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Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC vs.
Revision 1.561 by root, Fri Apr 22 06:10:33 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 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
		1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1529	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1530		1737
1531	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1587	\@logins	1794	\@logins
1588	}	1795	}
1589		1796
1590	=item $player->maps	1797	=item $player->maps
1591		1798
		1799	=item cf::player::maps $login
		1800
1592	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1593	player. May block.	1802	player. May block.
1594		1803
1595	=cut	1804	=cut
1596		1805
…		…
1613	}	1822	}
1614		1823
1615	\@paths	1824	\@paths
1616	}	1825	}
1617		1826
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1828
1620	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1830
1711	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1712		1832
1713	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1714		1834
…		…
1746		1866
1747	=cut	1867	=cut
1748		1868
1749	sub find_by_path($) {	1869	sub find_by_path($) {
1750	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1751		1873
1752	my ($match, $specificity);	1874	my ($match, $specificity);
1753		1875
1754	for my $region (list) {	1876	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1784	sub generate_random_map {	1906	sub generate_random_map {
1785	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1786		1908
1787	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
1788		1910
1789	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1798	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1799	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1800	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1801	(cf::region::find $rmp->{region}), $rmp->{custom}
1802	)
1803	}	1912	}
1804		1913
1805	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1806		1915
1807	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
…		…
1812		1921
1813	sub register {	1922	sub register {
1814	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	1924	my $pkg = caller;
1816		1925
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		1927
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	1929	}
1822		1930
1823	# also paths starting with '/'	1931	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		1933
1826	sub thawer_merge {	1934	sub thawer_merge {
1827	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1828		1936
1829	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1834	}	1942	}
1835		1943
1836	sub normalise {	1944	sub normalise {
1837	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1838		1946
1839	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1840		1948
1841	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1842		1950
1843	# map plan:	1951	# map plan:
1844	#	1952	#
…		…
1859	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	1968	$path = "$base/$path";
1861	}	1969	}
1862		1970
1863	for ($path) {	1971	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1867	}	1974	}
1868		1975
1869	$path	1976	$path
…		…
1883	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1884	return $self;	1991	return $self;
1885	}	1992	}
1886	}	1993	}
1887		1994
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	1996	()
1890	}	1997	}
1891		1998
		1999	# may re-bless or do other evil things
1892	sub init {	2000	sub init {
1893	my ($self) = @_;	2001	my ($self) = @_;
1894		2002
1895	$self	2003	$self
1896	}	2004	}
…		…
1925	sub uniq_path {	2033	sub uniq_path {
1926	my ($self) = @_;	2034	my ($self) = @_;
1927		2035
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1930	}
1931
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}	2038	}
1940		2039
1941	sub decay_objects {	2040	sub decay_objects {
1942	my ($self) = @_;	2041	my ($self) = @_;
1943		2042
…		…
2025		2124
2026	sub find;	2125	sub find;
2027	sub find {	2126	sub find {
2028	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
2029		2128
		2129	cf::cede_to_tick;
		2130
2030	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
2031		2132
2032	cf::lock_wait "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2135
2035	$cf::MAP{$path} || do {	2136	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	2137	my $map = new_from_path cf::map $path
2040	or return;	2138	or return;
2041		2139
2042	$map->{last_save} = $cf::RUNTIME;	2140	$map->{last_save} = $cf::RUNTIME;
2043		2141
…		…
2055		2153
2056	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
2057	}	2155	}
2058	}	2156	}
2059		2157
2060	sub pre_load { }	2158	sub pre_load { }
2061	sub post_load { }	2159	#sub post_load { } # XS
2062		2160
2063	sub load {	2161	sub load {
2064	my ($self) = @_;	2162	my ($self) = @_;
2065		2163
2066	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2181	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2182	$f->skip_block;
2085	$self->_load_objects ($f)	2183	$self->_load_objects ($f)
2086	or return;	2184	or return;
2087		2185
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2186	$self->post_load_original
2089	if delete $self->{load_original};	2187	if delete $self->{load_original};
2090		2188
2091	if (my $uniq = $self->uniq_path) {	2189	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2190	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2191	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2209	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2210	$self->decay_objects;
2113	$self->fix_auto_apply;	2211	$self->fix_auto_apply;
2114	$self->update_buttons;	2212	$self->update_buttons;
2115	cf::cede_to_tick;	2213	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2214	$self->activate;
2119	}	2215	}
2120		2216
2121	$self->{last_save} = $cf::RUNTIME;	2217	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2218	$self->last_access ($cf::RUNTIME);
2123		2219
2124	$self->in_memory (cf::MAP_ACTIVE);	2220	$self->in_memory (cf::MAP_ACTIVE);
2125	}	2221	}
2126		2222
2127	$self->post_load;	2223	$self->post_load;
2128	}
2129		2224
		2225	1
		2226	}
		2227
		2228	# customize the map for a given player, i.e.
