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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.528 by root, Fri Apr 23 04:42:12 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	258	my $msg = join "", @_;
189		259
190	$msg .= "\n"	260	$msg .= "\n"
191	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
192		262
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		264
195	LOG llevError, $msg;	265	LOG llevError, $msg;
196	};	266	};
197	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
198		281
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	292	for my $pkg (qw(
210	cf::global cf::attachable	293	cf::global cf::attachable
211	cf::object cf::object::player	294	cf::object cf::object::player
212	cf::client cf::player	295	cf::client cf::player
213	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
214	cf::map cf::party cf::region	298	cf::party cf::region
215	)) {	299	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	301	}
219		302
220	$Event::DIED = sub {	303	$EV::DIED = sub {
221	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
222	};	305	};
223		306
224	#############################################################################	307	#############################################################################
225		308
226	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	332	$d
250	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
251	}	334	}
252		335
253	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
254		337
255	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
256		339
257	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
258		341
259	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
260		343
261	=cut	344	=cut
262		345
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		347
265	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
267		364
268	=item cf::lock_wait $string	365	=item cf::lock_wait $string
269		366
270	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
271		368
272	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
273		370
274	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
277	returned.	374	returned.
278		375
279	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	377	deadlocked coro.
…		…
286		383
287	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
288		385
289	=cut	386	=cut
290		387
291	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		389
294	sub lock_wait($) {	390	sub lock_wait($) {
295	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	392	}
308		393
309	sub lock_acquire($) {	394	sub lock_acquire($) {
310	my ($key) = @_;	395	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	396	}
324		397
325	sub lock_active($) {	398	sub lock_active($) {
326	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	400	}
330		401
331	sub freeze_mainloop {	402	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
333		404
334	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	406	}
336	};	407
337	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
338	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
339	}	421	}
340		422
341	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
342		424
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		433
352	=cut	434	=cut
353		435
354	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
356		439
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
360		443
361	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
362		446
363	while () {	447	while () {
364	next_job:	448	next_job:
		449
365	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	451
367	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	456	$job->[2]->send;
371	Coro::cede;	457	Coro::cede;
372	goto next_job;	458	goto next_job;
373	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	461	}
375	}	462	}
376		463
377	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	467	$signal->wait;
381	} else {	468	} else {
		469	$busy = 0;
382	Coro::schedule;	470	Coro::schedule;
383	}	471	}
384	}	472	}
385	};	473	};
386		474
387	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
388	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
389		479
390	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
391	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
392		483
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
406		497
407	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
408		499
409	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
410		501
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	505	acceptable.
415		506
416	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		513
423	sub sync_job(&) {	514	sub sync_job(&) {
424	my ($job) = @_;	515	my ($job) = @_;
425		516
426	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	518	my $time = AE::time;
428		519
429	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
431		522
432	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
433		524
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
437		526
438	my $busy = 1;	527	my $busy = 1;
439	my @res;	528	my @res;
440		529
…		…
447		536
448	while ($busy) {	537	while ($busy) {
449	if (Coro::nready) {	538	if (Coro::nready) {
450	Coro::cede_notself;	539	Coro::cede_notself;
451	} else {	540	} else {
452	Event::one_event;	541	EV::loop EV::LOOP_ONESHOT;
453	}	542	}
454	}	543	}
455		544
456	$time = Event::time - $time;	545	my $time = AE::time - $time;
457		546
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
462		548
463	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
464	} else {	550	} else {
465	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
466		552
…		…
491	=item fork_call { }, $args	577	=item fork_call { }, $args
492		578
493	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
497		583
498	=cut	584	=cut
499		585
500	sub fork_call(&@) {	586	sub fork_call(&@) {
501	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
…		…
508	reset_signals;	594	reset_signals;
509	&$cb	595	&$cb
510	}, @args;	596	}, @args;
511		597
512	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
513	}	637	}
514		638
515	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
516		640
517	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
656		780
657	#############################################################################	781	#############################################################################
658		782
659	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
660		784
661	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
664		788
665	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	791	Deliantra).
