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Revision 1.434 by root, Thu May 29 03:27:37 2008 UTC vs.
Revision 1.568 by root, Tue May 3 17:12:14 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
39	use Coro::AnyEvent;	42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	47	use Coro::AnyEvent;
44	use Coro::AIO;	48	use Coro::AIO;
45	use Coro::BDB;	49	use Coro::BDB 1.6;
46	use Coro::Storable;	50	use Coro::Storable;
47	use Coro::Util ();	51	use Coro::Util ();
48		52
49	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
50	use BDB ();	54	use BDB ();
51	use Data::Dumper;	55	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	56	use Fcntl;
54	use YAML ();	57	use YAML::XS ();
55	use IO::AIO ();	58	use IO::AIO ();
56	use Time::HiRes;	59	use Time::HiRes;
57	use Compress::LZF;	60	use Compress::LZF;
58	use Digest::MD5 ();	61	use Digest::MD5 ();
59		62
60	AnyEvent::detect;	63	AnyEvent::detect;
61		64
62	IO::AIO::max_poll_reqs 1;#d#
63
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME;
113	our $NOW;	137	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	148	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
126		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
127	binmode STDOUT;	156	binmode STDOUT;
128	binmode STDERR;	157	binmode STDERR;
129		158
130	# read virtual server time, if available	159	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
135	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
136		167
137	mkdir $_	168	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		170
140	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
141		172
142	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		189
144	#############################################################################	190	#############################################################################
145		191
146	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
147		193
…		…
189	from wherever your confdir points to.	235	from wherever your confdir points to.
190		236
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		238
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
197	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
198		249
199	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	252	that call.
202		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
203	=back	260	=back
204		261
205	=cut	262	=cut
206		263
207	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	271	my $msg = join "", @_;
210		272
211	$msg .= "\n"	273	$msg .= "\n"
212	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
213		275
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		277
216	LOG llevError, $msg;	278	LOG llevWarn, $msg;
217	};	279	};
218	}
219		280
220	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
222		283
223	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	288	return;#d#
226	}#d#	289	}#d#
227		290
228	# kill coroutine otherwise	291	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	292	Coro::terminate
231	};	293	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		294
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	305	for my $pkg (qw(
246	cf::global cf::attachable	306	cf::global cf::attachable
247	cf::object cf::object::player	307	cf::object cf::object::player
248	cf::client cf::player	308	cf::client cf::player
249	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
250	cf::map cf::party cf::region	311	cf::party cf::region
251	)) {	312	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	314	}
255		315
256	$EV::DIED = sub {	316	$EV::DIED = sub {
257	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
258	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
259		324
260	#############################################################################	325	#############################################################################
261		326
262	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
263		328
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	350	$d
286	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
287	}	352	}
288		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
289	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
290		369
291	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
292		371
293	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		379
301	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
303		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
		444
304	=item cf::lock_wait $string	445	=item cf::lock_wait $string
305		446
306	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
307		448
308	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
309		450
310	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
313	returned.	454	returned.
314		455
315	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	457	deadlocked coro.
…		…
322		463
323	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
324		465
325	=cut	466	=cut
326		467
327	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		469
330	sub lock_wait($) {	470	sub lock_wait($) {
331	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	472	}
344		473
345	sub lock_acquire($) {	474	sub lock_acquire($) {
346	my ($key) = @_;	475	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	476	}
360		477
361	sub lock_active($) {	478	sub lock_active($) {
362	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	480	}
366		481
367	sub freeze_mainloop {	482	sub freeze_mainloop {
368	tick_inhibit_inc;	483	tick_inhibit_inc;
369		484
370	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
371	}	486	}
372		487
373	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
374		489
375	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	491	get spread over time.
377		492
378	=cut	493	=cut
379		494
380	sub periodic($$) {	495	sub periodic($$) {
381	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
386	}	501	}
387		502
388	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
389		504
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
393		512
394	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
396		515
397	Useful for short background jobs.	516	Useful for short background jobs.
398		517
399	=cut	518	=cut
400		519
401	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
403		523
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
407		527
408	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
409		530
410	while () {	531	while () {
411	next_job:	532	next_job:
		533
412	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	535
414	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	540	$job->[2]->send;
418	Coro::cede;	541	Coro::cede;
419	goto next_job;	542	goto next_job;
420	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	545	}
422	}	546	}
423		547
424	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	551	$signal->wait;
428	} else {	552	} else {
		553	$busy = 0;
429	Coro::schedule;	554	Coro::schedule;
430	}	555	}
431	}	556	}
432	};	557	};
433		558
434	sub get_slot($;$$) {	559	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
436		561
437	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
438		563
439	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
440	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
441		567
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
470	=cut	596	=cut
471		597
472	sub sync_job(&) {	598	sub sync_job(&) {
473	my ($job) = @_;	599	my ($job) = @_;
474		600
475	if ($Coro::current == $Coro::main) {	601	if (in_main) {
476	my $time = EV::time;	602	my $time = AE::time;
477		603
478	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
480		606
481	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
482		608
483	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
484		610
485	my $busy = 1;	611	my $busy = 1;
486	my @res;	612	my @res;
487		613
488	(async {	614	(async {
489	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	616	@res = eval { $job->() };
491	warn $@ if $@;	617	error $@ if $@;
492	undef $busy;	618	undef $busy;
493	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
494		620
495	while ($busy) {	621	while ($busy) {
496	if (Coro::nready) {	622	if (Coro::nready) {
…		…
498	} else {	624	} else {
499	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
500	}	626	}
501	}	627	}
502		628
503	my $time = EV::time - $time;	629	my $time = AE::time - $time;
504		630
505	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
506		632
507	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
508	} else {	634	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
531		657
532	$coro	658	$coro
533	}	659	}
534		660
535	=item fork_call { }, $args	661	=item fork_call { }, @args
536		662
537	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
541		667
542	=cut	668	=cut
543		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
544	sub fork_call(&@) {	674	sub fork_call(&@) {
545	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
546		676
547	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
550		680
551	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
552	reset_signals;	682	cf::post_fork;
553	&$cb	683	&$cb
554	}, @args;	684	} @args;
555		685
556	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
557	}	698	}
558		699
559	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
560		701
561	=cut	702	=cut
…		…
598	within each server.	739	within each server.
