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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.367 by root, Wed Sep 12 11:10:11 2007 UTC vs.
Revision 1.470 by root, Sun Apr 26 19:42:45 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		76
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		78
52	our %COMMAND = ();	79	our %COMMAND = ();
53	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	83	our %EXTCMD = ();
57	our %EXTICMD = ();	84	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
60		87
61	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	89	our @EVENT;
63		90
64	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	92	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
75		106
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	109	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		111
84	our $BDB_POLL_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	115	our $DB_ENV;
88		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
89	our %CFG;	119	our %CFG;
90		120
91	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
93		124
94	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
97		128
98	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		131
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
104		140
105	binmode STDOUT;	141	binmode STDOUT;
106	binmode STDERR;	142	binmode STDERR;
107		143
108	# read virtual server time, if available	144	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
113	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
114		152
115	mkdir $_	153	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		155
118	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
161		199
162	The raw value load value from the last tick.	200	The raw value load value from the last tick.
163		201
164	=item %cf::CFG	202	=item %cf::CFG
165		203
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	205	from wherever your confdir points to.
168		206
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		208
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	209	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	230	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		231
194	LOG llevError, $msg;	232	LOG llevError, $msg;
195	};	233	};
196	}	234	}
		235
		236	$Coro::State::DIEHOOK = sub {
		237	return unless $^S eq 0; # "eq", not "=="
		238
		239	if ($Coro::current == $Coro::main) {#d#
		240	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		241	return;#d#
		242	}#d#
		243
		244	# kill coroutine otherwise
		245	warn Carp::longmess $_[0];
		246	Coro::terminate
		247	};
		248
		249	$SIG{__DIE__} = sub { }; #d#?
197		250
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	261	for my $pkg (qw(
209	cf::global cf::attachable	262	cf::global cf::attachable
210	cf::object cf::object::player	263	cf::object cf::object::player
211	cf::client cf::player	264	cf::client cf::player
212	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
213	cf::map cf::party cf::region	267	cf::party cf::region
214	)) {	268	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	270	}
218		271
219	$Event::DIED = sub {	272	$EV::DIED = sub {
220	warn "error in event callback: @_";	273	warn "error in event callback: @_";
221	};	274	};
222		275
223	#############################################################################	276	#############################################################################
224		277
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	300	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	301	$d
249	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
250	}	303	}
251		304
252	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
253		306
254	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
255		308
256	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
257		310
258	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
259		312
260	=cut	313	=cut
261		314
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		316
264	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
266		333
267	=item cf::lock_wait $string	334	=item cf::lock_wait $string
268		335
269	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
270		337
271	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
272		339
273	Wait until the given lock is available and then acquires it and returns	340	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	341	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
276	returned.	343	returned.
277		344
278	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	346	deadlocked coro.
…		…
285		352
286	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
287		354
288	=cut	355	=cut
289		356
290	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		358
293	sub lock_wait($) {	359	sub lock_wait($) {
294	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	361	}
307		362
308	sub lock_acquire($) {	363	sub lock_acquire($) {
309	my ($key) = @_;	364	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	365	}
323		366
324	sub lock_active($) {	367	sub lock_active($) {
325	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	369	}
329		370
330	sub freeze_mainloop {	371	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
332		373
333	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	375	}
335	};	376
336	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
337	$guard	378
		379	Like EV::periodic, but randomly selects a starting point so that the actions
		380	get spread over timer.
		381
		382	=cut
		383
		384	sub periodic($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
338	}	390	}
339		391
340	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
341		393
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
353	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
355		407
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
358	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
359		413
360	while () {	414	while () {
361	next_job:	415	next_job:
362	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
370	}	424	}
371	}	425	}
372	}	426	}
373		427
374	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	431	$signal->wait;
378	} else {	432	} else {
379	Coro::schedule;	433	Coro::schedule;
380	}	434	}
381	}	435	}
382	};	436	};
383		437
384	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
385	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
386		442
387	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
388	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
389		445
…		…
403		459
404	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
405		461
406	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
407		463
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	465	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	466	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	467	acceptable.
412		468
413	If it must be done, put the blocking parts into C<sync_job>. This will run	469	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	470	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		475
420	sub sync_job(&) {	476	sub sync_job(&) {
421	my ($job) = @_;	477	my ($job) = @_;
422		478
423	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	480	my $time = EV::time;
425		481
426	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
428		484
429	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	486
431	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
432		488
433	my $busy = 1;	489	my $busy = 1;
434	my @res;	490	my @res;
435		491
436	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	494	@res = eval { $job->() };
438	warn $@ if $@;	495	warn $@ if $@;
439	undef $busy;	496	undef $busy;
440	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
441		498
442	while ($busy) {	499	while ($busy) {
443	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
444	}	504	}
		505	}
445		506
446	$time = Event::time - $time;	507	my $time = EV::time - $time;
447		508
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
452		510
453	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
454	} else {	512	} else {
455	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
456		514
…		…
481	=item fork_call { }, $args	539	=item fork_call { }, $args
482		540
483	Executes the given code block with the given arguments in a seperate	541	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	543	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
487		545
488	=cut	546	=cut
489		547
490	sub fork_call(&@) {	548	sub fork_call(&@) {
491	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
498	reset_signals;	556	reset_signals;
499	&$cb	557	&$cb
500	}, @args;	558	}, @args;
501		559
502	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
		561	}
		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
503	}	588	}
504		589
505	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
506		591
507	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
646		731
647	#############################################################################	732	#############################################################################
648		733
649	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
650		735
651	Many objects in crossfire are so-called attachable objects. That means you can	736	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
654		739
655	In the following description, CLASS can be any of C<global>, C<object>	740	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	742	Deliantra).
