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Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC vs.
Revision 1.566 by root, Sun May 1 16:58:16 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict qw(vars subs);
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
76		75
77	# strictly for debugging	76	# strictly for debugging
78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };	77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
79		78
80	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;
81		82
82	our %COMMAND = ();	83	our %COMMAND = ();
83	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
84		85
85	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
88	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
89	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
90		91
91	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
92	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
93		96
94	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
95	our $DATADIR = datadir;	99	our $DATADIR = datadir;
96	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
97	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
98	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
99	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
100	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
103	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
104	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
105	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
106	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
107		112
108	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;
109		120
110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
112	our $NEXT_TICK;	123	our $NEXT_TICK;
113	our $USE_FSYNC = 1; # use fsync to write maps - default on	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
…		…
115	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
116	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
117	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
118	our $DB_ENV;	129	our $DB_ENV;
119		130
120	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
121		132
122	our %CFG;	133	our %CFG;
123		134
124	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
125	our $RUNTIME;	136	our $RUNTIME;
…		…
159		170
160	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
161		172
162	sub cf::map::normalise;	173	sub cf::map::normalise;
163		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::"} };
		189
164	#############################################################################	190	#############################################################################
165		191
166	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
167		193
168	=over 4	194	=over 4
…		…
209	from wherever your confdir points to.	235	from wherever your confdir points to.
210		236
211	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
212		238
213	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
214	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
215	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.
216		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
217	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
218		249
219	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
220	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
221	that call.	252	that call.
222		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
223	=back	260	=back
224		261
225	=cut	262	=cut
226		263
227	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
228	*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 {
229	my $msg = join "", @_;	271	my $msg = join "", @_;
230		272
231	$msg .= "\n"	273	$msg .= "\n"
232	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
233		275
234	$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;
235		277
236	LOG llevError, $msg;	278	LOG llevWarn, $msg;
237	};	279	};
238	}
239		280
240	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
241	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
242		283
243	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
244	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
245	return;#d#	288	return;#d#
246	}#d#	289	}#d#
247		290
248	# kill coroutine otherwise	291	# kill coroutine otherwise
249	warn Carp::longmess $_[0];
250	Coro::terminate	292	Coro::terminate
251	};	293	};
252
253	$SIG{__DIE__} = sub { }; #d#?
254		294
255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
272	)) {	312	)) {
273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
274	}	314	}
275		315
276	$EV::DIED = sub {	316	$EV::DIED = sub {
277	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
278	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
279		324
280	#############################################################################	325	#############################################################################
281		326
282	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
283		328
…		…
304	$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;
305	$d	350	$d
306	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
307	}	352	}
308		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
309	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
310		369
311	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
312		371
313	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
319	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
320		379
321	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
322	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
323		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
324	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
325		415
326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
328		418
329	The cdoeblock will have a single boolean argument to indicate whether this	419	The codeblock will have a single boolean argument to indicate whether this
330	is a reload or not.	420	is a reload or not.
331		421
332	=cut	422	=cut
333		423
334	sub post_init(&) {	424	sub post_init(&) {
335	push @POST_INIT, shift;	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	}
336	}	443	}
337		444
338	=item cf::lock_wait $string	445	=item cf::lock_wait $string
339		446
340	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
379	}	486	}
380		487
381	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
382		489
383	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
384	get spread over timer.	491	get spread over time.
385		492
386	=cut	493	=cut
387		494
388	sub periodic($$) {	495	sub periodic($$) {
389	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
393	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
394	}	501	}
395		502
396	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
397		504
398	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
399	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
400	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.
401		512
402	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
403	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
404		515
405	Useful for short background jobs.	516	Useful for short background jobs.
406		517
407	=cut	518	=cut
408		519
409	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
410	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
411		523
412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
413	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
414	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
415		527
416	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
417		530
418	while () {	531	while () {
419	next_job:	532	next_job:
		533
420	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
421	if ($avail > 0.01) {	535
422	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
423	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
424	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
425	$job->[2]->send;	540	$job->[2]->send;
426	Coro::cede;	541	Coro::cede;
427	goto next_job;	542	goto next_job;
428	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
429	}	545	}
430	}	546	}
431		547
432	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
433	# 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
434	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
435	$signal->wait;	551	$signal->wait;
436	} else {	552	} else {
		553	$busy = 0;
437	Coro::schedule;	554	Coro::schedule;
438	}	555	}
439	}	556	}
440	};	557	};
441		558
442	sub get_slot($;$$) {	559	sub get_slot($;$$) {
443	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
444		561
445	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
446		563
447	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
448	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
449		567
450	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
451	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
452	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
478	=cut	596	=cut
479		597
480	sub sync_job(&) {	598	sub sync_job(&) {
481	my ($job) = @_;	599	my ($job) = @_;
482		600
483	if ($Coro::current == $Coro::main) {	601	if (in_main) {
484	my $time = EV::time;	602	my $time = AE::time;
485		603
486	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
487	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
488		606
489	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
490		608
491	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
492		610
493	my $busy = 1;	611	my $busy = 1;
494	my @res;	612	my @res;
495		613
496	(async {	614	(async {
497	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
498	@res = eval { $job->() };	616	@res = eval { $job->() };
499	warn $@ if $@;	617	error $@ if $@;
500	undef $busy;	618	undef $busy;
501	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
502		620
503	while ($busy) {	621	while ($busy) {
504	if (Coro::nready) {	622	if (Coro::nready) {
…		…
506	} else {	624	} else {
507	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
508	}	626	}
509	}	627	}
510		628
511	my $time = EV::time - $time;	629	my $time = AE::time - $time;
512		630
513	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
514		632
515	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
516	} else {	634	} else {
…		…
538	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
539		657
540	$coro	658	$coro
541	}	659	}
542		660
543	=item fork_call { }, $args	661	=item fork_call { }, @args
544		662
545	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
546	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
547	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
548	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
549		667
550	=cut	668	=cut
551		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
552	sub fork_call(&@) {	674	sub fork_call(&@) {
553	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
554		676
555	# 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,
556	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
557	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
558		680
559	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
560	reset_signals;	682	cf::post_fork;
561	&$cb	683	&$cb
562	}, @args;	684	} @args;
563		685
564	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	)
565	}	698	}
566		699
567	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
568		701
569	=cut	702	=cut
…		…
606	within each server.	739	within each server.
607		740
608	=cut	741	=cut
609		742
610	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
611	my ($name) = @_;	747	my ($name) = @_;
612	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
613		749
614	eval {	750	eval {
615	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
625	}	761	}
626		762
627	our $DB;	763	our $DB;
628		764
629	sub db_init {	765	sub db_init {
630	cf::sync_job {
631	$DB ||= db_table "db";	766	$DB ||= db_table "db";
632	};
633	}	767	}
634		768
635	sub db_get($$) {	769	sub db_get($$) {
636	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
637		771
638	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
639	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
640		776
641	$! ? ()	777	$! ? ()
642	: $data	778	: $data
643	}
644	}	779	}
645		780
646	sub db_put($$$) {	781	sub db_put($$$) {
647	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
648	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
676		811
677	my @data;	812	my @data;
678	my $md5;	813	my $md5;
679		814
680	for (0 .. $#$src) {	815	for (0 .. $#$src) {
