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Revision 1.442 by root, Sun Aug 31 09:03:31 2008 UTC vs.
Revision 1.568 by root, Tue May 3 17:12:14 2011 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
97	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
110		134
111	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	136	our $RUNTIME;
113	our $NOW;	137	our $NOW;
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	148	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
126		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
		155
127	binmode STDOUT;	156	binmode STDOUT;
128	binmode STDERR;	157	binmode STDERR;
129		158
130	# read virtual server time, if available	159	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
135	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
136		167
137	mkdir $_	168	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		170
140	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
141		172
142	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
143		189
144	#############################################################################	190	#############################################################################
145		191
146	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
147		193
…		…
189	from wherever your confdir points to.	235	from wherever your confdir points to.
190		236
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		238
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	240	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
197	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
198		249
199	This array contains the results of the last C<invoke ()> call. When	250	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	252	that call.
202		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
203	=back	260	=back
204		261
205	=cut	262	=cut
206		263
207	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	271	my $msg = join "", @_;
210		272
211	$msg .= "\n"	273	$msg .= "\n"
212	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
213		275
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		277
216	LOG llevError, $msg;	278	LOG llevWarn, $msg;
217	};	279	};
218	}
219		280
220	$Coro::State::DIEHOOK = sub {	281	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	282	return unless $^S eq 0; # "eq", not "=="
222		283
223	if ($Coro::current == $Coro::main) {#d#	284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	287	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	288	return;#d#
226	}#d#	289	}#d#
227		290
228	# kill coroutine otherwise	291	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	292	Coro::terminate
231	};	293	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		294
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	312	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	314	}
255		315
256	$EV::DIED = sub {	316	$EV::DIED = sub {
257	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
258	};	318	};
		319
		320	#############################################################################
		321
		322	sub fork_call(&@);
		323	sub get_slot($;$$);
259		324
260	#############################################################################	325	#############################################################################
261		326
262	=head2 UTILITY FUNCTIONS	327	=head2 UTILITY FUNCTIONS
263		328
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	349	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	350	$d
286	} || "[unable to dump $_[0]: '$@']";	351	} || "[unable to dump $_[0]: '$@']";
287	}	352	}
288		353
		354	=item $scalar = load_file $path
		355
		356	Loads the given file from path and returns its contents. Croaks on error
		357	and can block.
		358
		359	=cut
		360
		361	sub load_file($) {
		362	0 <= aio_load $_[0], my $data
		363	or Carp::croak "$_[0]: $!";
		364
		365	$data
		366	}
		367
289	=item $ref = cf::decode_json $json	368	=item $ref = cf::decode_json $json
290		369
291	Converts a JSON string into the corresponding perl data structure.	370	Converts a JSON string into the corresponding perl data structure.
292		371
293	=item $json = cf::encode_json $ref	372	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	378	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		379
301	sub encode_json($) { $json_coder->encode ($_[0]) }	380	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	381	sub decode_json($) { $json_coder->decode ($_[0]) }
303		382
		383	=item $ref = cf::decode_storable $scalar
		384
		385	Same as Coro::Storable::thaw, so blocks.
		386
		387	=cut
		388
		389	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		390
		391	=item $ref = cf::decode_yaml $scalar
		392
		393	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		394
		395	=cut
		396
		397	sub decode_yaml($) {
		398	fork_call { YAML::XS::Load $_[0] } @_
		399	}
		400
		401	=item $scalar = cf::unlzf $scalar
		402
		403	Same as Compress::LZF::compress, but takes server ticks into account, so
		404	blocks.
		405
		406	=cut
		407
		408	sub unlzf($) {
		409	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		410	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		411	Compress::LZF::decompress $_[0]
		412	}
		413
		414	=item cf::post_init { BLOCK }
		415
		416	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		417	but I<before> the server starts ticking again.
		418
		419	The codeblock will have a single boolean argument to indicate whether this
		420	is a reload or not.
		421
		422	=cut
		423
		424	sub post_init(&) {
		425	push @POST_INIT, shift;
		426	}
		427
		428	sub _post_init {
		429	trace "running post_init jobs";
		430
		431	# run them in parallel...
		432
		433	my @join;
		434
		435	while () {
		436	push @join, map &Coro::async ($_, 0), @POST_INIT;
		437	@POST_INIT = ();
		438
		439	@join or last;
		440
		441	(pop @join)->join;
		442	}
		443	}
		444
304	=item cf::lock_wait $string	445	=item cf::lock_wait $string
305		446
306	Wait until the given lock is available. See cf::lock_acquire.	447	Wait until the given lock is available. See cf::lock_acquire.
307		448
308	=item my $lock = cf::lock_acquire $string	449	=item my $lock = cf::lock_acquire $string
309		450
310	Wait until the given lock is available and then acquires it and returns	451	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	452	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	453	for example when the coroutine gets canceled), the lock is automatically
313	returned.	454	returned.
314		455
315	Locks are *not* recursive, locking from the same coro twice results in a	456	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	457	deadlocked coro.
…		…
322		463
323	Return true if the lock is currently active, i.e. somebody has locked it.	464	Return true if the lock is currently active, i.e. somebody has locked it.
324		465
325	=cut	466	=cut
326		467
327	our %LOCK;	468	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		469
330	sub lock_wait($) {	470	sub lock_wait($) {
331	my ($key) = @_;	471	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	472	}
344		473
345	sub lock_acquire($) {	474	sub lock_acquire($) {
346	my ($key) = @_;	475	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	476	}
360		477
361	sub lock_active($) {	478	sub lock_active($) {
362	my ($key) = @_;	479	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	480	}
366		481
367	sub freeze_mainloop {	482	sub freeze_mainloop {
368	tick_inhibit_inc;	483	tick_inhibit_inc;
369		484
370	Coro::guard \&tick_inhibit_dec;	485	&Guard::guard (\&tick_inhibit_dec);
371	}	486	}
372		487
373	=item cf::periodic $interval, $cb	488	=item cf::periodic $interval, $cb
374		489
375	Like EV::periodic, but randomly selects a starting point so that the actions	490	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	491	get spread over time.
377		492
378	=cut	493	=cut
379		494
380	sub periodic($$) {	495	sub periodic($$) {
381	my ($interval, $cb) = @_;	496	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	500	EV::periodic $start, $interval, 0, $cb
386	}	501	}
387		502
388	=item cf::get_slot $time[, $priority[, $name]]	503	=item cf::get_slot $time[, $priority[, $name]]
389		504
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	505	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	506	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	507	C<$time> seconds of cpu time till the next tick. The slot is only valid
		508	till the next cede.
		509
		510	Background jobs should use a priority les than zero, interactive jobs
		511	should use 100 or more.
393		512
394	The optional C<$name> can be used to identify the job to run. It might be	513	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	514	used for statistical purposes and should identify the same time-class.
396		515
397	Useful for short background jobs.	516	Useful for short background jobs.
398		517
399	=cut	518	=cut
400		519
401	our @SLOT_QUEUE;	520	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	521	our $SLOT_QUEUE;
		522	our $SLOT_DECAY = 0.9;
403		523
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	524	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	525	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	526	$Coro::current->desc ("timeslot manager");
407		527
408	my $signal = new Coro::Signal;	528	my $signal = new Coro::Signal;
		529	my $busy;
409		530
410	while () {	531	while () {
411	next_job:	532	next_job:
		533
412	my $avail = cf::till_tick;	534	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	535
414	for (0 .. $#SLOT_QUEUE) {	536	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	537	if ($SLOT_QUEUE[$_][0] <= $avail) {
		538	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	539	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	540	$job->[2]->send;
418	Coro::cede;	541	Coro::cede;
419	goto next_job;	542	goto next_job;
420	}	543	} else {
		544	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	545	}
422	}	546	}
423		547
424	if (@SLOT_QUEUE) {	548	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	549	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	550	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	551	$signal->wait;
428	} else {	552	} else {
		553	$busy = 0;
429	Coro::schedule;	554	Coro::schedule;
430	}	555	}
431	}	556	}
432	};	557	};
433		558
434	sub get_slot($;$$) {	559	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	560	return if tick_inhibit || $Coro::current == $Coro::main;
436		561
437	my ($time, $pri, $name) = @_;	562	my ($time, $pri, $name) = @_;
438		563
439	$time = $TICK * .6 if $time > $TICK * .6;	564	$time = clamp $time, 0.01, $TICK * .6;
		565
440	my $sig = new Coro::Signal;	566	my $sig = new Coro::Signal;
441		567
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	568	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	569	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	570	$SLOT_QUEUE->ready;
…		…
470	=cut	596	=cut
471		597
472	sub sync_job(&) {	598	sub sync_job(&) {
473	my ($job) = @_;	599	my ($job) = @_;
474		600
475	if ($Coro::current == $Coro::main) {	601	if (in_main) {
476	my $time = EV::time;	602	my $time = AE::time;
477		603
478	# this is the main coro, too bad, we have to block	604	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	605	# till the operation succeeds, freezing the server :/
480		606
481	LOG llevError, Carp::longmess "sync job";#d#	607	#LOG llevError, Carp::longmess "sync job";#d#
482		608
483	my $freeze_guard = freeze_mainloop;	609	my $freeze_guard = freeze_mainloop;
484		610
485	my $busy = 1;	611	my $busy = 1;
486	my @res;	612	my @res;
487		613
488	(async {	614	(async {
489	$Coro::current->desc ("sync job coro");	615	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	616	@res = eval { $job->() };
491	warn $@ if $@;	617	error $@ if $@;
492	undef $busy;	618	undef $busy;
493	})->prio (Coro::PRIO_MAX);	619	})->prio (Coro::PRIO_MAX);
494		620
495	while ($busy) {	621	while ($busy) {
496	if (Coro::nready) {	622	if (Coro::nready) {
…		…
498	} else {	624	} else {
499	EV::loop EV::LOOP_ONESHOT;	625	EV::loop EV::LOOP_ONESHOT;
500	}	626	}
501	}	627	}
502		628
503	my $time = EV::time - $time;	629	my $time = AE::time - $time;
504		630
505	$TICK_START += $time; # do not account sync jobs to server load	631	$TICK_START += $time; # do not account sync jobs to server load
506		632
507	wantarray ? @res : $res[0]	633	wantarray ? @res : $res[0]
508	} else {	634	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	656	$EXT_CORO{$coro+0} = $coro;
531		657
532	$coro	658	$coro
533	}	659	}
534		660
535	=item fork_call { }, $args	661	=item fork_call { }, @args
536		662
537	Executes the given code block with the given arguments in a seperate	663	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	664	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	665	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	666	never block itself or use any form of event handling.
541		667
542	=cut	668	=cut
543		669
		670	sub post_fork {
		671	reset_signals;
		672	}
		673
544	sub fork_call(&@) {	674	sub fork_call(&@) {
545	my ($cb, @args) = @_;	675	my ($cb, @args) = @_;
546		676
547	# we seemingly have to make a local copy of the whole thing,	677	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	678	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	679	# TODO: investigate and fix (likely this will be rather laborious)
550		680
551	my @res = Coro::Util::fork_eval {	681	my @res = Coro::Util::fork_eval {
552	reset_signals;	682	cf::post_fork;
553	&$cb	683	&$cb
554	}, @args;	684	} @args;
555		685
556	wantarray ? @res : $res[-1]	686	wantarray ? @res : $res[-1]
		687	}
		688
		689	sub objinfo {
		690	(
		691	"counter value" => cf::object::object_count,
		692	"objects created" => cf::object::create_count,
		693	"objects destroyed" => cf::object::destroy_count,
		694	"freelist size" => cf::object::free_count,
		695	"allocated objects" => cf::object::objects_size,
		696	"active objects" => cf::object::actives_size,
		697	)
557	}	698	}
558		699
559	=item $coin = coin_from_name $name	700	=item $coin = coin_from_name $name
560		701
561	=cut	702	=cut
…		…
598	within each server.	739	within each server.
