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Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC vs.
Revision 1.561 by root, Fri Apr 22 06:10:33 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "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
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	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;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	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
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
92	our $DATADIR = datadir;	99	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
96	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		112
105	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;
106		120
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	123	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		125
112	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	129	our $DB_ENV;
116		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
117	our %CFG;	133	our %CFG;
118		134
119	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
120	our $RUNTIME;	136	our $RUNTIME;
121	our $NOW;	137	our $NOW;
…		…
132	our $JITTER; # average jitter	148	our $JITTER; # average jitter
133	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
134		150
135	our @POST_INIT;	151	our @POST_INIT;
136		152
137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
138		155
139	binmode STDOUT;	156	binmode STDOUT;
140	binmode STDERR;	157	binmode STDERR;
141		158
142	# read virtual server time, if available	159	# read virtual server time, if available
…		…
144	open my $fh, "<", $RUNTIMEFILE	161	open my $fh, "<", $RUNTIMEFILE
145	or die "unable to read $RUNTIMEFILE file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
146	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
147	}	164	}
148		165
		166	eval "sub TICK() { $TICK } 1" or die;
		167
149	mkdir $_	168	mkdir $_
150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
151		170
152	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
153		172
154	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
155		189
156	#############################################################################	190	#############################################################################
157		191
158	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
159		193
…		…
201	from wherever your confdir points to.	235	from wherever your confdir points to.
202		236
203	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
204		238
205	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
206	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
207	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.
208		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
209	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
210		249
211	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
212	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
213	that call.	252	that call.
214		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
215	=back	260	=back
216		261
217	=cut	262	=cut
218		263
219	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
220	*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 {
221	my $msg = join "", @_;	271	my $msg = join "", @_;
222		272
223	$msg .= "\n"	273	$msg .= "\n"
224	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
225		275
226	$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;
227		277
228	LOG llevError, $msg;	278	LOG llevWarn, $msg;
229	};	279	};
230	}
231		280
232	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
233	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
234		283
235	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
236	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
237	return;#d#	288	return;#d#
238	}#d#	289	}#d#
239		290
240	# kill coroutine otherwise	291	# kill coroutine otherwise
241	warn Carp::longmess $_[0];
242	Coro::terminate	292	Coro::terminate
243	};	293	};
244
245	$SIG{__DIE__} = sub { }; #d#?
246		294
247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
264	)) {	312	)) {
265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
266	}	314	}
267		315
268	$EV::DIED = sub {	316	$EV::DIED = sub {
269	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
270	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
271		324
272	#############################################################################	325	#############################################################################
273		326
274	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
275		328
…		…
296	$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;
297	$d	350	$d
298	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
299	}	352	}
300		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
301	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
302		369
303	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
304		371
305	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
311	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
312		379
313	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
314	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
315		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
316	=item cf::post_init { BLOCK }	414	=item cf::post_init { BLOCK }
317		415
318	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,
319	but I<before> the server starts ticking again.	417	but I<before> the server starts ticking again.
320		418
321	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
322	is a reload or not.	420	is a reload or not.
323		421
324	=cut	422	=cut
325		423
326	sub post_init(&) {	424	sub post_init(&) {
327	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	}
328	}	443	}
329		444
330	=item cf::lock_wait $string	445	=item cf::lock_wait $string
331		446
332	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
…		…
371	}	486	}
372		487
373	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
374		489
375	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	491	get spread over time.
377		492
378	=cut	493	=cut
379		494
380	sub periodic($$) {	495	sub periodic($$) {
381	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
386	}	501	}
387		502
388	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
389		504
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
393		512
394	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
396		515
397	Useful for short background jobs.	516	Useful for short background jobs.
398		517
399	=cut	518	=cut
400		519
401	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
403		523
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
407		527
408	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
409		530
410	while () {	531	while () {
411	next_job:	532	next_job:
		533
412	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	535
414	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	540	$job->[2]->send;
418	Coro::cede;	541	Coro::cede;
419	goto next_job;	542	goto next_job;
420	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	545	}
422	}	546	}
423		547
424	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	551	$signal->wait;
428	} else {	552	} else {
		553	$busy = 0;
429	Coro::schedule;	554	Coro::schedule;
430	}	555	}
431	}	556	}
432	};	557	};
433		558
434	sub get_slot($;$$) {	559	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
436		561
437	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
438		563
439	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
440	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
441		567
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
470	=cut	596	=cut
471		597
472	sub sync_job(&) {	598	sub sync_job(&) {
473	my ($job) = @_;	599	my ($job) = @_;
474		600
475	if ($Coro::current == $Coro::main) {	601	if (in_main) {
476	my $time = EV::time;	602	my $time = AE::time;
477		603
478	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
480		606
481	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
482		608
483	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
484		610
485	my $busy = 1;	611	my $busy = 1;
486	my @res;	612	my @res;
487		613
488	(async {	614	(async {
489	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	616	@res = eval { $job->() };
491	warn $@ if $@;	617	error $@ if $@;
492	undef $busy;	618	undef $busy;
493	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
494		620
495	while ($busy) {	621	while ($busy) {
496	if (Coro::nready) {	622	if (Coro::nready) {
…		…
498	} else {	624	} else {
499	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
500	}	626	}
501	}	627	}
502		628
503	my $time = EV::time - $time;	629	my $time = AE::time - $time;
504		630
505	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
506		632
507	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
508	} else {	634	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
531		657
532	$coro	658	$coro
533	}	659	}
534		660
535	=item fork_call { }, $args	661	=item fork_call { }, @args
536		662
537	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
541		667
542	=cut	668	=cut
543		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
544	sub fork_call(&@) {	674	sub fork_call(&@) {
545	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
546		676
547	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
550		680
551	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
552	reset_signals;	682	cf::post_fork;
553	&$cb	683	&$cb
554	}, @args;	684	} @args;
555		685
556	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
557	}	698	}
558		699
559	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
560		701
561	=cut	702	=cut
…		…
598	within each server.	739	within each server.
599		740
600	=cut	741	=cut
601		742
602	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
603	my ($name) = @_;	747	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
605		749
606	eval {	750	eval {
607	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
617	}	761	}
618		762
619	our $DB;	763	our $DB;
620		764
621	sub db_init {	765	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	766	$DB ||= db_table "db";
624	};
625	}	767	}
626		768
627	sub db_get($$) {	769	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
629		771
630	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
631	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
632		776
633	$! ? ()	777	$! ? ()
634	: $data	778	: $data
635	}
636	}	779	}
637		780
638	sub db_put($$$) {	781	sub db_put($$$) {
639	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		811
669	my @data;	812	my @data;
670	my $md5;	813	my $md5;
671		814
672	for (0 .. $#$src) {	815	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	817	}
676		818
677	# if processing is expensive, check	819	# if processing is expensive, check
678	# checksum first	820	# checksum first
679	if (1) {	821	if (1) {
…		…
696		838
697	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	840	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
700		842
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		844
703	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
706		848
…		…
716		858
717	=cut	859	=cut
718		860
719	sub datalog($@) {	861	sub datalog($@) {
720	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	864	}
723		865
724	=back	866	=back
725		867
726	=cut	868	=cut
…		…
921		1063
922	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1066
925	} elsif (ref $type) {	1067	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
927		1069
928	} else {	1070	} else {