658		743
659	=over 4	744	=over 4
660		745
661	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
662		747
…		…
706	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
707		792
708	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
710		795
711	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
713		798
714	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
715		800
716	=over 4	801	=over 4
…		…
944	}	1029	}
945		1030
946	0	1031	0
947	}	1032	}
948		1033
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1035
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1037
953	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
954		1039
…		…
960		1045
961	=cut	1046	=cut
962		1047
963	#############################################################################	1048	#############################################################################
964	# object support	1049	# object support
965	#
966		1050
		1051	sub _object_equal($$);
		1052	sub _object_equal($$) {
		1053	my ($a, $b) = @_;
		1054
		1055	return 0 unless (ref $a) eq (ref $b);
		1056
		1057	if ("HASH" eq ref $a) {
		1058	my @ka = keys %$a;
		1059	my @kb = keys %$b;
		1060
		1061	return 0 if @ka != @kb;
		1062
		1063	for (0 .. $#ka) {
		1064	return 0 unless $ka[$_] eq $kb[$_];
		1065	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1066	}
		1067
		1068	} elsif ("ARRAY" eq ref $a) {
		1069
		1070	return 0 if @$a != @$b;
		1071
		1072	for (0 .. $#$a) {
		1073	return 0 unless _object_equal $a->[$_], $b->[$_];
		1074	}
		1075
		1076	} elsif ($a ne $b) {
		1077	return 0;
		1078	}
		1079
		1080	1
		1081	}
		1082
		1083	our $SLOW_MERGES;#d#
967	sub _can_merge {	1084	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
969		1086
970	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1088
974	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
975	}	1091	}
976		1092
977	sub reattach {	1093	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1095	my ($obj) = @_;
980		1096
		1097	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1099
983	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
984		1101
985	@$registry = ();	1102	@$registry = ();
986		1103
…		…
1001	cf::attachable->attach (	1118	cf::attachable->attach (
1002	prio => -1000000,	1119	prio => -1000000,
1003	on_instantiate => sub {	1120	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
1005		1122
1006	$data = from_json $data;	1123	$data = decode_json $data;
1007		1124
1008	for (@$data) {	1125	for (@$data) {
1009	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
1010		1127
1011	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1141	},
1025	);	1142	);
1026		1143
1027	sub object_freezer_save {	1144	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1146
1032	sync_job {	1147	sync_job {
1033	if (length $$rdata) {	1148	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1149	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1037		1152
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1042	close $fh;	1157	aio_close $fh;
1043		1158
1044	if (@$objs) {	1159	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1050	close $fh;	1165	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1167	}
1053	} else {	1168	} else {
1054	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1055	}	1170	}
1056		1171
1057	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1176	} else {
1059	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1060	}	1178	}
1061	} else {	1179	} else {
1062	aio_unlink $filename;	1180	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1064	}	1182	}
1065	};	1183	};
1066
1067	undef $guard;
1068	}	1184	}
1069		1185
1070	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1072		1188
…		…
1077		1193
1078	sub object_thawer_load {	1194	sub object_thawer_load {
1079	my ($filename) = @_;	1195	my ($filename) = @_;
1080		1196
1081	my ($data, $av);	1197	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1198
1085	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1086	or return;	1200	or return;
1087		1201
1088	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1204	or return;
1091		1205
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1094	}	1208	}
1095		1209
1096	utf8::decode (my $decname = $filename);	1210	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1160		1274
1161	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1162	}	1276	}
1163		1277
		1278	use File::Glob ();
		1279
1164	cf::player->attach (	1280	cf::player->attach (
1165	on_command => sub {	1281	on_command => sub {
1166	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1167		1283
1168	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1200		1316
1201	cf::override;	1317	cf::override;
1202	},	1318	},
1203	);	1319	);
1204		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1205	sub load_extensions {	1334	sub load_extensions {
1206	cf::sync_job {	1335	cf::sync_job {
1207	my %todo;	1336	my %todo;
1208		1337
1209	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1357
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1360
1232	$ext{source} =	1361	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1235	. $source	1364	. $source
1236	. "\n};\n1";	1365	. "\n};\n1";
1237		1366
1238	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1256		1385
1257	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1387	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1389	}
1262		1390
1263	warn $msg;	1391	warn $msg;
1264	}	1392	}
1265		1393
…		…
1279		1407
1280	=back	1408	=back
1281		1409
1282	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1283		1411
1284	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1285		1413
1286	=cut	1414	=cut
1287		1415
1288	package cf::player;	1416	package cf::player;
1289		1417
…		…
1332		1460
1333	sub exists($) {	1461	sub exists($) {
1334	my ($login) = @_;	1462	my ($login) = @_;
1335		1463
1336	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1338	}	1466	}
1339		1467
1340	sub find($) {	1468	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1470	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1481
1354	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1483	or return;
1356		1484
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1359	or return;	1486	or return;
		1487
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1363	}	1491	}
1364	}	1492	}
…		…
1374		1502
1375	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1376		1504
1377	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1379		1509
1380	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1511	cf::cede_to_tick;
1382	}	1512	}
1383		1513
…		…
1415	my ($pl) = @_;	1545	my ($pl) = @_;
1416		1546
1417	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1418		1548
1419	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1551
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1426		1558
1427	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1599
1468	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1469	my $path = path $login;	1601	my $path = path $login;
1470		1602
1471	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1609	}
1477		1610
…		…
1508	}	1641	}
1509		1642
1510	\@paths	1643	\@paths
1511	}	1644	}
1512		1645
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1647
1515	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1649
1564	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1565		1651
1566	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1567		1653
…		…
1634	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1636		1722
1637	sub generate_random_map {	1723	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1639	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1729	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1765		1854
1766	# the temporary/swap location	1855	# the temporary/swap location
1767	sub save_path {	1856	sub save_path {
1768	my ($self) = @_;	1857	my ($self) = @_;
1769		1858
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1772	}	1861	}
1773		1862
1774	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1775	sub uniq_path {	1864	sub uniq_path {
1776	my ($self) = @_;	1865	my ($self) = @_;
1777		1866
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1869	}
1790		1870
1791	sub decay_objects {	1871	sub decay_objects {
1792	my ($self) = @_;	1872	my ($self) = @_;
1793		1873
…		…
1877	sub find {	1957	sub find {
1878	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1879		1959
1880	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1881		1961
1882	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1884		1964
1885	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1890	or return;	1967	or return;
1891		1968
1892	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1893		1970
…		…
1895	or return;	1972	or return;
1896		1973
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1900	undef $guard1;	1978	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	1979	$map->reset;
1903	return find $path;	1980	return find $path;
1904	}	1981	}
1905		1982
1906	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2011	$f->skip_block;
1935	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1936	or return;	2013	or return;
1937		2014
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1939	if delete $self->{load_original};	2016	if delete $self->{load_original};
1940		2017
1941	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2019	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2039	$self->decay_objects;
1963	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1964	$self->update_buttons;	2041	$self->update_buttons;
1965	cf::cede_to_tick;	2042	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2043	$self->activate;
1969	}	2044	}
1970		2045
1971	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1973		2048
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2050	}
1976		2051
1977	$self->post_load;	2052	$self->post_load;
1978	}	2053	}
1979		2054
…		…
2037	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2038		2113
2039	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2040		2115
2041	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2118	}
2044		2119
2045	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2046		2121
2047	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
2048	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2127	if (my $map = find $k) {
2051	$map->load if $v;	2128	$map->load if $v;
2052	}	2129	}
…		…
2078	return if $self->{deny_save};	2155	return if $self->{deny_save};
2079		2156
2080	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2081		2158
2082	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2084	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2085		2165
2086	if ($uniq) {	2166	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2169	} else {
…		…
2098	$self->save;	2178	$self->save;
2099		2179
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2181
2102	return if $self->players;	2182	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2104	return if $self->{deny_save};	2184	return if $self->{deny_save};
2105		2185
2106	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2107		2187
2108	$self->deactivate;	2188	$self->deactivate;
…		…
2226		2306
2227	sub unique_maps() {	2307	sub unique_maps() {
2228	[	2308	[
2229	map {	2309	map {
2230	utf8::decode $_;	2310	utf8::decode $_;
2231	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2232	? normalise $_	2314	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2316	]
2236	}	2317	}
2237		2318
2238	package cf;
2239
2240	=back	2319	=back
2241		2320
2242	=head3 cf::object	2321	=head3 cf::object
2243		2322
2244	=cut	2323	=cut
…		…
2247		2326
2248	=over 4	2327	=over 4
2249		2328
2250	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2251		2330
2252	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2253		2333
2254	=cut	2334	=cut
2255		2335
2256	sub inv_recursive_;	2336	sub inv_recursive_;
2257	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2263	}	2343	}
2264		2344
2265	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2266		2346
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2348
2269	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2270		2350
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2274	=cut	2354	=cut
2275		2355
2276	sub deref {	2356	sub deref {
2277	my ($ref) = @_;	2357	my ($ref) = @_;
2278		2358
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2360	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2362	or return;
2286	$pl->ob->uuid eq $uuid	2363	$pl->ob->uuid eq $uuid
2287	or return;	2364	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2309		2386
2310	=cut	2387	=cut
2311		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
		2402
2312	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2404	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2420
2330	} else {	2421	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2424	}
2334	}	2425	}
2335	}	2426	}
2336		2427
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2453
2363	=item $player_object->enter_link	2454	=item $player_object->enter_link
2364		2455
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2457
2367	The player should be reasonably safe there for short amounts of time. You	2458	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2369		2462
2370	Will never block.	2463	Will never block.
2371		2464
2372	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2373		2466
…		…
2431		2524
2432	$map->load;	2525	$map->load;
2433	$map->load_neighbours;	2526	$map->load_neighbours;
2434		2527
2435	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2436	$self->activate_recursive;	2530	$self->activate_recursive;
2437		2531
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2440	}	2534	}
…		…
2445	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2540	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2541	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2542	be called at the end of this process.
