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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.353 by root, Sun Sep 2 08:43:46 2007 UTC vs.
Revision 1.460 by root, Mon Dec 15 17:04:53 2008 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 "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;
86		116
87	our %CFG;	117	our %CFG;
88		118
89	our $UPTIME; $UPTIME ||= time;	119	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	120	our $RUNTIME;
		121	our $NOW;
91		122
92	our %PLAYER; # all users	123	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	124	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	125	our $LINK_MAP; # the special {link} map, which is always available
95		126
96	# used to convert map paths into valid unix filenames by replacing / by ∕	127	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	128	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		129
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	130	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	131	our $LOADAVG; # same thing, but with alpha-smoothing
		132	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	133	our $TICK_START; # for load detecting purposes
		134
		135	our @POST_INIT;
		136
		137	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		138
103	binmode STDOUT;	139	binmode STDOUT;
104	binmode STDERR;	140	binmode STDERR;
105		141
106	# read virtual server time, if available	142	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	143	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	144	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	145	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	146	$RUNTIME = <$fh> + 0.;
111	}	147	}
112		148
113	mkdir $_	149	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	150	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		195
160	The raw value load value from the last tick.	196	The raw value load value from the last tick.
161		197
162	=item %cf::CFG	198	=item %cf::CFG
163		199
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	200	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	201	from wherever your confdir points to.
166		202
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	203	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		204
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	205	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	223	$msg .= "\n"
188	unless $msg =~ /\n$/;	224	unless $msg =~ /\n$/;
189		225
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	226	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		227
192	utf8::encode $msg;
193	LOG llevError, $msg;	228	LOG llevError, $msg;
194	};	229	};
195	}	230	}
		231
		232	$Coro::State::DIEHOOK = sub {
		233	return unless $^S eq 0; # "eq", not "=="
		234
		235	if ($Coro::current == $Coro::main) {#d#
		236	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		237	return;#d#
		238	}#d#
		239
		240	# kill coroutine otherwise
		241	warn Carp::longmess $_[0];
		242	Coro::terminate
		243	};
		244
		245	$SIG{__DIE__} = sub { }; #d#?
196		246
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	247	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	248	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	249	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	250	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	257	for my $pkg (qw(
208	cf::global cf::attachable	258	cf::global cf::attachable
209	cf::object cf::object::player	259	cf::object cf::object::player
210	cf::client cf::player	260	cf::client cf::player
211	cf::arch cf::living	261	cf::arch cf::living
		262	cf::map cf::mapspace
212	cf::map cf::party cf::region	263	cf::party cf::region
213	)) {	264	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	265	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	266	}
217		267
218	$Event::DIED = sub {	268	$EV::DIED = sub {
219	warn "error in event callback: @_";	269	warn "error in event callback: @_";
220	};	270	};
221		271
222	#############################################################################	272	#############################################################################
223		273
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	296	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	297	$d
248	} || "[unable to dump $_[0]: '$@']";	298	} || "[unable to dump $_[0]: '$@']";
249	}	299	}
250		300
251	=item $ref = cf::from_json $json	301	=item $ref = cf::decode_json $json
252		302
253	Converts a JSON string into the corresponding perl data structure.	303	Converts a JSON string into the corresponding perl data structure.
254		304
255	=item $json = cf::to_json $ref	305	=item $json = cf::encode_json $ref
256		306
257	Converts a perl data structure into its JSON representation.	307	Converts a perl data structure into its JSON representation.
258		308
259	=cut	309	=cut
260		310
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	311	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		312
263	sub to_json ($) { $json_coder->encode ($_[0]) }	313	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	314	sub decode_json($) { $json_coder->decode ($_[0]) }
		315
		316	=item cf::post_init { BLOCK }
		317
		318	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		319	but I<before> the server starts ticking again.
		320
		321	The cdoeblock will have a single boolean argument to indicate whether this
		322	is a reload or not.
		323
		324	=cut
		325
		326	sub post_init(&) {
		327	push @POST_INIT, shift;
		328	}
265		329
266	=item cf::lock_wait $string	330	=item cf::lock_wait $string
267		331
268	Wait until the given lock is available. See cf::lock_acquire.	332	Wait until the given lock is available. See cf::lock_acquire.
269		333
270	=item my $lock = cf::lock_acquire $string	334	=item my $lock = cf::lock_acquire $string
271		335
272	Wait until the given lock is available and then acquires it and returns	336	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,	337	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	338	for example when the coroutine gets canceled), the lock is automatically
275	returned.	339	returned.
276		340
277	Locks are *not* recursive, locking from the same coro twice results in a	341	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	342	deadlocked coro.
…		…
284		348
285	Return true if the lock is currently active, i.e. somebody has locked it.	349	Return true if the lock is currently active, i.e. somebody has locked it.
286		350
287	=cut	351	=cut
288		352
289	our %LOCK;	353	our $LOCKS = new Coro::SemaphoreSet;
290		354
291	sub lock_wait($) {	355	sub lock_wait($) {
292	my ($key) = @_;	356	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	357	}
300		358
301	sub lock_acquire($) {	359	sub lock_acquire($) {
302	my ($key) = @_;	360	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	361	}
314		362
315	sub lock_active($) {	363	sub lock_active($) {
316	my ($key) = @_;	364	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	365	}
320		366
321	sub freeze_mainloop {	367	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
323		369
324	my $guard = Coro::guard {	370	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	371	}
326	};	372
327	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
328	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
329	}	386	}
330		387
331	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
332		389
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
346		403
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
349	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
350		409
351	while () {	410	while () {
352	next_job:	411	next_job:
353	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
361	}	420	}
362	}	421	}
363	}	422	}
364		423
365	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	427	$signal->wait;
369	} else {	428	} else {
370	Coro::schedule;	429	Coro::schedule;
371	}	430	}
372	}	431	}
373	};	432	};
374		433
375	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
376	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
377		438
378	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
380		441
…		…
394		455
395	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
396		457
397	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
398		459
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	463	acceptable.
403		464
404	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		471
411	sub sync_job(&) {	472	sub sync_job(&) {
412	my ($job) = @_;	473	my ($job) = @_;
413		474
414	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	476	my $time = EV::time;
416		477
417	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
419		480
420	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	482
422	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
423		484
424	my $busy = 1;	485	my $busy = 1;
425	my @res;	486	my @res;
426		487
427	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	490	@res = eval { $job->() };
429	warn $@ if $@;	491	warn $@ if $@;
430	undef $busy;	492	undef $busy;
431	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
432		494
433	while ($busy) {	495	while ($busy) {
434	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
435	}	500	}
		501	}
436		502
437	$time = Event::time - $time;	503	my $time = EV::time - $time;
438		504
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
443		506
444	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
445	} else {	508	} else {
446	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
447		510
…		…
472	=item fork_call { }, $args	535	=item fork_call { }, $args
473		536
474	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
478		541
479	=cut	542	=cut
480		543
481	sub fork_call(&@) {	544	sub fork_call(&@) {
482	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
483		546
484	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
487		550
488	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
489	reset_signals;	552	reset_signals;
490	&$cb	553	&$cb
491	}, @args;	554	}, @args;
492		555
493	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
494	}	557	}
495		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
496	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
497		587
498	Returns a single value from the environment database.	588	Returns a single value from the environment database.
499		589
500	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
501		591
502	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
505	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
506		618
507	our $DB;	619	our $DB;
508		620
509	sub db_init {	621	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	622	cf::sync_job {
514	eval {	623	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	624	};
524	}	625	}
525		626
526	sub db_get($$) {	627	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
528		629
…		…
626		727
627	#############################################################################	728	#############################################################################
628		729
629	=head2 ATTACHABLE OBJECTS	730	=head2 ATTACHABLE OBJECTS
630		731
631	Many objects in crossfire are so-called attachable objects. That means you can	732	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
634		735
635	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	738	Deliantra).
638		739
639	=over 4	740	=over 4
640		741
641	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
642		743
…		…
686	=item cf::CLASS::attachment $name, ...	787	=item cf::CLASS::attachment $name, ...
687		788
688	Register an attachment by C<$name> through which attachable objects of the	789	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	790	given CLASS can refer to this attachment.
690		791
691	Some classes such as crossfire maps and objects can specify attachments	792	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	793	that are attached at load/instantiate time, thus the need for a name.