599		740
600	=cut	741	=cut
601		742
602	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
603	my ($name) = @_;	747	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
605		749
606	eval {	750	eval {
607	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
617	}	761	}
618		762
619	our $DB;	763	our $DB;
620		764
621	sub db_init {	765	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	766	$DB ||= db_table "db";
624	};
625	}	767	}
626		768
627	sub db_get($$) {	769	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
629		771
630	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
631	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
632		776
633	$! ? ()	777	$! ? ()
634	: $data	778	: $data
635	}
636	}	779	}
637		780
638	sub db_put($$$) {	781	sub db_put($$$) {
639	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		811
669	my @data;	812	my @data;
670	my $md5;	813	my $md5;
671		814
672	for (0 .. $#$src) {	815	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	817	}
676		818
677	# if processing is expensive, check	819	# if processing is expensive, check
678	# checksum first	820	# checksum first
679	if (1) {	821	if (1) {
…		…
696		838
697	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	840	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
700		842
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		844
703	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
706		848
…		…
716		858
717	=cut	859	=cut
718		860
719	sub datalog($@) {	861	sub datalog($@) {
720	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	864	}
723		865
724	=back	866	=back
725		867
726	=cut	868	=cut
727		869
728	#############################################################################	870	#############################################################################
729		871
730	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
731		873
732	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
735		877
736	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
788		930
789	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
791		933
792	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
794		936
795	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
796		938
797	=over 4	939	=over 4
…		…
921		1063
922	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1066
925	} elsif (ref $type) {	1067	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
927		1069
928	} else {	1070	} else {
929	shift @arg;	1071	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
931	}	1073	}
932	}	1074	}
933	}	1075	}
934		1076
935	sub _object_attach {	1077	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
946	}	1088	}
947		1089
948	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
949	} else {	1091	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1093	}
952		1094
953	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
954	}	1096	}
955		1097
…		…
1014		1156
1015	for (@$callbacks) {	1157	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1017		1159
1018	if ($@) {	1160	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1162	override;
1022	}	1163	}
1023		1164
1024	return 1 if $override;	1165	return 1 if $override;
1025	}	1166	}
…		…
1088		1229
1089	sub reattach {	1230	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1232	my ($obj) = @_;
1092		1233
		1234	# no longer needed after getting rid of delete_package?
1093	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1235	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1094		1236
1095	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1096		1238
1097	@$registry = ();	1239	@$registry = ();
1098		1240
…		…
1103	for (@$attach) {	1245	for (@$attach) {
1104	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1105	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1106	}	1248	}
1107	} else {	1249	} else {
1108	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1109	}	1251	}
1110	}	1252	}
1111	}	1253	}
1112		1254
1113	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1140	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1141		1283
1142	sync_job {	1284	sync_job {
1143	if (length $$rdata) {	1285	if (length $$rdata) {
1144	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1145	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1146	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1147		1290
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
1152	aio_close $fh;	1298	aio_close $fh;
1153		1299
1154	if (@$objs) {	1300	if (@$objs) {
1155	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1159	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
1160	aio_close $fh;	1309	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1311	}
1163	} else {	1312	} else {
1164	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1165	}	1314	}
1166		1315
1167	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1320	} else {
1169	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1170	}	1322	}
1171	} else {	1323	} else {
1172	aio_unlink $filename;	1324	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1174	}	1326	}
…		…
1198	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1199	$av = $st->{objs};	1351	$av = $st->{objs};
1200	}	1352	}
1201		1353
1202	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1203	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1204	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1205		1358
1206	($data, $av)	1359	($data, $av)
1207	}	1360	}
1208		1361
1209	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1265	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1266		1419
1267	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1268	}	1421	}
1269		1422
		1423	use File::Glob ();
		1424
1270	cf::player->attach (	1425	cf::player->attach (
1271	on_command => sub {	1426	on_unknown_command => sub {
1272	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1273		1428
1274	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1275	or return;	1430	or return;
1276		1431
…		…
1299		1454
1300	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1301	if $reply;	1456	if $reply;
1302		1457
1303	} else {	1458	} else {
1304	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1305	}	1460	}
1306		1461
1307	cf::override;	1462	cf::override;
1308	},	1463	},
1309	);	1464	);
1310		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1311	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1312	cf::sync_job {	1482	cf::sync_job {
1313	my %todo;	1483	my %todo;
1314		1484
1315	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1316	next unless -r $path;	1486	next unless -r $path;
…		…
1334		1504
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1507
1338	$ext{source} =	1508	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1340	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1341	. $source	1511	. $source
1342	. "\n};\n1";	1512	. "\n};\n1";
1343		1513
1344	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1345	}	1515	}
1346		1516
		1517	my $pass = 0;
1347	my %done;	1518	my %done;
1348	while (%todo) {	1519	while (%todo) {
1349	my $progress;	1520	my $progress;
1350		1521
		1522	++$pass;
		1523
		1524	ext:
1351	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1352	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1353	goto skip	1527	next ext
1354	unless exists $done{$_};	1528	unless exists $done{$_};
1355	}	1529	}
1356		1530
1357	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1358		1532
1359	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1360	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1361	: "$v->{base}: extension inactive.\n";
1362		1537
1363	if (exists $v->{meta}{mandatory}) {
1364	warn $msg;
1365	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1366	}	1539	if exists $v->{meta}{mandatory};
1367		1540
1368	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1369	}	1550	}
1370
1371	$done{$k} = delete $todo{$k};
1372	push @EXTS, $v->{pkg};
1373	$progress = 1;
1374	}	1551	}
1375		1552
1376	skip:	1553	unless ($progress) {
1377	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1378	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1379	}	1563	}
1380	};	1564	};
1381	}	1565	}
1382		1566
1383	#############################################################################	1567	#############################################################################
1384		1568
1385	=back	1569	=back
1386		1570
1387	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1388		1572
1389	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1390		1574
1391	=cut	1575	=cut
1392		1576
1393	package cf::player;	1577	package cf::player;
1394		1578
…		…
1437		1621
1438	sub exists($) {	1622	sub exists($) {
1439	my ($login) = @_;	1623	my ($login) = @_;
1440		1624
1441	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1443	}	1627	}
1444		1628
1445	sub find($) {	1629	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1631	my $login = $_[0];
…		…
1467	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1468	}	1652	}
1469	}	1653	}
1470	}	1654	}
1471		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1472	sub save($) {	1669	sub save($) {
1473	my ($pl) = @_;	1670	my ($pl) = @_;
1474		1671
1475	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1476		1673
…		…
1481		1678
1482	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1483	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1484		1681
1485	cf::get_slot 0.01;	1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1486		1686
1487	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1488	cf::cede_to_tick;	1688	cf::cede_to_tick;
1489	}	1689	}
1490		1690
…		…
1522	my ($pl) = @_;	1722	my ($pl) = @_;
1523		1723
1524	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1525		1725
1526	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1527	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1528		1728
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1530	$pl->deactivate;	1730	$pl->deactivate;
		1731
1531	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1532	$pl->ob->check_score;
1533	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1534	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1535		1737
1536	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1537	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1538	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1592	\@logins	1794	\@logins
1593	}	1795	}
1594		1796
1595	=item $player->maps	1797	=item $player->maps
1596		1798
		1799	=item cf::player::maps $login
		1800
1597	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1598	player. May block.	1802	player. May block.
