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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.544 by root, Thu May 6 21:58:07 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	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;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		240
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
176	that call.	245	that call.
177		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
183	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
184	my $msg = join "", @_;	264	my $msg = join "", @_;
185		265
186	$msg .= "\n"	266	$msg .= "\n"
187	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
188		268
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		270
191	utf8::encode $msg;
192	LOG llevError, $msg;	271	LOG llevWarn, $msg;
193	};	272	};
194	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
195		287
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	298	for my $pkg (qw(
207	cf::global cf::attachable	299	cf::global cf::attachable
208	cf::object cf::object::player	300	cf::object cf::object::player
209	cf::client cf::player	301	cf::client cf::player
210	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
211	cf::map cf::party cf::region	304	cf::party cf::region
212	)) {	305	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	307	}
216		308
217	$Event::DIED = sub {	309	$EV::DIED = sub {
218	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
219	};	311	};
220		312
221	#############################################################################	313	#############################################################################
222		314
223	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	338	$d
247	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
248	}	340	}
249		341
250	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
251		343
252	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
253		345
254	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
255		347
256	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
257		349
258	=cut	350	=cut
259		351
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		353
262	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
264		370
265	=item cf::lock_wait $string	371	=item cf::lock_wait $string
266		372
267	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
268		374
269	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
270		376
271	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
274	returned.	380	returned.
275		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
276	Lock names should begin with a unique identifier (for example, cf::map::find	385	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
278		387
279	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
280		389
281	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
282		391
283	=cut	392	=cut
284		393
285	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
286		395
287	sub lock_wait($) {	396	sub lock_wait($) {
288	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	398	}
296		399
297	sub lock_acquire($) {	400	sub lock_acquire($) {
298	my ($key) = @_;	401	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	402	}
310		403
311	sub lock_active($) {	404	sub lock_active($) {
312	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	406	}
316		407
317	sub freeze_mainloop {	408	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
319		410
320	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	412	}
		413
		414	=item cf::periodic $interval, $cb
		415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
		427	}
		428
		429	=item cf::get_slot $time[, $priority[, $name]]
		430
		431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		432	This call blocks and returns only when you have at least C<$time> seconds
		433	of cpu time till the next tick. The slot is only valid till the next cede.
		434
		435	The optional C<$name> can be used to identify the job to run. It might be
		436	used for statistical purposes and should identify the same time-class.
		437
		438	Useful for short background jobs.
		439
		440	=cut
		441
		442	our @SLOT_QUEUE;
		443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
		445
		446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
		450	my $signal = new Coro::Signal;
		451	my $busy;
		452
		453	while () {
		454	next_job:
		455
		456	my $avail = cf::till_tick;
		457
		458	for (0 .. $#SLOT_QUEUE) {
		459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
		461	my $job = splice @SLOT_QUEUE, $_, 1, ();
		462	$job->[2]->send;
		463	Coro::cede;
		464	goto next_job;
		465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		467	}
		468	}
		469
		470	if (@SLOT_QUEUE) {
		471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		472	push @cf::WAIT_FOR_TICK, $signal;
		473	$signal->wait;
		474	} else {
		475	$busy = 0;
		476	Coro::schedule;
		477	}
322	};	478	}
323	$TICK_WATCHER->stop;	479	};
324	$guard	480
		481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
		484	my ($time, $pri, $name) = @_;
		485
		486	$time = clamp $time, 0.01, $TICK * .6;
		487
		488	my $sig = new Coro::Signal;
		489
		490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		492	$SLOT_QUEUE->ready;
		493	$sig->wait;
325	}	494	}
326		495
327	=item cf::async { BLOCK }	496	=item cf::async { BLOCK }
328		497
329	Currently the same as Coro::async_pool, meaning you cannot use	498	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		503
335	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
336		505
337	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
338		507
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	511	acceptable.
343		512
344	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	518	=cut
350		519
351	sub sync_job(&) {	520	sub sync_job(&) {
352	my ($job) = @_;	521	my ($job) = @_;
353		522
354	if ($Coro::current == $Coro::main) {	523	if (in_main) {
355	my $time = Event::time;	524	my $time = AE::time;
356		525
357	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
359		528
360	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	530
362	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
363		532
364	my $busy = 1;	533	my $busy = 1;
365	my @res;	534	my @res;
366		535
367	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	538	@res = eval { $job->() };
369	warn $@ if $@;	539	error $@ if $@;
370	undef $busy;	540	undef $busy;
371	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
372		542
373	while ($busy) {	543	while ($busy) {
374	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
375	}	548	}
		549	}
376		550
377	$time = Event::time - $time;	551	my $time = AE::time - $time;
378		552
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
383		554
384	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
385	} else {	556	} else {
386	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
387		558
…		…
412	=item fork_call { }, $args	583	=item fork_call { }, $args
413		584
414	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
418		589
419	=cut	590	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		591
430	sub fork_call(&@) {	592	sub fork_call(&@) {
431	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
432		594
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	595	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	596	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	597	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		598
438	if (my $pid = fork) {	599	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	600	reset_signals;
452	local $SIG{__WARN__};	601	&$cb
453	local $SIG{__DIE__};	602	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		603
460	eval {	604	wantarray ? @res : $res[-1]
461	close $fh1;	605	}
462		606
463	my @res = eval { $cb->(@args) };	607	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
472	}	643	}
473		644
474	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
475		646
476	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
479		650
480	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
483	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
484		680
485	our $DB;	681	our $DB;
486		682
487	sub db_init {	683	sub db_init {
488	unless ($DB) {	684	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	685	}
503		686
504	sub db_get($$) {	687	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
506		689
507	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
508	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
509		694
510	$! ? ()	695	$! ? ()
511	: $data	696	: $data
512	}
513	}	697	}
514		698
515	sub db_put($$$) {	699	sub db_put($$$) {
516	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
556	if (1) {	740	if (1) {
557	$md5 =	741	$md5 =
558	join "\x00",	742	join "\x00",
559	$processversion,	743	$processversion,
560	map {	744	map {
561	Coro::cede;	745	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	746	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	747	} 0.. $#$src;
564		748
565		749
566	my $dbmd5 = db_get cache => "$id/md5";	750	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		757
574	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	759	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
577		761
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		763
580	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
583		767
…		…
593		777
594	=cut	778	=cut
595		779
596	sub datalog($@) {	780	sub datalog($@) {
597	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	783	}
600		784
601	=back	785	=back
602		786
603	=cut	787	=cut
604		788
605	#############################################################################	789	#############################################################################
606		790
607	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
608		792
609	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
612		796
613	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	799	Deliantra).