693		794
694	These calls expect any number of the following handler/hook descriptions:	795	These calls expect any number of the following handler/hook descriptions:
695		796
696	=over 4	797	=over 4
…		…
924	}	1025	}
925		1026
926	0	1027	0
927	}	1028	}
928		1029
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1031
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1033
933	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
934		1035
…		…
940		1041
941	=cut	1042	=cut
942		1043
943	#############################################################################	1044	#############################################################################
944	# object support	1045	# object support
945	#
946		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
947	sub _can_merge {	1080	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
949		1082
950	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1084
954	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
955	}	1087	}
956		1088
957	sub reattach {	1089	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1091	my ($obj) = @_;
960		1092
		1093	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1095
963	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
964		1097
965	@$registry = ();	1098	@$registry = ();
966		1099
…		…
981	cf::attachable->attach (	1114	cf::attachable->attach (
982	prio => -1000000,	1115	prio => -1000000,
983	on_instantiate => sub {	1116	on_instantiate => sub {
984	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
985		1118
986	$data = from_json $data;	1119	$data = decode_json $data;
987		1120
988	for (@$data) {	1121	for (@$data) {
989	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
990		1123
991	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1140	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1009		1142
1010	sync_job {	1143	sync_job {
1011	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1014		1148
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1153	aio_close $fh;
1020		1154
1021	if (@$objs) {	1155	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1161	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1163	}
1030	} else {	1164	} else {
1031	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1032	}	1166	}
1033		1167
1034	aio_rename "$filename~", $filename;	1168	aio_rename "$filename~", $filename;
		1169
		1170	$filename =~ s%/[^/]+$%%;
		1171	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1172	} else {
1036	warn "FATAL: $filename~: $!\n";	1173	warn "unable to save objects: $filename~: $!\n";
1037	}	1174	}
1038	} else {	1175	} else {
1039	aio_unlink $filename;	1176	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1041	}	1178	}
1042	}	1179	};
1043	}	1180	}
1044		1181
1045	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1047		1184
…		…
1059	or return;	1196	or return;
1060		1197
1061	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1200	or return;
		1201
1064	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1065	}	1204	}
1066		1205
		1206	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1069	return ($data, $av);	1210	($data, $av)
1070	}	1211	}
1071		1212
1072	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1073		1214
1074	=over 4	1215	=over 4
…		…
1128	my ($name, $cb) = @_;	1269	my ($name, $cb) = @_;
1129		1270
1130	$EXTICMD{$name} = $cb;	1271	$EXTICMD{$name} = $cb;
1131	}	1272	}
1132		1273
		1274	use File::Glob ();
		1275
1133	cf::player->attach (	1276	cf::player->attach (
1134	on_command => sub {	1277	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1278	my ($pl, $name, $params) = @_;
1136		1279
1137	my $cb = $COMMAND{$name}	1280	my $cb = $COMMAND{$name}
…		…
1169		1312
1170	cf::override;	1313	cf::override;
1171	},	1314	},
1172	);	1315	);
1173		1316
		1317	# "readahead" all extensions
		1318	sub cache_extensions {
		1319	my $grp = IO::AIO::aio_group;
		1320
		1321	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1322	for (grep /\.ext$/, @{$_[0]}) {
		1323	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1324	}
		1325	};
		1326
		1327	$grp
		1328	}
		1329
1174	sub load_extensions {	1330	sub load_extensions {
1175	cf::sync_job {	1331	cf::sync_job {
1176	my %todo;	1332	my %todo;
1177		1333
1178	for my $path (<$LIBDIR/*.ext>) {	1334	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1353
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1354	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1355	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1356
1201	$ext{source} =	1357	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1358	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1359	. "#line 1 \"$path\"\n{\n"
1204	. $source	1360	. $source
1205	. "\n};\n1";	1361	. "\n};\n1";
1206		1362
1207	$todo{$base} = \%ext;	1363	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1379	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1380	: "$v->{base}: extension inactive.\n";
1225		1381
1226	if (exists $v->{meta}{mandatory}) {	1382	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1383	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1384	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1385	}
1231		1386
1232	warn $msg;	1387	warn $msg;
1233	}	1388	}
1234		1389
…		…
1248		1403
1249	=back	1404	=back
1250		1405
1251	=head2 CORE EXTENSIONS	1406	=head2 CORE EXTENSIONS
1252		1407
1253	Functions and methods that extend core crossfire objects.	1408	Functions and methods that extend core deliantra objects.
1254		1409
1255	=cut	1410	=cut
1256		1411
1257	package cf::player;	1412	package cf::player;
1258		1413
1259	use Coro::AIO;	1414	use Coro::AIO;
1260		1415
1261	=head3 cf::player	1416	=head3 cf::player
1262		1417
1263	=over 4	1418	=over 4
		1419
		1420	=item cf::player::num_playing
		1421
		1422	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1423
		1424	=cut
		1425
		1426	sub num_playing {
		1427	scalar grep
		1428	$_->ob->map
		1429	&& !$_->hidden
		1430	&& !$_->ob->flag (cf::FLAG_WIZ),
		1431	cf::player::list
		1432	}
1264		1433
1265	=item cf::player::find $login	1434	=item cf::player::find $login
1266		1435
1267	Returns the given player object, loading it if necessary (might block).	1436	Returns the given player object, loading it if necessary (might block).
1268		1437
…		…
1287		1456
1288	sub exists($) {	1457	sub exists($) {
1289	my ($login) = @_;	1458	my ($login) = @_;
1290		1459
1291	$cf::PLAYER{$login}	1460	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1461	or !aio_stat path $login
1293	}	1462	}
1294		1463
1295	sub find($) {	1464	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1465	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1466	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1473	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1474	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1475	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1476	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1477
1309	my $pl = load_pl path $login	1478	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1479	or return;
		1480
		1481	my $pl = cf::player::load_pl $f
		1482	or return;
		1483
		1484	local $cf::PLAYER_LOADING{$login} = $pl;
		1485	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1486	$cf::PLAYER{$login} = $pl
1312	}	1487	}
1313	}	1488	}
1314	}	1489	}
1315		1490
…		…
1323		1498
1324	return if $pl->{deny_save};	1499	return if $pl->{deny_save};
1325		1500
1326	aio_mkdir playerdir $pl, 0770;	1501	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1502	$pl->{last_save} = $cf::RUNTIME;
		1503
		1504	cf::get_slot 0.01;
1328		1505
1329	$pl->save_pl ($path);	1506	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1507	cf::cede_to_tick;
1331	}	1508	}
1332		1509
…		…
1364	my ($pl) = @_;	1541	my ($pl) = @_;
1365		1542
1366	my $name = $pl->ob->name;	1543	my $name = $pl->ob->name;
1367		1544
1368	$pl->{deny_save} = 1;	1545	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1546	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1547
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1548	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1549	$pl->deactivate;
		1550	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1551	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1552	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1553	$pl->ns->destroy if $pl->ns;
1375		1554
1376	my $path = playerdir $pl;	1555	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1556	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1592	or return [];
1414		1593
1415	my @logins;	1594	my @logins;
1416		1595
1417	for my $login (@$dirs) {	1596	for my $login (@$dirs) {
		1597	my $path = path $login;
		1598
		1599	# a .pst is a dead give-away for a valid player
		1600	# if no pst file found, open and chekc for blocked users
		1601	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1602	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1603	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1604	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1605	}
1421		1606
1422	utf8::decode $login;	1607	utf8::decode $login;
1423	push @logins, $login;	1608	push @logins, $login;
1424	}	1609	}
1425		1610
…		…
1452	}	1637	}
1453		1638
1454	\@paths	1639	\@paths
1455	}	1640	}
1456		1641
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1642	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1643
1459	Expand crossfire pod fragments into protocol xml.	1644	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGHT])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1478	# replace G<male|female> tags
1479	|| s{G<([^>|]*)\|([^>]*)>}{
1480	$self->gender ? $2 : $1
1481	}ge
1482	# replace H<hint text>
1483	|| s{H<([^\>]*)>}
1484	{
1485	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1486	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1487	"")
1488	[$self->{hintmode}]
1489	}ge;
1490
1491	# create single paragraphs (very hackish)
1492	s/(?<=\S)\n(?=\w)/ /g;
1493
1494	# compress some whitespace
1495	s/\s+\n/\n/g; # ws line-ends
1496	s/\n\n+/\n/g; # double lines
1497	s/^\n+//; # beginning lines
1498	s/\n+$//; # ending lines
1499
1500	$_
1501	}
1502
1503	sub hintmode {
1504	$_[0]{hintmode} = $_[1] if @_ > 1;
1505	$_[0]{hintmode}
1506	}
1507		1645
1508	=item $player->ext_reply ($msgid, @msg)	1646	=item $player->ext_reply ($msgid, @msg)
1509		1647
1510	Sends an ext reply to the player.	1648	Sends an ext reply to the player.
1511		1649
…		…
1578	our $MAX_RESET = 3600;	1716	our $MAX_RESET = 3600;
1579	our $DEFAULT_RESET = 3000;	1717	our $DEFAULT_RESET = 3000;
1580		1718
1581	sub generate_random_map {	1719	sub generate_random_map {
1582	my ($self, $rmp) = @_;	1720	my ($self, $rmp) = @_;
		1721
		1722	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1723
1583	# mit "rum" bekleckern, nicht	1724	# mit "rum" bekleckern, nicht
1584	$self->_create_random_map (	1725	$self->_create_random_map (
1585	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1726	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1586	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1727	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1587	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1728	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1709		1850
1710	# the temporary/swap location	1851	# the temporary/swap location
1711	sub save_path {	1852	sub save_path {
1712	my ($self) = @_;	1853	my ($self) = @_;
1713		1854
1714	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1855	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1715	"$TMPDIR/$path.map"	1856	"$TMPDIR/$path.map"
1716	}	1857	}
1717		1858
1718	# the unique path, undef == no special unique path	1859	# the unique path, undef == no special unique path
1719	sub uniq_path {	1860	sub uniq_path {
1720	my ($self) = @_;	1861	my ($self) = @_;
1721		1862
1722	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1723	"$UNIQUEDIR/$path"	1864	"$UNIQUEDIR/$path"
1724	}	1865	}
1725		1866
1726	# and all this just because we cannot iterate over	1867	# and all this just because we cannot iterate over
1727	# all maps in C++...	1868	# all maps in C++...