681	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
682	or Carp::croak "$src->[$_]: $!";
683	}	817	}
684		818
685	# if processing is expensive, check	819	# if processing is expensive, check
686	# checksum first	820	# checksum first
687	if (1) {	821	if (1) {
…		…
704		838
705	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
706	my $data = $process->(\@data);	840	my $data = $process->(\@data);
707	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
708		842
709	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
710		844
711	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
712	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
713	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
714		848
…		…
724		858
725	=cut	859	=cut
726		860
727	sub datalog($@) {	861	sub datalog($@) {
728	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
729	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
730	}	864	}
731		865
732	=back	866	=back
733		867
734	=cut	868	=cut
…		…
929		1063
930	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
931	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
932		1066
933	} elsif (ref $type) {	1067	} elsif (ref $type) {
934	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
935		1069
936	} else {	1070	} else {
937	shift @arg;	1071	shift @arg;
938	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
939	}	1073	}
940	}	1074	}
941	}	1075	}
942		1076
943	sub _object_attach {	1077	sub _object_attach {
…		…
953	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
954	}	1088	}
955		1089
956	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
957	} else {	1091	} else {
958	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
959	}	1093	}
960		1094
961	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
962	}	1096	}
963		1097
…		…
1022		1156
1023	for (@$callbacks) {	1157	for (@$callbacks) {
1024	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1025		1159
1026	if ($@) {	1160	if ($@) {
1027	warn "$@";
1028	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1029	override;	1162	override;
1030	}	1163	}
1031		1164
1032	return 1 if $override;	1165	return 1 if $override;
1033	}	1166	}
…		…
1112	for (@$attach) {	1245	for (@$attach) {
1113	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1114	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1115	}	1248	}
1116	} else {	1249	} else {
1117	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1118	}	1251	}
1119	}	1252	}
1120	}	1253	}
1121		1254
1122	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1149	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1150		1283
1151	sync_job {	1284	sync_job {
1152	if (length $$rdata) {	1285	if (length $$rdata) {
1153	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1154	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1155	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1156		1290
1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1158	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1160	if ($cf::USE_FSYNC) {	1294	if ($cf::USE_FSYNC) {
…		…
1182	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1183		1317
1184	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1185	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1186	} else {	1320	} else {
1187	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1188	}	1322	}
1189	} else {	1323	} else {
1190	aio_unlink $filename;	1324	aio_unlink $filename;
1191	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1192	}	1326	}
…		…
1216	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1217	$av = $st->{objs};	1351	$av = $st->{objs};
1218	}	1352	}
1219		1353
1220	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1221	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1222	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1223		1358
1224	($data, $av)	1359	($data, $av)
1225	}	1360	}
1226		1361
1227	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1286	}	1421	}
1287		1422
1288	use File::Glob ();	1423	use File::Glob ();
1289		1424
1290	cf::player->attach (	1425	cf::player->attach (
1291	on_command => sub {	1426	on_unknown_command => sub {
1292	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1293		1428
1294	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1295	or return;	1430	or return;
1296		1431
…		…
1319		1454
1320	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1321	if $reply;	1456	if $reply;
1322		1457
1323	} else {	1458	} else {
1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1325	}	1460	}
1326		1461
1327	cf::override;	1462	cf::override;
1328	},	1463	},
1329	);	1464	);
…		…
1340		1475
1341	$grp	1476	$grp
1342	}	1477	}
1343		1478
1344	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1345	cf::sync_job {	1482	cf::sync_job {
1346	my %todo;	1483	my %todo;
1347		1484
1348	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1349	next unless -r $path;	1486	next unless -r $path;
…		…
1367		1504
1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1370		1507
1371	$ext{source} =	1508	$ext{source} =
1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1373	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1374	. $source	1511	. $source
1375	. "\n};\n1";	1512	. "\n};\n1";
1376		1513
1377	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1378	}	1515	}
1379		1516
		1517	my $pass = 0;
1380	my %done;	1518	my %done;
1381	while (%todo) {	1519	while (%todo) {
1382	my $progress;	1520	my $progress;
1383		1521
		1522	++$pass;
		1523
		1524	ext:
1384	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1385	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1386	goto skip	1527	next ext
1387	unless exists $done{$_};	1528	unless exists $done{$_};
1388	}	1529	}
1389		1530
1390	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1391		1532
1392	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1393	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1394	: "$v->{base}: extension inactive.\n";
1395		1537
1396	if (exists $v->{meta}{mandatory}) {
1397	warn $msg;
1398	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1399	}	1539	if exists $v->{meta}{mandatory};
1400		1540
1401	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;
1402	}	1550	}
1403
1404	$done{$k} = delete $todo{$k};
1405	push @EXTS, $v->{pkg};
1406	$progress = 1;
1407	}	1551	}
1408		1552
1409	skip:	1553	unless ($progress) {
1410	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1411	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	}
1412	}	1563	}
1413	};	1564	};
1414	}	1565	}
1415		1566
1416	#############################################################################	1567	#############################################################################
…		…
1500	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1501	}	1652	}
1502	}	1653	}
1503	}	1654	}
1504		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
1505	sub save($) {	1669	sub save($) {
1506	my ($pl) = @_;	1670	my ($pl) = @_;
1507		1671
1508	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1509		1673
…		…
1514		1678
1515	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1516	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1517		1681
1518	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];
1519		1686
1520	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1521	cf::cede_to_tick;	1688	cf::cede_to_tick;
1522	}	1689	}
1523		1690
…		…
1557	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1558		1725
1559	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1561		1728
1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1563	$pl->deactivate;	1730	$pl->deactivate;
		1731
1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1565	$pl->ob->check_score;
1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1567	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1568		1737
1569	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1570	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1571	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1625	\@logins	1794	\@logins
1626	}	1795	}
1627		1796
1628	=item $player->maps	1797	=item $player->maps
1629		1798
		1799	=item cf::player::maps $login
		1800
1630	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1631	player. May block.	1802	player. May block.
1632		1803
1633	=cut	1804	=cut
1634		1805
…		…
1696	=cut	1867	=cut
1697		1868
1698	sub find_by_path($) {	1869	sub find_by_path($) {
1699	my ($path) = @_;	1870	my ($path) = @_;
1700		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1701	my ($match, $specificity);	1874	my ($match, $specificity);
1702		1875
1703	for my $region (list) {	1876	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1705	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1733	sub generate_random_map {	1906	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1735		1908
1736	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
1737		1910
1738	# mit "rum" bekleckern, nicht
1739	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1743	$rmp->{exit_on_final_map},
1744	$rmp->{xsize}, $rmp->{ysize},
1745	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1746	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1747	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1748	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1749	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1750	(cf::region::find $rmp->{region}), $rmp->{custom}
1751	)
1752	}	1912	}
1753		1913
1754	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1755		1915
1756	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
…		…
1761		1921
1762	sub register {	1922	sub register {
1763	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1764	my $pkg = caller;	1924	my $pkg = caller;
1765		1925
1766	no strict;
1767	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1768		1927
1769	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1770	}	1929	}
1771		1930
1772	# also paths starting with '/'	1931	# also paths starting with '/'
1773	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1774		1933
1775	sub thawer_merge {	1934	sub thawer_merge {
1776	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1777		1936
1778	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1783	}	1942	}
1784		1943
1785	sub normalise {	1944	sub normalise {
1786	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1787		1946
1788	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1789		1948
1790	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1791		1950
1792	# map plan:	1951	# map plan:
1793	#	1952	#
…		…
1795	# {... are special paths that are not being touched	1954	# {... are special paths that are not being touched
1796	# ?xxx/... are special absolute paths	1955	# ?xxx/... are special absolute paths
1797	# ?random/... random maps	1956	# ?random/... random maps
1798	# /... normal maps	1957	# /... normal maps
1799	# ~user/... per-player map of a specific user	1958	# ~user/... per-player map of a specific user
		1959	# !up !down for quad maps, or other maps with up/down layers
1800		1960
1801	$path =~ s/$PATH_SEP/\//go;	1961	$path =~ s/$PATH_SEP/\//go;
1802		1962
1803	# treat it as relative path if it starts with	1963	# treat it as relative path if it starts with
1804	# something that looks reasonable	1964	# something that looks reasonable
1805	if ($path =~ m{^(?:\./|\.\./|\w)}) {	1965	if ($path =~ m{^(?:\./|\.\./|\w)}) {
1806	$base or Carp::carp "normalise called with relative path and no base: '$path'";	1966	$base or Carp::carp "normalise called with relative path and no base: '$path'";
1807		1967
1808	$base =~ s{[^/]+/?$}{};	1968	$base =~ s{[^/]+/?$}{};
1809	$path = "$base/$path";	1969	$path = "$base/$path";
		1970
		1971	} elsif ($path eq '!up') {
		1972	$base && ref $base
		1973	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1974
		1975	my $uppth = $base->tile_path (cf::TILE_UP);
		1976	$path = $uppth if $uppth;
		1977
		1978	} elsif ($path eq '!down') {
		1979	$base && ref $base
		1980	or Carp::carp "normalise called with relative tile path and no base: '$path'";
		1981
		1982	my $dpth = $base->tile_path (cf::TILE_DOWN);
		1983	$path = $dpth if $dpth;
1810	}	1984	}
1811		1985
1812	for ($path) {	1986	for ($path) {
1813	redo if s{//}{/};
1814	redo if s{/\.?/}{/};	1987	redo if s{/\.?/}{/};
1815	redo if s{/[^/]+/\.\./}{/};	1988	redo if s{/[^/]+/\.\./}{/};
1816	}	1989	}
1817		1990
1818	$path	1991	$path
…		…
1832	$self->init; # pass $1 etc.	2005	$self->init; # pass $1 etc.
