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Revision 1.395 by root, Sat Nov 10 22:41:59 2007 UTC vs.
Revision 1.476 by root, Wed Sep 2 16:54:20 2009 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
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 qw(vars subs);
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Event; 31use EV;
10use Opcode; 32use Opcode;
11use Safe; 33use Safe;
12use Safe::Hole; 34use Safe::Hole;
13use Storable (); 35use Storable ();
14 36
37use Guard ();
15use Coro 4.1 (); 38use Coro ();
16use Coro::State; 39use Coro::State;
17use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
18use Coro::Event; 42use Coro::AnyEvent;
19use Coro::Timer; 43use Coro::Timer;
20use Coro::Signal; 44use Coro::Signal;
21use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
22use Coro::AIO; 48use Coro::AIO;
49use Coro::BDB 1.6;
23use Coro::Storable; 50use Coro::Storable;
24use Coro::Util (); 51use Coro::Util ();
25 52
26use JSON::XS (); 53use JSON::XS 2.01 ();
27use BDB (); 54use BDB ();
28use Data::Dumper; 55use Data::Dumper;
29use Digest::MD5; 56use Digest::MD5;
30use Fcntl; 57use Fcntl;
31use YAML::Syck (); 58use YAML ();
32use IO::AIO 2.51 (); 59use IO::AIO ();
33use Time::HiRes; 60use Time::HiRes;
34use Compress::LZF; 61use Compress::LZF;
35use Digest::MD5 (); 62use Digest::MD5 ();
63
64AnyEvent::detect;
36 65
37# configure various modules to our taste 66# configure various modules to our taste
38# 67#
39$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 76
43$Event::Eval = 1; # no idea why this is required, but it is 77# strictly for debugging
44 78$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 79
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 80sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 81
52our %COMMAND = (); 82our %COMMAND = ();
53our %COMMAND_TIME = (); 83our %COMMAND_TIME = ();
56our %EXTCMD = (); 86our %EXTCMD = ();
57our %EXTICMD = (); 87our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 88our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 89our %EXT_MAP = (); # pluggable maps
60 90
61our $RELOAD; # number of reloads so far 91our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 92our @EVENT;
63 93
64our $CONFDIR = confdir; 94our $CONFDIR = confdir;
65our $DATADIR = datadir; 95our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 96our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 97our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 98our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 99our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 100our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 101our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 102our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 103our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 104our $BDBDIR = "$LOCALDIR/db";
105our $PIDFILE = "$LOCALDIR/pid";
106our $RUNTIMEFILE = "$LOCALDIR/runtime";
107
108our %RESOURCE;
75 109
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 110our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 111our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 112our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 113our $USE_FSYNC = 1; # use fsync to write maps - default on
83 114
84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 115our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 116our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER; 117our $BDB_TRICKLE_WATCHER;
88our $DB_ENV; 118our $DB_ENV;
89 119
120our @EXTRA_MODULES = qw(pod mapscript);
121
90our %CFG; 122our %CFG;
91 123
92our $UPTIME; $UPTIME ||= time; 124our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 125our $RUNTIME;
126our $NOW;
94 127
95our (%PLAYER, %PLAYER_LOADING); # all users 128our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 129our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 130our $LINK_MAP; # the special {link} map, which is always available
98 131
99# used to convert map paths into valid unix filenames by replacing / by ∕ 132# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 133our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 134
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 135our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 136our $LOADAVG; # same thing, but with alpha-smoothing
137our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 138our $TICK_START; # for load detecting purposes
139
140our @POST_INIT;
141
142our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
143our $REALLY_UNLOOP; # never set to true, please :)
105 144
106binmode STDOUT; 145binmode STDOUT;
107binmode STDERR; 146binmode STDERR;
108 147
109# read virtual server time, if available 148# read virtual server time, if available
110unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 149unless ($RUNTIME || !-e $RUNTIMEFILE) {
111 open my $fh, "<", "$LOCALDIR/runtime" 150 open my $fh, "<", $RUNTIMEFILE
112 or die "unable to read runtime file: $!"; 151 or die "unable to read $RUNTIMEFILE file: $!";
113 $RUNTIME = <$fh> + 0.; 152 $RUNTIME = <$fh> + 0.;
114} 153}
154
155eval "sub TICK() { $TICK } 1" or die;
115 156
116mkdir $_ 157mkdir $_
117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 158 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118 159
119our $EMERGENCY_POSITION; 160our $EMERGENCY_POSITION;
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 234 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 235
195 LOG llevError, $msg; 236 LOG llevError, $msg;
196 }; 237 };
197} 238}
239
240$Coro::State::DIEHOOK = sub {
241 return unless $^S eq 0; # "eq", not "=="
242
243 if ($Coro::current == $Coro::main) {#d#
244 warn "DIEHOOK called in main context, Coro bug?\n";#d#
245 return;#d#
246 }#d#
247
248 # kill coroutine otherwise
249 warn Carp::longmess $_[0];
250 Coro::terminate
251};
252
253$SIG{__DIE__} = sub { }; #d#?
198 254
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 255@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 256@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 257@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 258@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
209for my $pkg (qw( 265for my $pkg (qw(
210 cf::global cf::attachable 266 cf::global cf::attachable
211 cf::object cf::object::player 267 cf::object cf::object::player
212 cf::client cf::player 268 cf::client cf::player
213 cf::arch cf::living 269 cf::arch cf::living
270 cf::map cf::mapspace
214 cf::map cf::party cf::region 271 cf::party cf::region
215)) { 272)) {
216 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 273 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 274}
219 275
220$Event::DIED = sub { 276$EV::DIED = sub {
221 warn "error in event callback: @_"; 277 warn "error in event callback: @_";
222}; 278};
223 279
224############################################################################# 280#############################################################################
225 281
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 304 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 305 $d
250 } || "[unable to dump $_[0]: '$@']"; 306 } || "[unable to dump $_[0]: '$@']";
251} 307}
252 308
253=item $ref = cf::from_json $json 309=item $ref = cf::decode_json $json
254 310
255Converts a JSON string into the corresponding perl data structure. 311Converts a JSON string into the corresponding perl data structure.
256 312
257=item $json = cf::to_json $ref 313=item $json = cf::encode_json $ref
258 314
259Converts a perl data structure into its JSON representation. 315Converts a perl data structure into its JSON representation.
260 316
261=cut 317=cut
262 318
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 319our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 320
265sub to_json ($) { $json_coder->encode ($_[0]) } 321sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 322sub decode_json($) { $json_coder->decode ($_[0]) }
323
324=item cf::post_init { BLOCK }
325
326Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327but I<before> the server starts ticking again.
328
329The cdoeblock will have a single boolean argument to indicate whether this
330is a reload or not.
331
332=cut
333
334sub post_init(&) {
335 push @POST_INIT, shift;
336}
267 337
268=item cf::lock_wait $string 338=item cf::lock_wait $string
269 339
270Wait until the given lock is available. See cf::lock_acquire. 340Wait until the given lock is available. See cf::lock_acquire.
271 341
272=item my $lock = cf::lock_acquire $string 342=item my $lock = cf::lock_acquire $string
273 343
274Wait until the given lock is available and then acquires it and returns 344Wait until the given lock is available and then acquires it and returns
275a Coro::guard object. If the guard object gets destroyed (goes out of scope, 345a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276for example when the coroutine gets canceled), the lock is automatically 346for example when the coroutine gets canceled), the lock is automatically
277returned. 347returned.
278 348
279Locks are *not* recursive, locking from the same coro twice results in a 349Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro. 350deadlocked coro.
286 356
287Return true if the lock is currently active, i.e. somebody has locked it. 357Return true if the lock is currently active, i.e. somebody has locked it.
288 358
289=cut 359=cut
290 360
291our %LOCK; 361our $LOCKS = new Coro::SemaphoreSet;
292our %LOCKER;#d#
293 362
294sub lock_wait($) { 363sub lock_wait($) {
295 my ($key) = @_; 364 $LOCKS->wait ($_[0]);
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
301
302 # wait for lock, if any
303 while ($LOCK{$key}) {
304 push @{ $LOCK{$key} }, $Coro::current;
305 Coro::schedule;
306 }
307} 365}
308 366
309sub lock_acquire($) { 367sub lock_acquire($) {
310 my ($key) = @_; 368 $LOCKS->guard ($_[0])
311
312 # wait, to be sure we are not locked
313 lock_wait $key;
314
315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
317
318 Coro::guard {
319 delete $LOCKER{$key};#d#
320 # wake up all waiters, to be on the safe side
321 $_->ready for @{ delete $LOCK{$key} };
322 }
323} 369}
324 370
325sub lock_active($) { 371sub lock_active($) {
326 my ($key) = @_; 372 $LOCKS->count ($_[0]) < 1
327
328 ! ! $LOCK{$key}
329} 373}
330 374
331sub freeze_mainloop { 375sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 376 tick_inhibit_inc;
333 377
334 my $guard = Coro::guard { 378 &Guard::guard (\&tick_inhibit_dec);
335 $TICK_WATCHER->start; 379}
336 }; 380
337 $TICK_WATCHER->stop; 381=item cf::periodic $interval, $cb
338 $guard 382
383Like EV::periodic, but randomly selects a starting point so that the actions
384get spread over timer.
385
386=cut
387
388sub periodic($$) {
389 my ($interval, $cb) = @_;
390
391 my $start = rand List::Util::min 180, $interval;
392
393 EV::periodic $start, $interval, 0, $cb
339} 394}
340 395
341=item cf::get_slot $time[, $priority[, $name]] 396=item cf::get_slot $time[, $priority[, $name]]
342 397
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 398Allocate $time seconds of blocking CPU time at priority C<$priority>:
383 } 438 }
384 } 439 }
385}; 440};
386 441
387sub get_slot($;$$) { 442sub get_slot($;$$) {
443 return if tick_inhibit || $Coro::current == $Coro::main;
444
388 my ($time, $pri, $name) = @_; 445 my ($time, $pri, $name) = @_;
389 446
390 $time = $TICK * .6 if $time > $TICK * .6; 447 $time = $TICK * .6 if $time > $TICK * .6;
391 my $sig = new Coro::Signal; 448 my $sig = new Coro::Signal;
392 449
422 479
423sub sync_job(&) { 480sub sync_job(&) {
424 my ($job) = @_; 481 my ($job) = @_;
425 482
426 if ($Coro::current == $Coro::main) { 483 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 484 my $time = EV::time;
428 485
429 # this is the main coro, too bad, we have to block 486 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 487 # till the operation succeeds, freezing the server :/
431 488
432 LOG llevError, Carp::longmess "sync job";#d# 489 LOG llevError, Carp::longmess "sync job";#d#
433 490
434 # TODO: use suspend/resume instead
435 # (but this is cancel-safe)
436 my $freeze_guard = freeze_mainloop; 491 my $freeze_guard = freeze_mainloop;
437 492
438 my $busy = 1; 493 my $busy = 1;
439 my @res; 494 my @res;
440 495
447 502
448 while ($busy) { 503 while ($busy) {
449 if (Coro::nready) { 504 if (Coro::nready) {
450 Coro::cede_notself; 505 Coro::cede_notself;
451 } else { 506 } else {
452 Event::one_event; 507 EV::loop EV::LOOP_ONESHOT;
453 } 508 }
454 } 509 }
455 510
456 $time = Event::time - $time; 511 my $time = EV::time - $time;
457 512
458 LOG llevError | logBacktrace, Carp::longmess "long sync job"
459 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461 $tick_start += $time; # do not account sync jobs to server load 513 $TICK_START += $time; # do not account sync jobs to server load
462 514
463 wantarray ? @res : $res[0] 515 wantarray ? @res : $res[0]
464 } else { 516 } else {
465 # we are in another coroutine, how wonderful, everything just works 517 # we are in another coroutine, how wonderful, everything just works
466 518
491=item fork_call { }, $args 543=item fork_call { }, $args
492 544
493Executes the given code block with the given arguments in a seperate 545Executes the given code block with the given arguments in a seperate
494process, returning the results. Everything must be serialisable with 546process, returning the results. Everything must be serialisable with
495Coro::Storable. May, of course, block. Note that the executed sub may 547Coro::Storable. May, of course, block. Note that the executed sub may
496never block itself or use any form of Event handling. 548never block itself or use any form of event handling.