929	shift @arg;	1071	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
931	}	1073	}
932	}	1074	}
933	}	1075	}
934		1076
935	sub _object_attach {	1077	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
946	}	1088	}
947		1089
948	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
949	} else {	1091	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1093	}
952		1094
953	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
954	}	1096	}
955		1097
…		…
1014		1156
1015	for (@$callbacks) {	1157	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1017		1159
1018	if ($@) {	1160	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1162	override;
1022	}	1163	}
1023		1164
1024	return 1 if $override;	1165	return 1 if $override;
1025	}	1166	}
…		…
1104	for (@$attach) {	1245	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1107	}	1248	}
1108	} else {	1249	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1251	}
1111	}	1252	}
1112	}	1253	}
1113		1254
1114	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1142		1283
1143	sync_job {	1284	sync_job {
1144	if (length $$rdata) {	1285	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1148		1290
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1296	aio_fsync $fh;
		1297	}
1153	aio_close $fh;	1298	aio_close $fh;
1154		1299
1155	if (@$objs) {	1300	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1307	aio_fsync $fh;
		1308	}
1161	aio_close $fh;	1309	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1311	}
1164	} else {	1312	} else {
1165	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
…		…
1168	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
1169		1317
1170	$filename =~ s%/[^/]+$%%;	1318	$filename =~ s%/[^/]+$%%;
1171	aio_pathsync $filename if $cf::USE_FSYNC;	1319	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1320	} else {
1173	warn "unable to save objects: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1174	}	1322	}
1175	} else {	1323	} else {
1176	aio_unlink $filename;	1324	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1178	}	1326	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1351	$av = $st->{objs};
1204	}	1352	}
1205		1353
1206	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1209		1358
1210	($data, $av)	1359	($data, $av)
1211	}	1360	}
1212		1361
1213	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1272	}	1421	}
1273		1422
1274	use File::Glob ();	1423	use File::Glob ();
1275		1424
1276	cf::player->attach (	1425	cf::player->attach (
1277	on_command => sub {	1426	on_unknown_command => sub {
1278	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1279		1428
1280	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1281	or return;	1430	or return;
1282		1431
…		…
1305		1454
1306	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1307	if $reply;	1456	if $reply;
1308		1457
1309	} else {	1458	} else {
1310	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1311	}	1460	}
1312		1461
1313	cf::override;	1462	cf::override;
1314	},	1463	},
1315	);	1464	);
1316		1465
1317	# "readahead" all extensions	1466	# "readahead" all extensions
1318	sub cache_extensions {	1467	sub cache_extensions {
1319	my $grp = IO::AIO::aio_group;	1468	my $grp = IO::AIO::aio_group;
1320		1469
1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1322	for (grep /\.ext$/, @{$_[0]}) {	1471	for (grep /\.ext$/, @{$_[0]}) {
1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324	}	1473	}
1325	};	1474	};
1326		1475
1327	$grp	1476	$grp
1328	}	1477	}
1329		1478
1330	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1331	cf::sync_job {	1482	cf::sync_job {
1332	my %todo;	1483	my %todo;
1333		1484
1334	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1335	next unless -r $path;	1486	next unless -r $path;
…		…
1353		1504
1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1356		1507
1357	$ext{source} =	1508	$ext{source} =
1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1359	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1360	. $source	1511	. $source
1361	. "\n};\n1";	1512	. "\n};\n1";
1362		1513
1363	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1364	}	1515	}
1365		1516
		1517	my $pass = 0;
1366	my %done;	1518	my %done;
1367	while (%todo) {	1519	while (%todo) {
1368	my $progress;	1520	my $progress;
1369		1521
		1522	++$pass;
		1523
		1524	ext:
1370	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1371	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1372	goto skip	1527	next ext
1373	unless exists $done{$_};	1528	unless exists $done{$_};
1374	}	1529	}
1375		1530
1376	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1377		1532
1378	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1379	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1380	: "$v->{base}: extension inactive.\n";
1381		1537
1382	if (exists $v->{meta}{mandatory}) {
1383	warn $msg;
1384	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1385	}	1539	if exists $v->{meta}{mandatory};
1386		1540
1387	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;
1388	}	1550	}
1389
1390	$done{$k} = delete $todo{$k};
1391	push @EXTS, $v->{pkg};
1392	$progress = 1;
1393	}	1551	}
1394		1552
1395	skip:	1553	unless ($progress) {
1396	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1397	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	}
1398	}	1563	}
1399	};	1564	};
1400	}	1565	}
1401		1566
1402	#############################################################################	1567	#############################################################################
…		…
1486	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1487	}	1652	}
1488	}	1653	}
1489	}	1654	}
1490		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
1491	sub save($) {	1669	sub save($) {
1492	my ($pl) = @_;	1670	my ($pl) = @_;
1493		1671
1494	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1495		1673
…		…
1500		1678
1501	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1502	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1503		1681
1504	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];
1505		1686
1506	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1507	cf::cede_to_tick;	1688	cf::cede_to_tick;
1508	}	1689	}
1509		1690
…		…
1543	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1544		1725
1545	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1546	$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
1547		1728
1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1549	$pl->deactivate;	1730	$pl->deactivate;
		1731
1550	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;
1551	$pl->ob->check_score;
1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1553	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1554		1737
1555	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1556	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1557	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1611	\@logins	1794	\@logins
1612	}	1795	}
1613		1796
1614	=item $player->maps	1797	=item $player->maps
1615		1798
		1799	=item cf::player::maps $login
		1800
1616	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1617	player. May block.	1802	player. May block.
1618		1803
1619	=cut	1804	=cut
1620		1805
…		…
1682	=cut	1867	=cut
1683		1868
1684	sub find_by_path($) {	1869	sub find_by_path($) {
1685	my ($path) = @_;	1870	my ($path) = @_;
1686		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
		1873
1687	my ($match, $specificity);	1874	my ($match, $specificity);
1688		1875
1689	for my $region (list) {	1876	for my $region (list) {
1690	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
1691	($match, $specificity) = ($region, $region->specificity)	1878	($match, $specificity) = ($region, $region->specificity)
…		…
1719	sub generate_random_map {	1906	sub generate_random_map {
1720	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1721		1908
1722	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
1723		1910
1724	# mit "rum" bekleckern, nicht
1725	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1729	$rmp->{exit_on_final_map},
1730	$rmp->{xsize}, $rmp->{ysize},
1731	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1732	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1733	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1734	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1735	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1736	(cf::region::find $rmp->{region}), $rmp->{custom}
1737	)
1738	}	1912	}
1739		1913
1740	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1741		1915
1742	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
…		…
1747		1921
1748	sub register {	1922	sub register {
1749	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1750	my $pkg = caller;	1924	my $pkg = caller;
1751		1925
1752	no strict;
1753	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1754		1927
1755	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1756	}	1929	}
1757		1930
1758	# also paths starting with '/'	1931	# also paths starting with '/'
1759	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1760		1933
1761	sub thawer_merge {	1934	sub thawer_merge {
1762	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1763		1936
1764	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1769	}	1942	}
1770		1943
1771	sub normalise {	1944	sub normalise {
1772	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1773		1946
1774	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1775		1948
1776	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1777		1950
1778	# map plan:	1951	# map plan:
1779	#	1952	#
…		…
1794	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1795	$path = "$base/$path";	1968	$path = "$base/$path";
1796	}	1969	}
1797		1970
1798	for ($path) {	1971	for ($path) {
1799	redo if s{//}{/};
1800	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1801	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1802	}	1974	}
1803		1975
1804	$path	1976	$path
…		…
1818	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1819	return $self;	1991	return $self;
1820	}	1992	}
1821	}	1993	}
1822		1994
1823	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1824	()	1996	()
1825	}	1997	}
1826		1998
		1999	# may re-bless or do other evil things
1827	sub init {	2000	sub init {
1828	my ($self) = @_;	2001	my ($self) = @_;
1829		2002
1830	$self	2003	$self
1831	}	2004	}
…		…
1950	}	2123	}
1951		2124
1952	sub find;	2125	sub find;
1953	sub find {	2126	sub find {
1954	my ($path, $origin) = @_;	2127	my ($path, $origin) = @_;
		2128
		2129	cf::cede_to_tick;
1955		2130
1956	$path = normalise $path, $origin && $origin->path;	2131	$path = normalise $path, $origin && $origin->path;
1957		2132
1958	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2133	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	my $guard2 = cf::lock_acquire "map_find:$path";	2134	my $guard2 = cf::lock_acquire "map_find:$path";
…		…
1978		2153
1979	$cf::MAP{$path} = $map	2154	$cf::MAP{$path} = $map
1980	}	2155	}
1981	}	2156	}
1982		2157
1983	sub pre_load { }	2158	sub pre_load { }
1984	sub post_load { }	2159	#sub post_load { } # XS
1985		2160
1986	sub load {	2161	sub load {
1987	my ($self) = @_;	2162	my ($self) = @_;
1988		2163
1989	local $self->{deny_reset} = 1; # loading can take a long time	2164	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2044		2219
2045	$self->in_memory (cf::MAP_ACTIVE);	2220	$self->in_memory (cf::MAP_ACTIVE);
2046	}	2221	}
2047		2222
2048	$self->post_load;	2223	$self->post_load;
2049	}
2050		2224
		2225	1
		2226	}
		2227
		2228	# customize the map for a given player, i.e.
