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Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use 5.10.0;
25	use utf8;	26	use utf8;
26	use strict "vars", "subs";	27	use strict qw(vars subs);
27		28
28	use Symbol;	29	use Symbol;
29	use List::Util;	30	use List::Util;
30	use Socket;	31	use Socket;
31	use EV;	32	use EV;
32	use Opcode;	33	use Opcode;
33	use Safe;	34	use Safe;
34	use Safe::Hole;	35	use Safe::Hole;
35	use Storable ();	36	use Storable ();
		37	use Carp ();
36		38
		39	use Guard ();
37	use Coro ();	40	use Coro ();
38	use Coro::State;	41	use Coro::State;
39	use Coro::Handle;	42	use Coro::Handle;
40	use Coro::EV;	43	use Coro::EV;
41	use Coro::AnyEvent;	44	use Coro::AnyEvent;
42	use Coro::Timer;	45	use Coro::Timer;
43	use Coro::Signal;	46	use Coro::Signal;
44	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	49	use Coro::AnyEvent;
46	use Coro::AIO;	50	use Coro::AIO;
47	use Coro::BDB 1.6;	51	use Coro::BDB 1.6;
48	use Coro::Storable;	52	use Coro::Storable;
49	use Coro::Util ();	53	use Coro::Util ();
50		54
51	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
52	use BDB ();	56	use BDB ();
53	use Data::Dumper;	57	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	58	use Fcntl;
56	use YAML ();	59	use YAML::XS ();
57	use IO::AIO ();	60	use IO::AIO ();
58	use Time::HiRes;	61	use Time::HiRes;
59	use Compress::LZF;	62	use Compress::LZF;
60	use Digest::MD5 ();	63	use Digest::MD5 ();
61		64
…		…
63		66
64	# configure various modules to our taste	67	# configure various modules to our taste
65	#	68	#
66	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		77
70	$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" };
71		80
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	98	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
97	our %RESOURCE;	111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 0;#d#
98		118
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	121	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		123
104	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	127	our $DB_ENV;
108		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
109	our %CFG;	131	our %CFG;
110		132
111	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	134	our $RUNTIME;
113	our $NOW;	135	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	146	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
126		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
127	binmode STDOUT;	154	binmode STDOUT;
128	binmode STDERR;	155	binmode STDERR;
129		156
130	# read virtual server time, if available	157	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
135	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
136		165
137	mkdir $_	166	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		168
140	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
141		170
142	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::"} };
143		187
144	#############################################################################	188	#############################################################################
145		189
146	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
147		191
…		…
194	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
195	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.
196		240
197	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
198		242
199	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
200	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
201	that call.	245	that call.
202		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
203	=back	253	=back
204		254
205	=cut	255	=cut
206		256
207	BEGIN {	257	$Coro::State::WARNHOOK = sub {
208	*CORE::GLOBAL::warn = sub {
209	my $msg = join "", @_;	258	my $msg = join "", @_;
210		259
211	$msg .= "\n"	260	$msg .= "\n"
212	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
213		262
214	$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;
215		264
216	LOG llevError, $msg;	265	LOG llevError, $msg;
217	};	266	};
218	}
219		267
220	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	269	return unless $^S eq 0; # "eq", not "=="
222		270
223	if ($Coro::current == $Coro::main) {#d#	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	275	return;#d#
226	}#d#	276	}#d#
227		277
228	# kill coroutine otherwise	278	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	279	Coro::terminate
231	};	280	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		281
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	299	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	301	}
255		302
256	$EV::DIED = sub {	303	$EV::DIED = sub {
257	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
258	};	305	};
259		306
260	#############################################################################	307	#############################################################################
261		308
262	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		347
301	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	365	=item cf::lock_wait $string
305		366
306	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
307		368
308	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
309		370
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
313	returned.	374	returned.
314		375
315	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
316	deadlocked coro.	377	deadlocked coro.
…		…
322		383
323	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.
324		385
325	=cut	386	=cut
326		387
327	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		389
330	sub lock_wait($) {	390	sub lock_wait($) {
331	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	392	}
344		393
345	sub lock_acquire($) {	394	sub lock_acquire($) {
346	my ($key) = @_;	395	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	396	}
360		397
361	sub lock_active($) {	398	sub lock_active($) {
362	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	400	}
366		401
367	sub freeze_mainloop {	402	sub freeze_mainloop {
368	tick_inhibit_inc;	403	tick_inhibit_inc;
369		404
370	Coro::guard \&tick_inhibit_dec;	405	&Guard::guard (\&tick_inhibit_dec);
371	}	406	}
372		407
373	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
374		409
375	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
376	get spread over timer.	411	get spread over time.
