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Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC vs.
Revision 1.567 by root, Mon May 2 16:16:00 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 3.2;	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 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		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;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		75
65	$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" };
66		78
67	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;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
92	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;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
107		134
108	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	136	our $RUNTIME;
110	our $NOW;	137	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	148	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
123		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
124	binmode STDOUT;	156	binmode STDOUT;
125	binmode STDERR;	157	binmode STDERR;
126		158
127	# read virtual server time, if available	159	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
132	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
133		167
134	mkdir $_	168	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		170
137	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
138		172
139	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::"} };
140		189
141	#############################################################################	190	#############################################################################
142		191
143	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
144		193
…		…
186	from wherever your confdir points to.	235	from wherever your confdir points to.
187		236
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		238
190	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
191	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
192	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.
193		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
194	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
195		249
196	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
197	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
198	that call.	252	that call.
199		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
200	=back	260	=back
201		261
202	=cut	262	=cut
203		263
204	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
205	*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 {
206	my $msg = join "", @_;	271	my $msg = join "", @_;
207		272
208	$msg .= "\n"	273	$msg .= "\n"
209	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
210		275
211	$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;
212		277
213	LOG llevError, $msg;	278	LOG llevWarn, $msg;
214	};	279	};
215	}
216		280
217	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
219		283
220	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	288	return;#d#
223	}#d#	289	}#d#
224		290
225	# kill coroutine otherwise	291	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	292	Coro::terminate
228	};	293	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		294
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	305	for my $pkg (qw(
243	cf::global cf::attachable	306	cf::global cf::attachable
244	cf::object cf::object::player	307	cf::object cf::object::player
245	cf::client cf::player	308	cf::client cf::player
246	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
247	cf::map cf::party cf::region	311	cf::party cf::region
248	)) {	312	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	314	}
252		315
253	$EV::DIED = sub {	316	$EV::DIED = sub {
254	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
255	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
256		324
257	#############################################################################	325	#############################################################################
258		326
259	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
260		328
…		…
281	$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;
282	$d	350	$d
283	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
284	}	352	}
285		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
286	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
287		369
288	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
289		371
290	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
296	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
297		379
298	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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
301	=item cf::lock_wait $string	445	=item cf::lock_wait $string
302		446
303	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
304		448
305	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
306		450
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
310	returned.	454	returned.
311		455
312	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
313	deadlocked coro.	457	deadlocked coro.
…		…
319		463
320	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.
321		465
322	=cut	466	=cut
323		467
324	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		469
327	sub lock_wait($) {	470	sub lock_wait($) {
328	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	472	}
341		473
342	sub lock_acquire($) {	474	sub lock_acquire($) {
343	my ($key) = @_;	475	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	476	}
357		477
358	sub lock_active($) {	478	sub lock_active($) {
359	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	480	}
363		481
364	sub freeze_mainloop {	482	sub freeze_mainloop {
365	tick_inhibit_inc;	483	tick_inhibit_inc;
366		484
367	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
368	}	486	}
369		487
370	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
371		489
372	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
373	get spread over timer.	491	get spread over time.
374		492
375	=cut	493	=cut
376		494
377	sub periodic($$) {	495	sub periodic($$) {
378	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
383	}	501	}
384		502
385	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
386		504
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	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
389	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.
390		512
391	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
392	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
393		515
394	Useful for short background jobs.	516	Useful for short background jobs.
395		517
396	=cut	518	=cut
397		519
398	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
400		523
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
404		527
405	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
406		530
407	while () {	531	while () {
408	next_job:	532	next_job:
		533
409	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	535
411	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	540	$job->[2]->send;
415	Coro::cede;	541	Coro::cede;
416	goto next_job;	542	goto next_job;
417	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	545	}
419	}	546	}
420		547
421	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
422	# 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
423	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	551	$signal->wait;
425	} else {	552	} else {
		553	$busy = 0;
426	Coro::schedule;	554	Coro::schedule;
427	}	555	}
428	}	556	}
429	};	557	};
430		558
431	sub get_slot($;$$) {	559	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
433		561
434	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
435		563
436	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
437	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
438		567
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
467	=cut	596	=cut
468		597
469	sub sync_job(&) {	598	sub sync_job(&) {
470	my ($job) = @_;	599	my ($job) = @_;
471		600
472	if ($Coro::current == $Coro::main) {	601	if (in_main) {
473	my $time = EV::time;	602	my $time = AE::time;
474		603
475	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
477		606
478	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
479		608
480	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
481		610
482	my $busy = 1;	611	my $busy = 1;
483	my @res;	612	my @res;
484		613
485	(async {	614	(async {
486	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	616	@res = eval { $job->() };
488	warn $@ if $@;	617	error $@ if $@;
489	undef $busy;	618	undef $busy;
490	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
491		620
492	while ($busy) {	621	while ($busy) {
493	if (Coro::nready) {	622	if (Coro::nready) {
…		…
495	} else {	624	} else {
496	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
497	}	626	}
498	}	627	}
499		628
500	my $time = EV::time - $time;	629	my $time = AE::time - $time;
501		630
502	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
503		632
504	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
505	} else {	634	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
528		657
529	$coro	658	$coro
530	}	659	}
531		660
532	=item fork_call { }, $args	661	=item fork_call { }, @args
533		662
534	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
535	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
536	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
537	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
538		667
539	=cut	668	=cut
540		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
541	sub fork_call(&@) {	674	sub fork_call(&@) {
542	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
543		676
544	# 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,
545	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
547		680
548	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
549	reset_signals;	682	cf::post_fork;
550	&$cb	683	&$cb
551	}, @args;	684	} @args;
552		685
553	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	)
554	}	698	}
555		699
556	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
557		701
558	=cut	702	=cut
…		…
595	within each server.	739	within each server.
