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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.313 by root, Sun Jul 22 14:17:58 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use 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;
		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
…		…
918		1094
919	=cut	1095	=cut
920		1096
921	#############################################################################	1097	#############################################################################
922	# object support	1098	# object support
923	#
924		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#
925	sub _can_merge {	1133	sub _can_merge {
926	my ($ob1, $ob2) = @_;	1134	my ($ob1, $ob2) = @_;
927		1135
928	local $Storable::canonical = 1;	1136	++$SLOW_MERGES;#d#
929	my $fob1 = Storable::freeze $ob1;
930	my $fob2 = Storable::freeze $ob2;
931		1137
932	$fob1 eq $fob2	1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
933	}	1140	}
934		1141
935	sub reattach {	1142	sub reattach {
936	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
937	my ($obj) = @_;	1144	my ($obj) = @_;
938		1145
		1146	# no longer needed after getting rid of delete_package?
939	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
940		1148
941	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
942		1150
943	@$registry = ();	1151	@$registry = ();
944		1152
…		…
959	cf::attachable->attach (	1167	cf::attachable->attach (
960	prio => -1000000,	1168	prio => -1000000,
961	on_instantiate => sub {	1169	on_instantiate => sub {
962	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
963		1171
964	$data = from_json $data;	1172	$data = decode_json $data;
965		1173
966	for (@$data) {	1174	for (@$data) {
967	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
968		1176
969	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
985	sub object_freezer_save {	1193	sub object_freezer_save {
986	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
987		1195
988	sync_job {	1196	sync_job {
989	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
990	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
991	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
992		1202
993	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
994	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
995	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
996	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	}
997	close $fh;	1210	aio_close $fh;
998		1211
999	if (@$objs) {	1212	if (@$objs) {
1000	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) {
1001	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
1002	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1003	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
1004	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	}
1005	close $fh;	1221	aio_close $fh;
1006	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
1007	}	1223	}
1008	} else {	1224	} else {
1009	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
1010	}	1226	}
1011		1227
1012	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
1013	} else {	1232	} else {
1014	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
1015	}	1234	}
1016	} else {	1235	} else {
1017	aio_unlink $filename;	1236	aio_unlink $filename;
1018	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1019	}	1238	}
1020	}	1239	};
1021	}	1240	}
1022		1241
1023	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1024	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1025		1244
…		…
1037	or return;	1256	or return;
1038		1257
1039	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1040	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1041	or return;	1260	or return;
		1261
1042	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1043	}	1264	}
1044		1265
		1266	utf8::decode (my $decname = $filename);
1045	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1046	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1047	return ($data, $av);	1271	($data, $av)
1048	}	1272	}
1049		1273
1050	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1051		1275
1052	=over 4	1276	=over 4
…		…
1106	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1107		1331
1108	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1109	}	1333	}
1110		1334
		1335	use File::Glob ();
		1336
1111	cf::player->attach (	1337	cf::player->attach (
1112	on_command => sub {	1338	on_unknown_command => sub {
1113	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1114		1340
1115	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1116	or return;	1342	or return;
1117		1343
…		…
1125	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1126		1352
1127	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1128		1354
1129	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
1130	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1131	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1132	$pl->ext_reply ($msg->{msgid}, %reply);
1133	}
1134	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1135	} else {	1370	} else {
1136	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1137	}	1372	}
1138		1373
1139	cf::override;	1374	cf::override;
1140	},	1375	},
1141	);	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	}
1142		1390
1143	sub load_extensions {	1391	sub load_extensions {
1144	cf::sync_job {	1392	cf::sync_job {
1145	my %todo;	1393	my %todo;
1146		1394
…		…
1166		1414
1167	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1168	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1169		1417
1170	$ext{source} =	1418	$ext{source} =
1171	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1172	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1173	. $source	1421	. $source
1174	. "\n};\n1";	1422	. "\n};\n1";
1175		1423
1176	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1177	}	1425	}
1178		1426
		1427	my $pass = 0;
1179	my %done;	1428	my %done;
1180	while (%todo) {	1429	while (%todo) {
1181	my $progress;	1430	my $progress;
1182		1431
		1432	++$pass;
		1433
		1434	ext:
1183	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1184	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1185	goto skip	1437	next ext
1186	unless exists $done{$_};	1438	unless exists $done{$_};
1187	}	1439	}
1188		1440
1189	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1190		1442
1191	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1192	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1193	: "$v->{base}: extension inactive.\n";
1194		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1195	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1196	warn $msg;	1450
1197	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1198	exit 1;	1452	delete $todo{$k};
1199	}	1453	} else {
1200		1454	$done{$k} = delete $todo{$k};
1201	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1202	}	1460	}
1203
1204	$done{$k} = delete $todo{$k};
1205	push @EXTS, $v->{pkg};
1206	$progress = 1;
1207	}	1461	}
1208		1462
1209	skip:	1463	unless ($progress) {
1210	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1211	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	}
1212	}	1471	}
1213	};	1472	};
1214	}	1473	}
1215		1474
1216	#############################################################################	1475	#############################################################################
1217		1476
1218	=back	1477	=back
1219		1478
1220	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1221		1480
1222	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1223		1482
1224	=cut	1483	=cut
1225		1484
1226	package cf::player;	1485	package cf::player;
1227		1486
1228	use Coro::AIO;	1487	use Coro::AIO;
1229		1488
1230	=head3 cf::player	1489	=head3 cf::player
1231		1490
1232	=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	}
1233		1506
1234	=item cf::player::find $login	1507	=item cf::player::find $login
