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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.264 by root, Sun May 6 05:44:48 2007 UTC vs.
Revision 1.405 by root, Mon Dec 17 08:03:22 2007 UTC

… …
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable; 9use EV 1.86;
10use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.61 (); 15use Coro 4.32 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::BDB;
23use Coro::Storable; 24use Coro::Storable;
25use Coro::Util ();
24 26
27use JSON::XS 2.01 ();
25use BDB (); 28use BDB ();
26use Data::Dumper; 29use Data::Dumper;
27use Digest::MD5; 30use Digest::MD5;
28use Fcntl; 31use Fcntl;
29use YAML::Syck (); 32use YAML::Syck ();
30use IO::AIO 2.32 (); 33use IO::AIO 2.51 ();
31use Time::HiRes; 34use Time::HiRes;
32use Compress::LZF; 35use Compress::LZF;
36use Digest::MD5 ();
33 37
34# configure various modules to our taste 38# configure various modules to our taste
35# 39#
36$Storable::canonical = 1; # reduce rsync transfers 40$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 41Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 42Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39 43
40$Event::Eval = 1; # no idea why this is required, but it is
41
42# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43$YAML::Syck::ImplicitUnicode = 1; 45$YAML::Syck::ImplicitUnicode = 1;
44 46
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 48
… …
49our %COMMAND = (); 51our %COMMAND = ();
50our %COMMAND_TIME = (); 52our %COMMAND_TIME = ();
51 53
52our @EXTS = (); # list of extension package names 54our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 55our %EXTCMD = ();
56our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 57our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 58our %EXT_MAP = (); # pluggable maps
56 59
57our $RELOAD; # number of reloads so far 60our $RELOAD; # number of reloads so far
58our @EVENT; 61our @EVENT;
… …
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 69our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 70our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 71our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 72our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 73our $BDBDIR = "$LOCALDIR/db";
74our %RESOURCE;
71 75
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER; 77our $TICK_WATCHER;
74our $AIO_POLL_WATCHER; 78our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 80our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 81our $USE_FSYNC = 1; # use fsync to write maps - default off
79 82
80our $BDB_POLL_WATCHER; 83our $BDB_POLL_WATCHER;
84our $BDB_DEADLOCK_WATCHER;
85our $BDB_CHECKPOINT_WATCHER;
86our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 87our $DB_ENV;
82 88
83our %CFG; 89our %CFG;
84 90
85our $UPTIME; $UPTIME ||= time; 91our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 92our $RUNTIME;
93our $NOW;
87 94
88our %PLAYER; # all users 95our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 96our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 97our $LINK_MAP; # the special {link} map, which is always available
91 98
92# 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 ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
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
94 105
95binmode STDOUT; 106binmode STDOUT;
96binmode STDERR; 107binmode STDERR;
97 108
98# read virtual server time, if available 109# read virtual server time, if available
… …
139 150
140=item $cf::TICK 151=item $cf::TICK
141 152
142The interval between server ticks, in seconds. 153The interval between server ticks, in seconds.
143 154
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.
164
144=item %cf::CFG 165=item %cf::CFG
145 166
146Configuration for the server, loaded from C</etc/crossfire/config>, or 167Configuration for the server, loaded from C</etc/deliantra-server/config>, or
147from wherever your confdir points to. 168from wherever your confdir points to.
148 169
149=item cf::wait_for_tick, cf::wait_for_tick_begin 170=item cf::wait_for_tick, cf::wait_for_tick_begin
150 171
151These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
152returns directly I<after> the tick processing (and consequently, can only wake one process 173returns directly I<after> the tick processing (and consequently, can only wake one process
153per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 174per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
154 175
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.
181
155=back 182=back
156 183
157=cut 184=cut
158 185
159BEGIN { 186BEGIN {
… …
163 $msg .= "\n" 190 $msg .= "\n"
164 unless $msg =~ /\n$/; 191 unless $msg =~ /\n$/;
165 192
166 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
167 194
168 utf8::encode $msg;
169 LOG llevError, $msg; 195 LOG llevError, $msg;
170 }; 196 };
171} 197}
172 198
173@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
174@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
175@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
176@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
177@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';
178@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)
179 206
180# 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
181# within the Safe compartment. 208# within the Safe compartment.
182for my $pkg (qw( 209for my $pkg (qw(
183 cf::global cf::attachable 210 cf::global cf::attachable
… …
188)) { 215)) {
189 no strict 'refs'; 216 no strict 'refs';
190 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
191} 218}
192 219
193$Event::DIED = sub { 220$EV::DIED = sub {
194 warn "error in event callback: @_"; 221 warn "error in event callback: @_";
195}; 222};
223
224#############################################################################
196 225
197=head2 UTILITY FUNCTIONS 226=head2 UTILITY FUNCTIONS
198 227
199=over 4 228=over 4
200 229
… …
219 $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;
220 $d 249 $d
221 } || "[unable to dump $_[0]: '$@']"; 250 } || "[unable to dump $_[0]: '$@']";
222} 251}
223 252
224use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
225
226=item $ref = cf::from_json $json 253=item $ref = cf::decode_json $json
227 254
228Converts a JSON string into the corresponding perl data structure. 255Converts a JSON string into the corresponding perl data structure.
229 256
230=item $json = cf::to_json $ref 257=item $json = cf::encode_json $ref
231 258
232Converts a perl data structure into its JSON representation. 259Converts a perl data structure into its JSON representation.
260
261=cut
262
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264
265sub encode_json($) { $json_coder->encode ($_[0]) }
266sub decode_json($) { $json_coder->decode ($_[0]) }
233 267
234=item cf::lock_wait $string 268=item cf::lock_wait $string
235 269
236Wait until the given lock is available. See cf::lock_acquire. 270Wait until the given lock is available. See cf::lock_acquire.
237 271
… …
240Wait 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
241a 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,
242for example when the coroutine gets canceled), the lock is automatically 276for example when the coroutine gets canceled), the lock is automatically
243returned. 277returned.
244 278
279Locks are *not* recursive, locking from the same coro twice results in a
280deadlocked coro.
281
245Lock 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
246uses map_find and cf::map::load uses map_load). 283uses map_find and cf::map::load uses map_load).
247 284
248=item $locked = cf::lock_active $string 285=item $locked = cf::lock_active $string
249 286
250Return true if the lock is currently active, i.e. somebody has locked it. 287Return true if the lock is currently active, i.e. somebody has locked it.
251 288
252=cut 289=cut
253 290
254our %LOCK; 291our %LOCK;
292our %LOCKER;#d#
255 293
256sub lock_wait($) { 294sub lock_wait($) {
257 my ($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#
258 301
259 # wait for lock, if any 302 # wait for lock, if any
260 while ($LOCK{$key}) { 303 while ($LOCK{$key}) {
261 push @{ $LOCK{$key} }, $Coro::current; 304 push @{ $LOCK{$key} }, $Coro::current;
262 Coro::schedule; 305 Coro::schedule;
… …
268 311
269 # wait, to be sure we are not locked 312 # wait, to be sure we are not locked
270 lock_wait $key; 313 lock_wait $key;
271 314
272 $LOCK{$key} = []; 315 $LOCK{$key} = [];
316 $LOCKER{$key} = $Coro::current;#d#
273 317
274 Coro::guard { 318 Coro::guard {
319 delete $LOCKER{$key};#d#
275 # wake up all waiters, to be on the safe side 320 # wake up all waiters, to be on the safe side
276 $_->ready for @{ delete $LOCK{$key} }; 321 $_->ready for @{ delete $LOCK{$key} };
277 } 322 }
278} 323}
279 324
… …
291 }; 336 };
292 $TICK_WATCHER->stop; 337 $TICK_WATCHER->stop;
293 $guard 338 $guard
294} 339}
295 340
341=item cf::periodic $interval, $cb
342
343Like EV::periodic, but randomly selects a starting point so that the actions
344get spread over timer.
345
346=cut
347
348sub periodic($$) {
349 my ($interval, $cb) = @_;
350
351 my $start = rand List::Util::min 180, $interval;
352
353 EV::periodic $start, $interval, 0, $cb
354}
355
356=item cf::get_slot $time[, $priority[, $name]]
357
358Allocate $time seconds of blocking CPU time at priority C<$priority>:
359This call blocks and returns only when you have at least C<$time> seconds
360of cpu time till the next tick. The slot is only valid till the next cede.
361
362The optional C<$name> can be used to identify the job to run. It might be
363used for statistical purposes and should identify the same time-class.
364
365Useful for short background jobs.
366
367=cut
368
369our @SLOT_QUEUE;
370our $SLOT_QUEUE;
371
372$SLOT_QUEUE->cancel if $SLOT_QUEUE;
373$SLOT_QUEUE = Coro::async {
374 $Coro::current->desc ("timeslot manager");
375
376 my $signal = new Coro::Signal;
377
378 while () {
379 next_job:
380 my $avail = cf::till_tick;
381 if ($avail > 0.01) {
382 for (0 .. $#SLOT_QUEUE) {
383 if ($SLOT_QUEUE[$_][0] < $avail) {
384 my $job = splice @SLOT_QUEUE, $_, 1, ();
385 $job->[2]->send;
386 Coro::cede;
387 goto next_job;
388 }
389 }
390 }
391
392 if (@SLOT_QUEUE) {
393 # we do not use wait_for_tick() as it returns immediately when tick is inactive
394 push @cf::WAIT_FOR_TICK, $signal;
395 $signal->wait;
396 } else {
397 Coro::schedule;
398 }
399 }
400};
401
402sub get_slot($;$$) {
403 my ($time, $pri, $name) = @_;
404
405 $time = $TICK * .6 if $time > $TICK * .6;
406 my $sig = new Coro::Signal;
407
408 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
409 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
410 $SLOT_QUEUE->ready;
411 $sig->wait;
412}
413
296=item cf::async { BLOCK } 414=item cf::async { BLOCK }
297 415
298Currently the same as Coro::async_pool, meaning you cannot use 416Currently the same as Coro::async_pool, meaning you cannot use
299C<on_destroy>, C<join> or other gimmicks on these coroutines. The only 417C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
300thing you are allowed to do is call C<prio> on it. 418thing you are allowed to do is call C<prio> on it.
… …
303 421
304BEGIN { *async = \&Coro::async_pool } 422BEGIN { *async = \&Coro::async_pool }
305 423
306=item cf::sync_job { BLOCK } 424=item cf::sync_job { BLOCK }
307 425
308The design of crossfire+ requires that the main coro ($Coro::main) is 426The design of Deliantra requires that the main coroutine ($Coro::main)
309always able to handle events or runnable, as crossfire+ is only partly 427is always able to handle events or runnable, as Deliantra is only
310reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 428partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
429acceptable.
311 430
312If it must be done, put the blocking parts into C<sync_job>. This will run 431If it must be done, put the blocking parts into C<sync_job>. This will run
313the given BLOCK in another coroutine while waiting for the result. The 432the given BLOCK in another coroutine while waiting for the result. The
314server will be frozen during this time, so the block should either finish 433server will be frozen during this time, so the block should either finish
315fast or be very important. 434fast or be very important.
… …
318 437
319sub sync_job(&) { 438sub sync_job(&) {
320 my ($job) = @_; 439 my ($job) = @_;
321 440
322 if ($Coro::current == $Coro::main) { 441 if ($Coro::current == $Coro::main) {
442 my $time = EV::time;
443
323 # this is the main coro, too bad, we have to block 444 # this is the main coro, too bad, we have to block
324 # till the operation succeeds, freezing the server :/ 445 # till the operation succeeds, freezing the server :/
325 446
447 LOG llevError, Carp::longmess "sync job";#d#
448
326 # TODO: use suspend/resume instead 449 # TODO: use suspend/resume instead
327 # (but this is cancel-safe) 450 # (but this is cancel-safe)
328 my $freeze_guard = freeze_mainloop; 451 my $freeze_guard = freeze_mainloop;
329 452
330 my $busy = 1; 453 my $busy = 1;
331 my @res; 454 my @res;
332 455
333 (async { 456 (async {
457 $Coro::current->desc ("sync job coro");
334 @res = eval { $job->() }; 458 @res = eval { $job->() };
335 warn $@ if $@; 459 warn $@ if $@;
336 undef $busy; 460 undef $busy;
337 })->prio (Coro::PRIO_MAX); 461 })->prio (Coro::PRIO_MAX);
338 462
339 while ($busy) { 463 while ($busy) {
340 Coro::cede or Event::one_event; 464 if (Coro::nready) {
465 Coro::cede_notself;
466 } else {
467 EV::loop EV::LOOP_ONESHOT;
341 } 468 }
469 }
470
471 $time = EV::time - $time;
472
473 LOG llevError | logBacktrace, Carp::longmess "long sync job"
474 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476 $tick_start += $time; # do not account sync jobs to server load
342 477
343 wantarray ? @res : $res[0] 478 wantarray ? @res : $res[0]
344 } else { 479 } else {
345 # we are in another coroutine, how wonderful, everything just works 480 # we are in another coroutine, how wonderful, everything just works
346 481
… …
366 $EXT_CORO{$coro+0} = $coro; 501 $EXT_CORO{$coro+0} = $coro;
367 502
368 $coro 503 $coro
369} 504}
370 505
371sub write_runtime { 506=item fork_call { }, $args
372 my $runtime = "$LOCALDIR/runtime";
373 507
374 # first touch the runtime file to show we are still running: 508Executes the given code block with the given arguments in a seperate
375 # the fsync below can take a very very long time. 509process, returning the results. Everything must be serialisable with
510Coro::Storable. May, of course, block. Note that the executed sub may
511never block itself or use any form of event handling.
