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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.530 by root, Wed Apr 28 21:05:33 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Event;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.51 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	258	my $msg = join "", @_;
189		259
190	$msg .= "\n"	260	$msg .= "\n"
191	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
192		262
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		264
195	LOG llevError, $msg;	265	LOG llevError, $msg;
196	};	266	};
197	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
198		281
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	292	for my $pkg (qw(
210	cf::global cf::attachable	293	cf::global cf::attachable
211	cf::object cf::object::player	294	cf::object cf::object::player
212	cf::client cf::player	295	cf::client cf::player
213	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
214	cf::map cf::party cf::region	298	cf::party cf::region
215	)) {	299	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	301	}
219		302
220	$Event::DIED = sub {	303	$EV::DIED = sub {
221	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
222	};	305	};
223		306
224	#############################################################################	307	#############################################################################
225		308
226	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	332	$d
250	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
251	}	334	}
252		335
253	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
254		337
255	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
256		339
257	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
258		341
259	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
260		343
261	=cut	344	=cut
262		345
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		347
265	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
267		364
268	=item cf::lock_wait $string	365	=item cf::lock_wait $string
269		366
270	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
271		368
272	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
273		370
274	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
277	returned.	374	returned.
278		375
279	Locks are *not* recursive, locking from the same coro twice results in a	376	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	377	deadlocked coro.
…		…
286		383
287	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
288		385
289	=cut	386	=cut
290		387
291	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		389
294	sub lock_wait($) {	390	sub lock_wait($) {
295	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	392	}
308		393
309	sub lock_acquire($) {	394	sub lock_acquire($) {
310	my ($key) = @_;	395	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	396	}
324		397
325	sub lock_active($) {	398	sub lock_active($) {
326	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	400	}
330		401
331	sub freeze_mainloop {	402	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
333		404
334	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	406	}
336	};	407
337	$TICK_WATCHER->stop;	408	=item cf::periodic $interval, $cb
338	$guard	409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
339	}	421	}
340		422
341	=item cf::get_slot $time[, $priority[, $name]]	423	=item cf::get_slot $time[, $priority[, $name]]
342		424
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		433
352	=cut	434	=cut
353		435
354	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
356		439
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
360		443
361	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
362		446
363	while () {	447	while () {
364	next_job:	448	next_job:
		449
365	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	451
367	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	456	$job->[2]->send;
371	Coro::cede;	457	Coro::cede;
372	goto next_job;	458	goto next_job;
373	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	461	}
375	}	462	}
376		463
377	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	467	$signal->wait;
381	} else {	468	} else {
		469	$busy = 0;
382	Coro::schedule;	470	Coro::schedule;
383	}	471	}
384	}	472	}
385	};	473	};
386		474
387	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
388	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
389		479
390	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
391	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
392		483
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
406		497
407	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
408		499
409	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
410		501
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	505	acceptable.
415		506
416	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
422		513
423	sub sync_job(&) {	514	sub sync_job(&) {
424	my ($job) = @_;	515	my ($job) = @_;
425		516
426	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
427	my $time = Event::time;	518	my $time = AE::time;
428		519
429	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
431		522
432	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
433		524
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
437		526
438	my $busy = 1;	527	my $busy = 1;
439	my @res;	528	my @res;
440		529
…		…
444	warn $@ if $@;	533	warn $@ if $@;
445	undef $busy;	534	undef $busy;
446	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
447		536
448	while ($busy) {	537	while ($busy) {
449	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
450	}	542	}
		543	}
451		544
452	$time = Event::time - $time;	545	my $time = AE::time - $time;
453		546
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
458		548
459	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
460	} else {	550	} else {
461	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
462		552
…		…
487	=item fork_call { }, $args	577	=item fork_call { }, $args
488		578
489	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
490	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
493		583
494	=cut	584	=cut
495		585
496	sub fork_call(&@) {	586	sub fork_call(&@) {
497	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
…		…
504	reset_signals;	594	reset_signals;
505	&$cb	595	&$cb
506	}, @args;	596	}, @args;
507		597
508	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
509	}	637	}
510		638
511	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
512		640
513	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
652		780
653	#############################################################################	781	#############################################################################
654		782
655	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
656		784
657	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
658	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")
659	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
660		788
661	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>
662	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
663	Crossfire TRT).	791	Deliantra).
664		792
665	=over 4	793	=over 4
666		794
667	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
668		796
…		…
712	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
713		841
714	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
715	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
716		844
717	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		847
720	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
721		849
722	=over 4	850	=over 4
…		…
950	}	1078	}
951		1079
952	0	1080	0
953	}	1081	}
954		1082
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1084
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1086
959	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
960		1088
…		…
966		1094
967	=cut	1095	=cut
968		1096
969	#############################################################################	1097	#############################################################################
970	# object support	1098	# object support
971	#
972		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
973	sub _can_merge {	1133	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
975		1135
976	return 1;#d#	1136	++$SLOW_MERGES;#d#
977		1137
978	#todo#d# kill yourself and do some recursive checking manually without storable	1138	# we do the slow way here
979	sync_job {	1139	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1140	}
987		1141
988	sub reattach {	1142	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1144	my ($obj) = @_;
991		1145
		1146	# no longer needed after getting rid of delete_package?