497 549
498=cut 550=cut
499 551
500sub fork_call(&@) { 552sub fork_call(&@) {
501 my ($cb, @args) = @_; 553 my ($cb, @args) = @_;
508 reset_signals; 560 reset_signals;
509 &$cb 561 &$cb
510 }, @args; 562 }, @args;
511 563
512 wantarray ? @res : $res[-1] 564 wantarray ? @res : $res[-1]
565}
566
567=item $coin = coin_from_name $name
568
569=cut
570
571our %coin_alias = (
572 "silver" => "silvercoin",
573 "silvercoin" => "silvercoin",
574 "silvercoins" => "silvercoin",
575 "gold" => "goldcoin",
576 "goldcoin" => "goldcoin",
577 "goldcoins" => "goldcoin",
578 "platinum" => "platinacoin",
579 "platinumcoin" => "platinacoin",
580 "platinumcoins" => "platinacoin",
581 "platina" => "platinacoin",
582 "platinacoin" => "platinacoin",
583 "platinacoins" => "platinacoin",
584 "royalty" => "royalty",
585 "royalties" => "royalty",
586);
587
588sub coin_from_name($) {
589 $coin_alias{$_[0]}
590 ? cf::arch::find $coin_alias{$_[0]}
591 : undef
513} 592}
514 593
515=item $value = cf::db_get $family => $key 594=item $value = cf::db_get $family => $key
516 595
517Returns a single value from the environment database. 596Returns a single value from the environment database.
656 735
657############################################################################# 736#############################################################################
658 737
659=head2 ATTACHABLE OBJECTS 738=head2 ATTACHABLE OBJECTS
660 739
661Many objects in crossfire are so-called attachable objects. That means you can 740Many objects in deliantra are so-called attachable objects. That means you can
662attach callbacks/event handlers (a collection of which is called an "attachment") 741attach callbacks/event handlers (a collection of which is called an "attachment")
663to it. All such attachable objects support the following methods. 742to it. All such attachable objects support the following methods.
664 743
665In the following description, CLASS can be any of C<global>, C<object> 744In the following description, CLASS can be any of C<global>, C<object>
666C<player>, C<client> or C<map> (i.e. the attachable objects in 745C<player>, C<client> or C<map> (i.e. the attachable objects in
716=item cf::CLASS::attachment $name, ... 795=item cf::CLASS::attachment $name, ...
717 796
718Register an attachment by C<$name> through which attachable objects of the 797Register an attachment by C<$name> through which attachable objects of the
719given CLASS can refer to this attachment. 798given CLASS can refer to this attachment.
720 799
721Some classes such as crossfire maps and objects can specify attachments 800Some classes such as deliantra maps and objects can specify attachments
722that are attached at load/instantiate time, thus the need for a name. 801that are attached at load/instantiate time, thus the need for a name.
723 802
724These calls expect any number of the following handler/hook descriptions: 803These calls expect any number of the following handler/hook descriptions:
725 804
726=over 4 805=over 4
954 } 1033 }
955 1034
956 0 1035 0
957} 1036}
958 1037
959=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1038=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960 1039
961=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1040=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962 1041
963Generate an object-specific event with the given arguments. 1042Generate an object-specific event with the given arguments.
964 1043
1017 1096
1018sub reattach { 1097sub reattach {
1019 # basically do the same as instantiate, without calling instantiate 1098 # basically do the same as instantiate, without calling instantiate
1020 my ($obj) = @_; 1099 my ($obj) = @_;
1021 1100
1101 # no longer needed after getting rid of delete_package?
1022 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1102 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023 1103
1024 my $registry = $obj->registry; 1104 my $registry = $obj->registry;
1025 1105
1026 @$registry = (); 1106 @$registry = ();
1027 1107
1042cf::attachable->attach ( 1122cf::attachable->attach (
1043 prio => -1000000, 1123 prio => -1000000,
1044 on_instantiate => sub { 1124 on_instantiate => sub {
1045 my ($obj, $data) = @_; 1125 my ($obj, $data) = @_;
1046 1126
1047 $data = from_json $data; 1127 $data = decode_json $data;
1048 1128
1049 for (@$data) { 1129 for (@$data) {
1050 my ($name, $args) = @$_; 1130 my ($name, $args) = @$_;
1051 1131
1052 $obj->attach ($name, %{$args || {} }); 1132 $obj->attach ($name, %{$args || {} });
1073 utf8::decode (my $decname = $filename); 1153 utf8::decode (my $decname = $filename);
1074 warn sprintf "saving %s (%d,%d)\n", 1154 warn sprintf "saving %s (%d,%d)\n",
1075 $decname, length $$rdata, scalar @$objs; 1155 $decname, length $$rdata, scalar @$objs;
1076 1156
1077 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1157 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078 chmod SAVE_MODE, $fh; 1158 aio_chmod $fh, SAVE_MODE;
1079 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1159 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080 aio_fsync $fh if $cf::USE_FSYNC; 1160 if ($cf::USE_FSYNC) {
1161 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1162 aio_fsync $fh;
1163 }
1081 close $fh; 1164 aio_close $fh;
1082 1165
1083 if (@$objs) { 1166 if (@$objs) {
1084 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1167 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085 chmod SAVE_MODE, $fh; 1168 aio_chmod $fh, SAVE_MODE;
1086 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1169 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087 aio_write $fh, 0, (length $data), $data, 0; 1170 aio_write $fh, 0, (length $data), $data, 0;
1088 aio_fsync $fh if $cf::USE_FSYNC; 1171 if ($cf::USE_FSYNC) {
1172 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1173 aio_fsync $fh;
1174 }
1089 close $fh; 1175 aio_close $fh;
1090 aio_rename "$filename.pst~", "$filename.pst"; 1176 aio_rename "$filename.pst~", "$filename.pst";
1091 } 1177 }
1092 } else { 1178 } else {
1093 aio_unlink "$filename.pst"; 1179 aio_unlink "$filename.pst";
1094 } 1180 }
1095 1181
1096 aio_rename "$filename~", $filename; 1182 aio_rename "$filename~", $filename;
1183
1184 $filename =~ s%/[^/]+$%%;
1185 aio_pathsync $filename if $cf::USE_FSYNC;
1097 } else { 1186 } else {
1098 warn "FATAL: $filename~: $!\n"; 1187 warn "unable to save objects: $filename~: $!\n";
1099 } 1188 }
1100 } else { 1189 } else {
1101 aio_unlink $filename; 1190 aio_unlink $filename;
1102 aio_unlink "$filename.pst"; 1191 aio_unlink "$filename.pst";
1103 } 1192 }
1194 my ($name, $cb) = @_; 1283 my ($name, $cb) = @_;
1195 1284
1196 $EXTICMD{$name} = $cb; 1285 $EXTICMD{$name} = $cb;
1197} 1286}
1198 1287
1288use File::Glob ();
1289
1199cf::player->attach ( 1290cf::player->attach (
1200 on_command => sub { 1291 on_command => sub {
1201 my ($pl, $name, $params) = @_; 1292 my ($pl, $name, $params) = @_;
1202 1293
1203 my $cb = $COMMAND{$name} 1294 my $cb = $COMMAND{$name}
1235 1326
1236 cf::override; 1327 cf::override;
1237 }, 1328 },
1238); 1329);
1239 1330
1331# "readahead" all extensions
1332sub cache_extensions {
1333 my $grp = IO::AIO::aio_group;
1334
1335 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1336 for (grep /\.ext$/, @{$_[0]}) {
1337 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1338 }
1339 };
1340
1341 $grp
1342}
1343
1240sub load_extensions { 1344sub load_extensions {
1241 cf::sync_job { 1345 cf::sync_job {
1242 my %todo; 1346 my %todo;
1243 1347
1244 for my $path (<$LIBDIR/*.ext>) { 1348 for my $path (<$LIBDIR/*.ext>) {
1263 1367
1264 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1368 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1369 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266 1370
1267 $ext{source} = 1371 $ext{source} =
1268 "package $pkg; use strict; use utf8;\n" 1372 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269 . "#line 1 \"$path\"\n{\n" 1373 . "#line 1 \"$path\"\n{\n"
1270 . $source 1374 . $source
1271 . "\n};\n1"; 1375 . "\n};\n1";
1272 1376
1273 $todo{$base} = \%ext; 1377 $todo{$base} = \%ext;
1289 my $msg = $@ ? "$v->{path}: $@\n" 1393 my $msg = $@ ? "$v->{path}: $@\n"
1290 : "$v->{base}: extension inactive.\n"; 1394 : "$v->{base}: extension inactive.\n";
1291 1395
1292 if (exists $v->{meta}{mandatory}) { 1396 if (exists $v->{meta}{mandatory}) {
1293 warn $msg; 1397 warn $msg;
1294 warn "mandatory extension failed to load, exiting.\n"; 1398 cf::cleanup "mandatory extension failed to load, exiting.";
1295 exit 1;
1296 } 1399 }
1297 1400
1298 warn $msg; 1401 warn $msg;
1299 } 1402 }
1300 1403
1314 1417
1315=back 1418=back
1316 1419
1317=head2 CORE EXTENSIONS 1420=head2 CORE EXTENSIONS
1318 1421
1319Functions and methods that extend core crossfire objects. 1422Functions and methods that extend core deliantra objects.