		2229	# return the _real_ map. used by e.g. per-player
		2230	# maps to change the path to ~playername/mappath
2051	sub customise_for {	2231	sub customise_for {
2052	my ($self, $ob) = @_;	2232	my ($self, $ob) = @_;
2053		2233
2054	return find "~" . $ob->name . "/" . $self->{path}	2234	return find "~" . $ob->name . "/" . $self->{path}
2055	if $self->per_player;	2235	if $self->per_player;
…		…
2071	or next;	2251	or next;
2072	$neigh = find $neigh, $map	2252	$neigh = find $neigh, $map
2073	or next;	2253	or next;
2074	$neigh->load;	2254	$neigh->load;
2075		2255
		2256	# now find the diagonal neighbours
2076	push @neigh,	2257	push @neigh,
2077	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2258	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2078	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2259	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2079	}	2260	}
2080		2261
…		…
2087	}	2268	}
2088		2269
2089	sub find_sync {	2270	sub find_sync {
2090	my ($path, $origin) = @_;	2271	my ($path, $origin) = @_;
2091		2272
2092	cf::sync_job { find $path, $origin }	2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2093	}	2277	}
2094		2278
2095	sub do_load_sync {	2279	sub do_load_sync {
2096	my ($map) = @_;	2280	my ($map) = @_;
2097		2281
2098	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2099	if $Coro::current == $Coro::main;	2283	if $Coro::current == $Coro::main;
2100		2284
2101	cf::sync_job { $map->load };	2285	$map->load;
2102	}	2286	}
2103		2287
2104	our %MAP_PREFETCH;	2288	our %MAP_PREFETCH;
2105	our $MAP_PREFETCHER = undef;	2289	our $MAP_PREFETCHER = undef;
2106		2290
…		…
2132	$MAP_PREFETCHER->prio (6);	2316	$MAP_PREFETCHER->prio (6);
2133		2317
2134	()	2318	()
2135	}	2319	}
2136		2320
		2321	# common code, used by both ->save and ->swapout
2137	sub save {	2322	sub _save {
2138	my ($self) = @_;	2323	my ($self) = @_;
2139
2140	my $lock = cf::lock_acquire "map_data:$self->{path}";
2141		2324
2142	$self->{last_save} = $cf::RUNTIME;	2325	$self->{last_save} = $cf::RUNTIME;
2143		2326
2144	return unless $self->dirty;	2327	return unless $self->dirty;
2145		2328
…		…
2165	} else {	2348	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2349	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2350	}
2168	}	2351	}
2169		2352
		2353	sub save {
		2354	my ($self) = @_;
		2355
		2356	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2357
		2358	$self->_save;
		2359	}
		2360
2170	sub swap_out {	2361	sub swap_out {
2171	my ($self) = @_;	2362	my ($self) = @_;
2172		2363
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2364	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2365
2178	return if $self->players;
2179	return if $self->in_memory != cf::MAP_ACTIVE;	2366	return if $self->in_memory != cf::MAP_ACTIVE;
2180	return if $self->{deny_save};	2367	return if $self->{deny_save};
		2368	return if $self->players;
2181		2369
		2370	# first deactivate the map and "unlink" it from the core
		2371	$self->deactivate;
		2372	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2373	$self->in_memory (cf::MAP_SWAPPED);
		2374
		2375	# then atomically save
		2376	$self->_save;
		2377
		2378	# then free the map
		2379	$self->clear;
		2380	}
		2381
		2382	sub reset_at {
		2383	my ($self) = @_;
		2384
		2385	# TODO: safety, remove and allow resettable per-player maps
		2386	return 1e99 if $self->{deny_reset};
		2387
		2388	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2389	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2390
		2391	$time + $to
		2392	}
		2393
		2394	sub should_reset {
		2395	my ($self) = @_;
		2396
		2397	$self->reset_at <= $cf::RUNTIME
		2398	}
		2399
		2400	sub reset {
		2401	my ($self) = @_;
		2402
		2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2404
		2405	return if $self->players;
		2406
		2407	cf::trace "resetting map ", $self->path, "\n";
		2408
		2409	$self->in_memory (cf::MAP_SWAPPED);
		2410
		2411	# need to save uniques path
		2412	unless ($self->{deny_save}) {
		2413	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2414
		2415	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2416	if $uniq;
		2417	}
		2418
		2419	delete $cf::MAP{$self->path};
2183		2420
2184	$self->deactivate;	2421	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2422	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2423	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2424
2232	$self->unlink_save;	2425	$self->unlink_save;
2233	$self->destroy;	2426	$self->destroy;
2234	}	2427	}
2235		2428
…		…
2243		2436
2244	delete $cf::MAP{$self->path};	2437	delete $cf::MAP{$self->path};
2245		2438
2246	$self->unlink_save;	2439	$self->unlink_save;
2247		2440
2248	bless $self, "cf::map";	2441	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2442	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2443	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2444	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2445	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2446
…		…
2310	: normalise $_	2503	: normalise $_
2311	} @{ aio_readdir $UNIQUEDIR or [] }	2504	} @{ aio_readdir $UNIQUEDIR or [] }
2312	]	2505	]
2313	}	2506	}
2314		2507
		2508	=item cf::map::static_maps
		2509
		2510	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2511	file in the shared directory excluding F</styles> and F</editor>). May
		2512	block.
		2513
		2514	=cut
		2515
		2516	sub static_maps() {
		2517	my @dirs = "";
		2518	my @maps;
		2519
		2520	while (@dirs) {
		2521	my $dir = shift @dirs;
		2522
		2523	next if $dir eq "/styles" || $dir eq "/editor";
		2524
		2525	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2526	or return;
		2527
		2528	for (@$files) {
		2529	s/\.map$// or next;
		2530	utf8::decode $_;
		2531	push @maps, "$dir/$_";
		2532	}
		2533
		2534	push @dirs, map "$dir/$_", @$dirs;
		2535	}
		2536
		2537	\@maps
		2538	}
		2539
2315	=back	2540	=back
2316		2541
2317	=head3 cf::object	2542	=head3 cf::object
2318		2543
2319	=cut	2544	=cut
…		…
2384		2609
2385	our $SAY_CHANNEL = {	2610	our $SAY_CHANNEL = {
2386	id => "say",	2611	id => "say",
2387	title => "Map",	2612	title => "Map",
2388	reply => "say ",	2613	reply => "say ",
2389	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2614	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2390	};	2615	};
2391		2616
2392	our $CHAT_CHANNEL = {	2617	our $CHAT_CHANNEL = {
2393	id => "chat",	2618	id => "chat",
2394	title => "Chat",	2619	title => "Chat",
…		…
2451		2676
2452	Freezes the player and moves him/her to a special map (C<{link}>).	2677	Freezes the player and moves him/her to a special map (C<{link}>).
2453		2678
2454	The player should be reasonably safe there for short amounts of time (e.g.	2679	The player should be reasonably safe there for short amounts of time (e.g.
2455	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2680	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456	though, as the palyer cannot control the character while it is on the link	2681	though, as the player cannot control the character while it is on the link
2457	map.	2682	map.
2458		2683
2459	Will never block.	2684	Will never block.
2460		2685
2461	=item $player_object->leave_link ($map, $x, $y)	2686	=item $player_object->leave_link ($map, $x, $y)
…		…
2482	sub cf::object::player::enter_link {	2707	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2708	my ($self) = @_;
2484		2709
2485	$self->deactivate_recursive;	2710	$self->deactivate_recursive;
2486		2711
		2712	++$self->{_link_recursion};
		2713
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2714	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2715
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2716	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2717	if $self->map && $self->map->{path} ne "{link}";
2491		2718
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2719	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2720	}
2494		2721
2495	sub cf::object::player::leave_link {	2722	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2723	my ($self, $map, $x, $y) = @_;
2497		2724
…		…
2514	($x, $y) = (-1, -1)	2741	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2742	unless (defined $x) && (defined $y);
2516		2743
2517	# use -1 or undef as default coordinates, not 0, 0	2744	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2745	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2746	if $x <= 0 && $y <= 0;
2520		2747
2521	$map->load;	2748	$map->load;
2522	$map->load_neighbours;	2749	$map->load_neighbours;
2523		2750
2524	return unless $self->contr->active;	2751	return unless $self->contr->active;
2525	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2526	$self->activate_recursive;
2527		2752
2528	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2529	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2530	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2531		2760
		2761	}
		2762
2532	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2533		2764
2534	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2535	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2536	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2537	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
…		…
2544		2775
2545	our $GOTOGEN;	2776	our $GOTOGEN;
2546		2777
2547	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
2549		2786
2550	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2789
2553	$self->enter_link;	2790	$self->enter_link;
…		…
2577	my $map = eval {	2814	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path : undef;
2579		2816
2580	if ($map) {	2817	if ($map) {
2581	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2820	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2822	}
2586		2823
2587	$map	2824	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2598	}	2835	}
2599		2836
2600	$done->() if $done;	2837	$done->($self) if $done;
2601	})->prio (1);	2838	})->prio (1);
2602	}	2839	}
2603		2840
2604	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2605		2842
…		…
2698	$self->message ("Something went wrong deep within the deliantra server. "	2935	$self->message ("Something went wrong deep within the deliantra server. "
2699	. "I'll try to bring you back to the map you were before. "	2936	. "I'll try to bring you back to the map you were before. "
2700	. "Please report this to the dungeon master!",	2937	. "Please report this to the dungeon master!",
2701	cf::NDI_UNIQUE | cf::NDI_RED);	2938	cf::NDI_UNIQUE | cf::NDI_RED);
2702		2939
2703	warn "ERROR in enter_exit: $@";	2940	error "ERROR in enter_exit: $@";
2704	$self->leave_link;	2941	$self->leave_link;
2705	}	2942	}
2706	})->prio (1);	2943	})->prio (1);
2707	}	2944	}
2708		2945
…		…
2720	sub cf::client::send_drawinfo {	2957	sub cf::client::send_drawinfo {
2721	my ($self, $text, $flags) = @_;	2958	my ($self, $text, $flags) = @_;
2722		2959
2723	utf8::encode $text;	2960	utf8::encode $text;
2724	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2961	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2962	}
		2963
		2964	=item $client->send_big_packet ($pkt)
		2965
		2966	Like C<send_packet>, but tries to compress large packets, and fragments
		2967	them as required.
