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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.235 by root, Tue Apr 10 09:35:23 2007 UTC vs.
Revision 1.381 by root, Mon Oct 8 18:19:39 2007 UTC

… …
3use utf8; 3use utf8;
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket;
8use Storable; 9use Storable;
9use Event; 10use Event;
10use Opcode; 11use Opcode;
11use Safe; 12use Safe;
12use Safe::Hole; 13use Safe::Hole;
13 14
14use Coro 3.52 (); 15use Coro 4.1 ();
15use Coro::State; 16use Coro::State;
17use Coro::Handle;
16use Coro::Event; 18use Coro::Event;
17use Coro::Timer; 19use Coro::Timer;
18use Coro::Signal; 20use Coro::Signal;
19use Coro::Semaphore; 21use Coro::Semaphore;
20use Coro::AIO; 22use Coro::AIO;
23use Coro::Storable;
24use Coro::Util ();
21 25
26use JSON::XS ();
22use BDB (); 27use BDB ();
23use Data::Dumper; 28use Data::Dumper;
24use Digest::MD5; 29use Digest::MD5;
25use Fcntl; 30use Fcntl;
26use YAML::Syck (); 31use YAML::Syck ();
27use IO::AIO 2.32 (); 32use IO::AIO 2.51 ();
28use Time::HiRes; 33use Time::HiRes;
29use Compress::LZF; 34use Compress::LZF;
35use Digest::MD5 ();
30 36
31# configure various modules to our taste 37# configure various modules to our taste
32# 38#
39$Storable::canonical = 1; # reduce rsync transfers
33Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
34Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
35 42
36$Event::Eval = 1; # no idea why this is required, but it is 43$Event::Eval = 1; # no idea why this is required, but it is
37 44
… …
45our %COMMAND = (); 52our %COMMAND = ();
46our %COMMAND_TIME = (); 53our %COMMAND_TIME = ();
47 54
48our @EXTS = (); # list of extension package names 55our @EXTS = (); # list of extension package names
49our %EXTCMD = (); 56our %EXTCMD = ();
57our %EXTICMD = ();
50our %EXT_CORO = (); # coroutines bound to extensions 58our %EXT_CORO = (); # coroutines bound to extensions
51our %EXT_MAP = (); # pluggable maps 59our %EXT_MAP = (); # pluggable maps
52 60
53our $RELOAD; # number of reloads so far 61our $RELOAD; # number of reloads so far
54our @EVENT; 62our @EVENT;
55our $LIBDIR = datadir . "/ext";
56 63
57our $TICK = MAX_TIME * 1e-6; 64our $CONFDIR = confdir;
65our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db";
75
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
58our $TICK_WATCHER; 77our $TICK_WATCHER;
59our $AIO_POLL_WATCHER; 78our $AIO_POLL_WATCHER;
60our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
61our $NEXT_TICK; 80our $NEXT_TICK;
62our $NOW; 81our $NOW;
63our $USE_FSYNC = 1; # use fsync to write maps - default off 82our $USE_FSYNC = 1; # use fsync to write maps - default off
64 83
65our $BDB_POLL_WATCHER; 84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER;
66our $DB_ENV; 88our $DB_ENV;
67 89
68our %CFG; 90our %CFG;
69 91
70our $UPTIME; $UPTIME ||= time; 92our $UPTIME; $UPTIME ||= time;
71our $RUNTIME; 93our $RUNTIME;
72 94
73our %PLAYER; # all users 95our (%PLAYER, %PLAYER_LOADING); # all users
74our %MAP; # all maps 96our (%MAP, %MAP_LOADING ); # all maps
75our $LINK_MAP; # the special {link} map, which is always available 97our $LINK_MAP; # the special {link} map, which is always available
76our $RANDOM_MAPS = cf::localdir . "/random";
77our $BDB_ENV_DIR = cf::localdir . "/db";
78
79our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
80our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
81 98
82# used to convert map paths into valid unix filenames by replacing / by ∕ 99# used to convert map paths into valid unix filenames by replacing / by ∕
83our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
84 101
102our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing
104our $tick_start; # for load detecting purposes
105
85binmode STDOUT; 106binmode STDOUT;
86binmode STDERR; 107binmode STDERR;
87 108
88# read virtual server time, if available 109# read virtual server time, if available
89unless ($RUNTIME || !-e cf::localdir . "/runtime") { 110unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
90 open my $fh, "<", cf::localdir . "/runtime" 111 open my $fh, "<", "$LOCALDIR/runtime"
91 or die "unable to read runtime file: $!"; 112 or die "unable to read runtime file: $!";
92 $RUNTIME = <$fh> + 0.; 113 $RUNTIME = <$fh> + 0.;
93} 114}
94 115
95mkdir cf::localdir; 116mkdir $_
96mkdir cf::localdir . "/" . cf::playerdir; 117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
97mkdir cf::localdir . "/" . cf::tmpdir;
98mkdir cf::localdir . "/" . cf::uniquedir;
99mkdir $RANDOM_MAPS;
100mkdir $BDB_ENV_DIR;
101 118
102our $EMERGENCY_POSITION; 119our $EMERGENCY_POSITION;
103 120
104sub cf::map::normalise; 121sub cf::map::normalise;
105 122
… …
116=item $cf::RUNTIME 133=item $cf::RUNTIME
117 134
118The time this server has run, starts at 0 and is increased by $cf::TICK on 135The time this server has run, starts at 0 and is increased by $cf::TICK on
119every server tick. 136every server tick.
120 137
121=item $cf::LIBDIR 138=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
122 141
123The perl library directory, where extensions and cf-specific modules can 142Various directories - "/etc", read-only install directory, perl-library
124be found. It will be added to C<@INC> automatically. 143directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144unique-items directory, player file directory, random maps directory and
145database environment.
125 146
126=item $cf::NOW 147=item $cf::NOW
127 148
128The time of the last (current) server tick. 149The time of the last (current) server tick.
129 150
130=item $cf::TICK 151=item $cf::TICK
131 152
132The interval between server ticks, in seconds. 153The interval between server ticks, in seconds.
154
155=item $cf::LOADAVG
156
157The current CPU load on the server (alpha-smoothed), as a value between 0
158(none) and 1 (overloaded), indicating how much time is spent on processing
159objects per tick. Healthy values are < 0.5.
160
161=item $cf::LOAD
162
163The raw value load value from the last tick.
133 164
134=item %cf::CFG 165=item %cf::CFG
135 166
136Configuration for the server, loaded from C</etc/crossfire/config>, or 167Configuration for the server, loaded from C</etc/crossfire/config>, or
137from wherever your confdir points to. 168from wherever your confdir points to.
138 169
139=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE 170=item cf::wait_for_tick, cf::wait_for_tick_begin
140 171
141These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK) 172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
142or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick 173returns directly I<after> the tick processing (and consequently, can only wake one process
143processing has been done. Call C<< ->wait >> on them to maximise the 174per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
144window of cpu time available, or simply to synchronise to the server tick. 175
176=item @cf::INVOKE_RESULTS
177
178This 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
180that call.
145 181
146=back 182=back
147 183
148=cut 184=cut
149 185
150BEGIN { 186BEGIN {
151 *CORE::GLOBAL::warn = sub { 187 *CORE::GLOBAL::warn = sub {
152 my $msg = join "", @_; 188 my $msg = join "", @_;
153 utf8::encode $msg;
154 189
155 $msg .= "\n" 190 $msg .= "\n"
156 unless $msg =~ /\n$/; 191 unless $msg =~ /\n$/;
192
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
157 194
158 LOG llevError, $msg; 195 LOG llevError, $msg;
159 }; 196 };
160} 197}
161 198
162@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
163@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
164@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
165@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
166@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable'; 203@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
204@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
167@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; 205@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
168 206
169# we bless all objects into (empty) derived classes to force a method lookup 207# we bless all objects into (empty) derived classes to force a method lookup
170# within the Safe compartment. 208# within the Safe compartment.
171for my $pkg (qw( 209for my $pkg (qw(
172 cf::global cf::attachable 210 cf::global cf::attachable
… …
180} 218}
181 219
182$Event::DIED = sub { 220$Event::DIED = sub {
183 warn "error in event callback: @_"; 221 warn "error in event callback: @_";
184}; 222};
223
224#############################################################################
185 225
186=head2 UTILITY FUNCTIONS 226=head2 UTILITY FUNCTIONS
187 227
188=over 4 228=over 4
189 229
… …
208 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
209 $d 249 $d
210 } || "[unable to dump $_[0]: '$@']"; 250 } || "[unable to dump $_[0]: '$@']";
211} 251}
212 252
213use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
214
215=item $ref = cf::from_json $json 253=item $ref = cf::from_json $json
216 254
217Converts a JSON string into the corresponding perl data structure. 255Converts a JSON string into the corresponding perl data structure.
218 256
219=item $json = cf::to_json $ref 257=item $json = cf::to_json $ref
220 258
221Converts a perl data structure into its JSON representation. 259Converts a perl data structure into its JSON representation.
260
261=cut
262
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264
265sub to_json ($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) }
222 267
223=item cf::lock_wait $string 268=item cf::lock_wait $string
224 269
225Wait until the given lock is available. See cf::lock_acquire. 270Wait until the given lock is available. See cf::lock_acquire.
226 271
… …
229Wait until the given lock is available and then acquires it and returns 274Wait until the given lock is available and then acquires it and returns
230a Coro::guard object. If the guard object gets destroyed (goes out of scope, 275a Coro::guard object. If the guard object gets destroyed (goes out of scope,
231for example when the coroutine gets canceled), the lock is automatically 276for example when the coroutine gets canceled), the lock is automatically
232returned. 277returned.
233 278
279Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro.
281
234Lock names should begin with a unique identifier (for example, cf::map::find 282Lock names should begin with a unique identifier (for example, cf::map::find
235uses map_find and cf::map::load uses map_load). 283uses map_find and cf::map::load uses map_load).
236 284
285=item $locked = cf::lock_active $string
286
287Return true if the lock is currently active, i.e. somebody has locked it.
288
237=cut 289=cut
238 290
239our %LOCK; 291our %LOCK;
292our %LOCKER;#d#
240 293
241sub lock_wait($) { 294sub lock_wait($) {
242 my ($key) = @_; 295 my ($key) = @_;
296
297 if ($LOCKER{$key} == $Coro::current) {#d#
298 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299 return;#d#
300 }#d#
243 301
244 # wait for lock, if any 302 # wait for lock, if any
245 while ($LOCK{$key}) { 303 while ($LOCK{$key}) {
246 push @{ $LOCK{$key} }, $Coro::current; 304 push @{ $LOCK{$key} }, $Coro::current;
247 Coro::schedule; 305 Coro::schedule;
… …
253 311
254 # wait, to be sure we are not locked 312 # wait, to be sure we are not locked
255 lock_wait $key; 313 lock_wait $key;
256 314
257 $LOCK{$key} = []; 315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
258 317
259 Coro::guard { 318 Coro::guard {
319 delete $LOCKER{$key};#d#
260 # wake up all waiters, to be on the safe side 320 # wake up all waiters, to be on the safe side
261 $_->ready for @{ delete $LOCK{$key} }; 321 $_->ready for @{ delete $LOCK{$key} };
262 } 322 }
323}
324
325sub lock_active($) {
326 my ($key) = @_;
327
328 ! ! $LOCK{$key}
263} 329}
264 330
265sub freeze_mainloop { 331sub freeze_mainloop {
266 return unless $TICK_WATCHER->is_active; 332 return unless $TICK_WATCHER->is_active;
267 333
… …
270 }; 336 };
271 $TICK_WATCHER->stop; 337 $TICK_WATCHER->stop;
272 $guard 338 $guard
273} 339}
274 340
341=item cf::get_slot $time[, $priority[, $name]]
342
343Allocate $time seconds of blocking CPU time at priority C<$priority>:
344This call blocks and returns only when you have at least C<$time> seconds
345of cpu time till the next tick. The slot is only valid till the next cede.
346
347The optional C<$name> can be used to identify the job to run. It might be
348used for statistical purposes and should identify the same time-class.
349
350Useful for short background jobs.
351
352=cut
353
354our @SLOT_QUEUE;
355our $SLOT_QUEUE;
356
357$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358$SLOT_QUEUE = Coro::async {
359 $Coro::current->desc ("timeslot manager");
360
361 my $signal = new Coro::Signal;
362
363 while () {
364 next_job:
365 my $avail = cf::till_tick;
366 if ($avail > 0.01) {
367 for (0 .. $#SLOT_QUEUE) {
368 if ($SLOT_QUEUE[$_][0] < $avail) {
369 my $job = splice @SLOT_QUEUE, $_, 1, ();
370 $job->[2]->send;
371 Coro::cede;
372 goto next_job;
373 }
374 }
375 }
376
377 if (@SLOT_QUEUE) {
378 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait;
381 } else {
382 Coro::schedule;
383 }
384 }
385};
386
387sub get_slot($;$$) {
388 my ($time, $pri, $name) = @_;
389
390 $time = $TICK * .6 if $time > $TICK * .6;
391 my $sig = new Coro::Signal;
392
393 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395 $SLOT_QUEUE->ready;
396 $sig->wait;
397}
398
275=item cf::async { BLOCK } 399=item cf::async { BLOCK }
276 400
277Currently the same as Coro::async_pool, meaning you cannot use 401Currently the same as Coro::async_pool, meaning you cannot use
278C<on_destroy>, C<join> or other gimmicks on these coroutines. The only 402C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
279thing you are allowed to do is call C<prio> on it. 403thing you are allowed to do is call C<prio> on it.
