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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV 1.86;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.32 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
23	use Coro::BDB;	51	use Coro::BDB 1.6;
24	use Coro::Storable;	52	use Coro::Storable;
25	use Coro::Util ();	53	use Coro::Util ();
26		54
27	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
28	use BDB ();	56	use BDB ();
29	use Data::Dumper;	57	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	58	use Fcntl;
32	use YAML::Syck ();	59	use YAML::XS ();
33	use IO::AIO 2.51 ();	60	use IO::AIO ();
34	use Time::HiRes;	61	use Time::HiRes;
35	use Compress::LZF;	62	use Compress::LZF;
36	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
37		66
38	# configure various modules to our taste	67	# configure various modules to our taste
39	#	68	#
40	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		77
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	78	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
74	our %RESOURCE;	111	our %RESOURCE;
75		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
93	our $NOW;	135	our $NOW;
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	245	that call.
181		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	258	my $msg = join "", @_;
189		259
190	$msg .= "\n"	260	$msg .= "\n"
191	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
192		262
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		264
195	LOG llevError, $msg;	265	LOG llevError, $msg;
196	};	266	};
197	}
198		267
199	$Coro::State::DIEHOOK = sub {	268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
200	warn Carp::longmess $_[0];	271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
201	Coro::terminate;	279	Coro::terminate
202	};	280	};
203		281
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	292	for my $pkg (qw(
215	cf::global cf::attachable	293	cf::global cf::attachable
216	cf::object cf::object::player	294	cf::object cf::object::player
217	cf::client cf::player	295	cf::client cf::player
218	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
219	cf::map cf::party cf::region	298	cf::party cf::region
220	)) {	299	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	301	}
224		302
225	$EV::DIED = sub {	303	$EV::DIED = sub {
226	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
227	};	305	};
228		306
229	#############################################################################	307	#############################################################################
230		308
231	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		347
270	sub encode_json($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	365	=item cf::lock_wait $string
274		366
275	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
276		368
277	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
278		370
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
282	returned.	374	returned.
283		375
284	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
285	deadlocked coro.	377	deadlocked coro.
…		…
291		383
292	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.
293		385
294	=cut	386	=cut
295		387
296	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		389
299	sub lock_wait($) {	390	sub lock_wait($) {
300	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	392	}
313		393
314	sub lock_acquire($) {	394	sub lock_acquire($) {
315	my ($key) = @_;	395	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	396	}
329		397
330	sub lock_active($) {	398	sub lock_active($) {
331	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	400	}
335		401
336	sub freeze_mainloop {	402	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
338		404
339	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	406	}
345		407
346	=item cf::periodic $interval, $cb	408	=item cf::periodic $interval, $cb
347		409
348	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
349	get spread over timer.	411	get spread over time.
350		412
351	=cut	413	=cut
352		414
353	sub periodic($$) {	415	sub periodic($$) {
354	my ($interval, $cb) = @_;	416	my ($interval, $cb) = @_;
…		…
371		433
372	=cut	434	=cut
373		435
374	our @SLOT_QUEUE;	436	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
376		439
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	441	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	442	$Coro::current->desc ("timeslot manager");
380		443
381	my $signal = new Coro::Signal;	444	my $signal = new Coro::Signal;
		445	my $busy;
382		446
383	while () {	447	while () {
384	next_job:	448	next_job:
		449
385	my $avail = cf::till_tick;	450	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	451
387	for (0 .. $#SLOT_QUEUE) {	452	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	455	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	456	$job->[2]->send;
391	Coro::cede;	457	Coro::cede;
392	goto next_job;	458	goto next_job;
393	}	459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	461	}
395	}	462	}
396		463
397	if (@SLOT_QUEUE) {	464	if (@SLOT_QUEUE) {
398	# 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
399	push @cf::WAIT_FOR_TICK, $signal;	466	push @cf::WAIT_FOR_TICK, $signal;
400	$signal->wait;	467	$signal->wait;
401	} else {	468	} else {
		469	$busy = 0;
402	Coro::schedule;	470	Coro::schedule;
403	}	471	}
404	}	472	}
405	};	473	};
406		474
407	sub get_slot($;$$) {	475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
408	my ($time, $pri, $name) = @_;	478	my ($time, $pri, $name) = @_;
409		479
410	$time = $TICK * .6 if $time > $TICK * .6;	480	$time = clamp $time, 0.01, $TICK * .6;
		481
411	my $sig = new Coro::Signal;	482	my $sig = new Coro::Signal;
412		483
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	486	$SLOT_QUEUE->ready;
…		…
442		513
443	sub sync_job(&) {	514	sub sync_job(&) {
444	my ($job) = @_;	515	my ($job) = @_;
445		516
446	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