992	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
993		1148
994	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
995		1150
996	@$registry = ();	1151	@$registry = ();
997		1152
…		…
1012	cf::attachable->attach (	1167	cf::attachable->attach (
1013	prio => -1000000,	1168	prio => -1000000,
1014	on_instantiate => sub {	1169	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
1016		1171
1017	$data = from_json $data;	1172	$data = decode_json $data;
1018		1173
1019	for (@$data) {	1174	for (@$data) {
1020	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
1021		1176
1022	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
1040		1195
1041	sync_job {	1196	sync_job {
1042	if (length $$rdata) {	1197	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1046		1202
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1210	aio_close $fh;
1052		1211
1053	if (@$objs) {	1212	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1221	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1223	}
1062	} else {	1224	} else {
1063	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1064	}	1226	}
1065		1227
1066	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1232	} else {
1068	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1069	}	1234	}
1070	} else {	1235	} else {
1071	aio_unlink $filename;	1236	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1073	}	1238	}
…		…
1092		1257
1093	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1260	or return;
1096		1261
1097	my $st = eval { Coro::Storable::thaw $av }	1262	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1263	$av = $st->{objs};
1100	}	1264	}
1101		1265
1102	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1105		1270
1106	($data, $av)	1271	($data, $av)
1107	}	1272	}
1108		1273
1109	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1166		1331
1167	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1168	}	1333	}
1169		1334
		1335	use File::Glob ();
		1336
1170	cf::player->attach (	1337	cf::player->attach (
1171	on_command => sub {	1338	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1173		1340
1174	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1175	or return;	1342	or return;
1176		1343
…		…
1206		1373
1207	cf::override;	1374	cf::override;
1208	},	1375	},
1209	);	1376	);
1210		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
1211	sub load_extensions {	1391	sub load_extensions {
1212	cf::sync_job {	1392	cf::sync_job {
1213	my %todo;	1393	my %todo;
1214		1394
1215	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1234		1414
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1417
1238	$ext{source} =	1418	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1240	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1241	. $source	1421	. $source
1242	. "\n};\n1";	1422	. "\n};\n1";
1243		1423
1244	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1245	}	1425	}
1246		1426
		1427	my $pass = 0;
1247	my %done;	1428	my %done;
1248	while (%todo) {	1429	while (%todo) {
1249	my $progress;	1430	my $progress;
1250		1431
		1432	++$pass;
		1433
		1434	ext:
1251	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1437	next ext
1254	unless exists $done{$_};	1438	unless exists $done{$_};
1255	}	1439	}
1256		1440
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1442
1259	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1264	warn $msg;	1450
1265	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1452	delete $todo{$k};
1267	}	1453	} else {
1268		1454	$done{$k} = delete $todo{$k};
1269	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1270	}	1460	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1461	}
1276		1462
1277	skip:	1463	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	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	}
1280	}	1471	}
1281	};	1472	};
1282	}	1473	}
1283		1474
1284	#############################################################################	1475	#############################################################################
1285		1476
1286	=back	1477	=back
1287		1478
1288	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1289		1480
1290	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1291		1482
1292	=cut	1483	=cut
1293		1484
1294	package cf::player;	1485	package cf::player;
1295		1486
…		…
1338		1529
1339	sub exists($) {	1530	sub exists($) {
1340	my ($login) = @_;	1531	my ($login) = @_;
1341		1532
1342	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1344	}	1535	}
1345		1536
1346	sub find($) {	1537	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1539	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1552	or return;
1362		1553
1363	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1364	or return;	1555	or return;
		1556
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1368	}	1560	}
1369	}	1561	}
1370	}	1562	}
1371		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
1372	sub save($) {	1577	sub save($) {
1373	my ($pl) = @_;	1578	my ($pl) = @_;
1374		1579
1375	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1376		1581
…		…
1379		1584
1380	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1381		1586
1382	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1383	$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];
1384		1594
1385	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1596	cf::cede_to_tick;
1387	}	1597	}
1388		1598
…		…
1420	my ($pl) = @_;	1630	my ($pl) = @_;
1421		1631
1422	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1423		1633
1424	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1425	$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
1426		1636
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1428	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1430	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1431		1642
1432	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1472		1683
1473	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1474	my $path = path $login;	1685	my $path = path $login;
1475		1686
1476	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1693	}
1482		1694
…		…
1486		1698
1487	\@logins	1699	\@logins
1488	}	1700	}
1489		1701
1490	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1491		1705
1492	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1493	player. May block.	1707	player. May block.
