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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.444 by root, Mon Sep 8 11:27:25 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
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	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		69
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	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	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	107	our $DB_ENV;
86		108
87	our %CFG;	109	our %CFG;
88		110
89	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
91		114
92	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
95		118
96	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		121
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
102		126
103	binmode STDOUT;	127	binmode STDOUT;
104	binmode STDERR;	128	binmode STDERR;
105		129
106	# read virtual server time, if available	130	# read virtual server time, if available
…		…
159		183
160	The raw value load value from the last tick.	184	The raw value load value from the last tick.
161		185
162	=item %cf::CFG	186	=item %cf::CFG
163		187
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	189	from wherever your confdir points to.
166		190
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		192
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	211	$msg .= "\n"
188	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
189		213
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		215
192	utf8::encode $msg;
193	LOG llevError, $msg;	216	LOG llevError, $msg;
194	};	217	};
195	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
196		234
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	245	for my $pkg (qw(
208	cf::global cf::attachable	246	cf::global cf::attachable
209	cf::object cf::object::player	247	cf::object cf::object::player
210	cf::client cf::player	248	cf::client cf::player
211	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
212	cf::map cf::party cf::region	251	cf::party cf::region
213	)) {	252	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	254	}
217		255
218	$Event::DIED = sub {	256	$EV::DIED = sub {
219	warn "error in event callback: @_";	257	warn "error in event callback: @_";
220	};	258	};
221		259
222	#############################################################################	260	#############################################################################
223		261
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	285	$d
248	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
249	}	287	}
250		288
251	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
252		290
253	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
254		292
255	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
256		294
257	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
258		296
259	=cut	297	=cut
260		298
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		300
263	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
265		303
266	=item cf::lock_wait $string	304	=item cf::lock_wait $string
267		305
268	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
269		307
…		…
272	Wait until the given lock is available and then acquires it and returns	310	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,	311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
275	returned.	313	returned.
276		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
277	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
279		320
280	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
281		322
282	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
283		324
284	=cut	325	=cut
285		326
286	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
287		329
288	sub lock_wait($) {	330	sub lock_wait($) {
289	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
290		337
291	# wait for lock, if any	338	# wait for lock, if any
292	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	341	Coro::schedule;
…		…
300		347
301	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
302	lock_wait $key;	349	lock_wait $key;
303		350
304	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
305		353
306	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
309	}	358	}
310	}	359	}
311		360
…		…
314		363
315	! ! $LOCK{$key}	364	! ! $LOCK{$key}
316	}	365	}
317		366
318	sub freeze_mainloop {	367	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
320		369
321	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	371	}
323	};	372
324	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
325	$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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
326	}	386	}
327		387
328	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
329		389
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
343		403
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
346	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
347		409
348	while () {	410	while () {
349	next_job:	411	next_job:
350	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
358	}	420	}
359	}	421	}
360	}	422	}
361		423
362	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	427	$signal->wait;
366	} else {	428	} else {
367	Coro::schedule;	429	Coro::schedule;
368	}	430	}
369	}	431	}
370	};	432	};
371		433
372	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
373	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
374		438
375	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
377		441
…		…
391		455
392	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
393		457
394	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
395		459
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	463	acceptable.
400		464
401	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
402	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
…		…
407		471
408	sub sync_job(&) {	472	sub sync_job(&) {
409	my ($job) = @_;	473	my ($job) = @_;
410		474
411	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	476	my $time = EV::time;
413		477
414	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
416		480
417	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	482
419	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
420		484
421	my $busy = 1;	485	my $busy = 1;
422	my @res;	486	my @res;
423		487
424	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	490	@res = eval { $job->() };
426	warn $@ if $@;	491	warn $@ if $@;
427	undef $busy;	492	undef $busy;
428	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
429		494
430	while ($busy) {	495	while ($busy) {
431	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
432	}	500	}
		501	}
433		502
434	$time = Event::time - $time;	503	my $time = EV::time - $time;
435		504
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
440		506
441	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
442	} else {	508	} else {
443	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
444		510
…		…
469	=item fork_call { }, $args	535	=item fork_call { }, $args
470		536
471	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
472	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
475		541
476	=cut	542	=cut
477		543
478	sub fork_call(&@) {	544	sub fork_call(&@) {
479	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
480		546
481	# 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,
482	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
484		550
485	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
486	reset_signals;	552	reset_signals;
487	&$cb	553	&$cb
488	}, @args;	554	}, @args;
489		555
490	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
491	}	557	}
492		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
493	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
494		587
495	Returns a single value from the environment database.	588	Returns a single value from the environment database.
496		589
497	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
498		591
499	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
500	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).
501		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
502	=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	}
503		618
504	our $DB;	619	our $DB;
505		620
506	sub db_init {	621	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	622	cf::sync_job {
511	eval {	623	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	624	};
521	}	625	}
522		626
523	sub db_get($$) {	627	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
525		629
…		…
575	if (1) {	679	if (1) {
576	$md5 =	680	$md5 =
577	join "\x00",	681	join "\x00",
578	$processversion,	682	$processversion,
579	map {	683	map {
580	Coro::cede;	684	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	686	} 0.. $#$src;
583		687
584		688
585	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	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")
630	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
631		735
632	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>
633	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
634	Crossfire TRT).	738	Deliantra).
635		739
636	=over 4	740	=over 4
637		741
638	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
639		743
…		…
921	}	1025	}
922		1026
923	0	1027	0
924	}	1028	}
925		1029
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1031
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1033
930	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
931		1035
…		…
937		1041
938	=cut	1042	=cut
939		1043
940	#############################################################################	1044	#############################################################################
941	# object support	1045	# object support
942	#
943		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#
944	sub _can_merge {	1080	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
946		1082
947	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1084
951	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
952	}	1087	}
953		1088
954	sub reattach {	1089	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1091	my ($obj) = @_;
957		1092
		1093	# no longer needed after getting rid of delete_package?