447	my $time = EV::time;	518	my $time = AE::time;
448		519
449	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
451		522
452	LOG llevError, Carp::longmess "sync job";#d#	523	LOG llevError, Carp::longmess "sync job";#d#
453		524
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
457		526
458	my $busy = 1;	527	my $busy = 1;
459	my @res;	528	my @res;
460		529
…		…
471	} else {	540	} else {
472	EV::loop EV::LOOP_ONESHOT;	541	EV::loop EV::LOOP_ONESHOT;
473	}	542	}
474	}	543	}
475		544
476	$time = EV::time - $time;	545	my $time = AE::time - $time;
477		546
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
482		548
483	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
484	} else {	550	} else {
485	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
486		552
…		…
528	reset_signals;	594	reset_signals;
529	&$cb	595	&$cb
530	}, @args;	596	}, @args;
531		597
532	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
533	}	637	}
534		638
535	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
536		640
537	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
676		780
677	#############################################################################	781	#############################################################################
678		782
679	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
680		784
681	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
682	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")
683	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
684		788
685	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>
686	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
…		…
736	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
737		841
738	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
740		844
741	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
743		847
744	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
745		849
746	=over 4	850	=over 4
…		…
1037		1141
1038	sub reattach {	1142	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1144	my ($obj) = @_;
1041		1145
		1146	# no longer needed after getting rid of delete_package?
1042	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
1043		1148
1044	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
1045		1150
1046	@$registry = ();	1151	@$registry = ();
1047		1152
…		…
1090		1195
1091	sync_job {	1196	sync_job {
1092	if (length $$rdata) {	1197	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1198	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
1096		1202
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	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	}
1101	close $fh;	1210	aio_close $fh;
1102		1211
1103	if (@$objs) {	1212	if (@$objs) {
1104	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) {
1105	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1108	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	}
1109	close $fh;	1221	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1223	}
1112	} else {	1224	} else {
1113	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1114	}	1226	}
1115		1227
1116	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1232	} else {
1118	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1119	}	1234	}
1120	} else {	1235	} else {
1121	aio_unlink $filename;	1236	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1123	}	1238	}
…		…
1148	$av = $st->{objs};	1263	$av = $st->{objs};
1149	}	1264	}
1150		1265
1151	utf8::decode (my $decname = $filename);	1266	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
1154		1270
1155	($data, $av)	1271	($data, $av)
1156	}	1272	}
1157		1273
1158	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
…		…
1214	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1215		1331
1216	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1217	}	1333	}
1218		1334
		1335	use File::Glob ();
		1336
1219	cf::player->attach (	1337	cf::player->attach (
1220	on_command => sub {	1338	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1222		1340
1223	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1224	or return;	1342	or return;
1225		1343
…		…
1255		1373
1256	cf::override;	1374	cf::override;
1257	},	1375	},
1258	);	1376	);
1259		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
1260	sub load_extensions {	1391	sub load_extensions {
1261	cf::sync_job {	1392	cf::sync_job {
1262	my %todo;	1393	my %todo;
1263		1394
1264	for my $path (<$LIBDIR/*.ext>) {	1395	for my $path (<$LIBDIR/*.ext>) {
…		…
1283		1414
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1417
1287	$ext{source} =	1418	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1289	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1290	. $source	1421	. $source
1291	. "\n};\n1";	1422	. "\n};\n1";
1292		1423
1293	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1294	}	1425	}
1295		1426
		1427	my $pass = 0;
1296	my %done;	1428	my %done;
1297	while (%todo) {	1429	while (%todo) {
1298	my $progress;	1430	my $progress;
1299		1431
		1432	++$pass;
		1433
		1434	ext:
1300	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1437	next ext
1303	unless exists $done{$_};	1438	unless exists $done{$_};
1304	}	1439	}
1305		1440
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1442
1308	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1313	warn $msg;	1450
1314	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1452	delete $todo{$k};
1316	}	1453	} else {
1317		1454	$done{$k} = delete $todo{$k};
1318	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1319	}	1460	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1461	}
1325		1462
1326	skip:	1463	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1329	}	1471	}
1330	};	1472	};
1331	}	1473	}
1332		1474
1333	#############################################################################	1475	#############################################################################
1334		1476
1335	=back	1477	=back
1336		1478