596		740
597	=cut	741	=cut
598		742
599	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
600	my ($name) = @_;	747	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
602		749
603	eval {	750	eval {
604	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
614	}	761	}
615		762
616	our $DB;	763	our $DB;
617		764
618	sub db_init {	765	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	766	$DB ||= db_table "db";
621	};
622	}	767	}
623		768
624	sub db_get($$) {	769	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
626		771
627	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
628	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
629		776
630	$! ? ()	777	$! ? ()
631	: $data	778	: $data
632	}
633	}	779	}
634		780
635	sub db_put($$$) {	781	sub db_put($$$) {
636	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		811
666	my @data;	812	my @data;
667	my $md5;	813	my $md5;
668		814
669	for (0 .. $#$src) {	815	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	817	}
673		818
674	# if processing is expensive, check	819	# if processing is expensive, check
675	# checksum first	820	# checksum first
676	if (1) {	821	if (1) {
…		…
693		838
694	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	840	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
697		842
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		844
700	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
703		848
…		…
713		858
714	=cut	859	=cut
715		860
716	sub datalog($@) {	861	sub datalog($@) {
717	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	864	}
720		865
721	=back	866	=back
722		867
723	=cut	868	=cut
724		869
725	#############################################################################	870	#############################################################################
726		871
727	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
728		873
729	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
730	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")
731	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
732		877
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
785		930
786	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
787	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
788		933
789	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
790	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.
791		936
792	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
793		938
794	=over 4	939	=over 4
…		…
918		1063
919	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1066
922	} elsif (ref $type) {	1067	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
924		1069
925	} else {	1070	} else {
926	shift @arg;	1071	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
928	}	1073	}
929	}	1074	}
930	}	1075	}
931		1076
932	sub _object_attach {	1077	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
943	}	1088	}
944		1089
945	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
946	} else {	1091	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1093	}
949		1094
950	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
951	}	1096	}
952		1097
…		…
1011		1156
1012	for (@$callbacks) {	1157	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1014		1159
1015	if ($@) {	1160	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1162	override;
1019	}	1163	}
1020		1164
1021	return 1 if $override;	1165	return 1 if $override;
1022	}	1166	}
…		…
1085		1229
1086	sub reattach {	1230	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1231	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1232	my ($obj) = @_;
1089		1233
		1234	# no longer needed after getting rid of delete_package?
1090	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
1091		1236
1092	my $registry = $obj->registry;	1237	my $registry = $obj->registry;
1093		1238
1094	@$registry = ();	1239	@$registry = ();
1095		1240
…		…
1100	for (@$attach) {	1245	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1103	}	1248	}
1104	} else {	1249	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1251	}
1107	}	1252	}
1108	}	1253	}
1109		1254
1110	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1138		1283
1139	sync_job {	1284	sync_job {
1140	if (length $$rdata) {	1285	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1144		1290
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	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	}
1149	aio_close $fh;	1298	aio_close $fh;
1150		1299
1151	if (@$objs) {	1300	if (@$objs) {
1152	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) {
1153	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	aio_close $fh;	1309	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1311	}
1160	} else {	1312	} else {
1161	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1162	}	1314	}
1163		1315
1164	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1320	} else {
1166	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1167	}	1322	}
1168	} else {	1323	} else {
1169	aio_unlink $filename;	1324	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1171	}	1326	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1351	$av = $st->{objs};
1197	}	1352	}
1198		1353
1199	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1202		1358
1203	($data, $av)	1359	($data, $av)
1204	}	1360	}
1205		1361
1206	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1263		1419
1264	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1265	}	1421	}
1266		1422
		1423	use File::Glob ();
		1424
1267	cf::player->attach (	1425	cf::player->attach (
1268	on_command => sub {	1426	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1270		1428
1271	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1272	or return;	1430	or return;
1273		1431
…		…
1296		1454
1297	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1456	if $reply;
1299		1457
1300	} else {	1458	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1460	}
1303		1461
1304	cf::override;	1462	cf::override;
1305	},	1463	},
1306	);	1464	);
1307		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
1308	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1309	cf::sync_job {	1482	cf::sync_job {
1310	my %todo;	1483	my %todo;
1311		1484
1312	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1486	next unless -r $path;
…		…
1331		1504
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1507
1335	$ext{source} =	1508	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1338	. $source	1511	. $source
1339	. "\n};\n1";	1512	. "\n};\n1";
1340		1513
1341	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1342	}	1515	}
1343		1516
		1517	my $pass = 0;
1344	my %done;	1518	my %done;
1345	while (%todo) {	1519	while (%todo) {
1346	my $progress;	1520	my $progress;
1347		1521
		1522	++$pass;
		1523
		1524	ext:
1348	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1527	next ext
1351	unless exists $done{$_};	1528	unless exists $done{$_};
1352	}	1529	}
1353		1530
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1532
1356	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1537
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1539	if exists $v->{meta}{mandatory};
1364		1540
1365	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;
1366	}	1550	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1551	}
1372		1552
1373	skip:	1553	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1376	}	1563	}
1377	};	1564	};
1378	}	1565	}
1379		1566
1380	#############################################################################	1567	#############################################################################
1381		1568
1382	=back	1569	=back
1383		1570
1384	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1385		1572
1386	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1387		1574
1388	=cut	1575	=cut
1389		1576
1390	package cf::player;	1577	package cf::player;
1391		1578
…		…
1434		1621
1435	sub exists($) {	1622	sub exists($) {
1436	my ($login) = @_;	1623	my ($login) = @_;
1437		1624
1438	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1440	}	1627	}
1441		1628
1442	sub find($) {	1629	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1631	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1465	}	1652	}
1466	}	1653	}
1467	}	1654	}
1468		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($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
1469	sub save($) {	1669	sub save($) {
1470	my ($pl) = @_;	1670	my ($pl) = @_;
1471		1671
1472	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1473		1673
…		…
1478		1678
1479	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1481		1681
1482	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];
1483		1686
1484	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1688	cf::cede_to_tick;
1486	}	1689	}
1487		1690
…		…
1519	my ($pl) = @_;	1722	my ($pl) = @_;
1520		1723
1521	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1522		1725
1523	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1524	$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
1525		1728
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1730	$pl->deactivate;
		1731
1528	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;
1529	$pl->ob->check_score;
1530	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1531	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1532		1737
1533	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1534	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1535	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1589	\@logins	1794	\@logins
1590	}	1795	}
1591		1796
1592	=item $player->maps	1797	=item $player->maps
1593		1798
		1799	=item cf::player::maps $login
		1800
1594	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1595	player. May block.	1802	player. May block.
