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Revision 1.410 by root, Tue Jan 15 12:02:24 2008 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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 EV 1.86;	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 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		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;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		77
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		80
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
71	our %RESOURCE;	111	our %RESOURCE;
72		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;
		118
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	121	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		123
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
85		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
90	our $NOW;	135	our $NOW;
…		…
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
170	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
171	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.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	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
176	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
177	that call.	245	that call.
178		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
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	258	my $msg = join "", @_;
186		259
187	$msg .= "\n"	260	$msg .= "\n"
188	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
189		262
190	$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;
191		264
192	LOG llevError, $msg;	265	LOG llevError, $msg;
193	};	266	};
194	}
195		267
196	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	269	return unless $^S eq 0; # "eq", not "=="
198		270
199	if ($Coro::current == $Coro::main) {#d#	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	275	return;#d#
202	}#d#	276	}#d#
203		277
204	# kill coroutine otherwise	278	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	279	Coro::terminate
207	};	280	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		281
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	292	for my $pkg (qw(
222	cf::global cf::attachable	293	cf::global cf::attachable
223	cf::object cf::object::player	294	cf::object cf::object::player
224	cf::client cf::player	295	cf::client cf::player
225	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
226	cf::map cf::party cf::region	298	cf::party cf::region
227	)) {	299	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	301	}
231		302
232	$EV::DIED = sub {	303	$EV::DIED = sub {
233	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
234	};	305	};
235		306
236	#############################################################################	307	#############################################################################
237		308
238	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		347
277	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
279		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	}
		364
280	=item cf::lock_wait $string	365	=item cf::lock_wait $string
281		366
282	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
283		368
284	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
285		370
286	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
287	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,
288	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
289	returned.	374	returned.
290		375
291	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
292	deadlocked coro.	377	deadlocked coro.
…		…
298		383
299	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.
300		385
301	=cut	386	=cut
302		387
303	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		389
306	sub lock_wait($) {	390	sub lock_wait($) {
307	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	392	}
320		393
321	sub lock_acquire($) {	394	sub lock_acquire($) {
322	my ($key) = @_;	395	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	396	}
336		397
337	sub lock_active($) {	398	sub lock_active($) {
338	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	400	}
342		401
343	sub freeze_mainloop {	402	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
345		404
346	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	406	}
352		407
353	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
354		409
355	Like EV::periodic, but randomly selects a starting point so that the actions	410	Like EV::periodic, but randomly selects a starting point so that the actions
356	get spread over timer.	411	get spread over time.
357		412
358	=cut	413	=cut
359		414
360	sub periodic($$) {	415	sub periodic($$) {
361	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
378		433
379	=cut	434	=cut
380		435
381	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
383		439
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
387		443
388	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
389		446
390	while () {	447	while () {
391	next_job:	448	next_job:
		449
392	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	451
394	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	456	$job->[2]->send;
398	Coro::cede;	457	Coro::cede;
399	goto next_job;	458	goto next_job;
400	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	461	}
402	}	462	}
403		463
404	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
405	# 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
406	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
407	$signal->wait;	467	$signal->wait;
408	} else {	468	} else {
		469	$busy = 0;
409	Coro::schedule;	470	Coro::schedule;
410	}	471	}
411	}	472	}
412	};	473	};
413		474
414	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
415	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
416		479
417	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
418	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
419		483
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
449		513
450	sub sync_job(&) {	514	sub sync_job(&) {
451	my ($job) = @_;	515	my ($job) = @_;
452		516
453	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
454	my $time = EV::time;	518	my $time = AE::time;
455		519
456	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
458		522
459	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
460		524
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
464		526
465	my $busy = 1;	527	my $busy = 1;
466	my @res;	528	my @res;
467		529
…		…
478	} else {	540	} else {
479	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
480	}	542	}
481	}	543	}
482		544
483	$time = EV::time - $time;	545	my $time = AE::time - $time;
484		546
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
489		548
490	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
491	} else {	550	} else {
492	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
493		552
…		…
535	reset_signals;	594	reset_signals;
536	&$cb	595	&$cb
537	}, @args;	596	}, @args;
538		597
539	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
540	}	637	}
541		638
542	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
543		640
544	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
683		780
684	#############################################################################	781	#############################################################################
685		782
686	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
687		784
688	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
689	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")
690	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
691		788
692	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>
693	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
…		…
743	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
744		841
745	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
747		844
748	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
749	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
750		847
751	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
752		849
753	=over 4	850	=over 4
…		…
1044		1141
1045	sub reattach {	1142	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1144	my ($obj) = @_;
1048		1145
		1146	# no longer needed after getting rid of delete_package?
