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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.355 by root, Sun Sep 2 12:45:44 2007 UTC vs.
Revision 1.457 by root, Wed Oct 1 05:50:19 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
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
102		136
103	binmode STDOUT;	137	binmode STDOUT;
104	binmode STDERR;	138	binmode STDERR;
105		139
106	# read virtual server time, if available	140	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
111	}	145	}
112		146
113	mkdir $_	147	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		193
160	The raw value load value from the last tick.	194	The raw value load value from the last tick.
161		195
162	=item %cf::CFG	196	=item %cf::CFG
163		197
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	199	from wherever your confdir points to.
166		200
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		202
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	203	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	221	$msg .= "\n"
188	unless $msg =~ /\n$/;	222	unless $msg =~ /\n$/;
189		223
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	224	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		225
192	utf8::encode $msg;
193	LOG llevError, $msg;	226	LOG llevError, $msg;
194	};	227	};
195	}	228	}
		229
		230	$Coro::State::DIEHOOK = sub {
		231	return unless $^S eq 0; # "eq", not "=="
		232
		233	if ($Coro::current == $Coro::main) {#d#
		234	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		235	return;#d#
		236	}#d#
		237
		238	# kill coroutine otherwise
		239	warn Carp::longmess $_[0];
		240	Coro::terminate
		241	};
		242
		243	$SIG{__DIE__} = sub { }; #d#?
196		244
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	255	for my $pkg (qw(
208	cf::global cf::attachable	256	cf::global cf::attachable
209	cf::object cf::object::player	257	cf::object cf::object::player
210	cf::client cf::player	258	cf::client cf::player
211	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
212	cf::map cf::party cf::region	261	cf::party cf::region
213	)) {	262	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	264	}
217		265
218	$Event::DIED = sub {	266	$EV::DIED = sub {
219	warn "error in event callback: @_";	267	warn "error in event callback: @_";
220	};	268	};
221		269
222	#############################################################################	270	#############################################################################
223		271
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	294	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	295	$d
248	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
249	}	297	}
250		298
251	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
252		300
253	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
254		302
255	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
256		304
257	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
258		306
259	=cut	307	=cut
260		308
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		310
263	sub to_json ($) { $json_coder->encode ($_[0]) }	311	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	312	sub decode_json($) { $json_coder->decode ($_[0]) }
		313
		314	=item cf::post_init { BLOCK }
		315
		316	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		317	but I<before> the server starts ticking again.
		318
		319	The cdoeblock will have a single boolean argument to indicate whether this
		320	is a reload or not.
		321
		322	=cut
		323
		324	sub post_init(&) {
		325	push @POST_INIT, shift;
		326	}
265		327
266	=item cf::lock_wait $string	328	=item cf::lock_wait $string
267		329
268	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
269		331
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	347	Return true if the lock is currently active, i.e. somebody has locked it.
286		348
287	=cut	349	=cut
288		350
289	our %LOCK;	351	our %LOCK;
		352	our %LOCKER;#d#
290		353
291	sub lock_wait($) {	354	sub lock_wait($) {
292	my ($key) = @_;	355	my ($key) = @_;
293		356
		357	if ($LOCKER{$key} == $Coro::current) {#d#
		358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		359	return;#d#
		360	}#d#
		361
294	# wait for lock, if any	362	# wait for lock, if any
295	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
296	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	366	Coro::schedule;
298	}	367	}
299	}	368	}
300		369
…		…
303		372
304	# wait, to be sure we are not locked	373	# wait, to be sure we are not locked
305	lock_wait $key;	374	lock_wait $key;
306		375
307	$LOCK{$key} = [];	376	$LOCK{$key} = [];
		377	$LOCKER{$key} = $Coro::current;#d#
308		378
309	Coro::guard {	379	Coro::guard {
		380	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	381	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	382	$_->ready for @{ delete $LOCK{$key} };
312	}	383	}
313	}	384	}
314		385
…		…
317		388
318	! ! $LOCK{$key}	389	! ! $LOCK{$key}
319	}	390	}
320		391
321	sub freeze_mainloop {	392	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
323		394
324	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	396	}
326	};	397
327	$TICK_WATCHER->stop;	398	=item cf::periodic $interval, $cb
328	$guard	399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
329	}	411	}
330		412
331	=item cf::get_slot $time[, $priority[, $name]]	413	=item cf::get_slot $time[, $priority[, $name]]
332		414
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
346		428
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
349	my $signal = new Coro::Signal;	433	my $signal = new Coro::Signal;
350		434
351	while () {	435	while () {
352	next_job:	436	next_job:
353	my $avail = cf::till_tick;	437	my $avail = cf::till_tick;
…		…
361	}	445	}
362	}	446	}
363	}	447	}
364		448
365	if (@SLOT_QUEUE) {	449	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	451	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	452	$signal->wait;
369	} else {	453	} else {
370	Coro::schedule;	454	Coro::schedule;
371	}	455	}
372	}	456	}
373	};	457	};
374		458
375	sub get_slot($;$$) {	459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
376	my ($time, $pri, $name) = @_;	462	my ($time, $pri, $name) = @_;
377		463
378	$time = $TICK * .6 if $time > $TICK * .6;	464	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	465	my $sig = new Coro::Signal;
380		466
…		…
394		480
395	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
396		482
397	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
398		484
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	488	acceptable.
