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Revision 1.435 by root, Thu May 29 03:33:20 2008 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 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
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
39	use Coro::AnyEvent;	44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
43	use Coro::AnyEvent;	49	use Coro::AnyEvent;
44	use Coro::AIO;	50	use Coro::AIO;
45	use Coro::BDB;	51	use Coro::BDB 1.6;
46	use Coro::Storable;	52	use Coro::Storable;
47	use Coro::Util ();	53	use Coro::Util ();
48		54
49	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
50	use BDB ();	56	use BDB ();
51	use Data::Dumper;	57	use Data::Dumper;
52	use Digest::MD5;
53	use Fcntl;	58	use Fcntl;
54	use YAML ();	59	use YAML::XS ();
55	use IO::AIO ();	60	use IO::AIO ();
56	use Time::HiRes;	61	use Time::HiRes;
57	use Compress::LZF;	62	use Compress::LZF;
58	use Digest::MD5 ();	63	use Digest::MD5 ();
59		64
…		…
61		66
62	# configure various modules to our taste	67	# configure various modules to our taste
63	#	68	#
64	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		77
68	$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" };
69		80
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
71		82
72	our %COMMAND = ();	83	our %COMMAND = ();
73	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
76	our %EXTCMD = ();	87	our %EXTCMD = ();
77	our %EXTICMD = ();	88	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
80		91
81	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
83		96
84	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	98	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
95	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 = 1;
96		118
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	121	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		123
102	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	127	our $DB_ENV;
106		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
107	our %CFG;	131	our %CFG;
108		132
109	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	134	our $RUNTIME;
111	our $NOW;	135	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	146	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
124		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
125	binmode STDOUT;	154	binmode STDOUT;
126	binmode STDERR;	155	binmode STDERR;
127		156
128	# read virtual server time, if available	157	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
133	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
134		165
135	mkdir $_	166	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		168
138	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
139		170
140	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::"} };
141		187
142	#############################################################################	188	#############################################################################
143		189
144	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
145		191
…		…
192	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
193	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.
194		240
195	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
196		242
197	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
198	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
199	that call.	245	that call.
200		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
201	=back	253	=back
202		254
203	=cut	255	=cut
204		256
205	BEGIN {	257	$Coro::State::WARNHOOK = sub {
206	*CORE::GLOBAL::warn = sub {
207	my $msg = join "", @_;	258	my $msg = join "", @_;
208		259
209	$msg .= "\n"	260	$msg .= "\n"
210	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
211		262
212	$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;
213		264
214	LOG llevError, $msg;	265	LOG llevError, $msg;
215	};	266	};
216	}
217		267
218	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	269	return unless $^S eq 0; # "eq", not "=="
220		270
221	if ($Coro::current == $Coro::main) {#d#	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	275	return;#d#
224	}#d#	276	}#d#
225		277
226	# kill coroutine otherwise	278	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	279	Coro::terminate
229	};	280	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		281
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	292	for my $pkg (qw(
244	cf::global cf::attachable	293	cf::global cf::attachable
245	cf::object cf::object::player	294	cf::object cf::object::player
246	cf::client cf::player	295	cf::client cf::player
247	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
248	cf::map cf::party cf::region	298	cf::party cf::region
249	)) {	299	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	301	}
253		302
254	$EV::DIED = sub {	303	$EV::DIED = sub {
255	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
256	};	305	};
257		306
258	#############################################################################	307	#############################################################################
259		308
260	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		347
299	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
301		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
302	=item cf::lock_wait $string	365	=item cf::lock_wait $string
303		366
304	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
305		368
306	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
307		370
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
311	returned.	374	returned.
312		375
313	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
314	deadlocked coro.	377	deadlocked coro.
…		…
320		383
321	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.
322		385
323	=cut	386	=cut
324		387
325	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		389
328	sub lock_wait($) {	390	sub lock_wait($) {
329	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	392	}
342		393
343	sub lock_acquire($) {	394	sub lock_acquire($) {
344	my ($key) = @_;	395	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	396	}
358		397
359	sub lock_active($) {	398	sub lock_active($) {
360	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	400	}
364		401
365	sub freeze_mainloop {	402	sub freeze_mainloop {
366	tick_inhibit_inc;	403	tick_inhibit_inc;
367		404
368	Coro::guard \&tick_inhibit_dec;	405	&Guard::guard (\&tick_inhibit_dec);
369	}	406	}
370		407
371	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
372		409
373	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
374	get spread over timer.	411	get spread over time.
