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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.344 by root, Mon Aug 27 02:43:38 2007 UTC vs.
Revision 1.452 by root, Tue Sep 23 00:24:52 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 ();	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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
111	}	141	}
112		142
113	mkdir $_	143	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		189
160	The raw value load value from the last tick.	190	The raw value load value from the last tick.
161		191
162	=item %cf::CFG	192	=item %cf::CFG
163		193
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	195	from wherever your confdir points to.
166		196
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		198
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	217	$msg .= "\n"
188	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
189		219
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		221
192	utf8::encode $msg;
193	LOG llevError, $msg;	222	LOG llevError, $msg;
194	};	223	};
195	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
196		240
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	251	for my $pkg (qw(
208	cf::global cf::attachable	252	cf::global cf::attachable
209	cf::object cf::object::player	253	cf::object cf::object::player
210	cf::client cf::player	254	cf::client cf::player
211	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
212	cf::map cf::party cf::region	257	cf::party cf::region
213	)) {	258	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	260	}
217		261
218	$Event::DIED = sub {	262	$EV::DIED = sub {
219	warn "error in event callback: @_";	263	warn "error in event callback: @_";
220	};	264	};
221		265
222	#############################################################################	266	#############################################################################
223		267
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	291	$d
248	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
249	}	293	}
250		294
251	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
252		296
253	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
254		298
255	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
256		300
257	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
258		302
259	=cut	303	=cut
260		304
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		306
263	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
265		309
266	=item cf::lock_wait $string	310	=item cf::lock_wait $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
272	Wait until the given lock is available and then acquires it and returns	316	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,	317	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	318	for example when the coroutine gets canceled), the lock is automatically
275	returned.	319	returned.
276		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
277	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
279		326
280	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
281		328
282	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
283		330
284	=cut	331	=cut
285		332
286	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
287		335
288	sub lock_wait($) {	336	sub lock_wait($) {
289	my ($key) = @_;	337	my ($key) = @_;
290		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
		343
291	# wait for lock, if any	344	# wait for lock, if any
292	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	348	Coro::schedule;
295	}	349	}
296	}	350	}
297		351
…		…
300		354
301	# wait, to be sure we are not locked	355	# wait, to be sure we are not locked
302	lock_wait $key;	356	lock_wait $key;
303		357
304	$LOCK{$key} = [];	358	$LOCK{$key} = [];
		359	$LOCKER{$key} = $Coro::current;#d#
305		360
306	Coro::guard {	361	Coro::guard {
		362	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	363	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	364	$_->ready for @{ delete $LOCK{$key} };
309	}	365	}
310	}	366	}
311		367
…		…
314		370
315	! ! $LOCK{$key}	371	! ! $LOCK{$key}
316	}	372	}
317		373
318	sub freeze_mainloop {	374	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
320		376
321	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	378	}
323	};	379
324	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
325	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
326	}	393	}
327		394
328	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
329		396
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
343		410
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
346	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
347		416
348	while () {	417	while () {
349	next_job:	418	next_job:
350	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
358	}	427	}
359	}	428	}
360	}	429	}
361		430
362	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	434	$signal->wait;
366	} else {	435	} else {
367	Coro::schedule;	436	Coro::schedule;
368	}	437	}
369	}	438	}
370	};	439	};
371		440
372	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
373	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
374		445
375	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
377		448
…		…
391		462
392	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
393		464
394	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
395		466
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	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	468	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	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	470	acceptable.
400		471
401	If it must be done, put the blocking parts into C<sync_job>. This will run	472	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	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		478
408	sub sync_job(&) {	479	sub sync_job(&) {
409	my ($job) = @_;	480	my ($job) = @_;
410		481
411	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	483	my $time = EV::time;
413		484
414	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
416		487
417	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	489
419	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
420		491
421	my $busy = 1;	492	my $busy = 1;
422	my @res;	493	my @res;
423		494
424	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	497	@res = eval { $job->() };
426	warn $@ if $@;	498	warn $@ if $@;
427	undef $busy;	499	undef $busy;
428	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
429		501
430	while ($busy) {	502	while ($busy) {
431	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
432	}	507	}
		508	}
433		509
434	$time = Event::time - $time;	510	my $time = EV::time - $time;
435		511
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	512	$TICK_START += $time; # do not account sync jobs to server load
440		513
441	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
442	} else {	515	} else {
443	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
444		517
…		…
469	=item fork_call { }, $args	542	=item fork_call { }, $args
470		543
471	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
475		548
476	=cut	549	=cut
477		550
478	sub fork_call(&@) {	551	sub fork_call(&@) {
479	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
480		553
481	# we seemingly have to make a local copy of the whole thing,	554	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	555	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	556	# TODO: investigate and fix (likely this will be rather laborious)
484		557
485	my @res = Coro::Util::fork_eval {	558	my @res = Coro::Util::fork_eval {
486	reset_signals;	559	reset_signals;
487	&$cb	560	&$cb
488	}, @args;	561	}, @args;
489		562
490	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
491	}	564	}
492		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
		591	}
		592
493	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
494		594
495	Returns a single value from the environment database.	595	Returns a single value from the environment database.
496		596
497	=item cf::db_put $family => $key => $value	597	=item cf::db_put $family => $key => $value
498		598
499	Stores the given C<$value> in the family. It can currently store binary	599	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).	600	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		601
		602	=item $db = cf::db_table "name"
		603
		604	Create and/or open a new database table. The string must not be "db" and must be unique
		605	within each server.