		2229	# return the _real_ map. used by e.g. per-player
		2230	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2231	sub customise_for {
2131	my ($self, $ob) = @_;	2232	my ($self, $ob) = @_;
2132		2233
2133	return find "~" . $ob->name . "/" . $self->{path}	2234	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2235	if $self->per_player;
…		…
2150	or next;	2251	or next;
2151	$neigh = find $neigh, $map	2252	$neigh = find $neigh, $map
2152	or next;	2253	or next;
2153	$neigh->load;	2254	$neigh->load;
2154		2255
		2256	# now find the diagonal neighbours
2155	push @neigh,	2257	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2258	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2259	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}	2260	}
2159		2261
…		…
2166	}	2268	}
2167		2269
2168	sub find_sync {	2270	sub find_sync {
2169	my ($path, $origin) = @_;	2271	my ($path, $origin) = @_;
2170		2272
2171	cf::sync_job { find $path, $origin }	2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2172	}	2277	}
2173		2278
2174	sub do_load_sync {	2279	sub do_load_sync {
2175	my ($map) = @_;	2280	my ($map) = @_;
2176		2281
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2283	if $Coro::current == $Coro::main;
2179		2284
2180	cf::sync_job { $map->load };	2285	$map->load;
2181	}	2286	}
2182		2287
2183	our %MAP_PREFETCH;	2288	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2289	our $MAP_PREFETCHER = undef;
2185		2290
…		…
2211	$MAP_PREFETCHER->prio (6);	2316	$MAP_PREFETCHER->prio (6);
2212		2317
2213	()	2318	()
2214	}	2319	}
2215		2320
		2321	# common code, used by both ->save and ->swapout
2216	sub save {	2322	sub _save {
2217	my ($self) = @_;	2323	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2324
2221	$self->{last_save} = $cf::RUNTIME;	2325	$self->{last_save} = $cf::RUNTIME;
2222		2326
2223	return unless $self->dirty;	2327	return unless $self->dirty;
2224		2328
…		…
2244	} else {	2348	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2349	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2350	}
2247	}	2351	}
2248		2352
		2353	sub save {
		2354	my ($self) = @_;
		2355
		2356	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2357
		2358	$self->_save;
		2359	}
		2360
2249	sub swap_out {	2361	sub swap_out {
2250	my ($self) = @_;	2362	my ($self) = @_;
2251		2363
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2364	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2365
2257	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2366	return if $self->in_memory != cf::MAP_ACTIVE;
2259	return if $self->{deny_save};	2367	return if $self->{deny_save};
		2368	return if $self->players;
2260		2369
		2370	# first deactivate the map and "unlink" it from the core
		2371	$self->deactivate;
		2372	$_->clear_links_to ($self) for values %cf::MAP;
2261	$self->in_memory (cf::MAP_SWAPPED);	2373	$self->in_memory (cf::MAP_SWAPPED);
		2374
		2375	# then atomically save
		2376	$self->_save;
		2377
		2378	# then free the map
		2379	$self->clear;
		2380	}
		2381
		2382	sub reset_at {
		2383	my ($self) = @_;
		2384
		2385	# TODO: safety, remove and allow resettable per-player maps
		2386	return 1e99 if $self->{deny_reset};
		2387
		2388	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2389	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2390
		2391	$time + $to
		2392	}
		2393
		2394	sub should_reset {
		2395	my ($self) = @_;
		2396
		2397	$self->reset_at <= $cf::RUNTIME
		2398	}
		2399
		2400	sub reset {
		2401	my ($self) = @_;
		2402
		2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2404
		2405	return if $self->players;
		2406
		2407	cf::trace "resetting map ", $self->path, "\n";
		2408
		2409	$self->in_memory (cf::MAP_SWAPPED);
		2410
		2411	# need to save uniques path
		2412	unless ($self->{deny_save}) {
		2413	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2414
		2415	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2416	if $uniq;
		2417	}
		2418
		2419	delete $cf::MAP{$self->path};
2262		2420
2263	$self->deactivate;	2421	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2422	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2423	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2424
2311	$self->unlink_save;	2425	$self->unlink_save;
2312	$self->destroy;	2426	$self->destroy;
2313	}	2427	}
2314		2428
…		…
2322		2436
2323	delete $cf::MAP{$self->path};	2437	delete $cf::MAP{$self->path};
2324		2438
2325	$self->unlink_save;	2439	$self->unlink_save;
2326		2440
2327	bless $self, "cf::map";	2441	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2442	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2443	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2444	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2445	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2446
…		…
2389	: normalise $_	2503	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2504	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2505	]
2392	}	2506	}
2393		2507
		2508	=item cf::map::static_maps
		2509
		2510	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2511	file in the shared directory excluding F</styles> and F</editor>). May
		2512	block.
		2513
		2514	=cut
		2515
		2516	sub static_maps() {
		2517	my @dirs = "";
		2518	my @maps;
		2519
		2520	while (@dirs) {
		2521	my $dir = shift @dirs;
		2522
		2523	next if $dir eq "/styles" || $dir eq "/editor";
		2524
		2525	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2526	or return;
		2527
		2528	for (@$files) {
		2529	s/\.map$// or next;
		2530	utf8::decode $_;
		2531	push @maps, "$dir/$_";
		2532	}
		2533
		2534	push @dirs, map "$dir/$_", @$dirs;
		2535	}
		2536
		2537	\@maps
		2538	}
		2539
2394	=back	2540	=back
2395		2541
2396	=head3 cf::object	2542	=head3 cf::object
2397		2543
2398	=cut	2544	=cut
…		…
2463		2609
2464	our $SAY_CHANNEL = {	2610	our $SAY_CHANNEL = {
2465	id => "say",	2611	id => "say",
2466	title => "Map",	2612	title => "Map",
2467	reply => "say ",	2613	reply => "say ",
2468	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2614	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2469	};	2615	};
2470		2616
2471	our $CHAT_CHANNEL = {	2617	our $CHAT_CHANNEL = {
2472	id => "chat",	2618	id => "chat",
2473	title => "Chat",	2619	title => "Chat",
…		…
2528		2674
2529	=item $player_object->enter_link	2675	=item $player_object->enter_link
2530		2676
2531	Freezes the player and moves him/her to a special map (C<{link}>).	2677	Freezes the player and moves him/her to a special map (C<{link}>).
2532		2678
2533	The player should be reasonably safe there for short amounts of time. You	2679	The player should be reasonably safe there for short amounts of time (e.g.
2534	I<MUST> call C<leave_link> as soon as possible, though.	2680	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2681	though, as the player cannot control the character while it is on the link
		2682	map.
2535		2683
2536	Will never block.	2684	Will never block.
2537		2685
2538	=item $player_object->leave_link ($map, $x, $y)	2686	=item $player_object->leave_link ($map, $x, $y)
2539		2687
…		…
2559	sub cf::object::player::enter_link {	2707	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2708	my ($self) = @_;
2561		2709
2562	$self->deactivate_recursive;	2710	$self->deactivate_recursive;
2563		2711
		2712	++$self->{_link_recursion};
		2713
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2714	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2715
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2716	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2717	if $self->map && $self->map->{path} ne "{link}";
2568		2718
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2719	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2720	}
2571		2721
2572	sub cf::object::player::leave_link {	2722	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2723	my ($self, $map, $x, $y) = @_;
2574		2724
…		…
2591	($x, $y) = (-1, -1)	2741	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2742	unless (defined $x) && (defined $y);
2593		2743
2594	# use -1 or undef as default coordinates, not 0, 0	2744	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2745	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2746	if $x <= 0 && $y <= 0;
2597		2747
2598	$map->load;	2748	$map->load;
2599	$map->load_neighbours;	2749	$map->load_neighbours;
2600		2750
2601	return unless $self->contr->active;	2751	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2752
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2606	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2607		2760
		2761	}
		2762
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2609		2764
2610	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2611	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2612	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2613	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2614	be called at the end of this process.	2769	be called at the end of this process.
