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Revision 1.352 by root, Sun Sep 2 04:57:14 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 2010 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your
9# option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the Affero GNU General Public License
17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
19#
20# The authors can be reached via e-mail to <support@deliantra.net>
21#
22
1package cf; 23package cf;
2 24
25use 5.10.0;
3use utf8; 26use utf8;
4use strict; 27use strict qw(vars subs);
5 28
6use Symbol; 29use Symbol;
7use List::Util; 30use List::Util;
8use Socket; 31use Socket;
9use Storable; 32use EV;
10use Event;
11use Opcode; 33use Opcode;
12use Safe; 34use Safe;
13use Safe::Hole; 35use Safe::Hole;
36use Storable ();
37use Carp ();
14 38
39use Guard ();
15use Coro 3.64 (); 40use Coro ();
16use Coro::State; 41use Coro::State;
17use Coro::Handle; 42use Coro::Handle;
43use Coro::EV;
18use Coro::Event; 44use Coro::AnyEvent;
19use Coro::Timer; 45use Coro::Timer;
20use Coro::Signal; 46use Coro::Signal;
21use Coro::Semaphore; 47use Coro::Semaphore;
48use Coro::SemaphoreSet;
49use Coro::AnyEvent;
22use Coro::AIO; 50use Coro::AIO;
51use Coro::BDB 1.6;
23use Coro::Storable; 52use Coro::Storable;
24use Coro::Util (); 53use Coro::Util ();
25 54
26use JSON::XS (); 55use JSON::XS 2.01 ();
27use BDB (); 56use BDB ();
28use Data::Dumper; 57use Data::Dumper;
29use Digest::MD5;
30use Fcntl; 58use Fcntl;
31use YAML::Syck (); 59use YAML::XS ();
32use IO::AIO 2.32 (); 60use IO::AIO ();
33use Time::HiRes; 61use Time::HiRes;
34use Compress::LZF; 62use Compress::LZF;
35use Digest::MD5 (); 63use Digest::MD5 ();
64
65AnyEvent::detect;
36 66
37# configure various modules to our taste 67# configure various modules to our taste
38# 68#
39$Storable::canonical = 1; # reduce rsync transfers 69$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 70Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
71
72$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
73
74# make sure c-lzf reinitialises itself
75Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 76Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 77
43$Event::Eval = 1; # no idea why this is required, but it is 78# strictly for debugging
44 79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 80
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 82
52our %COMMAND = (); 83our %COMMAND = ();
53our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
56our %EXTCMD = (); 87our %EXTCMD = ();
57our %EXTICMD = (); 88our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
60 91
61our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
63 96
64our $CONFDIR = confdir; 97our $CONFDIR = confdir;
65our $DATADIR = datadir; 98our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE;
112
113our $OUTPUT_RATE_MIN = 4000;
114our $OUTPUT_RATE_MAX = 100000;
75 115
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 116our $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 117our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 118our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 119our $USE_FSYNC = 1; # use fsync to write maps - default on
83 120
121our $BDB_DEADLOCK_WATCHER;
122our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 123our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 124our $DB_ENV;
125
126our @EXTRA_MODULES = qw(pod match mapscript);
86 127
87our %CFG; 128our %CFG;
88 129
89our $UPTIME; $UPTIME ||= time; 130our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 131our $RUNTIME;
132our $NOW;
91 133
92our %PLAYER; # all users 134our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 135our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 136our $LINK_MAP; # the special {link} map, which is always available
95 137
96# used to convert map paths into valid unix filenames by replacing / by ∕ 138# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 139our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 140
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 141our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 142our $LOADAVG; # same thing, but with alpha-smoothing
143our $JITTER; # average jitter
101our $tick_start; # for load detecting purposes 144our $TICK_START; # for load detecting purposes
145
146our @POST_INIT;
147
148our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
149our $REALLY_UNLOOP; # never set to true, please :)
102 150
103binmode STDOUT; 151binmode STDOUT;
104binmode STDERR; 152binmode STDERR;
105 153
106# read virtual server time, if available 154# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 155unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 156 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 157 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 158 $RUNTIME = <$fh> + 0.;
111} 159}
160
161eval "sub TICK() { $TICK } 1" or die;
112 162
113mkdir $_ 163mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 164 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115 165
116our $EMERGENCY_POSITION; 166our $EMERGENCY_POSITION;
117 167
118sub cf::map::normalise; 168sub cf::map::normalise;
169
170#############################################################################
171
172%REFLECT = ();
173for (@REFLECT) {
174 my $reflect = JSON::XS::decode_json $_;
175 $REFLECT{$reflect->{class}} = $reflect;
176}
177
178# this is decidedly evil
179$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119 180
120############################################################################# 181#############################################################################
121 182
122=head2 GLOBAL VARIABLES 183=head2 GLOBAL VARIABLES
123 184
159 220
160The raw value load value from the last tick. 221The raw value load value from the last tick.
161 222
162=item %cf::CFG 223=item %cf::CFG
163 224
164Configuration for the server, loaded from C</etc/crossfire/config>, or 225Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 226from wherever your confdir points to.
166 227
167=item cf::wait_for_tick, cf::wait_for_tick_begin 228=item cf::wait_for_tick, cf::wait_for_tick_begin
168 229
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 230These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170returns directly I<after> the tick processing (and consequently, can only wake one process 231returns directly I<after> the tick processing (and consequently, can only wake one process
171per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 232per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172 233
173=item @cf::INVOKE_RESULTS 234=item @cf::INVOKE_RESULTS
174 235
175This array contains the results of the last C<invoke ()> call. When 236This array contains the results of the last C<invoke ()> call. When
176C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 237C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177that call. 238that call.
178 239
240=item %cf::REFLECT
241
242Contains, for each (C++) class name, a hash reference with information
243about object members (methods, scalars, arrays and flags) and other
244metadata, which is useful for introspection.
245
179=back 246=back
180 247
181=cut 248=cut
182 249
183BEGIN { 250$Coro::State::WARNHOOK = sub {
184 *CORE::GLOBAL::warn = sub {
185 my $msg = join "", @_; 251 my $msg = join "", @_;
186 252
187 $msg .= "\n" 253 $msg .= "\n"
188 unless $msg =~ /\n$/; 254 unless $msg =~ /\n$/;
189 255
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 256 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 257
192 utf8::encode $msg;
193 LOG llevError, $msg; 258 LOG llevError, $msg;
194 }; 259};
195} 260
261$Coro::State::DIEHOOK = sub {
262 return unless $^S eq 0; # "eq", not "=="
263
264 warn Carp::longmess $_[0];
265
266 if ($Coro::current == $Coro::main) {#d#
267 warn "DIEHOOK called in main context, Coro bug?\n";#d#
268 return;#d#
269 }#d#
270
271 # kill coroutine otherwise
272 Coro::terminate
273};
196 274
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 275@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 276@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 277@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 278@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
207for my $pkg (qw( 285for my $pkg (qw(
208 cf::global cf::attachable 286 cf::global cf::attachable
209 cf::object cf::object::player 287 cf::object cf::object::player
210 cf::client cf::player 288 cf::client cf::player
211 cf::arch cf::living 289 cf::arch cf::living
290 cf::map cf::mapspace
212 cf::map cf::party cf::region 291 cf::party cf::region
213)) { 292)) {
214 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 293 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 294}
217 295
218$Event::DIED = sub { 296$EV::DIED = sub {
219 warn "error in event callback: @_"; 297 Carp::cluck "error in event callback: @_";
220}; 298};
221 299
222############################################################################# 300#############################################################################
223 301
224=head2 UTILITY FUNCTIONS 302=head2 UTILITY FUNCTIONS
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 324 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 325 $d
248 } || "[unable to dump $_[0]: '$@']"; 326 } || "[unable to dump $_[0]: '$@']";
249} 327}
250 328
251=item $ref = cf::from_json $json 329=item $ref = cf::decode_json $json
252 330
253Converts a JSON string into the corresponding perl data structure. 331Converts a JSON string into the corresponding perl data structure.
254 332
255=item $json = cf::to_json $ref 333=item $json = cf::encode_json $ref
256 334
257Converts a perl data structure into its JSON representation. 335Converts a perl data structure into its JSON representation.
258 336
259=cut 337=cut
260 338
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 339our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 340
263sub to_json ($) { $json_coder->encode ($_[0]) } 341sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 342sub decode_json($) { $json_coder->decode ($_[0]) }
343
344=item cf::post_init { BLOCK }
345
346Execute the given codeblock, I<after> all extensions have been (re-)loaded,
347but I<before> the server starts ticking again.
348
349The cdoeblock will have a single boolean argument to indicate whether this
350is a reload or not.
351
352=cut
353
354sub post_init(&) {
355 push @POST_INIT, shift;
356}
265 357
266=item cf::lock_wait $string 358=item cf::lock_wait $string
267 359
268Wait until the given lock is available. See cf::lock_acquire. 360Wait until the given lock is available. See cf::lock_acquire.
269 361
270=item my $lock = cf::lock_acquire $string 362=item my $lock = cf::lock_acquire $string
271 363
272Wait until the given lock is available and then acquires it and returns 364Wait until the given lock is available and then acquires it and returns
273a Coro::guard object. If the guard object gets destroyed (goes out of scope, 365a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 366for example when the coroutine gets canceled), the lock is automatically
275returned. 367returned.
276 368
277Locks are *not* recursive, locking from the same coro twice results in a 369Locks are *not* recursive, locking from the same coro twice results in a
278deadlocked coro. 370deadlocked coro.
284 376
285Return true if the lock is currently active, i.e. somebody has locked it. 377Return true if the lock is currently active, i.e. somebody has locked it.
286 378
287=cut 379=cut
288 380
289our %LOCK; 381our $LOCKS = new Coro::SemaphoreSet;
290 382
291sub lock_wait($) { 383sub lock_wait($) {
292 my ($key) = @_; 384 $LOCKS->wait ($_[0]);
293
294 # wait for lock, if any
295 while ($LOCK{$key}) {
296 push @{ $LOCK{$key} }, $Coro::current;
297 Coro::schedule;
298 }
299} 385}
300 386
301sub lock_acquire($) { 387sub lock_acquire($) {
302 my ($key) = @_; 388 $LOCKS->guard ($_[0])
303
304 # wait, to be sure we are not locked
305 lock_wait $key;
306
307 $LOCK{$key} = [];
308
309 Coro::guard {
310 # wake up all waiters, to be on the safe side
311 $_->ready for @{ delete $LOCK{$key} };
312 }
313} 389}
314 390
315sub lock_active($) { 391sub lock_active($) {
316 my ($key) = @_; 392 $LOCKS->count ($_[0]) < 1
317
318 ! ! $LOCK{$key}
319} 393}
320 394
321sub freeze_mainloop { 395sub freeze_mainloop {
322 return unless $TICK_WATCHER->is_active; 396 tick_inhibit_inc;
323 397
324 my $guard = Coro::guard { 398 &Guard::guard (\&tick_inhibit_dec);
325 $TICK_WATCHER->start; 399}
326 }; 400
327 $TICK_WATCHER->stop; 401=item cf::periodic $interval, $cb
328 $guard 402
403Like EV::periodic, but randomly selects a starting point so that the actions
404get spread over timer.
405
406=cut
407
408sub periodic($$) {
409 my ($interval, $cb) = @_;
410
411 my $start = rand List::Util::min 180, $interval;
412
413 EV::periodic $start, $interval, 0, $cb
329} 414}
330 415
331=item cf::get_slot $time[, $priority[, $name]] 416=item cf::get_slot $time[, $priority[, $name]]
332 417
333Allocate $time seconds of blocking CPU time at priority C<$priority>: 418Allocate $time seconds of blocking CPU time at priority C<$priority>:
341 426
342=cut 427=cut
343 428
344our @SLOT_QUEUE; 429our @SLOT_QUEUE;
345our $SLOT_QUEUE; 430our $SLOT_QUEUE;
431our $SLOT_DECAY = 0.9;
346 432
347$SLOT_QUEUE->cancel if $SLOT_QUEUE; 433$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348$SLOT_QUEUE = Coro::async { 434$SLOT_QUEUE = Coro::async {
435 $Coro::current->desc ("timeslot manager");
436
349 my $signal = new Coro::Signal; 437 my $signal = new Coro::Signal;
438 my $busy;
350 439
351 while () { 440 while () {
352 next_job: 441 next_job:
442
353 my $avail = cf::till_tick; 443 my $avail = cf::till_tick;
354 if ($avail > 0.01) { 444
355 for (0 .. $#SLOT_QUEUE) { 445 for (0 .. $#SLOT_QUEUE) {
356 if ($SLOT_QUEUE[$_][0] < $avail) { 446 if ($SLOT_QUEUE[$_][0] <= $avail) {
447 $busy = 0;
357 my $job = splice @SLOT_QUEUE, $_, 1, (); 448 my $job = splice @SLOT_QUEUE, $_, 1, ();
358 $job->[2]->send; 449 $job->[2]->send;
359 Coro::cede; 450 Coro::cede;
360 goto next_job; 451 goto next_job;
361 } 452 } else {
453 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362 } 454 }
363 } 455 }
364 456
365 if (@SLOT_QUEUE) { 457 if (@SLOT_QUEUE) {
366 # we do not use wait_For_tick() as it returns immediately when tick is inactive 458 # we do not use wait_for_tick() as it returns immediately when tick is inactive
367 push @cf::WAIT_FOR_TICK, $signal; 459 push @cf::WAIT_FOR_TICK, $signal;
368 $signal->wait; 460 $signal->wait;
369 } else { 461 } else {
462 $busy = 0;
370 Coro::schedule; 463 Coro::schedule;
371 } 464 }
372 } 465 }
373}; 466};
374 467
375sub get_slot($;$$) { 468sub get_slot($;$$) {
469 return if tick_inhibit || $Coro::current == $Coro::main;
470
376 my ($time, $pri, $name) = @_; 471 my ($time, $pri, $name) = @_;
377 472
378 $time = $TICK * .6 if $time > $TICK * .6; 473 $time = clamp $time, 0.01, $TICK * .6;
474
379 my $sig = new Coro::Signal; 475 my $sig = new Coro::Signal;
380 476
381 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 477 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 478 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383 $SLOT_QUEUE->ready; 479 $SLOT_QUEUE->ready;
394 490
395BEGIN { *async = \&Coro::async_pool } 491BEGIN { *async = \&Coro::async_pool }
396 492
397=item cf::sync_job { BLOCK } 493=item cf::sync_job { BLOCK }
398 494
399The design of Crossfire TRT requires that the main coroutine ($Coro::main) 495The design of Deliantra requires that the main coroutine ($Coro::main)
400is always able to handle events or runnable, as Crossfire TRT is only 496is always able to handle events or runnable, as Deliantra is only
401partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 497partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402acceptable. 498acceptable.