1049	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
1050		1148
1051	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1052		1150
1053	@$registry = ();	1151	@$registry = ();
1054		1152
…		…
1097		1195
1098	sync_job {	1196	sync_job {
1099	if (length $$rdata) {	1197	if (length $$rdata) {
1100	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1103		1202
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	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	}
1108	close $fh;	1210	aio_close $fh;
1109		1211
1110	if (@$objs) {	1212	if (@$objs) {
1111	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) {
1112	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1115	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	}
1116	close $fh;	1221	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1223	}
1119	} else {	1224	} else {
1120	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1121	}	1226	}
1122		1227
1123	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1232	} else {
1125	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1126	}	1234	}
1127	} else {	1235	} else {
1128	aio_unlink $filename;	1236	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1130	}	1238	}
…		…
1155	$av = $st->{objs};	1263	$av = $st->{objs};
1156	}	1264	}
1157		1265
1158	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1159	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1160	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1161		1270
1162	($data, $av)	1271	($data, $av)
1163	}	1272	}
1164		1273
1165	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1221	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1222		1331
1223	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1224	}	1333	}
1225		1334
		1335	use File::Glob ();
		1336
1226	cf::player->attach (	1337	cf::player->attach (
1227	on_command => sub {	1338	on_unknown_command => sub {
1228	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1229		1340
1230	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1231	or return;	1342	or return;
1232		1343
…		…
1262		1373
1263	cf::override;	1374	cf::override;
1264	},	1375	},
1265	);	1376	);
1266		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
1267	sub load_extensions {	1391	sub load_extensions {
1268	cf::sync_job {	1392	cf::sync_job {
1269	my %todo;	1393	my %todo;
1270		1394
1271	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1290		1414
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1417
1294	$ext{source} =	1418	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1296	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1297	. $source	1421	. $source
1298	. "\n};\n1";	1422	. "\n};\n1";
1299		1423
1300	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1301	}	1425	}
1302		1426
		1427	my $pass = 0;
1303	my %done;	1428	my %done;
1304	while (%todo) {	1429	while (%todo) {
1305	my $progress;	1430	my $progress;
1306		1431
		1432	++$pass;
		1433
		1434	ext:
1307	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1437	next ext
1310	unless exists $done{$_};	1438	unless exists $done{$_};
1311	}	1439	}
1312		1440
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1442
1315	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1319	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1320	warn $msg;	1450
1321	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1322	exit 1;	1452	delete $todo{$k};
1323	}	1453	} else {
1324		1454	$done{$k} = delete $todo{$k};
1325	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1326	}	1460	}
1327
1328	$done{$k} = delete $todo{$k};
1329	push @EXTS, $v->{pkg};
1330	$progress = 1;
1331	}	1461	}
1332		1462
1333	skip:	1463	unless ($progress) {
1334	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1335	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1336	}	1471	}
1337	};	1472	};
1338	}	1473	}
1339		1474
1340	#############################################################################	1475	#############################################################################
1341		1476
1342	=back	1477	=back
1343		1478
1344	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1345		1480
1346	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1347		1482
1348	=cut	1483	=cut
1349		1484
1350	package cf::player;	1485	package cf::player;
1351		1486
…		…
1394		1529
1395	sub exists($) {	1530	sub exists($) {
1396	my ($login) = @_;	1531	my ($login) = @_;
1397		1532
1398	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1399	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1400	}	1535	}
1401		1536
1402	sub find($) {	1537	sub find($) {
1403	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1404	my $login = $_[0];	1539	my $login = $_[0];
…		…
1416	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1417	or return;	1552	or return;
1418		1553
1419	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1420	or return;	1555	or return;
		1556
1421	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1422	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1423	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1424	}	1560	}
1425	}	1561	}
1426	}	1562	}
1427		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($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
1428	sub save($) {	1577	sub save($) {
1429	my ($pl) = @_;	1578	my ($pl) = @_;
1430		1579
1431	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1432		1581
…		…
1435		1584
1436	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1437		1586
1438	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1439	$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];
1440		1594
1441	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1442	cf::cede_to_tick;	1596	cf::cede_to_tick;
1443	}	1597	}
1444		1598
…		…
1476	my ($pl) = @_;	1630	my ($pl) = @_;
1477		1631
1478	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1479		1633
1480	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1481	$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
1482		1636
1483	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1484	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1485	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1486	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1487		1642
1488	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1489	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1528		1683
1529	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1530	my $path = path $login;	1685	my $path = path $login;
1531		1686
1532	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1533	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1534	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1535	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1536	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1537	}	1693	}
1538		1694
…		…
1542		1698
1543	\@logins	1699	\@logins
1544	}	1700	}
1545		1701
1546	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1547		1705
1548	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1549	player. May block.	1707	player. May block.