1235		1508
1236	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1237		1510
…		…
1256		1529
1257	sub exists($) {	1530	sub exists($) {
1258	my ($login) = @_;	1531	my ($login) = @_;
1259		1532
1260	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1261	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1262	}	1535	}
1263		1536
1264	sub find($) {	1537	sub find($) {
1265	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1266	my $login = $_[0];	1539	my $login = $_[0];
…		…
1273	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1274	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1275	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1276	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1277		1550
1278	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1279	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;
1280	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1281	}	1560	}
1282	}	1561	}
1283	}	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	);
1284		1576
1285	sub save($) {	1577	sub save($) {
1286	my ($pl) = @_;	1578	my ($pl) = @_;
1287		1579
1288	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1293	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1294		1586
1295	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1296	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1297		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
1298	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1299	Coro::cede;	1596	cf::cede_to_tick;
1300	}	1597	}
1301		1598
1302	sub new($) {	1599	sub new($) {
1303	my ($login) = @_;	1600	my ($login) = @_;
1304		1601
…		…
1310	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1311		1608
1312	$self	1609	$self
1313	}	1610	}
1314		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
1315	=item $pl->quit_character	1622	=item $pl->quit_character
1316		1623
1317	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
1318	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1319		1626
…		…
1323	my ($pl) = @_;	1630	my ($pl) = @_;
1324		1631
1325	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1326		1633
1327	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1328	$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
1329		1636
1330	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1331	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1332	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1333	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1334		1642
1335	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1336	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1372	or return [];	1680	or return [];
1373		1681
1374	my @logins;	1682	my @logins;
1375		1683
1376	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") {
1377	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1378	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1379	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1380		1694
1381	utf8::decode $login;	1695	utf8::decode $login;
1382	push @logins, $login;	1696	push @logins, $login;
1383	}	1697	}
1384		1698
1385	\@logins	1699	\@logins
1386	}	1700	}
1387		1701
1388	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1389		1705
1390	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1391	player. May block.	1707	player. May block.
1392		1708
1393	=cut	1709	=cut
…		…
1411	}	1727	}
1412		1728
1413	\@paths	1729	\@paths
1414	}	1730	}
1415		1731
1416	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1417		1733
1418	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1419		1735
1420	=cut
1421
1422	sub expand_cfpod {
1423	((my $self), (local $_)) = @_;
1424
1425	# escape & and <
1426	s/&/&amp;/g;
1427	s/(?<![BIUGH])</&lt;/g;
1428
1429	# this is buggy, it needs to properly take care of nested <'s
1430
1431	1 while
1432	# replace B<>, I<>, U<> etc.
1433	s/B<([^\>]*)>/<b>$1<\/b>/
1434	|| s/I<([^\>]*)>/<i>$1<\/i>/
1435	|| s/U<([^\>]*)>/<u>$1<\/u>/
1436	# replace G<male|female> tags
1437	|| s{G<([^>|]*)\|([^>]*)>}{
1438	$self->gender ? $2 : $1
1439	}ge
1440	# replace H<hint text>
1441	|| s{H<([^\>]*)>}
1442	{
1443	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1444	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1445	"")
1446	[$self->{hintmode}]
1447	}ge;
1448
1449	# create single paragraphs (very hackish)
1450	s/(?<=\S)\n(?=\w)/ /g;
1451
1452	# compress some whitespace
1453	s/\s+\n/\n/g; # ws line-ends
1454	s/\n\n+/\n/g; # double lines
1455	s/^\n+//; # beginning lines
1456	s/\n+$//; # ending lines
1457
1458	$_
1459	}
1460
1461	sub hintmode {
1462	$_[0]{hintmode} = $_[1] if @_ > 1;
1463	$_[0]{hintmode}
1464	}
1465
1466	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1467		1737
1468	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1469		1739
1470	=cut	1740	=cut
1471		1741
1472	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1473	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1474		1744
1475	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1476	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1477	}	1746	}
1478		1747
1479	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1480		1749
1481	Sends an ext event to the client.	1750	Sends an ext event to the client.
1482		1751
1483	=cut	1752	=cut
1484		1753
1485	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1486	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1487		1756
1488	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1489	}	1758	}
1490		1759
1491	=head3 cf::region	1760	=head3 cf::region
1492		1761
1493	=over 4	1762	=over 4
…		…
1502		1771
1503	=cut	1772	=cut
1504		1773
1505	sub find_by_path($) {	1774	sub find_by_path($) {
1506	my ($path) = @_;	1775	my ($path) = @_;
		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
1507		1778
1508	my ($match, $specificity);	1779	my ($match, $specificity);
1509		1780
1510	for my $region (list) {	1781	for my $region (list) {
1511	if ($region->{match} && $path =~ $region->{match}) {	1782	if ($region->{match} && $path =~ $region->{match}) {
…		…
1537	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1538	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1539		1810
1540	sub generate_random_map {	1811	sub generate_random_map {
1541	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
1542	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1543	$self->_create_random_map (	1817	$self->_create_random_map (
1544	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1545	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1546	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1547	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1548	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1549	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1550	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1572		1846
1573	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1574	}	1848	}
1575		1849
1576	# also paths starting with '/'	1850	# also paths starting with '/'
1577	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1578		1852
1579	sub thawer_merge {	1853	sub thawer_merge {
1580	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1581		1855
1582	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1668		1942
1669	# the temporary/swap location	1943	# the temporary/swap location
1670	sub save_path {	1944	sub save_path {
1671	my ($self) = @_;	1945	my ($self) = @_;
1672		1946
1673	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1674	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1675	}	1949	}
1676		1950
1677	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1678	sub uniq_path {	1952	sub uniq_path {
1679	my ($self) = @_;	1953	my ($self) = @_;
1680		1954
1681	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1682	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1683	}
1684
1685	# and all this just because we cannot iterate over
1686	# all maps in C++...