403		489
404	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		496
411	sub sync_job(&) {	497	sub sync_job(&) {
412	my ($job) = @_;	498	my ($job) = @_;
413		499
414	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	501	my $time = EV::time;
416		502
417	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
419		505
420	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	507
422	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
423		509
424	my $busy = 1;	510	my $busy = 1;
425	my @res;	511	my @res;
426		512
427	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	515	@res = eval { $job->() };
429	warn $@ if $@;	516	warn $@ if $@;
430	undef $busy;	517	undef $busy;
431	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
432		519
433	while ($busy) {	520	while ($busy) {
434	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
435	}	525	}
		526	}
436		527
437	$time = Event::time - $time;	528	my $time = EV::time - $time;
438		529
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
443		531
444	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
445	} else {	533	} else {
446	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
447		535
…		…
472	=item fork_call { }, $args	560	=item fork_call { }, $args
473		561
474	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
478		566
479	=cut	567	=cut
480		568
481	sub fork_call(&@) {	569	sub fork_call(&@) {
482	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
…		…
491	}, @args;	579	}, @args;
492		580
493	wantarray ? @res : $res[-1]	581	wantarray ? @res : $res[-1]
494	}	582	}
495		583
		584	=item $coin = coin_from_name $name
		585
		586	=cut
		587
		588	our %coin_alias = (
		589	"silver" => "silvercoin",
		590	"silvercoin" => "silvercoin",
		591	"silvercoins" => "silvercoin",
		592	"gold" => "goldcoin",
		593	"goldcoin" => "goldcoin",
		594	"goldcoins" => "goldcoin",
		595	"platinum" => "platinacoin",
		596	"platinumcoin" => "platinacoin",
		597	"platinumcoins" => "platinacoin",
		598	"platina" => "platinacoin",
		599	"platinacoin" => "platinacoin",
		600	"platinacoins" => "platinacoin",
		601	"royalty" => "royalty",
		602	"royalties" => "royalty",
		603	);
		604
		605	sub coin_from_name($) {
		606	$coin_alias{$_[0]}
		607	? cf::arch::find $coin_alias{$_[0]}
		608	: undef
		609	}
		610
496	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
497		612
498	Returns a single value from the environment database.	613	Returns a single value from the environment database.
499		614
500	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
501		616
502	Stores the given C<$value> in the family. It can currently store binary	617	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	618	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		619
		620	=item $db = cf::db_table "name"
		621
		622	Create and/or open a new database table. The string must not be "db" and must be unique
		623	within each server.
		624
505	=cut	625	=cut
		626
		627	sub db_table($) {
		628	my ($name) = @_;
		629	my $db = BDB::db_create $DB_ENV;
		630
		631	eval {
		632	$db->set_flags (BDB::CHKSUM);
		633
		634	utf8::encode $name;
		635	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		636	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		637	cf::cleanup "db_open(db): $!" if $!;
		638	};
		639	cf::cleanup "db_open(db): $@" if $@;
		640
		641	$db
		642	}
506		643
507	our $DB;	644	our $DB;
508		645
509	sub db_init {	646	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	647	cf::sync_job {
514	eval {	648	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	649	};
524	}	650	}
525		651
526	sub db_get($$) {	652	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
528		654
…		…
626		752
627	#############################################################################	753	#############################################################################
628		754
629	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
630		756
631	Many objects in crossfire are so-called attachable objects. That means you can	757	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	758	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
634		760
635	In the following description, CLASS can be any of C<global>, C<object>	761	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	762	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	763	Deliantra).
638		764
639	=over 4	765	=over 4
640		766
641	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
642		768
…		…
686	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
687		813
688	Register an attachment by C<$name> through which attachable objects of the	814	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
690		816
691	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	818	that are attached at load/instantiate time, thus the need for a name.
693		819
694	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
695		821
696	=over 4	822	=over 4
…		…
924	}	1050	}
925		1051
926	0	1052	0
927	}	1053	}
928		1054
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1056
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1058
933	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
934		1060
…		…
940		1066
941	=cut	1067	=cut
942		1068
943	#############################################################################	1069	#############################################################################
944	# object support	1070	# object support
945	#
946		1071
		1072	sub _object_equal($$);
		1073	sub _object_equal($$) {
		1074	my ($a, $b) = @_;
		1075
		1076	return 0 unless (ref $a) eq (ref $b);
		1077
		1078	if ("HASH" eq ref $a) {
		1079	my @ka = keys %$a;
		1080	my @kb = keys %$b;
		1081
		1082	return 0 if @ka != @kb;
		1083
		1084	for (0 .. $#ka) {
		1085	return 0 unless $ka[$_] eq $kb[$_];
		1086	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1087	}
		1088
		1089	} elsif ("ARRAY" eq ref $a) {
		1090
		1091	return 0 if @$a != @$b;
		1092
		1093	for (0 .. $#$a) {
		1094	return 0 unless _object_equal $a->[$_], $b->[$_];
		1095	}
		1096
		1097	} elsif ($a ne $b) {
		1098	return 0;
		1099	}
		1100
		1101	1
		1102	}
		1103
		1104	our $SLOW_MERGES;#d#
947	sub _can_merge {	1105	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1106	my ($ob1, $ob2) = @_;
949		1107
950	local $Storable::canonical = 1;	1108	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1109
954	$fob1 eq $fob2	1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
955	}	1112	}
956		1113
957	sub reattach {	1114	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1116	my ($obj) = @_;
960		1117
		1118	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1119	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1120
963	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
964		1122
965	@$registry = ();	1123	@$registry = ();
966		1124
…		…
981	cf::attachable->attach (	1139	cf::attachable->attach (
982	prio => -1000000,	1140	prio => -1000000,
983	on_instantiate => sub {	1141	on_instantiate => sub {
984	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
985		1143
986	$data = from_json $data;	1144	$data = decode_json $data;
987		1145
988	for (@$data) {	1146	for (@$data) {
989	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
990		1148