1550		1708
1551	=cut	1709	=cut
…		…
1569	}	1727	}
1570		1728
1571	\@paths	1729	\@paths
1572	}	1730	}
1573		1731
1574	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1575		1733
1576	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1577
1578	=cut
1579
1580	use re 'eval';
1581
1582	my $group;
1583	my $interior; $interior = qr{
1584	# match a pod interior sequence sans C<< >>
1585	(?:
1586	\ (.*?)\ (?{ $group = $^N })
1587	| < (??{$interior}) >
1588	)
1589	}x;
1590
1591	sub expand_cfpod {
1592	my ($self, $pod) = @_;
1593
1594	my $xml;
1595
1596	while () {
1597	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1598	$group = $1;
1599
1600	$group =~ s/&/&amp;/g;
1601	$group =~ s/</&lt;/g;
1602
1603	$xml .= $group;
1604	} elsif ($pod =~ m%\G
1605	([BCGHITU])
1606	<
1607	(?:
1608	([^<>]*) (?{ $group = $^N })
1609	| < $interior >
1610	)
1611	>
1612	%gcsx
1613	) {
1614	my ($code, $data) = ($1, $group);
1615
1616	if ($code eq "B") {
1617	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1618	} elsif ($code eq "I") {
1619	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1620	} elsif ($code eq "U") {
1621	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1622	} elsif ($code eq "C") {
1623	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1624	} elsif ($code eq "T") {
1625	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1626	} elsif ($code eq "G") {
1627	my ($male, $female) = split /\|/, $data;
1628	$data = $self->gender ? $female : $male;
1629	$xml .= expand_cfpod ($self, $data);
1630	} elsif ($code eq "H") {
1631	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1632	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1633	"")
1634	[$self->{hintmode}];
1635	} else {
1636	$xml .= "error processing '$code($data)' directive";
1637	}
1638	} else {
1639	if ($pod =~ /\G(.+)/) {
1640	warn "parse error while expanding $pod (at $1)";
1641	}
1642	last;
1643	}
1644	}
1645
1646	for ($xml) {
1647	# create single paragraphs (very hackish)
1648	s/(?<=\S)\n(?=\w)/ /g;
1649
1650	# compress some whitespace
1651	s/\s+\n/\n/g; # ws line-ends
1652	s/\n\n+/\n/g; # double lines
1653	s/^\n+//; # beginning lines
1654	s/\n+$//; # ending lines
1655	}
1656
1657	$xml
1658	}
1659
1660	no re 'eval';
1661
1662	sub hintmode {
1663	$_[0]{hintmode} = $_[1] if @_ > 1;
1664	$_[0]{hintmode}
1665	}
1666		1735
1667	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1668		1737
1669	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1670		1739
…		…
1702		1771
1703	=cut	1772	=cut
1704		1773
1705	sub find_by_path($) {	1774	sub find_by_path($) {
1706	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1707		1778
1708	my ($match, $specificity);	1779	my ($match, $specificity);
1709		1780
1710	for my $region (list) {	1781	for my $region (list) {
1711	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1737	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1738	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1739		1810
1740	sub generate_random_map {	1811	sub generate_random_map {
1741	my ($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
1742	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1743	$self->_create_random_map (	1817	$self->_create_random_map (
1744	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1745	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1746	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1747	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1748	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1749	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1750	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1772		1846
1773	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1774	}	1848	}
1775		1849
1776	# also paths starting with '/'	1850	# also paths starting with '/'
1777	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1778		1852
1779	sub thawer_merge {	1853	sub thawer_merge {
1780	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1781		1855
1782	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1868		1942
1869	# the temporary/swap location	1943	# the temporary/swap location
1870	sub save_path {	1944	sub save_path {
1871	my ($self) = @_;	1945	my ($self) = @_;
1872		1946
1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1874	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1875	}	1949	}
1876		1950
1877	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1878	sub uniq_path {	1952	sub uniq_path {
1879	my ($self) = @_;	1953	my ($self) = @_;
1880		1954
1881	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1882	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1883	}
1884
1885	# and all this just because we cannot iterate over
1886	# all maps in C++...
1887	sub change_all_map_light {
1888	my ($change) = @_;
1889
1890	$_->change_map_light ($change)
1891	for grep $_->outdoor, values %cf::MAP;
1892	}	1957	}
1893		1958
1894	sub decay_objects {	1959	sub decay_objects {
1895	my ($self) = @_;	1960	my ($self) = @_;
1896		1961
…		…
1980	sub find {	2045	sub find {
1981	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1982		2047
1983	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1984		2049
1985	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1987		2052
1988	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1989	my $guard1 = cf::lock_acquire "map_find:$path";
1990	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1991
1992	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1993	or return;	2055	or return;
1994		2056
1995	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1996		2058
…		…
1998	or return;	2060	or return;
1999		2061
2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2001	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
2002	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
2003	undef $guard1;	2066	undef $guard1;
2004	undef $guard2;
2005	$map->reset;	2067	$map->reset;
2006	return find $path;	2068	return find $path;
2007	}	2069	}
2008		2070
2009	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
2010	}	2072	}
2011	}	2073	}
2012		2074
2013	sub pre_load { }	2075	sub pre_load { }
2014	sub post_load { }	2076	#sub post_load { } # XS
2015		2077
2016	sub load {	2078	sub load {
2017	my ($self) = @_;	2079	my ($self) = @_;
2018		2080
2019	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2036	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2037	$f->skip_block;	2099	$f->skip_block;
2038	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2039	or return;	2101	or return;
2040		2102
2041	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2042	if delete $self->{load_original};	2104	if delete $self->{load_original};
2043		2105
2044	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2045	utf8::encode $uniq;	2107	utf8::encode $uniq;
2046	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2064	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2065	$self->decay_objects;	2127	$self->decay_objects;
2066	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2067	$self->update_buttons;	2129	$self->update_buttons;
2068	cf::cede_to_tick;	2130	cf::cede_to_tick;
2069	$self->set_darkness_map;
2070	cf::cede_to_tick;
2071	$self->activate;	2131	$self->activate;
2072	}	2132	}
2073		2133
2074	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2075	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
2076		2136
2077	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
2078	}	2138	}
2079		2139
2080	$self->post_load;	2140	$self->post_load;
2081	}	2141	}
2082		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2146	sub customise_for {
2084	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2085		2148
2086	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2150	if $self->per_player;
…		…
2103	or next;	2166	or next;