1687	sub change_all_map_light {
1688	my ($change) = @_;
1689
1690	$_->change_map_light ($change)
1691	for grep $_->outdoor, values %cf::MAP;
1692	}	1957	}
1693		1958
1694	sub decay_objects {	1959	sub decay_objects {
1695	my ($self) = @_;	1960	my ($self) = @_;
1696		1961
…		…
1709		1974
1710	sub load_header_from($) {	1975	sub load_header_from($) {
1711	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1712		1977
1713	utf8::encode $path;	1978	utf8::encode $path;
1714	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1715	# or return;
1716
1717	$self->_load_header ($path)
1718	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;
1719		1987
1720	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1721		1989
1722	1	1990	1
1723	}	1991	}
…		…
1777	sub find {	2045	sub find {
1778	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1779		2047
1780	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1781		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1782	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1783		2052
1784	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1785	my $guard = cf::lock_acquire "map_find:$path";
1786	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1787	or return;	2055	or return;
1788		2056
1789	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1790		2058
…		…
1792	or return;	2060	or return;
1793		2061
1794	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1795	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1796	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1797	$map->reset;	2067	$map->reset;
1798	undef $guard;
1799	return find $path;	2068	return find $path;
1800	}	2069	}
1801		2070
1802	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1803	}	2072	}
1804	}	2073	}
1805		2074
1806	sub pre_load { }	2075	sub pre_load { }
1807	sub post_load { }	2076	#sub post_load { } # XS
1808		2077
1809	sub load {	2078	sub load {
1810	my ($self) = @_;	2079	my ($self) = @_;
1811		2080
1812	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1813		2082
1814	my $path = $self->{path};	2083	my $path = $self->{path};
1815		2084
1816	{	2085	{
1817	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1818		2087
		2088	return unless $self->valid;
1819	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1820		2090
1821	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1822		2092
1823	$self->alloc;	2093	$self->alloc;
1824		2094
1825	$self->pre_load;	2095	$self->pre_load;
1826	Coro::cede;	2096	cf::cede_to_tick;
1827		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1828	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1829	or return;	2101	or return;
1830		2102
1831	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1832	if delete $self->{load_original};	2104	if delete $self->{load_original};
1833		2105
1834	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1835	utf8::encode $uniq;	2107	utf8::encode $uniq;
1836	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1837	$self->clear_unique_items;	2110	$self->clear_unique_items;
1838	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1839	}	2114	}
1840	}	2115	}
1841		2116
1842	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1843	# now do the right thing for maps	2120	# now do the right thing for maps
1844	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1845	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1846	unless $self->difficulty;	2123	unless $self->difficulty;
1847	Coro::cede;	2124	cf::cede_to_tick;
1848		2125
1849	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1850	$self->decay_objects;	2127	$self->decay_objects;
1851	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1852	$self->update_buttons;	2129	$self->update_buttons;
1853	Coro::cede;	2130	cf::cede_to_tick;
1854	$self->set_darkness_map;
1855	Coro::cede;
1856	$self->activate;	2131	$self->activate;
1857	}	2132	}
1858		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1859	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1860	}	2138	}
1861		2139
1862	$self->post_load;	2140	$self->post_load;
1863	}	2141	}
1864		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
1865	sub customise_for {	2146	sub customise_for {
1866	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1867		2148
1868	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1869	if $self->per_player;	2150	if $self->per_player;
…		…
1873		2154
1874	$self	2155	$self
1875	}	2156	}
1876		2157
1877	# 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
1878	sub load_diag {	2159	sub load_neighbours {
1879	my ($map) = @_;	2160	my ($map) = @_;
1880		2161
1881	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1882		2163
1883	for (0 .. 3) {	2164	for (0 .. 3) {
1884	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1885	or next;	2166	or next;
1886	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1887	or next;	2168	or next;
1888	$neigh->load;	2169	$neigh->load;
1889		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1890	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1891	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1892	}	2175	}
1893		2176
1894	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1895	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1896	or next;	2180	or next;
1897	$neigh->load;	2181	$neigh->load;
1898	}	2182	}
1899	}	2183	}
1900		2184
…		…
1905	}	2189	}
1906		2190
1907	sub do_load_sync {	2191	sub do_load_sync {
1908	my ($map) = @_;	2192	my ($map) = @_;
1909		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1910	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1911	}	2198	}
1912		2199
1913	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1914	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1915		2202
1916	sub find_async {	2203	sub find_async {
1917	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1918		2205
1919	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1920		2207
1921	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1922	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1923	}	2210	}
1924		2211
1925	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1926	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1927	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1928	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1929	if (my $map = find $path) {	2219	if (my $map = find $k) {
1930	$map->load;	2220	$map->load if $v;
1931	}	2221	}
1932		2222
1933	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1934	}	2224	}
1935	}	2225	}
1936	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1937	};	2227	};
1938	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1939		2229
1940	()	2230	()
1941	}	2231	}
1942		2232
		2233	# common code, used by both ->save and ->swapout
1943	sub save {	2234	sub _save {
1944	my ($self) = @_;	2235	my ($self) = @_;
1945
1946	my $lock = cf::lock_acquire "map_data:" . $self->path;
1947		2236
1948	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1949		2238
1950	return unless $self->dirty;	2239	return unless $self->dirty;
1951		2240
…		…
1957	return if $self->{deny_save};	2246	return if $self->{deny_save};
1958		2247
1959	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1960		2249
1961	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1962	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1963	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1964		2256