991	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1165	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
1009		1167
1010	sync_job {	1168	sync_job {
1011	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
1014		1173
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1178	aio_close $fh;
1020		1179
1021	if (@$objs) {	1180	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1186	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1188	}
1030	} else {	1189	} else {
1031	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
1032	}	1191	}
1033		1192
1034	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1197	} else {
1036	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
1037	}	1199	}
1038	} else {	1200	} else {
1039	aio_unlink $filename;	1201	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1202	aio_unlink "$filename.pst";
1041	}	1203	}
1042	}	1204	};
1043	}	1205	}
1044		1206
1045	sub object_freezer_as_string {	1207	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1208	my ($rdata, $objs) = @_;
1047		1209
…		…
1059	or return;	1221	or return;
1060		1222
1061	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1225	or return;
		1226
1064	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1065	}	1229	}
1066		1230
		1231	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
		1234
1069	return ($data, $av);	1235	($data, $av)
1070	}	1236	}
1071		1237
1072	=head2 COMMAND CALLBACKS	1238	=head2 COMMAND CALLBACKS
1073		1239
1074	=over 4	1240	=over 4
…		…
1128	my ($name, $cb) = @_;	1294	my ($name, $cb) = @_;
1129		1295
1130	$EXTICMD{$name} = $cb;	1296	$EXTICMD{$name} = $cb;
1131	}	1297	}
1132		1298
		1299	use File::Glob ();
		1300
1133	cf::player->attach (	1301	cf::player->attach (
1134	on_command => sub {	1302	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1136		1304
1137	my $cb = $COMMAND{$name}	1305	my $cb = $COMMAND{$name}
…		…
1169		1337
1170	cf::override;	1338	cf::override;
1171	},	1339	},
1172	);	1340	);
1173		1341
		1342	# "readahead" all extensions
		1343	sub cache_extensions {
		1344	my $grp = IO::AIO::aio_group;
		1345
		1346	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1347	for (grep /\.ext$/, @{$_[0]}) {
		1348	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1349	}
		1350	};
		1351
		1352	$grp
		1353	}
		1354
1174	sub load_extensions {	1355	sub load_extensions {
1175	cf::sync_job {	1356	cf::sync_job {
1176	my %todo;	1357	my %todo;
1177		1358
1178	for my $path (<$LIBDIR/*.ext>) {	1359	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1378
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1381
1201	$ext{source} =	1382	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1204	. $source	1385	. $source
1205	. "\n};\n1";	1386	. "\n};\n1";
1206		1387
1207	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1225		1406
1226	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1408	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1410	}
1231		1411
1232	warn $msg;	1412	warn $msg;
1233	}	1413	}
1234		1414
…		…
1248		1428
1249	=back	1429	=back
1250		1430
1251	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1252		1432
1253	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1254		1434
1255	=cut	1435	=cut
1256		1436
1257	package cf::player;	1437	package cf::player;
1258		1438
1259	use Coro::AIO;	1439	use Coro::AIO;
1260		1440
1261	=head3 cf::player	1441	=head3 cf::player
1262		1442
1263	=over 4	1443	=over 4
		1444
		1445	=item cf::player::num_playing
		1446
		1447	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1448
		1449	=cut
		1450
		1451	sub num_playing {
		1452	scalar grep
		1453	$_->ob->map
		1454	&& !$_->hidden
		1455	&& !$_->ob->flag (cf::FLAG_WIZ),
		1456	cf::player::list
		1457	}
1264		1458
1265	=item cf::player::find $login	1459	=item cf::player::find $login
1266		1460
1267	Returns the given player object, loading it if necessary (might block).	1461	Returns the given player object, loading it if necessary (might block).
1268		1462
…		…
1287		1481
1288	sub exists($) {	1482	sub exists($) {
1289	my ($login) = @_;	1483	my ($login) = @_;
1290		1484
1291	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1293	}	1487	}
1294		1488
1295	sub find($) {	1489	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1491	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1498	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1499	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1500	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1501	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1502
1309	my $pl = load_pl path $login	1503	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1504	or return;
		1505
		1506	my $pl = cf::player::load_pl $f
		1507	or return;
		1508
		1509	local $cf::PLAYER_LOADING{$login} = $pl;
		1510	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1312	}	1512	}
1313	}	1513	}
1314	}	1514	}
1315		1515
…		…
1323		1523
1324	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1325		1525
1326	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
		1528
		1529	cf::get_slot 0.01;
1328		1530
1329	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1532	cf::cede_to_tick;
1331	}	1533	}
1332		1534
…		…
1364	my ($pl) = @_;	1566	my ($pl) = @_;
1365		1567
1366	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1367		1569
1368	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1571	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1572
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1375		1579
1376	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1620
1417	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
1418	my $path = path $login;	1622	my $path = path $login;
1419		1623
1420	# a .pst is a dead give-away for a valid player	1624	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1630	}
1426		1631
…		…
1457	}	1662	}
1458		1663
1459	\@paths	1664	\@paths
1460	}	1665	}
1461		1666
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1668
1464	Expand crossfire pod fragments into protocol xml.	1669	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1670
1513	=item $player->ext_reply ($msgid, @msg)	1671	=item $player->ext_reply ($msgid, @msg)
1514		1672
1515	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1516		1674
…		…
1583	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1585		1743
1586	sub generate_random_map {	1744	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1745	my ($self, $rmp) = @_;
		1746
		1747	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1748
1588	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1750	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1875
1715	# the temporary/swap location	1876	# the temporary/swap location
1716	sub save_path {	1877	sub save_path {
1717	my ($self) = @_;	1878	my ($self) = @_;
1718		1879
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1721	}	1882	}
1722		1883
1723	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1724	sub uniq_path {	1885	sub uniq_path {
1725	my ($self) = @_;	1886	my ($self) = @_;
1726		1887
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1729	}	1890	}
1730		1891
1731	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1732	# all maps in C++...	1893	# all maps in C++...
