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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.519 by root, Fri Apr 16 02:32:25 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 = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
118		180
119	#############################################################################	181	#############################################################################
120		182
121	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
122		184
…		…
158		220
159	The raw value load value from the last tick.	221	The raw value load value from the last tick.
160		222
161	=item %cf::CFG	223	=item %cf::CFG
162		224
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	226	from wherever your confdir points to.
165		227
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		229
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	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	231	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.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
172	=back	246	=back
173		247
174	=cut	248	=cut
175		249
176	BEGIN {	250	$Coro::State::WARNHOOK = sub {
177	*CORE::GLOBAL::warn = sub {
178	my $msg = join "", @_;	251	my $msg = join "", @_;
179		252
180	$msg .= "\n"	253	$msg .= "\n"
181	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
182		255
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		257
185	utf8::encode $msg;
186	LOG llevError, $msg;	258	LOG llevError, $msg;
187	};	259	};
188	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
189		274
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	285	for my $pkg (qw(
201	cf::global cf::attachable	286	cf::global cf::attachable
202	cf::object cf::object::player	287	cf::object cf::object::player
203	cf::client cf::player	288	cf::client cf::player
204	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
205	cf::map cf::party cf::region	291	cf::party cf::region
206	)) {	292	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	294	}
210		295
211	$Event::DIED = sub {	296	$EV::DIED = sub {
212	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
213	};	298	};
214		299
215	#############################################################################	300	#############################################################################
216		301
217	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	325	$d
241	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
242	}	327	}
243		328
244	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
245		330
246	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
247		332
248	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
249		334
250	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
251		336
252	=cut	337	=cut
253		338
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		340
256	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
258		357
259	=item cf::lock_wait $string	358	=item cf::lock_wait $string
260		359
261	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
262		361
263	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
264		363
265	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
268	returned.	367	returned.
269		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
270	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
272		374
273	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
274		376
275	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
276		378
277	=cut	379	=cut
278		380
279	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
280		382
281	sub lock_wait($) {	383	sub lock_wait($) {
282	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	385	}
290		386
291	sub lock_acquire($) {	387	sub lock_acquire($) {
292	my ($key) = @_;	388	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	389	}
304		390
305	sub lock_active($) {	391	sub lock_active($) {
306	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	393	}
310		394
311	sub freeze_mainloop {	395	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
313		397
314	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
316	};	465	}
317	$TICK_WATCHER->stop;	466	};
318	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
319	}	481	}
320		482
321	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
322		484
323	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		490
329	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
330		492
331	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
332		494
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	498	acceptable.
337		499
338	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		506
345	sub sync_job(&) {	507	sub sync_job(&) {
346	my ($job) = @_;	508	my ($job) = @_;
347		509
348	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	511	my $time = AE::time;
350		512
351	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
353		515
354	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	517
356	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
357		519
358	my $busy = 1;	520	my $busy = 1;
359	my @res;	521	my @res;
360		522
361	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	525	@res = eval { $job->() };
363	warn $@ if $@;	526	warn $@ if $@;
364	undef $busy;	527	undef $busy;
365	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
366		529
367	while ($busy) {	530	while ($busy) {
368	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
369	}	535	}
		536	}
370		537
371	$time = Event::time - $time;	538	my $time = AE::time - $time;
372		539
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
377		541
378	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
379	} else {	543	} else {
380	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
381		545
…		…
406	=item fork_call { }, $args	570	=item fork_call { }, $args
407		571
408	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
412		576
413	=cut	577	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		578
424	sub fork_call(&@) {	579	sub fork_call(&@) {
425	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
426		581
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		585
432	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	587	reset_signals;
446	local $SIG{__WARN__};	588	&$cb
447	local $SIG{__DIE__};	589	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		590
454	eval {	591	wantarray ? @res : $res[-1]
455	close $fh1;	592	}
456		593
457	my @res = eval { $cb->(@args) };	594	sub objinfo {
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
466	}	630	}
467		631
468	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
469		633
470	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
473		637
474	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
477	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
478		664
479	our $DB;	665	our $DB;
480		666
481	sub db_init {	667	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	668	cf::sync_job {
486	eval {	669	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	670	};
496	}	671	}
497		672
498	sub db_get($$) {	673	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
500		675
…		…
550	if (1) {	725	if (1) {
551	$md5 =	726	$md5 =
552	join "\x00",	727	join "\x00",
553	$processversion,	728	$processversion,
554	map {	729	map {
555	Coro::cede;	730	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	732	} 0.. $#$src;
558		733
559		734
560	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		773
599	#############################################################################	774	#############################################################################
600		775
601	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
602		777
603	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
606		781
607	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	784	Deliantra).