2104	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2105	or next;	2168	or next;
2106	$neigh->load;	2169	$neigh->load;
2107		2170
		2171	# now find the diagonal neighbours
2108	push @neigh,	2172	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}	2175	}
2112		2176
…		…
2140	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
2141		2205
2142	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2143		2207
2144	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2145	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2146	}	2210	}
2147		2211
2148	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2149		2213
2150	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
…		…
2164	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2165		2229
2166	()	2230	()
2167	}	2231	}
2168		2232
		2233	# common code, used by both ->save and ->swapout
2169	sub save {	2234	sub _save {
2170	my ($self) = @_;	2235	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2236
2174	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2175		2238
2176	return unless $self->dirty;	2239	return unless $self->dirty;
2177		2240
…		…
2186		2249
2187	cf::async {	2250	cf::async {
2188	$Coro::current->{desc} = "map player save";	2251	$Coro::current->{desc} = "map player save";
2189	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2190	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2191		2256
2192	if ($uniq) {	2257	if ($uniq) {
2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2195	} else {	2260	} else {
2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2197	}	2262	}
2198	}	2263	}
2199		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2200	sub swap_out {	2273	sub swap_out {
2201	my ($self) = @_;	2274	my ($self) = @_;
2202		2275
2203	# save first because save cedes
2204	$self->save;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2208	return if $self->players;	2280	return if $self->players;
2209	return if $self->in_memory != cf::MAP_IN_MEMORY;
2210	return if $self->{deny_save};
2211		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2212	$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};
2213		2332
2214	$self->deactivate;	2333	$self->deactivate;
2215	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2216	$self->clear;	2335	$self->clear;
2217	}
2218
2219	sub reset_at {
2220	my ($self) = @_;
2221
2222	# TODO: safety, remove and allow resettable per-player maps
2223	return 1e99 if $self->{deny_reset};
2224
2225	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2226	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2227
2228	$time + $to
2229	}
2230
2231	sub should_reset {
2232	my ($self) = @_;
2233
2234	$self->reset_at <= $cf::RUNTIME
2235	}
2236
2237	sub reset {
2238	my ($self) = @_;
2239
2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2241
2242	return if $self->players;
2243
2244	warn "resetting map ", $self->path;
2245
2246	$self->in_memory (cf::MAP_SWAPPED);
2247
2248	# need to save uniques path
2249	unless ($self->{deny_save}) {
2250	my $uniq = $self->uniq_path; utf8::encode $uniq;
2251
2252	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2253	if $uniq;
2254	}
2255
2256	delete $cf::MAP{$self->path};
2257
2258	$self->deactivate;
2259	$_->clear_links_to ($self) for values %cf::MAP;
2260	$self->clear;
2261		2336
2262	$self->unlink_save;	2337	$self->unlink_save;
2263	$self->destroy;	2338	$self->destroy;
2264	}	2339	}
2265		2340
…		…
2273		2348
2274	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2275		2350
2276	$self->unlink_save;	2351	$self->unlink_save;
2277		2352
2278	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2279	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2280	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2281	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2283		2358
…		…
2332		2407
2333	sub unique_maps() {	2408	sub unique_maps() {
2334	[	2409	[
2335	map {	2410	map {
2336	utf8::decode $_;	2411	utf8::decode $_;
2337	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2338	? normalise $_	2415	: normalise $_
2339	: ()
2340	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2341	]	2417	]
2342	}	2418	}
2343		2419
2344	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	}
2345		2451
2346	=back	2452	=back
2347		2453
2348	=head3 cf::object	2454	=head3 cf::object
2349		2455
…		…
2353		2459
2354	=over 4	2460	=over 4
2355		2461
2356	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2357		2463
2358	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.
2359		2466
2360	=cut	2467	=cut
2361		2468
2362	sub inv_recursive_;	2469	sub inv_recursive_;
2363	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2368	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2369	}	2476	}
2370		2477
2371	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2372		2479
2373	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.
2374		2481
2375	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2376		2483
2377	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,
2378	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2410	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
2411	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2412		2519
2413	=cut	2520	=cut
2414		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
2415	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2416	# with dialog boxes.	2537	# with dialog boxes.
2417	#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
2418	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2419	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2430	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2431	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2432		2553
2433	} else {	2554	} else {
2434	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2435	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2436	}	2557	}
2437	}	2558	}
2438	}	2559	}
2439		2560
2440	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2465		2586
2466	=item $player_object->enter_link	2587	=item $player_object->enter_link
2467		2588
2468	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}>).
2469		2590
2470	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.
2471	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.
2472		2595
2473	Will never block.	2596	Will never block.
2474		2597
2475	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2476		2599
…		…
2496	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2620	my ($self) = @_;
2498		2621
2499	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2500		2623
		2624	++$self->{_link_recursion};
		2625
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2627
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2505		2630
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2632	}
2508		2633
2509	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2511		2636
…		…
2528	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2530		2655
2531	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2534		2659
2535	$map->load;	2660	$map->load;
2536	$map->load_neighbours;	2661	$map->load_neighbours;
2537		2662
2538	return unless $self->contr->active;	2663	return unless $self->contr->active;
2539	$self->activate_recursive;
2540		2664
2541	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2542	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2543	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2544		2672
		2673	}
		2674
2545	=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)]])
2546		2676
2547	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
2548	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2549	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
2550	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
2551	be called at the end of this process.	2681	be called at the end of this process.