1596		1803
1597	=cut	1804	=cut
1598		1805
…		…
1615	}	1822	}
1616		1823
1617	\@paths	1824	\@paths
1618	}	1825	}
1619		1826
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1828
1622	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1830
1713	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1714		1832
1715	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1716		1834
…		…
1748		1866
1749	=cut	1867	=cut
1750		1868
1751	sub find_by_path($) {	1869	sub find_by_path($) {
1752	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1753		1873
1754	my ($match, $specificity);	1874	my ($match, $specificity);
1755		1875
1756	for my $region (list) {	1876	for my $region (list) {
1757	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1786	sub generate_random_map {	1906	sub generate_random_map {
1787	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1788		1908
1789	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
1790		1910
1791	# mit "rum" bekleckern, nicht
1792	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1793	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1794	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1795	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1796	$rmp->{exit_on_final_map},
1797	$rmp->{xsize}, $rmp->{ysize},
1798	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1799	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1800	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1801	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1802	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1803	(cf::region::find $rmp->{region}), $rmp->{custom}
1804	)
1805	}	1912	}
1806		1913
1807	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1808		1915
1809	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
…		…
1814		1921
1815	sub register {	1922	sub register {
1816	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1817	my $pkg = caller;	1924	my $pkg = caller;
1818		1925
1819	no strict;
1820	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1821		1927
1822	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1823	}	1929	}
1824		1930
1825	# also paths starting with '/'	1931	# also paths starting with '/'
1826	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1827		1933
1828	sub thawer_merge {	1934	sub thawer_merge {
1829	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1830		1936
1831	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1836	}	1942	}
1837		1943
1838	sub normalise {	1944	sub normalise {
1839	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1840		1946
1841	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1842		1948
1843	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1844		1950
1845	# map plan:	1951	# map plan:
1846	#	1952	#
…		…
1861	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1862	$path = "$base/$path";	1968	$path = "$base/$path";
1863	}	1969	}
1864		1970
1865	for ($path) {	1971	for ($path) {
1866	redo if s{//}{/};
1867	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1868	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1869	}	1974	}
1870		1975
1871	$path	1976	$path
…		…
1885	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1886	return $self;	1991	return $self;
1887	}	1992	}
1888	}	1993	}
1889		1994
1890	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1891	()	1996	()
1892	}	1997	}
1893		1998
		1999	# may re-bless or do other evil things
1894	sub init {	2000	sub init {
1895	my ($self) = @_;	2001	my ($self) = @_;
1896		2002
1897	$self	2003	$self
1898	}	2004	}
…		…
1929		2035
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1932	}	2038	}
1933		2039
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}
1942
1943	sub decay_objects {	2040	sub decay_objects {
1944	my ($self) = @_;	2041	my ($self) = @_;
1945		2042
1946	return if $self->{deny_reset};	2043	return if $self->{deny_reset};
1947		2044
…		…
1972	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1973		2070
1974	1	2071	1
1975	}	2072	}
1976		2073
		2074	# used to laod the header of an original map
1977	sub load_header_orig {	2075	sub load_header_orig {
1978	my ($self) = @_;	2076	my ($self) = @_;
1979		2077
1980	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1981	}	2079	}
1982		2080
		2081	# used to laod the header of an instantiated map
1983	sub load_header_temp {	2082	sub load_header_temp {
1984	my ($self) = @_;	2083	my ($self) = @_;
1985		2084
1986	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1987	}	2086	}
1988		2087
		2088	# called after loading the header from an instantiated map
1989	sub prepare_temp {	2089	sub prepare_temp {
1990	my ($self) = @_;	2090	my ($self) = @_;
1991		2091
1992	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1993	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
1994	# safety	2094	# safety
1995	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
1996	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
1997	}	2097	}
1998		2098
		2099	# called after loading the header from an original map
1999	sub prepare_orig {	2100	sub prepare_orig {
2000	my ($self) = @_;	2101	my ($self) = @_;
2001		2102
2002	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
2003	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2027		2128
2028	sub find;	2129	sub find;
2029	sub find {	2130	sub find {
2030	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
2031		2132
		2133	cf::cede_to_tick;
		2134
2032	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
2033		2136
2034	cf::lock_wait "map_data:$path";#d#remove	2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
2036		2139
2037	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
2042	or return;	2142	or return;
2043		2143
2044	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
2045		2145
…		…
2057		2157
2058	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
2059	}	2159	}
2060	}	2160	}
2061		2161
2062	sub pre_load { }	2162	sub pre_load { }
2063	sub post_load { }	2163	#sub post_load { } # XS
2064		2164
2065	sub load {	2165	sub load {
2066	my ($self) = @_;	2166	my ($self) = @_;
2067		2167
2068	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2080	$self->alloc;	2180	$self->alloc;
2081		2181
2082	$self->pre_load;	2182	$self->pre_load;
2083	cf::cede_to_tick;	2183	cf::cede_to_tick;
2084		2184
		2185	if (exists $self->{load_path}) {
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2186	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2187	$f->skip_block;
2087	$self->_load_objects ($f)	2188	$self->_load_objects ($f)
2088	or return;	2189	or return;
2089		2190
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2191	$self->post_load_original
2091	if delete $self->{load_original};	2192	if delete $self->{load_original};
2092		2193
2093	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2195	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2196	unless (aio_stat $uniq) {