610		785
611	=over 4	786	=over 4
612		787
613	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
614		789
…		…
658	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
659		834
660	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
662		837
663	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
665		840
666	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
667		842
668	=over 4	843	=over 4
…		…
866	";	1041	";
867	die if $@;	1042	die if $@;
868	}	1043	}
869		1044
870	our $override;	1045	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1047
873	sub override {	1048	sub override {
874	$override = 1;	1049	$override = 1;
875	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
876	}	1051	}
877		1052
878	sub do_invoke {	1053	sub do_invoke {
879	my $event = shift;	1054	my $event = shift;
880	my $callbacks = shift;	1055	my $callbacks = shift;
881		1056
882	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
883		1058
884	local $override;	1059	local $override;
885		1060
886	for (@$callbacks) {	1061	for (@$callbacks) {
887	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
896	}	1071	}
897		1072
898	0	1073	0
899	}	1074	}
900		1075
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1077
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1079
905	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
906		1081
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1085
911	=back	1086	=back
912		1087
913	=cut	1088	=cut
914		1089
915	#############################################################################	1090	#############################################################################
916	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
917		1134
918	sub reattach {	1135	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1137	my ($obj) = @_;
921		1138
		1139	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1141
924	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
925		1143
926	@$registry = ();	1144	@$registry = ();
927		1145
…		…
942	cf::attachable->attach (	1160	cf::attachable->attach (
943	prio => -1000000,	1161	prio => -1000000,
944	on_instantiate => sub {	1162	on_instantiate => sub {
945	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
946		1164
947	$data = from_json $data;	1165	$data = decode_json $data;
948		1166
949	for (@$data) {	1167	for (@$data) {
950	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
951		1169
952	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1186	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
970		1188
971	sync_job {	1189	sync_job {
972	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
975		1194
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
980	close $fh;	1202	aio_close $fh;
981		1203
982	if (@$objs) {	1204	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
988	close $fh;	1213	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
990	}	1215	}
991	} else {	1216	} else {
992	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
993	}	1218	}
994		1219
995	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1224	} else {
997	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
998	}	1226	}
999	} else {	1227	} else {
1000	aio_unlink $filename;	1228	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1002	}	1230	}
1003	}	1231	};
1004	}	1232	}
1005		1233
1006	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1008		1236
…		…
1020	or return;	1248	or return;
1021		1249
1022	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1252	or return;
		1253
1025	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1026	}	1256	}
1027		1257
		1258	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1030	return ($data, $av);	1262	($data, $av)
1031	}	1263	}
1032		1264
1033	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1034		1266
1035	=over 4	1267	=over 4
…		…
1089	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1090		1322
1091	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1092	}	1324	}
1093		1325
		1326	use File::Glob ();
		1327
1094	cf::player->attach (	1328	cf::player->attach (
1095	on_command => sub {	1329	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1097		1331
1098	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1099	or return;	1333	or return;
1100		1334
…		…
1108	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1109		1343
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1345
1112	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1118	} else {	1361	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1363	}
1121		1364
1122	cf::override;	1365	cf::override;
1123	},	1366	},
1124	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1125		1381
1126	sub load_extensions {	1382	sub load_extensions {
1127	cf::sync_job {	1383	cf::sync_job {
1128	my %todo;	1384	my %todo;
1129		1385
…		…
1149		1405
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1408
1153	$ext{source} =	1409	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1156	. $source	1412	. $source
1157	. "\n};\n1";	1413	. "\n};\n1";
1158		1414
1159	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1160	}	1416	}
1161		1417
		1418	my $pass = 0;
1162	my %done;	1419	my %done;
1163	while (%todo) {	1420	while (%todo) {
1164	my $progress;	1421	my $progress;
1165		1422
		1423	++$pass;
		1424
		1425	ext:
1166	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1428	next ext
1169	unless exists $done{$_};	1429	unless exists $done{$_};
1170	}	1430	}
1171		1431
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1433
1174	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1179	warn $msg;	1441	} else {
1180	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1181	exit 1;	1443	push @EXTS, $v->{pkg};
1182	}	1444	$progress = 1;
1183		1445
1184	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1185	}	1448	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1449	}
1191		1450
1192	skip:	1451	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1195	}	1459	}
1196	};	1460	};
1197	}	1461	}
1198		1462
1199	#############################################################################	1463	#############################################################################
1200		1464
1201	=back	1465	=back
1202		1466
1203	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1204		1468
1205	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1206		1470
1207	=cut	1471	=cut
1208		1472
1209	package cf::player;	1473	package cf::player;
1210		1474
1211	use Coro::AIO;	1475	use Coro::AIO;
1212		1476
1213	=head3 cf::player	1477	=head3 cf::player