… …
282 406
283BEGIN { *async = \&Coro::async_pool } 407BEGIN { *async = \&Coro::async_pool }
284 408
285=item cf::sync_job { BLOCK } 409=item cf::sync_job { BLOCK }
286 410
287The design of crossfire+ requires that the main coro ($Coro::main) is 411The design of Crossfire TRT requires that the main coroutine ($Coro::main)
288always able to handle events or runnable, as crossfire+ is only partly 412is always able to handle events or runnable, as Crossfire TRT is only
289reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable.
290 415
291If it must be done, put the blocking parts into C<sync_job>. This will run 416If it must be done, put the blocking parts into C<sync_job>. This will run
292the given BLOCK in another coroutine while waiting for the result. The 417the given BLOCK in another coroutine while waiting for the result. The
293server will be frozen during this time, so the block should either finish 418server will be frozen during this time, so the block should either finish
294fast or be very important. 419fast or be very important.
… …
297 422
298sub sync_job(&) { 423sub sync_job(&) {
299 my ($job) = @_; 424 my ($job) = @_;
300 425
301 if ($Coro::current == $Coro::main) { 426 if ($Coro::current == $Coro::main) {
427 my $time = Event::time;
428
302 # this is the main coro, too bad, we have to block 429 # this is the main coro, too bad, we have to block
303 # till the operation succeeds, freezing the server :/ 430 # till the operation succeeds, freezing the server :/
304 431
432 LOG llevError | logBacktrace, Carp::longmess "sync job";#d#
433
305 # TODO: use suspend/resume instead 434 # TODO: use suspend/resume instead
306 # (but this is cancel-safe) 435 # (but this is cancel-safe)
307 my $freeze_guard = freeze_mainloop; 436 my $freeze_guard = freeze_mainloop;
308 437
309 my $busy = 1; 438 my $busy = 1;
310 my @res; 439 my @res;
311 440
312 (async { 441 (async {
442 $Coro::current->desc ("sync job coro");
313 @res = eval { $job->() }; 443 @res = eval { $job->() };
314 warn $@ if $@; 444 warn $@ if $@;
315 undef $busy; 445 undef $busy;
316 })->prio (Coro::PRIO_MAX); 446 })->prio (Coro::PRIO_MAX);
317 447
318 while ($busy) { 448 while ($busy) {
319 Coro::cede or Event::one_event; 449 Coro::cede or Event::one_event;
320 } 450 }
451
452 $time = Event::time - $time;
453
454 LOG llevError | logBacktrace, Carp::longmess "long sync job"
455 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457 $tick_start += $time; # do not account sync jobs to server load
321 458
322 wantarray ? @res : $res[0] 459 wantarray ? @res : $res[0]
323 } else { 460 } else {
324 # we are in another coroutine, how wonderful, everything just works 461 # we are in another coroutine, how wonderful, everything just works
325 462
… …
345 $EXT_CORO{$coro+0} = $coro; 482 $EXT_CORO{$coro+0} = $coro;
346 483
347 $coro 484 $coro
348} 485}
349 486
350sub write_runtime { 487=item fork_call { }, $args
351 my $guard = cf::lock_acquire "write_runtime";
352 488
353 my $runtime = cf::localdir . "/runtime"; 489Executes the given code block with the given arguments in a seperate
490process, returning the results. Everything must be serialisable with
491Coro::Storable. May, of course, block. Note that the executed sub may
492never block itself or use any form of Event handling.
354 493
355 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 494=cut
356 or return;
357 495
358 my $value = $cf::RUNTIME + 90 + 10; 496sub fork_call(&@) {
359 # 10 is the runtime save interval, for a monotonic clock 497 my ($cb, @args) = @_;
360 # 60 allows for the watchdog to kill the server.
361 498
362 (aio_write $fh, 0, (length $value), $value, 0) <= 0 499 # we seemingly have to make a local copy of the whole thing,
363 and return; 500 # otherwise perl prematurely frees the stuff :/
501 # TODO: investigate and fix (likely this will be rather laborious)
364 502
365 # always fsync - this file is important 503 my @res = Coro::Util::fork_eval {
366 aio_fsync $fh 504 reset_signals;
367 and return; 505 &$cb
506 }, @args;
368 507
369 close $fh 508 wantarray ? @res : $res[-1]
370 or return; 509}
371 510
372 aio_rename "$runtime~", $runtime 511=item $value = cf::db_get $family => $key
373 and return;
374 512
513Returns a single value from the environment database.
514
515=item cf::db_put $family => $key => $value
516
517Stores the given C<$value> in the family. It can currently store binary
518data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
519
520=item $db = cf::db_table "name"
521
522Create and/or open a new database table. The string must not be "db" and must be unique
523within each server.
524
525=cut
526
527sub db_table($) {
528 my ($name) = @_;
529 my $db = BDB::db_create $DB_ENV;
530
531 eval {
532 $db->set_flags (BDB::CHKSUM);
533
534 utf8::encode $name;
535 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
536 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
537 cf::cleanup "db_open(db): $!" if $!;
538 };
539 cf::cleanup "db_open(db): $@" if $@;
540
541 $db
542}
543
544our $DB;
545
546sub db_init {
547 cf::sync_job {
548 $DB ||= db_table "db";
549 };
550}
551
552sub db_get($$) {
553 my $key = "$_[0]/$_[1]";
554
555 cf::sync_job {
556 BDB::db_get $DB, undef, $key, my $data;
557
558 $! ? ()
559 : $data
375 1 560 }
561}
562
563sub db_put($$$) {
564 BDB::dbreq_pri 4;
565 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
566}
567
568=item cf::cache $id => [$paths...], $processversion => $process
569
570Generic caching function that returns the value of the resource $id,
571caching and regenerating as required.
572
573This function can block.
574
575=cut
576
577sub cache {
578 my ($id, $src, $processversion, $process) = @_;
579
580 my $meta =
581 join "\x00",
582 $processversion,
583 map {
584 aio_stat $_
585 and Carp::croak "$_: $!";
586
587 ($_, (stat _)[7,9])
588 } @$src;
589
590 my $dbmeta = db_get cache => "$id/meta";
591 if ($dbmeta ne $meta) {
592 # changed, we may need to process
593
594 my @data;
595 my $md5;
596
597 for (0 .. $#$src) {
598 0 <= aio_load $src->[$_], $data[$_]
599 or Carp::croak "$src->[$_]: $!";
600 }
601
602 # if processing is expensive, check
603 # checksum first
604 if (1) {
605 $md5 =
606 join "\x00",
607 $processversion,
608 map {
609 cf::cede_to_tick;
610 ($src->[$_], Digest::MD5::md5_hex $data[$_])
611 } 0.. $#$src;
612
613
614 my $dbmd5 = db_get cache => "$id/md5";
615 if ($dbmd5 eq $md5) {
616 db_put cache => "$id/meta", $meta;
617
618 return db_get cache => "$id/data";
619 }
620 }
621
622 my $t1 = Time::HiRes::time;
623 my $data = $process->(\@data);
624 my $t2 = Time::HiRes::time;
625
626 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
627
628 db_put cache => "$id/data", $data;
629 db_put cache => "$id/md5" , $md5;
630 db_put cache => "$id/meta", $meta;
631
632 return $data;
633 }
634
635 db_get cache => "$id/data"
376} 636}
377 637
378=item cf::datalog type => key => value, ... 638=item cf::datalog type => key => value, ...
379 639
380Log a datalog packet of the given type with the given key-value pairs. 640Log a datalog packet of the given type with the given key-value pairs.
… …
398attach callbacks/event handlers (a collection of which is called an "attachment") 658attach callbacks/event handlers (a collection of which is called an "attachment")
399to it. All such attachable objects support the following methods. 659to it. All such attachable objects support the following methods.
400 660
401In the following description, CLASS can be any of C<global>, C<object> 661In the following description, CLASS can be any of C<global>, C<object>
402C<player>, C<client> or C<map> (i.e. the attachable objects in 662C<player>, C<client> or C<map> (i.e. the attachable objects in
403crossfire+). 663Crossfire TRT).
404 664
405=over 4 665=over 4
406 666
407=item $attachable->attach ($attachment, key => $value...) 667=item $attachable->attach ($attachment, key => $value...)
408 668
… …
571 $registry = $CB_TYPE[$object_type] ||= []; 831 $registry = $CB_TYPE[$object_type] ||= [];
572 832
573 } elsif ($type eq "subtype") { 833 } elsif ($type eq "subtype") {
574 defined $object_type or Carp::croak "subtype specified without type"; 834 defined $object_type or Carp::croak "subtype specified without type";
575 my $object_subtype = shift @arg; 835 my $object_subtype = shift @arg;
576 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= []; 836 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
577 837
578 } elsif ($type eq "package") { 838 } elsif ($type eq "package") {
579 my $pkg = shift @arg; 839 my $pkg = shift @arg;
580 840
581 while (my ($name, $id) = each %cb_id) { 841 while (my ($name, $id) = each %cb_id) {
… …
610 _attach $registry, $klass, @attach; 870 _attach $registry, $klass, @attach;
611 } 871 }
612 872
613 $obj->{$name} = \%arg; 873 $obj->{$name} = \%arg;
614 } else { 874 } else {
615 warn "object uses attachment '$name' that is not available, postponing.\n"; 875 warn "object uses attachment '$name' which is not available, postponing.\n";
616 } 876 }
617 877
618 $obj->{_attachment}{$name} = undef; 878 $obj->{_attachment}{$name} = undef;
619} 879}
620 880
… …
622 if (ref $_[0]) { 882 if (ref $_[0]) {
623 _object_attach @_; 883 _object_attach @_;
624 } else { 884 } else {
625 _attach shift->_attach_registry, @_; 885 _attach shift->_attach_registry, @_;
626 } 886 }
887 _recalc_want;
627}; 888};
628 889
629# all those should be optimised 890# all those should be optimised
630sub cf::attachable::detach { 891sub cf::attachable::detach {
631 my ($obj, $name) = @_; 892 my ($obj, $name) = @_;
… …
634 delete $obj->{_attachment}{$name}; 895 delete $obj->{_attachment}{$name};
635 reattach ($obj); 896 reattach ($obj);
636 } else { 897 } else {
637 Carp::croak "cannot, currently, detach class attachments"; 898 Carp::croak "cannot, currently, detach class attachments";
638 } 899 }
900 _recalc_want;
639}; 901};
640 902
641sub cf::attachable::attached { 903sub cf::attachable::attached {
642 my ($obj, $name) = @_; 904 my ($obj, $name) = @_;
643 905
… …
658 "; 920 ";
659 die if $@; 921 die if $@;
660} 922}
661 923
662our $override; 924our $override;
663our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 925our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
664 926
665sub override { 927sub override {
666 $override = 1; 928 $override = 1;
667 @invoke_results = (); 929 @INVOKE_RESULTS = (@_);
668} 930}
669 931
670sub do_invoke { 932sub do_invoke {
671 my $event = shift; 933 my $event = shift;
672 my $callbacks = shift; 934 my $callbacks = shift;
673 935
674 @invoke_results = (); 936 @INVOKE_RESULTS = ();
675 937
676 local $override; 938 local $override;
677 939
678 for (@$callbacks) { 940 for (@$callbacks) {
679 eval { &{$_->[1]} }; 941 eval { &{$_->[1]} };
… …
696 958
697Generate an object-specific event with the given arguments. 959Generate an object-specific event with the given arguments.
698 960
699This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 961This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
700removed in future versions), and there is no public API to access override 962removed in future versions), and there is no public API to access override
701results (if you must, access C<@cf::invoke_results> directly). 963results (if you must, access C<@cf::INVOKE_RESULTS> directly).