375		412
376	=cut	413	=cut
377		414
378	sub periodic($$) {	415	sub periodic($$) {
379	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
396		433
397	=cut	434	=cut
398		435
399	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
400	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
401		439
402	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
403	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
404	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
405		443
406	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
407		446
408	while () {	447	while () {
409	next_job:	448	next_job:
		449
410	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
411	if ($avail > 0.01) {	451
412	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
413	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
414	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
415	$job->[2]->send;	456	$job->[2]->send;
416	Coro::cede;	457	Coro::cede;
417	goto next_job;	458	goto next_job;
418	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
419	}	461	}
420	}	462	}
421		463
422	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
423	# 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
424	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
425	$signal->wait;	467	$signal->wait;
426	} else {	468	} else {
		469	$busy = 0;
427	Coro::schedule;	470	Coro::schedule;
428	}	471	}
429	}	472	}
430	};	473	};
431		474
432	sub get_slot($;$$) {	475	sub get_slot($;$$) {
433	return if tick_inhibit || $Coro::current == $Coro::main;	476	return if tick_inhibit || $Coro::current == $Coro::main;
434		477
435	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
436		479
437	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
438	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
439		483
440	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
441	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
442	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
469		513
470	sub sync_job(&) {	514	sub sync_job(&) {
471	my ($job) = @_;	515	my ($job) = @_;
472		516
473	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
474	my $time = EV::time;	518	my $time = AE::time;
475		519
476	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
477	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
478		522
479	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
…		…
496	} else {	540	} else {
497	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
498	}	542	}
499	}	543	}
500		544
501	my $time = EV::time - $time;	545	my $time = AE::time - $time;
502		546
503	$TICK_START += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
504		548
505	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
506	} else {	550	} else {
…		…
550	reset_signals;	594	reset_signals;
551	&$cb	595	&$cb
552	}, @args;	596	}, @args;
553		597
554	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	)
555	}	610	}
556		611
557	=item $coin = coin_from_name $name	612	=item $coin = coin_from_name $name
558		613
559	=cut	614	=cut
…		…
725		780
726	#############################################################################	781	#############################################################################
727		782
728	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
729		784
730	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
731	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")
732	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
733		788
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
786		841
787	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
789		844
790	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
792		847
793	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
794		849
795	=over 4	850	=over 4
…		…
1086		1141
1087	sub reattach {	1142	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1144	my ($obj) = @_;
1090		1145
		1146	# no longer needed after getting rid of delete_package?
1091	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
1092		1148
1093	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1094		1150
1095	@$registry = ();	1151	@$registry = ();
1096		1152
…		…
1139		1195
1140	sync_job {	1196	sync_job {
1141	if (length $$rdata) {	1197	if (length $$rdata) {
1142	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1143	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1144	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1145		1202
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1204	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1210	aio_close $fh;
1151		1211
1152	if (@$objs) {	1212	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1214	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1221	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1223	}
1161	} else {	1224	} else {
1162	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1163	}	1226	}
1164		1227
1165	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1232	} else {
1167	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1168	}	1234	}
1169	} else {	1235	} else {
1170	aio_unlink $filename;	1236	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1172	}	1238	}
…		…