1320 1423
1321=cut 1424=cut
1322 1425
1323package cf::player; 1426package cf::player;
1324 1427
1367 1470
1368sub exists($) { 1471sub exists($) {
1369 my ($login) = @_; 1472 my ($login) = @_;
1370 1473
1371 $cf::PLAYER{$login} 1474 $cf::PLAYER{$login}
1372 or cf::sync_job { !aio_stat path $login } 1475 or !aio_stat path $login
1373} 1476}
1374 1477
1375sub find($) { 1478sub find($) {
1376 return $cf::PLAYER{$_[0]} || do { 1479 return $cf::PLAYER{$_[0]} || do {
1377 my $login = $_[0]; 1480 my $login = $_[0];
1389 my $f = new_from_file cf::object::thawer path $login 1492 my $f = new_from_file cf::object::thawer path $login
1390 or return; 1493 or return;
1391 1494
1392 my $pl = cf::player::load_pl $f 1495 my $pl = cf::player::load_pl $f
1393 or return; 1496 or return;
1497
1394 local $cf::PLAYER_LOADING{$login} = $pl; 1498 local $cf::PLAYER_LOADING{$login} = $pl;
1395 $f->resolve_delayed_derefs; 1499 $f->resolve_delayed_derefs;
1396 $cf::PLAYER{$login} = $pl 1500 $cf::PLAYER{$login} = $pl
1397 } 1501 }
1398 } 1502 }
1408 1512
1409 return if $pl->{deny_save}; 1513 return if $pl->{deny_save};
1410 1514
1411 aio_mkdir playerdir $pl, 0770; 1515 aio_mkdir playerdir $pl, 0770;
1412 $pl->{last_save} = $cf::RUNTIME; 1516 $pl->{last_save} = $cf::RUNTIME;
1517
1518 cf::get_slot 0.01;
1413 1519
1414 $pl->save_pl ($path); 1520 $pl->save_pl ($path);
1415 cf::cede_to_tick; 1521 cf::cede_to_tick;
1416} 1522}
1417 1523
1449 my ($pl) = @_; 1555 my ($pl) = @_;
1450 1556
1451 my $name = $pl->ob->name; 1557 my $name = $pl->ob->name;
1452 1558
1453 $pl->{deny_save} = 1; 1559 $pl->{deny_save} = 1;
1454 $pl->password ("*"); # this should lock out the player until we nuked the dir 1560 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1455 1561
1456 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1562 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457 $pl->deactivate; 1563 $pl->deactivate;
1564 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1565 $pl->ob->check_score;
1458 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1566 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1459 $pl->ns->destroy if $pl->ns; 1567 $pl->ns->destroy if $pl->ns;
1460 1568
1461 my $path = playerdir $pl; 1569 my $path = playerdir $pl;
1462 my $temp = "$path~$cf::RUNTIME~deleting~"; 1570 my $temp = "$path~$cf::RUNTIME~deleting~";
1501 1609
1502 for my $login (@$dirs) { 1610 for my $login (@$dirs) {
1503 my $path = path $login; 1611 my $path = path $login;
1504 1612
1505 # a .pst is a dead give-away for a valid player 1613 # a .pst is a dead give-away for a valid player
1506 unless (-e "$path.pst") { 1614 # if no pst file found, open and chekc for blocked users
1615 if (aio_stat "$path.pst") {
1507 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1616 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508 aio_read $fh, 0, 512, my $buf, 0 or next; 1617 aio_read $fh, 0, 512, my $buf, 0 or next;
1509 $buf !~ /^password -------------$/m or next; # official not-valid tag 1618 $buf !~ /^password -------------$/m or next; # official not-valid tag
1510 } 1619 }
1511 1620
1542 } 1651 }
1543 1652
1544 \@paths 1653 \@paths
1545} 1654}
1546 1655
1547=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1656=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548 1657
1549Expand crossfire pod fragments into protocol xml. 1658Expand deliantra pod fragments into protocol xml.
1550
1551=cut
1552
1553use re 'eval';
1554
1555my $group;
1556my $interior; $interior = qr{
1557 # match a pod interior sequence sans C<< >>
1558 (?:
1559 \ (.*?)\ (?{ $group = $^N })
1560 | < (??{$interior}) >
1561 )
1562}x;
1563
1564sub expand_cfpod {
1565 my ($self, $pod) = @_;
1566
1567 my $xml;
1568
1569 while () {
1570 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571 $group = $1;
1572
1573 $group =~ s/&/&amp;/g;
1574 $group =~ s/</&lt;/g;
1575
1576 $xml .= $group;
1577 } elsif ($pod =~ m%\G
1578 ([BCGHITU])
1579 <
1580 (?:
1581 ([^<>]*) (?{ $group = $^N })
1582 | < $interior >
1583 )
1584 >
1585 %gcsx
1586 ) {
1587 my ($code, $data) = ($1, $group);
1588
1589 if ($code eq "B") {
1590 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591 } elsif ($code eq "I") {
1592 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593 } elsif ($code eq "U") {
1594 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595 } elsif ($code eq "C") {
1596 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597 } elsif ($code eq "T") {
1598 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599 } elsif ($code eq "G") {
1600 my ($male, $female) = split /\|/, $data;
1601 $data = $self->gender ? $female : $male;
1602 $xml .= expand_cfpod ($self, $data);
1603 } elsif ($code eq "H") {
1604 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606 "")
1607 [$self->{hintmode}];
1608 } else {
1609 $xml .= "error processing '$code($data)' directive";
1610 }
1611 } else {
1612 if ($pod =~ /\G(.+)/) {
1613 warn "parse error while expanding $pod (at $1)";
1614 }
1615 last;
1616 }
1617 }
1618
1619 for ($xml) {
1620 # create single paragraphs (very hackish)
1621 s/(?<=\S)\n(?=\w)/ /g;
1622
1623 # compress some whitespace
1624 s/\s+\n/\n/g; # ws line-ends
1625 s/\n\n+/\n/g; # double lines
1626 s/^\n+//; # beginning lines
1627 s/\n+$//; # ending lines
1628 }
1629
1630 $xml
1631}
1632
1633no re 'eval';
1634
1635sub hintmode {
1636 $_[0]{hintmode} = $_[1] if @_ > 1;
1637 $_[0]{hintmode}
1638}
1639 1659
1640=item $player->ext_reply ($msgid, @msg) 1660=item $player->ext_reply ($msgid, @msg)
1641 1661
1642Sends an ext reply to the player. 1662Sends an ext reply to the player.
1643 1663
1710our $MAX_RESET = 3600; 1730our $MAX_RESET = 3600;
1711our $DEFAULT_RESET = 3000; 1731our $DEFAULT_RESET = 3000;
1712 1732
1713sub generate_random_map { 1733sub generate_random_map {
1714 my ($self, $rmp) = @_; 1734 my ($self, $rmp) = @_;
1735
1736 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1737
1715 # mit "rum" bekleckern, nicht 1738 # mit "rum" bekleckern, nicht
1716 $self->_create_random_map ( 1739 $self->_create_random_map (
1717 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1740 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1741 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1742 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1841 1864
1842# the temporary/swap location 1865# the temporary/swap location
1843sub save_path { 1866sub save_path {
1844 my ($self) = @_; 1867 my ($self) = @_;
1845 1868
1846 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1869 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847 "$TMPDIR/$path.map" 1870 "$TMPDIR/$path.map"
1848} 1871}
1849 1872
1850# the unique path, undef == no special unique path 1873# the unique path, undef == no special unique path
1851sub uniq_path { 1874sub uniq_path {
1852 my ($self) = @_; 1875 my ($self) = @_;
1853 1876
1854 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1877 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855 "$UNIQUEDIR/$path" 1878 "$UNIQUEDIR/$path"
1856}
1857
1858# and all this just because we cannot iterate over
1859# all maps in C++...
1860sub change_all_map_light {
1861 my ($change) = @_;
1862
1863 $_->change_map_light ($change)
1864 for grep $_->outdoor, values %cf::MAP;
1865} 1879}
1866 1880
1867sub decay_objects { 1881sub decay_objects {
1868 my ($self) = @_; 1882 my ($self) = @_;
1869 1883
1953sub find { 1967sub find {
1954 my ($path, $origin) = @_; 1968 my ($path, $origin) = @_;
1955 1969
1956 $path = normalise $path, $origin && $origin->path; 1970 $path = normalise $path, $origin && $origin->path;
1957 1971
1958 cf::lock_wait "map_data:$path";#d#remove 1972 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959 cf::lock_wait "map_find:$path"; 1973 my $guard2 = cf::lock_acquire "map_find:$path";
1960 1974
1961 $cf::MAP{$path} || do { 1975 $cf::MAP{$path} || do {
1962 my $guard1 = cf::lock_acquire "map_find:$path";
1963 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965 my $map = new_from_path cf::map $path 1976 my $map = new_from_path cf::map $path
1966 or return; 1977 or return;
1967 1978
1968 $map->{last_save} = $cf::RUNTIME; 1979 $map->{last_save} = $cf::RUNTIME;
1969 1980
1971 or return; 1982 or return;
1972 1983
1973 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1984 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974 # doing this can freeze the server in a sync job, obviously 1985 # doing this can freeze the server in a sync job, obviously
1975 #$cf::WAIT_FOR_TICK->wait; 1986 #$cf::WAIT_FOR_TICK->wait;
1987 undef $guard2;
1976 undef $guard1; 1988 undef $guard1;
1977 undef $guard2;
1978 $map->reset; 1989 $map->reset;
1979 return find $path; 1990 return find $path;
1980 } 1991 }
1981 1992
1982 $cf::MAP{$path} = $map 1993 $cf::MAP{$path} = $map
2009 my $f = new_from_file cf::object::thawer $self->{load_path}; 2020 my $f = new_from_file cf::object::thawer $self->{load_path};
2010 $f->skip_block; 2021 $f->skip_block;
2011 $self->_load_objects ($f) 2022 $self->_load_objects ($f)
2012 or return; 2023 or return;
2013 2024
2014 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2025 $self->post_load_original
2015 if delete $self->{load_original}; 2026 if delete $self->{load_original};
2016 2027
2017 if (my $uniq = $self->uniq_path) { 2028 if (my $uniq = $self->uniq_path) {
2018 utf8::encode $uniq; 2029 utf8::encode $uniq;
2019 unless (aio_stat $uniq) { 2030 unless (aio_stat $uniq) {
2037 unless ($self->{deny_activate}) { 2048 unless ($self->{deny_activate}) {
2038 $self->decay_objects; 2049 $self->decay_objects;
2039 $self->fix_auto_apply; 2050 $self->fix_auto_apply;
2040 $self->update_buttons; 2051 $self->update_buttons;
2041 cf::cede_to_tick; 2052 cf::cede_to_tick;
2042 $self->set_darkness_map;
2043 cf::cede_to_tick;
2044 $self->activate; 2053 $self->activate;
2045 } 2054 }
2046 2055
2047 $self->{last_save} = $cf::RUNTIME; 2056 $self->{last_save} = $cf::RUNTIME;
2048 $self->last_access ($cf::RUNTIME); 2057 $self->last_access ($cf::RUNTIME);
2049 2058
2050 $self->in_memory (cf::MAP_IN_MEMORY); 2059 $self->in_memory (cf::MAP_ACTIVE);
2051 } 2060 }
2052 2061
2053 $self->post_load; 2062 $self->post_load;
2054} 2063}
2055 2064
2113 my ($path, $origin, $load) = @_; 2122 my ($path, $origin, $load) = @_;
2114 2123
2115 $path = normalise $path, $origin && $origin->{path}; 2124 $path = normalise $path, $origin && $origin->{path};
2116 2125
2117 if (my $map = $cf::MAP{$path}) { 2126 if (my $map = $cf::MAP{$path}) {
2118 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2127 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119 } 2128 }
2120 2129
2121 $MAP_PREFETCH{$path} |= $load; 2130 $MAP_PREFETCH{$path} |= $load;
2122 2131
2123 $MAP_PREFETCHER ||= cf::async { 2132 $MAP_PREFETCHER ||= cf::async {
2160 cf::async { 2169 cf::async {
2161 $Coro::current->{desc} = "map player save"; 2170 $Coro::current->{desc} = "map player save";
2162 $_->contr->save for $self->players; 2171 $_->contr->save for $self->players;
2163 }; 2172 };
2164 2173
2174 cf::get_slot 0.02;
2175
2165 if ($uniq) { 2176 if ($uniq) {
2166 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2177 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2178 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2168 } else { 2179 } else {
2169 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2180 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2177 $self->save; 2188 $self->save;
2178 2189
2179 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2190 my $lock = cf::lock_acquire "map_data:$self->{path}";
2180 2191
2181 return if $self->players; 2192 return if $self->players;
2182 return if $self->in_memory != cf::MAP_IN_MEMORY; 2193 return if $self->in_memory != cf::MAP_ACTIVE;
2183 return if $self->{deny_save}; 2194 return if $self->{deny_save};
2184 2195
2185 $self->in_memory (cf::MAP_SWAPPED); 2196 $self->in_memory (cf::MAP_SWAPPED);
2186 2197
2187 $self->deactivate; 2198 $self->deactivate;
2305 2316
2306sub unique_maps() { 2317sub unique_maps() {
2307 [ 2318 [
2308 map { 2319 map {
2309 utf8::decode $_; 2320 utf8::decode $_;
2310 /\.map$/ 2321 s/\.map$//; # TODO future compatibility hack
2322 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2323 ? ()
2311 ? normalise $_ 2324 : normalise $_
2312 : ()
2313 } @{ aio_readdir $UNIQUEDIR or [] } 2325 } @{ aio_readdir $UNIQUEDIR or [] }
2314 ] 2326 ]
2315} 2327}
2316 2328
2317package cf;
2318
2319=back 2329=back
2320 2330
2321=head3 cf::object 2331=head3 cf::object
2322 2332
2323=cut 2333=cut
2326 2336
2327=over 4 2337=over 4
2328 2338
2329=item $ob->inv_recursive 2339=item $ob->inv_recursive
2330 2340
2331Returns the inventory of the object _and_ their inventories, recursively. 2341Returns the inventory of the object I<and> their inventories, recursively,
2342but I<not> the object itself.