1337	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1338		1480
1339	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1340		1482
1341	=cut	1483	=cut
1342		1484
1343	package cf::player;	1485	package cf::player;
1344		1486
…		…
1387		1529
1388	sub exists($) {	1530	sub exists($) {
1389	my ($login) = @_;	1531	my ($login) = @_;
1390		1532
1391	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1393	}	1535	}
1394		1536
1395	sub find($) {	1537	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1539	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1551	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1552	or return;
1411		1553
1412	my $pl = cf::player::load_pl $f	1554	my $pl = cf::player::load_pl $f
1413	or return;	1555	or return;
		1556
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1557	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1558	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1417	}	1560	}
1418	}	1561	}
1419	}	1562	}
1420		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($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
1421	sub save($) {	1577	sub save($) {
1422	my ($pl) = @_;	1578	my ($pl) = @_;
1423		1579
1424	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1425		1581
…		…
1428		1584
1429	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1430		1586
1431	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1432	$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];
1433		1594
1434	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1596	cf::cede_to_tick;
1436	}	1597	}
1437		1598
…		…
1469	my ($pl) = @_;	1630	my ($pl) = @_;
1470		1631
1471	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1472		1633
1473	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1474	$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
1475		1636
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1477	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1479	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1480		1642
1481	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1521		1683
1522	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
1523	my $path = path $login;	1685	my $path = path $login;
1524		1686
1525	# a .pst is a dead give-away for a valid player	1687	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1693	}
1531		1694
…		…
1535		1698
1536	\@logins	1699	\@logins
1537	}	1700	}
1538		1701
1539	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1540		1705
1541	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1542	player. May block.	1707	player. May block.
1543		1708
1544	=cut	1709	=cut
…		…
1562	}	1727	}
1563		1728
1564	\@paths	1729	\@paths
1565	}	1730	}
1566		1731
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1733
1569	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659		1735
1660	=item $player->ext_reply ($msgid, @msg)	1736	=item $player->ext_reply ($msgid, @msg)
1661		1737
1662	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1663		1739
…		…
1695		1771
1696	=cut	1772	=cut
1697		1773
1698	sub find_by_path($) {	1774	sub find_by_path($) {
1699	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1700		1778
1701	my ($match, $specificity);	1779	my ($match, $specificity);
1702		1780
1703	for my $region (list) {	1781	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1732		1810
1733	sub generate_random_map {	1811	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1735	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1736	$self->_create_random_map (	1817	$self->_create_random_map (
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1846
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	1848	}
1768		1849
1769	# also paths starting with '/'	1850	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		1852
1772	sub thawer_merge {	1853	sub thawer_merge {
1773	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1774		1855
1775	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1861		1942
1862	# the temporary/swap location	1943	# the temporary/swap location
1863	sub save_path {	1944	sub save_path {
1864	my ($self) = @_;	1945	my ($self) = @_;
1865		1946
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1868	}	1949	}
1869		1950
1870	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1871	sub uniq_path {	1952	sub uniq_path {
1872	my ($self) = @_;	1953	my ($self) = @_;
1873		1954
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	1957	}
1886		1958
1887	sub decay_objects {	1959	sub decay_objects {
1888	my ($self) = @_;	1960	my ($self) = @_;
1889		1961
…		…
1973	sub find {	2045	sub find {
1974	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1975		2047
1976	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1977		2049
1978	cf::lock_wait "map_data:$path";#d#remove	2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2052
1981	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1986	or return;	2055	or return;
1987		2056
1988	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1989		2058
…		…
1991	or return;	2060	or return;
1992		2061
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
1996	undef $guard1;	2066	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2067	$map->reset;
1999	return find $path;	2068	return find $path;
2000	}	2069	}
2001		2070
2002	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
2003	}	2072	}
2004	}	2073	}
2005		2074
2006	sub pre_load { }	2075	sub pre_load { }
2007	sub post_load { }	2076	#sub post_load { } # XS
2008		2077
2009	sub load {	2078	sub load {
2010	my ($self) = @_;	2079	my ($self) = @_;
2011		2080
2012	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2098	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2099	$f->skip_block;
2031	$self->_load_objects ($f)	2100	$self->_load_objects ($f)
2032	or return;	2101	or return;
2033		2102
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
2035	if delete $self->{load_original};	2104	if delete $self->{load_original};
2036		2105