…		…
1755		1916
1756	sub load_header_from($) {	1917	sub load_header_from($) {
1757	my ($self, $path) = @_;	1918	my ($self, $path) = @_;
1758		1919
1759	utf8::encode $path;	1920	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1921	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1922	or return;
		1923
		1924	$self->_load_header ($f)
		1925	or return;
		1926
		1927	local $MAP_LOADING{$self->{path}} = $self;
		1928	$f->resolve_delayed_derefs;
1765		1929
1766	$self->{load_path} = $path;	1930	$self->{load_path} = $path;
1767		1931
1768	1	1932	1
1769	}	1933	}
…		…
1823	sub find {	1987	sub find {
1824	my ($path, $origin) = @_;	1988	my ($path, $origin) = @_;
1825		1989
1826	$path = normalise $path, $origin && $origin->path;	1990	$path = normalise $path, $origin && $origin->path;
1827		1991
		1992	cf::lock_wait "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1829		1994
1830	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
		1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1831	my $guard = cf::lock_acquire "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
		1998
1832	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1833	or return;	2000	or return;
1834		2001
1835	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
1836		2003
…		…
1838	or return;	2005	or return;
1839		2006
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
		2011	undef $guard1;
1843	$map->reset;	2012	$map->reset;
1844	undef $guard;
1845	return find $path;	2013	return find $path;
1846	}	2014	}
1847		2015
1848	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
1849	}	2017	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2026	local $self->{deny_reset} = 1; # loading can take a long time
1859		2027
1860	my $path = $self->{path};	2028	my $path = $self->{path};
1861		2029
1862	{	2030	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2031	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2032
		2033	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2034	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2035
1868	$self->in_memory (cf::MAP_LOADING);	2036	$self->in_memory (cf::MAP_LOADING);
1869		2037
1870	$self->alloc;	2038	$self->alloc;
1871		2039
1872	$self->pre_load;	2040	$self->pre_load;
1873	cf::cede_to_tick;	2041	cf::cede_to_tick;
1874		2042
		2043	my $f = new_from_file cf::object::thawer $self->{load_path};
		2044	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2045	$self->_load_objects ($f)
1876	or return;	2046	or return;
1877		2047
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1879	if delete $self->{load_original};	2049	if delete $self->{load_original};
1880		2050
1881	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2052	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2053	unless (aio_stat $uniq) {
		2054	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2055	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2056	$self->_load_objects ($f);
		2057	$f->resolve_delayed_derefs;
		2058	}
1886	}	2059	}
1887	}	2060	}
		2061
		2062	$f->resolve_delayed_derefs;
1888		2063
1889	cf::cede_to_tick;	2064	cf::cede_to_tick;
1890	# now do the right thing for maps	2065	# now do the right thing for maps
1891	$self->link_multipart_objects;	2066	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2067	$self->difficulty ($self->estimate_difficulty)
…		…
1904	}	2079	}
1905		2080
1906	$self->{last_save} = $cf::RUNTIME;	2081	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2082	$self->last_access ($cf::RUNTIME);
1908		2083
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2085	}
1911		2086
1912	$self->post_load;	2087	$self->post_load;
1913	}	2088	}
1914		2089
…		…
1972	my ($path, $origin, $load) = @_;	2147	my ($path, $origin, $load) = @_;
1973		2148
1974	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
1975		2150
1976	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2153	}
1979		2154
1980	$MAP_PREFETCH{$path} |= $load;	2155	$MAP_PREFETCH{$path} |= $load;
1981		2156
1982	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
		2158	$Coro::current->{desc} = "map prefetcher";
		2159
1983	while (%MAP_PREFETCH) {	2160	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2161	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2162	if (my $map = find $k) {
1986	$map->load if $v;	2163	$map->load if $v;
1987	}	2164	}
…		…
2013	return if $self->{deny_save};	2190	return if $self->{deny_save};
2014		2191
2015	local $self->{last_access} = $self->last_access;#d#	2192	local $self->{last_access} = $self->last_access;#d#
2016		2193
2017	cf::async {	2194	cf::async {
		2195	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
2019	};	2197	};
		2198
		2199	cf::get_slot 0.02;
2020		2200
2021	if ($uniq) {	2201	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2204	} else {
…		…
2033	$self->save;	2213	$self->save;
2034		2214
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2216
2037	return if $self->players;	2217	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2219	return if $self->{deny_save};
2040		2220
		2221	$self->in_memory (cf::MAP_SWAPPED);
		2222
		2223	$self->deactivate;
		2224	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2225	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2226	}
2044		2227
2045	sub reset_at {	2228	sub reset_at {
2046	my ($self) = @_;	2229	my ($self) = @_;
2047		2230
…		…
2079	if $uniq;	2262	if $uniq;
2080	}	2263	}
2081		2264
2082	delete $cf::MAP{$self->path};	2265	delete $cf::MAP{$self->path};
2083		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2269	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2270
2088	$self->unlink_save;	2271	$self->unlink_save;
2089	$self->destroy;	2272	$self->destroy;
2090	}	2273	}
2091		2274
…		…
2158		2341
2159	sub unique_maps() {	2342	sub unique_maps() {
2160	[	2343	[
2161	map {	2344	map {
2162	utf8::decode $_;	2345	utf8::decode $_;
2163	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2164	? normalise $_	2349	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2351	]
2168	}	2352	}
2169		2353
2170	package cf;
2171
2172	=back	2354	=back
2173		2355
2174	=head3 cf::object	2356	=head3 cf::object
2175		2357
2176	=cut	2358	=cut
…		…
2179		2361
2180	=over 4	2362	=over 4
2181		2363
2182	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2183		2365
2184	Returns the inventory of the object _and_ their inventories, recursively.	2366	Returns the inventory of the object I<and> their inventories, recursively,
		2367	but I<not> the object itself.
2185		2368
2186	=cut	2369	=cut
2187		2370
2188	sub inv_recursive_;	2371	sub inv_recursive_;
2189	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2192		2375
2193	sub inv_recursive {	2376	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2195	}	2378	}
2196		2379
		2380	=item $ref = $ob->ref
		2381
		2382	Creates and returns a persistent reference to an object that can be stored as a string.
		2383
		2384	=item $ob = cf::object::deref ($refstring)
		2385
		2386	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2387	even if the object actually exists. May block.
