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Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.525 by root, Wed Apr 21 03:34:26 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
84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 121our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 122our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER; 123our $BDB_TRICKLE_WATCHER;
88our $DB_ENV; 124our $DB_ENV;
89 125
126our @EXTRA_MODULES = qw(pod match mapscript);
127
90our %CFG; 128our %CFG;
91 129
92our $UPTIME; $UPTIME ||= time; 130our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 131our $RUNTIME;
132our $NOW;
94 133
95our (%PLAYER, %PLAYER_LOADING); # all users 134our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 135our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 136our $LINK_MAP; # the special {link} map, which is always available
98 137
99# 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 ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 139our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 140
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 141our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 142our $LOADAVG; # same thing, but with alpha-smoothing
143our $JITTER; # average jitter
104our $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 $REALLY_UNLOOP; # never set to true, please :)
105 150
106binmode STDOUT; 151binmode STDOUT;
107binmode STDERR; 152binmode STDERR;
108 153
109# read virtual server time, if available 154# read virtual server time, if available
110unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 155unless ($RUNTIME || !-e $RUNTIMEFILE) {
111 open my $fh, "<", "$LOCALDIR/runtime" 156 open my $fh, "<", $RUNTIMEFILE
112 or die "unable to read runtime file: $!"; 157 or die "unable to read $RUNTIMEFILE file: $!";
113 $RUNTIME = <$fh> + 0.; 158 $RUNTIME = <$fh> + 0.;
114} 159}
160
161eval "sub TICK() { $TICK } 1" or die;
115 162
116mkdir $_ 163mkdir $_
117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 164 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118 165
119our $EMERGENCY_POSITION; 166our $EMERGENCY_POSITION;
120 167
121sub cf::map::normalise; 168sub cf::map::normalise;
169
170sub in_main() {
171 $Coro::current == $Coro::main
172}
173
174#############################################################################
175
176%REFLECT = ();
177for (@REFLECT) {
178 my $reflect = JSON::XS::decode_json $_;
179 $REFLECT{$reflect->{class}} = $reflect;
180}
181
182# this is decidedly evil
183$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122 184
123############################################################################# 185#############################################################################
124 186
125=head2 GLOBAL VARIABLES 187=head2 GLOBAL VARIABLES
126 188
162 224
163The raw value load value from the last tick. 225The raw value load value from the last tick.
164 226
165=item %cf::CFG 227=item %cf::CFG
166 228
167Configuration for the server, loaded from C</etc/crossfire/config>, or 229Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 230from wherever your confdir points to.
169 231
170=item cf::wait_for_tick, cf::wait_for_tick_begin 232=item cf::wait_for_tick, cf::wait_for_tick_begin
171 233
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 234These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173returns directly I<after> the tick processing (and consequently, can only wake one process 235returns directly I<after> the tick processing (and consequently, can only wake one process
174per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 236per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175 237
176=item @cf::INVOKE_RESULTS 238=item @cf::INVOKE_RESULTS
177 239
178This array contains the results of the last C<invoke ()> call. When 240This array contains the results of the last C<invoke ()> call. When
179C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 241C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180that call. 242that call.
181 243
244=item %cf::REFLECT
245
246Contains, for each (C++) class name, a hash reference with information
247about object members (methods, scalars, arrays and flags) and other
248metadata, which is useful for introspection.
249
182=back 250=back
183 251
184=cut 252=cut
185 253
186BEGIN { 254$Coro::State::WARNHOOK = sub {
187 *CORE::GLOBAL::warn = sub {
188 my $msg = join "", @_; 255 my $msg = join "", @_;
189 256
190 $msg .= "\n" 257 $msg .= "\n"
191 unless $msg =~ /\n$/; 258 unless $msg =~ /\n$/;
192 259
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 260 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 261
195 LOG llevError, $msg; 262 LOG llevError, $msg;
196 }; 263};
197} 264
265$Coro::State::DIEHOOK = sub {
266 return unless $^S eq 0; # "eq", not "=="
267
268 warn Carp::longmess $_[0];
269
270 if (in_main) {#d#
271 warn "DIEHOOK called in main context, Coro bug?\n";#d#
272 return;#d#
273 }#d#
274
275 # kill coroutine otherwise
276 Coro::terminate
277};
198 278
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 279@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 280@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 281@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 282@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
209for my $pkg (qw( 289for my $pkg (qw(
210 cf::global cf::attachable 290 cf::global cf::attachable
211 cf::object cf::object::player 291 cf::object cf::object::player
212 cf::client cf::player 292 cf::client cf::player
213 cf::arch cf::living 293 cf::arch cf::living
294 cf::map cf::mapspace
214 cf::map cf::party cf::region 295 cf::party cf::region
215)) { 296)) {
216 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 297 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 298}
219 299
220$Event::DIED = sub { 300$EV::DIED = sub {
221 warn "error in event callback: @_"; 301 Carp::cluck "error in event callback: @_";
222}; 302};
223 303
224############################################################################# 304#############################################################################
225 305
226=head2 UTILITY FUNCTIONS 306=head2 UTILITY FUNCTIONS
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 328 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 329 $d
250 } || "[unable to dump $_[0]: '$@']"; 330 } || "[unable to dump $_[0]: '$@']";
251} 331}
252 332
253=item $ref = cf::from_json $json 333=item $ref = cf::decode_json $json
254 334
255Converts a JSON string into the corresponding perl data structure. 335Converts a JSON string into the corresponding perl data structure.
256 336
257=item $json = cf::to_json $ref 337=item $json = cf::encode_json $ref
258 338
259Converts a perl data structure into its JSON representation. 339Converts a perl data structure into its JSON representation.
260 340
261=cut 341=cut
262 342
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 343our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 344
265sub to_json ($) { $json_coder->encode ($_[0]) } 345sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 346sub decode_json($) { $json_coder->decode ($_[0]) }
347
348=item cf::post_init { BLOCK }
349
350Execute the given codeblock, I<after> all extensions have been (re-)loaded,
351but I<before> the server starts ticking again.
352
353The cdoeblock will have a single boolean argument to indicate whether this
354is a reload or not.
355
356=cut
357
358sub post_init(&) {
359 push @POST_INIT, shift;
360}
267 361
268=item cf::lock_wait $string 362=item cf::lock_wait $string
269 363
270Wait until the given lock is available. See cf::lock_acquire. 364Wait until the given lock is available. See cf::lock_acquire.
271 365
272=item my $lock = cf::lock_acquire $string 366=item my $lock = cf::lock_acquire $string
273 367
274Wait until the given lock is available and then acquires it and returns 368Wait until the given lock is available and then acquires it and returns
275a Coro::guard object. If the guard object gets destroyed (goes out of scope, 369a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276for example when the coroutine gets canceled), the lock is automatically 370for example when the coroutine gets canceled), the lock is automatically
277returned. 371returned.
278 372
279Locks are *not* recursive, locking from the same coro twice results in a 373Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro. 374deadlocked coro.
286 380
287Return true if the lock is currently active, i.e. somebody has locked it. 381Return true if the lock is currently active, i.e. somebody has locked it.
288 382
289=cut 383=cut
290 384
291our %LOCK; 385our $LOCKS = new Coro::SemaphoreSet;
292our %LOCKER;#d#
293 386
294sub lock_wait($) { 387sub lock_wait($) {
295 my ($key) = @_; 388 $LOCKS->wait ($_[0]);
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
301
302 # wait for lock, if any
303 while ($LOCK{$key}) {
304 push @{ $LOCK{$key} }, $Coro::current;
305 Coro::schedule;
306 }
307} 389}
308 390
309sub lock_acquire($) { 391sub lock_acquire($) {
310 my ($key) = @_; 392 $LOCKS->guard ($_[0])
311
312 # wait, to be sure we are not locked
313 lock_wait $key;
314
315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
317
318 Coro::guard {
319 delete $LOCKER{$key};#d#
320 # wake up all waiters, to be on the safe side
321 $_->ready for @{ delete $LOCK{$key} };
322 }
323} 393}
324 394
325sub lock_active($) { 395sub lock_active($) {
326 my ($key) = @_; 396 $LOCKS->count ($_[0]) < 1
327
328 ! ! $LOCK{$key}
329} 397}
330 398
331sub freeze_mainloop { 399sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 400 tick_inhibit_inc;
333 401
334 my $guard = Coro::guard { 402 &Guard::guard (\&tick_inhibit_dec);
335 $TICK_WATCHER->start; 403}
336 }; 404
337 $TICK_WATCHER->stop; 405=item cf::periodic $interval, $cb
338 $guard 406
407Like EV::periodic, but randomly selects a starting point so that the actions
408get spread over time.
409
410=cut
411
412sub periodic($$) {
413 my ($interval, $cb) = @_;
414
415 my $start = rand List::Util::min 180, $interval;
416
417 EV::periodic $start, $interval, 0, $cb
339} 418}
340 419
341=item cf::get_slot $time[, $priority[, $name]] 420=item cf::get_slot $time[, $priority[, $name]]
342 421
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 422Allocate $time seconds of blocking CPU time at priority C<$priority>:
351 430
352=cut 431=cut
353 432
354our @SLOT_QUEUE; 433our @SLOT_QUEUE;
355our $SLOT_QUEUE; 434our $SLOT_QUEUE;
435our $SLOT_DECAY = 0.9;
356 436
357$SLOT_QUEUE->cancel if $SLOT_QUEUE; 437$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358$SLOT_QUEUE = Coro::async { 438$SLOT_QUEUE = Coro::async {
439 $Coro::current->desc ("timeslot manager");
440
359 my $signal = new Coro::Signal; 441 my $signal = new Coro::Signal;
442 my $busy;
360 443
361 while () { 444 while () {
362 next_job: 445 next_job:
446
363 my $avail = cf::till_tick; 447 my $avail = cf::till_tick;
364 if ($avail > 0.01) { 448
365 for (0 .. $#SLOT_QUEUE) { 449 for (0 .. $#SLOT_QUEUE) {
366 if ($SLOT_QUEUE[$_][0] < $avail) { 450 if ($SLOT_QUEUE[$_][0] <= $avail) {
451 $busy = 0;
367 my $job = splice @SLOT_QUEUE, $_, 1, (); 452 my $job = splice @SLOT_QUEUE, $_, 1, ();
368 $job->[2]->send; 453 $job->[2]->send;
369 Coro::cede; 454 Coro::cede;
370 goto next_job; 455 goto next_job;
371 } 456 } else {
457 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372 } 458 }
373 } 459 }
374 460
375 if (@SLOT_QUEUE) { 461 if (@SLOT_QUEUE) {
376 # we do not use wait_For_tick() as it returns immediately when tick is inactive 462 # we do not use wait_for_tick() as it returns immediately when tick is inactive
377 push @cf::WAIT_FOR_TICK, $signal; 463 push @cf::WAIT_FOR_TICK, $signal;
378 $signal->wait; 464 $signal->wait;
379 } else { 465 } else {
466 $busy = 0;
380 Coro::schedule; 467 Coro::schedule;
381 } 468 }
382 } 469 }
383}; 470};
384 471
385sub get_slot($;$$) { 472sub get_slot($;$$) {
473 return if tick_inhibit || $Coro::current == $Coro::main;
474
386 my ($time, $pri, $name) = @_; 475 my ($time, $pri, $name) = @_;
387 476
388 $time = $TICK * .6 if $time > $TICK * .6; 477 $time = clamp $time, 0.01, $TICK * .6;
478
389 my $sig = new Coro::Signal; 479 my $sig = new Coro::Signal;
390 480
391 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 481 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 482 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393 $SLOT_QUEUE->ready; 483 $SLOT_QUEUE->ready;
404 494
405BEGIN { *async = \&Coro::async_pool } 495BEGIN { *async = \&Coro::async_pool }
406 496
407=item cf::sync_job { BLOCK } 497=item cf::sync_job { BLOCK }
408 498
409The design of Crossfire TRT requires that the main coroutine ($Coro::main) 499The design of Deliantra requires that the main coroutine ($Coro::main)
410is always able to handle events or runnable, as Crossfire TRT is only 500is always able to handle events or runnable, as Deliantra is only
411partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 501partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412acceptable. 502acceptable.
413 503
414If it must be done, put the blocking parts into C<sync_job>. This will run 504If it must be done, put the blocking parts into C<sync_job>. This will run
415the given BLOCK in another coroutine while waiting for the result. The 505the given BLOCK in another coroutine while waiting for the result. The
420 510
421sub sync_job(&) { 511sub sync_job(&) {
422 my ($job) = @_; 512 my ($job) = @_;
423 513
424 if ($Coro::current == $Coro::main) { 514 if ($Coro::current == $Coro::main) {
425 my $time = Event::time; 515 my $time = AE::time;
426 516
427 # this is the main coro, too bad, we have to block 517 # this is the main coro, too bad, we have to block
428 # till the operation succeeds, freezing the server :/ 518 # till the operation succeeds, freezing the server :/
429 519
430 # TODO: use suspend/resume instead 520 LOG llevError, Carp::longmess "sync job";#d#
431 # (but this is cancel-safe) 521
432 my $freeze_guard = freeze_mainloop; 522 my $freeze_guard = freeze_mainloop;
433 523
434 my $busy = 1; 524 my $busy = 1;
435 my @res; 525 my @res;
436 526
437 (async { 527 (async {
528 $Coro::current->desc ("sync job coro");
438 @res = eval { $job->() }; 529 @res = eval { $job->() };
439 warn $@ if $@; 530 warn $@ if $@;
440 undef $busy; 531 undef $busy;
441 })->prio (Coro::PRIO_MAX); 532 })->prio (Coro::PRIO_MAX);
442 533
443 while ($busy) { 534 while ($busy) {
444 Coro::cede or Event::one_event; 535 if (Coro::nready) {
536 Coro::cede_notself;
537 } else {
538 EV::loop EV::LOOP_ONESHOT;
445 } 539 }
540 }
446 541
447 $time = Event::time - $time; 542 my $time = AE::time - $time;
448 543
449 LOG llevError | logBacktrace, Carp::longmess "long sync job"
450 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452 $tick_start += $time; # do not account sync jobs to server load 544 $TICK_START += $time; # do not account sync jobs to server load
453 545
454 wantarray ? @res : $res[0] 546 wantarray ? @res : $res[0]
455 } else { 547 } else {
456 # we are in another coroutine, how wonderful, everything just works 548 # we are in another coroutine, how wonderful, everything just works
457 549
482=item fork_call { }, $args 574=item fork_call { }, $args
483 575
484Executes the given code block with the given arguments in a seperate 576Executes the given code block with the given arguments in a seperate
485process, returning the results. Everything must be serialisable with 577process, returning the results. Everything must be serialisable with
486Coro::Storable. May, of course, block. Note that the executed sub may 578Coro::Storable. May, of course, block. Note that the executed sub may
487never block itself or use any form of Event handling. 579never block itself or use any form of event handling.
