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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 2007 UTC vs.
Revision 1.530 by root, Wed Apr 28 21:05:33 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 Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	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;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
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
		111	our %RESOURCE; # unused
		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;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
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
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	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::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	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
170	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.
171		240
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	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
175	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
176	that call.	245	that call.
177		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
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	$Coro::State::WARNHOOK = sub {
183	*CORE::GLOBAL::warn = sub {
184	my $msg = join "", @_;	258	my $msg = join "", @_;
185		259
186	$msg .= "\n"	260	$msg .= "\n"
187	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
188		262
189	$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;
190		264
191	utf8::encode $msg;
192	LOG llevError, $msg;	265	LOG llevError, $msg;
193	};	266	};
194	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		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
		279	Coro::terminate
		280	};
195		281
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	292	for my $pkg (qw(
207	cf::global cf::attachable	293	cf::global cf::attachable
208	cf::object cf::object::player	294	cf::object cf::object::player
209	cf::client cf::player	295	cf::client cf::player
210	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
211	cf::map cf::party cf::region	298	cf::party cf::region
212	)) {	299	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	301	}
216		302
217	$Event::DIED = sub {	303	$EV::DIED = sub {
218	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
219	};	305	};
220		306
221	#############################################################################	307	#############################################################################
222		308
223	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	332	$d
247	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
248	}	334	}
249		335
250	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
251		337
252	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
253		339
254	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
255		341
256	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
257		343
258	=cut	344	=cut
259		345
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		347
262	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
264		364
265	=item cf::lock_wait $string	365	=item cf::lock_wait $string
266		366
267	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
268		368
269	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
270		370
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
274	returned.	374	returned.
275		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
276	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
278		381
279	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
280		383
281	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.
282		385
283	=cut	386	=cut
284		387
285	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
286		389
287	sub lock_wait($) {	390	sub lock_wait($) {
288	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	392	}
296		393
297	sub lock_acquire($) {	394	sub lock_acquire($) {
298	my ($key) = @_;	395	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	396	}
310		397
311	sub lock_active($) {	398	sub lock_active($) {
312	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	400	}
316		401
317	sub freeze_mainloop {	402	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
319		404
320	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	406	}
		407
		408	=item cf::periodic $interval, $cb
		409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
322	};	472	}
323	$TICK_WATCHER->stop;	473	};
324	$guard	474
		475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
		478	my ($time, $pri, $name) = @_;
		479
		480	$time = clamp $time, 0.01, $TICK * .6;
		481
		482	my $sig = new Coro::Signal;
		483
		484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		486	$SLOT_QUEUE->ready;
		487	$sig->wait;
325	}	488	}
326		489
327	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
328		491
329	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		497
335	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
336		499
337	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
338		501
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	505	acceptable.
343		506
344	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		513
351	sub sync_job(&) {	514	sub sync_job(&) {
352	my ($job) = @_;	515	my ($job) = @_;
353		516
354	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	518	my $time = AE::time;
356		519
357	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
359		522
360	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	524
362	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
363		526
364	my $busy = 1;	527	my $busy = 1;
365	my @res;	528	my @res;
366		529
367	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	532	@res = eval { $job->() };
369	warn $@ if $@;	533	warn $@ if $@;
370	undef $busy;	534	undef $busy;
371	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
372		536
373	while ($busy) {	537	while ($busy) {
374	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
375	}	542	}
		543	}
376		544
377	$time = Event::time - $time;	545	my $time = AE::time - $time;
378		546
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
383		548
384	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
385	} else {	550	} else {
386	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
387		552
…		…
412	=item fork_call { }, $args	577	=item fork_call { }, $args
413		578
414	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
418		583
419	=cut	584	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		585
430	sub fork_call(&@) {	586	sub fork_call(&@) {
431	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
432		588
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		592
438	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	594	reset_signals;
452	local $SIG{__WARN__};	595	&$cb
453	local $SIG{__DIE__};	596	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		597
460	eval {	598	wantarray ? @res : $res[-1]
461	close $fh1;	599	}
462		600
463	my @res = eval { $cb->(@args) };	601	sub objinfo {
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	637	}
473		638
474	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
475		640
476	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
479		644
480	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
483	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
484		671
485	our $DB;	672	our $DB;
486		673
487	sub db_init {	674	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	675	cf::sync_job {
492	eval {	676	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	677	};
502	}	678	}
503		679
504	sub db_get($$) {	680	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
506		682
…		…
556	if (1) {	732	if (1) {
557	$md5 =	733	$md5 =
558	join "\x00",	734	join "\x00",
559	$processversion,	735	$processversion,
560	map {	736	map {
561	Coro::cede;	737	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	739	} 0.. $#$src;
564		740
565		741
566	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		780
605	#############################################################################	781	#############################################################################
606		782
607	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
608		784
609	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
610	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")
611	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
612		788
613	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>
614	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
615	Crossfire TRT).	791	Deliantra).
616		792
617	=over 4	793	=over 4
618		794
619	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
620		796
…		…
664	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
665		841
666	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
667	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
668		844
669	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		847
672	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
673		849
674	=over 4	850	=over 4
…		…
902	}	1078	}
903		1079
904	0	1080	0
905	}	1081	}
906		1082
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1084
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1086
911	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
912		1088
…		…
919	=cut	1095	=cut
920		1096
921	#############################################################################	1097	#############################################################################
922	# object support	1098	# object support
923		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
		1133	sub _can_merge {
		1134	my ($ob1, $ob2) = @_;
		1135
		1136	++$SLOW_MERGES;#d#
		1137
		1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
		1140	}
		1141
924	sub reattach {	1142	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1144	my ($obj) = @_;
927		1145
		1146	# no longer needed after getting rid of delete_package?
