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Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.454 by root, Thu Sep 25 12:14:32 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 3.64 (); 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;
24use Coro::Util (); 49use Coro::Util ();
25 50
26use JSON::XS (); 51use JSON::XS 2.01 ();
27use BDB (); 52use BDB ();
28use Data::Dumper; 53use Data::Dumper;
29use Digest::MD5; 54use Digest::MD5;
30use Fcntl; 55use Fcntl;
31use YAML::Syck (); 56use YAML ();
32use IO::AIO 2.32 (); 57use IO::AIO ();
33use Time::HiRes; 58use Time::HiRes;
34use Compress::LZF; 59use Compress::LZF;
35use Digest::MD5 (); 60use Digest::MD5 ();
61
62AnyEvent::detect;
36 63
37# configure various modules to our taste 64# configure various modules to our taste
38# 65#
39$Storable::canonical = 1; # reduce rsync transfers 66$Storable::canonical = 1; # reduce rsync transfers
40Coro::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
68
69$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
70
71# make sure c-lzf reinitialises itself
72Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 73Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43$Event::Eval = 1; # no idea why this is required, but it is
44
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 74
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 75sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 76
52our %COMMAND = (); 77our %COMMAND = ();
53our %COMMAND_TIME = (); 78our %COMMAND_TIME = ();
56our %EXTCMD = (); 81our %EXTCMD = ();
57our %EXTICMD = (); 82our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 83our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 84our %EXT_MAP = (); # pluggable maps
60 85
61our $RELOAD; # number of reloads so far 86our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 87our @EVENT;
63 88
64our $CONFDIR = confdir; 89our $CONFDIR = confdir;
65our $DATADIR = datadir; 90our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 91our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 92our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 93our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 94our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 95our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 96our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 97our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 98our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 99our $BDBDIR = "$LOCALDIR/db";
100our $PIDFILE = "$LOCALDIR/pid";
101our $RUNTIMEFILE = "$LOCALDIR/runtime";
102
103our %RESOURCE;
75 104
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 105our $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 106our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 107our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 108our $USE_FSYNC = 1; # use fsync to write maps - default off
83 109
110our $BDB_DEADLOCK_WATCHER;
111our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 112our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 113our $DB_ENV;
86 114
87our %CFG; 115our %CFG;
88 116
89our $UPTIME; $UPTIME ||= time; 117our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 118our $RUNTIME;
119our $NOW;
91 120
92our (%PLAYER, %PLAYER_LOADING); # all users 121our (%PLAYER, %PLAYER_LOADING); # all users
93our (%MAP, %MAP_LOADING ); # all maps 122our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 123our $LINK_MAP; # the special {link} map, which is always available
95 124
96# used to convert map paths into valid unix filenames by replacing / by ∕ 125# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 126our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 127
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 128our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 129our $LOADAVG; # same thing, but with alpha-smoothing
130our $JITTER; # average jitter
101our $tick_start; # for load detecting purposes 131our $TICK_START; # for load detecting purposes
132
133our @POST_INIT;
102 134
103binmode STDOUT; 135binmode STDOUT;
104binmode STDERR; 136binmode STDERR;
105 137
106# read virtual server time, if available 138# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 139unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 140 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 141 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 142 $RUNTIME = <$fh> + 0.;
111} 143}
112 144
113mkdir $_ 145mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 146 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
159 191
160The raw value load value from the last tick. 192The raw value load value from the last tick.
161 193
162=item %cf::CFG 194=item %cf::CFG
163 195
164Configuration for the server, loaded from C</etc/crossfire/config>, or 196Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 197from wherever your confdir points to.
166 198
167=item cf::wait_for_tick, cf::wait_for_tick_begin 199=item cf::wait_for_tick, cf::wait_for_tick_begin
168 200
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 201These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 222 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 223
192 LOG llevError, $msg; 224 LOG llevError, $msg;
193 }; 225 };
194} 226}
227
228$Coro::State::DIEHOOK = sub {
229 return unless $^S eq 0; # "eq", not "=="
230
231 if ($Coro::current == $Coro::main) {#d#
232 warn "DIEHOOK called in main context, Coro bug?\n";#d#
233 return;#d#
234 }#d#
235
236 # kill coroutine otherwise
237 warn Carp::longmess $_[0];
238 Coro::terminate
239};
240
241$SIG{__DIE__} = sub { }; #d#?
195 242
196@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 243@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 244@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 245@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 246@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
206for my $pkg (qw( 253for my $pkg (qw(
207 cf::global cf::attachable 254 cf::global cf::attachable
208 cf::object cf::object::player 255 cf::object cf::object::player
209 cf::client cf::player 256 cf::client cf::player
210 cf::arch cf::living 257 cf::arch cf::living
258 cf::map cf::mapspace
211 cf::map cf::party cf::region 259 cf::party cf::region
212)) { 260)) {
213 no strict 'refs';
214 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 261 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215} 262}
216 263
217$Event::DIED = sub { 264$EV::DIED = sub {
218 warn "error in event callback: @_"; 265 warn "error in event callback: @_";
219}; 266};
220 267
221############################################################################# 268#############################################################################
222 269
245 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 292 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246 $d 293 $d
247 } || "[unable to dump $_[0]: '$@']"; 294 } || "[unable to dump $_[0]: '$@']";
248} 295}
249 296
250=item $ref = cf::from_json $json 297=item $ref = cf::decode_json $json
251 298
252Converts a JSON string into the corresponding perl data structure. 299Converts a JSON string into the corresponding perl data structure.
253 300
254=item $json = cf::to_json $ref 301=item $json = cf::encode_json $ref
255 302
256Converts a perl data structure into its JSON representation. 303Converts a perl data structure into its JSON representation.
257 304
258=cut 305=cut
259 306
260our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 307our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261 308
262sub to_json ($) { $json_coder->encode ($_[0]) } 309sub encode_json($) { $json_coder->encode ($_[0]) }
263sub from_json ($) { $json_coder->decode ($_[0]) } 310sub decode_json($) { $json_coder->decode ($_[0]) }
311
312=item cf::post_init { BLOCK }
313
314Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315but I<before> the server starts ticking again.
316
317The cdoeblock will have a single boolean argument to indicate whether this
318is a reload or not.
319
320=cut
321
322sub post_init(&) {
323 push @POST_INIT, shift;
324}
264 325
265=item cf::lock_wait $string 326=item cf::lock_wait $string
266 327
267Wait until the given lock is available. See cf::lock_acquire. 328Wait until the given lock is available. See cf::lock_acquire.
268 329
296 return;#d# 357 return;#d#
297 }#d# 358 }#d#
298 359
299 # wait for lock, if any 360 # wait for lock, if any
300 while ($LOCK{$key}) { 361 while ($LOCK{$key}) {
362 #local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
301 push @{ $LOCK{$key} }, $Coro::current; 363 push @{ $LOCK{$key} }, $Coro::current;
302 Coro::schedule; 364 Coro::schedule;
303 } 365 }
304} 366}
305 367
324 386
325 ! ! $LOCK{$key} 387 ! ! $LOCK{$key}
326} 388}
327 389
328sub freeze_mainloop { 390sub freeze_mainloop {
329 return unless $TICK_WATCHER->is_active; 391 tick_inhibit_inc;
330 392
331 my $guard = Coro::guard { 393 Coro::guard \&tick_inhibit_dec;
332 $TICK_WATCHER->start; 394}
333 }; 395
334 $TICK_WATCHER->stop; 396=item cf::periodic $interval, $cb
335 $guard 397
398Like EV::periodic, but randomly selects a starting point so that the actions
399get spread over timer.
400
401=cut
402
403sub periodic($$) {
404 my ($interval, $cb) = @_;
405
406 my $start = rand List::Util::min 180, $interval;
407
408 EV::periodic $start, $interval, 0, $cb
336} 409}
337 410
338=item cf::get_slot $time[, $priority[, $name]] 411=item cf::get_slot $time[, $priority[, $name]]
339 412
340Allocate $time seconds of blocking CPU time at priority C<$priority>: 413Allocate $time seconds of blocking CPU time at priority C<$priority>:
351our @SLOT_QUEUE; 424our @SLOT_QUEUE;
352our $SLOT_QUEUE; 425our $SLOT_QUEUE;
353 426
354$SLOT_QUEUE->cancel if $SLOT_QUEUE; 427$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355$SLOT_QUEUE = Coro::async { 428$SLOT_QUEUE = Coro::async {
429 $Coro::current->desc ("timeslot manager");
430
356 my $signal = new Coro::Signal; 431 my $signal = new Coro::Signal;
357 432
358 while () { 433 while () {
359 next_job: 434 next_job:
360 my $avail = cf::till_tick; 435 my $avail = cf::till_tick;
368 } 443 }
369 } 444 }
370 } 445 }
371 446
372 if (@SLOT_QUEUE) { 447 if (@SLOT_QUEUE) {
373 # we do not use wait_For_tick() as it returns immediately when tick is inactive 448 # we do not use wait_for_tick() as it returns immediately when tick is inactive
374 push @cf::WAIT_FOR_TICK, $signal; 449 push @cf::WAIT_FOR_TICK, $signal;
375 $signal->wait; 450 $signal->wait;
376 } else { 451 } else {
377 Coro::schedule; 452 Coro::schedule;
378 } 453 }
379 } 454 }
380}; 455};
381 456
382sub get_slot($;$$) { 457sub get_slot($;$$) {
458 return if tick_inhibit || $Coro::current == $Coro::main;
459
383 my ($time, $pri, $name) = @_; 460 my ($time, $pri, $name) = @_;
384 461
385 $time = $TICK * .6 if $time > $TICK * .6; 462 $time = $TICK * .6 if $time > $TICK * .6;
386 my $sig = new Coro::Signal; 463 my $sig = new Coro::Signal;
387 464
401 478
402BEGIN { *async = \&Coro::async_pool } 479BEGIN { *async = \&Coro::async_pool }
403 480
404=item cf::sync_job { BLOCK } 481=item cf::sync_job { BLOCK }
405 482
406The design of Crossfire TRT requires that the main coroutine ($Coro::main) 483The design of Deliantra requires that the main coroutine ($Coro::main)
407is always able to handle events or runnable, as Crossfire TRT is only 484is always able to handle events or runnable, as Deliantra is only
408partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 485partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409acceptable. 486acceptable.
