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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.531 by root, Wed Apr 28 21:07:41 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	258	my $msg = join "", @_;
189		259
190	$msg .= "\n"	260	$msg .= "\n"
191	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
192		262
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		264
195	LOG llevError, $msg;	265	LOG llevError, $msg;
196	};	266	};
197	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
198		281
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	292	for my $pkg (qw(
210	cf::global cf::attachable	293	cf::global cf::attachable
211	cf::object cf::object::player	294	cf::object cf::object::player
212	cf::client cf::player	295	cf::client cf::player
213	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
214	cf::map cf::party cf::region	298	cf::party cf::region
215	)) {	299	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	301	}
219		302
220	$Event::DIED = sub {	303	$EV::DIED = sub {
221	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
222	};	305	};
223		306
224	#############################################################################	307	#############################################################################
225		308
226	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	332	$d
250	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
251	}	334	}
252		335
253	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
254		337
255	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
256		339
257	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
258		341
259	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
260		343
261	=cut	344	=cut
262		345
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		347
265	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
267		364
268	=item cf::lock_wait $string	365	=item cf::lock_wait $string
269		366
270	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
271		368
272	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
273		370
274	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
277	returned.	374	returned.
278		375
279	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	377	deadlocked coro.
…		…
286		383
287	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
288		385
289	=cut	386	=cut
290		387
291	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		389
294	sub lock_wait($) {	390	sub lock_wait($) {
295	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	392	}
308		393
309	sub lock_acquire($) {	394	sub lock_acquire($) {
310	my ($key) = @_;	395	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	396	}
324		397
325	sub lock_active($) {	398	sub lock_active($) {
326	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	400	}
330		401
331	sub freeze_mainloop {	402	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
333		404
334	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	406	}
336	};	407
337	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
338	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
339	}	421	}
340		422
341	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
342		424
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		433
352	=cut	434	=cut
353		435
354	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
356		439
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
360		443
361	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
362		446
363	while () {	447	while () {
364	next_job:	448	next_job:
		449
365	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	451
367	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	456	$job->[2]->send;
371	Coro::cede;	457	Coro::cede;
372	goto next_job;	458	goto next_job;
373	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	461	}
375	}	462	}
376		463
377	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	467	$signal->wait;
381	} else {	468	} else {
		469	$busy = 0;
382	Coro::schedule;	470	Coro::schedule;
383	}	471	}
384	}	472	}
385	};	473	};
386		474
387	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
388	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
389		479
390	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
391	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
392		483
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
406		497
407	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
408		499
409	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
410		501
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	505	acceptable.
415		506
416	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		513
423	sub sync_job(&) {	514	sub sync_job(&) {
424	my ($job) = @_;	515	my ($job) = @_;
425		516
426	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	518	my $time = AE::time;
428		519
429	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
431		522
432	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
433		524
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
437		526
438	my $busy = 1;	527	my $busy = 1;
439	my @res;	528	my @res;
440		529
…		…
447		536
448	while ($busy) {	537	while ($busy) {
449	if (Coro::nready) {	538	if (Coro::nready) {
450	Coro::cede_notself;	539	Coro::cede_notself;
451	} else {	540	} else {
452	Event::one_event;	541	EV::loop EV::LOOP_ONESHOT;
453	}	542	}
454	}	543	}
455		544
456	$time = Event::time - $time;	545	my $time = AE::time - $time;
457		546
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
462		548
463	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
464	} else {	550	} else {
465	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
466		552
…		…
491	=item fork_call { }, $args	577	=item fork_call { }, $args
492		578
493	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
497		583
498	=cut	584	=cut
499		585
500	sub fork_call(&@) {	586	sub fork_call(&@) {
501	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
…		…
508	reset_signals;	594	reset_signals;
509	&$cb	595	&$cb
510	}, @args;	596	}, @args;
511		597
512	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
513	}	637	}
514		638
515	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
516		640
517	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
656		780
657	#############################################################################	781	#############################################################################
658		782
659	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
660		784
661	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
664		788
665	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	791	Deliantra).