		2968
		2969	=cut
		2970
		2971	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2972
		2973	sub cf::client::send_big_packet {
		2974	my ($self, $pkt) = @_;
		2975
		2976	# try lzf for large packets
		2977	$pkt = "lzf " . Compress::LZF::compress $pkt
		2978	if 1024 <= length $pkt and $self->{can_lzf};
		2979
		2980	# split very large packets
		2981	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2982	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2983	$pkt = "frag";
		2984	}
		2985
		2986	$self->send_packet ($pkt);
2725	}	2987	}
2726		2988
2727	=item $client->send_msg ($channel, $msg, $color, [extra...])	2989	=item $client->send_msg ($channel, $msg, $color, [extra...])
2728		2990
2729	Send a drawinfo or msg packet to the client, formatting the msg for the	2991	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2733		2995
2734	=cut	2996	=cut
2735		2997
2736	# non-persistent channels (usually the info channel)	2998	# non-persistent channels (usually the info channel)
2737	our %CHANNEL = (	2999	our %CHANNEL = (
		3000	"c/motd" => {
		3001	id => "infobox",
		3002	title => "MOTD",
		3003	reply => undef,
		3004	tooltip => "The message of the day",
		3005	},
2738	"c/identify" => {	3006	"c/identify" => {
2739	id => "infobox",	3007	id => "infobox",
2740	title => "Identify",	3008	title => "Identify",
2741	reply => undef,	3009	reply => undef,
2742	tooltip => "Items recently identified",	3010	tooltip => "Items recently identified",
…		…
2744	"c/examine" => {	3012	"c/examine" => {
2745	id => "infobox",	3013	id => "infobox",
2746	title => "Examine",	3014	title => "Examine",
2747	reply => undef,	3015	reply => undef,
2748	tooltip => "Signs and other items you examined",	3016	tooltip => "Signs and other items you examined",
		3017	},
		3018	"c/shopinfo" => {
		3019	id => "infobox",
		3020	title => "Shop Info",
		3021	reply => undef,
		3022	tooltip => "What your bargaining skill tells you about the shop",
2749	},	3023	},
2750	"c/book" => {	3024	"c/book" => {
2751	id => "infobox",	3025	id => "infobox",
2752	title => "Book",	3026	title => "Book",
2753	reply => undef,	3027	reply => undef,
…		…
2769	id => "infobox",	3043	id => "infobox",
2770	title => "Body Parts",	3044	title => "Body Parts",
2771	reply => undef,	3045	reply => undef,
2772	tooltip => "Shows which body parts you posess and are available",	3046	tooltip => "Shows which body parts you posess and are available",
2773	},	3047	},
		3048	"c/statistics" => {
		3049	id => "infobox",
		3050	title => "Statistics",
		3051	reply => undef,
		3052	tooltip => "Shows your primary statistics",
		3053	},
2774	"c/skills" => {	3054	"c/skills" => {
2775	id => "infobox",	3055	id => "infobox",
2776	title => "Skills",	3056	title => "Skills",
2777	reply => undef,	3057	reply => undef,
2778	tooltip => "Shows your experience per skill and item power",	3058	tooltip => "Shows your experience per skill and item power",
		3059	},
		3060	"c/shopitems" => {
		3061	id => "infobox",
		3062	title => "Shop Items",
		3063	reply => undef,
		3064	tooltip => "Shows the items currently for sale in this shop",
		3065	},
		3066	"c/resistances" => {
		3067	id => "infobox",
		3068	title => "Resistances",
		3069	reply => undef,
		3070	tooltip => "Shows your resistances",
		3071	},
		3072	"c/pets" => {
		3073	id => "infobox",
		3074	title => "Pets",
		3075	reply => undef,
		3076	tooltip => "Shows information abotu your pets/a specific pet",
		3077	},
		3078	"c/perceiveself" => {
		3079	id => "infobox",
		3080	title => "Perceive Self",
		3081	reply => undef,
		3082	tooltip => "You gained detailed knowledge about yourself",
2779	},	3083	},
2780	"c/uptime" => {	3084	"c/uptime" => {
2781	id => "infobox",	3085	id => "infobox",
2782	title => "Uptime",	3086	title => "Uptime",
2783	reply => undef,	3087	reply => undef,
…		…
2839	my $pkt = "msg "	3143	my $pkt = "msg "
2840	. $self->{json_coder}->encode (	3144	. $self->{json_coder}->encode (
2841	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3145	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2842	);	3146	);
2843		3147
2844	# try lzf for large packets
2845	$pkt = "lzf " . Compress::LZF::compress $pkt
2846	if 1024 <= length $pkt and $self->{can_lzf};
2847
2848	# split very large packets
2849	if (8192 < length $pkt and $self->{can_lzf}) {
2850	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2851	$pkt = "frag";
2852	}
2853
2854	$self->send_packet ($pkt);	3148	$self->send_big_packet ($pkt);
2855	}	3149	}
2856		3150
2857	=item $client->ext_msg ($type, @msg)	3151	=item $client->ext_msg ($type, @msg)
2858		3152
2859	Sends an ext event to the client.	3153	Sends an ext event to the client.
…		…
2862		3156
2863	sub cf::client::ext_msg($$@) {	3157	sub cf::client::ext_msg($$@) {
2864	my ($self, $type, @msg) = @_;	3158	my ($self, $type, @msg) = @_;
2865		3159
2866	if ($self->extcmd == 2) {	3160	if ($self->extcmd == 2) {
2867	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3161	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2868	} elsif ($self->extcmd == 1) { # TODO: remove	3162	} elsif ($self->extcmd == 1) { # TODO: remove
2869	push @msg, msgtype => "event_$type";	3163	push @msg, msgtype => "event_$type";
2870	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3164	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2871	}	3165	}
2872	}	3166	}
2873		3167
2874	=item $client->ext_reply ($msgid, @msg)	3168	=item $client->ext_reply ($msgid, @msg)
2875		3169
…		…
2879		3173
2880	sub cf::client::ext_reply($$@) {	3174	sub cf::client::ext_reply($$@) {
2881	my ($self, $id, @msg) = @_;	3175	my ($self, $id, @msg) = @_;
2882		3176
2883	if ($self->extcmd == 2) {	3177	if ($self->extcmd == 2) {
2884	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3178	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2885	} elsif ($self->extcmd == 1) {	3179	} elsif ($self->extcmd == 1) {
2886	#TODO: version 1, remove	3180	#TODO: version 1, remove
2887	unshift @msg, msgtype => "reply", msgid => $id;	3181	unshift @msg, msgtype => "reply", msgid => $id;
2888	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2889	}	3183	}
2890	}	3184	}
2891		3185
2892	=item $success = $client->query ($flags, "text", \&cb)	3186	=item $success = $client->query ($flags, "text", \&cb)
2893		3187
…		…
2964		3258
2965	$ns->ext_reply ($reply, @reply)	3259	$ns->ext_reply ($reply, @reply)
2966	if $reply;	3260	if $reply;
2967		3261
2968	} else {	3262	} else {
2969	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3263	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2970	}	3264	}
2971		3265
2972	cf::override;	3266	cf::override;
2973	},	3267	},
2974	);	3268	);
…		…
2994		3288
2995	$coro	3289	$coro
2996	}	3290	}
2997		3291
2998	cf::client->attach (	3292	cf::client->attach (
2999	on_destroy => sub {	3293	on_client_destroy => sub {
3000	my ($ns) = @_;	3294	my ($ns) = @_;
3001		3295
3002	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3296	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3003	},	3297	},
3004	);	3298	);
…		…
3020	our $safe_hole = new Safe::Hole;	3314	our $safe_hole = new Safe::Hole;
3021		3315
3022	$SIG{FPE} = 'IGNORE';	3316	$SIG{FPE} = 'IGNORE';
