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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.277 by root, Sun Jun 10 04:24:50 2007 UTC vs.
Revision 1.468 by root, Thu Jan 8 19:23:44 2009 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
24use 5.10.0;
3use utf8; 25use utf8;
4use strict; 26use strict qw(vars subs);
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Storable; 31use EV;
10use Event;
11use Opcode; 32use Opcode;
12use Safe; 33use Safe;
13use Safe::Hole; 34use Safe::Hole;
35use Storable ();
14 36
37use Guard ();
15use Coro 3.61 (); 38use Coro ();
16use Coro::State; 39use Coro::State;
17use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
18use Coro::Event; 42use Coro::AnyEvent;
19use Coro::Timer; 43use Coro::Timer;
20use Coro::Signal; 44use Coro::Signal;
21use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
22use Coro::AIO; 48use Coro::AIO;
49use Coro::BDB 1.6;
23use Coro::Storable; 50use Coro::Storable;
51use Coro::Util ();
24 52
53use JSON::XS 2.01 ();
25use BDB (); 54use BDB ();
26use Data::Dumper; 55use Data::Dumper;
27use Digest::MD5; 56use Digest::MD5;
28use Fcntl; 57use Fcntl;
29use YAML::Syck (); 58use YAML ();
30use IO::AIO 2.32 (); 59use IO::AIO ();
31use Time::HiRes; 60use Time::HiRes;
32use Compress::LZF; 61use Compress::LZF;
62use Digest::MD5 ();
63
64AnyEvent::detect;
33 65
34# configure various modules to our taste 66# configure various modules to our taste
35# 67#
36$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39
40$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?
43$YAML::Syck::ImplicitUnicode = 1;
44
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 76
47sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48 78
49our %COMMAND = (); 79our %COMMAND = ();
50our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
51 81
52our @EXTS = (); # list of extension package names 82our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 83our %EXTCMD = ();
84our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
56 87
57our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
58our @EVENT; 89our @EVENT;
59 90
60our $CONFDIR = confdir; 91our $CONFDIR = confdir;
61our $DATADIR = datadir; 92our $DATADIR = datadir;
62our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
63our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
64our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
65our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
71 106
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER;
74our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 109our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default off
79 111
112our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER;
80our $BDB_POLL_WATCHER; 114our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 115our $DB_ENV;
116
117our @EXTRA_MODULES = qw(pod mapscript);
82 118
83our %CFG; 119our %CFG;
84 120
85our $UPTIME; $UPTIME ||= time; 121our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 122our $RUNTIME;
123our $NOW;
87 124
88our %PLAYER; # all users 125our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 126our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 127our $LINK_MAP; # the special {link} map, which is always available
91 128
92# used to convert map paths into valid unix filenames by replacing / by ∕ 129# used to convert map paths into valid unix filenames by replacing / by ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 130our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94 131
95our $LOAD; # a number between 0 (idle) and 1 (too many objects) 132our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing 133our $LOADAVG; # same thing, but with alpha-smoothing
134our $JITTER; # average jitter
97our $tick_start; # for load detecting purposes 135our $TICK_START; # for load detecting purposes
136
137our @POST_INIT;
138
139our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
98 140
99binmode STDOUT; 141binmode STDOUT;
100binmode STDERR; 142binmode STDERR;
101 143
102# read virtual server time, if available 144# read virtual server time, if available
103unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 145unless ($RUNTIME || !-e $RUNTIMEFILE) {
104 open my $fh, "<", "$LOCALDIR/runtime" 146 open my $fh, "<", $RUNTIMEFILE
105 or die "unable to read runtime file: $!"; 147 or die "unable to read $RUNTIMEFILE file: $!";
106 $RUNTIME = <$fh> + 0.; 148 $RUNTIME = <$fh> + 0.;
107} 149}
150
151eval "sub TICK() { $TICK } 1" or die;
108 152
109mkdir $_ 153mkdir $_
110 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 154 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111 155
112our $EMERGENCY_POSITION; 156our $EMERGENCY_POSITION;
… …
155 199
156The raw value load value from the last tick. 200The raw value load value from the last tick.
157 201
158=item %cf::CFG 202=item %cf::CFG
159 203
160Configuration for the server, loaded from C</etc/crossfire/config>, or 204Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161from wherever your confdir points to. 205from wherever your confdir points to.
162 206
163=item cf::wait_for_tick, cf::wait_for_tick_begin 207=item cf::wait_for_tick, cf::wait_for_tick_begin
164 208
165These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 209These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166returns directly I<after> the tick processing (and consequently, can only wake one process 210returns directly I<after> the tick processing (and consequently, can only wake one process
167per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 211per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168 212
213=item @cf::INVOKE_RESULTS
214
215This array contains the results of the last C<invoke ()> call. When
216C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217that call.
218
169=back 219=back
170 220
171=cut 221=cut
172 222
173BEGIN { 223BEGIN {
… …
177 $msg .= "\n" 227 $msg .= "\n"
178 unless $msg =~ /\n$/; 228 unless $msg =~ /\n$/;
179 229
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 230 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181 231
182 utf8::encode $msg;
183 LOG llevError, $msg; 232 LOG llevError, $msg;
184 }; 233 };
185} 234}
235
236$Coro::State::DIEHOOK = sub {
237 return unless $^S eq 0; # "eq", not "=="
238
239 if ($Coro::current == $Coro::main) {#d#
240 warn "DIEHOOK called in main context, Coro bug?\n";#d#
241 return;#d#
242 }#d#
243
244 # kill coroutine otherwise
245 warn Carp::longmess $_[0];
246 Coro::terminate
247};
248
249$SIG{__DIE__} = sub { }; #d#?
186 250
187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 251@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 252@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 253@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 254@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
197for my $pkg (qw( 261for my $pkg (qw(
198 cf::global cf::attachable 262 cf::global cf::attachable
199 cf::object cf::object::player 263 cf::object cf::object::player
200 cf::client cf::player 264 cf::client cf::player
201 cf::arch cf::living 265 cf::arch cf::living
266 cf::map cf::mapspace
202 cf::map cf::party cf::region 267 cf::party cf::region
203)) { 268)) {
204 no strict 'refs';
205 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 269 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206} 270}
207 271
208$Event::DIED = sub { 272$EV::DIED = sub {
209 warn "error in event callback: @_"; 273 warn "error in event callback: @_";
210}; 274};
275
276#############################################################################
211 277
212=head2 UTILITY FUNCTIONS 278=head2 UTILITY FUNCTIONS
213 279
214=over 4 280=over 4
215 281
… …
234 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 300 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
235 $d 301 $d
236 } || "[unable to dump $_[0]: '$@']"; 302 } || "[unable to dump $_[0]: '$@']";
237} 303}
238 304
239use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
240
241=item $ref = cf::from_json $json 305=item $ref = cf::decode_json $json
242 306
243Converts a JSON string into the corresponding perl data structure. 307Converts a JSON string into the corresponding perl data structure.
244 308
245=item $json = cf::to_json $ref 309=item $json = cf::encode_json $ref
246 310
247Converts a perl data structure into its JSON representation. 311Converts a perl data structure into its JSON representation.
248 312
313=cut
314
315our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
316
317sub encode_json($) { $json_coder->encode ($_[0]) }
318sub decode_json($) { $json_coder->decode ($_[0]) }
319
320=item cf::post_init { BLOCK }
321
322Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323but I<before> the server starts ticking again.
324
325The cdoeblock will have a single boolean argument to indicate whether this
326is a reload or not.
327
328=cut
329
330sub post_init(&) {
331 push @POST_INIT, shift;
332}
333
249=item cf::lock_wait $string 334=item cf::lock_wait $string
250 335
251Wait until the given lock is available. See cf::lock_acquire. 336Wait until the given lock is available. See cf::lock_acquire.
252 337
253=item my $lock = cf::lock_acquire $string 338=item my $lock = cf::lock_acquire $string
254 339
255Wait until the given lock is available and then acquires it and returns 340Wait until the given lock is available and then acquires it and returns
256a Coro::guard object. If the guard object gets destroyed (goes out of scope, 341a L<Guard> object. If the guard object gets destroyed (goes out of scope,
257for example when the coroutine gets canceled), the lock is automatically 342for example when the coroutine gets canceled), the lock is automatically
258returned. 343returned.
259 344
345Locks are *not* recursive, locking from the same coro twice results in a
346deadlocked coro.
347
260Lock names should begin with a unique identifier (for example, cf::map::find 348Lock names should begin with a unique identifier (for example, cf::map::find
261uses map_find and cf::map::load uses map_load). 349uses map_find and cf::map::load uses map_load).
262 350
263=item $locked = cf::lock_active $string 351=item $locked = cf::lock_active $string
264 352
265Return true if the lock is currently active, i.e. somebody has locked it. 353Return true if the lock is currently active, i.e. somebody has locked it.
266 354
267=cut 355=cut
268 356
269our %LOCK; 357our $LOCKS = new Coro::SemaphoreSet;
270 358
271sub lock_wait($) { 359sub lock_wait($) {
272 my ($key) = @_; 360 $LOCKS->wait ($_[0]);
273
274 # wait for lock, if any
275 while ($LOCK{$key}) {
276 push @{ $LOCK{$key} }, $Coro::current;
277 Coro::schedule;
278 }
279} 361}
280 362
281sub lock_acquire($) { 363sub lock_acquire($) {
282 my ($key) = @_; 364 $LOCKS->guard ($_[0])
283
284 # wait, to be sure we are not locked
285 lock_wait $key;
286
287 $LOCK{$key} = [];
288
289 Coro::guard {
290 # wake up all waiters, to be on the safe side
291 $_->ready for @{ delete $LOCK{$key} };
292 }
293} 365}
294 366
295sub lock_active($) { 367sub lock_active($) {
296 my ($key) = @_; 368 $LOCKS->count ($_[0]) < 1
297
298 ! ! $LOCK{$key}
299} 369}
300 370
301sub freeze_mainloop { 371sub freeze_mainloop {
302 return unless $TICK_WATCHER->is_active; 372 tick_inhibit_inc;
303 373
304 my $guard = Coro::guard { 374 &Guard::guard (\&tick_inhibit_dec);
305 $TICK_WATCHER->start; 375}
376
377=item cf::periodic $interval, $cb
378
379Like EV::periodic, but randomly selects a starting point so that the actions
380get spread over timer.
381
382=cut
383
384sub periodic($$) {
385 my ($interval, $cb) = @_;
386
387 my $start = rand List::Util::min 180, $interval;
388
389 EV::periodic $start, $interval, 0, $cb
390}
391
392=item cf::get_slot $time[, $priority[, $name]]
393
394Allocate $time seconds of blocking CPU time at priority C<$priority>:
395This call blocks and returns only when you have at least C<$time> seconds
396of cpu time till the next tick. The slot is only valid till the next cede.
397
398The optional C<$name> can be used to identify the job to run. It might be
399used for statistical purposes and should identify the same time-class.
400
401Useful for short background jobs.
402
403=cut
404
405our @SLOT_QUEUE;
406our $SLOT_QUEUE;
407
408$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409$SLOT_QUEUE = Coro::async {
410 $Coro::current->desc ("timeslot manager");
411
412 my $signal = new Coro::Signal;
413
414 while () {
415 next_job:
416 my $avail = cf::till_tick;
417 if ($avail > 0.01) {
418 for (0 .. $#SLOT_QUEUE) {
419 if ($SLOT_QUEUE[$_][0] < $avail) {
420 my $job = splice @SLOT_QUEUE, $_, 1, ();
421 $job->[2]->send;
422 Coro::cede;
423 goto next_job;
424 }
425 }
426 }
427
428 if (@SLOT_QUEUE) {
429 # we do not use wait_for_tick() as it returns immediately when tick is inactive
430 push @cf::WAIT_FOR_TICK, $signal;
431 $signal->wait;
432 } else {
433 Coro::schedule;
434 }
306 }; 435 }
307 $TICK_WATCHER->stop; 436};
308 $guard 437
438sub get_slot($;$$) {
439 return if tick_inhibit || $Coro::current == $Coro::main;
440
441 my ($time, $pri, $name) = @_;
442
443 $time = $TICK * .6 if $time > $TICK * .6;
444 my $sig = new Coro::Signal;
445
446 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448 $SLOT_QUEUE->ready;
449 $sig->wait;
309} 450}
310 451
311=item cf::async { BLOCK } 452=item cf::async { BLOCK }
312 453
313Currently the same as Coro::async_pool, meaning you cannot use 454Currently the same as Coro::async_pool, meaning you cannot use
… …
318 459
319BEGIN { *async = \&Coro::async_pool } 460BEGIN { *async = \&Coro::async_pool }
320 461
321=item cf::sync_job { BLOCK } 462=item cf::sync_job { BLOCK }
322 463
323The design of crossfire+ requires that the main coro ($Coro::main) is 464The design of Deliantra requires that the main coroutine ($Coro::main)
324always able to handle events or runnable, as crossfire+ is only partly 465is always able to handle events or runnable, as Deliantra is only
325reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. 466partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
467acceptable.
326 468
327If it must be done, put the blocking parts into C<sync_job>. This will run 469If it must be done, put the blocking parts into C<sync_job>. This will run
328the given BLOCK in another coroutine while waiting for the result. The 470the given BLOCK in another coroutine while waiting for the result. The
329server will be frozen during this time, so the block should either finish 471server will be frozen during this time, so the block should either finish
330fast or be very important. 472fast or be very important.
… …
333 475
334sub sync_job(&) { 476sub sync_job(&) {
335 my ($job) = @_; 477 my ($job) = @_;
336 478
337 if ($Coro::current == $Coro::main) { 479 if ($Coro::current == $Coro::main) {
338 my $time = Event::time; 480 my $time = EV::time;
339 481
340 # this is the main coro, too bad, we have to block 482 # this is the main coro, too bad, we have to block
341 # till the operation succeeds, freezing the server :/ 483 # till the operation succeeds, freezing the server :/
342 484
343 # TODO: use suspend/resume instead 485 LOG llevError, Carp::longmess "sync job";#d#
344 # (but this is cancel-safe) 486
345 my $freeze_guard = freeze_mainloop; 487 my $freeze_guard = freeze_mainloop;
346 488
347 my $busy = 1; 489 my $busy = 1;
348 my @res; 490 my @res;
349 491
350 (async { 492 (async {
493 $Coro::current->desc ("sync job coro");
351 @res = eval { $job->() }; 494 @res = eval { $job->() };
352 warn $@ if $@; 495 warn $@ if $@;
353 undef $busy; 496 undef $busy;
354 })->prio (Coro::PRIO_MAX); 497 })->prio (Coro::PRIO_MAX);
355 498
356 while ($busy) { 499 while ($busy) {
357 Coro::cede or Event::one_event; 500 if (Coro::nready) {
501 Coro::cede_notself;
502 } else {
503 EV::loop EV::LOOP_ONESHOT;
358 } 504 }
505 }
359 506
360 $time = Event::time - $time; 507 my $time = EV::time - $time;
361 508
362 LOG llevError | logBacktrace, Carp::longmess "long sync job"
363 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
364
365 $tick_start += $time; # do not account sync jobs to server load 509 $TICK_START += $time; # do not account sync jobs to server load
366 510
367 wantarray ? @res : $res[0] 511 wantarray ? @res : $res[0]
368 } else { 512 } else {
369 # we are in another coroutine, how wonderful, everything just works 513 # we are in another coroutine, how wonderful, everything just works
370 514
… …
390 $EXT_CORO{$coro+0} = $coro; 534 $EXT_CORO{$coro+0} = $coro;
391 535
392 $coro 536 $coro
393} 537}
394 538
395sub write_runtime { 539=item fork_call { }, $args
396 my $runtime = "$LOCALDIR/runtime";
397 540
398 # first touch the runtime file to show we are still running: 541Executes the given code block with the given arguments in a seperate
399 # the fsync below can take a very very long time. 542process, returning the results. Everything must be serialisable with
543Coro::Storable. May, of course, block. Note that the executed sub may
544never block itself or use any form of event handling.