1599		1803
1600	=cut	1804	=cut
1601		1805
…		…
1618	}	1822	}
1619		1823
1620	\@paths	1824	\@paths
1621	}	1825	}
1622		1826
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1828
1625	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1830
1716	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1717		1832
1718	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1719		1834
…		…
1751		1866
1752	=cut	1867	=cut
1753		1868
1754	sub find_by_path($) {	1869	sub find_by_path($) {
1755	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1756		1873
1757	my ($match, $specificity);	1874	my ($match, $specificity);
1758		1875
1759	for my $region (list) {	1876	for my $region (list) {
1760	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1789	sub generate_random_map {	1906	sub generate_random_map {
1790	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1791		1908
1792	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1793		1910
1794	# mit "rum" bekleckern, nicht
1795	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1796	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1797	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1798	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1799	$rmp->{exit_on_final_map},
1800	$rmp->{xsize}, $rmp->{ysize},
1801	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1802	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1803	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1804	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1805	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1806	(cf::region::find $rmp->{region}), $rmp->{custom}
1807	)
1808	}	1912	}
1809		1913
1810	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1811		1915
1812	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1817		1921
1818	sub register {	1922	sub register {
1819	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1820	my $pkg = caller;	1924	my $pkg = caller;
1821		1925
1822	no strict;
1823	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1824		1927
1825	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1826	}	1929	}
1827		1930
1828	# also paths starting with '/'	1931	# also paths starting with '/'
1829	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1830		1933
1831	sub thawer_merge {	1934	sub thawer_merge {
1832	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1833		1936
1834	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1839	}	1942	}
1840		1943
1841	sub normalise {	1944	sub normalise {
1842	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1843		1946
1844	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1845		1948
1846	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1847		1950
1848	# map plan:	1951	# map plan:
1849	#	1952	#
…		…
1864	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1865	$path = "$base/$path";	1968	$path = "$base/$path";
1866	}	1969	}
1867		1970
1868	for ($path) {	1971	for ($path) {
1869	redo if s{//}{/};
1870	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1871	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1872	}	1974	}
1873		1975
1874	$path	1976	$path
…		…
1888	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1889	return $self;	1991	return $self;
1890	}	1992	}
1891	}	1993	}
1892		1994
1893	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1894	()	1996	()
1895	}	1997	}
1896		1998
		1999	# may re-bless or do other evil things
1897	sub init {	2000	sub init {
1898	my ($self) = @_;	2001	my ($self) = @_;
1899		2002
1900	$self	2003	$self
1901	}	2004	}
…		…
1932		2035
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1935	}	2038	}
1936		2039
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}
1945
1946	sub decay_objects {	2040	sub decay_objects {
1947	my ($self) = @_;	2041	my ($self) = @_;
1948		2042
1949	return if $self->{deny_reset};	2043	return if $self->{deny_reset};
1950		2044
…		…
1975	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1976		2070
1977	1	2071	1
1978	}	2072	}
1979		2073
		2074	# used to laod the header of an original map
1980	sub load_header_orig {	2075	sub load_header_orig {
1981	my ($self) = @_;	2076	my ($self) = @_;
1982		2077
1983	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1984	}	2079	}
1985		2080
		2081	# used to laod the header of an instantiated map
1986	sub load_header_temp {	2082	sub load_header_temp {
1987	my ($self) = @_;	2083	my ($self) = @_;
1988		2084
1989	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1990	}	2086	}
1991		2087
		2088	# called after loading the header from an instantiated map
1992	sub prepare_temp {	2089	sub prepare_temp {
1993	my ($self) = @_;	2090	my ($self) = @_;
1994		2091
1995	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1996	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1997	# safety	2094	# safety
1998	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1999	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
2000	}	2097	}
2001		2098
		2099	# called after loading the header from an original map
2002	sub prepare_orig {	2100	sub prepare_orig {
2003	my ($self) = @_;	2101	my ($self) = @_;
2004		2102
2005	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
2006	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2030		2128
2031	sub find;	2129	sub find;
2032	sub find {	2130	sub find {
2033	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
2034		2132
		2133	cf::cede_to_tick;
		2134
2035	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
2036		2136
2037	cf::lock_wait "map_data:$path";#d#remove	2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
2039		2139
2040	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
2045	or return;	2142	or return;
2046		2143
2047	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
2048		2145
…		…
2060		2157
2061	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
2062	}	2159	}
2063	}	2160	}
2064		2161
2065	sub pre_load { }	2162	sub pre_load { }
2066	sub post_load { }	2163	#sub post_load { } # XS
2067		2164
2068	sub load {	2165	sub load {
2069	my ($self) = @_;	2166	my ($self) = @_;
2070		2167
2071	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	$self->alloc;	2180	$self->alloc;
2084		2181
2085	$self->pre_load;	2182	$self->pre_load;
2086	cf::cede_to_tick;	2183	cf::cede_to_tick;
2087		2184
		2185	if (exists $self->{load_path}) {
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2186	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2187	$f->skip_block;
2090	$self->_load_objects ($f)	2188	$self->_load_objects ($f)
2091	or return;	2189	or return;
2092		2190
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
2094	if delete $self->{load_original};	2192	if delete $self->{load_original};
2095		2193
2096	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2195	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2196	unless (aio_stat $uniq) {
2099	if (my $f = new_from_file cf::object::thawer $uniq) {	2197	if (my $f = new_from_file cf::object::thawer $uniq) {
2100	$self->clear_unique_items;	2198	$self->clear_unique_items;
2101	$self->_load_objects ($f);	2199	$self->_load_objects ($f);
2102	$f->resolve_delayed_derefs;	2200	$f->resolve_delayed_derefs;
		2201	}
2103	}	2202	}
2104	}	2203	}
2105	}
2106		2204
2107	$f->resolve_delayed_derefs;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
2108		2210
2109	cf::cede_to_tick;	2211	cf::cede_to_tick;
2110	# now do the right thing for maps	2212	# now do the right thing for maps