377		412
378	=cut	413	=cut
379		414
380	sub periodic($$) {	415	sub periodic($$) {
381	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
398		433
399	=cut	434	=cut
400		435
401	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
403		439
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
407		443
408	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
409		446
410	while () {	447	while () {
411	next_job:	448	next_job:
		449
412	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	451
414	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	456	$job->[2]->send;
418	Coro::cede;	457	Coro::cede;
419	goto next_job;	458	goto next_job;
420	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	461	}
422	}	462	}
423		463
424	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
425	# 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
426	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
427	$signal->wait;	467	$signal->wait;
428	} else {	468	} else {
		469	$busy = 0;
429	Coro::schedule;	470	Coro::schedule;
430	}	471	}
431	}	472	}
432	};	473	};
433		474
434	sub get_slot($;$$) {	475	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	476	return if tick_inhibit || $Coro::current == $Coro::main;
436		477
437	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
438		479
439	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
440	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
441		483
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
471		513
472	sub sync_job(&) {	514	sub sync_job(&) {
473	my ($job) = @_;	515	my ($job) = @_;
474		516
475	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
476	my $time = EV::time;	518	my $time = AE::time;
477		519
478	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
480		522
481	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
…		…
498	} else {	540	} else {
499	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
500	}	542	}
501	}	543	}
502		544
503	my $time = EV::time - $time;	545	my $time = AE::time - $time;
504		546
505	$TICK_START += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
506		548
507	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
508	} else {	550	} else {
…		…
552	reset_signals;	594	reset_signals;
553	&$cb	595	&$cb
554	}, @args;	596	}, @args;
555		597
556	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	)
557	}	610	}
558		611
559	=item $coin = coin_from_name $name	612	=item $coin = coin_from_name $name
560		613
561	=cut	614	=cut
…		…
727		780
728	#############################################################################	781	#############################################################################
729		782
730	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
731		784
732	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
733	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")
734	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
735		788
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
788		841
789	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
791		844
792	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
794		847
795	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
796		849
797	=over 4	850	=over 4
…		…
1142		1195
1143	sync_job {	1196	sync_job {
1144	if (length $$rdata) {	1197	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1148		1202
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1204	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	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	}
1153	aio_close $fh;	1210	aio_close $fh;
1154		1211
1155	if (@$objs) {	1212	if (@$objs) {
1156	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) {
1157	aio_chmod $fh, SAVE_MODE;	1214	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1160	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	}
1161	aio_close $fh;	1221	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1223	}
1164	} else {	1224	} else {
1165	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1166	}	1226	}
1167		1227
1168	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1232	} else {
1170	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1171	}	1234	}
1172	} else {	1235	} else {
1173	aio_unlink $filename;	1236	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1175	}	1238	}
…		…
1200	$av = $st->{objs};	1263	$av = $st->{objs};
1201	}	1264	}
1202		1265
1203	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1206		1270
1207	($data, $av)	1271	($data, $av)
1208	}	1272	}
1209		1273
1210	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1267		1331
1268	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1269	}	1333	}
1270		1334
		1335	use File::Glob ();
		1336
1271	cf::player->attach (	1337	cf::player->attach (
1272	on_command => sub {	1338	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1274		1340
1275	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1276	or return;	1342	or return;
1277		1343
…		…
1307		1373
1308	cf::override;	1374	cf::override;
1309	},	1375	},
1310	);	1376	);
1311		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
1312	sub load_extensions {	1391	sub load_extensions {
1313	cf::sync_job {	1392	cf::sync_job {
1314	my %todo;	1393	my %todo;
1315		1394
1316	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1343	. "\n};\n1";	1422	. "\n};\n1";
1344		1423
1345	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1346	}	1425	}
1347		1426
		1427	my $pass = 0;
1348	my %done;	1428	my %done;
1349	while (%todo) {	1429	while (%todo) {
1350	my $progress;	1430	my $progress;
1351		1431
		1432	++$pass;
		1433
		1434	ext:
1352	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1437	next ext
1355	unless exists $done{$_};	1438	unless exists $done{$_};
1356	}	1439	}
1357		1440
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1442
1360	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1447
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1449	if exists $v->{meta}{mandatory};
1368		1450
1369	warn $msg;	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1452	delete $todo{$k};
		1453	} else {
		1454	$done{$k} = delete $todo{$k};
		1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1370	}	1460	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1461	}
1376		1462
1377	skip:	1463	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1380	}	1471	}
1381	};	1472	};
1382	}	1473	}
1383		1474
1384	#############################################################################	1475	#############################################################################
1385		1476
1386	=back	1477	=back
1387		1478
1388	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1389		1480
1390	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1391		1482
1392	=cut	1483	=cut
1393		1484
1394	package cf::player;	1485	package cf::player;
1395		1486
…		…
1438		1529
1439	sub exists($) {	1530	sub exists($) {
1440	my ($login) = @_;	1531	my ($login) = @_;
1441		1532
1442	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1444	}	1535	}
1445		1536
1446	sub find($) {	1537	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1539	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1469	}	1560	}
1470	}	1561	}
1471	}	1562	}
1472		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($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
1473	sub save($) {	1577	sub save($) {
1474	my ($pl) = @_;	1578	my ($pl) = @_;
1475		1579
1476	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1477		1581
…		…
1482		1586
1483	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1485		1589
1486	cf::get_slot 0.01;	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];
1487		1594
1488	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1596	cf::cede_to_tick;
1490	}	1597	}
1491		1598
…		…
1593	\@logins	1700	\@logins
1594	}	1701	}
1595		1702
1596	=item $player->maps	1703	=item $player->maps
1597		1704
		1705	=item cf::player::maps $login
		1706
1598	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1599	player. May block.	1708	player. May block.