2096	if (my $f = new_from_file cf::object::thawer $uniq) {	2197	if (my $f = new_from_file cf::object::thawer $uniq) {
2097	$self->clear_unique_items;	2198	$self->clear_unique_items;
2098	$self->_load_objects ($f);	2199	$self->_load_objects ($f);
2099	$f->resolve_delayed_derefs;	2200	$f->resolve_delayed_derefs;
		2201	}
2100	}	2202	}
2101	}	2203	}
2102	}
2103		2204
2104	$f->resolve_delayed_derefs;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
2105		2210
2106	cf::cede_to_tick;	2211	cf::cede_to_tick;
2107	# now do the right thing for maps	2212	# now do the right thing for maps
2108	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
2109	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
2113	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2219	$self->decay_objects;
2115	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
2116	$self->update_buttons;	2221	$self->update_buttons;
2117	cf::cede_to_tick;	2222	cf::cede_to_tick;
2118	$self->set_darkness_map;
2119	cf::cede_to_tick;
2120	$self->activate;	2223	$self->activate;
2121	}	2224	}
2122		2225
2123	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
2125		2228
2126	$self->in_memory (cf::MAP_ACTIVE);	2229	$self->in_memory (cf::MAP_ACTIVE);
2127	}	2230	}
2128		2231
2129	$self->post_load;	2232	$self->post_load;
2130	}
2131		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
2132	sub customise_for {	2240	sub customise_for {
2133	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
2134		2242
2135	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
2136	if $self->per_player;	2244	if $self->per_player;
…		…
2152	or next;	2260	or next;
2153	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
2154	or next;	2262	or next;
2155	$neigh->load;	2263	$neigh->load;
2156		2264
		2265	# now find the diagonal neighbours
2157	push @neigh,	2266	push @neigh,
2158	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2159	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2160	}	2269	}
2161		2270
…		…
2168	}	2277	}
2169		2278
2170	sub find_sync {	2279	sub find_sync {
2171	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
2172		2281
2173	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, $origin
2174	}	2286	}
2175		2287
2176	sub do_load_sync {	2288	sub do_load_sync {
2177	my ($map) = @_;	2289	my ($map) = @_;
2178		2290
2179	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2180	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
2181		2293
2182	cf::sync_job { $map->load };	2294	$map->load;
2183	}	2295	}
2184		2296
2185	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
2186	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
2187		2299
2188	sub find_async {	2300	sub find_async {
2189	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
2190		2302
2191	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2192		2304
2193	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2194	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2195	}	2307	}
2196		2308
…		…
2213	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2214		2326
2215	()	2327	()
2216	}	2328	}
2217		2329
		2330	# common code, used by both ->save and ->swapout
2218	sub save {	2331	sub _save {
2219	my ($self) = @_;	2332	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222		2333
2223	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2224		2335
2225	return unless $self->dirty;	2336	return unless $self->dirty;
2226		2337
…		…
2246	} else {	2357	} else {
2247	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2248	}	2359	}
2249	}	2360	}
2250		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2251	sub swap_out {	2370	sub swap_out {
2252	my ($self) = @_;	2371	my ($self) = @_;
2253		2372
2254	# save first because save cedes
2255	$self->save;
2256
2257	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2258		2374
2259	return if $self->players;
2260	return if $self->in_memory != cf::MAP_ACTIVE;	2375	return if $self->in_memory != cf::MAP_ACTIVE;
2261	return if $self->{deny_save};	2376	return if $self->{deny_save};
		2377	return if $self->players;
2262		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
2263	$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};
2264		2429
2265	$self->deactivate;	2430	$self->deactivate;
2266	$_->clear_links_to ($self) for values %cf::MAP;	2431	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->clear;	2432	$self->clear;
2268	}
2269
2270	sub reset_at {
2271	my ($self) = @_;
2272
2273	# TODO: safety, remove and allow resettable per-player maps
2274	return 1e99 if $self->{deny_reset};
2275
2276	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2277	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2278
2279	$time + $to
2280	}
2281
2282	sub should_reset {
2283	my ($self) = @_;
2284
2285	$self->reset_at <= $cf::RUNTIME
2286	}
2287
2288	sub reset {
2289	my ($self) = @_;
2290
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292
2293	return if $self->players;
2294
2295	warn "resetting map ", $self->path;
2296
2297	$self->in_memory (cf::MAP_SWAPPED);
2298
2299	# need to save uniques path
2300	unless ($self->{deny_save}) {
2301	my $uniq = $self->uniq_path; utf8::encode $uniq;
2302
2303	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2304	if $uniq;
2305	}
2306
2307	delete $cf::MAP{$self->path};
2308
2309	$self->deactivate;
2310	$_->clear_links_to ($self) for values %cf::MAP;
2311	$self->clear;
2312		2433
2313	$self->unlink_save;	2434	$self->unlink_save;
2314	$self->destroy;	2435	$self->destroy;
2315	}	2436	}
2316		2437
…		…
2324		2445
2325	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2326		2447
2327	$self->unlink_save;	2448	$self->unlink_save;
2328		2449
2329	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2330	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2331	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2332	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2333	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2334		2455
…		…
2391	: normalise $_	2512	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2514	]
2394	}	2515	}
2395		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
2396	=back	2549	=back
2397		2550
2398	=head3 cf::object	2551	=head3 cf::object
2399		2552
2400	=cut	2553	=cut
…		…
2465		2618
2466	our $SAY_CHANNEL = {	2619	our $SAY_CHANNEL = {
2467	id => "say",	2620	id => "say",
2468	title => "Map",	2621	title => "Map",
2469	reply => "say ",	2622	reply => "say ",
2470	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.",
2471	};	2624	};
2472		2625
2473	our $CHAT_CHANNEL = {	2626	our $CHAT_CHANNEL = {
2474	id => "chat",	2627	id => "chat",
2475	title => "Chat",	2628	title => "Chat",
…		…
2530		2683
2531	=item $player_object->enter_link	2684	=item $player_object->enter_link
2532		2685
2533	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}>).