2449		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
		2546
2450	=cut	2547	=cut
2451		2548
2452	our $GOTOGEN;	2549	our $GOTOGEN;
2453		2550
2454	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2556
2460	$self->enter_link;	2557	$self->enter_link;
2461		2558
2462	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
2463	# *tag paths override both path and x|y	2562	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2563	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2565	my $ob = $obs[rand @obs];
2467		2566
2468	# see if we actually can go there	2567	# see if we actually can go there
2469	# todo: use ob_blocked to check all tiles of the destination "object"	2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2470	# for suitability.	2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
2471		2574
2472	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
2473	}	2578	}
2474	}	2579	}
2475		2580
2476	my $map = eval {	2581	my $map = eval {
2477	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2478		2583
2479	if ($map) {	2584	if ($map) {
2480	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2481	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2482	} else {	2587	} else {
2483	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2484	}	2589	}
2485		2590
2486	$map	2591	$map
2487	};	2592	};
2488		2593
…		…
2524	}	2629	}
2525		2630
2526	sub prepare_random_map {	2631	sub prepare_random_map {
2527	my ($exit) = @_;	2632	my ($exit) = @_;
2528		2633
2529	my $guard = cf::lock_acquire "exit_prepare:$exit";
2530
2531	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2532	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2533	# that depends on the exit object	2636	# that depends on the exit object
2534		2637
2535	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2537	if ($exit->map) {	2640	if ($exit->map) {
2538	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2539	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2540	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2541	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2542	}	2647	}
2543		2648
2544	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2545		2650
2546	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2547	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2548	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2549		2654
2550	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2551	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2552	undef $fh;	2657	undef $fh;
2553	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2554		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2555	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2556	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2557	}	2666	}
2558	}	2667	}
2559		2668
2560	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2561	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2562		2671
2563	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2564		2673
2565	if ($exit->slaying eq "/!") {
2566	#TODO: this should de-fi-ni-te-ly not be a sync-job
2567	# the problem is that $exit might not survive long enough
2568	# so it needs to be done right now, right here
2569	cf::sync_job { prepare_random_map $exit };
2570	}
2571
2572	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2573	my $hp = $exit->stats->hp;
2574	my $sp = $exit->stats->sp;
2575
2576	$self->enter_link;	2674	$self->enter_link;
2577		2675
2578	# if exit is damned, update players death & WoR home-position
2579	$self->contr->savebed ($slaying, $hp, $sp)
2580	if $exit->flag (FLAG_DAMNED);
2581
2582	(async {	2676	(async {
2583	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2584	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2585	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2586		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2587	1;	2700	1
2588	}) {	2701	}) {
2589	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2590	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2591	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2592	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2593		2706
2594	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2622	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2623	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2624		2737
2625	=cut	2738	=cut
2626		2739
		2740	# non-persistent channels (usually the info channel)
2627	our %CHANNEL = (	2741	our %CHANNEL = (
2628	"c/identify" => {	2742	"c/identify" => {
2629	id => "identify",	2743	id => "infobox",
2630	title => "Identify",	2744	title => "Identify",
2631	reply => undef,	2745	reply => undef,
2632	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2633	},	2747	},
2634	"c/examine" => {	2748	"c/examine" => {
2635	id => "examine",	2749	id => "infobox",
2636	title => "Examine",	2750	title => "Examine",
2637	reply => undef,	2751	reply => undef,
2638	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2639	},	2753	},
		2754	"c/book" => {
		2755	id => "infobox",
		2756	title => "Book",
		2757	reply => undef,
		2758	tooltip => "The contents of a note or book",
		2759	},
		2760	"c/lookat" => {
		2761	id => "infobox",
		2762	title => "Look",
		2763	reply => undef,
		2764	tooltip => "What you saw there",
		2765	},
		2766	"c/who" => {
		2767	id => "infobox",
		2768	title => "Players",
		2769	reply => undef,
		2770	tooltip => "Shows players who are currently online",
		2771	},
		2772	"c/body" => {
		2773	id => "infobox",
		2774	title => "Body Parts",
		2775	reply => undef,
		2776	tooltip => "Shows which body parts you posess and are available",
		2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/uptime" => {
		2809	id => "infobox",
		2810	title => "Uptime",
		2811	reply => undef,
		2812	tooltip => "How long the server has been running since last restart",
		2813	},
		2814	"c/mapinfo" => {
		2815	id => "infobox",
		2816	title => "Map Info",
		2817	reply => undef,
		2818	tooltip => "Information related to the maps",
		2819	},
		2820	"c/party" => {
		2821	id => "party",
		2822	title => "Party",
		2823	reply => "gsay ",
		2824	tooltip => "Messages and chat related to your party",
		2825	},
		2826	"c/death" => {
		2827	id => "death",
		2828	title => "Death",
		2829	reply => undef,
		2830	tooltip => "Reason for and more info about your most recent death",
		2831	},
		2832	"c/say" => $SAY_CHANNEL,
		2833	"c/chat" => $CHAT_CHANNEL,
2640	);	2834	);
2641		2835
2642	sub cf::client::send_msg {	2836	sub cf::client::send_msg {
2643	my ($self, $channel, $msg, $color, @extra) = @_;	2837	my ($self, $channel, $msg, $color, @extra) = @_;
2644		2838
2645	$msg = $self->pl->expand_cfpod ($msg);	2839	$msg = $self->pl->expand_cfpod ($msg)
		2840	unless $color & cf::NDI_VERBATIM;
2646		2841
2647	$color &= cf::NDI_CLIENT_MASK; # just in case...	2842	$color &= cf::NDI_CLIENT_MASK; # just in case...