928	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
929		1148
930	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
931		1150
932	@$registry = ();	1151	@$registry = ();
933		1152
…		…
948	cf::attachable->attach (	1167	cf::attachable->attach (
949	prio => -1000000,	1168	prio => -1000000,
950	on_instantiate => sub {	1169	on_instantiate => sub {
951	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
952		1171
953	$data = from_json $data;	1172	$data = decode_json $data;
954		1173
955	for (@$data) {	1174	for (@$data) {
956	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
957		1176
958	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1193	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
976		1195
977	sync_job {	1196	sync_job {
978	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
981		1202
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	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	}
986	close $fh;	1210	aio_close $fh;
987		1211
988	if (@$objs) {	1212	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
993	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	}
994	close $fh;	1221	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
996	}	1223	}
997	} else {	1224	} else {
998	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
999	}	1226	}
1000		1227
1001	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1232	} else {
1003	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1004	}	1234	}
1005	} else {	1235	} else {
1006	aio_unlink $filename;	1236	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1008	}	1238	}
1009	}	1239	};
1010	}	1240	}
1011		1241
1012	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1014		1244
…		…
1026	or return;	1256	or return;
1027		1257
1028	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1260	or return;
		1261
1031	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1032	}	1264	}
1033		1265
		1266	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1036	return ($data, $av);	1271	($data, $av)
1037	}	1272	}
1038		1273
1039	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1040		1275
1041	=over 4	1276	=over 4
…		…
1095	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1096		1331
1097	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1098	}	1333	}
1099		1334
		1335	use File::Glob ();
		1336
1100	cf::player->attach (	1337	cf::player->attach (
1101	on_command => sub {	1338	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1103		1340
1104	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1105	or return;	1342	or return;
1106		1343
…		…
1114	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1115		1352
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1354
1118	if (ref $msg) {	1355	if (ref $msg) {
		1356	my ($type, $reply, @payload) =
		1357	"ARRAY" eq ref $msg
		1358	? @$msg
		1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1360
		1361	my @reply;
		1362
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1124	} else {	1370	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1372	}
1127		1373
1128	cf::override;	1374	cf::override;
1129	},	1375	},
1130	);	1376	);
		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	}
1131		1390
1132	sub load_extensions {	1391	sub load_extensions {
1133	cf::sync_job {	1392	cf::sync_job {
1134	my %todo;	1393	my %todo;
1135		1394
…		…
1155		1414
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1417
1159	$ext{source} =	1418	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1162	. $source	1421	. $source
1163	. "\n};\n1";	1422	. "\n};\n1";
1164		1423
1165	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1166	}	1425	}
1167		1426
		1427	my $pass = 0;
1168	my %done;	1428	my %done;
1169	while (%todo) {	1429	while (%todo) {
1170	my $progress;	1430	my $progress;
1171		1431
		1432	++$pass;
		1433
		1434	ext:
1172	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1437	next ext
1175	unless exists $done{$_};	1438	unless exists $done{$_};
1176	}	1439	}
1177		1440
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1442
1180	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1185	warn $msg;	1450
1186	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1452	delete $todo{$k};
1188	}	1453	} else {
1189		1454	$done{$k} = delete $todo{$k};
1190	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1191	}	1460	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1461	}
1197		1462
1198	skip:	1463	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	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	}
1201	}	1471	}
1202	};	1472	};
1203	}	1473	}
1204		1474
1205	#############################################################################	1475	#############################################################################
1206		1476
1207	=back	1477	=back
1208		1478
1209	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1210		1480
1211	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1212		1482
1213	=cut	1483	=cut
1214		1484
1215	package cf::player;	1485	package cf::player;
1216		1486
1217	use Coro::AIO;	1487	use Coro::AIO;
1218		1488
1219	=head3 cf::player	1489	=head3 cf::player
1220		1490
1221	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1222		1506
1223	=item cf::player::find $login	1507	=item cf::player::find $login
1224		1508
1225	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1226		1510
…		…
1245		1529
1246	sub exists($) {	1530	sub exists($) {
1247	my ($login) = @_;	1531	my ($login) = @_;
1248		1532
1249	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1251	}	1535	}
1252		1536
1253	sub find($) {	1537	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1539	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1550
1267	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1270	}	1560	}
1271	}	1561	}
1272	}	1562	}
		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	);
1273		1576
1274	sub save($) {	1577	sub save($) {
1275	my ($pl) = @_;	1578	my ($pl) = @_;
1276		1579
1277	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1283		1586
1284	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1286		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];
		1594
1287	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1288	Coro::cede;	1596	cf::cede_to_tick;
1289	}	1597	}
1290		1598
1291	sub new($) {	1599	sub new($) {
1292	my ($login) = @_;	1600	my ($login) = @_;
1293		1601
…		…
1299	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1300		1608
1301	$self	1609	$self
1302	}	1610	}
1303		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1304	=item $pl->quit_character	1622	=item $pl->quit_character
1305		1623
1306	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1308		1626
…		…
1312	my ($pl) = @_;	1630	my ($pl) = @_;
1313		1631
1314	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1315		1633
1316	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1317	$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
1318		1636
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1323		1642
1324	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1680	or return [];
1362		1681
1363	my @logins;	1682	my @logins;
1364		1683
1365	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1369		1694
1370	utf8::decode $login;	1695	utf8::decode $login;
1371	push @logins, $login;	1696	push @logins, $login;
1372	}	1697	}
1373		1698
1374	\@logins	1699	\@logins
1375	}	1700	}
1376		1701
1377	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1378		1705
1379	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1380	player. May block.	1707	player. May block.