403 499
404If it must be done, put the blocking parts into C<sync_job>. This will run 500If it must be done, put the blocking parts into C<sync_job>. This will run
405the given BLOCK in another coroutine while waiting for the result. The 501the given BLOCK in another coroutine while waiting for the result. The
410 506
411sub sync_job(&) { 507sub sync_job(&) {
412 my ($job) = @_; 508 my ($job) = @_;
413 509
414 if ($Coro::current == $Coro::main) { 510 if ($Coro::current == $Coro::main) {
415 my $time = Event::time; 511 my $time = AE::time;
416 512
417 # this is the main coro, too bad, we have to block 513 # this is the main coro, too bad, we have to block
418 # till the operation succeeds, freezing the server :/ 514 # till the operation succeeds, freezing the server :/
419 515
420 # TODO: use suspend/resume instead 516 LOG llevError, Carp::longmess "sync job";#d#
421 # (but this is cancel-safe) 517
422 my $freeze_guard = freeze_mainloop; 518 my $freeze_guard = freeze_mainloop;
423 519
424 my $busy = 1; 520 my $busy = 1;
425 my @res; 521 my @res;
426 522
427 (async { 523 (async {
524 $Coro::current->desc ("sync job coro");
428 @res = eval { $job->() }; 525 @res = eval { $job->() };
429 warn $@ if $@; 526 warn $@ if $@;
430 undef $busy; 527 undef $busy;
431 })->prio (Coro::PRIO_MAX); 528 })->prio (Coro::PRIO_MAX);
432 529
433 while ($busy) { 530 while ($busy) {
434 Coro::cede or Event::one_event; 531 if (Coro::nready) {
532 Coro::cede_notself;
533 } else {
534 EV::loop EV::LOOP_ONESHOT;
435 } 535 }
536 }
436 537
437 $time = Event::time - $time; 538 my $time = AE::time - $time;
438 539
439 LOG llevError | logBacktrace, Carp::longmess "long sync job"
440 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442 $tick_start += $time; # do not account sync jobs to server load 540 $TICK_START += $time; # do not account sync jobs to server load
443 541
444 wantarray ? @res : $res[0] 542 wantarray ? @res : $res[0]
445 } else { 543 } else {
446 # we are in another coroutine, how wonderful, everything just works 544 # we are in another coroutine, how wonderful, everything just works
447 545
472=item fork_call { }, $args 570=item fork_call { }, $args
473 571
474Executes the given code block with the given arguments in a seperate 572Executes the given code block with the given arguments in a seperate
475process, returning the results. Everything must be serialisable with 573process, returning the results. Everything must be serialisable with
476Coro::Storable. May, of course, block. Note that the executed sub may 574Coro::Storable. May, of course, block. Note that the executed sub may
477never block itself or use any form of Event handling. 575never block itself or use any form of event handling.
478 576
479=cut 577=cut
480 578
481sub fork_call(&@) { 579sub fork_call(&@) {
482 my ($cb, @args) = @_; 580 my ($cb, @args) = @_;
483 581
484 # we seemingly have to make a local copy of the whole thing, 582 # we seemingly have to make a local copy of the whole thing,
485 # otherwise perl prematurely frees the stuff :/ 583 # otherwise perl prematurely frees the stuff :/
486 # TODO: investigate and fix (liekly this will be rather laborious) 584 # TODO: investigate and fix (likely this will be rather laborious)
487 585
488 my @res = Coro::Util::fork_eval { 586 my @res = Coro::Util::fork_eval {
489 reset_signals; 587 reset_signals;
490 &$cb 588 &$cb
491 }, @args; 589 }, @args;
492 590
493 wantarray ? @res : $res[-1] 591 wantarray ? @res : $res[-1]
494} 592}
495 593
594=item $coin = coin_from_name $name
595
596=cut
597
598our %coin_alias = (
599 "silver" => "silvercoin",
600 "silvercoin" => "silvercoin",
601 "silvercoins" => "silvercoin",
602 "gold" => "goldcoin",
603 "goldcoin" => "goldcoin",
604 "goldcoins" => "goldcoin",
605 "platinum" => "platinacoin",
606 "platinumcoin" => "platinacoin",
607 "platinumcoins" => "platinacoin",
608 "platina" => "platinacoin",
609 "platinacoin" => "platinacoin",
610 "platinacoins" => "platinacoin",
611 "royalty" => "royalty",
612 "royalties" => "royalty",
613);
614
615sub coin_from_name($) {
616 $coin_alias{$_[0]}
617 ? cf::arch::find $coin_alias{$_[0]}
618 : undef
619}
620
496=item $value = cf::db_get $family => $key 621=item $value = cf::db_get $family => $key
497 622
498Returns a single value from the environment database. 623Returns a single value from the environment database.
499 624
500=item cf::db_put $family => $key => $value 625=item cf::db_put $family => $key => $value
501 626
502Stores the given C<$value> in the family. It can currently store binary 627Stores the given C<$value> in the family. It can currently store binary
503data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 628data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504 629
630=item $db = cf::db_table "name"
631
632Create and/or open a new database table. The string must not be "db" and must be unique
633within each server.
634
505=cut 635=cut
636
637sub db_table($) {
638 my ($name) = @_;
639 my $db = BDB::db_create $DB_ENV;
640
641 eval {
642 $db->set_flags (BDB::CHKSUM);
643
644 utf8::encode $name;
645 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
646 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
647 cf::cleanup "db_open(db): $!" if $!;
648 };
649 cf::cleanup "db_open(db): $@" if $@;
650
651 $db
652}
506 653
507our $DB; 654our $DB;
508 655
509sub db_init { 656sub db_init {
510 unless ($DB) {
511 $DB = BDB::db_create $DB_ENV;
512
513 cf::sync_job { 657 cf::sync_job {
514 eval { 658 $DB ||= db_table "db";
515 $DB->set_flags (BDB::CHKSUM);
516
517 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519 cf::cleanup "db_open(db): $!" if $!;
520 };
521 cf::cleanup "db_open(db): $@" if $@;
522 };
523 } 659 };
524} 660}
525 661
526sub db_get($$) { 662sub db_get($$) {
527 my $key = "$_[0]/$_[1]"; 663 my $key = "$_[0]/$_[1]";
528 664
626 762
627############################################################################# 763#############################################################################
628 764
629=head2 ATTACHABLE OBJECTS 765=head2 ATTACHABLE OBJECTS
630 766
631Many objects in crossfire are so-called attachable objects. That means you can 767Many objects in deliantra are so-called attachable objects. That means you can
632attach callbacks/event handlers (a collection of which is called an "attachment") 768attach callbacks/event handlers (a collection of which is called an "attachment")
633to it. All such attachable objects support the following methods. 769to it. All such attachable objects support the following methods.
634 770
635In the following description, CLASS can be any of C<global>, C<object> 771In the following description, CLASS can be any of C<global>, C<object>
636C<player>, C<client> or C<map> (i.e. the attachable objects in 772C<player>, C<client> or C<map> (i.e. the attachable objects in
637Crossfire TRT). 773Deliantra).
638 774
639=over 4 775=over 4
640 776
641=item $attachable->attach ($attachment, key => $value...) 777=item $attachable->attach ($attachment, key => $value...)
642 778
686=item cf::CLASS::attachment $name, ... 822=item cf::CLASS::attachment $name, ...
687 823
688Register an attachment by C<$name> through which attachable objects of the 824Register an attachment by C<$name> through which attachable objects of the
689given CLASS can refer to this attachment. 825given CLASS can refer to this attachment.
690 826
691Some classes such as crossfire maps and objects can specify attachments 827Some classes such as deliantra maps and objects can specify attachments
692that are attached at load/instantiate time, thus the need for a name. 828that are attached at load/instantiate time, thus the need for a name.
693 829
694These calls expect any number of the following handler/hook descriptions: 830These calls expect any number of the following handler/hook descriptions:
695 831
696=over 4 832=over 4
924 } 1060 }
925 1061
926 0 1062 0
927} 1063}
928 1064
929=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1065=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930 1066
931=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1067=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932 1068
933Generate an object-specific event with the given arguments. 1069Generate an object-specific event with the given arguments.
934 1070
940 1076
941=cut 1077=cut
942 1078
943############################################################################# 1079#############################################################################
944# object support 1080# object support
945#
946 1081
1082sub _object_equal($$);
1083sub _object_equal($$) {
1084 my ($a, $b) = @_;
1085
1086 return 0 unless (ref $a) eq (ref $b);
1087
1088 if ("HASH" eq ref $a) {
1089 my @ka = keys %$a;
1090 my @kb = keys %$b;
1091
1092 return 0 if @ka != @kb;
1093
1094 for (0 .. $#ka) {
1095 return 0 unless $ka[$_] eq $kb[$_];
1096 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1097 }
1098
1099 } elsif ("ARRAY" eq ref $a) {
1100
1101 return 0 if @$a != @$b;
1102
1103 for (0 .. $#$a) {
1104 return 0 unless _object_equal $a->[$_], $b->[$_];
1105 }
1106
1107 } elsif ($a ne $b) {
1108 return 0;
1109 }
1110
1111 1
1112}
1113
1114our $SLOW_MERGES;#d#
947sub _can_merge { 1115sub _can_merge {
948 my ($ob1, $ob2) = @_; 1116 my ($ob1, $ob2) = @_;
949 1117
950 local $Storable::canonical = 1; 1118 ++$SLOW_MERGES;#d#
951 my $fob1 = Storable::freeze $ob1;
952 my $fob2 = Storable::freeze $ob2;
953 1119
954 $fob1 eq $fob2 1120 # we do the slow way here
1121 return _object_equal $ob1, $ob2
955} 1122}
956 1123
957sub reattach { 1124sub reattach {
958 # basically do the same as instantiate, without calling instantiate 1125 # basically do the same as instantiate, without calling instantiate
959 my ($obj) = @_; 1126 my ($obj) = @_;
960 1127
1128 # no longer needed after getting rid of delete_package?
961 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1129 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962 1130
963 my $registry = $obj->registry; 1131 my $registry = $obj->registry;
964 1132
965 @$registry = (); 1133 @$registry = ();
966 1134
981cf::attachable->attach ( 1149cf::attachable->attach (
982 prio => -1000000, 1150 prio => -1000000,
983 on_instantiate => sub { 1151 on_instantiate => sub {
984 my ($obj, $data) = @_; 1152 my ($obj, $data) = @_;
985 1153
986 $data = from_json $data; 1154 $data = decode_json $data;
987 1155
988 for (@$data) { 1156 for (@$data) {
989 my ($name, $args) = @$_; 1157 my ($name, $args) = @$_;
990 1158
991 $obj->attach ($name, %{$args || {} }); 1159 $obj->attach ($name, %{$args || {} });
1007sub object_freezer_save { 1175sub object_freezer_save {
1008 my ($filename, $rdata, $objs) = @_; 1176 my ($filename, $rdata, $objs) = @_;
1009 1177
1010 sync_job { 1178 sync_job {
1011 if (length $$rdata) { 1179 if (length $$rdata) {
1180 utf8::decode (my $decname = $filename);
1012 warn sprintf "saving %s (%d,%d)\n", 1181 warn sprintf "saving %s (%d,%d)\n",
1013 $filename, length $$rdata, scalar @$objs; 1182 $decname, length $$rdata, scalar @$objs;
1014 1183
1015 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1184 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016 chmod SAVE_MODE, $fh; 1185 aio_chmod $fh, SAVE_MODE;
1017 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1186 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018 aio_fsync $fh if $cf::USE_FSYNC; 1187 if ($cf::USE_FSYNC) {
1188 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;
1189 aio_fsync $fh;
1190 }
1019 close $fh; 1191 aio_close $fh;
1020 1192
1021 if (@$objs) { 1193 if (@$objs) {
1022 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1194 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023 chmod SAVE_MODE, $fh; 1195 aio_chmod $fh, SAVE_MODE;
1024 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1196 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025 aio_write $fh, 0, (length $data), $data, 0; 1197 aio_write $fh, 0, (length $data), $data, 0;
1026 aio_fsync $fh if $cf::USE_FSYNC; 1198 if ($cf::USE_FSYNC) {
1199 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;
1200 aio_fsync $fh;
1201 }
1027 close $fh; 1202 aio_close $fh;
1028 aio_rename "$filename.pst~", "$filename.pst"; 1203 aio_rename "$filename.pst~", "$filename.pst";
1029 } 1204 }
1030 } else { 1205 } else {
1031 aio_unlink "$filename.pst"; 1206 aio_unlink "$filename.pst";
1032 } 1207 }
1033 1208
1034 aio_rename "$filename~", $filename; 1209 aio_rename "$filename~", $filename;
1210
1211 $filename =~ s%/[^/]+$%%;
1212 aio_pathsync $filename if $cf::USE_FSYNC;
1035 } else { 1213 } else {
1036 warn "FATAL: $filename~: $!\n"; 1214 warn "unable to save objects: $filename~: $!\n";
1037 } 1215 }
1038 } else { 1216 } else {
1039 aio_unlink $filename; 1217 aio_unlink $filename;
1040 aio_unlink "$filename.pst"; 1218 aio_unlink "$filename.pst";
1041 } 1219 }
1042 } 1220 };
1043} 1221}
1044 1222
1045sub object_freezer_as_string { 1223sub object_freezer_as_string {
1046 my ($rdata, $objs) = @_; 1224 my ($rdata, $objs) = @_;
1047 1225
1059 or return; 1237 or return;
1060 1238
1061 unless (aio_stat "$filename.pst") { 1239 unless (aio_stat "$filename.pst") {
1062 (aio_load "$filename.pst", $av) >= 0 1240 (aio_load "$filename.pst", $av) >= 0
1063 or return; 1241 or return;
1242
1064 $av = eval { (Storable::thaw $av)->{objs} }; 1243 my $st = eval { Coro::Storable::thaw $av };
1244 $av = $st->{objs};
1065 } 1245 }
1066 1246
1247 utf8::decode (my $decname = $filename);
1067 warn sprintf "loading %s (%d)\n", 1248 warn sprintf "loading %s (%d,%d)\n",
1068 $filename, length $data, scalar @{$av || []}; 1249 $decname, length $data, scalar @{$av || []};
1250
1069 return ($data, $av); 1251 ($data, $av)
1070} 1252}
1071 1253
1072=head2 COMMAND CALLBACKS 1254=head2 COMMAND CALLBACKS
1073 1255
1074=over 4 1256=over 4
1128 my ($name, $cb) = @_; 1310 my ($name, $cb) = @_;
1129 1311
1130 $EXTICMD{$name} = $cb; 1312 $EXTICMD{$name} = $cb;
1131} 1313}
1132 1314
1315use File::Glob ();
1316
1133cf::player->attach ( 1317cf::player->attach (
1134 on_command => sub { 1318 on_unknown_command => sub {
1135 my ($pl, $name, $params) = @_; 1319 my ($pl, $name, $params) = @_;
1136 1320
1137 my $cb = $COMMAND{$name} 1321 my $cb = $COMMAND{$name}
1138 or return; 1322 or return;
1139 1323
1169 1353
1170 cf::override; 1354 cf::override;
1171 }, 1355 },
1172); 1356);
1173 1357
1358# "readahead" all extensions
1359sub cache_extensions {
1360 my $grp = IO::AIO::aio_group;
1361
1362 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1363 for (grep /\.ext$/, @{$_[0]}) {
1364 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1365 }
1366 };
1367
1368 $grp
1369}
1370
1174sub load_extensions { 1371sub load_extensions {
1175 cf::sync_job { 1372 cf::sync_job {
1176 my %todo; 1373 my %todo;
1177 1374
1178 for my $path (<$LIBDIR/*.ext>) { 1375 for my $path (<$LIBDIR/*.ext>) {
1197 1394
1198 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1395 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1396 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200 1397
1201 $ext{source} = 1398 $ext{source} =
1202 "package $pkg; use strict; use utf8;\n" 1399 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203 . "#line 1 \"$path\"\n{\n" 1400 . "#line 1 \"$path\"\n{\n"
1204 . $source 1401 . $source
1205 . "\n};\n1"; 1402 . "\n};\n1";
1206 1403
1207 $todo{$base} = \%ext; 1404 $todo{$base} = \%ext;
1208 } 1405 }
1209 1406
1407 my $pass = 0;
1210 my %done; 1408 my %done;
1211 while (%todo) { 1409 while (%todo) {
1212 my $progress; 1410 my $progress;
1213 1411
1412 ++$pass;
1413
1414 ext:
1214 while (my ($k, $v) = each %todo) { 1415 while (my ($k, $v) = each %todo) {
1215 for (split /,\s*/, $v->{meta}{depends}) { 1416 for (split /,\s*/, $v->{meta}{depends}) {
1216 goto skip 1417 next ext
1217 unless exists $done{$_}; 1418 unless exists $done{$_};
1218 } 1419 }
1219 1420
1220 warn "... loading '$k' into '$v->{pkg}'\n"; 1421 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221 1422
1222 unless (eval $v->{source}) { 1423 my $active = eval $v->{source};
1424
1425 if (length $@) {
1223 my $msg = $@ ? "$v->{path}: $@\n" 1426 warn "$v->{path}: $@\n";
1224 : "$v->{base}: extension inactive.\n";
1225 1427
1428 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226 if (exists $v->{meta}{mandatory}) { 1429 if exists $v->{meta}{mandatory};
1227 warn $msg; 1430 } else {
1228 warn "mandatory extension failed to load, exiting.\n"; 1431 $done{$k} = delete $todo{$k};
1229 exit 1; 1432 push @EXTS, $v->{pkg};
1230 } 1433 $progress = 1;
1231 1434
1232 warn $msg; 1435 warn "$v->{base}: extension inactive.\n"
1436 unless $active;
1233 } 1437 }
1234
1235 $done{$k} = delete $todo{$k};
1236 push @EXTS, $v->{pkg};
1237 $progress = 1;
1238 } 1438 }
1239 1439
1240 skip: 1440 unless ($progress) {
1241 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1441 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242 unless $progress; 1442
1443 while (my ($k, $v) = each %todo) {
1444 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1445 if exists $v->{meta}{mandatory};
1446 }
1447 }
1243 } 1448 }
1244 }; 1449 };
1245} 1450}
1246 1451
1247############################################################################# 1452#############################################################################
1248 1453
1249=back 1454=back
1250 1455
1251=head2 CORE EXTENSIONS 1456=head2 CORE EXTENSIONS
1252 1457
1253Functions and methods that extend core crossfire objects. 1458Functions and methods that extend core deliantra objects.