668		792
669	=over 4	793	=over 4
670		794
671	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
672		796
…		…
716	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
717		841
718	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
720		844
721	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
723		847
724	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
725		849
726	=over 4	850	=over 4
…		…
954	}	1078	}
955		1079
956	0	1080	0
957	}	1081	}
958		1082
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1084
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1086
963	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
964		1088
…		…
1017		1141
1018	sub reattach {	1142	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1144	my ($obj) = @_;
1021		1145
		1146	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1148
1024	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1025		1150
1026	@$registry = ();	1151	@$registry = ();
1027		1152
…		…
1042	cf::attachable->attach (	1167	cf::attachable->attach (
1043	prio => -1000000,	1168	prio => -1000000,
1044	on_instantiate => sub {	1169	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1046		1171
1047	$data = from_json $data;	1172	$data = decode_json $data;
1048		1173
1049	for (@$data) {	1174	for (@$data) {
1050	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1051		1176
1052	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1070		1195
1071	sync_job {	1196	sync_job {
1072	if (length $$rdata) {	1197	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1076		1202
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1208	aio_fsync $fh;
		1209	}
1081	close $fh;	1210	aio_close $fh;
1082		1211
1083	if (@$objs) {	1212	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1219	aio_fsync $fh;
		1220	}
1089	close $fh;	1221	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1223	}
1092	} else {	1224	} else {
1093	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1094	}	1226	}
1095		1227
1096	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1232	} else {
1098	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1099	}	1234	}
1100	} else {	1235	} else {
1101	aio_unlink $filename;	1236	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1103	}	1238	}
…		…
1128	$av = $st->{objs};	1263	$av = $st->{objs};
1129	}	1264	}
1130		1265
1131	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1134		1270
1135	($data, $av)	1271	($data, $av)
1136	}	1272	}
1137		1273
1138	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1195		1331
1196	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1197	}	1333	}
1198		1334
		1335	use File::Glob ();
		1336
1199	cf::player->attach (	1337	cf::player->attach (
1200	on_command => sub {	1338	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1202		1340
1203	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1204	or return;	1342	or return;
1205		1343
…		…
1235		1373
1236	cf::override;	1374	cf::override;
1237	},	1375	},
1238	);	1376	);
1239		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
		1390
1240	sub load_extensions {	1391	sub load_extensions {
1241	cf::sync_job {	1392	cf::sync_job {
1242	my %todo;	1393	my %todo;
1243		1394
1244	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1263		1414
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1417
1267	$ext{source} =	1418	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1269	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1270	. $source	1421	. $source
1271	. "\n};\n1";	1422	. "\n};\n1";
1272		1423
1273	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1274	}	1425	}
1275		1426
		1427	my $pass = 0;
1276	my %done;	1428	my %done;
1277	while (%todo) {	1429	while (%todo) {
1278	my $progress;	1430	my $progress;
1279		1431
		1432	++$pass;
		1433
		1434	ext:
1280	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1437	next ext
1283	unless exists $done{$_};	1438	unless exists $done{$_};
1284	}	1439	}
1285		1440
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1442
1288	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1293	warn $msg;	1450
1294	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1452	delete $todo{$k};
1296	}	1453	} else {
1297		1454	$done{$k} = delete $todo{$k};
1298	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1299	}	1460	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1461	}
1305		1462
1306	skip:	1463	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1309	}	1471	}
1310	};	1472	};
1311	}	1473	}
1312		1474
1313	#############################################################################	1475	#############################################################################
1314		1476
1315	=back	1477	=back
1316		1478
1317	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1318		1480
1319	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1320		1482
1321	=cut	1483	=cut
1322		1484
1323	package cf::player;	1485	package cf::player;
1324		1486
…		…
1367		1529
1368	sub exists($) {	1530	sub exists($) {
1369	my ($login) = @_;	1531	my ($login) = @_;
1370		1532
1371	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1373	}	1535	}
1374		1536
1375	sub find($) {	1537	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1539	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1552	or return;
1391		1553
1392	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1393	or return;	1555	or return;
		1556
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1397	}	1560	}
1398	}	1561	}
1399	}	1562	}
1400		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
		1576
1401	sub save($) {	1577	sub save($) {
1402	my ($pl) = @_;	1578	my ($pl) = @_;
1403		1579
1404	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1405		1581
…		…
1408		1584
1409	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1410		1586
1411	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1594
1414	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1596	cf::cede_to_tick;
1416	}	1597	}
1417		1598
…		…
1449	my ($pl) = @_;	1630	my ($pl) = @_;
1450		1631
1451	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1452		1633
1453	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1636
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1460		1643
1461	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1684
1502	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
1503	my $path = path $login;	1686	my $path = path $login;
1504		1687
1505	# a .pst is a dead give-away for a valid player	1688	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1694	}
1511		1695
…		…
1515		1699
1516	\@logins	1700	\@logins
1517	}	1701	}
1518		1702
1519	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1520		1706
1521	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1522	player. May block.	1708	player. May block.