1833	return $self;	2006	return $self;
1834	}	2007	}
1835	}	2008	}
1836		2009
1837	Carp::cluck "unable to resolve path '$path' (base '$base').";	2010	Carp::cluck "unable to resolve path '$path' (base '$base')";
1838	()	2011	()
1839	}	2012	}
1840		2013
		2014	# may re-bless or do other evil things
1841	sub init {	2015	sub init {
1842	my ($self) = @_;	2016	my ($self) = @_;
1843		2017
1844	$self	2018	$self
1845	}	2019	}
…		…
1910	$self->{load_path} = $path;	2084	$self->{load_path} = $path;
1911		2085
1912	1	2086	1
1913	}	2087	}
1914		2088
		2089	# used to laod the header of an original map
1915	sub load_header_orig {	2090	sub load_header_orig {
1916	my ($self) = @_;	2091	my ($self) = @_;
1917		2092
1918	$self->load_header_from ($self->load_path)	2093	$self->load_header_from ($self->load_path)
1919	}	2094	}
1920		2095
		2096	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2097	sub load_header_temp {
1922	my ($self) = @_;	2098	my ($self) = @_;
1923		2099
1924	$self->load_header_from ($self->save_path)	2100	$self->load_header_from ($self->save_path)
1925	}	2101	}
1926		2102
		2103	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2104	sub prepare_temp {
1928	my ($self) = @_;	2105	my ($self) = @_;
1929		2106
1930	$self->last_access ((delete $self->{last_access})	2107	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2108	|| $cf::RUNTIME); #d#
1932	# safety	2109	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2110	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2111	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2112	}
1936		2113
		2114	# called after loading the header from an original map
1937	sub prepare_orig {	2115	sub prepare_orig {
1938	my ($self) = @_;	2116	my ($self) = @_;
1939		2117
1940	$self->{load_original} = 1;	2118	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2119	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2143
1966	sub find;	2144	sub find;
1967	sub find {	2145	sub find {
1968	my ($path, $origin) = @_;	2146	my ($path, $origin) = @_;
1969		2147
		2148	cf::cede_to_tick;
		2149
1970	$path = normalise $path, $origin && $origin->path;	2150	$path = normalise $path, $origin;
1971		2151
1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2152	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	my $guard2 = cf::lock_acquire "map_find:$path";	2153	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2154
1975	$cf::MAP{$path} || do {	2155	$cf::MAP{$path} || do {
…		…
1992		2172
1993	$cf::MAP{$path} = $map	2173	$cf::MAP{$path} = $map
1994	}	2174	}
1995	}	2175	}
1996		2176
1997	sub pre_load { }	2177	sub pre_load { }
1998	sub post_load { }	2178	#sub post_load { } # XS
1999		2179
2000	sub load {	2180	sub load {
2001	my ($self) = @_;	2181	my ($self) = @_;
2002		2182
2003	local $self->{deny_reset} = 1; # loading can take a long time	2183	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2015	$self->alloc;	2195	$self->alloc;
2016		2196
2017	$self->pre_load;	2197	$self->pre_load;
2018	cf::cede_to_tick;	2198	cf::cede_to_tick;
2019		2199
		2200	if (exists $self->{load_path}) {
2020	my $f = new_from_file cf::object::thawer $self->{load_path};	2201	my $f = new_from_file cf::object::thawer $self->{load_path};
2021	$f->skip_block;	2202	$f->skip_block;
2022	$self->_load_objects ($f)	2203	$self->_load_objects ($f)
2023	or return;	2204	or return;
2024		2205
2025	$self->post_load_original	2206	$self->post_load_original
2026	if delete $self->{load_original};	2207	if delete $self->{load_original};
2027		2208
2028	if (my $uniq = $self->uniq_path) {	2209	if (my $uniq = $self->uniq_path) {
2029	utf8::encode $uniq;	2210	utf8::encode $uniq;
2030	unless (aio_stat $uniq) {	2211	unless (aio_stat $uniq) {
2031	if (my $f = new_from_file cf::object::thawer $uniq) {	2212	if (my $f = new_from_file cf::object::thawer $uniq) {
2032	$self->clear_unique_items;	2213	$self->clear_unique_items;
2033	$self->_load_objects ($f);	2214	$self->_load_objects ($f);
2034	$f->resolve_delayed_derefs;	2215	$f->resolve_delayed_derefs;
		2216	}
2035	}	2217	}
2036	}	2218	}
2037	}
2038		2219
2039	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	} else {
		2222	$self->post_load_original
		2223	if delete $self->{load_original};
		2224	}
2040		2225
2041	cf::cede_to_tick;	2226	cf::cede_to_tick;
2042	# now do the right thing for maps	2227	# now do the right thing for maps
2043	$self->link_multipart_objects;	2228	$self->link_multipart_objects;
2044	$self->difficulty ($self->estimate_difficulty)	2229	$self->difficulty ($self->estimate_difficulty)
…		…
2058		2243
2059	$self->in_memory (cf::MAP_ACTIVE);	2244	$self->in_memory (cf::MAP_ACTIVE);
2060	}	2245	}
2061		2246
2062	$self->post_load;	2247	$self->post_load;
2063	}
2064		2248
		2249	1
		2250	}
		2251
		2252	# customize the map for a given player, i.e.
		2253	# return the _real_ map. used by e.g. per-player
		2254	# maps to change the path to ~playername/mappath
2065	sub customise_for {	2255	sub customise_for {
2066	my ($self, $ob) = @_;	2256	my ($self, $ob) = @_;
2067		2257
2068	return find "~" . $ob->name . "/" . $self->{path}	2258	return find "~" . $ob->name . "/" . $self->{path}
2069	if $self->per_player;	2259	if $self->per_player;
…		…
2085	or next;	2275	or next;
2086	$neigh = find $neigh, $map	2276	$neigh = find $neigh, $map
2087	or next;	2277	or next;
2088	$neigh->load;	2278	$neigh->load;
2089		2279
		2280	# now find the diagonal neighbours
2090	push @neigh,	2281	push @neigh,
2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2282	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2283	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2093	}	2284	}
2094		2285
…		…
2101	}	2292	}
2102		2293
2103	sub find_sync {	2294	sub find_sync {
2104	my ($path, $origin) = @_;	2295	my ($path, $origin) = @_;
2105		2296
2106	cf::sync_job { find $path, $origin }	2297	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2298	if $Coro::current == $Coro::main;
		2299
		2300	find $path, $origin
2107	}	2301	}
2108		2302
2109	sub do_load_sync {	2303	sub do_load_sync {
2110	my ($map) = @_;	2304	my ($map) = @_;
2111		2305
2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2306	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2113	if $Coro::current == $Coro::main;	2307	if $Coro::current == $Coro::main;
2114		2308
2115	cf::sync_job { $map->load };	2309	$map->load;
2116	}	2310	}
2117		2311
2118	our %MAP_PREFETCH;	2312	our %MAP_PREFETCH;
2119	our $MAP_PREFETCHER = undef;	2313	our $MAP_PREFETCHER = undef;
2120		2314
2121	sub find_async {	2315	sub find_async {
2122	my ($path, $origin, $load) = @_;	2316	my ($path, $origin, $load) = @_;
2123		2317
2124	$path = normalise $path, $origin && $origin->{path};	2318	$path = normalise $path, $origin;
2125		2319
2126	if (my $map = $cf::MAP{$path}) {	2320	if (my $map = $cf::MAP{$path}) {
2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2321	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2128	}	2322	}
2129		2323
…		…
2146	$MAP_PREFETCHER->prio (6);	2340	$MAP_PREFETCHER->prio (6);
2147		2341
2148	()	2342	()
2149	}	2343	}
2150		2344
		2345	# common code, used by both ->save and ->swapout
2151	sub save {	2346	sub _save {
2152	my ($self) = @_;	2347	my ($self) = @_;
2153
2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2155		2348
2156	$self->{last_save} = $cf::RUNTIME;	2349	$self->{last_save} = $cf::RUNTIME;
2157		2350
2158	return unless $self->dirty;	2351	return unless $self->dirty;
2159		2352
…		…
2179	} else {	2372	} else {
2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2373	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2181	}	2374	}
2182	}	2375	}
2183		2376
		2377	sub save {
		2378	my ($self) = @_;
		2379
		2380	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2381
		2382	$self->_save;
		2383	}
		2384
2184	sub swap_out {	2385	sub swap_out {
2185	my ($self) = @_;	2386	my ($self) = @_;
2186		2387
2187	# save first because save cedes
2188	$self->save;
2189
2190	my $lock = cf::lock_acquire "map_data:$self->{path}";	2388	my $lock = cf::lock_acquire "map_data:$self->{path}";
2191		2389
2192	return if $self->players;
2193	return if $self->in_memory != cf::MAP_ACTIVE;	2390	return if $self->in_memory != cf::MAP_ACTIVE;
2194	return if $self->{deny_save};	2391	return if $self->{deny_save};
		2392	return if $self->players;
2195		2393
		2394	# first deactivate the map and "unlink" it from the core
		2395	$self->deactivate;
		2396	$_->clear_links_to ($self) for values %cf::MAP;
2196	$self->in_memory (cf::MAP_SWAPPED);	2397	$self->in_memory (cf::MAP_SWAPPED);
		2398
		2399	# then atomically save
		2400	$self->_save;
		2401
		2402	# then free the map
		2403	$self->clear;
		2404	}
		2405
		2406	sub reset_at {
		2407	my ($self) = @_;
		2408
		2409	# TODO: safety, remove and allow resettable per-player maps
		2410	return 1e99 if $self->{deny_reset};
		2411
		2412	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2413	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2414
		2415	$time + $to
		2416	}
		2417
		2418	sub should_reset {
		2419	my ($self) = @_;
		2420
		2421	$self->reset_at <= $cf::RUNTIME
		2422	}
		2423
		2424	sub reset {
		2425	my ($self) = @_;
		2426
		2427	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2428
		2429	return if $self->players;
		2430
		2431	cf::trace "resetting map ", $self->path, "\n";
		2432
		2433	$self->in_memory (cf::MAP_SWAPPED);
		2434
		2435	# need to save uniques path
		2436	unless ($self->{deny_save}) {
		2437	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2438
		2439	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2440	if $uniq;
		2441	}
		2442
		2443	delete $cf::MAP{$self->path};
2197		2444
2198	$self->deactivate;	2445	$self->deactivate;
2199	$_->clear_links_to ($self) for values %cf::MAP;	2446	$_->clear_links_to ($self) for values %cf::MAP;
2200	$self->clear;	2447	$self->clear;
2201	}
2202
2203	sub reset_at {
2204	my ($self) = @_;
2205
2206	# TODO: safety, remove and allow resettable per-player maps
2207	return 1e99 if $self->{deny_reset};
2208
2209	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2210	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2211
2212	$time + $to
2213	}
2214
2215	sub should_reset {
2216	my ($self) = @_;
2217
2218	$self->reset_at <= $cf::RUNTIME
2219	}
2220
2221	sub reset {
2222	my ($self) = @_;
2223
2224	my $lock = cf::lock_acquire "map_data:$self->{path}";
2225
2226	return if $self->players;
2227
2228	warn "resetting map ", $self->path;
2229
2230	$self->in_memory (cf::MAP_SWAPPED);
2231
2232	# need to save uniques path
2233	unless ($self->{deny_save}) {
2234	my $uniq = $self->uniq_path; utf8::encode $uniq;
2235
2236	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2237	if $uniq;
2238	}
2239
2240	delete $cf::MAP{$self->path};
2241
2242	$self->deactivate;
2243	$_->clear_links_to ($self) for values %cf::MAP;
2244	$self->clear;
2245		2448
2246	$self->unlink_save;	2449	$self->unlink_save;
2247	$self->destroy;	2450	$self->destroy;
2248	}	2451	}
2249		2452
…		…
2257		2460
2258	delete $cf::MAP{$self->path};	2461	delete $cf::MAP{$self->path};
2259		2462
2260	$self->unlink_save;	2463	$self->unlink_save;
2261		2464
2262	bless $self, "cf::map";	2465	bless $self, "cf::map::wrap";
2263	delete $self->{deny_reset};	2466	delete $self->{deny_reset};
2264	$self->{deny_save} = 1;	2467	$self->{deny_save} = 1;
2265	$self->reset_timeout (1);	2468	$self->reset_timeout (1);
2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2469	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2267		2470
…		…
2324	: normalise $_	2527	: normalise $_
2325	} @{ aio_readdir $UNIQUEDIR or [] }	2528	} @{ aio_readdir $UNIQUEDIR or [] }
2326	]	2529	]
2327	}	2530	}
2328		2531
		2532	=item cf::map::static_maps
		2533
		2534	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2535	file in the shared directory excluding F</styles> and F</editor>). May
		2536	block.