616		800
617	=over 4	801	=over 4
618		802
619	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
620		804
…		…
664	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
665		849
666	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
668		852
669	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
671		855
672	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
673		857
674	=over 4	858	=over 4
…		…
798		982
799	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		985
802	} elsif (ref $type) {	986	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
804		988
805	} else {	989	} else {
806	shift @arg;	990	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
808	}	992	}
809	}	993	}
810	}	994	}
811		995
812	sub _object_attach {	996	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
823	}	1007	}
824		1008
825	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
826	} else {	1010	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1012	}
829		1013
830	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
831	}	1015	}
832		1016
…		…
891		1075
892	for (@$callbacks) {	1076	for (@$callbacks) {
893	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
894		1078
895	if ($@) {	1079	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1081	override;
899	}	1082	}
900		1083
901	return 1 if $override;	1084	return 1 if $override;
902	}	1085	}
903		1086
904	0	1087	0
905	}	1088	}
906		1089
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1091
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1093
911	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
912		1095
…		…
919	=cut	1102	=cut
920		1103
921	#############################################################################	1104	#############################################################################
922	# object support	1105	# object support
923		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
		1140	sub _can_merge {
		1141	my ($ob1, $ob2) = @_;
		1142
		1143	++$SLOW_MERGES;#d#
		1144
		1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
		1147	}
		1148
924	sub reattach {	1149	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1151	my ($obj) = @_;
927		1152
		1153	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1155
930	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
931		1157
932	@$registry = ();	1158	@$registry = ();
933		1159
…		…
938	for (@$attach) {	1164	for (@$attach) {
939	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
941	}	1167	}
942	} else {	1168	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1170	}
945	}	1171	}
946	}	1172	}
947		1173
948	cf::attachable->attach (	1174	cf::attachable->attach (
949	prio => -1000000,	1175	prio => -1000000,
950	on_instantiate => sub {	1176	on_instantiate => sub {
951	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
952		1178
953	$data = from_json $data;	1179	$data = decode_json $data;
954		1180
955	for (@$data) {	1181	for (@$data) {
956	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
957		1183
958	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1200	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
976		1202
977	sync_job {	1203	sync_job {
978	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
981		1209
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
986	close $fh;	1217	aio_close $fh;
987		1218
988	if (@$objs) {	1219	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
994	close $fh;	1228	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
996	}	1230	}
997	} else {	1231	} else {
998	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
999	}	1233	}
1000		1234
1001	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1239	} else {
1003	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1004	}	1241	}
1005	} else {	1242	} else {
1006	aio_unlink $filename;	1243	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1008	}	1245	}
1009	}	1246	};
1010	}	1247	}
1011		1248
1012	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1014		1251
…		…
1026	or return;	1263	or return;
1027		1264
1028	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1267	or return;
		1268
1031	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1032	}	1271	}
1033		1272
		1273	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
		1277
1036	return ($data, $av);	1278	($data, $av)
1037	}	1279	}
1038		1280
1039	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
1040		1282
1041	=over 4	1283	=over 4
…		…
1095	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1096		1338
1097	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1098	}	1340	}
1099		1341
		1342	use File::Glob ();
		1343
1100	cf::player->attach (	1344	cf::player->attach (
1101	on_command => sub {	1345	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1103		1347
1104	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1105	or return;	1349	or return;
1106		1350
…		…
1114	my ($pl, $buf) = @_;	1358	my ($pl, $buf) = @_;
1115		1359
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1360	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1361
1118	if (ref $msg) {	1362	if (ref $msg) {
		1363	my ($type, $reply, @payload) =
		1364	"ARRAY" eq ref $msg
		1365	? @$msg
		1366	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1367
		1368	my @reply;
		1369
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1370	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1371	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1372	}
		1373
		1374	$pl->ext_reply ($reply, @reply)
		1375	if $reply;
		1376
1124	} else {	1377	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1379	}
1127		1380
1128	cf::override;	1381	cf::override;
1129	},	1382	},
1130	);	1383	);
1131		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1132	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1133	cf::sync_job {	1401	cf::sync_job {
1134	my %todo;	1402	my %todo;
1135		1403
1136	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1405	next unless -r $path;
…		…
1155		1423
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1426
1159	$ext{source} =	1427	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1162	. $source	1430	. $source
1163	. "\n};\n1";	1431	. "\n};\n1";
1164		1432
1165	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1166	}	1434	}
1167		1435
		1436	my $pass = 0;
1168	my %done;	1437	my %done;
1169	while (%todo) {	1438	while (%todo) {
1170	my $progress;	1439	my $progress;
1171		1440
		1441	++$pass;
		1442
		1443	ext:
1172	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1446	next ext
1175	unless exists $done{$_};	1447	unless exists $done{$_};
1176	}	1448	}
1177		1449
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1451
1180	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1185	warn $msg;	1459
1186	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1461	delete $todo{$k};
1188	}	1462	} else {
1189		1463	$done{$k} = delete $todo{$k};
1190	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1191	}	1469	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1470	}
1197		1471
1198	skip:	1472	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1201	}	1480	}
1202	};	1481	};
1203	}	1482	}
1204		1483
1205	#############################################################################	1484	#############################################################################
1206		1485
1207	=back	1486	=back
1208		1487
1209	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1210		1489
1211	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1212		1491
1213	=cut	1492	=cut
1214		1493
1215	package cf::player;	1494	package cf::player;
1216		1495
1217	use Coro::AIO;	1496	use Coro::AIO;
1218		1497
1219	=head3 cf::player	1498	=head3 cf::player
1220		1499
1221	=over 4	1500	=over 4
		1501
		1502	=item cf::player::num_playing
		1503
		1504	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1505
		1506	=cut
		1507
		1508	sub num_playing {
		1509	scalar grep
		1510	$_->ob->map
		1511	&& !$_->hidden
		1512	&& !$_->ob->flag (cf::FLAG_WIZ),
		1513	cf::player::list
		1514	}
1222		1515
1223	=item cf::player::find $login	1516	=item cf::player::find $login
1224		1517
1225	Returns the given player object, loading it if necessary (might block).	1518	Returns the given player object, loading it if necessary (might block).
1226		1519
…		…
1245		1538
1246	sub exists($) {	1539	sub exists($) {
1247	my ($login) = @_;	1540	my ($login) = @_;
1248		1541
1249	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1251	}	1544	}
1252		1545
1253	sub find($) {	1546	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1548	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1555	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1556	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1557	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1559
1267	my $pl = load_pl path $login	1560	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1561	or return;
		1562
		1563	my $pl = cf::player::load_pl $f
		1564	or return;
		1565
		1566	local $cf::PLAYER_LOADING{$login} = $pl;
		1567	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1270	}	1569	}
1271	}	1570	}
1272	}	1571	}
		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
1273		1585
1274	sub save($) {	1586	sub save($) {
1275	my ($pl) = @_;	1587	my ($pl) = @_;
1276		1588
1277	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1283		1595
1284	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
1286		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1603
1287	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1288	Coro::cede;	1605	cf::cede_to_tick;
1289	}	1606	}
1290		1607
1291	sub new($) {	1608	sub new($) {
1292	my ($login) = @_;	1609	my ($login) = @_;
1293		1610
…		…
1299	$cf::PLAYER{$login} = $self;	1616	$cf::PLAYER{$login} = $self;
1300		1617
1301	$self	1618	$self
1302	}	1619	}
1303		1620
		1621	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1622
		1623	=cut
		1624
		1625	sub send_msg {
		1626	my $ns = shift->ns
		1627	or return;
		1628	$ns->send_msg (@_);
		1629	}
		1630
1304	=item $pl->quit_character	1631	=item $pl->quit_character
1305		1632
1306	Nukes the player without looking back. If logged in, the connection will	1633	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1634	be destroyed. May block for a long time.
1308		1635
…		…
1312	my ($pl) = @_;	1639	my ($pl) = @_;
1313		1640
1314	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1315		1642
1316	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1645
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1323		1651
1324	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1689	or return [];
1362		1690
1363	my @logins;	1691	my @logins;
1364		1692
1365	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
		1694	my $path = path $login;
		1695
		1696	# a .pst is a dead give-away for a valid player
		1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1702	}
1369		1703
1370	utf8::decode $login;	1704	utf8::decode $login;
1371	push @logins, $login;	1705	push @logins, $login;
1372	}	1706	}
1373		1707
1374	\@logins	1708	\@logins
1375	}	1709	}
1376		1710
1377	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1378		1714
1379	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1380	player. May block.	1716	player. May block.