599		740
600	=cut	741	=cut
601		742
602	sub db_table($) {	743	sub db_table($) {
		744	cf::error "db_get called from main context"
		745	if $Coro::current == $Coro::main;
		746
603	my ($name) = @_;	747	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	748	my $db = BDB::db_create $DB_ENV;
605		749
606	eval {	750	eval {
607	$db->set_flags (BDB::CHKSUM);	751	$db->set_flags (BDB::CHKSUM);
…		…
617	}	761	}
618		762
619	our $DB;	763	our $DB;
620		764
621	sub db_init {	765	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	766	$DB ||= db_table "db";
624	};
625	}	767	}
626		768
627	sub db_get($$) {	769	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	770	my $key = "$_[0]/$_[1]";
629		771
630	cf::sync_job {	772	cf::error "db_get called from main context"
		773	if $Coro::current == $Coro::main;
		774
631	BDB::db_get $DB, undef, $key, my $data;	775	BDB::db_get $DB, undef, $key, my $data;
632		776
633	$! ? ()	777	$! ? ()
634	: $data	778	: $data
635	}
636	}	779	}
637		780
638	sub db_put($$$) {	781	sub db_put($$$) {
639	BDB::dbreq_pri 4;	782	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	783	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		811
669	my @data;	812	my @data;
670	my $md5;	813	my $md5;
671		814
672	for (0 .. $#$src) {	815	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	816	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	817	}
676		818
677	# if processing is expensive, check	819	# if processing is expensive, check
678	# checksum first	820	# checksum first
679	if (1) {	821	if (1) {
…		…
696		838
697	my $t1 = Time::HiRes::time;	839	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	840	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	841	my $t2 = Time::HiRes::time;
700		842
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	843	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		844
703	db_put cache => "$id/data", $data;	845	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	846	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	847	db_put cache => "$id/meta", $meta;
706		848
…		…
716		858
717	=cut	859	=cut
718		860
719	sub datalog($@) {	861	sub datalog($@) {
720	my ($type, %kv) = @_;	862	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	863	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	864	}
723		865
724	=back	866	=back
725		867
726	=cut	868	=cut
727		869
728	#############################################################################	870	#############################################################################
729		871
730	=head2 ATTACHABLE OBJECTS	872	=head2 ATTACHABLE OBJECTS
731		873
732	Many objects in crossfire are so-called attachable objects. That means you can	874	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	875	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	876	to it. All such attachable objects support the following methods.
735		877
736	In the following description, CLASS can be any of C<global>, C<object>	878	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	879	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	929	=item cf::CLASS::attachment $name, ...
788		930
789	Register an attachment by C<$name> through which attachable objects of the	931	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	932	given CLASS can refer to this attachment.
791		933
792	Some classes such as crossfire maps and objects can specify attachments	934	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	935	that are attached at load/instantiate time, thus the need for a name.
794		936
795	These calls expect any number of the following handler/hook descriptions:	937	These calls expect any number of the following handler/hook descriptions:
796		938
797	=over 4	939	=over 4
…		…
921		1063
922	} elsif (exists $cb_id{$type}) {	1064	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1065	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1066
925	} elsif (ref $type) {	1067	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1068	error "attaching objects not supported, ignoring.\n";
927		1069
928	} else {	1070	} else {
929	shift @arg;	1071	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1072	error "attach argument '$type' not supported, ignoring.\n";
931	}	1073	}
932	}	1074	}
933	}	1075	}
934		1076
935	sub _object_attach {	1077	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1087	_attach $registry, $klass, @attach;
946	}	1088	}
947		1089
948	$obj->{$name} = \%arg;	1090	$obj->{$name} = \%arg;
949	} else {	1091	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1092	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1093	}
952		1094
953	$obj->{_attachment}{$name} = undef;	1095	$obj->{_attachment}{$name} = undef;
954	}	1096	}
955		1097
…		…
1014		1156
1015	for (@$callbacks) {	1157	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1158	eval { &{$_->[1]} };
1017		1159
1018	if ($@) {	1160	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1161	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1162	override;
1022	}	1163	}
1023		1164
1024	return 1 if $override;	1165	return 1 if $override;
1025	}	1166	}
…		…
1104	for (@$attach) {	1245	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1246	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1247	_attach $registry, $klass, @attach;
1107	}	1248	}
1108	} else {	1249	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1250	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1251	}
1111	}	1252	}
1112	}	1253	}
1113		1254
1114	cf::attachable->attach (	1255	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1282	my ($filename, $rdata, $objs) = @_;
1142		1283
1143	sync_job {	1284	sync_job {
1144	if (length $$rdata) {	1285	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1286	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1287	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1288	$decname, length $$rdata, scalar @$objs
		1289	if $VERBOSE_IO;
1148		1290
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1291	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1292	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1293	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1294	if ($cf::USE_FSYNC) {
		1295	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;
		1296	aio_fsync $fh;
		1297	}
1153	aio_close $fh;	1298	aio_close $fh;
1154		1299
1155	if (@$objs) {	1300	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1301	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1302	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1303	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1304	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1305	if ($cf::USE_FSYNC) {
		1306	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;
		1307	aio_fsync $fh;
		1308	}
1161	aio_close $fh;	1309	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1310	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1311	}
1164	} else {	1312	} else {
1165	aio_unlink "$filename.pst";	1313	aio_unlink "$filename.pst";
1166	}	1314	}
1167		1315
1168	aio_rename "$filename~", $filename;	1316	aio_rename "$filename~", $filename;
		1317
		1318	$filename =~ s%/[^/]+$%%;
		1319	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1320	} else {
1170	warn "FATAL: $filename~: $!\n";	1321	error "unable to save objects: $filename~: $!\n";
1171	}	1322	}
1172	} else {	1323	} else {
1173	aio_unlink $filename;	1324	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1325	aio_unlink "$filename.pst";
1175	}	1326	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1350	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1351	$av = $st->{objs};
1201	}	1352	}
1202		1353
1203	utf8::decode (my $decname = $filename);	1354	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1355	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1356	$decname, length $data, scalar @{$av || []}
		1357	if $VERBOSE_IO;
1206		1358
1207	($data, $av)	1359	($data, $av)
1208	}	1360	}
1209		1361
1210	=head2 COMMAND CALLBACKS	1362	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1418	my ($name, $cb) = @_;
1267		1419
1268	$EXTICMD{$name} = $cb;	1420	$EXTICMD{$name} = $cb;
1269	}	1421	}
1270		1422
		1423	use File::Glob ();
		1424
1271	cf::player->attach (	1425	cf::player->attach (
1272	on_command => sub {	1426	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1427	my ($pl, $name, $params) = @_;
1274		1428
1275	my $cb = $COMMAND{$name}	1429	my $cb = $COMMAND{$name}
1276	or return;	1430	or return;
1277		1431
…		…
1300		1454
1301	$pl->ext_reply ($reply, @reply)	1455	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1456	if $reply;
1303		1457
1304	} else {	1458	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1459	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1460	}
1307		1461
1308	cf::override;	1462	cf::override;
1309	},	1463	},
1310	);	1464	);
1311		1465
		1466	# "readahead" all extensions
		1467	sub cache_extensions {
		1468	my $grp = IO::AIO::aio_group;
		1469
		1470	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1471	for (grep /\.ext$/, @{$_[0]}) {
		1472	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1473	}
		1474	};
		1475
		1476	$grp
		1477	}
		1478
1312	sub load_extensions {	1479	sub load_extensions {
		1480	info "loading extensions...";
		1481
1313	cf::sync_job {	1482	cf::sync_job {
1314	my %todo;	1483	my %todo;
1315		1484
1316	for my $path (<$LIBDIR/*.ext>) {	1485	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1486	next unless -r $path;
…		…
1335		1504
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1505	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1506	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1507
1339	$ext{source} =	1508	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1509	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1510	. "#line 1 \"$path\"\n{\n"
1342	. $source	1511	. $source
1343	. "\n};\n1";	1512	. "\n};\n1";
1344		1513
1345	$todo{$base} = \%ext;	1514	$todo{$base} = \%ext;
1346	}	1515	}
1347		1516
		1517	my $pass = 0;
1348	my %done;	1518	my %done;
1349	while (%todo) {	1519	while (%todo) {
1350	my $progress;	1520	my $progress;
1351		1521
		1522	++$pass;
		1523
		1524	ext:
1352	while (my ($k, $v) = each %todo) {	1525	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1526	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1527	next ext
1355	unless exists $done{$_};	1528	unless exists $done{$_};
1356	}	1529	}
1357		1530
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1531	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1532
1360	unless (eval $v->{source}) {	1533	my $active = eval $v->{source};
		1534
		1535	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1536	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1537
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1538	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1539	if exists $v->{meta}{mandatory};
1368		1540
1369	warn $msg;	1541	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1542	delete $todo{$k};
		1543	} else {
		1544	$done{$k} = delete $todo{$k};
		1545	push @EXTS, $v->{pkg};
		1546	$progress = 1;
		1547
		1548	info "$v->{base}: extension inactive.\n"
		1549	unless $active;
1370	}	1550	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1551	}
1376		1552
1377	skip:	1553	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1554	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1555
		1556	while (my ($k, $v) = each %todo) {
		1557	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1558	if exists $v->{meta}{mandatory};
		1559	}
		1560
		1561	last;
		1562	}
1380	}	1563	}
1381	};	1564	};
1382	}	1565	}
1383		1566
1384	#############################################################################	1567	#############################################################################
1385		1568
1386	=back	1569	=back
1387		1570
1388	=head2 CORE EXTENSIONS	1571	=head2 CORE EXTENSIONS
1389		1572
1390	Functions and methods that extend core crossfire objects.	1573	Functions and methods that extend core deliantra objects.
1391		1574
1392	=cut	1575	=cut
1393		1576
1394	package cf::player;	1577	package cf::player;
1395		1578
…		…
1438		1621
1439	sub exists($) {	1622	sub exists($) {
1440	my ($login) = @_;	1623	my ($login) = @_;
1441		1624
1442	$cf::PLAYER{$login}	1625	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1626	or !aio_stat path $login
1444	}	1627	}
1445		1628
1446	sub find($) {	1629	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1630	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1631	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1651	$cf::PLAYER{$login} = $pl
1469	}	1652	}
1470	}	1653	}
1471	}	1654	}
1472		1655
		1656	cf::player->attach (
		1657	on_load => sub {
		1658	my ($pl, $path) = @_;
		1659
		1660	# restore slots saved in save, below
		1661	my $slots = delete $pl->{_slots};
		1662
		1663	$pl->ob->current_weapon ($slots->[0]);
		1664	$pl->combat_ob ($slots->[1]);
		1665	$pl->ranged_ob ($slots->[2]);
		1666	},
		1667	);
		1668
1473	sub save($) {	1669	sub save($) {
1474	my ($pl) = @_;	1670	my ($pl) = @_;
1475		1671
1476	return if $pl->{deny_save};	1672	return if $pl->{deny_save};
1477		1673
…		…
1482		1678
1483	aio_mkdir playerdir $pl, 0770;	1679	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1680	$pl->{last_save} = $cf::RUNTIME;
1485		1681
1486	cf::get_slot 0.01;	1682	cf::get_slot 0.01;
		1683
		1684	# save slots, to be restored later
		1685	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1686
1488	$pl->save_pl ($path);	1687	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1688	cf::cede_to_tick;
1490	}	1689	}
1491		1690
…		…
1523	my ($pl) = @_;	1722	my ($pl) = @_;
1524		1723
1525	my $name = $pl->ob->name;	1724	my $name = $pl->ob->name;
1526		1725
1527	$pl->{deny_save} = 1;	1726	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1727	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1728
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1729	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1730	$pl->deactivate;
		1731
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1732	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1733	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1734	ext::highscore::check ($pl->ob);
		1735
1535	$pl->ns->destroy if $pl->ns;	1736	$pl->ns->destroy if $pl->ns;
1536		1737
1537	my $path = playerdir $pl;	1738	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1739	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1740	aio_rename $path, $temp;
…		…
1593	\@logins	1794	\@logins
1594	}	1795	}
1595		1796
1596	=item $player->maps	1797	=item $player->maps
1597		1798
		1799	=item cf::player::maps $login
		1800
1598	Returns an arrayref of map paths that are private for this	1801	Returns an arrayref of map paths that are private for this
1599	player. May block.	1802	player. May block.
