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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 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 3.61 ();	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;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		74
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		76
49	our %COMMAND = ();	77	our %COMMAND = ();
50	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
51		79
52	our @EXTS = (); # list of extension package names	80	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	81	our %EXTCMD = ();
		82	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
56		85
57	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	87	our @EVENT;
59		88
60	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	90	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
71		104
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	107	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	113	our $DB_ENV;
82		114
83	our %CFG;	115	our %CFG;
84		116
85	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
87		120
88	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
91		124
92	# 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 ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		127
95	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)
96	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
		134
		135	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
98		136
99	binmode STDOUT;	137	binmode STDOUT;
100	binmode STDERR;	138	binmode STDERR;
101		139
102	# read virtual server time, if available	140	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	141	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	142	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	143	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	144	$RUNTIME = <$fh> + 0.;
107	}	145	}
108		146
109	mkdir $_	147	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	148	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
155		193
156	The raw value load value from the last tick.	194	The raw value load value from the last tick.
157		195
158	=item %cf::CFG	196	=item %cf::CFG
159		197
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	198	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	199	from wherever your confdir points to.
162		200
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	201	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		202
165	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
166	returns directly I<after> the tick processing (and consequently, can only wake one process	204	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	205	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		206
		207	=item @cf::INVOKE_RESULTS
		208
		209	This array contains the results of the last C<invoke ()> call. When
		210	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		211	that call.
		212
169	=back	213	=back
170		214
171	=cut	215	=cut
172		216
173	BEGIN {	217	BEGIN {
…		…
177	$msg .= "\n"	221	$msg .= "\n"
178	unless $msg =~ /\n$/;	222	unless $msg =~ /\n$/;
179		223
180	$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;
181		225
182	utf8::encode $msg;
183	LOG llevError, $msg;	226	LOG llevError, $msg;
184	};	227	};
185	}	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#?
186		244
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	245	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	246	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	247	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	248	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	255	for my $pkg (qw(
198	cf::global cf::attachable	256	cf::global cf::attachable
199	cf::object cf::object::player	257	cf::object cf::object::player
200	cf::client cf::player	258	cf::client cf::player
201	cf::arch cf::living	259	cf::arch cf::living
		260	cf::map cf::mapspace
202	cf::map cf::party cf::region	261	cf::party cf::region
203	)) {	262	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	263	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	264	}
207		265
208	$Event::DIED = sub {	266	$EV::DIED = sub {
209	warn "error in event callback: @_";	267	warn "error in event callback: @_";
210	};	268	};
211		269
212	#############################################################################	270	#############################################################################
213		271
…		…
236	$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;
237	$d	295	$d
238	} || "[unable to dump $_[0]: '$@']";	296	} || "[unable to dump $_[0]: '$@']";
239	}	297	}
240		298
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	299	=item $ref = cf::decode_json $json
244		300
245	Converts a JSON string into the corresponding perl data structure.	301	Converts a JSON string into the corresponding perl data structure.
246		302
247	=item $json = cf::to_json $ref	303	=item $json = cf::encode_json $ref
248		304
249	Converts a perl data structure into its JSON representation.	305	Converts a perl data structure into its JSON representation.
		306
		307	=cut
		308
		309	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		310
		311	sub encode_json($) { $json_coder->encode ($_[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	}
250		327
251	=item cf::lock_wait $string	328	=item cf::lock_wait $string
252		329
253	Wait until the given lock is available. See cf::lock_acquire.	330	Wait until the given lock is available. See cf::lock_acquire.
254		331
…		…
257	Wait until the given lock is available and then acquires it and returns	334	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	335	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	336	for example when the coroutine gets canceled), the lock is automatically
260	returned.	337	returned.
261		338
		339	Locks are *not* recursive, locking from the same coro twice results in a
		340	deadlocked coro.
		341
262	Lock names should begin with a unique identifier (for example, cf::map::find	342	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	343	uses map_find and cf::map::load uses map_load).
264		344
265	=item $locked = cf::lock_active $string	345	=item $locked = cf::lock_active $string
266		346
267	Return true if the lock is currently active, i.e. somebody has locked it.	347	Return true if the lock is currently active, i.e. somebody has locked it.
268		348
269	=cut	349	=cut
270		350
271	our %LOCK;	351	our %LOCK;
		352	our %LOCKER;#d#
272		353
273	sub lock_wait($) {	354	sub lock_wait($) {
274	my ($key) = @_;	355	my ($key) = @_;
275		356
		357	if ($LOCKER{$key} == $Coro::current) {#d#
		358	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		359	return;#d#
		360	}#d#
		361
276	# wait for lock, if any	362	# wait for lock, if any
277	while ($LOCK{$key}) {	363	while ($LOCK{$key}) {
		364	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
278	push @{ $LOCK{$key} }, $Coro::current;	365	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	366	Coro::schedule;
280	}	367	}
281	}	368	}
282		369
…		…
285		372
286	# wait, to be sure we are not locked	373	# wait, to be sure we are not locked
287	lock_wait $key;	374	lock_wait $key;
288		375
289	$LOCK{$key} = [];	376	$LOCK{$key} = [];
		377	$LOCKER{$key} = $Coro::current;#d#
290		378
291	Coro::guard {	379	Coro::guard {
		380	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	381	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	382	$_->ready for @{ delete $LOCK{$key} };
294	}	383	}
295	}	384	}
296		385
…		…
299		388
300	! ! $LOCK{$key}	389	! ! $LOCK{$key}
301	}	390	}
302		391
303	sub freeze_mainloop {	392	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
305		394
306	my $guard = Coro::guard {	395	Coro::guard \&tick_inhibit_dec;
307	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		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($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428
		429	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		430	$SLOT_QUEUE = Coro::async {
		431	$Coro::current->desc ("timeslot manager");
		432
		433	my $signal = new Coro::Signal;
		434
		435	while () {
		436	next_job:
		437	my $avail = cf::till_tick;
		438	if ($avail > 0.01) {
		439	for (0 .. $#SLOT_QUEUE) {
		440	if ($SLOT_QUEUE[$_][0] < $avail) {
		441	my $job = splice @SLOT_QUEUE, $_, 1, ();
		442	$job->[2]->send;
		443	Coro::cede;
		444	goto next_job;
		445	}
		446	}
		447	}
		448
		449	if (@SLOT_QUEUE) {
		450	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		451	push @cf::WAIT_FOR_TICK, $signal;
		452	$signal->wait;
		453	} else {
		454	Coro::schedule;
		455	}
308	};	456	}
309	$TICK_WATCHER->stop;	457	};
310	$guard	458
		459	sub get_slot($;$$) {
		460	return if tick_inhibit || $Coro::current == $Coro::main;
		461
		462	my ($time, $pri, $name) = @_;
		463
		464	$time = $TICK * .6 if $time > $TICK * .6;
		465	my $sig = new Coro::Signal;
		466
		467	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		468	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		469	$SLOT_QUEUE->ready;
		470	$sig->wait;
311	}	471	}
312		472
313	=item cf::async { BLOCK }	473	=item cf::async { BLOCK }
314		474
315	Currently the same as Coro::async_pool, meaning you cannot use	475	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		480
321	BEGIN { *async = \&Coro::async_pool }	481	BEGIN { *async = \&Coro::async_pool }
322		482
323	=item cf::sync_job { BLOCK }	483	=item cf::sync_job { BLOCK }
324		484
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	485	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	486	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	487	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	488	acceptable.
329		489
330	If it must be done, put the blocking parts into C<sync_job>. This will run	490	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	491	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		496
337	sub sync_job(&) {	497	sub sync_job(&) {
338	my ($job) = @_;	498	my ($job) = @_;
339		499
340	if ($Coro::current == $Coro::main) {	500	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	501	my $time = EV::time;
342		502
343	# this is the main coro, too bad, we have to block	503	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	504	# till the operation succeeds, freezing the server :/
345		505
346	# TODO: use suspend/resume instead	506	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	507
348	my $freeze_guard = freeze_mainloop;	508	my $freeze_guard = freeze_mainloop;
349		509
350	my $busy = 1;	510	my $busy = 1;
351	my @res;	511	my @res;
352		512
353	(async {	513	(async {
		514	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	515	@res = eval { $job->() };
355	warn $@ if $@;	516	warn $@ if $@;
356	undef $busy;	517	undef $busy;
357	})->prio (Coro::PRIO_MAX);	518	})->prio (Coro::PRIO_MAX);
358		519
359	while ($busy) {	520	while ($busy) {
360	Coro::cede or Event::one_event;	521	if (Coro::nready) {
		522	Coro::cede_notself;
		523	} else {
		524	EV::loop EV::LOOP_ONESHOT;
361	}	525	}
		526	}
362		527
363	$time = Event::time - $time;	528	my $time = EV::time - $time;
364		529
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	530	$TICK_START += $time; # do not account sync jobs to server load
369		531
370	wantarray ? @res : $res[0]	532	wantarray ? @res : $res[0]
371	} else {	533	} else {
372	# we are in another coroutine, how wonderful, everything just works	534	# we are in another coroutine, how wonderful, everything just works
373		535
…		…
398	=item fork_call { }, $args	560	=item fork_call { }, $args
399		561
400	Executes the given code block with the given arguments in a seperate	562	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	563	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	564	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	565	never block itself or use any form of event handling.