…		…
1750		1891
1751	sub load_header_from($) {	1892	sub load_header_from($) {
1752	my ($self, $path) = @_;	1893	my ($self, $path) = @_;
1753		1894
1754	utf8::encode $path;	1895	utf8::encode $path;
1755	#aio_open $path, O_RDONLY, 0	1896	my $f = new_from_file cf::object::thawer $path
1756	# or return;
1757
1758	$self->_load_header ($path)
1759	or return;	1897	or return;
		1898
		1899	$self->_load_header ($f)
		1900	or return;
		1901
		1902	local $MAP_LOADING{$self->{path}} = $self;
		1903	$f->resolve_delayed_derefs;
1760		1904
1761	$self->{load_path} = $path;	1905	$self->{load_path} = $path;
1762		1906
1763	1	1907	1
1764	}	1908	}
…		…
1818	sub find {	1962	sub find {
1819	my ($path, $origin) = @_;	1963	my ($path, $origin) = @_;
1820		1964
1821	$path = normalise $path, $origin && $origin->path;	1965	$path = normalise $path, $origin && $origin->path;
1822		1966
		1967	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1823	cf::lock_wait "map_find:$path";	1968	my $guard2 = cf::lock_acquire "map_find:$path";
1824		1969
1825	$cf::MAP{$path} || do {	1970	$cf::MAP{$path} || do {
1826	my $guard = cf::lock_acquire "map_find:$path";
1827	my $map = new_from_path cf::map $path	1971	my $map = new_from_path cf::map $path
1828	or return;	1972	or return;
1829		1973
1830	$map->{last_save} = $cf::RUNTIME;	1974	$map->{last_save} = $cf::RUNTIME;
1831		1975
…		…
1833	or return;	1977	or return;
1834		1978
1835	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1979	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1836	# doing this can freeze the server in a sync job, obviously	1980	# doing this can freeze the server in a sync job, obviously
1837	#$cf::WAIT_FOR_TICK->wait;	1981	#$cf::WAIT_FOR_TICK->wait;
		1982	undef $guard2;
		1983	undef $guard1;
1838	$map->reset;	1984	$map->reset;
1839	undef $guard;
1840	return find $path;	1985	return find $path;
1841	}	1986	}
1842		1987
1843	$cf::MAP{$path} = $map	1988	$cf::MAP{$path} = $map
1844	}	1989	}
…		…
1853	local $self->{deny_reset} = 1; # loading can take a long time	1998	local $self->{deny_reset} = 1; # loading can take a long time
1854		1999
1855	my $path = $self->{path};	2000	my $path = $self->{path};
1856		2001
1857	{	2002	{
1858	my $guard1 = cf::lock_acquire "map_data:$path";	2003	my $guard = cf::lock_acquire "map_data:$path";
1859	my $guard2 = cf::lock_acquire "map_load:$path";
1860		2004
		2005	return unless $self->valid;
1861	return if $self->in_memory != cf::MAP_SWAPPED;	2006	return unless $self->in_memory == cf::MAP_SWAPPED;
1862		2007
1863	$self->in_memory (cf::MAP_LOADING);	2008	$self->in_memory (cf::MAP_LOADING);
1864		2009
1865	$self->alloc;	2010	$self->alloc;
1866		2011
1867	$self->pre_load;	2012	$self->pre_load;
1868	cf::cede_to_tick;	2013	cf::cede_to_tick;
1869		2014
		2015	my $f = new_from_file cf::object::thawer $self->{load_path};
		2016	$f->skip_block;
1870	$self->_load_objects ($self->{load_path}, 1)	2017	$self->_load_objects ($f)
1871	or return;	2018	or return;
1872		2019
1873	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2020	$self->post_load_original
1874	if delete $self->{load_original};	2021	if delete $self->{load_original};
1875		2022
1876	if (my $uniq = $self->uniq_path) {	2023	if (my $uniq = $self->uniq_path) {
1877	utf8::encode $uniq;	2024	utf8::encode $uniq;
1878	if (aio_open $uniq, O_RDONLY, 0) {	2025	unless (aio_stat $uniq) {
		2026	if (my $f = new_from_file cf::object::thawer $uniq) {
1879	$self->clear_unique_items;	2027	$self->clear_unique_items;
1880	$self->_load_objects ($uniq, 0);	2028	$self->_load_objects ($f);
		2029	$f->resolve_delayed_derefs;
		2030	}
1881	}	2031	}
1882	}	2032	}
		2033
		2034	$f->resolve_delayed_derefs;
1883		2035
1884	cf::cede_to_tick;	2036	cf::cede_to_tick;
1885	# now do the right thing for maps	2037	# now do the right thing for maps
1886	$self->link_multipart_objects;	2038	$self->link_multipart_objects;
1887	$self->difficulty ($self->estimate_difficulty)	2039	$self->difficulty ($self->estimate_difficulty)
…		…
1899	}	2051	}
1900		2052
1901	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1902	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1903		2055
1904	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1905	}	2057	}
1906		2058
1907	$self->post_load;	2059	$self->post_load;
1908	}	2060	}
1909		2061
…		…
1967	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
1968		2120
1969	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1970		2122
1971	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1972	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1973	}	2125	}
1974		2126
1975	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
1976		2128
1977	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1978	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1979	while (my ($k, $v) = each %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1980	if (my $map = find $k) {	2134	if (my $map = find $k) {
1981	$map->load if $v;	2135	$map->load if $v;
1982	}	2136	}
…		…
2008	return if $self->{deny_save};	2162	return if $self->{deny_save};
2009		2163
2010	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2011		2165
2012	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2013	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2014	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2015		2172
2016	if ($uniq) {	2173	if ($uniq) {
2017	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2018	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2019	} else {	2176	} else {
…		…
2028	$self->save;	2185	$self->save;
2029		2186
2030	my $lock = cf::lock_acquire "map_data:$self->{path}";	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2031		2188
2032	return if $self->players;	2189	return if $self->players;
2033	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2034	return if $self->{deny_save};	2191	return if $self->{deny_save};
2035		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
2036	$self->clear;	2197	$self->clear;
2037	$self->in_memory (cf::MAP_SWAPPED);
2038	}	2198	}
2039		2199
2040	sub reset_at {	2200	sub reset_at {
2041	my ($self) = @_;	2201	my ($self) = @_;
2042		2202
…		…
2074	if $uniq;	2234	if $uniq;
2075	}	2235	}
2076		2236
2077	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2078		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2241	$self->clear;
2080
2081	$_->clear_links_to ($self) for values %cf::MAP;
2082		2242
2083	$self->unlink_save;	2243	$self->unlink_save;
2084	$self->destroy;	2244	$self->destroy;
2085	}	2245	}
2086		2246
…		…
2153		2313
2154	sub unique_maps() {	2314	sub unique_maps() {
2155	[	2315	[
2156	map {	2316	map {
2157	utf8::decode $_;	2317	utf8::decode $_;
2158	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2159	? normalise $_	2321	: normalise $_
2160	: ()
2161	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2162	]	2323	]
2163	}	2324	}
2164		2325
2165	package cf;
2166
2167	=back	2326	=back
2168		2327
2169	=head3 cf::object	2328	=head3 cf::object
2170		2329
2171	=cut	2330	=cut
…		…
2174		2333
2175	=over 4	2334	=over 4
2176		2335
2177	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2178		2337
2179	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2180		2340
2181	=cut	2341	=cut
2182		2342
2183	sub inv_recursive_;	2343	sub inv_recursive_;
2184	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2187		2347
2188	sub inv_recursive {	2348	sub inv_recursive {
2189	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2190	}	2350	}
2191		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2192	package cf;	2380	package cf;
2193		2381
2194	=back	2382	=back
2195		2383
2196	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2202	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2203	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2204	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2205		2393
2206	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2207		2409
2208	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2209	# with dialog boxes.	2411	# with dialog boxes.
2210	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2211	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2223	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2224	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2225		2427
2226	} else {	2428	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2431	}
2230	}	2432	}
2231	}	2433	}
2232		2434
2233	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2258		2460
2259	=item $player_object->enter_link	2461	=item $player_object->enter_link
2260		2462
2261	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2262		2464
2263	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2264	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2265		2469
2266	Will never block.	2470	Will never block.
2267		2471
2268	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2269		2473
…		…
2327		2531
2328	$map->load;	2532	$map->load;
2329	$map->load_neighbours;	2533	$map->load_neighbours;
2330		2534
2331	return unless $self->contr->active;	2535	return unless $self->contr->active;
		2536	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2332	$self->activate_recursive;	2537	$self->activate_recursive;
2333		2538
2334	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2539	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2335	$self->enter_map ($map, $x, $y);	2540	$self->enter_map ($map, $x, $y);
2336	}	2541	}
…		…
2341	her, loading and preparing them map, calling the provided $check callback	2546	her, loading and preparing them map, calling the provided $check callback
2342	that has to return the map if sucecssful, and then unfreezes the player on	2547	that has to return the map if sucecssful, and then unfreezes the player on
2343	the new (success) or old (failed) map position. In either case, $done will	2548	the new (success) or old (failed) map position. In either case, $done will
2344	be called at the end of this process.	2549	be called at the end of this process.
2345		2550
		2551	Note that $check will be called with a potentially non-loaded map, so if
		2552	it needs a loaded map it has to call C<< ->load >>.