		2537
		2538	=cut
		2539
		2540	sub static_maps() {
		2541	my @dirs = "";
		2542	my @maps;
		2543
		2544	while (@dirs) {
		2545	my $dir = shift @dirs;
		2546
		2547	next if $dir eq "/styles" || $dir eq "/editor";
		2548
		2549	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2550	or return;
		2551
		2552	for (@$files) {
		2553	s/\.map$// or next;
		2554	utf8::decode $_;
		2555	push @maps, "$dir/$_";
		2556	}
		2557
		2558	push @dirs, map "$dir/$_", @$dirs;
		2559	}
		2560
		2561	\@maps
		2562	}
		2563
2329	=back	2564	=back
2330		2565
2331	=head3 cf::object	2566	=head3 cf::object
2332		2567
2333	=cut	2568	=cut
…		…
2465		2700
2466	Freezes the player and moves him/her to a special map (C<{link}>).	2701	Freezes the player and moves him/her to a special map (C<{link}>).
2467		2702
2468	The player should be reasonably safe there for short amounts of time (e.g.	2703	The player should be reasonably safe there for short amounts of time (e.g.
2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2704	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470	though, as the palyer cannot control the character while it is on the link	2705	though, as the player cannot control the character while it is on the link
2471	map.	2706	map.
2472		2707
2473	Will never block.	2708	Will never block.
2474		2709
2475	=item $player_object->leave_link ($map, $x, $y)	2710	=item $player_object->leave_link ($map, $x, $y)
…		…
2496	sub cf::object::player::enter_link {	2731	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2732	my ($self) = @_;
2498		2733
2499	$self->deactivate_recursive;	2734	$self->deactivate_recursive;
2500		2735
		2736	++$self->{_link_recursion};
		2737
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2738	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2739
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2740	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2741	if $self->map && $self->map->{path} ne "{link}";
2505		2742
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2743	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2744	}
2508		2745
2509	sub cf::object::player::leave_link {	2746	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2747	my ($self, $map, $x, $y) = @_;
2511		2748
…		…
2528	($x, $y) = (-1, -1)	2765	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2766	unless (defined $x) && (defined $y);
2530		2767
2531	# use -1 or undef as default coordinates, not 0, 0	2768	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2769	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2770	if $x <= 0 && $y <= 0;
2534		2771
2535	$map->load;	2772	$map->load;
2536	$map->load_neighbours;	2773	$map->load_neighbours;
2537		2774
2538	return unless $self->contr->active;	2775	return unless $self->contr->active;
2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2540	$self->activate_recursive;
2541		2776
2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2777	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2543	$self->enter_map ($map, $x, $y);	2778	if ($self->enter_map ($map, $x, $y)) {
2544	}	2779	# entering was successful
		2780	delete $self->{_link_recursion};
		2781	# only activate afterwards, to support waiting in hooks
		2782	$self->activate_recursive;
		2783	}
2545		2784
		2785	}
		2786
2546	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2787	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2547		2788
2548	Moves the player to the given map-path and coordinates by first freezing	2789	Moves the player to the given map-path and coordinates by first freezing
2549	her, loading and preparing them map, calling the provided $check callback	2790	her, loading and preparing them map, calling the provided $check callback
2550	that has to return the map if sucecssful, and then unfreezes the player on	2791	that has to return the map if sucecssful, and then unfreezes the player on
2551	the new (success) or old (failed) map position. In either case, $done will	2792	the new (success) or old (failed) map position. In either case, $done will
…		…
2558		2799
2559	our $GOTOGEN;	2800	our $GOTOGEN;
2560		2801
2561	sub cf::object::player::goto {	2802	sub cf::object::player::goto {
2562	my ($self, $path, $x, $y, $check, $done) = @_;	2803	my ($self, $path, $x, $y, $check, $done) = @_;
		2804
		2805	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2806	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2807	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2808	($path, $x, $y) = @$EMERGENCY_POSITION;
		2809	}
2563		2810
2564	# do generation counting so two concurrent goto's will be executed in-order	2811	# do generation counting so two concurrent goto's will be executed in-order
2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2812	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2566		2813
2567	$self->enter_link;	2814	$self->enter_link;
…		…
2587	($path, $x, $y) = (undef, undef, undef);	2834	($path, $x, $y) = (undef, undef, undef);
2588	}	2835	}
2589	}	2836	}
2590		2837
2591	my $map = eval {	2838	my $map = eval {
2592	my $map = defined $path ? cf::map::find $path : undef;	2839	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2593		2840
2594	if ($map) {	2841	if ($map) {
2595	$map = $map->customise_for ($self);	2842	$map = $map->customise_for ($self);
2596	$map = $check->($map) if $check && $map;	2843	$map = $check->($map, $x, $y, $self) if $check && $map;
2597	} else {	2844	} else {
2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2845	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2599	}	2846	}
2600		2847
2601	$map	2848	$map
…		…
2609	if ($gen == $self->{_goto_generation}) {	2856	if ($gen == $self->{_goto_generation}) {
2610	delete $self->{_goto_generation};	2857	delete $self->{_goto_generation};
2611	$self->leave_link ($map, $x, $y);	2858	$self->leave_link ($map, $x, $y);
2612	}	2859	}
2613		2860
2614	$done->() if $done;	2861	$done->($self) if $done;
2615	})->prio (1);	2862	})->prio (1);
2616	}	2863	}
2617		2864
2618	=item $player_object->enter_exit ($exit_object)	2865	=item $player_object->enter_exit ($exit_object)
2619		2866
…		…
2695		2942
2696	prepare_random_map $exit	2943	prepare_random_map $exit
2697	if $exit->slaying eq "/!";	2944	if $exit->slaying eq "/!";
2698	}	2945	}
2699		2946
2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2947	my $map = cf::map::normalise $exit->slaying, $exit->map;
2701	my $x = $exit->stats->hp;	2948	my $x = $exit->stats->hp;
2702	my $y = $exit->stats->sp;	2949	my $y = $exit->stats->sp;
2703		2950
2704	$self->goto ($map, $x, $y);	2951	$self->goto ($map, $x, $y);
2705		2952
…		…
2712	$self->message ("Something went wrong deep within the deliantra server. "	2959	$self->message ("Something went wrong deep within the deliantra server. "
2713	. "I'll try to bring you back to the map you were before. "	2960	. "I'll try to bring you back to the map you were before. "
2714	. "Please report this to the dungeon master!",	2961	. "Please report this to the dungeon master!",
2715	cf::NDI_UNIQUE | cf::NDI_RED);	2962	cf::NDI_UNIQUE | cf::NDI_RED);
2716		2963
2717	warn "ERROR in enter_exit: $@";	2964	error "ERROR in enter_exit: $@";
2718	$self->leave_link;	2965	$self->leave_link;
2719	}	2966	}
2720	})->prio (1);	2967	})->prio (1);
2721	}	2968	}
2722		2969
…		…
2734	sub cf::client::send_drawinfo {	2981	sub cf::client::send_drawinfo {
2735	my ($self, $text, $flags) = @_;	2982	my ($self, $text, $flags) = @_;
2736		2983
2737	utf8::encode $text;	2984	utf8::encode $text;
2738	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2985	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2986	}
		2987
		2988	=item $client->send_big_packet ($pkt)
		2989
		2990	Like C<send_packet>, but tries to compress large packets, and fragments
		2991	them as required.
		2992
		2993	=cut
		2994
		2995	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2996
		2997	sub cf::client::send_big_packet {
		2998	my ($self, $pkt) = @_;
		2999
		3000	# try lzf for large packets
		3001	$pkt = "lzf " . Compress::LZF::compress $pkt
		3002	if 1024 <= length $pkt and $self->{can_lzf};
		3003
		3004	# split very large packets
		3005	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3006	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3007	$pkt = "frag";
		3008	}
		3009
		3010	$self->send_packet ($pkt);
2739	}	3011	}
2740		3012
2741	=item $client->send_msg ($channel, $msg, $color, [extra...])	3013	=item $client->send_msg ($channel, $msg, $color, [extra...])