3023		3317
3024	$safe->permit_only (Opcode::opset qw(	3318	$safe->permit_only (Opcode::opset qw(
3025	:base_core :base_mem :base_orig :base_math	3319	:base_core :base_mem :base_orig :base_math :base_loop
3026	grepstart grepwhile mapstart mapwhile	3320	grepstart grepwhile mapstart mapwhile
3027	sort time	3321	sort time
3028	));	3322	));
3029		3323
3030	# here we export the classes and methods available to script code	3324	# here we export the classes and methods available to script code
…		…
3034	The following functions and methods are available within a safe environment:	3328	The following functions and methods are available within a safe environment:
3035		3329
3036	cf::object	3330	cf::object
3037	contr pay_amount pay_player map x y force_find force_add destroy	3331	contr pay_amount pay_player map x y force_find force_add destroy
3038	insert remove name archname title slaying race decrease split	3332	insert remove name archname title slaying race decrease split
		3333	value
3039		3334
3040	cf::object::player	3335	cf::object::player
3041	player	3336	player
3042		3337
3043	cf::player	3338	cf::player
…		…
3049	=cut	3344	=cut
3050		3345
3051	for (	3346	for (
3052	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3347	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3053	insert remove inv nrof name archname title slaying race	3348	insert remove inv nrof name archname title slaying race
3054	decrease split destroy change_exp)],	3349	decrease split destroy change_exp value msg lore send_msg)],
3055	["cf::object::player" => qw(player)],	3350	["cf::object::player" => qw(player)],
3056	["cf::player" => qw(peaceful)],	3351	["cf::player" => qw(peaceful send_msg)],
3057	["cf::map" => qw(trigger)],	3352	["cf::map" => qw(trigger)],
3058	) {	3353	) {
3059	no strict 'refs';
3060	my ($pkg, @funs) = @$_;	3354	my ($pkg, @funs) = @$_;
3061	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3355	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3062	for @funs;	3356	for @funs;
3063	}	3357	}
3064		3358
…		…
3079		3373
3080	my $qcode = $code;	3374	my $qcode = $code;
3081	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3375	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3082	$qcode =~ s/\n/\\n/g;	3376	$qcode =~ s/\n/\\n/g;
3083		3377
		3378	%vars = (_dummy => 0) unless %vars;
		3379
		3380	my @res;
3084	local $_;	3381	local $_;
3085	local @safe::cf::_safe_eval_args = values %vars;
3086		3382
3087	my $eval =	3383	my $eval =
3088	"do {\n"	3384	"do {\n"
3089	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3385	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3090	. "#line 0 \"{$qcode}\"\n"	3386	. "#line 0 \"{$qcode}\"\n"
3091	. $code	3387	. $code
3092	. "\n}"	3388	. "\n}"
3093	;	3389	;
3094		3390
		3391	if ($CFG{safe_eval}) {
3095	sub_generation_inc;	3392	sub_generation_inc;
		3393	local @safe::cf::_safe_eval_args = values %vars;
3096	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3394	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3097	sub_generation_inc;	3395	sub_generation_inc;
		3396	} else {
		3397	local @cf::_safe_eval_args = values %vars;
		3398	@res = wantarray ? eval eval : scalar eval $eval;
		3399	}
3098		3400
3099	if ($@) {	3401	if ($@) {
3100	warn "$@";	3402	warn "$@",
3101	warn "while executing safe code '$code'\n";	3403	"while executing safe code '$code'\n",
3102	warn "with arguments " . (join " ", %vars) . "\n";	3404	"with arguments " . (join " ", %vars) . "\n";
3103	}	3405	}
3104		3406
3105	wantarray ? @res : $res[0]	3407	wantarray ? @res : $res[0]
3106	}	3408	}
3107		3409
…		…
3121	=cut	3423	=cut
3122		3424
3123	sub register_script_function {	3425	sub register_script_function {
3124	my ($fun, $cb) = @_;	3426	my ($fun, $cb) = @_;
3125		3427
3126	no strict 'refs';	3428	$fun = "safe::$fun" if $CFG{safe_eval};
3127	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3429	*$fun = $safe_hole->wrap ($cb);
3128	}	3430	}
3129		3431
3130	=back	3432	=back
3131		3433
3132	=cut	3434	=cut
…		…
3141	# for this (global event?)	3443	# for this (global event?)
3142	%ext::player_env::MUSIC_FACE_CACHE = ();	3444	%ext::player_env::MUSIC_FACE_CACHE = ();
3143		3445
3144	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3446	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3145		3447
3146	warn "loading facedata from $path\n";	3448	trace "loading facedata from $path\n";
3147		3449
3148	my $facedata;	3450	my $facedata = decode_storable load_file $path;
3149	0 < aio_load $path, $facedata
3150	or die "$path: $!";
3151
3152	$facedata = Coro::Storable::thaw $facedata;
3153		3451
3154	$facedata->{version} == 2	3452	$facedata->{version} == 2
3155	or cf::cleanup "$path: version mismatch, cannot proceed.";	3453	or cf::cleanup "$path: version mismatch, cannot proceed.";
3156		3454
3157	# patch in the exptable	3455	# patch in the exptable
		3456	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3158	$facedata->{resource}{"res/exp_table"} = {	3457	$facedata->{resource}{"res/exp_table"} = {
3159	type => FT_RSRC,	3458	type => FT_RSRC,
3160	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3459	data => $exp_table,
		3460	hash => (Digest::MD5::md5 $exp_table),
3161	};	3461	};
3162	cf::cede_to_tick;	3462	cf::cede_to_tick;
3163		3463
3164	{	3464	{
3165	my $faces = $facedata->{faceinfo};	3465	my $faces = $facedata->{faceinfo};
…		…
3167	while (my ($face, $info) = each %$faces) {	3467	while (my ($face, $info) = each %$faces) {
3168	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3468	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3169		3469
3170	cf::face::set_visibility $idx, $info->{visibility};	3470	cf::face::set_visibility $idx, $info->{visibility};
3171	cf::face::set_magicmap $idx, $info->{magicmap};	3471	cf::face::set_magicmap $idx, $info->{magicmap};
3172	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3472	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3173	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3473	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3474	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3174		3475
3175	cf::cede_to_tick;	3476	cf::cede_to_tick;
3176	}	3477	}
3177		3478
3178	while (my ($face, $info) = each %$faces) {	3479	while (my ($face, $info) = each %$faces) {
…		…
3183		3484
3184	if (my $smooth = cf::face::find $info->{smooth}) {	3485	if (my $smooth = cf::face::find $info->{smooth}) {
3185	cf::face::set_smooth $idx, $smooth;	3486	cf::face::set_smooth $idx, $smooth;
3186	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3487	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3187	} else {	3488	} else {
3188	warn "smooth face '$info->{smooth}' not found for face '$face'";	3489	error "smooth face '$info->{smooth}' not found for face '$face'";
3189	}	3490	}
3190		3491
3191	cf::cede_to_tick;	3492	cf::cede_to_tick;
3192	}	3493	}
3193	}	3494	}
…		…
3202		3503
3203	cf::anim::invalidate_all; # d'oh	3504	cf::anim::invalidate_all; # d'oh
3204	}	3505	}
3205		3506
3206	{	3507	{
3207	# TODO: for gcfclient pleasure, we should give resources
3208	# that gcfclient doesn't grok a >10000 face index.
