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Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		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 3.2;	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 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		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;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	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";
63	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
64		77
65	$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" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 0;#d#
		118
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	121	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		123
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	127	our $DB_ENV;
105		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
106	our %CFG;	131	our %CFG;
107		132
108	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	134	our $RUNTIME;
110	our $NOW;	135	our $NOW;
…		…
119	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)
120	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	146	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
123		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
		153
124	binmode STDOUT;	154	binmode STDOUT;
125	binmode STDERR;	155	binmode STDERR;
126		156
127	# read virtual server time, if available	157	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
132	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
133		165
134	mkdir $_	166	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		168
137	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
138		170
139	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::"} };
140		187
141	#############################################################################	188	#############################################################################
142		189
143	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
144		191
…		…
191	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
192	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.
193		240
194	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
195		242
196	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
197	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
198	that call.	245	that call.
199		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
200	=back	253	=back
201		254
202	=cut	255	=cut
203		256
204	BEGIN {	257	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	258	my $msg = join "", @_;
207		259
208	$msg .= "\n"	260	$msg .= "\n"
209	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
210		262
211	$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;
212		264
213	LOG llevError, $msg;	265	LOG llevError, $msg;
214	};	266	};
215	}
216		267
217	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	269	return unless $^S eq 0; # "eq", not "=="
219		270
220	if ($Coro::current == $Coro::main) {#d#	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	275	return;#d#
223	}#d#	276	}#d#
224		277
225	# kill coroutine otherwise	278	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	279	Coro::terminate
228	};	280	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		281
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	292	for my $pkg (qw(
243	cf::global cf::attachable	293	cf::global cf::attachable
244	cf::object cf::object::player	294	cf::object cf::object::player
245	cf::client cf::player	295	cf::client cf::player
246	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
247	cf::map cf::party cf::region	298	cf::party cf::region
248	)) {	299	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	301	}
252		302
253	$EV::DIED = sub {	303	$EV::DIED = sub {
254	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
255	};	305	};
256		306
257	#############################################################################	307	#############################################################################
258		308
259	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		347
298	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
300		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
301	=item cf::lock_wait $string	365	=item cf::lock_wait $string
302		366
303	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
304		368
305	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
306		370
307	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
308	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,
309	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
310	returned.	374	returned.
311		375
312	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
313	deadlocked coro.	377	deadlocked coro.
…		…
319		383
320	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.
321		385
322	=cut	386	=cut
323		387
324	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		389
327	sub lock_wait($) {	390	sub lock_wait($) {
328	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	392	}
341		393
342	sub lock_acquire($) {	394	sub lock_acquire($) {
343	my ($key) = @_;	395	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	396	}
357		397
358	sub lock_active($) {	398	sub lock_active($) {
359	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	400	}
363		401
364	sub freeze_mainloop {	402	sub freeze_mainloop {
365	tick_inhibit_inc;	403	tick_inhibit_inc;
366		404
367	Coro::guard \&tick_inhibit_dec;	405	&Guard::guard (\&tick_inhibit_dec);
368	}	406	}
369		407
370	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
371		409
372	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
373	get spread over timer.	411	get spread over time.
374		412
375	=cut	413	=cut
376		414
377	sub periodic($$) {	415	sub periodic($$) {
378	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
395		433
396	=cut	434	=cut
397		435
398	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
400		439
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
404		443
405	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
406		446
407	while () {	447	while () {
408	next_job:	448	next_job:
		449
409	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	451
411	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	456	$job->[2]->send;
415	Coro::cede;	457	Coro::cede;
416	goto next_job;	458	goto next_job;
417	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	461	}
419	}	462	}
420		463
421	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
422	# 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
423	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	467	$signal->wait;
425	} else {	468	} else {
		469	$busy = 0;
426	Coro::schedule;	470	Coro::schedule;
427	}	471	}
428	}	472	}
429	};	473	};
430		474
431	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
432	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
433		479
434	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
435	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
436		483
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
466		513
467	sub sync_job(&) {	514	sub sync_job(&) {
468	my ($job) = @_;	515	my ($job) = @_;
469		516
470	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
471	my $time = EV::time;	518	my $time = AE::time;
472		519
473	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
475		522
476	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
…		…
493	} else {	540	} else {
494	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
495	}	542	}
496	}	543	}
497		544
498	my $time = EV::time - $time;	545	my $time = AE::time - $time;
499		546
500	$TICK_START += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
501		548
502	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
503	} else {	550	} else {
…		…
547	reset_signals;	594	reset_signals;
548	&$cb	595	&$cb
549	}, @args;	596	}, @args;
550		597
551	wantarray ? @res : $res[-1]	598	wantarray ? @res : $res[-1]
		599	}
		600
		601	sub objinfo {
		602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
552	}	637	}
553		638
554	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
555		640
556	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
695		780
696	#############################################################################	781	#############################################################################
697		782
698	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
699		784
700	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
701	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")
702	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
703		788
704	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>
705	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
…		…
755	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
756		841
757	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
759		844
760	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
762		847
763	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
764		849
765	=over 4	850	=over 4
…		…
1056		1141
1057	sub reattach {	1142	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1144	my ($obj) = @_;
1060		1145
		1146	# no longer needed after getting rid of delete_package?