2111	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
2112	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
2116	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2219	$self->decay_objects;
2118	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
2119	$self->update_buttons;	2221	$self->update_buttons;
2120	cf::cede_to_tick;	2222	cf::cede_to_tick;
2121	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
2122	cf::cede_to_tick;
2123	$self->activate;
2124	}	2224	}
2125		2225
2126	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
2128		2228
2129	$self->in_memory (cf::MAP_ACTIVE);	2229	$self->in_memory (cf::MAP_ACTIVE);
2130	}	2230	}
2131		2231
2132	$self->post_load;	2232	$self->post_load;
2133	}
2134		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
2135	sub customise_for {	2240	sub customise_for {
2136	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
2137		2242
2138	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
2139	if $self->per_player;	2244	if $self->per_player;
…		…
2155	or next;	2260	or next;
2156	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
2157	or next;	2262	or next;
2158	$neigh->load;	2263	$neigh->load;
2159		2264
		2265	# now find the diagonal neighbours
2160	push @neigh,	2266	push @neigh,
2161	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2162	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2163	}	2269	}
2164		2270
…		…
2171	}	2277	}
2172		2278
2173	sub find_sync {	2279	sub find_sync {
2174	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
2175		2281
2176	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
2177	}	2286	}
2178		2287
2179	sub do_load_sync {	2288	sub do_load_sync {
2180	my ($map) = @_;	2289	my ($map) = @_;
2181		2290
2182	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2183	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
2184		2293
2185	cf::sync_job { $map->load };	2294	$map->load;
2186	}	2295	}
2187		2296
2188	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
2189	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
2190		2299
2191	sub find_async {	2300	sub find_async {
2192	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
2193		2302
2194	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2195		2304
2196	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2197	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2198	}	2307	}
2199		2308
…		…
2216	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2217		2326
2218	()	2327	()
2219	}	2328	}
2220		2329
		2330	# common code, used by both ->save and ->swapout
2221	sub save {	2331	sub _save {
2222	my ($self) = @_;	2332	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225		2333
2226	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2227		2335
2228	return unless $self->dirty;	2336	return unless $self->dirty;
2229		2337
…		…
2249	} else {	2357	} else {
2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2251	}	2359	}
2252	}	2360	}
2253		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2254	sub swap_out {	2370	sub swap_out {
2255	my ($self) = @_;	2371	my ($self) = @_;
2256		2372
2257	# save first because save cedes
2258	$self->save;
2259
2260	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2261		2374
2262	return if $self->players;
2263	return if $self->in_memory != cf::MAP_ACTIVE;	2375	return if $self->in_memory != cf::MAP_ACTIVE;
2264	return if $self->{deny_save};	2376	return if $self->{deny_save};
		2377	return if $self->players;
2265		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
2266	$self->in_memory (cf::MAP_SWAPPED);	2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
		2388	$self->clear;
		2389	}
		2390
		2391	sub reset_at {
		2392	my ($self) = @_;
		2393
		2394	# TODO: safety, remove and allow resettable per-player maps
		2395	return 1e99 if $self->{deny_reset};
		2396
		2397	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2398	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2399
		2400	$time + $to
		2401	}
		2402
		2403	sub should_reset {
		2404	my ($self) = @_;
		2405
		2406	$self->reset_at <= $cf::RUNTIME
		2407	}
		2408
		2409	sub reset {
		2410	my ($self) = @_;
		2411
		2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2413
		2414	return if $self->players;
		2415
		2416	cf::trace "resetting map ", $self->path, "\n";
		2417
		2418	$self->in_memory (cf::MAP_SWAPPED);
		2419
		2420	# need to save uniques path
		2421	unless ($self->{deny_save}) {
		2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2423
		2424	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2425	if $uniq;
		2426	}
		2427
		2428	delete $cf::MAP{$self->path};
2267		2429
2268	$self->deactivate;	2430	$self->deactivate;
2269	$_->clear_links_to ($self) for values %cf::MAP;	2431	$_->clear_links_to ($self) for values %cf::MAP;
2270	$self->clear;	2432	$self->clear;
2271	}
2272
2273	sub reset_at {
2274	my ($self) = @_;
2275
2276	# TODO: safety, remove and allow resettable per-player maps
2277	return 1e99 if $self->{deny_reset};
2278
2279	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2280	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2281
2282	$time + $to
2283	}
2284
2285	sub should_reset {
2286	my ($self) = @_;
2287
2288	$self->reset_at <= $cf::RUNTIME
2289	}
2290
2291	sub reset {
2292	my ($self) = @_;
2293
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295
2296	return if $self->players;
2297
2298	warn "resetting map ", $self->path;
2299
2300	$self->in_memory (cf::MAP_SWAPPED);
2301
2302	# need to save uniques path
2303	unless ($self->{deny_save}) {
2304	my $uniq = $self->uniq_path; utf8::encode $uniq;
2305
2306	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2307	if $uniq;
2308	}
2309
2310	delete $cf::MAP{$self->path};
2311
2312	$self->deactivate;
2313	$_->clear_links_to ($self) for values %cf::MAP;
2314	$self->clear;
2315		2433
2316	$self->unlink_save;	2434	$self->unlink_save;
2317	$self->destroy;	2435	$self->destroy;
2318	}	2436	}
2319		2437
…		…
2327		2445
2328	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2329		2447
2330	$self->unlink_save;	2448	$self->unlink_save;
2331		2449
2332	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2333	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2334	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2335	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2336	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2337		2455
…		…
2394	: normalise $_	2512	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2514	]
2397	}	2515	}
2398		2516
		2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
		2548
2399	=back	2549	=back
2400		2550
2401	=head3 cf::object	2551	=head3 cf::object
2402		2552
2403	=cut	2553	=cut
…		…
2468		2618
2469	our $SAY_CHANNEL = {	2619	our $SAY_CHANNEL = {
2470	id => "say",	2620	id => "say",
2471	title => "Map",	2621	title => "Map",
2472	reply => "say ",	2622	reply => "say ",
2473	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2474	};	2624	};
2475		2625
2476	our $CHAT_CHANNEL = {	2626	our $CHAT_CHANNEL = {
2477	id => "chat",	2627	id => "chat",
2478	title => "Chat",	2628	title => "Chat",
…		…
2533		2683
2534	=item $player_object->enter_link	2684	=item $player_object->enter_link
2535		2685
2536	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2537		2687
2538	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2539	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2540		2692