1254 1459
1255=cut 1460=cut
1256 1461
1257package cf::player; 1462package cf::player;
1258 1463
1259use Coro::AIO; 1464use Coro::AIO;
1260 1465
1261=head3 cf::player 1466=head3 cf::player
1262 1467
1263=over 4 1468=over 4
1469
1470=item cf::player::num_playing
1471
1472Returns the official number of playing players, as per the Crossfire metaserver rules.
1473
1474=cut
1475
1476sub num_playing {
1477 scalar grep
1478 $_->ob->map
1479 && !$_->hidden
1480 && !$_->ob->flag (cf::FLAG_WIZ),
1481 cf::player::list
1482}
1264 1483
1265=item cf::player::find $login 1484=item cf::player::find $login
1266 1485
1267Returns the given player object, loading it if necessary (might block). 1486Returns the given player object, loading it if necessary (might block).
1268 1487
1287 1506
1288sub exists($) { 1507sub exists($) {
1289 my ($login) = @_; 1508 my ($login) = @_;
1290 1509
1291 $cf::PLAYER{$login} 1510 $cf::PLAYER{$login}
1292 or cf::sync_job { !aio_stat path $login } 1511 or !aio_stat path $login
1293} 1512}
1294 1513
1295sub find($) { 1514sub find($) {
1296 return $cf::PLAYER{$_[0]} || do { 1515 return $cf::PLAYER{$_[0]} || do {
1297 my $login = $_[0]; 1516 my $login = $_[0];
1304 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1523 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1524 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1525 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307 aio_unlink +(playerdir $login) . "/$login.pl"; 1526 aio_unlink +(playerdir $login) . "/$login.pl";
1308 1527
1309 my $pl = load_pl path $login 1528 my $f = new_from_file cf::object::thawer path $login
1310 or return; 1529 or return;
1530
1531 my $pl = cf::player::load_pl $f
1532 or return;
1533
1534 local $cf::PLAYER_LOADING{$login} = $pl;
1535 $f->resolve_delayed_derefs;
1311 $cf::PLAYER{$login} = $pl 1536 $cf::PLAYER{$login} = $pl
1312 } 1537 }
1313 } 1538 }
1314} 1539}
1540
1541cf::player->attach (
1542 on_load => sub {
1543 my ($pl, $path) = @_;
1544
1545 # restore slots saved in save, below
1546 my $slots = delete $pl->{_slots};
1547
1548 $pl->ob->current_weapon ($slots->[0]);
1549 $pl->combat_ob ($slots->[1]);
1550 $pl->ranged_ob ($slots->[2]);
1551 },
1552);
1315 1553
1316sub save($) { 1554sub save($) {
1317 my ($pl) = @_; 1555 my ($pl) = @_;
1318 1556
1319 return if $pl->{deny_save}; 1557 return if $pl->{deny_save};
1323 1561
1324 return if $pl->{deny_save}; 1562 return if $pl->{deny_save};
1325 1563
1326 aio_mkdir playerdir $pl, 0770; 1564 aio_mkdir playerdir $pl, 0770;
1327 $pl->{last_save} = $cf::RUNTIME; 1565 $pl->{last_save} = $cf::RUNTIME;
1566
1567 cf::get_slot 0.01;
1568
1569 # save slots, to be restored later
1570 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328 1571
1329 $pl->save_pl ($path); 1572 $pl->save_pl ($path);
1330 cf::cede_to_tick; 1573 cf::cede_to_tick;
1331} 1574}
1332 1575
1364 my ($pl) = @_; 1607 my ($pl) = @_;
1365 1608
1366 my $name = $pl->ob->name; 1609 my $name = $pl->ob->name;
1367 1610
1368 $pl->{deny_save} = 1; 1611 $pl->{deny_save} = 1;
1369 $pl->password ("*"); # this should lock out the player until we nuked the dir 1612 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1370 1613
1371 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1614 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372 $pl->deactivate; 1615 $pl->deactivate;
1616 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1617 $pl->ob->check_score;
1373 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1618 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1374 $pl->ns->destroy if $pl->ns; 1619 $pl->ns->destroy if $pl->ns;
1375 1620
1376 my $path = playerdir $pl; 1621 my $path = playerdir $pl;
1377 my $temp = "$path~$cf::RUNTIME~deleting~"; 1622 my $temp = "$path~$cf::RUNTIME~deleting~";
1413 or return []; 1658 or return [];
1414 1659
1415 my @logins; 1660 my @logins;
1416 1661
1417 for my $login (@$dirs) { 1662 for my $login (@$dirs) {
1663 my $path = path $login;
1664
1665 # a .pst is a dead give-away for a valid player
1666 # if no pst file found, open and chekc for blocked users
1667 if (aio_stat "$path.pst") {
1418 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1668 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419 aio_read $fh, 0, 512, my $buf, 0 or next; 1669 aio_read $fh, 0, 512, my $buf, 0 or next;
1420 $buf !~ /^password -------------$/m or next; # official not-valid tag 1670 $buf !~ /^password -------------$/m or next; # official not-valid tag
1671 }
1421 1672
1422 utf8::decode $login; 1673 utf8::decode $login;
1423 push @logins, $login; 1674 push @logins, $login;
1424 } 1675 }
1425 1676
1452 } 1703 }
1453 1704
1454 \@paths 1705 \@paths
1455} 1706}
1456 1707
1457=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1708=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458 1709
1459Expand crossfire pod fragments into protocol xml. 1710Expand deliantra pod fragments into protocol xml.
1460
1461=cut
1462
1463sub expand_cfpod {
1464 ((my $self), (local $_)) = @_;
1465
1466 # escape & and <
1467 s/&/&amp;/g;
1468 s/(?<![BIUGHT])</&lt;/g;
1469
1470 # this is buggy, it needs to properly take care of nested <'s
1471
1472 1 while
1473 # replace B<>, I<>, U<> etc.
1474 s/B<([^\>]*)>/<b>$1<\/b>/
1475 || s/I<([^\>]*)>/<i>$1<\/i>/
1476 || s/U<([^\>]*)>/<u>$1<\/u>/
1477 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478 # replace G<male|female> tags
1479 || s{G<([^>|]*)\|([^>]*)>}{
1480 $self->gender ? $2 : $1
1481 }ge
1482 # replace H<hint text>
1483 || s{H<([^\>]*)>}
1484 {
1485 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487 "")
1488 [$self->{hintmode}]
1489 }ge;
1490
1491 # create single paragraphs (very hackish)
1492 s/(?<=\S)\n(?=\w)/ /g;
1493
1494 # compress some whitespace
1495 s/\s+\n/\n/g; # ws line-ends
1496 s/\n\n+/\n/g; # double lines
1497 s/^\n+//; # beginning lines
1498 s/\n+$//; # ending lines
1499
1500 $_
1501}
1502
1503sub hintmode {
1504 $_[0]{hintmode} = $_[1] if @_ > 1;
1505 $_[0]{hintmode}
1506}
1507 1711
1508=item $player->ext_reply ($msgid, @msg) 1712=item $player->ext_reply ($msgid, @msg)
1509 1713
1510Sends an ext reply to the player. 1714Sends an ext reply to the player.
1511 1715
1578our $MAX_RESET = 3600; 1782our $MAX_RESET = 3600;
1579our $DEFAULT_RESET = 3000; 1783our $DEFAULT_RESET = 3000;
1580 1784
1581sub generate_random_map { 1785sub generate_random_map {
1582 my ($self, $rmp) = @_; 1786 my ($self, $rmp) = @_;
1787
1788 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1789
1583 # mit "rum" bekleckern, nicht 1790 # mit "rum" bekleckern, nicht
1584 $self->_create_random_map ( 1791 $self->_create_random_map (
1585 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1792 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1793 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1587 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1794 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1588 $rmp->{exit_on_final_map}, 1795 $rmp->{exit_on_final_map},
1589 $rmp->{xsize}, $rmp->{ysize}, 1796 $rmp->{xsize}, $rmp->{ysize},
1590 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1797 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1591 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1798 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1709 1916
1710# the temporary/swap location 1917# the temporary/swap location
1711sub save_path { 1918sub save_path {
1712 my ($self) = @_; 1919 my ($self) = @_;
1713 1920
1714 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1921 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715 "$TMPDIR/$path.map" 1922 "$TMPDIR/$path.map"
1716} 1923}
1717 1924
1718# the unique path, undef == no special unique path 1925# the unique path, undef == no special unique path
1719sub uniq_path { 1926sub uniq_path {
1720 my ($self) = @_; 1927 my ($self) = @_;
1721 1928
1722 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1929 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723 "$UNIQUEDIR/$path" 1930 "$UNIQUEDIR/$path"
1724}
1725
1726# and all this just because we cannot iterate over
1727# all maps in C++...