1600		1803
1601	=cut	1804	=cut
1602		1805
…		…
1619	}	1822	}
1620		1823
1621	\@paths	1824	\@paths
1622	}	1825	}
1623		1826
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1827	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1828
1626	Expand crossfire pod fragments into protocol xml.	1829	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1830
1719	=item $player->ext_reply ($msgid, @msg)	1831	=item $player->ext_reply ($msgid, @msg)
1720		1832
1721	Sends an ext reply to the player.	1833	Sends an ext reply to the player.
1722		1834
…		…
1754		1866
1755	=cut	1867	=cut
1756		1868
1757	sub find_by_path($) {	1869	sub find_by_path($) {
1758	my ($path) = @_;	1870	my ($path) = @_;
		1871
		1872	$path =~ s/^~[^\/]*//; # skip ~login
1759		1873
1760	my ($match, $specificity);	1874	my ($match, $specificity);
1761		1875
1762	for my $region (list) {	1876	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1877	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	sub generate_random_map {	1906	sub generate_random_map {
1793	my ($self, $rmp) = @_;	1907	my ($self, $rmp) = @_;
1794		1908
1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1909	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796		1910
1797	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1911	$self->_create_random_map ($rmp);
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809	(cf::region::find $rmp->{region}), $rmp->{custom}
1810	)
1811	}	1912	}
1812		1913
1813	=item cf::map->register ($regex, $prio)	1914	=item cf::map->register ($regex, $prio)
1814		1915
1815	Register a handler for the map path matching the given regex at the	1916	Register a handler for the map path matching the given regex at the
…		…
1820		1921
1821	sub register {	1922	sub register {
1822	my (undef, $regex, $prio) = @_;	1923	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	1924	my $pkg = caller;
1824		1925
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	1926	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		1927
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1928	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	1929	}
1830		1930
1831	# also paths starting with '/'	1931	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1932	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		1933
1834	sub thawer_merge {	1934	sub thawer_merge {
1835	my ($self, $merge) = @_;	1935	my ($self, $merge) = @_;
1836		1936
1837	# we have to keep some variables in memory intact	1937	# we have to keep some variables in memory intact
…		…
1842	}	1942	}
1843		1943
1844	sub normalise {	1944	sub normalise {
1845	my ($path, $base) = @_;	1945	my ($path, $base) = @_;
1846		1946
1847	$path = "$path"; # make sure its a string	1947	$path = "$path"; # make sure it's a string
1848		1948
1849	$path =~ s/\.map$//;	1949	$path =~ s/\.map$//;
1850		1950
1851	# map plan:	1951	# map plan:
1852	#	1952	#
…		…
1867	$base =~ s{[^/]+/?$}{};	1967	$base =~ s{[^/]+/?$}{};
1868	$path = "$base/$path";	1968	$path = "$base/$path";
1869	}	1969	}
1870		1970
1871	for ($path) {	1971	for ($path) {
1872	redo if s{//}{/};
1873	redo if s{/\.?/}{/};	1972	redo if s{/\.?/}{/};
1874	redo if s{/[^/]+/\.\./}{/};	1973	redo if s{/[^/]+/\.\./}{/};
1875	}	1974	}
1876		1975
1877	$path	1976	$path
…		…
1891	$self->init; # pass $1 etc.	1990	$self->init; # pass $1 etc.
1892	return $self;	1991	return $self;
1893	}	1992	}
1894	}	1993	}
1895		1994
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	1995	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	1996	()
1898	}	1997	}
1899		1998
		1999	# may re-bless or do other evil things
1900	sub init {	2000	sub init {
1901	my ($self) = @_;	2001	my ($self) = @_;
1902		2002
1903	$self	2003	$self
1904	}	2004	}
…		…
1935		2035
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2036	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	2037	"$UNIQUEDIR/$path"
1938	}	2038	}
1939		2039
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}
1948
1949	sub decay_objects {	2040	sub decay_objects {
1950	my ($self) = @_;	2041	my ($self) = @_;
1951		2042
1952	return if $self->{deny_reset};	2043	return if $self->{deny_reset};
1953		2044
…		…
1978	$self->{load_path} = $path;	2069	$self->{load_path} = $path;
1979		2070
1980	1	2071	1
1981	}	2072	}
1982		2073
		2074	# used to laod the header of an original map
1983	sub load_header_orig {	2075	sub load_header_orig {
1984	my ($self) = @_;	2076	my ($self) = @_;
1985		2077
1986	$self->load_header_from ($self->load_path)	2078	$self->load_header_from ($self->load_path)
1987	}	2079	}
1988		2080
		2081	# used to laod the header of an instantiated map
1989	sub load_header_temp {	2082	sub load_header_temp {
1990	my ($self) = @_;	2083	my ($self) = @_;
1991		2084
1992	$self->load_header_from ($self->save_path)	2085	$self->load_header_from ($self->save_path)
1993	}	2086	}
1994		2087
		2088	# called after loading the header from an instantiated map
1995	sub prepare_temp {	2089	sub prepare_temp {
1996	my ($self) = @_;	2090	my ($self) = @_;
1997		2091
1998	$self->last_access ((delete $self->{last_access})	2092	$self->last_access ((delete $self->{last_access})
1999	|| $cf::RUNTIME); #d#	2093	|| $cf::RUNTIME); #d#
2000	# safety	2094	# safety
2001	$self->{instantiate_time} = $cf::RUNTIME	2095	$self->{instantiate_time} = $cf::RUNTIME
2002	if $self->{instantiate_time} > $cf::RUNTIME;	2096	if $self->{instantiate_time} > $cf::RUNTIME;
2003	}	2097	}
2004		2098
		2099	# called after loading the header from an original map
2005	sub prepare_orig {	2100	sub prepare_orig {
2006	my ($self) = @_;	2101	my ($self) = @_;
2007		2102
2008	$self->{load_original} = 1;	2103	$self->{load_original} = 1;
2009	$self->{instantiate_time} = $cf::RUNTIME;	2104	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2033		2128
2034	sub find;	2129	sub find;
2035	sub find {	2130	sub find {
2036	my ($path, $origin) = @_;	2131	my ($path, $origin) = @_;
2037		2132
		2133	cf::cede_to_tick;
		2134
2038	$path = normalise $path, $origin && $origin->path;	2135	$path = normalise $path, $origin;
2039		2136
2040	cf::lock_wait "map_data:$path";#d#remove	2137	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2138	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2139
2043	$cf::MAP{$path} || do {	2140	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2141	my $map = new_from_path cf::map $path
2048	or return;	2142	or return;
2049		2143
2050	$map->{last_save} = $cf::RUNTIME;	2144	$map->{last_save} = $cf::RUNTIME;
2051		2145
…		…
2063		2157
2064	$cf::MAP{$path} = $map	2158	$cf::MAP{$path} = $map
2065	}	2159	}
2066	}	2160	}
2067		2161
2068	sub pre_load { }	2162	sub pre_load { }
2069	sub post_load { }	2163	#sub post_load { } # XS
2070		2164
2071	sub load {	2165	sub load {
2072	my ($self) = @_;	2166	my ($self) = @_;
2073		2167
2074	local $self->{deny_reset} = 1; # loading can take a long time	2168	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	$self->alloc;	2180	$self->alloc;
2087		2181
2088	$self->pre_load;	2182	$self->pre_load;
2089	cf::cede_to_tick;	2183	cf::cede_to_tick;
2090		2184
		2185	if (exists $self->{load_path}) {
2091	my $f = new_from_file cf::object::thawer $self->{load_path};	2186	my $f = new_from_file cf::object::thawer $self->{load_path};
2092	$f->skip_block;	2187	$f->skip_block;
2093	$self->_load_objects ($f)	2188	$self->_load_objects ($f)
2094	or return;	2189	or return;
2095		2190
2096	$self->post_load_original	2191	$self->post_load_original
2097	if delete $self->{load_original};	2192	if delete $self->{load_original};
2098		2193
2099	if (my $uniq = $self->uniq_path) {	2194	if (my $uniq = $self->uniq_path) {
2100	utf8::encode $uniq;	2195	utf8::encode $uniq;
2101	unless (aio_stat $uniq) {	2196	unless (aio_stat $uniq) {
2102	if (my $f = new_from_file cf::object::thawer $uniq) {	2197	if (my $f = new_from_file cf::object::thawer $uniq) {
2103	$self->clear_unique_items;	2198	$self->clear_unique_items;
2104	$self->_load_objects ($f);	2199	$self->_load_objects ($f);
2105	$f->resolve_delayed_derefs;	2200	$f->resolve_delayed_derefs;
		2201	}
2106	}	2202	}
2107	}	2203	}
2108	}
2109		2204
2110	$f->resolve_delayed_derefs;	2205	$f->resolve_delayed_derefs;
		2206	} else {
		2207	$self->post_load_original
		2208	if delete $self->{load_original};
		2209	}
2111		2210
2112	cf::cede_to_tick;	2211	cf::cede_to_tick;
2113	# now do the right thing for maps	2212	# now do the right thing for maps
2114	$self->link_multipart_objects;	2213	$self->link_multipart_objects;
2115	$self->difficulty ($self->estimate_difficulty)	2214	$self->difficulty ($self->estimate_difficulty)
…		…
2119	unless ($self->{deny_activate}) {	2218	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2219	$self->decay_objects;
2121	$self->fix_auto_apply;	2220	$self->fix_auto_apply;
2122	$self->update_buttons;	2221	$self->update_buttons;
2123	cf::cede_to_tick;	2222	cf::cede_to_tick;
2124	$self->set_darkness_map;	2223	#$self->activate; # no longer activate maps automatically
2125	cf::cede_to_tick;
2126	$self->activate;
2127	}	2224	}
2128		2225
2129	$self->{last_save} = $cf::RUNTIME;	2226	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2227	$self->last_access ($cf::RUNTIME);
2131		2228
2132	$self->in_memory (cf::MAP_ACTIVE);	2229	$self->in_memory (cf::MAP_ACTIVE);
2133	}	2230	}
2134		2231
2135	$self->post_load;	2232	$self->post_load;
2136	}
2137		2233
		2234	1
		2235	}
		2236
		2237	# customize the map for a given player, i.e.