668		792
669	=over 4	793	=over 4
670		794
671	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
672		796
…		…
716	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
717		841
718	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
720		844
721	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
723		847
724	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
725		849
726	=over 4	850	=over 4
…		…
954	}	1078	}
955		1079
956	0	1080	0
957	}	1081	}
958		1082
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1084
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1086
963	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
964		1088
…		…
1017		1141
1018	sub reattach {	1142	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1144	my ($obj) = @_;
1021		1145
		1146	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1148
1024	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1025		1150
1026	@$registry = ();	1151	@$registry = ();
1027		1152
…		…
1042	cf::attachable->attach (	1167	cf::attachable->attach (
1043	prio => -1000000,	1168	prio => -1000000,
1044	on_instantiate => sub {	1169	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1046		1171
1047	$data = from_json $data;	1172	$data = decode_json $data;
1048		1173
1049	for (@$data) {	1174	for (@$data) {
1050	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1051		1176
1052	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1070		1195
1071	sync_job {	1196	sync_job {
1072	if (length $$rdata) {	1197	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1076		1202
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1208	aio_fsync $fh;
		1209	}
1081	close $fh;	1210	aio_close $fh;
1082		1211
1083	if (@$objs) {	1212	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1219	aio_fsync $fh;
		1220	}
1089	close $fh;	1221	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1223	}
1092	} else {	1224	} else {
1093	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1094	}	1226	}
1095		1227
1096	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1232	} else {
1098	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1099	}	1234	}
1100	} else {	1235	} else {
1101	aio_unlink $filename;	1236	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1103	}	1238	}
…		…
1128	$av = $st->{objs};	1263	$av = $st->{objs};
1129	}	1264	}
1130		1265
1131	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1134		1270
1135	($data, $av)	1271	($data, $av)
1136	}	1272	}
1137		1273
1138	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1195		1331
1196	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1197	}	1333	}
1198		1334
		1335	use File::Glob ();
		1336
1199	cf::player->attach (	1337	cf::player->attach (
1200	on_command => sub {	1338	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1202		1340
1203	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1204	or return;	1342	or return;
1205		1343
…		…
1235		1373
1236	cf::override;	1374	cf::override;
1237	},	1375	},
1238	);	1376	);
1239		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1240	sub load_extensions {	1391	sub load_extensions {
1241	cf::sync_job {	1392	cf::sync_job {
1242	my %todo;	1393	my %todo;
1243		1394
1244	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1414
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1417
1267	$ext{source} =	1418	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1270	. $source	1421	. $source
1271	. "\n};\n1";	1422	. "\n};\n1";
1272		1423
1273	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1274	}	1425	}
1275		1426
		1427	my $pass = 0;
1276	my %done;	1428	my %done;
1277	while (%todo) {	1429	while (%todo) {
1278	my $progress;	1430	my $progress;
1279		1431
		1432	++$pass;
		1433
		1434	ext:
1280	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1437	next ext
1283	unless exists $done{$_};	1438	unless exists $done{$_};
1284	}	1439	}
1285		1440
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1442
1288	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1293	warn $msg;	1450
1294	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1452	delete $todo{$k};
1296	}	1453	} else {
1297		1454	$done{$k} = delete $todo{$k};
1298	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1299	}	1460	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1461	}
1305		1462
1306	skip:	1463	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1309	}	1471	}
1310	};	1472	};
1311	}	1473	}
1312		1474
1313	#############################################################################	1475	#############################################################################
1314		1476
1315	=back	1477	=back
1316		1478
1317	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1318		1480
1319	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1320		1482
1321	=cut	1483	=cut
1322		1484
1323	package cf::player;	1485	package cf::player;
1324		1486
…		…
1367		1529
1368	sub exists($) {	1530	sub exists($) {
1369	my ($login) = @_;	1531	my ($login) = @_;
1370		1532
1371	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1373	}	1535	}
1374		1536
1375	sub find($) {	1537	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1539	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1552	or return;
1391		1553
1392	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1393	or return;	1555	or return;
		1556
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1397	}	1560	}
1398	}	1561	}
1399	}	1562	}
1400		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1401	sub save($) {	1577	sub save($) {
1402	my ($pl) = @_;	1578	my ($pl) = @_;
1403		1579
1404	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1405		1581
…		…
1408		1584
1409	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1410		1586
1411	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1594
1414	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1596	cf::cede_to_tick;
1416	}	1597	}
1417		1598
…		…
1449	my ($pl) = @_;	1630	my ($pl) = @_;
1450		1631
1451	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1452		1633
1453	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1636
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1460		1642
1461	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1683
1502	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1503	my $path = path $login;	1685	my $path = path $login;
1504		1686
1505	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1693	}
1511		1694
…		…
1515		1698
1516	\@logins	1699	\@logins
1517	}	1700	}
1518		1701
1519	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1520		1705
1521	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1522	player. May block.	1707	player. May block.