1197	$av = $st->{objs};	1263	$av = $st->{objs};
1198	}	1264	}
1199		1265
1200	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1201	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1202	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1203		1270
1204	($data, $av)	1271	($data, $av)
1205	}	1272	}
1206		1273
1207	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1263	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1264		1331
1265	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1266	}	1333	}
1267		1334
		1335	use File::Glob ();
		1336
1268	cf::player->attach (	1337	cf::player->attach (
1269	on_command => sub {	1338	on_unknown_command => sub {
1270	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1271		1340
1272	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1273	or return;	1342	or return;
1274		1343
…		…
1304		1373
1305	cf::override;	1374	cf::override;
1306	},	1375	},
1307	);	1376	);
1308		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
1309	sub load_extensions {	1391	sub load_extensions {
1310	cf::sync_job {	1392	cf::sync_job {
1311	my %todo;	1393	my %todo;
1312		1394
1313	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1332		1414
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1417
1336	$ext{source} =	1418	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1338	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1339	. $source	1421	. $source
1340	. "\n};\n1";	1422	. "\n};\n1";
1341		1423
1342	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1343	}	1425	}
1344		1426
		1427	my $pass = 0;
1345	my %done;	1428	my %done;
1346	while (%todo) {	1429	while (%todo) {
1347	my $progress;	1430	my $progress;
1348		1431
		1432	++$pass;
		1433
		1434	ext:
1349	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1350	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1351	goto skip	1437	next ext
1352	unless exists $done{$_};	1438	unless exists $done{$_};
1353	}	1439	}
1354		1440
1355	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1356		1442
1357	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1358	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1359	: "$v->{base}: extension inactive.\n";
1360		1447
1361	if (exists $v->{meta}{mandatory}) {
1362	warn $msg;
1363	cf::cleanup "mandatory extension failed to load, exiting.";	1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1364	}	1449	if exists $v->{meta}{mandatory};
1365		1450
1366	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;
1367	}	1460	}
1368
1369	$done{$k} = delete $todo{$k};
1370	push @EXTS, $v->{pkg};
1371	$progress = 1;
1372	}	1461	}
1373		1462
1374	skip:	1463	unless ($progress) {
1375	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1376	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1377	}	1471	}
1378	};	1472	};
1379	}	1473	}
1380		1474
1381	#############################################################################	1475	#############################################################################
1382		1476
1383	=back	1477	=back
1384		1478
1385	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1386		1480
1387	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1388		1482
1389	=cut	1483	=cut
1390		1484
1391	package cf::player;	1485	package cf::player;
1392		1486
…		…
1435		1529
1436	sub exists($) {	1530	sub exists($) {
1437	my ($login) = @_;	1531	my ($login) = @_;
1438		1532
1439	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1441	}	1535	}
1442		1536
1443	sub find($) {	1537	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1539	my $login = $_[0];
…		…
1465	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1466	}	1560	}
1467	}	1561	}
1468	}	1562	}
1469		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($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
1470	sub save($) {	1577	sub save($) {
1471	my ($pl) = @_;	1578	my ($pl) = @_;
1472		1579
1473	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1474		1581
…		…
1479		1586
1480	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1481	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1482		1589
1483	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];
1484		1594
1485	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1486	cf::cede_to_tick;	1596	cf::cede_to_tick;
1487	}	1597	}
1488		1598
…		…
1520	my ($pl) = @_;	1630	my ($pl) = @_;
1521		1631
1522	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1523		1633
1524	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1525	$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
1526		1636
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1638	$pl->deactivate;
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;
1531	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1532	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1533		1642
1534	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1535	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1590	\@logins	1699	\@logins
1591	}	1700	}
1592		1701
1593	=item $player->maps	1702	=item $player->maps
1594		1703
		1704	=item cf::player::maps $login
		1705
1595	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1596	player. May block.	1707	player. May block.