1523		1709
1524	=cut	1710	=cut
…		…
1542	}	1728	}
1543		1729
1544	\@paths	1730	\@paths
1545	}	1731	}
1546		1732
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1734
1549	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1736
1637	=item $player->ext_reply ($msgid, @msg)	1737	=item $player->ext_reply ($msgid, @msg)
1638		1738
1639	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1640		1740
…		…
1672		1772
1673	=cut	1773	=cut
1674		1774
1675	sub find_by_path($) {	1775	sub find_by_path($) {
1676	my ($path) = @_;	1776	my ($path) = @_;
		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
1677		1779
1678	my ($match, $specificity);	1780	my ($match, $specificity);
1679		1781
1680	for my $region (list) {	1782	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1783	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1709		1811
1710	sub generate_random_map {	1812	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1712	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	1818	$self->_create_random_map (
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1742		1847
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	1849	}
1745		1850
1746	# also paths starting with '/'	1851	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		1853
1749	sub thawer_merge {	1854	sub thawer_merge {
1750	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1751		1856
1752	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1838		1943
1839	# the temporary/swap location	1944	# the temporary/swap location
1840	sub save_path {	1945	sub save_path {
1841	my ($self) = @_;	1946	my ($self) = @_;
1842		1947
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1845	}	1950	}
1846		1951
1847	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1848	sub uniq_path {	1953	sub uniq_path {
1849	my ($self) = @_;	1954	my ($self) = @_;
1850		1955
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	1958	}
1863		1959
1864	sub decay_objects {	1960	sub decay_objects {
1865	my ($self) = @_;	1961	my ($self) = @_;
1866		1962
…		…
1950	sub find {	2046	sub find {
1951	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1952		2048
1953	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1954		2050
1955	cf::lock_wait "map_data:$path";#d#remove	2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2053
1958	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1963	or return;	2056	or return;
1964		2057
1965	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1966		2059
…		…
1968	or return;	2061	or return;
1969		2062
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
1973	undef $guard1;	2067	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2068	$map->reset;
1976	return find $path;	2069	return find $path;
1977	}	2070	}
1978		2071
1979	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1980	}	2073	}
1981	}	2074	}
1982		2075
1983	sub pre_load { }	2076	sub pre_load { }
1984	sub post_load { }	2077	#sub post_load { } # XS
1985		2078
1986	sub load {	2079	sub load {
1987	my ($self) = @_;	2080	my ($self) = @_;
1988		2081
1989	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2099	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2100	$f->skip_block;
2008	$self->_load_objects ($f)	2101	$self->_load_objects ($f)
2009	or return;	2102	or return;
2010		2103
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
2012	if delete $self->{load_original};	2105	if delete $self->{load_original};
2013		2106
2014	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2108	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2109	unless (aio_stat $uniq) {
…		…
2034	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2128	$self->decay_objects;
2036	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
2037	$self->update_buttons;	2130	$self->update_buttons;
2038	cf::cede_to_tick;	2131	cf::cede_to_tick;
2039	$self->set_darkness_map;
2040	cf::cede_to_tick;
2041	$self->activate;	2132	$self->activate;
2042	}	2133	}
2043		2134
2044	$self->{last_save} = $cf::RUNTIME;	2135	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2136	$self->last_access ($cf::RUNTIME);
2046		2137
2047	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2139	}
2049		2140
2050	$self->post_load;	2141	$self->post_load;
2051	}	2142	}
2052		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2147	sub customise_for {
2054	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
2055		2149
2056	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2151	if $self->per_player;
…		…
2073	or next;	2167	or next;
2074	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
2075	or next;	2169	or next;
2076	$neigh->load;	2170	$neigh->load;
2077		2171
		2172	# now find the diagonal neighbours
2078	push @neigh,	2173	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}	2176	}
2082		2177
…		…
2110	my ($path, $origin, $load) = @_;	2205	my ($path, $origin, $load) = @_;
2111		2206
2112	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
2113		2208
2114	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2116	}	2211	}
2117		2212
2118	$MAP_PREFETCH{$path} |= $load;	2213	$MAP_PREFETCH{$path} |= $load;
2119		2214
2120	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
2135		2230
2136	()	2231	()
2137	}	2232	}
2138		2233
		2234	# common code, used by both ->save and ->swapout
2139	sub save {	2235	sub _save {
2140	my ($self) = @_;	2236	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2237
2144	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
2145		2239
2146	return unless $self->dirty;	2240	return unless $self->dirty;
2147		2241
…		…
2156		2250
2157	cf::async {	2251	cf::async {
2158	$Coro::current->{desc} = "map player save";	2252	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
2160	};	2254	};
		2255
		2256	cf::get_slot 0.02;
2161		2257
2162	if ($uniq) {	2258	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2261	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2263	}
2168	}	2264	}