1061	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
1062		1148
1063	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1064		1150
1065	@$registry = ();	1151	@$registry = ();
1066		1152
…		…
1109		1195
1110	sync_job {	1196	sync_job {
1111	if (length $$rdata) {	1197	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1115		1202
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	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	}
1120	close $fh;	1210	aio_close $fh;
1121		1211
1122	if (@$objs) {	1212	if (@$objs) {
1123	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) {
1124	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1127	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	}
1128	close $fh;	1221	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1223	}
1131	} else {	1224	} else {
1132	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1133	}	1226	}
1134		1227
1135	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1232	} else {
1137	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1138	}	1234	}
1139	} else {	1235	} else {
1140	aio_unlink $filename;	1236	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1142	}	1238	}
…		…
1167	$av = $st->{objs};	1263	$av = $st->{objs};
1168	}	1264	}
1169		1265
1170	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1173		1270
1174	($data, $av)	1271	($data, $av)
1175	}	1272	}
1176		1273
1177	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1233	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1234		1331
1235	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1236	}	1333	}
1237		1334
		1335	use File::Glob ();
		1336
1238	cf::player->attach (	1337	cf::player->attach (
1239	on_command => sub {	1338	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1241		1340
1242	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1243	or return;	1342	or return;
1244		1343
…		…
1274		1373
1275	cf::override;	1374	cf::override;
1276	},	1375	},
1277	);	1376	);
1278		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
1279	sub load_extensions {	1391	sub load_extensions {
1280	cf::sync_job {	1392	cf::sync_job {
1281	my %todo;	1393	my %todo;
1282		1394
1283	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1414
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1417
1306	$ext{source} =	1418	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1309	. $source	1421	. $source
1310	. "\n};\n1";	1422	. "\n};\n1";
1311		1423
1312	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1313	}	1425	}
1314		1426
		1427	my $pass = 0;
1315	my %done;	1428	my %done;
1316	while (%todo) {	1429	while (%todo) {
1317	my $progress;	1430	my $progress;
1318		1431
		1432	++$pass;
		1433
		1434	ext:
1319	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1437	next ext
1322	unless exists $done{$_};	1438	unless exists $done{$_};
1323	}	1439	}
1324		1440
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1442
1327	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1447
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1449	if exists $v->{meta}{mandatory};
1335		1450
1336	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;
1337	}	1460	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1461	}
1343		1462
1344	skip:	1463	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1347	}	1471	}
1348	};	1472	};
1349	}	1473	}
1350		1474
1351	#############################################################################	1475	#############################################################################
1352		1476
1353	=back	1477	=back
1354		1478
1355	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1356		1480
1357	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1358		1482
1359	=cut	1483	=cut
1360		1484
1361	package cf::player;	1485	package cf::player;
1362		1486
…		…
1405		1529
1406	sub exists($) {	1530	sub exists($) {
1407	my ($login) = @_;	1531	my ($login) = @_;
1408		1532
1409	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1411	}	1535	}
1412		1536
1413	sub find($) {	1537	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1539	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1552	or return;
1429		1553
1430	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1431	or return;	1555	or return;
		1556
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1435	}	1560	}
1436	}	1561	}
1437	}	1562	}
1438		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($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
1439	sub save($) {	1577	sub save($) {
1440	my ($pl) = @_;	1578	my ($pl) = @_;
1441		1579
1442	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1443		1581
…		…
1446		1584
1447	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1448		1586
1449	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451		1594
1452	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1596	cf::cede_to_tick;
1454	}	1597	}
1455		1598
…		…
1487	my ($pl) = @_;	1630	my ($pl) = @_;
1488		1631
1489	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1490		1633
1491	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1492	$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
1493		1636
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1498		1643
1499	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1684
1540	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
1541	my $path = path $login;	1686	my $path = path $login;
1542		1687
1543	# a .pst is a dead give-away for a valid player	1688	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1694	}
1549		1695
…		…
1553		1699
1554	\@logins	1700	\@logins
1555	}	1701	}
1556		1702
1557	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1558		1706
1559	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1560	player. May block.	1708	player. May block.