		2553
2346	=cut	2554	=cut
2347		2555
2348	our $GOTOGEN;	2556	our $GOTOGEN;
2349		2557
2350	sub cf::object::player::goto {	2558	sub cf::object::player::goto {
…		…
2354	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2562	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2355		2563
2356	$self->enter_link;	2564	$self->enter_link;
2357		2565
2358	(async {	2566	(async {
		2567	$Coro::current->{desc} = "player::goto $path $x $y";
		2568
		2569	# *tag paths override both path and x|y
		2570	if ($path =~ /^\*(.*)$/) {
		2571	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2572	my $ob = $obs[rand @obs];
		2573
		2574	# see if we actually can go there
		2575	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2576	$ob = $obs[rand @obs];
		2577	} else {
		2578	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2579	}
		2580	# else put us there anyways for now #d#
		2581
		2582	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2583	} else {
		2584	($path, $x, $y) = (undef, undef, undef);
		2585	}
		2586	}
		2587
2359	my $map = eval {	2588	my $map = eval {
2360	my $map = cf::map::find $path;	2589	my $map = defined $path ? cf::map::find $path : undef;
2361		2590
2362	if ($map) {	2591	if ($map) {
2363	$map = $map->customise_for ($self);	2592	$map = $map->customise_for ($self);
2364	$map = $check->($map) if $check && $map;	2593	$map = $check->($map) if $check && $map;
2365	} else {	2594	} else {
2366	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2595	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2367	}	2596	}
2368		2597
2369	$map	2598	$map
2370	};	2599	};
2371		2600
…		…
2407	}	2636	}
2408		2637
2409	sub prepare_random_map {	2638	sub prepare_random_map {
2410	my ($exit) = @_;	2639	my ($exit) = @_;
2411		2640
2412	my $guard = cf::lock_acquire "exit_prepare:$exit";
2413
2414	# all this does is basically replace the /! path by	2641	# all this does is basically replace the /! path by
2415	# a new random map path (?random/...) with a seed	2642	# a new random map path (?random/...) with a seed
2416	# that depends on the exit object	2643	# that depends on the exit object
2417		2644
2418	my $rmp = parse_random_map_params $exit->msg;	2645	my $rmp = parse_random_map_params $exit->msg;
…		…
2420	if ($exit->map) {	2647	if ($exit->map) {
2421	$rmp->{region} = $exit->region->name;	2648	$rmp->{region} = $exit->region->name;
2422	$rmp->{origin_map} = $exit->map->path;	2649	$rmp->{origin_map} = $exit->map->path;
2423	$rmp->{origin_x} = $exit->x;	2650	$rmp->{origin_x} = $exit->x;
2424	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
		2652
		2653	$exit->map->touch;
2425	}	2654	}
2426		2655
2427	$rmp->{random_seed} ||= $exit->random_seed;	2656	$rmp->{random_seed} ||= $exit->random_seed;
2428		2657
2429	my $data = cf::to_json $rmp;	2658	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2430	my $md5 = Digest::MD5::md5_hex $data;	2659	my $md5 = Digest::MD5::md5_hex $data;
2431	my $meta = "$RANDOMDIR/$md5.meta";	2660	my $meta = "$RANDOMDIR/$md5.meta";
2432		2661
2433	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2662	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2434	aio_write $fh, 0, (length $data), $data, 0;	2663	aio_write $fh, 0, (length $data), $data, 0;
2435	undef $fh;	2664	undef $fh;
2436	aio_rename "$meta~", $meta;	2665	aio_rename "$meta~", $meta;
2437		2666
		2667	my $slaying = "?random/$md5";
		2668
		2669	if ($exit->valid) {
2438	$exit->slaying ("?random/$md5");	2670	$exit->slaying ("?random/$md5");
2439	$exit->msg (undef);	2671	$exit->msg (undef);
		2672	}
2440	}	2673	}
2441	}	2674	}
2442		2675
2443	sub cf::object::player::enter_exit {	2676	sub cf::object::player::enter_exit {
2444	my ($self, $exit) = @_;	2677	my ($self, $exit) = @_;
2445		2678
2446	return unless $self->type == cf::PLAYER;	2679	return unless $self->type == cf::PLAYER;
2447		2680
2448	if ($exit->slaying eq "/!") {
2449	#TODO: this should de-fi-ni-te-ly not be a sync-job
2450	# the problem is that $exit might not survive long enough
2451	# so it needs to be done right now, right here
2452	cf::sync_job { prepare_random_map $exit };
2453	}
2454
2455	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2456	my $hp = $exit->stats->hp;
2457	my $sp = $exit->stats->sp;
2458
2459	$self->enter_link;	2681	$self->enter_link;
2460		2682
2461	# if exit is damned, update players death & WoR home-position
2462	$self->contr->savebed ($slaying, $hp, $sp)
2463	if $exit->flag (FLAG_DAMNED);
2464
2465	(async {	2683	(async {
2466	$self->deactivate_recursive; # just to be sure	2684	$Coro::current->{desc} = "enter_exit";
		2685
2467	unless (eval {	2686	unless (eval {
		2687	$self->deactivate_recursive; # just to be sure
		2688
		2689	# random map handling
		2690	{
		2691	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2692
		2693	prepare_random_map $exit
		2694	if $exit->slaying eq "/!";
		2695	}
		2696
		2697	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2698	my $x = $exit->stats->hp;
		2699	my $y = $exit->stats->sp;
		2700
2468	$self->goto ($slaying, $hp, $sp);	2701	$self->goto ($map, $x, $y);
2469		2702
		2703	# if exit is damned, update players death & WoR home-position
		2704	$self->contr->savebed ($map, $x, $y)
		2705	if $exit->flag (cf::FLAG_DAMNED);
		2706
2470	1;	2707	1
2471	}) {	2708	}) {
2472	$self->message ("Something went wrong deep within the crossfire server. "	2709	$self->message ("Something went wrong deep within the deliantra server. "
2473	. "I'll try to bring you back to the map you were before. "	2710	. "I'll try to bring you back to the map you were before. "
2474	. "Please report this to the dungeon master!",	2711	. "Please report this to the dungeon master!",
2475	cf::NDI_UNIQUE | cf::NDI_RED);	2712	cf::NDI_UNIQUE | cf::NDI_RED);
2476		2713
2477	warn "ERROR in enter_exit: $@";	2714	warn "ERROR in enter_exit: $@";
…		…
2505	the message, with C<log> being the default. If C<$color> is negative, suppress	2742	the message, with C<log> being the default. If C<$color> is negative, suppress
2506	the message unless the client supports the msg packet.	2743	the message unless the client supports the msg packet.
2507		2744
2508	=cut	2745	=cut
2509		2746
		2747	# non-persistent channels (usually the info channel)
2510	our %CHANNEL = (	2748	our %CHANNEL = (
2511	"c/identify" => {	2749	"c/identify" => {
2512	id => "identify",	2750	id => "infobox",
2513	title => "Identify",	2751	title => "Identify",
2514	reply => undef,	2752	reply => undef,
2515	tooltip => "Items recently identified",	2753	tooltip => "Items recently identified",
2516	},	2754	},
2517	"c/examine" => {	2755	"c/examine" => {
2518	id => "examine",	2756	id => "infobox",
2519	title => "Examine",	2757	title => "Examine",
2520	reply => undef,	2758	reply => undef,
2521	tooltip => "Signs and other items you examined",	2759	tooltip => "Signs and other items you examined",
2522	},	2760	},
		2761	"c/book" => {
		2762	id => "infobox",
		2763	title => "Book",
		2764	reply => undef,
		2765	tooltip => "The contents of a note or book",
		2766	},
		2767	"c/lookat" => {
		2768	id => "infobox",
		2769	title => "Look",
		2770	reply => undef,
		2771	tooltip => "What you saw there",
		2772	},
		2773	"c/who" => {
		2774	id => "infobox",
		2775	title => "Players",
		2776	reply => undef,
		2777	tooltip => "Shows players who are currently online",
		2778	},
		2779	"c/body" => {
		2780	id => "infobox",
		2781	title => "Body Parts",
		2782	reply => undef,
		2783	tooltip => "Shows which body parts you posess and are available",
		2784	},
		2785	"c/skills" => {
		2786	id => "infobox",
		2787	title => "Skills",
		2788	reply => undef,
		2789	tooltip => "Shows your experience per skill and item power",
		2790	},
		2791	"c/uptime" => {
		2792	id => "infobox",
		2793	title => "Uptime",
		2794	reply => undef,
		2795	tooltip => "How long the server has been running since last restart",
		2796	},
		2797	"c/mapinfo" => {
		2798	id => "infobox",
		2799	title => "Map Info",
		2800	reply => undef,
		2801	tooltip => "Information related to the maps",
		2802	},
		2803	"c/party" => {
		2804	id => "party",
		2805	title => "Party",
		2806	reply => "gsay ",
		2807	tooltip => "Messages and chat related to your party",
		2808	},
2523	);	2809	);
2524		2810
2525	sub cf::client::send_msg {	2811	sub cf::client::send_msg {
2526	my ($self, $channel, $msg, $color, @extra) = @_;	2812	my ($self, $channel, $msg, $color, @extra) = @_;
2527		2813
2528	$msg = $self->pl->expand_cfpod ($msg);	2814	$msg = $self->pl->expand_cfpod ($msg)
		2815	unless $color & cf::NDI_VERBATIM;
2529		2816
2530	$color &= cf::NDI_CLIENT_MASK; # just in case...	2817	$color &= cf::NDI_CLIENT_MASK; # just in case...