2648		2843
2649	# check predefined channels, for the benefit of C	2844	# check predefined channels, for the benefit of C
2650	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2845	if ($CHANNEL{$channel}) {
		2846	$channel = $CHANNEL{$channel};
2651		2847
		2848	$self->ext_msg (channel_info => $channel);
		2849	$channel = $channel->{id};
		2850
2652	if (ref $channel) {	2851	} elsif (ref $channel) {
2653	# send meta info to client, if not yet sent	2852	# send meta info to client, if not yet sent
2654	unless (exists $self->{channel}{$channel->{id}}) {	2853	unless (exists $self->{channel}{$channel->{id}}) {
2655	$self->{channel}{$channel->{id}} = $channel;	2854	$self->{channel}{$channel->{id}} = $channel;
2656	$self->ext_msg (channel_info => $channel)	2855	$self->ext_msg (channel_info => $channel);
2657	if $self->can_msg;
2658	}	2856	}
2659		2857
2660	$channel = $channel->{id};	2858	$channel = $channel->{id};
2661	}	2859	}
2662		2860
2663	return unless @extra || length $msg;	2861	return unless @extra || length $msg;
2664		2862
2665	if ($self->can_msg) {
2666	# default colour, mask it out	2863	# default colour, mask it out
2667	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2668	if $color & cf::NDI_DEF;	2865	if $color & cf::NDI_DEF;
2669		2866
2670	$self->send_packet ("msg " . $self->{json_coder}->encode (	2867	my $pkt = "msg "
		2868	. $self->{json_coder}->encode (
2671	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2869	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2672	} else {	2870	);
2673	if ($color >= 0) {
2674	# replace some tags by gcfclient-compatible ones
2675	for ($msg) {
2676	1 while
2677	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2678	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2679	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2680	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2681	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2682	}
2683		2871
2684	$color &= cf::NDI_COLOR_MASK;	2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
2685		2875
2686	utf8::encode $msg;	2876	# split very large packets
2687		2877	if (8192 < length $pkt and $self->{can_lzf}) {
2688	if (0 && $msg =~ /\[/) {	2878	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2689	# COMMAND/INFO	2879	$pkt = "frag";
2690	$self->send_packet ("drawextinfo $color 10 8 $msg")
2691	} else {
2692	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2693	$self->send_packet ("drawinfo $color $msg")
2694	}
2695	}
2696	}	2880	}
		2881
		2882	$self->send_packet ($pkt);
2697	}	2883	}
2698		2884
2699	=item $client->ext_msg ($type, @msg)	2885	=item $client->ext_msg ($type, @msg)
2700		2886
2701	Sends an ext event to the client.	2887	Sends an ext event to the client.
…		…
2874	=pod	3060	=pod
2875		3061
2876	The following functions and methods are available within a safe environment:	3062	The following functions and methods are available within a safe environment:
2877		3063
2878	cf::object	3064	cf::object
2879	contr pay_amount pay_player map x y force_find force_add	3065	contr pay_amount pay_player map x y force_find force_add destroy
2880	insert remove name archname title slaying race decrease_ob_nr	3066	insert remove name archname title slaying race decrease split
		3067	value
2881		3068
2882	cf::object::player	3069	cf::object::player
2883	player	3070	player
2884		3071
2885	cf::player	3072	cf::player
…		…
2890		3077
2891	=cut	3078	=cut
2892		3079
2893	for (	3080	for (
2894	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3081	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2895	insert remove inv name archname title slaying race	3082	insert remove inv nrof name archname title slaying race
2896	decrease_ob_nr)],	3083	decrease split destroy change_exp value msg lore send_msg)],
2897	["cf::object::player" => qw(player)],	3084	["cf::object::player" => qw(player)],
2898	["cf::player" => qw(peaceful)],	3085	["cf::player" => qw(peaceful send_msg)],
2899	["cf::map" => qw(trigger)],	3086	["cf::map" => qw(trigger)],
2900	) {	3087	) {
2901	no strict 'refs';	3088	no strict 'refs';
2902	my ($pkg, @funs) = @$_;	3089	my ($pkg, @funs) = @$_;
2903	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3090	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920	my ($code, %vars) = @_;	3107	my ($code, %vars) = @_;
2921		3108
2922	my $qcode = $code;	3109	my $qcode = $code;
2923	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3110	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2924	$qcode =~ s/\n/\\n/g;	3111	$qcode =~ s/\n/\\n/g;
		3112
		3113	%vars = (_dummy => 0) unless %vars;
2925		3114
2926	local $_;	3115	local $_;
2927	local @safe::cf::_safe_eval_args = values %vars;	3116	local @safe::cf::_safe_eval_args = values %vars;
2928		3117
2929	my $eval =	3118	my $eval =
…		…
3006	{	3195	{
3007	my $faces = $facedata->{faceinfo};	3196	my $faces = $facedata->{faceinfo};
3008		3197
3009	while (my ($face, $info) = each %$faces) {	3198	while (my ($face, $info) = each %$faces) {
3010	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3199	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3200
3011	cf::face::set_visibility $idx, $info->{visibility};	3201	cf::face::set_visibility $idx, $info->{visibility};
3012	cf::face::set_magicmap $idx, $info->{magicmap};	3202	cf::face::set_magicmap $idx, $info->{magicmap};
3013	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3203	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3014	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3204	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3015		3205
3016	cf::cede_to_tick;	3206	cf::cede_to_tick;
3017	}	3207	}
3018		3208
3019	while (my ($face, $info) = each %$faces) {	3209	while (my ($face, $info) = each %$faces) {
3020	next unless $info->{smooth};	3210	next unless $info->{smooth};
		3211
3021	my $idx = cf::face::find $face	3212	my $idx = cf::face::find $face
3022	or next;	3213	or next;
		3214
3023	if (my $smooth = cf::face::find $info->{smooth}) {	3215	if (my $smooth = cf::face::find $info->{smooth}) {
3024	cf::face::set_smooth $idx, $smooth;	3216	cf::face::set_smooth $idx, $smooth;
3025	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3217	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3026	} else {	3218	} else {
3027	warn "smooth face '$info->{smooth}' not found for face '$face'";	3219	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3045	{	3237	{
3046	# TODO: for gcfclient pleasure, we should give resources	3238	# TODO: for gcfclient pleasure, we should give resources
3047	# that gcfclient doesn't grok a >10000 face index.	3239	# that gcfclient doesn't grok a >10000 face index.
3048	my $res = $facedata->{resource};	3240	my $res = $facedata->{resource};
3049		3241
3050	my $soundconf = delete $res->{"res/sound.conf"};
3051
3052	while (my ($name, $info) = each %$res) {	3242	while (my ($name, $info) = each %$res) {
		3243	if (defined $info->{type}) {
3053	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3244	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3054	my $data;	3245	my $data;
3055		3246
3056	if ($info->{type} & 1) {	3247	if ($info->{type} & 1) {
3057	# prepend meta info	3248	# prepend meta info
3058		3249
3059	my $meta = $enc->encode ({	3250	my $meta = $enc->encode ({
3060	name => $name,	3251	name => $name,
3061	%{ $info->{meta} || {} },	3252	%{ $info->{meta} || {} },
3062	});	3253	});
3063		3254
3064	$data = pack "(w/a*)*", $meta, $info->{data};	3255	$data = pack "(w/a*)*", $meta, $info->{data};
		3256	} else {
		3257	$data = $info->{data};
		3258	}
		3259
		3260	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3261	cf::face::set_type $idx, $info->{type};
3065	} else {	3262	} else {
3066	$data = $info->{data};	3263	$RESOURCE{$name} = $info;
3067	}	3264	}
3068		3265
3069	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3070	cf::face::set_type $idx, $info->{type};
3071
3072	cf::cede_to_tick;	3266	cf::cede_to_tick;
3073	}	3267	}
3074
3075	if ($soundconf) {
3076	$soundconf = $enc->decode (delete $soundconf->{data});
3077
3078	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3079	my $sound = $soundconf->{compat}[$_]
3080	or next;
3081
3082	my $face = cf::face::find "sound/$sound->[1]";
3083	cf::sound::set $sound->[0] => $face;
3084	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3085	}
3086
3087	while (my ($k, $v) = each %{$soundconf->{event}}) {
3088	my $face = cf::face::find "sound/$v";
3089	cf::sound::set $k => $face;
3090	}
3091	}
3092	}	3268	}
		3269
		3270	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3093		3271
3094	1	3272	1
3095	}	3273	}
		3274
		3275	cf::global->attach (on_resource_update => sub {
		3276	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3277	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3278
		3279	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3280	my $sound = $soundconf->{compat}[$_]
		3281	or next;
		3282
		3283	my $face = cf::face::find "sound/$sound->[1]";
		3284	cf::sound::set $sound->[0] => $face;
		3285	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3286	}
		3287
		3288	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3289	my $face = cf::face::find "sound/$v";
		3290	cf::sound::set $k => $face;
		3291	}
		3292	}
		3293	});
3096		3294
3097	register_exticmd fx_want => sub {	3295	register_exticmd fx_want => sub {
3098	my ($ns, $want) = @_;	3296	my ($ns, $want) = @_;
3099		3297
3100	while (my ($k, $v) = each %$want) {	3298	while (my ($k, $v) = each %$want) {
3101	$ns->fx_want ($k, $v);	3299	$ns->fx_want ($k, $v);
3102	}	3300	}
3103	};	3301	};
		3302
		3303	sub load_resource_file($) {
		3304	my $guard = lock_acquire "load_resource_file";
		3305
		3306	my $status = load_resource_file_ $_[0];
		3307	get_slot 0.1, 100;
		3308	cf::arch::commit_load;
		3309
		3310	$status
		3311	}
3104		3312
3105	sub reload_regions {	3313	sub reload_regions {
3106	# HACK to clear player env face cache, we need some signal framework	3314	# HACK to clear player env face cache, we need some signal framework
3107	# for this (global event?)	3315	# for this (global event?)