958	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
959		1095
960	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
961		1097
962	@$registry = ();	1098	@$registry = ();
963		1099
…		…
978	cf::attachable->attach (	1114	cf::attachable->attach (
979	prio => -1000000,	1115	prio => -1000000,
980	on_instantiate => sub {	1116	on_instantiate => sub {
981	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
982		1118
983	$data = from_json $data;	1119	$data = decode_json $data;
984		1120
985	for (@$data) {	1121	for (@$data) {
986	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
987		1123
988	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1140	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1006		1142
1007	sync_job {	1143	sync_job {
1008	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1011		1148
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1153	aio_close $fh;
1017		1154
1018	if (@$objs) {	1155	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1161	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1163	}
1027	} else {	1164	} else {
1028	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1029	}	1166	}
…		…
1034	}	1171	}
1035	} else {	1172	} else {
1036	aio_unlink $filename;	1173	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
1038	}	1175	}
1039	}	1176	};
1040	}	1177	}
1041		1178
1042	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
1044		1181
…		…
1056	or return;	1193	or return;
1057		1194
1058	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1197	or return;
		1198
1061	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1062	}	1201	}
1063		1202
		1203	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1066	return ($data, $av);	1207	($data, $av)
1067	}	1208	}
1068		1209
1069	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1070		1211
1071	=over 4	1212	=over 4
…		…
1149	my ($type, $reply, @payload) =	1290	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1291	"ARRAY" eq ref $msg
1151	? @$msg	1292	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1294
		1295	my @reply;
		1296
1154	if (my $cb = $EXTCMD{$type}) {	1297	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1298	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1160	} else {	1304	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1306	}
1163		1307
1164	cf::override;	1308	cf::override;
…		…
1191		1335
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1338
1195	$ext{source} =	1339	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1198	. $source	1342	. $source
1199	. "\n};\n1";	1343	. "\n};\n1";
1200		1344
1201	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1219		1363
1220	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1365	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1367	}
1225		1368
1226	warn $msg;	1369	warn $msg;
1227	}	1370	}
1228		1371
…		…
1253	use Coro::AIO;	1396	use Coro::AIO;
1254		1397
1255	=head3 cf::player	1398	=head3 cf::player
1256		1399
1257	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1258		1415
1259	=item cf::player::find $login	1416	=item cf::player::find $login
1260		1417
1261	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1262		1419
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1459
1303	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1306	}	1469	}
1307	}	1470	}
1308	}	1471	}
1309		1472
…		…
1318	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1319		1482
1320	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1322		1485
		1486	cf::get_slot 0.01;
		1487
1323	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1324	Coro::cede;	1489	cf::cede_to_tick;
1325	}	1490	}
1326		1491
1327	sub new($) {	1492	sub new($) {
1328	my ($login) = @_;	1493	my ($login) = @_;
1329		1494
…		…
1358	my ($pl) = @_;	1523	my ($pl) = @_;
1359		1524
1360	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1361		1526
1362	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1529
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1369		1536
1370	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1574	or return [];
1408		1575
1409	my @logins;	1576	my @logins;
1410		1577
1411	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1415		1588
1416	utf8::decode $login;	1589	utf8::decode $login;
1417	push @logins, $login;	1590	push @logins, $login;
1418	}	1591	}
1419		1592
…		…
1450		1623
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1452		1625
1453	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1454		1627
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500
1501	=item $player->ext_reply ($msgid, @msg)	1628	=item $player->ext_reply ($msgid, @msg)
1502		1629
1503	Sends an ext reply to the player.	1630	Sends an ext reply to the player.
1504		1631
1505	=cut	1632	=cut
1506		1633
1507	sub ext_reply($$@) {	1634	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1635	my ($self, $id, @msg) = @_;
1509		1636
1510	if ($self->ns->extcmd == 2) {	1637	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1638	}
1518		1639
1519	=item $player->ext_msg ($type, @msg)	1640	=item $player->ext_msg ($type, @msg)
1520		1641
1521	Sends an ext event to the client.	1642	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1698	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1699	our $DEFAULT_RESET = 3000;
1579		1700
1580	sub generate_random_map {	1701	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1702	my ($self, $rmp) = @_;
		1703
		1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1705
1582	# mit "rum" bekleckern, nicht	1706	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1707	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1832
1709	# the temporary/swap location	1833	# the temporary/swap location
1710	sub save_path {	1834	sub save_path {
1711	my ($self) = @_;	1835	my ($self) = @_;
1712		1836
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1837	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1838	"$TMPDIR/$path.map"
1715	}	1839	}
1716		1840
1717	# the unique path, undef == no special unique path	1841	# the unique path, undef == no special unique path
1718	sub uniq_path {	1842	sub uniq_path {
1719	my ($self) = @_;	1843	my ($self) = @_;
1720		1844
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1846	"$UNIQUEDIR/$path"
1723	}	1847	}
1724		1848
1725	# and all this just because we cannot iterate over	1849	# and all this just because we cannot iterate over
1726	# all maps in C++...	1850	# all maps in C++...
…		…
1749		1873
1750	sub load_header_from($) {	1874	sub load_header_from($) {
1751	my ($self, $path) = @_;	1875	my ($self, $path) = @_;
1752		1876
1753	utf8::encode $path;	1877	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1878	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1879	or return;
		1880
		1881	$self->_load_header ($f)
		1882	or return;
		1883
		1884	local $MAP_LOADING{$self->{path}} = $self;
		1885	$f->resolve_delayed_derefs;
1759		1886
1760	$self->{load_path} = $path;	1887	$self->{load_path} = $path;
1761		1888
1762	1	1889	1
1763	}	1890	}
…		…
1817	sub find {	1944	sub find {
1818	my ($path, $origin) = @_;	1945	my ($path, $origin) = @_;
1819		1946
1820	$path = normalise $path, $origin && $origin->path;	1947	$path = normalise $path, $origin && $origin->path;
1821		1948
		1949	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1950	cf::lock_wait "map_find:$path";
1823		1951
1824	$cf::MAP{$path} || do {	1952	$cf::MAP{$path} || do {
		1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1954	my $guard2 = cf::lock_acquire "map_find:$path";
		1955
1826	my $map = new_from_path cf::map $path	1956	my $map = new_from_path cf::map $path
1827	or return;	1957	or return;
1828		1958
1829	$map->{last_save} = $cf::RUNTIME;	1959	$map->{last_save} = $cf::RUNTIME;
1830		1960
…		…
1832	or return;	1962	or return;
1833		1963
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1964	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1965	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1966	#$cf::WAIT_FOR_TICK->wait;
		1967	undef $guard2;
		1968	undef $guard1;
1837	$map->reset;	1969	$map->reset;
1838	undef $guard;
1839	return find $path;	1970	return find $path;
1840	}	1971	}
1841		1972
1842	$cf::MAP{$path} = $map	1973	$cf::MAP{$path} = $map
1843	}	1974	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1983	local $self->{deny_reset} = 1; # loading can take a long time
1853		1984
1854	my $path = $self->{path};	1985	my $path = $self->{path};
1855		1986
1856	{	1987	{
1857	my $guard = cf::lock_acquire "map_load:$path";	1988	my $guard = cf::lock_acquire "map_data:$path";
1858		1989
		1990	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	1991	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		1992
1861	$self->in_memory (cf::MAP_LOADING);	1993	$self->in_memory (cf::MAP_LOADING);
1862		1994