1381		1708
1382	=cut	1709	=cut
…		…
1400	}	1727	}
1401		1728
1402	\@paths	1729	\@paths
1403	}	1730	}
1404		1731
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1733
1407	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1408		1735
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1456		1737
1457	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1458		1739
1459	=cut	1740	=cut
1460		1741
1461	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1463		1744
1464	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1746	}
1467		1747
1468	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1469		1749
1470	Sends an ext event to the client.	1750	Sends an ext event to the client.
1471		1751
1472	=cut	1752	=cut
1473		1753
1474	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1476		1756
1477	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1478	}	1758	}
1479		1759
1480	=head3 cf::region	1760	=head3 cf::region
1481		1761
1482	=over 4	1762	=over 4
…		…
1491		1771
1492	=cut	1772	=cut
1493		1773
1494	sub find_by_path($) {	1774	sub find_by_path($) {
1495	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1496		1778
1497	my ($match, $specificity);	1779	my ($match, $specificity);
1498		1780
1499	for my $region (list) {	1781	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1528		1810
1529	sub generate_random_map {	1811	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1817	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1561		1846
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	1848	}
1564		1849
1565	# also paths starting with '/'	1850	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		1852
1568	sub thawer_merge {	1853	sub thawer_merge {
1569	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1570		1855
1571	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1657		1942
1658	# the temporary/swap location	1943	# the temporary/swap location
1659	sub save_path {	1944	sub save_path {
1660	my ($self) = @_;	1945	my ($self) = @_;
1661		1946
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1664	}	1949	}
1665		1950
1666	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1667	sub uniq_path {	1952	sub uniq_path {
1668	my ($self) = @_;	1953	my ($self) = @_;
1669		1954
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	1957	}
1682		1958
1683	sub decay_objects {	1959	sub decay_objects {
1684	my ($self) = @_;	1960	my ($self) = @_;
1685		1961
…		…
1698		1974
1699	sub load_header_from($) {	1975	sub load_header_from($) {
1700	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1701		1977
1702	utf8::encode $path;	1978	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1708		1987
1709	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1710		1989
1711	1	1990	1
1712	}	1991	}
…		…
1766	sub find {	2045	sub find {
1767	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1768		2047
1769	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1770		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2052
1773	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1776	or return;	2055	or return;
1777		2056
1778	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1779		2058
…		…
1781	or return;	2060	or return;
1782		2061
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1786	$map->reset;	2067	$map->reset;
1787	undef $guard;
1788	return find $path;	2068	return find $path;
1789	}	2069	}
1790		2070
1791	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1792	}	2072	}
1793	}	2073	}
1794		2074
1795	sub pre_load { }	2075	sub pre_load { }
1796	sub post_load { }	2076	#sub post_load { } # XS
1797		2077
1798	sub load {	2078	sub load {
1799	my ($self) = @_;	2079	my ($self) = @_;
1800		2080
1801	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1802		2082
1803	my $path = $self->{path};	2083	my $path = $self->{path};
1804		2084
1805	{	2085	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1807		2087
		2088	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2090
1810	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1811		2092
1812	$self->alloc;	2093	$self->alloc;
1813		2094
1814	$self->pre_load;	2095	$self->pre_load;
1815	Coro::cede;	2096	cf::cede_to_tick;
1816		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1818	or return;	2101	or return;
1819		2102
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1821	if delete $self->{load_original};	2104	if delete $self->{load_original};
1822		2105
1823	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2107	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2110	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1828	}	2114	}
1829	}	2115	}
1830		2116
1831	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1832	# now do the right thing for maps	2120	# now do the right thing for maps
1833	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2123	unless $self->difficulty;
1836	Coro::cede;	2124	cf::cede_to_tick;
1837		2125
1838	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2127	$self->decay_objects;
1840	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1841	$self->update_buttons;	2129	$self->update_buttons;
1842	Coro::cede;	2130	cf::cede_to_tick;
1843	$self->set_darkness_map;
1844	Coro::cede;
1845	$self->activate;	2131	$self->activate;
1846	}	2132	}
1847		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2138	}
1850		2139
1851	$self->post_load;	2140	$self->post_load;
1852	}	2141	}
1853		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
1854	sub customise_for {	2146	sub customise_for {
1855	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1856		2148
1857	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2150	if $self->per_player;
…		…
1862		2154
1863	$self	2155	$self
1864	}	2156	}
1865		2157
1866	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2159	sub load_neighbours {
1868	my ($map) = @_;	2160	my ($map) = @_;
1869		2161
1870	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1871		2163
1872	for (0 .. 3) {	2164	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1874	or next;	2166	or next;
1875	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1876	or next;	2168	or next;
1877	$neigh->load;	2169	$neigh->load;
1878		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2175	}
1882		2176
1883	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1885	or next;	2180	or next;
1886	$neigh->load;	2181	$neigh->load;
1887	}	2182	}
1888	}	2183	}
1889		2184
…		…
1894	}	2189	}
1895		2190
1896	sub do_load_sync {	2191	sub do_load_sync {
1897	my ($map) = @_;	2192	my ($map) = @_;
1898		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1899	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1900	}	2198	}
1901		2199
1902	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1904		2202
1905	sub find_async {	2203	sub find_async {
1906	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1907		2205
1908	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1909		2207
1910	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2210	}
1913		2211
1914	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1915	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1916	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2219	if (my $map = find $k) {
1919	$map->load;	2220	$map->load if $v;
1920	}	2221	}
1921		2222
1922	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1923	}	2224	}
1924	}	2225	}
1925	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1926	};	2227	};
1927	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1928		2229
1929	()	2230	()
1930	}	2231	}
1931		2232
		2233	# common code, used by both ->save and ->swapout
1932	sub save {	2234	sub _save {
1933	my ($self) = @_;	2235	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2236
1937	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1938		2238
1939	return unless $self->dirty;	2239	return unless $self->dirty;
1940		2240
…		…
1946	return if $self->{deny_save};	2246	return if $self->{deny_save};
1947		2247
1948	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1949		2249
1950	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1952	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1953		2256
1954	if ($uniq) {	2257	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2260	} else {
1958	$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);
1959	}	2262	}
1960	}	2263	}
1961		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1962	sub swap_out {	2273	sub swap_out {
1963	my ($self) = @_;	2274	my ($self) = @_;
1964		2275
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1970	return if $self->players;	2280	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
1974	$self->clear;	2291	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2292	}
1977		2293
1978	sub reset_at {	2294	sub reset_at {
1979	my ($self) = @_;	2295	my ($self) = @_;
1980		2296
…		…
1998		2314
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2316
2001	return if $self->players;	2317	return if $self->players;
2002		2318
2003	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2004		2320
2005	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2006		2322
2007	# need to save uniques path	2323	# need to save uniques path
2008	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2012	if $uniq;	2328	if $uniq;
2013	}	2329	}
2014		2330
2015	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2016		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2335	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2336
2021	$self->unlink_save;	2337	$self->unlink_save;
2022	$self->destroy;	2338	$self->destroy;
2023	}	2339	}
2024		2340
2025	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2026		2342
2027	sub nuke {	2343	sub nuke {
2028	my ($self) = @_;	2344	my ($self) = @_;
2029		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2030	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2031		2350
2032	$self->unlink_save;	2351	$self->unlink_save;
2033		2352
2034	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2358
2040	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2041		2361
2042	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2043	}	2363	}
2044		2364
2045	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2087		2407
2088	sub unique_maps() {	2408	sub unique_maps() {
2089	[	2409	[
2090	map {	2410	map {
2091	utf8::decode $_;	2411	utf8::decode $_;
2092	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2093	? normalise $_	2415	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2417	]
2097	}	2418	}
2098		2419
2099	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	}
2100		2451
2101	=back	2452	=back
2102		2453
2103	=head3 cf::object	2454	=head3 cf::object
2104		2455
…		…
2108		2459
2109	=over 4	2460	=over 4
2110		2461
2111	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2112		2463
2113	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.