2615		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2616	=cut	2774	=cut
2617		2775
2618	our $GOTOGEN;	2776	our $GOTOGEN;
2619		2777
2620	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2621	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2622		2786
2623	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2789
2626	$self->enter_link;	2790	$self->enter_link;
…		…
2650	my $map = eval {	2814	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path : undef;
2652		2816
2653	if ($map) {	2817	if ($map) {
2654	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2820	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2822	}
2659		2823
2660	$map	2824	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2671	}	2835	}
2672		2836
2673	$done->() if $done;	2837	$done->($self) if $done;
2674	})->prio (1);	2838	})->prio (1);
2675	}	2839	}
2676		2840
2677	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2678		2842
…		…
2698	}	2862	}
2699		2863
2700	sub prepare_random_map {	2864	sub prepare_random_map {
2701	my ($exit) = @_;	2865	my ($exit) = @_;
2702		2866
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2869	# that depends on the exit object
2708		2870
2709	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2873	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2716	}	2880	}
2717		2881
2718	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2719		2883
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2890	undef $fh;
2727	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2728		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2731	}	2899	}
2732	}	2900	}
2733		2901
2734	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2736		2904
2737	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2738		2906
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2907	$self->enter_link;
2751		2908
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2909	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2910	$Coro::current->{desc} = "enter_exit";
2758		2911
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	# random map handling
		2916	{
		2917	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2918
		2919	prepare_random_map $exit
		2920	if $exit->slaying eq "/!";
		2921	}
		2922
		2923	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2924	my $x = $exit->stats->hp;
		2925	my $y = $exit->stats->sp;
		2926
2761	$self->goto ($slaying, $hp, $sp);	2927	$self->goto ($map, $x, $y);
2762		2928
		2929	# if exit is damned, update players death & WoR home-position
		2930	$self->contr->savebed ($map, $x, $y)
		2931	if $exit->flag (cf::FLAG_DAMNED);
		2932
2763	1;	2933	1
2764	}) {	2934	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	2935	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "I'll try to bring you back to the map you were before. "	2936	. "I'll try to bring you back to the map you were before. "
2767	. "Please report this to the dungeon master!",	2937	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	2938	cf::NDI_UNIQUE | cf::NDI_RED);
2769		2939
2770	warn "ERROR in enter_exit: $@";	2940	error "ERROR in enter_exit: $@";
2771	$self->leave_link;	2941	$self->leave_link;
2772	}	2942	}
2773	})->prio (1);	2943	})->prio (1);
2774	}	2944	}
2775		2945
…		…
2787	sub cf::client::send_drawinfo {	2957	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	2958	my ($self, $text, $flags) = @_;
2789		2959
2790	utf8::encode $text;	2960	utf8::encode $text;
2791	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2961	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2962	}
		2963
		2964	=item $client->send_big_packet ($pkt)
		2965
		2966	Like C<send_packet>, but tries to compress large packets, and fragments
		2967	them as required.
		2968
		2969	=cut
		2970
		2971	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2972
		2973	sub cf::client::send_big_packet {
		2974	my ($self, $pkt) = @_;
		2975
		2976	# try lzf for large packets
		2977	$pkt = "lzf " . Compress::LZF::compress $pkt
		2978	if 1024 <= length $pkt and $self->{can_lzf};
		2979
		2980	# split very large packets
		2981	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2982	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2983	$pkt = "frag";
		2984	}
		2985
		2986	$self->send_packet ($pkt);
2792	}	2987	}
2793		2988
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	2989	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		2990
2796	Send a drawinfo or msg packet to the client, formatting the msg for the	2991	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2800		2995
2801	=cut	2996	=cut
2802		2997
2803	# non-persistent channels (usually the info channel)	2998	# non-persistent channels (usually the info channel)
2804	our %CHANNEL = (	2999	our %CHANNEL = (
		3000	"c/motd" => {
		3001	id => "infobox",
		3002	title => "MOTD",
		3003	reply => undef,
		3004	tooltip => "The message of the day",
		3005	},
2805	"c/identify" => {	3006	"c/identify" => {
2806	id => "infobox",	3007	id => "infobox",
2807	title => "Identify",	3008	title => "Identify",
2808	reply => undef,	3009	reply => undef,
2809	tooltip => "Items recently identified",	3010	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	3012	"c/examine" => {
2812	id => "infobox",	3013	id => "infobox",
2813	title => "Examine",	3014	title => "Examine",
2814	reply => undef,	3015	reply => undef,
2815	tooltip => "Signs and other items you examined",	3016	tooltip => "Signs and other items you examined",
		3017	},
		3018	"c/shopinfo" => {
		3019	id => "infobox",
		3020	title => "Shop Info",
		3021	reply => undef,
		3022	tooltip => "What your bargaining skill tells you about the shop",
2816	},	3023	},
2817	"c/book" => {	3024	"c/book" => {
2818	id => "infobox",	3025	id => "infobox",
2819	title => "Book",	3026	title => "Book",
2820	reply => undef,	3027	reply => undef,
…		…
2836	id => "infobox",	3043	id => "infobox",
2837	title => "Body Parts",	3044	title => "Body Parts",
2838	reply => undef,	3045	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	3046	tooltip => "Shows which body parts you posess and are available",
2840	},	3047	},
		3048	"c/statistics" => {
		3049	id => "infobox",
		3050	title => "Statistics",
		3051	reply => undef,
		3052	tooltip => "Shows your primary statistics",
		3053	},
		3054	"c/skills" => {
		3055	id => "infobox",
		3056	title => "Skills",
		3057	reply => undef,
		3058	tooltip => "Shows your experience per skill and item power",
		3059	},
		3060	"c/shopitems" => {
		3061	id => "infobox",
		3062	title => "Shop Items",
		3063	reply => undef,
		3064	tooltip => "Shows the items currently for sale in this shop",
		3065	},
		3066	"c/resistances" => {
		3067	id => "infobox",
		3068	title => "Resistances",
		3069	reply => undef,
		3070	tooltip => "Shows your resistances",
		3071	},
		3072	"c/pets" => {
		3073	id => "infobox",
		3074	title => "Pets",
		3075	reply => undef,
		3076	tooltip => "Shows information abotu your pets/a specific pet",
		3077	},
		3078	"c/perceiveself" => {
		3079	id => "infobox",
		3080	title => "Perceive Self",
		3081	reply => undef,
		3082	tooltip => "You gained detailed knowledge about yourself",
		3083	},
2841	"c/uptime" => {	3084	"c/uptime" => {
2842	id => "infobox",	3085	id => "infobox",
2843	title => "Uptime",	3086	title => "Uptime",
2844	reply => undef,	3087	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	3088	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	3097	id => "party",
2855	title => "Party",	3098	title => "Party",
2856	reply => "gsay ",	3099	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	3100	tooltip => "Messages and chat related to your party",
2858	},	3101	},