400 545
401 IO::AIO::aio_utime $runtime, undef, undef; 546=cut
402 547
403 my $guard = cf::lock_acquire "write_runtime"; 548sub fork_call(&@) {
549 my ($cb, @args) = @_;
404 550
405 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 551 # we seemingly have to make a local copy of the whole thing,
406 or return; 552 # otherwise perl prematurely frees the stuff :/
553 # TODO: investigate and fix (likely this will be rather laborious)
407 554
408 my $value = $cf::RUNTIME + 90 + 10; 555 my @res = Coro::Util::fork_eval {
409 # 10 is the runtime save interval, for a monotonic clock 556 reset_signals;
410 # 60 allows for the watchdog to kill the server. 557 &$cb
558 }, @args;
411 559
412 (aio_write $fh, 0, (length $value), $value, 0) <= 0 560 wantarray ? @res : $res[-1]
413 and return; 561}
414 562
415 # always fsync - this file is important 563=item $coin = coin_from_name $name
416 aio_fsync $fh
417 and return;
418 564
419 # touch it again to show we are up-to-date 565=cut
420 aio_utime $fh, undef, undef;
421 566
422 close $fh 567our %coin_alias = (
423 or return; 568 "silver" => "silvercoin",
569 "silvercoin" => "silvercoin",
570 "silvercoins" => "silvercoin",
571 "gold" => "goldcoin",
572 "goldcoin" => "goldcoin",
573 "goldcoins" => "goldcoin",
574 "platinum" => "platinacoin",
575 "platinumcoin" => "platinacoin",
576 "platinumcoins" => "platinacoin",
577 "platina" => "platinacoin",
578 "platinacoin" => "platinacoin",
579 "platinacoins" => "platinacoin",
580 "royalty" => "royalty",
581 "royalties" => "royalty",
582);
424 583
425 aio_rename "$runtime~", $runtime 584sub coin_from_name($) {
426 and return; 585 $coin_alias{$_[0]}
586 ? cf::arch::find $coin_alias{$_[0]}
587 : undef
588}
427 589
428 warn "runtime file written.\n"; 590=item $value = cf::db_get $family => $key
429 591
592Returns a single value from the environment database.
593
594=item cf::db_put $family => $key => $value
595
596Stores the given C<$value> in the family. It can currently store binary
597data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
598
599=item $db = cf::db_table "name"
600
601Create and/or open a new database table. The string must not be "db" and must be unique
602within each server.
603
604=cut
605
606sub db_table($) {
607 my ($name) = @_;
608 my $db = BDB::db_create $DB_ENV;
609
610 eval {
611 $db->set_flags (BDB::CHKSUM);
612
613 utf8::encode $name;
614 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
615 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
616 cf::cleanup "db_open(db): $!" if $!;
617 };
618 cf::cleanup "db_open(db): $@" if $@;
619
620 $db
621}
622
623our $DB;
624
625sub db_init {
626 cf::sync_job {
627 $DB ||= db_table "db";
628 };
629}
630
631sub db_get($$) {
632 my $key = "$_[0]/$_[1]";
633
634 cf::sync_job {
635 BDB::db_get $DB, undef, $key, my $data;
636
637 $! ? ()
638 : $data
430 1 639 }
640}
641
642sub db_put($$$) {
643 BDB::dbreq_pri 4;
644 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
645}
646
647=item cf::cache $id => [$paths...], $processversion => $process
648
649Generic caching function that returns the value of the resource $id,
650caching and regenerating as required.
651
652This function can block.
653
654=cut
655
656sub cache {
657 my ($id, $src, $processversion, $process) = @_;
658
659 my $meta =
660 join "\x00",
661 $processversion,
662 map {
663 aio_stat $_
664 and Carp::croak "$_: $!";
665
666 ($_, (stat _)[7,9])
667 } @$src;
668
669 my $dbmeta = db_get cache => "$id/meta";
670 if ($dbmeta ne $meta) {
671 # changed, we may need to process
672
673 my @data;
674 my $md5;
675
676 for (0 .. $#$src) {
677 0 <= aio_load $src->[$_], $data[$_]
678 or Carp::croak "$src->[$_]: $!";
679 }
680
681 # if processing is expensive, check
682 # checksum first
683 if (1) {
684 $md5 =
685 join "\x00",
686 $processversion,
687 map {
688 cf::cede_to_tick;
689 ($src->[$_], Digest::MD5::md5_hex $data[$_])
690 } 0.. $#$src;
691
692
693 my $dbmd5 = db_get cache => "$id/md5";
694 if ($dbmd5 eq $md5) {
695 db_put cache => "$id/meta", $meta;
696
697 return db_get cache => "$id/data";
698 }
699 }
700
701 my $t1 = Time::HiRes::time;
702 my $data = $process->(\@data);
703 my $t2 = Time::HiRes::time;
704
705 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
706
707 db_put cache => "$id/data", $data;
708 db_put cache => "$id/md5" , $md5;
709 db_put cache => "$id/meta", $meta;
710
711 return $data;
712 }
713
714 db_get cache => "$id/data"
431} 715}
432 716
433=item cf::datalog type => key => value, ... 717=item cf::datalog type => key => value, ...
434 718
435Log a datalog packet of the given type with the given key-value pairs. 719Log a datalog packet of the given type with the given key-value pairs.
… …
447 731
448############################################################################# 732#############################################################################
449 733
450=head2 ATTACHABLE OBJECTS 734=head2 ATTACHABLE OBJECTS
451 735
452Many objects in crossfire are so-called attachable objects. That means you can 736Many objects in deliantra are so-called attachable objects. That means you can
453attach callbacks/event handlers (a collection of which is called an "attachment") 737attach callbacks/event handlers (a collection of which is called an "attachment")
454to it. All such attachable objects support the following methods. 738to it. All such attachable objects support the following methods.
455 739
456In the following description, CLASS can be any of C<global>, C<object> 740In the following description, CLASS can be any of C<global>, C<object>
457C<player>, C<client> or C<map> (i.e. the attachable objects in 741C<player>, C<client> or C<map> (i.e. the attachable objects in
458crossfire+). 742Deliantra).
459 743
460=over 4 744=over 4
461 745
462=item $attachable->attach ($attachment, key => $value...) 746=item $attachable->attach ($attachment, key => $value...)
463 747
… …
507=item cf::CLASS::attachment $name, ... 791=item cf::CLASS::attachment $name, ...
508 792
509Register an attachment by C<$name> through which attachable objects of the 793Register an attachment by C<$name> through which attachable objects of the
510given CLASS can refer to this attachment. 794given CLASS can refer to this attachment.
511 795
512Some classes such as crossfire maps and objects can specify attachments 796Some classes such as deliantra maps and objects can specify attachments
513that are attached at load/instantiate time, thus the need for a name. 797that are attached at load/instantiate time, thus the need for a name.
514 798
515These calls expect any number of the following handler/hook descriptions: 799These calls expect any number of the following handler/hook descriptions:
516 800
517=over 4 801=over 4
… …
665 _attach $registry, $klass, @attach; 949 _attach $registry, $klass, @attach;
666 } 950 }
667 951
668 $obj->{$name} = \%arg; 952 $obj->{$name} = \%arg;
669 } else { 953 } else {
670 warn "object uses attachment '$name' that is not available, postponing.\n"; 954 warn "object uses attachment '$name' which is not available, postponing.\n";
671 } 955 }
672 956
673 $obj->{_attachment}{$name} = undef; 957 $obj->{_attachment}{$name} = undef;
674} 958}
675 959
… …
715 "; 999 ";
716 die if $@; 1000 die if $@;
717} 1001}
718 1002
719our $override; 1003our $override;
720our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 1004our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
721 1005
722sub override { 1006sub override {
723 $override = 1; 1007 $override = 1;
724 @invoke_results = (); 1008 @INVOKE_RESULTS = (@_);
725} 1009}
726 1010
727sub do_invoke { 1011sub do_invoke {
728 my $event = shift; 1012 my $event = shift;
729 my $callbacks = shift; 1013 my $callbacks = shift;
730 1014
731 @invoke_results = (); 1015 @INVOKE_RESULTS = ();
732 1016
733 local $override; 1017 local $override;
734 1018
735 for (@$callbacks) { 1019 for (@$callbacks) {
736 eval { &{$_->[1]} }; 1020 eval { &{$_->[1]} };
… …
745 } 1029 }
746 1030
747 0 1031 0
748} 1032}
749 1033
750=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1034=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
751 1035
752=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1036=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
753 1037
754Generate an object-specific event with the given arguments. 1038Generate an object-specific event with the given arguments.
755 1039
756This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1040This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
757removed in future versions), and there is no public API to access override 1041removed in future versions), and there is no public API to access override
758results (if you must, access C<@cf::invoke_results> directly). 1042results (if you must, access C<@cf::INVOKE_RESULTS> directly).
759 1043
760=back 1044=back
761 1045
762=cut 1046=cut
763 1047
764############################################################################# 1048#############################################################################
765# object support 1049# object support
1050
1051sub _object_equal($$);
1052sub _object_equal($$) {
1053 my ($a, $b) = @_;
1054
1055 return 0 unless (ref $a) eq (ref $b);
1056
1057 if ("HASH" eq ref $a) {
1058 my @ka = keys %$a;
1059 my @kb = keys %$b;
1060
1061 return 0 if @ka != @kb;
1062
1063 for (0 .. $#ka) {
1064 return 0 unless $ka[$_] eq $kb[$_];
1065 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1066 }
1067
1068 } elsif ("ARRAY" eq ref $a) {
1069
1070 return 0 if @$a != @$b;
1071
1072 for (0 .. $#$a) {
1073 return 0 unless _object_equal $a->[$_], $b->[$_];
1074 }
1075
1076 } elsif ($a ne $b) {
1077 return 0;
1078 }
1079
1080 1
1081}
1082
1083our $SLOW_MERGES;#d#
1084sub _can_merge {
1085 my ($ob1, $ob2) = @_;
1086
1087 ++$SLOW_MERGES;#d#
1088
1089 # we do the slow way here
1090 return _object_equal $ob1, $ob2
1091}
766 1092
767sub reattach { 1093sub reattach {
768 # basically do the same as instantiate, without calling instantiate 1094 # basically do the same as instantiate, without calling instantiate
769 my ($obj) = @_; 1095 my ($obj) = @_;
770 1096
1097 # no longer needed after getting rid of delete_package?
771 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1098 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772 1099
773 my $registry = $obj->registry; 1100 my $registry = $obj->registry;
774 1101
775 @$registry = (); 1102 @$registry = ();
776 1103
… …
791cf::attachable->attach ( 1118cf::attachable->attach (
792 prio => -1000000, 1119 prio => -1000000,
793 on_instantiate => sub { 1120 on_instantiate => sub {
794 my ($obj, $data) = @_; 1121 my ($obj, $data) = @_;
795 1122
796 $data = from_json $data; 1123 $data = decode_json $data;
797 1124
798 for (@$data) { 1125 for (@$data) {
799 my ($name, $args) = @$_; 1126 my ($name, $args) = @$_;
800 1127
801 $obj->attach ($name, %{$args || {} }); 1128 $obj->attach ($name, %{$args || {} });
… …
817sub object_freezer_save { 1144sub object_freezer_save {
818 my ($filename, $rdata, $objs) = @_; 1145 my ($filename, $rdata, $objs) = @_;
819 1146
820 sync_job { 1147 sync_job {
821 if (length $$rdata) { 1148 if (length $$rdata) {
1149 utf8::decode (my $decname = $filename);
822 warn sprintf "saving %s (%d,%d)\n", 1150 warn sprintf "saving %s (%d,%d)\n",
823 $filename, length $$rdata, scalar @$objs; 1151 $decname, length $$rdata, scalar @$objs;
824 1152
825 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1153 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
826 chmod SAVE_MODE, $fh; 1154 aio_chmod $fh, SAVE_MODE;
827 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1155 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
828 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
829 close $fh; 1157 aio_close $fh;
830 1158
831 if (@$objs) { 1159 if (@$objs) {
832 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1160 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
833 chmod SAVE_MODE, $fh; 1161 aio_chmod $fh, SAVE_MODE;
834 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1162 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
835 aio_write $fh, 0, (length $data), $data, 0; 1163 aio_write $fh, 0, (length $data), $data, 0;
836 aio_fsync $fh if $cf::USE_FSYNC; 1164 aio_fsync $fh if $cf::USE_FSYNC;
837 close $fh; 1165 aio_close $fh;
838 aio_rename "$filename.pst~", "$filename.pst"; 1166 aio_rename "$filename.pst~", "$filename.pst";
839 } 1167 }
840 } else { 1168 } else {
841 aio_unlink "$filename.pst"; 1169 aio_unlink "$filename.pst";
842 } 1170 }
843 1171
844 aio_rename "$filename~", $filename; 1172 aio_rename "$filename~", $filename;
1173
1174 $filename =~ s%/[^/]+$%%;
1175 aio_pathsync $filename if $cf::USE_FSYNC;
845 } else { 1176 } else {
846 warn "FATAL: $filename~: $!\n"; 1177 warn "unable to save objects: $filename~: $!\n";
847 } 1178 }
848 } else { 1179 } else {
849 aio_unlink $filename; 1180 aio_unlink $filename;
850 aio_unlink "$filename.pst"; 1181 aio_unlink "$filename.pst";
851 } 1182 }
852 } 1183 };
853} 1184}
854 1185
855sub object_freezer_as_string { 1186sub object_freezer_as_string {
856 my ($rdata, $objs) = @_; 1187 my ($rdata, $objs) = @_;
857 1188
… …
869 or return; 1200 or return;
870 1201
871 unless (aio_stat "$filename.pst") { 1202 unless (aio_stat "$filename.pst") {
872 (aio_load "$filename.pst", $av) >= 0 1203 (aio_load "$filename.pst", $av) >= 0
873 or return; 1204 or return;
1205
874 $av = eval { (Storable::thaw $av)->{objs} }; 1206 my $st = eval { Coro::Storable::thaw $av };
1207 $av = $st->{objs};
875 } 1208 }
876 1209
1210 utf8::decode (my $decname = $filename);
877 warn sprintf "loading %s (%d)\n", 1211 warn sprintf "loading %s (%d,%d)\n",
878 $filename, length $data, scalar @{$av || []}; 1212 $decname, length $data, scalar @{$av || []};
1213
879 return ($data, $av); 1214 ($data, $av)
880} 1215}
1216
1217=head2 COMMAND CALLBACKS
1218
1219=over 4
1220
1221=cut
881 1222
882############################################################################# 1223#############################################################################
883# command handling &c 1224# command handling &c
884 1225
885=item cf::register_command $name => \&callback($ob,$args); 1226=item cf::register_command $name => \&callback($ob,$args);
… …
898 push @{ $COMMAND{$name} }, [$caller, $cb]; 1239 push @{ $COMMAND{$name} }, [$caller, $cb];
899} 1240}
900 1241
901=item cf::register_extcmd $name => \&callback($pl,$packet); 1242=item cf::register_extcmd $name => \&callback($pl,$packet);
902 1243
903Register a callbackf ro execution when the client sends an extcmd packet. 1244Register a callback for execution when the client sends an (synchronous)
1245extcmd packet. Ext commands will be processed in the order they are
1246received by the server, like other user commands. The first argument is
1247the logged-in player. Ext commands can only be processed after a player
1248has logged in successfully.