1597		1708
1598	=cut	1709	=cut
1599		1710
…		…
1616	}	1727	}
1617		1728
1618	\@paths	1729	\@paths
1619	}	1730	}
1620		1731
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1733
1623	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1735
1714	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1715		1737
1716	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1717		1739
…		…
1749		1771
1750	=cut	1772	=cut
1751		1773
1752	sub find_by_path($) {	1774	sub find_by_path($) {
1753	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1754		1778
1755	my ($match, $specificity);	1779	my ($match, $specificity);
1756		1780
1757	for my $region (list) {	1781	for my $region (list) {
1758	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1791		1815
1792	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1793	$self->_create_random_map (	1817	$self->_create_random_map (
1794	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1795	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1796	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1797	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1798	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1799	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1800	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1822		1846
1823	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1824	}	1848	}
1825		1849
1826	# also paths starting with '/'	1850	# also paths starting with '/'
1827	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1828		1852
1829	sub thawer_merge {	1853	sub thawer_merge {
1830	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1831		1855
1832	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1930		1954
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1933	}	1957	}
1934		1958
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1959	sub decay_objects {
1945	my ($self) = @_;	1960	my ($self) = @_;
1946		1961
1947	return if $self->{deny_reset};	1962	return if $self->{deny_reset};
1948		1963
…		…
2030	sub find {	2045	sub find {
2031	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
2032		2047
2033	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
2034		2049
2035	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
2037		2052
2038	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
2043	or return;	2055	or return;
2044		2056
2045	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
2046		2058
…		…
2058		2070
2059	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
2060	}	2072	}
2061	}	2073	}
2062		2074
2063	sub pre_load { }	2075	sub pre_load { }
2064	sub post_load { }	2076	#sub post_load { } # XS
2065		2077
2066	sub load {	2078	sub load {
2067	my ($self) = @_;	2079	my ($self) = @_;
2068		2080
2069	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2099	$f->skip_block;
2088	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2089	or return;	2101	or return;
2090		2102
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2092	if delete $self->{load_original};	2104	if delete $self->{load_original};
2093		2105
2094	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2107	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2127	$self->decay_objects;
2116	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2117	$self->update_buttons;	2129	$self->update_buttons;
2118	cf::cede_to_tick;	2130	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2131	$self->activate;
2122	}	2132	}
2123		2133
2124	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
…		…
2128	}	2138	}
2129		2139
2130	$self->post_load;	2140	$self->post_load;
2131	}	2141	}
2132		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2133	sub customise_for {	2146	sub customise_for {
2134	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2135		2148
2136	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2137	if $self->per_player;	2150	if $self->per_player;
…		…
2153	or next;	2166	or next;
2154	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2155	or next;	2168	or next;
2156	$neigh->load;	2169	$neigh->load;
2157		2170
		2171	# now find the diagonal neighbours
2158	push @neigh,	2172	push @neigh,
2159	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2160	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2161	}	2175	}
2162		2176
…		…
2214	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2215		2229
2216	()	2230	()
2217	}	2231	}
2218		2232
		2233	# common code, used by both ->save and ->swapout
2219	sub save {	2234	sub _save {
2220	my ($self) = @_;	2235	my ($self) = @_;
2221
2222	my $lock = cf::lock_acquire "map_data:$self->{path}";
2223		2236
2224	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2225		2238
2226	return unless $self->dirty;	2239	return unless $self->dirty;
2227		2240
…		…
2247	} else {	2260	} else {
2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2249	}	2262	}
2250	}	2263	}
2251		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2252	sub swap_out {	2273	sub swap_out {
2253	my ($self) = @_;	2274	my ($self) = @_;
2254		2275
2255	# save first because save cedes
2256	$self->save;
2257
2258	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2259		2277
2260	return if $self->players;
2261	return if $self->in_memory != cf::MAP_ACTIVE;	2278	return if $self->in_memory != cf::MAP_ACTIVE;
2262	return if $self->{deny_save};	2279	return if $self->{deny_save};
		2280	return if $self->players;
2263		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2264	$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};
2265		2332
2266	$self->deactivate;	2333	$self->deactivate;
2267	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2268	$self->clear;	2335	$self->clear;
2269	}
2270
2271	sub reset_at {
2272	my ($self) = @_;
2273
2274	# TODO: safety, remove and allow resettable per-player maps
2275	return 1e99 if $self->{deny_reset};
2276
2277	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2278	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2279
2280	$time + $to
2281	}
2282
2283	sub should_reset {
2284	my ($self) = @_;
2285
2286	$self->reset_at <= $cf::RUNTIME
2287	}
2288
2289	sub reset {
2290	my ($self) = @_;
2291
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293
2294	return if $self->players;
2295
2296	warn "resetting map ", $self->path;
2297
2298	$self->in_memory (cf::MAP_SWAPPED);
2299
2300	# need to save uniques path