1381		1717
1382	=cut	1718	=cut
…		…
1400	}	1736	}
1401		1737
1402	\@paths	1738	\@paths
1403	}	1739	}
1404		1740
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1742
1407	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1408		1744
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1745	=item $player->ext_reply ($msgid, @msg)
1456		1746
1457	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1458		1748
1459	=cut	1749	=cut
1460		1750
1461	sub ext_reply($$%) {	1751	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1752	my ($self, $id, @msg) = @_;
1463		1753
1464	$msg{msgid} = $id;	1754	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1755	}
1467		1756
1468	=item $player->ext_event ($type, %msg)	1757	=item $player->ext_msg ($type, @msg)
1469		1758
1470	Sends an ext event to the client.	1759	Sends an ext event to the client.
1471		1760
1472	=cut	1761	=cut
1473		1762
1474	sub ext_event($$%) {	1763	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1764	my ($self, $type, @msg) = @_;
1476		1765
1477	$self->ns->ext_event ($type, %msg);	1766	$self->ns->ext_msg ($type, @msg);
1478	}	1767	}
1479		1768
1480	=head3 cf::region	1769	=head3 cf::region
1481		1770
1482	=over 4	1771	=over 4
…		…
1491		1780
1492	=cut	1781	=cut
1493		1782
1494	sub find_by_path($) {	1783	sub find_by_path($) {
1495	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1496		1787
1497	my ($match, $specificity);	1788	my ($match, $specificity);
1498		1789
1499	for my $region (list) {	1790	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1528		1819
1529	sub generate_random_map {	1820	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1531	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1826	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1554		1848
1555	sub register {	1849	sub register {
1556	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	1851	my $pkg = caller;
1558		1852
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		1854
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1856	}
1564		1857
1565	# also paths starting with '/'	1858	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1860
1568	sub thawer_merge {	1861	sub thawer_merge {
1569	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1570		1863
1571	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1576	}	1869	}
1577		1870
1578	sub normalise {	1871	sub normalise {
1579	my ($path, $base) = @_;	1872	my ($path, $base) = @_;
1580		1873
1581	$path = "$path"; # make sure its a string	1874	$path = "$path"; # make sure it's a string
1582		1875
1583	$path =~ s/\.map$//;	1876	$path =~ s/\.map$//;
1584		1877
1585	# map plan:	1878	# map plan:
1586	#	1879	#
…		…
1625	$self->init; # pass $1 etc.	1918	$self->init; # pass $1 etc.
1626	return $self;	1919	return $self;
1627	}	1920	}
1628	}	1921	}
1629		1922
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	1923	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	1924	()
1632	}	1925	}
1633		1926
1634	sub init {	1927	sub init {
1635	my ($self) = @_;	1928	my ($self) = @_;
…		…
1657		1950
1658	# the temporary/swap location	1951	# the temporary/swap location
1659	sub save_path {	1952	sub save_path {
1660	my ($self) = @_;	1953	my ($self) = @_;
1661		1954
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1664	}	1957	}
1665		1958
1666	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1667	sub uniq_path {	1960	sub uniq_path {
1668	my ($self) = @_;	1961	my ($self) = @_;
1669		1962
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1965	}
1682		1966
1683	sub decay_objects {	1967	sub decay_objects {
1684	my ($self) = @_;	1968	my ($self) = @_;
1685		1969
…		…
1698		1982
1699	sub load_header_from($) {	1983	sub load_header_from($) {
1700	my ($self, $path) = @_;	1984	my ($self, $path) = @_;
1701		1985
1702	utf8::encode $path;	1986	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1987	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1988	or return;
		1989
		1990	$self->_load_header ($f)
		1991	or return;
		1992
		1993	local $MAP_LOADING{$self->{path}} = $self;
		1994	$f->resolve_delayed_derefs;
1708		1995
1709	$self->{load_path} = $path;	1996	$self->{load_path} = $path;
1710		1997
1711	1	1998	1
1712	}	1999	}
…		…
1764		2051
1765	sub find;	2052	sub find;
1766	sub find {	2053	sub find {
1767	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1768		2055
		2056	cf::cede_to_tick;
		2057
1769	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1770		2059
		2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2062
1773	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1776	or return;	2065	or return;
1777		2066
1778	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1779		2068
…		…
1781	or return;	2070	or return;
1782		2071
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
		2076	undef $guard1;
1786	$map->reset;	2077	$map->reset;
1787	undef $guard;
1788	return find $path;	2078	return find $path;
1789	}	2079	}
1790		2080
1791	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1792	}	2082	}
1793	}	2083	}
1794		2084
1795	sub pre_load { }	2085	sub pre_load { }
1796	sub post_load { }	2086	#sub post_load { } # XS
1797		2087
1798	sub load {	2088	sub load {
1799	my ($self) = @_;	2089	my ($self) = @_;
1800		2090
1801	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
1802		2092
1803	my $path = $self->{path};	2093	my $path = $self->{path};
1804		2094
1805	{	2095	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2096	my $guard = cf::lock_acquire "map_data:$path";
1807		2097
		2098	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2099	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2100
1810	$self->in_memory (cf::MAP_LOADING);	2101	$self->in_memory (cf::MAP_LOADING);
1811		2102
1812	$self->alloc;	2103	$self->alloc;
1813		2104
1814	$self->pre_load;	2105	$self->pre_load;
1815	Coro::cede;	2106	cf::cede_to_tick;
1816		2107
		2108	my $f = new_from_file cf::object::thawer $self->{load_path};
		2109	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2110	$self->_load_objects ($f)
1818	or return;	2111	or return;
1819		2112
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1821	if delete $self->{load_original};	2114	if delete $self->{load_original};
1822		2115
1823	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2117	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2118	unless (aio_stat $uniq) {
		2119	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2120	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2121	$self->_load_objects ($f);
		2122	$f->resolve_delayed_derefs;
		2123	}
1828	}	2124	}
1829	}	2125	}
1830		2126
1831	Coro::cede;	2127	$f->resolve_delayed_derefs;
		2128
		2129	cf::cede_to_tick;
1832	# now do the right thing for maps	2130	# now do the right thing for maps
1833	$self->link_multipart_objects;	2131	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2132	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2133	unless $self->difficulty;
1836	Coro::cede;	2134	cf::cede_to_tick;
1837		2135
1838	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2137	$self->decay_objects;
1840	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1841	$self->update_buttons;	2139	$self->update_buttons;
1842	Coro::cede;	2140	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2141	$self->activate;
1846	}	2142	}
1847		2143
		2144	$self->{last_save} = $cf::RUNTIME;
		2145	$self->last_access ($cf::RUNTIME);
		2146
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2148	}
1850		2149
1851	$self->post_load;	2150	$self->post_load;
1852	}	2151	}
1853		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1854	sub customise_for {	2156	sub customise_for {
1855	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1856		2158
1857	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2160	if $self->per_player;
…		…
1862		2164
1863	$self	2165	$self
1864	}	2166	}
1865		2167
1866	# find and load all maps in the 3x3 area around a map	2168	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2169	sub load_neighbours {
1868	my ($map) = @_;	2170	my ($map) = @_;
1869		2171
1870	my @diag; # diagonal neighbours	2172	my @neigh; # diagonal neighbours
1871		2173
1872	for (0 .. 3) {	2174	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2175	my $neigh = $map->tile_path ($_)
1874	or next;	2176	or next;
1875	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
1876	or next;	2178	or next;
1877	$neigh->load;	2179	$neigh->load;
1878		2180
		2181	# now find the diagonal neighbours
		2182	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2185	}
1882		2186
1883	for (@diag) {	2187	for (grep defined $_->[0], @neigh) {
		2188	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2189	my $neigh = find $path, $origin
1885	or next;	2190	or next;
1886	$neigh->load;	2191	$neigh->load;
1887	}	2192	}