702 964
703=back 965=back
704 966
705=cut 967=cut
706 968
707############################################################################# 969#############################################################################
708# object support 970# object support
971#
972
973sub _can_merge {
974 my ($ob1, $ob2) = @_;
975
976 local $Storable::canonical = 1;
977 my $fob1 = Storable::freeze $ob1;
978 my $fob2 = Storable::freeze $ob2;
979
980 $fob1 eq $fob2
981}
709 982
710sub reattach { 983sub reattach {
711 # basically do the same as instantiate, without calling instantiate 984 # basically do the same as instantiate, without calling instantiate
712 my ($obj) = @_; 985 my ($obj) = @_;
713 986
… …
760sub object_freezer_save { 1033sub object_freezer_save {
761 my ($filename, $rdata, $objs) = @_; 1034 my ($filename, $rdata, $objs) = @_;
762 1035
763 sync_job { 1036 sync_job {
764 if (length $$rdata) { 1037 if (length $$rdata) {
1038 utf8::decode (my $decname = $filename);
765 warn sprintf "saving %s (%d,%d)\n", 1039 warn sprintf "saving %s (%d,%d)\n",
766 $filename, length $$rdata, scalar @$objs; 1040 $decname, length $$rdata, scalar @$objs;
767 1041
768 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1042 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
769 chmod SAVE_MODE, $fh; 1043 chmod SAVE_MODE, $fh;
770 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1044 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
771 aio_fsync $fh if $cf::USE_FSYNC; 1045 aio_fsync $fh if $cf::USE_FSYNC;
772 close $fh; 1046 close $fh;
773 1047
774 if (@$objs) { 1048 if (@$objs) {
775 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1049 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
776 chmod SAVE_MODE, $fh; 1050 chmod SAVE_MODE, $fh;
777 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1051 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
778 aio_write $fh, 0, (length $data), $data, 0; 1052 aio_write $fh, 0, (length $data), $data, 0;
779 aio_fsync $fh if $cf::USE_FSYNC; 1053 aio_fsync $fh if $cf::USE_FSYNC;
780 close $fh; 1054 close $fh;
781 aio_rename "$filename.pst~", "$filename.pst"; 1055 aio_rename "$filename.pst~", "$filename.pst";
782 } 1056 }
… …
790 } 1064 }
791 } else { 1065 } else {
792 aio_unlink $filename; 1066 aio_unlink $filename;
793 aio_unlink "$filename.pst"; 1067 aio_unlink "$filename.pst";
794 } 1068 }
795 } 1069 };
796} 1070}
797 1071
798sub object_freezer_as_string { 1072sub object_freezer_as_string {
799 my ($rdata, $objs) = @_; 1073 my ($rdata, $objs) = @_;
800 1074
… …
812 or return; 1086 or return;
813 1087
814 unless (aio_stat "$filename.pst") { 1088 unless (aio_stat "$filename.pst") {
815 (aio_load "$filename.pst", $av) >= 0 1089 (aio_load "$filename.pst", $av) >= 0
816 or return; 1090 or return;
817 $av = eval { (Storable::thaw $av)->{objs} };
818 }
819 1091
1092 my $st = eval { Coro::Storable::thaw $av }
1093 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094 $av = $st->{objs};
1095 }
1096
1097 utf8::decode (my $decname = $filename);
820 warn sprintf "loading %s (%d)\n", 1098 warn sprintf "loading %s (%d,%d)\n",
821 $filename, length $data, scalar @{$av || []};#d# 1099 $decname, length $data, scalar @{$av || []};
1100
822 return ($data, $av); 1101 ($data, $av)
823} 1102}
1103
1104=head2 COMMAND CALLBACKS
1105
1106=over 4
1107
1108=cut
824 1109
825############################################################################# 1110#############################################################################
826# command handling &c 1111# command handling &c
827 1112
828=item cf::register_command $name => \&callback($ob,$args); 1113=item cf::register_command $name => \&callback($ob,$args);
… …
841 push @{ $COMMAND{$name} }, [$caller, $cb]; 1126 push @{ $COMMAND{$name} }, [$caller, $cb];
842} 1127}
843 1128
844=item cf::register_extcmd $name => \&callback($pl,$packet); 1129=item cf::register_extcmd $name => \&callback($pl,$packet);
845 1130
846Register a callbackf ro execution when the client sends an extcmd packet. 1131Register a callback for execution when the client sends an (synchronous)
1132extcmd packet. Ext commands will be processed in the order they are
1133received by the server, like other user commands. The first argument is
1134the logged-in player. Ext commands can only be processed after a player
1135has logged in successfully.
847 1136
848If the callback returns something, it is sent back as if reply was being 1137If the callback returns something, it is sent back as if reply was being
849called. 1138called.
850 1139
1140=item cf::register_exticmd $name => \&callback($ns,$packet);
1141
1142Register a callback for execution when the client sends an (asynchronous)
1143exticmd packet. Exti commands are processed by the server as soon as they
1144are received, i.e. out of order w.r.t. other commands. The first argument
1145is a client socket. Exti commands can be received anytime, even before
1146log-in.
1147
1148If the callback returns something, it is sent back as if reply was being
1149called.
1150
851=cut 1151=cut
852 1152
853sub register_extcmd { 1153sub register_extcmd {
854 my ($name, $cb) = @_; 1154 my ($name, $cb) = @_;
855 1155
856 $EXTCMD{$name} = $cb; 1156 $EXTCMD{$name} = $cb;
1157}
1158
1159sub register_exticmd {
1160 my ($name, $cb) = @_;
1161
1162 $EXTICMD{$name} = $cb;
857} 1163}
858 1164
859cf::player->attach ( 1165cf::player->attach (
860 on_command => sub { 1166 on_command => sub {
861 my ($pl, $name, $params) = @_; 1167 my ($pl, $name, $params) = @_;
… …
870 cf::override; 1176 cf::override;
871 }, 1177 },
872 on_extcmd => sub { 1178 on_extcmd => sub {
873 my ($pl, $buf) = @_; 1179 my ($pl, $buf) = @_;
874 1180
875 my $msg = eval { from_json $buf }; 1181 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
876 1182
877 if (ref $msg) { 1183 if (ref $msg) {
1184 my ($type, $reply, @payload) =
1185 "ARRAY" eq ref $msg
1186 ? @$msg
1187 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1188
1189 my @reply;
1190
878 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1191 if (my $cb = $EXTCMD{$type}) {
879 if (my %reply = $cb->($pl, $msg)) { 1192 @reply = $cb->($pl, @payload);
880 $pl->ext_reply ($msg->{msgid}, %reply);
881 }
882 } 1193 }
1194
1195 $pl->ext_reply ($reply, @reply)
1196 if $reply;
1197
883 } else { 1198 } else {
884 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1199 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
885 } 1200 }
886 1201
887 cf::override; 1202 cf::override;
888 }, 1203 },
889); 1204);
890 1205
891sub load_extension {
892 my ($path) = @_;
893
894 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
895 my $base = $1;
896 my $pkg = $1;
897 $pkg =~ s/[^[:word:]]/_/g;
898 $pkg = "ext::$pkg";
899
900 warn "... loading '$path' into '$pkg'\n";
901
902 open my $fh, "<:utf8", $path
903 or die "$path: $!";
904
905 my $source =
906 "package $pkg; use strict; use utf8;\n"
907 . "#line 1 \"$path\"\n{\n"
908 . (do { local $/; <$fh> })
909 . "\n};\n1";
910
911 unless (eval $source) {
912 my $msg = $@ ? "$path: $@\n"
913 : "extension disabled.\n";
914 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
915 warn $@;
916 warn "mandatory extension failed to load, exiting.\n";
917 exit 1;
918 }
919 die $@;
920 }
921
922 push @EXTS, $pkg;
923}
924
925sub load_extensions { 1206sub load_extensions {
1207 cf::sync_job {
1208 my %todo;
1209
926 for my $ext (<$LIBDIR/*.ext>) { 1210 for my $path (<$LIBDIR/*.ext>) {
927 next unless -r $ext; 1211 next unless -r $path;
928 eval { 1212
929 load_extension $ext; 1213 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
1214 my $base = $1;
1215 my $pkg = $1;
1216 $pkg =~ s/[^[:word:]]/_/g;
1217 $pkg = "ext::$pkg";
1218
1219 open my $fh, "<:utf8", $path
1220 or die "$path: $!";
1221
1222 my $source = do { local $/; <$fh> };
1223
1224 my %ext = (
1225 path => $path,
1226 base => $base,
1227 pkg => $pkg,
1228 );
1229
1230 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232
1233 $ext{source} =
1234 "package $pkg; use strict; use utf8;\n"
1235 . "#line 1 \"$path\"\n{\n"
1236 . $source
1237 . "\n};\n1";
1238
1239 $todo{$base} = \%ext;
1240 }
1241
1242 my %done;
1243 while (%todo) {
1244 my $progress;
1245
1246 while (my ($k, $v) = each %todo) {
1247 for (split /,\s*/, $v->{meta}{depends}) {
1248 goto skip
1249 unless exists $done{$_};
1250 }
1251
1252 warn "... loading '$k' into '$v->{pkg}'\n";
1253
1254 unless (eval $v->{source}) {
1255 my $msg = $@ ? "$v->{path}: $@\n"
1256 : "$v->{base}: extension inactive.\n";
1257
1258 if (exists $v->{meta}{mandatory}) {
1259 warn $msg;
1260 warn "mandatory extension failed to load, exiting.\n";
1261 exit 1;
1262 }
1263
1264 warn $msg;
1265 }
1266
1267 $done{$k} = delete $todo{$k};
1268 push @EXTS, $v->{pkg};
1269 $progress = 1;
930 1 1270 }
931 } or warn "$ext not loaded: $@"; 1271
1272 skip:
1273 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1274 unless $progress;
1275 }
932 } 1276 };
933} 1277}
934 1278
935############################################################################# 1279#############################################################################
936 1280
1281=back
1282
937=head2 CORE EXTENSIONS 1283=head2 CORE EXTENSIONS
938 1284
939Functions and methods that extend core crossfire objects. 1285Functions and methods that extend core crossfire objects.
940 1286
941=cut 1287=cut
… …
946 1292
947=head3 cf::player 1293=head3 cf::player
948 1294
949=over 4 1295=over 4
950 1296
1297=item cf::player::num_playing
1298
1299Returns the official number of playing players, as per the Crossfire metaserver rules.
1300
1301=cut
1302
1303sub num_playing {
1304 scalar grep
1305 $_->ob->map
1306 && !$_->hidden
1307 && !$_->ob->flag (cf::FLAG_WIZ),
1308 cf::player::list
1309}
1310
951=item cf::player::find $login 1311=item cf::player::find $login
952 1312
953Returns the given player object, loading it if necessary (might block). 1313Returns the given player object, loading it if necessary (might block).
954 1314
955=cut 1315=cut
956 1316
957sub playerdir($) { 1317sub playerdir($) {
958 cf::localdir 1318 "$PLAYERDIR/"
959 . "/"
960 . cf::playerdir
961 . "/"
962 . (ref $_[0] ? $_[0]->ob->name : $_[0]) 1319 . (ref $_[0] ? $_[0]->ob->name : $_[0])
963} 1320}
964 1321
965sub path($) { 1322sub path($) {
966 my $login = ref $_[0] ? $_[0]->ob->name : $_[0]; 1323 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
… …
993 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1350 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
994 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1351 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
995 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1352 aio_unlink +(playerdir $login) . "/$login.pl.pst";
996 aio_unlink +(playerdir $login) . "/$login.pl"; 1353 aio_unlink +(playerdir $login) . "/$login.pl";
997 1354
998 my $pl = load_pl path $login 1355 my $f = new_from_file cf::object::thawer path $login
999 or return; 1356 or return;
1357
1358 my $pl = cf::player::load_pl $f
1359 or return;
1360 local $cf::PLAYER_LOADING{$login} = $pl;
1361 $f->resolve_delayed_derefs;
1000 $cf::PLAYER{$login} = $pl 1362 $cf::PLAYER{$login} = $pl
1001 } 1363 }
1002 } 1364 }
1003} 1365}
1004 1366
… …
1014 1376
1015 aio_mkdir playerdir $pl, 0770; 1377 aio_mkdir playerdir $pl, 0770;
1016 $pl->{last_save} = $cf::RUNTIME; 1378 $pl->{last_save} = $cf::RUNTIME;
1017 1379
1018 $pl->save_pl ($path); 1380 $pl->save_pl ($path);
1019 Coro::cede; 1381 cf::cede_to_tick;
1020} 1382}
1021 1383
1022sub new($) { 1384sub new($) {
1023 my ($login) = @_; 1385 my ($login) = @_;
1024 1386
… …
1028 $self->{deny_save} = 1; 1390 $self->{deny_save} = 1;
1029 1391
1030 $cf::PLAYER{$login} = $self; 1392 $cf::PLAYER{$login} = $self;
1031 1393
1032 $self 1394 $self
1395}
1396
1397=item $player->send_msg ($channel, $msg, $color, [extra...])
1398
1399=cut
1400
1401sub send_msg {
1402 my $ns = shift->ns
1403 or return;
1404 $ns->send_msg (@_);
1033} 1405}
1034 1406
1035=item $pl->quit_character 1407=item $pl->quit_character
1036 1408
1037Nukes the player without looking back. If logged in, the connection will 1409Nukes the player without looking back. If logged in, the connection will
… …
1086while and may block, so not sync_job-capable, ever. 1458while and may block, so not sync_job-capable, ever.
1087 1459
1088=cut 1460=cut
1089 1461
1090sub list_logins { 1462sub list_logins {
1091 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir 1463 my $dirs = aio_readdir $PLAYERDIR
1092 or return []; 1464 or return [];
1093 1465
1094 my @logins; 1466 my @logins;
1095 1467
1096 for my $login (@$dirs) { 1468 for my $login (@$dirs) {
1469 my $path = path $login;
1470
1471 # a .pst is a dead give-away for a valid player
1472 unless (-e "$path.pst") {
1097 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1473 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1098 aio_read $fh, 0, 512, my $buf, 0 or next; 1474 aio_read $fh, 0, 512, my $buf, 0 or next;
1099 $buf !~ /^password -------------$/m or next; # official not-valid tag 1475 $buf !~ /^password -------------$/m or next; # official not-valid tag
1476 }
1100 1477
1101 utf8::decode $login; 1478 utf8::decode $login;
1102 push @logins, $login; 1479 push @logins, $login;
1103 } 1480 }
1104 1481
… …
1131 } 1508 }
1132 1509
1133 \@paths 1510 \@paths
1134} 1511}
1135 1512
1513=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1514
1515Expand crossfire pod fragments into protocol xml.