1494		1708
1495	=cut	1709	=cut
…		…
1513	}	1727	}
1514		1728
1515	\@paths	1729	\@paths
1516	}	1730	}
1517		1731
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1733
1520	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1735
1569	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1570		1737
1571	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1572		1739
…		…
1604		1771
1605	=cut	1772	=cut
1606		1773
1607	sub find_by_path($) {	1774	sub find_by_path($) {
1608	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1609		1778
1610	my ($match, $specificity);	1779	my ($match, $specificity);
1611		1780
1612	for my $region (list) {	1781	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1641		1810
1642	sub generate_random_map {	1811	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1644	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1645	$self->_create_random_map (	1817	$self->_create_random_map (
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1674		1846
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	1848	}
1677		1849
1678	# also paths starting with '/'	1850	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		1852
1681	sub thawer_merge {	1853	sub thawer_merge {
1682	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1683		1855
1684	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1770		1942
1771	# the temporary/swap location	1943	# the temporary/swap location
1772	sub save_path {	1944	sub save_path {
1773	my ($self) = @_;	1945	my ($self) = @_;
1774		1946
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1777	}	1949	}
1778		1950
1779	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1780	sub uniq_path {	1952	sub uniq_path {
1781	my ($self) = @_;	1953	my ($self) = @_;
1782		1954
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	1957	}
1795		1958
1796	sub decay_objects {	1959	sub decay_objects {
1797	my ($self) = @_;	1960	my ($self) = @_;
1798		1961
…		…
1882	sub find {	2045	sub find {
1883	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1884		2047
1885	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1886		2049
1887	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2052
1890	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1895	or return;	2055	or return;
1896		2056
1897	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1898		2058
…		…
1900	or return;	2060	or return;
1901		2061
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
1905	undef $guard1;	2066	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2067	$map->reset;
1908	return find $path;	2068	return find $path;
1909	}	2069	}
1910		2070
1911	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1912	}	2072	}
1913	}	2073	}
1914		2074
1915	sub pre_load { }	2075	sub pre_load { }
1916	sub post_load { }	2076	#sub post_load { } # XS
1917		2077
1918	sub load {	2078	sub load {
1919	my ($self) = @_;	2079	my ($self) = @_;
1920		2080
1921	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2099	$f->skip_block;
1940	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
1941	or return;	2101	or return;
1942		2102
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1944	if delete $self->{load_original};	2104	if delete $self->{load_original};
1945		2105
1946	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2107	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
1966	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2127	$self->decay_objects;
1968	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1969	$self->update_buttons;	2129	$self->update_buttons;
1970	cf::cede_to_tick;	2130	cf::cede_to_tick;
1971	$self->set_darkness_map;
1972	cf::cede_to_tick;
1973	$self->activate;	2131	$self->activate;
1974	}	2132	}
1975		2133
1976	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
1978		2136
1979	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1980	}	2138	}
1981		2139
1982	$self->post_load;	2140	$self->post_load;
1983	}	2141	}
1984		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2146	sub customise_for {
1986	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1987		2148
1988	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2150	if $self->per_player;
…		…
2005	or next;	2166	or next;
2006	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2007	or next;	2168	or next;
2008	$neigh->load;	2169	$neigh->load;
2009		2170
		2171	# now find the diagonal neighbours
2010	push @neigh,	2172	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}	2175	}
2014		2176
…		…
2042	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
2043		2205
2044	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2045		2207
2046	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2048	}	2210	}
2049		2211
2050	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2051		2213
2052	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2067		2229
2068	()	2230	()
2069	}	2231	}
2070		2232
		2233	# common code, used by both ->save and ->swapout
2071	sub save {	2234	sub _save {
2072	my ($self) = @_;	2235	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2236
2076	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2077		2238
2078	return unless $self->dirty;	2239	return unless $self->dirty;
2079		2240
…		…
2088		2249
2089	cf::async {	2250	cf::async {
2090	$Coro::current->{desc} = "map player save";	2251	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2092	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2093		2256
2094	if ($uniq) {	2257	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2260	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2262	}
2100	}	2263	}
2101		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2102	sub swap_out {	2273	sub swap_out {
2103	my ($self) = @_;	2274	my ($self) = @_;
2104		2275
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2110	return if $self->players;	2280	return if $self->players;
2111	return if $self->in_memory != cf::MAP_IN_MEMORY;
2112	return if $self->{deny_save};
2113		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2114	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
		2291	$self->clear;
		2292	}
		2293
		2294	sub reset_at {
		2295	my ($self) = @_;
		2296
		2297	# TODO: safety, remove and allow resettable per-player maps
		2298	return 1e99 if $self->{deny_reset};
		2299
		2300	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2301	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2302
		2303	$time + $to
		2304	}
		2305
		2306	sub should_reset {
		2307	my ($self) = @_;
		2308
		2309	$self->reset_at <= $cf::RUNTIME
		2310	}
		2311
		2312	sub reset {
		2313	my ($self) = @_;
		2314
		2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2316
		2317	return if $self->players;
		2318
		2319	warn "resetting map ", $self->path, "\n";
		2320
		2321	$self->in_memory (cf::MAP_SWAPPED);
		2322
		2323	# need to save uniques path
		2324	unless ($self->{deny_save}) {
		2325	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2326
		2327	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2328	if $uniq;
		2329	}
		2330
		2331	delete $cf::MAP{$self->path};
2115		2332
2116	$self->deactivate;	2333	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2335	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2336
2164	$self->unlink_save;	2337	$self->unlink_save;
2165	$self->destroy;	2338	$self->destroy;
2166	}	2339	}
2167		2340
…		…
2175		2348
2176	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2177		2350
2178	$self->unlink_save;	2351	$self->unlink_save;
2179		2352
2180	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2358
…		…
2234		2407
2235	sub unique_maps() {	2408	sub unique_maps() {
2236	[	2409	[
2237	map {	2410	map {
2238	utf8::decode $_;	2411	utf8::decode $_;
2239	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2240	? normalise $_	2415	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2417	]
2244	}	2418	}
2245		2419
2246	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2247		2451
2248	=back	2452	=back
2249		2453
2250	=head3 cf::object	2454	=head3 cf::object
2251		2455
…		…
2255		2459
2256	=over 4	2460	=over 4
2257		2461
2258	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2259		2463
2260	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2261		2466
2262	=cut	2467	=cut
2263		2468
2264	sub inv_recursive_;	2469	sub inv_recursive_;
2265	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2271	}	2476	}
2272		2477
2273	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2274		2479
2275	creates and returns a persistent reference to an objetc that can be stored as a string.	2480	Creates and returns a persistent reference to an object that can be stored as a string.
2276		2481
2277	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2278		2483
2279	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2280	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2312	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2313	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2314		2519
2315	=cut	2520	=cut
2316		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
		2535
2317	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2537	# with dialog boxes.
2319	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2320	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2553
2335	} else {	2554	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2557	}
2339	}	2558	}
2340	}	2559	}
2341		2560
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2586
2368	=item $player_object->enter_link	2587	=item $player_object->enter_link
2369		2588
2370	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2371		2590
2372	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2373	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2374		2595
2375	Will never block.	2596	Will never block.
2376		2597
2377	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2378		2599
…		…
2398	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2620	my ($self) = @_;
2400		2621
2401	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2402		2623
		2624	++$self->{_link_recursion};
		2625
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2627
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2407		2630
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2632	}
2410		2633
2411	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2413		2636
…		…
2430	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2432		2655
2433	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2436		2659
2437	$map->load;	2660	$map->load;
2438	$map->load_neighbours;	2661	$map->load_neighbours;
2439		2662
2440	return unless $self->contr->active;	2663	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2664
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2445	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2446		2672
		2673	}
		2674
2447	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2448		2676
2449	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2450	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2451	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2452	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2453	be called at the end of this process.	2681	be called at the end of this process.
