ns->fx_want ($k, $v);
3279 }
3280};
3281
3282sub load_resource_file($) {
3283 my $guard = lock_acquire "load_resource_file";
3284
3285 my $status = load_resource_file_ $_[0];
3286 get_slot 0.1, 100;
3287 cf::arch::commit_load;
3288
3289 $status
3290}
3291
2547sub reload_regions { 3292sub reload_regions {
3293 # HACK to clear player env face cache, we need some signal framework
3294 # for this (global event?)
3295 %ext::player_env::MUSIC_FACE_CACHE = ();
3296
2548 load_resource_file "$MAPDIR/regions" 3297 load_resource_file "$MAPDIR/regions"
2549 or die "unable to load regions file\n"; 3298 or die "unable to load regions file\n";
3299
3300 for (cf::region::list) {
3301 $_->{match} = qr/$_->{match}/
3302 if exists $_->{match};
3303 }
2550} 3304}
2551 3305
2552sub reload_facedata { 3306sub reload_facedata {
2553 load_facedata "$DATADIR/facedata" 3307 load_facedata "$DATADIR/facedata"
2554 or die "unable to load facedata\n"; 3308 or die "unable to load facedata\n";
… …
2565} 3319}
2566 3320
2567sub reload_resources { 3321sub reload_resources {
2568 warn "reloading resource files...\n"; 3322 warn "reloading resource files...\n";
2569 3323
2570 reload_regions;
2571 reload_facedata; 3324 reload_facedata;
2572 reload_archetypes; 3325 reload_archetypes;
3326 reload_regions;
2573 reload_treasures; 3327 reload_treasures;
2574 3328
2575 warn "finished reloading resource files\n"; 3329 warn "finished reloading resource files\n";
2576} 3330}
2577 3331
2578sub init { 3332sub init {
3333 my $guard = freeze_mainloop;
3334
3335 evthread_start IO::AIO::poll_fileno;
3336
2579 reload_resources; 3337 reload_resources;
2580} 3338}
2581 3339
2582sub cfg_load { 3340sub reload_config {
2583 open my $fh, "<:utf8", "$CONFDIR/config" 3341 open my $fh, "<:utf8", "$CONFDIR/config"
2584 or return; 3342 or return;
2585 3343
2586 local $/; 3344 local $/;
2587 *CFG = YAML::Syck::Load <$fh>; 3345 *CFG = YAML::Load <$fh>;
2588 3346
2589 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3347 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2590 3348
2591 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3349 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2592 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3350 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2598 }; 3356 };
2599 warn $@ if $@; 3357 warn $@ if $@;
2600 } 3358 }
2601} 3359}
2602 3360
3361sub pidfile() {
3362 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3363 or die "$PIDFILE: $!";
3364 flock $fh, &Fcntl::LOCK_EX
3365 or die "$PIDFILE: flock: $!";
3366 $fh
3367}
3368
3369# make sure only one server instance is running at any one time
3370sub atomic {
3371 my $fh = pidfile;
3372
3373 my $pid = <$fh>;
3374 kill 9, $pid if $pid > 0;
3375
3376 seek $fh, 0, 0;
3377 print $fh $$;
3378}
3379
2603sub main { 3380sub main {
3381 atomic;
3382
2604 # we must not ever block the main coroutine 3383 # we must not ever block the main coroutine
2605 local $Coro::idle = sub { 3384 local $Coro::idle = sub {
2606 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3385 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2607 (async { 3386 (async {
2608 Event::one_event; 3387 $Coro::current->{desc} = "IDLE BUG HANDLER";
3388 EV::loop EV::LOOP_ONESHOT;
2609 })->prio (Coro::PRIO_MAX); 3389 })->prio (Coro::PRIO_MAX);
2610 }; 3390 };
2611 3391
2612 cfg_load; 3392 {
3393 my $guard = freeze_mainloop;
3394 reload_config;
2613 db_init; 3395 db_init;
2614 load_extensions; 3396 load_extensions;
2615 3397
2616 $TICK_WATCHER->start; 3398 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399 }
3400
3401 utime time, time, $RUNTIMEFILE;
3402
3403 # no (long-running) fork's whatsoever before this point(!)