		2238	# return the _real_ map. used by e.g. per-player
		2239	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2240	sub customise_for {
2139	my ($self, $ob) = @_;	2241	my ($self, $ob) = @_;
2140		2242
2141	return find "~" . $ob->name . "/" . $self->{path}	2243	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2244	if $self->per_player;
…		…
2158	or next;	2260	or next;
2159	$neigh = find $neigh, $map	2261	$neigh = find $neigh, $map
2160	or next;	2262	or next;
2161	$neigh->load;	2263	$neigh->load;
2162		2264
		2265	# now find the diagonal neighbours
2163	push @neigh,	2266	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2267	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2268	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}	2269	}
2167		2270
…		…
2174	}	2277	}
2175		2278
2176	sub find_sync {	2279	sub find_sync {
2177	my ($path, $origin) = @_;	2280	my ($path, $origin) = @_;
2178		2281
2179	cf::sync_job { find $path, $origin }	2282	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2283	if $Coro::current == $Coro::main;
		2284
		2285	find $path, $origin
2180	}	2286	}
2181		2287
2182	sub do_load_sync {	2288	sub do_load_sync {
2183	my ($map) = @_;	2289	my ($map) = @_;
2184		2290
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2291	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2292	if $Coro::current == $Coro::main;
2187		2293
2188	cf::sync_job { $map->load };	2294	$map->load;
2189	}	2295	}
2190		2296
2191	our %MAP_PREFETCH;	2297	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2298	our $MAP_PREFETCHER = undef;
2193		2299
2194	sub find_async {	2300	sub find_async {
2195	my ($path, $origin, $load) = @_;	2301	my ($path, $origin, $load) = @_;
2196		2302
2197	$path = normalise $path, $origin && $origin->{path};	2303	$path = normalise $path, $origin;
2198		2304
2199	if (my $map = $cf::MAP{$path}) {	2305	if (my $map = $cf::MAP{$path}) {
2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2306	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2201	}	2307	}
2202		2308
…		…
2219	$MAP_PREFETCHER->prio (6);	2325	$MAP_PREFETCHER->prio (6);
2220		2326
2221	()	2327	()
2222	}	2328	}
2223		2329
		2330	# common code, used by both ->save and ->swapout
2224	sub save {	2331	sub _save {
2225	my ($self) = @_;	2332	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2333
2229	$self->{last_save} = $cf::RUNTIME;	2334	$self->{last_save} = $cf::RUNTIME;
2230		2335
2231	return unless $self->dirty;	2336	return unless $self->dirty;
2232		2337
…		…
2252	} else {	2357	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2358	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2359	}
2255	}	2360	}
2256		2361
		2362	sub save {
		2363	my ($self) = @_;
		2364
		2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2366
		2367	$self->_save;
		2368	}
		2369
2257	sub swap_out {	2370	sub swap_out {
2258	my ($self) = @_;	2371	my ($self) = @_;
2259		2372
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2373	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2374
2265	return if $self->players;
2266	return if $self->in_memory != cf::MAP_ACTIVE;	2375	return if $self->in_memory != cf::MAP_ACTIVE;
2267	return if $self->{deny_save};	2376	return if $self->{deny_save};
		2377	return if $self->players;
2268		2378
		2379	# first deactivate the map and "unlink" it from the core
		2380	$self->deactivate;
		2381	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->in_memory (cf::MAP_SWAPPED);	2382	$self->in_memory (cf::MAP_SWAPPED);
		2383
		2384	# then atomically save
		2385	$self->_save;
		2386
		2387	# then free the map
		2388	$self->clear;
		2389	}
		2390
		2391	sub reset_at {
		2392	my ($self) = @_;
		2393
		2394	# TODO: safety, remove and allow resettable per-player maps
		2395	return 1e99 if $self->{deny_reset};
		2396
		2397	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2398	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2399
		2400	$time + $to
		2401	}
		2402
		2403	sub should_reset {
		2404	my ($self) = @_;
		2405
		2406	$self->reset_at <= $cf::RUNTIME
		2407	}
		2408
		2409	sub reset {
		2410	my ($self) = @_;
		2411
		2412	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2413
		2414	return if $self->players;
		2415
		2416	cf::trace "resetting map ", $self->path, "\n";
		2417
		2418	$self->in_memory (cf::MAP_SWAPPED);
		2419
		2420	# need to save uniques path
		2421	unless ($self->{deny_save}) {
		2422	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2423
		2424	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2425	if $uniq;
		2426	}
		2427
		2428	delete $cf::MAP{$self->path};
2270		2429
2271	$self->deactivate;	2430	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2431	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2432	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2433
2319	$self->unlink_save;	2434	$self->unlink_save;
2320	$self->destroy;	2435	$self->destroy;
2321	}	2436	}
2322		2437
…		…
2330		2445
2331	delete $cf::MAP{$self->path};	2446	delete $cf::MAP{$self->path};
2332		2447
2333	$self->unlink_save;	2448	$self->unlink_save;
2334		2449
2335	bless $self, "cf::map";	2450	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2451	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2452	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2453	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2454	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2455
…		…
2397	: normalise $_	2512	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2513	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2514	]
2400	}	2515	}
2401		2516
		2517	=item cf::map::static_maps
		2518
		2519	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2520	file in the shared directory excluding F</styles> and F</editor>). May
		2521	block.
		2522
		2523	=cut
		2524
		2525	sub static_maps() {
		2526	my @dirs = "";
		2527	my @maps;
		2528
		2529	while (@dirs) {
		2530	my $dir = shift @dirs;
		2531
		2532	next if $dir eq "/styles" || $dir eq "/editor";
		2533
		2534	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2535	or return;
		2536
		2537	for (@$files) {
		2538	s/\.map$// or next;
		2539	utf8::decode $_;
		2540	push @maps, "$dir/$_";
		2541	}
		2542
		2543	push @dirs, map "$dir/$_", @$dirs;
		2544	}
		2545
		2546	\@maps
		2547	}
		2548
2402	=back	2549	=back
2403		2550
2404	=head3 cf::object	2551	=head3 cf::object
2405		2552
2406	=cut	2553	=cut
…		…
2471		2618
2472	our $SAY_CHANNEL = {	2619	our $SAY_CHANNEL = {
2473	id => "say",	2620	id => "say",
2474	title => "Map",	2621	title => "Map",
2475	reply => "say ",	2622	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2623	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2624	};
2478		2625
2479	our $CHAT_CHANNEL = {	2626	our $CHAT_CHANNEL = {
2480	id => "chat",	2627	id => "chat",
2481	title => "Chat",	2628	title => "Chat",
…		…
2536		2683
2537	=item $player_object->enter_link	2684	=item $player_object->enter_link
2538		2685
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2686	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2687
2541	The player should be reasonably safe there for short amounts of time. You	2688	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2689	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2690	though, as the player cannot control the character while it is on the link
		2691	map.
2543		2692
2544	Will never block.	2693	Will never block.
2545		2694
2546	=item $player_object->leave_link ($map, $x, $y)	2695	=item $player_object->leave_link ($map, $x, $y)
2547		2696
…		…
2567	sub cf::object::player::enter_link {	2716	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2717	my ($self) = @_;
2569		2718
2570	$self->deactivate_recursive;	2719	$self->deactivate_recursive;
2571		2720
		2721	++$self->{_link_recursion};
		2722
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2723	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2724
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2725	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2726	if $self->map && $self->map->{path} ne "{link}";
2576		2727
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2728	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2729	}
2579		2730
2580	sub cf::object::player::leave_link {	2731	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2732	my ($self, $map, $x, $y) = @_;
2582		2733
…		…
2599	($x, $y) = (-1, -1)	2750	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2751	unless (defined $x) && (defined $y);
2601		2752
2602	# use -1 or undef as default coordinates, not 0, 0	2753	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2754	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2755	if $x <= 0 && $y <= 0;
2605		2756
2606	$map->load;	2757	$map->load;
2607	$map->load_neighbours;	2758	$map->load_neighbours;
2608		2759
2609	return unless $self->contr->active;	2760	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2761
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2762	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2763	if ($self->enter_map ($map, $x, $y)) {
2614	}	2764	# entering was successful
		2765	delete $self->{_link_recursion};
		2766	# only activate afterwards, to support waiting in hooks
		2767	$self->activate_recursive;
		2768	}
2615		2769
		2770	}
		2771
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2772	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617		2773
2618	Moves the player to the given map-path and coordinates by first freezing	2774	Moves the player to the given map-path and coordinates by first freezing
2619	her, loading and preparing them map, calling the provided $check callback	2775	her, loading and preparing them map, calling the provided $check callback
2620	that has to return the map if sucecssful, and then unfreezes the player on	2776	that has to return the map if sucecssful, and then unfreezes the player on
2621	the new (success) or old (failed) map position. In either case, $done will	2777	the new (success) or old (failed) map position. In either case, $done will
…		…
2628		2784
2629	our $GOTOGEN;	2785	our $GOTOGEN;
2630		2786
2631	sub cf::object::player::goto {	2787	sub cf::object::player::goto {
2632	my ($self, $path, $x, $y, $check, $done) = @_;	2788	my ($self, $path, $x, $y, $check, $done) = @_;
		2789
		2790	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2791	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2792	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2793	($path, $x, $y) = @$EMERGENCY_POSITION;
		2794	}
2633		2795
2634	# do generation counting so two concurrent goto's will be executed in-order	2796	# do generation counting so two concurrent goto's will be executed in-order
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2797	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2798
2637	$self->enter_link;	2799	$self->enter_link;
…		…
2657	($path, $x, $y) = (undef, undef, undef);	2819	($path, $x, $y) = (undef, undef, undef);
2658	}	2820	}
2659	}	2821	}
2660		2822
2661	my $map = eval {	2823	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2824	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2663		2825
2664	if ($map) {	2826	if ($map) {
2665	$map = $map->customise_for ($self);	2827	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2828	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2829	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2830	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2831	}
2670		2832
2671	$map	2833	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2841	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2842	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2843	$self->leave_link ($map, $x, $y);
2682	}	2844	}
2683		2845
2684	$done->() if $done;	2846	$done->($self) if $done;
2685	})->prio (1);	2847	})->prio (1);
2686	}	2848	}
2687		2849
2688	=item $player_object->enter_exit ($exit_object)	2850	=item $player_object->enter_exit ($exit_object)
2689		2851
…		…
2757	$Coro::current->{desc} = "enter_exit";	2919	$Coro::current->{desc} = "enter_exit";
2758		2920
2759	unless (eval {	2921	unless (eval {
2760	$self->deactivate_recursive; # just to be sure	2922	$self->deactivate_recursive; # just to be sure
2761		2923
2762	# random map handling
2763	{
2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
2765
2766	prepare_random_map $exit
2767	if $exit->slaying eq "/!";
2768	}
2769
2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2924	my $map = cf::map::normalise $exit->slaying, $exit->map;
2771	my $x = $exit->stats->hp;	2925	my $x = $exit->stats->hp;
2772	my $y = $exit->stats->sp;	2926	my $y = $exit->stats->sp;
		2927
		2928	# special map handling
		2929	my $slaying = $exit->slaying;
		2930
		2931	# special map handling
		2932	if ($slaying eq "/!") {
		2933	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2934
		2935	prepare_random_map $exit
		2936	if $slaying eq "/!"; # need to re-check after getting the lock
		2937
		2938	} elsif ($slaying eq '!up') {
		2939	$map = $exit->map->tile_path (cf::TILE_UP);
		2940	$x = $exit->x;
		2941	$y = $exit->y;
		2942
		2943	} elsif ($slaying eq '!down') {
		2944	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2945	$x = $exit->x;
		2946	$y = $exit->y;
		2947	}
2773		2948
2774	$self->goto ($map, $x, $y);	2949	$self->goto ($map, $x, $y);
2775		2950
2776	# if exit is damned, update players death & WoR home-position	2951	# if exit is damned, update players death & WoR home-position
2777	$self->contr->savebed ($map, $x, $y)	2952	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2953	if $exit->flag (cf::FLAG_DAMNED);
2779		2954
2780	1	2955	1
2781	}) {	2956	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2957	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2958	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2959	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2960	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2961
2787	warn "ERROR in enter_exit: $@";	2962	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	2963	$self->leave_link;
2789	}	2964	}
2790	})->prio (1);	2965	})->prio (1);
2791	}	2966	}
2792		2967
…		…
2804	sub cf::client::send_drawinfo {	2979	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2980	my ($self, $text, $flags) = @_;
2806		2981
2807	utf8::encode $text;	2982	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2983	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2984	}
		2985
		2986	=item $client->send_big_packet ($pkt)
		2987
		2988	Like C<send_packet>, but tries to compress large packets, and fragments
		2989	them as required.