1214		1478
1215	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1216		1494
1217	=item cf::player::find $login	1495	=item cf::player::find $login
1218		1496
1219	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1220		1498
…		…
1239		1517
1240	sub exists($) {	1518	sub exists($) {
1241	my ($login) = @_;	1519	my ($login) = @_;
1242		1520
1243	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1245	}	1523	}
1246		1524
1247	sub find($) {	1525	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1527	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1538
1261	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1264	}	1548	}
1265	}	1549	}
1266	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1267		1564
1268	sub save($) {	1565	sub save($) {
1269	my ($pl) = @_;	1566	my ($pl) = @_;
1270		1567
1271	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1277		1574
1278	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1280		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1281	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1282	Coro::cede;	1584	cf::cede_to_tick;
1283	}	1585	}
1284		1586
1285	sub new($) {	1587	sub new($) {
1286	my ($login) = @_;	1588	my ($login) = @_;
1287		1589
…		…
1293	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1294		1596
1295	$self	1597	$self
1296	}	1598	}
1297		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1298	=item $pl->quit_character	1610	=item $pl->quit_character
1299		1611
1300	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1302		1614
…		…
1306	my ($pl) = @_;	1618	my ($pl) = @_;
1307		1619
1308	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1309		1621
1310	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1624
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1317		1631
1318	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1669	or return [];
1356		1670
1357	my @logins;	1671	my @logins;
1358		1672
1359	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1363		1683
1364	utf8::decode $login;	1684	utf8::decode $login;
1365	push @logins, $login;	1685	push @logins, $login;
1366	}	1686	}
1367		1687
…		…
1394	}	1714	}
1395		1715
1396	\@paths	1716	\@paths
1397	}	1717	}
1398		1718
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1720
1401	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1402		1722
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1450		1724
1451	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1452		1726
1453	=cut	1727	=cut
1454		1728
1455	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1457		1731
1458	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1733	}
1461		1734
1462	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1463		1736
1464	Sends an ext event to the client.	1737	Sends an ext event to the client.
1465		1738
1466	=cut	1739	=cut
1467		1740
1468	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1470		1743
1471	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1472	}	1745	}
1473		1746
1474	=head3 cf::region	1747	=head3 cf::region
1475		1748
1476	=over 4	1749	=over 4
…		…
1489	my ($path) = @_;	1762	my ($path) = @_;
1490		1763
1491	my ($match, $specificity);	1764	my ($match, $specificity);
1492		1765
1493	for my $region (list) {	1766	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1497	}	1770	}
1498	}	1771	}
1499		1772
…		…
1520	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1522		1795
1523	sub generate_random_map {	1796	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1525	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1802	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1619	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1620	return $self;	1896	return $self;
1621	}	1897	}
1622	}	1898	}
1623		1899
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1901	()
1626	}	1902	}
1627		1903
1628	sub init {	1904	sub init {
1629	my ($self) = @_;	1905	my ($self) = @_;
…		…
1651		1927
1652	# the temporary/swap location	1928	# the temporary/swap location
1653	sub save_path {	1929	sub save_path {
1654	my ($self) = @_;	1930	my ($self) = @_;
1655		1931
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1658	}	1934	}
1659		1935
1660	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1661	sub uniq_path {	1937	sub uniq_path {
1662	my ($self) = @_;	1938	my ($self) = @_;
1663		1939
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1942	}
1676		1943
1677	sub decay_objects {	1944	sub decay_objects {
1678	my ($self) = @_;	1945	my ($self) = @_;
1679		1946
…		…
1692		1959
1693	sub load_header_from($) {	1960	sub load_header_from($) {
1694	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1695		1962
1696	utf8::encode $path;	1963	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1702		1972
1703	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1704		1974
1705	1	1975	1
1706	}	1976	}
…		…
1760	sub find {	2030	sub find {
1761	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1762		2032
1763	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1764		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2037
1767	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1770	or return;	2040	or return;
1771		2041
1772	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1773		2043
…		…
1775	or return;	2045	or return;
1776		2046
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1780	$map->reset;	2052	$map->reset;
1781	undef $guard;
1782	return find $path;	2053	return find $path;
1783	}	2054	}
1784		2055
1785	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1786	}	2057	}
1787	}	2058	}
1788		2059
1789	sub pre_load { }	2060	sub pre_load { }
1790	sub post_load { }	2061	#sub post_load { } # XS
1791		2062
1792	sub load {	2063	sub load {
1793	my ($self) = @_;	2064	my ($self) = @_;
1794		2065
1795	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1796		2067
1797	my $path = $self->{path};	2068	my $path = $self->{path};
1798		2069
1799	{	2070	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1801		2072
		2073	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2075
1804	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1805		2077
1806	$self->alloc;	2078	$self->alloc;
1807		2079
1808	$self->pre_load;	2080	$self->pre_load;
1809	Coro::cede;	2081	cf::cede_to_tick;
1810		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1812	or return;	2086	or return;
1813		2087
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1815	if delete $self->{load_original};	2089	if delete $self->{load_original};
1816		2090