404		566
405	=cut	567	=cut
406		568
407	sub fork_call(&@) {	569	sub fork_call(&@) {
408	my ($cb, @args) = @_;	570	my ($cb, @args) = @_;
409		571
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	572	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	573	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	574	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		575
415	if (my $pid = fork) {	576	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	577	reset_signals;
428	local $SIG{__WARN__};	578	&$cb
429	local $SIG{__DIE__};	579	}, @args;
430	eval {
431	close $fh1;
432		580
433	my @res = eval { $cb->(@args) };	581	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	582	}
435	};
436		583
437	warn $@ if $@;	584	=item $coin = coin_from_name $name
438	_exit 0;	585
439	}	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
440	}	609	}
441		610
442	=item $value = cf::db_get $family => $key	611	=item $value = cf::db_get $family => $key
443		612
444	Returns a single value from the environment database.	613	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	615	=item cf::db_put $family => $key => $value
447		616
448	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
449	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).
450		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
451	=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	}
452		643
453	our $DB;	644	our $DB;
454		645
455	sub db_init {	646	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	647	cf::sync_job {
460	eval {	648	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	649	};
470	}	650	}
471		651
472	sub db_get($$) {	652	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	653	my $key = "$_[0]/$_[1]";
474		654
…		…
524	if (1) {	704	if (1) {
525	$md5 =	705	$md5 =
526	join "\x00",	706	join "\x00",
527	$processversion,	707	$processversion,
528	map {	708	map {
529	Coro::cede;	709	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	710	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	711	} 0.. $#$src;
532		712
533		713
534	my $dbmd5 = db_get cache => "$id/md5";	714	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		752
573	#############################################################################	753	#############################################################################
574		754
575	=head2 ATTACHABLE OBJECTS	755	=head2 ATTACHABLE OBJECTS
576		756
577	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
578	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")
579	to it. All such attachable objects support the following methods.	759	to it. All such attachable objects support the following methods.
580		760
581	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>
582	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
583	Crossfire TRT).	763	Deliantra).
584		764
585	=over 4	765	=over 4
586		766
587	=item $attachable->attach ($attachment, key => $value...)	767	=item $attachable->attach ($attachment, key => $value...)
588		768
…		…
632	=item cf::CLASS::attachment $name, ...	812	=item cf::CLASS::attachment $name, ...
633		813
634	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
635	given CLASS can refer to this attachment.	815	given CLASS can refer to this attachment.
636		816
637	Some classes such as crossfire maps and objects can specify attachments	817	Some classes such as deliantra maps and objects can specify attachments
638	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.
639		819
640	These calls expect any number of the following handler/hook descriptions:	820	These calls expect any number of the following handler/hook descriptions:
641		821
642	=over 4	822	=over 4
…		…
840	";	1020	";
841	die if $@;	1021	die if $@;
842	}	1022	}
843		1023
844	our $override;	1024	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1025	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1026
847	sub override {	1027	sub override {
848	$override = 1;	1028	$override = 1;
849	@invoke_results = ();	1029	@INVOKE_RESULTS = (@_);
850	}	1030	}
851		1031
852	sub do_invoke {	1032	sub do_invoke {
853	my $event = shift;	1033	my $event = shift;
854	my $callbacks = shift;	1034	my $callbacks = shift;
855		1035
856	@invoke_results = ();	1036	@INVOKE_RESULTS = ();
857		1037
858	local $override;	1038	local $override;
859		1039
860	for (@$callbacks) {	1040	for (@$callbacks) {
861	eval { &{$_->[1]} };	1041	eval { &{$_->[1]} };
…		…
870	}	1050	}
871		1051
872	0	1052	0
873	}	1053	}
874		1054
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1056
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1057	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1058
879	Generate an object-specific event with the given arguments.	1059	Generate an object-specific event with the given arguments.
880		1060
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1061	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1062	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1063	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1064
885	=back	1065	=back
886		1066
887	=cut	1067	=cut
888		1068
889	#############################################################################	1069	#############################################################################
890	# object support	1070	# object support
		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#
		1105	sub _can_merge {
		1106	my ($ob1, $ob2) = @_;
		1107
		1108	++$SLOW_MERGES;#d#
		1109
		1110	# we do the slow way here
		1111	return _object_equal $ob1, $ob2
		1112	}
891		1113
892	sub reattach {	1114	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1115	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1116	my ($obj) = @_;
895		1117
		1118	# no longer needed after getting rid of delete_package?
896	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
897		1120
898	my $registry = $obj->registry;	1121	my $registry = $obj->registry;
899		1122
900	@$registry = ();	1123	@$registry = ();
901		1124
…		…
916	cf::attachable->attach (	1139	cf::attachable->attach (
917	prio => -1000000,	1140	prio => -1000000,
918	on_instantiate => sub {	1141	on_instantiate => sub {
919	my ($obj, $data) = @_;	1142	my ($obj, $data) = @_;
920		1143
921	$data = from_json $data;	1144	$data = decode_json $data;
922		1145
923	for (@$data) {	1146	for (@$data) {
924	my ($name, $args) = @$_;	1147	my ($name, $args) = @$_;
925		1148
926	$obj->attach ($name, %{$args || {} });	1149	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1165	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1166	my ($filename, $rdata, $objs) = @_;
944		1167
945	sync_job {	1168	sync_job {
946	if (length $$rdata) {	1169	if (length $$rdata) {
		1170	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1171	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1172	$decname, length $$rdata, scalar @$objs;
949		1173
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1174	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1175	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1176	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1177	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1178	aio_close $fh;
955		1179
956	if (@$objs) {	1180	if (@$objs) {
957	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) {
958	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1183	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1184	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1185	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1186	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1187	aio_rename "$filename.pst~", "$filename.pst";
964	}	1188	}
965	} else {	1189	} else {
966	aio_unlink "$filename.pst";	1190	aio_unlink "$filename.pst";
967	}	1191	}
968		1192
969	aio_rename "$filename~", $filename;	1193	aio_rename "$filename~", $filename;
		1194
		1195	$filename =~ s%/[^/]+$%%;
		1196	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1197	} else {
971	warn "FATAL: $filename~: $!\n";	1198	warn "FATAL: $filename~: $!\n";
972	}	1199	}
973	} else {	1200	} else {
974	aio_unlink $filename;	1201	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1202	aio_unlink "$filename.pst";
976	}	1203	}
977	}	1204	};
978	}	1205	}
979		1206
980	sub object_freezer_as_string {	1207	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1208	my ($rdata, $objs) = @_;
982		1209
…		…
994	or return;	1221	or return;
995		1222
996	unless (aio_stat "$filename.pst") {	1223	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1224	(aio_load "$filename.pst", $av) >= 0
998	or return;	1225	or return;
		1226
999	$av = eval { (Storable::thaw $av)->{objs} };	1227	my $st = eval { Coro::Storable::thaw $av };
		1228	$av = $st->{objs};
1000	}	1229	}
1001		1230
		1231	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1232	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1233	$decname, length $data, scalar @{$av || []};
		1234
1004	return ($data, $av);	1235	($data, $av)
1005	}	1236	}
1006		1237
1007	=head2 COMMAND CALLBACKS	1238	=head2 COMMAND CALLBACKS
1008		1239
1009	=over 4	1240	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1260	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1261	}
1031		1262
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1263	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1264
1034	Register a callback fro execution when the client sends an extcmd packet.	1265	Register a callback for execution when the client sends an (synchronous)
		1266	extcmd packet. Ext commands will be processed in the order they are
		1267	received by the server, like other user commands. The first argument is
		1268	the logged-in player. Ext commands can only be processed after a player
		1269	has logged in successfully.
1035		1270
1036	If the callback returns something, it is sent back as if reply was being	1271	If the callback returns something, it is sent back as if reply was being
1037	called.	1272	called.
1038		1273
		1274	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1275
		1276	Register a callback for execution when the client sends an (asynchronous)
		1277	exticmd packet. Exti commands are processed by the server as soon as they
		1278	are received, i.e. out of order w.r.t. other commands. The first argument
		1279	is a client socket. Exti commands can be received anytime, even before
		1280	log-in.
		1281
		1282	If the callback returns something, it is sent back as if reply was being
		1283	called.