2454		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2455	=cut	2686	=cut
2456		2687
2457	our $GOTOGEN;	2688	our $GOTOGEN;
2458		2689
2459	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2460	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2461		2698
2462	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2701
2465	$self->enter_link;	2702	$self->enter_link;
…		…
2489	my $map = eval {	2726	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2491		2728
2492	if ($map) {	2729	if ($map) {
2493	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2732	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2734	}
2498		2735
2499	$map	2736	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2510	}	2747	}
2511		2748
2512	$done->() if $done;	2749	$done->($self) if $done;
2513	})->prio (1);	2750	})->prio (1);
2514	}	2751	}
2515		2752
2516	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2517		2754
…		…
2537	}	2774	}
2538		2775
2539	sub prepare_random_map {	2776	sub prepare_random_map {
2540	my ($exit) = @_;	2777	my ($exit) = @_;
2541		2778
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2781	# that depends on the exit object
2547		2782
2548	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2785	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2555	}	2792	}
2556		2793
2557	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2558		2795
2559	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2562		2799
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2802	undef $fh;
2566	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2567		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2570	}	2811	}
2571	}	2812	}
2572		2813
2573	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2575		2816
2576	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2577		2818
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2819	$self->enter_link;
2590		2820
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2821	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2822	$Coro::current->{desc} = "enter_exit";
2597		2823
2598	$self->deactivate_recursive; # just to be sure
2599	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2600	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2601		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2602	1;	2845	1
2603	}) {	2846	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2606	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2608		2851
2609	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2626	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2628		2871
2629	utf8::encode $text;	2872	utf8::encode $text;
2630	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2631	}	2899	}
2632		2900
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		2902
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2639		2907
2640	=cut	2908	=cut
2641		2909
		2910	# non-persistent channels (usually the info channel)
2642	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2643	"c/identify" => {	2918	"c/identify" => {
2644	id => "infobox",	2919	id => "infobox",
2645	title => "Identify",	2920	title => "Identify",
2646	reply => undef,	2921	reply => undef,
2647	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	2925	id => "infobox",
2651	title => "Examine",	2926	title => "Examine",
2652	reply => undef,	2927	reply => undef,
2653	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
2654	},	2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
2655	"c/lookat" => {	2942	"c/lookat" => {
2656	id => "infobox",	2943	id => "infobox",
2657	title => "Look",	2944	title => "Look",
2658	reply => undef,	2945	reply => undef,
2659	tooltip => "What you saw there",	2946	tooltip => "What you saw there",
2660	},	2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2661	);	3022	);
2662		3023
2663	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3026
2666	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2667		3029
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3031
2670	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2673		3035
2674	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3037	$channel = $channel->{id};
2678		3038
2679	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3044	}
2686		3045
2687	$channel = $channel->{id};	3046	$channel = $channel->{id};
2688	}	3047	}
2689		3048
2690	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2691		3050
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3051	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2696		3054
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3058	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3059
2711	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3061	}
2725		3062
2726	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2727		3064
2728	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2731		3068
2732	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2734		3071
2735	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}	3077	}
2741	}	3078	}
2742		3079
2743	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2744		3081
…		…
2748		3085
2749	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2751		3088
2752	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove	3092	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}	3095	}
2759	}	3096	}
2760		3097
2761	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2762		3099
…		…
2863		3200
2864	$coro	3201	$coro
2865	}	3202	}
2866		3203
2867	cf::client->attach (	3204	cf::client->attach (
2868	on_destroy => sub {	3205	on_client_destroy => sub {
2869	my ($ns) = @_;	3206	my ($ns) = @_;
2870		3207
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3209	},
2873	);	3210	);
…		…
2889	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2890		3227
2891	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2892		3229
2893	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
2896	sort time	3233	sort time
2897	));	3234	));
2898		3235
2899	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
2902		3239
2903	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2904		3241
2905	cf::object	3242	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
2908		3246
2909	cf::object::player	3247	cf::object::player
2910	player	3248	player
2911		3249
2912	cf::player	3250	cf::player
…		…
2917		3255
2918	=cut	3256	=cut
2919		3257
2920	for (	3258	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2927	) {	3265	) {
2928	no strict 'refs';	3266	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2948		3286
2949	my $qcode = $code;	3287	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2952		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2953	local $_;	3294	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3295
2956	my $eval =	3296	my $eval =
2957	"do {\n"	3297	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3300	. $code
2961	. "\n}"	3301	. "\n}"
2962	;	3302	;
2963		3303
		3304	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2967		3313
2968	if ($@) {	3314	if ($@) {
2969	warn "$@";	3315	warn "$@";
2970	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2971	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2990	=cut	3336	=cut
2991		3337
2992	sub register_script_function {	3338	sub register_script_function {
2993	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2994		3340