1516
1517=cut
1518
1519sub expand_cfpod {
1520 ((my $self), (local $_)) = @_;
1521
1522 # escape & and <
1523 s/&/&amp;/g;
1524 s/(?<![BIUGHT])</&lt;/g;
1525
1526 # this is buggy, it needs to properly take care of nested <'s
1527
1528 1 while
1529 # replace B<>, I<>, U<> etc.
1530 s/B<([^\>]*)>/<b>$1<\/b>/
1531 || s/I<([^\>]*)>/<i>$1<\/i>/
1532 || s/U<([^\>]*)>/<u>$1<\/u>/
1533 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534 # replace G<male|female> tags
1535 || s{G<([^>|]*)\|([^>]*)>}{
1536 $self->gender ? $2 : $1
1537 }ge
1538 # replace H<hint text>
1539 || s{H<([^\>]*)>}
1540 {
1541 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543 "")
1544 [$self->{hintmode}]
1545 }ge;
1546
1547 # create single paragraphs (very hackish)
1548 s/(?<=\S)\n(?=\w)/ /g;
1549
1550 # compress some whitespace
1551 s/\s+\n/\n/g; # ws line-ends
1552 s/\n\n+/\n/g; # double lines
1553 s/^\n+//; # beginning lines
1554 s/\n+$//; # ending lines
1555
1556 $_
1557}
1558
1559sub hintmode {
1560 $_[0]{hintmode} = $_[1] if @_ > 1;
1561 $_[0]{hintmode}
1562}
1563
1136=item $player->ext_reply ($msgid, %msg) 1564=item $player->ext_reply ($msgid, @msg)
1137 1565
1138Sends an ext reply to the player. 1566Sends an ext reply to the player.
1139 1567
1140=cut 1568=cut
1141 1569
1142sub ext_reply($$%) { 1570sub ext_reply($$@) {
1143 my ($self, $id, %msg) = @_; 1571 my ($self, $id, @msg) = @_;
1144 1572
1145 $msg{msgid} = $id; 1573 $self->ns->ext_reply ($id, @msg)
1146
1147 $self->send ("ext " . cf::to_json \%msg);
1148} 1574}
1149 1575
1150=item $player->ext_event ($type, %msg) 1576=item $player->ext_msg ($type, @msg)
1151 1577
1152Sends an ext event to the client. 1578Sends an ext event to the client.
1153 1579
1154=cut 1580=cut
1155 1581
1156sub ext_event($$%) { 1582sub ext_msg($$@) {
1157 my ($self, $type, %msg) = @_; 1583 my ($self, $type, @msg) = @_;
1158 1584
1159 $self->ns->ext_event ($type, %msg); 1585 $self->ns->ext_msg ($type, @msg);
1160} 1586}
1161 1587
1162package cf; 1588=head3 cf::region
1589
1590=over 4
1591
1592=cut
1593
1594package cf::region;
1595
1596=item cf::region::find_by_path $path
1597
1598Tries to decuce the likely region for a map knowing only its path.
1599
1600=cut
1601
1602sub find_by_path($) {
1603 my ($path) = @_;
1604
1605 my ($match, $specificity);
1606
1607 for my $region (list) {
1608 if ($region->{match} && $path =~ $region->{match}) {
1609 ($match, $specificity) = ($region, $region->specificity)
1610 if $region->specificity > $specificity;
1611 }
1612 }
1613
1614 $match
1615}
1163 1616
1164=back 1617=back
1165
1166 1618
1167=head3 cf::map 1619=head3 cf::map
1168 1620
1169=over 4 1621=over 4
1170 1622
… …
1225 my ($self, $merge) = @_; 1677 my ($self, $merge) = @_;
1226 1678
1227 # we have to keep some variables in memory intact 1679 # we have to keep some variables in memory intact
1228 local $self->{path}; 1680 local $self->{path};
1229 local $self->{load_path}; 1681 local $self->{load_path};
1230 local $self->{deny_save};
1231 local $self->{deny_reset};
1232 1682
1233 $self->SUPER::thawer_merge ($merge); 1683 $self->SUPER::thawer_merge ($merge);
1234} 1684}
1235 1685
1236sub normalise { 1686sub normalise {
… …
1283 $self->init; # pass $1 etc. 1733 $self->init; # pass $1 etc.
1284 return $self; 1734 return $self;
1285 } 1735 }
1286 } 1736 }
1287 1737
1288 Carp::carp "unable to resolve path '$path' (base '$base')."; 1738 Carp::cluck "unable to resolve path '$path' (base '$base').";
1289 () 1739 ()
1290} 1740}
1291 1741
1292sub init { 1742sub init {
1293 my ($self) = @_; 1743 my ($self) = @_;
… …
1308 1758
1309# the original (read-only) location 1759# the original (read-only) location
1310sub load_path { 1760sub load_path {
1311 my ($self) = @_; 1761 my ($self) = @_;
1312 1762
1313 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path} 1763 "$MAPDIR/$self->{path}.map"
1314} 1764}
1315 1765
1316# the temporary/swap location 1766# the temporary/swap location
1317sub save_path { 1767sub save_path {
1318 my ($self) = @_; 1768 my ($self) = @_;
1319 1769
1320 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1770 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1321 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path 1771 "$TMPDIR/$path.map"
1322} 1772}
1323 1773
1324# the unique path, undef == no special unique path 1774# the unique path, undef == no special unique path
1325sub uniq_path { 1775sub uniq_path {
1326 my ($self) = @_; 1776 my ($self) = @_;
1327 1777
1328 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1778 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1329 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path 1779 "$UNIQUEDIR/$path"
1330} 1780}
1331 1781
1332# and all this just because we cannot iterate over 1782# and all this just because we cannot iterate over
1333# all maps in C++... 1783# all maps in C++...
1334sub change_all_map_light { 1784sub change_all_map_light {
… …
1336 1786
1337 $_->change_map_light ($change) 1787 $_->change_map_light ($change)
1338 for grep $_->outdoor, values %cf::MAP; 1788 for grep $_->outdoor, values %cf::MAP;
1339} 1789}
1340 1790
1791sub decay_objects {
1792 my ($self) = @_;
1793
1794 return if $self->{deny_reset};
1795
1796 $self->do_decay_objects;
1797}
1798
1341sub unlink_save { 1799sub unlink_save {
1342 my ($self) = @_; 1800 my ($self) = @_;
1343 1801
1344 utf8::encode (my $save = $self->save_path); 1802 utf8::encode (my $save = $self->save_path);
1345 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; 1803 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
… …
1348 1806
1349sub load_header_from($) { 1807sub load_header_from($) {
1350 my ($self, $path) = @_; 1808 my ($self, $path) = @_;
1351 1809
1352 utf8::encode $path; 1810 utf8::encode $path;
1353 #aio_open $path, O_RDONLY, 0 1811 my $f = new_from_file cf::object::thawer $path
1354 # or return;
1355
1356 $self->_load_header ($path)
1357 or return; 1812 or return;
1813
1814 $self->_load_header ($f)
1815 or return;
1816
1817 local $MAP_LOADING{$self->{path}} = $self;
1818 $f->resolve_delayed_derefs;
1358 1819
1359 $self->{load_path} = $path; 1820 $self->{load_path} = $path;
1360 1821
1361 1 1822 1
1362} 1823}
… …
1401 $self->load_header_orig 1862 $self->load_header_orig
1402 or return; 1863 or return;
1403 $self->prepare_orig; 1864 $self->prepare_orig;
1404 } 1865 }
1405 1866
1867 $self->{deny_reset} = 1
1868 if $self->no_reset;
1869
1870 $self->default_region (cf::region::find_by_path $self->{path})
1871 unless $self->default_region;
1872
1406 1 1873 1
1407} 1874}
1408 1875
1409sub find; 1876sub find;
1410sub find { 1877sub find {
1411 my ($path, $origin) = @_; 1878 my ($path, $origin) = @_;
1412 1879
1413 $path = normalise $path, $origin && $origin->path; 1880 $path = normalise $path, $origin && $origin->path;
1414 1881
1882 cf::lock_wait "map_data:$path";#d#remove
1415 cf::lock_wait "map_find:$path"; 1883 cf::lock_wait "map_find:$path";
1416 1884
1417 $cf::MAP{$path} || do { 1885 $cf::MAP{$path} || do {
1418 my $guard = cf::lock_acquire "map_find:$path"; 1886 my $guard1 = cf::lock_acquire "map_find:$path";
1887 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1419 my $map = new_from_path cf::map $path 1889 my $map = new_from_path cf::map $path
1420 or return; 1890 or return;
1421 1891
1422 $map->{last_save} = $cf::RUNTIME; 1892 $map->{last_save} = $cf::RUNTIME;
1423 1893
1424 $map->load_header 1894 $map->load_header
1425 or return; 1895 or return;
1426 1896
1427 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) 1897 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1428 # doing this can freeze the server in a sync job, obviously 1898 # doing this can freeze the server in a sync job, obviously
1429 #$cf::WAIT_FOR_TICK->wait; 1899 #$cf::WAIT_FOR_TICK->wait;
1900 undef $guard1;
1901 undef $guard2;
1430 $map->reset; 1902 $map->reset;
1431 undef $guard;
1432 return find $path; 1903 return find $path;
1433 } 1904 }
1434 1905
1435 $cf::MAP{$path} = $map 1906 $cf::MAP{$path} = $map
1436 } 1907 }
… …
1443 my ($self) = @_; 1914 my ($self) = @_;
1444 1915
1445 local $self->{deny_reset} = 1; # loading can take a long time 1916 local $self->{deny_reset} = 1; # loading can take a long time
1446 1917
1447 my $path = $self->{path}; 1918 my $path = $self->{path};
1919
1920 {
1448 my $guard = cf::lock_acquire "map_load:$path"; 1921 my $guard = cf::lock_acquire "map_data:$path";
1449 1922
1923 return unless $self->valid;
1450 return if $self->in_memory != cf::MAP_SWAPPED; 1924 return unless $self->in_memory == cf::MAP_SWAPPED;
1451 1925
1452 $self->in_memory (cf::MAP_LOADING); 1926 $self->in_memory (cf::MAP_LOADING);
1453 1927
1454 $self->alloc; 1928 $self->alloc;
1455 1929
1456 $self->pre_load; 1930 $self->pre_load;
1931 cf::cede_to_tick;
1457 1932
1458 $self->_load_objects ($self->{load_path}, 1) 1933 my $f = new_from_file cf::object::thawer $self->{load_path};
1934 $f->skip_block;
1935 $self->_load_objects ($f)
1459 or return; 1936 or return;
1460 1937
1461 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1938 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1462 if delete $self->{load_original}; 1939 if delete $self->{load_original};
1463 1940
1464 if (my $uniq = $self->uniq_path) { 1941 if (my $uniq = $self->uniq_path) {
1465 utf8::encode $uniq; 1942 utf8::encode $uniq;
1466 if (aio_open $uniq, O_RDONLY, 0) { 1943 unless (aio_stat $uniq) {
1944 if (my $f = new_from_file cf::object::thawer $uniq) {
1467 $self->clear_unique_items; 1945 $self->clear_unique_items;
1468 $self->_load_objects ($uniq, 0); 1946 $self->_load_objects ($f);
1947 $f->resolve_delayed_derefs;
1948 }
1469 } 1949 }
1470 } 1950 }
1471 1951
1472 Coro::cede; 1952 $f->resolve_delayed_derefs;
1473 1953
1954 cf::cede_to_tick;
1474 # now do the right thing for maps 1955 # now do the right thing for maps
1475 $self->link_multipart_objects; 1956 $self->link_multipart_objects;
1476
1477 unless ($self->{deny_activate}) {
1478 $self->decay_objects;
1479 $self->fix_auto_apply;
1480 $self->update_buttons;
1481 Coro::cede;
1482 $self->set_darkness_map;
1483 $self->difficulty ($self->estimate_difficulty) 1957 $self->difficulty ($self->estimate_difficulty)
1484 unless $self->difficulty; 1958 unless $self->difficulty;
1485 Coro::cede; 1959 cf::cede_to_tick;
1960
1961 unless ($self->{deny_activate}) {
1962 $self->decay_objects;
1963 $self->fix_auto_apply;
1964 $self->update_buttons;
1965 cf::cede_to_tick;
1966 $self->set_darkness_map;
1967 cf::cede_to_tick;
1486 $self->activate; 1968 $self->activate;
1969 }
1970
1971 $self->{last_save} = $cf::RUNTIME;
1972 $self->last_access ($cf::RUNTIME);
1973
1974 $self->in_memory (cf::MAP_IN_MEMORY);
1487 } 1975 }
1488 1976
1489 $self->post_load; 1977 $self->post_load;
1490
1491 $self->in_memory (cf::MAP_IN_MEMORY);
1492} 1978}
1493 1979
1494sub customise_for { 1980sub customise_for {