1888	}	2193	}
1889		2194
1890	sub find_sync {	2195	sub find_sync {
1891	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
1892		2197
1893	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
1894	}	2202	}
1895		2203
1896	sub do_load_sync {	2204	sub do_load_sync {
1897	my ($map) = @_;	2205	my ($map) = @_;
1898		2206
1899	cf::sync_job { $map->load };	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2208	if $Coro::current == $Coro::main;
		2209
		2210	$map->load;
1900	}	2211	}
1901		2212
1902	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
1904		2215
1905	sub find_async {	2216	sub find_async {
1906	my ($path, $origin) = @_;	2217	my ($path, $origin, $load) = @_;
1907		2218
1908	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
1909		2220
1910	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2223	}
1913		2224
1914	undef $MAP_PREFETCH{$path};	2225	$MAP_PREFETCH{$path} |= $load;
		2226
1915	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
1916	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2232	if (my $map = find $k) {
1919	$map->load;	2233	$map->load if $v;
1920	}	2234	}
1921		2235
1922	delete $MAP_PREFETCH{$path};	2236	delete $MAP_PREFETCH{$k};
1923	}	2237	}
1924	}	2238	}
1925	undef $MAP_PREFETCHER;	2239	undef $MAP_PREFETCHER;
1926	};	2240	};
1927	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
1928		2242
1929	()	2243	()
1930	}	2244	}
1931		2245
		2246	# common code, used by both ->save and ->swapout
1932	sub save {	2247	sub _save {
1933	my ($self) = @_;	2248	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2249
1937	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
1938		2251
1939	return unless $self->dirty;	2252	return unless $self->dirty;
1940		2253
…		…
1946	return if $self->{deny_save};	2259	return if $self->{deny_save};
1947		2260
1948	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
1949		2262
1950	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
1952	};	2266	};
		2267
		2268	cf::get_slot 0.02;
1953		2269
1954	if ($uniq) {	2270	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2273	} else {
1958	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1959	}	2275	}
1960	}	2276	}
1961		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
1962	sub swap_out {	2286	sub swap_out {
1963	my ($self) = @_;	2287	my ($self) = @_;
1964		2288
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
1970	return if $self->players;	2293	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
		2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
1974	$self->clear;	2304	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2305	}
1977		2306
1978	sub reset_at {	2307	sub reset_at {
1979	my ($self) = @_;	2308	my ($self) = @_;
1980		2309
…		…
1998		2327
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2329
2001	return if $self->players;	2330	return if $self->players;
2002		2331
2003	warn "resetting map ", $self->path;	2332	cf::trace "resetting map ", $self->path, "\n";
2004		2333
2005	$self->in_memory (cf::MAP_SWAPPED);	2334	$self->in_memory (cf::MAP_SWAPPED);
2006		2335
2007	# need to save uniques path	2336	# need to save uniques path
2008	unless ($self->{deny_save}) {	2337	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2341	if $uniq;
2013	}	2342	}
2014		2343
2015	delete $cf::MAP{$self->path};	2344	delete $cf::MAP{$self->path};
2016		2345
		2346	$self->deactivate;
		2347	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2348	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2349
2021	$self->unlink_save;	2350	$self->unlink_save;
2022	$self->destroy;	2351	$self->destroy;
2023	}	2352	}
2024		2353
2025	my $nuke_counter = "aaaa";	2354	my $nuke_counter = "aaaa";
2026		2355
2027	sub nuke {	2356	sub nuke {
2028	my ($self) = @_;	2357	my ($self) = @_;
2029		2358
		2359	{
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
2030	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2031		2363
2032	$self->unlink_save;	2364	$self->unlink_save;
2033		2365
2034	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2371
2040	$cf::MAP{$self->path} = $self;	2372	$cf::MAP{$self->path} = $self;
		2373	}
2041		2374
2042	$self->reset; # polite request, might not happen	2375	$self->reset; # polite request, might not happen
2043	}	2376	}
2044		2377
2045	=item $maps = cf::map::tmp_maps	2378	=item $maps = cf::map::tmp_maps
…		…
2087		2420
2088	sub unique_maps() {	2421	sub unique_maps() {
2089	[	2422	[
2090	map {	2423	map {
2091	utf8::decode $_;	2424	utf8::decode $_;
2092	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2093	? normalise $_	2428	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2430	]
2097	}	2431	}
2098		2432
2099	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2100		2464
2101	=back	2465	=back
2102		2466
2103	=head3 cf::object	2467	=head3 cf::object
2104		2468
…		…
2108		2472
2109	=over 4	2473	=over 4
2110		2474
2111	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2112		2476
2113	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2114		2479
2115	=cut	2480	=cut
2116		2481
2117	sub inv_recursive_;	2482	sub inv_recursive_;
2118	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2121		2486
2122	sub inv_recursive {	2487	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2124	}	2489	}
2125		2490
		2491	=item $ref = $ob->ref
		2492
		2493	Creates and returns a persistent reference to an object that can be stored as a string.
		2494
		2495	=item $ob = cf::object::deref ($refstring)
		2496
		2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2498	even if the object actually exists. May block.
		2499
		2500	=cut
		2501
		2502	sub deref {
		2503	my ($ref) = @_;
		2504
		2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2506	my ($uuid, $name) = ($1, $2);
		2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2508	or return;
		2509	$pl->ob->uuid eq $uuid
		2510	or return;
		2511
		2512	$pl->ob
		2513	} else {
		2514	warn "$ref: cannot resolve object reference\n";
		2515	undef
		2516	}
		2517	}
		2518
2126	package cf;	2519	package cf;
2127		2520
2128	=back	2521	=back
2129		2522
2130	=head3 cf::object::player	2523	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2529	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2139		2532
2140	=cut	2533	=cut
		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
2141		2548
2142	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2550	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
…		…
2152		2559
2153	} else {	2560	} else {
2154	my $pl = $self->contr;	2561	my $pl = $self->contr;
2155		2562
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2563	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2566
2165	} else {	2567	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2570	}
2169	}	2571	}
		2572	}
		2573
		2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2575
		2576	=cut
		2577
		2578	sub cf::object::send_msg {
		2579	my $pl = shift->contr
		2580	or return;
		2581	$pl->send_msg (@_);
2170	}	2582	}
2171		2583
2172	=item $player_object->may ("access")	2584	=item $player_object->may ("access")
2173		2585
2174	Returns wether the given player is authorized to access resource "access"	2586	Returns wether the given player is authorized to access resource "access"
…		…
2187		2599
2188	=item $player_object->enter_link	2600	=item $player_object->enter_link
2189		2601
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2603
2192	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2194		2608
2195	Will never block.	2609	Will never block.
2196		2610
2197	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2198		2612
…		…
2218	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2633	my ($self) = @_;
2220		2634
2221	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2222		2636
		2637	++$self->{_link_recursion};
		2638
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2640
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2227		2643
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2645	}
2230		2646
2231	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2233		2649
…		…
2250	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2252		2668
2253	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2256		2672
2257	$map->load;	2673	$map->load;
2258	$map->load_diag;	2674	$map->load_neighbours;
2259		2675
2260	return unless $self->contr->active;	2676	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2677
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2265	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2266		2685
		2686	}
		2687
2267	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2268		2689
2269	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2270	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2694	be called at the end of this process.
