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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.467 by root, Thu Jan 8 04:35:04 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 off
83		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
86		118
87	our %CFG;	119	our %CFG;
88		120
89	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
91		124
92	our (%PLAYER, %PLAYER_LOADING); # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
95		128
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		131
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		140
103	binmode STDOUT;	141	binmode STDOUT;
104	binmode STDERR;	142	binmode STDERR;
105		143
106	# read virtual server time, if available	144	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
111	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
112		152
113	mkdir $_	153	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		155
116	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
159		199
160	The raw value load value from the last tick.	200	The raw value load value from the last tick.
161		201
162	=item %cf::CFG	202	=item %cf::CFG
163		203
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	204	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	205	from wherever your confdir points to.
166		206
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	207	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		208
169	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
…		…
187	$msg .= "\n"	227	$msg .= "\n"
188	unless $msg =~ /\n$/;	228	unless $msg =~ /\n$/;
189		229
190	$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;
191		231
192	utf8::encode $msg;
193	LOG llevError, $msg;	232	LOG llevError, $msg;
194	};	233	};
195	}	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#?
196		250
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	251	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	252	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	253	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	254	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	261	for my $pkg (qw(
208	cf::global cf::attachable	262	cf::global cf::attachable
209	cf::object cf::object::player	263	cf::object cf::object::player
210	cf::client cf::player	264	cf::client cf::player
211	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
212	cf::map cf::party cf::region	267	cf::party cf::region
213	)) {	268	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	270	}
217		271
218	$Event::DIED = sub {	272	$EV::DIED = sub {
219	warn "error in event callback: @_";	273	warn "error in event callback: @_";
220	};	274	};
221		275
222	#############################################################################	276	#############################################################################
223		277
…		…
246	$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;
247	$d	301	$d
248	} || "[unable to dump $_[0]: '$@']";	302	} || "[unable to dump $_[0]: '$@']";
249	}	303	}
250		304
251	=item $ref = cf::from_json $json	305	=item $ref = cf::decode_json $json
252		306
253	Converts a JSON string into the corresponding perl data structure.	307	Converts a JSON string into the corresponding perl data structure.
254		308
255	=item $json = cf::to_json $ref	309	=item $json = cf::encode_json $ref
256		310
257	Converts a perl data structure into its JSON representation.	311	Converts a perl data structure into its JSON representation.
258		312
259	=cut	313	=cut
260		314
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		316
263	sub to_json ($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		333
266	=item cf::lock_wait $string	334	=item cf::lock_wait $string
267		335
268	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
269		337
270	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
271		339
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	342	for example when the coroutine gets canceled), the lock is automatically
275	returned.	343	returned.
276		344
277	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
278	deadlocked coro.	346	deadlocked coro.
…		…
284		352
285	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.
286		354
287	=cut	355	=cut
288		356
289	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		358
292	sub lock_wait($) {	359	sub lock_wait($) {
293	my ($key) = @_;	360	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	361	}
306		362
307	sub lock_acquire($) {	363	sub lock_acquire($) {
308	my ($key) = @_;	364	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	365	}
322		366
323	sub lock_active($) {	367	sub lock_active($) {
324	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	369	}
328		370
329	sub freeze_mainloop {	371	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	372	tick_inhibit_inc;
331		373
332	my $guard = Coro::guard {	374	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	375	}
334	};	376
335	$TICK_WATCHER->stop;	377	=item cf::periodic $interval, $cb
336	$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($$) {
		385	my ($interval, $cb) = @_;
		386
		387	my $start = rand List::Util::min 180, $interval;
		388
		389	EV::periodic $start, $interval, 0, $cb
337	}	390	}
338		391
339	=item cf::get_slot $time[, $priority[, $name]]	392	=item cf::get_slot $time[, $priority[, $name]]
340		393
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	394	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	405	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	406	our $SLOT_QUEUE;
354		407
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	408	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	409	$SLOT_QUEUE = Coro::async {
		410	$Coro::current->desc ("timeslot manager");
		411
357	my $signal = new Coro::Signal;	412	my $signal = new Coro::Signal;
358		413
359	while () {	414	while () {
360	next_job:	415	next_job:
361	my $avail = cf::till_tick;	416	my $avail = cf::till_tick;
…		…
369	}	424	}
370	}	425	}
371	}	426	}
372		427
373	if (@SLOT_QUEUE) {	428	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	429	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	430	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	431	$signal->wait;
377	} else {	432	} else {
378	Coro::schedule;	433	Coro::schedule;
379	}	434	}
380	}	435	}
381	};	436	};
382		437
383	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
384	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
385		442
386	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
388		445
…		…
402		459
403	BEGIN { *async = \&Coro::async_pool }	460	BEGIN { *async = \&Coro::async_pool }
404		461
405	=item cf::sync_job { BLOCK }	462	=item cf::sync_job { BLOCK }
406		463
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	464	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	467	acceptable.
411		468
412	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
413	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
…		…
418		475
419	sub sync_job(&) {	476	sub sync_job(&) {
420	my ($job) = @_;	477	my ($job) = @_;
421		478
422	if ($Coro::current == $Coro::main) {	479	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	480	my $time = EV::time;
424		481
425	# this is the main coro, too bad, we have to block	482	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	483	# till the operation succeeds, freezing the server :/
427		484
428	# TODO: use suspend/resume instead	485	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	486
430	my $freeze_guard = freeze_mainloop;	487	my $freeze_guard = freeze_mainloop;
431		488
432	my $busy = 1;	489	my $busy = 1;
433	my @res;	490	my @res;
434		491
435	(async {	492	(async {
		493	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	494	@res = eval { $job->() };
437	warn $@ if $@;	495	warn $@ if $@;
438	undef $busy;	496	undef $busy;
439	})->prio (Coro::PRIO_MAX);	497	})->prio (Coro::PRIO_MAX);
440		498
441	while ($busy) {	499	while ($busy) {
442	Coro::cede or Event::one_event;	500	if (Coro::nready) {
		501	Coro::cede_notself;
		502	} else {
		503	EV::loop EV::LOOP_ONESHOT;
443	}	504	}
		505	}
444		506
445	$time = Event::time - $time;	507	my $time = EV::time - $time;
446		508
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	509	$TICK_START += $time; # do not account sync jobs to server load
451		510
452	wantarray ? @res : $res[0]	511	wantarray ? @res : $res[0]
453	} else {	512	} else {
454	# we are in another coroutine, how wonderful, everything just works	513	# we are in another coroutine, how wonderful, everything just works
455		514
…		…
480	=item fork_call { }, $args	539	=item fork_call { }, $args
481		540
482	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
483	process, returning the results. Everything must be serialisable with	542	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	544	never block itself or use any form of event handling.