376 512
377 warn "touching runtime...\n";#d# 513=cut
378 if (my $fh = aio_open $runtime, O_WRONLY, 0) { 514
379 utime undef, undef, $fh; 515sub fork_call(&@) {
516 my ($cb, @args) = @_;
517
518 # we seemingly have to make a local copy of the whole thing,
519 # otherwise perl prematurely frees the stuff :/
520 # TODO: investigate and fix (likely this will be rather laborious)
521
522 my @res = Coro::Util::fork_eval {
523 reset_signals;
524 &$cb
525 }, @args;
526
527 wantarray ? @res : $res[-1]
528}
529
530=item $value = cf::db_get $family => $key
531
532Returns a single value from the environment database.
533
534=item cf::db_put $family => $key => $value
535
536Stores the given C<$value> in the family. It can currently store binary
537data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538
539=item $db = cf::db_table "name"
540
541Create and/or open a new database table. The string must not be "db" and must be unique
542within each server.
543
544=cut
545
546sub db_table($) {
547 my ($name) = @_;
548 my $db = BDB::db_create $DB_ENV;
549
550 eval {
551 $db->set_flags (BDB::CHKSUM);
552
553 utf8::encode $name;
554 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
555 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
556 cf::cleanup "db_open(db): $!" if $!;
380 } 557 };
558 cf::cleanup "db_open(db): $@" if $@;
381 559
382 my $guard = cf::lock_acquire "write_runtime"; 560 $db
561}
383 562
384 warn "starting to write runtime...\n";#d# 563our $DB;
385 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
386 or return;
387 564
388 my $value = $cf::RUNTIME + 90 + 10; 565sub db_init {
389 # 10 is the runtime save interval, for a monotonic clock 566 cf::sync_job {
390 # 60 allows for the watchdog to kill the server. 567 $DB ||= db_table "db";
568 };
569}
391 570
392 (aio_write $fh, 0, (length $value), $value, 0) <= 0 571sub db_get($$) {
393 and return; 572 my $key = "$_[0]/$_[1]";
394 573
395 # always fsync - this file is important 574 cf::sync_job {
396 aio_fsync $fh 575 BDB::db_get $DB, undef, $key, my $data;
397 and return;
398 576
399 # touch it again to show we are up-to-date 577 $! ? ()
400 utime undef, undef, $fh; 578 : $data
401
402 close $fh
403 or return;
404
405 aio_rename "$runtime~", $runtime
406 and return;
407
408 warn "... done writing runtime.\n";#d#
409
410 1 579 }
580}
581
582sub db_put($$$) {
583 BDB::dbreq_pri 4;
584 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
585}
586
587=item cf::cache $id => [$paths...], $processversion => $process
588
589Generic caching function that returns the value of the resource $id,
590caching and regenerating as required.
591
592This function can block.
593
594=cut
595
596sub cache {
597 my ($id, $src, $processversion, $process) = @_;
598
599 my $meta =
600 join "\x00",
601 $processversion,
602 map {
603 aio_stat $_
604 and Carp::croak "$_: $!";
605
606 ($_, (stat _)[7,9])
607 } @$src;
608
609 my $dbmeta = db_get cache => "$id/meta";
610 if ($dbmeta ne $meta) {
611 # changed, we may need to process
612
613 my @data;
614 my $md5;
615
616 for (0 .. $#$src) {
617 0 <= aio_load $src->[$_], $data[$_]
618 or Carp::croak "$src->[$_]: $!";
619 }
620
621 # if processing is expensive, check
622 # checksum first
623 if (1) {
624 $md5 =
625 join "\x00",
626 $processversion,
627 map {
628 cf::cede_to_tick;
629 ($src->[$_], Digest::MD5::md5_hex $data[$_])
630 } 0.. $#$src;
631
632
633 my $dbmd5 = db_get cache => "$id/md5";
634 if ($dbmd5 eq $md5) {
635 db_put cache => "$id/meta", $meta;
636
637 return db_get cache => "$id/data";
638 }
639 }
640
641 my $t1 = Time::HiRes::time;
642 my $data = $process->(\@data);
643 my $t2 = Time::HiRes::time;
644
645 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
646
647 db_put cache => "$id/data", $data;
648 db_put cache => "$id/md5" , $md5;
649 db_put cache => "$id/meta", $meta;
650
651 return $data;
652 }
653
654 db_get cache => "$id/data"
411} 655}
412 656
413=item cf::datalog type => key => value, ... 657=item cf::datalog type => key => value, ...
414 658
415Log a datalog packet of the given type with the given key-value pairs. 659Log a datalog packet of the given type with the given key-value pairs.
… …
433attach callbacks/event handlers (a collection of which is called an "attachment") 677attach callbacks/event handlers (a collection of which is called an "attachment")
434to it. All such attachable objects support the following methods. 678to it. All such attachable objects support the following methods.
435 679
436In the following description, CLASS can be any of C<global>, C<object> 680In the following description, CLASS can be any of C<global>, C<object>
437C<player>, C<client> or C<map> (i.e. the attachable objects in 681C<player>, C<client> or C<map> (i.e. the attachable objects in
438crossfire+). 682Deliantra).
439 683
440=over 4 684=over 4
441 685
442=item $attachable->attach ($attachment, key => $value...) 686=item $attachable->attach ($attachment, key => $value...)
443 687
… …
606 $registry = $CB_TYPE[$object_type] ||= []; 850 $registry = $CB_TYPE[$object_type] ||= [];
607 851
608 } elsif ($type eq "subtype") { 852 } elsif ($type eq "subtype") {
609 defined $object_type or Carp::croak "subtype specified without type"; 853 defined $object_type or Carp::croak "subtype specified without type";
610 my $object_subtype = shift @arg; 854 my $object_subtype = shift @arg;
611 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= []; 855 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
612 856
613 } elsif ($type eq "package") { 857 } elsif ($type eq "package") {
614 my $pkg = shift @arg; 858 my $pkg = shift @arg;
615 859
616 while (my ($name, $id) = each %cb_id) { 860 while (my ($name, $id) = each %cb_id) {
… …
645 _attach $registry, $klass, @attach; 889 _attach $registry, $klass, @attach;
646 } 890 }
647 891
648 $obj->{$name} = \%arg; 892 $obj->{$name} = \%arg;
649 } else { 893 } else {
650 warn "object uses attachment '$name' that is not available, postponing.\n"; 894 warn "object uses attachment '$name' which is not available, postponing.\n";
651 } 895 }
652 896
653 $obj->{_attachment}{$name} = undef; 897 $obj->{_attachment}{$name} = undef;
654} 898}
655 899
… …
657 if (ref $_[0]) { 901 if (ref $_[0]) {
658 _object_attach @_; 902 _object_attach @_;
659 } else { 903 } else {
660 _attach shift->_attach_registry, @_; 904 _attach shift->_attach_registry, @_;
661 } 905 }
906 _recalc_want;
662}; 907};
663 908
664# all those should be optimised 909# all those should be optimised
665sub cf::attachable::detach { 910sub cf::attachable::detach {
666 my ($obj, $name) = @_; 911 my ($obj, $name) = @_;
… …
669 delete $obj->{_attachment}{$name}; 914 delete $obj->{_attachment}{$name};
670 reattach ($obj); 915 reattach ($obj);
671 } else { 916 } else {
672 Carp::croak "cannot, currently, detach class attachments"; 917 Carp::croak "cannot, currently, detach class attachments";
673 } 918 }
919 _recalc_want;
674}; 920};
675 921
676sub cf::attachable::attached { 922sub cf::attachable::attached {
677 my ($obj, $name) = @_; 923 my ($obj, $name) = @_;
678 924
… …
693 "; 939 ";
694 die if $@; 940 die if $@;
695} 941}
696 942
697our $override; 943our $override;
698our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 944our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
699 945
700sub override { 946sub override {
701 $override = 1; 947 $override = 1;
702 @invoke_results = (); 948 @INVOKE_RESULTS = (@_);
703} 949}
704 950
705sub do_invoke { 951sub do_invoke {
706 my $event = shift; 952 my $event = shift;
707 my $callbacks = shift; 953 my $callbacks = shift;
708 954
709 @invoke_results = (); 955 @INVOKE_RESULTS = ();
710 956
711 local $override; 957 local $override;
712 958
713 for (@$callbacks) { 959 for (@$callbacks) {
714 eval { &{$_->[1]} }; 960 eval { &{$_->[1]} };
… …
731 977
732Generate an object-specific event with the given arguments. 978Generate an object-specific event with the given arguments.
733 979
734This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 980This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
735removed in future versions), and there is no public API to access override 981removed in future versions), and there is no public API to access override
736results (if you must, access C<@cf::invoke_results> directly). 982results (if you must, access C<@cf::INVOKE_RESULTS> directly).
737 983
738=back 984=back
739 985
740=cut 986=cut
741 987
742############################################################################# 988#############################################################################
743# object support 989# object support
990
991sub _object_equal($$);
992sub _object_equal($$) {
993 my ($a, $b) = @_;
994
995 return 0 unless (ref $a) eq (ref $b);
996
997 if ("HASH" eq ref $a) {
998 my @ka = keys %$a;
999 my @kb = keys %$b;
1000
1001 return 0 if @ka != @kb;
1002
1003 for (0 .. $#ka) {
1004 return 0 unless $ka[$_] eq $kb[$_];
1005 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1006 }
1007
1008 } elsif ("ARRAY" eq ref $a) {
1009
1010 return 0 if @$a != @$b;
1011
1012 for (0 .. $#$a) {
1013 return 0 unless _object_equal $a->[$_], $b->[$_];
1014 }
1015
1016 } elsif ($a ne $b) {
1017 return 0;
1018 }
1019
1020 1
1021}
1022
1023our $SLOW_MERGES;#d#
1024sub _can_merge {
1025 my ($ob1, $ob2) = @_;
1026
1027 ++$SLOW_MERGES;#d#
1028
1029 # we do the slow way here
1030 return _object_equal $ob1, $ob2
1031}
744 1032
745sub reattach { 1033sub reattach {
746 # basically do the same as instantiate, without calling instantiate 1034 # basically do the same as instantiate, without calling instantiate
747 my ($obj) = @_; 1035 my ($obj) = @_;
748 1036
… …
769cf::attachable->attach ( 1057cf::attachable->attach (
770 prio => -1000000, 1058 prio => -1000000,
771 on_instantiate => sub { 1059 on_instantiate => sub {
772 my ($obj, $data) = @_; 1060 my ($obj, $data) = @_;
773 1061
774 $data = from_json $data; 1062 $data = decode_json $data;
775 1063
776 for (@$data) { 1064 for (@$data) {
777 my ($name, $args) = @$_; 1065 my ($name, $args) = @$_;
778 1066
779 $obj->attach ($name, %{$args || {} }); 1067 $obj->attach ($name, %{$args || {} });
… …
795sub object_freezer_save { 1083sub object_freezer_save {
796 my ($filename, $rdata, $objs) = @_; 1084 my ($filename, $rdata, $objs) = @_;
797 1085
798 sync_job { 1086 sync_job {
799 if (length $$rdata) { 1087 if (length $$rdata) {
1088 utf8::decode (my $decname = $filename);
800 warn sprintf "saving %s (%d,%d)\n", 1089 warn sprintf "saving %s (%d,%d)\n",
801 $filename, length $$rdata, scalar @$objs; 1090 $decname, length $$rdata, scalar @$objs;
802 1091
803 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1092 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
804 chmod SAVE_MODE, $fh; 1093 chmod SAVE_MODE, $fh;
805 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1094 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
806 aio_fsync $fh if $cf::USE_FSYNC; 1095 aio_fsync $fh if $cf::USE_FSYNC;
807 close $fh; 1096 close $fh;
808 1097
809 if (@$objs) { 1098 if (@$objs) {
810 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1099 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
811 chmod SAVE_MODE, $fh; 1100 chmod SAVE_MODE, $fh;
812 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1101 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
813 aio_write $fh, 0, (length $data), $data, 0; 1102 aio_write $fh, 0, (length $data), $data, 0;
814 aio_fsync $fh if $cf::USE_FSYNC; 1103 aio_fsync $fh if $cf::USE_FSYNC;
815 close $fh; 1104 close $fh;
816 aio_rename "$filename.pst~", "$filename.pst"; 1105 aio_rename "$filename.pst~", "$filename.pst";
817 } 1106 }
… …
825 } 1114 }
826 } else { 1115 } else {
827 aio_unlink $filename; 1116 aio_unlink $filename;
828 aio_unlink "$filename.pst"; 1117 aio_unlink "$filename.pst";
829 } 1118 }
830 } 1119 };
831} 1120}
832 1121
833sub object_freezer_as_string { 1122sub object_freezer_as_string {
834 my ($rdata, $objs) = @_; 1123 my ($rdata, $objs) = @_;
835 1124
… …
847 or return; 1136 or return;
848 1137
849 unless (aio_stat "$filename.pst") { 1138 unless (aio_stat "$filename.pst") {
850 (aio_load "$filename.pst", $av) >= 0 1139 (aio_load "$filename.pst", $av) >= 0
851 or return; 1140 or return;
1141
852 $av = eval { (Storable::thaw $av)->{objs} }; 1142 my $st = eval { Coro::Storable::thaw $av };
1143 $av = $st->{objs};
853 } 1144 }
854 1145
1146 utf8::decode (my $decname = $filename);
855 warn sprintf "loading %s (%d)\n", 1147 warn sprintf "loading %s (%d,%d)\n",
856 $filename, length $data, scalar @{$av || []};#d# 1148 $decname, length $data, scalar @{$av || []};
1149
857 return ($data, $av); 1150 ($data, $av)
858} 1151}
1152
1153=head2 COMMAND CALLBACKS
1154
1155=over 4
1156
1157=cut
859 1158
860############################################################################# 1159#############################################################################
861# command handling &c 1160# command handling &c
862 1161
863=item cf::register_command $name => \&callback($ob,$args); 1162=item cf::register_command $name => \&callback($ob,$args);
… …
876 push @{ $COMMAND{$name} }, [$caller, $cb]; 1175 push @{ $COMMAND{$name} }, [$caller, $cb];
877} 1176}
878 1177
879=item cf::register_extcmd $name => \&callback($pl,$packet); 1178=item cf::register_extcmd $name => \&callback($pl,$packet);
880 1179
881Register a callbackf ro execution when the client sends an extcmd packet. 1180Register a callback for execution when the client sends an (synchronous)
1181extcmd packet. Ext commands will be processed in the order they are
1182received by the server, like other user commands. The first argument is
1183the logged-in player. Ext commands can only be processed after a player
1184has logged in successfully.