		2388
		2389	=cut
		2390
		2391	sub deref {
		2392	my ($ref) = @_;
		2393
		2394	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2395	my ($uuid, $name) = ($1, $2);
		2396	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2397	or return;
		2398	$pl->ob->uuid eq $uuid
		2399	or return;
		2400
		2401	$pl->ob
		2402	} else {
		2403	warn "$ref: cannot resolve object reference\n";
		2404	undef
		2405	}
		2406	}
		2407
2197	package cf;	2408	package cf;
2198		2409
2199	=back	2410	=back
2200		2411
2201	=head3 cf::object::player	2412	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2418	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2419	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2210		2421
2211	=cut	2422	=cut
		2423
		2424	our $SAY_CHANNEL = {
		2425	id => "say",
		2426	title => "Map",
		2427	reply => "say ",
		2428	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2429	};
		2430
		2431	our $CHAT_CHANNEL = {
		2432	id => "chat",
		2433	title => "Chat",
		2434	reply => "chat ",
		2435	tooltip => "Player chat and shouts, global to the server.",
		2436	};
2212		2437
2213	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2439	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2440	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2455
2231	} else {	2456	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2459	}
2235	}	2460	}
2236	}	2461	}
2237		2462
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2488
2264	=item $player_object->enter_link	2489	=item $player_object->enter_link
2265		2490
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2491	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2492
2268	The player should be reasonably safe there for short amounts of time. You	2493	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2494	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2495	though, as the palyer cannot control the character while it is on the link
		2496	map.
2270		2497
2271	Will never block.	2498	Will never block.
2272		2499
2273	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2274		2501
…		…
2332		2559
2333	$map->load;	2560	$map->load;
2334	$map->load_neighbours;	2561	$map->load_neighbours;
2335		2562
2336	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2565	$self->activate_recursive;
2338		2566
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2341	}	2569	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2574	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2575	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2576	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2577	be called at the end of this process.
2350		2578
		2579	Note that $check will be called with a potentially non-loaded map, so if
		2580	it needs a loaded map it has to call C<< ->load >>.
		2581
2351	=cut	2582	=cut
2352		2583
2353	our $GOTOGEN;	2584	our $GOTOGEN;
2354		2585
2355	sub cf::object::player::goto {	2586	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2591
2361	$self->enter_link;	2592	$self->enter_link;
2362		2593
2363	(async {	2594	(async {
		2595	$Coro::current->{desc} = "player::goto $path $x $y";
		2596
		2597	# *tag paths override both path and x|y
		2598	if ($path =~ /^\*(.*)$/) {
		2599	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2600	my $ob = $obs[rand @obs];
		2601
		2602	# see if we actually can go there
		2603	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2604	$ob = $obs[rand @obs];
		2605	} else {
		2606	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2607	}
		2608	# else put us there anyways for now #d#
		2609
		2610	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2611	} else {
		2612	($path, $x, $y) = (undef, undef, undef);
		2613	}
		2614	}
		2615
2364	my $map = eval {	2616	my $map = eval {
2365	my $map = cf::map::find $path;	2617	my $map = defined $path ? cf::map::find $path : undef;
2366		2618
2367	if ($map) {	2619	if ($map) {
2368	$map = $map->customise_for ($self);	2620	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2621	$map = $check->($map) if $check && $map;
2370	} else {	2622	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2624	}
2373		2625
2374	$map	2626	$map
2375	};	2627	};
2376		2628
…		…
2412	}	2664	}
2413		2665
2414	sub prepare_random_map {	2666	sub prepare_random_map {
2415	my ($exit) = @_;	2667	my ($exit) = @_;
2416		2668
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2671	# that depends on the exit object
2422		2672
2423	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2675	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2430	}	2682	}
2431		2683
2432	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2433		2685
2434	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2437		2689
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2692	undef $fh;
2441	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2442		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2445	}	2701	}
2446	}	2702	}
2447		2703
2448	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2450		2706
2451	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2452		2708
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2709	$self->enter_link;
2465		2710
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2711	(async {
2471	$self->deactivate_recursive; # just to be sure	2712	$Coro::current->{desc} = "enter_exit";
		2713
2472	unless (eval {	2714	unless (eval {
		2715	$self->deactivate_recursive; # just to be sure
		2716
		2717	# random map handling
		2718	{
		2719	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2720
		2721	prepare_random_map $exit
		2722	if $exit->slaying eq "/!";
		2723	}
		2724
		2725	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2726	my $x = $exit->stats->hp;
		2727	my $y = $exit->stats->sp;
		2728
2473	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2474		2730
		2731	# if exit is damned, update players death & WoR home-position
		2732	$self->contr->savebed ($map, $x, $y)
		2733	if $exit->flag (cf::FLAG_DAMNED);
		2734
2475	1;	2735	1
2476	}) {	2736	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2738	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2741
2482	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2512		2772
2513	=cut	2773	=cut
2514		2774
		2775	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2776	our %CHANNEL = (
2516	"c/identify" => {	2777	"c/identify" => {
2517	id => "identify",	2778	id => "infobox",
2518	title => "Identify",	2779	title => "Identify",
2519	reply => undef,	2780	reply => undef,
2520	tooltip => "Items recently identified",	2781	tooltip => "Items recently identified",
2521	},	2782	},
2522	"c/examine" => {	2783	"c/examine" => {
2523	id => "examine",	2784	id => "infobox",
2524	title => "Examine",	2785	title => "Examine",
2525	reply => undef,	2786	reply => undef,
2526	tooltip => "Signs and other items you examined",	2787	tooltip => "Signs and other items you examined",
2527	},	2788	},
		2789	"c/book" => {
		2790	id => "infobox",
		2791	title => "Book",
		2792	reply => undef,
		2793	tooltip => "The contents of a note or book",
		2794	},
		2795	"c/lookat" => {
		2796	id => "infobox",
		2797	title => "Look",
		2798	reply => undef,
		2799	tooltip => "What you saw there",
		2800	},
		2801	"c/who" => {
		2802	id => "infobox",
		2803	title => "Players",
		2804	reply => undef,
		2805	tooltip => "Shows players who are currently online",
		2806	},
		2807	"c/body" => {
		2808	id => "infobox",
		2809	title => "Body Parts",
		2810	reply => undef,
		2811	tooltip => "Shows which body parts you posess and are available",
		2812	},
		2813	"c/skills" => {