904 1249
905If the callback returns something, it is sent back as if reply was being 1250If the callback returns something, it is sent back as if reply was being
906called. 1251called.
907 1252
1253=item cf::register_exticmd $name => \&callback($ns,$packet);
1254
1255Register a callback for execution when the client sends an (asynchronous)
1256exticmd packet. Exti commands are processed by the server as soon as they
1257are received, i.e. out of order w.r.t. other commands. The first argument
1258is a client socket. Exti commands can be received anytime, even before
1259log-in.
1260
1261If the callback returns something, it is sent back as if reply was being
1262called.
1263
908=cut 1264=cut
909 1265
910sub register_extcmd { 1266sub register_extcmd {
911 my ($name, $cb) = @_; 1267 my ($name, $cb) = @_;
912 1268
913 $EXTCMD{$name} = $cb; 1269 $EXTCMD{$name} = $cb;
914} 1270}
1271
1272sub register_exticmd {
1273 my ($name, $cb) = @_;
1274
1275 $EXTICMD{$name} = $cb;
1276}
1277
1278use File::Glob ();
915 1279
916cf::player->attach ( 1280cf::player->attach (
917 on_command => sub { 1281 on_command => sub {
918 my ($pl, $name, $params) = @_; 1282 my ($pl, $name, $params) = @_;
919 1283
… …
927 cf::override; 1291 cf::override;
928 }, 1292 },
929 on_extcmd => sub { 1293 on_extcmd => sub {
930 my ($pl, $buf) = @_; 1294 my ($pl, $buf) = @_;
931 1295
932 my $msg = eval { from_json $buf }; 1296 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
933 1297
934 if (ref $msg) { 1298 if (ref $msg) {
1299 my ($type, $reply, @payload) =
1300 "ARRAY" eq ref $msg
1301 ? @$msg
1302 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303
1304 my @reply;
1305
935 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1306 if (my $cb = $EXTCMD{$type}) {
936 if (my %reply = $cb->($pl, $msg)) { 1307 @reply = $cb->($pl, @payload);
937 $pl->ext_reply ($msg->{msgid}, %reply);
938 }
939 } 1308 }
1309
1310 $pl->ext_reply ($reply, @reply)
1311 if $reply;
1312
940 } else { 1313 } else {
941 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1314 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
942 } 1315 }
943 1316
944 cf::override; 1317 cf::override;
945 }, 1318 },
946); 1319);
947 1320
1321# "readahead" all extensions
948sub load_extension { 1322sub cache_extensions {
949 my ($path) = @_; 1323 my $grp = IO::AIO::aio_group;
950 1324
951 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 1325 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
952 my $base = $1; 1326 for (grep /\.ext$/, @{$_[0]}) {
953 my $pkg = $1; 1327 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
954 $pkg =~ s/[^[:word:]]/_/g;
955 $pkg = "ext::$pkg";
956
957 warn "... loading '$path' into '$pkg'\n";
958
959 open my $fh, "<:utf8", $path
960 or die "$path: $!";
961
962 my $source =
963 "package $pkg; use strict; use utf8;\n"
964 . "#line 1 \"$path\"\n{\n"
965 . (do { local $/; <$fh> })
966 . "\n};\n1";
967
968 unless (eval $source) {
969 my $msg = $@ ? "$path: $@\n"
970 : "extension disabled.\n";
971 if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
972 warn $@;
973 warn "mandatory extension failed to load, exiting.\n";
974 exit 1;
975 } 1328 }
976 die $@;
977 } 1329 };
978 1330
979 push @EXTS, $pkg; 1331 $grp
980} 1332}
981 1333
982sub load_extensions { 1334sub load_extensions {
1335 cf::sync_job {
1336 my %todo;
1337
983 for my $ext (<$LIBDIR/*.ext>) { 1338 for my $path (<$LIBDIR/*.ext>) {
984 next unless -r $ext; 1339 next unless -r $path;
985 eval { 1340
986 load_extension $ext; 1341 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
1342 my $base = $1;
1343 my $pkg = $1;
1344 $pkg =~ s/[^[:word:]]/_/g;
1345 $pkg = "ext::$pkg";
1346
1347 open my $fh, "<:utf8", $path
1348 or die "$path: $!";
1349
1350 my $source = do { local $/; <$fh> };
1351
1352 my %ext = (
1353 path => $path,
1354 base => $base,
1355 pkg => $pkg,
1356 );
1357
1358 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1359 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1360
1361 $ext{source} =
1362 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1363 . "#line 1 \"$path\"\n{\n"
1364 . $source
1365 . "\n};\n1";
1366
1367 $todo{$base} = \%ext;
1368 }
1369
1370 my %done;
1371 while (%todo) {
1372 my $progress;
1373
1374 while (my ($k, $v) = each %todo) {
1375 for (split /,\s*/, $v->{meta}{depends}) {
1376 goto skip
1377 unless exists $done{$_};
1378 }
1379
1380 warn "... loading '$k' into '$v->{pkg}'\n";
1381
1382 unless (eval $v->{source}) {
1383 my $msg = $@ ? "$v->{path}: $@\n"
1384 : "$v->{base}: extension inactive.\n";
1385
1386 if (exists $v->{meta}{mandatory}) {
1387 warn $msg;
1388 cf::cleanup "mandatory extension failed to load, exiting.";
1389 }
1390
1391 warn $msg;
1392 }
1393
1394 $done{$k} = delete $todo{$k};
1395 push @EXTS, $v->{pkg};
1396 $progress = 1;
987 1 1397 }
988 } or warn "$ext not loaded: $@"; 1398
1399 skip:
1400 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
1401 unless $progress;
1402 }
989 } 1403 };
990} 1404}
991 1405
992############################################################################# 1406#############################################################################
993 1407
1408=back
1409
994=head2 CORE EXTENSIONS 1410=head2 CORE EXTENSIONS
995 1411
996Functions and methods that extend core crossfire objects. 1412Functions and methods that extend core deliantra objects.
997 1413
998=cut 1414=cut
999 1415
1000package cf::player; 1416package cf::player;
1001 1417
1002use Coro::AIO; 1418use Coro::AIO;
1003 1419
1004=head3 cf::player 1420=head3 cf::player
1005 1421
1006=over 4 1422=over 4
1423
1424=item cf::player::num_playing
1425
1426Returns the official number of playing players, as per the Crossfire metaserver rules.
1427
1428=cut
1429
1430sub num_playing {
1431 scalar grep
1432 $_->ob->map
1433 && !$_->hidden
1434 && !$_->ob->flag (cf::FLAG_WIZ),
1435 cf::player::list
1436}
1007 1437
1008=item cf::player::find $login 1438=item cf::player::find $login
1009 1439
1010Returns the given player object, loading it if necessary (might block). 1440Returns the given player object, loading it if necessary (might block).
1011 1441
… …
1030 1460
1031sub exists($) { 1461sub exists($) {
1032 my ($login) = @_; 1462 my ($login) = @_;
1033 1463
1034 $cf::PLAYER{$login} 1464 $cf::PLAYER{$login}
1035 or cf::sync_job { !aio_stat path $login } 1465 or !aio_stat path $login
1036} 1466}
1037 1467
1038sub find($) { 1468sub find($) {
1039 return $cf::PLAYER{$_[0]} || do { 1469 return $cf::PLAYER{$_[0]} || do {
1040 my $login = $_[0]; 1470 my $login = $_[0];
… …
1047 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1477 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1048 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1478 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1049 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1479 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1050 aio_unlink +(playerdir $login) . "/$login.pl"; 1480 aio_unlink +(playerdir $login) . "/$login.pl";
1051 1481
1052 my $pl = load_pl path $login 1482 my $f = new_from_file cf::object::thawer path $login
1053 or return; 1483 or return;
1484
1485 my $pl = cf::player::load_pl $f
1486 or return;
1487
1488 local $cf::PLAYER_LOADING{$login} = $pl;
1489 $f->resolve_delayed_derefs;
1054 $cf::PLAYER{$login} = $pl 1490 $cf::PLAYER{$login} = $pl
1055 } 1491 }
1056 } 1492 }
1057} 1493}
1058 1494
… …
1067 return if $pl->{deny_save}; 1503 return if $pl->{deny_save};
1068 1504
1069 aio_mkdir playerdir $pl, 0770; 1505 aio_mkdir playerdir $pl, 0770;
1070 $pl->{last_save} = $cf::RUNTIME; 1506 $pl->{last_save} = $cf::RUNTIME;
1071 1507
1508 cf::get_slot 0.01;
1509
1072 $pl->save_pl ($path); 1510 $pl->save_pl ($path);
1073 Coro::cede; 1511 cf::cede_to_tick;
1074} 1512}
1075 1513
1076sub new($) { 1514sub new($) {
1077 my ($login) = @_; 1515 my ($login) = @_;
1078 1516
… …
1084 $cf::PLAYER{$login} = $self; 1522 $cf::PLAYER{$login} = $self;
1085 1523
1086 $self 1524 $self
1087} 1525}
1088 1526
1527=item $player->send_msg ($channel, $msg, $color, [extra...])
1528
1529=cut
1530
1531sub send_msg {
1532 my $ns = shift->ns
1533 or return;
1534 $ns->send_msg (@_);
1535}
1536
1089=item $pl->quit_character 1537=item $pl->quit_character
1090 1538
1091Nukes the player without looking back. If logged in, the connection will 1539Nukes the player without looking back. If logged in, the connection will
1092be destroyed. May block for a long time. 1540be destroyed. May block for a long time.
1093 1541
… …
1097 my ($pl) = @_; 1545 my ($pl) = @_;
1098 1546
1099 my $name = $pl->ob->name; 1547 my $name = $pl->ob->name;
1100 1548
1101 $pl->{deny_save} = 1; 1549 $pl->{deny_save} = 1;
1102 $pl->password ("*"); # this should lock out the player until we nuked the dir 1550 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1103 1551
1104 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1552 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1105 $pl->deactivate; 1553 $pl->deactivate;
1554 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555 $pl->ob->check_score;
1106 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1556 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1107 $pl->ns->destroy if $pl->ns; 1557 $pl->ns->destroy if $pl->ns;
1108 1558
1109 my $path = playerdir $pl; 1559 my $path = playerdir $pl;
1110 my $temp = "$path~$cf::RUNTIME~deleting~"; 1560 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1146 or return []; 1596 or return [];
1147 1597
1148 my @logins; 1598 my @logins;
1149 1599
1150 for my $login (@$dirs) { 1600 for my $login (@$dirs) {
1601 my $path = path $login;
1602
1603 # a .pst is a dead give-away for a valid player
1604 # if no pst file found, open and chekc for blocked users
1605 if (aio_stat "$path.pst") {
1151 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1606 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1152 aio_read $fh, 0, 512, my $buf, 0 or next; 1607 aio_read $fh, 0, 512, my $buf, 0 or next;
1153 $buf !~ /^password -------------$/m or next; # official not-valid tag 1608 $buf !~ /^password -------------$/m or next; # official not-valid tag
1609 }
1154 1610
1155 utf8::decode $login; 1611 utf8::decode $login;
1156 push @logins, $login; 1612 push @logins, $login;
1157 } 1613 }
1158 1614
… …
1185 } 1641 }
1186 1642
1187 \@paths 1643 \@paths
1188} 1644}
1189 1645
1646=item $protocol_xml = $player->expand_cfpod ($cfpod)
1647
1648Expand deliantra pod fragments into protocol xml.
1649
1190=item $player->ext_reply ($msgid, %msg) 1650=item $player->ext_reply ($msgid, @msg)
1191 1651
1192Sends an ext reply to the player. 1652Sends an ext reply to the player.
1193 1653
1194=cut 1654=cut
1195 1655
1196sub ext_reply($$%) { 1656sub ext_reply($$@) {
1197 my ($self, $id, %msg) = @_; 1657 my ($self, $id, @msg) = @_;
1198 1658
1199 $msg{msgid} = $id; 1659 $self->ns->ext_reply ($id, @msg)
1200
1201 $self->send ("ext " . cf::to_json \%msg);
1202} 1660}
1203 1661
1204=item $player->ext_event ($type, %msg) 1662=item $player->ext_msg ($type, @msg)
1205 1663
1206Sends an ext event to the client. 1664Sends an ext event to the client.
1207 1665
1208=cut 1666=cut
1209 1667
1210sub ext_event($$%) { 1668sub ext_msg($$@) {
1211 my ($self, $type, %msg) = @_; 1669 my ($self, $type, @msg) = @_;
1212 1670
1213 $self->ns->ext_event ($type, %msg); 1671 $self->ns->ext_msg ($type, @msg);
1214} 1672}
1215 1673
1216=head3 cf::region 1674=head3 cf::region
1217 1675
1218=over 4 1676=over 4
… …
1221 1679
1222package cf::region; 1680package cf::region;
1223 1681
1224=item cf::region::find_by_path $path 1682=item cf::region::find_by_path $path
1225 1683
1226Tries to decuce the probable region for a map knowing only its path. 1684Tries to decuce the likely region for a map knowing only its path.
1227 1685
1228=cut 1686=cut
1229 1687
1230sub find_by_path($) { 1688sub find_by_path($) {
1231 my ($path) = @_; 1689 my ($path) = @_;
1232 1690
1233 my ($match, $specificity); 1691 my ($match, $specificity);
1234 1692
1235 for my $region (list) { 1693 for my $region (list) {
1236 if ($region->match && $path =~ $region->match) { 1694 if ($region->{match} && $path =~ $region->{match}) {
1237 ($match, $specificity) = ($region, $region->specificity) 1695 ($match, $specificity) = ($region, $region->specificity)
1238 if $region->specificity > $specificity; 1696 if $region->specificity > $specificity;
1239 } 1697 }
1240 } 1698 }
1241 1699
… …
1262our $MAX_RESET = 3600; 1720our $MAX_RESET = 3600;
1263our $DEFAULT_RESET = 3000; 1721our $DEFAULT_RESET = 3000;
1264 1722
1265sub generate_random_map { 1723sub generate_random_map {
1266 my ($self, $rmp) = @_; 1724 my ($self, $rmp) = @_;
1725
1726 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727
1267 # mit "rum" bekleckern, nicht 1728 # mit "rum" bekleckern, nicht
1268 $self->_create_random_map ( 1729 $self->_create_random_map (
1269 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1730 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1270 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1731 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1271 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1732 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1361 $self->init; # pass $1 etc. 1822 $self->init; # pass $1 etc.