2742		3014
2743	Send a drawinfo or msg packet to the client, formatting the msg for the	3015	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2747		3019
2748	=cut	3020	=cut
2749		3021
2750	# non-persistent channels (usually the info channel)	3022	# non-persistent channels (usually the info channel)
2751	our %CHANNEL = (	3023	our %CHANNEL = (
		3024	"c/motd" => {
		3025	id => "infobox",
		3026	title => "MOTD",
		3027	reply => undef,
		3028	tooltip => "The message of the day",
		3029	},
2752	"c/identify" => {	3030	"c/identify" => {
2753	id => "infobox",	3031	id => "infobox",
2754	title => "Identify",	3032	title => "Identify",
2755	reply => undef,	3033	reply => undef,
2756	tooltip => "Items recently identified",	3034	tooltip => "Items recently identified",
…		…
2758	"c/examine" => {	3036	"c/examine" => {
2759	id => "infobox",	3037	id => "infobox",
2760	title => "Examine",	3038	title => "Examine",
2761	reply => undef,	3039	reply => undef,
2762	tooltip => "Signs and other items you examined",	3040	tooltip => "Signs and other items you examined",
		3041	},
		3042	"c/shopinfo" => {
		3043	id => "infobox",
		3044	title => "Shop Info",
		3045	reply => undef,
		3046	tooltip => "What your bargaining skill tells you about the shop",
2763	},	3047	},
2764	"c/book" => {	3048	"c/book" => {
2765	id => "infobox",	3049	id => "infobox",
2766	title => "Book",	3050	title => "Book",
2767	reply => undef,	3051	reply => undef,
…		…
2883	my $pkt = "msg "	3167	my $pkt = "msg "
2884	. $self->{json_coder}->encode (	3168	. $self->{json_coder}->encode (
2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3169	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2886	);	3170	);
2887		3171
2888	# try lzf for large packets
2889	$pkt = "lzf " . Compress::LZF::compress $pkt
2890	if 1024 <= length $pkt and $self->{can_lzf};
2891
2892	# split very large packets
2893	if (8192 < length $pkt and $self->{can_lzf}) {
2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2895	$pkt = "frag";
2896	}
2897
2898	$self->send_packet ($pkt);	3172	$self->send_big_packet ($pkt);
2899	}	3173	}
2900		3174
2901	=item $client->ext_msg ($type, @msg)	3175	=item $client->ext_msg ($type, @msg)
2902		3176
2903	Sends an ext event to the client.	3177	Sends an ext event to the client.
…		…
2906		3180
2907	sub cf::client::ext_msg($$@) {	3181	sub cf::client::ext_msg($$@) {
2908	my ($self, $type, @msg) = @_;	3182	my ($self, $type, @msg) = @_;
2909		3183
2910	if ($self->extcmd == 2) {	3184	if ($self->extcmd == 2) {
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3185	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2912	} elsif ($self->extcmd == 1) { # TODO: remove	3186	} elsif ($self->extcmd == 1) { # TODO: remove
2913	push @msg, msgtype => "event_$type";	3187	push @msg, msgtype => "event_$type";
2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3188	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2915	}	3189	}
2916	}	3190	}
2917		3191
2918	=item $client->ext_reply ($msgid, @msg)	3192	=item $client->ext_reply ($msgid, @msg)
2919		3193
…		…
2923		3197
2924	sub cf::client::ext_reply($$@) {	3198	sub cf::client::ext_reply($$@) {
2925	my ($self, $id, @msg) = @_;	3199	my ($self, $id, @msg) = @_;
2926		3200
2927	if ($self->extcmd == 2) {	3201	if ($self->extcmd == 2) {
2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3202	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2929	} elsif ($self->extcmd == 1) {	3203	} elsif ($self->extcmd == 1) {
2930	#TODO: version 1, remove	3204	#TODO: version 1, remove
2931	unshift @msg, msgtype => "reply", msgid => $id;	3205	unshift @msg, msgtype => "reply", msgid => $id;
2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3206	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2933	}	3207	}
2934	}	3208	}
2935		3209
2936	=item $success = $client->query ($flags, "text", \&cb)	3210	=item $success = $client->query ($flags, "text", \&cb)
2937		3211
…		…
3008		3282
3009	$ns->ext_reply ($reply, @reply)	3283	$ns->ext_reply ($reply, @reply)
3010	if $reply;	3284	if $reply;
3011		3285
3012	} else {	3286	} else {
3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3287	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3014	}	3288	}
3015		3289
3016	cf::override;	3290	cf::override;
3017	},	3291	},
3018	);	3292	);
…		…
3038		3312
3039	$coro	3313	$coro
3040	}	3314	}
3041		3315
3042	cf::client->attach (	3316	cf::client->attach (
3043	on_destroy => sub {	3317	on_client_destroy => sub {
3044	my ($ns) = @_;	3318	my ($ns) = @_;
3045		3319
3046	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3320	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3047	},	3321	},
3048	);	3322	);
…		…
3064	our $safe_hole = new Safe::Hole;	3338	our $safe_hole = new Safe::Hole;
3065		3339
3066	$SIG{FPE} = 'IGNORE';	3340	$SIG{FPE} = 'IGNORE';
3067		3341
3068	$safe->permit_only (Opcode::opset qw(	3342	$safe->permit_only (Opcode::opset qw(
3069	:base_core :base_mem :base_orig :base_math	3343	:base_core :base_mem :base_orig :base_math :base_loop
3070	grepstart grepwhile mapstart mapwhile	3344	grepstart grepwhile mapstart mapwhile
3071	sort time	3345	sort time
3072	));	3346	));
3073		3347
3074	# here we export the classes and methods available to script code	3348	# here we export the classes and methods available to script code
…		…
3099	decrease split destroy change_exp value msg lore send_msg)],	3373	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3374	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful send_msg)],	3375	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3376	["cf::map" => qw(trigger)],
3103	) {	3377	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3378	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3379	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3380	for @funs;
3108	}	3381	}
3109		3382
…		…
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3399	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3400	$qcode =~ s/\n/\\n/g;
3128		3401
3129	%vars = (_dummy => 0) unless %vars;	3402	%vars = (_dummy => 0) unless %vars;
3130		3403
		3404	my @res;
3131	local $_;	3405	local $_;
3132	local @safe::cf::_safe_eval_args = values %vars;
3133		3406
3134	my $eval =	3407	my $eval =
3135	"do {\n"	3408	"do {\n"
3136	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3409	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3137	. "#line 0 \"{$qcode}\"\n"	3410	. "#line 0 \"{$qcode}\"\n"
3138	. $code	3411	. $code
3139	. "\n}"	3412	. "\n}"
3140	;	3413	;
3141		3414
		3415	if ($CFG{safe_eval}) {
3142	sub_generation_inc;	3416	sub_generation_inc;
		3417	local @safe::cf::_safe_eval_args = values %vars;
3143	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3418	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3144	sub_generation_inc;	3419	sub_generation_inc;
		3420	} else {
		3421	local @cf::_safe_eval_args = values %vars;
		3422	@res = wantarray ? eval eval : scalar eval $eval;
		3423	}
3145		3424
3146	if ($@) {	3425	if ($@) {
3147	warn "$@";	3426	warn "$@",
3148	warn "while executing safe code '$code'\n";	3427	"while executing safe code '$code'\n",
3149	warn "with arguments " . (join " ", %vars) . "\n";	3428	"with arguments " . (join " ", %vars) . "\n";
3150	}	3429	}
3151		3430
3152	wantarray ? @res : $res[0]	3431	wantarray ? @res : $res[0]
3153	}	3432	}
3154		3433
…		…
3168	=cut	3447	=cut
3169		3448
3170	sub register_script_function {	3449	sub register_script_function {
3171	my ($fun, $cb) = @_;	3450	my ($fun, $cb) = @_;
3172		3451
3173	no strict 'refs';	3452	$fun = "safe::$fun" if $CFG{safe_eval};
3174	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3453	*$fun = $safe_hole->wrap ($cb);
3175	}	3454	}
3176		3455
3177	=back	3456	=back
3178		3457
3179	=cut	3458	=cut
…		…
3188	# for this (global event?)	3467	# for this (global event?)
3189	%ext::player_env::MUSIC_FACE_CACHE = ();	3468	%ext::player_env::MUSIC_FACE_CACHE = ();
3190		3469
3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3470	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3192		3471
3193	warn "loading facedata from $path\n";	3472	trace "loading facedata from $path\n";
3194		3473
3195	my $facedata;	3474	my $facedata = decode_storable load_file $path;
3196	0 < aio_load $path, $facedata
3197	or die "$path: $!";
3198
3199	$facedata = Coro::Storable::thaw $facedata;
3200		3475
3201	$facedata->{version} == 2	3476	$facedata->{version} == 2
3202	or cf::cleanup "$path: version mismatch, cannot proceed.";	3477	or cf::cleanup "$path: version mismatch, cannot proceed.";
3203		3478
3204	# patch in the exptable	3479	# patch in the exptable
		3480	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3205	$facedata->{resource}{"res/exp_table"} = {	3481	$facedata->{resource}{"res/exp_table"} = {
3206	type => FT_RSRC,	3482	type => FT_RSRC,
3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3483	data => $exp_table,
		3484	hash => (Digest::MD5::md5 $exp_table),
3208	};	3485	};
3209	cf::cede_to_tick;	3486	cf::cede_to_tick;
3210		3487
3211	{	3488	{
3212	my $faces = $facedata->{faceinfo};	3489	my $faces = $facedata->{faceinfo};
…		…
3214	while (my ($face, $info) = each %$faces) {	3491	while (my ($face, $info) = each %$faces) {
3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3492	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3216		3493
3217	cf::face::set_visibility $idx, $info->{visibility};	3494	cf::face::set_visibility $idx, $info->{visibility};
3218	cf::face::set_magicmap $idx, $info->{magicmap};	3495	cf::face::set_magicmap $idx, $info->{magicmap};
3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3496	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3497	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3498	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3221		3499
3222	cf::cede_to_tick;	3500	cf::cede_to_tick;
3223	}	3501	}
3224		3502
3225	while (my ($face, $info) = each %$faces) {	3503	while (my ($face, $info) = each %$faces) {
…		…
3230		3508
3231	if (my $smooth = cf::face::find $info->{smooth}) {	3509	if (my $smooth = cf::face::find $info->{smooth}) {
3232	cf::face::set_smooth $idx, $smooth;	3510	cf::face::set_smooth $idx, $smooth;
3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3511	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3234	} else {	3512	} else {
3235	warn "smooth face '$info->{smooth}' not found for face '$face'";	3513	error "smooth face '$info->{smooth}' not found for face '$face'";
3236	}	3514	}
3237		3515
3238	cf::cede_to_tick;	3516	cf::cede_to_tick;
3239	}	3517	}
3240	}	3518	}
…		…
3249		3527
3250	cf::anim::invalidate_all; # d'oh	3528	cf::anim::invalidate_all; # d'oh
3251	}	3529	}
3252		3530
3253	{	3531	{
3254	# TODO: for gcfclient pleasure, we should give resources
3255	# that gcfclient doesn't grok a >10000 face index.