3404 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3405
2617 Event::loop; 3406 EV::loop;
2618} 3407}
2619 3408
2620############################################################################# 3409#############################################################################
2621# initialisation and cleanup 3410# initialisation and cleanup
2622 3411
2623# install some emergency cleanup handlers 3412# install some emergency cleanup handlers
2624BEGIN { 3413BEGIN {
3414 our %SIGWATCHER = ();
2625 for my $signal (qw(INT HUP TERM)) { 3415 for my $signal (qw(INT HUP TERM)) {
2626 Event->signal ( 3416 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2627 reentrant => 0,
2628 data => WF_AUTOCANCEL,
2629 signal => $signal,
2630 prio => 0,
2631 cb => sub {
2632 cf::cleanup "SIG$signal"; 3417 cf::cleanup "SIG$signal";
2633 },
2634 ); 3418 };
3419 }
3420}
3421
3422sub write_runtime_sync {
3423 # first touch the runtime file to show we are still running:
3424 # the fsync below can take a very very long time.
3425
3426 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427
3428 my $guard = cf::lock_acquire "write_runtime";
3429
3430 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3431 or return;
3432
3433 my $value = $cf::RUNTIME + 90 + 10;
3434 # 10 is the runtime save interval, for a monotonic clock
3435 # 60 allows for the watchdog to kill the server.
3436
3437 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3438 and return;
3439
3440 # always fsync - this file is important
3441 aio_fsync $fh
3442 and return;
3443
3444 # touch it again to show we are up-to-date
3445 aio_utime $fh, undef, undef;
3446
3447 close $fh
3448 or return;
3449
3450 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451 and return;
3452
3453 warn "runtime file written.\n";
3454
2635 } 3455 1
3456}
3457
3458our $uuid_lock;
3459our $uuid_skip;
3460
3461sub write_uuid_sync($) {
3462 $uuid_skip ||= $_[0];
3463
3464 return if $uuid_lock;
3465 local $uuid_lock = 1;
3466
3467 my $uuid = "$LOCALDIR/uuid";
3468
3469 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470 or return;
3471
3472 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3473 $uuid_skip = 0;
3474
3475 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3476 and return;
3477
3478 # always fsync - this file is important
3479 aio_fsync $fh
3480 and return;
3481
3482 close $fh
3483 or return;
3484
3485 aio_rename "$uuid~", $uuid
3486 and return;
3487
3488 warn "uuid file written ($value).\n";
3489
3490 1
3491
3492}
3493
3494sub write_uuid($$) {
3495 my ($skip, $sync) = @_;
3496
3497 $sync ? write_uuid_sync $skip
3498 : async { write_uuid_sync $skip };
2636} 3499}
2637 3500
2638sub emergency_save() { 3501sub emergency_save() {
2639 my $freeze_guard = cf::freeze_mainloop; 3502 my $freeze_guard = cf::freeze_mainloop;
2640 3503
… …
2646 # and maps saved/destroyed asynchronously. 3509 # and maps saved/destroyed asynchronously.
2647 warn "begin emergency player save\n"; 3510 warn "begin emergency player save\n";
2648 for my $login (keys %cf::PLAYER) { 3511 for my $login (keys %cf::PLAYER) {
2649 my $pl = $cf::PLAYER{$login} or next; 3512 my $pl = $cf::PLAYER{$login} or next;
2650 $pl->valid or next; 3513 $pl->valid or next;
3514 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2651 $pl->save; 3515 $pl->save;
2652 } 3516 }
2653 warn "end emergency player save\n"; 3517 warn "end emergency player save\n";
2654 3518
2655 warn "begin emergency map save\n"; 3519 warn "begin emergency map save\n";
… …
2661 warn "end emergency map save\n"; 3525 warn "end emergency map save\n";
2662 3526
2663 warn "begin emergency database checkpoint\n"; 3527 warn "begin emergency database checkpoint\n";
2664 BDB::db_env_txn_checkpoint $DB_ENV; 3528 BDB::db_env_txn_checkpoint $DB_ENV;
2665 warn "end emergency database checkpoint\n"; 3529 warn "end emergency database checkpoint\n";