2531		2818
2532	# check predefined channels, for the benefit of C	2819	# check predefined channels, for the benefit of C
2533	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2820	if ($CHANNEL{$channel}) {
		2821	$channel = $CHANNEL{$channel};
2534		2822
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825
		2826	$channel = $channel->{id};
		2827
2535	if (ref $channel) {	2828	} elsif (ref $channel) {
2536	# send meta info to client, if not yet sent	2829	# send meta info to client, if not yet sent
2537	unless (exists $self->{channel}{$channel->{id}}) {	2830	unless (exists $self->{channel}{$channel->{id}}) {
2538	$self->{channel}{$channel->{id}} = $channel;	2831	$self->{channel}{$channel->{id}} = $channel;
2539	$self->ext_msg (channel_info => $channel)	2832	$self->ext_msg (channel_info => $channel)
2540	if $self->can_msg;	2833	if $self->can_msg;
…		…
2548	if ($self->can_msg) {	2841	if ($self->can_msg) {
2549	# default colour, mask it out	2842	# default colour, mask it out
2550	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2843	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2551	if $color & cf::NDI_DEF;	2844	if $color & cf::NDI_DEF;
2552		2845
2553	$self->send_packet ("msg " . $self->{json_coder}->encode (	2846	my $pkt = "msg "
		2847	. $self->{json_coder}->encode (
2554	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2848	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2849	);
		2850
		2851	# try lzf for large packets
		2852	$pkt = "lzf " . Compress::LZF::compress $pkt
		2853	if 1024 <= length $pkt and $self->{can_lzf};
		2854
		2855	# split very large packets
		2856	if (8192 < length $pkt and $self->{can_lzf}) {
		2857	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2858	$pkt = "frag";
		2859	}
		2860
		2861	$self->send_packet ($pkt);
2555	} else {	2862	} else {
2556	if ($color >= 0) {	2863	if ($color >= 0) {
2557	# replace some tags by gcfclient-compatible ones	2864	# replace some tags by gcfclient-compatible ones
2558	for ($msg) {	2865	for ($msg) {
2559	1 while	2866	1 while
…		…
2757	=pod	3064	=pod
2758		3065
2759	The following functions and methods are available within a safe environment:	3066	The following functions and methods are available within a safe environment:
2760		3067
2761	cf::object	3068	cf::object
2762	contr pay_amount pay_player map x y force_find force_add	3069	contr pay_amount pay_player map x y force_find force_add destroy
2763	insert remove name archname title slaying race decrease_ob_nr	3070	insert remove name archname title slaying race decrease split
2764		3071
2765	cf::object::player	3072	cf::object::player
2766	player	3073	player
2767		3074
2768	cf::player	3075	cf::player
…		…
2773		3080
2774	=cut	3081	=cut
2775		3082
2776	for (	3083	for (
2777	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3084	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2778	insert remove inv name archname title slaying race	3085	insert remove inv nrof name archname title slaying race
2779	decrease_ob_nr)],	3086	decrease split destroy change_exp)],
2780	["cf::object::player" => qw(player)],	3087	["cf::object::player" => qw(player)],
2781	["cf::player" => qw(peaceful)],	3088	["cf::player" => qw(peaceful)],
2782	["cf::map" => qw(trigger)],	3089	["cf::map" => qw(trigger)],
2783	) {	3090	) {
2784	no strict 'refs';	3091	no strict 'refs';
…		…
2889	{	3196	{
2890	my $faces = $facedata->{faceinfo};	3197	my $faces = $facedata->{faceinfo};
2891		3198
2892	while (my ($face, $info) = each %$faces) {	3199	while (my ($face, $info) = each %$faces) {
2893	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3200	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3201
2894	cf::face::set_visibility $idx, $info->{visibility};	3202	cf::face::set_visibility $idx, $info->{visibility};
2895	cf::face::set_magicmap $idx, $info->{magicmap};	3203	cf::face::set_magicmap $idx, $info->{magicmap};
2896	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3204	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2897	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3205	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2898		3206
2899	cf::cede_to_tick;	3207	cf::cede_to_tick;
2900	}	3208	}
2901		3209
2902	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2903	next unless $info->{smooth};	3211	next unless $info->{smooth};
		3212
2904	my $idx = cf::face::find $face	3213	my $idx = cf::face::find $face
2905	or next;	3214	or next;
		3215
2906	if (my $smooth = cf::face::find $info->{smooth}) {	3216	if (my $smooth = cf::face::find $info->{smooth}) {
2907	cf::face::set_smooth $idx, $smooth;	3217	cf::face::set_smooth $idx, $smooth;
2908	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3218	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2909	} else {	3219	} else {
2910	warn "smooth face '$info->{smooth}' not found for face '$face'";	3220	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2928	{	3238	{
2929	# TODO: for gcfclient pleasure, we should give resources	3239	# TODO: for gcfclient pleasure, we should give resources
2930	# that gcfclient doesn't grok a >10000 face index.	3240	# that gcfclient doesn't grok a >10000 face index.
2931	my $res = $facedata->{resource};	3241	my $res = $facedata->{resource};
2932		3242
2933	my $soundconf = delete $res->{"res/sound.conf"};
2934
2935	while (my ($name, $info) = each %$res) {	3243	while (my ($name, $info) = each %$res) {
		3244	if (defined $info->{type}) {
2936	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3245	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2937	my $data;	3246	my $data;
2938		3247
2939	if ($info->{type} & 1) {	3248	if ($info->{type} & 1) {
2940	# prepend meta info	3249	# prepend meta info
2941		3250
2942	my $meta = $enc->encode ({	3251	my $meta = $enc->encode ({
2943	name => $name,	3252	name => $name,
2944	%{ $info->{meta} || {} },	3253	%{ $info->{meta} || {} },
2945	});	3254	});
2946		3255
2947	$data = pack "(w/a*)*", $meta, $info->{data};	3256	$data = pack "(w/a*)*", $meta, $info->{data};
		3257	} else {
		3258	$data = $info->{data};
		3259	}
		3260
		3261	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3262	cf::face::set_type $idx, $info->{type};
2948	} else {	3263	} else {
2949	$data = $info->{data};	3264	$RESOURCE{$name} = $info;
2950	}	3265	}
2951		3266
2952	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2953	cf::face::set_type $idx, $info->{type};
2954
2955	cf::cede_to_tick;	3267	cf::cede_to_tick;
2956	}	3268	}
2957
2958	if ($soundconf) {
2959	$soundconf = $enc->decode (delete $soundconf->{data});
2960
2961	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2962	my $sound = $soundconf->{compat}[$_]
2963	or next;
2964
2965	my $face = cf::face::find "sound/$sound->[1]";
2966	cf::sound::set $sound->[0] => $face;
2967	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2968	}
2969
2970	while (my ($k, $v) = each %{$soundconf->{event}}) {
2971	my $face = cf::face::find "sound/$v";
2972	cf::sound::set $k => $face;
2973	}
2974	}
2975	}	3269	}
		3270
		3271	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2976		3272
2977	1	3273	1
2978	}	3274	}
		3275
		3276	cf::global->attach (on_resource_update => sub {
		3277	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3278	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3279
		3280	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3281	my $sound = $soundconf->{compat}[$_]
		3282	or next;
		3283
		3284	my $face = cf::face::find "sound/$sound->[1]";
		3285	cf::sound::set $sound->[0] => $face;
		3286	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3287	}
		3288
		3289	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3290	my $face = cf::face::find "sound/$v";
		3291	cf::sound::set $k => $face;
		3292	}
		3293	}
		3294	});
2979		3295
2980	register_exticmd fx_want => sub {	3296	register_exticmd fx_want => sub {
2981	my ($ns, $want) = @_;	3297	my ($ns, $want) = @_;
2982		3298
2983	while (my ($k, $v) = each %$want) {	3299	while (my ($k, $v) = each %$want) {
2984	$ns->fx_want ($k, $v);	3300	$ns->fx_want ($k, $v);
2985	}	3301	}
2986	};	3302	};
		3303
		3304	sub load_resource_file($) {
		3305	my $guard = lock_acquire "load_resource_file";
		3306
		3307	my $status = load_resource_file_ $_[0];
		3308	get_slot 0.1, 100;
		3309	cf::arch::commit_load;
		3310
		3311	$status
		3312	}
2987		3313
2988	sub reload_regions {	3314	sub reload_regions {
2989	# HACK to clear player env face cache, we need some signal framework	3315	# HACK to clear player env face cache, we need some signal framework
2990	# for this (global event?)	3316	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3317	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3005	}	3331	}
3006		3332
3007	sub reload_archetypes {	3333	sub reload_archetypes {
3008	load_resource_file "$DATADIR/archetypes"	3334	load_resource_file "$DATADIR/archetypes"
3009	or die "unable to load archetypes\n";	3335	or die "unable to load archetypes\n";
3010	#d# NEED to laod twice to resolve forward references
3011	# this really needs to be done in an extra post-pass
3012	# (which needs to be synchronous, so solve it differently)
3013	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";
3015	}	3336	}
3016		3337
3017	sub reload_treasures {	3338	sub reload_treasures {
3018	load_resource_file "$DATADIR/treasures"	3339	load_resource_file "$DATADIR/treasures"
3019	or die "unable to load treasurelists\n";	3340	or die "unable to load treasurelists\n";
3020	}	3341	}
3021		3342
3022	sub reload_resources {	3343	sub reload_resources {
3023	warn "reloading resource files...\n";	3344	warn "reloading resource files...\n";
3024		3345
		3346	reload_facedata;
		3347	reload_archetypes;
3025	reload_regions;	3348	reload_regions;
3026	reload_facedata;
3027	#reload_archetypes;#d#
3028	reload_archetypes;
3029	reload_treasures;	3349	reload_treasures;
3030		3350
3031	warn "finished reloading resource files\n";	3351	warn "finished reloading resource files\n";
3032	}
3033
3034	sub init {
3035	reload_resources;
3036	}	3352	}
3037		3353
3038	sub reload_config {	3354	sub reload_config {
3039	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3040	or return;	3356	or return;
3041		3357
3042	local $/;	3358	local $/;
3043	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3044		3360
3045	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3046		3362
3047	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3048	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3054	};	3370	};
3055	warn $@ if $@;	3371	warn $@ if $@;
3056	}	3372	}
3057	}	3373	}
3058		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3059	sub main {	3394	sub main {
		3395	cf::init_globals; # initialise logging
		3396
		3397	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3398	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3399	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3400	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3401
		3402	cf::init_experience;
		3403	cf::init_anim;
		3404	cf::init_attackmess;
		3405	cf::init_dynamic;
		3406	cf::init_block;
		3407
		3408	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3409
3060	# we must not ever block the main coroutine	3410	# we must not ever block the main coroutine
3061	local $Coro::idle = sub {	3411	local $Coro::idle = sub {
3062	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3412	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3063	(async {	3413	(async {
3064	Event::one_event;	3414	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3415	EV::loop EV::LOOP_ONESHOT;
3065	})->prio (Coro::PRIO_MAX);	3416	})->prio (Coro::PRIO_MAX);
3066	};	3417	};
3067		3418
		3419	evthread_start IO::AIO::poll_fileno;
		3420
		3421	cf::sync_job {
		3422	reload_resources;
3068	reload_config;	3423	reload_config;
3069	db_init;	3424	db_init;
		3425
		3426	cf::load_settings;
		3427	cf::load_materials;
		3428	cf::init_uuid;
		3429	cf::init_signals;
		3430	cf::init_commands;
		3431	cf::init_skills;
		3432
		3433	cf::init_beforeplay;
		3434
		3435	atomic;
		3436
3070	load_extensions;	3437	load_extensions;
3071		3438
3072	$TICK_WATCHER->start;	3439	utime time, time, $RUNTIMEFILE;
		3440
		3441	# no (long-running) fork's whatsoever before this point(!)