1965	if ($uniq) {	2257	if ($uniq) {
1966	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1967	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1968	} else {	2260	} else {
1969	$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);
1970	}	2262	}
1971	}	2263	}
1972		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1973	sub swap_out {	2273	sub swap_out {
1974	my ($self) = @_;	2274	my ($self) = @_;
1975		2275
1976	# save first because save cedes
1977	$self->save;
1978
1979	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1980		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1981	return if $self->players;	2280	return if $self->players;
1982	return if $self->in_memory != cf::MAP_IN_MEMORY;
1983	return if $self->{deny_save};
1984		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
1985	$self->clear;	2291	$self->clear;
1986	$self->in_memory (cf::MAP_SWAPPED);
1987	}	2292	}
1988		2293
1989	sub reset_at {	2294	sub reset_at {
1990	my ($self) = @_;	2295	my ($self) = @_;
1991		2296
…		…
2009		2314
2010	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
2011		2316
2012	return if $self->players;	2317	return if $self->players;
2013		2318
2014	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
2015		2320
2016	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2017		2322
2018	# need to save uniques path	2323	# need to save uniques path
2019	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2023	if $uniq;	2328	if $uniq;
2024	}	2329	}
2025		2330
2026	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2027		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2335	$self->clear;
2029
2030	$_->clear_links_to ($self) for values %cf::MAP;
2031		2336
2032	$self->unlink_save;	2337	$self->unlink_save;
2033	$self->destroy;	2338	$self->destroy;
2034	}	2339	}
2035		2340
2036	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2037		2342
2038	sub nuke {	2343	sub nuke {
2039	my ($self) = @_;	2344	my ($self) = @_;
2040		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2041	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2042		2350
2043	$self->unlink_save;	2351	$self->unlink_save;
2044		2352
2045	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2046	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2047	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2048	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2049	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2050		2358
2051	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2052		2361
2053	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2054	}	2363	}
2055		2364
2056	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2098		2407
2099	sub unique_maps() {	2408	sub unique_maps() {
2100	[	2409	[
2101	map {	2410	map {
2102	utf8::decode $_;	2411	utf8::decode $_;
2103	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2104	? normalise $_	2415	: normalise $_
2105	: ()
2106	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2107	]	2417	]
2108	}	2418	}
2109		2419
2110	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	}
2111		2451
2112	=back	2452	=back
2113		2453
2114	=head3 cf::object	2454	=head3 cf::object
2115		2455
…		…
2119		2459
2120	=over 4	2460	=over 4
2121		2461
2122	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2123		2463
2124	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.
2125		2466
2126	=cut	2467	=cut
2127		2468
2128	sub inv_recursive_;	2469	sub inv_recursive_;
2129	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2132		2473
2133	sub inv_recursive {	2474	sub inv_recursive {
2134	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2135	}	2476	}
2136		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
2137	package cf;	2506	package cf;
2138		2507
2139	=back	2508	=back
2140		2509
2141	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2147	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>
2148	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
2149	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2150		2519
2151	=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	};
2152		2535
2153	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2154	# with dialog boxes.	2537	# with dialog boxes.
2155	#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
2156	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2163		2546
2164	} else {	2547	} else {
2165	my $pl = $self->contr;	2548	my $pl = $self->contr;
2166		2549
2167	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2168	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2169	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2170	$diag->{id},
2171	msgtype => "reply",
2172	msg => $diag->{pl}->expand_cfpod ($msg),
2173	add_topics => []
2174	);
2175		2553
2176	} else {	2554	} else {
2177	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2178	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2179	}	2557	}
2180	}	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 (@_);
2181	}	2569	}
2182		2570
2183	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2184		2572
2185	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2198		2586
2199	=item $player_object->enter_link	2587	=item $player_object->enter_link
2200		2588
2201	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}>).
2202		2590
2203	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.
2204	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.
2205		2595
2206	Will never block.	2596	Will never block.
2207		2597
2208	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2209		2599
…		…
2229	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2230	my ($self) = @_;	2620	my ($self) = @_;
2231		2621
2232	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2233		2623
		2624	++$self->{_link_recursion};
		2625
2234	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2235		2627
2236	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2237	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2238		2630
2239	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2240	}	2632	}
2241		2633
2242	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2243	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2244		2636
…		…
2261	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2262	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2263		2655
2264	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2265	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2266	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2267		2659
2268	$map->load;	2660	$map->load;
2269	$map->load_diag;	2661	$map->load_neighbours;
2270		2662
2271	return unless $self->contr->active;	2663	return unless $self->contr->active;
2272	$self->activate_recursive;
2273		2664
2274	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2275	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2276	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2277		2672
		2673	}
		2674
2278	=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)]])
2279		2676
2280	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
2281	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2282	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
2283	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
2284	be called at the end of this process.	2681	be called at the end of this process.