3256	my $res = $facedata->{resource};	3532	my $res = $facedata->{resource};
3257		3533
3258	while (my ($name, $info) = each %$res) {	3534	while (my ($name, $info) = each %$res) {
3259	if (defined $info->{type}) {	3535	if (defined $info->{type}) {
3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3536	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3261	my $data;
3262		3537
3263	if ($info->{type} & 1) {	3538	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3264	# prepend meta info
3265
3266	my $meta = $enc->encode ({
3267	name => $name,
3268	%{ $info->{meta} || {} },
3269	});
3270
3271	$data = pack "(w/a*)*", $meta, $info->{data};
3272	} else {
3273	$data = $info->{data};
3274	}
3275
3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3277	cf::face::set_type $idx, $info->{type};	3539	cf::face::set_type $idx, $info->{type};
3278	} else {	3540	} else {
3279	$RESOURCE{$name} = $info;	3541	$RESOURCE{$name} = $info; # unused
3280	}	3542	}
3281		3543
3282	cf::cede_to_tick;	3544	cf::cede_to_tick;
3283	}	3545	}
3284	}	3546	}
3285		3547
3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3548	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3287		3549
3288	1	3550	1
3289	}	3551	}
3290
3291	cf::global->attach (on_resource_update => sub {
3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3294
3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3296	my $sound = $soundconf->{compat}[$_]
3297	or next;
3298
3299	my $face = cf::face::find "sound/$sound->[1]";
3300	cf::sound::set $sound->[0] => $face;
3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3302	}
3303
3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
3305	my $face = cf::face::find "sound/$v";
3306	cf::sound::set $k => $face;
3307	}
3308	}
3309	});
3310		3552
3311	register_exticmd fx_want => sub {	3553	register_exticmd fx_want => sub {
3312	my ($ns, $want) = @_;	3554	my ($ns, $want) = @_;
3313		3555
3314	while (my ($k, $v) = each %$want) {	3556	while (my ($k, $v) = each %$want) {
…		…
3353	sub reload_treasures {	3595	sub reload_treasures {
3354	load_resource_file "$DATADIR/treasures"	3596	load_resource_file "$DATADIR/treasures"
3355	or die "unable to load treasurelists\n";	3597	or die "unable to load treasurelists\n";
3356	}	3598	}
3357		3599
		3600	sub reload_sound {
		3601	trace "loading sound config from $DATADIR/sound\n";
		3602
		3603	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3604
		3605	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3606	my $sound = $soundconf->{compat}[$_]
		3607	or next;
		3608
		3609	my $face = cf::face::find "sound/$sound->[1]";
		3610	cf::sound::set $sound->[0] => $face;
		3611	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3612	}
		3613
		3614	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3615	my $face = cf::face::find "sound/$v";
		3616	cf::sound::set $k => $face;
		3617	}
		3618	}
		3619
3358	sub reload_resources {	3620	sub reload_resources {
3359	warn "reloading resource files...\n";	3621	trace "reloading resource files...\n";
3360		3622
		3623	reload_exp_table;
		3624	reload_materials;
3361	reload_facedata;	3625	reload_facedata;
		3626	reload_sound;
3362	reload_archetypes;	3627	reload_archetypes;
3363	reload_regions;	3628	reload_regions;
3364	reload_treasures;	3629	reload_treasures;
3365		3630
3366	warn "finished reloading resource files\n";	3631	trace "finished reloading resource files\n";
3367	}	3632	}
3368		3633
3369	sub reload_config {	3634	sub reload_config {
3370	open my $fh, "<:utf8", "$CONFDIR/config"	3635	trace "reloading config file...\n";
3371	or return;
3372		3636
3373	local $/;	3637	my $config = load_file "$CONFDIR/config";
3374	*CFG = YAML::Load <$fh>;	3638	utf8::decode $config;
		3639	*CFG = decode_yaml $config;
3375		3640
3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3641	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3377		3642
3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3643	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3644	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3380		3645
3381	if (exists $CFG{mlockall}) {	3646	if (exists $CFG{mlockall}) {
…		…
3405	seek $fh, 0, 0;	3670	seek $fh, 0, 0;
3406	print $fh $$;	3671	print $fh $$;
3407	}	3672	}
3408		3673
3409	sub main_loop {	3674	sub main_loop {
3410	warn "EV::loop starting\n";	3675	trace "EV::loop starting\n";
3411	if (1) {	3676	if (1) {
3412	EV::loop;	3677	EV::loop;
3413	}	3678	}
3414	warn "EV::loop returned\n";	3679	trace "EV::loop returned\n";
3415	goto &main_loop unless $REALLY_UNLOOP;	3680	goto &main_loop unless $REALLY_UNLOOP;
3416	}	3681	}
3417		3682
3418	sub main {	3683	sub main {
3419	cf::init_globals; # initialise logging	3684	cf::init_globals; # initialise logging
3420		3685
3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3686	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3687	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3688	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3689	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3425
3426	cf::init_experience;
3427	cf::init_anim;
3428	cf::init_attackmess;
3429	cf::init_dynamic;
3430		3690
3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3691	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3432		3692
3433	# we must not ever block the main coroutine	3693	# we must not ever block the main coroutine
3434	local $Coro::idle = sub {	3694	local $Coro::idle = sub {
…		…
3440	};	3700	};
3441		3701
3442	evthread_start IO::AIO::poll_fileno;	3702	evthread_start IO::AIO::poll_fileno;
3443		3703
3444	cf::sync_job {	3704	cf::sync_job {
		3705	cf::incloader::init ();
		3706
		3707	cf::init_anim;
		3708	cf::init_attackmess;
		3709	cf::init_dynamic;
		3710
		3711	cf::load_settings;
		3712
3445	reload_resources;	3713	reload_resources;
3446	reload_config;	3714	reload_config;
3447	db_init;	3715	db_init;
3448		3716
3449	cf::load_settings;
3450	cf::load_materials;
3451	cf::init_uuid;	3717	cf::init_uuid;
3452	cf::init_signals;	3718	cf::init_signals;
3453	cf::init_commands;
3454	cf::init_skills;	3719	cf::init_skills;
3455		3720
3456	cf::init_beforeplay;	3721	cf::init_beforeplay;
3457		3722
3458	atomic;	3723	atomic;
…		…
3460	load_extensions;	3725	load_extensions;
3461		3726
3462	utime time, time, $RUNTIMEFILE;	3727	utime time, time, $RUNTIMEFILE;
3463		3728
3464	# no (long-running) fork's whatsoever before this point(!)	3729	# no (long-running) fork's whatsoever before this point(!)
		3730	use POSIX ();
3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3731	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3466		3732
3467	(pop @POST_INIT)->(0) while @POST_INIT;	3733	cf::_post_init 0;
3468	};	3734	};
3469		3735
		3736	cf::object::thawer::errors_are_fatal 0;
		3737	info "parse errors in files are no longer fatal from this point on.\n";
		3738
		3739	my $free_main; $free_main = EV::idle sub {
		3740	undef $free_main;
		3741	undef &main; # free gobs of memory :)
		3742	};
		3743
3470	main_loop;	3744	goto &main_loop;
3471	}	3745	}
3472		3746
3473	#############################################################################	3747	#############################################################################
3474	# initialisation and cleanup	3748	# initialisation and cleanup
3475		3749
3476	# install some emergency cleanup handlers	3750	# install some emergency cleanup handlers
3477	BEGIN {	3751	BEGIN {
3478	our %SIGWATCHER = ();	3752	our %SIGWATCHER = ();
3479	for my $signal (qw(INT HUP TERM)) {	3753	for my $signal (qw(INT HUP TERM)) {
3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3754	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3481	cf::cleanup "SIG$signal";	3755	cf::cleanup "SIG$signal";
3482	};	3756	};
3483	}	3757	}
3484	}	3758	}
3485		3759
3486	sub write_runtime_sync {	3760	sub write_runtime_sync {
		3761	my $t0 = AE::time;
		3762
3487	# first touch the runtime file to show we are still running:	3763	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3764	# the fsync below can take a very very long time.
3489		3765
3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3766	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3767
3492	my $guard = cf::lock_acquire "write_runtime";	3768	my $guard = cf::lock_acquire "write_runtime";
3493		3769
3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3770	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3771	or return;
3496		3772
3497	my $value = $cf::RUNTIME + 90 + 10;	3773	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3774	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3775	# 60 allows for the watchdog to kill the server.