1600		1709
1601	=cut	1710	=cut
1602		1711
…		…
1619	}	1728	}
1620		1729
1621	\@paths	1730	\@paths
1622	}	1731	}
1623		1732
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1734
1626	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1736
1719	=item $player->ext_reply ($msgid, @msg)	1737	=item $player->ext_reply ($msgid, @msg)
1720		1738
1721	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1722		1740
…		…
1754		1772
1755	=cut	1773	=cut
1756		1774
1757	sub find_by_path($) {	1775	sub find_by_path($) {
1758	my ($path) = @_;	1776	my ($path) = @_;
		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
1759		1779
1760	my ($match, $specificity);	1780	my ($match, $specificity);
1761		1781
1762	for my $region (list) {	1782	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1783	if ($region->{match} && $path =~ $region->{match}) {
…		…
1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1796		1816
1797	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1818	$self->_create_random_map (
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1827		1847
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	1849	}
1830		1850
1831	# also paths starting with '/'	1851	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		1853
1834	sub thawer_merge {	1854	sub thawer_merge {
1835	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1836		1856
1837	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1935		1955
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1938	}	1958	}
1939		1959
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}
1948
1949	sub decay_objects {	1960	sub decay_objects {
1950	my ($self) = @_;	1961	my ($self) = @_;
1951		1962
1952	return if $self->{deny_reset};	1963	return if $self->{deny_reset};
1953		1964
…		…
2035	sub find {	2046	sub find {
2036	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
2037		2048
2038	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
2039		2050
2040	cf::lock_wait "map_data:$path";#d#remove	2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2053
2043	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
2048	or return;	2056	or return;
2049		2057
2050	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
2051		2059
…		…
2063		2071
2064	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
2065	}	2073	}
2066	}	2074	}
2067		2075
2068	sub pre_load { }	2076	sub pre_load { }
2069	sub post_load { }	2077	#sub post_load { } # XS
2070		2078
2071	sub load {	2079	sub load {
2072	my ($self) = @_;	2080	my ($self) = @_;
2073		2081
2074	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2119	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2128	$self->decay_objects;
2121	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
2122	$self->update_buttons;	2130	$self->update_buttons;
2123	cf::cede_to_tick;	2131	cf::cede_to_tick;
2124	$self->set_darkness_map;
2125	cf::cede_to_tick;
2126	$self->activate;	2132	$self->activate;
2127	}	2133	}
2128		2134
2129	$self->{last_save} = $cf::RUNTIME;	2135	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2136	$self->last_access ($cf::RUNTIME);
…		…
2133	}	2139	}
2134		2140
2135	$self->post_load;	2141	$self->post_load;
2136	}	2142	}
2137		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2147	sub customise_for {
2139	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
2140		2149
2141	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2151	if $self->per_player;
…		…
2158	or next;	2167	or next;
2159	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
2160	or next;	2169	or next;
2161	$neigh->load;	2170	$neigh->load;
2162		2171
		2172	# now find the diagonal neighbours
2163	push @neigh,	2173	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}	2176	}
2167		2177
…		…
2219	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
2220		2230
2221	()	2231	()
2222	}	2232	}
2223		2233
		2234	# common code, used by both ->save and ->swapout
2224	sub save {	2235	sub _save {
2225	my ($self) = @_;	2236	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2237
2229	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
2230		2239
2231	return unless $self->dirty;	2240	return unless $self->dirty;
2232		2241
…		…
2252	} else {	2261	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2263	}
2255	}	2264	}
2256		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
2257	sub swap_out {	2274	sub swap_out {
2258	my ($self) = @_;	2275	my ($self) = @_;
2259		2276
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2278
2265	return if $self->players;
2266	return if $self->in_memory != cf::MAP_ACTIVE;	2279	return if $self->in_memory != cf::MAP_ACTIVE;
2267	return if $self->{deny_save};	2280	return if $self->{deny_save};
		2281	return if $self->players;
2268		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
2269	$self->in_memory (cf::MAP_SWAPPED);	2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
		2292	$self->clear;
		2293	}
		2294
		2295	sub reset_at {
		2296	my ($self) = @_;
		2297