		2990
		2991	=cut
		2992
		2993	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2994
		2995	sub cf::client::send_big_packet {
		2996	my ($self, $pkt) = @_;
		2997
		2998	# try lzf for large packets
		2999	$pkt = "lzf " . Compress::LZF::compress $pkt
		3000	if 1024 <= length $pkt and $self->{can_lzf};
		3001
		3002	# split very large packets
		3003	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3004	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3005	$pkt = "frag";
		3006	}
		3007
		3008	$self->send_packet ($pkt);
2809	}	3009	}
2810		3010
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	3011	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		3012
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	3013	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		3017
2818	=cut	3018	=cut
2819		3019
2820	# non-persistent channels (usually the info channel)	3020	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	3021	our %CHANNEL = (
		3022	"c/motd" => {
		3023	id => "infobox",
		3024	title => "MOTD",
		3025	reply => undef,
		3026	tooltip => "The message of the day",
		3027	},
2822	"c/identify" => {	3028	"c/identify" => {
2823	id => "infobox",	3029	id => "infobox",
2824	title => "Identify",	3030	title => "Identify",
2825	reply => undef,	3031	reply => undef,
2826	tooltip => "Items recently identified",	3032	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	3034	"c/examine" => {
2829	id => "infobox",	3035	id => "infobox",
2830	title => "Examine",	3036	title => "Examine",
2831	reply => undef,	3037	reply => undef,
2832	tooltip => "Signs and other items you examined",	3038	tooltip => "Signs and other items you examined",
		3039	},
		3040	"c/shopinfo" => {
		3041	id => "infobox",
		3042	title => "Shop Info",
		3043	reply => undef,
		3044	tooltip => "What your bargaining skill tells you about the shop",
2833	},	3045	},
2834	"c/book" => {	3046	"c/book" => {
2835	id => "infobox",	3047	id => "infobox",
2836	title => "Book",	3048	title => "Book",
2837	reply => undef,	3049	reply => undef,
…		…
2853	id => "infobox",	3065	id => "infobox",
2854	title => "Body Parts",	3066	title => "Body Parts",
2855	reply => undef,	3067	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	3068	tooltip => "Shows which body parts you posess and are available",
2857	},	3069	},
		3070	"c/statistics" => {
		3071	id => "infobox",
		3072	title => "Statistics",
		3073	reply => undef,
		3074	tooltip => "Shows your primary statistics",
		3075	},
		3076	"c/skills" => {
		3077	id => "infobox",
		3078	title => "Skills",
		3079	reply => undef,
		3080	tooltip => "Shows your experience per skill and item power",
		3081	},
		3082	"c/shopitems" => {
		3083	id => "infobox",
		3084	title => "Shop Items",
		3085	reply => undef,
		3086	tooltip => "Shows the items currently for sale in this shop",
		3087	},
		3088	"c/resistances" => {
		3089	id => "infobox",
		3090	title => "Resistances",
		3091	reply => undef,
		3092	tooltip => "Shows your resistances",
		3093	},
		3094	"c/pets" => {
		3095	id => "infobox",
		3096	title => "Pets",
		3097	reply => undef,
		3098	tooltip => "Shows information abotu your pets/a specific pet",
		3099	},
		3100	"c/perceiveself" => {
		3101	id => "infobox",
		3102	title => "Perceive Self",
		3103	reply => undef,
		3104	tooltip => "You gained detailed knowledge about yourself",
		3105	},
2858	"c/uptime" => {	3106	"c/uptime" => {
2859	id => "infobox",	3107	id => "infobox",
2860	title => "Uptime",	3108	title => "Uptime",
2861	reply => undef,	3109	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3110	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3119	id => "party",
2872	title => "Party",	3120	title => "Party",
2873	reply => "gsay ",	3121	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3122	tooltip => "Messages and chat related to your party",
2875	},	3123	},
		3124	"c/death" => {
		3125	id => "death",
		3126	title => "Death",
		3127	reply => undef,
		3128	tooltip => "Reason for and more info about your most recent death",
		3129	},
		3130	"c/say" => $SAY_CHANNEL,
		3131	"c/chat" => $CHAT_CHANNEL,
2876	);	3132	);
2877		3133
2878	sub cf::client::send_msg {	3134	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3135	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3136
2881	$msg = $self->pl->expand_cfpod ($msg);	3137	$msg = $self->pl->expand_cfpod ($msg)
		3138	unless $color & cf::NDI_VERBATIM;
2882		3139
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3140	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3141
2885	# check predefined channels, for the benefit of C	3142	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3143	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3144	$channel = $CHANNEL{$channel};
2888		3145
2889	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3147	$channel = $channel->{id};
2893		3148
2894	} elsif (ref $channel) {	3149	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3150	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3151	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3152	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3153	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3154	}
2901		3155
2902	$channel = $channel->{id};	3156	$channel = $channel->{id};
2903	}	3157	}
2904		3158
2905	return unless @extra || length $msg;	3159	return unless @extra || length $msg;
2906		3160
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3161	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3162	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3163	if $color & cf::NDI_DEF;
2911		3164
2912	$self->send_packet ("msg " . $self->{json_coder}->encode (	3165	my $pkt = "msg "
		3166	. $self->{json_coder}->encode (
2913	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3167	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2914	} else {	3168	);
2915	if ($color >= 0) {
2916	# replace some tags by gcfclient-compatible ones
2917	for ($msg) {
2918	1 while
2919	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2920	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2921	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2922	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2923	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2924	}
2925		3169
2926	$color &= cf::NDI_COLOR_MASK;	3170	$self->send_big_packet ($pkt);
2927
2928	utf8::encode $msg;
2929
2930	if (0 && $msg =~ /\[/) {
2931	# COMMAND/INFO
2932	$self->send_packet ("drawextinfo $color 10 8 $msg")
2933	} else {
2934	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2935	$self->send_packet ("drawinfo $color $msg")
2936	}
2937	}
2938	}
2939	}	3171	}
2940		3172
2941	=item $client->ext_msg ($type, @msg)	3173	=item $client->ext_msg ($type, @msg)
2942		3174
2943	Sends an ext event to the client.	3175	Sends an ext event to the client.
…		…
2946		3178
2947	sub cf::client::ext_msg($$@) {	3179	sub cf::client::ext_msg($$@) {
2948	my ($self, $type, @msg) = @_;	3180	my ($self, $type, @msg) = @_;
2949		3181
2950	if ($self->extcmd == 2) {	3182	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3183	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2952	} elsif ($self->extcmd == 1) { # TODO: remove	3184	} elsif ($self->extcmd == 1) { # TODO: remove
2953	push @msg, msgtype => "event_$type";	3185	push @msg, msgtype => "event_$type";
2954	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3186	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2955	}	3187	}
2956	}	3188	}
2957		3189
2958	=item $client->ext_reply ($msgid, @msg)	3190	=item $client->ext_reply ($msgid, @msg)
2959		3191
…		…
2963		3195
2964	sub cf::client::ext_reply($$@) {	3196	sub cf::client::ext_reply($$@) {
2965	my ($self, $id, @msg) = @_;	3197	my ($self, $id, @msg) = @_;
2966		3198
2967	if ($self->extcmd == 2) {	3199	if ($self->extcmd == 2) {
2968	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2969	} elsif ($self->extcmd == 1) {	3201	} elsif ($self->extcmd == 1) {
2970	#TODO: version 1, remove	3202	#TODO: version 1, remove
2971	unshift @msg, msgtype => "reply", msgid => $id;	3203	unshift @msg, msgtype => "reply", msgid => $id;
2972	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3204	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2973	}	3205	}
2974	}	3206	}
2975		3207
2976	=item $success = $client->query ($flags, "text", \&cb)	3208	=item $success = $client->query ($flags, "text", \&cb)
2977		3209
…		…
3048		3280
3049	$ns->ext_reply ($reply, @reply)	3281	$ns->ext_reply ($reply, @reply)
3050	if $reply;	3282	if $reply;
3051		3283
3052	} else {	3284	} else {
3053	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3285	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3054	}	3286	}
3055		3287
3056	cf::override;	3288	cf::override;
3057	},	3289	},
3058	);	3290	);
…		…
3078		3310
3079	$coro	3311	$coro
3080	}	3312	}
3081		3313
3082	cf::client->attach (	3314	cf::client->attach (
3083	on_destroy => sub {	3315	on_client_destroy => sub {
3084	my ($ns) = @_;	3316	my ($ns) = @_;
3085		3317
3086	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3318	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3087	},	3319	},
3088	);	3320	);
…		…
3104	our $safe_hole = new Safe::Hole;	3336	our $safe_hole = new Safe::Hole;
3105		3337
3106	$SIG{FPE} = 'IGNORE';	3338	$SIG{FPE} = 'IGNORE';
3107		3339
3108	$safe->permit_only (Opcode::opset qw(	3340	$safe->permit_only (Opcode::opset qw(
3109	:base_core :base_mem :base_orig :base_math	3341	:base_core :base_mem :base_orig :base_math :base_loop
3110	grepstart grepwhile mapstart mapwhile	3342	grepstart grepwhile mapstart mapwhile
3111	sort time	3343	sort time
3112	));	3344	));
3113		3345
3114	# here we export the classes and methods available to script code	3346	# here we export the classes and methods available to script code
…		…
3118	The following functions and methods are available within a safe environment:	3350	The following functions and methods are available within a safe environment:
3119		3351
3120	cf::object	3352	cf::object
3121	contr pay_amount pay_player map x y force_find force_add destroy	3353	contr pay_amount pay_player map x y force_find force_add destroy
3122	insert remove name archname title slaying race decrease split	3354	insert remove name archname title slaying race decrease split
		3355	value
3123		3356
3124	cf::object::player	3357	cf::object::player
3125	player	3358	player
3126		3359
3127	cf::player	3360	cf::player
…		…
3133	=cut	3366	=cut
3134		3367
3135	for (	3368	for (
3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3369	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3137	insert remove inv nrof name archname title slaying race	3370	insert remove inv nrof name archname title slaying race
3138	decrease split destroy change_exp)],	3371	decrease split destroy change_exp value msg lore send_msg)],
3139	["cf::object::player" => qw(player)],	3372	["cf::object::player" => qw(player)],
3140	["cf::player" => qw(peaceful)],	3373	["cf::player" => qw(peaceful send_msg)],
3141	["cf::map" => qw(trigger)],	3374	["cf::map" => qw(trigger)],
3142	) {	3375	) {
3143	no strict 'refs';
3144	my ($pkg, @funs) = @$_;	3376	my ($pkg, @funs) = @$_;
3145	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3377	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3146	for @funs;	3378	for @funs;
3147	}	3379	}
3148		3380
…		…
3163		3395
3164	my $qcode = $code;	3396	my $qcode = $code;
3165	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3397	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3166	$qcode =~ s/\n/\\n/g;	3398	$qcode =~ s/\n/\\n/g;
3167		3399
		3400	%vars = (_dummy => 0) unless %vars;
		3401
		3402	my @res;
3168	local $_;	3403	local $_;
3169	local @safe::cf::_safe_eval_args = values %vars;
3170		3404
3171	my $eval =	3405	my $eval =
3172	"do {\n"	3406	"do {\n"
3173	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3407	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3174	. "#line 0 \"{$qcode}\"\n"	3408	. "#line 0 \"{$qcode}\"\n"
3175	. $code	3409	. $code
3176	. "\n}"	3410	. "\n}"
3177	;	3411	;
3178		3412
		3413	if ($CFG{safe_eval}) {
3179	sub_generation_inc;	3414	sub_generation_inc;
		3415	local @safe::cf::_safe_eval_args = values %vars;
3180	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3416	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3181	sub_generation_inc;	3417	sub_generation_inc;
		3418	} else {
		3419	local @cf::_safe_eval_args = values %vars;
		3420	@res = wantarray ? eval eval : scalar eval $eval;
		3421	}
3182		3422
3183	if ($@) {	3423	if ($@) {
3184	warn "$@";	3424	warn "$@",
3185	warn "while executing safe code '$code'\n";	3425	"while executing safe code '$code'\n",
3186	warn "with arguments " . (join " ", %vars) . "\n";	3426	"with arguments " . (join " ", %vars) . "\n";
3187	}	3427	}
3188		3428
3189	wantarray ? @res : $res[0]	3429	wantarray ? @res : $res[0]
3190	}	3430	}
3191		3431
…		…
3205	=cut	3445	=cut
3206		3446
3207	sub register_script_function {	3447	sub register_script_function {
3208	my ($fun, $cb) = @_;	3448	my ($fun, $cb) = @_;
3209		3449
3210	no strict 'refs';	3450	$fun = "safe::$fun" if $CFG{safe_eval};
3211	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3451	*$fun = $safe_hole->wrap ($cb);
3212	}	3452	}
3213		3453
3214	=back	3454	=back
3215		3455
3216	=cut	3456	=cut
…		…
3225	# for this (global event?)	3465	# for this (global event?)