410 487
411If it must be done, put the blocking parts into C<sync_job>. This will run 488If it must be done, put the blocking parts into C<sync_job>. This will run
412the given BLOCK in another coroutine while waiting for the result. The 489the given BLOCK in another coroutine while waiting for the result. The
417 494
418sub sync_job(&) { 495sub sync_job(&) {
419 my ($job) = @_; 496 my ($job) = @_;
420 497
421 if ($Coro::current == $Coro::main) { 498 if ($Coro::current == $Coro::main) {
422 my $time = Event::time; 499 my $time = EV::time;
423 500
424 # this is the main coro, too bad, we have to block 501 # this is the main coro, too bad, we have to block
425 # till the operation succeeds, freezing the server :/ 502 # till the operation succeeds, freezing the server :/
426 503
427 # TODO: use suspend/resume instead 504 LOG llevError, Carp::longmess "sync job";#d#
428 # (but this is cancel-safe) 505
429 my $freeze_guard = freeze_mainloop; 506 my $freeze_guard = freeze_mainloop;
430 507
431 my $busy = 1; 508 my $busy = 1;
432 my @res; 509 my @res;
433 510
434 (async { 511 (async {
512 $Coro::current->desc ("sync job coro");
435 @res = eval { $job->() }; 513 @res = eval { $job->() };
436 warn $@ if $@; 514 warn $@ if $@;
437 undef $busy; 515 undef $busy;
438 })->prio (Coro::PRIO_MAX); 516 })->prio (Coro::PRIO_MAX);
439 517
440 while ($busy) { 518 while ($busy) {
441 Coro::cede or Event::one_event; 519 if (Coro::nready) {
520 Coro::cede_notself;
521 } else {
522 EV::loop EV::LOOP_ONESHOT;
442 } 523 }
524 }
443 525
444 $time = Event::time - $time; 526 my $time = EV::time - $time;
445 527
446 LOG llevError | logBacktrace, Carp::longmess "long sync job"
447 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449 $tick_start += $time; # do not account sync jobs to server load 528 $TICK_START += $time; # do not account sync jobs to server load
450 529
451 wantarray ? @res : $res[0] 530 wantarray ? @res : $res[0]
452 } else { 531 } else {
453 # we are in another coroutine, how wonderful, everything just works 532 # we are in another coroutine, how wonderful, everything just works
454 533
479=item fork_call { }, $args 558=item fork_call { }, $args
480 559
481Executes the given code block with the given arguments in a seperate 560Executes the given code block with the given arguments in a seperate
482process, returning the results. Everything must be serialisable with 561process, returning the results. Everything must be serialisable with
483Coro::Storable. May, of course, block. Note that the executed sub may 562Coro::Storable. May, of course, block. Note that the executed sub may
484never block itself or use any form of Event handling. 563never block itself or use any form of event handling.
485 564
486=cut 565=cut
487 566
488sub fork_call(&@) { 567sub fork_call(&@) {
489 my ($cb, @args) = @_; 568 my ($cb, @args) = @_;
498 }, @args; 577 }, @args;
499 578
500 wantarray ? @res : $res[-1] 579 wantarray ? @res : $res[-1]
501} 580}
502 581
582=item $coin = coin_from_name $name
583
584=cut
585
586our %coin_alias = (
587 "silver" => "silvercoin",
588 "silvercoin" => "silvercoin",
589 "silvercoins" => "silvercoin",
590 "gold" => "goldcoin",
591 "goldcoin" => "goldcoin",
592 "goldcoins" => "goldcoin",
593 "platinum" => "platinacoin",
594 "platinumcoin" => "platinacoin",
595 "platinumcoins" => "platinacoin",
596 "platina" => "platinacoin",
597 "platinacoin" => "platinacoin",
598 "platinacoins" => "platinacoin",
599 "royalty" => "royalty",
600 "royalties" => "royalty",
601);
602
603sub coin_from_name($) {
604 $coin_alias{$_[0]}
605 ? cf::arch::find $coin_alias{$_[0]}
606 : undef
607}
608
503=item $value = cf::db_get $family => $key 609=item $value = cf::db_get $family => $key
504 610
505Returns a single value from the environment database. 611Returns a single value from the environment database.
506 612
507=item cf::db_put $family => $key => $value 613=item cf::db_put $family => $key => $value
508 614
509Stores the given C<$value> in the family. It can currently store binary 615Stores the given C<$value> in the family. It can currently store binary
510data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 616data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511 617
618=item $db = cf::db_table "name"
619
620Create and/or open a new database table. The string must not be "db" and must be unique
621within each server.
622
512=cut 623=cut
624
625sub db_table($) {
626 my ($name) = @_;
627 my $db = BDB::db_create $DB_ENV;
628
629 eval {
630 $db->set_flags (BDB::CHKSUM);
631
632 utf8::encode $name;
633 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
634 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
635 cf::cleanup "db_open(db): $!" if $!;
636 };
637 cf::cleanup "db_open(db): $@" if $@;
638
639 $db
640}
513 641
514our $DB; 642our $DB;
515 643
516sub db_init { 644sub db_init {
517 unless ($DB) {
518 $DB = BDB::db_create $DB_ENV;
519
520 cf::sync_job { 645 cf::sync_job {
521 eval { 646 $DB ||= db_table "db";
522 $DB->set_flags (BDB::CHKSUM);
523
524 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526 cf::cleanup "db_open(db): $!" if $!;
527 };
528 cf::cleanup "db_open(db): $@" if $@;
529 };
530 } 647 };
531} 648}
532 649
533sub db_get($$) { 650sub db_get($$) {
534 my $key = "$_[0]/$_[1]"; 651 my $key = "$_[0]/$_[1]";
535 652
633 750
634############################################################################# 751#############################################################################
635 752
636=head2 ATTACHABLE OBJECTS 753=head2 ATTACHABLE OBJECTS
637 754
638Many objects in crossfire are so-called attachable objects. That means you can 755Many objects in deliantra are so-called attachable objects. That means you can
639attach callbacks/event handlers (a collection of which is called an "attachment") 756attach callbacks/event handlers (a collection of which is called an "attachment")
640to it. All such attachable objects support the following methods. 757to it. All such attachable objects support the following methods.
641 758
642In the following description, CLASS can be any of C<global>, C<object> 759In the following description, CLASS can be any of C<global>, C<object>
643C<player>, C<client> or C<map> (i.e. the attachable objects in 760C<player>, C<client> or C<map> (i.e. the attachable objects in
644Crossfire TRT). 761Deliantra).
645 762
646=over 4 763=over 4
647 764
648=item $attachable->attach ($attachment, key => $value...) 765=item $attachable->attach ($attachment, key => $value...)
649 766
693=item cf::CLASS::attachment $name, ... 810=item cf::CLASS::attachment $name, ...
694 811
695Register an attachment by C<$name> through which attachable objects of the 812Register an attachment by C<$name> through which attachable objects of the
696given CLASS can refer to this attachment. 813given CLASS can refer to this attachment.
697 814
698Some classes such as crossfire maps and objects can specify attachments 815Some classes such as deliantra maps and objects can specify attachments
699that are attached at load/instantiate time, thus the need for a name. 816that are attached at load/instantiate time, thus the need for a name.
700 817
701These calls expect any number of the following handler/hook descriptions: 818These calls expect any number of the following handler/hook descriptions:
702 819
703=over 4 820=over 4
931 } 1048 }
932 1049
933 0 1050 0
934} 1051}
935 1052
936=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1053=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937 1054
938=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1055=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939 1056
940Generate an object-specific event with the given arguments. 1057Generate an object-specific event with the given arguments.
941 1058
947 1064
948=cut 1065=cut
949 1066
950############################################################################# 1067#############################################################################
951# object support 1068# object support
952#
953 1069
1070sub _object_equal($$);
1071sub _object_equal($$) {
1072 my ($a, $b) = @_;
1073
1074 return 0 unless (ref $a) eq (ref $b);
1075
1076 if ("HASH" eq ref $a) {
1077 my @ka = keys %$a;
1078 my @kb = keys %$b;
1079
1080 return 0 if @ka != @kb;
1081
1082 for (0 .. $#ka) {
1083 return 0 unless $ka[$_] eq $kb[$_];
1084 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1085 }
1086
1087 } elsif ("ARRAY" eq ref $a) {
1088
1089 return 0 if @$a != @$b;
1090
1091 for (0 .. $#$a) {
1092 return 0 unless _object_equal $a->[$_], $b->[$_];
1093 }
1094
1095 } elsif ($a ne $b) {
1096 return 0;
1097 }
1098
1099 1
1100}
1101
1102our $SLOW_MERGES;#d#
954sub _can_merge { 1103sub _can_merge {
955 my ($ob1, $ob2) = @_; 1104 my ($ob1, $ob2) = @_;
956 1105
957 local $Storable::canonical = 1; 1106 ++$SLOW_MERGES;#d#
958 my $fob1 = Storable::freeze $ob1;
959 my $fob2 = Storable::freeze $ob2;
960 1107
961 $fob1 eq $fob2 1108 # we do the slow way here
1109 return _object_equal $ob1, $ob2
962} 1110}
963 1111
964sub reattach { 1112sub reattach {
965 # basically do the same as instantiate, without calling instantiate 1113 # basically do the same as instantiate, without calling instantiate
966 my ($obj) = @_; 1114 my ($obj) = @_;
967 1115
1116 # no longer needed after getting rid of delete_package?