1362 return $self; 1823 return $self;
1363 } 1824 }
1364 } 1825 }
1365 1826
1366 Carp::carp "unable to resolve path '$path' (base '$base')."; 1827 Carp::cluck "unable to resolve path '$path' (base '$base').";
1367 () 1828 ()
1368} 1829}
1369 1830
1370sub init { 1831sub init {
1371 my ($self) = @_; 1832 my ($self) = @_;
… …
1393 1854
1394# the temporary/swap location 1855# the temporary/swap location
1395sub save_path { 1856sub save_path {
1396 my ($self) = @_; 1857 my ($self) = @_;
1397 1858
1398 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1859 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1399 "$TMPDIR/$path.map" 1860 "$TMPDIR/$path.map"
1400} 1861}
1401 1862
1402# the unique path, undef == no special unique path 1863# the unique path, undef == no special unique path
1403sub uniq_path { 1864sub uniq_path {
1404 my ($self) = @_; 1865 my ($self) = @_;
1405 1866
1406 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1867 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1407 "$UNIQUEDIR/$path" 1868 "$UNIQUEDIR/$path"
1408}
1409
1410# and all this just because we cannot iterate over
1411# all maps in C++...
1412sub change_all_map_light {
1413 my ($change) = @_;
1414
1415 $_->change_map_light ($change)
1416 for grep $_->outdoor, values %cf::MAP;
1417} 1869}
1418 1870
1419sub decay_objects { 1871sub decay_objects {
1420 my ($self) = @_; 1872 my ($self) = @_;
1421 1873
… …
1434 1886
1435sub load_header_from($) { 1887sub load_header_from($) {
1436 my ($self, $path) = @_; 1888 my ($self, $path) = @_;
1437 1889
1438 utf8::encode $path; 1890 utf8::encode $path;
1439 #aio_open $path, O_RDONLY, 0 1891 my $f = new_from_file cf::object::thawer $path
1440 # or return;
1441
1442 $self->_load_header ($path)
1443 or return; 1892 or return;
1893
1894 $self->_load_header ($f)
1895 or return;
1896
1897 local $MAP_LOADING{$self->{path}} = $self;
1898 $f->resolve_delayed_derefs;
1444 1899
1445 $self->{load_path} = $path; 1900 $self->{load_path} = $path;
1446 1901
1447 1 1902 1
1448} 1903}
… …
1502sub find { 1957sub find {
1503 my ($path, $origin) = @_; 1958 my ($path, $origin) = @_;
1504 1959
1505 $path = normalise $path, $origin && $origin->path; 1960 $path = normalise $path, $origin && $origin->path;
1506 1961
1962 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1507 cf::lock_wait "map_find:$path"; 1963 my $guard2 = cf::lock_acquire "map_find:$path";
1508 1964
1509 $cf::MAP{$path} || do { 1965 $cf::MAP{$path} || do {
1510 my $guard = cf::lock_acquire "map_find:$path";
1511 my $map = new_from_path cf::map $path 1966 my $map = new_from_path cf::map $path
1512 or return; 1967 or return;
1513 1968
1514 $map->{last_save} = $cf::RUNTIME; 1969 $map->{last_save} = $cf::RUNTIME;
1515 1970
… …
1517 or return; 1972 or return;
1518 1973
1519 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1974 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1520 # doing this can freeze the server in a sync job, obviously 1975 # doing this can freeze the server in a sync job, obviously
1521 #$cf::WAIT_FOR_TICK->wait; 1976 #$cf::WAIT_FOR_TICK->wait;
1977 undef $guard2;
1978 undef $guard1;
1522 $map->reset; 1979 $map->reset;
1523 undef $guard;
1524 return find $path; 1980 return find $path;
1525 } 1981 }
1526 1982
1527 $cf::MAP{$path} = $map 1983 $cf::MAP{$path} = $map
1528 } 1984 }
… …
1537 local $self->{deny_reset} = 1; # loading can take a long time 1993 local $self->{deny_reset} = 1; # loading can take a long time
1538 1994
1539 my $path = $self->{path}; 1995 my $path = $self->{path};
1540 1996
1541 { 1997 {
1542 my $guard = cf::lock_acquire "map_load:$path"; 1998 my $guard = cf::lock_acquire "map_data:$path";
1543 1999
2000 return unless $self->valid;
1544 return if $self->in_memory != cf::MAP_SWAPPED; 2001 return unless $self->in_memory == cf::MAP_SWAPPED;
1545 2002
1546 $self->in_memory (cf::MAP_LOADING); 2003 $self->in_memory (cf::MAP_LOADING);
1547 2004
1548 $self->alloc; 2005 $self->alloc;
1549 2006
1550 $self->pre_load; 2007 $self->pre_load;
1551 Coro::cede; 2008 cf::cede_to_tick;
1552 2009
2010 my $f = new_from_file cf::object::thawer $self->{load_path};
2011 $f->skip_block;
1553 $self->_load_objects ($self->{load_path}, 1) 2012 $self->_load_objects ($f)
1554 or return; 2013 or return;
1555 2014
1556 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2015 $self->post_load_original
1557 if delete $self->{load_original}; 2016 if delete $self->{load_original};
1558 2017
1559 if (my $uniq = $self->uniq_path) { 2018 if (my $uniq = $self->uniq_path) {
1560 utf8::encode $uniq; 2019 utf8::encode $uniq;
1561 if (aio_open $uniq, O_RDONLY, 0) { 2020 unless (aio_stat $uniq) {
2021 if (my $f = new_from_file cf::object::thawer $uniq) {
1562 $self->clear_unique_items; 2022 $self->clear_unique_items;
1563 $self->_load_objects ($uniq, 0); 2023 $self->_load_objects ($f);
2024 $f->resolve_delayed_derefs;
2025 }
1564 } 2026 }
1565 } 2027 }
1566 2028
1567 Coro::cede; 2029 $f->resolve_delayed_derefs;
2030
2031 cf::cede_to_tick;
1568 # now do the right thing for maps 2032 # now do the right thing for maps
1569 $self->link_multipart_objects; 2033 $self->link_multipart_objects;
1570 $self->difficulty ($self->estimate_difficulty) 2034 $self->difficulty ($self->estimate_difficulty)
1571 unless $self->difficulty; 2035 unless $self->difficulty;
1572 Coro::cede; 2036 cf::cede_to_tick;
1573 2037
1574 unless ($self->{deny_activate}) { 2038 unless ($self->{deny_activate}) {
1575 $self->decay_objects; 2039 $self->decay_objects;
1576 $self->fix_auto_apply; 2040 $self->fix_auto_apply;
1577 $self->update_buttons; 2041 $self->update_buttons;
1578 Coro::cede; 2042 cf::cede_to_tick;
1579 $self->set_darkness_map;
1580 Coro::cede;
1581 $self->activate; 2043 $self->activate;
1582 } 2044 }
1583 2045
2046 $self->{last_save} = $cf::RUNTIME;
2047 $self->last_access ($cf::RUNTIME);
2048
1584 $self->in_memory (cf::MAP_IN_MEMORY); 2049 $self->in_memory (cf::MAP_ACTIVE);
1585 } 2050 }
1586 2051
1587 $self->post_load; 2052 $self->post_load;
1588} 2053}
1589 2054
… …
1598 2063
1599 $self 2064 $self
1600} 2065}
1601 2066
1602# find and load all maps in the 3x3 area around a map 2067# find and load all maps in the 3x3 area around a map
1603sub load_diag { 2068sub load_neighbours {
1604 my ($map) = @_; 2069 my ($map) = @_;
1605 2070
1606 my @diag; # diagonal neighbours 2071 my @neigh; # diagonal neighbours
1607 2072
1608 for (0 .. 3) { 2073 for (0 .. 3) {
1609 my $neigh = $map->tile_path ($_) 2074 my $neigh = $map->tile_path ($_)
1610 or next; 2075 or next;
1611 $neigh = find $neigh, $map 2076 $neigh = find $neigh, $map
1612 or next; 2077 or next;
1613 $neigh->load; 2078 $neigh->load;
1614 2079
2080 push @neigh,
1615 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2081 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1616 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2082 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1617 } 2083 }
1618 2084
1619 for (@diag) { 2085 for (grep defined $_->[0], @neigh) {
2086 my ($path, $origin) = @$_;
1620 my $neigh = find @$_ 2087 my $neigh = find $path, $origin
1621 or next; 2088 or next;
1622 $neigh->load; 2089 $neigh->load;
1623 } 2090 }
1624} 2091}
1625 2092
… …
1630} 2097}
1631 2098
1632sub do_load_sync { 2099sub do_load_sync {
1633 my ($map) = @_; 2100 my ($map) = @_;
1634 2101
2102 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2103 if $Coro::current == $Coro::main;
2104
1635 cf::sync_job { $map->load }; 2105 cf::sync_job { $map->load };
1636} 2106}
1637 2107
1638our %MAP_PREFETCH; 2108our %MAP_PREFETCH;
1639our $MAP_PREFETCHER = undef; 2109our $MAP_PREFETCHER = undef;
1640 2110
1641sub find_async { 2111sub find_async {
1642 my ($path, $origin) = @_; 2112 my ($path, $origin, $load) = @_;
1643 2113
1644 $path = normalise $path, $origin && $origin->{path}; 2114 $path = normalise $path, $origin && $origin->{path};
1645 2115
1646 if (my $map = $cf::MAP{$path}) { 2116 if (my $map = $cf::MAP{$path}) {
1647 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2117 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1648 } 2118 }
1649 2119
1650 undef $MAP_PREFETCH{$path}; 2120 $MAP_PREFETCH{$path} |= $load;
2121
1651 $MAP_PREFETCHER ||= cf::async { 2122 $MAP_PREFETCHER ||= cf::async {
2123 $Coro::current->{desc} = "map prefetcher";
2124
1652 while (%MAP_PREFETCH) { 2125 while (%MAP_PREFETCH) {
1653 for my $path (keys %MAP_PREFETCH) { 2126 while (my ($k, $v) = each %MAP_PREFETCH) {
1654 my $map = find $path 2127 if (my $map = find $k) {
1655 or next;
1656 $map->load; 2128 $map->load if $v;
2129 }
1657 2130
1658 delete $MAP_PREFETCH{$path}; 2131 delete $MAP_PREFETCH{$k};
1659 } 2132 }
1660 } 2133 }
1661 undef $MAP_PREFETCHER; 2134 undef $MAP_PREFETCHER;
1662 }; 2135 };
1663 $MAP_PREFETCHER->prio (6); 2136 $MAP_PREFETCHER->prio (6);
… …
1666} 2139}
1667 2140
1668sub save { 2141sub save {
1669 my ($self) = @_; 2142 my ($self) = @_;
1670 2143
1671 my $lock = cf::lock_acquire "map_data:" . $self->path; 2144 my $lock = cf::lock_acquire "map_data:$self->{path}";
1672 2145
1673 $self->{last_save} = $cf::RUNTIME; 2146 $self->{last_save} = $cf::RUNTIME;
1674 2147
1675 return unless $self->dirty; 2148 return unless $self->dirty;
1676 2149
… …
1682 return if $self->{deny_save}; 2155 return if $self->{deny_save};
1683 2156
1684 local $self->{last_access} = $self->last_access;#d# 2157 local $self->{last_access} = $self->last_access;#d#
1685 2158
1686 cf::async { 2159 cf::async {
2160 $Coro::current->{desc} = "map player save";
1687 $_->contr->save for $self->players; 2161 $_->contr->save for $self->players;
1688 }; 2162 };
2163
2164 cf::get_slot 0.02;
1689 2165
1690 if ($uniq) { 2166 if ($uniq) {
1691 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2167 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1692 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2168 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1693 } else { 2169 } else {
… …
1699 my ($self) = @_; 2175 my ($self) = @_;
1700 2176
1701 # save first because save cedes 2177 # save first because save cedes
1702 $self->save; 2178 $self->save;
1703 2179
1704 my $lock = cf::lock_acquire "map_data:" . $self->path; 2180 my $lock = cf::lock_acquire "map_data:$self->{path}";
1705 2181
1706 return if $self->players; 2182 return if $self->players;
1707 return if $self->in_memory != cf::MAP_IN_MEMORY; 2183 return if $self->in_memory != cf::MAP_ACTIVE;
1708 return if $self->{deny_save}; 2184 return if $self->{deny_save};
1709 2185
2186 $self->in_memory (cf::MAP_SWAPPED);
2187
2188 $self->deactivate;
2189 $_->clear_links_to ($self) for values %cf::MAP;
1710 $self->clear; 2190 $self->clear;
1711 $self->in_memory (cf::MAP_SWAPPED);
1712} 2191}
1713 2192
1714sub reset_at { 2193sub reset_at {
1715 my ($self) = @_; 2194 my ($self) = @_;
1716 2195
… …
1748 if $uniq; 2227 if $uniq;
1749 } 2228 }
1750 2229
1751 delete $cf::MAP{$self->path}; 2230 delete $cf::MAP{$self->path};
1752 2231
2232 $self->deactivate;
2233 $_->clear_links_to ($self) for values %cf::MAP;
1753 $self->clear; 2234 $self->clear;
1754
1755 $_->clear_links_to ($self) for values %cf::MAP;
1756 2235
1757 $self->unlink_save; 2236 $self->unlink_save;
1758 $self->destroy; 2237 $self->destroy;
1759} 2238}
1760 2239
1761my $nuke_counter = "aaaa"; 2240my $nuke_counter = "aaaa";
1762 2241
1763sub nuke { 2242sub nuke {
1764 my ($self) = @_; 2243 my ($self) = @_;
1765 2244
2245 {
2246 my $lock = cf::lock_acquire "map_data:$self->{path}";
2247
1766 delete $cf::MAP{$self->path}; 2248 delete $cf::MAP{$self->path};
1767 2249
1768 $self->unlink_save; 2250 $self->unlink_save;
1769 2251
1770 bless $self, "cf::map"; 2252 bless $self, "cf::map";
1771 delete $self->{deny_reset}; 2253 delete $self->{deny_reset};
1772 $self->{deny_save} = 1; 2254 $self->{deny_save} = 1;
1773 $self->reset_timeout (1); 2255 $self->reset_timeout (1);
1774 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2256 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1775 2257
1776 $cf::MAP{$self->path} = $self; 2258 $cf::MAP{$self->path} = $self;
2259 }
1777 2260
1778 $self->reset; # polite request, might not happen 2261 $self->reset; # polite request, might not happen
1779} 2262}
1780 2263
1781=item $maps = cf::map::tmp_maps 2264=item $maps = cf::map::tmp_maps
… …
1823 2306
1824sub unique_maps() { 2307sub unique_maps() {
1825 [ 2308 [
1826 map { 2309 map {
1827 utf8::decode $_; 2310 utf8::decode $_;
1828 /\.map$/ 2311 s/\.map$//; # TODO future compatibility hack
2312 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2313 ? ()
1829 ? normalise $_ 2314 : normalise $_
1830 : ()
1831 } @{ aio_readdir $UNIQUEDIR or [] } 2315 } @{ aio_readdir $UNIQUEDIR or [] }
1832 ] 2316 ]
1833} 2317}
1834 2318
1835package cf;
1836
1837=back 2319=back
1838 2320
1839=head3 cf::object 2321=head3 cf::object
1840 2322
1841=cut 2323=cut
… …
1844 2326
1845=over 4 2327=over 4
1846 2328
1847=item $ob->inv_recursive 2329=item $ob->inv_recursive
1848 2330
1849Returns the inventory of the object _and_ their inventories, recursively. 2331Returns the inventory of the object I<and> their inventories, recursively,
2332but I<not> the object itself.
1850 2333
1851=cut 2334=cut
1852 2335
1853sub inv_recursive_; 2336sub inv_recursive_;
1854sub inv_recursive_ { 2337sub inv_recursive_ {
… …
1857 2340
1858sub inv_recursive { 2341sub inv_recursive {
1859 inv_recursive_ inv $_[0] 2342 inv_recursive_ inv $_[0]
1860} 2343}
1861 2344
2345=item $ref = $ob->ref
2346
2347Creates and returns a persistent reference to an object that can be stored as a string.