488 580
489=cut 581=cut
490 582
491sub fork_call(&@) { 583sub fork_call(&@) {
492 my ($cb, @args) = @_; 584 my ($cb, @args) = @_;
499 reset_signals; 591 reset_signals;
500 &$cb 592 &$cb
501 }, @args; 593 }, @args;
502 594
503 wantarray ? @res : $res[-1] 595 wantarray ? @res : $res[-1]
596}
597
598sub objinfo {
599 (
600 "counter value" => cf::object::object_count,
601 "objects created" => cf::object::create_count,
602 "objects destroyed" => cf::object::destroy_count,
603 "freelist size" => cf::object::free_count,
604 "allocated objects" => cf::object::objects_size,
605 "active objects" => cf::object::actives_size,
606 )
607}
608
609=item $coin = coin_from_name $name
610
611=cut
612
613our %coin_alias = (
614 "silver" => "silvercoin",
615 "silvercoin" => "silvercoin",
616 "silvercoins" => "silvercoin",
617 "gold" => "goldcoin",
618 "goldcoin" => "goldcoin",
619 "goldcoins" => "goldcoin",
620 "platinum" => "platinacoin",
621 "platinumcoin" => "platinacoin",
622 "platinumcoins" => "platinacoin",
623 "platina" => "platinacoin",
624 "platinacoin" => "platinacoin",
625 "platinacoins" => "platinacoin",
626 "royalty" => "royalty",
627 "royalties" => "royalty",
628);
629
630sub coin_from_name($) {
631 $coin_alias{$_[0]}
632 ? cf::arch::find $coin_alias{$_[0]}
633 : undef
504} 634}
505 635
506=item $value = cf::db_get $family => $key 636=item $value = cf::db_get $family => $key
507 637
508Returns a single value from the environment database. 638Returns a single value from the environment database.
647 777
648############################################################################# 778#############################################################################
649 779
650=head2 ATTACHABLE OBJECTS 780=head2 ATTACHABLE OBJECTS
651 781
652Many objects in crossfire are so-called attachable objects. That means you can 782Many objects in deliantra are so-called attachable objects. That means you can
653attach callbacks/event handlers (a collection of which is called an "attachment") 783attach callbacks/event handlers (a collection of which is called an "attachment")
654to it. All such attachable objects support the following methods. 784to it. All such attachable objects support the following methods.
655 785
656In the following description, CLASS can be any of C<global>, C<object> 786In the following description, CLASS can be any of C<global>, C<object>
657C<player>, C<client> or C<map> (i.e. the attachable objects in 787C<player>, C<client> or C<map> (i.e. the attachable objects in
658Crossfire TRT). 788Deliantra).
659 789
660=over 4 790=over 4
661 791
662=item $attachable->attach ($attachment, key => $value...) 792=item $attachable->attach ($attachment, key => $value...)
663 793
707=item cf::CLASS::attachment $name, ... 837=item cf::CLASS::attachment $name, ...
708 838
709Register an attachment by C<$name> through which attachable objects of the 839Register an attachment by C<$name> through which attachable objects of the
710given CLASS can refer to this attachment. 840given CLASS can refer to this attachment.
711 841
712Some classes such as crossfire maps and objects can specify attachments 842Some classes such as deliantra maps and objects can specify attachments
713that are attached at load/instantiate time, thus the need for a name. 843that are attached at load/instantiate time, thus the need for a name.
714 844
715These calls expect any number of the following handler/hook descriptions: 845These calls expect any number of the following handler/hook descriptions:
716 846
717=over 4 847=over 4
945 } 1075 }
946 1076
947 0 1077 0
948} 1078}
949 1079
950=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1080=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951 1081
952=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1082=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953 1083
954Generate an object-specific event with the given arguments. 1084Generate an object-specific event with the given arguments.
955 1085
961 1091
962=cut 1092=cut
963 1093
964############################################################################# 1094#############################################################################
965# object support 1095# object support
966#
967 1096
1097sub _object_equal($$);
1098sub _object_equal($$) {
1099 my ($a, $b) = @_;
1100
1101 return 0 unless (ref $a) eq (ref $b);
1102
1103 if ("HASH" eq ref $a) {
1104 my @ka = keys %$a;
1105 my @kb = keys %$b;
1106
1107 return 0 if @ka != @kb;
1108
1109 for (0 .. $#ka) {
1110 return 0 unless $ka[$_] eq $kb[$_];
1111 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1112 }
1113
1114 } elsif ("ARRAY" eq ref $a) {
1115
1116 return 0 if @$a != @$b;
1117
1118 for (0 .. $#$a) {
1119 return 0 unless _object_equal $a->[$_], $b->[$_];
1120 }
1121
1122 } elsif ($a ne $b) {
1123 return 0;
1124 }
1125
1126 1
1127}
1128
1129our $SLOW_MERGES;#d#
968sub _can_merge { 1130sub _can_merge {
969 my ($ob1, $ob2) = @_; 1131 my ($ob1, $ob2) = @_;
970 1132
971 local $Storable::canonical = 1; 1133 ++$SLOW_MERGES;#d#
972 my $fob1 = Storable::freeze $ob1;
973 my $fob2 = Storable::freeze $ob2;
974 1134
975 $fob1 eq $fob2 1135 # we do the slow way here
1136 return _object_equal $ob1, $ob2
976} 1137}
977 1138
978sub reattach { 1139sub reattach {
979 # basically do the same as instantiate, without calling instantiate 1140 # basically do the same as instantiate, without calling instantiate
980 my ($obj) = @_; 1141 my ($obj) = @_;
981 1142
1143 # no longer needed after getting rid of delete_package?
982 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1144 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983 1145
984 my $registry = $obj->registry; 1146 my $registry = $obj->registry;
985 1147
986 @$registry = (); 1148 @$registry = ();
987 1149
1002cf::attachable->attach ( 1164cf::attachable->attach (
1003 prio => -1000000, 1165 prio => -1000000,
1004 on_instantiate => sub { 1166 on_instantiate => sub {
1005 my ($obj, $data) = @_; 1167 my ($obj, $data) = @_;
1006 1168
1007 $data = from_json $data; 1169 $data = decode_json $data;
1008 1170
1009 for (@$data) { 1171 for (@$data) {
1010 my ($name, $args) = @$_; 1172 my ($name, $args) = @$_;
1011 1173
1012 $obj->attach ($name, %{$args || {} }); 1174 $obj->attach ($name, %{$args || {} });
1033 utf8::decode (my $decname = $filename); 1195 utf8::decode (my $decname = $filename);
1034 warn sprintf "saving %s (%d,%d)\n", 1196 warn sprintf "saving %s (%d,%d)\n",
1035 $decname, length $$rdata, scalar @$objs; 1197 $decname, length $$rdata, scalar @$objs;
1036 1198
1037 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1199 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038 chmod SAVE_MODE, $fh; 1200 aio_chmod $fh, SAVE_MODE;
1039 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1201 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040 aio_fsync $fh if $cf::USE_FSYNC; 1202 if ($cf::USE_FSYNC) {
1203 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;
1204 aio_fsync $fh;
1205 }
1041 close $fh; 1206 aio_close $fh;
1042 1207
1043 if (@$objs) { 1208 if (@$objs) {
1044 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1209 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045 chmod SAVE_MODE, $fh; 1210 aio_chmod $fh, SAVE_MODE;
1046 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1211 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047 aio_write $fh, 0, (length $data), $data, 0; 1212 aio_write $fh, 0, (length $data), $data, 0;
1048 aio_fsync $fh if $cf::USE_FSYNC; 1213 if ($cf::USE_FSYNC) {
1214 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;
1215 aio_fsync $fh;
1216 }
1049 close $fh; 1217 aio_close $fh;
1050 aio_rename "$filename.pst~", "$filename.pst"; 1218 aio_rename "$filename.pst~", "$filename.pst";
1051 } 1219 }
1052 } else { 1220 } else {
1053 aio_unlink "$filename.pst"; 1221 aio_unlink "$filename.pst";
1054 } 1222 }
1055 1223
1056 aio_rename "$filename~", $filename; 1224 aio_rename "$filename~", $filename;
1225
1226 $filename =~ s%/[^/]+$%%;
1227 aio_pathsync $filename if $cf::USE_FSYNC;
1057 } else { 1228 } else {
1058 warn "FATAL: $filename~: $!\n"; 1229 warn "unable to save objects: $filename~: $!\n";
1059 } 1230 }
1060 } else { 1231 } else {
1061 aio_unlink $filename; 1232 aio_unlink $filename;
1062 aio_unlink "$filename.pst"; 1233 aio_unlink "$filename.pst";
1063 } 1234 }
1082 1253
1083 unless (aio_stat "$filename.pst") { 1254 unless (aio_stat "$filename.pst") {
1084 (aio_load "$filename.pst", $av) >= 0 1255 (aio_load "$filename.pst", $av) >= 0
1085 or return; 1256 or return;
1086 1257
1087 $av = eval { (Storable::thaw $av)->{objs} }; 1258 my $st = eval { Coro::Storable::thaw $av };
1259 $av = $st->{objs};
1088 } 1260 }
1089 1261
1090 utf8::decode (my $decname = $filename); 1262 utf8::decode (my $decname = $filename);
1091 warn sprintf "loading %s (%d,%d)\n", 1263 warn sprintf "loading %s (%d,%d)\n",
1092 $decname, length $data, scalar @{$av || []}; 1264 $decname, length $data, scalar @{$av || []};
1153 my ($name, $cb) = @_; 1325 my ($name, $cb) = @_;
1154 1326
1155 $EXTICMD{$name} = $cb; 1327 $EXTICMD{$name} = $cb;
1156} 1328}
1157 1329
1330use File::Glob ();
1331
1158cf::player->attach ( 1332cf::player->attach (
1159 on_command => sub { 1333 on_unknown_command => sub {
1160 my ($pl, $name, $params) = @_; 1334 my ($pl, $name, $params) = @_;
1161 1335
1162 my $cb = $COMMAND{$name} 1336 my $cb = $COMMAND{$name}
1163 or return; 1337 or return;
1164 1338
1194 1368
1195 cf::override; 1369 cf::override;
1196 }, 1370 },
1197); 1371);
1198 1372
1373# "readahead" all extensions
1374sub cache_extensions {
1375 my $grp = IO::AIO::aio_group;
1376
1377 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1378 for (grep /\.ext$/, @{$_[0]}) {
1379 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1380 }
1381 };
1382
1383 $grp
1384}
1385
1199sub load_extensions { 1386sub load_extensions {
1200 cf::sync_job { 1387 cf::sync_job {
1201 my %todo; 1388 my %todo;
1202 1389
1203 for my $path (<$LIBDIR/*.ext>) { 1390 for my $path (<$LIBDIR/*.ext>) {
1222 1409
1223 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1410 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1411 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225 1412
1226 $ext{source} = 1413 $ext{source} =
1227 "package $pkg; use strict; use utf8;\n" 1414 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228 . "#line 1 \"$path\"\n{\n" 1415 . "#line 1 \"$path\"\n{\n"
1229 . $source 1416 . $source
1230 . "\n};\n1"; 1417 . "\n};\n1";
1231 1418
1232 $todo{$base} = \%ext; 1419 $todo{$base} = \%ext;
1233 } 1420 }
1234 1421
1422 my $pass = 0;
1235 my %done; 1423 my %done;
1236 while (%todo) { 1424 while (%todo) {
1237 my $progress; 1425 my $progress;
1238 1426
1427 ++$pass;
1428
1429 ext:
1239 while (my ($k, $v) = each %todo) { 1430 while (my ($k, $v) = each %todo) {
1240 for (split /,\s*/, $v->{meta}{depends}) { 1431 for (split /,\s*/, $v->{meta}{depends}) {
1241 goto skip 1432 next ext
1242 unless exists $done{$_}; 1433 unless exists $done{$_};
1243 } 1434 }
1244 1435
1245 warn "... loading '$k' into '$v->{pkg}'\n"; 1436 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246 1437
1247 unless (eval $v->{source}) { 1438 my $active = eval $v->{source};
1439
1440 if (length $@) {
1248 my $msg = $@ ? "$v->{path}: $@\n" 1441 warn "$v->{path}: $@\n";
1249 : "$v->{base}: extension inactive.\n";
1250 1442
1443 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251 if (exists $v->{meta}{mandatory}) { 1444 if exists $v->{meta}{mandatory};
1252 warn $msg; 1445
1253 warn "mandatory extension failed to load, exiting.\n"; 1446 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254 exit 1; 1447 delete $todo{$k};
1255 } 1448 } else {
1256 1449 $done{$k} = delete $todo{$k};
1257 warn $msg; 1450 push @EXTS, $v->{pkg};
1451 $progress = 1;
1452
1453 warn "$v->{base}: extension inactive.\n"
1454 unless $active;
1258 } 1455 }
1259
1260 $done{$k} = delete $todo{$k};
1261 push @EXTS, $v->{pkg};
1262 $progress = 1;
1263 } 1456 }
1264 1457
1265 skip: 1458 unless ($progress) {
1266 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1459 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267 unless $progress; 1460
1461 while (my ($k, $v) = each %todo) {
1462 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1463 if exists $v->{meta}{mandatory};
1464 }
1465 }
1268 } 1466 }
1269 }; 1467 };
1270} 1468}
1271 1469
1272############################################################################# 1470#############################################################################
1273 1471
1274=back 1472=back
1275 1473
1276=head2 CORE EXTENSIONS 1474=head2 CORE EXTENSIONS
1277 1475
1278Functions and methods that extend core crossfire objects. 1476Functions and methods that extend core deliantra objects.