2114		2466
2115	=cut	2467	=cut
2116		2468
2117	sub inv_recursive_;	2469	sub inv_recursive_;
2118	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2121		2473
2122	sub inv_recursive {	2474	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2124	}	2476	}
2125		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2126	package cf;	2506	package cf;
2127		2507
2128	=back	2508	=back
2129		2509
2130	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	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
2138	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2139		2519
2140	=cut	2520	=cut
		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	};
2141		2535
2142	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2537	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2152		2546
2153	} else {	2547	} else {
2154	my $pl = $self->contr;	2548	my $pl = $self->contr;
2155		2549
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2553
2165	} else {	2554	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2557	}
2169	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2170	}	2569	}
2171		2570
2172	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2173		2572
2174	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2187		2586
2188	=item $player_object->enter_link	2587	=item $player_object->enter_link
2189		2588
2190	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}>).
2191		2590
2192	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.
2193	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.
2194		2595
2195	Will never block.	2596	Will never block.
2196		2597
2197	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2198		2599
…		…
2218	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2620	my ($self) = @_;
2220		2621
2221	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2222		2623
		2624	++$self->{_link_recursion};
		2625
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2627
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2227		2630
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2632	}
2230		2633
2231	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2233		2636
…		…
2250	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2252		2655
2253	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2256		2659
2257	$map->load;	2660	$map->load;
2258	$map->load_diag;	2661	$map->load_neighbours;
2259		2662
2260	return unless $self->contr->active;	2663	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2664
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2265	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2266		2672
		2673	}
		2674
2267	=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)]])
2268		2676
2269	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
2270	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	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
2273	be called at the end of this process.	2681	be called at the end of this process.
2274		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
2275	=cut	2686	=cut
2276		2687
2277	our $GOTOGEN;	2688	our $GOTOGEN;
2278		2689
2279	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2692
		2693	if ($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	}
		2698
2282	# 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
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2701
2285	$self->enter_link;	2702	$self->enter_link;
2286		2703
2287	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2288	my $map = eval {	2726	my $map = eval {
2289	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2290		2728
2291	if ($map) {	2729	if ($map) {
2292	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2732	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2734	}
2297		2735
2298	$map	2736	$map
2299	};	2737	};
2300		2738
…		…
2306	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2309	}	2747	}
2310		2748
2311	$done->() if $done;	2749	$done->($self) if $done;
2312	})->prio (1);	2750	})->prio (1);
2313	}	2751	}
2314		2752
2315	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2316		2754
…		…
2336	}	2774	}
2337		2775
2338	sub prepare_random_map {	2776	sub prepare_random_map {
2339	my ($exit) = @_;	2777	my ($exit) = @_;
2340		2778
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2781	# that depends on the exit object
2346		2782
2347	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2785	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2354	}	2792	}
2355		2793
2356	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2357		2795
2358	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2361		2799
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2802	undef $fh;
2365	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2366		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2369	}	2811	}
2370	}	2812	}
2371		2813
2372	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2374		2816
2375	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2376		2818
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2819	$self->enter_link;
2389		2820
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2821	(async {
2395	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2398		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
2399	1;	2845	1
2400	}) {	2846	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2851
2406	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2425		2871
2426	utf8::encode $text;	2872	utf8::encode $text;
2427	$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);
2428	}	2874	}
2429		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);
		2899	}
		2900
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2902
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2436		2907
2437	=cut	2908	=cut
2438		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		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",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		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	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		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" => $CHAT_CHANNEL,
		3022	);
		3023
2439	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3026
2442	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
		3029
		3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
		3039	} elsif (ref $channel) {
		3040	# send meta info to client, if not yet sent
		3041	unless (exists $self->{channel}{$channel->{id}}) {
		3042	$self->{channel}{$channel->{id}} = $channel;
		3043	$self->ext_msg (channel_info => $channel);
		3044	}
		3045
		3046	$channel = $channel->{id};
		3047	}
2443		3048
2444	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2445		3050
2446	if ($self->can_msg) {	3051	# default colour, mask it out
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2448	} else {	3053	if $color & cf::NDI_DEF;
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458		3054
2459	if ($color >= 0) {	3055	my $pkt = "msg "
2460	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2462	} else {	3058	);
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")
2465	}
2466	}
2467	}
2468	}
2469		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2470	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2471		3064