486		545
487	=cut	546	=cut
488		547
489	sub fork_call(&@) {	548	sub fork_call(&@) {
490	my ($cb, @args) = @_;	549	my ($cb, @args) = @_;
…		…
499	}, @args;	558	}, @args;
500		559
501	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
502	}	561	}
503		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
		588	}
		589
504	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
505		591
506	Returns a single value from the environment database.	592	Returns a single value from the environment database.
507		593
508	=item cf::db_put $family => $key => $value	594	=item cf::db_put $family => $key => $value
509		595
510	Stores the given C<$value> in the family. It can currently store binary	596	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	597	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		598
		599	=item $db = cf::db_table "name"
		600
		601	Create and/or open a new database table. The string must not be "db" and must be unique
		602	within each server.
		603
513	=cut	604	=cut
		605
		606	sub db_table($) {
		607	my ($name) = @_;
		608	my $db = BDB::db_create $DB_ENV;
		609
		610	eval {
		611	$db->set_flags (BDB::CHKSUM);
		612
		613	utf8::encode $name;
		614	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		615	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		616	cf::cleanup "db_open(db): $!" if $!;
		617	};
		618	cf::cleanup "db_open(db): $@" if $@;
		619
		620	$db
		621	}
514		622
515	our $DB;	623	our $DB;
516		624
517	sub db_init {	625	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	626	cf::sync_job {
522	eval {	627	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	628	};
532	}	629	}
533		630
534	sub db_get($$) {	631	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	632	my $key = "$_[0]/$_[1]";
536		633
…		…
634		731
635	#############################################################################	732	#############################################################################
636		733
637	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
638		735
639	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
640	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")
641	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
642		739
643	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>
644	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
645	Crossfire TRT).	742	Deliantra).
646		743
647	=over 4	744	=over 4
648		745
649	=item $attachable->attach ($attachment, key => $value...)	746	=item $attachable->attach ($attachment, key => $value...)
650		747
…		…
694	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
695		792
696	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
697	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
698		795
699	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		798
702	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
703		800
704	=over 4	801	=over 4
…		…
932	}	1029	}
933		1030
934	0	1031	0
935	}	1032	}
936		1033
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1035
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1037
941	Generate an object-specific event with the given arguments.	1038	Generate an object-specific event with the given arguments.
942		1039
…		…
948		1045
949	=cut	1046	=cut
950		1047
951	#############################################################################	1048	#############################################################################
952	# object support	1049	# object support
953	#
954		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#
955	sub _can_merge {	1084	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1085	my ($ob1, $ob2) = @_;
957		1086
958	local $Storable::canonical = 1;	1087	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1088
962	$fob1 eq $fob2	1089	# we do the slow way here
		1090	return _object_equal $ob1, $ob2
963	}	1091	}
964		1092
965	sub reattach {	1093	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1095	my ($obj) = @_;
968		1096
		1097	# no longer needed after getting rid of delete_package?
969	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
970		1099
971	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
972		1101
973	@$registry = ();	1102	@$registry = ();
974		1103
…		…
989	cf::attachable->attach (	1118	cf::attachable->attach (
990	prio => -1000000,	1119	prio => -1000000,
991	on_instantiate => sub {	1120	on_instantiate => sub {
992	my ($obj, $data) = @_;	1121	my ($obj, $data) = @_;
993		1122
994	$data = from_json $data;	1123	$data = decode_json $data;
995		1124
996	for (@$data) {	1125	for (@$data) {
997	my ($name, $args) = @$_;	1126	my ($name, $args) = @$_;
998		1127
999	$obj->attach ($name, %{$args || {} });	1128	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1142	);
1014		1143
1015	sub object_freezer_save {	1144	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1145	my ($filename, $rdata, $objs) = @_;
1017		1146
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1147	sync_job {
1021	if (length $$rdata) {	1148	if (length $$rdata) {
		1149	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1024		1152
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1157	aio_close $fh;
1030		1158
1031	if (@$objs) {	1159	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1165	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1167	}
1040	} else {	1168	} else {
1041	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1042	}	1170	}
1043		1171
1044	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1176	} else {
1046	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1047	}	1178	}
1048	} else {	1179	} else {
1049	aio_unlink $filename;	1180	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1051	}	1182	}
1052	};	1183	};
1053
1054	undef $guard;
1055	}	1184	}
1056		1185
1057	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1059		1188
…		…
1064		1193
1065	sub object_thawer_load {	1194	sub object_thawer_load {
1066	my ($filename) = @_;	1195	my ($filename) = @_;
1067		1196
1068	my ($data, $av);	1197	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1198
1072	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1073	or return;	1200	or return;
1074		1201
1075	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1204	or return;
1078		1205
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1081	}	1208	}
1082		1209
		1210	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
1085		1213
1086	($data, $av)	1214	($data, $av)
1087	}	1215	}
1088		1216
1089	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1146		1274
1147	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1148	}	1276	}
1149		1277
		1278	use File::Glob ();
		1279
1150	cf::player->attach (	1280	cf::player->attach (
1151	on_command => sub {	1281	on_command => sub {
1152	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1153		1283
1154	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1186		1316
1187	cf::override;	1317	cf::override;
1188	},	1318	},
1189	);	1319	);
1190		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
1191	sub load_extensions {	1334	sub load_extensions {
1192	cf::sync_job {	1335	cf::sync_job {
1193	my %todo;	1336	my %todo;
1194		1337
1195	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1214		1357
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1360
1218	$ext{source} =	1361	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1221	. $source	1364	. $source
1222	. "\n};\n1";	1365	. "\n};\n1";
1223		1366
1224	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1383	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1384	: "$v->{base}: extension inactive.\n";
1242		1385
1243	if (exists $v->{meta}{mandatory}) {	1386	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1387	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1388	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1389	}
1248		1390
1249	warn $msg;	1391	warn $msg;
1250	}	1392	}
1251		1393
…		…
1265		1407
1266	=back	1408	=back
1267		1409
1268	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1269		1411
1270	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1271		1413