1817	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2092	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2095	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1822	}	2099	}
1823	}	2100	}
1824		2101
1825	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1826	# now do the right thing for maps	2105	# now do the right thing for maps
1827	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2108	unless $self->difficulty;
1830	Coro::cede;	2109	cf::cede_to_tick;
1831		2110
1832	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2112	$self->decay_objects;
1834	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1835	$self->update_buttons;	2114	$self->update_buttons;
1836	Coro::cede;	2115	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2116	$self->activate;
1840	}	2117	}
1841		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2123	}
1844		2124
1845	$self->post_load;	2125	$self->post_load;
1846	}	2126	}
1847		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2131	sub customise_for {
1849	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1850		2133
1851	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2135	if $self->per_player;
…		…
1856		2139
1857	$self	2140	$self
1858	}	2141	}
1859		2142
1860	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2144	sub load_neighbours {
1862	my ($map) = @_;	2145	my ($map) = @_;
1863		2146
1864	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1865		2148
1866	for (0 .. 3) {	2149	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1868	or next;	2151	or next;
1869	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1870	or next;	2153	or next;
1871	$neigh->load;	2154	$neigh->load;
1872		2155
		2156	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2159	}
1876		2160
1877	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1879	or next;	2164	or next;
1880	$neigh->load;	2165	$neigh->load;
1881	}	2166	}
1882	}	2167	}
1883		2168
…		…
1888	}	2173	}
1889		2174
1890	sub do_load_sync {	2175	sub do_load_sync {
1891	my ($map) = @_;	2176	my ($map) = @_;
1892		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1893	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1894	}	2182	}
1895		2183
1896	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1898		2186
1899	sub find_async {	2187	sub find_async {
1900	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1901		2189
1902	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1903		2191
1904	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2194	}
1907		2195
1908	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1909	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1910	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2203	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2204	$map->load if $v;
		2205	}
1915		2206
1916	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1917	}	2208	}
1918	}	2209	}
1919	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1920	};	2211	};
1921	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1922		2213
1923	()	2214	()
1924	}	2215	}
1925		2216
		2217	# common code, used by both ->save and ->swapout
1926	sub save {	2218	sub _save {
1927	my ($self) = @_;	2219	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2220
1931	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1932		2222
1933	return unless $self->dirty;	2223	return unless $self->dirty;
1934		2224
…		…
1940	return if $self->{deny_save};	2230	return if $self->{deny_save};
1941		2231
1942	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1943		2233
1944	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1946	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1947		2240
1948	if ($uniq) {	2241	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2244	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2246	}
1954	}	2247	}
1955		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1956	sub swap_out {	2257	sub swap_out {
1957	my ($self) = @_;	2258	my ($self) = @_;
1958		2259
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1964	return if $self->players;	2264	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
1968	$self->clear;	2275	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2276	}
1971		2277
1972	sub reset_at {	2278	sub reset_at {
1973	my ($self) = @_;	2279	my ($self) = @_;
1974		2280
…		…
1992		2298
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2300
1995	return if $self->players;	2301	return if $self->players;
1996		2302
1997	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
1998		2304
1999	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2000		2306
2001	# need to save uniques path	2307	# need to save uniques path
2002	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2312	if $uniq;
2007	}	2313	}
2008		2314
2009	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
2010		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2319	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2320
2015	$self->unlink_save;	2321	$self->unlink_save;
2016	$self->destroy;	2322	$self->destroy;
2017	}	2323	}
2018		2324
2019	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
2020		2326
2021	sub nuke {	2327	sub nuke {
2022	my ($self) = @_;	2328	my ($self) = @_;
2023		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
2024	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
2025		2334
2026	$self->unlink_save;	2335	$self->unlink_save;
2027		2336
2028	bless $self, "cf::map";	2337	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2342
2034	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
2035		2345
2036	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
2037	}	2347	}
2038		2348
2039	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2081		2391
2082	sub unique_maps() {	2392	sub unique_maps() {
2083	[	2393	[
2084	map {	2394	map {
2085	utf8::decode $_;	2395	utf8::decode $_;
2086	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2087	? normalise $_	2399	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2401	]
2091	}	2402	}
2092		2403
2093	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2094		2435
2095	=back	2436	=back
2096		2437
2097	=head3 cf::object	2438	=head3 cf::object
2098		2439
…		…
2102		2443
2103	=over 4	2444	=over 4
2104		2445
2105	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2106		2447
2107	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2108		2450
2109	=cut	2451	=cut
2110		2452
2111	sub inv_recursive_;	2453	sub inv_recursive_;
2112	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2115		2457