2995	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2997	}	3343	}
2998		3344
2999	=back	3345	=back
3000		3346
3001	=cut	3347	=cut
…		…
3022		3368
3023	$facedata->{version} == 2	3369	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3371
3026	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3027	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,	3375	type => FT_RSRC,
3029	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
3030	};	3378	};
3031	cf::cede_to_tick;	3379	cf::cede_to_tick;
3032		3380
3033	{	3381	{
3034	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
3035		3383
3036	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
3038	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3042		3391
3043	cf::cede_to_tick;	3392	cf::cede_to_tick;
3044	}	3393	}
3045		3394
3046	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
3048	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
3049	or next;	3399	or next;
		3400
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3404	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3068		3419
3069	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3070	}	3421	}
3071		3422
3072	{	3423	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3076		3425
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3429
3083	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3084	# prepend meta info	3431	cf::face::set_type $idx, $info->{type};
3085
3086	my $meta = $enc->encode ({
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3432	} else {
3093	$data = $info->{data};	3433	$RESOURCE{$name} = $info; # unused
3094	}	3434	}
3095		3435
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3436	cf::cede_to_tick;
3100	}	3437	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3441
3121	1	3442	1
3122	}	3443	}
3123		3444
3124	register_exticmd fx_want => sub {	3445	register_exticmd fx_want => sub {
…		…
3126		3447
3127	while (my ($k, $v) = each %$want) {	3448	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3449	$ns->fx_want ($k, $v);
3129	}	3450	}
3130	};	3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
3131		3462
3132	sub reload_regions {	3463	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3464	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3465	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3466	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3480	}
3150		3481
3151	sub reload_archetypes {	3482	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references
3155	# this really needs to be done in an extra post-pass
3156	# (which needs to be synchronous, so solve it differently)
3157	load_resource_file "$DATADIR/archetypes"
3158	or die "unable to load archetypes\n";
3159	}	3485	}
3160		3486
3161	sub reload_treasures {	3487	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
3164	}	3490	}
3165		3491
		3492	sub reload_sound {
		3493	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3494	or die "$DATADIR/sound $!";
		3495
		3496	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3497
		3498	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3499	my $sound = $soundconf->{compat}[$_]
		3500	or next;
		3501
		3502	my $face = cf::face::find "sound/$sound->[1]";
		3503	cf::sound::set $sound->[0] => $face;
		3504	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3505	}
		3506
		3507	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3508	my $face = cf::face::find "sound/$v";
		3509	cf::sound::set $k => $face;
		3510	}
		3511	}
		3512
3166	sub reload_resources {	3513	sub reload_resources {
3167	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
3168		3515
		3516	reload_facedata;
		3517	reload_sound;
		3518	reload_archetypes;
3169	reload_regions;	3519	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3520	reload_treasures;
3174		3521
3175	warn "finished reloading resource files\n";	3522	warn "finished reloading resource files\n";
3176	}	3523	}
3177		3524
3178	sub init {
3179	reload_resources;
3180	}
3181
3182	sub reload_config {	3525	sub reload_config {
		3526	warn "reloading config file...\n";
		3527
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3528	open my $fh, "<:utf8", "$CONFDIR/config"
3184	or return;	3529	or return;
3185		3530
3186	local $/;	3531	local $/;
3187	*CFG = YAML::Syck::Load <$fh>;	3532	*CFG = YAML::XS::Load scalar <$fh>;
3188		3533
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3534	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3535
3191	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3536	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3192	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3537	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3193		3538
3194	if (exists $CFG{mlockall}) {	3539	if (exists $CFG{mlockall}) {
…		…
3196	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3541	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3197	and die "WARNING: m(un)lockall failed: $!\n";	3542	and die "WARNING: m(un)lockall failed: $!\n";
3198	};	3543	};
3199	warn $@ if $@;	3544	warn $@ if $@;
3200	}	3545	}
		3546
		3547	warn "finished reloading resource files\n";
		3548	}
		3549
		3550	sub pidfile() {
		3551	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3552	or die "$PIDFILE: $!";
		3553	flock $fh, &Fcntl::LOCK_EX
		3554	or die "$PIDFILE: flock: $!";
		3555	$fh
		3556	}
		3557
		3558	# make sure only one server instance is running at any one time
		3559	sub atomic {
		3560	my $fh = pidfile;
		3561
		3562	my $pid = <$fh>;
		3563	kill 9, $pid if $pid > 0;
		3564
		3565	seek $fh, 0, 0;
		3566	print $fh $$;
		3567	}
		3568
		3569	sub main_loop {
		3570	warn "EV::loop starting\n";
		3571	if (1) {
		3572	EV::loop;
		3573	}
		3574	warn "EV::loop returned\n";
		3575	goto &main_loop unless $REALLY_UNLOOP;
3201	}	3576	}
3202		3577
3203	sub main {	3578	sub main {
		3579	cf::init_globals; # initialise logging
		3580
		3581	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3582	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3583	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3584	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3585
		3586	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3587
3204	# we must not ever block the main coroutine	3588	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3589	local $Coro::idle = sub {
3206	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3590	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3207	(async {	3591	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3592	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3593	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3594	})->prio (Coro::PRIO_MAX);
3211	};	3595	};
3212		3596
		3597	evthread_start IO::AIO::poll_fileno;
		3598
		3599	cf::sync_job {
		3600	cf::init_experience;
		3601	cf::init_anim;
		3602	cf::init_attackmess;
		3603	cf::init_dynamic;
		3604
		3605	cf::load_settings;
		3606	cf::load_materials;
		3607
		3608	reload_resources;
3213	reload_config;	3609	reload_config;
3214	db_init;	3610	db_init;
		3611
		3612	cf::init_uuid;
		3613	cf::init_signals;
		3614	cf::init_skills;
		3615
		3616	cf::init_beforeplay;
		3617
		3618	atomic;
		3619
3215	load_extensions;	3620	load_extensions;
3216		3621
3217	$TICK_WATCHER->start;	3622	utime time, time, $RUNTIMEFILE;
3218	Event::loop;	3623
		3624	# no (long-running) fork's whatsoever before this point(!)