2534		2687
2535	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.
2536	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.
2537		2692
2538	Will never block.	2693	Will never block.
2539		2694
2540	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2541		2696
…		…
2561	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2562	my ($self) = @_;	2717	my ($self) = @_;
2563		2718
2564	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2565		2720
		2721	++$self->{_link_recursion};
		2722
2566	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2567		2724
2568	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2569	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2570		2727
2571	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2572	}	2729	}
2573		2730
2574	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2575	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2576		2733
…		…
2593	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2595		2752
2596	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2599		2756
2600	$map->load;	2757	$map->load;
2601	$map->load_neighbours;	2758	$map->load_neighbours;
2602		2759
2603	return unless $self->contr->active;	2760	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2761
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2608	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2609		2769
		2770	}
		2771
2610	=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)]])
2611		2773
2612	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
2613	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2614	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
2615	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
2616	be called at the end of this process.	2778	be called at the end of this process.
2617		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
2618	=cut	2783	=cut
2619		2784
2620	our $GOTOGEN;	2785	our $GOTOGEN;
2621		2786
2622	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2623	my ($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	}
2624		2795
2625	# 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
2626	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2627		2798
2628	$self->enter_link;	2799	$self->enter_link;
…		…
2648	($path, $x, $y) = (undef, undef, undef);	2819	($path, $x, $y) = (undef, undef, undef);
2649	}	2820	}
2650	}	2821	}
2651		2822
2652	my $map = eval {	2823	my $map = eval {
2653	my $map = defined $path ? cf::map::find $path : undef;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2654		2825
2655	if ($map) {	2826	if ($map) {
2656	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2657	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2658	} else {	2829	} else {
2659	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2660	}	2831	}
2661		2832
2662	$map	2833	$map
…		…
2670	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2671	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2672	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2673	}	2844	}
2674		2845
2675	$done->() if $done;	2846	$done->($self) if $done;
2676	})->prio (1);	2847	})->prio (1);
2677	}	2848	}
2678		2849
2679	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2680		2851
…		…
2748	$Coro::current->{desc} = "enter_exit";	2919	$Coro::current->{desc} = "enter_exit";
2749		2920
2750	unless (eval {	2921	unless (eval {
2751	$self->deactivate_recursive; # just to be sure	2922	$self->deactivate_recursive; # just to be sure
2752		2923
2753	# random map handling
2754	{
2755	my $guard = cf::lock_acquire "exit_prepare:$exit";
2756
2757	prepare_random_map $exit
2758	if $exit->slaying eq "/!";
2759	}
2760
2761	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
2762	my $x = $exit->stats->hp;	2925	my $x = $exit->stats->hp;
2763	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	}
2764		2948
2765	$self->goto ($map, $x, $y);	2949	$self->goto ($map, $x, $y);
2766		2950
2767	# if exit is damned, update players death & WoR home-position	2951	# if exit is damned, update players death & WoR home-position
2768	$self->contr->savebed ($map, $x, $y)	2952	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	2953	if $exit->flag (cf::FLAG_DAMNED);
2770		2954
2771	1	2955	1
2772	}) {	2956	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "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. "
2775	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2777		2961
2778	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2779	$self->leave_link;	2963	$self->leave_link;
2780	}	2964	}
2781	})->prio (1);	2965	})->prio (1);
2782	}	2966	}
2783		2967
…		…
2795	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2797		2981
2798	utf8::encode $text;	2982	utf8::encode $text;
2799	$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);
2800	}	3009	}
2801		3010
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		3012
2804	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
…		…
2808		3017
2809	=cut	3018	=cut
2810		3019
2811	# non-persistent channels (usually the info channel)	3020	# non-persistent channels (usually the info channel)
2812	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	},
2813	"c/identify" => {	3028	"c/identify" => {
2814	id => "infobox",	3029	id => "infobox",
2815	title => "Identify",	3030	title => "Identify",
2816	reply => undef,	3031	reply => undef,
2817	tooltip => "Items recently identified",	3032	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	3034	"c/examine" => {
2820	id => "infobox",	3035	id => "infobox",
2821	title => "Examine",	3036	title => "Examine",
2822	reply => undef,	3037	reply => undef,
2823	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",
2824	},	3045	},
2825	"c/book" => {	3046	"c/book" => {
2826	id => "infobox",	3047	id => "infobox",
2827	title => "Book",	3048	title => "Book",
2828	reply => undef,	3049	reply => undef,
…		…
2844	id => "infobox",	3065	id => "infobox",
2845	title => "Body Parts",	3066	title => "Body Parts",
2846	reply => undef,	3067	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	3068	tooltip => "Shows which body parts you posess and are available",
2848	},	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	},
2849	"c/uptime" => {	3106	"c/uptime" => {
2850	id => "infobox",	3107	id => "infobox",
2851	title => "Uptime",	3108	title => "Uptime",
2852	reply => undef,	3109	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	3110	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	3119	id => "party",
2863	title => "Party",	3120	title => "Party",
2864	reply => "gsay ",	3121	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	3122	tooltip => "Messages and chat related to your party",
2866	},	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" => $CHAT_CHANNEL,
2867	);	3132	);
2868		3133
2869	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2871		3136
2872	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2873		3139
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		3141
2876	# check predefined channels, for the benefit of C	3142	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	3143	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	3144	$channel = $CHANNEL{$channel};
2879		3145
2880	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	3147	$channel = $channel->{id};
2884		3148
2885	} elsif (ref $channel) {	3149	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	3153	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	3154	}
2892		3155
2893	$channel = $channel->{id};	3156	$channel = $channel->{id};
2894	}	3157	}
2895		3158
2896	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2897		3160
2898	if ($self->can_msg) {
2899	# default colour, mask it out	3161	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	3163	if $color & cf::NDI_DEF;
2902		3164
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	3168	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		3169
2917	$color &= cf::NDI_COLOR_MASK;	3170	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	3171	}
2931		3172
2932	=item $client->ext_msg ($type, @msg)	3173	=item $client->ext_msg ($type, @msg)