3226	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
3227		3467
3228	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3468	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3229		3469
3230	warn "loading facedata from $path\n";	3470	trace "loading facedata from $path\n";
3231		3471
3232	my $facedata;	3472	my $facedata = decode_storable load_file $path;
3233	0 < aio_load $path, $facedata
3234	or die "$path: $!";
3235
3236	$facedata = Coro::Storable::thaw $facedata;
3237		3473
3238	$facedata->{version} == 2	3474	$facedata->{version} == 2
3239	or cf::cleanup "$path: version mismatch, cannot proceed.";	3475	or cf::cleanup "$path: version mismatch, cannot proceed.";
3240		3476
3241	# patch in the exptable	3477	# patch in the exptable
		3478	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3242	$facedata->{resource}{"res/exp_table"} = {	3479	$facedata->{resource}{"res/exp_table"} = {
3243	type => FT_RSRC,	3480	type => FT_RSRC,
3244	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3481	data => $exp_table,
		3482	hash => (Digest::MD5::md5 $exp_table),
3245	};	3483	};
3246	cf::cede_to_tick;	3484	cf::cede_to_tick;
3247		3485
3248	{	3486	{
3249	my $faces = $facedata->{faceinfo};	3487	my $faces = $facedata->{faceinfo};
…		…
3251	while (my ($face, $info) = each %$faces) {	3489	while (my ($face, $info) = each %$faces) {
3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3490	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3253		3491
3254	cf::face::set_visibility $idx, $info->{visibility};	3492	cf::face::set_visibility $idx, $info->{visibility};
3255	cf::face::set_magicmap $idx, $info->{magicmap};	3493	cf::face::set_magicmap $idx, $info->{magicmap};
3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3494	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3495	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3496	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3258		3497
3259	cf::cede_to_tick;	3498	cf::cede_to_tick;
3260	}	3499	}
3261		3500
3262	while (my ($face, $info) = each %$faces) {	3501	while (my ($face, $info) = each %$faces) {
…		…
3267		3506
3268	if (my $smooth = cf::face::find $info->{smooth}) {	3507	if (my $smooth = cf::face::find $info->{smooth}) {
3269	cf::face::set_smooth $idx, $smooth;	3508	cf::face::set_smooth $idx, $smooth;
3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3509	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3271	} else {	3510	} else {
3272	warn "smooth face '$info->{smooth}' not found for face '$face'";	3511	error "smooth face '$info->{smooth}' not found for face '$face'";
3273	}	3512	}
3274		3513
3275	cf::cede_to_tick;	3514	cf::cede_to_tick;
3276	}	3515	}
3277	}	3516	}
…		…
3286		3525
3287	cf::anim::invalidate_all; # d'oh	3526	cf::anim::invalidate_all; # d'oh
3288	}	3527	}
3289		3528
3290	{	3529	{
3291	# TODO: for gcfclient pleasure, we should give resources
3292	# that gcfclient doesn't grok a >10000 face index.
3293	my $res = $facedata->{resource};	3530	my $res = $facedata->{resource};
3294		3531
3295	while (my ($name, $info) = each %$res) {	3532	while (my ($name, $info) = each %$res) {
3296	if (defined $info->{type}) {	3533	if (defined $info->{type}) {
3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3534	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3298	my $data;
3299		3535
3300	if ($info->{type} & 1) {	3536	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3301	# prepend meta info
3302
3303	my $meta = $enc->encode ({
3304	name => $name,
3305	%{ $info->{meta} || {} },
3306	});
3307
3308	$data = pack "(w/a*)*", $meta, $info->{data};
3309	} else {
3310	$data = $info->{data};
3311	}
3312
3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3314	cf::face::set_type $idx, $info->{type};	3537	cf::face::set_type $idx, $info->{type};
3315	} else {	3538	} else {
3316	$RESOURCE{$name} = $info;	3539	$RESOURCE{$name} = $info; # unused
3317	}	3540	}
3318		3541
3319	cf::cede_to_tick;	3542	cf::cede_to_tick;
3320	}	3543	}
3321	}	3544	}
3322		3545
3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3546	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3324		3547
3325	1	3548	1
3326	}	3549	}
3327
3328	cf::global->attach (on_resource_update => sub {
3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3331
3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3333	my $sound = $soundconf->{compat}[$_]
3334	or next;
3335
3336	my $face = cf::face::find "sound/$sound->[1]";
3337	cf::sound::set $sound->[0] => $face;
3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3339	}
3340
3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
3342	my $face = cf::face::find "sound/$v";
3343	cf::sound::set $k => $face;
3344	}
3345	}
3346	});
3347		3550
3348	register_exticmd fx_want => sub {	3551	register_exticmd fx_want => sub {
3349	my ($ns, $want) = @_;	3552	my ($ns, $want) = @_;
3350		3553
3351	while (my ($k, $v) = each %$want) {	3554	while (my ($k, $v) = each %$want) {
…		…
3390	sub reload_treasures {	3593	sub reload_treasures {
3391	load_resource_file "$DATADIR/treasures"	3594	load_resource_file "$DATADIR/treasures"
3392	or die "unable to load treasurelists\n";	3595	or die "unable to load treasurelists\n";
3393	}	3596	}
3394		3597
		3598	sub reload_sound {
		3599	trace "loading sound config from $DATADIR/sound\n";
		3600
		3601	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3602
		3603	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3604	my $sound = $soundconf->{compat}[$_]
		3605	or next;
		3606
		3607	my $face = cf::face::find "sound/$sound->[1]";
		3608	cf::sound::set $sound->[0] => $face;
		3609	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3610	}
		3611
		3612	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3613	my $face = cf::face::find "sound/$v";
		3614	cf::sound::set $k => $face;
		3615	}
		3616	}
		3617
3395	sub reload_resources {	3618	sub reload_resources {
3396	warn "reloading resource files...\n";	3619	trace "reloading resource files...\n";
3397		3620
		3621	reload_exp_table;
		3622	reload_materials;
3398	reload_facedata;	3623	reload_facedata;
		3624	reload_sound;
3399	reload_archetypes;	3625	reload_archetypes;
3400	reload_regions;	3626	reload_regions;
3401	reload_treasures;	3627	reload_treasures;
3402		3628
3403	warn "finished reloading resource files\n";	3629	trace "finished reloading resource files\n";
3404	}
3405
3406	sub init {
3407	my $guard = freeze_mainloop;
3408
3409	evthread_start IO::AIO::poll_fileno;
3410
3411	reload_resources;
3412	}	3630	}
3413		3631
3414	sub reload_config {	3632	sub reload_config {
3415	open my $fh, "<:utf8", "$CONFDIR/config"	3633	trace "reloading config file...\n";
3416	or return;
3417		3634
3418	local $/;	3635	my $config = load_file "$CONFDIR/config";
3419	*CFG = YAML::Load <$fh>;	3636	utf8::decode $config;
		3637	*CFG = decode_yaml $config;
3420		3638
3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3639	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3422		3640
3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3641	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3642	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3425		3643
3426	if (exists $CFG{mlockall}) {	3644	if (exists $CFG{mlockall}) {
…		…
3430	};	3648	};
3431	warn $@ if $@;	3649	warn $@ if $@;
3432	}	3650	}
3433	}	3651	}
3434		3652
		3653	sub pidfile() {
		3654	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3655	or die "$PIDFILE: $!";
		3656	flock $fh, &Fcntl::LOCK_EX
		3657	or die "$PIDFILE: flock: $!";
		3658	$fh
		3659	}
		3660
		3661	# make sure only one server instance is running at any one time
		3662	sub atomic {
		3663	my $fh = pidfile;
		3664
		3665	my $pid = <$fh>;
		3666	kill 9, $pid if $pid > 0;
		3667
		3668	seek $fh, 0, 0;
		3669	print $fh $$;
		3670	}
		3671
		3672	sub main_loop {
		3673	trace "EV::loop starting\n";
		3674	if (1) {
		3675	EV::loop;
		3676	}
		3677	trace "EV::loop returned\n";
		3678	goto &main_loop unless $REALLY_UNLOOP;
		3679	}
		3680
3435	sub main {	3681	sub main {
		3682	cf::init_globals; # initialise logging
		3683
		3684	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3685	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3686	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3687	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3688
		3689	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3690
3436	# we must not ever block the main coroutine	3691	# we must not ever block the main coroutine
3437	local $Coro::idle = sub {	3692	local $Coro::idle = sub {
3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3693	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3439	(async {	3694	(async {
3440	$Coro::current->{desc} = "IDLE BUG HANDLER";	3695	$Coro::current->{desc} = "IDLE BUG HANDLER";
3441	EV::loop EV::LOOP_ONESHOT;	3696	EV::loop EV::LOOP_ONESHOT;
3442	})->prio (Coro::PRIO_MAX);	3697	})->prio (Coro::PRIO_MAX);
3443	};	3698	};
3444		3699
3445	{	3700	evthread_start IO::AIO::poll_fileno;
3446	my $guard = freeze_mainloop;	3701
		3702	cf::sync_job {
		3703	cf::incloader::init ();
		3704
		3705	cf::init_anim;
		3706	cf::init_attackmess;
		3707	cf::init_dynamic;
		3708
		3709	cf::load_settings;
		3710
		3711	reload_resources;
3447	reload_config;	3712	reload_config;
3448	db_init;	3713	db_init;
		3714
		3715	cf::init_uuid;
		3716	cf::init_signals;
		3717	cf::init_skills;
		3718
		3719	cf::init_beforeplay;
		3720
		3721	atomic;
		3722
3449	load_extensions;	3723	load_extensions;
3450		3724
3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3725	utime time, time, $RUNTIMEFILE;
		3726
		3727	# no (long-running) fork's whatsoever before this point(!)