2552		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
2553	=cut	2686	=cut
2554		2687
2555	our $GOTOGEN;	2688	our $GOTOGEN;
2556		2689
2557	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2558	my ($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	}
2559		2698
2560	# 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
2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2562		2701
2563	$self->enter_link;	2702	$self->enter_link;
…		…
2587	my $map = eval {	2726	my $map = eval {
2588	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2589		2728
2590	if ($map) {	2729	if ($map) {
2591	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2592	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2593	} else {	2732	} else {
2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2595	}	2734	}
2596		2735
2597	$map	2736	$map
…		…
2605	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2606	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2607	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2608	}	2747	}
2609		2748
2610	$done->() if $done;	2749	$done->($self) if $done;
2611	})->prio (1);	2750	})->prio (1);
2612	}	2751	}
2613		2752
2614	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2615		2754
…		…
2635	}	2774	}
2636		2775
2637	sub prepare_random_map {	2776	sub prepare_random_map {
2638	my ($exit) = @_;	2777	my ($exit) = @_;
2639		2778
2640	my $guard = cf::lock_acquire "exit_prepare:$exit";
2641
2642	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2643	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2644	# that depends on the exit object	2781	# that depends on the exit object
2645		2782
2646	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2648	if ($exit->map) {	2785	if ($exit->map) {
2649	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2650	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2651	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2652	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2653	}	2792	}
2654		2793
2655	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2656		2795
2657	my $data = cf::encode_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2658	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2659	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2660		2799
2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2662	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2663	undef $fh;	2802	undef $fh;
2664	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2665		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2666	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2667	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2668	}	2811	}
2669	}	2812	}
2670		2813
2671	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2672	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2673		2816
2674	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2675		2818
2676	if ($exit->slaying eq "/!") {
2677	#TODO: this should de-fi-ni-te-ly not be a sync-job
2678	# the problem is that $exit might not survive long enough
2679	# so it needs to be done right now, right here
2680	cf::sync_job { prepare_random_map $exit };
2681	}
2682
2683	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2684	my $hp = $exit->stats->hp;
2685	my $sp = $exit->stats->sp;
2686
2687	$self->enter_link;	2819	$self->enter_link;
2688		2820
2689	# if exit is damned, update players death & WoR home-position
2690	$self->contr->savebed ($slaying, $hp, $sp)
2691	if $exit->flag (FLAG_DAMNED);
2692
2693	(async {	2821	(async {
2694	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2822	$Coro::current->{desc} = "enter_exit";
2695		2823
2696	$self->deactivate_recursive; # just to be sure
2697	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
2698	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2699		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
2700	1;	2845	1
2701	}) {	2846	}) {
2702	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "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. "
2704	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2706		2851
2707	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2724	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2726		2871
2727	utf8::encode $text;	2872	utf8::encode $text;
2728	$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);
2729	}	2899	}
2730		2900
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		2902
2733	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
…		…
2737		2907
2738	=cut	2908	=cut
2739		2909
2740	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2741	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	},
2742	"c/identify" => {	2918	"c/identify" => {
2743	id => "infobox",	2919	id => "infobox",
2744	title => "Identify",	2920	title => "Identify",
2745	reply => undef,	2921	reply => undef,
2746	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	2924	"c/examine" => {
2749	id => "infobox",	2925	id => "infobox",
2750	title => "Examine",	2926	title => "Examine",
2751	reply => undef,	2927	reply => undef,
2752	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
2753	},	2935	},
2754	"c/book" => {	2936	"c/book" => {
2755	id => "infobox",	2937	id => "infobox",
2756	title => "Book",	2938	title => "Book",
2757	reply => undef,	2939	reply => undef,
…		…
2773	id => "infobox",	2955	id => "infobox",
2774	title => "Body Parts",	2956	title => "Body Parts",
2775	reply => undef,	2957	reply => undef,
2776	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2777	},	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	},
2778	"c/uptime" => {	2996	"c/uptime" => {
2779	id => "infobox",	2997	id => "infobox",
2780	title => "Uptime",	2998	title => "Uptime",
2781	reply => undef,	2999	reply => undef,
2782	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2785	id => "infobox",	3003	id => "infobox",
2786	title => "Map Info",	3004	title => "Map Info",
2787	reply => undef,	3005	reply => undef,
2788	tooltip => "Information related to the maps",	3006	tooltip => "Information related to the maps",
2789	},	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" => $CHAT_CHANNEL,
2790	);	3022	);
2791		3023
2792	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2793	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2794		3026
2795	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2796		3029
2797	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2798		3031
2799	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2800	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2801	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2802		3035
2803	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2804	if $self->can_msg;
2805
2806	$channel = $channel->{id};	3037	$channel = $channel->{id};
2807		3038
2808	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2809	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2810	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2811	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2812	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2813	if $self->can_msg;
2814	}	3044	}
2815		3045
2816	$channel = $channel->{id};	3046	$channel = $channel->{id};
2817	}	3047	}
2818		3048
2819	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2820		3050
2821	if ($self->can_msg) {
2822	# default colour, mask it out	3051	# default colour, mask it out
2823	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2824	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2825		3054
2826	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2827	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2828	} else {	3058	);
2829	if ($color >= 0) {