3530
3531 warn "begin write uuid\n";
3532 write_uuid_sync 1;
3533 warn "end write uuid\n";
2666 }; 3534 };
2667 3535
2668 warn "leave emergency perl save\n"; 3536 warn "leave emergency perl save\n";
2669} 3537}
2670 3538
2671sub post_cleanup { 3539sub post_cleanup {
2672 my ($make_core) = @_; 3540 my ($make_core) = @_;
2673 3541
2674 warn Carp::longmess "post_cleanup backtrace" 3542 warn Carp::longmess "post_cleanup backtrace"
2675 if $make_core; 3543 if $make_core;
3544
3545 my $fh = pidfile;
3546 unlink $PIDFILE if <$fh> == $$;
2676} 3547}
3548
3549# a safer delete_package, copied from Symbol
3550sub clear_package($) {
3551 my $pkg = shift;
3552
3553 # expand to full symbol table name if needed
3554 unless ($pkg =~ /^main::.*::$/) {
3555 $pkg = "main$pkg" if $pkg =~ /^::/;
3556 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3557 $pkg .= '::' unless $pkg =~ /::$/;
3558 }
3559
3560 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3561 my $stem_symtab = *{$stem}{HASH};
3562
3563 defined $stem_symtab and exists $stem_symtab->{$leaf}
3564 or return;
3565
3566 # clear all symbols
3567 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3568 for my $name (keys %$leaf_symtab) {
3569 _gv_clear *{"$pkg$name"};
3570# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3571 }
3572 warn "cleared package #$pkg\n";#d#
3573}
3574
3575our $RELOAD; # how many times to reload
2677 3576
2678sub do_reload_perl() { 3577sub do_reload_perl() {
2679 # can/must only be called in main 3578 # can/must only be called in main
2680 if ($Coro::current != $Coro::main) { 3579 if ($Coro::current != $Coro::main) {
2681 warn "can only reload from main coroutine"; 3580 warn "can only reload from main coroutine";
2682 return; 3581 return;
2683 } 3582 }
2684 3583
3584 return if $RELOAD++;
3585
3586 while ($RELOAD) {
2685 warn "reloading..."; 3587 warn "reloading...";
2686 3588
2687 warn "entering sync_job"; 3589 warn "entering sync_job";
2688 3590
2689 cf::sync_job { 3591 cf::sync_job {
2690 cf::write_runtime; # external watchdog should not bark 3592 cf::write_runtime_sync; # external watchdog should not bark
2691 cf::emergency_save; 3593 cf::emergency_save;
2692 cf::write_runtime; # external watchdog should not bark 3594 cf::write_runtime_sync; # external watchdog should not bark
2693 3595
2694 warn "syncing database to disk"; 3596 warn "syncing database to disk";
2695 BDB::db_env_txn_checkpoint $DB_ENV; 3597 BDB::db_env_txn_checkpoint $DB_ENV;
2696 3598
2697 # if anything goes wrong in here, we should simply crash as we already saved 3599 # if anything goes wrong in here, we should simply crash as we already saved
2698 3600
2699 warn "cancelling all WF_AUTOCANCEL watchers";
2700 for (Event::all_watchers) {
2701 $_->cancel if $_->data & WF_AUTOCANCEL;
2702 }
2703
2704 warn "flushing outstanding aio requests"; 3601 warn "flushing outstanding aio requests";
2705 for (;;) {
2706 BDB::flush;
2707 IO::AIO::flush;
2708 Coro::cede;
2709 last unless IO::AIO::nreqs || BDB::nreqs; 3602 while (IO::AIO::nreqs || BDB::nreqs) {
2710 warn "iterate..."; 3603 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2711 }
2712
2713 ++$RELOAD;
2714
2715 warn "cancelling all extension coros";
2716 $_->cancel for values %EXT_CORO;
2717 %EXT_CORO = ();
2718
2719 warn "removing commands";
2720 %COMMAND = ();
2721
2722 warn "removing ext commands";
2723 %EXTCMD = ();
2724
2725 warn "unloading/nuking all extensions";
2726 for my $pkg (@EXTS) {
2727 warn "... unloading $pkg";
2728
2729 if (my $cb = $pkg->can ("unload")) {
2730 eval {
2731 $cb->($pkg);
2732 1
2733 } or warn "$pkg unloaded, but with errors: $@";
2734 } 3604 }
2735 3605
2736 warn "... nuking $pkg"; 3606 warn "cancelling all extension coros";
2737 Symbol::delete_package $pkg; 3607 $_->cancel for values %EXT_CORO;
2738 } 3608 %EXT_CORO = ();
2739 3609