		1284
1039	=cut	1285	=cut
1040		1286
1041	sub register_extcmd {	1287	sub register_extcmd {
1042	my ($name, $cb) = @_;	1288	my ($name, $cb) = @_;
1043		1289
1044	$EXTCMD{$name} = $cb;	1290	$EXTCMD{$name} = $cb;
1045	}	1291	}
		1292
		1293	sub register_exticmd {
		1294	my ($name, $cb) = @_;
		1295
		1296	$EXTICMD{$name} = $cb;
		1297	}
		1298
		1299	use File::Glob ();
1046		1300
1047	cf::player->attach (	1301	cf::player->attach (
1048	on_command => sub {	1302	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1303	my ($pl, $name, $params) = @_;
1050		1304
…		…
1058	cf::override;	1312	cf::override;
1059	},	1313	},
1060	on_extcmd => sub {	1314	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1315	my ($pl, $buf) = @_;
1062		1316
1063	my $msg = eval { from_json $buf };	1317	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1318
1065	if (ref $msg) {	1319	if (ref $msg) {
		1320	my ($type, $reply, @payload) =
		1321	"ARRAY" eq ref $msg
		1322	? @$msg
		1323	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1324
		1325	my @reply;
		1326
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1327	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1328	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1329	}
		1330
		1331	$pl->ext_reply ($reply, @reply)
		1332	if $reply;
		1333
1071	} else {	1334	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1335	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1336	}
1074		1337
1075	cf::override;	1338	cf::override;
1076	},	1339	},
1077	);	1340	);
		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	}
1078		1354
1079	sub load_extensions {	1355	sub load_extensions {
1080	cf::sync_job {	1356	cf::sync_job {
1081	my %todo;	1357	my %todo;
1082		1358
…		…
1102		1378
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1379	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1380	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1381
1106	$ext{source} =	1382	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1383	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1384	. "#line 1 \"$path\"\n{\n"
1109	. $source	1385	. $source
1110	. "\n};\n1";	1386	. "\n};\n1";
1111		1387
1112	$todo{$base} = \%ext;	1388	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1404	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1405	: "$v->{base}: extension inactive.\n";
1130		1406
1131	if (exists $v->{meta}{mandatory}) {	1407	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1408	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1409	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1410	}
1136		1411
1137	warn $msg;	1412	warn $msg;
1138	}	1413	}
1139		1414
…		…
1153		1428
1154	=back	1429	=back
1155		1430
1156	=head2 CORE EXTENSIONS	1431	=head2 CORE EXTENSIONS
1157		1432
1158	Functions and methods that extend core crossfire objects.	1433	Functions and methods that extend core deliantra objects.
1159		1434
1160	=cut	1435	=cut
1161		1436
1162	package cf::player;	1437	package cf::player;
1163		1438
1164	use Coro::AIO;	1439	use Coro::AIO;
1165		1440
1166	=head3 cf::player	1441	=head3 cf::player
1167		1442
1168	=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	}
1169		1458
1170	=item cf::player::find $login	1459	=item cf::player::find $login
1171		1460
1172	Returns the given player object, loading it if necessary (might block).	1461	Returns the given player object, loading it if necessary (might block).
1173		1462
…		…
1192		1481
1193	sub exists($) {	1482	sub exists($) {
1194	my ($login) = @_;	1483	my ($login) = @_;
1195		1484
1196	$cf::PLAYER{$login}	1485	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1486	or !aio_stat path $login
1198	}	1487	}
1199		1488
1200	sub find($) {	1489	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1490	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1491	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1498	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1499	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1500	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1501	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1502
1214	my $pl = load_pl path $login	1503	my $f = new_from_file cf::object::thawer path $login
1215	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;
1216	$cf::PLAYER{$login} = $pl	1511	$cf::PLAYER{$login} = $pl
1217	}	1512	}
1218	}	1513	}
1219	}	1514	}
1220		1515
…		…
1229	return if $pl->{deny_save};	1524	return if $pl->{deny_save};
1230		1525
1231	aio_mkdir playerdir $pl, 0770;	1526	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1527	$pl->{last_save} = $cf::RUNTIME;
1233		1528
		1529	cf::get_slot 0.01;
		1530
1234	$pl->save_pl ($path);	1531	$pl->save_pl ($path);
1235	Coro::cede;	1532	cf::cede_to_tick;
1236	}	1533	}
1237		1534
1238	sub new($) {	1535	sub new($) {
1239	my ($login) = @_;	1536	my ($login) = @_;
1240		1537
…		…
1246	$cf::PLAYER{$login} = $self;	1543	$cf::PLAYER{$login} = $self;
1247		1544
1248	$self	1545	$self
1249	}	1546	}
1250		1547
		1548	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1549
		1550	=cut
		1551
		1552	sub send_msg {
		1553	my $ns = shift->ns
		1554	or return;
		1555	$ns->send_msg (@_);
		1556	}
		1557
1251	=item $pl->quit_character	1558	=item $pl->quit_character
1252		1559
1253	Nukes the player without looking back. If logged in, the connection will	1560	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1561	be destroyed. May block for a long time.
1255		1562
…		…
1259	my ($pl) = @_;	1566	my ($pl) = @_;
1260		1567
1261	my $name = $pl->ob->name;	1568	my $name = $pl->ob->name;
1262		1569
1263	$pl->{deny_save} = 1;	1570	$pl->{deny_save} = 1;
1264	$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
1265		1572
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1573	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1574	$pl->deactivate;
		1575	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1576	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1577	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1578	$pl->ns->destroy if $pl->ns;
1270		1579
1271	my $path = playerdir $pl;	1580	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1581	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1617	or return [];
1309		1618
1310	my @logins;	1619	my @logins;
1311		1620
1312	for my $login (@$dirs) {	1621	for my $login (@$dirs) {
		1622	my $path = path $login;
		1623
		1624	# a .pst is a dead give-away for a valid player
		1625	# if no pst file found, open and chekc for blocked users
		1626	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1627	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1628	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1629	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1630	}
1316		1631
1317	utf8::decode $login;	1632	utf8::decode $login;
1318	push @logins, $login;	1633	push @logins, $login;
1319	}	1634	}
1320		1635
…		…
1347	}	1662	}
1348		1663
1349	\@paths	1664	\@paths
1350	}	1665	}
1351		1666
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1667	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1668
1354	Expand crossfire pod fragments into protocol xml.	1669	Expand deliantra pod fragments into protocol xml.
1355		1670
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1671	=item $player->ext_reply ($msgid, @msg)
1386		1672
1387	Sends an ext reply to the player.	1673	Sends an ext reply to the player.
1388		1674
1389	=cut	1675	=cut
1390		1676
1391	sub ext_reply($$%) {	1677	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1678	my ($self, $id, @msg) = @_;
1393		1679
1394	$msg{msgid} = $id;	1680	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1681	}
1398		1682
1399	=item $player->ext_event ($type, %msg)	1683	=item $player->ext_msg ($type, @msg)
1400		1684
1401	Sends an ext event to the client.	1685	Sends an ext event to the client.
1402		1686
1403	=cut	1687	=cut
1404		1688
1405	sub ext_event($$%) {	1689	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1690	my ($self, $type, @msg) = @_;
1407		1691
1408	$self->ns->ext_event ($type, %msg);	1692	$self->ns->ext_msg ($type, @msg);
1409	}	1693	}
1410		1694
1411	=head3 cf::region	1695	=head3 cf::region
1412		1696
1413	=over 4	1697	=over 4
…		…
1426	my ($path) = @_;	1710	my ($path) = @_;
1427		1711
1428	my ($match, $specificity);	1712	my ($match, $specificity);
1429		1713
1430	for my $region (list) {	1714	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1715	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1716	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1717	if $region->specificity > $specificity;
1434	}	1718	}
1435	}	1719	}
1436		1720
…		…
1457	our $MAX_RESET = 3600;	1741	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1742	our $DEFAULT_RESET = 3000;
1459		1743
1460	sub generate_random_map {	1744	sub generate_random_map {
1461	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
1462	# mit "rum" bekleckern, nicht	1749	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1750	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1751	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1752	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1753	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1843	$self->init; # pass $1 etc.
1557	return $self;	1844	return $self;
1558	}	1845	}
1559	}	1846	}
1560		1847
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1848	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1849	()
1563	}	1850	}
1564		1851
1565	sub init {	1852	sub init {
1566	my ($self) = @_;	1853	my ($self) = @_;
…		…
1588		1875
1589	# the temporary/swap location	1876	# the temporary/swap location
1590	sub save_path {	1877	sub save_path {
1591	my ($self) = @_;	1878	my ($self) = @_;
1592		1879
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1880	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1881	"$TMPDIR/$path.map"
1595	}	1882	}
1596		1883
1597	# the unique path, undef == no special unique path	1884	# the unique path, undef == no special unique path
1598	sub uniq_path {	1885	sub uniq_path {
1599	my ($self) = @_;	1886	my ($self) = @_;
1600		1887
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1888	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1889	"$UNIQUEDIR/$path"
1603	}	1890	}
1604		1891
1605	# and all this just because we cannot iterate over	1892	# and all this just because we cannot iterate over
1606	# all maps in C++...	1893	# all maps in C++...