		2814	id => "infobox",
		2815	title => "Skills",
		2816	reply => undef,
		2817	tooltip => "Shows your experience per skill and item power",
		2818	},
		2819	"c/uptime" => {
		2820	id => "infobox",
		2821	title => "Uptime",
		2822	reply => undef,
		2823	tooltip => "How long the server has been running since last restart",
		2824	},
		2825	"c/mapinfo" => {
		2826	id => "infobox",
		2827	title => "Map Info",
		2828	reply => undef,
		2829	tooltip => "Information related to the maps",
		2830	},
		2831	"c/party" => {
		2832	id => "party",
		2833	title => "Party",
		2834	reply => "gsay ",
		2835	tooltip => "Messages and chat related to your party",
		2836	},
2528	);	2837	);
2529		2838
2530	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2841
2533	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
2534		2844
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2846
2537	# check predefined channels, for the benefit of C	2847	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2848	if ($CHANNEL{$channel}) {
		2849	$channel = $CHANNEL{$channel};
2539		2850
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853
		2854	$channel = $channel->{id};
		2855
2540	if (ref $channel) {	2856	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2857	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2858	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2859	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2860	$self->ext_msg (channel_info => $channel)
2545	if $self->can_msg;	2861	if $self->can_msg;
…		…
2553	if ($self->can_msg) {	2869	if ($self->can_msg) {
2554	# default colour, mask it out	2870	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2872	if $color & cf::NDI_DEF;
2557		2873
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2876	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2877	);
		2878
		2879	# try lzf for large packets
		2880	$pkt = "lzf " . Compress::LZF::compress $pkt
		2881	if 1024 <= length $pkt and $self->{can_lzf};
		2882
		2883	# split very large packets
		2884	if (8192 < length $pkt and $self->{can_lzf}) {
		2885	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2886	$pkt = "frag";
		2887	}
		2888
		2889	$self->send_packet ($pkt);
2560	} else {	2890	} else {
2561	if ($color >= 0) {	2891	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones	2892	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {	2893	for ($msg) {
2564	1 while	2894	1 while
…		…
2762	=pod	3092	=pod
2763		3093
2764	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2765		3095
2766	cf::object	3096	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3097	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3098	insert remove name archname title slaying race decrease split
2769		3099
2770	cf::object::player	3100	cf::object::player
2771	player	3101	player
2772		3102
2773	cf::player	3103	cf::player
…		…
2778		3108
2779	=cut	3109	=cut
2780		3110
2781	for (	3111	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3113	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3114	decrease split destroy change_exp)],
2785	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2787	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2788	) {	3118	) {
2789	no strict 'refs';	3119	no strict 'refs';
…		…
2894	{	3224	{
2895	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
2896		3226
2897	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
2899	cf::face::set_visibility $idx, $info->{visibility};	3230	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3231	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3234
2904	cf::cede_to_tick;	3235	cf::cede_to_tick;
2905	}	3236	}
2906		3237
2907	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
2909	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
2910	or next;	3242	or next;
		3243
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3245	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3247	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3266	{
2934	# TODO: for gcfclient pleasure, we should give resources	3267	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3268	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3269	my $res = $facedata->{resource};
2937		3270
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3274	my $data;
2943		3275
2944	if ($info->{type} & 1) {	3276	if ($info->{type} & 1) {
2945	# prepend meta info	3277	# prepend meta info
2946		3278
2947	my $meta = $enc->encode ({	3279	my $meta = $enc->encode ({
2948	name => $name,	3280	name => $name,
2949	%{ $info->{meta} || {} },	3281	%{ $info->{meta} || {} },
2950	});	3282	});
2951		3283
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3284	$data = pack "(w/a*)*", $meta, $info->{data};
		3285	} else {
		3286	$data = $info->{data};
		3287	}
		3288
		3289	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3290	cf::face::set_type $idx, $info->{type};
2953	} else {	3291	} else {
2954	$data = $info->{data};	3292	$RESOURCE{$name} = $info;
2955	}	3293	}
2956		3294
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3295	cf::cede_to_tick;
2961	}	3296	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3300
2982	1	3301	1
2983	}	3302	}
		3303
		3304	cf::global->attach (on_resource_update => sub {
		3305	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3306	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3307
		3308	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3309	my $sound = $soundconf->{compat}[$_]
		3310	or next;
		3311
		3312	my $face = cf::face::find "sound/$sound->[1]";
		3313	cf::sound::set $sound->[0] => $face;
		3314	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3315	}
		3316
		3317	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3318	my $face = cf::face::find "sound/$v";
		3319	cf::sound::set $k => $face;
		3320	}
		3321	}
		3322	});
2984		3323
2985	register_exticmd fx_want => sub {	3324	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3325	my ($ns, $want) = @_;
2987		3326
2988	while (my ($k, $v) = each %$want) {	3327	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3328	$ns->fx_want ($k, $v);
2990	}	3329	}
2991	};	3330	};
		3331
		3332	sub load_resource_file($) {
		3333	my $guard = lock_acquire "load_resource_file";
		3334
		3335	my $status = load_resource_file_ $_[0];
		3336	get_slot 0.1, 100;
		3337	cf::arch::commit_load;
		3338
		3339	$status
		3340	}
2992		3341
2993	sub reload_regions {	3342	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3343	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3344	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3345	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3359	}
3011		3360
3012	sub reload_archetypes {	3361	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3362	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3363	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3364	}
3021		3365
3022	sub reload_treasures {	3366	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3367	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3368	or die "unable to load treasurelists\n";
3025	}	3369	}
3026		3370
3027	sub reload_resources {	3371	sub reload_resources {
3028	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
3029		3373
		3374	reload_facedata;
		3375	reload_archetypes;
3030	reload_regions;	3376	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3377	reload_treasures;
3035		3378
3036	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
3037	}
3038
3039	sub init {
3040	reload_resources;
3041	}	3380	}
3042		3381
3043	sub reload_config {	3382	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3384	or return;