968 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1117 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969 1118
970 my $registry = $obj->registry; 1119 my $registry = $obj->registry;
971 1120
972 @$registry = (); 1121 @$registry = ();
973 1122
988cf::attachable->attach ( 1137cf::attachable->attach (
989 prio => -1000000, 1138 prio => -1000000,
990 on_instantiate => sub { 1139 on_instantiate => sub {
991 my ($obj, $data) = @_; 1140 my ($obj, $data) = @_;
992 1141
993 $data = from_json $data; 1142 $data = decode_json $data;
994 1143
995 for (@$data) { 1144 for (@$data) {
996 my ($name, $args) = @$_; 1145 my ($name, $args) = @$_;
997 1146
998 $obj->attach ($name, %{$args || {} }); 1147 $obj->attach ($name, %{$args || {} });
1011 }, 1160 },
1012); 1161);
1013 1162
1014sub object_freezer_save { 1163sub object_freezer_save {
1015 my ($filename, $rdata, $objs) = @_; 1164 my ($filename, $rdata, $objs) = @_;
1016
1017 my $guard = cf::lock_acquire "io";
1018 1165
1019 sync_job { 1166 sync_job {
1020 if (length $$rdata) { 1167 if (length $$rdata) {
1021 utf8::decode (my $decname = $filename); 1168 utf8::decode (my $decname = $filename);
1022 warn sprintf "saving %s (%d,%d)\n", 1169 warn sprintf "saving %s (%d,%d)\n",
1023 $decname, length $$rdata, scalar @$objs; 1170 $decname, length $$rdata, scalar @$objs;
1024 1171
1025 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1172 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026 chmod SAVE_MODE, $fh; 1173 aio_chmod $fh, SAVE_MODE;
1027 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1174 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028 aio_fsync $fh if $cf::USE_FSYNC; 1175 aio_fsync $fh if $cf::USE_FSYNC;
1029 close $fh; 1176 aio_close $fh;
1030 1177
1031 if (@$objs) { 1178 if (@$objs) {
1032 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1179 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033 chmod SAVE_MODE, $fh; 1180 aio_chmod $fh, SAVE_MODE;
1034 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1181 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035 aio_write $fh, 0, (length $data), $data, 0; 1182 aio_write $fh, 0, (length $data), $data, 0;
1036 aio_fsync $fh if $cf::USE_FSYNC; 1183 aio_fsync $fh if $cf::USE_FSYNC;
1037 close $fh; 1184 aio_close $fh;
1038 aio_rename "$filename.pst~", "$filename.pst"; 1185 aio_rename "$filename.pst~", "$filename.pst";
1039 } 1186 }
1040 } else { 1187 } else {
1041 aio_unlink "$filename.pst"; 1188 aio_unlink "$filename.pst";
1042 } 1189 }
1048 } else { 1195 } else {
1049 aio_unlink $filename; 1196 aio_unlink $filename;
1050 aio_unlink "$filename.pst"; 1197 aio_unlink "$filename.pst";
1051 } 1198 }
1052 }; 1199 };
1053
1054 undef $guard;
1055} 1200}
1056 1201
1057sub object_freezer_as_string { 1202sub object_freezer_as_string {
1058 my ($rdata, $objs) = @_; 1203 my ($rdata, $objs) = @_;
1059 1204
1064 1209
1065sub object_thawer_load { 1210sub object_thawer_load {
1066 my ($filename) = @_; 1211 my ($filename) = @_;
1067 1212
1068 my ($data, $av); 1213 my ($data, $av);
1069
1070 my $guard = cf::lock_acquire "io";
1071 1214
1072 (aio_load $filename, $data) >= 0 1215 (aio_load $filename, $data) >= 0
1073 or return; 1216 or return;
1074 1217
1075 unless (aio_stat "$filename.pst") { 1218 unless (aio_stat "$filename.pst") {
1076 (aio_load "$filename.pst", $av) >= 0 1219 (aio_load "$filename.pst", $av) >= 0
1077 or return; 1220 or return;
1078 1221
1079 undef $guard;
1080 $av = eval { (Storable::thaw $av)->{objs} }; 1222 my $st = eval { Coro::Storable::thaw $av };
1223 $av = $st->{objs};
1081 } 1224 }
1082 1225
1083 utf8::decode (my $decname = $filename); 1226 utf8::decode (my $decname = $filename);
1084 warn sprintf "loading %s (%d,%d)\n", 1227 warn sprintf "loading %s (%d,%d)\n",
1085 $decname, length $data, scalar @{$av || []}; 1228 $decname, length $data, scalar @{$av || []};
1215 1358
1216 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1359 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1360 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218 1361
1219 $ext{source} = 1362 $ext{source} =
1220 "package $pkg; use strict; use utf8;\n" 1363 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1221 . "#line 1 \"$path\"\n{\n" 1364 . "#line 1 \"$path\"\n{\n"
1222 . $source 1365 . $source
1223 . "\n};\n1"; 1366 . "\n};\n1";
1224 1367
1225 $todo{$base} = \%ext; 1368 $todo{$base} = \%ext;
1241 my $msg = $@ ? "$v->{path}: $@\n" 1384 my $msg = $@ ? "$v->{path}: $@\n"
1242 : "$v->{base}: extension inactive.\n"; 1385 : "$v->{base}: extension inactive.\n";
1243 1386
1244 if (exists $v->{meta}{mandatory}) { 1387 if (exists $v->{meta}{mandatory}) {
1245 warn $msg; 1388 warn $msg;
1246 warn "mandatory extension failed to load, exiting.\n"; 1389 cf::cleanup "mandatory extension failed to load, exiting.";
1247 exit 1;
1248 } 1390 }
1249 1391
1250 warn $msg; 1392 warn $msg;
1251 } 1393 }
1252 1394
1266 1408
1267=back 1409=back
1268 1410
1269=head2 CORE EXTENSIONS 1411=head2 CORE EXTENSIONS
1270 1412
1271Functions and methods that extend core crossfire objects. 1413Functions and methods that extend core deliantra objects.
1272 1414
1273=cut 1415=cut
1274 1416
1275package cf::player; 1417package cf::player;
1276 1418
1319 1461
1320sub exists($) { 1462sub exists($) {
1321 my ($login) = @_; 1463 my ($login) = @_;
1322 1464
1323 $cf::PLAYER{$login} 1465 $cf::PLAYER{$login}
1324 or cf::sync_job { !aio_stat path $login } 1466 or !aio_stat path $login
1325} 1467}
1326 1468
1327sub find($) { 1469sub find($) {
1328 return $cf::PLAYER{$_[0]} || do { 1470 return $cf::PLAYER{$_[0]} || do {
1329 my $login = $_[0]; 1471 my $login = $_[0];
1339 aio_unlink +(playerdir $login) . "/$login.pl"; 1481 aio_unlink +(playerdir $login) . "/$login.pl";
1340 1482
1341 my $f = new_from_file cf::object::thawer path $login 1483 my $f = new_from_file cf::object::thawer path $login
1342 or return; 1484 or return;
1343 1485
1344 $f->next;
1345 my $pl = cf::player::load_pl $f 1486 my $pl = cf::player::load_pl $f
1346 or return; 1487 or return;
1488
1347 local $cf::PLAYER_LOADING{$login} = $pl; 1489 local $cf::PLAYER_LOADING{$login} = $pl;
1348 $f->resolve_delayed_derefs; 1490 $f->resolve_delayed_derefs;
1349 $cf::PLAYER{$login} = $pl 1491 $cf::PLAYER{$login} = $pl
1350 } 1492 }
1351 } 1493 }
1361 1503
1362 return if $pl->{deny_save}; 1504 return if $pl->{deny_save};
1363 1505
1364 aio_mkdir playerdir $pl, 0770; 1506 aio_mkdir playerdir $pl, 0770;
1365 $pl->{last_save} = $cf::RUNTIME; 1507 $pl->{last_save} = $cf::RUNTIME;
1508
1509 cf::get_slot 0.01;
1366 1510
1367 $pl->save_pl ($path); 1511 $pl->save_pl ($path);
1368 cf::cede_to_tick; 1512 cf::cede_to_tick;
1369} 1513}
1370 1514
1402 my ($pl) = @_; 1546 my ($pl) = @_;
1403 1547
1404 my $name = $pl->ob->name; 1548 my $name = $pl->ob->name;
1405 1549
1406 $pl->{deny_save} = 1; 1550 $pl->{deny_save} = 1;
1407 $pl->password ("*"); # this should lock out the player until we nuked the dir 1551 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1408 1552
1409 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1553 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1410 $pl->deactivate; 1554 $pl->deactivate;
1555 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556 $pl->ob->check_score;
1411 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1557 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1412 $pl->ns->destroy if $pl->ns; 1558 $pl->ns->destroy if $pl->ns;
1413 1559
1414 my $path = playerdir $pl; 1560 my $path = playerdir $pl;
1415 my $temp = "$path~$cf::RUNTIME~deleting~"; 1561 my $temp = "$path~$cf::RUNTIME~deleting~";
1454 1600
1455 for my $login (@$dirs) { 1601 for my $login (@$dirs) {
1456 my $path = path $login; 1602 my $path = path $login;
1457 1603
1458 # a .pst is a dead give-away for a valid player 1604 # a .pst is a dead give-away for a valid player
1459 unless (-e "$path.pst") { 1605 # if no pst file found, open and chekc for blocked users
1606 if (aio_stat "$path.pst") {
1460 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1607 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461 aio_read $fh, 0, 512, my $buf, 0 or next; 1608 aio_read $fh, 0, 512, my $buf, 0 or next;
1462 $buf !~ /^password -------------$/m or next; # official not-valid tag 1609 $buf !~ /^password -------------$/m or next; # official not-valid tag
1463 } 1610 }
1464 1611
1495 } 1642 }
1496 1643
1497 \@paths 1644 \@paths
1498} 1645}
1499 1646
1500=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1647=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501 1648
1502Expand crossfire pod fragments into protocol xml. 1649Expand deliantra pod fragments into protocol xml.
1503
1504=cut
1505
1506sub expand_cfpod {
1507 ((my $self), (local $_)) = @_;
1508
1509 # escape & and <
1510 s/&/&amp;/g;
1511 s/(?<![BIUGHT])</&lt;/g;
1512
1513 # this is buggy, it needs to properly take care of nested <'s
1514
1515 1 while
1516 # replace B<>, I<>, U<> etc.
1517 s/B<([^\>]*)>/<b>$1<\/b>/
1518 || s/I<([^\>]*)>/<i>$1<\/i>/
1519 || s/U<([^\>]*)>/<u>$1<\/u>/
1520 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521 # replace G<male|female> tags
1522 || s{G<([^>|]*)\|([^>]*)>}{
1523 $self->gender ? $2 : $1
1524 }ge
1525 # replace H<hint text>
1526 || s{H<([^\>]*)>}
1527 {
1528 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530 "")
1531 [$self->{hintmode}]
1532 }ge;
1533
1534 # create single paragraphs (very hackish)
1535 s/(?<=\S)\n(?=\w)/ /g;
1536
1537 # compress some whitespace
1538 s/\s+\n/\n/g; # ws line-ends
1539 s/\n\n+/\n/g; # double lines
1540 s/^\n+//; # beginning lines
1541 s/\n+$//; # ending lines
1542
1543 $_
1544}
1545
1546sub hintmode {
1547 $_[0]{hintmode} = $_[1] if @_ > 1;
1548 $_[0]{hintmode}
1549}
1550 1650
1551=item $player->ext_reply ($msgid, @msg) 1651=item $player->ext_reply ($msgid, @msg)
1552 1652
1553Sends an ext reply to the player. 1653Sends an ext reply to the player.
1554 1654
1621our $MAX_RESET = 3600; 1721our $MAX_RESET = 3600;
1622our $DEFAULT_RESET = 3000; 1722our $DEFAULT_RESET = 3000;
1623 1723
1624sub generate_random_map { 1724sub generate_random_map {
1625 my ($self, $rmp) = @_; 1725 my ($self, $rmp) = @_;
1726
1727 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728
1626 # mit "rum" bekleckern, nicht 1729 # mit "rum" bekleckern, nicht
1627 $self->_create_random_map ( 1730 $self->_create_random_map (
1628 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1731 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1732 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1733 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1752 1855
1753# the temporary/swap location 1856# the temporary/swap location
1754sub save_path { 1857sub save_path {
1755 my ($self) = @_; 1858 my ($self) = @_;
1756 1859
1757 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1860 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758 "$TMPDIR/$path.map" 1861 "$TMPDIR/$path.map"
1759} 1862}
1760 1863
1761# the unique path, undef == no special unique path 1864# the unique path, undef == no special unique path
1762sub uniq_path { 1865sub uniq_path {
1763 my ($self) = @_; 1866 my ($self) = @_;
1764 1867
1765 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1868 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766 "$UNIQUEDIR/$path" 1869 "$UNIQUEDIR/$path"
1767} 1870}
1768 1871
1769# and all this just because we cannot iterate over 1872# and all this just because we cannot iterate over
1770# all maps in C++... 1873# all maps in C++...