1728sub change_all_map_light {
1729 my ($change) = @_;
1730
1731 $_->change_map_light ($change)
1732 for grep $_->outdoor, values %cf::MAP;
1733} 1931}
1734 1932
1735sub decay_objects { 1933sub decay_objects {
1736 my ($self) = @_; 1934 my ($self) = @_;
1737 1935
1750 1948
1751sub load_header_from($) { 1949sub load_header_from($) {
1752 my ($self, $path) = @_; 1950 my ($self, $path) = @_;
1753 1951
1754 utf8::encode $path; 1952 utf8::encode $path;
1755 #aio_open $path, O_RDONLY, 0 1953 my $f = new_from_file cf::object::thawer $path
1756 # or return;
1757
1758 $self->_load_header ($path)
1759 or return; 1954 or return;
1955
1956 $self->_load_header ($f)
1957 or return;
1958
1959 local $MAP_LOADING{$self->{path}} = $self;
1960 $f->resolve_delayed_derefs;
1760 1961
1761 $self->{load_path} = $path; 1962 $self->{load_path} = $path;
1762 1963
1763 1 1964 1
1764} 1965}
1818sub find { 2019sub find {
1819 my ($path, $origin) = @_; 2020 my ($path, $origin) = @_;
1820 2021
1821 $path = normalise $path, $origin && $origin->path; 2022 $path = normalise $path, $origin && $origin->path;
1822 2023
2024 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823 cf::lock_wait "map_find:$path"; 2025 my $guard2 = cf::lock_acquire "map_find:$path";
1824 2026
1825 $cf::MAP{$path} || do { 2027 $cf::MAP{$path} || do {
1826 my $guard = cf::lock_acquire "map_find:$path";
1827 my $map = new_from_path cf::map $path 2028 my $map = new_from_path cf::map $path
1828 or return; 2029 or return;
1829 2030
1830 $map->{last_save} = $cf::RUNTIME; 2031 $map->{last_save} = $cf::RUNTIME;
1831 2032
1833 or return; 2034 or return;
1834 2035
1835 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2036 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836 # doing this can freeze the server in a sync job, obviously 2037 # doing this can freeze the server in a sync job, obviously
1837 #$cf::WAIT_FOR_TICK->wait; 2038 #$cf::WAIT_FOR_TICK->wait;
2039 undef $guard2;
2040 undef $guard1;
1838 $map->reset; 2041 $map->reset;
1839 undef $guard;
1840 return find $path; 2042 return find $path;
1841 } 2043 }
1842 2044
1843 $cf::MAP{$path} = $map 2045 $cf::MAP{$path} = $map
1844 } 2046 }
1845} 2047}
1846 2048
1847sub pre_load { } 2049sub pre_load { }
1848sub post_load { } 2050#sub post_load { } # XS
1849 2051
1850sub load { 2052sub load {
1851 my ($self) = @_; 2053 my ($self) = @_;
1852 2054
1853 local $self->{deny_reset} = 1; # loading can take a long time 2055 local $self->{deny_reset} = 1; # loading can take a long time
1854 2056
1855 my $path = $self->{path}; 2057 my $path = $self->{path};
1856 2058
1857 { 2059 {
1858 my $guard1 = cf::lock_acquire "map_data:$path"; 2060 my $guard = cf::lock_acquire "map_data:$path";
1859 my $guard2 = cf::lock_acquire "map_load:$path";
1860 2061
2062 return unless $self->valid;
1861 return if $self->in_memory != cf::MAP_SWAPPED; 2063 return unless $self->in_memory == cf::MAP_SWAPPED;
1862 2064
1863 $self->in_memory (cf::MAP_LOADING); 2065 $self->in_memory (cf::MAP_LOADING);
1864 2066
1865 $self->alloc; 2067 $self->alloc;
1866 2068
1867 $self->pre_load; 2069 $self->pre_load;
1868 cf::cede_to_tick; 2070 cf::cede_to_tick;
1869 2071
2072 my $f = new_from_file cf::object::thawer $self->{load_path};
2073 $f->skip_block;
1870 $self->_load_objects ($self->{load_path}, 1) 2074 $self->_load_objects ($f)
1871 or return; 2075 or return;
1872 2076
1873 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2077 $self->post_load_original
1874 if delete $self->{load_original}; 2078 if delete $self->{load_original};
1875 2079
1876 if (my $uniq = $self->uniq_path) { 2080 if (my $uniq = $self->uniq_path) {
1877 utf8::encode $uniq; 2081 utf8::encode $uniq;
1878 if (aio_open $uniq, O_RDONLY, 0) { 2082 unless (aio_stat $uniq) {
2083 if (my $f = new_from_file cf::object::thawer $uniq) {
1879 $self->clear_unique_items; 2084 $self->clear_unique_items;
1880 $self->_load_objects ($uniq, 0); 2085 $self->_load_objects ($f);
2086 $f->resolve_delayed_derefs;
2087 }
1881 } 2088 }
1882 } 2089 }
2090
2091 $f->resolve_delayed_derefs;
1883 2092
1884 cf::cede_to_tick; 2093 cf::cede_to_tick;
1885 # now do the right thing for maps 2094 # now do the right thing for maps
1886 $self->link_multipart_objects; 2095 $self->link_multipart_objects;
1887 $self->difficulty ($self->estimate_difficulty) 2096 $self->difficulty ($self->estimate_difficulty)
1891 unless ($self->{deny_activate}) { 2100 unless ($self->{deny_activate}) {
1892 $self->decay_objects; 2101 $self->decay_objects;
1893 $self->fix_auto_apply; 2102 $self->fix_auto_apply;
1894 $self->update_buttons; 2103 $self->update_buttons;
1895 cf::cede_to_tick; 2104 cf::cede_to_tick;
1896 $self->set_darkness_map;
1897 cf::cede_to_tick;
1898 $self->activate; 2105 $self->activate;
1899 } 2106 }
1900 2107
1901 $self->{last_save} = $cf::RUNTIME; 2108 $self->{last_save} = $cf::RUNTIME;
1902 $self->last_access ($cf::RUNTIME); 2109 $self->last_access ($cf::RUNTIME);
1903 2110
1904 $self->in_memory (cf::MAP_IN_MEMORY); 2111 $self->in_memory (cf::MAP_ACTIVE);
1905 } 2112 }
1906 2113
1907 $self->post_load; 2114 $self->post_load;
1908} 2115}
1909 2116
2117# customize the map for a given player, i.e.
2118# return the _real_ map. used by e.g. per-player
2119# maps to change the path to ~playername/mappath
1910sub customise_for { 2120sub customise_for {
1911 my ($self, $ob) = @_; 2121 my ($self, $ob) = @_;
1912 2122
1913 return find "~" . $ob->name . "/" . $self->{path} 2123 return find "~" . $ob->name . "/" . $self->{path}
1914 if $self->per_player; 2124 if $self->per_player;
1967 my ($path, $origin, $load) = @_; 2177 my ($path, $origin, $load) = @_;
1968 2178
1969 $path = normalise $path, $origin && $origin->{path}; 2179 $path = normalise $path, $origin && $origin->{path};
1970 2180
1971 if (my $map = $cf::MAP{$path}) { 2181 if (my $map = $cf::MAP{$path}) {
1972 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2182 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973 } 2183 }
1974 2184
1975 $MAP_PREFETCH{$path} |= $load; 2185 $MAP_PREFETCH{$path} |= $load;
1976 2186
1977 $MAP_PREFETCHER ||= cf::async { 2187 $MAP_PREFETCHER ||= cf::async {
2188 $Coro::current->{desc} = "map prefetcher";
2189
1978 while (%MAP_PREFETCH) { 2190 while (%MAP_PREFETCH) {
1979 while (my ($k, $v) = each %MAP_PREFETCH) { 2191 while (my ($k, $v) = each %MAP_PREFETCH) {
1980 if (my $map = find $k) { 2192 if (my $map = find $k) {
1981 $map->load if $v; 2193 $map->load if $v;
1982 } 2194 }
2008 return if $self->{deny_save}; 2220 return if $self->{deny_save};
2009 2221
2010 local $self->{last_access} = $self->last_access;#d# 2222 local $self->{last_access} = $self->last_access;#d#
2011 2223
2012 cf::async { 2224 cf::async {
2225 $Coro::current->{desc} = "map player save";
2013 $_->contr->save for $self->players; 2226 $_->contr->save for $self->players;
2014 }; 2227 };
2228
2229 cf::get_slot 0.02;
2015 2230
2016 if ($uniq) { 2231 if ($uniq) {
2017 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2232 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2233 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2019 } else { 2234 } else {
2028 $self->save; 2243 $self->save;
2029 2244
2030 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2245 my $lock = cf::lock_acquire "map_data:$self->{path}";
2031 2246
2032 return if $self->players; 2247 return if $self->players;
2033 return if $self->in_memory != cf::MAP_IN_MEMORY; 2248 return if $self->in_memory != cf::MAP_ACTIVE;
2034 return if $self->{deny_save}; 2249 return if $self->{deny_save};
2035 2250
2251 $self->in_memory (cf::MAP_SWAPPED);
2252
2253 $self->deactivate;
2254 $_->clear_links_to ($self) for values %cf::MAP;
2036 $self->clear; 2255 $self->clear;
2037 $self->in_memory (cf::MAP_SWAPPED);
2038} 2256}
2039 2257
2040sub reset_at { 2258sub reset_at {
2041 my ($self) = @_; 2259 my ($self) = @_;
2042 2260
2060 2278
2061 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2279 my $lock = cf::lock_acquire "map_data:$self->{path}";
2062 2280
2063 return if $self->players; 2281 return if $self->players;
2064 2282
2065 warn "resetting map ", $self->path; 2283 warn "resetting map ", $self->path, "\n";
2066 2284
2067 $self->in_memory (cf::MAP_SWAPPED); 2285 $self->in_memory (cf::MAP_SWAPPED);
2068 2286
2069 # need to save uniques path 2287 # need to save uniques path
2070 unless ($self->{deny_save}) { 2288 unless ($self->{deny_save}) {
2074 if $uniq; 2292 if $uniq;
2075 } 2293 }
2076 2294
2077 delete $cf::MAP{$self->path}; 2295 delete $cf::MAP{$self->path};
2078 2296
2297 $self->deactivate;
2298 $_->clear_links_to ($self) for values %cf::MAP;
2079 $self->clear; 2299 $self->clear;
2080
2081 $_->clear_links_to ($self) for values %cf::MAP;
2082 2300
2083 $self->unlink_save; 2301 $self->unlink_save;
2084 $self->destroy; 2302 $self->destroy;
2085} 2303}
2086 2304
2153 2371
2154sub unique_maps() { 2372sub unique_maps() {
2155 [ 2373 [
2156 map { 2374 map {
2157 utf8::decode $_; 2375 utf8::decode $_;
2158 /\.map$/ 2376 s/\.map$//; # TODO future compatibility hack
2377 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2378 ? ()
2159 ? normalise $_ 2379 : normalise $_
2160 : ()
2161 } @{ aio_readdir $UNIQUEDIR or [] } 2380 } @{ aio_readdir $UNIQUEDIR or [] }
2162 ] 2381 ]
2163} 2382}
2164 2383
2165package cf; 2384=item cf::map::static_maps
2385
2386Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2387file in the shared directory excluding F</styles> and F</editor>). May
2388block.
2389
2390=cut
2391
2392sub static_maps() {
2393 my @dirs = "";
2394 my @maps;
2395
2396 while (@dirs) {
2397 my $dir = shift @dirs;
2398
2399 next if $dir eq "/styles" || $dir eq "/editor";
2400
2401 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2402 or return;
2403
2404 for (@$files) {
2405 s/\.map$// or next;
2406 utf8::decode $_;
2407 push @maps, "$dir/$_";
2408 }
2409
2410 push @dirs, map "$dir/$_", @$dirs;
2411 }
2412
2413 \@maps
2414}
2166 2415
2167=back 2416=back
2168 2417
2169=head3 cf::object 2418=head3 cf::object
2170 2419
2174 2423
2175=over 4 2424=over 4
2176 2425
2177=item $ob->inv_recursive 2426=item $ob->inv_recursive
2178 2427
2179Returns the inventory of the object _and_ their inventories, recursively. 2428Returns the inventory of the object I<and> their inventories, recursively,
2429but I<not> the object itself.
2180 2430
2181=cut 2431=cut
2182 2432
2183sub inv_recursive_; 2433sub inv_recursive_;
2184sub inv_recursive_ { 2434sub inv_recursive_ {
2187 2437
2188sub inv_recursive { 2438sub inv_recursive {
2189 inv_recursive_ inv $_[0] 2439 inv_recursive_ inv $_[0]
2190} 2440}
2191 2441
2442=item $ref = $ob->ref
2443
2444Creates and returns a persistent reference to an object that can be stored as a string.
2445
2446=item $ob = cf::object::deref ($refstring)
2447
2448returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2449even if the object actually exists. May block.
2450
2451=cut
2452
2453sub deref {
2454 my ($ref) = @_;
2455
2456 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2457 my ($uuid, $name) = ($1, $2);
2458 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2459 or return;
2460 $pl->ob->uuid eq $uuid
2461 or return;
2462
2463 $pl->ob
2464 } else {
2465 warn "$ref: cannot resolve object reference\n";
2466 undef
2467 }
2468}
2469
2192package cf; 2470package cf;
2193 2471
2194=back 2472=back
2195 2473
2196=head3 cf::object::player 2474=head3 cf::object::player
2202Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2480Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203can be C<undef>. Does the right thing when the player is currently in a 2481can be C<undef>. Does the right thing when the player is currently in a
2204dialogue with the given NPC character. 2482dialogue with the given NPC character.
2205 2483
2206=cut 2484=cut
2485
2486our $SAY_CHANNEL = {
2487 id => "say",
2488 title => "Map",
2489 reply => "say ",
2490 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2491};
2492
2493our $CHAT_CHANNEL = {
2494 id => "chat",
2495 title => "Chat",
2496 reply => "chat ",
2497 tooltip => "Player chat and shouts, global to the server.",
2498};
2207 2499
2208# rough implementation of a future "reply" method that works 2500# rough implementation of a future "reply" method that works
2209# with dialog boxes. 2501# with dialog boxes.
2210#TODO: the first argument must go, split into a $npc->reply_to ( method 2502#TODO: the first argument must go, split into a $npc->reply_to ( method
2211sub cf::object::player::reply($$$;$) { 2503sub cf::object::player::reply($$$;$) {
2223 my $dialog = $pl->{npc_dialog}; 2515 my $dialog = $pl->{npc_dialog};
2224 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2516 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225 2517
2226 } else { 2518 } else {
2227 $msg = $npc->name . " says: $msg" if $npc; 2519 $msg = $npc->name . " says: $msg" if $npc;
2228 $self->message ($msg, $flags); 2520 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229 } 2521 }
2230 } 2522 }
2231} 2523}
2232 2524
2233=item $object->send_msg ($channel, $msg, $color, [extra...]) 2525=item $object->send_msg ($channel, $msg, $color, [extra...])
2258 2550
2259=item $player_object->enter_link 2551=item $player_object->enter_link
2260 2552
2261Freezes the player and moves him/her to a special map (C<{link}>). 2553Freezes the player and moves him/her to a special map (C<{link}>).
2262 2554
2263The player should be reasonably safe there for short amounts of time. You 2555The player should be reasonably safe there for short amounts of time (e.g.
2264I<MUST> call C<leave_link> as soon as possible, though. 2556for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2557though, as the palyer cannot control the character while it is on the link
2558map.
2265 2559
2266Will never block. 2560Will never block.