1863	$self->alloc;	1995	$self->alloc;
1864		1996
1865	$self->pre_load;	1997	$self->pre_load;
1866	Coro::cede;	1998	cf::cede_to_tick;
1867		1999
		2000	my $f = new_from_file cf::object::thawer $self->{load_path};
		2001	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2002	$self->_load_objects ($f)
1869	or return;	2003	or return;
1870		2004
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2005	$self->post_load_original
1872	if delete $self->{load_original};	2006	if delete $self->{load_original};
1873		2007
1874	if (my $uniq = $self->uniq_path) {	2008	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2009	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2010	unless (aio_stat $uniq) {
		2011	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2012	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2013	$self->_load_objects ($f);
		2014	$f->resolve_delayed_derefs;
		2015	}
1879	}	2016	}
1880	}	2017	}
1881		2018
1882	Coro::cede;	2019	$f->resolve_delayed_derefs;
		2020
		2021	cf::cede_to_tick;
1883	# now do the right thing for maps	2022	# now do the right thing for maps
1884	$self->link_multipart_objects;	2023	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2024	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2025	unless $self->difficulty;
1887	Coro::cede;	2026	cf::cede_to_tick;
1888		2027
1889	unless ($self->{deny_activate}) {	2028	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2029	$self->decay_objects;
1891	$self->fix_auto_apply;	2030	$self->fix_auto_apply;
1892	$self->update_buttons;	2031	$self->update_buttons;
1893	Coro::cede;	2032	cf::cede_to_tick;
1894	$self->set_darkness_map;	2033	$self->set_darkness_map;
1895	Coro::cede;	2034	cf::cede_to_tick;
1896	$self->activate;	2035	$self->activate;
1897	}	2036	}
1898		2037
1899	$self->{last_save} = $cf::RUNTIME;	2038	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2039	$self->last_access ($cf::RUNTIME);
1901		2040
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2041	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2042	}
1904		2043
1905	$self->post_load;	2044	$self->post_load;
1906	}	2045	}
1907		2046
…		…
1916		2055
1917	$self	2056	$self
1918	}	2057	}
1919		2058
1920	# find and load all maps in the 3x3 area around a map	2059	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2060	sub load_neighbours {
1922	my ($map) = @_;	2061	my ($map) = @_;
1923		2062
1924	my @diag; # diagonal neighbours	2063	my @neigh; # diagonal neighbours
1925		2064
1926	for (0 .. 3) {	2065	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2066	my $neigh = $map->tile_path ($_)
1928	or next;	2067	or next;
1929	$neigh = find $neigh, $map	2068	$neigh = find $neigh, $map
1930	or next;	2069	or next;
1931	$neigh->load;	2070	$neigh->load;
1932		2071
		2072	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2073	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2074	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2075	}
1936		2076
1937	for (@diag) {	2077	for (grep defined $_->[0], @neigh) {
		2078	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2079	my $neigh = find $path, $origin
1939	or next;	2080	or next;
1940	$neigh->load;	2081	$neigh->load;
1941	}	2082	}
1942	}	2083	}
1943		2084
…		…
1948	}	2089	}
1949		2090
1950	sub do_load_sync {	2091	sub do_load_sync {
1951	my ($map) = @_;	2092	my ($map) = @_;
1952		2093
		2094	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2095	if $Coro::current == $Coro::main;
		2096
1953	cf::sync_job { $map->load };	2097	cf::sync_job { $map->load };
1954	}	2098	}
1955		2099
1956	our %MAP_PREFETCH;	2100	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2101	our $MAP_PREFETCHER = undef;
1958		2102
1959	sub find_async {	2103	sub find_async {
1960	my ($path, $origin) = @_;	2104	my ($path, $origin, $load) = @_;
1961		2105
1962	$path = normalise $path, $origin && $origin->{path};	2106	$path = normalise $path, $origin && $origin->{path};
1963		2107
1964	if (my $map = $cf::MAP{$path}) {	2108	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2110	}
1967		2111
1968	undef $MAP_PREFETCH{$path};	2112	$MAP_PREFETCH{$path} |= $load;
		2113
1969	$MAP_PREFETCHER ||= cf::async {	2114	$MAP_PREFETCHER ||= cf::async {
		2115	$Coro::current->{desc} = "map prefetcher";
		2116
1970	while (%MAP_PREFETCH) {	2117	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2118	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2119	if (my $map = find $k) {
1973	$map->load;	2120	$map->load if $v;
1974	}	2121	}
1975		2122
1976	delete $MAP_PREFETCH{$path};	2123	delete $MAP_PREFETCH{$k};
1977	}	2124	}
1978	}	2125	}
1979	undef $MAP_PREFETCHER;	2126	undef $MAP_PREFETCHER;
1980	};	2127	};
1981	$MAP_PREFETCHER->prio (6);	2128	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2131	}
1985		2132
1986	sub save {	2133	sub save {
1987	my ($self) = @_;	2134	my ($self) = @_;
1988		2135
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2136	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2137
1991	$self->{last_save} = $cf::RUNTIME;	2138	$self->{last_save} = $cf::RUNTIME;
1992		2139
1993	return unless $self->dirty;	2140	return unless $self->dirty;
1994		2141
…		…
2000	return if $self->{deny_save};	2147	return if $self->{deny_save};
2001		2148
2002	local $self->{last_access} = $self->last_access;#d#	2149	local $self->{last_access} = $self->last_access;#d#
2003		2150
2004	cf::async {	2151	cf::async {
		2152	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2153	$_->contr->save for $self->players;
2006	};	2154	};
		2155
		2156	cf::get_slot 0.02;
2007		2157
2008	if ($uniq) {	2158	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2159	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2160	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2161	} else {
…		…
2017	my ($self) = @_;	2167	my ($self) = @_;
2018		2168
2019	# save first because save cedes	2169	# save first because save cedes
2020	$self->save;	2170	$self->save;
2021		2171
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2173
2024	return if $self->players;	2174	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2175	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2176	return if $self->{deny_save};
2027		2177
		2178	$self->in_memory (cf::MAP_SWAPPED);
		2179
		2180	$self->deactivate;
		2181	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2182	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2183	}
2031		2184
2032	sub reset_at {	2185	sub reset_at {
2033	my ($self) = @_;	2186	my ($self) = @_;
2034		2187
…		…
2066	if $uniq;	2219	if $uniq;
2067	}	2220	}
2068		2221
2069	delete $cf::MAP{$self->path};	2222	delete $cf::MAP{$self->path};
2070		2223
		2224	$self->deactivate;
		2225	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2226	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2227
2075	$self->unlink_save;	2228	$self->unlink_save;
2076	$self->destroy;	2229	$self->destroy;
2077	}	2230	}
2078		2231
2079	my $nuke_counter = "aaaa";	2232	my $nuke_counter = "aaaa";
2080		2233
2081	sub nuke {	2234	sub nuke {
2082	my ($self) = @_;	2235	my ($self) = @_;
2083		2236
		2237	{
		2238	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2239
2084	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2085		2241
2086	$self->unlink_save;	2242	$self->unlink_save;
2087		2243
2088	bless $self, "cf::map";	2244	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2245	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2246	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2247	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2248	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2249
2094	$cf::MAP{$self->path} = $self;	2250	$cf::MAP{$self->path} = $self;
		2251	}
2095		2252
2096	$self->reset; # polite request, might not happen	2253	$self->reset; # polite request, might not happen
2097	}	2254	}
2098		2255
2099	=item $maps = cf::map::tmp_maps	2256	=item $maps = cf::map::tmp_maps
…		…
2141		2298
2142	sub unique_maps() {	2299	sub unique_maps() {
2143	[	2300	[
2144	map {	2301	map {
2145	utf8::decode $_;	2302	utf8::decode $_;
2146	/\.map$/	2303	s/\.map$//; # TODO future compatibility hack
		2304	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2305	? ()
2147	? normalise $_	2306	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2307	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2308	]
2151	}	2309	}
2152		2310
2153	package cf;
2154
2155	=back	2311	=back
2156		2312
2157	=head3 cf::object	2313	=head3 cf::object
2158		2314
2159	=cut	2315	=cut
…		…
2162		2318
2163	=over 4	2319	=over 4
2164		2320
2165	=item $ob->inv_recursive	2321	=item $ob->inv_recursive
2166		2322
2167	Returns the inventory of the object _and_ their inventories, recursively.	2323	Returns the inventory of the object I<and> their inventories, recursively,
		2324	but I<not> the object itself.