3209	my $res = $facedata->{resource};	3508	my $res = $facedata->{resource};
3210		3509
3211	while (my ($name, $info) = each %$res) {	3510	while (my ($name, $info) = each %$res) {
3212	if (defined $info->{type}) {	3511	if (defined $info->{type}) {
3213	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3512	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3214	my $data;
3215		3513
3216	if ($info->{type} & 1) {	3514	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3217	# prepend meta info
3218
3219	my $meta = $enc->encode ({
3220	name => $name,
3221	%{ $info->{meta} || {} },
3222	});
3223
3224	$data = pack "(w/a*)*", $meta, $info->{data};
3225	} else {
3226	$data = $info->{data};
3227	}
3228
3229	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3230	cf::face::set_type $idx, $info->{type};	3515	cf::face::set_type $idx, $info->{type};
3231	} else {	3516	} else {
3232	$RESOURCE{$name} = $info;	3517	$RESOURCE{$name} = $info; # unused
3233	}	3518	}
3234		3519
3235	cf::cede_to_tick;	3520	cf::cede_to_tick;
3236	}	3521	}
3237	}	3522	}
3238		3523
3239	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3524	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3240		3525
3241	1	3526	1
3242	}	3527	}
3243
3244	cf::global->attach (on_resource_update => sub {
3245	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3246	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3247
3248	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3249	my $sound = $soundconf->{compat}[$_]
3250	or next;
3251
3252	my $face = cf::face::find "sound/$sound->[1]";
3253	cf::sound::set $sound->[0] => $face;
3254	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3255	}
3256
3257	while (my ($k, $v) = each %{$soundconf->{event}}) {
3258	my $face = cf::face::find "sound/$v";
3259	cf::sound::set $k => $face;
3260	}
3261	}
3262	});
3263		3528
3264	register_exticmd fx_want => sub {	3529	register_exticmd fx_want => sub {
3265	my ($ns, $want) = @_;	3530	my ($ns, $want) = @_;
3266		3531
3267	while (my ($k, $v) = each %$want) {	3532	while (my ($k, $v) = each %$want) {
…		…
3306	sub reload_treasures {	3571	sub reload_treasures {
3307	load_resource_file "$DATADIR/treasures"	3572	load_resource_file "$DATADIR/treasures"
3308	or die "unable to load treasurelists\n";	3573	or die "unable to load treasurelists\n";
3309	}	3574	}
3310		3575
		3576	sub reload_sound {
		3577	trace "loading sound config from $DATADIR/sound\n";
		3578
		3579	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3580
		3581	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3582	my $sound = $soundconf->{compat}[$_]
		3583	or next;
		3584
		3585	my $face = cf::face::find "sound/$sound->[1]";
		3586	cf::sound::set $sound->[0] => $face;
		3587	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3588	}
		3589
		3590	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3591	my $face = cf::face::find "sound/$v";
		3592	cf::sound::set $k => $face;
		3593	}
		3594	}
		3595
3311	sub reload_resources {	3596	sub reload_resources {
3312	warn "reloading resource files...\n";	3597	trace "reloading resource files...\n";
3313		3598
		3599	reload_exp_table;
		3600	reload_materials;
3314	reload_facedata;	3601	reload_facedata;
		3602	reload_sound;
3315	reload_archetypes;	3603	reload_archetypes;
3316	reload_regions;	3604	reload_regions;
3317	reload_treasures;	3605	reload_treasures;
3318		3606
3319	warn "finished reloading resource files\n";	3607	trace "finished reloading resource files\n";
3320	}	3608	}
3321		3609
3322	sub reload_config {	3610	sub reload_config {
3323	open my $fh, "<:utf8", "$CONFDIR/config"	3611	trace "reloading config file...\n";
3324	or return;
3325		3612
3326	local $/;	3613	my $config = load_file "$CONFDIR/config";
3327	*CFG = YAML::Load <$fh>;	3614	utf8::decode $config;
		3615	*CFG = decode_yaml $config;
3328		3616
3329	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3617	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3330		3618
3331	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3619	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3332	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3620	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3333		3621
3334	if (exists $CFG{mlockall}) {	3622	if (exists $CFG{mlockall}) {
…		…
3357		3645
3358	seek $fh, 0, 0;	3646	seek $fh, 0, 0;
3359	print $fh $$;	3647	print $fh $$;
3360	}	3648	}
3361		3649
		3650	sub main_loop {
		3651	trace "EV::loop starting\n";
		3652	if (1) {
		3653	EV::loop;
		3654	}
		3655	trace "EV::loop returned\n";
		3656	goto &main_loop unless $REALLY_UNLOOP;
		3657	}
		3658
3362	sub main {	3659	sub main {
3363	cf::init_globals; # initialise logging	3660	cf::init_globals; # initialise logging
3364		3661
3365	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3662	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3366	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3663	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3367	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3664	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3368	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3665	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3369
3370	cf::init_experience;
3371	cf::init_anim;
3372	cf::init_attackmess;
3373	cf::init_dynamic;
3374		3666
3375	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3667	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3376		3668
3377	# we must not ever block the main coroutine	3669	# we must not ever block the main coroutine
3378	local $Coro::idle = sub {	3670	local $Coro::idle = sub {
…		…
3384	};	3676	};
3385		3677
3386	evthread_start IO::AIO::poll_fileno;	3678	evthread_start IO::AIO::poll_fileno;
3387		3679
3388	cf::sync_job {	3680	cf::sync_job {
		3681	cf::incloader::init ();
		3682
		3683	cf::init_anim;
		3684	cf::init_attackmess;
		3685	cf::init_dynamic;
		3686
		3687	cf::load_settings;
		3688
3389	reload_resources;	3689	reload_resources;
3390	reload_config;	3690	reload_config;
3391	db_init;	3691	db_init;
3392		3692
3393	cf::load_settings;
3394	cf::load_materials;
3395	cf::init_uuid;	3693	cf::init_uuid;
3396	cf::init_signals;	3694	cf::init_signals;
3397	cf::init_commands;
3398	cf::init_skills;	3695	cf::init_skills;
3399		3696
3400	cf::init_beforeplay;	3697	cf::init_beforeplay;
3401		3698
3402	atomic;	3699	atomic;
…		…
3404	load_extensions;	3701	load_extensions;
3405		3702
3406	utime time, time, $RUNTIMEFILE;	3703	utime time, time, $RUNTIMEFILE;
3407		3704
3408	# no (long-running) fork's whatsoever before this point(!)	3705	# no (long-running) fork's whatsoever before this point(!)
		3706	use POSIX ();
3409	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3707	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3410		3708
3411	(pop @POST_INIT)->(0) while @POST_INIT;	3709	cf::_post_init 0;
3412	};	3710	};
3413		3711
3414	EV::loop;	3712	cf::object::thawer::errors_are_fatal 0;
		3713	info "parse errors in files are no longer fatal from this point on.\n";
		3714
		3715	my $free_main; $free_main = EV::idle sub {
		3716	undef $free_main;
		3717	undef &main; # free gobs of memory :)
		3718	};
		3719
		3720	goto &main_loop;
3415	}	3721	}
3416		3722
3417	#############################################################################	3723	#############################################################################
3418	# initialisation and cleanup	3724	# initialisation and cleanup
3419		3725
3420	# install some emergency cleanup handlers	3726	# install some emergency cleanup handlers
3421	BEGIN {	3727	BEGIN {
3422	our %SIGWATCHER = ();	3728	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	3729	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3730	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	3731	cf::cleanup "SIG$signal";
3426	};	3732	};
3427	}	3733	}
3428	}	3734	}
3429		3735
3430	sub write_runtime_sync {	3736	sub write_runtime_sync {
		3737	my $t0 = AE::time;
		3738
3431	# first touch the runtime file to show we are still running:	3739	# first touch the runtime file to show we are still running:
3432	# the fsync below can take a very very long time.	3740	# the fsync below can take a very very long time.
3433		3741
3434	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3742	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3435		3743
3436	my $guard = cf::lock_acquire "write_runtime";	3744	my $guard = cf::lock_acquire "write_runtime";
3437		3745
3438	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3746	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3439	or return;	3747	or return;
3440		3748
3441	my $value = $cf::RUNTIME + 90 + 10;	3749	my $value = $cf::RUNTIME + 90 + 10;
3442	# 10 is the runtime save interval, for a monotonic clock	3750	# 10 is the runtime save interval, for a monotonic clock
3443	# 60 allows for the watchdog to kill the server.	3751	# 60 allows for the watchdog to kill the server.
…		…
3456	or return;	3764	or return;
3457		3765
3458	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3766	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3459	and return;	3767	and return;
3460		3768
3461	warn "runtime file written.\n";	3769	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3462		3770
3463	1	3771	1
3464	}	3772	}
3465		3773
3466	our $uuid_lock;	3774	our $uuid_lock;
…		…
3478	or return;	3786	or return;
3479		3787
3480	my $value = uuid_seq uuid_cur;	3788	my $value = uuid_seq uuid_cur;
3481		3789
3482	unless ($value) {	3790	unless ($value) {
3483	warn "cowardly refusing to write zero uuid value!\n";	3791	info "cowardly refusing to write zero uuid value!\n";
3484	return;	3792	return;
3485	}	3793	}
3486		3794
3487	my $value = uuid_str $value + $uuid_skip;	3795	my $value = uuid_str $value + $uuid_skip;
3488	$uuid_skip = 0;	3796	$uuid_skip = 0;
…		…
3498	or return;	3806	or return;
3499		3807
3500	aio_rename "$uuid~", $uuid	3808	aio_rename "$uuid~", $uuid
3501	and return;	3809	and return;
3502		3810
3503	warn "uuid file written ($value).\n";	3811	trace "uuid file written ($value).\n";
3504		3812
3505	1	3813	1
3506		3814
3507	}	3815	}
3508		3816
…		…
3514	}	3822	}
3515		3823
3516	sub emergency_save() {	3824	sub emergency_save() {
3517	my $freeze_guard = cf::freeze_mainloop;	3825	my $freeze_guard = cf::freeze_mainloop;
3518		3826
3519	warn "emergency_perl_save: enter\n";	3827	info "emergency_perl_save: enter\n";
		3828
		3829	# this is a trade-off: we want to be very quick here, so
		3830	# save all maps without fsync, and later call a global sync
		3831	# (which in turn might be very very slow)
		3832	local $USE_FSYNC = 0;
3520		3833
3521	cf::sync_job {	3834	cf::sync_job {
3522	# this is a trade-off: we want to be very quick here, so	3835	cf::write_runtime_sync; # external watchdog should not bark
3523	# save all maps without fsync, and later call a global sync
3524	# (which in turn might be very very slow)
3525	local $USE_FSYNC = 0;
3526		3836
3527	# use a peculiar iteration method to avoid tripping on perl	3837	# use a peculiar iteration method to avoid tripping on perl
3528	# refcount bugs in for. also avoids problems with players	3838	# refcount bugs in for. also avoids problems with players
3529	# and maps saved/destroyed asynchronously.	3839	# and maps saved/destroyed asynchronously.