…		…
1629		1916
1630	sub load_header_from($) {	1917	sub load_header_from($) {
1631	my ($self, $path) = @_;	1918	my ($self, $path) = @_;
1632		1919
1633	utf8::encode $path;	1920	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1921	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	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;
1639		1929
1640	$self->{load_path} = $path;	1930	$self->{load_path} = $path;
1641		1931
1642	1	1932	1
1643	}	1933	}
…		…
1697	sub find {	1987	sub find {
1698	my ($path, $origin) = @_;	1988	my ($path, $origin) = @_;
1699		1989
1700	$path = normalise $path, $origin && $origin->path;	1990	$path = normalise $path, $origin && $origin->path;
1701		1991
		1992	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1993	cf::lock_wait "map_find:$path";
1703		1994
1704	$cf::MAP{$path} || do {	1995	$cf::MAP{$path} || do {
		1996	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1705	my $guard = cf::lock_acquire "map_find:$path";	1997	my $guard2 = cf::lock_acquire "map_find:$path";
		1998
1706	my $map = new_from_path cf::map $path	1999	my $map = new_from_path cf::map $path
1707	or return;	2000	or return;
1708		2001
1709	$map->{last_save} = $cf::RUNTIME;	2002	$map->{last_save} = $cf::RUNTIME;
1710		2003
…		…
1712	or return;	2005	or return;
1713		2006
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2007	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2008	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2009	#$cf::WAIT_FOR_TICK->wait;
		2010	undef $guard2;
		2011	undef $guard1;
1717	$map->reset;	2012	$map->reset;
1718	undef $guard;
1719	return find $path;	2013	return find $path;
1720	}	2014	}
1721		2015
1722	$cf::MAP{$path} = $map	2016	$cf::MAP{$path} = $map
1723	}	2017	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2026	local $self->{deny_reset} = 1; # loading can take a long time
1733		2027
1734	my $path = $self->{path};	2028	my $path = $self->{path};
1735		2029
1736	{	2030	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2031	my $guard = cf::lock_acquire "map_data:$path";
1738		2032
		2033	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2034	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2035
1741	$self->in_memory (cf::MAP_LOADING);	2036	$self->in_memory (cf::MAP_LOADING);
1742		2037
1743	$self->alloc;	2038	$self->alloc;
1744		2039
1745	$self->pre_load;	2040	$self->pre_load;
1746	Coro::cede;	2041	cf::cede_to_tick;
1747		2042
		2043	my $f = new_from_file cf::object::thawer $self->{load_path};
		2044	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2045	$self->_load_objects ($f)
1749	or return;	2046	or return;
1750		2047
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2048	$self->post_load_original
1752	if delete $self->{load_original};	2049	if delete $self->{load_original};
1753		2050
1754	if (my $uniq = $self->uniq_path) {	2051	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2052	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2053	unless (aio_stat $uniq) {
		2054	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2055	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2056	$self->_load_objects ($f);
		2057	$f->resolve_delayed_derefs;
		2058	}
1759	}	2059	}
1760	}	2060	}
1761		2061
1762	Coro::cede;	2062	$f->resolve_delayed_derefs;
		2063
		2064	cf::cede_to_tick;
1763	# now do the right thing for maps	2065	# now do the right thing for maps
1764	$self->link_multipart_objects;	2066	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2067	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2068	unless $self->difficulty;
1767	Coro::cede;	2069	cf::cede_to_tick;
1768		2070
1769	unless ($self->{deny_activate}) {	2071	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2072	$self->decay_objects;
1771	$self->fix_auto_apply;	2073	$self->fix_auto_apply;
1772	$self->update_buttons;	2074	$self->update_buttons;
1773	Coro::cede;	2075	cf::cede_to_tick;
1774	$self->set_darkness_map;	2076	$self->set_darkness_map;
1775	Coro::cede;	2077	cf::cede_to_tick;
1776	$self->activate;	2078	$self->activate;
1777	}	2079	}
1778		2080
		2081	$self->{last_save} = $cf::RUNTIME;
		2082	$self->last_access ($cf::RUNTIME);
		2083
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2084	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2085	}
1781		2086
1782	$self->post_load;	2087	$self->post_load;
1783	}	2088	}
1784		2089
…		…
1793		2098
1794	$self	2099	$self
1795	}	2100	}
1796		2101
1797	# find and load all maps in the 3x3 area around a map	2102	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2103	sub load_neighbours {
1799	my ($map) = @_;	2104	my ($map) = @_;
1800		2105
1801	my @diag; # diagonal neighbours	2106	my @neigh; # diagonal neighbours
1802		2107
1803	for (0 .. 3) {	2108	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2109	my $neigh = $map->tile_path ($_)
1805	or next;	2110	or next;
1806	$neigh = find $neigh, $map	2111	$neigh = find $neigh, $map
1807	or next;	2112	or next;
1808	$neigh->load;	2113	$neigh->load;
1809		2114
		2115	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2116	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2117	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2118	}
1813		2119
1814	for (@diag) {	2120	for (grep defined $_->[0], @neigh) {
		2121	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2122	my $neigh = find $path, $origin
1816	or next;	2123	or next;
1817	$neigh->load;	2124	$neigh->load;
1818	}	2125	}
1819	}	2126	}
1820		2127
…		…
1825	}	2132	}
1826		2133
1827	sub do_load_sync {	2134	sub do_load_sync {
1828	my ($map) = @_;	2135	my ($map) = @_;
1829		2136
		2137	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2138	if $Coro::current == $Coro::main;
		2139
1830	cf::sync_job { $map->load };	2140	cf::sync_job { $map->load };
1831	}	2141	}
1832		2142
1833	our %MAP_PREFETCH;	2143	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2144	our $MAP_PREFETCHER = undef;
1835		2145
1836	sub find_async {	2146	sub find_async {
1837	my ($path, $origin) = @_;	2147	my ($path, $origin, $load) = @_;
1838		2148
1839	$path = normalise $path, $origin && $origin->{path};	2149	$path = normalise $path, $origin && $origin->{path};
1840		2150
1841	if (my $map = $cf::MAP{$path}) {	2151	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2152	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2153	}
1844		2154
1845	undef $MAP_PREFETCH{$path};	2155	$MAP_PREFETCH{$path} |= $load;
		2156
1846	$MAP_PREFETCHER ||= cf::async {	2157	$MAP_PREFETCHER ||= cf::async {
		2158	$Coro::current->{desc} = "map prefetcher";
		2159
1847	while (%MAP_PREFETCH) {	2160	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2161	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2162	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2163	$map->load if $v;
		2164	}
1852		2165
1853	delete $MAP_PREFETCH{$path};	2166	delete $MAP_PREFETCH{$k};
1854	}	2167	}
1855	}	2168	}
1856	undef $MAP_PREFETCHER;	2169	undef $MAP_PREFETCHER;
1857	};	2170	};
1858	$MAP_PREFETCHER->prio (6);	2171	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2174	}
1862		2175
1863	sub save {	2176	sub save {
1864	my ($self) = @_;	2177	my ($self) = @_;
1865		2178
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2180
1868	$self->{last_save} = $cf::RUNTIME;	2181	$self->{last_save} = $cf::RUNTIME;
1869		2182
1870	return unless $self->dirty;	2183	return unless $self->dirty;
1871		2184
…		…
1877	return if $self->{deny_save};	2190	return if $self->{deny_save};
1878		2191
1879	local $self->{last_access} = $self->last_access;#d#	2192	local $self->{last_access} = $self->last_access;#d#
1880		2193
1881	cf::async {	2194	cf::async {
		2195	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2196	$_->contr->save for $self->players;
1883	};	2197	};
		2198
		2199	cf::get_slot 0.02;
1884		2200
1885	if ($uniq) {	2201	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2202	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2203	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2204	} else {
…		…
1894	my ($self) = @_;	2210	my ($self) = @_;
1895		2211
1896	# save first because save cedes	2212	# save first because save cedes
1897	$self->save;	2213	$self->save;
1898		2214
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2215	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2216
1901	return if $self->players;	2217	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2218	return if $self->in_memory != cf::MAP_ACTIVE;
1903	return if $self->{deny_save};	2219	return if $self->{deny_save};
1904		2220
		2221	$self->in_memory (cf::MAP_SWAPPED);
		2222
		2223	$self->deactivate;
		2224	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2225	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2226	}
1908		2227
1909	sub reset_at {	2228	sub reset_at {
1910	my ($self) = @_;	2229	my ($self) = @_;
1911		2230
…		…
1943	if $uniq;	2262	if $uniq;
1944	}	2263	}
1945		2264
1946	delete $cf::MAP{$self->path};	2265	delete $cf::MAP{$self->path};
1947		2266
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2269	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2270
1952	$self->unlink_save;	2271	$self->unlink_save;
1953	$self->destroy;	2272	$self->destroy;
1954	}	2273	}
1955		2274
1956	my $nuke_counter = "aaaa";	2275	my $nuke_counter = "aaaa";
1957		2276
1958	sub nuke {	2277	sub nuke {
1959	my ($self) = @_;	2278	my ($self) = @_;
1960		2279
		2280	{
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
1961	delete $cf::MAP{$self->path};	2283	delete $cf::MAP{$self->path};
1962		2284
1963	$self->unlink_save;	2285	$self->unlink_save;
1964		2286
1965	bless $self, "cf::map";	2287	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2288	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2289	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2290	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2291	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2292
1971	$cf::MAP{$self->path} = $self;	2293	$cf::MAP{$self->path} = $self;
		2294	}
1972		2295
1973	$self->reset; # polite request, might not happen	2296	$self->reset; # polite request, might not happen
1974	}	2297	}
1975		2298
1976	=item $maps = cf::map::tmp_maps	2299	=item $maps = cf::map::tmp_maps
…		…
2018		2341
2019	sub unique_maps() {	2342	sub unique_maps() {
2020	[	2343	[
2021	map {	2344	map {
2022	utf8::decode $_;	2345	utf8::decode $_;
2023	/\.map$/	2346	s/\.map$//; # TODO future compatibility hack
		2347	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2348	? ()
2024	? normalise $_	2349	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2350	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2351	]
2028	}	2352	}
2029		2353
2030	package cf;
2031
2032	=back	2354	=back
2033		2355
2034	=head3 cf::object	2356	=head3 cf::object
2035		2357
2036	=cut	2358	=cut
…		…
2039		2361
2040	=over 4	2362	=over 4
2041		2363
2042	=item $ob->inv_recursive	2364	=item $ob->inv_recursive
2043		2365
2044	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.