1868 1971
1869 cf::lock_wait "map_data:$path";#d#remove 1972 cf::lock_wait "map_data:$path";#d#remove
1870 cf::lock_wait "map_find:$path"; 1973 cf::lock_wait "map_find:$path";
1871 1974
1872 $cf::MAP{$path} || do { 1975 $cf::MAP{$path} || do {
1873 my $guard1 = cf::lock_acquire "map_find:$path";
1874 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it 1976 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977 my $guard2 = cf::lock_acquire "map_find:$path";
1875 1978
1876 my $map = new_from_path cf::map $path 1979 my $map = new_from_path cf::map $path
1877 or return; 1980 or return;
1878 1981
1879 $map->{last_save} = $cf::RUNTIME; 1982 $map->{last_save} = $cf::RUNTIME;
1882 or return; 1985 or return;
1883 1986
1884 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1987 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885 # doing this can freeze the server in a sync job, obviously 1988 # doing this can freeze the server in a sync job, obviously
1886 #$cf::WAIT_FOR_TICK->wait; 1989 #$cf::WAIT_FOR_TICK->wait;
1990 undef $guard2;
1887 undef $guard1; 1991 undef $guard1;
1888 undef $guard2;
1889 $map->reset; 1992 $map->reset;
1890 return find $path; 1993 return find $path;
1891 } 1994 }
1892 1995
1893 $cf::MAP{$path} = $map 1996 $cf::MAP{$path} = $map
1920 my $f = new_from_file cf::object::thawer $self->{load_path}; 2023 my $f = new_from_file cf::object::thawer $self->{load_path};
1921 $f->skip_block; 2024 $f->skip_block;
1922 $self->_load_objects ($f) 2025 $self->_load_objects ($f)
1923 or return; 2026 or return;
1924 2027
1925 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2028 $self->post_load_original
1926 if delete $self->{load_original}; 2029 if delete $self->{load_original};
1927 2030
1928 if (my $uniq = $self->uniq_path) { 2031 if (my $uniq = $self->uniq_path) {
1929 utf8::encode $uniq; 2032 utf8::encode $uniq;
1930 unless (aio_stat $uniq) { 2033 unless (aio_stat $uniq) {
1956 } 2059 }
1957 2060
1958 $self->{last_save} = $cf::RUNTIME; 2061 $self->{last_save} = $cf::RUNTIME;
1959 $self->last_access ($cf::RUNTIME); 2062 $self->last_access ($cf::RUNTIME);
1960 2063
1961 $self->in_memory (cf::MAP_IN_MEMORY); 2064 $self->in_memory (cf::MAP_ACTIVE);
1962 } 2065 }
1963 2066
1964 $self->post_load; 2067 $self->post_load;
1965} 2068}
1966 2069
2024 my ($path, $origin, $load) = @_; 2127 my ($path, $origin, $load) = @_;
2025 2128
2026 $path = normalise $path, $origin && $origin->{path}; 2129 $path = normalise $path, $origin && $origin->{path};
2027 2130
2028 if (my $map = $cf::MAP{$path}) { 2131 if (my $map = $cf::MAP{$path}) {
2029 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2132 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030 } 2133 }
2031 2134
2032 $MAP_PREFETCH{$path} |= $load; 2135 $MAP_PREFETCH{$path} |= $load;
2033 2136
2034 $MAP_PREFETCHER ||= cf::async { 2137 $MAP_PREFETCHER ||= cf::async {
2138 $Coro::current->{desc} = "map prefetcher";
2139
2035 while (%MAP_PREFETCH) { 2140 while (%MAP_PREFETCH) {
2036 while (my ($k, $v) = each %MAP_PREFETCH) { 2141 while (my ($k, $v) = each %MAP_PREFETCH) {
2037 if (my $map = find $k) { 2142 if (my $map = find $k) {
2038 $map->load if $v; 2143 $map->load if $v;
2039 } 2144 }
2065 return if $self->{deny_save}; 2170 return if $self->{deny_save};
2066 2171
2067 local $self->{last_access} = $self->last_access;#d# 2172 local $self->{last_access} = $self->last_access;#d#
2068 2173
2069 cf::async { 2174 cf::async {
2175 $Coro::current->{desc} = "map player save";
2070 $_->contr->save for $self->players; 2176 $_->contr->save for $self->players;
2071 }; 2177 };
2178
2179 cf::get_slot 0.02;
2072 2180
2073 if ($uniq) { 2181 if ($uniq) {
2074 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2182 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2183 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2076 } else { 2184 } else {
2085 $self->save; 2193 $self->save;
2086 2194
2087 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2195 my $lock = cf::lock_acquire "map_data:$self->{path}";
2088 2196
2089 return if $self->players; 2197 return if $self->players;
2090 return if $self->in_memory != cf::MAP_IN_MEMORY; 2198 return if $self->in_memory != cf::MAP_ACTIVE;
2091 return if $self->{deny_save}; 2199 return if $self->{deny_save};
2092 2200
2093 $self->in_memory (cf::MAP_SWAPPED); 2201 $self->in_memory (cf::MAP_SWAPPED);
2094 2202
2095 $self->deactivate; 2203 $self->deactivate;
2213 2321
2214sub unique_maps() { 2322sub unique_maps() {
2215 [ 2323 [
2216 map { 2324 map {
2217 utf8::decode $_; 2325 utf8::decode $_;
2218 /\.map$/ 2326 s/\.map$//; # TODO future compatibility hack
2327 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2328 ? ()
2219 ? normalise $_ 2329 : normalise $_
2220 : ()
2221 } @{ aio_readdir $UNIQUEDIR or [] } 2330 } @{ aio_readdir $UNIQUEDIR or [] }
2222 ] 2331 ]
2223} 2332}
2224 2333
2225package cf;
2226
2227=back 2334=back
2228 2335
2229=head3 cf::object 2336=head3 cf::object
2230 2337
2231=cut 2338=cut
2234 2341
2235=over 4 2342=over 4
2236 2343
2237=item $ob->inv_recursive 2344=item $ob->inv_recursive
2238 2345
2239Returns the inventory of the object _and_ their inventories, recursively. 2346Returns the inventory of the object I<and> their inventories, recursively,
2347but I<not> the object itself.
2240 2348
2241=cut 2349=cut
2242 2350
2243sub inv_recursive_; 2351sub inv_recursive_;
2244sub inv_recursive_ { 2352sub inv_recursive_ {
2249 inv_recursive_ inv $_[0] 2357 inv_recursive_ inv $_[0]
2250} 2358}
2251 2359
2252=item $ref = $ob->ref 2360=item $ref = $ob->ref
2253 2361
2254creates and returns a persistent reference to an objetc that can be stored as a string. 2362Creates and returns a persistent reference to an object that can be stored as a string.
2255 2363
2256=item $ob = cf::object::deref ($refstring) 2364=item $ob = cf::object::deref ($refstring)
2257 2365
2258returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2366returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259even if the object actually exists. May block. 2367even if the object actually exists. May block.
2261=cut 2369=cut
2262 2370
2263sub deref { 2371sub deref {
2264 my ($ref) = @_; 2372 my ($ref) = @_;
2265 2373
2266 # temporary compatibility#TODO#remove
2267 $ref =~ s{^<}{player/<};
2268
2269 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2374 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270 my ($uuid, $name) = ($1, $2); 2375 my ($uuid, $name) = ($1, $2);
2271 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2376 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272 or return; 2377 or return;
2273 $pl->ob->uuid eq $uuid 2378 $pl->ob->uuid eq $uuid
2274 or return; 2379 or return;
2294can be C<undef>. Does the right thing when the player is currently in a 2399can be C<undef>. Does the right thing when the player is currently in a
2295dialogue with the given NPC character. 2400dialogue with the given NPC character.
2296 2401
2297=cut 2402=cut
2298 2403
2404our $SAY_CHANNEL = {
2405 id => "say",
2406 title => "Map",
2407 reply => "say ",
2408 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2409};
2410
2411our $CHAT_CHANNEL = {
2412 id => "chat",
2413 title => "Chat",
2414 reply => "chat ",
2415 tooltip => "Player chat and shouts, global to the server.",
2416};
2417
2299# rough implementation of a future "reply" method that works 2418# rough implementation of a future "reply" method that works
2300# with dialog boxes. 2419# with dialog boxes.
2301#TODO: the first argument must go, split into a $npc->reply_to ( method 2420#TODO: the first argument must go, split into a $npc->reply_to ( method
2302sub cf::object::player::reply($$$;$) { 2421sub cf::object::player::reply($$$;$) {
2303 my ($self, $npc, $msg, $flags) = @_; 2422 my ($self, $npc, $msg, $flags) = @_;
2314 my $dialog = $pl->{npc_dialog}; 2433 my $dialog = $pl->{npc_dialog};
2315 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2434 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316 2435
2317 } else { 2436 } else {
2318 $msg = $npc->name . " says: $msg" if $npc; 2437 $msg = $npc->name . " says: $msg" if $npc;
2319 $self->message ($msg, $flags); 2438 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320 } 2439 }
2321 } 2440 }
2322} 2441}
2323 2442
2324=item $object->send_msg ($channel, $msg, $color, [extra...]) 2443=item $object->send_msg ($channel, $msg, $color, [extra...])
2349 2468
2350=item $player_object->enter_link 2469=item $player_object->enter_link
2351 2470
2352Freezes the player and moves him/her to a special map (C<{link}>). 2471Freezes the player and moves him/her to a special map (C<{link}>).
2353 2472
2354The player should be reasonably safe there for short amounts of time. You 2473The player should be reasonably safe there for short amounts of time (e.g.
2355I<MUST> call C<leave_link> as soon as possible, though. 2474for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475though, as the palyer cannot control the character while it is on the link
2476map.
2356 2477
2357Will never block. 2478Will never block.
2358 2479
2359=item $player_object->leave_link ($map, $x, $y) 2480=item $player_object->leave_link ($map, $x, $y)
2360 2481
2418 2539
2419 $map->load; 2540 $map->load;
2420 $map->load_neighbours; 2541 $map->load_neighbours;
2421 2542
2422 return unless $self->contr->active; 2543 return unless $self->contr->active;
2544 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2423 $self->activate_recursive; 2545 $self->activate_recursive;
2424 2546
2425 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2547 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426 $self->enter_map ($map, $x, $y); 2548 $self->enter_map ($map, $x, $y);
2427} 2549}
2432her, loading and preparing them map, calling the provided $check callback 2554her, loading and preparing them map, calling the provided $check callback
2433that has to return the map if sucecssful, and then unfreezes the player on 2555that has to return the map if sucecssful, and then unfreezes the player on
2434the new (success) or old (failed) map position. In either case, $done will 2556the new (success) or old (failed) map position. In either case, $done will
2435be called at the end of this process. 2557be called at the end of this process.
2436 2558
2559Note that $check will be called with a potentially non-loaded map, so if
2560it needs a loaded map it has to call C<< ->load >>.