1272	=cut	1414	=cut
1273		1415
1274	package cf::player;	1416	package cf::player;
1275		1417
…		…
1318		1460
1319	sub exists($) {	1461	sub exists($) {
1320	my ($login) = @_;	1462	my ($login) = @_;
1321		1463
1322	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1324	}	1466	}
1325		1467
1326	sub find($) {	1468	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1470	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1480	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1481
1340	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1483	or return;
1342		1484
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1345	or return;	1486	or return;
		1487
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1349	}	1491	}
1350	}	1492	}
…		…
1360		1502
1361	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1362		1504
1363	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1364	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1365		1509
1366	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1511	cf::cede_to_tick;
1368	}	1512	}
1369		1513
…		…
1401	my ($pl) = @_;	1545	my ($pl) = @_;
1402		1546
1403	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1404		1548
1405	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1406	$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
1407		1551
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1409	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1411	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1412		1558
1413	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1453		1599
1454	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1455	my $path = path $login;	1601	my $path = path $login;
1456		1602
1457	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1609	}
1463		1610
…		…
1494	}	1641	}
1495		1642
1496	\@paths	1643	\@paths
1497	}	1644	}
1498		1645
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1647
1501	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1649
1550	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1551		1651
1552	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1553		1653
…		…
1620	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1622		1722
1623	sub generate_random_map {	1723	sub generate_random_map {
1624	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
1625	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1626	$self->_create_random_map (	1729	$self->_create_random_map (
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1751		1854
1752	# the temporary/swap location	1855	# the temporary/swap location
1753	sub save_path {	1856	sub save_path {
1754	my ($self) = @_;	1857	my ($self) = @_;
1755		1858
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1758	}	1861	}
1759		1862
1760	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1761	sub uniq_path {	1864	sub uniq_path {
1762	my ($self) = @_;	1865	my ($self) = @_;
1763		1866
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1869	}
1776		1870
1777	sub decay_objects {	1871	sub decay_objects {
1778	my ($self) = @_;	1872	my ($self) = @_;
1779		1873
…		…
1863	sub find {	1957	sub find {
1864	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1865		1959
1866	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1867		1961
1868	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1870		1964
1871	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
1876	or return;	1967	or return;
1877		1968
1878	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
1879		1970
…		…
1881	or return;	1972	or return;
1882		1973
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
1886	undef $guard1;	1978	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	1979	$map->reset;
1889	return find $path;	1980	return find $path;
1890	}	1981	}
1891		1982
1892	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2011	$f->skip_block;
1921	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
1922	or return;	2013	or return;
1923		2014
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
1925	if delete $self->{load_original};	2016	if delete $self->{load_original};
1926		2017
1927	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2019	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2039	$self->decay_objects;
1949	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
1950	$self->update_buttons;	2041	$self->update_buttons;
1951	cf::cede_to_tick;	2042	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2043	$self->activate;
1955	}	2044	}
1956		2045
1957	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
1959		2048
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2050	}
1962		2051
1963	$self->post_load;	2052	$self->post_load;
1964	}	2053	}
1965		2054
…		…
2023	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2024		2113
2025	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2026		2115
2027	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2118	}
2030		2119
2031	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2032		2121
2033	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
		2123	$Coro::current->{desc} = "map prefetcher";
		2124
2034	while (%MAP_PREFETCH) {	2125	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2126	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2127	if (my $map = find $k) {
2037	$map->load if $v;	2128	$map->load if $v;
2038	}	2129	}
…		…
2064	return if $self->{deny_save};	2155	return if $self->{deny_save};
2065		2156
2066	local $self->{last_access} = $self->last_access;#d#	2157	local $self->{last_access} = $self->last_access;#d#
2067		2158
2068	cf::async {	2159	cf::async {
		2160	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2070	};	2162	};
		2163
		2164	cf::get_slot 0.02;
2071		2165
2072	if ($uniq) {	2166	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2169	} else {
…		…
2084	$self->save;	2178	$self->save;
2085		2179
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2181
2088	return if $self->players;	2182	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2090	return if $self->{deny_save};	2184	return if $self->{deny_save};
2091		2185
2092	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2093		2187
2094	$self->deactivate;	2188	$self->deactivate;
…		…
2212		2306
2213	sub unique_maps() {	2307	sub unique_maps() {
2214	[	2308	[
2215	map {	2309	map {
2216	utf8::decode $_;	2310	utf8::decode $_;
2217	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2218	? normalise $_	2314	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2316	]
2222	}	2317	}
2223		2318
2224	package cf;
2225
2226	=back	2319	=back
2227		2320
2228	=head3 cf::object	2321	=head3 cf::object
2229		2322
2230	=cut	2323	=cut
…		…
2233		2326
2234	=over 4	2327	=over 4
2235		2328
2236	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2237		2330
2238	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.
2239		2333
2240	=cut	2334	=cut
2241		2335
2242	sub inv_recursive_;	2336	sub inv_recursive_;
2243	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2249	}	2343	}
2250		2344
2251	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2252		2346
2253	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.
2254		2348
2255	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2256		2350
2257	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,
2258	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2260	=cut	2354	=cut
2261		2355
2262	sub deref {	2356	sub deref {
2263	my ($ref) = @_;	2357	my ($ref) = @_;
2264		2358
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2359	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2360	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2361	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2362	or return;
2272	$pl->ob->uuid eq $uuid	2363	$pl->ob->uuid eq $uuid
2273	or return;	2364	or return;
…		…
2293	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
2294	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2295		2386
2296	=cut	2387	=cut
2297		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
2298	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2404	# with dialog boxes.