		606
502	=cut	607	=cut
		608
		609	sub db_table($) {
		610	my ($name) = @_;
		611	my $db = BDB::db_create $DB_ENV;
		612
		613	eval {
		614	$db->set_flags (BDB::CHKSUM);
		615
		616	utf8::encode $name;
		617	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		618	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		619	cf::cleanup "db_open(db): $!" if $!;
		620	};
		621	cf::cleanup "db_open(db): $@" if $@;
		622
		623	$db
		624	}
503		625
504	our $DB;	626	our $DB;
505		627
506	sub db_init {	628	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	629	cf::sync_job {
511	eval {	630	$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	}	631	};
521	}	632	}
522		633
523	sub db_get($$) {	634	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	635	my $key = "$_[0]/$_[1]";
525		636
…		…
575	if (1) {	686	if (1) {
576	$md5 =	687	$md5 =
577	join "\x00",	688	join "\x00",
578	$processversion,	689	$processversion,
579	map {	690	map {
580	Coro::cede;	691	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	692	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	693	} 0.. $#$src;
583		694
584		695
585	my $dbmd5 = db_get cache => "$id/md5";	696	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		734
624	#############################################################################	735	#############################################################################
625		736
626	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
627		738
628	Many objects in crossfire are so-called attachable objects. That means you can	739	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
631		742
632	In the following description, CLASS can be any of C<global>, C<object>	743	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	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	745	Deliantra).
635		746
636	=over 4	747	=over 4
637		748
638	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
639		750
…		…
683	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
684		795
685	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
687		798
688	Some classes such as crossfire maps and objects can specify attachments	799	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	800	that are attached at load/instantiate time, thus the need for a name.
690		801
691	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
692		803
693	=over 4	804	=over 4
…		…
921	}	1032	}
922		1033
923	0	1034	0
924	}	1035	}
925		1036
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1038
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1040
930	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
931		1042
…		…
937		1048
938	=cut	1049	=cut
939		1050
940	#############################################################################	1051	#############################################################################
941	# object support	1052	# object support
942	#
943		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
944	sub _can_merge {	1087	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
946		1089
947	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1091
951	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
952	}	1094	}
953		1095
954	sub reattach {	1096	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1098	my ($obj) = @_;
957		1099
		1100	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1102
960	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
961		1104
962	@$registry = ();	1105	@$registry = ();
963		1106
…		…
978	cf::attachable->attach (	1121	cf::attachable->attach (
979	prio => -1000000,	1122	prio => -1000000,
980	on_instantiate => sub {	1123	on_instantiate => sub {
981	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
982		1125
983	$data = from_json $data;	1126	$data = decode_json $data;
984		1127
985	for (@$data) {	1128	for (@$data) {
986	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
987		1130
988	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1147	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1006		1149
1007	sync_job {	1150	sync_job {
1008	if (length $$rdata) {	1151	if (length $$rdata) {
		1152	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1011		1155
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1160	aio_close $fh;
1017		1161
1018	if (@$objs) {	1162	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1168	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1170	}
1027	} else {	1171	} else {
1028	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1029	}	1173	}
…		…
1034	}	1178	}
1035	} else {	1179	} else {
1036	aio_unlink $filename;	1180	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1038	}	1182	}
1039	}	1183	};
1040	}	1184	}
1041		1185
1042	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1044		1188
…		…
1056	or return;	1200	or return;
1057		1201
1058	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1204	or return;
		1205
1061	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1062	}	1208	}
1063		1209
		1210	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1066	return ($data, $av);	1214	($data, $av)
1067	}	1215	}
1068		1216
1069	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1070		1218
1071	=over 4	1219	=over 4
…		…
1194		1342
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1345
1198	$ext{source} =	1346	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1201	. $source	1349	. $source
1202	. "\n};\n1";	1350	. "\n};\n1";
1203		1351
1204	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1222		1370
1223	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1372	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1374	}
1228		1375
1229	warn $msg;	1376	warn $msg;
1230	}	1377	}
1231		1378
…		…
1245		1392
1246	=back	1393	=back
1247		1394
1248	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1249		1396
1250	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1251		1398
1252	=cut	1399	=cut
1253		1400
1254	package cf::player;	1401	package cf::player;
1255		1402
1256	use Coro::AIO;	1403	use Coro::AIO;
1257		1404
1258	=head3 cf::player	1405	=head3 cf::player
1259		1406
1260	=over 4	1407	=over 4
		1408
		1409	=item cf::player::num_playing
		1410
		1411	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1412
		1413	=cut
		1414
		1415	sub num_playing {
		1416	scalar grep
		1417	$_->ob->map
		1418	&& !$_->hidden
		1419	&& !$_->ob->flag (cf::FLAG_WIZ),
		1420	cf::player::list
		1421	}
1261		1422
1262	=item cf::player::find $login	1423	=item cf::player::find $login
1263		1424
1264	Returns the given player object, loading it if necessary (might block).	1425	Returns the given player object, loading it if necessary (might block).