		3102	"c/death" => {
		3103	id => "death",
		3104	title => "Death",
		3105	reply => undef,
		3106	tooltip => "Reason for and more info about your most recent death",
		3107	},
		3108	"c/say" => $SAY_CHANNEL,
		3109	"c/chat" => $CHAT_CHANNEL,
2859	);	3110	);
2860		3111
2861	sub cf::client::send_msg {	3112	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3113	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3114
2864	$msg = $self->pl->expand_cfpod ($msg);	3115	$msg = $self->pl->expand_cfpod ($msg)
		3116	unless $color & cf::NDI_VERBATIM;
2865		3117
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3118	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3119
2868	# check predefined channels, for the benefit of C	3120	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3121	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3122	$channel = $CHANNEL{$channel};
2871		3123
2872	$self->ext_msg (channel_info => $channel)	3124	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3125	$channel = $channel->{id};
2876		3126
2877	} elsif (ref $channel) {	3127	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3128	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3129	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3130	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3131	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3132	}
2884		3133
2885	$channel = $channel->{id};	3134	$channel = $channel->{id};
2886	}	3135	}
2887		3136
2888	return unless @extra || length $msg;	3137	return unless @extra || length $msg;
2889		3138
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3139	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3140	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3141	if $color & cf::NDI_DEF;
2894		3142
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3143	my $pkt = "msg "
		3144	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3145	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3146	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3147
2909	$color &= cf::NDI_COLOR_MASK;	3148	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3149	}
2923		3150
2924	=item $client->ext_msg ($type, @msg)	3151	=item $client->ext_msg ($type, @msg)
2925		3152
2926	Sends an ext event to the client.	3153	Sends an ext event to the client.
…		…
2929		3156
2930	sub cf::client::ext_msg($$@) {	3157	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3158	my ($self, $type, @msg) = @_;
2932		3159
2933	if ($self->extcmd == 2) {	3160	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3162	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3163	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3164	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3165	}
2939	}	3166	}
2940		3167
2941	=item $client->ext_reply ($msgid, @msg)	3168	=item $client->ext_reply ($msgid, @msg)
2942		3169
…		…
2946		3173
2947	sub cf::client::ext_reply($$@) {	3174	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3175	my ($self, $id, @msg) = @_;
2949		3176
2950	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {	3179	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove	3180	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;	3181	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}	3183	}
2957	}	3184	}
2958		3185
2959	=item $success = $client->query ($flags, "text", \&cb)	3186	=item $success = $client->query ($flags, "text", \&cb)
2960		3187
…		…
3031		3258
3032	$ns->ext_reply ($reply, @reply)	3259	$ns->ext_reply ($reply, @reply)
3033	if $reply;	3260	if $reply;
3034		3261
3035	} else {	3262	} else {
3036	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3263	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3037	}	3264	}
3038		3265
3039	cf::override;	3266	cf::override;
3040	},	3267	},
3041	);	3268	);
…		…
3061		3288
3062	$coro	3289	$coro
3063	}	3290	}
3064		3291
3065	cf::client->attach (	3292	cf::client->attach (
3066	on_destroy => sub {	3293	on_client_destroy => sub {
3067	my ($ns) = @_;	3294	my ($ns) = @_;
3068		3295
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3296	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3297	},
3071	);	3298	);
…		…
3087	our $safe_hole = new Safe::Hole;	3314	our $safe_hole = new Safe::Hole;
3088		3315
3089	$SIG{FPE} = 'IGNORE';	3316	$SIG{FPE} = 'IGNORE';
3090		3317
3091	$safe->permit_only (Opcode::opset qw(	3318	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3319	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3320	grepstart grepwhile mapstart mapwhile
3094	sort time	3321	sort time
3095	));	3322	));
3096		3323
3097	# here we export the classes and methods available to script code	3324	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3328	The following functions and methods are available within a safe environment:
3102		3329
3103	cf::object	3330	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3331	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3332	insert remove name archname title slaying race decrease split
		3333	value
3106		3334
3107	cf::object::player	3335	cf::object::player
3108	player	3336	player
3109		3337
3110	cf::player	3338	cf::player
…		…
3115		3343
3116	=cut	3344	=cut
3117		3345
3118	for (	3346	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3347	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3348	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3349	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3350	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3351	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3352	["cf::map" => qw(trigger)],
3125	) {	3353	) {
3126	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3354	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3355	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3129	for @funs;	3356	for @funs;
3130	}	3357	}
3131		3358
…		…
3146		3373
3147	my $qcode = $code;	3374	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3375	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3376	$qcode =~ s/\n/\\n/g;
3150		3377
		3378	%vars = (_dummy => 0) unless %vars;
		3379
		3380	my @res;
3151	local $_;	3381	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3382
3154	my $eval =	3383	my $eval =
3155	"do {\n"	3384	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3385	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3386	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3387	. $code
3159	. "\n}"	3388	. "\n}"
3160	;	3389	;
3161		3390
		3391	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3392	sub_generation_inc;
		3393	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3394	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3395	sub_generation_inc;
		3396	} else {
		3397	local @cf::_safe_eval_args = values %vars;
		3398	@res = wantarray ? eval eval : scalar eval $eval;
		3399	}
3165		3400
3166	if ($@) {	3401	if ($@) {
3167	warn "$@";	3402	warn "$@",
3168	warn "while executing safe code '$code'\n";	3403	"while executing safe code '$code'\n",
3169	warn "with arguments " . (join " ", %vars) . "\n";	3404	"with arguments " . (join " ", %vars) . "\n";
3170	}	3405	}
3171		3406
3172	wantarray ? @res : $res[0]	3407	wantarray ? @res : $res[0]
3173	}	3408	}
3174		3409
…		…
3188	=cut	3423	=cut
3189		3424
3190	sub register_script_function {	3425	sub register_script_function {
3191	my ($fun, $cb) = @_;	3426	my ($fun, $cb) = @_;
3192		3427
3193	no strict 'refs';	3428	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3429	*$fun = $safe_hole->wrap ($cb);
3195	}	3430	}
3196		3431
3197	=back	3432	=back
3198		3433
3199	=cut	3434	=cut
…		…
3208	# for this (global event?)	3443	# for this (global event?)