2300	#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
2301	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2420
2316	} else {	2421	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2424	}
2320	}	2425	}
2321	}	2426	}
2322		2427
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2453
2349	=item $player_object->enter_link	2454	=item $player_object->enter_link
2350		2455
2351	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}>).
2352		2457
2353	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.
2354	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.
2355		2462
2356	Will never block.	2463	Will never block.
2357		2464
2358	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2359		2466
…		…
2417		2524
2418	$map->load;	2525	$map->load;
2419	$map->load_neighbours;	2526	$map->load_neighbours;
2420		2527
2421	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2422	$self->activate_recursive;	2530	$self->activate_recursive;
2423		2531
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2426	}	2534	}
…		…
2431	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2432	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
2433	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
2434	be called at the end of this process.	2542	be called at the end of this process.
2435		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
2436	=cut	2547	=cut
2437		2548
2438	our $GOTOGEN;	2549	our $GOTOGEN;
2439		2550
2440	sub cf::object::player::goto {	2551	sub cf::object::player::goto {
…		…
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2555	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2556
2446	$self->enter_link;	2557	$self->enter_link;
2447		2558
2448	(async {	2559	(async {
		2560	$Coro::current->{desc} = "player::goto $path $x $y";
		2561
		2562	# *tag paths override both path and x|y
		2563	if ($path =~ /^\*(.*)$/) {
		2564	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2565	my $ob = $obs[rand @obs];
		2566
		2567	# see if we actually can go there
		2568	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2569	$ob = $obs[rand @obs];
		2570	} else {
		2571	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2572	}
		2573	# else put us there anyways for now #d#
		2574
		2575	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2576	} else {
		2577	($path, $x, $y) = (undef, undef, undef);
		2578	}
		2579	}
		2580
2449	my $map = eval {	2581	my $map = eval {
2450	my $map = cf::map::find $path;	2582	my $map = defined $path ? cf::map::find $path : undef;
2451		2583
2452	if ($map) {	2584	if ($map) {
2453	$map = $map->customise_for ($self);	2585	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2586	$map = $check->($map) if $check && $map;
2455	} else {	2587	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2588	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2589	}
2458		2590
2459	$map	2591	$map
2460	};	2592	};
2461		2593
…		…
2497	}	2629	}
2498		2630
2499	sub prepare_random_map {	2631	sub prepare_random_map {
2500	my ($exit) = @_;	2632	my ($exit) = @_;
2501		2633
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2636	# that depends on the exit object
2507		2637
2508	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2640	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2515	}	2647	}
2516		2648
2517	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2518		2650
2519	my $data = cf::to_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2522		2654
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2657	undef $fh;
2526	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2527		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2530	}	2666	}
2531	}	2667	}
2532		2668
2533	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2535		2671
2536	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2537		2673
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2674	$self->enter_link;
2550		2675
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2676	(async {
2556	$self->deactivate_recursive; # just to be sure	2677	$Coro::current->{desc} = "enter_exit";
		2678
2557	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
2558	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2559		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
2560	1;	2700	1
2561	}) {	2701	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "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. "
2564	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2706
2567	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2735	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2736	the message unless the client supports the msg packet.
2597		2737
2598	=cut	2738	=cut
2599		2739
		2740	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2741	our %CHANNEL = (
2601	"c/identify" => {	2742	"c/identify" => {
2602	id => "identify",	2743	id => "infobox",
2603	title => "Identify",	2744	title => "Identify",
2604	reply => undef,	2745	reply => undef,
2605	tooltip => "Items recently identified",	2746	tooltip => "Items recently identified",
2606	},	2747	},
2607	"c/examine" => {	2748	"c/examine" => {
2608	id => "examine",	2749	id => "infobox",
2609	title => "Examine",	2750	title => "Examine",
2610	reply => undef,	2751	reply => undef,
2611	tooltip => "Signs and other items you examined",	2752	tooltip => "Signs and other items you examined",
2612	},	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/resistances" => {
		2791	id => "infobox",
		2792	title => "Resistances",
		2793	reply => undef,
		2794	tooltip => "Shows your resistances",
		2795	},
		2796	"c/pets" => {
		2797	id => "infobox",
		2798	title => "Pets",
		2799	reply => undef,
		2800	tooltip => "Shows information abotu your pets/a specific pet",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	"c/death" => {
		2821	id => "death",
		2822	title => "Death",
		2823	reply => undef,
		2824	tooltip => "Reason for and more info about your most recent death",
		2825	},
		2826	"c/say" => $SAY_CHANNEL,
		2827	"c/chat" => $CHAT_CHANNEL,
2613	);	2828	);
2614		2829
2615	sub cf::client::send_msg {	2830	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	2831	my ($self, $channel, $msg, $color, @extra) = @_;
2617		2832
2618	$msg = $self->pl->expand_cfpod ($msg);	2833	$msg = $self->pl->expand_cfpod ($msg)
		2834	unless $color & cf::NDI_VERBATIM;
2619		2835
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	2836	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		2837
2622	# check predefined channels, for the benefit of C	2838	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2839	if ($CHANNEL{$channel}) {
		2840	$channel = $CHANNEL{$channel};
2624		2841
		2842	$self->ext_msg (channel_info => $channel);
		2843	$channel = $channel->{id};
		2844
2625	if (ref $channel) {	2845	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	2846	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	2847	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	2848	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	2849	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	2850	}
2632		2851
2633	$channel = $channel->{id};	2852	$channel = $channel->{id};
2634	}	2853	}
2635		2854
2636	return unless @extra || length $msg;	2855	return unless @extra || length $msg;
2637		2856
2638	if ($self->can_msg) {
2639	# default colour, mask it out	2857	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2858	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	2859	if $color & cf::NDI_DEF;
2642		2860
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	2861	my $pkt = "msg "
		2862	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	2864	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		2865
2657	$color &= cf::NDI_COLOR_MASK;	2866	# try lzf for large packets
		2867	$pkt = "lzf " . Compress::LZF::compress $pkt
		2868	if 1024 <= length $pkt and $self->{can_lzf};
2658		2869
2659	utf8::encode $msg;	2870	# split very large packets
2660		2871	if (8192 < length $pkt and $self->{can_lzf}) {
2661	if (0 && $msg =~ /\[/) {	2872	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2662	# COMMAND/INFO	2873	$pkt = "frag";
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}	2874	}
		2875
		2876	$self->send_packet ($pkt);
2670	}	2877	}
2671		2878
2672	=item $client->ext_msg ($type, @msg)	2879	=item $client->ext_msg ($type, @msg)