2933		3174
2934	Sends an ext event to the client.	3175	Sends an ext event to the client.
…		…
2937		3178
2938	sub cf::client::ext_msg($$@) {	3179	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	3180	my ($self, $type, @msg) = @_;
2940		3181
2941	if ($self->extcmd == 2) {	3182	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	3184	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	3185	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	3187	}
2947	}	3188	}
2948		3189
2949	=item $client->ext_reply ($msgid, @msg)	3190	=item $client->ext_reply ($msgid, @msg)
2950		3191
…		…
2954		3195
2955	sub cf::client::ext_reply($$@) {	3196	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3197	my ($self, $id, @msg) = @_;
2957		3198
2958	if ($self->extcmd == 2) {	3199	if ($self->extcmd == 2) {
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {	3201	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove	3202	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;	3203	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}	3205	}
2965	}	3206	}
2966		3207
2967	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2968		3209
…		…
3039		3280
3040	$ns->ext_reply ($reply, @reply)	3281	$ns->ext_reply ($reply, @reply)
3041	if $reply;	3282	if $reply;
3042		3283
3043	} else {	3284	} else {
3044	warn "client " . ($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";
3045	}	3286	}
3046		3287
3047	cf::override;	3288	cf::override;
3048	},	3289	},
3049	);	3290	);
…		…
3069		3310
3070	$coro	3311	$coro
3071	}	3312	}
3072		3313
3073	cf::client->attach (	3314	cf::client->attach (
3074	on_destroy => sub {	3315	on_client_destroy => sub {
3075	my ($ns) = @_;	3316	my ($ns) = @_;
3076		3317
3077	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3078	},	3319	},
3079	);	3320	);
…		…
3095	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
3096		3337
3097	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
3098		3339
3099	$safe->permit_only (Opcode::opset qw(	3340	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3341	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3342	grepstart grepwhile mapstart mapwhile
3102	sort time	3343	sort time
3103	));	3344	));
3104		3345
3105	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
3110		3351
3111	cf::object	3352	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3353	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3354	insert remove name archname title slaying race decrease split
		3355	value
3114		3356
3115	cf::object::player	3357	cf::object::player
3116	player	3358	player
3117		3359
3118	cf::player	3360	cf::player
…		…
3124	=cut	3366	=cut
3125		3367
3126	for (	3368	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3370	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3371	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
3133	) {	3375	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3378	for @funs;
3138	}	3379	}
3139		3380
…		…
3154		3395
3155	my $qcode = $code;	3396	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
3158		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
3159	local $_;	3403	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3404
3162	my $eval =	3405	my $eval =
3163	"do {\n"	3406	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3409	. $code
3167	. "\n}"	3410	. "\n}"
3168	;	3411	;
3169		3412
		3413	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
3173		3422
3174	if ($@) {	3423	if ($@) {
3175	warn "$@";	3424	warn "$@",
3176	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
3177	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
3178	}	3427	}
3179		3428
3180	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
3181	}	3430	}
3182		3431
…		…
3196	=cut	3445	=cut
3197		3446
3198	sub register_script_function {	3447	sub register_script_function {
3199	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
3200		3449
3201	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
3203	}	3452	}
3204		3453
3205	=back	3454	=back
3206		3455
3207	=cut	3456	=cut
…		…
3216	# for this (global event?)	3465	# for this (global event?)