2274		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2275	=cut	2699	=cut
2276		2700
2277	our $GOTOGEN;	2701	our $GOTOGEN;
2278		2702
2279	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2282	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2714
2285	$self->enter_link;	2715	$self->enter_link;
2286		2716
2287	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
		2720	# *tag paths override both path and x|y
		2721	if ($path =~ /^\*(.*)$/) {
		2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2723	my $ob = $obs[rand @obs];
		2724
		2725	# see if we actually can go there
		2726	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2727	$ob = $obs[rand @obs];
		2728	} else {
		2729	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2730	}
		2731	# else put us there anyways for now #d#
		2732
		2733	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2734	} else {
		2735	($path, $x, $y) = (undef, undef, undef);
		2736	}
		2737	}
		2738
2288	my $map = eval {	2739	my $map = eval {
2289	my $map = cf::map::find $path;	2740	my $map = defined $path ? cf::map::find $path : undef;
2290		2741
2291	if ($map) {	2742	if ($map) {
2292	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2745	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2747	}
2297		2748
2298	$map	2749	$map
2299	};	2750	};
2300		2751
…		…
2306	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2309	}	2760	}
2310		2761
2311	$done->() if $done;	2762	$done->($self) if $done;
2312	})->prio (1);	2763	})->prio (1);
2313	}	2764	}
2314		2765
2315	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2316		2767
…		…
2336	}	2787	}
2337		2788
2338	sub prepare_random_map {	2789	sub prepare_random_map {
2339	my ($exit) = @_;	2790	my ($exit) = @_;
2340		2791
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2794	# that depends on the exit object
2346		2795
2347	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2798	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2354	}	2805	}
2355		2806
2356	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2357		2808
2358	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2361		2812
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2815	undef $fh;
2365	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2366		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2369	}	2824	}
2370	}	2825	}
2371		2826
2372	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2374		2829
2375	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2376		2831
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2832	$self->enter_link;
2389		2833
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2834	(async {
2395	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2396	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2397	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2398		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2399	1;	2858	1
2400	}) {	2859	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2864
2406	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	2866	$self->leave_link;
2408	}	2867	}
2409	})->prio (1);	2868	})->prio (1);
2410	}	2869	}
2411		2870
…		…
2423	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2425		2884
2426	utf8::encode $text;	2885	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2428	}	2912	}
2429		2913
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2915
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2436		2920
2437	=cut	2921	=cut
2438		2922
		2923	# non-persistent channels (usually the info channel)
		2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
		2931	"c/identify" => {
		2932	id => "infobox",
		2933	title => "Identify",
		2934	reply => undef,
		2935	tooltip => "Items recently identified",
		2936	},
		2937	"c/examine" => {
		2938	id => "infobox",
		2939	title => "Examine",
		2940	reply => undef,
		2941	tooltip => "Signs and other items you examined",
		2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
		3035	);
		3036
2439	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3039
2442	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2443		3042
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3044
		3045	# check predefined channels, for the benefit of C
		3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2448	if (ref $channel) {	3052	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3056	$self->ext_msg (channel_info => $channel);
2453	}	3057	}
2454		3058
2455	$channel = $channel->{id};	3059	$channel = $channel->{id};
2456	}	3060	}
2457		3061
2458	if ($self->can_msg) {	3062	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3063
2471	if ($color >= 0) {	3064	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3066	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3067
		3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
		3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3071	);
		3072
		3073	$self->send_big_packet ($pkt);
		3074	}
		3075
2482	=item $client->ext_event ($type, %msg)	3076	=item $client->ext_msg ($type, @msg)
2483		3077
2484	Sends an ext event to the client.	3078	Sends an ext event to the client.
2485		3079
2486	=cut	3080	=cut
2487		3081
2488	sub cf::client::ext_event($$%) {	3082	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3083	my ($self, $type, @msg) = @_;
2490		3084
2491	return unless $self->extcmd;	3085	if ($self->extcmd == 2) {
2492		3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3087	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	3088	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3090	}
		3091	}
		3092
		3093	=item $client->ext_reply ($msgid, @msg)
		3094
		3095	Sends an ext reply to the client.
		3096
		3097	=cut
		3098
		3099	sub cf::client::ext_reply($$@) {
		3100	my ($self, $id, @msg) = @_;
		3101
		3102	if ($self->extcmd == 2) {
		3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3104	} elsif ($self->extcmd == 1) {
		3105	#TODO: version 1, remove
		3106	unshift @msg, msgtype => "reply", msgid => $id;
		3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3108	}
2495	}	3109	}
2496		3110
2497	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2498		3112
2499	Queues a query to the client, calling the given callback with	3113	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3168	my ($ns, $buf) = @_;
2555		3169
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3170	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3171
2558	if (ref $msg) {	3172	if (ref $msg) {
		3173	my ($type, $reply, @payload) =
		3174	"ARRAY" eq ref $msg
		3175	? @$msg
		3176	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3177
		3178	my @reply;
		3179
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3180	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3181	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	3182	}
		3183
		3184	$ns->ext_reply ($reply, @reply)
		3185	if $reply;
		3186
2565	} else {	3187	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	3189	}
2568		3190
2569	cf::override;	3191	cf::override;
2570	},	3192	},
2571	);	3193	);
…		…
2591		3213
2592	$coro	3214	$coro
2593	}	3215	}
2594		3216
2595	cf::client->attach (	3217	cf::client->attach (
2596	on_destroy => sub {	3218	on_client_destroy => sub {
2597	my ($ns) = @_;	3219	my ($ns) = @_;
2598		3220
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3222	},
2601	);	3223	);
…		…
2616	our $safe = new Safe "safe";	3238	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2618		3240
2619	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2620		3242
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3243	$safe->permit_only (Opcode::opset qw(
		3244	:base_core :base_mem :base_orig :base_math :base_loop
		3245	grepstart grepwhile mapstart mapwhile
		3246	sort time
		3247	));
2622		3248
2623	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
2624		3250
2625	=pod	3251	=pod
2626		3252
2627	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2628		3254
2629	cf::object	3255	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3257	insert remove name archname title slaying race decrease split
		3258	value
2632		3259
2633	cf::object::player	3260	cf::object::player
2634	player	3261	player
2635		3262
2636	cf::player	3263	cf::player
…		…
2641		3268
2642	=cut	3269	=cut
2643		3270
2644	for (	3271	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3273	insert remove inv nrof name archname title slaying race
		3274	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2650	) {	3278	) {
2651	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3279	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3280	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2654	for @funs;	3281	for @funs;
2655	}	3282	}
2656		3283
…		…
2671		3298
2672	my $qcode = $code;	3299	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3300	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3301	$qcode =~ s/\n/\\n/g;
2675		3302
		3303	%vars = (_dummy => 0) unless %vars;
		3304
		3305	my @res;
2676	local $_;	3306	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3307
2679	my $eval =	3308	my $eval =
2680	"do {\n"	3309	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3310	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3311	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3312	. $code
2684	. "\n}"	3313	. "\n}"
2685	;	3314	;
2686		3315
		3316	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3317	sub_generation_inc;
		3318	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3319	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3320	sub_generation_inc;
		3321	} else {
		3322	local @cf::_safe_eval_args = values %vars;
		3323	@res = wantarray ? eval eval : scalar eval $eval;
		3324	}
2690		3325
2691	if ($@) {	3326	if ($@) {
2692	warn "$@";	3327	warn "$@",
2693	warn "while executing safe code '$code'\n";	3328	"while executing safe code '$code'\n",
2694	warn "with arguments " . (join " ", %vars) . "\n";	3329	"with arguments " . (join " ", %vars) . "\n";
2695	}	3330	}
2696		3331
2697	wantarray ? @res : $res[0]	3332	wantarray ? @res : $res[0]
2698	}	3333	}
2699		3334
…		…
2713	=cut	3348	=cut
2714		3349
2715	sub register_script_function {	3350	sub register_script_function {
2716	my ($fun, $cb) = @_;	3351	my ($fun, $cb) = @_;
2717		3352
2718	no strict 'refs';	3353	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3354	*$fun = $safe_hole->wrap ($cb);
2720	}	3355	}
2721		3356
2722	=back	3357	=back
2723		3358
2724	=cut	3359	=cut
…		…
2727	# the server's init and main functions	3362	# the server's init and main functions
2728		3363
2729	sub load_facedata($) {	3364	sub load_facedata($) {
2730	my ($path) = @_;	3365	my ($path) = @_;
2731		3366
		3367	# HACK to clear player env face cache, we need some signal framework
		3368	# for this (global event?)