1523		1708
1524	=cut	1709	=cut
…		…
1542	}	1727	}
1543		1728
1544	\@paths	1729	\@paths
1545	}	1730	}
1546		1731
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1733
1549	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1735
1637	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1638		1737
1639	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1640		1739
…		…
1672		1771
1673	=cut	1772	=cut
1674		1773
1675	sub find_by_path($) {	1774	sub find_by_path($) {
1676	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1677		1778
1678	my ($match, $specificity);	1779	my ($match, $specificity);
1679		1780
1680	for my $region (list) {	1781	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1709		1810
1710	sub generate_random_map {	1811	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1712	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1817	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1742		1846
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1848	}
1745		1849
1746	# also paths starting with '/'	1850	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1852
1749	sub thawer_merge {	1853	sub thawer_merge {
1750	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1751		1855
1752	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1838		1942
1839	# the temporary/swap location	1943	# the temporary/swap location
1840	sub save_path {	1944	sub save_path {
1841	my ($self) = @_;	1945	my ($self) = @_;
1842		1946
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1845	}	1949	}
1846		1950
1847	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1848	sub uniq_path {	1952	sub uniq_path {
1849	my ($self) = @_;	1953	my ($self) = @_;
1850		1954
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1957	}
1863		1958
1864	sub decay_objects {	1959	sub decay_objects {
1865	my ($self) = @_;	1960	my ($self) = @_;
1866		1961
…		…
1950	sub find {	2045	sub find {
1951	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1952		2047
1953	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1954		2049
1955	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2052
1958	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1963	or return;	2055	or return;
1964		2056
1965	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1966		2058
…		…
1968	or return;	2060	or return;
1969		2061
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
1973	undef $guard1;	2066	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2067	$map->reset;
1976	return find $path;	2068	return find $path;
1977	}	2069	}
1978		2070
1979	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1980	}	2072	}
1981	}	2073	}
1982		2074
1983	sub pre_load { }	2075	sub pre_load { }
1984	sub post_load { }	2076	#sub post_load { } # XS
1985		2077
1986	sub load {	2078	sub load {
1987	my ($self) = @_;	2079	my ($self) = @_;
1988		2080
1989	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2099	$f->skip_block;
2008	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2009	or return;	2101	or return;
2010		2102
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2012	if delete $self->{load_original};	2104	if delete $self->{load_original};
2013		2105
2014	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2107	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2127	$self->decay_objects;
2036	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2037	$self->update_buttons;	2129	$self->update_buttons;
2038	cf::cede_to_tick;	2130	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2131	$self->activate;
2042	}	2132	}
2043		2133
2044	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
2046		2136
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2138	}
2049		2139
2050	$self->post_load;	2140	$self->post_load;
2051	}	2141	}
2052		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2146	sub customise_for {
2054	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2055		2148
2056	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2150	if $self->per_player;
…		…
2073	or next;	2166	or next;
2074	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2075	or next;	2168	or next;
2076	$neigh->load;	2169	$neigh->load;
2077		2170
		2171	# now find the diagonal neighbours
2078	push @neigh,	2172	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2175	}
2082		2176
…		…
2110	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
2111		2205
2112	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2113		2207
2114	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2210	}
2117		2211
2118	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2119		2213
2120	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2135		2229
2136	()	2230	()
2137	}	2231	}
2138		2232
		2233	# common code, used by both ->save and ->swapout
2139	sub save {	2234	sub _save {
2140	my ($self) = @_;	2235	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2236
2144	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2145		2238
2146	return unless $self->dirty;	2239	return unless $self->dirty;
2147		2240
…		…
2156		2249
2157	cf::async {	2250	cf::async {
2158	$Coro::current->{desc} = "map player save";	2251	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2160	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2161		2256
2162	if ($uniq) {	2257	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2260	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2262	}
2168	}	2263	}
2169		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2170	sub swap_out {	2273	sub swap_out {
2171	my ($self) = @_;	2274	my ($self) = @_;
2172		2275
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2178	return if $self->players;	2280	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;
2180	return if $self->{deny_save};
2181		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
		2291	$self->clear;
		2292	}
		2293
		2294	sub reset_at {
		2295	my ($self) = @_;
		2296
		2297	# TODO: safety, remove and allow resettable per-player maps
		2298	return 1e99 if $self->{deny_reset};
		2299
		2300	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2301	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2302
		2303	$time + $to
		2304	}
		2305
		2306	sub should_reset {
		2307	my ($self) = @_;
		2308
		2309	$self->reset_at <= $cf::RUNTIME
		2310	}
		2311
		2312	sub reset {
		2313	my ($self) = @_;
		2314
		2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2316
		2317	return if $self->players;
		2318
		2319	warn "resetting map ", $self->path, "\n";
		2320
		2321	$self->in_memory (cf::MAP_SWAPPED);
		2322
		2323	# need to save uniques path
		2324	unless ($self->{deny_save}) {
		2325	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2326
		2327	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2328	if $uniq;
		2329	}
		2330
		2331	delete $cf::MAP{$self->path};
2183		2332
2184	$self->deactivate;	2333	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2335	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2336
2232	$self->unlink_save;	2337	$self->unlink_save;
2233	$self->destroy;	2338	$self->destroy;
2234	}	2339	}
2235		2340
…		…
2243		2348
2244	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2245		2350
2246	$self->unlink_save;	2351	$self->unlink_save;
2247		2352
2248	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2358
…		…
2302		2407
2303	sub unique_maps() {	2408	sub unique_maps() {
2304	[	2409	[
2305	map {	2410	map {
2306	utf8::decode $_;	2411	utf8::decode $_;
2307	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2308	? normalise $_	2415	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2417	]
2312	}	2418	}
2313		2419
2314	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2315		2451
2316	=back	2452	=back
2317		2453
2318	=head3 cf::object	2454	=head3 cf::object
2319		2455
…		…
2323		2459
2324	=over 4	2460	=over 4
2325		2461
2326	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2327		2463
2328	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2329		2466
2330	=cut	2467	=cut
2331		2468
2332	sub inv_recursive_;	2469	sub inv_recursive_;
2333	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2339	}	2476	}
2340		2477
2341	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2342		2479
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2480	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2481
2345	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2346		2483
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2382		2519
2383	=cut	2520	=cut
2384		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
		2535
2385	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2537	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2553