1279 1477
1280=cut 1478=cut
1281 1479
1282package cf::player; 1480package cf::player;
1283 1481
1326 1524
1327sub exists($) { 1525sub exists($) {
1328 my ($login) = @_; 1526 my ($login) = @_;
1329 1527
1330 $cf::PLAYER{$login} 1528 $cf::PLAYER{$login}
1331 or cf::sync_job { !aio_stat path $login } 1529 or !aio_stat path $login
1332} 1530}
1333 1531
1334sub find($) { 1532sub find($) {
1335 return $cf::PLAYER{$_[0]} || do { 1533 return $cf::PLAYER{$_[0]} || do {
1336 my $login = $_[0]; 1534 my $login = $_[0];
1348 my $f = new_from_file cf::object::thawer path $login 1546 my $f = new_from_file cf::object::thawer path $login
1349 or return; 1547 or return;
1350 1548
1351 my $pl = cf::player::load_pl $f 1549 my $pl = cf::player::load_pl $f
1352 or return; 1550 or return;
1551
1353 local $cf::PLAYER_LOADING{$login} = $pl; 1552 local $cf::PLAYER_LOADING{$login} = $pl;
1354 $f->resolve_delayed_derefs; 1553 $f->resolve_delayed_derefs;
1355 $cf::PLAYER{$login} = $pl 1554 $cf::PLAYER{$login} = $pl
1356 } 1555 }
1357 } 1556 }
1358} 1557}
1359 1558
1559cf::player->attach (
1560 on_load => sub {
1561 my ($pl, $path) = @_;
1562
1563 # restore slots saved in save, below
1564 my $slots = delete $pl->{_slots};
1565
1566 $pl->ob->current_weapon ($slots->[0]);
1567 $pl->combat_ob ($slots->[1]);
1568 $pl->ranged_ob ($slots->[2]);
1569 },
1570);
1571
1360sub save($) { 1572sub save($) {
1361 my ($pl) = @_; 1573 my ($pl) = @_;
1362 1574
1363 return if $pl->{deny_save}; 1575 return if $pl->{deny_save};
1364 1576
1367 1579
1368 return if $pl->{deny_save}; 1580 return if $pl->{deny_save};
1369 1581
1370 aio_mkdir playerdir $pl, 0770; 1582 aio_mkdir playerdir $pl, 0770;
1371 $pl->{last_save} = $cf::RUNTIME; 1583 $pl->{last_save} = $cf::RUNTIME;
1584
1585 cf::get_slot 0.01;
1586
1587 # save slots, to be restored later
1588 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1372 1589
1373 $pl->save_pl ($path); 1590 $pl->save_pl ($path);
1374 cf::cede_to_tick; 1591 cf::cede_to_tick;
1375} 1592}
1376 1593
1408 my ($pl) = @_; 1625 my ($pl) = @_;
1409 1626
1410 my $name = $pl->ob->name; 1627 my $name = $pl->ob->name;
1411 1628
1412 $pl->{deny_save} = 1; 1629 $pl->{deny_save} = 1;
1413 $pl->password ("*"); # this should lock out the player until we nuked the dir 1630 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1414 1631
1415 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1632 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416 $pl->deactivate; 1633 $pl->deactivate;
1634 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1635 $pl->ob->check_score;
1417 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1636 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1418 $pl->ns->destroy if $pl->ns; 1637 $pl->ns->destroy if $pl->ns;
1419 1638
1420 my $path = playerdir $pl; 1639 my $path = playerdir $pl;
1421 my $temp = "$path~$cf::RUNTIME~deleting~"; 1640 my $temp = "$path~$cf::RUNTIME~deleting~";
1460 1679
1461 for my $login (@$dirs) { 1680 for my $login (@$dirs) {
1462 my $path = path $login; 1681 my $path = path $login;
1463 1682
1464 # a .pst is a dead give-away for a valid player 1683 # a .pst is a dead give-away for a valid player
1465 unless (-e "$path.pst") { 1684 # if no pst file found, open and chekc for blocked users
1685 if (aio_stat "$path.pst") {
1466 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1686 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467 aio_read $fh, 0, 512, my $buf, 0 or next; 1687 aio_read $fh, 0, 512, my $buf, 0 or next;
1468 $buf !~ /^password -------------$/m or next; # official not-valid tag 1688 $buf !~ /^password -------------$/m or next; # official not-valid tag
1469 } 1689 }
1470 1690
1474 1694
1475 \@logins 1695 \@logins
1476} 1696}
1477 1697
1478=item $player->maps 1698=item $player->maps
1699
1700=item cf::player::maps $login
1479 1701
1480Returns an arrayref of map paths that are private for this 1702Returns an arrayref of map paths that are private for this
1481player. May block. 1703player. May block.
1482 1704
1483=cut 1705=cut
1501 } 1723 }
1502 1724
1503 \@paths 1725 \@paths
1504} 1726}
1505 1727
1506=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1728=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507 1729
1508Expand crossfire pod fragments into protocol xml. 1730Expand deliantra pod fragments into protocol xml.
1509
1510=cut
1511
1512sub expand_cfpod {
1513 ((my $self), (local $_)) = @_;
1514
1515 # escape & and <
1516 s/&/&amp;/g;
1517 s/(?<![BIUGHT])</&lt;/g;
1518
1519 # this is buggy, it needs to properly take care of nested <'s
1520
1521 1 while
1522 # replace B<>, I<>, U<> etc.
1523 s/B<([^\>]*)>/<b>$1<\/b>/
1524 || s/I<([^\>]*)>/<i>$1<\/i>/
1525 || s/U<([^\>]*)>/<u>$1<\/u>/
1526 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527 # replace G<male|female> tags
1528 || s{G<([^>|]*)\|([^>]*)>}{
1529 $self->gender ? $2 : $1
1530 }ge
1531 # replace H<hint text>
1532 || s{H<([^\>]*)>}
1533 {
1534 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536 "")
1537 [$self->{hintmode}]
1538 }ge;
1539
1540 # create single paragraphs (very hackish)
1541 s/(?<=\S)\n(?=\w)/ /g;
1542
1543 # compress some whitespace
1544 s/\s+\n/\n/g; # ws line-ends
1545 s/\n\n+/\n/g; # double lines
1546 s/^\n+//; # beginning lines
1547 s/\n+$//; # ending lines
1548
1549 $_
1550}
1551
1552sub hintmode {
1553 $_[0]{hintmode} = $_[1] if @_ > 1;
1554 $_[0]{hintmode}
1555}
1556 1731
1557=item $player->ext_reply ($msgid, @msg) 1732=item $player->ext_reply ($msgid, @msg)
1558 1733
1559Sends an ext reply to the player. 1734Sends an ext reply to the player.
1560 1735
1592 1767
1593=cut 1768=cut
1594 1769
1595sub find_by_path($) { 1770sub find_by_path($) {
1596 my ($path) = @_; 1771 my ($path) = @_;
1772
1773 $path =~ s/^~[^\/]*//; # skip ~login
1597 1774
1598 my ($match, $specificity); 1775 my ($match, $specificity);
1599 1776
1600 for my $region (list) { 1777 for my $region (list) {
1601 if ($region->{match} && $path =~ $region->{match}) { 1778 if ($region->{match} && $path =~ $region->{match}) {
1627our $MAX_RESET = 3600; 1804our $MAX_RESET = 3600;
1628our $DEFAULT_RESET = 3000; 1805our $DEFAULT_RESET = 3000;
1629 1806
1630sub generate_random_map { 1807sub generate_random_map {
1631 my ($self, $rmp) = @_; 1808 my ($self, $rmp) = @_;
1809
1810 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1811
1632 # mit "rum" bekleckern, nicht 1812 # mit "rum" bekleckern, nicht
1633 $self->_create_random_map ( 1813 $self->_create_random_map (
1634 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1814 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1815 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1636 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1816 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637 $rmp->{exit_on_final_map}, 1817 $rmp->{exit_on_final_map},
1638 $rmp->{xsize}, $rmp->{ysize}, 1818 $rmp->{xsize}, $rmp->{ysize},
1639 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, 1819 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, 1820 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1662 1842
1663 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1843 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664} 1844}
1665 1845
1666# also paths starting with '/' 1846# also paths starting with '/'
1667$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1847$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668 1848
1669sub thawer_merge { 1849sub thawer_merge {
1670 my ($self, $merge) = @_; 1850 my ($self, $merge) = @_;
1671 1851
1672 # we have to keep some variables in memory intact 1852 # we have to keep some variables in memory intact
1758 1938
1759# the temporary/swap location 1939# the temporary/swap location
1760sub save_path { 1940sub save_path {
1761 my ($self) = @_; 1941 my ($self) = @_;
1762 1942
1763 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1943 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764 "$TMPDIR/$path.map" 1944 "$TMPDIR/$path.map"
1765} 1945}
1766 1946
1767# the unique path, undef == no special unique path 1947# the unique path, undef == no special unique path
1768sub uniq_path { 1948sub uniq_path {
1769 my ($self) = @_; 1949 my ($self) = @_;
1770 1950
1771 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1951 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772 "$UNIQUEDIR/$path" 1952 "$UNIQUEDIR/$path"
1773}
1774
1775# and all this just because we cannot iterate over
1776# all maps in C++...
1777sub change_all_map_light {
1778 my ($change) = @_;
1779
1780 $_->change_map_light ($change)
1781 for grep $_->outdoor, values %cf::MAP;
1782} 1953}
1783 1954
1784sub decay_objects { 1955sub decay_objects {
1785 my ($self) = @_; 1956 my ($self) = @_;
1786 1957
1870sub find { 2041sub find {
1871 my ($path, $origin) = @_; 2042 my ($path, $origin) = @_;
1872 2043
1873 $path = normalise $path, $origin && $origin->path; 2044 $path = normalise $path, $origin && $origin->path;
1874 2045
1875 cf::lock_wait "map_data:$path";#d#remove 2046 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876 cf::lock_wait "map_find:$path"; 2047 my $guard2 = cf::lock_acquire "map_find:$path";
1877 2048
1878 $cf::MAP{$path} || do { 2049 $cf::MAP{$path} || do {
1879 my $guard1 = cf::lock_acquire "map_find:$path";
1880 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882 my $map = new_from_path cf::map $path 2050 my $map = new_from_path cf::map $path
1883 or return; 2051 or return;
1884 2052
1885 $map->{last_save} = $cf::RUNTIME; 2053 $map->{last_save} = $cf::RUNTIME;
1886 2054
1888 or return; 2056 or return;
1889 2057
1890 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2058 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891 # doing this can freeze the server in a sync job, obviously 2059 # doing this can freeze the server in a sync job, obviously
1892 #$cf::WAIT_FOR_TICK->wait; 2060 #$cf::WAIT_FOR_TICK->wait;
2061 undef $guard2;
1893 undef $guard1; 2062 undef $guard1;
1894 undef $guard2;
1895 $map->reset; 2063 $map->reset;
1896 return find $path; 2064 return find $path;
1897 } 2065 }
1898 2066
1899 $cf::MAP{$path} = $map 2067 $cf::MAP{$path} = $map
1900 } 2068 }
1901} 2069}
1902 2070
1903sub pre_load { } 2071sub pre_load { }
1904sub post_load { } 2072#sub post_load { } # XS
1905 2073
1906sub load { 2074sub load {
1907 my ($self) = @_; 2075 my ($self) = @_;
1908 2076
1909 local $self->{deny_reset} = 1; # loading can take a long time 2077 local $self->{deny_reset} = 1; # loading can take a long time
1926 my $f = new_from_file cf::object::thawer $self->{load_path}; 2094 my $f = new_from_file cf::object::thawer $self->{load_path};
1927 $f->skip_block; 2095 $f->skip_block;
1928 $self->_load_objects ($f) 2096 $self->_load_objects ($f)
1929 or return; 2097 or return;
1930 2098
1931 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2099 $self->post_load_original
1932 if delete $self->{load_original}; 2100 if delete $self->{load_original};
1933 2101
1934 if (my $uniq = $self->uniq_path) { 2102 if (my $uniq = $self->uniq_path) {
1935 utf8::encode $uniq; 2103 utf8::encode $uniq;
1936 unless (aio_stat $uniq) { 2104 unless (aio_stat $uniq) {
1954 unless ($self->{deny_activate}) { 2122 unless ($self->{deny_activate}) {
1955 $self->decay_objects; 2123 $self->decay_objects;
1956 $self->fix_auto_apply; 2124 $self->fix_auto_apply;
1957 $self->update_buttons; 2125 $self->update_buttons;
1958 cf::cede_to_tick; 2126 cf::cede_to_tick;
1959 $self->set_darkness_map;
1960 cf::cede_to_tick;
1961 $self->activate; 2127 $self->activate;
1962 } 2128 }
1963 2129
1964 $self->{last_save} = $cf::RUNTIME; 2130 $self->{last_save} = $cf::RUNTIME;
1965 $self->last_access ($cf::RUNTIME); 2131 $self->last_access ($cf::RUNTIME);
1966 2132
1967 $self->in_memory (cf::MAP_IN_MEMORY); 2133 $self->in_memory (cf::MAP_ACTIVE);
1968 } 2134 }
1969 2135
1970 $self->post_load; 2136 $self->post_load;
1971} 2137}
1972 2138
2139# customize the map for a given player, i.e.