3046		3385
3047	local $/;	3386	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
3049		3388
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3390
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3391	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3392	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3059	};	3398	};
3060	warn $@ if $@;	3399	warn $@ if $@;
3061	}	3400	}
3062	}	3401	}
3063		3402
		3403	sub pidfile() {
		3404	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3405	or die "$PIDFILE: $!";
		3406	flock $fh, &Fcntl::LOCK_EX
		3407	or die "$PIDFILE: flock: $!";
		3408	$fh
		3409	}
		3410
		3411	# make sure only one server instance is running at any one time
		3412	sub atomic {
		3413	my $fh = pidfile;
		3414
		3415	my $pid = <$fh>;
		3416	kill 9, $pid if $pid > 0;
		3417
		3418	seek $fh, 0, 0;
		3419	print $fh $$;
		3420	}
		3421
3064	sub main {	3422	sub main {
		3423	cf::init_globals; # initialise logging
		3424
		3425	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3426	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3427	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3428	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3429
		3430	cf::init_experience;
		3431	cf::init_anim;
		3432	cf::init_attackmess;
		3433	cf::init_dynamic;
		3434	cf::init_block;
		3435
		3436	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3437
3065	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3441	(async {
3069	Event::one_event;	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3443	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
3071	};	3445	};
3072		3446
		3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
3073	reload_config;	3451	reload_config;
3074	db_init;	3452	db_init;
		3453
		3454	cf::load_settings;
		3455	cf::load_materials;
		3456	cf::init_uuid;
		3457	cf::init_signals;
		3458	cf::init_commands;
		3459	cf::init_skills;
		3460
		3461	cf::init_beforeplay;
		3462
		3463	atomic;
		3464
3075	load_extensions;	3465	load_extensions;
3076		3466
3077	$TICK_WATCHER->start;	3467	utime time, time, $RUNTIMEFILE;
		3468
		3469	# no (long-running) fork's whatsoever before this point(!)
		3470	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3471
		3472	(pop @POST_INIT)->(0) while @POST_INIT;
		3473	};
		3474
3078	Event::loop;	3475	EV::loop;
3079	}	3476	}
3080		3477
3081	#############################################################################	3478	#############################################################################
3082	# initialisation and cleanup	3479	# initialisation and cleanup
3083		3480
3084	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
3085	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
3094	},
3095	);	3487	};
3096	}	3488	}
3097	}	3489	}
3098		3490
3099	sub write_runtime {	3491	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
3104		3494
3105	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3496
3107	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
3108		3498
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3500	or return;
3111		3501
3112	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
3125		3515
3126	close $fh	3516	close $fh
3127	or return;	3517	or return;
3128		3518
3129	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3520	and return;
3131		3521
3132	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
3133		3523
3134	1	3524	1
		3525	}
		3526
		3527	our $uuid_lock;
		3528	our $uuid_skip;
		3529
		3530	sub write_uuid_sync($) {
		3531	$uuid_skip ||= $_[0];
		3532
		3533	return if $uuid_lock;
		3534	local $uuid_lock = 1;
		3535
		3536	my $uuid = "$LOCALDIR/uuid";
		3537
		3538	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3539	or return;
		3540
		3541	my $value = uuid_seq uuid_cur;
		3542
		3543	unless ($value) {
		3544	warn "cowardly refusing to write zero uuid value!\n";
		3545	return;
		3546	}
		3547
		3548	my $value = uuid_str $value + $uuid_skip;
		3549	$uuid_skip = 0;
		3550
		3551	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3552	and return;
		3553
		3554	# always fsync - this file is important
		3555	aio_fsync $fh
		3556	and return;
		3557
		3558	close $fh
		3559	or return;
		3560
		3561	aio_rename "$uuid~", $uuid
		3562	and return;
		3563
		3564	warn "uuid file written ($value).\n";
		3565
		3566	1
		3567
		3568	}
		3569
		3570	sub write_uuid($$) {
		3571	my ($skip, $sync) = @_;
		3572
		3573	$sync ? write_uuid_sync $skip
		3574	: async { write_uuid_sync $skip };
3135	}	3575	}
3136		3576
3137	sub emergency_save() {	3577	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
3139		3579
3140	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
3141		3581
3142	cf::sync_job {	3582	cf::sync_job {
		3583	# this is a trade-off: we want to be very quick here, so
		3584	# save all maps without fsync, and later call a global sync
		3585	# (which in turn might be very very slow)
		3586	local $USE_FSYNC = 0;
		3587
3143	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
3144	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
3145	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
3147	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3596	$pl->save;
3151	}	3597	}
3152	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
3153		3599
3154	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
3155	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
3156	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
3157	$map->valid or next;	3603	$map->valid or next;
3158	$map->save;	3604	$map->save;
3159	}	3605	}
3160	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
3161		3607
3162	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3610	warn "emergency_perl_save: end database checkpoint\n";
		3611
		3612	warn "emergency_perl_save: begin write uuid\n";
		3613	write_uuid_sync 1;
		3614	warn "emergency_perl_save: end write uuid\n";
3165	};	3615	};
3166		3616
		3617	warn "emergency_perl_save: starting sync()\n";
		3618	IO::AIO::aio_sync sub {
		3619	warn "emergency_perl_save: finished sync()\n";
		3620	};
		3621
3167	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
3168	}	3623	}
3169		3624
3170	sub post_cleanup {	3625	sub post_cleanup {
3171	my ($make_core) = @_;	3626	my ($make_core) = @_;
3172		3627
3173	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3629	if $make_core;
		3630
		3631	my $fh = pidfile;
		3632	unlink $PIDFILE if <$fh> == $$;
		3633	}
		3634
		3635	# a safer delete_package, copied from Symbol
		3636	sub clear_package($) {
		3637	my $pkg = shift;
		3638
		3639	# expand to full symbol table name if needed
		3640	unless ($pkg =~ /^main::.*::$/) {
		3641	$pkg = "main$pkg" if $pkg =~ /^::/;
		3642	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3643	$pkg .= '::' unless $pkg =~ /::$/;
		3644	}
		3645
		3646	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3647	my $stem_symtab = *{$stem}{HASH};
		3648
		3649	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3650	or return;
		3651
		3652	# clear all symbols
		3653	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3654	for my $name (keys %$leaf_symtab) {
		3655	_gv_clear *{"$pkg$name"};
		3656	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3657	}
		3658	warn "cleared package $pkg\n";#d#
3175	}	3659	}
3176		3660
3177	sub do_reload_perl() {	3661	sub do_reload_perl() {
3178	# can/must only be called in main	3662	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
3181	return;	3665	return;
3182	}	3666	}
3183		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
3184	warn "reloading...";	3673	warn "reloading...";
3185		3674