2541	Will never block.	2693	Will never block.
2542		2694
2543	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2544		2696
…		…
2564	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2565	my ($self) = @_;	2717	my ($self) = @_;
2566		2718
2567	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2568		2720
		2721	++$self->{_link_recursion};
		2722
2569	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2570		2724
2571	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2572	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2573		2727
2574	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2575	}	2729	}
2576		2730
2577	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2578	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2579		2733
…		…
2596	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2598		2752
2599	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2602		2756
2603	$map->load;	2757	$map->load;
2604	$map->load_neighbours;	2758	$map->load_neighbours;
2605		2759
2606	return unless $self->contr->active;	2760	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2761
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2611	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2612		2769
		2770	}
		2771
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2614		2773
2615	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2616	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2617	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2618	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
2619	be called at the end of this process.	2778	be called at the end of this process.
2620		2779
		2780	Note that $check will be called with a potentially non-loaded map, so if
		2781	it needs a loaded map it has to call C<< ->load >>.
		2782
2621	=cut	2783	=cut
2622		2784
2623	our $GOTOGEN;	2785	our $GOTOGEN;
2624		2786
2625	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2626	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
2627		2795
2628	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2629	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2630		2798
2631	$self->enter_link;	2799	$self->enter_link;
…		…
2651	($path, $x, $y) = (undef, undef, undef);	2819	($path, $x, $y) = (undef, undef, undef);
2652	}	2820	}
2653	}	2821	}
2654		2822
2655	my $map = eval {	2823	my $map = eval {
2656	my $map = defined $path ? cf::map::find $path : undef;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2657		2825
2658	if ($map) {	2826	if ($map) {
2659	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2660	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2661	} else {	2829	} else {
2662	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2663	}	2831	}
2664		2832
2665	$map	2833	$map
…		…
2673	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2674	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2675	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2676	}	2844	}
2677		2845
2678	$done->() if $done;	2846	$done->($self) if $done;
2679	})->prio (1);	2847	})->prio (1);
2680	}	2848	}
2681		2849
2682	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2683		2851
…		…
2751	$Coro::current->{desc} = "enter_exit";	2919	$Coro::current->{desc} = "enter_exit";
2752		2920
2753	unless (eval {	2921	unless (eval {
2754	$self->deactivate_recursive; # just to be sure	2922	$self->deactivate_recursive; # just to be sure
2755		2923
2756	# random map handling
2757	{
2758	my $guard = cf::lock_acquire "exit_prepare:$exit";
2759
2760	prepare_random_map $exit
2761	if $exit->slaying eq "/!";
2762	}
2763
2764	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
2765	my $x = $exit->stats->hp;	2925	my $x = $exit->stats->hp;
2766	my $y = $exit->stats->sp;	2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
2767		2948
2768	$self->goto ($map, $x, $y);	2949	$self->goto ($map, $x, $y);
2769		2950
2770	# if exit is damned, update players death & WoR home-position	2951	# if exit is damned, update players death & WoR home-position
2771	$self->contr->savebed ($map, $x, $y)	2952	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2953	if $exit->flag (cf::FLAG_DAMNED);
2773		2954
2774	1	2955	1
2775	}) {	2956	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2778	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2961
2781	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2782	$self->leave_link;	2963	$self->leave_link;
2783	}	2964	}
2784	})->prio (1);	2965	})->prio (1);
2785	}	2966	}
2786		2967
…		…
2798	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2800		2981
2801	utf8::encode $text;	2982	utf8::encode $text;
2802	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2984	}
		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
2803	}	3009	}
2804		3010
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		3012
2807	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2811		3017
2812	=cut	3018	=cut
2813		3019
2814	# non-persistent channels (usually the info channel)	3020	# non-persistent channels (usually the info channel)
2815	our %CHANNEL = (	3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
2816	"c/identify" => {	3028	"c/identify" => {
2817	id => "infobox",	3029	id => "infobox",
2818	title => "Identify",	3030	title => "Identify",
2819	reply => undef,	3031	reply => undef,
2820	tooltip => "Items recently identified",	3032	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	3034	"c/examine" => {
2823	id => "infobox",	3035	id => "infobox",
2824	title => "Examine",	3036	title => "Examine",
2825	reply => undef,	3037	reply => undef,
2826	tooltip => "Signs and other items you examined",	3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
2827	},	3045	},
2828	"c/book" => {	3046	"c/book" => {
2829	id => "infobox",	3047	id => "infobox",
2830	title => "Book",	3048	title => "Book",
2831	reply => undef,	3049	reply => undef,
…		…
2847	id => "infobox",	3065	id => "infobox",
2848	title => "Body Parts",	3066	title => "Body Parts",
2849	reply => undef,	3067	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	3068	tooltip => "Shows which body parts you posess and are available",
2851	},	3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
2852	"c/uptime" => {	3106	"c/uptime" => {
2853	id => "infobox",	3107	id => "infobox",
2854	title => "Uptime",	3108	title => "Uptime",
2855	reply => undef,	3109	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	3110	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	3119	id => "party",
2866	title => "Party",	3120	title => "Party",
2867	reply => "gsay ",	3121	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	3122	tooltip => "Messages and chat related to your party",
2869	},	3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
2870	);	3132	);
2871		3133
2872	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2874		3136
2875	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2876		3139
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		3141
2879	# check predefined channels, for the benefit of C	3142	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	3143	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	3144	$channel = $CHANNEL{$channel};
2882		3145
2883	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	3147	$channel = $channel->{id};
2887		3148
2888	} elsif (ref $channel) {	3149	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	3153	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	3154	}
2895		3155
2896	$channel = $channel->{id};	3156	$channel = $channel->{id};
2897	}	3157	}
2898		3158
2899	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2900		3160
2901	if ($self->can_msg) {
2902	# default colour, mask it out	3161	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	3163	if $color & cf::NDI_DEF;
2905		3164
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	3168	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		3169
2920	$color &= cf::NDI_COLOR_MASK;	3170	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	3171	}
2934		3172
2935	=item $client->ext_msg ($type, @msg)	3173	=item $client->ext_msg ($type, @msg)