2168		2325
2169	=cut	2326	=cut
2170		2327
2171	sub inv_recursive_;	2328	sub inv_recursive_;
2172	sub inv_recursive_ {	2329	sub inv_recursive_ {
…		…
2175		2332
2176	sub inv_recursive {	2333	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2334	inv_recursive_ inv $_[0]
2178	}	2335	}
2179		2336
		2337	=item $ref = $ob->ref
		2338
		2339	Creates and returns a persistent reference to an object that can be stored as a string.
		2340
		2341	=item $ob = cf::object::deref ($refstring)
		2342
		2343	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2344	even if the object actually exists. May block.
		2345
		2346	=cut
		2347
		2348	sub deref {
		2349	my ($ref) = @_;
		2350
		2351	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2352	my ($uuid, $name) = ($1, $2);
		2353	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2354	or return;
		2355	$pl->ob->uuid eq $uuid
		2356	or return;
		2357
		2358	$pl->ob
		2359	} else {
		2360	warn "$ref: cannot resolve object reference\n";
		2361	undef
		2362	}
		2363	}
		2364
2180	package cf;	2365	package cf;
2181		2366
2182	=back	2367	=back
2183		2368
2184	=head3 cf::object::player	2369	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2375	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2376	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2377	dialogue with the given NPC character.
2193		2378
2194	=cut	2379	=cut
		2380
		2381	our $SAY_CHANNEL = {
		2382	id => "say",
		2383	title => "Map",
		2384	reply => "say ",
		2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2386	};
		2387
		2388	our $CHAT_CHANNEL = {
		2389	id => "chat",
		2390	title => "Chat",
		2391	reply => "chat ",
		2392	tooltip => "Player chat and shouts, global to the server.",
		2393	};
2195		2394
2196	# rough implementation of a future "reply" method that works	2395	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2396	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2397	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2398	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2410	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2411	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2412
2214	} else {	2413	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2414	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2415	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2416	}
2218	}	2417	}
2219	}	2418	}
2220		2419
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2420	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2312	# use -1 or undef as default coordinates, not 0, 0	2511	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2512	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2513	if $x <=0 && $y <= 0;
2315		2514
2316	$map->load;	2515	$map->load;
2317	$map->load_diag;	2516	$map->load_neighbours;
2318		2517
2319	return unless $self->contr->active;	2518	return unless $self->contr->active;
2320	$self->activate_recursive;	2519	$self->activate_recursive;
2321		2520
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2521	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
…		…
2329	her, loading and preparing them map, calling the provided $check callback	2528	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2529	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2530	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2531	be called at the end of this process.
2333		2532
		2533	Note that $check will be called with a potentially non-loaded map, so if
		2534	it needs a loaded map it has to call C<< ->load >>.
		2535
2334	=cut	2536	=cut
2335		2537
2336	our $GOTOGEN;	2538	our $GOTOGEN;
2337		2539
2338	sub cf::object::player::goto {	2540	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2544	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2545
2344	$self->enter_link;	2546	$self->enter_link;
2345		2547
2346	(async {	2548	(async {
		2549	$Coro::current->{desc} = "player::goto $path $x $y";
		2550
		2551	# *tag paths override both path and x|y
		2552	if ($path =~ /^\*(.*)$/) {
		2553	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2554	my $ob = $obs[rand @obs];
		2555
		2556	# see if we actually can go there
		2557	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2558	$ob = $obs[rand @obs];
		2559	} else {
		2560	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2561	}
		2562	# else put us there anyways for now #d#
		2563
		2564	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2565	} else {
		2566	($path, $x, $y) = (undef, undef, undef);
		2567	}
		2568	}
		2569
2347	my $map = eval {	2570	my $map = eval {
2348	my $map = cf::map::find $path;	2571	my $map = defined $path ? cf::map::find $path : undef;
2349		2572
2350	if ($map) {	2573	if ($map) {
2351	$map = $map->customise_for ($self);	2574	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2575	$map = $check->($map) if $check && $map;
2353	} else {	2576	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2577	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2578	}
2356		2579
2357	$map	2580	$map
2358	};	2581	};
2359		2582
…		…
2395	}	2618	}
2396		2619
2397	sub prepare_random_map {	2620	sub prepare_random_map {
2398	my ($exit) = @_;	2621	my ($exit) = @_;
2399		2622
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2623	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2624	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2625	# that depends on the exit object
2405		2626
2406	my $rmp = parse_random_map_params $exit->msg;	2627	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2629	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2630	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2631	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2632	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2633	$rmp->{origin_y} = $exit->y;
		2634
		2635	$exit->map->touch;
2413	}	2636	}
2414		2637
2415	$rmp->{random_seed} ||= $exit->random_seed;	2638	$rmp->{random_seed} ||= $exit->random_seed;
2416		2639
2417	my $data = cf::to_json $rmp;	2640	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2641	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2642	my $meta = "$RANDOMDIR/$md5.meta";
2420		2643
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2644	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2645	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2646	undef $fh;
2424	aio_rename "$meta~", $meta;	2647	aio_rename "$meta~", $meta;
2425		2648
		2649	my $slaying = "?random/$md5";
		2650
		2651	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2652	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2653	$exit->msg (undef);
		2654	}
2428	}	2655	}
2429	}	2656	}
2430		2657
2431	sub cf::object::player::enter_exit {	2658	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2659	my ($self, $exit) = @_;
2433		2660
2434	return unless $self->type == cf::PLAYER;	2661	return unless $self->type == cf::PLAYER;
2435		2662
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2663	$self->enter_link;
2448		2664
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2665	(async {
2454	$self->deactivate_recursive; # just to be sure	2666	$Coro::current->{desc} = "enter_exit";
		2667
2455	unless (eval {	2668	unless (eval {
		2669	$self->deactivate_recursive; # just to be sure
		2670
		2671	# random map handling
		2672	{
		2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2674
		2675	prepare_random_map $exit
		2676	if $exit->slaying eq "/!";
		2677	}
		2678
		2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2680	my $x = $exit->stats->hp;
		2681	my $y = $exit->stats->sp;
		2682
2456	$self->goto ($slaying, $hp, $sp);	2683	$self->goto ($map, $x, $y);
2457		2684
		2685	# if exit is damned, update players death & WoR home-position
		2686	$self->contr->savebed ($map, $x, $y)
		2687	if $exit->flag (cf::FLAG_DAMNED);
		2688
2458	1;	2689	1
2459	}) {	2690	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2691	$self->message ("Something went wrong deep within the crossfire server. "
2461	. "I'll try to bring you back to the map you were before. "	2692	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2693	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2694	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2724	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2725	the message unless the client supports the msg packet.