		3442	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3443
		3444	(pop @POST_INIT)->(0) while @POST_INIT;
		3445	};
		3446
3073	Event::loop;	3447	EV::loop;
3074	}	3448	}
3075		3449
3076	#############################################################################	3450	#############################################################################
3077	# initialisation and cleanup	3451	# initialisation and cleanup
3078		3452
3079	# install some emergency cleanup handlers	3453	# install some emergency cleanup handlers
3080	BEGIN {	3454	BEGIN {
		3455	our %SIGWATCHER = ();
3081	for my $signal (qw(INT HUP TERM)) {	3456	for my $signal (qw(INT HUP TERM)) {
3082	Event->signal (	3457	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3083	reentrant => 0,
3084	data => WF_AUTOCANCEL,
3085	signal => $signal,
3086	prio => 0,
3087	cb => sub {
3088	cf::cleanup "SIG$signal";	3458	cf::cleanup "SIG$signal";
3089	},
3090	);	3459	};
3091	}	3460	}
3092	}	3461	}
3093		3462
3094	sub write_runtime {	3463	sub write_runtime_sync {
3095	my $runtime = "$LOCALDIR/runtime";
3096
3097	# first touch the runtime file to show we are still running:	3464	# first touch the runtime file to show we are still running:
3098	# the fsync below can take a very very long time.	3465	# the fsync below can take a very very long time.
3099		3466
3100	IO::AIO::aio_utime $runtime, undef, undef;	3467	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3101		3468
3102	my $guard = cf::lock_acquire "write_runtime";	3469	my $guard = cf::lock_acquire "write_runtime";
3103		3470
3104	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3471	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3105	or return;	3472	or return;
3106		3473
3107	my $value = $cf::RUNTIME + 90 + 10;	3474	my $value = $cf::RUNTIME + 90 + 10;
3108	# 10 is the runtime save interval, for a monotonic clock	3475	# 10 is the runtime save interval, for a monotonic clock
3109	# 60 allows for the watchdog to kill the server.	3476	# 60 allows for the watchdog to kill the server.
…		…
3119	aio_utime $fh, undef, undef;	3486	aio_utime $fh, undef, undef;
3120		3487
3121	close $fh	3488	close $fh
3122	or return;	3489	or return;
3123		3490
3124	aio_rename "$runtime~", $runtime	3491	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3125	and return;	3492	and return;
3126		3493
3127	warn "runtime file written.\n";	3494	warn "runtime file written.\n";
3128		3495
3129	1	3496	1
		3497	}
		3498
		3499	our $uuid_lock;
		3500	our $uuid_skip;
		3501
		3502	sub write_uuid_sync($) {
		3503	$uuid_skip ||= $_[0];
		3504
		3505	return if $uuid_lock;
		3506	local $uuid_lock = 1;
		3507
		3508	my $uuid = "$LOCALDIR/uuid";
		3509
		3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3511	or return;
		3512
		3513	my $value = uuid_seq uuid_cur;
		3514
		3515	unless ($value) {
		3516	warn "cowardly refusing to write zero uuid value!\n";
		3517	return;
		3518	}
		3519
		3520	my $value = uuid_str $value + $uuid_skip;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
3130	}	3547	}
3131		3548
3132	sub emergency_save() {	3549	sub emergency_save() {
3133	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3134		3551
3135	warn "enter emergency perl save\n";	3552	warn "emergency_perl_save: enter\n";
3136		3553
3137	cf::sync_job {	3554	cf::sync_job {
		3555	# this is a trade-off: we want to be very quick here, so
		3556	# save all maps without fsync, and later call a global sync
		3557	# (which in turn might be very very slow)
		3558	local $USE_FSYNC = 0;
		3559
3138	# use a peculiar iteration method to avoid tripping on perl	3560	# use a peculiar iteration method to avoid tripping on perl
3139	# refcount bugs in for. also avoids problems with players	3561	# refcount bugs in for. also avoids problems with players
3140	# and maps saved/destroyed asynchronously.	3562	# and maps saved/destroyed asynchronously.