2037	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2107	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2108	unless (aio_stat $uniq) {
…		…
2057	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2127	$self->decay_objects;
2059	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
2060	$self->update_buttons;	2129	$self->update_buttons;
2061	cf::cede_to_tick;	2130	cf::cede_to_tick;
2062	$self->set_darkness_map;
2063	cf::cede_to_tick;
2064	$self->activate;	2131	$self->activate;
2065	}	2132	}
2066		2133
2067	$self->{last_save} = $cf::RUNTIME;	2134	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2135	$self->last_access ($cf::RUNTIME);
2069		2136
2070	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
2071	}	2138	}
2072		2139
2073	$self->post_load;	2140	$self->post_load;
2074	}	2141	}
2075		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
2076	sub customise_for {	2146	sub customise_for {
2077	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
2078		2148
2079	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2150	if $self->per_player;
…		…
2096	or next;	2166	or next;
2097	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
2098	or next;	2168	or next;
2099	$neigh->load;	2169	$neigh->load;
2100		2170
		2171	# now find the diagonal neighbours
2101	push @neigh,	2172	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}	2175	}
2105		2176
…		…
2133	my ($path, $origin, $load) = @_;	2204	my ($path, $origin, $load) = @_;
2134		2205
2135	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
2136		2207
2137	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139	}	2210	}
2140		2211
2141	$MAP_PREFETCH{$path} |= $load;	2212	$MAP_PREFETCH{$path} |= $load;
2142		2213
2143	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
2158		2229
2159	()	2230	()
2160	}	2231	}
2161		2232
		2233	# common code, used by both ->save and ->swapout
2162	sub save {	2234	sub _save {
2163	my ($self) = @_;	2235	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2236
2167	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
2168		2238
2169	return unless $self->dirty;	2239	return unless $self->dirty;
2170		2240
…		…
2179		2249
2180	cf::async {	2250	cf::async {
2181	$Coro::current->{desc} = "map player save";	2251	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
2183	};	2253	};
		2254
		2255	cf::get_slot 0.02;
2184		2256
2185	if ($uniq) {	2257	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2260	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2190	}	2262	}
2191	}	2263	}
2192		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
2193	sub swap_out {	2273	sub swap_out {
2194	my ($self) = @_;	2274	my ($self) = @_;
2195		2275
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
2201	return if $self->players;	2280	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;
2203	return if $self->{deny_save};
2204		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
		2291	$self->clear;
		2292	}
		2293
		2294	sub reset_at {
		2295	my ($self) = @_;
		2296
		2297	# TODO: safety, remove and allow resettable per-player maps
		2298	return 1e99 if $self->{deny_reset};
		2299
		2300	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2301	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2302
		2303	$time + $to
		2304	}
		2305
		2306	sub should_reset {
		2307	my ($self) = @_;
		2308
		2309	$self->reset_at <= $cf::RUNTIME
		2310	}
		2311
		2312	sub reset {
		2313	my ($self) = @_;
		2314
		2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2316
		2317	return if $self->players;
		2318
		2319	warn "resetting map ", $self->path, "\n";
		2320
		2321	$self->in_memory (cf::MAP_SWAPPED);
		2322
		2323	# need to save uniques path
		2324	unless ($self->{deny_save}) {
		2325	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2326
		2327	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2328	if $uniq;
		2329	}
		2330
		2331	delete $cf::MAP{$self->path};
2206		2332
2207	$self->deactivate;	2333	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2334	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2335	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2336
2255	$self->unlink_save;	2337	$self->unlink_save;
2256	$self->destroy;	2338	$self->destroy;
2257	}	2339	}
2258		2340
…		…
2266		2348
2267	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2268		2350
2269	$self->unlink_save;	2351	$self->unlink_save;
2270		2352
2271	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2358
…		…
2325		2407
2326	sub unique_maps() {	2408	sub unique_maps() {
2327	[	2409	[
2328	map {	2410	map {
2329	utf8::decode $_;	2411	utf8::decode $_;
2330	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2331	? normalise $_	2415	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2417	]
2335	}	2418	}
2336		2419
2337	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2338		2451
2339	=back	2452	=back
2340		2453
2341	=head3 cf::object	2454	=head3 cf::object
2342		2455
…		…
2346		2459
2347	=over 4	2460	=over 4
2348		2461
2349	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2350		2463
2351	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2352		2466
2353	=cut	2467	=cut
2354		2468
2355	sub inv_recursive_;	2469	sub inv_recursive_;
2356	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2362	}	2476	}
2363		2477
2364	=item $ref = $ob->ref	2478	=item $ref = $ob->ref
2365		2479
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2480	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2481
2368	=item $ob = cf::object::deref ($refstring)	2482	=item $ob = cf::object::deref ($refstring)
2369		2483
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2485	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2405		2519
2406	=cut	2520	=cut
2407		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
		2535
2408	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2537	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2540	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2553