2332 2343
2333=cut 2344=cut
2334 2345
2335sub inv_recursive_; 2346sub inv_recursive_;
2336sub inv_recursive_ { 2347sub inv_recursive_ {
2341 inv_recursive_ inv $_[0] 2352 inv_recursive_ inv $_[0]
2342} 2353}
2343 2354
2344=item $ref = $ob->ref 2355=item $ref = $ob->ref
2345 2356
2346creates and returns a persistent reference to an objetc that can be stored as a string. 2357Creates and returns a persistent reference to an object that can be stored as a string.
2347 2358
2348=item $ob = cf::object::deref ($refstring) 2359=item $ob = cf::object::deref ($refstring)
2349 2360
2350returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2361returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2351even if the object actually exists. May block. 2362even if the object actually exists. May block.
2383can be C<undef>. Does the right thing when the player is currently in a 2394can be C<undef>. Does the right thing when the player is currently in a
2384dialogue with the given NPC character. 2395dialogue with the given NPC character.
2385 2396
2386=cut 2397=cut
2387 2398
2399our $SAY_CHANNEL = {
2400 id => "say",
2401 title => "Map",
2402 reply => "say ",
2403 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2404};
2405
2406our $CHAT_CHANNEL = {
2407 id => "chat",
2408 title => "Chat",
2409 reply => "chat ",
2410 tooltip => "Player chat and shouts, global to the server.",
2411};
2412
2388# rough implementation of a future "reply" method that works 2413# rough implementation of a future "reply" method that works
2389# with dialog boxes. 2414# with dialog boxes.
2390#TODO: the first argument must go, split into a $npc->reply_to ( method 2415#TODO: the first argument must go, split into a $npc->reply_to ( method
2391sub cf::object::player::reply($$$;$) { 2416sub cf::object::player::reply($$$;$) {
2392 my ($self, $npc, $msg, $flags) = @_; 2417 my ($self, $npc, $msg, $flags) = @_;
2403 my $dialog = $pl->{npc_dialog}; 2428 my $dialog = $pl->{npc_dialog};
2404 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2429 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405 2430
2406 } else { 2431 } else {
2407 $msg = $npc->name . " says: $msg" if $npc; 2432 $msg = $npc->name . " says: $msg" if $npc;
2408 $self->message ($msg, $flags); 2433 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409 } 2434 }
2410 } 2435 }
2411} 2436}
2412 2437
2413=item $object->send_msg ($channel, $msg, $color, [extra...]) 2438=item $object->send_msg ($channel, $msg, $color, [extra...])
2438 2463
2439=item $player_object->enter_link 2464=item $player_object->enter_link
2440 2465
2441Freezes the player and moves him/her to a special map (C<{link}>). 2466Freezes the player and moves him/her to a special map (C<{link}>).
2442 2467
2443The player should be reasonably safe there for short amounts of time. You 2468The player should be reasonably safe there for short amounts of time (e.g.
2444I<MUST> call C<leave_link> as soon as possible, though. 2469for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470though, as the palyer cannot control the character while it is on the link
2471map.
2445 2472
2446Will never block. 2473Will never block.
2447 2474
2448=item $player_object->leave_link ($map, $x, $y) 2475=item $player_object->leave_link ($map, $x, $y)
2449 2476
2507 2534
2508 $map->load; 2535 $map->load;
2509 $map->load_neighbours; 2536 $map->load_neighbours;
2510 2537
2511 return unless $self->contr->active; 2538 return unless $self->contr->active;
2512 $self->activate_recursive;
2513 2539
2514 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2540 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515 $self->enter_map ($map, $x, $y); 2541 $self->enter_map ($map, $x, $y);
2542
2543 # only activate afterwards, to support waiting in hooks
2544 $self->activate_recursive;
2516} 2545}
2517 2546
2518=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2547=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2519 2548
2520Moves the player to the given map-path and coordinates by first freezing 2549Moves the player to the given map-path and coordinates by first freezing
2521her, loading and preparing them map, calling the provided $check callback 2550her, loading and preparing them map, calling the provided $check callback
2522that has to return the map if sucecssful, and then unfreezes the player on 2551that has to return the map if sucecssful, and then unfreezes the player on
2523the new (success) or old (failed) map position. In either case, $done will 2552the new (success) or old (failed) map position. In either case, $done will
2524be called at the end of this process. 2553be called at the end of this process.
2554
2555Note that $check will be called with a potentially non-loaded map, so if
2556it needs a loaded map it has to call C<< ->load >>.
2525 2557
2526=cut 2558=cut
2527 2559
2528our $GOTOGEN; 2560our $GOTOGEN;
2529 2561
2608} 2640}
2609 2641
2610sub prepare_random_map { 2642sub prepare_random_map {
2611 my ($exit) = @_; 2643 my ($exit) = @_;
2612 2644
2613 my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615 # all this does is basically replace the /! path by 2645 # all this does is basically replace the /! path by
2616 # a new random map path (?random/...) with a seed 2646 # a new random map path (?random/...) with a seed
2617 # that depends on the exit object 2647 # that depends on the exit object
2618 2648
2619 my $rmp = parse_random_map_params $exit->msg; 2649 my $rmp = parse_random_map_params $exit->msg;
2621 if ($exit->map) { 2651 if ($exit->map) {
2622 $rmp->{region} = $exit->region->name; 2652 $rmp->{region} = $exit->region->name;
2623 $rmp->{origin_map} = $exit->map->path; 2653 $rmp->{origin_map} = $exit->map->path;
2624 $rmp->{origin_x} = $exit->x; 2654 $rmp->{origin_x} = $exit->x;
2625 $rmp->{origin_y} = $exit->y; 2655 $rmp->{origin_y} = $exit->y;
2656
2657 $exit->map->touch;
2626 } 2658 }
2627 2659
2628 $rmp->{random_seed} ||= $exit->random_seed; 2660 $rmp->{random_seed} ||= $exit->random_seed;
2629 2661
2630 my $data = cf::to_json $rmp; 2662 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631 my $md5 = Digest::MD5::md5_hex $data; 2663 my $md5 = Digest::MD5::md5_hex $data;
2632 my $meta = "$RANDOMDIR/$md5.meta"; 2664 my $meta = "$RANDOMDIR/$md5.meta";
2633 2665
2634 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2666 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635 aio_write $fh, 0, (length $data), $data, 0; 2667 aio_write $fh, 0, (length $data), $data, 0;
2636 undef $fh; 2668 undef $fh;
2637 aio_rename "$meta~", $meta; 2669 aio_rename "$meta~", $meta;
2638 2670
2671 my $slaying = "?random/$md5";
2672
2673 if ($exit->valid) {
2639 $exit->slaying ("?random/$md5"); 2674 $exit->slaying ("?random/$md5");
2640 $exit->msg (undef); 2675 $exit->msg (undef);
2676 }
2641 } 2677 }
2642} 2678}
2643 2679
2644sub cf::object::player::enter_exit { 2680sub cf::object::player::enter_exit {
2645 my ($self, $exit) = @_; 2681 my ($self, $exit) = @_;
2646 2682
2647 return unless $self->type == cf::PLAYER; 2683 return unless $self->type == cf::PLAYER;
2648 2684
2649 if ($exit->slaying eq "/!") {
2650 #TODO: this should de-fi-ni-te-ly not be a sync-job
2651 # the problem is that $exit might not survive long enough
2652 # so it needs to be done right now, right here
2653 cf::sync_job { prepare_random_map $exit };
2654 }
2655
2656 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657 my $hp = $exit->stats->hp;
2658 my $sp = $exit->stats->sp;
2659
2660 $self->enter_link; 2685 $self->enter_link;
2661 2686
2662 # if exit is damned, update players death & WoR home-position
2663 $self->contr->savebed ($slaying, $hp, $sp)
2664 if $exit->flag (FLAG_DAMNED);
2665
2666 (async { 2687 (async {
2667 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2688 $Coro::current->{desc} = "enter_exit";
2668 2689
2669 $self->deactivate_recursive; # just to be sure
2670 unless (eval { 2690 unless (eval {
2691 $self->deactivate_recursive; # just to be sure
2692
2693 # random map handling
2694 {
2695 my $guard = cf::lock_acquire "exit_prepare:$exit";
2696
2697 prepare_random_map $exit
2698 if $exit->slaying eq "/!";
2699 }
2700
2701 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2702 my $x = $exit->stats->hp;
2703 my $y = $exit->stats->sp;
2704
2671 $self->goto ($slaying, $hp, $sp); 2705 $self->goto ($map, $x, $y);
2672 2706
2707 # if exit is damned, update players death & WoR home-position
2708 $self->contr->savebed ($map, $x, $y)
2709 if $exit->flag (cf::FLAG_DAMNED);
2710
2673 1; 2711 1
2674 }) { 2712 }) {
2675 $self->message ("Something went wrong deep within the crossfire server. " 2713 $self->message ("Something went wrong deep within the deliantra server. "
2676 . "I'll try to bring you back to the map you were before. " 2714 . "I'll try to bring you back to the map you were before. "
2677 . "Please report this to the dungeon master!", 2715 . "Please report this to the dungeon master!",
2678 cf::NDI_UNIQUE | cf::NDI_RED); 2716 cf::NDI_UNIQUE | cf::NDI_RED);
2679 2717
2680 warn "ERROR in enter_exit: $@"; 2718 warn "ERROR in enter_exit: $@";
2746 id => "infobox", 2784 id => "infobox",
2747 title => "Body Parts", 2785 title => "Body Parts",