2285		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
2286	=cut	2686	=cut
2287		2687
2288	our $GOTOGEN;	2688	our $GOTOGEN;
2289		2689
2290	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2291	my ($self, $path, $x, $y, $check, $done) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
2292		2692
		2693	if ($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
2293	# 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
2294	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2295		2701
2296	$self->enter_link;	2702	$self->enter_link;
2297		2703
2298	(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
2299	my $map = eval {	2726	my $map = eval {
2300	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2301		2728
2302	if ($map) {	2729	if ($map) {
2303	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2304	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2305	} else {	2732	} else {
2306	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2307	}	2734	}
2308		2735
2309	$map	2736	$map
2310	};	2737	};
2311		2738
…		…
2317	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2318	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2319	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2320	}	2747	}
2321		2748
2322	$done->() if $done;	2749	$done->($self) if $done;
2323	})->prio (1);	2750	})->prio (1);
2324	}	2751	}
2325		2752
2326	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2327		2754
…		…
2347	}	2774	}
2348		2775
2349	sub prepare_random_map {	2776	sub prepare_random_map {
2350	my ($exit) = @_;	2777	my ($exit) = @_;
2351		2778
2352	my $guard = cf::lock_acquire "exit_prepare:$exit";
2353
2354	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2355	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2356	# that depends on the exit object	2781	# that depends on the exit object
2357		2782
2358	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2360	if ($exit->map) {	2785	if ($exit->map) {
2361	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2362	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2363	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2364	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2365	}	2792	}
2366		2793
2367	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2368		2795
2369	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2370	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2371	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2372		2799
2373	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2374	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2375	undef $fh;	2802	undef $fh;
2376	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2377		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2378	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2379	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2380	}	2811	}
2381	}	2812	}
2382		2813
2383	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2384	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2385		2816
2386	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2387		2818
2388	if ($exit->slaying eq "/!") {
2389	#TODO: this should de-fi-ni-te-ly not be a sync-job
2390	# the problem is that $exit might not survive long enough
2391	# so it needs to be done right now, right here
2392	cf::sync_job { prepare_random_map $exit };
2393	}
2394
2395	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2396	my $hp = $exit->stats->hp;
2397	my $sp = $exit->stats->sp;
2398
2399	$self->enter_link;	2819	$self->enter_link;
2400		2820
2401	# if exit is damned, update players death & WoR home-position
2402	$self->contr->savebed ($slaying, $hp, $sp)
2403	if $exit->flag (FLAG_DAMNED);
2404
2405	(async {	2821	(async {
2406	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2407	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
2408	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2409		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
2410	1;	2845	1
2411	}) {	2846	}) {
2412	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2413	. "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. "
2414	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2415	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2416		2851
2417	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2434	sub cf::client::send_drawinfo {	2869	sub cf::client::send_drawinfo {
2435	my ($self, $text, $flags) = @_;	2870	my ($self, $text, $flags) = @_;
2436		2871
2437	utf8::encode $text;	2872	utf8::encode $text;
2438	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2874	}
		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
2439	}	2899	}
2440		2900
2441	=item $client->send_msg ($channel, $msg, $color, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2442		2902
2443	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2445	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2446	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2447		2907
2448	=cut	2908	=cut
2449		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" => $CHAT_CHANNEL,
		3022	);
		3023
2450	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2451	my ($self, $channel, $msg, $color, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2452		3026
2453	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2454		3029
2455	$color &= ~cf::NDI_UNIQUE; # just in case...	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2456		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
2457	if (ref $channel) {	3039	} elsif (ref $channel) {
2458	# send meta info to client, if not yet sent	3040	# send meta info to client, if not yet sent
2459	unless (exists $self->{channel}{$channel->{id}}) {	3041	unless (exists $self->{channel}{$channel->{id}}) {
2460	$self->{channel}{$channel->{id}} = $channel;	3042	$self->{channel}{$channel->{id}} = $channel;
2461	$self->ext_event (channel_info => %$channel);	3043	$self->ext_msg (channel_info => $channel);
2462	}	3044	}
2463		3045
2464	$channel = $channel->{id};	3046	$channel = $channel->{id};
2465	}	3047	}
2466		3048
2467	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2468		3050
2469	if ($self->can_msg) {	3051	# default colour, mask it out
2470	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2471	} else {	3053	if $color & cf::NDI_DEF;
2472	# replace some tags by gcfclient-compatible ones
2473	for ($msg) {
2474	1 while
2475	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2476	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2477	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2478	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2479	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2480	}
2481		3054
2482	if ($color >= 0) {	3055	my $pkt = "msg "
2483	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2484	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2485	} else {	3058	);
2486	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2487	$self->send_packet ("drawinfo $color $msg")
2488	}
2489	}
2490	}
2491	}
2492		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2493	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2494		3064