…		…
3512	or return;	3788	or return;
3513		3789
3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3790	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3791	and return;
3516		3792
3517	warn "runtime file written.\n";	3793	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3794
3519	1	3795	1
3520	}	3796	}
3521		3797
3522	our $uuid_lock;	3798	our $uuid_lock;
…		…
3534	or return;	3810	or return;
3535		3811
3536	my $value = uuid_seq uuid_cur;	3812	my $value = uuid_seq uuid_cur;
3537		3813
3538	unless ($value) {	3814	unless ($value) {
3539	warn "cowardly refusing to write zero uuid value!\n";	3815	info "cowardly refusing to write zero uuid value!\n";
3540	return;	3816	return;
3541	}	3817	}
3542		3818
3543	my $value = uuid_str $value + $uuid_skip;	3819	my $value = uuid_str $value + $uuid_skip;
3544	$uuid_skip = 0;	3820	$uuid_skip = 0;
…		…
3554	or return;	3830	or return;
3555		3831
3556	aio_rename "$uuid~", $uuid	3832	aio_rename "$uuid~", $uuid
3557	and return;	3833	and return;
3558		3834
3559	warn "uuid file written ($value).\n";	3835	trace "uuid file written ($value).\n";
3560		3836
3561	1	3837	1
3562		3838
3563	}	3839	}
3564		3840
…		…
3570	}	3846	}
3571		3847
3572	sub emergency_save() {	3848	sub emergency_save() {
3573	my $freeze_guard = cf::freeze_mainloop;	3849	my $freeze_guard = cf::freeze_mainloop;
3574		3850
3575	warn "emergency_perl_save: enter\n";	3851	info "emergency_perl_save: enter\n";
		3852
		3853	# this is a trade-off: we want to be very quick here, so
		3854	# save all maps without fsync, and later call a global sync
		3855	# (which in turn might be very very slow)
		3856	local $USE_FSYNC = 0;
3576		3857
3577	cf::sync_job {	3858	cf::sync_job {
3578	# this is a trade-off: we want to be very quick here, so	3859	cf::write_runtime_sync; # external watchdog should not bark
3579	# save all maps without fsync, and later call a global sync
3580	# (which in turn might be very very slow)
3581	local $USE_FSYNC = 0;
3582		3860
3583	# use a peculiar iteration method to avoid tripping on perl	3861	# use a peculiar iteration method to avoid tripping on perl
3584	# refcount bugs in for. also avoids problems with players	3862	# refcount bugs in for. also avoids problems with players
3585	# and maps saved/destroyed asynchronously.	3863	# and maps saved/destroyed asynchronously.
3586	warn "emergency_perl_save: begin player save\n";	3864	info "emergency_perl_save: begin player save\n";
3587	for my $login (keys %cf::PLAYER) {	3865	for my $login (keys %cf::PLAYER) {
3588	my $pl = $cf::PLAYER{$login} or next;	3866	my $pl = $cf::PLAYER{$login} or next;
3589	$pl->valid or next;	3867	$pl->valid or next;
3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3868	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3591	$pl->save;	3869	$pl->save;
3592	}	3870	}
3593	warn "emergency_perl_save: end player save\n";	3871	info "emergency_perl_save: end player save\n";
3594		3872
		3873	cf::write_runtime_sync; # external watchdog should not bark
		3874
3595	warn "emergency_perl_save: begin map save\n";	3875	info "emergency_perl_save: begin map save\n";
3596	for my $path (keys %cf::MAP) {	3876	for my $path (keys %cf::MAP) {
3597	my $map = $cf::MAP{$path} or next;	3877	my $map = $cf::MAP{$path} or next;
3598	$map->valid or next;	3878	$map->valid or next;
3599	$map->save;	3879	$map->save;
3600	}	3880	}
3601	warn "emergency_perl_save: end map save\n";	3881	info "emergency_perl_save: end map save\n";
3602		3882
		3883	cf::write_runtime_sync; # external watchdog should not bark
		3884
3603	warn "emergency_perl_save: begin database checkpoint\n";	3885	info "emergency_perl_save: begin database checkpoint\n";
3604	BDB::db_env_txn_checkpoint $DB_ENV;	3886	BDB::db_env_txn_checkpoint $DB_ENV;
3605	warn "emergency_perl_save: end database checkpoint\n";	3887	info "emergency_perl_save: end database checkpoint\n";
3606		3888
3607	warn "emergency_perl_save: begin write uuid\n";	3889	info "emergency_perl_save: begin write uuid\n";
3608	write_uuid_sync 1;	3890	write_uuid_sync 1;
3609	warn "emergency_perl_save: end write uuid\n";	3891	info "emergency_perl_save: end write uuid\n";
		3892
		3893	cf::write_runtime_sync; # external watchdog should not bark
		3894
		3895	trace "emergency_perl_save: syncing database to disk";
		3896	BDB::db_env_txn_checkpoint $DB_ENV;
		3897
		3898	info "emergency_perl_save: starting sync\n";
		3899	IO::AIO::aio_sync sub {
		3900	info "emergency_perl_save: finished sync\n";
		3901	};
		3902
		3903	cf::write_runtime_sync; # external watchdog should not bark
		3904
		3905	trace "emergency_perl_save: flushing outstanding aio requests";
		3906	while (IO::AIO::nreqs || BDB::nreqs) {
		3907	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3908	}
		3909
		3910	cf::write_runtime_sync; # external watchdog should not bark
3610	};	3911	};
3611		3912
3612	warn "emergency_perl_save: starting sync()\n";
3613	IO::AIO::aio_sync sub {
3614	warn "emergency_perl_save: finished sync()\n";
3615	};
3616
3617	warn "emergency_perl_save: leave\n";	3913	info "emergency_perl_save: leave\n";
3618	}	3914	}
3619		3915
3620	sub post_cleanup {	3916	sub post_cleanup {
3621	my ($make_core) = @_;	3917	my ($make_core) = @_;
3622		3918
		3919	IO::AIO::flush;
		3920
3623	warn Carp::longmess "post_cleanup backtrace"	3921	error Carp::longmess "post_cleanup backtrace"
3624	if $make_core;	3922	if $make_core;
3625		3923
3626	my $fh = pidfile;	3924	my $fh = pidfile;
3627	unlink $PIDFILE if <$fh> == $$;	3925	unlink $PIDFILE if <$fh> == $$;
3628	}	3926	}
…		…
3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3946	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3649	for my $name (keys %$leaf_symtab) {	3947	for my $name (keys %$leaf_symtab) {
3650	_gv_clear *{"$pkg$name"};	3948	_gv_clear *{"$pkg$name"};
3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3949	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3652	}	3950	}
3653	warn "cleared package $pkg\n";#d#
3654	}	3951	}
3655		3952
3656	sub do_reload_perl() {	3953	sub do_reload_perl() {
3657	# can/must only be called in main	3954	# can/must only be called in main
3658	if ($Coro::current != $Coro::main) {	3955	unless (in_main) {
3659	warn "can only reload from main coroutine";	3956	error "can only reload from main coroutine";
3660	return;	3957	return;
3661	}	3958	}
3662		3959
3663	return if $RELOAD++;	3960	return if $RELOAD++;
3664		3961
3665	my $t1 = EV::time;	3962	my $t1 = AE::time;
3666		3963
3667	while ($RELOAD) {	3964	while ($RELOAD) {
3668	warn "reloading...";	3965	cf::get_slot 0.1, -1, "reload_perl";
		3966	info "perl_reload: reloading...";
3669		3967
3670	warn "entering sync_job";	3968	trace "perl_reload: entering sync_job";
3671		3969
3672	cf::sync_job {	3970	cf::sync_job {
3673	cf::write_runtime_sync; # external watchdog should not bark
3674	cf::emergency_save;	3971	#cf::emergency_save;
3675	cf::write_runtime_sync; # external watchdog should not bark
3676		3972
3677	warn "syncing database to disk";
3678	BDB::db_env_txn_checkpoint $DB_ENV;
3679
3680	# if anything goes wrong in here, we should simply crash as we already saved
3681
3682	warn "flushing outstanding aio requests";
3683	while (IO::AIO::nreqs || BDB::nreqs) {
3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3685	}
3686
3687	warn "cancelling all extension coros";	3973	trace "perl_reload: cancelling all extension coros";
3688	$_->cancel for values %EXT_CORO;	3974	$_->cancel for values %EXT_CORO;
3689	%EXT_CORO = ();	3975	%EXT_CORO = ();
3690		3976
3691	warn "removing commands";	3977	trace "perl_reload: removing commands";
3692	%COMMAND = ();	3978	%COMMAND = ();
3693		3979
3694	warn "removing ext/exti commands";	3980	trace "perl_reload: removing ext/exti commands";
3695	%EXTCMD = ();	3981	%EXTCMD = ();
3696	%EXTICMD = ();	3982	%EXTICMD = ();
3697		3983
3698	warn "unloading/nuking all extensions";	3984	trace "perl_reload: unloading/nuking all extensions";
3699	for my $pkg (@EXTS) {	3985	for my $pkg (@EXTS) {
3700	warn "... unloading $pkg";	3986	trace "... unloading $pkg";
3701		3987
3702	if (my $cb = $pkg->can ("unload")) {	3988	if (my $cb = $pkg->can ("unload")) {
3703	eval {	3989	eval {
3704	$cb->($pkg);	3990	$cb->($pkg);
3705	1	3991	1
3706	} or warn "$pkg unloaded, but with errors: $@";	3992	} or error "$pkg unloaded, but with errors: $@";
3707	}	3993	}
3708		3994
3709	warn "... clearing $pkg";	3995	trace "... clearing $pkg";
3710	clear_package $pkg;	3996	clear_package $pkg;
3711	}	3997	}
3712		3998
3713	warn "unloading all perl modules loaded from $LIBDIR";	3999	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3714	while (my ($k, $v) = each %INC) {	4000	while (my ($k, $v) = each %INC) {