		2298	# TODO: safety, remove and allow resettable per-player maps
		2299	return 1e99 if $self->{deny_reset};
		2300
		2301	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2302	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2303
		2304	$time + $to
		2305	}
		2306
		2307	sub should_reset {
		2308	my ($self) = @_;
		2309
		2310	$self->reset_at <= $cf::RUNTIME
		2311	}
		2312
		2313	sub reset {
		2314	my ($self) = @_;
		2315
		2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2317
		2318	return if $self->players;
		2319
		2320	warn "resetting map ", $self->path, "\n";
		2321
		2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# need to save uniques path
		2325	unless ($self->{deny_save}) {
		2326	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2327
		2328	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2329	if $uniq;
		2330	}
		2331
		2332	delete $cf::MAP{$self->path};
2270		2333
2271	$self->deactivate;	2334	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2335	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2336	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2337
2319	$self->unlink_save;	2338	$self->unlink_save;
2320	$self->destroy;	2339	$self->destroy;
2321	}	2340	}
2322		2341
…		…
2330		2349
2331	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2332		2351
2333	$self->unlink_save;	2352	$self->unlink_save;
2334		2353
2335	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2359
…		…
2397	: normalise $_	2416	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2418	]
2400	}	2419	}
2401		2420
		2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
		2452
2402	=back	2453	=back
2403		2454
2404	=head3 cf::object	2455	=head3 cf::object
2405		2456
2406	=cut	2457	=cut
…		…
2471		2522
2472	our $SAY_CHANNEL = {	2523	our $SAY_CHANNEL = {
2473	id => "say",	2524	id => "say",
2474	title => "Map",	2525	title => "Map",
2475	reply => "say ",	2526	reply => "say ",
2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2477	};	2528	};
2478		2529
2479	our $CHAT_CHANNEL = {	2530	our $CHAT_CHANNEL = {
2480	id => "chat",	2531	id => "chat",
2481	title => "Chat",	2532	title => "Chat",
…		…
2536		2587
2537	=item $player_object->enter_link	2588	=item $player_object->enter_link
2538		2589
2539	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2540		2591
2541	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2542	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2543		2596
2544	Will never block.	2597	Will never block.
2545		2598
2546	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2547		2600
…		…
2567	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2621	my ($self) = @_;
2569		2622
2570	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2571		2624
		2625	++$self->{_link_recursion};
		2626
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2628
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2576		2631
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2633	}
2579		2634
2580	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2582		2637
…		…
2599	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2601		2656
2602	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2605		2660
2606	$map->load;	2661	$map->load;
2607	$map->load_neighbours;	2662	$map->load_neighbours;
2608		2663
2609	return unless $self->contr->active;	2664	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2665
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2614	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2615		2673
		2674	}
		2675
2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2617		2677
2618	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2619	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2620	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2621	the new (success) or old (failed) map position. In either case, $done will	2681	the new (success) or old (failed) map position. In either case, $done will
…		…
2628		2688
2629	our $GOTOGEN;	2689	our $GOTOGEN;
2630		2690
2631	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2632	my ($self, $path, $x, $y, $check, $done) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2633		2699
2634	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2702
2637	$self->enter_link;	2703	$self->enter_link;
…		…
2661	my $map = eval {	2727	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2728	my $map = defined $path ? cf::map::find $path : undef;
2663		2729
2664	if ($map) {	2730	if ($map) {
2665	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2733	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2735	}
2670		2736
2671	$map	2737	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2682	}	2748	}
2683		2749
2684	$done->() if $done;	2750	$done->($self) if $done;
2685	})->prio (1);	2751	})->prio (1);
2686	}	2752	}
2687		2753
2688	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2689		2755
…		…
2777	$self->contr->savebed ($map, $x, $y)	2843	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	2844	if $exit->flag (cf::FLAG_DAMNED);