1265		1426
…		…
1284		1445
1285	sub exists($) {	1446	sub exists($) {
1286	my ($login) = @_;	1447	my ($login) = @_;
1287		1448
1288	$cf::PLAYER{$login}	1449	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1450	or !aio_stat path $login
1290	}	1451	}
1291		1452
1292	sub find($) {	1453	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1454	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1455	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1462	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1463	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1464	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1466
1306	my $pl = load_pl path $login	1467	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1468	or return;
		1469
		1470	my $pl = cf::player::load_pl $f
		1471	or return;
		1472
		1473	local $cf::PLAYER_LOADING{$login} = $pl;
		1474	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1309	}	1476	}
1310	}	1477	}
1311	}	1478	}
1312		1479
…		…
1321	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1322		1489
1323	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
1325		1492
		1493	cf::get_slot 0.01;
		1494
1326	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1327	Coro::cede;	1496	cf::cede_to_tick;
1328	}	1497	}
1329		1498
1330	sub new($) {	1499	sub new($) {
1331	my ($login) = @_;	1500	my ($login) = @_;
1332		1501
…		…
1361	my ($pl) = @_;	1530	my ($pl) = @_;
1362		1531
1363	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1364		1533
1365	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1536
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1372		1543
1373	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1581	or return [];
1411		1582
1412	my @logins;	1583	my @logins;
1413		1584
1414	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
		1586	my $path = path $login;
		1587
		1588	# a .pst is a dead give-away for a valid player
		1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1594	}
1418		1595
1419	utf8::decode $login;	1596	utf8::decode $login;
1420	push @logins, $login;	1597	push @logins, $login;
1421	}	1598	}
1422		1599
…		…
1449	}	1626	}
1450		1627
1451	\@paths	1628	\@paths
1452	}	1629	}
1453		1630
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1632
1456	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1634
1504	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1505		1636
1506	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1507		1638
…		…
1574	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1576		1707
1577	sub generate_random_map {	1708	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1579	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1714	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1839
1706	# the temporary/swap location	1840	# the temporary/swap location
1707	sub save_path {	1841	sub save_path {
1708	my ($self) = @_;	1842	my ($self) = @_;
1709		1843
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1712	}	1846	}
1713		1847
1714	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1715	sub uniq_path {	1849	sub uniq_path {
1716	my ($self) = @_;	1850	my ($self) = @_;
1717		1851
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1720	}	1854	}
1721		1855
1722	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1723	# all maps in C++...	1857	# all maps in C++...
…		…
1746		1880
1747	sub load_header_from($) {	1881	sub load_header_from($) {
1748	my ($self, $path) = @_;	1882	my ($self, $path) = @_;
1749		1883
1750	utf8::encode $path;	1884	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1885	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1886	or return;
		1887
		1888	$self->_load_header ($f)
		1889	or return;
		1890
		1891	local $MAP_LOADING{$self->{path}} = $self;
		1892	$f->resolve_delayed_derefs;
1756		1893
1757	$self->{load_path} = $path;	1894	$self->{load_path} = $path;
1758		1895
1759	1	1896	1
1760	}	1897	}
…		…
1814	sub find {	1951	sub find {
1815	my ($path, $origin) = @_;	1952	my ($path, $origin) = @_;
1816		1953
1817	$path = normalise $path, $origin && $origin->path;	1954	$path = normalise $path, $origin && $origin->path;
1818		1955
		1956	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1820		1958
1821	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
		1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
		1962
1823	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1824	or return;	1964	or return;
1825		1965
1826	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
1827		1967
…		…
1829	or return;	1969	or return;
1830		1970
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
		1975	undef $guard1;
1834	$map->reset;	1976	$map->reset;
1835	undef $guard;
1836	return find $path;	1977	return find $path;
1837	}	1978	}
1838		1979
1839	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
1840	}	1981	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1990	local $self->{deny_reset} = 1; # loading can take a long time
1850		1991
1851	my $path = $self->{path};	1992	my $path = $self->{path};
1852		1993
1853	{	1994	{
1854	my $guard = cf::lock_acquire "map_load:$path";	1995	my $guard = cf::lock_acquire "map_data:$path";
1855		1996
		1997	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	1998	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		1999
1858	$self->in_memory (cf::MAP_LOADING);	2000	$self->in_memory (cf::MAP_LOADING);
1859		2001
1860	$self->alloc;	2002	$self->alloc;
1861		2003
1862	$self->pre_load;	2004	$self->pre_load;
1863	Coro::cede;	2005	cf::cede_to_tick;
1864		2006
		2007	my $f = new_from_file cf::object::thawer $self->{load_path};
		2008	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2009	$self->_load_objects ($f)
1866	or return;	2010	or return;
1867		2011
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1869	if delete $self->{load_original};	2013	if delete $self->{load_original};