2472	Sends an ext event to the client.	3065	Sends an ext event to the client.
2473		3066
2474	=cut	3067	=cut
2475		3068
2476	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2478		3071
2479	return unless $self->extcmd;	3072	if ($self->extcmd == 2) {
2480		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
2483	}	3096	}
2484		3097
2485	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2486		3099
2487	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2543		3156
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		3158
2546	if (ref $msg) {	3159	if (ref $msg) {
		3160	my ($type, $reply, @payload) =
		3161	"ARRAY" eq ref $msg
		3162	? @$msg
		3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3164
		3165	my @reply;
		3166
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2553	} else {	3174	} else {
2554	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2555	}	3176	}
2556		3177
2557	cf::override;	3178	cf::override;
…		…
2579		3200
2580	$coro	3201	$coro
2581	}	3202	}
2582		3203
2583	cf::client->attach (	3204	cf::client->attach (
2584	on_destroy => sub {	3205	on_client_destroy => sub {
2585	my ($ns) = @_;	3206	my ($ns) = @_;
2586		3207
2587	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2588	},	3209	},
2589	);	3210	);
…		…
2604	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2606		3227
2607	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2608		3229
2609	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2610		3235
2611	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2612		3237
2613	=pod	3238	=pod
2614		3239
2615	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2616		3241
2617	cf::object	3242	cf::object
2618	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2619	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2620		3246
2621	cf::object::player	3247	cf::object::player
2622	player	3248	player
2623		3249
2624	cf::player	3250	cf::player
…		…
2629		3255
2630	=cut	3256	=cut
2631		3257
2632	for (	3258	for (
2633	["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
2634	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2635	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2637	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2638	) {	3265	) {
2639	no strict 'refs';	3266	no strict 'refs';
2640	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2641	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2659		3286
2660	my $qcode = $code;	3287	my $qcode = $code;
2661	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2662	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2663		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2664	local $_;	3294	local $_;
2665	local @safe::cf::_safe_eval_args = values %vars;
2666		3295
2667	my $eval =	3296	my $eval =
2668	"do {\n"	3297	"do {\n"
2669	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2670	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2671	. $code	3300	. $code
2672	. "\n}"	3301	. "\n}"
2673	;	3302	;
2674		3303
		3304	if ($CFG{safe_eval}) {
2675	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2676	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2677	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	}
2678		3313
2679	if ($@) {	3314	if ($@) {
2680	warn "$@";	3315	warn "$@";
2681	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2682	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2701	=cut	3336	=cut
2702		3337
2703	sub register_script_function {	3338	sub register_script_function {
2704	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2705		3340
2706	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2707	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2708	}	3343	}
2709		3344
2710	=back	3345	=back
2711		3346
2712	=cut	3347	=cut
…		…
2714	#############################################################################	3349	#############################################################################
2715	# the server's init and main functions	3350	# the server's init and main functions
2716		3351
2717	sub load_facedata($) {	3352	sub load_facedata($) {
2718	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2719		3360
2720	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2721		3362
2722	my $facedata;	3363	my $facedata;
2723	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2727		3368
2728	$facedata->{version} == 2	3369	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2731	{	3381	{
2732	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2733		3383
2734	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2736	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2740		3391
2741	cf::cede_to_tick;	3392	cf::cede_to_tick;
2742	}	3393	}
2743		3394
2744	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2746	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2747	or next;	3399	or next;
		3400
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3404	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2766		3419
2767	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2768	}	3421	}
2769		3422
2770	{	3423	{
2771	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3425
2776	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3427	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2784		3429
2785	if ($name =~ /\.jpg$/) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3431	cf::face::set_type $idx, $info->{type};
2788	} else {	3432	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3433	$RESOURCE{$name} = $info; # unused
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3434	}
2795		3435
2796	cf::cede_to_tick;	3436	cf::cede_to_tick;
2797	}	3437	}
2798	}	3438	}
2799		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2800	1	3442	1
2801	}	3443	}
2802		3444
		3445	register_exticmd fx_want => sub {
		3446	my ($ns, $want) = @_;
		3447
		3448	while (my ($k, $v) = each %$want) {
		3449	$ns->fx_want ($k, $v);
		3450	}
		3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2803	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2804	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
2806		3470
2807	for (cf::region::list) {	3471	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3472	$_->{match} = qr/$_->{match}/
…		…
2816	}	3480	}
2817		3481
2818	sub reload_archetypes {	3482	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3485	}
2827		3486
2828	sub reload_treasures {	3487	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2831	}	3490	}
2832		3491
		3492	sub reload_sound {
		3493	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3494	or die "$DATADIR/sound $!";
		3495
		3496	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3497
		3498	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3499	my $sound = $soundconf->{compat}[$_]
		3500	or next;
		3501
		3502	my $face = cf::face::find "sound/$sound->[1]";
		3503	cf::sound::set $sound->[0] => $face;
		3504	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3505	}
		3506
		3507	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3508	my $face = cf::face::find "sound/$v";
		3509	cf::sound::set $k => $face;
		3510	}
		3511	}
		3512
2833	sub reload_resources {	3513	sub reload_resources {
2834	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2835		3515
		3516	reload_facedata;
		3517	reload_sound;
		3518	reload_archetypes;
2836	reload_regions;	3519	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3520	reload_treasures;
2841		3521
2842	warn "finished reloading resource files\n";	3522	warn "finished reloading resource files\n";
2843	}	3523	}
2844		3524
2845	sub init {	3525	sub reload_config {
2846	reload_resources;	3526	warn "reloading config file...\n";
2847	}
2848		3527
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3528	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3529	or return;
2852		3530
2853	local $/;	3531	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3532	*CFG = YAML::XS::Load scalar <$fh>;
2855		3533
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3534	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2857		3535
2858	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3536	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2859	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3537	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2860		3538
2861	if (exists $CFG{mlockall}) {	3539	if (exists $CFG{mlockall}) {
…		…
2863	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3541	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2864	and die "WARNING: m(un)lockall failed: $!\n";	3542	and die "WARNING: m(un)lockall failed: $!\n";
2865	};	3543	};
2866	warn $@ if $@;	3544	warn $@ if $@;
2867	}	3545	}
		3546
		3547	warn "finished reloading resource files\n";
		3548	}
		3549
		3550	sub pidfile() {
		3551	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3552	or die "$PIDFILE: $!";
		3553	flock $fh, &Fcntl::LOCK_EX
		3554	or die "$PIDFILE: flock: $!";
		3555	$fh
		3556	}
		3557
		3558	# make sure only one server instance is running at any one time
		3559	sub atomic {
		3560	my $fh = pidfile;
		3561
		3562	my $pid = <$fh>;
		3563	kill 9, $pid if $pid > 0;
		3564
		3565	seek $fh, 0, 0;
		3566	print $fh $$;
		3567	}
		3568
		3569	sub main_loop {
		3570	warn "EV::loop starting\n";
		3571	if (1) {
		3572	EV::loop;
		3573	}
		3574	warn "EV::loop returned\n";
		3575	goto &main_loop unless $REALLY_UNLOOP;
2868	}	3576	}
2869		3577
2870	sub main {	3578	sub main {
		3579	cf::init_globals; # initialise logging
		3580
		3581	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3582	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3583	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3584	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3585
		3586	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3587
2871	# we must not ever block the main coroutine	3588	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3589	local $Coro::idle = sub {
2873	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3590	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2874	(async {	3591	(async {
2875	Event::one_event;	3592	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3593	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3594	})->prio (Coro::PRIO_MAX);
2877	};	3595	};
2878		3596
2879	cfg_load;	3597	evthread_start IO::AIO::poll_fileno;
		3598
		3599	cf::sync_job {
		3600	cf::init_experience;
		3601	cf::init_anim;
		3602	cf::init_attackmess;
		3603	cf::init_dynamic;
		3604
		3605	cf::load_settings;
		3606	cf::load_materials;
		3607
		3608	reload_resources;
		3609	reload_config;
2880	db_init;	3610	db_init;
		3611
		3612	cf::init_uuid;
		3613	cf::init_signals;
		3614	cf::init_skills;
		3615
		3616	cf::init_beforeplay;
		3617
		3618	atomic;
		3619
2881	load_extensions;	3620	load_extensions;
2882		3621
2883	$TICK_WATCHER->start;	3622	utime time, time, $RUNTIMEFILE;
2884	Event::loop;	3623
		3624	# no (long-running) fork's whatsoever before this point(!)