2495	Sends an ext event to the client.	3065	Sends an ext event to the client.
2496		3066
2497	=cut	3067	=cut
2498		3068
2499	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2500	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2501		3071
2502	return unless $self->extcmd;	3072	if ($self->extcmd == 2) {
2503		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2504	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2505	$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	}
2506	}	3096	}
2507		3097
2508	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2509		3099
2510	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2565	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2566		3156
2567	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2568		3158
2569	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
2570	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2571	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2572	$reply{msgid} = $msg->{msgid};
2573	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2574	}
2575	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2576	} else {	3174	} else {
2577	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";
2578	}	3176	}
2579		3177
2580	cf::override;	3178	cf::override;
…		…
2602		3200
2603	$coro	3201	$coro
2604	}	3202	}
2605		3203
2606	cf::client->attach (	3204	cf::client->attach (
2607	on_destroy => sub {	3205	on_client_destroy => sub {
2608	my ($ns) = @_;	3206	my ($ns) = @_;
2609		3207
2610	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2611	},	3209	},
2612	);	3210	);
…		…
2627	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2628	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2629		3227
2630	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2631		3229
2632	$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	));
2633		3235
2634	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2635		3237
2636	=pod	3238	=pod
2637		3239
2638	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2639		3241
2640	cf::object	3242	cf::object
2641	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
2642	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2643		3246
2644	cf::object::player	3247	cf::object::player
2645	player	3248	player
2646		3249
2647	cf::player	3250	cf::player
…		…
2652		3255
2653	=cut	3256	=cut
2654		3257
2655	for (	3258	for (
2656	["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
2657	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2658	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2659	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2660	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2661	) {	3265	) {
2662	no strict 'refs';	3266	no strict 'refs';
2663	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2664	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2682		3286
2683	my $qcode = $code;	3287	my $qcode = $code;
2684	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2685	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2686		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2687	local $_;	3294	local $_;
2688	local @safe::cf::_safe_eval_args = values %vars;
2689		3295
2690	my $eval =	3296	my $eval =
2691	"do {\n"	3297	"do {\n"
2692	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2693	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2694	. $code	3300	. $code
2695	. "\n}"	3301	. "\n}"
2696	;	3302	;
2697		3303
		3304	if ($CFG{safe_eval}) {
2698	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2699	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2700	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	}
2701		3313
2702	if ($@) {	3314	if ($@) {
2703	warn "$@";	3315	warn "$@";
2704	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2705	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2724	=cut	3336	=cut
2725		3337
2726	sub register_script_function {	3338	sub register_script_function {
2727	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2728		3340
2729	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2730	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2731	}	3343	}
2732		3344
2733	=back	3345	=back
2734		3346
2735	=cut	3347	=cut
…		…
2737	#############################################################################	3349	#############################################################################
2738	# the server's init and main functions	3350	# the server's init and main functions
2739		3351
2740	sub load_facedata($) {	3352	sub load_facedata($) {
2741	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;
2742		3360
2743	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2744		3362
2745	my $facedata;	3363	my $facedata;
2746	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2749	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2750		3368
2751	$facedata->{version} == 2	3369	$facedata->{version} == 2
2752	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2753		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
2754	{	3381	{
2755	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2756		3383
2757	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2758	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2759	cf::face::set_visibility $idx, $info->{visibility};	3387	cf::face::set_visibility $idx, $info->{visibility};
2760	cf::face::set_magicmap $idx, $info->{magicmap};	3388	cf::face::set_magicmap $idx, $info->{magicmap};
2761	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2762	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2763		3391
2764	cf::cede_to_tick;	3392	cf::cede_to_tick;
2765	}	3393	}
2766		3394
2767	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2768	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2769	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2770	or next;	3399	or next;
		3400
2771	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
2772	cf::face::set_smooth $idx, $smooth;	3402	cf::face::set_smooth $idx, $smooth;
2773	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2774	} else {	3404	} else {
2775	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2789		3419
2790	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2791	}	3421	}
2792		3422
2793	{	3423	{
2794	# TODO: for gcfclient pleasure, we should give resources
2795	# that gcfclient doesn't grok a >10000 face index.
2796	my $res = $facedata->{resource};	3424	my $res = $facedata->{resource};
2797	my $enc = JSON::XS->new->utf8->canonical;
2798		3425
2799	while (my ($name, $info) = each %$res) {	3426	while (my ($name, $info) = each %$res) {
2800	my $meta = $enc->encode ({	3427	if (defined $info->{type}) {
2801	name => $name,
2802	type => $info->{type},
2803	copyright => $info->{copyright}, #TODO#
2804	});
2805
2806	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2807		3429
2808	if ($name =~ /\.jpg$/) {
2809	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2810	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3431	cf::face::set_type $idx, $info->{type};
2811	} else {	3432	} else {
2812	my $data = pack "(w/a*)*", $meta, $info->{data};	3433	$RESOURCE{$name} = $info;
2813	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2814
2815	cf::face::set_type $idx, 1;
2816	cf::face::set_data $idx, 0, $data, $chk;
2817	}	3434	}
2818		3435
2819	cf::cede_to_tick;	3436	cf::cede_to_tick;
2820	}	3437	}
2821	}	3438	}
2822		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2823	1	3442	1
2824	}	3443	}
2825		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
		3464
		3465	register_exticmd fx_want => sub {
		3466	my ($ns, $want) = @_;
		3467
		3468	while (my ($k, $v) = each %$want) {
		3469	$ns->fx_want ($k, $v);
		3470	}
		3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2826	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2827	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2828	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
2829		3490
2830	for (cf::region::list) {	3491	for (cf::region::list) {
2831	$_->{match} = qr/$_->{match}/	3492	$_->{match} = qr/$_->{match}/
…		…
2839	}	3500	}
2840		3501
2841	sub reload_archetypes {	3502	sub reload_archetypes {
2842	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2843	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2844	#d# NEED to laod twice to resolve forward references
2845	# this really needs to be done in an extra post-pass
2846	# (which needs to be synchronous, so solve it differently)
2847	load_resource_file "$DATADIR/archetypes"
2848	or die "unable to load archetypes\n";
2849	}	3505	}
2850		3506
2851	sub reload_treasures {	3507	sub reload_treasures {
2852	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2853	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2854	}	3510	}
2855		3511
2856	sub reload_resources {	3512	sub reload_resources {