2779		2845
2780	1	2846	1
2781	}) {	2847	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2784	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2786		2852
2787	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2804	sub cf::client::send_drawinfo {	2870	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	2871	my ($self, $text, $flags) = @_;
2806		2872
2807	utf8::encode $text;	2873	utf8::encode $text;
2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2875	}
		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
2809	}	2900	}
2810		2901
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		2903
2813	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2817		2908
2818	=cut	2909	=cut
2819		2910
2820	# non-persistent channels (usually the info channel)	2911	# non-persistent channels (usually the info channel)
2821	our %CHANNEL = (	2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
2822	"c/identify" => {	2919	"c/identify" => {
2823	id => "infobox",	2920	id => "infobox",
2824	title => "Identify",	2921	title => "Identify",
2825	reply => undef,	2922	reply => undef,
2826	tooltip => "Items recently identified",	2923	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	2925	"c/examine" => {
2829	id => "infobox",	2926	id => "infobox",
2830	title => "Examine",	2927	title => "Examine",
2831	reply => undef,	2928	reply => undef,
2832	tooltip => "Signs and other items you examined",	2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
2833	},	2936	},
2834	"c/book" => {	2937	"c/book" => {
2835	id => "infobox",	2938	id => "infobox",
2836	title => "Book",	2939	title => "Book",
2837	reply => undef,	2940	reply => undef,
…		…
2853	id => "infobox",	2956	id => "infobox",
2854	title => "Body Parts",	2957	title => "Body Parts",
2855	reply => undef,	2958	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	2959	tooltip => "Shows which body parts you posess and are available",
2857	},	2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
2858	"c/uptime" => {	2997	"c/uptime" => {
2859	id => "infobox",	2998	id => "infobox",
2860	title => "Uptime",	2999	title => "Uptime",
2861	reply => undef,	3000	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3001	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3010	id => "party",
2872	title => "Party",	3011	title => "Party",
2873	reply => "gsay ",	3012	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3013	tooltip => "Messages and chat related to your party",
2875	},	3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
2876	);	3023	);
2877		3024
2878	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3027
2881	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
2882		3030
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3032
2885	# check predefined channels, for the benefit of C	3033	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3034	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3035	$channel = $CHANNEL{$channel};
2888		3036
2889	$self->ext_msg (channel_info => $channel)	3037	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3038	$channel = $channel->{id};
2893		3039
2894	} elsif (ref $channel) {	3040	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3041	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3042	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3043	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3044	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3045	}
2901		3046
2902	$channel = $channel->{id};	3047	$channel = $channel->{id};
2903	}	3048	}
2904		3049
2905	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2906		3051
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3052	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3054	if $color & cf::NDI_DEF;
2911		3055
2912	my $pkt = "msg "	3056	my $pkt = "msg "
2913	. $self->{json_coder}->encode (	3057	. $self->{json_coder}->encode (
2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2915	);	3059	);
2916		3060
2917	# try lzf for large packets
2918	$pkt = "lzf " . Compress::LZF::compress $pkt
2919	if 1024 <= length $pkt and $self->{can_lzf};
2920
2921	# split very large packets
2922	if (8192 < length $pkt and $self->{can_lzf}) {
2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2924	$pkt = "frag";
2925	}
2926
2927	$self->send_packet ($pkt);	3061	$self->send_big_packet ($pkt);
2928	} else {
2929	if ($color >= 0) {
2930	# replace some tags by gcfclient-compatible ones
2931	for ($msg) {
2932	1 while
2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2938	}
2939
2940	$color &= cf::NDI_COLOR_MASK;
2941
2942	utf8::encode $msg;
2943
2944	if (0 && $msg =~ /\[/) {
2945	# COMMAND/INFO
2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
2947	} else {
2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2949	$self->send_packet ("drawinfo $color $msg")
2950	}
2951	}
2952	}
2953	}	3062	}
2954		3063
2955	=item $client->ext_msg ($type, @msg)	3064	=item $client->ext_msg ($type, @msg)