2045		2368
2046	=cut	2369	=cut
2047		2370
2048	sub inv_recursive_;	2371	sub inv_recursive_;
2049	sub inv_recursive_ {	2372	sub inv_recursive_ {
…		…
2052		2375
2053	sub inv_recursive {	2376	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2377	inv_recursive_ inv $_[0]
2055	}	2378	}
2056		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
2057	package cf;	2408	package cf;
2058		2409
2059	=back	2410	=back
2060		2411
2061	=head3 cf::object::player	2412	=head3 cf::object::player
…		…
2067	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>
2068	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
2069	dialogue with the given NPC character.	2420	dialogue with the given NPC character.
2070		2421
2071	=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	};
2072		2437
2073	# rough implementation of a future "reply" method that works	2438	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2439	# with dialog boxes.
2075	#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
2076	sub cf::object::player::reply($$$;$) {	2441	sub cf::object::player::reply($$$;$) {
…		…
2083		2448
2084	} else {	2449	} else {
2085	my $pl = $self->contr;	2450	my $pl = $self->contr;
2086		2451
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2452	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2453	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2454	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2455
2096	} else {	2456	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2457	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2458	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2459	}
2100	}	2460	}
		2461	}
		2462
		2463	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2464
		2465	=cut
		2466
		2467	sub cf::object::send_msg {
		2468	my $pl = shift->contr
		2469	or return;
		2470	$pl->send_msg (@_);
2101	}	2471	}
2102		2472
2103	=item $player_object->may ("access")	2473	=item $player_object->may ("access")
2104		2474
2105	Returns wether the given player is authorized to access resource "access"	2475	Returns wether the given player is authorized to access resource "access"
…		…
2118		2488
2119	=item $player_object->enter_link	2489	=item $player_object->enter_link
2120		2490
2121	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}>).
2122		2492
2123	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.
2124	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.
2125		2497
2126	Will never block.	2498	Will never block.
2127		2499
2128	=item $player_object->leave_link ($map, $x, $y)	2500	=item $player_object->leave_link ($map, $x, $y)
2129		2501
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2556	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2557	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2558	if $x <=0 && $y <= 0;
2187		2559
2188	$map->load;	2560	$map->load;
2189	$map->load_diag;	2561	$map->load_neighbours;
2190		2562
2191	return unless $self->contr->active;	2563	return unless $self->contr->active;
		2564	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2192	$self->activate_recursive;	2565	$self->activate_recursive;
2193		2566
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2567	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2568	$self->enter_map ($map, $x, $y);
2196	}	2569	}
2197		2570
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2571	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2572
2200	Moves the player to the given map-path and coordinates by first freezing	2573	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2574	her, loading and preparing them map, calling the provided $check callback
2202	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
2203	the new (success) or old (failed) map position.	2576	the new (success) or old (failed) map position. In either case, $done will
		2577	be called at the end of this process.
		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 >>.
2204		2581
2205	=cut	2582	=cut
2206		2583
2207	our $GOTOGEN;	2584	our $GOTOGEN;
2208		2585
2209	sub cf::object::player::goto {	2586	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2587	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2588
2212	# do generation counting so two concurrent goto's will be executed in-order	2589	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2590	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2591
2215	$self->enter_link;	2592	$self->enter_link;
2216		2593
2217	(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
2218	my $map = eval {	2616	my $map = eval {
2219	my $map = cf::map::find $path;	2617	my $map = defined $path ? cf::map::find $path : undef;
2220		2618
2221	if ($map) {	2619	if ($map) {
2222	$map = $map->customise_for ($self);	2620	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2621	$map = $check->($map) if $check && $map;
2224	} else {	2622	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2623	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2624	}
2227		2625
2228	$map	2626	$map
2229	};	2627	};
2230		2628
…		…
2235		2633
2236	if ($gen == $self->{_goto_generation}) {	2634	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2635	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2636	$self->leave_link ($map, $x, $y);
2239	}	2637	}
		2638
		2639	$done->() if $done;
2240	})->prio (1);	2640	})->prio (1);
2241	}	2641	}
2242		2642
2243	=item $player_object->enter_exit ($exit_object)	2643	=item $player_object->enter_exit ($exit_object)
2244		2644
…		…
2264	}	2664	}
2265		2665
2266	sub prepare_random_map {	2666	sub prepare_random_map {
2267	my ($exit) = @_;	2667	my ($exit) = @_;
2268		2668
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2669	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2670	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2671	# that depends on the exit object
2274		2672
2275	my $rmp = parse_random_map_params $exit->msg;	2673	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2675	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2676	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2677	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2678	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2679	$rmp->{origin_y} = $exit->y;
		2680
		2681	$exit->map->touch;
2282	}	2682	}
2283		2683
2284	$rmp->{random_seed} ||= $exit->random_seed;	2684	$rmp->{random_seed} ||= $exit->random_seed;
2285		2685
2286	my $data = cf::to_json $rmp;	2686	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2687	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2688	my $meta = "$RANDOMDIR/$md5.meta";
2289		2689
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2690	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2691	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2692	undef $fh;
2293	aio_rename "$meta~", $meta;	2693	aio_rename "$meta~", $meta;
2294		2694
		2695	my $slaying = "?random/$md5";
		2696
		2697	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2698	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2699	$exit->msg (undef);
		2700	}
2297	}	2701	}
2298	}	2702	}
2299		2703
2300	sub cf::object::player::enter_exit {	2704	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2705	my ($self, $exit) = @_;
2302		2706
2303	return unless $self->type == cf::PLAYER;	2707	return unless $self->type == cf::PLAYER;
2304		2708
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2709	$self->enter_link;
2317		2710
2318	(async {	2711	(async {
2319	$self->deactivate_recursive; # just to be sure	2712	$Coro::current->{desc} = "enter_exit";
		2713
2320	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
2321	$self->goto ($slaying, $hp, $sp);	2729	$self->goto ($map, $x, $y);
2322		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
2323	1;	2735	1
2324	}) {	2736	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2737	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "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. "
2327	. "Please report this to the dungeon master!",	2739	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2740	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2741
2330	warn "ERROR in enter_exit: $@";	2742	warn "ERROR in enter_exit: $@";
…		…
2349		2761
2350	utf8::encode $text;	2762	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2763	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2764	}
2353		2765
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2766	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2767
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2768	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2769	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2770	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2771	the message unless the client supports the msg packet.
2360		2772
2361	=cut	2773	=cut
2362		2774
		2775	# non-persistent channels (usually the info channel)
		2776	our %CHANNEL = (
		2777	"c/identify" => {
		2778	id => "infobox",
		2779	title => "Identify",
		2780	reply => undef,
		2781	tooltip => "Items recently identified",
		2782	},
		2783	"c/examine" => {
		2784	id => "infobox",
		2785	title => "Examine",
		2786	reply => undef,
		2787	tooltip => "Signs and other items you examined",
		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	},
		2837	);
		2838
2363	sub cf::client::send_msg {	2839	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2840	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2841
2366	$msg = $self->pl->expand_cfpod ($msg);	2842	$msg = $self->pl->expand_cfpod ($msg)
		2843	unless $color & cf::NDI_VERBATIM;
		2844
		2845	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2846
		2847	# check predefined channels, for the benefit of C
		2848	if ($CHANNEL{$channel}) {
		2849	$channel = $CHANNEL{$channel};
		2850
		2851	$self->ext_msg (channel_info => $channel)
		2852	if $self->can_msg;
		2853
		2854	$channel = $channel->{id};
		2855
		2856	} elsif (ref $channel) {
		2857	# send meta info to client, if not yet sent
		2858	unless (exists $self->{channel}{$channel->{id}}) {
		2859	$self->{channel}{$channel->{id}} = $channel;
		2860	$self->ext_msg (channel_info => $channel)
		2861	if $self->can_msg;
		2862	}
		2863
		2864	$channel = $channel->{id};
		2865	}
		2866
		2867	return unless @extra || length $msg;
2367		2868
2368	if ($self->can_msg) {	2869	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2870	# default colour, mask it out
		2871	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2872	if $color & cf::NDI_DEF;
		2873
		2874	my $pkt = "msg "
		2875	. $self->{json_coder}->encode (
		2876	[$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);
2370	} else {	2890	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2891	if ($color >= 0) {
		2892	# replace some tags by gcfclient-compatible ones
		2893	for ($msg) {
		2894	1 while
		2895	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2896	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2897	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2898	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2899	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2900	}
		2901
		2902	$color &= cf::NDI_COLOR_MASK;
		2903
		2904	utf8::encode $msg;
		2905
2382	if ($msg =~ /\[/) {	2906	if (0 && $msg =~ /\[/) {
		2907	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2908	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2909	} else {
		2910	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2385	$self->send_packet ("drawinfo $color $msg")	2911	$self->send_packet ("drawinfo $color $msg")
2386	}	2912	}
2387	}	2913	}
2388	}	2914	}
2389	}	2915	}
2390		2916
2391	=item $client->ext_event ($type, %msg)	2917	=item $client->ext_msg ($type, @msg)