		3728	use POSIX ();
		3729	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3730
		3731	cf::_post_init 0;
3452	}	3732	};
3453		3733
3454	EV::loop;	3734	cf::object::thawer::errors_are_fatal 0;
		3735	info "parse errors in files are no longer fatal from this point on.\n";
		3736
		3737	my $free_main; $free_main = EV::idle sub {
		3738	undef $free_main;
		3739	undef &main; # free gobs of memory :)
		3740	};
		3741
		3742	goto &main_loop;
3455	}	3743	}
3456		3744
3457	#############################################################################	3745	#############################################################################
3458	# initialisation and cleanup	3746	# initialisation and cleanup
3459		3747
3460	# install some emergency cleanup handlers	3748	# install some emergency cleanup handlers
3461	BEGIN {	3749	BEGIN {
3462	our %SIGWATCHER = ();	3750	our %SIGWATCHER = ();
3463	for my $signal (qw(INT HUP TERM)) {	3751	for my $signal (qw(INT HUP TERM)) {
3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3752	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3465	cf::cleanup "SIG$signal";	3753	cf::cleanup "SIG$signal";
3466	};	3754	};
3467	}	3755	}
3468	}	3756	}
3469		3757
3470	sub write_runtime_sync {	3758	sub write_runtime_sync {
3471	my $runtime = "$LOCALDIR/runtime";	3759	my $t0 = AE::time;
3472		3760
3473	# first touch the runtime file to show we are still running:	3761	# first touch the runtime file to show we are still running:
3474	# the fsync below can take a very very long time.	3762	# the fsync below can take a very very long time.
3475		3763
3476	IO::AIO::aio_utime $runtime, undef, undef;	3764	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3477		3765
3478	my $guard = cf::lock_acquire "write_runtime";	3766	my $guard = cf::lock_acquire "write_runtime";
3479		3767
3480	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3768	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3481	or return;	3769	or return;
3482		3770
3483	my $value = $cf::RUNTIME + 90 + 10;	3771	my $value = $cf::RUNTIME + 90 + 10;
3484	# 10 is the runtime save interval, for a monotonic clock	3772	# 10 is the runtime save interval, for a monotonic clock
3485	# 60 allows for the watchdog to kill the server.	3773	# 60 allows for the watchdog to kill the server.
…		…
3495	aio_utime $fh, undef, undef;	3783	aio_utime $fh, undef, undef;
3496		3784
3497	close $fh	3785	close $fh
3498	or return;	3786	or return;
3499		3787
3500	aio_rename "$runtime~", $runtime	3788	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3501	and return;	3789	and return;
3502		3790
3503	warn "runtime file written.\n";	3791	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3504		3792
3505	1	3793	1
3506	}	3794	}
3507		3795
3508	our $uuid_lock;	3796	our $uuid_lock;
…		…
3517	my $uuid = "$LOCALDIR/uuid";	3805	my $uuid = "$LOCALDIR/uuid";
3518		3806
3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3807	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3520	or return;	3808	or return;
3521		3809
3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3810	my $value = uuid_seq uuid_cur;
		3811
		3812	unless ($value) {
		3813	info "cowardly refusing to write zero uuid value!\n";
		3814	return;
		3815	}
		3816
		3817	my $value = uuid_str $value + $uuid_skip;
3523	$uuid_skip = 0;	3818	$uuid_skip = 0;
3524		3819
3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3820	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3526	and return;	3821	and return;
3527		3822
…		…
3533	or return;	3828	or return;
3534		3829
3535	aio_rename "$uuid~", $uuid	3830	aio_rename "$uuid~", $uuid
3536	and return;	3831	and return;
3537		3832
3538	warn "uuid file written ($value).\n";	3833	trace "uuid file written ($value).\n";
3539		3834
3540	1	3835	1
3541		3836
3542	}	3837	}
3543		3838
…		…
3549	}	3844	}
3550		3845
3551	sub emergency_save() {	3846	sub emergency_save() {
3552	my $freeze_guard = cf::freeze_mainloop;	3847	my $freeze_guard = cf::freeze_mainloop;
3553		3848
3554	warn "enter emergency perl save\n";	3849	info "emergency_perl_save: enter\n";
		3850
		3851	# this is a trade-off: we want to be very quick here, so
		3852	# save all maps without fsync, and later call a global sync
		3853	# (which in turn might be very very slow)
		3854	local $USE_FSYNC = 0;
3555		3855
3556	cf::sync_job {	3856	cf::sync_job {
		3857	cf::write_runtime_sync; # external watchdog should not bark
		3858
3557	# use a peculiar iteration method to avoid tripping on perl	3859	# use a peculiar iteration method to avoid tripping on perl
3558	# refcount bugs in for. also avoids problems with players	3860	# refcount bugs in for. also avoids problems with players
3559	# and maps saved/destroyed asynchronously.	3861	# and maps saved/destroyed asynchronously.
3560	warn "begin emergency player save\n";	3862	info "emergency_perl_save: begin player save\n";
3561	for my $login (keys %cf::PLAYER) {	3863	for my $login (keys %cf::PLAYER) {
3562	my $pl = $cf::PLAYER{$login} or next;	3864	my $pl = $cf::PLAYER{$login} or next;
3563	$pl->valid or next;	3865	$pl->valid or next;
3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3866	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3565	$pl->save;	3867	$pl->save;
3566	}	3868	}
3567	warn "end emergency player save\n";	3869	info "emergency_perl_save: end player save\n";
3568		3870
3569	warn "begin emergency map save\n";	3871	cf::write_runtime_sync; # external watchdog should not bark
		3872
		3873	info "emergency_perl_save: begin map save\n";
3570	for my $path (keys %cf::MAP) {	3874	for my $path (keys %cf::MAP) {
3571	my $map = $cf::MAP{$path} or next;	3875	my $map = $cf::MAP{$path} or next;
3572	$map->valid or next;	3876	$map->valid or next;
3573	$map->save;	3877	$map->save;
3574	}	3878	}
3575	warn "end emergency map save\n";	3879	info "emergency_perl_save: end map save\n";
3576		3880
3577	warn "begin emergency database checkpoint\n";	3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
		3883	info "emergency_perl_save: begin database checkpoint\n";
3578	BDB::db_env_txn_checkpoint $DB_ENV;	3884	BDB::db_env_txn_checkpoint $DB_ENV;
3579	warn "end emergency database checkpoint\n";	3885	info "emergency_perl_save: end database checkpoint\n";
3580		3886
3581	warn "begin write uuid\n";	3887	info "emergency_perl_save: begin write uuid\n";
3582	write_uuid_sync 1;	3888	write_uuid_sync 1;
3583	warn "end write uuid\n";	3889	info "emergency_perl_save: end write uuid\n";
		3890
		3891	cf::write_runtime_sync; # external watchdog should not bark
		3892
		3893	trace "emergency_perl_save: syncing database to disk";
		3894	BDB::db_env_txn_checkpoint $DB_ENV;
		3895
		3896	info "emergency_perl_save: starting sync\n";
		3897	IO::AIO::aio_sync sub {
		3898	info "emergency_perl_save: finished sync\n";
		3899	};
		3900
		3901	cf::write_runtime_sync; # external watchdog should not bark
		3902
		3903	trace "emergency_perl_save: flushing outstanding aio requests";
		3904	while (IO::AIO::nreqs || BDB::nreqs) {
		3905	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3906	}
		3907
		3908	cf::write_runtime_sync; # external watchdog should not bark
3584	};	3909	};
3585		3910
3586	warn "leave emergency perl save\n";	3911	info "emergency_perl_save: leave\n";
3587	}	3912	}
3588		3913
3589	sub post_cleanup {	3914	sub post_cleanup {
3590	my ($make_core) = @_;	3915	my ($make_core) = @_;
3591		3916
		3917	IO::AIO::flush;
		3918
3592	warn Carp::longmess "post_cleanup backtrace"	3919	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	3920	if $make_core;
		3921
		3922	my $fh = pidfile;
		3923	unlink $PIDFILE if <$fh> == $$;
3594	}	3924	}
3595		3925
3596	# a safer delete_package, copied from Symbol	3926	# a safer delete_package, copied from Symbol
3597	sub clear_package($) {	3927	sub clear_package($) {
3598	my $pkg = shift;	3928	my $pkg = shift;
…		…
3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3944	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3615	for my $name (keys %$leaf_symtab) {	3945	for my $name (keys %$leaf_symtab) {
3616	_gv_clear *{"$pkg$name"};	3946	_gv_clear *{"$pkg$name"};
3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3947	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3618	}	3948	}
3619	warn "cleared package #$pkg\n";#d#
3620	}	3949	}
3621
3622	our $RELOAD; # how many times to reload
3623		3950
3624	sub do_reload_perl() {	3951	sub do_reload_perl() {
3625	# can/must only be called in main	3952	# can/must only be called in main
3626	if ($Coro::current != $Coro::main) {	3953	unless (in_main) {
3627	warn "can only reload from main coroutine";	3954	error "can only reload from main coroutine";
3628	return;	3955	return;
3629	}	3956	}
3630		3957
3631	return if $RELOAD++;	3958	return if $RELOAD++;
3632		3959
		3960	my $t1 = AE::time;
		3961
3633	while ($RELOAD) {	3962	while ($RELOAD) {
3634	warn "reloading...";	3963	cf::get_slot 0.1, -1, "reload_perl";
		3964	info "perl_reload: reloading...";
3635		3965
3636	warn "entering sync_job";	3966	trace "perl_reload: entering sync_job";
3637		3967
3638	cf::sync_job {	3968	cf::sync_job {
3639	cf::write_runtime_sync; # external watchdog should not bark
3640	cf::emergency_save;	3969	#cf::emergency_save;
3641	cf::write_runtime_sync; # external watchdog should not bark
3642		3970
3643	warn "syncing database to disk";
3644	BDB::db_env_txn_checkpoint $DB_ENV;
3645
3646	# if anything goes wrong in here, we should simply crash as we already saved
3647
3648	warn "flushing outstanding aio requests";
3649	while (IO::AIO::nreqs || BDB::nreqs) {
3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3651	}
3652
3653	warn "cancelling all extension coros";	3971	trace "perl_reload: cancelling all extension coros";
3654	$_->cancel for values %EXT_CORO;	3972	$_->cancel for values %EXT_CORO;
3655	%EXT_CORO = ();	3973	%EXT_CORO = ();
3656		3974
3657	warn "removing commands";	3975	trace "perl_reload: removing commands";
3658	%COMMAND = ();	3976	%COMMAND = ();
3659		3977