2140# return the _real_ map. used by e.g. per-player
2141# maps to change the path to ~playername/mappath
1973sub customise_for { 2142sub customise_for {
1974 my ($self, $ob) = @_; 2143 my ($self, $ob) = @_;
1975 2144
1976 return find "~" . $ob->name . "/" . $self->{path} 2145 return find "~" . $ob->name . "/" . $self->{path}
1977 if $self->per_player; 2146 if $self->per_player;
2030 my ($path, $origin, $load) = @_; 2199 my ($path, $origin, $load) = @_;
2031 2200
2032 $path = normalise $path, $origin && $origin->{path}; 2201 $path = normalise $path, $origin && $origin->{path};
2033 2202
2034 if (my $map = $cf::MAP{$path}) { 2203 if (my $map = $cf::MAP{$path}) {
2035 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2204 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036 } 2205 }
2037 2206
2038 $MAP_PREFETCH{$path} |= $load; 2207 $MAP_PREFETCH{$path} |= $load;
2039 2208
2040 $MAP_PREFETCHER ||= cf::async { 2209 $MAP_PREFETCHER ||= cf::async {
2210 $Coro::current->{desc} = "map prefetcher";
2211
2041 while (%MAP_PREFETCH) { 2212 while (%MAP_PREFETCH) {
2042 while (my ($k, $v) = each %MAP_PREFETCH) { 2213 while (my ($k, $v) = each %MAP_PREFETCH) {
2043 if (my $map = find $k) { 2214 if (my $map = find $k) {
2044 $map->load if $v; 2215 $map->load if $v;
2045 } 2216 }
2052 $MAP_PREFETCHER->prio (6); 2223 $MAP_PREFETCHER->prio (6);
2053 2224
2054 () 2225 ()
2055} 2226}
2056 2227
2228# common code, used by both ->save and ->swapout
2057sub save { 2229sub _save {
2058 my ($self) = @_; 2230 my ($self) = @_;
2059
2060 my $lock = cf::lock_acquire "map_data:$self->{path}";
2061 2231
2062 $self->{last_save} = $cf::RUNTIME; 2232 $self->{last_save} = $cf::RUNTIME;
2063 2233
2064 return unless $self->dirty; 2234 return unless $self->dirty;
2065 2235
2071 return if $self->{deny_save}; 2241 return if $self->{deny_save};
2072 2242
2073 local $self->{last_access} = $self->last_access;#d# 2243 local $self->{last_access} = $self->last_access;#d#
2074 2244
2075 cf::async { 2245 cf::async {
2246 $Coro::current->{desc} = "map player save";
2076 $_->contr->save for $self->players; 2247 $_->contr->save for $self->players;
2077 }; 2248 };
2249
2250 cf::get_slot 0.02;
2078 2251
2079 if ($uniq) { 2252 if ($uniq) {
2080 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2253 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2254 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2082 } else { 2255 } else {
2083 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2256 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084 } 2257 }
2085} 2258}
2086 2259
2260sub save {
2261 my ($self) = @_;
2262
2263 my $lock = cf::lock_acquire "map_data:$self->{path}";
2264
2265 $self->_save;
2266}
2267
2087sub swap_out { 2268sub swap_out {
2088 my ($self) = @_; 2269 my ($self) = @_;
2089 2270
2090 # save first because save cedes
2091 $self->save;
2092
2093 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2271 my $lock = cf::lock_acquire "map_data:$self->{path}";
2094 2272
2273 return if $self->in_memory != cf::MAP_ACTIVE;
2274 return if $self->{deny_save};
2095 return if $self->players; 2275 return if $self->players;
2096 return if $self->in_memory != cf::MAP_IN_MEMORY;
2097 return if $self->{deny_save};
2098 2276
2277 # first deactivate the map and "unlink" it from the core
2278 $self->deactivate;
2279 $_->clear_links_to ($self) for values %cf::MAP;
2099 $self->in_memory (cf::MAP_SWAPPED); 2280 $self->in_memory (cf::MAP_SWAPPED);
2281
2282 # then atomically save
2283 $self->_save;
2284
2285 # then free the map
2286 $self->clear;
2287}
2288
2289sub reset_at {
2290 my ($self) = @_;
2291
2292 # TODO: safety, remove and allow resettable per-player maps
2293 return 1e99 if $self->{deny_reset};
2294
2295 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2296 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2297
2298 $time + $to
2299}
2300
2301sub should_reset {
2302 my ($self) = @_;
2303
2304 $self->reset_at <= $cf::RUNTIME
2305}
2306
2307sub reset {
2308 my ($self) = @_;
2309
2310 my $lock = cf::lock_acquire "map_data:$self->{path}";
2311
2312 return if $self->players;
2313
2314 warn "resetting map ", $self->path, "\n";
2315
2316 $self->in_memory (cf::MAP_SWAPPED);
2317
2318 # need to save uniques path
2319 unless ($self->{deny_save}) {
2320 my $uniq = $self->uniq_path; utf8::encode $uniq;
2321
2322 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2323 if $uniq;
2324 }
2325
2326 delete $cf::MAP{$self->path};
2100 2327
2101 $self->deactivate; 2328 $self->deactivate;
2102 $_->clear_links_to ($self) for values %cf::MAP; 2329 $_->clear_links_to ($self) for values %cf::MAP;
2103 $self->clear; 2330 $self->clear;
2104}
2105
2106sub reset_at {
2107 my ($self) = @_;
2108
2109 # TODO: safety, remove and allow resettable per-player maps
2110 return 1e99 if $self->{deny_reset};
2111
2112 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115 $time + $to
2116}
2117
2118sub should_reset {
2119 my ($self) = @_;
2120
2121 $self->reset_at <= $cf::RUNTIME
2122}
2123
2124sub reset {
2125 my ($self) = @_;
2126
2127 my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129 return if $self->players;
2130
2131 warn "resetting map ", $self->path;
2132
2133 $self->in_memory (cf::MAP_SWAPPED);
2134
2135 # need to save uniques path
2136 unless ($self->{deny_save}) {
2137 my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139 $self->_save_objects ($uniq, cf::IO_UNIQUES)
2140 if $uniq;
2141 }
2142
2143 delete $cf::MAP{$self->path};
2144
2145 $self->deactivate;
2146 $_->clear_links_to ($self) for values %cf::MAP;
2147 $self->clear;
2148 2331
2149 $self->unlink_save; 2332 $self->unlink_save;
2150 $self->destroy; 2333 $self->destroy;
2151} 2334}
2152 2335
2160 2343
2161 delete $cf::MAP{$self->path}; 2344 delete $cf::MAP{$self->path};
2162 2345
2163 $self->unlink_save; 2346 $self->unlink_save;
2164 2347
2165 bless $self, "cf::map"; 2348 bless $self, "cf::map::wrap";
2166 delete $self->{deny_reset}; 2349 delete $self->{deny_reset};
2167 $self->{deny_save} = 1; 2350 $self->{deny_save} = 1;
2168 $self->reset_timeout (1); 2351 $self->reset_timeout (1);
2169 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2352 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170 2353
2219 2402
2220sub unique_maps() { 2403sub unique_maps() {
2221 [ 2404 [
2222 map { 2405 map {
2223 utf8::decode $_; 2406 utf8::decode $_;
2224 /\.map$/ 2407 s/\.map$//; # TODO future compatibility hack
2408 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2409 ? ()
2225 ? normalise $_ 2410 : normalise $_
2226 : ()
2227 } @{ aio_readdir $UNIQUEDIR or [] } 2411 } @{ aio_readdir $UNIQUEDIR or [] }
2228 ] 2412 ]
2229} 2413}
2230 2414
2231package cf; 2415=item cf::map::static_maps
2416
2417Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2418file in the shared directory excluding F</styles> and F</editor>). May
2419block.
2420
2421=cut
2422
2423sub static_maps() {
2424 my @dirs = "";
2425 my @maps;
2426
2427 while (@dirs) {
2428 my $dir = shift @dirs;
2429
2430 next if $dir eq "/styles" || $dir eq "/editor";
2431
2432 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2433 or return;
2434
2435 for (@$files) {
2436 s/\.map$// or next;
2437 utf8::decode $_;
2438 push @maps, "$dir/$_";
2439 }
2440
2441 push @dirs, map "$dir/$_", @$dirs;
2442 }
2443
2444 \@maps
2445}
2232 2446
2233=back 2447=back
2234 2448
2235=head3 cf::object 2449=head3 cf::object
2236 2450
2240 2454
2241=over 4 2455=over 4
2242 2456
2243=item $ob->inv_recursive 2457=item $ob->inv_recursive
2244 2458
2245Returns the inventory of the object _and_ their inventories, recursively. 2459Returns the inventory of the object I<and> their inventories, recursively,
2460but I<not> the object itself.
2246 2461
2247=cut 2462=cut
2248 2463
2249sub inv_recursive_; 2464sub inv_recursive_;
2250sub inv_recursive_ { 2465sub inv_recursive_ {
2255 inv_recursive_ inv $_[0] 2470 inv_recursive_ inv $_[0]
2256} 2471}
2257 2472
2258=item $ref = $ob->ref 2473=item $ref = $ob->ref
2259 2474
2260creates and returns a persistent reference to an objetc that can be stored as a string. 2475Creates and returns a persistent reference to an object that can be stored as a string.
2261 2476
2262=item $ob = cf::object::deref ($refstring) 2477=item $ob = cf::object::deref ($refstring)
2263 2478
2264returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2479returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265even if the object actually exists. May block. 2480even if the object actually exists. May block.
2267=cut 2482=cut
2268 2483
2269sub deref { 2484sub deref {
2270 my ($ref) = @_; 2485 my ($ref) = @_;
2271 2486
2272 # temporary compatibility#TODO#remove
2273 $ref =~ s{^<}{player/<};
2274
2275 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2487 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276 my ($uuid, $name) = ($1, $2); 2488 my ($uuid, $name) = ($1, $2);
2277 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2489 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278 or return; 2490 or return;
2279 $pl->ob->uuid eq $uuid 2491 $pl->ob->uuid eq $uuid
2280 or return; 2492 or return;
2300can be C<undef>. Does the right thing when the player is currently in a 2512can be C<undef>. Does the right thing when the player is currently in a
2301dialogue with the given NPC character. 2513dialogue with the given NPC character.
2302 2514
2303=cut 2515=cut
2304 2516
2517our $SAY_CHANNEL = {
2518 id => "say",
2519 title => "Map",
2520 reply => "say ",
2521 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2522};
2523
2524our $CHAT_CHANNEL = {
2525 id => "chat",
2526 title => "Chat",
2527 reply => "chat ",
2528 tooltip => "Player chat and shouts, global to the server.",
2529};
2530
2305# rough implementation of a future "reply" method that works 2531# rough implementation of a future "reply" method that works
2306# with dialog boxes. 2532# with dialog boxes.
2307#TODO: the first argument must go, split into a $npc->reply_to ( method 2533#TODO: the first argument must go, split into a $npc->reply_to ( method
2308sub cf::object::player::reply($$$;$) { 2534sub cf::object::player::reply($$$;$) {
2309 my ($self, $npc, $msg, $flags) = @_; 2535 my ($self, $npc, $msg, $flags) = @_;
2320 my $dialog = $pl->{npc_dialog}; 2546 my $dialog = $pl->{npc_dialog};
2321 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2547 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322 2548
2323 } else { 2549 } else {
2324 $msg = $npc->name . " says: $msg" if $npc; 2550 $msg = $npc->name . " says: $msg" if $npc;
2325 $self->message ($msg, $flags); 2551 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326 } 2552 }
2327 } 2553 }
2328} 2554}
2329 2555
2330=item $object->send_msg ($channel, $msg, $color, [extra...]) 2556=item $object->send_msg ($channel, $msg, $color, [extra...])
2355 2581
2356=item $player_object->enter_link 2582=item $player_object->enter_link
2357 2583
2358Freezes the player and moves him/her to a special map (C<{link}>). 2584Freezes the player and moves him/her to a special map (C<{link}>).
2359 2585
2360The player should be reasonably safe there for short amounts of time. You 2586The player should be reasonably safe there for short amounts of time (e.g.
2361I<MUST> call C<leave_link> as soon as possible, though. 2587for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2588though, as the palyer cannot control the character while it is on the link
2589map.
2362 2590
2363Will never block. 2591Will never block.
2364 2592
2365=item $player_object->leave_link ($map, $x, $y) 2593=item $player_object->leave_link ($map, $x, $y)
2366 2594
2391 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2619 return if UNIVERSAL::isa $self->map, "ext::map_link";
2392 2620
2393 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2621 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394 if $self->map && $self->map->{path} ne "{link}"; 2622 if $self->map && $self->map->{path} ne "{link}";
2395 2623
2396 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2624 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2397} 2625}
2398 2626
2399sub cf::object::player::leave_link { 2627sub cf::object::player::leave_link {
2400 my ($self, $map, $x, $y) = @_; 2628 my ($self, $map, $x, $y) = @_;
2401 2629
2418 ($x, $y) = (-1, -1) 2646 ($x, $y) = (-1, -1)
2419 unless (defined $x) && (defined $y); 2647 unless (defined $x) && (defined $y);
2420 2648
2421 # use -1 or undef as default coordinates, not 0, 0 2649 # use -1 or undef as default coordinates, not 0, 0
2422 ($x, $y) = ($map->enter_x, $map->enter_y) 2650 ($x, $y) = ($map->enter_x, $map->enter_y)
2423 if $x <=0 && $y <= 0; 2651 if $x <= 0 && $y <= 0;
2424 2652
2425 $map->load; 2653 $map->load;
2426 $map->load_neighbours; 2654 $map->load_neighbours;
2427 2655
2428 return unless $self->contr->active; 2656 return unless $self->contr->active;
2429 $self->activate_recursive;
2430 2657
2431 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2658 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432 $self->enter_map ($map, $x, $y); 2659 $self->enter_map ($map, $x, $y);
2660
2661 # only activate afterwards, to support waiting in hooks
2662 $self->activate_recursive
2663 unless exists $self->{_link_pos}; # maybe we re in-flight again
2433} 2664}
2434 2665
2435=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2666=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2436 2667
2437Moves the player to the given map-path and coordinates by first freezing 2668Moves the player to the given map-path and coordinates by first freezing
2438her, loading and preparing them map, calling the provided $check callback 2669her, loading and preparing them map, calling the provided $check callback
2439that has to return the map if sucecssful, and then unfreezes the player on 2670that has to return the map if sucecssful, and then unfreezes the player on
2440the new (success) or old (failed) map position. In either case, $done will 2671the new (success) or old (failed) map position. In either case, $done will
2441be called at the end of this process. 2672be called at the end of this process.