2740 warn "unloading all perl modules loaded from $LIBDIR"; 3610 warn "removing commands";
2741 while (my ($k, $v) = each %INC) { 3611 %COMMAND = ();
2742 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2743 3612
3613 warn "removing ext/exti commands";
3614 %EXTCMD = ();
3615 %EXTICMD = ();
3616
3617 warn "unloading/nuking all extensions";
3618 for my $pkg (@EXTS) {
2744 warn "... unloading $k"; 3619 warn "... unloading $pkg";
2745 delete $INC{$k};
2746 3620
2747 $k =~ s/\.pm$//;
2748 $k =~ s/\//::/g;
2749
2750 if (my $cb = $k->can ("unload_module")) { 3621 if (my $cb = $pkg->can ("unload")) {
3622 eval {
2751 $cb->(); 3623 $cb->($pkg);
3624 1
3625 } or warn "$pkg unloaded, but with errors: $@";
3626 }
3627
3628 warn "... clearing $pkg";
3629 clear_package $pkg;
2752 } 3630 }
2753 3631
2754 Symbol::delete_package $k; 3632 warn "unloading all perl modules loaded from $LIBDIR";
3633 while (my ($k, $v) = each %INC) {
3634 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3635
3636 warn "... unloading $k";
3637 delete $INC{$k};
3638
3639 $k =~ s/\.pm$//;
3640 $k =~ s/\//::/g;
3641
3642 if (my $cb = $k->can ("unload_module")) {
3643 $cb->();
3644 }
3645
3646 clear_package $k;
2755 } 3647 }
2756 3648
2757 warn "getting rid of safe::, as good as possible"; 3649 warn "getting rid of safe::, as good as possible";
2758 Symbol::delete_package "safe::$_" 3650 clear_package "safe::$_"
2759 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3651 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2760 3652
2761 warn "unloading cf.pm \"a bit\""; 3653 warn "unloading cf.pm \"a bit\"";
2762 delete $INC{"cf.pm"}; 3654 delete $INC{"cf.pm"};
2763 delete $INC{"cf/pod.pm"}; 3655 delete $INC{"cf/pod.pm"};
2764 3656
2765 # don't, removes xs symbols, too, 3657 # don't, removes xs symbols, too,
2766 # and global variables created in xs 3658 # and global variables created in xs
2767 #Symbol::delete_package __PACKAGE__; 3659 #clear_package __PACKAGE__;
2768 3660
2769 warn "unload completed, starting to reload now"; 3661 warn "unload completed, starting to reload now";
2770 3662
2771 warn "reloading cf.pm"; 3663 warn "reloading cf.pm";
2772 require cf; 3664 require cf;
2773 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3665 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2774 3666
2775 warn "loading config and database again"; 3667 warn "loading config and database again";
2776 cf::cfg_load; 3668 cf::reload_config;
2777 3669
2778 warn "loading extensions"; 3670 warn "loading extensions";
2779 cf::load_extensions; 3671 cf::load_extensions;
2780 3672
2781 warn "reattaching attachments to objects/players"; 3673 warn "reattaching attachments to objects/players";
2782 _global_reattach; # objects, sockets 3674 _global_reattach; # objects, sockets
2783 warn "reattaching attachments to maps"; 3675 warn "reattaching attachments to maps";
2784 reattach $_ for values %MAP; 3676 reattach $_ for values %MAP;
2785 warn "reattaching attachments to players"; 3677 warn "reattaching attachments to players";
2786 reattach $_ for values %PLAYER; 3678 reattach $_ for values %PLAYER;
2787 3679
2788 warn "leaving sync_job"; 3680 warn "leaving sync_job";
2789 3681
2790 1 3682 1
2791 } or do { 3683 } or do {
2792 warn $@; 3684 warn $@;
2793 warn "error while reloading, exiting."; 3685 cf::cleanup "error while reloading, exiting.";
2794 exit 1;
2795 }; 3686 };
2796 3687
2797 warn "reloaded"; 3688 warn "reloaded";
3689 --$RELOAD;
3690 }
2798}; 3691};
2799 3692
2800our $RELOAD_WATCHER; # used only during reload 3693our $RELOAD_WATCHER; # used only during reload
2801 3694
2802sub reload_perl() { 3695sub reload_perl() {
2803 # doing reload synchronously and two reloads happen back-to-back, 3696 # doing reload synchronously and two reloads happen back-to-back,
2804 # coro crashes during coro_state_free->destroy here. 3697 # coro crashes during coro_state_free->destroy here.