2403	} else {	2554	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2557	}
2407	}	2558	}
2408	}	2559	}
2409		2560
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2586
2436	=item $player_object->enter_link	2587	=item $player_object->enter_link
2437		2588
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2590
2440	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2442		2595
2443	Will never block.	2596	Will never block.
2444		2597
2445	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2446		2599
…		…
2466	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2620	my ($self) = @_;
2468		2621
2469	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2470		2623
		2624	++$self->{_link_recursion};
		2625
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2627
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2475		2630
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2632	}
2478		2633
2479	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2481		2636
…		…
2498	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2500		2655
2501	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2504		2659
2505	$map->load;	2660	$map->load;
2506	$map->load_neighbours;	2661	$map->load_neighbours;
2507		2662
2508	return unless $self->contr->active;	2663	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2664
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2513	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2514		2672
		2673	}
		2674
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2516		2676
2517	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2681	be called at the end of this process.
2522		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2523	=cut	2686	=cut
2524		2687
2525	our $GOTOGEN;	2688	our $GOTOGEN;
2526		2689
2527	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2528	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2529		2698
2530	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2701
2533	$self->enter_link;	2702	$self->enter_link;
…		…
2557	my $map = eval {	2726	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2559		2728
2560	if ($map) {	2729	if ($map) {
2561	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2732	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2734	}
2566		2735
2567	$map	2736	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2578	}	2747	}
2579		2748
2580	$done->() if $done;	2749	$done->($self) if $done;
2581	})->prio (1);	2750	})->prio (1);
2582	}	2751	}
2583		2752
2584	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2585		2754
…		…
2605	}	2774	}
2606		2775
2607	sub prepare_random_map {	2776	sub prepare_random_map {
2608	my ($exit) = @_;	2777	my ($exit) = @_;
2609		2778
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2781	# that depends on the exit object
2615		2782
2616	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2785	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2623	}	2792	}
2624		2793
2625	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2626		2795
2627	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2630		2799
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2802	undef $fh;
2634	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2635		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2638	}	2811	}
2639	}	2812	}
2640		2813
2641	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2643		2816
2644	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2645		2818
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2819	$self->enter_link;
2658		2820
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2821	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2822	$Coro::current->{desc} = "enter_exit";
2665		2823
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2668	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2669		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2670	1;	2845	1
2671	}) {	2846	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2851
2677	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2694	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2696		2871
2697	utf8::encode $text;	2872	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2699	}	2899	}
2700		2900
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2902
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2907
2708	=cut	2908	=cut
2709		2909
2710	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2712	"c/identify" => {	2918	"c/identify" => {
2713	id => "infobox",	2919	id => "infobox",
2714	title => "Identify",	2920	title => "Identify",
2715	reply => undef,	2921	reply => undef,
2716	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2924	"c/examine" => {
2719	id => "infobox",	2925	id => "infobox",
2720	title => "Examine",	2926	title => "Examine",
2721	reply => undef,	2927	reply => undef,
2722	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
2723	},	2935	},
2724	"c/book" => {	2936	"c/book" => {
2725	id => "infobox",	2937	id => "infobox",
2726	title => "Book",	2938	title => "Book",
2727	reply => undef,	2939	reply => undef,
…		…
2743	id => "infobox",	2955	id => "infobox",
2744	title => "Body Parts",	2956	title => "Body Parts",
2745	reply => undef,	2957	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2747	},	2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
2748	"c/uptime" => {	2996	"c/uptime" => {
2749	id => "infobox",	2997	id => "infobox",
2750	title => "Uptime",	2998	title => "Uptime",
2751	reply => undef,	2999	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3003	id => "infobox",
2756	title => "Map Info",	3004	title => "Map Info",
2757	reply => undef,	3005	reply => undef,
2758	tooltip => "Information related to the maps",	3006	tooltip => "Information related to the maps",
2759	},	3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2760	);	3022	);
2761		3023
2762	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3026
2765	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2766		3029
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3031
2769	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2772		3035
2773	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3037	$channel = $channel->{id};
2777		3038
2778	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3044	}
2785		3045
2786	$channel = $channel->{id};	3046	$channel = $channel->{id};
2787	}	3047	}
2788		3048
2789	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2790		3050
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3051	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2795		3054
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3058	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3059
2810	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3061	}
2824		3062
2825	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2826		3064
2827	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2830		3068
2831	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2833		3071
2834	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3077	}
2840	}	3078	}
2841		3079
2842	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2843		3081
…		…
2847		3085
2848	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2850		3088
2851	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3092	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3095	}
2858	}	3096	}
2859		3097
2860	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2861		3099
…		…
2962		3200
2963	$coro	3201	$coro
2964	}	3202	}
2965		3203
2966	cf::client->attach (	3204	cf::client->attach (
2967	on_destroy => sub {	3205	on_client_destroy => sub {
2968	my ($ns) = @_;	3206	my ($ns) = @_;
2969		3207
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3209	},
2972	);	3210	);
…		…
2988	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2989		3227
2990	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2991		3229
2992	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
2995	sort time	3233	sort time
2996	));	3234	));
2997		3235
2998	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3001		3239
3002	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3003		3241