3141	warn "begin emergency player save\n";	3563	warn "emergency_perl_save: begin player save\n";
3142	for my $login (keys %cf::PLAYER) {	3564	for my $login (keys %cf::PLAYER) {
3143	my $pl = $cf::PLAYER{$login} or next;	3565	my $pl = $cf::PLAYER{$login} or next;
3144	$pl->valid or next;	3566	$pl->valid or next;
		3567	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3145	$pl->save;	3568	$pl->save;
3146	}	3569	}
3147	warn "end emergency player save\n";	3570	warn "emergency_perl_save: end player save\n";
3148		3571
3149	warn "begin emergency map save\n";	3572	warn "emergency_perl_save: begin map save\n";
3150	for my $path (keys %cf::MAP) {	3573	for my $path (keys %cf::MAP) {
3151	my $map = $cf::MAP{$path} or next;	3574	my $map = $cf::MAP{$path} or next;
3152	$map->valid or next;	3575	$map->valid or next;
3153	$map->save;	3576	$map->save;
3154	}	3577	}
3155	warn "end emergency map save\n";	3578	warn "emergency_perl_save: end map save\n";
3156		3579
3157	warn "begin emergency database checkpoint\n";	3580	warn "emergency_perl_save: begin database checkpoint\n";
3158	BDB::db_env_txn_checkpoint $DB_ENV;	3581	BDB::db_env_txn_checkpoint $DB_ENV;
3159	warn "end emergency database checkpoint\n";	3582	warn "emergency_perl_save: end database checkpoint\n";
		3583
		3584	warn "emergency_perl_save: begin write uuid\n";
		3585	write_uuid_sync 1;
		3586	warn "emergency_perl_save: end write uuid\n";
3160	};	3587	};
3161		3588
		3589	warn "emergency_perl_save: starting sync()\n";
		3590	IO::AIO::aio_sync sub {
		3591	warn "emergency_perl_save: finished sync()\n";
		3592	};
		3593
3162	warn "leave emergency perl save\n";	3594	warn "emergency_perl_save: leave\n";
3163	}	3595	}
3164		3596
3165	sub post_cleanup {	3597	sub post_cleanup {
3166	my ($make_core) = @_;	3598	my ($make_core) = @_;
3167		3599
3168	warn Carp::longmess "post_cleanup backtrace"	3600	warn Carp::longmess "post_cleanup backtrace"
3169	if $make_core;	3601	if $make_core;
		3602
		3603	my $fh = pidfile;
		3604	unlink $PIDFILE if <$fh> == $$;
		3605	}
		3606
		3607	# a safer delete_package, copied from Symbol
		3608	sub clear_package($) {
		3609	my $pkg = shift;
		3610
		3611	# expand to full symbol table name if needed
		3612	unless ($pkg =~ /^main::.*::$/) {
		3613	$pkg = "main$pkg" if $pkg =~ /^::/;
		3614	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3615	$pkg .= '::' unless $pkg =~ /::$/;
		3616	}
		3617
		3618	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3619	my $stem_symtab = *{$stem}{HASH};
		3620
		3621	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3622	or return;
		3623
		3624	# clear all symbols
		3625	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3626	for my $name (keys %$leaf_symtab) {
		3627	_gv_clear *{"$pkg$name"};
		3628	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3629	}
		3630	warn "cleared package $pkg\n";#d#
3170	}	3631	}
3171		3632
3172	sub do_reload_perl() {	3633	sub do_reload_perl() {
3173	# can/must only be called in main	3634	# can/must only be called in main
3174	if ($Coro::current != $Coro::main) {	3635	if ($Coro::current != $Coro::main) {
3175	warn "can only reload from main coroutine";	3636	warn "can only reload from main coroutine";
3176	return;	3637	return;
3177	}	3638	}
3178		3639
		3640	return if $RELOAD++;
		3641
		3642	my $t1 = EV::time;
		3643
		3644	while ($RELOAD) {
3179	warn "reloading...";	3645	warn "reloading...";
3180		3646
3181	warn "entering sync_job";	3647	warn "entering sync_job";
3182		3648
3183	cf::sync_job {	3649	cf::sync_job {
3184	cf::write_runtime; # external watchdog should not bark	3650	cf::write_runtime_sync; # external watchdog should not bark
3185	cf::emergency_save;	3651	cf::emergency_save;
3186	cf::write_runtime; # external watchdog should not bark	3652	cf::write_runtime_sync; # external watchdog should not bark
3187		3653
3188	warn "syncing database to disk";	3654	warn "syncing database to disk";
3189	BDB::db_env_txn_checkpoint $DB_ENV;	3655	BDB::db_env_txn_checkpoint $DB_ENV;
3190		3656
3191	# if anything goes wrong in here, we should simply crash as we already saved	3657	# if anything goes wrong in here, we should simply crash as we already saved
3192		3658
3193	warn "cancelling all WF_AUTOCANCEL watchers";
3194	for (Event::all_watchers) {
3195	$_->cancel if $_->data & WF_AUTOCANCEL;
3196	}
3197
3198	warn "flushing outstanding aio requests";	3659	warn "flushing outstanding aio requests";
3199	for (;;) {
3200	BDB::flush;
3201	IO::AIO::flush;
3202	Coro::cede;
3203	last unless IO::AIO::nreqs || BDB::nreqs;	3660	while (IO::AIO::nreqs || BDB::nreqs) {
3204	warn "iterate...";	3661	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3205	}
3206
3207	++$RELOAD;
3208
3209	warn "cancelling all extension coros";
3210	$_->cancel for values %EXT_CORO;
3211	%EXT_CORO = ();
3212
3213	warn "removing commands";
3214	%COMMAND = ();
3215
3216	warn "removing ext/exti commands";
3217	%EXTCMD = ();
3218	%EXTICMD = ();
3219
3220	warn "unloading/nuking all extensions";
3221	for my $pkg (@EXTS) {
3222	warn "... unloading $pkg";
3223
3224	if (my $cb = $pkg->can ("unload")) {
3225	eval {
3226	$cb->($pkg);
3227	1
3228	} or warn "$pkg unloaded, but with errors: $@";
3229	}	3662	}
3230		3663
3231	warn "... nuking $pkg";	3664	warn "cancelling all extension coros";
3232	Symbol::delete_package $pkg;	3665	$_->cancel for values %EXT_CORO;
3233	}	3666	%EXT_CORO = ();
3234		3667
3235	warn "unloading all perl modules loaded from $LIBDIR";	3668	warn "removing commands";
3236	while (my ($k, $v) = each %INC) {	3669	%COMMAND = ();
3237	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3238		3670
		3671	warn "removing ext/exti commands";
		3672	%EXTCMD = ();
		3673	%EXTICMD = ();
		3674
		3675	warn "unloading/nuking all extensions";
		3676	for my $pkg (@EXTS) {
3239	warn "... unloading $k";	3677	warn "... unloading $pkg";
3240	delete $INC{$k};
3241		3678
3242	$k =~ s/\.pm$//;
3243	$k =~ s/\//::/g;
3244
3245	if (my $cb = $k->can ("unload_module")) {	3679	if (my $cb = $pkg->can ("unload")) {
		3680	eval {
3246	$cb->();	3681	$cb->($pkg);
		3682	1
		3683	} or warn "$pkg unloaded, but with errors: $@";
		3684	}
		3685
		3686	warn "... clearing $pkg";
		3687	clear_package $pkg;
3247	}	3688	}
3248		3689
3249	Symbol::delete_package $k;	3690	warn "unloading all perl modules loaded from $LIBDIR";
		3691	while (my ($k, $v) = each %INC) {
		3692	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3693
		3694	warn "... unloading $k";
		3695	delete $INC{$k};
		3696
		3697	$k =~ s/\.pm$//;
		3698	$k =~ s/\//::/g;
		3699
		3700	if (my $cb = $k->can ("unload_module")) {
		3701	$cb->();
		3702	}
		3703
		3704	clear_package $k;
3250	}	3705	}
3251		3706
3252	warn "getting rid of safe::, as good as possible";	3707	warn "getting rid of safe::, as good as possible";
3253	Symbol::delete_package "safe::$_"	3708	clear_package "safe::$_"
3254	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3709	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3255		3710
3256	warn "unloading cf.pm \"a bit\"";	3711	warn "unloading cf.pm \"a bit\"";
3257	delete $INC{"cf.pm"};	3712	delete $INC{"cf.pm"};
3258	delete $INC{"cf/pod.pm"};	3713	delete $INC{"cf/pod.pm"};
3259		3714
3260	# don't, removes xs symbols, too,	3715	# don't, removes xs symbols, too,
3261	# and global variables created in xs	3716	# and global variables created in xs
3262	#Symbol::delete_package __PACKAGE__;	3717	#clear_package __PACKAGE__;
3263		3718
3264	warn "unload completed, starting to reload now";	3719	warn "unload completed, starting to reload now";
3265		3720
3266	warn "reloading cf.pm";	3721	warn "reloading cf.pm";
3267	require cf;	3722	require cf;
3268	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3723	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3269		3724
3270	warn "loading config and database again";	3725	warn "loading config and database again";
3271	cf::reload_config;	3726	cf::reload_config;
3272		3727
3273	warn "loading extensions";	3728	warn "loading extensions";
3274	cf::load_extensions;	3729	cf::load_extensions;
3275		3730
		3731	if ($REATTACH_ON_RELOAD) {
3276	warn "reattaching attachments to objects/players";	3732	warn "reattaching attachments to objects/players";
3277	_global_reattach; # objects, sockets	3733	_global_reattach; # objects, sockets
3278	warn "reattaching attachments to maps";	3734	warn "reattaching attachments to maps";
3279	reattach $_ for values %MAP;	3735	reattach $_ for values %MAP;
3280	warn "reattaching attachments to players";	3736	warn "reattaching attachments to players";
3281	reattach $_ for values %PLAYER;	3737	reattach $_ for values %PLAYER;
		3738	}
3282		3739
		3740	warn "running post_init jobs";
		3741	(pop @POST_INIT)->(1) while @POST_INIT;
		3742
3283	warn "leaving sync_job";	3743	warn "leaving sync_job";
3284		3744
3285	1	3745	1
3286	} or do {	3746	} or do {
3287	warn $@;	3747	warn $@;
3288	warn "error while reloading, exiting.";	3748	cf::cleanup "error while reloading, exiting.";
3289	exit 1;
3290	};	3749	};
3291		3750
3292	warn "reloaded";	3751	warn "reloaded";
		3752	--$RELOAD;
		3753	}
		3754
		3755	$t1 = EV::time - $t1;
		3756	warn "reload completed in ${t1}s\n";
3293	};	3757	};
3294		3758
3295	our $RELOAD_WATCHER; # used only during reload	3759	our $RELOAD_WATCHER; # used only during reload
3296		3760
3297	sub reload_perl() {	3761	sub reload_perl() {
3298	# doing reload synchronously and two reloads happen back-to-back,	3762	# doing reload synchronously and two reloads happen back-to-back,
3299	# coro crashes during coro_state_free->destroy here.	3763	# coro crashes during coro_state_free->destroy here.