2442 2673
2674Note that $check will be called with a potentially non-loaded map, so if
2675it needs a loaded map it has to call C<< ->load >>.
2676
2443=cut 2677=cut
2444 2678
2445our $GOTOGEN; 2679our $GOTOGEN;
2446 2680
2447sub cf::object::player::goto { 2681sub cf::object::player::goto {
2451 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2685 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452 2686
2453 $self->enter_link; 2687 $self->enter_link;
2454 2688
2455 (async { 2689 (async {
2690 $Coro::current->{desc} = "player::goto $path $x $y";
2691
2456 # *tag paths override both path and x|y 2692 # *tag paths override both path and x|y
2457 if ($path =~ /^\*(.*)$/) { 2693 if ($path =~ /^\*(.*)$/) {
2458 if (my @obs = grep $_->map, ext::map_tags::find $1) { 2694 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459 my $ob = $obs[rand @obs]; 2695 my $ob = $obs[rand @obs];
2460 2696
2523} 2759}
2524 2760
2525sub prepare_random_map { 2761sub prepare_random_map {
2526 my ($exit) = @_; 2762 my ($exit) = @_;
2527 2763
2528 my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530 # all this does is basically replace the /! path by 2764 # all this does is basically replace the /! path by
2531 # a new random map path (?random/...) with a seed 2765 # a new random map path (?random/...) with a seed
2532 # that depends on the exit object 2766 # that depends on the exit object
2533 2767
2534 my $rmp = parse_random_map_params $exit->msg; 2768 my $rmp = parse_random_map_params $exit->msg;
2536 if ($exit->map) { 2770 if ($exit->map) {
2537 $rmp->{region} = $exit->region->name; 2771 $rmp->{region} = $exit->region->name;
2538 $rmp->{origin_map} = $exit->map->path; 2772 $rmp->{origin_map} = $exit->map->path;
2539 $rmp->{origin_x} = $exit->x; 2773 $rmp->{origin_x} = $exit->x;
2540 $rmp->{origin_y} = $exit->y; 2774 $rmp->{origin_y} = $exit->y;
2775
2776 $exit->map->touch;
2541 } 2777 }
2542 2778
2543 $rmp->{random_seed} ||= $exit->random_seed; 2779 $rmp->{random_seed} ||= $exit->random_seed;
2544 2780
2545 my $data = cf::to_json $rmp; 2781 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546 my $md5 = Digest::MD5::md5_hex $data; 2782 my $md5 = Digest::MD5::md5_hex $data;
2547 my $meta = "$RANDOMDIR/$md5.meta"; 2783 my $meta = "$RANDOMDIR/$md5.meta";
2548 2784
2549 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2785 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550 aio_write $fh, 0, (length $data), $data, 0; 2786 aio_write $fh, 0, (length $data), $data, 0;
2551 undef $fh; 2787 undef $fh;
2552 aio_rename "$meta~", $meta; 2788 aio_rename "$meta~", $meta;
2553 2789
2790 my $slaying = "?random/$md5";
2791
2792 if ($exit->valid) {
2554 $exit->slaying ("?random/$md5"); 2793 $exit->slaying ("?random/$md5");
2555 $exit->msg (undef); 2794 $exit->msg (undef);
2795 }
2556 } 2796 }
2557} 2797}
2558 2798
2559sub cf::object::player::enter_exit { 2799sub cf::object::player::enter_exit {
2560 my ($self, $exit) = @_; 2800 my ($self, $exit) = @_;
2561 2801
2562 return unless $self->type == cf::PLAYER; 2802 return unless $self->type == cf::PLAYER;
2563 2803
2564 if ($exit->slaying eq "/!") {
2565 #TODO: this should de-fi-ni-te-ly not be a sync-job
2566 # the problem is that $exit might not survive long enough
2567 # so it needs to be done right now, right here
2568 cf::sync_job { prepare_random_map $exit };
2569 }
2570
2571 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572 my $hp = $exit->stats->hp;
2573 my $sp = $exit->stats->sp;
2574
2575 $self->enter_link; 2804 $self->enter_link;
2576 2805
2577 # if exit is damned, update players death & WoR home-position
2578 $self->contr->savebed ($slaying, $hp, $sp)
2579 if $exit->flag (FLAG_DAMNED);
2580
2581 (async { 2806 (async {
2582 $self->deactivate_recursive; # just to be sure 2807 $Coro::current->{desc} = "enter_exit";
2808
2583 unless (eval { 2809 unless (eval {
2810 $self->deactivate_recursive; # just to be sure
2811
2812 # random map handling
2813 {
2814 my $guard = cf::lock_acquire "exit_prepare:$exit";
2815
2816 prepare_random_map $exit
2817 if $exit->slaying eq "/!";
2818 }
2819
2820 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2821 my $x = $exit->stats->hp;
2822 my $y = $exit->stats->sp;
2823
2584 $self->goto ($slaying, $hp, $sp); 2824 $self->goto ($map, $x, $y);
2585 2825
2826 # if exit is damned, update players death & WoR home-position
2827 $self->contr->savebed ($map, $x, $y)
2828 if $exit->flag (cf::FLAG_DAMNED);
2829
2586 1; 2830 1
2587 }) { 2831 }) {
2588 $self->message ("Something went wrong deep within the crossfire server. " 2832 $self->message ("Something went wrong deep within the deliantra server. "
2589 . "I'll try to bring you back to the map you were before. " 2833 . "I'll try to bring you back to the map you were before. "
2590 . "Please report this to the dungeon master!", 2834 . "Please report this to the dungeon master!",
2591 cf::NDI_UNIQUE | cf::NDI_RED); 2835 cf::NDI_UNIQUE | cf::NDI_RED);
2592 2836
2593 warn "ERROR in enter_exit: $@"; 2837 warn "ERROR in enter_exit: $@";
2610sub cf::client::send_drawinfo { 2854sub cf::client::send_drawinfo {
2611 my ($self, $text, $flags) = @_; 2855 my ($self, $text, $flags) = @_;
2612 2856
2613 utf8::encode $text; 2857 utf8::encode $text;
2614 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2858 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2859}
2860
2861=item $client->send_big_packet ($pkt)
2862
2863Like C<send_packet>, but tries to compress large packets, and fragments
2864them as required.
2865
2866=cut
2867
2868our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2869
2870sub cf::client::send_big_packet {
2871 my ($self, $pkt) = @_;
2872
2873 # try lzf for large packets
2874 $pkt = "lzf " . Compress::LZF::compress $pkt
2875 if 1024 <= length $pkt and $self->{can_lzf};
2876
2877 # split very large packets
2878 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2879 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2880 $pkt = "frag";
2881 }
2882
2883 $self->send_packet ($pkt);
2615} 2884}
2616 2885
2617=item $client->send_msg ($channel, $msg, $color, [extra...]) 2886=item $client->send_msg ($channel, $msg, $color, [extra...])
2618 2887
2619Send a drawinfo or msg packet to the client, formatting the msg for the 2888Send a drawinfo or msg packet to the client, formatting the msg for the
2621the message, with C<log> being the default. If C<$color> is negative, suppress 2890the message, with C<log> being the default. If C<$color> is negative, suppress
2622the message unless the client supports the msg packet. 2891the message unless the client supports the msg packet.
2623 2892
2624=cut 2893=cut
2625 2894
2895# non-persistent channels (usually the info channel)
2626our %CHANNEL = ( 2896our %CHANNEL = (
2897 "c/motd" => {
2898 id => "infobox",
2899 title => "MOTD",
2900 reply => undef,
2901 tooltip => "The message of the day",
2902 },
2627 "c/identify" => { 2903 "c/identify" => {
2628 id => "identify", 2904 id => "infobox",
2629 title => "Identify", 2905 title => "Identify",
2630 reply => undef, 2906 reply => undef,
2631 tooltip => "Items recently identified", 2907 tooltip => "Items recently identified",
2632 }, 2908 },
2633 "c/examine" => { 2909 "c/examine" => {
2634 id => "examine", 2910 id => "infobox",
2635 title => "Examine", 2911 title => "Examine",
2636 reply => undef, 2912 reply => undef,
2637 tooltip => "Signs and other items you examined", 2913 tooltip => "Signs and other items you examined",
2638 }, 2914 },
2915 "c/shopinfo" => {
2916 id => "infobox",
2917 title => "Shop Info",
2918 reply => undef,
2919 tooltip => "What your bargaining skill tells you about the shop",
2920 },
2921 "c/book" => {
2922 id => "infobox",
2923 title => "Book",
2924 reply => undef,
2925 tooltip => "The contents of a note or book",
2926 },
2927 "c/lookat" => {
2928 id => "infobox",
2929 title => "Look",
2930 reply => undef,
2931 tooltip => "What you saw there",
2932 },
2933 "c/who" => {
2934 id => "infobox",
2935 title => "Players",
2936 reply => undef,
2937 tooltip => "Shows players who are currently online",
2938 },
2939 "c/body" => {
2940 id => "infobox",
2941 title => "Body Parts",
2942 reply => undef,
2943 tooltip => "Shows which body parts you posess and are available",
2944 },
2945 "c/statistics" => {
2946 id => "infobox",
2947 title => "Statistics",
2948 reply => undef,
2949 tooltip => "Shows your primary statistics",
2950 },
2951 "c/skills" => {
2952 id => "infobox",
2953 title => "Skills",
2954 reply => undef,
2955 tooltip => "Shows your experience per skill and item power",
2956 },
2957 "c/shopitems" => {
2958 id => "infobox",
2959 title => "Shop Items",
2960 reply => undef,
2961 tooltip => "Shows the items currently for sale in this shop",
2962 },
2963 "c/resistances" => {
2964 id => "infobox",
2965 title => "Resistances",
2966 reply => undef,
2967 tooltip => "Shows your resistances",
2968 },
2969 "c/pets" => {
2970 id => "infobox",
2971 title => "Pets",
2972 reply => undef,
2973 tooltip => "Shows information abotu your pets/a specific pet",
2974 },
2975 "c/perceiveself" => {
2976 id => "infobox",
2977 title => "Perceive Self",
2978 reply => undef,
2979 tooltip => "You gained detailed knowledge about yourself",
2980 },
2981 "c/uptime" => {
2982 id => "infobox",
2983 title => "Uptime",
2984 reply => undef,
2985 tooltip => "How long the server has been running since last restart",
2986 },
2987 "c/mapinfo" => {
2988 id => "infobox",
2989 title => "Map Info",
2990 reply => undef,
2991 tooltip => "Information related to the maps",
2992 },
2993 "c/party" => {
2994 id => "party",
2995 title => "Party",
2996 reply => "gsay ",
2997 tooltip => "Messages and chat related to your party",
2998 },
2999 "c/death" => {
3000 id => "death",
3001 title => "Death",
3002 reply => undef,
3003 tooltip => "Reason for and more info about your most recent death",
3004 },
3005 "c/say" => $SAY_CHANNEL,
3006 "c/chat" => $CHAT_CHANNEL,
2639); 3007);
2640 3008
2641sub cf::client::send_msg { 3009sub cf::client::send_msg {
2642 my ($self, $channel, $msg, $color, @extra) = @_; 3010 my ($self, $channel, $msg, $color, @extra) = @_;
2643 3011
2644 $msg = $self->pl->expand_cfpod ($msg); 3012 $msg = $self->pl->expand_cfpod ($msg)
3013 unless $color & cf::NDI_VERBATIM;
2645 3014
2646 $color &= cf::NDI_CLIENT_MASK; # just in case... 3015 $color &= cf::NDI_CLIENT_MASK; # just in case...
2647 3016
2648 # check predefined channels, for the benefit of C 3017 # check predefined channels, for the benefit of C
2649 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 3018 if ($CHANNEL{$channel}) {
3019 $channel = $CHANNEL{$channel};
2650 3020
3021 $self->ext_msg (channel_info => $channel);
3022 $channel = $channel->{id};
3023
2651 if (ref $channel) { 3024 } elsif (ref $channel) {
2652 # send meta info to client, if not yet sent 3025 # send meta info to client, if not yet sent
2653 unless (exists $self->{channel}{$channel->{id}}) { 3026 unless (exists $self->{channel}{$channel->{id}}) {
2654 $self->{channel}{$channel->{id}} = $channel; 3027 $self->{channel}{$channel->{id}} = $channel;
2655 $self->ext_msg (channel_info => $channel) 3028 $self->ext_msg (channel_info => $channel);
2656 if $self->can_msg;
2657 } 3029 }
2658 3030
2659 $channel = $channel->{id}; 3031 $channel = $channel->{id};
2660 } 3032 }
2661 3033
2662 return unless @extra || length $msg; 3034 return unless @extra || length $msg;
2663 3035
2664 if ($self->can_msg) {
2665 # default colour, mask it out 3036 # default colour, mask it out
2666 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3037 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667 if $color & cf::NDI_DEF; 3038 if $color & cf::NDI_DEF;
2668 3039
2669 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3040 my $pkt = "msg "
3041 . $self->{json_coder}->encode (
2670 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3042 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671 } else { 3043 );
2672 if ($color >= 0) {
2673 # replace some tags by gcfclient-compatible ones
2674 for ($msg) {
2675 1 while
2676 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681 }
2682 3044
2683 $color &= cf::NDI_COLOR_MASK; 3045 $self->send_big_packet ($pkt);
2684
2685 utf8::encode $msg;
2686
2687 if (0 && $msg =~ /\[/) {
2688 # COMMAND/INFO
2689 $self->send_packet ("drawextinfo $color 10 8 $msg")
2690 } else {
2691 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692 $self->send_packet ("drawinfo $color $msg")
2693 }
2694 }
2695 }
2696} 3046}
2697 3047
2698=item $client->ext_msg ($type, @msg) 3048=item $client->ext_msg ($type, @msg)
2699 3049
2700Sends an ext event to the client. 3050Sends an ext event to the client.