1870		2014
1871	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2016	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2017	unless (aio_stat $uniq) {
		2018	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2019	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2020	$self->_load_objects ($f);
		2021	$f->resolve_delayed_derefs;
		2022	}
1876	}	2023	}
1877	}	2024	}
1878		2025
1879	Coro::cede;	2026	$f->resolve_delayed_derefs;
		2027
		2028	cf::cede_to_tick;
1880	# now do the right thing for maps	2029	# now do the right thing for maps
1881	$self->link_multipart_objects;	2030	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2031	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2032	unless $self->difficulty;
1884	Coro::cede;	2033	cf::cede_to_tick;
1885		2034
1886	unless ($self->{deny_activate}) {	2035	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2036	$self->decay_objects;
1888	$self->fix_auto_apply;	2037	$self->fix_auto_apply;
1889	$self->update_buttons;	2038	$self->update_buttons;
1890	Coro::cede;	2039	cf::cede_to_tick;
1891	$self->set_darkness_map;	2040	$self->set_darkness_map;
1892	Coro::cede;	2041	cf::cede_to_tick;
1893	$self->activate;	2042	$self->activate;
1894	}	2043	}
1895		2044
1896	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1898		2047
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2049	}
1901		2050
1902	$self->post_load;	2051	$self->post_load;
1903	}	2052	}
1904		2053
…		…
1962	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
1963		2112
1964	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
1965		2114
1966	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2117	}
1969		2118
1970	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
1971		2120
1972	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
1973	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2126	if (my $map = find $k) {
1976	$map->load if $v;	2127	$map->load if $v;
1977	}	2128	}
…		…
1987	}	2138	}
1988		2139
1989	sub save {	2140	sub save {
1990	my ($self) = @_;	2141	my ($self) = @_;
1991		2142
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2144
1994	$self->{last_save} = $cf::RUNTIME;	2145	$self->{last_save} = $cf::RUNTIME;
1995		2146
1996	return unless $self->dirty;	2147	return unless $self->dirty;
1997		2148
…		…
2003	return if $self->{deny_save};	2154	return if $self->{deny_save};
2004		2155
2005	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2006		2157
2007	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2009	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2010		2164
2011	if ($uniq) {	2165	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2168	} else {
…		…
2020	my ($self) = @_;	2174	my ($self) = @_;
2021		2175
2022	# save first because save cedes	2176	# save first because save cedes
2023	$self->save;	2177	$self->save;
2024		2178
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2180
2027	return if $self->players;	2181	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2183	return if $self->{deny_save};
2030		2184
		2185	$self->in_memory (cf::MAP_SWAPPED);
		2186
		2187	$self->deactivate;
		2188	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2189	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2190	}
2034		2191
2035	sub reset_at {	2192	sub reset_at {
2036	my ($self) = @_;	2193	my ($self) = @_;
2037		2194
…		…
2069	if $uniq;	2226	if $uniq;
2070	}	2227	}
2071		2228
2072	delete $cf::MAP{$self->path};	2229	delete $cf::MAP{$self->path};
2073		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2233	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2234
2078	$self->unlink_save;	2235	$self->unlink_save;
2079	$self->destroy;	2236	$self->destroy;
2080	}	2237	}
2081		2238
2082	my $nuke_counter = "aaaa";	2239	my $nuke_counter = "aaaa";
2083		2240
2084	sub nuke {	2241	sub nuke {
2085	my ($self) = @_;	2242	my ($self) = @_;
2086		2243
		2244	{
		2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2246
2087	delete $cf::MAP{$self->path};	2247	delete $cf::MAP{$self->path};
2088		2248
2089	$self->unlink_save;	2249	$self->unlink_save;
2090		2250
2091	bless $self, "cf::map";	2251	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2252	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2253	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2254	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2256
2097	$cf::MAP{$self->path} = $self;	2257	$cf::MAP{$self->path} = $self;
		2258	}
2098		2259
2099	$self->reset; # polite request, might not happen	2260	$self->reset; # polite request, might not happen
2100	}	2261	}
2101		2262
2102	=item $maps = cf::map::tmp_maps	2263	=item $maps = cf::map::tmp_maps
…		…
2144		2305
2145	sub unique_maps() {	2306	sub unique_maps() {
2146	[	2307	[
2147	map {	2308	map {
2148	utf8::decode $_;	2309	utf8::decode $_;
2149	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2150	? normalise $_	2313	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2315	]
2154	}	2316	}
2155		2317
2156	package cf;
2157
2158	=back	2318	=back
2159		2319
2160	=head3 cf::object	2320	=head3 cf::object
2161		2321
2162	=cut	2322	=cut
…		…
2165		2325
2166	=over 4	2326	=over 4
2167		2327
2168	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2169		2329
2170	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2171		2332
2172	=cut	2333	=cut
2173		2334
2174	sub inv_recursive_;	2335	sub inv_recursive_;
2175	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2178		2339
2179	sub inv_recursive {	2340	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2181	}	2342	}
2182		2343
		2344	=item $ref = $ob->ref
		2345
		2346	Creates and returns a persistent reference to an object that can be stored as a string.
		2347
		2348	=item $ob = cf::object::deref ($refstring)
		2349
		2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2351	even if the object actually exists. May block.