1495 my ($self, $ob) = @_; 1981 my ($self, $ob) = @_;
1496 1982
1497 return find "~" . $ob->name . "/" . $self->{path} 1983 return find "~" . $ob->name . "/" . $self->{path}
1498 if $self->per_player; 1984 if $self->per_player;
1499 1985
1986# return find "?party/" . $ob->name . "/" . $self->{path}
1987# if $self->per_party;
1988
1500 $self 1989 $self
1501} 1990}
1502 1991
1503# find and load all maps in the 3x3 area around a map 1992# find and load all maps in the 3x3 area around a map
1504sub load_diag { 1993sub load_neighbours {
1505 my ($map) = @_; 1994 my ($map) = @_;
1506 1995
1507 my @diag; # diagonal neighbours 1996 my @neigh; # diagonal neighbours
1508 1997
1509 for (0 .. 3) { 1998 for (0 .. 3) {
1510 my $neigh = $map->tile_path ($_) 1999 my $neigh = $map->tile_path ($_)
1511 or next; 2000 or next;
1512 $neigh = find $neigh, $map 2001 $neigh = find $neigh, $map
1513 or next; 2002 or next;
1514 $neigh->load; 2003 $neigh->load;
1515 2004
2005 push @neigh,
1516 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2006 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1517 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2007 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1518 } 2008 }
1519 2009
1520 for (@diag) { 2010 for (grep defined $_->[0], @neigh) {
2011 my ($path, $origin) = @$_;
1521 my $neigh = find @$_ 2012 my $neigh = find $path, $origin
1522 or next; 2013 or next;
1523 $neigh->load; 2014 $neigh->load;
1524 } 2015 }
1525} 2016}
1526 2017
… …
1531} 2022}
1532 2023
1533sub do_load_sync { 2024sub do_load_sync {
1534 my ($map) = @_; 2025 my ($map) = @_;
1535 2026
2027 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2028 if $Coro::current == $Coro::main;
2029
1536 cf::sync_job { $map->load }; 2030 cf::sync_job { $map->load };
1537} 2031}
1538 2032
1539our %MAP_PREFETCH; 2033our %MAP_PREFETCH;
1540our $MAP_PREFETCHER = undef; 2034our $MAP_PREFETCHER = undef;
1541 2035
1542sub find_async { 2036sub find_async {
1543 my ($path, $origin) = @_; 2037 my ($path, $origin, $load) = @_;
1544 2038
1545 $path = normalise $path, $origin && $origin->{path}; 2039 $path = normalise $path, $origin && $origin->{path};
1546 2040
1547 if (my $map = $cf::MAP{$path}) { 2041 if (my $map = $cf::MAP{$path}) {
1548 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2042 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1549 } 2043 }
1550 2044
1551 undef $MAP_PREFETCH{$path}; 2045 $MAP_PREFETCH{$path} |= $load;
2046
1552 $MAP_PREFETCHER ||= cf::async { 2047 $MAP_PREFETCHER ||= cf::async {
2048 $Coro::current->{desc} = "map prefetcher";
2049
1553 while (%MAP_PREFETCH) { 2050 while (%MAP_PREFETCH) {
1554 for my $path (keys %MAP_PREFETCH) { 2051 while (my ($k, $v) = each %MAP_PREFETCH) {
1555 my $map = find $path 2052 if (my $map = find $k) {
1556 or next;
1557 $map->load; 2053 $map->load if $v;
2054 }
1558 2055
1559 delete $MAP_PREFETCH{$path}; 2056 delete $MAP_PREFETCH{$k};
1560 } 2057 }
1561 } 2058 }
1562 undef $MAP_PREFETCHER; 2059 undef $MAP_PREFETCHER;
1563 }; 2060 };
1564 $MAP_PREFETCHER->prio (6); 2061 $MAP_PREFETCHER->prio (6);
… …
1567} 2064}
1568 2065
1569sub save { 2066sub save {
1570 my ($self) = @_; 2067 my ($self) = @_;
1571 2068
1572 my $lock = cf::lock_acquire "map_data:" . $self->path; 2069 my $lock = cf::lock_acquire "map_data:$self->{path}";
1573 2070
1574 $self->{last_save} = $cf::RUNTIME; 2071 $self->{last_save} = $cf::RUNTIME;
1575 2072
1576 return unless $self->dirty; 2073 return unless $self->dirty;
1577 2074
… …
1583 return if $self->{deny_save}; 2080 return if $self->{deny_save};
1584 2081
1585 local $self->{last_access} = $self->last_access;#d# 2082 local $self->{last_access} = $self->last_access;#d#
1586 2083
1587 cf::async { 2084 cf::async {
2085 $Coro::current->{desc} = "map player save";
1588 $_->contr->save for $self->players; 2086 $_->contr->save for $self->players;
1589 }; 2087 };
1590 2088
1591 if ($uniq) { 2089 if ($uniq) {
1592 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2090 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
… …
1600 my ($self) = @_; 2098 my ($self) = @_;
1601 2099
1602 # save first because save cedes 2100 # save first because save cedes
1603 $self->save; 2101 $self->save;
1604 2102
1605 my $lock = cf::lock_acquire "map_data:" . $self->path; 2103 my $lock = cf::lock_acquire "map_data:$self->{path}";
1606 2104
1607 return if $self->players; 2105 return if $self->players;
1608 return if $self->in_memory != cf::MAP_IN_MEMORY; 2106 return if $self->in_memory != cf::MAP_IN_MEMORY;
1609 return if $self->{deny_save}; 2107 return if $self->{deny_save};
1610 2108
2109 $self->in_memory (cf::MAP_SWAPPED);
2110
2111 $self->deactivate;
2112 $_->clear_links_to ($self) for values %cf::MAP;
1611 $self->clear; 2113 $self->clear;
1612 $self->in_memory (cf::MAP_SWAPPED);
1613} 2114}
1614 2115
1615sub reset_at { 2116sub reset_at {
1616 my ($self) = @_; 2117 my ($self) = @_;
1617 2118
1618 # TODO: safety, remove and allow resettable per-player maps 2119 # TODO: safety, remove and allow resettable per-player maps
1619 return 1e99 if $self->isa ("ext::map_per_player");#d#
1620 return 1e99 if $self->{deny_reset}; 2120 return 1e99 if $self->{deny_reset};
1621 2121
1622 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 2122 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1623 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 2123 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1624 2124
… …
1635 my ($self) = @_; 2135 my ($self) = @_;
1636 2136
1637 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2137 my $lock = cf::lock_acquire "map_data:$self->{path}";
1638 2138
1639 return if $self->players; 2139 return if $self->players;
1640 return if $self->isa ("ext::map_per_player");#d#
1641 2140
1642 warn "resetting map ", $self->path;#d# 2141 warn "resetting map ", $self->path;
1643 2142
1644 $self->in_memory (cf::MAP_SWAPPED); 2143 $self->in_memory (cf::MAP_SWAPPED);
1645 2144
1646 # need to save uniques path 2145 # need to save uniques path
1647 unless ($self->{deny_save}) { 2146 unless ($self->{deny_save}) {
… …
1651 if $uniq; 2150 if $uniq;
1652 } 2151 }
1653 2152
1654 delete $cf::MAP{$self->path}; 2153 delete $cf::MAP{$self->path};
1655 2154
2155 $self->deactivate;
2156 $_->clear_links_to ($self) for values %cf::MAP;
1656 $self->clear; 2157 $self->clear;
1657
1658 $_->clear_links_to ($self) for values %cf::MAP;
1659 2158
1660 $self->unlink_save; 2159 $self->unlink_save;
1661 $self->destroy; 2160 $self->destroy;
1662} 2161}
1663 2162
1664my $nuke_counter = "aaaa"; 2163my $nuke_counter = "aaaa";
1665 2164
1666sub nuke { 2165sub nuke {
1667 my ($self) = @_; 2166 my ($self) = @_;
1668 2167
2168 {
2169 my $lock = cf::lock_acquire "map_data:$self->{path}";
2170
1669 delete $cf::MAP{$self->path}; 2171 delete $cf::MAP{$self->path};
1670 2172
1671 $self->unlink_save; 2173 $self->unlink_save;
1672 2174
1673 bless $self, "cf::map"; 2175 bless $self, "cf::map";
1674 delete $self->{deny_reset}; 2176 delete $self->{deny_reset};
1675 $self->{deny_save} = 1; 2177 $self->{deny_save} = 1;
1676 $self->reset_timeout (1); 2178 $self->reset_timeout (1);
1677 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2179 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1678 2180
1679 $cf::MAP{$self->path} = $self; 2181 $cf::MAP{$self->path} = $self;
2182 }
1680 2183
1681 $self->reset; # polite request, might not happen 2184 $self->reset; # polite request, might not happen
2185}
2186
2187=item $maps = cf::map::tmp_maps
2188
2189Returns an arrayref with all map paths of currently instantiated and saved
2190maps. May block.
2191
2192=cut
2193
2194sub tmp_maps() {
2195 [
2196 map {
2197 utf8::decode $_;
2198 /\.map$/
2199 ? normalise $_
2200 : ()
2201 } @{ aio_readdir $TMPDIR or [] }
2202 ]
2203}
2204
2205=item $maps = cf::map::random_maps
2206
2207Returns an arrayref with all map paths of currently instantiated and saved
2208random maps. May block.
2209
2210=cut
2211
2212sub random_maps() {
2213 [
2214 map {
2215 utf8::decode $_;
2216 /\.map$/
2217 ? normalise "?random/$_"
2218 : ()
2219 } @{ aio_readdir $RANDOMDIR or [] }
2220 ]
1682} 2221}
1683 2222
1684=item cf::map::unique_maps 2223=item cf::map::unique_maps
1685 2224
1686Returns an arrayref of paths of all shared maps that have 2225Returns an arrayref of paths of all shared maps that have
1687instantiated unique items. May block. 2226instantiated unique items. May block.
1688 2227
1689=cut 2228=cut
1690 2229
1691sub unique_maps() { 2230sub unique_maps() {
1692 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir 2231 [
1693 or return; 2232 map {
1694
1695 my @paths;
1696
1697 for (@$files) {
1698 utf8::decode $_; 2233 utf8::decode $_;
1699 next if /\.pst$/; 2234 /\.map$/
1700 next unless /^$PATH_SEP/o; 2235 ? normalise $_
1701 2236 : ()
1702 push @paths, cf::map::normalise $_; 2237 } @{ aio_readdir $UNIQUEDIR or [] }
1703 } 2238 ]
1704
1705 \@paths
1706} 2239}
1707 2240
1708package cf; 2241package cf;
1709 2242
1710=back 2243=back
… …
1728 map { $_, inv_recursive_ $_->inv } @_ 2261 map { $_, inv_recursive_ $_->inv } @_
1729} 2262}
1730 2263
1731sub inv_recursive { 2264sub inv_recursive {
1732 inv_recursive_ inv $_[0] 2265 inv_recursive_ inv $_[0]
2266}
2267
2268=item $ref = $ob->ref
2269
2270creates and returns a persistent reference to an objetc that can be stored as a string.
2271
2272=item $ob = cf::object::deref ($refstring)
2273
2274returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275even if the object actually exists. May block.
2276
2277=cut
2278
2279sub deref {
2280 my ($ref) = @_;
2281
2282 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283 my ($uuid, $name) = ($1, $2);
2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285 or return;
2286 $pl->ob->uuid eq $uuid
2287 or return;
2288
2289 $pl->ob
2290 } else {
2291 warn "$ref: cannot resolve object reference\n";
2292 undef
2293 }
1733} 2294}
1734 2295
1735package cf; 2296package cf;
1736 2297
1737=back 2298=back
… …
1756 2317
1757 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; 2318 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1758 2319
1759 if ($self->{record_replies}) { 2320 if ($self->{record_replies}) {
1760 push @{ $self->{record_replies} }, [$npc, $msg, $flags]; 2321 push @{ $self->{record_replies} }, [$npc, $msg, $flags];
2322
1761 } else { 2323 } else {
2324 my $pl = $self->contr;
2325
2326 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2327 my $dialog = $pl->{npc_dialog};
2328 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329
2330 } else {
1762 $msg = $npc->name . " says: $msg" if $npc; 2331 $msg = $npc->name . " says: $msg" if $npc;
1763 $self->message ($msg, $flags); 2332 $self->message ($msg, $flags);
2333 }
1764 } 2334 }
2335}
2336
2337=item $object->send_msg ($channel, $msg, $color, [extra...])