882 1185
883If the callback returns something, it is sent back as if reply was being 1186If the callback returns something, it is sent back as if reply was being
884called. 1187called.
885 1188
1189=item cf::register_exticmd $name => \&callback($ns,$packet);
1190
1191Register a callback for execution when the client sends an (asynchronous)
1192exticmd packet. Exti commands are processed by the server as soon as they
1193are received, i.e. out of order w.r.t. other commands. The first argument
1194is a client socket. Exti commands can be received anytime, even before
1195log-in.
1196
1197If the callback returns something, it is sent back as if reply was being
1198called.
1199
886=cut 1200=cut
887 1201
888sub register_extcmd { 1202sub register_extcmd {
889 my ($name, $cb) = @_; 1203 my ($name, $cb) = @_;
890 1204
891 $EXTCMD{$name} = $cb; 1205 $EXTCMD{$name} = $cb;
1206}
1207
1208sub register_exticmd {
1209 my ($name, $cb) = @_;
1210
1211 $EXTICMD{$name} = $cb;
892} 1212}
893 1213
894cf::player->attach ( 1214cf::player->attach (
895 on_command => sub { 1215 on_command => sub {
896 my ($pl, $name, $params) = @_; 1216 my ($pl, $name, $params) = @_;
… …
905 cf::override; 1225 cf::override;
906 }, 1226 },
907 on_extcmd => sub { 1227 on_extcmd => sub {
908 my ($pl, $buf) = @_; 1228 my ($pl, $buf) = @_;
909 1229
910 my $msg = eval { from_json $buf }; 1230 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
911 1231
912 if (ref $msg) { 1232 if (ref $msg) {
1233 my ($type, $reply, @payload) =
1234 "ARRAY" eq ref $msg
1235 ? @$msg
1236 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1237
1238 my @reply;
1239
913 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1240 if (my $cb = $EXTCMD{$type}) {
914 if (my %reply = $cb->($pl, $msg)) { 1241 @reply = $cb->($pl, @payload);
915 $pl->ext_reply ($msg->{msgid}, %reply);
916 }
917 } 1242 }
1243
1244 $pl->ext_reply ($reply, @reply)
1245 if $reply;
1246
918 } else { 1247 } else {
919 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1248 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
920 } 1249 }
921 1250
922 cf::override; 1251 cf::override;
923 }, 1252 },
924); 1253);
925 1254
926sub load_extension {
927 my ($path) = @_;
928
929 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
930 my $base = $1;
931 my $pkg = $1;
932 $pkg =~ s/[^[:word:]]/_/g;
933 $pkg = "ext::$pkg";
934
935 warn "... loading '$path' into '$pkg'\n";
936
937 open my $fh, "<:utf8", $path
938 or die "$path: $!";
939
940 my $source =
941 "package $pkg; use strict; use utf8;\n"
942 . "#line 1 \"$path\"\n{\n"
943 . (do { local $/; <$fh> })
944 . "\n};\n1";
945
946 unless (eval $source) {
947 my $msg = $@ ? "$path: $@\n"
948 : "extension disabled.\n";
949 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
950 warn $@;
951 warn "mandatory extension failed to load, exiting.\n";
952 exit 1;
953 }
954 die $@;
955 }
956
957 push @EXTS, $pkg;
958}
959
960sub load_extensions { 1255sub load_extensions {
1256 cf::sync_job {
1257 my %todo;
1258
961 for my $ext (<$LIBDIR/*.ext>) { 1259 for my $path (<$LIBDIR/*.ext>) {
962 next unless -r $ext; 1260 next unless -r $path;
963 eval { 1261
964 load_extension $ext; 1262 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
1263 my $base = $1;
1264 my $pkg = $1;
1265 $pkg =~ s/[^[:word:]]/_/g;
1266 $pkg = "ext::$pkg";
1267
1268 open my $fh, "<:utf8", $path
1269 or die "$path: $!";
1270
1271 my $source = do { local $/; <$fh> };
1272
1273 my %ext = (
1274 path => $path,
1275 base => $base,
1276 pkg => $pkg,
1277 );
1278
1279 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1280 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1281
1282 $ext{source} =
1283 "package $pkg; use strict; use utf8;\n"
1284 . "#line 1 \"$path\"\n{\n"
1285 . $source
1286 . "\n};\n1";
1287
1288 $todo{$base} = \%ext;
1289 }
1290
1291 my %done;
1292 while (%todo) {
1293 my $progress;
1294
1295 while (my ($k, $v) = each %todo) {
1296 for (split /,\s*/, $v->{meta}{depends}) {
1297 goto skip
1298 unless exists $done{$_};
1299 }
1300
1301 warn "... loading '$k' into '$v->{pkg}'\n";
1302
1303 unless (eval $v->{source}) {
1304 my $msg = $@ ? "$v->{path}: $@\n"
1305 : "$v->{base}: extension inactive.\n";
1306
1307 if (exists $v->{meta}{mandatory}) {
1308 warn $msg;
1309 warn "mandatory extension failed to load, exiting.\n";
1310 exit 1;
1311 }
1312
1313 warn $msg;
1314 }
1315
1316 $done{$k} = delete $todo{$k};
1317 push @EXTS, $v->{pkg};
1318 $progress = 1;
965 1 1319 }
966 } or warn "$ext not loaded: $@"; 1320
1321 skip:
1322 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1323 unless $progress;
1324 }
967 } 1325 };
968} 1326}
969 1327
970############################################################################# 1328#############################################################################
971 1329
1330=back
1331
972=head2 CORE EXTENSIONS 1332=head2 CORE EXTENSIONS
973 1333
974Functions and methods that extend core crossfire objects. 1334Functions and methods that extend core crossfire objects.
975 1335
976=cut 1336=cut
… …
980use Coro::AIO; 1340use Coro::AIO;
981 1341
982=head3 cf::player 1342=head3 cf::player
983 1343
984=over 4 1344=over 4
1345
1346=item cf::player::num_playing
1347
1348Returns the official number of playing players, as per the Crossfire metaserver rules.
1349
1350=cut
1351
1352sub num_playing {
1353 scalar grep
1354 $_->ob->map
1355 && !$_->hidden
1356 && !$_->ob->flag (cf::FLAG_WIZ),
1357 cf::player::list
1358}
985 1359
986=item cf::player::find $login 1360=item cf::player::find $login
987 1361
988Returns the given player object, loading it if necessary (might block). 1362Returns the given player object, loading it if necessary (might block).
989 1363
… …
1025 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1399 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1026 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1400 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1027 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1401 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1028 aio_unlink +(playerdir $login) . "/$login.pl"; 1402 aio_unlink +(playerdir $login) . "/$login.pl";
1029 1403
1030 my $pl = load_pl path $login 1404 my $f = new_from_file cf::object::thawer path $login
1031 or return; 1405 or return;
1406
1407 my $pl = cf::player::load_pl $f
1408 or return;
1409 local $cf::PLAYER_LOADING{$login} = $pl;
1410 $f->resolve_delayed_derefs;
1032 $cf::PLAYER{$login} = $pl 1411 $cf::PLAYER{$login} = $pl
1033 } 1412 }
1034 } 1413 }
1035} 1414}
1036 1415
… …
1046 1425
1047 aio_mkdir playerdir $pl, 0770; 1426 aio_mkdir playerdir $pl, 0770;
1048 $pl->{last_save} = $cf::RUNTIME; 1427 $pl->{last_save} = $cf::RUNTIME;
1049 1428
1050 $pl->save_pl ($path); 1429 $pl->save_pl ($path);
1051 Coro::cede; 1430 cf::cede_to_tick;
1052} 1431}
1053 1432
1054sub new($) { 1433sub new($) {
1055 my ($login) = @_; 1434 my ($login) = @_;
1056 1435
… …
1060 $self->{deny_save} = 1; 1439 $self->{deny_save} = 1;
1061 1440
1062 $cf::PLAYER{$login} = $self; 1441 $cf::PLAYER{$login} = $self;
1063 1442
1064 $self 1443 $self
1444}
1445
1446=item $player->send_msg ($channel, $msg, $color, [extra...])
1447
1448=cut
1449
1450sub send_msg {
1451 my $ns = shift->ns
1452 or return;
1453 $ns->send_msg (@_);
1065} 1454}
1066 1455
1067=item $pl->quit_character 1456=item $pl->quit_character
1068 1457
1069Nukes the player without looking back. If logged in, the connection will 1458Nukes the player without looking back. If logged in, the connection will
… …
1124 or return []; 1513 or return [];
1125 1514
1126 my @logins; 1515 my @logins;
1127 1516
1128 for my $login (@$dirs) { 1517 for my $login (@$dirs) {
1518 my $path = path $login;
1519
1520 # a .pst is a dead give-away for a valid player
1521 unless (-e "$path.pst") {
1129 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1522 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1130 aio_read $fh, 0, 512, my $buf, 0 or next; 1523 aio_read $fh, 0, 512, my $buf, 0 or next;
1131 $buf !~ /^password -------------$/m or next; # official not-valid tag 1524 $buf !~ /^password -------------$/m or next; # official not-valid tag
1525 }
1132 1526
1133 utf8::decode $login; 1527 utf8::decode $login;
1134 push @logins, $login; 1528 push @logins, $login;
1135 } 1529 }
1136 1530
… …
1163 } 1557 }
1164 1558
1165 \@paths 1559 \@paths
1166} 1560}
1167 1561
1562=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1563
1564Expand crossfire pod fragments into protocol xml.
1565
1566=cut
1567
1568use re 'eval';
1569
1570my $group;
1571my $interior; $interior = qr{
1572 # match a pod interior sequence sans C<< >>
1573 (?:
1574 \ (.*?)\ (?{ $group = $^N })
1575 | < (??{$interior}) >
1576 )
1577}x;
1578
1579sub expand_cfpod {
1580 my ($self, $pod) = @_;
1581
1582 my $xml;
1583
1584 while () {
1585 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1586 $group = $1;
1587
1588 $group =~ s/&/&amp;/g;
1589 $group =~ s/</&lt;/g;
1590
1591 $xml .= $group;
1592 } elsif ($pod =~ m%\G
1593 ([BCGHITU])
1594 <
1595 (?:
1596 ([^<>]*) (?{ $group = $^N })
1597 | < $interior >
1598 )
1599 >
1600 %gcsx
1601 ) {
1602 my ($code, $data) = ($1, $group);
1603
1604 if ($code eq "B") {
1605 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1606 } elsif ($code eq "I") {
1607 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1608 } elsif ($code eq "U") {
1609 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1610 } elsif ($code eq "C") {
1611 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1612 } elsif ($code eq "T") {
1613 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1614 } elsif ($code eq "G") {
1615 my ($male, $female) = split /\|/, $data;
1616 $data = $self->gender ? $female : $male;
1617 $xml .= expand_cfpod ($self, $data);
1618 } elsif ($code eq "H") {
1619 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1620 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1621 "")
1622 [$self->{hintmode}];
1623 } else {
1624 $xml .= "error processing '$code($data)' directive";
1625 }
1626 } else {
1627 if ($pod =~ /\G(.+)/) {
1628 warn "parse error while expanding $pod (at $1)";
1629 }
1630 last;
1631 }
1632 }
1633
1634 for ($xml) {
1635 # create single paragraphs (very hackish)
1636 s/(?<=\S)\n(?=\w)/ /g;
1637
1638 # compress some whitespace
1639 s/\s+\n/\n/g; # ws line-ends
1640 s/\n\n+/\n/g; # double lines
1641 s/^\n+//; # beginning lines
1642 s/\n+$//; # ending lines
1643 }
1644
1645 $xml
1646}
1647
1648no re 'eval';
1649
1650sub hintmode {
1651 $_[0]{hintmode} = $_[1] if @_ > 1;
1652 $_[0]{hintmode}
1653}
1654
1168=item $player->ext_reply ($msgid, %msg) 1655=item $player->ext_reply ($msgid, @msg)
1169 1656
1170Sends an ext reply to the player. 1657Sends an ext reply to the player.