2169		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
2170	sub swap_out {	2274	sub swap_out {
2171	my ($self) = @_;	2275	my ($self) = @_;
2172		2276
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
2178	return if $self->players;	2281	return if $self->players;
2179	return if $self->in_memory != cf::MAP_IN_MEMORY;
2180	return if $self->{deny_save};
2181		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->in_memory (cf::MAP_SWAPPED);	2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
		2292	$self->clear;
		2293	}
		2294
		2295	sub reset_at {
		2296	my ($self) = @_;
		2297
		2298	# TODO: safety, remove and allow resettable per-player maps
		2299	return 1e99 if $self->{deny_reset};
		2300
		2301	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2302	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2303
		2304	$time + $to
		2305	}
		2306
		2307	sub should_reset {
		2308	my ($self) = @_;
		2309
		2310	$self->reset_at <= $cf::RUNTIME
		2311	}
		2312
		2313	sub reset {
		2314	my ($self) = @_;
		2315
		2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2317
		2318	return if $self->players;
		2319
		2320	warn "resetting map ", $self->path, "\n";
		2321
		2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# need to save uniques path
		2325	unless ($self->{deny_save}) {
		2326	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2327
		2328	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2329	if $uniq;
		2330	}
		2331
		2332	delete $cf::MAP{$self->path};
2183		2333
2184	$self->deactivate;	2334	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2335	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2336	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2337
2232	$self->unlink_save;	2338	$self->unlink_save;
2233	$self->destroy;	2339	$self->destroy;
2234	}	2340	}
2235		2341
…		…
2243		2349
2244	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2245		2351
2246	$self->unlink_save;	2352	$self->unlink_save;
2247		2353
2248	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2359
…		…
2302		2408
2303	sub unique_maps() {	2409	sub unique_maps() {
2304	[	2410	[
2305	map {	2411	map {
2306	utf8::decode $_;	2412	utf8::decode $_;
2307	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2308	? normalise $_	2416	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2418	]
2312	}	2419	}
2313		2420
2314	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2315		2452
2316	=back	2453	=back
2317		2454
2318	=head3 cf::object	2455	=head3 cf::object
2319		2456
…		…
2323		2460
2324	=over 4	2461	=over 4
2325		2462
2326	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2327		2464
2328	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2329		2467
2330	=cut	2468	=cut
2331		2469
2332	sub inv_recursive_;	2470	sub inv_recursive_;
2333	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2339	}	2477	}
2340		2478
2341	=item $ref = $ob->ref	2479	=item $ref = $ob->ref
2342		2480
2343	creates and returns a persistent reference to an objetc that can be stored as a string.	2481	Creates and returns a persistent reference to an object that can be stored as a string.
2344		2482
2345	=item $ob = cf::object::deref ($refstring)	2483	=item $ob = cf::object::deref ($refstring)
2346		2484
2347	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348	even if the object actually exists. May block.	2486	even if the object actually exists. May block.
…		…
2380	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2381	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2382		2520
2383	=cut	2521	=cut
2384		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
		2536
2385	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2538	# with dialog boxes.
2387	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2388	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2541	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2554
2403	} else {	2555	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2558	}
2407	}	2559	}
2408	}	2560	}
2409		2561
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2587
2436	=item $player_object->enter_link	2588	=item $player_object->enter_link
2437		2589
2438	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2439		2591
2440	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2441	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2442		2596
2443	Will never block.	2597	Will never block.
2444		2598
2445	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2446		2600
…		…
2466	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2621	my ($self) = @_;
2468		2622
2469	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2470		2624
		2625	++$self->{_link_recursion};
		2626
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2628
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2475		2631
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2633	}
2478		2634
2479	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2481		2637
…		…
2498	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2500		2656
2501	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2504		2660
2505	$map->load;	2661	$map->load;
2506	$map->load_neighbours;	2662	$map->load_neighbours;
2507		2663
2508	return unless $self->contr->active;	2664	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2665
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2513	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2514		2673
		2674	}
		2675
2515	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2516		2677
2517	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2518	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2519	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2520	the new (success) or old (failed) map position. In either case, $done will	2681	the new (success) or old (failed) map position. In either case, $done will
2521	be called at the end of this process.	2682	be called at the end of this process.