2673		2880
2674	Sends an ext event to the client.	2881	Sends an ext event to the client.
…		…
2847	=pod	3054	=pod
2848		3055
2849	The following functions and methods are available within a safe environment:	3056	The following functions and methods are available within a safe environment:
2850		3057
2851	cf::object	3058	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3059	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3060	insert remove name archname title slaying race decrease split
		3061	value
2854		3062
2855	cf::object::player	3063	cf::object::player
2856	player	3064	player
2857		3065
2858	cf::player	3066	cf::player
…		…
2863		3071
2864	=cut	3072	=cut
2865		3073
2866	for (	3074	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3077	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2873	) {	3081	) {
2874	no strict 'refs';	3082	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3083	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2893	my ($code, %vars) = @_;	3101	my ($code, %vars) = @_;
2894		3102
2895	my $qcode = $code;	3103	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3105	$qcode =~ s/\n/\\n/g;
		3106
		3107	%vars = (_dummy => 0) unless %vars;
2898		3108
2899	local $_;	3109	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;	3110	local @safe::cf::_safe_eval_args = values %vars;
2901		3111
2902	my $eval =	3112	my $eval =
…		…
2979	{	3189	{
2980	my $faces = $facedata->{faceinfo};	3190	my $faces = $facedata->{faceinfo};
2981		3191
2982	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3193	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3194
2984	cf::face::set_visibility $idx, $info->{visibility};	3195	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3196	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3197	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3198	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2988		3199
2989	cf::cede_to_tick;	3200	cf::cede_to_tick;
2990	}	3201	}
2991		3202
2992	while (my ($face, $info) = each %$faces) {	3203	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3204	next unless $info->{smooth};
		3205
2994	my $idx = cf::face::find $face	3206	my $idx = cf::face::find $face
2995	or next;	3207	or next;
		3208
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3209	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3210	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3211	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3212	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3213	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3018	{	3231	{
3019	# TODO: for gcfclient pleasure, we should give resources	3232	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.	3233	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3234	my $res = $facedata->{resource};
3022		3235
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3236	while (my ($name, $info) = each %$res) {
		3237	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3238	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;	3239	my $data;
3028		3240
3029	if ($info->{type} & 1) {	3241	if ($info->{type} & 1) {
3030	# prepend meta info	3242	# prepend meta info
3031		3243
3032	my $meta = $enc->encode ({	3244	my $meta = $enc->encode ({
3033	name => $name,	3245	name => $name,
3034	%{ $info->{meta} || {} },	3246	%{ $info->{meta} || {} },
3035	});	3247	});
3036		3248
3037	$data = pack "(w/a*)*", $meta, $info->{data};	3249	$data = pack "(w/a*)*", $meta, $info->{data};
		3250	} else {
		3251	$data = $info->{data};
		3252	}
		3253
		3254	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3255	cf::face::set_type $idx, $info->{type};
3038	} else {	3256	} else {
3039	$data = $info->{data};	3257	$RESOURCE{$name} = $info;
3040	}	3258	}
3041		3259
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3260	cf::cede_to_tick;
3046	}	3261	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3262	}
		3263
		3264	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3265
3067	1	3266	1
3068	}	3267	}
		3268
		3269	cf::global->attach (on_resource_update => sub {
		3270	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3271	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3272
		3273	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3274	my $sound = $soundconf->{compat}[$_]
		3275	or next;
		3276
		3277	my $face = cf::face::find "sound/$sound->[1]";
		3278	cf::sound::set $sound->[0] => $face;
		3279	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3280	}
		3281
		3282	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3283	my $face = cf::face::find "sound/$v";
		3284	cf::sound::set $k => $face;
		3285	}
		3286	}
		3287	});
3069		3288
3070	register_exticmd fx_want => sub {	3289	register_exticmd fx_want => sub {
3071	my ($ns, $want) = @_;	3290	my ($ns, $want) = @_;
3072		3291
3073	while (my ($k, $v) = each %$want) {	3292	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3293	$ns->fx_want ($k, $v);
3075	}	3294	}
3076	};	3295	};
		3296
		3297	sub load_resource_file($) {
		3298	my $guard = lock_acquire "load_resource_file";
		3299
		3300	my $status = load_resource_file_ $_[0];
		3301	get_slot 0.1, 100;
		3302	cf::arch::commit_load;
		3303
		3304	$status
		3305	}
3077		3306
3078	sub reload_regions {	3307	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3308	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3309	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3310	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3324	}
3096		3325
3097	sub reload_archetypes {	3326	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3327	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3328	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3329	}
3106		3330
3107	sub reload_treasures {	3331	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3332	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3333	or die "unable to load treasurelists\n";
3110	}	3334	}
3111		3335
3112	sub reload_resources {	3336	sub reload_resources {
3113	warn "reloading resource files...\n";	3337	warn "reloading resource files...\n";
3114		3338
		3339	reload_facedata;
		3340	reload_archetypes;
3115	reload_regions;	3341	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3342	reload_treasures;
3120		3343
3121	warn "finished reloading resource files\n";	3344	warn "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3345	}
3127		3346
3128	sub reload_config {	3347	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
3130	or return;	3349	or return;
3131		3350
3132	local $/;	3351	local $/;
3133	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
3134		3353
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3136		3355
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3144	};	3363	};
3145	warn $@ if $@;	3364	warn $@ if $@;
3146	}	3365	}
3147	}	3366	}
3148		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
3149	sub main {	3387	sub main {
		3388	cf::init_globals; # initialise logging
		3389
		3390	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3391	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3392	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3393	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3394
		3395	cf::init_experience;
		3396	cf::init_anim;
		3397	cf::init_attackmess;
		3398	cf::init_dynamic;
		3399
		3400	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3401
3150	# we must not ever block the main coroutine	3402	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3403	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3404	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3405	(async {
3154	Event::one_event;	3406	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3407	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3408	})->prio (Coro::PRIO_MAX);
3156	};	3409	};
3157		3410
		3411	evthread_start IO::AIO::poll_fileno;
		3412
		3413	cf::sync_job {
		3414	reload_resources;
3158	reload_config;	3415	reload_config;
3159	db_init;	3416	db_init;
		3417
		3418	cf::load_settings;
		3419	cf::load_materials;
		3420	cf::init_uuid;
		3421	cf::init_signals;
		3422	cf::init_commands;
		3423	cf::init_skills;
		3424
		3425	cf::init_beforeplay;
		3426
		3427	atomic;
		3428
3160	load_extensions;	3429	load_extensions;
3161		3430
3162	$TICK_WATCHER->start;	3431	utime time, time, $RUNTIMEFILE;
		3432
		3433	# no (long-running) fork's whatsoever before this point(!)