2348
2349=item $ob = cf::object::deref ($refstring)
2350
2351returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2352even if the object actually exists. May block.
2353
2354=cut
2355
2356sub deref {
2357 my ($ref) = @_;
2358
2359 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2360 my ($uuid, $name) = ($1, $2);
2361 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2362 or return;
2363 $pl->ob->uuid eq $uuid
2364 or return;
2365
2366 $pl->ob
2367 } else {
2368 warn "$ref: cannot resolve object reference\n";
2369 undef
2370 }
2371}
2372
1862package cf; 2373package cf;
1863 2374
1864=back 2375=back
1865 2376
1866=head3 cf::object::player 2377=head3 cf::object::player
… …
1872Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2383Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
1873can be C<undef>. Does the right thing when the player is currently in a 2384can be C<undef>. Does the right thing when the player is currently in a
1874dialogue with the given NPC character. 2385dialogue with the given NPC character.
1875 2386
1876=cut 2387=cut
2388
2389our $SAY_CHANNEL = {
2390 id => "say",
2391 title => "Map",
2392 reply => "say ",
2393 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2394};
2395
2396our $CHAT_CHANNEL = {
2397 id => "chat",
2398 title => "Chat",
2399 reply => "chat ",
2400 tooltip => "Player chat and shouts, global to the server.",
2401};
1877 2402
1878# rough implementation of a future "reply" method that works 2403# rough implementation of a future "reply" method that works
1879# with dialog boxes. 2404# with dialog boxes.
1880#TODO: the first argument must go, split into a $npc->reply_to ( method 2405#TODO: the first argument must go, split into a $npc->reply_to ( method
1881sub cf::object::player::reply($$$;$) { 2406sub cf::object::player::reply($$$;$) {
… …
1883 2408
1884 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4; 2409 $flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1885 2410
1886 if ($self->{record_replies}) { 2411 if ($self->{record_replies}) {
1887 push @{ $self->{record_replies} }, [$npc, $msg, $flags]; 2412 push @{ $self->{record_replies} }, [$npc, $msg, $flags];
2413
1888 } 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 {
1889 $msg = $npc->name . " says: $msg" if $npc; 2422 $msg = $npc->name . " says: $msg" if $npc;
1890 $self->message ($msg, $flags); 2423 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424 }
1891 } 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 (@_);
1892} 2436}
1893 2437
1894=item $player_object->may ("access") 2438=item $player_object->may ("access")
1895 2439
1896Returns wether the given player is authorized to access resource "access" 2440Returns wether the given player is authorized to access resource "access"
… …
1909 2453
1910=item $player_object->enter_link 2454=item $player_object->enter_link
1911 2455
1912Freezes the player and moves him/her to a special map (C<{link}>). 2456Freezes the player and moves him/her to a special map (C<{link}>).
1913 2457
1914The player should be reasonably safe there for short amounts of time. You 2458The player should be reasonably safe there for short amounts of time (e.g.
1915I<MUST> call C<leave_link> as soon as possible, though. 2459for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460though, as the palyer cannot control the character while it is on the link
2461map.
1916 2462
1917Will never block. 2463Will never block.
1918 2464
1919=item $player_object->leave_link ($map, $x, $y) 2465=item $player_object->leave_link ($map, $x, $y)
1920 2466
… …
1975 # use -1 or undef as default coordinates, not 0, 0 2521 # use -1 or undef as default coordinates, not 0, 0
1976 ($x, $y) = ($map->enter_x, $map->enter_y) 2522 ($x, $y) = ($map->enter_x, $map->enter_y)
1977 if $x <=0 && $y <= 0; 2523 if $x <=0 && $y <= 0;
1978 2524
1979 $map->load; 2525 $map->load;
1980 $map->load_diag; 2526 $map->load_neighbours;
1981 2527
1982 return unless $self->contr->active; 2528 return unless $self->contr->active;
2529 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
1983 $self->activate_recursive; 2530 $self->activate_recursive;
1984 2531
1985 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2532 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1986 $self->enter_map ($map, $x, $y); 2533 $self->enter_map ($map, $x, $y);
1987} 2534}
1988 2535
1989=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2536=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1990 2537
1991Moves the player to the given map-path and coordinates by first freezing 2538Moves the player to the given map-path and coordinates by first freezing
1992her, loading and preparing them map, calling the provided $check callback 2539her, loading and preparing them map, calling the provided $check callback
1993that has to return the map if sucecssful, and then unfreezes the player on 2540that has to return the map if sucecssful, and then unfreezes the player on
1994the new (success) or old (failed) map position. 2541the new (success) or old (failed) map position. In either case, $done will
2542be called at the end of this process.
2543
2544Note that $check will be called with a potentially non-loaded map, so if
2545it needs a loaded map it has to call C<< ->load >>.
1995 2546
1996=cut 2547=cut
1997 2548
1998our $GOTOGEN; 2549our $GOTOGEN;
1999 2550
2000sub cf::object::player::goto { 2551sub cf::object::player::goto {
2001 my ($self, $path, $x, $y, $check) = @_; 2552 my ($self, $path, $x, $y, $check, $done) = @_;
2002 2553
2003 # do generation counting so two concurrent goto's will be executed in-order 2554 # do generation counting so two concurrent goto's will be executed in-order
2004 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2555 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2005 2556
2006 $self->enter_link; 2557 $self->enter_link;
2007 2558
2008 (async { 2559 (async {
2560 $Coro::current->{desc} = "player::goto $path $x $y";
2561
2562 # *tag paths override both path and x|y
2563 if ($path =~ /^\*(.*)$/) {
2564 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2565 my $ob = $obs[rand @obs];
2566
2567 # see if we actually can go there
2568 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2569 $ob = $obs[rand @obs];
2570 } else {
2571 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2572 }
2573 # else put us there anyways for now #d#
2574
2575 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2576 } else {
2577 ($path, $x, $y) = (undef, undef, undef);
2578 }
2579 }
2580
2009 my $map = eval { 2581 my $map = eval {
2010 my $map = cf::map::find $path; 2582 my $map = defined $path ? cf::map::find $path : undef;
2011 2583
2012 if ($map) { 2584 if ($map) {
2013 $map = $map->customise_for ($self); 2585 $map = $map->customise_for ($self);
2014 $map = $check->($map) if $check && $map; 2586 $map = $check->($map) if $check && $map;
2015 } else { 2587 } else {
2016 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2588 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2017 } 2589 }
2018 2590
2019 $map 2591 $map
2020 }; 2592 };
2021 2593
… …
2026 2598
2027 if ($gen == $self->{_goto_generation}) { 2599 if ($gen == $self->{_goto_generation}) {
2028 delete $self->{_goto_generation}; 2600 delete $self->{_goto_generation};
2029 $self->leave_link ($map, $x, $y); 2601 $self->leave_link ($map, $x, $y);
2030 } 2602 }
2603
2604 $done->() if $done;
2031 })->prio (1); 2605 })->prio (1);
2032} 2606}
2033 2607
2034=item $player_object->enter_exit ($exit_object) 2608=item $player_object->enter_exit ($exit_object)
2035 2609
… …
2055} 2629}
2056 2630
2057sub prepare_random_map { 2631sub prepare_random_map {
2058 my ($exit) = @_; 2632 my ($exit) = @_;
2059 2633
2060 my $guard = cf::lock_acquire "exit_prepare:$exit";
2061
2062 # all this does is basically replace the /! path by 2634 # all this does is basically replace the /! path by
2063 # a new random map path (?random/...) with a seed 2635 # a new random map path (?random/...) with a seed
2064 # that depends on the exit object 2636 # that depends on the exit object
2065 2637
2066 my $rmp = parse_random_map_params $exit->msg; 2638 my $rmp = parse_random_map_params $exit->msg;
… …
2068 if ($exit->map) { 2640 if ($exit->map) {
2069 $rmp->{region} = $exit->region->name; 2641 $rmp->{region} = $exit->region->name;
2070 $rmp->{origin_map} = $exit->map->path; 2642 $rmp->{origin_map} = $exit->map->path;
2071 $rmp->{origin_x} = $exit->x; 2643 $rmp->{origin_x} = $exit->x;
2072 $rmp->{origin_y} = $exit->y; 2644 $rmp->{origin_y} = $exit->y;
2645
2646 $exit->map->touch;
2073 } 2647 }
2074 2648
2075 $rmp->{random_seed} ||= $exit->random_seed; 2649 $rmp->{random_seed} ||= $exit->random_seed;
2076 2650
2077 my $data = cf::to_json $rmp; 2651 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2078 my $md5 = Digest::MD5::md5_hex $data; 2652 my $md5 = Digest::MD5::md5_hex $data;
2079 my $meta = "$RANDOMDIR/$md5.meta"; 2653 my $meta = "$RANDOMDIR/$md5.meta";
2080 2654
2081 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2655 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2082 aio_write $fh, 0, (length $data), $data, 0; 2656 aio_write $fh, 0, (length $data), $data, 0;
2083 undef $fh; 2657 undef $fh;
2084 aio_rename "$meta~", $meta; 2658 aio_rename "$meta~", $meta;
2085 2659
2660 my $slaying = "?random/$md5";
2661
2662 if ($exit->valid) {
2086 $exit->slaying ("?random/$md5"); 2663 $exit->slaying ("?random/$md5");
2087 $exit->msg (undef); 2664 $exit->msg (undef);
2665 }
2088 } 2666 }
2089} 2667}
2090 2668
2091sub cf::object::player::enter_exit { 2669sub cf::object::player::enter_exit {
2092 my ($self, $exit) = @_; 2670 my ($self, $exit) = @_;
2093 2671
2094 return unless $self->type == cf::PLAYER; 2672 return unless $self->type == cf::PLAYER;
2095 2673
2096 if ($exit->slaying eq "/!") {
2097 #TODO: this should de-fi-ni-te-ly not be a sync-job
2098 # the problem is that $exit might not survive long enough
2099 # so it needs to be done right now, right here
2100 cf::sync_job { prepare_random_map $exit };
2101 }
2102
2103 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2104 my $hp = $exit->stats->hp;
2105 my $sp = $exit->stats->sp;
2106
2107 $self->enter_link; 2674 $self->enter_link;
2108 2675
2109 (async { 2676 (async {
2110 $self->deactivate_recursive; # just to be sure 2677 $Coro::current->{desc} = "enter_exit";
2678
2111 unless (eval { 2679 unless (eval {
2680 $self->deactivate_recursive; # just to be sure
2681
2682 # random map handling
2683 {
2684 my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686 prepare_random_map $exit
2687 if $exit->slaying eq "/!";
2688 }
2689
2690 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2691 my $x = $exit->stats->hp;
2692 my $y = $exit->stats->sp;
2693
2112 $self->goto ($slaying, $hp, $sp); 2694 $self->goto ($map, $x, $y);
2113 2695
2696 # if exit is damned, update players death & WoR home-position
2697 $self->contr->savebed ($map, $x, $y)
2698 if $exit->flag (cf::FLAG_DAMNED);
2699
2114 1; 2700 1
2115 }) { 2701 }) {
2116 $self->message ("Something went wrong deep within the crossfire server. " 2702 $self->message ("Something went wrong deep within the deliantra server. "
2117 . "I'll try to bring you back to the map you were before. " 2703 . "I'll try to bring you back to the map you were before. "
2118 . "Please report this to the dungeon master!", 2704 . "Please report this to the dungeon master!",
2119 cf::NDI_UNIQUE | cf::NDI_RED); 2705 cf::NDI_UNIQUE | cf::NDI_RED);
2120 2706
2121 warn "ERROR in enter_exit: $@"; 2707 warn "ERROR in enter_exit: $@";
… …
2140 2726
2141 utf8::encode $text; 2727 utf8::encode $text;
2142 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2728 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2143} 2729}
2144 2730
2731=item $client->send_msg ($channel, $msg, $color, [extra...])
2732
2733Send a drawinfo or msg packet to the client, formatting the msg for the
2734client if neccessary. C<$type> should be a string identifying the type of
2735the message, with C<log> being the default. If C<$color> is negative, suppress
2736the message unless the client supports the msg packet.
2737
2738=cut
2739
2740# non-persistent channels (usually the info channel)
2741our %CHANNEL = (
2742 "c/identify" => {
2743 id => "infobox",
2744 title => "Identify",
2745 reply => undef,
2746 tooltip => "Items recently identified",
2747 },
2748 "c/examine" => {
2749 id => "infobox",
2750 title => "Examine",
2751 reply => undef,
2752 tooltip => "Signs and other items you examined",
2753 },
2754 "c/book" => {
2755 id => "infobox",
2756 title => "Book",
2757 reply => undef,
2758 tooltip => "The contents of a note or book",
2759 },
2760 "c/lookat" => {
2761 id => "infobox",
2762 title => "Look",
2763 reply => undef,
2764 tooltip => "What you saw there",
2765 },
2766 "c/who" => {
2767 id => "infobox",
2768 title => "Players",
2769 reply => undef,
2770 tooltip => "Shows players who are currently online",
2771 },
2772 "c/body" => {
2773 id => "infobox",
2774 title => "Body Parts",
2775 reply => undef,
2776 tooltip => "Shows which body parts you posess and are available",
2777 },
2778 "c/statistics" => {
2779 id => "infobox",
2780 title => "Statistics",
2781 reply => undef,
2782 tooltip => "Shows your primary statistics",
2783 },
2784 "c/skills" => {
2785 id => "infobox",
2786 title => "Skills",
2787 reply => undef,
2788 tooltip => "Shows your experience per skill and item power",
2789 },
2790 "c/resistances" => {
2791 id => "infobox",
2792 title => "Resistances",
2793 reply => undef,
2794 tooltip => "Shows your resistances",
2795 },
2796 "c/pets" => {
2797 id => "infobox",
2798 title => "Pets",
2799 reply => undef,
2800 tooltip => "Shows information abotu your pets/a specific pet",
2801 },
2802 "c/uptime" => {
2803 id => "infobox",
2804 title => "Uptime",
2805 reply => undef,
2806 tooltip => "How long the server has been running since last restart",
2807 },
2808 "c/mapinfo" => {
2809 id => "infobox",
2810 title => "Map Info",
2811 reply => undef,
2812 tooltip => "Information related to the maps",
2813 },
2814 "c/party" => {
2815 id => "party",
2816 title => "Party",
2817 reply => "gsay ",
2818 tooltip => "Messages and chat related to your party",
2819 },
2820 "c/death" => {
2821 id => "death",
2822 title => "Death",
2823 reply => undef,
2824 tooltip => "Reason for and more info about your most recent death",
2825 },
2826 "c/say" => $SAY_CHANNEL,
2827 "c/chat" => $CHAT_CHANNEL,
2828);
2829
2830sub cf::client::send_msg {
2831 my ($self, $channel, $msg, $color, @extra) = @_;
2832
2833 $msg = $self->pl->expand_cfpod ($msg)
2834 unless $color & cf::NDI_VERBATIM;
2835
2836 $color &= cf::NDI_CLIENT_MASK; # just in case...