		3625	use POSIX ();
		3626	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3627
		3628	(pop @POST_INIT)->(0) while @POST_INIT;
		3629	};
		3630
		3631	cf::object::thawer::errors_are_fatal 0;
		3632	warn "parse errors in files are no longer fatal from this point on.\n";
		3633
		3634	main_loop;
3219	}	3635	}
3220		3636
3221	#############################################################################	3637	#############################################################################
3222	# initialisation and cleanup	3638	# initialisation and cleanup
3223		3639
3224	# install some emergency cleanup handlers	3640	# install some emergency cleanup handlers
3225	BEGIN {	3641	BEGIN {
		3642	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3643	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3644	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3645	cf::cleanup "SIG$signal";
3234	},
3235	);	3646	};
3236	}	3647	}
3237	}	3648	}
3238		3649
3239	sub write_runtime {	3650	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3651	my $t0 = AE::time;
3241		3652
3242	# first touch the runtime file to show we are still running:	3653	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3654	# the fsync below can take a very very long time.
3244		3655
3245	IO::AIO::aio_utime $runtime, undef, undef;	3656	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3657
3247	my $guard = cf::lock_acquire "write_runtime";	3658	my $guard = cf::lock_acquire "write_runtime";
3248		3659
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3660	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3661	or return;
3251		3662
3252	my $value = $cf::RUNTIME + 90 + 10;	3663	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3664	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3665	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3675	aio_utime $fh, undef, undef;
3265		3676
3266	close $fh	3677	close $fh
3267	or return;	3678	or return;
3268		3679
3269	aio_rename "$runtime~", $runtime	3680	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3681	and return;
3271		3682
3272	warn "runtime file written.\n";	3683	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3684
3274	1	3685	1
		3686	}
		3687
		3688	our $uuid_lock;
		3689	our $uuid_skip;
		3690
		3691	sub write_uuid_sync($) {
		3692	$uuid_skip ||= $_[0];
		3693
		3694	return if $uuid_lock;
		3695	local $uuid_lock = 1;
		3696
		3697	my $uuid = "$LOCALDIR/uuid";
		3698
		3699	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3700	or return;
		3701
		3702	my $value = uuid_seq uuid_cur;
		3703
		3704	unless ($value) {
		3705	warn "cowardly refusing to write zero uuid value!\n";
		3706	return;
		3707	}
		3708
		3709	my $value = uuid_str $value + $uuid_skip;
		3710	$uuid_skip = 0;
		3711
		3712	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3713	and return;
		3714
		3715	# always fsync - this file is important
		3716	aio_fsync $fh
		3717	and return;
		3718
		3719	close $fh
		3720	or return;
		3721
		3722	aio_rename "$uuid~", $uuid
		3723	and return;
		3724
		3725	warn "uuid file written ($value).\n";
		3726
		3727	1
		3728
		3729	}
		3730
		3731	sub write_uuid($$) {
		3732	my ($skip, $sync) = @_;
		3733
		3734	$sync ? write_uuid_sync $skip
		3735	: async { write_uuid_sync $skip };
3275	}	3736	}
3276		3737
3277	sub emergency_save() {	3738	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3739	my $freeze_guard = cf::freeze_mainloop;
3279		3740
3280	warn "enter emergency perl save\n";	3741	warn "emergency_perl_save: enter\n";
3281		3742
3282	cf::sync_job {	3743	cf::sync_job {
		3744	# this is a trade-off: we want to be very quick here, so
		3745	# save all maps without fsync, and later call a global sync
		3746	# (which in turn might be very very slow)
		3747	local $USE_FSYNC = 0;
		3748
3283	# use a peculiar iteration method to avoid tripping on perl	3749	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	3750	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	3751	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	3752	warn "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	3753	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	3754	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	3755	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3756	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	3757	$pl->save;
3292	}	3758	}
3293	warn "end emergency player save\n";	3759	warn "emergency_perl_save: end player save\n";
3294		3760
3295	warn "begin emergency map save\n";	3761	warn "emergency_perl_save: begin map save\n";
3296	for my $path (keys %cf::MAP) {	3762	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	3763	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	3764	$map->valid or next;
3299	$map->save;	3765	$map->save;
3300	}	3766	}
3301	warn "end emergency map save\n";	3767	warn "emergency_perl_save: end map save\n";
3302		3768
3303	warn "begin emergency database checkpoint\n";	3769	warn "emergency_perl_save: begin database checkpoint\n";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	3770	BDB::db_env_txn_checkpoint $DB_ENV;
3305	warn "end emergency database checkpoint\n";	3771	warn "emergency_perl_save: end database checkpoint\n";
		3772
		3773	warn "emergency_perl_save: begin write uuid\n";
		3774	write_uuid_sync 1;
		3775	warn "emergency_perl_save: end write uuid\n";
3306	};	3776	};
3307		3777
		3778	warn "emergency_perl_save: starting sync()\n";
		3779	IO::AIO::aio_sync sub {
		3780	warn "emergency_perl_save: finished sync()\n";
		3781	};
		3782
3308	warn "leave emergency perl save\n";	3783	warn "emergency_perl_save: leave\n";
3309	}	3784	}
3310		3785
3311	sub post_cleanup {	3786	sub post_cleanup {
3312	my ($make_core) = @_;	3787	my ($make_core) = @_;
3313		3788
3314	warn Carp::longmess "post_cleanup backtrace"	3789	warn Carp::longmess "post_cleanup backtrace"
3315	if $make_core;	3790	if $make_core;
		3791
		3792	my $fh = pidfile;
		3793	unlink $PIDFILE if <$fh> == $$;
		3794	}
		3795
		3796	# a safer delete_package, copied from Symbol
		3797	sub clear_package($) {
		3798	my $pkg = shift;
		3799
		3800	# expand to full symbol table name if needed
		3801	unless ($pkg =~ /^main::.*::$/) {
		3802	$pkg = "main$pkg" if $pkg =~ /^::/;