		2352
		2353	=cut
		2354
		2355	sub deref {
		2356	my ($ref) = @_;
		2357
		2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2359	my ($uuid, $name) = ($1, $2);
		2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2361	or return;
		2362	$pl->ob->uuid eq $uuid
		2363	or return;
		2364
		2365	$pl->ob
		2366	} else {
		2367	warn "$ref: cannot resolve object reference\n";
		2368	undef
		2369	}
		2370	}
		2371
2183	package cf;	2372	package cf;
2184		2373
2185	=back	2374	=back
2186		2375
2187	=head3 cf::object::player	2376	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2382	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2196		2385
2197	=cut	2386	=cut
		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
2198		2401
2199	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2403	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2419
2217	} else {	2420	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2423	}
2221	}	2424	}
2222	}	2425	}
2223		2426
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2452
2250	=item $player_object->enter_link	2453	=item $player_object->enter_link
2251		2454
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2456
2254	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2256		2461
2257	Will never block.	2462	Will never block.
2258		2463
2259	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2260		2465
…		…
2318		2523
2319	$map->load;	2524	$map->load;
2320	$map->load_neighbours;	2525	$map->load_neighbours;
2321		2526
2322	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2323	$self->activate_recursive;	2529	$self->activate_recursive;
2324		2530
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2327	}	2533	}
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2541	be called at the end of this process.
2336		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2337	=cut	2546	=cut
2338		2547
2339	our $GOTOGEN;	2548	our $GOTOGEN;
2340		2549
2341	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2555
2347	$self->enter_link;	2556	$self->enter_link;
2348		2557
2349	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2350	my $map = eval {	2580	my $map = eval {
2351	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2352		2582
2353	if ($map) {	2583	if ($map) {
2354	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2356	} else {	2586	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2588	}
2359		2589
2360	$map	2590	$map
2361	};	2591	};
2362		2592
…		…
2398	}	2628	}
2399		2629
2400	sub prepare_random_map {	2630	sub prepare_random_map {
2401	my ($exit) = @_;	2631	my ($exit) = @_;
2402		2632
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2635	# that depends on the exit object
2408		2636
2409	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2639	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2416	}	2646	}
2417		2647
2418	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2419		2649
2420	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2423		2653
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2656	undef $fh;
2427	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2428		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2431	}	2665	}
2432	}	2666	}
2433		2667
2434	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2436		2670
2437	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2438		2672
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2673	$self->enter_link;
2451		2674
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2675	(async {
2457	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2458	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2459	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2460		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2461	1;	2699	1
2462	}) {	2700	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2705
2468	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2498		2736
2499	=cut	2737	=cut
2500		2738
		2739	# non-persistent channels (usually the info channel)
		2740	our %CHANNEL = (
		2741	"c/identify" => {
		2742	id => "infobox",
		2743	title => "Identify",
		2744	reply => undef,
		2745	tooltip => "Items recently identified",
		2746	},
		2747	"c/examine" => {
		2748	id => "infobox",
		2749	title => "Examine",
		2750	reply => undef,
		2751	tooltip => "Signs and other items you examined",
		2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
		2801	);
		2802
2501	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2805
2504	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2505		2808
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2810
		2811	# check predefined channels, for the benefit of C
		2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2508	if (ref $channel) {	2820	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2824	$self->ext_msg (channel_info => $channel)
		2825	if $self->can_msg;
2513	}	2826	}
2514		2827
2515	$channel = $channel->{id};	2828	$channel = $channel->{id};
2516	}	2829	}
2517		2830
…		…
2520	if ($self->can_msg) {	2833	if ($self->can_msg) {
2521	# default colour, mask it out	2834	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2524		2837
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2527	} else {	2854	} else {
2528	if ($color >= 0) {	2855	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {	2857	for ($msg) {
2531	1 while	2858	1 while
…		…
2729	=pod	3056	=pod
2730		3057
2731	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2732		3059
2733	cf::object	3060	cf::object
2734	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2735	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
2736		3063
2737	cf::object::player	3064	cf::object::player
2738	player	3065	player
2739		3066
2740	cf::player	3067	cf::player
…		…
2745		3072
2746	=cut	3073	=cut
2747		3074
2748	for (	3075	for (
2749	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2750	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
2751	decrease_ob_nr)],	3078	decrease split destroy change_exp)],
2752	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2753	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2754	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2755	) {	3082	) {
2756	no strict 'refs';	3083	no strict 'refs';
…		…
2832	# the server's init and main functions	3159	# the server's init and main functions
2833		3160
2834	sub load_facedata($) {	3161	sub load_facedata($) {
2835	my ($path) = @_;	3162	my ($path) = @_;
2836		3163
		3164	# HACK to clear player env face cache, we need some signal framework
		3165	# for this (global event?)