3186	warn "entering sync_job";	3675	warn "entering sync_job";
3187		3676
3188	cf::sync_job {	3677	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3679	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
3192		3681
3193	warn "syncing database to disk";	3682	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3684
3196	# if anything goes wrong in here, we should simply crash as we already saved	3685	# if anything goes wrong in here, we should simply crash as we already saved
3197		3686
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3690	}
3235		3691
3236	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
3238	}	3694	%EXT_CORO = ();
3239		3695
3240	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3705	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3706
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
3251	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
3252	}	3716	}
3253		3717
3254	Symbol::delete_package $k;	3718	warn "unloading all perl modules loaded from $LIBDIR";
		3719	while (my ($k, $v) = each %INC) {
		3720	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3721
		3722	warn "... unloading $k";
		3723	delete $INC{$k};
		3724
		3725	$k =~ s/\.pm$//;
		3726	$k =~ s/\//::/g;
		3727
		3728	if (my $cb = $k->can ("unload_module")) {
		3729	$cb->();
		3730	}
		3731
		3732	clear_package $k;
3255	}	3733	}
3256		3734
3257	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3737	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3738
3261	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
3264		3742
3265	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3744	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
3268		3746
3269	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
3270		3748
3271	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
3272	require cf;	3750	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3752
3275	warn "loading config and database again";	3753	warn "loading config and database again";
3276	cf::reload_config;	3754	cf::reload_config;
3277		3755
3278	warn "loading extensions";	3756	warn "loading extensions";
3279	cf::load_extensions;	3757	cf::load_extensions;
3280		3758
		3759	if ($REATTACH_ON_RELOAD) {
3281	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
3287		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
3288	warn "leaving sync_job";	3771	warn "leaving sync_job";
3289		3772
3290	1	3773	1
3291	} or do {	3774	} or do {
3292	warn $@;	3775	warn $@;
3293	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3777	};
3296		3778
3297	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
3298	};	3785	};
3299		3786
3300	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
3301		3788
3302	sub reload_perl() {	3789	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
3305		3792
3306	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
3307	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
3308	after => 0,	3795
3309	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3310	cb => sub {
3311	do_reload_perl;	3797	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
3313	},	3799	};
3314	);	3800	};
3315	}	3801	}
3316		3802
3317	register_command "reload" => sub {	3803	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
3319		3805
3320	if ($who->flag (FLAG_WIZ)) {	3806	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3807	$who->message ("reloading server.");
		3808	async {
		3809	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3810	reload_perl;
		3811	};
3323	}	3812	}
3324	};	3813	};
3325		3814
3326	unshift @INC, $LIBDIR;	3815	unshift @INC, $LIBDIR;
3327		3816
…		…
3329		3818
3330	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
3332		3821
3333	sub wait_for_tick {	3822	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3824
3337	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3827	$signal->wait;
3340	}	3828	}
3341		3829
3342	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3832
3346	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3835	$signal->wait;
3349	}	3836	}
3350		3837
3351	my $min = 1e6;#d#	3838	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3363	return;	3842	return;
3364	}	3843	}
3365		3844
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3369		3846
3370	0 && sync_job {#d#	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3849	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3850	$Coro::current->{desc} = "runtime saver";
3374	or die;	3851	write_runtime_sync
3375		3852	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3853	};
		3854	}
3392		3855
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3857	$sig->send;
3409	}	3858	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3860	$sig->send;
3412	}	3861	}
3413		3862
3414	$NOW = Event::time;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3865
3425	_post_tick;	3866	if (0) {
3426		3867	if ($NEXT_TICK) {
3427		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3428	},	3872	}
3429	);	3873	}
3430		3874
3431	{	3875	{
3432	BDB::max_poll_time $TICK * 0.1;	3876	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3877
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3442		3879	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3880	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3881
3458	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3883	$DB_ENV = BDB::db_env_create;
		3884	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3885	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3886	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3887	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3888	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3889
3461	cf::sync_job {	3890	cf::sync_job {
3462	eval {	3891	eval {
3463	BDB::db_env_open	3892	BDB::db_env_open
3464	$DB_ENV,	3893	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3895	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3896	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3897	0666;
3469		3898
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3899	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3900	};
3475		3901
3476	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3903	};
3478	}	3904	}
		3905
		3906	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3907	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3908	};
		3909	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3910	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3911	};
		3912	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3913	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3914	};
3479	}	3915	}
3480		3916
3481	{	3917	{
		3918	# configure IO::AIO
		3919
3482	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3922	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3923	}
3495		3924
3496	my $_log_backtrace;	3925	my $_log_backtrace;
3497		3926
3498	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3502		3931
3503	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3506	async {	3936	async {
		3937	$Coro::current->{desc} = "abt $msg";
		3938
3507	my @bt = fork_call {	3939	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3941	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3942	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3943	or die "addr2line: $!";
…		…
3519	}	3951	}
3520		3952
3521	@funcs	3953	@funcs
3522	};	3954	};
3523		3955
3524	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3959	--$_log_backtrace;
3527	};	3960	};
3528	} else {	3961	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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