		3369	%ext::player_env::MUSIC_FACE_CACHE = ();
		3370
		3371	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3372
2732	warn "loading facedata from $path\n";	3373	trace "loading facedata from $path\n";
2733		3374
2734	my $facedata;	3375	my $facedata;
2735	0 < aio_load $path, $facedata	3376	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3377	or die "$path: $!";
2737		3378
2738	$facedata = Coro::Storable::thaw $facedata;	3379	$facedata = Coro::Storable::thaw $facedata;
2739		3380
2740	$facedata->{version} == 2	3381	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3382	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3383
		3384	# patch in the exptable
		3385	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3386	$facedata->{resource}{"res/exp_table"} = {
		3387	type => FT_RSRC,
		3388	data => $exp_table,
		3389	hash => (Digest::MD5::md5 $exp_table),
		3390	};
		3391	cf::cede_to_tick;
		3392
2743	{	3393	{
2744	my $faces = $facedata->{faceinfo};	3394	my $faces = $facedata->{faceinfo};
2745		3395
2746	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3397	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3398
2748	cf::face::set_visibility $idx, $info->{visibility};	3399	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3400	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3401	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3402	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3403
2753	cf::cede_to_tick;	3404	cf::cede_to_tick;
2754	}	3405	}
2755		3406
2756	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3408	next unless $info->{smooth};
		3409
2758	my $idx = cf::face::find $face	3410	my $idx = cf::face::find $face
2759	or next;	3411	or next;
		3412
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3413	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3414	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3415	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3416	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3417	error "smooth face '$info->{smooth}' not found for face '$face'";
2765	}	3418	}
2766		3419
2767	cf::cede_to_tick;	3420	cf::cede_to_tick;
2768	}	3421	}
2769	}	3422	}
…		…
2778		3431
2779	cf::anim::invalidate_all; # d'oh	3432	cf::anim::invalidate_all; # d'oh
2780	}	3433	}
2781		3434
2782	{	3435	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3436	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3437
2788	while (my ($name, $info) = each %$res) {	3438	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3439	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3440	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3441
2797	if ($name =~ /\.jpg$/) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3442	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3443	cf::face::set_type $idx, $info->{type};
2800	} else {	3444	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3445	$RESOURCE{$name} = $info; # unused
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3446	}
2807		3447
2808	cf::cede_to_tick;	3448	cf::cede_to_tick;
2809	}	3449	}
2810	}	3450	}
2811		3451
		3452	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3453
2812	1	3454	1
2813	}	3455	}
2814		3456
		3457	register_exticmd fx_want => sub {
		3458	my ($ns, $want) = @_;
		3459
		3460	while (my ($k, $v) = each %$want) {
		3461	$ns->fx_want ($k, $v);
		3462	}
		3463	};
		3464
		3465	sub load_resource_file($) {
		3466	my $guard = lock_acquire "load_resource_file";
		3467
		3468	my $status = load_resource_file_ $_[0];
		3469	get_slot 0.1, 100;
		3470	cf::arch::commit_load;
		3471
		3472	$status
		3473	}
		3474
2815	sub reload_regions {	3475	sub reload_regions {
		3476	# HACK to clear player env face cache, we need some signal framework
		3477	# for this (global event?)
		3478	%ext::player_env::MUSIC_FACE_CACHE = ();
		3479
2816	load_resource_file "$MAPDIR/regions"	3480	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3481	or die "unable to load regions file\n";
2818		3482
2819	for (cf::region::list) {	3483	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3484	$_->{match} = qr/$_->{match}/
…		…
2828	}	3492	}
2829		3493
2830	sub reload_archetypes {	3494	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3495	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3496	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3497	}
2839		3498
2840	sub reload_treasures {	3499	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3500	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3501	or die "unable to load treasurelists\n";
2843	}	3502	}
2844		3503
		3504	sub reload_exp {
		3505	cf::init_experience;
		3506	}
		3507
		3508	sub reload_sound {
		3509	trace "loading sound config from $DATADIR/sound\n";
		3510
		3511	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3512	or die "$DATADIR/sound $!";
		3513
		3514	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3515
		3516	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3517	my $sound = $soundconf->{compat}[$_]
		3518	or next;
		3519
		3520	my $face = cf::face::find "sound/$sound->[1]";
		3521	cf::sound::set $sound->[0] => $face;
		3522	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3523	}
		3524
		3525	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3526	my $face = cf::face::find "sound/$v";
		3527	cf::sound::set $k => $face;
		3528	}
		3529	}
		3530
2845	sub reload_resources {	3531	sub reload_resources {
2846	warn "reloading resource files...\n";	3532	trace "reloading resource files...\n";
2847		3533
		3534	reload_exp;
		3535	reload_facedata;
		3536	reload_sound;
		3537	reload_archetypes;
2848	reload_regions;	3538	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3539	reload_treasures;
2853		3540
2854	warn "finished reloading resource files\n";	3541	trace "finished reloading resource files\n";
2855	}	3542	}
2856		3543
2857	sub init {	3544	sub reload_config {
2858	reload_resources;	3545	trace "reloading config file...\n";
2859	}
2860		3546
2861	sub cfg_load {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3547	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3548	or return;
2864		3549
2865	local $/;	3550	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3551	*CFG = YAML::XS::Load scalar <$fh>;
2867		3552
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3553	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2869		3554
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3555	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3556	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2872		3557
2873	if (exists $CFG{mlockall}) {	3558	if (exists $CFG{mlockall}) {
…		…
2875	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3560	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2876	and die "WARNING: m(un)lockall failed: $!\n";	3561	and die "WARNING: m(un)lockall failed: $!\n";
2877	};	3562	};
2878	warn $@ if $@;	3563	warn $@ if $@;
2879	}	3564	}
		3565
		3566	trace "finished reloading resource files\n";
		3567	}
		3568
		3569	sub pidfile() {
		3570	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3571	or die "$PIDFILE: $!";
		3572	flock $fh, &Fcntl::LOCK_EX
		3573	or die "$PIDFILE: flock: $!";
		3574	$fh
		3575	}
		3576
		3577	# make sure only one server instance is running at any one time
		3578	sub atomic {
		3579	my $fh = pidfile;
		3580
		3581	my $pid = <$fh>;
		3582	kill 9, $pid if $pid > 0;
		3583
		3584	seek $fh, 0, 0;
		3585	print $fh $$;
		3586	}
		3587
		3588	sub main_loop {
		3589	trace "EV::loop starting\n";
		3590	if (1) {
		3591	EV::loop;
		3592	}
		3593	trace "EV::loop returned\n";
		3594	goto &main_loop unless $REALLY_UNLOOP;
2880	}	3595	}
2881		3596
2882	sub main {	3597	sub main {
		3598	cf::init_globals; # initialise logging
		3599
		3600	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3601	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3602	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3603	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3604
		3605	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3606
2883	# we must not ever block the main coroutine	3607	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3608	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3609	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3610	(async {
2887	Event::one_event;	3611	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3612	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3613	})->prio (Coro::PRIO_MAX);
2889	};	3614	};
2890		3615
2891	cfg_load;	3616	evthread_start IO::AIO::poll_fileno;
		3617
		3618	cf::sync_job {
		3619	cf::incloader::init ();
		3620
		3621	cf::init_anim;
		3622	cf::init_attackmess;
		3623	cf::init_dynamic;
		3624
		3625	cf::load_settings;
		3626	cf::load_materials;
		3627
		3628	reload_resources;
		3629	reload_config;
2892	db_init;	3630	db_init;
		3631
		3632	cf::init_uuid;
		3633	cf::init_signals;
		3634	cf::init_skills;
		3635
		3636	cf::init_beforeplay;
		3637
		3638	atomic;
		3639
2893	load_extensions;	3640	load_extensions;
2894		3641
2895	$TICK_WATCHER->start;	3642	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3643
		3644	# no (long-running) fork's whatsoever before this point(!)
		3645	use POSIX ();
		3646	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3647
		3648	(pop @POST_INIT)->(0) while @POST_INIT;
		3649	};
		3650
		3651	cf::object::thawer::errors_are_fatal 0;
		3652	info "parse errors in files are no longer fatal from this point on.\n";
		3653
		3654	my $free_main; $free_main = EV::idle sub {
		3655	undef $free_main;
		3656	undef &main; # free gobs of memory :)
		3657	};
		3658
		3659	goto &main_loop;
2897	}	3660	}
2898		3661
2899	#############################################################################	3662	#############################################################################
2900	# initialisation and cleanup	3663	# initialisation and cleanup
2901		3664
2902	# install some emergency cleanup handlers	3665	# install some emergency cleanup handlers
2903	BEGIN {	3666	BEGIN {
		3667	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3668	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3669	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3670	cf::cleanup "SIG$signal";
2912	},
2913	);	3671	};
2914	}	3672	}
2915	}	3673	}
2916		3674
2917	sub write_runtime {	3675	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3676	my $t0 = AE::time;
2919		3677
2920	# first touch the runtime file to show we are still running:	3678	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3679	# the fsync below can take a very very long time.