2338
2339=cut
2340
2341sub cf::object::send_msg {
2342 my $pl = shift->contr
2343 or return;
2344 $pl->send_msg (@_);
1765} 2345}
1766 2346
1767=item $player_object->may ("access") 2347=item $player_object->may ("access")
1768 2348
1769Returns wether the given player is authorized to access resource "access" 2349Returns wether the given player is authorized to access resource "access"
… …
1816 $self->deactivate_recursive; 2396 $self->deactivate_recursive;
1817 2397
1818 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2398 return if UNIVERSAL::isa $self->map, "ext::map_link";
1819 2399
1820 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2400 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1821 if $self->map; 2401 if $self->map && $self->map->{path} ne "{link}";
1822 2402
1823 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2403 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1824} 2404}
1825 2405
1826sub cf::object::player::leave_link { 2406sub cf::object::player::leave_link {
1827 my ($self, $map, $x, $y) = @_; 2407 my ($self, $map, $x, $y) = @_;
2408
2409 return unless $self->contr->active;
1828 2410
1829 my $link_pos = delete $self->{_link_pos}; 2411 my $link_pos = delete $self->{_link_pos};
1830 2412
1831 unless ($map) { 2413 unless ($map) {
1832 # restore original map position 2414 # restore original map position
… …
1846 # use -1 or undef as default coordinates, not 0, 0 2428 # use -1 or undef as default coordinates, not 0, 0
1847 ($x, $y) = ($map->enter_x, $map->enter_y) 2429 ($x, $y) = ($map->enter_x, $map->enter_y)
1848 if $x <=0 && $y <= 0; 2430 if $x <=0 && $y <= 0;
1849 2431
1850 $map->load; 2432 $map->load;
1851 $map->load_diag; 2433 $map->load_neighbours;
1852 2434
1853 return unless $self->contr->active; 2435 return unless $self->contr->active;
1854 $self->activate_recursive; 2436 $self->activate_recursive;
1855 2437
1856 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2438 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1857 $self->enter_map ($map, $x, $y); 2439 $self->enter_map ($map, $x, $y);
1858} 2440}
1859 2441
1860cf::player->attach ( 2442=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1861 on_logout => sub {
1862 my ($pl) = @_;
1863 2443
1864 # abort map switching before logout 2444Moves the player to the given map-path and coordinates by first freezing
1865 if ($pl->ob->{_link_pos}) { 2445her, loading and preparing them map, calling the provided $check callback
1866 cf::sync_job { 2446that has to return the map if sucecssful, and then unfreezes the player on
1867 $pl->ob->leave_link 2447the new (success) or old (failed) map position. In either case, $done will
1868 }; 2448be called at the end of this process.
1869 }
1870 },
1871 on_login => sub {
1872 my ($pl) = @_;
1873 2449
1874 # try to abort aborted map switching on player login :)
1875 # should happen only on crashes
1876 if ($pl->ob->{_link_pos}) {
1877 $pl->ob->enter_link;
1878 (async {
1879 $pl->ob->reply (undef,
1880 "There was an internal problem at your last logout, "
1881 . "the server will try to bring you to your intended destination in a second.",
1882 cf::NDI_RED);
1883 # we need this sleep as the login has a concurrent enter_exit running
1884 # and this sleep increases chances of the player not ending up in scorn
1885 Coro::Timer::sleep 1;
1886 $pl->ob->leave_link;
1887 })->prio (2);
1888 }
1889 },
1890);
1891
1892=item $player_object->goto ($path, $x, $y)
1893
1894=cut 2450=cut
2451
2452our $GOTOGEN;
1895 2453
1896sub cf::object::player::goto { 2454sub cf::object::player::goto {
1897 my ($self, $path, $x, $y) = @_; 2455 my ($self, $path, $x, $y, $check, $done) = @_;
2456
2457 # do generation counting so two concurrent goto's will be executed in-order
2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1898 2459
1899 $self->enter_link; 2460 $self->enter_link;
1900 2461
1901 (async { 2462 (async {
2463 $Coro::current->{desc} = "player::goto $path $x $y";
2464
2465 # *tag paths override both path and x|y
2466 if ($path =~ /^\*(.*)$/) {
2467 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2468 my $ob = $obs[rand @obs];
2469
2470 # see if we actually can go there
2471 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2472 $ob = $obs[rand @obs];
2473 } else {
2474 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2475 }
2476 # else put us there anyways for now #d#
2477
2478 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2479 } else {
2480 ($path, $x, $y) = (undef, undef, undef);
2481 }
2482 }
2483
1902 my $map = eval { 2484 my $map = eval {
1903 my $map = cf::map::find $path; 2485 my $map = defined $path ? cf::map::find $path : undef;
2486
2487 if ($map) {
1904 $map = $map->customise_for ($self) if $map; 2488 $map = $map->customise_for ($self);
2489 $map = $check->($map) if $check && $map;
2490 } else {
2491 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492 }
2493
1905 $map 2494 $map
2495 };
2496
2497 if ($@) {
2498 $self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
2499 LOG llevError | logBacktrace, Carp::longmess $@;
1906 } or 2500 }
1907 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1908 2501
2502 if ($gen == $self->{_goto_generation}) {
2503 delete $self->{_goto_generation};
1909 $self->leave_link ($map, $x, $y); 2504 $self->leave_link ($map, $x, $y);
2505 }
2506
2507 $done->() if $done;
1910 })->prio (1); 2508 })->prio (1);
1911} 2509}
1912 2510
1913=item $player_object->enter_exit ($exit_object) 2511=item $player_object->enter_exit ($exit_object)
1914 2512
… …
1953 2551
1954 $rmp->{random_seed} ||= $exit->random_seed; 2552 $rmp->{random_seed} ||= $exit->random_seed;
1955 2553
1956 my $data = cf::to_json $rmp; 2554 my $data = cf::to_json $rmp;
1957 my $md5 = Digest::MD5::md5_hex $data; 2555 my $md5 = Digest::MD5::md5_hex $data;
1958 my $meta = "$cf::RANDOM_MAPS/$md5.meta"; 2556 my $meta = "$RANDOMDIR/$md5.meta";
1959 2557
1960 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2558 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1961 aio_write $fh, 0, (length $data), $data, 0; 2559 aio_write $fh, 0, (length $data), $data, 0;
1962 undef $fh; 2560 undef $fh;
1963 aio_rename "$meta~", $meta; 2561 aio_rename "$meta~", $meta;
… …
1983 my $hp = $exit->stats->hp; 2581 my $hp = $exit->stats->hp;
1984 my $sp = $exit->stats->sp; 2582 my $sp = $exit->stats->sp;
1985 2583
1986 $self->enter_link; 2584 $self->enter_link;
1987 2585
2586 # if exit is damned, update players death & WoR home-position
2587 $self->contr->savebed ($slaying, $hp, $sp)
2588 if $exit->flag (FLAG_DAMNED);
2589
1988 (async { 2590 (async {
2591 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2592
1989 $self->deactivate_recursive; # just to be sure 2593 $self->deactivate_recursive; # just to be sure
1990 unless (eval { 2594 unless (eval {
1991 $self->goto ($slaying, $hp, $sp); 2595 $self->goto ($slaying, $hp, $sp);
1992 2596
1993 1; 2597 1;
… …
2019 2623
2020 utf8::encode $text; 2624 utf8::encode $text;
2021 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2625 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2022} 2626}
2023 2627
2628=item $client->send_msg ($channel, $msg, $color, [extra...])
2629
2630Send a drawinfo or msg packet to the client, formatting the msg for the
2631client if neccessary. C<$type> should be a string identifying the type of
2632the message, with C<log> being the default. If C<$color> is negative, suppress
2633the message unless the client supports the msg packet.
2634
2635=cut
2636
2637our %CHANNEL = (
2638 "c/identify" => {
2639 id => "infobox",
2640 title => "Identify",
2641 reply => undef,
2642 tooltip => "Items recently identified",
2643 },
2644 "c/examine" => {
2645 id => "infobox",
2646 title => "Examine",
2647 reply => undef,
2648 tooltip => "Signs and other items you examined",
2649 },
2650 "c/lookat" => {
2651 id => "infobox",
2652 title => "Look",
2653 reply => undef,
2654 tooltip => "What you saw there",
2655 },
2656);
2657
2658sub cf::client::send_msg {
2659 my ($self, $channel, $msg, $color, @extra) = @_;
2660
2661 $msg = $self->pl->expand_cfpod ($msg);
2662
2663 $color &= cf::NDI_CLIENT_MASK; # just in case...
2664
2665 # check predefined channels, for the benefit of C
2666 if ($CHANNEL{$channel}) {
2667 $channel = $CHANNEL{$channel};
2668
2669 $self->ext_msg (channel_info => $channel)
2670 if $self->can_msg;
2671
2672 $channel = $channel->{id};
2673
2674 } elsif (ref $channel) {
2675 # send meta info to client, if not yet sent
2676 unless (exists $self->{channel}{$channel->{id}}) {
2677 $self->{channel}{$channel->{id}} = $channel;
2678 $self->ext_msg (channel_info => $channel)
2679 if $self->can_msg;
2680 }
2681
2682 $channel = $channel->{id};
2683 }
2684
2685 return unless @extra || length $msg;
2686
2687 if ($self->can_msg) {
2688 # default colour, mask it out
2689 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690 if $color & cf::NDI_DEF;
2691
2692 $self->send_packet ("msg " . $self->{json_coder}->encode (
2693 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2694 } else {
2695 if ($color >= 0) {
2696 # replace some tags by gcfclient-compatible ones
2697 for ($msg) {
2698 1 while
2699 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704 }
2705
2706 $color &= cf::NDI_COLOR_MASK;
2707
2708 utf8::encode $msg;
2709
2710 if (0 && $msg =~ /\[/) {
2711 # COMMAND/INFO
2712 $self->send_packet ("drawextinfo $color 10 8 $msg")
2713 } else {
2714 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715 $self->send_packet ("drawinfo $color $msg")
2716 }
2717 }
2718 }
2719}
2720
2024=item $client->ext_event ($type, %msg) 2721=item $client->ext_msg ($type, @msg)
2025 2722
2026Sends an exti event to the client. 2723Sends an ext event to the client.
2027 2724
2028=cut 2725=cut
2029 2726
2030sub cf::client::ext_event($$%) { 2727sub cf::client::ext_msg($$@) {
2031 my ($self, $type, %msg) = @_; 2728 my ($self, $type, @msg) = @_;
2032 2729
2730 if ($self->extcmd == 2) {
2731 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732 } elsif ($self->extcmd == 1) { # TODO: remove
2033 $msg{msgtype} = "event_$type"; 2733 push @msg, msgtype => "event_$type";
2034 $self->send_packet ("ext " . cf::to_json \%msg); 2734 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735 }
2736}
2737
2738=item $client->ext_reply ($msgid, @msg)
2739
2740Sends an ext reply to the client.
2741
2742=cut
2743
2744sub cf::client::ext_reply($$@) {
2745 my ($self, $id, @msg) = @_;
2746
2747 if ($self->extcmd == 2) {
2748 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749 } elsif ($self->extcmd == 1) {
2750 #TODO: version 1, remove
2751 unshift @msg, msgtype => "reply", msgid => $id;
2752 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753 }
2035} 2754}
2036 2755
2037=item $success = $client->query ($flags, "text", \&cb) 2756=item $success = $client->query ($flags, "text", \&cb)
2038 2757
2039Queues a query to the client, calling the given callback with 2758Queues a query to the client, calling the given callback with
2040the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2759the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2041C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2760C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2042 2761
2043Queries can fail, so check the return code. Or don't, as queries will become 2762Queries can fail, so check the return code. Or don't, as queries will
2044reliable at some point in the future. 2763become reliable at some point in the future.
2045 2764
2046=cut 2765=cut
2047 2766
2048sub cf::client::query { 2767sub cf::client::query {
2049 my ($self, $flags, $text, $cb) = @_; 2768 my ($self, $flags, $text, $cb) = @_;
… …
2057 utf8::encode $text; 2776 utf8::encode $text;
2058 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2777 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2059 2778
2060 $self->send_packet ($self->{query_queue}[0][0]) 2779 $self->send_packet ($self->{query_queue}[0][0])
2061 if @{ $self->{query_queue} } == 1; 2780 if @{ $self->{query_queue} } == 1;
2781
2782 1
2062} 2783}
2063 2784
2064cf::client->attach ( 2785cf::client->attach (
2786 on_connect => sub {
2787 my ($ns) = @_;
2788
2789 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2790 },
2065 on_reply => sub { 2791 on_reply => sub {
2066 my ($ns, $msg) = @_; 2792 my ($ns, $msg) = @_;
2067 2793
2068 # this weird shuffling is so that direct followup queries 2794 # this weird shuffling is so that direct followup queries
2069 # get handled first 2795 # get handled first
… …
2081 } else { 2807 } else {
2082 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2808 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2083 } 2809 }
2084 } 2810 }
2085 }, 2811 },
2812 on_exticmd => sub {
2813 my ($ns, $buf) = @_;
2814
2815 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2816
2817 if (ref $msg) {
2818 my ($type, $reply, @payload) =
2819 "ARRAY" eq ref $msg
2820 ? @$msg
2821 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2822
2823 my @reply;
2824
2825 if (my $cb = $EXTICMD{$type}) {
2826 @reply = $cb->($ns, @payload);
2827 }
2828
2829 $ns->ext_reply ($reply, @reply)
2830 if $reply;
2831
2832 } else {
2833 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834 }
2835
2836 cf::override;
2837 },
2086); 2838);
2087 2839
2088=item $client->async (\&cb) 2840=item $client->async (\&cb)
2089 2841
2090Create a new coroutine, running the specified callback. The coroutine will 2842Create a new coroutine, running the specified callback. The coroutine will
… …
2131our $safe = new Safe "safe"; 2883our $safe = new Safe "safe";
2132our $safe_hole = new Safe::Hole; 2884our $safe_hole = new Safe::Hole;
2133 2885
2134$SIG{FPE} = 'IGNORE'; 2886$SIG{FPE} = 'IGNORE';
2135 2887
2136$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 2888$safe->permit_only (Opcode::opset qw(
2889 :base_core :base_mem :base_orig :base_math
2890 grepstart grepwhile mapstart mapwhile
2891 sort time
2892));
2137 2893
2138# here we export the classes and methods available to script code 2894# here we export the classes and methods available to script code
2139 2895
2140=pod 2896=pod
2141 2897
2142The following functions and methods are available within a safe environment: 2898The following functions and methods are available within a safe environment:
2143 2899
2144 cf::object contr pay_amount pay_player map 2900 cf::object
2901 contr pay_amount pay_player map x y force_find force_add
2902 insert remove name archname title slaying race decrease_ob_nr
2903
2145 cf::object::player player 2904 cf::object::player
2146 cf::player peaceful 2905 player
2147 cf::map trigger 2906
2907 cf::player
2908 peaceful
2909
2910 cf::map
2911 trigger
2148 2912
2149=cut 2913=cut
2150 2914
2151for ( 2915for (
2152 ["cf::object" => qw(contr pay_amount pay_player map)], 2916 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917 insert remove inv name archname title slaying race
2918 decrease_ob_nr)],
2153 ["cf::object::player" => qw(player)], 2919 ["cf::object::player" => qw(player)],
2154 ["cf::player" => qw(peaceful)], 2920 ["cf::player" => qw(peaceful)],
2155 ["cf::map" => qw(trigger)], 2921 ["cf::map" => qw(trigger)],
2156) { 2922) {
2157 no strict 'refs'; 2923 no strict 'refs';
… …
2228=back 2994=back
2229 2995
2230=cut 2996=cut
2231 2997
2232############################################################################# 2998#############################################################################
2233
2234=head2 EXTENSION DATABASE SUPPORT
2235
2236Crossfire maintains a very simple database for extension use. It can
2237currently store anything that can be serialised using Storable, which
2238excludes objects.