1561		1709
1562	=cut	1710	=cut
…		…
1580	}	1728	}
1581		1729
1582	\@paths	1730	\@paths
1583	}	1731	}
1584		1732
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1734
1587	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677		1736
1678	=item $player->ext_reply ($msgid, @msg)	1737	=item $player->ext_reply ($msgid, @msg)
1679		1738
1680	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1681		1740
…		…
1713		1772
1714	=cut	1773	=cut
1715		1774
1716	sub find_by_path($) {	1775	sub find_by_path($) {
1717	my ($path) = @_;	1776	my ($path) = @_;
		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
1718		1779
1719	my ($match, $specificity);	1780	my ($match, $specificity);
1720		1781
1721	for my $region (list) {	1782	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1783	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1750		1811
1751	sub generate_random_map {	1812	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1753	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1818	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1783		1847
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	1849	}
1786		1850
1787	# also paths starting with '/'	1851	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		1853
1790	sub thawer_merge {	1854	sub thawer_merge {
1791	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1792		1856
1793	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1879		1943
1880	# the temporary/swap location	1944	# the temporary/swap location
1881	sub save_path {	1945	sub save_path {
1882	my ($self) = @_;	1946	my ($self) = @_;
1883		1947
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1886	}	1950	}
1887		1951
1888	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1889	sub uniq_path {	1953	sub uniq_path {
1890	my ($self) = @_;	1954	my ($self) = @_;
1891		1955
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	1958	}
1904		1959
1905	sub decay_objects {	1960	sub decay_objects {
1906	my ($self) = @_;	1961	my ($self) = @_;
1907		1962
…		…
1991	sub find {	2046	sub find {
1992	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1993		2048
1994	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1995		2050
1996	cf::lock_wait "map_data:$path";#d#remove	2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2053
1999	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
2004	or return;	2056	or return;
2005		2057
2006	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
2007		2059
…		…
2009	or return;	2061	or return;
2010		2062
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
2014	undef $guard1;	2067	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2068	$map->reset;
2017	return find $path;	2069	return find $path;
2018	}	2070	}
2019		2071
2020	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
2021	}	2073	}
2022	}	2074	}
2023		2075
2024	sub pre_load { }	2076	sub pre_load { }
2025	sub post_load { }	2077	#sub post_load { } # XS
2026		2078
2027	sub load {	2079	sub load {
2028	my ($self) = @_;	2080	my ($self) = @_;
2029		2081
2030	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2099	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2100	$f->skip_block;
2049	$self->_load_objects ($f)	2101	$self->_load_objects ($f)
2050	or return;	2102	or return;
2051		2103
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
2053	if delete $self->{load_original};	2105	if delete $self->{load_original};
2054		2106
2055	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2108	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2109	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2128	$self->decay_objects;
2077	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
2078	$self->update_buttons;	2130	$self->update_buttons;
2079	cf::cede_to_tick;	2131	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2132	$self->activate;
2083	}	2133	}
2084		2134
2085	$self->{last_save} = $cf::RUNTIME;	2135	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2136	$self->last_access ($cf::RUNTIME);
2087		2137
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2139	}
2090		2140
2091	$self->post_load;	2141	$self->post_load;
2092	}	2142	}
2093		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2147	sub customise_for {
2095	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
2096		2149
2097	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2151	if $self->per_player;
…		…
2114	or next;	2167	or next;
2115	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
2116	or next;	2169	or next;
2117	$neigh->load;	2170	$neigh->load;
2118		2171
		2172	# now find the diagonal neighbours
2119	push @neigh,	2173	push @neigh,
2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2122	}	2176	}
2123		2177
…		…
2151	my ($path, $origin, $load) = @_;	2205	my ($path, $origin, $load) = @_;
2152		2206
2153	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
2154		2208
2155	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157	}	2211	}
2158		2212
2159	$MAP_PREFETCH{$path} |= $load;	2213	$MAP_PREFETCH{$path} |= $load;
2160		2214
2161	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
…		…
2175	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