3108	%ext::player_env::MUSIC_FACE_CACHE = ();	3316	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3122	}	3330	}
3123		3331
3124	sub reload_archetypes {	3332	sub reload_archetypes {
3125	load_resource_file "$DATADIR/archetypes"	3333	load_resource_file "$DATADIR/archetypes"
3126	or die "unable to load archetypes\n";	3334	or die "unable to load archetypes\n";
3127	#d# NEED to laod twice to resolve forward references
3128	# this really needs to be done in an extra post-pass
3129	# (which needs to be synchronous, so solve it differently)
3130	load_resource_file "$DATADIR/archetypes"
3131	or die "unable to load archetypes\n";
3132	}	3335	}
3133		3336
3134	sub reload_treasures {	3337	sub reload_treasures {
3135	load_resource_file "$DATADIR/treasures"	3338	load_resource_file "$DATADIR/treasures"
3136	or die "unable to load treasurelists\n";	3339	or die "unable to load treasurelists\n";
3137	}	3340	}
3138		3341
3139	sub reload_resources {	3342	sub reload_resources {
3140	warn "reloading resource files...\n";	3343	warn "reloading resource files...\n";
3141		3344
		3345	reload_facedata;
		3346	reload_archetypes;
3142	reload_regions;	3347	reload_regions;
3143	reload_facedata;
3144	#reload_archetypes;#d#
3145	reload_archetypes;
3146	reload_treasures;	3348	reload_treasures;
3147		3349
3148	warn "finished reloading resource files\n";	3350	warn "finished reloading resource files\n";
3149	}
3150
3151	sub init {
3152	reload_resources;
3153	}	3351	}
3154		3352
3155	sub reload_config {	3353	sub reload_config {
3156	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3157	or return;	3355	or return;
3158		3356
3159	local $/;	3357	local $/;
3160	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3161		3359
3162	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3163		3361
3164	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3165	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3171	};	3369	};
3172	warn $@ if $@;	3370	warn $@ if $@;
3173	}	3371	}
3174	}	3372	}
3175		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3176	sub main {	3393	sub main {
		3394	cf::init_globals; # initialise logging
		3395
		3396	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3397	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3398	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3399	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3400
		3401	cf::init_experience;
		3402	cf::init_anim;
		3403	cf::init_attackmess;
		3404	cf::init_dynamic;
		3405
		3406	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3407
3177	# we must not ever block the main coroutine	3408	# we must not ever block the main coroutine
3178	local $Coro::idle = sub {	3409	local $Coro::idle = sub {
3179	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3410	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3180	(async {	3411	(async {
3181	Event::one_event;	3412	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3413	EV::loop EV::LOOP_ONESHOT;
3182	})->prio (Coro::PRIO_MAX);	3414	})->prio (Coro::PRIO_MAX);
3183	};	3415	};
3184		3416
		3417	evthread_start IO::AIO::poll_fileno;
		3418
		3419	cf::sync_job {
		3420	reload_resources;
3185	reload_config;	3421	reload_config;
3186	db_init;	3422	db_init;
		3423
		3424	cf::load_settings;
		3425	cf::load_materials;
		3426	cf::init_uuid;
		3427	cf::init_signals;
		3428	cf::init_commands;
		3429	cf::init_skills;
		3430
		3431	cf::init_beforeplay;
		3432
		3433	atomic;
		3434
3187	load_extensions;	3435	load_extensions;
3188		3436
3189	$TICK_WATCHER->start;	3437	utime time, time, $RUNTIMEFILE;
		3438
		3439	# no (long-running) fork's whatsoever before this point(!)
		3440	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3441
		3442	(pop @POST_INIT)->(0) while @POST_INIT;
		3443	};
		3444
3190	Event::loop;	3445	EV::loop;
3191	}	3446	}
3192		3447
3193	#############################################################################	3448	#############################################################################
3194	# initialisation and cleanup	3449	# initialisation and cleanup
3195		3450
3196	# install some emergency cleanup handlers	3451	# install some emergency cleanup handlers
3197	BEGIN {	3452	BEGIN {
		3453	our %SIGWATCHER = ();
3198	for my $signal (qw(INT HUP TERM)) {	3454	for my $signal (qw(INT HUP TERM)) {
3199	Event->signal (	3455	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3200	reentrant => 0,
3201	data => WF_AUTOCANCEL,
3202	signal => $signal,
3203	prio => 0,
3204	cb => sub {
3205	cf::cleanup "SIG$signal";	3456	cf::cleanup "SIG$signal";
3206	},
3207	);	3457	};
3208	}	3458	}
3209	}	3459	}
3210		3460
3211	sub write_runtime {	3461	sub write_runtime_sync {
3212	my $runtime = "$LOCALDIR/runtime";
3213
3214	# first touch the runtime file to show we are still running:	3462	# first touch the runtime file to show we are still running:
3215	# the fsync below can take a very very long time.	3463	# the fsync below can take a very very long time.
3216		3464
3217	IO::AIO::aio_utime $runtime, undef, undef;	3465	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3218		3466
3219	my $guard = cf::lock_acquire "write_runtime";	3467	my $guard = cf::lock_acquire "write_runtime";
3220		3468
3221	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3469	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3222	or return;	3470	or return;
3223		3471
3224	my $value = $cf::RUNTIME + 90 + 10;	3472	my $value = $cf::RUNTIME + 90 + 10;
3225	# 10 is the runtime save interval, for a monotonic clock	3473	# 10 is the runtime save interval, for a monotonic clock
3226	# 60 allows for the watchdog to kill the server.	3474	# 60 allows for the watchdog to kill the server.