3660	warn "removing ext/exti commands";	3978	trace "perl_reload: removing ext/exti commands";
3661	%EXTCMD = ();	3979	%EXTCMD = ();
3662	%EXTICMD = ();	3980	%EXTICMD = ();
3663		3981
3664	warn "unloading/nuking all extensions";	3982	trace "perl_reload: unloading/nuking all extensions";
3665	for my $pkg (@EXTS) {	3983	for my $pkg (@EXTS) {
3666	warn "... unloading $pkg";	3984	trace "... unloading $pkg";
3667		3985
3668	if (my $cb = $pkg->can ("unload")) {	3986	if (my $cb = $pkg->can ("unload")) {
3669	eval {	3987	eval {
3670	$cb->($pkg);	3988	$cb->($pkg);
3671	1	3989	1
3672	} or warn "$pkg unloaded, but with errors: $@";	3990	} or error "$pkg unloaded, but with errors: $@";
3673	}	3991	}
3674		3992
3675	warn "... clearing $pkg";	3993	trace "... clearing $pkg";
3676	clear_package $pkg;	3994	clear_package $pkg;
3677	}	3995	}
3678		3996
3679	warn "unloading all perl modules loaded from $LIBDIR";	3997	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3680	while (my ($k, $v) = each %INC) {	3998	while (my ($k, $v) = each %INC) {
3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3999	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3682		4000
3683	warn "... unloading $k";	4001	trace "... unloading $k";
3684	delete $INC{$k};	4002	delete $INC{$k};
3685		4003
3686	$k =~ s/\.pm$//;	4004	$k =~ s/\.pm$//;
3687	$k =~ s/\//::/g;	4005	$k =~ s/\//::/g;
3688		4006
…		…
3691	}	4009	}
3692		4010
3693	clear_package $k;	4011	clear_package $k;
3694	}	4012	}
3695		4013
3696	warn "getting rid of safe::, as good as possible";	4014	trace "perl_reload: getting rid of safe::, as good as possible";
3697	clear_package "safe::$_"	4015	clear_package "safe::$_"
3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4016	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3699		4017
3700	warn "unloading cf.pm \"a bit\"";	4018	trace "perl_reload: unloading cf.pm \"a bit\"";
3701	delete $INC{"cf.pm"};	4019	delete $INC{"cf.pm"};
3702	delete $INC{"cf/pod.pm"};	4020	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3703		4021
3704	# don't, removes xs symbols, too,	4022	# don't, removes xs symbols, too,
3705	# and global variables created in xs	4023	# and global variables created in xs
3706	#clear_package __PACKAGE__;	4024	#clear_package __PACKAGE__;
3707		4025
3708	warn "unload completed, starting to reload now";	4026	info "perl_reload: unload completed, starting to reload now";
3709		4027
3710	warn "reloading cf.pm";	4028	trace "perl_reload: reloading cf.pm";
3711	require cf;	4029	require cf;
3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4030	cf::_connect_to_perl_1;
3713		4031
3714	warn "loading config and database again";	4032	trace "perl_reload: loading config and database again";
3715	cf::reload_config;	4033	cf::reload_config;
3716		4034
3717	warn "loading extensions";	4035	trace "perl_reload: loading extensions";
3718	cf::load_extensions;	4036	cf::load_extensions;
3719		4037
		4038	if ($REATTACH_ON_RELOAD) {
3720	warn "reattaching attachments to objects/players";	4039	trace "perl_reload: reattaching attachments to objects/players";
3721	_global_reattach; # objects, sockets	4040	_global_reattach; # objects, sockets
3722	warn "reattaching attachments to maps";	4041	trace "perl_reload: reattaching attachments to maps";
3723	reattach $_ for values %MAP;	4042	reattach $_ for values %MAP;
3724	warn "reattaching attachments to players";	4043	trace "perl_reload: reattaching attachments to players";
3725	reattach $_ for values %PLAYER;	4044	reattach $_ for values %PLAYER;
		4045	}
3726		4046
3727	warn "leaving sync_job";	4047	cf::_post_init 1;
		4048
		4049	trace "perl_reload: leaving sync_job";
3728		4050
3729	1	4051	1
3730	} or do {	4052	} or do {
3731	warn $@;	4053	error $@;
3732	cf::cleanup "error while reloading, exiting.";	4054	cf::cleanup "perl_reload: error, exiting.";
3733	};	4055	};
3734		4056
3735	warn "reloaded";
3736	--$RELOAD;	4057	--$RELOAD;
3737	}	4058	}
		4059
		4060	$t1 = AE::time - $t1;
		4061	info "perl_reload: completed in ${t1}s\n";
3738	};	4062	};
3739		4063
3740	our $RELOAD_WATCHER; # used only during reload	4064	our $RELOAD_WATCHER; # used only during reload
3741		4065
3742	sub reload_perl() {	4066	sub reload_perl() {
3743	# doing reload synchronously and two reloads happen back-to-back,	4067	# doing reload synchronously and two reloads happen back-to-back,
3744	# coro crashes during coro_state_free->destroy here.	4068	# coro crashes during coro_state_free->destroy here.
3745		4069
		4070	$RELOAD_WATCHER ||= cf::async {
		4071	Coro::AIO::aio_wait cache_extensions;
		4072
3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4073	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3747	do_reload_perl;	4074	do_reload_perl;
3748	undef $RELOAD_WATCHER;	4075	undef $RELOAD_WATCHER;
		4076	};
3749	};	4077	};
3750	}	4078	}
3751		4079
3752	register_command "reload" => sub {	4080	register_command "reload" => sub {
3753	my ($who, $arg) = @_;	4081	my ($who, $arg) = @_;
…		…
3759	reload_perl;	4087	reload_perl;
3760	};	4088	};
3761	}	4089	}
3762	};	4090	};
3763		4091
3764	unshift @INC, $LIBDIR;	4092	#############################################################################
3765		4093
3766	my $bug_warning = 0;	4094	my $bug_warning = 0;
3767		4095
3768	our @WAIT_FOR_TICK;	4096	our @WAIT_FOR_TICK;
3769	our @WAIT_FOR_TICK_BEGIN;	4097	our @WAIT_FOR_TICK_BEGIN;
3770		4098
3771	sub wait_for_tick {	4099	sub wait_for_tick() {
3772	return if tick_inhibit || $Coro::current == $Coro::main;	4100	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3773		4101
3774	my $signal = new Coro::Signal;	4102	my $signal = new Coro::Signal;
3775	push @WAIT_FOR_TICK, $signal;	4103	push @WAIT_FOR_TICK, $signal;
3776	$signal->wait;	4104	$signal->wait;
3777	}	4105	}
3778		4106
3779	sub wait_for_tick_begin {	4107	sub wait_for_tick_begin() {
3780	return if tick_inhibit || $Coro::current == $Coro::main;	4108	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3781		4109
3782	my $signal = new Coro::Signal;	4110	my $signal = new Coro::Signal;
3783	push @WAIT_FOR_TICK_BEGIN, $signal;	4111	push @WAIT_FOR_TICK_BEGIN, $signal;
3784	$signal->wait;	4112	$signal->wait;
3785	}	4113	}
…		…
3791	return;	4119	return;
3792	}	4120	}
3793		4121
3794	cf::server_tick; # one server iteration	4122	cf::server_tick; # one server iteration
3795		4123
		4124	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4125
3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4126	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4127	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3798	Coro::async_pool {	4128	Coro::async_pool {
3799	$Coro::current->{desc} = "runtime saver";	4129	$Coro::current->{desc} = "runtime saver";
3800	write_runtime_sync	4130	write_runtime_sync
3801	or warn "ERROR: unable to write runtime file: $!";	4131	or error "ERROR: unable to write runtime file: $!";
3802	};	4132	};
3803	}	4133	}
3804		4134
3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4135	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3806	$sig->send;	4136	$sig->send;
…		…
3814		4144
3815	if (0) {	4145	if (0) {
3816	if ($NEXT_TICK) {	4146	if ($NEXT_TICK) {
3817	my $jitter = $TICK_START - $NEXT_TICK;	4147	my $jitter = $TICK_START - $NEXT_TICK;
3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4148	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3819	warn "jitter $JITTER\n";#d#	4149	debug "jitter $JITTER\n";#d#
3820	}	4150	}
3821	}	4151	}
3822	}	4152	}
3823		4153
3824	{	4154	{
3825	# configure BDB	4155	# configure BDB
3826		4156
3827	BDB::min_parallel 8;	4157	BDB::min_parallel 16;
3828	BDB::max_poll_reqs $TICK * 0.1;	4158	BDB::max_poll_reqs $TICK * 0.1;
3829	$AnyEvent::BDB::WATCHER->priority (1);	4159	$AnyEvent::BDB::WATCHER->priority (1);
3830		4160
3831	unless ($DB_ENV) {	4161	unless ($DB_ENV) {
3832	$DB_ENV = BDB::db_env_create;	4162	$DB_ENV = BDB::db_env_create;
…		…
3869	IO::AIO::min_parallel 8;	4199	IO::AIO::min_parallel 8;
3870	IO::AIO::max_poll_time $TICK * 0.1;	4200	IO::AIO::max_poll_time $TICK * 0.1;
3871	undef $AnyEvent::AIO::WATCHER;	4201	undef $AnyEvent::AIO::WATCHER;
3872	}	4202	}
3873		4203
3874	my $_log_backtrace;	4204	our $_log_backtrace;
		4205	our $_log_backtrace_last;
3875		4206
3876	sub _log_backtrace {	4207	sub _log_backtrace {
3877	my ($msg, @addr) = @_;	4208	my ($msg, @addr) = @_;
3878		4209
3879	$msg =~ s/\n//;	4210	$msg =~ s/\n$//;
3880		4211
		4212	if ($_log_backtrace_last eq $msg) {
		4213	LOG llevInfo, "[ABT] $msg\n";
		4214	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3881	# limit the # of concurrent backtraces	4215	# limit the # of concurrent backtraces
3882	if ($_log_backtrace < 2) {	4216	} elsif ($_log_backtrace < 2) {
		4217	$_log_backtrace_last = $msg;
3883	++$_log_backtrace;	4218	++$_log_backtrace;
		4219	my $perl_bt = Carp::longmess $msg;
3884	async {	4220	async {
3885	$Coro::current->{desc} = "abt $msg";	4221	$Coro::current->{desc} = "abt $msg";
3886		4222
3887	my @bt = fork_call {	4223	my @bt = fork_call {
3888	@addr = map { sprintf "%x", $_ } @addr;	4224	@addr = map { sprintf "%x", $_ } @addr;
…		…
3899	}	4235	}
3900		4236
3901	@funcs	4237	@funcs
3902	};	4238	};
3903		4239
3904	LOG llevInfo, "[ABT] $msg\n";	4240	LOG llevInfo, "[ABT] $perl_bt\n";
		4241	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3905	LOG llevInfo, "[ABT] $_\n" for @bt;	4242	LOG llevInfo, "[ABT] $_\n" for @bt;
3906	--$_log_backtrace;	4243	--$_log_backtrace;
3907	};	4244	};
3908	} else {	4245	} else {
3909	LOG llevInfo, "[ABT] $msg\n";	4246	LOG llevInfo, "[ABT] $msg\n";
3910	LOG llevInfo, "[ABT] [suppressed]\n";	4247	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3911	}	4248	}
3912	}	4249	}
3913		4250
3914	# load additional modules	4251	# load additional modules
3915	use cf::pod;	4252	require "cf/$_.pm" for @EXTRA_MODULES;
		4253	cf::_connect_to_perl_2;
3916		4254
3917	END { cf::emergency_save }	4255	END { cf::emergency_save }
3918		4256
3919	1	4257	1
3920		4258

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