2922		3680
2923	IO::AIO::aio_utime $runtime, undef, undef;	3681	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3682
2925	my $guard = cf::lock_acquire "write_runtime";	3683	my $guard = cf::lock_acquire "write_runtime";
2926		3684
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3685	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3686	or return;
2929		3687
2930	my $value = $cf::RUNTIME + 90 + 10;	3688	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3689	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3690	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3700	aio_utime $fh, undef, undef;
2943		3701
2944	close $fh	3702	close $fh
2945	or return;	3703	or return;
2946		3704
2947	aio_rename "$runtime~", $runtime	3705	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3706	and return;
2949		3707
2950	warn "runtime file written.\n";	3708	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3709
2952	1	3710	1
		3711	}
		3712
		3713	our $uuid_lock;
		3714	our $uuid_skip;
		3715
		3716	sub write_uuid_sync($) {
		3717	$uuid_skip ||= $_[0];
		3718
		3719	return if $uuid_lock;
		3720	local $uuid_lock = 1;
		3721
		3722	my $uuid = "$LOCALDIR/uuid";
		3723
		3724	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3725	or return;
		3726
		3727	my $value = uuid_seq uuid_cur;
		3728
		3729	unless ($value) {
		3730	info "cowardly refusing to write zero uuid value!\n";
		3731	return;
		3732	}
		3733
		3734	my $value = uuid_str $value + $uuid_skip;
		3735	$uuid_skip = 0;
		3736
		3737	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3738	and return;
		3739
		3740	# always fsync - this file is important
		3741	aio_fsync $fh
		3742	and return;
		3743
		3744	close $fh
		3745	or return;
		3746
		3747	aio_rename "$uuid~", $uuid
		3748	and return;
		3749
		3750	trace "uuid file written ($value).\n";
		3751
		3752	1
		3753
		3754	}
		3755
		3756	sub write_uuid($$) {
		3757	my ($skip, $sync) = @_;
		3758
		3759	$sync ? write_uuid_sync $skip
		3760	: async { write_uuid_sync $skip };
2953	}	3761	}
2954		3762
2955	sub emergency_save() {	3763	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3764	my $freeze_guard = cf::freeze_mainloop;
2957		3765
2958	warn "enter emergency perl save\n";	3766	info "emergency_perl_save: enter\n";
		3767
		3768	# this is a trade-off: we want to be very quick here, so
		3769	# save all maps without fsync, and later call a global sync
		3770	# (which in turn might be very very slow)
		3771	local $USE_FSYNC = 0;
2959		3772
2960	cf::sync_job {	3773	cf::sync_job {
		3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
2961	# use a peculiar iteration method to avoid tripping on perl	3776	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3777	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3778	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3779	info "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3780	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3781	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3782	$pl->valid or next;
		3783	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3784	$pl->save;
2969	}	3785	}
2970	warn "end emergency player save\n";	3786	info "emergency_perl_save: end player save\n";
2971		3787
2972	warn "begin emergency map save\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3791	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3792	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3793	$map->valid or next;
2976	$map->save;	3794	$map->save;
2977	}	3795	}
2978	warn "end emergency map save\n";	3796	info "emergency_perl_save: end map save\n";
2979		3797
2980	warn "begin emergency database checkpoint\n";	3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	info "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3801	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3802	info "emergency_perl_save: end database checkpoint\n";
		3803
		3804	info "emergency_perl_save: begin write uuid\n";
		3805	write_uuid_sync 1;
		3806	info "emergency_perl_save: end write uuid\n";
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: syncing database to disk";
		3811	BDB::db_env_txn_checkpoint $DB_ENV;
		3812
		3813	info "emergency_perl_save: starting sync\n";
		3814	IO::AIO::aio_sync sub {
		3815	info "emergency_perl_save: finished sync\n";
		3816	};
		3817
		3818	cf::write_runtime_sync; # external watchdog should not bark
		3819
		3820	trace "emergency_perl_save: flushing outstanding aio requests";
		3821	while (IO::AIO::nreqs || BDB::nreqs) {
		3822	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3823	}
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
2983	};	3826	};
2984		3827
2985	warn "leave emergency perl save\n";	3828	info "emergency_perl_save: leave\n";
2986	}	3829	}
2987		3830
2988	sub post_cleanup {	3831	sub post_cleanup {
2989	my ($make_core) = @_;	3832	my ($make_core) = @_;
2990		3833
		3834	IO::AIO::flush;
		3835
2991	warn Carp::longmess "post_cleanup backtrace"	3836	error Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3837	if $make_core;
		3838
		3839	my $fh = pidfile;
		3840	unlink $PIDFILE if <$fh> == $$;
		3841	}
		3842
		3843	# a safer delete_package, copied from Symbol
		3844	sub clear_package($) {
		3845	my $pkg = shift;
		3846
		3847	# expand to full symbol table name if needed
		3848	unless ($pkg =~ /^main::.*::$/) {
		3849	$pkg = "main$pkg" if $pkg =~ /^::/;
		3850	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3851	$pkg .= '::' unless $pkg =~ /::$/;
		3852	}
		3853
		3854	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3855	my $stem_symtab = *{$stem}{HASH};
		3856
		3857	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3858	or return;
		3859
		3860	# clear all symbols
		3861	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3862	for my $name (keys %$leaf_symtab) {
		3863	_gv_clear *{"$pkg$name"};
		3864	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3865	}
2993	}	3866	}
2994		3867
2995	sub do_reload_perl() {	3868	sub do_reload_perl() {
2996	# can/must only be called in main	3869	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3870	unless (in_main) {
2998	warn "can only reload from main coroutine";	3871	error "can only reload from main coroutine";
2999	return;	3872	return;
3000	}	3873	}
3001		3874
		3875	return if $RELOAD++;
		3876
		3877	my $t1 = AE::time;
		3878
		3879	while ($RELOAD) {
		3880	cf::get_slot 0.1, -1, "reload_perl";
3002	warn "reloading...";	3881	info "reloading...";
3003		3882
3004	warn "entering sync_job";	3883	trace "entering sync_job";
3005		3884
3006	cf::sync_job {	3885	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark
3008	cf::emergency_save;	3886	#cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark
3010		3887
3011	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;
3013
3014	# if anything goes wrong in here, we should simply crash as we already saved
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";	3888	trace "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;	3889	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();	3890	%EXT_CORO = ();
3035		3891
3036	warn "removing commands";	3892	trace "removing commands";
3037	%COMMAND = ();	3893	%COMMAND = ();
3038		3894
3039	warn "removing ext/exti commands";	3895	trace "removing ext/exti commands";
3040	%EXTCMD = ();	3896	%EXTCMD = ();
3041	%EXTICMD = ();	3897	%EXTICMD = ();
3042		3898
3043	warn "unloading/nuking all extensions";	3899	trace "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {	3900	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";	3901	trace "... unloading $pkg";
3046		3902
3047	if (my $cb = $pkg->can ("unload")) {	3903	if (my $cb = $pkg->can ("unload")) {
3048	eval {	3904	eval {
3049	$cb->($pkg);	3905	$cb->($pkg);
3050	1	3906	1
3051	} or warn "$pkg unloaded, but with errors: $@";	3907	} or error "$pkg unloaded, but with errors: $@";
		3908	}
		3909
		3910	trace "... clearing $pkg";
		3911	clear_package $pkg;
3052	}	3912	}
3053		3913
3054	warn "... nuking $pkg";
3055	Symbol::delete_package $pkg;
3056	}
3057
3058	warn "unloading all perl modules loaded from $LIBDIR";	3914	trace "unloading all perl modules loaded from $LIBDIR";
3059	while (my ($k, $v) = each %INC) {	3915	while (my ($k, $v) = each %INC) {
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3916	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3917
3062	warn "... unloading $k";	3918	trace "... unloading $k";
3063	delete $INC{$k};	3919	delete $INC{$k};
3064		3920
3065	$k =~ s/\.pm$//;	3921	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;	3922	$k =~ s/\//::/g;
3067		3923
3068	if (my $cb = $k->can ("unload_module")) {	3924	if (my $cb = $k->can ("unload_module")) {
3069	$cb->();	3925	$cb->();
		3926	}
		3927
		3928	clear_package $k;
3070	}	3929	}
3071		3930
3072	Symbol::delete_package $k;
3073	}
3074
3075	warn "getting rid of safe::, as good as possible";	3931	trace "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3932	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3933	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3934
3079	warn "unloading cf.pm \"a bit\"";	3935	trace "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3936	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3937	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		3938