…		…
3236	aio_utime $fh, undef, undef;	3484	aio_utime $fh, undef, undef;
3237		3485
3238	close $fh	3486	close $fh
3239	or return;	3487	or return;
3240		3488
3241	aio_rename "$runtime~", $runtime	3489	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3242	and return;	3490	and return;
3243		3491
3244	warn "runtime file written.\n";	3492	warn "runtime file written.\n";
3245		3493
3246	1	3494	1
		3495	}
		3496
		3497	our $uuid_lock;
		3498	our $uuid_skip;
		3499
		3500	sub write_uuid_sync($) {
		3501	$uuid_skip ||= $_[0];
		3502
		3503	return if $uuid_lock;
		3504	local $uuid_lock = 1;
		3505
		3506	my $uuid = "$LOCALDIR/uuid";
		3507
		3508	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3509	or return;
		3510
		3511	my $value = uuid_seq uuid_cur;
		3512
		3513	unless ($value) {
		3514	warn "cowardly refusing to write zero uuid value!\n";
		3515	return;
		3516	}
		3517
		3518	my $value = uuid_str $value + $uuid_skip;
		3519	$uuid_skip = 0;
		3520
		3521	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3522	and return;
		3523
		3524	# always fsync - this file is important
		3525	aio_fsync $fh
		3526	and return;
		3527
		3528	close $fh
		3529	or return;
		3530
		3531	aio_rename "$uuid~", $uuid
		3532	and return;
		3533
		3534	warn "uuid file written ($value).\n";
		3535
		3536	1
		3537
		3538	}
		3539
		3540	sub write_uuid($$) {
		3541	my ($skip, $sync) = @_;
		3542
		3543	$sync ? write_uuid_sync $skip
		3544	: async { write_uuid_sync $skip };
3247	}	3545	}
3248		3546
3249	sub emergency_save() {	3547	sub emergency_save() {
3250	my $freeze_guard = cf::freeze_mainloop;	3548	my $freeze_guard = cf::freeze_mainloop;
3251		3549
3252	warn "enter emergency perl save\n";	3550	warn "emergency_perl_save: enter\n";
3253		3551
3254	cf::sync_job {	3552	cf::sync_job {
		3553	# this is a trade-off: we want to be very quick here, so
		3554	# save all maps without fsync, and later call a global sync
		3555	# (which in turn might be very very slow)
		3556	local $USE_FSYNC = 0;
		3557
3255	# use a peculiar iteration method to avoid tripping on perl	3558	# use a peculiar iteration method to avoid tripping on perl
3256	# refcount bugs in for. also avoids problems with players	3559	# refcount bugs in for. also avoids problems with players
3257	# and maps saved/destroyed asynchronously.	3560	# and maps saved/destroyed asynchronously.
3258	warn "begin emergency player save\n";	3561	warn "emergency_perl_save: begin player save\n";
3259	for my $login (keys %cf::PLAYER) {	3562	for my $login (keys %cf::PLAYER) {
3260	my $pl = $cf::PLAYER{$login} or next;	3563	my $pl = $cf::PLAYER{$login} or next;
3261	$pl->valid or next;	3564	$pl->valid or next;
		3565	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3262	$pl->save;	3566	$pl->save;
3263	}	3567	}
3264	warn "end emergency player save\n";	3568	warn "emergency_perl_save: end player save\n";
3265		3569
3266	warn "begin emergency map save\n";	3570	warn "emergency_perl_save: begin map save\n";
3267	for my $path (keys %cf::MAP) {	3571	for my $path (keys %cf::MAP) {
3268	my $map = $cf::MAP{$path} or next;	3572	my $map = $cf::MAP{$path} or next;
3269	$map->valid or next;	3573	$map->valid or next;
3270	$map->save;	3574	$map->save;
3271	}	3575	}
3272	warn "end emergency map save\n";	3576	warn "emergency_perl_save: end map save\n";
3273		3577
3274	warn "begin emergency database checkpoint\n";	3578	warn "emergency_perl_save: begin database checkpoint\n";
3275	BDB::db_env_txn_checkpoint $DB_ENV;	3579	BDB::db_env_txn_checkpoint $DB_ENV;
3276	warn "end emergency database checkpoint\n";	3580	warn "emergency_perl_save: end database checkpoint\n";
		3581
		3582	warn "emergency_perl_save: begin write uuid\n";
		3583	write_uuid_sync 1;
		3584	warn "emergency_perl_save: end write uuid\n";
3277	};	3585	};
3278		3586
		3587	warn "emergency_perl_save: starting sync()\n";
		3588	IO::AIO::aio_sync sub {
		3589	warn "emergency_perl_save: finished sync()\n";
		3590	};
		3591
3279	warn "leave emergency perl save\n";	3592	warn "emergency_perl_save: leave\n";
3280	}	3593	}
3281		3594
3282	sub post_cleanup {	3595	sub post_cleanup {
3283	my ($make_core) = @_;	3596	my ($make_core) = @_;
3284		3597
3285	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3286	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3287	}	3629	}
3288		3630
3289	sub do_reload_perl() {	3631	sub do_reload_perl() {
3290	# can/must only be called in main	3632	# can/must only be called in main
3291	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3292	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3293	return;	3635	return;
3294	}	3636	}
3295		3637
		3638	return if $RELOAD++;
		3639
		3640	my $t1 = EV::time;
		3641
		3642	while ($RELOAD) {
3296	warn "reloading...";	3643	warn "reloading...";
3297		3644
3298	warn "entering sync_job";	3645	warn "entering sync_job";
3299		3646
3300	cf::sync_job {	3647	cf::sync_job {
3301	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3302	cf::emergency_save;	3649	cf::emergency_save;
3303	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3304		3651
3305	warn "syncing database to disk";	3652	warn "syncing database to disk";
3306	BDB::db_env_txn_checkpoint $DB_ENV;	3653	BDB::db_env_txn_checkpoint $DB_ENV;
3307		3654
3308	# if anything goes wrong in here, we should simply crash as we already saved	3655	# if anything goes wrong in here, we should simply crash as we already saved
3309		3656
3310	warn "cancelling all WF_AUTOCANCEL watchers";
3311	for (Event::all_watchers) {
3312	$_->cancel if $_->data & WF_AUTOCANCEL;
3313	}
3314
3315	warn "flushing outstanding aio requests";	3657	warn "flushing outstanding aio requests";
3316	for (;;) {
3317	BDB::flush;
3318	IO::AIO::flush;
3319	Coro::cede;
3320	last unless IO::AIO::nreqs || BDB::nreqs;	3658	while (IO::AIO::nreqs || BDB::nreqs) {
3321	warn "iterate...";	3659	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3322	}
3323
3324	++$RELOAD;
3325
3326	warn "cancelling all extension coros";
3327	$_->cancel for values %EXT_CORO;
3328	%EXT_CORO = ();
3329
3330	warn "removing commands";
3331	%COMMAND = ();
3332
3333	warn "removing ext/exti commands";
3334	%EXTCMD = ();
3335	%EXTICMD = ();
3336
3337	warn "unloading/nuking all extensions";
3338	for my $pkg (@EXTS) {
3339	warn "... unloading $pkg";
3340
3341	if (my $cb = $pkg->can ("unload")) {
3342	eval {
3343	$cb->($pkg);
3344	1
3345	} or warn "$pkg unloaded, but with errors: $@";
3346	}	3660	}
3347		3661
3348	warn "... nuking $pkg";	3662	warn "cancelling all extension coros";
3349	Symbol::delete_package $pkg;	3663	$_->cancel for values %EXT_CORO;
3350	}	3664	%EXT_CORO = ();
3351		3665
3352	warn "unloading all perl modules loaded from $LIBDIR";	3666	warn "removing commands";