2301	unless ($self->{deny_save}) {
2302	my $uniq = $self->uniq_path; utf8::encode $uniq;
2303
2304	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2305	if $uniq;
2306	}
2307
2308	delete $cf::MAP{$self->path};
2309
2310	$self->deactivate;
2311	$_->clear_links_to ($self) for values %cf::MAP;
2312	$self->clear;
2313		2336
2314	$self->unlink_save;	2337	$self->unlink_save;
2315	$self->destroy;	2338	$self->destroy;
2316	}	2339	}
2317		2340
…		…
2325		2348
2326	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2327		2350
2328	$self->unlink_save;	2351	$self->unlink_save;
2329		2352
2330	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2331	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2332	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2333	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2334	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2335		2358
…		…
2392	: normalise $_	2415	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2417	]
2395	}	2418	}
2396		2419
		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	}
		2451
2397	=back	2452	=back
2398		2453
2399	=head3 cf::object	2454	=head3 cf::object
2400		2455
2401	=cut	2456	=cut
…		…
2466		2521
2467	our $SAY_CHANNEL = {	2522	our $SAY_CHANNEL = {
2468	id => "say",	2523	id => "say",
2469	title => "Map",	2524	title => "Map",
2470	reply => "say ",	2525	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2527	};
2473		2528
2474	our $CHAT_CHANNEL = {	2529	our $CHAT_CHANNEL = {
2475	id => "chat",	2530	id => "chat",
2476	title => "Chat",	2531	title => "Chat",
…		…
2531		2586
2532	=item $player_object->enter_link	2587	=item $player_object->enter_link
2533		2588
2534	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}>).
2535		2590
2536	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.
2537	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.
2538		2595
2539	Will never block.	2596	Will never block.
2540		2597
2541	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2542		2599
…		…
2562	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2563	my ($self) = @_;	2620	my ($self) = @_;
2564		2621
2565	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2566		2623
		2624	++$self->{_link_recursion};
		2625
2567	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2568		2627
2569	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2570	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2571		2630
2572	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2573	}	2632	}
2574		2633
2575	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2576	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2577		2636
…		…
2594	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2596		2655
2597	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2600		2659
2601	$map->load;	2660	$map->load;
2602	$map->load_neighbours;	2661	$map->load_neighbours;
2603		2662
2604	return unless $self->contr->active;	2663	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2664
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2609	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2610		2672
		2673	}
		2674
2611	=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)]])
2612		2676
2613	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
2614	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2615	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
2616	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
2617	be called at the end of this process.	2681	be called at the end of this process.
2618		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
2619	=cut	2686	=cut
2620		2687
2621	our $GOTOGEN;	2688	our $GOTOGEN;
2622		2689
2623	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2624	my ($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	}
2625		2698
2626	# 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
2627	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2628		2701
2629	$self->enter_link;	2702	$self->enter_link;
…		…
2653	my $map = eval {	2726	my $map = eval {
2654	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2655		2728
2656	if ($map) {	2729	if ($map) {
2657	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2658	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2659	} else {	2732	} else {
2660	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2661	}	2734	}
2662		2735
2663	$map	2736	$map
…		…
2671	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2672	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2673	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2674	}	2747	}
2675		2748
2676	$done->() if $done;	2749	$done->($self) if $done;
2677	})->prio (1);	2750	})->prio (1);
2678	}	2751	}
2679		2752
2680	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2681		2754
…		…
2769	$self->contr->savebed ($map, $x, $y)	2842	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	2843	if $exit->flag (cf::FLAG_DAMNED);
2771		2844
2772	1	2845	1
2773	}) {	2846	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "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. "
2776	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2778		2851
2779	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2796	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2798		2871
2799	utf8::encode $text;	2872	utf8::encode $text;
2800	$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);
2801	}	2899	}
2802		2900
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		2902
2805	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
…		…
2809		2907
2810	=cut	2908	=cut
2811		2909
2812	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2813	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	},
2814	"c/identify" => {	2918	"c/identify" => {
2815	id => "infobox",	2919	id => "infobox",
2816	title => "Identify",	2920	title => "Identify",
2817	reply => undef,	2921	reply => undef,
2818	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	2924	"c/examine" => {
2821	id => "infobox",	2925	id => "infobox",
2822	title => "Examine",	2926	title => "Examine",
2823	reply => undef,	2927	reply => undef,
2824	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",
2825	},	2935	},
2826	"c/book" => {	2936	"c/book" => {
2827	id => "infobox",	2937	id => "infobox",
2828	title => "Book",	2938	title => "Book",
2829	reply => undef,	2939	reply => undef,
…		…
2845	id => "infobox",	2955	id => "infobox",