2561
2437=cut 2562=cut
2438 2563
2439our $GOTOGEN; 2564our $GOTOGEN;
2440 2565
2441sub cf::object::player::goto { 2566sub cf::object::player::goto {
2445 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2570 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446 2571
2447 $self->enter_link; 2572 $self->enter_link;
2448 2573
2449 (async { 2574 (async {
2575 $Coro::current->{desc} = "player::goto $path $x $y";
2576
2577 # *tag paths override both path and x|y
2578 if ($path =~ /^\*(.*)$/) {
2579 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2580 my $ob = $obs[rand @obs];
2581
2582 # see if we actually can go there
2583 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2584 $ob = $obs[rand @obs];
2585 } else {
2586 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2587 }
2588 # else put us there anyways for now #d#
2589
2590 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2591 } else {
2592 ($path, $x, $y) = (undef, undef, undef);
2593 }
2594 }
2595
2450 my $map = eval { 2596 my $map = eval {
2451 my $map = cf::map::find $path; 2597 my $map = defined $path ? cf::map::find $path : undef;
2452 2598
2453 if ($map) { 2599 if ($map) {
2454 $map = $map->customise_for ($self); 2600 $map = $map->customise_for ($self);
2455 $map = $check->($map) if $check && $map; 2601 $map = $check->($map) if $check && $map;
2456 } else { 2602 } else {
2457 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2603 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458 } 2604 }
2459 2605
2460 $map 2606 $map
2461 }; 2607 };
2462 2608
2498} 2644}
2499 2645
2500sub prepare_random_map { 2646sub prepare_random_map {
2501 my ($exit) = @_; 2647 my ($exit) = @_;
2502 2648
2503 my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505 # all this does is basically replace the /! path by 2649 # all this does is basically replace the /! path by
2506 # a new random map path (?random/...) with a seed 2650 # a new random map path (?random/...) with a seed
2507 # that depends on the exit object 2651 # that depends on the exit object
2508 2652
2509 my $rmp = parse_random_map_params $exit->msg; 2653 my $rmp = parse_random_map_params $exit->msg;
2511 if ($exit->map) { 2655 if ($exit->map) {
2512 $rmp->{region} = $exit->region->name; 2656 $rmp->{region} = $exit->region->name;
2513 $rmp->{origin_map} = $exit->map->path; 2657 $rmp->{origin_map} = $exit->map->path;
2514 $rmp->{origin_x} = $exit->x; 2658 $rmp->{origin_x} = $exit->x;
2515 $rmp->{origin_y} = $exit->y; 2659 $rmp->{origin_y} = $exit->y;
2660
2661 $exit->map->touch;
2516 } 2662 }
2517 2663
2518 $rmp->{random_seed} ||= $exit->random_seed; 2664 $rmp->{random_seed} ||= $exit->random_seed;
2519 2665
2520 my $data = cf::to_json $rmp; 2666 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521 my $md5 = Digest::MD5::md5_hex $data; 2667 my $md5 = Digest::MD5::md5_hex $data;
2522 my $meta = "$RANDOMDIR/$md5.meta"; 2668 my $meta = "$RANDOMDIR/$md5.meta";
2523 2669
2524 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2670 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525 aio_write $fh, 0, (length $data), $data, 0; 2671 aio_write $fh, 0, (length $data), $data, 0;
2526 undef $fh; 2672 undef $fh;
2527 aio_rename "$meta~", $meta; 2673 aio_rename "$meta~", $meta;
2528 2674
2675 my $slaying = "?random/$md5";
2676
2677 if ($exit->valid) {
2529 $exit->slaying ("?random/$md5"); 2678 $exit->slaying ("?random/$md5");
2530 $exit->msg (undef); 2679 $exit->msg (undef);
2680 }
2531 } 2681 }
2532} 2682}
2533 2683
2534sub cf::object::player::enter_exit { 2684sub cf::object::player::enter_exit {
2535 my ($self, $exit) = @_; 2685 my ($self, $exit) = @_;
2536 2686
2537 return unless $self->type == cf::PLAYER; 2687 return unless $self->type == cf::PLAYER;
2538 2688
2539 if ($exit->slaying eq "/!") {
2540 #TODO: this should de-fi-ni-te-ly not be a sync-job
2541 # the problem is that $exit might not survive long enough
2542 # so it needs to be done right now, right here
2543 cf::sync_job { prepare_random_map $exit };
2544 }
2545
2546 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547 my $hp = $exit->stats->hp;
2548 my $sp = $exit->stats->sp;
2549
2550 $self->enter_link; 2689 $self->enter_link;
2551 2690
2552 # if exit is damned, update players death & WoR home-position
2553 $self->contr->savebed ($slaying, $hp, $sp)
2554 if $exit->flag (FLAG_DAMNED);
2555
2556 (async { 2691 (async {
2557 $self->deactivate_recursive; # just to be sure 2692 $Coro::current->{desc} = "enter_exit";
2693
2558 unless (eval { 2694 unless (eval {
2695 $self->deactivate_recursive; # just to be sure
2696
2697 # random map handling
2698 {
2699 my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701 prepare_random_map $exit
2702 if $exit->slaying eq "/!";
2703 }
2704
2705 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2706 my $x = $exit->stats->hp;
2707 my $y = $exit->stats->sp;
2708
2559 $self->goto ($slaying, $hp, $sp); 2709 $self->goto ($map, $x, $y);
2560 2710
2711 # if exit is damned, update players death & WoR home-position
2712 $self->contr->savebed ($map, $x, $y)
2713 if $exit->flag (cf::FLAG_DAMNED);
2714
2561 1; 2715 1
2562 }) { 2716 }) {
2563 $self->message ("Something went wrong deep within the crossfire server. " 2717 $self->message ("Something went wrong deep within the deliantra server. "
2564 . "I'll try to bring you back to the map you were before. " 2718 . "I'll try to bring you back to the map you were before. "
2565 . "Please report this to the dungeon master!", 2719 . "Please report this to the dungeon master!",
2566 cf::NDI_UNIQUE | cf::NDI_RED); 2720 cf::NDI_UNIQUE | cf::NDI_RED);
2567 2721
2568 warn "ERROR in enter_exit: $@"; 2722 warn "ERROR in enter_exit: $@";
2596the message, with C<log> being the default. If C<$color> is negative, suppress 2750the message, with C<log> being the default. If C<$color> is negative, suppress
2597the message unless the client supports the msg packet. 2751the message unless the client supports the msg packet.
2598 2752
2599=cut 2753=cut
2600 2754
2755# non-persistent channels (usually the info channel)
2601our %CHANNEL = ( 2756our %CHANNEL = (
2602 "c/identify" => { 2757 "c/identify" => {
2603 id => "identify", 2758 id => "infobox",
2604 title => "Identify", 2759 title => "Identify",
2605 reply => undef, 2760 reply => undef,
2606 tooltip => "Items recently identified", 2761 tooltip => "Items recently identified",
2607 }, 2762 },
2608 "c/examine" => { 2763 "c/examine" => {
2609 id => "examine", 2764 id => "infobox",
2610 title => "Examine", 2765 title => "Examine",
2611 reply => undef, 2766 reply => undef,
2612 tooltip => "Signs and other items you examined", 2767 tooltip => "Signs and other items you examined",
2613 }, 2768 },
2769 "c/book" => {
2770 id => "infobox",
2771 title => "Book",
2772 reply => undef,
2773 tooltip => "The contents of a note or book",
2774 },
2775 "c/lookat" => {
2776 id => "infobox",
2777 title => "Look",
2778 reply => undef,
2779 tooltip => "What you saw there",
2780 },
2781 "c/who" => {
2782 id => "infobox",
2783 title => "Players",
2784 reply => undef,
2785 tooltip => "Shows players who are currently online",
2786 },
2787 "c/body" => {
2788 id => "infobox",
2789 title => "Body Parts",
2790 reply => undef,
2791 tooltip => "Shows which body parts you posess and are available",
2792 },
2793 "c/skills" => {
2794 id => "infobox",
2795 title => "Skills",
2796 reply => undef,
2797 tooltip => "Shows your experience per skill and item power",
2798 },
2799 "c/uptime" => {
2800 id => "infobox",
2801 title => "Uptime",
2802 reply => undef,
2803 tooltip => "How long the server has been running since last restart",
2804 },
2805 "c/mapinfo" => {
2806 id => "infobox",
2807 title => "Map Info",
2808 reply => undef,
2809 tooltip => "Information related to the maps",
2810 },
2811 "c/party" => {
2812 id => "party",
2813 title => "Party",
2814 reply => "gsay ",
2815 tooltip => "Messages and chat related to your party",
2816 },
2614); 2817);
2615 2818
2616sub cf::client::send_msg { 2819sub cf::client::send_msg {
2617 my ($self, $channel, $msg, $color, @extra) = @_; 2820 my ($self, $channel, $msg, $color, @extra) = @_;
2618 2821
2619 $msg = $self->pl->expand_cfpod ($msg); 2822 $msg = $self->pl->expand_cfpod ($msg)
2823 unless $color & cf::NDI_VERBATIM;
2620 2824
2621 $color &= cf::NDI_CLIENT_MASK; # just in case... 2825 $color &= cf::NDI_CLIENT_MASK; # just in case...
2622 2826
2623 # check predefined channels, for the benefit of C 2827 # check predefined channels, for the benefit of C
2624 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2828 if ($CHANNEL{$channel}) {
2829 $channel = $CHANNEL{$channel};
2625 2830
2831 $self->ext_msg (channel_info => $channel)
2832 if $self->can_msg;
2833
2834 $channel = $channel->{id};
2835
2626 if (ref $channel) { 2836 } elsif (ref $channel) {
2627 # send meta info to client, if not yet sent 2837 # send meta info to client, if not yet sent
2628 unless (exists $self->{channel}{$channel->{id}}) { 2838 unless (exists $self->{channel}{$channel->{id}}) {
2629 $self->{channel}{$channel->{id}} = $channel; 2839 $self->{channel}{$channel->{id}} = $channel;
2630 $self->ext_msg (channel_info => $channel) 2840 $self->ext_msg (channel_info => $channel)
2631 if $self->can_msg; 2841 if $self->can_msg;
2639 if ($self->can_msg) { 2849 if ($self->can_msg) {
2640 # default colour, mask it out 2850 # default colour, mask it out
2641 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2851 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642 if $color & cf::NDI_DEF; 2852 if $color & cf::NDI_DEF;
2643 2853
2644 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2854 my $pkt = "msg "
2855 . $self->{json_coder}->encode (
2645 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2856 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857 );
2858
2859 # try lzf for large packets
2860 $pkt = "lzf " . Compress::LZF::compress $pkt
2861 if 1024 <= length $pkt and $self->{can_lzf};
2862
2863 # split very large packets
2864 if (8192 < length $pkt and $self->{can_lzf}) {
2865 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866 $pkt = "frag";
2867 }
2868
2869 $self->send_packet ($pkt);
2646 } else { 2870 } else {
2647 if ($color >= 0) { 2871 if ($color >= 0) {
2648 # replace some tags by gcfclient-compatible ones 2872 # replace some tags by gcfclient-compatible ones
2649 for ($msg) { 2873 for ($msg) {
2650 1 while 2874 1 while
2848=pod 3072=pod
2849 3073
2850The following functions and methods are available within a safe environment: 3074The following functions and methods are available within a safe environment:
2851 3075
2852 cf::object 3076 cf::object
2853 contr pay_amount pay_player map x y force_find force_add 3077 contr pay_amount pay_player map x y force_find force_add destroy
2854 insert remove name archname title slaying race decrease_ob_nr 3078 insert remove name archname title slaying race decrease split
2855 3079
2856 cf::object::player 3080 cf::object::player
2857 player 3081 player
2858 3082
2859 cf::player 3083 cf::player
2864 3088
2865=cut 3089=cut
2866 3090
2867for ( 3091for (
2868 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3092 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869 insert remove inv name archname title slaying race 3093 insert remove inv nrof name archname title slaying race
2870 decrease_ob_nr)], 3094 decrease split destroy change_exp)],
2871 ["cf::object::player" => qw(player)], 3095 ["cf::object::player" => qw(player)],
2872 ["cf::player" => qw(peaceful)], 3096 ["cf::player" => qw(peaceful)],
2873 ["cf::map" => qw(trigger)], 3097 ["cf::map" => qw(trigger)],
2874) { 3098) {
2875 no strict 'refs'; 3099 no strict 'refs';
2980 { 3204 {
2981 my $faces = $facedata->{faceinfo}; 3205 my $faces = $facedata->{faceinfo};
2982 3206
2983 while (my ($face, $info) = each %$faces) { 3207 while (my ($face, $info) = each %$faces) {
2984 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3208 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209
2985 cf::face::set_visibility $idx, $info->{visibility}; 3210 cf::face::set_visibility $idx, $info->{visibility};
2986 cf::face::set_magicmap $idx, $info->{magicmap}; 3211 cf::face::set_magicmap $idx, $info->{magicmap};
2987 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3212 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2988 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3213 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2989 3214
2990 cf::cede_to_tick; 3215 cf::cede_to_tick;
2991 } 3216 }
2992 3217
2993 while (my ($face, $info) = each %$faces) { 3218 while (my ($face, $info) = each %$faces) {
2994 next unless $info->{smooth}; 3219 next unless $info->{smooth};
3220
2995 my $idx = cf::face::find $face 3221 my $idx = cf::face::find $face
2996 or next; 3222 or next;
3223
2997 if (my $smooth = cf::face::find $info->{smooth}) { 3224 if (my $smooth = cf::face::find $info->{smooth}) {
2998 cf::face::set_smooth $idx, $smooth; 3225 cf::face::set_smooth $idx, $smooth;
2999 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3226 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000 } else { 3227 } else {
3001 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3228 warn "smooth face '$info->{smooth}' not found for face '$face'";
3019 { 3246 {
3020 # TODO: for gcfclient pleasure, we should give resources 3247 # TODO: for gcfclient pleasure, we should give resources
3021 # that gcfclient doesn't grok a >10000 face index. 3248 # that gcfclient doesn't grok a >10000 face index.