2956		3065
2957	Sends an ext event to the client.	3066	Sends an ext event to the client.
…		…
2960		3069
2961	sub cf::client::ext_msg($$@) {	3070	sub cf::client::ext_msg($$@) {
2962	my ($self, $type, @msg) = @_;	3071	my ($self, $type, @msg) = @_;
2963		3072
2964	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2966	} elsif ($self->extcmd == 1) { # TODO: remove	3075	} elsif ($self->extcmd == 1) { # TODO: remove
2967	push @msg, msgtype => "event_$type";	3076	push @msg, msgtype => "event_$type";
2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2969	}	3078	}
2970	}	3079	}
2971		3080
2972	=item $client->ext_reply ($msgid, @msg)	3081	=item $client->ext_reply ($msgid, @msg)
2973		3082
…		…
2977		3086
2978	sub cf::client::ext_reply($$@) {	3087	sub cf::client::ext_reply($$@) {
2979	my ($self, $id, @msg) = @_;	3088	my ($self, $id, @msg) = @_;
2980		3089
2981	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2983	} elsif ($self->extcmd == 1) {	3092	} elsif ($self->extcmd == 1) {
2984	#TODO: version 1, remove	3093	#TODO: version 1, remove
2985	unshift @msg, msgtype => "reply", msgid => $id;	3094	unshift @msg, msgtype => "reply", msgid => $id;
2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2987	}	3096	}
2988	}	3097	}
2989		3098
2990	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2991		3100
…		…
3092		3201
3093	$coro	3202	$coro
3094	}	3203	}
3095		3204
3096	cf::client->attach (	3205	cf::client->attach (
3097	on_destroy => sub {	3206	on_client_destroy => sub {
3098	my ($ns) = @_;	3207	my ($ns) = @_;
3099		3208
3100	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3101	},	3210	},
3102	);	3211	);
…		…
3118	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
3119		3228
3120	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
3121		3230
3122	$safe->permit_only (Opcode::opset qw(	3231	$safe->permit_only (Opcode::opset qw(
3123	:base_core :base_mem :base_orig :base_math	3232	:base_core :base_mem :base_orig :base_math :base_loop
3124	grepstart grepwhile mapstart mapwhile	3233	grepstart grepwhile mapstart mapwhile
3125	sort time	3234	sort time
3126	));	3235	));
3127		3236
3128	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
…		…
3132	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
3133		3242
3134	cf::object	3243	cf::object
3135	contr pay_amount pay_player map x y force_find force_add destroy	3244	contr pay_amount pay_player map x y force_find force_add destroy
3136	insert remove name archname title slaying race decrease split	3245	insert remove name archname title slaying race decrease split
		3246	value
3137		3247
3138	cf::object::player	3248	cf::object::player
3139	player	3249	player
3140		3250
3141	cf::player	3251	cf::player
…		…
3147	=cut	3257	=cut
3148		3258
3149	for (	3259	for (
3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3151	insert remove inv nrof name archname title slaying race	3261	insert remove inv nrof name archname title slaying race
3152	decrease split destroy change_exp)],	3262	decrease split destroy change_exp value msg lore send_msg)],
3153	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
3154	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
3155	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
3156	) {	3266	) {
3157	no strict 'refs';	3267	no strict 'refs';
3158	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
3159	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3177		3287
3178	my $qcode = $code;	3288	my $qcode = $code;
3179	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3180	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
3181		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
3182	local $_;	3295	local $_;
3183	local @safe::cf::_safe_eval_args = values %vars;
3184		3296
3185	my $eval =	3297	my $eval =
3186	"do {\n"	3298	"do {\n"
3187	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3188	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
3189	. $code	3301	. $code
3190	. "\n}"	3302	. "\n}"
3191	;	3303	;
3192		3304
		3305	if ($CFG{safe_eval}) {
3193	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
3194	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3195	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
3196		3314
3197	if ($@) {	3315	if ($@) {
3198	warn "$@";	3316	warn "$@";
3199	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
3200	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3219	=cut	3337	=cut
3220		3338
3221	sub register_script_function {	3339	sub register_script_function {
3222	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
3223		3341
3224	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
3225	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
3226	}	3344	}
3227		3345
3228	=back	3346	=back
3229		3347
3230	=cut	3348	=cut
…		…
3251		3369
3252	$facedata->{version} == 2	3370	$facedata->{version} == 2
3253	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
3254		3372
3255	# patch in the exptable	3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3256	$facedata->{resource}{"res/exp_table"} = {	3375	$facedata->{resource}{"res/exp_table"} = {
3257	type => FT_RSRC,	3376	type => FT_RSRC,
3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
3259	};	3379	};
3260	cf::cede_to_tick;	3380	cf::cede_to_tick;
3261		3381
3262	{	3382	{
3263	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
…		…
3265	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3267		3387
3268	cf::face::set_visibility $idx, $info->{visibility};	3388	cf::face::set_visibility $idx, $info->{visibility};
3269	cf::face::set_magicmap $idx, $info->{magicmap};	3389	cf::face::set_magicmap $idx, $info->{magicmap};
3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3272		3392
3273	cf::cede_to_tick;	3393	cf::cede_to_tick;
3274	}	3394	}
3275		3395
3276	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
…		…
3300		3420
3301	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
3302	}	3422	}
3303		3423
3304	{	3424	{
3305	# TODO: for gcfclient pleasure, we should give resources
3306	# that gcfclient doesn't grok a >10000 face index.