3353	while (my ($k, $v) = each %INC) {	3667	%COMMAND = ();
3354	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3355		3668
		3669	warn "removing ext/exti commands";
		3670	%EXTCMD = ();
		3671	%EXTICMD = ();
		3672
		3673	warn "unloading/nuking all extensions";
		3674	for my $pkg (@EXTS) {
3356	warn "... unloading $k";	3675	warn "... unloading $pkg";
3357	delete $INC{$k};
3358		3676
3359	$k =~ s/\.pm$//;
3360	$k =~ s/\//::/g;
3361
3362	if (my $cb = $k->can ("unload_module")) {	3677	if (my $cb = $pkg->can ("unload")) {
		3678	eval {
3363	$cb->();	3679	$cb->($pkg);
		3680	1
		3681	} or warn "$pkg unloaded, but with errors: $@";
		3682	}
		3683
		3684	warn "... clearing $pkg";
		3685	clear_package $pkg;
3364	}	3686	}
3365		3687
3366	Symbol::delete_package $k;	3688	warn "unloading all perl modules loaded from $LIBDIR";
		3689	while (my ($k, $v) = each %INC) {
		3690	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3691
		3692	warn "... unloading $k";
		3693	delete $INC{$k};
		3694
		3695	$k =~ s/\.pm$//;
		3696	$k =~ s/\//::/g;
		3697
		3698	if (my $cb = $k->can ("unload_module")) {
		3699	$cb->();
		3700	}
		3701
		3702	clear_package $k;
3367	}	3703	}
3368		3704
3369	warn "getting rid of safe::, as good as possible";	3705	warn "getting rid of safe::, as good as possible";
3370	Symbol::delete_package "safe::$_"	3706	clear_package "safe::$_"
3371	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3707	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3372		3708
3373	warn "unloading cf.pm \"a bit\"";	3709	warn "unloading cf.pm \"a bit\"";
3374	delete $INC{"cf.pm"};	3710	delete $INC{"cf.pm"};
3375	delete $INC{"cf/pod.pm"};	3711	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3376		3712
3377	# don't, removes xs symbols, too,	3713	# don't, removes xs symbols, too,
3378	# and global variables created in xs	3714	# and global variables created in xs
3379	#Symbol::delete_package __PACKAGE__;	3715	#clear_package __PACKAGE__;
3380		3716
3381	warn "unload completed, starting to reload now";	3717	warn "unload completed, starting to reload now";
3382		3718
3383	warn "reloading cf.pm";	3719	warn "reloading cf.pm";
3384	require cf;	3720	require cf;
3385	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3721	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3386		3722
3387	warn "loading config and database again";	3723	warn "loading config and database again";
3388	cf::reload_config;	3724	cf::reload_config;
3389		3725
3390	warn "loading extensions";	3726	warn "loading extensions";
3391	cf::load_extensions;	3727	cf::load_extensions;
3392		3728
		3729	if ($REATTACH_ON_RELOAD) {
3393	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3394	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3395	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3396	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3397	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3398	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
		3736	}
3399		3737
		3738	warn "running post_init jobs";
		3739	(pop @POST_INIT)->(1) while @POST_INIT;
		3740
3400	warn "leaving sync_job";	3741	warn "leaving sync_job";
3401		3742
3402	1	3743	1
3403	} or do {	3744	} or do {
3404	warn $@;	3745	warn $@;
3405	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
3406	exit 1;
3407	};	3747	};
3408		3748
3409	warn "reloaded";	3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752
		3753	$t1 = EV::time - $t1;
		3754	warn "reload completed in ${t1}s\n";
3410	};	3755	};
3411		3756
3412	our $RELOAD_WATCHER; # used only during reload	3757	our $RELOAD_WATCHER; # used only during reload
3413		3758
3414	sub reload_perl() {	3759	sub reload_perl() {
3415	# doing reload synchronously and two reloads happen back-to-back,	3760	# doing reload synchronously and two reloads happen back-to-back,
3416	# coro crashes during coro_state_free->destroy here.	3761	# coro crashes during coro_state_free->destroy here.
3417		3762
3418	$RELOAD_WATCHER ||= Event->timer (	3763	$RELOAD_WATCHER ||= cf::async {
3419	reentrant => 0,	3764	Coro::AIO::aio_wait cache_extensions;
3420	after => 0,	3765
3421	data => WF_AUTOCANCEL,	3766	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3422	cb => sub {
3423	do_reload_perl;	3767	do_reload_perl;
3424	undef $RELOAD_WATCHER;	3768	undef $RELOAD_WATCHER;
3425	},	3769	};
3426	);	3770	};
3427	}	3771	}
3428		3772
3429	register_command "reload" => sub {	3773	register_command "reload" => sub {
3430	my ($who, $arg) = @_;	3774	my ($who, $arg) = @_;
3431		3775
3432	if ($who->flag (FLAG_WIZ)) {	3776	if ($who->flag (FLAG_WIZ)) {
3433	$who->message ("reloading server.");	3777	$who->message ("reloading server.");
		3778	async {
		3779	$Coro::current->{desc} = "perl_reload";
3434	async { reload_perl };	3780	reload_perl;
		3781	};
3435	}	3782	}
3436	};	3783	};
3437		3784
3438	unshift @INC, $LIBDIR;	3785	unshift @INC, $LIBDIR;
3439		3786
…		…
3441		3788
3442	our @WAIT_FOR_TICK;	3789	our @WAIT_FOR_TICK;
3443	our @WAIT_FOR_TICK_BEGIN;	3790	our @WAIT_FOR_TICK_BEGIN;
3444		3791
3445	sub wait_for_tick {	3792	sub wait_for_tick {
3446	return unless $TICK_WATCHER->is_active;
3447	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3448		3794
3449	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3450	push @WAIT_FOR_TICK, $signal;	3796	push @WAIT_FOR_TICK, $signal;
3451	$signal->wait;	3797	$signal->wait;
3452	}	3798	}
3453		3799
3454	sub wait_for_tick_begin {	3800	sub wait_for_tick_begin {
3455	return unless $TICK_WATCHER->is_active;
3456	return if $Coro::current == $Coro::main;	3801	return if tick_inhibit || $Coro::current == $Coro::main;
3457		3802
3458	my $signal = new Coro::Signal;	3803	my $signal = new Coro::Signal;
3459	push @WAIT_FOR_TICK_BEGIN, $signal;	3804	push @WAIT_FOR_TICK_BEGIN, $signal;
3460	$signal->wait;	3805	$signal->wait;
3461	}	3806	}
3462		3807
3463	our $stat_fh;	3808	sub tick {
3464	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3465
3466	$TICK_WATCHER = Event->timer (
3467	reentrant => 0,
3468	parked => 1,
3469	prio => 0,
3470	at => $NEXT_TICK || $TICK,
3471	data => WF_AUTOCANCEL,
3472	cb => sub {
3473	if ($Coro::current != $Coro::main) {	3809	if ($Coro::current != $Coro::main) {
3474	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3810	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3475	unless ++$bug_warning > 10;	3811	unless ++$bug_warning > 10;
3476	return;	3812	return;
3477	}	3813	}
3478		3814
3479	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3480
3481	$NOW = $tick_start = Event::time;
3482
3483	cf::server_tick; # one server iteration	3815	cf::server_tick; # one server iteration
3484		3816
3485	$RUNTIME += $TICK;
3486	$NEXT_TICK += $TICK;
3487