2239
2240The parameter C<$family> should best start with the name of the extension
2241using it, it should be unique.
2242
2243=over 4
2244
2245=item $value = cf::db_get $family => $key
2246
2247Returns a single value from the database.
2248
2249=item cf::db_put $family => $key => $value
2250
2251Stores the given C<$value> in the family.
2252
2253=cut
2254
2255our $DB;
2256
2257sub db_init {
2258 unless ($DB) {
2259 $DB = BDB::db_create $DB_ENV;
2260
2261 cf::sync_job {
2262 eval {
2263 $DB->set_flags (BDB::CHKSUM);
2264
2265 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2266 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2267 cf::cleanup "db_open(db): $!" if $!;
2268 };
2269 cf::cleanup "db_open(db): $@" if $@;
2270 };
2271
2272 my $path = cf::localdir . "/database.pst";
2273 if (stat $path) {
2274 cf::sync_job {
2275 my $pst = Storable::retrieve $path;
2276
2277 cf::db_put (board => data => $pst->{board});
2278 cf::db_put (guildrules => data => $pst->{guildrules});
2279 cf::db_put (rent => balance => $pst->{rent}{balance});
2280 BDB::db_env_txn_checkpoint $DB_ENV;
2281
2282 unlink $path;
2283 };
2284 }
2285 }
2286}
2287
2288sub db_get($$) {
2289 my $key = "$_[0]/$_[1]";
2290
2291 cf::sync_job {
2292 BDB::db_get $DB, undef, $key, my $data;
2293
2294 $! ? ()
2295 : Compress::LZF::sthaw $data
2296 }
2297}
2298
2299sub db_put($$$) {
2300 BDB::dbreq_pri 4;
2301 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2302}
2303
2304#############################################################################
2305# the server's init and main functions 2999# the server's init and main functions
2306 3000
2307sub load_facedata { 3001sub load_facedata($) {
2308 my $path = sprintf "%s/facedata", cf::datadir; 3002 my ($path) = @_;
3003
3004 # HACK to clear player env face cache, we need some signal framework
3005 # for this (global event?)
3006 %ext::player_env::MUSIC_FACE_CACHE = ();
3007
3008 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2309 3009
2310 warn "loading facedata from $path\n"; 3010 warn "loading facedata from $path\n";
2311 3011
2312 my $faces; 3012 my $facedata;
2313 0 < aio_load $path, $faces 3013 0 < aio_load $path, $facedata
2314 or die "$path: $!"; 3014 or die "$path: $!";
2315 3015
2316 Coro::cede;
2317 $faces = Storable::thaw $faces; 3016 $facedata = Coro::Storable::thaw $facedata;
2318 Coro::cede;
2319 3017
2320 my $meta = delete $faces->{""};
2321 $meta->{version} == 1 3018 $facedata->{version} == 2
2322 or cf::cleanup "$path: version mismatch, cannot proceed."; 3019 or cf::cleanup "$path: version mismatch, cannot proceed.";
2323 3020
3021 # patch in the exptable
3022 $facedata->{resource}{"res/exp_table"} = {
3023 type => FT_RSRC,
3024 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3025 };
3026 cf::cede_to_tick;
3027
3028 {
3029 my $faces = $facedata->{faceinfo};
3030
2324 while (my ($face, $info) = each %$faces) { 3031 while (my ($face, $info) = each %$faces) {
2325 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3032 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2326 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3033 cf::face::set_visibility $idx, $info->{visibility};
3034 cf::face::set_magicmap $idx, $info->{magicmap};
2327 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3035 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2328 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3036 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2329 Coro::cede;
2330 }
2331 3037
3038 cf::cede_to_tick;
3039 }
3040
2332 while (my ($face, $info) = each %$faces) { 3041 while (my ($face, $info) = each %$faces) {
2333 next unless $info->{smooth}; 3042 next unless $info->{smooth};
2334 my $idx = cf::face::find $face 3043 my $idx = cf::face::find $face
2335 or next; 3044 or next;
2336 if (my $smooth = cf::face::find $info->{smooth}) { 3045 if (my $smooth = cf::face::find $info->{smooth}) {
3046 cf::face::set_smooth $idx, $smooth;
2337 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3047 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2338 } else { 3048 } else {
2339 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3049 warn "smooth face '$info->{smooth}' not found for face '$face'";
2340 } 3050 }
2341 Coro::cede; 3051
3052 cf::cede_to_tick;
3053 }
3054 }
3055
3056 {
3057 my $anims = $facedata->{animinfo};
3058
3059 while (my ($anim, $info) = each %$anims) {
3060 cf::anim::set $anim, $info->{frames}, $info->{facings};
3061 cf::cede_to_tick;
3062 }
3063
3064 cf::anim::invalidate_all; # d'oh
3065 }
3066
3067 {
3068 # TODO: for gcfclient pleasure, we should give resources
3069 # that gcfclient doesn't grok a >10000 face index.
3070 my $res = $facedata->{resource};
3071
3072 my $soundconf = delete $res->{"res/sound.conf"};
3073
3074 while (my ($name, $info) = each %$res) {
3075 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076 my $data;
3077
3078 if ($info->{type} & 1) {
3079 # prepend meta info
3080
3081 my $meta = $enc->encode ({
3082 name => $name,
3083 %{ $info->{meta} || {} },
3084 });
3085
3086 $data = pack "(w/a*)*", $meta, $info->{data};
3087 } else {
3088 $data = $info->{data};
3089 }
3090
3091 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092 cf::face::set_type $idx, $info->{type};
3093
3094 cf::cede_to_tick;
3095 }
3096
3097 if ($soundconf) {
3098 $soundconf = $enc->decode (delete $soundconf->{data});
3099
3100 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101 my $sound = $soundconf->{compat}[$_]
3102 or next;
3103
3104 my $face = cf::face::find "sound/$sound->[1]";
3105 cf::sound::set $sound->[0] => $face;
3106 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107 }
3108
3109 while (my ($k, $v) = each %{$soundconf->{event}}) {
3110 my $face = cf::face::find "sound/$v";
3111 cf::sound::set $k => $face;
3112 }
3113 }
2342 } 3114 }
2343 3115
2344 1 3116 1
2345} 3117}
2346 3118
3119register_exticmd fx_want => sub {
3120 my ($ns, $want) = @_;
3121
3122 while (my ($k, $v) = each %$want) {
3123 $ns->fx_want ($k, $v);
3124 }
3125};
3126
3127sub reload_regions {
3128 # HACK to clear player env face cache, we need some signal framework
3129 # for this (global event?)
3130 %ext::player_env::MUSIC_FACE_CACHE = ();
3131
3132 load_resource_file "$MAPDIR/regions"
3133 or die "unable to load regions file\n";
3134
3135 for (cf::region::list) {
3136 $_->{match} = qr/$_->{match}/
3137 if exists $_->{match};
3138 }
3139}
3140
3141sub reload_facedata {
3142 load_facedata "$DATADIR/facedata"
3143 or die "unable to load facedata\n";
3144}
3145
3146sub reload_archetypes {
3147 load_resource_file "$DATADIR/archetypes"
3148 or die "unable to load archetypes\n";
3149 #d# NEED to laod twice to resolve forward references
3150 # this really needs to be done in an extra post-pass
3151 # (which needs to be synchronous, so solve it differently)
3152 load_resource_file "$DATADIR/archetypes"
3153 or die "unable to load archetypes\n";
3154}
3155
3156sub reload_treasures {
3157 load_resource_file "$DATADIR/treasures"
3158 or die "unable to load treasurelists\n";
3159}
3160
2347sub reload_resources { 3161sub reload_resources {
2348 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir 3162 warn "reloading resource files...\n";
2349 or die "unable to load regions file\n";#d# 3163
3164 reload_regions;
2350 load_facedata 3165 reload_facedata;
2351 or die "unable to load facedata\n";#d# 3166 #reload_archetypes;#d#
3167 reload_archetypes;
3168 reload_treasures;
3169
3170 warn "finished reloading resource files\n";
2352} 3171}
2353 3172
2354sub init { 3173sub init {
2355 reload_resources; 3174 reload_resources;
2356} 3175}
2357 3176
2358sub cfg_load { 3177sub reload_config {
2359 open my $fh, "<:utf8", cf::confdir . "/config" 3178 open my $fh, "<:utf8", "$CONFDIR/config"
2360 or return; 3179 or return;
2361 3180
2362 local $/; 3181 local $/;
2363 *CFG = YAML::Syck::Load <$fh>; 3182 *CFG = YAML::Syck::Load <$fh>;
2364 3183
… …
2379sub main { 3198sub main {
2380 # we must not ever block the main coroutine 3199 # we must not ever block the main coroutine
2381 local $Coro::idle = sub { 3200 local $Coro::idle = sub {
2382 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3201 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2383 (async { 3202 (async {
3203 $Coro::current->{desc} = "IDLE BUG HANDLER";
2384 Event::one_event; 3204 Event::one_event;
2385 })->prio (Coro::PRIO_MAX); 3205 })->prio (Coro::PRIO_MAX);
2386 }; 3206 };
2387 3207
2388 cfg_load; 3208 reload_config;
2389 db_init; 3209 db_init;
2390 load_extensions; 3210 load_extensions;
2391 3211
2392 $TICK_WATCHER->start; 3212 $TICK_WATCHER->start;
2393 Event::loop; 3213 Event::loop;
… …
2409 }, 3229 },
2410 ); 3230 );
2411 } 3231 }
2412} 3232}
2413 3233
3234sub write_runtime {
3235 my $runtime = "$LOCALDIR/runtime";
3236
3237 # first touch the runtime file to show we are still running:
3238 # the fsync below can take a very very long time.
3239
3240 IO::AIO::aio_utime $runtime, undef, undef;
3241
3242 my $guard = cf::lock_acquire "write_runtime";
3243
3244 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
3245 or return;
3246
3247 my $value = $cf::RUNTIME + 90 + 10;
3248 # 10 is the runtime save interval, for a monotonic clock
3249 # 60 allows for the watchdog to kill the server.
3250
3251 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3252 and return;
3253
3254 # always fsync - this file is important
3255 aio_fsync $fh
3256 and return;
3257
3258 # touch it again to show we are up-to-date
3259 aio_utime $fh, undef, undef;
3260
3261 close $fh
3262 or return;
3263
3264 aio_rename "$runtime~", $runtime
3265 and return;
3266
3267 warn "runtime file written.\n";
3268
3269 1
3270}
3271
2414sub emergency_save() { 3272sub emergency_save() {
2415 my $freeze_guard = cf::freeze_mainloop; 3273 my $freeze_guard = cf::freeze_mainloop;
2416 3274
2417 warn "enter emergency perl save\n"; 3275 warn "enter emergency perl save\n";
2418 3276
… …
2422 # and maps saved/destroyed asynchronously. 3280 # and maps saved/destroyed asynchronously.