3004	cf::object	3242	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
3007		3246
3008	cf::object::player	3247	cf::object::player
3009	player	3248	player
3010		3249
3011	cf::player	3250	cf::player
…		…
3016		3255
3017	=cut	3256	=cut
3018		3257
3019	for (	3258	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3026	) {	3265	) {
3027	no strict 'refs';	3266	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3047		3286
3048	my $qcode = $code;	3287	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3051		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3052	local $_;	3294	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3295
3055	my $eval =	3296	my $eval =
3056	"do {\n"	3297	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3300	. $code
3060	. "\n}"	3301	. "\n}"
3061	;	3302	;
3062		3303
		3304	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3066		3313
3067	if ($@) {	3314	if ($@) {
3068	warn "$@";	3315	warn "$@";
3069	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3070	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3089	=cut	3336	=cut
3090		3337
3091	sub register_script_function {	3338	sub register_script_function {
3092	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3093		3340
3094	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3096	}	3343	}
3097		3344
3098	=back	3345	=back
3099		3346
3100	=cut	3347	=cut
…		…
3121		3368
3122	$facedata->{version} == 2	3369	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3371
3125	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3126	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3375	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
3129	};	3378	};
3130	cf::cede_to_tick;	3379	cf::cede_to_tick;
3131		3380
3132	{	3381	{
3133	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
3134		3383
3135	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
3137	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3141		3391
3142	cf::cede_to_tick;	3392	cf::cede_to_tick;
3143	}	3393	}
3144		3394
3145	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
3147	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
3148	or next;	3399	or next;
		3400
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3404	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3167		3419
3168	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3169	}	3421	}
3170		3422
3171	{	3423	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3175		3425
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3429
3182	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3431	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3432	} else {
3192	$data = $info->{data};	3433	$RESOURCE{$name} = $info; # unused
3193	}	3434	}
3194		3435
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3436	cf::cede_to_tick;
3199	}	3437	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3441
3220	1	3442	1
3221	}	3443	}
3222		3444
3223	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
…		…
3225		3447
3226	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
3228	}	3450	}
3229	};	3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
3230		3462
3231	sub reload_regions {	3463	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3464	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3465	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3480	}
3249		3481
3250	sub reload_archetypes {	3482	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3485	}
3259		3486
3260	sub reload_treasures {	3487	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
3263	}	3490	}
3264		3491
		3492	sub reload_sound {
		3493	warn "loading sound config from $DATADIR/sound\n";
		3494
		3495	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3496	or die "$DATADIR/sound $!";
		3497
		3498	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3499
		3500	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3501	my $sound = $soundconf->{compat}[$_]
		3502	or next;
		3503
		3504	my $face = cf::face::find "sound/$sound->[1]";
		3505	cf::sound::set $sound->[0] => $face;
		3506	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3507	}
		3508
		3509	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3510	my $face = cf::face::find "sound/$v";
		3511	cf::sound::set $k => $face;
		3512	}
		3513	}
		3514
3265	sub reload_resources {	3515	sub reload_resources {
3266	warn "reloading resource files...\n";	3516	warn "reloading resource files...\n";
3267		3517
		3518	reload_facedata;
		3519	reload_sound;
		3520	reload_archetypes;
3268	reload_regions;	3521	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3522	reload_treasures;
3273		3523
3274	warn "finished reloading resource files\n";	3524	warn "finished reloading resource files\n";
3275	}	3525	}
3276		3526
3277	sub init {
3278	reload_resources;
3279	}
3280
3281	sub reload_config {	3527	sub reload_config {
		3528	warn "reloading config file...\n";
		3529
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3530	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3531	or return;
3284		3532
3285	local $/;	3533	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3534	*CFG = YAML::XS::Load scalar <$fh>;
3287		3535
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3536	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3537
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3538	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3539	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3292		3540
3293	if (exists $CFG{mlockall}) {	3541	if (exists $CFG{mlockall}) {
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3543	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3544	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3545	};
3298	warn $@ if $@;	3546	warn $@ if $@;
3299	}	3547	}
		3548
		3549	warn "finished reloading resource files\n";
		3550	}
		3551
		3552	sub pidfile() {
		3553	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3554	or die "$PIDFILE: $!";
		3555	flock $fh, &Fcntl::LOCK_EX
		3556	or die "$PIDFILE: flock: $!";
		3557	$fh
		3558	}
		3559
		3560	# make sure only one server instance is running at any one time
		3561	sub atomic {
		3562	my $fh = pidfile;
		3563
		3564	my $pid = <$fh>;
		3565	kill 9, $pid if $pid > 0;
		3566
		3567	seek $fh, 0, 0;
		3568	print $fh $$;
		3569	}
		3570
		3571	sub main_loop {
		3572	warn "EV::loop starting\n";
		3573	if (1) {
		3574	EV::loop;
		3575	}
		3576	warn "EV::loop returned\n";
		3577	goto &main_loop unless $REALLY_UNLOOP;
3300	}	3578	}
3301		3579
3302	sub main {	3580	sub main {
		3581	cf::init_globals; # initialise logging
		3582
		3583	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3584	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3585	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3586	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3587
		3588	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3589
3303	# we must not ever block the main coroutine	3590	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3591	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3592	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3593	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3594	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3595	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3596	})->prio (Coro::PRIO_MAX);
3310	};	3597	};
3311		3598
		3599	evthread_start IO::AIO::poll_fileno;
		3600
		3601	cf::sync_job {
		3602	cf::init_experience;
		3603	cf::init_anim;
		3604	cf::init_attackmess;
		3605	cf::init_dynamic;
		3606
		3607	cf::load_settings;
		3608	cf::load_materials;
		3609
		3610	reload_resources;
3312	reload_config;	3611	reload_config;
3313	db_init;	3612	db_init;
		3613
		3614	cf::init_uuid;
		3615	cf::init_signals;
		3616	cf::init_skills;
		3617
		3618	cf::init_beforeplay;
		3619
		3620	atomic;
		3621
3314	load_extensions;	3622	load_extensions;
3315		3623
3316	$TICK_WATCHER->start;	3624	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3625
		3626	# no (long-running) fork's whatsoever before this point(!)