2267 2561
2268=item $player_object->leave_link ($map, $x, $y) 2562=item $player_object->leave_link ($map, $x, $y)
2269 2563
2321 ($x, $y) = (-1, -1) 2615 ($x, $y) = (-1, -1)
2322 unless (defined $x) && (defined $y); 2616 unless (defined $x) && (defined $y);
2323 2617
2324 # use -1 or undef as default coordinates, not 0, 0 2618 # use -1 or undef as default coordinates, not 0, 0
2325 ($x, $y) = ($map->enter_x, $map->enter_y) 2619 ($x, $y) = ($map->enter_x, $map->enter_y)
2326 if $x <=0 && $y <= 0; 2620 if $x <= 0 && $y <= 0;
2327 2621
2328 $map->load; 2622 $map->load;
2329 $map->load_neighbours; 2623 $map->load_neighbours;
2330 2624
2331 return unless $self->contr->active; 2625 return unless $self->contr->active;
2332 $self->activate_recursive;
2333 2626
2334 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2627 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335 $self->enter_map ($map, $x, $y); 2628 $self->enter_map ($map, $x, $y);
2629
2630 # only activate afterwards, to support waiting in hooks
2631 $self->activate_recursive;
2336} 2632}
2337 2633
2338=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2634=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2339 2635
2340Moves the player to the given map-path and coordinates by first freezing 2636Moves the player to the given map-path and coordinates by first freezing
2341her, loading and preparing them map, calling the provided $check callback 2637her, loading and preparing them map, calling the provided $check callback
2342that has to return the map if sucecssful, and then unfreezes the player on 2638that has to return the map if sucecssful, and then unfreezes the player on
2343the new (success) or old (failed) map position. In either case, $done will 2639the new (success) or old (failed) map position. In either case, $done will
2344be called at the end of this process. 2640be called at the end of this process.
2345 2641
2642Note that $check will be called with a potentially non-loaded map, so if
2643it needs a loaded map it has to call C<< ->load >>.
2644
2346=cut 2645=cut
2347 2646
2348our $GOTOGEN; 2647our $GOTOGEN;
2349 2648
2350sub cf::object::player::goto { 2649sub cf::object::player::goto {
2354 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2653 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355 2654
2356 $self->enter_link; 2655 $self->enter_link;
2357 2656
2358 (async { 2657 (async {
2658 $Coro::current->{desc} = "player::goto $path $x $y";
2659
2660 # *tag paths override both path and x|y
2661 if ($path =~ /^\*(.*)$/) {
2662 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2663 my $ob = $obs[rand @obs];
2664
2665 # see if we actually can go there
2666 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2667 $ob = $obs[rand @obs];
2668 } else {
2669 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2670 }
2671 # else put us there anyways for now #d#
2672
2673 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2674 } else {
2675 ($path, $x, $y) = (undef, undef, undef);
2676 }
2677 }
2678
2359 my $map = eval { 2679 my $map = eval {
2360 my $map = cf::map::find $path; 2680 my $map = defined $path ? cf::map::find $path : undef;
2361 2681
2362 if ($map) { 2682 if ($map) {
2363 $map = $map->customise_for ($self); 2683 $map = $map->customise_for ($self);
2364 $map = $check->($map) if $check && $map; 2684 $map = $check->($map) if $check && $map;
2365 } else { 2685 } else {
2366 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2686 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367 } 2687 }
2368 2688
2369 $map 2689 $map
2370 }; 2690 };
2371 2691
2407} 2727}
2408 2728
2409sub prepare_random_map { 2729sub prepare_random_map {
2410 my ($exit) = @_; 2730 my ($exit) = @_;
2411 2731
2412 my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414 # all this does is basically replace the /! path by 2732 # all this does is basically replace the /! path by
2415 # a new random map path (?random/...) with a seed 2733 # a new random map path (?random/...) with a seed
2416 # that depends on the exit object 2734 # that depends on the exit object
2417 2735
2418 my $rmp = parse_random_map_params $exit->msg; 2736 my $rmp = parse_random_map_params $exit->msg;
2420 if ($exit->map) { 2738 if ($exit->map) {
2421 $rmp->{region} = $exit->region->name; 2739 $rmp->{region} = $exit->region->name;
2422 $rmp->{origin_map} = $exit->map->path; 2740 $rmp->{origin_map} = $exit->map->path;
2423 $rmp->{origin_x} = $exit->x; 2741 $rmp->{origin_x} = $exit->x;
2424 $rmp->{origin_y} = $exit->y; 2742 $rmp->{origin_y} = $exit->y;
2743
2744 $exit->map->touch;
2425 } 2745 }
2426 2746
2427 $rmp->{random_seed} ||= $exit->random_seed; 2747 $rmp->{random_seed} ||= $exit->random_seed;
2428 2748
2429 my $data = cf::to_json $rmp; 2749 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430 my $md5 = Digest::MD5::md5_hex $data; 2750 my $md5 = Digest::MD5::md5_hex $data;
2431 my $meta = "$RANDOMDIR/$md5.meta"; 2751 my $meta = "$RANDOMDIR/$md5.meta";
2432 2752
2433 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2753 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434 aio_write $fh, 0, (length $data), $data, 0; 2754 aio_write $fh, 0, (length $data), $data, 0;
2435 undef $fh; 2755 undef $fh;
2436 aio_rename "$meta~", $meta; 2756 aio_rename "$meta~", $meta;
2437 2757
2758 my $slaying = "?random/$md5";
2759
2760 if ($exit->valid) {
2438 $exit->slaying ("?random/$md5"); 2761 $exit->slaying ("?random/$md5");
2439 $exit->msg (undef); 2762 $exit->msg (undef);
2763 }
2440 } 2764 }
2441} 2765}
2442 2766
2443sub cf::object::player::enter_exit { 2767sub cf::object::player::enter_exit {
2444 my ($self, $exit) = @_; 2768 my ($self, $exit) = @_;
2445 2769
2446 return unless $self->type == cf::PLAYER; 2770 return unless $self->type == cf::PLAYER;
2447 2771
2448 if ($exit->slaying eq "/!") {
2449 #TODO: this should de-fi-ni-te-ly not be a sync-job
2450 # the problem is that $exit might not survive long enough
2451 # so it needs to be done right now, right here
2452 cf::sync_job { prepare_random_map $exit };
2453 }
2454
2455 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456 my $hp = $exit->stats->hp;
2457 my $sp = $exit->stats->sp;
2458
2459 $self->enter_link; 2772 $self->enter_link;
2460 2773
2461 # if exit is damned, update players death & WoR home-position
2462 $self->contr->savebed ($slaying, $hp, $sp)
2463 if $exit->flag (FLAG_DAMNED);
2464
2465 (async { 2774 (async {
2466 $self->deactivate_recursive; # just to be sure 2775 $Coro::current->{desc} = "enter_exit";
2776
2467 unless (eval { 2777 unless (eval {
2778 $self->deactivate_recursive; # just to be sure
2779
2780 # random map handling
2781 {
2782 my $guard = cf::lock_acquire "exit_prepare:$exit";
2783
2784 prepare_random_map $exit
2785 if $exit->slaying eq "/!";
2786 }
2787
2788 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2789 my $x = $exit->stats->hp;
2790 my $y = $exit->stats->sp;
2791
2468 $self->goto ($slaying, $hp, $sp); 2792 $self->goto ($map, $x, $y);
2469 2793
2794 # if exit is damned, update players death & WoR home-position
2795 $self->contr->savebed ($map, $x, $y)
2796 if $exit->flag (cf::FLAG_DAMNED);
2797
2470 1; 2798 1
2471 }) { 2799 }) {
2472 $self->message ("Something went wrong deep within the crossfire server. " 2800 $self->message ("Something went wrong deep within the deliantra server. "
2473 . "I'll try to bring you back to the map you were before. " 2801 . "I'll try to bring you back to the map you were before. "
2474 . "Please report this to the dungeon master!", 2802 . "Please report this to the dungeon master!",
2475 cf::NDI_UNIQUE | cf::NDI_RED); 2803 cf::NDI_UNIQUE | cf::NDI_RED);
2476 2804
2477 warn "ERROR in enter_exit: $@"; 2805 warn "ERROR in enter_exit: $@";
2494sub cf::client::send_drawinfo { 2822sub cf::client::send_drawinfo {
2495 my ($self, $text, $flags) = @_; 2823 my ($self, $text, $flags) = @_;
2496 2824
2497 utf8::encode $text; 2825 utf8::encode $text;
2498 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2826 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2827}
2828
2829=item $client->send_big_packet ($pkt)
2830
2831Like C<send_packet>, but tries to compress large packets, and fragments
2832them as required.
2833
2834=cut
2835
2836our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2837
2838sub cf::client::send_big_packet {
2839 my ($self, $pkt) = @_;
2840
2841 # try lzf for large packets
2842 $pkt = "lzf " . Compress::LZF::compress $pkt
2843 if 1024 <= length $pkt and $self->{can_lzf};
2844
2845 # split very large packets
2846 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2847 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2848 $pkt = "frag";
2849 }
2850
2851 $self->send_packet ($pkt);
2499} 2852}
2500 2853
2501=item $client->send_msg ($channel, $msg, $color, [extra...]) 2854=item $client->send_msg ($channel, $msg, $color, [extra...])
2502 2855
2503Send a drawinfo or msg packet to the client, formatting the msg for the 2856Send a drawinfo or msg packet to the client, formatting the msg for the
2505the message, with C<log> being the default. If C<$color> is negative, suppress 2858the message, with C<log> being the default. If C<$color> is negative, suppress
2506the message unless the client supports the msg packet. 2859the message unless the client supports the msg packet.
2507 2860
2508=cut 2861=cut
2509 2862
2863# non-persistent channels (usually the info channel)
2510our %CHANNEL = ( 2864our %CHANNEL = (
2865 "c/motd" => {
2866 id => "infobox",
2867 title => "MOTD",
2868 reply => undef,
2869 tooltip => "The message of the day",
2870 },
2511 "c/identify" => { 2871 "c/identify" => {
2512 id => "identify", 2872 id => "infobox",
2513 title => "Identify", 2873 title => "Identify",
2514 reply => undef, 2874 reply => undef,
2515 tooltip => "Items recently identified", 2875 tooltip => "Items recently identified",
2516 }, 2876 },
2517 "c/examine" => { 2877 "c/examine" => {
2518 id => "examine", 2878 id => "infobox",
2519 title => "Examine", 2879 title => "Examine",
2520 reply => undef, 2880 reply => undef,
2521 tooltip => "Signs and other items you examined", 2881 tooltip => "Signs and other items you examined",
2522 }, 2882 },
2883 "c/shopinfo" => {
2884 id => "infobox",
2885 title => "Shop Info",
2886 reply => undef,
2887 tooltip => "What your bargaining skill tells you about the shop",
2888 },
2889 "c/book" => {
2890 id => "infobox",
2891 title => "Book",
2892 reply => undef,
2893 tooltip => "The contents of a note or book",
2894 },
2895 "c/lookat" => {
2896 id => "infobox",
2897 title => "Look",
2898 reply => undef,
2899 tooltip => "What you saw there",
2900 },
2901 "c/who" => {
2902 id => "infobox",
2903 title => "Players",
2904 reply => undef,
2905 tooltip => "Shows players who are currently online",
2906 },
2907 "c/body" => {
2908 id => "infobox",
2909 title => "Body Parts",
2910 reply => undef,
2911 tooltip => "Shows which body parts you posess and are available",
2912 },
2913 "c/statistics" => {
2914 id => "infobox",
2915 title => "Statistics",
2916 reply => undef,
2917 tooltip => "Shows your primary statistics",
2918 },
2919 "c/skills" => {
2920 id => "infobox",
2921 title => "Skills",
2922 reply => undef,
2923 tooltip => "Shows your experience per skill and item power",
2924 },
2925 "c/shopitems" => {
2926 id => "infobox",
2927 title => "Shop Items",
2928 reply => undef,
2929 tooltip => "Shows the items currently for sale in this shop",
2930 },
2931 "c/resistances" => {
2932 id => "infobox",
2933 title => "Resistances",
2934 reply => undef,
2935 tooltip => "Shows your resistances",
2936 },
2937 "c/pets" => {
2938 id => "infobox",
2939 title => "Pets",
2940 reply => undef,
2941 tooltip => "Shows information abotu your pets/a specific pet",
2942 },
2943 "c/perceiveself" => {
2944 id => "infobox",
2945 title => "Perceive Self",
2946 reply => undef,
2947 tooltip => "You gained detailed knowledge about yourself",
2948 },
2949 "c/uptime" => {
2950 id => "infobox",
2951 title => "Uptime",
2952 reply => undef,
2953 tooltip => "How long the server has been running since last restart",
2954 },
2955 "c/mapinfo" => {
2956 id => "infobox",
2957 title => "Map Info",
2958 reply => undef,
2959 tooltip => "Information related to the maps",
2960 },
2961 "c/party" => {
2962 id => "party",
2963 title => "Party",
2964 reply => "gsay ",
2965 tooltip => "Messages and chat related to your party",
2966 },
2967 "c/death" => {
2968 id => "death",
2969 title => "Death",
2970 reply => undef,
2971 tooltip => "Reason for and more info about your most recent death",
2972 },
2973 "c/say" => $SAY_CHANNEL,
2974 "c/chat" => $CHAT_CHANNEL,
2523); 2975);
2524 2976
2525sub cf::client::send_msg { 2977sub cf::client::send_msg {
2526 my ($self, $channel, $msg, $color, @extra) = @_; 2978 my ($self, $channel, $msg, $color, @extra) = @_;
2527 2979
2528 $msg = $self->pl->expand_cfpod ($msg); 2980 $msg = $self->pl->expand_cfpod ($msg)
2981 unless $color & cf::NDI_VERBATIM;
2529 2982
2530 $color &= cf::NDI_CLIENT_MASK; # just in case... 2983 $color &= cf::NDI_CLIENT_MASK; # just in case...
2531 2984
2532 # check predefined channels, for the benefit of C 2985 # check predefined channels, for the benefit of C
2533 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2986 if ($CHANNEL{$channel}) {
2987 $channel = $CHANNEL{$channel};
2534 2988
2989 $self->ext_msg (channel_info => $channel);
2990 $channel = $channel->{id};
2991
2535 if (ref $channel) { 2992 } elsif (ref $channel) {
2536 # send meta info to client, if not yet sent 2993 # send meta info to client, if not yet sent
2537 unless (exists $self->{channel}{$channel->{id}}) { 2994 unless (exists $self->{channel}{$channel->{id}}) {
2538 $self->{channel}{$channel->{id}} = $channel; 2995 $self->{channel}{$channel->{id}} = $channel;
2539 $self->ext_msg (channel_info => $channel); 2996 $self->ext_msg (channel_info => $channel);
2540 } 2997 }
2542 $channel = $channel->{id}; 2999 $channel = $channel->{id};
2543 } 3000 }
2544 3001
2545 return unless @extra || length $msg; 3002 return unless @extra || length $msg;
2546 3003
2547 if ($self->can_msg) {
2548 # default colour, mask it out 3004 # default colour, mask it out
2549 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3005 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2550 if $color & cf::NDI_DEF; 3006 if $color & cf::NDI_DEF;
2551 3007
2552 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3008 my $pkt = "msg "
3009 . $self->{json_coder}->encode (
2553 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3010 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2554 } else { 3011 );
2555 if ($color >= 0) {
2556 # replace some tags by gcfclient-compatible ones
2557 for ($msg) {
2558 1 while
2559 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2560 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2561 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2562 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2563 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2564 }
2565 3012
2566 $color &= cf::NDI_COLOR_MASK; 3013 $self->send_big_packet ($pkt);
2567
2568 utf8::encode $msg;
2569
2570 if (0 && $msg =~ /\[/) {
2571 # COMMAND/INFO
2572 $self->send_packet ("drawextinfo $color 10 8 $msg")
2573 } else {
2574 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2575 $self->send_packet ("drawinfo $color $msg")
2576 }
2577 }
2578 }
2579} 3014}
2580 3015
2581=item $client->ext_msg ($type, @msg) 3016=item $client->ext_msg ($type, @msg)
2582 3017
2583Sends an ext event to the client. 3018Sends an ext event to the client.