2495		2726
2496	=cut	2727	=cut
2497		2728
		2729	# non-persistent channels (usually the info channel)
		2730	our %CHANNEL = (
		2731	"c/identify" => {
		2732	id => "infobox",
		2733	title => "Identify",
		2734	reply => undef,
		2735	tooltip => "Items recently identified",
		2736	},
		2737	"c/examine" => {
		2738	id => "infobox",
		2739	title => "Examine",
		2740	reply => undef,
		2741	tooltip => "Signs and other items you examined",
		2742	},
		2743	"c/book" => {
		2744	id => "infobox",
		2745	title => "Book",
		2746	reply => undef,
		2747	tooltip => "The contents of a note or book",
		2748	},
		2749	"c/lookat" => {
		2750	id => "infobox",
		2751	title => "Look",
		2752	reply => undef,
		2753	tooltip => "What you saw there",
		2754	},
		2755	"c/who" => {
		2756	id => "infobox",
		2757	title => "Players",
		2758	reply => undef,
		2759	tooltip => "Shows players who are currently online",
		2760	},
		2761	"c/body" => {
		2762	id => "infobox",
		2763	title => "Body Parts",
		2764	reply => undef,
		2765	tooltip => "Shows which body parts you posess and are available",
		2766	},
		2767	"c/uptime" => {
		2768	id => "infobox",
		2769	title => "Uptime",
		2770	reply => undef,
		2771	tooltip => "How long the server has been running since last restart",
		2772	},
		2773	"c/mapinfo" => {
		2774	id => "infobox",
		2775	title => "Map Info",
		2776	reply => undef,
		2777	tooltip => "Information related to the maps",
		2778	},
		2779	"c/party" => {
		2780	id => "party",
		2781	title => "Party",
		2782	reply => "gsay ",
		2783	tooltip => "Messages and chat related to your party",
		2784	},
		2785	);
		2786
2498	sub cf::client::send_msg {	2787	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2788	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2789
2501	$msg = $self->pl->expand_cfpod ($msg);	2790	$msg = $self->pl->expand_cfpod ($msg);
2502		2791
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2792	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2793
		2794	# check predefined channels, for the benefit of C
		2795	if ($CHANNEL{$channel}) {
		2796	$channel = $CHANNEL{$channel};
		2797
		2798	$self->ext_msg (channel_info => $channel)
		2799	if $self->can_msg;
		2800
		2801	$channel = $channel->{id};
		2802
2505	if (ref $channel) {	2803	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2804	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2805	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2806	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2807	$self->ext_msg (channel_info => $channel)
		2808	if $self->can_msg;
2510	}	2809	}
2511		2810
2512	$channel = $channel->{id};	2811	$channel = $channel->{id};
2513	}	2812	}
2514		2813
…		…
2517	if ($self->can_msg) {	2816	if ($self->can_msg) {
2518	# default colour, mask it out	2817	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	2819	if $color & cf::NDI_DEF;
2521		2820
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	2821	my $pkt = "msg "
		2822	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2824	);
		2825
		2826	# try lzf for large packets
		2827	$pkt = "lzf " . Compress::LZF::compress $pkt
		2828	if 1024 <= length $pkt and $self->{can_lzf};
		2829
		2830	# split very large packets
		2831	if (8192 < length $pkt and $self->{can_lzf}) {
		2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2833	$pkt = "frag";
		2834	}
		2835
		2836	$self->send_packet ($pkt);
2524	} else {	2837	} else {
2525	if ($color >= 0) {	2838	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones	2839	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {	2840	for ($msg) {
2528	1 while	2841	1 while
…		…
2555	=cut	2868	=cut
2556		2869
2557	sub cf::client::ext_msg($$@) {	2870	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	2871	my ($self, $type, @msg) = @_;
2559		2872
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	2873	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2874	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	2875	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	2876	push @msg, msgtype => "event_$type";
		2877	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2878	}
		2879	}
		2880
		2881	=item $client->ext_reply ($msgid, @msg)