3022 my $res = $facedata->{resource}; 3249 my $res = $facedata->{resource};
3023 3250
3024 my $soundconf = delete $res->{"res/sound.conf"};
3025
3026 while (my ($name, $info) = each %$res) { 3251 while (my ($name, $info) = each %$res) {
3252 if (defined $info->{type}) {
3027 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3253 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028 my $data; 3254 my $data;
3029 3255
3030 if ($info->{type} & 1) { 3256 if ($info->{type} & 1) {
3031 # prepend meta info 3257 # prepend meta info
3032 3258
3033 my $meta = $enc->encode ({ 3259 my $meta = $enc->encode ({
3034 name => $name, 3260 name => $name,
3035 %{ $info->{meta} || {} }, 3261 %{ $info->{meta} || {} },
3036 }); 3262 });
3037 3263
3038 $data = pack "(w/a*)*", $meta, $info->{data}; 3264 $data = pack "(w/a*)*", $meta, $info->{data};
3265 } else {
3266 $data = $info->{data};
3267 }
3268
3269 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270 cf::face::set_type $idx, $info->{type};
3039 } else { 3271 } else {
3040 $data = $info->{data}; 3272 $RESOURCE{$name} = $info;
3041 } 3273 }
3042 3274
3043 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044 cf::face::set_type $idx, $info->{type};
3045
3046 cf::cede_to_tick; 3275 cf::cede_to_tick;
3047 } 3276 }
3048
3049 if ($soundconf) {
3050 $soundconf = $enc->decode (delete $soundconf->{data});
3051
3052 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053 my $sound = $soundconf->{compat}[$_]
3054 or next;
3055
3056 my $face = cf::face::find "sound/$sound->[1]";
3057 cf::sound::set $sound->[0] => $face;
3058 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059 }
3060
3061 while (my ($k, $v) = each %{$soundconf->{event}}) {
3062 my $face = cf::face::find "sound/$v";
3063 cf::sound::set $k => $face;
3064 }
3065 }
3066 } 3277 }
3278
3279 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067 3280
3068 1 3281 1
3069} 3282}
3283
3284cf::global->attach (on_resource_update => sub {
3285 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289 my $sound = $soundconf->{compat}[$_]
3290 or next;
3291
3292 my $face = cf::face::find "sound/$sound->[1]";
3293 cf::sound::set $sound->[0] => $face;
3294 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295 }
3296
3297 while (my ($k, $v) = each %{$soundconf->{event}}) {
3298 my $face = cf::face::find "sound/$v";
3299 cf::sound::set $k => $face;
3300 }
3301 }
3302});
3070 3303
3071register_exticmd fx_want => sub { 3304register_exticmd fx_want => sub {
3072 my ($ns, $want) = @_; 3305 my ($ns, $want) = @_;
3073 3306
3074 while (my ($k, $v) = each %$want) { 3307 while (my ($k, $v) = each %$want) {
3075 $ns->fx_want ($k, $v); 3308 $ns->fx_want ($k, $v);
3076 } 3309 }
3077}; 3310};
3311
3312sub load_resource_file($) {
3313 my $guard = lock_acquire "load_resource_file";
3314
3315 my $status = load_resource_file_ $_[0];
3316 get_slot 0.1, 100;
3317 cf::arch::commit_load;
3318
3319 $status
3320}
3078 3321
3079sub reload_regions { 3322sub reload_regions {
3080 # HACK to clear player env face cache, we need some signal framework 3323 # HACK to clear player env face cache, we need some signal framework
3081 # for this (global event?) 3324 # for this (global event?)
3082 %ext::player_env::MUSIC_FACE_CACHE = (); 3325 %ext::player_env::MUSIC_FACE_CACHE = ();
3096} 3339}
3097 3340
3098sub reload_archetypes { 3341sub reload_archetypes {
3099 load_resource_file "$DATADIR/archetypes" 3342 load_resource_file "$DATADIR/archetypes"
3100 or die "unable to load archetypes\n"; 3343 or die "unable to load archetypes\n";
3101 #d# NEED to laod twice to resolve forward references
3102 # this really needs to be done in an extra post-pass
3103 # (which needs to be synchronous, so solve it differently)
3104 load_resource_file "$DATADIR/archetypes"
3105 or die "unable to load archetypes\n";
3106} 3344}
3107 3345
3108sub reload_treasures { 3346sub reload_treasures {
3109 load_resource_file "$DATADIR/treasures" 3347 load_resource_file "$DATADIR/treasures"
3110 or die "unable to load treasurelists\n"; 3348 or die "unable to load treasurelists\n";
3111} 3349}
3112 3350
3113sub reload_resources { 3351sub reload_resources {
3114 warn "reloading resource files...\n"; 3352 warn "reloading resource files...\n";
3115 3353
3354 reload_facedata;
3355 reload_archetypes;
3116 reload_regions; 3356 reload_regions;
3117 reload_facedata;
3118 #reload_archetypes;#d#
3119 reload_archetypes;
3120 reload_treasures; 3357 reload_treasures;
3121 3358
3122 warn "finished reloading resource files\n"; 3359 warn "finished reloading resource files\n";
3123}
3124
3125sub init {
3126 reload_resources;
3127} 3360}
3128 3361
3129sub reload_config { 3362sub reload_config {
3130 open my $fh, "<:utf8", "$CONFDIR/config" 3363 open my $fh, "<:utf8", "$CONFDIR/config"
3131 or return; 3364 or return;
3132 3365
3133 local $/; 3366 local $/;
3134 *CFG = YAML::Syck::Load <$fh>; 3367 *CFG = YAML::Load <$fh>;
3135 3368
3136 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3369 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3137 3370
3138 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3371 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3372 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3145 }; 3378 };
3146 warn $@ if $@; 3379 warn $@ if $@;
3147 } 3380 }
3148} 3381}
3149 3382
3383sub pidfile() {
3384 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3385 or die "$PIDFILE: $!";
3386 flock $fh, &Fcntl::LOCK_EX
3387 or die "$PIDFILE: flock: $!";
3388 $fh
3389}
3390
3391# make sure only one server instance is running at any one time
3392sub atomic {
3393 my $fh = pidfile;
3394
3395 my $pid = <$fh>;
3396 kill 9, $pid if $pid > 0;
3397
3398 seek $fh, 0, 0;
3399 print $fh $$;
3400}
3401
3150sub main { 3402sub main {
3403 cf::init_globals; # initialise logging
3404
3405 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409
3410 cf::init_experience;
3411 cf::init_anim;
3412 cf::init_attackmess;
3413 cf::init_dynamic;
3414 cf::init_block;
3415
3416 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417
3151 # we must not ever block the main coroutine 3418 # we must not ever block the main coroutine
3152 local $Coro::idle = sub { 3419 local $Coro::idle = sub {
3153 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3420 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154 (async { 3421 (async {
3155 Event::one_event; 3422 $Coro::current->{desc} = "IDLE BUG HANDLER";
3423 EV::loop EV::LOOP_ONESHOT;
3156 })->prio (Coro::PRIO_MAX); 3424 })->prio (Coro::PRIO_MAX);
3157 }; 3425 };
3158 3426
3427 evthread_start IO::AIO::poll_fileno;
3428
3429 cf::sync_job {
3430 reload_resources;
3159 reload_config; 3431 reload_config;
3160 db_init; 3432 db_init;
3433
3434 cf::load_settings;
3435 cf::load_materials;
3436 cf::init_uuid;
3437 cf::init_signals;
3438 cf::init_commands;
3439 cf::init_skills;
3440
3441 cf::init_beforeplay;
3442
3443 atomic;
3444
3161 load_extensions; 3445 load_extensions;
3162 3446
3163 $TICK_WATCHER->start; 3447 utime time, time, $RUNTIMEFILE;
3448
3449 # no (long-running) fork's whatsoever before this point(!)
3450 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451
3452 (pop @POST_INIT)->(0) while @POST_INIT;
3453 };
3454
3164 Event::loop; 3455 EV::loop;
3165} 3456}
3166 3457
3167############################################################################# 3458#############################################################################
3168# initialisation and cleanup 3459# initialisation and cleanup
3169 3460
3170# install some emergency cleanup handlers 3461# install some emergency cleanup handlers
3171BEGIN { 3462BEGIN {
3463 our %SIGWATCHER = ();
3172 for my $signal (qw(INT HUP TERM)) { 3464 for my $signal (qw(INT HUP TERM)) {
3173 Event->signal ( 3465 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3174 reentrant => 0,
3175 data => WF_AUTOCANCEL,
3176 signal => $signal,
3177 prio => 0,
3178 cb => sub {
3179 cf::cleanup "SIG$signal"; 3466 cf::cleanup "SIG$signal";
3180 },
3181 ); 3467 };
3182 } 3468 }
3183} 3469}
3184 3470
3185sub write_runtime { 3471sub write_runtime_sync {
3186 my $runtime = "$LOCALDIR/runtime";
3187
3188 # first touch the runtime file to show we are still running: 3472 # first touch the runtime file to show we are still running:
3189 # the fsync below can take a very very long time. 3473 # the fsync below can take a very very long time.