2846	title => "Body Parts",	2956	title => "Body Parts",
2847	reply => undef,	2957	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2849	},	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	},
2850	"c/uptime" => {	2996	"c/uptime" => {
2851	id => "infobox",	2997	id => "infobox",
2852	title => "Uptime",	2998	title => "Uptime",
2853	reply => undef,	2999	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	3009	id => "party",
2864	title => "Party",	3010	title => "Party",
2865	reply => "gsay ",	3011	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	3012	tooltip => "Messages and chat related to your party",
2867	},	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" => $CHAT_CHANNEL,
2868	);	3022	);
2869		3023
2870	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2872		3026
2873	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2874		3029
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		3031
2877	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2880		3035
2881	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	3037	$channel = $channel->{id};
2885		3038
2886	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	3044	}
2893		3045
2894	$channel = $channel->{id};	3046	$channel = $channel->{id};
2895	}	3047	}
2896		3048
2897	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2898		3050
2899	if ($self->can_msg) {
2900	# default colour, mask it out	3051	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2903		3054
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	3058	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		3059
2918	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	3061	}
2932		3062
2933	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2934		3064
2935	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2938		3068
2939	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2941		3071
2942	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	3077	}
2948	}	3078	}
2949		3079
2950	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2951		3081
…		…
2955		3085
2956	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2958		3088
2959	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove	3092	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}	3095	}
2966	}	3096	}
2967		3097
2968	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2969		3099
…		…
3070		3200
3071	$coro	3201	$coro
3072	}	3202	}
3073		3203
3074	cf::client->attach (	3204	cf::client->attach (
3075	on_destroy => sub {	3205	on_client_destroy => sub {
3076	my ($ns) = @_;	3206	my ($ns) = @_;
3077		3207
3078	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3079	},	3209	},
3080	);	3210	);
…		…
3096	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3097		3227
3098	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3099		3229
3100	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3101	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3102	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3103	sort time	3233	sort time
3104	));	3234	));
3105		3235
3106	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3110	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3111		3241
3112	cf::object	3242	cf::object
3113	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3114	insert remove name archname title slaying race decrease split	3244	insert remove name archname title slaying race decrease split
		3245	value
3115		3246
3116	cf::object::player	3247	cf::object::player
3117	player	3248	player
3118		3249
3119	cf::player	3250	cf::player
…		…
3125	=cut	3256	=cut
3126		3257
3127	for (	3258	for (
3128	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3129	insert remove inv nrof name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3134	) {	3265	) {
3135	no strict 'refs';	3266	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3155		3286
3156	my $qcode = $code;	3287	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3159		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3160	local $_;	3294	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;
3162		3295
3163	my $eval =	3296	my $eval =
3164	"do {\n"	3297	"do {\n"
3165	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3166	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3167	. $code	3300	. $code
3168	. "\n}"	3301	. "\n}"
3169	;	3302	;
3170		3303
		3304	if ($CFG{safe_eval}) {
3171	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3172	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3173	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3174		3313
3175	if ($@) {	3314	if ($@) {
3176	warn "$@";	3315	warn "$@";
3177	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3178	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3197	=cut	3336	=cut
3198		3337
3199	sub register_script_function {	3338	sub register_script_function {
3200	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3201		3340
3202	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3203	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3204	}	3343	}
3205		3344
3206	=back	3345	=back
3207		3346
3208	=cut	3347	=cut
…		…
3229		3368
3230	$facedata->{version} == 2	3369	$facedata->{version} == 2
3231	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3232		3371
3233	# 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]);
3234	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3235	type => FT_RSRC,	3375	type => FT_RSRC,
3236	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),
3237	};	3378	};
3238	cf::cede_to_tick;	3379	cf::cede_to_tick;
3239		3380
3240	{	3381	{
3241	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
…		…
3243	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3244	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3245		3386
3246	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3247	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3248	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3249	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3250		3391
3251	cf::cede_to_tick;	3392	cf::cede_to_tick;
3252	}	3393	}
3253		3394
3254	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
…		…
3278		3419
3279	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3280	}	3421	}
3281		3422
3282	{	3423	{
3283	# TODO: for gcfclient pleasure, we should give resources
3284	# that gcfclient doesn't grok a >10000 face index.