2748 reply => undef, 2786 reply => undef,
2749 tooltip => "Shows which body parts you posess and are available", 2787 tooltip => "Shows which body parts you posess and are available",
2750 }, 2788 },
2789 "c/statistics" => {
2790 id => "infobox",
2791 title => "Statistics",
2792 reply => undef,
2793 tooltip => "Shows your primary statistics",
2794 },
2795 "c/skills" => {
2796 id => "infobox",
2797 title => "Skills",
2798 reply => undef,
2799 tooltip => "Shows your experience per skill and item power",
2800 },
2801 "c/shopitems" => {
2802 id => "infobox",
2803 title => "Shop Items",
2804 reply => undef,
2805 tooltip => "Shows the items currently for sale in this shop",
2806 },
2807 "c/resistances" => {
2808 id => "infobox",
2809 title => "Resistances",
2810 reply => undef,
2811 tooltip => "Shows your resistances",
2812 },
2813 "c/pets" => {
2814 id => "infobox",
2815 title => "Pets",
2816 reply => undef,
2817 tooltip => "Shows information abotu your pets/a specific pet",
2818 },
2819 "c/perceiveself" => {
2820 id => "infobox",
2821 title => "Perceive Self",
2822 reply => undef,
2823 tooltip => "You gained detailed knowledge about yourself",
2824 },
2751 "c/uptime" => { 2825 "c/uptime" => {
2752 id => "infobox", 2826 id => "infobox",
2753 title => "Uptime", 2827 title => "Uptime",
2754 reply => undef, 2828 reply => undef,
2755 tooltip => "How long the server has been running since last restart", 2829 tooltip => "How long the server has been running since last restart",
2758 id => "infobox", 2832 id => "infobox",
2759 title => "Map Info", 2833 title => "Map Info",
2760 reply => undef, 2834 reply => undef,
2761 tooltip => "Information related to the maps", 2835 tooltip => "Information related to the maps",
2762 }, 2836 },
2837 "c/party" => {
2838 id => "party",
2839 title => "Party",
2840 reply => "gsay ",
2841 tooltip => "Messages and chat related to your party",
2842 },
2843 "c/death" => {
2844 id => "death",
2845 title => "Death",
2846 reply => undef,
2847 tooltip => "Reason for and more info about your most recent death",
2848 },
2849 "c/say" => $SAY_CHANNEL,
2850 "c/chat" => $CHAT_CHANNEL,
2763); 2851);
2764 2852
2765sub cf::client::send_msg { 2853sub cf::client::send_msg {
2766 my ($self, $channel, $msg, $color, @extra) = @_; 2854 my ($self, $channel, $msg, $color, @extra) = @_;
2767 2855
2768 $msg = $self->pl->expand_cfpod ($msg); 2856 $msg = $self->pl->expand_cfpod ($msg)
2857 unless $color & cf::NDI_VERBATIM;
2769 2858
2770 $color &= cf::NDI_CLIENT_MASK; # just in case... 2859 $color &= cf::NDI_CLIENT_MASK; # just in case...
2771 2860
2772 # check predefined channels, for the benefit of C 2861 # check predefined channels, for the benefit of C
2773 if ($CHANNEL{$channel}) { 2862 if ($CHANNEL{$channel}) {
2774 $channel = $CHANNEL{$channel}; 2863 $channel = $CHANNEL{$channel};
2775 2864
2776 $self->ext_msg (channel_info => $channel) 2865 $self->ext_msg (channel_info => $channel);
2777 if $self->can_msg;
2778
2779 $channel = $channel->{id}; 2866 $channel = $channel->{id};
2780 2867
2781 } elsif (ref $channel) { 2868 } elsif (ref $channel) {
2782 # send meta info to client, if not yet sent 2869 # send meta info to client, if not yet sent
2783 unless (exists $self->{channel}{$channel->{id}}) { 2870 unless (exists $self->{channel}{$channel->{id}}) {
2784 $self->{channel}{$channel->{id}} = $channel; 2871 $self->{channel}{$channel->{id}} = $channel;
2785 $self->ext_msg (channel_info => $channel) 2872 $self->ext_msg (channel_info => $channel);
2786 if $self->can_msg;
2787 } 2873 }
2788 2874
2789 $channel = $channel->{id}; 2875 $channel = $channel->{id};
2790 } 2876 }
2791 2877
2792 return unless @extra || length $msg; 2878 return unless @extra || length $msg;
2793 2879
2794 if ($self->can_msg) {
2795 # default colour, mask it out 2880 # default colour, mask it out
2796 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2881 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797 if $color & cf::NDI_DEF; 2882 if $color & cf::NDI_DEF;
2798 2883
2799 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2884 my $pkt = "msg "
2885 . $self->{json_coder}->encode (
2800 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2886 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801 } else { 2887 );
2802 if ($color >= 0) {
2803 # replace some tags by gcfclient-compatible ones
2804 for ($msg) {
2805 1 while
2806 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811 }
2812 2888
2813 $color &= cf::NDI_COLOR_MASK; 2889 # try lzf for large packets
2890 $pkt = "lzf " . Compress::LZF::compress $pkt
2891 if 1024 <= length $pkt and $self->{can_lzf};
2814 2892
2815 utf8::encode $msg; 2893 # split very large packets
2816 2894 if (8192 < length $pkt and $self->{can_lzf}) {
2817 if (0 && $msg =~ /\[/) { 2895 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2818 # COMMAND/INFO 2896 $pkt = "frag";
2819 $self->send_packet ("drawextinfo $color 10 8 $msg")
2820 } else {
2821 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822 $self->send_packet ("drawinfo $color $msg")
2823 }
2824 }
2825 } 2897 }
2898
2899 $self->send_packet ($pkt);
2826} 2900}
2827 2901
2828=item $client->ext_msg ($type, @msg) 2902=item $client->ext_msg ($type, @msg)
2829 2903
2830Sends an ext event to the client. 2904Sends an ext event to the client.
3004 3078
3005The following functions and methods are available within a safe environment: 3079The following functions and methods are available within a safe environment:
3006 3080
3007 cf::object 3081 cf::object
3008 contr pay_amount pay_player map x y force_find force_add destroy 3082 contr pay_amount pay_player map x y force_find force_add destroy
3009 insert remove name archname title slaying race decrease_ob_nr 3083 insert remove name archname title slaying race decrease split
3084 value
3010 3085
3011 cf::object::player 3086 cf::object::player
3012 player 3087 player
3013 3088
3014 cf::player 3089 cf::player
3019 3094
3020=cut 3095=cut
3021 3096
3022for ( 3097for (
3023 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3098 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024 insert remove inv name archname title slaying race 3099 insert remove inv nrof name archname title slaying race
3025 decrease_ob_nr destroy)], 3100 decrease split destroy change_exp value msg lore send_msg)],
3026 ["cf::object::player" => qw(player)], 3101 ["cf::object::player" => qw(player)],
3027 ["cf::player" => qw(peaceful)], 3102 ["cf::player" => qw(peaceful send_msg)],
3028 ["cf::map" => qw(trigger)], 3103 ["cf::map" => qw(trigger)],
3029) { 3104) {
3030 no strict 'refs'; 3105 no strict 'refs';
3031 my ($pkg, @funs) = @$_; 3106 my ($pkg, @funs) = @$_;
3032 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3107 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3049 my ($code, %vars) = @_; 3124 my ($code, %vars) = @_;
3050 3125
3051 my $qcode = $code; 3126 my $qcode = $code;
3052 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3127 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3053 $qcode =~ s/\n/\\n/g; 3128 $qcode =~ s/\n/\\n/g;
3129
3130 %vars = (_dummy => 0) unless %vars;
3054 3131
3055 local $_; 3132 local $_;
3056 local @safe::cf::_safe_eval_args = values %vars; 3133 local @safe::cf::_safe_eval_args = values %vars;
3057 3134
3058 my $eval = 3135 my $eval =
3135 { 3212 {
3136 my $faces = $facedata->{faceinfo}; 3213 my $faces = $facedata->{faceinfo};
3137 3214
3138 while (my ($face, $info) = each %$faces) { 3215 while (my ($face, $info) = each %$faces) {
3139 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3216 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3217
3140 cf::face::set_visibility $idx, $info->{visibility}; 3218 cf::face::set_visibility $idx, $info->{visibility};
3141 cf::face::set_magicmap $idx, $info->{magicmap}; 3219 cf::face::set_magicmap $idx, $info->{magicmap};
3142 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3220 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3143 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3221 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3144 3222
3145 cf::cede_to_tick; 3223 cf::cede_to_tick;
3146 } 3224 }
3147 3225
3148 while (my ($face, $info) = each %$faces) { 3226 while (my ($face, $info) = each %$faces) {
3149 next unless $info->{smooth}; 3227 next unless $info->{smooth};
3228
3150 my $idx = cf::face::find $face 3229 my $idx = cf::face::find $face
3151 or next; 3230 or next;
3231
3152 if (my $smooth = cf::face::find $info->{smooth}) { 3232 if (my $smooth = cf::face::find $info->{smooth}) {
3153 cf::face::set_smooth $idx, $smooth; 3233 cf::face::set_smooth $idx, $smooth;
3154 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3234 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155 } else { 3235 } else {
3156 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3236 warn "smooth face '$info->{smooth}' not found for face '$face'";
3174 { 3254 {
3175 # TODO: for gcfclient pleasure, we should give resources 3255 # TODO: for gcfclient pleasure, we should give resources
3176 # that gcfclient doesn't grok a >10000 face index. 3256 # that gcfclient doesn't grok a >10000 face index.