2936		3174
2937	Sends an ext event to the client.	3175	Sends an ext event to the client.
…		…
2940		3178
2941	sub cf::client::ext_msg($$@) {	3179	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	3180	my ($self, $type, @msg) = @_;
2943		3181
2944	if ($self->extcmd == 2) {	3182	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	3184	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	3185	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	3187	}
2950	}	3188	}
2951		3189
2952	=item $client->ext_reply ($msgid, @msg)	3190	=item $client->ext_reply ($msgid, @msg)
2953		3191
…		…
2957		3195
2958	sub cf::client::ext_reply($$@) {	3196	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3197	my ($self, $id, @msg) = @_;
2960		3198
2961	if ($self->extcmd == 2) {	3199	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3201	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3202	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3203	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3205	}
2968	}	3206	}
2969		3207
2970	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2971		3209
…		…
3042		3280
3043	$ns->ext_reply ($reply, @reply)	3281	$ns->ext_reply ($reply, @reply)
3044	if $reply;	3282	if $reply;
3045		3283
3046	} else {	3284	} else {
3047	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3048	}	3286	}
3049		3287
3050	cf::override;	3288	cf::override;
3051	},	3289	},
3052	);	3290	);
…		…
3072		3310
3073	$coro	3311	$coro
3074	}	3312	}
3075		3313
3076	cf::client->attach (	3314	cf::client->attach (
3077	on_destroy => sub {	3315	on_client_destroy => sub {
3078	my ($ns) = @_;	3316	my ($ns) = @_;
3079		3317
3080	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3081	},	3319	},
3082	);	3320	);
…		…
3098	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
3099		3337
3100	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
3101		3339
3102	$safe->permit_only (Opcode::opset qw(	3340	$safe->permit_only (Opcode::opset qw(
3103	:base_core :base_mem :base_orig :base_math	3341	:base_core :base_mem :base_orig :base_math :base_loop
3104	grepstart grepwhile mapstart mapwhile	3342	grepstart grepwhile mapstart mapwhile
3105	sort time	3343	sort time
3106	));	3344	));
3107		3345
3108	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
…		…
3112	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
3113		3351
3114	cf::object	3352	cf::object
3115	contr pay_amount pay_player map x y force_find force_add destroy	3353	contr pay_amount pay_player map x y force_find force_add destroy
3116	insert remove name archname title slaying race decrease split	3354	insert remove name archname title slaying race decrease split
		3355	value
3117		3356
3118	cf::object::player	3357	cf::object::player
3119	player	3358	player
3120		3359
3121	cf::player	3360	cf::player
…		…
3127	=cut	3366	=cut
3128		3367
3129	for (	3368	for (
3130	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3131	insert remove inv nrof name archname title slaying race	3370	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3371	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
3136	) {	3375	) {
3137	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3140	for @funs;	3378	for @funs;
3141	}	3379	}
3142		3380
…		…
3157		3395
3158	my $qcode = $code;	3396	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
3161		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
3162	local $_;	3403	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;
3164		3404
3165	my $eval =	3405	my $eval =
3166	"do {\n"	3406	"do {\n"
3167	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3168	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
3169	. $code	3409	. $code
3170	. "\n}"	3410	. "\n}"
3171	;	3411	;
3172		3412
		3413	if ($CFG{safe_eval}) {
3173	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
3174	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3175	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
3176		3422
3177	if ($@) {	3423	if ($@) {
3178	warn "$@";	3424	warn "$@",
3179	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
3180	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
3181	}	3427	}
3182		3428
3183	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
3184	}	3430	}
3185		3431
…		…
3199	=cut	3445	=cut
3200		3446
3201	sub register_script_function {	3447	sub register_script_function {
3202	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
3203		3449
3204	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
3205	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
3206	}	3452	}
3207		3453
3208	=back	3454	=back
3209		3455
3210	=cut	3456	=cut
…		…
3219	# for this (global event?)	3465	# for this (global event?)
3220	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
3221		3467
3222	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3223		3469
3224	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
3225		3471
3226	my $facedata;	3472	my $facedata = decode_storable load_file $path;
3227	0 < aio_load $path, $facedata
3228	or die "$path: $!";
3229
3230	$facedata = Coro::Storable::thaw $facedata;
3231		3473
3232	$facedata->{version} == 2	3474	$facedata->{version} == 2
3233	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
3234		3476
3235	# patch in the exptable	3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3236	$facedata->{resource}{"res/exp_table"} = {	3479	$facedata->{resource}{"res/exp_table"} = {
3237	type => FT_RSRC,	3480	type => FT_RSRC,
3238	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
3239	};	3483	};
3240	cf::cede_to_tick;	3484	cf::cede_to_tick;
3241		3485
3242	{	3486	{
3243	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
…		…
3245	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
3246	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3247		3491
3248	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
3249	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
3250	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3251	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3252		3497
3253	cf::cede_to_tick;	3498	cf::cede_to_tick;
3254	}	3499	}
3255		3500
3256	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
…		…
3261		3506
3262	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
3263	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
3264	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3265	} else {	3510	} else {
3266	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
3267	}	3512	}
3268		3513
3269	cf::cede_to_tick;	3514	cf::cede_to_tick;
3270	}	3515	}
3271	}	3516	}
…		…
3280		3525
3281	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
3282	}	3527	}
3283		3528
3284	{	3529	{
3285	# TODO: for gcfclient pleasure, we should give resources
3286	# that gcfclient doesn't grok a >10000 face index.