		3434	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3435
		3436	(pop @POST_INIT)->(0) while @POST_INIT;
		3437	};
		3438
3163	Event::loop;	3439	EV::loop;
3164	}	3440	}
3165		3441
3166	#############################################################################	3442	#############################################################################
3167	# initialisation and cleanup	3443	# initialisation and cleanup
3168		3444
3169	# install some emergency cleanup handlers	3445	# install some emergency cleanup handlers
3170	BEGIN {	3446	BEGIN {
		3447	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3448	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3449	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3450	cf::cleanup "SIG$signal";
3179	},
3180	);	3451	};
3181	}	3452	}
3182	}	3453	}
3183		3454
3184	sub write_runtime {	3455	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";
3186
3187	# first touch the runtime file to show we are still running:	3456	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3457	# the fsync below can take a very very long time.
3189		3458
3190	IO::AIO::aio_utime $runtime, undef, undef;	3459	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3460
3192	my $guard = cf::lock_acquire "write_runtime";	3461	my $guard = cf::lock_acquire "write_runtime";
3193		3462
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3463	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3195	or return;	3464	or return;
3196		3465
3197	my $value = $cf::RUNTIME + 90 + 10;	3466	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3467	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3468	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3478	aio_utime $fh, undef, undef;
3210		3479
3211	close $fh	3480	close $fh
3212	or return;	3481	or return;
3213		3482
3214	aio_rename "$runtime~", $runtime	3483	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3484	and return;
3216		3485
3217	warn "runtime file written.\n";	3486	warn "runtime file written.\n";
3218		3487
3219	1	3488	1
		3489	}
		3490
		3491	our $uuid_lock;
		3492	our $uuid_skip;
		3493
		3494	sub write_uuid_sync($) {
		3495	$uuid_skip ||= $_[0];
		3496
		3497	return if $uuid_lock;
		3498	local $uuid_lock = 1;
		3499
		3500	my $uuid = "$LOCALDIR/uuid";
		3501
		3502	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3503	or return;
		3504
		3505	my $value = uuid_seq uuid_cur;
		3506
		3507	unless ($value) {
		3508	warn "cowardly refusing to write zero uuid value!\n";
		3509	return;
		3510	}
		3511
		3512	my $value = uuid_str $value + $uuid_skip;
		3513	$uuid_skip = 0;
		3514
		3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3516	and return;
		3517
		3518	# always fsync - this file is important
		3519	aio_fsync $fh
		3520	and return;
		3521
		3522	close $fh
		3523	or return;
		3524
		3525	aio_rename "$uuid~", $uuid
		3526	and return;
		3527
		3528	warn "uuid file written ($value).\n";
		3529
		3530	1
		3531
		3532	}
		3533
		3534	sub write_uuid($$) {
		3535	my ($skip, $sync) = @_;
		3536
		3537	$sync ? write_uuid_sync $skip
		3538	: async { write_uuid_sync $skip };
3220	}	3539	}
3221		3540
3222	sub emergency_save() {	3541	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3542	my $freeze_guard = cf::freeze_mainloop;
3224		3543
3225	warn "enter emergency perl save\n";	3544	warn "emergency_perl_save: enter\n";
3226		3545
3227	cf::sync_job {	3546	cf::sync_job {
		3547	# this is a trade-off: we want to be very quick here, so
		3548	# save all maps without fsync, and later call a global sync
		3549	# (which in turn might be very very slow)
		3550	local $USE_FSYNC = 0;
		3551
3228	# use a peculiar iteration method to avoid tripping on perl	3552	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3553	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3554	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3555	warn "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3556	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3557	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3558	$pl->valid or next;
		3559	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3560	$pl->save;
3236	}	3561	}
3237	warn "end emergency player save\n";	3562	warn "emergency_perl_save: end player save\n";
3238		3563
3239	warn "begin emergency map save\n";	3564	warn "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3565	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3566	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3567	$map->valid or next;
3243	$map->save;	3568	$map->save;
3244	}	3569	}
3245	warn "end emergency map save\n";	3570	warn "emergency_perl_save: end map save\n";
3246		3571
3247	warn "begin emergency database checkpoint\n";	3572	warn "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3573	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3574	warn "emergency_perl_save: end database checkpoint\n";
		3575
		3576	warn "emergency_perl_save: begin write uuid\n";
		3577	write_uuid_sync 1;
		3578	warn "emergency_perl_save: end write uuid\n";
3250	};	3579	};
3251		3580
		3581	warn "emergency_perl_save: starting sync()\n";
		3582	IO::AIO::aio_sync sub {
		3583	warn "emergency_perl_save: finished sync()\n";
		3584	};
		3585
3252	warn "leave emergency perl save\n";	3586	warn "emergency_perl_save: leave\n";
3253	}	3587	}
3254		3588
3255	sub post_cleanup {	3589	sub post_cleanup {
3256	my ($make_core) = @_;	3590	my ($make_core) = @_;
3257		3591
3258	warn Carp::longmess "post_cleanup backtrace"	3592	warn Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3593	if $make_core;
		3594
		3595	my $fh = pidfile;
		3596	unlink $PIDFILE if <$fh> == $$;
		3597	}
		3598
		3599	# a safer delete_package, copied from Symbol
		3600	sub clear_package($) {
		3601	my $pkg = shift;
		3602
		3603	# expand to full symbol table name if needed
		3604	unless ($pkg =~ /^main::.*::$/) {
		3605	$pkg = "main$pkg" if $pkg =~ /^::/;
		3606	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3607	$pkg .= '::' unless $pkg =~ /::$/;
		3608	}
		3609
		3610	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3611	my $stem_symtab = *{$stem}{HASH};
		3612