2392		2918
2393	Sends an exti event to the client.	2919	Sends an ext event to the client.
2394		2920
2395	=cut	2921	=cut
2396		2922
2397	sub cf::client::ext_event($$%) {	2923	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2924	my ($self, $type, @msg) = @_;
2399		2925
		2926	if ($self->extcmd == 2) {
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2928	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2929	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2931	}
		2932	}
		2933
		2934	=item $client->ext_reply ($msgid, @msg)
		2935
		2936	Sends an ext reply to the client.
		2937
		2938	=cut
		2939
		2940	sub cf::client::ext_reply($$@) {
		2941	my ($self, $id, @msg) = @_;
		2942
		2943	if ($self->extcmd == 2) {
		2944	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2945	} elsif ($self->extcmd == 1) {
		2946	#TODO: version 1, remove
		2947	unshift @msg, msgtype => "reply", msgid => $id;
		2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2949	}
2402	}	2950	}
2403		2951
2404	=item $success = $client->query ($flags, "text", \&cb)	2952	=item $success = $client->query ($flags, "text", \&cb)
2405		2953
2406	Queues a query to the client, calling the given callback with	2954	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2955	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2956	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		2957
2410	Queries can fail, so check the return code. Or don't, as queries will become	2958	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	2959	become reliable at some point in the future.
2412		2960
2413	=cut	2961	=cut
2414		2962
2415	sub cf::client::query {	2963	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	2964	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	2972	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2973	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		2974
2427	$self->send_packet ($self->{query_queue}[0][0])	2975	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	2976	if @{ $self->{query_queue} } == 1;
		2977
		2978	1
2429	}	2979	}
2430		2980
2431	cf::client->attach (	2981	cf::client->attach (
		2982	on_connect => sub {
		2983	my ($ns) = @_;
		2984
		2985	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2986	},
2432	on_reply => sub {	2987	on_reply => sub {
2433	my ($ns, $msg) = @_;	2988	my ($ns, $msg) = @_;
2434		2989
2435	# this weird shuffling is so that direct followup queries	2990	# this weird shuffling is so that direct followup queries
2436	# get handled first	2991	# get handled first
…		…
2448	} else {	3003	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3004	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	3005	}
2451	}	3006	}
2452	},	3007	},
		3008	on_exticmd => sub {
		3009	my ($ns, $buf) = @_;
		3010
		3011	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3012
		3013	if (ref $msg) {
		3014	my ($type, $reply, @payload) =
		3015	"ARRAY" eq ref $msg
		3016	? @$msg
		3017	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3018
		3019	my @reply;
		3020
		3021	if (my $cb = $EXTICMD{$type}) {
		3022	@reply = $cb->($ns, @payload);
		3023	}
		3024
		3025	$ns->ext_reply ($reply, @reply)
		3026	if $reply;
		3027
		3028	} else {
		3029	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3030	}
		3031
		3032	cf::override;
		3033	},
2453	);	3034	);
2454		3035
2455	=item $client->async (\&cb)	3036	=item $client->async (\&cb)
2456		3037
2457	Create a new coroutine, running the specified callback. The coroutine will	3038	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3079	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3080	our $safe_hole = new Safe::Hole;
2500		3081
2501	$SIG{FPE} = 'IGNORE';	3082	$SIG{FPE} = 'IGNORE';
2502		3083
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3084	$safe->permit_only (Opcode::opset qw(
		3085	:base_core :base_mem :base_orig :base_math
		3086	grepstart grepwhile mapstart mapwhile
		3087	sort time
		3088	));
2504		3089
2505	# here we export the classes and methods available to script code	3090	# here we export the classes and methods available to script code
2506		3091
2507	=pod	3092	=pod
2508		3093
2509	The following functions and methods are available within a safe environment:	3094	The following functions and methods are available within a safe environment:
2510		3095
2511	cf::object contr pay_amount pay_player map	3096	cf::object
		3097	contr pay_amount pay_player map x y force_find force_add destroy
		3098	insert remove name archname title slaying race decrease split
		3099
2512	cf::object::player player	3100	cf::object::player
2513	cf::player peaceful	3101	player
2514	cf::map trigger	3102
		3103	cf::player
		3104	peaceful
		3105
		3106	cf::map
		3107	trigger
2515		3108
2516	=cut	3109	=cut
2517		3110
2518	for (	3111	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3112	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3113	insert remove inv nrof name archname title slaying race
		3114	decrease split destroy change_exp)],
2520	["cf::object::player" => qw(player)],	3115	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3116	["cf::player" => qw(peaceful)],
2522	["cf::map" => qw(trigger)],	3117	["cf::map" => qw(trigger)],
2523	) {	3118	) {
2524	no strict 'refs';	3119	no strict 'refs';
…		…
2600	# the server's init and main functions	3195	# the server's init and main functions
2601		3196
2602	sub load_facedata($) {	3197	sub load_facedata($) {
2603	my ($path) = @_;	3198	my ($path) = @_;
2604		3199
		3200	# HACK to clear player env face cache, we need some signal framework
		3201	# for this (global event?)
		3202	%ext::player_env::MUSIC_FACE_CACHE = ();
		3203
		3204	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3205
2605	warn "loading facedata from $path\n";	3206	warn "loading facedata from $path\n";
2606		3207
2607	my $facedata;	3208	my $facedata;
2608	0 < aio_load $path, $facedata	3209	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3210	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3212	$facedata = Coro::Storable::thaw $facedata;
2612		3213
2613	$facedata->{version} == 2	3214	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3215	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3216
		3217	# patch in the exptable
		3218	$facedata->{resource}{"res/exp_table"} = {
		3219	type => FT_RSRC,
		3220	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3221	};
		3222	cf::cede_to_tick;
		3223
2616	{	3224	{
2617	my $faces = $facedata->{faceinfo};	3225	my $faces = $facedata->{faceinfo};
2618		3226
2619	while (my ($face, $info) = each %$faces) {	3227	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3228	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3229
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3230	cf::face::set_visibility $idx, $info->{visibility};
		3231	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3232	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3233	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2624	Coro::cede;	3234
		3235	cf::cede_to_tick;
2625	}	3236	}
2626		3237
2627	while (my ($face, $info) = each %$faces) {	3238	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3239	next unless $info->{smooth};
		3240
2629	my $idx = cf::face::find $face	3241	my $idx = cf::face::find $face
2630	or next;	3242	or next;
		3243
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3244	if (my $smooth = cf::face::find $info->{smooth}) {
		3245	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3246	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3247	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3248	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3249	}
2636	Coro::cede;	3250
		3251	cf::cede_to_tick;
2637	}	3252	}
2638	}	3253	}
2639		3254
2640	{	3255	{
2641	my $anims = $facedata->{animinfo};	3256	my $anims = $facedata->{animinfo};
2642		3257
2643	while (my ($anim, $info) = each %$anims) {	3258	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3259	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3260	cf::cede_to_tick;
2646	}	3261	}
2647		3262
2648	cf::anim::invalidate_all; # d'oh	3263	cf::anim::invalidate_all; # d'oh
2649	}	3264	}
2650		3265
		3266	{
		3267	# TODO: for gcfclient pleasure, we should give resources
		3268	# that gcfclient doesn't grok a >10000 face index.
		3269	my $res = $facedata->{resource};
		3270
		3271	while (my ($name, $info) = each %$res) {
		3272	if (defined $info->{type}) {
		3273	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3274	my $data;
		3275
		3276	if ($info->{type} & 1) {
		3277	# prepend meta info
		3278
		3279	my $meta = $enc->encode ({
		3280	name => $name,
		3281	%{ $info->{meta} || {} },
		3282	});
		3283
		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};
		3291	} else {
		3292	$RESOURCE{$name} = $info;
		3293	}
		3294
		3295	cf::cede_to_tick;
		3296	}
		3297	}
		3298
		3299	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3300
2651	1	3301	1
2652	}	3302	}
2653		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	});
		3323
		3324	register_exticmd fx_want => sub {
		3325	my ($ns, $want) = @_;
		3326
		3327	while (my ($k, $v) = each %$want) {
		3328	$ns->fx_want ($k, $v);
		3329	}
		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	}
		3341
2654	sub reload_regions {	3342	sub reload_regions {
		3343	# HACK to clear player env face cache, we need some signal framework
		3344	# for this (global event?)