		3803	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3804	$pkg .= '::' unless $pkg =~ /::$/;
		3805	}
		3806
		3807	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3808	my $stem_symtab = *{$stem}{HASH};
		3809
		3810	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3811	or return;
		3812
		3813	# clear all symbols
		3814	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3815	for my $name (keys %$leaf_symtab) {
		3816	_gv_clear *{"$pkg$name"};
		3817	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3818	}
3316	}	3819	}
3317		3820
3318	sub do_reload_perl() {	3821	sub do_reload_perl() {
3319	# can/must only be called in main	3822	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	3823	if (in_main) {
3321	warn "can only reload from main coroutine";	3824	warn "can only reload from main coroutine";
3322	return;	3825	return;
3323	}	3826	}
3324		3827
		3828	return if $RELOAD++;
		3829
		3830	my $t1 = AE::time;
		3831
		3832	while ($RELOAD) {
3325	warn "reloading...";	3833	warn "reloading...";
3326		3834
3327	warn "entering sync_job";	3835	warn "entering sync_job";
3328		3836
3329	cf::sync_job {	3837	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3331	cf::emergency_save;	3839	cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
3333		3841
3334	warn "syncing database to disk";	3842	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;	3843	BDB::db_env_txn_checkpoint $DB_ENV;
3336		3844
3337	# if anything goes wrong in here, we should simply crash as we already saved	3845	# if anything goes wrong in here, we should simply crash as we already saved
3338		3846
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";	3847	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;	3848	while (IO::AIO::nreqs || BDB::nreqs) {
3350	warn "iterate...";	3849	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();
3358
3359	warn "removing commands";
3360	%COMMAND = ();
3361
3362	warn "removing ext/exti commands";
3363	%EXTCMD = ();
3364	%EXTICMD = ();
3365
3366	warn "unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";
3369
3370	if (my $cb = $pkg->can ("unload")) {
3371	eval {
3372	$cb->($pkg);
3373	1
3374	} or warn "$pkg unloaded, but with errors: $@";
3375	}	3850	}
3376		3851
3377	warn "... nuking $pkg";	3852	warn "cancelling all extension coros";
3378	Symbol::delete_package $pkg;	3853	$_->cancel for values %EXT_CORO;
3379	}	3854	%EXT_CORO = ();
3380		3855
3381	warn "unloading all perl modules loaded from $LIBDIR";	3856	warn "removing commands";
3382	while (my ($k, $v) = each %INC) {	3857	%COMMAND = ();
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		3858
		3859	warn "removing ext/exti commands";
		3860	%EXTCMD = ();
		3861	%EXTICMD = ();
		3862
		3863	warn "unloading/nuking all extensions";
		3864	for my $pkg (@EXTS) {
3385	warn "... unloading $k";	3865	warn "... unloading $pkg";
3386	delete $INC{$k};
3387		3866
3388	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;
3390
3391	if (my $cb = $k->can ("unload_module")) {	3867	if (my $cb = $pkg->can ("unload")) {
		3868	eval {
3392	$cb->();	3869	$cb->($pkg);
		3870	1
		3871	} or warn "$pkg unloaded, but with errors: $@";
		3872	}
		3873
		3874	warn "... clearing $pkg";
		3875	clear_package $pkg;
3393	}	3876	}
3394		3877
3395	Symbol::delete_package $k;	3878	warn "unloading all perl modules loaded from $LIBDIR";
		3879	while (my ($k, $v) = each %INC) {
		3880	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3881
		3882	warn "... unloading $k";
		3883	delete $INC{$k};
		3884
		3885	$k =~ s/\.pm$//;
		3886	$k =~ s/\//::/g;
		3887
		3888	if (my $cb = $k->can ("unload_module")) {
		3889	$cb->();
		3890	}
		3891
		3892	clear_package $k;
3396	}	3893	}
3397		3894
3398	warn "getting rid of safe::, as good as possible";	3895	warn "getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	3896	clear_package "safe::$_"
3400	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3897	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3401		3898
3402	warn "unloading cf.pm \"a bit\"";	3899	warn "unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	3900	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	3901	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		3902
3406	# don't, removes xs symbols, too,	3903	# don't, removes xs symbols, too,
3407	# and global variables created in xs	3904	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	3905	#clear_package __PACKAGE__;
3409		3906
3410	warn "unload completed, starting to reload now";	3907	warn "unload completed, starting to reload now";
3411		3908
3412	warn "reloading cf.pm";	3909	warn "reloading cf.pm";
3413	require cf;	3910	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3911	cf::_connect_to_perl_1;
3415		3912
3416	warn "loading config and database again";	3913	warn "loading config and database again";
3417	cf::reload_config;	3914	cf::reload_config;
3418		3915
3419	warn "loading extensions";	3916	warn "loading extensions";
3420	cf::load_extensions;	3917	cf::load_extensions;
3421		3918
		3919	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	3920	warn "reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	3921	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	3922	warn "reattaching attachments to maps";
3425	reattach $_ for values %MAP;	3923	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	3924	warn "reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	3925	reattach $_ for values %PLAYER;
		3926	}
3428		3927
		3928	warn "running post_init jobs";
		3929	(pop @POST_INIT)->(1) while @POST_INIT;
		3930
3429	warn "leaving sync_job";	3931	warn "leaving sync_job";
3430		3932
3431	1	3933	1
3432	} or do {	3934	} or do {
3433	warn $@;	3935	warn $@;
3434	warn "error while reloading, exiting.";	3936	cf::cleanup "error while reloading, exiting.";
3435	exit 1;
3436	};	3937	};
3437		3938
3438	warn "reloaded";	3939	warn "reloaded";
		3940	--$RELOAD;
		3941	}
		3942
		3943	$t1 = AE::time - $t1;
		3944	warn "reload completed in ${t1}s\n";
3439	};	3945	};
3440		3946
3441	our $RELOAD_WATCHER; # used only during reload	3947	our $RELOAD_WATCHER; # used only during reload
3442		3948
3443	sub reload_perl() {	3949	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	3950	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	3951	# coro crashes during coro_state_free->destroy here.