2426	} else {	2554	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2557	}
2430	}	2558	}
2431	}	2559	}
2432		2560
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2586
2459	=item $player_object->enter_link	2587	=item $player_object->enter_link
2460		2588
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2590
2463	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2465		2595
2466	Will never block.	2596	Will never block.
2467		2597
2468	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2469		2599
…		…
2489	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2620	my ($self) = @_;
2491		2621
2492	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2493		2623
		2624	++$self->{_link_recursion};
		2625
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2627
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2498		2630
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2632	}
2501		2633
2502	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2504		2636
…		…
2521	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2523		2655
2524	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2527		2659
2528	$map->load;	2660	$map->load;
2529	$map->load_neighbours;	2661	$map->load_neighbours;
2530		2662
2531	return unless $self->contr->active;	2663	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2664
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2536	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2537		2672
		2673	}
		2674
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2539		2676
2540	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2680	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2681	be called at the end of this process.
2545		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
		2685
2546	=cut	2686	=cut
2547		2687
2548	our $GOTOGEN;	2688	our $GOTOGEN;
2549		2689
2550	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2552		2698
2553	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2701
2556	$self->enter_link;	2702	$self->enter_link;
…		…
2580	my $map = eval {	2726	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2727	my $map = defined $path ? cf::map::find $path : undef;
2582		2728
2583	if ($map) {	2729	if ($map) {
2584	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2732	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2734	}
2589		2735
2590	$map	2736	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2601	}	2747	}
2602		2748
2603	$done->() if $done;	2749	$done->($self) if $done;
2604	})->prio (1);	2750	})->prio (1);
2605	}	2751	}
2606		2752
2607	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2608		2754
…		…
2628	}	2774	}
2629		2775
2630	sub prepare_random_map {	2776	sub prepare_random_map {
2631	my ($exit) = @_;	2777	my ($exit) = @_;
2632		2778
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2781	# that depends on the exit object
2638		2782
2639	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2785	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2646	}	2792	}
2647		2793
2648	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2649		2795
2650	my $data = cf::encode_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2653		2799
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2802	undef $fh;
2657	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2658		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2661	}	2811	}
2662	}	2812	}
2663		2813
2664	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2666		2816
2667	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2668		2818
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2819	$self->enter_link;
2681		2820
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2821	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2822	$Coro::current->{desc} = "enter_exit";
2688		2823
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2691	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2692		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2693	1;	2845	1
2694	}) {	2846	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2699		2851
2700	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2717	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2719		2871
2720	utf8::encode $text;	2872	utf8::encode $text;
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2722	}	2899	}
2723		2900
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		2902
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2730		2907
2731	=cut	2908	=cut
2732		2909
2733	# non-persistent channels (usually the info channel)	2910	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
2735	"c/identify" => {	2918	"c/identify" => {
2736	id => "infobox",	2919	id => "infobox",
2737	title => "Identify",	2920	title => "Identify",
2738	reply => undef,	2921	reply => undef,
2739	tooltip => "Items recently identified",	2922	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	2924	"c/examine" => {
2742	id => "infobox",	2925	id => "infobox",
2743	title => "Examine",	2926	title => "Examine",
2744	reply => undef,	2927	reply => undef,
2745	tooltip => "Signs and other items you examined",	2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
2746	},	2935	},
2747	"c/book" => {	2936	"c/book" => {
2748	id => "infobox",	2937	id => "infobox",
2749	title => "Book",	2938	title => "Book",
2750	reply => undef,	2939	reply => undef,
…		…
2766	id => "infobox",	2955	id => "infobox",
2767	title => "Body Parts",	2956	title => "Body Parts",
2768	reply => undef,	2957	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	2958	tooltip => "Shows which body parts you posess and are available",
2770	},	2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
2771	"c/uptime" => {	2996	"c/uptime" => {
2772	id => "infobox",	2997	id => "infobox",
2773	title => "Uptime",	2998	title => "Uptime",
2774	reply => undef,	2999	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3000	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3003	id => "infobox",
2779	title => "Map Info",	3004	title => "Map Info",
2780	reply => undef,	3005	reply => undef,
2781	tooltip => "Information related to the maps",	3006	tooltip => "Information related to the maps",
2782	},	3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
2783	);	3022	);
2784		3023
2785	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3026
2788	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2789		3029
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3031
2792	# check predefined channels, for the benefit of C	3032	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3033	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3034	$channel = $CHANNEL{$channel};
2795		3035
2796	$self->ext_msg (channel_info => $channel)	3036	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3037	$channel = $channel->{id};
2800		3038
2801	} elsif (ref $channel) {	3039	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3043	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3044	}
2808		3045
2809	$channel = $channel->{id};	3046	$channel = $channel->{id};
2810	}	3047	}
2811		3048
2812	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2813		3050
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3051	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3053	if $color & cf::NDI_DEF;
2818		3054
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3058	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3059
2833	$color &= cf::NDI_COLOR_MASK;	3060	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3061	}
2847		3062
2848	=item $client->ext_msg ($type, @msg)	3063	=item $client->ext_msg ($type, @msg)