3285	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3286		3425
3287	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
3288	if (defined $info->{type}) {	3427	if (defined $info->{type}) {
3289	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3290	my $data;
3291		3429
3292	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3293	# prepend meta info
3294
3295	my $meta = $enc->encode ({
3296	name => $name,
3297	%{ $info->{meta} || {} },
3298	});
3299
3300	$data = pack "(w/a*)*", $meta, $info->{data};
3301	} else {
3302	$data = $info->{data};
3303	}
3304
3305	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3306	cf::face::set_type $idx, $info->{type};	3431	cf::face::set_type $idx, $info->{type};
3307	} else {	3432	} else {
3308	$RESOURCE{$name} = $info;	3433	$RESOURCE{$name} = $info;
3309	}	3434	}
3310		3435
…		…
3393	reload_treasures;	3518	reload_treasures;
3394		3519
3395	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3396	}	3521	}
3397		3522
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	evthread_start IO::AIO::poll_fileno;
3402
3403	reload_resources;
3404	}
3405
3406	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3408	or return;	3527	or return;
3409		3528
3410	local $/;	3529	local $/;
3411	*CFG = YAML::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3412		3531
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3414		3533
3415	$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};
3416	$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};
3417		3536
3418	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3420	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3421	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3422	};	3541	};
3423	warn $@ if $@;	3542	warn $@ if $@;
3424	}	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;
3425	}	3574	}
3426		3575
3427	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
3428	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3430	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#
3431	(async {	3589	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3591	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3435	};	3593	};
3436		3594
3437	{	3595	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	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;
3439	reload_config;	3607	reload_config;
3440	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
3441	load_extensions;	3618	load_extensions;
3442		3619
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3620	utime time, time, $RUNTIMEFILE;
		3621
		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;
3444	}	3627	};
3445		3628
3446	EV::loop;	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;
3447	}	3633	}
3448		3634
3449	#############################################################################	3635	#############################################################################
3450	# initialisation and cleanup	3636	# initialisation and cleanup
3451		3637
3452	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3453	BEGIN {	3639	BEGIN {
3454	our %SIGWATCHER = ();	3640	our %SIGWATCHER = ();
3455	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3456	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3457	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3458	};	3644	};
3459	}	3645	}
3460	}	3646	}
3461		3647
3462	sub write_runtime_sync {	3648	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3464		3650
3465	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3467		3653
3468	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3655
3470	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3471		3657
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3473	or return;	3659	or return;
3474		3660
3475	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3488		3674
3489	close $fh	3675	close $fh
3490	or return;	3676	or return;
3491		3677
3492	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3679	and return;
3494		3680
3495	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3496		3682
3497	1	3683	1
3498	}	3684	}
3499		3685
3500	our $uuid_lock;	3686	our $uuid_lock;
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3695	my $uuid = "$LOCALDIR/uuid";
3510		3696
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3698	or return;
3513		3699
3514	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	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;
3515	$uuid_skip = 0;	3708	$uuid_skip = 0;
3516		3709
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3711	and return;
3519		3712
…		…
3541	}	3734	}
3542		3735
3543	sub emergency_save() {	3736	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3545		3738
3546	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3547		3740
3548	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
3549	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3753	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3755	$pl->save;
3558	}	3756	}
3559	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3560		3758
3561	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3762	$map->valid or next;
3565	$map->save;	3763	$map->save;
3566	}	3764	}
3567	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3568		3766
3569	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
3572		3770
3573	warn "begin write uuid\n";	3771	warn "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3772	write_uuid_sync 1;
3575	warn "end write uuid\n";	3773	warn "emergency_perl_save: end write uuid\n";
3576	};	3774	};
3577		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
3578	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3579	}	3782	}
3580		3783
3581	sub post_cleanup {	3784	sub post_cleanup {
3582	my ($make_core) = @_;	3785	my ($make_core) = @_;
3583		3786
3584	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3585	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	}
3586	}	3817	}
3587		3818
3588	sub do_reload_perl() {	3819	sub do_reload_perl() {