3530	warn "emergency_perl_save: begin player save\n";	3840	info "emergency_perl_save: begin player save\n";
3531	for my $login (keys %cf::PLAYER) {	3841	for my $login (keys %cf::PLAYER) {
3532	my $pl = $cf::PLAYER{$login} or next;	3842	my $pl = $cf::PLAYER{$login} or next;
3533	$pl->valid or next;	3843	$pl->valid or next;
3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3844	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3535	$pl->save;	3845	$pl->save;
3536	}	3846	}
3537	warn "emergency_perl_save: end player save\n";	3847	info "emergency_perl_save: end player save\n";
3538		3848
		3849	cf::write_runtime_sync; # external watchdog should not bark
		3850
3539	warn "emergency_perl_save: begin map save\n";	3851	info "emergency_perl_save: begin map save\n";
3540	for my $path (keys %cf::MAP) {	3852	for my $path (keys %cf::MAP) {
3541	my $map = $cf::MAP{$path} or next;	3853	my $map = $cf::MAP{$path} or next;
3542	$map->valid or next;	3854	$map->valid or next;
3543	$map->save;	3855	$map->save;
3544	}	3856	}
3545	warn "emergency_perl_save: end map save\n";	3857	info "emergency_perl_save: end map save\n";
3546		3858
		3859	cf::write_runtime_sync; # external watchdog should not bark
		3860
3547	warn "emergency_perl_save: begin database checkpoint\n";	3861	info "emergency_perl_save: begin database checkpoint\n";
3548	BDB::db_env_txn_checkpoint $DB_ENV;	3862	BDB::db_env_txn_checkpoint $DB_ENV;
3549	warn "emergency_perl_save: end database checkpoint\n";	3863	info "emergency_perl_save: end database checkpoint\n";
3550		3864
3551	warn "emergency_perl_save: begin write uuid\n";	3865	info "emergency_perl_save: begin write uuid\n";
3552	write_uuid_sync 1;	3866	write_uuid_sync 1;
3553	warn "emergency_perl_save: end write uuid\n";	3867	info "emergency_perl_save: end write uuid\n";
		3868
		3869	cf::write_runtime_sync; # external watchdog should not bark
		3870
		3871	trace "emergency_perl_save: syncing database to disk";
		3872	BDB::db_env_txn_checkpoint $DB_ENV;
		3873
		3874	info "emergency_perl_save: starting sync\n";
		3875	IO::AIO::aio_sync sub {
		3876	info "emergency_perl_save: finished sync\n";
		3877	};
		3878
		3879	cf::write_runtime_sync; # external watchdog should not bark
		3880
		3881	trace "emergency_perl_save: flushing outstanding aio requests";
		3882	while (IO::AIO::nreqs || BDB::nreqs) {
		3883	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3884	}
		3885
		3886	cf::write_runtime_sync; # external watchdog should not bark
3554	};	3887	};
3555		3888
3556	warn "emergency_perl_save: starting sync()\n";
3557	IO::AIO::aio_sync sub {
3558	warn "emergency_perl_save: finished sync()\n";
3559	};
3560
3561	warn "emergency_perl_save: leave\n";	3889	info "emergency_perl_save: leave\n";
3562	}	3890	}
3563		3891
3564	sub post_cleanup {	3892	sub post_cleanup {
3565	my ($make_core) = @_;	3893	my ($make_core) = @_;
3566		3894
		3895	IO::AIO::flush;
		3896
3567	warn Carp::longmess "post_cleanup backtrace"	3897	error Carp::longmess "post_cleanup backtrace"
3568	if $make_core;	3898	if $make_core;
3569		3899
3570	my $fh = pidfile;	3900	my $fh = pidfile;
3571	unlink $PIDFILE if <$fh> == $$;	3901	unlink $PIDFILE if <$fh> == $$;
3572	}	3902	}
…		…
3592	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3922	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3593	for my $name (keys %$leaf_symtab) {	3923	for my $name (keys %$leaf_symtab) {
3594	_gv_clear *{"$pkg$name"};	3924	_gv_clear *{"$pkg$name"};
3595	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3925	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3596	}	3926	}
3597	warn "cleared package $pkg\n";#d#
3598	}	3927	}
3599		3928
3600	sub do_reload_perl() {	3929	sub do_reload_perl() {
3601	# can/must only be called in main	3930	# can/must only be called in main
3602	if ($Coro::current != $Coro::main) {	3931	unless (in_main) {
3603	warn "can only reload from main coroutine";	3932	error "can only reload from main coroutine";
3604	return;	3933	return;
3605	}	3934	}
3606		3935
3607	return if $RELOAD++;	3936	return if $RELOAD++;
3608		3937
3609	my $t1 = EV::time;	3938	my $t1 = AE::time;
3610		3939
3611	while ($RELOAD) {	3940	while ($RELOAD) {
3612	warn "reloading...";	3941	cf::get_slot 0.1, -1, "reload_perl";
		3942	info "perl_reload: reloading...";
3613		3943
3614	warn "entering sync_job";	3944	trace "perl_reload: entering sync_job";
3615		3945
3616	cf::sync_job {	3946	cf::sync_job {
3617	cf::write_runtime_sync; # external watchdog should not bark
3618	cf::emergency_save;	3947	#cf::emergency_save;
3619	cf::write_runtime_sync; # external watchdog should not bark
3620		3948
3621	warn "syncing database to disk";
3622	BDB::db_env_txn_checkpoint $DB_ENV;
3623
3624	# if anything goes wrong in here, we should simply crash as we already saved
3625
3626	warn "flushing outstanding aio requests";
3627	while (IO::AIO::nreqs || BDB::nreqs) {
3628	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3629	}
3630
3631	warn "cancelling all extension coros";	3949	trace "perl_reload: cancelling all extension coros";
3632	$_->cancel for values %EXT_CORO;	3950	$_->cancel for values %EXT_CORO;
3633	%EXT_CORO = ();	3951	%EXT_CORO = ();
3634		3952
3635	warn "removing commands";	3953	trace "perl_reload: removing commands";
3636	%COMMAND = ();	3954	%COMMAND = ();
3637		3955
3638	warn "removing ext/exti commands";	3956	trace "perl_reload: removing ext/exti commands";
3639	%EXTCMD = ();	3957	%EXTCMD = ();
3640	%EXTICMD = ();	3958	%EXTICMD = ();
3641		3959
3642	warn "unloading/nuking all extensions";	3960	trace "perl_reload: unloading/nuking all extensions";
3643	for my $pkg (@EXTS) {	3961	for my $pkg (@EXTS) {
3644	warn "... unloading $pkg";	3962	trace "... unloading $pkg";
3645		3963
3646	if (my $cb = $pkg->can ("unload")) {	3964	if (my $cb = $pkg->can ("unload")) {
3647	eval {	3965	eval {
3648	$cb->($pkg);	3966	$cb->($pkg);
3649	1	3967	1
3650	} or warn "$pkg unloaded, but with errors: $@";	3968	} or error "$pkg unloaded, but with errors: $@";
3651	}	3969	}
3652		3970
3653	warn "... clearing $pkg";	3971	trace "... clearing $pkg";
3654	clear_package $pkg;	3972	clear_package $pkg;
3655	}	3973	}
3656		3974
3657	warn "unloading all perl modules loaded from $LIBDIR";	3975	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3658	while (my ($k, $v) = each %INC) {	3976	while (my ($k, $v) = each %INC) {
3659	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3977	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3660		3978
3661	warn "... unloading $k";	3979	trace "... unloading $k";
3662	delete $INC{$k};	3980	delete $INC{$k};
3663		3981
3664	$k =~ s/\.pm$//;	3982	$k =~ s/\.pm$//;
3665	$k =~ s/\//::/g;	3983	$k =~ s/\//::/g;
3666		3984
…		…
3669	}	3987	}
3670		3988
3671	clear_package $k;	3989	clear_package $k;
3672	}	3990	}
3673		3991
3674	warn "getting rid of safe::, as good as possible";	3992	trace "perl_reload: getting rid of safe::, as good as possible";
3675	clear_package "safe::$_"	3993	clear_package "safe::$_"
3676	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3994	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3677		3995
3678	warn "unloading cf.pm \"a bit\"";	3996	trace "perl_reload: unloading cf.pm \"a bit\"";
3679	delete $INC{"cf.pm"};	3997	delete $INC{"cf.pm"};
3680	delete $INC{"cf/pod.pm"};	3998	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3681		3999
3682	# don't, removes xs symbols, too,	4000	# don't, removes xs symbols, too,
3683	# and global variables created in xs	4001	# and global variables created in xs
3684	#clear_package __PACKAGE__;	4002	#clear_package __PACKAGE__;
3685		4003
3686	warn "unload completed, starting to reload now";	4004	info "perl_reload: unload completed, starting to reload now";
3687		4005
3688	warn "reloading cf.pm";	4006	trace "perl_reload: reloading cf.pm";
3689	require cf;	4007	require cf;
3690	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4008	cf::_connect_to_perl_1;
3691		4009
3692	warn "loading config and database again";	4010	trace "perl_reload: loading config and database again";
3693	cf::reload_config;	4011	cf::reload_config;
3694		4012
3695	warn "loading extensions";	4013	trace "perl_reload: loading extensions";
3696	cf::load_extensions;	4014	cf::load_extensions;
3697		4015
3698	if ($REATTACH_ON_RELOAD) {	4016	if ($REATTACH_ON_RELOAD) {
3699	warn "reattaching attachments to objects/players";	4017	trace "perl_reload: reattaching attachments to objects/players";
3700	_global_reattach; # objects, sockets	4018	_global_reattach; # objects, sockets
3701	warn "reattaching attachments to maps";	4019	trace "perl_reload: reattaching attachments to maps";
3702	reattach $_ for values %MAP;	4020	reattach $_ for values %MAP;
3703	warn "reattaching attachments to players";	4021	trace "perl_reload: reattaching attachments to players";
3704	reattach $_ for values %PLAYER;	4022	reattach $_ for values %PLAYER;
3705	}	4023	}
3706		4024
3707	warn "running post_init jobs";	4025	cf::_post_init 1;
3708	(pop @POST_INIT)->(1) while @POST_INIT;
3709		4026
3710	warn "leaving sync_job";	4027	trace "perl_reload: leaving sync_job";
3711		4028
3712	1	4029	1
3713	} or do {	4030	} or do {
3714	warn $@;	4031	error $@;
3715	cf::cleanup "error while reloading, exiting.";	4032	cf::cleanup "perl_reload: error, exiting.";
3716	};	4033	};
3717		4034
3718	warn "reloaded";
3719	--$RELOAD;	4035	--$RELOAD;
3720	}	4036	}
3721		4037
3722	$t1 = EV::time - $t1;	4038	$t1 = AE::time - $t1;
3723	warn "reload completed in ${t1}s\n";	4039	info "perl_reload: completed in ${t1}s\n";
3724	};	4040	};
3725		4041
3726	our $RELOAD_WATCHER; # used only during reload	4042	our $RELOAD_WATCHER; # used only during reload
3727		4043
3728	sub reload_perl() {	4044	sub reload_perl() {
…		…
3730	# coro crashes during coro_state_free->destroy here.	4046	# coro crashes during coro_state_free->destroy here.