2176		2230
2177	()	2231	()
2178	}	2232	}
2179		2233
		2234	# common code, used by both ->save and ->swapout
2180	sub save {	2235	sub _save {
2181	my ($self) = @_;	2236	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2237
2185	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
2186		2239
2187	return unless $self->dirty;	2240	return unless $self->dirty;
2188		2241
…		…
2197		2250
2198	cf::async {	2251	cf::async {
2199	$Coro::current->{desc} = "map player save";	2252	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
2201	};	2254	};
		2255
		2256	cf::get_slot 0.02;
2202		2257
2203	if ($uniq) {	2258	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2261	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208	}	2263	}
2209	}	2264	}
2210		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
2211	sub swap_out {	2274	sub swap_out {
2212	my ($self) = @_;	2275	my ($self) = @_;
2213		2276
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
2219	return if $self->players;	2281	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
2221	return if $self->{deny_save};
2222		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
2223	$self->in_memory (cf::MAP_SWAPPED);	2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
		2292	$self->clear;
		2293	}
		2294
		2295	sub reset_at {
		2296	my ($self) = @_;
		2297
		2298	# TODO: safety, remove and allow resettable per-player maps
		2299	return 1e99 if $self->{deny_reset};
		2300
		2301	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2302	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2303
		2304	$time + $to
		2305	}
		2306
		2307	sub should_reset {
		2308	my ($self) = @_;
		2309
		2310	$self->reset_at <= $cf::RUNTIME
		2311	}
		2312
		2313	sub reset {
		2314	my ($self) = @_;
		2315
		2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2317
		2318	return if $self->players;
		2319
		2320	warn "resetting map ", $self->path, "\n";
		2321
		2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# need to save uniques path
		2325	unless ($self->{deny_save}) {
		2326	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2327
		2328	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2329	if $uniq;
		2330	}
		2331
		2332	delete $cf::MAP{$self->path};
2224		2333
2225	$self->deactivate;	2334	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2335	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2336	$self->clear;
2228	}
2229
2230	sub reset_at {
2231	my ($self) = @_;
2232
2233	# TODO: safety, remove and allow resettable per-player maps
2234	return 1e99 if $self->{deny_reset};
2235
2236	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239	$time + $to
2240	}
2241
2242	sub should_reset {
2243	my ($self) = @_;
2244
2245	$self->reset_at <= $cf::RUNTIME
2246	}
2247
2248	sub reset {
2249	my ($self) = @_;
2250
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253	return if $self->players;
2254
2255	warn "resetting map ", $self->path;
2256
2257	$self->in_memory (cf::MAP_SWAPPED);
2258
2259	# need to save uniques path
2260	unless ($self->{deny_save}) {
2261	my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2264	if $uniq;
2265	}
2266
2267	delete $cf::MAP{$self->path};
2268
2269	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;
2272		2337
2273	$self->unlink_save;	2338	$self->unlink_save;
2274	$self->destroy;	2339	$self->destroy;
2275	}	2340	}
2276		2341
…		…
2284		2349
2285	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2286		2351
2287	$self->unlink_save;	2352	$self->unlink_save;
2288		2353
2289	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2359
…		…
2343		2408
2344	sub unique_maps() {	2409	sub unique_maps() {
2345	[	2410	[
2346	map {	2411	map {
2347	utf8::decode $_;	2412	utf8::decode $_;
2348	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2349	? normalise $_	2416	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2418	]
2353	}	2419	}
2354		2420
2355	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2356		2452
2357	=back	2453	=back
2358		2454
2359	=head3 cf::object	2455	=head3 cf::object
2360		2456
…		…
2364		2460
2365	=over 4	2461	=over 4
2366		2462
2367	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2368		2464
2369	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2370		2467
2371	=cut	2468	=cut
2372		2469
2373	sub inv_recursive_;	2470	sub inv_recursive_;
2374	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2380	}	2477	}
2381		2478
2382	=item $ref = $ob->ref	2479	=item $ref = $ob->ref
2383		2480
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2481	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2482
2386	=item $ob = cf::object::deref ($refstring)	2483	=item $ob = cf::object::deref ($refstring)
2387		2484
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2486	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2423		2520
2424	=cut	2521	=cut
2425		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
		2536
2426	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2538	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2541	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2554