		3627	use POSIX ();
		3628	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3629
		3630	(pop @POST_INIT)->(0) while @POST_INIT;
		3631	};
		3632
		3633	cf::object::thawer::errors_are_fatal 0;
		3634	warn "parse errors in files are no longer fatal from this point on.\n";
		3635
		3636	main_loop;
3318	}	3637	}
3319		3638
3320	#############################################################################	3639	#############################################################################
3321	# initialisation and cleanup	3640	# initialisation and cleanup
3322		3641
3323	# install some emergency cleanup handlers	3642	# install some emergency cleanup handlers
3324	BEGIN {	3643	BEGIN {
		3644	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3645	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3646	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3647	cf::cleanup "SIG$signal";
3333	},
3334	);	3648	};
3335	}	3649	}
3336	}	3650	}
3337		3651
3338	sub write_runtime {	3652	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3653	my $t0 = AE::time;
3340		3654
3341	# first touch the runtime file to show we are still running:	3655	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3656	# the fsync below can take a very very long time.
3343		3657
3344	IO::AIO::aio_utime $runtime, undef, undef;	3658	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3659
3346	my $guard = cf::lock_acquire "write_runtime";	3660	my $guard = cf::lock_acquire "write_runtime";
3347		3661
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3662	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3663	or return;
3350		3664
3351	my $value = $cf::RUNTIME + 90 + 10;	3665	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3666	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3667	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3677	aio_utime $fh, undef, undef;
3364		3678
3365	close $fh	3679	close $fh
3366	or return;	3680	or return;
3367		3681
3368	aio_rename "$runtime~", $runtime	3682	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3683	and return;
3370		3684
3371	warn "runtime file written.\n";	3685	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3686
3373	1	3687	1
		3688	}
		3689
		3690	our $uuid_lock;
		3691	our $uuid_skip;
		3692
		3693	sub write_uuid_sync($) {
		3694	$uuid_skip ||= $_[0];
		3695
		3696	return if $uuid_lock;
		3697	local $uuid_lock = 1;
		3698
		3699	my $uuid = "$LOCALDIR/uuid";
		3700
		3701	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3702	or return;
		3703
		3704	my $value = uuid_seq uuid_cur;
		3705
		3706	unless ($value) {
		3707	warn "cowardly refusing to write zero uuid value!\n";
		3708	return;
		3709	}
		3710
		3711	my $value = uuid_str $value + $uuid_skip;
		3712	$uuid_skip = 0;
		3713
		3714	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3715	and return;
		3716
		3717	# always fsync - this file is important
		3718	aio_fsync $fh
		3719	and return;
		3720
		3721	close $fh
		3722	or return;
		3723
		3724	aio_rename "$uuid~", $uuid
		3725	and return;
		3726
		3727	warn "uuid file written ($value).\n";
		3728
		3729	1
		3730
		3731	}
		3732
		3733	sub write_uuid($$) {
		3734	my ($skip, $sync) = @_;
		3735
		3736	$sync ? write_uuid_sync $skip
		3737	: async { write_uuid_sync $skip };
3374	}	3738	}
3375		3739
3376	sub emergency_save() {	3740	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3741	my $freeze_guard = cf::freeze_mainloop;
3378		3742
3379	warn "enter emergency perl save\n";	3743	warn "emergency_perl_save: enter\n";
3380		3744
3381	cf::sync_job {	3745	cf::sync_job {
		3746	# this is a trade-off: we want to be very quick here, so
		3747	# save all maps without fsync, and later call a global sync
		3748	# (which in turn might be very very slow)
		3749	local $USE_FSYNC = 0;
		3750
3382	# use a peculiar iteration method to avoid tripping on perl	3751	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3752	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3753	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3754	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3755	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3756	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3757	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3758	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3759	$pl->save;
3391	}	3760	}
3392	warn "end emergency player save\n";	3761	warn "emergency_perl_save: end player save\n";
3393		3762
3394	warn "begin emergency map save\n";	3763	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3764	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3765	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3766	$map->valid or next;
3398	$map->save;	3767	$map->save;
3399	}	3768	}
3400	warn "end emergency map save\n";	3769	warn "emergency_perl_save: end map save\n";
3401		3770
3402	warn "begin emergency database checkpoint\n";	3771	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3772	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3773	warn "emergency_perl_save: end database checkpoint\n";
		3774
		3775	warn "emergency_perl_save: begin write uuid\n";
		3776	write_uuid_sync 1;
		3777	warn "emergency_perl_save: end write uuid\n";
3405	};	3778	};
3406		3779
		3780	warn "emergency_perl_save: starting sync()\n";
		3781	IO::AIO::aio_sync sub {
		3782	warn "emergency_perl_save: finished sync()\n";
		3783	};
		3784
3407	warn "leave emergency perl save\n";	3785	warn "emergency_perl_save: leave\n";
3408	}	3786	}
3409		3787
3410	sub post_cleanup {	3788	sub post_cleanup {
3411	my ($make_core) = @_;	3789	my ($make_core) = @_;
3412		3790
3413	warn Carp::longmess "post_cleanup backtrace"	3791	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3792	if $make_core;
		3793
		3794	my $fh = pidfile;
		3795	unlink $PIDFILE if <$fh> == $$;
		3796	}
		3797
		3798	# a safer delete_package, copied from Symbol
		3799	sub clear_package($) {