2116	sub inv_recursive {	2458	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2118	}	2460	}
2119		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2120	package cf;	2490	package cf;
2121		2491
2122	=back	2492	=back
2123		2493
2124	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2133		2503
2134	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2135		2519
2136	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2521	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2146		2530
2147	} else {	2531	} else {
2148	my $pl = $self->contr;	2532	my $pl = $self->contr;
2149		2533
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2537
2159	} else {	2538	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2541	}
2163	}	2542	}
		2543	}
		2544
		2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2546
		2547	=cut
		2548
		2549	sub cf::object::send_msg {
		2550	my $pl = shift->contr
		2551	or return;
		2552	$pl->send_msg (@_);
2164	}	2553	}
2165		2554
2166	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2167		2556
2168	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2181		2570
2182	=item $player_object->enter_link	2571	=item $player_object->enter_link
2183		2572
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2574
2186	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2188		2579
2189	Will never block.	2580	Will never block.
2190		2581
2191	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2192		2583
…		…
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2609
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2221		2612
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2614	}
2224		2615
2225	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2227		2618
…		…
2244	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2246		2637
2247	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2250		2641
2251	$map->load;	2642	$map->load;
2252	$map->load_diag;	2643	$map->load_neighbours;
2253		2644
2254	return unless $self->contr->active;	2645	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2646
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
2259	}
2260		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
		2652	}
		2653
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2655
2263	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2659	the new (success) or old (failed) map position. In either case, $done will
		2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2267		2664
2268	=cut	2665	=cut
2269		2666
2270	our $GOTOGEN;	2667	our $GOTOGEN;
2271		2668
2272	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2670	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2671
2275	# do generation counting so two concurrent goto's will be executed in-order	2672	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2674
2278	$self->enter_link;	2675	$self->enter_link;
2279		2676
2280	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2281	my $map = eval {	2699	my $map = eval {
2282	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2283		2701
2284	if ($map) {	2702	if ($map) {
2285	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2287	} else {	2705	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2707	}
2290		2708
2291	$map	2709	$map
2292	};	2710	};
2293		2711
…		…
2298		2716
2299	if ($gen == $self->{_goto_generation}) {	2717	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2718	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2719	$self->leave_link ($map, $x, $y);
2302	}	2720	}
		2721
		2722	$done->() if $done;
2303	})->prio (1);	2723	})->prio (1);
2304	}	2724	}
2305		2725
2306	=item $player_object->enter_exit ($exit_object)	2726	=item $player_object->enter_exit ($exit_object)
2307		2727
…		…
2327	}	2747	}
2328		2748
2329	sub prepare_random_map {	2749	sub prepare_random_map {
2330	my ($exit) = @_;	2750	my ($exit) = @_;
2331		2751
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2754	# that depends on the exit object
2337		2755
2338	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2758	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2345	}	2765	}
2346		2766
2347	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2348		2768
2349	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2352		2772
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2775	undef $fh;
2356	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2357		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2360	}	2784	}
2361	}	2785	}
2362		2786
2363	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2365		2789
2366	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2367		2791
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2792	$self->enter_link;
2380		2793
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2794	(async {
2386	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2387	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2388	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2389		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2390	1;	2818	1
2391	}) {	2819	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2824
2397	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2416		2844
2417	utf8::encode $text;	2845	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2847	}
2420		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
		2872	}
		2873
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2875
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2877	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2427		2880
2428	=cut	2881	=cut
2429		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2430	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2999
2433	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
		3002
		3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
		3012	} elsif (ref $channel) {
		3013	# send meta info to client, if not yet sent
		3014	unless (exists $self->{channel}{$channel->{id}}) {
		3015	$self->{channel}{$channel->{id}} = $channel;
		3016	$self->ext_msg (channel_info => $channel);
		3017	}
		3018
		3019	$channel = $channel->{id};
		3020	}
2434		3021
2435	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2436		3023
2437	if ($self->can_msg) {	3024	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3026	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3027
2450	if ($color >= 0) {	3028	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3029	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3031	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2461	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2462		3037