2849		3064
2850	Sends an ext event to the client.	3065	Sends an ext event to the client.
…		…
2853		3068
2854	sub cf::client::ext_msg($$@) {	3069	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3070	my ($self, $type, @msg) = @_;
2856		3071
2857	if ($self->extcmd == 2) {	3072	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove	3074	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";	3075	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}	3077	}
2863	}	3078	}
2864		3079
2865	=item $client->ext_reply ($msgid, @msg)	3080	=item $client->ext_reply ($msgid, @msg)
2866		3081
…		…
2870		3085
2871	sub cf::client::ext_reply($$@) {	3086	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;	3087	my ($self, $id, @msg) = @_;
2873		3088
2874	if ($self->extcmd == 2) {	3089	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {	3091	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove	3092	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;	3093	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3095	}
2881	}	3096	}
2882		3097
2883	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2884		3099
…		…
2985		3200
2986	$coro	3201	$coro
2987	}	3202	}
2988		3203
2989	cf::client->attach (	3204	cf::client->attach (
2990	on_destroy => sub {	3205	on_client_destroy => sub {
2991	my ($ns) = @_;	3206	my ($ns) = @_;
2992		3207
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3209	},
2995	);	3210	);
…		…
3011	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
3012		3227
3013	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
3014		3229
3015	$safe->permit_only (Opcode::opset qw(	3230	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3231	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3232	grepstart grepwhile mapstart mapwhile
3018	sort time	3233	sort time
3019	));	3234	));
3020		3235
3021	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
…		…
3024		3239
3025	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
3026		3241
3027	cf::object	3242	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3243	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3244	insert remove name archname title slaying race decrease split
		3245	value
3030		3246
3031	cf::object::player	3247	cf::object::player
3032	player	3248	player
3033		3249
3034	cf::player	3250	cf::player
…		…
3039		3255
3040	=cut	3256	=cut
3041		3257
3042	for (	3258	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3260	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3261	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
3049	) {	3265	) {
3050	no strict 'refs';	3266	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3070		3286
3071	my $qcode = $code;	3287	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
3074		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
3075	local $_;	3294	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3295
3078	my $eval =	3296	my $eval =
3079	"do {\n"	3297	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3300	. $code
3083	. "\n}"	3301	. "\n}"
3084	;	3302	;
3085		3303
		3304	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
3089		3313
3090	if ($@) {	3314	if ($@) {
3091	warn "$@";	3315	warn "$@";
3092	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
3093	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3112	=cut	3336	=cut
3113		3337
3114	sub register_script_function {	3338	sub register_script_function {
3115	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
3116		3340
3117	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
3119	}	3343	}
3120		3344
3121	=back	3345	=back
3122		3346
3123	=cut	3347	=cut
…		…
3144		3368
3145	$facedata->{version} == 2	3369	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3371
3148	# patch in the exptable	3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3149	$facedata->{resource}{"res/exp_table"} = {	3374	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,	3375	type => FT_RSRC,
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
3152	};	3378	};
3153	cf::cede_to_tick;	3379	cf::cede_to_tick;
3154		3380
3155	{	3381	{
3156	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
…		…
3158	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3386
3161	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3165		3391
3166	cf::cede_to_tick;	3392	cf::cede_to_tick;
3167	}	3393	}
3168		3394
3169	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
…		…
3193		3419
3194	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
3195	}	3421	}
3196		3422
3197	{	3423	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
3201		3425
3202	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3427	if (defined $info->{type}) {
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3429
3207	if ($info->{type} & 1) {	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3431	cf::face::set_type $idx, $info->{type};
3222	} else {	3432	} else {
3223	$RESOURCE{$name} = $info;	3433	$RESOURCE{$name} = $info;
3224	}	3434	}
3225		3435
…		…
3258	while (my ($k, $v) = each %$want) {	3468	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3469	$ns->fx_want ($k, $v);
3260	}	3470	}
3261	};	3471	};
3262		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
3263	sub reload_regions {	3483	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3484	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3485	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3486	%ext::player_env::MUSIC_FACE_CACHE = ();
3267		3487
…		…
3280	}	3500	}
3281		3501
3282	sub reload_archetypes {	3502	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references
3286	# this really needs to be done in an extra post-pass
3287	# (which needs to be synchronous, so solve it differently)
3288	load_resource_file "$DATADIR/archetypes"