3446		3952
3447	$RELOAD_WATCHER ||= Event->timer (	3953	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	3954	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	3955
3450	data => WF_AUTOCANCEL,	3956	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	3957	do_reload_perl;
3453	undef $RELOAD_WATCHER;	3958	undef $RELOAD_WATCHER;
3454	},	3959	};
3455	);	3960	};
3456	}	3961	}
3457		3962
3458	register_command "reload" => sub {	3963	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	3964	my ($who, $arg) = @_;
3460		3965
…		…
3473		3978
3474	our @WAIT_FOR_TICK;	3979	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;	3980	our @WAIT_FOR_TICK_BEGIN;
3476		3981
3477	sub wait_for_tick {	3982	sub wait_for_tick {
3478	return unless $TICK_WATCHER->is_active;
3479	return if $Coro::current == $Coro::main;	3983	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3480		3984
3481	my $signal = new Coro::Signal;	3985	my $signal = new Coro::Signal;
3482	push @WAIT_FOR_TICK, $signal;	3986	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;	3987	$signal->wait;
3484	}	3988	}
3485		3989
3486	sub wait_for_tick_begin {	3990	sub wait_for_tick_begin {
3487	return unless $TICK_WATCHER->is_active;
3488	return if $Coro::current == $Coro::main;	3991	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3489		3992
3490	my $signal = new Coro::Signal;	3993	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	3994	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	3995	$signal->wait;
3493	}	3996	}
3494		3997
3495	$TICK_WATCHER = Event->timer (	3998	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	3999	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4000	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4001	unless ++$bug_warning > 10;
3505	return;	4002	return;
3506	}	4003	}
3507		4004
3508	$NOW = $tick_start = Event::time;
3509
3510	cf::server_tick; # one server iteration	4005	cf::server_tick; # one server iteration
3511		4006
3512	$RUNTIME += $TICK;	4007	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3513	$NEXT_TICK += $TICK;
3514		4008
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4009	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4010	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4011	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4012	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4013	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4014	or warn "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4015	};
		4016	}
3523		4017
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4018	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4019	$sig->send;
3526	}	4020	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4021	while (my $sig = shift @WAIT_FOR_TICK) {
3528	$sig->send;	4022	$sig->send;
3529	}	4023	}
3530		4024
3531	$NOW = Event::time;	4025	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4026	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4027
3542	_post_tick;	4028	if (0) {
		4029	if ($NEXT_TICK) {
		4030	my $jitter = $TICK_START - $NEXT_TICK;
		4031	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4032	warn "jitter $JITTER\n";#d#
		4033	}
3543	},	4034	}
3544	);	4035	}
3545		4036
3546	{	4037	{
		4038	# configure BDB
		4039
3547	BDB::min_parallel 8;	4040	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4041	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4042	$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4043
3573	unless ($DB_ENV) {	4044	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4045	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4046	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| BDB::LOG_AUTOREMOVE, 1);	4047	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4048	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4049	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4050	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4051
3580	cf::sync_job {	4052	cf::sync_job {
3581	eval {	4053	eval {
…		…
3591		4063
3592	cf::cleanup "db_env_open(db): $@" if $@;	4064	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4065	};
3594	}	4066	}
3595		4067
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4068	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4069	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3604	},
3605	);	4070	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4071	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4072	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4073	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4074	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4075	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4076	};
3626	}	4077	}
3627		4078
3628	{	4079	{
		4080	# configure IO::AIO
		4081
3629	IO::AIO::min_parallel 8;	4082	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4083	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4084	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4085	}
3642		4086
3643	my $_log_backtrace;	4087	my $_log_backtrace;
3644		4088
3645	sub _log_backtrace {	4089	sub _log_backtrace {
…		…
3648	$msg =~ s/\n//;	4092	$msg =~ s/\n//;
3649		4093
3650	# limit the # of concurrent backtraces	4094	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4095	if ($_log_backtrace < 2) {
3652	++$_log_backtrace;	4096	++$_log_backtrace;
		4097	my $perl_bt = Carp::longmess $msg;
3653	async {	4098	async {
3654	$Coro::current->{desc} = "abt $msg";	4099	$Coro::current->{desc} = "abt $msg";
3655		4100
3656	my @bt = fork_call {	4101	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4102	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4113	}
3669		4114
3670	@funcs	4115	@funcs
3671	};	4116	};
3672		4117
3673	LOG llevInfo, "[ABT] $msg\n";	4118	LOG llevInfo, "[ABT] $perl_bt\n";
		4119	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4120	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4121	--$_log_backtrace;
3676	};	4122	};
3677	} else {	4123	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4124	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4125	LOG llevInfo, "[ABT] [suppressed]\n";
3680	}	4126	}
3681	}	4127	}
3682		4128
3683	# load additional modules	4129	# load additional modules
3684	use cf::pod;	4130	require "cf/$_.pm" for @EXTRA_MODULES;
		4131	cf::_connect_to_perl_2;
3685		4132
3686	END { cf::emergency_save }	4133	END { cf::emergency_save }
3687		4134
3688	1	4135	1
3689		4136

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