3300		3764
3301	$RELOAD_WATCHER ||= Event->timer (	3765	$RELOAD_WATCHER ||= cf::async {
3302	reentrant => 0,	3766	Coro::AIO::aio_wait cache_extensions;
3303	after => 0,	3767
3304	data => WF_AUTOCANCEL,	3768	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3305	cb => sub {
3306	do_reload_perl;	3769	do_reload_perl;
3307	undef $RELOAD_WATCHER;	3770	undef $RELOAD_WATCHER;
3308	},	3771	};
3309	);	3772	};
3310	}	3773	}
3311		3774
3312	register_command "reload" => sub {	3775	register_command "reload" => sub {
3313	my ($who, $arg) = @_;	3776	my ($who, $arg) = @_;
3314		3777
3315	if ($who->flag (FLAG_WIZ)) {	3778	if ($who->flag (FLAG_WIZ)) {
3316	$who->message ("reloading server.");	3779	$who->message ("reloading server.");
		3780	async {
		3781	$Coro::current->{desc} = "perl_reload";
3317	async { reload_perl };	3782	reload_perl;
		3783	};
3318	}	3784	}
3319	};	3785	};
3320		3786
3321	unshift @INC, $LIBDIR;	3787	unshift @INC, $LIBDIR;
3322		3788
…		…
3324		3790
3325	our @WAIT_FOR_TICK;	3791	our @WAIT_FOR_TICK;
3326	our @WAIT_FOR_TICK_BEGIN;	3792	our @WAIT_FOR_TICK_BEGIN;
3327		3793
3328	sub wait_for_tick {	3794	sub wait_for_tick {
3329	return unless $TICK_WATCHER->is_active;
3330	return if $Coro::current == $Coro::main;	3795	return if tick_inhibit || $Coro::current == $Coro::main;
3331		3796
3332	my $signal = new Coro::Signal;	3797	my $signal = new Coro::Signal;
3333	push @WAIT_FOR_TICK, $signal;	3798	push @WAIT_FOR_TICK, $signal;
3334	$signal->wait;	3799	$signal->wait;
3335	}	3800	}
3336		3801
3337	sub wait_for_tick_begin {	3802	sub wait_for_tick_begin {
3338	return unless $TICK_WATCHER->is_active;
3339	return if $Coro::current == $Coro::main;	3803	return if tick_inhibit || $Coro::current == $Coro::main;
3340		3804
3341	my $signal = new Coro::Signal;	3805	my $signal = new Coro::Signal;
3342	push @WAIT_FOR_TICK_BEGIN, $signal;	3806	push @WAIT_FOR_TICK_BEGIN, $signal;
3343	$signal->wait;	3807	$signal->wait;
3344	}	3808	}
3345		3809
3346	my $min = 1e6;#d#	3810	sub tick {
3347	my $avg = 10;
3348	$TICK_WATCHER = Event->timer (
3349	reentrant => 0,
3350	parked => 1,
3351	prio => 0,
3352	at => $NEXT_TICK || $TICK,
3353	data => WF_AUTOCANCEL,
3354	cb => sub {
3355	if ($Coro::current != $Coro::main) {	3811	if ($Coro::current != $Coro::main) {
3356	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3812	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3357	unless ++$bug_warning > 10;	3813	unless ++$bug_warning > 10;
3358	return;	3814	return;
3359	}	3815	}
3360		3816
3361	$NOW = $tick_start = Event::time;
3362
3363	cf::server_tick; # one server iteration	3817	cf::server_tick; # one server iteration
3364		3818
3365	0 && sync_job {#d#	3819	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3366	for(1..10) {	3820	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3367	my $t = Event::time;	3821	Coro::async_pool {
3368	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3822	$Coro::current->{desc} = "runtime saver";
3369	or die;	3823	write_runtime_sync
3370		3824	or warn "ERROR: unable to write runtime file: $!";
3371	$map->width (50);
3372	$map->height (50);
3373	$map->alloc;
3374	$map->_load_objects ("/tmp/x.map", 1);
3375	my $t = Event::time - $t;
3376
3377	#next unless $t < 0.0013;#d#
3378	if ($t < $min) {
3379	$min = $t;
3380	}
3381	$avg = $avg * 0.99 + $t * 0.01;
3382	}
3383	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3384	exit 0;
3385	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3386	};	3825	};
		3826	}
3387		3827
3388	$RUNTIME += $TICK;
3389	$NEXT_TICK += $TICK;
3390
3391	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3392	$NEXT_RUNTIME_WRITE = $NOW + 10;
3393	Coro::async_pool {
3394	write_runtime
3395	or warn "ERROR: unable to write runtime file: $!";
3396	};
3397	}
3398
3399	# my $AFTER = Event::time;
3400	# warn $AFTER - $NOW;#d#
3401
3402	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3828	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3403	$sig->send;	3829	$sig->send;
3404	}	3830	}
3405	while (my $sig = shift @WAIT_FOR_TICK) {	3831	while (my $sig = shift @WAIT_FOR_TICK) {
3406	$sig->send;	3832	$sig->send;
3407	}	3833	}
3408		3834
3409	$NOW = Event::time;	3835	$LOAD = ($NOW - $TICK_START) / $TICK;
3410
3411	# if we are delayed by four ticks or more, skip them all
3412	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3413
3414	$TICK_WATCHER->at ($NEXT_TICK);
3415	$TICK_WATCHER->start;
3416
3417	$LOAD = ($NOW - $tick_start) / $TICK;
3418	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3836	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3419		3837
3420	_post_tick;	3838	if (0) {
3421		3839	if ($NEXT_TICK) {
3422		3840	my $jitter = $TICK_START - $NEXT_TICK;
		3841	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3842	warn "jitter $JITTER\n";#d#
		3843	}
3423	},	3844	}
3424	);	3845	}
3425		3846
3426	{	3847	{
3427	BDB::max_poll_time $TICK * 0.1;	3848	# configure BDB
3428	$BDB_POLL_WATCHER = Event->io (	3849
3429	reentrant => 0,
3430	fd => BDB::poll_fileno,
3431	poll => 'r',
3432	prio => 0,
3433	data => WF_AUTOCANCEL,
3434	cb => \&BDB::poll_cb,
3435	);
3436	BDB::min_parallel 8;	3850	BDB::min_parallel 8;
3437		3851	BDB::max_poll_reqs $TICK * 0.1;
3438	BDB::set_sync_prepare {	3852	$AnyEvent::BDB::WATCHER->priority (1);
3439	my $status;
3440	my $current = $Coro::current;
3441	(
3442	sub {
3443	$status = $!;
3444	$current->ready; undef $current;
3445	},
3446	sub {
3447	Coro::schedule while defined $current;
3448	$! = $status;
3449	},
3450	)
3451	};
3452		3853
3453	unless ($DB_ENV) {	3854	unless ($DB_ENV) {
3454	$DB_ENV = BDB::db_env_create;	3855	$DB_ENV = BDB::db_env_create;
		3856	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3857	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3858	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3859	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3860	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3455		3861
3456	cf::sync_job {	3862	cf::sync_job {
3457	eval {	3863	eval {
3458	BDB::db_env_open	3864	BDB::db_env_open
3459	$DB_ENV,	3865	$DB_ENV,
…		…
3461	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3867	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3462	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3868	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3463	0666;	3869	0666;
3464		3870
3465	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3871	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3466
3467	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3468	$DB_ENV->set_lk_detect;
3469	};	3872	};
3470		3873
3471	cf::cleanup "db_env_open(db): $@" if $@;	3874	cf::cleanup "db_env_open(db): $@" if $@;
3472	};	3875	};
3473	}	3876	}
		3877
		3878	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3879	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3880	};
		3881	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3882	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3883	};
		3884	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3885	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3886	};
3474	}	3887	}
3475		3888
3476	{	3889	{
		3890	# configure IO::AIO
		3891
3477	IO::AIO::min_parallel 8;	3892	IO::AIO::min_parallel 8;
3478
3479	undef $Coro::AIO::WATCHER;
3480	IO::AIO::max_poll_time $TICK * 0.1;	3893	IO::AIO::max_poll_time $TICK * 0.1;
3481	$AIO_POLL_WATCHER = Event->io (	3894	undef $AnyEvent::AIO::WATCHER;
3482	reentrant => 0,
3483	data => WF_AUTOCANCEL,
3484	fd => IO::AIO::poll_fileno,
3485	poll => 'r',
3486	prio => 6,
3487	cb => \&IO::AIO::poll_cb,
3488	);
3489	}	3895	}
3490		3896
3491	my $_log_backtrace;	3897	my $_log_backtrace;
3492		3898
3493	sub _log_backtrace {	3899	sub _log_backtrace {
…		…
3496	$msg =~ s/\n//;	3902	$msg =~ s/\n//;
3497		3903
3498	# limit the # of concurrent backtraces	3904	# limit the # of concurrent backtraces
3499	if ($_log_backtrace < 2) {	3905	if ($_log_backtrace < 2) {
3500	++$_log_backtrace;	3906	++$_log_backtrace;
		3907	my $perl_bt = Carp::longmess $msg;
3501	async {	3908	async {
		3909	$Coro::current->{desc} = "abt $msg";
		3910
3502	my @bt = fork_call {	3911	my @bt = fork_call {
3503	@addr = map { sprintf "%x", $_ } @addr;	3912	@addr = map { sprintf "%x", $_ } @addr;
3504	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3913	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3505	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3914	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3506	or die "addr2line: $!";	3915	or die "addr2line: $!";
…		…
3514	}	3923	}
3515		3924
3516	@funcs	3925	@funcs
3517	};	3926	};
3518		3927
3519	LOG llevInfo, "[ABT] $msg\n";	3928	LOG llevInfo, "[ABT] $perl_bt\n";
		3929	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3520	LOG llevInfo, "[ABT] $_\n" for @bt;	3930	LOG llevInfo, "[ABT] $_\n" for @bt;
3521	--$_log_backtrace;	3931	--$_log_backtrace;
3522	};	3932	};
3523	} else {	3933	} else {
3524	LOG llevInfo, "[ABT] $msg\n";	3934	LOG llevInfo, "[ABT] $msg\n";

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