3083	# don't, removes xs symbols, too,	3939	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3940	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3941	#clear_package __PACKAGE__;
3086		3942
3087	warn "unload completed, starting to reload now";	3943	info "unload completed, starting to reload now";
3088		3944
3089	warn "reloading cf.pm";	3945	trace "reloading cf.pm";
3090	require cf;	3946	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3947	cf::_connect_to_perl_1;
3092		3948
3093	warn "loading config and database again";	3949	trace "loading config and database again";
3094	cf::cfg_load;	3950	cf::reload_config;
3095		3951
3096	warn "loading extensions";	3952	trace "loading extensions";
3097	cf::load_extensions;	3953	cf::load_extensions;
3098		3954
		3955	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	3956	trace "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3957	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3958	trace "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3959	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3960	trace "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3961	reattach $_ for values %PLAYER;
		3962	}
3105		3963
		3964	trace "running post_init jobs";
		3965	(pop @POST_INIT)->(1) while @POST_INIT;
		3966
3106	warn "leaving sync_job";	3967	trace "leaving sync_job";
3107		3968
3108	1	3969	1
3109	} or do {	3970	} or do {
3110	warn $@;	3971	error $@;
3111	warn "error while reloading, exiting.";	3972	cf::cleanup "error while reloading, exiting.";
3112	exit 1;	3973	};
		3974
		3975	info "reloaded";
		3976	--$RELOAD;
3113	};	3977	}
3114		3978
3115	warn "reloaded";	3979	$t1 = AE::time - $t1;
		3980	info "reload completed in ${t1}s\n";
3116	};	3981	};
3117		3982
3118	our $RELOAD_WATCHER; # used only during reload	3983	our $RELOAD_WATCHER; # used only during reload
3119		3984
3120	sub reload_perl() {	3985	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3986	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3987	# coro crashes during coro_state_free->destroy here.
3123		3988
3124	$RELOAD_WATCHER ||= Event->timer (	3989	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	3990	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	3991
3127	data => WF_AUTOCANCEL,	3992	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	3993	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3994	undef $RELOAD_WATCHER;
3131	},	3995	};
3132	);	3996	};
3133	}	3997	}
3134		3998
3135	register_command "reload" => sub {	3999	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	4000	my ($who, $arg) = @_;
3137		4001
3138	if ($who->flag (FLAG_WIZ)) {	4002	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	4003	$who->message ("reloading server.");
		4004	async {
		4005	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	4006	reload_perl;
		4007	};
3141	}	4008	}
3142	};	4009	};
3143		4010
3144	unshift @INC, $LIBDIR;	4011	#############################################################################
3145		4012
3146	my $bug_warning = 0;	4013	my $bug_warning = 0;
3147		4014
3148	our @WAIT_FOR_TICK;	4015	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	4016	our @WAIT_FOR_TICK_BEGIN;
3150		4017
3151	sub wait_for_tick {	4018	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	4019	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3154		4020
3155	my $signal = new Coro::Signal;	4021	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	4022	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	4023	$signal->wait;
3158	}	4024	}
3159		4025
3160	sub wait_for_tick_begin {	4026	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	4027	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3163		4028
3164	my $signal = new Coro::Signal;	4029	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	4030	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	4031	$signal->wait;
3167	}	4032	}
3168		4033
3169	my $min = 1e6;#d#	4034	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	4035	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4036	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	4037	unless ++$bug_warning > 10;
3181	return;	4038	return;
3182	}	4039	}
3183		4040
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	4041	cf::server_tick; # one server iteration
3187		4042
3188	0 && sync_job {#d#	4043	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3189	for(1..10) {
3190	my $t = Event::time;
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3192	or die;
3193		4044
3194	$map->width (50);	4045	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3195	$map->height (50);	4046	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3196	$map->alloc;	4047	Coro::async_pool {
3197	$map->_load_objects ("/tmp/x.map", 1);	4048	$Coro::current->{desc} = "runtime saver";
3198	my $t = Event::time - $t;	4049	write_runtime_sync
3199		4050	or error "ERROR: unable to write runtime file: $!";
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	4051	};
		4052	}
3210		4053
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4055	$sig->send;
3227	}	4056	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4057	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	4058	$sig->send;
3230	}	4059	}
3231		4060
3232	$NOW = Event::time;	4061	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4062	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4063
3243	_post_tick;	4064	if (0) {
3244		4065	if ($NEXT_TICK) {
3245		4066	my $jitter = $TICK_START - $NEXT_TICK;
		4067	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4068	debug "jitter $JITTER\n";#d#
		4069	}
3246	},	4070	}
3247	);	4071	}
3248		4072
3249	{	4073	{
3250	BDB::max_poll_time $TICK * 0.1;	4074	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4075
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4076	BDB::min_parallel 16;
3260		4077	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4078	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4079
3276	unless ($DB_ENV) {	4080	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4081	$DB_ENV = BDB::db_env_create;
		4082	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4083	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4084	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4085	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4086	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4087
3279	cf::sync_job {	4088	cf::sync_job {
3280	eval {	4089	eval {
3281	BDB::db_env_open	4090	BDB::db_env_open
3282	$DB_ENV,	4091	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4093	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4094	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4095	0666;
3287		4096
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4097	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4098	};
3293		4099
3294	cf::cleanup "db_env_open(db): $@" if $@;	4100	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4101	};
3296	}	4102	}
		4103
		4104	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4105	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4106	};
		4107	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4108	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4109	};
		4110	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4111	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4112	};
3297	}	4113	}
3298		4114
3299	{	4115	{
		4116	# configure IO::AIO
		4117
3300	IO::AIO::min_parallel 8;	4118	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4119	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4120	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4121	}
3313		4122
3314	my $_log_backtrace;	4123	my $_log_backtrace;
3315		4124
3316	sub _log_backtrace {	4125	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	4128	$msg =~ s/\n//;
3320		4129
3321	# limit the # of concurrent backtraces	4130	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4131	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	4132	++$_log_backtrace;
		4133	my $perl_bt = Carp::longmess $msg;
3324	async {	4134	async {
		4135	$Coro::current->{desc} = "abt $msg";
		4136
3325	my @bt = fork_call {	4137	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4138	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4139	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4140	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4141	or die "addr2line: $!";
…		…
3337	}	4149	}
3338		4150
3339	@funcs	4151	@funcs
3340	};	4152	};
3341		4153
3342	LOG llevInfo, "[ABT] $msg\n";	4154	LOG llevInfo, "[ABT] $perl_bt\n";
		4155	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4156	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4157	--$_log_backtrace;
3345	};	4158	};
3346	} else {	4159	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4160	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4161	LOG llevInfo, "[ABT] [suppressed]\n";
3349	}	4162	}
3350	}	4163	}
3351		4164
3352	# load additional modules	4165	# load additional modules
3353	use cf::pod;	4166	require "cf/$_.pm" for @EXTRA_MODULES;
		4167	cf::_connect_to_perl_2;
3354		4168
3355	END { cf::emergency_save }	4169	END { cf::emergency_save }
3356		4170
3357	1	4171	1
3358		4172

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