3177 my $res = $facedata->{resource}; 3257 my $res = $facedata->{resource};
3178 3258
3179 my $soundconf = delete $res->{"res/sound.conf"};
3180
3181 while (my ($name, $info) = each %$res) { 3259 while (my ($name, $info) = each %$res) {
3260 if (defined $info->{type}) {
3182 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3261 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183 my $data; 3262 my $data;
3184 3263
3185 if ($info->{type} & 1) { 3264 if ($info->{type} & 1) {
3186 # prepend meta info 3265 # prepend meta info
3187 3266
3188 my $meta = $enc->encode ({ 3267 my $meta = $enc->encode ({
3189 name => $name, 3268 name => $name,
3190 %{ $info->{meta} || {} }, 3269 %{ $info->{meta} || {} },
3191 }); 3270 });
3192 3271
3193 $data = pack "(w/a*)*", $meta, $info->{data}; 3272 $data = pack "(w/a*)*", $meta, $info->{data};
3273 } else {
3274 $data = $info->{data};
3275 }
3276
3277 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3278 cf::face::set_type $idx, $info->{type};
3194 } else { 3279 } else {
3195 $data = $info->{data}; 3280 $RESOURCE{$name} = $info;
3196 } 3281 }
3197 3282
3198 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199 cf::face::set_type $idx, $info->{type};
3200
3201 cf::cede_to_tick; 3283 cf::cede_to_tick;
3202 } 3284 }
3203
3204 if ($soundconf) {
3205 $soundconf = $enc->decode (delete $soundconf->{data});
3206
3207 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208 my $sound = $soundconf->{compat}[$_]
3209 or next;
3210
3211 my $face = cf::face::find "sound/$sound->[1]";
3212 cf::sound::set $sound->[0] => $face;
3213 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214 }
3215
3216 while (my ($k, $v) = each %{$soundconf->{event}}) {
3217 my $face = cf::face::find "sound/$v";
3218 cf::sound::set $k => $face;
3219 }
3220 }
3221 } 3285 }
3286
3287 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222 3288
3223 1 3289 1
3224} 3290}
3291
3292cf::global->attach (on_resource_update => sub {
3293 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3294 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3295
3296 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3297 my $sound = $soundconf->{compat}[$_]
3298 or next;
3299
3300 my $face = cf::face::find "sound/$sound->[1]";
3301 cf::sound::set $sound->[0] => $face;
3302 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3303 }
3304
3305 while (my ($k, $v) = each %{$soundconf->{event}}) {
3306 my $face = cf::face::find "sound/$v";
3307 cf::sound::set $k => $face;
3308 }
3309 }
3310});
3225 3311
3226register_exticmd fx_want => sub { 3312register_exticmd fx_want => sub {
3227 my ($ns, $want) = @_; 3313 my ($ns, $want) = @_;
3228 3314
3229 while (my ($k, $v) = each %$want) { 3315 while (my ($k, $v) = each %$want) {
3230 $ns->fx_want ($k, $v); 3316 $ns->fx_want ($k, $v);
3231 } 3317 }
3232}; 3318};
3319
3320sub load_resource_file($) {
3321 my $guard = lock_acquire "load_resource_file";
3322
3323 my $status = load_resource_file_ $_[0];
3324 get_slot 0.1, 100;
3325 cf::arch::commit_load;
3326
3327 $status
3328}
3233 3329
3234sub reload_regions { 3330sub reload_regions {
3235 # HACK to clear player env face cache, we need some signal framework 3331 # HACK to clear player env face cache, we need some signal framework
3236 # for this (global event?) 3332 # for this (global event?)
3237 %ext::player_env::MUSIC_FACE_CACHE = (); 3333 %ext::player_env::MUSIC_FACE_CACHE = ();
3251} 3347}
3252 3348
3253sub reload_archetypes { 3349sub reload_archetypes {
3254 load_resource_file "$DATADIR/archetypes" 3350 load_resource_file "$DATADIR/archetypes"
3255 or die "unable to load archetypes\n"; 3351 or die "unable to load archetypes\n";
3256 #d# NEED to laod twice to resolve forward references
3257 # this really needs to be done in an extra post-pass
3258 # (which needs to be synchronous, so solve it differently)
3259 load_resource_file "$DATADIR/archetypes"
3260 or die "unable to load archetypes\n";
3261} 3352}
3262 3353
3263sub reload_treasures { 3354sub reload_treasures {
3264 load_resource_file "$DATADIR/treasures" 3355 load_resource_file "$DATADIR/treasures"
3265 or die "unable to load treasurelists\n"; 3356 or die "unable to load treasurelists\n";
3266} 3357}
3267 3358
3268sub reload_resources { 3359sub reload_resources {
3269 warn "reloading resource files...\n"; 3360 warn "reloading resource files...\n";
3270 3361
3362 reload_facedata;
3363 reload_archetypes;
3271 reload_regions; 3364 reload_regions;
3272 reload_facedata;
3273 #reload_archetypes;#d#
3274 reload_archetypes;
3275 reload_treasures; 3365 reload_treasures;
3276 3366
3277 warn "finished reloading resource files\n"; 3367 warn "finished reloading resource files\n";
3278}
3279
3280sub init {
3281 reload_resources;
3282} 3368}
3283 3369
3284sub reload_config { 3370sub reload_config {
3285 open my $fh, "<:utf8", "$CONFDIR/config" 3371 open my $fh, "<:utf8", "$CONFDIR/config"
3286 or return; 3372 or return;
3287 3373
3288 local $/; 3374 local $/;
3289 *CFG = YAML::Syck::Load <$fh>; 3375 *CFG = YAML::Load <$fh>;
3290 3376
3291 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3377 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3292 3378
3293 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3379 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3380 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3300 }; 3386 };
3301 warn $@ if $@; 3387 warn $@ if $@;
3302 } 3388 }
3303} 3389}
3304 3390
3391sub pidfile() {
3392 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3393 or die "$PIDFILE: $!";
3394 flock $fh, &Fcntl::LOCK_EX
3395 or die "$PIDFILE: flock: $!";
3396 $fh
3397}
3398
3399# make sure only one server instance is running at any one time
3400sub atomic {
3401 my $fh = pidfile;
3402
3403 my $pid = <$fh>;
3404 kill 9, $pid if $pid > 0;
3405
3406 seek $fh, 0, 0;
3407 print $fh $$;
3408}
3409
3410sub main_loop {
3411 warn "EV::loop starting\n";
3412 if (1) {
3413 EV::loop;
3414 }
3415 warn "EV::loop returned\n";
3416 goto &main_loop unless $REALLY_UNLOOP;
3417}
3418
3305sub main { 3419sub main {
3420 cf::init_globals; # initialise logging
3421
3422 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3423 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3424 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3425 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3426
3427 cf::init_experience;
3428 cf::init_anim;
3429 cf::init_attackmess;
3430 cf::init_dynamic;
3431
3432 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433
3306 # we must not ever block the main coroutine 3434 # we must not ever block the main coroutine
3307 local $Coro::idle = sub { 3435 local $Coro::idle = sub {
3308 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3436 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309 (async { 3437 (async {
3310 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3438 $Coro::current->{desc} = "IDLE BUG HANDLER";
3311 Event::one_event; 3439 EV::loop EV::LOOP_ONESHOT;
3312 })->prio (Coro::PRIO_MAX); 3440 })->prio (Coro::PRIO_MAX);
3313 }; 3441 };
3314 3442
3443 evthread_start IO::AIO::poll_fileno;
3444
3445 cf::sync_job {
3446 reload_resources;
3315 reload_config; 3447 reload_config;
3316 db_init; 3448 db_init;
3449
3450 cf::load_settings;
3451 cf::load_materials;
3452 cf::init_uuid;
3453 cf::init_signals;
3454 cf::init_commands;
3455 cf::init_skills;
3456
3457 cf::init_beforeplay;
3458
3459 atomic;
3460
3317 load_extensions; 3461 load_extensions;
3318 3462
3319 $TICK_WATCHER->start; 3463 utime time, time, $RUNTIMEFILE;
3320 Event::loop; 3464
3465 # no (long-running) fork's whatsoever before this point(!)
3466 use POSIX ();
3467 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3468
3469 (pop @POST_INIT)->(0) while @POST_INIT;
3470 };
3471
3472 main_loop;
3321} 3473}
3322 3474
3323############################################################################# 3475#############################################################################
3324# initialisation and cleanup 3476# initialisation and cleanup
3325 3477
3326# install some emergency cleanup handlers 3478# install some emergency cleanup handlers
3327BEGIN { 3479BEGIN {
3480 our %SIGWATCHER = ();
3328 for my $signal (qw(INT HUP TERM)) { 3481 for my $signal (qw(INT HUP TERM)) {
3329 Event->signal ( 3482 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3330 reentrant => 0,
3331 data => WF_AUTOCANCEL,
3332 signal => $signal,
3333 prio => 0,
3334 cb => sub {
3335 cf::cleanup "SIG$signal"; 3483 cf::cleanup "SIG$signal";
3336 },
3337 ); 3484 };
3338 } 3485 }
3339} 3486}
3340 3487
3341sub write_runtime { 3488sub write_runtime_sync {
3342 my $runtime = "$LOCALDIR/runtime";
3343
3344 # first touch the runtime file to show we are still running: 3489 # first touch the runtime file to show we are still running:
3345 # the fsync below can take a very very long time. 3490 # the fsync below can take a very very long time.
3346 3491
3347 IO::AIO::aio_utime $runtime, undef, undef; 3492 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348 3493
3349 my $guard = cf::lock_acquire "write_runtime"; 3494 my $guard = cf::lock_acquire "write_runtime";
3350 3495
3351 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3496 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3352 or return; 3497 or return;
3353 3498
3354 my $value = $cf::RUNTIME + 90 + 10; 3499 my $value = $cf::RUNTIME + 90 + 10;
3355 # 10 is the runtime save interval, for a monotonic clock 3500 # 10 is the runtime save interval, for a monotonic clock
3356 # 60 allows for the watchdog to kill the server. 3501 # 60 allows for the watchdog to kill the server.