3289	or die "unable to load archetypes\n";
3290	}	3505	}
3291		3506
3292	sub reload_treasures {	3507	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
3295	}	3510	}
3296		3511
3297	sub reload_resources {	3512	sub reload_resources {
3298	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
3299		3514
		3515	reload_facedata;
		3516	reload_archetypes;
3300	reload_regions;	3517	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3518	reload_treasures;
3305		3519
3306	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
3307	}	3521	}
3308		3522
3309	sub init {
3310	reload_resources;
3311	}
3312
3313	sub reload_config {	3523	sub reload_config {
		3524	warn "reloading config file...\n";
		3525
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
3315	or return;	3527	or return;
3316		3528
3317	local $/;	3529	local $/;
3318	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
3319		3531
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3533
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3324		3536
3325	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
3327	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3328	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
3329	};	3541	};
3330	warn $@ if $@;	3542	warn $@ if $@;
3331	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
3332	}	3574	}
3333		3575
3334	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
3335	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3589	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3591	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
3342	};	3593	};
3343		3594
		3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
3344	reload_config;	3607	reload_config;
3345	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
3346	load_extensions;	3618	load_extensions;
3347		3619
3348	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3621
3350	EV::loop;	3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
3351	}	3633	}
3352		3634
3353	#############################################################################	3635	#############################################################################
3354	# initialisation and cleanup	3636	# initialisation and cleanup
3355		3637
3356	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
3357	BEGIN {	3639	BEGIN {
3358	our %SIGWATCHER = ();	3640	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
3362	};	3644	};
3363	}	3645	}
3364	}	3646	}
3365		3647
3366	sub write_runtime {	3648	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
3368		3650
3369	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
3371		3653
3372	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3655
3374	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
3375		3657
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3659	or return;
3378		3660
3379	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
3392		3674
3393	close $fh	3675	close $fh
3394	or return;	3676	or return;
3395		3677
3396	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3679	and return;
3398		3680
3399	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3682
3401	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
3402	}	3734	}
3403		3735
3404	sub emergency_save() {	3736	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
3406		3738
3407	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
3408		3740
3409	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
3410	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3753	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3755	$pl->save;
3419	}	3756	}
3420	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
3421		3758
3422	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	3762	$map->valid or next;
3426	$map->save;	3763	$map->save;
3427	}	3764	}
3428	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
3429		3766
3430	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
3433	};	3774	};
3434		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
3435	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
3436	}	3782	}
3437		3783
3438	sub post_cleanup {	3784	sub post_cleanup {
3439	my ($make_core) = @_;	3785	my ($make_core) = @_;
3440		3786
3441	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3443	}	3817	}
3444		3818
3445	sub do_reload_perl() {	3819	sub do_reload_perl() {
3446	# can/must only be called in main	3820	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3448	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3449	return;	3823	return;
3450	}	3824	}
3451		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3452	warn "reloading...";	3831	warn "reloading...";
3453		3832
3454	warn "entering sync_job";	3833	warn "entering sync_job";
3455		3834
3456	cf::sync_job {	3835	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3458	cf::emergency_save;	3837	cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3460		3839
3461	warn "syncing database to disk";	3840	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3463		3842
3464	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3465		3844
3466	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3472	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();
3480
3481	warn "removing commands";
3482	%COMMAND = ();
3483
3484	warn "removing ext/exti commands";
3485	%EXTCMD = ();
3486	%EXTICMD = ();
3487
3488	warn "unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";
3491
3492	if (my $cb = $pkg->can ("unload")) {
3493	eval {
3494	$cb->($pkg);
3495	1
3496	} or warn "$pkg unloaded, but with errors: $@";
3497	}	3848	}
3498		3849
3499	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3500	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3501	}	3852	%EXT_CORO = ();
3502		3853