3209	%ext::player_env::MUSIC_FACE_CACHE = ();	3444	%ext::player_env::MUSIC_FACE_CACHE = ();
3210		3445
3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3446	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3212		3447
3213	warn "loading facedata from $path\n";	3448	trace "loading facedata from $path\n";
3214		3449
3215	my $facedata;	3450	my $facedata = decode_storable load_file $path;
3216	0 < aio_load $path, $facedata
3217	or die "$path: $!";
3218
3219	$facedata = Coro::Storable::thaw $facedata;
3220		3451
3221	$facedata->{version} == 2	3452	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3453	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3454
3224	# patch in the exptable	3455	# patch in the exptable
		3456	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3457	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3458	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3459	data => $exp_table,
		3460	hash => (Digest::MD5::md5 $exp_table),
3228	};	3461	};
3229	cf::cede_to_tick;	3462	cf::cede_to_tick;
3230		3463
3231	{	3464	{
3232	my $faces = $facedata->{faceinfo};	3465	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3467	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3468	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3469
3237	cf::face::set_visibility $idx, $info->{visibility};	3470	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3471	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3472	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3473	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3474	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3241		3475
3242	cf::cede_to_tick;	3476	cf::cede_to_tick;
3243	}	3477	}
3244		3478
3245	while (my ($face, $info) = each %$faces) {	3479	while (my ($face, $info) = each %$faces) {
…		…
3250		3484
3251	if (my $smooth = cf::face::find $info->{smooth}) {	3485	if (my $smooth = cf::face::find $info->{smooth}) {
3252	cf::face::set_smooth $idx, $smooth;	3486	cf::face::set_smooth $idx, $smooth;
3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3487	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3254	} else {	3488	} else {
3255	warn "smooth face '$info->{smooth}' not found for face '$face'";	3489	error "smooth face '$info->{smooth}' not found for face '$face'";
3256	}	3490	}
3257		3491
3258	cf::cede_to_tick;	3492	cf::cede_to_tick;
3259	}	3493	}
3260	}	3494	}
…		…
3269		3503
3270	cf::anim::invalidate_all; # d'oh	3504	cf::anim::invalidate_all; # d'oh
3271	}	3505	}
3272		3506
3273	{	3507	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3508	my $res = $facedata->{resource};
3277		3509
3278	while (my ($name, $info) = each %$res) {	3510	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3511	if (defined $info->{type}) {
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3512	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3513
3283	if ($info->{type} & 1) {	3514	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3515	cf::face::set_type $idx, $info->{type};
3298	} else {	3516	} else {
3299	$RESOURCE{$name} = $info;	3517	$RESOURCE{$name} = $info; # unused
3300	}	3518	}
3301		3519
3302	cf::cede_to_tick;	3520	cf::cede_to_tick;
3303	}	3521	}
3304	}	3522	}
3305		3523
3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3524	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3307		3525
3308	1	3526	1
3309	}	3527	}
3310
3311	cf::global->attach (on_resource_update => sub {
3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3314
3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3316	my $sound = $soundconf->{compat}[$_]
3317	or next;
3318
3319	my $face = cf::face::find "sound/$sound->[1]";
3320	cf::sound::set $sound->[0] => $face;
3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3322	}
3323
3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
3325	my $face = cf::face::find "sound/$v";
3326	cf::sound::set $k => $face;
3327	}
3328	}
3329	});
3330		3528
3331	register_exticmd fx_want => sub {	3529	register_exticmd fx_want => sub {
3332	my ($ns, $want) = @_;	3530	my ($ns, $want) = @_;
3333		3531
3334	while (my ($k, $v) = each %$want) {	3532	while (my ($k, $v) = each %$want) {
…		…
3373	sub reload_treasures {	3571	sub reload_treasures {
3374	load_resource_file "$DATADIR/treasures"	3572	load_resource_file "$DATADIR/treasures"
3375	or die "unable to load treasurelists\n";	3573	or die "unable to load treasurelists\n";
3376	}	3574	}
3377		3575
		3576	sub reload_sound {
		3577	trace "loading sound config from $DATADIR/sound\n";
		3578
		3579	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3580
		3581	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3582	my $sound = $soundconf->{compat}[$_]
		3583	or next;
		3584
		3585	my $face = cf::face::find "sound/$sound->[1]";
		3586	cf::sound::set $sound->[0] => $face;
		3587	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3588	}
		3589
		3590	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3591	my $face = cf::face::find "sound/$v";
		3592	cf::sound::set $k => $face;
		3593	}
		3594	}
		3595
3378	sub reload_resources {	3596	sub reload_resources {
3379	warn "reloading resource files...\n";	3597	trace "reloading resource files...\n";
3380		3598
		3599	reload_exp_table;
		3600	reload_materials;
3381	reload_facedata;	3601	reload_facedata;
		3602	reload_sound;
3382	reload_archetypes;	3603	reload_archetypes;
3383	reload_regions;	3604	reload_regions;
3384	reload_treasures;	3605	reload_treasures;
3385		3606
3386	warn "finished reloading resource files\n";	3607	trace "finished reloading resource files\n";
3387	}
3388
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}	3608	}
3394		3609
3395	sub reload_config {	3610	sub reload_config {
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3611	trace "reloading config file...\n";
3397	or return;
3398		3612
3399	local $/;	3613	my $config = load_file "$CONFDIR/config";
3400	*CFG = YAML::Load <$fh>;	3614	utf8::decode $config;
		3615	*CFG = decode_yaml $config;
3401		3616
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3617	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3403		3618
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3619	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3620	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3406		3621
3407	if (exists $CFG{mlockall}) {	3622	if (exists $CFG{mlockall}) {
…		…
3411	};	3626	};
3412	warn $@ if $@;	3627	warn $@ if $@;
3413	}	3628	}
3414	}	3629	}
3415		3630
		3631	sub pidfile() {
		3632	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3633	or die "$PIDFILE: $!";
		3634	flock $fh, &Fcntl::LOCK_EX
		3635	or die "$PIDFILE: flock: $!";
		3636	$fh
		3637	}
		3638