2463	Sends an ext event to the client.	3038	Sends an ext event to the client.
2464		3039
2465	=cut	3040	=cut
2466		3041
2467	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2469		3044
		3045	if ($self->extcmd == 2) {
		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3050	}
		3051	}
		3052
		3053	=item $client->ext_reply ($msgid, @msg)
		3054
		3055	Sends an ext reply to the client.
		3056
		3057	=cut
		3058
		3059	sub cf::client::ext_reply($$@) {
		3060	my ($self, $id, @msg) = @_;
		3061
		3062	if ($self->extcmd == 2) {
		3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3064	} elsif ($self->extcmd == 1) {
		3065	#TODO: version 1, remove
		3066	unshift @msg, msgtype => "reply", msgid => $id;
		3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3068	}
2472	}	3069	}
2473		3070
2474	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2475		3072
2476	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3128	my ($ns, $buf) = @_;
2532		3129
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3131
2535	if (ref $msg) {	3132	if (ref $msg) {
		3133	my ($type, $reply, @payload) =
		3134	"ARRAY" eq ref $msg
		3135	? @$msg
		3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3137
		3138	my @reply;
		3139
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3140	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3141	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
2542	} else {	3147	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3149	}
2545		3150
2546	cf::override;	3151	cf::override;
…		…
2568		3173
2569	$coro	3174	$coro
2570	}	3175	}
2571		3176
2572	cf::client->attach (	3177	cf::client->attach (
2573	on_destroy => sub {	3178	on_client_destroy => sub {
2574	my ($ns) = @_;	3179	my ($ns) = @_;
2575		3180
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3182	},
2578	);	3183	);
…		…
2593	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2595		3200
2596	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2597		3202
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3203	$safe->permit_only (Opcode::opset qw(
		3204	:base_core :base_mem :base_orig :base_math :base_loop
		3205	grepstart grepwhile mapstart mapwhile
		3206	sort time
		3207	));
2599		3208
2600	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2601		3210
2602	=pod	3211	=pod
2603		3212
2604	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2605		3214
2606	cf::object	3215	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3217	insert remove name archname title slaying race decrease split
		3218	value
2609		3219
2610	cf::object::player	3220	cf::object::player
2611	player	3221	player
2612		3222
2613	cf::player	3223	cf::player
…		…
2618		3228
2619	=cut	3229	=cut
2620		3230
2621	for (	3231	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2627	) {	3238	) {
2628	no strict 'refs';	3239	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3259
2649	my $qcode = $code;	3260	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2652		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2653	local $_;	3267	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3268
2656	my $eval =	3269	my $eval =
2657	"do {\n"	3270	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3273	. $code
2661	. "\n}"	3274	. "\n}"
2662	;	3275	;
2663		3276
		3277	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2667		3286
2668	if ($@) {	3287	if ($@) {
2669	warn "$@";	3288	warn "$@";
2670	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2690	=cut	3309	=cut
2691		3310
2692	sub register_script_function {	3311	sub register_script_function {
2693	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2694		3313
2695	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2697	}	3316	}
2698		3317
2699	=back	3318	=back
2700		3319
2701	=cut	3320	=cut
…		…
2703	#############################################################################	3322	#############################################################################
2704	# the server's init and main functions	3323	# the server's init and main functions
2705		3324
2706	sub load_facedata($) {	3325	sub load_facedata($) {
2707	my ($path) = @_;	3326	my ($path) = @_;
		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
		3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2708		3333
2709	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2710		3335
2711	my $facedata;	3336	my $facedata;
2712	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2716		3341
2717	$facedata->{version} == 2	3342	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3344
		3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3347	$facedata->{resource}{"res/exp_table"} = {
		3348	type => FT_RSRC,
		3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
		3351	};
		3352	cf::cede_to_tick;
		3353
2720	{	3354	{
2721	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2722		3356
2723	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2725	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3364
2730	cf::cede_to_tick;	3365	cf::cede_to_tick;
2731	}	3366	}
2732		3367
2733	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2735	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2736	or next;	3372	or next;
		3373
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3377	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2755		3392
2756	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2757	}	3394	}
2758		3395
2759	{	3396	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3398
2765	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3400	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3402
		3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3404	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3405	} else {
		3406	$RESOURCE{$name} = $info;
		3407	}
2777		3408
2778	cf::cede_to_tick;	3409	cf::cede_to_tick;
2779	}	3410	}
2780	}	3411	}
2781		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2782	1	3415	1
2783	}	3416	}