2444	} else {	2555	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2558	}
2448	}	2559	}
2449	}	2560	}
2450		2561
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2587
2477	=item $player_object->enter_link	2588	=item $player_object->enter_link
2478		2589
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2591
2481	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2483		2596
2484	Will never block.	2597	Will never block.
2485		2598
2486	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2487		2600
…		…
2507	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2621	my ($self) = @_;
2509		2622
2510	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2511		2624
		2625	++$self->{_link_recursion};
		2626
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2628
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2516		2631
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2633	}
2519		2634
2520	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2522		2637
…		…
2539	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2541		2656
2542	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2545		2660
2546	$map->load;	2661	$map->load;
2547	$map->load_neighbours;	2662	$map->load_neighbours;
2548		2663
2549	return unless $self->contr->active;	2664	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2665
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2554	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2555		2673
		2674	}
		2675
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2677
2558	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2681	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2682	be called at the end of this process.
2563		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
		2686
2564	=cut	2687	=cut
2565		2688
2566	our $GOTOGEN;	2689	our $GOTOGEN;
2567		2690
2568	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2570		2699
2571	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2702
2574	$self->enter_link;	2703	$self->enter_link;
…		…
2598	my $map = eval {	2727	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2728	my $map = defined $path ? cf::map::find $path : undef;
2600		2729
2601	if ($map) {	2730	if ($map) {
2602	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2733	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2735	}
2607		2736
2608	$map	2737	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2619	}	2748	}
2620		2749
2621	$done->() if $done;	2750	$done->($self) if $done;
2622	})->prio (1);	2751	})->prio (1);
2623	}	2752	}
2624		2753
2625	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2626		2755
…		…
2646	}	2775	}
2647		2776
2648	sub prepare_random_map {	2777	sub prepare_random_map {
2649	my ($exit) = @_;	2778	my ($exit) = @_;
2650		2779
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2782	# that depends on the exit object
2656		2783
2657	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2786	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2664	}	2793	}
2665		2794
2666	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2667		2796
2668	my $data = cf::encode_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2671		2800
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2803	undef $fh;
2675	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2676		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2679	}	2812	}
2680	}	2813	}
2681		2814
2682	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2684		2817
2685	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2686		2819
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2820	$self->enter_link;
2699		2821
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2822	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2823	$Coro::current->{desc} = "enter_exit";
2706		2824
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2709	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2710		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2711	1;	2846	1
2712	}) {	2847	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2852
2718	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2735	sub cf::client::send_drawinfo {	2870	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	2871	my ($self, $text, $flags) = @_;
2737		2872
2738	utf8::encode $text;	2873	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2875	}
		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
2740	}	2900	}
2741		2901
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		2903
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		2908
2749	=cut	2909	=cut
2750		2910
2751	# non-persistent channels (usually the info channel)	2911	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
2753	"c/identify" => {	2919	"c/identify" => {
2754	id => "infobox",	2920	id => "infobox",
2755	title => "Identify",	2921	title => "Identify",
2756	reply => undef,	2922	reply => undef,
2757	tooltip => "Items recently identified",	2923	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	2925	"c/examine" => {
2760	id => "infobox",	2926	id => "infobox",
2761	title => "Examine",	2927	title => "Examine",
2762	reply => undef,	2928	reply => undef,
2763	tooltip => "Signs and other items you examined",	2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
2764	},	2936	},
2765	"c/book" => {	2937	"c/book" => {
2766	id => "infobox",	2938	id => "infobox",
2767	title => "Book",	2939	title => "Book",
2768	reply => undef,	2940	reply => undef,
…		…
2784	id => "infobox",	2956	id => "infobox",
2785	title => "Body Parts",	2957	title => "Body Parts",
2786	reply => undef,	2958	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2959	tooltip => "Shows which body parts you posess and are available",
2788	},	2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
2789	"c/uptime" => {	2997	"c/uptime" => {
2790	id => "infobox",	2998	id => "infobox",
2791	title => "Uptime",	2999	title => "Uptime",