		3639	# make sure only one server instance is running at any one time
		3640	sub atomic {
		3641	my $fh = pidfile;
		3642
		3643	my $pid = <$fh>;
		3644	kill 9, $pid if $pid > 0;
		3645
		3646	seek $fh, 0, 0;
		3647	print $fh $$;
		3648	}
		3649
		3650	sub main_loop {
		3651	trace "EV::loop starting\n";
		3652	if (1) {
		3653	EV::loop;
		3654	}
		3655	trace "EV::loop returned\n";
		3656	goto &main_loop unless $REALLY_UNLOOP;
		3657	}
		3658
3416	sub main {	3659	sub main {
		3660	cf::init_globals; # initialise logging
		3661
		3662	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3663	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3664	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3665	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3666
		3667	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3668
3417	# we must not ever block the main coroutine	3669	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3670	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3671	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3672	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3673	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3674	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3675	})->prio (Coro::PRIO_MAX);
3424	};	3676	};
3425		3677
3426	{	3678	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3679
		3680	cf::sync_job {
		3681	cf::incloader::init ();
		3682
		3683	cf::init_anim;
		3684	cf::init_attackmess;
		3685	cf::init_dynamic;
		3686
		3687	cf::load_settings;
		3688
		3689	reload_resources;
3428	reload_config;	3690	reload_config;
3429	db_init;	3691	db_init;
		3692
		3693	cf::init_uuid;
		3694	cf::init_signals;
		3695	cf::init_skills;
		3696
		3697	cf::init_beforeplay;
		3698
		3699	atomic;
		3700
3430	load_extensions;	3701	load_extensions;
3431		3702
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3703	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3704
		3705	# no (long-running) fork's whatsoever before this point(!)
		3706	use POSIX ();
		3707	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3708
		3709	cf::_post_init 0;
3434	}	3710	};
3435		3711
3436	EV::loop;	3712	cf::object::thawer::errors_are_fatal 0;
		3713	info "parse errors in files are no longer fatal from this point on.\n";
		3714
		3715	my $free_main; $free_main = EV::idle sub {
		3716	undef $free_main;
		3717	undef &main; # free gobs of memory :)
		3718	};
		3719
		3720	goto &main_loop;
3437	}	3721	}
3438		3722
3439	#############################################################################	3723	#############################################################################
3440	# initialisation and cleanup	3724	# initialisation and cleanup
3441		3725
3442	# install some emergency cleanup handlers	3726	# install some emergency cleanup handlers
3443	BEGIN {	3727	BEGIN {
3444	our %SIGWATCHER = ();	3728	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3729	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3730	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3731	cf::cleanup "SIG$signal";
3448	};	3732	};
3449	}	3733	}
3450	}	3734	}
3451		3735
3452	sub write_runtime_sync {	3736	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3737	my $t0 = AE::time;
3454		3738
3455	# first touch the runtime file to show we are still running:	3739	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3740	# the fsync below can take a very very long time.
3457		3741
3458	IO::AIO::aio_utime $runtime, undef, undef;	3742	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3743
3460	my $guard = cf::lock_acquire "write_runtime";	3744	my $guard = cf::lock_acquire "write_runtime";
3461		3745
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3747	or return;
3464		3748
3465	my $value = $cf::RUNTIME + 90 + 10;	3749	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3750	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3751	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3761	aio_utime $fh, undef, undef;
3478		3762
3479	close $fh	3763	close $fh
3480	or return;	3764	or return;
3481		3765
3482	aio_rename "$runtime~", $runtime	3766	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3767	and return;
3484		3768
3485	warn "runtime file written.\n";	3769	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3770
3487	1	3771	1
3488	}	3772	}
3489		3773
3490	our $uuid_lock;	3774	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3783	my $uuid = "$LOCALDIR/uuid";
3500		3784
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3785	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3786	or return;
3503		3787
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3788	my $value = uuid_seq uuid_cur;
		3789
		3790	unless ($value) {
		3791	info "cowardly refusing to write zero uuid value!\n";
		3792	return;
		3793	}
		3794
		3795	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3796	$uuid_skip = 0;
3506		3797
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3798	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3799	and return;
3509		3800
…		…
3515	or return;	3806	or return;
3516		3807
3517	aio_rename "$uuid~", $uuid	3808	aio_rename "$uuid~", $uuid
3518	and return;	3809	and return;
3519		3810
3520	warn "uuid file written ($value).\n";	3811	trace "uuid file written ($value).\n";
3521		3812
3522	1	3813	1
3523		3814
3524	}	3815	}
3525		3816
…		…
3531	}	3822	}
3532		3823
3533	sub emergency_save() {	3824	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3825	my $freeze_guard = cf::freeze_mainloop;
3535		3826
3536	warn "enter emergency perl save\n";	3827	info "emergency_perl_save: enter\n";
		3828
		3829	# this is a trade-off: we want to be very quick here, so
		3830	# save all maps without fsync, and later call a global sync
		3831	# (which in turn might be very very slow)
		3832	local $USE_FSYNC = 0;
3537		3833
3538	cf::sync_job {	3834	cf::sync_job {
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
3539	# use a peculiar iteration method to avoid tripping on perl	3837	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3838	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3839	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3840	info "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3841	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3842	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3843	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3844	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3845	$pl->save;
3548	}	3846	}
3549	warn "end emergency player save\n";	3847	info "emergency_perl_save: end player save\n";
3550		3848
3551	warn "begin emergency map save\n";	3849	cf::write_runtime_sync; # external watchdog should not bark