2586 3021
2587sub cf::client::ext_msg($$@) { 3022sub cf::client::ext_msg($$@) {
2588 my ($self, $type, @msg) = @_; 3023 my ($self, $type, @msg) = @_;
2589 3024
2590 if ($self->extcmd == 2) { 3025 if ($self->extcmd == 2) {
2591 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3026 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2592 } elsif ($self->extcmd == 1) { # TODO: remove 3027 } elsif ($self->extcmd == 1) { # TODO: remove
2593 push @msg, msgtype => "event_$type"; 3028 push @msg, msgtype => "event_$type";
2594 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3029 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2595 } 3030 }
2596} 3031}
2597 3032
2598=item $client->ext_reply ($msgid, @msg) 3033=item $client->ext_reply ($msgid, @msg)
2599 3034
2603 3038
2604sub cf::client::ext_reply($$@) { 3039sub cf::client::ext_reply($$@) {
2605 my ($self, $id, @msg) = @_; 3040 my ($self, $id, @msg) = @_;
2606 3041
2607 if ($self->extcmd == 2) { 3042 if ($self->extcmd == 2) {
2608 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3043 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2609 } elsif ($self->extcmd == 1) { 3044 } elsif ($self->extcmd == 1) {
2610 #TODO: version 1, remove 3045 #TODO: version 1, remove
2611 unshift @msg, msgtype => "reply", msgid => $id; 3046 unshift @msg, msgtype => "reply", msgid => $id;
2612 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3047 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2613 } 3048 }
2614} 3049}
2615 3050
2616=item $success = $client->query ($flags, "text", \&cb) 3051=item $success = $client->query ($flags, "text", \&cb)
2617 3052
2718 3153
2719 $coro 3154 $coro
2720} 3155}
2721 3156
2722cf::client->attach ( 3157cf::client->attach (
2723 on_destroy => sub { 3158 on_client_destroy => sub {
2724 my ($ns) = @_; 3159 my ($ns) = @_;
2725 3160
2726 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3161 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
2727 }, 3162 },
2728); 3163);
2744our $safe_hole = new Safe::Hole; 3179our $safe_hole = new Safe::Hole;
2745 3180
2746$SIG{FPE} = 'IGNORE'; 3181$SIG{FPE} = 'IGNORE';
2747 3182
2748$safe->permit_only (Opcode::opset qw( 3183$safe->permit_only (Opcode::opset qw(
2749 :base_core :base_mem :base_orig :base_math 3184 :base_core :base_mem :base_orig :base_math :base_loop
2750 grepstart grepwhile mapstart mapwhile 3185 grepstart grepwhile mapstart mapwhile
2751 sort time 3186 sort time
2752)); 3187));
2753 3188
2754# here we export the classes and methods available to script code 3189# here we export the classes and methods available to script code
2756=pod 3191=pod
2757 3192
2758The following functions and methods are available within a safe environment: 3193The following functions and methods are available within a safe environment:
2759 3194
2760 cf::object 3195 cf::object
2761 contr pay_amount pay_player map x y force_find force_add 3196 contr pay_amount pay_player map x y force_find force_add destroy
2762 insert remove name archname title slaying race decrease_ob_nr 3197 insert remove name archname title slaying race decrease split
3198 value
2763 3199
2764 cf::object::player 3200 cf::object::player
2765 player 3201 player
2766 3202
2767 cf::player 3203 cf::player
2772 3208
2773=cut 3209=cut
2774 3210
2775for ( 3211for (
2776 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3212 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2777 insert remove inv name archname title slaying race 3213 insert remove inv nrof name archname title slaying race
2778 decrease_ob_nr)], 3214 decrease split destroy change_exp value msg lore send_msg)],
2779 ["cf::object::player" => qw(player)], 3215 ["cf::object::player" => qw(player)],
2780 ["cf::player" => qw(peaceful)], 3216 ["cf::player" => qw(peaceful send_msg)],
2781 ["cf::map" => qw(trigger)], 3217 ["cf::map" => qw(trigger)],
2782) { 3218) {
2783 no strict 'refs'; 3219 no strict 'refs';
2784 my ($pkg, @funs) = @$_; 3220 my ($pkg, @funs) = @$_;
2785 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3221 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2803 3239
2804 my $qcode = $code; 3240 my $qcode = $code;
2805 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3241 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2806 $qcode =~ s/\n/\\n/g; 3242 $qcode =~ s/\n/\\n/g;
2807 3243
3244 %vars = (_dummy => 0) unless %vars;
3245
3246 my @res;
2808 local $_; 3247 local $_;
2809 local @safe::cf::_safe_eval_args = values %vars;
2810 3248
2811 my $eval = 3249 my $eval =
2812 "do {\n" 3250 "do {\n"
2813 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3251 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2814 . "#line 0 \"{$qcode}\"\n" 3252 . "#line 0 \"{$qcode}\"\n"
2815 . $code 3253 . $code
2816 . "\n}" 3254 . "\n}"
2817 ; 3255 ;
2818 3256
3257 if ($CFG{safe_eval}) {
2819 sub_generation_inc; 3258 sub_generation_inc;
3259 local @safe::cf::_safe_eval_args = values %vars;
2820 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3260 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2821 sub_generation_inc; 3261 sub_generation_inc;
3262 } else {
3263 local @cf::_safe_eval_args = values %vars;
3264 @res = wantarray ? eval eval : scalar eval $eval;
3265 }
2822 3266
2823 if ($@) { 3267 if ($@) {
2824 warn "$@"; 3268 warn "$@";
2825 warn "while executing safe code '$code'\n"; 3269 warn "while executing safe code '$code'\n";
2826 warn "with arguments " . (join " ", %vars) . "\n"; 3270 warn "with arguments " . (join " ", %vars) . "\n";
2845=cut 3289=cut
2846 3290
2847sub register_script_function { 3291sub register_script_function {
2848 my ($fun, $cb) = @_; 3292 my ($fun, $cb) = @_;
2849 3293
2850 no strict 'refs'; 3294 $fun = "safe::$fun" if $CFG{safe_eval};
2851 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3295 *$fun = $safe_hole->wrap ($cb);
2852} 3296}
2853 3297
2854=back 3298=back
2855 3299
2856=cut 3300=cut
2877 3321
2878 $facedata->{version} == 2 3322 $facedata->{version} == 2
2879 or cf::cleanup "$path: version mismatch, cannot proceed."; 3323 or cf::cleanup "$path: version mismatch, cannot proceed.";
2880 3324
2881 # patch in the exptable 3325 # patch in the exptable
3326 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2882 $facedata->{resource}{"res/exp_table"} = { 3327 $facedata->{resource}{"res/exp_table"} = {
2883 type => FT_RSRC, 3328 type => FT_RSRC,
2884 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3329 data => $exp_table,
3330 hash => (Digest::MD5::md5 $exp_table),
2885 }; 3331 };
2886 cf::cede_to_tick; 3332 cf::cede_to_tick;
2887 3333
2888 { 3334 {
2889 my $faces = $facedata->{faceinfo}; 3335 my $faces = $facedata->{faceinfo};
2890 3336
2891 while (my ($face, $info) = each %$faces) { 3337 while (my ($face, $info) = each %$faces) {
2892 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3338 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3339
2893 cf::face::set_visibility $idx, $info->{visibility}; 3340 cf::face::set_visibility $idx, $info->{visibility};
2894 cf::face::set_magicmap $idx, $info->{magicmap}; 3341 cf::face::set_magicmap $idx, $info->{magicmap};
2895 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3342 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2896 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3343 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2897 3344
2898 cf::cede_to_tick; 3345 cf::cede_to_tick;
2899 } 3346 }
2900 3347
2901 while (my ($face, $info) = each %$faces) { 3348 while (my ($face, $info) = each %$faces) {
2902 next unless $info->{smooth}; 3349 next unless $info->{smooth};
3350
2903 my $idx = cf::face::find $face 3351 my $idx = cf::face::find $face
2904 or next; 3352 or next;
3353
2905 if (my $smooth = cf::face::find $info->{smooth}) { 3354 if (my $smooth = cf::face::find $info->{smooth}) {
2906 cf::face::set_smooth $idx, $smooth; 3355 cf::face::set_smooth $idx, $smooth;
2907 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3356 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2908 } else { 3357 } else {
2909 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3358 warn "smooth face '$info->{smooth}' not found for face '$face'";
2923 3372
2924 cf::anim::invalidate_all; # d'oh 3373 cf::anim::invalidate_all; # d'oh
2925 } 3374 }
2926 3375
2927 { 3376 {
2928 # TODO: for gcfclient pleasure, we should give resources
2929 # that gcfclient doesn't grok a >10000 face index.
2930 my $res = $facedata->{resource}; 3377 my $res = $facedata->{resource};
2931 3378
2932 my $soundconf = delete $res->{"res/sound.conf"};
2933
2934 while (my ($name, $info) = each %$res) { 3379 while (my ($name, $info) = each %$res) {
3380 if (defined $info->{type}) {
2935 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3381 my $idx = (cf::face::find $name) || cf::face::alloc $name;
2936 my $data;
2937 3382
2938 if ($info->{type} & 1) { 3383 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2939 # prepend meta info 3384 cf::face::set_type $idx, $info->{type};
2940
2941 my $meta = $enc->encode ({
2942 name => $name,
2943 %{ $info->{meta} || {} },
2944 });
2945
2946 $data = pack "(w/a*)*", $meta, $info->{data};
2947 } else { 3385 } else {
2948 $data = $info->{data}; 3386 $RESOURCE{$name} = $info;
2949 } 3387 }
2950 3388
2951 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2952 cf::face::set_type $idx, $info->{type};
2953
2954 cf::cede_to_tick; 3389 cf::cede_to_tick;
2955 } 3390 }
2956
2957 if ($soundconf) {
2958 $soundconf = $enc->decode (delete $soundconf->{data});
2959
2960 for (0 .. SOUND_CAST_SPELL_0 - 1) {
2961 my $sound = $soundconf->{compat}[$_]
2962 or next;
2963
2964 my $face = cf::face::find "sound/$sound->[1]";
2965 cf::sound::set $sound->[0] => $face;
2966 cf::sound::old_sound_index $_, $face; # gcfclient-compat
2967 }
2968
2969 while (my ($k, $v) = each %{$soundconf->{event}}) {
2970 my $face = cf::face::find "sound/$v";
2971 cf::sound::set $k => $face;
2972 }
2973 }
2974 } 3391 }
3392
3393 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2975 3394
2976 1 3395 1
2977} 3396}
3397
3398cf::global->attach (on_resource_update => sub {
3399 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3400 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3401
3402 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3403 my $sound = $soundconf->{compat}[$_]
3404 or next;
3405
3406 my $face = cf::face::find "sound/$sound->[1]";
3407 cf::sound::set $sound->[0] => $face;
3408 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3409 }
3410
3411 while (my ($k, $v) = each %{$soundconf->{event}}) {
3412 my $face = cf::face::find "sound/$v";
3413 cf::sound::set $k => $face;
3414 }
3415 }
3416});
2978 3417
2979register_exticmd fx_want => sub { 3418register_exticmd fx_want => sub {
2980 my ($ns, $want) = @_; 3419 my ($ns, $want) = @_;
2981 3420
2982 while (my ($k, $v) = each %$want) { 3421 while (my ($k, $v) = each %$want) {
2983 $ns->fx_want ($k, $v); 3422 $ns->fx_want ($k, $v);
2984 } 3423 }
2985}; 3424};
3425
3426sub load_resource_file($) {
3427 my $guard = lock_acquire "load_resource_file";
3428
3429 my $status = load_resource_file_ $_[0];
3430 get_slot 0.1, 100;
3431 cf::arch::commit_load;
3432
3433 $status
3434}
2986 3435
2987sub reload_regions { 3436sub reload_regions {
2988 # HACK to clear player env face cache, we need some signal framework 3437 # HACK to clear player env face cache, we need some signal framework
2989 # for this (global event?) 3438 # for this (global event?)