2792	reply => undef,	3000	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3001	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	3004	id => "infobox",
2797	title => "Map Info",	3005	title => "Map Info",
2798	reply => undef,	3006	reply => undef,
2799	tooltip => "Information related to the maps",	3007	tooltip => "Information related to the maps",
2800	},	3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
2801	);	3023	);
2802		3024
2803	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3027
2806	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
2807		3030
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3032
2810	# check predefined channels, for the benefit of C	3033	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3034	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3035	$channel = $CHANNEL{$channel};
2813		3036
2814	$self->ext_msg (channel_info => $channel)	3037	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3038	$channel = $channel->{id};
2818		3039
2819	} elsif (ref $channel) {	3040	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3041	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3042	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3043	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3044	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3045	}
2826		3046
2827	$channel = $channel->{id};	3047	$channel = $channel->{id};
2828	}	3048	}
2829		3049
2830	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2831		3051
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3052	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3054	if $color & cf::NDI_DEF;
2836		3055
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3056	my $pkt = "msg "
		3057	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3059	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		3060
2851	$color &= cf::NDI_COLOR_MASK;	3061	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	3062	}
2865		3063
2866	=item $client->ext_msg ($type, @msg)	3064	=item $client->ext_msg ($type, @msg)
2867		3065
2868	Sends an ext event to the client.	3066	Sends an ext event to the client.
…		…
2871		3069
2872	sub cf::client::ext_msg($$@) {	3070	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3071	my ($self, $type, @msg) = @_;
2874		3072
2875	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove	3075	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";	3076	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3078	}
2881	}	3079	}
2882		3080
2883	=item $client->ext_reply ($msgid, @msg)	3081	=item $client->ext_reply ($msgid, @msg)
2884		3082
…		…
2888		3086
2889	sub cf::client::ext_reply($$@) {	3087	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;	3088	my ($self, $id, @msg) = @_;
2891		3089
2892	if ($self->extcmd == 2) {	3090	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {	3092	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove	3093	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;	3094	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}	3096	}
2899	}	3097	}
2900		3098
2901	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2902		3100
…		…
3003		3201
3004	$coro	3202	$coro
3005	}	3203	}
3006		3204
3007	cf::client->attach (	3205	cf::client->attach (
3008	on_destroy => sub {	3206	on_client_destroy => sub {
3009	my ($ns) = @_;	3207	my ($ns) = @_;
3010		3208
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3210	},
3013	);	3211	);
…		…
3029	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
3030		3228
3031	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
3032		3230
3033	$safe->permit_only (Opcode::opset qw(	3231	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3232	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3233	grepstart grepwhile mapstart mapwhile
3036	sort time	3234	sort time
3037	));	3235	));
3038		3236
3039	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
…		…
3042		3240
3043	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
3044		3242
3045	cf::object	3243	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3244	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3245	insert remove name archname title slaying race decrease split
		3246	value
3048		3247
3049	cf::object::player	3248	cf::object::player
3050	player	3249	player
3051		3250
3052	cf::player	3251	cf::player
…		…
3057		3256
3058	=cut	3257	=cut
3059		3258
3060	for (	3259	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3261	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3262	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
3067	) {	3266	) {
3068	no strict 'refs';	3267	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3088		3287
3089	my $qcode = $code;	3288	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
3092		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
3093	local $_;	3295	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3296
3096	my $eval =	3297	my $eval =
3097	"do {\n"	3298	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3301	. $code
3101	. "\n}"	3302	. "\n}"
3102	;	3303	;
3103		3304
		3305	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
3107		3314
3108	if ($@) {	3315	if ($@) {
3109	warn "$@";	3316	warn "$@";
3110	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
3111	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3130	=cut	3337	=cut
3131		3338
3132	sub register_script_function {	3339	sub register_script_function {
3133	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
3134		3341
3135	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
3137	}	3344	}
3138		3345
3139	=back	3346	=back
3140		3347
3141	=cut	3348	=cut
…		…
3162		3369
3163	$facedata->{version} == 2	3370	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
3165		3372
3166	# patch in the exptable	3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3167	$facedata->{resource}{"res/exp_table"} = {	3375	$facedata->{resource}{"res/exp_table"} = {
3168	type => FT_RSRC,	3376	type => FT_RSRC,