3217	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
3218		3467
3219	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3220		3469
3221	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
3222		3471
3223	my $facedata;	3472	my $facedata = decode_storable load_file $path;
3224	0 < aio_load $path, $facedata
3225	or die "$path: $!";
3226
3227	$facedata = Coro::Storable::thaw $facedata;
3228		3473
3229	$facedata->{version} == 2	3474	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3476
3232	# 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]);
3233	$facedata->{resource}{"res/exp_table"} = {	3479	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3480	type => FT_RSRC,
3235	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),
3236	};	3483	};
3237	cf::cede_to_tick;	3484	cf::cede_to_tick;
3238		3485
3239	{	3486	{
3240	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3491
3245	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	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} , $info->{glyph} ;
3249		3497
3250	cf::cede_to_tick;	3498	cf::cede_to_tick;
3251	}	3499	}
3252		3500
3253	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
…		…
3258		3506
3259	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
3260	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
3261	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3262	} else {	3510	} else {
3263	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
3264	}	3512	}
3265		3513
3266	cf::cede_to_tick;	3514	cf::cede_to_tick;
3267	}	3515	}
3268	}	3516	}
…		…
3277		3525
3278	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
3279	}	3527	}
3280		3528
3281	{	3529	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
3285		3531
3286	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3533	if (defined $info->{type}) {
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3535
3291	if ($info->{type} & 1) {	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3537	cf::face::set_type $idx, $info->{type};
3306	} else {	3538	} else {
3307	$RESOURCE{$name} = $info;	3539	$RESOURCE{$name} = $info; # unused
3308	}	3540	}
3309		3541
3310	cf::cede_to_tick;	3542	cf::cede_to_tick;
3311	}	3543	}
3312	}	3544	}
3313		3545
3314	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3315		3547
3316	1	3548	1
3317	}	3549	}
3318
3319	cf::global->attach (on_resource_update => sub {
3320	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3321	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3322
3323	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3324	my $sound = $soundconf->{compat}[$_]
3325	or next;
3326
3327	my $face = cf::face::find "sound/$sound->[1]";
3328	cf::sound::set $sound->[0] => $face;
3329	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3330	}
3331
3332	while (my ($k, $v) = each %{$soundconf->{event}}) {
3333	my $face = cf::face::find "sound/$v";
3334	cf::sound::set $k => $face;
3335	}
3336	}
3337	});
3338		3550
3339	register_exticmd fx_want => sub {	3551	register_exticmd fx_want => sub {
3340	my ($ns, $want) = @_;	3552	my ($ns, $want) = @_;
3341		3553
3342	while (my ($k, $v) = each %$want) {	3554	while (my ($k, $v) = each %$want) {
…		…
3381	sub reload_treasures {	3593	sub reload_treasures {
3382	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
3383	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
3384	}	3596	}
3385		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
3386	sub reload_resources {	3618	sub reload_resources {
3387	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
3388		3620
		3621	reload_exp_table;
		3622	reload_materials;
3389	reload_facedata;	3623	reload_facedata;
		3624	reload_sound;
3390	reload_archetypes;	3625	reload_archetypes;
3391	reload_regions;	3626	reload_regions;
3392	reload_treasures;	3627	reload_treasures;
3393		3628
3394	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
3395	}
3396
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}	3630	}
3402		3631
3403	sub reload_config {	3632	sub reload_config {
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3633	trace "reloading config file...\n";
3405	or return;
3406		3634
3407	local $/;	3635	my $config = load_file "$CONFDIR/config";
3408	*CFG = YAML::Load <$fh>;	3636	utf8::decode $config;
		3637	*CFG = decode_yaml $config;
3409		3638
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3411		3640
3412	$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};
3413	$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};
3414		3643
3415	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
3419	};	3648	};
3420	warn $@ if $@;	3649	warn $@ if $@;
3421	}	3650	}
3422	}	3651	}
3423		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
3424	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
3425	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
3427	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#
3428	(async {	3694	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3696	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
3432	};	3698	};
3433		3699
3434	{	3700	evthread_start IO::AIO::poll_fileno;
3435	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;
3436	reload_config;	3712	reload_config;
3437	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
3438	load_extensions;	3723	load_extensions;
3439		3724
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3725	utime time, time, $RUNTIMEFILE;
3441	evthread_start IO::AIO::poll_fileno;	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;
3442	}	3732	};
3443		3733
3444	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;
3445	}	3743	}
3446		3744
3447	#############################################################################	3745	#############################################################################
3448	# initialisation and cleanup	3746	# initialisation and cleanup
3449		3747
3450	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
3451	BEGIN {	3749	BEGIN {
3452	our %SIGWATCHER = ();	3750	our %SIGWATCHER = ();
3453	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
3454	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3455	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
3456	};	3754	};
3457	}	3755	}
3458	}	3756	}
3459		3757
3460	sub write_runtime_sync {	3758	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
3462		3760
3463	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
3465		3763
3466	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3765
3468	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
3469		3767
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3471	or return;	3769	or return;
3472		3770
3473	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
3486		3784
3487	close $fh	3785	close $fh
3488	or return;	3786	or return;
3489		3787
3490	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3789	and return;
3492		3790
3493	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3494		3792
3495	1	3793	1
3496	}	3794	}
3497		3795
3498	our $uuid_lock;	3796	our $uuid_lock;
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3805	my $uuid = "$LOCALDIR/uuid";
3508		3806
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3808	or return;
3511		3809
3512	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;
3513	$uuid_skip = 0;	3818	$uuid_skip = 0;
3514		3819
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3821	and return;
3517		3822
…		…
3523	or return;	3828	or return;
3524		3829
3525	aio_rename "$uuid~", $uuid	3830	aio_rename "$uuid~", $uuid
3526	and return;	3831	and return;
3527		3832
3528	warn "uuid file written ($value).\n";	3833	trace "uuid file written ($value).\n";
3529		3834
3530	1	3835	1
3531		3836
3532	}	3837	}
3533		3838
…		…
3539	}	3844	}
3540		3845
3541	sub emergency_save() {	3846	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
3543		3848
3544	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;
3545		3855
3546	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
3547	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3865	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3867	$pl->save;
3556	}	3868	}
3557	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
3558		3870
3559	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";
3560	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3876	$map->valid or next;
3563	$map->save;	3877	$map->save;
3564	}	3878	}
3565	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
3566		3880