		3625	use POSIX ();
		3626	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3627
		3628	(pop @POST_INIT)->(0) while @POST_INIT;
		3629	};
		3630
		3631	cf::object::thawer::errors_are_fatal 0;
		3632	warn "parse errors in files are no longer fatal from this point on.\n";
		3633
		3634	main_loop;
2885	}	3635	}
2886		3636
2887	#############################################################################	3637	#############################################################################
2888	# initialisation and cleanup	3638	# initialisation and cleanup
2889		3639
2890	# install some emergency cleanup handlers	3640	# install some emergency cleanup handlers
2891	BEGIN {	3641	BEGIN {
		3642	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3643	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3644	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3645	cf::cleanup "SIG$signal";
2900	},
2901	);	3646	};
2902	}	3647	}
2903	}	3648	}
2904		3649
2905	sub write_runtime {	3650	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";	3651	my $t0 = AE::time;
2907		3652
2908	# first touch the runtime file to show we are still running:	3653	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3654	# the fsync below can take a very very long time.
2910		3655
2911	IO::AIO::aio_utime $runtime, undef, undef;	3656	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3657
2913	my $guard = cf::lock_acquire "write_runtime";	3658	my $guard = cf::lock_acquire "write_runtime";
2914		3659
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3660	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2916	or return;	3661	or return;
2917		3662
2918	my $value = $cf::RUNTIME + 90 + 10;	3663	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3664	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3665	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3675	aio_utime $fh, undef, undef;
2931		3676
2932	close $fh	3677	close $fh
2933	or return;	3678	or return;
2934		3679
2935	aio_rename "$runtime~", $runtime	3680	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3681	and return;
2937		3682
2938	warn "runtime file written.\n";	3683	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2939		3684
2940	1	3685	1
		3686	}
		3687
		3688	our $uuid_lock;
		3689	our $uuid_skip;
		3690
		3691	sub write_uuid_sync($) {
		3692	$uuid_skip ||= $_[0];
		3693
		3694	return if $uuid_lock;
		3695	local $uuid_lock = 1;
		3696
		3697	my $uuid = "$LOCALDIR/uuid";
		3698
		3699	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3700	or return;
		3701
		3702	my $value = uuid_seq uuid_cur;
		3703
		3704	unless ($value) {
		3705	warn "cowardly refusing to write zero uuid value!\n";
		3706	return;
		3707	}
		3708
		3709	my $value = uuid_str $value + $uuid_skip;
		3710	$uuid_skip = 0;
		3711
		3712	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3713	and return;
		3714
		3715	# always fsync - this file is important
		3716	aio_fsync $fh
		3717	and return;
		3718
		3719	close $fh
		3720	or return;
		3721
		3722	aio_rename "$uuid~", $uuid
		3723	and return;
		3724
		3725	warn "uuid file written ($value).\n";
		3726
		3727	1
		3728
		3729	}
		3730
		3731	sub write_uuid($$) {
		3732	my ($skip, $sync) = @_;
		3733
		3734	$sync ? write_uuid_sync $skip
		3735	: async { write_uuid_sync $skip };
2941	}	3736	}
2942		3737
2943	sub emergency_save() {	3738	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3739	my $freeze_guard = cf::freeze_mainloop;
2945		3740
2946	warn "enter emergency perl save\n";	3741	warn "emergency_perl_save: enter\n";
2947		3742
2948	cf::sync_job {	3743	cf::sync_job {
		3744	# this is a trade-off: we want to be very quick here, so
		3745	# save all maps without fsync, and later call a global sync
		3746	# (which in turn might be very very slow)
		3747	local $USE_FSYNC = 0;
		3748
2949	# use a peculiar iteration method to avoid tripping on perl	3749	# use a peculiar iteration method to avoid tripping on perl
2950	# refcount bugs in for. also avoids problems with players	3750	# refcount bugs in for. also avoids problems with players
2951	# and maps saved/destroyed asynchronously.	3751	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3752	warn "emergency_perl_save: begin player save\n";
2953	for my $login (keys %cf::PLAYER) {	3753	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3754	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3755	$pl->valid or next;
		3756	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3757	$pl->save;
2957	}	3758	}
2958	warn "end emergency player save\n";	3759	warn "emergency_perl_save: end player save\n";
2959		3760
2960	warn "begin emergency map save\n";	3761	warn "emergency_perl_save: begin map save\n";
2961	for my $path (keys %cf::MAP) {	3762	for my $path (keys %cf::MAP) {
2962	my $map = $cf::MAP{$path} or next;	3763	my $map = $cf::MAP{$path} or next;
2963	$map->valid or next;	3764	$map->valid or next;
2964	$map->save;	3765	$map->save;
2965	}	3766	}
2966	warn "end emergency map save\n";	3767	warn "emergency_perl_save: end map save\n";
2967		3768
2968	warn "begin emergency database checkpoint\n";	3769	warn "emergency_perl_save: begin database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3770	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3771	warn "emergency_perl_save: end database checkpoint\n";
		3772
		3773	warn "emergency_perl_save: begin write uuid\n";
		3774	write_uuid_sync 1;
		3775	warn "emergency_perl_save: end write uuid\n";
2971	};	3776	};
2972		3777
		3778	warn "emergency_perl_save: starting sync()\n";
		3779	IO::AIO::aio_sync sub {
		3780	warn "emergency_perl_save: finished sync()\n";
		3781	};
		3782
2973	warn "leave emergency perl save\n";	3783	warn "emergency_perl_save: leave\n";
2974	}	3784	}
2975		3785
2976	sub post_cleanup {	3786	sub post_cleanup {
2977	my ($make_core) = @_;	3787	my ($make_core) = @_;
2978		3788
2979	warn Carp::longmess "post_cleanup backtrace"	3789	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3790	if $make_core;
		3791
		3792	my $fh = pidfile;