3589	# can/must only be called in main	3820	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3591	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3592	return;	3823	return;
3593	}	3824	}
3594		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3595	warn "reloading...";	3831	warn "reloading...";
3596		3832
3597	warn "entering sync_job";	3833	warn "entering sync_job";
3598		3834
3599	cf::sync_job {	3835	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3837	cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3603		3839
3604	warn "syncing database to disk";	3840	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3606		3842
3607	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3608		3844
3609	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3615	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();
3623
3624	warn "removing commands";
3625	%COMMAND = ();
3626
3627	warn "removing ext/exti commands";
3628	%EXTCMD = ();
3629	%EXTICMD = ();
3630
3631	warn "unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";
3634
3635	if (my $cb = $pkg->can ("unload")) {
3636	eval {
3637	$cb->($pkg);
3638	1
3639	} or warn "$pkg unloaded, but with errors: $@";
3640	}	3848	}
3641		3849
3642	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3643	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3644	}	3852	%EXT_CORO = ();
3645		3853
3646	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3647	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3650	warn "... unloading $k";	3863	warn "... unloading $pkg";
3651	delete $INC{$k};
3652		3864
3653	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;
3655
3656	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3657	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3658	}	3874	}
3659		3875
3660	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 $k;
3661	}	3891	}
3662		3892
3663	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3665	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);
3666		3896
3667	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3900
3671	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3902	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3674		3904
3675	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3676		3906
3677	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3678	require cf;	3908	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3680		3910
3681	warn "loading config and database again";	3911	warn "loading config and database again";
3682	cf::reload_config;	3912	cf::reload_config;
3683		3913
3684	warn "loading extensions";	3914	warn "loading extensions";
3685	cf::load_extensions;	3915	cf::load_extensions;
3686		3916
		3917	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3693		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3694	warn "leaving sync_job";	3929	warn "leaving sync_job";
3695		3930
3696	1	3931	1
3697	} or do {	3932	} or do {
3698	warn $@;	3933	warn $@;
3699	cf::cleanup "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3700	};	3935	};
3701		3936
3702	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3703	};	3943	};
3704		3944
3705	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3706		3946
3707	sub reload_perl() {	3947	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3710		3950
		3951	$RELOAD_WATCHER ||= cf::async {
		3952	Coro::AIO::aio_wait cache_extensions;
		3953
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	3955	do_reload_perl;
3713	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
		3957	};
3714	};	3958	};
3715	}	3959	}
3716		3960
3717	register_command "reload" => sub {	3961	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
…		…
3732		3976
3733	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3735		3979
3736	sub wait_for_tick {	3980	sub wait_for_tick {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3738		3982
3739	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;	3985	$signal->wait;
3742	}	3986	}
3743		3987
3744	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3746		3990
3747	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	3993	$signal->wait;
3750	}	3994	}
…		…
3755	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3756	return;	4000	return;
3757	}	4001	}
3758		4002
3759	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
		4004
		4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4006
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$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.;
3763	Coro::async_pool {	4009	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4010	$Coro::current->{desc} = "runtime saver";
…		…
3787	}	4033	}
3788		4034
3789	{	4035	{
3790	# configure BDB	4036	# configure BDB
3791		4037
3792	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4039	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4040	$AnyEvent::BDB::WATCHER->priority (1);
3795		4041
3796	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| 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;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		4049
3803	cf::sync_job {	4050	cf::sync_job {
3804	eval {	4051	eval {
…		…
3843	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3844		4091
3845	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3848	async {	4096	async {
3849	$Coro::current->{desc} = "abt $msg";	4097	$Coro::current->{desc} = "abt $msg";
3850		4098
3851	my @bt = fork_call {	4099	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4111	}
3864		4112
3865	@funcs	4113	@funcs
3866	};	4114	};
3867		4115
3868	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4119	--$_log_backtrace;
3871	};	4120	};
3872	} else {	4121	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4124	}
3876	}	4125	}
3877		4126
3878	# load additional modules	4127	# load additional modules
3879	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3880		4130
3881	END { cf::emergency_save }	4131	END { cf::emergency_save }
3882		4132
3883	1	4133	1
3884		4134

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