		3613	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3614	or return;
		3615
		3616	# clear all symbols
		3617	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3618	for my $name (keys %$leaf_symtab) {
		3619	_gv_clear *{"$pkg$name"};
		3620	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3621	}
		3622	warn "cleared package $pkg\n";#d#
3260	}	3623	}
3261		3624
3262	sub do_reload_perl() {	3625	sub do_reload_perl() {
3263	# can/must only be called in main	3626	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3627	if ($Coro::current != $Coro::main) {
3265	warn "can only reload from main coroutine";	3628	warn "can only reload from main coroutine";
3266	return;	3629	return;
3267	}	3630	}
3268		3631
		3632	return if $RELOAD++;
		3633
		3634	my $t1 = EV::time;
		3635
		3636	while ($RELOAD) {
3269	warn "reloading...";	3637	warn "reloading...";
3270		3638
3271	warn "entering sync_job";	3639	warn "entering sync_job";
3272		3640
3273	cf::sync_job {	3641	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3275	cf::emergency_save;	3643	cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark	3644	cf::write_runtime_sync; # external watchdog should not bark
3277		3645
3278	warn "syncing database to disk";	3646	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;	3647	BDB::db_env_txn_checkpoint $DB_ENV;
3280		3648
3281	# if anything goes wrong in here, we should simply crash as we already saved	3649	# if anything goes wrong in here, we should simply crash as we already saved
3282		3650
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";	3651	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;	3652	while (IO::AIO::nreqs || BDB::nreqs) {
3294	warn "iterate...";	3653	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();
3302
3303	warn "removing commands";
3304	%COMMAND = ();
3305
3306	warn "removing ext/exti commands";
3307	%EXTCMD = ();
3308	%EXTICMD = ();
3309
3310	warn "unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";
3313
3314	if (my $cb = $pkg->can ("unload")) {
3315	eval {
3316	$cb->($pkg);
3317	1
3318	} or warn "$pkg unloaded, but with errors: $@";
3319	}	3654	}
3320		3655
3321	warn "... nuking $pkg";	3656	warn "cancelling all extension coros";
3322	Symbol::delete_package $pkg;	3657	$_->cancel for values %EXT_CORO;
3323	}	3658	%EXT_CORO = ();
3324		3659
3325	warn "unloading all perl modules loaded from $LIBDIR";	3660	warn "removing commands";
3326	while (my ($k, $v) = each %INC) {	3661	%COMMAND = ();
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3662
		3663	warn "removing ext/exti commands";
		3664	%EXTCMD = ();
		3665	%EXTICMD = ();
		3666
		3667	warn "unloading/nuking all extensions";
		3668	for my $pkg (@EXTS) {
3329	warn "... unloading $k";	3669	warn "... unloading $pkg";
3330	delete $INC{$k};
3331		3670
3332	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;
3334
3335	if (my $cb = $k->can ("unload_module")) {	3671	if (my $cb = $pkg->can ("unload")) {
		3672	eval {
3336	$cb->();	3673	$cb->($pkg);
		3674	1
		3675	} or warn "$pkg unloaded, but with errors: $@";
		3676	}
		3677
		3678	warn "... clearing $pkg";
		3679	clear_package $pkg;
3337	}	3680	}
3338		3681
3339	Symbol::delete_package $k;	3682	warn "unloading all perl modules loaded from $LIBDIR";
		3683	while (my ($k, $v) = each %INC) {
		3684	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3685
		3686	warn "... unloading $k";
		3687	delete $INC{$k};
		3688
		3689	$k =~ s/\.pm$//;
		3690	$k =~ s/\//::/g;
		3691
		3692	if (my $cb = $k->can ("unload_module")) {
		3693	$cb->();
		3694	}
		3695
		3696	clear_package $k;
3340	}	3697	}
3341		3698
3342	warn "getting rid of safe::, as good as possible";	3699	warn "getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3700	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3701	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3702
3346	warn "unloading cf.pm \"a bit\"";	3703	warn "unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3704	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3705	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		3706
3350	# don't, removes xs symbols, too,	3707	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3708	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3709	#clear_package __PACKAGE__;
3353		3710
3354	warn "unload completed, starting to reload now";	3711	warn "unload completed, starting to reload now";
3355		3712
3356	warn "reloading cf.pm";	3713	warn "reloading cf.pm";
3357	require cf;	3714	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3715	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3359		3716
3360	warn "loading config and database again";	3717	warn "loading config and database again";
3361	cf::reload_config;	3718	cf::reload_config;
3362		3719
3363	warn "loading extensions";	3720	warn "loading extensions";
3364	cf::load_extensions;	3721	cf::load_extensions;
3365		3722
		3723	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3724	warn "reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3725	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3726	warn "reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3727	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3728	warn "reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3729	reattach $_ for values %PLAYER;
		3730	}
3372		3731
		3732	warn "running post_init jobs";
		3733	(pop @POST_INIT)->(1) while @POST_INIT;
		3734
3373	warn "leaving sync_job";	3735	warn "leaving sync_job";
3374		3736
3375	1	3737	1
3376	} or do {	3738	} or do {
3377	warn $@;	3739	warn $@;
3378	warn "error while reloading, exiting.";	3740	cf::cleanup "error while reloading, exiting.";
3379	exit 1;
3380	};	3741	};
3381		3742
3382	warn "reloaded";	3743	warn "reloaded";
		3744	--$RELOAD;
		3745	}
		3746
		3747	$t1 = EV::time - $t1;
		3748	warn "reload completed in ${t1}s\n";
3383	};	3749	};
3384		3750
3385	our $RELOAD_WATCHER; # used only during reload	3751	our $RELOAD_WATCHER; # used only during reload
3386		3752
3387	sub reload_perl() {	3753	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	3754	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	3755	# coro crashes during coro_state_free->destroy here.