2784		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
		3437
		3438	register_exticmd fx_want => sub {
		3439	my ($ns, $want) = @_;
		3440
		3441	while (my ($k, $v) = each %$want) {
		3442	$ns->fx_want ($k, $v);
		3443	}
		3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2785	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2786	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
		3463
		3464	for (cf::region::list) {
		3465	$_->{match} = qr/$_->{match}/
		3466	if exists $_->{match};
		3467	}
2788	}	3468	}
2789		3469
2790	sub reload_facedata {	3470	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3471	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3472	or die "unable to load facedata\n";
2793	}	3473	}
2794		3474
2795	sub reload_archetypes {	3475	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3478	}
2804		3479
2805	sub reload_treasures {	3480	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
2808	}	3483	}
2809		3484
2810	sub reload_resources {	3485	sub reload_resources {
2811	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2812		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2813	reload_regions;	3490	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3491	reload_treasures;
2818		3492
2819	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2820	}	3494	}
2821		3495
2822	sub init {	3496	sub reload_config {
2823	reload_resources;	3497	warn "reloading config file...\n";
2824	}
2825		3498
2826	sub cfg_load {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3500	or return;
2829		3501
2830	local $/;	3502	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2832		3504
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2834		3506
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2840	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2841	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2842	};	3514	};
2843	warn $@ if $@;	3515	warn $@ if $@;
2844	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
2845	}	3547	}
2846		3548
2847	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
2848	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3562	(async {
2852	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2854	};	3566	};
2855		3567
2856	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
2857	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
2858	load_extensions;	3591	load_extensions;
2859		3592
2860	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
2862	}	3606	}
2863		3607
2864	#############################################################################	3608	#############################################################################
2865	# initialisation and cleanup	3609	# initialisation and cleanup
2866		3610
2867	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2868	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2877	},
2878	);	3617	};
2879	}	3618	}
2880	}	3619	}
2881		3620
2882	sub write_runtime {	3621	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2884		3623
2885	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2887		3626
2888	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3628
2890	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2891		3630
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3632	or return;
2894		3633
2895	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2908		3647
2909	close $fh	3648	close $fh
2910	or return;	3649	or return;
2911		3650
2912	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3652	and return;
2914		3653
2915	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3655
2917	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
2918	}	3707	}
2919		3708
2920	sub emergency_save() {	3709	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2922		3711
2923	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2924		3713
2925	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
2926	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3728	$pl->save;
2934	}	3729	}
2935	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2936		3731
2937	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3735	$map->valid or next;
2941	$map->save;	3736	$map->save;
2942	}	3737	}
2943	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2944		3739
2945	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
2948	};	3747	};
2949		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
2950	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2951	}	3755	}
2952		3756
2953	sub post_cleanup {	3757	sub post_cleanup {
2954	my ($make_core) = @_;	3758	my ($make_core) = @_;
2955		3759
2956	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
2958	}	3791	}
2959		3792
2960	sub do_reload_perl() {	3793	sub do_reload_perl() {
2961	# can/must only be called in main	3794	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
2963	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
2964	return;	3797	return;
2965	}	3798	}
2966		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
2967	warn "reloading...";	3805	warn "reloading...";
2968		3806
2969	warn "entering sync_job";	3807	warn "entering sync_job";
2970		3808
2971	cf::sync_job {	3809	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
2973	cf::emergency_save;	3811	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2975		3813
2976	warn "syncing database to disk";	3814	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
2978		3816
2979	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
2980		3818
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
2992	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();
3000
3001	warn "removing commands";
3002	%COMMAND = ();
3003
3004	warn "removing ext/exti commands";
3005	%EXTCMD = ();
3006	%EXTICMD = ();
3007
3008	warn "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";
3011
3012	if (my $cb = $pkg->can ("unload")) {
3013	eval {
3014	$cb->($pkg);
3015	1
3016	} or warn "$pkg unloaded, but with errors: $@";
3017	}	3822	}
3018		3823