2837
2838 # check predefined channels, for the benefit of C
2839 if ($CHANNEL{$channel}) {
2840 $channel = $CHANNEL{$channel};
2841
2842 $self->ext_msg (channel_info => $channel);
2843 $channel = $channel->{id};
2844
2845 } elsif (ref $channel) {
2846 # send meta info to client, if not yet sent
2847 unless (exists $self->{channel}{$channel->{id}}) {
2848 $self->{channel}{$channel->{id}} = $channel;
2849 $self->ext_msg (channel_info => $channel);
2850 }
2851
2852 $channel = $channel->{id};
2853 }
2854
2855 return unless @extra || length $msg;
2856
2857 # default colour, mask it out
2858 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2859 if $color & cf::NDI_DEF;
2860
2861 my $pkt = "msg "
2862 . $self->{json_coder}->encode (
2863 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864 );
2865
2866 # try lzf for large packets
2867 $pkt = "lzf " . Compress::LZF::compress $pkt
2868 if 1024 <= length $pkt and $self->{can_lzf};
2869
2870 # split very large packets
2871 if (8192 < length $pkt and $self->{can_lzf}) {
2872 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2873 $pkt = "frag";
2874 }
2875
2876 $self->send_packet ($pkt);
2877}
2878
2145=item $client->ext_event ($type, %msg) 2879=item $client->ext_msg ($type, @msg)
2146 2880
2147Sends an exti event to the client. 2881Sends an ext event to the client.
2148 2882
2149=cut 2883=cut
2150 2884
2151sub cf::client::ext_event($$%) { 2885sub cf::client::ext_msg($$@) {
2152 my ($self, $type, %msg) = @_; 2886 my ($self, $type, @msg) = @_;
2153 2887
2888 if ($self->extcmd == 2) {
2889 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2890 } elsif ($self->extcmd == 1) { # TODO: remove
2154 $msg{msgtype} = "event_$type"; 2891 push @msg, msgtype => "event_$type";
2155 $self->send_packet ("ext " . cf::to_json \%msg); 2892 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2893 }
2894}
2895
2896=item $client->ext_reply ($msgid, @msg)
2897
2898Sends an ext reply to the client.
2899
2900=cut
2901
2902sub cf::client::ext_reply($$@) {
2903 my ($self, $id, @msg) = @_;
2904
2905 if ($self->extcmd == 2) {
2906 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2907 } elsif ($self->extcmd == 1) {
2908 #TODO: version 1, remove
2909 unshift @msg, msgtype => "reply", msgid => $id;
2910 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911 }
2156} 2912}
2157 2913
2158=item $success = $client->query ($flags, "text", \&cb) 2914=item $success = $client->query ($flags, "text", \&cb)
2159 2915
2160Queues a query to the client, calling the given callback with 2916Queues a query to the client, calling the given callback with
2161the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2917the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2162C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2918C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2163 2919
2164Queries can fail, so check the return code. Or don't, as queries will become 2920Queries can fail, so check the return code. Or don't, as queries will
2165reliable at some point in the future. 2921become reliable at some point in the future.
2166 2922
2167=cut 2923=cut
2168 2924
2169sub cf::client::query { 2925sub cf::client::query {
2170 my ($self, $flags, $text, $cb) = @_; 2926 my ($self, $flags, $text, $cb) = @_;
… …
2178 utf8::encode $text; 2934 utf8::encode $text;
2179 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2935 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2180 2936
2181 $self->send_packet ($self->{query_queue}[0][0]) 2937 $self->send_packet ($self->{query_queue}[0][0])
2182 if @{ $self->{query_queue} } == 1; 2938 if @{ $self->{query_queue} } == 1;
2939
2940 1
2183} 2941}
2184 2942
2185cf::client->attach ( 2943cf::client->attach (
2944 on_connect => sub {
2945 my ($ns) = @_;
2946
2947 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2948 },
2186 on_reply => sub { 2949 on_reply => sub {
2187 my ($ns, $msg) = @_; 2950 my ($ns, $msg) = @_;
2188 2951
2189 # this weird shuffling is so that direct followup queries 2952 # this weird shuffling is so that direct followup queries
2190 # get handled first 2953 # get handled first
… …
2202 } else { 2965 } else {
2203 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2966 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2204 } 2967 }
2205 } 2968 }
2206 }, 2969 },
2970 on_exticmd => sub {
2971 my ($ns, $buf) = @_;
2972
2973 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2974
2975 if (ref $msg) {
2976 my ($type, $reply, @payload) =
2977 "ARRAY" eq ref $msg
2978 ? @$msg
2979 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2980
2981 my @reply;
2982
2983 if (my $cb = $EXTICMD{$type}) {
2984 @reply = $cb->($ns, @payload);
2985 }
2986
2987 $ns->ext_reply ($reply, @reply)
2988 if $reply;
2989
2990 } else {
2991 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2992 }
2993
2994 cf::override;
2995 },
2207); 2996);
2208 2997
2209=item $client->async (\&cb) 2998=item $client->async (\&cb)
2210 2999
2211Create a new coroutine, running the specified callback. The coroutine will 3000Create a new coroutine, running the specified callback. The coroutine will
… …
2252our $safe = new Safe "safe"; 3041our $safe = new Safe "safe";
2253our $safe_hole = new Safe::Hole; 3042our $safe_hole = new Safe::Hole;
2254 3043
2255$SIG{FPE} = 'IGNORE'; 3044$SIG{FPE} = 'IGNORE';
2256 3045
2257$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3046$safe->permit_only (Opcode::opset qw(
3047 :base_core :base_mem :base_orig :base_math
3048 grepstart grepwhile mapstart mapwhile
3049 sort time
3050));
2258 3051
2259# here we export the classes and methods available to script code 3052# here we export the classes and methods available to script code
2260 3053
2261=pod 3054=pod
2262 3055
2263The following functions and methods are available within a safe environment: 3056The following functions and methods are available within a safe environment:
2264 3057
2265 cf::object contr pay_amount pay_player map 3058 cf::object
3059 contr pay_amount pay_player map x y force_find force_add destroy
3060 insert remove name archname title slaying race decrease split
3061 value
3062
2266 cf::object::player player 3063 cf::object::player
2267 cf::player peaceful 3064 player
2268 cf::map trigger 3065
3066 cf::player
3067 peaceful
3068
3069 cf::map
3070 trigger
2269 3071
2270=cut 3072=cut
2271 3073
2272for ( 3074for (
2273 ["cf::object" => qw(contr pay_amount pay_player map)], 3075 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3076 insert remove inv nrof name archname title slaying race
3077 decrease split destroy change_exp value msg lore send_msg)],
2274 ["cf::object::player" => qw(player)], 3078 ["cf::object::player" => qw(player)],
2275 ["cf::player" => qw(peaceful)], 3079 ["cf::player" => qw(peaceful send_msg)],
2276 ["cf::map" => qw(trigger)], 3080 ["cf::map" => qw(trigger)],
2277) { 3081) {
2278 no strict 'refs'; 3082 no strict 'refs';
2279 my ($pkg, @funs) = @$_; 3083 my ($pkg, @funs) = @$_;
2280 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3084 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
… …
2297 my ($code, %vars) = @_; 3101 my ($code, %vars) = @_;
2298 3102
2299 my $qcode = $code; 3103 my $qcode = $code;
2300 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3104 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2301 $qcode =~ s/\n/\\n/g; 3105 $qcode =~ s/\n/\\n/g;
3106
3107 %vars = (_dummy => 0) unless %vars;
2302 3108
2303 local $_; 3109 local $_;
2304 local @safe::cf::_safe_eval_args = values %vars; 3110 local @safe::cf::_safe_eval_args = values %vars;
2305 3111
2306 my $eval = 3112 my $eval =
… …
2349=back 3155=back
2350 3156
2351=cut 3157=cut
2352 3158
2353############################################################################# 3159#############################################################################
2354
2355=head2 EXTENSION DATABASE SUPPORT
2356
2357Crossfire maintains a very simple database for extension use. It can
2358currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2359convert to/from binary).
2360
2361The parameter C<$family> should best start with the name of the extension
2362using it, it should be unique.
2363
2364=over 4
2365
2366=item $value = cf::db_get $family => $key
2367
2368Returns a single value from the database.
2369
2370=item cf::db_put $family => $key => $value
2371
2372Stores the given C<$value> in the family.
2373
2374=cut
2375
2376our $DB;
2377
2378sub db_init {
2379 unless ($DB) {
2380 $DB = BDB::db_create $DB_ENV;
2381
2382 cf::sync_job {
2383 eval {
2384 $DB->set_flags (BDB::CHKSUM);
2385
2386 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2387 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2388 cf::cleanup "db_open(db): $!" if $!;
2389 };
2390 cf::cleanup "db_open(db): $@" if $@;
2391 };
2392 }
2393}
2394
2395sub db_get($$) {
2396 my $key = "$_[0]/$_[1]";
2397
2398 cf::sync_job {
2399 BDB::db_get $DB, undef, $key, my $data;
2400
2401 $! ? ()
2402 : $data
2403 }
2404}
2405
2406sub db_put($$$) {
2407 BDB::dbreq_pri 4;
2408 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2409}
2410
2411=item cf::cache $id => [$paths...], $processversion => $process
2412
2413Generic caching function that returns the value of the resource $id,
2414caching and regenerating as required.
2415
2416This function can block.
2417
2418=cut
2419
2420sub cache {
2421 my ($id, $src, $processversion, $process) = @_;
2422
2423 my $meta =
2424 join "\x00",
2425 $processversion,
2426 map {
2427 aio_stat $_
2428 and Carp::croak "$_: $!";
2429
2430 ($_, (stat _)[7,9])
2431 } @$src;
2432
2433 my $dbmeta = db_get cache => "$id/meta";
2434 if ($dbmeta ne $meta) {
2435 # changed, we may need to process
2436
2437 my @data;
2438 my $md5;
2439
2440 for (0 .. $#$src) {
2441 0 <= aio_load $src->[$_], $data[$_]
2442 or Carp::croak "$src->[$_]: $!";
2443 }
2444
2445 # if processing is expensive, check
2446 # checksum first
2447 if (1) {
2448 $md5 =
2449 join "\x00",
2450 $processversion,
2451 map {
2452 Coro::cede;
2453 ($src->[$_], Digest::MD5::md5_hex $data[$_])
2454 } 0.. $#$src;
2455
2456
2457 my $dbmd5 = db_get cache => "$id/md5";
2458 if ($dbmd5 eq $md5) {
2459 db_put cache => "$id/meta", $meta;
2460
2461 return db_get cache => "$id/data";
2462 }
2463 }
2464
2465 my $t1 = Time::HiRes::time;
2466 my $data = $process->(\@data);
2467 my $t2 = Time::HiRes::time;
2468
2469 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2470
2471 db_put cache => "$id/data", $data;
2472 db_put cache => "$id/md5" , $md5;
2473 db_put cache => "$id/meta", $meta;
2474
2475 return $data;
2476 }
2477
2478 db_get cache => "$id/data"
2479}
2480
2481=item fork_call { }, $args
2482
2483Executes the given code block with the given arguments in a seperate
2484process, returning the results. Everything must be serialisable with
2485Coro::Storable. May, of course, block. Note that the executed sub may
2486never block itself or use any form of Event handling.
2487
2488=cut
2489
2490sub fork_call(&@) {
2491 my ($cb, @args) = @_;
2492
2493# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2494# or die "socketpair: $!";
2495 pipe my $fh1, my $fh2
2496 or die "pipe: $!";
2497
2498 if (my $pid = fork) {
2499 close $fh2;
2500
2501 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2502 $res = Coro::Storable::thaw $res;
2503
2504 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2505
2506 die $$res unless "ARRAY" eq ref $res;
2507
2508 return wantarray ? @$res : $res->[-1];
2509 } else {
2510 reset_signals;
2511 local $SIG{__WARN__};
2512 local $SIG{__DIE__};
2513 eval {
2514 close $fh1;
2515
2516 my @res = eval { $cb->(@args) };
2517 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2518 };
2519
2520 warn $@ if $@;
2521 _exit 0;
2522 }
2523}
2524
2525#############################################################################
2526# the server's init and main functions 3160# the server's init and main functions
2527 3161
2528sub load_facedata($) { 3162sub load_facedata($) {
2529 my ($path) = @_; 3163 my ($path) = @_;
3164
3165 # HACK to clear player env face cache, we need some signal framework
3166 # for this (global event?)
3167 %ext::player_env::MUSIC_FACE_CACHE = ();
3168
3169 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2530 3170
2531 warn "loading facedata from $path\n"; 3171 warn "loading facedata from $path\n";
2532 3172
2533 my $facedata; 3173 my $facedata;
2534 0 < aio_load $path, $facedata 3174 0 < aio_load $path, $facedata
… …
2537 $facedata = Coro::Storable::thaw $facedata; 3177 $facedata = Coro::Storable::thaw $facedata;
2538 3178
2539 $facedata->{version} == 2 3179 $facedata->{version} == 2
2540 or cf::cleanup "$path: version mismatch, cannot proceed."; 3180 or cf::cleanup "$path: version mismatch, cannot proceed.";
2541 3181
3182 # patch in the exptable
3183 $facedata->{resource}{"res/exp_table"} = {
3184 type => FT_RSRC,
3185 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3186 };
3187 cf::cede_to_tick;
3188
2542 { 3189 {
2543 my $faces = $facedata->{faceinfo}; 3190 my $faces = $facedata->{faceinfo};
2544 3191
2545 while (my ($face, $info) = each %$faces) { 3192 while (my ($face, $info) = each %$faces) {
2546 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3193 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3194
2547 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3195 cf::face::set_visibility $idx, $info->{visibility};
3196 cf::face::set_magicmap $idx, $info->{magicmap};
2548 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3197 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2549 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3198 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2550 Coro::cede; 3199
3200 cf::cede_to_tick;
2551 } 3201 }
2552 3202
2553 while (my ($face, $info) = each %$faces) { 3203 while (my ($face, $info) = each %$faces) {
2554 next unless $info->{smooth}; 3204 next unless $info->{smooth};
3205
2555 my $idx = cf::face::find $face 3206 my $idx = cf::face::find $face
2556 or next; 3207 or next;
3208
2557 if (my $smooth = cf::face::find $info->{smooth}) { 3209 if (my $smooth = cf::face::find $info->{smooth}) {
3210 cf::face::set_smooth $idx, $smooth;
2558 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3211 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2559 } else { 3212 } else {
2560 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3213 warn "smooth face '$info->{smooth}' not found for face '$face'";
2561 } 3214 }
2562 Coro::cede; 3215
3216 cf::cede_to_tick;
2563 } 3217 }
2564 } 3218 }
2565 3219
2566 { 3220 {
2567 my $anims = $facedata->{animinfo}; 3221 my $anims = $facedata->{animinfo};
2568 3222
2569 while (my ($anim, $info) = each %$anims) { 3223 while (my ($anim, $info) = each %$anims) {
2570 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3224 cf::anim::set $anim, $info->{frames}, $info->{facings};
2571 Coro::cede; 3225 cf::cede_to_tick;
2572 } 3226 }
2573 3227
2574 cf::anim::invalidate_all; # d'oh 3228 cf::anim::invalidate_all; # d'oh
2575 } 3229 }
2576 3230
3231 {
3232 # TODO: for gcfclient pleasure, we should give resources
3233 # that gcfclient doesn't grok a >10000 face index.