2830	# replace some tags by gcfclient-compatible ones
2831	for ($msg) {
2832	1 while
2833	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2834	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2835	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2836	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2837	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2838	}
2839		3059
2840	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2841
2842	utf8::encode $msg;
2843
2844	if (0 && $msg =~ /\[/) {
2845	# COMMAND/INFO
2846	$self->send_packet ("drawextinfo $color 10 8 $msg")
2847	} else {
2848	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2849	$self->send_packet ("drawinfo $color $msg")
2850	}
2851	}
2852	}
2853	}	3061	}
2854		3062
2855	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2856		3064
2857	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2860		3068
2861	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2862	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2863		3071
2864	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2865	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2866	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2867	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2868	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2869	}	3077	}
2870	}	3078	}
2871		3079
2872	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2873		3081
…		…
2877		3085
2878	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2879	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2880		3088
2881	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2882	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2883	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2884	#TODO: version 1, remove	3092	#TODO: version 1, remove
2885	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2886	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2887	}	3095	}
2888	}	3096	}
2889		3097
2890	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2891		3099
…		…
2992		3200
2993	$coro	3201	$coro
2994	}	3202	}
2995		3203
2996	cf::client->attach (	3204	cf::client->attach (
2997	on_destroy => sub {	3205	on_client_destroy => sub {
2998	my ($ns) = @_;	3206	my ($ns) = @_;
2999		3207
3000	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3001	},	3209	},
3002	);	3210	);
…		…
3018	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3019		3227
3020	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3021		3229
3022	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3023	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3024	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3025	sort time	3233	sort time
3026	));	3234	));
3027		3235
3028	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3031		3239
3032	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3033		3241
3034	cf::object	3242	cf::object
3035	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3036	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
3037		3246
3038	cf::object::player	3247	cf::object::player
3039	player	3248	player
3040		3249
3041	cf::player	3250	cf::player
…		…
3046		3255
3047	=cut	3256	=cut
3048		3257
3049	for (	3258	for (
3050	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3051	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3052	decrease_ob_nr destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3053	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3054	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3055	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3056	) {	3265	) {
3057	no strict 'refs';	3266	no strict 'refs';
3058	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3059	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3077		3286
3078	my $qcode = $code;	3287	my $qcode = $code;
3079	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3080	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3081		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3082	local $_;	3294	local $_;
3083	local @safe::cf::_safe_eval_args = values %vars;
3084		3295
3085	my $eval =	3296	my $eval =
3086	"do {\n"	3297	"do {\n"
3087	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3088	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3089	. $code	3300	. $code
3090	. "\n}"	3301	. "\n}"
3091	;	3302	;
3092		3303
		3304	if ($CFG{safe_eval}) {
3093	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3094	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3095	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3096		3313
3097	if ($@) {	3314	if ($@) {
3098	warn "$@";	3315	warn "$@";
3099	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3100	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3119	=cut	3336	=cut
3120		3337
3121	sub register_script_function {	3338	sub register_script_function {
3122	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3123		3340
3124	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3125	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3126	}	3343	}
3127		3344
3128	=back	3345	=back
3129		3346
3130	=cut	3347	=cut
…		…
3151		3368
3152	$facedata->{version} == 2	3369	$facedata->{version} == 2
3153	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3154		3371
3155	# 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]);
3156	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3157	type => FT_RSRC,	3375	type => FT_RSRC,
3158	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),
3159	};	3378	};
3160	cf::cede_to_tick;	3379	cf::cede_to_tick;
3161		3380
3162	{	3381	{
3163	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
…		…
3165	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3166	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3167		3386
3168	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3169	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3170	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3171	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3172		3391
3173	cf::cede_to_tick;	3392	cf::cede_to_tick;
3174	}	3393	}
3175		3394
3176	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
…		…
3200		3419
3201	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3202	}	3421	}
3203		3422
3204	{	3423	{
3205	# TODO: for gcfclient pleasure, we should give resources
3206	# that gcfclient doesn't grok a >10000 face index.
3207	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3208		3425
3209	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
3210	if (defined $info->{type}) {	3427	if (defined $info->{type}) {
3211	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3212	my $data;
3213		3429
3214	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3215	# prepend meta info
3216
3217	my $meta = $enc->encode ({
3218	name => $name,
3219	%{ $info->{meta} || {} },
3220	});
3221
3222	$data = pack "(w/a*)*", $meta, $info->{data};
3223	} else {
3224	$data = $info->{data};
3225	}
3226
3227	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3228	cf::face::set_type $idx, $info->{type};	3431	cf::face::set_type $idx, $info->{type};
3229	} else {	3432	} else {
3230	$RESOURCE{$name} = $info;	3433	$RESOURCE{$name} = $info;
3231	}	3434	}
3232		3435
…		…
3265	while (my ($k, $v) = each %$want) {	3468	while (my ($k, $v) = each %$want) {
3266	$ns->fx_want ($k, $v);	3469	$ns->fx_want ($k, $v);
3267	}	3470	}
3268	};	3471	};
3269		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
3270	sub reload_regions {	3483	sub reload_regions {
3271	# HACK to clear player env face cache, we need some signal framework	3484	# HACK to clear player env face cache, we need some signal framework
3272	# for this (global event?)	3485	# for this (global event?)