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
3170	};	3379	};
3171	cf::cede_to_tick;	3380	cf::cede_to_tick;
3172		3381
3173	{	3382	{
3174	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
…		…
3176	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3387
3179	cf::face::set_visibility $idx, $info->{visibility};	3388	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3389	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3183		3392
3184	cf::cede_to_tick;	3393	cf::cede_to_tick;
3185	}	3394	}
3186		3395
3187	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
…		…
3211		3420
3212	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
3213	}	3422	}
3214		3423
3215	{	3424	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3425	my $res = $facedata->{resource};
3219		3426
3220	while (my ($name, $info) = each %$res) {	3427	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3428	if (defined $info->{type}) {
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3430
3225	if ($info->{type} & 1) {	3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3432	cf::face::set_type $idx, $info->{type};
3240	} else {	3433	} else {
3241	$RESOURCE{$name} = $info;	3434	$RESOURCE{$name} = $info;
3242	}	3435	}
3243		3436
…		…
3276	while (my ($k, $v) = each %$want) {	3469	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3470	$ns->fx_want ($k, $v);
3278	}	3471	}
3279	};	3472	};
3280		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
		3483
3281	sub reload_regions {	3484	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3485	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3486	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3487	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3488
…		…
3298	}	3501	}
3299		3502
3300	sub reload_archetypes {	3503	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3506	}
3309		3507
3310	sub reload_treasures {	3508	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
3313	}	3511	}
3314		3512
3315	sub reload_resources {	3513	sub reload_resources {
3316	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
3317		3515
		3516	reload_facedata;
		3517	reload_archetypes;
3318	reload_regions;	3518	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3519	reload_treasures;
3323		3520
3324	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
3325	}	3522	}
3326		3523
3327	sub init {
3328	reload_resources;
3329	}
3330
3331	sub reload_config {	3524	sub reload_config {
		3525	warn "reloading config file...\n";
		3526
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3528	or return;
3334		3529
3335	local $/;	3530	local $/;
3336	*CFG = YAML::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
3337		3532
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3534
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3537
3343	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
3345	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3346	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
3347	};	3542	};
3348	warn $@ if $@;	3543	warn $@ if $@;
3349	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
3350	}	3575	}
3351		3576
3352	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
3353	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3590	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3592	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
3360	};	3594	};
3361		3595
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3596	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
		3608	reload_config;
		3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
		3619	load_extensions;
		3620
		3621	utime time, time, $RUNTIMEFILE;
		3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
3369	}	3634	}
3370		3635
3371	#############################################################################	3636	#############################################################################
3372	# initialisation and cleanup	3637	# initialisation and cleanup
3373		3638
3374	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
3375	BEGIN {	3640	BEGIN {
3376	our %SIGWATCHER = ();	3641	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
3380	};	3645	};
3381	}	3646	}
3382	}	3647	}
3383		3648
3384	sub write_runtime {	3649	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
3386		3651
3387	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
3389		3654
3390	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3656
3392	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
3393		3658
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	3660	or return;
3396		3661
3397	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
3410		3675
3411	close $fh	3676	close $fh
3412	or return;	3677	or return;
3413		3678
3414	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3680	and return;
3416		3681
3417	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		3683
3419	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
3420	}	3735	}
3421		3736
3422	sub emergency_save() {	3737	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
3424		3739
3425	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
3426		3741
3427	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
3428	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3754	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3756	$pl->save;
3437	}	3757	}
3438	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
3439		3759
3440	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3763	$map->valid or next;
3444	$map->save;	3764	$map->save;
3445	}	3765	}
3446	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
3447		3767
3448	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
3451	};	3775	};
3452		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
3453	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
3454	}	3783	}
3455		3784
3456	sub post_cleanup {	3785	sub post_cleanup {
3457	my ($make_core) = @_;	3786	my ($make_core) = @_;
3458		3787