		3345	%ext::player_env::MUSIC_FACE_CACHE = ();
		3346
2655	load_resource_file "$MAPDIR/regions"	3347	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3348	or die "unable to load regions file\n";
		3349
		3350	for (cf::region::list) {
		3351	$_->{match} = qr/$_->{match}/
		3352	if exists $_->{match};
		3353	}
2657	}	3354	}
2658		3355
2659	sub reload_facedata {	3356	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3357	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3358	or die "unable to load facedata\n";
…		…
2672	}	3369	}
2673		3370
2674	sub reload_resources {	3371	sub reload_resources {
2675	warn "reloading resource files...\n";	3372	warn "reloading resource files...\n";
2676		3373
		3374	reload_facedata;
		3375	reload_archetypes;
2677	reload_regions;	3376	reload_regions;
2678	reload_facedata;
2679	#reload_archetypes;#d#
2680	reload_archetypes;
2681	reload_treasures;	3377	reload_treasures;
2682		3378
2683	warn "finished reloading resource files\n";	3379	warn "finished reloading resource files\n";
2684	}	3380	}
2685		3381
2686	sub init {	3382	sub reload_config {
2687	reload_resources;
2688	}
2689
2690	sub cfg_load {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3383	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3384	or return;
2693		3385
2694	local $/;	3386	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3387	*CFG = YAML::Load <$fh>;
2696		3388
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3389	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2698		3390
2699	$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};
2700	$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};
…		…
2706	};	3398	};
2707	warn $@ if $@;	3399	warn $@ if $@;
2708	}	3400	}
2709	}	3401	}
2710		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
2711	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
2712	# we must not ever block the main coroutine	3438	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3439	local $Coro::idle = sub {
2714	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#
2715	(async {	3441	(async {
2716	Event::one_event;	3442	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3443	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3444	})->prio (Coro::PRIO_MAX);
2718	};	3445	};
2719		3446
2720	cfg_load;	3447	evthread_start IO::AIO::poll_fileno;
		3448
		3449	cf::sync_job {
		3450	reload_resources;
		3451	reload_config;
2721	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
2722	load_extensions;	3465	load_extensions;
2723		3466
2724	$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
2725	Event::loop;	3475	EV::loop;
2726	}	3476	}
2727		3477
2728	#############################################################################	3478	#############################################################################
2729	# initialisation and cleanup	3479	# initialisation and cleanup
2730		3480
2731	# install some emergency cleanup handlers	3481	# install some emergency cleanup handlers
2732	BEGIN {	3482	BEGIN {
		3483	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3484	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3485	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3486	cf::cleanup "SIG$signal";
2741	},
2742	);	3487	};
2743	}	3488	}
2744	}	3489	}
2745		3490
2746	sub write_runtime {	3491	sub write_runtime_sync {
2747	my $runtime = "$LOCALDIR/runtime";
2748
2749	# first touch the runtime file to show we are still running:	3492	# first touch the runtime file to show we are still running:
2750	# the fsync below can take a very very long time.	3493	# the fsync below can take a very very long time.
2751		3494
2752	IO::AIO::aio_utime $runtime, undef, undef;	3495	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2753		3496
2754	my $guard = cf::lock_acquire "write_runtime";	3497	my $guard = cf::lock_acquire "write_runtime";
2755		3498
2756	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3499	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2757	or return;	3500	or return;
2758		3501
2759	my $value = $cf::RUNTIME + 90 + 10;	3502	my $value = $cf::RUNTIME + 90 + 10;
2760	# 10 is the runtime save interval, for a monotonic clock	3503	# 10 is the runtime save interval, for a monotonic clock
2761	# 60 allows for the watchdog to kill the server.	3504	# 60 allows for the watchdog to kill the server.
…		…
2771	aio_utime $fh, undef, undef;	3514	aio_utime $fh, undef, undef;
2772		3515
2773	close $fh	3516	close $fh
2774	or return;	3517	or return;
2775		3518
2776	aio_rename "$runtime~", $runtime	3519	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2777	and return;	3520	and return;
2778		3521
2779	warn "runtime file written.\n";	3522	warn "runtime file written.\n";
2780		3523
2781	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 };
2782	}	3575	}
2783		3576
2784	sub emergency_save() {	3577	sub emergency_save() {
2785	my $freeze_guard = cf::freeze_mainloop;	3578	my $freeze_guard = cf::freeze_mainloop;
2786		3579
2787	warn "enter emergency perl save\n";	3580	warn "emergency_perl_save: enter\n";
2788		3581
2789	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
2790	# use a peculiar iteration method to avoid tripping on perl	3588	# use a peculiar iteration method to avoid tripping on perl
2791	# refcount bugs in for. also avoids problems with players	3589	# refcount bugs in for. also avoids problems with players
2792	# and maps saved/destroyed asynchronously.	3590	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3591	warn "emergency_perl_save: begin player save\n";
2794	for my $login (keys %cf::PLAYER) {	3592	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3593	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3594	$pl->valid or next;
		3595	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3596	$pl->save;
2798	}	3597	}
2799	warn "end emergency player save\n";	3598	warn "emergency_perl_save: end player save\n";
2800		3599
2801	warn "begin emergency map save\n";	3600	warn "emergency_perl_save: begin map save\n";
2802	for my $path (keys %cf::MAP) {	3601	for my $path (keys %cf::MAP) {
2803	my $map = $cf::MAP{$path} or next;	3602	my $map = $cf::MAP{$path} or next;
2804	$map->valid or next;	3603	$map->valid or next;
2805	$map->save;	3604	$map->save;
2806	}	3605	}
2807	warn "end emergency map save\n";	3606	warn "emergency_perl_save: end map save\n";
2808		3607
2809	warn "begin emergency database checkpoint\n";	3608	warn "emergency_perl_save: begin database checkpoint\n";
2810	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
2811	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";
2812	};	3615	};
2813		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
2814	warn "leave emergency perl save\n";	3622	warn "emergency_perl_save: leave\n";
2815	}	3623	}
2816		3624
2817	sub post_cleanup {	3625	sub post_cleanup {
2818	my ($make_core) = @_;	3626	my ($make_core) = @_;
2819		3627
2820	warn Carp::longmess "post_cleanup backtrace"	3628	warn Carp::longmess "post_cleanup backtrace"
2821	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 $pkg\n";#d#
2822	}	3659	}
2823		3660
2824	sub do_reload_perl() {	3661	sub do_reload_perl() {
2825	# can/must only be called in main	3662	# can/must only be called in main
2826	if ($Coro::current != $Coro::main) {	3663	if ($Coro::current != $Coro::main) {
2827	warn "can only reload from main coroutine";	3664	warn "can only reload from main coroutine";
2828	return;	3665	return;
2829	}	3666	}
2830		3667
		3668	return if $RELOAD++;
		3669
		3670	my $t1 = EV::time;
		3671
		3672	while ($RELOAD) {
2831	warn "reloading...";	3673	warn "reloading...";
2832		3674
2833	warn "entering sync_job";	3675	warn "entering sync_job";
2834		3676
2835	cf::sync_job {	3677	cf::sync_job {
2836	cf::write_runtime; # external watchdog should not bark	3678	cf::write_runtime_sync; # external watchdog should not bark
2837	cf::emergency_save;	3679	cf::emergency_save;
2838	cf::write_runtime; # external watchdog should not bark	3680	cf::write_runtime_sync; # external watchdog should not bark
2839		3681
2840	warn "syncing database to disk";	3682	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3683	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3684
2843	# 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
2844		3686
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3687	warn "flushing outstanding aio requests";
2851	for (;;) {
2852	BDB::flush;
2853	IO::AIO::flush;
2854	Coro::cede;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3688	while (IO::AIO::nreqs || BDB::nreqs) {
2856	warn "iterate...";	3689	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2857	}
2858
2859	++$RELOAD;
2860
2861	warn "cancelling all extension coros";
2862	$_->cancel for values %EXT_CORO;
2863	%EXT_CORO = ();
2864
2865	warn "removing commands";
2866	%COMMAND = ();
2867
2868	warn "removing ext commands";
2869	%EXTCMD = ();
2870
2871	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";
2874
2875	if (my $cb = $pkg->can ("unload")) {
2876	eval {
2877	$cb->($pkg);
2878	1
2879	} or warn "$pkg unloaded, but with errors: $@";
2880	}	3690	}
2881		3691
2882	warn "... nuking $pkg";	3692	warn "cancelling all extension coros";
2883	Symbol::delete_package $pkg;	3693	$_->cancel for values %EXT_CORO;
2884	}	3694	%EXT_CORO = ();
2885		3695
2886	warn "unloading all perl modules loaded from $LIBDIR";	3696	warn "removing commands";
2887	while (my ($k, $v) = each %INC) {	3697	%COMMAND = ();
2888	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2889		3698
		3699	warn "removing ext/exti commands";
		3700	%EXTCMD = ();
		3701	%EXTICMD = ();
		3702
		3703	warn "unloading/nuking all extensions";
		3704	for my $pkg (@EXTS) {