2805 3698
2806 $RELOAD_WATCHER ||= Event->timer ( 3699 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2807 reentrant => 0,
2808 after => 0,
2809 data => WF_AUTOCANCEL,
2810 cb => sub {
2811 do_reload_perl; 3700 do_reload_perl;
2812 undef $RELOAD_WATCHER; 3701 undef $RELOAD_WATCHER;
2813 },
2814 ); 3702 };
2815} 3703}
2816 3704
2817register_command "reload" => sub { 3705register_command "reload" => sub {
2818 my ($who, $arg) = @_; 3706 my ($who, $arg) = @_;
2819 3707
2820 if ($who->flag (FLAG_WIZ)) { 3708 if ($who->flag (FLAG_WIZ)) {
2821 $who->message ("reloading server."); 3709 $who->message ("reloading server.");
3710 async {
3711 $Coro::current->{desc} = "perl_reload";
2822 async { reload_perl }; 3712 reload_perl;
3713 };
2823 } 3714 }
2824}; 3715};
2825 3716
2826unshift @INC, $LIBDIR; 3717unshift @INC, $LIBDIR;
2827 3718
… …
2829 3720
2830our @WAIT_FOR_TICK; 3721our @WAIT_FOR_TICK;
2831our @WAIT_FOR_TICK_BEGIN; 3722our @WAIT_FOR_TICK_BEGIN;
2832 3723
2833sub wait_for_tick { 3724sub wait_for_tick {
2834 return unless $TICK_WATCHER->is_active;
2835 return if $Coro::current == $Coro::main; 3725 return if tick_inhibit || $Coro::current == $Coro::main;
2836 3726
2837 my $signal = new Coro::Signal; 3727 my $signal = new Coro::Signal;
2838 push @WAIT_FOR_TICK, $signal; 3728 push @WAIT_FOR_TICK, $signal;
2839 $signal->wait; 3729 $signal->wait;
2840} 3730}
2841 3731
2842sub wait_for_tick_begin { 3732sub wait_for_tick_begin {
2843 return unless $TICK_WATCHER->is_active;
2844 return if $Coro::current == $Coro::main; 3733 return if tick_inhibit || $Coro::current == $Coro::main;
2845 3734
2846 my $signal = new Coro::Signal; 3735 my $signal = new Coro::Signal;
2847 push @WAIT_FOR_TICK_BEGIN, $signal; 3736 push @WAIT_FOR_TICK_BEGIN, $signal;
2848 $signal->wait; 3737 $signal->wait;
2849} 3738}
2850 3739
2851$TICK_WATCHER = Event->timer ( 3740sub tick {
2852 reentrant => 0,
2853 parked => 1,
2854 prio => 0,
2855 at => $NEXT_TICK || $TICK,
2856 data => WF_AUTOCANCEL,
2857 cb => sub {
2858 if ($Coro::current != $Coro::main) { 3741 if ($Coro::current != $Coro::main) {
2859 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3742 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2860 unless ++$bug_warning > 10; 3743 unless ++$bug_warning > 10;
2861 return; 3744 return;
2862 } 3745 }
2863 3746
2864 $NOW = $tick_start = Event::time;
2865
2866 cf::server_tick; # one server iteration 3747 cf::server_tick; # one server iteration
2867 3748
2868 $RUNTIME += $TICK;
2869 $NEXT_TICK += $TICK;
2870
2871 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3749 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2872 $NEXT_RUNTIME_WRITE = $NOW + 10; 3750 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2873 Coro::async_pool { 3751 Coro::async_pool {
3752 $Coro::current->{desc} = "runtime saver";
2874 write_runtime 3753 write_runtime_sync
2875 or warn "ERROR: unable to write runtime file: $!"; 3754 or warn "ERROR: unable to write runtime file: $!";
2876 };
2877 } 3755 };
3756 }
2878 3757
2879# my $AFTER = Event::time;
2880# warn $AFTER - $NOW;#d#
2881
2882 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3758 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2883 $sig->send; 3759 $sig->send;
2884 } 3760 }
2885 while (my $sig = shift @WAIT_FOR_TICK) { 3761 while (my $sig = shift @WAIT_FOR_TICK) {
2886 $sig->send; 3762 $sig->send;
2887 } 3763 }
2888 3764
2889 $NOW = Event::time; 3765 $LOAD = ($NOW - $TICK_START) / $TICK;
2890
2891 # if we are delayed by four ticks or more, skip them all
2892 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2893
2894 $TICK_WATCHER->at ($NEXT_TICK);
2895 $TICK_WATCHER->start;
2896
2897 $LOAD = ($NOW - $tick_start) / $TICK;
2898 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3766 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2899 3767