3234 my $res = $facedata->{resource};
3235
3236 while (my ($name, $info) = each %$res) {
3237 if (defined $info->{type}) {
3238 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3239 my $data;
3240
3241 if ($info->{type} & 1) {
3242 # prepend meta info
3243
3244 my $meta = $enc->encode ({
3245 name => $name,
3246 %{ $info->{meta} || {} },
3247 });
3248
3249 $data = pack "(w/a*)*", $meta, $info->{data};
3250 } else {
3251 $data = $info->{data};
3252 }
3253
3254 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3255 cf::face::set_type $idx, $info->{type};
3256 } else {
3257 $RESOURCE{$name} = $info;
3258 }
3259
3260 cf::cede_to_tick;
3261 }
3262 }
3263
3264 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3265
2577 1 3266 1
2578} 3267}
2579 3268
3269cf::global->attach (on_resource_update => sub {
3270 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3271 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3272
3273 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3274 my $sound = $soundconf->{compat}[$_]
3275 or next;
3276
3277 my $face = cf::face::find "sound/$sound->[1]";
3278 cf::sound::set $sound->[0] => $face;
3279 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3280 }
3281
3282 while (my ($k, $v) = each %{$soundconf->{event}}) {
3283 my $face = cf::face::find "sound/$v";
3284 cf::sound::set $k => $face;
3285 }
3286 }
3287});
3288
3289register_exticmd fx_want => sub {
3290 my ($ns, $want) = @_;
3291
3292 while (my ($k, $v) = each %$want) {
3293 $ns->fx_want ($k, $v);
3294 }
3295};
3296
3297sub load_resource_file($) {
3298 my $guard = lock_acquire "load_resource_file";
3299
3300 my $status = load_resource_file_ $_[0];
3301 get_slot 0.1, 100;
3302 cf::arch::commit_load;
3303
3304 $status
3305}
3306
2580sub reload_regions { 3307sub reload_regions {
3308 # HACK to clear player env face cache, we need some signal framework
3309 # for this (global event?)
3310 %ext::player_env::MUSIC_FACE_CACHE = ();
3311
2581 load_resource_file "$MAPDIR/regions" 3312 load_resource_file "$MAPDIR/regions"
2582 or die "unable to load regions file\n"; 3313 or die "unable to load regions file\n";
3314
3315 for (cf::region::list) {
3316 $_->{match} = qr/$_->{match}/
3317 if exists $_->{match};
3318 }
2583} 3319}
2584 3320
2585sub reload_facedata { 3321sub reload_facedata {
2586 load_facedata "$DATADIR/facedata" 3322 load_facedata "$DATADIR/facedata"
2587 or die "unable to load facedata\n"; 3323 or die "unable to load facedata\n";
… …
2598} 3334}
2599 3335
2600sub reload_resources { 3336sub reload_resources {
2601 warn "reloading resource files...\n"; 3337 warn "reloading resource files...\n";
2602 3338
3339 reload_facedata;
3340 reload_archetypes;
2603 reload_regions; 3341 reload_regions;
2604 reload_facedata;
2605 #reload_archetypes;#d#
2606 reload_archetypes;
2607 reload_treasures; 3342 reload_treasures;
2608 3343
2609 warn "finished reloading resource files\n"; 3344 warn "finished reloading resource files\n";
2610} 3345}
2611 3346
2612sub init { 3347sub reload_config {
2613 reload_resources;
2614}
2615
2616sub cfg_load {
2617 open my $fh, "<:utf8", "$CONFDIR/config" 3348 open my $fh, "<:utf8", "$CONFDIR/config"
2618 or return; 3349 or return;
2619 3350
2620 local $/; 3351 local $/;
2621 *CFG = YAML::Syck::Load <$fh>; 3352 *CFG = YAML::Load <$fh>;
2622 3353
2623 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3354 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2624 3355
2625 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3356 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2626 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3357 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2632 }; 3363 };
2633 warn $@ if $@; 3364 warn $@ if $@;
2634 } 3365 }
2635} 3366}
2636 3367
3368sub pidfile() {
3369 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3370 or die "$PIDFILE: $!";
3371 flock $fh, &Fcntl::LOCK_EX
3372 or die "$PIDFILE: flock: $!";
3373 $fh
3374}
3375
3376# make sure only one server instance is running at any one time
3377sub atomic {
3378 my $fh = pidfile;
3379
3380 my $pid = <$fh>;
3381 kill 9, $pid if $pid > 0;
3382
3383 seek $fh, 0, 0;
3384 print $fh $$;
3385}
3386
2637sub main { 3387sub main {
3388 cf::init_globals; # initialise logging
3389
3390 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3391 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3392 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3393 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3394
3395 cf::init_experience;
3396 cf::init_anim;
3397 cf::init_attackmess;
3398 cf::init_dynamic;
3399
3400 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3401
2638 # we must not ever block the main coroutine 3402 # we must not ever block the main coroutine
2639 local $Coro::idle = sub { 3403 local $Coro::idle = sub {
2640 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3404 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2641 (async { 3405 (async {
2642 Event::one_event; 3406 $Coro::current->{desc} = "IDLE BUG HANDLER";
3407 EV::loop EV::LOOP_ONESHOT;
2643 })->prio (Coro::PRIO_MAX); 3408 })->prio (Coro::PRIO_MAX);
2644 }; 3409 };
2645 3410
2646 cfg_load; 3411 evthread_start IO::AIO::poll_fileno;
3412
3413 cf::sync_job {
3414 reload_resources;
3415 reload_config;
2647 db_init; 3416 db_init;
3417
3418 cf::load_settings;
3419 cf::load_materials;
3420 cf::init_uuid;
3421 cf::init_signals;
3422 cf::init_commands;
3423 cf::init_skills;
3424
3425 cf::init_beforeplay;
3426
3427 atomic;
3428
2648 load_extensions; 3429 load_extensions;
2649 3430
2650 $TICK_WATCHER->start; 3431 utime time, time, $RUNTIMEFILE;
3432
3433 # no (long-running) fork's whatsoever before this point(!)
3434 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3435
3436 (pop @POST_INIT)->(0) while @POST_INIT;
3437 };
3438
2651 Event::loop; 3439 EV::loop;
2652} 3440}
2653 3441
2654############################################################################# 3442#############################################################################
2655# initialisation and cleanup 3443# initialisation and cleanup
2656 3444
2657# install some emergency cleanup handlers 3445# install some emergency cleanup handlers
2658BEGIN { 3446BEGIN {
3447 our %SIGWATCHER = ();
2659 for my $signal (qw(INT HUP TERM)) { 3448 for my $signal (qw(INT HUP TERM)) {
2660 Event->signal ( 3449 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2661 reentrant => 0,
2662 data => WF_AUTOCANCEL,
2663 signal => $signal,
2664 prio => 0,
2665 cb => sub {
2666 cf::cleanup "SIG$signal"; 3450 cf::cleanup "SIG$signal";
2667 },
2668 ); 3451 };
3452 }
3453}
3454
3455sub write_runtime_sync {
3456 # first touch the runtime file to show we are still running:
3457 # the fsync below can take a very very long time.
3458
3459 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3460
3461 my $guard = cf::lock_acquire "write_runtime";
3462
3463 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3464 or return;
3465
3466 my $value = $cf::RUNTIME + 90 + 10;
3467 # 10 is the runtime save interval, for a monotonic clock
3468 # 60 allows for the watchdog to kill the server.
3469
3470 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3471 and return;
3472
3473 # always fsync - this file is important
3474 aio_fsync $fh
3475 and return;
3476
3477 # touch it again to show we are up-to-date
3478 aio_utime $fh, undef, undef;
3479
3480 close $fh
3481 or return;
3482
3483 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3484 and return;
3485
3486 warn "runtime file written.\n";
3487
2669 } 3488 1
3489}
3490
3491our $uuid_lock;
3492our $uuid_skip;
3493
3494sub write_uuid_sync($) {
3495 $uuid_skip ||= $_[0];
3496
3497 return if $uuid_lock;
3498 local $uuid_lock = 1;
3499
3500 my $uuid = "$LOCALDIR/uuid";
3501
3502 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3503 or return;
3504
3505 my $value = uuid_seq uuid_cur;
3506
3507 unless ($value) {
3508 warn "cowardly refusing to write zero uuid value!\n";
3509 return;
3510 }
3511
3512 my $value = uuid_str $value + $uuid_skip;
3513 $uuid_skip = 0;
3514
3515 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3516 and return;
3517
3518 # always fsync - this file is important
3519 aio_fsync $fh
3520 and return;
3521
3522 close $fh
3523 or return;
3524
3525 aio_rename "$uuid~", $uuid
3526 and return;
3527
3528 warn "uuid file written ($value).\n";
3529
3530 1
3531
3532}
3533
3534sub write_uuid($$) {
3535 my ($skip, $sync) = @_;
3536
3537 $sync ? write_uuid_sync $skip
3538 : async { write_uuid_sync $skip };
2670} 3539}
2671 3540
2672sub emergency_save() { 3541sub emergency_save() {
2673 my $freeze_guard = cf::freeze_mainloop; 3542 my $freeze_guard = cf::freeze_mainloop;
2674 3543
2675 warn "enter emergency perl save\n"; 3544 warn "emergency_perl_save: enter\n";
2676 3545
2677 cf::sync_job { 3546 cf::sync_job {
3547 # this is a trade-off: we want to be very quick here, so
3548 # save all maps without fsync, and later call a global sync
3549 # (which in turn might be very very slow)
3550 local $USE_FSYNC = 0;
3551
2678 # use a peculiar iteration method to avoid tripping on perl 3552 # use a peculiar iteration method to avoid tripping on perl
2679 # refcount bugs in for. also avoids problems with players 3553 # refcount bugs in for. also avoids problems with players
2680 # and maps saved/destroyed asynchronously. 3554 # and maps saved/destroyed asynchronously.
2681 warn "begin emergency player save\n"; 3555 warn "emergency_perl_save: begin player save\n";
2682 for my $login (keys %cf::PLAYER) { 3556 for my $login (keys %cf::PLAYER) {
2683 my $pl = $cf::PLAYER{$login} or next; 3557 my $pl = $cf::PLAYER{$login} or next;
2684 $pl->valid or next; 3558 $pl->valid or next;
3559 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2685 $pl->save; 3560 $pl->save;
2686 } 3561 }
2687 warn "end emergency player save\n"; 3562 warn "emergency_perl_save: end player save\n";
2688 3563
2689 warn "begin emergency map save\n"; 3564 warn "emergency_perl_save: begin map save\n";
2690 for my $path (keys %cf::MAP) { 3565 for my $path (keys %cf::MAP) {
2691 my $map = $cf::MAP{$path} or next; 3566 my $map = $cf::MAP{$path} or next;
2692 $map->valid or next; 3567 $map->valid or next;
2693 $map->save; 3568 $map->save;
2694 } 3569 }
2695 warn "end emergency map save\n"; 3570 warn "emergency_perl_save: end map save\n";
2696 3571
2697 warn "begin emergency database checkpoint\n"; 3572 warn "emergency_perl_save: begin database checkpoint\n";
2698 BDB::db_env_txn_checkpoint $DB_ENV; 3573 BDB::db_env_txn_checkpoint $DB_ENV;
2699 warn "end emergency database checkpoint\n"; 3574 warn "emergency_perl_save: end database checkpoint\n";
3575
3576 warn "emergency_perl_save: begin write uuid\n";
3577 write_uuid_sync 1;
3578 warn "emergency_perl_save: end write uuid\n";
2700 }; 3579 };
2701 3580
3581 warn "emergency_perl_save: starting sync()\n";
3582 IO::AIO::aio_sync sub {
3583 warn "emergency_perl_save: finished sync()\n";
3584 };
3585
2702 warn "leave emergency perl save\n"; 3586 warn "emergency_perl_save: leave\n";
2703} 3587}
2704 3588
2705sub post_cleanup { 3589sub post_cleanup {
2706 my ($make_core) = @_; 3590 my ($make_core) = @_;
2707 3591
2708 warn Carp::longmess "post_cleanup backtrace" 3592 warn Carp::longmess "post_cleanup backtrace"
2709 if $make_core; 3593 if $make_core;
3594
3595 my $fh = pidfile;
3596 unlink $PIDFILE if <$fh> == $$;
3597}
3598
3599# a safer delete_package, copied from Symbol
3600sub clear_package($) {
3601 my $pkg = shift;
3602
3603 # expand to full symbol table name if needed
3604 unless ($pkg =~ /^main::.*::$/) {
3605 $pkg = "main$pkg" if $pkg =~ /^::/;
3606 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3607 $pkg .= '::' unless $pkg =~ /::$/;
3608 }
3609
3610 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3611 my $stem_symtab = *{$stem}{HASH};
3612
3613 defined $stem_symtab and exists $stem_symtab->{$leaf}
3614 or return;
3615
3616 # clear all symbols
3617 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3618 for my $name (keys %$leaf_symtab) {
3619 _gv_clear *{"$pkg$name"};
3620# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3621 }
3622 warn "cleared package $pkg\n";#d#
2710} 3623}
2711 3624
2712sub do_reload_perl() { 3625sub do_reload_perl() {
2713 # can/must only be called in main 3626 # can/must only be called in main
2714 if ($Coro::current != $Coro::main) { 3627 if ($Coro::current != $Coro::main) {
2715 warn "can only reload from main coroutine"; 3628 warn "can only reload from main coroutine";
2716 return; 3629 return;
2717 } 3630 }
2718 3631
3632 return if $RELOAD++;
3633
3634 my $t1 = EV::time;
3635
3636 while ($RELOAD) {
2719 warn "reloading..."; 3637 warn "reloading...";
2720 3638
2721 warn "entering sync_job"; 3639 warn "entering sync_job";
2722 3640
2723 cf::sync_job { 3641 cf::sync_job {
2724 cf::write_runtime; # external watchdog should not bark 3642 cf::write_runtime_sync; # external watchdog should not bark
2725 cf::emergency_save; 3643 cf::emergency_save;
2726 cf::write_runtime; # external watchdog should not bark 3644 cf::write_runtime_sync; # external watchdog should not bark
2727 3645
2728 warn "syncing database to disk"; 3646 warn "syncing database to disk";
2729 BDB::db_env_txn_checkpoint $DB_ENV; 3647 BDB::db_env_txn_checkpoint $DB_ENV;
2730 3648
2731 # if anything goes wrong in here, we should simply crash as we already saved 3649 # if anything goes wrong in here, we should simply crash as we already saved
2732 3650
2733 warn "cancelling all WF_AUTOCANCEL watchers";
2734 for (Event::all_watchers) {
2735 $_->cancel if $_->data & WF_AUTOCANCEL;
2736 }
2737
2738 warn "flushing outstanding aio requests"; 3651 warn "flushing outstanding aio requests";
2739 for (;;) {
2740 BDB::flush;
2741 IO::AIO::flush;
2742 Coro::cede;
2743 last unless IO::AIO::nreqs || BDB::nreqs; 3652 while (IO::AIO::nreqs || BDB::nreqs) {
2744 warn "iterate..."; 3653 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2745 }
2746
2747 ++$RELOAD;
2748
2749 warn "cancelling all extension coros";