2522		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
		2686
2523	=cut	2687	=cut
2524		2688
2525	our $GOTOGEN;	2689	our $GOTOGEN;
2526		2690
2527	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2528	my ($self, $path, $x, $y, $check, $done) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2529		2699
2530	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2702
2533	$self->enter_link;	2703	$self->enter_link;
…		…
2557	my $map = eval {	2727	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2728	my $map = defined $path ? cf::map::find $path : undef;
2559		2729
2560	if ($map) {	2730	if ($map) {
2561	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2733	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2735	}
2566		2736
2567	$map	2737	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2578	}	2748	}
2579		2749
2580	$done->() if $done;	2750	$done->($self) if $done;
2581	})->prio (1);	2751	})->prio (1);
2582	}	2752	}
2583		2753
2584	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2585		2755
…		…
2605	}	2775	}
2606		2776
2607	sub prepare_random_map {	2777	sub prepare_random_map {
2608	my ($exit) = @_;	2778	my ($exit) = @_;
2609		2779
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2782	# that depends on the exit object
2615		2783
2616	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2786	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2623	}	2793	}
2624		2794
2625	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2626		2796
2627	my $data = cf::to_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2630		2800
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2803	undef $fh;
2634	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2635		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2638	}	2812	}
2639	}	2813	}
2640		2814
2641	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2643		2817
2644	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2645		2819
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2820	$self->enter_link;
2658		2821
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2822	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2823	$Coro::current->{desc} = "enter_exit";
2665		2824
2666	$self->deactivate_recursive; # just to be sure
2667	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2668	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2669		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2670	1;	2846	1
2671	}) {	2847	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2674	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2676		2852
2677	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2694	sub cf::client::send_drawinfo {	2870	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	2871	my ($self, $text, $flags) = @_;
2696		2872
2697	utf8::encode $text;	2873	utf8::encode $text;
2698	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2875	}
		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
2699	}	2900	}
2700		2901
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		2903
2703	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2707		2908
2708	=cut	2909	=cut
2709		2910
2710	# non-persistent channels (usually the info channel)	2911	# non-persistent channels (usually the info channel)
2711	our %CHANNEL = (	2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
2712	"c/identify" => {	2919	"c/identify" => {
2713	id => "infobox",	2920	id => "infobox",
2714	title => "Identify",	2921	title => "Identify",
2715	reply => undef,	2922	reply => undef,
2716	tooltip => "Items recently identified",	2923	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	2925	"c/examine" => {
2719	id => "infobox",	2926	id => "infobox",
2720	title => "Examine",	2927	title => "Examine",
2721	reply => undef,	2928	reply => undef,
2722	tooltip => "Signs and other items you examined",	2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
2723	},	2936	},
2724	"c/book" => {	2937	"c/book" => {
2725	id => "infobox",	2938	id => "infobox",
2726	title => "Book",	2939	title => "Book",
2727	reply => undef,	2940	reply => undef,
…		…
2743	id => "infobox",	2956	id => "infobox",
2744	title => "Body Parts",	2957	title => "Body Parts",
2745	reply => undef,	2958	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	2959	tooltip => "Shows which body parts you posess and are available",
2747	},	2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
2748	"c/uptime" => {	2997	"c/uptime" => {
2749	id => "infobox",	2998	id => "infobox",
2750	title => "Uptime",	2999	title => "Uptime",
2751	reply => undef,	3000	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3001	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3004	id => "infobox",
2756	title => "Map Info",	3005	title => "Map Info",
2757	reply => undef,	3006	reply => undef,
2758	tooltip => "Information related to the maps",	3007	tooltip => "Information related to the maps",
2759	},	3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
2760	);	3023	);
2761		3024
2762	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3027
2765	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
2766		3030
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3032
2769	# check predefined channels, for the benefit of C	3033	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3034	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3035	$channel = $CHANNEL{$channel};
2772		3036
2773	$self->ext_msg (channel_info => $channel)	3037	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3038	$channel = $channel->{id};
2777		3039
2778	} elsif (ref $channel) {	3040	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3041	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3042	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3043	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3044	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3045	}
2785		3046
2786	$channel = $channel->{id};	3047	$channel = $channel->{id};
2787	}	3048	}
2788		3049
2789	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2790		3051
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3052	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3054	if $color & cf::NDI_DEF;
2795		3055
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3056	my $pkt = "msg "
		3057	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3059	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3060
2810	$color &= cf::NDI_COLOR_MASK;	3061	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3062	}
2824		3063
2825	=item $client->ext_msg ($type, @msg)	3064	=item $client->ext_msg ($type, @msg)