		3850
		3851	info "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3852	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3853	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3854	$map->valid or next;
3555	$map->save;	3855	$map->save;
3556	}	3856	}
3557	warn "end emergency map save\n";	3857	info "emergency_perl_save: end map save\n";
3558		3858
3559	warn "begin emergency database checkpoint\n";	3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
		3861	info "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3862	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3863	info "emergency_perl_save: end database checkpoint\n";
3562		3864
3563	warn "begin write uuid\n";	3865	info "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3866	write_uuid_sync 1;
3565	warn "end write uuid\n";	3867	info "emergency_perl_save: end write uuid\n";
		3868
		3869	cf::write_runtime_sync; # external watchdog should not bark
		3870
		3871	trace "emergency_perl_save: syncing database to disk";
		3872	BDB::db_env_txn_checkpoint $DB_ENV;
		3873
		3874	info "emergency_perl_save: starting sync\n";
		3875	IO::AIO::aio_sync sub {
		3876	info "emergency_perl_save: finished sync\n";
		3877	};
		3878
		3879	cf::write_runtime_sync; # external watchdog should not bark
		3880
		3881	trace "emergency_perl_save: flushing outstanding aio requests";
		3882	while (IO::AIO::nreqs || BDB::nreqs) {
		3883	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3884	}
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
3566	};	3887	};
3567		3888
3568	warn "leave emergency perl save\n";	3889	info "emergency_perl_save: leave\n";
3569	}	3890	}
3570		3891
3571	sub post_cleanup {	3892	sub post_cleanup {
3572	my ($make_core) = @_;	3893	my ($make_core) = @_;
3573		3894
		3895	IO::AIO::flush;
		3896
3574	warn Carp::longmess "post_cleanup backtrace"	3897	error Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3898	if $make_core;
		3899
		3900	my $fh = pidfile;
		3901	unlink $PIDFILE if <$fh> == $$;
		3902	}
		3903
		3904	# a safer delete_package, copied from Symbol
		3905	sub clear_package($) {
		3906	my $pkg = shift;
		3907
		3908	# expand to full symbol table name if needed
		3909	unless ($pkg =~ /^main::.*::$/) {
		3910	$pkg = "main$pkg" if $pkg =~ /^::/;
		3911	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3912	$pkg .= '::' unless $pkg =~ /::$/;
		3913	}
		3914
		3915	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3916	my $stem_symtab = *{$stem}{HASH};
		3917
		3918	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3919	or return;
		3920
		3921	# clear all symbols
		3922	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3923	for my $name (keys %$leaf_symtab) {
		3924	_gv_clear *{"$pkg$name"};
		3925	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3926	}
3576	}	3927	}
3577		3928
3578	sub do_reload_perl() {	3929	sub do_reload_perl() {
3579	# can/must only be called in main	3930	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	3931	unless (in_main) {
3581	warn "can only reload from main coroutine";	3932	error "can only reload from main coroutine";
3582	return;	3933	return;
3583	}	3934	}
3584		3935
3585	warn "reloading...";	3936	return if $RELOAD++;
3586		3937
3587	warn "entering sync_job";	3938	my $t1 = AE::time;
3588		3939
		3940	while ($RELOAD) {
		3941	cf::get_slot 0.1, -1, "reload_perl";
		3942	info "perl_reload: reloading...";
		3943
		3944	trace "perl_reload: entering sync_job";
		3945
3589	cf::sync_job {	3946	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	3947	#cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark
3593		3948
3594	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;
3596
3597	# if anything goes wrong in here, we should simply crash as we already saved
3598
3599	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;
3605	warn "iterate...";
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";	3949	trace "perl_reload: cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;	3950	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();	3951	%EXT_CORO = ();
3613		3952
3614	warn "removing commands";	3953	trace "perl_reload: removing commands";
3615	%COMMAND = ();	3954	%COMMAND = ();
3616		3955
3617	warn "removing ext/exti commands";	3956	trace "perl_reload: removing ext/exti commands";
3618	%EXTCMD = ();	3957	%EXTCMD = ();
3619	%EXTICMD = ();	3958	%EXTICMD = ();
3620		3959
3621	warn "unloading/nuking all extensions";	3960	trace "perl_reload: unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {	3961	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";	3962	trace "... unloading $pkg";
3624		3963
3625	if (my $cb = $pkg->can ("unload")) {	3964	if (my $cb = $pkg->can ("unload")) {
3626	eval {	3965	eval {
3627	$cb->($pkg);	3966	$cb->($pkg);
3628	1	3967	1
3629	} or warn "$pkg unloaded, but with errors: $@";	3968	} or error "$pkg unloaded, but with errors: $@";
		3969	}
		3970
		3971	trace "... clearing $pkg";
		3972	clear_package $pkg;
3630	}	3973	}
3631		3974
3632	warn "... nuking $pkg";
3633	Symbol::delete_package $pkg;
3634	}
3635
3636	warn "unloading all perl modules loaded from $LIBDIR";	3975	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3637	while (my ($k, $v) = each %INC) {	3976	while (my ($k, $v) = each %INC) {
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3977	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		3978
3640	warn "... unloading $k";	3979	trace "... unloading $k";
3641	delete $INC{$k};	3980	delete $INC{$k};
3642		3981
3643	$k =~ s/\.pm$//;	3982	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;	3983	$k =~ s/\//::/g;
3645		3984
3646	if (my $cb = $k->can ("unload_module")) {	3985	if (my $cb = $k->can ("unload_module")) {
3647	$cb->();	3986	$cb->();
		3987	}
		3988
		3989	clear_package $k;
3648	}	3990	}
3649		3991
3650	Symbol::delete_package $k;
3651	}
3652
3653	warn "getting rid of safe::, as good as possible";	3992	trace "perl_reload: getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	3993	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3994	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		3995
3657	warn "unloading cf.pm \"a bit\"";	3996	trace "perl_reload: unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	3997	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	3998	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		3999
3661	# don't, removes xs symbols, too,	4000	# don't, removes xs symbols, too,
3662	# and global variables created in xs	4001	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	4002	#clear_package __PACKAGE__;
3664		4003
3665	warn "unload completed, starting to reload now";	4004	info "perl_reload: unload completed, starting to reload now";