3307	my $res = $facedata->{resource};	3425	my $res = $facedata->{resource};
3308		3426
3309	while (my ($name, $info) = each %$res) {	3427	while (my ($name, $info) = each %$res) {
3310	if (defined $info->{type}) {	3428	if (defined $info->{type}) {
3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3312	my $data;
3313		3430
3314	if ($info->{type} & 1) {	3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3315	# prepend meta info
3316
3317	my $meta = $enc->encode ({
3318	name => $name,
3319	%{ $info->{meta} || {} },
3320	});
3321
3322	$data = pack "(w/a*)*", $meta, $info->{data};
3323	} else {
3324	$data = $info->{data};
3325	}
3326
3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3328	cf::face::set_type $idx, $info->{type};	3432	cf::face::set_type $idx, $info->{type};
3329	} else {	3433	} else {
3330	$RESOURCE{$name} = $info;	3434	$RESOURCE{$name} = $info;
3331	}	3435	}
3332		3436
…		…
3415	reload_treasures;	3519	reload_treasures;
3416		3520
3417	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
3418	}	3522	}
3419		3523
3420	sub init {
3421	my $guard = freeze_mainloop;
3422
3423	evthread_start IO::AIO::poll_fileno;
3424
3425	reload_resources;
3426	}
3427
3428	sub reload_config {	3524	sub reload_config {
		3525	warn "reloading config file...\n";
		3526
3429	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
3430	or return;	3528	or return;
3431		3529
3432	local $/;	3530	local $/;
3433	*CFG = YAML::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
3434		3532
3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3436		3534
3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3439		3537
3440	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
3442	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3443	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
3444	};	3542	};
3445	warn $@ if $@;	3543	warn $@ if $@;
3446	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
3447	}	3575	}
3448		3576
3449	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
3450	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
3451	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3453	(async {	3590	(async {
3454	$Coro::current->{desc} = "IDLE BUG HANDLER";	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
3455	EV::loop EV::LOOP_ONESHOT;	3592	EV::loop EV::LOOP_ONESHOT;
3456	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
3457	};	3594	};
3458		3595
3459	{	3596	evthread_start IO::AIO::poll_fileno;
3460	my $guard = freeze_mainloop;	3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
3461	reload_config;	3608	reload_config;
3462	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
3463	load_extensions;	3619	load_extensions;
3464		3620
3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3621	utime time, time, $RUNTIMEFILE;
		3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
3466	}	3628	};
3467		3629
3468	EV::loop;	3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
3469	}	3634	}
3470		3635
3471	#############################################################################	3636	#############################################################################
3472	# initialisation and cleanup	3637	# initialisation and cleanup
3473		3638
3474	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
3475	BEGIN {	3640	BEGIN {
3476	our %SIGWATCHER = ();	3641	our %SIGWATCHER = ();
3477	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3479	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
3480	};	3645	};
3481	}	3646	}
3482	}	3647	}
3483		3648
3484	sub write_runtime_sync {	3649	sub write_runtime_sync {
3485	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
3486		3651
3487	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
3488	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
3489		3654
3490	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3491		3656
3492	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
3493		3658
3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3495	or return;	3660	or return;
3496		3661
3497	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
3498	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
3499	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
3509	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
3510		3675
3511	close $fh	3676	close $fh
3512	or return;	3677	or return;
3513		3678
3514	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3515	and return;	3680	and return;
3516		3681
3517	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3518		3683
3519	1	3684	1
3520	}	3685	}
3521		3686
3522	our $uuid_lock;	3687	our $uuid_lock;
…		…
3531	my $uuid = "$LOCALDIR/uuid";	3696	my $uuid = "$LOCALDIR/uuid";
3532		3697
3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3534	or return;	3699	or return;
3535		3700
3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
3537	$uuid_skip = 0;	3709	$uuid_skip = 0;
3538		3710
3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3540	and return;	3712	and return;
3541		3713
…		…
3563	}	3735	}
3564		3736
3565	sub emergency_save() {	3737	sub emergency_save() {
3566	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
3567		3739
3568	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
3569		3741
3570	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
3571	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
3572	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
3573	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
3574	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
3575	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
3576	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
3577	$pl->valid or next;	3754	$pl->valid or next;
3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3579	$pl->save;	3756	$pl->save;
3580	}	3757	}
3581	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
3582		3759
3583	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
3584	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
3585	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
3586	$map->valid or next;	3763	$map->valid or next;
3587	$map->save;	3764	$map->save;
3588	}	3765	}
3589	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
3590		3767
3591	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
3592	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3593	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
3594		3771
3595	warn "begin write uuid\n";	3772	warn "emergency_perl_save: begin write uuid\n";
3596	write_uuid_sync 1;	3773	write_uuid_sync 1;
3597	warn "end write uuid\n";	3774	warn "emergency_perl_save: end write uuid\n";
3598	};	3775	};
3599		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
3600	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
3601	}	3783	}