3731		4047
3732	$RELOAD_WATCHER ||= cf::async {	4048	$RELOAD_WATCHER ||= cf::async {
3733	Coro::AIO::aio_wait cache_extensions;	4049	Coro::AIO::aio_wait cache_extensions;
3734		4050
3735	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4051	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3736	do_reload_perl;	4052	do_reload_perl;
3737	undef $RELOAD_WATCHER;	4053	undef $RELOAD_WATCHER;
3738	};	4054	};
3739	};	4055	};
3740	}	4056	}
…		…
3749	reload_perl;	4065	reload_perl;
3750	};	4066	};
3751	}	4067	}
3752	};	4068	};
3753		4069
3754	unshift @INC, $LIBDIR;	4070	#############################################################################
3755		4071
3756	my $bug_warning = 0;	4072	my $bug_warning = 0;
3757		4073
3758	our @WAIT_FOR_TICK;	4074	our @WAIT_FOR_TICK;
3759	our @WAIT_FOR_TICK_BEGIN;	4075	our @WAIT_FOR_TICK_BEGIN;
3760		4076
3761	sub wait_for_tick {	4077	sub wait_for_tick() {
3762	return if tick_inhibit || $Coro::current == $Coro::main;	4078	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3763		4079
3764	my $signal = new Coro::Signal;	4080	my $signal = new Coro::Signal;
3765	push @WAIT_FOR_TICK, $signal;	4081	push @WAIT_FOR_TICK, $signal;
3766	$signal->wait;	4082	$signal->wait;
3767	}	4083	}
3768		4084
3769	sub wait_for_tick_begin {	4085	sub wait_for_tick_begin() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4086	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3771		4087
3772	my $signal = new Coro::Signal;	4088	my $signal = new Coro::Signal;
3773	push @WAIT_FOR_TICK_BEGIN, $signal;	4089	push @WAIT_FOR_TICK_BEGIN, $signal;
3774	$signal->wait;	4090	$signal->wait;
3775	}	4091	}
…		…
3781	return;	4097	return;
3782	}	4098	}
3783		4099
3784	cf::server_tick; # one server iteration	4100	cf::server_tick; # one server iteration
3785		4101
		4102	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4103
3786	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4104	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3787	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4105	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3788	Coro::async_pool {	4106	Coro::async_pool {
3789	$Coro::current->{desc} = "runtime saver";	4107	$Coro::current->{desc} = "runtime saver";
3790	write_runtime_sync	4108	write_runtime_sync
3791	or warn "ERROR: unable to write runtime file: $!";	4109	or error "ERROR: unable to write runtime file: $!";
3792	};	4110	};
3793	}	4111	}
3794		4112
3795	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4113	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3796	$sig->send;	4114	$sig->send;
…		…
3804		4122
3805	if (0) {	4123	if (0) {
3806	if ($NEXT_TICK) {	4124	if ($NEXT_TICK) {
3807	my $jitter = $TICK_START - $NEXT_TICK;	4125	my $jitter = $TICK_START - $NEXT_TICK;
3808	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4126	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3809	warn "jitter $JITTER\n";#d#	4127	debug "jitter $JITTER\n";#d#
3810	}	4128	}
3811	}	4129	}
3812	}	4130	}
3813		4131
3814	{	4132	{
3815	# configure BDB	4133	# configure BDB
3816		4134
3817	BDB::min_parallel 8;	4135	BDB::min_parallel 16;
3818	BDB::max_poll_reqs $TICK * 0.1;	4136	BDB::max_poll_reqs $TICK * 0.1;
3819	$AnyEvent::BDB::WATCHER->priority (1);	4137	$AnyEvent::BDB::WATCHER->priority (1);
3820		4138
3821	unless ($DB_ENV) {	4139	unless ($DB_ENV) {
3822	$DB_ENV = BDB::db_env_create;	4140	$DB_ENV = BDB::db_env_create;
…		…
3859	IO::AIO::min_parallel 8;	4177	IO::AIO::min_parallel 8;
3860	IO::AIO::max_poll_time $TICK * 0.1;	4178	IO::AIO::max_poll_time $TICK * 0.1;
3861	undef $AnyEvent::AIO::WATCHER;	4179	undef $AnyEvent::AIO::WATCHER;
3862	}	4180	}
3863		4181
3864	my $_log_backtrace;	4182	our $_log_backtrace;
		4183	our $_log_backtrace_last;
3865		4184
3866	sub _log_backtrace {	4185	sub _log_backtrace {
3867	my ($msg, @addr) = @_;	4186	my ($msg, @addr) = @_;
3868		4187
3869	$msg =~ s/\n//;	4188	$msg =~ s/\n$//;
3870		4189
		4190	if ($_log_backtrace_last eq $msg) {
		4191	LOG llevInfo, "[ABT] $msg\n";
		4192	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3871	# limit the # of concurrent backtraces	4193	# limit the # of concurrent backtraces
3872	if ($_log_backtrace < 2) {	4194	} elsif ($_log_backtrace < 2) {
		4195	$_log_backtrace_last = $msg;
3873	++$_log_backtrace;	4196	++$_log_backtrace;
3874	my $perl_bt = Carp::longmess $msg;	4197	my $perl_bt = Carp::longmess $msg;
3875	async {	4198	async {
3876	$Coro::current->{desc} = "abt $msg";	4199	$Coro::current->{desc} = "abt $msg";
3877		4200
…		…
3897	LOG llevInfo, "[ABT] $_\n" for @bt;	4220	LOG llevInfo, "[ABT] $_\n" for @bt;
3898	--$_log_backtrace;	4221	--$_log_backtrace;
3899	};	4222	};
3900	} else {	4223	} else {
3901	LOG llevInfo, "[ABT] $msg\n";	4224	LOG llevInfo, "[ABT] $msg\n";
3902	LOG llevInfo, "[ABT] [suppressed]\n";	4225	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3903	}	4226	}
3904	}	4227	}
3905		4228
3906	# load additional modules	4229	# load additional modules
3907	use cf::pod;	4230	require "cf/$_.pm" for @EXTRA_MODULES;
		4231	cf::_connect_to_perl_2;
3908		4232
3909	END { cf::emergency_save }	4233	END { cf::emergency_save }
3910		4234
3911	1	4235	1
3912		4236

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