		2882
		2883	Sends an ext reply to the client.
		2884
		2885	=cut
		2886
		2887	sub cf::client::ext_reply($$@) {
		2888	my ($self, $id, @msg) = @_;
		2889
		2890	if ($self->extcmd == 2) {
		2891	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2892	} elsif ($self->extcmd == 1) {
		2893	#TODO: version 1, remove
		2894	unshift @msg, msgtype => "reply", msgid => $id;
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2895	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	2896	}
2568	}	2897	}
2569		2898
2570	=item $success = $client->query ($flags, "text", \&cb)	2899	=item $success = $client->query ($flags, "text", \&cb)
…		…
2632	my ($type, $reply, @payload) =	2961	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	2962	"ARRAY" eq ref $msg
2634	? @$msg	2963	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2964	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		2965
		2966	my @reply;
		2967
2637	if (my $cb = $EXTICMD{$type}) {	2968	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	2969	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	2970	}
		2971
		2972	$ns->ext_reply ($reply, @reply)
		2973	if $reply;
		2974
2643	} else {	2975	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2976	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	2977	}
2646		2978
2647	cf::override;	2979	cf::override;
…		…
2707	=pod	3039	=pod
2708		3040
2709	The following functions and methods are available within a safe environment:	3041	The following functions and methods are available within a safe environment:
2710		3042
2711	cf::object	3043	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3044	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3045	insert remove name archname title slaying race decrease split
2714		3046
2715	cf::object::player	3047	cf::object::player
2716	player	3048	player
2717		3049
2718	cf::player	3050	cf::player
…		…
2723		3055
2724	=cut	3056	=cut
2725		3057
2726	for (	3058	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3060	insert remove inv nrof name archname title slaying race
		3061	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3062	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3063	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3064	["cf::map" => qw(trigger)],
2732	) {	3065	) {
2733	no strict 'refs';	3066	no strict 'refs';
…		…
2809	# the server's init and main functions	3142	# the server's init and main functions
2810		3143
2811	sub load_facedata($) {	3144	sub load_facedata($) {
2812	my ($path) = @_;	3145	my ($path) = @_;
2813		3146
		3147	# HACK to clear player env face cache, we need some signal framework
		3148	# for this (global event?)
		3149	%ext::player_env::MUSIC_FACE_CACHE = ();
		3150
		3151	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3152
2814	warn "loading facedata from $path\n";	3153	warn "loading facedata from $path\n";
2815		3154
2816	my $facedata;	3155	my $facedata;
2817	0 < aio_load $path, $facedata	3156	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3157	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3159	$facedata = Coro::Storable::thaw $facedata;
2821		3160
2822	$facedata->{version} == 2	3161	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3162	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3163
		3164	# patch in the exptable
		3165	$facedata->{resource}{"res/exp_table"} = {
		3166	type => FT_RSRC,
		3167	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3168	};
		3169	cf::cede_to_tick;
		3170
2825	{	3171	{
2826	my $faces = $facedata->{faceinfo};	3172	my $faces = $facedata->{faceinfo};
2827		3173
2828	while (my ($face, $info) = each %$faces) {	3174	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3176
2830	cf::face::set_visibility $idx, $info->{visibility};	3177	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3178	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3181
2835	cf::cede_to_tick;	3182	cf::cede_to_tick;
2836	}	3183	}
2837		3184
2838	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3186	next unless $info->{smooth};
		3187
2840	my $idx = cf::face::find $face	3188	my $idx = cf::face::find $face
2841	or next;	3189	or next;
		3190
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3191	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3192	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3194	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3195	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3212
2864	{	3213	{
2865	# TODO: for gcfclient pleasure, we should give resources	3214	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3215	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3216	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3217
2872	while (my ($name, $info) = each %$res) {	3218	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3219	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3221	my $data;
2879		3222
2880	if ($info->{type} & 1) {	3223	if ($info->{type} & 1) {
2881	# prepend meta info	3224	# prepend meta info
2882		3225
		3226	my $meta = $enc->encode ({
		3227	name => $name,
		3228	%{ $info->{meta} || {} },
		3229	});
		3230
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3231	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3232	} else {
		3233	$data = $info->{data};
		3234	}
2885		3235
2886	cf::face::set_data $idx, 0, $data, $chk;	3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3237	cf::face::set_type $idx, $info->{type};
2887	} else {	3238	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3239	$RESOURCE{$name} = $info;
2889	}	3240	}
2890		3241
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3242	cf::cede_to_tick;
2894	}	3243	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3244	}
		3245
		3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3247
2915	1	3248	1
2916	}	3249	}
		3250
		3251	cf::global->attach (on_resource_update => sub {
		3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3254
		3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3256	my $sound = $soundconf->{compat}[$_]
		3257	or next;
		3258
		3259	my $face = cf::face::find "sound/$sound->[1]";
		3260	cf::sound::set $sound->[0] => $face;
		3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3262	}
		3263
		3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3265	my $face = cf::face::find "sound/$v";
		3266	cf::sound::set $k => $face;
		3267	}
		3268	}
		3269	});
2917		3270
2918	register_exticmd fx_want => sub {	3271	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3272	my ($ns, $want) = @_;
2920		3273
2921	while (my ($k, $v) = each %$want) {	3274	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3275	$ns->fx_want ($k, $v);
2923	}	3276	}
2924	};	3277	};
2925		3278
		3279	sub load_resource_file($) {
		3280	my $guard = lock_acquire "load_resource_file";
		3281
		3282	my $status = load_resource_file_ $_[0];
		3283	get_slot 0.1, 100;
		3284	cf::arch::commit_load;
		3285
		3286	$status
		3287	}
		3288
2926	sub reload_regions {	3289	sub reload_regions {
		3290	# HACK to clear player env face cache, we need some signal framework
		3291	# for this (global event?)
		3292	%ext::player_env::MUSIC_FACE_CACHE = ();
		3293
2927	load_resource_file "$MAPDIR/regions"	3294	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3295	or die "unable to load regions file\n";
2929		3296
2930	for (cf::region::list) {	3297	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3298	$_->{match} = qr/$_->{match}/
…		…
2939	}	3306	}
2940		3307
2941	sub reload_archetypes {	3308	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3309	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3310	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3311	}
2950		3312
2951	sub reload_treasures {	3313	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3314	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3315	or die "unable to load treasurelists\n";
2954	}	3316	}
2955		3317
2956	sub reload_resources {	3318	sub reload_resources {
2957	warn "reloading resource files...\n";	3319	warn "reloading resource files...\n";
2958		3320
		3321	reload_facedata;
		3322	reload_archetypes;
2959	reload_regions;	3323	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3324	reload_treasures;
2964		3325
2965	warn "finished reloading resource files\n";	3326	warn "finished reloading resource files\n";
2966	}	3327	}
2967		3328
2968	sub init {	3329	sub init {
		3330	my $guard = freeze_mainloop;
		3331
		3332	evthread_start IO::AIO::poll_fileno;
		3333
2969	reload_resources;	3334	reload_resources;
2970	}	3335	}
2971		3336
2972	sub cfg_load {	3337	sub reload_config {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3338	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3339	or return;
2975		3340
2976	local $/;	3341	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3342	*CFG = YAML::Load <$fh>;
2978		3343
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3345
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2993	sub main {	3358	sub main {
2994	# we must not ever block the main coroutine	3359	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3360	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3362	(async {
2998	Event::one_event;	3363	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3364	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3365	})->prio (Coro::PRIO_MAX);
3000	};	3366	};
3001		3367
3002	cfg_load;	3368	{
		3369	my $guard = freeze_mainloop;
		3370	reload_config;
3003	db_init;	3371	db_init;
3004	load_extensions;	3372	load_extensions;
3005		3373
3006	$TICK_WATCHER->start;	3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3375	}
		3376
3007	Event::loop;	3377	EV::loop;
3008	}	3378	}
3009		3379
3010	#############################################################################	3380	#############################################################################
3011	# initialisation and cleanup	3381	# initialisation and cleanup
3012		3382
3013	# install some emergency cleanup handlers	3383	# install some emergency cleanup handlers
3014	BEGIN {	3384	BEGIN {
		3385	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3386	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3388	cf::cleanup "SIG$signal";
3023	},
3024	);	3389	};
3025	}	3390	}
3026	}	3391	}
3027		3392
3028	sub write_runtime {	3393	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";	3394	my $runtime = "$LOCALDIR/runtime";
3030		3395
3031	# first touch the runtime file to show we are still running:	3396	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3397	# the fsync below can take a very very long time.