2703 3053
2704sub cf::client::ext_msg($$@) { 3054sub cf::client::ext_msg($$@) {
2705 my ($self, $type, @msg) = @_; 3055 my ($self, $type, @msg) = @_;
2706 3056
2707 if ($self->extcmd == 2) { 3057 if ($self->extcmd == 2) {
2708 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3058 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709 } elsif ($self->extcmd == 1) { # TODO: remove 3059 } elsif ($self->extcmd == 1) { # TODO: remove
2710 push @msg, msgtype => "event_$type"; 3060 push @msg, msgtype => "event_$type";
2711 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3061 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712 } 3062 }
2713} 3063}
2714 3064
2715=item $client->ext_reply ($msgid, @msg) 3065=item $client->ext_reply ($msgid, @msg)
2716 3066
2720 3070
2721sub cf::client::ext_reply($$@) { 3071sub cf::client::ext_reply($$@) {
2722 my ($self, $id, @msg) = @_; 3072 my ($self, $id, @msg) = @_;
2723 3073
2724 if ($self->extcmd == 2) { 3074 if ($self->extcmd == 2) {
2725 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3075 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726 } elsif ($self->extcmd == 1) { 3076 } elsif ($self->extcmd == 1) {
2727 #TODO: version 1, remove 3077 #TODO: version 1, remove
2728 unshift @msg, msgtype => "reply", msgid => $id; 3078 unshift @msg, msgtype => "reply", msgid => $id;
2729 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3079 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730 } 3080 }
2731} 3081}
2732 3082
2733=item $success = $client->query ($flags, "text", \&cb) 3083=item $success = $client->query ($flags, "text", \&cb)
2734 3084
2835 3185
2836 $coro 3186 $coro
2837} 3187}
2838 3188
2839cf::client->attach ( 3189cf::client->attach (
2840 on_destroy => sub { 3190 on_client_destroy => sub {
2841 my ($ns) = @_; 3191 my ($ns) = @_;
2842 3192
2843 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3193 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844 }, 3194 },
2845); 3195);
2861our $safe_hole = new Safe::Hole; 3211our $safe_hole = new Safe::Hole;
2862 3212
2863$SIG{FPE} = 'IGNORE'; 3213$SIG{FPE} = 'IGNORE';
2864 3214
2865$safe->permit_only (Opcode::opset qw( 3215$safe->permit_only (Opcode::opset qw(
2866 :base_core :base_mem :base_orig :base_math 3216 :base_core :base_mem :base_orig :base_math :base_loop
2867 grepstart grepwhile mapstart mapwhile 3217 grepstart grepwhile mapstart mapwhile
2868 sort time 3218 sort time
2869)); 3219));
2870 3220
2871# here we export the classes and methods available to script code 3221# here we export the classes and methods available to script code
2873=pod 3223=pod
2874 3224
2875The following functions and methods are available within a safe environment: 3225The following functions and methods are available within a safe environment:
2876 3226
2877 cf::object 3227 cf::object
2878 contr pay_amount pay_player map x y force_find force_add 3228 contr pay_amount pay_player map x y force_find force_add destroy
2879 insert remove name archname title slaying race decrease_ob_nr 3229 insert remove name archname title slaying race decrease split
3230 value
2880 3231
2881 cf::object::player 3232 cf::object::player
2882 player 3233 player
2883 3234
2884 cf::player 3235 cf::player
2889 3240
2890=cut 3241=cut
2891 3242
2892for ( 3243for (
2893 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3244 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894 insert remove inv name archname title slaying race 3245 insert remove inv nrof name archname title slaying race
2895 decrease_ob_nr)], 3246 decrease split destroy change_exp value msg lore send_msg)],
2896 ["cf::object::player" => qw(player)], 3247 ["cf::object::player" => qw(player)],
2897 ["cf::player" => qw(peaceful)], 3248 ["cf::player" => qw(peaceful send_msg)],
2898 ["cf::map" => qw(trigger)], 3249 ["cf::map" => qw(trigger)],
2899) { 3250) {
2900 no strict 'refs'; 3251 no strict 'refs';
2901 my ($pkg, @funs) = @$_; 3252 my ($pkg, @funs) = @$_;
2902 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3253 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2920 3271
2921 my $qcode = $code; 3272 my $qcode = $code;
2922 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3273 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2923 $qcode =~ s/\n/\\n/g; 3274 $qcode =~ s/\n/\\n/g;
2924 3275
3276 %vars = (_dummy => 0) unless %vars;
3277
3278 my @res;
2925 local $_; 3279 local $_;
2926 local @safe::cf::_safe_eval_args = values %vars;
2927 3280
2928 my $eval = 3281 my $eval =
2929 "do {\n" 3282 "do {\n"
2930 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3283 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931 . "#line 0 \"{$qcode}\"\n" 3284 . "#line 0 \"{$qcode}\"\n"
2932 . $code 3285 . $code
2933 . "\n}" 3286 . "\n}"
2934 ; 3287 ;
2935 3288
3289 if ($CFG{safe_eval}) {
2936 sub_generation_inc; 3290 sub_generation_inc;
3291 local @safe::cf::_safe_eval_args = values %vars;
2937 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3292 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938 sub_generation_inc; 3293 sub_generation_inc;
3294 } else {
3295 local @cf::_safe_eval_args = values %vars;
3296 @res = wantarray ? eval eval : scalar eval $eval;
3297 }
2939 3298
2940 if ($@) { 3299 if ($@) {
2941 warn "$@"; 3300 warn "$@";
2942 warn "while executing safe code '$code'\n"; 3301 warn "while executing safe code '$code'\n";
2943 warn "with arguments " . (join " ", %vars) . "\n"; 3302 warn "with arguments " . (join " ", %vars) . "\n";
2962=cut 3321=cut
2963 3322
2964sub register_script_function { 3323sub register_script_function {
2965 my ($fun, $cb) = @_; 3324 my ($fun, $cb) = @_;
2966 3325
2967 no strict 'refs'; 3326 $fun = "safe::$fun" if $CFG{safe_eval};
2968 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3327 *$fun = $safe_hole->wrap ($cb);
2969} 3328}
2970 3329
2971=back 3330=back
2972 3331
2973=cut 3332=cut
2994 3353
2995 $facedata->{version} == 2 3354 $facedata->{version} == 2
2996 or cf::cleanup "$path: version mismatch, cannot proceed."; 3355 or cf::cleanup "$path: version mismatch, cannot proceed.";
2997 3356
2998 # patch in the exptable 3357 # patch in the exptable
3358 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999 $facedata->{resource}{"res/exp_table"} = { 3359 $facedata->{resource}{"res/exp_table"} = {
3000 type => FT_RSRC, 3360 type => FT_RSRC,
3001 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]), 3361 data => $exp_table,
3362 hash => (Digest::MD5::md5 $exp_table),
3002 }; 3363 };
3003 cf::cede_to_tick; 3364 cf::cede_to_tick;
3004 3365
3005 { 3366 {
3006 my $faces = $facedata->{faceinfo}; 3367 my $faces = $facedata->{faceinfo};
3007 3368
3008 while (my ($face, $info) = each %$faces) { 3369 while (my ($face, $info) = each %$faces) {
3009 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3370 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3371
3010 cf::face::set_visibility $idx, $info->{visibility}; 3372 cf::face::set_visibility $idx, $info->{visibility};
3011 cf::face::set_magicmap $idx, $info->{magicmap}; 3373 cf::face::set_magicmap $idx, $info->{magicmap};
3012 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3374 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3375 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014 3376
3015 cf::cede_to_tick; 3377 cf::cede_to_tick;
3016 } 3378 }
3017 3379
3018 while (my ($face, $info) = each %$faces) { 3380 while (my ($face, $info) = each %$faces) {
3019 next unless $info->{smooth}; 3381 next unless $info->{smooth};
3382
3020 my $idx = cf::face::find $face 3383 my $idx = cf::face::find $face
3021 or next; 3384 or next;
3385
3022 if (my $smooth = cf::face::find $info->{smooth}) { 3386 if (my $smooth = cf::face::find $info->{smooth}) {
3023 cf::face::set_smooth $idx, $smooth; 3387 cf::face::set_smooth $idx, $smooth;
3024 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3388 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025 } else { 3389 } else {
3026 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3390 warn "smooth face '$info->{smooth}' not found for face '$face'";
3040 3404
3041 cf::anim::invalidate_all; # d'oh 3405 cf::anim::invalidate_all; # d'oh
3042 } 3406 }
3043 3407
3044 { 3408 {
3045 # TODO: for gcfclient pleasure, we should give resources
3046 # that gcfclient doesn't grok a >10000 face index.
3047 my $res = $facedata->{resource}; 3409 my $res = $facedata->{resource};
3048 3410
3049 my $soundconf = delete $res->{"res/sound.conf"};
3050
3051 while (my ($name, $info) = each %$res) { 3411 while (my ($name, $info) = each %$res) {
3412 if (defined $info->{type}) {
3052 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3413 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053 my $data;
3054 3414
3055 if ($info->{type} & 1) { 3415 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056 # prepend meta info 3416 cf::face::set_type $idx, $info->{type};
3057
3058 my $meta = $enc->encode ({
3059 name => $name,
3060 %{ $info->{meta} || {} },
3061 });
3062
3063 $data = pack "(w/a*)*", $meta, $info->{data};
3064 } else { 3417 } else {
3065 $data = $info->{data}; 3418 $RESOURCE{$name} = $info;
3066 } 3419 }
3067 3420
3068 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069 cf::face::set_type $idx, $info->{type};
3070
3071 cf::cede_to_tick; 3421 cf::cede_to_tick;
3072 } 3422 }
3073
3074 if ($soundconf) {
3075 $soundconf = $enc->decode (delete $soundconf->{data});
3076
3077 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078 my $sound = $soundconf->{compat}[$_]
3079 or next;
3080
3081 my $face = cf::face::find "sound/$sound->[1]";
3082 cf::sound::set $sound->[0] => $face;
3083 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084 }
3085
3086 while (my ($k, $v) = each %{$soundconf->{event}}) {
3087 my $face = cf::face::find "sound/$v";
3088 cf::sound::set $k => $face;
3089 }
3090 }
3091 } 3423 }
3424
3425 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092 3426
3093 1 3427 1
3094} 3428}
3429
3430cf::global->attach (on_resource_update => sub {
3431 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3432 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3433
3434 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3435 my $sound = $soundconf->{compat}[$_]
3436 or next;
3437
3438 my $face = cf::face::find "sound/$sound->[1]";
3439 cf::sound::set $sound->[0] => $face;
3440 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3441 }
3442
3443 while (my ($k, $v) = each %{$soundconf->{event}}) {
3444 my $face = cf::face::find "sound/$v";
3445 cf::sound::set $k => $face;
3446 }
3447 }
3448});
3095 3449
3096register_exticmd fx_want => sub { 3450register_exticmd fx_want => sub {
3097 my ($ns, $want) = @_; 3451 my ($ns, $want) = @_;
3098 3452
3099 while (my ($k, $v) = each %$want) { 3453 while (my ($k, $v) = each %$want) {
3100 $ns->fx_want ($k, $v); 3454 $ns->fx_want ($k, $v);
3101 } 3455 }
3102}; 3456};
3457
3458sub load_resource_file($) {
3459 my $guard = lock_acquire "load_resource_file";
3460
3461 my $status = load_resource_file_ $_[0];
3462 get_slot 0.1, 100;
3463 cf::arch::commit_load;
3464
3465 $status
3466}
3103 3467
3104sub reload_regions { 3468sub reload_regions {
3105 # HACK to clear player env face cache, we need some signal framework 3469 # HACK to clear player env face cache, we need some signal framework
3106 # for this (global event?) 3470 # for this (global event?)