		3793	unlink $PIDFILE if <$fh> == $$;
		3794	}
		3795
		3796	# a safer delete_package, copied from Symbol
		3797	sub clear_package($) {
		3798	my $pkg = shift;
		3799
		3800	# expand to full symbol table name if needed
		3801	unless ($pkg =~ /^main::.*::$/) {
		3802	$pkg = "main$pkg" if $pkg =~ /^::/;
		3803	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3804	$pkg .= '::' unless $pkg =~ /::$/;
		3805	}
		3806
		3807	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3808	my $stem_symtab = *{$stem}{HASH};
		3809
		3810	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3811	or return;
		3812
		3813	# clear all symbols
		3814	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3815	for my $name (keys %$leaf_symtab) {
		3816	_gv_clear *{"$pkg$name"};
		3817	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3818	}
2981	}	3819	}
2982		3820
2983	sub do_reload_perl() {	3821	sub do_reload_perl() {
2984	# can/must only be called in main	3822	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3823	if (in_main) {
2986	warn "can only reload from main coroutine";	3824	warn "can only reload from main coroutine";
2987	return;	3825	return;
2988	}	3826	}
2989		3827
		3828	return if $RELOAD++;
		3829
		3830	my $t1 = AE::time;
		3831
		3832	while ($RELOAD) {
2990	warn "reloading...";	3833	warn "reloading...";
2991		3834
2992	warn "entering sync_job";	3835	warn "entering sync_job";
2993		3836
2994	cf::sync_job {	3837	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3839	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
2998		3841
2999	warn "syncing database to disk";	3842	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3843	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3844
3002	# if anything goes wrong in here, we should simply crash as we already saved	3845	# if anything goes wrong in here, we should simply crash as we already saved
3003		3846
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3847	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3848	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3849	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3850	}
3041		3851
3042	warn "... nuking $pkg";	3852	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3853	$_->cancel for values %EXT_CORO;
3044	}	3854	%EXT_CORO = ();
3045		3855
3046	warn "unloading all perl modules loaded from $LIBDIR";	3856	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3857	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3858
		3859	warn "removing ext/exti commands";
		3860	%EXTCMD = ();
		3861	%EXTICMD = ();
		3862
		3863	warn "unloading/nuking all extensions";
		3864	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3865	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3866
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3867	if (my $cb = $pkg->can ("unload")) {
		3868	eval {
3057	$cb->();	3869	$cb->($pkg);
		3870	1
		3871	} or warn "$pkg unloaded, but with errors: $@";
		3872	}
		3873
		3874	warn "... clearing $pkg";
		3875	clear_package $pkg;
3058	}	3876	}
3059		3877
3060	Symbol::delete_package $k;	3878	warn "unloading all perl modules loaded from $LIBDIR";
		3879	while (my ($k, $v) = each %INC) {
		3880	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3881
		3882	warn "... unloading $k";
		3883	delete $INC{$k};
		3884
		3885	$k =~ s/\.pm$//;
		3886	$k =~ s/\//::/g;
		3887
		3888	if (my $cb = $k->can ("unload_module")) {
		3889	$cb->();
		3890	}
		3891
		3892	clear_package $k;
3061	}	3893	}
3062		3894
3063	warn "getting rid of safe::, as good as possible";	3895	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3896	clear_package "safe::$_"
3065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3897	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3066		3898
3067	warn "unloading cf.pm \"a bit\"";	3899	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3900	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3901	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3070		3902
3071	# don't, removes xs symbols, too,	3903	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3904	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3905	#clear_package __PACKAGE__;
3074		3906
3075	warn "unload completed, starting to reload now";	3907	warn "unload completed, starting to reload now";
3076		3908
3077	warn "reloading cf.pm";	3909	warn "reloading cf.pm";
3078	require cf;	3910	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3911	cf::_connect_to_perl_1;
3080		3912
3081	warn "loading config and database again";	3913	warn "loading config and database again";
3082	cf::cfg_load;	3914	cf::reload_config;
3083		3915
3084	warn "loading extensions";	3916	warn "loading extensions";
3085	cf::load_extensions;	3917	cf::load_extensions;
3086		3918
		3919	if ($REATTACH_ON_RELOAD) {
3087	warn "reattaching attachments to objects/players";	3920	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3921	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3922	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3923	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3924	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3925	reattach $_ for values %PLAYER;
		3926	}
3093		3927
		3928	warn "running post_init jobs";
		3929	(pop @POST_INIT)->(1) while @POST_INIT;
		3930
3094	warn "leaving sync_job";	3931	warn "leaving sync_job";
3095		3932
3096	1	3933	1
3097	} or do {	3934	} or do {
3098	warn $@;	3935	warn $@;
3099	warn "error while reloading, exiting.";	3936	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3937	};
3102		3938
3103	warn "reloaded";	3939	warn "reloaded";
		3940	--$RELOAD;
		3941	}
		3942
		3943	$t1 = AE::time - $t1;
		3944	warn "reload completed in ${t1}s\n";
3104	};	3945	};
3105		3946
3106	our $RELOAD_WATCHER; # used only during reload	3947	our $RELOAD_WATCHER; # used only during reload
3107		3948
3108	sub reload_perl() {	3949	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3950	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3951	# coro crashes during coro_state_free->destroy here.