2857	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2858		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2859	reload_regions;	3517	reload_regions;
2860	reload_facedata;
2861	#reload_archetypes;#d#
2862	reload_archetypes;
2863	reload_treasures;	3518	reload_treasures;
2864		3519
2865	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2866	}	3521	}
2867		3522
2868	sub init {	3523	sub reload_config {
2869	reload_resources;	3524	warn "reloading config file...\n";
2870	}
2871		3525
2872	sub cfg_load {
2873	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2874	or return;	3527	or return;
2875		3528
2876	local $/;	3529	local $/;
2877	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2878		3531
2879	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2880		3533
2881	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2882	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2883		3536
2884	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2886	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2887	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2888	};	3541	};
2889	warn $@ if $@;	3542	warn $@ if $@;
2890	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2891	}	3574	}
2892		3575
2893	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
2894	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2895	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2896	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2897	(async {	3589	(async {
2898	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2899	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2900	};	3593	};
2901		3594
2902	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
2903	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
2904	load_extensions;	3618	load_extensions;
2905		3619
2906	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2907	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
2908	}	3633	}
2909		3634
2910	#############################################################################	3635	#############################################################################
2911	# initialisation and cleanup	3636	# initialisation and cleanup
2912		3637
2913	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2914	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2915	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2916	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2917	reentrant => 0,
2918	data => WF_AUTOCANCEL,
2919	signal => $signal,
2920	prio => 0,
2921	cb => sub {
2922	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2923	},
2924	);	3644	};
2925	}	3645	}
2926	}	3646	}
2927		3647
2928	sub write_runtime {	3648	sub write_runtime_sync {
2929	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2930		3650
2931	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2932	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2933		3653
2934	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2935		3655
2936	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2937		3657
2938	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2939	or return;	3659	or return;
2940		3660
2941	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2942	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2943	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
2953	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
2954		3674
2955	close $fh	3675	close $fh
2956	or return;	3676	or return;
2957		3677
2958	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2959	and return;	3679	and return;
2960		3680
2961	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2962		3682
2963	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
2964	}	3734	}
2965		3735
2966	sub emergency_save() {	3736	sub emergency_save() {
2967	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
2968		3738
2969	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
2970		3740
2971	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
2972	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
2973	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
2974	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
2975	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
2976	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
2977	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
2978	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2979	$pl->save;	3755	$pl->save;
2980	}	3756	}
2981	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
2982		3758
2983	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
2984	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
2985	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
2986	$map->valid or next;	3762	$map->valid or next;
2987	$map->save;	3763	$map->save;
2988	}	3764	}
2989	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
2990		3766
2991	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
2992	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
2993	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
2994	};	3774	};
2995		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
2996	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
2997	}	3782	}
2998		3783
2999	sub post_cleanup {	3784	sub post_cleanup {
3000	my ($make_core) = @_;	3785	my ($make_core) = @_;
3001		3786
3002	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
3003	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
3004	}	3817	}
3005		3818
3006	sub do_reload_perl() {	3819	sub do_reload_perl() {
3007	# can/must only be called in main	3820	# can/must only be called in main
3008	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
3009	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
3010	return;	3823	return;
3011	}	3824	}
3012		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
3013	warn "reloading...";	3831	warn "reloading...";
3014		3832
3015	warn "entering sync_job";	3833	warn "entering sync_job";
3016		3834
3017	cf::sync_job {	3835	cf::sync_job {
3018	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
3019	cf::emergency_save;	3837	cf::emergency_save;
3020	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
3021		3839
3022	warn "syncing database to disk";	3840	warn "syncing database to disk";
3023	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
3024		3842
3025	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
3026		3844
3027	warn "cancelling all WF_AUTOCANCEL watchers";
3028	for (Event::all_watchers) {
3029	$_->cancel if $_->data & WF_AUTOCANCEL;
3030	}
3031
3032	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
3033	for (;;) {
3034	BDB::flush;
3035	IO::AIO::flush;
3036	Coro::cede;
3037	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
3038	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3039	}
3040
3041	++$RELOAD;
3042
3043	warn "cancelling all extension coros";
3044	$_->cancel for values %EXT_CORO;
3045	%EXT_CORO = ();
3046
3047	warn "removing commands";
3048	%COMMAND = ();
3049
3050	warn "removing ext/exti commands";
3051	%EXTCMD = ();
3052	%EXTICMD = ();
3053
3054	warn "unloading/nuking all extensions";
3055	for my $pkg (@EXTS) {
3056	warn "... unloading $pkg";
3057
3058	if (my $cb = $pkg->can ("unload")) {
3059	eval {
3060	$cb->($pkg);
3061	1
3062	} or warn "$pkg unloaded, but with errors: $@";
3063	}	3848	}
3064		3849
3065	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
3066	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
3067	}	3852	%EXT_CORO = ();
3068		3853
3069	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
3070	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
3071	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3072		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3073	warn "... unloading $k";	3863	warn "... unloading $pkg";
3074	delete $INC{$k};
3075		3864
3076	$k =~ s/\.pm$//;
3077	$k =~ s/\//::/g;
3078
3079	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3080	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3081	}	3874	}
3082		3875
3083	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3084	}	3891	}
3085		3892
3086	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3087	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3088	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3089		3896
3090	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3091	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3092	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3093		3900
3094	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3095	# and global variables created in xs	3902	# and global variables created in xs
3096	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3097		3904
3098	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3099		3906
3100	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3101	require cf;	3908	require cf;