3107 %ext::player_env::MUSIC_FACE_CACHE = (); 3471 %ext::player_env::MUSIC_FACE_CACHE = ();
3121} 3485}
3122 3486
3123sub reload_archetypes { 3487sub reload_archetypes {
3124 load_resource_file "$DATADIR/archetypes" 3488 load_resource_file "$DATADIR/archetypes"
3125 or die "unable to load archetypes\n"; 3489 or die "unable to load archetypes\n";
3126 #d# NEED to laod twice to resolve forward references
3127 # this really needs to be done in an extra post-pass
3128 # (which needs to be synchronous, so solve it differently)
3129 load_resource_file "$DATADIR/archetypes"
3130 or die "unable to load archetypes\n";
3131} 3490}
3132 3491
3133sub reload_treasures { 3492sub reload_treasures {
3134 load_resource_file "$DATADIR/treasures" 3493 load_resource_file "$DATADIR/treasures"
3135 or die "unable to load treasurelists\n"; 3494 or die "unable to load treasurelists\n";
3136} 3495}
3137 3496
3138sub reload_resources { 3497sub reload_resources {
3139 warn "reloading resource files...\n"; 3498 warn "reloading resource files...\n";
3140 3499
3500 reload_facedata;
3501 reload_archetypes;
3141 reload_regions; 3502 reload_regions;
3142 reload_facedata;
3143 #reload_archetypes;#d#
3144 reload_archetypes;
3145 reload_treasures; 3503 reload_treasures;
3146 3504
3147 warn "finished reloading resource files\n"; 3505 warn "finished reloading resource files\n";
3148} 3506}
3149 3507
3150sub init {
3151 reload_resources;
3152}
3153
3154sub reload_config { 3508sub reload_config {
3509 warn "reloading config file...\n";
3510
3155 open my $fh, "<:utf8", "$CONFDIR/config" 3511 open my $fh, "<:utf8", "$CONFDIR/config"
3156 or return; 3512 or return;
3157 3513
3158 local $/; 3514 local $/;
3159 *CFG = YAML::Syck::Load <$fh>; 3515 *CFG = YAML::XS::Load scalar <$fh>;
3160 3516
3161 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3517 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3162 3518
3163 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3519 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3520 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3168 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3524 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169 and die "WARNING: m(un)lockall failed: $!\n"; 3525 and die "WARNING: m(un)lockall failed: $!\n";
3170 }; 3526 };
3171 warn $@ if $@; 3527 warn $@ if $@;
3172 } 3528 }
3529
3530 warn "finished reloading resource files\n";
3531}
3532
3533sub pidfile() {
3534 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3535 or die "$PIDFILE: $!";
3536 flock $fh, &Fcntl::LOCK_EX
3537 or die "$PIDFILE: flock: $!";
3538 $fh
3539}
3540
3541# make sure only one server instance is running at any one time
3542sub atomic {
3543 my $fh = pidfile;
3544
3545 my $pid = <$fh>;
3546 kill 9, $pid if $pid > 0;
3547
3548 seek $fh, 0, 0;
3549 print $fh $$;
3550}
3551
3552sub main_loop {
3553 warn "EV::loop starting\n";
3554 if (1) {
3555 EV::loop;
3556 }
3557 warn "EV::loop returned\n";
3558 goto &main_loop unless $REALLY_UNLOOP;
3173} 3559}
3174 3560
3175sub main { 3561sub main {
3562 cf::init_globals; # initialise logging
3563
3564 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3565 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3566 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3567 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3568
3569 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3570
3176 # we must not ever block the main coroutine 3571 # we must not ever block the main coroutine
3177 local $Coro::idle = sub { 3572 local $Coro::idle = sub {
3178 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3573 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179 (async { 3574 (async {
3180 Event::one_event; 3575 $Coro::current->{desc} = "IDLE BUG HANDLER";
3576 EV::loop EV::LOOP_ONESHOT;
3181 })->prio (Coro::PRIO_MAX); 3577 })->prio (Coro::PRIO_MAX);
3182 }; 3578 };
3183 3579
3580 evthread_start IO::AIO::poll_fileno;
3581
3582 cf::sync_job {
3583 cf::init_experience;
3584 cf::init_anim;
3585 cf::init_attackmess;
3586 cf::init_dynamic;
3587
3588 cf::load_settings;
3589 cf::load_materials;
3590
3591 reload_resources;
3184 reload_config; 3592 reload_config;
3185 db_init; 3593 db_init;
3594
3595 cf::init_uuid;
3596 cf::init_signals;
3597 cf::init_skills;
3598
3599 cf::init_beforeplay;
3600
3601 atomic;
3602
3186 load_extensions; 3603 load_extensions;
3187 3604
3188 $TICK_WATCHER->start; 3605 utime time, time, $RUNTIMEFILE;
3189 Event::loop; 3606
3607 # no (long-running) fork's whatsoever before this point(!)
3608 use POSIX ();
3609 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3610
3611 (pop @POST_INIT)->(0) while @POST_INIT;
3612 };
3613
3614 cf::object::thawer::errors_are_fatal 0;
3615 warn "parse errors in files are no longer fatal from this point on.\n";
3616
3617 main_loop;
3190} 3618}
3191 3619
3192############################################################################# 3620#############################################################################
3193# initialisation and cleanup 3621# initialisation and cleanup
3194 3622
3195# install some emergency cleanup handlers 3623# install some emergency cleanup handlers
3196BEGIN { 3624BEGIN {
3625 our %SIGWATCHER = ();
3197 for my $signal (qw(INT HUP TERM)) { 3626 for my $signal (qw(INT HUP TERM)) {
3198 Event->signal ( 3627 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3199 reentrant => 0,
3200 data => WF_AUTOCANCEL,
3201 signal => $signal,
3202 prio => 0,
3203 cb => sub {
3204 cf::cleanup "SIG$signal"; 3628 cf::cleanup "SIG$signal";
3205 },
3206 ); 3629 };
3207 } 3630 }
3208} 3631}
3209 3632
3210sub write_runtime { 3633sub write_runtime_sync {
3211 my $runtime = "$LOCALDIR/runtime"; 3634 my $t0 = AE::time;
3212 3635
3213 # first touch the runtime file to show we are still running: 3636 # first touch the runtime file to show we are still running:
3214 # the fsync below can take a very very long time. 3637 # the fsync below can take a very very long time.
3215 3638
3216 IO::AIO::aio_utime $runtime, undef, undef; 3639 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217 3640
3218 my $guard = cf::lock_acquire "write_runtime"; 3641 my $guard = cf::lock_acquire "write_runtime";
3219 3642
3220 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3643 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221 or return; 3644 or return;
3222 3645
3223 my $value = $cf::RUNTIME + 90 + 10; 3646 my $value = $cf::RUNTIME + 90 + 10;
3224 # 10 is the runtime save interval, for a monotonic clock 3647 # 10 is the runtime save interval, for a monotonic clock
3225 # 60 allows for the watchdog to kill the server. 3648 # 60 allows for the watchdog to kill the server.
3235 aio_utime $fh, undef, undef; 3658 aio_utime $fh, undef, undef;
3236 3659
3237 close $fh 3660 close $fh
3238 or return; 3661 or return;
3239 3662
3240 aio_rename "$runtime~", $runtime 3663 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241 and return; 3664 and return;
3242 3665
3243 warn "runtime file written.\n"; 3666 warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244 3667
3245 1 3668 1
3669}
3670
3671our $uuid_lock;
3672our $uuid_skip;
3673
3674sub write_uuid_sync($) {
3675 $uuid_skip ||= $_[0];
3676
3677 return if $uuid_lock;
3678 local $uuid_lock = 1;
3679
3680 my $uuid = "$LOCALDIR/uuid";
3681
3682 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3683 or return;
3684
3685 my $value = uuid_seq uuid_cur;
3686
3687 unless ($value) {
3688 warn "cowardly refusing to write zero uuid value!\n";
3689 return;
3690 }
3691
3692 my $value = uuid_str $value + $uuid_skip;
3693 $uuid_skip = 0;
3694
3695 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3696 and return;
3697
3698 # always fsync - this file is important
3699 aio_fsync $fh
3700 and return;
3701
3702 close $fh
3703 or return;
3704
3705 aio_rename "$uuid~", $uuid
3706 and return;
3707
3708 warn "uuid file written ($value).\n";
3709
3710 1
3711
3712}
3713
3714sub write_uuid($$) {
3715 my ($skip, $sync) = @_;
3716
3717 $sync ? write_uuid_sync $skip
3718 : async { write_uuid_sync $skip };
3246} 3719}
3247 3720
3248sub emergency_save() { 3721sub emergency_save() {
3249 my $freeze_guard = cf::freeze_mainloop; 3722 my $freeze_guard = cf::freeze_mainloop;
3250 3723
3251 warn "enter emergency perl save\n"; 3724 warn "emergency_perl_save: enter\n";
3252 3725
3253 cf::sync_job { 3726 cf::sync_job {
3727 # this is a trade-off: we want to be very quick here, so
3728 # save all maps without fsync, and later call a global sync
3729 # (which in turn might be very very slow)
3730 local $USE_FSYNC = 0;
3731
3254 # use a peculiar iteration method to avoid tripping on perl 3732 # use a peculiar iteration method to avoid tripping on perl
3255 # refcount bugs in for. also avoids problems with players 3733 # refcount bugs in for. also avoids problems with players
3256 # and maps saved/destroyed asynchronously. 3734 # and maps saved/destroyed asynchronously.
3257 warn "begin emergency player save\n"; 3735 warn "emergency_perl_save: begin player save\n";
3258 for my $login (keys %cf::PLAYER) { 3736 for my $login (keys %cf::PLAYER) {
3259 my $pl = $cf::PLAYER{$login} or next; 3737 my $pl = $cf::PLAYER{$login} or next;
3260 $pl->valid or next; 3738 $pl->valid or next;
3739 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261 $pl->save; 3740 $pl->save;
3262 } 3741 }
3263 warn "end emergency player save\n"; 3742 warn "emergency_perl_save: end player save\n";
3264 3743
3265 warn "begin emergency map save\n"; 3744 warn "emergency_perl_save: begin map save\n";
3266 for my $path (keys %cf::MAP) { 3745 for my $path (keys %cf::MAP) {
3267 my $map = $cf::MAP{$path} or next; 3746 my $map = $cf::MAP{$path} or next;
3268 $map->valid or next; 3747 $map->valid or next;
3269 $map->save; 3748 $map->save;
3270 } 3749 }
3271 warn "end emergency map save\n"; 3750 warn "emergency_perl_save: end map save\n";
3272 3751
3273 warn "begin emergency database checkpoint\n"; 3752 warn "emergency_perl_save: begin database checkpoint\n";
3274 BDB::db_env_txn_checkpoint $DB_ENV; 3753 BDB::db_env_txn_checkpoint $DB_ENV;
3275 warn "end emergency database checkpoint\n"; 3754 warn "emergency_perl_save: end database checkpoint\n";
3755
3756 warn "emergency_perl_save: begin write uuid\n";
3757 write_uuid_sync 1;
3758 warn "emergency_perl_save: end write uuid\n";
3276 }; 3759 };
3277 3760
3761 warn "emergency_perl_save: starting sync()\n";
3762 IO::AIO::aio_sync sub {
3763 warn "emergency_perl_save: finished sync()\n";
3764 };
3765
3278 warn "leave emergency perl save\n"; 3766 warn "emergency_perl_save: leave\n";
3279} 3767}
3280 3768
3281sub post_cleanup { 3769sub post_cleanup {
3282 my ($make_core) = @_; 3770 my ($make_core) = @_;
3283 3771
3284 warn Carp::longmess "post_cleanup backtrace" 3772 warn Carp::longmess "post_cleanup backtrace"
3285 if $make_core; 3773 if $make_core;
3774
3775 my $fh = pidfile;
3776 unlink $PIDFILE if <$fh> == $$;
3777}
3778
3779# a safer delete_package, copied from Symbol
3780sub clear_package($) {
3781 my $pkg = shift;
3782
3783 # expand to full symbol table name if needed
3784 unless ($pkg =~ /^main::.*::$/) {
3785 $pkg = "main$pkg" if $pkg =~ /^::/;
3786 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3787 $pkg .= '::' unless $pkg =~ /::$/;
3788 }
3789
3790 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3791 my $stem_symtab = *{$stem}{HASH};
3792
3793 defined $stem_symtab and exists $stem_symtab->{$leaf}
3794 or return;
3795
3796 # clear all symbols
3797 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3798 for my $name (keys %$leaf_symtab) {
3799 _gv_clear *{"$pkg$name"};
3800# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3801 }
3286} 3802}
3287 3803
3288sub do_reload_perl() { 3804sub do_reload_perl() {
3289 # can/must only be called in main 3805 # can/must only be called in main
3290 if ($Coro::current != $Coro::main) { 3806 if (in_main) {
3291 warn "can only reload from main coroutine"; 3807 warn "can only reload from main coroutine";
3292 return; 3808 return;
3293 } 3809 }
3294 3810
3811 return if $RELOAD++;
3812
3813 my $t1 = AE::time;
3814
3815 while ($RELOAD) {
3295 warn "reloading..."; 3816 warn "reloading...";
3296 3817
3297 warn "entering sync_job"; 3818 warn "entering sync_job";
3298 3819
3299 cf::sync_job { 3820 cf::sync_job {
3300 cf::write_runtime; # external watchdog should not bark 3821 cf::write_runtime_sync; # external watchdog should not bark
3301 cf::emergency_save; 3822 cf::emergency_save;
3302 cf::write_runtime; # external watchdog should not bark 3823 cf::write_runtime_sync; # external watchdog should not bark
3303 3824
3304 warn "syncing database to disk"; 3825 warn "syncing database to disk";
3305 BDB::db_env_txn_checkpoint $DB_ENV; 3826 BDB::db_env_txn_checkpoint $DB_ENV;
3306 3827
3307 # if anything goes wrong in here, we should simply crash as we already saved 3828 # if anything goes wrong in here, we should simply crash as we already saved
3308 3829
3309 warn "cancelling all WF_AUTOCANCEL watchers";
3310 for (Event::all_watchers) {
3311 $_->cancel if $_->data & WF_AUTOCANCEL;
3312 }
3313
3314 warn "flushing outstanding aio requests"; 3830 warn "flushing outstanding aio requests";
3315 for (;;) {
3316 BDB::flush;
3317 IO::AIO::flush;
3318 Coro::cede;
3319 last unless IO::AIO::nreqs || BDB::nreqs; 3831 while (IO::AIO::nreqs || BDB::nreqs) {
3320 warn "iterate..."; 3832 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321 }
3322
3323 ++$RELOAD;
3324
3325 warn "cancelling all extension coros";
3326 $_->cancel for values %EXT_CORO;
3327 %EXT_CORO = ();
3328
3329 warn "removing commands";
3330 %COMMAND = ();
3331
3332 warn "removing ext/exti commands";
3333 %EXTCMD = ();
3334 %EXTICMD = ();
3335
3336 warn "unloading/nuking all extensions";
3337 for my $pkg (@EXTS) {
3338 warn "... unloading $pkg";
3339
3340 if (my $cb = $pkg->can ("unload")) {
3341 eval {
3342 $cb->($pkg);
3343 1
3344 } or warn "$pkg unloaded, but with errors: $@";
3345 } 3833 }
3346 3834
3347 warn "... nuking $pkg"; 3835 warn "cancelling all extension coros";
3348 Symbol::delete_package $pkg; 3836 $_->cancel for values %EXT_CORO;
3349 } 3837 %EXT_CORO = ();
3350 3838
3351 warn "unloading all perl modules loaded from $LIBDIR"; 3839 warn "removing commands";
3352 while (my ($k, $v) = each %INC) { 3840 %COMMAND = ();
3353 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354 3841
3842 warn "removing ext/exti commands";
3843 %EXTCMD = ();
3844 %EXTICMD = ();
3845
3846 warn "unloading/nuking all extensions";
3847 for my $pkg (@EXTS) {
3355 warn "... unloading $k"; 3848 warn "... unloading $pkg";
3356 delete $INC{$k};
3357 3849
3358 $k =~ s/\.pm$//;
3359 $k =~ s/\//::/g;
3360
3361 if (my $cb = $k->can ("unload_module")) { 3850 if (my $cb = $pkg->can ("unload")) {
3851 eval {
3362 $cb->(); 3852 $cb->($pkg);
3853 1
3854 } or warn "$pkg unloaded, but with errors: $@";
3855 }
3856
3857 warn "... clearing $pkg";
3858 clear_package $pkg;
3363 } 3859 }
3364 3860
3365 Symbol::delete_package $k; 3861 warn "unloading all perl modules loaded from $LIBDIR";
3862 while (my ($k, $v) = each %INC) {
3863 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3864
3865 warn "... unloading $k";
3866 delete $INC{$k};
3867
3868 $k =~ s/\.pm$//;
3869 $k =~ s/\//::/g;
3870
3871 if (my $cb = $k->can ("unload_module")) {
3872 $cb->();
3873 }
3874
3875 clear_package $k;
3366 } 3876 }
3367 3877
3368 warn "getting rid of safe::, as good as possible"; 3878 warn "getting rid of safe::, as good as possible";
3369 Symbol::delete_package "safe::$_" 3879 clear_package "safe::$_"
3370 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3880 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371 3881
3372 warn "unloading cf.pm \"a bit\""; 3882 warn "unloading cf.pm \"a bit\"";
3373 delete $INC{"cf.pm"}; 3883 delete $INC{"cf.pm"};
3374 delete $INC{"cf/pod.pm"}; 3884 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375 3885
3376 # don't, removes xs symbols, too, 3886 # don't, removes xs symbols, too,
3377 # and global variables created in xs 3887 # and global variables created in xs
3378 #Symbol::delete_package __PACKAGE__; 3888 #clear_package __PACKAGE__;
3379 3889
3380 warn "unload completed, starting to reload now"; 3890 warn "unload completed, starting to reload now";
3381 3891
3382 warn "reloading cf.pm"; 3892 warn "reloading cf.pm";
3383 require cf; 3893 require cf;
3384 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3894 cf::_connect_to_perl_1;
3385 3895
3386 warn "loading config and database again"; 3896 warn "loading config and database again";
3387 cf::reload_config; 3897 cf::reload_config;
3388 3898
3389 warn "loading extensions"; 3899 warn "loading extensions";
3390 cf::load_extensions; 3900 cf::load_extensions;
3391 3901
3902 if ($REATTACH_ON_RELOAD) {
3392 warn "reattaching attachments to objects/players"; 3903 warn "reattaching attachments to objects/players";
3393 _global_reattach; # objects, sockets 3904 _global_reattach; # objects, sockets
3394 warn "reattaching attachments to maps"; 3905 warn "reattaching attachments to maps";
3395 reattach $_ for values %MAP; 3906 reattach $_ for values %MAP;
3396 warn "reattaching attachments to players"; 3907 warn "reattaching attachments to players";
3397 reattach $_ for values %PLAYER; 3908 reattach $_ for values %PLAYER;
3909 }
3398 3910
3911 warn "running post_init jobs";
3912 (pop @POST_INIT)->(1) while @POST_INIT;
3913
3399 warn "leaving sync_job"; 3914 warn "leaving sync_job";
3400 3915
3401 1 3916 1
3402 } or do { 3917 } or do {
3403 warn $@; 3918 warn $@;
3404 warn "error while reloading, exiting."; 3919 cf::cleanup "error while reloading, exiting.";
3405 exit 1;
3406 }; 3920 };
3407 3921
3408 warn "reloaded"; 3922 warn "reloaded";
3923 --$RELOAD;
3924 }
3925
3926 $t1 = AE::time - $t1;
3927 warn "reload completed in ${t1}s\n";
3409}; 3928};
3410 3929
3411our $RELOAD_WATCHER; # used only during reload 3930our $RELOAD_WATCHER; # used only during reload
3412 3931
3413sub reload_perl() { 3932sub reload_perl() {
3414 # doing reload synchronously and two reloads happen back-to-back, 3933 # doing reload synchronously and two reloads happen back-to-back,
3415 # coro crashes during coro_state_free->destroy here. 3934 # coro crashes during coro_state_free->destroy here.