2990 %ext::player_env::MUSIC_FACE_CACHE = (); 3439 %ext::player_env::MUSIC_FACE_CACHE = ();
3004} 3453}
3005 3454
3006sub reload_archetypes { 3455sub reload_archetypes {
3007 load_resource_file "$DATADIR/archetypes" 3456 load_resource_file "$DATADIR/archetypes"
3008 or die "unable to load archetypes\n"; 3457 or die "unable to load archetypes\n";
3009 #d# NEED to laod twice to resolve forward references
3010 # this really needs to be done in an extra post-pass
3011 # (which needs to be synchronous, so solve it differently)
3012 load_resource_file "$DATADIR/archetypes"
3013 or die "unable to load archetypes\n";
3014} 3458}
3015 3459
3016sub reload_treasures { 3460sub reload_treasures {
3017 load_resource_file "$DATADIR/treasures" 3461 load_resource_file "$DATADIR/treasures"
3018 or die "unable to load treasurelists\n"; 3462 or die "unable to load treasurelists\n";
3019} 3463}
3020 3464
3021sub reload_resources { 3465sub reload_resources {
3022 warn "reloading resource files...\n"; 3466 warn "reloading resource files...\n";
3023 3467
3468 reload_facedata;
3469 reload_archetypes;
3024 reload_regions; 3470 reload_regions;
3025 reload_facedata;
3026 #reload_archetypes;#d#
3027 reload_archetypes;
3028 reload_treasures; 3471 reload_treasures;
3029 3472
3030 warn "finished reloading resource files\n"; 3473 warn "finished reloading resource files\n";
3031} 3474}
3032 3475
3033sub init {
3034 reload_resources;
3035}
3036
3037sub reload_config { 3476sub reload_config {
3477 warn "reloading config file...\n";
3478
3038 open my $fh, "<:utf8", "$CONFDIR/config" 3479 open my $fh, "<:utf8", "$CONFDIR/config"
3039 or return; 3480 or return;
3040 3481
3041 local $/; 3482 local $/;
3042 *CFG = YAML::Syck::Load <$fh>; 3483 *CFG = YAML::XS::Load scalar <$fh>;
3043 3484
3044 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3485 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3045 3486
3046 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3487 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3047 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3488 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3051 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3492 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3052 and die "WARNING: m(un)lockall failed: $!\n"; 3493 and die "WARNING: m(un)lockall failed: $!\n";
3053 }; 3494 };
3054 warn $@ if $@; 3495 warn $@ if $@;
3055 } 3496 }
3497
3498 warn "finished reloading resource files\n";
3499}
3500
3501sub pidfile() {
3502 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3503 or die "$PIDFILE: $!";
3504 flock $fh, &Fcntl::LOCK_EX
3505 or die "$PIDFILE: flock: $!";
3506 $fh
3507}
3508
3509# make sure only one server instance is running at any one time
3510sub atomic {
3511 my $fh = pidfile;
3512
3513 my $pid = <$fh>;
3514 kill 9, $pid if $pid > 0;
3515
3516 seek $fh, 0, 0;
3517 print $fh $$;
3518}
3519
3520sub main_loop {
3521 warn "EV::loop starting\n";
3522 if (1) {
3523 EV::loop;
3524 }
3525 warn "EV::loop returned\n";
3526 goto &main_loop unless $REALLY_UNLOOP;
3056} 3527}
3057 3528
3058sub main { 3529sub main {
3530 cf::init_globals; # initialise logging
3531
3532 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3533 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3534 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3535 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3536
3537 cf::init_experience;
3538 cf::init_anim;
3539 cf::init_attackmess;
3540 cf::init_dynamic;
3541
3542 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3543
3059 # we must not ever block the main coroutine 3544 # we must not ever block the main coroutine
3060 local $Coro::idle = sub { 3545 local $Coro::idle = sub {
3061 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3546 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3062 (async { 3547 (async {
3063 Event::one_event; 3548 $Coro::current->{desc} = "IDLE BUG HANDLER";
3549 EV::loop EV::LOOP_ONESHOT;
3064 })->prio (Coro::PRIO_MAX); 3550 })->prio (Coro::PRIO_MAX);
3065 }; 3551 };
3066 3552
3553 evthread_start IO::AIO::poll_fileno;
3554
3555 cf::sync_job {
3556 cf::load_settings;
3557 cf::load_materials;
3558
3559 reload_resources;
3067 reload_config; 3560 reload_config;
3068 db_init; 3561 db_init;
3562
3563 cf::init_uuid;
3564 cf::init_signals;
3565 cf::init_skills;
3566
3567 cf::init_beforeplay;
3568
3569 atomic;
3570
3069 load_extensions; 3571 load_extensions;
3070 3572
3071 $TICK_WATCHER->start; 3573 utime time, time, $RUNTIMEFILE;
3072 Event::loop; 3574
3575 # no (long-running) fork's whatsoever before this point(!)
3576 use POSIX ();
3577 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3578
3579 (pop @POST_INIT)->(0) while @POST_INIT;
3580 };
3581
3582 main_loop;
3073} 3583}
3074 3584
3075############################################################################# 3585#############################################################################
3076# initialisation and cleanup 3586# initialisation and cleanup
3077 3587
3078# install some emergency cleanup handlers 3588# install some emergency cleanup handlers
3079BEGIN { 3589BEGIN {
3590 our %SIGWATCHER = ();
3080 for my $signal (qw(INT HUP TERM)) { 3591 for my $signal (qw(INT HUP TERM)) {
3081 Event->signal ( 3592 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3082 reentrant => 0,
3083 data => WF_AUTOCANCEL,
3084 signal => $signal,
3085 prio => 0,
3086 cb => sub {
3087 cf::cleanup "SIG$signal"; 3593 cf::cleanup "SIG$signal";
3088 },
3089 ); 3594 };
3090 } 3595 }
3091} 3596}
3092 3597
3093sub write_runtime { 3598sub write_runtime_sync {
3094 my $runtime = "$LOCALDIR/runtime"; 3599 my $t0 = AE::time;
3095 3600
3096 # first touch the runtime file to show we are still running: 3601 # first touch the runtime file to show we are still running:
3097 # the fsync below can take a very very long time. 3602 # the fsync below can take a very very long time.
3098 3603
3099 IO::AIO::aio_utime $runtime, undef, undef; 3604 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3100 3605
3101 my $guard = cf::lock_acquire "write_runtime"; 3606 my $guard = cf::lock_acquire "write_runtime";
3102 3607
3103 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3608 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3104 or return; 3609 or return;
3105 3610
3106 my $value = $cf::RUNTIME + 90 + 10; 3611 my $value = $cf::RUNTIME + 90 + 10;
3107 # 10 is the runtime save interval, for a monotonic clock 3612 # 10 is the runtime save interval, for a monotonic clock
3108 # 60 allows for the watchdog to kill the server. 3613 # 60 allows for the watchdog to kill the server.
3118 aio_utime $fh, undef, undef; 3623 aio_utime $fh, undef, undef;
3119 3624
3120 close $fh 3625 close $fh
3121 or return; 3626 or return;
3122 3627
3123 aio_rename "$runtime~", $runtime 3628 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3124 and return; 3629 and return;
3125 3630
3126 warn "runtime file written.\n"; 3631 warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3127 3632
3128 1 3633 1
3634}
3635
3636our $uuid_lock;
3637our $uuid_skip;
3638
3639sub write_uuid_sync($) {
3640 $uuid_skip ||= $_[0];
3641
3642 return if $uuid_lock;
3643 local $uuid_lock = 1;
3644
3645 my $uuid = "$LOCALDIR/uuid";
3646
3647 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3648 or return;
3649
3650 my $value = uuid_seq uuid_cur;
3651
3652 unless ($value) {
3653 warn "cowardly refusing to write zero uuid value!\n";
3654 return;
3655 }
3656
3657 my $value = uuid_str $value + $uuid_skip;
3658 $uuid_skip = 0;
3659
3660 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3661 and return;
3662
3663 # always fsync - this file is important
3664 aio_fsync $fh
3665 and return;
3666
3667 close $fh
3668 or return;
3669
3670 aio_rename "$uuid~", $uuid
3671 and return;
3672
3673 warn "uuid file written ($value).\n";
3674
3675 1
3676
3677}
3678
3679sub write_uuid($$) {
3680 my ($skip, $sync) = @_;
3681
3682 $sync ? write_uuid_sync $skip
3683 : async { write_uuid_sync $skip };
3129} 3684}
3130 3685
3131sub emergency_save() { 3686sub emergency_save() {
3132 my $freeze_guard = cf::freeze_mainloop; 3687 my $freeze_guard = cf::freeze_mainloop;
3133 3688
3134 warn "enter emergency perl save\n"; 3689 warn "emergency_perl_save: enter\n";
3135 3690
3136 cf::sync_job { 3691 cf::sync_job {
3692 # this is a trade-off: we want to be very quick here, so
3693 # save all maps without fsync, and later call a global sync
3694 # (which in turn might be very very slow)
3695 local $USE_FSYNC = 0;
3696
3137 # use a peculiar iteration method to avoid tripping on perl 3697 # use a peculiar iteration method to avoid tripping on perl
3138 # refcount bugs in for. also avoids problems with players 3698 # refcount bugs in for. also avoids problems with players
3139 # and maps saved/destroyed asynchronously. 3699 # and maps saved/destroyed asynchronously.
3140 warn "begin emergency player save\n"; 3700 warn "emergency_perl_save: begin player save\n";
3141 for my $login (keys %cf::PLAYER) { 3701 for my $login (keys %cf::PLAYER) {
3142 my $pl = $cf::PLAYER{$login} or next; 3702 my $pl = $cf::PLAYER{$login} or next;
3143 $pl->valid or next; 3703 $pl->valid or next;
3704 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3144 $pl->save; 3705 $pl->save;
3145 } 3706 }
3146 warn "end emergency player save\n"; 3707 warn "emergency_perl_save: end player save\n";
3147 3708
3148 warn "begin emergency map save\n"; 3709 warn "emergency_perl_save: begin map save\n";
3149 for my $path (keys %cf::MAP) { 3710 for my $path (keys %cf::MAP) {
3150 my $map = $cf::MAP{$path} or next; 3711 my $map = $cf::MAP{$path} or next;
3151 $map->valid or next; 3712 $map->valid or next;
3152 $map->save; 3713 $map->save;
3153 } 3714 }
3154 warn "end emergency map save\n"; 3715 warn "emergency_perl_save: end map save\n";
3155 3716
3156 warn "begin emergency database checkpoint\n"; 3717 warn "emergency_perl_save: begin database checkpoint\n";
3157 BDB::db_env_txn_checkpoint $DB_ENV; 3718 BDB::db_env_txn_checkpoint $DB_ENV;
3158 warn "end emergency database checkpoint\n"; 3719 warn "emergency_perl_save: end database checkpoint\n";
3720
3721 warn "emergency_perl_save: begin write uuid\n";
3722 write_uuid_sync 1;
3723 warn "emergency_perl_save: end write uuid\n";
3159 }; 3724 };
3160 3725
3726 warn "emergency_perl_save: starting sync()\n";
3727 IO::AIO::aio_sync sub {
3728 warn "emergency_perl_save: finished sync()\n";
3729 };
3730
3161 warn "leave emergency perl save\n"; 3731 warn "emergency_perl_save: leave\n";
3162} 3732}
3163 3733
3164sub post_cleanup { 3734sub post_cleanup {
3165 my ($make_core) = @_; 3735 my ($make_core) = @_;
3166 3736
3167 warn Carp::longmess "post_cleanup backtrace" 3737 warn Carp::longmess "post_cleanup backtrace"
3168 if $make_core; 3738 if $make_core;
3739
3740 my $fh = pidfile;
3741 unlink $PIDFILE if <$fh> == $$;
3742}
3743
3744# a safer delete_package, copied from Symbol
3745sub clear_package($) {
3746 my $pkg = shift;
3747
3748 # expand to full symbol table name if needed
3749 unless ($pkg =~ /^main::.*::$/) {
3750 $pkg = "main$pkg" if $pkg =~ /^::/;
3751 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3752 $pkg .= '::' unless $pkg =~ /::$/;
3753 }
3754
3755 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3756 my $stem_symtab = *{$stem}{HASH};
3757
3758 defined $stem_symtab and exists $stem_symtab->{$leaf}
3759 or return;
3760
3761 # clear all symbols
3762 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3763 for my $name (keys %$leaf_symtab) {
3764 _gv_clear *{"$pkg$name"};
3765# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3766 }
3767 warn "cleared package $pkg\n";#d#
3169} 3768}
3170 3769
3171sub do_reload_perl() { 3770sub do_reload_perl() {
3172 # can/must only be called in main 3771 # can/must only be called in main
3173 if ($Coro::current != $Coro::main) { 3772 if ($Coro::current != $Coro::main) {
3174 warn "can only reload from main coroutine"; 3773 warn "can only reload from main coroutine";
3175 return; 3774 return;
3176 } 3775 }
3177 3776
3777 return if $RELOAD++;
3778
3779 my $t1 = AE::time;
3780
3781 while ($RELOAD) {
3178 warn "reloading..."; 3782 warn "reloading...";
3179 3783
3180 warn "entering sync_job"; 3784 warn "entering sync_job";
3181 3785
3182 cf::sync_job { 3786 cf::sync_job {
3183 cf::write_runtime; # external watchdog should not bark 3787 cf::write_runtime_sync; # external watchdog should not bark
3184 cf::emergency_save; 3788 cf::emergency_save;
3185 cf::write_runtime; # external watchdog should not bark 3789 cf::write_runtime_sync; # external watchdog should not bark
3186 3790
3187 warn "syncing database to disk"; 3791 warn "syncing database to disk";
3188 BDB::db_env_txn_checkpoint $DB_ENV; 3792 BDB::db_env_txn_checkpoint $DB_ENV;
3189 3793
3190 # if anything goes wrong in here, we should simply crash as we already saved 3794 # if anything goes wrong in here, we should simply crash as we already saved
3191 3795
3192 warn "cancelling all WF_AUTOCANCEL watchers";
3193 for (Event::all_watchers) {
3194 $_->cancel if $_->data & WF_AUTOCANCEL;
3195 }
3196
3197 warn "flushing outstanding aio requests"; 3796 warn "flushing outstanding aio requests";
3198 for (;;) {
3199 BDB::flush;
3200 IO::AIO::flush;
3201 Coro::cede;
3202 last unless IO::AIO::nreqs || BDB::nreqs; 3797 while (IO::AIO::nreqs || BDB::nreqs) {
3203 warn "iterate..."; 3798 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3204 }
3205
3206 ++$RELOAD;
3207
3208 warn "cancelling all extension coros";
3209 $_->cancel for values %EXT_CORO;
3210 %EXT_CORO = ();
3211
3212 warn "removing commands";
3213 %COMMAND = ();
3214
3215 warn "removing ext/exti commands";
3216 %EXTCMD = ();
3217 %EXTICMD = ();
3218
3219 warn "unloading/nuking all extensions";
3220 for my $pkg (@EXTS) {
3221 warn "... unloading $pkg";
3222
3223 if (my $cb = $pkg->can ("unload")) {
3224 eval {
3225 $cb->($pkg);
3226 1
3227 } or warn "$pkg unloaded, but with errors: $@";
3228 } 3799 }
3229 3800
3230 warn "... nuking $pkg"; 3801 warn "cancelling all extension coros";
3231 Symbol::delete_package $pkg; 3802 $_->cancel for values %EXT_CORO;
3232 } 3803 %EXT_CORO = ();
3233 3804
3234 warn "unloading all perl modules loaded from $LIBDIR"; 3805 warn "removing commands";
3235 while (my ($k, $v) = each %INC) { 3806 %COMMAND = ();
3236 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3237 3807
3808 warn "removing ext/exti commands";
3809 %EXTCMD = ();
3810 %EXTICMD = ();
3811
3812 warn "unloading/nuking all extensions";
3813 for my $pkg (@EXTS) {
3238 warn "... unloading $k"; 3814 warn "... unloading $pkg";
3239 delete $INC{$k};
3240 3815
3241 $k =~ s/\.pm$//;
3242 $k =~ s/\//::/g;
3243
3244 if (my $cb = $k->can ("unload_module")) { 3816 if (my $cb = $pkg->can ("unload")) {
3817 eval {
3245 $cb->(); 3818 $cb->($pkg);
3819 1
3820 } or warn "$pkg unloaded, but with errors: $@";
3821 }
3822
3823 warn "... clearing $pkg";
3824 clear_package $pkg;
3246 } 3825 }
3247 3826
3248 Symbol::delete_package $k; 3827 warn "unloading all perl modules loaded from $LIBDIR";
3828 while (my ($k, $v) = each %INC) {
3829 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3830
3831 warn "... unloading $k";
3832 delete $INC{$k};
3833
3834 $k =~ s/\.pm$//;
3835 $k =~ s/\//::/g;
3836
3837 if (my $cb = $k->can ("unload_module")) {
3838 $cb->();
3839 }
3840
3841 clear_package $k;
3249 } 3842 }
3250 3843
3251 warn "getting rid of safe::, as good as possible"; 3844 warn "getting rid of safe::, as good as possible";
3252 Symbol::delete_package "safe::$_" 3845 clear_package "safe::$_"
3253 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3846 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3254 3847
3255 warn "unloading cf.pm \"a bit\""; 3848 warn "unloading cf.pm \"a bit\"";
3256 delete $INC{"cf.pm"}; 3849 delete $INC{"cf.pm"};
3257 delete $INC{"cf/pod.pm"}; 3850 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3258 3851
3259 # don't, removes xs symbols, too, 3852 # don't, removes xs symbols, too,
3260 # and global variables created in xs 3853 # and global variables created in xs
3261 #Symbol::delete_package __PACKAGE__; 3854 #clear_package __PACKAGE__;
3262 3855
3263 warn "unload completed, starting to reload now"; 3856 warn "unload completed, starting to reload now";
3264 3857
3265 warn "reloading cf.pm"; 3858 warn "reloading cf.pm";
3266 require cf; 3859 require cf;
3267 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3860 cf::_connect_to_perl_1;
3268 3861
3269 warn "loading config and database again"; 3862 warn "loading config and database again";
3270 cf::reload_config; 3863 cf::reload_config;
3271 3864
3272 warn "loading extensions"; 3865 warn "loading extensions";
3273 cf::load_extensions; 3866 cf::load_extensions;
3274 3867
3868 if ($REATTACH_ON_RELOAD) {
3275 warn "reattaching attachments to objects/players"; 3869 warn "reattaching attachments to objects/players";
3276 _global_reattach; # objects, sockets 3870 _global_reattach; # objects, sockets
3277 warn "reattaching attachments to maps"; 3871 warn "reattaching attachments to maps";
3278 reattach $_ for values %MAP; 3872 reattach $_ for values %MAP;
3279 warn "reattaching attachments to players"; 3873 warn "reattaching attachments to players";
3280 reattach $_ for values %PLAYER; 3874 reattach $_ for values %PLAYER;
3875 }
3281 3876
3877 warn "running post_init jobs";
3878 (pop @POST_INIT)->(1) while @POST_INIT;
3879
3282 warn "leaving sync_job"; 3880 warn "leaving sync_job";
3283 3881
3284 1 3882 1
3285 } or do { 3883 } or do {
3286 warn $@; 3884 warn $@;
3287 warn "error while reloading, exiting."; 3885 cf::cleanup "error while reloading, exiting.";
3288 exit 1;
3289 }; 3886 };
3290 3887
3291 warn "reloaded"; 3888 warn "reloaded";
3889 --$RELOAD;
3890 }
3891
3892 $t1 = AE::time - $t1;
3893 warn "reload completed in ${t1}s\n";
3292}; 3894};
3293 3895
3294our $RELOAD_WATCHER; # used only during reload 3896our $RELOAD_WATCHER; # used only during reload
3295 3897
3296sub reload_perl() { 3898sub reload_perl() {
3297 # doing reload synchronously and two reloads happen back-to-back, 3899 # doing reload synchronously and two reloads happen back-to-back,
3298 # coro crashes during coro_state_free->destroy here. 3900 # coro crashes during coro_state_free->destroy here.