3019	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3020	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3021	}	3826	%EXT_CORO = ();
3022		3827
3023	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3024	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3027	warn "... unloading $k";	3837	warn "... unloading $pkg";
3028	delete $INC{$k};
3029		3838
3030	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;
3032
3033	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3034	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3035	}	3848	}
3036		3849
3037	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3038	}	3865	}
3039		3866
3040	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3870
3044	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		3874
3048	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3876	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3051		3878
3052	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3053		3880
3054	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3055	require cf;	3882	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3057		3884
3058	warn "loading config and database again";	3885	warn "loading config and database again";
3059	cf::cfg_load;	3886	cf::reload_config;
3060		3887
3061	warn "loading extensions";	3888	warn "loading extensions";
3062	cf::load_extensions;	3889	cf::load_extensions;
3063		3890
		3891	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3070		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3071	warn "leaving sync_job";	3903	warn "leaving sync_job";
3072		3904
3073	1	3905	1
3074	} or do {	3906	} or do {
3075	warn $@;	3907	warn $@;
3076	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3077	exit 1;
3078	};	3909	};
3079		3910
3080	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3081	};	3917	};
3082		3918
3083	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3084		3920
3085	sub reload_perl() {	3921	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3088		3924
3089	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	3927
3092	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	3929	do_reload_perl;
3095	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3096	},	3931	};
3097	);	3932	};
3098	}	3933	}
3099		3934
3100	register_command "reload" => sub {	3935	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3102		3937
3103	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	3942	reload_perl;
		3943	};
3106	}	3944	}
3107	};	3945	};
3108		3946
3109	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3110		3948
…		…
3112		3950
3113	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3115		3953
3116	sub wait_for_tick {	3954	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3119		3956
3120	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	3959	$signal->wait;
3123	}	3960	}
3124		3961
3125	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3128		3964
3129	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	3967	$signal->wait;
3132	}	3968	}
3133		3969
3134	my $min = 1e6;#d#	3970	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3146	return;	3974	return;
3147	}	3975	}
3148		3976
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3152		3978
3153	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3154	for(1..10) {
3155	my $t = Event::time;
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3157	or die;
3158		3980
3159	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3160	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3161	$map->alloc;	3983	Coro::async_pool {
3162	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3163	my $t = Event::time - $t;	3985	write_runtime_sync
3164		3986	or warn "ERROR: unable to write runtime file: $!";
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	3987	};
		3988	}
3175		3989
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	3991	$sig->send;
3192	}	3992	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	3994	$sig->send;
3195	}	3995	}
3196		3996
3197	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		3999
3208	_post_tick;	4000	if (0) {
3209		4001	if ($NEXT_TICK) {
3210		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3211	},	4006	}
3212	);	4007	}
3213		4008
3214	{	4009	{
3215	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	4011
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3225		4013	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		4015
3241	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4023
3244	cf::sync_job {	4024	cf::sync_job {
3245	eval {	4025	eval {
3246	BDB::db_env_open	4026	BDB::db_env_open
3247	$DB_ENV,	4027	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4031	0666;
3252		4032
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4034	};
3258		4035
3259	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4037	};
3261	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3262	}	4049	}
3263		4050
3264	{	4051	{
		4052	# configure IO::AIO
		4053
3265	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4057	}
3278		4058
3279	my $_log_backtrace;	4059	my $_log_backtrace;
3280		4060
3281	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3285		4065
3286	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3289	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3290	my @bt = fork_call {	4073	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3302	}	4085	}
3303		4086
3304	@funcs	4087	@funcs
3305	};	4088	};
3306		4089
3307	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4093	--$_log_backtrace;
3310	};	4094	};
3311	} else {	4095	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3314	}	4098	}
3315	}	4099	}
3316		4100
3317	# load additional modules	4101	# load additional modules
3318	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3319		4104
3320	END { cf::emergency_save }	4105	END { cf::emergency_save }
3321		4106
3322	1	4107	1
3323		4108

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