2750 $_->cancel for values %EXT_CORO;
2751 %EXT_CORO = ();
2752
2753 warn "removing commands";
2754 %COMMAND = ();
2755
2756 warn "removing ext commands";
2757 %EXTCMD = ();
2758
2759 warn "unloading/nuking all extensions";
2760 for my $pkg (@EXTS) {
2761 warn "... unloading $pkg";
2762
2763 if (my $cb = $pkg->can ("unload")) {
2764 eval {
2765 $cb->($pkg);
2766 1
2767 } or warn "$pkg unloaded, but with errors: $@";
2768 } 3654 }
2769 3655
2770 warn "... nuking $pkg"; 3656 warn "cancelling all extension coros";
2771 Symbol::delete_package $pkg; 3657 $_->cancel for values %EXT_CORO;
2772 } 3658 %EXT_CORO = ();
2773 3659
2774 warn "unloading all perl modules loaded from $LIBDIR"; 3660 warn "removing commands";
2775 while (my ($k, $v) = each %INC) { 3661 %COMMAND = ();
2776 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2777 3662
3663 warn "removing ext/exti commands";
3664 %EXTCMD = ();
3665 %EXTICMD = ();
3666
3667 warn "unloading/nuking all extensions";
3668 for my $pkg (@EXTS) {
2778 warn "... unloading $k"; 3669 warn "... unloading $pkg";
2779 delete $INC{$k};
2780 3670
2781 $k =~ s/\.pm$//;
2782 $k =~ s/\//::/g;
2783
2784 if (my $cb = $k->can ("unload_module")) { 3671 if (my $cb = $pkg->can ("unload")) {
3672 eval {
2785 $cb->(); 3673 $cb->($pkg);
3674 1
3675 } or warn "$pkg unloaded, but with errors: $@";
3676 }
3677
3678 warn "... clearing $pkg";
3679 clear_package $pkg;
2786 } 3680 }
2787 3681
2788 Symbol::delete_package $k; 3682 warn "unloading all perl modules loaded from $LIBDIR";
3683 while (my ($k, $v) = each %INC) {
3684 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3685
3686 warn "... unloading $k";
3687 delete $INC{$k};
3688
3689 $k =~ s/\.pm$//;
3690 $k =~ s/\//::/g;
3691
3692 if (my $cb = $k->can ("unload_module")) {
3693 $cb->();
3694 }
3695
3696 clear_package $k;
2789 } 3697 }
2790 3698
2791 warn "getting rid of safe::, as good as possible"; 3699 warn "getting rid of safe::, as good as possible";
2792 Symbol::delete_package "safe::$_" 3700 clear_package "safe::$_"
2793 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3701 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2794 3702
2795 warn "unloading cf.pm \"a bit\""; 3703 warn "unloading cf.pm \"a bit\"";
2796 delete $INC{"cf.pm"}; 3704 delete $INC{"cf.pm"};
2797 delete $INC{"cf/pod.pm"}; 3705 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2798 3706
2799 # don't, removes xs symbols, too, 3707 # don't, removes xs symbols, too,
2800 # and global variables created in xs 3708 # and global variables created in xs
2801 #Symbol::delete_package __PACKAGE__; 3709 #clear_package __PACKAGE__;
2802 3710
2803 warn "unload completed, starting to reload now"; 3711 warn "unload completed, starting to reload now";
2804 3712
2805 warn "reloading cf.pm"; 3713 warn "reloading cf.pm";
2806 require cf; 3714 require cf;
2807 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3715 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2808 3716
2809 warn "loading config and database again"; 3717 warn "loading config and database again";
2810 cf::cfg_load; 3718 cf::reload_config;
2811 3719
2812 warn "loading extensions"; 3720 warn "loading extensions";
2813 cf::load_extensions; 3721 cf::load_extensions;
2814 3722
3723 if ($REATTACH_ON_RELOAD) {
2815 warn "reattaching attachments to objects/players"; 3724 warn "reattaching attachments to objects/players";
2816 _global_reattach; # objects, sockets 3725 _global_reattach; # objects, sockets
2817 warn "reattaching attachments to maps"; 3726 warn "reattaching attachments to maps";
2818 reattach $_ for values %MAP; 3727 reattach $_ for values %MAP;
2819 warn "reattaching attachments to players"; 3728 warn "reattaching attachments to players";
2820 reattach $_ for values %PLAYER; 3729 reattach $_ for values %PLAYER;
3730 }
2821 3731
3732 warn "running post_init jobs";
3733 (pop @POST_INIT)->(1) while @POST_INIT;
3734
2822 warn "leaving sync_job"; 3735 warn "leaving sync_job";
2823 3736
2824 1 3737 1
2825 } or do { 3738 } or do {
2826 warn $@; 3739 warn $@;
2827 warn "error while reloading, exiting."; 3740 cf::cleanup "error while reloading, exiting.";
2828 exit 1;
2829 }; 3741 };
2830 3742
2831 warn "reloaded"; 3743 warn "reloaded";
3744 --$RELOAD;
3745 }
3746
3747 $t1 = EV::time - $t1;
3748 warn "reload completed in ${t1}s\n";
2832}; 3749};
2833 3750
2834our $RELOAD_WATCHER; # used only during reload 3751our $RELOAD_WATCHER; # used only during reload
2835 3752
2836sub reload_perl() { 3753sub reload_perl() {
2837 # doing reload synchronously and two reloads happen back-to-back, 3754 # doing reload synchronously and two reloads happen back-to-back,
2838 # coro crashes during coro_state_free->destroy here. 3755 # coro crashes during coro_state_free->destroy here.
2839 3756
2840 $RELOAD_WATCHER ||= Event->timer ( 3757 $RELOAD_WATCHER ||= cf::async {
2841 reentrant => 0, 3758 Coro::AIO::aio_wait cache_extensions;
2842 after => 0, 3759
2843 data => WF_AUTOCANCEL, 3760 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2844 cb => sub {
2845 do_reload_perl; 3761 do_reload_perl;
2846 undef $RELOAD_WATCHER; 3762 undef $RELOAD_WATCHER;
2847 }, 3763 };
2848 ); 3764 };
2849} 3765}
2850 3766
2851register_command "reload" => sub { 3767register_command "reload" => sub {
2852 my ($who, $arg) = @_; 3768 my ($who, $arg) = @_;
2853 3769
2854 if ($who->flag (FLAG_WIZ)) { 3770 if ($who->flag (FLAG_WIZ)) {
2855 $who->message ("reloading server."); 3771 $who->message ("reloading server.");
3772 async {
3773 $Coro::current->{desc} = "perl_reload";
2856 async { reload_perl }; 3774 reload_perl;
3775 };
2857 } 3776 }
2858}; 3777};
2859 3778
2860unshift @INC, $LIBDIR; 3779unshift @INC, $LIBDIR;
2861 3780
… …
2863 3782
2864our @WAIT_FOR_TICK; 3783our @WAIT_FOR_TICK;
2865our @WAIT_FOR_TICK_BEGIN; 3784our @WAIT_FOR_TICK_BEGIN;
2866 3785
2867sub wait_for_tick { 3786sub wait_for_tick {
2868 return unless $TICK_WATCHER->is_active;
2869 return if $Coro::current == $Coro::main; 3787 return if tick_inhibit || $Coro::current == $Coro::main;
2870 3788
2871 my $signal = new Coro::Signal; 3789 my $signal = new Coro::Signal;
2872 push @WAIT_FOR_TICK, $signal; 3790 push @WAIT_FOR_TICK, $signal;
2873 $signal->wait; 3791 $signal->wait;
2874} 3792}
2875 3793
2876sub wait_for_tick_begin { 3794sub wait_for_tick_begin {
2877 return unless $TICK_WATCHER->is_active;
2878 return if $Coro::current == $Coro::main; 3795 return if tick_inhibit || $Coro::current == $Coro::main;
2879 3796
2880 my $signal = new Coro::Signal; 3797 my $signal = new Coro::Signal;
2881 push @WAIT_FOR_TICK_BEGIN, $signal; 3798 push @WAIT_FOR_TICK_BEGIN, $signal;
2882 $signal->wait; 3799 $signal->wait;
2883} 3800}
2884 3801
2885 my $min = 1e6;#d# 3802sub tick {
2886 my $avg = 10;
2887$TICK_WATCHER = Event->timer (
2888 reentrant => 0,
2889 parked => 1,
2890 prio => 0,
2891 at => $NEXT_TICK || $TICK,
2892 data => WF_AUTOCANCEL,
2893 cb => sub {
2894 if ($Coro::current != $Coro::main) { 3803 if ($Coro::current != $Coro::main) {
2895 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3804 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2896 unless ++$bug_warning > 10; 3805 unless ++$bug_warning > 10;
2897 return; 3806 return;
2898 } 3807 }
2899 3808
2900 $NOW = $tick_start = Event::time;
2901
2902 cf::server_tick; # one server iteration 3809 cf::server_tick; # one server iteration
2903 3810
2904 0 && sync_job {#d# 3811 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2905 for(1..10) { 3812 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2906 my $t = Event::time; 3813 Coro::async_pool {
2907 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3814 $Coro::current->{desc} = "runtime saver";
2908 or die; 3815 write_runtime_sync
2909 3816 or warn "ERROR: unable to write runtime file: $!";
2910 $map->width (50);
2911 $map->height (50);
2912 $map->alloc;
2913 $map->_load_objects ("/tmp/x.map", 1);
2914 my $t = Event::time - $t;
2915
2916 #next unless $t < 0.0013;#d#
2917 if ($t < $min) {
2918 $min = $t;
2919 }
2920 $avg = $avg * 0.99 + $t * 0.01;
2921 }
2922 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2923 exit 0;
2924 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2925 }; 3817 };
3818 }
2926 3819
2927 $RUNTIME += $TICK;
2928 $NEXT_TICK += $TICK;
2929
2930 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2931 $NEXT_RUNTIME_WRITE = $NOW + 10;
2932 Coro::async_pool {
2933 write_runtime
2934 or warn "ERROR: unable to write runtime file: $!";
2935 };
2936 }
2937
2938# my $AFTER = Event::time;
2939# warn $AFTER - $NOW;#d#
2940
2941 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3820 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2942 $sig->send; 3821 $sig->send;
2943 } 3822 }
2944 while (my $sig = shift @WAIT_FOR_TICK) { 3823 while (my $sig = shift @WAIT_FOR_TICK) {
2945 $sig->send; 3824 $sig->send;
2946 } 3825 }
2947 3826
2948 $NOW = Event::time; 3827 $LOAD = ($NOW - $TICK_START) / $TICK;
2949
2950 # if we are delayed by four ticks or more, skip them all
2951 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2952
2953 $TICK_WATCHER->at ($NEXT_TICK);
2954 $TICK_WATCHER->start;
2955
2956 $LOAD = ($NOW - $tick_start) / $TICK;
2957 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3828 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2958 3829
2959 _post_tick; 3830 if (0) {
2960 3831 if ($NEXT_TICK) {
2961 3832 my $jitter = $TICK_START - $NEXT_TICK;
3833 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3834 warn "jitter $JITTER\n";#d#
3835 }
2962 }, 3836 }
2963); 3837}
2964 3838
2965{ 3839{
2966 BDB::max_poll_time $TICK * 0.1; 3840 # configure BDB
2967 $BDB_POLL_WATCHER = Event->io ( 3841
2968 reentrant => 0,
2969 fd => BDB::poll_fileno,
2970 poll => 'r',
2971 prio => 0,
2972 data => WF_AUTOCANCEL,
2973 cb => \&BDB::poll_cb,
2974 );
2975 BDB::min_parallel 8; 3842 BDB::min_parallel 8;
2976 3843 BDB::max_poll_reqs $TICK * 0.1;
2977 BDB::set_sync_prepare { 3844 $AnyEvent::BDB::WATCHER->priority (1);
2978 my $status;
2979 my $current = $Coro::current;
2980 (
2981 sub {
2982 $status = $!;
2983 $current->ready; undef $current;
2984 },
2985 sub {
2986 Coro::schedule while defined $current;
2987 $! = $status;
2988 },
2989 )
2990 };
2991 3845
2992 unless ($DB_ENV) { 3846 unless ($DB_ENV) {
2993 $DB_ENV = BDB::db_env_create; 3847 $DB_ENV = BDB::db_env_create;
3848 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3849 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3850 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3851 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3852 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2994 3853
2995 cf::sync_job { 3854 cf::sync_job {
2996 eval { 3855 eval {
2997 BDB::db_env_open 3856 BDB::db_env_open
2998 $DB_ENV, 3857 $DB_ENV,
… …
3000 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3859 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3001 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3860 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3002 0666; 3861 0666;
3003 3862
3004 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3863 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3005
3006 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3007 $DB_ENV->set_lk_detect;
3008 }; 3864 };
3009 3865
3010 cf::cleanup "db_env_open(db): $@" if $@; 3866 cf::cleanup "db_env_open(db): $@" if $@;
3011 }; 3867 };
3012 } 3868 }
3869
3870 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3871 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3872 };
3873 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3874 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3875 };
3876 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3877 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3878 };
3013} 3879}
3014 3880
3015{ 3881{
3882 # configure IO::AIO
3883
3016 IO::AIO::min_parallel 8; 3884 IO::AIO::min_parallel 8;
3017
3018 undef $Coro::AIO::WATCHER;
3019 IO::AIO::max_poll_time $TICK * 0.1; 3885 IO::AIO::max_poll_time $TICK * 0.1;
3020 $AIO_POLL_WATCHER = Event->io ( 3886 undef $AnyEvent::AIO::WATCHER;
3021 reentrant => 0,
3022 data => WF_AUTOCANCEL,
3023 fd => IO::AIO::poll_fileno,
3024 poll => 'r',
3025 prio => 6,
3026 cb => \&IO::AIO::poll_cb,
3027 );
3028} 3887}
3029 3888
3030my $_log_backtrace; 3889my $_log_backtrace;
3031 3890
3032sub _log_backtrace { 3891sub _log_backtrace {
… …
3035 $msg =~ s/\n//; 3894 $msg =~ s/\n//;
3036 3895
3037 # limit the # of concurrent backtraces 3896 # limit the # of concurrent backtraces
3038 if ($_log_backtrace < 2) { 3897 if ($_log_backtrace < 2) {
3039 ++$_log_backtrace; 3898 ++$_log_backtrace;
3899 my $perl_bt = Carp::longmess $msg;
3040 async { 3900 async {
3901 $Coro::current->{desc} = "abt $msg";
3902
3041 my @bt = fork_call { 3903 my @bt = fork_call {
3042 @addr = map { sprintf "%x", $_ } @addr; 3904 @addr = map { sprintf "%x", $_ } @addr;
3043 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3905 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3044 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3906 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3045 or die "addr2line: $!"; 3907 or die "addr2line: $!";
… …
3053 } 3915 }
3054 3916
3055 @funcs 3917 @funcs
3056 }; 3918 };
3057 3919
3058 LOG llevInfo, "[ABT] $msg\n"; 3920 LOG llevInfo, "[ABT] $perl_bt\n";
3921 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3059 LOG llevInfo, "[ABT] $_\n" for @bt; 3922 LOG llevInfo, "[ABT] $_\n" for @bt;
3060 --$_log_backtrace; 3923 --$_log_backtrace;
3061 }; 3924 };
3062 } else { 3925 } else {
3063 LOG llevInfo, "[ABT] $msg\n"; 3926 LOG llevInfo, "[ABT] $msg\n";
3064 LOG llevInfo, "[ABT] [suppressed]\n"; 3927 LOG llevInfo, "[ABT] [suppressed]\n";
3065 } 3928 }
3066} 3929}
3067 3930
3068# load additional modules 3931# load additional modules
3069use cf::pod; 3932require "cf/$_.pm" for @EXTRA_MODULES;
3070 3933
3071END { cf::emergency_save } 3934END { cf::emergency_save }
3072 3935
30731 39361
3074 3937

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