1171 1658
1172=cut 1659=cut
1173 1660
1174sub ext_reply($$%) { 1661sub ext_reply($$@) {
1175 my ($self, $id, %msg) = @_; 1662 my ($self, $id, @msg) = @_;
1176 1663
1177 $msg{msgid} = $id; 1664 $self->ns->ext_reply ($id, @msg)
1178
1179 $self->send ("ext " . cf::to_json \%msg);
1180} 1665}
1181 1666
1182=item $player->ext_event ($type, %msg) 1667=item $player->ext_msg ($type, @msg)
1183 1668
1184Sends an ext event to the client. 1669Sends an ext event to the client.
1185 1670
1186=cut 1671=cut
1187 1672
1188sub ext_event($$%) { 1673sub ext_msg($$@) {
1189 my ($self, $type, %msg) = @_; 1674 my ($self, $type, @msg) = @_;
1190 1675
1191 $self->ns->ext_event ($type, %msg); 1676 $self->ns->ext_msg ($type, @msg);
1192} 1677}
1193 1678
1194=head3 cf::region 1679=head3 cf::region
1195 1680
1196=over 4 1681=over 4
… …
1199 1684
1200package cf::region; 1685package cf::region;
1201 1686
1202=item cf::region::find_by_path $path 1687=item cf::region::find_by_path $path
1203 1688
1204Tries to decuce the probable region for a map knowing only its path. 1689Tries to decuce the likely region for a map knowing only its path.
1205 1690
1206=cut 1691=cut
1207 1692
1208sub find_by_path($) { 1693sub find_by_path($) {
1209 my ($path) = @_; 1694 my ($path) = @_;
1210 1695
1211 my ($match, $specificity); 1696 my ($match, $specificity);
1212 1697
1213 for my $region (list) { 1698 for my $region (list) {
1214 if ($region->match && $path =~ $region->match) { 1699 if ($region->{match} && $path =~ $region->{match}) {
1215 ($match, $specificity) = ($region, $region->specificity) 1700 ($match, $specificity) = ($region, $region->specificity)
1216 if $region->specificity > $specificity; 1701 if $region->specificity > $specificity;
1217 } 1702 }
1218 } 1703 }
1219 1704
… …
1283 my ($self, $merge) = @_; 1768 my ($self, $merge) = @_;
1284 1769
1285 # we have to keep some variables in memory intact 1770 # we have to keep some variables in memory intact
1286 local $self->{path}; 1771 local $self->{path};
1287 local $self->{load_path}; 1772 local $self->{load_path};
1288 local $self->{deny_save};
1289 local $self->{deny_reset};
1290 1773
1291 $self->SUPER::thawer_merge ($merge); 1774 $self->SUPER::thawer_merge ($merge);
1292} 1775}
1293 1776
1294sub normalise { 1777sub normalise {
… …
1341 $self->init; # pass $1 etc. 1824 $self->init; # pass $1 etc.
1342 return $self; 1825 return $self;
1343 } 1826 }
1344 } 1827 }
1345 1828
1346 Carp::carp "unable to resolve path '$path' (base '$base')."; 1829 Carp::cluck "unable to resolve path '$path' (base '$base').";
1347 () 1830 ()
1348} 1831}
1349 1832
1350sub init { 1833sub init {
1351 my ($self) = @_; 1834 my ($self) = @_;
… …
1394 1877
1395 $_->change_map_light ($change) 1878 $_->change_map_light ($change)
1396 for grep $_->outdoor, values %cf::MAP; 1879 for grep $_->outdoor, values %cf::MAP;
1397} 1880}
1398 1881
1882sub decay_objects {
1883 my ($self) = @_;
1884
1885 return if $self->{deny_reset};
1886
1887 $self->do_decay_objects;
1888}
1889
1399sub unlink_save { 1890sub unlink_save {
1400 my ($self) = @_; 1891 my ($self) = @_;
1401 1892
1402 utf8::encode (my $save = $self->save_path); 1893 utf8::encode (my $save = $self->save_path);
1403 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; 1894 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
… …
1406 1897
1407sub load_header_from($) { 1898sub load_header_from($) {
1408 my ($self, $path) = @_; 1899 my ($self, $path) = @_;
1409 1900
1410 utf8::encode $path; 1901 utf8::encode $path;
1411 #aio_open $path, O_RDONLY, 0 1902 my $f = new_from_file cf::object::thawer $path
1412 # or return;
1413
1414 $self->_load_header ($path)
1415 or return; 1903 or return;
1904
1905 $self->_load_header ($f)
1906 or return;
1907
1908 local $MAP_LOADING{$self->{path}} = $self;
1909 $f->resolve_delayed_derefs;
1416 1910
1417 $self->{load_path} = $path; 1911 $self->{load_path} = $path;
1418 1912
1419 1 1913 1
1420} 1914}
… …
1459 $self->load_header_orig 1953 $self->load_header_orig
1460 or return; 1954 or return;
1461 $self->prepare_orig; 1955 $self->prepare_orig;
1462 } 1956 }
1463 1957
1958 $self->{deny_reset} = 1
1959 if $self->no_reset;
1960
1464 $self->default_region (cf::region::find_by_path $self->{path}) 1961 $self->default_region (cf::region::find_by_path $self->{path})
1465 unless $self->default_region; 1962 unless $self->default_region;
1466 1963
1467 1 1964 1
1468} 1965}
… …
1471sub find { 1968sub find {
1472 my ($path, $origin) = @_; 1969 my ($path, $origin) = @_;
1473 1970
1474 $path = normalise $path, $origin && $origin->path; 1971 $path = normalise $path, $origin && $origin->path;
1475 1972
1973 cf::lock_wait "map_data:$path";#d#remove
1476 cf::lock_wait "map_find:$path"; 1974 cf::lock_wait "map_find:$path";
1477 1975
1478 $cf::MAP{$path} || do { 1976 $cf::MAP{$path} || do {
1479 my $guard = cf::lock_acquire "map_find:$path"; 1977 my $guard1 = cf::lock_acquire "map_find:$path";
1978 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1979
1480 my $map = new_from_path cf::map $path 1980 my $map = new_from_path cf::map $path
1481 or return; 1981 or return;
1482 1982
1483 $map->{last_save} = $cf::RUNTIME; 1983 $map->{last_save} = $cf::RUNTIME;
1484 1984
1485 $map->load_header 1985 $map->load_header
1486 or return; 1986 or return;
1487 1987
1488 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) 1988 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1489 # doing this can freeze the server in a sync job, obviously 1989 # doing this can freeze the server in a sync job, obviously
1490 #$cf::WAIT_FOR_TICK->wait; 1990 #$cf::WAIT_FOR_TICK->wait;
1991 undef $guard1;
1992 undef $guard2;
1491 $map->reset; 1993 $map->reset;
1492 undef $guard;
1493 return find $path; 1994 return find $path;
1494 } 1995 }
1495 1996
1496 $cf::MAP{$path} = $map 1997 $cf::MAP{$path} = $map
1497 } 1998 }
… …
1506 local $self->{deny_reset} = 1; # loading can take a long time 2007 local $self->{deny_reset} = 1; # loading can take a long time
1507 2008
1508 my $path = $self->{path}; 2009 my $path = $self->{path};
1509 2010
1510 { 2011 {
1511 my $guard = cf::lock_acquire "map_load:$path"; 2012 my $guard = cf::lock_acquire "map_data:$path";
1512 2013
2014 return unless $self->valid;
1513 return if $self->in_memory != cf::MAP_SWAPPED; 2015 return unless $self->in_memory == cf::MAP_SWAPPED;
1514 2016
1515 $self->in_memory (cf::MAP_LOADING); 2017 $self->in_memory (cf::MAP_LOADING);
1516 2018
1517 $self->alloc; 2019 $self->alloc;
1518 2020
1519 $self->pre_load; 2021 $self->pre_load;
1520 Coro::cede; 2022 cf::cede_to_tick;
1521 2023
2024 my $f = new_from_file cf::object::thawer $self->{load_path};
2025 $f->skip_block;
1522 $self->_load_objects ($self->{load_path}, 1) 2026 $self->_load_objects ($f)
1523 or return; 2027 or return;
1524 2028
1525 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2029 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1526 if delete $self->{load_original}; 2030 if delete $self->{load_original};
1527 2031
1528 if (my $uniq = $self->uniq_path) { 2032 if (my $uniq = $self->uniq_path) {
1529 utf8::encode $uniq; 2033 utf8::encode $uniq;
1530 if (aio_open $uniq, O_RDONLY, 0) { 2034 unless (aio_stat $uniq) {
2035 if (my $f = new_from_file cf::object::thawer $uniq) {
1531 $self->clear_unique_items; 2036 $self->clear_unique_items;
1532 $self->_load_objects ($uniq, 0); 2037 $self->_load_objects ($f);
2038 $f->resolve_delayed_derefs;
2039 }
1533 } 2040 }
1534 } 2041 }
1535 2042
1536 Coro::cede; 2043 $f->resolve_delayed_derefs;
2044
2045 cf::cede_to_tick;
1537 # now do the right thing for maps 2046 # now do the right thing for maps
1538 $self->link_multipart_objects; 2047 $self->link_multipart_objects;
1539 $self->difficulty ($self->estimate_difficulty) 2048 $self->difficulty ($self->estimate_difficulty)
1540 unless $self->difficulty; 2049 unless $self->difficulty;
1541 Coro::cede; 2050 cf::cede_to_tick;
1542 2051
1543 unless ($self->{deny_activate}) { 2052 unless ($self->{deny_activate}) {
1544 $self->decay_objects; 2053 $self->decay_objects;
1545 $self->fix_auto_apply; 2054 $self->fix_auto_apply;
1546 $self->update_buttons; 2055 $self->update_buttons;
1547 Coro::cede; 2056 cf::cede_to_tick;
1548 $self->set_darkness_map; 2057 $self->set_darkness_map;
1549 Coro::cede; 2058 cf::cede_to_tick;
1550 $self->activate; 2059 $self->activate;
1551 } 2060 }
2061
2062 $self->{last_save} = $cf::RUNTIME;
2063 $self->last_access ($cf::RUNTIME);
1552 2064
1553 $self->in_memory (cf::MAP_IN_MEMORY); 2065 $self->in_memory (cf::MAP_IN_MEMORY);
1554 } 2066 }
1555 2067
1556 $self->post_load; 2068 $self->post_load;
… …
1560 my ($self, $ob) = @_; 2072 my ($self, $ob) = @_;
1561 2073
1562 return find "~" . $ob->name . "/" . $self->{path} 2074 return find "~" . $ob->name . "/" . $self->{path}
1563 if $self->per_player; 2075 if $self->per_player;
1564 2076
2077# return find "?party/" . $ob->name . "/" . $self->{path}
2078# if $self->per_party;
2079
1565 $self 2080 $self
1566} 2081}
1567 2082
1568# find and load all maps in the 3x3 area around a map 2083# find and load all maps in the 3x3 area around a map
1569sub load_diag { 2084sub load_neighbours {
1570 my ($map) = @_; 2085 my ($map) = @_;
1571 2086
1572 my @diag; # diagonal neighbours 2087 my @neigh; # diagonal neighbours
1573 2088
1574 for (0 .. 3) { 2089 for (0 .. 3) {
1575 my $neigh = $map->tile_path ($_) 2090 my $neigh = $map->tile_path ($_)
1576 or next; 2091 or next;
1577 $neigh = find $neigh, $map 2092 $neigh = find $neigh, $map
1578 or next; 2093 or next;
1579 $neigh->load; 2094 $neigh->load;
1580 2095
2096 push @neigh,
1581 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2097 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1582 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2098 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1583 } 2099 }
1584 2100
1585 for (@diag) { 2101 for (grep defined $_->[0], @neigh) {
2102 my ($path, $origin) = @$_;
1586 my $neigh = find @$_ 2103 my $neigh = find $path, $origin
1587 or next; 2104 or next;
1588 $neigh->load; 2105 $neigh->load;
1589 } 2106 }
1590} 2107}
1591 2108
… …
1596} 2113}
1597 2114
1598sub do_load_sync { 2115sub do_load_sync {
1599 my ($map) = @_; 2116 my ($map) = @_;
1600 2117
2118 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2119 if $Coro::current == $Coro::main;
2120
1601 cf::sync_job { $map->load }; 2121 cf::sync_job { $map->load };
1602} 2122}
1603 2123
1604our %MAP_PREFETCH; 2124our %MAP_PREFETCH;
1605our $MAP_PREFETCHER = undef; 2125our $MAP_PREFETCHER = undef;
1606 2126
1607sub find_async { 2127sub find_async {
1608 my ($path, $origin) = @_; 2128 my ($path, $origin, $load) = @_;
1609 2129
1610 $path = normalise $path, $origin && $origin->{path}; 2130 $path = normalise $path, $origin && $origin->{path};
1611 2131
1612 if (my $map = $cf::MAP{$path}) { 2132 if (my $map = $cf::MAP{$path}) {
1613 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2133 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1614 } 2134 }
1615 2135
1616 undef $MAP_PREFETCH{$path}; 2136 $MAP_PREFETCH{$path} |= $load;