3366 aio_utime $fh, undef, undef; 3511 aio_utime $fh, undef, undef;
3367 3512
3368 close $fh 3513 close $fh
3369 or return; 3514 or return;
3370 3515
3371 aio_rename "$runtime~", $runtime 3516 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372 and return; 3517 and return;
3373 3518
3374 warn "runtime file written.\n"; 3519 warn "runtime file written.\n";
3375 3520
3376 1 3521 1
3522}
3523
3524our $uuid_lock;
3525our $uuid_skip;
3526
3527sub write_uuid_sync($) {
3528 $uuid_skip ||= $_[0];
3529
3530 return if $uuid_lock;
3531 local $uuid_lock = 1;
3532
3533 my $uuid = "$LOCALDIR/uuid";
3534
3535 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3536 or return;
3537
3538 my $value = uuid_seq uuid_cur;
3539
3540 unless ($value) {
3541 warn "cowardly refusing to write zero uuid value!\n";
3542 return;
3543 }
3544
3545 my $value = uuid_str $value + $uuid_skip;
3546 $uuid_skip = 0;
3547
3548 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3549 and return;
3550
3551 # always fsync - this file is important
3552 aio_fsync $fh
3553 and return;
3554
3555 close $fh
3556 or return;
3557
3558 aio_rename "$uuid~", $uuid
3559 and return;
3560
3561 warn "uuid file written ($value).\n";
3562
3563 1
3564
3565}
3566
3567sub write_uuid($$) {
3568 my ($skip, $sync) = @_;
3569
3570 $sync ? write_uuid_sync $skip
3571 : async { write_uuid_sync $skip };
3377} 3572}
3378 3573
3379sub emergency_save() { 3574sub emergency_save() {
3380 my $freeze_guard = cf::freeze_mainloop; 3575 my $freeze_guard = cf::freeze_mainloop;
3381 3576
3382 warn "enter emergency perl save\n"; 3577 warn "emergency_perl_save: enter\n";
3383 3578
3384 cf::sync_job { 3579 cf::sync_job {
3580 # this is a trade-off: we want to be very quick here, so
3581 # save all maps without fsync, and later call a global sync
3582 # (which in turn might be very very slow)
3583 local $USE_FSYNC = 0;
3584
3385 # use a peculiar iteration method to avoid tripping on perl 3585 # use a peculiar iteration method to avoid tripping on perl
3386 # refcount bugs in for. also avoids problems with players 3586 # refcount bugs in for. also avoids problems with players
3387 # and maps saved/destroyed asynchronously. 3587 # and maps saved/destroyed asynchronously.
3388 warn "begin emergency player save\n"; 3588 warn "emergency_perl_save: begin player save\n";
3389 for my $login (keys %cf::PLAYER) { 3589 for my $login (keys %cf::PLAYER) {
3390 my $pl = $cf::PLAYER{$login} or next; 3590 my $pl = $cf::PLAYER{$login} or next;
3391 $pl->valid or next; 3591 $pl->valid or next;
3392 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3592 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393 $pl->save; 3593 $pl->save;
3394 } 3594 }
3395 warn "end emergency player save\n"; 3595 warn "emergency_perl_save: end player save\n";
3396 3596
3397 warn "begin emergency map save\n"; 3597 warn "emergency_perl_save: begin map save\n";
3398 for my $path (keys %cf::MAP) { 3598 for my $path (keys %cf::MAP) {
3399 my $map = $cf::MAP{$path} or next; 3599 my $map = $cf::MAP{$path} or next;
3400 $map->valid or next; 3600 $map->valid or next;
3401 $map->save; 3601 $map->save;
3402 } 3602 }
3403 warn "end emergency map save\n"; 3603 warn "emergency_perl_save: end map save\n";
3404 3604
3405 warn "begin emergency database checkpoint\n"; 3605 warn "emergency_perl_save: begin database checkpoint\n";
3406 BDB::db_env_txn_checkpoint $DB_ENV; 3606 BDB::db_env_txn_checkpoint $DB_ENV;
3407 warn "end emergency database checkpoint\n"; 3607 warn "emergency_perl_save: end database checkpoint\n";
3608
3609 warn "emergency_perl_save: begin write uuid\n";
3610 write_uuid_sync 1;
3611 warn "emergency_perl_save: end write uuid\n";
3408 }; 3612 };
3409 3613
3614 warn "emergency_perl_save: starting sync()\n";
3615 IO::AIO::aio_sync sub {
3616 warn "emergency_perl_save: finished sync()\n";
3617 };
3618
3410 warn "leave emergency perl save\n"; 3619 warn "emergency_perl_save: leave\n";
3411} 3620}
3412 3621
3413sub post_cleanup { 3622sub post_cleanup {
3414 my ($make_core) = @_; 3623 my ($make_core) = @_;
3415 3624
3416 warn Carp::longmess "post_cleanup backtrace" 3625 warn Carp::longmess "post_cleanup backtrace"
3417 if $make_core; 3626 if $make_core;
3627
3628 my $fh = pidfile;
3629 unlink $PIDFILE if <$fh> == $$;
3630}
3631
3632# a safer delete_package, copied from Symbol
3633sub clear_package($) {
3634 my $pkg = shift;
3635
3636 # expand to full symbol table name if needed
3637 unless ($pkg =~ /^main::.*::$/) {
3638 $pkg = "main$pkg" if $pkg =~ /^::/;
3639 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3640 $pkg .= '::' unless $pkg =~ /::$/;
3641 }
3642
3643 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3644 my $stem_symtab = *{$stem}{HASH};
3645
3646 defined $stem_symtab and exists $stem_symtab->{$leaf}
3647 or return;
3648
3649 # clear all symbols
3650 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3651 for my $name (keys %$leaf_symtab) {
3652 _gv_clear *{"$pkg$name"};
3653# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3654 }
3655 warn "cleared package $pkg\n";#d#
3418} 3656}
3419 3657
3420sub do_reload_perl() { 3658sub do_reload_perl() {
3421 # can/must only be called in main 3659 # can/must only be called in main
3422 if ($Coro::current != $Coro::main) { 3660 if ($Coro::current != $Coro::main) {
3423 warn "can only reload from main coroutine"; 3661 warn "can only reload from main coroutine";
3424 return; 3662 return;
3425 } 3663 }
3426 3664
3665 return if $RELOAD++;
3666
3667 my $t1 = EV::time;
3668
3669 while ($RELOAD) {
3427 warn "reloading..."; 3670 warn "reloading...";
3428 3671
3429 warn "entering sync_job"; 3672 warn "entering sync_job";
3430 3673
3431 cf::sync_job { 3674 cf::sync_job {
3432 cf::write_runtime; # external watchdog should not bark 3675 cf::write_runtime_sync; # external watchdog should not bark
3433 cf::emergency_save; 3676 cf::emergency_save;
3434 cf::write_runtime; # external watchdog should not bark 3677 cf::write_runtime_sync; # external watchdog should not bark
3435 3678
3436 warn "syncing database to disk"; 3679 warn "syncing database to disk";
3437 BDB::db_env_txn_checkpoint $DB_ENV; 3680 BDB::db_env_txn_checkpoint $DB_ENV;
3438 3681
3439 # if anything goes wrong in here, we should simply crash as we already saved 3682 # if anything goes wrong in here, we should simply crash as we already saved
3440 3683
3441 warn "cancelling all WF_AUTOCANCEL watchers";
3442 for (Event::all_watchers) {
3443 $_->cancel if $_->data & WF_AUTOCANCEL;
3444 }
3445
3446 warn "flushing outstanding aio requests"; 3684 warn "flushing outstanding aio requests";
3447 for (;;) {
3448 BDB::flush;
3449 IO::AIO::flush;
3450 Coro::cede_notself;
3451 last unless IO::AIO::nreqs || BDB::nreqs; 3685 while (IO::AIO::nreqs || BDB::nreqs) {
3452 warn "iterate..."; 3686 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3453 }
3454
3455 ++$RELOAD;
3456
3457 warn "cancelling all extension coros";
3458 $_->cancel for values %EXT_CORO;
3459 %EXT_CORO = ();
3460
3461 warn "removing commands";
3462 %COMMAND = ();
3463
3464 warn "removing ext/exti commands";
3465 %EXTCMD = ();
3466 %EXTICMD = ();
3467
3468 warn "unloading/nuking all extensions";
3469 for my $pkg (@EXTS) {
3470 warn "... unloading $pkg";
3471
3472 if (my $cb = $pkg->can ("unload")) {
3473 eval {
3474 $cb->($pkg);
3475 1
3476 } or warn "$pkg unloaded, but with errors: $@";
3477 } 3687 }
3478 3688
3479 warn "... nuking $pkg"; 3689 warn "cancelling all extension coros";
3480 Symbol::delete_package $pkg; 3690 $_->cancel for values %EXT_CORO;
3481 } 3691 %EXT_CORO = ();
3482 3692
3483 warn "unloading all perl modules loaded from $LIBDIR"; 3693 warn "removing commands";
3484 while (my ($k, $v) = each %INC) { 3694 %COMMAND = ();
3485 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486 3695
3696 warn "removing ext/exti commands";
3697 %EXTCMD = ();
3698 %EXTICMD = ();
3699
3700 warn "unloading/nuking all extensions";
3701 for my $pkg (@EXTS) {
3487 warn "... unloading $k"; 3702 warn "... unloading $pkg";
3488 delete $INC{$k};
3489 3703
3490 $k =~ s/\.pm$//;
3491 $k =~ s/\//::/g;
3492
3493 if (my $cb = $k->can ("unload_module")) { 3704 if (my $cb = $pkg->can ("unload")) {
3705 eval {
3494 $cb->(); 3706 $cb->($pkg);
3707 1
3708 } or warn "$pkg unloaded, but with errors: $@";
3709 }
3710
3711 warn "... clearing $pkg";
3712 clear_package $pkg;
3495 } 3713 }
3496 3714
3497 Symbol::delete_package $k; 3715 warn "unloading all perl modules loaded from $LIBDIR";
3716 while (my ($k, $v) = each %INC) {
3717 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3718
3719 warn "... unloading $k";
3720 delete $INC{$k};
3721
3722 $k =~ s/\.pm$//;
3723 $k =~ s/\//::/g;
3724
3725 if (my $cb = $k->can ("unload_module")) {
3726 $cb->();
3727 }
3728
3729 clear_package $k;
3498 } 3730 }
3499 3731
3500 warn "getting rid of safe::, as good as possible"; 3732 warn "getting rid of safe::, as good as possible";
3501 Symbol::delete_package "safe::$_" 3733 clear_package "safe::$_"
3502 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3734 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503 3735
3504 warn "unloading cf.pm \"a bit\""; 3736 warn "unloading cf.pm \"a bit\"";
3505 delete $INC{"cf.pm"}; 3737 delete $INC{"cf.pm"};
3506 delete $INC{"cf/pod.pm"}; 3738 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507 3739
3508 # don't, removes xs symbols, too, 3740 # don't, removes xs symbols, too,
3509 # and global variables created in xs 3741 # and global variables created in xs
3510 #Symbol::delete_package __PACKAGE__; 3742 #clear_package __PACKAGE__;
3511 3743
3512 warn "unload completed, starting to reload now"; 3744 warn "unload completed, starting to reload now";
3513 3745
3514 warn "reloading cf.pm"; 3746 warn "reloading cf.pm";
3515 require cf; 3747 require cf;
3516 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3748 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3517 3749
3518 warn "loading config and database again"; 3750 warn "loading config and database again";
3519 cf::reload_config; 3751 cf::reload_config;
3520 3752
3521 warn "loading extensions"; 3753 warn "loading extensions";
3522 cf::load_extensions; 3754 cf::load_extensions;
3523 3755
3756 if ($REATTACH_ON_RELOAD) {
3524 warn "reattaching attachments to objects/players"; 3757 warn "reattaching attachments to objects/players";
3525 _global_reattach; # objects, sockets 3758 _global_reattach; # objects, sockets
3526 warn "reattaching attachments to maps"; 3759 warn "reattaching attachments to maps";
3527 reattach $_ for values %MAP; 3760 reattach $_ for values %MAP;
3528 warn "reattaching attachments to players"; 3761 warn "reattaching attachments to players";
3529 reattach $_ for values %PLAYER; 3762 reattach $_ for values %PLAYER;
3763 }
3530 3764
3765 warn "running post_init jobs";
3766 (pop @POST_INIT)->(1) while @POST_INIT;
3767
3531 warn "leaving sync_job"; 3768 warn "leaving sync_job";
3532 3769
3533 1 3770 1
3534 } or do { 3771 } or do {
3535 warn $@; 3772 warn $@;
3536 warn "error while reloading, exiting."; 3773 cf::cleanup "error while reloading, exiting.";
3537 exit 1;
3538 }; 3774 };
3539 3775
3540 warn "reloaded"; 3776 warn "reloaded";
3777 --$RELOAD;
3778 }
3779
3780 $t1 = EV::time - $t1;
3781 warn "reload completed in ${t1}s\n";
3541}; 3782};
3542 3783
3543our $RELOAD_WATCHER; # used only during reload 3784our $RELOAD_WATCHER; # used only during reload
3544 3785
3545sub reload_perl() { 3786sub reload_perl() {
3546 # doing reload synchronously and two reloads happen back-to-back, 3787 # doing reload synchronously and two reloads happen back-to-back,
3547 # coro crashes during coro_state_free->destroy here. 3788 # coro crashes during coro_state_free->destroy here.