		3166	%ext::player_env::MUSIC_FACE_CACHE = ();
		3167
2837	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2838		3169
2839	warn "loading facedata from $path\n";	3170	warn "loading facedata from $path\n";
2840		3171
2841	my $facedata;	3172	my $facedata;
…		…
2857	{	3188	{
2858	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
2859		3190
2860	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2861	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
2862	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
2863	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
2864	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2865	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2866		3198
2867	cf::cede_to_tick;	3199	cf::cede_to_tick;
2868	}	3200	}
2869		3201
2870	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
2871	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
2872	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
2873	or next;	3206	or next;
		3207
2874	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
2875	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
2876	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2877	} else {	3211	} else {
2878	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2896	{	3230	{
2897	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
2898	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
2899	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
2900		3234
2901	my $soundconf = delete $res->{"res/sound.conf"};
2902
2903	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
2904	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2905	my $data;	3238	my $data;
2906		3239
2907	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
2908	# prepend meta info	3241	# prepend meta info
2909		3242
2910	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
2911	name => $name,	3244	name => $name,
2912	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
2913	});	3246	});
2914		3247
2915	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
2916	} else {	3255	} else {
2917	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
2918	}	3257	}
2919		3258
2920	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2921	cf::face::set_type $idx, $info->{type};
2922
2923	cf::cede_to_tick;	3259	cf::cede_to_tick;
2924	}	3260	}
2925
2926	if ($soundconf) {
2927	$soundconf = $enc->decode (delete $soundconf->{data});
2928
2929	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2930	my $sound = $soundconf->{compat}[$_]
2931	or next;
2932
2933	my $face = cf::face::find "sound/$sound->[1]";
2934	cf::sound::set $sound->[0] => $face;
2935	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2936	}
2937
2938	while (my ($k, $v) = each %{$soundconf->{event}}) {
2939	my $face = cf::face::find "sound/$v";
2940	cf::sound::set $k => $face;
2941	}
2942	}
2943	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2944		3264
2945	1	3265	1
2946	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
2947		3287
2948	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
2949	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
2950		3290
2951	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
2952	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
2953	}	3293	}
2954	};	3294	};
2955		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
		3305
2956	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2957	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2958	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2959		3313
2960	for (cf::region::list) {	3314	for (cf::region::list) {
2961	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2969	}	3323	}
2970		3324
2971	sub reload_archetypes {	3325	sub reload_archetypes {
2972	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
2973	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
2974	#d# NEED to laod twice to resolve forward references
2975	# this really needs to be done in an extra post-pass
2976	# (which needs to be synchronous, so solve it differently)
2977	load_resource_file "$DATADIR/archetypes"
2978	or die "unable to load archetypes\n";
2979	}	3328	}
2980		3329
2981	sub reload_treasures {	3330	sub reload_treasures {
2982	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
2983	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
2984	}	3333	}
2985		3334
2986	sub reload_resources {	3335	sub reload_resources {
2987	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
2988		3337
		3338	reload_facedata;
		3339	reload_archetypes;
2989	reload_regions;	3340	reload_regions;
2990	reload_facedata;
2991	#reload_archetypes;#d#
2992	reload_archetypes;
2993	reload_treasures;	3341	reload_treasures;
2994		3342
2995	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
2996	}	3344	}
2997		3345
2998	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
2999	reload_resources;	3351	reload_resources;
3000	}	3352	}
3001		3353
3002	sub cfg_load {	3354	sub reload_config {
3003	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3004	or return;	3356	or return;
3005		3357
3006	local $/;	3358	local $/;
3007	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3008		3360
3009	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3010		3362
3011	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3012	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3018	};	3370	};
3019	warn $@ if $@;	3371	warn $@ if $@;
3020	}	3372	}
3021	}	3373	}
3022		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3023	sub main {	3394	sub main {
		3395	atomic;
		3396
3024	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3025	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3027	(async {	3400	(async {
3028	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
3029	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3030	};	3404	};
3031		3405
3032	cfg_load;	3406	{
		3407	my $guard = freeze_mainloop;
		3408	reload_config;
3033	db_init;	3409	db_init;
3034	load_extensions;	3410	load_extensions;
3035		3411
3036	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3037	Event::loop;	3420	EV::loop;
3038	}	3421	}
3039		3422
3040	#############################################################################	3423	#############################################################################
3041	# initialisation and cleanup	3424	# initialisation and cleanup
3042		3425
3043	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3044	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3045	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3046	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3047	reentrant => 0,
3048	data => WF_AUTOCANCEL,
3049	signal => $signal,
3050	prio => 0,
3051	cb => sub {
3052	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3053	},
3054	);	3432	};
3055	}	3433	}
3056	}	3434	}
3057		3435
3058	sub write_runtime {	3436	sub write_runtime_sync {