3033		3398
…		…
3059	and return;	3424	and return;
3060		3425
3061	warn "runtime file written.\n";	3426	warn "runtime file written.\n";
3062		3427
3063	1	3428	1
		3429	}
		3430
		3431	our $uuid_lock;
		3432	our $uuid_skip;
		3433
		3434	sub write_uuid_sync($) {
		3435	$uuid_skip ||= $_[0];
		3436
		3437	return if $uuid_lock;
		3438	local $uuid_lock = 1;
		3439
		3440	my $uuid = "$LOCALDIR/uuid";
		3441
		3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3443	or return;
		3444
		3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3446	$uuid_skip = 0;
		3447
		3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3449	and return;
		3450
		3451	# always fsync - this file is important
		3452	aio_fsync $fh
		3453	and return;
		3454
		3455	close $fh
		3456	or return;
		3457
		3458	aio_rename "$uuid~", $uuid
		3459	and return;
		3460
		3461	warn "uuid file written ($value).\n";
		3462
		3463	1
		3464
		3465	}
		3466
		3467	sub write_uuid($$) {
		3468	my ($skip, $sync) = @_;
		3469
		3470	$sync ? write_uuid_sync $skip
		3471	: async { write_uuid_sync $skip };
3064	}	3472	}
3065		3473
3066	sub emergency_save() {	3474	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3475	my $freeze_guard = cf::freeze_mainloop;
3068		3476
…		…
3074	# and maps saved/destroyed asynchronously.	3482	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3483	warn "begin emergency player save\n";
3076	for my $login (keys %cf::PLAYER) {	3484	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3485	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3486	$pl->valid or next;
		3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3488	$pl->save;
3080	}	3489	}
3081	warn "end emergency player save\n";	3490	warn "end emergency player save\n";
3082		3491
3083	warn "begin emergency map save\n";	3492	warn "begin emergency map save\n";
…		…
3089	warn "end emergency map save\n";	3498	warn "end emergency map save\n";
3090		3499
3091	warn "begin emergency database checkpoint\n";	3500	warn "begin emergency database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3501	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3502	warn "end emergency database checkpoint\n";
		3503
		3504	warn "begin write uuid\n";
		3505	write_uuid_sync 1;
		3506	warn "end write uuid\n";
3094	};	3507	};
3095		3508
3096	warn "leave emergency perl save\n";	3509	warn "leave emergency perl save\n";
3097	}	3510	}
3098		3511
…		…
3100	my ($make_core) = @_;	3513	my ($make_core) = @_;
3101		3514
3102	warn Carp::longmess "post_cleanup backtrace"	3515	warn Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3516	if $make_core;
3104	}	3517	}
		3518
		3519	# a safer delete_package, copied from Symbol
		3520	sub clear_package($) {
		3521	my $pkg = shift;
		3522
		3523	# expand to full symbol table name if needed
		3524	unless ($pkg =~ /^main::.*::$/) {
		3525	$pkg = "main$pkg" if $pkg =~ /^::/;
		3526	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3527	$pkg .= '::' unless $pkg =~ /::$/;
		3528	}
		3529
		3530	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3531	my $stem_symtab = *{$stem}{HASH};
		3532
		3533	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3534	or return;
		3535
		3536	# clear all symbols
		3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3538	for my $name (keys %$leaf_symtab) {
		3539	_gv_clear *{"$pkg$name"};
		3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3541	}
		3542	warn "cleared package #$pkg\n";#d#
		3543	}
		3544
		3545	our $RELOAD; # how many times to reload
3105		3546
3106	sub do_reload_perl() {	3547	sub do_reload_perl() {
3107	# can/must only be called in main	3548	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3549	if ($Coro::current != $Coro::main) {
3109	warn "can only reload from main coroutine";	3550	warn "can only reload from main coroutine";
3110	return;	3551	return;
3111	}	3552	}
3112		3553
		3554	return if $RELOAD++;
		3555
		3556	while ($RELOAD) {
3113	warn "reloading...";	3557	warn "reloading...";
3114		3558
3115	warn "entering sync_job";	3559	warn "entering sync_job";
3116		3560
3117	cf::sync_job {	3561	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3562	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3563	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3564	cf::write_runtime_sync; # external watchdog should not bark
3121		3565
3122	warn "syncing database to disk";	3566	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3567	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3568
3125	# if anything goes wrong in here, we should simply crash as we already saved	3569	# if anything goes wrong in here, we should simply crash as we already saved
3126		3570
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";	3571	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3572	while (IO::AIO::nreqs || BDB::nreqs) {
3138	warn "iterate...";	3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();
3146
3147	warn "removing commands";
3148	%COMMAND = ();
3149
3150	warn "removing ext/exti commands";
3151	%EXTCMD = ();
3152	%EXTICMD = ();
3153
3154	warn "unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";
3157
3158	if (my $cb = $pkg->can ("unload")) {
3159	eval {
3160	$cb->($pkg);
3161	1
3162	} or warn "$pkg unloaded, but with errors: $@";
3163	}	3574	}
3164		3575
3165	warn "... nuking $pkg";	3576	warn "cancelling all extension coros";
3166	Symbol::delete_package $pkg;	3577	$_->cancel for values %EXT_CORO;
3167	}	3578	%EXT_CORO = ();
3168		3579
3169	warn "unloading all perl modules loaded from $LIBDIR";	3580	warn "removing commands";
3170	while (my ($k, $v) = each %INC) {	3581	%COMMAND = ();
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		3582
		3583	warn "removing ext/exti commands";
		3584	%EXTCMD = ();
		3585	%EXTICMD = ();
		3586
		3587	warn "unloading/nuking all extensions";
		3588	for my $pkg (@EXTS) {
3173	warn "... unloading $k";	3589	warn "... unloading $pkg";
3174	delete $INC{$k};
3175		3590
3176	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;
3178
3179	if (my $cb = $k->can ("unload_module")) {	3591	if (my $cb = $pkg->can ("unload")) {
		3592	eval {
3180	$cb->();	3593	$cb->($pkg);
		3594	1
		3595	} or warn "$pkg unloaded, but with errors: $@";
		3596	}
		3597
		3598	warn "... clearing $pkg";
		3599	clear_package $pkg;
3181	}	3600	}
3182		3601
3183	Symbol::delete_package $k;	3602	warn "unloading all perl modules loaded from $LIBDIR";
		3603	while (my ($k, $v) = each %INC) {
		3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3605
		3606	warn "... unloading $k";
		3607	delete $INC{$k};
		3608
		3609	$k =~ s/\.pm$//;
		3610	$k =~ s/\//::/g;
		3611
		3612	if (my $cb = $k->can ("unload_module")) {
		3613	$cb->();
		3614	}
		3615
		3616	clear_package $k;
3184	}	3617	}
3185		3618
3186	warn "getting rid of safe::, as good as possible";	3619	warn "getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	3620	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		3622
3190	warn "unloading cf.pm \"a bit\"";	3623	warn "unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	3624	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	3625	delete $INC{"cf/pod.pm"};