3111		3952
3112	$RELOAD_WATCHER ||= Event->timer (	3953	$RELOAD_WATCHER ||= cf::async {
3113	reentrant => 0,	3954	Coro::AIO::aio_wait cache_extensions;
3114	after => 0,	3955
3115	data => WF_AUTOCANCEL,	3956	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3116	cb => sub {
3117	do_reload_perl;	3957	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3958	undef $RELOAD_WATCHER;
3119	},	3959	};
3120	);	3960	};
3121	}	3961	}
3122		3962
3123	register_command "reload" => sub {	3963	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3964	my ($who, $arg) = @_;
3125		3965
3126	if ($who->flag (FLAG_WIZ)) {	3966	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3967	$who->message ("reloading server.");
		3968	async {
		3969	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3970	reload_perl;
		3971	};
3129	}	3972	}
3130	};	3973	};
3131		3974
3132	unshift @INC, $LIBDIR;	3975	unshift @INC, $LIBDIR;
3133		3976
…		…
3135		3978
3136	our @WAIT_FOR_TICK;	3979	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3980	our @WAIT_FOR_TICK_BEGIN;
3138		3981
3139	sub wait_for_tick {	3982	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3983	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3142		3984
3143	my $signal = new Coro::Signal;	3985	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3986	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3987	$signal->wait;
3146	}	3988	}
3147		3989
3148	sub wait_for_tick_begin {	3990	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3991	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3151		3992
3152	my $signal = new Coro::Signal;	3993	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3994	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3995	$signal->wait;
3155	}	3996	}
3156		3997
3157	my $min = 1e6;#d#	3998	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3999	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4000	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	4001	unless ++$bug_warning > 10;
3169	return;	4002	return;
3170	}	4003	}
3171		4004
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	4005	cf::server_tick; # one server iteration
3175		4006
3176	0 && sync_job {#d#	4007	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3177	for(1..10) {
3178	my $t = Event::time;
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3180	or die;
3181		4008
3182	$map->width (50);	4009	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3183	$map->height (50);	4010	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3184	$map->alloc;	4011	Coro::async_pool {
3185	$map->_load_objects ("/tmp/x.map", 1);	4012	$Coro::current->{desc} = "runtime saver";
3186	my $t = Event::time - $t;	4013	write_runtime_sync
3187		4014	or warn "ERROR: unable to write runtime file: $!";
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	4015	};
		4016	}
3198		4017
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4018	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	4019	$sig->send;
3215	}	4020	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	4021	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	4022	$sig->send;
3218	}	4023	}
3219		4024
3220	$NOW = Event::time;	4025	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4026	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		4027
3231	_post_tick;	4028	if (0) {
3232		4029	if ($NEXT_TICK) {
3233		4030	my $jitter = $TICK_START - $NEXT_TICK;
		4031	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4032	warn "jitter $JITTER\n";#d#
		4033	}
3234	},	4034	}
3235	);	4035	}
3236		4036
3237	{	4037	{
3238	BDB::max_poll_time $TICK * 0.1;	4038	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	4039
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	4040	BDB::min_parallel 16;
3248		4041	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	4042	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		4043
3264	unless ($DB_ENV) {	4044	unless ($DB_ENV) {
3265	$DB_ENV = BDB::db_env_create;	4045	$DB_ENV = BDB::db_env_create;
		4046	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4047	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4048	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4049	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4050	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3266		4051
3267	cf::sync_job {	4052	cf::sync_job {
3268	eval {	4053	eval {
3269	BDB::db_env_open	4054	BDB::db_env_open
3270	$DB_ENV,	4055	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4057	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4058	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	4059	0666;
3275		4060
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4061	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	4062	};
3281		4063
3282	cf::cleanup "db_env_open(db): $@" if $@;	4064	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	4065	};
3284	}	4066	}
		4067
		4068	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4069	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4070	};
		4071	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4072	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4073	};
		4074	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4075	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4076	};
3285	}	4077	}
3286		4078
3287	{	4079	{
		4080	# configure IO::AIO
		4081
3288	IO::AIO::min_parallel 8;	4082	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	4083	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	4084	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	4085	}
3301		4086
3302	my $_log_backtrace;	4087	my $_log_backtrace;
3303		4088
3304	sub _log_backtrace {	4089	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	4092	$msg =~ s/\n//;
3308		4093
3309	# limit the # of concurrent backtraces	4094	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	4095	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	4096	++$_log_backtrace;
		4097	my $perl_bt = Carp::longmess $msg;
3312	async {	4098	async {
		4099	$Coro::current->{desc} = "abt $msg";
		4100
3313	my @bt = fork_call {	4101	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	4102	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4103	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4104	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3317	or die "addr2line: $!";	4105	or die "addr2line: $!";
…		…
3325	}	4113	}
3326		4114
3327	@funcs	4115	@funcs
3328	};	4116	};
3329		4117
3330	LOG llevInfo, "[ABT] $msg\n";	4118	LOG llevInfo, "[ABT] $perl_bt\n";
		4119	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	4120	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	4121	--$_log_backtrace;
3333	};	4122	};
3334	} else {	4123	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	4124	LOG llevInfo, "[ABT] $msg\n";
3336	LOG llevInfo, "[ABT] [suppressed]\n";	4125	LOG llevInfo, "[ABT] [suppressed]\n";
3337	}	4126	}
3338	}	4127	}
3339		4128
3340	# load additional modules	4129	# load additional modules
3341	use cf::pod;	4130	require "cf/$_.pm" for @EXTRA_MODULES;
		4131	cf::_connect_to_perl_2;
3342		4132
3343	END { cf::emergency_save }	4133	END { cf::emergency_save }
3344		4134
3345	1	4135	1
3346		4136

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