3190 3474
3191 IO::AIO::aio_utime $runtime, undef, undef; 3475 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192 3476
3193 my $guard = cf::lock_acquire "write_runtime"; 3477 my $guard = cf::lock_acquire "write_runtime";
3194 3478
3195 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3479 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3196 or return; 3480 or return;
3197 3481
3198 my $value = $cf::RUNTIME + 90 + 10; 3482 my $value = $cf::RUNTIME + 90 + 10;
3199 # 10 is the runtime save interval, for a monotonic clock 3483 # 10 is the runtime save interval, for a monotonic clock
3200 # 60 allows for the watchdog to kill the server. 3484 # 60 allows for the watchdog to kill the server.
3210 aio_utime $fh, undef, undef; 3494 aio_utime $fh, undef, undef;
3211 3495
3212 close $fh 3496 close $fh
3213 or return; 3497 or return;
3214 3498
3215 aio_rename "$runtime~", $runtime 3499 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216 and return; 3500 and return;
3217 3501
3218 warn "runtime file written.\n"; 3502 warn "runtime file written.\n";
3219 3503
3220 1 3504 1
3505}
3506
3507our $uuid_lock;
3508our $uuid_skip;
3509
3510sub write_uuid_sync($) {
3511 $uuid_skip ||= $_[0];
3512
3513 return if $uuid_lock;
3514 local $uuid_lock = 1;
3515
3516 my $uuid = "$LOCALDIR/uuid";
3517
3518 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519 or return;
3520
3521 my $value = uuid_seq uuid_cur;
3522
3523 if ($value < 1024) {
3524 warn "cowardly refusing to write low uuid value ($value)!\n";
3525 return;
3526 }
3527
3528 my $value = uuid_str $value + $uuid_skip;
3529 $uuid_skip = 0;
3530
3531 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3532 and return;
3533
3534 # always fsync - this file is important
3535 aio_fsync $fh
3536 and return;
3537
3538 close $fh
3539 or return;
3540
3541 aio_rename "$uuid~", $uuid
3542 and return;
3543
3544 warn "uuid file written ($value).\n";
3545
3546 1
3547
3548}
3549
3550sub write_uuid($$) {
3551 my ($skip, $sync) = @_;
3552
3553 $sync ? write_uuid_sync $skip
3554 : async { write_uuid_sync $skip };
3221} 3555}
3222 3556
3223sub emergency_save() { 3557sub emergency_save() {
3224 my $freeze_guard = cf::freeze_mainloop; 3558 my $freeze_guard = cf::freeze_mainloop;
3225 3559
3231 # and maps saved/destroyed asynchronously. 3565 # and maps saved/destroyed asynchronously.
3232 warn "begin emergency player save\n"; 3566 warn "begin emergency player save\n";
3233 for my $login (keys %cf::PLAYER) { 3567 for my $login (keys %cf::PLAYER) {
3234 my $pl = $cf::PLAYER{$login} or next; 3568 my $pl = $cf::PLAYER{$login} or next;
3235 $pl->valid or next; 3569 $pl->valid or next;
3570 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236 $pl->save; 3571 $pl->save;
3237 } 3572 }
3238 warn "end emergency player save\n"; 3573 warn "end emergency player save\n";
3239 3574
3240 warn "begin emergency map save\n"; 3575 warn "begin emergency map save\n";
3246 warn "end emergency map save\n"; 3581 warn "end emergency map save\n";
3247 3582
3248 warn "begin emergency database checkpoint\n"; 3583 warn "begin emergency database checkpoint\n";
3249 BDB::db_env_txn_checkpoint $DB_ENV; 3584 BDB::db_env_txn_checkpoint $DB_ENV;
3250 warn "end emergency database checkpoint\n"; 3585 warn "end emergency database checkpoint\n";
3586
3587 warn "begin write uuid\n";
3588 write_uuid_sync 1;
3589 warn "end write uuid\n";
3251 }; 3590 };
3252 3591
3253 warn "leave emergency perl save\n"; 3592 warn "leave emergency perl save\n";
3254} 3593}
3255 3594
3256sub post_cleanup { 3595sub post_cleanup {
3257 my ($make_core) = @_; 3596 my ($make_core) = @_;
3258 3597
3259 warn Carp::longmess "post_cleanup backtrace" 3598 warn Carp::longmess "post_cleanup backtrace"
3260 if $make_core; 3599 if $make_core;
3600
3601 my $fh = pidfile;
3602 unlink $PIDFILE if <$fh> == $$;
3603}
3604
3605# a safer delete_package, copied from Symbol
3606sub clear_package($) {
3607 my $pkg = shift;
3608
3609 # expand to full symbol table name if needed
3610 unless ($pkg =~ /^main::.*::$/) {
3611 $pkg = "main$pkg" if $pkg =~ /^::/;
3612 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3613 $pkg .= '::' unless $pkg =~ /::$/;
3614 }
3615
3616 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3617 my $stem_symtab = *{$stem}{HASH};
3618
3619 defined $stem_symtab and exists $stem_symtab->{$leaf}
3620 or return;
3621
3622 # clear all symbols
3623 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624 for my $name (keys %$leaf_symtab) {
3625 _gv_clear *{"$pkg$name"};
3626# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627 }
3628 warn "cleared package $pkg\n";#d#
3261} 3629}
3262 3630
3263sub do_reload_perl() { 3631sub do_reload_perl() {
3264 # can/must only be called in main 3632 # can/must only be called in main
3265 if ($Coro::current != $Coro::main) { 3633 if ($Coro::current != $Coro::main) {
3266 warn "can only reload from main coroutine"; 3634 warn "can only reload from main coroutine";
3267 return; 3635 return;
3268 } 3636 }
3269 3637
3638 return if $RELOAD++;
3639
3640 while ($RELOAD) {
3270 warn "reloading..."; 3641 warn "reloading...";
3271 3642
3272 warn "entering sync_job"; 3643 warn "entering sync_job";
3273 3644
3274 cf::sync_job { 3645 cf::sync_job {
3275 cf::write_runtime; # external watchdog should not bark 3646 cf::write_runtime_sync; # external watchdog should not bark
3276 cf::emergency_save; 3647 cf::emergency_save;
3277 cf::write_runtime; # external watchdog should not bark 3648 cf::write_runtime_sync; # external watchdog should not bark
3278 3649
3279 warn "syncing database to disk"; 3650 warn "syncing database to disk";
3280 BDB::db_env_txn_checkpoint $DB_ENV; 3651 BDB::db_env_txn_checkpoint $DB_ENV;
3281 3652
3282 # if anything goes wrong in here, we should simply crash as we already saved 3653 # if anything goes wrong in here, we should simply crash as we already saved
3283 3654
3284 warn "cancelling all WF_AUTOCANCEL watchers";
3285 for (Event::all_watchers) {
3286 $_->cancel if $_->data & WF_AUTOCANCEL;
3287 }
3288
3289 warn "flushing outstanding aio requests"; 3655 warn "flushing outstanding aio requests";
3290 for (;;) {
3291 BDB::flush;
3292 IO::AIO::flush;
3293 Coro::cede;
3294 last unless IO::AIO::nreqs || BDB::nreqs; 3656 while (IO::AIO::nreqs || BDB::nreqs) {
3295 warn "iterate..."; 3657 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3296 }
3297
3298 ++$RELOAD;
3299
3300 warn "cancelling all extension coros";
3301 $_->cancel for values %EXT_CORO;
3302 %EXT_CORO = ();
3303
3304 warn "removing commands";
3305 %COMMAND = ();
3306
3307 warn "removing ext/exti commands";
3308 %EXTCMD = ();
3309 %EXTICMD = ();
3310
3311 warn "unloading/nuking all extensions";
3312 for my $pkg (@EXTS) {
3313 warn "... unloading $pkg";
3314
3315 if (my $cb = $pkg->can ("unload")) {
3316 eval {
3317 $cb->($pkg);
3318 1
3319 } or warn "$pkg unloaded, but with errors: $@";
3320 } 3658 }
3321 3659
3322 warn "... nuking $pkg"; 3660 warn "cancelling all extension coros";
3323 Symbol::delete_package $pkg; 3661 $_->cancel for values %EXT_CORO;
3324 } 3662 %EXT_CORO = ();
3325 3663
3326 warn "unloading all perl modules loaded from $LIBDIR"; 3664 warn "removing commands";
3327 while (my ($k, $v) = each %INC) { 3665 %COMMAND = ();
3328 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329 3666
3667 warn "removing ext/exti commands";
3668 %EXTCMD = ();
3669 %EXTICMD = ();
3670
3671 warn "unloading/nuking all extensions";
3672 for my $pkg (@EXTS) {
3330 warn "... unloading $k"; 3673 warn "... unloading $pkg";
3331 delete $INC{$k};
3332 3674
3333 $k =~ s/\.pm$//;
3334 $k =~ s/\//::/g;
3335
3336 if (my $cb = $k->can ("unload_module")) { 3675 if (my $cb = $pkg->can ("unload")) {
3676 eval {
3337 $cb->(); 3677 $cb->($pkg);
3678 1
3679 } or warn "$pkg unloaded, but with errors: $@";
3680 }
3681
3682 warn "... clearing $pkg";
3683 clear_package $pkg;
3338 } 3684 }
3339 3685
3340 Symbol::delete_package $k; 3686 warn "unloading all perl modules loaded from $LIBDIR";
3687 while (my ($k, $v) = each %INC) {
3688 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689
3690 warn "... unloading $k";
3691 delete $INC{$k};
3692
3693 $k =~ s/\.pm$//;
3694 $k =~ s/\//::/g;
3695
3696 if (my $cb = $k->can ("unload_module")) {
3697 $cb->();
3698 }
3699
3700 clear_package $k;
3341 } 3701 }
3342 3702
3343 warn "getting rid of safe::, as good as possible"; 3703 warn "getting rid of safe::, as good as possible";
3344 Symbol::delete_package "safe::$_" 3704 clear_package "safe::$_"
3345 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3705 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346 3706
3347 warn "unloading cf.pm \"a bit\""; 3707 warn "unloading cf.pm \"a bit\"";
3348 delete $INC{"cf.pm"}; 3708 delete $INC{"cf.pm"};
3349 delete $INC{"cf/pod.pm"}; 3709 delete $INC{"cf/pod.pm"};
3350 3710
3351 # don't, removes xs symbols, too, 3711 # don't, removes xs symbols, too,
3352 # and global variables created in xs 3712 # and global variables created in xs
3353 #Symbol::delete_package __PACKAGE__; 3713 #clear_package __PACKAGE__;
3354 3714
3355 warn "unload completed, starting to reload now"; 3715 warn "unload completed, starting to reload now";
3356 3716
3357 warn "reloading cf.pm"; 3717 warn "reloading cf.pm";
3358 require cf; 3718 require cf;
3359 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3719 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3360 3720
3361 warn "loading config and database again"; 3721 warn "loading config and database again";
3362 cf::reload_config; 3722 cf::reload_config;
3363 3723
3364 warn "loading extensions"; 3724 warn "loading extensions";
3365 cf::load_extensions; 3725 cf::load_extensions;
3366 3726
3367 warn "reattaching attachments to objects/players"; 3727 warn "reattaching attachments to objects/players";
3368 _global_reattach; # objects, sockets 3728 _global_reattach; # objects, sockets
3369 warn "reattaching attachments to maps"; 3729 warn "reattaching attachments to maps";
3370 reattach $_ for values %MAP; 3730 reattach $_ for values %MAP;
3371 warn "reattaching attachments to players"; 3731 warn "reattaching attachments to players";
3372 reattach $_ for values %PLAYER; 3732 reattach $_ for values %PLAYER;
3373 3733
3734 warn "running post_load";
3735 (pop @POST_INIT)->(1) while @POST_INIT;
3736
3374 warn "leaving sync_job"; 3737 warn "leaving sync_job";
3375 3738
3376 1 3739 1
3377 } or do { 3740 } or do {
3378 warn $@; 3741 warn $@;
3379 warn "error while reloading, exiting."; 3742 cf::cleanup "error while reloading, exiting.";
3380 exit 1;
3381 }; 3743 };
3382 3744
3383 warn "reloaded"; 3745 warn "reloaded";
3746 --$RELOAD;
3747 }
3384}; 3748};
3385 3749
3386our $RELOAD_WATCHER; # used only during reload 3750our $RELOAD_WATCHER; # used only during reload
3387 3751
3388sub reload_perl() { 3752sub reload_perl() {
3389 # doing reload synchronously and two reloads happen back-to-back, 3753 # doing reload synchronously and two reloads happen back-to-back,
3390 # coro crashes during coro_state_free->destroy here. 3754 # coro crashes during coro_state_free->destroy here.