3416 3935
3417 $RELOAD_WATCHER ||= Event->timer ( 3936 $RELOAD_WATCHER ||= cf::async {
3418 reentrant => 0, 3937 Coro::AIO::aio_wait cache_extensions;
3419 after => 0, 3938
3420 data => WF_AUTOCANCEL, 3939 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421 cb => sub {
3422 do_reload_perl; 3940 do_reload_perl;
3423 undef $RELOAD_WATCHER; 3941 undef $RELOAD_WATCHER;
3424 }, 3942 };
3425 ); 3943 };
3426} 3944}
3427 3945
3428register_command "reload" => sub { 3946register_command "reload" => sub {
3429 my ($who, $arg) = @_; 3947 my ($who, $arg) = @_;
3430 3948
3431 if ($who->flag (FLAG_WIZ)) { 3949 if ($who->flag (FLAG_WIZ)) {
3432 $who->message ("reloading server."); 3950 $who->message ("reloading server.");
3951 async {
3952 $Coro::current->{desc} = "perl_reload";
3433 async { reload_perl }; 3953 reload_perl;
3954 };
3434 } 3955 }
3435}; 3956};
3436 3957
3437unshift @INC, $LIBDIR; 3958unshift @INC, $LIBDIR;
3438 3959
3440 3961
3441our @WAIT_FOR_TICK; 3962our @WAIT_FOR_TICK;
3442our @WAIT_FOR_TICK_BEGIN; 3963our @WAIT_FOR_TICK_BEGIN;
3443 3964
3444sub wait_for_tick { 3965sub wait_for_tick {
3445 return unless $TICK_WATCHER->is_active;
3446 return if $Coro::current == $Coro::main; 3966 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447 3967
3448 my $signal = new Coro::Signal; 3968 my $signal = new Coro::Signal;
3449 push @WAIT_FOR_TICK, $signal; 3969 push @WAIT_FOR_TICK, $signal;
3450 $signal->wait; 3970 $signal->wait;
3451} 3971}
3452 3972
3453sub wait_for_tick_begin { 3973sub wait_for_tick_begin {
3454 return unless $TICK_WATCHER->is_active;
3455 return if $Coro::current == $Coro::main; 3974 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456 3975
3457 my $signal = new Coro::Signal; 3976 my $signal = new Coro::Signal;
3458 push @WAIT_FOR_TICK_BEGIN, $signal; 3977 push @WAIT_FOR_TICK_BEGIN, $signal;
3459 $signal->wait; 3978 $signal->wait;
3460} 3979}
3461 3980
3462$TICK_WATCHER = Event->timer ( 3981sub tick {
3463 reentrant => 0,
3464 parked => 1,
3465 prio => 0,
3466 at => $NEXT_TICK || $TICK,
3467 data => WF_AUTOCANCEL,
3468 cb => sub {
3469 if ($Coro::current != $Coro::main) { 3982 if ($Coro::current != $Coro::main) {
3470 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3983 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471 unless ++$bug_warning > 10; 3984 unless ++$bug_warning > 10;
3472 return; 3985 return;
3473 } 3986 }
3474 3987
3475 $NOW = $tick_start = Event::time;
3476
3477 cf::server_tick; # one server iteration 3988 cf::server_tick; # one server iteration
3478 3989
3479 $RUNTIME += $TICK; 3990 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480 $NEXT_TICK += $TICK;
3481 3991
3482 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3992 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483 $NEXT_RUNTIME_WRITE = $NOW + 10; 3993 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484 Coro::async_pool { 3994 Coro::async_pool {
3995 $Coro::current->{desc} = "runtime saver";
3485 write_runtime 3996 write_runtime_sync
3486 or warn "ERROR: unable to write runtime file: $!"; 3997 or warn "ERROR: unable to write runtime file: $!";
3487 };
3488 } 3998 };
3999 }
3489 4000
3490 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4001 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491 $sig->send; 4002 $sig->send;
3492 } 4003 }
3493 while (my $sig = shift @WAIT_FOR_TICK) { 4004 while (my $sig = shift @WAIT_FOR_TICK) {
3494 $sig->send; 4005 $sig->send;
3495 } 4006 }
3496 4007
3497 $NOW = Event::time; 4008 $LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499 # if we are delayed by four ticks or more, skip them all
3500 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502 $TICK_WATCHER->at ($NEXT_TICK);
3503 $TICK_WATCHER->start;
3504
3505 $LOAD = ($NOW - $tick_start) / $TICK;
3506 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 4009 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507 4010
3508 _post_tick; 4011 if (0) {
4012 if ($NEXT_TICK) {
4013 my $jitter = $TICK_START - $NEXT_TICK;
4014 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
4015 warn "jitter $JITTER\n";#d#
4016 }
3509 }, 4017 }
3510); 4018}
3511 4019
3512{ 4020{
4021 # configure BDB
4022
3513 BDB::min_parallel 8; 4023 BDB::min_parallel 16;
3514 BDB::max_poll_time $TICK * 0.1; 4024 BDB::max_poll_reqs $TICK * 0.1;
3515 $BDB_POLL_WATCHER = Event->io ( 4025 $AnyEvent::BDB::WATCHER->priority (1);
3516 reentrant => 0,
3517 fd => BDB::poll_fileno,
3518 poll => 'r',
3519 prio => 0,
3520 data => WF_AUTOCANCEL,
3521 cb => \&BDB::poll_cb,
3522 );
3523
3524 BDB::set_sync_prepare {
3525 my $status;
3526 my $current = $Coro::current;
3527 (
3528 sub {
3529 $status = $!;
3530 $current->ready; undef $current;
3531 },
3532 sub {
3533 Coro::schedule while defined $current;
3534 $! = $status;
3535 },
3536 )
3537 };
3538 4026
3539 unless ($DB_ENV) { 4027 unless ($DB_ENV) {
3540 $DB_ENV = BDB::db_env_create; 4028 $DB_ENV = BDB::db_env_create;
3541 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 4029 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542 | BDB::LOG_AUTOREMOVE, 1); 4030 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4031 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 4032 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 4033 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545 4034
3546 cf::sync_job { 4035 cf::sync_job {
3547 eval { 4036 eval {
3557 4046
3558 cf::cleanup "db_env_open(db): $@" if $@; 4047 cf::cleanup "db_env_open(db): $@" if $@;
3559 }; 4048 };
3560 } 4049 }
3561 4050
3562 $BDB_DEADLOCK_WATCHER = Event->timer ( 4051 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563 after => 3,
3564 interval => 1,
3565 hard => 1,
3566 prio => 0,
3567 data => WF_AUTOCANCEL,
3568 cb => sub {
3569 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 4052 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570 },
3571 ); 4053 };
3572 $BDB_CHECKPOINT_WATCHER = Event->timer ( 4054 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573 after => 11,
3574 interval => 60,
3575 hard => 1,
3576 prio => 0,
3577 data => WF_AUTOCANCEL,
3578 cb => sub {
3579 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 4055 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580 },
3581 ); 4056 };
3582 $BDB_TRICKLE_WATCHER = Event->timer ( 4057 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583 after => 5,
3584 interval => 10,
3585 hard => 1,
3586 prio => 0,
3587 data => WF_AUTOCANCEL,
3588 cb => sub {
3589 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 4058 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590 },
3591 ); 4059 };
3592} 4060}
3593 4061
3594{ 4062{
4063 # configure IO::AIO
4064
3595 IO::AIO::min_parallel 8; 4065 IO::AIO::min_parallel 8;
3596
3597 undef $Coro::AIO::WATCHER;
3598 IO::AIO::max_poll_time $TICK * 0.1; 4066 IO::AIO::max_poll_time $TICK * 0.1;
3599 $AIO_POLL_WATCHER = Event->io ( 4067 undef $AnyEvent::AIO::WATCHER;
3600 reentrant => 0,
3601 data => WF_AUTOCANCEL,
3602 fd => IO::AIO::poll_fileno,
3603 poll => 'r',
3604 prio => 6,
3605 cb => \&IO::AIO::poll_cb,
3606 );
3607} 4068}
3608 4069
3609my $_log_backtrace; 4070my $_log_backtrace;
3610 4071
3611sub _log_backtrace { 4072sub _log_backtrace {
3614 $msg =~ s/\n//; 4075 $msg =~ s/\n//;
3615 4076
3616 # limit the # of concurrent backtraces 4077 # limit the # of concurrent backtraces
3617 if ($_log_backtrace < 2) { 4078 if ($_log_backtrace < 2) {
3618 ++$_log_backtrace; 4079 ++$_log_backtrace;
4080 my $perl_bt = Carp::longmess $msg;
3619 async { 4081 async {
4082 $Coro::current->{desc} = "abt $msg";
4083
3620 my @bt = fork_call { 4084 my @bt = fork_call {
3621 @addr = map { sprintf "%x", $_ } @addr; 4085 @addr = map { sprintf "%x", $_ } @addr;
3622 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4086 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4087 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624 or die "addr2line: $!"; 4088 or die "addr2line: $!";
3632 } 4096 }
3633 4097
3634 @funcs 4098 @funcs
3635 }; 4099 };
3636 4100
3637 LOG llevInfo, "[ABT] $msg\n"; 4101 LOG llevInfo, "[ABT] $perl_bt\n";
4102 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638 LOG llevInfo, "[ABT] $_\n" for @bt; 4103 LOG llevInfo, "[ABT] $_\n" for @bt;
3639 --$_log_backtrace; 4104 --$_log_backtrace;
3640 }; 4105 };
3641 } else { 4106 } else {
3642 LOG llevInfo, "[ABT] $msg\n"; 4107 LOG llevInfo, "[ABT] $msg\n";
3643 LOG llevInfo, "[ABT] [suppressed]\n"; 4108 LOG llevInfo, "[ABT] [suppressed]\n";
3644 } 4109 }
3645} 4110}
3646 4111
3647# load additional modules 4112# load additional modules
3648use cf::pod; 4113require "cf/$_.pm" for @EXTRA_MODULES;
4114cf::_connect_to_perl_2;
3649 4115
3650END { cf::emergency_save } 4116END { cf::emergency_save }
3651 4117
36521 41181
3653 4119

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