		3800	my $pkg = shift;
		3801
		3802	# expand to full symbol table name if needed
		3803	unless ($pkg =~ /^main::.*::$/) {
		3804	$pkg = "main$pkg" if $pkg =~ /^::/;
		3805	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3806	$pkg .= '::' unless $pkg =~ /::$/;
		3807	}
		3808
		3809	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3810	my $stem_symtab = *{$stem}{HASH};
		3811
		3812	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3813	or return;
		3814
		3815	# clear all symbols
		3816	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3817	for my $name (keys %$leaf_symtab) {
		3818	_gv_clear *{"$pkg$name"};
		3819	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3820	}
3415	}	3821	}
3416		3822
3417	sub do_reload_perl() {	3823	sub do_reload_perl() {
3418	# can/must only be called in main	3824	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3825	if (in_main) {
3420	warn "can only reload from main coroutine";	3826	warn "can only reload from main coroutine";
3421	return;	3827	return;
3422	}	3828	}
3423		3829
		3830	return if $RELOAD++;
		3831
		3832	my $t1 = AE::time;
		3833
		3834	while ($RELOAD) {
3424	warn "reloading...";	3835	warn "reloading...";
3425		3836
3426	warn "entering sync_job";	3837	warn "entering sync_job";
3427		3838
3428	cf::sync_job {	3839	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3841	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3842	cf::write_runtime_sync; # external watchdog should not bark
3432		3843
3433	warn "syncing database to disk";	3844	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3845	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3846
3436	# if anything goes wrong in here, we should simply crash as we already saved	3847	# if anything goes wrong in here, we should simply crash as we already saved
3437		3848
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3849	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3850	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3851	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3852	}
3475		3853
3476	warn "... nuking $pkg";	3854	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3855	$_->cancel for values %EXT_CORO;
3478	}	3856	%EXT_CORO = ();
3479		3857
3480	warn "unloading all perl modules loaded from $LIBDIR";	3858	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3859	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3860
		3861	warn "removing ext/exti commands";
		3862	%EXTCMD = ();
		3863	%EXTICMD = ();
		3864
		3865	warn "unloading/nuking all extensions";
		3866	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3867	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3868
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3869	if (my $cb = $pkg->can ("unload")) {
		3870	eval {
3491	$cb->();	3871	$cb->($pkg);
		3872	1
		3873	} or warn "$pkg unloaded, but with errors: $@";
		3874	}
		3875
		3876	warn "... clearing $pkg";
		3877	clear_package $pkg;
3492	}	3878	}
3493		3879
3494	Symbol::delete_package $k;	3880	warn "unloading all perl modules loaded from $LIBDIR";
		3881	while (my ($k, $v) = each %INC) {
		3882	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3883
		3884	warn "... unloading $k";
		3885	delete $INC{$k};
		3886
		3887	$k =~ s/\.pm$//;
		3888	$k =~ s/\//::/g;
		3889
		3890	if (my $cb = $k->can ("unload_module")) {
		3891	$cb->();
		3892	}
		3893
		3894	clear_package $k;
3495	}	3895	}
3496		3896
3497	warn "getting rid of safe::, as good as possible";	3897	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3898	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3899	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3900
3501	warn "unloading cf.pm \"a bit\"";	3901	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3902	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3903	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3904
3505	# don't, removes xs symbols, too,	3905	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3906	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3907	#clear_package __PACKAGE__;
3508		3908
3509	warn "unload completed, starting to reload now";	3909	warn "unload completed, starting to reload now";
3510		3910
3511	warn "reloading cf.pm";	3911	warn "reloading cf.pm";
3512	require cf;	3912	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3913	cf::_connect_to_perl_1;
3514		3914
3515	warn "loading config and database again";	3915	warn "loading config and database again";
3516	cf::reload_config;	3916	cf::reload_config;
3517		3917
3518	warn "loading extensions";	3918	warn "loading extensions";
3519	cf::load_extensions;	3919	cf::load_extensions;
3520		3920
		3921	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3922	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3923	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3924	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3925	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3926	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3927	reattach $_ for values %PLAYER;
		3928	}
3527		3929
		3930	warn "running post_init jobs";
		3931	(pop @POST_INIT)->(1) while @POST_INIT;
		3932
3528	warn "leaving sync_job";	3933	warn "leaving sync_job";
3529		3934
3530	1	3935	1
3531	} or do {	3936	} or do {
3532	warn $@;	3937	warn $@;
3533	warn "error while reloading, exiting.";	3938	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3939	};
3536		3940
3537	warn "reloaded";	3941	warn "reloaded";
		3942	--$RELOAD;
		3943	}
		3944
		3945	$t1 = AE::time - $t1;
		3946	warn "reload completed in ${t1}s\n";
3538	};	3947	};
3539		3948
3540	our $RELOAD_WATCHER; # used only during reload	3949	our $RELOAD_WATCHER; # used only during reload
3541		3950
3542	sub reload_perl() {	3951	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3952	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3953	# coro crashes during coro_state_free->destroy here.