3548 3789
3549 $RELOAD_WATCHER ||= Event->timer ( 3790 $RELOAD_WATCHER ||= cf::async {
3550 reentrant => 0, 3791 Coro::AIO::aio_wait cache_extensions;
3551 after => 0, 3792
3552 data => WF_AUTOCANCEL, 3793 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3553 cb => sub {
3554 do_reload_perl; 3794 do_reload_perl;
3555 undef $RELOAD_WATCHER; 3795 undef $RELOAD_WATCHER;
3556 }, 3796 };
3557 ); 3797 };
3558} 3798}
3559 3799
3560register_command "reload" => sub { 3800register_command "reload" => sub {
3561 my ($who, $arg) = @_; 3801 my ($who, $arg) = @_;
3562 3802
3575 3815
3576our @WAIT_FOR_TICK; 3816our @WAIT_FOR_TICK;
3577our @WAIT_FOR_TICK_BEGIN; 3817our @WAIT_FOR_TICK_BEGIN;
3578 3818
3579sub wait_for_tick { 3819sub wait_for_tick {
3580 return unless $TICK_WATCHER->is_active;
3581 return if $Coro::current == $Coro::main; 3820 return if tick_inhibit || $Coro::current == $Coro::main;
3582 3821
3583 my $signal = new Coro::Signal; 3822 my $signal = new Coro::Signal;
3584 push @WAIT_FOR_TICK, $signal; 3823 push @WAIT_FOR_TICK, $signal;
3585 $signal->wait; 3824 $signal->wait;
3586} 3825}
3587 3826
3588sub wait_for_tick_begin { 3827sub wait_for_tick_begin {
3589 return unless $TICK_WATCHER->is_active;
3590 return if $Coro::current == $Coro::main; 3828 return if tick_inhibit || $Coro::current == $Coro::main;
3591 3829
3592 my $signal = new Coro::Signal; 3830 my $signal = new Coro::Signal;
3593 push @WAIT_FOR_TICK_BEGIN, $signal; 3831 push @WAIT_FOR_TICK_BEGIN, $signal;
3594 $signal->wait; 3832 $signal->wait;
3595} 3833}
3596 3834
3597$TICK_WATCHER = Event->timer ( 3835sub tick {
3598 reentrant => 0,
3599 parked => 1,
3600 prio => 0,
3601 at => $NEXT_TICK || $TICK,
3602 data => WF_AUTOCANCEL,
3603 cb => sub {
3604 if ($Coro::current != $Coro::main) { 3836 if ($Coro::current != $Coro::main) {
3605 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3837 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606 unless ++$bug_warning > 10; 3838 unless ++$bug_warning > 10;
3607 return; 3839 return;
3608 } 3840 }
3609 3841
3610 $NOW = $tick_start = Event::time;
3611
3612 cf::server_tick; # one server iteration 3842 cf::server_tick; # one server iteration
3613 3843
3614 $RUNTIME += $TICK;
3615 $NEXT_TICK += $TICK;
3616
3617 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3844 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618 $NEXT_RUNTIME_WRITE = $NOW + 10; 3845 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619 Coro::async_pool { 3846 Coro::async_pool {
3620 $Coro::current->{desc} = "runtime saver"; 3847 $Coro::current->{desc} = "runtime saver";
3621 write_runtime 3848 write_runtime_sync
3622 or warn "ERROR: unable to write runtime file: $!"; 3849 or warn "ERROR: unable to write runtime file: $!";
3623 };
3624 } 3850 };
3851 }
3625 3852
3626 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3853 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627 $sig->send; 3854 $sig->send;
3628 } 3855 }
3629 while (my $sig = shift @WAIT_FOR_TICK) { 3856 while (my $sig = shift @WAIT_FOR_TICK) {
3630 $sig->send; 3857 $sig->send;
3631 } 3858 }
3632 3859
3633 $NOW = Event::time; 3860 $LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635 # if we are delayed by four ticks or more, skip them all
3636 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638 $TICK_WATCHER->at ($NEXT_TICK);
3639 $TICK_WATCHER->start;
3640
3641 $LOAD = ($NOW - $tick_start) / $TICK;
3642 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3861 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643 3862
3644 _post_tick; 3863 if (0) {
3864 if ($NEXT_TICK) {
3865 my $jitter = $TICK_START - $NEXT_TICK;
3866 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3867 warn "jitter $JITTER\n";#d#
3868 }
3645 }, 3869 }
3646); 3870}
3647 3871
3648{ 3872{
3873 # configure BDB
3874
3649 BDB::min_parallel 8; 3875 BDB::min_parallel 8;
3650 BDB::max_poll_time $TICK * 0.1; 3876 BDB::max_poll_reqs $TICK * 0.1;
3651 $BDB_POLL_WATCHER = Event->io ( 3877 $AnyEvent::BDB::WATCHER->priority (1);
3652 reentrant => 0,
3653 fd => BDB::poll_fileno,
3654 poll => 'r',
3655 prio => 0,
3656 data => WF_AUTOCANCEL,
3657 cb => \&BDB::poll_cb,
3658 );
3659
3660 BDB::set_sync_prepare {
3661 my $status;
3662 my $current = $Coro::current;
3663 (
3664 sub {
3665 $status = $!;
3666 $current->ready; undef $current;
3667 },
3668 sub {
3669 Coro::schedule while defined $current;
3670 $! = $status;
3671 },
3672 )
3673 };
3674 3878
3675 unless ($DB_ENV) { 3879 unless ($DB_ENV) {
3676 $DB_ENV = BDB::db_env_create; 3880 $DB_ENV = BDB::db_env_create;
3677 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3881 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678 | BDB::LOG_AUTOREMOVE, 1); 3882 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3883 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3884 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3885 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681 3886
3682 cf::sync_job { 3887 cf::sync_job {
3683 eval { 3888 eval {
3693 3898
3694 cf::cleanup "db_env_open(db): $@" if $@; 3899 cf::cleanup "db_env_open(db): $@" if $@;
3695 }; 3900 };
3696 } 3901 }
3697 3902
3698 $BDB_DEADLOCK_WATCHER = Event->timer ( 3903 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699 after => 3,
3700 interval => 1,
3701 hard => 1,
3702 prio => 0,
3703 data => WF_AUTOCANCEL,
3704 cb => sub {
3705 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3904 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706 },
3707 ); 3905 };
3708 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3906 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709 after => 11,
3710 interval => 60,
3711 hard => 1,
3712 prio => 0,
3713 data => WF_AUTOCANCEL,
3714 cb => sub {
3715 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3907 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716 },
3717 ); 3908 };
3718 $BDB_TRICKLE_WATCHER = Event->timer ( 3909 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719 after => 5,
3720 interval => 10,
3721 hard => 1,
3722 prio => 0,
3723 data => WF_AUTOCANCEL,
3724 cb => sub {
3725 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3910 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726 },
3727 ); 3911 };
3728} 3912}
3729 3913
3730{ 3914{
3915 # configure IO::AIO
3916
3731 IO::AIO::min_parallel 8; 3917 IO::AIO::min_parallel 8;
3732
3733 undef $Coro::AIO::WATCHER;
3734 IO::AIO::max_poll_time $TICK * 0.1; 3918 IO::AIO::max_poll_time $TICK * 0.1;
3735 $AIO_POLL_WATCHER = Event->io ( 3919 undef $AnyEvent::AIO::WATCHER;
3736 reentrant => 0,
3737 data => WF_AUTOCANCEL,
3738 fd => IO::AIO::poll_fileno,
3739 poll => 'r',
3740 prio => 0,
3741 cb => \&IO::AIO::poll_cb,
3742 );
3743} 3920}
3744 3921
3745my $_log_backtrace; 3922my $_log_backtrace;
3746 3923
3747sub _log_backtrace { 3924sub _log_backtrace {
3750 $msg =~ s/\n//; 3927 $msg =~ s/\n//;
3751 3928
3752 # limit the # of concurrent backtraces 3929 # limit the # of concurrent backtraces
3753 if ($_log_backtrace < 2) { 3930 if ($_log_backtrace < 2) {
3754 ++$_log_backtrace; 3931 ++$_log_backtrace;
3932 my $perl_bt = Carp::longmess $msg;
3755 async { 3933 async {
3756 $Coro::current->{desc} = "abt $msg"; 3934 $Coro::current->{desc} = "abt $msg";
3757 3935
3758 my @bt = fork_call { 3936 my @bt = fork_call {
3759 @addr = map { sprintf "%x", $_ } @addr; 3937 @addr = map { sprintf "%x", $_ } @addr;
3770 } 3948 }
3771 3949
3772 @funcs 3950 @funcs
3773 }; 3951 };
3774 3952
3775 LOG llevInfo, "[ABT] $msg\n"; 3953 LOG llevInfo, "[ABT] $perl_bt\n";
3954 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776 LOG llevInfo, "[ABT] $_\n" for @bt; 3955 LOG llevInfo, "[ABT] $_\n" for @bt;
3777 --$_log_backtrace; 3956 --$_log_backtrace;
3778 }; 3957 };
3779 } else { 3958 } else {
3780 LOG llevInfo, "[ABT] $msg\n"; 3959 LOG llevInfo, "[ABT] $msg\n";
3781 LOG llevInfo, "[ABT] [suppressed]\n"; 3960 LOG llevInfo, "[ABT] [suppressed]\n";
3782 } 3961 }
3783} 3962}
3784 3963
3785# load additional modules 3964# load additional modules
3786use cf::pod; 3965require "cf/$_.pm" for @EXTRA_MODULES;
3787 3966
3788END { cf::emergency_save } 3967END { cf::emergency_save }
3789 3968
37901 39691
3791 3970

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