3602		3784
3603	sub post_cleanup {	3785	sub post_cleanup {
3604	my ($make_core) = @_;	3786	my ($make_core) = @_;
3605		3787
3606	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
3607	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
3608	}	3793	}
3609		3794
3610	# a safer delete_package, copied from Symbol	3795	# a safer delete_package, copied from Symbol
3611	sub clear_package($) {	3796	sub clear_package($) {
3612	my $pkg = shift;	3797	my $pkg = shift;
…		…
3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3629	for my $name (keys %$leaf_symtab) {	3814	for my $name (keys %$leaf_symtab) {
3630	_gv_clear *{"$pkg$name"};	3815	_gv_clear *{"$pkg$name"};
3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3632	}	3817	}
3633	warn "cleared package #$pkg\n";#d#
3634	}	3818	}
3635
3636	our $RELOAD; # how many times to reload
3637		3819
3638	sub do_reload_perl() {	3820	sub do_reload_perl() {
3639	# can/must only be called in main	3821	# can/must only be called in main
3640	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
3641	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
3642	return;	3824	return;
3643	}	3825	}
3644		3826
3645	return if $RELOAD++;	3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
3646		3830
3647	while ($RELOAD) {	3831	while ($RELOAD) {
3648	warn "reloading...";	3832	warn "reloading...";
3649		3833
3650	warn "entering sync_job";	3834	warn "entering sync_job";
…		…
3711	clear_package "safe::$_"	3895	clear_package "safe::$_"
3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3713		3897
3714	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3715	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3716	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3717		3901
3718	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3719	# and global variables created in xs	3903	# and global variables created in xs
3720	#clear_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3721		3905
3722	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3723		3907
3724	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3725	require cf;	3909	require cf;
3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3727		3911
3728	warn "loading config and database again";	3912	warn "loading config and database again";
3729	cf::reload_config;	3913	cf::reload_config;
3730		3914
3731	warn "loading extensions";	3915	warn "loading extensions";
3732	cf::load_extensions;	3916	cf::load_extensions;
3733		3917
		3918	if ($REATTACH_ON_RELOAD) {
3734	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3735	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3736	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3737	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3738	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3739	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
3740		3929
3741	warn "leaving sync_job";	3930	warn "leaving sync_job";
3742		3931
3743	1	3932	1
3744	} or do {	3933	} or do {
…		…
3747	};	3936	};
3748		3937
3749	warn "reloaded";	3938	warn "reloaded";
3750	--$RELOAD;	3939	--$RELOAD;
3751	}	3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3752	};	3944	};
3753		3945
3754	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3755		3947
3756	sub reload_perl() {	3948	sub reload_perl() {
3757	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3758	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3759		3951
		3952	$RELOAD_WATCHER ||= cf::async {
		3953	Coro::AIO::aio_wait cache_extensions;
		3954
3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3761	do_reload_perl;	3956	do_reload_perl;
3762	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
		3958	};
3763	};	3959	};
3764	}	3960	}
3765		3961
3766	register_command "reload" => sub {	3962	register_command "reload" => sub {
3767	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
…		…
3781		3977
3782	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3783	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3784		3980
3785	sub wait_for_tick {	3981	sub wait_for_tick {
3786	return if tick_inhibit || $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3787		3983
3788	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3789	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3790	$signal->wait;	3986	$signal->wait;
3791	}	3987	}
3792		3988
3793	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3794	return if tick_inhibit || $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3795		3991
3796	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3797	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3798	$signal->wait;	3994	$signal->wait;
3799	}	3995	}
…		…
3804	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3805	return;	4001	return;
3806	}	4002	}
3807		4003
3808	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
		4005
		4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3809		4007
3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3812	Coro::async_pool {	4010	Coro::async_pool {
3813	$Coro::current->{desc} = "runtime saver";	4011	$Coro::current->{desc} = "runtime saver";
…		…
3836	}	4034	}
3837		4035
3838	{	4036	{
3839	# configure BDB	4037	# configure BDB
3840		4038
3841	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3842	BDB::max_poll_reqs $TICK * 0.1;	4040	BDB::max_poll_reqs $TICK * 0.1;
3843	$AnyEvent::BDB::WATCHER->priority (1);	4041	$AnyEvent::BDB::WATCHER->priority (1);
3844		4042
3845	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3846	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
…		…
3893	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3894		4092
3895	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3896	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3897	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3898	async {	4097	async {
3899	$Coro::current->{desc} = "abt $msg";	4098	$Coro::current->{desc} = "abt $msg";
3900		4099
3901	my @bt = fork_call {	4100	my @bt = fork_call {
3902	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
…		…
3913	}	4112	}
3914		4113
3915	@funcs	4114	@funcs
3916	};	4115	};
3917		4116
3918	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3919	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3920	--$_log_backtrace;	4120	--$_log_backtrace;
3921	};	4121	};
3922	} else {	4122	} else {
3923	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3924	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3925	}	4125	}
3926	}	4126	}
3927		4127
3928	# load additional modules	4128	# load additional modules
3929	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3930		4131
3931	END { cf::emergency_save }	4132	END { cf::emergency_save }
3932		4133
3933	1	4134	1
3934		4135

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