3059	my $runtime = "$LOCALDIR/runtime";
3060
3061	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3062	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3063		3439
3064	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3065		3441
3066	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3067		3443
3068	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3069	or return;	3445	or return;
3070		3446
3071	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3072	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3073	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3083	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3084		3460
3085	close $fh	3461	close $fh
3086	or return;	3462	or return;
3087		3463
3088	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3089	and return;	3465	and return;
3090		3466
3091	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3092		3468
3093	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3094	}	3513	}
3095		3514
3096	sub emergency_save() {	3515	sub emergency_save() {
3097	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3098		3517
…		…
3104	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3105	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3106	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3107	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3108	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3109	$pl->save;	3529	$pl->save;
3110	}	3530	}
3111	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3112		3532
3113	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3119	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3120		3540
3121	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3123	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3124	};	3548	};
3125		3549
3126	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3127	}	3551	}
3128		3552
3129	sub post_cleanup {	3553	sub post_cleanup {
3130	my ($make_core) = @_;	3554	my ($make_core) = @_;
3131		3555
3132	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3133	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3134	}	3587	}
3135		3588
3136	sub do_reload_perl() {	3589	sub do_reload_perl() {
3137	# can/must only be called in main	3590	# can/must only be called in main
3138	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3139	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3140	return;	3593	return;
3141	}	3594	}
3142		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3143	warn "reloading...";	3599	warn "reloading...";
3144		3600
3145	warn "entering sync_job";	3601	warn "entering sync_job";
3146		3602
3147	cf::sync_job {	3603	cf::sync_job {
3148	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3149	cf::emergency_save;	3605	cf::emergency_save;
3150	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3151		3607
3152	warn "syncing database to disk";	3608	warn "syncing database to disk";
3153	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3154		3610
3155	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3156		3612
3157	warn "cancelling all WF_AUTOCANCEL watchers";
3158	for (Event::all_watchers) {
3159	$_->cancel if $_->data & WF_AUTOCANCEL;
3160	}
3161
3162	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3163	for (;;) {
3164	BDB::flush;
3165	IO::AIO::flush;
3166	Coro::cede;
3167	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3168	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3169	}
3170
3171	++$RELOAD;
3172
3173	warn "cancelling all extension coros";
3174	$_->cancel for values %EXT_CORO;
3175	%EXT_CORO = ();
3176
3177	warn "removing commands";
3178	%COMMAND = ();
3179
3180	warn "removing ext/exti commands";
3181	%EXTCMD = ();
3182	%EXTICMD = ();
3183
3184	warn "unloading/nuking all extensions";
3185	for my $pkg (@EXTS) {
3186	warn "... unloading $pkg";
3187
3188	if (my $cb = $pkg->can ("unload")) {
3189	eval {
3190	$cb->($pkg);
3191	1
3192	} or warn "$pkg unloaded, but with errors: $@";
3193	}	3616	}
3194		3617
3195	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3196	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3197	}	3620	%EXT_CORO = ();
3198		3621
3199	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3200	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3201	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3202		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3203	warn "... unloading $k";	3631	warn "... unloading $pkg";
3204	delete $INC{$k};
3205		3632
3206	$k =~ s/\.pm$//;
3207	$k =~ s/\//::/g;
3208
3209	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3210	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3211	}	3642	}
3212		3643
3213	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3214	}	3659	}
3215		3660
3216	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3217	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3218	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3219		3664
3220	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3221	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3222	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3223		3668
3224	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3225	# and global variables created in xs	3670	# and global variables created in xs
3226	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3227		3672
3228	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3229		3674
3230	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3231	require cf;	3676	require cf;
3232	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3233		3678
3234	warn "loading config and database again";	3679	warn "loading config and database again";
3235	cf::cfg_load;	3680	cf::reload_config;
3236		3681
3237	warn "loading extensions";	3682	warn "loading extensions";
3238	cf::load_extensions;	3683	cf::load_extensions;
3239		3684
3240	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3241	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3242	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3243	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3244	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3245	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3246		3691
3247	warn "leaving sync_job";	3692	warn "leaving sync_job";
3248		3693
3249	1	3694	1
3250	} or do {	3695	} or do {
3251	warn $@;	3696	warn $@;
3252	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3253	exit 1;
3254	};	3698	};
3255		3699
3256	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3257	};	3703	};
3258		3704
3259	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3260		3706
3261	sub reload_perl() {	3707	sub reload_perl() {
3262	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3263	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3264		3710
3265	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3266	reentrant => 0,
3267	after => 0,
3268	data => WF_AUTOCANCEL,