2137
1617 $MAP_PREFETCHER ||= cf::async { 2138 $MAP_PREFETCHER ||= cf::async {
2139 $Coro::current->{desc} = "map prefetcher";
2140
1618 while (%MAP_PREFETCH) { 2141 while (%MAP_PREFETCH) {
1619 for my $path (keys %MAP_PREFETCH) { 2142 while (my ($k, $v) = each %MAP_PREFETCH) {
1620 my $map = find $path 2143 if (my $map = find $k) {
1621 or next;
1622 $map->load; 2144 $map->load if $v;
2145 }
1623 2146
1624 delete $MAP_PREFETCH{$path}; 2147 delete $MAP_PREFETCH{$k};
1625 } 2148 }
1626 } 2149 }
1627 undef $MAP_PREFETCHER; 2150 undef $MAP_PREFETCHER;
1628 }; 2151 };
1629 $MAP_PREFETCHER->prio (6); 2152 $MAP_PREFETCHER->prio (6);
… …
1632} 2155}
1633 2156
1634sub save { 2157sub save {
1635 my ($self) = @_; 2158 my ($self) = @_;
1636 2159
1637 my $lock = cf::lock_acquire "map_data:" . $self->path; 2160 my $lock = cf::lock_acquire "map_data:$self->{path}";
1638 2161
1639 $self->{last_save} = $cf::RUNTIME; 2162 $self->{last_save} = $cf::RUNTIME;
1640 2163
1641 return unless $self->dirty; 2164 return unless $self->dirty;
1642 2165
… …
1648 return if $self->{deny_save}; 2171 return if $self->{deny_save};
1649 2172
1650 local $self->{last_access} = $self->last_access;#d# 2173 local $self->{last_access} = $self->last_access;#d#
1651 2174
1652 cf::async { 2175 cf::async {
2176 $Coro::current->{desc} = "map player save";
1653 $_->contr->save for $self->players; 2177 $_->contr->save for $self->players;
1654 }; 2178 };
1655 2179
1656 if ($uniq) { 2180 if ($uniq) {
1657 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2181 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
… …
1665 my ($self) = @_; 2189 my ($self) = @_;
1666 2190
1667 # save first because save cedes 2191 # save first because save cedes
1668 $self->save; 2192 $self->save;
1669 2193
1670 my $lock = cf::lock_acquire "map_data:" . $self->path; 2194 my $lock = cf::lock_acquire "map_data:$self->{path}";
1671 2195
1672 return if $self->players; 2196 return if $self->players;
1673 return if $self->in_memory != cf::MAP_IN_MEMORY; 2197 return if $self->in_memory != cf::MAP_IN_MEMORY;
1674 return if $self->{deny_save}; 2198 return if $self->{deny_save};
1675 2199
2200 $self->in_memory (cf::MAP_SWAPPED);
2201
2202 $self->deactivate;
2203 $_->clear_links_to ($self) for values %cf::MAP;
1676 $self->clear; 2204 $self->clear;
1677 $self->in_memory (cf::MAP_SWAPPED);
1678} 2205}
1679 2206
1680sub reset_at { 2207sub reset_at {
1681 my ($self) = @_; 2208 my ($self) = @_;
1682 2209
1683 # TODO: safety, remove and allow resettable per-player maps 2210 # TODO: safety, remove and allow resettable per-player maps
1684 return 1e99 if $self->isa ("ext::map_per_player");#d#
1685 return 1e99 if $self->{deny_reset}; 2211 return 1e99 if $self->{deny_reset};
1686 2212
1687 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 2213 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1688 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 2214 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1689 2215
… …
1700 my ($self) = @_; 2226 my ($self) = @_;
1701 2227
1702 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2228 my $lock = cf::lock_acquire "map_data:$self->{path}";
1703 2229
1704 return if $self->players; 2230 return if $self->players;
1705 return if $self->isa ("ext::map_per_player");#d#
1706 2231
1707 warn "resetting map ", $self->path;#d# 2232 warn "resetting map ", $self->path;
1708 2233
1709 $self->in_memory (cf::MAP_SWAPPED); 2234 $self->in_memory (cf::MAP_SWAPPED);
1710 2235
1711 # need to save uniques path 2236 # need to save uniques path
1712 unless ($self->{deny_save}) { 2237 unless ($self->{deny_save}) {
… …
1716 if $uniq; 2241 if $uniq;
1717 } 2242 }
1718 2243
1719 delete $cf::MAP{$self->path}; 2244 delete $cf::MAP{$self->path};
1720 2245
2246 $self->deactivate;
2247 $_->clear_links_to ($self) for values %cf::MAP;
1721 $self->clear; 2248 $self->clear;
1722
1723 $_->clear_links_to ($self) for values %cf::MAP;
1724 2249
1725 $self->unlink_save; 2250 $self->unlink_save;
1726 $self->destroy; 2251 $self->destroy;
1727} 2252}
1728 2253
1729my $nuke_counter = "aaaa"; 2254my $nuke_counter = "aaaa";
1730 2255
1731sub nuke { 2256sub nuke {
1732 my ($self) = @_; 2257 my ($self) = @_;
1733 2258
2259 {
2260 my $lock = cf::lock_acquire "map_data:$self->{path}";
2261
1734 delete $cf::MAP{$self->path}; 2262 delete $cf::MAP{$self->path};
1735 2263
1736 $self->unlink_save; 2264 $self->unlink_save;
1737 2265
1738 bless $self, "cf::map"; 2266 bless $self, "cf::map";
1739 delete $self->{deny_reset}; 2267 delete $self->{deny_reset};
1740 $self->{deny_save} = 1; 2268 $self->{deny_save} = 1;
1741 $self->reset_timeout (1); 2269 $self->reset_timeout (1);
1742 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2270 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1743 2271
1744 $cf::MAP{$self->path} = $self; 2272 $cf::MAP{$self->path} = $self;
2273 }
1745 2274
1746 $self->reset; # polite request, might not happen 2275 $self->reset; # polite request, might not happen
2276}
2277
2278=item $maps = cf::map::tmp_maps
2279
2280Returns an arrayref with all map paths of currently instantiated and saved
2281maps. May block.
2282
2283=cut
2284
2285sub tmp_maps() {
2286 [
2287 map {
2288 utf8::decode $_;
2289 /\.map$/
2290 ? normalise $_
2291 : ()
2292 } @{ aio_readdir $TMPDIR or [] }
2293 ]
2294}
2295
2296=item $maps = cf::map::random_maps
2297
2298Returns an arrayref with all map paths of currently instantiated and saved
2299random maps. May block.
2300
2301=cut
2302
2303sub random_maps() {
2304 [
2305 map {
2306 utf8::decode $_;
2307 /\.map$/
2308 ? normalise "?random/$_"
2309 : ()
2310 } @{ aio_readdir $RANDOMDIR or [] }
2311 ]
1747} 2312}
1748 2313
1749=item cf::map::unique_maps 2314=item cf::map::unique_maps
1750 2315
1751Returns an arrayref of paths of all shared maps that have 2316Returns an arrayref of paths of all shared maps that have
1752instantiated unique items. May block. 2317instantiated unique items. May block.
1753 2318
1754=cut 2319=cut
1755 2320
1756sub unique_maps() { 2321sub unique_maps() {
1757 my $files = aio_readdir $UNIQUEDIR 2322 [
1758 or return; 2323 map {
1759
1760 my @paths;
1761
1762 for (@$files) {
1763 utf8::decode $_; 2324 utf8::decode $_;
1764 next if /\.pst$/; 2325 /\.map$/
1765 next unless /^$PATH_SEP/o; 2326 ? normalise $_
1766 2327 : ()
1767 push @paths, cf::map::normalise $_; 2328 } @{ aio_readdir $UNIQUEDIR or [] }
1768 } 2329 ]
1769
1770 \@paths
1771} 2330}
1772 2331
1773package cf; 2332package cf;
1774 2333
1775=back 2334=back
… …
1793 map { $_, inv_recursive_ $_->inv } @_ 2352 map { $_, inv_recursive_ $_->inv } @_
1794} 2353}
1795 2354
1796sub inv_recursive { 2355sub inv_recursive {
1797 inv_recursive_ inv $_[0] 2356 inv_recursive_ inv $_[0]
2357}
2358
2359=item $ref = $ob->ref
2360
2361creates and returns a persistent reference to an objetc that can be stored as a string.
2362
2363=item $ob = cf::object::deref ($refstring)
2364
2365returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366even if the object actually exists. May block.
2367
2368=cut
2369
2370sub deref {
2371 my ($ref) = @_;
2372
2373 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2374 my ($uuid, $name) = ($1, $2);
2375 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2376 or return;
2377 $pl->ob->uuid eq $uuid
2378 or return;
2379
2380 $pl->ob
2381 } else {
2382 warn "$ref: cannot resolve object reference\n";
2383 undef
2384 }
1798} 2385}
1799 2386
1800package cf; 2387package cf;
1801 2388
1802=back 2389=back
… …
1821 2408
1822 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; 2409 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1823 2410
1824 if ($self->{record_replies}) { 2411 if ($self->{record_replies}) {
1825 push @{ $self->{record_replies} }, [$npc, $msg, $flags]; 2412 push @{ $self->{record_replies} }, [$npc, $msg, $flags];
2413
1826 } else { 2414 } else {
2415 my $pl = $self->contr;
2416
2417 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2418 my $dialog = $pl->{npc_dialog};
2419 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420
2421 } else {
1827 $msg = $npc->name . " says: $msg" if $npc; 2422 $msg = $npc->name . " says: $msg" if $npc;
1828 $self->message ($msg, $flags); 2423 $self->message ($msg, $flags);
2424 }
1829 } 2425 }
2426}
2427
2428=item $object->send_msg ($channel, $msg, $color, [extra...])
2429
2430=cut
2431
2432sub cf::object::send_msg {
2433 my $pl = shift->contr
2434 or return;
2435 $pl->send_msg (@_);
1830} 2436}
1831 2437
1832=item $player_object->may ("access") 2438=item $player_object->may ("access")
1833 2439
1834Returns wether the given player is authorized to access resource "access" 2440Returns wether the given player is authorized to access resource "access"
… …
1881 $self->deactivate_recursive; 2487 $self->deactivate_recursive;
1882 2488
1883 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2489 return if UNIVERSAL::isa $self->map, "ext::map_link";
1884 2490
1885 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2491 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1886 if $self->map; 2492 if $self->map && $self->map->{path} ne "{link}";
1887 2493
1888 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2494 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1889} 2495}
1890 2496
1891sub cf::object::player::leave_link { 2497sub cf::object::player::leave_link {
1892 my ($self, $map, $x, $y) = @_; 2498 my ($self, $map, $x, $y) = @_;
2499
2500 return unless $self->contr->active;
1893 2501
1894 my $link_pos = delete $self->{_link_pos}; 2502 my $link_pos = delete $self->{_link_pos};
1895 2503
1896 unless ($map) { 2504 unless ($map) {
1897 # restore original map position 2505 # restore original map position
… …
1911 # use -1 or undef as default coordinates, not 0, 0 2519 # use -1 or undef as default coordinates, not 0, 0
1912 ($x, $y) = ($map->enter_x, $map->enter_y) 2520 ($x, $y) = ($map->enter_x, $map->enter_y)
1913 if $x <=0 && $y <= 0; 2521 if $x <=0 && $y <= 0;
1914 2522
1915 $map->load; 2523 $map->load;
1916 $map->load_diag; 2524 $map->load_neighbours;
1917 2525
1918 return unless $self->contr->active; 2526 return unless $self->contr->active;
1919 $self->activate_recursive; 2527 $self->activate_recursive;
1920 2528
1921 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2529 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1922 $self->enter_map ($map, $x, $y); 2530 $self->enter_map ($map, $x, $y);
1923} 2531}
1924 2532
1925cf::player->attach ( 2533=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1926 on_logout => sub {
1927 my ($pl) = @_;
1928 2534
1929 # abort map switching before logout 2535Moves the player to the given map-path and coordinates by first freezing
1930 if ($pl->ob->{_link_pos}) { 2536her, loading and preparing them map, calling the provided $check callback
1931 cf::sync_job { 2537that has to return the map if sucecssful, and then unfreezes the player on
1932 $pl->ob->leave_link 2538the new (success) or old (failed) map position. In either case, $done will
1933 }; 2539be called at the end of this process.