3666		4005
3667	warn "reloading cf.pm";	4006	trace "perl_reload: reloading cf.pm";
3668	require cf;	4007	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4008	cf::_connect_to_perl_1;
3670		4009
3671	warn "loading config and database again";	4010	trace "perl_reload: loading config and database again";
3672	cf::reload_config;	4011	cf::reload_config;
3673		4012
3674	warn "loading extensions";	4013	trace "perl_reload: loading extensions";
3675	cf::load_extensions;	4014	cf::load_extensions;
3676		4015
		4016	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	4017	trace "perl_reload: reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	4018	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	4019	trace "perl_reload: reattaching attachments to maps";
3680	reattach $_ for values %MAP;	4020	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	4021	trace "perl_reload: reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	4022	reattach $_ for values %PLAYER;
		4023	}
3683		4024
3684	warn "leaving sync_job";	4025	cf::_post_init 1;
3685		4026
		4027	trace "perl_reload: leaving sync_job";
		4028
3686	1	4029	1
3687	} or do {	4030	} or do {
3688	warn $@;	4031	error $@;
3689	cf::cleanup "error while reloading, exiting.";	4032	cf::cleanup "perl_reload: error, exiting.";
		4033	};
		4034
		4035	--$RELOAD;
3690	};	4036	}
3691		4037
3692	warn "reloaded";	4038	$t1 = AE::time - $t1;
		4039	info "perl_reload: completed in ${t1}s\n";
3693	};	4040	};
3694		4041
3695	our $RELOAD_WATCHER; # used only during reload	4042	our $RELOAD_WATCHER; # used only during reload
3696		4043
3697	sub reload_perl() {	4044	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	4045	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	4046	# coro crashes during coro_state_free->destroy here.
3700		4047
		4048	$RELOAD_WATCHER ||= cf::async {
		4049	Coro::AIO::aio_wait cache_extensions;
		4050
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4051	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	4052	do_reload_perl;
3703	undef $RELOAD_WATCHER;	4053	undef $RELOAD_WATCHER;
		4054	};
3704	};	4055	};
3705	}	4056	}
3706		4057
3707	register_command "reload" => sub {	4058	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	4059	my ($who, $arg) = @_;
…		…
3714	reload_perl;	4065	reload_perl;
3715	};	4066	};
3716	}	4067	}
3717	};	4068	};
3718		4069
3719	unshift @INC, $LIBDIR;	4070	#############################################################################
3720		4071
3721	my $bug_warning = 0;	4072	my $bug_warning = 0;
3722		4073
3723	our @WAIT_FOR_TICK;	4074	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;	4075	our @WAIT_FOR_TICK_BEGIN;
3725		4076
3726	sub wait_for_tick {	4077	sub wait_for_tick() {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	4078	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3728		4079
3729	my $signal = new Coro::Signal;	4080	my $signal = new Coro::Signal;
3730	push @WAIT_FOR_TICK, $signal;	4081	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;	4082	$signal->wait;
3732	}	4083	}
3733		4084
3734	sub wait_for_tick_begin {	4085	sub wait_for_tick_begin() {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4086	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		4087
3737	my $signal = new Coro::Signal;	4088	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	4089	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	4090	$signal->wait;
3740	}	4091	}
…		…
3746	return;	4097	return;
3747	}	4098	}
3748		4099
3749	cf::server_tick; # one server iteration	4100	cf::server_tick; # one server iteration
3750		4101
		4102	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4103
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4104	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4105	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	4106	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	4107	$Coro::current->{desc} = "runtime saver";
3755	write_runtime_sync	4108	write_runtime_sync
3756	or warn "ERROR: unable to write runtime file: $!";	4109	or error "ERROR: unable to write runtime file: $!";
3757	};	4110	};
3758	}	4111	}
3759		4112
3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4113	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3761	$sig->send;	4114	$sig->send;
…		…
3769		4122
3770	if (0) {	4123	if (0) {
3771	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3772	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3775	}	4128	}
3776	}	4129	}
3777	}	4130	}
3778		4131
3779	{	4132	{
3780	# configure BDB	4133	# configure BDB
3781		4134
3782	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4137	$AnyEvent::BDB::WATCHER->priority (1);
3785		4138
3786	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4141	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4142	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4143	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4144	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4145	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4146
3793	cf::sync_job {	4147	cf::sync_job {
3794	eval {	4148	eval {
…		…
3820	{	4174	{
3821	# configure IO::AIO	4175	# configure IO::AIO
3822		4176
3823	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4179	undef $AnyEvent::AIO::WATCHER;
3826	}	4180	}
3827		4181
3828	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3829		4184
3830	sub _log_backtrace {	4185	sub _log_backtrace {
3831	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3832		4187
3833	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3834		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3835	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3837	++$_log_backtrace;	4196	++$_log_backtrace;
		4197	my $perl_bt = Carp::longmess $msg;
3838	async {	4198	async {
3839	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3840		4200
3841	my @bt = fork_call {	4201	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4202	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4213	}
3854		4214
3855	@funcs	4215	@funcs
3856	};	4216	};
3857		4217
3858	LOG llevInfo, "[ABT] $msg\n";	4218	LOG llevInfo, "[ABT] $perl_bt\n";
		4219	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4221	--$_log_backtrace;
3861	};	4222	};
3862	} else {	4223	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3865	}	4226	}
3866	}	4227	}
3867		4228
3868	# load additional modules	4229	# load additional modules
3869	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3870		4232
3871	END { cf::emergency_save }	4233	END { cf::emergency_save }
3872		4234
3873	1	4235	1
3874		4236

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