3503	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3504	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3507	warn "... unloading $k";	3863	warn "... unloading $pkg";
3508	delete $INC{$k};
3509		3864
3510	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;
3512
3513	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3514	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3515	}	3874	}
3516		3875
3517	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3518	}	3891	}
3519		3892
3520	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		3896
3524	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		3900
3528	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3529	# and global variables created in xs	3902	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3531		3904
3532	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3533		3906
3534	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3535	require cf;	3908	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3537		3910
3538	warn "loading config and database again";	3911	warn "loading config and database again";
3539	cf::reload_config;	3912	cf::reload_config;
3540		3913
3541	warn "loading extensions";	3914	warn "loading extensions";
3542	cf::load_extensions;	3915	cf::load_extensions;
3543		3916
		3917	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3547	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3550		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3551	warn "leaving sync_job";	3929	warn "leaving sync_job";
3552		3930
3553	1	3931	1
3554	} or do {	3932	} or do {
3555	warn $@;	3933	warn $@;
3556	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3557	exit 1;
3558	};	3935	};
3559		3936
3560	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3561	};	3943	};
3562		3944
3563	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3564		3946
3565	sub reload_perl() {	3947	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3568		3950
		3951	$RELOAD_WATCHER ||= cf::async {
		3952	Coro::AIO::aio_wait cache_extensions;
		3953
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		3955	do_reload_perl;
3570	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3571	do_reload_perl;	3957	};
3572	};	3958	};
3573	}	3959	}
3574		3960
3575	register_command "reload" => sub {	3961	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
…		…
3590		3976
3591	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3593		3979
3594	sub wait_for_tick {	3980	sub wait_for_tick {
3595	return unless $TICK_WATCHER->is_active;
3596	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3597		3982
3598	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3599	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;	3985	$signal->wait;
3601	}	3986	}
3602		3987
3603	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3604	return unless $TICK_WATCHER->is_active;
3605	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3606		3990
3607	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	3993	$signal->wait;
3610	}	3994	}
3611		3995
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3996	sub tick {
3613	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3616	return;	4000	return;
3617	}	4001	}
3618		4002
3619	$NOW = $tick_start = EV::now;
3620
3621	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3622		4004
3623	$RUNTIME += $TICK;	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3624	$NEXT_TICK = $_[0]->at;
3625		4006
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	4009	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4010	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4011	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4012	or warn "ERROR: unable to write runtime file: $!";
3632	};	4013	};
3633	}	4014	}
3634		4015
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3637	}	4018	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3639	$sig->send;	4020	$sig->send;
3640	}	4021	}
3641		4022
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4025
3645	_post_tick;	4026	if (0) {
3646	};	4027	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
		4032	}
		4033	}
3648		4034
3649	{	4035	{
3650	# configure BDB	4036	# configure BDB
3651		4037
3652	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4039	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4040	$AnyEvent::BDB::WATCHER->priority (1);
3655		4041
3656	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4049
3663	cf::sync_job {	4050	cf::sync_job {
3664	eval {	4051	eval {
…		…
3690	{	4077	{
3691	# configure IO::AIO	4078	# configure IO::AIO
3692		4079
3693	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4082	undef $AnyEvent::AIO::WATCHER;
3696	}	4083	}
3697		4084
3698	my $_log_backtrace;	4085	my $_log_backtrace;
3699		4086
3700	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3703	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3704		4091
3705	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3707	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3708	async {	4096	async {
3709	$Coro::current->{desc} = "abt $msg";	4097	$Coro::current->{desc} = "abt $msg";
3710		4098
3711	my @bt = fork_call {	4099	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4111	}
3724		4112
3725	@funcs	4113	@funcs
3726	};	4114	};
3727		4115
3728	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4119	--$_log_backtrace;
3731	};	4120	};
3732	} else {	4121	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3735	}	4124	}
3736	}	4125	}
3737		4126
3738	# load additional modules	4127	# load additional modules
3739	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3740		4130
3741	END { cf::emergency_save }	4131	END { cf::emergency_save }
3742		4132
3743	1	4133	1
3744		4134

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