2890	warn "... unloading $k";	3705	warn "... unloading $pkg";
2891	delete $INC{$k};
2892		3706
2893	$k =~ s/\.pm$//;
2894	$k =~ s/\//::/g;
2895
2896	if (my $cb = $k->can ("unload_module")) {	3707	if (my $cb = $pkg->can ("unload")) {
		3708	eval {
2897	$cb->();	3709	$cb->($pkg);
		3710	1
		3711	} or warn "$pkg unloaded, but with errors: $@";
		3712	}
		3713
		3714	warn "... clearing $pkg";
		3715	clear_package $pkg;
2898	}	3716	}
2899		3717
2900	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 $k;
2901	}	3733	}
2902		3734
2903	warn "getting rid of safe::, as good as possible";	3735	warn "getting rid of safe::, as good as possible";
2904	Symbol::delete_package "safe::$_"	3736	clear_package "safe::$_"
2905	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);
2906		3738
2907	warn "unloading cf.pm \"a bit\"";	3739	warn "unloading cf.pm \"a bit\"";
2908	delete $INC{"cf.pm"};	3740	delete $INC{"cf.pm"};
2909	delete $INC{"cf/pod.pm"};	3741	delete $INC{"cf/pod.pm"};
2910		3742
2911	# don't, removes xs symbols, too,	3743	# don't, removes xs symbols, too,
2912	# and global variables created in xs	3744	# and global variables created in xs
2913	#Symbol::delete_package __PACKAGE__;	3745	#clear_package __PACKAGE__;
2914		3746
2915	warn "unload completed, starting to reload now";	3747	warn "unload completed, starting to reload now";
2916		3748
2917	warn "reloading cf.pm";	3749	warn "reloading cf.pm";
2918	require cf;	3750	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3751	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2920		3752
2921	warn "loading config and database again";	3753	warn "loading config and database again";
2922	cf::cfg_load;	3754	cf::reload_config;
2923		3755
2924	warn "loading extensions";	3756	warn "loading extensions";
2925	cf::load_extensions;	3757	cf::load_extensions;
2926		3758
		3759	if ($REATTACH_ON_RELOAD) {
2927	warn "reattaching attachments to objects/players";	3760	warn "reattaching attachments to objects/players";
2928	_global_reattach; # objects, sockets	3761	_global_reattach; # objects, sockets
2929	warn "reattaching attachments to maps";	3762	warn "reattaching attachments to maps";
2930	reattach $_ for values %MAP;	3763	reattach $_ for values %MAP;
2931	warn "reattaching attachments to players";	3764	warn "reattaching attachments to players";
2932	reattach $_ for values %PLAYER;	3765	reattach $_ for values %PLAYER;
		3766	}
2933		3767
		3768	warn "running post_init jobs";
		3769	(pop @POST_INIT)->(1) while @POST_INIT;
		3770
2934	warn "leaving sync_job";	3771	warn "leaving sync_job";
2935		3772
2936	1	3773	1
2937	} or do {	3774	} or do {
2938	warn $@;	3775	warn $@;
2939	warn "error while reloading, exiting.";	3776	cf::cleanup "error while reloading, exiting.";
2940	exit 1;
2941	};	3777	};
2942		3778
2943	warn "reloaded";	3779	warn "reloaded";
		3780	--$RELOAD;
		3781	}
		3782
		3783	$t1 = EV::time - $t1;
		3784	warn "reload completed in ${t1}s\n";
2944	};	3785	};
2945		3786
2946	our $RELOAD_WATCHER; # used only during reload	3787	our $RELOAD_WATCHER; # used only during reload
2947		3788
2948	sub reload_perl() {	3789	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3790	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3791	# coro crashes during coro_state_free->destroy here.
2951		3792
2952	$RELOAD_WATCHER ||= Event->timer (	3793	$RELOAD_WATCHER ||= cf::async {
2953	reentrant => 0,	3794	Coro::AIO::aio_wait cache_extensions;
2954	after => 0,	3795
2955	data => WF_AUTOCANCEL,	3796	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2956	cb => sub {
2957	do_reload_perl;	3797	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3798	undef $RELOAD_WATCHER;
2959	},	3799	};
2960	);	3800	};
2961	}	3801	}
2962		3802
2963	register_command "reload" => sub {	3803	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3804	my ($who, $arg) = @_;
2965		3805
2966	if ($who->flag (FLAG_WIZ)) {	3806	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3807	$who->message ("reloading server.");
		3808	async {
		3809	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3810	reload_perl;
		3811	};
2969	}	3812	}
2970	};	3813	};
2971		3814
2972	unshift @INC, $LIBDIR;	3815	unshift @INC, $LIBDIR;
2973		3816
…		…
2975		3818
2976	our @WAIT_FOR_TICK;	3819	our @WAIT_FOR_TICK;
2977	our @WAIT_FOR_TICK_BEGIN;	3820	our @WAIT_FOR_TICK_BEGIN;
2978		3821
2979	sub wait_for_tick {	3822	sub wait_for_tick {
2980	return unless $TICK_WATCHER->is_active;
2981	return if $Coro::current == $Coro::main;	3823	return if tick_inhibit || $Coro::current == $Coro::main;
2982		3824
2983	my $signal = new Coro::Signal;	3825	my $signal = new Coro::Signal;
2984	push @WAIT_FOR_TICK, $signal;	3826	push @WAIT_FOR_TICK, $signal;
2985	$signal->wait;	3827	$signal->wait;
2986	}	3828	}
2987		3829
2988	sub wait_for_tick_begin {	3830	sub wait_for_tick_begin {
2989	return unless $TICK_WATCHER->is_active;
2990	return if $Coro::current == $Coro::main;	3831	return if tick_inhibit || $Coro::current == $Coro::main;
2991		3832
2992	my $signal = new Coro::Signal;	3833	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3834	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3835	$signal->wait;
2995	}	3836	}
2996		3837
2997	my $min = 1e6;#d#	3838	sub tick {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3839	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3840	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3841	unless ++$bug_warning > 10;
3009	return;	3842	return;
3010	}	3843	}
3011		3844
3012	$NOW = $tick_start = Event::time;
3013
3014	cf::server_tick; # one server iteration	3845	cf::server_tick; # one server iteration
3015		3846
3016	0 && sync_job {#d#	3847	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3017	for(1..10) {	3848	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3018	my $t = Event::time;	3849	Coro::async_pool {
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3850	$Coro::current->{desc} = "runtime saver";
3020	or die;	3851	write_runtime_sync
3021		3852	or warn "ERROR: unable to write runtime file: $!";
3022	$map->width (50);
3023	$map->height (50);
3024	$map->alloc;
3025	$map->_load_objects ("/tmp/x.map", 1);
3026	my $t = Event::time - $t;
3027
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3853	};
		3854	}
3038		3855
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3856	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3857	$sig->send;
3055	}	3858	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3859	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3860	$sig->send;
3058	}	3861	}
3059		3862
3060	$NOW = Event::time;	3863	$LOAD = ($NOW - $TICK_START) / $TICK;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3864	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3865
3071	_post_tick;	3866	if (0) {
3072		3867	if ($NEXT_TICK) {
3073		3868	my $jitter = $TICK_START - $NEXT_TICK;
		3869	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3870	warn "jitter $JITTER\n";#d#
		3871	}
3074	},	3872	}
3075	);	3873	}
3076		3874
3077	{	3875	{
3078	BDB::max_poll_time $TICK * 0.1;	3876	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3877
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3878	BDB::min_parallel 8;
3088		3879	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3880	$AnyEvent::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3881
3104	unless ($DB_ENV) {	3882	unless ($DB_ENV) {
3105	$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);
3106		3889
3107	cf::sync_job {	3890	cf::sync_job {
3108	eval {	3891	eval {
3109	BDB::db_env_open	3892	BDB::db_env_open
3110	$DB_ENV,	3893	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3895	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3896	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3897	0666;
3115		3898
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3899	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3900	};
3121		3901
3122	cf::cleanup "db_env_open(db): $@" if $@;	3902	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3903	};
3124	}	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	};
3125	}	3915	}
3126		3916
3127	{	3917	{
		3918	# configure IO::AIO
		3919
3128	IO::AIO::min_parallel 8;	3920	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3921	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3922	undef $AnyEvent::AIO::WATCHER;
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3923	}
3141		3924
3142	my $_log_backtrace;	3925	my $_log_backtrace;
3143		3926
3144	sub _log_backtrace {	3927	sub _log_backtrace {
…		…
3147	$msg =~ s/\n//;	3930	$msg =~ s/\n//;
3148		3931
3149	# limit the # of concurrent backtraces	3932	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3933	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3934	++$_log_backtrace;
		3935	my $perl_bt = Carp::longmess $msg;
3152	async {	3936	async {
		3937	$Coro::current->{desc} = "abt $msg";
		3938
3153	my @bt = fork_call {	3939	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	3940	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3941	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	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 |"
3157	or die "addr2line: $!";	3943	or die "addr2line: $!";
…		…
3165	}	3951	}
3166		3952
3167	@funcs	3953	@funcs
3168	};	3954	};
3169		3955
3170	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $perl_bt\n";
		3957	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3171	LOG llevInfo, "[ABT] $_\n" for @bt;	3958	LOG llevInfo, "[ABT] $_\n" for @bt;
3172	--$_log_backtrace;	3959	--$_log_backtrace;
3173	};	3960	};
3174	} else {	3961	} else {
3175	LOG llevInfo, "[ABT] $msg\n";	3962	LOG llevInfo, "[ABT] $msg\n";

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