1934 }
1935 },
1936 on_login => sub {
1937 my ($pl) = @_;
1938 2540
1939 # try to abort aborted map switching on player login :)
1940 # should happen only on crashes
1941 if ($pl->ob->{_link_pos}) {
1942 $pl->ob->enter_link;
1943 (async {
1944 $pl->ob->reply (undef,
1945 "There was an internal problem at your last logout, "
1946 . "the server will try to bring you to your intended destination in a second.",
1947 cf::NDI_RED);
1948 # we need this sleep as the login has a concurrent enter_exit running
1949 # and this sleep increases chances of the player not ending up in scorn
1950 Coro::Timer::sleep 1;
1951 $pl->ob->leave_link;
1952 })->prio (2);
1953 }
1954 },
1955);
1956
1957=item $player_object->goto ($path, $x, $y)
1958
1959=cut 2541=cut
2542
2543our $GOTOGEN;
1960 2544
1961sub cf::object::player::goto { 2545sub cf::object::player::goto {
1962 my ($self, $path, $x, $y) = @_; 2546 my ($self, $path, $x, $y, $check, $done) = @_;
2547
2548 # do generation counting so two concurrent goto's will be executed in-order
2549 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1963 2550
1964 $self->enter_link; 2551 $self->enter_link;
1965 2552
1966 (async { 2553 (async {
2554 $Coro::current->{desc} = "player::goto $path $x $y";
2555
2556 # *tag paths override both path and x|y
2557 if ($path =~ /^\*(.*)$/) {
2558 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2559 my $ob = $obs[rand @obs];
2560
2561 # see if we actually can go there
2562 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2563 $ob = $obs[rand @obs];
2564 } else {
2565 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2566 }
2567 # else put us there anyways for now #d#
2568
2569 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2570 } else {
2571 ($path, $x, $y) = (undef, undef, undef);
2572 }
2573 }
2574
1967 my $map = eval { 2575 my $map = eval {
1968 my $map = cf::map::find $path; 2576 my $map = defined $path ? cf::map::find $path : undef;
2577
2578 if ($map) {
1969 $map = $map->customise_for ($self) if $map; 2579 $map = $map->customise_for ($self);
2580 $map = $check->($map) if $check && $map;
2581 } else {
2582 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2583 }
2584
1970 $map 2585 $map
2586 };
2587
2588 if ($@) {
2589 $self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
2590 LOG llevError | logBacktrace, Carp::longmess $@;
1971 } or 2591 }
1972 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1973 2592
2593 if ($gen == $self->{_goto_generation}) {
2594 delete $self->{_goto_generation};
1974 $self->leave_link ($map, $x, $y); 2595 $self->leave_link ($map, $x, $y);
2596 }
2597
2598 $done->() if $done;
1975 })->prio (1); 2599 })->prio (1);
1976} 2600}
1977 2601
1978=item $player_object->enter_exit ($exit_object) 2602=item $player_object->enter_exit ($exit_object)
1979 2603
… …
2016 $rmp->{origin_y} = $exit->y; 2640 $rmp->{origin_y} = $exit->y;
2017 } 2641 }
2018 2642
2019 $rmp->{random_seed} ||= $exit->random_seed; 2643 $rmp->{random_seed} ||= $exit->random_seed;
2020 2644
2021 my $data = cf::to_json $rmp; 2645 my $data = cf::encode_json $rmp;
2022 my $md5 = Digest::MD5::md5_hex $data; 2646 my $md5 = Digest::MD5::md5_hex $data;
2023 my $meta = "$RANDOMDIR/$md5.meta"; 2647 my $meta = "$RANDOMDIR/$md5.meta";
2024 2648
2025 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2649 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2026 aio_write $fh, 0, (length $data), $data, 0; 2650 aio_write $fh, 0, (length $data), $data, 0;
… …
2048 my $hp = $exit->stats->hp; 2672 my $hp = $exit->stats->hp;
2049 my $sp = $exit->stats->sp; 2673 my $sp = $exit->stats->sp;
2050 2674
2051 $self->enter_link; 2675 $self->enter_link;
2052 2676
2677 # if exit is damned, update players death & WoR home-position
2678 $self->contr->savebed ($slaying, $hp, $sp)
2679 if $exit->flag (FLAG_DAMNED);
2680
2053 (async { 2681 (async {
2682 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2683
2054 $self->deactivate_recursive; # just to be sure 2684 $self->deactivate_recursive; # just to be sure
2055 unless (eval { 2685 unless (eval {
2056 $self->goto ($slaying, $hp, $sp); 2686 $self->goto ($slaying, $hp, $sp);
2057 2687
2058 1; 2688 1;
… …
2084 2714
2085 utf8::encode $text; 2715 utf8::encode $text;
2086 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2716 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2087} 2717}
2088 2718
2719=item $client->send_msg ($channel, $msg, $color, [extra...])
2720
2721Send a drawinfo or msg packet to the client, formatting the msg for the
2722client if neccessary. C<$type> should be a string identifying the type of
2723the message, with C<log> being the default. If C<$color> is negative, suppress
2724the message unless the client supports the msg packet.
2725
2726=cut
2727
2728# non-persistent channels (usually the info channel)
2729our %CHANNEL = (
2730 "c/identify" => {
2731 id => "infobox",
2732 title => "Identify",
2733 reply => undef,
2734 tooltip => "Items recently identified",
2735 },
2736 "c/examine" => {
2737 id => "infobox",
2738 title => "Examine",
2739 reply => undef,
2740 tooltip => "Signs and other items you examined",
2741 },
2742 "c/book" => {
2743 id => "infobox",
2744 title => "Book",
2745 reply => undef,
2746 tooltip => "The contents of a note or book",
2747 },
2748 "c/lookat" => {
2749 id => "infobox",
2750 title => "Look",
2751 reply => undef,
2752 tooltip => "What you saw there",
2753 },
2754 "c/who" => {
2755 id => "infobox",
2756 title => "Players",
2757 reply => undef,
2758 tooltip => "Shows players who are currently online",
2759 },
2760 "c/body" => {
2761 id => "infobox",
2762 title => "Body Parts",
2763 reply => undef,
2764 tooltip => "Shows which body parts you posess and are available",
2765 },
2766 "c/uptime" => {
2767 id => "infobox",
2768 title => "Uptime",
2769 reply => undef,
2770 tooltip => "How long the server has been running since last restart",
2771 },
2772 "c/mapinfo" => {
2773 id => "infobox",
2774 title => "Map Info",
2775 reply => undef,
2776 tooltip => "Information related to the maps",
2777 },
2778);
2779
2780sub cf::client::send_msg {
2781 my ($self, $channel, $msg, $color, @extra) = @_;
2782
2783 $msg = $self->pl->expand_cfpod ($msg);
2784
2785 $color &= cf::NDI_CLIENT_MASK; # just in case...
2786
2787 # check predefined channels, for the benefit of C
2788 if ($CHANNEL{$channel}) {
2789 $channel = $CHANNEL{$channel};
2790
2791 $self->ext_msg (channel_info => $channel)
2792 if $self->can_msg;
2793
2794 $channel = $channel->{id};
2795
2796 } elsif (ref $channel) {
2797 # send meta info to client, if not yet sent
2798 unless (exists $self->{channel}{$channel->{id}}) {
2799 $self->{channel}{$channel->{id}} = $channel;
2800 $self->ext_msg (channel_info => $channel)
2801 if $self->can_msg;
2802 }
2803
2804 $channel = $channel->{id};
2805 }
2806
2807 return unless @extra || length $msg;
2808
2809 if ($self->can_msg) {
2810 # default colour, mask it out
2811 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2812 if $color & cf::NDI_DEF;
2813
2814 $self->send_packet ("msg " . $self->{json_coder}->encode (
2815 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2816 } else {
2817 if ($color >= 0) {
2818 # replace some tags by gcfclient-compatible ones
2819 for ($msg) {
2820 1 while
2821 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2822 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2823 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2824 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2825 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2826 }
2827
2828 $color &= cf::NDI_COLOR_MASK;
2829
2830 utf8::encode $msg;
2831
2832 if (0 && $msg =~ /\[/) {
2833 # COMMAND/INFO
2834 $self->send_packet ("drawextinfo $color 10 8 $msg")
2835 } else {
2836 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2837 $self->send_packet ("drawinfo $color $msg")
2838 }
2839 }
2840 }
2841}
2842
2089=item $client->ext_event ($type, %msg) 2843=item $client->ext_msg ($type, @msg)
2090 2844
2091Sends an exti event to the client. 2845Sends an ext event to the client.
2092 2846
2093=cut 2847=cut
2094 2848
2095sub cf::client::ext_event($$%) { 2849sub cf::client::ext_msg($$@) {
2096 my ($self, $type, %msg) = @_; 2850 my ($self, $type, @msg) = @_;
2097 2851
2852 if ($self->extcmd == 2) {
2853 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2854 } elsif ($self->extcmd == 1) { # TODO: remove
2098 $msg{msgtype} = "event_$type"; 2855 push @msg, msgtype => "event_$type";
2099 $self->send_packet ("ext " . cf::to_json \%msg); 2856 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857 }
2858}
2859
2860=item $client->ext_reply ($msgid, @msg)
2861
2862Sends an ext reply to the client.
2863
2864=cut
2865
2866sub cf::client::ext_reply($$@) {
2867 my ($self, $id, @msg) = @_;
2868
2869 if ($self->extcmd == 2) {
2870 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2871 } elsif ($self->extcmd == 1) {
2872 #TODO: version 1, remove
2873 unshift @msg, msgtype => "reply", msgid => $id;
2874 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2875 }
2100} 2876}
2101 2877
2102=item $success = $client->query ($flags, "text", \&cb) 2878=item $success = $client->query ($flags, "text", \&cb)
2103 2879
2104Queues a query to the client, calling the given callback with 2880Queues a query to the client, calling the given callback with
2105the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2881the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2106C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2882C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2107 2883
2108Queries can fail, so check the return code. Or don't, as queries will become 2884Queries can fail, so check the return code. Or don't, as queries will
2109reliable at some point in the future. 2885become reliable at some point in the future.
2110 2886
2111=cut 2887=cut
2112 2888
2113sub cf::client::query { 2889sub cf::client::query {
2114 my ($self, $flags, $text, $cb) = @_; 2890 my ($self, $flags, $text, $cb) = @_;
… …
2122 utf8::encode $text; 2898 utf8::encode $text;
2123 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2899 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2124 2900
2125 $self->send_packet ($self->{query_queue}[0][0]) 2901 $self->send_packet ($self->{query_queue}[0][0])
2126 if @{ $self->{query_queue} } == 1; 2902 if @{ $self->{query_queue} } == 1;
2903
2904 1
2127} 2905}
2128 2906
2129cf::client->attach ( 2907cf::client->attach (
2908 on_connect => sub {
2909 my ($ns) = @_;
2910
2911 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2912 },
2130 on_reply => sub { 2913 on_reply => sub {
2131 my ($ns, $msg) = @_; 2914 my ($ns, $msg) = @_;
2132 2915
2133 # this weird shuffling is so that direct followup queries 2916 # this weird shuffling is so that direct followup queries
2134 # get handled first 2917 # get handled first
… …
2146 } else { 2929 } else {
2147 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2930 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2148 } 2931 }
2149 } 2932 }
2150 }, 2933 },
2934 on_exticmd => sub {
2935 my ($ns, $buf) = @_;
2936
2937 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2938
2939 if (ref $msg) {
2940 my ($type, $reply, @payload) =
2941 "ARRAY" eq ref $msg
2942 ? @$msg
2943 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2944
2945 my @reply;
2946
2947 if (my $cb = $EXTICMD{$type}) {
2948 @reply = $cb->($ns, @payload);
2949 }
2950
2951 $ns->ext_reply ($reply, @reply)
2952 if $reply;
2953
2954 } else {
2955 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2956 }
2957
2958 cf::override;
2959 },
2151); 2960);
2152 2961
2153=item $client->async (\&cb) 2962=item $client->async (\&cb)
2154 2963
2155Create a new coroutine, running the specified callback. The coroutine will 2964Create a new coroutine, running the specified callback. The coroutine will
… …
2196our $safe = new Safe "safe"; 3005our $safe = new Safe "safe";
2197our $safe_hole = new Safe::Hole; 3006our $safe_hole = new Safe::Hole;
2198 3007
2199$SIG{FPE} = 'IGNORE'; 3008$SIG{FPE} = 'IGNORE';
2200 3009
2201$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3010$safe->permit_only (Opcode::opset qw(
3011 :base_core :base_mem :base_orig :base_math
3012 grepstart grepwhile mapstart mapwhile
3013 sort time
3014));
2202 3015
2203# here we export the classes and methods available to script code 3016# here we export the classes and methods available to script code
2204 3017
2205=pod 3018=pod
2206 3019
2207The following functions and methods are available within a safe environment: 3020The following functions and methods are available within a safe environment:
2208 3021
2209 cf::object contr pay_amount pay_player map 3022 cf::object
3023 contr pay_amount pay_player map x y force_find force_add destroy
3024 insert remove name archname title slaying race decrease_ob_nr
3025
2210 cf::object::player player 3026 cf::object::player
2211 cf::player peaceful 3027 player
2212 cf::map trigger 3028
3029 cf::player
3030 peaceful
3031
3032 cf::map
3033 trigger
2213 3034
2214=cut 3035=cut
2215 3036
2216for ( 3037for (
2217 ["cf::object" => qw(contr pay_amount pay_player map)], 3038 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039 insert remove inv name archname title slaying race
3040 decrease_ob_nr destroy)],
2218 ["cf::object::player" => qw(player)], 3041 ["cf::object::player" => qw(player)],
2219 ["cf::player" => qw(peaceful)], 3042 ["cf::player" => qw(peaceful)],
2220 ["cf::map" => qw(trigger)], 3043 ["cf::map" => qw(trigger)],
2221) { 3044) {
2222 no strict 'refs'; 3045 no strict 'refs';
… …
2293=back 3116=back
2294 3117
2295=cut 3118=cut
2296 3119
2297############################################################################# 3120#############################################################################
2298
2299=head2 EXTENSION DATABASE SUPPORT
2300
2301Crossfire maintains a very simple database for extension use. It can
2302currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2303convert to/from binary).