3193		3626
3194	# don't, removes xs symbols, too,	3627	# don't, removes xs symbols, too,
3195	# and global variables created in xs	3628	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	3629	#clear_package __PACKAGE__;
3197		3630
3198	warn "unload completed, starting to reload now";	3631	warn "unload completed, starting to reload now";
3199		3632
3200	warn "reloading cf.pm";	3633	warn "reloading cf.pm";
3201	require cf;	3634	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3203		3636
3204	warn "loading config and database again";	3637	warn "loading config and database again";
3205	cf::cfg_load;	3638	cf::reload_config;
3206		3639
3207	warn "loading extensions";	3640	warn "loading extensions";
3208	cf::load_extensions;	3641	cf::load_extensions;
3209		3642
3210	warn "reattaching attachments to objects/players";	3643	warn "reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	3644	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	3645	warn "reattaching attachments to maps";
3213	reattach $_ for values %MAP;	3646	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	3647	warn "reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	3648	reattach $_ for values %PLAYER;
3216		3649
3217	warn "leaving sync_job";	3650	warn "leaving sync_job";
3218		3651
3219	1	3652	1
3220	} or do {	3653	} or do {
3221	warn $@;	3654	warn $@;
3222	warn "error while reloading, exiting.";	3655	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3656	};
3225		3657
3226	warn "reloaded";	3658	warn "reloaded";
		3659	--$RELOAD;
		3660	}
3227	};	3661	};
3228		3662
3229	our $RELOAD_WATCHER; # used only during reload	3663	our $RELOAD_WATCHER; # used only during reload
3230		3664
3231	sub reload_perl() {	3665	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3234		3668
3235	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3236	reentrant => 0,
3237	after => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => sub {
3240	do_reload_perl;	3670	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3242	},
3243	);	3672	};
3244	}	3673	}
3245		3674
3246	register_command "reload" => sub {	3675	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3248		3677
3249	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3682	reload_perl;
		3683	};
3252	}	3684	}
3253	};	3685	};
3254		3686
3255	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3256		3688
…		…
3258		3690
3259	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3261		3693
3262	sub wait_for_tick {	3694	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3695	return if tick_inhibit || $Coro::current == $Coro::main;
3265		3696
3266	my $signal = new Coro::Signal;	3697	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3698	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3699	$signal->wait;
3269	}	3700	}
3270		3701
3271	sub wait_for_tick_begin {	3702	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3703	return if tick_inhibit || $Coro::current == $Coro::main;
3274		3704
3275	my $signal = new Coro::Signal;	3705	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3706	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3707	$signal->wait;
3278	}	3708	}
3279		3709
3280	my $min = 1e6;#d#	3710	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3711	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3713	unless ++$bug_warning > 10;
3292	return;	3714	return;
3293	}	3715	}
3294		3716
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3717	cf::server_tick; # one server iteration
3298		3718
3299	0 && sync_job {#d#	3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	3721	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3722	$Coro::current->{desc} = "runtime saver";
3303	or die;	3723	write_runtime_sync
3304		3724	or warn "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3725	};
		3726	}
3321		3727
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3729	$sig->send;
3338	}	3730	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3731	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3732	$sig->send;
3341	}	3733	}
3342		3734
3343	$NOW = Event::time;	3735	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3737
3354	_post_tick;	3738	if (0) {
3355		3739	if ($NEXT_TICK) {
3356		3740	my $jitter = $TICK_START - $NEXT_TICK;
		3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3742	warn "jitter $JITTER\n";#d#
		3743	}
3357	},	3744	}
3358	);	3745	}
3359		3746
3360	{	3747	{
3361	BDB::max_poll_time $TICK * 0.1;	3748	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3749
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3750	BDB::min_parallel 8;
3371		3751	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3752	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3753
3387	unless ($DB_ENV) {	3754	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3755	$DB_ENV = BDB::db_env_create;
		3756	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3757	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3758	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3759	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3760	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3761
3390	cf::sync_job {	3762	cf::sync_job {
3391	eval {	3763	eval {
3392	BDB::db_env_open	3764	BDB::db_env_open
3393	$DB_ENV,	3765	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3767	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3768	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3769	0666;
3398		3770
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3771	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3772	};
3404		3773
3405	cf::cleanup "db_env_open(db): $@" if $@;	3774	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3775	};
3407	}	3776	}
		3777
		3778	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3779	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3780	};
		3781	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3782	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3783	};
		3784	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3785	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3786	};
3408	}	3787	}
3409		3788
3410	{	3789	{
		3790	# configure IO::AIO
		3791
3411	IO::AIO::min_parallel 8;	3792	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	3793	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	3794	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	3795	}
3424		3796
3425	my $_log_backtrace;	3797	my $_log_backtrace;
3426		3798
3427	sub _log_backtrace {	3799	sub _log_backtrace {
…		…
3431		3803
3432	# limit the # of concurrent backtraces	3804	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	3805	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	3806	++$_log_backtrace;
3435	async {	3807	async {
		3808	$Coro::current->{desc} = "abt $msg";
		3809
3436	my @bt = fork_call {	3810	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	3811	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3812	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3813	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	3814	or die "addr2line: $!";

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