3269	cb => sub {
3270	do_reload_perl;	3712	do_reload_perl;
3271	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3272	},
3273	);	3714	};
3274	}	3715	}
3275		3716
3276	register_command "reload" => sub {	3717	register_command "reload" => sub {
3277	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3278		3719
3279	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3280	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3281	async { reload_perl };	3724	reload_perl;
		3725	};
3282	}	3726	}
3283	};	3727	};
3284		3728
3285	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3286		3730
…		…
3288		3732
3289	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3290	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3291		3735
3292	sub wait_for_tick {	3736	sub wait_for_tick {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3295		3738
3296	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3298	$signal->wait;	3741	$signal->wait;
3299	}	3742	}
3300		3743
3301	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3302	return unless $TICK_WATCHER->is_active;
3303	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3304		3746
3305	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3306	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3307	$signal->wait;	3749	$signal->wait;
3308	}	3750	}
3309		3751
3310	my $min = 1e6;#d#	3752	sub tick {
3311	my $avg = 10;
3312	$TICK_WATCHER = Event->timer (
3313	reentrant => 0,
3314	parked => 1,
3315	prio => 0,
3316	at => $NEXT_TICK || $TICK,
3317	data => WF_AUTOCANCEL,
3318	cb => sub {
3319	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3320	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3321	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3322	return;	3756	return;
3323	}	3757	}
3324		3758
3325	$NOW = $tick_start = Event::time;
3326
3327	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3328		3760
3329	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3330	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3331	my $t = Event::time;	3763	Coro::async_pool {
3332	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3333	or die;	3765	write_runtime_sync
3334		3766	or warn "ERROR: unable to write runtime file: $!";
3335	$map->width (50);
3336	$map->height (50);
3337	$map->alloc;
3338	$map->_load_objects ("/tmp/x.map", 1);
3339	my $t = Event::time - $t;
3340
3341	#next unless $t < 0.0013;#d#
3342	if ($t < $min) {
3343	$min = $t;
3344	}
3345	$avg = $avg * 0.99 + $t * 0.01;
3346	}
3347	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3348	exit 0;
3349	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3350	};	3767	};
		3768	}
3351		3769
3352	$RUNTIME += $TICK;
3353	$NEXT_TICK += $TICK;
3354
3355	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3356	$NEXT_RUNTIME_WRITE = $NOW + 10;
3357	Coro::async_pool {
3358	write_runtime
3359	or warn "ERROR: unable to write runtime file: $!";
3360	};
3361	}
3362
3363	# my $AFTER = Event::time;
3364	# warn $AFTER - $NOW;#d#
3365
3366	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3367	$sig->send;	3771	$sig->send;
3368	}	3772	}
3369	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3370	$sig->send;	3774	$sig->send;
3371	}	3775	}
3372		3776
3373	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3374
3375	# if we are delayed by four ticks or more, skip them all
3376	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3377
3378	$TICK_WATCHER->at ($NEXT_TICK);
3379	$TICK_WATCHER->start;
3380
3381	$LOAD = ($NOW - $tick_start) / $TICK;
3382	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3383		3779
3384	_post_tick;	3780	if (0) {
3385		3781	if ($NEXT_TICK) {
3386		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3387	},	3786	}
3388	);	3787	}
3389		3788
3390	{	3789	{
3391	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3392	$BDB_POLL_WATCHER = Event->io (	3791
3393	reentrant => 0,
3394	fd => BDB::poll_fileno,
3395	poll => 'r',
3396	prio => 0,
3397	data => WF_AUTOCANCEL,
3398	cb => \&BDB::poll_cb,
3399	);
3400	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3401		3793	BDB::max_poll_reqs $TICK * 0.1;
3402	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3403	my $status;
3404	my $current = $Coro::current;
3405	(
3406	sub {
3407	$status = $!;
3408	$current->ready; undef $current;
3409	},
3410	sub {
3411	Coro::schedule while defined $current;
3412	$! = $status;
3413	},
3414	)
3415	};
3416		3795
3417	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3418	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3419		3803
3420	cf::sync_job {	3804	cf::sync_job {
3421	eval {	3805	eval {
3422	BDB::db_env_open	3806	BDB::db_env_open
3423	$DB_ENV,	3807	$DB_ENV,
…		…
3425	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3426	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3427	0666;	3811	0666;
3428		3812
3429	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3430
3431	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3432	$DB_ENV->set_lk_detect;
3433	};	3814	};
3434		3815
3435	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3436	};	3817	};
3437	}	3818	}
		3819
		3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3822	};
		3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3825	};
		3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3828	};
3438	}	3829	}
3439		3830
3440	{	3831	{
		3832	# configure IO::AIO
		3833
3441	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3442
3443	undef $Coro::AIO::WATCHER;
3444	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3445	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3446	reentrant => 0,
3447	data => WF_AUTOCANCEL,
3448	fd => IO::AIO::poll_fileno,
3449	poll => 'r',
3450	prio => 6,
3451	cb => \&IO::AIO::poll_cb,
3452	);
3453	}	3837	}
3454		3838
3455	my $_log_backtrace;	3839	my $_log_backtrace;
3456		3840
3457	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3460	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3461		3845
3462	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3463	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3464	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3465	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3466	my @bt = fork_call {	3853	my @bt = fork_call {
3467	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3468	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3469	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3470	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3478	}	3865	}
3479		3866
3480	@funcs	3867	@funcs
3481	};	3868	};
3482		3869
3483	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3484	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3485	--$_log_backtrace;	3873	--$_log_backtrace;
3486	};	3874	};
3487	} else {	3875	} else {
3488	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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