3287	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
3288		3531
3289	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
3290	if (defined $info->{type}) {	3533	if (defined $info->{type}) {
3291	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3292	my $data;
3293		3535
3294	if ($info->{type} & 1) {	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3295	# prepend meta info
3296
3297	my $meta = $enc->encode ({
3298	name => $name,
3299	%{ $info->{meta} || {} },
3300	});
3301
3302	$data = pack "(w/a*)*", $meta, $info->{data};
3303	} else {
3304	$data = $info->{data};
3305	}
3306
3307	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3308	cf::face::set_type $idx, $info->{type};	3537	cf::face::set_type $idx, $info->{type};
3309	} else {	3538	} else {
3310	$RESOURCE{$name} = $info;	3539	$RESOURCE{$name} = $info; # unused
3311	}	3540	}
3312		3541
3313	cf::cede_to_tick;	3542	cf::cede_to_tick;
3314	}	3543	}
3315	}	3544	}
3316		3545
3317	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3318		3547
3319	1	3548	1
3320	}	3549	}
3321
3322	cf::global->attach (on_resource_update => sub {
3323	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3324	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3325
3326	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3327	my $sound = $soundconf->{compat}[$_]
3328	or next;
3329
3330	my $face = cf::face::find "sound/$sound->[1]";
3331	cf::sound::set $sound->[0] => $face;
3332	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3333	}
3334
3335	while (my ($k, $v) = each %{$soundconf->{event}}) {
3336	my $face = cf::face::find "sound/$v";
3337	cf::sound::set $k => $face;
3338	}
3339	}
3340	});
3341		3550
3342	register_exticmd fx_want => sub {	3551	register_exticmd fx_want => sub {
3343	my ($ns, $want) = @_;	3552	my ($ns, $want) = @_;
3344		3553
3345	while (my ($k, $v) = each %$want) {	3554	while (my ($k, $v) = each %$want) {
…		…
3384	sub reload_treasures {	3593	sub reload_treasures {
3385	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
3386	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
3387	}	3596	}
3388		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
3389	sub reload_resources {	3618	sub reload_resources {
3390	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
3391		3620
		3621	reload_exp_table;
		3622	reload_materials;
3392	reload_facedata;	3623	reload_facedata;
		3624	reload_sound;
3393	reload_archetypes;	3625	reload_archetypes;
3394	reload_regions;	3626	reload_regions;
3395	reload_treasures;	3627	reload_treasures;
3396		3628
3397	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
3398	}
3399
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}	3630	}
3405		3631
3406	sub reload_config {	3632	sub reload_config {
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3633	trace "reloading config file...\n";
3408	or return;
3409		3634
3410	local $/;	3635	my $config = load_file "$CONFDIR/config";
3411	*CFG = YAML::Load <$fh>;	3636	utf8::decode $config;
		3637	*CFG = decode_yaml $config;
3412		3638
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3640
3415	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3416	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3417		3643
3418	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
3422	};	3648	};
3423	warn $@ if $@;	3649	warn $@ if $@;
3424	}	3650	}
3425	}	3651	}
3426		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
3427	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
3428	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
3430	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3431	(async {	3694	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3696	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
3435	};	3698	};
3436		3699
3437	{	3700	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
3439	reload_config;	3712	reload_config;
3440	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
3441	load_extensions;	3723	load_extensions;
3442		3724
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3725	utime time, time, $RUNTIMEFILE;
		3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
3444	}	3732	};
3445		3733
3446	EV::loop;	3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
3447	}	3743	}
3448		3744
3449	#############################################################################	3745	#############################################################################
3450	# initialisation and cleanup	3746	# initialisation and cleanup
3451		3747
3452	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
3453	BEGIN {	3749	BEGIN {
3454	our %SIGWATCHER = ();	3750	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
3458	};	3754	};
3459	}	3755	}
3460	}	3756	}
3461		3757
3462	sub write_runtime_sync {	3758	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
3464		3760
3465	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
3467		3763
3468	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3765
3470	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
3471		3767
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3769	or return;
3474		3770
3475	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
3488		3784
3489	close $fh	3785	close $fh
3490	or return;	3786	or return;
3491		3787
3492	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3789	and return;
3494		3790
3495	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3792
3497	1	3793	1
3498	}	3794	}
3499		3795
3500	our $uuid_lock;	3796	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3805	my $uuid = "$LOCALDIR/uuid";
3510		3806
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3808	or return;
3513		3809
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
3515	$uuid_skip = 0;	3818	$uuid_skip = 0;
3516		3819
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3821	and return;
3519		3822
…		…
3525	or return;	3828	or return;
3526		3829
3527	aio_rename "$uuid~", $uuid	3830	aio_rename "$uuid~", $uuid
3528	and return;	3831	and return;
3529		3832
3530	warn "uuid file written ($value).\n";	3833	trace "uuid file written ($value).\n";
3531		3834
3532	1	3835	1
3533		3836
3534	}	3837	}
3535		3838
…		…
3541	}	3844	}
3542		3845
3543	sub emergency_save() {	3846	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
3545		3848
3546	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
3547		3855
3548	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
3549	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3865	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3867	$pl->save;
3558	}	3868	}
3559	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
3560		3870
3561	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3876	$map->valid or next;
3565	$map->save;	3877	$map->save;
3566	}	3878	}
3567	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
3568		3880
3569	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
3572		3886
3573	warn "begin write uuid\n";	3887	info "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3888	write_uuid_sync 1;
3575	warn "end write uuid\n";	3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
3576	};	3909	};
3577		3910
3578	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
3579	}	3912	}
3580		3913
3581	sub post_cleanup {	3914	sub post_cleanup {
3582	my ($make_core) = @_;	3915	my ($make_core) = @_;
3583		3916
		3917	IO::AIO::flush;
		3918
3584	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3585	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
		3924	}
		3925
		3926	# a safer delete_package, copied from Symbol
		3927	sub clear_package($) {
		3928	my $pkg = shift;
		3929
		3930	# expand to full symbol table name if needed
		3931	unless ($pkg =~ /^main::.*::$/) {
		3932	$pkg = "main$pkg" if $pkg =~ /^::/;
		3933	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3934	$pkg .= '::' unless $pkg =~ /::$/;
		3935	}
		3936