3459	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
3461	}	3818	}
3462		3819
3463	sub do_reload_perl() {	3820	sub do_reload_perl() {
3464	# can/must only be called in main	3821	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
3466	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
3467	return;	3824	return;
3468	}	3825	}
3469		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
3470	warn "reloading...";	3832	warn "reloading...";
3471		3833
3472	warn "entering sync_job";	3834	warn "entering sync_job";
3473		3835
3474	cf::sync_job {	3836	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3838	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
3478		3840
3479	warn "syncing database to disk";	3841	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3843
3482	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
3483		3845
3484	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();
3498
3499	warn "removing commands";
3500	%COMMAND = ();
3501
3502	warn "removing ext/exti commands";
3503	%EXTCMD = ();
3504	%EXTICMD = ();
3505
3506	warn "unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";
3509
3510	if (my $cb = $pkg->can ("unload")) {
3511	eval {
3512	$cb->($pkg);
3513	1
3514	} or warn "$pkg unloaded, but with errors: $@";
3515	}	3849	}
3516		3850
3517	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
3519	}	3853	%EXT_CORO = ();
3520		3854
3521	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3864	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3865
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3532	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3533	}	3875	}
3534		3876
3535	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3536	}	3892	}
3537		3893
3538	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3897
3542	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3901
3546	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3903	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3549		3905
3550	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3551		3907
3552	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3553	require cf;	3909	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3555		3911
3556	warn "loading config and database again";	3912	warn "loading config and database again";
3557	cf::reload_config;	3913	cf::reload_config;
3558		3914
3559	warn "loading extensions";	3915	warn "loading extensions";
3560	cf::load_extensions;	3916	cf::load_extensions;
3561		3917
		3918	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3568		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3569	warn "leaving sync_job";	3930	warn "leaving sync_job";
3570		3931
3571	1	3932	1
3572	} or do {	3933	} or do {
3573	warn $@;	3934	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3575	};	3936	};
3576		3937
3577	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3578	};	3944	};
3579		3945
3580	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3581		3947
3582	sub reload_perl() {	3948	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3585		3951
		3952	$RELOAD_WATCHER ||= cf::async {
		3953	Coro::AIO::aio_wait cache_extensions;
		3954
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3956	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
		3958	};
3589	};	3959	};
3590	}	3960	}
3591		3961
3592	register_command "reload" => sub {	3962	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
…		…
3607		3977
3608	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3610		3980
3611	sub wait_for_tick {	3981	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3614		3983
3615	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3986	$signal->wait;
3618	}	3987	}
3619		3988
3620	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3623		3991
3624	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3994	$signal->wait;
3627	}	3995	}
…		…
3633	return;	4001	return;
3634	}	4002	}
3635		4003
3636	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3637		4005
		4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
		4007
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4010	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4011	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4012	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4013	or warn "ERROR: unable to write runtime file: $!";
3644	};	4014	};
3645	}	4015	}
3646		4016
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3664	}	4034	}
3665		4035
3666	{	4036	{
3667	# configure BDB	4037	# configure BDB
3668		4038
3669	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4040	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4041	$AnyEvent::BDB::WATCHER->priority (1);
3672		4042
3673	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4050
3680	cf::sync_job {	4051	cf::sync_job {
3681	eval {	4052	eval {
…		…
3707	{	4078	{
3708	# configure IO::AIO	4079	# configure IO::AIO
3709		4080
3710	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4083	undef $AnyEvent::AIO::WATCHER;
3713	}	4084	}
3714		4085
3715	my $_log_backtrace;	4086	my $_log_backtrace;
3716		4087
3717	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3721		4092
3722	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3725	async {	4097	async {
3726	$Coro::current->{desc} = "abt $msg";	4098	$Coro::current->{desc} = "abt $msg";
3727		4099
3728	my @bt = fork_call {	4100	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4112	}
3741		4113
3742	@funcs	4114	@funcs
3743	};	4115	};
3744		4116
3745	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4120	--$_log_backtrace;
3748	};	4121	};
3749	} else {	4122	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	4125	}
3753	}	4126	}
3754		4127
3755	# load additional modules	4128	# load additional modules
3756	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3757		4131
3758	END { cf::emergency_save }	4132	END { cf::emergency_save }
3759		4133
3760	1	4134	1
3761		4135

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