2826		3065
2827	Sends an ext event to the client.	3066	Sends an ext event to the client.
…		…
2830		3069
2831	sub cf::client::ext_msg($$@) {	3070	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3071	my ($self, $type, @msg) = @_;
2833		3072
2834	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove	3075	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";	3076	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}	3078	}
2840	}	3079	}
2841		3080
2842	=item $client->ext_reply ($msgid, @msg)	3081	=item $client->ext_reply ($msgid, @msg)
2843		3082
…		…
2847		3086
2848	sub cf::client::ext_reply($$@) {	3087	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3088	my ($self, $id, @msg) = @_;
2850		3089
2851	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {	3092	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove	3093	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;	3094	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}	3096	}
2858	}	3097	}
2859		3098
2860	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2861		3100
…		…
2962		3201
2963	$coro	3202	$coro
2964	}	3203	}
2965		3204
2966	cf::client->attach (	3205	cf::client->attach (
2967	on_destroy => sub {	3206	on_client_destroy => sub {
2968	my ($ns) = @_;	3207	my ($ns) = @_;
2969		3208
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3210	},
2972	);	3211	);
…		…
2988	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
2989		3228
2990	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
2991		3230
2992	$safe->permit_only (Opcode::opset qw(	3231	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3232	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3233	grepstart grepwhile mapstart mapwhile
2995	sort time	3234	sort time
2996	));	3235	));
2997		3236
2998	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
…		…
3001		3240
3002	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
3003		3242
3004	cf::object	3243	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3244	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3245	insert remove name archname title slaying race decrease split
		3246	value
3007		3247
3008	cf::object::player	3248	cf::object::player
3009	player	3249	player
3010		3250
3011	cf::player	3251	cf::player
…		…
3016		3256
3017	=cut	3257	=cut
3018		3258
3019	for (	3259	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3261	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3262	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
3026	) {	3266	) {
3027	no strict 'refs';	3267	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3047		3287
3048	my $qcode = $code;	3288	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
3051		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
3052	local $_;	3295	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3296
3055	my $eval =	3297	my $eval =
3056	"do {\n"	3298	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3301	. $code
3060	. "\n}"	3302	. "\n}"
3061	;	3303	;
3062		3304
		3305	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
3066		3314
3067	if ($@) {	3315	if ($@) {
3068	warn "$@";	3316	warn "$@";
3069	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
3070	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3089	=cut	3337	=cut
3090		3338
3091	sub register_script_function {	3339	sub register_script_function {
3092	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
3093		3341
3094	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
3096	}	3344	}
3097		3345
3098	=back	3346	=back
3099		3347
3100	=cut	3348	=cut
…		…
3121		3369
3122	$facedata->{version} == 2	3370	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3372
3125	# patch in the exptable	3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3126	$facedata->{resource}{"res/exp_table"} = {	3375	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,	3376	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
3129	};	3379	};
3130	cf::cede_to_tick;	3380	cf::cede_to_tick;
3131		3381
3132	{	3382	{
3133	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
3134		3384
3135	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
3137	cf::face::set_visibility $idx, $info->{visibility};	3388	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3389	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3141		3392
3142	cf::cede_to_tick;	3393	cf::cede_to_tick;
3143	}	3394	}
3144		3395
3145	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
3147	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
3148	or next;	3400	or next;
		3401
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3403	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3405	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3167		3420
3168	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
3169	}	3422	}
3170		3423
3171	{	3424	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3425	my $res = $facedata->{resource};
3175		3426
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($name, $info) = each %$res) {	3427	while (my ($name, $info) = each %$res) {
		3428	if (defined $info->{type}) {
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3430
3182	if ($info->{type} & 1) {	3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3183	# prepend meta info	3432	cf::face::set_type $idx, $info->{type};
3184
3185	my $meta = $enc->encode ({
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3433	} else {
3192	$data = $info->{data};	3434	$RESOURCE{$name} = $info;
3193	}	3435	}
3194		3436
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3437	cf::cede_to_tick;
3199	}	3438	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3439	}
		3440
		3441	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3442
3220	1	3443	1
3221	}	3444	}
		3445
		3446	cf::global->attach (on_resource_update => sub {
		3447	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3448	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3449
		3450	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3451	my $sound = $soundconf->{compat}[$_]
		3452	or next;
		3453
		3454	my $face = cf::face::find "sound/$sound->[1]";
		3455	cf::sound::set $sound->[0] => $face;
		3456	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3457	}
		3458
		3459	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3460	my $face = cf::face::find "sound/$v";
		3461	cf::sound::set $k => $face;
		3462	}
		3463	}
		3464	});
3222		3465
3223	register_exticmd fx_want => sub {	3466	register_exticmd fx_want => sub {
3224	my ($ns, $want) = @_;	3467	my ($ns, $want) = @_;