3273	%ext::player_env::MUSIC_FACE_CACHE = ();	3486	%ext::player_env::MUSIC_FACE_CACHE = ();
3274		3487
…		…
3287	}	3500	}
3288		3501
3289	sub reload_archetypes {	3502	sub reload_archetypes {
3290	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
3291	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
3292	#d# NEED to laod twice to resolve forward references
3293	# this really needs to be done in an extra post-pass
3294	# (which needs to be synchronous, so solve it differently)
3295	load_resource_file "$DATADIR/archetypes"
3296	or die "unable to load archetypes\n";
3297	}	3505	}
3298		3506
3299	sub reload_treasures {	3507	sub reload_treasures {
3300	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
3301	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
3302	}	3510	}
3303		3511
3304	sub reload_resources {	3512	sub reload_resources {
3305	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
3306		3514
		3515	reload_facedata;
		3516	reload_archetypes;
3307	reload_regions;	3517	reload_regions;
3308	reload_facedata;
3309	#reload_archetypes;#d#
3310	reload_archetypes;
3311	reload_treasures;	3518	reload_treasures;
3312		3519
3313	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3314	}	3521	}
3315		3522
3316	sub init {
3317	reload_resources;
3318	}
3319
3320	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3321	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3322	or return;	3527	or return;
3323		3528
3324	local $/;	3529	local $/;
3325	*CFG = YAML::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3326		3531
3327	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3328		3533
3329	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3330	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3331		3536
3332	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3334	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3335	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3336	};	3541	};
3337	warn $@ if $@;	3542	warn $@ if $@;
3338	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
3339	}	3574	}
3340		3575
3341	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3342	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3343	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3344	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3345	(async {	3589	(async {
3346	$Coro::current->{desc} = "IDLE BUG HANDLER";	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
3347	EV::loop EV::LOOP_ONESHOT;	3591	EV::loop EV::LOOP_ONESHOT;
3348	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3349	};	3593	};
3350		3594
		3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
3351	reload_config;	3607	reload_config;
3352	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3353	load_extensions;	3618	load_extensions;
3354		3619
3355	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
3356	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3621
3357	EV::loop;	3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3358	}	3633	}
3359		3634
3360	#############################################################################	3635	#############################################################################
3361	# initialisation and cleanup	3636	# initialisation and cleanup
3362		3637
3363	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3364	BEGIN {	3639	BEGIN {
3365	our %SIGWATCHER = ();	3640	our %SIGWATCHER = ();
3366	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3367	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3368	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3369	};	3644	};
3370	}	3645	}
3371	}	3646	}
3372		3647
3373	sub write_runtime {	3648	sub write_runtime_sync {
3374	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3375		3650
3376	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3377	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3378		3653
3379	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3380		3655
3381	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3382		3657
3383	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3384	or return;	3659	or return;
3385		3660
3386	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3387	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3388	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3398	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3399		3674
3400	close $fh	3675	close $fh
3401	or return;	3676	or return;
3402		3677
3403	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3404	and return;	3679	and return;
3405		3680
3406	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3407		3682
3408	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3409	}	3734	}
3410		3735
3411	sub emergency_save() {	3736	sub emergency_save() {
3412	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3413		3738
3414	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3415		3740
3416	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3417	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3418	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3419	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3420	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3421	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3422	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3423	$pl->valid or next;	3753	$pl->valid or next;
3424	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3425	$pl->save;	3755	$pl->save;
3426	}	3756	}
3427	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3428		3758
3429	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3430	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3431	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3432	$map->valid or next;	3762	$map->valid or next;
3433	$map->save;	3763	$map->save;
3434	}	3764	}
3435	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3436		3766
3437	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3438	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3439	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3440	};	3774	};
3441		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3442	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3443	}	3782	}
3444		3783
3445	sub post_cleanup {	3784	sub post_cleanup {
3446	my ($make_core) = @_;	3785	my ($make_core) = @_;
3447		3786
3448	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3449	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3450	}	3817	}
3451		3818
3452	sub do_reload_perl() {	3819	sub do_reload_perl() {
3453	# can/must only be called in main	3820	# can/must only be called in main
3454	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3455	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3456	return;	3823	return;
3457	}	3824	}
3458		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3459	warn "reloading...";	3831	warn "reloading...";
3460		3832
3461	warn "entering sync_job";	3833	warn "entering sync_job";
3462		3834
3463	cf::sync_job {	3835	cf::sync_job {
3464	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3465	cf::emergency_save;	3837	cf::emergency_save;
3466	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3467		3839
3468	warn "syncing database to disk";	3840	warn "syncing database to disk";
3469	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3470		3842
3471	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3472		3844
3473	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3474	for (;;) {
3475	BDB::flush;
3476	IO::AIO::flush;
3477	Coro::cede_notself;
3478	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3479	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3480	}
3481
3482	++$RELOAD;
3483
3484	warn "cancelling all extension coros";
3485	$_->cancel for values %EXT_CORO;
3486	%EXT_CORO = ();
3487
3488	warn "removing commands";
3489	%COMMAND = ();
3490
3491	warn "removing ext/exti commands";
3492	%EXTCMD = ();
3493	%EXTICMD = ();
3494
3495	warn "unloading/nuking all extensions";
3496	for my $pkg (@EXTS) {
3497	warn "... unloading $pkg";
3498
3499	if (my $cb = $pkg->can ("unload")) {
3500	eval {
3501	$cb->($pkg);
3502	1