3391 3755
3392 $RELOAD_WATCHER ||= Event->timer ( 3756 $RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3393 reentrant => 0,
3394 after => 0,
3395 data => WF_AUTOCANCEL,
3396 cb => sub {
3397 do_reload_perl; 3757 do_reload_perl;
3398 undef $RELOAD_WATCHER; 3758 undef $RELOAD_WATCHER;
3399 },
3400 ); 3759 };
3401} 3760}
3402 3761
3403register_command "reload" => sub { 3762register_command "reload" => sub {
3404 my ($who, $arg) = @_; 3763 my ($who, $arg) = @_;
3405 3764
3406 if ($who->flag (FLAG_WIZ)) { 3765 if ($who->flag (FLAG_WIZ)) {
3407 $who->message ("reloading server."); 3766 $who->message ("reloading server.");
3767 async {
3768 $Coro::current->{desc} = "perl_reload";
3408 async { reload_perl }; 3769 reload_perl;
3770 };
3409 } 3771 }
3410}; 3772};
3411 3773
3412unshift @INC, $LIBDIR; 3774unshift @INC, $LIBDIR;
3413 3775
3415 3777
3416our @WAIT_FOR_TICK; 3778our @WAIT_FOR_TICK;
3417our @WAIT_FOR_TICK_BEGIN; 3779our @WAIT_FOR_TICK_BEGIN;
3418 3780
3419sub wait_for_tick { 3781sub wait_for_tick {
3420 return unless $TICK_WATCHER->is_active;
3421 return if $Coro::current == $Coro::main; 3782 return if tick_inhibit || $Coro::current == $Coro::main;
3422 3783
3423 my $signal = new Coro::Signal; 3784 my $signal = new Coro::Signal;
3424 push @WAIT_FOR_TICK, $signal; 3785 push @WAIT_FOR_TICK, $signal;
3425 $signal->wait; 3786 $signal->wait;
3426} 3787}
3427 3788
3428sub wait_for_tick_begin { 3789sub wait_for_tick_begin {
3429 return unless $TICK_WATCHER->is_active;
3430 return if $Coro::current == $Coro::main; 3790 return if tick_inhibit || $Coro::current == $Coro::main;
3431 3791
3432 my $signal = new Coro::Signal; 3792 my $signal = new Coro::Signal;
3433 push @WAIT_FOR_TICK_BEGIN, $signal; 3793 push @WAIT_FOR_TICK_BEGIN, $signal;
3434 $signal->wait; 3794 $signal->wait;
3435} 3795}
3436 3796
3437 my $min = 1e6;#d# 3797sub tick {
3438 my $avg = 10;
3439$TICK_WATCHER = Event->timer (
3440 reentrant => 0,
3441 parked => 1,
3442 prio => 0,
3443 at => $NEXT_TICK || $TICK,
3444 data => WF_AUTOCANCEL,
3445 cb => sub {
3446 if ($Coro::current != $Coro::main) { 3798 if ($Coro::current != $Coro::main) {
3447 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3799 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448 unless ++$bug_warning > 10; 3800 unless ++$bug_warning > 10;
3449 return; 3801 return;
3450 } 3802 }
3451 3803
3452 $NOW = $tick_start = Event::time;
3453
3454 cf::server_tick; # one server iteration 3804 cf::server_tick; # one server iteration
3455 3805
3456 0 && sync_job {#d# 3806 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457 for(1..10) { 3807 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458 my $t = Event::time; 3808 Coro::async_pool {
3459 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3809 $Coro::current->{desc} = "runtime saver";
3460 or die; 3810 write_runtime_sync
3461 3811 or warn "ERROR: unable to write runtime file: $!";
3462 $map->width (50);
3463 $map->height (50);
3464 $map->alloc;
3465 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466 my $t = Event::time - $t;
3467
3468 #next unless $t < 0.0013;#d#
3469 if ($t < $min) {
3470 $min = $t;
3471 }
3472 $avg = $avg * 0.99 + $t * 0.01;
3473 }
3474 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475 exit 0;
3476 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477 }; 3812 };
3813 }
3478 3814
3479 $RUNTIME += $TICK;
3480 $NEXT_TICK += $TICK;
3481
3482 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483 $NEXT_RUNTIME_WRITE = $NOW + 10;
3484 Coro::async_pool {
3485 write_runtime
3486 or warn "ERROR: unable to write runtime file: $!";
3487 };
3488 }
3489
3490# my $AFTER = Event::time;
3491# warn $AFTER - $NOW;#d#
3492
3493 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3815 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494 $sig->send; 3816 $sig->send;
3495 } 3817 }
3496 while (my $sig = shift @WAIT_FOR_TICK) { 3818 while (my $sig = shift @WAIT_FOR_TICK) {
3497 $sig->send; 3819 $sig->send;
3498 } 3820 }
3499 3821
3500 $NOW = Event::time; 3822 $LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502 # if we are delayed by four ticks or more, skip them all
3503 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505 $TICK_WATCHER->at ($NEXT_TICK);
3506 $TICK_WATCHER->start;
3507
3508 $LOAD = ($NOW - $tick_start) / $TICK;
3509 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3823 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510 3824
3511 _post_tick; 3825 if (0) {
3512 3826 if ($NEXT_TICK) {
3513 3827 my $jitter = $TICK_START - $NEXT_TICK;
3828 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829 warn "jitter $JITTER\n";#d#
3830 }
3514 }, 3831 }
3515); 3832}
3516 3833
3517{ 3834{
3518 BDB::max_poll_time $TICK * 0.1; 3835 # configure BDB
3519 $BDB_POLL_WATCHER = Event->io ( 3836
3520 reentrant => 0,
3521 fd => BDB::poll_fileno,
3522 poll => 'r',
3523 prio => 0,
3524 data => WF_AUTOCANCEL,
3525 cb => \&BDB::poll_cb,
3526 );
3527 BDB::min_parallel 8; 3837 BDB::min_parallel 8;
3528 3838 BDB::max_poll_reqs $TICK * 0.1;
3529 BDB::set_sync_prepare { 3839 $AnyEvent::BDB::WATCHER->priority (1);
3530 my $status;
3531 my $current = $Coro::current;
3532 (
3533 sub {
3534 $status = $!;
3535 $current->ready; undef $current;
3536 },
3537 sub {
3538 Coro::schedule while defined $current;
3539 $! = $status;
3540 },
3541 )
3542 };
3543 3840
3544 unless ($DB_ENV) { 3841 unless ($DB_ENV) {
3545 $DB_ENV = BDB::db_env_create; 3842 $DB_ENV = BDB::db_env_create;
3843 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3845 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3846 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3847 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546 3848
3547 cf::sync_job { 3849 cf::sync_job {
3548 eval { 3850 eval {
3549 BDB::db_env_open 3851 BDB::db_env_open
3550 $DB_ENV, 3852 $DB_ENV,
3552 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3854 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3855 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554 0666; 3856 0666;
3555 3857
3556 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3858 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559 $DB_ENV->set_lk_detect;
3560 }; 3859 };
3561 3860
3562 cf::cleanup "db_env_open(db): $@" if $@; 3861 cf::cleanup "db_env_open(db): $@" if $@;
3563 }; 3862 };
3564 } 3863 }
3864
3865 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3866 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3867 };
3868 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3869 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870 };
3871 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873 };
3565} 3874}
3566 3875
3567{ 3876{
3877 # configure IO::AIO
3878
3568 IO::AIO::min_parallel 8; 3879 IO::AIO::min_parallel 8;
3569
3570 undef $Coro::AIO::WATCHER;
3571 IO::AIO::max_poll_time $TICK * 0.1; 3880 IO::AIO::max_poll_time $TICK * 0.1;
3572 $AIO_POLL_WATCHER = Event->io ( 3881 undef $AnyEvent::AIO::WATCHER;
3573 reentrant => 0,
3574 data => WF_AUTOCANCEL,
3575 fd => IO::AIO::poll_fileno,
3576 poll => 'r',
3577 prio => 6,
3578 cb => \&IO::AIO::poll_cb,
3579 );
3580} 3882}
3581 3883
3582my $_log_backtrace; 3884my $_log_backtrace;
3583 3885
3584sub _log_backtrace { 3886sub _log_backtrace {
3587 $msg =~ s/\n//; 3889 $msg =~ s/\n//;
3588 3890
3589 # limit the # of concurrent backtraces 3891 # limit the # of concurrent backtraces
3590 if ($_log_backtrace < 2) { 3892 if ($_log_backtrace < 2) {
3591 ++$_log_backtrace; 3893 ++$_log_backtrace;
3894 my $perl_bt = Carp::longmess $msg;
3592 async { 3895 async {
3896 $Coro::current->{desc} = "abt $msg";
3897
3593 my @bt = fork_call { 3898 my @bt = fork_call {
3594 @addr = map { sprintf "%x", $_ } @addr; 3899 @addr = map { sprintf "%x", $_ } @addr;
3595 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3900 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3901 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597 or die "addr2line: $!"; 3902 or die "addr2line: $!";
3605 } 3910 }
3606 3911
3607 @funcs 3912 @funcs
3608 }; 3913 };
3609 3914
3610 LOG llevInfo, "[ABT] $msg\n"; 3915 LOG llevInfo, "[ABT] $perl_bt\n";
3916 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611 LOG llevInfo, "[ABT] $_\n" for @bt; 3917 LOG llevInfo, "[ABT] $_\n" for @bt;
3612 --$_log_backtrace; 3918 --$_log_backtrace;
3613 }; 3919 };
3614 } else { 3920 } else {
3615 LOG llevInfo, "[ABT] $msg\n"; 3921 LOG llevInfo, "[ABT] $msg\n";

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