3225		3468
3226	while (my ($k, $v) = each %$want) {	3469	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3470	$ns->fx_want ($k, $v);
3228	}	3471	}
3229	};	3472	};
		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
3230		3483
3231	sub reload_regions {	3484	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3485	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3486	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3487	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3501	}
3249		3502
3250	sub reload_archetypes {	3503	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references
3254	# this really needs to be done in an extra post-pass
3255	# (which needs to be synchronous, so solve it differently)
3256	load_resource_file "$DATADIR/archetypes"
3257	or die "unable to load archetypes\n";
3258	}	3506	}
3259		3507
3260	sub reload_treasures {	3508	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
3263	}	3511	}
3264		3512
3265	sub reload_resources {	3513	sub reload_resources {
3266	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
3267		3515
		3516	reload_facedata;
		3517	reload_archetypes;
3268	reload_regions;	3518	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3519	reload_treasures;
3273		3520
3274	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
3275	}	3522	}
3276		3523
3277	sub init {
3278	reload_resources;
3279	}
3280
3281	sub reload_config {	3524	sub reload_config {
		3525	warn "reloading config file...\n";
		3526
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
3283	or return;	3528	or return;
3284		3529
3285	local $/;	3530	local $/;
3286	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
3287		3532
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3534
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3292		3537
3293	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
3295	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3296	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
3297	};	3542	};
3298	warn $@ if $@;	3543	warn $@ if $@;
3299	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
3300	}	3575	}
3301		3576
3302	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
3303	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3590	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3592	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
3310	};	3594	};
3311		3595
		3596	evthread_start IO::AIO::poll_fileno;
		3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
3312	reload_config;	3608	reload_config;
3313	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
3314	load_extensions;	3619	load_extensions;
3315		3620
3316	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
3318	}	3634	}
3319		3635
3320	#############################################################################	3636	#############################################################################
3321	# initialisation and cleanup	3637	# initialisation and cleanup
3322		3638
3323	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
3324	BEGIN {	3640	BEGIN {
		3641	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
3333	},
3334	);	3645	};
3335	}	3646	}
3336	}	3647	}
3337		3648
3338	sub write_runtime {	3649	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
3340		3651
3341	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
3343		3654
3344	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3656
3346	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
3347		3658
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3660	or return;
3350		3661
3351	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
3364		3675
3365	close $fh	3676	close $fh
3366	or return;	3677	or return;
3367		3678
3368	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3680	and return;
3370		3681
3371	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3683
3373	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
3374	}	3735	}
3375		3736
3376	sub emergency_save() {	3737	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
3378		3739
3379	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
3380		3741
3381	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
3382	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	3754	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	3756	$pl->save;
3391	}	3757	}
3392	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
3393		3759
3394	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	3763	$map->valid or next;
3398	$map->save;	3764	$map->save;
3399	}	3765	}
3400	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
3401		3767
3402	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
3405	};	3775	};
3406		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
3407	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
3408	}	3783	}
3409		3784
3410	sub post_cleanup {	3785	sub post_cleanup {
3411	my ($make_core) = @_;	3786	my ($make_core) = @_;
3412		3787
3413	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
3415	}	3818	}
3416		3819
3417	sub do_reload_perl() {	3820	sub do_reload_perl() {
3418	# can/must only be called in main	3821	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
3420	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
3421	return;	3824	return;
3422	}	3825	}
3423		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
3424	warn "reloading...";	3832	warn "reloading...";
3425		3833
3426	warn "entering sync_job";	3834	warn "entering sync_job";
3427		3835
3428	cf::sync_job {	3836	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
3430	cf::emergency_save;	3838	cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
3432		3840
3433	warn "syncing database to disk";	3841	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
3435		3843
3436	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
3437		3845
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
3449	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();
3457
3458	warn "removing commands";
3459	%COMMAND = ();
3460
3461	warn "removing ext/exti commands";
3462	%EXTCMD = ();
3463	%EXTICMD = ();
3464
3465	warn "unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";
3468
3469	if (my $cb = $pkg->can ("unload")) {
3470	eval {
3471	$cb->($pkg);
3472	1
3473	} or warn "$pkg unloaded, but with errors: $@";
3474	}	3849	}
3475		3850
3476	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
3477	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
3478	}	3853	%EXT_CORO = ();
3479		3854
3480	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