3390		3756
3391	$RELOAD_WATCHER ||= Event->timer (	3757	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	3758	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	3759
3394	data => WF_AUTOCANCEL,	3760	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	3761	do_reload_perl;
3397	undef $RELOAD_WATCHER;	3762	undef $RELOAD_WATCHER;
3398	},	3763	};
3399	);	3764	};
3400	}	3765	}
3401		3766
3402	register_command "reload" => sub {	3767	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	3768	my ($who, $arg) = @_;
3404		3769
3405	if ($who->flag (FLAG_WIZ)) {	3770	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	3771	$who->message ("reloading server.");
		3772	async {
		3773	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	3774	reload_perl;
		3775	};
3408	}	3776	}
3409	};	3777	};
3410		3778
3411	unshift @INC, $LIBDIR;	3779	unshift @INC, $LIBDIR;
3412		3780
…		…
3414		3782
3415	our @WAIT_FOR_TICK;	3783	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	3784	our @WAIT_FOR_TICK_BEGIN;
3417		3785
3418	sub wait_for_tick {	3786	sub wait_for_tick {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	3787	return if tick_inhibit || $Coro::current == $Coro::main;
3421		3788
3422	my $signal = new Coro::Signal;	3789	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	3790	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	3791	$signal->wait;
3425	}	3792	}
3426		3793
3427	sub wait_for_tick_begin {	3794	sub wait_for_tick_begin {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3430		3796
3431	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	3798	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	3799	$signal->wait;
3434	}	3800	}
3435		3801
3436	my $min = 1e6;#d#	3802	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	3803	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3804	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	3805	unless ++$bug_warning > 10;
3448	return;	3806	return;
3449	}	3807	}
3450		3808
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	3809	cf::server_tick; # one server iteration
3454		3810
3455	0 && sync_job {#d#	3811	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	3812	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	3813	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3814	$Coro::current->{desc} = "runtime saver";
3459	or die;	3815	write_runtime_sync
3460		3816	or warn "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	3817	};
		3818	}
3477		3819
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3820	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	3821	$sig->send;
3494	}	3822	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	3823	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	3824	$sig->send;
3497	}	3825	}
3498		3826
3499	$NOW = Event::time;	3827	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3828	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		3829
3510	_post_tick;	3830	if (0) {
3511		3831	if ($NEXT_TICK) {
3512		3832	my $jitter = $TICK_START - $NEXT_TICK;
		3833	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3834	warn "jitter $JITTER\n";#d#
		3835	}
3513	},	3836	}
3514	);	3837	}
3515		3838
3516	{	3839	{
3517	BDB::max_poll_time $TICK * 0.1;	3840	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	3841
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	3842	BDB::min_parallel 8;
3527		3843	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	3844	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		3845
3543	unless ($DB_ENV) {	3846	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	3847	$DB_ENV = BDB::db_env_create;
		3848	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3849	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3850	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3851	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3852	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		3853
3546	cf::sync_job {	3854	cf::sync_job {
3547	eval {	3855	eval {
3548	BDB::db_env_open	3856	BDB::db_env_open
3549	$DB_ENV,	3857	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3859	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3860	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	3861	0666;
3554		3862
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3863	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	3864	};
3560		3865
3561	cf::cleanup "db_env_open(db): $@" if $@;	3866	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	3867	};
3563	}	3868	}
		3869
		3870	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3871	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3872	};
		3873	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3874	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3875	};
		3876	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3877	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3878	};
3564	}	3879	}
3565		3880
3566	{	3881	{
		3882	# configure IO::AIO
		3883
3567	IO::AIO::min_parallel 8;	3884	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	3885	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	3886	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	3887	}
3580		3888
3581	my $_log_backtrace;	3889	my $_log_backtrace;
3582		3890
3583	sub _log_backtrace {	3891	sub _log_backtrace {
…		…
3586	$msg =~ s/\n//;	3894	$msg =~ s/\n//;
3587		3895
3588	# limit the # of concurrent backtraces	3896	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	3897	if ($_log_backtrace < 2) {
3590	++$_log_backtrace;	3898	++$_log_backtrace;
		3899	my $perl_bt = Carp::longmess $msg;
3591	async {	3900	async {
		3901	$Coro::current->{desc} = "abt $msg";
		3902
3592	my @bt = fork_call {	3903	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	3904	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3905	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3906	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	3907	or die "addr2line: $!";
…		…
3604	}	3915	}
3605		3916
3606	@funcs	3917	@funcs
3607	};	3918	};
3608		3919
3609	LOG llevInfo, "[ABT] $msg\n";	3920	LOG llevInfo, "[ABT] $perl_bt\n";
		3921	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	3922	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	3923	--$_log_backtrace;
3612	};	3924	};
3613	} else {	3925	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	3926	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	3927	LOG llevInfo, "[ABT] [suppressed]\n";
3616	}	3928	}
3617	}	3929	}
3618		3930
3619	# load additional modules	3931	# load additional modules
3620	use cf::pod;	3932	require "cf/$_.pm" for @EXTRA_MODULES;
3621		3933
3622	END { cf::emergency_save }	3934	END { cf::emergency_save }
3623		3935
3624	1	3936	1
3625		3937

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