3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4001	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3716		4002
3717	warn "... unloading $k";	4003	trace "... unloading $k";
3718	delete $INC{$k};	4004	delete $INC{$k};
3719		4005
3720	$k =~ s/\.pm$//;	4006	$k =~ s/\.pm$//;
3721	$k =~ s/\//::/g;	4007	$k =~ s/\//::/g;
3722		4008
…		…
3725	}	4011	}
3726		4012
3727	clear_package $k;	4013	clear_package $k;
3728	}	4014	}
3729		4015
3730	warn "getting rid of safe::, as good as possible";	4016	trace "perl_reload: getting rid of safe::, as good as possible";
3731	clear_package "safe::$_"	4017	clear_package "safe::$_"
3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4018	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3733		4019
3734	warn "unloading cf.pm \"a bit\"";	4020	trace "perl_reload: unloading cf.pm \"a bit\"";
3735	delete $INC{"cf.pm"};	4021	delete $INC{"cf.pm"};
3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4022	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3737		4023
3738	# don't, removes xs symbols, too,	4024	# don't, removes xs symbols, too,
3739	# and global variables created in xs	4025	# and global variables created in xs
3740	#clear_package __PACKAGE__;	4026	#clear_package __PACKAGE__;
3741		4027
3742	warn "unload completed, starting to reload now";	4028	info "perl_reload: unload completed, starting to reload now";
3743		4029
3744	warn "reloading cf.pm";	4030	trace "perl_reload: reloading cf.pm";
3745	require cf;	4031	require cf;
3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4032	cf::_connect_to_perl_1;
3747		4033
3748	warn "loading config and database again";	4034	trace "perl_reload: loading config and database again";
3749	cf::reload_config;	4035	cf::reload_config;
3750		4036
3751	warn "loading extensions";	4037	trace "perl_reload: loading extensions";
3752	cf::load_extensions;	4038	cf::load_extensions;
3753		4039
3754	if ($REATTACH_ON_RELOAD) {	4040	if ($REATTACH_ON_RELOAD) {
3755	warn "reattaching attachments to objects/players";	4041	trace "perl_reload: reattaching attachments to objects/players";
3756	_global_reattach; # objects, sockets	4042	_global_reattach; # objects, sockets
3757	warn "reattaching attachments to maps";	4043	trace "perl_reload: reattaching attachments to maps";
3758	reattach $_ for values %MAP;	4044	reattach $_ for values %MAP;
3759	warn "reattaching attachments to players";	4045	trace "perl_reload: reattaching attachments to players";
3760	reattach $_ for values %PLAYER;	4046	reattach $_ for values %PLAYER;
3761	}	4047	}
3762		4048
3763	warn "running post_init jobs";	4049	cf::_post_init 1;
3764	(pop @POST_INIT)->(1) while @POST_INIT;
3765		4050
3766	warn "leaving sync_job";	4051	trace "perl_reload: leaving sync_job";
3767		4052
3768	1	4053	1
3769	} or do {	4054	} or do {
3770	warn $@;	4055	error $@;
3771	cf::cleanup "error while reloading, exiting.";	4056	cf::cleanup "perl_reload: error, exiting.";
3772	};	4057	};
3773		4058
3774	warn "reloaded";
3775	--$RELOAD;	4059	--$RELOAD;
3776	}	4060	}
3777		4061
3778	$t1 = EV::time - $t1;	4062	$t1 = AE::time - $t1;
3779	warn "reload completed in ${t1}s\n";	4063	info "perl_reload: completed in ${t1}s\n";
3780	};	4064	};
3781		4065
3782	our $RELOAD_WATCHER; # used only during reload	4066	our $RELOAD_WATCHER; # used only during reload
3783		4067
3784	sub reload_perl() {	4068	sub reload_perl() {
…		…
3786	# coro crashes during coro_state_free->destroy here.	4070	# coro crashes during coro_state_free->destroy here.
3787		4071
3788	$RELOAD_WATCHER ||= cf::async {	4072	$RELOAD_WATCHER ||= cf::async {
3789	Coro::AIO::aio_wait cache_extensions;	4073	Coro::AIO::aio_wait cache_extensions;
3790		4074
3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4075	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3792	do_reload_perl;	4076	do_reload_perl;
3793	undef $RELOAD_WATCHER;	4077	undef $RELOAD_WATCHER;
3794	};	4078	};
3795	};	4079	};
3796	}	4080	}
…		…
3805	reload_perl;	4089	reload_perl;
3806	};	4090	};
3807	}	4091	}
3808	};	4092	};
3809		4093
3810	unshift @INC, $LIBDIR;	4094	#############################################################################
3811		4095
3812	my $bug_warning = 0;	4096	my $bug_warning = 0;
3813		4097
3814	our @WAIT_FOR_TICK;	4098	our @WAIT_FOR_TICK;
3815	our @WAIT_FOR_TICK_BEGIN;	4099	our @WAIT_FOR_TICK_BEGIN;
3816		4100
3817	sub wait_for_tick {	4101	sub wait_for_tick() {
3818	return if tick_inhibit || $Coro::current == $Coro::main;	4102	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3819		4103
3820	my $signal = new Coro::Signal;	4104	my $signal = new Coro::Signal;
3821	push @WAIT_FOR_TICK, $signal;	4105	push @WAIT_FOR_TICK, $signal;
3822	$signal->wait;	4106	$signal->wait;
3823	}	4107	}
3824		4108
3825	sub wait_for_tick_begin {	4109	sub wait_for_tick_begin() {
3826	return if tick_inhibit || $Coro::current == $Coro::main;	4110	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3827		4111
3828	my $signal = new Coro::Signal;	4112	my $signal = new Coro::Signal;
3829	push @WAIT_FOR_TICK_BEGIN, $signal;	4113	push @WAIT_FOR_TICK_BEGIN, $signal;
3830	$signal->wait;	4114	$signal->wait;
3831	}	4115	}
…		…
3837	return;	4121	return;
3838	}	4122	}
3839		4123
3840	cf::server_tick; # one server iteration	4124	cf::server_tick; # one server iteration
3841		4125
		4126	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4127
3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4128	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4129	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3844	Coro::async_pool {	4130	Coro::async_pool {
3845	$Coro::current->{desc} = "runtime saver";	4131	$Coro::current->{desc} = "runtime saver";
3846	write_runtime_sync	4132	write_runtime_sync
3847	or warn "ERROR: unable to write runtime file: $!";	4133	or error "ERROR: unable to write runtime file: $!";
3848	};	4134	};
3849	}	4135	}
3850		4136
3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4137	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3852	$sig->send;	4138	$sig->send;
…		…
3860		4146
3861	if (0) {	4147	if (0) {
3862	if ($NEXT_TICK) {	4148	if ($NEXT_TICK) {
3863	my $jitter = $TICK_START - $NEXT_TICK;	4149	my $jitter = $TICK_START - $NEXT_TICK;
3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4150	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3865	warn "jitter $JITTER\n";#d#	4151	debug "jitter $JITTER\n";#d#
3866	}	4152	}
3867	}	4153	}
3868	}	4154	}
3869		4155
3870	{	4156	{
3871	# configure BDB	4157	# configure BDB
3872		4158
3873	BDB::min_parallel 8;	4159	BDB::min_parallel 16;
3874	BDB::max_poll_reqs $TICK * 0.1;	4160	BDB::max_poll_reqs $TICK * 0.1;
3875	$AnyEvent::BDB::WATCHER->priority (1);	4161	$AnyEvent::BDB::WATCHER->priority (1);
3876		4162
3877	unless ($DB_ENV) {	4163	unless ($DB_ENV) {
3878	$DB_ENV = BDB::db_env_create;	4164	$DB_ENV = BDB::db_env_create;
…		…
3915	IO::AIO::min_parallel 8;	4201	IO::AIO::min_parallel 8;
3916	IO::AIO::max_poll_time $TICK * 0.1;	4202	IO::AIO::max_poll_time $TICK * 0.1;
3917	undef $AnyEvent::AIO::WATCHER;	4203	undef $AnyEvent::AIO::WATCHER;
3918	}	4204	}
3919		4205
3920	my $_log_backtrace;	4206	our $_log_backtrace;
		4207	our $_log_backtrace_last;
3921		4208
3922	sub _log_backtrace {	4209	sub _log_backtrace {
3923	my ($msg, @addr) = @_;	4210	my ($msg, @addr) = @_;
3924		4211
3925	$msg =~ s/\n//;	4212	$msg =~ s/\n$//;
3926		4213
		4214	if ($_log_backtrace_last eq $msg) {
		4215	LOG llevInfo, "[ABT] $msg\n";
		4216	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3927	# limit the # of concurrent backtraces	4217	# limit the # of concurrent backtraces
3928	if ($_log_backtrace < 2) {	4218	} elsif ($_log_backtrace < 2) {
		4219	$_log_backtrace_last = $msg;
3929	++$_log_backtrace;	4220	++$_log_backtrace;
3930	my $perl_bt = Carp::longmess $msg;	4221	my $perl_bt = Carp::longmess $msg;
3931	async {	4222	async {
3932	$Coro::current->{desc} = "abt $msg";	4223	$Coro::current->{desc} = "abt $msg";
3933		4224
…		…
3953	LOG llevInfo, "[ABT] $_\n" for @bt;	4244	LOG llevInfo, "[ABT] $_\n" for @bt;
3954	--$_log_backtrace;	4245	--$_log_backtrace;
3955	};	4246	};
3956	} else {	4247	} else {
3957	LOG llevInfo, "[ABT] $msg\n";	4248	LOG llevInfo, "[ABT] $msg\n";
3958	LOG llevInfo, "[ABT] [suppressed]\n";	4249	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3959	}	4250	}
3960	}	4251	}
3961		4252
3962	# load additional modules	4253	# load additional modules
3963	require "cf/$_.pm" for @EXTRA_MODULES;	4254	require "cf/$_.pm" for @EXTRA_MODULES;
		4255	cf::_connect_to_perl_2;
3964		4256
3965	END { cf::emergency_save }	4257	END { cf::emergency_save }
3966		4258
3967	1	4259	1
3968		4260

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