3481	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
3484	warn "... unloading $k";	3864	warn "... unloading $pkg";
3485	delete $INC{$k};
3486		3865
3487	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;
3489
3490	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3491	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3492	}	3875	}
3493		3876
3494	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3495	}	3892	}
3496		3893
3497	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		3897
3501	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		3901
3505	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3506	# and global variables created in xs	3903	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3508		3905
3509	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3510		3907
3511	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3512	require cf;	3909	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3514		3911
3515	warn "loading config and database again";	3912	warn "loading config and database again";
3516	cf::reload_config;	3913	cf::reload_config;
3517		3914
3518	warn "loading extensions";	3915	warn "loading extensions";
3519	cf::load_extensions;	3916	cf::load_extensions;
3520		3917
		3918	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3524	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3527		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3528	warn "leaving sync_job";	3930	warn "leaving sync_job";
3529		3931
3530	1	3932	1
3531	} or do {	3933	} or do {
3532	warn $@;	3934	warn $@;
3533	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3534	exit 1;
3535	};	3936	};
3536		3937
3537	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3538	};	3944	};
3539		3945
3540	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3541		3947
3542	sub reload_perl() {	3948	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3545		3951
3546	$RELOAD_WATCHER ||= Event->timer (	3952	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	3953	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	3954
3549	data => WF_AUTOCANCEL,	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	3956	do_reload_perl;
3552	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3553	},	3958	};
3554	);	3959	};
3555	}	3960	}
3556		3961
3557	register_command "reload" => sub {	3962	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
3559		3964
…		…
3572		3977
3573	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3575		3980
3576	sub wait_for_tick {	3981	sub wait_for_tick {
3577	return unless $TICK_WATCHER->is_active;
3578	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3579		3983
3580	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3581	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;	3986	$signal->wait;
3583	}	3987	}
3584		3988
3585	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3586	return unless $TICK_WATCHER->is_active;
3587	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3588		3991
3589	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	3994	$signal->wait;
3592	}	3995	}
3593		3996
3594	$TICK_WATCHER = Event->timer (	3997	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3604	return;	4001	return;
3605	}	4002	}
3606		4003
3607	$NOW = $tick_start = Event::time;
3608
3609	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3610		4005
3611	$RUNTIME += $TICK;	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3612	$NEXT_TICK += $TICK;
3613		4007
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4010	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4011	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4012	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4013	or warn "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4014	};
		4015	}
3622		4016
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4018	$sig->send;
3625	}	4019	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3627	$sig->send;	4021	$sig->send;
3628	}	4022	}
3629		4023
3630	$NOW = Event::time;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4026
3641	_post_tick;	4027	if (0) {
		4028	if ($NEXT_TICK) {
		4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
3642	},	4033	}
3643	);	4034	}
3644		4035
3645	{	4036	{
		4037	# configure BDB
		4038
3646	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4040	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4041	$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4042
3672	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4050
3679	cf::sync_job {	4051	cf::sync_job {
3680	eval {	4052	eval {
…		…
3690		4062
3691	cf::cleanup "db_env_open(db): $@" if $@;	4063	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4064	};
3693	}	4065	}
3694		4066
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4067	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4068	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	4069	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4070	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4071	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4072	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4073	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4074	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4075	};
3725	}	4076	}
3726		4077
3727	{	4078	{
		4079	# configure IO::AIO
		4080
3728	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4083	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4084	}
3741		4085
3742	my $_log_backtrace;	4086	my $_log_backtrace;
3743		4087
3744	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3747	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3748		4092
3749	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3751	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3752	async {	4097	async {
3753	$Coro::current->{desc} = "abt $msg";	4098	$Coro::current->{desc} = "abt $msg";
3754		4099
3755	my @bt = fork_call {	4100	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4112	}
3768		4113
3769	@funcs	4114	@funcs
3770	};	4115	};
3771		4116
3772	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4120	--$_log_backtrace;
3775	};	4121	};
3776	} else {	4122	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3779	}	4125	}
3780	}	4126	}
3781		4127
3782	# load additional modules	4128	# load additional modules
3783	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3784		4131
3785	END { cf::emergency_save }	4132	END { cf::emergency_save }
3786		4133
3787	1	4134	1
3788		4135

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