2900 _post_tick; 3768 if (0) {
2901 3769 if ($NEXT_TICK) {
2902 3770 my $jitter = $TICK_START - $NEXT_TICK;
3771 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3772 warn "jitter $JITTER\n";#d#
3773 }
2903 }, 3774 }
2904); 3775}
2905 3776
2906{ 3777{
2907 BDB::max_poll_time $TICK * 0.1; 3778 # configure BDB
2908 $BDB_POLL_WATCHER = Event->io ( 3779
2909 reentrant => 0,
2910 fd => BDB::poll_fileno,
2911 poll => 'r',
2912 prio => 0,
2913 data => WF_AUTOCANCEL,
2914 cb => \&BDB::poll_cb,
2915 );
2916 BDB::min_parallel 8; 3780 BDB::min_parallel 8;
2917 3781 BDB::max_poll_reqs $TICK * 0.1;
2918 BDB::set_sync_prepare { 3782 $AnyEvent::BDB::WATCHER->priority (1);
2919 my $status;
2920 my $current = $Coro::current;
2921 (
2922 sub {
2923 $status = $!;
2924 $current->ready; undef $current;
2925 },
2926 sub {
2927 Coro::schedule while defined $current;
2928 $! = $status;
2929 },
2930 )
2931 };
2932 3783
2933 unless ($DB_ENV) { 3784 unless ($DB_ENV) {
2934 $DB_ENV = BDB::db_env_create; 3785 $DB_ENV = BDB::db_env_create;
3786 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3787 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3788 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3789 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3790 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2935 3791
2936 cf::sync_job { 3792 cf::sync_job {
2937 eval { 3793 eval {
2938 BDB::db_env_open 3794 BDB::db_env_open
2939 $DB_ENV, 3795 $DB_ENV,
… …
2941 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3797 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2942 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3798 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2943 0666; 3799 0666;
2944 3800
2945 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3801 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2946
2947 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2948 $DB_ENV->set_lk_detect;
2949 }; 3802 };
2950 3803
2951 cf::cleanup "db_env_open(db): $@" if $@; 3804 cf::cleanup "db_env_open(db): $@" if $@;
2952 }; 3805 };
2953 } 3806 }
3807
3808 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3809 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3810 };
3811 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3812 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3813 };
3814 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3815 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3816 };
2954} 3817}
2955 3818
2956{ 3819{
3820 # configure IO::AIO
3821
2957 IO::AIO::min_parallel 8; 3822 IO::AIO::min_parallel 8;
2958
2959 undef $Coro::AIO::WATCHER;
2960 IO::AIO::max_poll_time $TICK * 0.1; 3823 IO::AIO::max_poll_time $TICK * 0.1;
2961 $AIO_POLL_WATCHER = Event->io ( 3824 undef $AnyEvent::AIO::WATCHER;
2962 reentrant => 0,
2963 data => WF_AUTOCANCEL,
2964 fd => IO::AIO::poll_fileno,
2965 poll => 'r',
2966 prio => 6,
2967 cb => \&IO::AIO::poll_cb,
2968 );
2969} 3825}
2970 3826
2971my $_log_backtrace; 3827my $_log_backtrace;
2972 3828
2973sub _log_backtrace { 3829sub _log_backtrace {
… …
2977 3833
2978 # limit the # of concurrent backtraces 3834 # limit the # of concurrent backtraces
2979 if ($_log_backtrace < 2) { 3835 if ($_log_backtrace < 2) {
2980 ++$_log_backtrace; 3836 ++$_log_backtrace;
2981 async { 3837 async {
3838 $Coro::current->{desc} = "abt $msg";
3839
2982 my @bt = fork_call { 3840 my @bt = fork_call {
2983 @addr = map { sprintf "%x", $_ } @addr; 3841 @addr = map { sprintf "%x", $_ } @addr;
2984 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3842 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
2985 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3843 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
2986 or die "addr2line: $!"; 3844 or die "addr2line: $!";

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