		3937	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3938	my $stem_symtab = *{$stem}{HASH};
		3939
		3940	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3941	or return;
		3942
		3943	# clear all symbols
		3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3945	for my $name (keys %$leaf_symtab) {
		3946	_gv_clear *{"$pkg$name"};
		3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3948	}
3586	}	3949	}
3587		3950
3588	sub do_reload_perl() {	3951	sub do_reload_perl() {
3589	# can/must only be called in main	3952	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3591	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3592	return;	3955	return;
3593	}	3956	}
3594		3957
3595	warn "reloading...";	3958	return if $RELOAD++;
3596		3959
3597	warn "entering sync_job";	3960	my $t1 = AE::time;
3598		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
3599	cf::sync_job {	3968	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3969	#cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark
3603		3970
3604	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;
3606
3607	# if anything goes wrong in here, we should simply crash as we already saved
3608
3609	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;
3615	warn "iterate...";
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();	3973	%EXT_CORO = ();
3623		3974
3624	warn "removing commands";	3975	trace "perl_reload: removing commands";
3625	%COMMAND = ();	3976	%COMMAND = ();
3626		3977
3627	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3628	%EXTCMD = ();	3979	%EXTCMD = ();
3629	%EXTICMD = ();	3980	%EXTICMD = ();
3630		3981
3631	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3634		3985
3635	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3636	eval {	3987	eval {
3637	$cb->($pkg);	3988	$cb->($pkg);
3638	1	3989	1
3639	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
		3991	}
		3992
		3993	trace "... clearing $pkg";
		3994	clear_package $pkg;
3640	}	3995	}
3641		3996
3642	warn "... nuking $pkg";
3643	Symbol::delete_package $pkg;
3644	}
3645
3646	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3647	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		4000
3650	warn "... unloading $k";	4001	trace "... unloading $k";
3651	delete $INC{$k};	4002	delete $INC{$k};
3652		4003
3653	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3655		4006
3656	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3657	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3658	}	4012	}
3659		4013
3660	Symbol::delete_package $k;
3661	}
3662
3663	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3665	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3666		4017
3667	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		4021
3671	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3672	# and global variables created in xs	4023	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3674		4025
3675	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3676		4027
3677	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3678	require cf;	4029	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3680		4031
3681	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3682	cf::reload_config;	4033	cf::reload_config;
3683		4034
3684	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3685	cf::load_extensions;	4036	cf::load_extensions;
3686		4037
		4038	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3690	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3693		4046
3694	warn "leaving sync_job";	4047	cf::_post_init 1;
3695		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3696	1	4051	1
3697	} or do {	4052	} or do {
3698	warn $@;	4053	error $@;
3699	cf::cleanup "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
		4055	};
		4056
		4057	--$RELOAD;
3700	};	4058	}
3701		4059
3702	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3703	};	4062	};
3704		4063
3705	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3706		4065
3707	sub reload_perl() {	4066	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3710		4069
		4070	$RELOAD_WATCHER ||= cf::async {
		4071	Coro::AIO::aio_wait cache_extensions;
		4072
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4074	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
		4076	};
3714	};	4077	};
3715	}	4078	}
3716		4079
3717	register_command "reload" => sub {	4080	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4087	reload_perl;
3725	};	4088	};
3726	}	4089	}
3727	};	4090	};
3728		4091
3729	unshift @INC, $LIBDIR;	4092	#############################################################################
3730		4093
3731	my $bug_warning = 0;	4094	my $bug_warning = 0;
3732		4095
3733	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3735		4098
3736	sub wait_for_tick {	4099	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		4101
3739	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	4104	$signal->wait;
3742	}	4105	}
3743		4106
3744	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		4109
3747	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4112	$signal->wait;
3750	}	4113	}
…		…
3756	return;	4119	return;
3757	}	4120	}
3758		4121
3759	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3760		4123
		4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4125
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4128	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4129	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4130	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4131	or error "ERROR: unable to write runtime file: $!";
3767	};	4132	};
3768	}	4133	}
3769		4134
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4136	$sig->send;
…		…
3779		4144
3780	if (0) {	4145	if (0) {
3781	if ($NEXT_TICK) {	4146	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4147	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4149	debug "jitter $JITTER\n";#d#
3785	}	4150	}
3786	}	4151	}
3787	}	4152	}
3788		4153
3789	{	4154	{
3790	# configure BDB	4155	# configure BDB
3791		4156
3792	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4158	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4159	$AnyEvent::BDB::WATCHER->priority (1);
3795		4160
3796	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| BDB::LOG_AUTOREMOVE, 1);	4164	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4165	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4168
3803	cf::sync_job {	4169	cf::sync_job {
3804	eval {	4170	eval {
…		…
3830	{	4196	{
3831	# configure IO::AIO	4197	# configure IO::AIO
3832		4198
3833	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4201	undef $AnyEvent::AIO::WATCHER;
3836	}	4202	}
3837		4203
3838	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3839		4206
3840	sub _log_backtrace {	4207	sub _log_backtrace {
3841	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3842		4209
3843	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3844		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3845	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3847	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3848	async {	4220	async {
3849	$Coro::current->{desc} = "abt $msg";	4221	$Coro::current->{desc} = "abt $msg";
3850		4222
3851	my @bt = fork_call {	4223	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4235	}
3864		4236
3865	@funcs	4237	@funcs
3866	};	4238	};
3867		4239
3868	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4243	--$_log_backtrace;
3871	};	4244	};
3872	} else {	4245	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3875	}	4248	}
3876	}	4249	}
3877		4250
3878	# load additional modules	4251	# load additional modules
3879	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3880		4254
3881	END { cf::emergency_save }	4255	END { cf::emergency_save }
3882		4256
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4257	1
3886		4258

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