3299 3901
3300 $RELOAD_WATCHER ||= Event->timer ( 3902 $RELOAD_WATCHER ||= cf::async {
3301 reentrant => 0, 3903 Coro::AIO::aio_wait cache_extensions;
3302 after => 0, 3904
3303 data => WF_AUTOCANCEL, 3905 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3304 cb => sub {
3305 do_reload_perl; 3906 do_reload_perl;
3306 undef $RELOAD_WATCHER; 3907 undef $RELOAD_WATCHER;
3307 }, 3908 };
3308 ); 3909 };
3309} 3910}
3310 3911
3311register_command "reload" => sub { 3912register_command "reload" => sub {
3312 my ($who, $arg) = @_; 3913 my ($who, $arg) = @_;
3313 3914
3314 if ($who->flag (FLAG_WIZ)) { 3915 if ($who->flag (FLAG_WIZ)) {
3315 $who->message ("reloading server."); 3916 $who->message ("reloading server.");
3917 async {
3918 $Coro::current->{desc} = "perl_reload";
3316 async { reload_perl }; 3919 reload_perl;
3920 };
3317 } 3921 }
3318}; 3922};
3319 3923
3320unshift @INC, $LIBDIR; 3924unshift @INC, $LIBDIR;
3321 3925
3323 3927
3324our @WAIT_FOR_TICK; 3928our @WAIT_FOR_TICK;
3325our @WAIT_FOR_TICK_BEGIN; 3929our @WAIT_FOR_TICK_BEGIN;
3326 3930
3327sub wait_for_tick { 3931sub wait_for_tick {
3328 return unless $TICK_WATCHER->is_active;
3329 return if $Coro::current == $Coro::main; 3932 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3330 3933
3331 my $signal = new Coro::Signal; 3934 my $signal = new Coro::Signal;
3332 push @WAIT_FOR_TICK, $signal; 3935 push @WAIT_FOR_TICK, $signal;
3333 $signal->wait; 3936 $signal->wait;
3334} 3937}
3335 3938
3336sub wait_for_tick_begin { 3939sub wait_for_tick_begin {
3337 return unless $TICK_WATCHER->is_active;
3338 return if $Coro::current == $Coro::main; 3940 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3339 3941
3340 my $signal = new Coro::Signal; 3942 my $signal = new Coro::Signal;
3341 push @WAIT_FOR_TICK_BEGIN, $signal; 3943 push @WAIT_FOR_TICK_BEGIN, $signal;
3342 $signal->wait; 3944 $signal->wait;
3343} 3945}
3344 3946
3345 my $min = 1e6;#d# 3947sub tick {
3346 my $avg = 10;
3347$TICK_WATCHER = Event->timer (
3348 reentrant => 0,
3349 parked => 1,
3350 prio => 0,
3351 at => $NEXT_TICK || $TICK,
3352 data => WF_AUTOCANCEL,
3353 cb => sub {
3354 if ($Coro::current != $Coro::main) { 3948 if ($Coro::current != $Coro::main) {
3355 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3949 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3356 unless ++$bug_warning > 10; 3950 unless ++$bug_warning > 10;
3357 return; 3951 return;
3358 } 3952 }
3359 3953
3360 $NOW = $tick_start = Event::time;
3361
3362 cf::server_tick; # one server iteration 3954 cf::server_tick; # one server iteration
3363 3955
3364 0 && sync_job {#d# 3956 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3365 for(1..10) {
3366 my $t = Event::time;
3367 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3368 or die;
3369 3957
3370 $map->width (50); 3958 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371 $map->height (50); 3959 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372 $map->alloc; 3960 Coro::async_pool {
3373 $map->_load_objects ("/tmp/x.map", 1); 3961 $Coro::current->{desc} = "runtime saver";
3374 my $t = Event::time - $t; 3962 write_runtime_sync
3375 3963 or warn "ERROR: unable to write runtime file: $!";
3376 #next unless $t < 0.0013;#d#
3377 if ($t < $min) {
3378 $min = $t;
3379 }
3380 $avg = $avg * 0.99 + $t * 0.01;
3381 }
3382 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3383 exit 0;
3384 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3385 }; 3964 };
3965 }
3386 3966
3387 $RUNTIME += $TICK;
3388 $NEXT_TICK += $TICK;
3389
3390 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3391 $NEXT_RUNTIME_WRITE = $NOW + 10;
3392 Coro::async_pool {
3393 write_runtime
3394 or warn "ERROR: unable to write runtime file: $!";
3395 };
3396 }
3397
3398# my $AFTER = Event::time;
3399# warn $AFTER - $NOW;#d#
3400
3401 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3967 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3402 $sig->send; 3968 $sig->send;
3403 } 3969 }
3404 while (my $sig = shift @WAIT_FOR_TICK) { 3970 while (my $sig = shift @WAIT_FOR_TICK) {
3405 $sig->send; 3971 $sig->send;
3406 } 3972 }
3407 3973
3408 $NOW = Event::time; 3974 $LOAD = ($NOW - $TICK_START) / $TICK;
3409
3410 # if we are delayed by four ticks or more, skip them all
3411 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3412
3413 $TICK_WATCHER->at ($NEXT_TICK);
3414 $TICK_WATCHER->start;
3415
3416 $LOAD = ($NOW - $tick_start) / $TICK;
3417 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3975 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3418 3976
3419 _post_tick; 3977 if (0) {
3420 3978 if ($NEXT_TICK) {
3421 3979 my $jitter = $TICK_START - $NEXT_TICK;
3980 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3981 warn "jitter $JITTER\n";#d#
3982 }
3422 }, 3983 }
3423); 3984}
3424 3985
3425{ 3986{
3426 BDB::max_poll_time $TICK * 0.1; 3987 # configure BDB
3427 $BDB_POLL_WATCHER = Event->io ( 3988
3428 reentrant => 0,
3429 fd => BDB::poll_fileno,
3430 poll => 'r',
3431 prio => 0,
3432 data => WF_AUTOCANCEL,
3433 cb => \&BDB::poll_cb,
3434 );
3435 BDB::min_parallel 8; 3989 BDB::min_parallel 16;
3436 3990 BDB::max_poll_reqs $TICK * 0.1;
3437 BDB::set_sync_prepare { 3991 $AnyEvent::BDB::WATCHER->priority (1);
3438 my $status;
3439 my $current = $Coro::current;
3440 (
3441 sub {
3442 $status = $!;
3443 $current->ready; undef $current;
3444 },
3445 sub {
3446 Coro::schedule while defined $current;
3447 $! = $status;
3448 },
3449 )
3450 };
3451 3992
3452 unless ($DB_ENV) { 3993 unless ($DB_ENV) {
3453 $DB_ENV = BDB::db_env_create; 3994 $DB_ENV = BDB::db_env_create;
3995 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3996 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3997 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3998 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3999 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3454 4000
3455 cf::sync_job { 4001 cf::sync_job {
3456 eval { 4002 eval {
3457 BDB::db_env_open 4003 BDB::db_env_open
3458 $DB_ENV, 4004 $DB_ENV,
3460 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 4006 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3461 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 4007 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3462 0666; 4008 0666;
3463 4009
3464 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 4010 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3465
3466 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3467 $DB_ENV->set_lk_detect;
3468 }; 4011 };
3469 4012
3470 cf::cleanup "db_env_open(db): $@" if $@; 4013 cf::cleanup "db_env_open(db): $@" if $@;
3471 }; 4014 };
3472 } 4015 }
4016
4017 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
4018 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
4019 };
4020 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
4021 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4022 };
4023 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4024 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4025 };
3473} 4026}
3474 4027
3475{ 4028{
4029 # configure IO::AIO
4030
3476 IO::AIO::min_parallel 8; 4031 IO::AIO::min_parallel 8;
3477
3478 undef $Coro::AIO::WATCHER;
3479 IO::AIO::max_poll_time $TICK * 0.1; 4032 IO::AIO::max_poll_time $TICK * 0.1;
3480 $AIO_POLL_WATCHER = Event->io ( 4033 undef $AnyEvent::AIO::WATCHER;
3481 reentrant => 0,
3482 data => WF_AUTOCANCEL,
3483 fd => IO::AIO::poll_fileno,
3484 poll => 'r',
3485 prio => 6,
3486 cb => \&IO::AIO::poll_cb,
3487 );
3488} 4034}
3489 4035
3490my $_log_backtrace; 4036my $_log_backtrace;
3491 4037
3492sub _log_backtrace { 4038sub _log_backtrace {
3495 $msg =~ s/\n//; 4041 $msg =~ s/\n//;
3496 4042
3497 # limit the # of concurrent backtraces 4043 # limit the # of concurrent backtraces
3498 if ($_log_backtrace < 2) { 4044 if ($_log_backtrace < 2) {
3499 ++$_log_backtrace; 4045 ++$_log_backtrace;
4046 my $perl_bt = Carp::longmess $msg;
3500 async { 4047 async {
4048 $Coro::current->{desc} = "abt $msg";
4049
3501 my @bt = fork_call { 4050 my @bt = fork_call {
3502 @addr = map { sprintf "%x", $_ } @addr; 4051 @addr = map { sprintf "%x", $_ } @addr;
3503 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4052 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3504 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4053 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3505 or die "addr2line: $!"; 4054 or die "addr2line: $!";
3513 } 4062 }
3514 4063
3515 @funcs 4064 @funcs
3516 }; 4065 };
3517 4066
3518 LOG llevInfo, "[ABT] $msg\n"; 4067 LOG llevInfo, "[ABT] $perl_bt\n";
4068 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3519 LOG llevInfo, "[ABT] $_\n" for @bt; 4069 LOG llevInfo, "[ABT] $_\n" for @bt;
3520 --$_log_backtrace; 4070 --$_log_backtrace;
3521 }; 4071 };
3522 } else { 4072 } else {
3523 LOG llevInfo, "[ABT] $msg\n"; 4073 LOG llevInfo, "[ABT] $msg\n";
3524 LOG llevInfo, "[ABT] [suppressed]\n"; 4074 LOG llevInfo, "[ABT] [suppressed]\n";
3525 } 4075 }
3526} 4076}
3527 4077
3528# load additional modules 4078# load additional modules
3529use cf::pod; 4079require "cf/$_.pm" for @EXTRA_MODULES;
4080cf::_connect_to_perl_2;
3530 4081
3531END { cf::emergency_save } 4082END { cf::emergency_save }
3532 4083
35331 40841
3534 4085

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