2304
2305The parameter C<$family> should best start with the name of the extension
2306using it, it should be unique.
2307
2308=over 4
2309
2310=item $value = cf::db_get $family => $key
2311
2312Returns a single value from the database.
2313
2314=item cf::db_put $family => $key => $value
2315
2316Stores the given C<$value> in the family.
2317
2318=cut
2319
2320our $DB;
2321
2322sub db_init {
2323 unless ($DB) {
2324 $DB = BDB::db_create $DB_ENV;
2325
2326 cf::sync_job {
2327 eval {
2328 $DB->set_flags (BDB::CHKSUM);
2329
2330 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2331 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2332 cf::cleanup "db_open(db): $!" if $!;
2333 };
2334 cf::cleanup "db_open(db): $@" if $@;
2335 };
2336 }
2337}
2338
2339sub db_get($$) {
2340 my $key = "$_[0]/$_[1]";
2341
2342 cf::sync_job {
2343 BDB::db_get $DB, undef, $key, my $data;
2344
2345 $! ? ()
2346 : $data
2347 }
2348}
2349
2350sub db_put($$$) {
2351 BDB::dbreq_pri 4;
2352 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2353}
2354
2355=item cf::cache $id => [$paths...], $processversion => $process
2356
2357Generic caching function that returns the value of the resource $id,
2358caching and regenerating as required.
2359
2360This function can block.
2361
2362=cut
2363
2364sub cache {
2365 my ($id, $src, $processversion, $process) = @_;
2366
2367 my $meta =
2368 join "\x00",
2369 $processversion,
2370 map {
2371 aio_stat $_
2372 and Carp::croak "$_: $!";
2373
2374 ($_, (stat _)[7,9])
2375 } @$src;
2376
2377 my $dbmeta = db_get cache => "$id/meta";
2378 if ($dbmeta ne $meta) {
2379 # changed, we may need to process
2380
2381 my @data;
2382 my $md5;
2383
2384 for (0 .. $#$src) {
2385 0 <= aio_load $src->[$_], $data[$_]
2386 or Carp::croak "$src->[$_]: $!";
2387 }
2388
2389 # if processing is expensive, check
2390 # checksum first
2391 if (1) {
2392 $md5 =
2393 join "\x00",
2394 $processversion,
2395 map {
2396 Coro::cede;
2397 ($src->[$_], Digest::MD5::md5_hex $data[$_])
2398 } 0.. $#$src;
2399
2400
2401 my $dbmd5 = db_get cache => "$id/md5";
2402 if ($dbmd5 eq $md5) {
2403 db_put cache => "$id/meta", $meta;
2404
2405 return db_get cache => "$id/data";
2406 }
2407 }
2408
2409 my $t1 = Time::HiRes::time;
2410 my $data = $process->(\@data);
2411 my $t2 = Time::HiRes::time;
2412
2413 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2414
2415 db_put cache => "$id/data", $data;
2416 db_put cache => "$id/md5" , $md5;
2417 db_put cache => "$id/meta", $meta;
2418
2419 return $data;
2420 }
2421
2422 db_get cache => "$id/data"
2423}
2424
2425=item fork_call { }, $args
2426
2427Executes the given code block with the given arguments in a seperate
2428process, returning the results. Everything must be serialisable with
2429Coro::Storable. May, of course, block. Note that the executed sub may
2430never block itself or use any form of Event handling.
2431
2432=cut
2433
2434sub fork_call(&@) {
2435 my ($cb, @args) = @_;
2436
2437# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2438# or die "socketpair: $!";
2439 pipe my $fh1, my $fh2
2440 or die "pipe: $!";
2441
2442 if (my $pid = fork) {
2443 close $fh2;
2444
2445 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2446 $res = Coro::Storable::thaw $res;
2447
2448 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2449
2450 die $$res unless "ARRAY" eq ref $res;
2451
2452 return wantarray ? @$res : $res->[-1];
2453 } else {
2454 reset_signals;
2455 local $SIG{__WARN__};
2456 local $SIG{__DIE__};
2457 eval {
2458 close $fh1;
2459
2460 my @res = eval { $cb->(@args) };
2461 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2462 };
2463
2464 warn $@ if $@;
2465 _exit 0;
2466 }
2467}
2468
2469
2470
2471#############################################################################
2472# the server's init and main functions 3121# the server's init and main functions
2473 3122
2474sub load_facedata($) { 3123sub load_facedata($) {
2475 my ($path) = @_; 3124 my ($path) = @_;
3125
3126 # HACK to clear player env face cache, we need some signal framework
3127 # for this (global event?)
3128 %ext::player_env::MUSIC_FACE_CACHE = ();
3129
3130 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2476 3131
2477 warn "loading facedata from $path\n"; 3132 warn "loading facedata from $path\n";
2478 3133
2479 my $facedata; 3134 my $facedata;
2480 0 < aio_load $path, $facedata 3135 0 < aio_load $path, $facedata
… …
2483 $facedata = Coro::Storable::thaw $facedata; 3138 $facedata = Coro::Storable::thaw $facedata;
2484 3139
2485 $facedata->{version} == 2 3140 $facedata->{version} == 2
2486 or cf::cleanup "$path: version mismatch, cannot proceed."; 3141 or cf::cleanup "$path: version mismatch, cannot proceed.";
2487 3142
3143 # patch in the exptable
3144 $facedata->{resource}{"res/exp_table"} = {
3145 type => FT_RSRC,
3146 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3147 };
3148 cf::cede_to_tick;
3149
2488 { 3150 {
2489 my $faces = $facedata->{faceinfo}; 3151 my $faces = $facedata->{faceinfo};
2490 3152
2491 while (my ($face, $info) = each %$faces) { 3153 while (my ($face, $info) = each %$faces) {
2492 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3154 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3155
2493 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3156 cf::face::set_visibility $idx, $info->{visibility};
3157 cf::face::set_magicmap $idx, $info->{magicmap};
2494 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3158 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2495 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3159 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2496 Coro::cede; 3160
3161 cf::cede_to_tick;
2497 } 3162 }
2498 3163
2499 while (my ($face, $info) = each %$faces) { 3164 while (my ($face, $info) = each %$faces) {
2500 next unless $info->{smooth}; 3165 next unless $info->{smooth};
3166
2501 my $idx = cf::face::find $face 3167 my $idx = cf::face::find $face
2502 or next; 3168 or next;
3169
2503 if (my $smooth = cf::face::find $info->{smooth}) { 3170 if (my $smooth = cf::face::find $info->{smooth}) {
3171 cf::face::set_smooth $idx, $smooth;
2504 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3172 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2505 } else { 3173 } else {
2506 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3174 warn "smooth face '$info->{smooth}' not found for face '$face'";
2507 } 3175 }
2508 Coro::cede; 3176
3177 cf::cede_to_tick;
2509 } 3178 }
2510 } 3179 }
2511 3180
2512 { 3181 {
2513 my $anims = $facedata->{animinfo}; 3182 my $anims = $facedata->{animinfo};
2514 3183
2515 while (my ($anim, $info) = each %$anims) { 3184 while (my ($anim, $info) = each %$anims) {
2516 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3185 cf::anim::set $anim, $info->{frames}, $info->{facings};
2517 Coro::cede; 3186 cf::cede_to_tick;
2518 } 3187 }
2519 3188
2520 cf::anim::invalidate_all; # d'oh 3189 cf::anim::invalidate_all; # d'oh
2521 } 3190 }
2522 3191
3192 {
3193 # TODO: for gcfclient pleasure, we should give resources
3194 # that gcfclient doesn't grok a >10000 face index.
3195 my $res = $facedata->{resource};
3196
3197 while (my ($name, $info) = each %$res) {
3198 if (defined $info->{type}) {
3199 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3200 my $data;
3201
3202 if ($info->{type} & 1) {
3203 # prepend meta info
3204
3205 my $meta = $enc->encode ({
3206 name => $name,
3207 %{ $info->{meta} || {} },
3208 });
3209
3210 $data = pack "(w/a*)*", $meta, $info->{data};
3211 } else {
3212 $data = $info->{data};
3213 }
3214
3215 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3216 cf::face::set_type $idx, $info->{type};
3217 } else {
3218 $RESOURCE{$name} = $info;
3219 }
3220
3221 cf::cede_to_tick;
3222 }
3223
3224 if (my $soundconf = delete $res->{"res/sound.conf"}) {
3225 $soundconf = $enc->decode (delete $soundconf->{data});
3226
3227 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3228 my $sound = $soundconf->{compat}[$_]
3229 or next;
3230
3231 my $face = cf::face::find "sound/$sound->[1]";
3232 cf::sound::set $sound->[0] => $face;
3233 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3234 }
3235
3236 while (my ($k, $v) = each %{$soundconf->{event}}) {
3237 my $face = cf::face::find "sound/$v";
3238 cf::sound::set $k => $face;
3239 }
3240 }
3241 }
3242
2523 1 3243 1
2524} 3244}
2525 3245
3246register_exticmd fx_want => sub {
3247 my ($ns, $want) = @_;
3248
3249 while (my ($k, $v) = each %$want) {
3250 $ns->fx_want ($k, $v);
3251 }
3252};
3253
2526sub reload_regions { 3254sub reload_regions {
3255 # HACK to clear player env face cache, we need some signal framework
3256 # for this (global event?)
3257 %ext::player_env::MUSIC_FACE_CACHE = ();
3258
2527 load_resource_file "$MAPDIR/regions" 3259 load_resource_file "$MAPDIR/regions"
2528 or die "unable to load regions file\n"; 3260 or die "unable to load regions file\n";
3261
3262 for (cf::region::list) {
3263 $_->{match} = qr/$_->{match}/
3264 if exists $_->{match};
3265 }
2529} 3266}
2530 3267
2531sub reload_facedata { 3268sub reload_facedata {
2532 load_facedata "$DATADIR/facedata" 3269 load_facedata "$DATADIR/facedata"
2533 or die "unable to load facedata\n"; 3270 or die "unable to load facedata\n";
2534} 3271}
2535 3272
2536sub reload_archetypes { 3273sub reload_archetypes {
2537 load_resource_file "$DATADIR/archetypes" 3274 load_resource_file "$DATADIR/archetypes"
2538 or die "unable to load archetypes\n"; 3275 or die "unable to load archetypes\n";
3276 #d# NEED to laod twice to resolve forward references
3277 # this really needs to be done in an extra post-pass
3278 # (which needs to be synchronous, so solve it differently)
3279 load_resource_file "$DATADIR/archetypes"
3280 or die "unable to load archetypes\n";
2539} 3281}
2540 3282
2541sub reload_treasures { 3283sub reload_treasures {
2542 load_resource_file "$DATADIR/treasures" 3284 load_resource_file "$DATADIR/treasures"
2543 or die "unable to load treasurelists\n"; 3285 or die "unable to load treasurelists\n";
… …
2546sub reload_resources { 3288sub reload_resources {
2547 warn "reloading resource files...\n"; 3289 warn "reloading resource files...\n";
2548 3290
2549 reload_regions; 3291 reload_regions;
2550 reload_facedata; 3292 reload_facedata;
3293 #reload_archetypes;#d#
2551 reload_archetypes; 3294 reload_archetypes;
2552 reload_treasures; 3295 reload_treasures;
2553 3296
2554 warn "finished reloading resource files\n"; 3297 warn "finished reloading resource files\n";
2555} 3298}
2556 3299
2557sub init { 3300sub init {
2558 reload_resources; 3301 reload_resources;
2559} 3302}
2560 3303
2561sub cfg_load { 3304sub reload_config {
2562 open my $fh, "<:utf8", "$CONFDIR/config" 3305 open my $fh, "<:utf8", "$CONFDIR/config"
2563 or return; 3306 or return;
2564 3307
2565 local $/; 3308 local $/;
2566 *CFG = YAML::Syck::Load <$fh>; 3309 *CFG = YAML::Syck::Load <$fh>;
… …
2582sub main { 3325sub main {
2583 # we must not ever block the main coroutine 3326 # we must not ever block the main coroutine
2584 local $Coro::idle = sub { 3327 local $Coro::idle = sub {
2585 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3328 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2586 (async { 3329 (async {
2587 Event::one_event; 3330 $Coro::current->{desc} = "IDLE BUG HANDLER";
3331 EV::loop EV::LOOP_ONESHOT;
2588 })->prio (Coro::PRIO_MAX); 3332 })->prio (Coro::PRIO_MAX);
2589 }; 3333 };
2590 3334
2591 cfg_load; 3335 reload_config;
2592 db_init; 3336 db_init;
2593 load_extensions; 3337 load_extensions;
2594 3338
2595 $TICK_WATCHER->start; 3339 $TICK_WATCHER->start;
3340 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2596 Event::loop; 3341 EV::loop;
2597} 3342}
2598 3343
2599############################################################################# 3344#############################################################################
2600# initialisation and cleanup 3345# initialisation and cleanup
2601 3346
2602# install some emergency cleanup handlers 3347# install some emergency cleanup handlers
2603BEGIN { 3348BEGIN {
3349 our %SIGWATCHER = ();
2604 for my $signal (qw(INT HUP TERM)) { 3350 for my $signal (qw(INT HUP TERM)) {
2605 Event->signal ( 3351 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2606 reentrant => 0,
2607 data => WF_AUTOCANCEL,
2608 signal => $signal,
2609 prio => 0,
2610 cb => sub {
2611 cf::cleanup "SIG$signal"; 3352 cf::cleanup "SIG$signal";
2612 },
2613 ); 3353 };
3354 }
3355}
3356
3357sub write_runtime {
3358 my $runtime = "$LOCALDIR/runtime";
3359
3360 # first touch the runtime file to show we are still running:
3361 # the fsync below can take a very very long time.