3545		3954
3546	$RELOAD_WATCHER ||= Event->timer (	3955	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3956	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3957
3549	data => WF_AUTOCANCEL,	3958	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3959	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3960	undef $RELOAD_WATCHER;
3553	},	3961	};
3554	);	3962	};
3555	}	3963	}
3556		3964
3557	register_command "reload" => sub {	3965	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3966	my ($who, $arg) = @_;
3559		3967
…		…
3572		3980
3573	our @WAIT_FOR_TICK;	3981	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3982	our @WAIT_FOR_TICK_BEGIN;
3575		3983
3576	sub wait_for_tick {	3984	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3985	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		3986
3580	my $signal = new Coro::Signal;	3987	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3988	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3989	$signal->wait;
3583	}	3990	}
3584		3991
3585	sub wait_for_tick_begin {	3992	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3993	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		3994
3589	my $signal = new Coro::Signal;	3995	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3996	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3997	$signal->wait;
3592	}	3998	}
3593		3999
3594	$TICK_WATCHER = Event->timer (	4000	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	4001	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4002	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4003	unless ++$bug_warning > 10;
3604	return;	4004	return;
3605	}	4005	}
3606		4006
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	4007	cf::server_tick; # one server iteration
3610		4008
3611	$RUNTIME += $TICK;	4009	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		4010
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4011	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4012	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4013	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4014	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4015	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4016	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4017	};
		4018	}
3622		4019
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4020	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4021	$sig->send;
3625	}	4022	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4023	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	4024	$sig->send;
3628	}	4025	}
3629		4026
3630	$NOW = Event::time;	4027	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4028	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4029
3641	_post_tick;	4030	if (0) {
		4031	if ($NEXT_TICK) {
		4032	my $jitter = $TICK_START - $NEXT_TICK;
		4033	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4034	warn "jitter $JITTER\n";#d#
		4035	}
3642	},	4036	}
3643	);	4037	}
3644		4038
3645	{	4039	{
		4040	# configure BDB
		4041
3646	BDB::min_parallel 8;	4042	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4043	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4044	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4045
3672	unless ($DB_ENV) {	4046	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4047	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4048	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	4049	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4050	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4051	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4052	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4053
3679	cf::sync_job {	4054	cf::sync_job {
3680	eval {	4055	eval {
…		…
3690		4065
3691	cf::cleanup "db_env_open(db): $@" if $@;	4066	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4067	};
3693	}	4068	}
3694		4069
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4070	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4071	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	4072	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4073	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4074	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4075	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4076	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4077	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4078	};
3725	}	4079	}
3726		4080
3727	{	4081	{
		4082	# configure IO::AIO
		4083
3728	IO::AIO::min_parallel 8;	4084	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4085	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4086	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4087	}
3741		4088
3742	my $_log_backtrace;	4089	my $_log_backtrace;
3743		4090
3744	sub _log_backtrace {	4091	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	4094	$msg =~ s/\n//;
3748		4095
3749	# limit the # of concurrent backtraces	4096	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4097	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	4098	++$_log_backtrace;
		4099	my $perl_bt = Carp::longmess $msg;
3752	async {	4100	async {
3753	$Coro::current->{desc} = "abt $msg";	4101	$Coro::current->{desc} = "abt $msg";
3754		4102
3755	my @bt = fork_call {	4103	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4104	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4115	}
3768		4116
3769	@funcs	4117	@funcs
3770	};	4118	};
3771		4119
3772	LOG llevInfo, "[ABT] $msg\n";	4120	LOG llevInfo, "[ABT] $perl_bt\n";
		4121	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4122	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4123	--$_log_backtrace;
3775	};	4124	};
3776	} else {	4125	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4126	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4127	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4128	}
3780	}	4129	}
3781		4130
3782	# load additional modules	4131	# load additional modules
3783	use cf::pod;	4132	require "cf/$_.pm" for @EXTRA_MODULES;
		4133	cf::_connect_to_perl_2;
3784		4134
3785	END { cf::emergency_save }	4135	END { cf::emergency_save }
3786		4136
3787	1	4137	1
3788		4138

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