3102	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3103		3910
3104	warn "loading config and database again";	3911	warn "loading config and database again";
3105	cf::cfg_load;	3912	cf::reload_config;
3106		3913
3107	warn "loading extensions";	3914	warn "loading extensions";
3108	cf::load_extensions;	3915	cf::load_extensions;
3109		3916
		3917	if ($REATTACH_ON_RELOAD) {
3110	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3111	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3112	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3113	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3114	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3115	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3116		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3117	warn "leaving sync_job";	3929	warn "leaving sync_job";
3118		3930
3119	1	3931	1
3120	} or do {	3932	} or do {
3121	warn $@;	3933	warn $@;
3122	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3123	exit 1;
3124	};	3935	};
3125		3936
3126	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3127	};	3943	};
3128		3944
3129	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3130		3946
3131	sub reload_perl() {	3947	sub reload_perl() {
3132	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3133	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3134		3950
3135	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3136	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3137	after => 0,	3953
3138	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3139	cb => sub {
3140	do_reload_perl;	3955	do_reload_perl;
3141	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3142	},	3957	};
3143	);	3958	};
3144	}	3959	}
3145		3960
3146	register_command "reload" => sub {	3961	register_command "reload" => sub {
3147	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3148		3963
3149	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3150	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3151	async { reload_perl };	3968	reload_perl;
		3969	};
3152	}	3970	}
3153	};	3971	};
3154		3972
3155	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3156		3974
…		…
3158		3976
3159	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3160	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3161		3979
3162	sub wait_for_tick {	3980	sub wait_for_tick {
3163	return unless $TICK_WATCHER->is_active;
3164	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3165		3982
3166	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3167	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3168	$signal->wait;	3985	$signal->wait;
3169	}	3986	}
3170		3987
3171	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3172	return unless $TICK_WATCHER->is_active;
3173	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3174		3990
3175	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3176	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3177	$signal->wait;	3993	$signal->wait;
3178	}	3994	}
3179		3995
3180	my $min = 1e6;#d#	3996	sub tick {
3181	my $avg = 10;
3182	$TICK_WATCHER = Event->timer (
3183	reentrant => 0,
3184	parked => 1,
3185	prio => 0,
3186	at => $NEXT_TICK || $TICK,
3187	data => WF_AUTOCANCEL,
3188	cb => sub {
3189	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3190	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3191	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3192	return;	4000	return;
3193	}	4001	}
3194		4002
3195	$NOW = $tick_start = Event::time;
3196
3197	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3198		4004
3199	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3200	for(1..10) {
3201	my $t = Event::time;
3202	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3203	or die;
3204		4006
3205	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3206	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3207	$map->alloc;	4009	Coro::async_pool {
3208	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3209	my $t = Event::time - $t;	4011	write_runtime_sync
3210		4012	or warn "ERROR: unable to write runtime file: $!";
3211	#next unless $t < 0.0013;#d#
3212	if ($t < $min) {
3213	$min = $t;
3214	}
3215	$avg = $avg * 0.99 + $t * 0.01;
3216	}
3217	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3218	exit 0;
3219	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3220	};	4013	};
		4014	}
3221		4015
3222	$RUNTIME += $TICK;
3223	$NEXT_TICK += $TICK;
3224
3225	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3226	$NEXT_RUNTIME_WRITE = $NOW + 10;
3227	Coro::async_pool {
3228	write_runtime
3229	or warn "ERROR: unable to write runtime file: $!";
3230	};
3231	}
3232
3233	# my $AFTER = Event::time;
3234	# warn $AFTER - $NOW;#d#
3235
3236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3237	$sig->send;	4017	$sig->send;
3238	}	4018	}
3239	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3240	$sig->send;	4020	$sig->send;
3241	}	4021	}
3242		4022
3243	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3244
3245	# if we are delayed by four ticks or more, skip them all
3246	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3247
3248	$TICK_WATCHER->at ($NEXT_TICK);
3249	$TICK_WATCHER->start;
3250
3251	$LOAD = ($NOW - $tick_start) / $TICK;
3252	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3253		4025
3254	_post_tick;	4026	if (0) {
3255		4027	if ($NEXT_TICK) {
3256		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3257	},	4032	}
3258	);	4033	}
3259		4034
3260	{	4035	{
3261	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3262	$BDB_POLL_WATCHER = Event->io (	4037
3263	reentrant => 0,
3264	fd => BDB::poll_fileno,
3265	poll => 'r',
3266	prio => 0,
3267	data => WF_AUTOCANCEL,
3268	cb => \&BDB::poll_cb,
3269	);
3270	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3271		4039	BDB::max_poll_reqs $TICK * 0.1;
3272	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3273	my $status;
3274	my $current = $Coro::current;
3275	(
3276	sub {
3277	$status = $!;
3278	$current->ready; undef $current;
3279	},
3280	sub {
3281	Coro::schedule while defined $current;
3282	$! = $status;
3283	},
3284	)
3285	};
3286		4041
3287	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3288	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3289		4049
3290	cf::sync_job {	4050	cf::sync_job {
3291	eval {	4051	eval {
3292	BDB::db_env_open	4052	BDB::db_env_open
3293	$DB_ENV,	4053	$DB_ENV,
…		…
3295	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3296	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3297	0666;	4057	0666;
3298		4058
3299	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3300
3301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3302	$DB_ENV->set_lk_detect;
3303	};	4060	};
3304		4061
3305	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3306	};	4063	};
3307	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3308	}	4075	}
3309		4076
3310	{	4077	{
		4078	# configure IO::AIO
		4079
3311	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3312
3313	undef $Coro::AIO::WATCHER;
3314	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3315	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3316	reentrant => 0,
3317	data => WF_AUTOCANCEL,
3318	fd => IO::AIO::poll_fileno,
3319	poll => 'r',
3320	prio => 6,
3321	cb => \&IO::AIO::poll_cb,
3322	);
3323	}	4083	}
3324		4084
3325	my $_log_backtrace;	4085	my $_log_backtrace;
3326		4086
3327	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3330	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3331		4091
3332	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3333	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3334	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3335	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3336	my @bt = fork_call {	4099	my @bt = fork_call {
3337	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3338	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3339	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3340	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3348	}	4111	}
3349		4112
3350	@funcs	4113	@funcs
3351	};	4114	};
3352		4115
3353	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3354	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3355	--$_log_backtrace;	4119	--$_log_backtrace;
3356	};	4120	};
3357	} else {	4121	} else {
3358	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3359	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3360	}	4124	}
3361	}	4125	}
3362		4126
3363	# load additional modules	4127	# load additional modules
3364	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3365		4130
3366	END { cf::emergency_save }	4131	END { cf::emergency_save }
3367		4132
3368	1	4133	1
3369		4134

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