3567	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";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
3570		3886
3571	warn "begin write uuid\n";	3887	info "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3888	write_uuid_sync 1;
3573	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
3574	};	3909	};
3575		3910
3576	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
3577	}	3912	}
3578		3913
3579	sub post_cleanup {	3914	sub post_cleanup {
3580	my ($make_core) = @_;	3915	my ($make_core) = @_;
3581		3916
		3917	IO::AIO::flush;
		3918
3582	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3583	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	}
3584	}	3949	}
3585		3950
3586	sub do_reload_perl() {	3951	sub do_reload_perl() {
3587	# can/must only be called in main	3952	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3589	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3590	return;	3955	return;
3591	}	3956	}
3592		3957
3593	warn "reloading...";	3958	return if $RELOAD++;
3594		3959
3595	warn "entering sync_job";	3960	my $t1 = AE::time;
3596		3961
		3962	while ($RELOAD) {
		3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
		3965
		3966	trace "perl_reload: entering sync_job";
		3967
3597	cf::sync_job {	3968	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	3969	#cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark
3601		3970
3602	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;
3604
3605	# if anything goes wrong in here, we should simply crash as we already saved
3606
3607	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;
3613	warn "iterate...";
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	3973	%EXT_CORO = ();
3621		3974
3622	warn "removing commands";	3975	trace "perl_reload: removing commands";
3623	%COMMAND = ();	3976	%COMMAND = ();
3624		3977
3625	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	3979	%EXTCMD = ();
3627	%EXTICMD = ();	3980	%EXTICMD = ();
3628		3981
3629	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3632		3985
3633	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3634	eval {	3987	eval {
3635	$cb->($pkg);	3988	$cb->($pkg);
3636	1	3989	1
3637	} 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;
3638	}	3995	}
3639		3996
3640	warn "... nuking $pkg";
3641	Symbol::delete_package $pkg;
3642	}
3643
3644	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4000
3648	warn "... unloading $k";	4001	trace "... unloading $k";
3649	delete $INC{$k};	4002	delete $INC{$k};
3650		4003
3651	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3653		4006
3654	if (my $cb = $k->can ("unload_module")) {	4007	if (my $cb = $k->can ("unload_module")) {
3655	$cb->();	4008	$cb->();
		4009	}
		4010
		4011	clear_package $k;
3656	}	4012	}
3657		4013
3658	Symbol::delete_package $k;
3659	}
3660
3661	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	4015	clear_package "safe::$_"
3663	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);
3664		4017
3665	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4021
3669	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4023	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3672		4025
3673	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3674		4027
3675	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3676	require cf;	4029	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3678		4031
3679	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4033	cf::reload_config;
3681		4034
3682	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4036	cf::load_extensions;
3684		4037
		4038	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3691		4046
3692	warn "leaving sync_job";	4047	cf::_post_init 1;
3693		4048
		4049	trace "perl_reload: leaving sync_job";
		4050
3694	1	4051	1
3695	} or do {	4052	} or do {
3696	warn $@;	4053	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
		4055	};
		4056
		4057	--$RELOAD;
3698	};	4058	}
3699		4059
3700	warn "reloaded";	4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3701	};	4062	};
3702		4063
3703	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3704		4065
3705	sub reload_perl() {	4066	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3708		4069
		4070	$RELOAD_WATCHER ||= cf::async {
		4071	Coro::AIO::aio_wait cache_extensions;
		4072
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	4074	do_reload_perl;
3711	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
		4076	};
3712	};	4077	};
3713	}	4078	}
3714		4079
3715	register_command "reload" => sub {	4080	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
…		…
3722	reload_perl;	4087	reload_perl;
3723	};	4088	};
3724	}	4089	}
3725	};	4090	};
3726		4091
3727	unshift @INC, $LIBDIR;	4092	#############################################################################
3728		4093
3729	my $bug_warning = 0;	4094	my $bug_warning = 0;
3730		4095
3731	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3733		4098
3734	sub wait_for_tick {	4099	sub wait_for_tick() {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		4101
3737	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;	4104	$signal->wait;
3740	}	4105	}
3741		4106
3742	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3744		4109
3745	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	4112	$signal->wait;
3748	}	4113	}
…		…
3754	return;	4119	return;
3755	}	4120	}
3756		4121
3757	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3758		4123
		4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4125
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$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.;
3761	Coro::async_pool {	4128	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	4129	$Coro::current->{desc} = "runtime saver";
3763	write_runtime_sync	4130	write_runtime_sync
3764	or warn "ERROR: unable to write runtime file: $!";	4131	or error "ERROR: unable to write runtime file: $!";
3765	};	4132	};
3766	}	4133	}
3767		4134
3768	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3769	$sig->send;	4136	$sig->send;
…		…
3777		4144
3778	if (0) {	4145	if (0) {
3779	if ($NEXT_TICK) {	4146	if ($NEXT_TICK) {
3780	my $jitter = $TICK_START - $NEXT_TICK;	4147	my $jitter = $TICK_START - $NEXT_TICK;
3781	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3782	warn "jitter $JITTER\n";#d#	4149	debug "jitter $JITTER\n";#d#
3783	}	4150	}
3784	}	4151	}
3785	}	4152	}
3786		4153
3787	{	4154	{
3788	# configure BDB	4155	# configure BDB
3789		4156
3790	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3791	BDB::max_poll_reqs $TICK * 0.1;	4158	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	4159	$AnyEvent::BDB::WATCHER->priority (1);
3793		4160
3794	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4163	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| 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;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4166	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4167	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		4168
3801	cf::sync_job {	4169	cf::sync_job {
3802	eval {	4170	eval {
…		…
3828	{	4196	{
3829	# configure IO::AIO	4197	# configure IO::AIO
3830		4198
3831	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4201	undef $AnyEvent::AIO::WATCHER;
3834	}	4202	}
3835		4203
3836	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3837		4206
3838	sub _log_backtrace {	4207	sub _log_backtrace {
3839	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3840		4209
3841	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3842		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3843	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3845	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3846	async {	4220	async {
3847	$Coro::current->{desc} = "abt $msg";	4221	$Coro::current->{desc} = "abt $msg";
3848		4222
3849	my @bt = fork_call {	4223	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4235	}
3862		4236
3863	@funcs	4237	@funcs
3864	};	4238	};
3865		4239
3866	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4243	--$_log_backtrace;
3869	};	4244	};
3870	} else {	4245	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3873	}	4248	}
3874	}	4249	}
3875		4250
3876	# load additional modules	4251	# load additional modules
3877	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3878		4254
3879	END { cf::emergency_save }	4255	END { cf::emergency_save }
3880		4256
3881	1	4257	1
3882		4258

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