3362
3363 IO::AIO::aio_utime $runtime, undef, undef;
3364
3365 my $guard = cf::lock_acquire "write_runtime";
3366
3367 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
3368 or return;
3369
3370 my $value = $cf::RUNTIME + 90 + 10;
3371 # 10 is the runtime save interval, for a monotonic clock
3372 # 60 allows for the watchdog to kill the server.
3373
3374 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3375 and return;
3376
3377 # always fsync - this file is important
3378 aio_fsync $fh
3379 and return;
3380
3381 # touch it again to show we are up-to-date
3382 aio_utime $fh, undef, undef;
3383
3384 close $fh
3385 or return;
3386
3387 aio_rename "$runtime~", $runtime
3388 and return;
3389
3390 warn "runtime file written.\n";
3391
2614 } 3392 1
2615} 3393}
2616 3394
2617sub emergency_save() { 3395sub emergency_save() {
2618 my $freeze_guard = cf::freeze_mainloop; 3396 my $freeze_guard = cf::freeze_mainloop;
2619 3397
… …
2625 # and maps saved/destroyed asynchronously. 3403 # and maps saved/destroyed asynchronously.
2626 warn "begin emergency player save\n"; 3404 warn "begin emergency player save\n";
2627 for my $login (keys %cf::PLAYER) { 3405 for my $login (keys %cf::PLAYER) {
2628 my $pl = $cf::PLAYER{$login} or next; 3406 my $pl = $cf::PLAYER{$login} or next;
2629 $pl->valid or next; 3407 $pl->valid or next;
3408 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2630 $pl->save; 3409 $pl->save;
2631 } 3410 }
2632 warn "end emergency player save\n"; 3411 warn "end emergency player save\n";
2633 3412
2634 warn "begin emergency map save\n"; 3413 warn "begin emergency map save\n";
… …
2673 warn "syncing database to disk"; 3452 warn "syncing database to disk";
2674 BDB::db_env_txn_checkpoint $DB_ENV; 3453 BDB::db_env_txn_checkpoint $DB_ENV;
2675 3454
2676 # if anything goes wrong in here, we should simply crash as we already saved 3455 # if anything goes wrong in here, we should simply crash as we already saved
2677 3456
2678 warn "cancelling all WF_AUTOCANCEL watchers";
2679 for (Event::all_watchers) {
2680 $_->cancel if $_->data & WF_AUTOCANCEL;
2681 }
2682
2683 warn "flushing outstanding aio requests"; 3457 warn "flushing outstanding aio requests";
2684 for (;;) { 3458 for (;;) {
2685 BDB::flush; 3459 BDB::flush;
2686 IO::AIO::flush; 3460 IO::AIO::flush;
2687 Coro::cede; 3461 Coro::cede_notself;
2688 last unless IO::AIO::nreqs || BDB::nreqs; 3462 last unless IO::AIO::nreqs || BDB::nreqs;
2689 warn "iterate..."; 3463 warn "iterate...";
2690 } 3464 }
2691 3465
2692 ++$RELOAD; 3466 ++$RELOAD;
… …
2696 %EXT_CORO = (); 3470 %EXT_CORO = ();
2697 3471
2698 warn "removing commands"; 3472 warn "removing commands";
2699 %COMMAND = (); 3473 %COMMAND = ();
2700 3474
2701 warn "removing ext commands"; 3475 warn "removing ext/exti commands";
2702 %EXTCMD = (); 3476 %EXTCMD = ();
3477 %EXTICMD = ();
2703 3478
2704 warn "unloading/nuking all extensions"; 3479 warn "unloading/nuking all extensions";
2705 for my $pkg (@EXTS) { 3480 for my $pkg (@EXTS) {
2706 warn "... unloading $pkg"; 3481 warn "... unloading $pkg";
2707 3482
… …
2750 warn "reloading cf.pm"; 3525 warn "reloading cf.pm";
2751 require cf; 3526 require cf;
2752 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3527 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2753 3528
2754 warn "loading config and database again"; 3529 warn "loading config and database again";
2755 cf::cfg_load; 3530 cf::reload_config;
2756 3531
2757 warn "loading extensions"; 3532 warn "loading extensions";
2758 cf::load_extensions; 3533 cf::load_extensions;
2759 3534
2760 warn "reattaching attachments to objects/players"; 3535 warn "reattaching attachments to objects/players";
… …
2780 3555
2781sub reload_perl() { 3556sub reload_perl() {
2782 # doing reload synchronously and two reloads happen back-to-back, 3557 # doing reload synchronously and two reloads happen back-to-back,
2783 # coro crashes during coro_state_free->destroy here. 3558 # coro crashes during coro_state_free->destroy here.
2784 3559
2785 $RELOAD_WATCHER ||= Event->timer ( 3560 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2786 reentrant => 0,
2787 after => 0,
2788 data => WF_AUTOCANCEL,
2789 cb => sub {
2790 do_reload_perl;
2791 undef $RELOAD_WATCHER; 3561 undef $RELOAD_WATCHER;
2792 }, 3562 do_reload_perl;
2793 ); 3563 };
2794} 3564}
2795 3565
2796register_command "reload" => sub { 3566register_command "reload" => sub {
2797 my ($who, $arg) = @_; 3567 my ($who, $arg) = @_;
2798 3568
2799 if ($who->flag (FLAG_WIZ)) { 3569 if ($who->flag (FLAG_WIZ)) {
2800 $who->message ("reloading server."); 3570 $who->message ("reloading server.");
3571 async {
3572 $Coro::current->{desc} = "perl_reload";
2801 async { reload_perl }; 3573 reload_perl;
3574 };
2802 } 3575 }
2803}; 3576};
2804 3577
2805unshift @INC, $LIBDIR; 3578unshift @INC, $LIBDIR;
2806 3579
… …
2825 my $signal = new Coro::Signal; 3598 my $signal = new Coro::Signal;
2826 push @WAIT_FOR_TICK_BEGIN, $signal; 3599 push @WAIT_FOR_TICK_BEGIN, $signal;
2827 $signal->wait; 3600 $signal->wait;
2828} 3601}
2829 3602
2830$TICK_WATCHER = Event->timer ( 3603$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2831 reentrant => 0,
2832 parked => 1,
2833 prio => 0,
2834 at => $NEXT_TICK || $TICK,
2835 data => WF_AUTOCANCEL,
2836 cb => sub {
2837 if ($Coro::current != $Coro::main) { 3604 if ($Coro::current != $Coro::main) {
2838 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3605 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2839 unless ++$bug_warning > 10; 3606 unless ++$bug_warning > 10;
2840 return; 3607 return;
2841 } 3608 }
2842 3609
2843 $NOW = Event::time; 3610 $NOW = $tick_start = EV::now;
2844 3611
2845 cf::server_tick; # one server iteration 3612 cf::server_tick; # one server iteration
2846 3613
2847 $RUNTIME += $TICK; 3614 $RUNTIME += $TICK;
2848 $NEXT_TICK += $TICK; 3615 $NEXT_TICK = $_[0]->at;
2849 3616
2850 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3617 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2851 $NEXT_RUNTIME_WRITE = $NOW + 10; 3618 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2852 Coro::async_pool { 3619 Coro::async_pool {
3620 $Coro::current->{desc} = "runtime saver";
2853 write_runtime 3621 write_runtime
2854 or warn "ERROR: unable to write runtime file: $!"; 3622 or warn "ERROR: unable to write runtime file: $!";
2855 };
2856 } 3623 };
3624 }
2857 3625
2858# my $AFTER = Event::time;
2859# warn $AFTER - $NOW;#d#
2860
2861 # if we are delayed by four ticks or more, skip them all
2862 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2863
2864 $TICK_WATCHER->at ($NEXT_TICK);
2865 $TICK_WATCHER->start;
2866
2867 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3626 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2868 $sig->send; 3627 $sig->send;
2869 } 3628 }
2870 while (my $sig = shift @WAIT_FOR_TICK) { 3629 while (my $sig = shift @WAIT_FOR_TICK) {
2871 $sig->send; 3630 $sig->send;
2872 } 3631 }
2873 3632
3633 $LOAD = ($NOW - $tick_start) / $TICK;
3634 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3635
2874 _post_tick; 3636 _post_tick;
2875 }, 3637};
2876); 3638$TICK_WATCHER->priority (EV::MAXPRI);
2877 3639
2878{ 3640{
2879 BDB::max_poll_time $TICK * 0.1; 3641 # configure BDB
2880 $BDB_POLL_WATCHER = Event->io ( 3642
2881 reentrant => 0,
2882 fd => BDB::poll_fileno,
2883 poll => 'r',
2884 prio => 0,
2885 data => WF_AUTOCANCEL,
2886 cb => \&BDB::poll_cb,
2887 );
2888 BDB::min_parallel 8; 3643 BDB::min_parallel 8;
2889 3644 BDB::max_poll_reqs $TICK * 0.1;
2890 BDB::set_sync_prepare { 3645 $Coro::BDB::WATCHER->priority (1);
2891 my $status;
2892 my $current = $Coro::current;
2893 (
2894 sub {
2895 $status = $!;
2896 $current->ready; undef $current;
2897 },
2898 sub {
2899 Coro::schedule while defined $current;
2900 $! = $status;
2901 },
2902 )
2903 };
2904 3646
2905 unless ($DB_ENV) { 3647 unless ($DB_ENV) {
2906 $DB_ENV = BDB::db_env_create; 3648 $DB_ENV = BDB::db_env_create;
3649 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3650 | BDB::LOG_AUTOREMOVE, 1);
3651 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3652 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2907 3653
2908 cf::sync_job { 3654 cf::sync_job {
2909 eval { 3655 eval {
2910 BDB::db_env_open 3656 BDB::db_env_open
2911 $DB_ENV, 3657 $DB_ENV,
… …
2913 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3659 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2914 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3660 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2915 0666; 3661 0666;
2916 3662
2917 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3663 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2918
2919 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2920 $DB_ENV->set_lk_detect;
2921 }; 3664 };
2922 3665
2923 cf::cleanup "db_env_open(db): $@" if $@; 3666 cf::cleanup "db_env_open(db): $@" if $@;
2924 }; 3667 };
2925 } 3668 }
3669
3670 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3671 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3672 };
3673 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3674 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3675 };
3676 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3677 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3678 };
2926} 3679}
2927 3680
2928{ 3681{
3682 # configure IO::AIO
3683
2929 IO::AIO::min_parallel 8; 3684 IO::AIO::min_parallel 8;
2930
2931 undef $Coro::AIO::WATCHER;
2932 IO::AIO::max_poll_time $TICK * 0.1; 3685 IO::AIO::max_poll_time $TICK * 0.1;
2933 $AIO_POLL_WATCHER = Event->io ( 3686 $Coro::AIO::WATCHER->priority (1);
2934 reentrant => 0,
2935 data => WF_AUTOCANCEL,
2936 fd => IO::AIO::poll_fileno,
2937 poll => 'r',
2938 prio => 6,
2939 cb => \&IO::AIO::poll_cb,
2940 );
2941} 3687}
2942 3688
2943my $_log_backtrace; 3689my $_log_backtrace;
2944 3690
2945sub _log_backtrace { 3691sub _log_backtrace {
… …
2949 3695
2950 # limit the # of concurrent backtraces 3696 # limit the # of concurrent backtraces
2951 if ($_log_backtrace < 2) { 3697 if ($_log_backtrace < 2) {
2952 ++$_log_backtrace; 3698 ++$_log_backtrace;
2953 async { 3699 async {
3700 $Coro::current->{desc} = "abt $msg";
3701
2954 my @bt = fork_call { 3702 my @bt = fork_call {
2955 @addr = map { sprintf "%x", $_ } @addr; 3703 @addr = map { sprintf "%x", $_ } @addr;
2956 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3704 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
2957 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3705 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
2958 or die "addr2line: $!"; 3706 or die "addr2line: $!";

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