3488	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3817	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3489	$NEXT_RUNTIME_WRITE = $NOW + 10;	3818	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3490	Coro::async_pool {	3819	Coro::async_pool {
		3820	$Coro::current->{desc} = "runtime saver";
3491	write_runtime	3821	write_runtime_sync
3492	or warn "ERROR: unable to write runtime file: $!";	3822	or warn "ERROR: unable to write runtime file: $!";
3493	};
3494	}	3823	};
		3824	}
3495		3825
3496	# my $AFTER = Event::time;
3497	# warn $AFTER - $NOW;#d#
3498
3499	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3826	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3500	$sig->send;	3827	$sig->send;
3501	}	3828	}
3502	while (my $sig = shift @WAIT_FOR_TICK) {	3829	while (my $sig = shift @WAIT_FOR_TICK) {
3503	$sig->send;	3830	$sig->send;
3504	}	3831	}
3505		3832
3506	$NOW = Event::time;	3833	$LOAD = ($NOW - $TICK_START) / $TICK;
3507
3508	# if we are delayed by four ticks or more, skip them all
3509	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3510
3511	$TICK_WATCHER->at ($NEXT_TICK);
3512	$TICK_WATCHER->start;
3513
3514	$LOAD = ($NOW - $tick_start) / $TICK;
3515	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3834	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3516		3835
3517	_post_tick;	3836	if (0) {
3518		3837	if ($NEXT_TICK) {
3519	# gather some statistics#d#	3838	my $jitter = $TICK_START - $NEXT_TICK;
3520	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	3839	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3521	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	3840	warn "jitter $JITTER\n";#d#
		3841	}
3522	},	3842	}
3523	);	3843	}
3524		3844
3525	{	3845	{
		3846	# configure BDB
		3847
3526	BDB::min_parallel 8;	3848	BDB::min_parallel 8;
3527	BDB::max_poll_time $TICK * 0.1;	3849	BDB::max_poll_reqs $TICK * 0.1;
3528	$BDB_POLL_WATCHER = Event->io (	3850	$AnyEvent::BDB::WATCHER->priority (1);
3529	reentrant => 0,
3530	fd => BDB::poll_fileno,
3531	poll => 'r',
3532	prio => 0,
3533	data => WF_AUTOCANCEL,
3534	cb => \&BDB::poll_cb,
3535	);
3536
3537	BDB::set_sync_prepare {
3538	my $status;
3539	my $current = $Coro::current;
3540	(
3541	sub {
3542	$status = $!;
3543	$current->ready; undef $current;
3544	},
3545	sub {
3546	Coro::schedule while defined $current;
3547	$! = $status;
3548	},
3549	)
3550	};
3551		3851
3552	unless ($DB_ENV) {	3852	unless ($DB_ENV) {
3553	$DB_ENV = BDB::db_env_create;	3853	$DB_ENV = BDB::db_env_create;
		3854	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3855	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3856	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3857	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3858	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3554		3859
3555	cf::sync_job {	3860	cf::sync_job {
3556	eval {	3861	eval {
3557	BDB::db_env_open	3862	BDB::db_env_open
3558	$DB_ENV,	3863	$DB_ENV,
…		…
3560	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3865	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3561	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3866	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3562	0666;	3867	0666;
3563		3868
3564	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3869	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3565
3566	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3567	| BDB::LOG_AUTOREMOVE, 1);
3568	$DB_ENV->set_lk_detect;
3569	};	3870	};
3570		3871
3571	cf::cleanup "db_env_open(db): $@" if $@;	3872	cf::cleanup "db_env_open(db): $@" if $@;
3572	};	3873	};
3573	}	3874	}
3574		3875
3575	$BDB_CHECKPOINT_WATCHER = Event->timer (	3876	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3576	after => 11,	3877	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	interval => 60,	3878	};
3578	hard => 1,	3879	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => sub {
3582	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	3880	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3583	},
3584	);	3881	};
3585	$BDB_TRICKLE_WATCHER = Event->timer (	3882	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3586	after => 5,
3587	interval => 10,
3588	hard => 1,
3589	prio => 0,
3590	data => WF_AUTOCANCEL,
3591	cb => sub {
3592	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3883	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3593	},
3594	);	3884	};
3595	}	3885	}
3596		3886
3597	{	3887	{
		3888	# configure IO::AIO
		3889
3598	IO::AIO::min_parallel 8;	3890	IO::AIO::min_parallel 8;
3599
3600	undef $Coro::AIO::WATCHER;
3601	IO::AIO::max_poll_time $TICK * 0.1;	3891	IO::AIO::max_poll_time $TICK * 0.1;
3602	$AIO_POLL_WATCHER = Event->io (	3892	undef $AnyEvent::AIO::WATCHER;
3603	reentrant => 0,
3604	data => WF_AUTOCANCEL,
3605	fd => IO::AIO::poll_fileno,
3606	poll => 'r',
3607	prio => 6,
3608	cb => \&IO::AIO::poll_cb,
3609	);
3610	}	3893	}
3611		3894
3612	my $_log_backtrace;	3895	my $_log_backtrace;
3613		3896
3614	sub _log_backtrace {	3897	sub _log_backtrace {
…		…
3617	$msg =~ s/\n//;	3900	$msg =~ s/\n//;
3618		3901
3619	# limit the # of concurrent backtraces	3902	# limit the # of concurrent backtraces
3620	if ($_log_backtrace < 2) {	3903	if ($_log_backtrace < 2) {
3621	++$_log_backtrace;	3904	++$_log_backtrace;
		3905	my $perl_bt = Carp::longmess $msg;
3622	async {	3906	async {
		3907	$Coro::current->{desc} = "abt $msg";
		3908
3623	my @bt = fork_call {	3909	my @bt = fork_call {
3624	@addr = map { sprintf "%x", $_ } @addr;	3910	@addr = map { sprintf "%x", $_ } @addr;
3625	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3911	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3626	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3912	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3627	or die "addr2line: $!";	3913	or die "addr2line: $!";
…		…
3635	}	3921	}
3636		3922
3637	@funcs	3923	@funcs
3638	};	3924	};
3639		3925
3640	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $perl_bt\n";
		3927	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3641	LOG llevInfo, "[ABT] $_\n" for @bt;	3928	LOG llevInfo, "[ABT] $_\n" for @bt;
3642	--$_log_backtrace;	3929	--$_log_backtrace;
3643	};	3930	};
3644	} else {	3931	} else {
3645	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $msg\n";
3646	LOG llevInfo, "[ABT] [suppressed]\n";	3933	LOG llevInfo, "[ABT] [suppressed]\n";
3647	}	3934	}
3648	}	3935	}
3649		3936
3650	# load additional modules	3937	# load additional modules
3651	use cf::pod;	3938	require "cf/$_.pm" for @EXTRA_MODULES;
3652		3939
3653	END { cf::emergency_save }	3940	END { cf::emergency_save }
3654		3941
3655	1	3942	1
3656		3943

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