2423 warn "begin emergency player save\n"; 3281 warn "begin emergency player save\n";
2424 for my $login (keys %cf::PLAYER) { 3282 for my $login (keys %cf::PLAYER) {
2425 my $pl = $cf::PLAYER{$login} or next; 3283 my $pl = $cf::PLAYER{$login} or next;
2426 $pl->valid or next; 3284 $pl->valid or next;
3285 delete $pl->{unclean_save};
2427 $pl->save; 3286 $pl->save;
2428 } 3287 }
2429 warn "end emergency player save\n"; 3288 warn "end emergency player save\n";
2430 3289
2431 warn "begin emergency map save\n"; 3290 warn "begin emergency map save\n";
… …
2449 3308
2450 warn Carp::longmess "post_cleanup backtrace" 3309 warn Carp::longmess "post_cleanup backtrace"
2451 if $make_core; 3310 if $make_core;
2452} 3311}
2453 3312
2454sub reload() { 3313sub do_reload_perl() {
2455 # can/must only be called in main 3314 # can/must only be called in main
2456 if ($Coro::current != $Coro::main) { 3315 if ($Coro::current != $Coro::main) {
2457 warn "can only reload from main coroutine"; 3316 warn "can only reload from main coroutine";
2458 return; 3317 return;
2459 } 3318 }
… …
2493 %EXT_CORO = (); 3352 %EXT_CORO = ();
2494 3353
2495 warn "removing commands"; 3354 warn "removing commands";
2496 %COMMAND = (); 3355 %COMMAND = ();
2497 3356
2498 warn "removing ext commands"; 3357 warn "removing ext/exti commands";
2499 %EXTCMD = (); 3358 %EXTCMD = ();
3359 %EXTICMD = ();
2500 3360
2501 warn "unloading/nuking all extensions"; 3361 warn "unloading/nuking all extensions";
2502 for my $pkg (@EXTS) { 3362 for my $pkg (@EXTS) {
2503 warn "... unloading $pkg"; 3363 warn "... unloading $pkg";
2504 3364
… …
2534 Symbol::delete_package "safe::$_" 3394 Symbol::delete_package "safe::$_"
2535 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3395 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2536 3396
2537 warn "unloading cf.pm \"a bit\""; 3397 warn "unloading cf.pm \"a bit\"";
2538 delete $INC{"cf.pm"}; 3398 delete $INC{"cf.pm"};
3399 delete $INC{"cf/pod.pm"};
2539 3400
2540 # don't, removes xs symbols, too, 3401 # don't, removes xs symbols, too,
2541 # and global variables created in xs 3402 # and global variables created in xs
2542 #Symbol::delete_package __PACKAGE__; 3403 #Symbol::delete_package __PACKAGE__;
2543 3404
… …
2546 warn "reloading cf.pm"; 3407 warn "reloading cf.pm";
2547 require cf; 3408 require cf;
2548 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3409 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2549 3410
2550 warn "loading config and database again"; 3411 warn "loading config and database again";
2551 cf::cfg_load; 3412 cf::reload_config;
2552 3413
2553 warn "loading extensions"; 3414 warn "loading extensions";
2554 cf::load_extensions; 3415 cf::load_extensions;
2555 3416
2556 warn "reattaching attachments to objects/players"; 3417 warn "reattaching attachments to objects/players";
… …
2558 warn "reattaching attachments to maps"; 3419 warn "reattaching attachments to maps";
2559 reattach $_ for values %MAP; 3420 reattach $_ for values %MAP;
2560 warn "reattaching attachments to players"; 3421 warn "reattaching attachments to players";
2561 reattach $_ for values %PLAYER; 3422 reattach $_ for values %PLAYER;
2562 3423
2563 warn "loading reloadable resources";
2564 reload_resources;
2565
2566 warn "leaving sync_job"; 3424 warn "leaving sync_job";
2567 3425
2568 1 3426 1
2569 } or do { 3427 } or do {
2570 warn $@; 3428 warn $@;
… …
2575 warn "reloaded"; 3433 warn "reloaded";
2576}; 3434};
2577 3435
2578our $RELOAD_WATCHER; # used only during reload 3436our $RELOAD_WATCHER; # used only during reload
2579 3437
3438sub reload_perl() {
3439 # doing reload synchronously and two reloads happen back-to-back,
3440 # coro crashes during coro_state_free->destroy here.
3441
3442 $RELOAD_WATCHER ||= Event->timer (
3443 reentrant => 0,
3444 after => 0,
3445 data => WF_AUTOCANCEL,
3446 cb => sub {
3447 do_reload_perl;
3448 undef $RELOAD_WATCHER;
3449 },
3450 );
3451}
3452
2580register_command "reload" => sub { 3453register_command "reload" => sub {
2581 my ($who, $arg) = @_; 3454 my ($who, $arg) = @_;
2582 3455
2583 if ($who->flag (FLAG_WIZ)) { 3456 if ($who->flag (FLAG_WIZ)) {
2584 $who->message ("reloading server."); 3457 $who->message ("reloading server.");
2585 3458 async {
2586 # doing reload synchronously and two reloads happen back-to-back, 3459 $Coro::current->{desc} = "perl_reload";
2587 # coro crashes during coro_state_free->destroy here.
2588
2589 $RELOAD_WATCHER ||= Event->timer (
2590 reentrant => 0,
2591 after => 0,
2592 data => WF_AUTOCANCEL,
2593 cb => sub {
2594 reload; 3460 reload_perl;
2595 undef $RELOAD_WATCHER;
2596 },
2597 ); 3461 };
2598 } 3462 }
2599}; 3463};
2600 3464
2601unshift @INC, $LIBDIR; 3465unshift @INC, $LIBDIR;
2602 3466
2603my $bug_warning = 0; 3467my $bug_warning = 0;
3468
3469our @WAIT_FOR_TICK;
3470our @WAIT_FOR_TICK_BEGIN;
3471
3472sub wait_for_tick {
3473 return unless $TICK_WATCHER->is_active;
3474 return if $Coro::current == $Coro::main;
3475
3476 my $signal = new Coro::Signal;
3477 push @WAIT_FOR_TICK, $signal;
3478 $signal->wait;
3479}
3480
3481sub wait_for_tick_begin {
3482 return unless $TICK_WATCHER->is_active;
3483 return if $Coro::current == $Coro::main;
3484
3485 my $signal = new Coro::Signal;
3486 push @WAIT_FOR_TICK_BEGIN, $signal;
3487 $signal->wait;
3488}
2604 3489
2605$TICK_WATCHER = Event->timer ( 3490$TICK_WATCHER = Event->timer (
2606 reentrant => 0, 3491 reentrant => 0,
2607 parked => 1, 3492 parked => 1,
2608 prio => 0, 3493 prio => 0,
… …
2613 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3498 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2614 unless ++$bug_warning > 10; 3499 unless ++$bug_warning > 10;
2615 return; 3500 return;
2616 } 3501 }
2617 3502
2618 $NOW = Event::time; 3503 $NOW = $tick_start = Event::time;
2619 3504
2620 cf::server_tick; # one server iteration 3505 cf::server_tick; # one server iteration
3506
2621 $RUNTIME += $TICK; 3507 $RUNTIME += $TICK;
2622 $NEXT_TICK += $TICK; 3508 $NEXT_TICK += $TICK;
2623 3509
2624 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3510 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2625 $NEXT_RUNTIME_WRITE = $NOW + 10; 3511 $NEXT_RUNTIME_WRITE = $NOW + 10;
2626 Coro::async_pool { 3512 Coro::async_pool {
3513 $Coro::current->{desc} = "runtime saver";
2627 write_runtime 3514 write_runtime
2628 or warn "ERROR: unable to write runtime file: $!"; 3515 or warn "ERROR: unable to write runtime file: $!";
2629 }; 3516 };
2630 } 3517 }
2631 3518
2632 $WAIT_FOR_TICK->broadcast; 3519 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2633 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 3520 $sig->send;
3521 }
3522 while (my $sig = shift @WAIT_FOR_TICK) {
3523 $sig->send;
3524 }
2634 3525
2635# my $AFTER = Event::time; 3526 $NOW = Event::time;
2636# warn $AFTER - $NOW;#d#
2637 3527
2638 # if we are delayed by four ticks or more, skip them all 3528 # if we are delayed by four ticks or more, skip them all
2639 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 3529 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2640 3530
2641 $TICK_WATCHER->at ($NEXT_TICK); 3531 $TICK_WATCHER->at ($NEXT_TICK);
2642 $TICK_WATCHER->start; 3532 $TICK_WATCHER->start;
3533
3534 $LOAD = ($NOW - $tick_start) / $TICK;
3535 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536
3537 _post_tick;
2643 }, 3538 },
2644); 3539);
2645 3540
2646{ 3541{
3542 BDB::min_parallel 8;
2647 BDB::max_poll_time $TICK * 0.1; 3543 BDB::max_poll_time $TICK * 0.1;
2648 $BDB_POLL_WATCHER = Event->io ( 3544 $BDB_POLL_WATCHER = Event->io (
2649 reentrant => 0, 3545 reentrant => 0,
2650 fd => BDB::poll_fileno, 3546 fd => BDB::poll_fileno,
2651 poll => 'r', 3547 poll => 'r',
2652 prio => 0, 3548 prio => 0,
2653 data => WF_AUTOCANCEL, 3549 data => WF_AUTOCANCEL,
2654 cb => \&BDB::poll_cb, 3550 cb => \&BDB::poll_cb,
2655 ); 3551 );
2656 BDB::min_parallel 8;
2657 3552
2658 BDB::set_sync_prepare { 3553 BDB::set_sync_prepare {
2659 my $status; 3554 my $status;
2660 my $current = $Coro::current; 3555 my $current = $Coro::current;
2661 ( 3556 (
… …
2670 ) 3565 )
2671 }; 3566 };
2672 3567
2673 unless ($DB_ENV) { 3568 unless ($DB_ENV) {
2674 $DB_ENV = BDB::db_env_create; 3569 $DB_ENV = BDB::db_env_create;
3570 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3571 | BDB::LOG_AUTOREMOVE, 1);
3572 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2675 3574
2676 cf::sync_job { 3575 cf::sync_job {
2677 eval { 3576 eval {
2678 BDB::db_env_open 3577 BDB::db_env_open
2679 $DB_ENV, 3578 $DB_ENV,
2680 $BDB_ENV_DIR, 3579 $BDBDIR,
2681 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3580 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2682 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3581 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2683 0666; 3582 0666;
2684 3583
2685 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!; 3584 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2686
2687 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2688 $DB_ENV->set_lk_detect;
2689 }; 3585 };
2690 3586
2691 cf::cleanup "db_env_open(db): $@" if $@; 3587 cf::cleanup "db_env_open(db): $@" if $@;
2692 }; 3588 };
2693 } 3589 }
3590
3591 $BDB_DEADLOCK_WATCHER = Event->timer (
3592 after => 3,
3593 interval => 1,
3594 hard => 1,
3595 prio => 0,
3596 data => WF_AUTOCANCEL,
3597 cb => sub {
3598 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599 },
3600 );
3601 $BDB_CHECKPOINT_WATCHER = Event->timer (
3602 after => 11,
3603 interval => 60,
3604 hard => 1,
3605 prio => 0,
3606 data => WF_AUTOCANCEL,
3607 cb => sub {
3608 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609 },
3610 );
3611 $BDB_TRICKLE_WATCHER = Event->timer (
3612 after => 5,
3613 interval => 10,
3614 hard => 1,
3615 prio => 0,
3616 data => WF_AUTOCANCEL,
3617 cb => sub {
3618 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619 },
3620 );
2694} 3621}
2695 3622
2696{ 3623{
2697 IO::AIO::min_parallel 8; 3624 IO::AIO::min_parallel 8;
2698 3625
… …
2701 $AIO_POLL_WATCHER = Event->io ( 3628 $AIO_POLL_WATCHER = Event->io (
2702 reentrant => 0, 3629 reentrant => 0,
2703 data => WF_AUTOCANCEL, 3630 data => WF_AUTOCANCEL,
2704 fd => IO::AIO::poll_fileno, 3631 fd => IO::AIO::poll_fileno,
2705 poll => 'r', 3632 poll => 'r',
2706 prio => 6, 3633 prio => 0,
2707 cb => \&IO::AIO::poll_cb, 3634 cb => \&IO::AIO::poll_cb,
2708 ); 3635 );
2709} 3636}
2710 3637
3638my $_log_backtrace;
3639
3640sub _log_backtrace {
3641 my ($msg, @addr) = @_;
3642
3643 $msg =~ s/\n//;
3644
3645 # limit the # of concurrent backtraces
3646 if ($_log_backtrace < 2) {
3647 ++$_log_backtrace;
3648 async {
3649 $Coro::current->{desc} = "abt $msg";
3650
3651 my @bt = fork_call {
3652 @addr = map { sprintf "%x", $_ } @addr;
3653 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3654 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3655 or die "addr2line: $!";
3656
3657 my @funcs;
3658 my @res = <$fh>;
3659 chomp for @res;
3660 while (@res) {
3661 my ($func, $line) = splice @res, 0, 2, ();
3662 push @funcs, "[$func] $line";
3663 }
3664
3665 @funcs
3666 };
3667
3668 LOG llevInfo, "[ABT] $msg\n";
3669 LOG llevInfo, "[ABT] $_\n" for @bt;
3670 --$_log_backtrace;
3671 };
3672 } else {
3673 LOG llevInfo, "[ABT] $msg\n";
3674 LOG llevInfo, "[ABT] [suppressed]\n";
3675 }
3676}
3677
3678# load additional modules
3679use cf::pod;
3680
2711END { cf::emergency_save } 3681END { cf::emergency_save }
2712 3682
27131 36831
2714 3684

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