3503	} or warn "$pkg unloaded, but with errors: $@";
3504	}	3848	}
3505		3849
3506	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3507	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3508	}	3852	%EXT_CORO = ();
3509		3853
3510	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3511	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3512	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3513		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3514	warn "... unloading $k";	3863	warn "... unloading $pkg";
3515	delete $INC{$k};
3516		3864
3517	$k =~ s/\.pm$//;
3518	$k =~ s/\//::/g;
3519
3520	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3521	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3522	}	3874	}
3523		3875
3524	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3525	}	3891	}
3526		3892
3527	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3528	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3529	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3530		3896
3531	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3532	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3533	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3534		3900
3535	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3536	# and global variables created in xs	3902	# and global variables created in xs
3537	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3538		3904
3539	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3540		3906
3541	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3542	require cf;	3908	require cf;
3543	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3544		3910
3545	warn "loading config and database again";	3911	warn "loading config and database again";
3546	cf::reload_config;	3912	cf::reload_config;
3547		3913
3548	warn "loading extensions";	3914	warn "loading extensions";
3549	cf::load_extensions;	3915	cf::load_extensions;
3550		3916
		3917	if ($REATTACH_ON_RELOAD) {
3551	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3552	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3553	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3554	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3555	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3556	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3557		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3558	warn "leaving sync_job";	3929	warn "leaving sync_job";
3559		3930
3560	1	3931	1
3561	} or do {	3932	} or do {
3562	warn $@;	3933	warn $@;
3563	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3564	exit 1;
3565	};	3935	};
3566		3936
3567	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3568	};	3943	};
3569		3944
3570	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3571		3946
3572	sub reload_perl() {	3947	sub reload_perl() {
3573	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3574	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3575		3950
		3951	$RELOAD_WATCHER ||= cf::async {
		3952	Coro::AIO::aio_wait cache_extensions;
		3953
3576	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3577	do_reload_perl;	3955	do_reload_perl;
3578	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
		3957	};
3579	};	3958	};
3580	}	3959	}
3581		3960
3582	register_command "reload" => sub {	3961	register_command "reload" => sub {
3583	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
…		…
3597		3976
3598	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3599	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3600		3979
3601	sub wait_for_tick {	3980	sub wait_for_tick {
3602	return unless $TICK_WATCHER->is_active;
3603	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3604		3982
3605	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3606	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3607	$signal->wait;	3985	$signal->wait;
3608	}	3986	}
3609		3987
3610	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3611	return unless $TICK_WATCHER->is_active;
3612	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3613		3990
3614	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3615	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3616	$signal->wait;	3993	$signal->wait;
3617	}	3994	}
3618		3995
3619	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3996	sub tick {
3620	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3621	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3622	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3623	return;	4000	return;
3624	}	4001	}
3625		4002
3626	$NOW = $tick_start = EV::now;
3627
3628	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3629		4004
3630	$RUNTIME += $TICK;	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3631	$NEXT_TICK = $_[0]->at;
3632		4006
3633	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3634	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3635	Coro::async_pool {	4009	Coro::async_pool {
3636	$Coro::current->{desc} = "runtime saver";	4010	$Coro::current->{desc} = "runtime saver";
3637	write_runtime	4011	write_runtime_sync
3638	or warn "ERROR: unable to write runtime file: $!";	4012	or warn "ERROR: unable to write runtime file: $!";
3639	};	4013	};
3640	}	4014	}
3641		4015
3642	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3644	}	4018	}
3645	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3646	$sig->send;	4020	$sig->send;
3647	}	4021	}
3648		4022
3649	$LOAD = ($NOW - $tick_start) / $TICK;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3650	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3651		4025
3652	_post_tick;	4026	if (0) {
3653	};	4027	if ($NEXT_TICK) {
3654	$TICK_WATCHER->priority (EV::MAXPRI);	4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
		4032	}
		4033	}
3655		4034
3656	{	4035	{
3657	# configure BDB	4036	# configure BDB
3658		4037
3659	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3660	BDB::max_poll_reqs $TICK * 0.1;	4039	BDB::max_poll_reqs $TICK * 0.1;
3661	$Coro::BDB::WATCHER->priority (1);	4040	$AnyEvent::BDB::WATCHER->priority (1);
3662		4041
3663	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3664	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
3665	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3666	| BDB::LOG_AUTOREMOVE, 1);	4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3667	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3668	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3669		4049
3670	cf::sync_job {	4050	cf::sync_job {
3671	eval {	4051	eval {
…		…
3697	{	4077	{
3698	# configure IO::AIO	4078	# configure IO::AIO
3699		4079
3700	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3701	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3702	$Coro::AIO::WATCHER->priority (1);	4082	undef $AnyEvent::AIO::WATCHER;
3703	}	4083	}
3704		4084
3705	my $_log_backtrace;	4085	my $_log_backtrace;
3706		4086
3707	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3710	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3711		4091
3712	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3713	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3714	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3715	async {	4096	async {
3716	$Coro::current->{desc} = "abt $msg";	4097	$Coro::current->{desc} = "abt $msg";
3717		4098
3718	my @bt = fork_call {	4099	my @bt = fork_call {
3719	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
…		…
3730	}	4111	}
3731		4112
3732	@funcs	4113	@funcs
3733	};	4114	};
3734		4115
3735	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3736	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3737	--$_log_backtrace;	4119	--$_log_backtrace;
3738	};	4120	};
3739	} else {	4121	} else {
3740	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3741	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3742	}	4124	}
3743	}	4125	}
3744		4126
3745	# load additional modules	4127	# load additional modules
3746	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3747		4130
3748	END { cf::emergency_save }	4131	END { cf::emergency_save }
3749		4132
3750	1	4133	1
3751		4134

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